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24801
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2008-10-08 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (*jcc_btdi_rex64): Clobber FLAGS_REG.
(*jcc_btdi_mask_rex64): Ditto.
(*jcc_btsi): Ditto.
(*jcc_btsi_mask): Ditto.
(*jcc_btsi_1): Ditto.
(*jcc_btsi_mask_1): Ditto.
2008-10-08 Paul Brook <paul@codesourcery.com>
* config/arm/bpabi.h (ARM_FUNCTION_PROFILER): Define new EABI
compatible profiler (__gnu_mcount_nc).
(SUBTARGET_FRAME_POINTER_REQUIRED): Define.
2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/i386.c (initial_ix86_tune_features): Add
X86_TUNE_USE_VECTOR_FP_CONVERTS.
* config/i386/i386.h (ix86_tune_indices): Likewise.
(TARGET_USE_VECTOR_FP_CONVERTS): New.
* config/i386/i386.md: Check TARGET_USE_VECTOR_FP_CONVERTS
instead of (TARGET_USE_VECTOR_CONVERTS || TARGET_GENERIC)
for FP to FP splitters.
2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/i386.md: Add missing gen_sse2_cvtdq2p to convert
splitter.
2008-10-08 Jakub Jelinek <jakub@redhat.com>
PR target/36635
PR target/37290
PR rtl-optimization/37341
* cse.c (cse_cc_succs): Add ORIG_BB argument, don't follow edges
to ORIG_BB, pass through ORIG_BB recursively.
(cse_condition_code_reg): Adjust caller.
2008-10-08 Kai Tietz <kai.tietz@onevision.com>
* sdbout.c (sdbout_one_type): Treat the value type
CONST_DECL for enumerals.
2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/i386.md: Remove trailing white spaces.
2008-10-07 Kenneth Zadeck <zadeck@naturalbridge.com>
PR rtl-optimization/37448
* alloc-pool.c (struct alloc_pool_descriptor) [elt_size]: New field.
(stuct alloc_pool_descriptor) [created, allocated, current, peak]:
Make unsigned long.
(struct output_info) [count]: Renamed total_created and made
unsigned long.
(struct output_info) [size]: Renamed total_allocated and made
unsigned long.
(create_alloc_pool, empty_alloc_pool, pool_alloc, pool_free):
Properly keep track of desc->size.
(print_statistics, dump_alloc_pool_statistics): Enhance the
printing of statistics to print the number of elements and to use
unsigned longs.
2008-10-07 Jakub Jelinek <jakub@redhat.com>
PR middle-end/37576
* opts.h (CL_SAVE): Move up to flags range.
(CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_TARGET,
CL_COMMON): Renumber.
(CL_MIN_OPTION_CLASS): Set to CL_PARAMS.
* opts.c (common_handle_option): Revert last change.
2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/i386-protos.h (ix86_schedule): New.
* config/i386/i386.c (ix86_schedule): New.
(override_options): Add schedule to processor_alias_table. Set
ix86_schedule from the schedule field in processor_alias_table.
(ix86_function_specific_save): Save ix86_schedule.
(ix86_function_specific_restore): Restore ix86_schedule.
* config/i386/i386.md (cpu): Map to ix86_schedule instead of
ix86_tune. Add none and remove i386, i486, pentium4, nocona
and generic32.
* config/i386/i386.opt: Add schedule.
* config/i386/ppro.md: Remove generic32.
2008-10-07 Simon Martin <simartin@users.sourceforge.net>
PR c/35437
* expr.c (count_type_elements): Handle ERROR_MARK.
2008-10-07 Jakub Jelinek <jakub@redhat.com>
PR debug/29609
PR debug/36690
PR debug/37616
* basic-block.h (struct edge_def): Add goto_block field.
* cfglayout.c (fixup_reorder_chain): Ensure that there is at least
one insn with locus corresponding to edge's goto_locus if !optimize.
* profile.c (branch_prob): Copy edge's goto_block.
* cfgrtl.c (force_nonfallthru_and_redirect): Use goto_locus for
emitted jumps.
(cfg_layout_merge_blocks): Emit a nop with edge's goto_locus
locator in between the merged basic blocks if !optimize and needed.
* cfgexpand.c (expand_gimple_cond): Convert goto_block and
goto_locus into RTL locator. For unconditional jump use that
locator for the jump insn.
(expand_gimple_cond): Convert goto_block and goto_locus into
RTL locator for all remaining edges. For unconditional jump
use that locator for the jump insn.
* cfgcleanup.c (try_forward_edges): Avoid the optimization if
there is more than one edge or insn locator along the forwarding
edges and !optimize. If there is just one, set e->goto_locus.
* tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Set also
edge's goto_block.
(move_block_to_fn): Adjust edge's goto_block.
2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
PR middle-end/37731
* expmed.c (expand_mult): Properly check DImode constant in
CONST_DOUBLE.
2008-10-07 Jakub Jelinek <jakub@redhat.com>
PR debug/37738
* dwarf2out.c (common_block_die_table): New variable.
(common_block_die_table_hash, common_block_die_table_eq): New
functions.
(gen_variable_die): Look up a DW_TAG_common_block die for a particular
COMMON block in the current scope rather than globally. Optimize
DW_OP_addr SYMBOL_REF DW_OP_plus_uconst off into
DW_OP_addr SYMBOL_REF+off.
2008-10-07 Eric Botcazou <ebotcazou@adacore.com>
* tree-ssa-loop-ivopts.c (may_be_nonaddressable_p) <VIEW_CONVERT_EXPR>:
Return true for non-addressable GIMPLE operands.
2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
PR target/24765
* config/i386/i386.c (initial_ix86_tune_features): Remove
X86_TUNE_USE_BIT_TEST.
* config/i386/i386.h (ix86_tune_indices): Likewise.
(TARGET_USE_BIT_TEST): Removed.
2008-10-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
* config.gcc (arm*-*-*): Add aapcs-linux to supported ABIs.
2008-10-06 Adam Nemet <anemet@caviumnetworks.com>
* config/mips/mips.md (mulsi3_mul3, muldi3_mul3): Merge these ...
(mul<mode>3_mul3): ... into this new template.
2008-10-06 Aldy Hernandez <aldyh@redhat.com>
* gimplify.c (gimplify_arg): Add location argument. Use it.
(gimplify_call_expr): Pass location to gimplify_arg.
(gimplify_modify_expr_to_memcpy): Same.
(gimplify_modify_expr_to_memset): Same.
2008-10-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
* config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
Update calls to build_unary_op and build_indirect_ref for location
changes.
2008-10-06 Aldy Hernandez <aldyh@redhat.com>
build_modify_expr.
* c-decl.c (finish_decl): Pass input_location to build_unary_op.
* c-typeck.c (array_to_pointer_conversion): Pass location to
build_unary_op.
(function_to_pointer_conversion): Use error_at and warning_at.
(build_indirect_ref): Same.
(build_array_ref): Pass location to build_binary_op.
(parser_build_unary_op): Do not set location after calling
build_unary_op.
(build_unary_op): Add location argument. Use it throughout. Set
EXPR_LOCATION before returning new tree.
(build_modify_expr): Same.
(build_binary_op): Use location throughout. Set EXPR_LOCATION before
returning node.
* c-omp.c (c_finish_omp_atomic): Pass location to build_unary_op,
build_indirect_ref, build_modify_expr.
(c_finish_omp_for): Same. Use error_at instead of error.
* c-common.c (c_common_truthvalue_conversion): Pass location to
build_unary_op.
(warn_for_div_by_zero): Add location argument.
* c-common.h: Add argument to build_modify_expr, build_indirect_ref,
build_unary_op, warn_for_div_by_zero.
* c-parser.c (c_parser_typeof_specifier): Use
protected_set_expr_location.
(c_parser_statement_after_labels): Same.
(c_parser_condition): Same.
(c_parser_expr_no_commas): Pass correct location to build_modify_expr.
(c_parser_conditional_expression): Use protected_set_expr_location.
(c_parser_unary_expression): Pass location to build_indirect_ref.
(c_parser_postfix_expression_after_primary): Pass location to
build_indirect_ref, build_unary_op.
(c_parser_omp_for_loop): Set the increment expression's EXPR_LOCATION.
2008-10-06 Joshua Kinard <kumba@gentoo.org>
* doc/invoke.texi: List r1x000 family under the -march MIPS option.
* config/mips/mips.h (PROCESSOR_R10000): New processor_type.
* config/mips/mips.c (mips_cpu_info_table): Add r10000, r12000,
r14000 and r16000.
(mips_rtx_cost_data): Add a PROCESSOR_R10000 entry.
(mips_issue_rate): Handle PROCESSOR_R10000.
* config/mips/mips.md (cpu): Add r10000.
Include r10000.md.
* config/mips/10000.md: New file.
2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
* config/rs6000/rs6000-protos.h (rs6000_find_base_term): Declare.
* config/rs6000/rs6000.h (FIND_BASE_TERM): New macro.
* config/rs6000/rs6000.c (rs6000_find_base_term): New function.
2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
* config/darwin-protos.h (machopic_function_base_name): Delete.
(machopic_function_base_sym): Likewise.
(machopic_gen_offset): Declare.
* config/darwin.h (MACHOPIC_FUNCTION_BASE_NAME): New macro.
(ASM_OUTPUT_LABELREF): Use it instead of a hard-coded string constant.
* config/darwin.c (machopic_function_base_name): Delete.
(machopic_function_base_sym): Likewise.
(gen_pic_offset): Rename to...
(machopic_gen_offset): ...this and remove the pic_base argument.
Instead use MACHO_DYNAMIC_NO_PIC_P to decide whether a PIC offset
is needed. Create an UNSPEC_MACHOPIC_OFFSET if so, and set
crtl->uses_pic_offset_table.
(machopic_indirect_data_reference): Use new machopic_gen_offset
interface.
(machopic_legitimize_pic_address): Likewise.
(machopic_operand_p): Check for UNSPEC_MACHOPIC_OFFSET.
* config/i386/darwin.h (GOT_SYMBOL_NAME): Use
MACHOPIC_FUNCTION_BASE_NAME instead of machopic_function_base_name.
* config/i386/i386.c (output_set_got): Likewise.
(darwin_local_data_pic): Check for an UNSPEC_MACHOPIC_OFFSET
instead of a MINUS.
(legitimate_pic_operand_p): Handle UNSPEC_MACHOPIC_OFFSET.
(legitimate_address_p): Likewise.
(output_pic_addr_const): Likewise.
(output_addr_const_extra): Likewise.
(ix86_delegitimize_address): Expect darwin_local_data_pic to
match an UNSPEC rather than a MINUS.
* config/i386/i386.md (UNSPEC_MACHOPIC_OFFSET): Define.
(builtin_setjmp_receiver): Use machopic_gen_offset.
* config/i386/predicates.md (pic_symbolic_operand): Handle
UNSPEC_MACHOPIC_OFFSET.
* config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
Use machopic_gen_offset and machopic_operand_p.
(rs6000_output_addr_const_extra): Handle UNSPEC_MACHOPIC_OFFSET.
(rs6000_emit_prologue): Use MACHOPIC_FUNCTION_BASE_NAME.
* config/rs6000/rs6000.md (UNSPEC_MACHOPIC_OFFSET): Define.
(builtin_setjmp_receiver): Use MACHOPIC_FUNCTION_BASE_NAME.
Set crtl->uses_pic_offset_table.
2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
* config/rs6000/rs6000-protos.h (rs6000_output_addr_const_extra):
Declare.
* config/rs6000/rs6000.h (OUTPUT_ADDR_CONST_EXTRA): New macro.
* config/rs6000/rs6000.md (UNSPEC_TOCREL): New constant.
* config/rs6000/rs6000.c (constant_pool_expr_1): Delete.
(constant_pool_expr_p): Use split_const and check the base.
(toc_relative_expr_p): Likewise, checking for an UNSPEC_TOCREL
instead of a MINUS.
(legitimate_constant_pool_address_p): Check toc_relative_p
instead of constant_pool_expr_p.
(print_operand_address): Always use output_addr_const for
constant pool addresses.
(rs6000_output_addr_const_extra): New function.
(create_TOC_reference): Create an UNSPEC_TOCREL instead of a MINUS.
2008-10-06 Vladimir Makarov <vmakarov@redhat.com>
PR middle-end/37535
* ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
(mark_ref_live, mark_ref_dead): Use them.
(def_conflicts_with_inputs_p): Remove.
(mark_early_clobbers): New function.
(process_bb_node_lives): Call preprocess_constraints and
mark_early_clobbers.
* doc/rtx.texi (clobber): Change how RA deals with clobbers.
2008-10-06 Danny Smith <dannysmith@users.sourceforge.net>
* config/i386/mingw32.h (REAL_LIBGCC_SPEC): Add thread cleanup
lib with -mthread switch.
2008-10-05 Dodji Seketeli <dodji@redhat.com>
PR c++/37410
* dwarf2out.c (dwarf2out_imported_module_or_decl): Split this
function in two, making it call a new and reusable
dwarf2out_imported_module_or_decl() that takes the containing
BLOCK of the declaration in argument.
(dwarf2out_imported_module_or_decl_real): New function.
(decls_for_scope, gen_decl_die, dwarf2out_decl): Take
IMPORTED_DECL in account.
* tree.def: Added IMPORTED_DECL node type.
* tree.h: Added accessors for IMPORTED_DECL nodes.
* tree.c (init_ttree): Initialise IMPORTED_DECL node type.
2008-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
* doc/gimple.texi: Fix some typos, wrap some long lines,
fix some broken wraps with continuations.
* tree-ssa-reassoc.c: Fix comment typos.
2000-10-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
PR target/37603
* pa.c (legitimize_pic_address): Force function labels to memory in
word mode.
2008-10-04 Anton Blanchard <anton@samba.org>
* config/rs6000/rs6000.c (rs6000_emit_sync): Use gen_lwsync().
(rs6000_split_atomic_op): Same.
(rs6000_split_compare_and_swap): Same.
(rs6000_split_compare_and_swapqhi): Same.
2008-10-04 Richard Guenther <rguenther@suse.de>
* tree-ssa-sccvn.c (vn_reference_op_eq): Use types_compatible_p
instead of pointer equality.
(vn_nary_op_eq): Likewise.
2008-10-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
* config/rs6000/rs6000.md (fseldfsf4): Add TARGET_SINGLE_FLOAT
condition.
(fselsfdf4): Make condition on "TARGET_HARD_FLOAT && TARGET_FPRS &&
TARGET_DOUBLE_FLOAT && TARGET_SINGLE_FLOAT".
2008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
* config/i386/winnt.c (i386_pe_strip_name_encoding_full):
Revert previous change.
2008-10-03 Tom Tromey <tromey@redhat.com>
* stringpool.c (ggc_alloc_string): Terminate string.
2008-10-03 Jakub Jelinek <jakub@redhat.com>
* gimplify.c (gimplify_function_tree): For -finstrument-functions
use gimple_bind_{,set_}block instead of gimple_{,set_}block.
* gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
PR debug/37726
* gimplify.c (declare_vars): Use gimple_bind_block instead of
gimple_block.
2008-10-03 Pascal Obry <obry@adacore.com>
* gcov.c (create_file_names): Properly handle UNIX and DOS
directory separators.
(make_gcov_file_name): Likewise + convert the ':' DOS drive
separator to '~' to ensure clean filenames on Windows.
2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
* config/i386/winnt.c (i386_pe_strip_name_encoding_full):
Add a null terminator to the stripped name.
2008-10-02 David Edelsohn <edelsohn@gnu.org>
* config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
(function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
TARGET_SINGLE_FLOAT. Revert SCALAR_FLOAT_MODE_P condition.
(function_arg): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
(rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
TARGET_SINGLE_FLOAT.
2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
* builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
2008-10-02 Richard Guenther <rguenther@suse.de>
PR middle-end/37713
* tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
and VECTOR_TYPE recurse with useless_type_conversion_p which
properly handles void pointer conversion.
2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
PR target/37528
* config/i386/mingw32.h (LIBGCC_SPEC) : Replace with ..
(REAL_LIBGCC_SPEC): New. Always include -lgcc.
2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
* config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
they translate to non builtins.
* config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
opaque_ftype_opaque. Define builtins __builtin_vec_splats,
__builtin_vec_promote, __builtin_vec_extract, and
__builtin_vec_insert.
* config/rs6000/rs6000.h (enum rs6000_builtins): Add
ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
* config/rs6000/altivec.h (vec_extract): Define
(vec_insert): Define.
(vec_splats): Define.
(vec_promote): Define.
2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
Yukishige Shibata <shibata@rd.scei.sony.co.jp>
Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
* config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
Altivec intrinsics.
* config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
prototype. Add new parameter, blk.
Use BLKmode for the MEM if blk is true.
(altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
ALTIVEC_BUILTIN_STVRXL.
Update usage of altivec_expand_lv_builtin.
Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
(altivec_init_builtins): If compiling for the Cell, also define the
cell VMX builtins.
* config/rs6000/rs6000.h (rs6000_builtins): Define
ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
* config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
UNSPEC_STVRX, and UNSPEC_STVRXL.
(altivec_lvlx): New pattern.
(altivec_lvlxl): New pattern.
(altivec_lvrx): New pattern.
(altivec_lvrxl): New pattern.
(altivec_stvlx): New pattern.
(altivec_stvlxl): New pattern.
(altivec_stvrx): New pattern.
(altivec_stvrxl): New pattern.
* config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
(vec_lvlxl): Likewise.
(vec_lvrx): Define if PPU is defined.
(vec_lvrxl): Likewise.
(vec_stvlx): Define if PPU is defined.
(vec_stvlxl): Likewise.
(vec_stvrx): Define if PPU is defined.
(vec_stvrxl): Likewise.
2008-10-01 Geert Bosch <bosch@adacore.com>
* tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
2008-10-01 Richard Guenther <rguenther@suse.de>
PR tree-optimization/37617
* tree-ssa-pre.c (create_expression_by_pieces): During FRE
do not add to the NEW_SETS.
2008-10-01 Richard Guenther <rguenther@suse.de>
PR middle-end/37285
* tree-vrp.c (execute_vrp): If we optimized away the default
case make sure to promote the label that got in place of it
to a default case label.
2008-10-01 Richard Henderson <rth@redhat.com>
PR tree-opt/35737
* tree-complex.c (set_component_ssa_name): Don't optimize
is_gimple_min_invariant values with ssa_names in abnormal phis.
2008-09-30 Paolo Bonzini <bonzini@gnu.org>
PR tree-optimization/37662
* tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
commutative binary operation if they are in the wrong order and
fold_build2 produces non-GIMPLE.
2008-09-30 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/37662
PR tree-optimization/37663
* tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
get_value_range with non-SSA_NAME. Don't assert operands have been
folded, instead just bail out.
2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
* config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
2008-09-30 Richard Guenther <rguenther@suse.de>
PR middle-end/37491
* tree-vect-transform.c (vect_create_data_ref_ptr): Properly
build restrict-qualified pointers.
(vectorizable_store): Move alias check later.
(vectorizable_load): Likewise.
2008-09-30 Paolo Bonzini <bonzini@gnu.org>
* c-common.c (empty_if_body_warning): Remove.
* c-common.h (empty_if_body_warning): Remove.
* c-parser.c (c_parser_if_body, c_parser_else_body): Implement
here the -Wempty-body warning for `if' and `else' statements.
* c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/i386.opt: Add msse2avx.
* config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
* config/i386/linux64.h (ASM_SPEC): Likewise.
* doc/invoke.texi: Document -msse2avx.
2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
* dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
2008-09-29 Joseph Myers <joseph@codesourcery.com>
* ifcvt.c (noce_emit_store_flag): If using condition from original
jump, reverse it if if_info->cond was reversed.
2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
* expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
non-constant memory if it cannot be forced to constant memory.
Overhaul surrounding code and factor out common condition.
2008-09-29 Jeff Law <law@redhat.com>
* reload1.c (alter_reg): Add missing curly braces.
2008-09-29 Michael J. Eager <eager@eagercon.com>
* config/rs6000/predicates.md (easy_fp_constant): Single FP consts
are easy.
* config/rs6000/rs6000.c (rs6000_override_options): Move
rs6000_init_hard_regno_mode_ok after all options changed.
Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
(rs6000_handle_option): Process -msingle-float, -mdouble-float,
-msimple-fpu flags. Add warning messages if single FP not configured.
(rs6000_file_start): Output gnu_attribute for single-float.
(legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
(rs6000_legitimize_address): Likewise.
(rs6000_legitimize_reload_address): Likewise.
(rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
TARGET_SINGLE_FLOAT.
(function_arg_advance): Likewise (partial conversion).
(setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
(rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
TARGET_SINGLE_FLOAT.
(rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
(rs6000_emit_prologue): Likewise.
(rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
TARGET_SINGLE_FLOAT.
(rs6000_libcall_value): Likewise.
* config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
(TARGET_DOUBLE_FLOAT): New default to 1
(TARGET_SIMPLE_FPU): New default to 0
(TARGET_SINGLE_FPU): New default to 0
(TARGET_SINGLE_FLOAT_MODE): New.
(TARGET_DOUBLE_FLOAT_MODE): New.
* config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
UNITS_PER_FP_WORD
* config/rs6000/rs6000.md (define_mode_iterator): Condition on
TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
(extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
*fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
cmptf_internal1, *cmptf_internal2): Condition on
TARGET_DOUBLE_FLOAT.
(aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
*fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
*movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
TARGET_SINGLE_FLOAT.
(divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
* config/rs6000/rs6000.opt (-msingle-float): New.
(-mdouble-float): New.
(-msimple-fpu): New.
* doc/invoke.texi (RS/6000 and PowerPC Options): Add
-msingle-float, -mdouble-float, -msimple-fpu options.
* config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
_SOFT_DOUBLE for -msingle-float.
* config.gcc: New config for target=powerpc-xilinx-eabi.
2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
* graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
have exit and entry.
(new_scop): Take entry and exit edge to define new SCoP.
(sd_region_p): New structure used during SCoP detection.
(move_scops): Delete.
(move_sd_regions): New.
(scopdet_info): Change the definition from edges back to basic_blocks.
(scopdet_edge_info): Work on basic_blocks and rename to
scopdet_basic_block_info.
(split_difficult_bb): At the moment removed. We should later
add it at another place.
(build_scops_1): Work on basic_blocks.
(bb_in_sd_region): New.
(find_single_entry_edge): New.
(find_single_exit_edge): New.
(create_single_entry_edge): New.
(sd_region_without_exit): New.
(create_single_exit_edge): New.
(unmark_exit_edges): New.
(mark_exit_edges): New.
(create_sese_edges): New.
(build_graphite_scops): New.
(build_scops): Make SCoPs SESE.
(limit_scops): Use the new functions.
2008-09-29 Hans-Peter Nilsson <hp@axis.com>
* config/cris/cris.h (IRA_COVER_CLASSES): Define.
2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
PR target/37640
* config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
address to a register before taking the lower part.
2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
* config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
for SHmedia.
2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
PR tree-opt/36891
* tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
the newly created variable.
Create a VECTOR_CST of all 1s for vector types.
2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
PR middle-end/36575
* fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
* expmed.c (store_fixed_bit_field): Always use convert_to_mode in
order to convert between modes.
(extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
* config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
if needed.
2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
Revert:
2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
* ira-lives.c:...
* doc/rtl.texi:...
2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
* config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
them to yield false with MIPS16.
2008-09-26 Jakub Jelinek <jakub@redhat.com>
PR middle-end/37275
* dwarf2out.c (tls_mem_loc_descriptor): New function.
(mem_loc_descriptor): Use it for MEM. For PLUS fail if second
mem_loc_descriptor failed. Accept UNSPEC.
(loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
fail if one of the loc_descriptor calls for pieces failed.
(loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
if loc_descriptor_from_tree_1 on offset failed.
PR middle-end/37576
* opts.c (common_handle_option): Don't call print_specific_help with
CL_SAVE as first argument.
2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
Steve Ellcey <sje@cup.hp.com>
* configure: Regenerate for new libtool.
* aclocal.m4: Ditto.
2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
* config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
alias set on MEM when saving stack pointer.
* config/rs6000/rs6000.md (allocate_stack): Likewise
2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
PR tree-optimization/37574
* tree-vectorizer.c (vect_is_simple_use): Fix indentation.
* tree-vect-transform.c (vect_get_constant_vectors): Use vectype
instead of vector_type for constants. Take computation out of loop.
(vect_get_vec_def_for_operand): Use only vectype for constant case,
and use only vector_type for invariant case.
(get_initial_def_for_reduction): Use vectype instead of vector_type.
2008-09-25 Jakub Jelinek <jakub@redhat.com>
PR c/37645
* c-common.c (handle_weakref_attribute): Ignore the attribute unless
the decl is a VAR_DECL or FUNCTION_DECL.
2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
PR middle-end/37535
* ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
(mark_ref_live, mark_ref_dead): Use them.
(def_conflicts_with_inputs_p): Remove.
(mark_early_clobbers): New function.
(process_bb_node_lives): Call preprocess_constraints and
mark_early_clobbers.
* doc/rtl.texi (clobber): Change how RA deals with clobbers.
2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
PR middle-end/37448
* ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
(ira_compress_allocno_live_ranges): New prototype.
* ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
(coalesced_allocnos_living_at_program_points): New.
(coalesced_allocnos_live_at_points_p,
set_coalesced_allocnos_live_points): New functions.
(coalesce_spill_slots): Rewrite.
* ira-lives.c (remove_some_program_points_and_update_live_ranges,
ira_compress_allocno_live_ranges): New functions.
* ira-build.c (ira_flattening): Call
ira_compress_allocno_live_ranges.
(ira_build): Ditto.
2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/i386.md: Check cmp/branch fuse for cmp peephole
optimization.
2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
* combine.c (make_compound_operation): Handle the 'E' format.
(count_rtxs): Likewise.
(update_table_tick): Likewise.
(get_last_value_validate): Likewise.
2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
* dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
* matrix-reorg.c (transform_allocation_sites): Initializers
added to avoid the warning.
2008-09-25 Martin Jambor <mjambor@suse.cz>
* cgraph.c (free_nodes): New variable.
(NEXT_FREE_NODE): New macro.
(cgraph_create_node): Reuse nodes from the free list. Do not
update uid if doing so.
(cgraph_remove_node): Add the node to the free list.
2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
* config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
2008-09-24 Richard Henderson <rth@redhat.com>
* dwarf2.h (DW_OP_GNU_encoded_addr): New.
* unwind-dw2.c (execute_stack_op): Handle it.
2008-09-24 David Edelsohn <edelsohn@gnu.org>
Revert:
2008-09-24 Michael J. Eager <eager@eagercon.com>
2008-09-24 Aldy Hernandez <aldyh@redhat.com>
* c-common.c (fname_decl): New location argument.
* c-common.h (fname_decl): Same.
* c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
{warning,error}.
(c_parser_typeof_specifier): Same.
(c_parser_parms_list_declarator): Same.
(c_parser_asm_string_literal): Same.
(c_parser_compound_statement_nostart): Same.
(c_parser_label): Same.
(c_parser_do_statement): Same.
(c_parser_asm_statement): Same.
(c_parser_unary_expression): Same.
(c_parser_sizeof_expression): Same.
(c_parser_postfix_expression): Same.
(c_parser_pragma): Same.
(c_parser_omp_clause_collapse): Same.
(c_parser_omp_clause_num_threads): Same.
(c_parser_omp_clause_schedule): Same.
(c_parser_omp_all_clauses): Same.
(c_parser_omp_sections_scope): Same.
(c_parser_omp_for_loop): Same. Pass condition's location to
c_objc_common_truthvalue_conversion.
(c_parser_enum_specifier): Remove comment.
2008-09-24 Michael J. Eager <eager@eagercon.com>
* config/rs6000/predicates.md (easy_fp_constant): Single FP consts
are easy.
* config/rs6000/rs6000.c (rs6000_override_options): Move
rs6000_init_hard_regno_mode_ok after all options changed.
Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
(rs6000_handle_option): Process -msingle-float, -mdouble-float,
-msimple-fpu flags. Add warning messages if single FP not configured.
(rs6000_file_start): Output gnu_attribute for single-float.
(legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
(rs6000_legitimize_address): Likewise.
(rs6000_legitimize_reload_address): Likewise.
(rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
TARGET_SINGLE_FLOAT.
(function_arg_advance): Likewise.
(function_arg): Likewise.
(setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
(rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
TARGET_SINGLE_FLOAT.
(rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
(rs6000_emit_prologue): Likewise.
(rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
TARGET_SINGLE_FLOAT.
(rs6000_libcall_value): Likewise.
* config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
(TARGET_DOUBLE_FLOAT): New default to 1
(TARGET_SIMPLE_FPU): New default to 0
(TARGET_SINGLE_FPU): New default to 0
(TARGET_SINGLE_FLOAT_MODE): New.
(TARGET_DOUBLE_FLOAT_MODE): New.
* config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
UNITS_PER_FP_WORD
* config/rs6000/rs6000.md (define_mode_iterator): Condition on
TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
(extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
*fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
cmptf_internal1, *cmptf_internal2): Condition on
TARGET_DOUBLE_FLOAT.
(aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
*fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
*movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
TARGET_SINGLE_FLOAT.
(divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
* config/rs6000/rs6000.opt (-msingle-float): New.
(-mdouble-float): New.
(-msimple-fpu): New.
* doc/invoke.texi (RS/6000 and PowerPC Options): Add
-msingle-float, -mdouble-float, -msimple-fpu options.
* config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
_SOFT_DOUBLE for -msingle-float.
* config.gcc: New config for target=powerpc-xilinx-eabi.
2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
* config/sparc/constraints.md: New file.
* config/sparc/sparc.md: Include it.
* config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
(sparc_extra_constraint_check): Delete.
* config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
(memory_ok_for_ldd): New predicate.
(sparc_extra_constraint_check): Delete.
* config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
(CONST_OK_FOR_LETTER_P): Likewise.
(CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
(EXTRA_CONSTRAINT): Likewise.
2008-08-23 Steve Ellcey <sje@cup.hp.com>
* regrename.c (do_replace): Copy REG_POINTER value to new reg.
2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
* alias.c (find_base_value): Use FIND_BASE_TERM.
* doc/tm.texi (FIND_BASE_TERM): Update documentation.
2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
* config/i386/i386.c: Include cselib.h.
(ix86_pic_register_p): New function.
(ix86_delegitimize_address): Use it to check for the PIC register.
2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
* doc/tm.texi (FIND_BASE_TERM): Expand documentation.
* config/i386/i386.c (ix86_find_base_term): Don't check for
SYMBOL_REF and LABEL_REF.
2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
* config/i386/i386.c (ix86_delegitimize_address): Wrap the
constant PLUS in a CONST.
2008-09-23 Kai Tietz <kai.tietz@onevision.com>
* config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
check for sibcall support for w64.
2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
* c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
2008-09-23 Aldy Hernandez <aldyh@redhat.com>
* c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
parser_build_binary_op.
* c-decl.c (build_enumerator): Pass location to build_binary_op.
* c-typeck.c (build_array_ref): Same.
(parser_build_unary_op): New location argument.
(pointer_diff): Pass location to build_binary_op,
c_objc_common_truthvalue_conversion.
(build_modify_expr): Same.
(build_unary_op): New location argument.
(build_binary_op): New location argument.
(c_objc_common_truthvalue_conversion): Pass location to
c_*common_truthvalue_conversion.
* c-convert.c (convert): Same.
* c-common.c (binary_op_error): New location argument.
(pointer_int_sum): Pass location to build_binary_op.
(c_common_truthvalue_conversion): New location argument.
(warn_for_sign_compare): Same.
* c-common.h: Add location argument to c_common_truthvalue_conversion,
binary_op_error, build_binary_op, warn_for_sign_compare.
* c-parser.c (c_parser_condition): Pass location to
c_*common_truthvalue_conversion.
(c_parser_conditional_expression): Save condition's location and pass
it on down.
(c_parser_binary_expression): Same, but for the binary operator's
location.
(c_parser_omp_for_loop): Pass location to
c_objc_common_truthvalue_conversion.
2008-09-23 Martin Jambor <mjambor@suse.cz>
* cgraph.c (cgraph_free_edge): Use sizeof(*e).
(cgraph_node_remove_callees): New temporary f. Hold the next item
in f when looping.
(cgraph_node_remove_callers): Likewise.
* ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
(ipa_node_removal_hook): Likewise.
* doc/gimple.texi (gimple_copy_call_skip_args): Changed to
gimple_call_copy_skip_args and moved to the gimple_call section.
* gimple.c (gimple_copy_call_skip_args): Renamed to
gimple_call_copy_skip_args. Changed al users.
2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
* ira-color.c (start_allocno_priorities): Rename to
setup_allocno_priorities. Use costs and
ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
range lengths. Get rid off doubles.
(ira_fast_allocations): Call start_allocno_priorities.
2008-09-22 David Daney <ddaney@avtrex.com>
PR target/37593
* config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
register if TARGET_LONG_CALLS.
2008-09-22 Richard Guenther <rguenther@suse.de>
PR tree-optimization/37145
* tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
value-numbering union accesses with their offset and size only.
(visit_reference_op_load): Fix simplification of inserted conversions.
* tree-ssa-pre.c (find_or_generate_expression): Do not
recursively generate expressions if running FRE.
2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
* config/mips/mips.h (ISA_HAS_BADDU): New macro.
* config/mips/mips.md (*baddu_si_eb, *baddu_si_el, *baddu_di<mode>):
New patterns.
2008-09-22 Richard Guenther <rguenther@suse.de>
PR tree-optimization/37145
* tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
(phi_translate_1): Constant fold references.
2008-09-22 Ira Rosen <irar@il.ibm.com>
PR tree-optimization/37482
* tree-vectorizer.h (struct _slp_instance): Add new field.
(SLP_INSTANCE_FIRST_LOAD_STMT): New.
(get_earlier_stmt): New function.
* tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
function.
(vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
* tree-vect-transform.c (vect_finish_stmt_generation): Remove the
asserts that GSI points to the scalar statement being vectorized.
Set new statement location according to GSI.
(vect_schedule_slp_instance): Use GSI of
SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
2008-09-21 Jan Hubicka <jh@suse.cz>
* ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
(ipcp_insert_stage): Update dead_nodes bitmap.
2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
PR target/37528
* config/i386/t-cygming (SHLIB_LC): Remove.
(SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
* config/i386/t-cygwin (SHLIB_LC): Specify all required libraries.
2008-09-22 Hans-Peter Nilsson <hp@axis.com>
PR middle-end/37170
PR middle-end/37280
* final.c (mark_symbol_ref_as_used): New helper function.
(output_operand): Instead of just looking inside MEMs for
SYMBOL_REFs, use new helper function and for_each_rtx.
* varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
to after weak-handling. Don't mark decls with TREE_STATIC as weak.
Make head comment more general.
* config/darwin.c (machopic_output_indirection): Handle weak
references here, like in assemble_external.
2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
* config/sparc/sparc-protos.h (gen_compare_operator): Declare.
(sparc_emit_float_lib_cmp): Change return type.
* config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
(gen_compare_operator): New function.
(sparc_emit_float_lib_cmp): Return the new operator to be used in
the comparison sequence. Minor tweaks.
* config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
that the final operator and the result of sparc_emit_float_lib_cmp
match for software TFmode; use emit_insn in lieu of emit_jump_insn.
(beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
buneq, bunge, bunle, bltgt): Assert that the final operator and the
result of sparc_emit_float_lib_cmp match for software TFmode.
(movqicc, movhicc, movsicc, movdicc): Merge into...
(mov<I:mode>cc): ...this.
(movsfcc, movdfcc, movtfcc): Merge into...
(mov<F:mode>cc): ...this.
(movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
into...
(mov<I:mode>_cc_v9): ...this.
(movdi_cc_sp64_trunc): Delete.
(movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
movdi_cc_reg_sp64): Merge into...
(mov<I:mode>_cc_reg_sp64): ...this.
(movsf_cc_sp64): Rename into...
(movsf_cc_v9): ...this.
(movdf_cc_sp64): Rename into...
(movdf_cc_v9): ...this.
(movtf_cc_hq_sp64): Rename into...
(movtf_cc_hq_v9): ...this.
(movtf_cc_sp64): Rename into...
(movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
2008-09-21 Diego Novillo <dnovillo@google.com>
* doc/gccint.texi: Include generic.texi and gimple.texi.
Re-order index.
* doc/tree-ssa.texi (GENERIC): Move to generic.texi.
(GIMPLE): Move to gimple.texi.
(Annotations): Remove references to to stmt_ann_t and
ssa_name_ann_t.
(SSA Operands): Rename from 'Statement Operands'.
* doc/generic.texi: New.
* doc/gimple.texi: New.
* Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and gimple.texi.
* Makefile.in (TEXI_GCCINT_FILES):
* gimple.c (gimple_copy_call_skip_args): Rename from
giple_copy_call_skip_args. Update all users.
* doc/gimple.texi (gimple_copy_call_skip_args): Document.
2008-09-21 Ira Rosen <irar@il.ibm.com>
PR tree-optimization/37539
* tree-vect-transform.c (vect_transform_strided_load): Save vector
statement in related statement field only for the first load of the
group of loads with the same data reference.
2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
* config/mips/mips.h (TUNE_OCTEON): New macro.
* config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
(mips_multipass_dfa_lookahead): Return 2 for Octeon.
* config/mips/octeon.md: New file.
* config/mips/mips.md: Include octeon.md. Restore
semi-alphabetical order of include files.
2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
PR target/37571
* config/i386/i386.md (*jcc_fused_1): Removed.
(*jcc_fused_2): Likewise.
(*jcc_fused_3): Likewise.
(*jcc_fused_4): Likewise.
2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
* doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
(IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
* target.h (gcc_target): Add ira_cover_classes.
* ira.c: Remove IRA_COVER_CLASSES guards.
(setup_cover_and_important_classes): Use targetm.ira_cover_classes
instead of IRA_COVER_CLASSES.
(setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
(setup_class_translate): Likewise.
(setup_reg_class_intersect_union): Likewise.
(find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
test of targetm.ira_cover_classes.
* opts.c (decode_options): Use targetm.ira_cover_classes instead
of IRA_COVER_CLASSES.
* target-def.h (TARGET_IRA_COVER_CLASSES): Define.
(TARGET_INITIALIZER): Include it.
* targhooks.h (default_ira_cover_classes): Declare.
* targhooks.c (default_ira_cover_classes): New function.
2008-09-19 Bob Wilson <bob.wilson@acm.org>
* config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
2008-09-19 Ian Lance Taylor <iant@google.com>
* varasm.c (narrowing_initializer_constant_valid_p): Return
NULL_TREE if ENDTYPE is not an integer.
2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
PR tree-opt/30930
* tree-ssa.c (execute_update_addresses_taken): Also update
DECL_GIMPLE_REG_P for vector and complex types.
2008-09-19 Andrew MacLeod <amacleod@redhat.com>
Jan Hubicka <jh@suse.cz>
PR middle-end/37567
* tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
empty before freeing them.
(find_replaceable_exprs): Move asserts to free_temp_expr_table.
2008-09-18 Bob Wilson <bob.wilson@acm.org>
* configure.ac: Add HAVE_AS_TLS check for Xtensa.
* config/xtensa/predicates.md (tls_symbol_operand): New.
* config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
(TARGET_CANNOT_FORCE_MEM): Define.
(xtensa_tls_symbol_p): New.
(xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
(xtensa_legitimate_address_p): Disallow constant pool TLS references.
(xtensa_tls_module_base): New.
(xtensa_call_tls_desc): New.
(xtensa_legitimize_tls_address): New.
(xtensa_legitimize_address): Handle TLS symbols.
(xtensa_tls_referenced_p_1): New.
(xtensa_tls_referenced_p): New.
(xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
UNSPEC_DTPOFF.
(XTENSA_BUILTIN_THREAD_POINTER): New.
(XTENSA_BUILTIN_SET_THREAD_POINTER): New.
(xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
builtin. Add declarations for __builtin_thread_pointer and
__builtin_set_thread_pointer.
(xtensa_fold_builtin): Recognize new builtins.
(xtensa_expand_builtin): Expand new builtins.
* config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
(TARGET_THREADPTR): Define.
(HAVE_AS_TLS): Define default value.
(LEGITIMATE_CONSTANT_P): Disallow TLS references.
* config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
(UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
(UNSPECV_SET_TP): New.
(sym_TPOFF, sym_DTPOFF): New.
(load_tp, set_tp, tls_func, tls_arg, tls_call): New.
* config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
* configure: Regenerated.
2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
PR target/37394
* config/ia64/ia64.c (ia64_optimization_options): Move
checking and setting flag_schedule_insns_after_reload and
ia64_flag_schedule_insns2 back to ...
(ia64_override_options): Here.
2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
PR rtl-opt/37451
* loop-doloop.c (doloop_modify): New argument zero_extend_p and
zero extend count after the correction to it is done.
(doloop_optimize): Update call to doloop_modify, don't zero extend
count before call.
2008-09-18 Martin Jambor <mjambor@suse.cz>
* ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
* ipa-prop.c: Correct comments.
* ipa-prop.h: Likewise.
2008-09-18 Jan Hubicka <jh@suse.cz>
PR middle-end/37448
* ipa-reference.c (ipa_reference_local_vars_info_d,
ipa_reference_global_vars_info_d,
ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
ipa_reference_vars_info_t): Move here from ipa-reference.h
(node_duplication_hook_holder, node_removal_hook_holder): New.
(get_reference_vars_info_from_cgraph): Rename to ...
(get_reference_vars_info): ... this one, use cgraph uids.
(get_local_reference_vars_info, get_global_reference_vars_info):
Use cgraph instead of decl.
(ipa_reference_get_read_local, ipa_reference_get_written_local):
Remove.
(ipa_reference_get_read_global, ipa_reference_get_not_read_global
ipa_reference_get_written_global,
ipa_reference_get_not_written_global): Use cgraph argument.
(check_call): Simplify avail check.
(scan_stmt_for_static_refs): Update.
(propagate_bits): Update.
(merge_callee_local_info): Remove.
(init_function_info): Use cgraph nodes.
(clean_function_local_data): Break out from ...
(clean_function): ... here.
(copy_local_bitmap, copy_global_bitmap): New functions.
(duplicate_node_data, remove_node_data): New functions.
(generate_summary): Register hooks; use visibility instead of
master clones.
(propafate): Use cgraph nodes; copy bitmap to each node in cycle.
* ipa-reference.h (ipa_reference_local_vars_info_d,
ipa_reference_global_vars_info_d,
ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
ipa_reference_vars_info_t): Move to ipa-reference.c
(ipa_reference_get_read_local, ipa_reference_get_written_local):
Remove.
(ipa_reference_get_read_global, ipa_reference_get_written_global,
ipa_reference_get_not_read_global,
ipa_reference_get_not_written_global): Update prototype.
* ipa-pure-const.c (funct_state_vec): Turn into VECtor.
(init_state): Remove.
(node_duplication_hook_holder, node_removal_hook_holder): New.
(get_function_state, set_function_state): Use VECtor.
(analyze_function): Check body availability.
(add_new_function): Likewise.
(duplicate_node_data, remove_node_data): New.
(generate_summary): Register hooks; do not care about clones.
(propafate): Do not care about clones; recursive functions are
not looping.
* ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
* ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
* edge_duplication_hook_holder, node_duplication_hook_holder): Make
static.
* tree-flow.h (function_ann_d): Remove reference_vars_info.
* tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
Update call of ipa-reference accesors.
2008-09-18 Simon Baldwin <simonb@google.com>
* c-opts.c (c_common_handle_option): Add handling for
-Wbuiltin-macro-redefined command line option.
* c.opt: Added builtin-macro-redefined option.
* doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
documentation.
2008-09-18 Richard Guenther <rguenther@suse.de>
PR tree-optimization/37258
* tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
and signedness for integral types.
(vn_phi_eq): Require compatible types.
2008-09-18 Jakub Jelinek <jakub@redhat.com>
PR debug/34037
* gimplify.c (gimplify_type_sizes): When not optimizing, ensure
TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
VAR_DECL.
* cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
!DECL_IGNORED_P vars in local_decls list for instantiate_decls,
ggc_free other TREE_LIST nodes from that chain.
* function.c (instantiate_decls): Instantiate also DECL_RTL
of vars in cfun->local_decls, free that list afterwards.
2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
* config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
* config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
2008-09-18 Andrew MacLeod <amacleod@redhat.com>
* tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
* tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
2008-09-18 Andrew MacLeod <amacleod@redhat.com>
PR tree-optimization/37102
* tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
from a node. Check to see if another PHI is dead.
(eliminate_useless_phis): Rename from eliminate_virtual_phis and
remove real PHIs which have no uses.
(rewrite_out_of_ssa): Call eliminate_useless_phis.
2008-09-18 Richard Guenther <rguenther@suse.de>
PR middle-end/37284
* tree-cfg.c (remove_useless_stmts_1): Remove
GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
2008-09-18 Nick Clifton <nickc@redhat.com>
* config/frv/frv.h (IRA_COVER_CLASSES): Define.
(SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
to frv_secondary_reload_class.
(SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
* config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
(frv_secondary_reload_class): Omit unused parameter.
(frv_secondary_reload): New function. Handle the case when
secondary_reload_class() is called before the reload_(in|out)
_optabs have been initialised.
* config/frv/frv-protos.h (frv_secondary_reload_class): Omit
unused parameter.
* config/frv/frv.md: Define an exclusion set between fr550_m0
and fr550_f0.
2008-09-18 Richard Guenther <rguenther@suse.de>
PR tree-optimization/37456
* tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
want to insert after ends a BB insert on the single fallthru
outgoing edge.
2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
* doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
Mention -march=z9-109, z9-ec and z10.
2008-09-18 Uros Bizjak <ubizjak@gmail.com>
PR rtl-optimization/37544
* regrename.c (maybe_mode_change): Exit early when copy_mode
is narrower than orig_mode and narrower than new_mode.
2008-09-18 Alexander Monakov <amonakov@ispras.ru>
PR middle-end/37499
* sched-int.h (struct _haifa_insn_data): Remove unused field ref_count.
* sched-rgn.c (ref_counts): Remove.
(insn_referenced): New static variable.
(INSN_REF_COUNT): Remove.
(sched_run_compute_dependencies): Use insn_referenced instead of
INSN_REF_COUNT.
(add_branch_dependences): Likewise. Delete dead assignment.
2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
* haifa-sched.c (dep_cost_1): Recognize the producer even if the
consumer is an asm. Add comment why this is important.
(choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around it.
2008-09-17 Joseph Myers <joseph@codesourcery.com>
* expr.c (emit_group_store): Do not shift before moving via a
stack slot.
2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
* varasm.c (initializer_constant_valid_p): Forbid view-conversions
from aggregate to non-aggregate type if the bit pattern is not fully
preserved afterwards.
2008-09-17 Richard Guenther <rguenther@suse.de>
* tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
(verify_gimple_assign): ... this. Split into ...
(verify_gimple_assign_unary): ... this,
(verify_gimple_assign_binary): ... that,
(verify_gimple_assign_single): ... and this.
(verify_types_in_gimple_stmt): Call verify_gimple_assign.
Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
(verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
(verify_types_in_gimple_reference): Be forgiving with
VIEW_CONVERT_EXPRs.
(verify_gimple_phi): Deal with virtual operands.
* tree.def (PREDICT_EXPR): Change to tcc_expression.
2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
* tree.c (get_callee_fndecl): Don't call the language hook.
* langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
* langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
(LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
2008-09-17 Jakub Jelinek <jakub@redhat.com>
* tree.c (protected_set_expr_location): Don't unnecessarily
check for error_mark_node.
2008-09-17 Art Haas <ahaas@impactweather.com>
* ipa-reference.c (analyze_function): Declare step only if
ENABLE_CHECKING is defined.
2008-09-17 Jan Hubicka <jh@suse.cz>
PR c++/18071
* tree.h (DECL_INLINE): remove.
(DECL_DECLARED_INLINE_P): Update docs.
(DECL_NO_INLINE_WARNING_P): new.
(tree_function_decl): Replace inline_flag by no_inline_warning_flag.
* tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
2008-09-17 Jakub Jelinek <jakub@redhat.com>
Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
PR bootstrap/37441
* dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
false.
2008-09-17 Jan Hubicka <jh@suse.cz>
* ipa-reference.c (ipa_obstack): Remove.
(local_info_obstack, global_info_obstack): New.
(add_static_var): We now handle variables only.
(mark_address_taken, mark_load, mark_store): New functions based on ...
(check_operand): ... remove.
(get_asm_stmt_operands): Rename to ...
(check_asm_memory_clobber): ... this. Look only for memory clobber.
(scan_stmt_for_static_refs): Rewrite.
(scan_op_for_static_refs): Rename to ...
(scan_initializer_for_static_refs): do not look for VAR_DECL
initializers; stop recursion on types and decls.
(ipa_init): Use proper obstacks.
(analyze_variable): Use scan_initializer_for_static_refs.
(init_function_info): Use local obstack.
(analyze_function): Simplify.
(add_new_function): We don't need visited_nodes obstack.
(generate_summary): Use proper obstacks; cleanup after propagation.
2008-09-17 Richard Guenther <rguenther@suse.de>
PR middle-end/37385
PR tree-optimization/37491
* alias.c (get_alias_set): Use the canonical type.
* tree-vect-transform.c (vectorizable_store): Use the type of
the lhs for the vector type. Adjust checking.
(vectorizable_load): Adjust checking.
2008-09-16 Jakub Jelinek <jakub@redhat.com>
Adam Nemet <anemet@caviumnetworks.com>
PR rtl-optimization/37483
* ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
Rearrange code to better match the original comment. Check
t_unconditional first. Improve comment.
2008-09-16 Jakub Jelinek <jakub@redhat.com>
PR c/37529
* gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
PR c++/37530
* gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
GIMPLE_TRY if cleanup sequence is empty.
2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
PR middle-end/37263
* tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
eliminate IV if the cost are the same.
2008-09-16 Richard Guenther <rguenther@suse.de>
PR middle-end/37380
* tree-sra.c (sra_build_assignment): Do not call the gimplifier
if not necessary.
2008-09-16 Richard Guenther <rguenther@suse.de>
PR tree-optimization/37508
* tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
* config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
* config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
use gen_floatdidf2 directly.
(floatunssidf2): Likewise.
(floatsidf_ppc64_mfpgpr): Remove.
(floatsidf_ppc64): Remove.
(floatunssidf_ppc64): Remove.
2008-09-15 Jakub Jelinek <jakub@redhat.com>
* ira-color.c (finish_cost_update): Free update_cost_queue_elems
rather than update_cost_queue.
* tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
in every call starting with the second one, instead of only when
alias_bitmap_obstack.elements != NULL.
* tree-predcom.c (filter_suitable_components): Free all refs in
act->refs vector before calling release_component.
(add_ref_to_chain): Free ref if not adding it to chain->refs.
* tree-data-ref.c (free_subscripts): Free all subscript objects.
* tree-loop-linear.c (linear_transform_loops): Initialize
lambda_obstack only after calling perfect_loop_nest_depth.
Goto free_and_continue instead of just continue for later failures.
PR middle-end/37479
* doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
PR libmudflap/36397
* tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
2008-09-14 Andreas Schwab <schwab@suse.de>
* tree-call-cdce.c (check_target_format): Accept Motorola formats.
2008-09-14 Jan Hubicka <jh@suse.cz>
* invoke.texi (-fconserve-stack): Document.
* opts.c (decode_options): Handle conserve_stack.
* common.opt (fconvserve_stack): New.
2008-09-14 David Edelsohn <edelsohn@gnu.org>
* config.host: Add x-aix to host_xmake_file.
* config/rs6000/t-aix52: Do not override LDFLAGS.
* config/rs6000/x-aix: New file.
2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
PR target/19636
PR target/24894
PR target/31644
PR target/31786
* config/avr/avr.c (legitimate_address_p): Fix problem where subreg
is not recognized as a valid register usage. Allow REG_X to be used
as a base pointer.
* config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
forces a reload when using a base register.
2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
* config/i386/cygming-crtend.c (register_frame_ctor): If
DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
directly with atexit.
(deregister_frame_ctor): Rename to ...
(deregister_frame_dtor): Use to call __gcc_deregister_frame
if !DEFAULT_USE_CXA_ATEXIT.
2008-09-13 Jan Hubicka <jh@suse.cz>
* cgraph.c: Include value-prof.h
* Makefile.in (cgraph.o): Add value-prof.h dependency.
2008-09-13 Jan Hubicka <jh@suse.cz>
PR middle-end/32581
* tree-profile.c (add_abnormal_goto_call_edges): New function.
(tree_gen_interval_profiler, tree_gen_pow2_profiler,
tree_gen_one_value_profiler, tree_gen_average_profiler,
tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
2008-09-13 Jan Hubicka <jh@suse.cz>
* i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
too many bytes on misalligned blocks.
2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
* doc/cfg.texi: Fix some typos.
* doc/extend.texi: Likewise.
* doc/install.texi: Likewise.
* doc/invoke.texi: Likewise.
* doc/rtl.texi: Likewise.
* doc/tree-ssa.texi: Likewise.
2008-09-13 Richard Guenther <rguenther@suse.de>
PR middle-end/30141
* tree-nested.c (finalize_nesting_tree_1): Generate valid
gimple stores for memory rhs.
2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
PR rtl-optimization/37489
* cse.c (fold_rtx): Don't return const_true_rtx for float
compare if FLOAT_STORE_FLAG_VALUE is undefined.
2008-09-13 Jan Hubicka <jh@suse.cz>
PR tree-optimization/37392
* tree-inline.c (remap_gimple_stmt): Do not remap return value.
2008-09-13 Martin Jambor <mjambor@suse.cz>
Jan Hubicka <jh@suse.cz>
* cgraph.c (free_edges): New variable.
(NEXT_FREE_EDGE): New macro.
(cgraph_free_edge): New function.
(cgraph_remove_edge): Call cgraph_remove_edge_1.
(cgraph_node_remove_callees): Likewise.
(cgraph_node_remove_callers): Likewise.
(cgraph_create_edge): Reuse edges from the free list. Do not
update uid if doing so.
(cgraph_remove_*_hook): Add free call.
2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
* ira-color.c (conflict_allocno_vec): Delete.
(update_cost_queue_elem): New structure.
(update_cost_queue): New variable.
(update_cost_queue_tail): Likewise.
(update_cost_queue_elems): Likewise.
(allocno_update_cost_check): Delete.
(initiate_cost_update): Allocate update_cost_queue_elems
instead of allocno_update_cost_check.
(finish_cost_update): Update the free()s accordingly.
(start_update_cost): New function.
(queue_update_cost): Likewise.
(get_next_update_cost): Likewise.
(update_copy_costs_1): Inline into...
(update_copy_costs): ...here. Use a queue instead of recursive calls.
Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
once we've established they are equal. Don't allocate update
costs if there is nothing to add to them.
(update_conflict_hard_regno_costs): Remove ALLOCNO and
DIVISOR arguments. Use a queue instead of recursive calls;
process all the allocnos in the initial queue, rather than
a single allocno.
(assign_hard_reg): Use queue_update_cost instead of
conflict_allocno_vec. Queue coalesced allocnos instead
of calling update_conflict_hard_regno_costs for each one.
Just call update_conflict_hard_regno_costs once for the
entire queue.
(ira_color): Remove conflict_allocno_vec handling.
2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
PR tree-optimization/37484
* graphite.c (scop_record_loop): Use snprintf instead of sprintf.
(save_var_name): Same.
(initialize_cloog_names): Same.
