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|
2016-10-14 Pedro Alves <palves@redhat.com>
* coretypes.h (OVERRIDE, FINAL): Delete, moved to
include/ansidecl.h.
2016-10-14 Catherine Moore <clm@codesourcery.com>
* gcc/config/mips/mips.c (mips_prepare_pch_save): Initialize
micromips_globals to zero.
2016-10-14 Richard Biener <rguenther@suse.de>
PR tree-optimization/77979
* tree-vrp.c (compare_name_with_value): Handle released SSA names
in the equivalency sets.
(compare_names): Likewise.
2016-10-14 Martin Liska <mliska@suse.cz>
* builtins.h(target_char_cst_p): Declare the function.
* builtins.c (fold_builtin_memchr): Remove.
(target_char_cst_p): Move the function from gimple-fold.c.
(fold_builtin_3): Do not call the function.
* gimple-fold.c (gimple_fold_builtin_memchr): New function.
(gimple_fold_builtin): Call the function.
* fold-const-call.c (fold_const_call_1): Handle CFN_BUILT_IN_MEMCHR.
2016-10-14 Martin Liska <mliska@suse.cz>
* builtins.c (fold_builtin_strcmp): Remove function.
(fold_builtin_strncmp): Likewise.
(fold_builtin_2): Remove call of the function.
(fold_builtin_3): Likewise.
* fold-const-call.c (fold_const_call): Add constant folding
for CFN_BUILT_IN_STRCASECMP and CFN_BUILT_IN_STRNCASECMP.
* fold-const-call.h (build_cmp_result): Declare the function.
* gimple-fold.c (gimple_load_first_char): New function.
(gimple_fold_builtin_string_compare): Likewise.
(gimple_fold_builtin): Call the function.
2016-10-14 Nathan Sidwell <nathan@acm.org>
* gcov-io.c (gcov_open): Deconstify 'mode'.
2016-10-14 Martin Liska <mliska@suse.cz>
* fold-const.c (c_getstr): Support of properly \0-terminated
string constants. New argument is added.
* fold-const.h: New argument is added.
2016-10-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* config/aarch64/aarch64.c (aarch64_print_hint_for_core_or_arch):
New function.
(aarch64_print_hint_for_core): Likewise.
(aarch64_print_hint_for_arch): Likewise.
(aarch64_validate_march): Use it. Fix indentation in type signature.
(aarch64_validate_mcpu): Use aarch64_print_hint_for_core_or_arch.
(aarch64_validate_mtune): Likewise.
(aarch64_handle_attr_arch): Likewise.
(aarch64_handle_attr_cpu): Likewise.
(aarch64_handle_attr_tune): Likewise.
2016-10-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
* optabs.def: Remove optab function gen_int_libfunc for sdivmod_optab
and udivmod_optab.
2016-10-13 Andreas Schwab <schwab@linux-m68k.org>
* config/m68k/m68k.c (m68k_option_override): Check
opt_fstack_limit_symbol_arg and opt_fstack_limit_register_no
instead of stack_limit_rtx.
2016-10-13 Jakub Jelinek <jakub@redhat.com>
* dwarf2out.c (gen_member_die): Handle inline static data member
definitions.
2016-10-13 Nathan Sidwell <nathan@acm.org>
* gcov-io.c (gcov_open): Fix documentation. Simplify setting
gcov_var.mode. Remove unnecessary fstat.
2016-10-13 Segher Boessenkool <segher@kernel.crashing.org>
PR bootstrap/77962
* function.c (thread_prologue_and_epilogue_insns): Call all
make_*logue_seq in the same order as traditional. Call them
all a second time if shrink_wrapped_separate.
2016-10-13 Marek Polacek <polacek@redhat.com>
* Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Don't
use -Wno-error.
2016-10-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
PR tree-optimization/77937
* gimple-ssa-strength-reduction.c (analyze_increments): Set cost
to infinite when we have a pointer with an increment of -1.
2016-10-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
* coretypes.h: Move MEMMODEL_* macros and enum memmodel definition
into ...
* memmodel.h: This file.
* alias.c, asan.c, auto-inc-dec.c, bb-reorder.c, bt-load.c,
caller-save.c, calls.c, ccmp.c, cfgbuild.c, cfgcleanup.c,
cfgexpand.c, cfgloopanal.c, cfgrtl.c, cilk-common.c, combine.c,
combine-stack-adj.c, common/config/aarch64/aarch64-common.c,
common/config/arm/arm-common.c, common/config/bfin/bfin-common.c,
common/config/c6x/c6x-common.c, common/config/i386/i386-common.c,
common/config/ia64/ia64-common.c, common/config/nvptx/nvptx-common.c,
compare-elim.c, config/aarch64/aarch64-builtins.c,
config/aarch64/aarch64-c.c, config/aarch64/cortex-a57-fma-steering.c,
config/arc/arc.c, config/arc/arc-c.c, config/arm/arm-builtins.c,
config/arm/arm-c.c, config/avr/avr.c, config/avr/avr-c.c,
config/avr/avr-log.c, config/bfin/bfin.c, config/c6x/c6x.c,
config/cr16/cr16.c, config/cris/cris.c, config/darwin-c.c,
config/darwin.c, config/epiphany/epiphany.c,
config/epiphany/mode-switch-use.c,
config/epiphany/resolve-sw-modes.c, config/fr30/fr30.c,
config/frv/frv.c, config/ft32/ft32.c, config/h8300/h8300.c,
config/i386/i386-c.c, config/i386/winnt.c, config/iq2000/iq2000.c,
config/lm32/lm32.c, config/m32c/m32c.c, config/m32r/m32r.c,
config/m68k/m68k.c, config/mcore/mcore.c,
config/microblaze/microblaze.c, config/mmix/mmix.c,
config/mn10300/mn10300.c, config/moxie/moxie.c,
config/msp430/msp430.c, config/nds32/nds32-cost.c,
config/nds32/nds32-intrinsic.c, config/nds32/nds32-md-auxiliary.c,
config/nds32/nds32-memory-manipulation.c,
config/nds32/nds32-predicates.c, config/nds32/nds32.c,
config/nios2/nios2.c, config/nvptx/nvptx.c, config/pa/pa.c,
config/pdp11/pdp11.c, config/rl78/rl78.c, config/rs6000/rs6000-c.c,
config/rx/rx.c, config/s390/s390-c.c, config/s390/s390.c,
config/sh/sh.c, config/sh/sh-c.c, config/sh/sh-mem.cc,
config/sh/sh_treg_combine.cc, config/sol2.c, config/spu/spu.c,
config/stormy16/stormy16.c, config/tilegx/tilegx.c,
config/tilepro/tilepro.c, config/v850/v850.c, config/vax/vax.c,
config/visium/visium.c, config/vms/vms-c.c, config/xtensa/xtensa.c,
coverage.c, cppbuiltin.c, cprop.c, cse.c, cselib.c, dbxout.c, dce.c,
df-core.c, df-problems.c, df-scan.c, dojump.c, dse.c, dwarf2asm.c,
dwarf2cfi.c, dwarf2out.c, emit-rtl.c, except.c, explow.c, expmed.c,
expr.c, final.c, fold-const.c, function.c, fwprop.c, gcse.c,
ggc-page.c, haifa-sched.c, hsa-brig.c, hsa-gen.c, hw-doloop.c,
ifcvt.c, init-regs.c, internal-fn.c, ira-build.c, ira-color.c,
ira-conflicts.c, ira-costs.c, ira-emit.c, ira-lives.c, ira.c, jump.c,
loop-doloop.c, loop-invariant.c, loop-iv.c, loop-unroll.c,
lower-subreg.c, lra.c, lra-assigns.c, lra-coalesce.c,
lra-constraints.c, lra-eliminations.c, lra-lives.c, lra-remat.c,
lra-spills.c, mode-switching.c, modulo-sched.c, omp-low.c, passes.c,
postreload-gcse.c, postreload.c, predict.c, print-rtl-function.c,
recog.c, ree.c, reg-stack.c, regcprop.c, reginfo.c, regrename.c,
reload.c, reload1.c, reorg.c, resource.c, rtl-chkp.c, rtl-tests.c,
rtlanal.c, rtlhooks.c, sched-deps.c, sched-rgn.c, sdbout.c,
sel-sched-ir.c, sel-sched.c, shrink-wrap.c, simplify-rtx.c,
stack-ptr-mod.c, stmt.c, stor-layout.c, target-globals.c,
targhooks.c, toplev.c, tree-nested.c, tree-outof-ssa.c,
tree-profile.c, tree-ssa-coalesce.c, tree-ssa-ifcombine.c,
tree-ssa-loop-ivopts.c, tree-ssa-loop.c, tree-ssa-reassoc.c,
tree-ssa-sccvn.c, tree-vect-data-refs.c, ubsan.c, valtrack.c,
var-tracking.c, varasm.c: Include memmodel.h.
* genattrtab.c (write_header): Include memmodel.h in generated file.
* genautomata.c (main): Likewise.
* gengtype.c (open_base_files): Likewise.
* genopinit.c (main): Likewise.
* genconditions.c (write_header): Include memmodel.h earlier in
generated file.
* genemit.c (main): Likewise.
* genoutput.c (output_prologue): Likewise.
* genpeep.c (main): Likewise.
* genpreds.c (write_insn_preds_c): Likewise.
* genrecog.c (write_header): Likewise.
* Makefile.in (PLUGIN_HEADERS): Include memmodel.h
2016-10-13 David Malcolm <dmalcolm@redhat.com>
* function-tests.c (selftest::test_expansion_to_rtl): Add "true"
for new "compact" param of print_rtx_function. Check for "cinsn"
rather than "insn".
* print-rtl-function.c (flag_compact): New decl.
(print_rtx_function): Add param "compact" and use it to set
flag_compact, adding a description of the effect to the leading
comment, and updating the example output.
* print-rtl.c (flag_compact): New variable.
(print_rtx_operand_code_0): Omit the JUMP_LABEL reference in compact
mode.
(print_rtx_operand_code_i): When printing source locations, wrap
xloc.file in quotes. Don't print INSN_CODEs in compact mode.
(print_rtx_operand_code_r): Don't print regnos for hard regs and
virtuals in compact mode.
(print_rtx_operand_code_u): Don't print insn UIDs in compact mode,
apart from in LABEL_REFs.
(print_rtx_operand): In case 'w', don't print in hex in compact mode.
Don't print basic block ids in compact mode.
(print_rtx): In compact mode, prefix the code of insns with "c",
only print the INSN_UID of CODE_LABELs, and omit their LABEL_NUSES.
* print-rtl.h (print_rtx_function): Add "compact" param.
2016-10-13 Richard Earnshaw <rearnsha@arm.com>
* arm.h (TARGET_VFP): Delete.
(TARGET_VFPD32): Remove references to TARGET_VFP.
(TARGET_VFP3, TARGET_VFP5): Likewise.
(TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Likewise.
(TARGET_NEON_FP16): Likewise.
(TARGET_FMA): Likewise.
(TARGET_CRYPTO): Likewise.
(TARGET_NEON): Likewise.
(SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
(FUNCTION_ARG_REGNO_P): Likewise.
* arm.c (arm_option_check_internal): Likewise.
(arm_option_override): Likewise.
(use_return_insn): Likewise.
(arm_function_value_regno_p): Likewise.
(arm_apply_result_size): Likewise.
(use_vfp_abi): Likewise.
(arm_legitimate_address_outer_p): Likewise.
(thumb2_legitimate_address_p): Likewise.
(arm_legitimate_index_p): Likewise.
(thumb2_legitimate_index_p): Likewise.
(arm_legitimate_address): Likewise.
(arm_get_vfp_saved_size): Likewise.
(arm_emit_vfp_multi_reg_pop): Likewise.
(arm_get_frame_offsets): Likewise.
(arm_save_coproc_regs): Likewise.
(arm_hard_regno_mode_ok): Likewise.
(arm_expand_epilogue_apcs_frame): Likewise.
(arm_expand_epilogue): Likewise.
(arm_file_start): Likewise.
(arm_conditional_register_usage): Likewise.
(arm_validize_comparison): Use vfp_compare_operand directly.
* arm-builtins.c (arm_init_builtins): Remove references to TARGET_VFP.
(arm_expand_vfp_builtin): Use TARGET_HARD_FLOAT for detecting
unsupported usage.
(arm_atomic_assign_expand_fenv): Likewise.
* arm.md (divsf3): Likewise.
(arm_negsi2): Likewise.
(absdf2): Likewise.
(arm_movdi): Likewise.
(arm_movt): Likewise.
(cbranchsf4): Change predicate to vfp_compare_operand.
(cbranchdf4): Change predicate to vfp_compare_operand.
(cstorehf4): Change predicate to vfp_compare_operand.
(cstoresf4): Change predicate to vfp_compare_operand.
(cstoredf4): Change predicate to vfp_compare_operand.
(vfp_pop_multiple_with_writeback): Remove references to TARGET_VFP.
(movhi_insn_arch4, movhi_bytes): Likewise.
* constraints.md (Dt): Likewise.
(Dp): Likewise.
* iterators.md (SDF): Likewise.
* predicates.md (arm_float_compare_operand): Delete.
(const_double_vcvt_power_of_two_reciprocal): Remove references to
TARGET_VFP.
(const_double_vcvt_power_of_two): Likewise.
* thumb2.md thumb2_movsi_insn): Likewise.
* vfp.md (arm_movhi_vfp, thumb2_movhi_vfp): Likewise.
(movhf_vfp): Likewise.
(arm_movsi_vfp, thumb2_movsi_vfp): Likewise.
(movdi_vfp, movdi_vfp_cortexa8): Likewise.
(movsf_vfp, thumb2_movsf_vfp): Likewise.
(movdf_vfp, thumb2_movdf_vfp): Likewise.
(movsfcc_vfp, abssf2_vfp, negsf2_vfp, addsf3_vfp): Likewise.
(subsf3_vfp, divsf3_vfp): Likewise.
(mulsf3_vfp, mulsf3negsf_vfp, negmulsf3_vfp): Likewise.
(mulsf3addsf_vfp, (mulsf3subsf_vfp, mulsf3negsfaddsf_vfp): Likewise.
(mulsf3negsfsubsf_vfp): Likewise.
(truncsisf2_vfp, fixuns_truncsfsi2, floatsisf2_vfp): Likewise.
(floatunssisf2, sqrtsf2_vfp): Likewise.
(movcc_vfp): Likewise.
(cmpsf_split_vfp, cmpsf_trap_split_vfp): Likewise.
(cmpsf_vfp, cmpsf_trap_vfp): Likewise.
(push_multi_vfp): Likewise.
(set_fpscr, get_fpscr): Likewise.
* arm-c.c (arm_cpu_builtins): Unconditionally define __VFP_FP__.
2016-10-13 Richard Earnshaw <rearnsha@arm.com>
* arm.h (TARGET_VFP): Unconditionally define to 1.
(arm_fpu_desc): Remove 'model' field.
(TARGET_FPU_MODEL): Delete.
* arm.c (all_fpus): Don't initialize the model field.
(arm_can_inline_p): Don't check the FPU model.
* arm-fpus.def: Remove redundant model field from all FPU
descriptions.
2016-10-13 Richard Biener <rguenther@suse.de>
PR middle-end/77826
* genmatch.c (struct capture): Add value_match member.
(commutate): Preserve value_match.
(lower_opt_convert): Likewise.
(lower_cond): Likewise.
(replace_id): Likewise.
(struct dt_operand): Add value_match member.
(decision_tree::cmp_node): Compare it.
(decision_tree::insert_operand): Honor it when finding and
when appending a DT_MATCH.
(dt_operand::gen_match_op): Generate a type check after
operand_equal_p if ! value_match for both GENERIC and GIMPLE.
(parser::get_internal_capture_id): New helper.
(parser::finish_match_operand): New function lowering @@<id>.
(parser::parse_capture): Parse @@<id> as value-match.
(parser::parse_expr): Use get_internal_capture_id.
(parser::parse_simplify): Call finish_match_operand.
(walk_captures): New helper.
* match.pd (X - (X / Y) * Y -> X % Y): Use value-matching instead
of operand_equal_p.
((X /[ex] A) * A -> X): Likewise.
((X | Y) ^ X -> Y & ~ X): Handle constants properly by using
convert[12] and value-matching.
((A | B) & (A | C) -> A | (B & C)): Likewise.
((X | Y) | Y -> X | Y): Likewise.
((X ^ Y) ^ Y -> X): Likewise.
(A - (A & B) -> ~B & A): Likewise.
((T)(P + A) - (T)P -> (T) A): Likewise.
((T)P - (T)(P + A) -> -(T) A): Likewise.
((T)(P + A) - (T)(P + B) -> (T)A - (T)B): Likewise.
* doc/match-and-simplify.texi: Amend capture section.
2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
* config/arc/arc.md (umul_600): Remove predicated variant.
(umul64_600): Likewise.
2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
* config/arc/arc.h (INSN_LENGTH_ALIGNMENT): Change.
2016-10-13 Bin Cheng <bin.cheng@arm.com>
* tree-vect-loop.c (loop_niters_no_overflow): New func.
(vect_transform_loop): Call loop_niters_no_overflow. Pass the
no-overflow information to vect_do_peeling_for_loop_bound and
vect_gen_vector_loop_niters.
2016-10-13 Bin Cheng <bin.cheng@arm.com>
* tree-predcom.c (tree_predictive_commoning_loop): Skip loop that only
iterates 1 time.
2016-10-13 Bin Cheng <bin.cheng@arm.com>
* tree-vect-loop-manip.c (adjust_vec_debug_stmts): Don't release
adjust_vec automatically.
(slpeel_add_loop_guard): Remove param cond_expr_stmt_list. Rename
param exit_bb to guard_to.
(slpeel_checking_verify_cfg_after_peeling):
(set_prologue_iterations):
(create_lcssa_for_virtual_phi): New func which is factored out from
slpeel_tree_peel_loop_to_edge.
(slpeel_tree_peel_loop_to_edge):
(iv_phi_p): New func.
(vect_can_advance_ivs_p): Call iv_phi_p.
(vect_update_ivs_after_vectorizer): Call iv_phi_p. Directly insert
new gimple stmts in basic block.
(vect_do_peeling_for_loop_bound):
(vect_do_peeling_for_alignment):
(vect_gen_niters_for_prolog_loop): Rename to...
(vect_gen_prolog_loop_niters): ...Rename from. Change parameters and
adjust implementation.
(vect_update_inits_of_drs): Fix code style issue. Convert niters to
sizetype if necessary.
(vect_build_loop_niters): Move to here from tree-vect-loop.c. Change
it to external function.
(vect_gen_scalar_loop_niters, vect_gen_vector_loop_niters): New.
(vect_gen_vector_loop_niters_mult_vf): New.
(slpeel_update_phi_nodes_for_loops): New.
(slpeel_update_phi_nodes_for_guard1): Reimplement.
(find_guard_arg, slpeel_update_phi_nodes_for_guard2): Reimplement.
(slpeel_update_phi_nodes_for_lcssa, vect_do_peeling): New.
* tree-vect-loop.c (vect_build_loop_niters): Move to file
tree-vect-loop-manip.c
(vect_generate_tmps_on_preheader): Delete.
(vect_transform_loop): Rename vectorization_factor to vf. Call
vect_do_peeling instead of vect_do_peeling-* functions.
* tree-vectorizer.h (vect_do_peeling): New decl.
(vect_build_loop_niters, vect_gen_vector_loop_niters): New decls.
(vect_do_peeling_for_loop_bound): Delete.
(vect_do_peeling_for_alignment): Delete.
2016-10-13 Bin Cheng <bin.cheng@arm.com>
* tree-vect-loop-manip.c (slpeel_tree_duplicate_loop_to_edge_cfg): Put
duplicated loop after its preheader and after the original loop.
2016-10-13 Bin Cheng <bin.cheng@arm.com>
* tree-vect-loop.c (vect_analyze_loop_2): Check and skip loop if it
has no enough iterations for LOOP_VINFO_PEELING_FOR_GAPS.
2016-10-13 Bin Cheng <bin.cheng@arm.com>
* tree-vect-loop.c (vectorizable_live_operation): Support handling
for live variable outside loop but not in lcssa form.
2016-10-13 Bin Cheng <bin.cheng@arm.com>
* cfg.c (reset_original_copy_tables): New func.
* cfg.h (reset_original_copy_tables): New decl.
2016-10-13 Jakub Jelinek <jakub@redhat.com>
PR c/77946
* tree.h (FALLTHROUGH_LABEL_P): Use private_flag instead of
public_flag.
* varasm.c (default_binds_local_p_3): Formatting fix.
2016-10-13 Bin Cheng <bin.cheng@arm.com>
* tree-vect-loop-manip.c (slpeel_can_duplicate_loop_p): Fix code
style issue.
(vect_do_peeling_for_loop_bound, vect_do_peeling_for_alignment):
Remove useless code.
2016-10-13 Martin Liska <mliska@suse.cz>
PR tree-optimization/77943
* tree-ssa-tail-merge.c (merge_stmts_p): Do not merge BBs with
a different EH landing pads.
2016-10-13 Jakub Jelinek <jakub@redhat.com>
PR target/77957
* hooks.h (hook_tree_void_null): Declare.
* hooks.c (hook_tree_void_null): New function.
* langhooks.c (lhd_return_null_tree_v): Remove.
* langhooks-def.h (lhd_return_null_tree_v): Remove.
* cfgexpand.c (stack_protect_prologue): If guard_decl is NULL,
set y to const0_rtx.
* function.c (stack_protect_epilogue): Likewise.
* config/tilepro/tilepro.c (TARGET_STACK_PROTECT_GUARD): Redefine
if TARGET_THREAD_SSP_OFFSET is defined.
* config/s390/s390.c (TARGET_STACK_PROTECT_GUARD): Likewise.
* config/sparc/sparc.c (TARGET_STACK_PROTECT_GUARD): Likewise.
* config/tilegx/tilegx.c (TARGET_STACK_PROTECT_GUARD): Likewise.
* config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Likewise.
* config/i386/i386.c (TARGET_STACK_PROTECT_GUARD): Likewise.
(ix86_stack_protect_guard): New function.
2016-10-13 Richard Biener <rguenther@suse.de>
* dwarf2out.c (tree_add_const_value_attribute): Do not try
rtl_for_decl_init during early phase.
(gen_variable_die): Do not create locations during early phase.
(gen_label_die): Likewise.
(decls_for_scope): Do not waste time handling BLOCK_NONLOCALIZED_VARs
twice.
2016-10-12 Richard Biener <rguenther@suse.de>
* tree-vrp.c (evrp_dom_walker::try_find_new_range): Renamed from
try_add_new_range and made to eturn new range.
(evrp_dom_walker::before_dom_children): Push op1 value range before
pushing op0 value range.
2016-10-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
PR tree-optimization/77937
* gimple-ssa-strength-reduction.c (analyze_increments): Use
POINTER_TYPE_P on the candidate type to determine whether
candidates in this chain require pointer arithmetic.
2016-10-12 Eric Botcazou <ebotcazou@adacore.com>
* config/visium/visium.c (visium_gimplify_va_arg): Emit a big-endian
correction if the type is smaller than a word.
(visium_select_cc_mode): Add ... fall through ... comment.
2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
* config/rs6000/rs6000.c (machine_function): Add new fields
gpr_is_wrapped_separately and lr_is_wrapped_separately.
(TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
(rs6000_get_separate_components): New function.
(rs6000_components_for_bb): New function.
(rs6000_disqualify_components): New function.
(rs6000_emit_prologue_components): New function.
(rs6000_emit_epilogue_components): New function.
(rs6000_set_handled_components): New function.
(rs6000_emit_prologue): Don't emit LR save if lr_is_wrapped_separately.
Don't emit GPR saves if gpr_is_wrapped_separately for that register.
(restore_saved_lr): Don't restore LR if lr_is_wrapped_separately.
(rs6000_emit_epilogue): Don't emit GPR restores if
gpr_is_wrapped_separately for that register. Don't make a
REG_CFA_RESTORE note for registers we did not restore, either.
2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
* function.c (thread_prologue_and_epilogue_insns): Call
try_shrink_wrapping_separate. Compute the prologue_seq afterwards,
if it has possibly changed. Compute the split_prologue_seq and
epilogue_seq later, too.
* shrink-wrap.c: #include cfgbuild.h and insn-config.h.
(dump_components): New function.
(struct sw): New struct.
(SW): New function.
(init_separate_shrink_wrap): New function.
(fini_separate_shrink_wrap): New function.
(place_prologue_for_one_component): New function.
(spread_components): New function.
(disqualify_problematic_components): New function.
(emit_common_heads_for_components): New function.
(emit_common_tails_for_components): New function.
(insert_prologue_epilogue_for_components): New function.
(try_shrink_wrapping_separate): New function.
* shrink-wrap.h: Declare try_shrink_wrapping_separate.
2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
* regrename.c (build_def_use): Invalidate chains that have a
REG_CFA_RESTORE on some instruction.
2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
* dce.c (delete_unmarked_insns): Don't delete instructions with
a REG_CFA_RESTORE note.
2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
* common.opt (-fshrink-wrap-separate): New flag.
* doc/invoke.texi: Document it.
* doc/tm.texi.in (Shrink-wrapping separate components): New subsection.
* doc/tm.texi: Regenerate.
* emit-rtl.h (struct rtl_data): New field shrink_wrapped_separate.
* target.def (shrink_wrap): New hook vector.
(get_separate_components, components_for_bb, disqualify_components,
emit_prologue_components, emit_epilogue_components,
set_handled_components): New hooks.
2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
* config/rs6000/rs6000.c (rs6000_return_in_memory): Warn for
vector return by reference only if -Wpsabi.
(rs6000_pass_by_reference): Similarly, for argument passing.
2016-10-12 David Malcolm <dmalcolm@redhat.com>
* function-tests.c: Include "print-rtl.h".
(selftest::test_expansion_to_rtl): Call print_rtx_function on the
function, and verify what is dumped.
* print-rtl-function.c (print_edge): New function.
(begin_any_block): New function.
(end_any_block): New function.
(can_have_basic_block_p): New function.
(print_rtx_function): Track the basic blocks of insns in the
chain, wrapping those that are within blocks within "(block)"
directives. Remove the "(cfg)" directive.
2016-10-12 David Malcolm <dmalcolm@redhat.com>
* selftest.c (selftest::read_file): New function.
(selftest::test_read_file): New function.
(selftest::selftest_c_tests): Call test_read_file.
* selftest.h (selftest::read_file): New decl.
2016-10-12 Richard Biener <rguenther@suse.de>
PR debug/77947
* cgraphunit.c (analyze_functions): Preserve cgraph nodes
function context.
2016-10-12 Thomas Schwinge <thomas@codesourcery.com>
* lto-streamer.c: Fix LTO_STREAMER_DEBUG build.
* dwarf2out.c (dwarf2_lineno_debug_hooks): Use
dwarf2out_assembly_start.
* Makefile.in (SELFTEST_FLAGS): Add -nostdinc.
* Makefile.in (SELFTEST_FLAGS): New variable.
(s-selftest, selftest-gdb, selftest-valgrind): Use it.
* vmsdbgout.c (vmsdbg_debug_hooks): Add filename parameter to
early_finish hook.
2016-10-12 Georg-Johann Lay <avr@gjlay.de>
* rtl.h (struct rtx_def): Comment how RTX_FLAGS will be
dumped in RTL dumps.
2016-10-12 Martin Liska <mliska@suse.cz>
* gimple-fold.c (create_tmp_reg_or_ssa_name): New function.
(gimple_fold_builtin_memory_op): Use the function.
(gimple_fold_builtin_strchr): Likewise.
(gimple_fold_builtin_strcat): Likewise.
(gimple_build): Likewise.
2016-10-12 Nathan Sidwell <nathan@acm.org>
* diagnostic.c (diagnostc_report_diagnostic): Fix formatting.
2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
* dwarf2out.c (int_loc_descriptor): Generate opcodes for another
equivalent 32-bit constant (modulo 2**32) when that yields
smaller instructions.
(size_of_int_loc_descriptor): Update accordingly.
2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
* dwarf2out.c (dwarf2out_early_global_decl): For nested
functions, call dwarf2out_decl on the parent function first.
2016-10-12 Richard Biener <rguenther@suse.de>
* match.pd ((X /[ex] A) * A -> X): Remove unnecessary constraint
on the conversion.
2016-10-12 Richard Biener <rguenther@suse.de>
* tree-ssa-propagate.c
(substitute_and_fold_dom_walker::before_dom_children): Do not
ignore ASSERT_EXPRs but only preserve them.
* tree-vrp.c (remove_range_assertions): Deal with ASSERT_EXPRs
that have been propagated into.
(vrp_finalize): Enable DCE for substitute_and_fold.
2016-10-12 Richard Biener <rguenther@suse.de>
PR tree-optimization/77920
* tree-vrp.c (simplify_div_or_mod_using_ranges): Simplify.
(simplify_min_or_max_using_ranges): Pass in gsi and use it.
(simplify_abs_using_ranges): Likewise.
(simplify_conversion_using_ranges): Likewise.
(simplify_stmt_using_ranges): Adjust.
2016-10-12 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/77929
* tree-ssa-reassoc.c (optimize_range_tests_var_bound): Handle
(*ops)[ranges[i].idx]->op != ranges[i].exp case.
2016-10-12 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
PR target/77934
* config/rs6000/vmx.md (vsx_concat_<mode>): The mtvsrdd instruction
needs a base register for arg 1.
2016-10-12 Jakub Jelinek <jakub@redhat.com>
* common.opt (Wimplicit-fallthrough) Turn into alias to
-Wimplicit-fallthrough=3. Remove EnabledBy.
(Wimplicit-fallthrough=): New option.
* gimplify.c (warn_implicit_fallthrough_r): Use
OPT_Wimplicit_fallthrough_ instead of OPT_Wimplicit_fallthrough.
* doc/invoke.texi (-Wimplicit-fallthrough): Document as alias
to -Wimplicit-fallthrough=3.
(-Wimplicit-fallthrough=): Document.
2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
* config/sparc/sparc.c (emit_scc_insn): Remove direct support for EQ
and GEU in DImode if TARGET_SUBXC.
* config/sparc/sparc.md (seqdi<W:mode>_zero): Remove TARGET_SUBXC.
(seqdi<W:mode>_zero_subxc): Delete.
(neg_seqdi<W:mode>_zero): Remove TARGET_VIS3.
(neg_seqdi<W:mode>_zero_vis3): Delete.
(plus_seqdi<W:mode>_zero): Likewise.
(minus_seqdi<W:mode>_zero): Likewise.
(plus_plus_sltu<W:mode>): Accept only register.
(addx<W:mode>): Likewise.
(plus_sltu<W:mode>_vis3): Likewise.
(plus_plus_sltu<W:mode>_vis3): Likewise.
(neg_sgeu<W:mode>_vis3): Delete.
(minus_sgeu<W:mode>_vis3): Likewise.
(addxc<W:mode>): Accept only registers.
(neg_sltu<W:mode>_subxc): Write %%g0 instead of 0.
(minus_neg_sltu<W:mode>_subxc): Accept only register.
(neg_plus_sltu<W:mode>_subxc): Likewise.
(minus_sltu<W:mode>_subxc): Write %%g0 instead of 0.
(minus_minus_sltu<W:mode>_subxc): Accept only register.
(sgeu<W:mode>_insn_subxc): Delete.
(plus_sgeu<W:mode>_subxc): Likewise.
(subxc<W:mode>): Accept only register.
(scc splitter): Split always GEU again.
2016-10-11 Jeff Law <law@redhat.com>
PR tree-optimization/77424
* tree-ssa-threadupdate.c (thread_through_all_blocks): Remove
dead conditionals. Assert that all e->aux fields are NULL.
2016-10-11 David Malcolm <dmalcolm@redhat.com>
* print-rtl.c (print_rtx): Rename "i" to "idx". Split out the
operand-printing "switch" statement into...
(print_rtx_operand_code_0): ...this new function, ...
(print_rtx_operand_code_e): ...this new function, ...
(print_rtx_operand_codes_E_and_V): ...this new function, ...
(print_rtx_operand_code_i): ...this new function, ...
(print_rtx_operand_code_r): ...this new function, ...
(print_rtx_operand_code_u): ...this new function, ...
(print_rtx_operand): ...and this new function.
2016-10-11 Uros Bizjak <ubizjak@gmail.com>
* config/alpha/alpha-passes.def: New file.
* config/alpha/t-alpha: New file.
* config/alpha/alpha-protos.h (gcc::context, rtl_opt_pass): Declare.
(make_pass_handle_trap_shadows): New prototype.
(make_pass_align_insns): Ditto.
* config/alpha/alpha.c (alpha_option_override): Don't register
passes here.
* config.gcc (alpha*-*-*) Add alpha/t-alpha to tmake_file.
2016-10-11 Michael Meissner <meissner@linux.vnet.ibm.com>
PR target/77924
* config/rs6000/rs6000.c (rs6000_init_builtins): Only create the
distinct __ibm128 IBM extended double type if long doubles are
128-bits and the default format for long double is IEEE 128-bit.
2016-10-11 Richard Biener <rguenther@suse.de>
* dwarf2out.c (DEBUG_STR_OFFSETS_SECTION): Remove conditional.
(init_sections_and_labels): Use DEBUG_DWO_STR_OFFSETS_SECTION.
(verify_die): New function.
(dwarf2out_finish): Call it.
(output_line_info): Handle case of -gsplit-dwarf without
DWARF2_ASM_LINE_DEBUG_INFO.
2016-10-11 Richard Biener <rguenther@suse.de>
PR debug/77931
* gimple-low.c (lower_gimple_bind): Handle arbitrary common
sub-chains of BLOCK_VARS and gimple_bind_vars.
2016-10-11 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
* config/i386/znver1.md : Fix imov/imovx load type reservations.
2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
* config/sparc/sparc.opt (msubxc): New option.
* doc/invoke.texi (SPARC options): Document it and tidy up.
* doc/tm.texi.in (Condition Codes): Adjust SPARC example.
* doc/tm.texi: Regenerate.
* config/sparc/sparc-modes.def (CC_NOOV): Rename into...
(CCNZ): ...this.
(CCX_NOOV): Rename into...
(CCXNZ): ...this.
(CCC): New.
(CCXC): Likewise.
* config/sparc/predicates.m (fcc_register_operand): Simplify.
(fcc0_register_operand): Likewise.
(icc_register_operand): New.
(icc_or_fcc_register_operand): Simplify.
(nz_comparison_operator): New.
(c_comparison_operator): Likewise.
(noov_compare_operator): Rename into...
(icc_comparison_operator): ...this. Use above predicates.
(noov_compare64_operator): Rename into...
(v9_comparison_operator): ...this and tidy up.
(fcc_comparison_operator): New.
(icc_or_fcc_comparison_operator): Likewise.
(v9_register_compare_operator): Rename info...
(v9_register_comparison_operator): ...this.
* config/sparc/sparc.c (TARGET_FIXED_CONDITION_CODE_REGS): Define.
(sparc_option_override): Remove redundant VIS masks and add MASK_SUBXC
for Niagara-7.
(sparc_fixed_condition_code_regs): New function.
(select_cc_mode): Remove ATTRIBUTE_UNUSED. Adjust for CCNZ/CCXNZ
renaming and add support for CCC/CCXC.
(output_cbranch): Likewise.
(sparc_print_operand): Likewise.
(gen_v9_scc): Remove obsolete assertion.
(emit_scc_insn): Emit RTL directly for EQ and NE. Add direct support
for EQ in DImode if TARGET_SUBXC. Remove test on TARGET_VIS3 for GEU.
(output_cbcond): Remove bogus handling of CC modes.
(sparc_register_move_cost): Return 100 for NO_REGS.
* config/sparc/sparc.md (W): New mode iterator.
(length): Adjust for noov_compare64_operator renaming.
(cmpsi_sne): New instruction.
(cmpdi_sne): Likewise.
(seqdi_special): Delete.
(seqdi_special): Likewise.
(snesi<P:mode>_special): Likewise.
(snedi_special): Likewise.
(snedi_special_vis3): Likewise.
(snesi patterns): Use W iterator.
(snedi patterns): Likewise. Add TARGET_SUBXC patterns.
(sltu patterns): Likewise.
(sgeu patterns): Likewise.
(scc splitter): Do not split GEU in DImode if TARGET_SUBXC.
(normal_branch): Use icc_comparison_operator predicate.
(inverted_branch): Likewise.
(cbcond_sp32): Use comparison_operator predicate.
(cbcond_sp64): Likewise.
(normal_int_branch_sp64): Adjust for renaming
(inverted_int_branch_sp64): Likewise.
(mov<I:mode>_cc_reg_sp64): Likewise.
(movsf_cc_reg_sp6): Likewise.
(movdf_cc_reg_sp64): Likewise.
(movtf_cc_reg_hq_sp64): Likewise.
(movtf_cc_reg_sp64): Likewise.
(mov<I:mode>_cc_v9): Use icc_or_fcc_comparison_operator predicate.
(movsf_cc_v9): Likewise.
(movdf_cc_v9): Likewise.
(movtf_cc_hq_v9): Likewise.
(movtf_cc_v9): Likewise.
(adddi3): Call gen_adddi3_sp32.
(adddi3_insn_sp32): Rename to...
(adddi3_sp32): ...this. Accept only register_operand as operand #1
and use CCCmode for the carry.
(addx_extend_sp32): Use CCCmode for the carry.
(addx_extend_sp64): Delete.
(adddi3_extend_sp32): Use CCCmode for the carry.
(cmp_plus patterns): Use CCNZ/CCXNZ mode and add C variants.
(subdi3): Call gen_subdi3_sp32.
(subdi3_insn_sp32): Rename to...
(subdi3_sp32): ...this and use CCmode for the carry.
(subx_extend_sp32): Use CCCmode for the carry.
(subx_extend_sp64): Delete.
(subdi3_extend_sp32): Use CCmode for the carry.
(cmp_minus patterns): Use CCNZ/CCXNZ mode and add C variants.
(negdi3): Call gen_negdi3_sp32.
(negdi3_sp32): Use CCCmode for the carry.
(cmp_neg patterns): Use CCNZ/CCXNZ mode and add C variants.
(cmp_nz_ashift_1): Use CCNZ mode.
(cmp_nz_set_ashift_1): Likewise.
(ctrapsi4): Use comparison_operator predicate.
(ctrapdi4): Likewise.
(trapsi_insn): Use icc_comparison_operator predicate.
(trapdi_insn): Likewise.
(edge8 patterns): Use CCNZmode.
(edge16 patterns): Likewise.
(edge32 patterns): Likewise.
2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
* config/visium/visium-modes.def (CC_NOOV): Rename into...
(CCNZ): ...this.
(CC_BTST): Rename into...
(CCC): ...this.
* config/visium/predicates.md (real_add_operand): New.
(visium_btst_operator): Rename into...
(visium_equality_comparison_operator): ...this.
(visium_noov_operator): Rename into...
(visium_nz_comparison_operator): ...this.
(visium_c_comparison_operator): New.
(visium_branch_operator): Adjust and deal with all CC modes.
* config/visium/visium.c (visium_adjust_cost): Adjust.
(visium_split_double_add): Use the *_set_carry patterns.
(visium_select_cc_mode): Add support for CCC mode and adjust.
(output_cbranch): Adjust and use the carry-based operators for
floating-point comparisons.
* config/visium/visium.md (flags_subst_arith): Adjust.
(addsi3_insn_set_carry): New instruction.
(subsi3_insn_set_carry): Likewise.
(negsi2_insn_set_carry): Likewise.
(btst): Adjust.
(cmp<mode>_sne): Likewise.
(cbranch<mode>4): Use ordered_comparison_operator.
(cbranch<mode>4_insn): Likewise.
(cbranchsi4_btst_insn): Adjust.
2016-10-11 Tom de Vries <tom@codesourcery.com>
PR middle-end/77558
* builtins.c (std_canonical_va_list_type): Remove RECORD_TYPE
special-casing.
2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
* tree.h (build_complex_type): Add second parameter with default.
* tree.c (build_complex_type): Add NAMED second parameter and adjust
recursive call. Create a TYPE_DECL only if NAMED is true.
(build_common_tree_nodes): Pass true in calls to build_complex_type.
2016-10-11 Georg-Johann Lay <avr@gjlay.de>
New avr-passes.def to register AVR specific passes.
* config/avr/avr-passes.def: New file.
* config/avr/t-avr (PASSES_EXTRA): Add avr-passes.def.
* config/avr/avr-protos.h (gcc::context, rtl_opt_pass): Declare.
(make_avr_pass_recompute_note): New proto.
* config/avr/avr.c (make_avr_pass_recompute_notes): New function.
(avr_pass_recompute_notes): Use anonymous namespace.
(avr_register_passes): Remove function...
(avr_option_override): ...and its call.
2016-10-11 Robert Suchanek <robert.suchanek@imgtec.com>
* config/mips/mips-cpus.def: Replace PTF_AVOID_BRANCHLIKELY with
PTF_AVOID_BRANCHLIKELY_ALWAYS for generic architecture and with
PTF_AVOID_BRANCHLIKELY_SPEED for others.
(mips2, mips3, mips4): Add PTF_AVOID_BRANCHLIKELY_SIZE to tune
flags.
* config/mips/mips.c (mips_option_override): Enable the branch
likely depending on the tune flags and optimization level.
* config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): Remove.
(PTF_AVOID_BRANCHLIKELY_SPEED): Define.
(PTF_AVOID_BRANCHLIKELY_SIZE): Likewise.
(PTF_AVOID_BRANCHLIKELY_ALWAYS): Likewise.
2016-10-11 Richard Biener <rguenther@suse.de>
* lto-streamer-out.c (collect_block_tree_leafs): New helper.
(output_function): Properly stream the whole block tree.
* lto-streamer-in.c (input_function): Likewise.
2016-10-11 Marek Polacek <polacek@redhat.com>
* Makefile.in (C_COMMON_OBJS): Add c-family/c-warn.o.
2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
* tree-vrp.c (evrp_dom_walker::try_add_new_range): New.
(evrp_dom_walker::before_dom_children): Infer and push new value
ranges for x in y < x.
2016-10-10 Joseph Myers <joseph@codesourcery.com>
PR target/77586
* config/ia64/ia64.c (ia64_libgcc_floating_mode_supported_p)
(TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
* config/ia64/elf.h (IA64_NO_LIBGCC_TFMODE): Likewise.
* config/ia64/freebsd.h (IA64_NO_LIBGCC_TFMODE): Likewise.
* config/ia64/vms.h (IA64_NO_LIBGCC_XFMODE)
(IA64_NO_LIBGCC_TFMODE): Likewise.
2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
* tree-vrp.c (vrp_intersect_ranges_1): Allocate bitmap before
copying.
2016-10-10 Andreas Tobler <andreast@gcc.gnu.org>
* config.gcc: Add aarch64-*-freebsd* support.
* config.host: Likewise.
* config/aarch64/aarch64-freebsd.h: New file.
* config/aarch64/t-aarch64-freebsd: Ditto.
2016-10-10 Jeff Law <law@redhat.com>
PR tree-optimization/71947
* tree-ssa-dom.c (cprop_into_stmt): Avoid replacing A with B, then
B with A within a single statement.
2016-10-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
PR tree-optimization/77824
* gimple-ssa-strength-reduction.c (stmt_cost): Explicitly return
zero cost for copies.
(find_candidates_dom_walker::before_dom_children): Replace
MODIFY_EXPR with SSA_NAME.
(replace_mult_candidate): Likewise.
(replace_profitable_candidates): Likewise.
2016-10-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
* config/s390/s390.h: Wrap more macros args in brackets and fix
2016-10-10 Georg-Johann Lay <avr@gjlay.de>
* config/avr/gen-avr-mmcu-texi.c (string.h): Include.
2016-10-10 Andreas Schwab <schwab@suse.de>
PR target/77738
* config/ia64/ia64.md ("doloop_end"): Reject if mode of loop
pseudo is not DImode.
2016-10-10 Claudiu Zissulescu <claziss@synopsys.com>
* common/config/arc/arc-common.c (arc_option_optimization_table):
Remove compact casesi option.
* config/arc/arc.c (arc_override_options): Use compact casesi
option only for pre-ARCv2 cores.
* doc/invoke.texi (mcompact-casesi): Update text.
2016-10-09 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
* config/rs6000/rs6000.h (TARGET_EFFICIENT_OVERLAPPING_UNALIGNED):
Add macro to say we can efficiently handle overlapping unaligned
loads.
* config/rs6000/rs6000.c (expand_block_compare): Avoid generating
poor code for processors older than p8.
2016-10-09 Eric Botcazou <ebotcazou@adacore.com>
* gen-pass-instances.awk: Remove GNUism.
2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
* ipa-prop.c (ipcp_transform_function): Set fields m_vr and bits to
NULL of (*ipcp_transformations)][node->uid].
2016-10-09 John David Anglin <danglin@gcc.gnu.org>
* config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
(MALLOC_ABI_ALIGNMENT): Define.
2016-10-09 Jakub Jelinek <jakub@redhat.com>
* tree-ssa.c (target_for_debug_bind, verify_phi_args,
ssa_undefined_value_p, maybe_optimize_var): Use VAR_P and/or
VAR_OR_FUNCTION_DECL_P macros.
* tree-chkp.c (chkp_register_var_initializer, chkp_make_static_bounds,
chkp_get_bounds_for_decl_addr, chkp_parse_array_and_component_ref,
chkp_find_bounds_1): Likewise.
* ipa-polymorphic-call.c (decl_maybe_in_construction_p): Likewise.
* hsa-gen.c (get_symbol_for_decl): Likewise.
* cgraphunit.c (check_global_declaration, analyze_functions,
handle_alias_pairs, thunk_adjust, cgraph_node::expand_thunk):
Likewise.
* gimple-fold.c (can_refer_decl_in_current_unit_p,
canonicalize_constructor_val, gimple_get_virt_method_for_vtable):
Likewise.
* tree.c (set_decl_section_name, copy_node_stat,
need_assembler_name_p, free_lang_data_in_decl, find_decls_types_r,
merge_dllimport_decl_attributes, handle_dll_attribute,
decl_init_priority_insert, auto_var_in_fn_p, array_at_struct_end_p,
verify_type): Likewise.
* gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior,
find_explicit_erroneous_behavior): Likewise.
* sdbout.c (sdbout_toplevel_data, sdbout_late_global_decl): Likewise.
* ipa.c (process_references): Likewise.
* tree-chkp-opt.c (chkp_get_check_result): Likewise.
* varasm.c (get_block_for_decl, use_blocks_for_decl_p, make_decl_rtl,
notice_global_symbol, assemble_variable, mark_decl_referenced,
build_constant_desc, output_constant_def_contents, do_assemble_alias,
make_decl_one_only, default_section_type_flags,
categorize_decl_for_section, default_encode_section_info): Likewise.
* trans-mem.c (requires_barrier): Likewise.
* gimple-expr.c (mark_addressable): Likewise.
* cfgexpand.c (add_scope_conflicts_1, expand_one_var,
expand_used_vars_for_block, clear_tree_used, stack_protect_decl_p,
expand_debug_expr): Likewise.
* tree-dump.c (dequeue_and_dump): Likewise.
* ubsan.c (instrument_bool_enum_load): Likewise.
* tree-pretty-print.c (print_declaration): Likewise.
* simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
* tree-ssa-uninit.c (warn_uninitialized_vars): Likewise.
* asan.c (asan_protect_global, instrument_derefs): Likewise.
* tree-into-ssa.c (rewrite_stmt, maybe_register_def,
pass_build_ssa::execute): Likewise.
* var-tracking.c (var_debug_decl, track_expr_p): Likewise.
* tree-ssa-loop-ivopts.c (force_expr_to_var_cost, split_address_cost):
Likewise.
* ipa-split.c (test_nonssa_use, consider_split, mark_nonssa_use):
Likewise.
* tree-inline.c (insert_debug_decl_map, remap_ssa_name,
can_be_nonlocal, remap_decls, copy_debug_stmt,
initialize_inlined_parameters, add_local_variables,
reset_debug_binding, replace_locals_op): Likewise.
* dse.c (can_escape): Likewise.
* ipa-devirt.c (compare_virtual_tables, referenced_from_vtable_p):
Likewise.
* tree-diagnostic.c (default_tree_printer): Likewise.
* tree-streamer-in.c (unpack_ts_decl_common_value_fields,
unpack_ts_decl_with_vis_value_fields,
lto_input_ts_decl_common_tree_pointers): Likewise.
* builtins.c (builtin_save_expr, fold_builtin_expect,
readonly_data_expr): Likewise.
* tree-ssa-structalias.c (new_var_info, get_constraint_for_ssa_var,
create_variable_info_for, set_uids_in_ptset, visit_loadstore):
Likewise.
* gimple-streamer-out.c (output_gimple_stmt): Likewise.
* gimplify.c (force_constant_size, gimplify_bind_expr,
gimplify_decl_expr, gimplify_var_or_parm_decl,
gimplify_compound_lval, gimplify_init_constructor,
gimplify_modify_expr, gimplify_asm_expr, gimplify_oacc_declare,
gimplify_type_sizes): Likewise.
* cgraphbuild.c (record_reference, record_type_list, mark_address,
mark_load, mark_store, pass_build_cgraph_edges::execute): Likewise.
* tree-ssa-live.c (mark_all_vars_used_1, remove_unused_scope_block_p,
remove_unused_locals): Likewise.
* tree-ssa-alias.c (ptr_deref_may_alias_decl_p, ptrs_compare_unequal,
ref_maybe_used_by_call_p_1, call_may_clobber_ref_p_1): Likewise.
* function.c (instantiate_expr, instantiate_decls_1,
setjmp_vars_warning, add_local_decl): Likewise.
* alias.c (ao_ref_from_mem, get_alias_set, compare_base_symbol_refs):
Likewise.
* tree-stdarg.c (find_va_list_reference, va_list_counter_struct_op,
va_list_ptr_read, va_list_ptr_write, check_all_va_list_escapes,
optimize_va_list_gpr_fpr_size): Likewise.
* tree-nrv.c (pass_nrv::execute): Likewise.
* tsan.c (instrument_expr): Likewise.
* tree-ssa-dce.c (remove_dead_stmt): Likewise.
* vtable-verify.c (verify_bb_vtables): Likewise.
* tree-dfa.c (ssa_default_def, set_ssa_default_def,
get_ref_base_and_extent): Likewise.
* toplev.c (wrapup_global_declaration_1, wrapup_global_declaration_2):
Likewise.
* tree-sra.c (static bool constant_decl_p, find_var_candidates,
analyze_all_variable_accesses): Likewise.
* tree-nested.c (get_nonlocal_debug_decl,
convert_nonlocal_omp_clauses, note_nonlocal_vla_type,
note_nonlocal_block_vlas, convert_nonlocal_reference_stmt,
get_local_debug_decl, convert_local_omp_clauses,
convert_local_reference_stmt, nesting_copy_decl, remap_vla_decls):
Likewise.
* tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Likewise.
* stmt.c (decl_overlaps_hard_reg_set_p): Likewise.
* dbxout.c (dbxout_late_global_decl, dbxout_type_fields,
dbxout_symbol, dbxout_common_check): Likewise.
* expr.c (expand_assignment, expand_expr_real_2, expand_expr_real_1,
string_constant): Likewise.
* hsa.c (hsa_get_declaration_name): Likewise.
* passes.c (rest_of_decl_compilation): Likewise.
* tree-ssanames.c (make_ssa_name_fn): Likewise.
* tree-streamer-out.c (pack_ts_decl_common_value_fields,
pack_ts_decl_with_vis_value_fields,
write_ts_decl_common_tree_pointers): Likewise.
* stor-layout.c (place_field): Likewise.
* symtab.c (symtab_node::maybe_create_reference,
symtab_node::verify_base, symtab_node::make_decl_local,
symtab_node::copy_visibility_from,
symtab_node::can_increase_alignment_p): Likewise.
* dwarf2out.c (add_var_loc_to_decl, tls_mem_loc_descriptor,
decl_by_reference_p, reference_to_unused, rtl_for_decl_location,
fortran_common, add_location_or_const_value_attribute,
add_scalar_info, add_linkage_name, set_block_abstract_flags,
local_function_static, gen_variable_die, dwarf2out_late_global_decl,
optimize_one_addr_into_implicit_ptr,
optimize_location_into_implicit_ptr): Likewise.
* gimple-low.c (record_vars_into): Likewise.
* ipa-visibility.c (update_vtable_references): Likewise.
* tree-ssa-address.c (fixed_address_object_p, copy_ref_info):
Likewise.
* lto-streamer-out.c (tree_is_indexable, get_symbol_initial_value,
DFS::DFS_write_tree_body, write_symbol): Likewise.
* langhooks.c (lhd_warn_unused_global_decl,
lhd_set_decl_assembler_name): Likewise.
* attribs.c (decl_attributes): Likewise.
* except.c (output_ttype): Likewise.
* varpool.c (varpool_node::get_create, ctor_for_folding,
varpool_node::assemble_decl, varpool_node::create_alias): Likewise.
* fold-const.c (fold_unary_loc): Likewise.
* ipa-prop.c (ipa_compute_jump_functions_for_edge,
ipa_find_agg_cst_from_init): Likewise.
* omp-low.c (expand_omp_regimplify_p, expand_omp_taskreg,
expand_omp_target, lower_omp_regimplify_p,
grid_reg_assignment_to_local_var_p, grid_remap_prebody_decls,
find_link_var_op): Likewise.
* tree-chrec.c (chrec_contains_symbols): Likewise.
* tree-cfg.c (verify_address, verify_expr, verify_expr_location_1,
gimple_duplicate_bb, move_stmt_op, replace_block_vars_by_duplicates,
execute_fixup_cfg): Likewise.
PR tree-optimization/77901
* tree-ssa-reassoc.c (optimize_range_tests_var_bound): Only optimize
if ranges[i].exp is SSA_NAME when looking for >= and only when
ranges[i].exp is NULL or SSA_NAME when looking for the other
comparison.
2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
* ipa-cp.c (ipcp_alignment_lattice): Remove.
(ipcp_param_lattices): Remove field alignment.
(print_all_lattices): Remove call to ipcp_alignment_lattice::print.
(set_all_contains_variable): Remove call to
ipcp_alignment_lattice::set_to_bottom.
(initialize_node_lattices): Likewise.
(propagate_alignment_accross_jump_function): Remove.
(propagate_constants_accross_call): Remove call to
propagate_alignment_accross_jump_function.
(ipcp_store_alignment_results): Remove.
(ipcp_driver): Remove call to ipcp_store_alignment_results.
(propagate_bits_accross_jump_function): Handle ancestor jump function.
* ipa-prop.c (ipa_print_node_jump_functions_for_edge): Remove
pretty-printing of alignment jump function.
(ipa_set_jf_unknown): Remove assignment to jfunc->alignment.known.
(ipa_compute_jump_functions_for_edge): Adjust ipa_bits jump function for
alignments and remove computing ipa_alignment jump function.
(ipa_node_params_t::duplicate): Remove copying of src_trans->alignments.
(ipa_write_jump_functions): Remove streaming for ipa_alignment.
(ipa_read_jump_function): Remove reading of ipa_alignment.
(write_ipcp_transformation_info): Remove streaming for alignment
propagation summary.
(read_ipcp_transformation_info): Remove reading of alignment
propagation summary.
(ipcp_update_alignments): Remove.
(ipcp_update_bits): Adjust to set alignment for parameters of pointer
type.
(ipcp_transform_function): Remove call to ipcp_update_alignments()
and remove assignment to (*ipcp_transformations)[node->uid].alignments.
* ipa-prop.h (ipa_alignment): Remove.
(ipa_jump_func): Remove field alignment.
(ipcp_transformation_summary): Remove field alignments.
* doc/invoke.texi: Mark fipa-cp-alignment as obsolete.
* opts.c (default_options_table): Remove entry for fipa-cp-alignment.
(enable_fdo_optimizations): Remove checking for fipa-cp-alignment.
2016-10-08 Eric Botcazou <ebotcazou@adacore.com>
* config/sparc/sparc.h (FIXED_REGISTERS): Add %icc.
* config/visium/visium.c (visium_expand_int_cstore): Revert latest
change.
(visium_expand_fp_cstore): Likewise.
2016-10-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
* diagnostic-core.h (warning_at_rich_loc_n): Declare.
* diagnostic.c (warning_at_rich_loc_n): New function.
(diagnostic_n_impl_richloc): Likewise.
(diagnostic_n_impl): Move most of the function to
diagnostic_n_impl_richloc and call it.
2016-10-08 Jakub Jelinek <jakub@redhat.com>
* gen-pass-instances.awk: Rewritten.
* Makefile.in (pass-instances.def): Depend on $(PASSES_EXTRA), pass
$(PASSES_EXTRA) after passes.def to the script.
* config/i386/t-i386 (PASSES_EXTRA): Add i386-passes.def.
* config/i386/i386-passes.def: New file.
* config/i386/i386-protos.h (make_pass_insert_vzeroupper,
make_pass_stv): Declare.
* config/i386/i386.c (pass_stv::pass_stv): Initialize timode_p to
false.
(pass_stv::gate): Depending on timode_p member require TARGET_64BIT
or !TARGET_64BIT.
(pass_stv::clone, pass_stv::set_pass_param): New methods.
(pass_stv::timode_p): New non-static data member.
(ix86_option_override): Don't register passes here.
* doc/invoke.texi: Document accepting Else, fallthrough.
* doc/invoke.texi (-Wimplicit-fallthrough): Document FALLTHRU comment
style changes.
* doc/invoke.texi (-Wimplicit-fallthrough): Document the accepted
FALLTHRU comment styles.
2016-10-07 Andrew Pinski <apinski@cavium.com>
* config/aarch64/aarch64-arches.def (AARCH64_ARCH): #undef at the end.
* config/aarch64/aarch64-cores.def (AARCH64_CORE): Likewise.
* config/aarch64/aarch64-fusion-pairs.def (AARCH64_FUSION_PAIR):
Likewise.
* config/aarch64/aarch64-option-extensions.def (AARCH64_OPT_EXTENSION):
Likewise.
* config/aarch64/aarch64-tuning-flags.def (AARCH64_EXTRA_TUNING_OPTION):
Likewise.
* config/aarch64/aarch64-opts.h (AARCH64_CORE): Don't #undef here.
(AARCH64_ARCH): Likewise.
* common/config/aarch64/aarch64-common.c (AARCH64_OPT_EXTENSION):
Likewise.
(AARCH64_CORE): Likewise.
(AARCH64_ARCH): Likewise.
* config/aarch64/aarch64-protos.h (AARCH64_FUSION_PAIR): Likewise.
(AARCH64_EXTRA_TUNING_OPTION): Likewise.
* config/aarch64/aarch64.c (AARCH64_FUION_PAIR): Likewise.
(AARCH64_EXTRA_TUNING_OPTION): Likewise.
(AARCH64_ARCH): Likewise.
(AARCH64_CORE): Likewise.
* config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
* config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Likewise.
(AARCH64_CORE): Likewise.
(AARCH64_ARCH): Likewise.
2016-10-06 Michael Meissner <meissner@linux.vnet.ibm.com>
* config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Split
-mfloat128 into -mfloat128-type that enables the IEEE 128-bit
floating point type infrastructre, and -mfloat128 that enables the
keyword. Define __FLOAT128__ if -mfloat128, and __FLOAT128_TYPE__
if -mfloat128-type. Define __ibm128 to be long double by default.
* config/rs6000/rs6000.c (rs6000_debug_reg_global): Print whether
the IEEE 128-bit floating point type infrastructure should
automatically be enabled.
(rs6000_init_hard_regno_mode_ok): Switch to use -mfloat128-type
instead of -mfloat128 to enable KFmode.
(rs6000_option_override_internal): Split the option -mfloat128
into -mfloat128-type and -mfloat128. On Linux PowerPC 64-bit
systems, automatically set -mfloat128-type, but don't enable it on
other operating systems. Move setting the long double size and
IEEE quad support before the IEEE 128-bit floating point changes.
(rs6000_init_builtins): Do not create a unique type for __ibm128
if long double is IBM extended double, instead rely on __ibm128
being defined as 'long double'. If -mfloat128-type and not
-mfloat128, create the KFmode type with an undocumented __ieee128
keyword.
(rs6000_init_libfuncs): Use -mfloat128-type instead of
-mfloat128 for tests about the types, but keep tests for
-mfloat128 to enable the keyword support.
(rs6000_complex_function_value): Likewise.
(rs6000_scalar_mode_supported_p): Likewise.
(rs6000_floatn_mode): Likewise.
(rs6000_c_mode_for_suffix): Likewise.
(rs6000_opt_masks): Add -mfloat128-type.
* config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Add support for
-mfloat128-type being split from -mfloat128. Add
-mfloat128-hardware, which was missing.
* config/rs6000/rs6000.opt (-mfloat128): Split -mfloat128 into
-mfloat128 and -mfloat128-type:
(-mfloat128-type): Likewise.
* config/rs6000/linux64.h (TARGET_FLOAT128_ENABLE_TYPE): Define so
that 64-bit Linux systems with enable -mfloat128-type by default
on VSX systems.
* config/rs6000/rs6000.h (TARGET_FLOAT128_ENABLE_TYPE): Likewise.
(FLOAT128_VECTOR_P): Switch IEEE 128-bit floating points to use
-mfloat128-type instead of -mfloat128.
(FLOAT128_2REG_P): Likewise.
(MASK_FLOAT128_TYPE): Likewise.
(ALTIVEC_ARG_MAX_RETURN): Likewise.
(RS6000_BTM_FLOAT128): Likewise.
(TARGET_FLOAT128): Poison old identifiers.
(OPTION_MASK_FLOAT128): Likewise.
(MASK_FLOAT128): Likewise.
* config/rs6000/rs6000.md (FP): Likewise.
(FLOAT128): Likewise.
(fix_trunc<mode>di2): Likewise.
(fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
(floatdi<mode>2): Likewise.
(floatuns<SDI:mode><IEEE128:mode>2): Likewise.
(neg<mode>2, FLOAT128 iterator): Likewise.
(abs<mode>2, FLOAT128 iterator): Likewise.
(ieee_128bit_negative_zero): Likewise.
(ieee_128bit_vsx_neg<mode>2): Likewise.
(ieee_128bit_vsx_neg<mode>2_internal): Likewise.
(ieee_128bit_vsx_abs<mode>2): Likewise.
(ieee_128bit_vsx_abs<mode>2_internal): Likewise.
(ieee_128bit_vsx_nabs<mode>2): Likewise.
(ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
(extendiftf2): Likewise.
(extendifkf2): Likewise.
(extendtfkf2): Likewise.
(trunciftf2): Likewise.
(truncifkf2): Likewise.
(trunckftf2): Likewise.
(trunctfif2): Likewise.
(extendkftf2): Likewise.
(trunctfkf2): Likewise.
2016-10-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* simplify-rtx.c (simplify_immed_subreg): Zero-initialize tmp array
before merging in bytes to pass down to real_from_target.
2016-10-07 Richard Biener <rguenther@suse.de>
* tree-ssa-propagate.c (replace_phi_args_in): Remove no longer
required hack.
(substitute_and_fold_dom_walker::before_dom_children):
Substitute and fold before pass specific folding to avoid
feeding that with SSA names that will be later released.
* tree-ssa-ccp.c (get_value_for_expr): Guard for new SSA names
introduced by folding and visited by evaluate_stmt called during
ccp_fold_stmt.
(likely_value): Likewise.
(evaluate_stmt): Likewise.
* tree-vrp.c (simplify_truth_ops_using_ranges): Fold modified stmt.
(simplify_div_or_mod_using_ranges): Likewise.
(simplify_min_or_max_using_ranges): Likewise.
(simplify_abs_using_ranges): Likewise.
(simplify_conversion_using_ranges): Likewise.
(simplify_float_conversion_using_ranges): Likewise.
(simplify_stmt_using_ranges): Likewise.
2016-10-07 Marek Polacek <polacek@redhat.com>
* gimplify.c (should_warn_for_implicit_fallthrough): Check for
FALLTHROUGH_LABEL_P here...
(warn_implicit_fallthrough_r): ...not here.
2016-10-07 Bernd Schmidt <bschmidt@redhat.com>
PR tree-optimization/77880
* expr.c (by_pieces_ninsns): Use unsigned HOST_WIDE_INT where
necessary.
2016-10-07 Marek Polacek <polacek@redhat.com>
PR c++/77803
* gimplify.c (last_stmt_in_scope): Add check for FALLTHROUGH ().
2016-10-07 Richard Biener <rguenther@suse.de>
* bitmap.h: Document constraints on bitmap modification while
iterating over it.
2016-10-07 Richard Biener <rguenther@suse.de>
* bitmap.c (bitmap_elem_to_freelist): Set indx to -1.
* bitmap.h (bmp_iter_set): When advancing to the next element
check that we didn't remove the current one.
(bmp_iter_and): Likewise.
(bmp_iter_and_compl): Likewise.
* tree-ssa.c (release_defs_bitset): Do not remove worklist bit
we currently iterate on but keep a one-level queue.
* sched-deps.c (remove_from_deps): Do not clear current bit
but keep a one-level queue.
2016-10-07 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/77664
* tree-ssa-reassoc.c (update_range_test): Also clear low and high
for the other ranges.
(optimize_range_tests_diff): Fix up formatting.
(optimize_range_tests_var_bound): New function.
(optimize_range_tests): Use it.
2016-10-07 Martin Liska <mliska@suse.cz>
* coverage.c (build_gcov_exit_decl): Fix priority what
should be really 99.
2016-10-07 Richard Biener <rguenther@suse.de>
* gimple-low.c (lower_gimple_bind): Clear DECL_CHAIN of
vars in gimple_bind_vars but not in BLOCK_VARS.
2016-10-07 Richard Biener <rguenther@suse.de>
PR tree-optimization/77879
* tree-ssa-structalias.c (handle_const_call): Properly handle
NRV return slots.
(handle_pure_call): Likewise.
2016-10-06 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
* config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor)
(rs6000_elf_asm_out_destructor): increase size of buf to avoid
possible overflow.
2016-10-06 Andrew Pinski <apinski@cavium.com>
* config/aarch64/aarch64-cores.def: Add a comment before each
set of cores.
2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
PR tree-optimization/77862
* tree-vrp.c (add_equivalence): Use get_value_range so that
num_vr_values is checked before accessing vr_values.
2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
* tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
POINTER_TYPE_P.
2016-10-05 Jeff Law <law@redhat.com>
PR tree-optimization/71661
* tree-cfgcleanup.c (remove_forwarder_block_with_phi): Handle case when
removal of a forwarder exposes a new natural loop.
2016-10-06 Uros Bizjak <ubizjak@gmail.com>
* config/i386/sse.md (andnot<mode>3): Add FALLTHRU comments.
Introduce ssesuffix variable.
(<mask_codefor><code><mode>3<mask_name>): Ditto.
(*<code><mode>3): Ditto.
2016-10-06 Jan Hubicka <hubicka@ucw.cz>
* postreload.c (reload_cse_simplify): Skip also USE when detecting
noop move.
2016-10-06 Richard Biener <rguenther@suse.de>
PR tree-optimization/77855
* tree-ssa-pre.c (prune_clobbered_mems): Queue exprs to remove
instead of removing the current item while iterating over the set
which is not safe.
2016-10-06 James Clarke <jrtc27@jrtc27.com>
Eric Botcazou <ebotcazou@adacore.com>
PR target/77759
* config/sparc/sparc.c (classify_data_t): Remove int_regs field.
(classify_registers): Don't set it
(function_arg_slotno): Don't initialize and test it. Tidy up.
2016-10-06 Richard Biener <rguenther@suse.de>
PR tree-optimization/77839
* tree-ssa-sccvn.c (set_ssa_val_to): Forbid value -> constant value
lattice transition.
2016-10-06 Martin Liska <mliska@suse.cz>
* gcc.c: Set -fprofile-update=atomic when profiling is
enabled and -pthread is set. Warn when one combines
-pthread and -fprofile-update=single for an app using
profiling code.
2016-10-06 Martin Liska <mliska@suse.cz>
PR bootstrap/77788
* expmed.h (mul_highpart_cost_ptr): Add an gcc_assert.
* gimple-ssa-strength-reduction.c (slsr_process_cast):
Initialize a pointer to NULL.
(slsr_process_copy): Likewise.
* input.c (location_get_source_line): Likewise.
* tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
2016-10-05 Andrew Senkevich <andrew.senkevich@intel.com>
* common/config/i386/i386-common.c (OPTION_MASK_ISA_PCOMMIT_UNSET,
OPTION_MASK_ISA_PCOMMIT_SET): Deleted definitions.
(ix86_handle_option): Deleted handle of OPT_mpcommit.
* config.gcc: Deleted pcommitintrin.h
* config/i386/pcommitintrin.h: Deleted file.
* config/i386/cpuid.h (bit_PCOMMIT): Deleted.
* config/i386/driver-i386.c (host_detect_local_cpu): Deleted pcommit
detection.
* config/i386/i386-c.c (ix86_target_macros_internal): Deleted define
__PCOMMIT__.
* config/i386/i386.c (ix86_target_string): Deleted -mpcommit.
(PTA_PCOMMIT): Deleted define.
(ix86_option_override_internal): Deleted handle of option.
(ix86_valid_target_attribute_inner_p): Deleted pcommit.
* config/i386/i386-builtin.def (IX86_BUILTIN_PCOMMIT,
__builtin_ia32_pcommit): Deleted.
* config/i386/i386.h (TARGET_PCOMMIT, TARGET_PCOMMIT_P): Deleted.
* config/i386/i386.md (unspecv): Deleted UNSPECV_PCOMMIT.
(pcommit): Deleted instruction.
* config/i386/i386.opt: Mention -mpcommit deprecation.
* config/i386/x86intrin.h: Deleted inclusion of pcommitintrin.h.
2016-10-05 Uros Bizjak <ubizjak@gmail.com>
PR target/77874
* config/i386/sse.md (<mask_codefor><code><mode>3<mask_name>):
Remove wrong assert.
(<floatsuffix>float<sseintvecmodelower><mode>2<mask_name><round_name>:
Use <round_constraint> as operand 1 constraint.
2016-10-05 Jakub Jelinek <jakub@redhat.com>
PR sanitizer/66343
* ubsan.c (ubsan_create_data): Call initialize_sanitizer_builtins here.
(ubsan_instrument_float_cast): And not here.
PR sanitizer/66343
* ubsan.c (ubsan_ids): New GTY(()) array.
(ubsan_type_descriptor, ubsan_create_data): Use ubsan_ids
instead of static local counters.
2016-10-05 Martin Sebor <msebor@redhat.com>
PR bootstrap/77819
* config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define macro.
* config/linux.c (gnu_libc_printf_pointer_format): Remove.
* targhooks.c [DEFAULT_LIBC == LIBC_UCLIBC) && SINGLE_LIBC]
(default_printf_pointer_format): Define function.
* targhooks.c (linux_printf_pointer_format): Define new function.
* targhooks.h (linux_printf_pointer_format): Declare.
(gnu_libc_printf_pointer_format): Remove declaration.
2016-10-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* fold-const.c (native_encode_real): Fix logic for selecting offset
to write to when BYTES_BIG_ENDIAN.
2016-10-05 Wilco Dijkstra <wdijkstr@arm.com>
* builtins.c (fold_builtin_strchr): Remove function.
(fold_builtin_strrchr): Likewise.
(fold_builtin2): Remove strchr, index, strrchr, rindex cases.
* gimple-fold.c (target_char_cst_p): New function.
(gimple_fold_builtin_strchr) Add more foldings.
(gimple_fold_builtin): Add index, strrchr, rindex cases.
2016-10-05 Richard Biener <rguenther@suse.de>
PR middle-end/77863
* genmatch.c (capture_info::walk_c_expr): Diagnose unknown
capture ids in c-exprs.
2016-10-05 Richard Biener <rguenther@suse.de>
PR middle-end/77826
* genmatch.c (dt_operand::gen_match_op): Amend operand_equal_p
with types_match for GIMPLE code gen to handle type mismatched
constants properly.
(dt_operand::gen): Adjust.
* match.pd ((X /[ex] A) * A -> X): Properly handle converted
and constant A.
2016-10-05 Richard Biener <rguenther@suse.de>
* match.pd (copysign(x, CST) -> [-]abs (x)): New pattern.
2016-10-05 Richard Biener <rguenther@suse.de>
PR middle-end/77842
* genmatch.c (parser::parse_c_expr): Handle premature EOF.
2016-10-05 Pierre-Marie de Rodat <derodat@adacore.com>
* dwarf2out.c (dwarf2out_imported_module_or_decl): Move DWARF
version check to protect only DW_TAG_imported_module generation.
2016-10-05 Richard Biener <rguenther@suse.de>
PR middle-end/55152
* match.pd (min(a,-a) -> -abs(a)): New pattern.
2016-10-04 Ian Lance Taylor <iant@golang.org>
* explow.c (allocate_dynamic_stack_space): Call
do_pending_stack_adjust before handling flag_split_stack.
2016-10-04 David Malcolm <dmalcolm@redhat.com>
* genattrtab.c (make_internal_attr): Supply dummy column number to
file_location ctor.
(main): Likewise.
* genoutput.c (init_insn_for_nothing): Likewise.
* gensupport.c (add_define_attr): Likewise.
* read-md.c (message_at_1): Print column number.
(fatal_with_file_and_line): Likewise.
(rtx_reader::read_char): Track column numbers.
(rtx_reader::unread_char): Likewise.
(rtx_reader::rtx_reader): Initialize m_read_md_colno.
(rtx_reader::handle_include): Stash and restore m_read_md_colno.
(rtx_reader::handle_file): Initialize m_read_md_colno.
(rtx_reader::get_current_location): Supply column number to
file_location ctor.
* read-md.h (struct file_location): Add field "colno".
(file_location::file_location): Likewise.
(rtx_reader::get_colno): New accessor.
(rtx_reader::m_read_md_colno): New field.
(rtx_reader::m_last_line_colno): New field.
2016-10-04 Jakub Jelinek <jakub@redhat.com>
* doc/extend.texi (Java Exceptions): Remove.
(java_interface): Remove.
2016-10-04 Doug Gilmore <doug.gilmore@imgtec.com>
PR tree-optimization/77808
* tree-ssa-loop-prefetch.c (issue_prefetch_ref): Check base_addr
and addr are different before copying points-to information.
2016-10-04 Uros Bizjak <ubizjak@gmail.com>
* config/i386/x86-tune.def (X86_TUNE_VECTORIZE_DOUBLE): Remove.
* config/i386/i386.h (TARGET_VECTORIZE_DOUBLE): Remove.
* config/i386/i386.c (ix86_add_stmt_cost): Use TARGET_BONNEL instead
of !TARGET_VECTORIZE_DOUBLE when penalizing DFmode vector ops.
2016-10-04 Richard Biener <rguenther@suse.de>
PR tree-optimization/77399
* tree-ssa-forwprop.c (simplify_vector_constructor): Properly
verify the target can convert.
2016-10-04 Richard Biener <rguenther@suse.de>
PR middle-end/77833
* explow.c (plus_constant): Verify the mode of the constant
pool offset before calling plus_constant.
2016-10-04 Richard Biener <rguenther@suse.de>
PR middle-end/77407
* match.pd (X / abs (X) -> X < 0 ? -1 : 1): Drop vector
type support, mark with :C.
(X / -X -> -1): Mark with :C.
2016-10-04 Jakub Jelinek <jakub@redhat.com>
* defaults.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Remove.
* system.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Poison.
* doc/tm.texi.in (TARGET_USE_JCR_SECTION): Remove.
* doc/tm.texi: Regenerated.
* config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Remove.
* config/i386/cygming.h (TARGET_USE_JCR_SECTION): Remove.
* config/darwin.h (JCR_SECTION_NAME): Remove.
* config/pa/pa64-hpux.h (JCR_SECTION_NAME): Remove.
* config/rs6000/aix71.h (TARGET_USE_JCR_SECTION): Remove.
* config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Remove.
* config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Remove.
* config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Remove.
* config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Remove.
2016-10-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
* ipa-cp.c (propagate_bits_accross_jump_function): Introduce space
between "because" and "param" in dump message in call to fprintf.
2016-10-03 Jeff Law <law@redhat.com>
PR tree-optimization/71550
PR tree-optimization/71403
* tree-ssa-threadbackward.c: Include tree-vectorizer.h
(profitable_jump_thread_path): Also return boolean indicating if
the realized path will create an irreducible loop.
Remove loop depth tests from 71403.
(fsm_find_control_statement_thread_paths): Remove loop depth tests
from 71403. If threading will create an irreducible loop, then
throw away loop iteration and related information.
2016-10-03 Uros Bizjak <ubizjak@gmail.com>
* configure.ac (strict_warn): Merge -Wmissing-format-attribute and
-Woverloaded-virtual checks for warning options.
* configure: Regenerate.
2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
PR preprocessor/77699
* input.c (maybe_grow): Don't allocate one byte extra headroom.
(get_next_line): Return false on error.
(read_next_line): Removed, use get_next_line instead.
(read_line_num): Don't copy the line.
(location_get_source_line): Don't use static data.
(selftest::test_reading_source_line): Add more test cases.
2016-10-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
Revert
2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* ifcvt.c (noce_try_avoid_const_materialization): New function.
(noce_process_if_block): Use it.
2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
* doc/invoke.texi: Update -Wint-in-bool-context.
2016-10-02 Jakub Jelinek <jakub@redhat.com>
* dwarf2out.c (output_fde, output_call_frame_info,
dwarf2out_do_cfi_startproc, set_indirect_string,
gen_internal_sym, output_die, output_line_info): Use
MAX_ARTIFICIAL_LABEL_BYTES as char array sizes for
ASM_GENERATE_INTERNAL_LABEL output.
2016-10-01 Richard Biener <rguenther@suse.de>
PR middle-end/77798
* genmatch.c (get_operand_type): Add operand position arg
and handle COND_EXPR comparison operand with fixed boolean_type_node.
(expr::gen_transform): Adjust.
(dt_simplify::gen_1): Likewise.
2016-10-01 Jakub Jelinek <jakub@redhat.com>
* config/i386/sse.md (<mask_codefor><code><mode>): Add FALLTHRU
comments. Simplify asserts, remove unnecessary conditions.
Formatting fixes.
(*<code><mode>3): Likewise.
2016-09-30 Jakub Jelinek <jakub@redhat.com>
* doc/invoke.texi (-Wregister): Document.
2016-09-30 Bernd Edlinger <bernd.edlinger@hotmail.de>
* configure.ac: Split CHECKING_P into CHECKING_P and
ENABLE_EXTRA_CHECKING.
* configure: Regenerated.
* config.in: Adjust commment of CHECKING_P. Add ENABLE_EXTRA_CHECKING.
* common.opt (flag_checking): Use CHECKING_P and ENABLE_EXTRA_CHECKING.
2016-09-30 Prasad Ghangal <prasad.ghangal@gmail.com>
PR other/31566
* gcc.c (process_command): For @filename handling, output
the correct name if the file does not exist.
2016-09-30 Marek Polacek <polacek@redhat.com>
* config/aarch64/aarch64-simd.md: Adjust fall through comments.
* config/alpha/predicates.md: Likewise.
2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* ifcvt.c (noce_try_avoid_const_materialization): New function.
(noce_process_if_block): Use it.
2016-09-30 Martin Liska <mliska@suse.cz>
* doc/invoke.texi: Document asan-use-after-return that
it's disabled by default in runtime.
2016-09-30 Richard Biener <rguenther@suse.de>
* tree-vrp.c (intersect_ranges): If we failed to handle
the intersection choose a constant singleton range if available.
2016-09-30 Richard Biener <rguenther@suse.de>
PR tree-optimization/77399
* tree-ssa-forwprop.c (simplify_vector_constructor): Handle
float <-> int conversions.
2016-09-30 Alan Modra <amodra@gmail.com>
* config/rs6000/rs6000.c (rs6000_opt_vars): Revert last change.
2016-09-29 Uros Bizjak <ubizjak@gmail.com>
* config/i386/driver-i386.c (host_detect_local_cpu): Check maximum
ext_level before calling CPUID with 0x80000008.
Simplify xgetbv checks.
2016-09-29 David Malcolm <dmalcolm@redhat.com>
* Makefile.in (OBJS): Add print-rtl-function.o.
* print-rtl-function.c: New file.
* print-rtl.h (print_rtx_function): New decl.
2016-09-29 Uros Bizjak <ubizjak@gmail.com>
PR target/77756
* config/i386/cpuid.h (__get_cpuid_count): New.
(__get_cpuid): Rename __level to __leaf.
2016-09-29 Marek Polacek <polacek@redhat.com>
* genattrtab.c (write_attr_case): Also emit FALLTHRU marker.
2016-09-29 Bernd Schmidt <bschmidt@redhat.com>
* builtins.c (expand_builtin_memcmp): don't swap args unless
result is only being compared with zero.
2016-09-29 Marek Polacek <polacek@redhat.com>
* dwarf2out.c (loc_descriptor): Add fall through comment.
(add_const_value_attribute): Likewise.
2016-09-29 Matthew Wahab <matthew.wahab@arm.com>
* config/arm/arm.md (*arm_movsi_insn): Replace "t2" arch attribute
with "v6t2". Move "arch" attribute above "pool_range".
* config/arm/vfp.md (*arm_movhi_vfp): Replace "t2" arch attribute
with "v6t2".
(*thumb2_movhi_vfp): Likewise.
(*arm_movhi_fp16): Likewise.
(*thumb2_movhi_fp16): Likewise.
(*arm_movsi_vfp): Remove "arch" attribute.
(*thumb2_movsi_vfp): Likewise.
2016-09-29 Martin Liska <mliska@suse.cz>
* doc/extend.texi: Remove limitation of Objective C for
__attribute__((constructor)) and __attribute__((destructor)).
2016-09-29 Richard Biener <rguenther@suse.de>
PR tree-optimization/77768
* tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
Handle stores to readonly memory when removing redundant stores.
2016-09-29 Richard Biener <rguenther@suse.de>
PR middle-end/77407
* match.pd: Add X / abs (X) -> X < 0 ? -1 : 1 and
X / -X -> -1 simplifications.
2016-09-29 Richard Biener <rguenther@suse.de>
PR middle-end/55152
* match.pd: Add max(a,-a) -> abs(a) pattern.
* tree-ssa-phiopt.c (minmax_replacement): Disable for
HONOR_SIGNED_ZEROS types.
2016-09-29 James Greenhalgh <james.greenhalgh@arm.com>
* defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Remove.
* system.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Poison.
2016-09-29 Richard Biener <rguenther@suse.de>
* tree-vrp.c (set_defs_to_varying): New helper avoiding
writing to vr_const_varying.
(vrp_initialize): Call it.
(vrp_visit_stmt): Likewise.
(evrp_dom_walker::before_dom_children): Likewise.
2016-09-29 Richard Biener <rguenther@suse.de>
* tree-vect-stmts.c (vectorizable_load): Avoid emitting vector
constructors with vector elements.
2016-09-29 Richard Biener <rguenther@suse.de>
PR tree-optimization/77768
* tree-ssa-sccvn.c (visit_reference_op_store): Properly deal
with stores to a place we know has a constant value.
2016-09-29 Alan Modra <amodra@gmail.com>
* config/rs6000/sysv4.opt (mgnu-attribute): New option.
* doc/invoke.texi: Document it.
* config/rs6000/rs6000.c (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): Define.
(rs6000_passes_float): Comment.
(rs6000_passes_long_double): New static var.
(call_ABI_of_interest): Return false unless rs6000_gnu_attr is set.
(init_cumulative_args): Set up to emit fp .gnu_attribute for
ELF 64-bit ABIs as well as 32-bit ELF. Correct rs6000_passes_float
to include fp values returned in vectors.
Set rs6000_passes_long_double.
(rs6000_function_arg_advance_1): Likewise for function args.
(rs6000_elf_file_end): Emit fp .gnu_attribute for ELF 64-bit ABIs,
and SPE. Emit long double tag value too.
(rs6000_opt_vars): Add gnu-attr.
* configure.ac (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): New ppc32 test.
* configure: Regenerate.
* config.in: Regenerate.
2016-09-28 Jakub Jelinek <jakub@redhat.com>
* gimple-ssa-sprintf.c (pass_sprintf_length::gate): Use x > 0 instead
of 0 < x.
(format_floating, format_string, format_directive,
get_destination_size, pass_sprintf_length::handle_gimple_call):
Likewise.
2016-09-28 Jakub Jelinek <jakub@redhat.com>
* gimple-ssa-sprintf.c: Fix comment formatting.
(format_integer): Use is_gimple_assign.
(pass_sprintf_length::handle_gimple_call): Use gimple_call_builtin_p
and gimple_call_fndecl. Reorder case BUILT_IN_SPRINTF_CHK. Fix up
BUILT_IN_SNPRINTF_CHK comment. Replace "to to" with "to" in comment.
(pass_sprintf_length::execute): Use is_gimple_call.
2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
* gimple-fold.c (gimple_fold_builtin): After failing to fold
strchr, also try the generic folding.
2016-09-28 Martin Sebor <msebor@redhat.com>
PR c/77762
* gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
Fix typos.
2016-09-28 Martin Sebor <msebor@redhat.com>
PR middle-end/77683
* gimple-ssa-sprintf.c (format_integer): Fail gracefully when
length modifier is not expected.
(format_floating): Ignore l length modifier and fail gracefuly
when it isn't one of the other expected ones.
2016-09-28 Martin Sebor <msebor@redhat.com>
PR bootstrap/77753
* varasm.c (assemble_addr_to_section): Increase local buffer size.
2016-09-27 Richard Biener <rguenther@suse.de>
* dwarf2out.c (cu_die_list): New global.
(dwarf2out_finish): Walk cu_die_list instead of limbo DIEs. Add
main_comp_unit_die to cu_die_list if we created it.
Move break_out_includes ...
(dwarf2out_early_finish): ... here. Push created CU DIEs onto
the cu_die_list.
2016-09-28 Richard Biener <rguenther@suse.de>
* dwarf2out.c (struct die_struct): Add removed flag.
(lookup_type_die): If the DIE is marked as removed, clear
TYPE_SYMTAB_DIE and return NULL.
(lookup_decl_die): If the DIE is marked as removed, remove it
from the hash and return NULL.
(mark_removed): New helper.
(prune_unused_types_prune): Call it for removed DIEs.
(gen_subprogram_die): Move the premark_used_types call to after
DIEs for the functions scopes are generated.
(process_scope_var): Do not re-create pruned types or type decls.
Make sure to also re-parent type decls.
(dwarf2out_finish): Move unused type pruning and debug_types
handling ...
(dwarf2out_early_finish): ... here.
2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
* config/arc/arc-c.c: New file.
* config/arc/arc-c.def: Likewise.
* config/arc/t-arc: Likewise.
* config.gcc: Include arc-c.o as c and cpp object.
* config/arc/arc-protos.h (arc_cpu_cpp_builtins): Add prototype.
* config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Use
arc_cpu_cpp_builtins.
2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
* config/arc/arc.md (*rotrsi3_cnt1): New pattern.
(*ashlsi2_cnt1, *lshrsi3_cnt1, *ashrsi3_cnt1): Likewise.
2016-09-28 Nathan Sidwell <nathan@acm.org>
* gimple-pretty-print.c (dump_gimple_call_args): Simplify "' "
printing.
2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
PR tree-optimization/61056
* gimple-fold.c (gimple_fold_builtin_strchr):
New function to optimize strchr (s, 0) to strlen.
(gimple_fold_builtin): Add BUILT_IN_STRCHR case.
2016-09-27 Robin Dapp <rdapp@linux.vnet.ibm.com>
PR tree-optimization/77724
* tree-vect-loop-manip.c (create_intersect_range_checks_index):
Add tree_fits_shwi_p check.
2016-09-27 Jakub Jelinek <jakub@redhat.com>
* auto-inc-dec.c (try_merge): Remove break after return.
* cselib.c (autoinc_split): Likewise.
* explow.c (promote_mode): Likewise.
* fixed-value.c (fixed_arithmetic): Likewise.
* hsa.c (hsa_internal_fn::get_arity): Likewise.
* rtlanal.c (modified_between_p, modified_in_p): Likewise.
* trans-mem.c (get_attrs_for): Likewise.
* tree-if-conv.c (if_convertible_stmt_p): Likewise.
* tree-vrp.c (simplify_stmt_using_ranges): Likewise.
* config/aarch64/aarch64-builtins.c (aarch64_fold_builtin): Likewise.
* config/aarch64/aarch64.c (aarch64_get_condition_code_1): Likewise.
* config/c6x/c6x.c (c6x_get_unit_specifier): Likewise.
* config/cr16/cr16.c (legitimate_pic_operand_p): Likewise.
* config/cris/cris.c (cris_op_str): Likewise.
* config/mn10300/mn10300.c (cc_flags_for_code): Likewise.
* config/tilepro/tilepro.c (tilepro_emit_setcc_internal_di): Likewise.
2016-09-27 Nathan Sidwell <nathan@codesourcery.com>
* internal-fn.h (IFN_UNIQUE_CODES, IFN_GOACC_LOOP_CODES,
IFN_GOACC_REDUCTION_CODES): New.
(enum ifn_unique_kind, enum ifn_goacc_loop_kind, enum
ifn_goacc_reduction_kind): Use them.
* gimple-pretty-print.c (dump_gimple_call_args): Decode first arg
of internal functions, when applicable.
2016-09-27 Maciej W. Rozycki <macro@imgtec.com>
* config/mips/constraints.md (d): Fix documentation.
* doc/md.texi (Machine Constraints): Update accordingly.
2016-09-27 Richard Biener <rguenther@suse.de>
* dwarf2out.c (dwarf2out_init): Move text_section_line_info,
cur_line_info_table initialization ...
(dwarf2out_assembly_start): ... here.
2016-09-27 Matthew Wahab <matthew.wahab@arm.com>
* config/arm/arm.md (*arm_movsi_insn): Add "arch" attribute.
* config/arm/vfp.md (*arm_movhi_vfp): Likewise.
(*thumb2_movhi_vfp): Likewise.
(*arm_movhi_fp16): Remove predication operand from VMOV.F16
template. Expand predicable attribute to mark VMOV.F16 as not
predicable. Add "arch" attribute.
(*thumb2_movhi_fp16): Likewise.
(*arm_movsi_vfp): Break a long line. Add "arch" attribute.
(*thumb2_movsi_vfp): Add "arch" attribute.
2016-09-27 David Edelsohn <dje.gcc@gmail.com>
* config/rs6000/rs6000.c (rs6000_output_symbol): Don't modify
VAR_DECL string.
2016-09-27 Marek Polacek <polacek@redhat.com>
* config/ia64/ia64.c (ia64_print_operand): Adjust fall through
comment.
* config/c6x/c6x.h: Adjust fall through comment.
* config/sh/sh.c (final_prescan_insn): Likewise.
* config/visium/visium.c (visium_expand_int_cstore): Likewise.
(visium_expand_fp_cstore): Likewise.
2016-09-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* config/arm/arm.c (const_ok_for_op): Use "Fall through" comment form
expected by -Wimplicit-fallthrough.
(thumb1_size_rtx_costs): Likewise.
(thumb2_reorg): Likewise.
(tls_mentioned_p): Add "Fall through" comment.
(thumb2_reorg): Likewise.
* config/arm/arm-builtins.c (arm_expand_neon_args): Use "Fall through"
comment form expected by -Wimplicit-fallthrough.
2016-09-27 Martin Liska <mliska@suse.cz>
PR gcov-profile/46266
* input.h (RESERVED_LOCATION_P): New macro.
* profile.c (branch_prob): Use RESERVED_LOCATION_P and
instread of comparison with UNKNOWN_LOCATION.
2016-09-27 Richard Biener <rguenther@suse.de>
PR tree-optimization/77745
* tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
When removing redundant stores make sure to check compatibility
of the TBAA state for downstream accesses.
* tree-ssa-sccvn.c (visit_reference_op_store): Likewise for when
value-numbering virtual operands for store matches.
2016-09-27 Oleg Endo <olegendo@gcc.gnu.org>
PR target/51244
* config/sh/sh.c (sh_rtx_costs): Fix return value of SET of movt and
movrt patterns. Match them before anything else in the SET case.
2016-09-27 Martin Liska <mliska@suse.cz>
PR gcov-profile/7970
PR gcov-profile/16855
PR gcov-profile/44779
* coverage.c (build_gcov_exit_decl): New function.
(coverage_obj_init): Call the function and generate __gcov_exit
destructor.
* doc/gcov.texi: Document when __gcov_exit function is called.
2016-09-27 Marek Polacek <polacek@redhat.com>
PR bootstrap/77751
* Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Use
-Wno-error instead of -Wno-implicit-fallthrough.
2016-09-27 Martin Liska <mliska@suse.cz>
PR bootstrap/77749
* gcov-counter.def: Remove GCOV_COUNTER_V_DELTA.
2016-09-27 Jakub Jelinek <jakub@redhat.com>
* combine.c (simplify_comparison): Add canonical FALLTHROUGH comments.
* config/i386/i386.c (ix86_dep_by_shift_count_body): Add FALLTHROUGH
comments. Remove break after return.
(ix86_fp_compare_code_to_integer, has_dispatch,
ix86_simd_clone_usable): Remove break after return.
2016-09-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
PR rlt-optimization/77714
* lra-eliminations.c (eliminate_regs_in_insn): Avoid alias on
REG_EQUAL note.
2016-09-27 Kugan Vivekanandarajah <kuganv@linaro.org>
PR ipa/77677
* ipa-prop.c (ipa_compute_jump_functions_for_edge): Use
extract_range_from_unary_expr to convert value_range.
* tree-vrp.c (extract_range_from_unary_expr_1): Rename to.
(extract_range_from_unary_expr): This.
* tree-vrp.h (extract_range_from_unary_expr): Declare.
2016-09-27 Segher Boessenkool <segher@kernel.crashing.org>
* config/rs6000/rs6000.md (movcc_internal1): Disparage using CTR or LR.
2016-09-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* config/i386/i386.c (ix86_print_operand)
[HAVE_AS_IX86_CMOV_SUN_SYNTAX]: Add gcc_fallthrough.
* config/sparc/sparc.c (check_pic): Add fallthrough comment.
(epilogue_renumber): Likewise.
2016-09-26 Kugan Vivekanandarajah <kuganv@linaro.org>
PR middle-end/77719
* tree-ssa-reassoc.c (make_new_ssa_for_def): Use gimple_get_lhs
to get lhs instead of gimple_assign_lhs as stmt can be builtins too.
2016-09-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
* tree.h (memmodel_from_int, memmodel_base, is_mm_relaxed,
is_mm_consume, is_mm_acquire, is_mm_release, is_mm_acq_rel,
is_mm_seq_cst, is_mm_sync): Move to ...
* memmodel.h: This. New file.
* builtins.c: Include memmodel.h.
* optabs.c: Likewise.
* tsan.c: Likewise.
* config/aarch64/aarch64.c: Likewise.
* config/alpha/alpha.c: Likewise.
* config/arm/arm.c: Likewise.
* config/i386/i386.c: Likewise.
* config/ia64/ia64.c: Likewise.
* config/mips/mips.c: Likewise.
* config/rs6000/rs6000.c: Likewise.
* config/sparc/sparc.c: Likewise.
* genconditions.c: Include memmodel.h in generated file.
* genemit.c: Likewise.
* genoutput.c: Likewise.
* genpeep.c: Likewise.
* genpreds.c: Likewise.
* genrecog.c: Likewise.
2016-09-26 David Malcolm <dmalcolm@redhat.com>
* read-rtl.c (read_rtx_code): Rename local "i" to "idx", and use
"c" instead when parsing characters. Move operand parsing into...
(read_rtx_operand): ...this new function, renaming "i" to "idx",
and tightening the scope of various locals.
2016-09-26 Liu Hao <lh_mouse@126.com>
* config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Fix typo.
2016-09-26 Marek Polacek <polacek@redhat.com>
* system.h: Use __has_attribute to check whether the fallthrough
attribute is supported.
2016-09-26 Marek Polacek <polacek@redhat.com>
* ipa-inline-analysis.c (find_foldable_builtin_expect): Use
gimple_call_internal_p.
* ipa-split.c (find_return_bb): Likewise.
(execute_split_functions): Likewise.
* omp-low.c (dump_oacc_loop_part): Likewise.
(oacc_loop_xform_head_tail): Likewise.
* predict.c (predict_loops): Likewise.
* sanopt.c (pass_sanopt::execute): Likewise.
* tree-cfg.c (get_abnormal_succ_dispatcher): Likewise.
* tree-parloops.c (oacc_entry_exit_ok_1): Likewise.
* tree-stdarg.c (gimple_call_ifn_va_arg_p): Remove function.
(expand_ifn_va_arg_1): Use gimple_call_internal_p.
(expand_ifn_va_arg): Likewise.
* tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
(optimize_mask_stores): Likewise.
* tree-vect-stmts.c (vect_simd_lane_linear): Likewise.
(vect_transform_stmt): Likewise.
* tree-vectorizer.c (vect_loop_vectorized_call): Likewise.
* tsan.c (instrument_memory_accesses): Likewise.
2016-09-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
Alexander Monakov <amonakov@ispras.ru>
* regrename.c (rename_chains): Check
HARD_FRAME_POINTER_IS_FRAME_POINTER rather than
HARD_FRAME_POINTER_REGNUM when picking unavailable registers.
* sel-sched.c (mark_unavailable_hard_regs): Likewise.
2016-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
* config/s390/s390.c (s390_rtx_costs): Add /* fallthrough */.
(s390_sched_score): Likewise.
2016-09-26 Martin Liska <mliska@suse.cz>
* doc/gcov.texi: Update program output of gcov tool.
2016-09-26 Martin Liska <mliska@suse.cz>
PR gcov-profile/23332
* profile.c (instrument_values): Do not handle HIST_TYPE_CONST_DELTA.
* tree-profile.c (gimple_gen_const_delta_profiler): Remove.
* value-prof.c (dump_histogram_value): Do not handle
HIST_TYPE_CONST_DELTA.
(stream_in_histogram_value): Likewise.
(gimple_find_values_to_profile): Likewise.
* value-prof.h (enum hist_type): Likewise.
2016-09-26 Martin Liska <mliska@suse.cz>
* common.opt: Exclude SANITIZE_UNREACHABLE and SANITIZE_RETURN
from default sanitize recover values.
* doc/invoke.texi: Fix documentation related to -fsanitize=leak,
-fsanitize=address, -fsanitize=thread and -fsanitize-recover.
* flag-types.h: Replace couple of 1 << x to 1UL << x, make it
consistent.
* opts.c (finish_options): Do a generic loop over options
that can be recovered.
(parse_sanitizer_options): Exclude SANITIZE_UNREACHABLE and
SANITIZE_RETURN.
(common_handle_option): Likewise.
* opts.h: Declare can_recover to sanitizer_opts_s.
2016-09-26 Andre Vieira <andre.simoesdiasvieira@arm.com>
* target.def(elf_flags_numeric): Change documentation to present tense.
* doc/tm.texi: Regenerate.
2016-09-26 Marek Polacek <polacek@redhat.com>
PR c/7652
* Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Add
-Wno-switch-fallthrough.
* builtins.c (expand_builtin_int_roundingfn_2): Add gcc_fallthrough.
(expand_builtin): Likewise.
* config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass): Likewise.
* convert.c (convert_to_real_1): Likewise.
(convert_to_integer_1): Likewise.
* final.c (output_alternate_entry_point): Likewise.
* genattrtab.c (make_canonical): Likewise.
(write_test_expr): Likewise.
* genpreds.c (validate_exp): Likewise.
* gimple-ssa-strength-reduction.c
(find_candidates_dom_walker::before_dom_children): Likewise.
* godump.c (go_format_type): Likewise.
* reload1.c (elimination_effects): Likewise.
* resource.c (mark_referenced_resources): Likewise.
(mark_set_resources): Likewise.
* tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Likewise.
* varasm.c (output_addressed_constants): Likewise.
2016-09-26 Marek Polacek <polacek@redhat.com>
PR c/7652
* common.opt (Wimplicit-fallthrough): New option.
* doc/extend.texi: Document statement attributes and the fallthrough
attribute.
* doc/invoke.texi: Document -Wimplicit-fallthrough.
* gimple.h (gimple_call_internal_p): New function.
* gimplify.c (struct gimplify_ctx): Add in_switch_expr.
(struct label_entry): New struct.
(find_label_entry): New function.
(case_label_p): New function.
(collect_fallthrough_labels): New function.
(last_stmt_in_scope): New function.
(should_warn_for_implicit_fallthrough): New function.
(warn_implicit_fallthrough_r): New function.
(maybe_warn_implicit_fallthrough): New function.
(expand_FALLTHROUGH_r): New function.
(expand_FALLTHROUGH): New function.
(gimplify_switch_expr): Call maybe_warn_implicit_fallthrough and
expand_FALLTHROUGH for the innermost GIMPLE_SWITCH.
(gimplify_label_expr): New function.
(gimplify_case_label_expr): Set location.
(gimplify_expr): Call gimplify_label_expr.
* internal-fn.c (expand_FALLTHROUGH): New function.
* internal-fn.def (FALLTHROUGH): New internal function.
* langhooks.c (lang_GNU_OBJC): New function.
* langhooks.h (lang_GNU_OBJC): Declare.
* system.h (gcc_fallthrough): Define.
* tree-core.h: Add FALLTHROUGH_LABEL_P comment.
* tree.h (FALLTHROUGH_LABEL_P): Define.
2016-09-26 Richard Biener <rguenther@suse.de>
* dwarf2out.c (stripattributes): Remove unused function.
(DEBUG_NORM_MACINFO_SECTION): Rename to DEBUG_MACINFO_SECTION.
Push dwarf_split_debug_info handling into init_sections_and_labels.
(DEBUG_NORM_MACRO_SECTION): Likewise to DEBUG_MACRO_SECTION.
(DEBUG_MACRO_SECTION_FLAGS): Remove.
(debug_macinfo_section_name): New global.
(output_macinfo): Use debug_macinfo_section_name.
(init_sections_and_labels): Split out section and label generation
from dwarf2out_init. Set debug_macinfo_section_name.
(dwarf2out_init): Move text section label generation and emission
to ...
(dwarf2out_assembly_start): ... here.
(dwarf2out_finish): Call init_sections_and_labels before DWARF
output starts.
2016-09-26 Richard Biener <rguenther@suse.de>
PR debug/77692
* cgraphunit.c (analyze_functions): Before early removing
global vars calls the late_global_decl debug handler mark
the variable as readonly.
2016-09-25 Oleg Endo <olegendo@gcc.gnu.org>
PR target/51244
* config/sh/sh.c (sh_movt_set_dest, sh_movrt_set_dest): Add overloads.
(sh_rtx_costs): Handle SET of movt and movrt patterns.
* cnofig/sh/sh-protos.h (sh_movt_set_dest, sh_movrt_set_dest): Forward
declare new overloads.
* config/sh/sh.md (*cset_zero): Add variant that takes a treg_set_expr
operand.
2016-09-24 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
* config/rs6000/rs6000.c (expand_block_compare, do_load_for_compare):
Change TARGET_LITTLE_ENDIAN to !BYTES_BIG_ENDIAN.
2016-09-24 David Edelsohn <dje.gcc@gmail.com>
* configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment.
* configure: Regenerate.
2016-09-24 Marek Polacek <polacek@redhat.com>
PR c/77490
* doc/invoke.texi: Document -Wbool-operation.
2016-09-23 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
* config/rs6000/rs6000.md (cmpmemsi): New define_expand.
* config/rs6000/rs6000.c (expand_block_compare): New function used by
cmpmemsi pattern to do builtin expansion of memcmp ().
(compute_current_alignment): Add helper function for
expand_block_compare used to compute alignment as the compare proceeds.
(select_block_compare_mode): Used by expand_block_compare to select
the mode used for reading the next chunk of bytes in the compare.
(do_load_for_compare): Used by expand_block_compare to emit the load
insns for the compare.
(rs6000_emit_dot_insn): Moved this function to avoid a forward
reference from expand_block_compare ().
* config/rs6000/rs6000-protos.h (expand_block_compare): Add a
prototype for this function.
* config/rs6000/rs6000.opt (mblock-compare-inline-limit): Add a new
target option for controlling how much code inline expansion of
memcmp() will be allowed to generate.
