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2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
* config/arm/arm-builtins.c (arm_unsigned_binop_qualifiers): New.
(UBINOP_QUALIFIERS): New.
(si_UP): Define.
(acle_builtin_data): New. Change comment.
(arm_builtins): Remove ARM_BUILTIN_CRC32B, ARM_BUILTIN_CRC32H,
ARM_BUILTIN_CRC32W, ARM_BUILTIN_CRC32CB, ARM_BUILTIN_CRC32CH,
ARM_BUILTIN_CRC32CW. Add ARM_BUILTIN_ACLE_BASE and include
arm_acle_builtins.def.
(ARM_BUILTIN_ACLE_PATTERN_START): Define.
(arm_init_acle_builtins): New.
(CRC32_BUILTIN): Remove.
(bdesc_2arg): Remove entries for crc32b, crc32h, crc32w,
crc32cb, crc32ch and crc32cw.
(arm_init_crc32_builtins): Remove.
(arm_init_builtins): Use arm_init_acle_builtins rather
than arm_init_crc32_builtins.
(arm_expand_acle_builtin): New.
(arm_expand_builtin): Use 'arm_expand_acle_builtin'.
* config/arm/arm_acle_builtins.def: New.
2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
* config/arm/arm-builtins.c (neon_builtin_datum): Rename to ..
(arm_builtin_datum): ... this.
(arm_init_neon_builtin): Rename to ...
(arm_init_builtin): ... this. Add a new parameters PREFIX
and USE_SIG_IN_NAME.
(arm_init_neon_builtins): Replace 'arm_init_neon_builtin' with
'arm_init_builtin'. Replace type 'neon_builtin_datum' with
'arm_builtin_datum'.
(arm_init_vfp_builtins): Likewise.
(builtin_arg): Rename enum's replacing 'NEON_ARG' with
'ARG_BUILTIN' and add a 'ARG_BUILTIN_NEON_MEMORY.
(arm_expand_neon_args): Rename to ...
(arm_expand_builtin_args): ... this. Rename builtin_arg
enum values and differentiate between ARG_BUILTIN_MEMORY
and ARG_BUILTIN_NEON_MEMORY.
(arm_expand_neon_builtin_1): Rename to ...
(arm_expand_builtin_1): ... this. Rename builtin_arg enum
values, arm_expand_builtin_args and add bool parameter NEON.
(arm_expand_neon_builtin): Use arm_expand_builtin_1.
(arm_expand_vfp_builtin): Likewise.
(NEON_MAX_BUILTIN_ARGS): Remove, it was unused.
2017-01-01 Jan Hubicka <hubicka@ucw.cz>
PR middle-end/77484
* predict.def (PRED_POLYMORPHIC_CALL): Set to 59.
* predict.c (tree_estimate_probability_bb): Reverse direction of
polymorphic call predictor.
2017-01-06 David Malcolm <dmalcolm@redhat.com>
* passes.c (execute_one_pass): Split out pass-skipping logic
into...
(determine_pass_name_match): ...this new function and...
(should_skip_pass_p): ...this new function.
2017-01-06 Nathan Sidwell <nathan@acm.org>
* ipa-visibility.c (function_and_variable_visibility): Reformat
comments and long lines. Remove extrneous if.
* symtab.c (symtab_node::make_decl_local): Fix code format.
(symtab_node::set_section_for_node): Fix comment typo.
2017-01-06 Martin Liska <mliska@suse.cz>
PR bootstrap/79003
* lra-constraints.c: Rename invariant to lra_invariant.
* predict.c (set_even_probabilities): Initialize e to NULL.
2017-01-05 Martin Sebor <msebor@redhat.com>
PR tree-optimization/78910
* gimple-ssa-sprintf.c (tree_digits): Add an argument.
(format_integer): Correct off-by-one error in the handling
of precision with negative numbers in signed conversions..
2017-01-05 Eric Botcazou <ebotcazou@adacore.com>
* doc/invoke.texi (C Dialect Options): Adjust -fsso-struct entry.
2017-01-05 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/71016
* tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Pass cond_stmt to
factor_out_conditional_conversion. Formatting fix.
(factor_out_conditional_conversion): Add cond_stmt argument.
If arg1 is INTEGER_CST, punt if new_arg0 is not any operand of
cond_stmt and if arg0_def_stmt is not the only stmt in its bb.
Formatting fix.
2017-01-05 David Malcolm <dmalcolm@redhat.com>
* Makefile.in (OBJS): Add read-md.o, read-rtl.o,
read-rtl-function.o, and selftest-rtl.o.
* config/aarch64/aarch64.c: Include selftest.h and
selftest-rtl.h.