(initialize_cloog_names): Same.
2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
* tree-scalar-evolution.c (set_instantiated_value): Set
instantiated_below.
2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
PR rtl-opt/37377
* ira-build.c (common_loop_tree_node_dominator): Remove.
(copy_live_ranges_to_removed_store_destinations): New function.
(regno_top_level_allocno_map): Move to top level from ...
(ira_flattening): ... here. Use
copy_live_ranges_to_removed_store_destinations.
* ira-emit.c (generate_edge_moves): Fix a comment.
2008-09-12 Anatoly Sokolov <aesok@post.ru>
PR target/37466
* config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
scratch register after 'set' pattern.
2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
* emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
information passed to mark_reg_pointer.
* explow.c (force_reg): Likewise.
2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
* config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
when building for the celledp architecture.
2008-09-12 Richard Guenther <rguenther@suse.de>
* tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
PR rtl-optimization/37424
* ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
the regnos instead of the addresses.
2008-09-11 Janis Johnson <janis187@us.ibm.com>
* ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
2008-09-11 Richard Guenther <rguenther@suse.de>
* tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
entering the weaker equivalence recording.
* tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
2008-09-11 Jeff Law <law@redhat.com>
* reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
by assign_stack_local on the IRA path for stack slot sharing
as well as the non-IRA path.
2008-09-11 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.h: Fix whitespace issues.
2008-09-11 Martin Jambor <mjambor@suse.cz>
* ipa-prop.h (struct ipa_param_flags): Removed.
(struct ipa_param_descriptor): New structure.
(struct ipa_node_params): ipcp_lattices, param_decls and
param_flags moved to ipa_param_description.
(ipa_get_ith_param): Renamed to ipa_get_param, changed to access
descriptors. Renamed all users.
(ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
changed to access descriptors. Renamed all users.
(ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
to access descriptors. Renamed all users.
* ipa-cp.c (ipcp_init_cloned_node): Call
ipa_initialize_node_params instead of ipa_count_formal_params and
ipa_create_param_decls_array.
(ipcp_analyze_node): Likewise.
(ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
descriptors. Renamed all users.
(ipcp_initialize_node_lattices): Remove allocation.
* ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
ipa_initialize_node_params instead of ipa_count_formal_params and
ipa_create_param_decls_array.
* ipa-prop.c (ipa_create_param_decls_array): Renamed to
ipa_populate_param_decls, made static, added parameter info,
renamed mt to node, removed allocation, changed to use
descriptors.
(ipa_count_formal_params): Made static, added parameter info,
renamed mt to node.
(ipa_initialize_node_params): New function.
(ipa_check_stmt_modifications): Changed to use descriptors.
(ipa_detect_param_modifications): Removed allocation, changed to
use descriptors.
(ipa_note_param_call): Changed to use descriptors.
(ipa_analyze_params_uses): Removed allocation.
(ipa_free_node_params_substructures): Changed to use descriptors.
(ipa_edge_duplication_hook): Use the unused attribute.
(ipa_node_duplication_hook): Use the unused attribute, changed to
use descriptors, changed to duplicate descriptors.
* ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
changed all callers. Call ipa_propagate_indirect_call_infos if doing
indirect inlining. Made static.
(cgraph_decide_inlining): Freeing ipa-prop structures after inlining
functions called only once.
(cgraph_decide_recursive_inlining): Don't call
ipa_propagate_indirect_call_infos, pass new_edges to
cgraph_mark_inline_edge instead.
(cgraph_decide_inlining_of_small_functions): Don't call
ipa_propagate_indirect_call_infos, pass new_edges to
cgraph_mark_inline_edge instead.
(cgraph_decide_inlining): Don't call
ipa_propagate_indirect_call_infos.
* ipa-prop.c: Check that vectors are allocated.
* ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
iff a new cgraph edges have been created.
(cgraph_decide_inlining): New variable redo_always_inline.
Flattening and always_inlining loop until callgraph stabilizes.
* ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
true iff new cgraph edges have been created.
(propagate_info_to_inlined_callees): Likewise.
(ipa_propagate_indirect_call_infos): Likewise.
2008-09-11 Richard Guenther <rguenther@suse.de>
* tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
(set_prologue_iterations): Likewise.
* tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
Likewise.
(vect_update_init_of_dr): Likewise.
* tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
type verification.
* fold-const.c (fold_unary): Do not generate calculations
in sub-types.
2008-09-11 Paolo Bonzini <bonzini@gnu.org>
* dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
(do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
* tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
a bool.
* tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
before finalizing the changes.
* tree-vrp.c (extract_range_from_binary_expr): Add limited support
for BIT_IOR_EXPR.
(simplify_truth_ops_using_ranges): New.
(simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
simplify_cond_using_ranges, simplify_switch_using_ranges): Return
whether a simplification was made.
(simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
use a switch statement and also call simplify_truth_ops_using_ranges.
2008-09-11 Jan Hubicka <jh@suse.cz>
* ggc-common.c (loc_array): Make static.
* dce.c (rest_of_handle_ud_dce): Free worklist.
2008-09-11 Jan Hubicka <jh@suse.cz>
* cgraph.c (cgraph_release_function_body): Plug memory leak on
ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
function so we are sure we do not dangle it forever.
* function.c (outer_function_chain, find_function_data): Remove.
(function_context_stack): New.
(push_function_context, pop_function_context): Update.
* function.h (struct function): Remove pointer outer.
(outer_function_chain, find_function_data): Remove.
* stmt.c (force_label_rtx): Remove dead call of find_function_data.
2008-09-11 Jan Hubicka <jh@suse.cz>
PR middle-end/37448
* cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
2008-09-11 Jan Hubicka <jh@suse.cz>
* tree-ssa-pre.c (phi_translate_1): Fix memory leak
2008-09-11 Jan Hubicka <jh@suse.cz>
* tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
(free_var_map_entry): New function.
(redirect_edge_var_map_destroy): Use it.
2008-09-11 Jan Hubicka <jh@suse.cz>
PR middle-end/37448
* tree-inline.c (add_lexical_block): Replace with ...
(prepend_lexical_block): ... prepend at begginig.
(remap_blocks): Use it and reverse later.
(expand_call_inline): Use prepend_lexical_block.
2008-09-11 Jan Hubicka <jh@suse.cz>
* gimplify.c (pop_gimplify_context): Free bind_expr_stack.
2008-09-11 Jan Hubicka <jh@suse.cz>
* function.c (free_after_compilation): Call insn_locators_free.
* cfglayout.c (insn_locators_free): New function.
* rtl.h (insn_locators_free): Declare.
2008-09-11 Jan Hubicka <jh@suse.cz>
* ifcvt.c (check_cond_move_block): Make regs argument pointer to
vector pointer.
(cond_move_process_if_block): Update call.
2008-09-11 Jan Hubicka <jh@suse.cz>
* toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
* vec.c: Include hashtab.h
(vec_descriptor, ptr_hash_entry): New structures.
(vec_desc_hash, vec_ptr_map): New static variables.
(hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
register_overhead, free_overhead, vec_heap_free): New functions.
(vec_gc_o_reserve_1): ggc_free when resizing to 0.
(vec_heap_o_reserve_1): free when resizing to 0; add statistics.
(cmp_statistic, add_statistics, dump_vec_loc_statistics):
New functions.
2008-09-11 Ira Rosen <irar@il.ibm.com>
PR tree-optimization/37474
* tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
length of load permutation.
2008-09-11 Andreas Schwab <schwab@suse.de>
* config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
2008-09-11 Jakub Jelinek <jakub@redhat.com>
PR target/37382
* expmed.c (extract_low_bits): Avoid creating invalid subregs.
* dse.c (find_shift_sequence): Use extract_low_bits instead of
simplify_gen_subreg.
2008-09-11 Ira Rosen <irar@il.ibm.com>
* tree-vect-transform.c (vectorizable_store): Use the rhs vector type
for alias check.
2008-09-10 Jakub Jelinek <jakub@redhat.com>
PR middle-end/37338
* gimplify.c (gimplify_body): Call default_rtl_profile.
PR target/36904
* config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
instead of tok->val.node if not expanding to something else. Handle
intervening CPP_PADDING tokens.
(altivec_categorize_keyword): Remove unneeded comparisons.
2008-09-10 Richard Guenther <rguenther@suse.de>
* tree-ssa-pre.c (phi_translate_1): Fix memory leak.
2008-09-10 Richard Guenther <rguenther@suse.de>
PR middle-end/37432
* tree-inline.c (insert_init_stmt): Make sure to not
insert invalid gimple stores.
2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
PR tree-optimization/37388
* toplev.c (process_options): Fail and warn when graphite
flags are used, but the compiler has not been configured
with graphite libraries.
* graphite.c (graphite_transform_loops): Remove printfs
to dump_file for the case when graphite is not available.
2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
PR target/37434:
* config/i386/i386.c (ix86_expand_vector_init_interleave): Force
the even element into register.
(ix86_expand_vector_init_general): Don't use
ix86_expand_vector_init_interleave on V16QImode and V8HImode
if we can't move from GPR to SSE register directly.
2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
* config/bfin/bfin.c (workaround_speculation): Correct algorithm to
not lose track of the number of NOPs needed. Number of NOPs needed
for sync vs. loads workaround was switched; corrected. Run second
pass for all workarounds. No NOPs needed after call insns. Change
second pass to use find_next_insn_start and find_load helpers in order
to properly detect parallel insns.
* config/bfin/bfin.md (cbranch_with_nops): Increase length.
2008-09-10 Jan Hubicka <jh@suse.cz>
* value-prof.c (gimple_ic): Fix tuplification bug.
* sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
var warning.
2008-09-10 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/37353
* tree-call-cdce.c (cond_dead_built_in_calls): Remove.
(shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
calls instead of cond_dead_built_in_calls.
(tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
initalize the vector only before adding first entry. Use VEC_safe_push
instead of VEC_quick_push. Pass cond_dead_built_in_calls to
shrink_wrap_conditional_dead_built_in_calls call.
2008-09-10 Ira Rosen <irar@il.ibm.com>
PR tree-optimization/37385
* tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
argument, and use it as a vector type if not NULL.
(vectorizable_store): Call vect_create_data_ref_ptr with the type of
vectorized rhs.
(vect_setup_realignment): Call vect_create_data_ref_ptr with
additional argument.
(vectorizable_load): Likewise.
2008-09-10 Jakub Jelinek <jakub@redhat.com>
* config/i386/i386.md (SWI32): New mode iterator.
(jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
of SWI.
2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
PR rtl-optimization/37435
* caller-save.c (insert_restore, insert_save): Check the mode by
reg_save_code.
2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
PR other/37265
* dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
splay tree lookup.
(dw2_output_indirect_constant_1): Use unstripped name in symbol
reference.
2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
* doc/invoke.texi (ARM Options): Correct errors in discussion
of -mfloat-abi, -mhard-float, and -msoft-float.
2008-09-09 Jakub Jelinek <jakub@redhat.com>
Jan Hubicka <jh@suse.cz>
PR middle-end/37356
* tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
calling gimple_regimplify_operands on it. Iterate over all newly
added statements, not just the last one.
(insert_init_stmt): Insert stmt into seq first, then call
gimple_regimplify_operands on it. Don't create new gimplification
context, nor find referenced vars.
2008-09-09 Jakub Jelinek <jakub@redhat.com>
PR other/37419
* ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
to pointer to vector pointer.
* ipa-prop.c (ipa_propagate_indirect_call_infos,
propagate_info_to_inlined_callees): Likewise.
(update_call_notes_after_inlining): Likewise. Push new indirect edge
to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
ipa_check_create_edge_args.
* ipa-inline.c (cgraph_decide_recursive_inlining): Change last
argument to pointer to vector pointer.
(cgraph_decide_inlining_of_small_function): Adjust
cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
calls.
PR target/37438
* config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
optimizing for size, not speed.
PR rtl-optimization/37408
* function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
if parm is promoted.
2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
PR tree-optimization/37375
* tree-scalar-evolution.c (scev_info_str): Add field
instantiated_below.
(new_scev_info_str, eq_scev_info, find_var_scev_info,
set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
set_instantiated_value): Pass instantiated_below.
(analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
to above functions.
(instantiate_scev_1, instantiate_scev): Pass a basic block above which
the definitions are not instantiated.
* tree-scalar-evolution.h (instantiate_scev): Update declaration.
(block_before_loop): New.
* tree-data-ref.c (dr_analyze_indices): Update uses of
instantiate_scev.
* graphite.c (block_before_scop): New.
(loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
basic block, not a loop for determining the parameters.
(scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
scop.
(idx_record_params, find_params_in_bb, find_scop_parameters,
build_loop_iteration_domains, add_conditions_to_domain): Update calls
to instantiate_scev.
* Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
PR rtl-opt/37333
* ira-build.c (ira_create_allocno): Setup frequency to 0.
* ira-color.c (update_conflict_hard_regno_costs): Remove assert.
Check zero freq and increase if necessary.
2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
* ira-conflicts.c (process_regs_for_copy): Check that the hard
regno is in the right range. Add comments.
2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
* Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
warnings.
* mips-tfile.c (copy_object): Cast alloca result to int *.
* mips-tdump.c (print_symbol): Cast xmalloc return values to
proper types.
Rename class to sclass.
(read_tfile): Cast read_seek return values to proper types.
Cast xcalloc return value to proper type.
2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
* config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
* config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
* config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
2008-09-09 Jan Hubicka <jh@suse.cz>
* profile.c (is_edge_inconsistent): Add debug output; ignore
negative count on fake edges.
(is_inconsistent): Add debug output.
2008-09-09 Andrey Belevantsev <abel@ispras.ru>
* haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
dump message.
(choose_ready): When first insn is chosen from the ready list, also
dump it.
2008-09-09 Andrey Belevantsev <abel@ispras.ru>
PR rtl-optimization/37360
* haifa-sched.c (max_issue): Do not assert that we never issue more
insns than issue_rate. Add comment.
2008-09-09 Richard Guenther <rguenther@suse.de>
* tree-cfg.c (verify_types_in_gimple_op): Remove.
(verify_types_in_gimple_call): Rename to ...
(verify_gimple_call): ... this. Enhance.
(verify_types_in_gimple_cond): Remove.
(verify_gimple_comparison): New function ...
(verify_types_in_gimple_assign): ... split out from here.
(verify_types_in_gimple_return): Rename to ...
(verify_gimple_return): ... this. Enhance.
(verify_types_in_gimple_switch): Rename to ...
(verify_gimple_switch): ... this. Enhance.
(verify_gimple_goto): New function.
(verify_types_in_gimple_phi): Rename to ...
(verify_gimple_phi): ... this. Enhance.
(verify_types_in_gimple_stmt): Adjust calls to helper functions.
Fold in single-statement cases from verify_types_in_gimple_seq_2.
(verify_types_in_gimple_seq_2): Remove cases handled in
verify_types_in_gimple_stmt.
2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
* config/bfin/bfin.c (n_regs_to_save): New static variable.
(push_multiple_operation, pop_multiple_operation): Set it.
(workaround_rts_anomaly): New function.
(workaround_speculation): New function, broken out of bfin_reorg.
(bfin_reorg): Call the new functions.
2008-09-09 Richard Guenther <rguenther@suse.de>
PR middle-end/37354
PR middle-end/30165
* gimplify.c (gimplify_conversion): Change conversions of
non-register type to VIEW_CONVERT_EXPRs.
(gimplify_addr_expr): If we need to make the operand
addressable make sure to use a properly initialized
temporary for that so it gets a valid gimple store.
2008-09-09 Aldy Hernandez <aldyh@redhat.com>
* function.h (struct function): Add function_start_locus.
* cfgexpand.c (gimple_expand_cfg): Use it.
* c-parser.c (c_parser_declaration_or_fndef): Set it.
2008-09-09 Richard Guenther <rguenther@suse.de>
PR tree-optimization/37433
* tree-ssa-ccp.c (ccp_fold): Properly guard folding of
function calls.
2008-09-09 Richard Guenther <rguenther@suse.de>
PR tree-optimization/37387
* tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
and bits to a common type.
2008-09-09 Nick Clifton <nickc@redhat.com>
* config/v850/v850.md (return): Restore frame size restriction.
2008-09-09 Paolo Bonzini <bonzini@gnu.org>
* c-common.c (c_expand_decl): Remove.
* c-common.h (anon_aggr_type_p): Remove prototype.
(DECL_ANON_UNION_ELEMS): Remove.
* c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
* c-decl.c (anon_aggr_type_p): Remove.
* langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
(LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
* langhooks.h (struct lang_hooks): Remove expand_decl.
* langhooks.c (lhd_expand_decl): Remove.
* stmt.c (expand_anon_union_decl): Remove.
* tree.h (expand_anon_union_decl): Remove prototype.
2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
PR target/36609
* config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
zero.
* config/avr/avr.md (QISI) : Define mode iterator.
(negated_tst<mode>) : Redefine as split using mode macro.
(reversed_tstqi): Define insn as reversed compare with zero.
(reversed_tsthi): Ditto.
(reversed_tstsi): Ditto.
2008-09-08 Jakub Jelinek <jakub@redhat.com>
PR middle-end/37393
* tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
PR middle-end/37414
* predict.c (optimize_function_for_size_p): Don't segfault if
FUN is NULL.
* fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
tree_swap_operands_p): Don't test cfun != NULL before calling
optimize_function_for_s*_p.
2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
* ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
end of the search.
2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
* crx/crx.h (IRA_COVER_CLASSES): Define.
2008-09-08 Jakub Jelinek <jakub@redhat.com>
PR middle-end/37337
* tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
even when a stmt has been gimple_modified_p, but after fold_stmt is
not any longer. Remove unneeded may_have_exposed_new_symbols
initializations.
2008-09-08 Richard Guenther <rguenther@suse.de>
PR tree-optimization/37421
* tree-ssa-sccvn.c (visit_copy): Make sure to fully
valueize the RHS.
2008-09-08 Jakub Jelinek <jakub@redhat.com>
PR middle-end/37415
* opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
PR driver/37409
* pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
* pa-hpux10.h (LINK_SPEC): Likewise.
* pa-hpux11.h (LINK_SPEC): Likewise.
2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
* pa32-regs.h (IRA_COVER_CLASSES): Define.
* pa64-regs.h (IRA_COVER_CLASSES): Define.
2008-09-07 Helge Deller <deller@gmx.de>
* pa/linux-atomic.c: New file.
* pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
* pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
2008-09-07 Richard Guenther <rguenther@suse.de>
Ira Rosen <irar@il.ibm.com>
PR tree-optimization/36630
* tree-vect-transform.c (vect_update_ivs_after_vectorizer):
Call STRIP_NOPS before calling evolution_part_in_loop_num.
2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
Ira Rosen <irar@il.ibm.com>
PR tree-optimization/35642
* config/rs6000/altivec.md (mulv8hi3): Implement.
2008-09-06 Jeff Law <law@redhat.com>
* h8300/h8300.h (IRA_COVER_CLASSES): Define.
2008-09-06 Jan Hubicka <jh@suse.cz>
PR tree-optimization/14703
* tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
declarations.
* passes.c (init_optimization_passes): Recompute inline parameters.
2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
* config/mips/mips.c (mips_function_ok_for_sibcall): Check for
DECL being null.
2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
Peter Fuerst <post@pfrst.de>
* doc/invoke.texi: Document -mr10k-cache-barrier=.
* doc/extend.texi: Document __builtin_mips_cache.
* config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
* config/mips/mips.opt (mr10k-cache-barrier=): New option.
* config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
__GCC_HAVE_BUILTIN_MIPS_CACHE.
(TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
* config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
(set_push_mips_isas): New variable.
(mips_r10k_cache_barrier): New variable.
(cache): New availability predicate.
(mips_builtins): Add an entry for __builtin_mips_cache.
(mips_build_cvpointer_type): New function.
(MIPS_ATYPE_CVPOINTER): New macro.
(mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
mode is VOIDmode.
(r10k_simplified_address_p, r10k_simplify_address)
(r10k_uncached_address_p, r10k_safe_address_p)
(r10k_needs_protection_p_1, r10k_needs_protection_p_store)
(r10k_needs_protection_p_call, r10k_needs_protection_p)
(r10k_insert_cache_barriers): New functions.
(mips_reorg_process_insns): Delete cache barriers after a
branch-likely instruction.
(mips_reorg): Call r10k_insert_cache_barriers.
(mips_handle_option): Handle OPT_mr10k_cache_barrier_.
* config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
(UNSPEC_R10K_CACHE_BARRIER): Likewise.
(mips_cache, r10k_cache_barrier): New define_insns.
2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
* ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
* ira-color.c (setup_allocno_left_conflicts_num): Use
hard_reg_set_equal_p instead of a comparison with
ira_zero_hard_reg_set.
* ira.c (setup_reg_subclasses): Likewise.
(setup_cover_and_important_classes): Likewise.
(setup_class_translate): Likewise.
(setup_reg_class_intersect_union): Likewise.
(ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
(ira_init_once): Don't initialize them.
2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
* doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
* ira-color.c (ira_fast_allocation): Permit global allocno allocation.
2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
Improved branch hints, safe hints, and scheduling.
* haifa-sched.c (sched_emit_insn) : Define.
* sched-int.h (sched_emit_insn) : Add prototype.
* doc/invoke.texi (-mdual-nops, -mhint-max-nops,
-mhint-max-distance -msafe-hints) : Document.
* config/spu/spu.c (spu_flag_var_tracking): New.
(TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
TARGET_ASM_FILE_START): Define.
(TARGET_SCHED_ADJUST_PRIORITY): Remove.
(STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
(spu_emit_branch_hint): Add blocks argument.
(insert_branch_hints, insert_nops): Remove.
(pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
uses_ls_unit, spu_sched_init_global, spu_sched_init,
spu_sched_reorder, asm_file_start): New functions.
(clock_var, spu_sched_length, pipe0_clock,
pipe1_clock, prev_clock_var, prev_priority,
spu_ls_first, prev_ls_clock): New static variables.
* config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
* config/spu.md (iprefetch): Add operand, make it clobber MEM.
(nopn_nv): Add a non-volatile version of nop.
* config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
-mhint-max-distance, -msafe-hints): New options.
2008-09-05 Janis Johnson <janis187@us.ibm.com>
Samuel Tardieu <sam@rfc1149.net>
* opts.c (decode_options): Combine nested if statements.
PR target/37283
* opts.c (decode_options): Handle more relationships among
unit-at-a-time, toplevel-reorder, and section-anchors.
2008-09-05 David Daney <ddaney@avtrex.com>
* doc/install.texi (--enable-reduced-reflection): Document new option.
2008-09-05 Bob Wilson <bob.wilson@acm.org>
* config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
constantpool_mem_p.
(constantpool_operand): New.
(move_operand): Disallow sub-word modes for the constant pool.
* config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
(xtensa_secondary_reload_class): Replace with....
(xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
Set icode for sub-word reloads from the constant pool.
* config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
(SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
* config/xtensa/xtensa.md (reload<mode>_literal): New.
* config/xtensa/xtensa-protos.h: Update prototypes.
2008-09-05 Joseph Myers <joseph@codesourcery.com>
* config/mips/mips.h (enum reg_class): Add FRAME_REGS.
(REG_CLASS_NAMES): Update.
(REG_CLASS_CONTENTS): Update.
* config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
of ALL_REGS for regs 77 and 78.
* function.c (instantiate_virtual_regs_in_insn): Assert that
return value of simplify_gen_subreg is not NULL.
2008-09-05 Paolo Bonzini <bonzini@gnu.org>
* emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
(gen_rtvec_v): Fix coding standards.
2008-09-04 Jan Hubicka <jh@suse.cz>
* i386.c (decide_alg): Be more conservative about optimizing for size.
2008-09-04 Ian Lance Taylor <iant@google.com>
* varasm.c (narrowing_initializer_constant_valid_p): New
static function.
(initializer_constant_valid_p): Call it.
2008-09-04 Jeff Law <law@redhat.com>
* fold-const.c (native_encode_real): Fix computation of WORDS.
(native_interpret_real): Likewise.
2008-09-04 Janis Johnson <janis187@us.ibm.com>
* config/rs6000/t-rs6000: Remove target gt-rs6000.h.
2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
* ira-conflicts.c (process_regs_for_copy): Check insn to check
that the cost is already taken into account in ira-costs.c
* ira-int.h (ira_debug_copy, ira_debug_copies): New.
* ira-build.c (print_copy, print_copies, ira_debug_copy,
ira_debug_copies): New.
(ira_bulid): Call print_copies.
* doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
2008-09-04 Samuel Tardieu <sam@rfc1149.net>
PR target/32783
* config/rs6000/rs6000.c (optimization_options): Remove check of
flag_toplevel_order.
2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
* config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
* config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
second operand is a reg_imm10_operand.
* config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
*sne_<GPR:mode><GPR2:mode>_sne): New patterns.
(*seq_<GPR:mode><GPR2:mode>): Rename to
*seq_zero_<GPR:mode><GPR2:mode>. Don't match if
ISA_HAS_SEQ_SNE.
(*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
*seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
ISA_HAS_SEQ_SNE.
(*sne_<GPR:mode><GPR2:mode>): Rename to
*sne_zero_<GPR:mode><GPR2:mode>. Don't match if
ISA_HAS_SEQ_SNE.
2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
* config/mips/mips.h (ISA_HAS_EXTS): New macro.
* config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
combining an arithmetic right shift by more than 31 and a
trunction. Don't match for out-of-range shift amounts. Set
attribute mode to <MODE>.
(*lshr32_trunc<mode>): Name the pattern combining a logical right
shift by 32 and and a truncation. Set attribute mode to <MODE>.
(*<optab>_trunc<mode>_exts): New pattern for truncated right
shifts by less than 32.
(extv): Change predicate on first operand to accept registers.
Change predicate of the other operands from immediate_operand to
const_int_operand. Expand exts when source is a register.
(extzv): Change predicate of the constant operands from
immediate_operand to const_int_operand.
(extzv<mode>): Change predicate of the constant operands from
immediate_operand to const_int_operand and no constraint. Also
remove mode.
(*extzv_trunc<mode>_exts): New pattern.
2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
* config/mips/mips.h (ISA_HAS_CINS): New macro.
* config/mips/mips-protos.h (mask_low_and_shift_p,
mask_low_and_shift_len): Declare.
* config/mips/mips.c (mask_low_and_shift_p,
mask_low_and_shift_len): New functions.
(mips_print_operand): Handle new operand prefix "m".
* config/mips/mips.md (*cins<mode>): New pattern.
2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
* config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
optimizing for size.
2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
* df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
regardless of epilogue_completed.
2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
PR middle-end/37359
* ira-lives.c (process_bb_node_lives): Check setjmp.
2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
PR middle-end/37243
* ira-build.c (form_loop_tree): Reverse BB walk.
(create_bb_allocnos): Likewise.
* ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
(mark_reg_store): Rename to...
(mark_ref_live): ...this and take a df_ref argument instead of
note_stores arguments. Assert that we have a register.
(mark_reg_clobber): Delete.
(def_conflicts_with_inputs_p): New function.
(mark_reg_conflicts): Delete.
(mark_reg_death): Rename to...
(mark_ref_dead): ...this and take a df_ref argument instead of
a register. Assert that we have a register.
(process_bb_node_lives): Hoist frequency calculation out of
instruction walk. Convert from a forwards scan to a backwards scan.
Use DF_REF_USES and DF_REF_DEFS instead of register notes and
note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
(create_allocno_live_ranges): Don't create regs_set.
2008-09-04 Ian Lance Taylor <iant@google.com>
* rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
or REG_LABEL_TARGET.
* calls.c (emit_library_call_value_1): Use MEM_P rather than
comparing MODE with MEM.
* gimple.c (gimple_build_predict): Cast END_PREDICTORS before
comparing with GF_PREDICT_TAKEN.
(gimple_get_lhs): Change code to enum gimple_code.
(gimple_set_lhs): Likewise.
* ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
* omp-low.c (find_omp_clause): Change kind parameter to enum
omp_clause_code.
* tree-flow.h (find_omp_clause): Update declaration.
* regrename.c (clear_dead_regs): Change kind parameter to enum
reg_note.
* reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
GET_MODE.
* see.c (see_get_extension_data): Change return type to enum
entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
(see_gen_normalized_extension): Change extension_code parameter to
enum entry_type.
(see_seek_pre_extension_expr): Change extension_code to enum
entry_type.
(see_merge_one_def_extension): Likewise.
(see_handle_relevant_defs): Likewise.
(see_handle_relevant_uses): Likewise.
(see_analyze_one_def): Likewise.
* tree-cfg.c (need_fake_edge_p): Compare gimple code with
GIMPLE_ASM rather than ASM_EXPR.
* tree-ssa-alias.c (is_escape_site): Compare gimple code with
GIMPLE_RETURN rather than RETURN_EXPR.
* tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
(evaluate_stmt): Likewise.
* tree-vect-analyze.c (vect_analyze_operations): Change relevance
to enum vect_relevant.
(vect_mark_stmts_to_be_vectorized): Change assertion to not
compare gimple codes with tree codes.
2008-09-04 Paul Brook <paul@codesourcery.com>
* config/arm/arm.c (arm_size_rtx_costs): Call cost function.
2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
* config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
pointer check lost in the recent no-unit-at-a-time patch.
2008-09-04 Jan Hubicka <jh@suse.cz>
PR middle-end/37343
* tree-switch-conversion.c (check_final_bb): Accept only IP
invariants.
2008-09-04 Jan Hubicka <jh@suse.cz>
* tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
Break out from ...
(vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
using_ranges argument.
(vrp_evaluate_conditional): Avoid bogus warning for type range.
(vrp_visit_cond_stmt): Update call of
vrp_evaluate_conditional_warnv_with_ops
2008-09-04 Jan Hubicka <jh@suse.cz>
PR tree-optimization/37345
PR tree-optimization/37358
PR tree-optimization/37357
* tree.c (build_function_type_skip_args): Build distinct type copy;
set TYPE_CONTEXT.
(build_function_decl_skip_args): Set type of new decl not orig decl;
clear DECL_VINDEX for methods turned into functions.
2008-09-04 Nick Clifton <nickc@redhat.com>
* configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
* configure: Regenerate.
* config.in: Regenerate.
* config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
alignment field, if it is supported.
2008-09-04 Kai Tietz <kai.tietz@onevision.com>
* config/i386/t-mingw32 (SHLIB_LC): Change order of import
libraries.
2008-09-03 David Edelsohn <edelsohn@gnu.org>
* config/rs6000/rs6000.c (processor_target_table): Do not
enable VMX for POWER6.
2008-09-03 Anton Blanchard <anton@samba.org>
* config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
emit memory barrier before operation.
2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
PR testsuite/37325
* config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
default_elf_asm_output_external.
2008-09-03 Jeff Law <law@redhat.com>
* h8300.c (expand_a_shift): Avoid invalid RTL sharing.
2008-09-03 Richard Henderson <rth@redhat.com>
* config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
memory barrier to below the test-and-set.
(alpha_split_lock_test_and_set_12): Likewise.
2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
PR rtl-opt/37243
* ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
all_allocnos.
* ira-color.c (print_loop_title): Use all_allocnos.
(color_pass): Ditto. Don't add border_allocnos. Check that
subloop allocno in the correspdoning bitmap all_allocnos.
* ira-emit.c (change_loop): Use all_allocnos.
* ira-build.c (create_loop_tree_nodes, finish_loop_tree_node): Ditto.
(ira_create_allocno): Set up all_allocnos bit for the created allocno.
(create_cap_allocno): Remove setting mentioned_allocnos.
(create_insn_allocnos): Ditto.
(remove_unnecessary_allocnos): Use all_allocnos.
(check_allocno_creation): Check that allocnos are in the
corresponding bitmap all_allocnos.
2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
PR rtl-opt/37243
* ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
(process_regs_for_copy): Process subregs. Refine check when cost
is taken into account in ira-costs.c.
(process_reg_shuffles): Use REG_SUBREG_P.
(add_insn_allocno_copies): Ditto. Ignore modes.
* ira-color.c (conflict_allocno_vec): New.
(COST_HOP_DIVISOR): New macro.
(update_copy_costs_1): Use it.
(update_conflict_hard_regno_costs): New function.
(assign_hard_reg): Use it.
(ira_color): Allocate and free conflict_allocno_vec.
2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
PR rtl-opt/37296
* ira-int.h (ira_sort_insn_chain): Remove.
* ira.c (basic_block_order_nums, chain_insn_order,
chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
(ira): Don't call ira_sort_insn_chain.
* reload1.c (reload): Don't call ira_sort_insn_chain.
2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
PR middle-end/37293
* cgraphunit.c (update_call_expr): Remove eh regions from statements
which become non throw.
(cgraph_function_versioning): Also clear DECL_WEAK. Call
update_call_expr after updating the flags on the decl.
2008-09-03 Jan Hubicka <jh@suse.cz>
PR tree-optimization/37315
* cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
* cgraphunit.c (verify_cgraph_node): drop gimple_body check.
(cgraph_analyze_functions): Use node->analyzed
(cgraph_mark_functions_to_output): Likewise.
(cgraph_expand_function): All functions can be released after
expanding.
(cgraph_optimize): Use gimple_has_body_p.
* ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
(cgraph_decide_inlining_incrementally): Likewise.
(inline_transform): Inline transform.
* tree-inline.c (initialize_cfun): Do now shallow copy structure;
copy fields needed.
(inlinable_function_p): Drop gimple_body check.
(expand_call_inline): Use gimple_has_body_p.
* gimple.c (gimple_has_body_p): New.
* gimple.h (gimple_has_body_p): Add prototype.
* tree-cfg.c (execute_build_cfg): Remove gimple_body.
(dump_function_to_file): Use gimple_has_body_p check.
2008-09-03 Jakub Jelinek <jakub@redhat.com>
PR c++/37346
* gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
substatements.
* tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
From Michael Frysinger <michael.frysinger@analog.com>
* config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
for bf538.
2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
Add picoChip port.
* doc/extend.texi: Document picoChip builtin functions.
* doc/invoke.texi: Document picoChip options.
* doc/contrib.texi: Add picoChip contribution.
* doc/md.texi: Document picoChip constraints.
* config.gcc: Add picochip-*-*.
* config/picochip/: Add new port.
2008-09-03 Richard Guenther <rguenther@suse.de>
PR tree-optimization/37328
* tree-sra.c (sra_build_assignment): Gimplify properly.
(generate_copy_inout): Take the correct stmt as definition,
remove bogus assert.
2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
* config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
attributes.
From Michael Frysinger <michael.frysinger@analog.com>
* config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
* gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
(__gthread_setspecific): Revert 2008-08-31 change to
__GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
2008-09-02 Aldy Hernandez <aldyh@redhat.com>
* diagnostic.c (error_at): New.
* toplev.h (error_at): New prototype.
* c-typeck.c (build_array_ref): Call error_at instead of error.
Pass location to pedwarn.
2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
* sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
2008-09-02 Jakub Jelinek <jakub@redhat.com>
* dwarf2out.c (tree_add_const_value_attribute): Only handle
VAR_DECL and CONST_DECL.
2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
Jakub Jelinek <jakub@redhat.com>
* config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
(setup_incoming_varargs_64): Assume cum != NULL. Set/check
ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
Don't set ix86_save_varrargs_registers.
(ix86_setup_incoming_varargs): Assume cum != NULL.
(ix86_va_start): Check ix86_varargs_gpr_size and
ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
from frame pointer if ix86_varargs_gpr_size == 0.
(ix86_compute_frame_layout): Updated.
* config/i386/i386.h (ix86_save_varrargs_registers): Removed.
(ix86_varargs_gpr_size): Define.
(ix86_varargs_fpr_size): Likewise.
(machine_function): Remove save_varrargs_registers.
Add varargs_gpr_size and varargs_fpr_size.
2008-09-02 Jakub Jelinek <jakub@redhat.com>
* config/alpha/alpha.c (va_list_skip_additions,
alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
(alpha_gimplify_va_arg): Call unshare_expr on second use of
offset_field.
PR tree-optimization/36766
* tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
for already removed basic blocks.
PR target/36332
* real.c (real_maxval): Clear a lower bit to make real_maxval
match get_max_float for IBM long double format.
2008-09-02 Andreas Schwab <schwab@suse.de>
* configure.ac: Use m4_quote to quote the expansion of m4_do.
* configure: Regenerate.
2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
* simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
checking for a non-VOID CONSTANT_P.
2008-09-02 Jan Hubicka <jh@suse.cz>
* predict.c (pass_strip_predict_hints): Avoid bugs dump file.
* expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
sdiv_pow2_cheap
2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
* expr.c (emit_group_store): Don't assert stack temp mode size.
2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
Tobias Grosser <grosser@fim.uni-passau.de>
Jan Sjodin <jan.sjodin@amd.com>
Harsha Jagasia <harsha.jagasia@amd.com>
Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
Konrad Trifunovic <konrad.trifunovic@inria.fr>
Adrien Eliche <aeliche@isty.uvsq.fr>
Merge from graphite branch.
* graphite.c: New.
* graphite.h: New.
* tree-loop-linear.c (perfect_loop_nest_depth): Export.
* doc/invoke.texi (-floop-block, -floop-interchange,
-floop-strip-mine): Document new flags.
* tree-into-ssa.c (gimple_vec): Moved...
* tree-loop-distribution.c (rdg_component): Moved...
* cfgloopmanip.c: Include tree-flow.h.
(update_dominators_in_loop): New.
(create_empty_if_region_on_edge): New.
(create_empty_loop_on_edge): New.
(loopify): Use update_dominators_in_loop.
* tree-pass.h (pass_graphite_transforms): Declared.
* configure: Regenerate.
* tree-phinodes.c (make_phi_node): Export.
(add_phi_node_to_bb): New, split from create_phi_node.
* tree-chrec.c (for_each_scev_op): New.
* tree-chrec.h (for_each_scev_op): Declared.
* tree-ssa-loop-ivopts.c (get_phi_with_result): New.
(remove_statement): Call get_phi_with_result.
* config.in (HAVE_cloog): Undef.
* gdbinit.in (pgg): New.
* timevar.def (TV_GRAPHITE_TRANSFORMS): New.
* tree-ssa-loop.c (graphite_transforms): New.
(gate_graphite_transforms): New.
(pass_graphite_transforms): New.
* configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
HAVE_cloog): Defined.
* tree-vectorizer.c (rename_variables_in_bb): Export.
* tree-data-ref.c (dr_may_alias_p): Export.
(stmt_simple_memref_p): New.
(find_data_references_in_stmt): Export.
(find_data_references_in_loop): Export.
(create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
(create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
(create_rdg_vertices): Export.
(build_empty_rdg): New.
(build_rdg): Call build_empty_rdg. Free dependence_relations.
* tree-data-ref.h (rdg_component): ... here.
(scop_p): New.
(struct data_reference): Add a field scop.
(DR_SCOP): New.
(find_data_references_in_loop): Declared.
(find_data_references_in_stmt): Declared.
(create_rdg_vertices): Declared.
(dr_may_alias_p): Declared.
(stmt_simple_memref_p): Declared.
(struct rdg_edge): Add a field ddr_p relation.
(build_empty_rdg): Declared.
* lambda.h (lambda_matrix): Declare a VEC of.
(find_induction_var_from_exit_cond): Declared.
(lambda_vector_compare): New.
* common.opt (fgraphite, floop-strip-mine,
floop-interchange, floop-block): New flags.
* lambda-code.c (find_induction_var_from_exit_cond): Export.
* cfgloop.c (is_loop_exit): New.
* cfgloop.h (is_loop_exit): Declared.
(create_empty_if_region_on_edge): Declared.
(create_empty_loop_on_edge): Declared.
* tree-flow.h (add_phi_node_to_bb): Declared.
(make_phi_node): Declared.
(rename_variables_in_bb): Declared.
(perfect_loop_nest_depth): Declared.
(graphite_transform_loops): Declared.
* Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
(graphite.o-warn): Add -Wno-error.
(PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
(LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
(INCLUDES): Add PPLINC, CLOOGINC.
(OBJS-common): Add graphite.o.
(graphite.o): Add rule.
* gimple.h (gimple_vec): ... here.
* tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
* passes.c (init_optimization_passes): Schedule
pass_graphite_transforms.
2008-09-02 Samuel Tardieu <sam@rfc1149.net>
PR target/37283
* opts.c (decode_options): Move processing of -fno-unit-at-a-time
and -fno-toplevel-reorder after handle_options.
2008-09-02 Paul Brook <paul@codesourcery.com>
* config/arm/arm.c (arm_tune_cortex_a9): Define.
(arm_override_options): Set arm_tune_cortex_a9.
(arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
(arm_issue_rate): Handle cortexa9.
* config/arm/arm.h (arm_tune_cortex_a9): Declare.
* config/arm/arm-cores.def: Add cortex-a9.
* config/arm/arm-tune.md: Regenerate.
* config/arm/arm.md: Include cortex-a9.md.
(generic_sched, generic_vfp): Add cortexa9.
* config/arm/cortex-a9.md: New file.
2008-09-02 Richard Guenther <rguenther@suse.de>
PR tree-optimization/37327
* tree-vrp.c (register_new_assert_for): Make sure to not have
TREE_OVERFLOW set on the bound.
2008-09-02 Alexander Monakov <amonakov@ispras.ru>
Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
* config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
* config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
spec_info->mask.
2008-09-02 Victor Kaplansky <victork@il.ibm.com>
* gcc/config/spu/spu.md (divdf3): Removed.
2008-09-02 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/37095
* cgraph.c (cgraph_node): When creating new cgraph node after
assembler_name_hash has been populated, record it in the hash
table.
2008-09-01 Paul Brook <paul@codesourcery.com>
* doc/invoke.texi: Document -mword-relocations.
* config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
* config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
* config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
* config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
(arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
(arm_emit_movpair): New function.
(arm_print_operand <c>): Handle sybolic addresses.
* config/arm/arm.h (TARGET_USE_MOVT): Define.
(TARGET_DEFAULT_WORD_RELOCATIONS): Define.
* config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
* config/arm/arm.opt: Add -mword-relocations.
* config/arm/arm.md (movsi): Use arm_emit_movpair.
(arm_movt, arm_movw): New.
2008-09-01 Paul Brook <paul@codesourcery.com>
* config/arm/arm.c (arm_override_options): Set arm_abi earlier.
Allow Interworking on ARMv4 EABI based targets.
* config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
(SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
2008-09-01 Paul Brook <paul@codesourcery.com>
* config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
optimized LT0 test. Remove optimization for GT.
2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
* pa64-hpux.h (LIB_SPEC): Link against librt when building static
openmp applications.
* pa-hpux11.h (LIB_SPEC): Likewise.
* ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
is defined.
2008-09-01 Jan Hubicka <jh@suse.cz>
* predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
present, use only counts; when guessed use only frequencies.
(estimate_bb_frequencies): Use function_frequency.
* profile.c (compute_branch_probabilities): Exit early when
profile reading failed. Set profile_status.
(branch_prob): Do not set profile_status.
2008-09-01 Aldy Hernandez <aldyh@redhat.com>
* tree.c (protected_set_expr_location): New.
* tree.h (protected_set_expr_location): New prototype.
* c-tree.h (build_array_ref): Add argument.
(parser_build_unary_op): Same.
* c-typeck.c (build_indirect_ref): Handle new location argument.
(build_array_ref): Same.
(parser_build_unary_op): Same.
* gimplify.c (gimplify_asm_expr): Set input_location before calling
error.
* c-omp.c (c_finish_omp_atomic): Pass location when calling
build_indirect_ref.
* c-common.c (finish_label_address_expr): Handle new location argument.
* c-common.h (build_indirect_ref): Add argument.
(finish_label_address_expr): Same.
* c-parser.c (c_parser_unary_expression): Pass location to build
functions.
(c_parser_postfix_expression): Same.
2008-09-01 Paul Brook <paul@codesourcery.com>
* config/arm/arm.md: Include cortex-r4f.md.
(attr fpu): Update type list.
(attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
fconstd, fcmps and fcmpd.
(attr tune_cortexr4): Define.
(attr generic_sched, attr generic_vfp): Use tune_cortexr4.
* config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
* config/arm/arm.c (arm_issue_rate): Add cortexr4f.
* config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
* config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
cortex_a8_vfp_farith: Ditto.
* config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
* config/arm/cortex-r4.md: Use tune_cortexr4.
* config/arm/cortex-r4f.md: New file.
2008-09-01 Richard Guenther <rguenther@suse.de>
PR tree-optimization/37305
* tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
the result of constant conversions.
(fold_gimple_assign): Likewise.
2008-09-01 Andrey Belevantsev <abel@ispras.ru>
* sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
#ifdef ENABLE_CHECKING.
2008-09-01 Andrey Belevantsev <abel@ispras.ru>
* sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
* sched-int.h (print_insn, print_pattern, print_value): Declare also
when !INSN_SCHEDULING.
2008-09-01 Andreas Schwab <schwab@suse.de>
* config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
2008-09-01 Paul Brook <paul@codesourcery.com>
* config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
2008-09-01 Jan Hubicka <jh@suse.cz>
* config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
* expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
Pass speed operand.
* expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
* gimplify.c (gimplify_init_constructor): Add speed operand.
* tree-sra.c (decide_block_copy): Likewise.
* tree-inline.c (estimate_move_cost): Likewise.
* config/alpha/alpha.h (MOVE_RATIO): Update.
* config/frv/frv.c (MOVE_RATIO): Update.
* config/spu/spu.h (MOVE_RATIO): Update.
* config/sparc/sparc.h (MOVE_RATIO): Update.
* config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
* config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
* config/cris/cris.h (MOVE_RATIO): Update.
* config/mn10300/mn10300.h (MOVE_RATIO): Update.
* config/arm/arm.h (MOVE_RATIO): Update.
* config/pa/pa.md: Update uses of MOVE_RATIO
* config/pa/pa.h (MOVE_RATIO): Update.
* config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
CLEAR_RATIO, SET_RATIO): Update.
* config/h8300/h8300.h (MOVE_RATIO): Update.
* config/v850/v850.h (MOVE_RATIO): Update.
* config/bfin/bfin.h (MOVE_RATIO): Update.
2008-08-31 Andrey Belevantsev <abel@ispras.ru>
Dmitry Melnik <dm@ispras.ru>
Dmitry Zhurikhin <zhur@ispras.ru>
Alexander Monakov <amonakov@ispras.ru>
Maxim Kuvyrkov <maxim@codesourcery.com>
* sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
sel-sched-dump.c, sel-sched-ir.c: New files.
* Makefile.in (OBJS-common): Add selective scheduling object files.
(sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
(SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
(sched-vis.o): Add dependency on $(INSN_ATTR_H).
* cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
* cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
(make_forwarder_block): Update loop latch if we have redirected
the loop latch edge.
* cfgloop.c (get_loop_body_in_custom_order): New function.
* cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
(CP_FALLTHRU_PREHEADERS): Likewise.
(get_loop_body_in_custom_order): Declare.
* cfgloopmanip.c (has_preds_from_loop): New.
(create_preheader): Honor CP_FALLTHRU_PREHEADERS.
Assert that the preheader edge will be fall thru when it is set.
* common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
fsel-sched-substitution, fselective-scheduling): New flags.
* cse.c (hash_rtx_cb): New.
(hash_rtx): Use it.
* dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
sel_sched_insn_cnt): New counters.
* final.c (compute_alignments): Export. Free dominance
info after loop_optimizer_finalize.
* genattr.c (main): Output maximal_insn_latency prototype.
* genautomata.c (output_default_latencies): New.
Factor its code from ...
(output_internal_insn_latency_func): ... here.
(output_internal_maximal_insn_latency_func): New.
(output_maximal_insn_latency_func): New.
* hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
(struct hard_reg_set_iterator): New.
(hard_reg_set_iter_init, hard_reg_set_iter_set,
hard_reg_set_iter_next): New functions.
(EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
* lists.c (remove_free_INSN_LIST_node,
remove_free_EXPR_LIST_node): New functions.
* loop-init.c (loop_optimizer_init): When
LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
calling create_preheaders.
(loop_optimizer_finalize): Do not verify flow info after reload.
* recog.c (validate_replace_rtx_1): New parameter simplify.
Default it to true. Update all uses. Factor out simplifying
code to ...
(simplify_while_replacing): ... this new function.
(validate_replace_rtx_part,
validate_replace_rtx_part_nosimplify): New.
* recog.h (validate_replace_rtx_part,
validate_replace_rtx_part_nosimplify): Declare.
* rtl.c (rtx_equal_p_cb): New.
(rtx_equal_p): Use it.
* rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
(remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
* vecprim.h: Add a vector type for unsigned int.
* haifa-sched.c: Include vecprim.h and cfgloop.h.
(issue_rate, sched_verbose_param, note_list, dfa_state_size,
ready_try, cycle_issued_insns, spec_info): Make global.
(readyp): Initialize.
(dfa_lookahead): New global variable.
(old_max_uid, old_last_basic_block): Remove.
(h_i_d): Make it a vector.
(INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
through HID macro.
(after_recovery, adding_bb_to_current_region_p):
New variables to handle correct insertion of the recovery code.
(struct ready_list): Move declaration to sched-int.h.
(rgn_n_insns): Removed.
(rtx_vec_t): Move to sched-int.h.
(find_insn_reg_weight): Remove.
(find_insn_reg_weight1): Rename to find_insn_reg_weight.
(haifa_init_h_i_d, haifa_finish_h_i_d):
New functions to initialize / finalize haifa instruction data.
(extend_h_i_d, init_h_i_d): Rewrite.
(unlink_other_notes): Move logic to add_to_note_list. Handle
selective scheduler.
(ready_lastpos, ready_element, ready_sort, reemit_notes,
find_fallthru_edge): Make global, remove static prototypes.
(max_issue): Make global. Add privileged_n and state parameters. Use
them.
(extend_global, extend_all): Removed.
(init_before_recovery): Add new param. Fix the handling of the case
when we insert a recovery code before the EXIT which has a predecessor
with a fallthrough edge to it.
(create_recovery_block): Make global. Rename to
sched_create_recovery_block. Update.
(change_pattern): Rename to sched_change_pattern. Make global.
(speculate_insn): Rename to sched_speculate_insn. Make global.
Split haifa-specific functionality into ...
(haifa_change_pattern): New static function.
(sched_extend_bb): New static function.
(sched_init_bbs): New function.
(current_sched_info): Change type to struct haifa_sched_info.
(insn_cost): Adjust for selective scheduling.
(dep_cost_1): New function. Move logic from ...
(dep_cost): ... here.
(dep_cost): Use dep_cost_1.
(contributes_to_priority_p): Use sched_deps_info instead of
current_sched_info.
(priority): Adjust to work with selective scheduling. Process the
corner case when all dependencies don't contribute to priority.
(rank_for_schedule): Use ds_weak instead of dep_weak.
(advance_state): New function. Move logic from ...
(advance_one_cycle): ... here.
(add_to_note_list, concat_note_lists): New functions.
(rm_other_notes): Make static. Adjust for selective scheduling.
(remove_notes, restore_other_notes): New functions.
(move_insn): Add two arguments. Update assert. Don't call
reemit_notes.
(choose_ready): Remove lookahead variable, use dfa_lookahead.
Remove more_issue, max_points. Move the code to initialize
max_lookahead_tries to max_issue.
(schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
ready. Adjust use of move_insn. Call restore_other_notes.
(luid): Remove.
(sched_init, sched_finish): Move Haifa-specific initialization/
finalization to ...
(haifa_sched_init, haifa_sched_finish): ... respectively.
New functions.
(setup_sched_dump): New function.
(haifa_init_only_bb): New static function.
(haifa_speculate_insn): New static function.
(try_ready): Use haifa_* instead of speculate_insn and change_pattern.
(extend_ready, extend_all): Remove.
(sched_extend_ready_list, sched_finish_ready_list): New functions.
(create_check_block_twin, add_to_speculative_block): Use
haifa_insns_init instead of extend_global. Update to use new
initialization functions. Change parameter. Factor out code from
create_check_block_twin to ...
(sched_create_recovery_edges) ... this new function.
(add_block): Remove.
(sched_scan_info): New.
(extend_bb): Use sched_scan_info.
(init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
static functions for walking through scheduling region.
(sched_luids): New vector variable to replace uid_to_luid.
(luids_extend_insn): New function.
(sched_max_luid): New variable.
(luids_init_insn): New function.
(sched_init_luids, sched_finish_luids): New functions.
(insn_luid): New debug function.
(sched_extend_target): New function.
(haifa_init_insn): New static function.
(sched_init_only_bb): New hook.
(sched_split_block): New hook.
(sched_split_block_1): New function.
(sched_create_empty_bb): New hook.
(sched_create_empty_bb_1): New function.
(common_sched_info, ready): New global variables.
(current_sched_info_var): Remove.
(move_block_after_check): Use common_sched_info.
(haifa_luid_for_non_insn): New static function.
(init_before_recovery): Use haifa_init_only_bb instead of add_block.
(increase_insn_priority): New.
* modulo-sched.c: (issue_rate): Remove static declaration.
(sms_sched_info): Change type to haifa_sched_info.
(sms_sched_deps_info, sms_common_sched_info): New variables.
(setup_sched_infos): New.
(sms_schedule): Initialize them. Call haifa_sched_init/finish.
Do not call regstat_free_calls_crossed.
(sms_print_insn): Use const_rtx.
* params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
PARAM_SCHED_MEM_TRUE_DEP_COST): New.
* sched-deps.c (sched_deps_info): New. Update all relevant uses of
current_sched_info to use it.
(enum reg_pending_barrier_mode): Move to sched-int.h.
(h_d_i_d): New variable. Initialize to NULL.
({true, output, anti, spec, forward}_dependency_cache): Initialize
to NULL.
(estimate_dep_weak): Remove static declaration.
(sched_has_condition_p): New function. Adjust users of
sched_get_condition to use it instead.
(conditions_mutex_p): Add arguments indicating which conditions are
reversed. Use them.
(sched_get_condition_with_rev): Rename from sched_get_condition. Add
argument to indicate whether returned condition is reversed. Do not
generate new rtx when condition should be reversed; indicate it by
setting new argument instead.
(add_dependence_list_and_free): Add deps parameter.
Update all users. Do not free dependence list when
deps context is readonly.
(add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
contexts.
(remove_from_dependence_list, remove_from_both_dependence_lists): New.
(remove_from_deps): New. Use the above functions.
(cur_insn, can_start_lhs_rhs_p): New static variables.
(add_or_update_back_dep_1): Initialize present_dep_type.
(haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
haifa_note_dep): New functions implementing dependence hooks for
the Haifa scheduler.
(note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
note_dep): New functions.
(ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
functions.
(init_deps): Initialize last_reg_pending_barrier and deps->readonly.
(free_deps): Initialize deps->reg_last.
(sched_analyze_reg, sched_analyze_1, sched_analyze_2,
sched_analyze_insn): Update to use dependency hooks infrastructure
and readonly contexts.
(deps_analyze_insn): New function. Move part of logic from ...
(sched_analyze): ... here. Also move some logic to ...
(deps_start_bb): ... here. New function.
(add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
sel_sched_p.
(sched_deps_init): New function. Move code from ...
(init_dependency_caches): ... here. Remove.
(init_deps_data_vector): New.
(sched_deps_finish): New function. Move code from ...
(free_dependency_caches): ... here. Remove.
(init_deps_global, finish_deps_global): Adjust for use with
selective scheduling.
(get_dep_weak): Move logic to ...
(get_dep_weak_1): New function.
(ds_merge): Move logic to ...
(ds_merge_1): New static function.
(ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
(ds_get_max_dep_weak): New function.
* sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
(n_insns): Rename to rgn_n_insns.
(debug_ebb_dependencies): New function.
(init_ready_list): Use it.
(begin_schedule_ready): Use sched_init_only_bb.
(ebb_print_insn): Indicate when an insn starts a new cycle.
(contributes_to_priority, compute_jump_reg_dependencies,
add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
(add_block1): Remove to ebb_add_block.
(ebb_sched_deps_info, ebb_common_sched_info): New variables.
(schedule_ebb): Initialize them. Use remove_notes instead of
rm_other_notes. Use haifa_local_init/finish.
(schedule_ebbs): Use haifa_sched_init/finish.
* sched-int.h: Include vecprim.h, remove rtl.h.
(struct ready_list): Delete declaration.
(sched_verbose_param, enum sched_pass_id_t,
bb_vec_t, insn_vec_t, rtx_vec_t): New.
(struct sched_scan_info_def): New structure.
(sched_scan_info, sched_scan, sched_init_bbs,
sched_init_luids, sched_finish_luids, sched_extend_target,
haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
(struct common_sched_info_def): New.
(common_sched_info, haifa_common_sched_info,
sched_emulate_haifa_p): Declare.
(sel_sched_p): New.
(sched_luids): Declare.
(INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
(sched_max_luid, insn_luid): Declare.
(note_list, remove_notes, restore_other_notes, bb_note): Declare.
(sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
print_insn, print_pattern, print_value, haifa_classify_insn,
sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
setup_sched_dump, sched_init, sched_finish,
sel_insn_is_speculation_check): Export.
(struct ready_list): Move from haifa-sched.c.
(ready_try, ready, max_issue): Export.
(ebb_compute_jump_reg_dependencies, find_fallthru_edge,
sched_init_only_bb, sched_split_block, sched_split_block_1,
sched_create_empty_bb, sched_create_empty_bb_1,
sched_create_recovery_block, sched_create_recovery_edges): Export.
(enum reg_pending_barrier_mode): Export.
(struct deps): New fields `last_reg_pending_barrier' and `readonly'.
(deps_t): New.
(struct sched_info): Rename to haifa_sched_info. Use const_rtx for
print_insn field. Move add_block and fix_recovery_cfg to
common_sched_info_def. Move compute_jump_reg_dependencies,
use_cselib ...
(struct sched_deps_info_def): ... this new structure.
(sched_deps_info): Declare.
(struct spec_info_def): Remove weakness_cutoff, add
data_weakness_cutoff and control_weakness_cutoff.
(spec_info): Declare.
(struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
dep_count field.
(struct haifa_insn_data): Rename to struct _haifa_insn_data.
(haifa_insn_data_def, haifa_insn_data_t): New typedefs.
(current_sched_info): Change type to struct haifa_sched_info.
(haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
(h_d_i_d): New variable.
(HDID): New accessor macro.
(h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
(HID): New accessor macro. Rewrite h_i_d accessor macros through HID
and HDID.
(IS_SPECULATION_CHECK_P): Update for selective scheduler.
(enum SCHED_FLAGS): Update for selective scheduler.
(enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
(init_dependency_caches, free_dependency_caches): Delete declarations.
(deps_analyze_insn, remove_from_deps, get_dep_weak_1,
estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
ds_to_dt): Export.
(rm_other_notes): Delete declaration.
(schedule_block): Remove one argument.
(cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
ready_element, ready_lastpos, sched_extend_ready_list,
sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
concat_note_lists): Export.
(struct region): Move from sched-rgn.h.
(nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
BLOCK_TO_BB, CONTAINING_RGN): Export.
(ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
(current_nr_blocks, current_blocks, target_bb): Likewise.
(dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
sched_rgn_local_init, extend_regions,
rgn_make_new_region_out_of_new_block, compute_priorities,
debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
extend_rgns, deps_join rgn_setup_common_sched_info,
rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
(get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
increase_insn_priority): Likewise.
* sched-rgn.c: Include sel-sched.h.
(ref_counts): New static variable. Use it ...
(INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
(FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
(sched_is_disabled_for_current_region_p): Delete static declaration.
(struct region): Move to sched-int.h.
(nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
ebb_head): Define and initialize.
(RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
sched-int.h.
(find_single_block_region): Add new argument to indicate that EBB
regions should be constructed.
(debug_live): Delete declaration.
(current_nr_blocks, current_blocks, target_bb):
Remove static qualifiers.
(compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
declaration.
(init_regions): Delete declaration.
(debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
rgn_estimate_number_of_insns): New.
(too_large): Use estimate_number_of_insns.
(haifa_find_rgns): New. Move the code from ...
(find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
(free_trg_info): New.
(compute_trg_info): Allocate candidate tables here instead of ...
(init_ready_list): ... here.
(rgn_print_insn): Use const_rtx.
(contributes_to_priority, extend_regions): Delete static declaration.
(add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
(add_block1): Rename to rgn_add_block.
(debug_rgn_dependencies): Delete static qualifier.
(new_ready): Use sched_deps_info. Simplify.
(rgn_common_sched_info, rgn_const_sched_deps_info,
rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
New.
(region_sched_info): Rename to rgn_const_sched_info.
(deps_join): New, extracted from ...
(propagate_deps): ... here.
(compute_block_dependences, debug_dependencies): Update for selective
scheduling.
(free_rgn_deps, compute_priorities): New functions.
(sched_rgn_init, sched_rgn_finish, rgn_setup_region,
sched_rgn_compute_dependencies): New functions.
(schedule_region): Use them.
(sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
rgn_setup_common_sched_info, rgn_setup_sched_infos):
New functions.
(schedule_insns): Call new functions that were split out.
(rgn_make_new_region_out_of_new_block): New.
(get_rgn_sched_max_insns_priority): New.
(rest_of_handle_sched, rest_of_handle_sched2): Call selective
scheduling when appropriate.
* sched-vis.c: Include insn-attr.h.
(print_value, print_pattern): Make global.
(print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
* target-def.h (TARGET_SCHED_ADJUST_COST_2,
TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
hooks. Initialize them to 0.
(TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
* target.h (struct gcc_target): Add them. Rename gen_check field to
gen_spec_check.
* flags.h (sel_sched_switch_set): Declare.
* opts.c (sel_sched_switch_set): New variable.
(decode_options): Unset flag_sel_sched_pipelining_outer_loops if
pipelining is disabled from command line.
(common_handle_option): Record whether selective scheduling is
requested from command line.
* doc/invoke.texi: Document new flags and parameters.
* doc/tm.texi: Document new target hooks.
* config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
ia64_gen_check.
(dfa_state_size): Do not declare locally.
* config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
* config/rs6000/rs6000.c (rs6000_init_sched_context,
rs6000_alloc_sched_context, rs6000_set_sched_context,
rs6000_free_sched_context): New functions.
(struct _rs6000_sched_context): New.
(rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
scheduling.
(rs6000_sched_finish): Do not run for selective scheduling.
2008-08-31 Jan Hubicka <jh@suse.cz>
* frv.c (frv_rtx_costs): Update forward declaration.
* spu.c (spu_rtx_costs): Likewise.
* pdp11.c: Include df.h
(pdp11_output_function_epilogue): Use df_set_regs_ever_live.
* m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
(m68hc11_rtx_costs_1): Fix call of rtx_cost.
* iq2000.c (iq2000_address_cost): Add speed argument.
(iq2000_rtx_costs): Likewise.
* mn10300.c (mn10300_address_cost_1): Remove speed argument;
update call of mn10300_address_cost.
* mcore.c: Include df.h
(mcore_rtx_costs): Update prototype.
* score3.c: Include df.h
(score3_rtx_costs): Remove speed argument.
* score7.c: Include df.h
(score7_address_cost): Remove speed argument.
* score-protos.h (score_address_cost): Update prototype.
* score.c: Include df.h
(score_rtx_costs): Update call of costs functions.
* v850.c (v850_rtx_costs): Add bool argument.
2008-08-31 Hans-Peter Nilsson <hp@axis.com>
* config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
* gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
* config/i386/gthr-win32.c (__gthread_setspecific): Same.
2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
* mkmap-flat.awk: Add option pe_dll.
* config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
* config/i386/t-cygwin (SHLIB_LC): Add.
* config/i386/t-mingw32 (SHLIB_LC): Add.
* config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
(SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
(LINK_SPEC): Support libgcc_s.
(LIBGCC_SPEC): Support libgcc_s.
(LIBGCC_SONAME): New.
2008-08-31 Jan Hubicka <jh@suse.cz>
* predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
mistakely had old version of patch.
* ipa-cp.c (ipcp_need_original_clone_p): Remove.
(ipcp_estimate_growth): New.
(ipcp_insert_stage): Use ipcp_estimate_growth.
* profile.c (branch_prob): When reading failed, do not consider
profile as read.
2008-08-31 Jan Hubicka <jh@suse.cz>
* tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
loop is optimized for speed.
2008-08-31 Richard Guenther <rguenther@suse.de>
PR middle-end/37289
* fold-const.c (fold_binary): Retain conversions in folding
~A + 1 to -A.
2008-08-31 Jan Hubicka <jh@suse.cz>
* postreload-gcse.c (eliminate_partially_redundant_loads):
Use optimize_bb_for_size_p.
* predict.c (maybe_hot_frequency_p): Make inline.
(maybe_hot_count_p): Break out from ...
(maybe_hot_bb_p): ... this one.
(maybe_hot_edge_p): Simplify.
* basic-block.h (probably_cold_bb_p): Remove.
2008-08-31 Jakub Jelinek <jakub@redhat.com>
PR target/37168
* config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
prototype.
* config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
* config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
Also split V4SFmode.
* config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
vector float modes.
2008-08-31 Jan Hubicka <jh@suse.cz>
* predict.c (PROB_VERY_LIKELY): Make small enough so things
become cold.
* predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
2008-08-31 Jakub Jelinek <jakub@redhat.com>
PR debug/37287
* dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
add source coords.
* dwarf2out.c (native_encode_initializer): Subtract min_index for
non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
2008-08-31 Jan Hubicka <jh@suse.cz>
* sparc.h (BRANCH_COST): Fix macro definition.
* avr.c (avr_operand_rtx_cost): Add speed argument.
(avr_rtx_costs): Update calls of avr_operand_rtx_cost.
2008-08-31 Richard Guenther <rguenther@suse.de>
* tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
types instead of operands. Re-instantiate verifying of
binary expression operands.
2008-08-30 Jan Hubicka <jh@suse.cz>
* fwprop.c (should_replace_address): Add speed attribute.
(PR_OPTIMIZE_FOR_SPEED): New flag.
(propagate_rtx_1): Use it.
(propagate_rtx): Set it.
(try_fwprop_subst): Update call of rtx_costs.
(forward_propagate_and_simplify): LIkewise.
* hooks.c (hook_int_rtx_bool_0): New
(hook_bool_rtx_int_int_intp_false): Replace by ...
(hook_bool_rtx_int_int_intp_bool_false): .. thisone.
* hooks.h (hook_int_rtx_bool_0): New
(hook_bool_rtx_int_int_intp_false): Replace by ...
(hook_bool_rtx_int_int_intp_bool_false): .. thisone.
* optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
(prepare_cmp_insn): UPdate call of rtx_cost.
* postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
(reload_cse_simplify_operands): Update call of rtx_cost.
(reload_cse_move2add): call of rtx_cost.
* target.h (struct gcc_target): Update rtx_costs and address_costs.
* rtlanal.c (rtx_cost): Add speed argument.
(address_cost): Add speed argument
(default_address_cost): Likewise.
(insn_rtx_cost): Likewise.
* cfgloopanal.c (seq_cost): Add speed argument.
(target_reg_cost, target_spill_cost): Turn to array.
(init_set_costs): Update for speed.
(estimate_reg_pressure_cost): Add speed argument.
* auto-inc-dec.c (attempt_change): Update call of rtx_cost.
* dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
* tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
(seq_cost): Add speed argument.
(computation_cost): Add speed arugment.
(add_cost, multiply_by_const, get_address_cost): add speed argument.
(force_expr_to_var_cost): Update for profile info.
(force_var_cost): Likewise.
(split_address_cost): Likewise.
(ptr_difference_cost): Likewise.
(difference_cost): Likewise.
(get_computation_cost_at): Likewise.
(determine_iv_cost): Likewise.
(ivopts_global_cost_for_size): Likewise.
(rewrite_use_address): Likewise.
(tree_ssa_iv_optimize_loop): Initialize speed field.
* cse.c (optimize_this_for_speed_p): New static var.
(notreg_cost): Update call of rtx_cost.
(cse_extended_basic_block): set optimize_this_for_speed_p.
* ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
(noce_try_cmove_arith): Likewise.
(noce_try_sign_mask): LIkewise.
* expr.c (compress_float_constant): Update rtx_cost calls.
* tree-ssa-address.c (most_expensive_mult_to_index): Add speed
argument.
(addr_to_parts): Likewise.
(create_mem_ref): Likewise.
* dse.c (find_shift_sequence): Add speed argument.
(replace_read): Update call.
* calls.c (precompute_register_parameters): Update call of rtx_cost.
* expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
* neg_cost, shift_cost, shiftadd_cost,
shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
mul_highpart_cost): Increase dimension.
(init_expmed): Initialize for both size and speed.
(expand_shift): Use profile.
(synth_mult): Use profile.
(choose_mult_variant): Use profile.
(expand_mult): Use profile.
(expand_mult_highpart_optab): Use profile.
(expand_mult_highpart): Use profile.
(expand_smod_pow2): Use profile.
(expand_divmod): Use profile.
* simplify-rtx.c (simplify_binary_operation_1): Update call of
rtx_cost.
* loop-invariant.c (create_new_invariant): Use profile.
(gain_for_invariant): Add speed parameter.
(best_gain_for_invariant): Likewise.
(find_invariants_to_move): Likewise.
(move_single_loop_invariants): Set it.
* target-def.h (TARGET_RTX_COSTS): Use hook.
* rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
(optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
* output.h (default_address_cost): Update prototype.
* combine.c (optimize_this_for_speed_p): New static var.
(combine_validate_cost): Update call of rtx_cost.
(combine_instructions): Set optimize_this_for_speed_p.
(expand_compound_operation): Update call of rtx_cost.
(make_extraction):Update call of rtx_cost.
(force_to_mode):Update call of rtx_cost.
(distribute_and_simplify_rtx):Update call of rtx_cost.
* cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
(estimate_reg_pressure_cost): Update prototype.
* tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
* basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
Remove.
* config/alpha/alpha.c (alpha_rtx_costs): Update.
(alpha_rtx_costs): Update.
* config/frv/frv.c (frv_rtx_costs): Update.
* config/s390/s390.c (s390_rtx_costs): Update.
* config/m32c/m32c.c (m32c_memory_move_cost): Update.
(m32c_rtx_costs): Update.
* config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
(spu_rtx_costs): Update.
* config/sparc/sparc.c (sparc_rtx_costs): Update.
* config/m32r/m32r.c (m32r_rtx_costs): Update.
* config/i386/i386.c (:ix86_address_cost): Update.
(ix86_rtx_costs): Update.
* config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
* config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
* config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
* config/crx/crx.c (crx_address_cost): Update.
* config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
* config/stormy16/stormy16.c
(xstormy16_address_cost, xstormy16_rtx_costs): Update.
* config/m68hc11/m68hc11.c
(m68hc11_address_cost, m68hc11_rtx_costs): Update.
* config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
* config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
Update.
* config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
Update
* config/ia64/ia64.c (ia64_rtx_costs): Update.
* config/m68k/m68k.c (m68k_rtx_costs): Update.
* config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
* config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
* config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
(mcore_rtx_costs): update.
* config/score/score3.c (score3_rtx_costs): Update.
* config/score/score7.c (score7_rtx_costs): Update.
* config/score/score3.h (score3_rtx_costs):Update.
* config/score/score7.h (score7_rtx_costs): Update.
* config/score/score.c (score_rtx_costs): Update.
* config/arm/arm.c (arm_address_cost): Update.
(arm_rtx_costs_1): Update.
(arm_rtx_costs_1): Update.
(arm_size_rtx_costs): Update.
(arm_size_rtx_costs): Update.
(arm_size_rtx_costs): Update.
(arm_xscale_rtx_costs): Update.
(arm_thumb_address_cost): Update.
* config/pa/pa.c (hppa_address_cost): Update.
* config/mips/mips.c (mips_rtx_costs): Update.
* config/vax/vax.c (vax_address_cost): Update.
* config/h8300/h8300.c (h8300_shift_costs): Update.
(h8300_rtx_costs): Update.
* config/v850/v850.c (TARGET_ADDRESS_COST): Update.
(v850_rtx_costs): Update.
* config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
* config/bfin/bfin.c
(bfin_address_cost): Update.
(bfin_rtx_costs): Update.
* stmt.c (lshift_cheap_p): Update.
2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
PR middle-end/36444
* expmed.c (extract_bit_field_1): Check the mode size to make
sure the vector modes have the same size.
2008-08-29 Michael Meissner <gnu@the-meissners.org>
* dojump.c (top level): Include basic-block.h to declare
optimize_insn_for_speed_p
* Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
* opts.h (CL_SAVE): New option class for marking options that are
target specific options usable in the target attribute.
(CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
* opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
can easily find the target specific options that are safe to use
in the attribute or pragma.
* attribs.c (decl_attributes): Change #pragma GCC option to
#pragma GCC target, and attribute((option(...))) to
attribute((target(...))).
* doc/extend.texi (target attribute): Change from option
attribute. Delete push/pop/reset.
(#pragma GCC target): Change from #pragma GCC option. Delete
push/pop/reset.
(#pragma GCC push_options): Document new pragma.
(#pragma GCC pop_options): Document new pragma.
(#pragma GCC reset_options): Document new pragma.
* targhooks.c (default_target_option_valid_attribute_p): Add
warning about port not supporting target attributes.
(default_target_option_pragma_parse): New function, warn about
#pragma GCC target not being supported.
* targhooks.h (default_target_option_pragma_parse): Add
declaration.
* tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
TI_CURRENT_OPTION_PRAGMA.
(current_target_pragma): Rename from current_option_pragma.
* target.h: (struct target_option): Delete booleans for changing
the optimization level on hot/cold functions. Change signature of
pragma_parse hook to take a second tree.
* c-tree.h (c_builtin_function_ext_scope): Add declaration.
* c-decl.c (c_builtin_function_ext_scope): New function, guarantee
that the declaration is done at global scope.
* langhooks.c (add_builtin_function_common): Move most of the code
from add_builtin_function here, calling the hook passed in.
(add_builtin_function): Call add_builtin_function_common with
standard builtin hook.
(add_builtin_function_ext_scope): New function to add builtins to
global scope.
* langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
hook.
(add_builtin_function_ext_scope): Add declaration.
* c-pragma.c (handle_pragma_target): Rename from
handle_pragma_option, #pragma GCC option is now #pragma GCC
target. Move warning about port not supporting target options to
default pragma parse hook. Remove push/pop/reset from this
pragma.
(handle_pragma_optimize): Remove push/pop/reset from this pragma.
(option_stack): Delete static variable.
(optimize_stack): Ditto.
(optons_stack): New stack of saved target and optimization
options.
(handle_pragma_push_options): New function to handle pushing both
target and optimization options.
(handle_pragma_pop_options): New function to handle popping both
target and optimization options.
(handle_pragma_reset_options): New function to handle resetting
both target and optimization options to their initial state.
(init_pragma): Rename handle_pragma_option to
handle_pragma_target. Add support for push_options, pop_options,
and reset_options pragmas.
* target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
default_target_option_pragma_parse.
(TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
default_target_option_valid_attribute_p.
(TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
(TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
(TARGET_OPTION_HOOKS): Delete the fields for whether to change
optimization level on hot/cold functions.
* tree-inline.c (tree_can_inline_p): Disable suppressing inlining
if the caller and callee have different optimization levels.
* c-common.c (handle_target_attribute): Rename from
handle_option_attribute, attribute((option(...))) is now
attribute((target(...))). Move warning if the port does not
support target attributes to the default hook.
(handle_hot_attribute): Delete code to change the optimization
level of hot functions.
(handle_cold_attribute): Ditto.
* config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
argument that is the binary tree options to use if there are no
arguments. Call ix86_valid_target_attribute_tree instead of
ix86_valid_option_attribute_tree.
(ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
(ix86_register_pragmas): Use ix86_pragma_target_parse instead of
ix86_pragma_option_parse.
* config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
Rename from ix86_valid_option_attribute_tree.
* config/i386/i386.c (ix86_add_new_builtins): New function to add
new builtins when the ISA changes.
(ix86_valid_target_attribute_tree): Rename from
ix86_valid_option_attribute_tree. Change callers. If the
function specified optimization options, use those as the starting
point before setting up the target attributes. If the
optimization options were changed in the course of setting the
target attributes, record the new optimization options.
(ix86_valid_target_attribute_tree_inner_p): Rename from
ix86_valid_option_attribute_tree_inner_p. Change callers. Call
ix86_add_new_builtins if the ISA changed.
(ix86_valid_target_attribute_p): Rename from
ix86_valid_option_attribute_p. Change callers.
(enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
__builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
as delayed builtin functions.
(struct builtin_isa): New structure to record builtin functions
that should be delayed until the ISA for that function is used.
(ix86_builtins_isa): Change from int to struct to track builtin
functions we want to declare at some point.
(def_builtin): If the front end can delay defining the builtin
functions, don't create builtins for ISAs not part of the default
options.
(def_builtin_const): Ditto.
(bdesc_multi_arg): Declare __builtin_ia32_pcmov and
__builtin_ia32_pcmov_v2di to be different builtin functions.
(ix86_expand_builtin): Changes due to ix86_builtins_isa now being
a structure instead of an int.
(TARGET_OPTION_VALID_ATTRIBUTE_P): Use
ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
(TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
(TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
* config/ia64/ia64.h
(TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
(TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
* langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
(LANG_HOOKS_INITIALIZER): Add
LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
PR target/37270
* config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
the reload address with the index register for SFmode
access with a displacement.
2008-08-30 Jan Hubicka <jh@suse.cz>
* optabs.c (expand_abs_nojump): Update BRANCH_COST call.
* fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
* dojump.c (do_jump): Likewise.
* ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
(note-if_info): Add BRANCH_COST.
(noce_try_store_flag_constants, noce_try_addcc,
noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
find_if_case_2): Use computed branch cost.
* expr.h (BRANCH_COST): Update default.
* predict.c (predictable_edge_p): New function.
* expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
Update BRANCH_COST call.
* basic-block.h (predictable_edge_p): Declare.
* config/alpha/alpha.h (BRANCH_COST): Update.
* config/frv/frv.h (BRANCH_COST): Update.
* config/s390/s390.h (BRANCH_COST): Update.
* config/spu/spu.h (BRANCH_COST): Update.
* config/sparc/sparc.h (BRANCH_COST): Update.
* config/m32r/m32r.h (BRANCH_COST): Update.
* config/i386/i386.h (BRANCH_COST): Update.
* config/i386/i386.c (ix86_expand_int_movcc): Update use of
BRANCH_COST.
* config/sh/sh.h (BRANCH_COST): Update.
* config/pdp11/pdp11.h (BRANCH_COST): Update.
* config/avr/avr.h (BRANCH_COST): Update.
* config/crx/crx.h (BRANCH_COST): Update.
* config/xtensa/xtensa.h (BRANCH_COST): Update.
* config/stormy16/stormy16.h (BRANCH_COST): Update.
* config/m68hc11/m68hc11.h (BRANCH_COST): Update.
* config/iq2000/iq2000.h (BRANCH_COST): Update.
* config/ia64/ia64.h (BRANCH_COST): Update.
* config/rs6000/rs6000.h (BRANCH_COST): Update.
* config/arc/arc.h (BRANCH_COST): Update.
* config/score/score.h (BRANCH_COST): Update.
* config/arm/arm.h (BRANCH_COST): Update.
* config/pa/pa.h (BRANCH_COST): Update.
* config/mips/mips.h (BRANCH_COST): Update.
* config/vax/vax.h (BRANCH_COST): Update.
* config/h8300/h8300.h (BRANCH_COST): Update.
* params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
* doc/invoke.texi (predictable-branch-cost-outcome): Document.
* doc/tm.texi (BRANCH_COST): Update.
2008-08-30 Samuel Tardieu <sam@rfc1149.net>
PR target/37283
* config/arm/arm.c (arm_optimization_options): Set
flag_section_anchors to 2 instead of 1 to distinguish it from
-fsection-anchors given explicitely on the command line.
2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
* recog.c (split_insn): Consider attaching a REG_EQUAL note to the
final insn of a split.
2008-08-30 Jan Hubicka <jh@suse.cz>
* postreload-gcse.c (gate_handle_gcse2): Disable for functions
optimized for speed.
* final.c (compute_alignments): Use optimize_bb_for_size_p.
* tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
* opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
flag_gcse_after_reload_set): New static vars.
(common_handle_option): Enable those flags for profile-use.
(decode_options): Remove optimize_size flags that are handled
on higher granuality.
* tree-vectorizer.c (vectorize_loops): Use
optimize_loop_nest_for_speed_p.
* tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
* tree-predcom.c (tree_predictive_commoning): Use
optimize_loop_for_speed_p.
* varasm.c (assemble_start_function): Use
optimize_function_for_speed_p.
* bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
* predict.c (optimize_loop_for_speed_p): Fix walk.
2008-08-30 Jan Hubicka <jh@suse.cz>
* ipa-inline.c (cgraph_estimate_growth): Discover self recursive
functions.
(cgraph_decide_inlining_of_small_function): Use edge->count to detect
profile presence locally.
2008-08-29 Joseph Myers <joseph@codesourcery.com>
PR bootstrap/37086
* tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
versions before 4.0.
2008-08-29 Jan Hubicka <jh@suse.cz>
* tree-inline.c (insert_init_stmt): Insert sequence even when
not in SSA form.
2008-08-29 Jeff Law <law@redhat.com>
* mn10300.c (mn10300_secondary_reload_class): We need secondary
reloads for AM33-2 if IN is a pseudo with an equivalent memory
location and class is an FP register.
2008-08-29 Jan Hubicka <jh@suse.cz>
* see.c (see_merge_one_def_extension): Silence used uninitialized
warning.
* matrix-reorg.c (check_allocation_function): Likewise.
* config/i386/driver-i386.c (detect_caches_amd): Likewise.
2008-08-29 Jakub Jelinek <jakub@redhat.com>
PR c/37261
* fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
compute new & and | in type rather than TREE_TYPE (arg0).
* dwarf2out.c (fortran_common): Update comment.
(gen_variable_die): Swap com_die and var_die variables in Fortran
COMMON block handling code.
* dwarf2out.c (descr_info_loc): Handle VAR_DECL.
* dwarf2out.c (gen_const_die): New function.
(size_of_die, value_format, output_die): Output larger
dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
(native_encode_initializer): New function.
(tree_add_const_value_attribute): Call it.
(gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
* dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
DECL_BY_REFERENCE decls don't pass TREE_READONLY and
TREE_THIS_VOLATILE to add_type_attribute.
* dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
types.
(gen_array_type_die): Emit DW_TAG_string_type for Fortran character
types.
* dwarf2out.c (loc_by_reference): New function.
(add_location_or_const_value_attribute): Use it.
PR fortran/23057
* dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
as DW_TAG_variable children of DW_TAG_common_block rather than
DW_TAG_member children. Put DW_AT_external to individual
DW_TAG_variable DIEs, not to DW_TAG_common_block.
* dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
loc_descriptor_from_tree_1.
PR fortran/29635
PR fortran/23057
* debug.h (struct gcc_debug_hooks): Add NAME and CHILD
arguments to imported_module_or_decl.
(debug_nothing_tree_tree): Removed.
(debug_nothing_tree_tree_tree_bool): New prototype.
* debug.c (do_nothing_debug_hooks): Adjust.
(debug_nothing_tree_tree): Removed.
(debug_nothing_tree_tree_tree_bool): New function.
* dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
(gen_variable_die): Put all common vars for the
same COMMON block under one DW_TAG_common_block.
(declare_in_namespace): Return new context_die, for Fortran
return the module DIE instead of adding extra declarations into
the namespace.
(gen_type_die_with_usage): Adjust declare_in_namespace caller.
(gen_namespace_die): If is_fortran (), generate DW_TAG_module
instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
DW_AT_declaration.
(dwarf2out_global_decl): Don't skip Fortran global vars.
(gen_decl_die): Likewise. Adjust declare_in_namespace callers.
(dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
DW_TAG_imported_declaration as child of previous
DW_TAG_imported_module.
* dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
* sdbout.c (sdb_debug_hooks): Likewise.
* vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
2008-08-29 Jan Hubicka <jh@suse.cz>
* cgraph.c (cgraph_remove_node): Do not remove nested nodes.
* cgraph.h (cgraph_maybe_hot_edge_p): Declare.
* ipa-cp.c (n_cloning_candidates): New static variable.
(ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
(ipcp_print_all_lattices): Improve debug output.
(ipcp_cloning_candidate_p): New function.
(ipcp_initialize_node_lattices): Use it.
(ipcp_init_stage): Do only analyzis here; prettier debug output.
(ipcp_propagate_stage): Prettier debug output.
(ipcp_iterate_stage): Initialize latices here; prettier debug output.
(ipcp_print_all_structures): Remove.
(ipcp_need_redirect_p): Test !n_cloning_candidates.
(ipcp_insert_stage): Prettier debug output; call
cgraph_remove_unreachable_nodes before propagating.
(pass_ipa_cp): Schedule function removal pass.
* ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
debug output.
(cgraph_maybe_hot_edge_p): Move to ...
* predict.c (cgraph_maybe_hot_edge_p) ... here.
* opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
(common_handle_option): Set them; enable ipa-cp when profiling.
* ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
(ipa_print_all_jump_functions): Likewise.
(ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
(ipa_print_node_params, ipa_print_all_params): New.
* ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
ipa_print_all_param_flags): Remove.
(ipa_print_node_params, ipa_print_all_params): New.
2008-08-29 Bob Wilson <bob.wilson@acm.org>
* config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
change from 2008-04-03.
* config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
PR rtl-opt/37251
* ira-color.c (push_allocnos_to_stack): Truncate
removed_splay_allocno_vec.
2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
PR rtl-opt/37243
* ira-color (ira_fast_allocation): Don't assign hard registers to
global allocnos.
2008-08-29 Jan Hubicka <jh@suse.cz>
PR middle-end/37278
* predict.c (optimize_loop_nest_for_speed_p): Do not ICE
for cold internal loops.
2008-08-29 Richard Guenther <rguenther@suse.de>
* tree-ssa-structalias.c (create_variable_info_for): Do not
create fields for heap vars or vars with a noalias state.
For NO_ALIAS_ANYTHING variables add a self-constraint, not one
from ESCAPED.
2008-08-29 Richard Guenther <rguenther@suse.de>
* common.opt (ftree-store-ccp): Mark as preserved for
backward compatibility.
* doc/invoke.texi (-ftree-store-ccp): Remove documentation.
* tree-pass.h (pass_store_ccp): Remove.
* tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
(first_vdef): Remove declaration.
(get_value_loaded_by): Likewise.
* tree-ssa-ccp.c (do_store_ccp): Remove.
(get_default_value): Simplify as do_store_ccp is always false
now. Do not initialize mem_ref.
(set_value_varying): Likewise.
(canonicalize_float_value): Likewise.
(set_lattice_value): Likewise.
(likely_value): Likewise.
(surely_varying_stmt_p): Likewise.
(ccp_initialize): Likewise.
(ccp_lattice_meet): Likewise.
(ccp_visit_phi_node): Likewise.
(ccp_fold): Likewise.
(evaluate_stmt): Likewise.
(visit_assignment): Likewise.
(ccp_visit_stmt): Likewise.
(execute_ssa_ccp): Fold into ...
(do_ssa_ccp): ... this.
(do_ssa_store_ccp): Remove.
(gate_store_ccp): Likewise.
(pass_store_ccp): Likewise.
* tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
initialize mem_ref.
* tree-ssa-propagate.c (first_vdef): Remove.
(get_value_loaded_by): Likewise.
(replace_vuses_in): Likewise.
(substitute_and_fold): Do not call replace_vuses_in.
* opts.c (decode_options): Do not set flag_tree_store_ccp.
2008-08-29 Richard Guenther <rguenther@suse.de>
PR middle-end/37236
* tree-ssa-structalias.c (intra_create_variable_infos): Mark
PARAM_NOALIAS tags with is_heapvar.
* tree-ssa-operands.c (access_can_touch_variable): Offset
based tests do not apply for heapvars. Fix offset test.
2008-08-29 Jan Hubicka <jh@suse.cz>
* doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
(-fipa-cp-clone): Enabled by default at -O3.
* opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
2008-08-29 Jan Hubicka <jh@suse.cz>
* tree.c (build_function_type_skip_args,
build_function_decl_skip_args): New functions.
* tree.h (build_function_type_skip_args,
build_function_decl_skip_args): Declare.
* gimple.c (giple_copy_call_skip_args): New function.
(giple_copy_call_skip_args): Declare.
* cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
* ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
(ipcp_node_modifiable_p): ... this one; use
tree_versionable_function_p.
(ipcp_create_replace_map): Improve debug output.
(ipcp_need_redirect_p): Return false when not clonning.
(ipcp_update_callgraph): Skip args.
(ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
skip args.
* cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
(save_inline_function_body): Update call of tree_function_versioning.
* ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
* tree-inline.c (copy_arguments_for_versioning): Add skip_args
argument.
(tree_function_versioning): Likewise.
* tree-inline.h (tree_function_versioning): Update prototype.
2008-08-29 Jan Hubicka <jh@suse.cz>
* loop-unswitch.c (unswitch_single_loop): Use
optimize_loop_for_speed_p.
* tree-ssa-threadupdate.c (mark_threaded_blocks):
Use optimize_function_for_size_p.
* tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
* postreload-gcse.c (eliminate_partially_redundant_load):
Use optimize_bb_for_size_p.
* value-prof.c (gimple_divmod_fixed_value_transform,
gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
gimple_stringops_transform): Use optimize_bb_for_size_p.
* ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
* final.c (compute_alignments): Use optimize_function_for_size_p.
* builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
(fold_builtin_strcpy, fold_builtin_fputs): Use
optimize_function_for_size_p.
* fold-const.c (tree_swap_operands_p): Use
optimize_function_for_size_p.
* recog.c (relax_delay_slots): Likewise.
* tree-ssa-math-opts.c (replace_reciprocal):
Use optimize_bb_for_speed_p.
(execute_cse_reciprocals): Use optimize_bb_for_size_p.
* ipa-inline.c (cgraph_decide_recursive_inlining): Use
optimize_function_for_size_p.
(cgraph_decide_inlining_of_small_function): Use
optimize_function_for_size_p.
* global.c (find_reg): Use optimize_function_for_size_p.
* opts.c (decode_options): Do not clear flag_tree_ch,
flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
work it out from profile.
* tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
optimize_loop_for_speed_p.
* predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
Constify argument.
(optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
* tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
* tree-eh.c (decide_copy_try_finally): Use
optimize_function_for_size_p.
* local-alloc.c (block_alloc): Pass BB pointer.
(find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
* gcse.c (gcse_main): Use optimize_function_for_size_p.
* loop-unroll.c (decide_unrolling_and_peeling):
Use optimize_loop_for_size_p.
(decide_peel_completely): Likewise.
* tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
optimize_loop_for_size_p.
(vect_enhance_data_refs_alignment): Likewise.
* tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
(coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
Update call.
* cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
(try_crossjump_bb): Use optimize_bb_for_size_p.
* tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
optimize_loop_for_speed_p.
* bb-reorder.c (find_traces_1_round): Likewise.
(copy_bb): Use optimize_bb_for_speed_p.
(duplicate_computed_gotos): Likewise.
* basic-block.h (optimize_loop_nest_for_size_p,
optimize_loop_nest_for_speed_p): New.
* stmt.c (expand_case): Use optimize_insn_for_size_p.
2008-08-29 Tristan Gingold <gingold@adacore.com>
* gcov.c (main): Call expandargv.
2008-08-29 Jan Hubicka <jh@suse.cz>
* tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
is not cold.
* predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
Constify arguments.
(optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
* basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
Constify.
(optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
2008-08-29 Jan Hubicka <jh@suse.cz>
* tree-pass.h (pass_strip_predict_hints): Declare.
* predict.c (strip_builtin_expect): Rename to ...
(strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
(tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
(tree_estimate_probability): Do not strip builtin_expect.
(pass_strip_predict_hints): New pass.
* tree-inline.c (expand_call_inline): When inlining cold function,
predict it as unlikely.
* passes.c (init_optimization_passes): Add pass_strip_predict_hints.
2008-08-29 Richard Guenther <rguenther@suse.de>
PR tree-optimization/37207
* tree-vrp.c (extract_range_from_binary_expr): Also try
to constant fold if only one of the operands is a constant.
2008-08-29 Nick Clifton <nickc@redhat.com>
* config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
the same way as SYMBOL_REFs.
2008-08-28 Bob Wilson <bob.wilson@acm.org>
* config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
* config/mips/mips.h (ISA_HAS_BBIT): New macro.
* config/mips/mips.md (branch_likely): Remove const. Fix
comment formatting.
(define_delay for type "branch"): Change to only apply for branch
with likely variant.
(define_delay for type "branch" and "branch_likely" no). New delay
definition.
(equality_op): New code iterator.
(bbv, bbinv): New code attributes.
(*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
patterns.
2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
Andrew Pinski <pinskia@gcc.gnu.org>
PR 18050
* c-common.c (verify_tree): Fix handling of ADDR_EXPR.
2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
* gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
rule that a symbolic constant must be defined and >= 0 for the
corresponding facility to be present at compile-time.
* gthr-posix.c: Likewise.
2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
* config/mips/mips.h (ISA_HAS_DMUL3): New macro.
* config/mips/mips.md (D): New mode attribute.
(mulsi3, muldi3): Merge it into ...
(mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
(muldi3_mul3): New pattern.
(mulsi3_mult3): Rename to mulsi3_mul3.
2008-08-28 Jan Hubicka <jh@suse.cz>
* expmed.c (store_bit_field_1): Be prepared for movstrict expander
to fail.
* predict.c (always_optimize_for_size_p): Rename to ...
(optimize_function_for_size): ... this one; make extern.
(optimize_function_for_speed_p): New.
(optimize_bb_for_size_p, optimize_bb_for_size_p,
optimize_edge_for_size_p,optimize_edge_for_size_p,
optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
* basic-block.h (optimize_function_for_size_p,
optimize_function_for_speed_p): Declare.
* i386.md (optimize_size checks): Replace them by appropriate
predicate.
(standard_80387_constant_p, ix86_compute_frame_layout,
ix86_expand_epilogue, ix86_decompose_address,
print_operand, emit_i387_cw_initialization,
inline_memory_move_cost, ix86_pad_returns,
ix86_reorg): Replace optimize_size checks.
2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
* rtl.h (simplify_subreg_regno): Declare.
* rtlanal.c (simplify_subreg_regno): New function, split out from...
* simplify-rtx.c (simplify_subreg): ...here.
* reload.c (find_reloads): Use simplify_subreg_regno instead of
subreg_offset_representable_p.
2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
PR c/30949
* c-typeck.c (convert_for_assignment): Give a note describing what
was passed and what was expected.
2008-08-28 Joey Ye <joey.ye@intel.com>
* doc/extend.texi: Document AVX built-in functions.
* doc/invoke.texi: Document -mavx.
2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
Joey Ye <joey.ye@intel.com>
Xuepeng Guo <xuepeng.guo@intel.com>
* config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
* config/i386/cpuid.h (bit_FMA): New.
(bit_XSAVE): Likewise.
(bit_OSXSAVE): Likewise.
(bit_AVX): Likewise.
* config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
define. Use ASM_OUTPUT_AVX_PREFIX.
* config/i386/gmmintrin.h: New.
* config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
(OPTION_MASK_ISA_AVX_SET): New.
(OPTION_MASK_ISA_FMA_SET): Likewise.
(OPTION_MASK_ISA_AVX_UNSET): Likewise.
(OPTION_MASK_ISA_FMA_SET): Likewise.
(OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
(ix86_handle_option): Handle OPT_mavx and OPT_mfma.
(pta_flags): Add PTA_AVX and PTA_FMA.
(override_options): Handle PTA_AVX and PTA_FMA.
(init_cumulative_args): Handle warn_avx.
(classify_argument): Return 0 for COImode and OImode. Return
1 and X86_64_AVX_CLASS for 256bit vector types.
(examine_argument): Handle X86_64_AVX_CLASS.
(construct_container): Likewise.
(function_arg_advance_32): Pass OImode and 256bit vector types
in AVX register.
(function_arg_advance_64): Take a new argument to indicate if a
parameter is named. Handle 256bit vector types. Return
immediately for unnamed 256bit vector mode parameters.
(function_arg_advance): Updated.
(function_arg_32): Add comments for TImode. Handle OImode
and 256bit vector types.
(function_arg_64): Take a new argument to indicate if a
parameter is named. Handle 256bit vector types. Return NULL
for unnamed 256bit vector mode parameters.
(function_arg): Updated.
(setup_incoming_varargs_64): Support
AVX encoding for *sse_prologue_save_insn.
(ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
(standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
enabled. For all 1s in 256bit vector modes, return 3 if AVX is
enabled, otherwise return -3.
(standard_sse_constant_opcode): Handle AVX and 256bit vector
modes.
(print_reg): Support AVX registers. Handle 'x' and 't'.
Handle 'd' to duplicate the operand.
(print_operand): Likewise. Also support AVX vector compare
instructions.
(output_387_binary_op): Support AVX.
(output_fp_compare): Likewise.
(ix86_expand_vector_move_misalign): Likewise.
(ix86_attr_length_vex_default): New.
(ix86_builtins): Add IX86_BUILTIN_ADDPD256,
IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
and IX86_BUILTIN_MOVMSKPS256,
(ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
(ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
(bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
(ix86_builtins): Add IX86_BUILTIN_ADDPD256,
IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
IX86_BUILTIN_CMPPS,
IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
IX86_BUILTIN_MOVMSKPS256.
(ix86_init_mmx_sse_builtins): Support AVX builtins.
(ix86_expand_args_builtin): Likewise.
(ix86_expand_special_args_builtin): Likewise.
(ix86_hard_regno_mode_ok): Handle AVX modes.
(ix86_expand_vector_init_duplicate): Likewise.
(ix86_expand_vector_init_one_nonzero): Likewise.
(ix86_expand_vector_init_one_var): Likewise.
(ix86_expand_vector_init_concat): Likewise.
(ix86_expand_vector_init_general): Likewise.
(ix86_expand_vector_set): Likewise.
(ix86_vector_mode_supported_p): Likewise.
(x86_extended_reg_mentioned_p): Check INSN_P before using
PATTERN.
* config/i386/i386-c.c (ix86_target_macros_internal): Handle
OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
* config/i386/i386.h (TARGET_AVX): New.
(TARGET_FMA): Likewise.
(TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
(BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
(VALID_AVX256_REG_MODE): New.
(AVX256_VEC_FLOAT_MODE_P): Likewise.
(AVX_FLOAT_MODE_P): Likewise.
(AVX128_VEC_FLOAT_MODE_P): Likewise.
(AVX256_VEC_FLOAT_MODE_P): Likewise.
(AVX_VEC_FLOAT_MODE_P): Likewise.
(ASM_OUTPUT_AVX_PREFIX): Likewise.
(ASM_OUTPUT_OPCODE): Likewise.
(UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
support.
(SSE_REG_MODE_P): Allow 256bit vector modes.
(ix86_args): Add a warn_avx field.
* config/i386/i386.md (UNSPEC_PCMP): New.
(UNSPEC_VPERMIL): Likewise.
(UNSPEC_VPERMIL2): Likewise.
(UNSPEC_VPERMIL2F128): Likewise.
(UNSPEC_MASKLOAD): Likewise.
(UNSPEC_MASKSTORE): Likewise.
(UNSPEC_CAST): Likewise.
(UNSPEC_VTESTP): Likewise.
(UNSPECV_VZEROALL): Likewise.
(UNSPECV_VZEROUPPER): Likewise.
(XMM0_REG): Likewise.
(XMM1_REG): Likewise.
(XMM2_REG): Likewise.
(XMM3_REG): Likewise.
(XMM4_REG): Likewise.
(XMM5_REG): Likewise.
(XMM6_REG): Likewise.
(XMM8_REG): Likewise.
(XMM9_REG): Likewise.
(XMM10_REG): Likewise.
(XMM11_REG): Likewise.
(XMM12_REG): Likewise.
(XMM13_REG): Likewise.
(XMM14_REG): Likewise.
(XMM15_REG): Likewise.
(prefix): Likewise.
(prefix_vex_imm8): Likewise.
(prefix_vex_w): Likewise.
(length_vex): Likewise.
(maxmin): Likewise.
(movoi): Likewise.
(*avx_ashlti3): Likewise.
(*avx_lshrti3): Likewise.
(*avx_setcc<mode>): Likewise.
(*fop_<mode>_comm_mixed_avx): Likewise.
(*fop_<mode>_comm_avx): Likewise.
(*fop_<mode>_1_mixed_avx): Likewise.
(*fop_<mode>_1_avx): Likewise.
(*avx_<code><mode>3): Likewise.
(*avx_ieee_smin<mode>3): Likewise.
(*avx_ieee_smax<mode>3): Likewise.
(mode): Add OI, V8SF and V4DF.
(length): Support VEX prefix.
(*cmpfp_i_mixed): Set prefix attribute.
(*cmpfp_i_sse): Likewise.
(*cmpfp_iu_mixed): Likewise.
(*cmpfp_iu_sse): Likewise.
(*movsi_1): Support AVX.
(*movdi_2): Likewise.
(*movdi_1_rex64): Likewise.
(*movti_internal): Likewise.
(*movti_rex64): Likewise.
(*movsf_1): Likewise.
(*movdf_nointeger): Likewise.
(*movdf_integer_rex64): Likewise.
(*movtf_internal): Likewise.
(zero_extendsidi2_32): Likewise.
(zero_extendsidi2_rex64): Likewise.
(*extendsfdf2_mixed): Likewise.
(*extendsfdf2_sse): Likewise.
(*truncdfsf_fast_mixed): Likewise.
(*truncdfsf_fast_sse): Likewise.
(*truncdfsf_mixed): Likewise.
(fix_trunc<mode>di_sse): Likewise.
(fix_trunc<mode>si_sse): Likewise.
(*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
(*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
(*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
(*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
(*rcpsf2_sse): Likewise.
(*rsqrtsf2_sse): Likewise.
(*sqrt<mode>2_sse): Likewise.
(sse4_1_round<mode>2): Likewise.
(*sse_prologue_save_insn): Disallow REX prefix for AVX.
Support AVX. Set length attribute properly for AVX.
* config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
(VECTOR_MODES (FLOAT, 32)): Likewise.
(VECTOR_MODE (INT, DI, 8)): Likewise.
(VECTOR_MODE (INT, HI, 32)): Likewise.
(VECTOR_MODE (INT, QI, 64)): Likewise.
(VECTOR_MODE (FLOAT, DF, 8)): Likewise.
(VECTOR_MODE (FLOAT, SF, 16)): Likewise.
(VECTOR_MODE (INT, DI, 4)): Removed.
(VECTOR_MODE (INT, SI, 8)): Likewise.
(VECTOR_MODE (INT, HI, 16)): Likewise.
(VECTOR_MODE (INT, QI, 32)): Likewise.
(VECTOR_MODE (FLOAT, SF, 8)): Likewise.
(INT_MODE (OI, 32)): Likewise.
* config/i386/i386.opt (mavx): New.
(mfma): Likewise.
* config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
* config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
(*mov<mode>_internal_avx): New.
(*movv2sf_internal_rex64_avx): Likewise.
(*movv2sf_internal_avx): Likewise.
* config/i386/predicates.md (const_4_to_5_operand): New.
(const_6_to_7_operand): Likewise.
(const_8_to_11_operand): Likewise.
(const_12_to_15_operand): Likewise.
(avx_comparison_float_operator): Likewise.
* config/i386/sse.md (AVX256MODEI): New.
(AVX256MODE): Likewise.
(AVXMODEQI): Likewise.
(AVXMODE): Likewise.
(AVX256MODEF2P): Likewise.
(AVX256MODE2P): Likewise.
(AVX256MODE4P): Likewise.
(AVX256MODE8P): Likewise.
(AVXMODEF2P): Likewise.
(AVXMODEF4P): Likewise.
(AVXMODEDCVTDQ2PS): Likewise.
(AVXMODEDCVTPS2DQ): Likewise.
(avxvecmode): Likewise.
(avxvecpsmode): Likewise.
(avxhalfvecmode): Likewise.
(avxscalarmode): Likewise.
(avxcvtvecmode): Likewise.
(avxpermvecmode): Likewise.
(avxmodesuffixf2c): Likewise.
(avxmodesuffixp): Likewise.
(avxmodesuffixs): Likewise.
(avxmodesuffix): Likewise.
(vpermilbits): Likewise.
(pinsrbits): Likewise.
(mov<mode>): Likewise.
(*mov<mode>_internal): Likewise.
(push<mode>1): Likewise.
(movmisalign<mode>): Likewise.
(avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
(avx_movdqu<avxmodesuffix>): Likewise.
(avx_lddqu<avxmodesuffix>): Likewise.
(<plusminus_insn><mode>3): Likewise.
(*avx_<plusminus_insn><mode>3): Likewise.
(*avx_vm<plusminus_insn><mode>3): Likewise.
(mul<mode>3): Likewise.
(*avx_mul<mode>3): Likewise.
(*avx_vmmul<mode>3): Likewise.
(divv8sf3): Likewise.
(divv4df3): Likewise.
(avx_div<mode>3): Likewise.
(*avx_div<mode>3): Likewise.
(*avx_vmdiv<mode>3): Likewise.
(avx_rcpv8sf2): Likewise.
(*avx_vmrcpv4sf2): Likewise.
(sqrtv8sf2): Likewise.
(avx_sqrtv8sf2): Likewise.
(*avx_vmsqrt<mode>2): Likewise.
(rsqrtv8sf2): Likewise.
(avx_rsqrtv8sf2): Likewise.
(*avx_vmrsqrtv4sf2): Likewise.
(<code><mode>3): Likewise.
(*avx_<code><mode>3_finite): Likewise.
(*avx_<code><mode>3): Likewise.
(*avx_vm<code><mode>3): Likewise.
(*avx_ieee_smin<mode>3): Likewise.
(*avx_ieee_smax<mode>3): Likewise.
(avx_addsubv8sf3): Likewise.
(avx_addsubv4df3): Likewise.
(*avx_addsubv4sf3): Likewise.
(*avx_addsubv2df3): Likewise.
(avx_h<plusminus_insn>v4df3): Likewise.
(avx_h<plusminus_insn>v8sf3): Likewise.
(*avx_h<plusminus_insn>v4sf3): Likewise.
(*avx_h<plusminus_insn>v2df3): Likewise.
(avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
(avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
(*avx_maskcmp<mode>3): Likewise.
(avx_nand<mode>3): Likewise.
(*avx_<code><mode>3): Likewise.
(*avx_nand<mode>3): Likewise.
(*avx_<code><mode>3): Likewise.
(*avx_cvtsi2ss): Likewise.
(*avx_cvtsi2ssq): Likewise.
(*avx_cvtsi2sd): Likewise.
(*avx_cvtsi2sdq): Likewise.
(*avx_cvtsd2ss): Likewise.
(avx_cvtss2sd): Likewise.
(avx_cvtdq2ps<avxmodesuffix>): Likewise.
(avx_cvtps2dq<avxmodesuffix>): Likewise.
(avx_cvttps2dq<avxmodesuffix>): Likewise.
(*avx_cvtsi2sd): Likewise.
(*avx_cvtsi2sdq): Likewise.
(avx_cvtdq2pd256): Likewise.
(avx_cvtpd2dq256): Likewise.
(avx_cvttpd2dq256): Likewise.
(*avx_cvtsd2ss): Likewise.
(*avx_cvtss2sd): Likewise.
(avx_cvtpd2ps256): Likewise.
(avx_cvtps2pd256): Likewise.
(*avx_movhlps): Likewise.
(*avx_movlhps): Likewise.
(avx_unpckhps256): Likewise.
(*avx_unpckhps): Likewise.
(avx_unpcklps256): Likewise.
(*avx_unpcklps): Likewise.
(avx_movshdup256): Likewise.
(avx_movsldup256): Likewise.
(avx_shufps256): Likewise.
(avx_shufps256_1): Likewise.
(*avx_shufps_<mode>): Likewise.
(*avx_loadhps): Likewise.
(*avx_storelps): Likewise.
(*avx_loadlps): Likewise.
(*avx_movss): Likewise.
(*vec_dupv4sf_avx): Likewise.
(*vec_concatv2sf_avx): Likewise.
(*vec_concatv4sf_avx): Likewise.
(*vec_setv4sf_0_avx): Likewise.
(*vec_setv4sf_avx): Likewise.
(*avx_insertps): Likewise.
(avx_vextractf128<mode>): Likewise.
(vec_extract_lo_<mode>): Likewise.
(vec_extract_hi_<mode>): Likewise.
(vec_extract_lo_<mode>): Likewise.
(vec_extract_hi_<mode>): Likewise.
(vec_extract_lo_v16hi): Likewise.
(vec_extract_hi_v16hi): Likewise.
(vec_extract_lo_v32qi): Likewise.
(vec_extract_hi_v32qi): Likewise.
(avx_unpckhpd256): Likewise.
(*avx_unpckhpd): Likewise.
(avx_movddup256): Likewise.
(*avx_movddup): Likewise.
(avx_unpcklpd256): Likewise.
(*avx_unpcklpd): Likewise.
(avx_shufpd256): Likewise.
(avx_shufpd256_1): Likewise.
(*avx_punpckhqdq): Likewise.
(*avx_punpcklqdq): Likewise.
(*avx_shufpd_<mode>): Likewise.
(*avx_storehpd): Likewise.
(*avx_loadhpd): Likewise.
(*avx_loadlpd): Likewise.
(*avx_movsd): Likewise.
(*vec_concatv2df_avx): Likewise.
(*avx_<plusminus_insn><mode>3): Likewise.
(*avx_<plusminus_insn><mode>3): Likewise.
(*avx_mulv8hi3): Likewise.
(*avxv8hi3_highpart): Likewise.
(*avx_umulv8hi3_highpart): Likewise.
(*avx_umulv2siv2di3): Likewise.
(*avx_mulv2siv2di3): Likewise.
(*avx_pmaddwd): Likewise.
(*avx_mulv4si3): Likewise.
(*avx_ashr<mode>3): Likewise.
(*avx_lshr<mode>3): Likewise.
(*avx_ashl<mode>3): Likewise.
(*avx_<code><mode>3): Likewise.
(*avx_eq<mode>3): Likewise.
(*avx_gt<mode>3): Likewise.
(*avx_nand<mode>3): Likewise.
(*avx_nand<mode>3): Likewise.
(*avx_<code><mode>3): Likewise.
(*avx_<code><mode>3): Likewise.
(*avx_packsswb): Likewise.
(*avx_packssdw): Likewise.
(*avx_packuswb): Likewise.
(*avx_punpckhbw): Likewise.
(*avx_punpcklbw): Likewise.
(*avx_punpckhwd): Likewise.
(*avx_punpcklwd): Likewise.
(*avx_punpckhdq): Likewise.