2016-09-23 Jakub Jelinek <jakub@redhat.com>
* hooks.c (hook_bool_bool_false, hook_bool_bool_gcc_optionsp_false,
hook_bool_mode_false, hook_bool_mode_true,
hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
hook_bool_const_rtx_insn_const_rtx_insn_true,
hook_bool_mode_uhwi_false, hook_void_FILEptr_constcharptr,
hook_bool_FILEptr_rtx_false, hook_bool_gsiptr_false,
hook_bool_const_tree_hwi_hwi_const_tree_false,
hook_bool_const_tree_hwi_hwi_const_tree_true,
default_can_output_mi_thunk_no_vcall, hook_int_uint_mode_1,
hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
hook_int_rtx_0, hook_int_rtx_bool_0, hook_void_tree,
hook_void_constcharptr, hook_void_tree_treeptr, hook_void_int_int,
hook_bool_tree_false, hook_bool_const_tree_false, hook_bool_tree_true,
hook_bool_const_tree_true, hook_bool_tree_tree_false,
hook_bool_tree_tree_true, hook_bool_tree_bool_false,
hook_bool_rtx_insn_true, hook_bool_rtx_false,
hook_bool_uintp_uintp_false,
hook_bool_rtx_mode_int_int_intp_bool_false, hook_rtx_rtx_null,
hook_rtx_tree_int_null, hook_uint_mode_0,
hook_constcharptr_const_tree_null, hook_tree_tree_int_treep_bool_null,
hook_tree_tree_tree_null, hook_tree_tree_tree_tree_null,
hook_constcharptr_const_rtx_insn_null,
hook_constcharptr_const_tree_const_tree_null,
hook_constcharptr_int_const_tree_null,
hook_constcharptr_int_const_tree_const_tree_null,
hook_tree_const_tree_null, hook_bool_rtx_insn_int_false,
hook_void_rtx_insn_int, hook_void_gcc_optionsp): For arguments with
ATTRIBUTE_UNUSED, remove parameter name as well as ATTRIBUTE_UNUSED.
* vec.h (vNULL): Extend comment to say = vNULL initialization
isn't needed for static vars.
* sel-sched-ir.c (sel_global_bb_info, sel_region_bb_info,
loop_nests, s_i_d, last_added_blocks): Remove unnecessary
= vNULL initialization of file scope vec.
* passes.c (pass_tab, enabled_pass_uid_range_tab,
disabled_pass_uid_range_tab): Likewise.
* haifa-sched.c (sched_luids, h_i_d): Likewise.
* tree-chkp-opt.c (check_infos): Likewise.
* sel-sched.c (vec_av_set, vec_temp_moveop_nops): Likewise.
* vec.h (vnull::operator vec): Add constexpr keyword for
C++11 and later.
2016-09-23 Doug Gilmore <doug.gilmore@imgtec.com>
PR tree-optimization/77654
* tree-ssa-loop-prefetch.c (issue_prefetch_ref): Add call
to duplicate_ssa_name_ptr_info.
2016-09-23 David Malcolm <dmalcolm@redhat.com>
PR preprocessor/77672
* input.c (selftest::test_lexer_string_locations_simple): Update
test to expect location information of the terminator character
at the location of the final closing quote.
(selftest::test_lexer_string_locations_hex): Likewise.
(selftest::test_lexer_string_locations_oct): Likewise.
(selftest::test_lexer_string_locations_letter_escape_1): Likewise.
(selftest::test_lexer_string_locations_letter_escape_2): Likewise.
(selftest::test_lexer_string_locations_ucn4): Likewise.
(selftest::test_lexer_string_locations_ucn8): Likewise.
(selftest::test_lexer_string_locations_u8): Likewise.
(selftest::test_lexer_string_locations_utf8_source): Likewise.
(selftest::test_lexer_string_locations_concatenation_1): Likewise.
(selftest::test_lexer_string_locations_concatenation_2): Likewise.
(selftest::test_lexer_string_locations_concatenation_3): Likewise.
(selftest::test_lexer_string_locations_macro): Likewise.
(selftest::test_lexer_string_locations_long_line): Likewise.
2016-09-23 Richard Biener <rguenther@suse.de>
* tree-ssa-sccvn.c (visit_reference_op_call): Value number
virtual definition to virtual use if the call devirtualizes
to a const or pure function.
(visit_use): Also visit calls we can devirtualize to a
const or pure function.
2016-09-23 Richard Biener <rguenther@suse.de>
PR tree-optimization/77697
* tree-ssa-forwprop.c (defcodefor_name): Remove bogus code,
signal error if we have sth ternary or unhandled.
2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
* config/arm/arm_neon.h (vabd_f16): New.
(vabdq_f16): New.
(vabs_f16): New.
(vabsq_f16): New.
(vadd_f16): New.
(vaddq_f16): New.
(vcage_f16): New.
(vcageq_f16): New.
(vcagt_f16): New.
(vcagtq_f16): New.
(vcale_f16): New.
(vcaleq_f16): New.
(vcalt_f16): New.
(vcaltq_f16): New.
(vceq_f16): New.
(vceqq_f16): New.
(vceqz_f16): New.
(vceqzq_f16): New.
(vcge_f16): New.
(vcgeq_f16): New.
(vcgez_f16): New.
(vcgezq_f16): New.
(vcgt_f16): New.
(vcgtq_f16): New.
(vcgtz_f16): New.
(vcgtzq_f16): New.
(vcle_f16): New.
(vcleq_f16): New.
(vclez_f16): New.
(vclezq_f16): New.
(vclt_f16): New.
(vcltq_f16): New.
(vcltz_f16): New.
(vcltzq_f16): New.
(vcvt_f16_s16): New.
(vcvt_f16_u16): New.
(vcvt_s16_f16): New.
(vcvt_u16_f16): New.
(vcvtq_f16_s16): New.
(vcvtq_f16_u16): New.
(vcvtq_s16_f16): New.
(vcvtq_u16_f16): New.
(vcvta_s16_f16): New.
(vcvta_u16_f16): New.
(vcvtaq_s16_f16): New.
(vcvtaq_u16_f16): New.
(vcvtm_s16_f16): New.
(vcvtm_u16_f16): New.
(vcvtmq_s16_f16): New.
(vcvtmq_u16_f16): New.
(vcvtn_s16_f16): New.
(vcvtn_u16_f16): New.
(vcvtnq_s16_f16): New.
(vcvtnq_u16_f16): New.
(vcvtp_s16_f16): New.
(vcvtp_u16_f16): New.
(vcvtpq_s16_f16): New.
(vcvtpq_u16_f16): New.
(vcvt_n_f16_s16): New.
(vcvt_n_f16_u16): New.
(vcvtq_n_f16_s16): New.
(vcvtq_n_f16_u16): New.
(vcvt_n_s16_f16): New.
(vcvt_n_u16_f16): New.
(vcvtq_n_s16_f16): New.
(vcvtq_n_u16_f16): New.
(vfma_f16): New.
(vfmaq_f16): New.
(vfms_f16): New.
(vfmsq_f16): New.
(vmax_f16): New.
(vmaxq_f16): New.
(vmaxnm_f16): New.
(vmaxnmq_f16): New.
(vmin_f16): New.
(vminq_f16): New.
(vminnm_f16): New.
(vminnmq_f16): New.
(vmul_f16): New.
(vmul_lane_f16): New.
(vmul_n_f16): New.
(vmulq_f16): New.
(vmulq_lane_f16): New.
(vmulq_n_f16): New.
(vneg_f16): New.
(vnegq_f16): New.
(vpadd_f16): New.
(vpmax_f16): New.
(vpmin_f16): New.
(vrecpe_f16): New.
(vrecpeq_f16): New.
(vrnd_f16): New.
(vrndq_f16): New.
(vrnda_f16): New.
(vrndaq_f16): New.
(vrndm_f16): New.
(vrndmq_f16): New.
(vrndn_f16): New.
(vrndnq_f16): New.
(vrndp_f16): New.
(vrndpq_f16): New.
(vrndx_f16): New.
(vrndxq_f16): New.
(vrsqrte_f16): New.
(vrsqrteq_f16): New.
(vrecps_f16): New.
(vrecpsq_f16): New.
(vrsqrts_f16): New.
(vrsqrtsq_f16): New.
(vsub_f16): New.
(vsubq_f16): New.
2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
* config.gcc (extra_headers): Add arm_fp16.h
* config/arm/arm_fp16.h: New.
* config/arm/arm_neon.h: Include "arm_fp16.h".
2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
* config/arm/arm_neon_builtins.def (vadd): New (v8hf, v4hf
variants).
(vmulf): New (v8hf, v4hf variants).
(vfma): New (v8hf, v4hf variants).
(vfms): New (v8hf, v4hf variants).
(vsub): New (v8hf, v4hf variants).
(vcage): New (v8hf, v4hf variants).
(vcagt): New (v8hf, v4hf variants).
(vcale): New (v8hf, v4hf variants).
(vcalt): New (v8hf, v4hf variants).
(vceq): New (v8hf, v4hf variants).
(vcgt): New (v8hf, v4hf variants).
(vcge): New (v8hf, v4hf variants).
(vcle): New (v8hf, v4hf variants).
(vclt): New (v8hf, v4hf variants).
(vceqz): New (v8hf, v4hf variants).
(vcgez): New (v8hf, v4hf variants).
(vcgtz): New (v8hf, v4hf variants).
(vcltz): New (v8hf, v4hf variants).
(vclez): New (v8hf, v4hf variants).
(vabd): New (v8hf, v4hf variants).
(vmaxf): New (v8hf, v4hf variants).
(vmaxnm): New (v8hf, v4hf variants).
(vminf): New (v8hf, v4hf variants).
(vminnm): New (v8hf, v4hf variants).
(vpmaxf): New (v4hf variant).
(vpminf): New (v4hf variant).
(vpadd): New (v4hf variant).
(vrecps): New (v8hf, v4hf variants).
(vrsqrts): New (v8hf, v4hf variants).
(vabs): New (v8hf, v4hf variants).
(vneg): New (v8hf, v4hf variants).
(vrecpe): New (v8hf, v4hf variants).
(vrnd): New (v8hf, v4hf variants).
(vrnda): New (v8hf, v4hf variants).
(vrndm): New (v8hf, v4hf variants).
(vrndn): New (v8hf, v4hf variants).
(vrndp): New (v8hf, v4hf variants).
(vrndx): New (v8hf, v4hf variants).
(vrsqrte): New (v8hf, v4hf variants).
(vmul_lane): Add v4hf and v8hf variants.
(vmul_n): Add v4hf and v8hf variants.
(vext): New (v8hf, v4hf variants).
(vcvts): New (v8hi, v4hi variants).
(vcvts): New (v8hf, v4hf variants).
(vcvtu): New (v8hi, v4hi variants).
(vcvtu): New (v8hf, v4hf variants).
(vcvts_n): New (v8hf, v4hf variants).
(vcvtu_n): New (v8hi, v4hi variants).
(vcvts_n): New (v8hi, v4hi variants).
(vcvtu_n): New (v8hf, v4hf variants).
(vbsl): New (v8hf, v4hf variants).
(vcvtas): New (v8hf, v4hf variants).
(vcvtau): New (v8hf, v4hf variants).
(vcvtms): New (v8hf, v4hf variants).
(vcvtmu): New (v8hf, v4hf variants).
(vcvtns): New (v8hf, v4hf variants).
(vcvtnu): New (v8hf, v4hf variants).
(vcvtps): New (v8hf, v4hf variants).
(vcvtpu): New (v8hf, v4hf variants).
2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
* config/arm/arm-builtins.c (hf_UP): New.
(si_UP): New.
(vfp_builtin_data): New. Update comment.
(enum arm_builtins): Include "arm_vfp_builtins.def".
(ARM_BUILTIN_VFP_PATTERN_START): New.
(arm_init_vfp_builtins): New.
(arm_init_builtins): Add arm_init_vfp_builtins.
(arm_expand_vfp_builtin): New.
(arm_expand_builtins): Update for arm_expand_vfp_builtin. Fix
long line.
* config/arm/arm_vfp_builtins.def: New file.
* config/arm/t-arm (arm.o): Add arm_vfp_builtins.def.
(arm-builtins.o): Likewise.
2016-09-23 Kugan Vivekanandarajah <kuganv@linaro.org>
PR ipa/77677
* ipa-cp.c (propagate_vr_accross_jump_function): Drop TREE_OVERFLOW
from constant while creating value range.
2016-09-23 Renlin Li <renlin.li@arm.com>
* ira.c (ira): Move ira_use_lra_p initialization code to ...
(ira_init_once): Here.
2016-09-23 Uros Bizjak <ubizjak@gmail.com>
Jakub Jelinek <jakub@redhat.com>
* hooks.h (hook_uint_uintp_false): Rename to...
(hook_bool_uint_uintp_false): ... this.
* hooks.c (hook_uint_uintp_false): Rename to...
(hook_bool_uint_uintp_false): ... this.
* target.def (elf_flags_numeric): Use hook_bool_uint_uintp_false
instead of hook_uint_uintp_false.
2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
* config/arm/arm-builtins.c (arm_init_neon_builtin): New.
(arm_init_builtins): Move body of a loop to the standalone
function arm_init_neon_builtin.
(arm_expand_neon_builtin_1): New. Update comment. Function body
moved from arm_neon_builtin with some white-space fixes.
(arm_expand_neon_builtin): Move code into the standalone function
arm_expand_neon_builtin_1.
2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
* config/arm/iterators.md (VCVTHI): New.
(NEON_VCMP): Add UNSPEC_VCLT and UNSPEC_VCLE. Fix a long line.
(NEON_VAGLTE): New.
(VFM_LANE_AS): New.
(VH_CVTTO): New.
(V_reg): Add HF, V4HF and V8HF. Fix white-space.
(V_HALF): Add V4HF. Fix white-space.
(V_if_elem): Add HF, V4HF and V8HF. Fix white-space.
(V_s_elem): Likewise.
(V_sz_elem): Fix white-space.
(V_elem_ch): Likewise.
(VH_elem_ch): New.
(scalar_mul_constraint): Add V8HF and V4HF.
(Is_float_mode): Fix white-space.
(Is_d_reg): Add V4HF and V8HF. Fix white-space.
(q): Add HF. Fix white-space.
(float_sup): New.
(float_SUP): New.
(cmp_op_unsp): Add UNSPEC_VCALE and UNSPEC_VCALT.
(neon_vfm_lane_as): New.
* config/arm/neon.md (add<mode>3_fp16): New.
(sub<mode>3_fp16): New.
(mul<mode>3add<mode>_neon): New.
(fma<VH:mode>4_intrinsic): New.
(fmsub<VCVTF:mode>4_intrinsic): Fix white-space.
(fmsub<VH:mode>4_intrinsic): New.
(<absneg_str><mode>2): New.
(neon_v<absneg_str><mode>): New.
(neon_v<fp16_rnd_str><mode>): New.
(neon_vrsqrte<mode>): New.
(neon_vpaddv4hf): New.
(neon_vadd<mode>): New.
(neon_vsub<mode>): New.
(neon_vmulf<mode>): New.
(neon_vfma<VH:mode>): New.
(neon_vfms<VH:mode>): New.
(neon_vc<cmp_op><mode>): New.
(neon_vc<cmp_op><mode>_fp16insn): New
(neon_vc<cmp_op_unsp><mode>_fp16insn_unspec): New.
(neon_vca<cmp_op><mode>): New.
(neon_vca<cmp_op><mode>_fp16insn): New.
(neon_vca<cmp_op_unsp><mode>_fp16insn_unspec): New.
(neon_vc<cmp_op>z<mode>): New.
(neon_vabd<mode>): New.
(neon_v<maxmin>f<mode>): New.
(neon_vp<maxmin>fv4hf: New.
(neon_<fmaxmin_op><mode>): New.
(neon_vrecps<mode>): New.
(neon_vrsqrts<mode>): New.
(neon_vrecpe<mode>): New (VH variant).
(neon_vdup_lane<mode>_internal): New.
(neon_vdup_lane<mode>): New.
(neon_vcvt<sup><mode>): New (VCVTHI variant).
(neon_vcvt<sup><mode>): New (VH variant).
(neon_vcvt<sup>_n<mode>): New (VH variant).
(neon_vcvt<sup>_n<mode>): New (VCVTHI variant).
(neon_vcvt<vcvth_op><sup><mode>): New.
(neon_vmul_lane<mode>): New.
(neon_vmul_n<mode>): New.
* config/arm/unspecs.md (UNSPEC_VCALE): New
(UNSPEC_VCALT): New.
(UNSPEC_VFMA_LANE): New.
(UNSPECS_VFMS_LANE): New.
2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
* config/s390/s390.md ("*extzv<mode>_zEC12", "*extzv<mode>_z10")
("*extzv<mode><clobbercc_or_nocc>"):
Correct a typo in a comment.
Merged patterns.
("*insv<mode>_zEC12", "*insv<mode>_z10")
("*insv<mode><clobbercc_or_nocc>"): Ditto.
("*insv<mode>_zEC12_appendbitsleft")
("*insv<mode><clobbercc_or_nocc>_appendbitsleft")
("*insv<mode>_z10_appendbitsleft"): Ditto.
("*insv<mode>_zEC12_noshift", "*insv<mode>_z10_noshift")
("*insv<mode><clobbercc_or_nocc>_noshift"): Ditto.
Provide pattern with operands switched.
("*pre_z10_extv<mode>"):
Use new subst patterns.
("*extzvdi<clobbercc_or_nocc>_lshiftrt", "*<risbg_n>_ior_and_sr_ze")
("*extvsidi<clobbercc_or_nocc>", "*<risbg_n>_and_subregdi_rotr")
("*<risbg_n>_and_subregdi_rotl", "*<risbg_n>_di_and_rot")
("*insv_z10_noshift_cc", "*insv_z10_noshift_cconly")
("*<risbg_n>_<mode>_ior_and_lshiftrt")
("*<risbg_n>_sidi_ior_and_lshiftrt")
("*trunc_sidi_and_subreg_lshrt<clobbercc_or_nocc>"):
New patterns.
("*extzv_<mode>_sll", "*extzv_<mode>_srl")
("*extzv_<mode>_srl<clobbercc_or_nocc>")
("*extzv_<mode>_sll<clobbercc_or_nocc>"): Renamed patterns, use risbgn
on zEC12.
("SINT"): New mode_iterator with SI, HI, QI.
* config/s390/subst.md ("clobbercc_or_nocc_subst", "z10_or_zEC12_cond")
("clobbercc_or_nocc", "risbg_n"): New constructs for risbg pattern
duplication.
2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
* config/s390/predicates.md ("contiguous_bitmask_operand"): Adapt to
new interface of s390_contiguous_bitmask_p.
("contiguous_bitmask_nowrap_operand"): New predicate.
("*anddi3_cc", "*anddi3_cconly", "*anddi3"): Replace NxxDq with NxxDw.
* config/s390/constraints.md ("NxxDw", "NxxSq"): Adapt to new interface
of s390_contiguous_bitmask_p.
("NxxDw"): Rename NxxDq constraint to NxxDw.
("NxxSw"): New constraint.
* config/s390/s390.md ("*andsi3_zarch"): Enable bitmask wraparound.
* config/s390/s390-protos.h (s390_contiguous_bitmask_p): Updated
interface.
(s390_contiguous_bitmask_nowrap_p): Export.
* config/s390/s390.c (s390_contiguous_bitmask_nowrap_p): New name of
former s390_contiguous_bitmask_p.
(s390_contiguous_bitmask_p): Use s390_contiguous_bitmask_nowrap_p to
detect contiguous bit ranges with wraparound. Change signature to
return START and END position instead of POS and LENGTH.
(s390_contiguous_bitmask_vector_p): Remove extra code for continous bit
ranges with wraparound.
(s390_extzv_shift_ok): Use s390_contiguous_bitmask_nowrap_p.
(s390_contiguous_bitmask_vector_p,s390_extzv_shift_ok,print_operand):
Adapt to new signature of s390_contiguous_bitmask_p.
2016-09-23 Bin Cheng <bin.cheng@arm.com>
* tree-vect-loop-manip.c (create_intersect_range_checks_index): New.
(create_intersect_range_checks): New.
(vect_create_cond_for_alias_checks): Call above function.
2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
* config/arm/iterators.md (Code iterators): Fix some white-space
in the comments.
(GLTE): New.
(ABSNEG): New
(FCVT): Moved from vfp.md.
(VCVT_HF_US_N): New.
(VCVT_SI_US_N): New.
(VCVT_HF_US): New.
(VCVTH_US): New.
(FP16_RND): New.
(absneg_str): New.
(FCVTI32typename): Moved from vfp.md.
(sup): Add UNSPEC_VCVTA_S, UNSPEC_VCVTA_U, UNSPEC_VCVTM_S,
UNSPEC_VCVTM_U, UNSPEC_VCVTN_S, UNSPEC_VCVTN_U, UNSPEC_VCVTP_S,
UNSPEC_VCVTP_U, UNSPEC_VCVT_HF_S_N, UNSPEC_VCVT_HF_U_N,
UNSPEC_VCVT_SI_S_N, UNSPEC_VCVT_SI_U_N, UNSPEC_VCVTH_S_N,
UNSPEC_VCVTH_U_N, UNSPEC_VCVTH_S and UNSPEC_VCVTH_U.
(vcvth_op): New.
(fp16_rnd_str): New.
(fp16_rnd_insn): New.
* config/arm/unspecs.md (UNSPEC_VCVT_HF_S_N): New.
(UNSPEC_VCVT_HF_U_N): New.
(UNSPEC_VCVT_SI_S_N): New.
(UNSPEC_VCVT_SI_U_N): New.
(UNSPEC_VCVTH_S): New.
(UNSPEC_VCVTH_U): New.
(UNSPEC_VCVTA_S): New.
(UNSPEC_VCVTA_U): New.
(UNSPEC_VCVTM_S): New.
(UNSPEC_VCVTM_U): New.
(UNSPEC_VCVTN_S): New.
(UNSPEC_VCVTN_U): New.
(UNSPEC_VCVTP_S): New.
(UNSPEC_VCVTP_U): New.
(UNSPEC_VCVTP_S): New.
(UNSPEC_VCVTP_U): New.
(UNSPEC_VRND): New.
(UNSPEC_VRNDA): New.
(UNSPEC_VRNDI): New.
(UNSPEC_VRNDM): New.
(UNSPEC_VRNDN): New.
(UNSPEC_VRNDP): New.
(UNSPEC_VRNDX): New.
* config/arm/vfp.md (<absneg_str>hf2): New.
(neon_vabshf): New.
(neon_v<fp16_rnd_str>hf): New.
(neon_vrndihf): New.
(addhf3): New.
(subhf3): New.
(divhf3): New.
(mulhf3): New.
(*mulsf3neghf_vfp): New.
(*negmulhf3_vfp): New.
(*mulsf3addhf_vfp): New.
(*mulhf3subhf_vfp): New.
(*mulhf3neghfaddhf_vfp): New.
(*mulhf3neghfsubhf_vfp): New.
(fmahf4): New.
(neon_vfmahf): New.
(fmsubhf4_fp16): New.
(neon_vfmshf): New.
(*fnmsubhf4): New.
(*fnmaddhf4): New.
(neon_vsqrthf): New.
(neon_vrsqrtshf): New.
(FCVT): Move to iterators.md.
(FCVTI32typename): Likewise.
(neon_vcvth<sup>hf): New.
(neon_vcvth<sup>si): New.
(neon_vcvth<sup>_nhf_unspec): New.
(neon_vcvth<sup>_nhf): New.
(neon_vcvth<sup>_nsi_unspec): New.
(neon_vcvth<sup>_nsi): New.
(neon_vcvt<vcvth_op>h<sup>si): New.
(neon_<fmaxmin_op>hf): New.
2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
* config/s390/s390.md (bitoff, bitoff_plus): Neq mode attributes.
("*extzv<mode>_zEC12", "*insv<mode>_zEC12", "*insv<mode>_z10")
("*insv<mode>_zEC12_appendbitsleft")
("*insv<mode>_z10_appendbitsleft", "*r<noxa>sbg_<mode>_sll")
("*r<noxa>sbg_<mode>_srl"): Use new attributes.
2016-09-23 Jakub Jelinek <jakub@redhat.com>
* ipa-cp.c (ipcp_store_vr_results): Avoid static local var zero.
* sreal.h (sreal::min, sreal::max): Avoid static local vars,
construct values without normalization.
* tree-ssa-sccvn.c (vn_reference_lookup_3): Don't initialize
static local lhs_ops to vNULL.
2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
Jiong Wang <jiong.wang@arm.com>
* config/arm/arm.c (coproc_secondary_reload_class): Make HFmode
available when FP16 instructions are available.
(output_move_vfp): Add support for 16-bit data moves.
(arm_validize_comparison): Fix some white-space. Support HFmode
by conversion to SFmode.
* config/arm/arm.md (truncdfhf2): Fix a comment.
(extendhfdf2): Likewise.
(cstorehf4): New.
(movsicc): Fix some white-space.
(movhfcc): New.
(movsfcc): Fix some white-space.
(*cmovhf): New.
* config/arm/vfp.md (*arm_movhi_vfp): Disable when VFP FP16
instructions are available.
(*thumb2_movhi_vfp): Likewise.
(*arm_movhi_fp16): New.
(*thumb2_movhi_fp16): New.
(*movhf_vfp_fp16): New.
(*movhf_vfp_neon): Disable when VFP FP16 instructions are available.
(*movhf_vfp): Likewise.
(extendhfsf2): Enable when VFP FP16 instructions are available.
(truncsfhf2): Enable when VFP FP16 instructions are available.
2016-09-23 Martin Liska <mliska@suse.cz>
* config/s390/vx-builtins.md: Replace 'adress' with 'address'.
2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
* config/arm/arm.c (arm_evpc_neon_vuzp): Add support for V8HF and
V4HF modes.
(arm_evpc_neon_vtrn): Likewise.
(arm_evpc_neon_vrev): Likewise.
(arm_evpc_neon_vext): Likewise.
* config/arm/arm_neon.h (vbsl_f16): New.
(vbslq_f16): New.
(vdup_n_f16): New.
(vdupq_n_f16): New.
(vdup_lane_f16): New.
(vdupq_lane_f16): New.
(vext_f16): New.
(vextq_f16): New.
(vmov_n_f16): New.
(vmovq_n_f16): New.
(vrev64_f16): New.
(vrev64q_f16): New.
(vtrn_f16): New.
(vtrnq_f16): New.
(vuzp_f16): New.
(vuzpq_f16): New.
(vzip_f16): New.
(vzipq_f16): New.
* config/arm/arm_neon_buillins.def (vdup_n): New (v8hf, v4hf variants).
(vdup_lane): New (v8hf, v4hf variants).
(vext): New (v8hf, v4hf variants).
(vbsl): New (v8hf, v4hf variants).
* config/arm/iterators.md (VDQWH): New.
(VH): New.
(V_double_vector_mode): Add V8HF and V4HF. Fix white-space.
(Scalar_mul_8_16): Fix white-space.
(Is_d_reg): Add V4HF and V8HF.
* config/arm/neon.md (neon_vdup_lane<mode>_internal): New.
(neon_vdup_lane<mode>): New.
(neon_vtrn<mode>_internal): Replace VDQW with VDQWH.
(*neon_vtrn<mode>_insn): Likewise.
(neon_vzip<mode>_internal): Likewise. Also fix white-space.
(*neon_vzip<mode>_insn): Likewise
(neon_vuzp<mode>_internal): Likewise.
(*neon_vuzp<mode>_insn): Likewise
* config/arm/vec-common.md (vec_perm_const<mode>): New.
2016-09-23 Jiong Wang <jiong.wang@arm.com>
Matthew Wahab <matthew.wahab@arm.com>
* config/arm/arm.c (output_move_vfp): Weaken assert to allow HImode.
(arm_hard_regno_mode_ok): Allow HImode values in VFP registers.
* config/arm/arm.md (*movhi_bytes): Disable when VFP registers are
available. Also fix some white-space.
* config/arm/vfp.md (*arm_movhi_vfp): New.
(*thumb2_movhi_vfp): New.
2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
* config/arm/arm-c.c (arm_cpu_builtins): Define
"__ARM_FEATURE_FP16_SCALAR_ARITHMETIC" and
"__ARM_FEATURE_FP16_VECTOR_ARITHMETIC".
2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
* doc/sourcebuild.texi (ARM-specific attributes): Add anchor for
arm_v8_1a_neon_ok. Add entries for arm_v8_2a_fp16_scalar_ok,
arm_v8_2a_fp16_scalar_hw, arm_v8_2a_fp16_neon_ok and
arm_v8_2a_fp16_neon_hw.
(Add options): Add entries for arm_v8_1a_neon, arm_v8_2a_scalar,
arm_v8_2a_neon.
2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
* doc/sourcebuild.texi (ARM-specific attributes): Add entries for
arm_fp16_alternative_ok and arm_fp16_none_ok.
2016-09-23 Martin Liska <mliska@suse.cz>
* ipa-icf.c (sem_variable::merge): Replace adress with address.
2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
* config/arm/arm-arches.def ("armv8.1-a"): Add FL_CRC32.
("armv8.2-a"): New.
("armv8.2-a+fp16"): New.
* config/arm/arm-protos.h (FL2_ARCH8_2): New.
(FL2_FP16INST): New.
(FL2_FOR_ARCH8_2A): New.
* config/arm/arm-tables.opt: Regenerate.
* config/arm/arm.c (arm_arch8_2): New.
(arm_fp16_inst): New.
(arm_option_override): Set arm_arch8_2 and arm_fp16_inst. Check
for incompatible fp16-format settings.
* config/arm/arm.h (TARGET_VFP_FP16INST): New.
(TARGET_NEON_FP16INST): New.
(arm_arch8_2): Declare.
(arm_fp16_inst): Declare.
* config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for
march=armv8.2-a and march=armv8.2-a+fp16.
* config/arm/t-aprofile (Arch Matches): Add entries for armv8.2-a
and armv8.2-a+fp16.
* doc/invoke.texi (ARM Options): Add "-march=armv8.1-a",
"-march=armv8.2-a" and "-march=armv8.2-a+fp16".
2016-09-23 Martin Liska <mliska@suse.cz>
* doc/extend.texi: Remove fused-madd from i386 target options.
2016-09-23 Martin Liska <mliska@suse.cz>
* config/i386/i386.c (ix86_valid_target_attribute_inner_p):
Handle movbe.
2016-09-23 Martin Liska <mliska@suse.cz>
* config/i386/i386.c (ix86_valid_target_attribute_inner_p):
Handle crc32.
2016-09-23 Martin Liska <mliska@suse.cz>
PR target/71652
* config/i386/i386.c (ix86_option_override_internal): Change
signature and return false when there's an error related to
arch string.
(release_options_strings): New function.
(ix86_valid_target_attribute_tree): Call the function.
2016-09-23 Jakub Jelinek <jakub@redhat.com>
* hsa-gen.c (hsa_op_immed::hsa_op_immed Use CONSTRUCTOR_NELTS (...)
instead of vec_safe_length (CONSTRUCTOR_ELTS (...)).
(gen_hsa_ctor_assignment): Likewise.
* print-tree.c (print_node): Likewise.
* tree-dump.c (dequeue_and_dump): Likewise.
* tree-sra.c (sra_modify_constructor_assign): Likewise.
* expr.c (store_constructor): Likewise.
* fold-const.c (operand_equal_p): Likewise.
* tree-pretty-print.c (dump_generic_node): Likewise.
* hsa-brig.c (hsa_op_immed::emit_to_buffer): Likewise.
* ipa-icf-gimple.c (func_checker::compare_operand): Likewise.
2016-09-23 Richard Biener <rguenther@suse.de>
* hooks.h (hook_uint_uintp_false): Declare.
2016-09-22 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
* config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT.
(avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode).
2016-09-22 Martin Sebor <msebor@redhat.com>
PR target/77676
* gimple-ssa-sprintf.c (target_int_min, target_int_max): Use
HOST_BITS_PER_WIDE_INT, make a static local variable auto.
(target_int_min): Correct computation.
(format_integer): Use long long as the argument for the ll length
modifier.
(format_floating): Use target_int_max().
(get_string_length): Same.
(format_string): Avoid setting the bounded flag for strings
of unknown length.
(try_substitute_return_value): Avoid setting range info when
the result isn't bounded.
* varasm.c (assemble_name): Increase buffer size.
2016-09-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
Terry Guo <terry.guo@arm.com>
* target.def (elf_flags_numeric): New target hook.
* targhooks.h (default_asm_elf_flags_numeric): New.
* varasm.c (default_asm_elf_flags_numeric): New.
(default_elf_asm_named_section): Use new target hook.
* config/arm/arm.opt (mpure-code): New.
* config/arm/arm.h (SECTION_ARM_PURECODE): New.
* config/arm/arm.c (arm_asm_init_sections): Add section
attribute to default text section if -mpure-code.
(arm_option_check_internal): Diagnose use of option with
non supported targets and/or options.
(arm_asm_elf_flags_numeric): New.
(arm_function_section): New.
(arm_elf_section_type_flags): New.
* config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Disable
for -mpure-code.
* gcc/doc/texi (TARGET_ASM_ELF_FLAGS_NUMERIC): New.
* gcc/doc/texi.in (TARGET_ASM_ELF_FLAGS_NUMERIC): Likewise.
2016-09-22 Jan Hubicka <hubicka@ucw.cz>
* regcprop.c (copyprop_hardreg_forward_1): Remove noop moves.
2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* emit-rtl.c (next_cc0_user): Make argument type rtx_insn *.
* rtl.h: Adjust prototype.
2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* emit-rtl.c (next_active_insn): Change argument type to rtx_insn *.
(prev_active_insn): Likewise.
(active_insn_p): Likewise.
* rtl.h: Adjust prototypes.
* cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
* config/arc/arc.md: Likewise.
* config/pa/pa.c (branch_to_delay_slot_p): Likewise.
(branch_needs_nop_p): Likewise.
(use_skip_p): Likewise.
* config/sh/sh.c (gen_block_redirect): Likewise.
(split_branches): Likewise.
* reorg.c (optimize_skip): Likewise.
(fill_simple_delay_slots): Likewise.
(fill_slots_from_thread): Likewise.
(relax_delay_slots): Likewise.
* resource.c (mark_target_live_regs): Likewise.
2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* config/cris/cris.c (cris_asm_output_case_end): Change argument
type to rtx_insn *.
* emit-rtl.c (next_nonnote_nondebug_insn): Likewise.
(prev_nonnote_nondebug_insn): Likewise.
* config/cris/cris-protos.h: Adjust prototype.
* rtl.h: Likewise.
* jump.c (rtx_renumbered_equal_p): Adjust.
2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* emit-rtl.c (prev_real_insn): Change argument type to rtx_insn *.
* rtl.h: Adjust prototype.
* config/sh/sh.md: Adjust.
* dwarf2out.c (add_var_loc_to_decl): Likewise.
2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* emit-rtl.c (next_nondebug_insn): Change argument type to rtx_insn *.
(prev_nondebug_insn): Likewise.
* loop-doloop.c (doloop_condition_get): Likewise.
* rtl.h: Adjust prototype.
* cfgloop.h: Likewise.
2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* emit-rtl.c (next_nonnote_insn): Change argument type to rtx_insn *.
(prev_nonnote_insn): Likewise.
* jump.c (reversed_comparison_code_parts): Likewise.
(reversed_comparison): Likewise.
* rtl.h: Adjust prototypes.
* config/arc/arc.md: Adjust.
* cse.c (find_comparison_args): Likewise.
* reorg.c (redundant_insn): Change return type to rtx_insn *.
(fix_reg_dead_note): Change argument type to rtx_insn *.
(delete_prior_computation): Likewise.
(delete_computation): Likewise.
(fill_slots_from_thread): Adjust.
(relax_delay_slots): Likewise.
* simplify-rtx.c (simplify_unary_operation_1): Likewise.
(simplify_relational_operation_1): Likewise.
(simplify_ternary_operation): Likewise.
2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* config/arc/arc-protos.h (arc_label_align): Change type of
variables from rtx to rtx_insn *.
* config/arc/arc.c (arc_label_align): Likewise.
* config/arm/arm.c (any_sibcall_could_use_r3): Likewise.
* config/bfin/bfin.c (workaround_speculation): Likewise.
* config/c6x/c6x.c (find_next_cycle_insn): Likewise.
(find_last_same_clock): Likewise.
(reorg_split_calls): Likewise.
* config/cris/cris-protos.h (cris_cc0_user_requires_cmp): Likewise.
* config/cris/cris.c (cris_cc0_user_requires_cmp): Likewise.
* config/h8300/h8300-protos.h (same_cmp_preceding_p): Likewise.
(same_cmp_following_p): Likewise.
* config/h8300/h8300.c (same_cmp_preceding_p): Likewise.
(same_cmp_following_p): Likwise.
* config/m32r/m32r.c (m32r_expand_epilogue): Likewise.
* config/nds32/nds32-protos.h (nds32_target_alignment): Likewise.
* config/nds32/nds32.c (nds32_target_alignment): Likewise.
* config/rl78/rl78.c (rl78_alloc_physical_registers_op2): Likewise.
(rl78_alloc_physical_registers_cmp): Likewise.
(rl78_alloc_physical_registers_umul): Likewise.
(rl78_calculate_death_notes): Likewise.
* config/s390/s390-protos.h (s390_label_align): Likewise.
* config/s390/s390.c (s390_label_align): Likewise.
* config/sh/sh.c (barrier_align): Likewise.
* config/sparc/sparc-protos.h (emit_cbcond_nop): Likewise.
* config/sparc/sparc.c (sparc_asm_function_epilogue): Likewise.
(emit_cbcond_nop): Likewise.
2016-09-22 Martin Liska <mliska@suse.cz>
PR ipa/77653
* ipa-icf.c (sem_variable::merge): Yield merge operation if
alias address matters, not necessarily address of original.
2016-09-22 Richard Biener <rguenther@suse.de>
PR middle-end/77697
* gimple-fold.c (fold_array_ctor_reference): Turn asserts into
fold fails.
2016-09-22 Richard Biener <rguenther@suse.de>
PR middle-end/77677
* gimple-match-head.c (gimple_resimplify1): Drop TREE_OVERFLOW
from constant folding results.
(gimple_resimplify2): Likewise.
(gimple_resimplify3): Likewise.
2016-09-22 Richard Biener <rguenther@suse.de>
PR middle-end/77678
* expr.c (expand_expr_real_1): Guard array access against negative
offset.
2016-09-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN instead
of MPFR_RNDN.
(format_floating): Likewise.
2016-09-22 Jakub Jelinek <jakub@redhat.com>
PR fortran/77665
* tree-inline.c (remap_gimple_stmt): Set has_simduid_loops
for all IFN_GOMP_SIMD_* internal fns, not just for
IFN_GOMP_SIMD_ORDERED_*.
2016-09-21 Michael Meissner <meissner@linux.vnet.ibm.com>
PR target/77670
* config/rs6000/predicates.md (invert_fpmask_comparison_operator):
New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP
instructions when you want to invert the test.
* config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the
correct order for XXSEL.
(mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test
for using XSCMP{EQ,GT,GE}DP.
2016-09-21 David Malcolm <dmalcolm@redhat.com>
* genconstants.c (main): Introduce noop_reader and convert call
to read_md_files to a method call.
* genenums.c (main): Likewise.
* genmddeps.c (main): Likewise.
* genpreds.c (write_tm_constrs_h): Replace use of "in_fname" with
rtx_reader_ptr->get_top_level_filename ().
(write_tm_preds_h): Likewise.
(write_insn_preds_c): Likewise.
* gensupport.c (class gen_reader): New subclass of rtx_reader.
(rtx_handle_directive): Convert to...
(gen_reader::handle_unknown_directive): ...this.
(init_rtx_reader_args_cb): Convert return type from bool to
rtx_reader *. Create a gen_reader instance, using it for the
call to read_md_files. Return it if no errors occur.
(init_rtx_reader_args): Convert return type from bool to
rtx_reader *.
* gensupport.h (init_rtx_reader_args_cb): Likewise.
(init_rtx_reader_args_cb): Likewise.
* read-md.c (struct file_name_list): Move to class rtx_reader.
(read_md_file): Delete in favor of rtx_reader::m_read_md_file.
(read_md_filename): Delete in favor of
rtx_reader::m_read_md_filename.
(read_md_lineno): Delete in favor of rtx_reader::m_read_md_lineno.
(in_fname): Delete in favor of rtx_reader::m_toplevel_fname.
(base_dir): Delete in favor of rtx_reader::m_base_dir.
(first_dir_md_include): Delete in favor of
rtx_reader::m_first_dir_md_include.
(last_dir_md_include_ptr): Delete in favor of
rtx_reader::m_last_dir_md_include_ptr.
(max_include_len): Delete.
(rtx_reader_ptr): New.
(fatal_with_file_and_line): Use get_filename and get_lineno
accessors of rtx_reader_ptr.
(require_char_ws): Likewise.
(rtx_reader::read_char): New method, based on ::read_char.
(rtx_reader::unread_char): New method, based on ::unread_char.
(read_escape): Use get_filename and get_lineno accessors of
rtx_reader_ptr.
(read_braced_string): Use get_lineno accessor of rtx_reader_ptr.
(read_string): Use get_filename and get_lineno accessors of
rtx_reader_ptr.
(rtx_reader::rtx_reader): New ctor.
(rtx_reader::~rtx_reader): New dtor.
(handle_include): Convert from a function to...
(rtx_reader::handle_include): ...this method, converting
handle_directive from a callback to a virtual function.
(handle_file): Likewise, converting to...
(rtx_reader::handle_file): ...this method.
(handle_toplevel_file): Likewise, converting to...
(rtx_reader::handle_toplevel_file): ...this method.
(rtx_reader::get_current_location): New method.
(parse_include): Convert from a function to...
(rtx_reader::add_include_path): ...this method, dropping redundant
update to unused max_include_len.
(read_md_files): Convert from a function to...
(rtx_reader::read_md_files): ...this method, converting
handle_directive from a callback to a virtual function.
(noop_reader::handle_unknown_directive): New method.
* read-md.h (directive_handler_t): Delete this typedef.
(in_fname): Delete.
(read_md_file): Delete.
(read_md_lineno): Delete.
(read_md_filename): Delete.
(class rtx_reader): New class.
(rtx_reader_ptr): New decl.
(class noop_reader): New subclass of rtx_reader.
(read_char): Reimplement in terms of rtx_reader::read_char.
(unread_char): Reimplement in terms of rtx_reader::unread_char.
(read_md_files): Delete.
* read-rtl.c (read_rtx_code): Update for deletion of globals
read_md_filename and read_md_lineno.
2016-09-21 Jason Merrill <jason@redhat.com>
* input.h (from_macro_definition_at): New.
2016-09-21 Segher Boessenkool <segher@kernel.crashing.org>
* doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values.
2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
PR tree-optimization/77550
* tree-vect-stmts.c (create_array_ref): Change parameters.
(get_group_alias_ptr_type): New function.
(vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type.
2016-09-21 Marek Polacek <polacek@redhat.com>
* gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
Add falls through comment.
2016-09-21 Richard Biener <rguenther@suse.de>
* dwarf2out.c (remove_child_with_prev): Clear child->die_sib.
(replace_child): Likewise.
(remove_child_TAG): Adjust.
(move_marked_base_types): Likewise.
(prune_unused_types_prune): Clear die_sib of removed children.
2016-09-21 Georg-Johann Lay <avr@gjlay.de>
PR target/77326
* config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn
touches some regs mentioned in cc_status, do CC_STATUS_INIT.
2016-09-21 Richard Biener <rguenther@suse.de>
PR tree-optimization/77648
* tree-ssa-structalias.c (process_constraint): Handle all DEREF
with complex RHS.
(make_transitive_closure_constraints): Adjust comment.
(make_any_offset_constraints): New function.
(handle_rhs_call): Make sure to first expand a pointer to all
subfields before transitively closing it.
(handle_const_call): Likewise. Properly expand returned
pointers as well.
(handle_pure_call): Likewise.
2016-09-21 Richard Biener <rguenther@suse.de>
Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/77621
* tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
group at non-vectorizable stmts.
2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
PR tree-optimization/72835
* tree-ssa-reassoc.c (make_new_ssa_for_def): New.
(make_new_ssa_for_all_defs): Likewise.
(zero_one_operation): Replace all SSA_NAMEs defined in the chain.
2016-09-20 Martin Sebor <msebor@redhat.com>
PR middle-end/49905
* Makefile.in (OBJS): Add gimple-ssa-sprintf.o.
* config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Redefine.
* config/linux.c (gnu_libc_printf_pointer_format): New function.
* config/sol2.h (TARGET_PRINTF_POINTER_FORMAT): Same.
* config/sol2.c (solaris_printf_pointer_format): New function.
* doc/invoke.texi (-Wformat-length, -fprintf-return-value): New
options.
* doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Document.
* doc/tm.texi: Regenerate.
* gimple-fold.h (get_range_strlen): New function.
(get_maxval_strlen): Declare existing function.
* gimple-fold.c (get_range_strlen): Add arguments and compute both
maximum and minimum.
(get_range_strlen): Define overload.
(get_maxval_strlen): Adjust.
* gimple-ssa-sprintf.c: New file and pass.
* passes.def (pass_sprintf_length): Add new pass.
* targhooks.h (default_printf_pointer_format): Declare new function.
(gnu_libc_printf_pointer_format): Same.
(solaris_libc_printf_pointer_format): Same.
* targhooks.c (default_printf_pointer_format): Define new function.
* tree-pass.h (make_pass_sprintf_length): Declare new function.
* print-tree.c: Increase buffer size.
2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
* tree-vrp.c (get_value_range): Teach PARM_DECL to use ipa-vrp results.
2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
* common.opt: New option -fipa-vrp.
* ipa-cp.c (ipa_get_vr_lat): New.
(ipcp_vr_lattice::print): Likewise.
(print_all_lattices): Call ipcp_vr_lattice::print.
(ipcp_vr_lattice::meet_with): New.
(ipcp_vr_lattice::meet_with_1): Likewise.
(ipcp_vr_lattice::top_p): Likewise.
(ipcp_vr_lattice::bottom_p): Likewsie.
(ipcp_vr_lattice::set_to_bottom): Likewise.
(set_all_contains_variable): Call VR set_to_bottom.
(initialize_node_lattices): Init VR lattices.
(propagate_vr_accross_jump_function): New.
(propagate_constants_accross_call): Call
propagate_vr_accross_jump_function.
(ipcp_store_vr_results): New.
(ipcp_driver): Handle VR.
* ipa-prop.c (ipa_print_node_jump_functions_for_edge): Handle VR.
(ipa_set_jf_unknown): Likewise.
(ipa_compute_jump_functions_for_edge): Likewise.
(ipa_node_params_t::duplicate): Likewise.
(ipa_write_jump_function): Likewise.
(ipa_read_jump_function): Likewise.
(write_ipcp_transformation_info): Likewise.
(read_ipcp_transformation_info): Likewise.
(ipcp_update_vr): New.
(ipcp_transform_function): Handle VR.
* ipa-prop.h (struct ipa_vr): New.
* cgraph.c: Include tree-vrp.h.
* cgraphunit.c: Likewise.
* ipa-utils.c: Likewise.
* ipa.c: Likewise.
* opts.c: Likewise.
* toplev.c: Likewise.
* ipa-devirt.c: Likewise.
* ipa-inline-transform.c: Likewise.
* ipa-inline.c: Likewise.
* ipa-profile.c: Likewise.
2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
* doc/invoke.texi: Document -fdump-tree-evrp.
* passes.def: Define new pass_early_vrp.
* timevar.def: Define new TV_TREE_EARLY_VRP.
* tree-pass.h (make_pass_early_vrp): New.
* tree-ssa-propagate.c: Make replace_uses_in non static.
* tree-ssa-propagate.h: Export replace_uses_in.
* tree-vrp.c (extract_range_for_var_from_comparison_expr): New.
(extract_range_from_assert): Factor out
extract_range_for_var_from_comparison_expr.
(vrp_initialize_lattice): New.
(vrp_initialize): Factor out vrp_initialize_lattice.
(vrp_valueize): Fix it to reject complex value ranges.
(vrp_free_lattice): New.
(evrp_dom_walker::before_dom_children): Likewise.
(evrp_dom_walker::after_dom_children): Likewise.
(evrp_dom_walker::push_value_range): Likewise.
(evrp_dom_walker::pop_value_range): Likewise.
(execute_early_vrp): Likewise.
(execute_vrp): Call vrp_initialize_lattice and vrp_free_lattice.
(make_pass_early_vrp): New.
2016-09-20 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (mult->ashift peephole2s): Use pow2p_hwi
instead of exact_log2.
2016-09-20 Uros Bizjak <ubizjak@gmail.com>
PR target/77621
* config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>:
Don't return word_mode for !TARGET_VECTORIZE_DOUBLE.
(ix86_add_stmt_cost): Penalize DFmode vector operations
for !TARGET_VECTORIZE_DOUBLE.
2016-09-20 Gerald Pfeifer <gerald@pfeifer.com>
* doc/invoke.texi (Warning Options): Simplify language.
(Optimize Options): Complete sentence.
2016-09-20 David Edelsohn <dje.gcc@gmail.com>
* dbxout.c (xcoff_debug_hooks): Add filename parameter to
early_finish hook.
2016-09-20 Michael Meissner <meissner@linux.vnet.ibm.com>
PR target/71395
* config/rs6000/rs6000.c (rs6000_expand_vector_init): For V4SF
inits on power8 and above, use the VMRGEW instruction instead of a
permute.
* config/rs6000/altivec.md (UNSPEC_VMRGEW_DIRECT): New unspec.
(p8_vmrgew_v4sf_direct): New VMRGEW insn for V4SF floating
initialization.
2016-09-20 Tamar Christina <tamar.christina@arm.com>
* config/aarch64/arm_neon.h
(vst2_s64, vst2_u64, vst2_f64, vst2_s8): Add missing attributes.
(vst3_s64, vst3_u64, vst3_f64, vst3_s8): Likewise.
(vst4_s64, vst4_u64, vst4_f64, vst4_s8): Likewise.
2016-09-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
* config/var/vax.h (ELIMINABLE_REGS): Define.
(INITIAL_ELIMINATION_OFFSET): Define.
2016-09-20 Jakub Jelinek <jakub@redhat.com>
PR middle-end/77624
* builtins.c (fold_builtin_atomic_always_lock_free): Only look through
cast to void * if the cast is from some other pointer type.
2016-09-20 Richard Biener <rguenther@suse.de>
PR tree-optimization/77646
* tree-ssa-sccvn.c (visit_reference_op_call): Always value-number
a VDEF.
2016-09-20 Tamar Christina <tamar.christina@arm.com>
* config/aarch64/arm_neon.h: Add gnu_inline and artificial
attributes to all inlined functions and make them extern.
2016-09-20 Richard Biener <rguenther@suse.de>
* debug.h (gcc_debug_hooks): Add filename parameter to early_finish
hook.
* debug.c (do_nothing_debug_hooks): Adjust.
* dbxout.c (dbx_debug_hooks): Likewise.
* sdbout.c (sdb_debug_hooks): Likewise.
* dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
(dwarf2out_finish): Move producer, filename and
path annotation ...
(dwarf2out_early_finish): ... here. Remove in_lto_p special-casing.
* cgraphunit.c (symbol_table::finalize_compilation_unit): Adjust.
2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
PR c++/77434
* doc/invoke.texi: Document -Wint-in-bool-context.
PR middle-end/77421
* dwarf2out.c (output_loc_operands): Fix an assertion.
2016-09-19 Joseph Myers <joseph@codesourcery.com>
* ginclude/float.h [__STDC_WANT_IEC_60559_BFP_EXT__]
(CR_DECIMAL_DIG): New macro.
2016-09-19 Joseph Myers <joseph@codesourcery.com>
* ginclude/stddef.h (max_align_t) [__i386__]: Add __float128
element.
2016-09-19 Vladimir Makarov <vmakarov@redhat.com>
PR rtl-optimization/77416
* lra-remat.c (operand_to_remat): Process hard coded insn
registers.
2016-09-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* simplify-rtx.c (simplify_relational_operation_1): Add transformation
(GTU (PLUS a C) (C - 1)) --> (LTU a -C).
2016-09-19 Segher Boessenkool <segher@kernel.crashing.org>
* target.def (lra_p): Wordsmithing.
* doc/tm.texi: Regenerate.
2016-09-19 Jakub Jelinek <jakub@redhat.com>
Jan Hubicka <jh@suse.cz>
PR target/77587
* cgraph.c (cgraph_node::rtl_info): Pass &avail to
ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE.
Call ultimate_alias_target just once, not up to 4 times.
2016-09-19 Richard Biener <rguenther@suse.de>
* dwarf2out.c (early_dwarf_finished): New global.
(set_early_dwarf::set_early_dwarf): Assert early_dwarf_finished
is false.
(dwarf2out_early_finish): Set early_dwarf_finished at the end,
if called from LTO exit early.
(dwarf2out_late_global_decl): When being during the early
debug phase do not add locations but only const value attributes.
Adjust the way we generate early DIEs for LTO.
2016-09-19 Richard Biener <rguenther@suse.de>
PR middle-end/77605
* tree-data-ref.c (analyze_subscript_affine_affine): Use the
proper niter to bound the loops.
2016-09-19 Richard Biener <rguenther@suse.de>
PR tree-optimization/77514
* tree-ssa-pre.c (create_expression_by_pieces): Optimize
search for folded stmt.
2016-09-17 Jan Hubicka <hubicka@ucw.cz>
* passes.def (pass_early_thread_jumps): Schedule after forwprop.
* tree-pass.h (make_pass_early_thread_jumps): Declare.
* tree-ssa-threadbackward.c (fsm_find_thread_path,
fsm_find_thread_path, profitable_jump_thread_path,
fsm_find_control_statement_thread_paths,
find_jump_threads_backwards): Add speed_p parameter.
(pass_data_early_thread_jumps): New pass.
(make_pass_early_thread_jumps): New function.
2016-09-17 Andreas Schwab <schwab@suse.de>
* config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Add cast.
* config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
2016-09-16 Eric Botcazou <ebotcazou@adacore.com>
* recog.c (rest_of_handle_split_after_reload): Delete.
(pass_split_after_reload::gate): New method.
(pass_split_after_reload::execute): Call split_all_insns directly.
2016-09-16 Jonathan Wakely <jwakely@redhat.com>
* doc/extend.texi (Integer Overflow Builtins): Fix type of out
parameters for functions taking long long arguments.
2016-09-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
PR target/77613
* config/rs6000/rs6000.c (rtx_is_swappable_p): Add support for
splat with truncate.
2016-09-16 Jason Merrill <jason@redhat.com>
* hwint.h (least_bit_hwi, pow2_or_zerop, pow2p_hwi, ctz_or_zero):
New.
* hwint.c (exact_log2): Use pow2p_hwi.
(ctz_hwi, ffs_hwi): Use least_bit_hwi.
* alias.c (memrefs_conflict_p): Use pow2_or_zerop.
* builtins.c (get_object_alignment_2, get_object_alignment)
(get_pointer_alignment, fold_builtin_atomic_always_lock_free): Use
least_bit_hwi.
* calls.c (compute_argument_addresses, store_one_arg): Use
least_bit_hwi.
* cfgexpand.c (expand_one_stack_var_at): Use least_bit_hwi.
* combine.c (force_to_mode): Use least_bit_hwi.
(contains_muldiv, find_split_point, combine_simplify_rtx)
(simplify_if_then_else, simplify_set, force_to_mode)
(if_then_else_cond, simplify_and_const_int_1)
(simplify_compare_const): Use pow2p_hwi.
* cse.c (fold_rtx): Use pow2p_hwi.
* emit-rtl.c (set_mem_attributes_minus_bitpos, adjust_address_1):
Use least_bit_hwi.
* expmed.c (synth_mult, expand_divmod): Use ctz_or_zero, ctz_hwi.
(init_expmed_one_conv): Use pow2p_hwi.
* expr.c (is_aligning_offset): Use pow2p_hwi.
* fold-const.c (round_up_loc, round_down_loc): Use pow2_or_zerop.
(fold_binary_loc): Use pow2p_hwi.
* function.c (assign_parm_find_stack_rtl): Use least_bit_hwi.
* gimple-fold.c (gimple_fold_builtin_memory_op): Use pow2p_hwi.
* gimple-ssa-strength-reduction.c (replace_ref): Use least_bit_hwi.
* hsa-gen.c (gen_hsa_addr_with_align, hsa_bitmemref_alignment):
Use least_bit_hwi.
* ifcvt.c (noce_try_store_flag_constants): Use pow2p_hwi.
* ipa-cp.c (ipcp_alignment_lattice::meet_with_1): Use least_bit_hwi.
* ipa-prop.c (ipa_modify_call_arguments): Use least_bit_hwi.
* omp-low.c (oacc_loop_fixed_partitions)
(oacc_loop_auto_partitions): Use least_bit_hwi.
* rtlanal.c (nonzero_bits1): Use ctz_or_zero.
* stor-layout.c (place_field): Use least_bit_hwi.
* tree-pretty-print.c (dump_generic_node): Use pow2p_hwi.
* tree-sra.c (build_ref_for_offset): Use least_bit_hwi.
* tree-ssa-ccp.c (ccp_finalize): Use least_bit_hwi.
* tree-ssa-math-opts.c (bswap_replace): Use least_bit_hwi.
* tree-ssa-strlen.c (handle_builtin_memcmp): Use pow2p_hwi.
* tree-vect-data-refs.c (vect_analyze_group_access_1)
(vect_grouped_store_supported, vect_grouped_load_supported)
(vect_permute_load_chain, vect_shift_permute_load_chain)
(vect_transform_grouped_load): Use pow2p_hwi.
* tree-vect-generic.c (expand_vector_divmod): Use ctz_or_zero.
* tree-vect-patterns.c (vect_recog_divmod_pattern): Use ctz_or_zero.
* tree-vect-stmts.c (vectorizable_mask_load_store): Use
least_bit_hwi.
* tsan.c (instrument_expr): Use least_bit_hwi.
* var-tracking.c (negative_power_of_two_p): Use pow2_or_zerop.
2016-09-16 Andreas Schwab <schwab@suse.de>
* config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Use parameter
OFFSET, not offset.
* config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
2016-09-16 Jakub Jelinek <jakub@redhat.com>
PR target/77526
* combine.c (rest_of_handle_combine): If any edges have been purged,
free dominators if available.
2016-09-16 Jakub Jelinek <jakub@redhat.com>
Eric Botcazou <ebotcazou@adacore.com>
PR middle-end/77594
* internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall
through into expand_addsub_overflow after expand_neg_overflow.
2016-09-15 David Malcolm <dmalcolm@redhat.com>
* diagnostic-show-locus.c
(selftest::test_fixit_insert_containing_newline): New function.
(selftest::test_fixit_replace_containing_newline): New function.
(selftest::diagnostic_show_locus_c_tests): Call the above.
2016-09-15 Bin Cheng <bin.cheng@arm.com>
PR tree-optimization/77503
* tree-vect-loop.c (vectorizable_reduction): Record reduction
code for CONST_COND_REDUCTION at analysis stage and use it at
transform stage.
* tree-vectorizer.h (struct _stmt_vec_info): New field.
(STMT_VINFO_VEC_CONST_COND_REDUC_CODE): New macro.
* tree-vect-stmts.c (new_stmt_vec_info): Initialize above new
field.
2016-09-15 Richard Biener <rguenther@suse.de>
PR middle-end/77544
* fold-const.c (split_tree): Do not split constant ~X.
2016-09-15 Jakub Jelinek <jakub@redhat.com>
PR rtl-optimization/77425
* sched-int.h (sd_iterator_cond): Don't update it_ptr->linkp if list
is NULL.
PR middle-end/77475
* config/i386/i386.c (ix86_parse_stringop_strategy_string): Simplify,
use %qs instead of %s where desirable, use argument instead of arg in
the diagnostic wording, add list of supported strategies and
spellcheck hint.
(ix86_option_override_internal): Emit target("m...") instead of
option("m...") in the diagnostic. Use %qs instead of %s in invalid
-march/-mtune option diagnostic. Add list of supported arches/tunings
and spellcheck hint. Remove prefix, suffix and sw variables, use
main_args_p ? "..." : "..." in diagnostics to make translation
possible.
2016-09-15 Richard Biener <rguenther@suse.de>
* dwarf2asm.h (dw2_asm_output_offset): Add overload with
extra offset argument.
* dwarf2asm.c (dw2_asm_output_offset): Implement that.
* doc/tm.texi.in (ASM_OUTPUT_DWARF_OFFSET): Adjust documentation
to reflect new offset parameter.
* doc/tm.texi: Regenerate.
* config/darwin.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
* config/darwin-protos.h (darwin_asm_output_dwarf_delta): Add
offset argument.
(darwin_asm_output_dwarf_offset): Likewise.
* config/darwin.c (darwin_asm_output_dwarf_delta): Add offset
argument.
(darwin_asm_output_dwarf_offset): Pass offset argument through.
* config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
* config/i386/cygmin.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
2016-09-15 Chung-Lin Tang <cltang@codesourcery.com>
PR fortran/72743
* ipa-icf.c (set_alias_uids): New function.
(sem_variable::merge): Use set_alias_uids to set DECL_PT_UID of
all the merged variable's referring aliases.
2016-09-15 Richard Biener <rguenther@suse.de>
PR tree-optimization/77514
* tree-ssa-pre.c (create_expression_by_pieces): Handle garbage
only forced_stmts sequence.
2016-09-15 Kugan Vivekanandarajah <kuganv@linaro.org>
* tree-ssanames.h (FOR_EACH_SSA_NAME): New.
* cfgexpand.c (update_alias_info_with_stack_vars): Use
FOR_EACH_SSA_NAME to iterate over SSA variables.
(pass_expand::execute): Likewise.
* omp-simd-clone.c (ipa_simd_modify_function_body): Likewise.
* tree-cfg.c (dump_function_to_file): Likewise.
* tree-into-ssa.c (pass_build_ssa::execute): Likewise.
(update_ssa): Likewise.
* tree-ssa-alias.c (dump_alias_info): Likewise.
* tree-ssa-ccp.c (ccp_finalize): Likewise.
* tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise.
(create_outofssa_var_map): Likewise.
(coalesce_ssa_name): Likewise.
* tree-ssa-operands.c (dump_immediate_uses): Likewise.
* tree-ssa-pre.c (compute_avail): Likewise.
* tree-ssa-sccvn.c (init_scc_vn): Likewise.
(scc_vn_restore_ssa_info): Likewise.
(free_scc_vn): Likwise.
(run_scc_vn): Likewise.
* tree-ssa-structalias.c (compute_points_to_sets): Likewise.
* tree-ssa-ter.c (new_temp_expr_table): Likewise.
* tree-ssa-copy.c (fini_copy_prop): Likewise.
* tree-ssa.c (verify_ssa): Likewise.
2016-09-14 Matthew Fortune <matthew.fortune@imgtec.com>
* config.gcc (mips*-mti-elf*, mips*-mti-linux*): Set mips32r2
and mips64r2 as default 32-bit and 64-bit architectures.
(mips*-img-elf*, mips*-img-linux*): Set mips32r6 and mips64r6
as default 32-bit and 64-bit architectures.
2016-09-14 Pat Haugen <pthaugen@us.ibm.com>
* loop-unroll.c (unroll_loop_runtime_iterations): Set probability
of succ edge.
2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
* target.def (lra_p): Change commentary (for the manual) for the
new default.
* doc/tm.texi: Regenerate.
2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
* config/aarch64/aarch64.c (TARGET_LRA_P): Delete macro.
* config/arm/arm.c (TARGET_LRA_P): Delete macro.
* config/i386/i386.c (TARGET_LRA_P): Delete macro.
* config/nds32/nds32.c (TARGET_LRA_P): Delete macro.
2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
* targhooks.c (default_lra_p): Return true instead of false.
2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
* config/alpha/alpha.c (TARGET_LRA_P): New macro, defined to
hook_bool_void_false.
* config/avr/avr.c: Ditto.
* config/bfin/bfin.c: Ditto.
* config/c6x/c6x.c: Ditto.
* config/cr16/cr16.c: Ditto.
* config/cris/cris.c: Ditto.
* config/epiphany/epiphany.c: Ditto.
* config/fr30/fr30.c: Ditto.
* config/frv/frv.c: Ditto.
* config/h8300/h8300.c: Ditto.
* config/ia64/ia64.c: Ditto.
* config/iq2000/iq2000.c: Ditto.
* config/lm32/lm32.c: Ditto.
* config/m32c/m32c.c: Ditto.
* config/m32r/m32r.c: Ditto.
* config/m68k/m68k.c: Ditto.
* config/mcore/mcore.c: Ditto.
* config/microblaze/microblaze.c: Ditto.
* config/mmix/mmix.c: Ditto.
* config/mn10300/mn10300.c: Ditto.
* config/moxie/moxie.c: Ditto.
* config/msp430/msp430.c: Ditto.
* config/nios2/nios2.c: Ditto.
* config/nvptx/nvptx.c: Ditto.
* config/pa/pa.c: Ditto.
* config/pdp11/pdp11.c: Ditto.
* config/rl78/rl78.c: Ditto.
* config/sparc/sparc.c: Ditto.
* config/spu/spu.c: Ditto.
* config/stormy16/stormy16.c: Ditto.
* config/tilegx/tilegx.c: Ditto.
* config/tilepro/tilepro.c: Ditto.
* config/v850/v850.c: Ditto.
* config/vax/vax.c: Ditto.
* config/visium/visium.c: Ditto.
* config/xtensa/xtensa.c: Ditto.
2016-09-14 Jakub Jelinek <jakub@redhat.com>
PR sanitizer/68260
* tsan.c: Include target.h.
(enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
(BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
(tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
BUILT_IN_ATOMIC_TEST_AND_SET entries.
(instrument_builtin_call): Handle bool_clear and bool_test_and_set.
2016-09-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
Martin Liska <mliska@suse.cz>
PR middle-end/77574
* predict.c (force_edge_cold): Add braces to a condition.
2016-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
PR rtl-optimization/77289
* lra-constraints.c (get_final_hard_regno): Removed.
(get_hard_regno): Add new parameter final_p.
(get_reg_class): Directly call lra_get_elimination_hard_regno.
(operands_match_p): Adjust call to get_hard_regno.
(uses_hard_regs_p): Likewise.
(process_alt_operands): Likewise.
2016-09-13 Joe Seymour <joe.s@somniumtech.com>
PR target/70713
* config/msp430/msp430.c (msp430_start_function): Emit an error
if a function is both weak and specifies an interrupt number.
2016-09-13 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/77454
* tree-ssa-dom.c (optimize_stmt): Set modified flag on stmt after
changing GIMPLE_COND. Move update_stmt_if_modified call after this.
Formatting fix.
2016-09-13 Tamar Christina <tamar.christina@arm.com>
* config/aarch64/aarch64-builtins.c
(aarch64_init_simd_builtins): Fix builtin type signature printing.
2016-09-13 Uros Bizjak <ubizjak@gmail.com>
* config/alpha/alpha.c (alpha_pass_by_reference): Pass un-named
SFmode and SCmode arguments by reference.
2016-09-13 David Malcolm <dmalcolm@redhat.com>
* diagnostic-show-locus.c (selftest::test_one_liner_fixit_insert):
Rename to...
(selftest::test_one_liner_fixit_insert_before): ...this, and update
for renaming of add_fixit_insert to add_fixit_insert_before.
(selftest::test_one_liner_fixit_insert_after): New function.
(selftest::test_one_liner_fixit_validation_adhoc_locations):
Update for renaming of add_fixit_insert to add_fixit_insert_before.
(selftest::test_one_liner_many_fixits): Likewise.
(selftest::test_diagnostic_show_locus_one_liner): Update for
renaming, call new test function.
(selftest::test_diagnostic_show_locus_fixit_lines): Update for
renaming of add_fixit_insert to add_fixit_insert_before.
(selftest::test_fixit_consolidation): Likewise.
* diagnostic.c (selftest::test_print_parseable_fixits_insert):
Likewise.
* edit-context.c (selftest::test_applying_fixits_insert): Rename to...
(selftest::test_applying_fixits_insert_before): ...this.
(selftest::test_applying_fixits_insert): Update for renaming of
add_fixit_insert to add_fixit_insert_before.
(selftest::test_applying_fixits_insert_after): New function.
(selftest::test_applying_fixits_insert_after_at_line_end): New
function.
(selftest::test_applying_fixits_insert_after_failure): New function.
(selftest::test_applying_fixits_multiple): Update for renaming of
add_fixit_insert to add_fixit_insert_before.
(selftest::change_line): Likewise.
(selftest::test_applying_fixits_unreadable_file): Likewise.
(selftest::test_applying_fixits_line_out_of_range): Likewise.
(selftest::test_applying_fixits_column_validation): Likewise.
(selftest::test_applying_fixits_column_validation): Likewise.
(selftest::edit_context_c_tests): Update for renamed test function;
call new test functions.
2016-09-13 Pat Haugen <pthaugen@us.ibm.com>
PR tree-optimization/77536
PR rtl-optimization/68212
* config/rs6000/rs6000.md (div->recip splitter): Remove
optimize_insn_for_speed_p condition.
2016-09-13 Maciej W. Rozycki <macro@imgtec.com>
* optabs.c (prepare_cmp_insn): Update documentation comment.
2016-09-13 Jakub Jelinek <jakub@redhat.com>
Manuel Lopez-Ibanez <manu@gcc.gnu.org>
PR middle-end/77475
* opts.h (candidates_list_and_hint): Declare.
* opts-common.c (candidates_list_and_hint): New function.
(cmdline_handle_error): Use it.
2016-09-12 David Malcolm <dmalcolm@redhat.com>
* edit-context.c (edited_line::get_len): New accessor.
(edited_file::print_diff): Split out hunk-printing into...
(edited_file::print_diff_hunk): New method.
(edited_file::print_diff_line): New method.
2016-09-12 Andrew Pinski <apinski@cavium.com>
* config/aarch64/aarch64-tuning-flags.def (SLOW_UNALIGNED_LDPW):
New tuning option.
* config/aarch64/aarch64.c (thunderx_tunings): Enable
AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW.
(aarch64_operands_ok_for_ldpstp): Return false if
AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW and the mode
was SImode and the alignment is less than 8 byte.
(aarch64_operands_adjust_ok_for_ldpstp): Likewise.
2016-09-12 Orlando Arias <oarias@knights.ucf.edu>
PR target/77570
* config/msp430/msp430.md (delay_cycles_32x): Fix pushm/popm.
2016-09-12 Marek Polacek <polacek@redhat.com>
* doc/extend.texi: Use lowercase "boolean".
* doc/invoke.texi: Likewise.
* doc/md.texi: Likewise.
* target.def: Likewise.
* doc/tm.texi: Regenerated.
2016-09-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
PR middle-end/77426
* expmed.c (synth_mult): Delete duplicate mode check.
2016-09-10 Tom de Vries <tom@codesourcery.com>
PR C/71602
* builtins.c (std_canonical_va_list_type): Strictly return non-null for
va_list type only.
* config/i386/i386.c (ix86_canonical_va_list_type): Same.
* gimplify.c (gimplify_va_arg_expr): Handle &va_list.
2016-09-09 Peter Bergner <bergner@vnet.ibm.com>
PR rtl-optimization/77289
* lra-constraints.c (get_final_hard_regno): Add support for non hard
register numbers. Remove support for subregs.
(get_hard_regno): Use SUBREG_P. Don't call get_final_hard_regno().
(get_reg_class): Delete removed get_final_hard_regno() argument.
(uses_hard_regs_p): Call get_final_hard_regno().
2016-09-09 Martin Sebor <msebor@redhat.com>
PR c/77520
PR c/77521
* pretty-print.c (pp_quoted_string): New function.
(pp_format): Call it for %c and %s directives.
2016-09-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
* doc/tm.texi.in (INITIAL_FRAME_POINTER_OFFSET): Remove.
(ELIMINABLE_REGS, TARGET_CAN_ELIMINATE,
INITIAL_ELIMINATION_OFFSET) : Update documentation.
* target.def (frame_pointer_required, can_eliminate): Likewise.
* doc/tm.texi: Regenerated.
* builtins.c (expand_builtin_setjmp_receiver): Remove #ifdef
ELIMINABLE_REGS.
* df-scan.c (df_hard_reg_init): Likewise.
* ira.c (ira_setup_eliminable_regset): Likewise.
* lra-eliminations.c (reg_eliminate_1, (update_reg_eliminate,
init_elim_table): Likewise.
* reload1.c (reg_eliminate_1, verify_initial_elim_offsets,
set_initial_elim_offsets, update_eliminables,
init_elim_table): Likewise.
* rtlanal.c (get_initial_register_offset): Likewise.
* config/ft32/ft32.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
* config/m32r/m32r.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
* config/moxie/moxie.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
* config/vax/vax.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
* config/fr30/fr30.h: Fix comment.
* config/frv/frv.c: Likewise.
* config/frv/frv.h: Likewise.
* config/ft32/ft32.h: Likewise.
* config/visium/visium.h: Likewise.
* config/pa/pa64-linux.h: Likewise.
* config/v850/v850.h: Likewise.
* config/cris/cris.c: Likewise.
* config/ia64/ia64.h: Likewise.
* config/moxie/moxie.h: Likewise.
* config/m32r/m32r.h: Likewise.
2016-09-10 Alexander Ivchenko <alexander.ivchenko@intel.com>
PR target/77267
* config.in: Regenerate.
* config/i386/linux-common.h (MPX_LD_AS_NEEDED_GUARD_PUSH):
New macro.
(MPX_LD_AS_NEEDED_GUARD_PUSH): Ditto.
(LIBMPXWRAPPERS_SPEC): Remove "--no-whole-archive" from
static-libmpxwrappers case.
(LIBMPX_SPEC): Add guards with MPX_LD_AS_NEEDED_GUARD_PUSH and
MPX_LD_AS_NEEDED_GUARD_POP.
* configure: Regenerate.
* configure.ac (HAVE_LD_PUSHPOPSTATE_SUPPORT): New variable.
defined if linker support "--push-state"/"--pop-state".
2016-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de>
* doc/cpp.texi (__*_WIDTH__): Small wording fixes.
2016-09-09 Joseph Myers <joseph@codesourcery.com>
* doc/cpp.texi (__SCHAR_WIDTH__, __SHRT_WIDTH__, __INT_WIDTH__)
(__LONG_WIDTH__, __LONG_LONG_WIDTH__, __PTRDIFF_WIDTH__)
(__SIG_ATOMIC_WIDTH__, __SIZE_WIDTH__, __WCHAR_WIDTH__)
(__WINT_WIDTH__, __INT_LEAST8_WIDTH__, __INT_LEAST16_WIDTH__)
(__INT_LEAST32_WIDTH__, __INT_LEAST64_WIDTH__)
(__INT_FAST8_WIDTH__, __INT_FAST16_WIDTH__, __INT_FAST32_WIDTH__)
(__INT_FAST64_WIDTH__, __INTPTR_WIDTH__, __INTMAX_WIDTH__):
Document.
* ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Define
width macros from TS 18661-1.
* glimits.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Likewise.
2016-09-08 Jakub Jelinek <jakub@redhat.com>
PR fortran/77516
* omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
OMP_CLAUSE_SAFELEN_EXPR.
2016-09-07 David Malcolm <dmalcolm@redhat.com>
* Makefile.in (OBJS): Add substring-locations.o.
* langhooks-def.h (class substring_loc): New forward decl.
(lhd_get_substring_location): New decl.
(LANG_HOOKS_GET_SUBSTRING_LOCATION): New macro.
(LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_GET_SUBSTRING_LOCATION.
* langhooks.c (lhd_get_substring_location): New function.
* langhooks.h (class substring_loc): New forward decl.
(struct lang_hooks): Add field get_substring_location.
* substring-locations.c: New file, taking definition of
format_warning_va and format_warning_at_substring from
c-family/c-format.c, making them non-static.
* substring-locations.h (class substring_loc): Move class here
from c-family/c-common.h. Add and rewrite comments.
(format_warning_va): New decl.
(format_warning_at_substring): New decl.
(get_source_location_for_substring): Add comment.
2016-09-07 Eric Gallager <egall@gwmail.gwu.edu>
* config/i386/i386.c: Add 'U' suffix to processor feature bits
to avoid -Wnarrowing warning.
* config/i386/x86-tune.def: Likewise for DEF_TUNE selector bitmasks.
* opts.c: Likewise for SANITIZER_OPT bitmasks.
2016-09-07 Wilco Dijkstra <wdijkstr@arm.com>
* config/aarch64/aarch64.c (aarch64_legitimize_address):
Avoid use of base_offset if offset already in range.
2016-09-07 Kaz Kojima <kkojima@gcc.gnu.org>
* config/sh/sh-protos.h (struct sh_atomic_model,
selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): Move to...
* config/sh/sh.h (struct sh_atomic_model,
selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): ...here.
Guard with __cplusplus.
2016-09-06 Jakub Jelinek <jakub@redhat.com>
PR target/69255
* config/i386/i386.c (ix86_expand_builtin): For builtin with
unsupported or unknown ISA, use expand_call.
2016-09-06 Martin Liska <mliska@suse.cz>
PR gcov-profile/77378
PR gcov-profile/77466
* tree-profile.c (tree_profiling): Detect whether target can use
-fprofile-update=atomic.
2016-09-06 Richard Biener <rguenther@suse.de>
PR tree-optimization/77479
* tree-vrp.c (update_value_range): Extend overflow handling to
VARYING.
2016-09-05 Jakub Jelinek <jakub@redhat.com>
PR target/77476
* config/i386/i386.md (isa): Add x64_avx512bw.
(*zero_extendsidi2): For alternative 11 use x64_avx512bw isa.
(kmov_isa): New mode attr.
(zero_extend<mode>di2): Use <kmov_isa> isa for the last alternative.
(*zero_extend<mode>si2): Likewise.
(*zero_extendqihi2): Use avx512dq isa for the last alternative.
2016-09-05 Gerald Pfeifer <gerald@pfeifer.com>
* doc/invoke.texi (SPU Options): nops -> NOPs.
(x86 Options): Ditto.
2016-09-05 Jakub Jelinek <jakub@redhat.com>
PR middle-end/77475
* toplev.c (process_options): Temporarily set input_location
to UNKNOWN_LOCATION around targetm.target_option.override () call.
2016-09-05 Uros Bizjak <ubizjak@gmail.com>
PR rtl-optimization/77452
* explow.c (plus_constant) <case MEM>: Extract scalar constant from
inner-mode reference to a CONST_VECTOR constant in the constant pool.
2016-09-05 Marek Polacek <polacek@redhat.com>
PR c/77423
* doc/invoke.texi: Update -Wlogical-not-parentheses documentation.
2016-09-05 Jakub Jelinek <jakub@redhat.com>
PR other/77421
* gensupport.c (alter_output_for_subst_insn): Remove redundant
*insn_out == '*' test. Don't copy unnecessary to yet another
memory buffer, and don't leak it.
PR rtl-optimization/77425
* ipa-devirt.c (get_odr_type): Set val->id unconditionally.
2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com>
* ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
2016-09-02 David Malcolm <dmalcolm@redhat.com>
* common.opt (fdiagnostics-generate-patch): New option.
* diagnostic.c: Include "edit-context.h".
(diagnostic_initialize): Initialize context->edit_context_ptr.
(diagnostic_finish): Delete context->edit_context_ptr.
(diagnostic_report_diagnostic): Add fix-it hints from the
diagnostic to context->edit_context_ptr, if any.
* diagnostic.h (class edit_context): Add forward decl.
(struct diagnostic_context): Add field "edit_context_ptr".
* doc/invoke.texi (Diagnostic Message Formatting Options): Add
-fdiagnostics-generate-patch.
(-fdiagnostics-generate-patch): New item.
* toplev.c: Include "edit-context.h".
(process_options): Set global_dc->edit_context_ptr to a new
edit_context if the options need one.
(toplev::main): Handle -fdiagnostics-generate-patch by using
global_dc->edit_context_ptr.
2016-09-02 Jakub Jelinek <jakub@redhat.com>
PR c/65467
* gimplify.c (gimplify_adjust_omp_clauses_1): Diagnose implicit
map and firstprivate clauses on target construct for _Atomic
qualified decls.
(gimplify_adjust_omp_clauses): Diagnose explicit firstprivate clauses
on target construct for _Atomic qualified decls.
* omp-low.c (use_pointer_for_field): Return true for _Atomic qualified
decls.
* omp-simd-clone.c (simd_clone_clauses_extract): Warn and give up for
_Atomic qualified arguments not mentioned in uniform clause.
2016-09-02 David Malcolm <dmalcolm@redhat.com>
* Makefile.in (OBJS-libcommon): Add edit-context.o.
* diagnostic-color.c (color_dict): Add "diff-filename",
"diff-hunk", "diff-delete", and "diff-insert".
(parse_gcc_colors): Update default value of GCC_COLORS in comment
to reflect above changes.
* doc/invoke.texi (-fdiagnostics-color): Update description of
default GCC_COLORS, and of the supported capabilities.
* edit-context.c: New file.
* edit-context.h: New file.
* input.c (struct fcache): Add field "missing_trailing_newline".
(diagnostics_file_cache_forcibly_evict_file): Initialize it to
true.
(add_file_to_cache_tab): Likewise.
(fcache::fcache): Likewise.
(get_next_line): Update c->missing_trailing_newline.
(location_missing_trailing_newline): New function.
* input.h (location_missing_trailing_newline): New decl.
* selftest-run-tests.c (selftest::run_tests): Call
edit_context_c_tests.
* selftest.h (edit_context_c_tests): New decl.
2016-09-02 Jakub Jelinek <jakub@redhat.com>
Richard Biener <rguenth@suse.de>
PR tree-optimization/77444
* tree-ssa-loop-ivopts.c (cand_value_at): For pointers use sizetype
as steptype, remove redundant initialization.
2016-09-02 Jakub Jelinek <jakub@redhat.com>
PR sanitizer/77396
* sanopt.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h.
(sanopt_optimize_walker): Optimize away
__asan_before_dynamic_init (...) followed by
__asan_after_dynamic_init () without intervening memory loads/stores.
* ipa-pure-const.c (special_builtin_state): Handle
BUILT_IN_ASAN_BEFORE_DYNAMIC_INIT and
BUILT_IN_ASAN_AFTER_DYNAMIC_INIT.
2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
* cfg.c (free_original_copy_tables): Replace second assignment of
bb_copy = NULL by bb_original = NULL.
2016-09-02 Jakub Jelinek <jakub@redhat.com>
PR other/77421
* config/i386/i386.c (ix86_expanded_args_builtin): Remove redundant
assignment added in r216794.
2016-09-02 David Malcolm <dmalcolm@redhat.com>
* Makefile.in (OBJS): Add typed-splay-tree.o.
* selftest-run-tests.c (selftest::run_tests): Call
typed_splay_tree_c_tests.
* selftest.h (typed_splay_tree_c_tests): New decl.
* typed-splay-tree.c: New file.
* typed-splay-tree.h (typed_splay_tree::foreach_fn): New typedef.
(typed_splay_tree::max): New method.
(typed_splay_tree::min): New method.
(typed_splay_tree::foreach): New method.
(typed_splay_tree::closure): New struct.
(typed_splay_tree::inner_foreach_fn): New function.
2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
* ipa-cp.c (ipcp_store_bits_results): Change option name from
-fipa-cp-bit to -fipa-bit-cp.
2016-09-01 Martin Sebor <msebor@redhat.com>
PR tree-optimization/71831
* tree-object-size.h: Return bool instead of the size and add
argument for the size.
* tree-object-size.c (compute_object_offset): Update signature.
(addr_object_size): Same.
(compute_builtin_object_size): Return bool instead of the size
and add argument for the size. Handle POINTER_PLUS_EXPR when
optimization is disabled.
(expr_object_size): Adjust.
(plus_stmt_object_size): Adjust.
(pass_object_sizes::execute): Adjust.
* builtins.c (fold_builtin_object_size): Adjust.
* doc/extend.texi (Object Size Checking): Update.
* ubsan.c (instrument_object_size): Adjust.
2016-09-01 Martin Sebor <msebor@redhat.com>
* genmatch.c (parser::parse_expr): Increase buffer size to guarantee
it fits the output of the formatted function regardless of its
arguments.
* gcc/genmodes.c (parser::parse_expr): Same.
* gimplify.c (gimplify_asm_expr): Same.
* passes.c (pass_manager::register_one_dump_file): Same.
* print-tree.c (print_node): Same.
2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
* config/rs6000/altivec.md: Use VSCR_REGNO instead of 110 throughout.
2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
* config/rs6000/altivec.md: Use VRSAVE_REGNO instead of 109 throughout.
2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
* config/rs6000/altivec.md: Use CR6_REGNO instead of 74 throughout.
* config/rs6000/vector.md: Ditto.
* config/rs6000/vsx.md: Ditto.
2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
* ipa-inline-analysis.c (param_change_prob): Get to the base object
first in all cases.
2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
* config/rs6000/rs6000.md (*restore_gpregs_<mode>_r11,
*restore_gpregs_<mode>_r12, *restore_gpregs_<mode>_r1,
*return_and_restore_gpregs_<mode>_r11,
*return_and_restore_gpregs_<mode>_r12,
*return_and_restore_gpregs_<mode>_r1,
*return_and_restore_fpregs_<mode>_r11,
*return_and_restore_fpregs_<mode>_r12,
*return_and_restore_fpregs_<mode>_r1): Use the hard register LR_REGNO
directly instead of via the "l" constraint. Renumber operands.
Fix whitespace.
2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
* config/rs6000/altivec.md (*save_world, *save_vregs_<mode>_r11,
save_vregs_<mode>_r12, *restore_vregs_<mode>_r11,
*restore_vregs_<mode>_r12): Use LR_REGNO instead of 65.
* config/rs6000/darwin.md (load_macho_picbase, load_macho_picbase_si,
load_macho_picbase_di, *call_indirect_nonlocal_darwin64,
*call_nonlocal_darwin64, *call_value_indirect_nonlocal_darwin64,
*call_value_nonlocal_darwin64, reload_macho_picbase,
reload_macho_picbase_si, reload_macho_picbase_di): Ditto.
* config/rs6000/rs6000.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Ditto.
* config/rs6000/rs6000.md (*save_gpregs_<mode>_r11,
*save_gpregs_<mode>_r12, *save_gpregs_<mode>_r1,
*save_fpregs_<mode>_r11, *save_fpregs_<mode>_r12,
*save_fpregs_<mode>_r1): Ditto.
* config/rs6000/spe.md (*save_gpregs_spe, *restore_gpregs_spe,
*return_and_restore_gpregs_spe): Ditto.
2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
* config/rs6000/rs6000.md
(define_insn "*return_and_restore_fpregs_aix_<mode>_r11"): Delete
the use of the link register.
(define_insn "*return_and_restore_fpregs_aix_<mode>_r1"): Ditto.
2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
Michael Meissner <meissner@linux.vnet.ibm.com>
PR target/72827
* config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
reg+reg addressing for TImode.
(rs6000_legitimate_address_p): Only allow register indirect
addressing for TImode, even without TARGET_QUAD_MEMORY.
2016-09-01 Richard Biener <rguenther@suse.de>
PR middle-end/77436
* tree-chrec.c (tree_fold_binomial): Use widest_int, properly
check whether the result fits the desired result type.
2016-09-01 Nathan Sidwell <nathan@acm.org>
* config/nvptx/nvptx.md (cbranch<mode>4): Op 2 can be const.
2016-09-01 Wilco Dijkstra <wdijkstr@arm.com>
* config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
New function.
(TARGET_LEGITIMIZE_ADDRESS_DISPLACEMENT): Define.
2016-09-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* config/aarch64/aarch64.md (*ands<mode>_compare0): New pattern.
* config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_NZmode
for comparisons of integer ZERO_EXTEND against zero.
2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
* config/i386/i386.c (ix86_option_override_internal): Also disable the
STV pass if -mstackrealign is enabled.
2016-08-31 Ilya Verbin <iverbin@gmail.com>
* config/i386/driver-i386.c (host_detect_local_cpu): Fix detection of
AVX512IFMA.
2016-08-31 David Malcolm <dmalcolm@redhat.com>
* diagnostic-show-locus.c (class layout): Add field m_fixit_hints.
(layout_range::intersects_line_p): New method.
(test_range_contains_point_for_single_point): Rename to...
(test_layout_range_for_single_point): ...this, and add testing
for layout_range::intersects_line_p.
(test_range_contains_point_for_single_line): Rename to...
(test_layout_range_for_single_line): ...this, and add testing
for layout_range::intersects_line_p.
(test_range_contains_point_for_multiple_lines): Rename to...
(test_layout_range_for_multiple_lines): ...this, and add testing
for layout_range::intersects_line_p.
(layout::layout): Populate m_fixit_hints.
(layout::get_expanded_location): Handle the case of a line-span
for a fix-it hint.
(layout::validate_fixit_hint_p): New method.
(get_line_span_for_fixit_hint): New function.
(layout::calculate_line_spans): Add spans for fixit-hints.
(layout::should_print_annotation_line_p): New method.
(layout::print_any_fixits): Drop param "richloc", instead using
validated fixits in m_fixit_hints. Add "const" to hint pointers.
(diagnostic_show_locus): Avoid printing blank annotation lines.
(selftest::test_diagnostic_context::test_diagnostic_context):
Initialize show_column and start_span.
(selftest::test_diagnostic_context::start_span_cb): New static
function.
(selftest::test_diagnostic_show_locus_fixit_lines): New function.
(selftest::diagnostic_show_locus_c_tests): Update for function
renamings. Call test_diagnostic_show_locus_fixit_lines.
2016-08-31 Marc Glisse <marc.glisse@inria.fr>
PR tree-optimization/73714
* match.pd (a * (1 << b)): Revert change from 2016-05-23.
2016-08-31 David Malcolm <dmalcolm@redhat.com>
* selftest.c: Move "namespace selftest {" to top of file,
removing explicit "selftest::" qualifiers throughout.
2016-08-31 Marc Glisse <marc.glisse@inria.fr>
* config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u):
New types.
(_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps,
_mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512):
Replace builtin with vector extension.
* config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u):
New types.
(_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps,
_mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256):
Replace builtin with vector extension.
* config/i386/emmintrin.h (__m128i_u, __m128d_u): New types.
(_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128):
Replace builtin with vector extension.
* config/i386/xmmintrin.h (__m128_u): New type.
(_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension.
(_mm_load_ps, _mm_store_ps): Simplify.
2016-08-31 Eric Botcazou <ebotcazou@adacore.com>
* config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard.
2016-08-30 David Malcolm <dmalcolm@redhat.com>
* diagnostic-show-locus.c (colorizer::begin_state): Support more
than 3 ranges per diagnostic by alternating between color 1 and
color 2.
(layout::layout): Replace use of rich_location::MAX_RANGES
with richloc->get_num_locations ().
(layout::calculate_line_spans): Replace use of
rich_location::MAX_RANGES with m_layout_ranges.length ().
(layout::print_annotation_line): Handle arbitrary numbers of
ranges in caret-printing by defaulting to '^'.
(selftest::test_one_liner_many_fixits): New function.
(test_diagnostic_show_locus_one_liner): Call it.
* diagnostic.c (diagnostic_initialize): Update for renaming
of rich_location::MAX_RANGES to
rich_location::STATICALLY_ALLOCATED_RANGES.
* diagnostic.h (struct diagnostic_context): Likewise.
2016-08-30 David Malcolm <dmalcolm@redhat.com>
* selftest.c (selftest::named_temp_file::named_temp_file): New
ctor.
(selftest::temp_source_file::~temp_source_file): Move to...
(selftest::named_temp_file::~named_temp_file): ...here.
(selftest::test_named_temp_file): New function.
(selftest::selftest_c_tests): Call test_named_temp_file.
* selftest.h (class named_temp_file): New class.
(class temp_source_file): Convert to a subclass of named_temp_file.
2016-08-30 Segher Boessenkool <segher@kernel.crashing.org>
* config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit
USEs of LR_REGNO in returns and sibcalls.
(rs6000_output_mi_thunk): Similar.
(rs6000_sibcall_aix): Similar.
* config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32,
sibcall_local64, sibcall_value_local32, sibcall_value_local64,
sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>):
Remove the USE of LR_REGNO from the patterns as well. Delete an
obsolete comment.
(return_internal_<mode>): Delete.
2016-08-30 Tamar Christina <tamar.christina@arm.com>
* gcc/config/aarch64/aarch64-simd.md
(aarch64_ld2<mode>_dreg_le): New.
(aarch64_ld2<mode>_dreg_be): New.
(aarch64_ld2<mode>_dreg): Removed.
(aarch64_ld3<mode>_dreg_le): New.
(aarch64_ld3<mode>_dreg_be): New.
(aarch64_ld3<mode>_dreg): Removed.
(aarch64_ld4<mode>_dreg_le): New.
(aarch64_ld4<mode>_dreg_be): New.
(aarch64_ld4<mode>_dreg): Removed.
(aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be.
2016-08-30 David Malcolm <dmalcolm@redhat.com>
* diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove
redundant location param.
(test_one_liner_fixit_remove): Likewise.
(test_one_liner_fixit_replace): Likewise.
(test_one_liner_fixit_replace_equal_secondary_range): Likewise.
* gcc-rich-location.c
(gcc_rich_location::add_fixit_misspelled_id): Eliminate call to
get_range_from_loc. Drop overload taking a const char *.
* gcc-rich-location.h
(gcc_rich_location::add_fixit_misspelled_id): Drop overload taking
a const char *.
2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
* config/linux.c (linux_libc_has_function): Return true on musl.
2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
* config.gcc (*-*-*musl*): Disable gnu-indirect-function.
2016-08-30 Eric Botcazou <ebotcazou@adacore.com>
* postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion
used for abnormal egdes.
2016-08-30 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/72866
* tree-vect-patterns.c (search_type_for_mask): Turn into
a small wrapper, move all code to ...
(search_type_for_mask_1): ... this new function. Add caching
and adjust recursive calls.
PR debug/77363
* dwarf2out.c (modified_type_die): Use lookup_type_die (type)
instead of lookup_type_die (type_main_variant (type)) even for array
types.
PR middle-end/77377
* simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
constant pool reference return x instead of c.
2016-08-29 Segher Boessenkool <segher@kernel.crashing.org>
* config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not
include MQ.
2016-08-29 David Malcolm <dmalcolm@redhat.com>
* input.c
(selftest::test_make_location_nonpure_range_endpoints): Fix
header comment.
2016-08-29 David Malcolm <dmalcolm@redhat.com>
* diagnostic-show-locus.c
(selftest::test_one_liner_fixit_validation_adhoc_locations): New
function.
(selftest::test_diagnostic_show_locus_one_liner): Call it.
* input.c (get_pure_location): Move to libcpp/line-map.c.
* input.h (get_pure_location): Convert decl to an inline function
calling implementation in libcpp.
2016-08-29 Uros Bizjak <ubizjak@gmail.com>
PR target/77403
* config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
template for intel asm dialect.
(vec_set_hi_<mode><mask_name>): Ditto.
2016-08-29 David Malcolm <dmalcolm@redhat.com>
* selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN.
(selftest::fail_formatted): Likewise.
2016-08-29 David Malcolm <dmalcolm@redhat.com>
* input.c (make_location): Call get_start and get_finish
on the endpoints to avoid storing packed ranges or ad-hoc
ranges in them.
(selftest::test_make_location_nonpure_range_endpoints): New function.
(selftest::input_c_tests): Call it.
* input.h (get_start): New inline function.
2016-08-29 Tom de Vries <tom@codesourcery.com>
PR c/77398
* gimplify.c (gimplify_va_arg_expr): Replace first argument type error
with assert.
2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
* Makefile.in (gcov-iov.h): Add dummy recipe.
2016-08-29 Nathan Sidwell <nathan@acm.org>
* config/nvptx/nvptx.c: #include tree-vrp.h.
2016-08-28 Eric Botcazou <ebotcazou@adacore.com>
PR target/77324
* config/sparc/sparc.c (sparc_legitimate_address_p): Accept special
HIGH+LO construct during reload.
2016-08-28 Tom de Vries <tom@codesourcery.com>
PR lto/70955
* config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
'sysv_abi va_list' attribute.
(ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
(ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
attributes.
2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* emit-rtl.h (struct rtl_data): Make stack_slot_list a vector.
* emit-rtl.c (unshare_all_rtl_1): Adjust.
(unshare_all_rtl_again): Likewise.
* function.c (assign_stack_local_1): Likewise.
(assign_stack_temp_for_type): Likewise.
2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* cfgbuild.c (make_edges): Adjust.
* cfgrtl.c (can_delete_label_p): Likewise.
* dwarf2cfi.c (create_trace_edges): Likewise.
* except.c (sjlj_emit_dispatch_table): Likewise.
* function.h (struct expr_status): make x_forced_labels a vector.
* jump.c (rebuild_jump_labels_1): Adjust.
* reload1.c (set_initial_label_offsets): Likewise.
* stmt.c (force_label_rtx): Likewise.
(expand_label): Likewise.
2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
PR tree-optimization/71077
PR tree-optimization/68542
* fold-const.c (fold_relational_const): Fix folding of
VECTOR_CST comparisons that have a scalar boolean result type.
(selftest::test_vector_folding): New static function.
(selftest::fold_const_c_tests): Call it.
2016-08-27 Gerald Pfeifer <gerald@pfeifer.com>
* doc/extend.texi (SPU Built-in Functions): Remove stale
references to material formerly at IBM and Sony.
2016-08-26 David Edelsohn <dje.gcc@gmail.com>
PR target/77349
* config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
2016-08-26 David Malcolm <dmalcolm@redhat.com>
* diagnostic-show-locus.c
(selftest::test_fixit_consolidation): New function.
(selftest::diagnostic_show_locus_c_tests): Call it.
* gcc-rich-location.h (gcc_rich_location): Eliminate unused
constructor based on source_range.
2016-08-26 David Malcolm <dmalcolm@redhat.com>
* diagnostic-color.c (color_dict): Add "fixit-insert" and
"fixit-delete".
(parse_gcc_colors): Update description of default GCC_COLORS.
* diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
(colorizer::set_fixit_insert): New method.
(colorizer::set_fixit_delete): New method.
(colorizer::get_color_by_name): New method.
(colorizer::STATE_FIXIT_INSERT): New constant.
(colorizer::STATE_FIXIT_DELETE): New constant.
(class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
fields in favor of new field "m_stop_color". Add fields
"m_fixit_insert" and "m_fixit_delete".
(colorizer::colorizer): Update for above changes. Replace
colorize_start calls with calls to get_color_by_name.
(colorizer::begin_state): Handle STATE_FIXIT_INSERT and
STATE_FIXIT_DELETE. Update for field renamings.
(colorizer::finish_state): Simplify by using m_stop_color,
rather than multiple identical "*_ce" fields.
(colorizer::get_color_by_name): New method.
(layout::print_any_fixits): Print insertions and replacements
using the "fixit-insert" color, and deletions using the
"fixit-delete" color.
* doc/invoke.texi (-fdiagnostics-color): Update description of
default GCC_COLORS, and of the supported capabilities.
2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
* config/xtensa/xtensa.c (xtensa_expand_prologue): Update
current_function_static_stack_size variable with the static
stack frame size of the current function when
flag_stack_usage_info is enabled.
2016-08-26 Nathan Sidwell <nathan@acm.org>
* ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
assignment inside if condition.
2016-08-26 Richard Biener <rguenther@suse.de>
PR tree-optimization/69047
* tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
extracts similar to what FRE does.
(non_rewritable_mem_ref_base): Likewise.
2016-08-26 Joseph Myers <joseph@codesourcery.com>
* config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
(TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
* config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
* config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
* config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
Likewise.
* config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
* config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
* config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
* config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
* config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
PR target/70473
* config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
reservation duration to 15 cycles.
(cortex_a8_vfp_macs): Likewise.
(cortex_a8_vfp_macd): Likewise.
(cortex_a8_vfp_divs): Likewise.
(cortex_a8_vfp_divd): Likewise.
2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
(aarch_macro_fusion_pair_p): Use above to avoid early return.
2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
Martin Jambhor <mjambor@suse.cz>
* common.opt: New option -fipa-bit-cp.
* doc/invoke.texi: Document -fipa-bit-cp.
* opts.c (default_options_table): Add entry for -fipa-bit-cp.
(enable_fdo_optimizations): Check for flag_ipa_bit_cp.
* tree-ssa-ccp.h: New header file.
* tree-ssa-ccp.c: Include tree-ssa-ccp.h
(bit_value_binop_1): Change to bit_value_binop_1 and export it.
Replace all occurences of tree parameter by two new params: signop, int.
(bit_value_unop_1): Change to bit_value_unop and export it.
Replace all occurences of tree parameter by two new params: signop,
int.
(bit_value_binop): Change call from bit_value_binop_1 to
bit_value_binop.
(bit_value_assume_aligned): Likewise.
(bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
(do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
to ccp_finalize.
(ccp_finalize): Skip processing if val->mask == 0.
* ipa-cp.c: Include tree-ssa-ccp.h
(ipcp_bits_lattice): New class.
(ipcp_param_lattice (bits_lattice): New member.
(print_all_lattices): Call ipcp_bits_lattice::print.
(set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
(initialize_node_lattices): Likewise.
(propagate_bits_accross_jump_function): New function.
(propagate_constants_accross_call): Call
propagate_bits_accross_jump_function.
(ipcp_propagate_stage): Store parameter types when in_lto_p is true.
(ipcp_store_bits_results): New function.
(ipcp_driver): Call ipcp_store_bits_results.
* ipa-prop.h (ipa_bits): New struct.
(ipa_jump_func): Add new member bits of type ipa_bits.
(ipa_param_descriptor): Change decl to decl_or_type.
(ipa_get_param): Change decl to decl_or_type and assert on
PARM_DECL.
(ipa_get_type): New function.
(ipcp_transformation_summary): New member bits.
* ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
(ipa_populate_param_decls): Likewise.
(ipa_dump_param): Likewise.
(ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
function.
(ipa_set_jf_unknown): Set ipa_bits::known to false.
(ipa_compute_jump_functions_for_edge): Compute jump function for bits
propagation.
(ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
(ipa_write_jump_function): Add streaming for ipa_bits.
(ipa_read_jump_function): Add support for reading streamed ipa_bits.
(write_ipcp_transformation_info): Add streaming for ipa_bits
summary for ltrans.
(read_ipcp_transfomration_info): Add support for reading streamed
ipa_bits.
(ipcp_update_bits): New function.
(ipcp_transform_function): Call ipcp_update_bits.
2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
* config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
(MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
2016-08-25 David Edelsohn <dje.gcc@gmail.com>
* multiple_target.c (pass_data_dispatcher_calls): Fix typo.
2016-08-25 Richard Biener <rguenther@suse.de>
* dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
Only add locations in late dwarf.
(gen_scheduled_generic_parms_dies): Do not set early dwarf here.
(dwarf2out_early_finish): But do it here.
2016-08-24 Michael Collison <michael.collison@linaro.org>
Michael Collison <michael.collison@arm.com>
* config/arm/arm-modes.def: Add new condition code mode CC_V
to represent the overflow bit.
* config/arm/arm.c (maybe_get_arm_condition_code):
Add support for CC_Vmode.
(arm_gen_unlikely_cbranch): New function to generate common
rtl conditional branches for overflow patterns.
* config/arm/arm-protos.h: Add prototype for
arm_gen_unlikely_cbranch.
* config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
addsi3_compareV_upper): New patterns to support signed
builtin overflow add operations.
(uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
New patterns to support unsigned builtin add overflow operations.
(subv<mode>4, sub<mode>3_compare1): New patterns to support signed
builtin overflow subtract operations,
(usubv<mode>4): New patterns to support unsigned builtin subtract
overflow operations.
(negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
to support builtin overflow negate operations.
2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
Revert
2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
* explow.c (get_dynamic_stack_size): Take known alignment of stack
pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
needed.
2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
* doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
MULTILIB_OPTIONS should be used. Small wording fixes.