(selftest::aarch64_test_loading_full_dump): New function.
(selftest::aarch64_run_selftests): New function.
(TARGET_RUN_TARGET_SELFTESTS): Wire it up to
selftest::aarch64_run_selftests.
* config/i386/i386.c
(selftest::ix86_test_loading_dump_fragment_1): New function.
(selftest::ix86_test_loading_call_insn): New function.
(selftest::ix86_test_loading_full_dump): New function.
(selftest::ix86_test_loading_unspec): New function.
(selftest::ix86_run_selftests): Call the new functions.
* emit-rtl.c (maybe_set_max_label_num): New function.
* emit-rtl.h (maybe_set_max_label_num): New decl.
* function.c (instantiate_decls): Guard call to
instantiate_decls_1 with if (DECL_INITIAL (fndecl)).
* function-tests.c (selftest::verify_three_block_rtl_cfg): Remove
"static".
* gensupport.c (gen_reader::gen_reader): Pass "false"
for new "compact" param of rtx_reader.
* print-rtl.c (rtx_writer::print_rtx_operand): Print "(nil)"
rather than an empty string for NULL strings.
* read-md.c: Potentially include config.h rather than bconfig.h.
Wrap include of errors.h with #ifdef GENERATOR_FILE.
(have_error): New global, copied from errors.c.
(md_reader::read_name): Rename to...
(md_reader::read_name_1): ...this, adding "out_loc" param,
and converting "missing name or number" to returning false, rather
than failing.
(md_reader::read_name): Reimplement in terms of read_name_1.
(md_reader::read_name_or_nil): New function.
(md_reader::read_string): Handle "(nil)" by returning NULL.
(md_reader::md_reader): Add new param "compact".
(md_reader::read_md_files): Wrap with #ifdef GENERATOR_FILE.
(md_reader::read_file): New method.
* read-md.h (md_reader::md_reader): Add new param "compact".
(md_reader::read_file): New method.
(md_reader::is_compact): New accessor.
(md_reader::read_name): Convert return type from void to
file_location.
(md_reader::read_name_or_nil): New decl.
(md_reader::read_name_1): New decl.
(md_reader::m_compact): New field.
(noop_reader::noop_reader): Pass "false" for new "compact" param
of rtx_reader.
(rtx_reader::rtx_reader): Add new "compact" param.
(rtx_reader::read_rtx_operand): Make virtual and convert return
type from void to rtx.
(rtx_reader::read_until): New decl.
(rtx_reader::handle_any_trailing_information): New virtual
function.
(rtx_reader::postprocess): New virtual function.
(rtx_reader::finalize_string): New virtual function.
(rtx_reader::m_in_call_function_usage): New field.
(rtx_reader::m_reuse_rtx_by_id): New field.
* read-rtl-function.c: New file.
* selftest-rtl.c (selftest::assert_rtx_ptr_eq_at): New function.
* selftest-rtl.h (ASSERT_RTX_PTR_EQ): New macro.
(selftest::verify_three_block_rtl_cfg): New decl.
* read-rtl-function.h: New file.
* read-rtl.c: Potentially include config.h rather than bconfig.h.
For host, include function.h, memmodel.h, and emit-rtl.h.
(one_time_initialization): New function.
(struct compact_insn_name): New struct.
(compact_insn_names): New array.
(find_code): Handle insn codes in compact dumps.
(apply_subst_iterator): Wrap with #ifdef GENERATOR_FILE.
(bind_subst_iter_and_attr): Likewise.
(add_condition_to_string): Likewise.
(add_condition_to_rtx): Likewise.
(apply_attribute_uses): Likewise.
(add_current_iterators): Likewise.
(apply_iterators): Likewise.
(initialize_iterators): Guard usage of apply_subst_iterator with
#ifdef GENERATOR_FILE.
(read_conditions): Wrap with #ifdef GENERATOR_FILE.
(md_reader::read_mapping): Likewise.
(add_define_attr_for_define_subst): Likewise.
(add_define_subst_attr): Likewise.
(read_subst_mapping): Likewise.
(check_code_iterator): Likewise.
(rtx_reader::read_rtx): Likewise. Move one-time initialization
logic to...
(one_time_initialization): New function.
(rtx_reader::read_until): New method.
(read_flags): New function.
(parse_reg_note_name): New function.
(rtx_reader::read_rtx_code): Initialize "iterator" to NULL.
Handle reuse_rtx ids.
Wrap iterator lookup within #ifdef GENERATOR_FILE.
Add parsing support for RTL dumps, mirroring the special-cases in
print_rtx, by calling read_flags, reading REG_NOTE names, INSN_UID
values, and calling handle_any_trailing_information.