(*avx_punpckldq): Likewise.
(*avx_pinsr<avxmodesuffixs>): Likewise.
(*avx_pinsrq): Likewise.
(*avx_loadld): Likewise.
(*vec_extractv2di_1_rex64_avx): Likewise.
(*vec_extractv2di_1_avx): Likewise.
(*vec_dupv2di_avx): Likewise.
(*vec_concatv2si_avx): Likewise.
(*vec_concatv4si_1_avx): Likewise.
(*vec_concatv2di_avx): Likewise.
(*vec_concatv2di_rex64_avx): Likewise.
(*avx_uavgv16qi3): Likewise.
(*avx_uavgv8hi3): Likewise.
(*avx_psadbw): Likewise.
(avx_movmskp<avxmodesuffixf2c>256): Likewise.
(*avx_phaddwv8hi3): Likewise.
(*avx_phadddv4si3): Likewise.
(*avx_phaddswv8hi3): Likewise.
(*avx_phsubwv8hi3): Likewise.
(*avx_phsubdv4si3): Likewise.
(*avx_phsubswv8hi3): Likewise.
(*avx_pmaddubsw128): Likewise.
(*avx_pmulhrswv8hi3): Likewise.
(*avx_pshufbv16qi3): Likewise.
(*avx_psign<mode>3): Likewise.
(*avx_palignrti): Likewise.
(avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
(avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
(avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
(*avx_mpsadbw): Likewise.
(*avx_packusdw): Likewise.
(*avx_pblendvb): Likewise.
(*avx_pblendw): Likewise.
(avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
(avx_ptest256): Likewise.
(avx_roundp<avxmodesuffixf2c>256): Likewise.
(*avx_rounds<ssemodesuffixf2c>): Likewise.
(*avx_aesenc): Likewise.
(*avx_aesenclast): Likewise.
(*avx_aesdec): Likewise.
(*avx_aesdeclast): Likewise.
(avx_vzeroupper): Likewise.
(avx_vzeroupper_rex64): Likewise.
(avx_vpermil<mode>): Likewise.
(avx_vpermilvar<mode>3): Likewise.
(avx_vpermil2<mode>3): Likewise.
(avx_vperm2f128<mode>3): Likewise.
(avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
(avx_vbroadcastss256): Likewise.
(avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
(avx_vinsertf128<mode>): Likewise.
(vec_set_lo_<mode>): Likewise.
(vec_set_hi_<mode>): Likewise.
(vec_set_lo_<mode>): Likewise.
(vec_set_hi_<mode>): Likewise.
(vec_set_lo_v16hi): Likewise.
(vec_set_hi_v16hi): Likewise.
(vec_set_lo_v32qi): Likewise.
(vec_set_hi_v32qi): Likewise.
(avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
(avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
(avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
(avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
(vec_init<mode>): Likewise.
(*vec_concat<mode>_avx): Likewise.
(blendbits): Support V8SF and V4DF.
(sse2_movq128): Support AVX.
(<sse>_movnt<mode>): Likewise.
(sse2_movntv2di): Likewise.
(sse_rcpv4sf2): Likewise.
(sse_sqrtv4sf2): Likewise.
(sse_rsqrtv4sf2): Likewise.
(<sse>_comi): Likewise.
(<sse>_ucomi): Likewise.
(sse_cvtss2si): Likewise.
(sse_cvtss2si_2): Likewise.
(sse_cvtss2siq): Likewise.
(sse_cvtss2siq_2): Likewise.
(sse_cvttss2si): Likewise.
(sse_cvttss2siq): Likewise.
(sse2_cvtsd2si): Likewise.
(sse2_cvtsd2si_2): Likewise.
(sse2_cvtsd2siq): Likewise.
(sse2_cvtsd2siq_2): Likewise.
(sse2_cvttsd2si): Likewise.
(sse2_cvttsd2siq): Likewise.
(sse2_cvtdq2pd): Likewise.
(*sse2_cvtpd2dq): Likewise.
(*sse2_cvttpd2dq): Likewise.
(*sse2_cvtpd2ps): Likewise.
(sse2_cvtps2pd): Likewise.
(sse3_movshdup): Likewise.
(sse3_movsldup): Likewise.
(sse_storehps): Likewise.
(*sse4_1_extractps): Likewise.
(sse2_storelpd): Likewise.
(vec_dupv2df_sse3): Likewise.
(*vec_concatv2df_sse3): Likewise.
(*sse4_1_pextrb): Likewise.
(*sse4_1_pextrb_memory): Likewise.
(*sse2_pextrw): Likewise.
(*sse4_1_pextrw_memory): Likewise.
(*sse4_1_pextrd): Likewise.
(*sse4_1_pextrq): Likewise.
(sse2_pshufd_1): Likewise.
(sse2_pshuflw_1): Likewise.
(sse2_pshufhw_1): Likewise.
(*sse2_storeq_rex64): Likewise.
(*vec_dupv4si): Likewise.
(<sse>_movmskp<ssemodesuffixf2c>): Likewise.
(sse2_pmovmskb): Likewise.
(*sse2_maskmovdqu): Likewise.
(*sse2_maskmovdqu_rex64): Likewise.
(sse_ldmxcsr): Likewise.
(sse_stmxcsr): Likewise.
(abs<mode>2): Likewise.
(sse4_1_movntdqa): Likewise.
(sse4_1_phminposuw): Likewise.
(sse4_1_extendv8qiv8hi2): Likewise.
(*sse4_1_extendv8qiv8hi2): Likewise.
(sse4_1_extendv4qiv4si2): Likewise.
(*sse4_1_extendv4qiv4si2): Likewise.
(sse4_1_extendv2qiv2di2): Likewise.
(*sse4_1_extendv2qiv2di2): Likewise.
(sse4_1_extendv4hiv4si2): Likewise.
(*sse4_1_extendv4hiv4si2): Likewise.
(sse4_1_extendv2hiv2di2): Likewise.
(*sse4_1_extendv2hiv2di2): Likewise.
(sse4_1_extendv2siv2di2): Likewise.
(*sse4_1_extendv2siv2di2): Likewise.
(sse4_1_zero_extendv8qiv8hi2): Likewise.
(*sse4_1_zero_extendv8qiv8hi2): Likewise.
(sse4_1_zero_extendv4qiv4si2): Likewise.
(*sse4_1_zero_extendv4qiv4si2): Likewise.
(sse4_1_zero_extendv2qiv2di2): Likewise.
(*sse4_1_zero_extendv2qiv2di2): Likewise.
(sse4_1_zero_extendv4hiv4si2): Likewise.
(*sse4_1_zero_extendv4hiv4si2): Likewise.
(sse4_1_zero_extendv2hiv2di2): Likewise.
(*sse4_1_zero_extendv2hiv2di2): Likewise.
(sse4_1_zero_extendv2siv2di2): Likewise.
(*sse4_1_zero_extendv2siv2di2): Likewise.
(sse4_1_ptest): Likewise.
(sse4_1_roundp<ssemodesuffixf2c>): Likewise.
(sse4_2_pcmpestri): Likewise.
(sse4_2_pcmpestrm): Likewise.
(sse4_2_pcmpistri): Likewise.
(sse4_2_pcmpistrm): Likewise.
(aesimc): Likewise.
(aeskeygenassist): Likewise.
2008-08-28 Uros Bizjak <ubizjak@gmail.com>
* config/i386/predicates.md (vzeroall_operation): New.
* config/i386/sse.md (avx_vzeroall): New.
(*avx_vzeroall): Likewise.
2008-08-28 Paul Brook <paul@codesourcery.com>
Mark Shinwell <shinwell@codesourcery.com>
Richard Earnshaw <richard.earnshaw@arm.com>
* config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
(TARGET_MIN_ANCHOR_OFFSET): New.
(arm_override_options): Set correct anchor ranges for Thumb-1
and Thumb-2 if required.
(legitimize_pic_address): Handle case involving a TLS symbol
reference with an addend.
(arm_optimization_options): Enable section anchors at -O1 and
above.
* config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
* config/arm/arm-protos.h (arm_optimization_options): New.
2008-08-28 Nick Clifton <nickc@redhat.com>
* config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
* config/stormy16/stormy16.md (zero_extendqihi2): Fix length
attribute.
* config/v850/v850.h (IRA_COVER_CLASSES): Define.
* config/v850/v850.md (return): Remove frame size restriction.
* config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
* config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
* config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
* config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
2008-08-28 Paul Brook <paul@codesourcery.com>
* config/arm/vfp11.md: Update license notice.
* config/arm/cortex-r4.md: Ditto.
2008-08-28 Richard Guenther <rguenther@suse.de>
PR tree-optimization/37207
* tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
tuplification bug.
2008-08-28 Dodji Seketeli <dodji@redhat.com>
PR c++/36741
* tree.c (int_fits_type_p): Don't forget unsigned integers
of type sizetype which higher end word equals -1.
2008-08-28 Ira Rosen <irar@il.ibm.com>
* target.h (struct vectorize): Add new target builtin.
* tree-vectorizer.c (destroy_loop_vec_info): Call
vect_free_slp_instance instead of vect_free_slp_node.
* tree-vectorizer.h (enum slp_load_perm_type): New.
(struct _slp_instance): Add new fields.
(SLP_INSTANCE_LOAD_PERMUTATION): New.
(SLP_INSTANCE_LOADS): New.
(vect_free_slp_tree): Remove.
(vect_free_slp_instance): Declare.
(SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
(vectorizable_load): Add argument.
(vect_transform_slp_perm_load): New.
* tree-vect-analyze.c (vect_analyze_operations): Add an argument to
vectorizable_load.
(vect_get_place_in_interleaving_chain): New function.
(vect_free_slp_tree): Make static.
(vect_free_slp_instance): New function.
(vect_build_slp_tree): Add new arguments. Allow load permutations and
collect the load location in the interleaving chain.
(vect_supported_slp_permutation_p): New function.
(vect_supported_load_permutation_p): Likewise.
(vect_analyze_slp_instance): In case of loads permutation, call
vect_supported_load_permutation_p to check that the permutation is
supported.
* target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
* tree-vect-transform.c (vect_transform_stmt): Add new argument.
(vect_create_mask_and_perm): New function.
(vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
(vectorizable_load): Add an argument. Don't keep the created vectors
statements in the node if permutation is required. Call
vect_transform_slp_perm_load to generate the permutation.
(vect_transform_stmt): Add new argument. Call vectorizable_load with
additional argument.
(vect_schedule_slp_instance): In case of loads permutation, allocate
vectorized statements structure for all the related SLP nodes. Call
vect_transform_stmt with addditional argument.
(vect_transform_loop): Call vect_transform_stmt with correct arguments.
* config/spu/spu.c (spu_builtin_vec_perm): New.
(TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
* config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
* config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
(TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
2008-08-28 Chris Fairles <chris.fairles@gmail.com>
* gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
__gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
__gthread_cond_signal, __gthread_cond_timedwait,
__gthread_cond_timedwait_recursive): New functions.
* gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
Likewise.
* gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
thread interfaces.
2008-08-28 Richard Guenther <rguenther@suse.de>
PR middle-end/37005
* fold-const.c (maybe_canonicalize_comparison_1): Require
undefined overflow only for canonicalizing A +- CST cmp CST.
Make sure to not generate new constants that are not inside
their TYPE_MIN/MAX_VALUE range.
(maybe_canonicalize_comparison): Remove undefined overflow
checking from here.
(fold_binary): Remove now duplicate folding.
2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
* c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
use not updated in the last change.
2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
* config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
(IRA_COVER_CLASSES): Add FPUL_REGS.
2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
PR 37217
* c-common.c (conversion_warning): Check for null operands.
2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
PR c/31673
* c-decl.c (check_for_loop_decls): Improve error message. Give
hint.
2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
PR c/37186
* c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
(convert_for_assignment): Pass corrent OPT_W* parameter to
WARN_FOR_ASSIGNMENT.
2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
PR c++/35321
* c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
2008-08-27 Paul Brook <paul@codesourcery.com>
* config.gcc: Loosen checks for arm uclinux eabi targets.
2008-08-27 Paul Brook <paul@codesourcery.com>
* config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
_clzsi2.
* config/arm/t-linux (LIB1ASMFUNCS): Ditto.
2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
* c-common.c (do_switch_warnings): Look through the CONST_DECLs in
the enumerators of an ENUMERAL_TYPE.
* dbxout.c (dbxout_type): Ditto.
2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
PR rtl-opt/37219
* fwprop.c (fwprop): Check that the loop_father is the outer loop.
(fwprop_addr): Check that the loop_father is not the outer loop.
2008-08-26 Paul Brook <paul@codesourcery.com>
* config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
Remove documentation entry for fmul type.
Use fmuls to annotate single-precision multiplication patterns,
fmuld to annotate double-precision multiplication patterns,
fmacs to annotate single-precision multiply-accumulate patterns
and fmacd to annotate double-precision multiply-accumulate patterns.
* config/arm/vfp11.md: Update reservations accordingly.
* config/arm/arm.md: Note that certain values of the "type"
attribute are documented in vfp.md.
* config/arm/arm1020e.md: Remove out of date duplicate comment.
(v10_cvt): Use new fmul types.
2008-08-26 Paul Brook <paul@codesourcery.com>
* config/arm/vfp.md: Move pipeline description for VFP11 to...
* config/arm/vfp11.md: ...here. New.
* config/arm/arm.md: Include vfp11.md.
2008-08-26 Hans-Peter Nilsson <hp@axis.com>
* opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
parameter to inform call.
2008-08-26 Jeff Law <law@redhat.com>
* mn10300.md (movqi, movhi): Split i->d*a case into two cases to
avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
preferred class when copying a constant into a partial word register.
2008-08-26 Ben Elliston <bje@au.ibm.com>
* rtlanal.c: Fix uses of "it's" with "its" where appropriate.
* cp/typeck.c: Likewise.
* cp/tree.c: Likewise.
* gimple-low.c: Likewise.
* jump.c: Likewise.
2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
* ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
* doc/passes.texi: Describe IRA.
* doc/tm.texi (IRA_COVER_CLASSES,
IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
* doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
(-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
-fira-propagate-cost, -fno-ira-share-save-slots,
-fno-ira-share-spill-slots, -fira-verbose): Describe new options.
* flags.h (ira_algorithm): New enumeration.
(flag_ira_algorithm, flag_ira_verbose): New external variable
declarations.
* postreload.c (gate_handle_postreload): Don't do post reload
optimizations unless the reload is completed.
* reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
IRA.
* tree-pass.h (pass_ira): New external variable declaration.
* reload.h: Add 2008 to the Copyright.
* cfgloopanal.c: Include params.h.
(estimate_reg_pressure_cost): Decrease cost for IRA optimization
mode.
* params.h (IRA_MAX_LOOPS_NUM): New macro.
* toplev.c (ira.h): New include.
(flag_ira_algorithm, flag_ira_verbose): New external variables.
(backend_init_target): Call ira_init.
(backend_init): Call ira_init_once.
(finalize): Call finish_ira_once.
* toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
flag_ira_share_save_slots, flag_ira_share_spill_slots): New
external variables.
* regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
may_move_out_cost): New external variable declarations.
(move_table): New typedef.
* caller-save.c: Include headers output.h and ira.h.
(no_caller_save_reg_set): New global variable.
(save_slots_num, save_slots): New variables.
(reg_save_code, reg_restore_code, add_stored_regs): Add
prototypes.
(init_caller_save): Set up no_caller_save_reg_set.
(init_save_areas): Reset save_slots_num.
(saved_hard_reg): New structure.
(hard_reg_map, saved_regs_num, all_saved_regs): New variables.
(initiate_saved_hard_regs, new_saved_hard_reg,
finish_saved_hard_regs, saved_hard_reg_compare_func): New
functions.
(setup_save_areas): Add code for sharing stack slots.
(all_blocks): New variable.
(save_call_clobbered_regs): Process pseudo-register too.
(mark_set_regs): Process pseudo-register too.
(insert_one_insn): Put the insn after bb note in a empty basic
block. Add insn check.
* global.c (eliminable_regset): Make it external.
(mark_elimination): Use DF_LR_IN for IRA.
(pseudo_for_reload_consideration_p): New.
(build_insn_chain): Make it external. Don't ignore spilled
pseudos for IRA. Use pseudo_for_reload_consideration_p.
(gate_handle_global_alloc): New function.
(pass_global_alloc): Add the gate function.
* opts.c (decode_options): Set up flag_ira. Print the warning for
-fira.
(common_handle_option): Process -fira-algorithm and -fira-verbose.
* timevar.def (TV_IRA, TV_RELOAD): New passes.
* regmove.c (regmove_optimize): Don't do replacement of output for
IRA.
* hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
New external variable declarations.
* local-alloc.c (update_equiv_regs): Make it external. Return
true if jump label rebuilding should be done. Rescan new_insn for
notes.
(gate_handle_local_alloc): New function.
(pass_local_alloc): Add the gate function.
* alias.c (value_addr_p, stack_addr_p): New functions.
(nonoverlapping_memrefs_p): Use them for IRA.
* common.opt (fira, fira-algorithm, fira-coalesce,
fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
fira-verbose): New options.
* regclass.c (reg_class_subclasses, contains_reg_of_mode,
move_cost, may_move_in_cost, may_move_out_cost): Make the
variables external.
(move_table): Remove typedef.
(init_move_cost): Make it external.
(allocate_reg_info, resize_reg_info, setup_reg_classes): New
functions.
* rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
setup_reg_classes): New function prototypes.
(eliminable_regset): New external variable declaration.
(build_insn_chain, update_equiv_regs): New function prototypes.
* Makefile.in (IRA_INT_H): New definition.
(OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
(reload1.o, toplev.o): Add dependence on ira.h.
(cfgloopanal.o): Add PARAMS_H.
(caller-save.o): Add dependence on output.h and ira.h.
(ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
ira-emit.o, ira-lives.o): New entries.
* passes.c (pass_ira): New pass.
* params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
* reload1.c (ira.h): Include the header.
(changed_allocation_pseudos): New bitmap.
(init_reload): Initiate the bitmap.
(compute_use_by_pseudos): Permits spilled registers in FROM.
(temp_pseudo_reg_arr): New variable.
(reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
IRA. Call alter_reg with the additional parameter. Don't clear
spilled_pseudos for IRA. Restore original insn chain for IRA.
Clear changed_allocation_pseudos at the end of reload.
(calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
(hard_regno_to_pseudo_regno): New variable.
(count_pseudo): Check spilled pseudos. Set up
hard_regno_to_pseudo_regno.
(count_spilled_pseudo): Check spilled pseudos. Update
hard_regno_to_pseudo_regno.
(find_reg): Use better_spill_reload_regno_p. Check
hard_regno_to_pseudo_regno.
(alter_reg): Set up spilled_pseudos. Add a new parameter. Add
code for IRA.
(eliminate_regs_1): Use additional parameter for alter_reg.
(finish_spills): Set up pseudo_previous_regs only for spilled
pseudos. Call reassign_pseudos once for all spilled pseudos, pass
more arguments. Don't clear live_throughout and dead_or_set for
spilled pseudos. Use additional parameter for alter_reg. Call
mark_allocation_change. Set up changed_allocation_pseudos.
Remove sanity check.
(emit_input_reload_insns, delete_output_reload): Use additional
parameter for alter_reg. Call mark_allocation_change.
(substitute, gen_reload_chain_without_interm_reg_p): New
functions.
(reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
* testsuite/gcc.dg/20080410-1.c: New file.
* config/s390/s390.h (IRA_COVER_CLASSES,
IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
* config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
* config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
* config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
* config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
* config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
* config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
2008-08-24 Jeff Law <law@redhat.com>
* ira.c (setup_reg_class_intersect_union): Prefer smallest class
when ignoring unavailable registers.
2008-08-24 Jeff Law <law@redhat.com>
* ira-color.c (coalesced_pseudo_reg_slot_compare): Check
FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
* ira.c (setup_eliminable_regset): Check stack_realign_needed.
* config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
* ira-build.c (allocno_range_compare_func): Stabilize sort.
2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
* config/avr/avr.h (IRA_COVER_CLASSES): New macro.
* reload1.c (find_reg): Process registers in register allocation order.
2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
* toplev.c (backend_init_target): Move ira_init call from
here...
(lang_dependent_init_target): ...to here.
2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
* ira.c (setup_class_subset_and_memory_move_costs): Don't
calculate memory move costs for NO_REGS.
2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
* ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
STACK_REGS is defined.
2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
* config/spu/spu.h (IRA_COVER_CLASSES): New macro.
2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
* config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
* config/sh/sh.h (IRA_COVER_CLASSES): Define.
* config/sh/sh.md (movsicc_true+3): Check if emit returns a
barrier.
2008-08-26 Victor Kaplansky <victork@il.ibm.com>
Dorit Nuzman <dorit@il.ibm.com>
* gcc/config/spu/spu.md (vec_extract_evenv4si,
vec_extract_evenv4sf, vec_extract_evenv8hi,
vec_extract_evenv16qi, vec_extract_oddv4si,
vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
vec_interleave_highv4sf, vec_interleave_lowv4sf,
vec_interleave_highv4si, vec_interleave_lowv4si,
vec_interleave_highv8hi, vec_interleave_lowv8hi,
vec_interleave_highv16qi, vec_interleave_lowv16qi,
vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
2008-08-25 Janis Johnson <janis187@us.ibm.com>
PR target/36756
* config/rs6000/rs6000.c (optimization_options): Don't default to
section anchors without toplevel reorder.
2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
* config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
(mfc_end_critical_section): Likewise.
2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
* config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
all type qualifiers from element type to vector type.
2008-08-25 David Daney <ddaney@avtrex.com>
* config/mips/mips.md (immediate_insn): Move up in file, fix
comment typo, reformat.
(fetchop_bit, atomic_hiqi_op memory_barrier,
sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
sync_old_nand<mode>, sync_new_nand<mode>,
sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
test_and_set_12): Moved to sync.md.
(sync.md): Include.
* config/mips/sync.md: New file.
2008-08-25 Richard Henderson <rth@redhat.com>
* dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
(regsave): Likewise.
(lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
(output_cfi_directive): Likewise.
(div_data_align): New.
(output_cfi): Use it.
2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
* config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
* config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
(TARGET_OCTEON): New macro.
(TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
(MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
(ISA_HAS_POP): New macro.
* config/mips/driver-native.c (host_detect_local_cpu): Handle
Octeon.
* config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
Handle Octeon.
* config/mips/mips.md (cpu): Add octeon.
(type): Add pop attribute value.
(popcount<mode>2): New pattern.
* doc/invoke.texi (-march=@var{arch}): Add octeon.
2008-08-24 Jan Hubicka <jh@suse.cz>
* doc/invoke.texi (-fipa-cp-clone): New option.
(-fipa-cp): Update docs.
(--param ipcp-unit-growth):New.
* ipa-cp.c: Include fibheap.h, params.h
(ipcp_initialize_node_lattices): When not cloning, all externally
visible functions are bottom.
(ipcp_need_redirect_p): Accept clones.
(ipcp_insert_stage): Use cost driven heuristics.
(max_count, dead_nodes): New static vars.
(ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
ipcp_const_param_count): New functions.
* common.opt (ipa-cp-clone): New command line option.
* params.def (ipcp-unit-growth): New.
2008-08-24 Jan Hubicka <jh@suse.cz>
* tree-inline.c (tree_function_versioning): Look harder
for referenced vars.
2008-08-24 Razya Ladelsky <razya@il.ibm.com>
PR tree-optimization/37185
* matrix-reorg.c (transform_access_sites): Update changed stmt.
2008-08-23 Jan Hubicka <jh@suse.cz>
* ipa-cp.c (ipcp_analyze_node): New function.
(ipcp_update_cloned_node): Use it.
(ipcp_init_stage): Likewise.
* ipa-inline.c (function_insertion_hook_holder): New static var.
(analyze_function): Break out from ....
(inline_generate_summary): Here; register insertion hook.
(cgraph_decide_inlining): Remove hook.
(add_new_function): New function.
2008-08-23 Jan Hubicka <jh@suse.cz>
* opts.c (decode_options): Revert accidental change enabling ipa-cp.
2008-08-23 Jan Hubicka <jh@suse.cz>
* ipa-cp.c (constant_val_insert): Remove.
(ipcp_propagate_one_const): Remove.
(ipcp_create_replace_map): Always insert replacements to the map.
(ipcp_insert_stage): Do not try to insert statements by hand.
* tree-inline.c (insert_init_stmt): Break out from ...
(setup_one_parameter): ... here; allow NULL BB pointer.
(tree_function_versioning): Use setup_one_parameter to process
replacement map.
2008-08-23 Jan Hubicka <jh@suse.cz>
* tree.c (decl_address_ip_invariant_p): New function.
* tree.h (decl_address_ip_invariant_p): Declare.
* gimple.c (strip_invariant_refs): Break out from ...
(is_gimple_invariant_address): ... here
(is_gimple_ip_invariant_address): New function.
(is_gimple_ip_invariant): New function.
* gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
Declare.
* ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
(ipcp_lat_is_insertable): All constants are insertable.
(ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
IPA_CONST_VALUE_REF.
(ipcp_initialize_node_lattices): Propagate all types of operands.
(build_const_val): Do not handle IPA_CONST_VALUE_REF.
(ipcp_create_replace_map): Reformat.
(ipcp_need_redirect_p): Simplify.
(ipcp_insert_stage): Check that argument is used before clonning.
* ipa-prop.c (ipa_print_node_jump_functions): Do not handle
IPA_CONST_REF.
(compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
(determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
(update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
* ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
(jump_func_type): Remove IPA_CONST_VALUE_REF.
* tree-inline.c (tree_function_versioning): Add variables referenced
by replacing trees.
2008-08-23 Jan Hubicka <jh@suse.cz>
PR target/37094
* i386.c (standard_80387_constant_p): Use optimize_size.
2008-08-23 Ira Rosen <irar@il.ibm.com>
PR tree-optimization/37161
* tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
* tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
(vect_determine_vectorization_factor): Move the scalar type
retrieval to vect_get_smallest_scalar_type.
(vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
scalar type. Remove redundant computation.
* tree-vect-transform.c (vect_get_constant_vectors): Add argument.
(vect_get_slp_defs): Take the type of RHS into account if
necessary by calling vect_get_smallest_scalar_type. Call
vect_get_constant_vectors with additional argument.
2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
PR 35648
* doc/invoke.texi (Wwrite-strings): Clarify description.
2008-08-23 Ira Rosen <irar@il.ibm.com>
PR tree-optimization/37174
* tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
def stmt is a part of the loop before accessing its stmt_vec_info.
2008-08-22 Anatoly Sokolov <aesok@post.ru>
PR target/11259
* config/avr/avr.md (UNSPEC_SWAP): New constants.
(*swap): New insn pattern.
(*ashlqi3): Rename from ashlqi3 insn pattern.
(ashlqi3): New expanders.
(*lshrqi3): Rename from lshrqi3 insn pattern.
(lshrqi3): New expanders.
(ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
lshrqi3_const5, lshrqi3_const6): New splitters.
(andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
peephole2 patterns.
2008-08-22 Richard Guenther <rguenther@suse.de>
PR tree-optimization/37078
* tree-vrp.c (extract_range_from_unary_expr): Avoid generating
[+INF, +INF] ranges.
2008-08-22 Richard Guenther <rguenther@suse.de>
PR tree-optimization/37143
* tree-vect-transform.c (vect_create_cond_for_align_checks): Build
a conversion statement instead of a copy.
2008-08-22 Uros Bizjak <ubizjak@gmail.com>
PR target/37184
* config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
CCCmode, CCOmode and CCSmode destination modes.
PR target/37191
* config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
from different units in a single alternative.
(*vec_extractv2sf_1): Ditto.
(*vec_extractv2si_0): Ditto.
(*vec_extractv2si_1): Ditto.
* config/i386/sse.md (sse2_storehpd): Ditto.
(sse2_storelpd): Ditto.
(sse2_loadhpd): Ditto.
(sse2_loadlpd): Ditto.
PR target/37197
* config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
(popcountsi2): Ditto.
(clzdi2_abm): Ditto.
(popcountdi2): Ditto.
(clzhi2_abm): Ditto.
(popcounthi2): Ditto.
2008-08-22 Richard Guenther <rguenther@suse.de>
PR middle-end/36548
PR middle-end/37125
* fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
if the multiplication does not overflow.
2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
* c-ppoutput.c (init_pp_output): Initialize src_line to 1.
2008-08-21 Richard Henderson <rth@redhat.com>
* configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
spurrious comma from test.
* configure: Rebuild.
2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
PR 30457
* builtins.c (fold_builtin_next_arg): Add warning about undefined
behaviour.
2008-08-21 Aldy Hernandez <aldyh@redhat.com>
* c-tree.h (grokfield): New argument.
* c-decl.c (grokfield): Handle new location argument.
* c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
2008-08-21 Richard Guenther <rguenther@suse.de>
* tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
2008-08-21 Jan Hubicka <jh@suse.cz>
* cgraph.c (first_cgraph_function_insertion_hook): New variable.
(cgraph_add_function_insertion_hook,
cgraph_remove_function_insertion_hook,
cgraph_call_function_insertion_hooks): New functions.
* cgraph.h (cgraph_add_function_insertion_hook,
cgraph_remove_function_insertion_hook,
cgraph_call_function_insertion_hooks): Declare.
* ipa-reference.c (function_insertion_hook_holder): New variable.
(check_operand, look_for_address_of): When checking late, do not care
about module bitmaps.
(add_new_function): New function.
(generate_summary): Register hooks; zero module bitmaps.
(propagate): Unregister hooks.
* ipa-pure-const.c (function_insertion_hook_holder): New variable.
(add_new_function): New function.
(generate_summary): Register hook.
(propagate): Remove hook.
* ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
* tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
* ipa-cp.c (ipcp_update_cloned_node): New function.
(build_const_val): Handle functions correctly; bring type logic
into sync with tree-inline.c
(ipcp_init_stage): Take care of computing stuff needed by
indirect inlining; update clones.
(ipcp_generate_summary): Break out of ipcp_driver.
(ipcp_driver): Do only execution and transformation.
(pass_ipa_cp): Make IPA_PASS.
* tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
offset to address.
* ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
ipcp, some info is already available.
* ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
* tree-inline.c (remap_ssa_name): Unshare expression.
2008-08-21 Richard Guenther <rguenther@suse.de>
* tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
a PHI ask VN if it is already available.
* tree-ssa-sccvn.h (vn_phi_lookup): Declare.
* tree-ssa-sccvn.c (vn_phi_lookup): Export.
2008-08-21 Richard Guenther <rguenther@suse.de>
PR middle-end/36817
* tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
makes sure to produce a result of the correct type.
2008-08-21 Jan Hubicka <jh@suse.cz>
Backport from LTO branch:
2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
Jan Hubicka <jh@suse.cz>
* ipa-pure-const.c
(init_state, finish_state, set_function_state, generate_summary):
New functions.
(scan_stmt): Renamed from scan_function. Changed to keep state in
local static vars rather than cgraph aux field.
(propagate): Renamed from static_execute. Changed to keep state in
local static vars rather than cgraph aux field.
(pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
* tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
* tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
* ipa-reference.c (init_function_info, generate_summary,
propagate): New functions.
(analyze_function): Call init_function_info.
(static_execute): Stripped into generate_summary and propagate.
(pass_ipa_reference): Made into ipa_opt_pass.
2008-08-21 Richard Guenther <rguenther@suse.de>
PR tree-optimization/37181
* tree-vrp.c (extract_range_from_binary_expr): Check for NULL
folding result.
(extract_range_from_unary_expr): Likewise.
2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
* diagnostic.c (pedwarn_at): Rename as pedwarn.
(pedwarn): Delete.
* toplev.h (pedwarn_at): Likewise.
* builtins.c: Update all calls to pedwarn.
* c-lex.c: Likewise.
* toplev.c: Likewise.
* c-tree.h: Likewise.
* c-decl.c: Likewise.
* c-errors.c: Likewise.
* c-typeck.c: Likewise.
* c-common.c: Likewise.
* c-parser.c: Likewise.
2008-08-20 Joseph Myers <joseph@codesourcery.com>
PR target/31070
* config/sparc/sparc.c (function_arg_slotno): Handle structure
with MODE_VECTOR_INT mode.
2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
PR middle-end/179
* tree-ssa.c (warn_uninit): Do not warn for variables that can be
initialized outside the current module.
(warn_uninitialized_var): Ignore left-hand side when walking the
trees. Ignore address expressions. Examine VUSE operands in gimple
statements with a variable declaration on the right-hand side.
2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
PR bootstrap/37155
* rtlanal.c (subreg_offset_representable_p): Revert last change.
2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
PR 35701
* c-common.c (conversion_warning): Do not warn if applying bit-and
operator to unsigned constant that fits in the target type.
2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
PR c++/35602
* c-common.c (conversion_warning): Do not warn for artificial
expressions.
2008-08-20 Richard Guenther <rguenther@suse.de>
* tree-vrp.c (op_with_constant_singleton_value_range): New function.
(extract_range_from_binary_expr): Fall back to constant propagation.
(extract_range_from_unary_expr): Likewise.
2008-08-20 Richard Guenther <rguenther@suse.de>
* tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
with TREE_THIS_VOLATILE on shared nodes.
(fold_stmt_r): Likewise.
2008-08-20 Jakub Jelinek <jakub@redhat.com>
PR c/37171
* c-parser.c (c_parser_attributes): For keywords use canonical
spelling for attr_name.
2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
* value-prof.c (check_counter): Revert wrong call to error.
2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
* profile.c: Update calls to inform.
* value-prof.c: Update calls to inform.
2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
* diagnostic.c (inform): Add an explicit location_t parameter.
* toplev.h (inform): Update declaration.
* builtins.c: Update all calls to inform.
* c-common.c: Likewise.
* c-decl.c: Likewise.
* c-opts.c: Likewise.
* c-pch.c: Likewise.
* c-pragma.c: Likewise.
* c-typeck.c: Likewise.
* coverage.c: Likewise.
* opts.c: Likewise.
* toplev.c: Likewise.
* tree-cfg.c: Likewise.
* tree-ssa.c: Likewise.
2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
PR target/37169
* config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
V2DI mode, for SSE4.1, use movq instead of vector set if the
second element is zero and inter-unit moves are OK.
2008-08-20 Richard Guenther <rguenther@suse.de>
* tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
properly handle conversion/copy chains after tuplification.
2008-08-20 Richard Guenther <rguenther@suse.de>
* passes.c (init_optimization_passes): Move the second
forwprop pass before alias computation. Remove the second
DCE pass. Remove the first dominator and phi copy/const
prop passes.
2008-08-20 Nick Clifton <nickc@redhat.com>
* configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
support of this feature. Do not assume that a sufficiently new
assembler will support the feature regardless of the target type.
(HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
* configure: Regenerate.
2008-08-20 Richard Guenther <rguenther@suse.de>
* tree-vrp.c (found_in_subgraph): Remove.
(live): New global static.
(live_on_edge): New function.
(blocks_visited): Remove.
(register_edge_assert_for_2): Use live_on_edge.
(find_conditional_asserts): Remove code dealing with
found_in_subgraph. Do not walk the CFG.
(find_switch_asserts): Likewise.
(find_assert_locations_1): Renamed from find_assert_locations.
Move finding assert locations for conditional and switch
statements first. Update live bitmap. Do not walk the CFG.
(find_assert_locations): New function.
(insert_range_assertions): Remove entry of CFG walk.
Adjust call to find_assert_locations.
* tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
that only can appear because of fake exit edges but assert we
never try to insert on those.
(fini_pre): Do not remove fake exit edges here...
(execute_pre): ...but here, before committing edge inserts.
2008-08-19 Richard Guenther <rguenther@suse.de>
* passes.c (init_optimization_passes): Exchange store-ccp
with a ccp pass.
2008-08-19 Rafael EspÃndola <espindola@google.com>
* varasm.c (weak_decls): Move earlier in the file.
(assemble_external): Add weak decls to the weak_decls list.
(declare_weak): Don't add decls to the weak_decls list.
2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
PR target/37157
* config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
before (sse2_shufpd_<mode>).
2008-08-19 Jakub Jelinek <jakub@redhat.com>
PR debug/37156
* pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
* tree.c (block_nonartificial_location): Likewise.
2008-08-19 Richard Guenther <rguenther@suse.de>
PR tree-optimization/35972
PR tree-optimization/23094
* tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
parameter.
* tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
handle MISALIGNED_INDIRECT_REF.
(get_ref_from_reference_ops): New helper.
(vn_reference_lookup_pieces): Walk the use-def chain using the
alias-oracle if requested.
* tree-ssa-pre.c (phi_translate_1): Do reference lookup with
walking the use-def chain.
(compute_avail): But not here.
(create_component_ref_by_pieces_1): Properly handle
MISALIGNED_INDIRECT_REF.
(do_regular_insertion): Handle fully redundant
expressions after PHI-translation also for SSA_NAME values, not
only constants. Correctly use edoubleprime for that.
2008-08-19 Ira Rosen <irar@il.ibm.com>
* tree-vectorizer.c (supportable_widening_operation): Support
multi-step conversion, return the number of steps in such conversion
and the required intermediate types.
(supportable_narrowing_operation): Likewise.
* tree-vectorizer.h (vect_pow2): New function.
(supportable_widening_operation): Change argument types.
(supportable_narrowing_operation): Likewise.
(vectorizable_type_promotion): Add an argument.
(vectorizable_type_demotion): Likewise.
* tree-vect-analyze.c (vect_analyze_operations): Call
vectorizable_type_promotion and vectorizable_type_demotion with
additional argument.
(vect_get_and_check_slp_defs): Detect patterns.
(vect_build_slp_tree): Add an argument, don't fail in case of multiple
types.
(vect_analyze_slp_instance): Don't fail in case of multiple types.
Call vect_build_slp_tree with correct arguments. Calculate unrolling
factor according to the smallest type in the loop.
(vect_detect_hybrid_slp_stmts): Include statements from patterns.
* tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
supportable_widening_operation with correct arguments.
* tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
operands lists according to the number of vector statements in left
or right node, if exists.
(vect_gen_widened_results_half): Remove unused argument.
(vectorizable_conversion): Call supportable_widening_operation,
supportable_narrowing_operation, and vect_gen_widened_results_half
with correct arguments.
(vectorizable_assignment): Change documentation, support multiple
types in SLP.
(vectorizable_operation): Likewise.
(vect_get_loop_based_defs): New function.
(vect_create_vectorized_demotion_stmts): Likewise.
(vectorizable_type_demotion): Support loop-aware SLP and general
multi-step conversion. Call vect_get_loop_based_defs and
vect_create_vectorized_demotion_stmts for transformation.
(vect_create_vectorized_promotion_stmts): New function.
(vectorizable_type_promotion): Support loop-aware SLP and general
multi-step conversion. Call vect_create_vectorized_promotion_stmts
for transformation.
(vectorizable_store): Change documentation, support multiple
types in SLP.
(vectorizable_load): Likewise.
(vect_transform_stmt): Pass SLP_NODE to
vectorizable_type_promotion and vectorizable_type_demotion.
(vect_schedule_slp_instance): Move here the calculation of number
of vectorized statements for each node from...
(vect_schedule_slp): ... here.
(vect_transform_loop): Call vect_schedule_slp without the last
argument.
2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
PR bootstrap/37152
* tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
to == in assert statement.
(vectorizable_reduction): Fix typo.
2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
PR bootstrap/37153
* value-prof.c (check_counter): Dereference pointer to overall
count when printing it.
2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
* profile.h: Really add it.
2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
* mcf.c: Really add it.
2008-08-18 Paul Yuan <yingbo.com@gmail.com>
Vinodha Ramasamy <vinodha@google.com>
* cgraph.c (cgraph_edge): Handle inconsistent counts when setting
count_scale.
* value-prof.c (check_counter): Fix the counter if
flag_profile_correction is true.
(tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
tree_mod_subtract_transform):
Follow check_counter parameter change.
* common.opt (fprofile-correction): New option.
* mcf.c: New file.
* profile.h: Likewise.
* profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
(sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
is_inconsistent, set_bb_counts, read_profile_edge_counts): New
functions.
(compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
flag_profile_correction is set.
2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
* rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
2008-08-18 Tomas Bily <tbily@suse.cz>
* tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
* tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
CONVERT_EXPR_P.
* tree-data-ref.c (split_constant_offset_1): Likewise.
* tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
* tree-sra.c (sra_walk_expr): Likewise.
* matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
* tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
* gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
* tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
Likewise.
* gimple.c (gimple_assign_unary_nop_p): Likewise.
* tree-vect-transform.c (vectorizable_type_demotion)
(vectorizable_type_promotion): Likewise.
* tree-inline.c (expand_call_inline):
* tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
(forward_propagate_addr_expr_1, forward_propagate_comparison)
(tree_ssa_forward_propagate_single_use_vars): Likewise.
* expr.c (expand_expr_real_1): Likewise.
* tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
(gimple_assign_unary_useless_conversion_p): Likewise.
* tree-stdarg.c (execute_optimize_stdarg): Likewise.
* tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
* fold-const.c (fold_unary): Likewise.
* tree.h (CONVERT_EXPR_P): Likewise.
* tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
* tree-ssa-loop-im.c (rewrite_bittest): Likewise.
* tree-vrp.c:
(register_edge_assert_for_2, extract_range_from_unary_expr)
(register_edge_assert_for_1): Likewise.
2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
* real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
dconst_third_ptr, dconst_sqrt2_ptr): Declare.
(enum real_value_const): Delete.
(get_real_const): Delete.
* real.c (get_real_const): Delete.
(dconst_e_ptr): Define.
(dconst_third_ptr): Define.
(dconst_sqrt2_ptr): Define.
* builtins.c: Update all callers.
2008-08-18 Richard Guenther <rguenther@suse.de>
* tree-ssa-reassoc.c (reassociate_bb): Properly reset the
statement iterator after statement removal.
2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
* config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
(detect_processor_freebsd): Likewise.
(host_detect_local_cpu): Call newly added functions for FreeBSD.
2008-08-18 Richard Guenther <rguenther@suse.de>
* tree-cfg.c (verify_types_in_gimple_assign): Verify copies
and loads have the correct types.
2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
PR cpp/7263
* c-opts.c (cpp_opts): Remove static.
* c-parser.c (cpp_opts): Declare it extern.
(disable_extension_diagnostics): Handle cpp options.
(enable_extension_diagnostics): Likewise.
2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
* diagnostics.c (permerror_at): Rename as permerror.
(permerror): Delete.
* toplev.h: Likewise.
2008-08-18 Richard Guenther <rguenther@suse.de>
* passes.c (init_optimization_passes): Remove cleanup_cfg1,
sdse1 and addressables2 passes. Replace dce1 with cddce1.
Move call_cdce before build_alias. Move copyrename2,
cunrolli and ccp2 beafore build_alias. Re-add addressable2
right after final inlining.
* tree-cfg.c (build_gimple_cfg): Do not dump function here.
(pass_build_cfg): But instead via TODO_dump_func.
2008-08-18 Richard Guenther <rguenther@suse.de>
* tree-sra.c (generate_element_init_1): Deal with NULL constructor
element index.
(scalarize_init): If we failed to generate some initializers
do not generate zeros for not instantiated members. Instead
rely on the copy out.
* tree-ssa-operands.c (get_addr_dereference_operands): Warn
about missing flow-sensitive alias info only if we have
aliases computed.
2008-08-17 Nick Clifton <nickc@redhat.com>
* doc/extend.texi (Function Attributes): Fix typo in description
if hot function attribute.
2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
Richard Sandiford <rdsandiford@googlemail.com>
* doc/install.texi (--with-mips-plt): Document.
* doc/invoke.texi (-mplt, -mno-plt): Document.
* config.gcc (mips*-*-*): Add mips-plt to supported_defaults
and handle ${with_mips_plt}.
* config/mips/mips.opt (mplt): New option.
* config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
(TARGET_ABICALLS_PIC2): Likewise.
(TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
(OPTION_DEFAULT_SPECS): Add a mips-plt entry.
(ASM_SPEC): Use !mabi=* instead of !mabi*.
(MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
to decide whether to output ".option picX" directives.
* config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
Pass -call_nonpic rather than -KPIC for -mplt.
(BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
on the command line. Also remove it when -mabi=64 is used without
-msym32.
* config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
* config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
TARGET_ABICALLS_PIC0.
(mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
TARGET_ABICALLS.
(mips16_build_function_stub): Only output ".option pic" directives
and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
(mips16_build_call_stub): Fix comment and remove redundant
".set at"/"set .noat" directives.
(mips_function_rodata_section): Use the default behaviour for
TARGET_ABSOLUTE_ABICALLS.
(mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
(mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
(mips_restore_gp): Do nothing if the current function doesn't use
a global pointer.
(mips_expand_prologue): Only save $gp if the current function uses it.
Use a normal move for TARGET_ABICALLS_PIC0.
(mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
* config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
of function when handling GLOBAL_POINTER_REGNUM.
2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
PR ada/20548
* common.opt (-fstack-check): Do not declare the variable here.
(-fstack-check=): New option variant.
* doc/invoke.texi (Code Gen Options): Document it.
* expr.h (STACK_OLD_CHECK_PROTECT): New macro.
(STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
(STACK_CHECK_STATIC_BUILTIN): New macro.
* doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
* opts.c: Include expr.h.
(common_handle_option) <OPT_fold_stack_check_>: New case.
<OPT_fstack_check>: Likewise.
* calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
consistently in the test for variable-sized types. Adjust for
new behaviour of flag_stack_check.
* explow.c: Include except.h.
(allocate_dynamic_stack_space): Do not take into account
STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
* function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
for variable-sized parameters. Treat all parameters whose size is
greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
stack checking is enabled.
* gimplify.c (gimplify_decl_expr): Treat non-static objects whose
size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
if generic stack checking is enabled.
(expand_function_end): Adjust for new behaviour of flag_stack_check.
* reload1.c (reload): Likewise.
* stmt.c (expand_decl): Assert that all automatic variables have
fixed size at this point and remove dead code.
* flags.h (stack_check_type): New enumeration type.
(flag_stack_check): Declare.
* toplev.c (flag_stack_check): New global variable.
* Makefile.in (opts.o): Add dependency on EXPR_H.
(explow.o): Add dependency on except.h.
2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
* config/avr/avr.c (avr_override_options): Reduce value of
PARAM_INLINE_CALL_COST.
2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
* expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
to BLKmode, try to fetch an inner memory reference. Use 'mode' in
lieu of TYPE_MODE (type) throughout.
2008-08-15 Joseph Myers <joseph@codesourcery.com>
* config/arm/arm.c (add_minipool_backward_ref): Check for
8-byte-aligned entries in second case of forcing insertion after a
particular entry. Change third case to avoid inserting
non-8-byte-aligned entries before 8-byte-aligned ones.
2008-08-15 Richard Guenther <rguenther@suse.de>
* tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
strip components for unknown size accesses.
2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
* config/s390/2097.md New file.
* config/s390/s390.md ("z10prop" attribute): Define none,
z10_super, z10_super_E1, z10_super_A1, z10_super_c,
z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
possible values and apply them to insns as appropriate.
("type" attribute): Removed itof and added ftrunctf,ftruncdf,
ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
("bfp" mode attribute): Removed. Every occurence replaced
with <mode>.
* config/s390/s390.c (struct "z10_cost"): Updated entries.
* config/s390/2084.md (insn_reservation "x_itof"): Updated
type attribute.
2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
PR c/28152
* c-parser.c (c_lex_one_token): Do not store the canonical spelling
for keywords.
2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
* tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
additional argument. Support reduction when duplication is needed due
to data-types of different sizes in the loop.
(get_initial_def_for_induction): Fix printout.
(vect_get_vec_def_for_stmt_copy): Support case where the
vec_stmt_for_operand is a phi node.
(vectorizable_reduction): Support reduction when duplication is needed
due to data-types of different sizes in the loop.
(vectorizable_call): Remove restriction to not vectorize in case we
have data-types of different sizes in the loop.
(vectorizable_conversion): Likewise.
(vectorizable_operation): Likewise.
(vectorizable_type_demotion): Likewise.
(vectorizable_type_promotion): Likewise.
(vectorizable_induction): Add restriction to not vectorize in case
we have data-types of different sizes in the loop.
2008-08-14 Christophe Saout <christophe@saout.de>
Uros Bizjak <ubizjak@gmail.com>
PR target/37101
* config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
(*vec_concatv2di_rex64_sse4_1): Ditto.
(*vec_concatv2di_rex64_sse): Ditto.
2008-08-14 Jakub Jelinek <jakub@redhat.com>
PR middle-end/37103
* fold-const.c (fold_widened_comparison): Do not allow
sign changes that change the result even if shorter type
is wider than arg1_unw's type.
2008-08-13 Kazu Hirata <kazu@codesourcery.com>
* gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
Skip if the multilib testing specifies -march that does not
agree with the one specified in the testcase.
2008-08-13 Joseph Myers <joseph@codesourcery.com>
* config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
zero extend SImode values being converted to TFmode before passing
to libcalls.
2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
* config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
__PPU__ when targeting the Cell/B.E. PPU processor.
2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
* gimple.h (gimple_call_set_chain): Accept SSA variables.
* tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
Rematerialize the static chain, if any.
* tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
static chain.
2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
* dwarf2out.c (dwarf_stack_op_name): Remove prototype.
(new_loc_descr): Likewise.
(add_loc_descr): Likewise.
(size_of_loc_descr): Likewise.
(size_of_locs): Likewise.
(output_loc_operands): Likewise.
(output_loc_sequence): Likewise.
(new_reg_loc_descr): New.
(build_cfa_loc): Use it.
(build_cfa_aligned_loc): Likewise.
(one_reg_loc_descriptor): Likewise.
(based_loc_descr): Likewise.
2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
PR 30551
* doc/invoke.texi (Wmain): Update.
* c-decl.c (start_decl): warn_main is only 0 or 1.
(start_function): Likewise. Fix formatting.
(finish_function): Delete redundant warning.
* c.opt (Wmain): Add Var(warn_main) and Init(-1).
* c-opts (c_common_handle_option): -Wall only has effect if
warn_main is uninitialized. OPT_Wmain is automatically
handled. -pedantic also enables Wmain.
(c_common_post_options): Handle all logic for Wmain here.
* c-common.c (warn_main): Delete.
(check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
* c-common.h (warn_main): Delete.
2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
PR middle-end/36701
* expr.c (emit_group_store): Allocate stack temp with the
largest alignment when copying from register to stack.
2008-08-13 Richard Guenther <rguenther@suse.de>
* tree.h (maybe_fold_offset_to_address): Declare.
* tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
(ccp_fold): Handle pointer conversions the same as fold_stmt.
Likewise for POINTER_PLUS_EXPR.
(maybe_fold_offset_to_reference): Enable disabled code.
(maybe_fold_offset_to_address): New function.
(fold_stmt_r): Use it.
(fold_gimple_assign): Likewise.
* gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
(gimplify_expr): Likewise.
2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
* toplev.h (pedwarn_at): Fix declaration.
2008-08-13 Joseph Myers <joseph@codesourcery.com>
* config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
LINK_SPEC): Use %R in -Y P argument.
2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
PR c/15236
* diagnostic.c (pedwarn_at): New.
* toplev.h (pedwarn_at): Declare.
* c-tree.h (build_enumerator): Update declaration.
* c-decl.c (finish_enum): Update comment.
(build_enumerator): Take a location parameter. Give a pedwarn but do
not perform any conversion.
* c-parser.c (c_parser_enum_specifier): Set correct location for
enumerator.
2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
PR 35635
* c-common.c (conversion_warning): Use a switch. Ignore boolean
expressions except for conversions to signed:1 bitfields. Handle
COND_EXPR with constant operands.
2008-08-13 Richard Guenther <rguenther@suse.de>
PR tree-optimization/15255
* tree-ssa-reassoc.c (linearize_expr_tree): Declare.
(struct oecount_s): New struct and VEC types.
(cvec): New global.
(oecount_hash): New function.
(oecount_eq): Likewise.
(oecount_cmp): Likewise.
(zero_one_operation): New function.
(build_and_add_sum): Likewise.
(undistribute_ops_list): Perform un-distribution of multiplication
and division on the chain of summands.
(should_break_up_subtract): Also break up subtracts for factors.
(reassociate_bb): Delete dead visited statements.
Call undistribute_ops_list. Re-sort and optimize if it did something.
* passes.c (init_optimization_passes): Move DSE before
reassociation.
* tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
PHI nodes.
2008-08-12 Janis Johnson <janis187@us.ibm.com>
* doc/invoke.texi (-fipa-pta): Say the option is experimental.
* doc/invoke.texi: Revert unintended checkin.
2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
PR libgomp/26165
* gcc.c (include_spec_function): Tweak call to find_a_file.
2008-08-12 Jakub Jelinek <jakub@redhat.com>
PR middle-end/37014
* expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
and TRUTH_ORIF_EXPR.
* dojump.c (do_jump): Likewise.
PR tree-optimization/37084
* tree-inline.c (copy_bb): Call gimple_regimplify_operands
if id->regimplify, don't assume stmt is a cast assignment.
2008-08-12 Anatoly Sokolov <aesok@post.ru>
* final.c (final_scan_insn): Use app_enable/app_disable functions.
2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
PR bootstrap/37097
* builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
by last change.
2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
* defaults.h (TARGET_FLOAT_FORMAT): Remove.
(UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
* config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
* config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
* config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
* config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
* config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
* doc/tm.texi (Storage Layout): Remove documentation for
TARGET_FLOAT_FORMAT.
* simplify-rtx.c (simplify_binary_operation_1): Replace
TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
* real.h (struct real_format): New member has_sign_dependent_rounding.
* 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): Initialize it.
* config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
* defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
* config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
(ROUND_TOWARDS_ZERO): Likewise.
* real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
(FLOAT_MODE_FORMAT): New macro.
(REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
(MODE_COMPOSITE_P): ... this new macro.
(MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
* machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
* flags.h: Include "real.h".
* fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
REAL_MODE_FORMAT_COMPOSITE_P.
* simplify-rtx.c (simplify_const_binary_operation): Likewise.
* doc/tm.texi (Storage Layout): Remove documentation of
MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
they only apply to libgcc2.a.
2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
* config/spu/float_disf.c: New file.
* config/spu/float_unsdisf.c: New file.
* config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
(LIB2FUNCS_EXCLUDE): Define.
2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
Trevor Smigiel <trevor_smigiel@playstation.sony.com>
* real.h (struct real_format): New member round_towards_zero.
* real.c (round_for_format): Respect fmt->round_towards_zero.
(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): Initialize it.
* config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
* builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
real_format to choose rounding mode when calling MPFR functions.
(do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
(do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
* real.h (real_to_decimal_for_mode): Add prototype.
* real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
Respect target rounding mode when generating decimal representation.
(real_to_decimal): New stub for backwards compatibility.
* c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
real_to_decimal_for_mode instead of real_to_decimal.
* config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
Trevor Smigiel <trevor_smigiel@playstation.sony.com>
* real.c (spu_single_format): New variable.
* real.h (spu_single_format): Declare.
* config/spu/spu.c (spu_override_options): Install SFmode format.
(spu_split_immediate): Use integer mode to operate on pieces of
floating-point values in all cases.
* config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
* config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
* config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
2008-08-12 Jakub Jelinek <jakub@redhat.com>
PR c++/36688
* gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
on the VAR_DECL instead of TYPE_READONLY on its type.
2008-08-12 Ira Rosen <irar@il.ibm.com>
* tree-vectorizer.c: Depend on langhooks.h.