* genmultilib: Memorize set of all option combinations in
combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
found in MULTILIB_OPTIONS by checking if option set is listed in
combination_space. Output new and existing error message to stderr.
2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
* config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
-mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
(MULTILIB_REUSE): Remove reuse rules for option set including
-mfpu=fp-armv8 and -mfpu=vfpv4
2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
* config/arm/t-rtems: Add vfp multilib.
2016-08-23 Ian Lance Taylor <iant@golang.org>
* config/s390/s390.c (s390_asm_file_start): Call
default_file_start.
2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
* config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
initialization of all 0's to the 0 constant, instead of directly
generating XOR. Add support for V4SImode vector initialization on
64-bit systems with direct move, and rework the ISA 3.0 V4SImode
initialization. Change variables used in V4SFmode vector
intialization. For V4SFmode vector splat on ISA 3.0, make sure
any memory addresses are in index form. Add support for using
VSPLTH/VSPLTB to initialize vector short and vector char vectors
with all of the same element.
(regno_or_subregno): New helper function to return a register
number for either REG or SUBREG.
(rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
Use regno_or_subregno where possible.
(rs6000_split_v4si_init_di_reg): New helper function to build up a
DImode value from two SImode values in order to generate V4SImode
vector initialization on 64-bit systems with direct move.
(rs6000_split_v4si_init): Split up the insns for a V4SImode vector
initialization.
(rtx_is_swappable_p): V4SImode vector initialization insn is not
swappable.
* config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
declaration.
* config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
attributes to initialize V8HImode and V16QImode vectors with the
same element.
(VSX_SPLAT_COUNT): Likewise.
(VSX_SPLAT_SUFFIX): Likewise.
(UNSPEC_VSX_VEC_INIT): New unspec.
(vsx_concat_v2sf): Eliminate using 'preferred' register classes.
Allow SFmode values to come from Altivec registers.
(vsx_init_v4si): New insn/split for V4SImode vector initialization
on 64-bit systems with direct move.
(vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
vector initializations, to allow V4SImode vector initializations
on 64-bit systems with direct move.
(vsx_splat_v4si): Likewise.
(vsx_splat_v4si_di): Likewise.
(vsx_splat_v4sf): Likewise.
(vsx_splat_v4sf_internal): Likewise.
(vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
register classes.
(vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
(vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
initializing V8HImode and V16QImode vectors with the same
element.
* config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
optimization if -maltivec=be.
2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
* config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
attribute for alternatives 3 and 4.
2016-08-23 David Malcolm <dmalcolm@redhat.com>
* selftest.c (selftest::assert_str_contains): New function.
(selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
* selftest.h (selftest::assert_str_contains): New decl.
(ASSERT_STR_CONTAINS): New macro.
2016-08-23 Richard Biener <rguenther@suse.de>
PR tree-optimization/77286
* tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
the CFG here.
(vect_transform_loop): Split exit edges of loop and scalar
loop if required and at the appropriate time.
2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
* explow.c (get_dynamic_stack_size): Take known alignment of stack
pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
needed.
Correct a typo in a comment.
2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
* config/s390/s390.md ("*andc_split"): New splitter for and with
complement.
2016-08-23 Richard Biener <rguenther@suse.de>
PR tree-optimization/27336
* tree-vrp.c (infer_value_range): Handle stmts that can throw
by looking for a non-EH edge.
(process_assert_insertions_for): Likewise.
2016-08-23 Richard Biener <rguenther@suse.de>
PR middle-end/77305
* statistics.c (statistics_counter_event): Robustify against
NULL current_pass.
2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
* config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
for targets amdfam10 and barcelona.
2016-08-22 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
(zero_extend<mode>di2): Ditto.
(*zero_extend<mode>si2): Ditto.
(*zero_extendqihi2): Ditto.
2016-08-22 Joseph Myers <joseph@codesourcery.com>
PR middle-end/77269
* builtins.c (fold_builtin_classify): Use builtin_decl_explicit
(BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
* print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
identical consecutive elements.
[SSA_NAME]: Print the name's def stmt on its own line. When printing
the node's def stmt, avoid printing an unwanted trailing newline by
replacing the call to print_gimple_stmt() with its inlined body and
adjusting it to not set pp_needs_newline and to call pp_flush()
instead of pp_newline_and_flush().
2016-08-22 Joseph Myers <joseph@codesourcery.com>
* tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
(float32_type_node, float64_type_node, float32x_type_node)
(float128x_type_node): New macros.
* builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
(BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
(BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
(BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
(BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
(BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
(BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
(BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
(BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
(BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
(BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
(BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
(BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
(BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
(BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
(BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
* builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
(copysign, fabs, huge_val, inf, nan, nans): Use it.
* builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
and copysign.
(fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
(fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
* doc/extend.texi (Other Builtins): Document these built-in
functions.
* fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
for nan and nans.
2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
* doc/install.texi (Binaries): www.opencsw.org now uses https.
2016-08-22 Richard Biener <rguenther@suse.de>
* tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
2016-08-21 Uros Bizjak <ubizjak@gmail.com>
PR target/77270
* config/i386/i386.md (prefetch): When TARGET_PRFCHW or
TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
non-SSE2 athlons only, otherwise prefer SSE prefetches.
2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
* tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
(vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
(vrp_visit_switch_stmt): Likewise.
(extract_range_from_stmt): Factored out from vrp_visit_stmt.
(extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
(vrp_visit_stmt): Use extract_range_from_stmt.
(vrp_visit_phi_node): Use extract_range_from_phi_node.
2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
* Makefile.in: Add tree-vrp.h to GTFILES.
* gengtype.c (open_base_files): Add tree-vrp.h.
* asan.c: Add tree-vrp.h which now has the definition value_range_type.
* builtins.c: Likewise.
* fold-const.c: Likewise.
* gimple-builder.c: Likewise.
* gimple-laddress.c: Likewise.
* hsa-gen.c: Likewise.
* internal-fn.c: Likewise.
* ssa.h: Likewise.
* targhooks.c: Liewise,
* tree-ssa-address.c: Likewise.
* tree-ssanames.h (value_range_type: Move to tree-vrp.h.
* tree-vrp.c (struct value_range): Move to tree-vrp.h
* tree-vrp.h: New file.
2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
PR tree-optimization/61839
* tree-vrp.c (two_valued_val_range_p): New.
(simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
Also Convert VAR BINOP CST where VAR is two-valued to
VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
2016-08-19 David Malcolm <dmalcolm@redhat.com>
* diagnostic-show-locus.c
(layout::annotation_line_showed_range_p): New method.
(layout::print_any_fixits): Remove case fixit_hint::REMOVE.
Reimplement case fixit_hint::REPLACE to cover removals, and
replacements where the range of the replacement isn't one
of the ranges in the rich_location.
(test_one_liner_fixit_replace): Likewise.
(selftest::test_one_liner_fixit_replace_non_equal_range): New
function.
(selftest::test_one_liner_fixit_replace_equal_secondary_range):
New function.
(selftest::test_diagnostic_show_locus_one_liner): Call the new
functions.
* diagnostic.c (print_parseable_fixits): Remove case
fixit_hint::REMOVE.
2016-08-19 Uros Bizjak <ubizjak@gmail.com>
PR target/77270
* config/i386/i386.c (ix86_option_override_internal): Remove
PTA_PRFCHW from entries that also have PTA_3DNOW flag.
Enable SSE prefetch also for TARGET_PREFETCHWT1.
Do not try to enable TARGET_PRFCHW ISA flag here.
* config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
Rewrite expander function body.
(*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
2016-08-19 Joseph Myers <joseph@codesourcery.com>
PR c/32187
* tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
(TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
(TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
(TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
(TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
(TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
(TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
(TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
(TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
tree_index values.
(NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
macros.
(struct floatn_type_info): New structure type.
(floatn_nx_types): New variable declaration.
* tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
(FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
(COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
* tree.c (floatn_nx_types): New variable.
(build_common_tree_nodes): Initialize _FloatN, _FloatNx and
corresponding complex types.
* target.def (floatn_mode): New hook.
* targhooks.c: Include "real.h".
(default_floatn_mode): New function.
* targhooks.h (default_floatn_mode): New prototype.
* doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
types.
* doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
effective-target and dg-add-options keywords.
(float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
Document new effective-target keywords.
* doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
* doc/tm.texi: Regenerate.
* ginclude/float.h (LDBL_DECIMAL_DIG): Define to
__LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
[__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
18661-3.
* real.h (struct real_format): Add field ieee_bits.
* real.c (ieee_single_format, mips_single_format)
(motorola_single_format, spu_single_format, ieee_double_format)
(mips_double_format, motorola_double_format)
(ieee_extended_motorola_format, ieee_extended_intel_96_format)
(ieee_extended_intel_128_format)
(ieee_extended_intel_96_round_53_format, ibm_extended_format)
(mips_extended_format, ieee_quad_format, mips_quad_format)
(vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
(decimal_double_format, decimal_quad_format, ieee_half_format)
(arm_half_format, real_internal_format: Initialize ieee_bits
field.
* config/i386/i386.c (ix86_init_builtin_types): Do not initialize
float128_type_node. Set float80_type_node to float64x_type_node
if appropriate and long_double_type_node not appropriate.
* config/ia64/ia64.c (ia64_init_builtins): Likewise.
* config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
Initialize ieee_bits field.
* config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
(rs6000_init_builtins): Set ieee128_float_type_node to
float128_type_node.
(rs6000_floatn_mode): New function.
2016-08-19 Jakub Jelinek <jakub@redhat.com>
* config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
_rdseed64_step): Uglify argument names and/or local variable names
in inline functions.
* config/i386/rtmintrin.h (_xabort): Likewise.
* config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
_mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
_mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
_mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
_mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
_mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
_mm_maskz_ternarylogic_epi32): Likewise.
* config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
__lwpins32, __lwpins64): Likewise.
* config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
_mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
_mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
_mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
_mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
_mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
_mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
_mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
_mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
_mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
_mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
_mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
_mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
_mm256_mask_i64gather_epi32): Likewise.
* config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
* config/i386/ia32intrin.h (__writeeflags): Likewise.
* config/i386/pkuintrin.h (_wrpkru): Likewise.
* config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
_mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
_mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
_mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
_mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
_mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
_mm512_mask_prefetch_i64scatter_ps): Likewise.
* config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
* config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
_mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
_mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
_mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
_mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
_mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
_mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
* config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
returning void.
(_fxrstor, _fxsave64, _fxrstor64): Likewise.
* config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
Likewise.
* config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
* config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
function name.
(_rdpkru_u32): Add space after function name.
* config/i386/t-i386 (i386-c.o): Don't depend on
i386-builtin-types.inc.
(i386.o): Depend on i386-builtin-types.inc.
2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
PR target/77281
* config/arm/arm.c (neon_valid_immediate): Delete declaration.
Use const_vec_duplicate to check for duplicated elements.
2016-08-19 Richard Biener <rguenther@suse.de>
PR tree-optimization/77290
* tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
Fix flag_tree_parallelize_loops check.
2016-08-19 Richard Biener <rguenther@suse.de>
* match.pd (x | 0 -> x): Add.
2016-08-19 Richard Biener <rguenther@suse.de>
PR tree-optimization/77286
* tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
Deal with virtual PHIs being out-of-order.
2016-08-18 David Malcolm <dmalcolm@redhat.com>
* doc/invoke.texi (fverbose-asm): Note that source code lines
are emitted, and provide an example.
* final.c (asm_show_source): New function.
(final_scan_insn): Call asm_show_source.
2016-08-18 David Malcolm <dmalcolm@redhat.com>
* diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
param with diagnostic_kind.
(class colorizer): Similarly replace field m_diagnostic with
m_diagnostic_kind.
(colorizer::colorizer): Replace diagnostic
param with diagnostic_kind.
(colorizer::begin_state): Update for above field change.
(layout::layout): Replace diagnostic param with rich_location *
and diagnostic_kind.
(diagnostic_show_locus): Replace diagnostic param with richloc
and diagnostic_kind.
(class selftest::test_diagnostic_context): New class.
(selftest::test_diagnostic_show_locus_unknown_location): New
function.
(selftest::test_one_liner_simple_caret): New function.
(selftest::test_one_liner_caret_and_range): New function.
(selftest::test_one_liner_multiple_carets_and_ranges): New
function.
(selftest::test_one_liner_fixit_remove): New function.
(selftest::test_one_liner_fixit_replace): New function.
(selftest::test_diagnostic_show_locus_one_liner): New function.
(selftest::diagnostic_show_locus_c_tests): Call the new test
functions.
* diagnostic.c (diagnostic_initialize): Initialize
colorize_source_p, show_ruler_p and parseable_fixits_p.
(default_diagnostic_finalizer): Update for change to
diagnostic_show_locus.
(diagnostic_append_note): Likewise.
* diagnostic.h (diagnostic_show_locus): Replace
const diagnostic_info * param with location * and diagnostic_t.
2016-08-18 David Malcolm <dmalcolm@redhat.com>
* input.c (saved_line_table): New global.
(class selftest::temp_line_table): Rename to line_table_test and
move declaration to selftest.h, and drop field m_old_line_table.
(selftest::temp_line_table::temp_line_table): Rename ctor to...
(selftest::line_table_test::line_table_test): ...this. Add a
default ctor. Store current value of line_table within
saved_line_table.
(selftest::temp_line_table::~temp_line_table): Rename dtor to...
(selftest::line_table_test::~line_table_test): ...this, and
restore line_table from the saved_line_table, rather than
m_old_line_table.
(selftest::test_accessing_ordinary_linemaps): Update for above
renaming.
(selftest::test_lexer): Likewise.
(struct selftest::lexer_test): Likewise.
(selftest::lexer_test::lexer_test): Likewise.
(selftest::input_c_tests): Move the looping over test cases from
here into...
(selftest::for_each_line_table_case): New function.
* input.h (saved_line_table): New decl.
* selftest.h (struct selftest::line_table_case): New forward decl.
(class selftest::line_table_test): New class, moved here from
selftest::temp_line_table in input.c, and renamed.
(selftest::for_each_line_table_case): New decl.
2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
PR target/72839
* config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
PR middle-end/70895
* gimplify.c (omp_add_variable): Adjust/add variable mapping on
enclosing parallel construct for reduction variables on OpenACC loop
directives.
2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
* dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
(new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
-gdwarf-3.
(function_to_dwarf_procedure): Update comment.
2016-08-18 David Malcolm <dmalcolm@redhat.com>
* input.c (diagnostics_file_cache_forcibly_evict_file): New
function.
* input.h (diagnostics_file_cache_forcibly_evict_file): New
declaration.
* selftest.c (selftest::temp_source_file::~temp_source_file):
Evict m_filename from the diagnostic file cache.
2016-08-18 Richard Biener <rguenther@suse.de>
* tree-pass.h (make_pass_materialize_all_clones): Declare.
* ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
make_pass_materialize_all_clones): New simple IPA pass encapsulating
clone materialization.
* passes.def (all_late_ipa_passes): Start with
pass_materialize_all_clones.
* cgraphunit.c (symbol_table::compile): Remove call to
materialize_all_clones.
* tree-into-ssa.c: Include statistics.h.
(update_ssa): Count number of times we do incremental/rewrite
SSA update.
2016-08-18 Richard Biener <rguenther@suse.de>
PR tree-optimization/77282
* tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
When doing auto-parallelizing also prevent use of PHIs that
carry dependences across loop backedges.
2016-08-18 Tamar Christina <tamar.christina@arm.com>
Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
* varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
2016-08-18 Richard Biener <rguenther@suse.de>
* ssa-iterators.h (ssa_vuse_operand): New inline.
* tree-if-conv.c (ifc_temp_var): Update virtual operand.
(predicate_all_scalar_phis): Use remove_phi_node to remove
phi nodes predicated. Delay removing virtual PHIs.
(predicate_mem_writes): Update virtual operands.
(combine_blocks): Likewise. Propagate out remaining virtual PHIs.
(tree_if_conversion): Do not rewrite virtual SSA form.
* tree-phinodes.c (release_phi_node): Make static.
* tree-phinodes.h (release_phi_node): Remove.
2016-08-18 Jakub Jelinek <jakub@redhat.com>
* config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
codes that appear in bdesc_* arrays, instead include i386-builtin.def
twice to define those.
(bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
bdesc_multi_arg): Define by including i386-builtin.def the third time.
* config/i386/i386-builtin.def: New file.
2016-08-17 David Malcolm <dmalcolm@redhat.com>
* input.c (get_source_range_for_char): Rename to...
(selftest::get_source_range_for_char): ...this, and move within
the #if CHECKING_P guard.
(get_num_source_ranges_for_substring): Rename to...
(selftest::get_num_source_ranges_for_substring): ...this, move
within the #if CHECKING_P guard, and make static.
(selftest::assert_num_substring_ranges): Initialize
actual_num_ranges.
2016-08-18 Alan Modra <amodra@gmail.com>
PR rtl-optimization/72771
* reload.c (find_reloads): Don't assume that a subreg mem is OK
when find_reloads_toplev returns address_reloaded==-1.
(alternative_allows_const_pool_ref): Update comment.
2015-08-17 Alan Hayward <alan.hayward@arm.com>
PR tree-optimization/71752
* tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
* tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
2016-08-17 Jakub Jelinek <jakub@redhat.com>
* gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
instead of testing ECF_NORETURN bit in gimple_call_flags.
* tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
* predict.c (tree_bb_level_predictions): Likewise.
* gimple-low.c (gimple_stmt_may_fallthru): Likewise.
PR middle-end/77259
* tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
turning a call into __builtin_unreachable-like noreturn call, adjust
gimple_call_set_fntype.
* tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
gimple_call_fntype has void return type.
2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
* omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
maybe_lookup_decl, to handle nested acc loop directives.
2016-08-17 Richard Biener <rguenther@suse.de>
PR tree-optimization/76490
* tree-vrp.c (update_value_range): Preserve overflow infinities
when intersecting with ranges from get_range_info.
(operand_less_p): Handle overflow infinities correctly.
(value_range_constant_singleton): Use vrp_operand_equal_p
to handle overflow max/min correctly.
(vrp_valueize): Likewise.
(union_ranges): Likewise.
(intersect_ranges): Likewise.
(vrp_visit_phi_node): Improve iteration limitation to only
apply when we'll possibly re-visit the PHI via a changed argument
on the backedge.
2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
* config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
(MULTILIB_REQUIRED): This by specifying multilib needing to be built
rather than those that should not be built.
2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
PR target/66488
* config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
2016-08-17 Richard Biener <rguenther@suse.de>
* tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
(verify_vssa): New function verifying virtual SSA form.
(verify_ssa): Call it.
* tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
Do not apply loop-closed SSA handling to virtuals.
* ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
* tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
when rewriting their symbol.
(prepare_def_site_for): Likewise.
* tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
operands of moved stmts.
2016-08-17 Richard Biener <rguenther@suse.de>
PR tree-optimization/23855
* tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
(tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
find guards to hoist. Do not update SSA form but rewrite virtuals
into loop closed SSA.
(find_loop_guard): Adjust to skip already hoisted guards. Do
not mark virtuals for renaming or update SSA form.
2016-08-17 Martin Liska <mliska@suse.cz>
* coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
a LONG_LONG_TYPE_SIZE comparison.
* gcov-io.h: Remove macro definitions.
* tree-profile.c (gimple_gen_edge_profiler): Replace usage
of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
comparison.
2016-08-16 Jakub Jelinek <jakub@redhat.com>
* config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
that builtins not mentioned in bdesc_* arrays come first, then
the ones mentioned in bdesc_* arrays in the order they appear in
the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
IX86_BUILTIN__BDESC_*_LAST enumerator.
(bdesc_mpx): Fix up a comment typo.
(bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
__builtin_ia32_vpcomneu[bwdq] builtins.
(BDESC_VERIFY, BDESC_VERIFYS): Define.
(ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
enum ix86_builtins ordering.
(ix86_expand_builtin): Use enum ix86_builtins ordering assumption
for direct bdesc_* array member access instead of searching all the
arrays until an fcode match is found.
2016-08-16 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
pattern as define_insn_and_split. Split insn before reload to
ashl<mode>3_1.
(*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
<shift_insn><mode>3_1.
(*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
<rotate_insn><mode>3_1.
2016-08-16 David Malcolm <dmalcolm@redhat.com>
PR c/72857
* input.c (get_source_range_for_substring): Rename to...
(get_source_location_for_substring): ...this, adding param
"caret_idx", and converting output param from source_range * to
location_t *.
(get_source_range_for_char): New function.
(get_num_source_ranges_for_substring): Update comment to reflect
above renaming.
(assert_char_at_range): Update to use get_source_range_for_char
rather than get_source_range_for_substring.
(test_lexer_string_locations_concatenation_2): Likewise.
* substring-locations.h (get_source_range_for_substring): Rename
to...
(get_source_location_for_substring): ...this, and adding param
"caret_idx", and converting output param from source_range * to
location_t *.
2016-08-16 David Malcolm <dmalcolm@redhat.com>
* input.c (class selftest::temp_source_file): Move to
selftest.h.
(selftest::temp_source_file::temp_source_file): Move to
selftest.c.
(selftest::temp_source_file::~temp_source_file): Likewise.
* selftest.c (selftest::temp_source_file::temp_source_file): Move
here from input.c.
(selftest::temp_source_file::~temp_source_file): Likewise.
* selftest.h (class selftest::temp_source_file): Move here from
input.c
2016-08-16 Jakub Jelinek <jakub@redhat.com>
PR target/71910
* tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
inlining, add cgraph edge for the added __builtin_unreachable call.
PR middle-end/67485
* expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
only cast it to SHWI for the final comparison.
2016-08-16 Martin Liska <mliska@suse.cz>
PR gcov-profile/36412
* doc/gcov.texi: Document --hash-filenames(-x).
* gcov.c (print_usage): Add the option.
(process_args): Process the option, sort options alphabetically.
(md5sum_to_hex): New function.
(make_gcov_file_name): Do the md5sum and append it to a
filename.
2016-08-16 Bin Cheng <bin.cheng@arm.com>
PR tree-optimization/69848
* config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
and swtich operands to avoid additional NOT instruction.
(vcond<v_cmp_mixed><mode>): Ditto.
(vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
* doc/install.texi (*-*-solaris2*): Adjust latest change.
2016-08-16 Richard Biener <rguenther@suse.de>
PR tree-optimization/76783
* tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
BB visited flags at start.
2016-08-16 Bin Cheng <bin.cheng@arm.com>
PR tree-optimization/72817
PR tree-optimization/73450
* tree-ssa-loop-niter.c (number_of_iterations_ne): Check
multiple_of_p for adjusted IV.base.
2016-08-15 Uros Bizjak <ubizjak@gmail.com>
PR target/72867
* config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
for !flag_finite_math_only or flag_signed_zeros.
(*<code><mode>3<mask_name><round_saeonly_name>): Rename from
*<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
depend on flag_finite_math_only.
(ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
New insn pattern.
(*<code><mode>3<mask_name><round_saeonly_name>): Remove.
(*ieee_smin<mode>3): Ditto.
(*ieee_smax<mode>3): Ditto.
* config/i386/mmx.md (mmx_<code>v2sf3): Emit
mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
flag_signed_zeros.
(*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
depend on flag_finite_math_only.
(mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
(*mmx_<code>v2sf3): Remove.
* config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
* config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
flag_signed_zeros instead of !flag_unsafe_math_optimizations.
2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
PR rtl-optimization/73650
* lra-constraints.c (simple_move_p): If the insn is multiple_sets
it is not a simple move.
2016-08-15 Martin Liska <mliska@suse.cz>
PR driver/72765
* gcc.c (do_spec_1): Call save_string with the right size.
(save_string): Do an assert about string we copy.
2016-08-15 Richard Biener <rguenther@suse.de>
* ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
* config/i386/i386.c (pass_data_insert_vzeroupper): Account to
TV_MACH_DEP.
(pass_data_stv): Likewise.
2016-08-15 Richard Biener <rguenther@suse.de>
PR tree-optimization/73434
* tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
TBAA info on the base when forwarding a non-invariant address.
2016-08-15 Jakub Jelinek <jakub@redhat.com>
* dwarf2out.c (struct checksum_attributes): Add
at_string_length_bit_size and at_string_length_byte_size fields.
(collect_checksum_attributes): Handle DW_AT_string_length_bit_size
and DW_AT_string_length_byte_size.
(die_checksum_ordered): Handle at_string_length_bit_size and
at_string_length_byte_size.
(gen_array_type_die): For dwarf_version >= 5 emit
DW_AT_string_length_byte_size instead of DW_AT_byte_size.
(adjust_string_types): For dwarf_version >= 5 remove
DW_AT_string_length_byte_size instead of DW_AT_byte_size.
(resolve_addr): Likewise.
PR debug/71906
* dwarf2out.c (string_types): New variable.
(gen_array_type_die): Change early_dwarf handling of
DW_AT_string_length, create DW_OP_call4 referencing the
length var temporarily. Handle parameters that are pointers
to string length.
(adjust_string_types): New function.
(gen_subprogram_die): Temporarily set string_types to local var,
call adjust_string_types if needed.
(non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
New functions.
(resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
* doc/install.texi (*-*-solaris2*): Fix version number and document
requirement on GNU make for building libjava with the Solaris linker.
2016-08-15 Martin Liska <mliska@suse.cz>
Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/72824
* tree-loop-distribution.c (const_with_all_bytes_same)
<case VECTOR_CST>: Fix a typo.
2016-08-14 Uros Bizjak <ubizjak@gmail.com>
PR target/76342
* config/i386/avx512fintrin.h (_mm512_undefined_epi32):
Renamed from _mm512_undefined_si512.
(_mm_undefined_si512): New definition.
2016-08-13 Richard Biener <rguenther@suse.de>
* tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
into PHIs and update the lattice for its def.
2016-08-12 Jakub Jelinek <jakub@redhat.com>
PR c/71512
* ubsan.c (instrument_si_overflow): Pass true instead of false
to gsi_replace.
(pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
of bbs. Return TODO_cleanup_cfg if any returned true.
2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
* config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
ISA 3.0 MTVSRDD instruction.
(vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
vecperm.
2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
PR tree-optimization/71083
* tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
bitfield access when possible.
2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
PR middle-end/71654
* match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
sign-changing cast from a shorter unsigned type to a wider
signed type.
2016-08-12 Jakub Jelinek <jakub@redhat.com>
* config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
* config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
Correct costs for vec_construct.
2016-08-12 Bin Cheng <bin.cheng@arm.com>
PR tree-optimization/69848
* tree-vectorizer.h (enum vect_def_type): New condition reduction
type CONST_COND_REDUCTION.
* tree-vect-loop.c (vectorizable_reduction): Support new condition
reudction type CONST_COND_REDUCTION.
2016-08-12 Richard Biener <rguenther@suse.de>
PR tree-optimization/57326
* tree-ssa-pre.c (fully_constant_expression): Handle simplification
returning an SSA name.
(phi_translate_1): When fully_constant_expression returns a NAME
make sure we have a leader for it.
2016-08-12 Martin Liska <mliska@suse.cz>
Adam Fineman <afineman@afineman.com>
* gcov.c (process_file): Create .gcov file when .gcda
file is missing.
2016-08-12 Marek Polacek <polacek@redhat.com>
PR c/7652
* alias.c (find_base_value): Adjust fall through comment.
* cfgexpand.c (expand_debug_expr): Likewise.
* combine.c (find_split_point): Likewise.
(expand_compound_operation): Likewise. Add FALLTHRU.
(make_compound_operation): Adjust fall through comment.
(canon_reg_for_combine): Add FALLTHRU.
(force_to_mode): Adjust fall through comment.
(simplify_shift_const_1): Likewise.
(simplify_comparison): Likewise.
* config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
FALLTHRU.
* config/aarch64/predicates.md: Likewise.
* config/i386/i386.c (function_arg_advance_32): Likewise.
(ix86_gimplify_va_arg): Likewise.
(print_reg): Likewise.
(ix86_print_operand): Likewise.
(ix86_build_const_vector): Likewise.
(ix86_expand_branch): Likewise.
(ix86_sched_init_global): Adjust fall through comment.
(ix86_expand_args_builtin): Add FALLTHRU.
(ix86_expand_builtin): Likewise.
(ix86_expand_vector_init_one_var): Likewise.
* config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
(rs6000_adjust_cost): Likewise.
(insn_must_be_first_in_group): Likewise.
* config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
* dbxout.c (dbxout_symbol): Adjust fall through comment.
* df-scan.c (df_uses_record): Likewise.
* dojump.c (do_jump): Add FALLTHRU.
* dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
comment.
(resolve_args_picking_1): Adjust fall through comment.
(loc_list_from_tree_1): Likewise.
* expmed.c (make_tree): Likewise.
* expr.c (expand_expr_real_2): Add FALLTHRU.
(expand_expr_real_1): Likewise. Adjust fall through comment.
* fold-const.c (const_binop): Adjust fall through comment.
(fold_truth_not_expr): Likewise.
(fold_cond_expr_with_comparison): Add FALLTHRU.
(fold_binary_loc): Likewise.
(contains_label_1): Adjust fall through comment.
(multiple_of_p): Likewise.
* gcov-tool.c (process_args): Add FALLTHRU.
* genattrtab.c (check_attr_test): Likewise.
(write_test_expr): Likewise.
* genconfig.c (walk_insn_part): Likewise.
* genpreds.c (validate_exp): Adjust fall through comment.
(needs_variable): Likewise.
* gensupport.c (get_alternatives_number): Add FALLTHRU.
(subst_dup): Likewise.
* gimple-pretty-print.c (dump_gimple_assign): Likewise.
* gimplify.c (gimplify_addr_expr): Adjust fall through comment.
(gimplify_scan_omp_clauses): Add FALLTHRU.
(goa_stabilize_expr): Likewise.
* graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
through comment.
* hsa-gen.c (get_address_from_value): Likewise.
* ipa-icf.c (sem_function::hash_stmt): Likewise.
* ira.c (ira_setup_alts): Add FALLTHRU.
* lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
comment.
* lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
* opts.c (common_handle_option): Likewise.
* read-rtl.c (read_rtx_code): Likewise.
* real.c (round_for_format): Likewise.
* recog.c (asm_operand_ok): Likewise.
* reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
* reload1.c (set_label_offsets): Likewise.
(eliminate_regs_1): Likewise.
(reload_reg_reaches_end_p): Likewise.
* rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
(rtx_cost): Likewise.
* sched-rgn.c (is_exception_free): Likewise.
* simplify-rtx.c (simplify_rtx): Adjust fall through comment.
* stor-layout.c (int_mode_for_mode): Likewise.
* toplev.c (print_to_asm_out_file): Likewise.
(print_to_stderr): Likewise.
* tree-cfg.c (gimple_verify_flow_info): Likewise.
* tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
(chrec_fold_multiply): Likewise.
(evolution_function_is_invariant_rec_p): Likewise.
(for_each_scev_op): Likewise.
* tree-data-ref.c (siv_subscript_p): Likewise.
(get_references_in_stmt): Likewise.
* tree.c (find_placeholder_in_expr): Adjust fall through comment.
(substitute_in_expr): Likewise.
(type_cache_hasher::equal): Likewise.
(walk_type_fields): Likewise.
* var-tracking.c (adjust_mems): Add FALLTHRU.
(set_dv_changed): Adjust fall through comment.
* varasm.c (default_function_section): Add FALLTHRU.
2016-08-12 Marek Polacek <polacek@redhat.com>
PR c/7652
* tree-complex.c (expand_complex_division): Add missing break.
2016-08-12 Richard Biener <rguenther@suse.de>
* passes.c (execute_todo): Do not push/pop TV_TODO.
(execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
(execute_one_pass): Likewise.
* common.opt (ftime-report-details): New switch.
* doc/invoke.texi (ftime-report-details): Document.
* timevar.h (timer::print_row): Adjust signature.
(timer::all_zero): New static helper.
(timer::child_map_t): New typedef.
(timer::time_var_def): Add children field.
* timevar.c (timer::named_items::print): Adjust.
(timer::~timer): Free timevar recorded children.
(timer::pop_internal): When -ftime-report-details record
time spent in sub-timevars.
(timer::print_row): Adjust.
(timer::print): Print sub-timevar stats, use all_zero.
* timevar.def (TV_TODO): Remove.
2016-08-12 Richard Biener <rguenther@suse.de>
PR tree-optimization/72851
* tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
worklists to use bitmaps indexed in execution order.
(executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
(cfg_blocks): Make a bitmap.
(bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
New globals.
(cfg_blocks_empty_p): Adjust.
(cfg_blocks_add): Likewise.
(cfg_blocks_get): Likewise.
(add_ssa_edge): Likewise.
(add_control_edge): Likewise.
(simulate_stmt): Likewise.
(process_ssa_edge_worklist): Likewise.
(simulate_block): Likewise.
(ssa_prop_init): Compute PRE order and stmt UIDs.
(ssa_prop_fini): Adjust.
(ssa_propagate): Adjust.
2016-08-12 Richard Biener <rguenther@suse.de>
* tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
the currently executable edges have fixed ranges. Always
go through update_value_range.
2016-08-12 Alexandre Oliva <aoliva@redhat.com>
PR debug/63240
* langhooks-def.h
(LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
(LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
(LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
(LANG_HOOKS_DECLS): Add it.
* langhooks.h (struct lang_hooks_for_decls): Add
function_decl_defaulted. Const_tree-ify
function_decl_explicit_p and function_decl_deleted_p.
* dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
also at strict DWARF v5.
PR debug/55641
* dwarf2out.c (decl_quals): Don't map TREE_READONLY to
TYPE_QUAL_CONST in reference-typed decls.
PR debug/49366
* dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
in DW_OP_pieces, just enough to handle pointers to member
functions.
(gen_remaining_tmpl_value_param_die_attribute): Use a location
expression on DWARFv5 if a constant value doesn't work.
2016-08-11 David Malcolm <dmalcolm@redhat.com>
* selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
* selftest.c (selftest::test_assertions): New function.
(selftest::selftest_c_tests): New function.
* selftest.h (selftest::selftest_c_tests): New declaration.
2016-08-11 Richard Biener <rguenther@suse.de>
Bill Schmidt <wschmidt@linux.vnet.ibm.com>
PR rtl-optimization/72855
* df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
PR target/72863
* vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
(vsx_store_<mode>): Likewise.
2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
TImode CONST_WIDE_INT store.
(timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
mode if unaligned SSE load and store are optimal.
2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
PR tree-optimization/71083
* tree-predcom.c (ref_at_iteration): Correctly align the
reference type.
2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
* config/s390/s390-builtin-types.def: Add INT128 types.
* config/s390/s390-builtins.def: Add INT128 variants for the add
sub low-level builtins dealing with TImode.
* config/s390/s390.c (s390_expand_builtin): Allow mode conversions
via subreg when expanding a builtin.
* config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
Fix comment.
* config/s390/vecintrin.h: Adjust builtin names accordingly.
* config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
("vec_addc<mode>", "vec_addc_u128"): Merge to
"vacc<bhfgq>_<mode>".
("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
("vec_subc<mode>", "vec_subc_u128"): Merge to
"vscbi<bhfgq>_<mode>".
("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
* config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
2016-08-11 Bin Cheng <bin.cheng@arm.com>
* config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
unused declaration.
(vcond<v_cmp_mixed><mode>): Ditto.
(vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
2016-08-11 Bin Cheng <bin.cheng@arm.com>
* config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
variable explicitly, also assert on it before use.
2016-08-11 Richard Biener <rguenther@suse.de>
PR tree-optimization/72772
* cfgloopmanip.c (create_preheader): Use split_edge if there
is a single loop entry, avoiding degenerate PHIs.
2016-08-11 Richard Biener <rguenther@suse.de>
* tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
unconditional TODO_cleanup_cfg.
(pass_thread_jumps::execute): Initialize loops, perform a CFG
cleanup only if we threaded a jump.
2016-08-11 Alan Modra <amodra@gmail.com>
PR target/71680
* lra-constraints.c (simplify_operand_subreg): Allow subreg
mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
slow. Emit two reloads for slow mem case, first loading in
fast innermode, then converting to required mode.
2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
* config/rs6000/altivec.h (vec_extract_exp): New macro.
(vec_extract_sig): New macro.
(vec_insert_exp): New macro.
(vec_test_data_class): New macro.
(scalar_extract_exp): New macro.
(scalar_extract_sig): New macro.
(scalar_insert_exp): New macro.
(scalar_test_data_class): New macro.
(scalar_test_neg): New macro.
(scalar_cmp_exp_gt): New macro.
(scalar_cmp_exp_lt): New macro.
(scalar_cmp_exp_eq): New macro.
(scalar_cmp_exp_unordered): New macro.
* config/rs6000/predicates.md (u7bit_cint_operand): New predicate
to enforce constraint that operand is a 7-bit unsigned literal.
* config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
for power9 built-ins.
(BU_P9V_VSX_2): Likewise.
(BU_P9V_64BIT_VSX_2): Likewise.
(VSEEDP): Add scalar extract exponent support.
(VSEESP): Add scalar extract signature support.
(VSTDCNDP): Add scalar test negative support.
(VSTDCNSP): Likewise.
(VSIEDP): Add scalar insert exponent support.
(VSCEDPGT): Add scalar compare exponent greater than support.
(VSCEDPLT): Add scalar compare exponent less than support.
(VSCEDPEQ): Add scalar compare exponent test-for-equality support.
(VSCEDPUO): Add scalar compare exponent test-for-unordered support.
(VSTDCDP): Add scalar test data class support.
(VSTDCSP): Likewise.
(VSEEDP): Add overload support for scalar extract exponent
operation.
(VSESDP): Add overload support for scalar extract signature
operation.
(VSTDCN): Add overload support for scalar test negative
operation.
(VSTDCNDP): Add overload support for scalar test negative
operation.
(VSTDCNSP): Add overload support for scalar test negative
operation.
(VSIEDP): Add overload support for scalar insert exponent
operation.
(VSTDC): Add overload support for scalar test data class
operation.
(VSTDCDP): Add overload support for scalar test data class
operation.
(VSTDCSP): Add overload support for scalar test data class
opreation.
(VSCEDPGT): Add overload support for scalar compare exponent
greater than operation.
(VSCEDPLT): Add overload support for scalar compare exponent
less than operation.
(VSCEDPEQ): Add overload support for scalar compare exponent
test-for-equality operation.
(VSCEDPUO): Add overload support for scalar compare exponent
test-for-unordered operation.
(VEEDP): Add vector extract exponent support.
(VEESP): Likewise.
(VESDP): Add vector extract significand support.
(VESSP): Likewise.
(VIEDP): Add vector insert exponent support.
(VIESP): Likewise.
(VTDCDP): Add vector test data class support.
(VTDCSP): Likewise.
(VES): Add overload support for vector extract significand operation.
(VESDP): Likewise.
(VESSP): Likewise
(VEE): Add overload support for vector extract exponent operation.
(VEEDP): Likewise.
(VEESP): Likewise.
(VTDC): Add overload support for vector test data class operation.
(VTDCDP): Likewise.
(VTDCSP): Likewise.
(VIE): Add overload support for vector insert exponent operation.
(VIEDP): Likewise.
(VIESP): Likewise.
* config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
overloaded binary floating point functions.
(altivec_resolve_overloaded_builtin): Improve error messages to
distinguish between functions not supported in the current
compiler configuration and functions that were invoked with an
invalid parameter combination, and include the built-in function
name in both error messages.
* config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
New prototype.
* config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
function.
(rs6000_expand_binop_builtin): Add check to enforce that argument
2 of the test data class operations is a 7-bit unsigned literal.
(rs6000_invalid_builtin): Add code to issue an error message if a
built-in function that requires the power9_vector and -m32
command-line options is compiled without these options.
* config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
(UNSPEC_VSX_SXSIGDP): New value.
(UNSPEC_VSX_SXSIGPDP): New value.
(UNSPEC_VSX_SIEXPDP): New value.
(UNSPEC_VSX_SCMPEXPDP): New value.
(UNSPEC_VSX_STSTDC): New value.
(UNSPEC_VSX_VXEXP): New value.
(UNSPEC_VSX_VXSIG): New value.
(UNSPEC_VSX_VIEXP): New value.
(UNSPEC_VSX_VTSTDC): New value.
(xsxexpdp): New insn for scalar extract exponent.
(xsxsigdp): New insn for scalar extract significand.
(xsiexpdp): New insn for scalar insert exponent.
(xscmpexpdp_<code>): New expansion for scalar compare exponents.
(*xscmpexpdp): New insn for scalar compare exponents.
(xststdc<Fvsx): New expansion for both single- and
double-precision scalar test data class operations.
(xststdcneg<Fvsx>): New expansion for both single- and
double-precision scalar test for negative value operations.
(*xststdc<Fvsx>): New insn for scalar test data class
operation.
(xvxexp<VSs>): New insn for single- and double-precision
vector extract exponent operation.
(xvxsig<VSs>): New insn for single- and double-precision
vector extract significand operation.
(xviexp<VSs>): New insn for single- and double-precision
vector insert exponent operation.
(xvtstdc<VSs>): New insn for single- and double-precision
vector test data class operation.
* doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
built-in functions to represent the Power9 binary floating-point
support instructions.
2016-08-10 bin cheng <bin.cheng@arm.com>
* doc/sourcebuild.texi (@item vect_cond_mixed): New item.
2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
Renlin Li <renlin.li@arm.com>
Bin Cheng <bin.cheng@arm.com>
* config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
* config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
(aarch64_vcond_internal<mode><mode>): Delete pattern.
(aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
(vcond<v_cmp_result><mode>): Ditto.
(vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
(vcondu<mode><mode>): Ditto.
(vcond<v_cmp_mixed><mode>): New pattern.
(vcondu<mode><v_cmp_mixed>): New pattern.
(aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
of aarch64_vcond_internal.
2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
Renlin Li <renlin.li@arm.com>
Bin Cheng <bin.cheng@arm.com>
* config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
(vec_cmp<mode><v_cmp_result>): New pattern.
(vec_cmpu<mode><mode>): New pattern.
(vcond_mask_<mode><v_cmp_result>): New pattern.
2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
PR tree-optimization/71734
* tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
REF_LOOP, invoke ref_indep_loop_p_1.
(outermost_indep_loop): Pass LOOP argumnet where REF was defined
to ref_indep_loop_p.
(ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
is inside LOOP, do not cache dpendence value for loops with
non-zero SAFELEN.
(ref_indep_loop_p_2): Delete function.
(can_sm_ref_p): Pass LOOP as additional argument to
ref_indep_loop_p.
2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
PR target/72853
* config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
being an offsettable address.
2016-08-10 Martin Liska <mliska@suse.cz>
PR gcov-profile/58306
* tree-profile.c (gimple_init_edge_profiler): Create conditionally
atomic variants of profile update functions.
2016-08-10 Martin Liska <mliska@suse.cz>
Cherry picked (and modified) from google-4_7 branch
2012-12-26 Rong Xu <xur@google.com>
* common.opt (fprofile-update): Add new flag.
* coretypes.h: Define enum profile_update.
* doc/invoke.texi: Document -fprofile-update.
* gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
* tree-profile.c (gimple_init_edge_profiler): Generate
also atomic profiler update.
(gimple_gen_edge_profiler): Likewise.
2016-08-10 David Malcolm <dmalcolm@redhat.com>
* toplev.c (finalize): Set aux_info_file, asm_out_file, and
stack_usage_file to NULL after fclose calls.
2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
PR target/71873
* reload.c (push_reload): Compute subreg_in_class for
subregs of constants and plus expressions. Remove special
handling of SYMBOL_REFs.
2016-08-10 Alan Modra <amodra@gmail.com>
PR target/71680
* config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
SImode for TARGET_E500_DOUBLE when given SImode.
2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
* config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
unused variable __O.
2016-08-09 Martin Liska <mliska@suse.cz>
* doc/gcov.texi: Change _gcov_dump to __gcov_dump and
_gcov_reset to __gcov_reset.
* doc/gcov-tool.texi: Fix typo.
2016-08-09 Martin Liska <mliska@suse.cz>
* value-prof.c (gimple_divmod_values_to_profile): Do not
instrument MOD histogram if a value is not a SSA name.
2016-08-09 Martin Liska <mliska@suse.cz>
* value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
values.
2016-08-09 Renlin Li <renlin.li@arm.com>
PR middle-end/64971
* calls.c (prepare_call_address): Convert funexp to Pmode when
necessary.
* config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
(sibcall_value): Likewise.
2016-08-09 Marek Polacek <polacek@redhat.com>
PR c/7652
* cselib.c (cselib_expand_value_rtx_1): Add return.
* gengtype.c (dbgprint_count_type_at): Likewise.
* hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
* reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
2016-08-09 Martin Jambor <mjambor@suse.cz>
PR ipa/71981
* ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
if instance is a MEM_REF.
2016-08-09 Uros Bizjak <ubizjak@gmail.com>
PR target/72843
* config/i386/i386.md (*movtf_internal): Use
lra_in_progress || reload_completed instead of !can_create_pseudo_p
in the insn constraint.
(*movxf_internal): Ditto.
(*movdf_internal): Ditto.
(*movsf_internal): Ditto.
2016-08-09 Bin Cheng <bin.cheng@arm.com>
PR tree-optimization/72772
* tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
for expanded base.
2016-08-09 Bin Cheng <bin.cheng@arm.com>
PR tree-optimization/72772
* tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
parameter STOP.
* tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
parameter STOP and update calls. Move expand_simple_operations
function call from here...
(simplify_using_initial_conditions): ...to here. Delete parameter
STOP.
(tree_simplify_using_condition): Delete parameter STOP.
* tree-scalar-evolution.c (simple_iv_with_niters): Update call to
simplify_using_initial_conditions.
2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
PR c/65345
* config/mips/mips.c (mips_atomic_assign_expand_fenv):
Use create_tmp_var_raw instead of create_tmp_var.
2016-08-09 Richard Biener <rguenther@suse.de>
* tree-ssa-threadbackward.c (profitable_jump_thread_path):
Treat same SSA names related.
2016-08-09 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/72824
* tree-loop-distribution.c (const_with_all_bytes_same): Verify
real_zerop is not negative.
2016-08-09 Richard Biener <rguenther@suse.de>
PR tree-optimization/71802
* tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
all merge opportunities with the predecessor.
2016-08-09 Richard Biener <rguenther@suse.de>
PR ipa/68273
* ipa-prop.c (ipa_modify_formal_parameters): Build
parameter types with natural alignment also for the
over-aligned case.
2016-08-08 Andi Kleen <ak@linux.intel.com>
* tree-vrp.c (get_single_symbol): Always initialize inv and neg.
2016-08-08 David Malcolm <dmalcolm@redhat.com>
PR c/64955
* langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
do-nothing langhook.
(LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
* langhooks.h (struct lang_hooks): Add run_lang_selftests.
* selftest-run-tests.c: Include "tree.h" and "langhooks.h".
(selftest::run_tests): Call lang_hooks.run_lang_selftests.
2016-08-08 David Malcolm <dmalcolm@redhat.com>
PR bootstrap/72844
* input.c: Ensure that HAVE_ICONV is defined.
2016-08-08 Jakub Jelinek <jakub@redhat.com>
PR middle-end/72781
* omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
private vars for lastprivate and for linear iterator.
PR middle-end/68762
* omp-simd-clone.c: Include varasm.h.
(simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
update function name.
2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
* config/avr/driver-avr.c (specfiles_doc_url): Remove.
(avr_diagnose_devicespecs_error): Remove.
(avr_devicespecs_file): Remove composing absolute path for specfile
and its verbose info. Remove conditions to check specs-file,
2016-08-08 Jakub Jelinek <jakub@redhat.com>
PR rtl-optimization/72821
* lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
just return false for them.
2016-08-08 Alan Modra <amodra@gmail.com>
PR target/72771
* config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
toc refs created during reload. Update function comment.
2016-08-08 Alan Modra <amodra@gmail.com>
PR target/72802
* config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
alternatives. Put loads first, then stores, and reg/reg moves
within same class later. Delete attr length.
2016-08-08 Alan Modra <amodra@gmail.com>
PR target/72802
* config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
(mem_operand_ds_form): New predicate.
* config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
* config/rs6000/constraints.md (wY): Use mem_operand_df_form.
* config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
* config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
(extendsfdf2_fpr): Replace o constraint with wY.
2016-08-07 Jan Hubicka <hubicka@ucw.cz>
* tree-ssa-threadbackward.c: Include tree-inline.h
(profitable_jump_thread_path): Use estimate_num_insns to estimate
size of copied block; for cold paths reduce duplication.
(find_jump_threads_backwards): Remove redundant tests.
(pass_thread_jumps::gate): Enable for -Os.
2016-08-07 Jakub Jelinek <jakub@redhat.com>
PR c/72816
* stor-layout.c (layout_decl): Fix up formatting.
(relayout_decl): Allow DECL to be FIELD_DECL.
2016-08-07 Alan Modra <amodra@gmail.com>
* config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
* data-streamer-in.c (streamer_read_wide_int): New.
(streamer_read_widest_int): Renamed function.
* data-streamer-out.c (streamer_write_wide_int): New
(streamer_write_widest_int): Renamed function.
* lto-streamer-in.c (streamer_read_wi): Renamed and moved to
data-stream-in.c.
(input_cfg): Call renamed function.
* lto-streamer-out.c (streamer_write_wi): Renamed and moved to
data-stream-out.c.
(output_cfg): Call renamed function.
* data-streamer.h: Add declarations.
2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
* tree-ssa-ccp.c (extend_mask): New param sgn.
Remove ORing with wi::mask.
(get_default_value): Adjust call to extend_mask to pass sign.
(evaluate_stmt): Likewise.
2016-08-06 Jakub Jelinek <jakub@redhat.com>
* gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
INT64_MAX.
2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
* match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
transform if operand's type is pointer to function or method.
2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
PR tree-optimization/18046
* tree-ssa-threadedge.c: Include cfganal.h.
(simplify_control_statement_condition): If simplifying a
GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
with the dominating ASSERT_EXPR before handing it off to VRP.
Mention that a CASE_LABEL_EXPR may be returned.
(thread_around_empty_blocks): Adjust to handle
simplify_control_statement_condition() returning a
CASE_LABEL_EXPR.
(thread_through_normal_block): Likewise.
* tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
a switch statement by trying to determine which case label
will be taken.
2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
PR rtl-optimization/69847
* lra-constraints.c (process_invariant_for_inheritance): Save
pattern instead of src.
(remove_inheritance_pseudos): Use the pattern. Add assert.
2016-08-05 David Malcolm <dmalcolm@redhat.com>
* input.c (string_concat::string_concat): New constructor.
(string_concat_db::string_concat_db): New constructor.
(string_concat_db::record_string_concatenation): New method.
(string_concat_db::get_string_concatenation): New method.
(string_concat_db::get_key_loc): New method.
(class auto_cpp_string_vec): New class.
(get_substring_ranges_for_loc): New function.
(get_source_range_for_substring): New function.
(get_num_source_ranges_for_substring): New function.
(class selftest::lexer_test_options): New class.
(struct selftest::lexer_test): New struct.
(class selftest::ebcdic_execution_charset): New class.
(selftest::ebcdic_execution_charset::s_singleton): New variable.
(selftest::lexer_test::lexer_test): New constructor.
(selftest::lexer_test::~lexer_test): New destructor.
(selftest::lexer_test::get_token): New method.
(selftest::assert_char_at_range): New function.
(ASSERT_CHAR_AT_RANGE): New macro.
(selftest::assert_num_substring_ranges): New function.
(ASSERT_NUM_SUBSTRING_RANGES): New macro.
(selftest::assert_has_no_substring_ranges): New function.
(ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
(selftest::test_lexer_string_locations_simple): New function.
(selftest::test_lexer_string_locations_ebcdic): New function.
(selftest::test_lexer_string_locations_hex): New function.
(selftest::test_lexer_string_locations_oct): New function.
(selftest::test_lexer_string_locations_letter_escape_1): New function.
(selftest::test_lexer_string_locations_letter_escape_2): New function.
(selftest::test_lexer_string_locations_ucn4): New function.
(selftest::test_lexer_string_locations_ucn8): New function.
(selftest::uint32_from_big_endian): New function.
(selftest::test_lexer_string_locations_wide_string): New function.
(selftest::uint16_from_big_endian): New function.
(selftest::test_lexer_string_locations_string16): New function.
(selftest::test_lexer_string_locations_string32): New function.
(selftest::test_lexer_string_locations_u8): New function.
(selftest::test_lexer_string_locations_utf8_source): New function.
(selftest::test_lexer_string_locations_concatenation_1): New
function.
(selftest::test_lexer_string_locations_concatenation_2): New
function.
(selftest::test_lexer_string_locations_concatenation_3): New
function.
(selftest::test_lexer_string_locations_macro): New function.
(selftest::test_lexer_string_locations_stringified_macro_argument):
New function.
(selftest::test_lexer_string_locations_non_string): New function.
(selftest::test_lexer_string_locations_long_line): New function.
(selftest::test_lexer_char_constants): New function.
(selftest::input_c_tests): Call the new test functions once per
case within the line_table test matrix.
* input.h (struct string_concat): New struct.
(struct location_hash): New struct.
(class string_concat_db): New class.
* substring-locations.h: New header.
2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
PR tree-optimization/72810
* tree-vrp.c (simplify_switch_using_ranges): Avoid changing
the type of the case labels when truncating.
2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
PR Target/72819
* config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
(aarch64_fp16_ptr_type_node): Likewise.
* config/aarch64/aarch64-simd-builtins.c
(aarch64_fp16_ptr_type_node): Define.
(aarch64_init_fp16_types): New, refactored out of...
(aarch64_init_builtins): ...here, update to call
aarch64_init_fp16_types.
* config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
HFmode.
(aapcs_vfp_sub_candidate): Likewise.
2016-08-05 Martin Liska <mliska@suse.cz>
Joshua Cranmer <Pidgeot18@gmail.com>
* gcov.c (line_t::has_block): New function.
(enum loop_type): New enum.
(handle_cycle): New function.
(unblock): Likewise.
(circuit): Likewise.
(get_cycles_count): Likewise.
(accumulate_line_counts): Use new loop detection algorithm.
2016-08-05 Martin Liska <mliska@suse.cz>
* gcov.c (output_intermediate_file): Rename
function_info::line_next to next_file_fn.
(process_file): Likewise.
(read_graph_file): Likewise.
(accumulate_line_counts): Likewise.
(output_lines): Likewise.
2016-08-05 Richard Biener <rguenther@suse.de>
* tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
restriction on threading to a loop header.
2016-08-05 Richard Biener <rguenther@suse.de>
* tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
* cfghooks.c (force_nonfallthru): If we ended up splitting a latch
adjust loop info accordingly.
2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
* tree-vrp.c (extract_range_basic): Check cfun->after_inlining
before folding call to __builtin_constant_p with parameters to false.
2016-08-05 Alan Modra <amodra@gmail.com>
* config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
code accidentally committed 2016-05-02 providing class when given
NO_REGS.
2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
* tree-vrp.c (simplify_switch_using_ranges): Try to truncate
the case label ranges that partially overlap with OP's value
range.
2016-08-04 Uros Bizjak <ubizjak@gmail.com>
PR target/72805
* config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
Cast builtin function result to __mmask16 instead of __mmask8.
(_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
(_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
(_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
2016-08-04 David Malcolm <dmalcolm@redhat.com>
* selftest.h (ASSERT_TRUE): Reimplement in terms of...
(ASSERT_TRUE_AT): New macro.
(ASSERT_FALSE): Reimplement in terms of...
(ASSERT_FALSE_AT): New macro.
(ASSERT_STREQ_AT): Fix typo in comment.
2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
* gimple.c (preprocess_case_label_vec_for_gimple): When the case
labels are exhaustive, designate the label with the widest
range to be the default label.
2016-08-04 Andrew Pinski <apinski@cavium.com>
* config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
(thunderx_tunings): Use thunderx_vector_cost instead of
generic_vector_cost.
2016-08-04 Martin Liska <mliska@suse.cz>
* gcov.c (main): Fix GNU coding style.
(output_intermediate_file): Likewise.
(process_file): Likewise.
(generate_results): Likewise.
(release_structures): Likewise.
(create_file_names): Likewise.
(find_source): Likewise.
(read_graph_file): Likewise.
(find_exception_blocks): Likewise.
(canonicalize_name): Likewise.
(make_gcov_file_name): Likewise.
(mangle_name): Likewise.
(accumulate_line_counts): Likewise.
(output_branch_count): Likewise.
(read_line): Likewise.
2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
PR rtl-optimization/71779
* emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
or if it was truncated.
PR rtl-optimization/70903
* cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
* tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
accessing SSA_NAME_PTR_INFO.
2016-08-04 Georg-Johann Lay <avr@gjlay.de>
PR 70677
* common/config/avr/avr-common.c (avr_option_optimization_table)
[OPT_LEVELS_ALL]: Turn off -fcaller-saves.
2016-08-04 Georg-Johann Lay <avr@gjlay.de>
PR 55181
* config/avr/avr.md: New pattern to work around do_store_flag
generating shift instructions for bit extractions.
2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
* tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
BITMAP_ALLOC.
(add_equivalence): Likewise.
(get_value_range): Allocate value range with vrp_value_range_pool.
(vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
(vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
* config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
the default for the rs6000 port.
2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
PR middle-end/71876
* calls.c (special_function_p): Remove special handling of
"setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
PR middle-end/72778
* lra-spills.c (regno_in_use_p): Check bb and regno modification.
Don't stop on regular insns.
2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
* config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
size to DImode boundary.
(nvptx_propagate): Likewise.
2016-08-03 Alan Modra <amodra@gmail.com>
* config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
* config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
from -mefficient-unaligned-vector. Note that this affects fp too.
2016-08-03 Alan Modra <amodra@gmail.com>
* config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
cost more.
2016-08-03 Alan Modra <amodra@gmail.com>
* config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
to a reg. Localize vars.
2016-08-03 Alan Modra <amodra@gmail.com>
* config/rs6000/rs6000.opt: Remove negatives from help strings
and comments.
2016-08-03 Alan Modra <amodra@gmail.com>
* config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
Delete duplicated code.
2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
PR middle-end/72778
* lra-spills.c (regno_in_use_p): New.
(lra_final_code_change): Use it.
2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
PR rtl-optimization/69847
* lra-int.h (struct lra-reg): Use restore_rtx instead of
restore_regno.
(lra_rtx_hash): New.
* lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
of restore_regno.
(lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
* lra-remat.c (rtx_hash): Rename and Move to lra.c.
* lra-spills.c (lra_final_code_change): Don't delete insn when the
next insn is USE with the same reg as the current insn source.
* lra-constraints.c (curr_insn_transform): Use restore_rtx instead
of restore_regno.
(lra_constraints_init): Call initiate_invariants.
(lra_constraints_finish): Call finish_invariants.
(struct invariant, invariant_t, invariant_ptr_t): New.
(const_invariant_ptr_t, invariants, invariants_pool): New.
(invariant_table, invariant_hash, invariant_eq_p): New.
(insert_invariant, initiate_invariants, finish_invariants): New.
(clear_invariants, invalid_invariant_regs): New.
(inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
instead of restore_regno.
(invariant_p, process_invariant_for_inheritance): New.
(inherit_in_ebb): Implement invariant inheritance.
(lra_inheritance): Initialize and finalize invalid_invariant_regs.
(remove_inheritance_pseudos): Implement undoing invariant
inheritance.
(undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
instead of restore_regno.
* lra-assigns.c (regno_live_length): New.
(reload_pseudo_compare_func): Use regno_live_length.
(assign_by_spills): Use restore_rtx instead of restore_regno.
(lra_assign): Ditto. Initiate regno_live_length.
2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
* config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
__builtin_aarch64_fmindf.
2016-08-02 Bin Cheng <bin.cheng@arm.com>
PR tree-optimization/34114
* tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
information for more control IVs.
2016-08-02 Bin Cheng <bin.cheng@arm.com>
PR tree-optimization/34114
* fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
PLUS_EXPR case. Handle SSA_NAME case.
2016-08-02 Tamar Christina <tamar.christina@arm.com>
* config/aarch64/aarch64-simd-builtins.def
(__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
(__builtin_aarch64_fmaxdf): Likewise.
(__builtin_aarch64_smin_nandf): Likewise.
(__builtin_aarch64_smax_nandf): Likewise.
* config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
* config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
(<fmaxmin><mode>3): ...this.
* config/aarch64/arm_neon.h (vmaxnm_f64): New.
(vminnm_f64): Likewise.
(vmin_f64): Likewise.
(vmax_f64): Likewise.
* config/aarch64/iterators.md (FMAXMIN): Merge with...
(FMAXMIN_UNS): ...this.
(fmaxmin): Merged with
(fmaxmin_op): ...this...
(maxmin_uns_op): ...in to this.
2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
* config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
Add support for vec_extract on vector float, vector int, vector
short, and vector char vector types.
* config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
vector float, vector int, vector short, and vector char
optimizations on 64-bit ISA 2.07 systems for both constant and
variable element numbers.
(rs6000_split_vec_extract_var): Likewise.
* config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
Altivec registers on ISA 2.07 and above.
(vsx_extract_v4sf): Delete alternative that hard coded element 0,
which never was matched due to the split occuring before register
allocation (and the code would not have worked on little endian
systems if it did match). Allow extracts to go to the Altivec
registers if ISA 2.07 (power8). Change from using "" around the
C++ code to using {}'s.
(vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
vec_extracts when the vector is in memory.
(vsx_extract_v4sf_var): New insn to optimize vector float
vec_extracts when the element number is variable on 64-bit ISA
2.07 systems.
(vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
for 64-bit ISA 2.07 as well as ISA 3.0.
(vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
(vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
(vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
optimize vector int, vector short, and vector char vec_extracts
when the vector is in memory.
(vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
optimize vector int, vector short, and vector char vec_extracts
when the element number is variable.
2016-08-01 Georg-Johann Lay <avr@gjlay.de>
PR target/71948
* config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
does not overlap with other symbol flags.
2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
* config/aarch64/aarch64.h (aarch64_frame):
Remove padding0 and hardfp_offset. Add locals_offset,
initial_adjust, callee_adjust, callee_offset and final_adjust.
* config/aarch64/aarch64.c (aarch64_layout_frame):
Remove unused padding0 and hardfp_offset initializations.
Choose frame layout and set frame variables accordingly.
Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
(aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
(aarch64_pop_regs): Likewise.
(aarch64_expand_prologue): Remove all decision code, just emit
prolog according to frame variables.
(aarch64_expand_epilogue): Remove all decision code, just emit
epilog according to frame variables.
(aarch64_initial_elimination_offset): Use offset to local/arg area.
2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
PR target/72748
* config/i386/i386.c (timode_scalar_chain::convert_insn): Call
fix_debug_reg_uses after changing source register mode to
V1TImode if source register is undefined.
2015-08-01 Alan Hayward <alan.hayward@arm.com>
PR tree-optimization/71818
* tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
with non invariant evolutions
2016-08-01 Georg-Johann Lay <avr@gjlay.de>
PR target/72767
* config/avr/avr.md (length) [branch]: Correct insn length
attribute for forward branches.
2016-08-01 Georg-Johann Lay <avr@gjlay.de>
* doc/extend.texi (AVR Built-in Functions): Document
__builtin_avr_nops.
* config/avr/builtins.def (NOPS): New.
* config/avr/avr.c (avr_expand_nops): New static function.
(avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
addresses.
2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
* config/aarch64/aarch64.c (vulcan_tunings): Update
vulcan L1 cache_line_size.
2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
* config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
function that takes a vector memory address, a hard register, an
element number and a temporary base register, and recreates an
address that points to the appropriate element within the vector.
* config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
(rs6000_split_vec_extract_var): Add support for the target of a
vec_extract with variable element number being a scalar memory
location.
(rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
swappable.
* config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
vsx_extract_<mode>_load insn with a new insn that optimizes
storing either element to a memory location, using scratch
registers to pick apart the vector and reconstruct the address.
(vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
(vsx_extract_<mode>_store): Rework alternatives to more correctly
support Altivec registers. Add support for ISA 3.0 Altivec d-form
store instruction.
(vsx_extract_<mode>_var): Add support for extracting a variable
element number from memory.
2016-07-29 Georg-Johann Lay <avr@gjlay.de>
* config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
when testing for compares against constants of the form 0xabab.
2016-07-29 Bin Cheng <bin.cheng@arm.com>
PR tree-optimization/57558
* tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
function.
(vect_loop_versioning): Support versioning with niter assumptions.
* tree-vect-loop.c (tree-ssa-loop.h): Include header file.
(vect_get_loop_niters): New parameter. Reimplement to support
assumptions in loop niter info.
(vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
(new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
(vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
Support loop versioning for niters.
* tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
(vect_free_loop_info_assumptions): New function.
(vectorize_loops): Free loop niter info for loops with flag
LOOP_F_ASSUMPTIONS set if vectorization failed.
* tree-vectorizer.h (struct _loop_vec_info): New field
num_iters_assumptions.
(LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
(LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
(LOOP_REQUIRES_VERSIONING): New macro.
(vect_free_loop_info_assumptions): New decl.
2016-07-29 Bin Cheng <bin.cheng@arm.com>
* cfgloop.h (struct loop): New field constraints.
(LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
(loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
functions.
* cfgloop.c (alloc_loop): Initialize new field.
* cfgloopmanip.c (copy_loop_info): Copy constraints.
* tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
Adjust niter analysis wrto loop constraints.
* doc/loop.texi (@node Number of iterations): Add description for loop
constraints.
2016-07-29 Marek Polacek <polacek@redhat.com>
PR c/7652
* config/i386/i386.c (ix86_expand_args_builtin): Add break.
(ix86_expand_round_builtin): Likewise.
2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
Georg-Johann Lay <avr@gjlay.de>
PR rtl-optimization/71976
* combine.c (get_last_value): Return 0 if the argument for which
the function is called has a wider mode than the recorded value.
2016-07-29 Marek Polacek <polacek@redhat.com>
PR c/7652
* config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
(altivec_expand_st_builtin): Likewise.
2016-07-29 Georg-Johann Lay <avr@gjlay.de>
* config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
introduced in r238381.
2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
PR middle-end/68217
* tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
& sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
* config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
New declaration.
* config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
Add support for vec_extract of vector double or vector long having
a variable element number on 64-bit ISA 2.07 systems or newer.
* config/rs6000/rs6000.c (rs6000_expand_vector_extract):
Likewise.
(rs6000_split_vec_extract_var): New function to split a
vec_extract built-in function with variable element number.
(rtx_is_swappable_p): Variable vec_extracts and shifts are not
swappable.
* config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
(UNSPEC_VSX_EXTRACT): Likewise.
(vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
direct move instructions to be generated on 64-bit ISA 2.07
systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
instruction.
(vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
arguments for vec_extract variable element.
(vsx_extract_<mode>_var, VSX_D iterator): New insn to support
vec_extract with variable element on V2DFmode and V2DImode
vectors.
* config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
-mupper-regs-df requirement, since it isn't needed.
(TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
do direct moves on 64-bit systems, which allows optimization of
vec_extract on 64-bit ISA 2.07 systems and newer.
2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
* config/aarch64/aarch64.md
(zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
statement and type.
(<optab>qihi2_aarch64): Likewise, and split into two.
(extendqihi2_aarch64): New.
(zero_extendqihi2_aarch64): New.
* config/aarch64/iterators.md (ldrxt): Remove.
* config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
uxtb/uxth.
2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
* config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
* config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
(aarch64_push_reg): New function to push 1 or 2 registers.
(aarch64_pop_reg): New function to pop 1 or 2 registers.
(aarch64_expand_prologue): Use aarch64_push_regs.
(aarch64_expand_epilogue): Use aarch64_pop_regs.
2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
PR tree-optimization/71734
* tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
attribute instead of REF_LOOP and use it.
(ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
set it for Loops having non-zero safelen attribute.
(ref_indep_loop_p): Pass zero as initial value for safelen.
2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
PR middle-end/72657
PR target/72683
* tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
call using chkp_gimple_call_builtin_p.
(chkp_copy_bounds_for_assign): Likewise.
2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* config/alpha/alpha.c (alpha_adjust_cost): Adjust.
* config/arm/arm-protos.h (struct tune_params): Likewise.
* config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
(cortex_a9_sched_adjust_cost): Likewise.
(fa726te_sched_adjust_cost): Likewise.
(arm_adjust_cost): Likewise.
* config/bfin/bfin.c (bfin_adjust_cost): Likewise.
* config/c6x/c6x.c (c6x_adjust_cost): Likewise.
* config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
* config/i386/i386.c (ix86_adjust_cost): Likewise.
* config/ia64/ia64.c: Likewise.
* config/m68k/m68k.c: Likewise.
* config/mep/mep.c (mep_adjust_cost): Likewise.
* config/microblaze/microblaze.c (microblaze_adjust_cost):
* Likewise.
* config/mips/mips.c (mips_adjust_cost): Likewise.
* config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
* Likewise.
* config/pa/pa.c (pa_adjust_cost): Likewise.
* config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
(rs6000_debug_adjust_cost): Likewise.
* config/sh/sh.c (sh_adjust_cost): Likewise.
* config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
(hypersparc_adjust_cost): Likewise.
(sparc_adjust_cost): Likewise.
* config/spu/spu.c (spu_sched_adjust_cost): Likewise.
* config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
* config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
* Likewise.
* config/visium/visium.c (visium_adjust_cost): Likewise.
* doc/tm.texi: Regenerate.
* haifa-sched.c (dep_cost_1): Adjust.
* target.def: Merge adjust_cost and adjust_cost_2.
2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* haifa-sched.c (add_to_speculative_block): Make twins a vector.
2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* store-motion.c (struct st_expr): Make pattern_regs a vector.
(extract_mentioned_regs): Append to a vector instead of
returning a rtx_expr_list.
(st_expr_entry): Adjust.
(free_st_expr_entry): Likewise.
(store_ops_ok): Likewise.
(store_killed_in_insn): Likewise.
(find_moveable_store): Likewise.
2016-07-28 Martin Liska <mliska@suse.cz>
PR gcov-profile/68025
* tree-profile.c (tree_profiling): Respect
no_profile_instrument_function attribute.
* doc/extend.texi: Document no_profile_instrument_function
attribute.
2016-07-28 Martin Liska <mliska@suse.cz>
PR rtl-optimization/70944
* combine.c (make_compound_operation):
Do not allow make_compound_operation for vector mode
2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
PR middle-end/71994
* tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
before calling get_ops.
2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
* defaults.h (LOG2_BITS_PER_UNIT): Move from here...
* tree.h (LOG2_BITS_PER_UNIT): ...to here.
(BITS_PER_UNIT_LOG): Remove.
(int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
* expr.c (expand_assignment): Likewise.
* stor-layout.c (initialize_sizetypes): Likewise.
2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
* config/rs6000/vector.md (vec_extract<mode>): Change the calling
signature of rs6000_expand_vector_extract so that the element
number is a RTX instead of a constant integer.
* config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
Likewise.
* config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
(altivec_expand_vec_ext_builtin): Likewise.
* config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
* config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
MFVSRLD instruction.
2016-07-27 David Malcolm <dmalcolm@redhat.com>
* input.c (get_pure_location): Move here from tree.c.
(make_location): Likewise. Add header comment.
(selftest::test_accessing_ordinary_linemaps): Verify
pure_location_p, make_location, get_location_from_adhoc_loc and
get_range_from_loc.
* input.h (get_pure_location): Move declaration here from tree.h.
(get_finish): Likewise for inline function.
(make_location): Likewise for declaration.
* tree.c (get_pure_location): Move to input.c.
(make_location): Likewise.
* tree.h (get_pure_location): Move declaration to tree.h.
(get_finish): Likewise for inline function.
(make_location): Likewise for declaration.
2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
PR middle-end/71078
* match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
2016-07-27 David Malcolm <dmalcolm@redhat.com>
* system.h (STATIC_ASSERT): Use static_assert if building
with C++11 onwards.
2016-07-27 Richard Biener <rguenther@suse.de>
PR tree-optimization/72517
* tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
Revert change to not compute read-read dependences.
2016-07-27 Richard Biener <rguenther@suse.de>
* predict.c (set_even_probabilities): Make nedges unsigned.
2016-07-27 Martin Liska <mliska@suse.cz>
* predict.c (set_even_probabilities): Handle unlikely edges.
(combine_predictions_for_bb): Likewise.
2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
PR target/71869
* config/rs6000/rs6000.c (rs6000_generate_compare): Rework
__float128 support when we don't have hardware support, so that
the IEEE built-in functions like isgreater, first call __unordkf3
to make sure neither operand is a NaN, and if both operands are
ordered, do the normal comparison.
2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
* tree-vrp.c (dump_asserts_for): Print loc->expr instead of
name.
(extract_code_and_val_from_cond_with_ops): Verify that name is
either cond_op0 or cond_op1.
2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
PR tree-optimization/18046
* genmodes.c (emit_mode_size_inline): Emit an assert that
verifies that mode is a valid array index.
(emit_mode_nuinits_inline): Likewise.
(emit_mode_inner_inline): Likewise.
(emit_mode_unit_size_inline): Likewise.
(emit_mode_unit_precision_inline): Likewise.
* tree-vrp.c: Include params.h.
(find_switch_asserts): Register edge assertions for the default
label which correspond to the anti-ranges of each case label.
* params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
* doc/invoke.texi: Document it.
2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
* gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
and unnecessary call to gimple_bb.
2016-07-26 Richard Biener <rguenther@suse.de>
PR rtl-optimization/71984
* simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
for VOIDmode.
2016-07-26 Richard Biener <rguenther@suse.de>
PR middle-end/72517
* expmed.c (extract_bit_field_1): Constrain the vector mode
with element size matching the extraction mode size when
choosing a better vector mode to do the extraction from.
2016-07-26 Richard Biener <rguenther@suse.de>
Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
PR middle-end/70920
* match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
pattern.
2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* tree-ssa-structalias.c (struct scc_info): Change types of
members to auto_sbitmap and auto_vec.
(scc_info::scc_info): New constructor.
(scc_info::~scc_info): New destructor.
(init_scc_info): Remove.
(free_scc_info): Remove.
(find_indirect_cycles): Adjust.
(perform_var_substitution): Likewise.
(free_var_substitution_info): Likewise.
2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* tree-outof-ssa.c (struct elim_graph): Change type of members
to auto_vec and auto_sbitmap.
(elim_graph::elim_graph): New constructor.
(delete_elim_graph): Remove.
(expand_phi_nodes): Adjust.
2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* tree-outof-ssa.c (struct elim_graph): Remove typedef.
(new_elim_graph): Adjust.
(clear_elim_graph): Likewise.
(delete_elim_graph): Likewise.
(elim_graph_size): Likewise.
(elim_graph_add_node): Likewise.
(elim_graph_add_edge): Likewise.
(elim_graph_remove_succ_edge): Likewise.
(eliminate_name): Likewise.
(eliminate_build): Likewise.
(elim_forward): Likewise.
(elim_unvisited_predecessor): Likewise.
(elim_backward): Likewise.
(elim_create): Likewise.
(eliminate_phi): Likewise.
(expand_phi_nodes): Likewise.
2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* bt-load.c (compute_out): Use auto_sbitmap class.
(link_btr_uses): Likewise.
* cfganal.c (mark_dfs_back_edges): Likewise.
(post_order_compute): Likewise.
(inverted_post_order_compute): Likewise.
(pre_and_rev_post_order_compute_fn): Likewise.
(single_pred_before_succ_order): Likewise.
* cfgexpand.c (pass_expand::execute): Likewise.
* cfgloop.c (verify_loop_structure): Likewise.
* cfgloopmanip.c (fix_bb_placements): Likewise.
(remove_path): Likewise.
(update_dominators_in_loop): Likewise.
* cfgrtl.c (break_superblocks): Likewise.
* ddg.c (check_sccs): Likewise.
(create_ddg_all_sccs): Likewise.
* df-core.c (df_worklist_dataflow): Likewise.
* dse.c (dse_step3): Likewise.
* except.c (eh_region_outermost): Likewise.
* function.c (thread_prologue_and_epilogue_insns): Likewise.
* gcse.c (prune_expressions): Likewise.
(prune_insertions_deletions): Likewise.
* gimple-ssa-backprop.c (backprop::~backprop): Likewise.
* graph.c (draw_cfg_nodes_no_loops): Likewise.
* ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
* lcm.c (compute_earliest): Likewise.
(compute_farthest): Likewise.
* loop-unroll.c (unroll_loop_constant_iterations): Likewise.
(unroll_loop_runtime_iterations): Likewise.
(unroll_loop_stupid): Likewise.
* lower-subreg.c (decompose_multiword_subregs): Likewise.
* lra-lives.c: Likewise.
* lra.c (lra): Likewise.
* modulo-sched.c (schedule_reg_moves): Likewise.
(optimize_sc): Likewise.
(get_sched_window): Likewise.
(sms_schedule_by_order): Likewise.
(check_nodes_order): Likewise.
(order_nodes_of_sccs): Likewise.
(order_nodes_in_scc): Likewise.
* recog.c (split_all_insns): Likewise.
* regcprop.c (pass_cprop_hardreg::execute): Likewise.
* reload1.c (reload): Likewise.
* sched-rgn.c (haifa_find_rgns): Likewise.
(split_edges): Likewise.
(compute_trg_info): Likewise.
* sel-sched.c (init_seqno): Likewise.
* store-motion.c (remove_reachable_equiv_notes): Likewise.
* tree-into-ssa.c (update_ssa): Likewise.
* tree-ssa-live.c (live_worklist): Likewise.
* tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
* tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
* Likewise.
(try_peel_loop): Likewise.
* tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
* Likewise.
* tree-ssa-pre.c (compute_antic): Likewise.
* tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
* tree-stdarg.c (reachable_at_most_once): Likewise.
* tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
* var-tracking.c (vt_find_locations): Likewise.
2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* sbitmap.h (auto_sbitmap): New class.
2016-07-26 Alan Modra <amodra@gmail.com>
PR target/72103
* config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
sri->t_icode.
2016-07-25 David Malcolm <dmalcolm@redhat.com>
* input.c (selftest::temp_source_file::temp_source_file): Fix
missing "%s" in fprintf.
2016-07-25 John David Anglin <danglin@gcc.gnu.org>
PR middle-end/71732
* cselib.c (cselib_process_insn): Invalidate argument slots for
const/pure calls.
2016-07-25 Jiong Wang <jiong.wang@arm.com>
* config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
vmulxh_lane_f16, vmulxh_laneq_f16): New.
2016-07-25 Jiong Wang <jiong.wang@arm.com>
* config/aarch64/aarch64-simd-builtins.def: Register new builtins.
* config/aarch64/aarch64.md (fma, fnma): Support HF.
* config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
2016-07-25 Jiong Wang <jiong.wang@arm.com>
* config/aarch64/aarch64-simd-builtins.def: Register new builtins.
* config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
New.
(<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
(add<mode>3): Likewise.
(sub<mode>3): Likewise.
(mul<mode>3): Likewise.
(div<mode>3): Likewise.
(*div<mode>3): Likewise.
(<fmaxmin><mode>3): Extend to HF.
* config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
(fabd<mode>3): Likewise.
(<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
(<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
(aarch64_fmulx<mode>): Likewise.
(aarch64_fac<optab><mode>): Likewise.
(aarch64_frecps<mode>): Likewise.
(<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
(<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
* config/aarch64/iterators.md (VHSDF_SDF): Delete.
(VSDQ_HSDI): Support HI.
(fcvt_target, FCVT_TARGET): Likewise.
* config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
vrsqrtsh_f16): New.
2016-07-25 Jiong Wang <jiong.wang@arm.com>
* config.gcc (aarch64*-*-*): Install arm_fp16.h.
* config/aarch64/aarch64-builtins.c (hi_UP): New.
* config/aarch64/aarch64-simd-builtins.def: Register new builtins.
* config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
mode.
(aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
(aarch64_cm<optab><mode>): Likewise.
* config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
(l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
(fix_trunc<GPF:mode><GPI:mode>2): Likewise.
(sqrt<mode>2): Likewise.
(*sqrt<mode>2): Likewise.
(abs<mode>2): Likewise.
(<optab><mode>hf2): New pattern for HF mode.
(<optab>hihf2): Likewise.
* config/aarch64/arm_neon.h: Include arm_fp16.h.
* config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
(w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
Support HF mode.
* config/aarch64/arm_fp16.h: New file.
(vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
vsqrth_f16): New.
2016-07-25 Jiong Wang <jiong.wang@arm.com>
* config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
reduc_smin_scal_): Use VDQIF_F16.
(reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
* config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
Use VHSDF.
(aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
* config/aarch64/iterators.md (VDQIF_F16): New.
(vp): Support HF modes.
* config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
2016-07-25 Jiong Wang <jiong.wang@arm.com>
* config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
"*aarch64_mulx_elt_from_dup<mode>".
(*aarch64_mul3_elt<mode>): Update schedule type.
(*aarch64_mul3_elt_from_dup<mode>): Likewise.
(*aarch64_fma4_elt_from_dup<mode>): Likewise.
(*aarch64_fnma4_elt_from_dup<mode>): Likewise.
* config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
(f, fp): Support HF modes.
* config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
2016-07-25 Jiong Wang <jiong.wang@arm.com>
* config/aarch64/aarch64-simd-builtins.def: Register new builtins.
* config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
modes.
* config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
vfmsq_f16): New.
2016-07-25 Jiong Wang <jiong.wang@arm.com>
* config/aarch64/aarch64-simd-builtins.def: Register new builtins.
* config/aarch64/aarch64-simd.md
(aarch64_rsqrts<mode>): Extend to HF modes.
(fabd<mode>3): Likewise.
(<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
(<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
(aarch64_<maxmin_uns>p<mode>): Likewise.
(<su><maxmin><mode>3): Likewise.
(<maxmin_uns><mode>3): Likewise.
(<fmaxmin><mode>3): Likewise.
(aarch64_faddp<mode>): Likewise.
(aarch64_fmulx<mode>): Likewise.
(aarch64_frecps<mode>): Likewise.
(*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
(add<mode>3): Extend to HF modes.
(sub<mode>3): Likewise.
(mul<mode>3): Likewise.
(div<mode>3): Likewise.
(*div<mode>3): Likewise.
* config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
HF, V4HF and V8HF.
* config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
* config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
2016-07-25 Jiong Wang <jiong.wang@arm.com>
* config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
* config/aarch64/aarch64-simd-builtins.def: Register new builtins.
* config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
(neg<mode>2): Likewise.
(abs<mode>2): Likewise.
(<frint_pattern><mode>2): Likewise.
(l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
(<optab><VDQF:mode><fcvt_target>2): Likewise.
(<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
(ftrunc<VDQF:mode>2): Likewise.
(<optab><fcvt_target><VDQF:mode>2): Likewise.
(sqrt<mode>2): Likewise.
(*sqrt<mode>2): Likewise.
(aarch64_frecpe<mode>): Likewise.
(aarch64_cm<optab><mode>): Likewise.
* config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
HF, V4HF and V8HF.
* config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
(VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
(stype): New.
* config/aarch64/arm_neon.h (vdup_n_f16): New.
(vdupq_n_f16): Likewise.
(vld1_dup_f16): Use vdup_n_f16.
(vld1q_dup_f16): Use vdupq_n_f16.
(vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
vsqrt_f16, vsqrtq_f16): New.
2016-07-25 Jiong Wang <jiong.wang@arm.com>
* config/aarch64/aarch64-simd.md
(aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
(aarch64_ext<mode>): Likewise.
(aarch64_rev<REVERSE:rev_op><mode>): Likewise.
* config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
and V8HFmode.
* config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
float16x8_t.
(__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
__aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
New.
(vmov_n_f16): Reimplement using vdup_n_f16.
(vmovq_n_f16): Reimplement using vdupq_n_f16..
2016-07-25 Jiong Wang <jiong.wang@arm.com>
* config/aarch64/aarch64.c (aarch64_add_constant): New parameter
"frame_related_p". Generate CFA annotation when it's necessary.
(aarch64_expand_prologue): Use aarch64_add_constant.
(aarch64_expand_epilogue): Likewise.
(aarch64_output_mi_thunk): Pass "false" when calling
aarch64_add_constant.
2016-07-25 Jiong Wang <jiong.wang@arm.com>
* config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
sequences.
2016-07-25 Jiong Wang <jiong.wang@arm.com>
* config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
(aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
(aarch64_build_constant): Delete.
2016-07-25 Alexander Monakov <amonakov@ispras.ru>
Revert
2016-07-20 Alexander Monakov <amonakov@ispras.ru>
* config/nvptx/nvptx.c (nvptx_option_override): Do not set
flag_toplevel_reorder.
2016-07-25 Richard Biener <rguenther@suse.de>
* cgraph.c (cgraph_node::verify_node): Compare against builtin
by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
* tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
* tree-streamer.h (streamer_handle_as_builtin_p): Remove.
(streamer_get_builtin_tree): Likewise.
(streamer_write_builtin): Likewise.
* lto-streamer.h (LTO_builtin_decl): Remove.
* lto-streamer-in.c (lto_read_tree_1): Remove assert.
(lto_input_scc): Remove LTO_builtin_decl handling.
(lto_input_tree_1): Liekwise.
* lto-streamer-out.c (lto_output_tree_1): Remove special
handling of builtins.
(DFS::DFS): Likewise.
* tree-streamer-in.c (streamer_get_builtin_tree): Remove.
* tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
assert.
(streamer_write_builtin): Remove.
2016-07-25 Martin Liska <mliska@suse.cz>
* lto-cgraph.c (input_symtab): Don't call get_working_sets
if flag_auto_profile is set to true.
2016-07-25 Martin Liska <mliska@suse.cz>
PR gcov-profile/71868
* cfgloopanal.c (expected_loop_iterations_unbounded): When we
have a function with multiple latches, count them all.
2016-07-25 Martin Liska <mliska@suse.cz>
* tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
2016-07-25 Martin Liska <mliska@suse.cz>
PR tree-optimization/71987
* tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
just for SSA_NAMEs. Fix GNU coding style.
2016-07-25 Martin Liska <mliska@suse.cz>
PR gcov-profile/64874
* gcov-io.h: Update command about file format.
* gcov-iov.c (main): Adapt the numbering scheme.
2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
PR middle-end/66726
* tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
whose result is used in PHI.
(final_range_test_p): Likewise.
(maybe_optimize_range_tests): Likewise.
2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
* config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
Reformat two multi-line strings.
2016-07-22 Martin Sebor <msebor@redhat.com>
* doc/extend.texi (Compound Literals): Add '@' missed in last commit.
2016-07-22 Martin Sebor <msebor@redhat.com>
PR c/71560
* doc/extend.texi (Compound Literals): Correct and clarify.
(Cast to Union): Same.
2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
* config/rs6000/rs6000.c (rs6000_option_override_internal): Add
comments to explain why certain error messages make mention of
undocumented options.
(rs6000_invalid_builtin): Change error messages to replace mention
of undocumented options with mention of the -mcpu=power9 option
that enables those undocumented options.
* config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
(RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
definition of this macro to correct an existing error.
* config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
* doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
descriptions of built-in functions so that they depend on
-mcpu=power9 instead of on the corresponding undocumented flags.
* doc/invoke.texi (Option Summary): Remove all mention of newly
undocumented flags.
(IBM RS/6000 and PowerPC Options): Likewise.
* doc/md.texi (Constraints for Particuliar Machines): Remove all
mention of newly undocumented flags.
2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
* ipa-cp.c (determine_versionability): Do not create constprop clones,
when target_clones attribute is set.
2016-07-22 Bin Cheng <bin.cheng@arm.com>
* common.opt (funsafe-loop-optimizations): Mark ignore.
* doc/invoke.texi (funsafe-loop-optimizations): Remove.
* loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
related code.
* tree-ssa-loop-niter.c (finite_loop_p): Ditto.
* config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
2016-07-22 Bin Cheng <bin.cheng@arm.com>
* tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
Parameter.
* tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
Parameter.
(number_of_iterations_exit): Warn missed loop optimization for
possible infinite loops.
2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
PR target/71216
* config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
when to emit a ".machine" pseudo-op.
2016-07-22 Martin Liska <mliska@suse.cz>
PR gcov-profile/69028
PR gcov-profile/62047
* coverage.c (coverage_compute_lineno_checksum): Do not
calculate checksum for fns w/o xloc.file.
(coverage_compute_profile_id): Likewise.
2016-07-22 Georg-Johann Lay <avr@gjlay.de>
* config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
(avr_secondary_reload): ...and implementation.
(avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
* config/avr/avr.md (reload_in<mode>): Remove insns.
(adjust_len) [lpm]: Remove insn attribute value.
* config/avr/predicates.md (flash_operand): Remove insn predicate.
2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
PR middle-end/71876
* builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
attribute.
* builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
* calls.c (special_function_p): Remove the special handling of the
"__builtin_" prefix.
2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
PR middle-end/71876
* calls.c (gimple_maybe_alloca_call_p): New function. Return true
if STMT may be an alloca call.
(gimple_alloca_call_p, alloca_call_p): Return only true for the
builtin alloca call.
* calls.h (gimple_maybe_alloca_call_p): New function.
* tree-inline.c (inline_forbidden_p_stmt): Use
gimple_maybe_alloca_call_p here.
2016-07-21 David Malcolm <dmalcolm@redhat.com>
* spellcheck-tree.c (best_macro_match::best_macro_match):
Explictly specify the template arguments when invoking the base
class constructor, to help older C++ compilers.
2016-07-21 Jakub Jelinek <jakub@redhat.com>
PR sanitizer/71953
* asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
before builtin_decl_implicit.
2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
* optabs.c (emit_condiitonal_move): Short circuit for identical
sources.
2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
* ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
(noce_conversion_profitable_p): New.
(noce_try_store_flag_constants): Use it.
(noce_try_addcc): Likewise.
(noce_try_store_flag_mask): Likewise.
(noce_try_cmove): Likewise.
(noce_try_cmove_arith): Likewise.
(bb_valid_for_noce_process_p): Add to the cost parameter rather than
overwriting it.
(noce_convert_multiple_sets): Move cost model to here, from...
(bb_ok_for_noce_convert_multiple_sets) ...here.
(noce_process_if_block): Update calls for above changes.
(noce_find_if_block): Record new noce_if_info parameters.
2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
* target.def (max_noce_ifcvt_seq_cost): New.
* doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
* doc/tm.texi: Regenerate.
* targhooks.h (default_max_noce_ifcvt_seq_cost): New.
* targhooks.c (default_max_noce_ifcvt_seq_cost): New.
* params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
(PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
* doc/invoke.texi: Document new params.
2016-07-21 Richard Biener <rguenther@suse.de>
PR tree-optimization/71947
* tree-vrp.c (extract_range_from_assert): Singleton symbolic
ranges have useful limit_vr information.
2016-07-21 Richard Biener <rguenther@suse.de>
* function-tests.c (build_trivial_generic_function): Set
BLOCK_SUPERCONTEXT of DECL_INITIAL.
* omp-low.c (create_omp_child_function): Likewise.
(grid_expand_target_grid_body): Likewise.
* cgraphunit.c (init_lowered_empty_function): Likewise.
(cgraph_node::expand_thunk): Likewise.
* tree-parloops.c (create_loop_fn): Likewise.
* ipa.c (cgraph_build_static_cdtor_1): Likewise.
2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
* tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
in comment.
2016-07-21 Georg-Johann Lay <avr@gjlay.de>
* config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
(*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
(*insv.xor-extract, *insv.xor1-bit.0): New insns.
(adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
values for insn attribute.
* config/avr/avr.c (avr_out_insert_notbit): New function.
(avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
ADJUST_LEN_INSV_NOTBIT_0/_7.
* config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
2016-07-21 Bin Cheng <bin.cheng@arm.com>
* tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
(chrec_convert_1, chrec_convert): Ditto.
* tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
* tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
* tree-vrp.c (adjust_range_with_scev): Ditto.
* tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
(scev_var_range_cant_overflow): New function.
(scev_probably_wraps_p): New parameter. Call above function.
* tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
2016-07-21 Bin Cheng <bin.cheng@arm.com>
* tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
by removing computation of may_be_zero.
2016-07-21 Jakub Jelinek <jakub@redhat.com>
* tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
Improving concepts performance and diagnostics.
* timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
for constraint satisfaction and subsumption.
* timevar.h (auto_timevar): New constructor that matches the push/pop
pattern of usage in pt.c.
2016-07-20 Uros Bizjak <ubizjak@gmail.com>
* hwint.h (HOST_WIDE_INT_0): New define.
(HOST_WIDE_INT_0U): Ditto.
* double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
* dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
* simplify-rtx.c: Ditto.
* tree-object-size.c: Ditto.
2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
* config/s390/s390.c (s390_encode_section_info): Remove mode size
check.
2016-07-20 Uros Bizjak <ubizjak@gmail.com>
* cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
* combine.c: Use HOST_WIDE_INT_M1U instead of
~(unsigned HOST_WIDE_INT) 0.
* double-int.h: Ditto.
* dse.c: Ditto.
* dwarf2asm.c:Ditto.
* expmed.c: Ditto.
* genmodes.c: Ditto.
* match.pd: Ditto.
* read-rtl.c: Ditto.
* tree-ssa-loop-ivopts.c: Ditto.
* tree-ssa-loop-prefetch.c: Ditto.
* tree-vect-generic.c: Ditto.
* tree-vect-patterns.c: Ditto.
* tree.c: Ditto.
2016-07-20 Georg-Johann Lay <avr@gjlay.de>
* gcc/config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
constant addresses outside [0,0xc0] into a register.
(avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
cases where the base address register is unused after.
(avr_out_movhi_r_mr_reg_disp_tiny): Same.
(avr_out_movhi_mr_r_reg_disp_tiny): Same.
(avr_out_store_psi_reg_disp_tiny): Same.
2016-07-20 Georg-Johann Lay <avr@gjlay.de>
Implement attribute progmem on reduced Tiny cores by adding
flash offset 0x4000 to respective symbols.
PR target/71948
* doc/extend.texi (AVR Variable Attributes) [progmem]: Add
documentation how it works on reduced Tiny cores.
(AVR Named Address Spaces): No support for reduced Tiny.
* config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
(avr_address_tiny_pm_p): New static function.
(avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
if the address is in progmem.
(avr_assemble_integer): Same.
(avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
for symbol_ref in progmem.
* config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
* config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
* configure.ac (thin_archive_support): New variable. AC_SUBST it.
* configure: Regenerate.
* Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
(USE_THIN_ARCHIVES): New variable.
(libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
this archive as a thin archive.
2016-07-20 David Malcolm <dmalcolm@redhat.com>
* diagnostic-show-locus.c (diagnostic_show_locus): If this is the
same location as last time, don't skip if we have fix-it hints.
Clarify the skipping logic by converting it from one "if" clause
to repeated "if" clauses.
* spellcheck-tree.c: Include "cpplib.h".
(find_closest_macro_cpp_cb): Move here from c/c-decl.c.
(best_macro_match::best_macro_match): New constructor.
* spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
Move here from c/c-decl.c.
(class best_macro_match): Move here from c/c-decl.c, converting
from a typedef to a subclass, gaining a ctor.
2016-07-20 Georg-Johann Lay <avr@gjlay.de>
* config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
* config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
define...
(avr_addr_space_diagnose_usage): ...and implementation.
(avr_addr_space_supported_p): New function.
(avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
report bad address space usage if that space is supported.
(avr_insert_attributes): Same. No more complain about unsupported
address spaces.
* config/avr/avr-c.c (tm_p.h): Include it.
(avr_cpu_cpp_builtins): Only define addr-space related built-in
macro if avr_addr_space_supported_p.
2016-07-20 Alexander Monakov <amonakov@ispras.ru>
* config/nvptx/nvptx.c (nvptx_option_override): Do not set
flag_toplevel_reorder.
2016-07-20 David Malcolm <dmalcolm@redhat.com>
* gcc-rich-location.c
(gcc_rich_location::add_fixit_misspelled_id): New overload, taking
a const char *.
* gcc-rich-location.h
(gcc_rich_location::add_fixit_misspelled_id): Likewise.
2016-07-20 Georg-Johann Lay <avr@gjlay.de>
* target.def (addr_space): Add new diagnose_usage to hook vector.
* targhooks.c (default_addr_space_diagnose_usage): Add default
implementation and...
* targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
* c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
is some address space, call targetm.addr_space.diagnose_usage.
* doc/tm.texi.in (Named Address Spaces): Add anchor for
TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
* doc/tm.texi: Regenerate.
2016-07-20 Martin Liska <mliska@suse.cz>
PR middle-end/71898
* graphite-isl-ast-to-gimple.c (later_of_the_two):
Properly handly PHI stmts.
2016-07-20 Bin Cheng <bin.cheng@arm.com>
PR tree-optimization/71503
PR tree-optimization/71683
* tree-if-conv.c (gen_phi_arg_condition): Record true predicate
and break.
2016-07-20 Martin Liska <mliska@suse.cz>
* doc/invoke.texi (-fipa-ra): Document when the option is
disabled. Fix a typo.
2016-07-20 Martin Liska <mliska@suse.cz>
* Makefile.in: Include fibonacci_heap.c
* fibonacci_heap.c: New file.
* fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
(fibonacci_heap::union_with): Fix deletion of the second heap.
* selftest-run-tests.c (selftest::run_tests): Incorporate
fibonacci heap tests.
* selftest.h: Declare fibonacci_heap_c_tests.
2016-07-20 Martin Liska <mliska@suse.cz>
* selftest-run-tests.c (selftest::run_tests): New function.
* selftest.h (sreal_c_tests): Declare.
* sreal.c (sreal_verify_basics): New function.
(verify_aritmetics): Likewise.
(sreal_verify_arithmetics): Likewise.
(verify_shifting): Likewise.
(sreal_verify_shifting): Likewise.
(void sreal_c_tests): Likewise.
2016-07-19 Jakub Jelinek <jakub@redhat.com>
PR rtl-optimization/71916
* cfgrtl.c (contains_no_active_insn_p): Return false also for
bb which have a single succ fake edge.
2016-07-19 Aldy Hernandez <aldyh@redhat.com>
PR debug/71855
* dwarf2out.c (gen_subprogram_die): Only call
gen_unspecified_parameters_die while dumping early dwarf.
2016-07-19 Jakub Jelinek <jakub@redhat.com>
PR middle-end/71874
* gimple-fold.c (fold_builtin_memory_op): Use
get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
2016-07-19 Uros Bizjak <ubizjak@gmail.com>
* builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
* combine.c: Ditto.
* cse.c: Ditto.
* dojump.c: Ditto.
* double-int.c: Ditto.
* dse.c: Ditto.
* dwarf2out.c: Ditto.
* expmed.c: Ditto.
* expr.c: Ditto.
* fold-const.c: Ditto.
* function.c: Ditto.
* fwprop.c: Ditto.
* genmodes.c: Ditto.
* hwint.c: Ditto.
* hwint.h: Ditto.
* ifcvt.c: Ditto.
* loop-doloop.c: Ditto.
* loop-invariant.c: Ditto.
* loop-iv.c: Ditto.
* match.pd: Ditto.
* optabs.c: Ditto.
* real.c: Ditto.
* reload.c: Ditto.
* rtlanal.c: Ditto.
* simplify-rtx.c: Ditto.
* stor-layout.c: Ditto.
* toplev.c: Ditto.
* tree-ssa-loop-ivopts.c: Ditto.
* tree-vect-generic.c: Ditto.
* tree-vect-patterns.c: Ditto.
* tree.c: Ditto.
* tree.h: Ditto.
* ubsan.c: Ditto.
* varasm.c: Ditto.
* wide-int-print.cc: Ditto.
* wide-int.cc: Ditto.
* wide-int.h: Ditto.
2016-07-19 David Malcolm <dmalcolm@redhat.com>
* selftest.c (selftest::assert_streq): Handle NULL values of
val_actual and val_expected.
2016-07-19 Martin Jambor <mjambor@suse.cz>
PR fortran/71688
* trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
rather than cgraph_create_node to get a call graph node.
2016-07-19 Richard Biener <rguenther@suse.de>
* gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
handle all tcc_constant bases and valueize SSA names.
* tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
tcc_constant bases.
2016-07-19 David Malcolm <dmalcolm@redhat.com>
* function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
the flags of the exit block and bb2, not just the entry block.
2016-07-19 Richard Biener <rguenther@suse.de>
PR tree-optimization/71901
* tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
align member, group stuff with the bitfield.
(vn_ref_op_align_unit): New inline.
* tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
record element alignment and operand 3 unchanged.
(ao_ref_init_from_vn_reference): Adjust.
(valueize_refs_1): Likewise.
* tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
2016-07-19 Richard Biener <rguenther@suse.de>
PR tree-optimization/71908
* tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
symbolic constants in a more reliable way.
2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
* tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
comment.
(vect_update_inits_of_drs): Likewise.
(vect_create_cond_for_alias_checks): Likewise.
* tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
2016-07-19 Richard Biener <rguenther@suse.de>
PR lto/71907
* lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
with an abstract origin that is not an inlined function outer
scope add a self-reference as abstract origin.
* tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
PR target/71493
* config/rs6000/rs6000.c (rs6000_function_value): Fix
unintentional System V.4 structure return breakage for structures
with a single floating point element.
2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
PR tree-optimization/71734
* tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
contains REF, use it to check safelen, assume that safelen value
must be greater 1, fix style.
(ref_indep_loop_p_2): Add REF_LOOP argument.
(ref_indep_loop_p): Pass LOOP as additional argument to
ref_indep_loop_p_2.
2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
* cfgexpand.c (expand_stack_vars): Implement synamic stack space
allocation in the prologue.
* explow.c (get_dynamic_stack_base): New function to return an address
expression for the dynamic stack base.
(get_dynamic_stack_size): New function to do the required dynamic stack
space size calculations.
(allocate_dynamic_stack_space): Use new functions.
(align_dynamic_address): Move some code from
allocate_dynamic_stack_space to new function.
* explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
* config/s390/s390.c (s390_encode_section_info): Always set
notaligned marker if mode size is 0 or no MEM_ALIGN info could be
found.
2016-07-18 Richard Biener <rguenther@suse.de>
PR tree-optimization/71893
* tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
for sizetype cast added by array_ref_element_size.
* tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
2016-07-16 John David Anglin <danglin@gcc.gnu.org>
* config/pa/pa.c (hppa_profile_hook): Allocate stack space for
register parameters. Remove code to initialize argument pointer
on TARGET_64BIT. Optimize call to _mcount when it can be reached
using a pc-relative branch. Cleanup conditional code.
* config/pa/pa.md (call_mcount): New expander.
(call_mcount_nonpic): New insn.
(call_mcount_pic): New insn and split.
(call_mcount_pic_post_reload): New insn.
(call_mcount_64bit): New insn and split.
(call_mcount_64bit_post_reload): New insn.
2016-07-15 Georg-Johann Lay <avr@gjlay.de>
* config/avr/predicates.md (const_m255_to_m1_operand): New.
* config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
* config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
(*cmphi.zero-extend.0, *cmphi.zero-extend.1)
(*usum_widenqihi3, *udiff_widenqihi3)
(*addhi3_zero_extend.const): New combiner insns.
(andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
just 1 bit is affected.
* config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
(avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
* omp-low.c (lower_omp_target): Mark data clauses with
GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
zero-length subarrays.
2016-07-15 Richard Biener <rguenther@suse.de>
PR tree-optimization/71881
* tree-loop-distribution.c (destroy_loop): Remove blocks in
reverse DOM order to make debug temp generation happy.
2016-07-15 Richard Biener <rguenther@suse.de>
PR tree-optimization/71887
* tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
verify it is not zero for division / modulo handling.
(value_replacement): Adjust.
2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
Julian Brown <julian@codesourcery.com>
* config/aarch64/aarch64-cores.def: Update vulcan COSTS.
* config/aarch64/aarch64-cost-tables.h
(vulcan_extra_costs): New variable.
* config/aarch64/aarch64.c
(vulcan_addrcost_table): Likewise.
(vulcan_regmove_cost): Likewise.
(vulcan_vector_cost): Likewise.
(vulcan_branch_cost): Likewise.
(vulcan_tunings): Likewise.
2016-07-15 Alexander Monakov <amonakov@ispras.ru>
* cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
(output_in_order): Loop over undefined variables too. Output them
via assemble_undefined_decl. Skip variables that correspond to hard
registers or have value-exprs.