(rtx_reader::read_rtx_operand): Convert return type from void
to rtx, returning return_rtx. Handle case 'e'. Call
finalize_string on XSTR and XTMPL fields.
(rtx_reader::read_nested_rtx): Handle dumps in which trailing
"(nil)" values were omitted. Call the postprocess vfunc on the
return_rtx.
(rtx_reader::rtx_reader): Add new "compact" param and pass to base
class ctor. Initialize m_in_call_function_usage. Call
one_time_initialization.
* rtl-tests.c (selftest::test_uncond_jump): Call
set_new_first_and_last_insn.
* rtl.h (read_rtx): Wrap decl with #ifdef GENERATOR_FILE.
* selftest-rtl.c: New file.
* selftest-rtl.h (class selftest::rtl_dump_test): New class.
(selftest::get_insn_by_uid): New decl.
* selftest-run-tests.c (selftest::run_tests): Call
read_rtl_function_c_tests.
* selftest.h (selftest::read_rtl_function_c_tests): New decl.
* tree-dfa.c (ssa_default_def): Return NULL_TREE for rtl function
dumps.
2017-01-05 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (*testqi_ext_3): No need to handle memory
operands in a special way. Assert that pos+len <= mode precision.
2017-01-05 Jakub Jelinek <jakub@redhat.com>
* common.opt (fvect-cost-model): Remove RejectNegative flag, use
3 argument Alias with unlimited for the negative form.
(fno-vect-cost-model): Removed.
2017-01-05 Martin Liska <mliska@suse.cz>
* hsa-gen.c (gen_hsa_divmod): New function.
(gen_hsa_insn_for_internal_fn_call): Use the function for IFN_DIVMOD.
2017-01-05 Martin Liska <mliska@suse.cz>
PR pch/78970
* gcc.c (lookup_compiler): Reject '-' filename for a precompiled
header.
2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
* config/s390/s390.c (s390_expand_setmem): Unroll the loop for
small constant length operands.
2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
* config/s390/s390.c (s390_expand_setmem): Avoid overlapping bytes
between loop iterations.
2017-01-05 Martin Liska <mliska@suse.cz>
PR sanitizer/78815
* gimplify.c (gimplify_decl_expr): Compare to
asan_poisoned_variables instread of checking flags.
(gimplify_target_expr): Likewise.
(gimplify_expr): Likewise.
(gimplify_function_tree): Conditionally initialize
asan_poisoned_variables.
2017-01-04 Jeff Law <law@redhat.com>
PR tree-optimizatin/78812
* rtl.h (contains_mem_rtx_p): Prototype.
* ifcvt.c (containts_mem_rtx_p): Move from here to...
* rtlanal.c (contains_mem_rtx_p): Here and remove static linkage.
* gcse.c (prune_expressions): Use contains_mem_rtx_p to discover
and prune MEMs that are not at the toplevel of a SET_SRC rtx. Look
through ZERO_EXTEND and SIGN_EXTEND when trying to avoid pruning MEMs.
2017-01-04 Alexandre Oliva <aoliva@redhat.com>
* input.c (assert_char_at_range): Default-initialize actual_range.
2017-01-04 Alexandre Oliva <aoliva@redhat.com>
* df-scan.c (df_ref_create_structure): Make regno unsigned,
to match the caller.
2017-01-04 Alexandre Oliva <aoliva@redhat.com>
* cfgexpand.c (expand_gimple_basic_block): Disregard debug
insns after final jump in test to emit dummy move.
2017-01-04 Alexandre Oliva <aoliva@redhat.com>
* gimple-iterator.h (gsi_one_nondebug_before_end_p): New.
* tree-eh.c (cleanup_empty_eh): Skip more debug stmts.
2017-01-04 Alexandre Oliva <aoliva@redhat.com>
* multiple_target.c (create_dispatcher_calls): Init e_next.
* tree-ssa-loop-split.c (split_loop): Init border.
* tree-vect-loop.c (vect_determine_vectorization_factor): Init
scalar_type.
2017-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
PR target/71977
PR target/70568
PR target/78823
* config/rs6000/predicates.md (sf_subreg_operand): New predicate.
(altivec_register_operand): Do not return true if the operand
contains a SUBREG mixing SImode and SFmode.
(vsx_register_operand): Likewise.
(vsx_reg_sfsubreg_ok): New predicate.
(vfloat_operand): Do not return true if the operand contains a
SUBREG mixing SImode and SFmode.
(vint_operand): Likewise.
(vlogical_operand): Likewise.