(supportable_widening_operation): Add two arguments. Support double
type conversions.
(supportable_narrowing_operation): Likewise.
* tree-vectorizer.h (supportable_widening_operation): Add two
arguments.
(supportable_narrowing_operation): Likewise.
* tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
supportable_widening_operation with correct arguments.
* tree-vect-transform.c (vectorizable_conversion): Likewise.
(vectorizable_type_demotion): Support double type conversions.
(vectorizable_type_promotion): Likewise.
* Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
2008-08-11 Michael Matz <matz@suse.de>
* i386/i386.c (override_options): Move initialisation from
flag_schedule_insns_after_reload to here from ...
(optimization_options): ... here.
2008-08-11 Jakub Jelinek <jakub@redhat.com>
PR rtl-optimization/36998
* dwarf2out.c (compute_barrier_args_size_1,
compute_barrier_args_size): Temporarily remove assertions.
2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
PR middle-end/20644
* tree-ssa.c (struct walk_data): Add new flag
warn_possibly_uninitialized.
(warn_uninitialized_var): Use it.
(warn_uninitialized_vars): New.
(execute_early_warn_uninitialized): Call it.
(execute_late_warn_uninitialized): Likewise.
2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
PR middle-end/36238
* reload1.c (gen_reload): Guard calls to get_secondary_mem
for memory subregs.
2008-08-09 Jan Hubicka <jh@suse.cz>
PR target/37055
* optabs.c (maybe_emit_unop_insn): Remove produced code if
expansion failed.
(expand_fix): Be prepared for expansion to fail.
(expand_sfix_optab): Remove instructions if expansion failed.
2008-08-09 Anatoly Sokolov <aesok@post.ru>
* config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
avr31 architecture.
* config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
* config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
* config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
mips/t-libgcc-mips16 to tmake_file.
* config/mips/mips-protos.h (mips_call_type): New enum.
(mips_pic_base_register, mips_got_load): Declare.
(mips_restore_gp): Take an rtx argument.
(mips_use_pic_fn_addr_reg_p): Declare.
(mips_expand_call): Replace the sibcall_p argument with
a mips_call_type argument. Add a lazy_p parameter.
(mips_split_call): Declare.
* config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
(MIPS16_PIC_TEMP): Likewise.
(reg_class): Delete M16_NA_REGS.
(REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
(SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
(mips_split_hi_p): Declare.
* config/mips/mips.c (mips_split_hi_p): New array.
(mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
(mips_got_symbol_type_p): New function.
(mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
(mips16_stub_function_p): New function.
(mips16_local_function_p): Likewise.
(mips_use_pic_fn_addr_reg_p): Likewise.
(mips_cannot_force_const_mem): Return false for HIGHs.
Extend CONST_INT and symbolic handling to MIPS16, using
mips_symbol_insns to check that the base symbol type is a
legitimate constant. Reject GOT-based constants if
TARGET_MIPS16_PCREL_LOADS.
(mips_const_insns): Check targetm.cannot_force_const_mem when
decomposing a symbolic base and a large offset.
(mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
When calling a function that needs $25 from MIPS16 code,
move the target address into $25 separately and add a USE
to the call insn.
(mips16_gp_pseudo_reg): Insert the initializer immediately
before the first real insn.
(mips_pic_base_register, mips_got_load): New functions.
(mips_split_symbol): Generalize the name of the LO_SUM_OUT
parameter to LOW_OUT. Say that it can be any valid SET_SRC
when splitting a load-address operation. Split SYMBOL_GOT_DISP
constants and highs of SYMBOL_GOT_PAGE_OFST constants.
(mips_call_tls_get_addr): Update the call to mips_expand_call,
also passing NULL_RTX rather than const0_rtx as the aux argument.
(mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
instead of TARGET_EXPLICIT_RELOCS.
(mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
(mips_load_call_address): Replace the sibcall_p argument with
a mips_call_type argument. Use mips_got_load.
(mips16_local_alias): New structure.
(mips16_local_aliases): New variable.
(mips16_local_aliases_hash): New function.
(mips16_local_aliases_eq): Likewise.
(mips16_local_alias): Likewise.
(mips16_stub_function): Likewise.
(mips16_build_function_stub): Create a local alias for the target
function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
.cpload directive and an R_MIPS_NONE relocation for the target
function, then load the alias rather than the function itself.
Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
(mips16_copy_fpr_return_value): Use mips16_stub_function and
mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
(mips16_build_call_stub): Replace the FN parameter with an
FN_PTR parameter. Force the address into a register if it
isn't a call_insn_operand; don't rely on the caller to do this.
If a call to a locally-defined and locally-binding MIPS16
function must be made indirectly, redirect the call to the
function's local alias. Use mips16_stub_function_p,
mips16_stub_function, mips_expand_call and use_reg.
Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
Use explicit %hi and %lo accesses where possible.
Use MIPS_CALL to generate the correct code form of a
jal instruction. Add clobbers of $18 instead of uses.
Update the call to mips_emit_call_insn.
(mips_expand_call): Replace the SIBCALL_P argument with a
mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
Take a LAZY_P parameter. Call mips16_build_call_stub first,
allowing it to modify the call address. Update the calls to
mips_load_call_address and mips_emit_call_insn.
(mips_split_call): New function.
(mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
!TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
(mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
(mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
if TARGET_MIPS16.
(mips_cprestore_slot): New function.
(mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
and use mips_cprestore_slot.
(mips_output_function_prologue): Handle TARGET_MIPS16 for
LOADGP_OLDABI.
(mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
then use a copygp_mips16 instruction to set up $28.
(mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
(mips16_lay_out_constants): Call split_all_insns_noflow.
(mips_reorg_process_insns): Explicitly set all_noreorder_p to
false if TARGET_MIPS16.
(mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
(mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
(mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
MIPS16 code. Allow MIPS16 o32 PIC.
(mips_override_options): Allow MIPS16 o32 PIC.
* config/mips/mips.md: Lower CONST_GP_P moves into register moves
after reload if TARGET_USE_GOT.
(UNSPEC_COPYGP): New constant.
(length): Use a default length of 8 for MIPS16 GOT loads.
(*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
(*got_page<mode>): Check mips_split_hi_p.
(*got_disp<mode>, *got_page<mode>): Use mips_got_load.
(unspec_got<mode>, unspec_call<mode>): New expanders.
(load_got<mode>, load_call<mode>): Remove the length attributes.
Use a got attribute instead of a type attribute.
(copygp_mips16): New insn.
(restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
(load_call<mode>): Use a "d" constraint instead of an "r" constraint.
(sibcall, sibcall_value, call, call_value): Update the calls
to mips_expand_call.
(call_internal, call_value_internal): Use mips_split_call.
(call_value_multiple_internal): Likewise.
(call_split): Move after call_internal (the insn it is split from).
(call_internal_direct, call_value_internal_direct): Turn into
define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
(call_direct_split, call_value_direct_split): New patterns.
* config/mips/constraints.md (c): Handle TARGET_MIPS16 first
and use M16_REGS instead of M16_NA_REGS.
* config/mips/predicates.md (const_call_insn_operand): Replace
the TARGET_ABSOLUTE_ABICALLS-based check with a more general
mips_use_pic_fn_addr_reg_p check.
(move_operand): Reject HIGHs if mips_split_hi_p.
* config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
(__mips16_floatunsisf): Inline __mips16_floatsisf.
(CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
* config/mips/libgcc-mips16.ver: New file.
* config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
$(srcdir)/config/mips/libgcc-mips16.ver.
2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
* config/mips/mips.c (mips_unspec_address_offset): Move earlier
in file.
(mips_unspec_address, mips_unspec_offset_high): Likewise.
(mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
(mips16_cfun_returns_in_fpr_p): Likewise.
2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
* config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
* config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
rather than 4 to PC.
2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
* config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
(FUNCTION_PROFILER): Save the static chain pointer into $2
beforehand and restore it aftewards.
(TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
address directly into $25 and call the function through $25;
do not clobber $3. Pad the DImode version to cover the space
left by the deleted $25 <- $3 move.
(TRAMPOLINE_SIZE): Adjust the size of the SImode version after
the removal of the $25 <- $3 move.
(INITIALIZE_TRAMPOLINE): Update offsets accordingly.
* config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
Daniel Jacobowitz <dan@codesourcery.com>
* config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
* config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
(ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
* config/mips/mips.c (mips_start_function_definition): New function.
(mips_end_function_definition): Likewise.
(mips_output_function_prologue): Use mips_start_function_definition.
(mips_output_function_epilogue): Use mips_end_function_definition.
(build_mips16_function_stub): Use mips_start_function_definition
and mips_end_function_definition.
(build_mips16_call_stub): Likewise.
2008-08-09 Richard Guenther <rguenther@suse.de>
* gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
* gimple.h (gimple_call_fn): Adjust comment.
(gimple_call_set_fndecl): New function.
(gimple_call_fndecl): Adjust for GIMPLE_CALL no
longer having bare FUNCTION_DECL operand.
(gimple_call_return_type): Likewise.
* tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
* value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
(gimple_mod_pow2): Likewise.
(gimple_mod_subtract): Likewise.
(gimple_ic): Likewise.
(gimple_stringop_fixed_value): Likewise.
(gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
longer having bare FUNCTION_DECL operand.
* ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
* omp-low.c (optimize_omp_library_calls): Likewise.
* cgraphunit.c (update_call_expr): Likewise.
* tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
(execute_convert_to_rsqrt): Likewise.
* cfgexpand.c (gimple_to_tree): Simplify.
(release_stmt_tree): Fix for GIMPLE_CALL no longer having
bare FUNCTION_DECL operand.
* tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
(convert_gimple_call): Use gimple_call_fndecl.
* c-common.c (c_warn_unused_result): Likewise.
2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
PR c/17880
* c-typeck.c (digest_init): Call verify_sequence_points from here.
(c_finish_return): Likewise.
(c_start_case): Likewise.
* c-common.c (warn_for_collisions_1): Use explicit location in warning.
* c-parser.c (c_parser_condition): New. Call
verify_sequence_points.
(c_parser_paren_condition): Call c_parser_condition.
(c_parser_for_statement): Call c_parser_condition.
2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
PR 36901
* diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
* diagnostic.c (pedantic_warning_kind, permissive_error_kind):
Moved from diagnostic.h
(diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
DK_PERMERROR.
(emit_diagnostic): New.
(warning0, pedwarn0): Delete.
(warning, warning_at, pedwarn, permerror): Return bool.
* diagnostic.h (pedantic_warning_kind, permissive_error_kind):
Moved to diagnostic.c.
(struct diagnostic_context): Use correct type for
classify_diagnostic.
(diagnostic_report_diagnostic): Update declaration.
(emit_diagnostic): Declare.
* errors.c (warning): Return bool.
* errors.h (warning): Update declaration.
* toplev.h (warning0, pedwarn0): Delete.
(warning, warning_at, pedwarn, permerror): Return bool.
* c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
* c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
inform. Update all calls.
(diagnose_mismatched_decls): Check return value of warning/pedwarn
before giving informative note.
(implicit_decl_warning): Likewise.
* c-typeck.c (build_function_call): Likewise.
* tree-sssa.c (warn_uninit): Likewise.
* builtins.c (gimplify_va_arg_expr): Likewise.
2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
PR 7651
* doc/invoke.texi (-Wextra): Move warning from here...
(-Wuninitialized): ... to here.
2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
PR 28875
* flags.h (set_Wunused): Delete
* toplev.c (process_options): Handle Wunused flags here.
* opts.c (maybe_warn_unused_parameter): Delete.
(common_handle_option): Replace set_Wunused by warn_unused.
(set_Wextra): Do not handle Wunused-parameter here.
(set_Wunused): Delete.
* c-opts.c (c_common_handle_option): Replace set_Wunused by
warn_unused.
* common.opt (Wunused): Add Var and Init.
(Wunused-function): Likewise.
(Wunused-label): Likewise.
(Wunused-parameter): Likewise.
(Wunused-value): Likewise.
(Wunused-variable): Likewise.
2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
* doc/invoke.texi: Add cpu_type power7.
* config.in (HAVE_AS_VSX): New.
* config.gcc: Add cpu_type power7.
* configure.ac (HAVE_AS_VSX): Check for assembler support of the
VSX instructions.
* configure: Regenerate.
* config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
power5.
* config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
(ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
(EXTRA_SPECS): Add asm_cpu_power7 spec string.
2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
* tree-vect-transform.c (vectorizable_conversion): Pass the integral
type to vectorize.builtin_conversion.
(vectorizable_conversion): Likewise.
* config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
integral type as input.
* config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
FIX_TRUNC_EXPR.
(rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
and ALTIVEC_BUILTIN_VCTSXS.
(rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
formatting.
2008-08-08 Richard Guenther <rguenther@suse.de>
* tree-ssa-ccp.c (likely_value): Calls are not all varying.
(surely_varying_stmt_p): Calls are varying only if they are
non-builtin and not indirect or have no result.
(ccp_fold): Re-instantiate code before the tuples merge.
2008-08-08 Richard Guenther <rguenther@suse.de>
PR tree-optimization/37056
* gimple.h (gimple_assign_rhs_class): New helper function.
* tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
unary operations properly.
2008-08-07 Jan Hubicka <jh@suse.cz>
* i386.h (ix86_size_cost): Declare.
(ix86_cur_cost): New function macro.
* i386.md (peepholes expanding size and splitters): Predicate by
optimize_insn_for_speed_p.
(peepholes reduce size and splitters): Predicate by
optimize_insn_for_size_p.
* i386.c (ix86_size_cost): Rename from ...
(size_cost): This one.
(override_options): Update.
(decide_alg): Likewise.
(ix86_expand_clear): Use RTL profile.
(ix86_pad_returns): Use RTL profile.
2008-08-07 Jan Hubicka <jh@suse.cz>
* recog.c (split_all_insns): Set RTL profile
(peephole2_optimize): Likewise.
* function.c (thread_prologue_and_epilogue_insns): Likewise.
* combine.c (combine_instructions): Likewise.
2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
* c-common.c (c_common_reswords): Also warn about keyword "bool".
2008-08-07 Bob Wilson <bob.wilson@acm.org>
* config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
value in a6 after the set_frame_ptr insn.
2008-08-07 Richard Henderson <rth@redhat.com>
PR debug/37033
* gcc.c (cpp_options): Pass along -g*.
2008-08-07 Joseph Myers <joseph@codesourcery.com>
* config/arm/arm.c (output_move_neon): Update comment describing
big-endian vector layout.
(arm_assemble_integer): Do not handle big-endian NEON vectors
specially.
* config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
neon_vget_lane<mode>_sext_internal,
neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
element indices for big-endian.
2008-08-07 Richard Henderson <rth@redhat.com>
* configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
* configure, config.in: Rebuild.
* debug.h (dwarf2out_do_cfi_asm): Declare.
* c-cppbuiltin.c (c_cpp_builtins): Use it.
* dwarf2out.c (dwarf2out_do_cfi_asm): New.
(dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
2008-08-07 Joseph Myers <joseph@codesourcery.com>
* config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
movv2si_internal): Combine into mov<mode>_internal.
(movv2si_internal_2): Remove.
2008-08-07 Jan Hubicka <jh@suse.cz>
PR target/37048
* i386.md (single stringop patterns): Enable unconditionally.
2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
PR target/36992
* config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
* config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
(bdesc_args): Add IX86_BUILTIN_MOVQ128.
* config/i386/sse.md (sse2_movq128): New.
* doc/extend.texi: Document __builtin_ia32_movq128.
2008-08-07 Richard Guenther <rguenther@suse.de>
PR middle-end/37042
* tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
pointers can access anything.
2008-08-06 Jan Hubicka <jh@suse.cz>
* optabs.c (emit_unop_insn): Break out to ...
(maybe_emit_unop_insn): ... this one.
(expand_sfix_optab): Use maybe variant.
* optabs.h (maybe_emit_unop_insn): Declare.
* i386.md (mov0 patterns): Enable by default.
(FP conversion expanders): Disable expansion of code expanding
sequences when instruction should be optimized for size.
(single strinop patterns): Enable when optimizing for size.
(string expanders): Disable expanding of code expanding sequences
when optimizning instruction for size.
* i386.c (ix86_expand_vector_move_misalign): Do code size optimization
per BB basis.
(ix86_fp_comparison_sahf_cost): Likewise.
(ix86_expand_branch): Likewise.
(ix86_expand_ashl_const): Likewise.
(ix86_split_ashl): Likewise.
(ix86_expand_strlen): Likewise.
(ix86_emit_fp_unordered_jump): Likewie.
2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
* c-common.c: Fix typo.
(c_common_reswords): Activate more C++ keyword warnings.
* matrix-reorg.c (compute_offset): Avoid C++ keywords.
2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
PR 26785
* diagnostic.c (permerror_at): New.
* toplev.h (permerror_at): Declare.
2008-08-06 Victor Kaplansky <victork@il.ibm.com>
Ira Rosen <irar@il.ibm.com>
* tree-vect-transform.c (vect_model_simple_cost): Return
immediately if stmt is pure SLP.
(vect_model_store_cost): Ditto.
(vect_model_load_cost): Ditto.
(vectorizable_store): Remove PURE_SLP check before call
to vect_model_store_cost.
(vect_model_store_cost): When checking whether stmt describe
strided access, add a check that it is not slp_node.
2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
PR 8715
* c-common.c (warn_for_sign_compare): New. Handle separately the
case that 'constant' is zero.
* c-typeck.c (build_binary_op): Move code to c-common.c
2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
* config/alpha/alpha.c (alpha_preferred_reload_class,
alpha_secondary_reload, alpha_emit_set_const_1, function_value,
alpha_output_mi_thunk_osf): Avoid C++ keywords.
* config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
* config/arm/arm.md: Likewise.
* config/avr/avr-protos.h (preferred_reload_class,
test_hard_reg_class, avr_simplify_comparison_p,
out_shift_with_cnt, class_max_nregs): Likewise.
* config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
preferred_reload_class, test_hard_reg_class): Likewise.
* config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
bfin_memory_move_cost, bfin_secondary_reload,
bfin_output_mi_thunk): Likewise.
* config/crx/crx.c (crx_secondary_reload_class,
crx_memory_move_cost): Likewise.
* config/frv/frv-protos.h (frv_secondary_reload_class,
frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
* config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
frv_secondary_reload_class, frv_class_likely_spilled_p,
frv_class_max_nregs): Likewise.
* config/h8300/h8300.c (h8300_classify_operand,
h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
Likewise.
* config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
* config/ia64/ia64.c (ia64_preferred_reload_class,
ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
* config/iq2000/iq2000.c (gen_int_relational): Likewise.
* config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
Likewise.
* config/m68hc11/m68hc11.c (preferred_reload_class,
m68hc11_memory_move_cost): Likewise.
* config/mcore/mcore.c (mcore_secondary_reload_class,
mcore_reload_class): Likewise.
* config/mips/mips.c (mips_hard_regno_mode_ok_p,
mips_class_max_nregs, mips_cannot_change_mode_class,
mips_preferred_reload_class, mips_secondary_reload_class,
mips_output_mi_thunk): Likewise.
* config/mmix/mmix.c (mmix_preferred_reload_class,
mmix_preferred_output_reload_class, mmix_secondary_reload_class):
Likewise.
* config/mn10300/mn10300.c (mn10300_secondary_reload_class):
Likewise.
* config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
* config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
* config/rs6000/rs6000.c (paired_expand_vector_init,
rs6000_secondary_reload_class, rs6000_output_mi_thunk,
compare_section_name, rs6000_memory_move_cost): Likewise.
* config/s390/s390.c (s390_emit_compare_and_swap,
s390_preferred_reload_class, s390_secondary_reload,
legitimize_pic_address, legitimize_tls_address,
legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
s390_class_max_nregs): Likewise.
* config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
* config/s390/s390.md: Likewise.
* config/score/score-protos.h (score_secondary_reload_class,
score_preferred_reload_class): Likewise.
* config/score/score.c (score_preferred_reload_class,
score_secondary_reload_class): Likewise.
* config/score/score3.c (score3_output_mi_thunk,
score3_preferred_reload_class, score3_secondary_reload_class,
score3_hard_regno_mode_ok): Likewise.
* config/score/score3.h (score3_preferred_reload_class,
score3_secondary_reload_class): Likewise.
* config/score/score7.c (score7_output_mi_thunk,
score7_preferred_reload_class, score7_secondary_reload_class,
score7_hard_regno_mode_ok): Likewise.
* config/score/score7.h (score7_preferred_reload_class,
score7_secondary_reload_class): Likewise.
* config/sh/sh.c (prepare_move_operands, output_far_jump,
output_branchy_insn, add_constant, gen_block_redirect,
sh_insn_length_adjustment, sh_cannot_change_mode_class,
sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
* config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
* config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
xstormy16_preferred_reload_class): Likewise.
* config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
xtensa_expand_atomic, override_options,
xtensa_preferred_reload_class, xtensa_secondary_reload_class):
Likewise.
* reorg.c (try_merge_delay_insns): Likewise.
* tree.c (merge_dllimport_decl_attributes): Likewise.
* config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
2008-08-06 Michael Matz <matz@suse.de>
* Makefile.in (write_entries_to_file): Quote words.
* gengtype.c: (read_input_line): Skip over leading white-space.
2008-08-06 Marc Gauthier <marc@tensilica.com>
* config.gcc: Match more processor names for Xtensa.
* configure.ac: Likewise.
* doc/install.texi (Specific): Likewise.
* configure: Regenerate.
2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
* builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
* calls.c (avoid_likely_spilled_reg): Likewise.
* cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
* cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
* config/i386/i386.c (ix86_expand_special_args_builtin,
ix86_secondary_reload): Likewise.
* except.c (struct eh_region, gen_eh_region_catch,
remove_unreachable_regions, duplicate_eh_regions,
assign_filter_values, build_post_landing_pads,
sjlj_find_directly_reachable_regions, remove_eh_handler,
reachable_next_level, foreach_reachable_handler,
can_throw_internal_1, can_throw_external_1,
collect_one_action_chain): Likewise.
* expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
* fold-const.c (twoval_comparison_p, eval_subst): Likewise.
* function.c (update_temp_slot_address, instantiate_new_reg,
instantiate_virtual_regs_in_rtx,
instantiate_virtual_regs_in_insn): Likewise.
* gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
* gimplify.c (gimplify_call_expr, gimplify_init_constructor,
gimplify_cleanup_point_expr): Likewise.
* ipa-cp.c (ipcp_lattice_changed): Likewise.
* passes.c (next_pass_1): Likewise.
* print-tree.c (print_node_brief, print_node): Likewise.
* profile.c (branch_prob): Likewise.
* tree-dump.c (dump_register): Likewise.
* tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
Likewise.
* tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
copy_edges_for_bb, copy_cfg_body, copy_tree_r,
copy_arguments_for_versioning, copy_static_chain): Likewise.
* tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
add_new_name_mapping, register_new_name_mapping): Likewise.
* tree-mudflap.c (mf_xform_derefs): Likewise.
* tree-predcom.c (struct chain, dump_chain, replace_ref_with,
get_init_expr, combine_chains): Likewise.
* tree-pretty-print.c (dump_generic_node): Likewise.
* tree-ssa-structalias.c (create_variable_info_for): Likewise.
* tree-vrp.c (simplify_cond_using_ranges): Likewise.
* tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
* value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
PR middle-end/37010
* calls.c (expand_call): Use the biggest preferred stack
boundary.
2008-08-06 Michael Matz <matz@suse.de>
PR target/36613
* reload.c (push_reload): Merge in,out,in_reg,out_reg members
for reused reload, instead of overwriting them.
2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
PR middle-end/37009
* cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
for incoming stack boundary.
* function.c (assign_parm_find_entry_rtl): Update
parm_stack_boundary.
* function.h (rtl_data): Add parm_stack_boundary.
* config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
parm_stack_boundary for incoming stack boundary.
2008-08-06 Joseph Myers <joseph@codesourcery.com>
* jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
for unrepresentable subregs or treat them as equal to other regs
or subregs with the same register number.
2008-08-06 Aldy Hernandez <aldyh@redhat.com>
PR middle-end/35432
* gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
if want_value.
2008-08-06 Jan Hubicka <jh@suse.cz>
* predict.c (maybe_hot_frequency_p): When profile is absent, all
frequencies might be hot.
2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
* reload.c (find_reloads): Force constants into literal pool
also if they are wrapped in a SUBREG.
2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
PR target/35659
* haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
* sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
Don't allow predicated instructions for data speculation.
* sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
declaration.
2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
* haifa-sched.c (extend_global): Split to extend_global_data and
extend_region_data. Update all uses.
(extend_all): Rename to extend_block_data.
2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
* sched-rgn.c (new_ready): Check if instruction can be
speculatively scheduled before attempting speculation.
(debug_rgn_dependencies): Remove wrongful assert.
2008-08-05 Bob Wilson <bob.wilson@acm.org>
* config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
2008-08-05 Bob Wilson <bob.wilson@acm.org>
* config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
(xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
va_size, and type_size.
2008-08-04 Jason Merrill <jason@redhat.com>
PR c++/37016
* tree-ssa.c (useless_type_conversion_p_1): Call langhook
if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
2008-08-05 Richard Henderson <rth@redhat.com>
* configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
* configure: Rebuild.
2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
PR tree-opt/37024
* tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
is a conversion.
2008-08-05 Richard Henderson <rth@redhat.com>
* Makefile.in (c-cppbuiltin.o): Depend on debug.h.
* c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
* doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
* common.opt (fdwarf2-cfi-asm): New.
* configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
* config.in, configure: Rebuild.
* dwarf2asm.c (dw2_asm_output_data_raw): New.
(dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
New.
(dw2_force_const_mem): Externalize.
* dwarf2asm.h: Update.
* dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
generate a real label.
(output_cfi_directive): New.
(add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
(output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
(dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
and .cfi_lsda.
(dwarf2out_end_epilogue): Emit .cfi_endproc.
(output_loc_operands_raw, output_loc_sequence_raw): New.
(output_cfa_loc_raw): New.
2008-08-05 Paul Brook <paul@codesourcery.com>
* doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
* config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
(fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
(arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
* config/arm/arm.h (TARGET_VFPD32): Define.
(TARGET_VFP3): Use TARGET_VFPD32.
(fputype): Add FPUTYPE_VFP3D16.
(LAST_VFP_REGNUM): Use TARGET_VFPD32.
* config/arm/constraints.md ("w"): Use TARGET_VFPD32.
* config/arm/arm-cores.def: Add cortex-r4f.
* config/arm/arm-tune.md: Regenerate.
2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
* config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
Reword some comments throughout the file.
(MFC_MIN_DMA_LIST_ELEMENTS): New define.
(MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
(MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
MFC_MIN_DMA_LIST_ELEMENTS.
(MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
MFC_MAX_DMA_LIST_ELEMENTS.
(MFC_START_ENABLE): Remove PPU-only define.
(MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
(MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
(MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
(MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
(MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
(MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
(MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
(MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
(MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
(MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
(MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
(mfc_sdcrt, mfc_sdcrtst): Likewise.
(mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
(spu_read_machine_status): Fix typo.
2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
* config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
SUBREG of multi-word hard register.
* config/spu/spu.c (valid_subreg): Likewise.
(adjust_operand): Handle SUBREGs of multi-word hard registers.
2008-08-04 Richard Guenther <rguenther@suse.de>
* tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
the candidate with the stripped base if that base is different
from the original base even for offset zero.
2008-08-04 Richard Guenther <rguenther@suse.de>
PR middle-end/36691
* tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
check for no_overflow.
2008-08-04 Richard Guenther <rguenther@suse.de>
* tree-vect-transform.c (vectorizable_call): Fix tuplification.
2008-08-04 Paul Brook <paul@codesourcery.com>
* cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
(arm_order_regs_for_local_alloc): New function.
* config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
prototype.
* config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
PR target/37012
* config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
(ix86_expand_epilogue): Likewise.
2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
in comments.
2008-08-03 Uros Bizjak <ubizjak@gmail.com>
* config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
(*movv2sf_internal_rex64): Ditto.
2008-08-03 Jan Hubicka <jh@suse.cz>
* optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
* expmed.c (expand_smod_pow2): Likewise.
2008-08-03 Uros Bizjak <ubizjak@gmail.com>
PR target/36992
* config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
alternative 0 of operand 1.
(*vec_concatv2di_rex64_sse): Ditto.
(*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
of operand 1.
(*sse2_storeq_rex64): Penalize allocation of "r" registers.
* config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
(*movv2sf_internal_rex64): Ditto.
2008-08-02 Richard Guenther <rguenther@suse.de>
PR target/35252
* config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
(ssedoublesizemode): New mode attribute.
(sse_shufps): Call gen_sse_shufps_v4sf.
(sse_shufps_1): Macroize.
(sse2_shufpd): Call gen_Sse_shufpd_v2df.
(sse2_shufpd_1): Macroize.
(vec_extract_odd, vec_extract_even): New expanders.
(vec_interleave_highv4sf, vec_interleave_lowv4sf,
vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
* i386.c (ix86_expand_vector_init_one_nonzero): Call
gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
(ix86_expand_vector_set): Likewise.
(ix86_expand_reduc_v4sf): Likewise.
2008-08-01 Doug Kwan <dougkwan@google.com>
* matrix-reorg.c: Re-enable all code.
(struct malloc_call_data): Change CALL_STMT to gimple type.
(collect_data_for_malloc_call): Tuplify.
(struct access_site_info): Change STMT to gimple type.
(struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
(struct free_info): Change STMT to gimple type.
(struct matrix_access_phi_node): Change PHI to gimple type.
(get_inner_of_cast_expr): Remove.
(may_flatten_matrices_1): Tuplify.
(may_flatten_matrices): Ditto.
(mark_min_matrix_escape_level): Ditto.
(ssa_accessed_in_tree): Refactor statement RHS related code into ...
(ssa_accessed_in_call_rhs): New
(ssa_accessed_in_assign_rhs): New
(record_access_alloc_site_info): Tuplify.
(add_allocation_site): Ditto.
(analyze_matrix_allocation_site): Ditto.
(analyze_transpose): Ditto.
(get_index_from_offset): Ditto.
(update_type_size): Ditto.
(analyze_accesses_for_call_expr): Tuplify and renamed into ...
(analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
(analyze_accesses_for_phi_node): Tuplify.
(analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
(analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
(analyze_matrix_accesses): Tuplify.
(check_var_data): New call-back type for check_var_notmodified_p.
(check_var_notmodified_p): Tuplify and use call-back struct to
return statement found.
(can_calculate_expr_before_stmt): Factor out statement related code
into ...
(can_calculate_stmt_before_stmt): New.
(check_allocation_function): Tuplify.
(find_sites_in_func): Ditto.
(record_all_accesses_in_func): Ditto.
(transform_access_sites): Ditto.
(transform_allocation_sites): Ditto.
(matrix_reorg): Re-enable.
(gate_matrix_reorg): Re-enable.
2008-08-01 Jakub Jelinek <jakub@redhat.com>
* dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
for labels for which it hasn't been set yet. If it has been set,
stop walking insns and continue with next worklist item.
(dwarf2out_stack_adjust): Don't call compute_barrier_args_size
if the only BARRIER is at the very end of a function.
2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
* cfgexpand.c (expand_stack_alignment): Assert that
stack_realign_drap and drap_rtx must match.
* function.c (instantiate_new_reg): If DRAP is used to realign
stack, replace virtual_incoming_args_rtx with internal arg
pointer.
2008-08-01 Richard Guenther <rguenther@suse.de>
* tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
loop information only if we initialized it.
(execute_pre): Call fini_pre with in_fre.
* tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
if we do not unroll because we hit max-completely-peeled-insns.
Use our estimation for consistency, do allow shrinking.
2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
with MIN_STACK_BOUNDARY.
(ix86_update_stack_boundary): Likewise.
(ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
STACK_BOUNDARY.
* config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
(MIN_STACK_BOUNDARY): This.
2008-08-01 Richard Guenther <rguenther@suse.de>
PR middle-end/36997
* gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
2008-08-01 Richard Guenther <rguenther@suse.de>
PR tree-optimization/36988
* tree-ssa-ccp.c (ccp_fold): Conversions of constants only
do not matter if that doesn't change volatile qualification.
2008-08-01 Paolo Bonzini <bonzini@gnu.org>
* configure.ac: Do not generate libada-mk. Do not subst
host_cc_for_libada.
* libada-mk.in: Remove.
* Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
* configure: Regenerate.
2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
* tree-pass.h: Added comment about not dumping passes with name
starting with star in struct opt_pass.
* passes.c (register_dump_files_1): Don't do dump for a pass with
name starting with star.
* doc/passes.texi (Pass manager): Mention pass names and special
meaning of star prefix to avoid dump.
2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
* config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
to MIPS64r2.
* config/mips/mips.h (GENERATE_MIPS16E): Update comment.
(ISA_MIPS64R2): New macro.
(TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
(ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
(MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
(TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
Move up to keep list alphabetically sorted.
(TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
* config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
processor.
* doc/invoke.texi (MIPS Options): Add -mips64r2.
(-march=@var{arch}): Add mips64r2.
2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
2008-07-31 Steve Ellcey <sje@cup.hp.com>
* expr.c (expand_assignment): Check for complete type.
2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
PR debug/36977
* cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
* dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
for stack alignment.
* function.h (rtl_data): Add stack_realign_tried. Update comments.
2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
* config/sh/sh.c (sh_canonical_va_list_type): Remove.
(TARGET_CANONICAL_VA_LIST_TYPE): Remove.
2008-07-31 Jakub Jelinek <jakub@redhat.com>
PR rtl-optimization/36419
* dwarf2out.c (barrier_args_size): New variable.
(compute_barrier_args_size, compute_barrier_args_size_1): New
functions.
(dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
if not called yet in the current function, use barrier_args_size
array to find the new args_size value.
(dwarf2out_frame_debug): Free and clear barrier_args_size.
2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
PR debug/36980
* dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
rule 19.
2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
PR debug/36976
* dwarf2out.c (dwarf2out_args_size_adjust): New.
(dwarf2out_stack_adjust): Use it.
(dwarf2out_frame_debug_expr): Likewise.
2008-07-31 Richard Guenther <rguenther@suse.de>
PR tree-optimization/36978
* tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
the generated condition.
2008-07-31 Richard Guenther <rguenther@suse.de>
* passes.c (init_optimization_passes): Always call
pass_early_warn_uninitialized.
* opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
* doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
* doc/passes.texi (Warn for uninitialized variables): Adjust.
2008-07-31 Jakub Jelinek <jakub@redhat.com>
PR c/36970
* builtins.c (maybe_emit_free_warning): New function.
(expand_builtin): Process BUILT_IN_FREE even at -O0. Call
maybe_emit_free_warning for BUILT_IN_FREE.
PR debug/36278
* dwarf2out.c (get_context_die): New function.
(force_decl_die, force_type_die): Use it.
(dwarf2out_imported_module_or_decl): Likewise. If base_type_die
returns NULL, force generation of DW_TAG_typedef and put that into
DW_AT_import.
PR preprocessor/36649
* c-pch.c (c_common_read_pch): Save and restore
line_table->trace_includes across PCH restore.
2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
PR ada/36554
* dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
2008-07-30 Rafael Ãvila de EspÃndola <espindola@google.com>
PR 36974
* final.c (call_from_call_insn): Handle COND_EXEC.
2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
* builtins.c (std_gimplify_va_arg_expr): Replace
PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
* config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
2008-07-30 Joey Ye <joey.ye@intel.com>
H.J. Lu <hongjiu.lu@intel.com>
* builtins.c (expand_builtin_setjmp_receiver): Replace
virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
(expand_builtin_apply_args_1): Likewise.
(expand_builtin_longjmp): Need DRAP for stack alignment.
(expand_builtin_apply): Likewise.
* caller-save.c (setup_save_areas): Call assign_stack_local_1
instead of assign_stack_local to allow alignment reduction.
* calls.c (emit_call_1): Need DRAP for stack alignment if
return pops.
(expand_call): Replace virtual_incoming_args_rtx with
crtl->args.internal_arg_pointer.
* stmt.c (expand_nl_goto_receiver): Likewise.
* cfgexpand.c (get_decl_align_unit): Estimate stack variable
alignment and store to stack_alignment_estimated and
max_used_stack_slot_alignment.
(expand_one_var): Likewise.
(expand_stack_alignment): New function.
(tree_expand_cfg): Initialize max_used_stack_slot_alignment
and stack_alignment_estimated fields in rtl_data. Call
expand_stack_alignment at end.
* defaults.h (INCOMING_STACK_BOUNDARY): New.
(MAX_STACK_ALIGNMENT): Likewise.
(MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
(SUPPORTS_STACK_ALIGNMENT): Likewise.
* emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
stack alignment when generating virtual registers.
* function.c (assign_stack_local): Renamed to ...
(assign_stack_local_1): This. Add a parameter to indicate
if it is OK to reduce alignment.
(assign_stack_local): Use it.
(instantiate_new_reg): Instantiate virtual incoming args rtx
to vDRAP if stack realignment and DRAP is needed.
(assign_parms): Collect parameter/return type alignment and
contribute to stack_alignment_estimated.
(locate_and_pad_parm): Likewise.
(get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
with crtl->args.internal_arg_pointer.
* function.h (rtl_data): Add new field drap_reg,
max_used_stack_slot_alignment, stack_alignment_estimated,
stack_realign_needed, need_drap, stack_realign_processed and
stack_realign_finalized.
(stack_realign_fp): New macro.
(stack_realign_drap): Likewise.
* global.c (compute_regsets): Frame pointer is needed when
stack is realigned. Can eliminate frame pointer when stack is
realigned and dynamic realigned argument pointer isn't used.
* reload1.c (update_eliminables): Frame pointer is needed
when stack is realigned.
(init_elim_table): Can eliminate frame pointer when stack is
realigned and dynamic realigned argument pointer isn't used.
* rtl.h (assign_stack_local_1): Declare new funtion.
* target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
(TARGET_GET_DRAP_RTX): Likewise.
(TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
TARGET_GET_DRAP_RTX.
* target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
* tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
H.J. Lu <hongjiu.lu@intel.com>
* dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
vdrap_reg, stack_realign and drap_reg_saved.
(add_cfi): Don't allow redefining CFA when DRAP is used.
(reg_save): Handle stack alignment.
(dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
alignment. Don't generate DWARF information for (set fp sp)
when DRAP is used.
(dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
to INVALID_REGNUM.
(int_loc_descriptor): Move prototype forward. Also define if
DWARF2_UNWIND_INFO is true.
(output_cfa_loc): Handle DW_CFA_expression.
(build_cfa_aligned_loc): New.
(based_loc_descr): Update assert for stack realign. For local
variables, use sp+offset when stack is aligned without drap and
fp+offset when stack is aligned with drap. For arguments, use
cfa+offset when drap is used to align stack.
2008-07-30 Joey Ye <joey.ye@intel.com>
H.J. Lu <hongjiu.lu@intel.com>
* config/i386/i386.c (ix86_force_align_arg_pointer_string):
Break long line.
(ix86_gen_andsp): New.
(ix86_user_incoming_stack_boundary): Likewise.
(ix86_default_incoming_stack_boundary): Likewise.
(ix86_incoming_stack_boundary): Likewise.
(ix86_can_eliminate): Likewise.
(find_drap_reg): Likewise.
(ix86_update_stack_boundary): Likewise.
(ix86_get_drap_rtx): Likewise.
(ix86_finalize_stack_realign_flags): Likewise.
(TARGET_UPDATE_STACK_BOUNDARY): Likewise.
(TARGET_GET_DRAP_RTX): Likewise.
(override_options): Overide option value for new options.
(ix86_function_ok_for_sibcall): Remove check for
force_align_arg_pointer.
(ix86_handle_cconv_attribute): Likewise.
(ix86_function_regparm): Likewise.
(setup_incoming_varargs_64): Don't set stack_alignment_needed here.
(ix86_va_start): Replace virtual_incoming_args_rtx with
crtl->args.internal_arg_pointer.
(ix86_select_alt_pic_regnum): Check DRAP register.
(ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
(ix86_compute_frame_layout): Compute frame layout wrt stack
realignment.
(ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
(ix86_expand_prologue): Decide if stack realignment is needed
and generate prologue code accordingly.
(ix86_expand_epilogue): Generate epilogue code wrt stack
realignment is really needed or not.
* config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
(ABI_STACK_BOUNDARY): Likewise.
(PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
(STACK_REALIGN_DEFAULT): Likewise.
(INCOMING_STACK_BOUNDARY): Likewise.
(MAX_STACK_ALIGNMENT): Likewise.
(ix86_incoming_stack_boundary): Likewise.
(FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
(REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
(CAN_ELIMINATE): Defined with ix86_can_eliminate.
(machine_function): Remove force_align_arg_pointer.
* config/i386/i386.md (BX_REG): New.
(R13_REG): Likewise.
* config/i386/i386.opt (mforce_drap): New.
(mincoming-stack-boundary): Likewise.
(mstackrealign): Add Init(-1).
* config/i386/i386-protos.h (ix86_can_eliminate): New
2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
* doc/extend.texi: Update force_align_arg_pointer.
* doc/invoke.texi: Document -mincoming-stack-boundary. Update
-mstackrealign.
* doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
(INCOMING_STACK_BOUNDARY): Likewise.
(TARGET_UPDATE_STACK_BOUNDARY): New target hook.
(TARGET_GET_DRAP_RTX): Likewise.
2008-07-30 Andreas Schwab <schwab@suse.de>
PR rtl-optimization/36929
* dse.c (replace_inc_dec): Use emit_insn_before instead of
add_insn_before and fix argument order.
(replace_inc_dec_mem): Handle NULL rtx.
2008-07-30 Andrew Jenner <andrew@codesourcery.com>
* config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
function.
(arm_compute_initial_elimination_offset): Use it.
(arm_compute_save_reg_mask): Include static chain save slot when
calculating alignment.
(arm_get_frame_offsets): Ditto.
(thumb1_compute_save_reg_mask): Ensure we have a low register saved
that we can use to decrement the stack when the stack decrement
could be too big for an immediate value in a single insn.
(thumb1_expand_prologue): Avoid using r12 for stack decrement.
2008-07-30 Richard Guenther <rguenther@suse.de>
PR tree-optimization/36967
* tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
Release defs of statements we remove.
2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
* config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
instead of NULL_RTVEC.
2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
PR target/35866
* config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
vector modes.
2008-07-30 Rafael Ãvila de EspÃndola <espindola@google.com>
* final.c (call_from_call_insn): New.
(final_scan_insn): Call assemble_external on FUNCTION_DECLs.
2008-07-30 Paolo Bonzini <bonzini@gnu.org>
* configure.ac: Substitute ADA_CFLAGS.
* configure: Regenerate.
* config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
* Makefile.in: Remove mention of X_* variables.
* config/pa/x-ada-hpux10: Remove.
* config/pa/x-ada: Remove.
* doc/fragments.texi: Update.
2008-07-30 Olivier Hainque <hainque@adacore.com>
* config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
* config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
__dso_handle explicitly here.
2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
PR 34389
* c-typeck.c (build_binary_op): Encapsulate code into...
* c-common.c (shorten_binary_op): ...this new function.
(conversion_warning): Use the new function. Handle non-negative
constant in bitwise-and.
* c-common.h (shorten_binary_op): Declare.
2008-07-30 Olivier Hainque <hainque@adacore.com>
* scan.c (make_sstring_space): Add explicit conversions of
allocator's return value.
* fix-header.c (recognized_function): Likewise.
2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
* doc/cpp.texi: Update to GFDL 1.2.
* doc/gcc.texi: Do not list GPL as Invariant Section.
* doc/gccint.texi: Likewise. Update copyright years.
* doc/install.texi: Update copyright years.
2008-07-30 Alan Modra <amodra@bigpond.net.au>
PR target/36955
* config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
2008-07-29 Jan Hubicka <jh@suse.cz>
* c-decl.c (merge_decls): Do not handle DECL_INLINE.
(grokdeclarator): Likewise.
* langhooks.c (lhd_warn_unused_global_decl): Use
DECL_DECLARED_INLINE_P.
* print-tree.c (print_node): Remove DECL_INLINE check.
2008-07-29 Richard Guenther <rguenther@suse.de>
PR tree-optimization/36945
* tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
* tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
Record invariant addresses un-decomposed.
(copy_reference_ops_from_call): Record reference call
arguments properly. Simplify.
* tree-ssa-pre.c (create_component_ref_by_pieces_1): New
helper split out from ...
(create_component_ref_by_pieces): ... here. Simplify.
Prepare for recursive invocation for call arguments.
(create_expression_by_pieces): Adjust call to
create_component_ref_by_pieces.
(compute_avail): Process operand 2 of reference ops.
2008-07-29 Richard Guenther <rguenther@suse.de>
* gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
2008-07-29 Jakub Jelinek <jakub@redhat.com>
* c-format.c (check_format_types): Revert unwanted checkin.
2008-07-29 Jan Hubicka <jh@suse.cz>
* flags.h (flag_really_no_inline): Remove.
* cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
* toplev.c (flag_really_no_inline): Remove.
* c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
* ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
(cgraph_decide_inlining_incrementally): Likewise.
(compute_inline_parameters): Likewise.
* opts.c (decode_options): Simplify.
* c-opts.c (c_common_post_options): Do not set flag_no_inline.
* common.opt (finline): Initialize to 1.
* tree-inline.c (inlinable_function_p): Check flag_no_inline.
2008-07-29 Jan Hubicka <jh@suse.cz>
* predict.c (always_optimize_for_size_p): New function.
(optimize_bb_for_size_p, optimize_bb_for_speed_p,
optimize_edge_for_size_p, optimize_edge_for_speed_p,
optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
functions.
(rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
* function.c (prepare_function_start): Set default profile.
* function.h (rtl_data): Add maybe_hot_insn_p.
* cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
(construct_exit_block): Likewise.
(tree_expand_cfg): Likewise.
* basic-block.h
(optimize_bb_for_size_p, optimize_bb_for_speed_p,
optimize_edge_for_size_p, optimize_edge_for_speed_p,
optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
(rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
Declare.
2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
PR 34985
* c-decl.c (merge_decls): Merge USED flags.
2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
* config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
next_stack, lab_false and lab_over trees.
2008-07-28 Richard Guenther <rguenther@suse.de>
PR tree-optimization/36957
* tree-flow.h (tree_ssa_useless_type_conversion): Remove.
(useless_type_conversion_p): Remove.
(types_compatible_p): Remove.
* gimple.h (tree_ssa_useless_type_conversion): Declare.
(useless_type_conversion_p): Declare.
(types_compatible_p): Declare.
(gimple_expr_type): Return the base type only if it is
trivially convertible to the subtype.
2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
* configure.ac: Use the m4_do macro to concatenate the warnings into
one string in ACX_PROG_CC_WARNING_OPTS,
ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
ACX_PROG_CC_WARNINGS_ARE_ERRORS.
* configure: Regenerate.
2008-07-28 Richard Guenther <rguenther@suse.de>
* tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
(insert_fake_stores): Remove.
(realify_fake_stores): Likewise.
(execute_pre): Remove dead code.
* tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
(find_func_aliases): Deal with it here instead.
Re-enable gcc_unreachable call.
2008-07-28 Richard Guenther <rguenther@suse.de>
Merge from gimple-tuples-branch.
* ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
* gimple.def: New file.
* gsstruct.def: Likewise.
* gimple-iterator.c: Likewise.
* gimple-pretty-print.c: Likewise.
* tree-gimple.c: Removed. Merged into ...
* gimple.c: ... here. New file.
* tree-gimple.h: Removed. Merged into ...
* gimple.h: ... here. New file.
* Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
* configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
--enable-checking=gimple flag.
* config.in: Likewise.
* configure: Regenerated.
* tree-ssa-operands.h: Tuplified.
* tree-vrp.c: Likewise.
* tree-loop-linear.c: Likewise.
* tree-into-ssa.c: Likewise.
* tree-ssa-loop-im.c: Likewise.
* tree-dump.c: Likewise.
* tree-complex.c: Likewise.
* cgraphbuild.c: Likewise.
* tree-ssa-threadupdate.c: Likewise.
* tree-ssa-loop-niter.c: Likewise.
* tree-pretty-print.c: Likewise.
* tracer.c: Likewise.
* gengtype.c: Likewise.
* tree-loop-distribution.c: Likewise.
* tree-ssa-loop-unswitch.c: Likewise.
* cgraph.c: Likewise.
* cgraph.h: Likewise.
* tree-ssa-loop-manip.c: Likewise.
* value-prof.c: Likewise.
* tree-ssa-loop-ch.c: Likewise.
* tree-tailcall.c: Likewise.
* value-prof.h: Likewise.
* tree.c: Likewise.
* tree.h: Likewise.
* tree-pass.h: Likewise.
* ipa-cp.c: Likewise.
* tree-scalar-evolution.c: Likewise.
* tree-scalar-evolution.h: Likewise.
* target.h: Likewise.
* lambda-mat.c: Likewise.
* tree-phinodes.c: Likewise.
* diagnostic.h: Likewise.
* builtins.c: Likewise.
* tree-ssa-alias-warnings.c: Likewise.
* cfghooks.c: Likewise.
* fold-const.c: Likewise.
* cfghooks.h: Likewise.
* omp-low.c: Likewise.
* tree-ssa-dse.c: Likewise.
* ipa-reference.c: Likewise.
* tree-ssa-uncprop.c: Likewise.
* toplev.c: Likewise.
* tree-gimple.c: Likewise.
* tree-gimple.h: Likewise.
* tree-chrec.c: Likewise.
* tree-chrec.h: Likewise.
* tree-ssa-sccvn.c: Likewise.
* tree-ssa-sccvn.h: Likewise.
* cgraphunit.c: Likewise.
* tree-ssa-copyrename.c: Likewise.
* tree-ssa-ccp.c: Likewise.
* tree-ssa-loop-ivopts.c: Likewise.
* tree-nomudflap.c: Likewise.
* tree-call-cdce.c: Likewise.
* ipa-pure-const.c: Likewise.
* c-format.c: Likewise.
* tree-stdarg.c: Likewise.
* tree-ssa-math-opts.c: Likewise.
* tree-ssa-dom.c: Likewise.
* tree-nrv.c: Likewise.
* tree-ssa-propagate.c: Likewise.
* ipa-utils.c: Likewise.
* tree-ssa-propagate.h: Likewise.
* tree-ssa-alias.c: Likewise.
* gimple-low.c: Likewise.
* tree-ssa-sink.c: Likewise.
* ipa-inline.c: Likewise.
* c-semantics.c: Likewise.
* dwarf2out.c: Likewise.
* expr.c: Likewise.
* tree-ssa-loop-ivcanon.c: Likewise.
* predict.c: Likewise.
* tree-ssa-loop.c: Likewise.
* tree-parloops.c: Likewise.
* tree-ssa-address.c: Likewise.
* tree-ssa-ifcombine.c: Likewise.
* matrix-reorg.c: Likewise.
* c-decl.c: Likewise.
* tree-eh.c: Likewise.
* c-pretty-print.c: Likewise.
* lambda-trans.c: Likewise.
* function.c: Likewise.
* langhooks.c: Likewise.
* ebitmap.h: Likewise.
* tree-vectorizer.c: Likewise.
* function.h: Likewise.
* langhooks.h: Likewise.
* tree-vectorizer.h: Likewise.
* ipa-type-escape.c: Likewise.
* ipa-type-escape.h: Likewise.
* domwalk.c: Likewise.
* tree-if-conv.c: Likewise.
* profile.c: Likewise.
* domwalk.h: Likewise.
* tree-data-ref.c: Likewise.
* tree-data-ref.h: Likewise.
* tree-flow-inline.h: Likewise.
* tree-affine.c: Likewise.
* tree-vect-analyze.c: Likewise.
* c-typeck.c: Likewise.
* gimplify.c: Likewise.
* coretypes.h: Likewise.
* tree-ssa-phiopt.c: Likewise.
* calls.c: Likewise.
* tree-ssa-coalesce.c: Likewise.
* tree.def: Likewise.
* tree-dfa.c: Likewise.
* except.c: Likewise.
* except.h: Likewise.
* cfgexpand.c: Likewise.
* tree-cfgcleanup.c: Likewise.
* tree-ssa-pre.c: Likewise.
* tree-ssa-live.c: Likewise.
* tree-sra.c: Likewise.
* tree-ssa-live.h: Likewise.
* tree-predcom.c: Likewise.
* lambda.h: Likewise.
* tree-mudflap.c: Likewise.
* ipa-prop.c: Likewise.
* print-tree.c: Likewise.
* tree-ssa-copy.c: Likewise.
* ipa-prop.h: Likewise.
* tree-ssa-forwprop.c: Likewise.
* ggc-page.c: Likewise.
* c-omp.c: Likewise.
* tree-ssa-dce.c: Likewise.
* tree-vect-patterns.c: Likewise.
* tree-ssa-ter.c: Likewise.
* tree-nested.c: Likewise.
* tree-ssa.c: Likewise.
* lambda-code.c: Likewise.
* tree-ssa-loop-prefetch.c: Likewise.
* tree-inline.c: Likewise.
* tree-inline.h: Likewise.
* tree-iterator.c: Likewise.
* tree-optimize.c: Likewise.
* tree-ssa-phiprop.c: Likewise.
* tree-vect-transform.c: Likewise.
* tree-object-size.c: Likewise.
* tree-outof-ssa.c: Likewise.
* cfgloop.c: Likewise.
* system.h: Likewise.
* tree-profile.c: Likewise.
* cfgloop.h: Likewise.
* c-gimplify.c: Likewise.
* c-common.c: Likewise.
* tree-vect-generic.c: Likewise.
* tree-flow.h: Likewise.
* c-common.h: Likewise.
* basic-block.h: Likewise.
* tree-ssa-structalias.c: Likewise.
* tree-switch-conversion.c: Likewise.
* tree-ssa-structalias.h: Likewise.
* tree-cfg.c: Likewise.
* passes.c: Likewise.
* ipa-struct-reorg.c: Likewise.
* ipa-struct-reorg.h: Likewise.
* tree-ssa-reassoc.c: Likewise.
* cfgrtl.c: Likewise.
* varpool.c: Likewise.
* stmt.c: Likewise.
* tree-ssanames.c: Likewise.
* tree-ssa-threadedge.c: Likewise.
* langhooks-def.h: Likewise.
* tree-ssa-operands.c: Likewise.
* config/alpha/alpha.c: Likewise.
* config/frv/frv.c: Likewise.
* config/s390/s390.c: Likewise.
* config/m32c/m32c.c: Likewise.
* config/m32c/m32c-protos.h: Likewise.
* config/spu/spu.c: Likewise.
* config/sparc/sparc.c: Likewise.
* config/i386/i386.c: Likewise.
* config/sh/sh.c: Likewise.
* config/xtensa/xtensa.c: Likewise.
* config/stormy16/stormy16.c: Likewise.
* config/ia64/ia64.c: Likewise.
* config/rs6000/rs6000.c: Likewise.
* config/pa/pa.c: Likewise.
* config/mips/mips.c: Likewise.
2008-07-28 Simon Baldwin <simonb@google.com>
* c-pragma.c (handle_pragma_message): New function.
(init_pragma): Register handle_pragma_message.
* doc/extend.texi (Diagnostic Pragmas): Added #pragma message
documentation.
2008-07-27 Victor Kaplansky <victork@il.ibm.com>
PR tree-optimization/35252
* tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
REALPART_EXPR to be considered as same load operation.
2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
PR tree-optimization/36830
* tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
(expressions_equal_p): Return false if only one operand is null.