* varpool.c (symbol_table::output_variables): Handle undefined
variables together with defined ones.
2016-07-15 Richard Biener <rguenther@suse.de>
* tree-ssa-pre.c (get_representative_for): Make sure to return
the value number of SSA names.
(phi_translate_1): get_representative_for cannot return NULL.
(do_pre_regular_insertion): Remove redundant call to
fully_constant_expression.
(do_pre_partial_partial_insertion): Likewise.
2016-07-15 Bin Cheng <bin.cheng@arm.com>
* tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
(derive_simple_iv_with_niters): New function.
(simple_iv): Rewrite using simple_iv_with_niters.
* tree-scalar-evolution.h (simple_iv_with_niters): New decl.
* tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
function.
(number_of_iterations_exit): Rewrite using above function.
* tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
Decl.
2016-07-15 Richard Biener <rguenther@suse.de>
* config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
vec_construct cost.
2016-07-14 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/71872
* tree-data-ref.c (get_references_in_stmt): Ignore references
with is_gimple_constant get_base_address.
2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
* config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
(TARGET_HAVE_LDACQD): New macro.
* config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
than TARGET_HAVE_LDACQ.
(arm_load_acquire_exclusivedi): Likewise.
(arm_store_release_exclusivedi): Likewise.
2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
PR rtl-optimization/71878
* lra-constraints.c (match_reload): Pass information about other
output operands. Create new unique register value if matching input
operand shares same register value as output operand being considered.
(curr_insn_transform): Record output operands already processed.
2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
PR target/65951
PR tree-optimization/70923
* tree-vect-patterns.c: Include mult-synthesis.h.
(target_supports_mult_synth_alg): New function.
(synth_lshift_by_additions): Likewise.
(apply_binop_and_append_stmt): Likewise.
(vect_synth_mult_by_constant): Likewise.
(target_has_vecop_for_code): Likewise.
(vect_recog_mult_pattern): Use above functions to synthesize vector
multiplication by integer constants.
2016-07-14 Alan Modra <amodra@gmail.com>
* gcc/config/rs6000/altivec.md (altivec_mov<mode>): Disparage
gpr alternatives. Correct '*' placement on Y,r alternative.
Add '*' on operand 1 of r,r alternative.
2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* expmed.c (mult_variant, choose_mult_variant): Move declaration to...
* expmed.h: ... Here.
2016-07-14 Jan Hubicka <hubicka@ucw.cz>
* gimple.h (stmt_can_terminate_bb_p): New function.
* tree-cfg.c (need_fake_edge_p): Rename to ...
(stmt_can_terminate_bb_p): ... this; return true if stmt can
throw external; handle const and pure calls.
* tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
2016-07-14 Richard Biener <rguenther@suse.de>
PR tree-optimization/71866
* tree-ssa-pre.c (get_constant_for_value_id): Remove.
(do_hoist_insertion): Avoid endless recursion when we
didn't insert anything because we managed to simplify
things down to a constant or SSA name.
(fully_constant_expression): Re-write in terms of ...
* tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
* tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
vn_nary_build_or_lookup_1.
(vn_nary_build_or_lookup_1): Added flag and renamed from ...
(vn_nary_build_or_lookup): ... this which now wraps it.
2016-07-14 Alan Modra <amodra@gmail.com>
PR target/71733
* config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
with p9_vector override before power9-dform override.
2016-07-13 Andi Kleen <ak@linux.intel.com>
* value-prof.c (gimple_value_profile_transformations): Don't run
when auto_profile is on.
2016-07-13 Andi Kleen <ak@linux.intel.com>
* auto-profile.c (update_inlined_ind_target,
afdo_indirect_call): Print information to dump file.
2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
* genrecog.c (special_predicate_operand_p): New function.
(predicate_name): Move function.
(validate_pattern): Don't warn about missing mode for all
define_special_predicate predicates.
2016-07-13 Bin Cheng <bin.cheng@arm.com>
* tree-vect-data-refs.c (vect_no_alias_p): New function.
(vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
resolve alias checks which are known at compilation time.
Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
alias checks are resolved. Move dump info for too many runtime
alias checks to here...
* tree-vect-loop.c (vect_analyze_loop_2): ...From here.
2016-07-13 Richard Biener <rguenther@suse.de>
PR tree-optimization/24574
* tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
position and add shift, rotate, divison and modulo support
for left zero.
(value_replacement): Pass in argument position to absorbing_element_p.
2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
PR ipa/71633
* ipa-inline-transform.c (inline_call): Support
instrumented thunks.
2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
* config/arm/arm.h (TARGET_HAVE_CBZ): Define.
(TARGET_IDIV): Set for all Thumb targets provided they have hardware
divide feature.
* config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
Baseline. Make initial alternative TARGET_32BIT only.
(udivsi3): Likewise.
* config/arm/thumb1.md (thumb1_cbz): New define_insn.
* doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
target.
2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
* config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
* config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
availability with TARGET_HAVE_MOVT.
(thumb_legitimate_constant_p): Strip the high part of a label_ref.
(thumb1_rtx_costs): Also return 0 if setting a half word constant and
MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
UINTVAL.
(thumb1_size_rtx_costs): Make set of half word constant also cost 1
extra instruction if MOVW is available. Use a cost variable
incremented by COSTS_N_INSNS (1) when the condition match rather than
returning an arithmetic expression based on COSTS_N_INSNS. Make
constant with bottom half word zero cost 2 instruction if MOVW is
available.
* config/arm/arm.md (define_attr "arch"): Add v8mb.
(define_attr "arch_enabled"): Set to yes if arch value is v8mb and
target is ARMv8-M Baseline.
(arm_movt): New unpredicable alternative for ARMv8-M Baseline.
(arm_movtas_ze): Likewise.
* config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
alternative for constants satisfying j constraint.
(thumb1_movsi_insn): Likewise.
(movsi splitter for K alternative): Tighten condition to not trigger
if movt is available and j constraint is satisfied.
(Pe immediate splitter): Likewise.
(thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
constant fitting in an halfword to use MOVW.
* doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
effective target.
2016-07-13 Richard Biener <rguenther@suse.de>
PR middle-end/71104
* gimplify.c (gimplify_modify_expr): Gimplify the RHS before
gimplifying the LHS. Make sure to gimplify a returning twice
call LHS without using SSA names.
2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* tree-data-ref.c (find_data_references_in_stmt): Remove
unnecessary call to vec::release.
(graphite_find_data_references_in_stmt): Likewise.
* tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
* tree-vect-stmts.c (vectorizable_condition): Likewise.
2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* cfgexpand.c (expand_used_vars): Make the type of a local
variable auto_vec.
* genmatch.c (lower_for): Likewise.
* haifa-sched.c (haifa_sched_init): Likewise.
(add_to_speculative_block): Likewise.
(create_check_block_twin): Likewise.
* predict.c (handle_missing_profiles): Likewise.
* tree-data-ref.c (loop_nest_has_data_refs): Likewise.
* tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
* tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
Likewise.
(maybe_lower_iteration_bound): Likewise.
* tree-ssa-sccvn.c (DFS): Likewise.
* tree-stdarg.c (reachable_at_most_once): Likewise.
* tree-vect-stmts.c (vectorizable_conversion): Likewise.
(vectorizable_store): Likewise.
2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
(sccvn_dom_walker): make cond_stack an auto_vec.
2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* ree.c (struct ext_state): Make type of members auto_vec.
(find_and_remove_re): Adjust.
2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* cfgexpand.c (struct stack_vars_data): Make type of fields
auto_vec.
(expand_used_vars): Adjust.
2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* ipa.c (record_cdtor_fn): Adjust.
(build_cdtor_fns): Likewise.
(ipa_cdtor_merge): Make static_ctors and static_dtors local
variables.
2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* genextract.c (struct accum_extract): Add constructor and make
members auto_vec.
(gen_insn): Adjust.
2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* tree.c (struct free_lang_data_d): Add constructor and change
types of members to ones that automatically manage resources.
(fld_worklist_push): Adjust.
(find_decls_types): Likewise.
(find_decls_types_in_eh_region): Likewise.
(free_lang_data_in_cgraph): Stop manually creating and
destroying members of free_lang_data_d.
2016-07-13 Uros Bizjak <ubizjak@gmail.com>
PR rtl-optimization/68961
* config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
peephole variant. Use sse_reg_operand predicates.
2016-07-12 Uros Bizjak <ubizjak@gmail.com>
* config/i386/predicates.md (x86_64_immediate_operand)
<case CONST_INT>: Remove unneeded truncation to DImode.
<case CONST>: Ditto.
(x86_64_zext_immediate_operand) <case CONST>: Ditto.
2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
PR target/71805
* config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
The xxperm and xxpermr instructions require that the 2nd input
operand overlap with the output operand, and not the 1st.
(altivec_vperm_v8hiv16qi): Likewise.
(altivec_vperm_<mode>_uns_internal): Likewise.
(altivec_vpermr_<mode>_internal): Likewise.
(vperm_v8hiv4si): Likewise.
(vperm_v16qiv8hi): Likewise.
2016-07-12 Nathan Sidwell <nathan@acm.org>
* config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
when -mno-pic-data-is-text-relative is in effect, by default.
* doc/invoke.texi (mpic-data-is-text-relative): Document new
behavior and clarify.
2016-07-12 Martin Liska <mliska@suse.cz>
* params.def: Add avg-loop niter.
* tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
* cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
* doc/invoke.texi: Document the new parameter.
2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
PR middle-end/71700
* expr.c (store_constructor): Mask sign-extended bits when widening
sub-word constructor element at the start of a word.
2016-07-12 Martin Liska <mliska@suse.cz>
* Makefile.in: Append rule for params-options.h.
* params-options.h: New file.
2016-07-12 Martin Liska <mliska@suse.cz>
* ira-build.c (mark_loops_for_removal): Properly iterate
loops.
2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
Richard Biener <rguenther@suse.de>
PR tree-optimization/23286
PR tree-optimization/70159
* doc/invoke.texi: Document -fcode-hoisting.
* common.opt (fcode-hoisting): New flag.
* opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
* tree-ssa-pre.c (pre_stats): Add hoist_insert.
(do_regular_insertion): Rename to ...
(do_pre_regular_insertion): ... this and amend general comments
on insertion strathegy.
(do_partial_partial_insertion): Rename to ...
(do_pre_partial_partial_insertion): ... this.
(do_hoist_insertion): New function.
(insert_aux): Take flags on whether to do PRE and/or hoist insertion
and call do_hoist_insertion properly.
(insert): Adjust.
(pass_pre::gate): Enable also if -fcode-hoisting is enabled.
(pass_pre::execute): Register hoist_insert stats.
2016-07-12 Jakub Jelinek <jakub@redhat.com>
PR middle-end/71716
* gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
is different from mode's bitsize. Small cleanup.
2016-07-12 Richard Biener <rguenther@suse.de>
PR rtl-optimization/68961
* fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
to simplify to a non-constant.
2016-07-11 Jakub Jelinek <jakub@redhat.com>
PR middle-end/71758
* omp-low.c (expand_omp_target): Gimplify device.
PR tree-optimization/71823
* tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
to get vec_oprnds2 from op2.
2016-07-11 Uros Bizjak <ubizjak@gmail.com>
* config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
Hoist common subexpressions.
(x86_64_zext_immediate_operand) <case CONST>: Ditto.
2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
PR target/71800
* config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
prevent generation of 'stxsiwx' on pre Power8 hardware.
2016-07-11 David Malcolm <dmalcolm@redhat.com>
* input.c: Include cpplib.h.
(selftest::temp_source_file): New class.
(selftest::temp_source_file::temp_source_file): New ctor.
(selftest::temp_source_file::~temp_source_file): New dtor.
(selftest::should_have_column_data_p): New function.
(selftest::test_should_have_column_data_p): New function.
(selftest::temp_line_table): New class.
(selftest::temp_line_table::temp_line_table): New ctor.
(selftest::temp_line_table::~temp_line_table): New dtor.
(selftest::test_accessing_ordinary_linemaps): Add case_ param; use
it to create a temp_line_table.
(selftest::assert_loceq): Only verify LOCATION_COLUMN for
locations that are known to have column data.
(selftest::line_table_case): New struct.
(selftest::test_reading_source_line): Move tempfile handling
to class temp_source_file.
(ASSERT_TOKEN_AS_TEXT_EQ): New macro.
(selftest::assert_token_loc_eq): New function.
(ASSERT_TOKEN_LOC_EQ): New macro.
(selftest::test_lexer): New function.
(selftest::boundary_locations): New array.
(selftest::input_c_tests): Call test_should_have_column_data_p.
Loop over a test matrix of interesting values of location and
default_range_bits, calling test_lexer on each case in the matrix.
Move call to test_accessing_ordinary_linemaps into the matrix.
* selftest.h (ASSERT_EQ): Reimplement in terms of...
(ASSERT_EQ_AT): New macro.
2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
PR target/71801
* config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
Don't convert TImode in debug insn.
2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
* tree-core.h (tree_base::nothrow_flag): Adjust comment.
(tree_type_common::lang_flag_7): New.
(tree_type_common::spare): Reduce size.
* tree.h (TYPE_ALIGN_OK): Remove.
(TYPE_LANG_FLAG_7): New.
(get_inner_reference): Adjust header.
* print-tree.c (print_node): Adjust.
* expr.c (get_inner_reference): Remove parameter keep_aligning.
(get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
calls to get_inner_reference.
(expand_expr_real_1): Adjust call to get_inner_reference. Remove
handling of TYPE_ALIGN_OK.
* builtins.c (get_object_alignment_2): Adjust call to
get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
* emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
TYPE_ALIGN_OK.
* asan.c (instrument_derefs): Adjust calls to get_inner_reference.
* cfgexpand.c (expand_debug_expr): Likewise.
* dbxout.c (dbxout_expand_expr): Likewise.
* dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
loc_list_from_tree, fortran_common): Likewise.
* fold-const.c (optimize_bit_field_compare,
decode_field_reference, fold_unary_loc, fold_comparison,
split_address_to_core_and_offset): Likewise.
* gimple-laddress.c (execute): Likewise.
* gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
* gimplify.c (gimplify_scan_omp_clauses): Likewise.
* hsa-gen.c (gen_hsa_addr): Likewise.
* simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
* tsan.c (instrument_expr): Likewise.
* ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
* tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
* tree-affine.c (tree_to_aff_combination,
get_inner_reference_aff): Adjust calls to get_inner_reference.
* tree-data-ref.c (split_constant_offset_1,
dr_analyze_innermost): Likewise.
* tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
* tree-sra.c (ipa_sra_check_caller): Likewise.
* tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
* tree-ssa-math-opts.c (find_bswap_or_nop_load,
bswap_replace): Likewise.
* tree-vect-data-refs.c (vect_check_gather,
vect_analyze_data_refs): Likewise.
* config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
* config/pa/pa.c (pa_emit_move_sequence): Remove handling of
TYPE_ALIGN_OK.
2016-07-11 David Malcolm <dmalcolm@redhat.com>
* Makefile.in (selftest-valgrind): New phony target.
* function-tests.c (selftest::build_cfg): Delete pass instances
created by the test.
(selftest::convert_to_ssa): Likewise.
(selftest::test_expansion_to_rtl): Likewise.
* tree-cfg.c (selftest::test_linear_chain): Release dominator
vectors.
(selftest::test_diamond): Likewise.
2016-07-11 Richard Biener <rguenther@suse.de>
PR tree-optimization/71816
* tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
than replacing all of its operands.
2016-07-11 Alan Modra <amodra@gmail.com>
* config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
(ctr<mode>): Add unspec.
(ctr<mode>_internal*): Likewise.
2016-07-08 James Bowman <james.bowman@ftdichip.com>
* config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
* config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
PR rtl-optimization/71621
* lra-constraints.c (process_alt_operands): Check combination of
reg class and mode.
2016-07-08 Jason Merrill <jason@redhat.com>
Richard Biener <rguenther@suse.de>
P0145: Refining Expression Order for C++.
* gimplify.c (initial_rhs_predicate_for): New.
(gimplfy_modify_expr): Gimplify RHS before LHS.
2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
PR target/71297
* config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
Allow standard error handling to take over when a wrong number
of arguments is presented to __builtin_vec_ld () or
__builtin_vec_st ().
2016-07-08 Jiong Wang <jiong.wang@arm.com>
* config/aarch64/aarch64-simd-builtins.def (smax): Remove float
variants.
(smin): Likewise.
(fmax): New entry.
(fmin): Likewise.
* config/aarch64/arm_neon.h (vmaxnm_f32): Use
__builtin_aarch64_fmaxv2sf.
(vmaxnmq_f32): Likewise.
(vmaxnmq_f64): Likewise.
(vminnm_f32): Likewise.
(vminnmq_f32): Likewise.
(vminnmq_f64): Likewise.
2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
PR target/71806
* config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
enable -mfloat128-hardware by default.
(ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
that IEEE 128-bit hardware support needs.
* config/rs6000/rs6000.c (rs6000_option_override_internal): If
-mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
floating point requires.
* doc/invoke.texi (RS/6000 and PowerPC Options): Document
-mfloat128 and -mfloat128-hardware changes.
2016-07-08 Alan Hayward <alan.hayward@arm.com>
PR tree-optimization/71667
* tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
2016-07-08 Martin Liska <mliska@suse.cz>
PR middle-end/71606
* fold-const.c (fold_convertible_p): As COMPLEX_TYPE
folding produces SAVE_EXPRs, thus return false for the type.
2016-07-07 Martin Liska <mliska@suse.cz>
* file-find.c (remove_prefix): New function.
* file-find.h (remove_prefix): Declare the function.
* gcc-ar.c (main): Skip a folder of the wrapper if
a wrapped binary would point to the same file.
2016-07-07 Jan Hubicka <jh@suse.cz>
* tree-scalar-evolution.c (iv_can_overflow_p): export.
* tree-scalar-evolution.h (iv_can_overflow_p): Declare.
* tree-ssa-loop-ivopts.c (alloc_iv): Use it.
2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
PR ipa/71624
* ipa-inline-analysis.c (compute_inline_parameters): Set
local.can_change_signature to false for intrumentation
thunk callees.
2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
* config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
with TARGET_HAVE_MOVT.
(TARGET_HAVE_MOVT): Define.
* config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
availability with TARGET_HAVE_MOVT.
* config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
availability.
(addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
TARGET_THUMB2.
(symbol_refs movsi splitter): Remove TARGET_32BIT check.
(arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
* config/arm/constraints.md (define_constraint "j"): Use
TARGET_HAVE_MOVT to check MOVT availability.
2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
* config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
* config/arm/arm-arches.def (armv8-m.base): Define new architecture.
(armv8-m.main): Likewise.
(armv8-m.main+dsp): Likewise.
* config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
(FL_FOR_ARCH8M_MAIN): Likewise.
* config/arm/arm-tables.opt: Regenerate.
* config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
armv8-m.main+dsp to BE8_LINK_SPEC.
* config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
(enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
* config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
Baseline and Mainline.
(arm_option_override_internal): Also disable arm_restrict_it when
!arm_arch_notm. Update comment for -munaligned-access to also cover
ARMv8-M Baseline.
(arm_file_start): Increase buffer size for printing architecture name.
* doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
and armv8-m.main+dsp.
(mno-unaligned-access): Clarify that this is disabled by default for
ARMv8-M Baseline architectures as well.
2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
* config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
decide whether to prevent some libgcc routines being included for some
multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
link between this condition and the one in
libgcc/config/arm/lib1func.S.
2016-07-07 Richard Biener <rguenther@suse.de>
* tree-ssa-pre.c: Include alias.h.
(compute_avail): If we have multiple VN_REFERENCEs with the
same hashtable entry adjust that to make it a valid replacement
for all of them with respect to alignment and aliasing
when doing insertion.
* tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
* tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
PR target/70098
PR target/71763
* config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
*ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
constraint.
2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
(adjust_mems): Adjust.
(adjust_insn): Likewise.
(prepare_call_arguments): Likewise.
2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* gcse.c (struct ls_expr): Make stores field a vector.
(ldst_entry): Adjust.
(free_ldst_entry): Likewise.
(print_ldst_list): Likewise.
(compute_ld_motion_mems): Likewise.
(update_ld_motion_stores): Likewise.
2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* gcse.c (struct ls_expr): Remove loads field.
(ldst_entry): Adjust.
(free_ldst_entry): Likewise.
(print_ldst_list): Likewise.
(compute_ld_motion_mems): Likewise.
2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* store-motion.c (struct st_expr): Make antic_stores a vector.
(st_expr_entry): Adjust.
(free_st_expr_entry): Likewise.
(print_store_motion_mems): Likewise.
(find_moveable_store): Likewise.
(compute_store_table): Likewise.
(remove_reachable_equiv_notes): Likewise.
(replace_store_insn): Likewise.
(build_store_vectors): Likewise.
2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
PR tree-optimization/71518
* tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
misalign also for outer loops with negative step.
2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
* config/arm/cortex-a53.md: Use final_presence_set for in-order.
(cortex_a53_shift): Add mov_shift.
(cortex_a53_shift_reg): Add new reservation for register shifts.
(cortex_a53_alu): Remove bfm.
(cortex_a53_alu_shift): Add bfm, remove mov_shift.
(cortex_a53_alu_extr): Add new reservation for EXTR.
(bypasses): Improve bypass modelling.
2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
PR target/50739
* config/avr/avr.c (avr_asm_select_section): Strip off
SECTION_DECLARED from flags when calling get_section.
2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
* tree-vectorizer.h (vect_memory_access_type): Add
VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
* tree-vect-stmts.c (compare_step_with_zero): New function.
(perm_mask_for_reverse): Move further up file.
(get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
step is negative.
(get_negative_load_store_type): New function.
(get_load_store_type): Call it. Add an ncopies argument.
(vectorizable_mask_load_store): Update call accordingly and
remove tests for negative steps.
(vectorizable_store, vectorizable_load): Likewise. Handle new
memory_access_types.
2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
* tree-vectorizer.h (vect_memory_access_type): New enum.
(_stmt_vec_info): Add a memory_access_type field.
(STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
(vect_model_store_cost): Take an access type instead of a boolean.
(vect_model_load_cost): Likewise.
* tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
vect_model_store_cost and vect_model_load_cost.
* tree-vect-stmts.c (vec_load_store_type): New enum.
(vect_model_store_cost): Take an access type instead of a
store_lanes_p boolean. Simplify tests.
(vect_model_load_cost): Likewise, but for load_lanes_p.
(get_group_load_store_type, get_load_store_type): New functions.
(vectorizable_store): Use get_load_store_type. Record the access
type in STMT_VINFO_MEMORY_ACCESS_TYPE.
(vectorizable_load): Likewise.
(vectorizable_mask_load_store): Likewise. Replace is_store
variable with vls_type.
2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
* tree-vectorizer.h (vect_grouped_load_supported): Add a
single_element_p parameter.
* tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
Check the PR65518 case here rather than in vectorizable_load.
* tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
* tree-vect-stmts.c (vectorizable_load): Likewise.
2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
* tree-vectorizer.h (gather_scatter_info): New structure.
(vect_check_gather_scatter): Return a bool rather than a decl.
Replace return-by-pointer arguments with a single
gather_scatter_info *.
* tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
(vect_analyze_data_refs): Update call accordingly.
* tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
(vectorizable_mask_load_store): Likewise. Also record the
offset dt and vectype in the gather_scatter_info.
(vectorizable_store): Likewise.
(vectorizable_load): Likewise.
2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
* tree-vect-stmts.c (vect_model_store_cost): For non-SLP
strided groups, use the cost of N scalar accesses instead
of ncopies vector accesses.
(vect_model_load_cost): Likewise.
2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
* tree-vect-stmts.c (vect_cost_group_size): Delete.
(vect_model_store_cost): Avoid calling it. Use first_stmt_p
variable to indicate when once-per-group costs are being used.
(vect_model_load_cost): Likewise. Fix comment and misindented code.
2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
* tree-vect-stmts.c (vectorizable_load): Remove unnecessary
peeling-for-gaps condition.
2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
* config/s390/s390.c (s390_expand_vec_init): Force initializer
element to register if it doesn't match general_operand.
2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
Bill Schmidt <wschmidt@linux.vnet.ibm.com>
* config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
prototype.
* config/rs6000/rs6000.c (rs6000_split_signbit): New function.
* config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
(SIGNBIT): New mode iterator.
(Fsignbit): New mode attribute.
(signbit<mode>2): Change operand1 to match FLOAT128 instead of
IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
when direct moves are available.
(signbit<mode>2_dm): New define_insn_and_split).
(signbit<mode>2_dm2): New define_insn.
2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
PR rtl-optimization/71594
* ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
into subregs of appropriate mode before trying to emit a conditional
move.
2016-07-05 Jan Hubicka <jh@suse.cz>
* tree-scalar-evolution.c (iv_can_overflow_p): New function.
(simple_iv): Use it.
2016-07-05 Jan Hubicka <jh@suse.cz>
* tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
2016-07-05 Jiong Wang <jiong.wang@arm.com>
* lra-constraints.c (process_alt_operands): Don't add spilling cost for
"offmemok".
2016-07-05 Jan Hubicka <jh@suse.cz>
* tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
IV can overflow.
2016-07-05 Richard Biener <rguenther@suse.de>
* gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
Handle empty else block.
(is_feasible_trace): Likewise.
(split_paths): Likewise.
2016-07-05 Richard Biener <rguenther@suse.de>
* tree-loop-distribution.c (distribute_loop): Fix issue with
the cost model loop.
2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
* config/arm/neon-testgen.ml: Delete.
* config/arm/neon.ml: Delete.
2016-07-04 Jakub Jelinek <jakub@redhat.com>
PR c++/71739
* tree.c (attribute_value_equal): Use get_attribute_name instead of
directly using TREE_PURPOSE.
2016-07-04 Jiong Wang <jiong.wang@arm.com>
* config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
* config/aarch64/aarch64_neon.h: Likewise.
* config/aarch64/arm_neon.h: Likewise.
* config/aarch64/atomics.md: Likewise.
* config/aarch64/aarch64-simd-builtins.def: Likewise.
* doc/invoke.texi: Likewise.
2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
* config/s390/s390.md: Add "z13" cpu_facility.
("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
* config/s390/predicates.md ("loc_operand"): New predicate for "load on
condition" type instructions.
2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
Jeff Law <law@redhat.com>
* explow.c (allocate_dynamic_stack_space): Simplify knowing that
MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
* config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
permutation for TARGET_AVX512F.
(ix86_expand_vec_one_operand_perm_avx512): New function.
(expand_vec_perm_1): Invoke introduced function.
* tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
it may be not valid after vectorization.
2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
PR target/63874
* config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
typo in comment. Only force to memory if it is a weak
external reference.
2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
Jiong Wang <jiong.wang@arm.com>
* config/aarch64/aarch64-arches.def: Add "armv8.2-a".
* config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
(AARCH64_FL_F16): New.
(AARCH64_FL_FOR_ARCH8_2): New.
(AARCH64_ISA_8_2): New.
(AARCH64_ISA_F16): New.
(TARGET_FP_F16INST): New.
(TARGET_SIMD_F16INST): New.
* config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
("fp"): Disabling "fp" also disables "fp16".
* config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
* doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
2016-07-04 Jan Beulich <jbeulich@suse.com>
* gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
PR target/71720
* config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
the insns, use an insn form that does not adjust the offset on
little endian systems.
2016-07-01 Jan Beulich <jbeulich@suse.com>
* varasm.c (get_variable_section): Validate initializer in
named .bss-like sections.
2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
* config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
Exchange the order of the second and third operands in the vpermr
instruction tmeplate.
2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
PR target/71698
* config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
Disallow TDmode values.
2016-07-01 Alan Modra <amodra@gmail.com>
PR rtl-optimization/71709
* ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
being set, not referenced.
2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
PR tree-optimization/70729
* tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
of loop since it can be not valid after transformation.
2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* config/arm/arm.c (thumb_reload_in_hi): Delete.
* config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
* config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
for NULL decl.
2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
PR target/71677
* config/rs6000/constraints.md (wY constraint): New constraint to
match the requirements for the LXSD and STXSD instructions.
* config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
predicate to match the requirements for the LXSD and STXSD
instructions.
* config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
to make sure that the bottom 2 bits of offset are 0, the address
form is offsettable, and no updating is done in the address mode.
(mov<mode>_hardfloat64, FMOVE64 case): Likewise.
(movdi_internal32): Likewise
(movdi_internal64): Likewise.
2016-06-30 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/71707
* tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
strinfo even for ADDR_EXPR ptr.
2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
* config/rs6000/altivec.md (darn_32): Change the condition to
TARGET_P9_MISC instead of TARGET_MODULO.
(darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
condition expression.
(darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
condition expression.
* config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
(DFP_TEST): New code iterator.
(dfptstsfi_<code>_mode>): New define_expand.
(*dfp_sgnfcnc_<mode>): New define_insn.
* config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
definition next to BU_P9_MISC_1 definition and change the MASK
value to RS6000_BTM_P9_MISC.
(BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
(BU_P9_64BIT_MISC_0): Likewise.
(BU_P9_DFP_MISC_0): New macro definition.
(BU_P9_DFP_MISC_1): New macro definition.
(BU_P9_DFP_MISC_2): New macro definition.
(BU_P9_DFP_OVERLOAD_1): New macro definition.
(BU_P9_DFP_OVERLOAD_2): New macro definition.
(BU_P9_DFP_OVERLOAD_3): New macro definition.
(TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
(TSTSFI_LT_TD): Likewise.
(TSTSFI_EQ_DD): Likewise.
(TSTSFI_EQ_TD): Likewise.
(TSTSFI_GT_DD): Likewise.
(TSTSFI_GT_TD): Likewise.
(TSTSFI_OV_DD): Likewise.
(TSTSFI_OV_TD): Likewise.
(TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
(TSTSFI_LT_DD): Likewise.
(TSTSFI_LT_TD): Likewise.
(TSTSFI_EQ): Likewise.
(TSTSFI_EQ_DD): Likewise.
(TSTSFI_EQ_TD): Likewise.
(TSTSFI_GT): Likewise.
(TSTSFI_GT_DD): Likewise.
(TSTSFI_GT_TD): Likewise.
(TSTSFI_OV): Likewise.
(TSTSFI_OV_DD): Likewise.
(TSTSFI_OV_TD): Likewise.
* config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
overloaded test significance functions.
* config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
OPTION_MASK_P9_MISC into the representation of this mask.
(POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
of this mask.
* config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
non-zero.
(rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
argument is a 6-bit unsigned literal value if the icode argument
represents a DFP test significance built-in call.
(rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
flag used independently and in combination with the
RS6000_BTM_64BIT flag.
(rs6000_opt_masks): Add entry for power9-misc command-line option.
(rs6000_builtin_mask_names): Add entry for power9-misc
command-line option.
* config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
RS6000_BTM_P9_MISC macros.
* config/rs6000/rs6000.opt: Add support for the -mpower9-misc
option and change the description of the -mpower9-vector option to
enable only vector instructions, removing its erroneously claimed
support for scalar instructions.
* doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
the ISA 3.0 digital floating point test significance built-in
functions.
2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
* config/aarch64/aarch64.c (cortexa35_tunings):
Enable AES fusion. Use cortexa57_branch_cost.
(cortexa53_tunings): Use cortexa57_branch_cost.
(cortexa72_tunings): Use cortexa57_branch_cost.
Use AUTOPREFETCHER_WEAK.
(cortexa73_tunings): Use cortexa57_branch_cost.
2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
James Greenhalgh <james.greenhalgh@arm.com>
* config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
(vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
New intrinsics.
2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
New define_insn.
(*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
2016-06-30 David Malcolm <dmalcolm@redhat.com>
PR driver/71651
* gcc.c (driver::build_option_suggestions): Pass "option" to
add_misspelling_candidates.
* opts-common.c (add_misspelling_candidates): Add "option" param;
use it to avoid adding negated forms for options marked with
RejectNegative.
* opts.h (add_misspelling_candidates): Add "option" param.
2016-06-30 Jakub Jelinek <jakub@redhat.com>
PR middle-end/71693
* fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
first when permuting bitwise operation with rotate. Cast
TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
2016-06-29 David Malcolm <dmalcolm@redhat.com>
* opts.c (handle_param): Use find_param_fuzzy to offer suggestions
for misspelled param names.
* params.c: Include spellcheck.h.
(find_param_fuzzy): New function.
* params.h (find_param_fuzzy): New prototype.
* spellcheck.c (struct edit_distance_traits<const char *>): Move to...
* spellcheck.h (struct edit_distance_traits<const char *>):
...here.
2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
* config/rs6000/predicates.md (const_0_to_7_operand): New
predicate, recognize 0..7.
* config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
support for doing extracts from V16QImode, V8HImode, V4SImode
under ISA 3.0.
* config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
vector extract support.
(VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
for ISA 3.0 vector extract.
(VSX_EX): Constraints to use for ISA 3.0 vector extract.
(vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
extracts of a constant element number from small integer vectors
on 64-bit ISA 3.0 systems.
(vsx_extract_<mode>_di): Likewise.
* config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
say when we can do ISA 3.0 vector extracts.
* config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
registers, using the stxsiwx instruction.
2016-06-29 Jim Wilson <jim.wilson@linaro.org>
* config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
* config/aarch64/aarch64.c (qdf24xx_addrcost_table,
qdf24xx_regmove_cost, qdf24xx_tunings): New.
* config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
* config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
* config/arm/arm.c (arm_qdf24xx_tune): New.
2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
* config/aarch64/aarch64.c (cortexa53_tunings):
Increase loop alignment to 8. Set function alignment to 16.
(cortexa35_tunings): Likewise.
(cortexa57_tunings): Increase loop alignment to 8.
(cortexa72_tunings): Likewise.
(cortexa73_tunings): Likewise.
2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
* doc/sourcebuild.texi (Effective-Target keywords): Add entries
for arm_fp16_ok and arm_fp16_hw.
(Add Options): Add entries for arm_fp16, arm_fp16_ieee and
arm_fp16_alternative.
2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
PR tree-optimization/71655
* tree-vect-stmts.c (vectorizable_comparison): Swap definition
types when swapping operands.
2016-06-29 Martin Liska <mliska@suse.cz>
PR middle-end/71585
* common.opt (flag_stack_protect): Mark the flag as optimization flag.
* ipa-inline-transform.c (inline_call): Remove unnecessary call
of build_optimization_node.
2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
PR tree-optimization/70729
* tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
independent in loops having positive safelen value.
* tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
it may be not valid after vectorization.
2016-06-29 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/71625
* tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
is sorted by ascending list->offset. If PTR is non-NULL and there is
previous strinfo, call get_stridx_plus_constant.
(get_stridx): Pass exp as second argument to get_addr_stridx.
(addr_stridxptr): Add missing list = list->next, so that there can be
more than one entries in the list. Bump limit from 16 to 32. Ensure
the list is sorted by ascending list->offset.
(get_stridx_plus_constant): Adjust so that it can be also called with
ADDR_EXPR instead of SSA_NAME as PTR.
(handle_char_store): Pass NULL_TREE as second argument to
get_addr_stridx.
2016-06-29 Richard Biener <rguenther@suse.de>
PR rtl-optimization/68961
* simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
2016-06-29 Richard Biener <rguenther@suse.de>
PR middle-end/71002
* alias.c (component_uses_parent_alias_set_from): Handle
type punning through union accesses by using the union alias set.
* gimple.c (gimple_get_alias_set): Remove union type punning case.
2016-07-29 Richard Biener <rguenther@suse.de>
* match.pd ((T)(T2)x -> (T)x): Remove restriction on final
precision not matching mode precision.
2016-06-28 John David Anglin <danglin@gcc.gnu.org>
* config/pa/pa.md (call_symref_64bit_post_reload): Don't call
pa_output_arg_descriptor.
(call_val_symref_64bit_post_reload): Likewise.
(call_val_powf_64bit_post_reload): Likewise.
(sibcall_internal_symref_64bit): Likewise.
(sibcall_value_internal_symref_64bit): Likewise.
2016-06-28 Jakub Jelinek <jakub@redhat.com>
PR middle-end/71626
* config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
a constant, force its SUBREG_REG into memory or register instead
of whole op1.
2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
PR target/58655
* config/avr/avr.opt (-mfract-convert-truncate): Update description.
* doc/invoke.texi (AVR Options): Document it.
2016-06-28 Walter Lee <walt@tilera.com>
* config/tilegx/linux.h: Do not include arch/icache.h
(CLEAR_INSN_CACHE): Provide inlined definition directly.
* config/tilepro/linux.h: Do not include arch/icache.h
(CLEAR_INSN_CACHE): Provide inlined definition directly.
2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
* tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
for big-endian BIT_FIELD_REF.
2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
* config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
('size' attribute): Add '128'.
Include power9.md.
(*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
*movdi_internal64, *movdf_update1): Set size attribute to '64'.
(add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
*fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
*xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
*trunc<mode>df2_odd): Set size attribute to '128'.
(*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
* config/rs6000/power6.md (power6-fp): Include dfp type.
* config/rs6000/power7.md (power7-fp): Likewise.
* config/rs6000/power8.md (power8-fp): Likewise.
* config/rs6000/power9.md: New file.
* config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
* config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
*trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
htmsimple.
* config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
dfp_dscri_<mode>): Change type attribute to dfp.
* config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
attribute to vecsimple.
* config/rs6000/rs6000.c (power9_cost): Update costs, cache size
and prefetch streams.
(rs6000_option_override_internal): Remove temporary code setting
tuning to power8. Don't set rs6000_sched_groups for power9.
(last_scheduled_insn): Change to rtx_insn *.
(divide_cnt, vec_load_pendulum): New variables.
(rs6000_adjust_cost): Add Power9 to test for store->load separation.
(rs6000_issue_rate): Set issue rate for Power9.
(is_power9_pairable_vec_type): New.
(power9_sched_reorder2): New.
(rs6000_sched_reorder2): Call new function for Power9 specific
reordering.
(insn_must_be_first_in_group): Remove Power9.
(insn_must_be_last_in_group): Likewise.
(force_new_group): Likewise.
(rs6000_sched_init): Fix initialization of last_scheduled_insn.
Initialize divide_cnt/vec_load_pendulum.
(_rs6000_sched_context, rs6000_init_sched_context,
rs6000_set_sched_context): Handle context save/restore of new
variables.
2016-06-28 Richard Biener <rguenther@suse.de>
* tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
COMPONENT_REF operand.
(nonoverlapping_component_refs_p): Likewise.
* stor-layout.c (start_bitfield_representative): Mark
DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
2016-06-28 Jakub Jelinek <jakub@redhat.com>
* Makefile.in: Don't cat ../stage_current if it does not exist.
* doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
last argument is a bit-field.
PR rtl-optimization/71673
* internal-fn.c (expand_arith_overflow_result_store): Use
OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
expand_simple_binop.
PR middle-end/66867
* builtins.c (expand_ifn_atomic_compare_exchange_into_call,
expand_ifn_atomic_compare_exchange): New functions.
* internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
* tree.h (build_call_expr_internal_loc): Rename to ...
(build_call_expr_internal_loc_array): ... this. Fix up type of
last argument.
* internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
* predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
ATOMIC_COMPARE_EXCHANGE result.
* builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
* gimple-fold.h (optimize_atomic_compare_exchange_p,
fold_builtin_atomic_compare_exchange): New prototypes.
* gimple-fold.c (optimize_atomic_compare_exchange_p,
fold_builtin_atomic_compare_exchange): New functions..
* tree-ssa.c (execute_update_addresses_taken): If
optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
of call when finding addressable vars, and if such var becomes
non-addressable, call fold_builtin_atomic_compare_exchange.
2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
PR target/71670
* config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
* config/rs6000/rs6000.md ('type' attribute): Add
veclogical,veccmpfx,vecexts,vecmove insn types.
(*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
(*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
*nabs<mode>2_hw): Change type to vecmove.
(*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
*boolcc<mode>3_internal, *eqv<mode>3_internal,
*one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
*ieee_128bit_vsx_abs<mode>2_internal,
*ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
*ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
*ieee128_mtvsrd_32bit): Change type to veclogical.
(mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
*movdi_internal32, *movdi_internal64): Update insn types.
* config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
vsx_extract_<mode>): Change type to veclogical.
(*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
(vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
*vsx_sign_extend_si_v2di): Change type to vecexts.
* config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
type to veclogical.
(*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
*altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
*altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
(*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
* config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
* config/rs6000/40x.md (ppc405-float): Add fpsimple.
* config/rs6000/440.md (ppc440-fp): Add fpsimple.
* config/rs6000/476.md (ppc476-fp): Add fpsimple.
* config/rs6000/601.md (ppc601-fp): Add fpsimple.
* config/rs6000/603.md (ppc603-fp): Add fpsimple.
* config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
* config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
(ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
* config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
(ppc7450-vecsimple): Add veclogical, vecmove.
(ppc7450-veccmp): Add veccmpfx.
* config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
vecmove.
(ppc8540_vector_compare): Add veccmpfx.
* config/rs6000/a2.md (ppca2-fp): Add fpsimple.
* config/rs6000/cell.md (cell-fp): Add fpsimple.
(cell-vecsimple): Add veclogical, vecmove.
(cell-veccmp): Add veccmpfx.
* config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
* config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
veccmpfx.
* config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
* config/rs6000/power4.md (power4-fp): Add fpsimple.
(power4-vecsimple): Add veclogical, vecmove.
(power4-veccmp): Add veccmpfx.
* config/rs6000/power5.md (power5-fp): Add fpsimple.
* config/rs6000/power6.md (power6-fp): Add fpsimple.
(power6-vecsimple): Add veclogical, vecmove.
(power6-veccmp): Add veccmpfx.
* config/rs6000/power7.md (power7-fp): Add fpsimple.
(power7-vecsimple): Add veclogical, vecmove, veccmpfx.
* config/rs6000/power8.md (power8-fp): Add fpsimple.
(power8-vecsimple): Add veclogical, vecmove, veccmpfx.
* config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
* config/rs6000/titan.md (titan_fp): Add fpsimple.
* config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
fpsimple.
* config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
PR target/71656
* config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
OPTION_MASK_P9_DFORM_VECTOR.
* config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
disable -mpower9-dform-vector when using reload.
(quad_address_p): Remove 'gpr_p' argument and all associated code.
New 'strict' argument. Update all callers. Add strict addressing
support.
(rs6000_legitimate_offset_address_p): Remove call to
virtual_stack_registers_memory_p.
(rs6000_legitimize_reload_address): Add quad address support.
(rs6000_legitimate_address_p): Move call to quad_address_p above
call to virtual_stack_registers_memory_p. Adjust quad_address_p args
to account for new strict usage.
(rs6000_output_move_128bit): Adjust quad_address_p args to account
for new strict usage.
* config/rs6000/predicates.md (quad_memory_operand): Likewise.
2016-06-26 Uros Bizjak <ubizjak@gmail.com>
PR target/70902
PR target/71453
PR target/71555
PR target/71596
PR target/71657
* config/i386/i386.c (ix86_spill_class): Disable condition to
always return NO_REGS.
2016-06-26 Jan Hubicka <hubicka@ucw.cz>
* predict.c: Include gimple-pretty-print.h
(predicted_by_loop_heuristics_p): Check also
PRED_LOOP_EXIT_WITH_RECURSION
(predict_loops): Find self recursive calls and use special purpose
predictors for them; dump log about decisions.
(pass_profile::execute): Dump info about #of iterations.
* predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
(PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
2016-06-26 John David Anglin <danglin@gcc.gnu.org>
* config/pa/pa.c (pa_output_indirect_call): Rework to combine
output_asm_insn calls and shorten long lines. Output .CALL
argument descriptor using pa_output_arg_descriptor. Add various
inline $$dyncall and other optimizations.
(pa_attr_length_indirect_call): Adjust ordering and lengths.
2016-06-25 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/71643
* tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
EH preds.
* tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
leak a bitmap if dep_bb is NULL.
PR tree-optimization/71631
* tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
to rewrite_expr_tree even if negate_result, move new_lhs var
declaration and initialization earlier, for powi_result set afterwards
new_lhs to lhs. For negate_result, use new_lhs instead of tmp
if new_lhs != lhs, and don't shadow gsi var.
2016-06-24 Jan Hubicka <hubicka@ucw.cz>
* predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
Add in_loop parameter.
(predict_loops): Add loop guard heuristics.
* predict.def (PRED_LOOP_GUARD): New heuristics.
2016-06-24 Jan Hubicka <hubicka@ucw.cz>
* predict.c: Include ipa-utils.h
(tree_bb_level_prediction): Predict recursive calls.
(tree_estimate_probability_bb): Skip inexpensive calls for call
predictor.
* predict.def (PRED_RECURSIVE_CALL): New.
2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
* config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
(BU_FLOAT128_1): Likewise.
(FABSQ): Likewise.
(COPYSIGNQ): Likewise.
(RS6000_BUILTIN_NANQ): Likewise.
(RS6000_BUILTIN_NANSQ): Likewise.
(RS6000_BUILTIN_INFQ): Likewise.
(RS6000_BUILTIN_HUGE_VALQ): Likewise.
* config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
(TARGET_FOLD_BUILTIN): New #define.
(rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
(rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
(rs6000_fold_builtin): New target hook implementation, handling
folding of 128-bit NaNs and infinities.
(rs6000_init_builtins): Initialize const_str_type_node; ensure all
entries are filled in to avoid problems during bootstrap
self-test; define builtins for 128-bit NaNs and infinities.
(rs6000_opt_mask): Add entry for float128.
* config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
(RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
(rs6000_builtin_type_index): Add RS6000_BTI_const_str.
(const_str_type_node): New #define.
* config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
to a define_expand that dispatches to either copysign<mode>3_soft
or copysign<mode>3_hard.
(copysign<mode>3_hard): Rename from copysign<mode>3.
(copysign<mode>3_soft): New define_insn.
* doc/extend.texi: Document new builtins.
2016-06-24 Jakub Jelinek <jakub@redhat.com>
* cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
PRIu64 instead of lu.
2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
PR debug/71642
* tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
copy the type name.
2016-06-24 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/71647
* omp-low.c (lower_rec_input_clauses): Convert
omp_clause_aligned_alignment (c) to size_type_node for the
last argument of __builtin_assume_aligned.
2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
* configure.ac (calling ___tls_get_addr via GOT): New
assembler/linker check.
(HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
assembler and linker supports calling ___tls_get_addr via GOT.
Otherise, defined to 0.
* config.in: Regenerated.
* configure: Likewise.
* config/i386/constraints.md (Yb): New constraint.
* config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
(REG_CLASS_NAMES): Likewise.
(REG_CLASS_CONTENTS): Likewise.
* config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
the b constraint with the Yb constraint. Call ___tls_get_addr
via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
is 1.
(*tls_local_dynamic_base_32_gnu): Likewise.
(*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
(*tls_local_dynamic_base_64_<mode>): Likewise.
2016-06-24 Martin Liska <mliska@suse.cz>
* cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
* cfgloop.h: Change 'struct loop' to 'const struct loop' for a
few functions.
* cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
argument to true if the expected number of iterations is
loop-based.
2016-06-24 Uros Bizjak <ubizjak@gmail.com>
* configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
assemble for 32bit target.
(HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
and $ld_ix86_gld_32_opt to link for 32bit target.
(HAVE_AS_IX86_TLSLDMPLT): Ditto.
* configure: Regenerate.
2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* config/arm/arm.c (int_log2): Delete definition and prototype.
(shift_op): Use exact_log2 instead of int_log2.
(vfp3_const_double_for_fract_bits): Likewise.
2016-06-24 Jakub Jelinek <jakub@redhat.com>
* internal-fn.c (expand_arith_set_overflow): New function.
(expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
Use it.
(expand_arith_overflow_result_store): Likewise. Handle precision
smaller than mode precision.
* tree-vrp.c (extract_range_basic): For imag part, handle
properly signed 1-bit precision result.
* doc/extend.texi (__builtin_add_overflow): Document that last
argument can't be pointer to enumerated or boolean type.
(__builtin_add_overflow_p): Document that last argument can't
have enumerated or boolean type.
2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
Bill Schmidt <wschmidt@linux.vnet.ibm.com>
* config/rs6000/predicates.md (splat_input_operand): Rework.
Don't allow constants, since the insns that use this predicate
don't support constants. Constants are handled by other insns
that are created via combine. During and after register
allocation, only allow indexed or indirect addresses, and not
general addresses. Only allow modes supported by the hardware.
* config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
comment. Move check for using VSPLTIS<x> to a common location,
instead of doing it in two different places.
2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
* config/i386/driver-i386.c (host_detect_local_cpu): Set
PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
<case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
signature_CENTAUR_ebx.
2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
PR target/66232
PR target/67400
* configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
(as_ix86_gas_32_opt): This.
(ld_ix86_tls_ldm_opt): Renamed to ...
(ld_ix86_gld_32_opt): This.
(R_386_TLS_LDM reloc): Updated.
(R_386_GOT32X reloc): New assembler/linker check.
(HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
defined to 0.
* config.in: Regenerated.
* configure: Likewise.
* config/i386/i386.c (ix86_force_load_from_GOT_p): Return
true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
(ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
if ix86_force_load_from_GOT_p returns true.
(ix86_print_operand_address_as): Also support UNSPEC_GOT if
ix86_force_load_from_GOT_p returns true.
(ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
the external function address via the GOT slot.
(ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
HAVE_AS_IX86_GOT32X before returning false.
(ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
32-bit mode if ix86_nopic_noplt_attribute_p returns true.
2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
* tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
2016-06-23 Andi Kleen <ak@linux.intel.com>
* Makefile.in: Regenerate.
* doc/install.texi: Document autoprofiledbootstrap.
2016-06-23 Andi Kleen <ak@linux.intel.com>
* config/i386/gcc-auto-profile: New file.
2016-06-23 Martin Liska <mliska@suse.cz>
PR middle-end/71619
* predict.c (predict_loops): Revert the hunk that was removed
in r237103.
2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
* config.gcc: Add support for arm*-*-phoenix* targets.
* config/arm/t-phoenix: New.
* config/phoenix.h: New.
2016-06-23 Uros Bizjak <ubizjak@gmail.com>
H.J. Lu <hongjiu.lu@intel.com>
PR target/67400
* config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
* config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
(ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
ix86_force_load_from_GOT_p returns true.
(ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
ix86_force_load_from_GOT_p returns true.
(ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
ix86_force_load_from_GOT_p returns true.
(ix86_expand_move): Load the external function address via the
GOT slot if ix86_force_load_from_GOT_p returns true.
* config/i386/predicates.md (x86_64_immediate_operand): Return
false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
(x86_64_zext_immediate_operand): Ditto.
2016-06-22 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
2016-06-22 David Malcolm <dmalcolm@redhat.com>
PR c/70339
* diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
* diagnostic.c (pedwarn_at_rich_loc): New function.
* spellcheck.h (best_match::best_match): Add a
"best_distance_so_far" optional parameter.
(best_match::set_best_so_far): New method.
(best_match::get_best_distance): New accessor.
(best_match::get_best_candidate_length): New accessor.
2016-06-22 Nick Clifton <nickc@redhat.com>
* dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
place of GET_MODE_CLASS() == MODE_INT, so that partial integer
modes are accepted as well.
(ucompare_loc_descriptor): Likewise.
(minmax_loc_descriptor): Likewise.
(clz_loc_descriptor): Likewise.
(popcount_loc_descriptor): Likewise.
(bswap_loc_descriptor): Likewise.
(rotate_loc_descriptor): Likewise.
(mem_loc_descriptor): Likewise.
(loc_descriptor): Likewise.
2016-06-22 David Malcolm <dmalcolm@redhat.com>
* common.opt (fdiagnostics-parseable-fixits): New option.
* diagnostic.c: Include "selftest.h".
(print_escaped_string): New function.
(print_parseable_fixits): New function.
(diagnostic_report_diagnostic): Call print_parseable_fixits.
(selftest::assert_print_escaped_string): New function.
(ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
(selftest::test_print_escaped_string): New function.
(selftest::test_print_parseable_fixits_none): New function.
(selftest::test_print_parseable_fixits_insert): New function.
(selftest::test_print_parseable_fixits_remove): New function.
(selftest::test_print_parseable_fixits_replace): New function.
(selftest::diagnostic_c_tests): New function.
* diagnostic.h (struct diagnostic_context): Add field
"parseable_fixits_p".
* doc/invoke.texi (Diagnostic Message Formatting Options): Add
-fdiagnostics-parseable-fixits.
(-fdiagnostics-parseable-fixits): New option.
* opts.c (common_handle_option): Handle
-fdiagnostics-parseable-fixits.
* selftest-run-tests.c (selftest::run_tests): Call
selftest::diagnostic_c_tests.
* selftest.h (selftest::diagnostic_c_tests): New prototype.
2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
PR tree-optimization/71488
* tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
comparison of boolean vectors.
* tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
of boolean vectors using bitwise operations.
2016-06-22 Andreas Schwab <schwab@suse.de>
* config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
Remove declaration.
2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
* function.c (assign_parm_setup_reg): Prevent sharing in another case.
2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
* config/i386/i386.c (print_reg): Emit an error message on attempt to
print FLAGS_REG.
2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* config/arm/arm.c (arm_cortex_a73_tune): New struct.
* config/arm/arm-cores.def (cortex-a73): New entry.
(cortex-a73.cortex-a35): Likewise.
(cortex-a73.cortex-a53): Likewise.
* config/arm/arm-tables.opt: Regenerate.
* config/arm/arm-tune.md: Likewise.
* config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
* config/arm/t-aprofile: Handle mcpu=cortex-a73,
mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
* doc/invoke.texi (ARM Options): Document cortex-a73,
cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* config/aarch64/aarch64.c (cortexa73_tunings): New struct.
* config/aarch64/aarch64-cores.def (cortex-a73): New entry.
(cortex-a73.cortex-a35): Likewise.
(cortex-a73.cortex-a53): Likewise.
* config/aarch64/aarch64-tune.md: Regenerate.
* doc/invoke.texi (AArch64 Options): Document cortex-a73,
cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
-mcpu and -mtune.
2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* configure.ac (gcc_cv_as_compress_debug): Remove
--compress-debug-sections as extra as switch.
Handle gas --compress-debug-sections=type.
(gcc_cv_ld_compess_debug): Remove bogus ld_date check.
Handle gld --compress-debug-sections=type.
* configure: Regenerate.
2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
* bb-reorder.c (pass_partition_blocks::gate): Update comment.
2016-06-21 John David Anglin <danglin@gcc.gnu.org>
* gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
(do_rewrite): likewise.
2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* common/config/mep/mep-common.c: Remove.
* config.gcc: Remove mep-* support.
* config/mep/constraints.md: Remove.
* config/mep/default.h: Remove.
* config/mep/intrinsics.h: Remove.
* config/mep/intrinsics.md: Remove.
* config/mep/ivc2-template.h: Remove.
* config/mep/mep-c5.cpu: Remove.
* config/mep/mep-core.cpu: Remove.
* config/mep/mep-default.cpu: Remove.
* config/mep/mep-ext-cop.cpu: Remove.
* config/mep/mep-intrin.h: Remove.
* config/mep/mep-ivc2.cpu: Remove.
* config/mep/mep-pragma.c: Remove.
* config/mep/mep-protos.h: Remove.
* config/mep/mep.c: Remove.
* config/mep/mep.cpu: Remove.
* config/mep/mep.h: Remove.
* config/mep/mep.md: Remove.
* config/mep/mep.opt: Remove.
* config/mep/predicates.md: Remove.
* config/mep/t-mep: Remove.
* doc/install.texi: Remove mep-* documentation.
* doc/md.texi: Likewise.
2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* config.gcc: Remove support for avr-rtems.
* config/avr/gen-avr-mmcu-specs.c: Likewise.
* config/avr/rtems.h: Remove.
* config/avr/t-rtems: Remove.
2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* config.gcc: Remove m32r-rtems support.
* config/m32r/rtems.h: Remove.
2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* config.gcc: Remove h8300-rtems support.
* config/h8300/rtems.h: Remove.
* config/h8300/t-rtems: Remove.
2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* config.gcc: Remove support for knetbsd.
* configure.ac: Likewise.
* config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
* config/knetbsd-gnu.h: Remove.
* configure: Regenerate.
2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* config.gcc: Remove support for openbsd 2 and 3.
* config/openbsd-oldgas.h: Remove.
2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* config.gcc: Remove interix support.
* config/i386/i386-interix.h: Remove.
* config/i386/interix.opt: Remove.
* config/i386/t-interix: Remove.
* configure: Regenerate.
* configure.ac: Remove interix support.
* doc/install.texi: Remove interix documentation.
2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
* config/rs6000/rs6000.h: Add conditional preprocessing directives
to disable Power9-specific compiler features if HAVE_AS_POWER9 is
not defined.
2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
* tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
they are both PLACEHOLDER_EXPRs.
2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
* stor-layout.c (layout_type): Move setting complex MODE to
layout_type, instead of setting it ahead of time by the caller.
* tree.c (build_complex_type): Likewise.
2016-06-21 Martin Liska <mliska@suse.cz>
* predict.c (force_edge_cold): Replace imposisble with
impossible.
2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
* config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
* config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
* config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
Ilya Enkovich <ilya.enkovich@intel.com>
PR target/71549
* config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
New member function to convert V1TImode register to SUBREG
TImode in debug insn.
(timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
after changing register mode to V1TImode.
2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
* config/aarch64/aarch64-cores.def (vulcan): New core.
* config/aarch64/aarch64-tune.md: Regenerate.
* doc/invoke.texi: Document vulcan as an available option.
2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
* cse.c (canon_asm_operands): New function extracted from...
(canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
either standalone or member of a PARALLEL.
2016-06-21 Georg-Johann Lay <avr@gjlay.de>
PR target/30417
* config/avr/gen-avr-mmcu-specs.c (print_mcu):
[*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
[*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
2016-06-21 Georg-Johann Lay <avr@gjlay.de>
PR target/71103
* config/avr/avr.md (movqi): Only handle loading subreg:qi of
constant addresses if can_create_pseudo_p.
2016-06-21 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/71588
* tree-ssa-strlen.c (valid_builtin_call): New function.
(adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
it.
2016-06-20 Jakub Jelinek <jakub@redhat.com>
PR middle-end/71581
* tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
for conversion of scalar user var to complex type and use the
underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
punt.
PR rtl-optimization/71591
* toplev.c (toplev::run_self_tests): If no_backend, complain and
don't run any tests.
2016-06-20 Hans-Peter Nilsson <hp@axis.com>
PR target/71571
* config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
delay-slot "nop" for PIC with CRIS v32. Also add missing leading
space for PIC with non-v32 and the common non-PIC "jump".
2016-06-20 Jakub Jelinek <jakub@redhat.com>
PR target/71559
* config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
returned values and add UN*/LTGT/*ORDERED cases with values matching
D operand modifier on vcmp for AVX.
2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
* config/aarch64/aarch64.opt
(mpc-relative-literal-loads): Rename internal option name.
* config/aarch64/aarch64.c
(aarch64_nopcrelative_literal_loads): Rename to
aarch64_pcrelative_literal_loads.
(aarch64_expand_mov_immediate): Likewise.
(aarch64_secondary_reload): Likewise.
(aarch64_can_use_per_function_literal_pools_p): Likewise.
(aarch64_override_options_after_change_1): Rename and simplify logic.
(aarch64_classify_symbol): Merge large model checks into switch,
remove pc-relative load check.
2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
* config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
costs relative to the cost of a register move.
2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
* config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
(vcvt_n_f64_u64): Likewise.
(vcvt_n_s64_f64): Likewise.
(vcvt_n_u64_f64): Likewise.
(vcvt_f64_s64): Likewise.
(vrecpe_f64): Likewise.
(vcvt_f64_u64): Likewise.
(vrecps_f64): Likewise.
2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
* config/aarch64/aarch64.md
(<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
iterators.
(<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
attributes.
* config/aarch64/aarch64-builtins.c
(aarch64_types_binop_uss_qualifiers): Delete.
(TYPES_BINOP_USS): Likewise.
(aarch64_types_binop_sus_qualifiers): Likewise.
(TYPES_BINOP_SUS): Likewise.
(aarch64_types_fcvt_from_unsigned_qualifiers): New.
(TYPES_FCVTIMM_SUS): Likewise.
* config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
rather than BINOP.
(ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
(fcvtzs): Use SHIFTIMM rather than BINOP.
(fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
* config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
costs relative to the cost of a register move.
2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
* config/aarch64/aarch64.c (aarch64_modes_tieable_p):
Allow scalar/single vector modes to be tieable.
2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
* config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
"alignement".
* tree.h (TYPE_ALIGN): Likewise.
2016-06-20 Georg-Johann Lay <avr@gjlay.de>
PR target/71103
* config/avr/avr.md (movqi): Handle loading subreg:qi (const).
2016-06-20 Georg-Johann Lay <avr@gjlay.de>
* config/avr/avr.c (avr_print_operand): Fix "format not a string
literal" build warnings.
(avr_print_operand_address): Dito.
2016-06-19 David Edelsohn <dje.gcc@gmail.com>
PR target/71375
* config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
* config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
2016-06-18 John David Anglin <danglin@gcc.gnu.org>
* config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
PR bootstrap/71435
* reload1.c (reload): Pass 0 to finish_spills when called because
update_eliminables_and_spill returns true and remove did_spill.
(finish_spills): Adjust comment and document GLOBAL parameter.
2016-06-17 DJ Delorie <dj@redhat.com>
PR target/71338
* config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
* config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
(umulqihi3_virt): Likewise.
* config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
(umulqihi3_real): Likewise.
2016-06-17 Martin Liska <mliska@suse.cz>
* tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
2016-06-17 Martin Liska <mliska@suse.cz>
* predict.def: PRED_LOOP_EXIT from 92 to 85.
2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
* config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
__FAST_MATH__.
(vaddq_f32): Likewise.
(vmul_f32): Likewise.
(vmulq_f32): Likewise.
(vsub_f32): Likewise.
(vsubq_f32): Likewise.
2016-06-17 Bin Cheng <bin.cheng@arm.com>
PR tree-optimization/71347
* tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
cost for all uses in group.
2016-06-17 Bin Cheng <bin.cheng@arm.com>
* tree-vect-loop.c (vect_create_epilog_for_reduction): Only
insert gimple seq if it's not empty.
2016-06-17 Bin Cheng <bin.cheng@arm.com>
* tree-vectorizer.h (struct dr_with_seg_len): Remove class
member OFFSET.
* tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
rather than OFFSET.
(comp_dr_with_seg_len_pair): Ditto.
(vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
struct dr_with_seg_len_pair against DR_OFFSET.
* tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
DR_OFFSET directly.
2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
* config/aarch64/geniterators.sh: Handle parenthesised conditions.
2016-06-16 John David Anglin <danglin@gcc.gnu.org>
* config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
(pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
(pa_output_millicode_call): Likewise.
(pa_output_call): Likewise.
(pa_output_indirect_call): Likewise.
(pa_asm_output_mi_thunk): Likewise.
2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
* doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
2016-06-16 Martin Liska <mliska@suse.cz>
* predict.c (combine_predictions_for_insn): When we find a first
match predictor, we should consider just predictors with
PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
DS theory predictor.
(combine_predictions_for_bb): Likewise.
2016-06-16 Jakub Jelinek <jakub@redhat.com>
* gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
with base of reference to struct.
2016-06-16 Uros Bizjak <ubizjak@gmail.com>
* doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
PR target/71151
* config/avr/avr.c (avr_asm_init_sections): Remove setup of
progmem_swtable_section.
(progmem_swtable_section): Remove.
(avr_asm_function_rodata_section): Remove.
(TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
* config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
* config/i386/driver-i386.c (host_detect_local_cpu): Set
PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
<case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
signature_CENTAUR_ebx.
* config/i386/i386.c (ix86_option_override_internal): Add
definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
* doc/invoke.texi (x86 Options): Document new VIA -march entries.
2016-06-16 Martin Liska <mliska@suse.cz>
* predict.def: Add fortran loop preheader predictor.
* gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
fold IFN_BUILTIN_EXPECT with a known constant argument.
2016-06-16 Martin Liska <mliska@suse.cz>
* predict.def: Add 'Fortran' to display text of all
PRED_FORTRAN_* predictors.
2016-06-16 Uros Bizjak <ubizjak@gmail.com>
PR target/71242
* config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
[IA64_BUILTIN_NANSQ]: Ditto.
(ia64_fold_builtin): New function.
(TARGET_FOLD_BUILTIN): New define.
(ia64_init_builtins) Declare const_string_type node.
Add __builtin_nanq and __builtin_nansq builtin functions.
(ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
2016-06-16 Nick Clifton <nickc@redhat.com>
* config/msp430/msp430-opts.h (msp430_hwmult_types): Add
MSP430_HWMULT_ prefix to enum values.
(msp430_regions): Add MSP430_REGION_ prefix to enum values.
* config/msp430/msp430.c: Update use of enum values.
* config/msp430/msp430.md: Likewise.
* config/msp430/msp430.opt: Likewise.
2016-06-16 Jan Hubicka <hubicka@ucw.cz>
* tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
of comparsions in the last iteration.
2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
Joern Rennecke <joern.rennecke@embecosm.com>
* config/arc/arc.c (arc_print_operand_address): Handle pc-relative
addresses.
(arc_needs_pcl_p): Add GOTOFFPC.
(arc_legitimate_pic_addr_p): Likewise.
(arc_output_pic_addr_const): Likewise.
(arc_legitimize_pic_address): Generate a pc-relative address using
GOTOFFPC.
(arc_output_libcall): Use @pcl syntax.
(arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
* config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
(*movsi_insn): Use @pcl syntax.
(doloop_begin_i): Likewise.
2016-06-16 Martin Liska <mliska@suse.cz>
* predict.def: Define a new predictor.
2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
* config/arc/arc.opt (mtp-regno): Update text.
2016-06-16 Renlin Li <renlin.li@arm.com>
* config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
2016-06-16 Jakub Jelinek <jakub@redhat.com>
PR target/71554
* config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
(setcc + and peephole2): Likewise.
PR rtl-optimization/71532
* cse.c (cse_insn): For const/pure calls, invalidate argument passing
memory slots.
2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
* config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
DImode constants with XXSPLTIB in vector registers.
(vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
vsx_extract_<mode>_internal{1,2} into a single insn that handles
direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
extraction of the element at the top of the register as a scalar
value.
(vsx_extract_<mode>_internal1): Likewise.
(vsx_extract_<mode>_internal2): Likewise.
* config/rs6000/constraints.md (wi constraint): Remove a comment
about DImode not being allowed in Altivec registers.
(wB constraint): New constraint for constants that can be
generated in Altivec registers with VSPLTISW/VUPKHSW.
* config/rs6000/predicates.md (xxspltib_constant_split): Update
comments.
(xxspltib_constant_nosplit): Likewise.
* config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
support for -mupper-regs-di to enable DImode to go into Altivec
registers.
(POWERPC_MASKS): Likewise.
(power7 cpu): Likewise.
* config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
* config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
for DImode being allowed in Altivec registers. Update wi/wj
constraints. Set scalar_in_vmx_p flag.
(rs6000_option_override_internal): Add checks for -mupper-regs-di.
(xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
(rs6000_opt_masks): Add -mupper-regs-di.
* config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
direct move to use wi and not wj.
(lfiwzx): Likewise.
(floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
alternative.
(floatunssi<mode>2_lfiwzx_mem): Likewise.
(fix_trunc<mode>di2_fctidz): Change second alternative to allow
any VSX register, instead of just Altivec registers, to allow
either operand to be an Altivec register or both.
(fixuns_trunc<mode>di2_fctiduz): Likewise.
(movdi_internal32): Add support for -mupper-regs-di. Add support
to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
the alternatives and attributes to be lined up to be easier to
read.
(movdi_internal64): Likewise.
(64-bit DImode splitters): Change predicates to only split loading
up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
load constants in ISA 3.0 or ISA 2.07 respectively.
* doc/invoke.texi (RS/6000 and PowerPC Options): Document
-mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
mention -mcpu=power9 sets these options.
* doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
wB constraint.
2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
PR target/67353
* config/avr/avr.c (avr_set_current_function): Warn misspelled
interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
* config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
by default to warn misspelled interrupt/ signal handler.
* doc/invoke.texi (AVR Options): Document it. Update description
for -nodevicelib option.
2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
up parentheses. Use GET_MODE_UNIT_BITSIZE.
(aarch64_<sur>shll2_n<mode>): Likewise.
2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
PR middle-end/71529
* ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
DECL_CONTEXT for copied arguments.
2016-06-15 Alan Hayward <alan.hayward@arm.com>
PR tree-optimization/71483
* tree-vect-loop.c (vectorizable_live_operation): Pick correct index
for slp
2016-06-15 Martin Liska <mliska@suse.cz>
* predict.c (tree_predict_by_opcode): Call predict_edge_def
instead of predict_edge w/o a probability.
2016-06-15 Alan Hayward <alan.hayward@arm.com>
PR tree-optimization/71439
* tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
live PHIs.
2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
register subregs in SET_SRC.
2016-06-15 Richard Biener <rguenther@suse.de>
* tree-vect-stmts.c (vectorizable_store): Remove strided grouped
store restrictions.
2016-06-15 Richard Biener <rguenther@suse.de>
* tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
not consider dependences between accesses that belong to the
same group.
(vect_analyze_data_ref_dependences): Do not analyze read-read
or self-dependences.
2016-06-14 David Malcolm <dmalcolm@redhat.com>
* spellcheck-tree.c: Include spellcheck-tree.h rather than
spellcheck.h.
(find_closest_identifier): Reimplement in terms of
best_match<tree,tree>.
* spellcheck-tree.h: New file.
* spellcheck.c (struct edit_distance_traits<const char *>): New
struct.
(find_closest_string): Reimplement in terms of
best_match<const char *, const char *>.
* spellcheck.h (levenshtein_distance): Move prototype of tree-based
overload to spellcheck-tree.h.
(find_closest_identifier): Likewise.
(struct edit_distance_traits<T>): New template.
(class best_match): New class.
2016-06-14 David Malcolm <dmalcolm@redhat.com>
* selftest-run-tests.c (selftest::run_tests): Call
selftest::spellcheck_tree_c_tests.
* selftest.h (selftest::spellcheck_tree_c_tests): New decl.
* spellcheck-tree.c: Include selftest.h and stringpool.h.
(selftest::test_find_closest_identifier): New function.
(selftest::spellcheck_tree_c_tests): New function.
* spellcheck.c (selftest::test_find_closest_string): Verify that
the order of the vec does not affect the results for this case.
(selftest::test_data): New array.
(selftest::test_metric_conditions): New function.
(selftest::spellcheck_c_tests): Add a test of case-comparison.
Call selftest::test_metric_conditions.
2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
* config/rs6000/rs6000-builtin.def (commentary): Typo.
(BU_P9_MISC_1): Likewise.
(BU_P9_64BIT_MISC_0): Likewise.
(BU_P9_MISC_0): Likewise.
2016-06-14 David Malcolm <dmalcolm@redhat.com>
* gcc-rich-location.c
(gcc_rich_location::add_fixit_misspelled_id): New method.
* gcc-rich-location.h
(gcc_rich_location::add_fixit_misspelled_id): Add decl.
2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
* config/arm/freebsd.h: Only enable unaligned access for armv6 on
FreeBSD 11 and above.
2016-06-14 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* expmed.h: Close parenthesis in "at your option" in copyright
boilerplate.
* lower-subreg.h: Likewise.
2016-06-14 Richard Biener <rguenther@suse.de>
PR middle-end/71526
* genmatch.c (expr::gen_transform): Use in_type for comparisons
if available.
2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
New function.
(aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
mask+shift version.
* config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
New prototype.
* config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
matching condition with aarch64_mask_and_shift_for_ubfiz_p.
2016-06-14 Richard Biener <rguenther@suse.de>
PR tree-optimization/71522
* tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
copying into float copying.
2016-06-14 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/71520
* tree-ssa-tail-merge.c (find_duplicate): Handle labels.
(replace_block_by): Move user labels from bb1 to bb2.
2016-06-14 Richard Biener <rguenther@suse.de>
PR middle-end/71310
PR bootstrap/71510
* expr.h (get_bit_range): Declare.
* expr.c (get_bit_range): Export.
* fold-const.c (optimize_bit_field_compare): Use get_bit_range and
word_mode again to constrain the bitfield access.
2016-06-14 Richard Biener <rguenther@suse.de>
PR tree-optimization/71521
* tree-vrp.c (extract_range_from_binary_expr_1): Guard
division int_const_binop against zero divisor.
2016-06-13 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (signbittf2): New expander.
* config/i386/sse.md (ptesttf2): New insn pattern.
2016-06-13 David Malcolm <dmalcolm@redhat.com>
PR bootstrap/71481
* input.c (selftest::test_reading_source_line): Avoid reading from
__FILE__ by creating a tempfile with known content and reading
from that instead.
2016-06-13 David Malcolm <dmalcolm@redhat.com>
* pretty-print.c (assert_pp_format_colored): Skip the test if
GCC_COLORS is set.
(test_pp_format): Remove comment about GCC_COLORS.
2016-06-13 David Malcolm <dmalcolm@redhat.com>
* input.c (test_reading_source_line): Use SELFTEST_LOCATION.
* pretty-print.c (assert_pp_format_va): Add location param and use
it with ASSERT_STREQ_AT.
(assert_pp_format): Add location param and pass it to
assert_pp_format_va.
(assert_pp_format_colored): Likewise.
(ASSERT_PP_FORMAT_1): New.
(ASSERT_PP_FORMAT_2): New.
(ASSERT_PP_FORMAT_3): New.
(test_pp_format): Provide SELFTEST_LOCATION throughout, either
explicitly, or implicitly via the above macros.
* selftest.c (selftest::pass): Use a selftest::location rather
than file and line.
(selftest::fail): Likewise. Print the function name.
(selftest::fail_formatted): Likewise.
(selftest::assert_streq): Use a selftest::location rather than
file and line.
* selftest.h (selftest::location): New struct.
(SELFTEST_LOCATION): New macro.
(selftest::pass): Accept a const location & rather than file
and line.
(selftest::fail): Likewise.
(selftest::fail_formatted): Likewise.
(selftest::assert_streq): Likewise.
(ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
(ASSERT_FALSE): Likewise.
(ASSERT_EQ): Likewise.
(ASSERT_NE): Likewise.
(ASSERT_STREQ): Likewise.
(ASSERT_PRED1): Likewise.
(ASSERT_STREQ_AT): New macro.
2016-06-13 David Malcolm <dmalcolm@redhat.com>
* selftest.c (selftest::fail_formatted): New function.
(selftest::assert_streq): New function.
* selftest.h (selftests::fail_formatted): New decl.
(selftest::assert_streq): New decl.
(ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
2016-06-13 Jeff Law <law@redhat.com>
PR tree-optimization/71403
* tree-ssa-threadbackward.c
(convert_and_register_jump_thread_path): No longer accept reference
to path. Do not pop items off the path anymore.
(fsm_find_control_statement_thread_paths): Do not allow threading
to a deeper loop nest. Pop the last item off the path here rather
than in convert_and_register_jump_thread_path.
2016-06-13 Evandro Menezes <e.menezes@samsung.com>
Wilco Dijkstra <Wilco.Dijkstra@arm.com>
[AArch64] Emit division using the Newton series
* config/aarch64/aarch64-protos.h
(cpu_approx_modes): Add new member "division".
(aarch64_emit_approx_div): Declare new function.
* config/aarch64/aarch64.c
(generic_approx_modes): New member "division".
(exynosm1_approx_modes): Likewise.
(xgene1_approx_modes): Likewise.
(aarch64_emit_approx_div): Define new function.
* config/aarch64/aarch64.md ("div<mode>3"): New expansion.
* config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
* config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
* doc/invoke.texi (-mlow-precision-div): Describe new option.
2016-06-13 Evandro Menezes <e.menezes@samsung.com>
Wilco Dijkstra <wilco.dijkstra@arm.com>
[AArch64] Emit square root using the Newton series
* config/aarch64/aarch64-protos.h
(aarch64_emit_approx_rsqrt): Replace with new function
"aarch64_emit_approx_sqrt".
(cpu_approx_modes): New member "sqrt".
* config/aarch64/aarch64.c
(generic_approx_modes): New member "sqrt".
(exynosm1_approx_modes): Likewise.
(xgene1_approx_modes): Likewise.
(aarch64_emit_approx_rsqrt): Replace with new function
"aarch64_emit_approx_sqrt".
(aarch64_override_options_after_change_1): Handle new option.
* config/aarch64/aarch64-simd.md
(rsqrt<mode>2): Use new function instead.
(sqrt<mode>2): New expansion and insn definitions.
* config/aarch64/aarch64.md: Likewise.
* config/aarch64/aarch64.opt
(mlow-precision-sqrt): Add new option description.
* doc/invoke.texi (mlow-precision-sqrt): Likewise.
2016-06-13 Evandro Menezes <e.menezes@samsung.com>
[AArch64] Add more choices for the reciprocal square root approximation
Allow a target to prefer such operation depending on the operation mode.
* config/aarch64/aarch64-protos.h
(AARCH64_APPROX_MODE): New macro.
(AARCH64_APPROX_{NONE,ALL}): Likewise.
(cpu_approx_modes): New structure.
(tune_params): New member "approx_modes".
* config/aarch64/aarch64-tuning-flags.def
(AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
* config/aarch64/aarch64.c
(generic_approx_modes): New core "cpu_approx_modes" structure.
(exynosm1_approx_modes): Likewise.
(xgene1_approx_modes): Likewise.
(generic_tunings): New member "approx_modes".
(cortexa35_tunings): Likewise.
(cortexa53_tunings): Likewise.
(cortexa57_tunings): Likewise.
(cortexa72_tunings): Likewise.
(exynosm1_tunings): Likewise.
(thunderx_tunings): Likewise.
(xgene1_tunings): Likewise.
(use_rsqrt_p): New argument for the mode and use new member from
"tune_params".
(aarch64_builtin_reciprocal): Devise mode from builtin.
(aarch64_optab_supported_p): New argument for the mode.
* doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
* config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
RS6000_BTM_MODULO flag into the set of flags that are considered
to be part of the common configuration.
2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
* config/rs6000/altivec.h (vec_absd): New macro for vector absolute
difference unsigned.
(vec_absdb): New macro for vector absolute difference unsigned
byte.
(vec_absdh): New macro for vector absolute difference unsigned
half-word.
(vec_absdw): New macro for vector absolute difference unsigned word.
* config/rs6000/altivec.md (UNSPEC_VADU): New value.
(vadu<mode>3): New insn.
(*p9_vadu<mode>3): New insn.
* config/rs6000/rs6000-builtin.def (vadub): New built-in
definition.
(vaduh): New built-in definition.
(vaduw): New built-in definition.
(vadu): New overloaded built-in definition.
(vadub): New overloaded built-in definition.
(vaduh): New overloaded built-in definition.
(vaduw): New overloaded built-in definition.
* config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
overloaded vector absolute difference unsigned functions.
* doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
the ISA 3.0 vector absolute difference unsigned built-in functions.
2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
* tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
update shared_lookup_references only once after changing operands.
2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
PR middle-end/71373
* tree-nested.c (convert_nonlocal_omp_clauses)
(convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
* tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
* tree.def (CASE_LABEL_EXPR): Likewise.
2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
PR bootstrap/71481
* input.c (test_builtins): Fix an assertion.
2016-06-13 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
(paritysi2): Ditto.
(isinfxf2): Ditto.
(isinf<mode>2): Ditto.
2016-06-13 Uros Bizjak <ubizjak@gmail.com>
* ggc-tests.c (test_finalization): Only test need_finalization_p
for GCC_VERSION >= 4003.
2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
* config/s390/vecintrin.h: Fix file description in comment.
2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
* config/s390/s390-builtin-types.def: Change builtin type naming
scheme to match builtin-types.def.
2016-06-13 Marc Glisse <marc.glisse@inria.fr>
* fold-const.c (optimize_minmax_comparison): Remove.
(fold_comparison): Remove call to the above.
* match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
New transformations.
2016-06-13 Alan Hayward <alan.hayward@arm.com>
PR tree-optimization/71416
* tree-vect-loop.c (vectorizable_live_operation): Let worklist have
multiple entries
2016-06-13 Martin Liska <mliska@suse.cz>
* predict.c (enum predictor_reason): Prefix enum with REASON_.
(combine_predictions_for_insn): Likewise.
(prune_predictions_for_bb): Likewise.
(combine_predictions_for_bb): Likewise.
2016-06-13 Richard Biener <rguenther@suse.de>
PR tree-optimization/71505
* tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
assert match comment.
2016-06-13 Marek Polacek <polacek@redhat.com>
PR middle-end/71476
* gimplify.c (maybe_warn_switch_unreachable): Factored out of
gimplify_switch_expr.
(warn_switch_unreachable_r): New function.
2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
PR target/71379
* config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
one.
2016-06-13 Richard Biener <rguenther@suse.de>
PR middle-end/64516
* fold-const.c (fold_unary_loc): Preserve alignment when
folding a VIEW_CONVERT_EXPR into a MEM_REF.
2016-06-13 Martin Liska <mliska@suse.cz>
PR sanitizer/71458
* toplev.c (process_options): Do not enable -fcheck-pointer-bounds
w/ -fsanitize=bounds.
2016-06-12 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.c (ix86_init_builtins): Calculate
FLOAT128_FTYPE_CONST_STRING function type only once.
* doc/extend.texi (x86 Built-in Functions): Update text, __float128
built-in functions are available for x86-32 and x86-64 targets.
2016-06-12 Uros Bizjak <ubizjak@gmail.com>
PR target/71241
* config/i386/i386.i386-builtin-types.def (CONST_STRING):
New primitive type.
(FLOAT128_FTYPE_CONST_STRING): New function type.
* config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
[IX86_BUILTIN_NANSQ]: Ditto.
(ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
(ix86_init_builtin_types): Declare const_string_type_node.
(ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
builtin functions.
(ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
* doc/extend.texi (x86 Built-in Functions): Document
__builtin_nanq and __builtin_nansq.
2016-06-11 Jiong Wang <jiong.wang@arm.com>
PR target/71061
* config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
* config/arm/arm.c (arm_attr_length_pop_multi): New function to return
length for pop patterns.
(arm_attr_length_push_multi): Update comments.
* config/arm/arm.md (*load_multiple_with_writeback): Set "length"
attribute.
(*pop_multiple_with_writeback_and_return): Likewise.
(*pop_multiple_with_return): Likewise.
2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
PR middle-end/71310
* fold-const.c (optimize_bit_field_compare): Don't try to use
word_mode unconditionally for reading the bit field, look at
DECL_BIT_FIELD_REPRESENTATIVE instead.
2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
PR middle-end/71478
* tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
vector integer type.
2016-06-10 Jakub Jelinek <jakub@redhat.com>
PR middle-end/71494
* tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
without LABEL_DECL, set *handled_ops_p to false instead of true.
2016-06-10 Martin Sebor <msebor@redhat.com>
PR c/71392
* builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
(ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
* builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
them.
(BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
(BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
(BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
(BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
(BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
(BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
(BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
(BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
* config/arm/arm.h (pool_vector_label,
return_used_this_function): Remove.
2016-06-10 Jeff Law <law@redhat.com>
PR tree-optimization/71335
* tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
zero length paths here.
(convert_and_register_jump_thread_path): Remove hacks related to
duplicated blocks in the jump thread path.
(fsm_find_control_statement_thread_paths): Avoid putting the same
block on the thread path twice, but ensure the thread path is
unchanged from the caller's point of view.
2016-06-10 Jan Hubicka <hubicka@ucw.cz>
* predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
* predict.def (PRED_LOOP_BRANCH): Remove.
2016-06-10 David Malcolm <dmalcolm@redhat.com>
* Makefile.in (OBJS): Add ggc-tests.o.
(GTFILES): Add ggc-tests.c.
* ggc-tests.c: New file.
* selftest-run-tests.c (selftest::run_tests): Call
selftest::ggc_tests_c_tests.
* selftest.h (selftest::ggc_tests_c_tests): New prototype.
2016-06-10 Alexander Monakov <amonakov@ispras.ru>
* match.pd (-1 / B < A): Use :c to avoid pattern duplication.
2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
PR sanitizer/71480
* varasm.c (place_block_symbol): Adjust alignment for asan protected
STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
2016-06-10 Jan Hubicka <hubicka@ucw.cz>
* profile.c: Include cfgloop.h.
(branch_prob): Compute estimated number of iterations.
* tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
recompute estimate number of iterations from profile.
2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
PR inline-asm/68843
* reg-stack.c (check_asm_stack_operands): Explicit input arguments
must be grouped on top of stack. Don't force early clobber
on ordinary reg outputs.
2016-06-10 Richard Biener <rguenther@suse.de>
* targhooks.c (default_builtin_vectorization_cost): Adjust
vec_construct cost.
2016-06-10 Richard Biener <rguenther@suse.de>
* gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
to fold the RHS to a constant if possible.
2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
PR middle-end/71373
* tree-nested.c (convert_nonlocal_omp_clauses)
(convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
* gimplify.c (gimplify_adjust_omp_clauses): Discard
OMP_CLAUSE_TILE.
* omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
* omp-low.c (scan_sharing_clauses): Don't expect
OMP_CLAUSE__CACHE_.
2016-06-10 Alan Hayward <alan.hayward@arm.com>
PR tree-optimization/71407
PR tree-optimization/71416
* tree-vect-loop.c (vectorizable_live_operation): Use vectype for
BIT_FIELD_REF type.
2016-06-10 Richard Biener <rguenther@suse.de>
PR middle-end/71477
* cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
* df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
Jiong Wang <jiong.wang@arm.com>
PR rtl-optimization/70751
* lra-constraints.c (process_alt_operands): Recognize Non-pseudo
spilled into memory.
2016-06-09 Jonathan Yong <10walls@gmail.com>
Revert:
2015-09-21 Jonathan Yong <10walls@gmail.com>
* config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
sysroot/usr/lib/32api for additional win32 libraries,
fixes failing Cygwin bootstrapping.
2016-06-09 Marcin Baczyński <marbacz@gmail.com>
* diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
Delete.
2016-06-09 David Malcolm <dmalcolm@redhat.com>
PR bootstrap/71471
* pretty-print.c (pp_indent): Specify that %p is printed in a
host-dependent manner.
(test_pp_format): Remove the test for %p.
2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
* config/mips/mips.c (mips_output_jump): Fix formatting.
2016-06-09 Richard Biener <rguenther@suse.de>
PR tree-optimization/71462
* tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
removed blocks.
2016-06-09 Martin Liska <mliska@suse.cz>
* predict.c (dump_prediction): Add new argument.
(enum predictor_reason): New enum.
(struct predictor_hash): New struct.
(predictor_hash::hash): New function.
(predictor_hash::equal): Likewise.
(not_removed_prediction_p): New function.
(prune_predictions_for_bb): Likewise.
(combine_predictions_for_bb): Prune predictions.
2016-06-09 Martin Liska <mliska@suse.cz>
* predict.c (filter_predictions): New function.
(remove_predictions_associated_with_edge): Use the filter
function.
(equal_edge_p): New function.
2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
* doc/invoke.texi (ARM Options): Use lexicographical ordering.
Correct usage of @samp vs @option, add @samp where appropriate.
Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
Add armv6s-m and document it, as it is no official ARM name.
2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* ifcvt.c (struct noce_if_info): Add transform_name field.
(noce_try_move): Set if_info->transform_name to the function name.
(noce_try_ifelse_collapse): Likewise.
(noce_try_store_flag): Likewise.
(noce_try_inverse_constants): Likewise.
(noce_try_store_flag_constants): Likewise.
(noce_try_addcc): Likewise.
(noce_try_store_flag_mask): Likewise.
(noce_try_cmove): Likewise.
(noce_try_cmove_arith): Likewise.
(noce_try_minmax): Likewise.
(noce_try_abs): Likewise.
(noce_try_sign_mask): Likewise.
(noce_try_bitop): Likewise.
(noce_convert_multiple_sets): Likewise.
(noce_process_if_block): Print if_info->transform_name to
dump_file if transformation succeeded.
2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* config/arm/cortex-a57.md (cortex_a57_alu):
Handle csel type.
2016-06-08 Martin Sebor <msebor@redhat.com>
Jakub Jelinek <jakub@redhat.com>
PR c++/70507
PR c/68120
* builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
BUILT_IN_MUL_OVERFLOW_P): New builtins.
* builtins.c: Include gimple-fold.h.
(fold_builtin_arith_overflow): Handle
BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
(fold_builtin_3): Likewise.
* doc/extend.texi (Integer Overflow Builtins): Document
__builtin_{add,sub,mul}_overflow_p.
2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
* config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
* config/aarch64/aarch64.c (aarch64_function_arg_alignment):
Rewrite, looking one level down for records and arrays.
2016-06-08 David Malcolm <dmalcolm@redhat.com>
* pretty-print.c: Include "selftest.h".
(pp_format): Fix comment.
(identifier_to_locale): Likewise.
(selftest::test_basic_printing): New function.
(selftest::assert_pp_format): New function.
(selftest::test_pp_format): New function.
(selftest::pretty_print_c_tests): New function.
* selftest-run-tests.c (selftest::run_tests): Call
selftest::pretty_print_c_tests.
* selftest.h (pretty_print_c_tests): New declaration.
2016-06-07 Jan Hubicka <hubicka@ucw.cz>
* invoke.texi (max-loop-headers-insns): Document.
* params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
* tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
(ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
2016-06-08 Richard Biener <rguenther@suse.de>
* tree-vect-stmts.c (vectorizable_load): Remove restrictions
on strided SLP loads and fall back to scalar loads in case
we can't chunk them.
2016-06-08 Richard Biener <rguenther@suse.de>
PR tree-optimization/71452
* tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
type used for the SSA rewrite has enough precision to cover
the dynamic type of the location.
2016-06-08 Jakub Jelinek <jakub@redhat.com>
Richard Biener <rguenther@suse.de>
PR c++/71448
* fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
the same as DECL_P (base0) for indirect_base0. Use equality_code
in one further place.
2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
* expmed.c (store_bit_field_1): Do not restrict a multiword op0
to one word if the field is known to overlap other words.
(extract_bit_field_1): Likewise.
(store_split_bit_field): Remove compensating code.
(extract_split_bit_field): Likewise.
2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
PR debug/71432
PR ada/71413
* tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
2016-06-08 Jiong Wang <jiong.wang@arm.com>
* config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
VDQF.
* config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
(arch64_addpv4sf): Delete.
(reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
"gen_aarch64_addpv4sf".
* config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
builtin.
(vpadds_f32): Likewise.
(vpaddq_f32): Likewise.
(vpaddq_f64): Likewise.
2016-06-08 Jiong Wang <jiong.wang@arm.com>
* config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
VALLF.
* config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
to VALLF. Rename to "fabd<mode>3".
"*fabd_scalar<mode>3): Delete.
* config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
Use builtin.
(vabdd_f64): Likewise.
(vabd_f32): Likewise.
(vabd_f64): Likewise.
(vabdq_f32): Likewise.
(vabdq_f64): Likewise.
2016-06-08 Jiong Wang <jiong.wang@arm.com>
* config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
VALLF.
* config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
"aarch64_rsqrts<mode>".
* config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
* config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
builtin.
(vrsqrtsd_f64): Likewise.
(vrsqrts_f32): Likewise.
(vrsqrts_f64): Likewise.
(vrsqrtsq_f32): Likewise.
(vrsqrtsq_f64): Likewise.
2016-06-08 Jiong Wang <jiong.wang@arm.com>
* config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
VALLF.
* config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
"aarch64_rsqrte<mode>".
* config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
* config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
builtin.
(vrsqrted_f64): Likewise.
(vrsqrte_f32): Likewise.
(vrsqrte_f64): Likewise.
(vrsqrteq_f32): Likewise.
(vrsqrteq_f64): Likewise.
2016-06-08 Jiong Wang <jiong.wang@arm.com>
* config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
(ucvtf): Likewise.
(fcvtzs): Likewise.
(fcvtzu): Likewise.
* config/aarch64/aarch64-simd.md
(<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
(<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
* config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
Use builtin.
(vcvt_n_f32_u32): Likewise.
(vcvt_n_s32_f32): Likewise.
(vcvt_n_u32_f32): Likewise.
(vcvtq_n_f32_s32): Likewise.
(vcvtq_n_f32_u32): Likewise.
(vcvtq_n_f64_s64): Likewise.
(vcvtq_n_f64_u64): Likewise.
(vcvtq_n_s32_f32): Likewise.
(vcvtq_n_s64_f64): Likewise.
(vcvtq_n_u32_f32): Likewise.
(vcvtq_n_u64_f64): Likewise.
* config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
(VSDQ_SDI): Likewise.
(fcvt_target): Support V4DI, V4SI and V2SI.
(FCVT_TARGET): Likewise.
2016-06-08 Jiong Wang <jiong.wang@arm.com>
* config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
(TYPES_BINOP_SUS): Likewise.
(aarch64_simd_builtin_data): Update include file name.
(aarch64_builtins): Likewise.
* config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
for conversion between scalar float-point and fixed-point.
(ucvtf): Likewise.
(fcvtzs): Likewise.
(fcvtzu): Likewise.
* config/aarch64/aarch64.md
(<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
pattern for conversion between scalar float to fixed-pointer.
(<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
(UNSPEC_FCVTZS): New UNSPEC enumeration.
(UNSPEC_FCVTZU): Likewise.
(UNSPEC_SCVTF): Likewise.
(UNSPEC_UCVTF): Likewise.
* config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
Use builtin.
(vcvtd_n_f64_u64): Likewise.
(vcvtd_n_s64_f64): Likewise.
(vcvtd_n_u64_f64): Likewise.
(vcvtd_n_f32_s32): Likewise.
(vcvts_n_f32_u32): Likewise.
(vcvtd_n_s32_f32): Likewise.
(vcvts_n_u32_f32): Likewise.
* config/aarch64/iterators.md (fcvt_target): Support integer to float
mapping.
(FCVT_TARGET): Likewise.
(FCVT_FIXED2F): New iterator.
(FCVT_F2FIXED): Likewise.
(fcvt_fixed_insn): New define_int_attr.
2016-06-07 Jan Hubicka <hubicka@ucw.cz>
* predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
some statements was removed.
2016-06-08 Alan Hayward <alan.hayward@arm.com>
* tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
* tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
(vect_can_advance_ivs_p): likewise.
(vect_update_ivs_after_vectorizer): likewise.
* tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
(vect_analyze_scalar_cycles_1): likewise.
(vect_analyze_loop_operations): likewise.
(report_vect_op): likewise.
(vect_is_slp_reduction): likewise.
(vect_is_simple_reduction): likewise.
(get_initial_def_for_induction): likewise.
(vect_transform_loop): likewise.
* tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
(vect_recog_sad_pattern): likewise.
(vect_recog_widen_sum_pattern): likewise.
(vect_recog_widening_pattern): likewise.
(vect_recog_divmod_pattern): likewise.
* tree-vect-slp.c (vect-build-slp_tree_1): likewise.
(vect_analyze_slp_instance): likewise.
(vect_transform_slp_perm_load): likewise.
(vect_schedule_slp_instance): likewise.
2016-06-07 Jan Hubicka <hubicka@ucw.cz>
* predict.c (predict_iv_comparison): Mention that heuristics is broken.
(return_prediction): PRED_CONST_RETURN predict return as not taken.
* predict.def (PRED_CONTINUE): Change hitrate 50->67
(PRED_LOOP_BRANCH): Document predictor as broken.
(PRED_LOOP_EXIT): Change hitrate 91->92.
(PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
(PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
(PRED_OPCODE_POSITIVE): Change hitrate 79->64.
(PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
(PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
(PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
(PRED_CALL): Chane hitrate 71->67.
(PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
(PRED_GOTO): Document as unused right now.
(PRED_CONST_RETURN): Change hitrate 67->69
(PRED_NEGATIVE_RETURN): Change hitrate 96->98
(PRED_NULL_RETURN): Change hitrate 91->90.
(PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
(PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
(PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
* config/rs6000/altivec.h: Add __builtin_vec_mul.
* config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
special case Altivec builtin.
* config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
VSX_BUILTIN_VEC_MUL (replaced with special case code).
* config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
code for ALTIVEC_BUILTIN_VEC_MUL.
* config/rs6000/rs6000.c (altivec_init_builtins): Add definition
for __builtin_vec_mul.
2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
* doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
-mno-htm.
2016-06-07 David Malcolm <dmalcolm@redhat.com>
* spellcheck.c (selftest::test_find_closest_string): New function.
(spellcheck_c_tests): Call the above.
2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
2016-06-07 Jakub Jelinek <jakub@redhat.com>
* config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
Yv=Yv,C alternatives.
2016-06-07 Richard Biener <rguenther@suse.de>
PR c/61564
* common.opt (ffast-math): Make Optimization.
2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
Prachi Godbole <prachi.godbole@imgtec.com>
* config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
`fabs' and `fneg' type attributes.
(p5600_fpu_fabs): Add `fmove' to the comment.
2016-06-07 Jan Hubicka <hubicka@ucw.cz>
* gimple.c: Include builtins.h
(gimple_inexpensive_call_p): New function.
* gimple.h (gimple_inexpensive_call_p): Declare.
* tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
* tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
fix formatting.
2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
* diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
(inform, inform_at_rich_loc, inform_n, warning, warning_at,
warning_at_rich_loc, warning_n, pedwarn, permerror,
permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
sorry, fatal_error, internal_error, internal_error_no_backtrace):
Use the above.
2016-06-07 Richard Biener <rguenther@suse.de>
PR tree-optimization/71428
* tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
BIT_FIELD_REF op vs. load.
2016-06-07 Richard Biener <rguenther@suse.de>
PR middle-end/71423
* match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
for signed ops.
2016-06-06 John David Anglin <danglin@gcc.gnu.org>
* config/pa/pa.md (call): Generate indirect long calls to non-local
functions on TARGET_64BIT.
(call_value): Likewise.
2016-06-06 John David Anglin <danglin@gcc.gnu.org>
* config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
pattern and subsequent splitters.
(call_val_reg_64bit_post_reload): Likewise.
2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
PR middle-end/71408
* tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
propagate_op_to_single_use.
2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
PR middle-end/71281
* tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
2016-06-07 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
(enum x86_dirflag_state): New enum.
(NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
(machine_function): Remove needs_cld.
(ix86_current_function_needs_cld): Remove.
* config/i386/i386.c (ix86_set_func_type): Set
ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
(ix86_expand_prologue): Do not emit CLD here.
(ix86_dirflag_mode_needed): New function.
(ix86_dirflag_mode_entry): Ditto.
(ix86_mode_needed): Handle X86_DIRFLAG entity.
(ix86_mode_after): Ditto.
(ix86_mode_entry): Ditto.
(ix86_mode_exit): Ditto.
(ix86_emit_mode_set): Ditto.
* config/i386/i386.md (strmov_singleop): Set
ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
Do not set ix86_current_function_needs_cld.
(rep_mov): Ditto.
(strset_singleop): Ditto.
(rep_stos): Ditto.
(cmpstrnqi_nz_1): Ditto.
(cmpstrnqi_1): Ditto.
(strlenqi_1): Ditto.
2016-06-06 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/71259
* tree-vect-slp.c (vect_get_constant_vectors): For
VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
one for constant op, and use COND_EXPR for non-constant.
2016-06-06 David Malcolm <dmalcolm@redhat.com>
* Makefile.in (OBJS): Add function-tests.o,
hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
selftest-run-tests.o.
(OBJS-libcommon): Add selftest.o.
(OBJS-libcommon-target): Add selftest.o.
(all.internal): Add "selftest".
(all.cross): Likewise.
(selftest): New phony target.
(s-selftest): New target.
(selftest-gdb): New phony target.
(COLLECT2_OBJS): Add selftest.o.
* bitmap.c: Include "selftest.h".
(selftest::test_gc_alloc): New function.
(selftest::test_set_range): New function.
(selftest::test_clear_bit_in_middle): New function.
(selftest::test_copying): New function.
(selftest::test_bitmap_single_bit_set_p): New function.
(selftest::bitmap_c_tests): New function.
* common.opt (fself-test): New.
* diagnostic-show-locus.c: Include "selftest.h".
(make_range): New function.
(test_range_contains_point_for_single_point): New function.
(test_range_contains_point_for_single_line): New function.
(test_range_contains_point_for_multiple_lines): New function.
(assert_eq): New function.
(test_get_line_width_without_trailing_whitespace): New function.
(selftest::diagnostic_show_locus_c_tests): New function.
* et-forest.c: Include "selftest.h".
(selftest::test_single_node): New function.
(selftest::test_simple_tree): New function.
(selftest::test_disconnected_nodes): New function.
(selftest::et_forest_c_tests): New function.
* fold-const.c: Include "selftest.h".
(selftest::assert_binop_folds_to_const): New function.
(selftest::assert_binop_folds_to_nonlvalue): New function.
(selftest::test_arithmetic_folding): New function.
(selftest::fold_const_c_tests): New function.
* function-tests.c: New file.
* gimple.c: Include "selftest.h".
Include "gimple-pretty-print.h".
(selftest::verify_gimple_pp): New function.
(selftest::test_assign_single): New function.
(selftest::test_assign_binop): New function.
(selftest::test_nop_stmt): New function.
(selftest::test_return_stmt): New function.
(selftest::test_return_without_value): New function.
(selftest::gimple_c_tests): New function.
* hash-map-tests.c: New file.
* hash-set-tests.c: New file.
* input.c: Include "selftest.h".
(selftest::assert_loceq): New function.
(selftest::test_accessing_ordinary_linemaps): New function.
(selftest::test_unknown_location): New function.
(selftest::test_builtins): New function.
(selftest::test_reading_source_line): New function.
(selftest::input_c_tests): New function.
* rtl-tests.c: New file.
* selftest-run-tests.c: New file.
* selftest.c: New file.
* selftest.h: New file.
* spellcheck.c: Include "selftest.h".
(selftest::levenshtein_distance_unit_test_oneway): New function,
adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
(selftest::levenshtein_distance_unit_test): Likewise.
(selftest::spellcheck_c_tests): Likewise.
* toplev.c: Include selftest.h.
(toplev::run_self_tests): New.
(toplev::main): Handle -fself-test.
* toplev.h (toplev::run_self_tests): New.
* tree.c: Include "selftest.h".
(selftest::test_integer_constants): New function.
(selftest::test_identifiers): New function.
(selftest::test_labels): New function.
(selftest::tree_c_tests): New function.
* tree-cfg.c: Include "selftest.h".
(selftest::push_fndecl): New function.
(selftest::test_linear_chain): New function.
(selftest::test_diamond): New function.
(selftest::test_fully_connected): New function.
(selftest::tree_cfg_c_tests): New function.
* vec.c: Include "selftest.h".
(selftest::safe_push_range): New function.
(selftest::test_quick_push): New function.
(selftest::test_safe_push): New function.
(selftest::test_truncate): New function.
(selftest::test_safe_grow_cleared): New function.
(selftest::test_pop): New function.
(selftest::test_safe_insert): New function.
(selftest::test_ordered_remove): New function.
(selftest::test_unordered_remove): New function.
(selftest::test_block_remove): New function.
(selftest::reverse_cmp): New function.
(selftest::test_qsort): New function.
(selftest::vec_c_tests): New function.c.
* wide-int.cc: Include selftest.h and wide-int-print.h.
(selftest::from_int <wide_int>): New function.
(selftest::from_int <offset_int>): New function.
(selftest::from_int <widest_int>): New function.
(selftest::assert_deceq): New function.
(selftest::assert_hexeq): New function.
(selftest::test_printing <VALUE_TYPE>): New function template.
(selftest::test_ops <VALUE_TYPE>): New function template.
(selftest::test_comparisons <VALUE_TYPE>): New function template.
(selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
template.
(selftest::wide_int_cc_tests): New function.
2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
PR middle-end/37780
* ifcvt.c (noce_try_ifelse_collapse): New function.
Declare prototype.
(noce_process_if_block): Call noce_try_ifelse_collapse.
* simplify-rtx.c (simplify_cond_clz_ctz): New function.
(simplify_ternary_operation): Use the above to simplify
conditional CLZ/CTZ expressions.