(gpc_reg_operand): Likewise.
(int_reg_operand): Likewise.
* config/rs6000/rs6000-protos.h (valid_sf_si_move): Add declaration.
* config/rs6000/rs6000.c (valid_sf_si_move): New function to
determine if a MOVSI or MOVSF operation contains SUBREGs that mix
SImode and SFmode.
(rs6000_emit_move_si_sf_subreg): New helper function.
(rs6000_emit_move): Call rs6000_emit_move_si_sf_subreg to possbily
fixup SUBREGs involving SImode and SFmode.
* config/rs6000/vsx.md (SFBOOL_*): New constants that are operand
numbers for the new peephole2 optimization.
(peephole2 for SFmode unions): New peephole2 to optimize cases in
the GLIBC math library that do AND/IOR/XOR operations on single
precision floating point.
* config/rs6000/rs6000.h (TARGET_NO_SF_SUBREG): New internal
target macros to say whether we need to avoid SUBREGs mixing
SImode and SFmode.
(TARGET_ALLOW_SF_SUBREG): Likewise.
* config/rs6000/rs6000.md (UNSPEC_SF_FROM_SI): New unspecs.
(UNSPEC_SI_FROM_SF): Likewise.
(iorxor): Change spacing.
(and_ior_xor): New iterator for AND, IOR, and XOR.
(movsi_from_sf): New insns for SImode/SFmode SUBREG support.
(movdi_from_sf_zero_ext): Likewise.
(mov<mode>_hardfloat, FMOVE32 iterator): Use register_operand
instead of gpc_reg_operand. Add SImode/SFmode SUBREG support.
(movsf_from_si): New insn for SImode/SFmode SUBREG support.
(fma<mode>4): Use gpc_reg_operand instead of register_operand.
(fms<mode>4): Likewise.
(fnma<mode>4): Likewise.
(fnms<mode>4): Likewise.
(nfma<mode>4): Likewise.
(nfms<mode>4): Likewise.
2017-01-04 Marek Polacek <polacek@redhat.com>
PR c++/64767
* doc/invoke.texi: Document -Wpointer-compare.
2017-01-04 Jakub Jelinek <jakub@redhat.com>
* optc-gen.awk: Emit #error for -W*/-f*/-m* Enum without
RejectNegative.
* dwarf2out.c (output_loc_list): Don't throw away 64K+ location
descriptions for -gdwarf-5 and emit them as uleb128 instead of
2-byte data.
2017-01-04 Kelvin Nilsen <kelvin@gcc.gnu.org>
PR target/78056
* doc/sourcebuild.texi (PowerPC-specific attributes): Add
documentation of the powerpc_popcntb_ok attribute.
* config/rs6000/rs6000.c (rs6000_option_override_internal): Add
code to issue warning messages if a requested CPU configuration is
not supported by the binary (assembler and loader) toolchain.
(spe_init_builtins): Add two assertions to prevent ICE if attempt is
made to define a built-in function that has been disabled.
(paired_init_builtins): Add assertion to prevent ICE if attempt is
made to define a built-in function that has been disabled.
(altivec_init_builtins): Add comment explaining why definition
of the DST built-in functions is not preceded by an assertion
check. Add assertions to prevent ICE if attempts are made to
define an altivec predicate or an abs* built-in function that has
been disabled.
(htm_init_builtins): Add comment explaining why definition of the
htm built-in functions is not preceded by an assertion check.
2017-01-04 Jeff Law <law@redhat.com>
PR tree-optimizatin/67955
* tree-ssa-alias.c (same_addr_size_stores_p): Check offsets first.
Allow any SSA_VAR_P as the base objects. Use integer_zerop. Verify
the points-to solution does not include pt_null. Use DECL_PT_UID
unconditionally.
2017-01-04 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (HI/SImode test with imm to QImode splitters):
Use gen_int_mode instead of gen_lopwart for const_int operands.
2017-01-04 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/71563
* match.pd: Simplify X << Y into X if Y is known to be 0 or
out of range value - has low bits known to be zero.
2017-01-04 Alan Modra <amodra@gmail.com>
* Makefile.in (aclocal_deps): Update and order as per aclocal.m4.
* configure: Regenerate.
* config.in: Regenerate.
2017-01-04 Jakub Jelinek <jakub@redhat.com>
PR bootstrap/77569
* input.c (ebcdic_execution_charset::on_error): Don't use strstr for
a substring of the message, but strcmp with the whole message. Ifdef
ENABLE_NLS, translate the message first using dgettext.
2017-01-03 Jeff Law <law@redhat.com>
PR tree-optimizatin/78856
* tree-ssa-threadupdate.c: Include tree-vectorizer.h.