2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
* doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
version requirements.
2008-07-26 Olivier Hainque <hainque@adacore.com>
* collect2.c (symkind): New enum. Symbol kinds we care about.
(is_ctor_dtor): Return symkind instead of int. Adjust prototype,
code and head comment accordingly.
(scan_prog_file): Use symkind names instead of bare integers.
2008-07-25 Jan Hubicka <jh@suse.cz>
* cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
DECL_INLINE.
* cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
(cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
* dojump.c (clear_pending_stack_adjust): Likewise.
* print-tree.c (print_node): Ignore DECL_INLINE.
* tree-inline.c (inlinable_function_p): Likewise.
2008-07-25 Michael Meissner <gnu@the-meissners.org>
* doc/extend.texi (hot attribute): Document that the hot attribute
turns on -O3 for some ports.
(cold attribute): Document that the cold attribute turns on -Os
for some ports
* doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
reflect function specific option support.
* target.h (struct target_option_hooks): Add fields to say whether
the cold attribute implies -Os and the hot attribute implies -O3.
* target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
By default, do not turn on -Os for cold functions.
(TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
not turn on -O3 for hot functions.
* c-common.c (handle_hot_attribute): Use target hook to determine
if hot functions should enable -O3.
(handle_cold_attribute): Use target hook to determine if cold
functions should enable -Os.
* config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
(override_options): Move disable scheduling to
optimization_options.
(optimization_options): Disable scheduling here, not
override_options.
(TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
(TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
* config/ia64/ia64.c (ia64_override_options): Move setting
scheduling flags to ia64_optimization_options.
(ia64_optimization_options): Disable scheduling options here, and
not in ia64_override_options.
(TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
(TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
PR target/36936
* config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
2008-07-25 Martin Jambor <mjambor@suse.cz>
PR tree-optimization/36926
* ipa-prop.c (ipa_analyze_call_uses): Call
ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
2008-07-25 Joseph Myers <joseph@codesourcery.com>
* config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
movv2si_internal): Add mem = reg alternative.
2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
PR bootstrap/36918
* config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
DEFAULT_PCC_STRUCT_RETURN to 127.
2008-07-24 Jan Hubicka <jh@suse.cz>
* cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
(build_cgraph_edges): Likewise.
* cgraph.c (cgraph_node): Do not update assembler hash.
(cgraph_remove_node): Drop non-unit-at-a-time code.
* tree-pass.h (pass_O0_always_inline): Remove.
* ipa-reference.c (gate_reference): Remove unit-at-a-time check.
* toplev.c (process_options): Flag unit-at-a-time does not imply
no section anchors.
* cgraphunit.c: Update comments.
(decide_is_function_needed): Drop non-unit-at-a-time mode.
(cgraph_assemble_pending_functions): Remove.
(cgraph_reset_node): Drop non-unit-at-a-time code.
(cgraph_finalize_function): Likewise.
(cgraph_analyze_function): Likewise.
(cgraph_finalize_compilation_unit): Likewise.
(cgraph_expand_function): Likewise.
(cgraph_optimize): Likesise.
(save_inline_function_body): Likewise.
* ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
* tree-ssa-alias.c (maybe_be_aliased): Likewise.
* ipa-inline.c: Update comments.
(enum inlining_mode): remove INLINE_SPEED.
(cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
(cgraph_mark_inline_edge): Likewise.
(try_inline): Likewise.
(cgraph_decide_inlining_incrementally): Likewise.
(cgraph_gate_inlining): Remove.
(cgraph_early_inlining): Remove flag_unit_at_a_time checks.
(cgraph_gate_early_inlining): Likewise.
(gate_inline_passes): Remove.
(pass_inline_parameters, pass_ipa_inline): Remove gates.
(cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
pass_O0_always_inline): Remove.
* c-pch.c (c_pch_matching): Remove -funit-at-a-time.
* dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
* opts.c (no_unit_at_a_time_default): Remove.
(decode_options): Remove flag_unit_at_a_time reset and warning.
* opts.h (no_unit_at_a_time_default): Remove.
* c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
early in GNU dialect.
(merge_decls): Update comment; drop unit-at-a-time check.
(finish_decl): Likewise.
(grok_declaration): Remove flag_inline_trees code.
(finish_functions): Return on function returning non-void on all
statics.
* ipa-tye-escape.c (gate_type_escape_vars): Remove.
* cfgexpand.c (expand_one_static_var): Remove.
(expand_one_var): Remove expand_one_static_var call.
(expand_used_vars_for_block): Remove flag_unit_a_time check.
* c-opts.c (c_common_post_options): Remove flag_inline_trees code
and flag_unit_at_a-time compatibility checks.
* varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
* tree-inline.c (flag_inline_trees): Remove.
(inlinable_function_p): Don't check it.
(expand_call_inline): Remove non-unit-at-a-time code.
* tree-inline.h (flag_inline_trees): Remove.
* tree-optimize.c (execute_early_local_optimizations): Remove
unit-at-a-time checks.
(tree_rest_of_compilation): Likewise.
* combine.c (setup_incoming_promotions): Likewise.
* tree-profile.c (tree_gen_ic_func_profiler): Likewise.
* tree-ssa-structalias.c (delete_points_to_sets): Likewise.
* passes.c (pass_inline_parameters): Update comments; remove
O0_alwaysinline pass.
(execute_one_ipa_transform_pass): Do not reset in_gimple_form.
(execute_one_pass): Likewise.
* i386.c (ix86_function_regparm): Remove unit-at-a-time check.
(ix86_function_sseregparm): Likewise.
* arm.c (arm_function_in_section_p): Likewise.
* bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
* varpool.c: Update comments.
(decide_is_variable_needed): Remove unit-at-a-time checks.
(varpool_finalize_decl): Likewise.
2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
* config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
to 2 instead of -1.
(OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
2008-07-24 Kai Tietz <kai.tietz@onevision.com>
* config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
imp symbol extension.
2008-07-23 Ian Lance Taylor <iant@google.com>
* tree-vrp.c (infer_value_range): Ignore asm statements when
looking for memory accesses for -fdelete-null-pointer-checks.
2008-07-24 Ben Elliston <bje@au.ibm.com>
* config/spu/spu-c.c (__vector_keyword): New variable.
(vector_keyword): Likewise.
(spu_categorize_keyword): New function.
(spu_macro_to_expand): Likewise.
(spu_cpu_cpp_builtins): Enable context-sensitive macros if not
compiling an ISO C dialect.
2008-07-24 Ben Elliston <bje@au.ibm.com>
* config/rs6000/rs6000-c.c: Move GTY(()) markers to match
conventional usage.
2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
* configure: Regenerate.
* configure.ac: Require texinfo 4.7.
* doc/install.texi: Document texinfo 4.7 requirement.
2008-07-23 Martin Jambor <mjambor@suse.cz>
* ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
rather than for DECL_SAVED_TREE.
* ipa-prop.c: Include diagnostic.h.
(ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
thoroughly.
(ipa_detect_param_modifications): Function rewritten from scratch.
(ipa_compute_jump_functions): Changed accesses to modification flags.
(ipa_free_node_params_substructures): Update flags destruction.
(ipa_node_duplication_hook): Update flags duplication.
(ipa_print_all_params_modified): Updated flag access.
* ipa-prop.h (struct ipa_param_flags): New structure.
(struct ipa_node_params): New field modification_analysis_done,
modified_flags changed into param_flags.
(ipa_is_ith_param_modified): Changed to use new flags.
* Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
* ipa-prop.c (ipa_print_all_jump_functions): Moved here from
ipa-cp.c and split into two functions.
(ipa_print_node_jump_functions): New function.
(compute_scalar_jump_functions): New function.
(type_like_member_ptr_p): New function.
(compute_pass_through_member_ptrs): New function.
(fill_member_ptr_cst_jump_function): New function.
(determine_cst_member_ptr): New function.
(compute_cst_member_ptr_arguments): New function.
(ipa_compute_jump_functions): Complete rewrite.
* ipa-prop.h (enum jump_func_type): Make explicit that we depend
on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
(struct ipa_member_ptr_cst): New structure.
(union jump_func_value): New field member_cst.
* ipa-cp.c (ipcp_lat_is_insertable): New function.
(ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
jump function types.
(ipcp_print_all_lattices): Slight fprintf rearrangement.
(ipcp_print_all_structures): Call ipa_print_all_jump_functions
instead of ipcp_print_all_jump_functions.
(ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
only for replacable scalars.
* doc/invoke.texi (Optimize options): Add description of
-findirect-inlining.
* common.opt (flag_indirect_inlining): New flag.
* opts.c (decode_options): Set flag_indirect_inlining when
optimize >= 3.
* ipa-inline.c: Include ipa-prop.h.
(inline_indirect_intraprocedural_analysis): New function.
(inline_generate_summary): Allocate parameter and argument info
structures, call inline_indirect_intraprocedural_analysis on each
node when doing indirect inlining and deallocate indirect inlining
data structures in the end.
* ipa-prop.c (ipa_create_param_decls_array): Return if already done.
(free_all_ipa_structures_after_iinln): New function.
(free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
done.
* Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
* cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
(build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
of computing the frequency separately.
(rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
of computing the frequency separately.
* ipa-cp.c (ipcp_print_all_structures): Replace a call to
ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
* ipa-prop.c (ipa_get_member_ptr_load_param): New function.
(ipa_get_stmt_member_ptr_load_param): New function.
(ipa_is_ssa_with_stmt_def): New function.
(ipa_note_param_call): New function.
(ipa_analyze_call_uses): New function.
(ipa_analyze_stmt_uses): New function.
(ipa_analyze_params_uses): New function.
(ipa_free_node_params_substructures): Also free the param_calls linked
list.
(ipa_node_duplication_hook): Also duplicate the param_calls
linked list.
(ipa_print_node_param_flags): New function.
(ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
(ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
* ipa-prop.h (struct ipa_param_flags): New field called.
(struct ipa_param_call_note): New structure.
(struct ipa_node_params): New fields param_calls and
uses_analysis_done.
(ipa_is_ith_param_called): New function.
* ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
ipa_analyze_params_uses and dump parameter flags.
* ipa-inline.c (cgraph_decide_recursive_inlining): Call
ipa_propagate_indirect_call_infos if performing indirect inlining,
pass a new parameter new_edges to it.
(add_new_edges_to_heap): New fucntion.
(cgraph_decide_inlining_of_small_functions): New vector
new_indirect_edges for newly found indirect edges , call
ipa_propagate_indirect_call_infos after inlining.
(cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
inlining if performing indirect inlining. Call
free_all_ipa_structures_after_iinln when doing so too.
(inline_generate_summary): Do not call
free_all_ipa_structures_after_iinln here.
* ipa-prop.c (update_jump_functions_after_inlining): New function.
(print_edge_addition_message): New function.
(update_call_notes_after_inlining): New function.
(propagate_info_to_inlined_callees): New function.
(ipa_propagate_indirect_call_infos): New function.
* ipa-prop.h: Include cgraph.h
(struct ipa_param_call_note): Fields reordered, new field processed.
* cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
flag indirect_call.
* cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
rediscovered call statements.
* cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
(dump_cgraph_node): Dump also the indirect_call flag.
(cgraph_clone_edge): Copy also the indirect_call flag.
* tree-inline.c (copy_bb): Do not check for fndecls from call
expressions, check for edge availability when moving clones.
(get_indirect_callee_fndecl): New function.
(expand_call_inline): If callee declaration is not apprent from
the statement, try calling get_indirect_callee_fndecl. Do not
issue warnings or call sorry when not inlinings an indirect edge.
* Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
* ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
bit more frandly to matching.
* testsuite/g++.dg/ipa/iinline-1.C: New testcase.
* testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
* testsuite/gcc.dg/ipa/modif-1.c: New testcase.
2008-07-23 Michael Meissner <gnu@the-meissners.org>
PR 36907
* opth-gen.awk: Suppress function specific features when building
target libraries.
* optc-gen.awk: Ditto.
2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
PR 35058
* diagnostic.c (pedwarn): Add opt parameter.
(pedwarn0): New.
* c-tree.h (pedwarn_init): Add opt parameter.
(pedwarn_c90): Likewise.
(pedwarn_c99): Likewise.
* c-errors.c (pedwarn_c99): Likewise.
(pedwarn_c90): Likewise.
* toplev.h (pedwarn): Update declaration.
(pedwarn0): Declare.
* c-lex.c: All calls to pedwarn changed.
* builtins.c: All calls to pedwarn changed.
* toplev.c: All calls to pedwarn changed.
* c-decl.c: All calls to pedwarn changed.
* c-typeck.c: All calls to pedwarn changed.
* c-common.c: All calls to pedwarn changed.
* c-parser.c: All calls to pedwarn changed.
2008-07-23 Michael Meissner <gnu@the-meissners.org>
Karthik Kumar <karthikkumar@gmail.com>
* attribs.c (file scope): Include c-common.h.
(decl_attributes): Add support for #pragma GCC optimize and
#pragma GCC option.
* targhooks.c (default_can_inline_p): New function that is the
default for the TARGET_CAN_INLINE_P target hook.
* targhooks.h (default_can_inline_p): Add declaration.
* tree.c (cl_optimization_node): New static tree for building
OPTIMIZATION_NODE tree.
(cl_target_option_node): New static tree for building
TARGET_OPTION_NODE tree.
(cl_option_hash_table): New hash table for hashing
OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
(cl_option_hash_hash): New function to provide the hash value for
OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
(cl_option_hash_eq): New function to provide an equality test for
OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
(tree_code_size): Add support for OPTIMIZATION_NODE and
TARGET_OPTION_NODE trees.
(tree_code_structure): Add support for OPTIMIZATION_NODE and
TARGET_OPTION_NODE trees.
(build_optimization_node): Build a tree that has all of the
current optimization options.
(build_target_option_node): Build a tree that has the target
options that might be changed on a per function basis.
* tree.h (file scope): Include options.h.
(DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
(DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
(TREE_OPTIMIZATION): Ditto.
(TREE_TARGET_SPECIFIC): Ditto.
(struct tree_function_decl): Add fields for remembering the
current optimization options and target specific options.
(struct tree_optimization_option): New tree variant that remembers
the optimization options.
(struct tree_target_option): New tree variant that remembers the
target specific flags that might change for compiling a particular
function.
(union tree_node): Include tree_optimization_option and
tree_target_option fields.
(enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
optimization and target options.
(optimization_default_node): New macro to refer to global_trees
field.
(optimization_current_node): Ditto.
(optimization_cold_node): Ditto.
(optimization_hot_node): Ditto.
(target_option_default_node): Ditto.
(target_option_current_node): Ditto.
(current_option_pragma): Ditto.
(current_optimize_pragma): Ditto.
* target.h (struct gcc_target): Add valid_option_attribute_p,
target_option_save, target_option_restore, target_option_print,
target_option_pragma_parse, and can_inline_p hooks.
* toplev.h (parse_optimize_options): Add declaration.
(fast_math_flags_struct_set_p): Ditto.
* c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
optimize is used.
* ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
tree_can_inline_p hook to see if one function can inline another.
(cgraph_decide_inlining): Ditto.
(cgraph_decide_inlining_incrementally): Ditto.
* opts.c (decode_options): Add support for running multiple times
to allow functions with different target or optimization options
than was specified on the command line.
(fast_math_flags_struct_set_p): New function that is similar to
fast_math_flags_set_p, except it uses the values in the
cl_optimization structure instead of global variables.
* optc-gen.awk: Add support for TargetSave to allow a back end to
declare new fields that need to be saved when using function
specific options. Include flags.h and target.h in the options.c
source. Add support for Save to indicate which options can be set
for individual functions. Generate cl_optimize_save,
cl_optimize_restore, cl_optimize_print, cl_target_option_save,
cl_target_option_restore, cl_target_option_print functions to
allow functions to use different optimization or target options.
* opt-functions.awk (var_type_struct): Return the type used for
storing the field in a structure.
* opth-gen.awk: Add support for TargetSave to allow a back end to
declare new fields that need to be saved when using function
specific options. Add support for Save to indicate which options
can be set for individual functions. Only generate one extern for
Mask fields. Generate cl_optimization and cl_target_option
structures to remember optimization and target options.
* treestruct.def (TS_OPTIMIZATION): Add support for garbage
collecting new tree nodes.
(TS_TARGET_OPTION): Ditto.
* c-decl.c (merge_decls): Merge function specific target and
optimization options.
* function.c (invoke_set_current_function_hook): If the function
uses different optimization options, change the global variables
to reflect this.
* coretypes.h (struct cl_optimization): Add forward reference.
(struct cl_target_option): Ditto.
* c-pragma.c (option_stack): New static vector to remember the
current #pragma GCC option stack.
(handle_pragma_option): New function to support #pragma GCC option
to change target options.
(optimize_stack): New static vector to remember the current
#pragma GCC optimize stack.
(handle_pragma_optimize): New function to support #pragma GCC
optimize to change optimization options.
(init_pragma): Add support for #pragma GCC optimize and #pragma
GCC option.
* tree.def (OPTIMIZATION_NODE): New tree code for remembering
optimization options.
(TARGET_OPTION_NODE): New tree code for remembering certain target
options.
* print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
TARGET_OPTION_NODE trees.
* common.opt (-O): Add Optimization flag.
(-Os): Ditto.
(-fmath-errno): Ditto.
(-falign-functions): Add UInteger flag to make sure flag gets full
int in cl_optimization structure.
(-falign-jumps): Ditto.
(-falign-labels): Ditto.
(-falign-loops): Ditto.
(-fsched-stalled-insns): Ditto.
(-fsched-stalled-insns-dep): Ditto.
* target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
definition.
(TARGET_OPTION_SAVE): Ditto.
(TARGET_OPTION_RESTORE): Ditto.
(TARGET_OPTION_PRINT): Ditto.
(TARGET_OPTION_PRAGMA_PARSE): Ditto.
(TARGET_CAN_INLINE_P): Ditto.
(TARGET_INITIALIZER): Add new hooks.
* tree-inline.c (tree_can_inline_p): New function to determine
whether one function can inline another. Check if the functions
use compatible optimization options, and also call the backend
can_inline_p hook.
* tree-inline.h (tree_can_inline_p): Add declaration.
* c-common.c (c_common_attribute): Add support for option and
optimize attributes.
(handle_option_attribute): Add support for the option attribute to
allow the user to specify different target options for compiling a
specific function.
(handle_optimize_attribute): Add support for the optimize
attribute to allow the user to specify different optimization
options for compiling a specific function.
(handle_hot_attribute): Turn on -O3 optimization for this one
function if it isn't the default optimization level.
(handle_cold_attribute): Turn on -Os optimization for this one
function if it insn't the default optimization.
(const_char_p): New const char * typedef.
(optimize_args): New static vector to remember the optimization
arguments.
(parse_optimize_options): New function to set up the optimization
arguments from either the optimize attribute or #pragma GCC optimize.
* c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
(builtin_define_std): Ditto.
* config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
(x86_64-*-*): Ditto.
* Makefile.in (TREE_H): Add options.h.
(options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
* doc/extend.texi (option attribute): Document new attribute.
(optimize attribute): Ditto.
(hot attribute): Document hot attribute sets -O3.
(cold attribute): Document cold attribute sets -Os.
(#pragma GCC option): Document new pragma.
(#pragma GCC optimize): Ditto.
* doc/options.texi (TargetSave): Document TargetSave syntax.
(UInteger): Document UInteger must be used for certain flags.
(Save): Document Save option to create target specific options
that can be saved/restored on a function specific context.
* doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
(DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
* doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
(TARGET_OPTION_SAVE): Ditto.
(TARGET_OPTION_RESTORE): Ditto.
(TARGET_OPTION_PRINT): Ditto.
(TARGET_OPTION_PRAGMA_PARSE): Ditto.
(TARGET_CAN_INLINE_P): Ditto.
* doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
-mfpmath=sse,387.
(-mfpmath=both): Ditto.
2008-07-23 Michael Meissner <gnu@the-meissners.org>
Karthik Kumar <karthikkumar@gmail.com>
* config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
(TARGET_POPCNT): Ditto.
(TARGET_SAHF): Ditto.
(TARGET_AES): Ditto.
(TARGET_PCLMUL): Ditto.
(TARGET_CMPXCHG16B): Ditto.
(TARGET_RECIP): Move switch into target_flags.
(TARGET_FUSED_MADD): Ditto.
(ix86_arch_features): Make an unsigned char type.
(ix86_tune_features): Ditto.
(OVERRIDE_OPTIONS): Add bool argument to override_options call.
(TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
(REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
* config/i386/i386.opt (arch): New TargetSave field to define
fields that need to be saved for function specific option support.
(tune): Ditto.
(fpmath): Ditto.
(branch_cost): Ditto.
(ix86_isa_flags_explicit): Ditto.
(tune_defaulted): Ditto.
(arch_specified): Ditto.
(-m128-long-double): Add Save flag to save option for target
specific option support.
(-m80387): Ditto.
(-maccumulate-outgoing-args): Ditto.
(-malign-double): Ditto.
(-malign-stringops): Ditto.
(-mfancy-math-387): Ditto.
(-mhard-float): Ditto.
(-mieee-fp): Ditto.
(-minline-all-stringops): Ditto.
(-minline-stringops-dynamically): Ditto.
(-mms-bitfields): Ditto.
(-mno-align-stringops): Ditto.
(-mno-fancy-math-387): Ditto.
(-mno-push-args): Ditto.
(-mno-red-zone): Ditto.
(-mpush-args): Ditto.
(-mred-zone): Ditto.
(-mrtd): Ditto.
(-msseregparm): Ditto.
(-mstack-arg-probe): Ditto.
(-m32): Ditto.
(-m64): Ditto.
(-mmmx): Ditto.
(-m3dnow): Ditto.
(-m3dnowa): Ditto.
(-msse): Ditto.
(-msse2): Ditto.
(-msse3): Ditto.
(-msse4.1): Ditto.
(-msse4.2): Ditto.
(-msse4): Ditto.
(-mno-sse4): Ditto.
(-msse4a): Ditto.
(-msse5): Ditto.
(-mrecip): Move flag into target_flags.
(-mcld): Ditto.
(-mno-fused-madd): Ditto.
(-mfused-madd): Ditto.
(-mabm): Move flag into ix86_isa_flags.
(-mcx16): Ditto.
(-mpopcnt): Ditto.
(-msahf): Ditto.
(-maes): Ditto.
(-mpclmul): Ditto.
* config/i386/i386-c.c: New file for #pragma support.
(ix86_target_macros_internal): New function to #define or #undef
target macros based when the user uses the #pragma GCC option to
change target options.
(ix86_pragma_option_parse): New function to add #pragma GCC option
support.
(ix86_target_macros): Move defining the target macros here from
TARGET_CPU_CPP_BUILTINS in i386.h.
(ix86_register_pragmas): Register the #pragma GCC option hook. If
defined, initialize any subtarget #pragmas.
* config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
REGISTER_TARGET_PRAGMAS.
* config/i386/t-i386: New file for x86 dependencies.
(i386.o): Make dependencies mirror the include files used.
(i386-c.o): New file, add dependencies.
* config/i386/i386-protos.h (override_options): Add bool argument.
(ix86_valid_option_attribute_tree): Add declaration.
(ix86_target_macros): Ditto.
(ix86_register_macros): Ditto.
* config/i386/i386.c (ix86_tune_features): Move initialization of
the target masks to initial_ix86_tune_features to allow functions
to have different target options. Make type unsigned char,
instead of unsigned int.
(initial_ix86_tune_features): New static vector to hold processor
masks for the tune variables.
(ix86_arch_features): Move initialization of the target masks to
initial_ix86_arch_features to allow functions to have different
target options. Make type unsigned char, instead of unsigned int.
(initial_ix86_arch_features): New static vector to hold processor
masks for the arch variables.
(enum ix86_function_specific_strings): New enum to describe the
string options used for attribute((option(...))).
(ix86_target_string): New function to return a string that
describes the target options.
(ix86_debug_options): New function to print the current options in
the debugger.
(ix86_function_specific_save): New function hook to save the
function specific global variables in the cl_target_option structure.
(ix86_function_specific_restore): New function hook to restore the
function specific variables from the cl_target_option structure to
the global variables.
(ix86_function_specific_print): New function hook to print the
target specific options in the cl_target_option structure.
(ix86_valid_option_attribute_p): New function hook to validate
attribute((option(...))) arguments.
(ix86_valid_option_attribute_tree): New function that is common
code between attribute((option(...))) and #pragma GCC option
support that parses the options and returns a tree holding the options.
(ix86_valid_option_attribute_inner_p): New helper function for
ix86_valid_option_attribute_tree.
(ix86_can_inline_p): New function hook to decide if one function
can inline another on a target specific basis.
(ix86_set_current_function); New function hook to switch target
options if the user used attribute((option(...))) or #pragma GCC
option.
(ix86_tune_defaulted): Move to static file scope from
override_options.
(ix86_arch_specified): Ditto.
(OPTION_MASK_ISA_AES_SET): New macro for moving switches into
ix86_isa_flags.
(OPTION_MASK_ISA_PCLMUL_SET): Ditto.
(OPTION_MASK_ISA_ABM_SET): Ditto.
(OPTION_MASK_ISA_POPCNT_SET): Ditto.
(OPTION_MASK_ISA_CX16_SET): Ditto.
(OPTION_MASK_ISA_SAHF_SET): Ditto.
(OPTION_MASK_ISA_AES_UNSET): Ditto.
(OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
(OPTION_MASK_ISA_ABM_UNSET): Ditto.
(OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
(OPTION_MASK_ISA_CX16_UNSET): Ditto.
(OPTION_MASK_ISA_SAHF_UNSET): Ditto.
(struct ptt): Move to static file scope from override_options.
(processor_target_table): Ditto.
(cpu_names): Ditto.
(ix86_handle_option): Add support for options that are now isa options.
(override_options): Add support for declaring functions that
support different target options than were specified on the
command line. Move struct ptt, processor_target_table, cpu_names,
ix86_tune_defaulted, ix86_arch_specified to static file scope.
Add bool argument. Fix up error messages so the appropriate error
is given for either command line or attribute.
(ix86_previous_fndecl): New static to remember previous function
declaration to see if we need to change target options.
(ix86_builtins_isa): New array to record the ISA of each builtin
function.
(def_builtin): Always create the builtin function, even if the
current ISA doesn't support it.
(ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
tests for those builtins.
(ix86_init_builtins): Remove TARGET_MMX test for calling
ix86_init_mmx_sse_builtins.
(ix86_expand_builtin): If the current ISA doesn't support a given
builtin, signal an error.
(TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
(TARGET_SET_CURRENT_FUNCTION): Ditto.
(TARGET_OPTION_SAVE): Ditto.
(TARGET_OPTION_RESTORE): Ditto.
(TARGET_OPTION_PRINT): Ditto.
(TARGET_CAN_INLINE_P): Ditto.
2008-07-22 Rafael Ãvila de EspÃndola <espindola@google.com>
* c-typeck.c (build_external_ref): Don't call assemble_external.
* final.c (output_operand): Call assemble_external.
2008-07-21 DJ Delorie <dj@redhat.com>
* config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
(TARGET_HARD_REGNO_SCRATCH_OK): Define.
2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
* config/spu/spu.md ("div<mode>3"): Convert into expander, move
original insn and splitter contents into ...
("*div<mode>3_fast"): ... this new pattern. Enable only if
flag_unsafe_math_optimizations. Add dummy scratch register.
("*div<mode>3_adjusted"): New insn and splitter. Enable only if
!flag_unsafe_math_optimizations. Returns number with next
highest magnitude if this is still less or equal to the true
quotient in magnitude.
2008-07-21 Rafael Ãvila de EspÃndola <espindola@google.com>
* Makefile.in: Replace toplev.h with TOPLEV_H.
* c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
* c-lex.c (fe_file_change): Don't set in_system_header.
* c-parser.c (c_token): Remove in_system_header.
(c_lex_one_token): Don't set in_system_header.
(c_parser_set_source_position_from_token): Don't set in_system_header.
* diagnostic.c (diagnostic_report_diagnostic): Use location from
diagnostic_info.
(warning_at): New.
* diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
* flags.h (in_system_header): Remove.
* function.c (saved_in_system_header): Remove.
(push_cfun): Don't set in_system_header.
(pop_cfun): Don't set in_system_header.
(push_struct_function): Don't set in_system_header.
* input.h (expanded_location): Add sysp.
(in_system_header_at): New.
(in_system_header): New.
* toplev.c (in_system_header): Remove.
* toplev.h: Include input.h
(warning_at): New.
* tree-cfg.c (execute_warn_function_return): Call warning_at.
* tree-ssa.c (warn_uninit): Call warning_at.
(warn_uninitialized_var): Update calls to warn_uninit.
(warn_uninitialized_phi): Update calls to warn_uninit.
* tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
(expand_location): Initialize xloc.sysp.
* tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
(tree_decl_with_vis): Remove in_system_header_flag.
2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
PR target/36822
* recog.c (asm_operand_ok): Change the order of the extra
memory constraint checks.
2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
PR tree-opt/36879
* tree-switch-conversion.c (build_one_array): Call
varpool_mark_needed_node and varpool_finalize_decl
instead of assemble_variable.
2008-07-19 Jan Hubicka <jh@suse.cz>
* cgraph.c (cgraph_add_new_function): Do early local passes.
* tree-nrv.c (gate_pass_return_slot): New gate.
(pass_nrv): Add the gate.
* tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
functions.
(coalesce_ssa_name): Coalesce SSA names.
* tree-ssa-live.c (remove_unused_locals): Be more conservative when
not optimizing so unused user vars remains visible.
* common.opt (flag_tree_ter): Always enable by default.
* tree-ssa-ter.c: Include flags.h
(is_replaceable_p): Check that locations match; when aliasing
is missing be conservative about loads.
* tree-optimize.c (gate_init_datastructures): Remove.
(pass_init_datastructures): New.
* passes.c: Reorder passes so we always go into SSA.
2008-07-19 Jan Hubicka <jh@suse.cz>
* doc/extend.texi (flatten attribute): Remove note about
unit-at-a-time.
* doc/invoke.texi (--combine): Likewise.
(-finline-functions-called-once): Update levels when enabled.
(-funit-at-a-time): Document new behaviour.
(-ftoplevel-reorder): Document that it is enabled -O0 and imply
-fno-section-anchors when disabled explicitly.
(inline params): They are not ignored now.
(precompiled headers): Remove unit-at-a-time as being incompatible.
* opts.c (decode_options): Handle unit-at-a-time as alias;
imply -fno-section-anchors when toplevel reorder is disabled
explicitly.
* common.opt (ftoplevel-reorder): Set default value to 2.
(funit-at-a-time): Set default value to 1.
* config/rs6000/rs6000.c (optimization_options): Set section anchors
to 2.
2008-07-19 Jan Hubicka <jh@suse.cz>
* builtins.c (expand_builtin_int_roundingfn,
expand_builtin_int_roundingfn_2): Do not take subtarget argument;
it is not useful.
2008-07-19 Richard Guenther <rguenther@suse.de>
PR bootstrap/36864
* tree-ssa-sccvn.h (get_constant_value_id): Declare.
* tree-ssa-sccvn.c (get_constant_value_id): New function.
* tree-ssa-pre.c (get_expr_value_id): For newly created
constant value-ids make sure to add the expression to its
expression-set.
2008-07-19 Jakub Jelinek <jakub@redhat.com>
PR middle-end/36877
* omp-low.c (expand_omp_atomic_fetch_op): Make sure the
return value of the builtin is ignored.
2008-07-19 Olivier Hainque <hainque@adacore.com>
* doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
bits, a C conformant malloc implementation has to provide.
* defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
2008-07-19 Joseph Myers <joseph@codesourcery.com>
PR target/36780
PR target/36827
* reload.c (find_reloads_subreg_address): Only reload address if
reloaded == 0, not for reloaded != 1.
Revert:
2008-07-16 Joseph Myers <joseph@codesourcery.com>
* config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
(m32c_legitimate_address_p): Handle "++rii" addresses created by
m32c_legitimize_reload_address.
2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
* config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
(plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
2008-07-19 Olivier Hainque <hainque@adacore.com>
* dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
argument, saying whether nested array are to be collapsed
into a single array type DIE with multiple subscripts.
(gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
issues, centralize the nested array types collapsing control and
disable the transformation for Ada.
2008-07-18 Uros Bizjak <ubizjak@gmail.com>
PR target/36786
* config/i386/i386.md (x86_64_shift_adj_1): Rename from
x86_64_shift_adj.
(x86_64_shift_adj_2): New expander.
(x86_64_shift_adj_3): Ditto.
* config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
to split TImode operands.
(ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
(ix86_split_lshr): Ditto.
2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
* c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
and __CHAR32_TYPE__.
* c-typeck.c (digest_init): Support char16_t and char32_t.
(set_nonincremental_init_from_string): Idem.
2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
PR middle-end/36859
* builtins.c (std_gimplify_va_arg_expr): Limit alignment to
PREFERRED_STACK_BOUNDARY.
* config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
PR middle-end/36858
* function.c (locate_and_pad_parm): Cap boundary earlier.
2008-07-17 Julian Brown <julian@codesourcery.com>
* config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
no-op for targets which don't use DLLs.
2008-07-17 Martin Jambor <mjambor@suse.cz>
* ipa-cp.c (ipcp_print_all_lattices): New variable info, check
that nodes are relevant by examining the node->analyzed flag.
(ipcp_init_stage): Check which nodes are relevant, assert that the
relevant ones are also required.
(ipcp_propagate_stage): Check on the side arrays are properly
allocated.
(ipcp_print_all_jump_functions): Make sure not to touch any node
that is not analyzed or an edge that does not have a corresponding
entry in the on-the-side vectors.
(ipcp_function_scale_print): Likewise.
(ipcp_update_callgraph): Check that the node is relevant.
(ipcp_insert_stage): Check that the node is relevant. Check there is
an info for every node and edge.
* ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
(ipa_print_all_tree_maps): Likewise and a new variable info.
(ipa_print_all_params_modified): Likewise.
* ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
2008-07-17 Roman Zippel <zippel@linux-m68k.org>
PR target/25343
* config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
2008-07-17 Paolo Bonzini <bonzini@gnu.org>
PR rtl-optimization/36753
* fwprop.c (use_killed_between): Don't shortcut
single-definition global registers.
2008-07-16 Jan Hubicka <jh@suse.cz>
* cgraph.h (varpool_empty_needed_queue): Declare.
* cgraphunit.c (output_in_order): Mark all variables as needed;
empty the queue.
* varpool.c (varpool_assemble_node): Update debug queue.
(varpool_assemble_pending_decls): Don't do it here.
(varpool_empty_needed_queue): New function.
2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
* recog.c (peephole2_optimize): Fix formatting.
2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
* c-pch.c (get_ident): Avoid C++ keywords.
* combine-stack-adj.c (single_set_for_csa): Likewise.
* final.c (asm_insn_count, final_scan_insn, alter_subreg,
output_asm_insn): Likewise.
* reload.c (push_secondary_reload, find_reusable_reload,
push_reload, combine_reloads, find_reloads,
debug_reload_to_stream): Likewise.
* reload.h (struct reload): Likewise.
* reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
emit_output_reload_insns): Likewise.
* targhooks.c (default_secondary_reload): Likewise.
* varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
* recog.c (validate_change_1, validate_change,
validate_unshare_change, validate_replace_rtx_1, struct
funny_match, constrain_operands, peephole2_optimize): Avoid C++
keywords.
* reload.c (push_secondary_reload, secondary_reload_class,
scratch_reload_class, find_valid_class, find_reusable_reload,
push_reload, find_dummy_reload, find_reloads_address_1,
find_reloads_address_part, find_equiv_reg): Likewise.
* reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
choose_reload_regs): Likewise.
* rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
Likewise.
* rtlhooks.c (gen_lowpart_if_possible): Likewise.
* sched-ebb.c (add_deps_for_risky_insns): Likewise.
* sched-rgn.c (concat_INSN_LIST): Likewise.
* stor-layout.c (mode_for_size, mode_for_size_tree,
smallest_mode_for_size): Likewise.
2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
* cfg.c (dump_reg_info): Avoid C++ keywords.
* dwarf2asm.c (dw2_force_const_mem,
dw2_asm_output_encoded_addr_rtx): Likewise.
* except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
* expmed.c (expand_shift): Likewise.
* global.c (find_reg): Likewise.
* graph.c (draw_edge): Likewise.
* local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
* optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
widen_clz, widen_bswap, expand_parity, expand_unop,
emit_cmp_and_jump_insn_1): Likewise.
* postreload.c (reload_cse_simplify_operands): Likewise.
* ra.h (add_neighbor): Likewise.
* reg-stack.c (remove_regno_note, change_stack): Likewise.
* regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
record_reg_classes, copy_cost, record_address_regs,
invalid_mode_change_p): Likewise.
* regrename.c (regrename_optimize, scan_rtx_reg,
dump_def_use_chain, find_oldest_value_reg,
replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
2008-07-16 David Edelsohn <edelsohn@gnu.org>
* config/rs6000/rs6000.c (processor_target_table): Remove duplicate
MASK_POWERPC64 for power4 in previous commit.
2008-07-16 Olivier Hainque <hainque@adacore.com>
* collect2.c (scan_prog_file, COFF version): Use CONST_CAST
instead of bare conversion to cast const-ness away.
2008-07-16 Anatoly Sokolov <aesok@post.ru>
* config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
* config/xtensa/xtensa.c (xtensa_function_value): New function.
(TARGET_FUNCTION_VALUE): Define.
2008-07-16 David Edelsohn <edelsohn@gnu.org>
* config/rs6000/rs6000.c (processor_target_table): Add
MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
2008-07-16 Joseph Myers <joseph@codesourcery.com>
PR target/36827
* config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
(m32c_legitimate_address_p): Handle "++rii" addresses created by
m32c_legitimize_reload_address.
2007-07-16 Rafael Ãvila de EspÃndola <espindola@google.com>
* c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
DECL_IN_SYSTEM_HEADER in sync.
2008-07-15 Daniel Berlin <dberlin@dberlin.org>
* tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
* tree-ssa-pre.c (pre_expr_eq): Ditto
(get_constant_for_value_id): Take a type as an argument.
(fully_constant_expression): Pass in type.
(find_or_generate_expression): Short circuit constant case.
(create_expression_by_pieces): Remove special casing of
pointer_plus.
(do_regular_insertion): Short circuit constant case.
(do_partial_partial_insertion): Ditto.
2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
PR target/36782
* config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
2008-07-15 Bob Wilson <bob.wilson@acm.org>
* config/xtensa/libgcc-xtensa.ver: New file.
* config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
* df-problems.c (df_set_note): Avoid C++ keywords.
* df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
* dse.c (record_store, remove_useless_values): Likewise.
* emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
gen_reg_rtx_offset, operand_subword, change_address_1,
change_address, adjust_address_1, offset_address,
widen_memory_access, emit_copy_of_insn_after): Likewise.
* explow.c (round_push, allocate_dynamic_stack_space): Likewise.
* fwprop.c (should_replace_address, propagate_rtx_1,
propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
Likewise.
* gcse.c (cprop_jump, find_implicit_sets, bypass_block,
gcse_emit_move_after, update_ld_motion_stores): Likewise.
* lcm.c (compute_insert_delete, pre_edge_lcm,
compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
* lower-subreg.c (resolve_reg_notes): Likewise.
* mode-switching.c (optimize_mode_switching): Likewise.
2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
* bt-load.c (add_btr_def, migrate_btr_def,
branch_target_load_optimize): Avoid C++ keywords.
* caller-save.c (insert_restore, insert_save, insert_one_insn):
Likewise.
* combine.c (subst, simplify_set, make_extraction,
make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
* cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
2008-07-15 Richard Guenther <rguenther@suse.de>
PR middle-end/36369
* c-common.c (strict_aliasing_warning): Do not warn for
TYPE_REF_CAN_ALIAS_ALL pointers.
(c_common_get_alias_set): may_alias types are not special.
* tree.c (build_pointer_type_for_mode): Look up the may_alias
attribute and set can_ref_all accordingly.
(build_reference_type_for_mode): Likewise.
* doc/extend.texi (may_alias): Clarify.
2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
PR target/36780
* config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
(plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
PR target/31568
* config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
gcc_assert, instead call output_operand_lossage.
2008-07-15 Kai Tietz <kai.tietz@onevision.com>
* builtins.c (std_canonical_va_list): Treat structure based
va_list types.
2008-07-15 Ben Elliston <bje@au.ibm.com>
* emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
2007-07-14 Rafael Ãvila de EspÃndola <espindola@google.com>
* c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
is set.
2008-07-14 Jan Hubicka <jh@suse.cz>
* i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
* sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
fix predicates and constraints.
* i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
* i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
2008-07-14 Doug Kwan <dougkwan@google.com>
* config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
additional option file arm/eabi.opt.
* config/arm/eabi.h (File): New configuration file for EABI targets.
* config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
SUBSUBTARGET_EXTRA_SPECS.
(SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
* config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
from STARTFILE_SPEC so that it can be referenced in an override.
(STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
(UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
can be referenced in an override.
(ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
* config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
so that it can be referenced in an override.
(LINK_SPEC): Use BPABI_LINK_SPEC.
* config/arm/eabi.opt (File): New.
2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
* Makefile.in (TARGET_DEF_H): Add targhooks.h.
(FIXED_VALUE_H): New variable.
(RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
input.h, fixed-value.h.
(TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
(BASIC_BLOCK_H): Use $(BITMAP_H).
(FUNCTION_H): Add varray.h.
(IPA_REFERENCE_H): Use $(BITMAP_H).
(CGRAPH_H): Add $(BASIC_BLOCK_H).
(DF_H): Use $(BITMAP_H).
(GGC_H): Add statistics.h.
(INSN_ADDR_H): New.
(INSN_ATTR_H): Use it.
(SYSTEM_H): Add safe-ctype.h, filenames.h.
(INPUT_H): New.
(SYMTAB_H): Add $(OBSTACK_H).
(CPP_INTERNAL_H): New.
(TREE_DUMP_H): Add tree-pass.h.
(TREE_FLOW_H): Use $(BITMAP_H)
(PRETTY_PRINT_H): Use $(INPUT_H).
(EBITMAP_H): Rename from typo-ed EBIMAP_H.
(GSTAB_H): New.
(BITMAP_H): New.
(many object files): Fix lots of header dependencies throughout.
2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
* Makefile.in (write_entries_to_file, write_entries_to_file_split):
New macros.
(s-gtyp-input): Use them to write tmp-gi.list.
(echo_to_gi.list): Remove.
2008-07-14 Richard Guenther <rguenther@suse.de>
* tree-ssa-sccvn.c (pre_info): Remove.
(switch_to_PRE_table): Likewise.
(free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
(set_hashtable_value_ids): Do not create value-ids for the
optimistic tables.
(run_scc_vn): Remove double test. Remove bogus special-case
in value-number printing.
* tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
* tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
SSA_NAME_VALUE.
* tree-flow-inline.h (get_value_handle): Remove.
* tree-flow.h (get_value_handle): Remove.
2008-07-14 Martin Jambor <mjambor@suse.cz>
* tree-switch-conversion.c (gen_inbound_check): Make sure the type
in which we generate arithmetics is not a subrange.
2008-07-14 Martin Jambor <mjambor@suse.cz>
* Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
2008-07-14 Richard Guenther <rguenther@suse.de>
* tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
PR target/36745
* config/s390/s390.c: (s390_secondary_reload): Add a secondary
reload for symbol refs moved to r0 with -fPIC.
(legitimize_pic_address): Use the target register as temporary
reg if possible.
(emit_symbolic_move): Adjust comment.
* config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
New expanders.
2008-07-14 Ben Elliston <bje@au.ibm.com>
* c-common.h (C_CPP_HASHNODE): New macro.
* coretypes.h (struct cpp_token): Forward declare.
* doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
the context-sensitive keyword method.
* config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
__pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
expand_bool_pixel): New.
(altivec_categorize_keyword): New function.
(init_vector_keywords): New function.
(rs6000_macro_to_expand): Likewise.
(rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
compiling an ISO C dialect.
2008-07-13 Daniel Berlin <dberlin@dberlin.org>
* tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
(create_expression_by_pieces): Fix typo.
(do_regular_insertion): Use debug counter here too.
2008-07-14 Hans-Peter Nilsson <hp@axis.com>
PR target/35492.
* config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
CONST_OK_FOR_LETTER_P. All port-local users changed.
(CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
implement Kp matching power-of-two.
(CONSTRAINT_LEN): Define to match.
* config/cris/cris.md: Replace all use of constraint K with Kc.
("*btst*): Use Kp for operand 0 of last alternative.
2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
PR testsuite/36440
* tree-call-cdce.c (check_target_format): Accept MIPS single, double
and quad formats.
2008-07-13 Jan Hubicka <jh@suse.cz>
* tree.c (decl_assembler_name_equal): Expect assembler name of decl
to be mangled too.
2008-07-13 Richard Guenther <rguenther@suse.de>
PR middle-end/36811
* langhooks.c (lhd_print_error_function): Deal with recursive
BLOCK trees.
2008-07-12 Jan Hubicka <jh@suse.cz>
* cgraph.c (assembler_name_hash): New static var.
(hash_node_by_assembler_name, eq_assembler_name): New.
(cgraph_node_for_asm): Use hashtable.
(cgraph_remove_node): Maintain hashtable.
(change_decl_assembler_name): Sanity check that names are not changing
after aliasing was processed.
* cgraph.h (varpoon_node): Add next GGC marker.
* tree.c (decl_assembler_name_equal): Constify.
(decl_assembler_name_hash): New.
* tree.h (decl_assembler_name_equal): Constify.
(decl_assembler_name_hash): Update.
2008-07-12 David Daney <ddaney@avtrex.com>
* config/mips/driver-native.c (host_detect_local_cpu): Handle
sb1 and r5000 cpus.
2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
* doc/md.texi: Document the MIPS "v" constraint.
* config/mips/mips.h (reg_class): Revert last change.
(REG_CLASS_NAMES): Likewise.
(REG_CLASS_CONTENTS): Likewise.
* config/mips/mips.c (mips_regno_to_class): Likewise.
* config/mips/constraints.md (v): Likewise, but add documentation.
Add a comment to say that this constraint should not be used in
gcc code.
2008-07-11 DJ Delorie <dj@redhat.com>
* config/h8300/h8300.md (length): Fix branch offset limit.
2008-07-11 Anatoly Sokolov <aesok@post.ru>
* config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
* config/avr/avr.c (avr_peep2_scratch_safe): Remove.
(avr_hard_regno_scratch_ok): New function.
(TARGET_HARD_REGNO_SCRATCH_OK): Define.
* config/avr/avr.md (all peepholes that request a scratch register):
Remove avr_peep2_scratch_safe use.
2008-07-11 Tom Tromey <tromey@redhat.com>
Ian Lance Taylor <iant@google.com>
* c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
(struct c_common_resword): Define.
(D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
(D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
(c_common_reswords, num_c_common_reswords): Declare.
* c-common.c (c_common_reswords): New global const array.
(num_c_common_reswords): New const int.
* c-parser.c (struct resword, reswords): Don't define.
(D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
(c_parse_init): Clarify mask code. Use c_common_reswords rather
than reswords. If warning about C++ keywords, give them a special
RID code.
(c_lex_one_token): Warn about C++ keywords. Call
objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
(c_parser_external_declaration): Look for RID_xxx rather than
RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
(c_parser_statement_after_labels): Likewise.
(c_parser_objc_class_instance_variables): Likewise.
(c_parser_objc_class_declaration): Likewise.
(c_parser_objc_try_catch_statement): Likewise.
* c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
(declspecs_add_type): Likewise.
2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
* ggc-page.c (alloc_page):
Substituting xmalloc, xcalloc with
XNEWVEC and XCNEWVAR macros which add the
needed casts.
2008-07-11 Richard Guenther <rguenther@suse.de>
PR tree-optimization/36765
* tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
aliases from HEAP vars to SMTs.
2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
* Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
* configure.ac (loose_warn): Move -Wc++-compat from here...
(strict_warn): ...to here.
* configure: Regenerate.
2008-07-10 Joseph Myers <joseph@codesourcery.com>
* config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
excluding more specific h8300-*-* and sh-*-* targets.
2008-07-10 Daniel Berlin <dberlin@dberlin.org>
* tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
(eliminate): Ditto.
(execute_pre): Call loop_optimizer_finalize in early exit.
2008-07-10 Jakub Jelinek <jakub@redhat.com>
PR middle-end/36790
* omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
uids in the bitmap, not just VAR_DECL uids.
PR rtl-optimization/36419
* combine-stack-adj.c (adjust_frame_related_expr): New function.
(combine_stack_adjustments_for_block): Call it if needed. Delete
correct insn.
* dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
DW_CFA_GNU_args_size if CSA pass merged some adjustments into
prologue sp adjustment.
2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
PR other/28322
* opts.c (print_ignored_options): Report postponed diagnostics for
unknown -Wno-* options as warnings, not errors.
(postpone_unknown_option_error): Renamed to...
(postpone_unknown_option_warning): ... this.
2008-07-09 Doug Kwan <dougkwan@google.com>
Revert:
2008-07-08 Doug Kwan <dougkwan@google.com>
* config/arm/arm.opt (mandroid): New option.
* config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
(LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
(CC1_SPEC): Same.
(CC1PLUS_SPEC): Same.
(LIB_SPEC): Same.
(STARTFILE_SPEC): Same.
(ENDFILE_SPEC): Same.
(TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
used.
2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
PR target/35802
* config/mips/mips.h (reg_class): Remove V1_REG.
(REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
* config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
instead of V1_REGS.
(mips_get_tp): New function.
(mips_legitimize_tls_address): Use it.
* config/mips/constraints.md (v): Delete.
* config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
(tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
After reload, split into a move and ...
(*tls_get_tp_<mode>_split): ...this new instruction.
2008-07-09 David Daney <ddaney@avtrex.com>
* config/mips/driver-native.c: Include coretypes.h and tm.h.
2008-07-09 Jakub Jelinek <jakub@redhat.com>
* gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
(push_gimplify_context): Don't allocate temp_htab nor c itself here.
Add c argument.
(pop_gimplify_context): Check c->temp_htab instead of optimize whether
htab_delete should be called. Don't free c.
(lookup_tmp_var): Create temp_htab lazily.
(gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
gimplify_body, force_gimple_operand): Adjust push_gimplify_context
callers.
* omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
lower_omp_ordered, lower_omp_critical, lower_omp_for,
create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
* tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
* tree-sra.c (generate_element_init): Likewise.
* tree-mudflap.c (execute_mudflap_function_ops,
execute_mudflap_function_decls): Likewise.
* tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
* tree-gimple.h (struct gimplify_ctx): New type.
(push_gimplify_context): Adjust prototype.
2008-07-09 Daniel Berlin <dberlin@dberlin.org>
* tree-ssa-pre.c (phi_translate_1): Update placement of
add_to_value calls.
2008-07-09 Anatoly Sokolov <aesok@post.ru>
* target.h (struct gcc_target): Add hard_regno_scratch_ok field.
* target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
(TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
* targhooks.c (default_hard_regno_scratch_ok): New function.
* targhooks.h (default_hard_regno_scratch_ok): Declare function.
* doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
* recog.c: Include "target.h".
(peep2_find_free_register): Add check for global regs. Add target
specific check.
* Makefile.in (recog.o): Depend on target.h.
2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
* config/sh/sh.c (sh_canonical_va_list_type): New.
(TARGET_CANONICAL_VA_LIST_TYPE): Define.
2008-07-09 Raksit Ashok <raksit@google.com>
* doc/invoke.texi (Option Summary): Mention new option
-Wdisallowed-function-list=...
(Warning Options): Document -Wdisallowed-function-list=...
* common.opt (Wdisallowed-function-list=): New flag.
* flags.h (warn_disallowed_functions): External definition of new
boolean warning flag.
(warn_if_disallowed_function_p): Declare new function.
* opts.c (warning_disallowed_functions): New static variable.
(warn_disallowed_functions): New boolean warning flag.
(warn_if_disallowed_function_p): New function.
(add_comma_separated_to_vector): Rename
add_instrument_functions_exclude_list to this.
(common_handle_option): Handle new option. Rename calls to
add_instrument_functions_exclude_list into calls to
add_comma_separated_to_vector.
* c-parser.c (c_parser_postfix_expression_after_primary): New warning
based on flag warn_disallowed_functions.
2008-07-09 Christian Bruel <christian.bruel@st.com>
* final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
instead of get_attr_length.
2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
* genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
keywords.
* genemit.c (gen_insn): Likewise.
* gengtype.c (note_def_vec): Likewise.
* gengtype.h (note_def_vec): Likewise.
* genoutput.c (struct data, output_insn_data, process_template,
gen_expand, gen_split, note_constraint): Likewise.
* genrecog.c (new_decision, add_to_sequence, factor_tests,
make_insn_sequence): Likewise.
* gensupport.c (record_insn_name): Likewise.
2008-07-08 Doug Kwan <dougkwan@google.com>
* config/arm/arm.opt (mandroid): New option.
* config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
(LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
(CC1_SPEC): Same.
(CC1PLUS_SPEC): Same.
(LIB_SPEC): Same.
(STARTFILE_SPEC): Same.
(ENDFILE_SPEC): Same.
(TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
used.
2008-07-08 Raksit Ashok <raksit@google.com>
* expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
(set_storage_via_setmem): Fix expected_align parameter.
* doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
missing from the list.
* doc/md.texi (movmem): Explicitly state that expected alignment is
to be expressed in bytes.
(setmem): Explicitly state that expected alignment is to be expressed
in bytes.
2008-07-08 Joseph Myers <joseph@codesourcery.com>
* reload.c (find_reloads_subreg_address): Do not require validity
of address in original mode before reloading address.
2008-07-07 Tianwei Sheng <tianweis@google.com>
* df-core.c (df_remove_problem): Adjust the access to avoid out of
bounds array access.
2008-07-08 Jakub Jelinek <jakub@redhat.com>
* tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
2008-07-05 Daniel Berlin <dberlin@dberlin.org>
Fix PR tree-optimization/23455
Fix PR tree-optimization/35286
Fix PR tree-optimization/35287
* Makefile.in (OBJS-common): Remove tree-vn.o.
(tree-vn.o): Remove.
* dbgcnt.def: Add treepre_insert debug counter.
* gcc/tree-flow.h (add_to_value): Updated for other changes.
(debug_value_expressions): Ditto.
(print_value_expressions): Ditto.
* tree-pretty-print.c (dump_generic_node): Updated for
VALUE_HANDLE removal.
* tree-ssa-dom.c (record_equality): Ditto.
(cprop_operand): Ditto.
(lookup_avail_expr): Ditto.
* tree-ssa-threadedge.c
(record_temporary_equivalences_from_stmts_at_dest): Ditto.
(simplify_control_stmt_condition): Ditto.
* tree.c (tree_code_size): Ditto.
(tree_node_structure): Ditto.
(iterative_hash_expr): Ditto.
* tree.def: Ditto.
* tree.h (VALUE_HANDLE_ID): Ditto.
(VALUE_HANDLE_EXPR_SET): Ditto.
(struct tree_value_handle): Ditto.
(union tree_node): Ditto.
* treestruct.def: Ditto.
* tree-vn.c: Removed.
* tree-ssa-pre.c: Rewritten entirely.
* tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
(constant_value_ids): Ditto.
(vn_nary_op_t): Moved to header.
(vn_phi_t): Ditto.
(vn_reference_op_t): Ditto
(vn_reference_t): Ditto.