2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
PR middle-end/37780
* config/aarch64/aarch64.md (ctz<mode>2): Convert to
define_insn_and_split.
2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
PR middle-end/37780
* config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
PR c/24414
* cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
Implicitly clobber memory for basic asm with non-empty assembler
string. Use targetm.md_asm_adjust also here.
* compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
* final.c (final_scan_insn): Handle basic asm in PARALLEL block.
* gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
non-empty assembler string.
* ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
* recog.c (asm_noperands): Handle basic asm in PARALLEL block.
(decode_asm_operands): Handle basic asm in PARALLEL block.
(extract_insn): Handle basic asm in PARALLEL block.
* doc/extend.texi: Mention new behavior of basic asm.
* config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
* config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
branch_needs_nop_p): Use asm_noperands.
2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
* config/sparc/sparc.md (cpu): Add niagara7 cpu type.
Include the M7 SPARC DFA scheduler.
New attribute v3pipe.
Annotate insns with v3pipe where appropriate.
Define cpu_feature vis4.
Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
Add (V8QI "8") to vbits.
Add insns {add,sub}v8qi3
Add insns ss{add,sub}v8qi3
Add insns us{add,sub}{v8qi,v4hi}3
Add insns {min,max}{v8qi,v4hi,v2si}3
Add insns {minu,maxu}{v8qi,v4hi,v2si}3
Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
* config/sparc/niagara4.md: Add a comment explaining the
discrepancy between the documented latenty numbers and the
implemented ones.
* config/sparc/niagara7.md: New file.
* configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
supports SPARC5 and VIS 4.0 instructions.
* configure: Regenerate.
* config.in: Likewise.
* config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
* config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
TARGET_CPU_niagara7.
(ASM_CPU64_DEFAULT_SPEC): Likewise.
(CPP_CPU_SPEC): Handle niagara7.
(ASM_CPU_SPEC): Likewise.
* config/sparc/sparc-opts.h (processor_type): Add
PROCESSOR_NIAGARA7.
(mvis4): New option.
* config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
(AS_NIAGARA7_FLAG): Define.
(ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
(CPP_CPU64_DEFAULT_SPEC): Likewise.
(CPP_CPU_SPEC): Handle niagara7.
(ASM_CPU_SPEC): Likewise.
* config/sparc/sparc.c (niagara7_costs): Define.
(sparc_option_override): Handle niagara7 and adjust cache-related
parameters with better values for niagara cpus. Also support VIS4.
(sparc32_initialize_trampoline): Likewise.
(sparc_use_sched_lookahead): Likewise.
(sparc_issue_rate): Likewise.
(sparc_register_move_cost): Likewise.
(dump_target_flag_bits): Support VIS4.
(sparc_vis_init_builtins): Likewise.
(sparc_builtins): Likewise.
* config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
VIS4 4.0.
* config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
UltraSparc M7.
* config/sparc/sparc.opt (sparc_processor_type): New value
niagara7.
* config/sparc/visintrin.h (__attribute__): Prototypes for the
VIS4 builtins.
* doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
-mvis4.
* doc/extend.texi (SPARC VIS Built-in Functions): Document the
VIS4 builtins.
2016-06-06 Jonathan Wakely <jwakely@redhat.com>
* doc/sourcebuild.texi (Directives): Remove extra closing braces.
2016-06-06 Richard Biener <rguenther@suse.de>
PR tree-optimization/71398
* tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
remove edges.
2016-06-05 James Bowman <james.bowman@ftdichip.com>
* config/ft32/ft32.c (ft32_setup_incoming_varargs,
ft32_expand_prolog, ft32_expand_epilogue):
Handle pretend_args.
* config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
* config/ft32/ft32.md: Add pretend_returner.
2016-06-06 Uros Bizjak <ubizjak@gmail.com>
PR target/71389
* config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
Copy op1 RTX to avoid invalid sharing.
(ix86_expand_vector_move_misalign): Ditto.
2016-06-05 John David Anglin <danglin@gcc.gnu.org>
* expr.c (move_by_pieces_d::generate): Mark mode parameter with
ATTRIBUTE_UNUSED.
2016-06-05 Jan Hubicka <hubicka@ucw.cz>
* predict.c (predicted_by_loop_heuristics_p): New function.
(predict_iv_comparison): Use it.
(predict_loops): Walk from innermost loops; do not predict edges
leaving multiple loops multiple times; implement
PRED_LOOP_ITERATIONS_MAX heuristics.
* predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
2016-06-05 Jan Hubicka <hubicka@ucw.cz>
* cfg.c (check_bb_profile): Do not report mismatched profiles when
only edges out of BB are EH edges.
2016-06-04 Martin Sebor <msebor@redhat.com>
Marcin Baczyński <marbacz@gmail.com>
PR c/48116
* doc/invoke.texi (-Wreturn-type): Mention not warning on return with
a void expression in a void function.
2016-06-03 Jan Hubicka <hubicka@ucw.cz>
* tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
aux; dump reasons of decisions.
(should_duplicate_loop_header_p): Likewise.
(do_while_loop_p): Likewise.
(ch_base::copy_headers): Dump asi num insns duplicated.
2016-06-04 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/71405
* tree-ssa.c (execute_update_addresses_taken): For clobber with
incompatible type, build a new clobber with the right type instead
of building a VIEW_CONVERT_EXPR around it.
2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
PR tree-optimization/52171
* config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
by_pieces_ninsns instead of move_by_pieces_ninsns.
2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
* config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
for reg+reg addressing mode.
2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
* rs6000-c.c (c/c-tree.h): Add #include.
(altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
in C++ when found in the base position of vec_ld or vec_st.
2016-06-03 Jan Hubicka <hubicka@ucw.cz>
* tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
use of profile unless profile status is PROFILE_READ.
* profile.c (compute_branch_probabilities): Set profile status
only after reporting predictor hitrates.
2016-06-03 Joseph Myers <joseph@codesourcery.com>
PR target/71276
PR target/71277
* common.opt (ffp-int-builtin-inexact): New option.
* doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
* doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
(ceil@var{m}2): Document dependence on this option.
* ipa-inline-transform.c (inline_call): Handle
flag_fp_int_builtin_inexact.
* ipa-inline.c (can_inline_edge_p): Likewise.
* config/i386/i386.md (rintxf2): Do not test
flag_unsafe_math_optimizations.
(rint<mode>2_frndint): New define_insn.
(rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
for 387 instead of extending and truncating.
(frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
!flag_trapping_math instead of flag_unsafe_math_optimizations.
Change to frndint<mode>2_<rounding>.
(frndintxf2_<rounding>_i387): Likewise. Change to
frndint<mode>2_<rounding>_i387.
(<rounding_insn>xf2): Likewise.
(<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
!flag_trapping_math instead of flag_unsafe_math_optimizations for
x87. Test TARGET_ROUND || !flag_trapping_math ||
flag_fp_int_builtin_inexact instead of !flag_trapping_math for
SSE. Use ROUND_NO_EXC in constant operand of
gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
for 387 instead of extending and truncating.
2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
Julia Koval <julia.koval@intel.com>
PR target/66960
PR target/67630
PR target/67634
PR target/67841
PR target/68037
PR target/68618
PR target/68661
PR target/69575
PR target/69596
PR target/69734
* config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
* config/i386/i386.c (ix86_conditional_register_usage): Preserve
all registers, except for function return registers if there are
no caller-saved registers.
(ix86_set_func_type): New function.
(ix86_set_current_function): Call ix86_set_func_type to set
no_caller_saved_registers and func_type. Call reinit_regs if
caller-saved registers are changed. Don't allow MPX, SSE, MMX
nor x87 instructions in interrupt handler nor function with
no_caller_saved_registers attribute.
(ix86_function_ok_for_sibcall): Return false if there are no
caller-saved registers.
(type_natural_mode): Don't warn ABI change for MMX in interrupt
handler.
(ix86_function_arg_advance): Skip for callee in interrupt handler.
(ix86_function_arg): Return special arguments in interrupt handler.
(ix86_promote_function_mode): Promote pointer to word_mode only
for normal functions.
(ix86_can_use_return_insn_p): Don't use `ret' instruction in
interrupt handler.
(ix86_epilogue_uses): New function.
(ix86_hard_regno_scratch_ok): Likewise.
(ix86_save_reg): Preserve all registers in interrupt handler
after reload. Preserve all registers, except for function return
registers, if there are no caller-saved registers after reload.
(find_drap_reg): Always use callee-saved register if there are
no caller-saved registers.
(ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
for interrupt handler.
(ix86_expand_prologue): Don't allow DRAP in interrupt handler.
Emit cld instruction if stringops are used in interrupt handler
or interrupt handler isn't a leaf function.
(ix86_expand_epilogue): Generate interrupt return for interrupt
handler and pop the 'ERROR_CODE' off the stack before interrupt
return in exception handler.
(ix86_expand_call): Disallow calling interrupt handler directly.
If there are no caller-saved registers, mark all registers that
are clobbered by the call which returns as clobbered.
(ix86_handle_no_caller_saved_registers_attribute): New function.
(ix86_handle_interrupt_attribute): Likewise.
(ix86_attribute_table): Add interrupt and no_caller_saved_registers
attributes.
(TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
* config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
accumulation in interrupt function if stack may be realigned to
avoid DRAP.
(EPILOGUE_USES): New.
(function_type): New enum.
(machine_function): Add func_type and no_caller_saved_registers.
* config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
(interrupt_return): New pattern.
* doc/extend.texi: Document x86 interrupt and
no_caller_saved_registers attributes.
2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
PR tree-optimization/52171
* builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
(expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
Look for constant strings. Move some code to emit_block_cmp_hints
and use it.
* builtins.def (BUILT_IN_MEMCMP_EQ): New.
* defaults.h (COMPARE_MAX_PIECES): New macro.
* expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
(move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
(clear_by_pieces_1): Don't declare. Move definition before use.
(can_do_by_pieces): New static function.
(can_move_by_pieces): Use it. Return bool.
(by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
OP. All callers changed. Handle COMPARE_BY_PIECES.
(class pieces_addr); New.
(pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
pieces_addr::adjust, pieces_addr::increment_address,
pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
functions for it.
(class op_by_pieces_d): New.
(op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
functions for it.
(class move_by_pieces_d, class compare_by_pieces_d,
class store_by_pieces_d): New subclasses of op_by_pieces_d.
(move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
compare_by_pieces_d::finish_mode): New member functions.
(compare_by_pieces, emit_block_cmp_via_cmpmem): New static
functions.
(expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
(emit_block_cmp_hints): New function.
(move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
use the newly defined classes.
* expr.h (by_pieces_constfn): New typedef.
(can_store_by_pieces, store_by_pieces): Use it in arg declarations.
(emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
(move_by_pieces_ninsns): Don't declare.
(can_move_by_pieces): Change return value to bool.
* target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
(compare_by_pieces_branch_ratio): New hook.
* target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
(by_pieces_ninsns): Declare.
* targethooks.c (default_use_by_pieces_infrastructure_p): Handle
COMPARE_BY_PIECES.
(default_compare_by_pieces_branch_ratio): New function.
* targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
* doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
* doc/tm.texi: Regenerate.
* tree-ssa-strlen.c: Include "builtins.h".
(handle_builtin_memcmp): New static function.
(strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
* tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
2016-06-03 Alan Hayward <alan.hayward@arm.com>
* tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
relevant stmts which are simple and invariant.
* tree-vect-loop.c (vectorizable_live_operation): Check relevance
instead of simple and invariant
2016-06-03 Alan Hayward <alan.hayward@arm.com>
* tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
(vectorizable_reduction): Check for new relevant state.
(vectorizable_live_operation): vectorize live stmts using
BIT_FIELD_REF. Remove special case for gimple assigns stmts.
* tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
(vect_stmt_relevant_p): Check for stmts which are only used live.
(process_use): Use of a stmt does not inherit it's live value.
(vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
(vect_analyze_stmt): Check for new relevant state.
* tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
outside the loop, but not inside it.
2016-06-03 Alan Hayward <alan.hayward@arm.com>
* tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
* tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
(vect_get_vec_def_for_operand): Split out code.
2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
* config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
2016-06-03 Alan Hayward <alan.hayward@arm.com>
* tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
2016-06-03 Jakub Jelinek <jakub@redhat.com>
PR middle-end/71387
* cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
to noreturn e->callee->decl that has void return type and void
arguments, adjust gimple_call_fntype and remove lhs even if it had
previously addressable type.
2016-06-02 Jeff Law <law@redhat.com>
PR tree-optimization/71328
* tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
error when checking for a jump back onto the copied path.
2016-06-02 David Malcolm <dmalcolm@redhat.com>
* config/microblaze/microblaze.c (get_branch_target): Add return
NULL_RTX for the non-CALL_P case.
(insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
(insert_wic): Remove unused local "j".
2016-06-02 Martin Liska <mliska@suse.cz>
* predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
Julia Koval <julia.koval@intel.com>
* function.c (assign_parm_setup_stack): Force source into a
register if needed.
* target.def (function_incoming_arg): Update documentation to
allow arbitrary address computation based on hard register.
* doc/tm.texi: Regenerated.
2016-06-02 Martin Liska <mliska@suse.cz>
* predict.c (combine_predictions_for_bb): Fix first match in
cases where a first predictor contains more than one occurence
in list of predictors. Take the best value in such case.
2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
PR rtl-optimization/71295
* rtlanal.c (subreg_get_info): If taking a subreg at the requested
offset would go over the size of the inner mode reject it.
2016-06-02 Jakub Jelinek <jakub@redhat.com>
* config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
x=x,x and v=v,m instead of x=x,m.
* config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
alternative to v=rm,C.
* config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
instead of vex for the last two above mentioned alternatives.
2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
PR target/70830
* config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
* config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
2016-06-01 David Malcolm <dmalcolm@redhat.com>
* config/rl78/rl78.c (rl78_expand_prologue): Convert local
from int to unsigned.
2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
* config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
alternatives, eliminating preferred register class. Add support
for the MTVSRDD instruction in ISA 3.0.
(vsx_splat_v4si_internal): Use splat_input_operand instead of
reg_or_indexed_operand.
(vsx_splat_v4sf_internal): Likewise.
2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
PR target/71186
* config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
for loading up all 0's or all 1's.
2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
* doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
2016-06-01 Eduard Sanou <dhole@openmailbox.org>
* doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
extension.
* gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
* gcc.c (set_source_date_epoch_envvar): New function, sets
the SOURCE_DATE_EPOCH environment variable to the current time.
2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
* tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
the factor for live Phi nodes.
2016-06-01 Jan Hubicka <hubicka@ucw.cz>
* loop-dolop.c (doloop_optimize): Us likely max iteration bound.
* tree-parloops.c (parallelize_loops): likewise.
* tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
tree_unswitch_outer_loop): likewise.
2016-06-01 Jakub Jelinek <jakub@redhat.com>
PR middle-end/71371
* gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
around creation of the temporary.
2016-06-01 Richard Biener <rguenther@suse.de>
PR tree-optimization/71366
* tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
(unloop_loops): Move removing edges here ...
(try_unroll_loop_completely): ... from here.
(try_peel_loop): ... and here.
(tree_unroll_loops_completely_1): Track parent loops via
bitmap of header BBs.
(tree_unroll_loops_completely): Adjust for that.
2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
* config/rs6000/altivec.h (vec_slv): New macro.
(vec_srv): New macro.
* config/rs6000/altivec.md (UNSPEC_VSLV): New value.
(UNSPEC_VSRV): New value.
(vslv): New insn.
(vsrv): New insn.
* config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
(vsrv): New builtin definition.
* config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
define argument types for new builtin.
(P9V_BUILTIN_VSRV): Macro expansion to define argument types for
new builtin.
* doc/extend.texi: Document the new vec_vslv and vec_srv built-in
functions.
2016-06-01 Uros Bizjak <ubizjak@gmail.com>
Jocelyn Mayer <l_indien@magic.fr>
PR target/67310
* config/i386/driver-i386.c (host_detect_local_cpu): Correctly
detect processor family for signature_CENTAUR_ebx.
<case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
signature_CENTAUR_ebx.
<case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
<default>: Pass x86-64 for has_longmode.
2016-06-01 Nathan Sidwell <nathan@acm.org>
* config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
undefined weak.
2016-06-01 Richard Biener <rguenther@suse.de>
PR tree-optimization/71261
* tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
of stmts successfully put in the bool pattern. Remove
single-use restriction.
(adjust_bool_pattern_cast): Add cast at the use site via the
pattern def sequence.
(adjust_bool_pattern): Remove recursion, maintain a hash-map
of patterned defs. Use the pattern def seqence instead of
multiple independent patterns.
(sort_after_uid): New qsort compare function.
(adjust_bool_stmts): New function to process stmts in the bool
pattern in IL order.
(vect_recog_bool_pattern): Adjust.
* tree-if-conv.c (ifcvt_split_def_stmt): Remove.
(ifcvt_walk_pattern_tree): Likewise.
(stmt_is_root_of_bool_pattern): Likewise.
(ifcvt_repair_bool_pattern): Likewise.
(tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
2016-06-01 Jan Hubicka <hubicka@ucw.cz>
* loop-unroll.c (decide_unroll_constant_iterations,
decide_unroll_runtime_iterations, decide_unroll_stupid): Use
likely upper bounds.
* loop-iv.c (find_simple_exit): Dump likely upper bounds.
2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
* tree-core.h (enum omp_clause_code): Remove
OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* config/arm/sync.md (arm_store_exclusive<mode>):
Use 'H' output modifier on operands[2] rather than creating a new
entry in out-of-bounds memory of the operands array.
(arm_store_release_exclusivedi): Likewise.
2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* config/arm/arm.c (arm_fusion_enabled_p): New function.
* config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
* config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
* tree-vect-loop.c (vect_determine_vectorization_factor): Also take
into account live statements for mask producers.
2016-06-01 Richard Biener <rguenther@suse.de>
PR tree-optimization/71311
* match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
restrict to non-INTEGER_CST @0.
2016-06-01 Richard Biener <rguenther@suse.de>
* match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
(relational patterns): Use :c to avoid pattern duplications.
2016-06-01 Richard Biener <rguenther@suse.de>
* genmatch.c (comparison_code_p): New predicate.
(swap_tree_comparison): New function.
(commutate): Add for_vec parameter to append new for entries.
Support commutating relational operators by swapping it alongside
operands.
(lower_commutative): Adjust.
(dt_simplify::gen): Do not pass artificial operators to gen
functions.
(decision_tree::gen): Do not add artificial operators as parameters.
(parser::parse_expr): Verify operator commutativity when :c is
applied. Allow :C to override this.
* match.pd: Adjust patterns to use :C instead of :c where required.
2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
PR tree-optimization/71077
* tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
the combining step, use boolean_false_node and boolean_true_node
as the designated false/true return values.
2016-05-31 Jan Hubicka <hubicka@ucw.cz>
* predict.def (PRED_LOOP_EXTRA_EXIT): Define.
* predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
(predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
PRED_LOOP_EXIT.
2016-05-31 Jan Hubicka <hubicka@ucw.cz>
* doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
of flags impliying the register renaming.
* toplev.c (process_options): Do not imply flag_rename_registers with
loop peeling.
2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
* config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
default implementation.
2016-05-31 Nathan Sidwell <nathan@acm.org>
* dwarf2out.c (cur_line_info_table): Add GTY marker.
2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
* config/sh/constraints.md (b): Remove constraint.
* config/sh/predicates.md (arith_reg_operand): Remove
TARGET_REGISTER_P.
* config/sh/sh-modes.def (PDI): Remove.
* config/sh/sh.c (sh_target_reg_class,
sh_optimize_target_register_callee_saved): Remove functions.
(sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
(sh_expand_epilogue): Update comment.
(sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
sh_secondary_reload): Remove TARGET_REGS related code.
* config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
TARGET_REGISTER_P): Remove macros.
(SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
* config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
TR1_REG, TR2_REG): Remove constants.
* config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
* config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
define_expand patterns.
(adddi3_compact): Rename to adddi3.
(subdi3_compact): Rename to subdi3.
(*negdi2): Rename to negdi2.
(*abs<mode>2): Rename to abs<mode>2.
2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
* config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
(atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
(atomic_sub_fetchsi): ... this new pattern.
(mvtc): Add CC_REG clobber.
2016-05-31 Marek Polacek <polacek@redhat.com>
* gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
aarch64_fusion_enabled_p to check for fusion capabilities.
2016-05-31 Richard Biener <rguenther@suse.de>
PR tree-optimization/71352
* tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
minus one and a negate.
2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
* config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
Delete prototype.
* config/aarch64/iterators.md (insn_count): Add descriptive comment.
* config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
Remove use of aarch64_simd_attr_length_move, set length attribute
directly.
(*aarch64_be_movoi): Likewise.
(*aarch64_be_movci): Likewise.
(*aarch64_be_movxi): Likewise.
2016-05-31 Jan Hubicka <hubicka@ucw.cz>
* loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
It no longer does that.
* toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
* config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
attribute __unused__.
2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
* config/arm/arm-protos.h (arm_arch_thumb1): Declare.
* config/arm/arm.c (arm_arch_thumb1): Define.
(arm_option_override): Initialize arm_arch_thumb1.
* config/arm/arm.h (arm_arch_thumb1): Declare.
(TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
support Thumb-1 ISA.
2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
PR target/71346
* config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
`Yv' for scalar operand.
2016-05-31 Tom de Vries <tom@codesourcery.com>
PR tree-optimization/69068
* graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
phis with more than two args.
2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
* config.gcc: Move hard float support for arm*hf*-*-freebsd* into
armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
target.
2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
* config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
tune_64.
* doc/install.texi (--with-cpu-32, --with-cpu-64): Document
support on SPARC.
* config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
cpu_32, cpu_64, tune_32 and tune_64.
* config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
2016-05-30 Uros Bizjak <ubizjak@gmail.com>
* config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
2016-05-30 Andi Kleen <ak@linux.intel.com>
* auto-profile.c (read_profile): Replace asserts with errors
when file does not exist.
* gcov-io.c (gcov_read_words): Dito.
2016-05-30 Jan Hubicka <hubicka@ucw.cz>
* tree-cfg.c (print_loop): Print likely upper bounds.
2016-05-30 Jan Hubicka <hubicka@ucw.cz>
* doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
* opts.c (default_options): Enable peel loops at -O3.
* tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
(try_peel_loop): Do not re-peel already peeled loops;
use likely upper bounds; fix profile updating.
(pass_complete_unroll::execute): Initialize peeled_loops.
2016-05-30 Martin Liska <mliska@suse.cz>
* tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
computed costs by frequency of BB they belong to.
(get_scaled_computation_cost_at): New function.
2016-05-30 Alexander Monakov <amonakov@ispras.ru>
Marc Glisse <marc.glisse@inria.fr>
PR tree-optimization/71289
* match.pd (-1 / B < A, A > -1 / B): New transformations.
2016-05-30 Jan Hubicka <hubicka@ucw.cz>
* tree-vect-loop.c (vect_transform_loop): Update likely bounds.
2016-05-30 Jan Hubicka <hubicka@ucw.cz>
* tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
for peeled copies; avoid underflow when updating estimates; correctly
scale loop profile.
2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
* tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
r236875. Corrected oe3 to oe2 as obvious.
2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
PR middle-end/71269
PR middle-end/71252
* tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
that inserted stmt will not dominate stmts that defines its operand.
(rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
(rewrite_expr_tree_parallel): Likewise.
2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
PR middle-end/71252
* tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
all fields including stmt_to_insert are swapped.
2016-05-30 Jan Hubicka <hubicka@ucw.cz>
* predict.h (force_edge_cold): Declare.
* predict.c (force_edge_cold): New function.
* tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
updating.
(canonicalize_loop_induction_variables): Fix formating.
2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
* config/visium/visium.c (visium_split_double_add): Minor tweaks.
(visium_expand_copysign): Use gen_int_mode directly.
(visium_compute_frame_size): Minor tweaks.
2016-05-30 Jan Hubicka <hubicka@ucw.cz>
* tree-vect-loop.c (vect_analyze_loop_2): Use
likely_max_stmt_executions_int.
2016-05-30 Tom de Vries <tom@codesourcery.com>
PR tree-optimization/69067
* graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
2016-05-29 Uros Bizjak <ubizjak@gmail.com>
PR target/71245
* config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
New peepholes to remove unneeded fild/fistp pairs.
(define_peephole2 atomic_loaddi_fpu): Ditto.
2016-05-27 Jan Hubicka <hubicka@ucw.cz>
* predict.c (maybe_hot_frequency_p): Avoid division.
2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
* doc/install.texi: Use https for shop.fsf.org.
2016-05-27 Jan Hubicka <hubicka@ucw.cz>
* tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
likely_max_stmt_executions_int.
2016-05-27 Jan Hubicka <hubicka@ucw.cz>
* tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
likely_max_stmt_executions_int.
2016-05-27 Jan Hubicka <hubicka@ucw.cz>
* profile.c (compute_branch_probabilities): Do not report hitrates
here.
(branch_prob): Report hitrates here.
* predict.c (gimple_predict_edge): Do not assert profile status;
fix formatting issues.
2016-05-27 Jan Hubicka <hubicka@ucw.cz>
* predict.c (edge_predicted_by_p): New function.
(predict_paths_for_bb): Do not put multiple predictions of the same type
on one edge.
2016-05-27 Jan Hubicka <hubicka@ucw.cz>
* tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
commit.
2016-05-28 Alan Modra <amodra@gmail.com>
* dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
2016-05-28 Alan Modra <amodra@gmail.com>
PR rtl-optimization/71275
* ira.c (ira): Free dominance info.
2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
* doc/sourcebuild.texi: New address for upstream Go repository.
2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
* config/arm/arm.h (TARGET_ARM_V6M): Remove.
(TARGET_ARM_V7M): Likewise.
2016-05-26 Jeff Law <law@redhat.com>
* tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
(thread_across_edge): Remove calls to find_jump_threads_backwards.
* passes.def: Add jump threading passes before DOM/VRP.
* tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
argument to a basic block from an edge. Remove tests which are
handled elsewhere.
(pass_data_thread_jumps, class pass_thread_jumps): New.
(pass_thread_jumps::gate, pass_thread_jumps::execute): New.
(make_pass_thread_jumps): Likewise.
* tree-pass.h (make_pass_thread_jumps): Declare.
2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
* config/visium/visium-protos.h (split_double_move): Rename into...
(visium_split_double_move): ...this.
(visium_split_double_add): Declare.
* config/visium/visium.c (split_double_move): Rename into...
(visium_split_double_move): ...this.
(visium_split_double_add): New function.
(visium_expand_copysign): Renumber operands for consistency.
* config/visium/visium.md (DImode move splitter): Adjust to renaming.
(DFmode move splitter): Likewise.
(*addi3_insn): Split by means of visium_split_double_add.
(*adddi3_insn_flags): Delete.
(*plus_plus_sltu<subst_arith>): New insn.
(*subdi3_insn): Split by means of visium_split_double_add.
(subdi3_insn_flags): Delete.
(*minus_minus_sltu<subst_arith>): New insn.
(*negdi2_insn): Split by means of visium_split_double_add.
(*negdi2_insn_flags): Delete.
2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
* configure.ac: Treat a --with-headers option without argument
the same as the default (i.e. consult sys-include directory).
* configure: Regenerate.
2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
* config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
prototype.
* config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
2016-05-27 Jiong Wang <jiong.wang@arm.com>
PR target/63596
* config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
tree-stdarg analysis results.
(aarch64_setup_incoming_varargs): Likewise.
2016-05-27 Jiong Wang <jiong.wang@arm.com>
* config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
va_list_gpr_counter_field and va_list_fpr_counter_field.
2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
PR67609
* config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
* config/aarch64/aarch64.c
(aarch64_cannot_change_mode_class): Remove function.
* config/aarch64/aarch64-protos.h
(aarch64_cannot_change_mode_class): Remove.
2016-05-27 Jan Hubicka <hubicka@ucw.cz>
* cfgloop.c (record_niter_bound): Record likely upper bounds.
(likely_max_stmt_executions_int, get_likely_max_loop_iterations,
get_likely_max_loop_iterations_int): New.
* cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
any_likely_upper_bound.
(get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
Declare.
* cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
* loop-unroll.c (unroll_loop_constant_iterations): Update likely
upper bound.
(unroll_loop_constant_iterations): Likewise.
(unroll_loop_runtime_iterations): Likewise.
* lto-streamer-in.c (input_cfg): Stream likely upper bounds.
* lto-streamer-out.c (output_cfg): Likewise.
* tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
bounds.
(canonicalize_loop_induction_variables): Dump likely upper bounds.
* tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
(likely_max_loop_iterations): New.
(likely_max_loop_iterations_int): New.
(likely_max_stmt_executions): New.
* tree-ssa-loop-niter.h (likely_max_loop_iterations,
likely_max_loop_iterations_int, likely_max_stmt_executions_int,
likely_max_stmt_executions): Declare.
2016-05-27 Marek Polacek <polacek@redhat.com>
PR middle-end/71308
* gimple-fold.c (gimple_fold_call): Check that LHS is not null.
2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
* config/s390/s390.md (2x risbg splitters): Use
reg_overlap_mentioned_p instead of rtx_equal_p.
2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
* combine.c (make_compound_operation): Take known zero bits into
account when checking for possible zero_extend.
2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
Use const_int_operand for operand 2 predicate. Simplify expand code
as a result.
2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
PR middle-end/71279
* fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
into comparison.
2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
* config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
that returns CC_SESWPmode and CC_ZESWPmode.
(aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
and CC_SESWPmode.
(aarch64_rtx_costs): Likewise.
2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
* config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
for ISA 3.0 min/max support.
(rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
conditional move support.
(rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
available.
* config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
conditional moves where the comparison type is different from move
type.
(fp_minmax): New code iterator for smin/smax.
(minmax): New code attributes for min/max.
(SMINMAX): Likewise.
(smax<mode>3): Combine min, max insns into one insn using the
fp_minmax code iterator. Add support for ISA 3.0 min/max
instructions that don't need -ffast-math.
(s<minmax><mode>3): Likewise.
(smax<mode>3_vsx): Likewise.
(smin<mode>3): Likewise.
(s<minmax><mode>3_vsx): Likewise.
(smin<mode>3_vsx): Likewise.
(pre-VSX min/max splitters): Likewise.
(s<minmax><mode>3_fpr): Likewise.
(movsfcc): Rewrite floating point conditional moves to combine
SFmode/DFmode into a single insn.
(mov<mode>cc): Likewise.
(movdfcc): Likewise.
(fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
SFDF2 iterators to handle all combinations.
(fseldfsf4): Likewise.
(fsel<SFDF:mode><SFDF2:mode>4): Likewise.
(fseldfdf4): Likewise.
(fselsfdf4): Likewise.
(mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
comparison instructions that set a 0/-1 mask, and use it for
floating point conditional move via XXSEL.
(fpmask<mode>): Likewise.
(xxsel<mode>): Likewise.
* config/rs6000/predicates.md (min_max_operator): Delete, no
longer used.
(fpmask_comparison_operaton): New insn for ISA 3.0 comparison
instructions that generate a 0/-1 mask for use with XXSEL.
* config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
say whether floating point min/max is available, either through
FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
(TARGET_MINMAX_DF): Likewise.
2016-05-27 Alan Modra <amodra@gmail.com>
PR rtl-optimization/71275
* ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
for update_equiv_regs and combine_and_move_insns.
2016-05-26 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (*movqi_internal) <attr "isa">: Use
if_then_else or cond RTXes to calculate attribute value.
* config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
<attr "length_immediate>: Ditto.
(*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
* config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
(*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
<attr "type">: Ditto.
<attr "prefix_data16">: Ditto.
<attr "prefix_extra">: Ditto.
<attr "length_immediate">: Ditto.
<attr "prefix">: Ditto.
(vec_set<mode>_0) <attr "isa">: Ditto.
<attr "prefix_extra">: Ditto.
<attr "length_immediate">: Ditto.
<attr "prefix">: Ditto.
(*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
(*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
(sse2_storelpd) <attr "prefix_data16">: Ditto.
(sse2_loadhpd) <attr "prefix_data16">: Ditto.
(sse2_loadlpd) <attr "prefix_data16">: Ditto.
<attr "length_immediate">: Ditto.
<attr "prefix">: Ditto.
(sse2_movsd) <attr "length_immediate">: Ditto.
<attr "prefix">: Ditto.
(vec_concatv2df) <attr "isa">: Ditto.
<attr "prefix">: Ditto.
(*vec_extractv4si) <attr "prefix_extra">: Ditto.
(*vec_extractv2di_1) <attr "isa">: Ditto.
<attr "type">: Ditto.
<attr "length_immediate">: Ditto.
<attr "prefix_rex">: Ditto.
<attr "prefix_extra">: Ditto.
(*vec_concatv2si_sse4_1) <attr "type">: Ditto.
<attr "prefix_extra">: Ditto.
<attr "length_immediate">: Ditto.
(vec_concatv2di) <attr "isa">: Ditto.
<attr "prefix_extra">: Ditto.
<attr "length_immediate">: Ditto.
<attr "prefix">: Ditto.
2016-05-26 Martin Liska <mliska@suse.cz>
* tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
function.
(operator+): Likewise.
(operator-): Likewise.
(comp_cost::operator+=): Likewise.
(comp_cost::operator-=): Likewise.
(comp_cost::operator/=): Likewise.
(comp_cost::operator*=): Likewise.
(operator<): Likewise.
(operator==): Likewise.
(operator<=): Likewise.
(new_cost): Remove.
(infinite_cost_p): Likewise.
(add_costs): Likewise.
(sub_costs): Likewise.
(compare_costs): Likewise.
(set_group_iv_cost): Use the newly introduced functions.
(get_address_cost): Likewise.
(get_shiftadd_cost): Likewise.
(force_expr_to_var_cost): Likewise.
(split_address_cost): Likewise.
(ptr_difference_cost): Likewise.
(difference_cost): Likewise.
(get_computation_cost_at): Likewise.
(determine_group_iv_cost_generic): Likewise.
(determine_group_iv_cost_address): Likewise.
(determine_group_iv_cost_cond): Likewise.
(autoinc_possible_for_pair): Likewise.
(determine_group_iv_costs): Likewise.
(cheaper_cost_pair): Likewise.
(iv_ca_recount_cost): Likewise.
(iv_ca_set_no_cp): Likewise.
(iv_ca_set_cp): Likewise.
(iv_ca_cost): Likewise.
(iv_ca_new): Likewise.
(iv_ca_dump): Likewise.
(iv_ca_narrow): Likewise.
(iv_ca_prune): Likewise.
(iv_ca_replace): Likewise.
(try_add_cand_for): Likewise.
(try_improve_iv_set): Likewise.
(find_optimal_iv_set): Likewise.
2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
* tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
that internal functions will clobber all caller-saved registers.
2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
* config/aarch64/aarch64.c (aarch64_case_values_threshold):
Return a better case_values_threshold when optimizing.
2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
* config/aarch64/aarch64-simd.md (aarch64_combinez):
Add ? to integer variant.
(aarch64_combinez_be): Likewise.
2016-05-26 Jakub Jelinek <jakub@redhat.com>
* config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
instead of x constraint.
(vcvtps2ph256<mask_name>): Likewise.
* config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
alternative. Formatting fix.
* config/i386/sse.md
(<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
to ...
(avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
(*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
maybe_evex prefix instead of vex.
(*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
EXT_REX_SSE_REG_P (op0) case in the splitter.
2016-05-25 Jeff Law <law@redhat.com>
PR tree-optimization/71272
* tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
Update comments. Add test for empty path.
2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
* config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
* config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
special case builtin.
* config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
code for ALTIVEC_BUILTIN_VEC_CMPNE.
* config/rs6000/rs6000.c (altivec_init_builtins): Add definition
for __builtin_vec_cmpne.
2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
* tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
redundant test and bail out if the type of the new operand is not
a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
2016-05-25 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.opt (ix86_target_flags_explicit): Remove.
(x_ix86_target_flags_explicit): Remove.
* config/i386/i386.c (ix86_function_specific_save): Do not copy
x_ix86_target_flags_explicit.
(ix86_function_specific_restore): Ditto.
2016-05-25 Uros Bizjak <ubizjak@gmail.com>
H.J. Lu <hongjiu.lu@intel.com>
PR target/70738
* common/config/i386/i386-common.c
(OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
(ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
* config/i386/i386.opt (ix86_target_flags): Add new Variable.
(-mgeneral-regs-only): Add new option.
* config/i386/i386.c (ix86_option_override_internal): Don't enable
x87 instructions if only general registers are allowed.
(ix86_target_string): Add ix86_flags argument. Handle additional
flags options through ix86_flags argument. Update all callers.
* doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
PR rtl-optimization/66940
* ifcvt.c (noce_get_alt_condition): Check that incrementing or
decrementing desired_val will not overflow before performing these
operations.
2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
* config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
* config/i386/i386.c (enum ix86_builtins): Add
IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
(builtin_description bdesc_args): Add __builtin_ia32_floorps512,
__builtin_ia32_ceilps512, __builtin_ia32_truncps512,
__builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
__builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
__builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
__builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
__builtin_ia32_cvtps2dq512_mask.
(ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
(ix86_builtin_vectorized_function): Handle builtins mentioned above.
* config/i386/sse.md
(<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
Rename to ...
(avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
(<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
to ...
(avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
(avx512f_vec_pack_sfix_v8df): New define_expand.
(avx512f_roundpd512): Rename to ...
(avx512f_round<castmode>512): ... this. Change iterator.
(avx512f_roundps512_sfix): New define_expand.
(round<mode>2_sfix): Change iterator.
2016-05-25 Nick Clifton <nickc@redhat.com>
* config/msp430/msp430.c (msp430_attr): Produce an error if a
static interrupt handler is detected.
* config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
default linker script.
* config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
the low part of a symbolic pointer.
2016-05-25 Richard Biener <rguenther@suse.de>
PR tree-optimization/71261
* tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
interesting stmt instead of immediate uses when looking
for the use operand to replace.
2016-05-25 Martin Liska <mliska@suse.cz>
* ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
2016-05-25 Richard Biener <rguenther@suse.de>
PR tree-optimization/71264
* tree-vect-stmts.c (vect_init_vector): Properly deal with
vector type val.
2016-05-25 Martin Liska <mliska@suse.cz>
PR tree-optimization/71239
* tree.c (array_at_struct_end_p): Do not call operand_equal_p
if DECL_SIZE is NULL.
2016-05-25 Richard Biener <rguenther@suse.de>
* timevar.def (TV_TREE_LOOP_IFCVT): Add.
* tree-if-conv.c (pass_data_if_conversion): Use it.
2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
* cgraph.c (cgraph_node::get_availability): Fix typo in comment.
* symtab.c (symtab_node::binds_to_current_def_p): Likewise.
* varpool.c (varpool_node::get_availability): Likewise.
2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
* config/rs6000/altivec.md (VNEG iterator): New iterator for
VNEGW/VNEGD instructions.
(p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
(neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
support for ISA 3.0 VNEGW/VNEGD instructions.
2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
* gimplify.c (omp_notice_variable): Use zero-length arrays for data
pointers inside OACC_DATA regions.
(gimplify_scan_omp_clauses): Prune firstprivate clause associated
with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
(gimplify_adjust_omp_clauses): Fix typo in comment.
2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
* config/rs6000/altivec.md (VParity): New mode iterator for vector
parity built-in functions.
(p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
zeros.
(p9v_parity<mode>2): Likewise.
* config/rs6000/vector.md (VEC_IP): New mode iterator for vector
parity.
(ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
(parity<mode>2): ISA 3.0 expander for vector parity.
* config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
power9 built-ins.
(BU_P9_64BIT_MISC_0): Likewise.
(BU_P9_MISC_0): Likewise.
(BU_P9V_AV_1): Likewise.
(BU_P9V_AV_2): Likewise.
(BU_P9V_AV_3): Likewise.
(BU_P9V_AV_P): Likewise.
(BU_P9V_VSX_1): Likewise.
(BU_P9V_OVERLOAD_1): Likewise.
(BU_P9V_OVERLOAD_2): Likewise.
(BU_P9V_OVERLOAD_3): Likewise.
(VCTZB): Add vector count trailing zeros support.
(VCTZH): Likewise.
(VCTZW): Likewise.
(VCTZD): Likewise.
(VPRTYBD): Add vector parity support.
(VPRTYBQ): Likewise.
(VPRTYBW): Likewise.
(VCTZ): Add overloaded vector count trailing zeros support.
(VPRTYB): Add overloaded vector parity support.
* config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
overloaded vector count trailing zeros and parity instructions.
* config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
vector parity support.
* config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
trailing zeros support.
(vec_cntlz): Likewise.
(vec_vctzb): Likewise.
(vec_vctzd): Likewise.
(vec_vctzh): Likewise.
(vec_vctzw): Likewise.
(vec_vprtyb): Add ISA 3.0 vector parity support.
(vec_vprtybd): Likewise.
(vec_vprtybw): Likewise.
(vec_vprtybq): Likewise.
* doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
the ISA 3.0 vector count trailing zeros and vector parity built-in
functions.
2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
* tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
when there is stmt_to_insert.
2016-05-24 Martin Sebor <msebor@redhat.com>
PR c++/71147
* tree.h (complete_or_array_type_p): New inline function.
2016-05-24 Jakub Jelinek <jakub@redhat.com>
* config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
* config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
* config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
Limit 1st alternative to noavx isa, split 2nd alternative into one
noavx and one avx alternative, use *x and Bm in the former and
x and m in the latter.
* config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
of sse4 for the first alternative, drop %v from the template
and d operand modifier. Split second alternative into one sse4_noavx
and one avx alternative, use *x instead of *v in the former and v
instead of *v in the latter.
(*sse4_1_extractps): Use noavx isa instead of * for the first
alternative, drop %v from the template. Split second alternative into
one noavx and one avx alternative, use *x instead of *v in the
former and v instead of *v in the latter.
(<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
with noavx and the last one with avx.
(sse4_1_phminposuw): Guard first alternative with noavx isa,
split the second one into one noavx and one avx alternative,
use *x and Bm in the former and x and m in the latter one.
(<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
alternatives.
* config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
first two alternatives to noavx, use *x instead of *v in the second
one, add avx alternative without *.
(sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
sse4_1_<code>v2siv2di2<mask_name>): Likewise.
2016-05-24 Jeff Law <law@redhat.com>
* tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
New function, extracted from...
(fsm_find_control_statement_thread_paths): Here. Use the new function.
Allow simple copies and constant initializations in the SSA chain.
2016-05-24 Marek Polacek <polacek@redhat.com>
PR c/71249
* gimplify.c (gimplify_switch_expr): Look into the innermost lexical
scope.
2016-05-24 Jakub Jelinek <jakub@redhat.com>
PR c++/71257
* tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
2016-05-24 Richard Biener <rguenther@suse.de>
PR tree-optimization/71240
* tree-ssa-math-opts.c (init_symbolic_number): Verify the source
has integral type.
2016-05-24 Richard Biener <rguenther@suse.de>
PR tree-optimization/71230
* tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
* tree-vectorizer.h (vectorizable_comparison): Delete.
* tree-vect-loop.c (vectorizable_reduction): Remove redundant
PURE_SLP_STMT check.
* tree-vect-stmts.c (vectorizable_call): Likewise.
(vectorizable_simd_clone_call): Likewise.
(vectorizable_conversion): Likewise.
(vectorizable_assignment): Likewise.
(vectorizable_shift): Likewise.
(vectorizable_operation): Likewise.
(vectorizable_load): Likewise.
(vectorizable_condition): Likewise.
(vectorizable_store): Likewise. Assert that we don't have
hybrid SLP.
(vectorizable_comparison): Make static. Remove redundant
PURE_SLP_STMT check.
(vect_transform_stmt): Assert that we always have an slp_node
if PURE_SLP_STMT.
2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
operands[2] against 1 with comparison against CONST1_RTX.
(<shift>di3_neon): Likewise.
* config/arm/predicates.md (const0_operand): Replace with comparison
against CONST0_RTX.
2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
operands[2] against 1 with comparison against CONST1_RTX.
(ashrdi3): Likewise.
(lshrdi3): Likewise.
(ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
UINTVAL.
(ashrsi3): Likewise.
(lshrsi3): Likewise.
(rotrsi3): Likewise.
(define_split above *compareqi_eq0): Likewise.
(define_split above "prologue"): Likewise.
* config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
* config/arm/predicates.md (shift_operator): Likewise.
(shift_nomul_operator): Likewise.
(sat_shift_operator): Likewise.
(thumb1_cmp_operand): Likewise.
(const_neon_scalar_shift_amount_operand): Replace manual range
check with IN_RANGE.
* config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
with HOST_WIDE_INT_1.
(insv): Likewise.
* config/arm/arm.c (optimal_immediate_sequence): Replace cast of
1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
(arm_canonicalize_comparison): Likewise.
(thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
HOST_WIDE_INT_1.
(thumb1_size_rtx_costs): Likewise.
(vfp_const_double_index): Replace cast of 1 to unsigned
HOST_WIDE_INT with HOST_WIDE_INT_1U.
(get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
HOST_WIDE_INT_1.
(arm_asan_shadow_offset): Replace cast of 1 to unsigned
HOST_WIDE_INT with HOST_WIDE_INT_1U.
* config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
HOST_WIDE_INT with HOST_WIDE_INT_1.
2016-05-24 Marek Polacek <polacek@redhat.com>
* tree-cfg.h (should_remove_lhs_p): New predicate.
* cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
* gimplify.c (gimplify_modify_expr): Likewise.
* tree-cfg.c (verify_gimple_call): Likewise.
* tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
* gimple-fold.c: Include "tree-cfg.h".
(gimple_fold_call): Use should_remove_lhs_p.
2016-05-24 Richard Biener <rguenther@suse.de>
PR tree-optimization/71253
* cfganal.h (control_dependences): Make robust against edge
and BB removal.
(control_dependences::control_dependences): Remove edge_list argument.
(control_dependences::get_edge): Remove.
(control_dependences::get_edge_src): Add.
(control_dependences::get_edge_dest): Likewise.
(control_dependences::m_el): Make a vector of edge src/dest index.
* cfganal.c (control_dependences::find_control_dependence): Adjust.
(control_dependences::control_dependences): Likewise.
(control_dependences::~control_dependence): Likewise.
(control_dependences::get_edge): Remove.
(control_dependences::get_edge_src): Add.
(control_dependences::get_edge_dest): Likewise.
* tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
get_edge_src.
(perform_tree_ssa_dce): Adjust.
* tree-loop-distribution.c (create_edge_for_control_dependence): Use
get_edge_src.
(pass_loop_distribution::execute): Adjust. Do loop destroying
conditional on changed.
2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
PR target/69857
* config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
return. Reindent transformation comment and mention the ARM state
behavior.
2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
PR middle-end/71252
* tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
after build_and_add_sum creates new use stmt.
2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
* tree-vect-stmts.c (vectorizable_load): Reorder checks so that
load_lanes/grouped_load classification comes first. Don't check
whether the vectorization factor is a multiple of the group size
for load_lanes.
2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
* tree-vect-data-refs.c (vect_analyze_group_access_1): Set
GROUP_GAP for single-element interleaving.
* tree-vect-stmts.c (vectorizable_load): Remove force_peeling
variable.
2016-05-24 Richard Biener <rguenther@suse.de>
PR middle-end/70434
PR c/69504
* tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
bases which are accessed with non-invariant indices.
* gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
PR middle-end/71170
* tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
(add_to_ops_vec): Add stmt_to_insert.
(add_repeat_to_ops_vec): Init stmt_to_insert.
(insert_stmt_before_use): New.
(transform_add_to_multiply): Remove mult_stmt insertion and add it
to ops vector.
(get_ops): Init stmt_to_insert.
(maybe_optimize_range_tests): Likewise.
(rewrite_expr_tree): Insert stmt_to_insert before use stmt.
(rewrite_expr_tree_parallel): Likewise.
(reassociate_bb): Likewise.
2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
PR target/71201
* config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
ISA 3.0 xxperm fusion alternative.
(altivec_vperm_v8hiv16qi): Likewise.
(altivec_vperm_<mode>_uns_internal): Likewise.
(vperm_v8hiv4si): Likewise.
(vperm_v16qiv8hi): Likewise.
2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
Kelvin Nilsen <kelvin@gcc.gnu.org>
* config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
vpermr/xxpermr on ISA 3.0.
(altivec_expand_vec_perm_le): Likewise.
* config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
(altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
ISA 3.0.
2016-05-23 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.h (IS_STACK_MODE): Enable for
TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
SSE_FLOAT_MODE_P macros.
* config/i386/i386.c (ix86_preferred_reload_class): Use
IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
Cleanup regclass processing for CONST_DOUBLE_P.
(ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
(ix86_rtx_costs): Remove redundant TARGET_80387 check
with IS_STACK_MODE macro.
* config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
with TARGET_SSE2.
(*movdf_internal): Use IS_STACK_MODE macro.
(*movsf_internal): Ditto.
2016-05-23 Marc Glisse <marc.glisse@inria.fr>
* match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
2016-05-23 Jeff Law <law@redhat.com>
* tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
extracted from ...
(fsm_find_control_statement_thread_paths): Call it.
2016-05-23 Martin Jambor <mjambor@suse.cz>
PR ipa/71234
* ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
from_global_constant if t is not NULL.
2016-05-23 Marek Polacek <polacek@redhat.com>
PR c/49859
* common.opt (Wswitch-unreachable): New option.
* doc/invoke.texi: Document -Wswitch-unreachable.
* gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
warning.
2016-05-23 Bin Cheng <bin.cheng@arm.com>
* tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
TMR_INDEX is non-NULL.
2016-05-23 Richard Biener <rguenther@suse.de>
PR tree-optimization/71230
* tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
(try_special_add_to_ops): ... here. Always test for single-use.
2016-05-23 Martin Jambor <mjambor@suse.cz>
* hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
default block if a PHI node in the original one would be resized.
2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
PR tree-optimization/58135
* tree-vect-slp.c: When group size is not multiple
of vector size, allow splitting of store group at
vector boundary.
2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
* config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
2016-05-22 Jakub Jelinek <jakub@redhat.com>
* config/i386/sse.md (vec_set_lo_<mode><mask_name>,
vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
of 64x2.
* config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
v constraint instead of x and vinserti32x4 insn.
* config/i386/sse.md (i128vldq): New mode iterator.
(avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
avx512dq and avx512vl alternatives.
* config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
constraint, use maybe_evex prefix instead of vex.
(vec_dupv4sf): Use v constraint instead of x for output
operand except for noavx alternative, use Yv constraint
instead of x for input. Use maybe_evex prefix instead of vex.
(*vec_dupv4si): Likewise.
(*vec_dupv2di): Likewise.
2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
PR middle-end/40921
* tree-ssa-reassoc.c (try_special_add_to_ops): New.
(linearize_expr_tree): Call try_special_add_to_ops.
(reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
* config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
to computed stack_usage.
2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
PR target/71103
* config/avr/avr.md (define_expand "mov<mode>"): If the source
operand is subreg (symbol_ref) then move the symbol ref to register.
2016-05-21 Jan Hubicka <hubicka@ucw.cz>
* tree.c (array_at_struct_end_p): Look through MEM_REF.
2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
PR middle-end/71179
* tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
VECTOR type.
2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
* tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
ranges by calling get_single_symbol and tidy up. Look more closely
into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
2016-05-20 Jeff Law <law@redhat.com>
* bitmap.c (bitmap_find_bit): Remove useless test.
2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
* function.c (thread_prologue_and_epilogue_insns): Commit the
insertion of the epilogue.
2016-05-20 Martin Jambor <mjambor@suse.cz>
PR tree-optimization/70884
* tree-sra.c (initialize_constant_pool_replacements): Do not check
should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
(sort_and_splice_var_accesses): Do not consider multiple scalar reads
of constant pool data as a reason for scalarization.
2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
* config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
for naked functions.
(thumb1_expand_prologue): Likewise.
2016-05-20 Nathan Sidwell <nathan@acm.org>
* config/nvptx/nptx.c (nvptx_option_override): Only set
flag_toplevel_reorder, if not explicitly specified. Set
flag_no_common, unless explicitly specified.
2016-05-20 David Malcolm <dmalcolm@redhat.com>
* calls.c (can_implement_as_sibling_call_p): Mark param
reg_parm_stack_space with ATTRIBUTE_UNUSED.
2016-05-20 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
Use IS_STACK_MODE when calculating cost of standard 80387 constants.
Fallthru to CONST_VECTOR case to calculate cost of standard SSE
constants.
<case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
(ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
and CASE_CONST_ANY.
2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
* config/nvptx/nvptx.md (sincossf3): New pattern.
2016-05-20 David Malcolm <dmalcolm@redhat.com>
* calls.c (maybe_complain_about_tail_call): New function.
(initialize_argument_information): Call
maybe_complain_about_tail_call when clearing *may_tailcall.
(can_implement_as_sibling_call_p): Call
maybe_complain_about_tail_call when returning false.
(expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
ensure try_tail_call is set. Call maybe_complain_about_tail_call
if tail-call optimization fails.
* cfgexpand.c (expand_call_stmt): Initialize
CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
* gimple-pretty-print.c (dump_gimple_call): Dump
gimple_call_must_tail_p.
* gimple.c (gimple_build_call_from_tree): Call
gimple_call_set_must_tail with the value of
CALL_EXPR_MUST_TAIL_CALL.
* gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
(gimple_call_set_must_tail): New function.
(gimple_call_must_tail_p): New function.
* print-tree.c (print_node): Update printing of TREE_STATIC
to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
* tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
trailing comment listing applicable flags.
* tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
2016-05-20 David Malcolm <dmalcolm@redhat.com>
* calls.c (expand_call): Move "Rest of purposes for tail call
optimizations to fail" to...
(can_implement_as_sibling_call_p): ...this new function, and
split into multiple "if" statements.
2016-05-20 Jan Hubicka <hubicka@ucw.cz>
* cfgloop.h (expected_loop_iterations_unbounded,
expected_loop_iterations): Unconstify.
* cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
profile with known upper bound; return 3 when profile is absent.
(expected_loop_iterations): Update.
2016-05-20 Jan Hubicka <hubicka@ucw.cz>
* loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
and get_max_loop_iterations_int.
2016-05-20 Jan Hubicka <hubicka@ucw.cz>
* tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
realistic upper bounds here.
2016-05-20 Jakub Jelinek <jakub@redhat.com>
PR c++/71210
* gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
calls if the LHS is variable length or has addressable type.
If targets[0]->decl is a noreturn call with void return type and
zero arguments, adjust fntype and remove lhs in that case.
2016-05-20 Marc Glisse <marc.glisse@inria.fr>
PR tree-optimization/71079
PR tree-optimization/71206
* match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
* tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
(get_vec_alignment_for_array_decl): Likewise.
(get_vec_alignment_for_record_decl): Likewise.
(increase_alignment::execute): Move code to find alignment to
get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
(type_align_map): New hash_map.
2016-05-20 Richard Guenther <rguenther@suse.de>
PR tree-optimization/29756
* tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
* expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
* fold-const.c (operand_equal_p): Likewise.
(fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
* gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
* tree-inline.c (estimate_operator_cost): Likewise.
* tree-pretty-print.c (dump_generic_node): Likewise.
* tree-ssa-operands.c (get_expr_operands): Likewise.
* cfgexpand.c (expand_debug_expr): Likewise.
* gimple-pretty-print.c (dump_ternary_rhs): Likewise.
* gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
* tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
* tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
(execute_update_addresses_taken): Do it.
2016-05-20 Richard Biener <rguenther@suse.de>
PR tree-optimization/71185
* tree-ssa-loop-prefetch.c (gather_memory_references): Drop
register operations.
2016-05-20 Richard Biener <rguenther@suse.de>
* tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
gimple_seq_add_seq_without_update.
(release_bb_predicate): Assert we have no operands to free.
(if_convertible_loop_p_1): Calculate post dominators later.
Do not free BB predicates here.
(combine_blocks): Do not recompute BB predicates.
(version_loop_for_if_conversion): Save BB predicates around
loop versioning.
2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
* function.c (make_epilogue_seq): Remove epilogue_end parameter.
(thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
code. Ignore sibcalls on EDGE_IGNORE edges.
* shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
on edges for sibcalls that run without prologue. The rest of the
function is combined from...
(fix_fake_fallthrough_edge): ... this, and ...
(try_shrink_wrapping): ... a part of this. Remove the bb_with
function argument, make it a local variable.
2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
* config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
--disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
for 32-bit mode and SEH for 64-bit.
* config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
TARGET_64BIT_DEFAULT.
2016-05-19 Ryan Burn <contact@rnburn.com>
* Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
* gengtype.c (open_base_files): Add cilk.h to ifiles.
2016-05-19 Uros Bizjak <ubizjak@gmail.com>
* sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
force pending loads from memory.
2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
* config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
(UNSPEC_DARN_32): New unspec constant.
(UNSPEC_DARN_RAW): New unspec constant.
(darn_32): New instruction.
(darn_raw): New instruction.
(darn): New instruction.
* config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
support and documentation for this macro.
(BU_P9_MISC_1): New macro definition.
(BU_P9_64BIT_MISC_0): New macro definition.
(BU_P9_MISC_0): New macro definition.
(darn_32): New builtin definition.
(darn_raw): New builtin definition.
(darn): New builtin definition.
* config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
RS6000_BUILTIN_0 directives to surround each occurrence of
#include "rs6000-builtin.def".
(rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
RS6000_BTM_64BIT flags to the returned mask, depending on
configuration.
(def_builtin): Correct an error in the assignments made to the
debugging variable attr_string.
(rs6000_expand_builtin): Add support for no-operand built-in
functions.
(builtin_function_type): Remove fatal_error assertion that is no
longer valid.
(rs6000_common_init_builtins): Add support for no-operand built-in
functions.
* config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
definition.
(RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
definition.
(RS6000_BTM_64BIT): New macro definition.
* doc/extend.texi: Document __builtin_darn (void),
__builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
functions.
2016-05-19 Jan Hubicka <hubicka@ucw.cz>
* tree-vect-loop.c (vect_analyze_loop_2): Use also
max_loop_iterations_int.
2016-05-19 Marek Polacek <polacek@redhat.com>
PR tree-optimization/71031
* tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
condition and adjust the code a bit.
2016-05-19 Martin Liska <mliska@suse.cz>
* tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
auto_vec instead of vec.
2016-05-19 Martin Liska <mliska@suse.cz>
* tree-parloops.c (oacc_entry_exit_ok): Release a vector.
2016-05-19 Martin Liska <mliska@suse.cz>
* tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
2016-05-19 Martin Liska <mliska@suse.cz>
* ipa-pure-const.c (set_function_state): Remove an existing
funct_state.
(remove_node_data): Do not free it as it's released
in set_function_state.
2016-05-19 Martin Liska <mliska@suse.cz>
* tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
bitmap.
2016-05-19 Martin Liska <mliska@suse.cz>
* omp-simd-clone.c (simd_clone_adjust): Release vector.
2016-05-19 Martin Liska <mliska@suse.cz>
* tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
an auto_vec instead of re-creating it.
2016-05-19 Martin Liska <mliska@suse.cz>
* tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
auto_vec instead of vec.
2016-05-19 Martin Liska <mliska@suse.cz>
* lto-section-in.c (lto_get_section_data): Call
lto_check_version with additional argument.
* lto-streamer.c (lto_check_version): Add new argument.
* lto-streamer.h (lto_check_version): Likewise.
2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
Don't add cost of inner memory when handling sign-extended loads.
2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
PR rtl-optimization/71148
* cse.c (cse_main): Free dominance info.
(rest_of_handle_cse): Don't free dominance info.
(rest_of_handle_cse2): Likewise.
(rest_of_handle_cse_after_global_opts): Likewise.
2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
PR target/71056
* config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
NULL_TREE early if NEON is not available. Remove now redundant check
in ARM_CHECK_BUILTIN_MODE.
2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
PR sanitizer/64354
* cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
* doc/cpp.texi: Document new macros.
2016-05-19 Bin Cheng <bin.cheng@arm.com>
PR tree-optimization/69848
* tree-vect-loop.c (vectorizable_reduction): Don't factor
comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
* function.c (thread_prologue_and_epilogue_insn): Move the
"goto epilogue_done" one block later.
2016-05-19 Richard Biener <rguenther@suse.de>
PR tree-optimization/70729
* passes.def: Move LIM pass before PRE. Remove no longer
required copyprop and move first DCE out of the loop pipeline.
2016-05-18 David Malcolm <dmalcolm@redhat.com>
PR driver/69265
* Makefile.in (GCC_OBJS): Move spellcheck.o to...
(OBJS-libcommon-target): ...here.
* opts-common.c: Include spellcheck.h.
(cmdline_handle_error): Build a vec of valid options and use it
to suggest provide hints for misspelled arguments.
2016-05-18 Jakub Jelinek <jakub@redhat.com>
PR c++/71100
* cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
lhs if it has TREE_ADDRESSABLE type.
2016-05-18 Uros Bizjak <ubizjak@gmail.com>
PR target/71145
* config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
(*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
2016-05-18 Martin Jambor <mjambor@suse.cz>
PR ipa/69708
* ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
input for NOP_EXPR pass-through functions.
* ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
aggregate global constant VAR_DECLs in constant jump functions.
2016-05-18 Martin Jambor <mjambor@suse.cz>
PR ipa/69708
* ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
from TREE_READONLY parameters.
2016-05-18 Martin Jambor <mjambor@suse.cz>
PR ipa/69708
* cgraph.h (cgraph_indirect_call_info): New field
guaranteed_unmodified.
* ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
appropriate.
* ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
pass the parameter value to ipa_find_agg_cst_for_param.
* ipa-prop.c (ipa_load_from_parm_agg): New parameter
guaranteed_unmodified, store AA results there instead of bailing out
if present.
(ipa_note_param_call): Also initialize guaranteed_unmodified flag.
(ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
(find_constructor_constant_at_offset): New function.
(ipa_find_agg_cst_from_init): Likewise.
(ipa_find_agg_cst_for_param): Also seearch for aggregate values in
static initializers of contants, report back through a new paameter
from_global_constant if that was the case.
(try_make_edge_direct_simple_call): Also pass parameter value to
ipa_find_agg_cst_for_param, check guaranteed_unmodified when
appropriate.
(ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
(ipa_read_indirect_edge_info): Likewise.
* ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
(ipa_load_from_parm_agg): Likewise.
2016-05-18 Jiong Wang <jiong.wang@arm.com>
PR rtl-optimization/71150
* lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
check.
2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
PR target/70915
* config/rs6000/constraints.md (wE constraint): New constraint
for a vector constant that can be loaded with XXSPLTIB.
(wM constraint): New constraint for a vector constant of a 1's.
(wS constraint): New constraint for a vector constant that can be
loaded with XXSPLTIB and a vector sign extend instruction.
* config/rs6000/predicates.md (xxspltib_constant_split): New
predicates for wE/wS constraints.
(xxspltib_constant_nosplit): Likewise.
(easy_vector_constant): Add support for constants that can be
loaded via XXSPLTIB.
(all_ones_constant): New predicate for vector constant with all
1's set.
(splat_input_operand): Add support for ISA 3.0 word splat operations.
* config/rs6000/rs6000.c (xxspltib_constant_p): New function to
return if a constant can be loaded with the ISA 3.0 XXSPLTIB
instruction and possibly with a sign extension.
(output_vec_const_move): Add support for XXSPLTIB. If we are
loading up 0/-1 into Altivec registers, prefer using VSPLTISW
instead of XXLXOR/XXLORC.
(rs6000_expand_vector_init): Add support for ISA 3.0 word splat
operations.
(rs6000_legitimize_reload_address): Likewise.
(rs6000_output_move_128bit): Use output_vec_const_move to emit
constants.
* config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
combine VSX_M and VSX_M2 into one iterator.
(VSX_M2): Likewise.
(VSINT_84): New iterators for loading constants with XXSPLTIB.
(VSINT_842): Likewise.
(UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
(xxspltib_v16qi): New insns to load up constants with the ISA 3.0
XXSPLTIB instruction.
(xxspltib_<mode>_nosplit): Likewise.
(xxspltib_<mode>_split): New insn to load up constants with
XXSPLTIB and a sign extend instruction.
(vsx_mov<mode>): Replace single move that handled all vector types
with separate 32-bit and 64-bit moves. Combine the movti_<bit>
moves (when -mvsx-timode is in effect) into the main vector
moves. Eliminate separate moves for <VSr> <VSa>, where the
preferred register class (<VSr>) is listed first, and the
secondary register class (<VSa>) is listed second with a '?' to
discourage use. Prefer loading 0/-1 in any VSX register for ISA
3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
that if the register was involved in a slow operation, the
clear/set operation does not wait for the slow operation to
finish. Adjust the length attributes for 32-bit mode. Use
rs6000_output_move_128bit and drop the use of the string
instructions for 32-bit movti when -mvsx-timode is in effect. Use
spacing so that the alternatives and attributes don't generate
long lines, and put things in columns, so that it is easier to
match up the operands and attributes with the insn alternatives.
(vsx_mov<mode>_64bit): Likewise.
(vsx_mov<mode>_32bit): Likewise.
(vsx_movti_64bit): Fold movti into normal vector moves.
(vsx_movti_32bit): Likewise.
(vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
splat instructions.
(vsx_splat_v4si_internal): Likewise.
(vsx_splat_v4sf_internal): Likewise.
(vector fusion peepholes): Use VSX_M instead of VSX_M2.
(vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
extend vector elements.
(vsx_sign_extend_hi_<mode>): Likewise.
(vsx_sign_extend_si_v2di): Likewise.
* config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
declaration.
* doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
constraints. Add trailing period to wL documentation.
2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
PR middle-end/71020
* tree-dfa.h (replace_abnormal_ssa_names): Declare.
* tree-dfa.c (replace_abnormal_ssa_names): New function.
* tree-call-cdce.c: Include tree-dfa.h.
(can_guard_call_p): New function, extracted from...
(can_use_internal_fn): ...here.
(shrink_wrap_one_built_in_call_with_conds): Remove failure path
and return void.
(shrink_wrap_one_built_in_call): Likewise.
(use_internal_fn): Likewise.
(shrink_wrap_conditional_dead_built_in_calls): Update accordingly
and return void. Call replace_abnormal_ssa_names.
(pass_call_cdce::execute): Check can_guard_call_p during the
initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
will always change something.
2016-05-18 Martin Jambor <mjambor@suse.cz>
PR ipa/70646
* ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
2016-05-18 Martin Jambor <mjambor@suse.cz>
PR ipa/70646
* ipa-inline.h (condition): New field size.
* ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
for comaprison and store it into the new condition.
(evaluate_conditions_for_known_args): Use condition size to check
access sizes for all but CHANGED conditions.
(unmodified_parm_1): New parameter size_p, store access size into it.
(unmodified_parm): Likewise.
(unmodified_parm_or_parm_agg_item): Likewise.
(eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
(set_cond_stmt_execution_predicate): Extract access sizes and store
them to conditions.
(set_switch_stmt_execution_predicate): Likewise.
(will_be_nonconstant_expr_predicate): Likewise.
(will_be_nonconstant_predicate): Likewise.
(inline_read_section): Stream condition size.
(inline_write_summary): Likewise.
2016-05-18 Richard Biener <rguenther@suse.de>
* tree-ssa-loop-im.c (determine_max_movement): Properly add
condition cost to PHI cost instead of total_cost.
2016-05-18 Martin Liska <mliska@suse.cz>
PR fortran/70856
* ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
merged variables.
2016-05-18 Richard Biener <rguenther@suse.de>
* lto-streamer.h (LTO_major_version): Bump to 6.
2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
* function.c (make_split_prologue_seq, make_prologue_seq,
make_epilogue_seq): New functions, factored out from...
(thread_prologue_and_epilogue_insns): Here.
2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
* function.c (rest_of_handle_thread_prologue_and_epilogue): Call
cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
of before. Add a comment.
2016-05-18 Bin Cheng <bin.cheng@arm.com>
* tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
expression pointer, not pointer to the pointer.
2016-05-18 Jakub Jelinek <jakub@redhat.com>
* config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
(avx2_pbroadcast<mode>): Add another alternative with v instead
of x constraints in it, using <pbroadcast_evex_isa> isa.
(avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
* config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
constraint x instead of v in second alternative, add avx512bw
alternative.
* config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
constraint x instead of v in second alternative, add avx512bw
alternative.
* config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
constraint x instead of v in second alternative, add avx512bw
alternative.
* config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
avx512bw alternative.
2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
* config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
array to 128 chars.
(define_insn "*andnottf3"): Ditto.
(define_insn "*<code><mode>3"/any_logic): Ditto.
(define_insn "*<code>tf3"/any_logic): Ditto.
(define_insn "sse2_storehpd"): Use Yv constraint for scalar
operand to block AVX-512VL insn variant emit when it is not enabled.
2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
* config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
constraint fot SF mode.
2016-05-18 Petr Murzin <petr.murzin@intel.com>
Kirill Yukhin <kirill.yukhin@intel.com>
* config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
modifiers.
(define_insn "rsqrt14<mode>"): Ditto.
(define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
(define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
(define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
(define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
(define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
Ditto.
(define_insn "*avx512f_gatherdi<mode>"): Ditto.
(define_insn "*avx512f_scatterdi<mode>"): Ditto.
* config/i386/i386.c (ix86_print_operand): Expand check for size
override codes for Intel syntax.
2016-05-18 Richard Biener <rguenther@suse.de>
PR tree-optimization/71168
* tree-loop-distribution.c (distribute_loop): Move *destroy_p
initialization earlier.
2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
* config/aarch64/aarch64-simd.md
(aarch64_reduc_plus_internal<mode>): Rename to...
(reduc_plus_scal): ...This, and remove previous implementation.
2016-05-18 Richard Biener <rguenther@suse.de>
* passes.def: Put late dse and cd_dce in canonical order.
2016-05-17 Jan Hubicka <hubicka@ucw.cz>
* ipa-inline-transform.c (preserve_function_body_p): Look for
first non-thunk clone.
(save_function_body): Save into first non-thunk.
* lto-cgraph.c (lto_output_edge): When streaming thunk do not look
up call stmt id.
(lto_output_node): Inline thunks don't need body in every
partition.
* lto-streamer-in.c: Do not fixup thunk clones.
* cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
thunks.
* tree-inline.c (copy_bb): Be prepared for target node to be new after
folding suceeds.
2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
PR middle-end/63586
* tree-ssa-reassoc.c (transform_add_to_multiply): New.
(reassociate_bb): Call transform_add_to_multiply.
2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
* config/aarch64/aarch64.c (all_extensions): Removed unused
static variable.
2016-05-17 Nathan Sidwell <nathan@acm.org>
* config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
(TARGET_FUNCTION_ARG_BOUNDARY): Override.
2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
PR tree-optimization/54579
PR middle-end/55299
* match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
2016-05-17 Marek Polacek <polacek@redhat.com>
PR ipa/71146
* tree-inline.c (expand_call_inline): Call
maybe_remove_unused_call_args.
2016-05-17 Jim Wilson <jim.wilson@linaro.org>
* doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
* doc/invoke.texi (-mnan=2008): Change signalling to signaling.
* doc/md.texi (fmin@var{m}3): Likewise.
2016-05-17 Marc Glisse <marc.glisse@inria.fr>
* match.pd (X & C): New transformation.
2016-05-17 Marc Glisse <marc.glisse@inria.fr>
* match.pd (~X & Y): New transformation.
2016-05-17 Marc Glisse <marc.glisse@inria.fr>
* tree-vrp.c (simplify_truth_ops_using_ranges): Set range
information for new SSA_NAME.
(simplify_conversion_using_ranges): Get range through get_range_info
instead of get_value_range.
2016-05-17 Jiong Wang <jiong.wang@arm.com>
* config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
Remove inline assembly.
(vmvn_s16): Likewise.
(vmvn_s32): Likewise.
(vmvn_u8): Likewise.
(vmvn_u16): Likewise.
(vmvn_u32): Likewise.
(vmvnq_s8): Likewise.
(vmvnq_s16): Likewise.
(vmvnq_s32): Likewise.
(vmvnq_u8): Likewise.
(vmvnq_u16): Likewise.
(vmvnq_u32): Likewise.
(vmvn_p8): Likewise.
(vmvnq_p16): Likewise.
2016-05-17 Jiong Wang <jiong.wang@arm.com>
* config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
Use builtin.
(vmul_n_s16): Likewise.
(vmul_n_s32): Likewise.
(vmul_n_u16): Likewise.
(vmul_n_u32): Likewise.
(vmulq_n_f32): Likewise.
(vmulq_n_f64): Likewise.
(vmulq_n_s16): Likewise.
(vmulq_n_s32): Likewise.
(vmulq_n_u16): Likewise.
(vmulq_n_u32): Likewise.
2016-05-17 Jiong Wang <jiong.wang@arm.com>
* config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
2016-05-17 Jiong Wang <jiong.wang@arm.com>
* config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
to *aarch64_fma4_elt_from_dup<mode>.
(*aarch64_fnma4_elt_to_128df): Rename to
*aarch64_fnma4_elt_from_dup<mode>.
* config/aarch64/arm_neon.h (vfma_n_f64): New.
(vfms_n_f32): Likewise.
(vfms_n_f64): Likewise.
(vfmsq_n_f32): Likewise.
(vfmsq_n_f64): Likewise.
2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
* wide-int.h: Change fixed_wide_int_storage from class to struct.
2016-05-17 Richard Biener <rguenther@suse.de>
PR tree-optimization/71132
* tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
Only add control dependences for blocks in the loop.
(build_rdg): Adjust.
(generate_code_for_partition): Return whether loop should
be destroyed and delay that.
(distribute_loop): Likewise.
(pass_loop_distribution::execute): Record loops to be destroyed
and perform delayed destroying of loops.
2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
PR target/70809
* config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
* config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
PR target/71114
* config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
insertion point for instructions generated by validize_mem.
2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
* config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
in brackets.
2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
* config/aarch64/aarch64.c
(aarch64_output_simd_mov_immediate): Make "buf_size" a variable
rather than a macro.
2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
* doc/invoke.texi (AArch64 Options): Various updates.
2016-05-16 Jan Hubicka <hubicka@ucw.cz>
* ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
into instrumentation thunks.
* cif-code.def (CIF_CHKP): New.
2016-05-16 Uros Bizjak <ubizjak@gmail.com>
* config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
2016-05-16 Martin Jambor <mjambor@suse.cz>
* hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
(get_symbol_for_decl): Sorry if a global symbol in under-aligned.
2016-05-16 Marek Polacek <polacek@redhat.com>
* gimple.c (maybe_remove_unused_call_args): Fix typos in the
commentary.
2016-05-16 Martin Jambor <mjambor@suse.cz>
PR hsa/70857
* omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
the outlined kernel function.
2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
* config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
(ISA_HAS_DLSA): Ditto.
2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
* config/mips/m5100.md (m51_int_load): Update the latency to 2.
2016-05-16 Nathan Sidwell <nathan@acm.org>
* config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
(nvptx_name_replacement): Restore. Add comment.
(write_fn_proto, write_fn_proto_from_insn,
nvptx_output_call_insn): Restore
(TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
* config/aarch64/aarch64.md
(add<mode>3_compareC_cconly_imm): Remove use of %w.
(add<mode>3_compareC_imm): Likewise.
(<optab>si3_uxtw): Split into register and immediate variants.
(andsi3_compare0_uxtw): Likewise.
(and<mode>3_compare0): Likewise.
(and<mode>3nr_compare0): Likewise.
(stack_protect_test_<mode>): Don't use %x for memory operands.
2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
* config/mips/mips-cpus.def (p5600): Add multi-line brackets.
2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
* config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
Split integer shifts into shift_reg and bfm.
(aarch64_lshr_sisd_or_int_<mode>3): Likewise.
(aarch64_ashr_sisd_or_int_<mode>3): Likewise.
(ror<mode>3_insn): Likewise.
(<optab>si3_insn_uxtw): Likewise.
(<optab><mode>3_insn): Change to rotate_imm.
(extr<mode>5_insn_alt): Likewise.
(extrsi5_insn_uxtw): Likewise.
(extrsi5_insn_uxtw_alt): Likewise.
2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
* doc/tm.texi: Regenerate.
* doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
(TARGET_INVALID_RETURN_TYPE): Remove.
* system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
TARGET_INVALID_RETURN_TYPE.
* target.def (invalid_parameter_type): Remove.
(invalid_return_type): Remove.
2016-05-16 Jan Hubicka <hubicka@ucw.cz>
* ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
calls from thunk.
* ipa-inline-transform.c (inline_call): When inlining into thunk produce
gimple body.
(preserve_function_body_p): No need to preserve function body
* cif-codes.def (CIF_THUNK): Remove.
* cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
2016-05-16 Jan Hubicka <hubicka@ucw.cz>
* tree-inline.c (expand_call_inline): recurse after inlining thunk.
2016-05-16 Jan Hubicka <hubicka@ucw.cz>
* tree.c (free_lang_data_in_decl): Also set target/optimization flags
for thunks.
2016-05-16 Jan Hubicka <hubicka@ucw.cz>
* ipa-inline.c (report_inline_failed_reason): Look into thunks, too
(inline_small_functions): Do not look for function symbol when
resetting caches.
2016-05-16 Jan Hubicka <hubicka@ucw.cz>
* lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
of inline thunks
2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
Jiong Wang <jiong.wang@arm.com>
* config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
Define __ARM_FP16_ARGS when appropriate.
* config/arm/arm.c (arm_invalid_parameter_type): Remove
declaration.
(arm_invalid_return_type): Likewise.
(TARGET_INVALID_PARAMETER_TYPE): Remove.
(TARGET_INVALID_RETURN_TYPE): Remove.
(aapcs_vfp_sub_candidate): Allow HFmode.
(aapcs_vfp_allocate): Add comment. Support HFmode.
(aapcs_vfp_allocate_return_reg): Likewise.
(struct aapcs_cp_arg_layout): Slightly reword comments for
is_return_candidate and allocate_return_reg.
(output_mov_vfp): Update assert.
(arm_hard_regno_mode_ok): Remove comment, update HF-mode
condition.
(arm_invalid_parameter_type): Remove.
(amr_invalid_return_type): Remove.
* config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
* config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
* config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
* config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
* config/aarch64/arch64-protos.h
(aarch64_legitimize_reload_address): Remove.
* config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
Remove.
2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
* configure.ac: Add ACX_NONCANONICAL_HOST.
* configure: Regenerate.
* Makefile.in: Set host_noncanonical.
2016-05-14 Uros Bizjak <ubizjak@gmail.com>
PR target/71097
* config/i386/i386.md (*movtf_internal): Before register allocation,
do not allow FP constants for CM_MEDIUM memory model, allow only
standard FP constants for CM_LARGE and CM_LARGE_PIC models.
(*movxf_internal): Ditto.
(*movdf_internal): Ditto.
(*movsf_internal): Ditto.
2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
PR rtl-optimization/67483
* combine.c (make_compound_operation): Don't call extract_left_shift
with negative shift amounts.
2016-05-13 Jakub Jelinek <jakub@redhat.com>
PR bootstrap/71071
* fold-const.c (fold_checksum_tree): Allow modification
of TYPE_ALIAS_SET during folding.
* config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
(ix86_split_to_parts): Likewise. Fix up formatting.
2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
* tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
printf format.
2016-05-13 Nathan Sidwell <nathan@acm.org>
* config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
(nvptx_name_replacement): Delete.
(write_fn_proto, write_fn_proto_from_insn,
nvptx_output_call_insn): Remove nvptx_name_replacement call.
(TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
* langhooks.c (add_builtin_funcction_common): Call
targetm.mangle_decl_assembler_name.
* config/nvptx/nvptx.c (write_fn_proto): Handle
BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
2016-05-13 Martin Liska <mliska@suse.cz>
* tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
and PRIu64 in printf format.
2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
comment.
2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
Change --param max-completely-peeled-times to
--param max-completely-peel-times in dump file printing.
2016-05-13 Richard Biener <rguenther@suse.de>
PR tree-optimization/42587
* tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
(find_bswap_or_nop_1): Likewise.
(bswap_replace): Likewise.
2016-05-13 Martin Liska <mliska@suse.cz>
* tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
Initialize a variable with default value.
2016-05-13 Martin Liska <mliska@suse.cz>
* doc/invoke.texi: Enhance explanation of error recovery
of sanitizers.
2016-05-13 Martin Liska <mliska@suse.cz>
* tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
(struct cost_pair): Change inv_expr_id (int) to inv_expr
(iv_inv_expr_ent *).
(struct iv_inv_expr_ent): Comment struct fields.
(sort_iv_inv_expr_ent): New function.
(struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
(struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
a hash_map between iv_inv_expr_ent and number of usages.
(niter_for_exit): Fix coding style.
(tree_ssa_iv_optimize_init): Use renamed variable.
(determine_base_object): Fix coding style.
(alloc_iv): Likewise.
(find_interesting_uses_outside): Likewise.
(add_candidate_1): Likewise.
(add_standard_iv_candidates): Likewise.
(set_group_iv_cost): Replace inv_expr_id with inv_expr.
(prepare_decl_rtl): Fix coding style.
(get_address_cost): Likewise.
(get_shiftadd_cost): Likewise.
(force_expr_to_var_cost): Likewise.
(compare_aff_trees): Likewise.
(get_expr_id): Restructure the function.
(get_loop_invariant_expr_id): Renamed to
get_loop_invariant_expr.
(get_computation_cost_at): Replace usage of inv_expr_id with
inv_expr.
(get_computation_cost): Likewise.
(determine_group_iv_cost_generic): Likewise.
(determine_group_iv_cost_address): Likewise.
(iv_period): Fix coding style.
(iv_elimination_compare_lt): Likewise.
(may_eliminate_iv): Likewise.
(determine_group_iv_cost_cond): Replace usage of inv_expr_id with
inv_expr.
(determine_group_iv_costs): Dump invariant expressions.
(iv_ca_recount_cost): Use the newly added hash_map.
(iv_ca_set_remove_invariants): Fix coding style.
(iv_ca_set_add_invariants): Fix coding style.
(iv_ca_set_no_cp): Utilize the newly added hash_map for used
invariants.
(iv_ca_set_cp): Likewise.
(iv_ca_new): Initialize the newly added hash_map and remove
initialization of fields.
(iv_ca_free): Delete the hash_map.
(iv_ca_dump): Dump invariant expressions.
(iv_ca_extend): Fix coding style.
(try_add_cand_for): Likewise.
(create_new_ivs): Dump information about # of avg iterations and
# of used invariant expressions.
(rewrite_use_compare): Fix coding style.
(free_loop_data): Set default value for max_inv_expr_id.
2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
* cse.c (rest_of_handle_cse): Use cleanup_cfg
returned value cse_cfg_altered computation.
(rest_of_handle_cse2): Likewise.
(rest_of_handle_cse_after_global_opts): Likewise.
2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
PR target/53440
* config/arm/arm.c (arm32_output_mi_thunk): New.
(arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
to split Thumb1 vs TARGET_32BIT functionality.
(arm_thumb1_mi_thunk): New.
2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
* config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
to true.
2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
PR target/71080
* config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
* builtins.c (expand_builtin_memcmp): Do not emit the call here.
(expand_builtin_trap): Emit a regular call.
(set_builtin_user_assembler_name): Remove obsolete cases.
* dse.c (scan_insn): Adjust.
* except.c: Include calls.h.
(sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
emit a regular call to setjmp.
* expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
(block_move_libcall_safe_for_call_parm): Use memcpy builtin.
(emit_block_move_via_libcall): Delete.
(block_move_fn): Delete.
(init_block_move_fn): Likewise.
(emit_block_move_libcall_fn): Likewise.
(emit_block_op_via_libcall): New function.
(set_storage_via_libcall): Tidy up and use memset builtin.
(block_clear_fn): Delete.
(init_block_clear_fn): Likewise.
(clear_storage_libcall_fn): Likewise.
(expand_assignment): Call emit_block_move_via_libcall.
Do not include gt-expr.h.
* expr.h (emit_block_op_via_libcall): Declare.
(emit_block_copy_via_libcall): New inline function.
(emit_block_move_via_libcall): Likewise.
(emit_block_comp_via_libcall): Likewise.
(block_clear_fn): Delete.
(init_block_move_fn): Likewise.
(init_block_clear_fn): Likewise.
(emit_block_move_via_libcall): Likewise.
(set_storage_via_libcall): Add default parameter value.
* libfuncs.h (enum libfunc_index): Remove obsolete values.
(abort_libfunc): Delete.
(memcpy_libfunc): Likewise.
(memmove_libfunc): Likewise.
(memcmp_libfunc): Likewise.
(memset_libfunc): Likewise.
(setbits_libfunc): Likewise.
(setjmp_libfunc): Likewise.
(longjmp_libfunc): Likewise.
(profile_function_entry_libfunc): Likewise.
(profile_function_exit_libfunc): Likewise.
(gcov_flush_libfunc): Likewise.
* optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
and DECL_VISIBILITY on the declaration.
(init_optabs): Do not initialize obsolete libfuncs.
* optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
* tree-core.h (ECF_RET1): Define.
(ECF_TM_PURE): Adjust.
(ECF_TM_BUILTIN): Likewise.
* tree.c (set_call_expr_flags): Deal with ECF_RET1.
(build_common_builtin_nodes): Initialize abort builtin.
Add ECF_RET1 on memcpy, memmove and memset builtins.
Pass final flags for alloca and alloca_with_align builtins.
* config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
obsolete builtins.
* config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
* config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
set_storage_via_libcall and call emit_block_copy_via_libcall.
2016-05-12 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (*call_got_x32): Change operand 0 to
DImode before it is passed to ix86_output_call_operand.
(*call_value_got_x32): Ditto for operand 1.
2016-05-12 Jiong Wang <jiong.wang@arm.com>
PR rtl-optimization/70904
* lra-constraint.c (process_addr_reg): Relax the restriction on subreg
reload for wide mode.
2016-05-12 Marek Polacek <polacek@redhat.com>
PR c/70756
* langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
* langhooks.c (lhd_incomplete_type_error): Add location parameter.
* langhooks.h (incomplete_type_error): Likewise.
* tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
parameter, pass it down to incomplete_type_error.
* tree.h (size_in_bytes): New inline overload.
(size_in_bytes_loc): Renamed from size_in_bytes.
2016-05-12 Richard Biener <rguenther@suse.de>
PR tree-optimization/71059
* tree-ssa-pre.c (phi_translate_1): Fully fold translated
nary before looking up or entering the expression into the VN
hashes.
* tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
Make sure to re-use NARYs without result as inserted by
phi-translation.
2016-05-12 Richard Biener <rguenther@suse.de>
PR tree-optimization/71062
* tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
field.
* tree-ssa-structalias.c (set_uids_in_ptset): Set
vars_contains_restrict if the var is a restrict tag.
* tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
do not disambiguate pointers against it.
(dump_points_to_solution): Re-structure and adjust for new
vars_contains_restrict flag.
* gimple-pretty-print.c (pp_points_to_solution): Likewise.
2016-05-12 Martin Liska <mliska@suse.cz>
* doc/invoke.texi: Explain connection between
-fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
PR tree-optimization/71006
* tree-vect-loop.c (vect_determine_vectorization_factor): Don't
consider COND_EXPR as a mask producer.
2016-05-12 Marek Polacek <polacek@redhat.com>
PR driver/71063
* opts.c (common_handle_option): Detect missing argument for --help^.
2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
PR target/70830
* config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
when popping the PC and within an interrupt handler routine.
Add missing tab to output of "ldmfd".
(output_return_instruction): Output LDMFD with SP update rather
than POP when returning from interrupt handler.
2016-05-12 Jakub Jelinek <jakub@redhat.com>
* config/i386/i386.md (isa): Add x64_avx512dq, enable if
TARGET_64BIT && TARGET_AVX512DQ.
* config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
(*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
(*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
*vec_extractv2di_0_sse): Use v constraint instead of x constraint.
(*vec_extractv4si): Add avx512dq and avx512bw alternatives.
(*vec_extractv4si_zext): Add avx512dq alternative.
(*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
use v instead of x constraint in other alternatives where possible.
* config/i386/sse.md (sse2_loadld): Use v instead of x
constraint in alternatives 0,1,4.
* config/i386/sse.md (pinsr_evex_isa): New mode attr.
(<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
v constraints instead of x and <pinsr_evex_isa> isa attribute.
PR target/71019
* config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
<sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
is not emitted unless TARGET_AVX512BW.
(<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
for the result operand.
* config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
constraint instead of x in avx alternatives. Use maybe_evex instead
of vex prefix.
* config/i386/constraints.md (Yv): New constraint.
* config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
* config/i386/i386.md (avx512fvecmode): New mode attr.
(*pushtf): Use v constraint instead of x.
(*movtf_internal): Likewise. For TARGET_AVX512VL and
xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
(*absneg<mode>2): Use Yv constraint instead of x constraint.
(*absnegtf2_sse): Likewise.
(copysign<mode>3_const, copysign<mode>3_var): Likewise.
* config/i386/sse.md (*andnot<mode>3): Add avx512vl and
avx512f alternatives.
(*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
2016-05-12 Richard Biener <rguenther@suse.de>
PR tree-optimization/71060
* tree-data-ref.c (initialize_data_dependence_relation): Do not
require exact match of DR_BASE_OBJECT but only matching address and
type.
2016-05-12 Richard Biener <rguenther@suse.de>
PR tree-optimization/70986
* cfganal.c: Include cfgloop.h.
(dfs_find_deadend): Prefer to take edges exiting loops.
2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
* gcc.target/powerpc/pr70963.c: Require at least power8 at both
compile and run time.
2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
PR c/43651
* doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
2016-05-11 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.c (legitimize_pic_address): Use
copy_to_suggested_reg instead of gen_movsi.
2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
* config/rs6000/predicates.md (quad_memory_operand): Move most of
the code into quad_address_p and call it to share code with
vsx_quad_dform_memory_operand.
(vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
d-form support.
* config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
bit instead of being a separate word. Split -mpower9-dform into
two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
* config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
for the register class supporting 128-bit quad word memory offsets.
(mode_supports_vsx_dform_quad): Helper function to return if the
register class uses quad word memory offsets.
(rs6000_debug_addr_mask): Add support for quad word memory offsets.
(rs6000_debug_reg_global): Always print if we are using LRA or not.
(rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
instructions are enabled, set up the appropriate addr_masks for
128-bit types.
(rs6000_init_hard_regno_mode_ok): wb constraint is now based on
-mpower9-dform-scalar, instead of -mpower9-dform.
(rs6000_option_override_internal): Split -mpower9-dform into two
switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
-mpower9-dform switch sets or clears both. If we are not using
the LRA register allocator, do not enable -mpower9-dform-vector by
default. If we are using LRA, enable -mpower9-dform-vector and
-mvsx-timode if it is appropriate. Issue a warning if either
-mpower9-dform-vector or -mvsx-timode are explicitly used without
enabling LRA.
(quad_address_offset_p): New helper function to return if the
offset is legal for quad word memory instructions.
(quad_address_p): New function to determin if GPR or vector
register quad word memory addresses are legal.
(mem_operand_gpr): Validate quad word address offsets.
(reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
d-form (register + offset) instructions.
(offsettable_ok_by_alignment): Likewise.
(rs6000_legitimate_offset_address_p): Likewise.
(legitimate_lo_sum_address_p): Likewise.
(rs6000_legitimize_address): Likewise.
(rs6000_legitimize_reload_address): Add more debug statements for
-mdebug=addr.
(rs6000_legitimate_address_p): Add support for ISA 3.0 vector
d-form instructions.
(rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
d-form instructions. Distinguish different cases in debug
output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
d-form instructions.
(rs6000_preferred_reload_class): Likewise.
(rs6000_output_move_128bit): Add support for ISA 3.0 d-form
instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
of the ISA 2.06 indexed memory instructions.
(rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
use them to save/restore the saved vector registers instead of
using Altivec instructions.
(rs6000_emit_epilogue): Likewise.
(rs6000_lra_p): Use TARGET_LRA instead of the old option word.
(rs6000_opt_masks): Split -mpower9-dform into
-mpower9-dform-scalar and -mpower9-dform-vector.
(rs6000_print_options_internal): Print -mno-<switch> if <switch>
was not selected.
* config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
ISA 3.0 vector indexed memory instructions, and fold the code into
the normal mov<mode> patterns.
(p9_vecstore_<mode>): Likewise.
(vsx_mov<mode>): Add support for ISA 3.0 vector d-form
instructions.
(vsx_movti_64bit): Likewise.
(vsx_movti_32bit): Likewise.
* config/rs6000/constraints.md (wO constraint): New constraint for
ISA 3.0 vector d-form support.
* config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
-mpower9-dform-scalar instead of -mpower9-dform. Add note not to
include -mpower9-dform-vector until we switch over to LRA.
(POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
switches, -mpower9-dform-scalar and -mpower9-dform-vector.
* config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
* doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
for -mpower9-dform and -mlra.
* doc/md.texi (wO constraint): Document wO constraint.
2016-05-11 Alexander Monakov <amonakov@ispras.ru>
* genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
* genautomata.c (output_internal_insn_code_evaluation): Simplify.
Move handling of non-insn arguments inline into the sole user:
(output_trans_func): ...here.
(output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
in emitted function prototype.
(output_internal_insn_latency_func): Ditto. Simplify.
(output_internal_maximal_insn_latency_func): Ditto. Delete
always-unused argument.
(output_insn_latency_func): Ditto.
(output_maximal_insn_latency_func): Ditto.
2016-05-11 Richard Biener <rguenther@suse.de>
PR tree-optimization/71055
* tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
sth with precision not equal to access size verify we don't chop
off bits.
2016-05-11 Richard Biener <rguenther@suse.de>
PR debug/71057
* dwarf2out.c (retry_incomplete_types): Set early_dwarf.
(dwarf2out_finish): Move retry_incomplete_types call ...
(dwarf2out_early_finish): ... here.
2016-05-11 Richard Biener <rguenther@suse.de>
PR middle-end/71002
* alias.c (reference_alias_ptr_type): Preserve alias-set zero
if the langhook insists on it.
* fold-const.c (make_bit_field_ref): Add arg for the original
reference and preserve its alias-set.
(decode_field_reference): Take exp by reference and adjust it
to the original memory reference.
(optimize_bit_field_compare): Adjust callers.
(fold_truth_andor_1): Likewise.
* gimplify.c (gimplify_expr): Adjust in-SSA form test.
2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
PR middle-end/70807
* cfgrtl.h (delete_insn_and_edges): Now return bool.
* cfgrtl.c (delete_insn_and_edges): Likewise.
* config/i386/i386.c (convert_scalars_to_vector): Remove
redundant code.
* cse.c (cse_insn): Compute cse_cfg_altered.
(delete_trivially_dead_insns): Likewise.
(cse_cc_succs): Likewise.
(rest_of_handle_cse): Free dominance info if required.
(rest_of_handle_cse2): Likewise.
(rest_of_handle_cse_after_global_opts): Likewise.
2016-05-11 Alan Modra <amodra@gmail.com>
* config/rs6000/rs6000.c (is_complex_IBM_long_double,
abi_v4_pass_in_fpr): New functions.
(rs6000_function_arg_boundary): Exclude complex IBM long double
from 64-bit alignment when ABI_V4.
(rs6000_function_arg, rs6000_function_arg_advance_1,
rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
PR rtl-optimization/71028
* cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
jump with just a return in the fallthrough block if the branch
block contains just a return as well.
2016-05-10 Marc Glisse <marc.glisse@inria.fr>
* fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
* match.pd ((X & Y) ^ Y): ... this.
((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
| (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
2016-05-10 David Malcolm <dmalcolm@redhat.com>
* read-md.c (require_char_ws): New function.
(read_string): Simplify using require_char_ws.
(handle_constants): Likewise.
(handle_enum): Likewise.
(handle_file): Likewise.
* read-md.h (require_char_ws): New declaration.
* read-rtl.c (read_conditions): Simplify using require_char_ws.
(read_mapping): Likewise.
(read_rtx_code): Likewise.
(read_nested_rtx): Likewise.
2016-05-10 James Norris <jnorris@codesourcery.com>
* config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
if offloading is enabled and -fopenacc or -fopenmp is specified.
(CRTOFFLOADEND): Likewise.
(STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
(ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
2016-05-10 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
gotoff_operand code paths. Use copy_to_suggested_regs and
expand_simple_binop where appropriate. Cleanup.
2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
PR target/70799
* config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
integer constants.
(dimode_scalar_chain::vector_const_cost): New.
(dimode_scalar_chain::compute_convert_gain): Handle constants.
(dimode_scalar_chain::convert_op): Likewise.
(dimode_scalar_chain::convert_insn): Likewise.
2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
* dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
unary operation, not a binary one.
2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
PR middle-end/70877
* tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
calls with type casted fndecl.
2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
PR tree-optimization/70786
* tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
* calls.c (initialize_argument_information): Bind bounds
with corresponding args passed by reference.
2016-05-10 Jakub Jelinek <jakub@redhat.com>
PR target/70927
* config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
*<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
accordingly.
2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
PR target/70963
* config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
code for a zero scale factor.
(vsx_xvcvdpuxds_scale): Likewise.
2016-05-10 David Malcolm <dmalcolm@redhat.com>
* diagnostic-show-locus.c (layout::layout): Call show_ruler
if show_ruler_p was set on the context.
(layout::show_ruler): New method.
* diagnostic.h (struct diagnostic_context): Add field
"show_ruler_p".
2016-05-10 Richard Biener <rguenther@suse.de>
PR tree-optimization/71039
* tree-ssa-phiprop.c: Include tree-ssa-loop.h.
(chk_uses): New function.
(propagate_with_phi): Verify we can safely replicate the lhs of an
aggregate assignment on all incoming edges.
2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
* config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
Forward declare.
(rx_atomic_sequence): New class.
* config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
(is_interrupt_func, is_fast_interrupt_func): Make non-static and
non-inline.
(rx_atomic_sequence::rx_atomic_sequence,
rx_atomic_sequence::~rx_atomic_sequence): New functions.
* config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
CTRLREG_INTB): New constants.
(FETCHOP): New code iterator.
(fethcop_name, fetchop_name2): New iterator code attributes.
(QIHI): New mode iterator.
(atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
2016-05-10 Martin Liska <mliska@suse.cz>
* tree-inline.c (remap_dependence_clique): Do not remap
debugging statements.
2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
* config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
("*fixuns_truncdfdi2_z13")
("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
2016-05-10 Richard Biener <rguenther@suse.de>
PR tree-optimization/70497
PR tree-optimization/28367
* tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
split out from ...
(visit_reference_op_load): ... here.
(vn_reference_lookup_3): Use it to handle subreg-like accesses
with simplified BIT_FIELD_REFs.
* tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
* tree-complex.c (extract_component): Handle BIT_FIELD_REFs
correctly.
2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
* dwarf2out.c (add_abstract_origin_attribute): Adjust
documentation comment. For BLOCK nodes, add a
DW_AT_abstract_origin attribute that points to the DIE generated
for the origin BLOCK.
(gen_lexical_block_die): Call add_abstract_origin_attribute for
blocks from inlined functions.
2016-05-10 Alan Modra <amodra@gmail.com>
PR target/70947
* config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
regrename modifying insns saving lr before __morestack call.
* config/rs6000/rs6000.md (split_stack_return): Similarly for
insns restoring lr after __morestack call.
2016-05-09 Jakub Jelinek <jakub@redhat.com>
* config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
expanders.
* config/i386/sse.md (vec_interleave_high<mode>,
vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
<avx512>_vpermt2var<mode>3_maskz): Likewise.
2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
* config/rs6000/rs6000.c (rs6000_reassociation_width): Add
function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
parallel reassociation for power8 and forward.
2016-05-09 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (absneg splitters with general regs): Use
general_reg_operand predicate.
(btsq peephole2): Use x86_64_immediate_operand to check if new
value is suitable for immediate operand. Generate emitted insn
using RTL expressions.
(btcq peephole2): Ditto.
(btrq peephole2): Ditto. Generate correct immediate operand
for AND masking.
2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
* cfgexpand.c (expand_debug_expr): Fix address offset for negative
bitpos.
2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
* tree-affine.c (wide_int_constant_multiple_p): Add missing
pointer dereference.
2016-05-09 Richard Biener <rguenther@suse.de>
PR tree-optimization/70985
* match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
op0 isn't a gimple register.
2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
* config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
(i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
(i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
(i6400_fpu_mult): New cpu units.
(i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
(i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
(i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
(i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
(i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
(i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
(i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
(i6400_msa_long_float4, i6400_msa_long_float5)
(i6400_msa_long_float8, i6400_msa_fdiv_df)
(i6400_msa_fdiv_sf): New reservations.
* config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
(p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
(p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
(p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
(p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
(msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
(msa_short_cmp, msa_short_float2, msa_short_logic3)
(msa_short_store4, msa_long_load, msa_short_store)
(msa_long_logic, msa_long_float2, msa_long_float4)
(msa_long_float5, msa_long_float8, msa_long_mult)
(msa_long_fdiv, msa_long_div): New reservations.
2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
Sameera Deshpande <sameera.deshpande@imgtec.com>
Matthew Fortune <matthew.fortune@imgtec.com>
Graham Stott <graham.stott@imgtec.com>
Chao-ying Fu <chao-ying.fu@imgtec.com>
* config.gcc: Add MSA header file for mips*-*-* target.
* config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
(Ubv8i, Urv8): New constraints.
* config/mips/mips-ftypes.def: Add function types for MSA
builtins.
* config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
(V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
* config/mips/mips-msa.md: New file.
* config/mips/mips-protos.h
(mips_split_128bit_const_insns): New prototype.
(mips_msa_idiv_insns): Likewise.
(mips_split_128bit_move): Likewise.
(mips_split_128bit_move_p): Likewise.
(mips_split_msa_copy_d): Likewise.
(mips_split_msa_insert_d): Likewise.
(mips_split_msa_fill_d): Likewise.
(mips_expand_msa_branch): Likewise.
(mips_const_vector_same_val_p): Likewise.
(mips_const_vector_same_bytes_p): Likewise.
(mips_const_vector_same_int_p): Likewise.
(mips_const_vector_shuffle_set_p): Likewise.
(mips_const_vector_bitimm_set_p): Likewise.
(mips_const_vector_bitimm_clr_p): Likewise.
(mips_msa_vec_parallel_const_half): Likewise.
(mips_msa_output_division): Likewise.
(mips_ldst_scaled_shift): Likewise.
(mips_expand_vec_cond_expr): Likewise.
* config/mips/mips.c (enum mips_builtin_type): Add
MIPS_BUILTIN_MSA_TEST_BRANCH.
(mips_gen_const_int_vector_shuffle): New prototype.
(mips_const_vector_bitimm_set_p): New function.
(mips_const_vector_bitimm_clr_p): Likewise.
(mips_const_vector_same_val_p): Likewise.
(mips_const_vector_same_bytes_p): Likewise.
(mips_const_vector_same_int_p): Likewise.
(mips_const_vector_shuffle_set_p): Likewise.
(mips_symbol_insns): Forbid loading symbols via immediate for
MSA.
(mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
stores.
(mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
MSA.
(mips_lx_address_p): Add support load indexed address for MSA.
(mips_address_insns): Add calculation of instructions needed for
stores and loads for MSA.
(mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
CONST_VECTOR for MSA and let it fall through.
(mips_ldst_scaled_shift): New function.
(mips_subword_at_byte): Likewise.
(mips_msa_idiv_insns): Likewise.
(mips_legitimize_move): Validate MSA moves.
(mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
calculation of costs for MSA division.
(mips_split_move_p): Check if MSA moves need splitting.
(mips_split_move): Split MSA moves if necessary.
(mips_split_128bit_move_p): New function.
(mips_split_128bit_move): Likewise.
(mips_split_msa_copy_d): Likewise.
(mips_split_msa_insert_d): Likewise.
(mips_split_msa_fill_d): Likewise.
(mips_output_move): Handle MSA moves.
(mips_expand_msa_branch): New function.
(mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
Reinstate 'y' modifier.
(mips_file_start): Add MSA .gnu_attribute.
(mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
FPRs.
(mips_hard_regno_nregs): Always return 1 for MSA supported mode.
(mips_class_max_nregs): Add register size for MSA supported mode.