(mark_threaded_blocks): Remove code to truncate thread paths that
cross multiple loop headers. Instead invalidate the cached loop
iteration information and handle case of a thread path walking
into an irreducible region.
2017-01-03 Michael Meissner <meissner@linux.vnet.ibm.com>
PR target/78900
* config/rs6000/rs6000.c (rs6000_split_signbit): Change some
assertions. Add support for doing the signbit if the IEEE 128-bit
floating point value is in a GPR.
* config/rs6000/rs6000.md (Fsignbit): Delete.
(signbit<mode>2_dm): Delete using <Fsignbit> and just use "wa".
Update the length attribute if the value is in a GPR.
(signbit<mode>2_dm_<su>ext): Add combiner pattern to eliminate
the sign or zero extension instruction, since the value is always 0/1.
(signbit<mode>2_dm2): Delete using <Fsignbit>.
PR target/78953
* config/rs6000/vsx.md (vsx_extract_<mode>_store_p9): If we are
extracting SImode to a GPR register so that we can generate a
store, limit the vector to be in a traditional Altivec register
for the vextuwrx instruction.
2017-01-03 Ian Lance Taylor <iant@google.com>
* godump.c (go_format_type): Treat ENUMERAL_TYPE like INTEGER_TYPE.
2017-01-03 Martin Sebor <msebor@redhat.com>
PR tree-optimization/78696
* gimple-ssa-sprintf.c (format_floating): Correct handling of
precision. Use MPFR for %f for greater fidelity. Correct handling
of %g.
(pass_sprintf_length::compute_format_length): Set width and precision
specified by asrerisk to void_node for vararg functions.
(try_substitute_return_value): Adjust dump output.
2017-01-03 David Edelsohn <dje.gcc@gmail.com>
* doc/invoke.texi (RS6000 options): LRA is enabled by default.
2017-01-03 Eric Botcazou <ebotcazou@adacore.com>
* doc/invoke.texi (SPARC options): Document -mlra as the default.
* config/sparc/sparc.c (sparc_option_override): Force LRA unless
-mlra/-mno-lra was passed to the compiler.
2017-01-03 James Cowgill <James.Cowgill@imgtec.com>
PR rtl-optimization/65618
* emit-rtl.c (try_split): Move initialization of "before" and
"after" to just before the call to emit_insn_after_setloc.
2017-01-03 Gerald Pfeifer <gerald@pfeifer.com>
* doc/md.texi (Standard Names): Remove reference to Java frontend.
2017-01-03 Pierre-Marie de Rodat <derodat@adacore.com>
* dwarf2out.c (gen_enumeration_type_die): When
-gno-strict-dwarf, add a DW_AT_encoding attribute.
2017-01-03 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/78965
* gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
Change first argument from const call_info & to call_info &. For %n
set info.nowrite to false.
PR middle-end/78901
* gimple-ssa-sprintf.c (try_substitute_return_value): Don't change
possibly throwing calls.
* genmatch.c (dt_node::gen_kids_1): If generic_exprs include SSA_NAME
and exprs_len || fns_len, emit the code for SSA_NAME next to the exprs
and fns handling, rather than in a separate case SSA_NAME.
2017-01-02 Jeff Law <law@redhat.com>
* config/darwin-driver.c (darwin_driver_init): Const-correctness
fixes for first_period and second_period variables.
2017-01-02 Uros Bizjak <ubizjak@gmail.com>
PR target/78967
* config/i386/i386.md (UNSPEC_NOREX_MEM): New unspec.
(*insvqi_1): New insn pattern.
(*insvqi_1_mem_rex64): Ditto.
(*insvqi_2): Ditto.
(*insvqi_3): Rename from *insvqi.
(*extzvqi_mem_rex64): Add UNSPEC_NOREX_MEM tag.
2017-01-02 Gerald Pfeifer <gerald@pfeifer.com>
* doc/cfg.texi (Edges): Remove reference to Java.
(Maintaining the CFG): Ditto.
2017-01-01 Jan Hubicka <hubicka@ucw.cz>
PR middle-end/77674
* symtab.c (symtab_node::binds_to_current_def_p): Fix handling of
transparent aliases.
2017-01-01 Jan Hubicka <hubicka@ucw.cz>
PR middle-end/77484
* predict.def (PRED_CALL): Update hitrate.
(PRED_INDIR_CALL, PRED_POLYMORPHIC_CALL): New predictors.
* predict.c (tree_estimate_probability_bb): Split CALL predictor
into direct/indirect/polymorphic variants.
2017-01-01 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.
Copyright (C) 2017 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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