(next_value_id): New variable.
(VN_INFO): Add an assert.
(vn_constant_eq): New function.
(vn_constant_hash): Ditto.
(get_or_alloc_constant_value_id): Ditto.
(value_id_constant_p): Ditto.
(vn_reference_compute_hash): De-staticify.
(copy_reference_ops_from_ref): Don't use get_callee_fndecl.
Disable some code with a FIXME. Remove VALUE_HANDLE use.
(valueize_refs): Update opcode if it changes from ssa name to constant.
(vn_reference_lookup_1): Add new argument.
(vn_reference_lookup): Ditto.
(vn_reference_lookup_pieces): New function.
(vn_reference_insert): Add return type. Modify to deal with value ids.
(vn_reference_insert_pieces): New function.
(vn_nary_op_compute_hash): De-staticify.
(vn_nary_op_eq): Ditto.
(vn_nary_op_lookup_pieces): New function.
(vn_nary_op_lookup): Add new argument.
(vn_nary_op_insert_pieces): New function.
(vn_nary_op_insert): Add return type. Modify to deal with value ids.
(vn_phi_insert): Ditto.
(visit_unary_op): Update for callee changes.
(visit_binary_op): Ditto.
(visit_reference_op_load): Ditto.
(visit_reference_op_store): Ditto.
(init_scc_vn): Init next_value_id, constant_to_value_id and
constant_value_ids.
(free_scc_vn): Free them.
(set_hashtable_value_ids): New function.
(run_scc_vn): Use it.
(get_max_value_id): New function.
(get_next_value_id): Ditto.
(expressions_equal_p): Moved from tree-vn.c
(sort_vuses): Ditto.
(sort_vuses_heap): Ditto.
* tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
above).
* tree.c (iterative_hash_hashval_t): Made non-static
* tree.h (iterative_hash_hashval_t): Declare it.
2008-07-08 Martin Jambor <mjambor@suse.cz>
* ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
instead of ipa_create_node_params.
(ipcp_driver): Allocate infos with ipa_check_create_node_params and
ipa_check_create_edge_args, free them with
free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
* ipa-prop.c: Include flags.h and tree-inline.h.
(ipa_node_params_vector): New variable.
(ipa_edge_args_vector): New variable.
(edge_removal_hook_holder): New variable.
(node_removal_hook_holder): New variable.
(edge_duplication_hook_holder): New variable.
(node_duplication_hook_holder): New variable.
(ipa_detect_param_modifications): Check for presence of modified flags.
(ipa_compute_jump_functions): Check for presence of jump functions.
(ipa_free_edge_args_substructures): New function.
(ipa_create_node_params): Removed.
(ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
(ipa_free_node_params_substructures): New function.
(ipa_free_all_node_params): Changed to deallocate the on-the-side
vector.
(ipa_edge_removal_hook): New function.
(ipa_node_removal_hook): New function.
(duplicate_array): New function.
(ipa_edge_duplication_hook): New function.
(ipa_node_duplication_hook): New function.
(ipa_register_cgraph_hooks): New function.
(ipa_unregister_cgraph_hooks): New function.
(free_all_ipa_structures_after_ipa_cp): New function.
* ipa-prop.h: Include vec.h.
(ipa_node_params_t): New typedef with vector types for it.
(ipa_edge_args_t): New typedef with vector types for it.
(IPA_NODE_REF): Changed to access an on-the-side vector.
(IPA_EDGE_REF): Changed to access an on-the-side vector.
(ipa_check_create_node_params): New function.
(ipa_check_create_edge_args): New function.
* Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
all users.
2008-07-07 Tom Tromey <tromey@redhat.com>
* configure, config.in: Rebuilt.
* configure.ac: Don't check for scandir or alphasort.
2008-07-07 Joseph Myers <joseph@codesourcery.com>
* config/arm/arm.c (arm_init_neon_builtins): Register built-in
types immediately after creating them.
2008-07-07 Joseph Myers <joseph@codesourcery.com>
* config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
* tree-ssa-structalias.c (compute_points_to_sets): Add call to
dump_constraint_graph.
(dump_constraint_edge): New function.
(dump_constraint_graph): New function.
(debug_constraint_graph): New function.
(dump_constraint): Removed useless comparison.
* tree-ssa-structalias.h (dump_constraint_edge): Declare.
(dump_constraint_graph): Declare.
(debug_constraint_graph): Declare.
* tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
2008-07-07 Kai Tietz <kai.tietz@onevision.com>
* config/i386/i386.c (is_va_list_char_pointer): New.
(ix86_va_start): Replace compare with ms_va_list_type_node
by is_va_list_char_pointer.
(ix86_gimplify_va_arg): Likewise.
2008-07-07 Martin Jambor <mjambor@suse.cz>
* cgraph.c (cgraph_edge_max_uid): New variable.
(struct cgraph_edge_hook_list): New type.
(struct cgraph_node_hook_list): New type.
(struct cgraph_2edge_hook_list): New type.
(struct cgraph_2node_hook_list): New type.
(first_cgraph_edge_removal_hook): New variable.
(first_cgraph_node_removal_hook): New variable.
(first_cgraph_edge_duplicated_hook): New variable.
(first_cgraph_node_duplicated_hook): New variable.
(cgraph_add_edge_removal_hook): New function.
(cgraph_remove_edge_removal_hook): New function.
(cgraph_call_edge_removal_hooks): New function.
(cgraph_add_node_removal_hook): New function.
(cgraph_remove_node_removal_hook): New function.
(cgraph_call_node_removal_hooks): New function.
(cgraph_add_edge_duplication_hook): New function.
(cgraph_remove_edge_duplication_hook): New function.
(cgraph_call_edge_duplication_hooks): New function.
(cgraph_add_node_duplication_hook): New function.
(cgraph_remove_node_duplication_hook): New function.
(cgraph_call_node_duplication_hooks): New function.
(cgraph_create_edge): Assign to edge uid.
(cgraph_remove_edge): Call edge removal hooks.
(cgraph_node_remove_callees): Call edge removal hooks.
(cgraph_node_remove_callers): Call edge removal hooks.
(cgraph_remove_node): Call node removal hooks.
(cgraph_clone_edge): Call edge duplication hooks.
(cgraph_clone_node): Call node duplication hooks.
* cgraph.h (cgraph_edge): New field uid.
(cgraph_edge_hook): New type.
(cgraph_node_hook): New type.
(cgraph_2edge_hook): New type.
(cgraph_2node_hook): New type.
2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
* config.in: Regenerate.
2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
* gcc.c (print_sysroot): New.
(option_map, display_help, process_command): Handle the
-print-sysroot option.
(main): Print the sysroot if requested.
* doc/invoke.texi (Debugging Options): Document -print-sysroot.
2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
PR target/34780
* unwind-pe.h (size_of_encoded_value): add attribute unused.
2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
* function.c (assign_parm_remove_parallels): Check mode of entry_parm.
(assign_parm_setup_block_p): Also check mode of entry_parm.
2008-07-07 Richard Guenther <rguenther@suse.de>
* tree-ssa-structalias.h (set_used_smts): Remove.
* tree-ssa-structalias.c (used_smts): Likewise.
(set_used_smts): Likewise.
* tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
call to set_used_smts.
2008-07-07 Richard Guenther <rguenther@suse.de>
* tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
(new_var_info): Set it to false.
(solution_set_add): Correctly handle pointers outside a var and
inside a field.
(type_safe): Treat variables with is_full_var properly.
(do_sd_constraint): Likewise.
(do_ds_constraint): Likewise.
(process_constraint): Remove zeroing offset for !use_field_sensitive.
(get_constraint_for_ptr_offset): New function.
(get_constraint_for_component_ref): For addresses at least include
the last field of the variable. Handle is_full_vars properly.
(get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
(handle_ptr_arith): Remove.
(find_func_aliases): Simplify assignment handling.
(create_function_info_for): For parameter and result varinfos set
is_full_var flag.
(create_variable_info_for): Set is_full_var flag whenever we
just created a single varinfo for a decl.
(init_alias_vars): Initialize use_field_sensitive from
max-fields-for-field-sensitive parameter.
2008-07-07 Richard Guenther <rguenther@suse.de>
PR tree-optimization/36713
* tree-flow-inline.h (is_call_used): New function.
* tree-nrv.c (dest_safe_for_nrv_p): Use it.
* tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
* tree-outof-ssa.c (create_temp): Set call-used flag if required.
2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
* config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
* config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
Nathan Sidwell <nathan@codesourcery.com>
* config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
tmake_file.
* config/m68k/t-linux: New.
* doc/install.texi: Document m68k-*-linux is now multilibbed by
default.
2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
* config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
* config/m68k/m68k-devices.def: Remove multilibs that only differ
by MAC/EMAC.
2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
* gcc.c (execute): Fix -Wc++-compat warning.
2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
PR target/36720
* config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
constant for little endian.
2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
* config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
mips_base_mips16 instead of TARGET_MIPS16.
(mips_base_mips16): Declare.
* config/mips/mips.c (mips_base_mips16): Make global.
(was_mips16_p): Remove GTY marker.
(was_mips16_pch_p): New variable.
(mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
(mips_override_options): Force to non-MIPS16 mode initially.
Do not complain about MIPS16 PIC incompatibilities here.
Only allow -mgpopt if -mexplicit-relocs is in force for
non-MIPS16 code.
2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
* configure.ac: Check for caddr_t, define to char * if not defined.
* configure: Regenerate.
* ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
(mmap_gt_pch_use_address): Likewise.
* config/host-solaris.c (sol_gt_pch_use_address): Likewise.
2008-07-06 Richard Guenther <rguenther@suse.de>
* tree-ssa-structalias.c (struct variable_info): Remove has_union.
(new_var_info): Deal with it.
(solution_set_add): Likewise.
(bitpos_of_field): Make signed, fix.
(struct fieldoff): Remove type and decl fields. Make size field
unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
flags.
(fieldoff_compare): Deal with it.
(push_fields_onto_fieldstack): Remove has_union argument, glob
adjacent non-pointer fields together.
(create_function_info_for): Do not set has_union.
(create_variable_info_for): Simplify.
2008-07-06 Kai Tietz <kai.tietz@onevision.com>
* config.gcc (extra_headers): Add cross-stdarg.h for target
x86_64-*-* and i?86-*-*.
* config/i386/cross-stdarg.h: New.
* builtins.c (std_fn_abi_va_list): New.
(std_canonical_va_list_type): New.
(stabilize_va_list): Replace va_list_type_node use by
mtarget.canonical_va_list_type.
(gimplify_va_arg_expr): Likewise.
(expand_builtin_va_copy): Replace va_list_type_node use by
mtarget.fn_abi_va_list.
* tree-sra.c (is_va_list_type): New helper.
(decl_can_be_decomposed_p): Replace
va_list_type_node use by is_va_list_type.
* tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
* tree-stdarg.c (execute_optimize_stdarg): Likewise.
* c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
* config/i386/i386-protos.h (ix86_get_valist_type): New.
(ix86_enum_va_list): New.
* config/i386/i386.c (sysv_va_list_type_node): New.
(ms_va_list_type_node): New.
(ix86_function_type_abi): Remove sorry.
(ix86_build_builtin_va_list_abi): New.
(ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
for 64-bit targets.
(ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
(ix86_init_builtins_va_builtins_abi): New.
(ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
for 64-bit targets.
(ix86_handle_abi_attribute): New.
(attribute_spec): Add sysv_abi and ms_abi.
(ix86_fn_abi_va_list): New.
(ix86_canonical_va_list_type): New.
(ix86_enum_va_list): New.
(TARGET_FN_ABI_VA_LIST): New.
(TARGET_CANONICAL_VA_LIST_TYPE): New.
* config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
* doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
(TARGET_CANONICAL_VA_LIST_TYPE): New.
(TARGET_ENUM_VA_LIST): New.
* expr.h (std_fn_abi_va_list): New.
(std_canonical_va_list_type): New.
* target-def.h (TARGET_FN_ABI_VA_LIST): New.
(TARGET_CANONICAL_VA_LIST_TYPE): New.
(TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
TARGET_CANONICAL_VA_LIST_TYPE.
* target.h (struct gcc_target): Add fn_abi_va_list hook
and canonical_va_list_type hook.
2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
* fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
integral and pointer types.
2008-07-04 Roger Sayle <roger@eyesopen.com>
* config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
PR target/36684
* config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
2008-07-04 Jakub Jelinek <jakub@redhat.com>
* tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
build_gimple_modify_stmt.
(build_arrays, gen_inbound_check): Likewise. Force RHS to be
gimple operand. Use fold_build* instead of build*.
2008-07-04 Richard Guenther <rguenther@suse.de>
* tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
(do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
properly to compute the reachability set if we do field-sensitive PTA.
* invoke.texi (max-fields-for-field-sensitive): Document default.
* opts.c (decode_options): Set max-fields-for-field-sensitive to
100 for optimize >= 2.
2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
* ggc-zone.c (lookup_page_table_if_allocated,
set_page_table_entry, zone_find_object_size, alloc_small_page,
alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
-Wc++-compat and/or -Wcast-qual warnings.
2008-07-04 Alan Modra <amodra@bigpond.net.au>
PR target/36634
* config/rs6000/rs6000.md (call, call_value): Don't arrange for
pic_offset_table_rtx to be marked as used here.
(call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
(call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
(sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
!TARGET_SECURE_PLT.
2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
* alloc-pool.c (hash_descriptor, eq_descriptor,
alloc_pool_descriptor): Fix -Wc++-compat warnings.
* bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
Likewise.
* ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
* varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
Likewise.
2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
* tree-flow.h (loop_only_exit_p): Declare.
* tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
* tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
the number of iterations if it is constant. Otherwise, if this is the
only possible exit of the loop, use the conservative estimate on the
number of iterations of the entire loop if available.
2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
* Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
* libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
Add synchronization functions.
* config/sync.c: New file.
* config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
(LIBGCC_SYNC_CFLAGS): Likewise.
2008-07-03 Uros Bizjak <ubizjak@gmail.com>
PR target/36710
* config/i386/i386.md (mode): Add TF to "mode" attribute.
(*pushtf_sse): New insn pattern.
(pushtf splitters): New splitters.
2008-07-03 Michael Meissner <gnu@the-meissners.org>
PR middle-end/35736
* predict.c (build_predict_expr): Use void_type_node for the tree
type, instead of NULL_TREE.
2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/i386.c (contains_aligned_value_p): Return true
for TCmode.
(ix86_data_alignment): Align TCmode to 128bits.
(ix86_local_alignment): Likewise.
2008-07-03 Andrew Haley <aph@redhat.com>
PR bootstrap/33304
* vec.h (VEC_TA): New.
(DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
* c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
(C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
(C_COMMON_FIXED_TYPES): Remove first arg.
(C_COMMON_FIXED_MODE_TYPES): Likewise.
* tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
not to use empty macro arguments.
2008-07-02 Joseph Myers <joseph@codesourcery.com>
* config/alpha/vms_tramp.asm, config/arm/crti.asm,
config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
config/i386/sol2-gc1.asm, config/ia64/crti.asm,
config/ia64/crtn.asm, config/m68hc11/larith.asm,
config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
config/rs6000/e500crtres64gpr.asm,
config/rs6000/e500crtres64gprctr.asm,
config/rs6000/e500crtrest32gpr.asm,
config/rs6000/e500crtrest64gpr.asm,
config/rs6000/e500crtresx32gpr.asm,
config/rs6000/e500crtresx64gpr.asm,
config/rs6000/e500crtsav32gpr.asm,
config/rs6000/e500crtsav64gpr.asm,
config/rs6000/e500crtsav64gprctr.asm,
config/rs6000/e500crtsavg32gpr.asm,
config/rs6000/e500crtsavg64gpr.asm,
config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
config/sparc/sol2-cn.asm: Remove .file directives.
2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
* resource.c (mark_referenced_resources): Look inside
UNSPEC_VOLATILEs and ASM_INPUTs.
2008-07-02 Ian Lance Taylor <iant@google.com>
* rtlanal.c (add_reg_note): New function.
* rtl.h (add_reg_note): Declare.
* auto-inc-dec.c (attempt_change): Use add_reg_note.
* bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
* builtins.c (expand_builtin_longjmp): Likewise.
(expand_builtin_nonlocal_goto): Likewise.
* calls.c (emit_call_1, expand_call): Likewise.
* cfgexpand.c (add_reg_br_prob_note): Likewise.
* cfglayout.c (fixup_reorder_chain): Likewise.
* cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
(commit_one_edge_insertion): Likewise.
* combine.c (move_deaths, distribute_notes): Likewise.
* df-problems.c (df_set_note): Likewise.
* emit-rtl.c (link_cc0_insns, try_split): Likewise.
(set_unique_reg_note): Likewise.
(emit_copy_of_insn_after): Likewise.
* expr.c (expand_expr_real): Likewise.
* gcse.c (add_label_notes): Likewise.
* haifa-sched.c (create_check_block_twin): Likewise.
* jump.c (mark_jump_label_1): Likewise.
* loop-doloop.c (add_test, doloop_modify): Likewise.
* loop-unswitch.c (compare_and_jump_seq): Likewise.
* lower-subreg.c (move_eh_region_note): Likewise.
* optabs.c (emit_libcall_block): Likewise.
* predict.c (predict_insn): Likewise.
(combine_predictions_for_insn): Likewise.
* recog.c (peephole2_optimize): Likewise.
* regmove.c (try_auto_increment): Likewise.
* reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
* reload.c (find_reloads): Likewise.
* reload1.c (fixup_eh_region_note): Likewise.
(reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
* reorg.c (delete_prior_computation): Likewise.
(delete_computation, dbr_schedule): Likewise.
* config/pa/pa.c (legitimize_pic_address): Likewise.
* config/sh/sh.c (sh_reorg): Likewise.
2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
PR target/36669
* config/libgcc-glibc.ver: Add %exclude.
* config/m32r/libgcc-glibc.ver: Likwise.
* config/s390/libgcc-glibc.ver: Likwise.
* config/sh/libgcc-glibc.ver: Likwise.
* config/sparc/libgcc-sparc-glibc.ver: Likwise.
* config/i386/libgcc-glibc.ver: New.
* config/i386/libgcc-x86_64-glibc.ver: Removed.
2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
* config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
i[34567]86-*-linux*, x86_64-*-linux*. Add
i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
x86_64-*-linux*. Add i386/t-linux to tmake_file for
i[34567]86-*-linux*, x86_64-*-linux*.
* libgcc-std.ver: Add empty GCC_4.4.0.
* mkmap-symver.awk: Support multiple versions per symbol.
* config/i386/i386.c (ix86_init_builtins): Always define
__builtin_fabsq and __builtin_copysignq with fallbacks.
(ix86_expand_builtin): Emit normal call for __builtin_fabsq
and __builtin_copysignq if SSE2 isn't available.
* config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
(LIBGCC2_TF_CEXT): Likwise.
(TF_SIZE): Likwise.
* config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
* config/i386/sfp-machine.h: Moved to libgcc.
* config/i386/sfp-machine.h: New.
* config/i386/t-linux: Likwise.
* config/i386/t-darwin: Remove softfp_wrap_start and
softfp_wrap_end.
* config/i386/t-darwin64: Likewise.
* config/i386/t-fprules-softfp64: Renamed to ...
* config/i386/t-fprules-softfp: This.
* config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
and softfp_wrap_end.
2008-07-02 Jason Merrill <jason@redhat.com>
* tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
* tree.c (ctor_to_list): New fn.
* tree.h: Declare it.
(CONSTRUCTOR_ELT): New macro.
(CONSTRUCTOR_NELTS): New macro.
2008-07-02 Richard Guenther <rguenther@suse.de>
* tree-ssa-structalias.c (struct variable_info): Reorder
to fill padding on 64bit hosts. Make collapsed_to an int.
(get_varinfo_fc): Deal with that.
(new_var_info): Likewise.
(collapse_rest_of_var): Likewise.
2008-07-02 Joshua Sumali <jsumali@redhat.com>
* doc/install.texi (--enable-java-home): Document.
(--enable-aot-compile-rpm): Likewise.
(--with-arch-directory): Likewise.
(--with-os-directory): Likewise.
(--with-origin-name): Likewise.
(--with-arch-suffix): Likewise.
(--with-jvm-root-dir): Likewise.
(--with-jvm-jar-dir): Likewise.
(--with-python-dir): Likewise.
2008-07-02 Richard Guenther <rguenther@suse.de>
* tree-ssa-forwprop.c (can_propagate_from): Exclude loads
from decls explicitly. Merge operand checking from tuples.
2008-07-02 Martin Jambor <mjambor@suse.cz>
* tree-switch-conversion.c: Included timevar.h which I forgot before.
2008-07-02 Martin Jambor <mjambor@suse.cz>
* tree-switch-conversion.c: Included timevar.h
(pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
* timevar.def: Added TV_TREE_SWITCH_CONVERSION.
2008-07-02 Martin Jambor <mjambor@suse.cz>
* tree-switch-conversion.c: Corrected various comments and
whitespace issues
(build_constructors): Fixed minor formatting mistakes.
* invoke.texi (Optimize Options): Corrected the
switch-conversion-max-branch-ratio parameter.
2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
* final.c (asm_insn_count): Return zero for an empty asm body.
2008-07-02 Richard Guenther <rguenther@suse.de>
* bitmap.h (bitmap_set_bit): Return bool.
(bitmap_clear_bit): Likewise.
* bitmap.c (bitmap_set_bit): Return if the bit changed. Only
write to the bitmap if it would.
(bitmap_clear_bit): Likewise.
* tree-ssa-structalias.c (add_implicit_graph_edge): Use
bitmap_set_bit return value.
(add_pred_graph_edge): Likewise.
(add_graph_edge): Likewise.
(do_sd_constraint): Likewise.
(do_ds_constraint): Likewise.
2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
* config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
Fix -Wc++-compat and/or -Wcast-qual warnings.
* config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
gen_regparm_prefix): Likewise.
* vmsdbgout.c (write_modbeg, lookup_filename,
vmsdbgout_source_line, vmsdbgout_init): Likewise.
2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
* config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
defaults.h definition apply.
2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
* function.c (assign_parm_remove_parallels): New.
(assign_parm_setup_block_p): Do not return true for non-BLKmode
PARALLELs.
(assign_parm_setup_block): Do not handle them.
(assign_parm_setup_reg, assign_parm_setup_stack): Call
assign_parm_remove_parallels.
2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
* c-typeck.c (convert_for_assignment): Use
vector_targets_convertible_p.
* c-common.c (vector_targets_convertible_p): New.
* c-common.h (vector_targets_convertible_p): New prototype.
* config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
opaque_p_V2SI_type_node.
2008-07-01 Steve Ellcey <sje@cup.hp.com>
* config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
RFmode constants.
2008-07-01 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
TFmode constants via two element DImode vector for hosts with
HOST_BITS_PER_WIDE_INT < 64.
(ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
also for HOST_BITS_PER_WIDE_INT < 64.
2008-07-01 Richard Guenther <rguenther@suse.de>
PR tree-optimization/36666
* tree-ssa-structalias.c (get_constraint_for_1): Declare.
(get_constraint_exp_from_ssa_var): Split into ...
(get_constraint_exp_for_temp): ... this ...
(get_constraint_for_ssa_var): ... and that.
Return constraint expressions for all touched sub-fields
if the results address is not taken.
(process_constraint): Remove assertion that aggregate
assignments do not happen at this place.
(get_constraint_for_component_ref): Add address_p argument.
Return constraint expressions for all touched sub-fields
if the results address is not taken.
(do_deref): Use get_constraint_exp_for_temp.
(get_constraint_for_1): Rename from ...
(get_constraint_for): ... this. Add the old function as wrapper.
(do_structure_copy): Use get_constraint_for_1.
2008-07-01 Martin Jambor <mjambor@suse.cz>
* Makefile.in (tree-switch-conversion.o): Add.
(OBJS-common): Add tree-swtch-conversion.o.
* passes.c (init_optimization_passes): Add pass_convert_switch.
* tree-pass.h: (pass_convert_switch): Add.
* tree-switch-conversion.c: New file.
* gcc.dg/tree-ssa/cswtch.c: New testcase.
* common.opt (ftree-cswtch): New option.
* params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
* params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
* opts.c (decode_options): Set flag_tree_switch_conversion when
optimization level is >= 2.
* doc/invoke.texi (Optimize Options): Added description of
-ftree-swtch-conversion and switch-conversion-max-branch-ratio.
2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
* config/darwin-driver.c (darwin_default_min_version): Fix
-Wc++-compat warnings.
2008-06-30 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
of operand 0.
2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
* ifcvt.c (cond_move_process_if_block): Free vectors on false return.
2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
PR rtl-optimization/34744
* df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
(df_scan_free_internal): Free data structures not
allocated in storage pools.
(df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
(df_refs_add_to_chains): Use df_scan_free_ref_vec and
df_scan_free_mws_vec.
* dse.c (dse_step6): Free offset_map_p and offset_map_n
unconditionally.
2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/i386.c (contains_aligned_value_p): Return true
for __float128.
(ix86_function_arg_boundary): Return its natural boundary
for __float128.
(return_in_memory_32): Don't check TDmode.
(ix86_split_to_parts): Support splitting into 4 parts and
support TFmode for 32bit target.
(ix86_split_long_move): Support splitting into 4 parts.
(bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
for SSE2.
(ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
(ix86_init_builtins): Here.
(ix86_scalar_mode_supported_p): Always return true for TFmode.
(ix86_c_mode_for_suffix): Always return TFmode and XFmode for
'q' and 'w', respectively.
* config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
TARGET_64BIT.
(movtf_internal): Likewise.
(<code>tf2): Likewise.
(*absnegtf2_sse): Likewise.
(copysign<mode>3): Likewise.
(copysign<mode>3_const): Likewise.
(copysign<mode>3_var): Likewise.
(define_split UNSPEC_COPYSIGN): Likewise.
* config/i386/sse.md (*nandtf3): Likewise.
(<code>tf3): Likewise.
(*<code>tf3): Likewise.
2008-06-30 Joey Ye <joey.ye@intel.com>
H.J. Lu <hongjiu.lu@intel.com>
* global.c (compute_regsets): Set frame_pointer_needed here.
* reload1.c (init_elim_table): Don't set frame_pointer_needed here.
2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
* doc/install.texi (specific): Expand Windows build notes.
2008-06-30 Ira Rosen <irar@il.ibm.com>
PR tree-optimization/36648
* tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
number of prolog iterations by step. Fix the comment.
2008-06-30 Richard Guenther <rguenther@suse.de>
PR middle-end/36671
* tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
handle calls from ECF_MALLOC functions.
(handle_pure_call): ECF_MALLOC functions do not return
call-used memory.
(find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
2008-06-29 Andreas Schwab <schwab@suse.de>
* config/m68k/m68k.c (print_operand): Always print a float
constant in hex.
* config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
(ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
Remove macros.
* config/rs6000/x-linux64: Remove never used file.
2008-06-29 Richard Guenther <rguenther@suse.de>
* tree-ssa-structalias.h (compute_points_to_sets): Adjust
prototype.
(struct alias_info): Move ...
* tree-ssa-alias.c: ... here.
(update_alias_info): Declare.
(compute_may_aliases): Call it.
(update_alias_info): New function.
* tree-ssa-structalias.c (update_alias_info): Move ...
* tree-ssa-alias.c (update_alias_info_1): ... here.
* tree-ssa-structalias.c (process_constraint_1): Remove
unused from_call argument. Rename to ...
(process_constraint): ... this. Delete old wrapper.
(make_constraint_to): Adjust callers.
(handle_const_call): Likewise.
(handle_pure_call): Likewise.
(init_base_vars): Likewise.
(handle_lhs_call): Likewise. Remove unnecessary constraint.
(find_func_aliases): We don't need structure copies for
complex types.
(make_constraint_from_anything): Remove.
(create_variable_info_for): For globals make constraints
from escaped, not from anything.
(compute_points_to_sets): Do not call update_alias_info.
(ipa_pta_execute): Use make_constraint_from.
2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
* Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
(bitmap.o-warn, dominance.o-warn): New.
* configure.ac (cxx_compat_warn): Delete.
(loose_warn): Add -Wcast-qual and -Wc++-compat.
* system.h: Remove #pragma diagnostic for -Wcast-qual and
-Wc++-compat.
* configure: Regenerate.
* optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
warnings.
2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
* alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
* df-scan.c (df_notes_rescan): Likewise.
* ggc-page.c (set_page_table_entry): Likewise.
* intl.c (gcc_gettext_width): Likewise.
* varasm.c (get_unnamed_section, get_noswitch_section,
get_section): Likewise.
2008-06-28 Andrew Jenner <andrew@codesourcery.com>
* regrename.c (build_def_use): Don't copy RTX.
2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
* doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
(Type Attributes): Fix nesting of @table and @subsection. Adjust
punctuation. Use @ref instead of @xref.
(Function Names): Remove stray @display/@end display.
(C++ Attributes): Use @ref instead of @xref.
(Deprecated Features): Fix punctuation around @xref.
(Backwards Compatibility): Likewise.
* doc/rtl.texi (Incdec): Remove stray @table/@end table.
2008-06-28 Joseph Myers <joseph@codesourcery.com>
* config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
constants for E500 double.
2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
* doc/rtl.texi (const_vector): Document const_fixed as legitimate
element type of const_vector.
2008-06-28 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
Remove FLAGS_REG clobber from expander pattern.
(subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
(anddi3, andsi3, andhi3, andqi3): Ditto.
(iordi3, iorsi3, iorhi3, iorqi3): Ditto.
(xordi3, xorsi3, xorhi3, xorqi3): Ditto.
(negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
(ashlsi3, ashlhi3, ashlqi3): Ditto.
(ashrsi3, ashrhi3, ashrqi3): Ditto.
(lshrsi3, lshrhi3, lshrqi3): Ditto.
(rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
(rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
2008-06-28 Richard Guenther <rguenther@suse.de>
* tree-ssa-structalias.c (callused_id, var_callused,
callused_tree): Add.
(handle_pure_call): New function.
(find_func_aliases): Call it.
(find_what_p_points_to): Handle the call-used set.
(clobber_what_escaped): Likewise.
(compute_call_used_vars): New function.
(init_base_vars): Init the call-used variable.
(do_sd_constraint): Do not propagate the solution from CALLUSED
but use CALLUSED as a placeholder.
(solve_graph): Likewise.
* tree-flow-inline.h (gimple_call_used_vars): New function.
* tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
(compute_call_used_vars): Declare.
* tree-ssa-alias.c (set_initial_properties): Call
compute_call_used_vars.
(reset_alias_info): Clear call-used variables.
(add_call_clobber_ops): Assert we are not called for const/pure
functions. Remove handling of them.
(add_call_read_ops): Handle pure functions by adding the
call-used set of variables as VUSEs.
* tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
(delete_tree_ssa): Free it.
* tree-dfa.c (remove_referenced_var): Clear the var from the
call-used bitmap.
2008-06-28 Kai Tietz <kai.tietz@onevision.com>
* tree.c (build_varargs_function_type_list): New.
(build_function_type_list_1): New.
(build_function_type_list): Use build_function_type_list_1.
* tree.h (build_varargs_function_type_list): New.
2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
PR target/34856
* config/spu/spu.c (spu_builtin_splats): Do not generate
invalid CONST_VECTOR expressions.
(spu_expand_vector_init): Likewise.
2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
* optabs.c (libfunc_decls): New variable.
(libfunc_decl_hash, libfunc_decl_eq): New functions.
(init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
for the same function twice.
2008-06-27 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
ix86_expand_binary_operator directly.
(*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
for operand 2.
(*ashrti3_1): Ditto.
(*lshrti3_1): Ditto.
(*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
(ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
using only one splitter. Conditionaly execute splitter before or
after peephole2 pass.
(ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
(x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
Use only one alternative in asm template.
(x86_64_shld): Compress operand 2 constraints. Use only one alternative
in asm template.
(*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
"J" operand constraint for operand 2.
(*ashldi3_cconly_rex64): Ditto.
(*ashrdi3_cmp_rex64): Ditto.
(*ashrdi3_cconly_rex64): Ditto.
(*lshrdi3_cmp_rex64): Ditto.
(*lshrdi3_cconly_rex64): Ditto.
* config/i386/predicates.md (const_1_to_63_operand): New predicate.
* config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
(split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
gen_x86_shrd_1.
2008-06-27 Jakub Jelinek <jakub@redhat.com>
* gimplify.c (omp_is_private): Don't return true if decl is not
already private on #pragma omp for or #pragma omp parallel for.
PR debug/36617
* tree-cfg.c (struct move_stmt_d): Replace block field with
orig_block and new_block fields.
(move_stmt_r): Only set TREE_BLOCK to p->new_block if
if it used to be NULL, p->orig_block or if p->orig_block is NULL.
(move_block_to_fn): Replace vars_map and new_label_map arguments
with struct move_stmt_d pointer.
(replace_block_vars_by_duplicates): New function.
(move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
all subblocks of ORIG_BLOCK to the new function. Call
replace_block_vars_by_duplicates.
* tree-flow.h (move_sese_region_to_fn): Adjust prototype.
* omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
BLOCK of the new function. Adjust move_sese_region_to_fn caller.
Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
(expand_omp): Temporarily set input_location to the location of
region's controlling stmt.
(lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
BIND_EXPR, push ctx->block_vars and gimplification vars into
the BIND_EXPR and its block's BLOCK_VARS instead of directly
into dest function.
(lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
there are any BLOCK_VARS.
(lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
OMP_PARALLEL or OMP_TASK stmt.
(lower_omp): Save and restore input_location around the lower_omp_1
call.
2008-06-27 Richard Guenther <rguenther@suse.de>
PR tree-optimization/36400
PR tree-optimization/36373
PR tree-optimization/36344
* tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
var_nonlocal, nonlocal_tree, nonlocal_id): New globals
(update_alias_info): Remove call clobbering code.
(make_constraint_to): New helper function.
(make_escape_constraint): Likewise.
(handle_rhs_call): Use it on all pointer containing arguments.
Also mark the static chain escaped.
(handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
instead of ANYTHING.
(make_constraint_from): New helper split out from ...
(make_constraint_from_anything): ... here.
(find_func_aliases): Add constraints for escape sites.
(intra_create_variable_infos): Make constraints from NONLOCAL
for parameters.
(find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
as ANYTHING.
(clobber_what_p_points_to): Remove.
(clobber_what_escaped): New function.
(init_base_vars): Init NONLOCAL and ESCAPED.
(do_sd_constraint): Do not propagate the solution from ESCAPED
but use ESCAPED as a placeholder.
(solve_graph): Likewise.
* tree-flow.h (clobber_what_p_points_to): Remove.
(clobber_what_escaped): Declare.
* tree-ssa-alias.c (set_initial_properties): Call it.
Remove code clobbering escaped pointers.
2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
* function.c (allocate_struct_function): Only allocate a unique
funcdef_no if the decl is nonzero.
2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
* config/mips/mips-protos.h (mips_split_const_insns): Declare.
* config/mips/mips.c (mips_split_const_insns): New function.
* config/mips/mips.md (move_type): New attribute.
(mode): Move attribute definition earlier in file. Add "TI" and "TF".
(dword_mode): New attribute.
(type): Avoid long line. Map "move_type"s to "type"s,
choosing "multi" for doubleword moves if appropriate.
Swap MTC/MFC comments to match their declaration order.
(extended_mips16): Default to "yes" if "move_type" is "sll0",
"type" is "branch" or "jal" is "direct".
(length): Handle "extended_mips16" first. Make the default
"0" for "ghost" instructions. Set the length from "move_type".
(truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
of "type", with "sll0" for the register alternative. Remove the
"extended_mips16" attribute.
(zero_extendsidi2, *clear_upper32): Use "move_type" instead
of "type", with "shift_shift" for the register alternative.
Remove the "length" attribute.
(*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
(*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
of "type", with "andi" for the register alternative.
(*zero_extendqihi2): Likewise.
(*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
of "andi" instead of a "type" of "arith".
(*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
instead of "type".
(*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
(mov_<store>r, *mov<mode>_ra): Likewise.
(extendsidi2): Use "move_type" instead of "type", with "move"
for the register alternative.
(*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
of "type", with "signext" for the register alternative.
(*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
(*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
(fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
(fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
(floatdisf2, *branch_equality<mode>_mips16): Likewise.
(unnamed branch insn): Likewise.
(*movdi_gp32_fp64): Fold into...
(*movdi_32bit): ...here.
(*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
(*movdf_hardfloat): ...this new pattern.
(*movdf_softfloat): Remove redundant FPR alternatives.
(*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
(*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
(*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
the "move" attribute.
(*movdi_32bit): Use "move_type" instead of "type" and remove the
"length" attribute. Use "fpload" and "fpstore" instead of "load"
and "store" for COP loads and stores.
(*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
(*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
(*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
(*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
(*movtf_mips16, *movv2sf): Likewise.
(mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
(load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
(mfhc1<mode>): Use "move_type" instead of "move".
(*low<mode>_mips16): Use "extended_mips16" instead of "length".
(loadgp_blockage): Remove the "length" attribute.
(blockage, set_got_version, update_got_version): Likewise.
(call_internal): Remove the "extended_mips16" attribute.
(call_value_internal, call_value_multiple_internal): Likewise.
* config/mips/loongson.md (mov<mode>_internal): Use "move_type"
instead of "move".
* config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
the "length" attribute.
2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
* c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
-Wcast-qual warnings.
* c-pragma.c (dpm_eq, handle_pragma_push_macro,
handle_pragma_pop_macro): Likewise.
* collect2.c (resolve_lib_name): Likewise.
* config/arc/arc.c (arc_init): Likewise.
* config/arm/arm.c (neon_builtin_compare,
locate_neon_builtin_icode): Likewise.
* config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
* config/bfin/bfin.c (bfin_init_machine_status,
bfin_optimize_loop): Likewise.
* config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
* config/cris/cris.c (cris_init_expanders): Likewise.
* config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
* config/darwin.c (machopic_indirection_eq,
machopic_indirection_name, machopic_output_indirection): Likewise.
* config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
frv_optimize_membar): Likewise.
* config/i386/cygwin.h (mingw_scan,
GCC_DRIVER_HOST_INITIALIZATION): Likewise.
* config/i386/cygwin1.c (mingw_scan): Likewise.
* config/i386/i386.c (machopic_output_stub): Likewise.
* config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
i386_pe_unique_section): Likewise.
* config/ia64/ia64.c (ia64_init_machine_status,
ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
Likewise.
* config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
* config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
* config/m68k/m68k.c (m68k_handle_option,
m68k_sched_md_init_global): Likewise.
* config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
mcore_unique_section): Likewise.
* config/mips/mips.c (mips_block_move_straight,
mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
Likewise.
* config/mmix/mmix.c (mmix_init_machine_status,
mmix_encode_section_info): Likewise.
* config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
* config/rs6000/rs6000.c (rs6000_init_machine_status,
print_operand_address, output_toc, redefine_groups,
rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
* config/s390/s390.c (s390_init_machine_status): Likewise.
* config/score/score.c (score_block_move_straight,
score_block_move_loop_body): Likewise.
* config/sparc/sparc.c (sparc_init_machine_status): Likewise.
* config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
* emit-rtl.c (find_auto_inc): Likewise.
* gcc.c (translate_options, process_command): Likewise.
* reorg.c (dbr_schedule): Likewise.
* sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
* xcoffout.c (xcoffout_declare_function): Likewise.
2008-06-27 Daniel Berlin <dberlin@dberlin.org>
* tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
ipa-pta working again.
2008-06-27 David Edelsohn <edelsohn@gnu.org>
* config/rs6000/t-aix52: Append large data option to LDFLAGS for
genautomata.
2008-06-27 Edmar Wienskoski <edmar@freescale.com>
* config.gcc (powerpc*-*-*): Add new core e500mc.
* config/rs6000/e500mc.md: New file.
* config/rs6000/rs6000.c (processor_costs): Add new costs for
e500mc.
(rs6000_override_options): Add e500mc case to
processor_target_table. Altivec and Spe options not allowed
with e500mc. Add isel instruction to e500mc by
default. Initialize rs6000_cost for e500mc.
(rs6000_issue_rate): Set issue rate for e500mc.
* config/rs6000/rs6000.h (processor_type): Add
PROCESSOR_PPCE500MC.
(ASM_CPU_SPEC): Add e500mc.
Set TARGET_ISEL to rs6000_isel.
* config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
(CHECK_E500_OPTIONS): Remove TARGET_ISEL.
* config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
Include e500mc.md.
* doc/invoke.texi: Add e500mc to list of cpus.
2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
PR c/34867
* c-lex.c (lex_charconst): Initialize unsignedp.
2008-06-27 Olivier Hainque <hainque@adacore.com>
* gimplify.c (gimplify_modify_expr_to_memset): Assert our
documented assumptions.
2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
* dwarf2out.c: Remove trailing white spaces. Break long line
in comments.
2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
* libfuncs.h (LTI_synchronize): New libfunc_index.
(synchronize_libfunc): Declare.
* builtins.c (expand_builtin_synchronize): Consider using
synchronize_libfunc before falling back on an asm blockage.
* config/mips/mips.c: Include libfuncs.h
(mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
* config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
parameter. Copy stack_reg to r11 where appropriate.
(no_global_regs_above): Add gpr parameter.
(rs6000_stack_info): Only add padding for SPE save area if we
are saving SPE GPRs and CR.
(saveres_routine_syms): New variable.
(FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
Define.
(rs6000_savres_routine_sym): New function.
(rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
split out of...
(rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
Tweak FPR out-of-line saving.
(rs6000_make_savres_rtx): New function.
(rs6000_use_multiple_p): New function.
(rs6000_savres_strategy): New function.
(rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
out-of-line if appropriate.
* config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
if we are optimizing for size.
(GP_SAVE_INLINE): Define.
(SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
* config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
* config/rs6000/aix.h (GP_SAVE_INLINE): Define.
* config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
(*save_fpregs_<mode>): Add use of r11.
(*restore_gpregs_<mode>): New insn.
(*return_and_restore_gpregs_<mode>): New insn.
(*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
use r11.
* config/rs6000/spe.md (*save_gpregs_spe): New insn.
(*restore_gpregs_spe): New insn.
(*return_and_restore_gpregs_spe): New insn.
* config/rs6000/predicates.md (save_world_operation): Fix check.
2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
* tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
this point, so assert that.
2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
* cfganal.c: Include vec.h and vecprim.h.
(compute_idf): Import from...
* tree-into-ssa (compute_idf): ...here.
* basic-block.h (compute_idf): Export.
2008-06-26 Joseph Myers <joseph@codesourcery.com>
* c-decl.c (merge_decls): Use !current_function_decl to check for
extern declaration of C99 inline function being at file scope.
2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
* config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
* alias.c (record_alias_subset, init_alias_analysis): Fix
-Wc++-compat and/or -Wcast-qual warnings.
* attribs.c (lookup_attribute_spec): Likewise.
* bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
copy_bb, connect_traces,
find_rarely_executed_basic_blocks_and_cr): Likewise.
* bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
note_btr_set, migrate_btr_defs): Likewise.
* builtins.c (result_vector, expand_builtin_memcpy,
expand_builtin_mempcpy_args, expand_builtin_strncpy,
builtin_memset_read_str, expand_builtin_printf,
fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
Likewise.
* caller-save.c (mark_set_regs): Likewise.
* calls.c (expand_call, emit_library_call_value_1): Likewise.
* cgraph.c (cgraph_edge): Likewise.
* combine.c (likely_spilled_retval_1): Likewise.
* coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
htab_counts_entry_del, get_coverage_counts): Likewise.
* cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
new_cselib_val): Likewise.
* dbgcnt.c (dbg_cnt_process_opt): Likewise.
* dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
Likewise.
* df-core.c (df_compact_blocks): Likewise.
* df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
* df-scan.c (df_grow_reg_info, df_ref_create,
df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
df_ref_compare, df_ref_create_structure, df_bb_refs_record,
df_record_entry_block_defs, df_record_exit_block_uses,
df_bb_verify): Likewise.
* df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
DF_REF_EXTRACT_MODE_CONST): New.
* dominance.c (get_immediate_dominator, get_dominated_by,
nearest_common_dominator, root_of_dom_tree,
iterate_fix_dominators, first_dom_son, next_dom_son): Fix
-Wc++-compat and/or -Wcast-qual warnings.
* dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
record_store, replace_read, check_mem_read_rtx, scan_insn,
dse_step1, dse_record_singleton_alias_set): Likewise.
* dwarf2asm.c (dw2_force_const_mem): Likewise.
2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
* dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
add_ranges_num, add_ranges_by_labels, file_info_cmp,
file_name_acquire, output_file_names, add_const_value_attribute,
premark_used_types_helper, file_table_eq, file_table_hash,
lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
-Wcast-qual warnings.
* ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
* emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
gen_reg_rtx, start_sequence, init_emit): Likewise.
* et-forest.c (et_new_occ, et_new_tree): Likewise.
* except.c (init_eh_for_function, gen_eh_region,
remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
arh_to_landing_pad, arh_to_label, add_action_record,
add_call_site, switch_to_exception_section): Likewise.
* expmed.c (synth_mult): Likewise.
* expr.c (gen_group_rtx, emit_group_load, emit_group_store,
store_expr): Likewise.
* final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
Likewise.
* function.c (assign_stack_temp_for_type,
allocate_struct_function, match_asm_constraints_1): Likewise.
* gcov-io.c (gcov_allocate): Likewise.
* gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
(gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
record_one_set, insert_expr_in_table, insert_set_in_table,
dump_hash_table, compute_hash_table_work, alloc_hash_table,
pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
-Wcast-qual warnings.
2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
* cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
-Wcast-qual warnings.
* gcc.c (process_command): Likewise.
* genattrtab.c (oballoc): Use XOBNEW.
(oballocvec): Define.
(attr_hash_add_rtx, attr_hash_add_string, attr_string,
get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
-Wc++-compat and/or -Wcast-qual warnings.
* genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
(gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
gen_presence_absence_set, gen_automaton, gen_regexp_el,
gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
add_excls, process_presence_absence_names,
process_presence_absence_patterns, add_presence_absence,
process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
get_free_state, add_arc, get_free_automata_list_el,
form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
transform_3, cache_presence, create_ainsns, create_automata,
create_state_ainsn_table, dfa_insn_code_enlarge,
output_trans_func, output_min_issue_delay_func,
output_dead_lock_func, output_reset_func,
output_get_cpu_unit_code_func, output_dfa_start_func,
expand_automata): Likewise.
* genextract.c (gen_insn): Likewise.
* gengtype-lex.l: Likewise.
* gengtype.c (read_input_list, adjust_field_type,
process_gc_options): Likewise.
* genoutput.c (note_constraint): Likewise.
* genpreds.c (mangle, add_constraint): Likewise.
* genrecog.c (process_define_predicate, new_decision,
add_to_sequence): Likewise.
* gensupport.c (record_insn_name): Likewise.
2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
* config/i386/driver-i386.c (detect_caches_amd,
detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
and/or -Wcast-qual warnings.
*ggc-common.c (ggc_mark_roots, gt_pch_note_object,
gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
gt_pch_save): Likewise.
* ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
* global.c (compute_regsets): Likewise.
* graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
finish_graph_dump_file): Likewise.
* haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
unlink_bb_notes): Likewise.
* integrate.c (get_hard_reg_initial_val): Likewise.
* ipa-prop.c (ipa_push_func_to_list): Likewise.
* ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
* local-alloc.c (update_equiv_regs): Likewise.
* loop-invariant.c (check_invariant_table_size,
hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
Likewise.
* loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
altered_reg_used, mark_altered): Likewise.
* loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
insert_var_expansion_initialization,
combine_var_copies_in_loop_exit, apply_opt_in_copies,
release_var_copies): Likewise.
* matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
analyze_matrix_decl, add_allocation_site, analyze_transpose,
analyze_accesses_for_phi_node, check_var_notmodified_p,
check_allocation_function, find_sites_in_func,
record_all_accesses_in_func, transform_access_sites,
transform_allocation_sites): Likewise.
* omp-low.c (new_omp_region, create_omp_child_function_name,
check_omp_nesting_restrictions, check_combined_parallel,
lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
* optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
Likewise.
* opts-common.c (prune_options): Likewise.
* opts.c (add_input_filename, print_filtered_help,
get_option_state): Likewise.
* params.c (add_params): Likewise.
* passes.c (set_pass_for_id, next_pass_1,
do_per_function_toporder, pass_fini_dump_file): Likewise.
* postreload.c (reload_cse_simplify_operands): Likewise.
* predict.c (tree_predicted_by_p, tree_predict_edge,
clear_bb_predictions, combine_predictions_for_bb): Likewise.
2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
* ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
warnings.
* recog.c (check_asm_operands, validate_change_1): Likewise.
* reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
subst_asm_stack_regs): Likewise.
* regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
* regmove.c (reg_is_remote_constant_p): Likewise.
* regrename.c (regrename_optimize, scan_rtx_reg,
kill_clobbered_value, kill_set_value, kill_autoinc_value):
Likewise.
* regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
regstat_compute_calls_crossed): Likewise.
* reload1.c (init_reload, new_insn_chain,
has_nonexceptional_receiver, reload, copy_reloads,
calculate_needs_all_insns, init_elim_table): Likewise.
* rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
* rtl.c (shallow_copy_rtx_stat): Likewise.
* rtlanal.c (parms_set): Likewise.
* sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
sbitmap_resize, sbitmap_vector_alloc): Likewise.
* sched-ebb.c (earliest_block_with_similiar_load,
add_deps_for_risky_insns): Likewise.
* sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
schedule_region): Likewise.
* see.c (eq_descriptor_pre_extension,
hash_descriptor_pre_extension, hash_del_pre_extension,
eq_descriptor_properties, hash_descriptor_properties,
hash_del_properties, see_seek_pre_extension_expr,
see_initialize_data_structures, see_print_register_properties,
see_print_pre_extension_expr, see_delete_merged_def_extension,
see_delete_unmerged_def_extension, see_emit_use_extension,
see_pre_delete_extension, see_map_extension, see_commit_changes,
see_analyze_merged_def_local_prop,
see_analyze_merged_def_local_prop,
see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
see_set_prop_merged_def, see_set_prop_unmerged_def,
see_set_prop_unmerged_use, see_print_one_extension,
see_merge_one_use_extension, see_merge_one_def_extension,
see_store_reference_and_extension, see_update_uses_relevancy,
see_update_defs_relevancy): Likewise.
* statistics.c (hash_statistics_hash, hash_statistics_eq,
hash_statistics_free, curr_statistics_hash): Likewise.
* stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
expand_asm_operands, expand_return, case_bit_test_cmp,
expand_case): Likewise.
* stor-layout.c (start_record_layout): Likewise.
* stringpool.c (ggc_alloc_string, gt_pch_n_S,
gt_pch_save_stringpool): Likewise.
* tree-data-ref.c (hash_stmt_vertex_info,
have_similar_memory_accesses_1, ref_base_address_1): Likewise.
* tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
2008-06-25 Uros Bizjak <ubizjak@gmail.com>
PR target/36627
* config/i386/i386.md : Change constraints of HImode and QImode
immediate operands from "i" to "n". Change SImode "ni" constraint to
"i" and SImode "rmi" constraint to "g". Remove all constraints
from const0_operand and const1_operand predicated operands.
(i): Change QImode and HImode attribute from "i" to "n".
(*subqi_2): Change HImode operands to QImode.
(*subqi_3): Ditto.
2008-06-25 Olivier Hainque <hainque@adacore.com>
* Makefile.in (GTFILES_H): Use | instead of ; as separator in
sed substitutions.
2008-06-25 Richard Guenther <rguenther@suse.de>
* tree-ssa-structalias.c (fieldoff_compare): Make sure to
not overflow the result type.
2008-06-25 Richard Guenther <rguenther@suse.de>
* tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
(vn_lookup): Likewise.
2008-06-25 Richard Guenther <rguenther@suse.de>
PR tree-optimization/35518
* fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
* tree-sra.c (instantiate_element): Use fold_build3 to build
BIT_FIELD_REFs.
(try_instantiate_multiple_fields): Likewise.
2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
* config/rs6000/rs6000.md: Change all string instruction's clobber to
be early clobbers.
2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
* config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
use_backchain_to_restore_sp to true
if the offset of the link register save area would go over the 32k - 1
offset limit of the load
instructions.
2008-06-25 Hans-Peter Nilsson <hp@axis.com>
* doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
anchor for the type-punning blurb. Cross-reference "Structures
unions enumerations and bit-fields implementation". Provide a
cast-through-pointer example. Make final sentence self-contained.
* doc/implement-c.texi (Structures unions enumerations and
bit-fields implementation): Cross-reference the type-punning blurb
in the -fstrict-aliasing documentation.
2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
PR middle-end/36594
* builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
the memory instead of the memory itself for the save area.
2008-06-24 Olivier Hainque <hainque@adacore.com>
Nicolas Roche <roche@adacore.com>
* gengtype.c (srcdir_len): size_t instead of int.
(get_file_realbasename): New function. For F a filename, the real
basename of F, with all the path components stripped.
(get_file_srcdir_relative_path): New function. For F a filename, the
relative path to F from $(srcdir).
(get_file_basename): Rewrite using get_file_srcdir_relative_path and
get_file_realbasename. Adjust the head comment.
(get_prefix_langdir_index): New function. For F a filename, return the
lang_dir_names[] relative index of the language directory that is
a prefix in F.
(get_file_langdir): For F a filename, return the name of the language
directory where F is located.
(get_file_gtfilename): New function. The gt- output file name for an
input filename F.
(get_output_file_with_visibility): Replace in-line computations with
uses of get_file_gtfilename and get_prefix_langdir_index.
* Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
2008-06-24 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/36504
* tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
references without base address.
2008-06-23 Uros Bizjak <ubizjak@gmail.com>
PR middle-end/36584
* calls.c (expand_call): Increase alignment for recursive functions.
2008-06-23 Anatoly Sokolov <aesok@post.ru>
* config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
(TARGET_FUNCTION_VALUE): New define.
* config/avr/avr-protos.h (avr_function_value): Remove declaration.
* config/avr/avr.h (FUNCTION_VALUE): Remove.
2008-06-23 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (fmodxf3): Change sequence of move instructions.
(fmod<mode>3): Ditto.
(remainderxf3): Ditto.
(remainder<mode>3): Ditto.
2008-06-23 Jakub Jelinek <jakub@redhat.com>
PR target/36533
* emit-rtl.c (set_reg_attrs_from_value): Do nothing if
REG is a hard register.
PR tree-optimization/36508
* tree-ssa-pre.c (compute_antic): Allow num_iterations up to
499, don't check it at all in release compilers.
2008-06-23 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
together with SSE_TARGET_MATH to disable insn pattern.
(*fop_<MODEF:mode>_2_i387): Ditto.
(*fop_<MODEF:mode>_3_i387): Ditto.
2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
* config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
PR middle-end/34906
* gimplify.c (gimplify_asm_expr): Check the return code of
parse_output_constraint call, set function return and is_inout
value if it failed.
2008-06-22 Ian Lance Taylor <iant@google.com>
* c-lex.c (narrowest_unsigned_type): Change itk to int.
(narrowest_signed_type): Likewise.
* c-typeck.c (c_common_type): Change local variable mclass to enum
mode_class, twice.
(parser_build_binary_op): Compare the TREE_CODE_CLASS with
tcc_comparison, not the tree code itself.
* c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
(c_expand_expr): Cast modifier to enum expand_modifier.
* c-common.h (C_RID_CODE): Add casts.
(C_SET_RID_CODE): Define.