(mips_cannot_change_mode_class): Allow conversion between MSA
vector modes and TImode.
(mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
instruction.
(mips_secondary_reload_class): Force MSA loads/stores via memory.
(mips_preferred_simd_mode): Add preffered modes for MSA.
(mips_vector_mode_supported_p): Add MSA supported modes.
(mips_autovectorize_vector_sizes): New function.
(mips_msa_output_division): Likewise.
(MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
(MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
(CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
(CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
(CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
(CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
(CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
(CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
(CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
(CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
(CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
(CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
(CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
(CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
(CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
(CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
(CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
(CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
(CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
(CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
(CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
(CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
(CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
(CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
(CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
(CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
(CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
(CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
(CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
(CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
(CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
(CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
(CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
(CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
(CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
(CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
(CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
(CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
(CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
(CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
(CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
(CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
(CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
(CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
(CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
(CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
(CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
(CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
(CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
(CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
(CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
(CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
(CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
(CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
(CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
(CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
(CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
(CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
(CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
(CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
(CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
(CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
(CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
(CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
(CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
(CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
(CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
(CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
(CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
(CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
(CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
(CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
(CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
(CODE_FOR_msa_ldi_d): New code_aliasing macros.
(mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
move_v builtins.
(mips_get_builtin_decl_index): New array.
(MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
(MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
(MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
(MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
(mips_init_builtins): Initialize mips_get_builtin_decl_index
array.
(TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
hook.
(mips_expand_builtin_insn): Prepare operands for
CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
(mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
(mips_set_compression_mode): Disallow MSA with MIPS16 code.
(mips_option_override): -mmsa requires -mfp64 and -mhard-float.
These are set implicitly and an error is reported if overridden.
(mips_expand_builtin_msa_test_branch): New function.
(mips_expand_msa_shuffle): Likewise.
(MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
(TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
(TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
(mips_expand_vec_unpack): Add support for MSA.
(mips_expand_vector_init): Likewise.
(mips_expand_vi_constant): Use CONST0_RTX (element_mode)
instead of const0_rtx.
(mips_msa_vec_parallel_const_half): New function.
(mips_gen_const_int_vector): Likewise.
(mips_gen_const_int_vector_shuffle): Likewise.
(mips_expand_msa_cmp): Likewise.
(mips_expand_vec_cond_expr): Likewise.
* config/mips/mips.h
(TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
(OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
specified.
(ASM_SPEC): Pass mmsa and mno-msa to the assembler.
(ISA_HAS_MSA): New macro.
(UNITS_PER_MSA_REG): Likewise.
(BITS_PER_MSA_REG): Likewise.
(BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
(MSA_REG_FIRST): New macro.
(MSA_REG_LAST): Likewise.
(MSA_REG_NUM): Likewise.
(MSA_REG_P): Likewise.
(MSA_REG_RTX_P): Likewise.
(MSA_SUPPORTED_MODE_P): Likewise.
(HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
(ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
* config/mips/mips.md: Include mips-msa.md.
(alu_type): Add simd_add.
(mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
(type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
simd_move, simd_load, simd_store. Choose "multi" for moves
for "qword_mode".
(qword_mode): New attribute.
(insn_count): Add instruction count for quad moves.
Increase the count for MIPS SIMD division.
(UNITMODE): Add UNITMODEs for vector types.
(addsub): New code iterator.
* config/mips/mips.opt (mmsa): New option.
* config/mips/msa.h: New file.
* config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
specified.
* config/mips/mti-linux.h: Likewise.
* config/mips/predicates.md
(const_msa_branch_operand): New constraint.
(const_uimm3_operand): Likewise.
(const_uimm4_operand): Likewise.
(const_uimm5_operand): Likewise.
(const_uimm8_operand): Likewise.
(const_imm5_operand): Likewise.
(aq10b_operand): Likewise.
(aq10h_operand): Likewise.
(aq10w_operand): Likewise.
(aq10d_operand): Likewise.
(const_m1_operand): Likewise.
(reg_or_m1_operand): Likewise.
(const_exp_2_operand): Likewise.
(const_exp_4_operand): Likewise.
(const_exp_8_operand): Likewise.
(const_exp_16_operand): Likewise.
(const_vector_same_val_operand): Likewise.
(const_vector_same_simm5_operand): Likewise.
(const_vector_same_uimm5_operand): Likewise.
(const_vector_same_uimm6_operand): Likewise.
(const_vector_same_uimm8_operand): Likewise.
(par_const_vector_shf_set_operand): Likewise.
(reg_or_vector_same_val_operand): Likewise.
(reg_or_vector_same_simm5_operand): Likewise.
(reg_or_vector_same_uimm6_operand): Likewise.
* doc/extend.texi (MIPS SIMD Architecture Functions): New
section.
* doc/invoke.texi (-mmsa): Document new option.
2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
* configure: Regenerate.
* config.in: Regenerate.
* gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
on -fvtable-verify.
* config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
(ENDFILE_VTV_SPEC): Define.
2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
* config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
registers in all interrupt handlers if necessary.
(rl78_option_override): Add warning.
(MUST_SAVE_MDUC_REGISTERS): New macro.
(rl78_expand_epilogue): Restore the MDUC registers if necessary.
* config/rl78/rl78.c (check_mduc_usage): New function.
(mduc_regs): New structure to hold MDUC register data.
* config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
(mulsi3_g13): Add is_g13_muldiv_insn attribute.
(udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
(mulhi3_g13): Add is_g13_muldiv_insn attribute.
* config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
* doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
2016-05-09 Bin Cheng <bin.cheng@arm.com>
* tree-if-conv.c (tree-ssa-loop.h): Include header file.
(tree-ssa-loop-niter.h): Ditto.
(idx_within_array_bound, ref_within_array_bound): New functions.
(ifcvt_memrefs_wont_trap): Check if array ref is within bound.
Factor out check on writable base object to ...
(base_object_writable): ... here.
2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* config/arm/arm.md (probe_stack): Add modes to set source
and destination.
2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
* regrename.c (base_reg_class_for_rename): New static function.
(scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
2016-05-08 Jan Hubicka <hubicka@ucw.cz>
* cgraph.c (thunk_adjust): Export.
* cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
* cgraphunit.c (thunk_adjust): Export.
(cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
thunks.
* ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
inlinable.
* tree-inline.c (expand_call_inline): Expand thunks inline.
2016-05-08 Uros Bizjak <ubizjak@gmail.com>
PR target/70998
* config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
(*sse2_vd_cvtss2sd): Ditto.
* config/i386/i386.md
(TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
Generate *sse2_vd_cvtsd2ss pattern.
(TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
Generate *sse2_vd_cvtss2sd pattern.
2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
* config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
* config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
users.
2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
* config/sh/sh-protos.h (sh_media_register_for_return): Remove.
* config/sh/sh.c: Define and declare variables on first use throughout
the file.
(current_function_interrupt): Change to bool type.
(frame_insn): Rename to emit_frame_insn and update users.
(push_regs): Use bool for 'interrupt_handler' argument.
(save_schedule_s): Remove.
(TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
(sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
targetm.asm_out.unaligned_op.di.
(gen_far_branch): Remove redundant forward declaration.
(sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
MAX_TEMPS, save_schedule_ssave_schedule): Remove.
(sh_set_return_address, sh_function_ok_for_sibcall,
scavenge_reg): Update comments.
(sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
(sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
(sh_attr_renesas_p): Remove unnecessary parentheses.
(branch_dest): Simplify.
* config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
(CUMULATIVE_ARGS): Change macro to typedef.
(current_function_interrupt): Change to bool type.
(sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
Surround with __cplusplus ifdef.
(sh_compare_op0, sh_compare_op1): Remove.
(EPILOGUE_USES): Use TARGET_FPU_ANY condition.
2016-05-07 Jim Wilson <jim.wilson@linaro.org>
* config/arm/arm.md: (arch): Add neon.
(arch_enabled): Return yes for arch neon when TARGET_NEON.
* config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
attributes for alt renumbering. Mark alt 3 as non-predicable.
(thumb2_movdf_vfp): Likewise.
2016-05-07 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
(*andqi_1): Add preferred_for_speed attribute to disparage
alternative 2 for TARGET_PARTIAL_REG_STALL targets.
(*<code>qi_1): Ditto.
(*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
alternative 1 for TARGET_PARTIAL_REG_STALL targets.
(*ashlqi3_1): Ditto.
(*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
Add preferred_for_size attribute to disparage alternative 0 and
preferred_for_speed attribute to disparage alternative 1 for
TARGET_PARTIAL_REG_STALL targets.
2016-05-07 Tom de Vries <tom@codesourcery.com>
PR tree-optimization/70956
* graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
def.
2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
* config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
* config/sh/sh.c (sh_cbranch_distance): Implement it.
* config/sh/sh.md (branch_zero): Remove define_attr.
(define_delay): Disable delay slot if branch distance is one insn.
2016-05-06 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (LEAMODE): New mode attribute.
(plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
(ashift to LEA splitter): Rewrte splitter using SWI mode iterator
and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
operand 2 predicate.
(*lea<mode>_general_2): Use VOIDmode for const248_operand.
(*lea<mode>_general_3): Ditto.
(*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
2016-05-06 Jakub Jelinek <jakub@redhat.com>
* genmddump.c (main): Convert argv from char ** to const char **.
2016-05-06 David Malcolm <dmalcolm@redhat.com>
* coretypes.h (OVERRIDE): New macro.
(FINAL): New macro.
2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
* tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
allow coalescing if the types are compatible.
2016-05-06 David Malcolm <dmalcolm@redhat.com>
* pass_manager.h (pass_manager::register_pass_name): New method.
(pass_manager::get_pass_by_name): New method.
(pass_manager::create_pass_tab): New method.
(pass_manager::m_name_to_pass_map): New field.
* passes.c (name_to_pass_map): Delete global in favor of field
"m_name_to_pass_map" of pass_manager.
(register_pass_name): Rename from a function to...
(pass_manager::register_pass_name): ...this method, updating
for renaming of global "name_to_pass_map" to field
"m_name_to_pass_map".
(create_pass_tab): Rename from a function to...
(pass_manager::create_pass_tab): ...this method, updating
for renaming of global "name_to_pass_map" to field.
(get_pass_by_name): Rename from a function to...
(pass_manager::get_pass_by_name): ...this method.
(enable_disable_pass): Convert use of get_pass_by_name to
a method call, locating the pass_manager singleton.
2016-05-06 David Malcolm <dmalcolm@redhat.com>
* genattr-common.c (main): Convert argv from char ** to const char **.
* genattr.c (main): Likewise.
* genattrtab.c (main): Likewise.
* genautomata.c (initiate_automaton_gen): Likewise.
(main): Likewise.
* gencodes.c (main): Likewise.
* genconditions.c (main): Likewise.
* genconfig.c (main): Likewise.
* genconstants.c (main): Likewise.
* genemit.c (main): Likewise.
* genenums.c (main): Likewise.
* genextract.c (main): Likewise.
* genflags.c (main): Likewise.
* genmddeps.c (main): Likewise.
* genopinit.c (main): Likewise.
* genoutput.c (main): Likewise.
* genpeep.c (main): Likewise.
* genpreds.c (main): Likewise.
* genrecog.c (main): Likewise.
* gensupport.c (init_rtx_reader_args_cb): Likewise.
(init_rtx_reader_args): Likewise.
* gensupport.h (init_rtx_reader_args_cb): Likewise.
(init_rtx_reader_args): Likewise.
* gentarget-def.c (main): Likewise.
* read-md.c (read_md_files): Likewise.
* read-md.h (read_md_files): Likewise.
2016-05-06 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
* config/i386/predicates.md (register_and_not_any_fp_reg_operand):
Remove unused predicate.
(register_and_not_fp_reg_operand): Ditto.
2016-05-06 Martin Liska <mliska@suse.cz>
* tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
instead of vec as the vector is local to the function.
2016-05-06 Jakub Jelinek <jakub@redhat.com>
* config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
avx512bw alternative.
* config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
before the ashr<mode>3 pattern.
* config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
v instead of x in vex or maybe_vex alternatives, use
maybe_evex instead of vex in prefix.
* config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
*vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
in vex or maybe_vex alternatives, use maybe_evex instead of vex
in prefix.
* config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
v instead of x in vex or maybe_vex alternatives, use
maybe_evex instead of vex in prefix.
* config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
alternatives, use maybe_evex instead of vex in prefix.
* config/i386/sse.md (vec_interleave_lowv4sf,
*vec_interleave_highv2df, *vec_interleave_lowv2df): Use
v instead of x in vex or maybe_vex alternatives, use
maybe_evex instead of vex in prefix.
* config/i386/sse.md (sse_movhlps, sse_movlhps): Use
v instead of x in vex or maybe_vex alternatives, use
maybe_evex instead of vex in prefix.
* config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
v constraint instead of x.
2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
* gimple.c (gimple_call_same_target_p): Unique functions are eq.
* tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
equality first.
2016-05-06 Richard Biener <rguenther@suse.de>
PR tree-optimization/70948
* tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
Properly clobber all fields of va_list for __builtin_va_start.
2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
PR debug/70935
* tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
loop latch destination.
2016-05-06 Martin Liska <mliska@suse.cz>
* tree-ssa-uninit.c: Apply manual changes
to the GNU coding style.
(prune_uninit_phi_opnds): Rename from
prune_uninit_phi_opnds_in_unrealizable_paths.
2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
* config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
mspace): Remove deprecated options.
* doc/invoke.texi (SH options): Remove -mspace.
2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
* config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
* config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
corresponding combine split pattern.
2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
PR target/58219
* config/sh/predicates.md (long_displacement_mem_operand): New.
* config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
Add movi20, movi20s alternatives. Adjust length attribute for
alternatives.
(movsi_ie): Allow for any FPU. Adjust length attribute for
alternatives.
(movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
attribute for alternatives.
(*mov<mode>): Use long_displacement_mem_operand for length attribute.
(*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
length attribute for alternatives.
2016-05-06 Richard Biener <rguenther@suse.de>
PR tree-optimization/70960
* tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
PR target/52933
* config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
* config/sh/sh.c (sh_rtx_costs): Add another div0s case.
2016-05-06 Marek Polacek <polacek@redhat.com>
PR sanitizer/70875
* ubsan.c (get_ubsan_type_info_for_type): Remove assert.
2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
PR target/54089
* config/sh/sh.md (*rotcr): Add another variant.
2016-05-06 Richard Biener <rguenther@suse.de>
PR middle-end/70931
* dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
2016-05-06 Richard Biener <rguenther@suse.de>
PR middle-end/70941
* fold-const.c (split_tree): Always convert to the original type
before negating.
2016-05-06 Richard Biener <rguenther@suse.de>
* fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
(fwprop_addr): Likewise.
2016-05-06 Uros Bizjak <ubizjak@gmail.com>
PR target/70873
* config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
New prototype.
* config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
* config/i386/i386.md (push mem splitter): Use find_constant_src in
the splitter condition.
(FP load splitter): Use ix86_standard_x87sse_constant_load_p in
the splitter condition.
(FP float_extend load splitter): Ditto.
2016-05-05 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (peehole2 patterns): Change true_regnum
to REGNO in all peephole2 patterns.
(post-reload splitters): Change true_regnum to REGNO in
post-reload splitters.
(zero_extend splitters): Use general_reg_operand and
nonimmediate_gr_operand predicates.
2016-05-05 Jakub Jelinek <jakub@redhat.com>
* config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
v constraint instead of x.
2016-05-05 Alan Modra <amodra@gmail.com>
PR target/68662
* config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
TARGET_NO_FP_IN_TOC for -mrelocatable.
(MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
TARGET_RELOCATABLE test.
(ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
(ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
* config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
(ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
(ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
* config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
(ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
(ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
* config/rs6000/predicates.md (easy_fp_constant): Likewise.
* config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
Likewise.
(rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
(rs6000_stack_info): Likewise.
(rs6000_elf_asm_out_constructor): Likewise.
(rs6000_elf_asm_out_destructor): Likewise.
(rs6000_elf_declare_function_name): Likewise.
* config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
* config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
Don't define.
2016-05-05 Alan Modra <amodra@gmail.com>
* config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
2016-05-05 Alan Modra <amodra@gmail.com>
* config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
out-of-line gpr restore for one or two regs if that would add
a save of lr.
2016-05-04 Uros Bizjak <ubizjak@gmail.com>
PR target/70873
* config/i386/i386.md
(TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
Change to post-epilogue_completed late splitter. Use sse_reg_operand
as operand 0 predicate.
(TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
Ditto.
(TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
Ditto. Emit the pattern using RTX.
(TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
(TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
Ditto.
(TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
sse_reg_operand as operand 0 predicate.
(TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
instead of gen_rtx_REG.
(TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
Ditto.
2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
* function.c (emit_use_return_register_into_block): Delete.
(gen_return_pattern): Delete.
(emit_return_into_block): Delete.
(active_insn_between): Delete.
(convert_jumps_to_returns): Delete.
(emit_return_for_exit): Delete.
(thread_prologue_and_epilogue_insns): Delete all code dealing with
simple_return for shrink-wrapped blocks.
* shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
end of blocks that need one.
(get_unconverted_simple_return): Delete.
(convert_to_simple_return): Delete.
* shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
(convert_to_simple_return): Ditto.
2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
* cfgcleanup.c (bb_is_just_return): New function.
(try_optimize_cfg): Simplify jumps to return, branches to return,
and branches around return.
2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
* cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
branch to a return.
2016-05-04 Jakub Jelinek <jakub@redhat.com>
PR c++/70906
PR c++/70933
* tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
* tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
assert flags & OEP_HASH_CHECK, instead of asserting it
never happens. Handle TARGET_EXPR.
* fold-const.c (operand_equal_p): For hash verification,
or in OEP_HASH_CHECK into flags.
2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
* tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
comment.
(compute_samebase_partition_bases): Fix typo.
2016-05-04 Jakub Jelinek <jakub@redhat.com>
* config/i386/sse.md (vec_interleave_highv8sf,
vec_interleave_lowv8sf, vec_interleave_highv4df,
vec_interleave_lowv4df): Remove constraints from expanders.
* config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
2016-05-04 Jan Hubicka <hubicka@ucw.cz>
* tree-inline.c (expand_call_inline): Fix path dealing with
making lhs of call statement undefined.
2016-05-04 Jan Hubicka <hubicka@ucw.cz>
* cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
Check availability on NODE, too.
* cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
(cgraph_node::call_for_symbol_and_aliases): Likewise.
(varpool_node::call_for_symbol_and_aliase): Likewise.
* ipa-pure-const.c (add_new_function): Analyze all bodies.
(propagate_pure_const): Propagate across interposable functions, too.
(skip_function_for_local_pure_const): Do not skip interposable bodies
with aliases.
(pass_local_pure_const::execute): Update.
2016-05-04 Marek Polacek <polacek@redhat.com>
* doc/invoke.texi: Document -Wdangling-else.
2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
* config.gcc: Error out when conflicting multilib is detected. Do not
loop over multilibs since no combination is legal.
2016-05-04 Alan Modra <amodra@gmail.com>
* config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
* config/rs6000/sysv4.h (TARGET_TOC): Simplify.
* config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
Align .toc.
2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
* config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
Clean up p5600 comments.
2016-05-04 Richard Biener <rguenther@suse.de>
* match.pd: Add BIT_FIELD_REF canonicalizations and vector
constructor simplifications.
* fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
* config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
* config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
result.set_rtx is null instead of aborting.
* config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
Always enable.
(USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
* config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
*mov<mode>_store_postinc): New patterns.
2016-05-04 Marc Glisse <marc.glisse@inria.fr>
* match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
as commutative. Check both conversions are NOP.
((A & B) OP (C & B)): Remove.
2016-05-04 Alan Modra <amodra@gmail.com>
* combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
2016-05-04 Alan Modra <amodra@gmail.com>
PR target/70866
* config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
when cr2,3,4 are all fixed regs.
2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
PR rtl-optimization/57193
* opts.c (default_options_table): Revert OPT_frename_registers change.
* doc/invoke.texi (-frename-registers, -O2): Likewise.
2016-05-03 Martin Sebor <msebor@redhat.com>
PR c++/66561
* builtins.c (fold_builtin_FILE): New function.
(fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
(fold_builtin_0): Call them.
* gimplify.c (gimplify_call_expr): Remove the handling of
BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
PR c++/66561
* doc/extend.texi (Other Builtins): Update __builtin_FILE,
__builtin_FUNCTION, and __builtin_LINE to reflect they yield
constants.
PR c++/66639
* doc/extend.texi (Function Names as Strings): Update __func__,
__FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
constants.
2016-05-03 Jakub Jelinek <jakub@redhat.com>
Richard Biener <rguenther@suse.de>
PR tree-optimization/70916
* tree-if-conv.c: Include cfganal.h.
(pass_if_conversion::execute): Call connect_infinite_loops_to_exit
and remove_fake_exit_edges around the optimization pass.
2016-05-03 Jan Hubicka <hubicka@ucw.cz>
* cgraph.c (symbol_table::create_edge): Set inline_failed.
(cgraph_edge::make_direct): Likewise.
(cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
* cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
* cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
(CIF_THUNK): New code.
* ipa-inline-analysis.c (initialize_inline_failed): Preserve
CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
(compute_inline_parameters): Set inline_failed for thunks.
(inline_analyze_function): Cleanup.
* ipa-inline.c (can_inline_edge_p): Do not deal with
call_stmt_cannot_inline_p.
(can_early_inline_edge_p): Likewise.
(early_inliner): Initialize inline_failed.
* lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
2016-05-03 Uros Bizjak <ubizjak@gmail.com>
* config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
from nonimm_ssenomem_operand.
(nonimm_ssenomem_operand): New predicate.
* config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
as operand 0 predicate.
(*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
Disable unsupported alternatives using "enabled" attribute.
Use register_ssemem_operand as operand 0 predicate.
(*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
2016-05-03 Marek Polacek <polacek@redhat.com>
PR c/70859
* input.c (expansion_point_location): New function.
* input.h (expansion_point_location): Declare.
2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
* dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
occurence with frame_offset_ ones.
2016-05-03 Alan Modra <amodra@gmail.com>
PR rtl-optimization/70890
* ira.c (combine_and_move_insns): When moving def_insn, remove
equivs on use_insn.
2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
* config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
("*r<noxa>sbg_<mode>_srl"): New define_insns.
("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
2016-05-03 Alan Modra <amodra@gmail.com>
* config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
for SAVE_MULTIPLE/STORE_MULTIPLE.
2016-05-03 Jakub Jelinek <jakub@redhat.com>
* config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
*truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
2016-05-03 Richard Biener <rguenther@suse.de>
* gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
default true.
(gimplify_arg): Likewise.
* gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
re-writing the result to a decl if required.
(internal_get_tmp_var): Add allow_ssa parameter
and override into_ssa with it.
(get_formal_tmp_var): Adjust.
(get_initialized_tmp_var): Add allow_ssa parameter.
(gimplify_arg): Add allow_ssa parameter and avoid generating
SSA names for the result false.
(gimplify_call_expr): If the call may return twice do not
gimplify parameters into SSA.
(prepare_gimple_addressable): Do not allow an SSA name as temporary.
(gimplify_modify_expr): Adjust assert. For noreturn calls
with a SSA name LHS adjust its def.
(gimplify_save_expr): Do not allow an SSA name as save-expr result.
(gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
(gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
(gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
(gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
(optimize_target_teams): Do not allow SSA names for clause operands.
(gimplify_expr): Likewise for where we mark the result addressable.
* passes.def (pass_init_datastructures): Remove.
* tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
(rewrite_stmt): Likewise.
* tree-inline.c (initialize_cfun): Properly transfer SSA state.
(replace_locals_op): Replace SSA names.
(copy_gimple_seq_and_replace_locals): Init src_cfun.
* gimple-low.c (lower_builtin_setjmp): Deal with SSA.
* cgraph.c (release_function_body): Free CFG annotations only
when we have a CFG. Simplify.
* gimple-fold.c (gimplify_and_update_call_from_tree): Use
force_gimple_operand instead of get_initialized_tmp_var.
* tree-pass.h (make_pass_init_datastructures): Remove.
* tree-ssa.c (execute_init_datastructures): Remove.
(pass_data_init_datastructures): Likewise.
(class pass_init_datastructures): Likewise.
(make_pass_init_datastructures): Likewise.
* omp-low.c (create_omp_child_function): Init SSA data structures.
(grid_expand_target_grid_body): Likewise.
* tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
name before adding it to names_to_release.
(remove_bb): Always release SSA defs.
* tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
before dereferencing it.
* cgraphunit.c (init_lowered_empty_function): Always
int SSA data structures.
* tree-ssanames.c (release_defs): Remove assert that we are in
SSA form.
* trans-mem.c (diagnose_tm_1): Handle SSA name function.
2016-05-03 Jakub Jelinek <jakub@redhat.com>
Uros Bizjak <ubizjak@gmail.com>
PR rtl-optimization/70467
* config/i386/predicates.md (x86_64_hilo_int_operand,
x86_64_hilo_general_operand): New predicates.
* config/i386/constraints.md (Wd): New constraint.
* config/i386/i386.md (mode attr di): Use Wd instead of e.
(general_hilo_operand): New mode attr.
(add<mode>3, sub<mode>3): Use <general_hilo_operand>
instead of <general_operand>.
(*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
x86_64_hilo_general_operand instead of <general_operand>.
2016-05-03 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/70916
* tree-if-conv.c (constant_or_ssa_name): Removed.
(fold_build_cond_expr): Use is_gimple_val instead of
constant_or_ssa_name.
PR tree-optimization/70916
* tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
PR target/49244
* tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
(optimize_atomic_bit_test_and): New function.
(pass_fold_builtins::execute): Use it.
* optabs.def (atomic_bit_test_and_set_optab,
atomic_bit_test_and_complement_optab,
atomic_bit_test_and_reset_optab): New optabs.
* internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
* builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
* builtins.c (expand_ifn_atomic_bit_test_and): New function.
* internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
* doc/md.texi (atomic_bit_test_and_set@var{mode},
atomic_bit_test_and_complement@var{mode},
atomic_bit_test_and_reset@var{mode}): Document.
* config/i386/sync.md (atomic_bit_test_and_set<mode>,
atomic_bit_test_and_complement<mode>,
atomic_bit_test_and_reset<mode>): New expanders.
(atomic_bit_test_and_set<mode>_1,
atomic_bit_test_and_complement<mode>_1,
atomic_bit_test_and_reset<mode>_1): New insns.
2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
PR rtl-optimization/70687
* combine.c (change_zero_ext): Check for scalar modes. Use wide_int
instead of unsigned HOST_WIDE_INT.
2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
PR rtl-optimization/44281
* hard-reg-set.h (struct target_hard_regs): New field
x_fixed_nonglobal_reg_set.
(fixed_nonglobal_reg_set): New macro.
* reginfo.c (init_reg_sets_1): Initialize it.
* ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
of fixed_reg_set.
* df-scan.c (df_insn_refs_collect): Asms may reference global regs.
2016-05-03 Bin Cheng <bin.cheng@arm.com>
PR tree-optimization/56541
* doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
* params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
* tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
(any_complicated_phi): new static variable.
(aggressive_if_conv): delete.
(if_convertible_phi_p): support phis with more than two arguments.
(if_convertible_bb_p): remvoe check on aggressive_if_conv and
critical pred edges.
(ifcvt_split_critical_edges): support phis with more than two
arguments by checking new parameter. only split critical edges
if needed.
(tree_if_conversion): handle simd pragma marked loop using new
local variable aggressive_if_conv. check any_complicated_phi.
2016-05-03 Bin Cheng <bin.cheng@arm.com>
* tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
before using it.
2016-05-03 Bin Cheng <bin.cheng@arm.com>
* tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
cbase.
2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
* config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
(mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
define_insn_and_split.
(mulsi3_i): New define_insn_and_split.
(mulsi3_call): Convert to define_insn.
(mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
Remove constraints.
2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
* machmode.h (mode_complex): Add support to give the complex mode
for a given mode.
(GET_MODE_COMPLEX_MODE): Likewise.
* stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
stored by build_complex_type and gfc_build_complex_type instead of
trying to figure out the appropriate mode based on the size. Raise
an assertion error, if the type was not set.
* genmodes.c (struct mode_data): Add field for the complex type of
the given type.
(blank_mode): Likewise.
(make_complex_modes): Remember the complex mode created in the
base type.
(emit_mode_complex): Write out the mode_complex array to map a
type mode to the complex version.
(emit_insn_modes_c): Likewise.
* tree.c (build_complex_type): Set the complex type to use before
calling layout_type.
* config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
support for __float128 complex datatypes.
(rs6000_hard_regno_mode_ok): Likewise.
(rs6000_setup_reg_addr_masks): Likewise.
(rs6000_complex_function_value): Likewise.
* config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
__float128 and __ibm128 complex.
(FLOAT128_IBM_P): Likewise.
(ALTIVEC_ARG_MAX_RETURN): Likewise.
* doc/extend.texi (Additional Floating Types): Document that
-mfloat128 must be used to enable __float128. Document complex
__float128 and __ibm128 support.
2016-05-02 Jakub Jelinek <jakub@redhat.com>
PR target/49244
* gimple.c (gimple_builtin_call_types_compatible_p): Allow
char/short arguments promoted to int because of promote_prototypes.
2016-05-02 Uros Bizjak <ubizjak@gmail.com>
* config/i386/predicates.md (register_ssemem_operand): New predicate.
* config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
*cmpi<FPCMP:unord><MODEF:mode>_mixed and
*cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
alternatives using "enabled" attribute. Use register_ssemem_operand
as operand 1 predicate.
(*cmpi<unord>xf_i387): Split XFmode pattern from
*cmpi<FPCMP:unord><X87MODEF:mode>_i387.
(*absneg<mode>2): Merge from *absneg<mode>2_mixed and
*absneg<mode>2_i387. Disable unsupported alternatives using
"enabled" attribute.
(*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
* omp-low.c (lower_oacc_head_tail): Assert there is at least one
marker.
(oacc_loop_process): Check mask for loop termination.
2016-05-02 Jan Hubicka <hubicka@ucw.cz>
* cif-code.def (CIF_THUNK): Add.
* ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
accidental change.
2016-05-02 Jan Hubicka <hubicka@ucw.cz>
* ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
(dump_inline_summary): Dump it.
(fp_expression_p): New predicate.
(estimate_function_body_sizes): Use it.
(inline_merge_summary): Merge fp_expressions.
(inline_read_section): Read fp_expressions.
(inline_write_summary): Write fp_expressions.
* ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
codegen boundary if either caller or callee is !fp_expressions.
* ipa-inline.h (inline_summary): Add fp_expressions.
* ipa-inline-transform.c (inline_call): When inlining !fp_expressions
to fp_expressions be sure the fp generation flags are updated.
2016-05-02 Jakub Jelinek <jakub@redhat.com>
PR rtl-optimization/70467
* cse.c (cse_insn): Handle no-op MEM moves after folding.
PR rtl-optimization/70467
* ipa-pure-const.c (check_call): Handle internal calls even in
ipa mode like in local mode.
2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
* doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
2016-05-02 Marc Glisse <marc.glisse@inria.fr>
* match.pd (X u< X, X u> X): New transformations.
2016-05-02 Marc Glisse <marc.glisse@inria.fr>
* flag-types.h (enum warn_strict_overflow_code): Move ...
* coretypes.h: ... here.
* fold-const.h (fold_overflow_warning): Declare.
* fold-const.c (fold_overflow_warning): Make non-static.
(fold_comparison): Move the transformation of X +- C1 CMP C2
into X CMP C2 -+ C1 ...
* match.pd: ... here.
* gimple-fold.c (fold_stmt_1): Protect with
fold_defer_overflow_warnings.
2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
* omp-low.c (struct oacc_loop): Add 'inner' field.
(new_oacc_loop_raw): Initialize it to zero.
(oacc_loop_fixed_partitions): Initialize it.
(oacc_loop_auto_partitions): Partition outermost loop to outermost
available partitioning.
2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
* config/arc/arc.md (mulsidi3): Change operand 0 predicate to
register_operand.
(umulsidi3): Likewise.
(indirect_jump): Fix jump instruction assembly patterns.
2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
PR target/70860
* config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
(nvptx_function_value): Assert non-NULL cfun.
2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
PR rtl-optimization/70886
* sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
* cselib.h (rtx_equal_for_cselib_1): Declare.
(rtx_equal_for_cselib_p: New inline function.
* cselib.c (rtx_equal_for_cselib_p): Delete.
(rtx_equal_for_cselib_1): Make public.
2016-05-02 Uros Bizjak <ubizjak@gmail.com>
* config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
(register_mixssei387nonimm_operand): Remove predicate.
* config/i386/i386.md (*fop_<mode>_comm): Merge from
*fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
for TARGET_MIX_SSE_I387 alternatives.
(*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
Disable unsupported alternatives using "enabled" attribute. Use
nonimm_ssenomem_operand as operand 1 predicate. Also check
X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
* tree.c (cst_and_fits_in_hwi): Simplify.
2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
* tree.h (wi::to_wide): New function.
* expr.c (expand_expr_real_1): Use wi::to_wide.
* fold-const.c (int_const_binop_1): Likewise.
(extract_muldiv_1): Likewise.
2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
* wide-int.h: Update offset_int and widest_int documentation.
(WI_SIGNED_SHIFT_RESULT): New macro.
(wi::binary_shift): Define signed_shift_result_type for
shifts on offset_int- and widest_int-like types.
(generic_wide_int): Support <<= and >>= if << and >> are supported.
* tree.h (int_bit_position): Use shift operators instead of wi::
shifts.
* alias.c (adjust_offset_for_component_ref): Likewise.
* expr.c (get_inner_reference): Likewise.
* fold-const.c (fold_comparison): Likewise.
* gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
* gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
* tree-dfa.c (get_ref_base_and_extent): Likewise.
* tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
(stmt_kills_ref_p): Likewise.
* tree-ssa-ccp.c (bit_value_binop_1): Likewise.
* tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
* tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
(ao_ref_init_from_vn_reference): Likewise.
2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
* wide-int.h: Update offset_int and widest_int documentation.
(WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
(wi::binary_traits): Allow ordered comparisons between offset_int and
offset_int, between widest_int and widest_int, and between either
of these types and basic C types.
(operator <, <=, >, >=): Define for the same combinations.
* tree.h (tree_int_cst_lt): Use comparison operators instead
of wi:: comparisons.
(tree_int_cst_le): Likewise.
* gimple-fold.c (fold_array_ctor_reference): Likewise.
(fold_nonarray_ctor_reference): Likewise.
* gimple-ssa-strength-reduction.c (record_increment): Likewise.
* tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
* tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
* tree-sra.c (completely_scalarize): Likewise.
* tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
* tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
* tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
(check_for_binary_op_overflow): Likewise.
(search_for_addr_array): Likewise.
* ubsan.c (ubsan_expand_objsize_ifn): Likewise.
2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
* config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
(arc_save_restore): Likewise.
(arc_dwarf_register_span): Likewise.
(arc_output_pic_addr_const): Initialize suffix variable.
2016-05-02 Martin Liska <mliska@suse.cz>
* symbol-summary.h (function_summary::function_summary):
Remove checking assert for all cgraph nodes.
(function_summary::get): Check summary_uid.
(symtab_insertion): Check summary_uid.
2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
* config/arc/arc-protos.h (compact_memory_operand_p): Declare.
* config/arc/arc.c (arc_output_commutative_cond_exec): Consider
bmaskn instruction.
(arc_dwarf_register_span): Remove enum keyword.
(compact_memory_operand_p): New function.
* config/arc/arc.h (reg_class): Add code density register classes.
(REG_CLASS_NAMES): Likewise.
(REG_CLASS_CONTENTS): Likewise.
* config/arc/arc.md (*movqi_insn): Add code density instructions.
(*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
(*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
(*cmpsi_cc_c_insn, *movsi_ne): Likewise.
* config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
constraints.
(h, Rcd, Rsd, Rzd): New register constraints.
(T): Use compact_memory_operand_p function.
* config/arc/predicates.md (compact_load_memory_operand): Remove.
2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
* config/sh/sh.md (*negnegt, *movtt): Remove.
2016-05-02 Marek Polacek <polacek@redhat.com>
Tom de Vries <tom@codesourcery.com>
PR tree-optimization/70700
* tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
bigger than FIRST_REF_NODE.
2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
PR target/52898
* config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
TARGET_CMPEQDI_T.
(prepare_cbranch_operands): Don't use scratch register. Assume that
function is used when pseudos can be created.
(expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
* config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
(cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
define_expand. Allow it only when pseudos can be created.
* config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
2016-05-01 Uros Bizjak <ubizjak@gmail.com>
* config/i386/constraints.md (BC): Only allow -1 operands.
* config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
Add "enabled" attribute. Update XI mode attribute calculation.
* config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
(*movoi_internal_avx): Update XI mode attribute calculation.
(*movti_internal): Ditto.
2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
* config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
* config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
statement on instruction code. Remove trailing spaces.
(altivec_expand_stv_builtin): Likewise.
2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
* config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
(TARGET_FPU_DOUBLE): Simplify.
(BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
* config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
with 'TARGET_FPU_DOUBLE'.
* config/sh/sh.md: Likewise.
2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
* config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
SH_DIV_STR_FOR_SIZE): Remove.
* config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
SH_DIV_STR_FOR_SIZE): Remove.
2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
* config/sh/predicates.md (any_register_operand, zero_extend_operand,
logical_reg_operand): Delete.
(arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
match_operand and match_test.
(sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
variables on their first use. Return bool values.
* config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
* config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
arith_reg_operand for input operand. Remove empty constraints.
(xorsi3): Delete.
(*xorsi3_compact): Rename to xorsi3.
(zero_extend<mode>si2): Use arith_reg_operand for input operand.
(*zero_extend<mode>si2_disp_mem): Update comment.
(mov_nop): Delete.
2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
* config/sh/t-sh: Remove SH5 support.
* config.gcc: Likewise.
* configure: Likewise.
2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
* config/sh/sh.c (register_sh_passes, sh_option_override,
sh_print_operand, prepare_move_operands,
sh_can_follow_jump): Remove TARGET_SH1 checks.
* config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
PROMOTE_MODE): Likewise.
* config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
movdi): Likewise.
2016-04-30 Alan Modra <amodra@gmail.com>
* config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
restoring when fixed_reg_p, but allow out-of-line or stmw save.
Check for user regs later to avoid unnecessary looping over regs.
Merge user reg check with non-saved reg check. Don't force
inline VR restore when static chain used.
(rs6000_frame_related): Omit eh_frame info for user regs when
saving.
(fixed_regs_p): Delete.
2016-04-30 Alan Modra <amodra@gmail.com>
* config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
(SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
Update all uses.
2016-04-30 Alan Modra <amodra@gmail.com>
PR target/69645
* config/rs6000/rs6000.c (fixed_reg_p): New function.
(fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
Update all uses.
2016-04-30 Alan Modra <amodra@gmail.com>
* config/rs6000/rs6000.c (rs6000_conditional_register_usage):
Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
flag_pic test for Darwin.
2016-04-30 Alan Modra <amodra@gmail.com>
* regs.h (struct reg_info_t): Delete freq_calls_crossed and
throw_calls_crossed.
(REG_FREQ_CALLS_CROSSED): Delete.
(REG_N_THROWING_CALLS_CROSSED): Delete.
* regstat.c (regstat_bb_compute_ri): Don't calculate
REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
(dump_reg_info): Don't print call cross frequency.
* ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
and REG_N_THROWING_CALLS_CROSSED.
2016-04-30 Alan Modra <amodra@gmail.com>
* regs.h (struct reg_info_t): Delete live_length.
(REG_LIVE_LENGTH): Delete macro.
* regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
local_live, local_processed and local_live_last_luid params.
Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
Formatting fixes.
(regstat_compute_ri): Adjust for above. Don't set
REG_LIVE_LENGTH.
(dump_reg_info): Don't print live length.
* ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
Localize loop_depth var.
2016-04-30 Alan Modra <amodra@gmail.com>
* ira.c (enum valid_equiv): New.
(validate_equiv_mem): Return enum.
(update_equiv_mem): Create replacement in more cases.
(add_store_equivs): Update validate_equiv_mem call.
2016-04-30 Alan Modra <amodra@gmail.com>
* ira.c (combine_and_move_insns): Rather than scanning insns,
use DF infrastucture to find use and def insns.
2016-04-30 Alan Modra <amodra@gmail.com>
ira.c (combine_and_move_insns): Move invariant conditions..
(ira.c): ..to here. Call combine_and_move_insns before
add_store_equivs. Call grow_reg_equivs later. Allocate
req_equiv later using max_reg_num() rather than global max_regno.
(contains_replace_regs): Delete.
(add_store_equivs): Remove contains_replace_regs test.
2016-04-30 Alan Modra <amodra@gmail.com>
* ira.c (struct equiv_mem_data): New.
(equiv_mem, equiv_mem_modified): Delete static vars.
(validate_equiv_mem_from_store): Use "data" param to communicate..
(validate_equiv_mem): ..from here.
2016-04-30 Alan Modra <amodra@gmail.com>
* ira.c (add_store_equivs, combine_and_move_insns): New functions,
split out from..
(update_reg_equivs): ..here. Move allocation and freeing of
reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
end_alias_analysis to..
(ira): ..here.
2016-04-30 Alan Modra <amodra@gmail.com>
* ira.c (pdx_subregs): Delete.
(struct equivalence): Add pdx_subregs field.
(set_paradoxical_subreg): Remove pdx_subregs param. Update
pdx_subregs access.
(update_equiv_regs): Don't create or free pdx_subregs. Update
pdx_subregs access.
2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
* config/rs6000/altivec.h: Change definitions of vec_xl and
vec_xst.
* config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
(LD_ELEMREV_V2DI): New.
(LD_ELEMREV_V4SF): New.
(LD_ELEMREV_V4SI): New.
(LD_ELEMREV_V8HI): New.
(LD_ELEMREV_V16QI): New.
(ST_ELEMREV_V2DF): New.
(ST_ELEMREV_V2DI): New.
(ST_ELEMREV_V4SF): New.
(ST_ELEMREV_V4SI): New.
(ST_ELEMREV_V8HI): New.
(ST_ELEMREV_V16QI): New.
(XL): New.
(XST): New.
* config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
* config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
(altivec_expand_builtin): Add handling for
VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
(rs6000_invalid_builtin): Add error-checking for
RS6000_BTM_P9_VECTOR.
(altivec_init_builtins): Define builtins used to implement vec_xl
and vec_xst.
(rs6000_builtin_mask_names): Define power9-vector.
* config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
(RS6000_BTM_P9_VECTOR): Define.
(RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
* config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
(vsx_ld_elemrev_v2df): Likewise.
(vsx_ld_elemrev_v4sf): Likewise.
(vsx_ld_elemrev_v4si): Likewise.
(vsx_ld_elemrev_v8hi): Likewise.
(vsx_ld_elemrev_v16qi): Likewise.
(vsx_st_elemrev_v2df): Likewise.
(vsx_st_elemrev_v2di): Likewise.
(vsx_st_elemrev_v4sf): Likewise.
(vsx_st_elemrev_v4si): Likewise.
(vsx_st_elemrev_v8hi): Likewise.
(vsx_st_elemrev_v16qi): Likewise.
* doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
grammar.
2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
* tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
out into ...
(simplify_control_stmt_condition_1): ... here. Recurse into
BIT_AND_EXPRs and BIT_IOR_EXPRs.
2016-04-29 David Edelsohn <dje.gcc@gmail.com>
PR target/69810
* config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
(zero_extendqi<mode>2_dot): Revert earlier conversion from
define_insn_and_split to define_insn.
(zero_extendqi<mode>2_dot2): Same.
(extendqi<mode>2_dot): Same.
(extendqi<mode>2_dot2): Same.
2016-04-29 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
(probe_stack): New expander.
(probe_stack_<mode>): New insn pattern.
2016-04-29 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md
(operations with memory inputs setting flags peephole2):
Remove uneeded REG_P checks. Cleanup pattern generation.
2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
* tree-vect-loop.c (vect_transform_loop): Fix
nb_iterations_upper_bound computation for vectorized loop.
2016-04-29 Marek Polacek <polacek@redhat.com>
Jakub Jelinek <jakub@redhat.com>
PR sanitizer/70342
* fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
TARGET_EXPR_SLOT as a base.
2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
* config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
with 'rCm2' constraints to limit possible immediate size.
(*load_zeroextendqisi_update): Likewise.
(*load_signextendqisi_update): Likewise.
(*loadhi_update): Likewise.
(*load_zeroextendhisi_update): Likewise.
(*load_signextendhisi_update): Likewise.
(*loadsi_update): Likewise.
(*loadsf_update): Likewise.
2016-04-29 Uros Bizjak <ubizjak@gmail.com>
* config/i386/predicates.md (constm1_operand): Fix comparison.
2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
* testsuite/gcc.target/arc/ieee_eq.c: New test.
2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
* common/config/sh/sh-common.c (sh_option_optimization_table): Remove
remaining SH5 related settings.
* config/sh/sh-protos.h (shmedia_cleanup_truncate,
shmedia_prepare_call_address): Delete.
* config/sh/sh.c (sh_print_operand, output_stack_adjust,
DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
* config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
UNSUPPORTED_SH2A): Remove m5 checks.
(sh_divide_strategy_e): Remove SH5 division strategies.
(TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
* config/sh/sh.md (divsf3): Reinstate define_expand pattern.
2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
* config/s390/s390.c (s390_rtx_costs): Update documentation.
2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
* config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
* config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
Change lder to ldr.
* config/s390/vector.md ("mov<mode>"): Likewise.
2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
* config/s390/constraints.md ("U", "W"): Invoke
s390_mem_constraint with "ZR" and "ZT".
* config/s390/s390.c (s390_check_qrst_address): Reject invalid
addresses when using LRA. Accept also short displacements for S
and T constraints. Do not check for long displacement target for
S and T constraints.
(s390_mem_constraint): Remove handling of U and W constraints.
* config/s390/s390.md (various patterns): Remove the short
displacement constraints (Q and R) if a long displacement
constraint is present. Add longdisp as required CPU capability.
* config/s390/vector.md: Likewise.
* config/s390/vx-builtins.md: Likewise.
2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
PR target/60040
* reload1.c (reload): Call finish_spills before
restarting reload loop. Skip select_reload_regs
if update_eliminables_and_spill returns true.
2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
* config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
* config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
(umulhisi3_imm): Update predicates and constraint letters.
(umulhisi3_reg): Declare instruction as commutative.
* config/arc/constraints.md (J12, J16): New constraints.
* config/arc/predicates.md (short_unsigned_const_operand): New
predicate.
(arc_short_operand): Likewise.
* testsuite/gcc.target/arc/umulsihi3_z.c: New file.
2016-04-29 Richard Biener <rguenther@suse.de>
PR tree-optimization/13962
PR tree-optimization/65686
* tree-ssa-alias.h (ptrs_compare_unequal): Declare.
* tree-ssa-alias.c (ptrs_compare_unequal): New function
using PTA to compare pointers.
* match.pd: Add pattern for pointer equality compare simplification
using ptrs_compare_unequal.
2016-04-29 Richard Biener <rguenther@suse.de>
* stor-layout.c (layout_type): Do not build a pointer-to-element
type for arrays.
2016-04-29 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
Use SWI mode iterator. Use general_reg_operand predicate.
(Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
predicates.
2016-04-29 Jakub Jelinek <jakub@redhat.com>
PR middle-end/70843
* fold-const.c (operand_equal_p): Don't verify hash value equality
if arg0 == arg1.
* tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
and OMP_CLAUSE.
2016-04-28 Jakub Jelinek <jakub@redhat.com>
PR target/70858
* config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
(bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
__builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
__builtin_ia32_pdep_di and __builtin_ia32_pext_di.
2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
* config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
to info. Don't initialize separate fields to 0. Clean up
formatting a bit.
2016-04-28 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (peephole2s for operations with memory inputs):
Use SWI mode iterator.
(peephole2s for operations with memory outputs): Ditto.
Do not check for stack checking probe.
(probe_stack): Remove expander.
2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
Andrew Burgess <andrew.burgess@embecosm.com>
* config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
operands as 32-bits.
2016-04-28 Jason Merrill <jason@redhat.com>
* gdbinit.in: Skip line-map.h.
2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
Andrew Burgess <andrew.burgess@embecosm.com>
* config/arc/arc.c (arc_conditional_register_usage): Take
TARGET_RRQ_CLASS into account.
(arc_print_operand): Support printing 'p' and 's' operands.
* config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
as 0.
(TARGET_RRQ_CLASS): Define.
(IS_POWEROF2_OR_0_P): Define.
* config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
alternatives.
(*tst_movb): New define_insn.
(*tst): Avoid recognition if it could prevent '*tst_movb'
combination; replace c/CnL with c/Chs alternative.
(*tst_bitfield_tst): New define_insn.
(*tst_bitfield_asr): New define_insn.
(*tst_bitfield): New define_insn.
(andsi3_i): Add Rrq variant.
(extzv): New define_expand.
(insv): New define_expand.
(*insv_i): New define_insn.
(*movb): New define_insn.
(*movb_signed): New define_insn.
(*movb_high): New define_insn.
(*movb_high_signed): New define_insn.
(*movb_high_signed + 1): New define_split pattern.
(*mrgb): New define_insn.
(*mrgb + 1): New define_peephole2 pattern.
(*mrgb + 2): New define_peephole2 pattern.
* config/arc/arc.opt (mbitops): New option for nps400, uses
TARGET_NPS_BITOPS_DEFAULT.
* config/arc/constraints.md (q): Make register class conditional.
(Rrq): New register constraint.
(Chs): New constraint.
(Clo): New constraint.
(Chi): New constraint.
(Cbf): New constraint.
(Cbn): New constraint.
(C18): New constraint.
(Cbi): New constraint.
2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
* cfganal.c (bitmap_intersection_of_succs): Delete assert checking
dst->popcount.
(bitmap_intersection_of_preds): Ditto.
(bitmap_union_of_succs): Ditto.
(bitmap_union_of_preds): Ditto.
* sbitmap.c (do_popcount): Delete.
(BITMAP_DEBUGGING): Delete.
(sbitmap_verify_popcount): Delete.
(sbitmap_alloc): Don't initialize the popcount field.
(sbitmap_alloc_with_popcount): Delete.
(sbitmap_resize): Don't resize the popcount array.
(sbitmap_vector_alloc): Don't initialize the popcount field.
(bitmap_copy): Don't copy the popcount array.
(bitmap_clear): Don't clear the popcount array.
(bitmap_clear): Delete the popcount array handling.
(bitmap_ior_and_compl): Delete the popcount assert.
(bitmap_not): Ditto.
(bitmap_and_compl): Ditto.
(bitmap_and): Delete the popcount array handling.
(bitmap_xor): Ditto.
(bitmap_ior): Ditto.
(bitmap_or_and): Delete the popcount assert.
(bitmap_and_or): Ditto.
(popcount_table): Delete.
(sbitmap_elt_popcount): Delete.
* sbitmap.h (simple_bitmap_def): Delete the popcount field.
(bitmap_set_bit): Delete the popcount assert.
(bitmap_clear_bit): Ditto.
(sbitmap_free): Don't free the popcount array.
(sbitmap_alloc_with_popcount): Delete declaration.
(sbitmap_popcount): Ditto.
2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
Andrew Burgess <andrew.burgess@embecosm.com>
* config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
(TARGET_NPS_CMEM_DEFAULT): Provide default definition.
* config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
(arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
* config/arc/arc.opt (mcmem): New option.
* config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
supply length for r/m alternative.
(*extendqisi2_ac): Likewise.
(*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
r/Uex alternative.
(movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
(movhi_insn): Likewise.
(movsi_insn): Add r/Ucm,Ucm/w alternatives.
(*zero_extendqihi2_i): Add r/Ucm alternative.
(*zero_extendqisi2_ac): Likewise.
(*zero_extendhisi2_i): Likewise.
* config/arc/constraints.md (Uex): New memory constraint.
(Ucm): New define_constraint.
* config/arc/predicates.md (long_immediate_loadstore_operand):
Return 0 for MEM with cmem_address address.
(cmem_address_0): New predicates.
(cmem_address_1): Likewise.
(cmem_address_2): Likewise.
(cmem_address): Likewise.
2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
* config/rs6000/rs6000.c (machine_function): Rename
insn_chain_scanned_p to spe_insn_chain_scanned_p.
(rs6000_stack_info): Adjust.
2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
Andrew Burgess <andrew.burgess@embecosm.com>
* config/arc/constraints.md (Usd): Convert to define_constraint.
(Us<): Likewise.
(Us>): Likewise.
2016-04-28 Jakub Jelinek <jakub@redhat.com>
PR target/70821
* config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
Add new peephole2 where the first insn is *mov<mode>_or instead of
*mov<mode>_internal.
2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
* tracer.c (bb_seen): Make static.
2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
* common/config/arc/arc-common.c (arc_handle_option): Add NPS400
support, setup defaults.
* config/arc/arc-opts.h (enum processor_type): Add NPS400.
* config/arc/arc.c (arc_init): Add NPS400 support.
* config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
(TARGET_ARC700): NPS400 is also an ARC700.
* config/arc/arc.opt: Add NPS400 options to -mcpu=.
2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
PR target/70668
* config/nds32/nds32.md (casesi): Don't access the operands array
out of bounds.
2016-04-28 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
(or $-1,reg peephole2): Ditto.
(strict_low_part zeroing peephole2): Use SWI12 mode iterator.
2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
* doc/extend.texi (Common Function Attributes) [optimize]:
Discourage use of the optimize attribute.
2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
* config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
special case builtin.
* config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
ALTIVEC_BUILTIN_VEC_ADDE.
* config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
support for ALTIVEC_BUILTIN_VEC_ADDE.
* config/rs6000/rs6000.c (altivec_init_builtins): Add definition
for __builtin_vec_adde.
2016-04-28 Jakub Jelinek <jakub@redhat.com>
* config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
* config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
PR testsuite/70595
* doc/sourcebuild.texi (Effective-Target Keywords, Other
attributes): Document cilkplus_runtime.
2016-04-28 Martin Jambor <mjambor@suse.cz>
* tree-cfg.c (verify_expr): Verify that local declarations belong to
this function. Call verify_expr on MEM_REFs and bases of other
handled_components.
2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* internal-fn.c (expand_arith_overflow): Convert preprocessor check
for WORD_REGISTER_OPERATIONS to runtime check.
2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
* config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
* config/arc/arc.c (arc_process_double_reg_moves): Fix for
big-endian compilation.
* config/arc/arc.md (addf3): Likewise.
(subdf3): Likewise.
(muldf3): Likewise.
2016-04-28 Richard Biener <rguenther@suse.de>
PR tree-optimization/70840
* match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
Mark x * pow(x,c) -> pow(x,c+1) commutative.
Add powi(x,y) * powi(z,y) -> powi(x*z,y).
2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
and explain why in a comment.
2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
* config/arc/arc.md (cpu_facility): Add fpx variant.
(subdf3): Prohibit use reverse sub when assist operations option
is enabled.
* config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
instructions only when FPX is enabled.
* testsuite/gcc.target/arc/trsub.c: New test.
2016-04-28 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
mult_operator when calculating "type" attribute.
(*fop_<mode>_1_i387): Ditto.
(*fop_xf_1_i387): Ditto.
(x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
Use std::swap to swap operands. Use RTL expressions to generate
converted pattern.
2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
Joern Rennecke <joern.rennecke@embecosm.com>
* config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
declaration.
(emit_pic_move): Remove.
(arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
* config/arc/arc.c (emit_pic_move): Removed.
(TARGET_HAVE_TLS): Define.
(arc_conditional_register_usage): Test for arc_tp_regno.
(arc_print_operand, arc_print_operand_address): Handle TLS
unspecs.
(arc_needs_pcl_p): New function.
(arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
(arc_legitimate_pic_addr_p): Handle TLS unspecs.
(arc_raw_symbolic_reference_mentioned_p): Likewise.
(arc_get_tp, arc_emit_call_tls_get_addr): New function.
(arc_legitimize_tls_address): Likewise.
(DTPOFF_ZERO_SYM): Define.
(arc_legitimize_pic_address): Make it static, handle TLS cases.
(arc_output_pic_addr_const): Print TLS unspecs.
(prepare_pic_move): New function, replaces emit_pic_move.
(arc_legitimate_constant_p): Handle TLS unspecs.
(arc_legitimate_address_p): Likewise.
(arc_rewrite_small_data_p): Use assert for TLS constants.
(prepare_move_operands): Use prepare_pic_move.
(arc_legitimize_address): Legitimize tls addresses.
(arc_epilogue_uses): Check for arc_tp_regno.
(arc_eh_uses, insn_is_tls_gd_dispatch): New function.
* config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
Define.
[DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
Likewise.
[DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
%(arc_tls_extra_start_spec).
(TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
(REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
(EH_USES): Define.
(INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
* config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
(UNSPEC_TLS_OFF): Add.
(R10_REG): Define.
(tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
(get_thread_pointersi): New patterns.
* config/arc/arc.opt (mtp-regno): New option.
* config/arc/predicates.md (move_src_operand): Handle TLS symbols.
(move_dest_operand): Likewise.
* configure: Regenerate.
* configure.ac: Add arc*-*-* case to test for tls.
* doc/invoke.texi (ARC options): Document mtp-regno.
2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
* config/arc/arc.c (arc_vector_mode_supported_p): Add support for
the new ARC HS SIMD instructions.
(arc_preferred_simd_mode): New function.
(arc_autovectorize_vector_sizes): Likewise.
(TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
(TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
(arc_init_reg_tables): Accept new ARC HS SIMD modes.
(arc_init_builtins): Add new SIMD builtin types.
(arc_split_move): Handle 64 bit vector moves.
* config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
(TARGET_PLUS_QMACW): Define.
* config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
(DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
(VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
(VSUBADD4H): New builtins.
* config/arc/simdext.md: Add new ARC HS SIMD instructions.
* testsuite/gcc.target/arc/builtin_simdarc.c: New file.
2016-04-28 Eduard Sanou <dhole@openmailbox.org>
Matthias Klose <doko@debian.org>
* doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
2016-04-28 Richard Biener <rguenther@suse.de>
PR middle-end/70777
* fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
canonicalization.
2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
* common/config/sh/sh-common.c: Remove SH5 support.
* config/sh/constraints.md: Likewise.
* config/sh/config/sh/elf.h: Likewise.
* config/sh/linux.h: Likewise.
* config/sh/netbsd-elf.h: Likewise.
* config/sh/predicates.md: Likewise.
* config/sh/sh-c.c: Likewise.
* config/sh/sh-protos.h: Likewise.
* config/sh/sh.c: Likewise.
* config/sh/sh.h: Likewise.
* config/sh/sh.md: Likewise.
* config/sh/sh.opt: Likewise.
* config/sh/sync.md: Likewise.
* config/sh/sh64.h: Delete.
* config/sh/shmedia.h: Likewise.
* config/sh/shmedia.md: Likewise.
* config/sh/sshmedia.h: Likewise.
* config/sh/t-netbsd-sh5-64: Likewise.
* config/sh/t-sh64: Likewise.
* config/sh/ushmedia.h: Likewise.
2016-04-28 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (sign_extend to memory peephole2s): Use
general_reg_operand instead of register_operand predicate.
2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
* params.def (MIN_PARTITION_SIZE): Set default value to 10000.
2016-04-27 Marc Glisse <marc.glisse@inria.fr>
* match.pd (A - B > A, A + B < A): New transformations.
2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
* genattrtab.c (write_test_expr): New parameter EMIT_PARENS
which defaults to true. Emit an outer pair of parentheses only if
EMIT_PARENS. When continuing a chain of && or || (or & or |),
don't emit parentheses for the right-hand operand.
2016-04-27 Jeff Law <law@redhat.com>
* tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
* config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
(altivec_lvx_<mode>_internal): Document.
(altivec_lvx_<mode>_2op): New define_insn.
(altivec_lvx_<mode>_1op): Likewise.
(altivec_lvx_<mode>_2op_si): Likewise.
(altivec_lvx_<mode>_1op_si): Likewise.
(altivec_stvx_<mode>): Remove.
(altivec_stvx_<mode>_internal): Document.
(altivec_stvx_<mode>_2op): New define_insn.
(altivec_stvx_<mode>_1op): Likewise.
(altivec_stvx_<mode>_2op_si): Likewise.
(altivec_stvx_<mode>_1op_si): Likewise.
* config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
Expand vec_ld and vec_st during parsing.
* config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
changes.
(altivec_expand_stvx_be): Likewise.
(altivec_expand_lv_builtin): Expand lvx built-ins to expose the
address-masking behavior in RTL.
(altivec_expand_stv_builtin): Expand stvx built-ins to expose the
address-masking behavior in RTL.
(altivec_expand_builtin): Change builtin code arguments for calls
to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
(insn_is_swappable_p): Avoid incorrect swap optimization in the
presence of lvx/stvx patterns.
(alignment_with_canonical_addr): New function.
(alignment_mask): Likewise.
(find_alignment_op): Likewise.
(recombine_lvx_pattern): Likewise.
(recombine_stvx_pattern): Likewise.
(recombine_lvx_stvx_patterns): Likewise.
(rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
stvx patterns from expand.
* config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
expansions.
(vector_altivec_store_<mode>): Likewise.
2016-04-26 Evandro Menezes <e.menezes@samsung.com>
* config/aarch64/aarch64.md
(*movhf_aarch64): Add "movi %0, #0" to zero up register and
remove the "fp" attributes.
(*movsf_aarch64): Add "movi %0, #0" to zero up register and
add the "simd" attributes.
(*movdf_aarch64): Likewise.
(*movtf_aarch64): Remove the "fp" attributes.
* testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
* testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
2016-04-27 David Malcolm <dmalcolm@redhat.com>
* emit-rtl.c (maybe_set_first_label_num): Strengthen param from
rtx to rtx_code_label *.
* rtl.h (maybe_set_first_label_num): Likewise.
2016-04-27 David Malcolm <dmalcolm@redhat.com>
* df-core.c (df_add_problem): Make the problem param be const.
(df_remove_problem): Make local "problem" be const.
* df-problems.c (problem_RD): Make const.
(problem_LR): Likewise.
(problem_LIVE): Likewise.
(problem_MIR): Likewise.
(problem_CHAIN): Likewise.
(problem_WORD_LR): Likewise.
(problem_NOTE): Likewise.
(problem_MD): Likewise.
* df-scan.c (problem_SCAN): Likewise.
* df.h (struct df_problem): Make field "dependent_problem" be
const.
(struct dataflow): Likewise for field "problem".
(df_add_problem): Make param const.
2016-04-27 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
inter-unit moves to/from vector registers are enabled. Do not disable
for TARGET_MMX.
2016-04-27 David Malcolm <dmalcolm@redhat.com>
* df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
#define to...
(enum df_problem_id): ...this new enum.
(struct df_problem): Convert field "id" from "int" to
enum df_problem_id.
2016-04-27 David Malcolm <dmalcolm@redhat.com>
* rtl.def: Update comment for "things in the instruction chain" to
reflect the removal of the leading "i" field for INSN_UID in
r210360. Fix bogus apostrophe.
2016-04-27 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md
(lea arith with mem operand + setcc peephole2): Set operator mode.
2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
PR target/70155
* config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
(dimode_scalar_to_vector_candidate_p): This.
(timode_scalar_to_vector_candidate_p): New function.
(scalar_to_vector_candidate_p): Likewise.
(timode_check_non_convertible_regs): Likewise.
(timode_remove_non_convertible_regs): Likewise.
(remove_non_convertible_regs): Likewise.
(remove_non_convertible_regs): Renamed to ...
(dimode_remove_non_convertible_regs): This.
(scalar_chain::~scalar_chain): Make it virtual.
(scalar_chain::compute_convert_gain): Make it pure virtual.
(scalar_chain::mark_dual_mode_def): Likewise.
(scalar_chain::convert_insn): Likewise.
(scalar_chain::convert_registers): Likewise.
(scalar_chain::add_to_queue): Make it protected.
(scalar_chain::emit_conversion_insns): Likewise.
(scalar_chain::replace_with_subreg): Likewise.
(scalar_chain::replace_with_subreg_in_insn): Likewise.
(scalar_chain::convert_op): Likewise.
(scalar_chain::convert_reg): Likewise.
(scalar_chain::make_vector_copies): Likewise.
(scalar_chain::convert_registers): New pure virtual function.
(class dimode_scalar_chain): New class.
(class timode_scalar_chain): Likewise.
(scalar_chain::mark_dual_mode_def): Renamed to ...
(dimode_scalar_chain::mark_dual_mode_def): This.
(timode_scalar_chain::mark_dual_mode_def): New function.
(timode_scalar_chain::convert_insn): Likewise.
(dimode_scalar_chain::convert_registers): Likewise.
(scalar_chain::compute_convert_gain): Renamed to ...
(dimode_scalar_chain::compute_convert_gain): This.
(scalar_chain::replace_with_subreg): Renamed to ...
(dimode_scalar_chain::replace_with_subreg): This.
(scalar_chain::replace_with_subreg_in_insn): Renamed to ...
(dimode_scalar_chain::replace_with_subreg_in_insn): This.
(scalar_chain::make_vector_copies): Renamed to ...
(dimode_scalar_chain::make_vector_copies): This.
(scalar_chain::convert_reg): Renamed to ...
(dimode_scalar_chain::convert_reg ): This.
(scalar_chain::convert_op): Renamed to ...
(dimode_scalar_chain::convert_op): This.
(scalar_chain::convert_insn): Renamed to ...
(dimode_scalar_chain::convert_insn): This.
(scalar_chain::convert): Call convert_registers.
(convert_scalars_to_vector): Change to scalar_chain pointer to
use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
in 32-bit mode. Delete scalar_chain pointer. Call
free_dominance_info in 64-bit mode.
(pass_stv::gate): Remove TARGET_64BIT check.
(ix86_option_override): Put the 64-bit STV pass before the CSE
pass.
2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
* dwarf2out.h (struct dw_loc_descr_node): Remove the
dw_loc_frame_offset field.
* dwarf2out.c (new_loc_descr): Likewise.
(resolve_args_picking_1): Turn the VISITED hash set into a
FRAME_OFFSET hash map. Use it to associate a frame offset to
visited nodes. Remove uses of the CHECKING_P macro.
(resolve_args_picking): Update call to resolve_args_picking_1.
2016-04-27 Martin Liska <mliska@suse.cz>
* tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
(free_loop_data): Release vuses of groups.
2016-04-27 Bin Cheng <bin.cheng@arm.com>
* tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
instead of redundant use_id and boolean have_use_for.
(struct iv_use): Change sub_id into group_id. Remove field next.
Move fields: related_cands, n_map_members, cost_map and selected
to ...
(struct iv_group): ... here. New structure.
(struct iv_common_cand): Use structure declaration directly.
(struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
(MAX_CONSIDERED_USES): Rename macro to ...
(MAX_CONSIDERED_GROUPS): ... here.
(n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
(dump_iv, dump_use, dump_cand): Refactor format of dump information.
(dump_uses): Rename to ...
(dump_groups): ... here. Update all uses.
(tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
(find_induction_variables): Refactor format of dump information.
(record_sub_use): Delete.
(record_use): Update all uses.
(record_group): New function.
(record_group_use, find_interesting_uses_op): Call above functions.
Update all uses.
(find_interesting_uses_cond): Ditto.
(group_compare_offset): New function.
(split_all_small_groups): Rename to ...
(split_small_address_groups_p): ... here. Update all uses.
(split_address_groups): Update all uses.
(find_interesting_uses): Refactor format of dump information.
(add_candidate_1): Update all uses. Remove redundant check on iv,
base and step.
(add_candidate, record_common_cand): Remove redundant assert.
(add_iv_candidate_for_biv): Update use.
(add_iv_candidate_derived_from_uses): Update all uses.
(add_iv_candidate_for_groups, record_important_candidates): Ditto.
(alloc_use_cost_map): Ditto.
(set_use_iv_cost, get_use_iv_cost): Rename to ...
(set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
(determine_use_iv_cost_generic): Ditto.
(determine_group_iv_cost_generic): Ditto.
(determine_use_iv_cost_address): Ditto.
(determine_group_iv_cost_address): Ditto.
(determine_use_iv_cost_condition): Ditto.
(determine_group_iv_cost_cond): Ditto.
(determine_use_iv_cost): Ditto.
(determine_group_iv_cost): Ditto.
(set_autoinc_for_original_candidates): Update all uses.
(find_iv_candidates): Update all uses. Refactor dump information.
(determine_use_iv_costs): Ditto.
(determine_iv_costs): Ditto.
(iv_ca_cand_for_use): Rename to ...
(iv_ca_cand_for_group): ... here. Update all uses.
(iv_ca_add_use, iv_ca_add_group): Ditto.
(iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
(iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
(iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
(iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
(try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
(create_new_iv, adjust_iv_update_pos): Ditto.
(rewrite_use_address): Delete.
(rewrite_use_address_1): Rename to ...
(rewrite_use_address): ... here.
(rewrite_use_compare): Update all uses.
(rewrite_use): Delete.
(rewrite_uses): Rename to ...
(rewrite_groups): ... here. Update all uses.
(remove_unused_ivs, free_loop_data): Update all uses.
(tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* rtlanal.c (nonzero_bits1): Convert preprocessor check
for WORD_REGISTER_OPERATIONS to runtime check.
2016-04-27 Richard Biener <rguenther@suse.de>
PR ipa/70760
* tree-ssa-structalias.c (find_func_aliases_for_call): Use
aggregate_value_p to determine if a function result is
returned by reference.
(ipa_pta_execute): Functions having their address taken are
not automatically nonlocal.
2016-04-27 Jakub Jelinek <jakub@redhat.com>
PR sanitizer/70683
* tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
* fold-const.c (operand_equal_p): If flag_checking and
OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
and if it returns non-zero, assert iterative_hash_expr on both
args is the same.
2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
* doc/invoke.texi (-frename-registers): Also enabled at -Os.
2016-04-27 Nick Clifton <nickc@redhat.com>
PR middle-end/49889
* varasm.c (merge_weak): Generate an error if an attempt is made
to convert a non-weak static function into a weak, public function.
2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
* params.def (MAX_PARTITION_SIZE): New param.
* doc/invoke.texi: Document lto-max-partition.
2016-04-27 Richard Biener <rguenther@suse.de>
PR ipa/70785
* tree-ssa-structalias.c (refered_from_nonlocal_fn): New
function cummulating used_from_other_partition, externally_visible
and force_output from aliases.
(refered_from_nonlocal_var): Likewise.
(ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
node flags properly.
2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
* doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
(-Wmemset-elt-size): New item.
2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
PR ada/70759
* stor-layout.h (internal_reference_types): Delete.
* stor-layout.c (reference_types_internal): Likewise.
(internal_reference_types): Likewise.
(layout_type) <REFERENCE_TYPE>: Adjust.
2016-04-27 Jakub Jelinek <jakub@redhat.com>
PR sanitizer/70683
* tree.h (inchash::add_expr): Add FLAGS argument.
* tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
Formatting fix. Adjust recursive calls. For tcc_comparison,
if swap_tree_comparison (code) is smaller than code, hash that
and arguments in the other order. Hash CONVERT_EXPR the same
as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
of ADDR_EXPR of decl as the decl itself. Add or remove
OEP_ADDRESS_OF from recursive flags as needed. For
FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
operands commutatively and only the third one normally.
For internal CALL_EXPR hash in CALL_EXPR_IFN.
2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
* config/rtems.h (LIB_SPEC): Add -latomic.
2016-04-27 Joel Sherrill <joel@rtems.org>
* config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
xilink.ld and flags not relevant to RTEMS.
2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
* toplev.c (backend_init_target): Avoid calling init_reload when using
LRA.
2016-04-26 Jakub Jelinek <jakub@redhat.com>
* reorg.c (try_merge_delay_insns): Declare i and j inside the
for loops rather than one for the whole function.
2016-04-26 Marc Glisse <marc.glisse@inria.fr>
* match.pd (X + CST CMP X): New transformation.
2016-04-26 Marc Glisse <marc.glisse@inria.fr>
* genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
* fold-const.c (fold_binary_loc): Remove 2 transformations
superseded by match.pd.
* match.pd (x+x -> x*2): Generalize to integers.
2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
* config/i386/i386.md (operation on memory peephole): Duplicate an
existing peephole and adapt it to match lea rather than an operation
that clobbers CC.
PR rtl-optimization/57193
* opts.c (default_options_table): Add OPT_frename_registers at -O2
and above.
* doc/invoke.texi (-frename-registers, -O2): Update documentation.
2016-04-26 Bin Cheng <bin.cheng@arm.com>
* tree-if-conv.c (any_pred_load_store): New static variable.
(if_convertible_gimple_assign_stmt_p): Remove parameter. Use
any_pred_load_store instead of and_mask_load_store.
(if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
(if_convertible_loop_p, insert_gimplified_predicates): Ditto.
(combine_blocks, tree_if_conversion): Ditto.
2016-04-26 Bin Cheng <bin.cheng@arm.com>
PR tree-optimization/70771
PR tree-optimization/70775
* tree-if-conv.c (if_convertible_phi_p): Remove check on special
virtual PHI nodes. Delete parameter.
(if_convertible_loop_p_1): Delete argument to above function.
(predicate_all_scalar_phis): Delete code handling single-argument
PHIs.
(tree_if_conversion): Mark and update virtual SSA.
2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
PR target/61821
* config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
(x86_elf_aligned_common): Rename to ...
(x86_elf_aligned_decl_common): ... this.
Add decl arg. Switch to .lbss for largecomm object. Use
LARGECOMM_SECTION_ASM_OP.
* config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
renaming.
* config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
(ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
Pass new decl arg.
* config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
[!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
PR target/59407
* config/i386/i386.c (SECTION_LARGE): Define.
(x86_64_elf_select_section): Set it for large data/bss sections.
Only clear SECTION_WRITE for .lrodata.
(x86_64_elf_section_type_flags): Set SECTION_LARGE for large
data/bss sections.
* config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
* varasm.c (default_elf_asm_named_section): Grow flagchars.
[MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
SECTION_MACH_DEP.
* doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
* doc/tm.texi: Regenerate.
2016-04-26 Jakub Jelinek <jakub@redhat.com>
PR bootstrap/70704
* configure.ac (--enable-checking): Document extra flag, for
non-release builds default to --enable-checking=yes,extra.
If misc checking and extra checking, define CHECKING_P to 2 instead
of 1.
* common.opt (fchecking=): Add.
* doc/invoke.texi (-fchecking=): Document.
* doc/install.texi: Document --enable-checking changes.
* configure: Regenerated.
* config.in: Regenerated.
2016-04-25 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (*movxi_internal_avx512f): Use insn type
attribute instead of which_alternative.
* config/i386/sse.md (*mov<mode>_internal): Ditto.
Use EXT_REX_SSE_REG_P where appropriate.
2016-04-25 Uros Bizjak <ubizjak@gmail.com>
* config/i386/predicates.md (const0_operand): Do not match
const_wide_int code.
(const1_operand): Ditto.
2016-04-25 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
for SSE constm1 operands and TARGET_AVX512VL.
(*movti_internal): Ditto.
(*mov<mode>_or): Use constm1_operand predicate.
* config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
for SSE vector_all_ones operands and TARGET_AVX512VL.
* config/i386/predicates.md (constm1_operand): New predicate.
* config/i386/i386.c (standard_sse_constant_opcode): Simplify
emission of constant -1 load.
2016-04-25 Jason Merrill <jason@redhat.com>
* gdbinit.in: Skip is-a.h.
* attribs.c (register_scoped_attributes): Fix logic.
* attribs.h: Declare register_scoped_attributes.
2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
* config/rs6000/rs6000-builtin.def: Correct pasto error for
stxvd2x and stxvw4x built-in functions.
2016-04-25 DJ Delorie <dj@redhat.com>
* config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
(ashrhi3): Likewise.
(lshrhi3): Likewise.
2016-04-25 Richard Biener <rguenther@suse.de>
PR tree-optimization/70780
* tree-ssa-pre.c (compute_antic_aux): Also return true if the block
wasn't visited yet.
(compute_antic): Mark blocks with abnormal preds as visited as
they have a final empty antic-in solution already.
2016-04-25 Michael Collison <michael.collison@linaro.org>
* ChangeLog(2016-04-25): Fix ChangeLog formatting.
2016-04-25 Michael Collison <michael.collison@linaro.org>
* config/arm/neon.md (widen_<us>sum<mode>): New patterns where
mode is VQI to improve mixed mode vectorization.
* config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
define_insn to match low half of signed vaddw.
* config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
define_insn to match high half of signed vaddw.
* config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
define_insn to match low half of unsigned vaddw.
* config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
define_insn to match high half of unsigned vaddw.
* config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
(arm_simd_check_vect_par_cnst_half_p): Likewise.
* config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
for new function.
(arm_simd_check_vect_par_cnst_half_p): Likewise.
* config/arm/predicates.md (vect_par_constant_high): Support
big endian and simplify by calling
arm_simd_check_vect_par_cnst_half
(vect_par_constant_low): Likewise.
2016-04-25 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
predicate for operand 2.
2016-04-24 Uros Bizjak <ubizjak@gmail.com>
H.J. Lu <hongjiu.lu@intel.com>
* config/i386/i386-protos.h (standard_sse_constant_p): Add
machine_mode argument.
* config/i386/i386.c (standard_sse_constant_p): Return 2 for
constm1_rtx operands. For VOIDmode constants, get mode from
pred_mode. Check mode size if the mode is supported by ABI.
(standard_sse_constant_opcode): Do not use standard_constant_p.
Strictly check ABI support for all-ones operands.
(ix86_legitimate_constant_p): Handle TImode, OImode and XImode
immediates. Update calls to standard_sse_constant_p.
(ix86_expand_vector_move): Update calls to standard_sse_constant_p.
(ix86_rtx_costs): Ditto.
* config/i386/i386.md (*movxi_internal_avx512f): Use
nonimmediate_or_sse_const_operand instead of vector_move_operand.
Use (v,BC) alternative instead of (v,C). Use register_operand
checks instead of MEM_P.
(*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
of vector_move_operand. Add (v,BC) alternative and corresponding avx2
isa attribute. Use register_operand checks instead of MEM_P.
(*movti_internal): Use nonimmediate_or_sse_const_operand for
TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
alternative and corresponding sse2 isa attribute.
(*movtf_internal, *movdf_internal, *movsf_interal): Update calls
to standard_sse_constant_p.
(FP constant splitters): Ditto.
* config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
(C): Ditto.
* config/i386/predicates.md (constm1_operand): Remove.
(nonimmediate_or_sse_const_operand): Rewrite using RTX.
* config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
vector_all_ones_operand instead of constm1_operand.
2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* print-rtl.c (print_rtx_insn_vec): New function.
* print-rtl.h: New prototype.
* store-motion.c (struct st_expr): Make avail_stores a vector.
(st_expr_entry): Adjust.
(free_st_expr_entry): Likewise.
(print_store_motion_mems): Likewise.
(find_moveable_store): Likewise.
(compute_store_table): Likewise.
(delete_store): Likewise.
(build_store_vectors): Likewise.
2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* reorg.c (try_merge_delay_insns): Make merged_insns a vector.
2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* vec.h (vec_safe_contains): New function.
(vec::contains): Likewise.
(vec::begin): Likewise.
(vec::end): Likewise.
2016-04-23 Jakub Jelinek <jakub@redhat.com>
PR sanitizer/70712
* cfgexpand.c (expand_stack_vars): Fix typo.
2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
* system.h (list, map, set, vector): Include conditionally.
* auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
* graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
* ipa-icf.c (INCLUDE_LIST): Define.
* config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
* config/sh/sh.c (INCLUDE_VECTOR): Define.
* config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
(INCLUDE_LIST, INCLUDE_VECTOR): Define.
* cp/logic.cc (INCLUDE_LIST): Define.
* fortran/trans-common.c (INCLUDE_MAP): Define.
2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
* auto-profile.c: Remove <string.h> include.
* ipa-icf-gimple.c: Remove <list> include.
* diagnostic.c: Remove <new> include.
* genmatch.c: Likewise.
* pretty-print.c: Likewise.
* toplev.c: Likewise
* c/c-objc-common.c: Likewise.
* cp/error.c: Likewise.
* fortran/error.c: Likewise.
2016-04-22 Richard Biener <rguenther@suse.de>
* lto-streamer-in.c (input_ssa_names): Do not allocate
GIMPLE_NOP for all SSA names.
* lto-streamer-out.c (output_ssa_names): Do not output
SSA names that should have been released.
2016-04-22 Richard Biener <rguenther@suse.de>
PR tree-optimization/70740
* tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
VDEF.
2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
PR target/70750
* config/i386/predicates.md (call_insn_operand): Replace
sibcall_memory_operand with memory_operand.
2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
* tree-vrp.c (register_edge_assert_for_2): Remove redundant
has_single_use() tests.
(register_edge_assert_for_1): Likewise.
(find_assert_locations_1): Check the liveness bitmap instead of
checking has_single_use().
2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
PR target/70728
* config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
Extract AVX-512BW constraint from AVX.
2016-04-21 Richard Biener <rguenther@suse.de>
PR tree-optimization/70725
* tree-if-conv.c (if_convertible_phi_p): Adjust guard
for phi_convertible_by_degenerating_args.
(predicate_all_scalar_phis): Handle single-argument PHIs.
2016-04-21 Richard Biener <rguenther@suse.de>
PR middle-end/70747
* fold-const.c (fold_comparison): Return properly typed
constant boolean.
2016-04-21 Bin Cheng <bin.cheng@arm.com>
PR tree-optimization/70715
* tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
after expanding BASE using expand_simple_operations.
2016-04-21 Marc Glisse <marc.glisse@inria.fr>
* match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
New transformations.
2016-04-21 Marc Glisse <marc.glisse@inria.fr>
* match.pd (min(int_max, x), max(int_min, x)): New transformations.
2016-04-20 Jan Hubicka <jh@suse.cz>
* ipa-inline.c (can_inline_edge_p): Pass caller info to
ultiimate_alias_target.
(update_callee_keys): Likewise.
(lookup_recursive_calls): Likewise.
(speculation_useful_p): Likewise.
2016-04-20 Jan Hubicka <jh@suse.cz>
PR ipa/70018
* cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
(set_nothrow_flag_1): ... this; handle interposition correctly;
recurse on aliases and thunks.
(cgraph_node::set_nothrow_flag): New.
* ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
functions compiled with non-call exceptions that binds to current
def.
(propagate_nothrow): Be safe WRT interposition.
* cgraph.h (set_nothrow_flag): Update prototype.
2016-04-18 Jan Hubicka <jh@suse.cz>
* tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
max_loop_iterations_int.
(tree_unswitch_outer_loop): Likewise.
2016-04-20 Bin Cheng <bin.cheng@arm.com>
PR tree-optimization/69489
* tree-if-conv.c (phi_convertible_by_degenerating_args): New.
(if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
Revise dump message.
(if_convertible_bb_p): Remove check on edge count of basic block's
predecessors.
2016-04-20 Bin Cheng <bin.cheng@arm.com>
PR tree-optimization/56625
PR tree-optimization/69489
* tree-data-ref.h (DR_INNERMOST): New macro.
* tree-if-conv.c (innermost_loop_behavior_hash): New class for
hashing struct innermost_loop_behavior.
(ref_DR_map): Remove.
(innermost_DR_map): New map.
(baseref_DR_map): Revise comment.
(hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
to innermost_DR_map accroding to its innermost loop behavior.
(ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
to its innermost loop behavior.
(if_convertible_loop_p_1): Remove intialization for ref_DR_map.
Add initialization for innermost_DR_map. Record memory reference
in DR_BASE_ADDRESS if the reference is compound one or it doesn't
have innermost loop behavior.
(if_convertible_loop_p): Remove release for ref_DR_map. Release
innermost_DR_map.
2016-04-20 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (*lea<mode>_general_1): Rename from
*lea_general_1. Use explicit SWI12 mode interator.
(*lea<mode>_general_2): Rename from *lea_general_2.
Use explicit SWI12 mode interator.
(*lea<mode>_general_3): Rename from *lea_general_3.
Use explicit SWI12 mode interator.
(*lea<SWI12:mode>_general_4): Split from *lea_general_4.
Use explicit SWI12 mode interator.
(*lea<SWI48:mode>_general_4): Split from *lea_general_4.
Use explicit SWI48 mode interator.
2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
Short-cut unaligned load and store cases. Handle all integer
vector modes.
(ix86_expand_vector_move_misalign): Short-cut unaligned load
and store cases. Call ix86_avx256_split_vector_move_misalign
directly without checking mode class.
2016-04-20 Andrew Pinski <apinski@cavium.com>
Kyrylo Tkachov <kyrylo.tkachov@arm.com>
PR target/64971
* config/aarch64/aarch64.md (sibcall): Force call
address to be DImode for ILP32.
(sibcall_value): Likewise.
2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
* doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
2016-04-20 Richard Biener <rguenther@suse.de>
* gimple-match.h (maybe_build_generic_op): Adjust prototype.
* gimple-match-head.c (maybe_build_generic_op): Pass all ops
by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
(maybe_push_res_to_seq): Adjust.
* gimple-fold.c (maybe_build_generic_op): Likewise.
2016-04-20 Marek Polacek <polacek@redhat.com>
* tree-if-conv.c (is_false_predicate): For NULL_TREE return false
rather than true.
2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
* config/i386/sse.md (vec_unpacks_lo_hi): Always
use kmovw to support AVX512F target.
2016-04-20 Bin Cheng <bin.cheng@arm.com>
* tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
2016-04-20 Marek Polacek <polacek@redhat.com>
PR tree-optimization/70725
* tree-if-conv.c (is_false_predicate): New function.
(predicate_mem_writes): Use it.
2016-04-20 Richard Biener <rguenther@suse.de>
PR tree-optimization/70726
* tree-vect-stmts.c (vectorizable_shift): Do not use scalar
shift amounts from a pattern stmt operand.
2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
PR target/70674
* config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
stack_restore_from_fpr pattern when restoring r15.
(s390_optimize_prologue): Strip away the memory barrier in the
parallel when trying to get rid of restore insns.
* config/s390/s390.md ("stack_restore_from_fpr"): New insn
definition for loading the stack pointer from an FPR. Compared to
the normal move insn this pattern includes a full memory barrier.
2016-04-19 Jakub Jelinek <jakub@redhat.com>
PR middle-end/70680
* gimplify.c (gimplify_omp_for): Call omp_notice_variable for
implicitly linear or lastprivate iterator on the outer context.
2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/i386.c (ix86_legitimate_combined_insn): Remove
alignment check.
* config/i386/i386.md (ssememalign): Removed.
* config/i386/sse.md: Remove ssememalign attribute from patterns.
2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
PR target/69201
* config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
const short * to __builtin_ia32_loaddquhi512_mask.
(_mm512_maskz_loadu_epi16): Likewise.
(_mm512_mask_storeu_epi16): Pass short * to
__builtin_ia32_storedquhi512_mask.
(_mm512_mask_loadu_epi8): Pass const char * to
__builtin_ia32_loaddquqi512_mask.
(_mm512_maskz_loadu_epi8): Likewise.
(_mm512_mask_storeu_epi8): Pass char * to
__builtin_ia32_storedquqi512_mask.
* config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
const double * to __builtin_ia32_loadupd512_mask.
(_mm512_mask_loadu_pd): Likewise.
(_mm512_maskz_loadu_pd): Likewise.
(_mm512_storeu_pd): Pass double * to
__builtin_ia32_storeupd512_mask.
(_mm512_mask_storeu_pd): Likewise.
(_mm512_loadu_ps): Pass const float * to
__builtin_ia32_loadups512_mask.
(_mm512_mask_loadu_ps): Likewise.
(_mm512_maskz_loadu_ps): Likewise.
(_mm512_storeu_ps): Pass float * to
__builtin_ia32_storeups512_mask.
(_mm512_mask_storeu_ps): Likewise.
(_mm512_mask_loadu_epi64): Pass const long long * to
__builtin_ia32_loaddqudi512_mask.
(_mm512_maskz_loadu_epi64): Likewise.
(_mm512_mask_storeu_epi64): Pass long long *
to __builtin_ia32_storedqudi512_mask.
(_mm512_loadu_si512): Pass const int * to
__builtin_ia32_loaddqusi512_mask.
(_mm512_mask_loadu_epi32): Likewise.
(_mm512_maskz_loadu_epi32): Likewise.
(_mm512_storeu_si512): Pass int * to
__builtin_ia32_storedqusi512_mask.
(_mm512_mask_storeu_epi32): Likewise.
* config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
char * to __builtin_ia32_storedquqi256_mask.
(_mm_mask_storeu_epi8): Likewise.
(_mm256_mask_loadu_epi16): Pass const short * to
__builtin_ia32_loaddquhi256_mask.
(_mm256_maskz_loadu_epi16): Likewise.
(_mm_mask_loadu_epi16): Pass const short * to
__builtin_ia32_loaddquhi128_mask.
(_mm_maskz_loadu_epi16): Likewise.
(_mm256_mask_loadu_epi8): Pass const char * to
__builtin_ia32_loaddquqi256_mask.
(_mm256_maskz_loadu_epi8): Likewise.
(_mm_mask_loadu_epi8): Pass const char * to
__builtin_ia32_loaddquqi128_mask.
(_mm_maskz_loadu_epi8): Likewise.
(_mm256_mask_storeu_epi16): Pass short * to.
__builtin_ia32_storedquhi256_mask.
(_mm_mask_storeu_epi16): Pass short * to.
__builtin_ia32_storedquhi128_mask.
* config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
const double * to __builtin_ia32_loadupd256_mask.
(_mm256_maskz_loadu_pd): Likewise.
(_mm_mask_loadu_pd): Pass onst double * to
__builtin_ia32_loadupd128_mask.
(_mm_maskz_loadu_pd): Likewise.
(_mm256_mask_storeu_pd): Pass double * to
__builtin_ia32_storeupd256_mask.
(_mm_mask_storeu_pd): Pass double * to
__builtin_ia32_storeupd128_mask.
(_mm256_mask_loadu_ps): Pass const float * to
__builtin_ia32_loadups256_mask.
(_mm256_maskz_loadu_ps): Likewise.
(_mm_mask_loadu_ps): Pass const float * to
__builtin_ia32_loadups128_mask.
(_mm_maskz_loadu_ps): Likewise.
(_mm256_mask_storeu_ps): Pass float * to
__builtin_ia32_storeups256_mask.
(_mm_mask_storeu_ps): ass float * to
__builtin_ia32_storeups128_mask.
(_mm256_mask_loadu_epi64): Pass const long long * to
__builtin_ia32_loaddqudi256_mask.
(_mm256_maskz_loadu_epi64): Likewise.
(_mm_mask_loadu_epi64): Pass const long long * to
__builtin_ia32_loaddqudi128_mask.
(_mm_maskz_loadu_epi64): Likewise.
(_mm256_mask_storeu_epi64): Pass long long * to
__builtin_ia32_storedqudi256_mask.
(_mm_mask_storeu_epi64): Pass long long * to
__builtin_ia32_storedqudi128_mask.
(_mm256_mask_loadu_epi32): Pass const int * to
__builtin_ia32_loaddqusi256_mask.
(_mm256_maskz_loadu_epi32): Likewise.
(_mm_mask_loadu_epi32): Pass const int * to
__builtin_ia32_loaddqusi128_mask.
(_mm_maskz_loadu_epi32): Likewise.
(_mm256_mask_storeu_epi32): Pass int * to
__builtin_ia32_storedqusi256_mask.
(_mm_mask_storeu_epi32): Pass int * to
__builtin_ia32_storedqusi128_mask.
* config/i386/i386-builtin-types.def (PCSHORT): New.
(PINT64): Likewise.
(V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
(V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
(V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
(V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
(V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
(V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
(V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
(V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
(V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
(V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
(V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
(V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
(V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
(V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
(V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
(V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
(V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
(V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
(VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
(VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
(VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
(VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
(VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
(VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
(VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
(VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
(VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
(VOID_FTYPE_PINT_V16SI_UHI): Likewise.
(VOID_FTYPE_PINT_V8SI_UHI): Likewise.
(VOID_FTYPE_PINT_V4SI_UHI): Likewise.
(VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
(VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
(VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
(VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
(VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
(VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
(V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
(V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
(V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
(V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
(V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
(V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
(VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
(VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
(VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
(VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
(VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
(VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
* config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
use UNSPEC_STOREU.
(ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
(ix86_avx256_split_vector_move_misalign): Don't use unaligned
load nor store.
(ix86_expand_vector_move_misalign): Likewise.
(bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
to scalar function prototype for unaligned load/store builtins.
(ix86_expand_special_args_builtin): Updated.
* config/i386/sse.md (UNSPEC_LOADU): Removed.
(UNSPEC_STOREU): Likewise.
(VI_ULOADSTORE_BW_AVX512VL): Likewise.
(VI_ULOADSTORE_F_AVX512VL): Likewise.
(ssescalarsize): Handle V4TI, V2TI and V1TI.
(<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
(*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
(<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
(<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
(<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
(*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
(sse2_avx_avx512f>_storedqu<mode>): Likewise.
(<avx512>_storedqu<mode>_mask): Likewise.
(*sse4_2_pcmpestr_unaligned): Likewise.
(*sse4_2_pcmpistr_unaligned): Likewise.
(*mov<mode>_internal): Renamed to ...
(mov<mode>_internal): This. Remove check of AVX and IAMCU on
misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
(movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
(movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
2016-04-19 Richard Biener <rguenther@suse.de>
PR tree-optimization/70171
* tree-ssa-phiprop.c: Include stor-layout.h.
(phiprop_insert_phi): Handle the aggregate copy case.
(propagate_with_phi): Likewise.
2016-04-19 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
instead of simplify_gen_subreg (... , 0).
(ix86_delegitimize_address): Ditto.
(ix86_split_divmod): Ditto.
(ix86_split_copysign_const): Ditto.
(ix86_split_copysign_var): Ditto.
(ix86_expand_args_builtin): Ditto.
(ix86_expand_round_builtin): Ditto.
(ix86_expand_special_args_builtin): Ditto.
* config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
(TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
(udivmodqi4): Ditto.
(absneg splitters): Ditto.
(*jcc_bt<mode>_1): Ditto.
2016-04-19 Richard Biener <rguenther@suse.de>
PR tree-optimization/70724
* tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
restoring out from ...
(free_scc_vn): ... here.
* tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
* tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
tail merging.
(pass_fre::execute): Restore SSA info.
2016-04-19 Richard Biener <rguenther@suse.de>
* gimple-walk.h (struct walk_stmt_info): Add stmt member.
* gimple-walk.c (walk_gimple_op): Initialize it.
(walk_gimple_asm): Set wi->is_lhs before each callback invocation.
* tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
remapping SSA names of defs.
(copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
adjustment.
2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
PR middle-end/70689
* lra-constraints.c (equiv_substition_p): New.
(process_alt_operands): Use it.
(swap_operands): Swap it.
(curr_insn_transform): Update it.
2016-04-18 Michael Matz <matz@suse.de>
* tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
(SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
* tree-core.h (tree_type_common.align): Use bit-field.
(tree_type_common.spare): New.
(tree_decl_common.off_align): Make smaller.
(tree_decl_common.align): Use bit-field.
* expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
* omp-low.c (install_var_field): Use SET_DECL_ALIGN.
(scan_sharing_clauses): Ditto.
(finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
(omp_finish_file): Ditto.
* stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
(layout_decl): Ditto.
(relayout_decl): Ditto.
(finalize_record_size): Use SET_TYPE_ALIGN.
(finalize_type_size): Ditto.
(finish_builtin_struct): Ditto.
(layout_type): Ditto.
(initialize_sizetypes): Ditto.
* targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
* tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
(lookup_field_for_decl): Use SET_DECL_ALIGN.
(get_chain_field): Ditto.
(get_trampoline_type): Ditto.
(get_nl_goto_field): Ditto.
* tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
SET_DECL_ALIGN.
(unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
* gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
* tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
(build_qualified_type): Use SET_TYPE_ALIGN.
(build_aligned_type, build_range_type_1): Ditto.
(build_atomic_base): Ditto.
(build_common_tree_nodes): Ditto.
* cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
(expand_one_stack_var_at): Ditto.
* coverage.c (build_var): Use SET_DECL_ALIGN.
* except.c (init_eh): Ditto.
* function.c (assign_parm_setup_block): Ditto.
* symtab.c (increase_alignment_1): Ditto.
* tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
* tree-vect-stmts.c (ensure_base_align): Ditto.
* varasm.c (align_variable): Ditto.
(assemble_variable): Ditto.
(build_constant_desc): Ditto.
(output_constant_def_contents): Ditto.
* config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
* config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
* config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
* config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
* config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
PR target/70708
* config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
replace %vmovsd with "%vmovq".
(vec_concatv2df): Likewise.
2016-04-18 Uros Bizjak <ubizjak@gmail.com>
* config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
(*vec_extractv2si_0): Ditto.
* config/i386/sse.md (*vec_extractv4sf_0): Ditto.
(zero_extended_scalar_load_operand splitters): Ditto.
(vec_extract splitters): Ditto.
(*vec_extractv4si_0_zext): Ditto.
(avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
and lowpart_subreg.
(avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
(avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
(*sse4_1_extractps): Use lowpart_subreg.
* config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
gld requirements.
(Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
Mention Solaris 11 packaging changes.
Update gas and gld requirements.
Remove reference to pre-Solaris 10 bug.
(Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
systems and bugs.
(Specific, sparc64-*-solaris2*): Remove reference to bootstrap
with cc.
2016-04-17 Jan Hubicka <jh@suse.cz>
* tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
max_loop_iterations_int.
2016-04-18 Richard Biener <rguenther@suse.de>
PR tree-optimization/43434
* tree-ssa-structalias.c (struct vls_data): New.
(visit_loadstore): Handle all pointer-based accesses.
(compute_dependence_clique): Compute a bitmap of restrict tags
assigned bases and pass it to visit_loadstore.
2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
PR target/70711
* config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
armv8.1-a and armv8.1-a+crc.
2016-04-18 Richard Biener <rguenther@suse.de>
PR tree-optimization/70701
* tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
references after translating through a memcpy.
2016-04-18 Richard Biener <rguenther@suse.de>
* tree-ssa-pre.c (postorder, postorder_num): Make locals ...
(compute_antic): ... here. For partial antic use regular
postorder and scrap iteration.
(compute_partial_antic_aux): Remove unused return value.
(init_pre): Do not allocate postorder.
(fini_pre): Do not free postorder.
2016-04-18 Richard Biener <rguenther@suse.de>
PR middle-end/37870
* expmed.c (extract_bit_field_1): Remove broken case
using a wider MODE_INT mode.
2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
* has-brig.c (lendian16): Don't try to use __builtin_bswap16
unless compiling with at least GCC-4.8.
2016-04-17 Jan Hubicka <jh@suse.cz>
PR bootstrap/70706
* graphite.c (graphite_finalize): Update call to
tree_estimate_probability.
* predict.h (tree_estimate_probability): Update prototype.
2016-04-17 Jan Hubicka <jh@suse.cz>
* predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
(tree_estimate_probability): Likewise.
(pass_profile::execute): Update.
(report_predictor_hitrates): New function.
* profile.c (compute_branch_probabilities): Use it.
* predict.h (report_predictor_hitrates): Declare.
2016-04-17 Jan Hubicka <jh@suse.cz>
PR ipa/70018
* cgraph.h (cgraph_node::set_const_flag,
cgraph_node::set_pure_flag): Update prototype to return bool;
update comment.
* cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
of interposable symbol are interposable, too.
(cgraph_set_const_flag_1): Rename to ...
(set_const_flag_1): ... this one; change to self recursive function
instead of call_for_symbol_thunks_and_aliases. Handle correctly
clearnig the flag in all variants and also virtual thunks of const
functions are pure; track if any change was done.
(cgraph_node::set_const_flag): Update.
(struct set_pure_flag_info): New struct.
(cgraph_set_pure_flag_1): Rename to ...
(set_pure_flag_1): ... this one; take set_pure_flag_info parameter
rather than pointer encoded flags; track if any changes was done;
handle correctly clearning flag and setting flag of aliases already
declared const.
(cgraph_node::set_pure_flag): Update.
(cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
2016-04-17 Tom de Vries <tom@codesourcery.com>
PR other/70433
* pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
backslash in label.
2016-04-17 Tom de Vries <tom@codesourcery.com>
* pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
'{}<> ' as escape-for-record.
2016-04-17 Tom de Vries <tom@codesourcery.com>
* pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
structure.
2016-04-17 Tom de Vries <tom@codesourcery.com>
PR other/70185
* tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
* dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
* dumpfile.c (dump_files): Initialize graph_dump_initialized field.
* passes.c (finish_optimization_passes): Only call
finish_graph_dump_file if dfi->graph_dump_initialized.
(execute_function_dump, pass_init_dump_file): Use
dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
2016-04-17 Tom de Vries <tom@codesourcery.com>
PR tree-optimization/70256
* tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
(debug_varmap): New function.
2016-04-17 Tom de Vries <tom@codesourcery.com>
PR other/70183
* passes.c (pass_manager::register_pass): Propagate pflags.
2016-04-17 Tom de Vries <tom@codesourcery.com>
PR other/68875
* pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
* passes.c (pass_manager::pass_manager): Declare and init p_start in
INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
check if it's equal to p_start.
* passes.def: Add arguments to TERMINATE_PASS_LISTs.
2016-04-15 Jan Hubicka <jh@suse.cz>
PR ipa/70018
* cgraph.c (cgraph_set_const_flag_1): Only set as pure if
function does not bind to current def.
* ipa-pure-const.c (worse_state): Add FROM and TO parameters;
handle conservatively calls to functions that does not need to bind
to current def.
(check_call): Update call of worse_state.
(ignore_edge_for_nothrow): Update.
(ignore_edge_for_pure_const): Likewise.
(propagate_pure_const): Update calls to worse_state.
(skip_function_for_local_pure_const): Reformat comments.
2016-04-15 Jan Hubicka <jh@suse.cz>
PR ipa/70018
* cgraph.c (cgraph_node::get_availability): Add REF parameter.
(cgraph_node::function_symbol): Likewise.
(cgraph_node::function_or_virtual_thunk_symbol): Likewise.
* cgraph.h (symtab_node::get_availabbility): Add REF parameter.
(symtab_node::ultimate_alias_target): Add REF parameter.
(symtab_node::binds_to_current_def_p): Declare.
(symtab_node;:ultimate_alias_target_1): Add REF parameter.
(cgraph_node::function_symbol): Likewise.
(cgraph_node::function_or_virtual_thunk_symbol): Likewise.
(cgraph_node::get_availability): Likewise.
(cgraph_edge::binds_to_current_def_p): New inline function.
(varpool_node::get_availability): Add REF parameter.
(varpool_node::ultimate_alias_target): Likewise.
* symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
(symtab_node::binds_to_current_def_p): Likewise.
* varpool.c (varpool_node::get_availability): Likewise.
2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
PR target/70662
* config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
Fix mode size check.
2016-04-15 Jakub Jelinek <jakub@redhat.com>
* BASE-VER: Set to 7.0.0.
2016-04-15 Alexander Monakov <amonakov@ispras.ru>
* config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
architecture revisions.
2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
* config/i386/i386-protos.h (ix86_using_red_zone): Declare.
* config/i386/i386.c (ix86_using_red_zone): No longer static.
* config/i386/i386.md (stack decrement to push peepholes): Guard
with !x86_using_red_zone ().
2016-04-15 Jakub Jelinek <jakub@redhat.com>
PR c++/70675
* tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
to dump_generic_node.
(NIY): Pass also flags to do_niy.
2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
* omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
(simd_clone_vector_of_formal_parm_types)
(simd_clone_clauses_extract, simd_clone_compute_base_data_type)
(simd_clone_mangle, simd_clone_create)
(simd_clone_adjust_return_type, create_tmp_simd_array)
(simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
(struct modify_stmt_info, ipa_simd_modify_stmt_ops)
(ipa_simd_modify_function_body, simd_clone_linear_addend)
(simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
(pass_data_omp_simd_clone, class pass_omp_simd_clone)
(pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
* omp-simd-clone.c: ... this new file.
(simd_clone_vector_of_formal_parm_types): Make it static.
* Makefile.in (OBJS): Add omp-simd-clone.o.
2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
PR target/70662
* config/i386/sse.md: Use proper memory operand modifiers.
2016-04-15 Richard Biener <rguenther@suse.de>
Alan Modra <amodra@gmail.com>
PR tree-optimization/70130
* tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
when alignment stays not the same and no not use the realign
scheme then.
2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
PR target/70669
* config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
direct move handlers for KFmode. Change TFmode handlers test from
FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
2016-04-14 Jakub Jelinek <jakub@redhat.com>
PR c++/70594
* ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
* ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
(inlined_polymorphic_ctor_dtor_block_p): Use it.
* tree-ssa-live.c (remove_unused_scope_block_p): When
in_ctor_dtor_block, avoid discarding not just BLOCKs with
BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
block_ultimate_origin is FUNCTION_DECL.
(remove_unused_locals): If current_function_decl is
polymorphic_ctor_dtor_p, pass initial true to
remove_unused_scope_block_p' is_ctor_dtor_block.
2016-04-14 Martin Sebor <msebor@redhat.com>
PR c++/69517
PR c++/70019
PR c++/70588
* doc/extend.texi (Variable Length): Revert.
2016-04-14 Marek Polacek <polacek@redhat.com>
Jan Hubicka <hubicka@ucw.cz>
PR c++/70029
* tree.c (verify_type): Disable the canonical type of main variant
check.
2016-04-14 Jason Merrill <jason@redhat.com>
* cfgexpand.c, expr.c: Revert previous change.
2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
PR middle-end/70643
* omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
when building a mem ref for the incoming reduction variable.
2016-04-14 Richard Biener <rguenther@suse.de>
PR tree-optimization/70614
* tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
loop if the evolution dropped to chrec_dont_know.
(interpret_condition_phi): Likewise.
2016-04-14 Richard Biener <rguenther@suse.de>
PR tree-optimization/70623
* tree-ssa-pre.c (changed_blocks): Make global ...
(compute_antic): ... local here. Move and fix worklist
handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
(compute_antic_aux): Add dumping for MAX assumed succs. Remove
worklist handling, dump when ANTIC_IN changed.
(compute_partial_antic_aux): Remove worklist handling.
(init_pre): Do not compute post dominators. Add a comment about
the CFG order chosen.
(fini_pre): Do not free post dominators.
2016-04-13 Martin Sebor <msebor@redhat.com>
PR c++/69517
PR c++/70019
PR c++/70588
* doc/extend.texi (Variable Length): Document C++ specifics.
2016-04-13 Jakub Jelinek <jakub@redhat.com>
PR c++/70641
* ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
on all recursive call stmts. Return TODO_cleanup_cfg if any dead
eh edges have been purged.
PR c++/70594
* tree-sra.c (create_access_replacement,
get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
gets fancy name.
* tree-pretty-print.c (dump_fancy_name): New function.
(dump_decl_name, dump_generic_node): Use it.
2016-04-13 Jason Merrill <jason@redhat.com>
* cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
* expr.c (expand_expr_real_1): Likewise.
2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
* config/i386/i386.md (kunpckhi): Swap operands.
(kunpcksi): Likewise.
(kunpckdi): Likewise.
* config/i386/sse.md (vec_pack_trunc_qi): Likewise.
(vec_pack_trunc_<mode>): Likewise.
2016-04-13 Jakub Jelinek <jakub@redhat.com>
PR debug/70628
* explow.c (convert_memory_address_addr_space_1): Formatting fix.
PR middle-end/70633
* gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
gimplification turns some element into non-constant.
PR debug/70628
* rtl.h (convert_memory_address_addr_space_1): New prototype.
* explow.c (convert_memory_address_addr_space_1): No longer static,
add NO_EMIT argument and don't call convert_modes if true, pass
it down recursively, remove break after return.
(convert_memory_address_addr_space): Adjust caller.
* simplify-rtx.c (simplify_unary_operation_1): Call
convert_memory_address_addr_space_1 instead of convert_memory_address,
if it returns NULL, don't simplify.
2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
PR target/70630
* config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
2016-04-12 Jakub Jelinek <jakub@redhat.com>
* config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
Bump the upper SIMDLEN limits, so that if the return type or
characteristic type if the return type is void can be passed in
all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
allowed.
2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
PR target/70640
* config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
Do not use "=" constraint on an input constraint.
(ieee_128bit_vsx_abs<mode>2_internal): Likewise.
(ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
(ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
generates (neg (abs ...)) instead of (abs ...).
2016-04-12 Jakub Jelinek <jakub@redhat.com>
PR rtl-optimization/70596
* lra-spills.c (spill_pseudos): Don't delete debug insns, instead
just invalidate LRA data and reset them. Adjust dump wording.
2016-04-12 Martin Liska <mliska@suse.cz>
Revert
2016-03-30 Jan Hubicka <hubicka@ucw.cz>
* tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
estimates here.
* tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
max_loop_iterations_int.
(tree_unswitch_outer_loop): Likewise.
* tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
* tree-vect-loop.c (vect_analyze_loop_2): Likewise.
2016-04-12 Tom de Vries <tom@codesourcery.com>
PR tree-optimization/68756
* graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
instead of new_name.
2016-04-12 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/70602
* tree-sra.c (generate_subtree_copies): Don't write anything into
constant pool decls.
* omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
regardless whether there are depend clauses or not.
2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
PR target/70381
* config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
target attribute and pragma from changing the -mfloat128
and -mfloat128-hardware options.
* doc/extend.texi (Additional Floating Types): Document PowerPC
__float128 restrictions.
2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
PR target/70133
* config/aarch64/driver-aarch64.c
(aarch64_get_extension_string_for_isa_flags): New.
(arch_extension): Rename to...
(aarch64_arch_extension): ...This.
(ext_to_feat_string): Rename to...
(aarch64_extensions): ...This.
(aarch64_core_data): Keep track of architecture extension flags.
(cpu_data): Rename to...
(aarch64_cpu_data): ...This.
(aarch64_arch_driver_info): Keep track of architecture extension
flags.
(get_arch_name_from_id): Rename to...
(get_arch_from_id): ...This, change return type.
(host_detect_local_cpu): Update and reformat for renames, handle
extensions through common infrastructure.
2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
PR target/70133
* config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
track of a canonical flag name.
(all_extensions): Likewise.
(arch_to_arch_name): Also track extension flags enabled by the arch.
(all_architectures): Likewise.
(aarch64_parse_extension): Move to here.
(aarch64_get_extension_string_for_isa_flags): Take a new argument,
rework.
(aarch64_rewrite_selected_cpu): Update for above change.
* config/aarch64/aarch64-option-extensions.def: Rework the way flags
are handled, such that the single explicit value enabled by an
extension is kept seperate from the implicit values it also enables.
* config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
to here.
(aarch64_parse_extension): New.
* config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
here to config/aarch64/aarch64-protos.h.
(aarch64_parse_extension): Move from here to
common/config/aarch64/aarch64-common.c.
(aarch64_option_print): Update.
(aarch64_declare_function_name): Likewise.
(aarch64_start_file): Likewise.
* config/aarch64/driver-aarch64.c (arch_extension): Keep track of
the canonical flag for extensions.
* config.gcc (aarch64*-*-*): Extend regex for capturing extension
flags.
2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
* config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
AARCH64_FL_CRC.
2016-04-09 Tom de Vries <tom@codesourcery.com>
PR tree-optimization/68953
* graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
first to last subscript.
2016-04-09 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/70586
* tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
for any calls.
2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
PR lto/70289
PR ipa/70348
PR tree-optimization/70373
PR middle-end/70533
PR middle-end/70534
PR middle-end/70535
* gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
clauses for acc parallel reductions as necessary. Error on those
that are private.
* omp-low.c (scan_sharing_clauses): Don't install variables which
are used in acc parallel reductions.
(lower_rec_input_clauses): Remove dead code.
(lower_oacc_reductions): Add support for reference reductions.
(lower_reduction_clauses): Remove dead code.
(lower_omp_target): Don't remap variables appearing in acc parallel
reductions.
* tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
2016-04-08 Jakub Jelinek <jakub@redhat.com>
PR middle-end/70593
* tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
with multiple SSA_NAME defs, force the outputs other than first
to be live before calling live_track_process_def on each output.
PR rtl-optimization/70574
* fwprop.c (forward_propagate_and_simplify): Don't add
REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
(try_fwprop_subst): Don't add REG_EQUAL note if there are any
paradoxical subregs within *loc.
2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
* config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
-ftree-parallelize-loops={0,1}.
* config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
* config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
* config/ia64/hpux.h (LIB_SPEC): Likewise.
* config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
* config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
PR sanitizer/70541
* asan.c (instrument_derefs): If we get unknown location, extract it
with EXPR_LOCATION.
(maybe_instrument_call): Instrument gimple_call's arguments if needed.
2016-04-08 Tom de Vries <tom@codesourcery.com>
* omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
implicit firstprivate clause.
2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
PR target/70566
* config/arm/thumb2.md (tst + branch-> lsls + branch
peephole below *orsi_not_shiftsi_si): Require that condition
register is dead after the peephole.
(second peephole after the above): Likewise.
2016-04-08 Alan Modra <amodra@gmail.com>
PR target/70117
* builtins.c (fold_builtin_classify): For IBM extended precision,
look at just the high-order double to test for NaN.
(fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
test just the high double for Inf but both doubles for subnormal
limit.
2016-04-07 Jakub Jelinek <jakub@redhat.com>
* cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
* omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
node->simdclone->mask_mode != VOIDmode masks.
(simd_clone_adjust_argument_types): Likewise. Move sc var definition
earlier, use it instead of node->simdclone.
* config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
Set clonei->mask_mode.
2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
PR c/70436
* parser.c (cp_parser_iteration_statement): New parameter IF_P.
Pass it through to cp_parser_already_scoped_statement.
(cp_parser_already_scoped_statement): New parameter IF_P. Pass
it through to cp_parser_statement.
(cp_parser_statement): Pass IF_P through to
cp_parser_iteration_statement.
(cp_parser_pragma): Adjust call to
cp_parser_iteration_statement.
2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
PR c/70436
* gimplify.c (gimplify_omp_ordered): Add explicit braces to
resolve a future -Wparentheses warning.
* omp-low.c (scan_sharing_clauses): Likewise.
* tree-parloops.c (eliminate_local_variables): Likewise.
2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
PR rtl-optimization/70398
* lra-constraints.c (process_address_1): Check zero scale and code
for reloading with zero scale.
2016-04-06 Uros Bizjak <ubizjak@gmail.com>
* config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
(ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
2016-04-06 Jakub Jelinek <jakub@redhat.com>
* config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
Add support for AVX512F clones, include them by default for
exported OpenMP declare simd functions. For AVX2 allow simdlen 32
and use it if charasteric type is 8-bit, for AVX512F allow simdlen
up to 128.
PR middle-end/70550
* tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
* gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
firstprivate clauses.
* omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
(lower_omp_target): Set TREE_NO_WARNING for
non-addressable possibly uninitialized vars which are copied into
addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
2016-04-05 John David Anglin <danglin@gcc.gnu.org>
* config/pa/predicates.md (integer_store_memory_operand): Accept
REG+D operands with a large offset when reload_in_progress is true.
(floating_point_store_memory_operand): Likewise.
2016-04-05 Jakub Jelinek <jakub@redhat.com>
PR c++/70336
* match.pd (nested int casts): Limit to GIMPLE.
2016-04-05 Jan Hubicka <hubicka@ucw.cz>
PR ipa/66223
* ipa-devirt.c (maybe_record_node): Fix comment; use
SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
2016-04-05 Jakub Jelinek <jakub@redhat.com>
PR rtl-optimization/70542
* ree.c (add_removable_extension): For VECTOR_MODE_P punt
if there are any uses other than insn or debug insns.
2016-04-05 Marc Glisse <marc.glisse@inria.fr>
Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/70509
* simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
Shift HOST_WIDE_INT_1U instead of 1.
2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
PR tree-optimization/70509
* tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
of the vector base type for index.
2016-04-05 Uros Bizjak <ubizjak@gmail.com>
PR target/70510
* config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
2016-04-05 Richard Biener <rguenther@suse.de>
PR tree-optimization/70526
* tree-sra.c (build_ref_for_offset): Use prev_base to
extract the alias pointer type.
2016-04-05 Richard Biener <rguenther@suse.de>
* dse.c (struct store_info): Remove alias_set member.
(struct read_info_type): Likewise.
(clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
spill_deleted, clear_alias_set_lookup): Remove.
(get_group_info): Remove dead base == NULL_RTX case.
(dse_step0): Remove initialization of removed variables.
(delete_dead_store_insn): Reomve alias set dumping.
(free_read_records): Remove alias_set handling.
(canon_address): Remove alias_set_out parameter.
(record_store): Remove spill_alias_set, it's always zero.
(check_mem_read_rtx): Likewise.
(dse_step2): Rename from ...
(dse_step2_nospill): ... this. Adjust.
(scan_stores): Rename from ...
(scan_stores_nospill): ... this.
(scan_reads): Rename from ...
(scan_reads_nospill): ... this.
(scan_stores_spill, scan_reads_spill): Remove.
(dse_step3_scan): Remove for_spills argument which is always false.
(dse_step3): Likewise.
(dse_step5): Rename from ...
(dse_step5_nospill): ... this. Remove alias_set handling.
(rest_of_handle_dse): Adjust.
2016-04-05 Jakub Jelinek <jakub@redhat.com>
PR target/70525
* config/i386/sse.md (*andnot<mode>3): Simplify assertions.
Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
(*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
2016-04-05 Richard Biener <rguenther@suse.de>
PR middle-end/70499
* gimplify-me.c (gimple_regimplify_operands): Do not rewrite
non-register type temporaries into SSA.
2016-04-04 Jan Hubicka <hubicka@ucw.cz>
PR ipa/66223
* ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
calls when sanitizing.
(possible_polymorphic_call_target_p): Fix formatting.
2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
Jakub Jelinek <jakub@redhat.com>
PR middle-end/70457
* tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
to ensure a call statement is compatible with a built-in's
prototype.
* tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
Likewise.
2016-04-04 Richard Biener <rguenther@suse.de>
PR rtl-optimization/70484
* rtl.h (canon_output_dependence): Declare.
* alias.c (canon_output_dependence): New function.
* dse.c (record_store): Use canon_output_dependence rather
than canon_true_dependence.
2016-03-30 Jan Hubicka <hubicka@ucw.cz>
PR ipa/68881
* cgraph.h (symtab_node::copy_visibility_from): New function.
* symtab.c (symtab_node::copy_visibility_from): New function.
* ipa-visibility.c (optimize_weakref): New function.
(function_and_variable_visibility): Use it.
2016-04-04 Martin Liska <mliska@suse.cz>
PR hsa/70402
* hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
value that is really in range handled by SBR instruction.
* hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
* hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
* hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
PR target/70416
PR target/67391
* config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
set, but not for SP_REG operands.
2016-04-02 Martin Sebor <msebor@redhat.com>
PR c++/67376
* fold-const.c (maybe_nonzero_address): New function.
(fold_comparison): Call it. Fold equality and relational
expressions involving null pointers.
(tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
2016-03-31 Evandro Menezes <e.menezes@samsung.com>
Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
the "Y" constraint (scalar FP 0.0 immediate).
* config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
Add the "const_double" to the list of operand constraints.
2016-04-01 Jakub Jelinek <jakub@redhat.com>
PR rtl-optimization/70467
* config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
If low word of the last operand is 0, just emit addition/subtraction
for the high word.
2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
PR target/70404
* config/s390/s390.c (s390_expand_insv): Check for everything
constant instead of just VOIDmode stuff.
2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
PR target/70496
* config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
2016-04-01 Nathan Sidwell <nathan@acm.org>
* tree.def (TRY_CATCH_EXPR): Correct documentation.
2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
PR rtl-optimization/70461
* ira-color.c (allocno_copy_cost_saving): Use allocno class if it
is necessary.
2016-03-31 Martin Liska <mliska@suse.cz>
PR hsa/70399
* hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
a tree value or an immediate integer value to a buffer
that is eventually copied to a BRIG section.
(emit_immediate_operand): Call the function here.
* hsa-dump.c (dump_hsa_immed): Remove checking assert.
* hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
of class' fields that are removed.
(hsa_op_immed::~hsa_op_immed): Remove deinitialization.
* hsa.h (class hsa_op_immed): Remove m_brig_repr and
m_brig_repr_size fields.
2016-03-31 Martin Liska <mliska@suse.cz>
PR hsa/70391
* hsa-gen.c (hsa_function_representation::update_dominance): New
function.
(convert_addr_to_flat_segment): Likewise.
(gen_hsa_memory_set): New alignment argument.
(gen_hsa_ctor_assignment): Likewise.
(gen_hsa_insns_for_single_assignment): Provide alignment
to gen_hsa_ctor_assignment.
(gen_hsa_insns_for_direct_call): Add new argument.
(expand_lhs_of_string_op): New function.
(expand_string_operation_builtin): Likewise.
(expand_memory_copy): New function.
(expand_memory_set): New function.
(gen_hsa_insns_for_call): Use HOST_WIDE_INT.
(convert_switch_statements): Change signature.
(generate_hsa): Use a return value of the function.
(pass_gen_hsail::execute): Do not call
convert_switch_statements here.
* hsa-regalloc.c (hsa_regalloc): Call update_dominance.
* hsa.h (hsa_function_representation::m_modified_cfg): New flag.
(hsa_function_representation::update_dominance): New function.
2016-03-31 Martin Liska <mliska@suse.cz>
PR hsa/70391
* hsa-brig.c (emit_directive_variable): Emit alignment
according to hsa_symbol::m_align.
* hsa-dump.c (hsa_byte_alignment): Move the function to another file.
(dump_hsa_symbol): Dump alignment of HSA symbols.
* hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
(gen_hsa_addr_with_align): New function.
(hsa_bitmemref_alignment): Use newly added function.
(gen_hsa_insns_for_load): Likewise.
(gen_hsa_insns_for_store): Likewise.
(gen_hsa_memory_copy): New argument added.
(gen_hsa_insns_for_single_assignment): Respect
alignment for assignments processed via gen_hsa_memory_copy.
(gen_hsa_insns_for_direct_call): Likewise.
(gen_hsa_insns_for_return): Likewise.
(gen_function_def_parameters): Set default alignment.
* hsa.c (hsa_object_alignment): New function.
(hsa_byte_alignment): Pasted function.
* hsa.h (hsa_symbol::m_align): New field.
2016-03-31 Bin Cheng <bin.cheng@arm.com>
* tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
scratch field for goto case.
2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
* config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
PR target/70442
* config/i386/i386.c (scalar_chain::convert_op): Fix description.
(scalar_chain::convert_insn): Call convert_op for reg
moves to handle undefined registers.
2016-03-31 Nathan Sidwell <nathan@acm.org>
PR c++/70393
* varasm.c (output_constructor_regular_field): Flush bitfield earlier.
Assert we don't want to move backwards.
2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
PR target/70453
* config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
2016-03-31 Jakub Jelinek <jakub@redhat.com>
PR rtl-optimization/70460
* ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
with operand from REG_LABEL_OPERAND, instead substitute
SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
Don't do anything for REG_NON_LOCAL_GOTO jumps.
2016-03-31 Martin Liska <mliska@suse.cz>
* passes.c (execute_one_pass): Do not call
todo_after for a discarded function.
2016-03-31 Bin Cheng <bin.cheng@arm.com>
* tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
(no_cost, infinite_cost): Initialize the new field.
(get_computation_cost_at): Record setup cost.
(determine_use_iv_cost_address): Skip cost computation for sub
uses if we can estimate it without losing accuracy.
2016-03-30 Jan Hubicka <hubicka@ucw.cz>
* tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
estimates here.
* tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
max_loop_iterations_int.
(tree_unswitch_outer_loop): Likewise.
* tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
* tree-vect-loop.c (vect_analyze_loop_2): Likewise.
2016-03-30 Richard Biener <rguenther@suse.de>
PR middle-end/70450
* fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
2016-03-30 Jakub Jelinek <jakub@redhat.com>
PR target/70421
* config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
in gen_blendm expander.
2016-03-30 Nick Clifton <nickc@redhat.com>
PR target/62254
* config/arm/arm.c (arm_reload_out_hi): Add code to handle the
case where we are already provided with an SImode SUBREG.
2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
PR target/70439
* config/i386/i386.c (ix86_expand_epilogue): Properly check
conflict between DRAP register and __builtin_eh_return.
2016-03-30 Michael Matz <matz@suse.de>
Richard Biener <rguenther@suse.de>
PR ipa/12392
* ipa-polymorphic-call.c (struct type_change_info): Change
speculative to an unsigned allowing to limit the work we do.
(csftc_abort_walking_p): New inline function..
(check_stmt_for_type_change): Limit the number of may-defs
skipped for speculative devirtualization to
max-speculative-devirt-maydefs.
* params.def (max-speculative-devirt-maydefs): New param.
* doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
2016-03-30 Mike Stump <mrs@gcc.gnu.org>
PR target/63890
* config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
and TARGET_MACHO.
2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
PR tree-optimization/59124
* tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
2016-03-29 Jeff Law <law@redhat.com>
* tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
2016-03-10 Jan Hubicka <hubicka@ucw.cz>
* tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
to HOST_WIDE_INT.
2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
* config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
* config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
gcrt0.o if linking dynamically.
2016-03-10 Jan Hubicka <hubicka@ucw.cz>
PR ipa/70283
* ipa-devirt.c (methods_equal_p): New function.
(compare_virtual_tables): Use it.
* cgraph.h (symbol_table::symbol_suffix_separator): Declare.
* cgraphclones.c (clone_function_name_1): Use
symbol_table::symbol_suffix_separator.
* coverage.c (build_var): Likewise.
* symtab.c (symbol_table::symbol_suffix_separator): New.
2016-03-29 Jakub Jelinek <jakub@redhat.com>
PR rtl-optimization/70429
* combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
(cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
mode != result_mode.
PR c++/70353
* tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
PR tree-optimization/70405
* ssa-iterators.h (num_imm_uses): Add missing braces.
2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
PR rtl-optimization/68695
* ira-color.c (allocno_copy_cost_saving): New.
(improve_allocation): Use it.
2016-03-29 Richard Henderson <rth@redhat.com>
PR middle-end/70355
* lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
2016-03-29 Richard Biener <rguenther@suse.de>
PR middle-end/70424
* ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
use alignment returned by get_pointer_alignment_1 if it is
bigger than BITS_PER_UNIT.
* builtins.c (get_pointer_alignment_1): Do not return true
for alignment extracted from SSA info.
2016-03-28 James Bowman <james.bowman@ftdichip.com>
* config/ft32/ft32.opt (mnodiv): New.
* config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
* doc/invoke.texi (FT32 Options -mnodiv): New.
2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
PR target/70406
* config/i386/i386.md (define_split, andn): Fix modes.
2016-03-26 Richard Biener <rguenther@suse.de>
Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
PR ipa/70366
* ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
instead of
TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
as 2nd argument to cl_optimization_restore().
2016-03-25 Richard Henderson <rth@redhat.com>
PR target/70120
* config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
* config/aarch64/aarch64-protos.h: Declare it.
* config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
2016-03-25 Alan Modra <amodra@gmail.com>
PR target/70052
* config/rs6000/constraints.md (j): Simplify.
* config/rs6000/predicates.md (easy_fp_constant): Exclude
decimal float 0.D.
* config/rs6000/rs6000.md (zero_fp): New mode_attr.
(mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
in all constraint alternatives.
(movtd_64bit_nodm): Delete "j" constraint alternative.
2016-03-24 Aldy Hernandez <aldyh@redhat.com>
* tree-ssa-propagate.c: Enhance docs for
SSA_PROP_NOT_INTERESTING.
2016-03-24 Aldy Hernandez <aldyh@redhat.com>
* doc/extend.texi: Fix typo in documentation to pure attribute.
2016-03-24 John David Anglin <danglin@gcc.gnu.org>
PR target/70319
* config/pa/pa.md (bswapdi2): Use a scratch register.
2016-03-24 Richard Henderson <rth@redhat.com>
PR middle-end/69845
* fold-const.c (extract_muldiv_1): Correct test for multiplication
overflow.
2016-03-24 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (*anddi3_doubleword): Generate AND insn
using ix86_expand_binary_operator instead of gen_andsi3.
2016-03-24 Richard Biener <rguenther@suse.de>
PR tree-optimization/70396
* tree-vect-stmts.c (vectorizable_comparison): Use
get_vectype_for_scalar_type.
2016-03-24 Richard Biener <rguenther@suse.de>
PR middle-end/70370
* gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
with register bases.
2016-03-24 Richard Biener <rguenther@suse.de>
PR tree-optimization/70372
* tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
build_all_ones_cst to also handle vector types correctly.
2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
PR target/70381
* config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
-mfloat128 here.
2016-03-23 Marek Polacek <polacek@redhat.com>
PR c++/69884
* doc/invoke.texi: Document -Wignored-attributes.
2016-03-23 Bin Cheng <bin.cheng@arm.com>
PR tree-optimization/69042
* params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
parameter from 30 to 40.
2016-03-23 Bin Cheng <bin.cheng@arm.com>
PR tree-optimization/69042
* tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
for use with constant offset stripped in base.
2016-03-23 Richard Biener <rguenther@suse.de>
PR middle-end/70251
* match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
mode compatibility check.
(A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
2016-03-23 Jeff Law <law@redhat.com>
PR tree-optimization/64058
* tree-ssa-coalesce.c (struct coalesce_pair): Add new field
CONFLICT_COUNT.
(struct ssa_conflicts): Move up earlier in the file.
(conflicts_, var_map_): New static variables.
(initialize_conflict_count): New function to initialize the
CONFLICT_COUNT field for each conflict pair.
(compare_pairs): Lazily initialize the conflict count and use it
as the first tie-breaker.
(sort_coalesce_list): Add new arguments conflicts, map. Initialize
and wipe conflicts_ and map_ around the call to qsort. Remove
special case for 2 coalesce pairs.
* bitmap.c (bitmap_count_unique_bits): New function.
(bitmap_count_bits_in_word): New function, extracted from
bitmap_count_bits.
(bitmap_count_bits): Use bitmap_count_bits_in_word.
* bitmap.h (bitmap_count_unique_bits): Declare it.
2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
PR target/69917
* config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
transparent alias chain for decl assembler name.
* config/sol2.c (solaris_assemble_visibility): Likewise.
2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* config/arm/arm1020e.md (1020call_op): Reduce reservation
duration.
(v10_fdivs): Likewise.
(v10_fdivd): Likewise.
2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
PR driver/70132
* config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
to not call fclose twice on file.
2016-03-23 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/70354
* tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
oprnd0 is wider than oprnd1 and there is a cast from the wider
type to oprnd1, mask it with the mask of the narrower type.
PR target/70321
* config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
Optimize TARGET_STV splitters, if high or low word of last argument
is 0 or -1.
2016-03-22 Jeff Law <law@redhat.com>
PR target/70232
tree-ssa-threadbackward.c
(fsm_find_control_statement_thread_paths): Correctly distinguish
between old style jump threads vs FSM jump threads.
2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
PR target/70302
* config/i386/i386.c (scalar_chain::convert_op): Support
uninitialized register usage case.
2016-03-22 Richard Biener <rguenther@suse.de>
PR middle-end/70251
* genmatch.c (gen_transform): Adjust last parameter to a three-state
int...
(capture::gen_transform): ... to change behavior when substituting
a condition into cond or not-cond expr context.
(dt_simplify::gen_1): Adjust.
* gimple-match-head.c: Include gimplify.h for unshare_expr.
* match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
last change and instead change to
A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
(A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
2016-03-22 Anthony Green <green@moxielogic.com>
* config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
issue for moxiebox targets.
(CC1PLUS_SPEC): Ditto.
2016-03-22 Richard Biener <rguenther@suse.de>
PR middle-end/70333
* fold-const.c (extract_muldiv_1): Properly perform multiplication
in the wide type.
2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
* config/i386/i386.c (def_builtin): Remove duplicated functionality.
2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
PR target/70325
* config/i386/i386.c (def_builtin): Handle
OPTION_MASK_ISA_AVX512VL to be and-ed with other
bits.
(const struct builtin_description bdesc_special_args[]):
Remove duplicate ISA bits.
2016-03-22 Jakub Jelinek <jakub@redhat.com>
PR target/70329
* config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
in a way that works also for AVX512BW.
PR target/70300
* config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
instead of source if operands[1] is xmm16 and above and
!TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
vec_interleave_lowv4sf if we need to unpack xmm16 and above.
PR c++/70295
* gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
on assign if (*from_p) is a comparison, set it to
TREE_NO_WARNING (*from_p).
2016-03-21 Jakub Jelinek <jakub@redhat.com>
PR middle-end/70326
* lra.c (restore_scratches): Ignore deleted insns.
2016-03-21 Marc Glisse <marc.glisse@inria.fr>
Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/70317
* match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
to HONOR_NANS.
2016-03-21 Uros Bizjak <ubizjak@gmail.com>
PR target/70327
* config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
of ix86_expand_move.
(movoi): Ditto.
(movti): Use general_operand for operand 1 predicate.
2016-03-21 Martin Liska <mliska@suse.cz>
* hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
insns.
(dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
2016-03-21 Martin Liska <mliska@suse.cz>
PR ipa/70306
* ipa-icf.c (sem_function::parse): Skip static
constructors and destructors.
2016-03-21 Jakub Jelinek <jakub@redhat.com>
PR target/70296
* config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
function-like macro, peek following token(s) if it is followed
by CPP_OPEN_PAREN token with optional padding in between, and
if not, don't treat it like a macro.
2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
Alexander Monakov <amonakov@ispras.ru>
* config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
for the stabs debug format.
2016-03-21 Richard Biener <rguenther@suse.de>
PR tree-optimization/70310
* tree-vect-generic.c (expand_vector_condition): Fold the built
condition.
2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
PR target/70293
* config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
Block third alternative for AVX-512VL target,
2016-03-21 Martin Liska <mliska@suse.cz>
PR hsa/70234
* hsa-brig.c (emit_function_directives): Mark unemitted
global variables for emission.
* hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
(get_symbol_for_decl): Likewise.
* hsa.h (struct hsa_symbol): New flag.
2016-03-21 Richard Biener <rguenther@suse.de>
PR tree-optimization/70288
* tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
we do not estimate unsimplified all-constant conditionals or
switches as optimized away.
2016-03-21 Andrey Belevantsev <abel@ispras.ru>
PR rtl-optimization/69102
* sched-deps.c (sched_analyze_insn): Do not set last_args_size field
when we have a readonly dependency context.
2016-03-18 Jeff Law <law@redhat.com>
PR rtl-optimization/70263
* ira.c (memref_used_between_p): Assert we found END in the insn chain.
(update_equiv_regs): When trying to move a store to after the insn
that sets the source of the store, make sure the store occurs after
the insn that sets the source of the store. When successful note
the REG_EQUIV note created in the dump file.
2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
Bernd Schmidt <bschmidt@redhat.com>
* doc/extend.texi: Document more potential problems with basic asms.
2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
PR rtl-optimization/70278
* lra-constraints.c (split_reg): Handle the case where biggest_mode is
VOIDmode.
2016-03-18 Jason Merrill <jason@redhat.com>
* calls.c (load_register_parameters): Fix zero size sibcall logic.
2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
* config/i386/sse.md: Use vpbroadcastq for broadcasting DF
values to 128b regs.
2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
PR tree-optimization/70252
* tree-vect-stmts.c (supportable_widening_operation): Check resulting
boolean vector has a proper number of elements.
(supportable_narrowing_operation): Likewise.
2016-03-18 Tom de Vries <tom@codesourcery.com>
PR ipa/70269
* cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
2016-03-18 Jakub Jelinek <jakub@redhat.com>
* reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
instead of replace_rtx for DEBUG_INSNs.
2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
* config/i386/znver1.md : Fix latencies of FP/SSE/AVX
load type reservations.
2016-03-17 John David Anglin <danglin@gcc.gnu.org>
PR target/70188
* config/pa/constraints.md: Revert 2015-02-13 change. Use
define_constraint for "Q" and "T" constraints.
2016-03-17 Evandro Menezes <e.menezes@samsung.com>
Tweak the pipeline model for Exynos M1
* config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
model.
2016-03-17 David Malcolm <dmalcolm@redhat.com>
PR c/70264
* diagnostic-show-locus.c (compatible_locations_p): Handle the case
where one or both locations aren't within a line_map.
2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
PR driver/70192
* opts.c (finish_options): Don't set flag_pie to the default if
-fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
if it is -1.
2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
* config/i386/i386.md (*movv4qicc_insn+1..36): Pass
true as ALL_REGS argument to replace_rtx.
2016-03-17 Richard Biener <rguenther@suse.de>
PR debug/70271
* dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
last.
2016-03-17 Jakub Jelinek <jakub@redhat.com>
PR target/70245
* rtl.h (replace_rtx): Add ALL_REGS argument.
* rtlanal.c (replace_rtx): Likewise. If true, use REGNO
equality and assert mode is the same, instead of just rtx pointer
equality.
* config/i386/i386.md (mov + arithmetics with load peephole): Pass
true as ALL_REGS argument to replace_rtx.
2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
* match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
for boolean vector with vector mode only.
(A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
2016-03-17 Nick Clifton <nickc@redhat.com>
PR target/70162
* config/rx/rx.c (rx_print_integer): Print negative constants in
decimal.
2016-03-17 Jakub Jelinek <jakub@redhat.com>
PR target/70261
* rtlanal.c (replace_rtx): Revert 2016-03-16 change.
2016-03-16 Richard Henderson <rth@redhat.com>
Richard Biener <rguenth@suse.de>
PR middle-end/70240
PR middle-end/68215
PR tree-opt/68714
* gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
first operand as is_gimple_condexpr.
PR middle-end/70240
PR middle-end/68215
Revert r231575
2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
* tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
Do not gimplify the result.
(do_unop): Adjust call to tree_vec_extract.
(do_binop): Likewise.
(do_compare): Likewise.
(do_plus_minus): Likewise.
(do_negate): Likewise.
(expand_vector_condition): Likewise.
(do_cond): Likewise.
2016-03-16 Richard Henderson <rth@redhat.com>
PR target/70048
* config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
(aarch64_classify_address): Use it.
(aarch64_legitimize_address): Force all subexpressions of PLUS
into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
2016-03-16 Jakub Jelinek <jakub@redhat.com>
Richard Biener <rguenth@suse.de>
PR target/70245
* rtlanal.c (replace_rtx): For REG, if from is a REG,
return to even if only REGNO is equal, and assert
mode is the same.
2016-03-11 Jeff Law <law@redhat.com>
PR rtl-optimization/70224
* reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
2016-03-16 Richard Henderson <rth@redhat.com>
PR middle-end/70199
* function.h (struct function): Add has_forced_label_in_static.
* gimplify.c (force_labels_r): Set it.
* lto-streamer-in.c (input_struct_function_base): Read it.
* lto-streamer-out.c (output_struct_function_base): Write it.
* tree-inline.c (has_label_address_in_static_1): Remove.
(copy_forbidden): Remove fndecl parameter; test
has_forced_label_in_static.
(inline_forbidden_p): Update call to copy_forbidden.
(tree_versionable_function_p): Likewise.
* ipa-chkp.c (chkp_instrumentable_p): Likewise.
(chkp_versioning): Likewise.
* tree-inline.h (copy_forbidden): Update decl.
2016-03-16 Marek Polacek <polacek@redhat.com>
PR c/70093
* cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
function being thunked if the result type doesn't have fixed size.
* gimplify.c (gimplify_modify_expr): Also set LHS if the result type
doesn't have fixed size.
2016-03-16 Bin Cheng <bin.cheng@arm.com>
* tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
reporting malformed loop nest.
2016-03-16 Tom de Vries <tom@codesourcery.com>
PR lto/70187
* ipa-devirt.c (possible_polymorphic_call_targets): Move
nodes.length () == 1 test to before first nodes[0] access.
2016-03-16 Tom de Vries <tom@codesourcery.com>
PR tree-optimization/68715
* graphite-scop-detection.c (scop_detection::merge_sese): Add missing
single_pred_p test.
2016-03-16 Tom de Vries <tom@codesourcery.com>
PR tree-optimization/68809
* graphite-scop-detection.c (same_close_phi_node): Test if result types
are the same.
2016-03-16 Carlos O'Donell <carlos@redhat.com>
Sandra Loosemore <sandra@codesourcery.com>
* doc/extend.texi (Common Function Attributes): Describe ifunc impact
on leaf attribute. Mention ELF interposition problems.
2016-03-16 Alan Modra <amodra@gmail.com>
PR rtl-optimization/69195
PR rtl-optimization/47992
* ira.c (indirect_jump_optimize): Ignore artificial defs.
Add comments.
2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
PR bootstrap/69513
* dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
* config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
2016-03-15 Jakub Jelinek <jakub@redhat.com>
PR rtl-optimization/70222
* combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
optimization if mode is different from result_mode, queue up masking
of the result in outer_op. Formatting fix.
PR middle-end/70239
* tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
of safe_grow.
2016-03-15 Andrey Belevantsev <abel@ispras.ru>
PR rtl-optimization/69032
* sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
looping backwards over basic block insns.
2016-03-15 Andrey Belevantsev <abel@ispras.ru>
PR target/66660
* sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
to non-speculative when propagating trap bits.
2016-03-15 Andrey Belevantsev <abel@ispras.ru>
PR rtl-optimization/63384
* sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
DEBUG_INSN_P insns.
2016-03-15 Andrey Belevantsev <abel@ispras.ru>
PR target/64411
* sched-deps.c (get_implicit_reg_pending_clobbers): New function,
factored out from ...
(sched_analyze_insn): ... here.
* sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
* sel-sched-ir.c (setup_id_implicit_regs): New function, use
get_implicit_reg_pending_clobbers in it.
(setup_id_reg_sets): Use setup_id_implicit_regs.
(deps_init_id): Ditto.
2016-03-15 Tom de Vries <tom@codesourcery.com>
PR ipa/70161
* cgraph.c (cgraph_node::get_body): Save, reset and restore
dump_file_name.
* passes.c (execute_one_ipa_transform_pass): Add missing argument to
execute_function_dump.
(execute_one_pass): Don't dump function if it will be dumped after ipa
transform.
2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
* genrecog.c (match_pattern_2): If pred is NULL don't call
safe_predicate_mode on it.
2016-03-14 Jakub Jelinek <jakub@redhat.com>
PR middle-end/70219
* lra-constraints.c (delete_move_and_clobber): Change assertion
to also allow dregno == 0.
2016-03-14 Richard Henderson <rth@redhat.com>
PR tree-opt/68714
* tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
(can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
(reassociate_bb): Use optimize_vec_cond_expr; avoid
optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
on vectors.
2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
PR target/70083
* lra-lives.c (process_bb_lives): Also update biggest mode for hard
regs.
(lra_create_live_ranges_1): initialize hard register biggest_mode to
VOIDmode.
* lra-constraints.c (split_reg): For hard regs, try to find the
biggest single-register mode used in the function.
2016-03-14 Richard Biener <rguenther@suse.de>
PR tree-optimization/56365
* tree-ssa-phiopt.c (minmax_replacement): Handle alternate
constants to compare against.
2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
PR target/70098
* config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
*ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
(define_split for the GPR case): Use int_reg_operand instead of
gpc_reg_operand for the output.
2016-03-14 Tom de Vries <tom@codesourcery.com>
PR tree-optimization/70045
* graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
create_empty_if_region_on_edge argument.
2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
* config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
(STACK_CHECK_PROTECT): Likewise.
* config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
(STACK_CHECK_PROTECT): Likewise.
* config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
(STACK_CHECK_PROTECT): Likewise.
* config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
* config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
(STACK_CHECK_PROTECT): Likewise.
2016-03-12 Andrey Belevantsev <abel@ispras.ru>
PR rtl-optimization/69307
* sel-sched.c (choose_best_pseudo_reg): Properly check for hard
registers in modes that span more than one register.
2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
PR target/69614
* lra-constraints.c (delete_move_and_clobber): New.
(remove_inheritance_pseudos): Use it.
2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
PR ada/70017
* calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
the libcall is LCT_THROW.
* explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
for the checking routine.
2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
PR target/70131
* config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
optimization if we have direct move.
(roundu32<mode>2_fprs): Likewise.
2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
PR target/70123
* lra-remat.c (operand_to_remat): Disallow hard regs in the value t
be rematerialized.
(reg_overlap_for_remat_p): Renamed from input_regno_present_p.
Arguments swapped. All callers changed. Take reg_renumber into
account, and Calculate and compare register ranges for hard regs.
2016-03-11 Jeff Law <law@redhat.com>
PR tree-optimization/70190
* tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
Handle cases where we can not extract the taken edge, even though we
found a constant value.
PR tree-optimization/64058
* tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
(num_coalesce_pairs): Move up earlier in file.
(find_coalesce_pair): Initialize the INDEX field for each pair
discovered.
(compare_pairs): No longer sort on the elements in each pair.
Instead break ties with the index of the coalesce pair.
2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
PR target/70002
* config/aarch64/aarch64-protos.h
(aarch64_save_restore_target_globals): New prototype.
* config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
Call the above when popping pragma.
* config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
New function.
(aarch64_set_current_function): Rewrite using the above.
2016-03-11 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/70177
* gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
(extract_ops_from_tree): ... this. In the 2 argument
overload remove _1 suffix.
* gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
(extract_ops_from_tree): ... this.
* gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
Adjust callers.
* tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
* tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
extract_ops_from_tree instead of 2 operand one.
2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
PR tree-optimization/70013
* tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
for constant-pool entries.
2016-03-11 Jakub Jelinek <jakub@redhat.com>
PR rtl-optimization/70174
* expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
followed by gen_lowpart on force_reg instead of just gen_lowpart.
PR tree-optimization/70169
* tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
for unknown codes.
2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
Jakub Jelinek <jakub@redhat.com>
PR target/70160
* config/i386/i386.c (scalar_chain::convert_reg): Skip uses
of uninitialized values.
2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
* config/s390/s390.md ("trunctddd2"): Turn former define_insn into
define_expand.
("*trunctddd2"): New pattern definition.
("trunctdsd2"): Set prep_for_short_prec rounding mode for the
TD->DD truncation.
2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
* config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
definitions for BFP and DFP rounding modes.
("fixuns_truncdddi2", "fixuns_trunctddi2")
("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
("fix_trunctf<mode>2"): Use the new constants instead of magic
numbers.
2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
* config/s390/constraints.md: Adjust comment.
("Y"): Adjust comment. Rename s390_decompose_shift_count to
s390_decompose_addrstyle_without_index.
* config/s390/predicates.md (shift_count_or_setmem_operand):
Rename to setmem_operand.
* config/s390/s390-protos.h
(s390_decompose_shift_count): Rename to
s390_decompose_addrstyle_without_index.
* config/s390/s390.c (s390_decompose_shift_count)
(s390_mem_constraint, print_shift_count_operand)
(print_operand_address, print_operand): Rename
s390_decompose_shift_count to
s390_decompose_addrstyle_without_index and rename
print_shift_count_operand to print_addrstyle_operand troughout the
file.
* config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
Rename shift_count_or_setmem_operand to setmem_operand.
* config/s390/vx-builtins.md ("vec_insert<mode>")
("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
nonmemory_operand.
2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
PR target/70168
* config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
Handle overlapping retval and newval.
2016-03-10 Nick Clifton <nickc@redhat.com>
PR target/7044
* config/aarch64/aarch64.c
(aarch64_override_options_after_change_1): When forcing
flag_omit_frame_pointer to be true, use a special value that can
be detected if this function is called again, thus preventing
flag_omit_leaf_frame_pointer from being forced to be false.
2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* common/config/aarch64/aarch64-common.c (aarch64_handle_option):
Set x_flag_omit_leaf_frame_pointer when handling
-momit-leaf-frame-pointer.
2016-03-10 Jan Hubicka <hubicka@ucw.cz>
PR lto/69589
* cgraph.c (cgraph_node::dump): Dump split_part and
indirect_call_target.
* cgraph.h (cgraph_node): Add indirect_call_target flag.
* ipa.c (has_addr_references_p): Cleanup.
(is_indirect_call_target_p): New.
(walk_polymorphic_call_targets): Do not mark virtuals that may be
called indirectly as local.
(symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
2016-03-10 Jan Hubicka <hubicka@ucw.cz>
PR ipa/69630
* ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
on cxa_pure_virtual.
2016-03-10 Jan Hubicka <hubicka@ucw.cz>
PR lto/69589
* tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
2016-03-10 Jan Hubicka <hubicka@ucw.cz>
PR lto/69589
* tree.c (need_assembler_name_p): Only record main variant type names.
2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
PR target/70113.
* config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
Always define to 0 or 1.
(TARGET_FIX_ERR_A53_843419): New macro.
* config/aarch64/aarch64-elf-raw.h
(TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
* config/aarch64/aarch64-linux.h: Likewise.
* config/aarch64/aarch64.c
(aarch64_override_options_after_change_1): Do not default
aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
843419 is on.
(aarch64_attributes): Handle fix-cortex-a53-843419.
(aarch64_can_inline_p): Likewise.
* config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
Jakub Jelinek <jakub@redhat.com>
* common.opt (funconstrained-commons, flag_unconstrained_commons): New.
* tree.c (array_at_struct_end_p): Do not limit to size of decl for
DECL_COMMONS if flag_unconstrained_commons is set.
* tree-dfa.c (get_ref_base_and_extent): Likewise.
* doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
(funconstrained-commons): Document.
2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
* config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
aarch64-fusion-pairs.def and aarch64-tuning-flags.def
2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
* tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
has a proper number of elements.
2016-03-10 Alan Modra <amodra@gmail.com>
PR rtl-optimization/69195
PR rtl-optimization/47992
* ira.c (recorded_label_ref): Delete.
(update_equiv_regs): Return void.
(indirect_jump_optimize): New function.
(ira): Call indirect_jump_optimize and delete_trivially_dead_insns
before regstat_compute_ri. Don't rebuild_jump_labels here.
Delete update_regstat.
2016-03-10 Richard Biener <rguenther@suse.de>
PR tree-optimization/70128
* tree-ssa-structalias.c (set_uids_in_ptset): Set
vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
2016-03-09 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/70152
* tree-sra.c (replace_removed_params_ssa_names): Copy over
SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
PR target/70086
* config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
instead of gen_sse2_loadlpd.
* config/i386/sse.md (*vec_concatv2df): Rename to...
(vec_concatv2df): ... this.
PR tree-optimization/70127
* fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
2016-03-09 David Malcolm <dmalcolm@redhat.com>
PR c/68473
PR c++/70105
* diagnostic-show-locus.c (compatible_locations_p): New function.
(layout::layout): Sanitize ranges using compatible_locations_p.
2016-03-09 David Malcolm <dmalcolm@redhat.com>
PR c/68473
PR c++/70105
* diagnostic-show-locus.c (layout_range::layout_range): Replace
location_range param with three const expanded_locations * and a
bool.
(layout::layout): Replace call to
rich_location::lazily_expand_location with get_expanded_location.
Extract the range and perform location expansion here, passing
the results to the layout_range ctor.
* diagnostic.c (source_range::debug): Delete.
* diagnostic.h (diagnostic_expand_location): Reimplement in terms
of rich_location::get_expanded_location.
* gcc-rich-location.c (get_range_for_expr): Delete.
(gcc_rich_location::add_expr): Reimplement to avoid the
rich_location::add_range overload that took a location_range,
passing a location_t instead.
2016-03-09 Richard Biener <rguenther@suse.de>
Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/70138
* tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
Also skip vect_double_reduction_def.
2016-03-09 Jakub Jelinek <jakub@redhat.com>
PR target/70049
* config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
if the operand is "m".
2016-03-09 Nathan Sidwell <nathan@acm.org>
* config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
* config/i386/i386.c (processor_target_table): Fix cost table
intialization order for znver1.
2016-03-08 Jakub Jelinek <jakub@redhat.com>
* ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
- becuase -> because.
* ipa-reference.c (ignore_module_statics): Likewise.
* cgraph.c (cgraph_node::get_body): Likewise.
* ipa-inline.c (early_inliner): Likewise.
* ipa-devirt.c (types_same_for_odr): Likewise.
* tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
* config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* tree-ssa-math-opts.c: Fix typo in comment.
2016-03-08 Jakub Jelinek <jakub@redhat.com>
PR target/70110
* config/i386/i386.c (scalar_chain::make_vector_copies,
scalar_chain::convert_reg): Call end_sequence in between
get_insns and emit_conversion_insns rather than after both
calls.
2016-03-07 Uros Bizjak <ubizjak@gmail.com>
PR target/70064
* config/i386/i386.h (machine_function): Add
pc_thunk_call_expanded flag.
(ix86_pc_thunk_call_expanded): New define.
* config/i386/i386.md (set_got, set_got_labelled): New expanders.
(*set_got): Rename insn pattern from set_got.
(*set_got_labelled): Rename inst pattern from set_got_labelled.
* config/i386/i386.c (ix86_compute_frame_layout): Use
ix86_pc_thunk_call_expanded to prevent red-zone.
2016-03-07 Martin Jambor <mjambor@suse.cz>
* hsa.h (hsa_get_ctor_statements): Declare.
(hsa_get_dtor_statements): Likewise.
(hsa_get_kernel_dispatch_type): Likewise.
* hsa.c (hsa_get_ctor_statements): New function.
(hsa_get_dtor_statements): Likewise.
(hsa_get_kernel_dispatch_type): Likewise.
* hsa-brig.c (hsa_cdtor_statements): Removed.
(hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
hsa_get_dtor_statements.
* hsa-gen.c (hsa_kernel_dispatch_type): Removed.
(get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
* config/arm/arm-cores.def (cortex-r8): New.
* config/arm/arm-tables.opt (cortex-r8): Regenerate.
* config/arm/arm-tune.md: Likewise.
* doc/invoke.texi: Add cortex-r8 to list of cpu values.
2016-03-07 Martin Sebor <msebor@redhat.com>
PR rtl-optimization/19705
* doc/invoke.texi (Options That Control Optimization): Clarify
-fno-branch-count-reg.
2016-02-26 Richard Biener <rguenther@suse.de>
Jeff Law <law@redhat.com>
PR tree-optimization/69740
* cfghooks.c (remove_edge): Request loop fixups if we delete
an edge that might turn an irreducible loop into a natural
loop.
* cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
Move after definition of loops_state_clear.
2016-03-07 Bin Cheng <bin.cheng@arm.com>
PR rtl-optimization/69052
* rtlanal.c (commutative_operand_precedence): Set higher precedence
to CONST_WIDE_INT.
2016-03-07 Tom de Vries <tom@codesourcery.com>
PR tree-optimization/70116
* tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
is_tm_ending stmts and ubsan/asan internal functions.
(find_duplicate): Use it. Don't test is_tm_ending here.
2016-03-07 Richard Biener <rguenther@suse.de>
PR tree-optimization/70115
* tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
(propagate_constants_for_unrolling): Use replace_uses_by.
2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
PR middle-end/69916
* omp-low.c (struct oacc_loop): Add ifns.
(new_oacc_loop_raw): Initialize it.
(finish_oacc_loop): Clear mask & flags if no ifns.
(oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
(oacc_loop_xform_loop): Add ifns arg & adjust.
(oacc_loop_process): Adjust oacc_loop_xform_loop call.
2016-03-07 Richard Henderson <rth@redhat.com>
PR rtl-opt/70061
* tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
(insert_value_copy_on_edge): Likewise.
2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* config/arm/arm_neon.h: Show error if using with soft-float ABI.
2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
PR target/62281
* config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
* config/i386/i386.c (znver1_cost): Fix Multiply cost.
2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
Fix sseimul type attribute.
* config/i386/znver1.md
(znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
znver1_sseimul_avx256_load) : Fix the type attribute.
(znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
pipe usage and latency.
2016-03-05 Jakub Jelinek <jakub@redhat.com>
PR c++/70084
* tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
to the right type.
2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
PR c/69973
* targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
PR rtl-optimization/69941
* postreload.c (reload_combine_recognize_pattern): Ensure all uses of
the reg share its mode.
2016-03-04 Jeff Law <law@redhat.com>
PR tree-optimization/69196
* tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
If the both SSA_NAMEs are anonymous, then consider them unassociated
and include the PHI in the statement count.
2016-03-05 Tom de Vries <tom@codesourcery.com>
* omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
construct in oacc routine. Check for oacc region in oacc routine.
2016-03-04 Jakub Jelinek <jakub@redhat.com>
PR target/70062
* config/i386/i386.c (decide_alg): Add RECUR argument. Revert
2016-02-22 changes, instead don't recurse if RECUR is already true.
Don't change *dynamic_check if RECUR. Adjust recursive caller
to pass true to the new argument.
(ix86_expand_set_or_movmem): Adjust decide_alg caller.
PR target/70059
* config/i386/sse.md (vec_set_lo_<mode><mask_name>,
<extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
fixes.
(vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
PR rtl-optimization/57676
* lra-assigns.c (lra_assign): Guard test for maximum iterations
with flag_checking.
2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
* tree-vect-patterns.c (search_type_for_mask): Handle
comparison of booleans.
2016-03-04 Jakub Jelinek <jakub@redhat.com>
* doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
Fix @xref usage.
PR debug/69947
* dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
all other ops that have dw_val_class_die_ref operands,
and DW_OP_GNU_entry_value.
2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
PR rtl-optimization/69904
* config/arm/arm.c (arm_cannot_copy_insn_p):
Return true for load-exclusive instructions.
2016-03-03 Jakub Jelinek <jakub@redhat.com>
PR target/70021
* tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
the pattern no matter if it is used just by non-pattern, pattern
or mix thereof.
(process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
* tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
oprnd1 def_stmt is in pattern, don't look through it.
2016-03-03 Marek Polacek <polacek@redhat.com>
PR middle-end/70050
* match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
2016-03-03 Martin Liska <mliska@suse.cz>
PR tree-optimization/70043
* tree-vect-loop.c (optimize_mask_stores): Move iterator to
previous statement if we see a debug statement.
2016-03-03 Richard Biener <rguenther@suse.de>
PR tree-optimization/55936
* tree-vrp.c (compare_name_with_value): Add use_equiv_p
parameter and guard unsafe equivalence use.
(vrp_evaluate_conditional_warnv_with_ops): Always use
safe equivalences but not via the quadratic compare_names
helper.
2016-03-03 Michael Collison <michael.collison@linaro.org>
PR target/70014
* config/arm/arm.md (*subsi3_carryin_const): Change predicate
for operand 1 to s_register_operand. Change predicate for operand
2 to arm_not_immediate_operand.
2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
* doc/tm.texi: Regenerated.
2016-03-02 Richard Henderson <rth@redhat.com>
PR rtl-opt/67145
* simplify-rtx.c (simplify_plus_minus): Allow reassoc without
simplification when all args are positive non-fixed registers.
2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
* target.def (lra_p): Specify that new ports should use LRA.
2016-03-02 Jakub Jelinek <jakub@redhat.com>
PR libgomp/69555
* gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
gimplify_type_sizes the type they refer to.
(omp_notice_variable): Handle reference vars to VLAs.
* omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
reference to VLA decls in the second pass instead of first pass.
2016-03-02 Tom de Vries <tom@codesourcery.com>
PR tree-optimization/68659
* graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
new_expr == NULL_TREE.
(get_new_name): Handle ADDR_EXPR.
2016-03-02 Bin Cheng <bin.cheng@arm.com>
PR rtl-optimization/69052
* loop-invariant.c (canonicalize_address): New function.
(inv_can_prop_to_addr_use): Check validity of address expression
which is canonicalized by above function.
2016-03-02 Alan Modra <amodra@gmail.com>
PR ipa/69990
* ipa-icf.c (sem_variable::merge): Do not merge an alias with
larger alignment.
2016-03-02 Jakub Jelinek <jakub@redhat.com>
PR target/70028
* config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
(*movhi_internal): Put mask moves from and to memory separately
from moves from/to GPRs.
2016-03-02 Richard Biener <rguenther@suse.de>
* genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
GENERIC expressions in GIMPLE.
2016-03-02 Richard Biener <rguenther@suse.de>
* config/i386/i386.c (type_natural_mode): Fix typo.
2016-03-02 Nick Clifton <nickc@redhat.com>
* config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
2016-03-02 Richard Biener <rguenther@suse.de>
Uros Bizjak <ubizjak@gmail.com>
PR target/67278
* config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
2016-03-02 Richard Biener <rguenther@suse.de>
PR middle-end/67278
* tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
2016-03-02 Marek Polacek <polacek@redhat.com>
PR c/67854
* gimplify.c (gimplify_va_arg_expr): Use expanded location for the
"is promoted to" warning.
2016-03-01 DJ Delorie <dj@redhat.com>
* config.gcc: Deprecate mep-*.
2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
PR middle-end/70025
* lra-constraints.c (regno_val_use_in): New.
(match_reload): Use it instead of regno_use_in.
2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
PR rtl-optimization/70007
* gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
references present in REG_EQUAL notes attached to non-SET patterns.
2016-03-01 Jeff Law <law@redhat.com>
PR tree-optimization/69196
* tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
Appropriately clamp the number of statements to copy when the
thread path does not traverse a loop backedge.
PR tree-optimization/69196
* tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
Do count some PHIs in the thread path against the insn count. Decrease
final statement count by one as the control statement in the last
block will get removed. Remove special cased code for handling PHIs
in the last block.
2016-03-01 Uros Bizjak <ubizjak@gmail.com>
PR target/70027
* config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
asm dialect alternatives to explicit GOTPCREL calls.
2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
PR ada/70017
* ira.c (do_reload): Issue warning for generic stack checking here...
* reload1.c (reload): ...instead of here and streamline it.
2016-03-01 Nick Clifton <nickc@redhat.com>
* config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
2016-03-01 Richard Biener <rguenther@suse.de>
PR tree-optimization/69983
* tree-chrec.c (eq_evolutions_p): Handle conversions, compare
types and fall back to operand_equal_p.
2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
Revert
2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
* config/s390/constraints.md ("jm8"): New constraint.
* config/s390/predicates.md ("const_int_8bitset_operand"): New
predicate.
* config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
into ...
("*setmem_long<setmem_and>"): New pattern.
("*setmem_long_31z", "*setmem_long_and_31z"): Merge
into ...
("*setmem_long_31z<setmem_and>"): New pattern.
* config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
New substitution rules with the required attributes.
2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
Revert
2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
* gensupport.c (process_substs_on_one_elem): Split loop to
complete mark_operands_used_in_match_dup on all expressions in the
vector first.
(adjust_operands_numbers): Inline into process_substs_on_one_elem
and remove function.
2016-03-01 Richard Biener <rguenther@suse.de>
PR middle-end/70022
* fold-const.c (fold_indirect_ref_1): Fix range checking for
vector BIT_FIELD_REF extract.
2016-03-01 Richard Biener <rguenther@suse.de>
PR tree-optimization/69994
* tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
PR tree-optimization/69956
* tree-vect-stmts.c (supportable_widening_operation): Support
multi-step conversion of boolean vectors.
(supportable_narrowing_operation): Likewise.
2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
* config/s390/s390.c (s390_decompose_address): Don't accept SImode
anymore.
2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
* config/s390/subst.md (DSI_VI): New mode iterator.
("addr_style_op_subst"): Use DSI_VI instead of DSI.
* config/s390/vector.md ("vec_set<mode>"): Move expander before
the insn definition.
("*vec_set<mode>"): Change predicate and add alternative to
support only either register or const_int operands as element
selector.
("*vec_set<mode>_plus"): New pattern to support reg + const_int
operands.
("vec_extract<mode>"): New expander.
("*vec_extract<mode>"): New insn definition supporting reg and
const_int element selectors.
("*vec_extract<mode>_plus"): New insn definition supporting
reg+const_int element selectors.
("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
following expander+insn definition.
("<vec_shifts_name><mode>3"): New expander.
("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
* config/s390/s390.md ("*tabort_1"): Change predicate to
nonmemory_operand. Add a second alternative to cover
register as well as const int operands.
("*tabort_1_plus"): New pattern definition.
2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
* config/s390/s390.md ("*ashrdi3_cc_31")
("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
Merge insn definitions into ...
("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
New pattern definition.
("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
("*ashr<mode>3_and"): Merge insn definitions into ...
("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
New pattern definition.
* config/s390/subst.md ("addr_style_op_cc_subst")
("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
substitutions patterns plus attributes.
Add ashiftrt to SUBST iterator.
2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
* config/s390/s390.md ("<shift><mode>3"): Change predicate of
op2 to nonmemory_operand.
("*<shift>di3_31", "*<shift>di3_31_and"):
Merge into single pattern definition ...
("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
pattern definition ...
("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
* config/s390/subst.md: Add ashift and lshiftrt to SUBST
iterator.
2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
* config/s390/predicates.md (const_int_6bitset_operand): New
predicate.
* config/s390/s390.md: Include subst.md.
("rotl<mode>3"): New expander.
("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
...
("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
* config/s390/subst.md: New file.
2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
* config/s390/s390.md ("op_type", "atype", "length" attributes):
Remove RRR type. It doesn't really exist.
("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
attributes.
("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
`enabled' attribute.
2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
* gensupport.c (process_substs_on_one_elem): Split loop to
complete mark_operands_used_in_match_dup on all expressions in the
vector first.
(adjust_operands_numbers): Inline into process_substs_on_one_elem
and remove function.
2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
PR target/69706
* config/sparc/sparc.c (NWORDS_UP): Rename to...
(CEIL_NWORDS): ...this. Use CEIL macro.
(compute_fp_layout): Adjust to above renaming.
(function_arg_union_value): Likewise.
(sparc_arg_partial_bytes): Likewise.
(sparc_function_arg_advance): Likewise.
2016-02-29 Jeff Law <law@redhat.com>
PR tree-optimization/70005
* tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
where an object with a boolean range is compared against a value
outside [0..1].
PR tree-optimization/69999
* gimple-ssa-split-paths.c (split_paths): When duplicating a block
with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
loop cleanups.
2016-02-29 Richard Biener <rguenther@suse.de>
PR tree-optimization/69994
* tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
(get_unary_op): Look through nop conversions.
(ops_equal_values_p): New function, look for equality diregarding
nop conversions.
(eliminate_plus_minus_pair): Use ops_equal_values_p
(repropagate_negates): Do not use get_unary_op here.
2016-02-29 Martin Liska <mliska@suse.cz>
* system.h: Poison ENABLE_CHECKING macro.
2016-02-29 Martin Liska <mliska@suse.cz>
* hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
is presented in dump flags.
* hsa-regalloc.c (linear_scan_regalloc): Likewise.
(hsa_regalloc): Likewise.
2016-02-19 Richard Biener <rguenther@suse.de>
PR tree-optimization/69980
* tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
permutation of those we need to keep.
2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
PR target/69706
* config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
(NWORDS_UP): ...this
(init_cumulative_args): Minor tweaks.
(sparc_promote_function_mode): Likewise.
(scan_record_type): Delete.
(traverse_record_type): New function template.
(classify_data_t): New structure type.
(classify_registers): New inline function.
(function_arg_slotno): In 64-bit mode, bail out early if FP slots are
exhausted. Instantiate traverse_record_type on classify_registers and
deal with the case of a structure passed in slot #15 with no FP field
in the first word.
(assign_data_t): New structure type.
(compute_int_layout): New static function.
(compute_fp_layout): Likewise.
(count_registers): New inline function.
(assign_int_registers): New static function.
(assign_fp_registers): Likewise.
(assign_registers): New inline function.
(function_arg_record_value_1): Delete.
(function_arg_record_value_2): Likewise.
(function_arg_record_value_3): Likewise.
(function_arg_record_value): Adjust to above changes. Instantiate
traverse_record_type on count_registers to first count the number of
registers to be used and then on assign_registers to assign them.
(function_arg_union_value): Adjust to above renaming.
(sparc_function_arg_1); Minor tweaks. Remove commented out code.
(sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
case of a structure passed in slot #15
(sparc_function_arg_advance): Likewise.
(function_arg_padding): Minor tweak.
2016-02-29 Richard Biener <rguenther@suse.de>
PR tree-optimization/69720
* tree-vect-loop.c (get_initial_def_for_reduction): Avoid
the adjustment_def path for possibly vectorized defs.
(vect_create_epilog_for_reduction): Handle vectorized initial
defs properly.
2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
* config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
2016-02-27 Jeff Law <law@redhat.com>
Revert
2016-02-26 Richard Biener <rguenther@suse.de>
Jeff Law <law@redhat.com>
PR tree-optimization/69740
* cfghooks.c (remove_edge): Request loop fixups if we delete
an edge that might turn an irreducible loop into a natural
loop.
2016-02-27 Jakub Jelinek <jakub@redhat.com>
PR rtl-optimization/69896
* tree-vect-generic.c (get_compute_type): Avoid single element
vector types.
2016-02-26 Evandro Menezes <e.menezes@samsung.com>
Rename the AArch64 tuning option and related functions to enable the
Newton series for the reciprocal square root to reflect its
approximative characteristic.
* config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
function to "aarch64_emit_approx_rsqrt".
* config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
AARCH64_EXTRA_TUNE_APPROX_RSQRT.
* config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
(xgene1_tunings): Likewise.
(use_rsqrt_p): Likewise.
(aarch64_emit_swrsqrt): Use new function name.
* config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
* config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
text explaining this option.
* doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
2016-02-26 Jakub Jelinek <jakub@redhat.com>
PR target/69969
* config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
complain about -mallow-movmisalign without -mvsx if
TARGET_ALLOW_MOVMISALIGN was not set explicitly.
2016-02-26 Joel Sherrill <joel@rtems.org>
* config.gcc: Add x86_64-*-rtems*.
* config/i386/rtems-64.h: New file.
2016-02-26 Joel Sherrill <joel@rtems.org>
* config.gcc: Add aarch64-*-rtems*.
* config/aarch64/rtems.h: New file.
2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
PR target/69946
* config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
shift amount using %h. Add comment.
2016-02-26 Richard Biener <rguenther@suse.de>
Jeff Law <law@redhat.com>
PR tree-optimization/69740
* cfghooks.c (remove_edge): Request loop fixups if we delete
an edge that might turn an irreducible loop into a natural
loop.
2016-02-26 Martin Jambor <mjambor@suse.cz>
PR middle-end/69920
* tree-sra.c (sra_modify_assign): Do not remove loads of
uninitialized aggregates to SSA_NAMEs.
2016-02-26 Richard Henderson <rth@redhat.com>
PR target/69709
* config/s390/s390.md (risbg and risbgn splitters): Allocate new
pseudo in case the target rtx matches the source of the left
shift.
2016-02-26 Martin Jambor <mjambor@suse.cz>
PR hsa/69568
* hsa.h (hsa_type_packed_p): Declare.
* hsa.c (hsa_type_packed_p): New function.
* hsa-gen.c (mem_type_for_type): Use unsigned type for packed
loads.
(gen_hsa_insns_for_store): Use hsa_type_packed_p.
* hsa-brig.c (emit_basic_insn): Likewise.
2016-02-26 Martin Jambor <mjambor@suse.cz>
pr hsa/69674
* hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
pointers.
(gen_hsa_addr): Allow integer constants in TMR_INDEX2.
2016-02-26 Martin Jambor <mjambor@suse.cz>
* hsa.h (is_a_helper): New overload for hsa_op_immed for
hsa_op_with_type operands.
(hsa_unsigned_type_for_type): Declare.
* hsa.c (hsa_unsigned_type_for_type): New function.
* hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
(gen_hsa_insns_for_operation_assignment): Satisfy constrains of
the finalizer. Do not emit extra move.
2016-02-26 Martin Jambor <mjambor@suse.cz>
* hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
atomic operations in private segment.
2016-02-26 Martin Jambor <mjambor@suse.cz>
* omp-low.c (grid_find_ungridifiable_statement): Store problematic
statements to wi->info. Also disallow omp simd constructs.
(grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
for not gridifying. Dump special string for omp_for.
2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
PR target/69245
* config/aarch64/aarch64.c (aarch64_set_current_function):
Save/restore target globals when switching to
target_option_default_node.
2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
PR target/69613
* config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
Return 0 if !SHIFT_COUNT_TRUNCATED.
2016-02-26 Jakub Jelinek <jakub@redhat.com>
Eric Botcazou <ebotcazou@adacore.com>
PR rtl-optimization/69891
* dse.c (scan_insn): If we can't figure out memset arguments
or they are non-constant, call clear_rhs_from_active_local_stores.
2016-02-26 Martin Liska <mliska@suse.cz>
* doc/extend.texi: Mention clog10, clog10f an clog10l
in Builtins section.
2016-02-26 Martin Liska <mliska@suse.cz>
* dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
CHECKING_P.
(resolve_args_picking_1): Likewise.
* dwarf2out.h (struct GTY): Likewise.
2016-02-26 Martin Liska <mliska@suse.cz>
* hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
with flag_checking.
* hsa-regalloc.c (linear_scan_regalloc): Likewise.
2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
Martin Liska <mliska@suse.cz>
* doc/install.texi: Mention --enable-valgrind-annotations.
2016-02-26 Richard Biener <rguenther@suse.de>
PR tree-optimization/69551
* tree-ssa-structalias.c (get_constraint_for_ssa_var): When
looking through aliases adjust DECL_PT_UID to refer to the
ultimate alias target.
2016-02-25 Martin Liska <mliska@suse.cz>
PR middle-end/69919
* alloc-pool.c (after_memory_report): New variable.
* alloc-pool.h (base_pool_allocator ::release): Do not use
the infrastructure if after_memory_report.
* toplev.c (toplev::main): Mark after memory report.
2016-02-25 Richard Biener <rguenther@suse.de>
PR tree-optimization/48795
* tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
PR driver/68463
* config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
offloading is enabled and -fopenacc or -fopenmp is specified.
(CRTOFFLOADEND): Likewise.
(GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
(GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
* lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
(offload_objects_file_name): New static var.
(tool_cleanup): Remove offload_objects_file_name file.
(find_offloadbeginend): Replace with ...
(find_crtoffloadtable): ... this.
(run_gcc): Remove offload_argc and offload_argv.
Get offload_objects_file_name from -foffload-objects=... option.
Read names of object files with offload from this file, pass them to
compile_images_for_offload_targets. Don't call find_offloadbeginend and
don't pass offloadbegin and offloadend to the linker. Don't pass
offload non-LTO files to the linker, because now they're not claimed.
2016-02-25 Jan Hubicka <hubicka@ucw.cz>
PR ipa/69630
* ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
on builtin_unreachable.
2016-02-25 Jakub Jelinek <jakub@redhat.com>
PR rtl-optimization/69896
* regcprop.c: Include cfgrtl.h.
(copyprop_hardreg_forward_1): If noop_p insn uses narrower
than remembered mode, either delete it (if noop_move_p), or
treat like copy_p but not noop_p instruction.
2016-02-24 Jakub Jelinek <jakub@redhat.com>
PR debug/69705
* dwarf2out.c (gen_variable_die): Work around buggy LTO
- allow NULL decl for Fortran DW_TAG_common_block variables.
2016-02-24 Jason Merrill <jason@redhat.com>
* common.opt (flifetime-dse): Add -flifetime-dse=1.
2016-02-24 Richard Biener <rguenther@suse.de>
Jakub Jelinek <jakub@redhat.com>
PR middle-end/69760
* tree-scalar-evolution.c (interpret_rhs_expr): Re-write
conditionally executed ops to well-defined overflow behavior.
2016-02-24 Jakub Jelinek <jakub@redhat.com>
PR middle-end/69915
* tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
elements.
2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
PR rtl-optimization/69886
* gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
argument. Use it when checking validity of set instructions.
(want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
(compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
callsite.
* rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
* store-motion.c (find_moveable_store): Update
can_assign_to_reg_without_clobbers_p callsite.
2016-02-24 Richard Biener <rguenther@suse.de>
PR middle-end/68963
* tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
bogus check.
(record_nonwrapping_iv): Do not fall back to the low/high bound
for non-constant IV bases if the stmt is not always executed.
2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* config/arm/arm-cores.def (cortex-a32): New entry.
* config/arm/arm-tables.opt: Regenerate.
* config/arm/arm-tune.md: Regenerate.
* config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
* config/arm/t-aprofile: Handle mcpu=cortex-a32.
* doc/invoke.texi (ARM Options): Document cortex-a32 as value
for -mcpu and -mtune.
2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
PR target/69875
* config/arm/arm.h (TARGET_HAVE_LPAE): Define.
* config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
* config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
(atomic_loaddi_1): Delete.
(atomic_loaddi): Rewrite expander using the above changes.
2016-02-24 Jakub Jelinek <jakub@redhat.com>
PR c/69918
* params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
2 to 3.
2016-02-24 Jakub Jelinek <jakub@redhat.com>
Richard Biener <rguenth@suse.de>
PR middle-end/69909
* expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
set_mem_attributes if tem is SSA_NAME which got expanded
as a MEM.
2016-02-24 Richard Biener <rguenther@suse.de>
PR tree-optimization/69907
* tree-vect-stmts.c (vectorizable_load): Check for gaps at the
end of permutations for BB vectorization.
2016-02-24 Christian Bruel <christian.bruel@st.com>
* config/arm/arm-c.c (arm_option_override): Initialize
target_option_current_node.
* config/arm/arm.c (arm_pragma_target_parse): Replace
build_target_option_node call by target_option_current_node.
Set target_option_current_node.
Fix comments.
2016-02-23 David Edelsohn <dje.gcc@gmail.com>
PR target/69810
* config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
define_insn_and_split to define_insn.
(zero_extendqi<mode>2_dot2): Same.
(extendqi<mode>2_dot): Same.
(extendqi<mode>2_dot2): Same.
2016-02-23 Evandro Menezes <e.menezes@samsung.com>
* config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
and add bypass for AES{D,E} and AESMC pairs.
* config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
and AESMC pairs.
2016-02-23 Evandro Menezes <e.menezes@samsung.com>
* config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
series for reciprocal square root in Exynos M1.
2016-02-23 Martin Sebor <msebor@redhat.com>
PR c/69759
* doc/extend.texi (Other Builtins): Document __builtin_alloca and
__builtin_alloca_with_align.
2016-02-23 Richard Henderson <rth@redhat.com>
* config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
(ix86_register_pragmas): Remove __seg_tls.
* config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
* config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
(ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
(ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
(ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
* doc/extend.texi (__seg_tls): Remove item.
2016-02-23 Richard Biener <rguenther@suse.de>
* alloc-pool.h (struct allocation_object): Make id member
conditional on CHECKING_P again.
(get_instance): Adjust.
(base_pool_allocator): Likewise.
2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
* tree-parloops.c (create_parallel_loop, gen_parallel_loop)
(parallelize_loops): In OpenACC kernels mode, set n_threads to
zero.
(pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
flag_openacc.
* tree-ssa-loop.c (gate_oacc_kernels): Likewise.
2016-02-23 Richard Biener <rguenther@suse.de>
* mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
* bitmap.h (struct bitmap_usage): Likewise.
(bitmap_move): Declare.
* bitmap.c (register_overhead): Take size_t argument.
(bitmap_move): New function.
* df-problems.c (df_rd_transfer_function): Use bitmap_move
to properly account overhead.
* tree.c (free_node): Use tree_size.
2016-02-23 Jakub Jelinek <jakub@redhat.com>
PR c++/69902
* fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
when inverting comparison.
PR c/69900
* common.opt (Wunreachable-code): Add Warning flag.
2016-02-23 Mark Wielaard <mjw@redhat.com>
Jakub Jelinek <jakub@redhat.com>
PR c/69911
* cgraphunit.c (check_global_declaration): Check main_input_filename
and DECL_SOURCE_FILE are not NULL.
2016-02-23 Martin Jambor <mjambor@suse.cz>
PR tree-optimization/69666
* tree-sra.c (sra_modify_assign): Do not attempt to create
default_def replacements for unscalarizable regions.
2016-02-20 Mark Wielaard <mjw@redhat.com>
PR c/28901
* cgraphunit.c (check_global_declaration): Check level of
warn_unused_const_variable and main_input_filename.
* doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
(-Wunused-variable): For C implies -Wunused-const-variable=1.
(-Wunused-const-variable): Explain levels 1 and 2.
2016-02-22 Jakub Jelinek <jakub@redhat.com>
PR target/69888
* config/i386/i386.c (decide_alg): Ensure we don't recurse with
identical arguments. Formatting and spelling fixes.
PR target/69885
* doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
be specified.
PR target/69894
PR target/69895
* config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
and m68k-devices.def.
* config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
* config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
* config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
and HImode registers.
2016-02-22 Richard Biener <rguenther@suse.de>
PR tree-optimization/69882
* tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
preserve permutations present because of gaps.
(vect_supported_load_permutation_p): Always continue checking
permutations after vect_attempt_slp_rearrange_stmts.
2016-02-22 Bin Cheng <bin.cheng@arm.com>
* tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
min_profitable_estimate, rather than min_profitable_iters.
2016-02-22 Jakub Jelinek <jakub@redhat.com>
PR target/69885
* config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
SImode for last match_operand.
2016-02-22 Martin Liska <mliska@suse.cz>
* hsa-gen.c (gen_hsa_clrsb): In case of zero value,
return bitsize - 1 as the return value.
2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
PR target/69806
PR target/54089
* config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
Handle negative shift counts.
* config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
force_reg on the shift constant.
(lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
(lshrsi3_d): Handle negative shift counts.
2016-02-22 Richard Biener <rguenther@suse.de>
Tom de Vries <tom@codesourcery.com>
* graph.c: Include dumpfile.h.
(print_graph_cfg): Split into three overloads.
* gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
2016-02-22 Tom de Vries <tom@codesourcery.com>
* gdbhooks.py (class DumpFn): Add and instantiate, adding command
dump-fn.
2016-02-22 Richard Biener <rguenther@suse.de>
PR ipa/37448
* ipa-inline-transform.c (inline_call): When not updating
overall summaries adjust self size by the growth estimate.
* ipa-inline.c (inline_to_all_callers_1): Add to the callers
hash-set, do not update overall summaries here. Renamed from ...
(inline_to_all_callers): ... this which is now wrapping the
above and performing delayed overall summary update.
(early_inline_small_functions): Delay updating of the overall
summary.
2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
* tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
variable.
2016-02-19 Jakub Jelinek <jakub@redhat.com>
PR driver/69805
* gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
:%* in %:gt() argument.
(greater_than_spec_func): Adjust for expecting only numbers,
if there are more than two numbers, compare the last two.
2016-02-19 Jonathan Wakely <jwakely@redhat.com>
* doc/invoke.texi (C++ Dialect Options): Clarify interaction of
-Wnarrowing with -std.
2016-02-19 Jakub Jelinek <jakub@redhat.com>
PR c++/69851
* expr.c (store_field): Don't use bit-field path if exp is
COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
and the assignment can be performed by bitwise copy. Formatting
fix.
PR middle-end/69838
* lra.c (lra_process_new_insns): If non-call exceptions are enabled,
call copy_reg_eh_region_note_forward on before and/or after sequences
and remove note from insn if it no longer can throw.
PR target/69820
* config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
if TARGET_AVX512BW.
2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
* config/s390/vector.md: Add missing commutative operand markers
to the patterns which qualify for one.
* config/s390/vx-builtins.md: Likewise.
2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
* config/s390/vector.md (VI, VI_QHS): Add single element vector
types to mode iterators.
(vec_double): ... and mode attribute.
* config/s390/vx-builtins.md (non_vec_int): Likewise.
2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
* config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
Change the predicate of op2 from nonimmediate to general and let
reload fix it if necessary.
2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
* config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
* config/s390/s390.c (s390_expand_vcond): Use the compare operand
mode.
2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
* config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
* config/s390/s390.c (s390_expand_vec_movstr): New function.
* config/s390/s390.md ("movstr<P:mode>"): Call
s390_expand_vec_movstr.
2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
* config/s390/s390.md: Add missing output modifier for operand 1
to print it as address properly.
2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
* config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
* config/s390/2964.md: New file.
* config/s390/s390.c (s390_get_sched_attrmask): Use the right set
of insn grouping attributes depending on the CPU level.
(s390_get_unit_mask): New function.
(s390_sched_score): Remove the OOO from the scheduling macros.
Add loop to calculate a score for the instruction mix.
(s390_sched_reorder): Likewise plus improve debug output.
(s390_sched_variable_issue): Rename macros as above. Calculate
the unit distances after actually scheduling an insn. Improve
debug output.
(s390_sched_init): Clear last_scheduled_unit_distance array.
* config/s390/s390.md: Include 2964.md.
2016-02-18 Jakub Jelinek <jakub@redhat.com>
PR target/69671
* config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
*avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
*avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
*avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
*avx512f_<code>v8div16qi2_mask_1): New insns.
2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
PR target/68404
* config/rs6000/predicates.md (fusion_gpr_addis): Revert
2016-02-09 change.
* config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
earlyclobber from target. Use wF constraint for fused memory
address.
(fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
2016-02-18 Jakub Jelinek <jakub@redhat.com>
Martin Liska <mliska@suse.cz>
PR sanitizer/69863
* cfgexpand.c (asan_sanitize_stack_p): New function.
(partition_stack_vars): Use the function.
(expand_stack_vars): Likewise.
(defer_stack_allocation): Likewise.
(expand_used_vars): Likewise.
2016-02-18 Richard Biener <rguenther@suse.de>
PR middle-end/69553
* fold-const.c (operand_equal_p): Properly compare offsets for
IMAGPART_EXPR and ARRAY_REF.
2016-02-18 Nick Clifton <nickc@redhat.com>
PR target/62254
PR target/69610
* config/arm/arm.c (arm_option_override_internal): Disable
interworking if the target does not support thumb instructions.
(arm_reload_in_hi): Handle the case where a register to register
move needs reloading because there is no simple pattern to handle
it.
(arm_reload_out_hi): Likewise.
2016-02-18 Richard Biener <rguenther@suse.de>
PR middle-end/69854
* match.pd: Don't use fold_binary or fold_unary for folding
constants.
2016-02-17 Jakub Jelinek <jakub@redhat.com>
PR c++/69850
* gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
* gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
warn on gimple_no_warning_p statements.
2016-02-17 Jonathan Wakely <jwakely@redhat.com>
* doc/extend.texi (C++ Attributes): Correct description of
warn_unused type attribute.
2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
* config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
correct instruction.
2016-02-17 Richard Biener <rguenther@suse.de>
PR rtl-optimization/69609
* bb-reorder.c (struct bbro_basic_block_data): Add priority member.
(find_traces_1_round): When ending a trace update cached priority
of successors.
(bb_to_key): Use cached priority when available.
(copy_bb): Initialize cached priority.
(reorder_basic_blocks_software_trace_cache): Likewise.
2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
PR target/69161
* config/aarch64/predicates.md (aarch64_comparison_operator_mode):
New predicate.
(aarch64_comparison_operator): Break overly long line into two.
(aarch64_comparison_operation): Likewise.
* config/aarch64/aarch64.md (cstorecc4): Use
aarch64_comparison_operator_mode instead of
aarch64_comparison_operator.
(cstore<mode>4): Likewise.
(aarch64_cstore<mode>): Likewise.
(*cstoresi_insn_uxtw): Likewise.
(cstore<mode>_neg): Likewise.
(*cstoresi_neg_uxtw): Likewise.
2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
PR target/69161
* config/arm/predicates.md (arm_comparison_operator_mode):
New predicate.
* config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
instead of arm_comparison_operator.
(*mov_negscc): Likewise.
(*mov_notscc): Likewise.
* config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
(*thumb2_mov_negscc): Likewise.
(*thumb2_mov_negscc_strict_it): Likewise.
(*thumb2_mov_notscc): Likewise.
(*thumb2_mov_notscc_strict_it): Likewise.
2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
* config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
Add missing return.
2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
* config/visium/visium.c (machine_libfunc_index): New enum.
(machine_libfuncs): New structure.
(visium_libfuncs): New static variable.
(TARGET_INIT_LIBFUNCS): Define to...
(visium_init_libfuncs): ...this. New function.
(expand_block_move_4): Use the appropriate libfunc.
(expand_block_move_2): Likewise.
(expand_block_move_1): Likewise.
(expand_block_set_4): Likewise.
(expand_block_set_2): Likewise.
(expand_block_set_1): Likewise.
(visium_trampoline_init): Likewise.
2016-02-17 Nick Clifton <nickc@redhat.com>
* config/msp430/msp430.c (msp430_mcu_data): Sync with data from
TI's devices.csv file as of March 2016.
2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
PR Target/48344
* opts-global.c (handle_common_deferred_options): Introduce and
initialize two global variables to remember command-line options
specifying a stack-limiting register.
* opts.h: Add extern declarations of the two new global variables.
* emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
variable based on the values of the two new global variables.
2016-02-16 Jakub Jelinek <jakub@redhat.com>
PR c/69835
* common.opt (Wnonnull-compare): New warning.
* doc/invoke.texi (-Wnonnull): Remove text about comparison
of arguments against NULL.
(-Wnonnull-compare): Document.
* Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
* tree-pass.h (make_pass_warn_nonnull_compare): Declare.
* passes.def (pass_warn_nonnull_compare): Add.
* gimple-ssa-nonnull-compare.c: New file.
2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
* config/aarch64/aarch64.c (cortexa57_tunings): Remove
AARCH64_EXTRA_TUNE_RECIP_SQRT.
2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
* config/aarch64/aarch64.c (use_rsqrt_p): Always use software
reciprocal sqrt for -mlow-precision-recip-sqrt.
2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
* config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
always use lane loads to construct non-constant vectors.
2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
* config/aarch64/aarch64.md
(arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
constraints for operand 3.
(aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
2016-02-16 Jakub Jelinek <jakub@redhat.com>
Richard Biener <rguenther@suse.de>
PR tree-optimization/69820
* tree-vect-patterns.c (type_conversion_p): Return false if
*orig_type is unsigned single precision or boolean.
(vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
Formatting fix.
2016-02-16 Jakub Jelinek <jakub@redhat.com>
PR rtl-optimization/69764
PR rtl-optimization/69771
* optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
2016-02-16 Richard Biener <rguenther@suse.de>
PR tree-optimization/69776
* tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
sets from caller.
(indirect_refs_may_alias_p): Likewise.
(refs_may_alias_p_1): Pass alias sets as from ao_ref.
* tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
according to tbaa_p.
* tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
(optimize_stmt): For redundant store discovery do not allow tbaa.
2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
PR tree-optimization/69714
* tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
* config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
* config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
(FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
* config/arc/arc.c (arc_init): Check FPU options.
(get_arc_condition_code): Handle new CC_FPU* modes.
(arc_select_cc_mode): Likewise.
(arc_conditional_register_usage): Allow 64 bit datum into even-odd
register pair only. Allow access for ARCv2 accumulator.
(gen_compare_reg): Whenever we have FPU support use FPU compare
instructions.
(arc_reorg): Don't generate brcc insns when FPU compare
instructions are involved.
* config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
(TARGET_OPTFPE): Add condition when ARC EM can use optimized
floating point emulation.
(ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
(REVERSE_CONDITION): Add new CC_FPU* modes.
(TARGET_FP_SP_BASE): Define.
(TARGET_FP_DP_BASE): Likewise.
(TARGET_FP_SP_FUSED): Likewise.
(TARGET_FP_DP_FUSED): Likewise.
(TARGET_FP_SP_CONV): Likewise.
(TARGET_FP_DP_CONV): Likewise.
(TARGET_FP_SP_SQRT): Likewise.
(TARGET_FP_DP_SQRT): Likewise.
(TARGET_FP_DP_AX): Likewise.
* config/arc/arc.md (ARCV2_ACC): New constant.
(type): New fpu type attribute.
(SDF): Conditional iterator.
(cstore<mode>, cbranch<mode>): Change expand condition.
(addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
handles FPU/FPX cases as well.
* config/arc/arc.opt (mfpu): New option.
* config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
Renamed.
(adddf3, muldf3, subdf3): Removed.
* config/arc/predicates.md (proper_comparison_operator): Recognize
CC_FPU* modes.
* config/arc/fpu.md: New file.
* doc/invoke.texi (ARC Options): Document mfpu option.
2016-02-16 Richard Biener <rguenther@suse.de>
PR rtl-optimization/69291
* ifcvt.c (noce_try_store_flag_constants): Re-instantiate
noce_operand_ok check.
2016-02-16 Tom de Vries <tom@codesourcery.com>
PR lto/67709
* omp-low.c (simd_clone_create): Remove call to
symtab->call_cgraph_insertion_hooks.
2016-02-16 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/69802
* tree-ssa-reassoc.c (update_range_test): If op is
SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
op == 1 test of precision 1 integral op, otherwise handle
that case as op itself. Fix up formatting.
(optimize_range_tests_to_bit_test, optimize_range_tests): Fix
up formatting.
2016-02-16 Richard Biener <rguenther@suse.de>
PR tree-optimization/69586
* tree-vrp.c (register_edge_assert_for_2): Handle all integral
types for conversion sources.
2016-02-16 Richard Biener <rguenther@suse.de>
PR middle-end/69801
* fold-const.c (operand_equal_p): For COND_EXPR zero operand
mask OEP_ADDRESS_OF.
2016-02-16 Alan Modra <amodra@gmail.com>
PR target/68973
* config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
(p8_mtvsrd_df, p8_mtvsrd_sf): New.
(p8_mtvsrd_1, p8_mtvsrd_2): Delete.
(p8_mtvsrwz): New.
(p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
(p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
(p8_fmrgow_<mode>): Likewise.
(reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
changes.
(reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
(reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
to use movdi_internal64. Remove op0_di.
* config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
2016-02-15 Evandro Menezes <e.menezes@samsung.com>
Add support for the FCCMP insn types
* config/aarch64/aarch64.md (fccmp): Change insn type.
(fccmpe): Likewise.
* config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
* config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
* config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
* config/arm/xgene1.md (xgene1_fcmp): Likewise.
* config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
* config/arm/types.md (fccmps): Add new insn type.
(fccmpd): Likewise.
2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
* alias.c (get_alias_set): Fix a typo in comment.
2016-02-15 Richard Biener <rguenther@suse.de>
PR tree-optimization/69595
* match.pd: Complete range test simplification to true.
2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
PR rtl-optimization/69648
* lra-constraints.c (update_ebb_live_info): Don't remove sets of
pic_offset_table_rtx.
PR rtl-optimization/69752
* ira.c (update_equiv_regs): When looking for more than a single SET,
also take other side effects into account.
2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
* config/s390/s390.c (s390_function_profiler): Add a new sequence
for z900+ CPUs in 31-bit mode.
2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
* common/config/s390/s390-common.c (s390_supports_split_stack):
New function.
(TARGET_SUPPORTS_SPLIT_STACK): New macro.
* config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
* config/s390/s390.c (struct machine_function): New field
split_stack_varargs_pointer.
(s390_register_info): Mark r12 as clobbered if it'll be used as temp
in s390_emit_prologue.
(s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
vararg pointer.
(morestack_ref): New global.
(SPLIT_STACK_AVAILABLE): New macro.
(s390_expand_split_stack_prologue): New function.
(s390_live_on_entry): New function.
(s390_va_start): Use split-stack vararg pointer if appropriate.
(s390_asm_file_end): Emit the split-stack note sections.
(TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
* config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
(UNSPECV_SPLIT_STACK_CALL): New unspec.
(UNSPECV_SPLIT_STACK_DATA): New unspec.
(split_stack_prologue): New expand.
(split_stack_space_check): New expand.
(split_stack_data): New insn.
(split_stack_call): New expand.
(split_stack_call_*): New insn.
(split_stack_cond_call): New expand.
(split_stack_cond_call_*): New insn.
2016-02-15 Richard Biener <rguenther@suse.de>
PR tree-optimization/69783
* tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
Add trivially correct cases.
2016-02-15 Tom de Vries <tom@codesourcery.com>
PR lto/69655
* lto-cgraph.c (input_offload_tables): Add and handle bool parameter
do_force_output.
* lto-streamer.h (input_offload_tables): Add and handle bool parameter.
2016-02-15 Richard Biener <rguenther@suse.de>
PR tree-optimization/69776
* tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
* tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
indicate whether we can use TBAA to disambiguate against stores.
Use alias-set zero if not.
(visit_reference_op_store): Do not use TBAA when looking up
redundant stores.
* tree-ssa-pre.c (compute_avail): Use TBAA here.
(eliminate_dom_walker::before_dom_children): But not when looking
up redundant stores.
2016-02-14 John David Anglin <danglin@gcc.gnu.org>
* config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
* config/i386/znver1.md
(znver1_pop, znver1_pop_mem,
znver1_load_imov_double_store,
znver1_load_imov_direct_store,
znver1_load_imov_direct_load,
znver1_load_imov_double_load): Add new.
(znver1_insn, znver1_insn_load): Add icmov type.
(znver1_sseavx_fma,
znver1_sseavx_fma_load,
znver1_avx256_fma,
znver1_avx256_fma_load): Fix pipe usage.
2016-02-14 Alan Modra <amodra@gmail.com>
PR target/68973
* reload.c (find_reloads_address_1): For pre/post-inc/dec
with an invalid hard reg, reload just the reg not the entire
pre/post-inc/dec address expression.
2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
PR target/67260
* config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
fixed R1_REG scratch reg.
(sibcall_value_pcrel_fdpic): Likewise.
2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
PR target/67636
PR target/64345
* config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
2016-02-12 Walter Lee <walt@tilera.com>
* config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
* config/tilegx/t-tilegx: Likewise.
2016-02-12 David Malcolm <dmalcolm@redhat.com>
PR other/69554
* diagnostic-show-locus.c (struct line_span): New struct.
(layout::get_first_line): Delete.
(layout::get_last_line): Delete.
(layout::get_num_line_spans): New member function.
(layout::get_line_span): Likewise.
(layout::print_heading_for_line_span_index_p): Likewise.
(layout::get_expanded_location): Likewise.
(layout::calculate_line_spans): Likewise.
(layout::m_first_line): Delete.
(layout::m_last_line): Delete.
(layout::m_line_spans): New field.
(layout::layout): Update comment. Replace m_first_line and
m_last_line with m_line_spans, replacing their initialization
with a call to calculate_line_spans.
(diagnostic_show_locus): When printing source lines and
annotations, rather than looping over a single span
of lines, instead loop over each line_span within
the layout, with an inner loop over the lines within them.
Call the context's start_span callback when changing line spans.
* diagnostic.c (diagnostic_initialize): Initialize start_span.
(diagnostic_build_prefix): Break out the building of the location
part of the string into...
(diagnostic_get_location_text): ...this new function, rewriting
it from nested ternary expressions to a sequence of "if"
statements.
(default_diagnostic_start_span_fn): New function.
* diagnostic.h (diagnostic_start_span_fn): New typedef.
(diagnostic_context::start_span): New field.
(default_diagnostic_start_span_fn): New prototype.
2016-02-12 David Malcolm <dmalcolm@redhat.com>
PR driver/69779
* gcc.c (driver::finalize): Fix cleanup of "specs".
2016-02-12 David Malcolm <dmalcolm@redhat.com>
PR driver/69265
PR driver/69453
* gcc.c (driver::driver): Initialize m_option_suggestions.
(driver::~driver): Clean up m_option_suggestions.
(suggest_option): Convert to...
(driver::suggest_option): ...this, and split out into
driver::build_option_suggestions and find_closest_string.
(driver::build_option_suggestions): New function, from
first half of suggest_option. Special-case
OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
the sanitizer_opts array. For options of enum types, add the
various enum values to the candidate strings.
(driver::handle_unrecognized_options): Remove "const".
* gcc.h (driver::handle_unrecognized_options): Likewise.
(driver::build_option_suggestions): New decl.
(driver::suggest_option): New decl.
(driver::m_option_suggestions): New field.
* opts-common.c (add_misspelling_candidates): New function.
* opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
and make non-static.
* opts.h (sanitizer_opts): New array decl.
(add_misspelling_candidates): New function decl.
* spellcheck.c (find_closest_string): New function.
* spellcheck.h (find_closest_string): New function decl.
2016-02-12 Jakub Jelinek <jakub@redhat.com>
PR rtl-optimization/69764
PR rtl-optimization/69771
* optabs.c (expand_binop_directly): For shift_optab_p, force
convert_modes with VOIDmode if xop1 has VOIDmode.
2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
PR target/69729
* lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
to correctly determine instrumentation thunks.
2016-02-12 Jakub Jelinek <jakub@redhat.com>
PR ipa/69241
* ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
type by reference, force lhs on the call.
PR ipa/68672
* ipa-split.c (split_function): Don't compute/use main_part_return_p.
Compute retval and retbnd early in all cases if split_part_return_p
and return_bb is not EXIT. Remove all clobber stmts and reset
all debug stmts that refer to SSA_NAMEs defined in split part,
except if it is retval, in that case replace the old retval with the
lhs of the call to the split part.
2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
revert:
2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
PR middle-end/66726
* tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
whose result is used in PHI.
(maybe_optimize_range_tests): Likewise.
(final_range_test_p): Likweise.
2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
PR middle-end/66726
* tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
whose result is used in PHI.
(maybe_optimize_range_tests): Likewise.
(final_range_test_p): Likweise.
2016-02-12 Jakub Jelinek <jakub@redhat.com>
* cgraph.c: Spelling fixes - behaviour -> behavior and
neighbour -> neighbor.
* target.def: Likewise.
* sel-sched.c: Likewise.
* config/mips/mips.c: Likewise.
* config/arc/arc.md: Likewise.
* config/arm/cortex-a57.md: Likewise.
* config/arm/arm.c: Likewise.
* config/arm/neon.md: Likewise.
* config/arm/arm-c.c: Likewise.
* config/vms/vms-c.c: Likewise.
* config/s390/s390.c: Likewise.
* config/i386/znver1.md: Likewise.
* config/i386/i386.c: Likewise.
* config/ia64/hpux-unix2003.h: Likewise.
* config/msp430/msp430.md: Likewise.
* config/rx/rx.c: Likewise.
* config/rx/rx.md: Likewise.
* config/aarch64/aarch64-simd.md: Likewise.
* config/aarch64/aarch64.c: Likewise.
* config/nvptx/nvptx.c: Likewise.
* config/bfin/bfin.c: Likewise.
* config/cris/cris.opt: Likewise.
* config/rs6000/rs6000.c: Likewise.
* target.h: Likewise.
* spellcheck.c: Likewise.
* ira-build.c: Likewise.
* tree-inline.c: Likewise.
* builtins.c: Likewise.
* lra-constraints.c: Likewise.
* explow.c: Likewise.
* hwint.h: Likewise.
* targhooks.c: Likewise.
* tree-vect-data-refs.c: Likewise.
* expr.c: Likewise.
* doc/tm.texi: Likewise.
* doc/extend.texi: Likewise.
* doc/install.texi: Likewise.
* doc/md.texi: Likewise.
* tree-ssa-tail-merge.c: Likewise.
* sched-int.h: Likewise.
* match.pd: Likewise.
* sched-ebb.c: Likewise.
* target.def (omit_struct_return_reg): Likewise.
* gimple-ssa-isolate-paths.c: Likewise.
(find_implicit_erroneous_behaviour): Renamed to...
(find_implicit_erroneous_behavior): ... this.
(find_explicit_erroneous_behaviour): Renamed to...
(find_explicit_erroneous_behavior): ... this.
(gimple_ssa_isolate_erroneous_paths): Adjust caller.
2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
PR rtl-optimization/64682
PR rtl-optimization/69567
PR rtl-optimization/69737
* combine.c (distribute_notes) <REG_DEAD>: If the register is set
in I2 as well, just lose it.
2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
New variable.
(aarch64_last_printed_tune_string): Likewise.
(aarch64_declare_function_name): Only output .arch assembler
directive if it will be different from the previously output
directive. Same for .tune comment but only if -dA is set.
(aarch64_start_file): New function.
(TARGET_ASM_FILE_START): Define.
2016-02-11 David Malcolm <dmalcolm@redhat.com>
PR plugins/69758
* Makefile.in (PLUGIN_HEADERS): Add params.list.
2016-02-11 Jakub Jelinek <jakub@redhat.com>
PR target/65313
* tree-vect-slp.c (vect_schedule_slp_instance): Avoid
-Wmaybe-uninitialized warning.
2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
PR target/69713
* config/sh/sh.md (casesi_worker_0): Add T_REG use.
2016-02-11 Richard Biener <rguenther@suse.de>
PR rtl-optimization/69291
* ifcvt.c (noce_try_store_flag_constants): Do not allow
subexpressions affected by changing the result.
2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
PR target/69148
* lra-constraints.c (curr_insn_transform): Find in/out operands
for secondary memory moves. Update dups.
2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
PR tree-optimization/69652
* tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
to nested loop, did source re-formatting, skip debug statements,
add check on statement with volatile operand, remove dead scalar
statements.
2016-02-10 Jakub Jelinek <jakub@redhat.com>
Patrick Palka <ppalka@gcc.gnu.org>
PR ipa/69241
PR c++/69649
* gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
calls if the return type is TREE_ADDRESSABLE.
* cgraphunit.c (cgraph_node::expand_thunk): Likewise.
* ipa-split.c (split_function): Fix doubled "we" in comment.
Use void return type for the split part even if
!split_point->split_part_set_retval.
2016-02-10 Bin Cheng <bin.cheng@arm.com>
PR tree-optimization/68021
* tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
when computing the value of biv cand by itself.
2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
* config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
(cortexa57_tunings): Likewise.
(cortexa72_tunings): Likewise.
(arch_macro_fusion_pair_p): Add support for AES fusion.
* config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
* config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
Allow virtual registers before reload so early scheduling works.
* config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
correct latency and pipeline.
(cortex_a57_crypto_complex): Likewise.
(cortex_a57_crypto_xor): Likewise.
(define_bypass): Add AES bypass.
2016-02-10 Richard Biener <rguenther@suse.de>
PR tree-optimization/69726
* passes.def: Add DCE pass before late uninit.
* match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
really fixup if-conversions job.
2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
* config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
(arm_cortex_a57_tune): Likewise.
(aarch_macro_fusion_pair_p): Add support for AES fusion.
* config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
* timevar.def (TV_PHASE_DBGINFO): Delete.
(TV_PHASE_CHECK_DBGINFO): Likewise.
* varpool.c (varpool_node::assemble_decl): Do not change timevar.
2016-02-10 Richard Biener <rguenther@suse.de>
PR tree-optimization/69719
* tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
2016-02-09 Andrew Pinski <apinski@cavium.com>
PR tree-opt/69282
* optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
get_vcond_mask_icode returns false.
2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
PR target/68404
* config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
an ADDIS that adds a pointer to a large constant that sets the
upper16 bits with a load operation.
2016-02-09 Charles Baylis <charles.baylis@linaro.org>
PR target/68532
* config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
order.
* config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
endian.
(vzipq_s16): Likewise.
(vzipq_s32): Likewise.
(vzipq_f32): Likewise.
(vzipq_u8): Likewise.
(vzipq_u16): Likewise.
(vzipq_u32): Likewise.
(vzipq_p8): Likewise.
(vzipq_p16): Likewise.
2016-02-09 Charles Baylis <charles.baylis@linaro.org>
PR target/68532
* config/arm/arm.c (neon_endian_lane_map): New function.
(neon_vector_pair_endian_lane_map): New function.
(arm_evpc_neon_vuzp): Allow for big endian lane order.
* config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
endian.
(vuzpq_s16): Likewise.
(vuzpq_s32): Likewise.
(vuzpq_f32): Likewise.
(vuzpq_u8): Likewise.
(vuzpq_u16): Likewise.
(vuzpq_u32): Likewise.
(vuzpq_p8): Likewise.
(vuzpq_p16): Likewise.
2016-02-11 Alexandre Oliva <aoliva@redhat.com>
PR target/69634
* regstat.c (regstat_bb_compute_calls_crossed): Disregard
debug insns.
2016-02-09 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
truncate const_int operand 1 to QImode.
2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
* gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
corresponding to an abnormal edge.
2016-02-09 Tom de Vries <tom@codesourcery.com>
PR tree-optimization/69599
* tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
function.
(find_func_aliases_for_builtin_call, find_func_clobbers)
(ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
partition.
2016-02-09 Richard Biener <rguenther@suse.de>
PR tree-optimization/69715
* tree-ssa.c (execute_update_addresses_taken): Mark non-decl
LHS on calls as non-rewritable.
2016-02-09 Tom de Vries <tom@codesourcery.com>
PR lto/69707
* lto-wrapper.c (append_diag_options): New function.
(compile_offload_image): Call append_diag_options.
2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
PR other/69722
* doc/extend.texi (Flag Output Operands): Correct sectioning.
Minor copy-edit to fix verb tenses.
2016-02-08 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/69209
* ipa-split.c (split_function): If split part is not
returning retval, retval has gimple type but is not
gimple value, force it into a SSA_NAME first.
2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
* doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
outdated section.
2016-02-08 Jason Merrill <jason@redhat.com>
PR c++/69631
* convert.c (convert_to_integer_1): Check dofold on truncation
distribution.
(convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
(convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
Rename from *_nofold.
* convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
(convert_to_real_nofold, convert_to_complex_nofold): New inlines.
2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
PR target/60410
* tree.c (build_common_tree_nodes): Remove short_double argument.
All callers changed.
* tree.h (build_common_tree_nodes): Adjust declaration.
* doc/invoke.texi (-fshort-double): Remove documentation.
* config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
* lto-wrapper.c (merge_and_complain, append_compiler_options)
(append_linker_options): Don't handle OPT_fshort_double.
PR rtl-optimization/68730
* lra-remat.c (insn_to_cand_activation): New static variable.
(lra_remat): Allocate and free it.
(create_cand): New arg activation. Initialize a field in
insn_to_cand_activation if it is nonnull.
(create_cands): Pass the activation insn to create_cand when making
a candidate involving an output reload. Reorganize code a little.
(do_remat): Keep track of active status of candidates in a separate
bitmap.
2016-02-08 Richard Biener <rguenther@suse.de>
PR tree-optimization/69719
* tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
Properly use absolute of the difference of the two offsets to
compare or adjust the segment length.
2016-02-08 Richard Biener <rguenther@suse.de>
Jeff Law <law@redhat.com>
PR target/68273
* tree-ssanames.c (make_ssa_name_fn): Always use unqualified
types for anonymous SSA names.
2016-02-08 Richard Biener <rguenther@suse.de>
PR rtl-optimization/69274
* ira.c (ira_setup_alts): Do not change recog_data.operand order.
2016-02-08 Jeff Law <law@redhat.com>
PR tree-optimization/65917
* tree-ssa-dom.c (record_temporary_equivalences): Record both
equivalences from if (x == y) style conditionals.
(loop_depth_of_name): Remove.
(record_equality): Remove loop depth check.
* tree-ssa-scopedtables.h (const_and_copies): Refine comments.
(const_and_copies::record_const_or_copy_raw): New member function.
* tree-ssa-scopedtables.c
(const_and_copies::record_const_or_copy_raw): New, factored out of
(const_and_copies::record_const_or_copy): Call new member function.
2016-02-05 Jeff Law <law@redhat.com>
PR tree-optimization/68541
* gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
(count_stmts_in_block): New function.
(poor_ifcvt_candidate_code): Likewise.
(is_feasible_trace): Add some heuristics to determine when path
splitting is profitable.
(find_block_to_duplicate_for_splitting_paths): Make sure the graph
is a diamond with a single exit.
2016-02-05 Martin Sebor <msebor@redhat.com>
PR c++/69662
* doc/invoke.texi: Update -Wplacement-new to take an optional
argument.
2016-02-06 Richard Henderson <rth@redhat.com>
PR c/69643
* tree.c (tree_nop_conversion_p): Do not strip casts into or
out of non-standard address spaces.
2016-02-05 Jakub Jelinek <jakub@redhat.com>
PR rtl-optimization/69691
* lra-eliminations.c (move_plus_up): Don't add the addend twice.
2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
* config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
* config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
(*ieee128_mfvsrd_64bit): Likewise.
(*ieee128_mfvsrd_32bit): Likewise.
2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
PR target/69369
Revert r232560:
2016-01-19 Jan Hubicka <hubicka@ucw.cz>
* cgraphunit.c (cgraph_node::reset): Clear thunk info and
instrumented_version.
2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
* doc/invoke.texi (Optimize Options): In table of --param options
rename second occurrence of tracer-min-branch-ratio to
tracer-min-branch-probability, rename
tracer-min-branch-ratio-feedback to
tracer-min-branch-probability-feedback and clarify description,
rename sched-spec-state-edge-prob-cutoff to
sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
to selsched-insns-to-rename, rename lto-minpartition to
lto-min-partition, delete reorder-blocks-duplicate and
reorder-blocks-duplicate-feedback.
2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
* config/s390/s390.c (s390_register_info_set_ranges): Remove
superfluous loops.
2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
* doc/extend.texi: S/390: Correct some typos.
2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
* config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
PR target/69625
* config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
(s390_register_info_gprtofpr): Use new macros above.
(s390_register_info_stdarg_fpr): Adjust max_fpr to better match
its name.
(s390_register_info_stdarg_gpr): Adjust max_gpr to better match
its name. Adjust restore and save gpr ranges.
(s390_register_info_set_ranges): New function.
(s390_register_info): Use new macros above. Call
s390_register_info_set_ranges.
(s390_optimize_register_info): Likewise.
(s390_hard_regno_rename_ok): Use new macros.
(s390_hard_regno_scratch_ok): Likewise.
(s390_emit_epilogue): Likewise.
(s390_can_use_return_insn): Likewise.
(s390_optimize_prologue): Likewise.
* config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
2016-02-05 Jakub Jelinek <jakub@redhat.com>
PR bootstrap/69677
* config/i386/i386.c (convert_scalars_to_vector): Readd stack
alignment fixes.
(ix86_option_override_internal): Disable TARGET_STV even for
-m{incoming,preferred}-stack-boundary=3.
2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* config.gcc: Mark deprecated rtems targets as obsolete.
2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
PR rtl-optimization/64682
PR rtl-optimization/69567
* combine.c (distribute_notes) <REG_DEAD>: Place the death note
before I2 only if the register is both used and set in I2.
2016-02-04 DJ Delorie <dj@redhat.com>
* config/msp430/msp430.c (msp430_start_function): Add function type.
2016-02-04 Jakub Jelinek <jakub@redhat.com>
PR fortran/69368
* tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
2016-02-04 Uros Bizjak <ubizjak@gmail.com>
PR rtl-optimization/69577
Revert:
2015-10-29 Richard Henderson <rth@redhat.com>
PR target/68124
PR rtl-opt/67609
* config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
sse check to the exact conditions of PR 67609.
2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
PR target/69667
* config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
not allowed into the traditional Altivec registers.
(movtd_64bit_nodm): Likewise.
(mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
2016-02-04 David Malcolm <dmalcolm@redhat.com>
* config/aarch64/cortex-a57-fma-steering.c
(aarch64_register_fma_steering): Remove "static" from arguments
to register_pass.
2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
PR target/69619
* ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
twice when complex.
2016-02-04 Mike Frysinger <vapier@gentoo.org>
* doc/invoke.texi: Delete -mno-fma4.
2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
PR rtl-optimization/69577
* reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
(find_subregs_of_mode): Update accordingly. Iterate over partial
definitions.
2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
* config/arm/arm-protos.h (neon_reinterpret): Remove.
* config/arm/arm.c (neon_reinterpret): Remove.
* config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
vreinterpretti): Remove.
* config/arm/neon.md (neon_vreinterpretv8qi<mode>,
neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
* config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
2016-02-04 Martin Liska <mliska@suse.cz>
PR sanitizer/69276
* asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
that are gimple_store_p.
(maybe_instrument_call): Likewise.
2016-02-04 Bin Cheng <bin.cheng@arm.com>
* config/aarch64/aarch64.c (aarch64_legitimize_address): Force
register scaling out of memory reference and comment why.
2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
PR target/65932
PR target/67714
* cse.c (cse_insn): Pass NULL to fold_rtx when initially
folding the source of a SET.
2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
PR target/65932
PR target/67714
* config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
2016-02-04 Jim Wilson <jim.wilson@linaro.org>
PR target/65932
PR target/67714
* config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
HImode.
2016-02-04 Christian Bruel <christian.bruel@st.com>
* config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
* config/arm/arm.c (arm_set_current_function): Likewise.
2016-02-04 Jakub Jelinek <jakub@redhat.com>
Ilya Enkovich <enkovich.gnu@gmail.com>
H.J. Lu <hongjiu.lu@intel.com>
PR target/69454
* config/i386/i386.c (convert_scalars_to_vector): Remove
stack alignment fixes.
(ix86_option_override_internal): Disable TARGET_STV if stack
might not be aligned enough.
(ix86_minimum_alignment): Assert that TARGET_STV is false.
2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
* config/i386/x86-tune.def: Disable default prefetching
for -march=znver1.
2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
Vladimir Makarov <vmakarov@redhat.com>
PR target/69461
* config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
in validating fused toc addresses.
2016-02-03 Jakub Jelinek <jakub@redhat.com>
PR c/69627
* diagnostic-show-locus.c (layout::get_state_at_point): Don't read
range->m_caret fields if range->m_show_caret_p is false.
PR target/69644
* config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
Force oldval into register if it does not satisfy reg_or_short_operand
predicate. Fix up formatting.
2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
Alexandre Oliva <aoliva@redhat.com>
PR target/69461
* lra-constraints.c (simplify_operand_subreg): Check additionally
address validity after potential reloading.
(process_address_1): Check insns validity. In case of failure do
nothing.
2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
PR target/69118
* config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
Fix target.
2016-02-02 Jakub Jelinek <jakub@redhat.com>
* wide-int.cc (canonize_uhwi): New function.
(wi::divmod_internal): Use it.
2016-02-02 James Norris <jnorris@codesourcery.com>
* gimplify.c (omp_notice_variable): Add usage check.
2016-02-02 Alexander Monakov <amonakov@ispras.ru>
* config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
like LE, GE, LT, GT when emitting relational operator.
2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
* ira-costs.c (find_costs_and_classes): Add extra argument.
* target.def (ira_change_pseudo_allocno_class): Add parameter.
* targhooks.h (ira_change_pseudo_allocno_class): Likewise.
* targhooks.c (ira_change_pseudo_allocno_class): Likewise.
* config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
Add best_class parameter, and return it if not ALL_REGS.
* config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
Add parameter.
* doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
Update target hook.
2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
* config/aarch64/aarch64.c
(TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
(aarch64_ira_change_pseudo_allocno_class): New function.
2016-02-02 Uros Bizjak <ubizjak@gmail.com>
PR target/67032
* config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
* config/avr/avr.c (avr_option_override): Set
PARAM_ALLOW_STORE_DATA_RACES to 1.
2016-02-02 Richard Biener <rguenther@suse.de>
PR tree-optimization/69595
* match.pd: Add range test simplifications to true/false.
2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
* omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
* omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
instead.
2016-02-02 Richard Biener <rguenther@suse.de>
PR tree-optimization/69606
* tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
info on the result before moving a stmt.
2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
PR middle-end/68542
* config/i386/i386.c (ix86_expand_branch): Add support for conditional
branch with vector comparison.
* config/i386/sse.md (VI48_AVX): New mode iterator.
(define_expand "cbranch<mode>4): Add support for conditional branch
with vector comparison.
* tree-vect-loop.c (optimize_mask_stores): New function.
* tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
has_mask_store field of vect_info.
* tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
vectorized loops having masked stores after vec_info destroy.
* tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
correspondent macros.
(optimize_mask_stores): Add prototype.
2016-02-02 Alan Modra <amodra@gmail.com>
PR target/69548
* config/rs6000/predicates.md (quad_int_reg_operand): Don't
allow subregs.
2016-02-02 Alan Modra <amodra@gmail.com>
PR target/68662
* config/rs6000/rs6000.c (need_toc_init): New var, set it
whenever toc_label_name used.
(rs6000_file_start): Don't set up toc section here,
(rs6000_output_function_epilogue): do so here instead,
(rs6000_xcoff_file_start): and here.
* config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
(load_toc_aix_di): Likewise.
2016-02-01 Jakub Jelinek <jakub@redhat.com>
PR rtl-optimization/69592
* rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
(cached_nonzero_bits): Use it instead of ARITHMETIC_P.
(num_sign_bit_copies_binary_arith_p): New inline function.
(cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
2016-02-01 Jeff Law <law@redhat.com>
PR tree-optimization/69580
* params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
* tree-ssa-threadbackward.c
(fsm_find_control_statement_thread_paths): Do not try to walk
through large PHI nodes.
2016-02-01 Jakub Jelinek <jakub@redhat.com>
* ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
when count is incremented above limit, don't analyze further
insns afterwards.
* omp-low.c (oacc_parse_default_dims): Avoid
-Wsign-compare warning, make sure value fits into int
rather than just unsigned int.
2016-02-01 Bin Cheng <bin.cheng@arm.com>
PR tree-optimization/67921
* fold-const.c (split_tree): New parameters. Convert pointer
type variable part to proper type before negating.
(fold_binary_loc): Pass new arguments to split_tree.
2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
* config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
(nvptx_goacc_validate_dims): Extend to handle global defaults.
* target.def (OACC_VALIDATE_DIMS): Extend documentation.
* doc/tm.texti: Rebuilt.
* doc/invoke.texi (fopenacc-dim): Document.
* lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
(append_compiler_options): Likewise.
* omp-low.c (oacc_default_dims, oacc_min_dims): New.
(oacc_parse_default_dims): New.
(oacc_validate_dims): Add USED arg. Select non-unity default when
possible.
(oacc_loop_fixed_partitions): Return mask of used partitions.
(oacc_loop_auto_partitions): Emit dump info.
(oacc_loop_partition): Return mask of used partitions.
(execute_oacc_device_lower): Parse default dimension arg. Adjust
loop partitioning and validation calls.
2016-02-01 Richard Biener <rguenther@suse.de>
PR middle-end/69556
* match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
2016-02-01 Richard Biener <rguenther@suse.de>
PR tree-optimization/69574
* tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
of asserting return chrec_dont_know.
2016-02-01 Martin Liska <mliska@suse.cz>
* mem-stats-traits.h: Add copyright header.
* mem-stats.h: Likewise.
2016-02-01 Richard Biener <rguenther@suse.de>
PR tree-optimization/69579
* tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
Do not propagate through abnormal PHI results.
2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
* postreload.c (reload_cse_simplify): Remove dead code.
2016-02-01 Jakub Jelinek <jakub@redhat.com>
PR rtl-optimization/69570
* ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
if there is more than one set, not if there is a single set.
2016-02-01 Richard Henderson <rth@redhat.com>
PR rtl-opt/69535
* combine.c (make_compound_operation): When looking through a
subreg, make sure to re-extend to the width of the outer mode.
2016-01-30 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/69546
* wide-int.cc (wi::divmod_internal): For unsigned division
where both operands fit into uhwi, if o1 is 1 and o0 has
msb set, if divident_prec is larger than bits per hwi,
clear another quotient word and return 2 instead of 1.
Similarly for remainder with msb in HWI set, if dividend_prec
is larger than bits per hwi.
2016-01-29 Martin Jambor <mjambor@suse.cz>
* hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
Use short lowercase names.
(get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
acq_rel one. Protect warning agains segfaults if
get_memory_order_name returns NULL.
(gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
with release semantics. Do not warn if get_memory_order already did.
(gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
semantics. Fix check for relaxed or acquire semantics. Do not warn
if get_memory_order already did.
2016-01-29 Sebastian Pop <s.pop@samsung.com>
* doc/install.texi: Document that isl-0.16 is supported.
2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
PR target/69299
* config/i386/constraints.md (Bm): Describe as special memory
constraint.
* doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
* genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
* genpreds.c (struct constraint_data): Add is_special_memory.
(have_special_memory_constraints, special_memory_start): New
static vars.
(special_memory_end): Ditto.
(add_constraint): Add new arg is_special_memory. Add code to
process its true value. Update have_special_memory_constraints.
(process_define_constraint): Pass the new arg.
(process_define_register_constraint): Ditto.
(choose_enum_order): Process special memory.
(write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
function insn_extra_special_memory_constraint.
(main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
* gensupport.c (process_rtx): Process
DEFINE_SPECIAL_MEMORY_CONSTRAINT.
* ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
* ira-lives.c (single_reg_class): Use
insn_extra_special_memory_constraint.
* ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
* lra-constraints.c (process_alt_operands): Ditto.
(curr_insn_transform): Use insn_extra_special_memory_constraint.
* recog.c (asm_operand_ok, preprocess_constraints): Process
CT_SPECIAL_MEMORY.
* reload.c (find_reloads): Ditto.
* rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
* stmt.c (parse_input_constraint): Use
insn_extra_special_memory_constraint.
2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
PR target/69530
* lra-splill.c (lra_final_code_change): Revert r229087 by
removing all sub-registers.
2016-01-29 Steve Ellcey <sellcey@imgtec.com>
PR target/65604
* config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
2016-01-29 Jakub Jelinek <jakub@redhat.com>
PR target/69551
* config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
SSE1, copy target into the temporary reg first before recursing
on it.
2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
with vm.
2016-01-29 Jonathan Wakely <jwakely@redhat.com>
* ginclude/stdarg.h: Test __cplusplus instead of
__GXX_EXPERIMENTAL_CXX0X__.
2016-01-29 Richard Biener <rguenther@suse.de>
PR tree-optimization/69547
* tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
Do not mark clobbers necessary.
(mark_all_reaching_defs_necessary_1): Likewise.
2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
* config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
declaration name with %qs and print it in both error messages.
Also fix indentation.
2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
PR other/69006
* config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
trailing blank line from error message.
2016-01-29 Jonathan Wakely <jwakely@redhat.com>
PR c++/69462
* ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
for C++-11.
2016-01-29 Richard Biener <rguenther@suse.de>
PR middle-end/69537
* match.pd: Allow all integral types when simplifying a
widening or sign-changing conversion.
2016-01-28 Sebastian Pop <s.pop@samsung.com>
* graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
back to setting codegen_error to fail codegen.
2016-01-28 Uros Bizjak <ubizjak@gmail.com>
PR target/69459
* config/i386/constraints.md (C): Only accept constant zero operand.
(BC): New constraint.
* config/i386/sse.md (*mov<mode>_internal): Use BC constraint
instead of C constraint.
* doc/md.texi (Machine Constraints): Update description
of C constraint.
2016-01-28 Steve Ellcey <sellcey@imgtec.com>
PR target/68400
* config/mips/mips.c (and_operands_ok): Add MIPS16 check.
2016-01-28 Jakub Jelinek <jakub@redhat.com>
PR middle-end/69542
* lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
non-debug insns.
2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
* config/rs6000/rs6000.c (output_cbranch): Don't statically predict
branches if using guessed profile.
2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
* graphite-optimize-isl.c (optimize_isl): Fix dump.
2016-01-28 Richard Henderson <rth@redhat.com>
PR target/69305
* config/aarch64/aarch64-modes.def (CC_Cmode): New
* config/aarch64/aarch64-protos.h: Update.
* config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
(aarch64_select_cc_mode): Add check for use of CC_Cmode.
(aarch64_get_condition_code_1): Handle CC_Cmode.
* config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
(*add<mode>3_compareC_cconly_imm): New.
(*add<mode>3_compareC_cconly): New.
(*add<mode>3_compareC_imm): New.
(add<mode>3_compareC): New.
(add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
to be first. Use aarch64_carry_operation.
(*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
(*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
(*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
(subti3): Use subdi3_compare1.
(*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
(sub<mode>3_compare1): New.
(*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
(*sub<mode>3_carryin): Use aarch64_borrow_operation.
(*subsi3_carryin_uxtw): Likewise.
(*ngc<mode>, *ngcsi_uxtw): Likewise.
(*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
* config/aarch64/iterators.md (DWI): New.
* config/aarch64/predicates.md (aarch64_carry_operation): New.
(aarch64_borrow_operation): New.
2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
* graphite-optimize-isl.c (optimize_isl): Print a different debug
message when isl does not return a valid schedule.
2016-01-28 Sebastian Pop <s.pop@samsung.com>
* graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
Remove comments from class declarations: they are already in the code
close by the defs.
2016-01-28 Sebastian Pop <s.pop@samsung.com>
* graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
codegen_error_p.
(ternary_op_to_tree): Same.
(unary_op_to_tree): Same.
(nary_op_to_tree): Same.
(gcc_expression_from_isl_expr_op): Same.
(gcc_expression_from_isl_expression): Same.
(graphite_create_new_loop): Same.
(graphite_create_new_loop_guard): Same.
(build_iv_mapping): Same.
(graphite_create_new_guard): Same.
(translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
(translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
2016-01-28 Sebastian Pop <s.pop@samsung.com>
* graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
instead of setting codegen_error to fail codegen.
2016-01-28 Jason Merrill <jason@redhat.com>
* tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
* config/aarch64/aarch64.c (aarch64_if_then_else_costs):
Remove CONST_INT_P check in CCMP cost calculation.
2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
* config/aarch64/aarch64.c (generic_vector_cost):
Set vec_permute_cost.
(cortexa57_vector_cost): Likewise.
(exynosm1_vector_cost): Likewise.
(xgene1_vector_cost): Likewise.
(aarch64_builtin_vectorization_cost): Use vec_permute_cost.
* config/aarch64/aarch64-protos.h (cpu_vector_cost):
Add vec_permute_cost entry.
2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
* config/aarch64/aarch64.md (ccmp<mode>): Disassemble
immediate as %1.
(add<mode>3_compare0): Likewise.
(addsi3_compare0_uxtw): Likewise.
(add<mode>3nr_compare0): Likewise.
(compare_neg<mode>): Likewise.
(<optab><mode>3): Likewise.
2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
* tree-vect-stmts.c (vectorizable_comparison): Add
NULL check for vectype.
2016-01-28 Richard Biener <rguenther@suse.de>
PR tree-optimization/69466
* tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
Account for PHIs we couldn't duplicate.
2016-01-28 Martin Liska <mliska@suse.cz>
PR pch/68758
* ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
instead of ENABLE_VALGRIND_CHECKING.
2016-01-27 Richard Henderson <rth@redhat.com>
PR rtl-opt/69447
* lra-remat.c (subreg_regs): New.
(dump_candidates_and_remat_bb_data): Dump it.
(operand_to_remat): Reject if operand in subreg_regs.
(set_bb_regs): Collect subreg_regs.
(lra_remat): Init and free subreg_regs. Compute
calculate_local_reg_remat_bb_data before create_cands.
2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
PR target/68986
* config/i386/i386.c (ix86_update_stack_boundary): Don't
change stack_alignment_needed for __tls_get_addr call.
2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
* config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
2016-01-27 Jeff Law <law@redhat.com>
PR tree-optimization/68398
PR tree-optimization/69196
* params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
(PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
* tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
Only count PHIs in the last block in the path. The others will
const/copy propagate away. Add heuristic to allow more irreducible
subloops to be created when it is likely profitable to do so.
* tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
check from within the loop. Use gsi_next_nondebug rather than gsi_next.
2016-01-27 Jakub Jelinek <jakub@redhat.com>
PR lto/69254
* sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
* asan.c (DEF_BUILTIN_STUB): Temporarily define.
* tree-streamer-in.c: Include asan.h.
(streamer_get_builtin_tree): For builtins in sanitizer
range call initialize_sanitizer_builtins and retry.
2016-01-27 Ian Lance Taylor <iant@google.com>
* common.opt (fkeep-gc-roots-live): New undocumented option.
* tree-ssa-loop-ivopts.c (add_candidate_1): If
-fkeep-gc-roots-live, skip pointers.
(add_iv_candidate_for_biv): Handle add_candidate_1 returning
NULL.
2016-01-27 Uros Bizjak <ubizjak@gmail.com>
PR target/69512
* config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
(*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
2016-01-27 Thomas Klausner <wiz@NetBSD.org>
PR target/68380
* configure.ac: NetBSD provides SSP in its C library.
* configure: Updated.
2016-01-27 Richard Biener <rguenther@suse.de>
PR tree-optimization/69166
* tree-vect-loop.c (vect_is_simple_reduction): Always check
reduction code for commutativity / associativity.
2016-01-27 Martin Jambor <mjambor@suse.cz>
PR tree-optimization/69355
* tree-sra.c (analyze_access_subtree): Correct hole detection when
total_scalarization fails.
2016-01-27 David Edelsohn <dje.gcc@gmail.com>
* config/rs6000/driver-rs6000.c (detect_processor_aix): Add
power9.
2016-01-27 Christian Bruel <christian.bruel@st.com>
PR target/69245
* config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
Move arm_reset_previous_fndecl and set_target_option_current_node in
the conditional part. Call save_restore_target_globals.
* config/arm/arm.c (arm_set_current_function):
Refactor to better support #pragma target and attribute mix.
Call save_restore_target_globals.
* config/arm/arm-protos.h (save_restore_target_globals): New function.
2016-01-27 Martin Liska <mliska@suse.cz>
* hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
reference for an HSA kernel and its host function.
2016-01-27 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/69399
* wide-int.h (wi::lrshift): For larger precisions, only
use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
* config/arc/predicates.md (proper_comparison_operator): Reject
constant-constant comparison.
2016-01-26 Tom de Vries <tom@codesourcery.com>
PR tree-optimization/69110
* tree-data-ref.c (initialize_data_dependence_relation): Handle
DR_NUM_DIMENSIONS == 0.
2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
Sebastian Pop <s.pop@samsung.com>
* graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
isl_ast_op_cond and isl_ast_op_select.
(gcc_expression_from_isl_expr_op): Same.
2016-01-26 Jason Merrill <jason@redhat.com>
PR c++/68782
* tree.c (recompute_constructor_flags): Split out from
build_constructor.
(verify_constructor_flags): New.
* tree.h: Declare them.
2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
PR rtl-optimization/69217
* var-tracking.c (tracked_record_parameter_p): Don't segfault if there
are no TYPE_FIELDS set for the record type.
2016-01-26 Jakub Jelinek <jakub@redhat.com>
PR target/68662
* config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
toc_label_name unconditionally.
(rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
SYMBOL_REF string. Use toc_label_name instead of constructing
LCTOC1.
(rs6000_elf_declare_function_name): Use toc_label_name instead of
constructing LCTOC1.
2016-01-26 Martin Sebor <msebor@redhat.com>
PR other/69477
* doc/extend.texi (Common Type Attributes): Move text that talks about
attribute packed from attribute aligned to the section discussing
the former attribute for clarity.
2016-01-26 Richard Henderson <rth@redhat.com>
PR middle-end/60908
* trans-mem.c (tm_region_init): Mark entry block as visited.
2016-01-26 David Malcolm <dmalcolm@redhat.com>
PR other/69006
* diagnostic-show-locus.c (layout::print_source_line): Replace
call to pp_newline with call to layout::print_newline.
(layout::print_annotation_line): Likewise.
(layout::move_to_column): Likewise.
(layout::print_any_fixits): After printing any fixits, print a
trailing newline, if necessary.
(layout::print_newline): New method, resetting any colorization
before a newline.
(diagnostic_show_locus): Move the pp_newline to before the
early bailout. Remove dummy block enclosing the layout instance.
* diagnostic.c (default_diagnostic_finalizer): Replace invocation
of pp_newline_and_flush with pp_flush.
(diagnostic_append_note): Delete use of pp_newline.
(diagnostic_append_note_at_rich_loc): Delete.
* diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
* pretty-print.h (output_buffer_append_r): Reset buff->line_length
when newline characters are added to the buffer.
2016-01-26 Michael Matz <matz@suse.de>
* configure.ac (ac_cv_std_swap_in_utility): New test.
* system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
* configure: Regenerate.
* config.in: Regenerate.
2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
* config/arc/arc.md (cstoresi4): Force operand into register.
(arcset<code>): Fix predicate.
(arcsetltu): Likewise.
(arcsetgeu): Likewise.
(arcsethi): Likewise.
(arcsetls): Likewise.
2016-01-26 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/69483
* gimple-fold.c (canonicalize_constructor_val): Return NULL
if base has error_mark_node type.
2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
PR target/68620
* config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
* config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
New helper macros.
(vget_lane_f16): Handle big-endian.
(vgetq_lane_f16): Likewise.
(vset_lane_f16): Likewise.
(vsetq_lane_f16): Likewise.
* config/arm/iterators.md (VQXMOV): Add V8HF.
(VDQ): Add V4HF and V8HF.
(V_reg): Handle V4HF and V8HF.
(Is_float_mode): Likewise.
* config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
neon_vdup_nv8hf): New patterns.
(vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
Use VD_LANE iterator.
(neon_vld1_dup<mode>): Use VQ2 iterator.
2016-01-26 Nathan Sidwell <nathan@acm.org>
* omp-low.h (oacc_fn_attrib_kernels_p): Declare.
(set_oacc_fn_attrib): Add IS_KERNEL arg.
* omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
(oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
(expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
(oacc_validate_dims): Add LEVEL arg, don't return level.
(new_oacc_loop_routine): Use oacc_fn_attrib_level, not
oacc_validate_dims.
(execute_oacc_device_lower): Adjust, add more dump output.
* tree-ssa-loop.c (gate_oacc_kernels): Use
oacc_fn_attrib_kernels_p.
* tree-parloops.c (create_parallel_loop): Adjust
set_oacc_fn_attrib call.
2016-01-26 Jakub Jelinek <jakub@redhat.com>
PR lto/69254
* lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
(append_compiler_options): Handle -fcilkplus.
(append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
2016-01-26 Nick Clifton <nickc@redhat.com>
PR target/66655
* config/i386/winnt.c (i386_pe_binds_local_p): If a function has
been marked as DECL_ONE_ONLY but we do not the means to make it
so, then do not allow it to bind locally.
2016-01-26 Jakub Jelinek <jakub@redhat.com>
PR lto/69254
* opts.h (parse_sanitizer_options): New prototype.
* opts.c (sanitizer_opts): New array.
(parse_sanitizer_options): New function.
(common_handle_option): Use parse_sanitizer_options.
2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
PR target/68986
* config/i386/i386.c (ix86_compute_frame_layout): Move stack
alignment adjustment to ...
(ix86_update_stack_boundary): Here. Don't over-align stack for
__tls_get_addr.
(ix86_finalize_stack_realign_flags): Use stack_alignment_needed
if __tls_get_addr is called.
2016-01-26 Christian Bruel <christian.bruel@st.com>
* doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
* config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
2016-01-26 Richard Biener <rguenther@suse.de>
PR middle-end/69467
* match.pd: Guard X * CST CMP 0 pattern with single_use.
2016-01-26 Richard Biener <rguenther@suse.de>
PR tree-optimization/69452
* tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
(move_computations_dom_walker::before_dom_children): Rename
to ...
(move_computations_worker): This.
(move_computations): Perform an RPO rather than a DOM walk.
2016-01-26 Jakub Jelinek <jakub@redhat.com>
PR target/69442
* combine.c (combine_instructions): For REG_EQUAL note with
SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
to the underlying register.
* doc/rtl.texi (REG_EQUAL): Document the behavior of
REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
PR target/67896
* config/aarch64/aarch64-builtins.c
(aarch64_init_simd_builtin_types): Do not set structural
equality to __Poly{8,16,64,128}_t types.
2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
PR tree-optimization/69400
* wide-int.cc (wi_pack): Take the precision as argument and
perform canonicalization here rather than in the callers.
Use the main loop to handle all full-width HWIs. Add a
zero HWI if in_len isn't a full result.
(wi::divmod_internal): Update accordingly.
(wi::mul_internal): Likewise. Simplify.
2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
Sebastian Pop <s.pop@samsung.com>
* graphite-poly.c (apply_poly_transforms): Simplify.
(print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
(print_isl_map): Same.
(print_isl_union_map): Same.
(print_isl_schedule): New.
(debug_isl_schedule): New.
* graphite-dependences.c (scop_get_reads): Do not call
isl_union_map_add_map that is undocumented isl functionality.
(scop_get_must_writes): Same.
(scop_get_may_writes): Same.
(scop_get_original_schedule): Remove.
(scop_get_dependences): Do not call isl_union_map_compute_flow that
is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
(compute_deps): Remove.
* graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
(debug_schedule_ast): New.
(translate_isl_ast_to_gimple::scop_to_isl_ast): Call
set_separate_option.
(graphite_regenerate_ast_isl): Add dump.
(translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
from scop->transformed_schedule.
(graphite_regenerate_ast_isl): Add more dump.
* graphite-optimize-isl.c (optimize_isl): Set
scop->transformed_schedule. Check whether schedules are equal.
(apply_poly_transforms): Move here.
* graphite-poly.c (apply_poly_transforms): ... from here.
(free_poly_bb): Static.
(free_scop): Static.
(pbb_number_of_iterations_at_time): Remove.
(print_isl_ast): New.
(debug_isl_ast): New.
(debug_scop_pbb): New.
* graphite-scop-detection.c (print_edge): Move.
(print_sese): Move.
* graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
(build_scop_scattering): Remove.
(create_pw_aff_from_tree): Assert instead of bailing out.
(add_condition_to_pbb): Remove unused code, do not fail.
(add_conditions_to_domain): Same.
(add_conditions_to_constraints): Remove.
(build_scop_context): New.
(add_iter_domain_dimension): New.
(build_iteration_domains): Initialize pbb->iterators.
Call add_conditions_to_domain.
(nested_in): New.
(loop_at): New.
(index_outermost_in_loop): New.
(index_pbb_in_loop): New.
(outermost_pbb_in): New.
(add_in_sequence): New.
(add_outer_projection): New.
(outer_projection_mupa): New.
(add_loop_schedule): New.
(build_schedule_pbb): New.
(build_schedule_loop): New.
(embed_in_surrounding_loops): New.
(build_schedule_loop_nest): New.
(build_original_schedule): New.
(build_poly_scop): Call build_original_schedule.
* graphite.h: Declare print_isl_schedule and debug_isl_schedule.
(free_poly_dr): Remove.
(struct poly_bb): Add iterators. Remove schedule, transformed, saved.
(free_poly_bb): Remove.
(debug_loop_vec): Remove.
(print_isl_ast): Declare.
(debug_isl_ast): Declare.
(scop_do_interchange): Remove.
(scop_do_strip_mine): Remove.
(scop_do_block): Remove.
(flatten_all_loops): Remove.
(optimize_isl): Remove.
(pbb_number_of_iterations_at_time): Remove.
(debug_scop_pbb): Declare.
(print_schedule_ast): Declare.
(debug_schedule_ast): Declare.
(struct scop): Remove schedule. Add original_schedule,
transformed_schedule.
(free_gimple_poly_bb): Remove.
(print_generated_program): Remove.
(debug_generated_program): Remove.
(unify_scattering_dimensions): Remove.
* sese.c (print_edge): ... here.
(print_sese): ... here.
(debug_edge): ... here.
(debug_sese): ... here.
* sese.h (print_edge): Declare.
(print_sese): Declare.
(dump_edge): Declare.
(dump_sese): Declare.
2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
Sebastian Pop <s.pop@samsung.com>
* Makefile.in: Set ISLVER in site.exp.
2016-01-25 Jakub Jelinek <jakub@redhat.com>
* omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
DECL_VALUE_EXPR of new_var even for the non-array case. Look
through DECL_VALUE_EXPR for expansion.
2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
* config/mips/mips.c (mips_compute_frame_info): Skip re-computing
the frame info after reload completed.
2016-01-25 Jeff Law <law@redhat.com>
PR tree-optimization/69196
PR tree-optimization/68398
* tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
tree-ssa-threadupdate.c.
(determine_bb_domination_status): Prototype
* tree-ssa-threadupdate.c (enum bb_dom_status): Remove
(determine_bb_domination_status): No longer static.
(valid_jump_thread_path): Remove code to detect characteristics
of the jump thread path not associated with correctness.
* tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
Correct test for thread path length. Count PHIs for real operands as
statements that need to be copied. Do not count ASSERT_EXPRs.
Look at all the blocks in the thread path. Compute and selectively
filter thread paths based on threading through the latch, threading
a multiway branch or crossing a multiway branch.
2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
* config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
decl with __attribute__ ((unused)) annotation.
2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
PR target/69421
* tree-vect-stmts.c (vectorizable_condition): Check vectype
of operands is compatible with a statement vectype.
2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
* doc/extend.texi (scalar_storage_order type attribute): Fix typo and
improve wording for mixed storage order support.
2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
* config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
(vcvt_u64_f64): Likewise.
(vcvta_s64_f64): Likewise.
(vcvta_u64_f64): Likewise.
(vcvtm_s64_f64): Likewise.
(vcvtm_u64_f64): Likewise.
(vcvtn_s64_f64): Likewise.
(vcvtn_u64_f64): Likewise.
(vcvtp_s64_f64): Likewise.
(vcvtp_u64_f64): Likewise.
2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
* config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
(arc_init): Check validity mll64 option.
(arc_save_restore): Use double load/store instruction.
(arc_expand_movmem): Likewise.
(arc_split_move): Don't split if we have double load/store
instructions. Returns a boolean.
(arc_process_double_reg_moves): Change function to return boolean
instead of a sequence of instructions.
(arc_dwarf_register_span): New function.
* config/arc/arc-protos.h (arc_split_move): Change prototype.
* config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
* config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
(*movdf_insn): Likewise.
* config/arc/arc.opt (mll64): New option.
* config/arc/predicates.md (even_register_operand): New predicate.
* doc/invoke.texi (ARC Options): Add mll64 documentation.
2016-01-25 Richard Biener <rguenther@suse.de>
PR lto/69393
* dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
* tree-streamer-out.c (pack_ts_base_value_fields): Stream
DECL_NAMELESS.
* tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
2016-01-25 Richard Biener <rguenther@suse.de>
PR tree-optimization/69376
* tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
flag.
(VN_INFO_ANTI_RANGE_P): New inline.
(VN_INFO_RANGE_TYPE): Likewise.
* tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
SSA_NAME_ANTI_RANGE_P.
(free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
* tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
Properly query VN_INFO_RANGE_TYPE.
2016-01-25 Nick Clifton <nickc@redhat.com>
PR target/66655
* config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
2016-01-23 Tom de Vries <tom@codesourcery.com>
PR tree-optimization/69426
* tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
removed clobber.
2016-01-23 Jakub Jelinek <jakub@redhat.com>
* tree-ssanames.c (release_free_names_and_compact_live_names): Replace
"the the" with "the" in the comments.
* ipa-devirt.c (build_type_inheritance_graph,
update_type_inheritance_graph): Likewise.
* tree.c (build_function_type_list_1): Likewise.
* cfgloopmanip.c (scale_loop_profile): Likewise.
* tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
* gimple-ssa-split-paths.c
(find_block_to_duplicate_for_splitting_paths): Likewise.
* tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
* expr.c (convert_move): Likewise.
* var-tracking.c (vt_stack_adjustments): Likewise.
* tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
* tree-vrp.c (test_for_singularity): Likewise.
* tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
directly instead of building a temporary tree.
PR bootstrap/69434
* genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
remove <algorithm> include.
2016-01-22 Jakub Jelinek <jakub@redhat.com>
PR target/69432
* config/i386/i386.c: Include dojump.h.
(expand_small_movmem_or_setmem,
expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
fixes.
(ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
if dynamic_check != -1.
2016-01-21 Jeff Law <law@redhat.com>
PR middle-end/69347
* tree-ssa-dom.c (back_propagate_equivalences): Factored out of
record_temporary_equivalences. Rewritten to avoid unnecessary calls
into dominated_by_p.
(cprop_into_successor_phis): Avoid unnecessary tests.
2016-01-22 Richard Henderson <rth@redhat.com>
PR target/69416
* config/aarch64/aarch64.md (UNSPEC_NZCV): New.
(ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
2016-01-22 Michael Matz <matz@suse.de>
* system.h (string, algorithm): Include only conditionally.
(new): Include always under C++.
* bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
* final.c (toplevel): Ditto.
* ipa-chkp.c (toplevel): Define INCLUDE_STRING.
* genconditions.c (write_header): Make gencondmd.c define
INCLUDE_STRING.
* mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
* config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
* common/config/aarch64/aarch64-common.c (toplevel): Ditto.
2016-01-22 Christian Bruel <christian.bruel@st.com>
PR target/68674
* expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
PR target/69403
* config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
define_insn_and_split. Ensure operands[1] and operands[0] do not
get assigned the same register.
2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
* ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
2016-01-22 Christian Bruel <christian.bruel@st.com>
* config/arm/arm-c.c (arm_pragma_target_parse):
Remove warn_builtin_macro_redefined overwrite.
2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
* ipa-inline.c (can_inline_edge_p): Back out overzealous check on
flag_non_call_exceptions compatibility.
2016-01-22 Jakub Jelinek <jakub@redhat.com>
PR debug/66668
* dwarf2out.c (add_child_die_after): New function.
(dwarf_qual_info_t): New type.
(dwarf_qual_info): New variable.
(qualified_die_p): New function.
(modified_type_die): For -fdebug-types-section, ensure
canonical order of qualifiers. Put qualified DIEs adjacent
to the corresponding non-qualified type DIE and search there
for existing qualified DIEs.
2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
* doc/extend.texi (scalar_storage_order type attribute): Document
restriction on type punning and aliasing, and remove future tense.
2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
PR target/69252
* modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
first stage.
2016-01-21 Jeff Law <law@redhat.com>
PR middle-end/69347
* tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
useless call to record_temporary_equivalences.
* tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
allocate 10 slots in the bb_path vector and let it grow as needed.
(fsm_find_control_statement_thread_paths): Similarly for the next_path
vector.
2016-01-21 David Edelsohn <dje.gcc@gmail.com>
* configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
Detangle.
* configure: Regenerate.
2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
* config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
* config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
PR middle-end/66178
* expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
drop EXPAND_INITIALIZER.
* rtl.h (contains_symbolic_reference_p): Declare.
* rtlanal.c (contains_symbolic_reference_p): New function.
* simplify-rtx.c (simplify_binary_operation_1): Don't turn
a subtraction into a NOT if symbolic constants are involved.
2016-01-21 Anton Blanchard <anton@samba.org>
Bill Schmidt <wschmidt@linux.vnet.ibm.com>
PR target/63354
* config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
#define.
* config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
function.
2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
* config/microblaze/microblaze.c
(get_branch_target): New.
(insert_wic_for_ilb_runout): New.
(insert_wic): New.
(microblaze_machine_dependent_reorg): New.
(TARGET_MACHINE_DEPENDENT_REORG): Define macro.
* config/microblaze/microblaze.md
(UNSPEC_IPREFETCH): Define.
(iprefetch): New pattern
* config/microblaze/microblaze.opt
(mxl-prefetch): New flag.
2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
* config/microblaze/microblaze.h
(FIXED_REGISTERS): Update in macro.
(CALL_USED_REGISTERS): Update in macro.
2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
PR rtl-optimization/68920
* ifcvt.c (cond_move_process_if_block): Limit number of conditional
moves.
2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
PR rtl-optimization/68990
* lra-coalesce.c (lra_coalesce): Invalidate value for the result
pseudo instead of inheritance ones.
2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
Nick Clifton <nickc@redhat.com>
PR target/69129
PR target/69012
* config/mips/mips.c (mips_compute_frame_info): Initialise
args_size and hard_frame_pointer_offset fields of the frame
structure before calling mips_global_pointer.
2016-01-21 David Edelsohn <dje.gcc@gmail.com>
* configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
label reference.
* configure: Regenerate.
2016-01-21 Richard Biener <rguenther@suse.de>
* graphite-optimize-isl.c (get_schedule_map): Fix typo.
2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
* config/s390/s390.c (s390_asm_declare_function_size): Add code
to actually emit the .size directive.
2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
Jakub Jelinek <jakub@redhat.com>
PR target/69187
PR target/65624
* config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
args array size by one to avoid buffer overflow.
2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
* config/s390/s390.md (pool_section_start): Use switch_to_section
to select proper read-only data section instead of hardcoding
.rodata.
(pool_section_end): Use switch_to_section to match the above.
2016-01-21 Richard Biener <rguenther@suse.de>
PR tree-optimization/69378
* tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
(set_ssa_val_to): Use it for dominance checks taking into
account not executable edges.
2016-01-21 Jakub Jelinek <jakub@redhat.com>
PR c++/69355
* tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
for bitsize instead of GET_MODE_PRECISION (mode).
2016-01-20 Martin Sebor <msebor@redhat.com>
PR c/52291
* extend.texi (__sync Builtins): Clarify the semantics of
__sync_fetch_and_OP built-ins on pointers.
(__atomic Builtins): Same.
2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
Sebastian Pop <s.pop@samsung.com>
* graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
(class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
(is_valid_rename): Same.
(translate_isl_ast_to_gimple::get_rename): Same.
(translate_isl_ast_to_gimple::rename_all_uses): Same.
(translate_isl_ast_to_gimple::rename_uses): Same.
(get_new_name): Check for close_phi nodes.
(copy_loop_phi_args): Use phi_node_kind.
(translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
(translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
Sebastian Pop <s.pop@samsung.com>
Revert commit r229783.
* graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
Remove use of parameter_rename_map.
(copy_def): Remove.
(copy_internal_parameters): Remove.
(graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
* sese.c (new_sese_info): Do not initialize parameter_rename_map.
(free_sese_info): Do not free parameter_rename_map.
(set_rename): Do not use parameter_rename_map.
(rename_uses): Update call to set_rename.
(graphite_copy_stmts_from_block): Do not use parameter_rename_map.
* sese.h (parameter_rename_map_t): Remove.
(struct sese_info_t): Remove field parameter_rename_map.
2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
Sebastian Pop <s.pop@samsung.com>
* graphite-isl-ast-to-gimple.c: Fix comment.
* graphite-scop-detection.c (defined_in_loop_p): New.
(canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
names defined in loop.
2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
Sebastian Pop <s.pop@samsung.com>
* graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
Discard unstructured if-then-else regions.
2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
Sebastian Pop <s.pop@samsung.com>
* graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
(cleanup_loop_iter_dom): Remove.
(build_loop_iteration_domains): Remove.
(build_scop_context): Remove.
(build_scop_iteration_domain): Remove.
(add_loop_constraints): New.
(build_iteration_domains): New.
(build_poly_scop): Call build_iteration_domains.
2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
Sebastian Pop <s.pop@samsung.com>
* graphite-scop-detection.c
(scop_detection::harmful_loop_in_region): Free dom and loops.
(scop_detection::loop_body_is_valid_scop): Free bbs.
2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
Sebastian Pop <s.pop@samsung.com>
* graphite-scop-detection.c (record_loop_in_sese): New.
(gather_bbs::before_dom_children): Call record_loop_in_sese.
(build_scops): Remove call to build_sese_loop_nests.
* sese.c (sese_record_loop): Remove.
(build_sese_loop_nests): Remove.
(new_sese_info): Remove region->loops.
(free_sese_info): Same.
* sese.h (sese_contains_loop): Same.
(build_sese_loop_nests): Remove.
(sese_contains_loop): Remove.
2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
Sebastian Pop <s.pop@samsung.com>
* graphite-scop-detection.c (loop_is_valid_scop): Renamed
loop_is_valid_in_scop.
(scop_detection::harmful_stmt_in_region): Renamed
harmful_loop_in_region.
Call loop_is_valid_in_scop.
2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
Sebastian Pop <s.pop@samsung.com>
* graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
isl_ast_node_mark.
2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
Sebastian Pop <s.pop@samsung.com>
* graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
* graphite.h (struct poly_bb): Remove field is_reduction.
(PBB_IS_REDUCTION): Remove.
2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
Sebastian Pop <s.pop@samsung.com>
* graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
(add_pdr_constraints): Same.
(scop_get_reads): Same.
(scop_get_must_writes): Same.
(scop_get_may_writes): Same.
(scop_get_original_schedule): Same.
(extend_schedule): Same.
(apply_schedule_on_deps): Same.
(carries_deps): Same.
(compute_deps): Same.
(scop_get_dependences): Same.
* graphite-isl-ast-to-gimple.c
(translate_isl_ast_to_gimple::generate_isl_schedule): Same.
* graphite-optimize-isl.c (get_schedule_for_band): Same.
(get_schedule_for_band_list): Same.
(get_schedule_map): Same.
(apply_schedule_map_to_scop): Same.
* graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
(build_loop_iteration_domains): Same.
(add_condition_to_pbb): Same.
(add_param_constraints): Same.
(pdr_add_memory_accesses): Same.
(pdr_add_data_dimensions): Same.
2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
* doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
requirements.
2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
* common.opt (feliminate-dwarf2-dups): Replace references to
"DWARF 2" with just "DWARF".
* config/ia64/ia64.opt (mdwarf2-asm): Likewise.
* doc/extend.texi: Likewise.
* doc/cpp.texi: Likewise.
* doc/invoke.texi: Likewise.
(Option Summary): Add -gdwarf to list of Debugging Options.
(Debugging Options): Document -gdwarf.
* doc/contrib.texi: Spell "DWARF" like that.
2016-01-21 Jakub Jelinek <jakub@redhat.com>
* omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
warning. Fix up formatting.
PR middle-end/67653
* gimplify.c (gimplify_asm_expr): Warn if it is too late to
attempt to mark memory input operand addressable and
call prepare_gimple_addressable in that case. Don't adjust
input_location for diagnostics, use error_at instead.
2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
* config/rs6000/ppc-auxv.h: New file.
* config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
(cpu_is): Likewise.
(cpu_supports): Likewise.
* config/rs6000/rs6000.c: include "ppc-auxv.h".
(cpu_is_info): New variable.
(cpu_supports_info): Likewise.
(tcb_verification_symbol): Likewise.
(cpu_builtin_p): Likewise.
(cpu_expand_builtin): New function.
(rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
(rs6000_init_builtins): Likewise.
(rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
* config/rs6000/rs6000.h (TLS_REGNUM): New define.
* configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
* configure: Regenerate.
* config.in: Likewise.
* doc/extend.texi (PowerPC Built-in Functions): Document
__builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
2016-01-20 David Edelsohn <dje.gcc@gmail.com>
PR target/68609
* config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
domain check.
* config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
for V4SFmode.
2016-01-20 Richard Henderson <rth@redhat.com>
PR bootstrap/69343
PR bootstrap/69339
PR tree-opt/68964
Revert:
* tree.c (tm_define_builtin): New.
(find_tm_vector_type): New.
(build_tm_vector_builtins): New.
(build_common_builtin_nodes): Call it.
2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
* doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
(arm_fp_ok): Likewise.
(arm_fp): Likewise.
(arm_crypto): Likewise.
2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
Richard Biener <rguenther@suse.de>
PR tree-optimization/69328
* tree-vect-stmts.c (vect_is_simple_cond): Check compared
vectors have same number of elements.
(vectorizable_condition): Fix masked version recognition.
2016-01-20 Richard Biener <rguenther@suse.de>
PR tree-optimization/69345
* tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
(VN_INFO_PTR_INFO): Likewise.
* tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
info when it is equal between non-dominating SSA names.
* tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
Make sure to look at original SSA infos.
2016-01-20 Jeff Law <law@redhat.com>
PR target/25114
* config/m68k/predicates.md (pow2_m1_operand): New predicate
extracted from ...
(reg_or_pow2_m1_operand): Call pow2_m1_operand.
(pc_or_label_operand): New predicate.
* config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
tests for small integers that are 2^n - 1.
2016-01-20 Jonathan Wakely <jwakely@redhat.com>
* doc/invoke.texi (Options Summary): Add '.' after @xref.
2016-01-19 Jeff Law <law@redhat.com>
PR middle-end/69347
* tree-ssa-threadbackwards.c
(fsm_find_control_statement_thread_paths): Do not try to lookup
FSM paths for SSA_NAMEs appearing in abnormal PHIs.
2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
* doc/lto.texi: Remove text that says only Gold has linker plugin
support.
2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
* dwarf2out.c (need_endianity_attribute_p): New inline predicate.
(base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
the DIE accordingly.
(modified_type_die): Add REVERSE parameter and pass it recursively,
as well as to base_type_die. Adjust presence check accordingly.
(base_type_for_mode): Adjust call to modified_type_die.
(add_type_attribute): Add REVERSE parameter and pass it to
modified_type_die.
(generic_parameter_die): Adjust call to add_type_attribute.
(add_scalar_info): Likewise.
(add_subscript_info): Likewise.
(gen_array_type_die): Likewise.
(gen_descr_array_type_die): Likewise.
(gen_entry_point_die): Likewise.
(gen_enumeration_type_die): Likewise.
(gen_formal_parameter_die): Likewise.
(gen_subprogram_die): Likewise.
(gen_variable_die ): Likewise.
(gen_const_die): Likewise.
(gen_field_die): Likewise.
(gen_pointer_type_die): Likewise.
(gen_reference_type_die): Likewise.
(gen_ptr_to_mbr_type_die): Likewise.
(gen_inheritance_die): Likewise.
(gen_subroutine_type_die): Likewise.
(gen_typedef_die): Likewise.
(force_type_die): Adjust call to modified_type_die.
2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
* doc/standards.texi: Copy-editing for grammar, markup, and sentence
flow throughout the file. Fix broken link to Objective-C 2.0
documentation.
* doc/invoke.texi: More copy-editing; fix numerous typos and spelling
errors.
2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
* ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
2016-01-19 Jan Hubicka <hubicka@ucw.cz>
PR ipa/66223
* ipa-devirt.c (is_cxa_pure_virtual_p): New function.
(maybe_record_node): Record cxa_pure_virtual as the only possible
target if there are not ohter candidates.
(possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
2016-01-19 Richard Biener <rguenther@suse.de>
* hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
(get_memory_order): Likewise.
2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
* tree-vect-stmts.c (vectorizable_store): Check
rhs vectype.
2016-01-19 David Malcolm <dmalcolm@redhat.com>
PR jit/68446
* gcc.c (driver::decode_argv): Add call to
init_opts_obstack before init_options_struct.
* opts.c (init_opts_obstack): Remove idempotency.
(init_options_struct): Replace call to init_opts_obstack
with a gcc_assert to verify that it has already been called.
* toplev.c (toplev::main): Add call to init_opts_obstack before
calls to init_options_struct.
(toplev::finalize): Move cleanup of opts_obstack next to
cleanup of save_decoded_options, clearing the latter, and
save_decoded_options_count.
2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
PR target/69135
* config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
attribute to unconditional. Remove %? from output template.
2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
Jiong Wang <jiong.wang@arm.com>
* ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
generated from different expand order.
2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
* /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
Add support for CCMP costing.
2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
* ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
* config/aarch64/aarch64.md (fccmp<mode>): New pattern.
(fccmpe<mode>): Likewise.
(fcmp): Rename to fcmp and globalize pattern.
(fcmpe): Likewise.
* config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
(aarch64_gen_ccmp_next): Add FP support.
2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
* target.def (gen_ccmp_first): Update documentation.
(gen_ccmp_next): Likewise.
* doc/tm.texi (gen_ccmp_first): Update documentation.
(gen_ccmp_next): Likewise.
* ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
expand_ccmp_expr_1. Improve comments.
* config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
(ccmp_ior<mode>): Remove pattern.
(cmp<mode>): Remove expand.
(cmp): Globalize pattern.
(cstorecc4): Use cc_register.
(mov<mode>cc): Remove ccmp_cc_register check.
* config/aarch64/aarch64.c (aarch64_get_condition_code_1):
Simplify after removal of CC_DNE/* modes.
(aarch64_ccmp_mode_to_code): Remove.
(aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
In 'k' case use integer as condition.
(aarch64_nzcv_codes): Remove inverted cases.
(aarch64_code_to_ccmode): Remove.
(aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
comparison with CC register to be used in folowing CCMP/branch/CSEL.
(aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
pattern. Return the comparison with CC register. Invert conditions
when bitcode is OR.
* config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
* config/aarch64/predicates.md (ccmp_cc_register): Remove.
2016-01-19 Jan Hubicka <hubicka@ucw.cz>
* cgraphunit.c (cgraph_node::reset): Clear thunk info and
instrumented_version.
2016-01-19 Richard Biener <rguenther@suse.de>
PR tree-optimization/69336
* tree-ssa-scopedtables.c (avail_expr_hash): Handle all
handled components with get_ref_base_and_extent.
(equal_mem_array_ref_p): Adjust.
2016-01-19 Jakub Jelinek <jakub@redhat.com>
PR debug/65779
* shrink-wrap.c: Include valtrack.h.
(move_insn_for_shrink_wrap): Add DEBUG argument. If
MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
in between insn and where it will be moved to. Call
dead_debug_insert_temp.
(prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
first and dead_debug_local_finish at the end.
For uses and defs bitmap, handle all regs in between REGNO and
END_REGNO, not just the first one.
2016-01-19 Richard Biener <rguenther@suse.de>
PR tree-optimization/69352
* tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
(equal_mem_array_ref_p): Constrain size and max size properly.
Compare the reverse flag.
2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
* ira.c (ira): Update regstat data if we deleted insns.
2016-01-19 Jakub Jelinek <jakub@redhat.com>
PR rtl-optimization/68955
PR rtl-optimization/64557
* dse.c (record_store, check_mem_read_rtx): Don't call get_addr
here. Fix up formatting.
* alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
2016-01-19 Jan Hubicka <hubicka@ucw.cz>
PR lto/69133
* cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
assume that the node has body.
* cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
check.
2016-01-19 Jan Hubicka <hubicka@ucw.cz>
* lto-streamer-out.c (lto_output): Do not stream instrumentation
thunks.
2016-01-19 Jan Hubicka <hubicka@ucw.cz>
* symtab.c (symtab_node::asm_name): Do not call printable name directly.
(symtab_node::name): Report name as unnamed if DECL_NAME is not set.
2016-01-19 Martin Jambor <mjambor@suse.cz>
Martin Liska <mliska@suse.cz>
Michael Matz <matz@suse.de>
* Makefile.in (OBJS): Add new source files.
(GTFILES): Add hsa.c.
* common.opt (disable_hsa): New variable.
(-Whsa): New warning.
* config.in (ENABLE_HSA): New.
* configure.ac: Treat hsa differently from other accelerators.
(OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
$enable_offloading.
(ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
* doc/install.texi (Configuration): Document --with-hsa-runtime,
--with-hsa-runtime-include, --with-hsa-runtime-lib and
--with-hsa-kmt-lib.
* doc/invoke.texi (-Whsa): Document.
(hsa-gen-debug-stores): Likewise.
* lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
to invoke offload compiler for hsa acclerator.
* opts.c (common_handle_option): Determine whether HSA offloading
should be performed.
* params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
* builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
(BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
(BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
* gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
* gimple-pretty-print.c (dump_gimple_omp_for): Also handle
GF_OMP_FOR_KIND_GRID_LOOP.
(dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
(pp_gimple_stmt_1): Likewise.
* gimple-walk.c (walk_gimple_stmt): Likewise.
* gimple.c (gimple_build_omp_grid_body): New function.
(gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
* gimple.def (GIMPLE_OMP_GRID_BODY): New.
* gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
GF_OMP_TEAMS_GRID_PHONY.
(gimple_statement_omp_single_layout): Updated comments.
(gimple_build_omp_grid_body): New function.
(gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
(gimple_omp_for_grid_phony): New function.
(gimple_omp_for_set_grid_phony): Likewise.
(gimple_omp_parallel_grid_phony): Likewise.
(gimple_omp_parallel_set_grid_phony): Likewise.
(gimple_omp_teams_grid_phony): Likewise.
(gimple_omp_teams_set_grid_phony): Likewise.
(gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
* omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
(BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
(BUILT_IN_GOMP_TARGET): Updated type.
* omp-low.c: Include symbol-summary.h, hsa.h and params.h.
(adjust_for_condition): New function.
(get_omp_for_step_from_incr): Likewise.
(extract_omp_for_data): Moved parts to adjust_for_condition and
get_omp_for_step_from_incr.
(build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
(fixup_child_record_type): Bail out if receiver_decl is NULL.
(scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
(scan_omp_parallel): Do not create child functions for phony
constructs.
(check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
(scan_omp_1_op): Checking assert we are not remapping to
ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
(parallel_needs_hsa_kernel_p): New function.
(expand_parallel_call): Register apprpriate parallel child
functions as HSA kernels.
(grid_launch_attributes_trees): New type.
(grid_attr_trees): New variable.
(grid_create_kernel_launch_attr_types): New function.
(grid_insert_store_range_dim): Likewise.
(grid_get_kernel_launch_attributes): Likewise.
(get_target_argument_identifier_1): Likewise.
(get_target_argument_identifier): Likewise.
(get_target_argument_value): Likewise.
(push_target_argument_according_to_value): Likewise.
(get_target_arguments): Likewise.
(expand_omp_target): Call get_target_arguments instead of looking
up for teams and thread limit.
(grid_expand_omp_for_loop): New function.
(grid_arg_decl_map): New type.
(grid_remap_kernel_arg_accesses): New function.
(grid_expand_target_kernel_body): New function.
(expand_omp): Call it.
(lower_omp_for): Do not emit phony constructs.
(lower_omp_taskreg): Do not emit phony constructs but create for them
a temporary variable receiver_decl.
(lower_omp_taskreg): Do not emit phony constructs.
(lower_omp_teams): Likewise.
(lower_omp_grid_body): New function.
(lower_omp_1): Call it.
(grid_reg_assignment_to_local_var_p): New function.
(grid_seq_only_contains_local_assignments): Likewise.
(grid_find_single_omp_among_assignments_1): Likewise.
(grid_find_single_omp_among_assignments): Likewise.
(grid_find_ungridifiable_statement): Likewise.
(grid_target_follows_gridifiable_pattern): Likewise.
(grid_remap_prebody_decls): Likewise.
(grid_copy_leading_local_assignments): Likewise.
(grid_process_kernel_body_copy): Likewise.
(grid_attempt_target_gridification): Likewise.
(grid_gridify_all_targets_stmt): Likewise.
(grid_gridify_all_targets): Likewise.
(execute_lower_omp): Call grid_gridify_all_targets.
(make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
* tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
(tree_omp_clause): Added union field dimension.
* tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
* tree.c (omp_clause_num_ops): Added number of arguments of
OMP_CLAUSE__GRIDDIM_.
(omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
(walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
* tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
(OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
(OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
(OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
* passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
* tree-pass.h (make_pass_gen_hsail): Declare.
(make_pass_ipa_hsa): Likewise.
* ipa-hsa.c: New file.
* lto-section-in.c (lto_section_name): Add hsa section name.
* lto-streamer.h (lto_section_type): Add hsa section.
* timevar.def (TV_IPA_HSA): New.
* hsa-brig-format.h: New file.
* hsa-brig.c: New file.
* hsa-dump.c: Likewise.
* hsa-gen.c: Likewise.
* hsa.c: Likewise.
* hsa.h: Likewise.
* toplev.c (compile_file): Call hsa_output_brig.
* hsa-regalloc.c: New file.
2016-01-18 Jeff Law <law@redhat.com>
PR tree-optimization/69320
* tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
ranged object, do nothing if the RHS constant is not [0..1].
(optimize_stmt): Comparing a boolean ranged object against a
constant outside [0..1] results in a compile-time constant.
* tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
test.
2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
* doc/invoke.texi (Invoking GCC): Add new section to menu.
(Option Summary): Update to reflect new section and moved options.
(C++ Dialect Options): Move -fstats to new section.
(Debugging Options): Move all dump, statistics, and other GCC
developer options to new section. Rewrite section introduction
and re-order remaining options to put the more basic ones first.
(Optimization Options): Move -fira-verbose and -flto-report* to
new section.
(Developer Options): New section incorporating moved options.
* doc/cppopts.texi (-dM): Update cross-reference.
2016-01-18 Richard Henderson <rth@redhat.com>
PR target/69176
* config/aarch64/aarch64.md (add<GPI>3): Move long immediate
operands to pseudo only if CSE is expected. Split long immediate
operands only after reload, and for the stack pointer.
(*add<GPI>3_pluslong): Remove.
(*addsi3_aarch64, *adddi3_aarch64): Merge into...
(*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
(*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
(*add<GPI>3 peepholes): New.
(*add<GPI>3 splitters): New.
* config/aarch64/constraints.md (Upl): New.
* config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
2016-01-18 Richard Biener <rguenther@suse.de>
PR tree-optimization/69297
* tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
stmt at most once.
(vect_bb_vectorization_profitable_p): Clear visited flag again.
2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
PR middle-end/68542
* fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
of mixind vector and scalar types.
(fold_relational_const): Add handling of vector
comparison with boolean result.
* tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
comparison of vector operands with boolean result for EQ/NE only.
(verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
(verify_gimple_cond): Likewise.
* tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
valid type of VAL.
2016-01-18 Joseph Myers <joseph@codesourcery.com>
* config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
!TARGET_OCTEON.
2016-01-18 Richard Biener <rguenther@suse.de>
PR middle-end/69308
* gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
2016-01-18 Tom de Vries <tom@codesourcery.com>
* passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
2016-01-18 Tom de Vries <tom@codesourcery.com>
* omp-low.c (set_oacc_fn_attrib): Make extern.
* omp-low.h (set_oacc_fn_attrib): Declare.
* tree-parloops.c (struct reduction_info): Add reduc_addr field.
(create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
(create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
Add and handle function parameter oacc_kernels_p.
(find_reduc_addr, get_omp_data_i_param): New function.
(ref_conflicts_with_region, oacc_entry_exit_ok_1)
(oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
(parallelize_loops): Add and handle function parameter oacc_kernels_p.
Calculate dominance info. Skip loops that are not in a kernels region
in oacc_kernels_p mode. Skip inner loops of parallelized loops.
(pass_parallelize_loops::execute): Call parallelize_loops with
oacc_kernels_p argument.
(pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
New member function.
(pass_parallelize_loops::bool oacc_kernels_p): New member var.
* passes.def: Add argument to pass_parallelize_loops instantation.
2016-01-18 Tom de Vries <tom@codesourcery.com>
* tree-parloops.c (pass_parallelize_loops::execute): Allow
pass_parallelize_loops to be run outside the loop pipeline.
2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
* tree-scalar-evolution.c (follow_copies_to_constant): New.
(analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
PR target/63679
* tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
using get_ref_base_and_extent.
(equal_mem_array_ref_p): New.
(hashable_expr_equal_p): Add call to previous.
2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
PR target/63679
* tree-sra.c (disqualified_constants, constant_decl_p): New.
(sra_initialize): Allocate disqualified_constants.
(sra_deinitialize): Free disqualified_constants.
(disqualify_candidate): Update disqualified_constants when appropriate.
(create_access): Scan for constant-pool entries as we go along.
(scalarizable_type_p): Add check against type_contains_placeholder_p.
(maybe_add_sra_candidate): Allow constant-pool entries.
(load_assign_lhs_subreplacements): Bind debug for constant pool vars.
(initialize_constant_pool_replacements): New.
(sra_modify_assign): Avoid mangling assignments created by previous,
and don't generate writes into constant pool.
(sra_modify_function_body): Call initialize_constant_pool_replacements.
2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
* config/i386/i386.c (scalar_to_vector_candidate_p): Support
andnot instruction.
(scalar_chain::convert_op): Likewise.
* config/i386/i386.md (*andndi3_doubleword): New.
2016-01-18 Richard Biener <rguenther@suse.de>
PR tree-optimization/69170
* tree-vect-slp.c (vect_build_slp_tree): Verify we are not
building a vector from scalar results of a pattern stmt.
2016-01-18 Jakub Jelinek <jakub@redhat.com>
* haifa-sched.c (autopref_multipass_init): Work around
-Wmaybe-uninitialized warning.
2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
* config/arm/arm.c (thumb1_reorg): Check that the comparison is
against the constant 0.
2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
PR tree-optimization/68799
* gimple-ssa-strength-reduction.c (create_phi_basis): Directly
look up phi candidates in the statement-candidate map.
(phi_add_costs): Likewise.
(record_phi_increments): Likewise.
(phi_incr_cost): Likewise.
(ncd_with_phi): Likewise.
(all_phi_incrs_profitable): Likewise.
2016-01-17 Jakub Jelinek <jakub@redhat.com>
* omp-low.c (mark_loops_in_oacc_kernels_region): Work around
-Wmaybe-uninitialized warning.
2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
* doc/invoke.texi (Invoking GCC): Add new section to menu.
(Option Summary): Update to reflect new section and moved options.
(C++ Dialect Options): Move -fvtable-verify and related options.
(Debugging Options): Move Sanitizer, Pointer Bounds Checker,
and profiling-related options.
(Optimization Options): Move profile generation options and
-fstack-protector and related options.
(Instrumentation Options): New section incorporating moved options.
(Code Generation Options): Move -finstrument-functions and
related options, -fstack-check, -fstack-limit*, and -fbounds-check.
2016-01-16 Tom de Vries <tom@codesourcery.com>
* passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
2016-01-16 Tom de Vries <tom@codesourcery.com>
* omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
* hash-table.h (hash_table::empty): Turn into an inline wrapper
that checks whether the table is already empty. Rename the
original implementation to...
(hash_table::empty_slot): ...this new private function.
2016-01-15 David Malcolm <dmalcolm@redhat.com>
PR diagnostic/68899
* diagnostic-show-locus.c (layout::print_source_line): Move x
offset of line until after call to
get_line_width_without_trailing_whitespace.
2016-01-15 Jeff Law <law@redhat.com>
PR tree-optimization/69270
* tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
* tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
* tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
* tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
ssa_name_has_boolean_range and constant_boolean_node.
2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
PR rtl-optimization/69030
* lra-spills.c (remove_pseudos): Check nrefs and make the function
returning bool.
(spill_pseudos): Delete debug insn for dead pseudo.
(lra_spill): Initiate spill_hard_reg and slots memory separately.
2016-01-15 Jiong Wang <jiong.wang@arm.com>
* config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
New.
(TYPES_UNOPUS): Likewise.
* config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
builtin type, from UNOP to UNOPUS.
(lbtruncuv4sf): Likewise.
(lbtruncuv2df): Likewise.
(lrounduv2sf): Likewise.
(lrounduv4sf): Likewise.
(lrounduv2df): Likewise.
(lroundusf): Likewise.
(lroundusf): Likewise.
(lceiluv2sf): Likewise.
(lceiluv4sf): Likewise.
(lceiluv2df): Likewise.
(lceilusf): Likewise.
(lceiludf): Likewise.
(lflooruv2sf): Likewise.
(lflooruv4sf): Likewise.
(lflooruv2df): Likewise.
(lfloorusf): Likewise.
(lfloorudf): Likewise.
(lfrintnuv2sf): Likewise.
(lfrintnuv4sf): Likewise.
(lfrintnuv2df): Likewise.
(lfrintnusf): Likewise.
(lfrintnudf): Likewise.
* config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
conversion.
(vcvtq_u32_f32): Likewise.
(vcvtq_u64_f64): Likewise.
(vcvta_u32_f32): Likewise.
(vcvtaq_u32_f32): Likewise.
(vcvtaq_u64_f64): Likewise.
(vcvtm_u32_f32): Likewise.
(vcvtmq_u32_f32): Likewise.
(vcvtmq_u64_f64): Likewise.
(vcvtn_u32_f32): Likwise.
(vcvtnq_u32_f32): Likewise.
(vcvtnq_u64_f64): Likewise.
(vcvtp_u32_f32): Likewise.
(vcvtpq_u32_f32): Likewise.
(vcvtpq_u64_f64): Likewise.
(vcvtmd_u64_f64): Likewise.
(vcvtms_u32_f32): Likewise.
(vcvtad_u64_f64): Likewise.
(vcvtas_u32_f32): Likewise.
(vcvtnd_u64_f64): Likewise.
(vcvtns_u32_f32): Likewise.
(vcvtpd_u64_f64): Likewise.
(vcvtps_u32_f32): Likewise.
2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
CSEL of zero_extended registers.
2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
false when argument string is not found in the attributes table
at all.
2016-01-15 David Edelsohn <dje.gcc@gmail.com>
PR target/68609
* config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
(rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
* config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
precision estimate.
2016-01-15 Richard Biener <rguenther@suse.de>
PR tree-optimization/66856
* tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
* tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
(vect_create_new_slp_node): Increment stmt reference count.
(vect_get_and_check_slp_defs): Make sure stmts are nor already in
an SLP tree before swapping operands.
(vect_build_slp_tree): Likewise.
(destroy_bb_vec_info): Free stmt info after SLP instances.
* tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
* tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
(STMT_VINFO_NUM_SLP_USES): New macro.
2016-01-15 Richard Biener <rguenther@suse.de>
PR debug/69137
* dwarf2out.c (add_linkage_name_raw): New function split out from ...
(add_linkage_name): ... here.
(gen_typedef_die): Use add_linkage_name_raw instead of
add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
if necessary.
2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
* gimplify.c (oacc_default_clause): Decode reference and pointer
types for both kernels and parallel regions.
2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
PR middle-end/69246
* calls.c (emit_call_1): Force n_popped to zero for sibcalls.
2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
* config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
(convert_scalars_to_vector): Likewise.
2016-01-15 Jonathan Wakely <jwakely@redhat.com>
* doc/extend.texi (Type Traits): Fix grammar.
2016-01-15 Martin Jambor <mjambor@suse.cz>
* tree-inline.c (remap_decl): Use existing dclarations if
remapping a type and prevent_decl_creation_for_types.
(replace_locals_stmt): Do an initial remapping of non-VLA typed
decls first. Do real remapping with
prevent_decl_creation_for_types set.
* tree-inline.h (copy_body_data): New field
prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
padding.
2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
* config/s390/s390.opt (mmvcle): More verbose help text.
2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
* config/s390/s390.opt: Add period to -mzvector option text.
2016-01-15 Richard Biener <rguenther@suse.de>
PR tree-optimization/68961
* tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
of invariants in stores again.
2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
* config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
* config/i386/i386.c (ix86_expand_branch): Don't split
DI mode xor instruction to SI mode.
2016-01-15 Jan Hubicka <hubicka@ucw.cz>
PR ipa/68148
* ipa-icf.c (sem_function::merge): Virtual functions may become
reachable even if they address is not taken and there are no
idrect calls.
2016-01-15 Jan Hubicka <hubicka@ucw.cz>
* lto-streamer-out.c (subtract_estimated_size): New function.
(get_symbol_initial_value): Use it.
2016-01-15 Christian Bruel <christian.bruel@st.com>
PR target/65837
* config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
(arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
(arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
use add_builtin_function_ext_scope instead of add_builtin_function.
(neon_set_p, neon_crypto_set_p): Remove.
(arm_init_builtins): Always call arm_init_neon_builtins and
arm_init_crypto_builtins.
(arm_expand_builtin): Check that builtins are allowed for the arch.
* config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
* config/arm/arm.c (arm_valid_target_attribute_tree): Remove
arm_init_neon_builtins call.
2016-01-15 Richard Biener <rguenther@suse.de>
PR tree-optimization/69117
* tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
* tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
of the leader conservatively.
(free_scc_vn): Restore original SSA name infos.
2016-01-14 Jeff Law <law@redhat.com>
PR tree-optimization/69270
* tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
single bit of precision, verify it's also unsigned.
(record_edge_info): Use constant_boolean_node rather than fold_convert
to convert boolean_true/boolean_false to the right type.
2016-01-14 Richard Henderson <rth@redhat.com>
PR rtl-opt/69014
* loop-doloop.c (record_reg_sets): New.
(doloop_optimize): Reject the transform if the sequence
clobbers registers live at the end of the loop block.
(doloop_optimize_loops): Enable df_live if needed.
2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
* config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
* config/rs6000/rs6000.c: Likewise.
* config/rs6000/rs6000.h: Likewise.
* config/rs6000/rs6000.md: Likewise.
* doc/extend.texi: Likewsie.
2016-01-14 Jeff Law <law@redhat.com>
* tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
typo.
2016-01-14 Richard Henderson <rth@redhat.com>
PR c/69272
PR tree-opt/68964
* trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
* tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
instead of builtin_decl_declared_p to test for declaration.
2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
* doc/loop.texi (Loop Analysis and Representation): Document
loop_depth function.
2016-01-14 Tom de Vries <tom@codesourcery.com>
PR tree-optimization/68773
* omp-low.c (expand_omp_target): Don't set force_output.
* varpool.c (varpool_node::get_create): Same.
* lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
offload_funcs with force_output.
2016-01-14 Jakub Jelinek <jakub@redhat.com>
PR debug/69244
* lra-eliminations.c (move_plus_up): Don't change anything if either
the outer or inner subreg mode is not MODE_INT.
* dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
* doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
reduc_uplus_@var{m}): Remove.
* expr.c (expand_expr_real_2): Remove expansion path for
reduc_[us](min|max|plus) optabs.
* optabs-tree.c (scalar_reduc_to_vector): Remove.
* optabs-tree.h (scalar_reduc_to_vector): Remove.
* optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
* tree-vect-loop.c (vectorizable_reduction): Remove test for
reduc_[us](min|max|plus) optabs.
2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
* config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
(reduc_plus_scal_v2sf): New.
(reduc_smax_v2sf): Rename to...
(reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
(reduc_smin_v2sf): Rename to...
(reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
2016-01-14 Jan Hubicka <hubicka@ucw.cz>
* alias.c (compare_base_symbol_refs): New function.
(rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
it.
2016-01-14 Jakub Jelinek <jakub@redhat.com>
PR middle-end/68146
PR tree-optimization/69155
* tree-complex.c: Include cfganal.h.
(phis_to_revisit): New variable.
(extract_component): Add phiarg_p argument. Assert that returned
SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
(update_phi_components): Partly rewrite to use loop over real/imag
components instead of code duplication. If extract_component returns
SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
create_tmp_reg into the PHI node instead, and mention the phi triplet
in phis_to_revisit.
(tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
in phis_to_revisit at the end.
2016-01-14 Richard Biener <rguenther@suse.de>
PR tree-optimization/68060
* tree-vect-loop.c (vect_is_simple_reduction): Check the
outer loop reduction is only used in the inner loop before
detecting a double reduction.
2016-01-14 Jakub Jelinek <jakub@redhat.com>
PR target/68269
* combine.c (expand_field_assignment): Punt if compute_mode is
unsupported scalar mode.
2016-01-14 Richard Biener <rguenther@suse.de>
PR tree-optimization/66856
* tree-vect-slp.c (vect_build_slp_tree): Refactor to build
SLP node only if it built successfully.
(vect_analyze_slp_instance): Adjust.
2016-01-14 Jeff Law <law@redhat.com>
PR tree-optimization/69270
* tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
(record_edge_info): Use it. Convert boolean_{true,false}_node
to the type of op0.
2016-01-13 Jan Hubicka <hubicka@ucw.cz>
PR ipa/66487
* ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
use block_ultimate_origin
(noncall-stmt_may_be_vtbl_ptr_store): Likewise.
2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
* doc/invoke.texi (Submodel Options): Rename section to
"Machine-Dependent Options" to better reflect its content.
Rewrite introductory text to remove archaic CPU names.
Update references.
2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
* doc/invoke.texi (Code Gen Options): Move section up in file,
before target-specific options. Update menu and option summary
to reflect the new section ordering.
2016-01-13 Jonathan Wakely <jwakely@redhat.com>
* doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
(C++ Dialect Options): Add cross-reference to -std option.
* doc/standards.texi (C++ Language): Document C++14 support.
2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
* config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
for pack/unpack functions for __ibm128.
(PACK_IF): Likewise.
(UNPACK_IF): Likewise.
* config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
support for __ibm128 pack/unpack functions.
(rs6000_invalid_builtin): Likewise.
(rs6000_init_builtins): Likewise.
(rs6000_opt_masks): Likewise.
* config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
(RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
functions
(RS6000_BTM_COMMON): Likewise.
* config/rs6000/rs6000.md (f128_vsx): New mode attribute.
(unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
128-bit floating point. Add support for the double values to be
in Altivec registers for TF/IF packing and unpacking, but restrict
TD packing sub-fields to be FPR registers. Don't allow overlapped
register support for packing. Allow pack inputs to be memory
locations. Don't build generator functions for unpack<mode>_dm
and unpack<mode>_nodm.
(unpack<mode>_dm): Likewise.
(unpack<mode>_nodm): Likewise.
(pack<mode>): Likewise.
* config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
built-in functions to pack/unpack explicit __ibm128 values.
(__builtin_unpack_ibm128): Likewise.
* doc/extend.texi (PowerPC Built-in Functions): Document
__builtin_pack_ibm128 and __builtin_unpack_ibm128.
2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
PR c/66208
* c-common.c (check_function_nonnull): Remove unnecessary declaration.
Add new arg loc and pass it down as context.
(check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
to the location to use for the warning.
(check_function_arguments): New arg loc. All callers changed. Pass
it to check_function_nonnull.
* c-common.h (check_function_arguments): Adjust declaration.
2016-01-13 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/69156
* gimple.c (validate_type): Removed.
(gimple_builtin_call_types_compatible_p): Use
useless_type_conversion_p instead of validate_type.
* value-prof.c (gimple_stringop_fixed_value): Fold
icall_size to correct type.
2016-01-13 Jonathan Wakely <jwakely@redhat.com>
* doc/extend.texi (__atomic Builtins): Clarify compare_exchange
effects.
2016-01-13 Richard Henderson <rth@redhat.com>
PR tree-opt/68964
* target.def (builtin_tm_load, builtin_tm_store): Remove.
* config/i386/i386.c (ix86_builtin_tm_load): Remove.
(ix86_builtin_tm_store): Remove.
(TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
(TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
* doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
(TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
* doc/tm.texi: Rebuild.
* gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
(BUILT_IN_TM_MEMCPY_RTWN): New.
* trans-mem.c (tm_log_emit_stmt): Rearrange code for better
fallback from vector to integer helpers.
(build_tm_load): Handle vector types directly, instead of
via target hook.
(build_tm_store): Likewise.
(expand_assign_tm): Prepare for register types not handled by
the above. Copy them to memory and use memcpy.
* tree.c (tm_define_builtin): New.
(find_tm_vector_type): New.
(build_tm_vector_builtins): New.
(build_common_builtin_nodes): Call it.
2016-01-13 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
2016-01-13 Tom de Vries <tom@codesourcery.com>
PR tree-optimization/69169
* tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
handled_struct_type param.
(create_variable_info_for, intra_create_variable_infos): Call
create_variable_info_for_1 with extra arg.
2016-01-13 Yvan Roux <yvan.roux@linaro.org>
* config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
and "armv8.1-a+crc" entries.
2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
PR target/69228
* config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
Change first operand predicate from register_or_constm1_operand
to register_operand.
(define_expand "avx512pf_gatherpf<mode>df"): Likewise.
(define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
(define_expand "avx512pf_scatterpf<mode>df"): Likewise.
(define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
(define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
(define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
(define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
* config/i386/i386.c (ix86_expand_builtin): Remove first operand
comparison with constm1_rtx from vec_prefetch_gen part.
2016-01-13 Richard Biener <rguenther@suse.de>
PR tree-optimization/69013
* tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
Exchange assert for a test.
2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
PR target/69247
* config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
2016-01-13 Richard Biener <rguenther@suse.de>
PR tree-optimization/69242
* tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
assert with a check.
2016-01-13 Richard Biener <rguenther@suse.de>
PR tree-optimization/69186
* tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
Properly guard vect_update_misalignment_for_peel call.
2016-01-12 Jeff Law <law@redhat.com>
PR tree-optimization/pr67755
* tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
"need_profile_correction".
(thread_block_1): Initialize new field to false by default. If we
have multiple thread paths through a common joiner to different
final targets, then set new field to true.
(compute_path_counts): Only do count adjustment when it's really
needed.
2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
* doc/invoke.texi (Spec Files): Move section down in file, past
all command-line option descriptions.
2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
PR middle-end/54809
* doc/gty.texi: Remove documentation of mark_hook.
* gengtype.c (struct write_types_data): Remove code to support
mark_hook attribute.
(walk_type): Likewise.
(write_func_for_structure): Likewise.
2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
* doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
Directory Options, and -specs= to Overall Options.
(Overall Options): Adjust similarly. Reorder to group related
options together. Make -specs= cross-reference the spec file details.
(Directory Options): Adjust similarly.
2016-01-12 Jeff Law <law@redhat.com>
* tree-ssa-threadupdate.c: Various whitespace and typo fixes.
2016-01-12 Olivier Hainque <hainque@adacore.com>
* gcc.c (spec_undefvar_allowed): New global.
(process_command): Set to true when running for --version or --help,
alone or together.
(getenv_spec_function): When the variable is not defined, use the
variable name as the variable value if we're allowed not to issue
a fatal error.
2016-01-12 Bin Cheng <bin.cheng@arm.com>
PR tree-optimization/68911
* tree-vrp.c (adjust_range_with_scev): Check overflow in range
information computed for expression "init + nit * step".
2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
* doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
about name of GCC executable. Remove deleted node from menu.
(Directory Options) <-B>: Remove cross-reference to deleted node.
(Target Options): Delete section.
2016-01-12 Christian Bruel <christian.bruel@st.com>
PR target/69180
* config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
2016-01-12 Jakub Jelinek <jakub@redhat.com>
PR target/69198
* config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
aligned_mem is properly set for AVX512-VL floating point masked
stores.
PR target/69175
* ifcvt.c (cond_exec_process_if_block): When removing the last
insn from then_bb, remove also any possible barriers that follow it.
2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
PR target/68456
PR target/69226
* config/i386/iamcu.h (SIZE_TYPE): New macro.
(PTRDIFF_TYPE): Likewise.
(WCHAR_TYPE): Likewise.
(WCHAR_TYPE_SIZE): Likewise.
(STDINT_LONG32): Likewise.
2016-01-12 Richard Biener <rguenther@suse.de>
PR tree-optimization/69053
* tree-vect-loop.c (get_initial_def_for_reduction): Properly
convert initial value for cond reductions.
2016-01-12 Richard Biener <rguenther@suse.de>
PR tree-optimization/69007
* tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
widen_sum after dot_prod and sad.
2016-01-12 Richard Biener <rguenther@suse.de>
PR tree-optimization/69168
* tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
pattern stmt SLP type.
* tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
end up unused so cope with that case.
2016-01-12 Richard Biener <rguenther@suse.de>
PR tree-optimization/69157
* tree-vect-stmts.c (vectorizable_mask_load_store): Check
stmts def type only during analyze phase.
(vectorizable_call): Likewise.
(vectorizable_simd_clone_call): Likewise.
(vectorizable_conversion): Likewise.
(vectorizable_assignment): Likewise.
(vectorizable_shift): Likewise.
(vectorizable_operation): Likewise.
(vectorizable_store): Likewise.
(vectorizable_load): Likewise.
2016-01-12 Richard Biener <rguenther@suse.de>
PR tree-optimization/69174
* tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
space.
(vectorizable_load): Properly compute the number of loads needed
for permuted strided SLP loads and do not spuriously assign
to SLP_TREE_VEC_STMTS.
2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
* config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
(TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
(MD_EXEC_PREFIX): Remove.
(MD_STARTFILE_PREFIX) Removee.
(FILE_NAME_ABSOLUTE_P): Remove.
(CPP_SPEC): Do not read macros from sys/version.h.
(LINK_COMMAND_SPEC): Remove.
(LOCAL_INCLUDE_DIR): Remove.
(TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
(TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
(POST_LINK_SPEC): Define to invoke stubify after linker
(LIBSTDCXX): Remove define
(DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
(DEFAULT_PCC_STRUCT_RETURN): Define to 1.
(SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
(SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
(SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
(IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
(i386_djgpp_asm_named_section): Add propotype of new procedure
* config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
(MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
(STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
in config/i386/djgpp.h).
(STANDARD_STARTFILE_PREFIX_2): Define identical to
STANDARD_STARTFILE_PREFIX_1.
(LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
(GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
installation errors.
(MAX_OFILE_ALIGNMENT): Define to 128.
(HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
* config/i386/djgpp.c: New file. Add implementation of
i386_djgpp_asm_named_section.
* config/i386/djgpp.opt: Remove obsolete option -mbnu210.
* config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
Add rule for building djgpp.o.
2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
* config/rs6000/rs6000.c (v2df_reduction_p): New function.
(rtx_is_swappable_p): Reductions are swappable.
(insn_is_swappable_p): V2DF reductions are swappable.
2016-01-11 John David Anglin <danglin@gcc.gnu.org>
* config/pa/pa.c (pa_emit_move_sequence): Handle floating point
reloads for other unsupported memory operands.
2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
Jim Wilson <jim.wilson@linaro.org>
PR target/69194
* config/arm/arm-builtins.c (arm_expand_neon_args): Call
copy_to_mode_reg instead of force_reg.
2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
PR target/69225
* config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
TARGET_80387 is true.
2016-01-11 Jakub Jelinek <jakub@redhat.com>
PR target/69071
* lra-eliminations.c (move_plus_up): Only move plus up
if subreg of the constant can be simplified into constant
and use the simplified subreg of the constant instead of
the original constant.
* fold-const.c (fold_convertible_p): Don't return true
for conversion of VECTOR_TYPE to same sized integral type.
(fold_convert_loc): Fix up formatting. Fold conversion of
VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
instead of NOP_EXPR.
PR tree-optimization/69214
* tree-vrp.c (simplify_cond_using_ranges): Don't propagate
innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
Formatting fix.
PR tree-optimization/69207
* tree-vect-slp.c (vect_get_constant_vectors): For
VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
fold_convertible_p to vector_type's element type, and always
use VCE for non-VECTOR_BOOLEAN_TYPE_P.
2016-01-11 Richard Biener <rguenther@suse.de>
PR tree-optimization/69173
* tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
fixup the cycle if all stmts are in a pattern.
2016-01-11 Uros Bizjak <ubizjak@gmail.com>
PR middle-end/68999
* alias.c (base_alias_check): Move check for addresses with
alignment ANDs before the call for compare_base_decls.
(memrefs_conflict_p): Return -1 for different decls
that went through alignment adjustments.
2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
PR rtl-optimization/68796
* config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
* config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
and QImode comparisons against zero with CC_NZmode.
* config/aarch64/iterators.md (short_mask): New mode_attr.
2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
(<avx512>_store<mode>_mask): Likewise.
2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
Kyrylo Tkachov <kyrylo.tkachov@arm.com>
PR rtl-optimization/68841
* ifcvt.c (struct noce_if_info): Add orig_x field.
(bbs_ok_for_cmove_arith): Add to_rename parameter.
Don't record conflicts on to_rename if it's present.
Allow memory destinations in sets.
(noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
blocks, passing orig_x to the checks.
(noce_process_if_block): Set if_info->orig_x appropriately.
2016-01-11 Tom de Vries <tom@codesourcery.com>
PR tree-optimization/69069
* tree-parloops.c (create_parallel_loop): Add missing phi args.
2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
PR rtl-optimization/68920
* config/i386/i386.c (ix86_option_override_internal): Restrict number
of conditional moves for RTL if-conversion to 1 for
TARGET_ONE_IF_CONV_INSN.
* config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
* config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
* params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
parameter to restirct number of conditional moves for
RTL if-conversion.
* doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
* ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
conditionl moves.
2016-01-11 Alexandre Oliva <aoliva@redhat.com>
PR bootstrap/69123
* var-tracking.c (drop_overlapping_mem_locs): Operate on all
onepart vars. Fix typo in comment. Fix reversed condition in
unshare test.
(dataflow_set_remove_mem_locs): Operate on all onepart vars.
PR bootstrap/69123
* var-tracking.c (dump_onepart_variable_differences): New.
(dataflow_set_different): If a detailed dump is requested,
delay early returns and dump differences between onepart
variables present before and after, and added variables.
2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
PR target/69010
* expr.c (expand_expr_real_1): For boolean vector constants
with a scalar mode use const_scalar_mask_from_tree.
(const_scalar_mask_from_tree): New.
* optabs.c (expand_vec_cond_mask_expr): Use mask mode
assigned to a mask type to handle constants.
2016-01-11 Martin Jambor <mjambor@suse.cz>
PR ipa/69044
* ipa-cp.c (estimate_local_effects): Do not clone for removal of
useless parameters if we cannot change function signature.
2016-01-11 Martin Jambor <mjambor@suse.cz>
PR ipa/66616
* cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
flag.
2016-01-11 Tom de Vries <tom@codesourcery.com>
PR tree-optimization/69109
* tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
latch with phi.
2016-01-11 Tom de Vries <tom@codesourcery.com>
PR tree-optimization/69108
* tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
res is not used in a phi.
2016-01-11 Yury Gribov <y.gribov@samsung.com>
PR 67425
* common.opt (frandom-seed): Fix parameter name.
* doc/invoke.texi (frandom-seed): Ditto and describe parameter.
2016-01-11 Tom de Vries <tom@codesourcery.com>
PR tree-optimization/69058
* tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
not supported.
2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
* config/arc/arc.opt (mdiv-rem): Add period to the end.
(mcode-density): Likewise.
2016-01-10 Tom de Vries <tom@codesourcery.com>
PR tree-optimization/69062
* tree-parloops.c (loop_has_phi_with_address_arg): New function.
(parallelize_loops): Don't paralelize loop that has phi with address
arg.
2016-01-10 Tom de Vries <tom@codesourcery.com>
PR tree-optimization/69039
* tree-parloops.c (try_create_reduction_list): Only allow single exit
phi for reduction.
2016-01-09 John David Anglin <danglin@gcc.gnu.org>
PR middle-end/68743
* match.pd: Require target has function_c99_misc before doing
truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
* configure.ac (isl_options_set_schedule_serialize_sccs): Also
use GMPINC.
* configure: Regenerate.
2016-01-09 Jakub Jelinek <jakub@redhat.com>
PR middle-end/50865
PR tree-optimization/69097
* fold-const.h (expr_not_equal_to): New prototype.
* fold-const.c: Include stringpool.h and tree-ssanames.h.
(expr_not_equal_to): New function.
* match.pd (X % -Y is the same as X % Y): Don't optimize
unless X is known not to be equal to minimum or Y is known
not to be equal to -1.
* tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
fold TRUNC_MOD_EXPR if the second argument is not a power of two.
(simplify_stmt_using_ranges): Adjust caller.
(vrp_finalize): Call set_value_range on SSA_NAMEs before calling
substitute_and_fold.
2016-01-09 Jan Hubicka <hubicka@ucw.cz>
* ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
w/o DECL_NAME.
2016-01-08 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/69167
* gimple-fold.c (replace_stmt_with_simplification): Also punt if
new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
ops[0] comparison.
* gimple-match-head.c (maybe_push_res_to_seq): Likewise.
2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
Richard Biener <rguenther@suse.de>
PR tree-optimization/68707
* tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
instances that can be handled via vect_load_lanes.
2016-01-08 Uros Bizjak <ubizjak@gmail.com>
* symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
if we can't determine address equivalence.
* alias.c (compare_base_decl): Update for changed return value of
symtab_node::equal_address_to.
2016-01-08 Jason Merrill <jason@redhat.com>
PR c++/68983
PR c++/67557
* function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
* expr.c (store_field): Not here.
* tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
call with TREE_ADDRESSABLE type.
* tree-cfg.c (verify_gimple_call): Adjust.
2016-01-08 Olivier Hainque <hainque@adacore.com>
* config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
libc_internal.
2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
* gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
(reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
(reduc_smin_v2sf): Rename to...
(reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
(reduc_splus_v2sf): Rename to...
(reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
2016-01-08 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/69162
* gimplify.c (gimplify_va_arg_expr): Encode original type of
valist argument in another argument.
(gimplify_modify_expr): Adjust for the above change. Cleanup.
* tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
to determine the va_list type, build a MEM_REF instead of
build_fold_indirect_ref.
PR tree-optimization/69172
* gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
gimple_build.
2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
PR tree-optimization/67781
* tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
and cmpnop in two steps: first the ones not accessed in original
gimple expression in a endian independent way and then the ones not
accessed in the final result in an endian-specific way.
2016-01-08 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/69083
* tree-vect-slp.c (vect_get_constant_vectors): For
VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
element type. If op is fold_convertible_p to vector_type's element
type, use NOP_EXPR instead of VCE.
2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
PR rtl-optimization/67778
PR rtl-optimization/68634
PR rtl-optimization/68909
* shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
block from the stack until done with it. Remove a superfluous
bitmap set. Remove a superfluous bitmap test.
2016-01-07 Martin Sebor <msebor@redhat.com>
PR c/68966
* doc/extend.texi (__atomic Builtins, __sync Builtins): Document
constraint on the type of arguments.
2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
* config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
unaligned_access on the gcc_options set.
* config/arm/arm.c (arm_option_override_internal): Use
SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
2016-01-07 Uros Bizjak <ubizjak@gmail.com>
PR target/69140
* config/i386/i386.c (ix86_frame_pointer_required): Enable
frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
2016-01-07 Uros Bizjak <ubizjak@gmail.com>
Revert
2016-01-06 Uros Bizjak <ubizjak@gmail.com>
PR target/69140
* config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
depending on frame_pointer_needed before remaining integer and SSE
registers are saved.
2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
PR 1078
* doc/extend.texi (Nvidia PDX Function Attributes): New section.
2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
PR target/69171
* config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
Use the "xBm" constraint.
(float<sseintvecmodelower><mode>2<mask_name><round_name):
Likewise.
(sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
(sse_cvtsi2ssq<round_name>): Likewise.
(sse_cvtss2si<round_name>): Likewise.
(sse_cvtss2siq<round_name>): Likewise.
(sse2_cvtsi2sdq<round_name>): Likewise.
(sse2_cvtsd2si<round_name>): Likewise.
(sse2_cvtsd2siq<round_name>): Likewise.
* config/i386/subst.md (round_nimm_scalar_predicate): New
predicate.
2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
PR middle-end/67639
* varasm.c (make_decl_rtl): Mark invalid register vars as
DECL_EXTERNAL.
PR rtl-optimization/66206
* bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
All callers changed.
2016-01-07 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/69141
* tree-ssa-pre.c: Include langhooks.h.
(eliminate_dom_walker::before_dom_children): Use
lang_hooks.decl_printable_name instead of
cgraph_node::get ()->name ().
PR middle-end/68960
* gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
it and DECL_ALIGN too.
2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
* config/mips/mips-ftypes.def: Sort to lexicographical order.
2016-01-06 Uros Bizjak <ubizjak@gmail.com>
PR target/69140
* config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
depending on frame_pointer_needed before remaining integer and SSE
registers are saved.
2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
* config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
mode iterator with VSX_M2.
(*p9_vecstore_<mode>): Likewise.
(*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
(*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
(*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
(define_split for VSX_LE128 stores): Likewise.
(define_peephole2 for TImode LE swaps): Likewise.
(define_split for VSX_LE128 post-reload stores): Likewise.
2016-01-06 Marek Polacek <polacek@redhat.com>
PR sanitizer/69099
* convert.c (convert_to_integer_1): Adjust call to
ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
* ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
EXPR instead of ARG.
* ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
PR 1078
* doc/extend.texi (RL78 Variable Attributes): New section.
2016-01-05 Marek Polacek <polacek@redhat.com>
PR c/69104
* builtins.c (get_memmodel): Use expansion point location rather than
the input location. Call warning_at rather than warning.
(expand_builtin_atomic_compare_exchange): Likewise.
(expand_builtin_atomic_load): Likewise.
(expand_builtin_atomic_store): Likewise.
(expand_builtin_atomic_clear): Likewise.
2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
PR target/68991
* config/i386/i386.c (ix86_expand_vector_logical_operator):
Replace nonimmediate_operand with vector_operand.
* config/i386/predicates.md (vector_operand): New predicate.
(general_vector_operand): Replace nonimmediate_operand with
vector_operand.
* config/i386/sse.md: Replace nonimmediate_operand with
vector_operand and m constraint with Bm constraint on SSE
patterns with 16-byte memory operand.
* config/i386/subst.md (round_nimm_predicate): Replace
nonimmediate_operand with vector_operand.
(round_saeonly_nimm_predicate): Likewise.
(round_saeonly_nimm_scalar_predicate): New.
2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
PR target/68991
* config/i386/constraints.md (Bm): New constraint.
* config/i386/predicates.md (vector_memory_operand): New
predicate.
* config/i386/sse.md: Replace xm with xBm in plusminus and
any_logic patterns.
2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
PR 1078
* doc/extend.texi (V850 Function Attributes): New section.
(V850 Variable Attributes): New section.
2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
PR 1078
* doc/extend.texi (MicroBlaze Function Attributes): Document
interrupt_handler and fast_interrupt attributes.
2016-01-05 Sergei Trofimovich <siarheit@google.com>
PR other/60465
* config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
for local symbolic operands.
* config/ia64/predicates.md (local_symbolic_operand64): New
predicate.
2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
PR rtl-optimization/68651
* combine.c (combine_simplify_rtx): Canonicalize x + x into
x << 1.
2016-01-05 Nathan Sidwell <nathan@acm.org>
* alias.c (compare_base_decls): Use symtab_node::get.
2016-01-05 Nick Clifton <nickc@redhat.com>
PR target/68770
* ira-costs.c (copy_cost): Initialise the t_icode field of the
secondary_reload_info structure.
PR target/66655
* config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
decls if weak support is available.
2016-01-04 Martin Sebor <msebor@redhat.com>
* doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
* config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
OPTION_MASK_P9_DFORM.
* config/rs6000/constraints.md (wo constraint): New constraint for
ISA 3.0 (power9).
* config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
for wo constraint.
(rs6000_init_hard_regno_mode_ok): Likewise.
* config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
wo constraint.
* config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
expanders not to have constraints. Add support for ISA 3.0 xxperm
instruction. Add support for fusing xxlor with xxperm.
(altivec_vperm_<mode>_internal): Likewise.
(altivec_vperm_v8hiv16qi): Likewise.
(altivec_vperm_<mode>v16q): Likewise.
(altivec_vperm_<mode>_uns): Likewise.
(vperm_v8hiv4si): Likewise.
(vperm_v16qiv8hi): Likewise.
* doc/md.texi (RS/6000 constraints): Document wo constraint.
2016-01-04 Jakub Jelinek <jakub@redhat.com>
Update copyright years.
* gcc.c (process_command): Update copyright notice dates.
* gcov-dump.c (print_version): Ditto.
* gcov.c (print_version): Ditto.
* gcov-tool.c (print_version): Ditto.
* gengtype.c (create_file): Ditto.
* doc/cpp.texi: Bump @copying's copyright year.
* doc/cppinternals.texi: Ditto.
* doc/gcc.texi: Ditto.
* doc/gccint.texi: Ditto.
* doc/gcov.texi: Ditto.
* doc/install.texi: Ditto.
* doc/invoke.texi: Ditto.
2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
* config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
modes larger than TImode as TImode if NEON is not enabled.
2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
PR target/69100
* config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
mode for %f0-%f31 only if TARGET_FPU.
2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
PR target/69072
* config/sparc/sparc.c (scan_record_type): Take into account subfields
to compute the PACKED_P predicate.
(function_arg_record_value): Minor tweaks.
2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
* doc/install.texi (--with-multilib-list): Describe the meaning of the
option for arm*-*-* targets.
2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
* doc/extend.texi (Common Function Attributes): Move docs for
MSP430-specific attributes to....
(MSP430 Function Attributes): ...here. Delete the redundant
entries and copy-edit the remaining text.
(MSP430 Variable Attributes): Use uniform format for index
entries and add a cross-reference to the corresponding function
attribute docs.
2016-01-03 Vladimír Čunát <vcunat@gmail.com>
* doc/invoke.texi (RS/6000 and PowerPC Options): Fix
-finite-math typo.
(x86 Options): Likewise.
2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
PR 1078
* extend.texi (Common Function Attributes) <no_stack_limit>: New.
* invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
to corresponding attribute.
2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
* doc/extend.texi (Common Function Attributes) <noplt>: Move
to correct alphabetization of table. Copy-edit and correct
markup.
<stack_protect>: Likewise.
<target_clones>: Likewise.
<simd>: Likewise.
* doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
Correct punctuation.
(Code Gen Options) <-fno-plt>: Copy-edit.
2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
PR target/68917
* config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
SI values. Explicitly convert SI to DI and vice-versa.
2016-01-01 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/69070
* tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
PR sanitizer/69055
* ubsan.c (ubsan_instrument_float_cast): Call
initialize_sanitizer_builtins.
PR target/69015
* ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
Copyright (C) 2016 Free Software Foundation, Inc.
Copying and distribution of this file, with or without modification,
are permitted in any medium without royalty provided the copyright
notice and this notice are preserved.
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