* c-parser.c (c_parse_init): Use C_SET_RID_CODE.
(c_lex_one_token): Add cast to avoid warning.
(c_parser_objc_type_name): Rename local typename to type_name.
(check_no_duplicate_clause): Change code parameter to enum
omp_clause_code.
(c_parser_omp_var_list_parens): Change kind parameter to enum
omp_clause_code.
(c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
c_parser_omp_list_var_parens.
(c_parser_omp_threadprivate): Likewise.
* cp/lex.c (init_reswords): Use C_SET_RID_CODE.
* cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
* c-format.c (NO_FMT): Define.
(printf_length_specs): Use NO_FMT.
(asm_fprintf_length_specs): Likewise.
(gcc_diag_length_specs): Likewise.
(scanf_length_specs): Likewise.
(strfmon_length_specs): Likewise.
(gcc_gfc_length_specs): Likewise.
(printf_flag_specs): Change 0 to STD_C89.
(asm_fprintf_flag_specs): Likewise.
(gcc_diag_flag_specs): Likewise.
(gcc_cxxdiag_flag_specs): Likewise.
(scanf_flag_specs): Likewise.
(strftime_flag_specs): Likewise.
(strfmon_flag_specs): Likewise.
(print_char_table): Likewise.
(asm_fprintf_char_table): Likewise.
(gcc_diag_char_table): Likewise.
(gcc_tdiag_char_table): Likewise.
(gcc_cdiag_char_table): Likewise.
(gcc_cxxdiag_char_table): Likewise.
(gcc_gfc_char_table): Likewise.
(scan_char_table): Likewise.
(time_char_table): Likewis.
(monetary_char_table): Likewise.
* c-format.h (BADLEN): Likewise.
2008-06-21 Ian Lance Taylor <iant@google.com>
* tree.h (enum tree_code): Include all-tree.def, not tree.def.
Define END_OF_BASE_TREE_CODES around inclusion.
* tree.c (tree_code_type): New global array.
(tree_code_length, tree_code_name): Likewise.
* Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
$(lang_tree_files).
(all-tree.def, s-alltree): New targets.
(gencheck.h, s-gencheck): Remove.
(tree.o): Depend upon all-tree.def.
(build/gencheck.o): Remove gencheck.h dependency.
(mostlyclean): Don't remove gencheck.h.
* c-common.h (enum c_tree_code): Remove.
* c-lang.c (tree_code_type): Remove.
(tree_code_length, tree_code_name): Remove.
* gencheck.c (tree_codes): Include all-tree.def, rather than
tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
after it is used.
* tree-browser.c (tb_tree_codes): Include all-tree.def, rather
than tree.def.
* cp/cp-tree.h (enum cplus_tree_code): Remove.
(operator_name_info): Size to MAX_TREE_CODES.
(assignment_operator_name_info): Likewise.
* cp/cp-lang.c (tree_code_type): Remove.
(tree_code_length, tree_code_name): Remove.
* cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
(assignment_operator_name_info): Likewise.
* cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
MAX_TREE_CODES.
* cp/mangle.c (write_expression): Likewise.
* cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
* fortran/f95-lang.c (tree_code_type): Remove.
(tree_code_length, tree_code_name): Remove.
* java/java-tree.h (enum java_tree_code): Remove.
* java/lang.c (tree_code_type): Remove.
(tree_code_length, tree_code_name): Remove.
* java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
* objc/objc-act.h (enum objc_tree_code): Remove.
* objc/objc-lang.c (tree_code_type): Remove.
(tree_code_length, tree_code_name): Remove.
* objcp/objcp-lang.c (tree_code_type): Remove.
(tree_code_length, tree_code_name): Remove.
* ada/ada-tree.h (enum gnat_tree_code): Remove.
* ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
* ada/misc.c (tree_code_type): Remove.
(tree_code_length, tree_code_name): Remove.
2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
* tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
the grand_bitmap_obstack.
2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
* ggc.h (GGC_RESIZEVAR): New, reorder macros.
* tracer.c (tail_duplicate): Fix for -Wc++-compat.
* tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
* tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
move_stmt_r, new_label_mapper): Likewise.
* tree-complex.c (cvc_lookup): Likewise.
* tree-dfa.c (create_function_ann): Likewise.
* tree-dump.c (dump_register): Likewise.
* tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
find_phi_replacement_condition): Likewise.
* tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
tree_function_versioning): Likewise.
* tree-into-ssa.c (cmp_dfsnum): Likewise.
* tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
* tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
get_nonlocal_debug_decl, convert_nonlocal_reference,
convert_nonlocal_omp_clauses, get_local_debug_decl,
convert_local_reference, convert_local_omp_clauses,
convert_nl_goto_reference, convert_nl_goto_receiver,
convert_tramp_reference, convert_call_expr): Likewise.
* tree-outof-ssa.c (contains_tree_r): Likewise.
* tree-parloops.c (reduction_phi, initialize_reductions,
eliminate_local_variables_1, add_field_for_reduction,
add_field_for_name, create_phi_for_local_result,
create_call_for_reduction_1, create_loads_for_reductions,
create_stores_for_reduction, create_loads_and_stores_for_name):
Likewise.
* tree-phinodes.c (allocate_phi_node): Likewise.
* tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
* tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
* tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
* tree-ssa-coalesce.c (compare_pairs): Likewise.
* tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
* tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
* tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
vn_nary_op_insert): Likewise.
* tree-ssa.c (redirect_edge_var_map_add,
redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
* tree-vectorizer.c (vectorize_loops): Likewise.
* tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
tree_cons_stat, build1_stat, build_variant_type_copy,
decl_init_priority_lookup, decl_fini_priority_lookup,
decl_priority_info, decl_restrict_base_lookup,
decl_restrict_base_insert, decl_debug_expr_lookup,
decl_debug_expr_insert, decl_value_expr_lookup,
decl_value_expr_insert, type_hash_eq, type_hash_lookup,
type_hash_add, get_file_function_name, tree_check_failed,
tree_not_check_failed, tree_range_check_failed,
omp_clause_range_check_failed, build_omp_clause,
build_vl_exp_stat): Likewise.
* value-prof.c (gimple_histogram_value,
gimple_duplicate_stmt_histograms): Likewise.
* var-tracking.c (attrs_list_insert, attrs_list_copy,
unshare_variable, variable_union_info_cmp_pos, variable_union,
dataflow_set_different_1, dataflow_set_different_2,
vt_find_locations, variable_was_changed, set_variable_part,
emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
* varasm.c (prefix_name, emutls_decl, section_entry_eq,
section_entry_hash, object_block_entry_eq,
object_block_entry_hash, create_block_symbol,
initialize_cold_section_name, default_function_rodata_section,
strip_reg_name, set_user_assembler_name, const_desc_eq,
build_constant_desc, output_constant_def, lookup_constant_def,
const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
default_internal_label): Likewise.
* varray.c (varray_init, varray_grow): Likewise.
* vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
2008-06-20 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (*jcc_fused_1): Handle all valid compare
operators for "test" insn. Macroize insn using SWI mode macro.
(*jcc_fused_2): Ditto.
(*jcc_fused_3): Macroize insn using SWI mode macro.
(*jcc_fused_4): Ditto.
2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
* tree-ssa-pre.c: Fix typo in comment.
(init_antic, fini_antic): Add explicit funtions for
initializing and deinitializing ANTIC and AVAIL sets.
(create_expression_by_pieces): Fix typo in comment.
Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
(execute_pre): Eventually dump details about ANTIC_IN.
2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
* collect2.c (main, add_to_list): Fix for -Wc++-compat.
* gcc.c (translate_options, init_spec, store_arg, read_specs,
add_to_obstack, file_at_path, find_a_file, execute,
add_preprocessor_option, add_assembler_option, add_linker_option,
process_command, insert_wrapper, do_option_spec, do_self_spec,
spec_path, do_spec_1, is_directory, main, used_arg,
getenv_spec_function): Likewise.
* tlink.c (symbol_hash_lookup, file_hash_lookup,
demangled_hash_lookup, symbol_push, file_push, frob_extension):
Likewise.
2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
* doc/rtl.texi: Updated subreg section.
2008-06-19 Jakub Jelinek <jakub@redhat.com>
PR c++/36523
* cgraphunit.c (cgraph_process_new_functions): Don't clear
node->needed and node->reachable.
* cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
* omp-low.c (delete_omp_context): Call finalize_task_copyfn.
(expand_task_call): Don't call expand_task_copyfn.
(expand_task_copyfn): Renamed to...
(finalize_task_copyfn): ... this.
2008-06-19 Jan Hubicka <jh@suse.cz>
* builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
clobbering framepointer.
2008-06-19 Jan Hubicka <jh@suse.cz>
* tree-optimize.c (execute_early_local_optimizations): Set
cgraph_state only at first invocation.
2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
* system.h (-Wc++-compat): Activate as a warning, no an error.
2008-06-19 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
instead of "#" in insn asm template.
(*jcc_fused_2): Ditto.
2008-06-19 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.h (ix86_tune_indices)
[X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
(TARGET_FUSE_CMP_AND_BRANCH): New define.
* config/i386/i386.md (*jcc_fused_1): New insn pattern
(*jcc_fused_2): Ditto.
* config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
X86_TUNE_FUSE_CMP_AND_BRANCH targets.
(print operand): Handle 'E' and 'e' code.
2008-06-19 Anatoly Sokolov <aesok@post.ru>
* config/avr/avr.c (avr_mcu_t): Add attiny13a.
* config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
* config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
* cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
node->decl.
(cgraph_expand_function): Use local copy of decl.
(cgraph_expand_all_functions): Remove redundant initialization of
order_pos.
(cgraph_optimize): Reword internal_error message.
2008-06-19 Chung-Lin Tang <ctang@marvell.com>
* arm-protos.h (arm_return_in_memory): Remove public
arm_return_in_memory() prototype.
* arm.c (arm_return_in_memory): Add static prototype, add target
hook macro, change definition and comments.
* arm.h (TARGET_RETURN_IN_MEMORY): Remove.
2008-06-19 Ben Elliston <bje@au.ibm.com>
* dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
real.c: Remove references to IEEE 754R.
* doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
* doc/libgcc.texi (Decimal float library routines): Likewise.
2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
* targhooks.h (struct gcc_target): New member unwind_word_mode.
(default_unwind_word_mode): Add prototype.
* targhooks.c (default_unwind_word_mode): New function.
(default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
instead of word_mode.
* target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
(TARGET_INITIALIZER): Use it.
* c-common.c (handle_mode_attribute): Support "unwind_word"
mode attribute.
* unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
* except.c (init_eh): Use targetm.unwind_word_mode () instead of
word_mode to access SjLj_Function_Context member "data".
(sjlj_emit_dispatch_table): Likewise. Also, perform type
conversion from targetm.eh_return_filter_mode () to
targetm.unwind_word_mode () if they differ.
* builtin-types.def (BT_UNWINDWORD): New primitive type.
(BT_FN_UNWINDWORD_PTR): New function type.
(BT_FN_WORD_PTR): Remove.
* builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
* except.c (expand_builtin_extend_pointer): Convert pointer to
targetm.unwind_word_mode () instead of word_mode.
* config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
* config/spu/spu.c (spu_eh_return_filter_mode): Remove.
(spu_unwind_word_mode): New function.
(TARGET_EH_RETURN_FILTER_MODE): Do not define.
(TARGET_UNWIND_WORD_MODE): Define.
* config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
* config/spu/spu.c (reg_align): Remove.
(regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
(spu_split_load): Use regno_aligned_for_load instead of reg_align.
(spu_split_store): Likewise.
2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
* gcc/tree-vn.c: Fix typo in comment.
2008-06-18 Jan Hubicka <jh@suse.cz>
* cgraphunit.c (cgraph_optimize): Output debug info when doing
toplevel reorder too.
2008-06-18 Jan Hubicka <jh@suse.cz>
* c-opts.c (c_common_post_options): PCH is not compatible with
no-unit-at-a-time.
* opts.c (handle_options): Enable unit-at-a-time at O0 along with
-fno-toplevel-reorder by default now.
2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
PR documentation/30739
* doc/install.texi (Prerequisites): Document dependency on awk.
2008-06-18 Uros Bizjak <ubizjak@gmail.com>
Ian Lance Taylor <iant@google.com>
PR rtl-optimization/35604
* jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
only want to change jump destinations, not eventual label comparisons.
2008-06-16 Jan Hubicka <jh@suse.cz>
* cgraphunit.c (cgraph_expand_pending_functions): Give up at
syntax errors.
(cgraph_analyze_function): Likewise.
2008-06-16 Jan Hubicka <jh@suse.cz>
* cgraph.h (cgraph_mark_if_needed): New function.
* cgraphunit.c (cgraph_mark_if_needed): New function.
* c-decl.c (duplicate_decl): Use it.
2008-06-16 Jan Hubicka <jh@suse.cz>
* cgraph.c (cgraph_add_new_function): When in expansion state, do
lowering.
2008-06-16 Jan Hubicka <jh@suse.cz>
* tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
Kazu Hirata <kazu@codesourcery.com>
Maxim Kuvyrkov <maxim@codesourcery.com
* config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
* config.host: Use driver-native.o and mips/x-native for mips*-linux*.
* config/mips/linux.h (host_detect_local_cpu): Declare, add to
EXTRA_SPEC_FUNCTIONS.
(MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
(DRIVER_SELF_SPECS): Adjust.
* config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
* config/mips/st.h, config/mips/t-st: New.
* config/mips/driver-native.c, config/mips/x-native: New.
* doc/invoke.texi (MIPS): Document 'native' value for -march and
-mtune options.
2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
* config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
from it.
(ISA_HAS_FP_CONDMOVE): New macro.
(ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
(ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
(ISA_HAS_NMADD3_NMSUB3): New macro.
* config/mips/mips.c (mips_rtx_costs): Update.
* config/mips/mips.md (MOVECC): Don't use FP conditional moves when
compiling for ST Loongson 2E/2F.
(madd<mode>): Rename to madd4<mode>. Update.
(madd3<mode>): New pattern.
(msub<mode>): Rename to msub4<mode>. Update.
(msub3<mode>): New pattern.
(nmadd<mode>): Rename to nmadd4<mode>. Update.
(nmadd3<mode>): New pattern.
(nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
(nmadd3<mode>_fastmath): New pattern.
(nmsub<mode>): Rename to nmsub4<mode>. Update.
(nmsub3<mode>): New pattern.
(nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
(nmsub3<mode>_fastmath): New pattern.
(mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
* df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
(DF_REF_INSN_INFO): New.
(DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
(DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
with a NULL DF_REF_INSN_INFO.
(DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
DF_INSN_SET.
(DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
DF_INSN_INFO_EQ_USES): New.
(DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
* df-core.c: Update comment for above changes.
(df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
DF_INSN_UID_* macros.
(df_ref_debug): Check for NULL DF_REF_INSN_INFO.
* df-scan.c (df_ref_record): Take a df_insn_info instead of an
insn rtx. Update all callers.
(df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
df_ref_create_structure, df_insn_refs_collect): Likewise.
(df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
* df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
(df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
macros to access the insn refs.
(df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
* fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
(all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
for accessing the refs.
(try_fwprop_subst): Likewise.
* ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
* web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
for accessing the refs.
* loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
(check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
to look at the insn refs.
(record_uses): Likewise.
* dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
function anymore.
(mark_artificial_uses): Don't mark_insn for artificial refs.
(mark_reg_rependencies): Likewise.
* doc/rtl.texi: Remove documentation of ADDRESSOF.
2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
* configure: Regenerate.
2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
* config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
* config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
* config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
* config/avr/avr.c (avr_mcu_t): Add attiny167.
* config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
* gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
* config/avr/avr.c (avr_mcu_t): Add atmega32u4.
* config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
* config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
* tree-ssa-sccvn.c: Fix format of comments.
2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
* cgraph.c: Remove unneeded forward declarations of eq_node()
and hash_node().
2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
* see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
REG_RETVAL notes.
(see_update_relevancy): Likewise.
* fwprop.c (try_fwprop_subst): Likewise.
* rtlanal.c (noop_move_p): Likewise.
* builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
notes to non-existing libcall blocks.
* cse.c (cse_insn): Change prototype. Don't update libcall notes.
Remove orig_set.
(cse_extended_basic_block): Don't track libcall and no-conflict notes.
(dead_libcall_p): Remove.
(delete_trivially_dead_insns): Don't use it.
* web.c (union_defs): Remove comment about keeping nops.
* gcse.c (hash_scan_insn): Don't take libcall pointers.
(compute_hash_table_work): Don't track libcall notes.
(do_local_cprop): Don't take libcall pointers. Don't update
libcall notes.
(adjust_libcall_notes): Deleted.
(local_cprop_pass): Remove stack for nested libcalls (which shouldn't
ever have existed in the first place).
(replace_store_insn): Don't try to remove libcall notes.
* lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
(resolve_reg_notes): Don't call them.
(resolve_simple_move): Likewise.
(decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
Don't remove REG_RETVAL notes.
* emit-rtl.c (try_split): Don't update libcall notes.
(emit_copy_of_insn_after): Dito.
* cselib.c (cselib_current_insn_in_libcall): Remove.
(cselib_process_insn): Don't set/clear it.
(new_elt_loc_list): Don't record it.
(cselib_init): Don't initialize it.
* cselib.c (struct elt_loc_list): Remove in_libcall field.
* loop-invariant.c (find_invariant_insn): Don't look for libcall
notes.
* sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
(sched_analyze): Don't set up deps->libcall_block_tail_insn.
(init_deps): Don't initialize it.
* sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
* combine.c (delete_noop_moves): Don't update libcall notes.
(can_combine_p): Remove now pointless #if 0 block.
(try_combine): Remove another obsolete #if 0 block.
(distribute_notes): Don't distribute libcall notes.
* reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
* dce.c (libcall_dead_p): Remove.
(delete_unmarked_insns): Don't handle libcall blocks.
(preserve_libcall_for_dce): Remove.
(prescan_insns_for_dce): Don't special-case libcall block insns.
* reload1 (reload): Don't handle libcall notes.
* doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
documentation.
2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
* config/avr/avr.c (avr_mcu_t): Add atmega32c1.
* config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
* config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
* config/avr/avr.c (avr_mcu_t): Add atmega32m1.
* config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
* config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
* Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
2008-06-16 Ira Rosen <irar@il.ibm.com>
PR tree-optimization/36493
* tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
the arguments list. Use VECTYPE to create vector pointer.
(vectorizable_store): Fail if accesses through a pointer to vectype
do not alias the original memory reference operands.
Call vect_create_data_ref_ptr without the removed argument.
(vectorizable_load): Likewise.
(vect_setup_realignment): Call vect_create_data_ref_ptr without the
removed argument.
2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
PR target/36336
* config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
reg_equiv_constant.
2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
* config/mips/loongson2ef.md: New file.
* config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
(UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
(UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
(UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
(define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
and loongson_2f.
(loongson2ef.md): New include.
* config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
(add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
(loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
(loongson_gt_<mode>, loongson_extract_halfword)
(loongson_insert_halfword_0, loongson_insert_halfword_2)
(loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
(umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
(umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
(loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
(loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
(loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
(sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
(vec_interleave_low<mode>): Define type attribute.
* config/mips/mips.c (mips_ls2): New static variable.
(mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
(mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
(sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
Implement target scheduling hooks.
(mips_multipass_dfa_lookahead): Update to handle tuning for
Loongson 2E/2F.
(mips_sched_init): Initialize data for Loongson scheduling.
(mips_ls2_variable_issue): New static function.
(mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
Add sanity check.
(TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
(TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
* config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
(ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
Handle ST Loongson 2E/2F cores.
(CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
* omp-low.c (extract_omp_for_data): Fix comment typo.
* c.opt: Fix typo.
2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
* doc/sourcebuild.texi (Config Fragments): Remove obsolete
FIXME note about gcc/config.guess.
* doc/options.texi (Option file format): Remove non-ASCII bytes.
* doc/cpp.texi: Expand TABs, drop indentation outside examples.
* doc/cppopts.texi: Likewise.
* doc/extend.texi: Likewise.
* doc/gcc.texi: Likewise.
* doc/gccint.texi: Likewise.
* doc/gcov.texi: Likewise.
* doc/gty.texi: Likewise.
* doc/hostconfig.texi: Likewise.
* doc/install.texi: Likewise.
* doc/invoke.texi: Likewise.
* doc/loop.texi: Likewise.
* doc/makefile.texi: Likewise.
* doc/md.texi: Likewise.
* doc/passes.texi: Likewise.
* doc/tm.texi: Likewise.
* doc/tree-ssa.texi: Likewise.
* doc/trouble.texi: Likewise.
2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
Nathan Sidwell <nathan@codesourcery.com>
Maxim Kuvyrkov <maxim@codesourcery.com>
Richard Sandiford <rdsandiford@googlemail.com>
* config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
* config/mips/mips-protos.h (mips_expand_vector_init): New.
* config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
builtins.
* config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
(mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
(mips_vector_mode_supported_p): Add V2SImode, V4HImode and
V8QImode cases.
(LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
(CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
(CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
(CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
(CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
(CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
(CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
(CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
(CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
(CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
(CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
(CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
(CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
(CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
(CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
(CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
(mips_builtins): Add Loongson builtins.
(mips_loongson_2ef_bdesc): New.
(mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
(mips_builtin_vector_type): Handle unsigned versions of vector modes.
(MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
(MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
New.
(mips_expand_vector_init): New.
* config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
(TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
if appropriate.
* config/mips/mips.md: Add unspec numbers for Loongson
builtins. Include loongson.md.
(MOVE64): Include Loongson vector modes.
(SPLITF): Include Loongson vector modes.
(HALFMODE): Handle Loongson vector modes.
* config/mips/loongson.md: New.
* config/mips/loongson.h: New.
* config.gcc: Add loongson.h header for mips*-*-* targets.
* doc/extend.texi (MIPS Loongson Built-in Functions): New.
2008-06-14 Joseph Myers <joseph@codesourcery.com>
* config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
Remove use_fixproto=yes.
(ia64*-*-hpux*): Remove comment about using fixproto.
(m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
* configure.ac: Update gthr-default.h lazily, to avoid unneeded
library rebuilds.
* configure: Regenerate.
2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
PR middle-end/36520
* builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
before evaluating it.
2008-06-13 Jakub Jelinek <jakub@redhat.com>
PR c/36507
* c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
nested inline functions.
(start_decl, start_function): Don't invert DECL_EXTERNAL
for nested inline functions.
2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
* config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
splits that must be made for correctness.
2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
* config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
(AVAIL_NON_MIPS16): Likewise.
(mips_builtin_description): Replace target_flags with a predicate.
(paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
(dspr2_32): New availability predicates.
(MIPS_BUILTIN): New macro.
(DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
(CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
(DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
Replace the TARGET_FLAGS parameters with AVAIL parameters.
(mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
(mips_dsp_32only_bdesc): Merge into...
(mips_builtins): ...this new array.
(mips_bdesc_map, mips_bdesc_arrays): Delete.
(mips_init_builtins): Update after above changes.
(mips_expand_builtin_1): Merge into...
(mips_expand_builtin): ...here and update after above changes.
2008-06-12 Paul Brook <paul@codesourcery.com>
* longlong.h (__arm__): Define count_leading_zeros.
* config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
(clzsi2, clzdi2): New functions.
* config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
* config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
* config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
* config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
* config/arm/t-pe (LIB1ASMFUNCS): Ditto.
* config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
* config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
* config/arm/t-linux (LIB1ASMFUNCS): Ditto.
* config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
* config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
2008-06-12 Kazu Hirata <kazu@codesourcery.com>
* config/m68k/m68k.c (m68k_tune_flags): New.
(override_options): Compute m68k_tune_flags.
(MULL_COST, MULW_COST): Update for various variants of CFV2.
* config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
2008-06-12 Jakub Jelinek <jakub@redhat.com>
PR middle-end/36506
* omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
* tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
TREE_THIS_VOLATILE on INDIRECT_REF nodes.
2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
* expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
(get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
2008-06-12 Jakub Jelinek <jakub@redhat.com>
PR middle-end/36506
* omp-low.c (expand_omp_sections): Handle #pragma omp sections with
reductions.
2008-06-12 Richard Guenther <rguenther@suse.de>
PR tree-optimization/36345
* tree-flow.h (struct ptr_info_def): Align escape_mask,
add memory_tag_needed flag.
(may_alias_p): Declare.
* tree-ssa-alias.c (may_alias_p): Export.
(set_initial_properties): Use memory_tag_needed flag.
(update_reference_counts): Likewise.
(reset_alias_info): Reset memory_tag_needed flag.
(create_name_tags): Check memory_tag_needed flag.
(dump_points_to_info_for): Dump it.
* tree-ssa-structalias.c (struct variable_info): Remove
directly_dereferenced flag.
(new_var_info): Do not initialize it.
(process_constraint_1): Do not set it.
(update_alias_info): Set is_dereferenced flag.
(set_uids_in_ptset): Use may_alias_p.
(set_used_smts): Check memory_tag_needed flag.
(find_what_p_points_to): Likewise. Pass is_dereferenced flag.
* tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
memory_tag_needed flag.
* tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
from broken design.
2008-06-12 Kai Tietz <kai.tietz@onevision.com>
* config/i386/i386.c (ix86_compute_frame_layout): Disable
red zone for w64 abi.
(ix86_expand_prologue): Likewise.
(ix86_force_to_memory): Likewise.
(ix86_free_from_memory): Likewise.
2008-06-11 Edmar Wienskoski <edmar@freescale.com>
PR target/36425
* config/rs6000/rs6000.c (rs6000_override_options): Set
rs6000_isel conditionally to the absence of comand line override.
* config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
Remove duplicate rs6000_isel setting.
* config/rs6000/eabispe.h: Ditto.
2008-06-11 Richard Guenther <rguenther@suse.de>
* alias.c (get_alias_set): Use the element alias-set for arrays.
(record_component_aliases): For arrays and vectors do nothing.
* c-common.c (strict_aliasing_warning): Handle the cases
of alias set zero explicitly.
* Makefile.in (dfp.o-warn): Add -Wno-error.
2008-06-11 Joseph Myers <joseph@codesourcery.com>
* config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
tune_32 tune_64.
(i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
tune_32 tune_64 to supported_defaults. Allow values not
supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
x86_64. Do not override cpu_32 or cpu_64 values from target name.
(i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
with_cpu_64 to generic for 64-bit-supporting configurations, not
with_cpu. Remove FIXMEs.
* doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
--with-arch-64, --with-tune-32, --with-tune-64): Document.
* config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
(OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
arch_32 and arch_64.
2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
Olivier Hainque <hainque@adacore.com>
* builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
Use DECL_SIZE_UNIT to retrieve the size of the field.
2008-06-11 Joseph Myers <joseph@codesourcery.com>
* config/arm/arm.c (arm_init_neon_builtins): Move initialization
with function calls after declarations. Lay out
neon_float_type_node before further use.
2008-06-11 Richard Guenther <rguenther@suse.de>
* tree-flow.h (may_point_to_global_var): Declare.
* tree-ssa-alias.c (may_point_to_global_var): New function.
* tree-ssa-sink.c (is_hidden_global_store): Use it.
2008-06-10 Kazu Hirata <kazu@codesourcery.com>
* configure.ac: Teach that fido supports .debug_line.
* configure: Regenerate.
2008-06-10 Tom Tromey <tromey@redhat.com>
* c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
debug hook.
2008-06-10 Joseph Myers <joseph@codesourcery.com>
* dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
(encode_decimal64, decode_decimal64, encode_decimal128,
decode_decimal128): Reverse order of 32-bit parts of value if host
and target endianness differ.
2008-06-10 Vinodha Ramasamy <vinodha@google.com>
* value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
Avoid division by 0.
(tree_mod_pow2_value_transform): Likewise.
(tree_ic_transform): Likewise.
(tree_stringops_transform): Likewise.
(tree_mod_subtract_transform): Likewise.
* tree-inline-c (copy_bb): Corrected int type to gcov_type.
(copy_edges_for_bb): Likewise.
(initialize_cfun): Likewise.
2008-06-10 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
nonmemory_operand. Add "N" operand constraint.
(*btsi): Ditto.
(*jcc_btdi_mask_rex64): New instruction and split pattern.
(*jcc_btsi_mask): Ditto.
(*jcc_btsi_mask_1): Ditto.
2008-06-10 Joseph Myers <joseph@codesourcery.com>
* config/rs6000/rs6000.c (build_opaque_vector_type): Set
TYPE_CANONICAL for copied element type.
2008-06-10 Uros Bizjak <ubizjak@gmail.com>
PR target/36473
* config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
Add m_CORE2 and m_GENERIC.
* config/i386/predicates.md (bt_comparison_operator): New predicate.
* config/i386/i386.md (*btdi_rex64): New instruction pattern.
(*btsi): Ditto.
(*jcc_btdi_rex64): New instruction and split pattern.
(*jcc_btsi): Ditto.
(*jcc_btsi_1): Ditto.
(*btsq): Fix Intel asm dialect operand order.
(*btrq): Ditto.
(*btcq): Ditto.
2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
PR middle-end/36447
* simplify-rtx.c (simplify_subreg): Add check for shift count
greater than size.
2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
* doc/md.texi: Synchronize with later constraints.md change.
* longlong.h (umul_ppmm): Replace the MIPS asm implementation
with a C implementation.
* config/mips/mips.c (mips_legitimize_move): Remove MFHI and
MFLO handling.
(mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
(mips_split_doubleword_move): Use special MTHI and MFHI instructions
when moving to and from MD_REGNUM.
(mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
Handle byte and halfword moves.
(mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
separately.
* config/mips/constraints.md (h): Turn into NO_REGS.
(l, x): Update documentation.
* config/mips/mips.md (UNSPEC_MFHILO): Delete.
(UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
(UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
(HILO): New mode iterator.
(MOVE128): Add TI.
(any_div): New code iterator.
(u): Extend code attribute to div and udiv.
(*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
d_operand in the splitters. Remove redundant CONST_INT checks.
(mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
(*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
(*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
accordingly, using normal moves instead of unspecs to move LO into
a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
(<u>mulsidi3): Handle expansion in C code.
(<u>mulsidi3_32bit_internal): Rename to...
(<u>mulsidi3_32bit): ...this.
(<u>mulsidi3_32bit_r4000): Fix insn separator.
(*<u>mulsidi3_64bit): Rename to...
(<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
to set LO and HI to the multiplication result. Use a normal move
for MFLO and an unspec for MFHI.
(*<u>mulsidi3_64bit_parts): Replace with...
(<u>mulsidi3_64bit_hilo): ...this new instruction.
(<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
(<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
and extend it to TARGET_FIX_R4000. Store the destination in a GPR
instead of HI. Split the instruction into a separate multiplication
and MFHI if !TARGET_FIX_R4000.
(<su>muldi3_highpart): Likewise.
(<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
and the "=h" clobber.
(*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
(<u>mulditi3): New expander.
(<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
(madsi): Remove "=h" clobber.
(divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
Force the modulus result to be a GPR and split the instruction into
a division followed by an MFHI after reload.
(<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
(*lea_high64): Use d_operand in the define_peephole2. Likewise
the MIPS16 HIGH define_split.
(*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
of acc<->gpr moves to "multi".
(*movdi_64bit): Replace the single "x" alternative with
alternatives for moving into and out of "a".
(*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
(*movsi_internal): Extend the "d<-A" alternative to "d<-a".
(*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
Use d_operand in the splitters. Remove redundant CONST_INT checks.
(*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
(movti): New expander.
(*movti, *movti_mips16): New insns.
(mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
(mfhi<GPR:mode>_<HILO:mode>): New pattern.
(mthi<GPR:mode>_<HILO:mode>): Likewise.
* config/mips/predicates.md (fpr_operand): Delete.
(d_operand): New predicate.
2008-06-09 Michael Meissner <michael.meissner@amd.com>
* config.gcc (i[34567]86-*-*): Put test in quotes to prevent
failure on some Bourne shells.
(x86_64-*-*): Ditto.
2008-06-09 Kai Tietz <kai.tietz@onevision.com>
* config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
* doc/install.texi (*-*-solaris2*): Remove obsolete contents.
(sparc-sun-solaris2*): Likewise.
2008-06-09 Arnaud Charlet <charlet@adacore.com
* doc/install.texi: Update requirements to build the Ada compiler.
2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
* df-scan.c (struct df_scan_problem_data): Remove the
mw_link_pool alloc pool.
(df_scan_free_internal): Don't free it.
(df_scan_alloc): Don't allocate it.
* df.h (struct df_link): Update comment.
2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
* except.h: Correct checks for when SJLJ exceptions must be used.
2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
* doc/invoke.texi (Wenum-compare): Mention that it is enabled by
default.
2008-06-08 Joseph Myers <joseph@codesourcery.com>
PR tree-optimization/36218
* configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
configure for the build system.
(BUILD_LDFLAGS): Define.
* configure: Regenerate.
* Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
2008-07-08 Anatoly Sokolov <aesok@post.ru>
PR target/36424
* config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
* config/avr/avr.c (avr_hard_regno_rename_ok): New function.
* config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
* config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
2008-06-07 Joseph Myers <joseph@codesourcery.com>
* config.gcc (Obsolete configurations): Remove list of
configurations.
(Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
*-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
targets matched by those patterns.
(strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
Make code for Solaris 7 and greater unconditional for Solaris.
(ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
Remove --with-* handling.
* config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
(LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
LINK_OS_WINDISS_SPEC): Remove.
* config/rs6000/sysv4.opt (mwindiss): Remove.
* configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
* configure: Regenerate.
* doc/cpp.texi: Don't mention BeOS.
* doc/extend.texi (interrupt): Don't mention MS1.
* doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
Remove.
* doc/invoke.texi (MT Options): Remove.
(-mwindiss): Remove.
(CRIS Options): Remove cris-axis-aout references.
(HPPA Options): Don't mention hppa1.1-*-pro.
* doc/md.texi: (MorphoTech family): Remove.
* libgcc2.c: Don't handle UWIN.
* config/alpha/t-unicosmk: Remove.
* config/alpha/unicosmk.h: Remove.
* config/arm/kaos-arm.h: Remove.
* config/arm/kaos-strongarm.h: Remove.
* config/arm/strongarm-coff.h: Remove.
* config/arm/strongarm-elf.h: Remove.
* config/arm/strongarm-pe.h: Remove.
* config/arm/t-strongarm-pe: Remove.
* config/arm/t-xscale-coff: Remove.
* config/arm/t-xscale-elf: Remove.
* config/arm/xscale-coff.h: Remove.
* config/arm/xscale-elf.h: Remove.
* config/chorus.h: Remove.
* config/cris/aout.h: Remove.
* config/cris/aout.opt: Remove.
* config/cris/t-aout: Remove.
* config/i386/beos-elf.h: Remove.
* config/i386/kaos-i386.h: Remove.
* config/i386/ptx4-i.h: Remove.
* config/i386/sco5.h: Remove.
* config/i386/sco5.opt: Remove.
* config/i386/sysv4-cpp.h: Remove.
* config/i386/sysv5.h: Remove.
* config/i386/t-beos: Remove.
* config/i386/t-sco5: Remove.
* config/i386/t-uwin: Remove.
* config/i386/uwin.asm: Remove.
* config/i386/uwin.h: Remove.
* config/kaos.h: Remove.
* config/mips/windiss.h: Remove.
* config/mt: Remove directory.
* config/pa/pa-osf.h: Remove.
* config/pa/pa-pro-end.h: Remove.
* config/pa/t-pro: Remove.
* config/ptx4.h: Remove.
* config/rs6000/beos.h: Remove.
* config/rs6000/kaos-ppc.h: Remove.
* config/rs6000/t-beos: Remove.
* config/rs6000/windiss.h: Remove.
* config/sh/kaos-sh.h: Remove.
* config/sol2-6.h: Remove.
* config/sparc/sol26-sld.h: Remove.
* config/sparc/sysv4-only.h: Remove.
* config/vax/bsd.h: Remove.
* config/vax/t-memfuncs: Remove.
* config/vax/ultrix.h: Remove.
* config/vax/vaxv.h: Remove.
* config/windiss.h: Remove.
2008-06-06 Uros Bizjak <ubizjak@gmail.com>
PR rtl-optimization/36438
* cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
for vector shifts with constant scalar shift operands.
2008-06-06 Sandip Matte <sandip@rmicorp.com>
* doc/invoke.texi: Document -march=xlr.
* config/mips/xlr.md: New file.
* config/mips/mips.md: Include it.
(cpu): Add "xlr".
* config/mips/mips.h (PROCESSOR_XLR): New processor_type.
* config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
(mips_rtx_cost_data): Likewise.
2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
* config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
PRE_INC and PRE_DEC cases.
2008-06-06 Jakub Jelinek <jakub@redhat.com>
PR rtl-optimization/36419
* except.c (expand_resx_expr): Call do_pending_stack_adjust () before
the emitting jump insn.
PR target/36362
* gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
is not bool, boolify the whole *expr_p and convert to the desired type.
2008-06-06 Jakub Jelinek <jakub@redhat.com>
* c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
* langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
Add omp_private_outer_ref hook, add another argument to
omp_clause_default_ctor hook.
* langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
(LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
(LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
hook_tree_tree_tree_tree_null.
(LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
* hooks.c (hook_tree_tree_tree_tree_null): New function.
* hooks.h (hook_tree_tree_tree_tree_null): New prototype.
* tree.def (OMP_TASK): New tree code.
* tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
OMP_CLAUSE_COLLAPSE_EXPR): Define.
(enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
(OMP_DIRECTIVE_P): Add OMP_TASK.
(OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
(OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
* tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
and OMP_CLAUSE_UNTIED entries.
(omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
num_ops to 2.
(walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
Walk OMP_CLAUSE_LASTPRIVATE_STMT.
* tree-pretty-print.c (dump_omp_clause): Handle
OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
(dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
* c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
warning about unsigned iterators. Change decl/init/cond/incr
arguments to TREE_VECs, check arguments for all collapsed loops.
(c_finish_omp_taskwait): New function.
(c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
ws_clauses.
* c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
default_function_array_conversion on init. Add par_clauses argument.
If decl is present in parallel's lastprivate clause, change it to
shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
collapse count in clauses.
(c_parser_omp_for, c_parser_omp_parallel): Adjust
c_parser_omp_for_loop callers.
(OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
(c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
(c_parser_omp_clause_name): Handle collapse and untied clauses.
(c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
functions.
(c_parser_omp_clause_schedule): Handle schedule(auto).
Include correct location in the error message.
(c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
and PRAGMA_OMP_CLAUSE_UNTIED.
(OMP_TASK_CLAUSE_MASK): Define.
(c_parser_omp_task, c_parser_omp_taskwait): New functions.
(c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
* tree-nested.c (convert_nonlocal_omp_clauses,
convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
OMP_CLAUSE_DECL.
(conver_nonlocal_reference, convert_local_reference,
convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
(walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
* tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
* c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
* c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
(PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
* c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
(c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
OMP_CLAUSE_UNTIED.
* c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
* c-common.h (c_finish_omp_taskwait): New prototype.
* gimple-low.c (lower_stmt): Handle OMP_TASK.
* tree-parloops.c (create_parallel_loop): Create 1 entry
vectors for OMP_FOR_{INIT,COND,INCR}.
* tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
(make_edges): Handle OMP_TASK.
* tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
* tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
* builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
* omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
* gimplify.c (gimplify_omp_for): Allow pointer type for decl,
handle POINTER_PLUS_EXPR. If loop counter has been replaced and
original iterator is present in lastprivate clause or if
collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
(gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
(enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
(omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
if it is set, lookup var in outer contexts too. Handle
OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
to be implicitly determined firstprivate for task regions.
(gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
if it is set, lookup var in outer contexts too. Set
OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
OMP_CLAUSE_UNTIED. Take region_type as last argument
instead of in_parallel and in_combined_parallel.
(gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
Adjust callers.
(gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
(new_omp_context): Set default_kind to
OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
(omp_region_type): New enum.
(struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
fields, add region_type.
(new_omp_context): Take region_type as argument instead of is_parallel
and is_combined_parallel.
(gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
omp_is_private, omp_check_private): Adjust ctx->is_parallel and
ctx->is_combined_parallel checks.
(gimplify_omp_task): New function.
(gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
OMP_CLAUSE_UNTIED.
* omp-low.c (extract_omp_for_data): Use schedule(static)
for schedule(auto). Handle pointer and unsigned iterators.
Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
Add loops argument. Extract data for collapsed OMP_FOR loops.
(expand_parallel_call): Assert sched_kind isn't auto,
map runtime schedule to index 3.
(struct omp_for_data_loop): New type.
(struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
Add loop, loops, collapse and iter_type fields.
(workshare_safe_to_combine_p): Disallow combined for if
iter_type is unsigned long long. Don't combine collapse > 1 loops
unless all bounds and steps are constant. Adjust extract_omp_for_data
caller.
(expand_omp_for_generic): Handle pointer, unsigned and long long
iterators. Handle collapsed OMP_FOR loops. Adjust
for struct omp_for_data changes. If libgomp function doesn't return
boolean_type_node, add comparison of the return value with 0.
(expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
pointer, unsigned and long long iterators. Adjust for struct
omp_for_data changes.
(expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
unsigned long long. Allocate loops array, pass it to
extract_omp_for_data. For collapse > 1 loops use always
expand_omp_for_generic.
(omp_context): Add sfield_map and srecord_type fields.
(is_task_ctx, lookup_sfield): New functions.
(use_pointer_for_field): Use is_task_ctx helper. Change first
argument's type from const_tree to tree. Clarify comment.
In OMP_TASK disallow copy-in/out sharing.
(build_sender_ref): Call lookup_sfield instead of lookup_field.
(install_var_field): Add mask argument. Populate both record_type
and srecord_type if needed.
(delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
in srecord_type.
(fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
and DECL_FIELD_OFFSET.
(scan_sharing_clauses): Adjust install_var_field callers. For
firstprivate clauses on explicit tasks allocate the var by value in
record_type unconditionally, rather than by reference.
Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
Use is_taskreg_ctx instead of is_parallel_ctx.
Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
(create_omp_child_function_name): Add task_copy argument, use
*_omp_cpyfn* names if it is true.
(create_omp_child_function): Add task_copy argument, if true create
*_omp_cpyfn* helper function.
(scan_omp_parallel): Adjust create_omp_child_function callers.
Rename parallel_nesting_level to taskreg_nesting_level.
(scan_omp_task): New function.
(lower_rec_input_clauses): Don't run constructors for firstprivate
explicit task vars which are initialized by *_omp_cpyfn*.
Pass outer var ref to omp_clause_default_ctor hook if
OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
OMP_CLAUSE_REDUCTION_INIT.
(lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
avoid duplicate setting of fields. Handle
OMP_CLAUSE_PRIVATE_OUTER_REF.
(lower_send_shared_vars): Use srecord_type if non-NULL. Don't
copy-out if TREE_READONLY, only copy-in.
(expand_task_copyfn): New function.
(expand_task_call): New function.
(struct omp_taskcopy_context): New type.
(task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
New functions.
(lower_omp_parallel): Rename to...
(lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
Call create_task_copyfn if srecord_type is needed. Adjust
sender_decl type.
(task_shared_vars): New variable.
(check_omp_nesting_restrictions): Warn if work-sharing,
barrier, master or ordered region is closely nested inside OMP_TASK.
Add warnings for barrier if closely nested inside of work-sharing,
ordered, or master region.
(scan_omp_1): Call check_omp_nesting_restrictions even for
GOMP_barrier calls. Rename parallel_nesting_level to
taskreg_nesting_level. Handle OMP_TASK.
(lower_lastprivate_clauses): Even if some lastprivate is found on a
work-sharing construct, continue looking for them on parent parallel
construct.
(lower_omp_for_lastprivate): Add lastprivate clauses
to the beginning of dlist rather than end. Adjust for struct
omp_for_data changes.
(lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
not after it. Handle collapsed OMP_FOR loops, adjust for
OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
(get_ws_args_for): Adjust extract_omp_for_data caller.
(scan_omp_for): Handle collapsed OMP_FOR
loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
(lower_omp_single_simple): If libgomp function doesn't return
boolean_type_node, add comparison of the return value with 0.
(diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
(parallel_nesting_level): Rename to...
(taskreg_nesting_level): ... this.
(is_taskreg_ctx): New function.
(build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
of is_parallel_ctx.
(execute_lower_omp): Rename parallel_nesting_level to
taskreg_nesting_level.
(expand_omp_parallel): Rename to...
(expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
Call omp_task_call for OMP_TASK regions.
(expand_omp): Adjust caller, handle OMP_TASK.
(lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
* bitmap.c (bitmap_default_obstack_depth): New variable.
(bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
if argument is NULL and bitmap_default_obstack is already initialized.
* ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
at the end.
* matrix-reorg.c (matrix_reorg): Likewise.
2008-06-06 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (*indirect_jump): Macroize using P
mode iterator. Remove !TARGET_64BIT from insn constraints.
(*tablejump_1): Ditto.
(*indirect_jump_rex64): Remove insn pattern.
(*tablejump_1_rex64): Ditto.
(eh_return_<mode>): Macroize using P mode iterator from eh_return_di
and eh_return_si insn patterns.
2008-06-06 Richard Guenther <rguenther@suse.de>
* tree-ssa-structalias.c (merge_smts_into): Remove.
(find_what_p_points_to): Do not bother to compute the
points-to set for pt_anything pointers.
* tree-ssa-operands.c (get_addr_dereference_operands): No NMT
for pt_anything pointers is ok.
2008-06-06 Jan Hubicka <jh@suse.cz>
* passes.c (execute_ipa_pass_list): Do not regenerate summaries.
2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
* cgraph.c: Fix typos in comments.
(cgraph_availability_names): Fix string typo.
* fold-const.c: Fix typos in comments.
(fold_binary): Fix typo in warning.
* genautomata.c: Fix typos in comments.
(check_presence_pattern_sets): Fix typo in local variable.
(output_description): Fix typo in output.
* ggc-zone.c (ggc_pch_finish): Fix typo in error message.
* hwint.h: Likewise.
* matrix-reorg.c (check_allocation_function): Likewise.
* omega.c (smooth_weird_equations): Likewise.
* auto-inc-dec.c: Fix typos in comments.
* bb-reorder.c: Likewise.
* builtins.c: Likewise.
* c-common.c: Likewise.
* c-cppbuiltin.c: Likewise.
* c-parser.c: Likewise.
* c-pretty-print.c: Likewise.
* cfgcleanup.c: Likewise.
* cfgexpand.c: Likewise.
* cfghooks.c: Likewise.
* cfglayout.c: Likewise.
* cfgloopmanip.c: Likewise.
* cgraphunit.c: Likewise.
* coverage.c: Likewise.
* dbxout.c: Likewise.
* df-byte-scan.c: Likewise.
* df-core.c: Likewise.
* df-problems.c: Likewise.
* df-scan.c: Likewise.
* dfp.c: Likewise.
* dominance.c: Likewise.
* domwalk.c: Likewise.
* dse.c: Likewise.
* dwarf2out.c: Likewise.
* emit-rtl.c: Likewise.
* et-forest.c: Likewise.
* function.c: Likewise.
* function.h: Likewise.
* gcc.c: Likewise.
* gcov-io.c: Likewise.
* gcov.c: Likewise.
* gcse.c: Likewise.
* genattrtab.c: Likewise.
* ggc-page.c: Likewise.
* gimplify.c: Likewise.
* gthr-lynx.h: Likewise.
* haifa-sched.c: Likewise.
* ipa-cp.c: Likewise.
* ipa-inline.c: Likewise.
* ipa-prop.h: Likewise.
* ipa-pure-const.c: Likewise.
* ipa-struct-reorg.c: Likewise.
* ipa-struct-reorg.h: Likewise.
* ipa-type-escape.c: Likewise.
* ipa.c: Likewise.
* loop-doloop.c: Likewise.
* mips-tfile.c: Likewise.
* mkmap-flat.awk: Likewise.
* mkmap-symver.awk: Likewise.
* modulo-sched.c: Likewise.
* omp-low.c: Likewise.
* optabs.c: Likewise.
* optabs.h: Likewise.
* opts.c: Likewise.
* passes.c: Likewise.
* postreload-gcse.c: Likewise.
* postreload.c: Likewise.
* predict.c: Likewise.
* pretty-print.h: Likewise.
* profile.c: Likewise.
* protoize.c: Likewise.
* ra-conflict.c: Likewise.
* real.c: Likewise.
* recog.c: Likewise.
* regclass.c: Likewise.
* regs.h: Likewise.
* reload.c: Likewise.
* rtl-error.c: Likewise.
* rtlanal.c: Likewise.
* scan.h: Likewise.
* sched-rgn.c: Likewise.
* see.c: Likewise.
* stmt.c: Likewise.
* target.h: Likewise.
* tree-dfa.c: Likewise.
* tree-eh.c: Likewise.
* tree-flow-inline.h: Likewise.
* tree-inline.c: Likewise.
* tree-into-ssa.c: Likewise.
* tree-loop-distribution.c: Likewise.
* tree-nested.c: Likewise.
* tree-parloops.c: Likewise.
* tree-pass.h: Likewise.
* tree-pretty-print.c: Likewise.
* tree-profile.c: Likewise.
* tree-scalar-evolution.c: Likewise.
* tree-sra.c: Likewise.
* tree-ssa-alias-warnings.c: Likewise.
* tree-ssa-ccp.c: Likewise.
* tree-ssa-coalesce.c: Likewise.
* tree-ssa-dom.c: Likewise.
* tree-ssa-dse.c: Likewise.
* tree-ssa-forwprop.c: Likewise.
* tree-ssa-live.c: Likewise.
* tree-ssa-live.h: Likewise.
* tree-ssa-loop-im.c: Likewise.
* tree-ssa-loop-ivopts.c: Likewise.
* tree-ssa-loop-niter.c: Likewise.
* tree-ssa-loop-prefetch.c: Likewise.
* tree-ssa-phiopt.c: Likewise.
* tree-ssa-phiprop.c: Likewise.
* tree-ssa-sccvn.c: Likewise.
* tree-ssa-ter.c: Likewise.
* tree-ssa-threadupdate.c: Likewise.
* tree-ssa.c: Likewise.
* tree-vect-analyze.c: Likewise.
* tree-vect-transform.c: Likewise.
* tree-vectorizer.c: Likewise.
* tree-vn.c: Likewise.
* tree-vrp.c: Likewise.
* tree.c: Likewise.
* tree.def: Likewise.
* tree.h: Likewise.
* unwind-dw2-fde.c: Likewise.
* unwind.inc: Likewise.
* value-prof.c: Likewise.
* vmsdbgout.c: Likewise.
2008-06-05 David Edelsohn <edelsohn@gnu.org>
* config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
always place FP constants in the TOC for TARGET_POWERPC64.
* config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
2008-06-05 Joseph Myers <joseph@codesourcery.com>
* config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
* config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
enable for TARGET_E500_DOUBLE.
(*movdd_softfloat32): Also enable for !TARGET_FPRS.
* config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
floating-point modes like integer modes for E500 double.
(rs6000_legitimate_offset_address_p): Likewise.
(rs6000_legitimize_address): Likewise. Do not allow REG+REG
addressing for DDmode for E500 double.
(rs6000_hard_regno_nregs): Do not treat decimal floating-point
modes as using 64-bits of registers for E500 double.
(spe_build_register_parallel): Do not handle DDmode or TDmode.
(rs6000_spe_function_arg): Do not handle DDmode or TDmode
specially for E500 double.
(function_arg): Do not call rs6000_spe_function_arg for DDmode or
TDmode for E500 double.
(rs6000_gimplify_va_arg): Only handle SDmode in registers
specially if TARGET_HARD_FLOAT && TARGET_FPRS.
(rs6000_split_multireg_move): Do not handle TDmode specially for
E500 double.
(spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
using 64-bit registers for E500 double.
(emit_frame_save): Do not handle DDmode specially for E500 double.
(gen_frame_mem_offset): Likewise.
(rs6000_function_value): Do not call spe_build_register_parallel
for DDmode or TDmode.
(rs6000_libcall_value): Likewise.
* config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
for E500 double.
2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
in comments.
2008-06-04 Junjie Gu <jgu@tensilica.com>
* config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
comparison for frame pointers.
2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
PR target/27386
* config/avr/avr.h (PUSH_ROUNDING): Remove.
2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
PR target/30243
* builtins.c (expand_builtin_signbit): Don't take lowpart when
register is already smaller or equal to required mode.
2008-06-04 Xinliang David Li <davidxl@google.com>
* tree-call-cdce.c: New file.
(cond_dead_built_in_calls): New static variable.
(input_domain): New struct.
(check_pow): New function.
(check_builtin_call): Ditto.
(check_target_format): Ditto.
(is_call_dce_candidate): Ditto.
(gen_one_condition): Ditto.
(gen_conditions_for_domain): Ditto.
(get_domain): Ditto.
(gen_conditions_for_pow_cst_base): Ditto.
(gen_conditions_for_pow_int_base): Ditto.
(gen_conditions_for_pow): Ditto.
(get_no_error_domain): Ditto.
(gen_shrink_wrap_conditions): Ditto.
(shrink_wrap_one_built_in_call): Ditto.
(shink_wrap_conditional_dead_built_in_calls): Ditto.
(tree_call_cdce): Ditto.
(gate_call_cdce): Ditto.
(pass_call_cdce): New gimple pass.
* passes.c: (init_optimization_passes): New pass.
* tree-pass.h: New pass declaration.
* opts.c (decode_options): New flag setting.
* common.opt: Add -ftree-builtin-call-dce flag.
* Makefile.in: Add new source file.
* tempvar.def: New tv_id.
* doc/invoke.texi (-ftree-builtin-call-dce): New flag.
2008-06-04 Richard Guenther <rguenther@suse.de>
* tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
(is_call_clobbered): Always check var_ann->call_clobbered.
(mark_call_clobbered): Always set var_ann->call_clobbered.
(clear_call_clobbered): Always clear var_ann->call_clobbered.
* tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
(reset_alias_info): Clear call clobbering info on MTAGs and
globals as well.
(set_pt_anything): Set pt_global_mem.
(create_tag_raw): Adjust comment.
(may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
2008-06-04 Joseph Myers <joseph@codesourcery.com>
Maxim Kuvyrkov <maxim@codesourcery.com>
* config/m68k/m68k.opt (mxgot): New option.
* config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
(m68k_output_addr_const_extra): New.
* config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
* config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
* config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
* doc/invoke.texi (M680x0 Options): Document -mxgot.
2008-06-04 Richard Guenther <rguenther@suse.de>
* tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
negative or non-representable offsets.
2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/i386.c (ix86_gen_leave): New.
(ix86_gen_pop1): Likewise.
(ix86_gen_add3): Likewise.
(ix86_gen_sub3): Likewise.
(ix86_gen_sub3_carry): Likewise.
(ix86_gen_one_cmpl2): Likewise.
(ix86_gen_monitor): Likewise.
(override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
ix86_gen_one_cmpl2 and ix86_gen_monitor.
(ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
(output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
(ix86_expand_epilogue): Updated.
(print_operand): Handle integer register operand for 'z'.
(ix86_expand_strlensi_unroll_1): Likewise.
(ix86_expand_strlen): Likewise.
(ix86_expand_builtin): Likewise.
(x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
mov{q}/mov{l} and add{q}/add{l}.
2008-06-03 Kai Tietz <kai.tietz@onevision.com>
* config/i386/i386.md (P): New mode iterator.
(SFmode push_operand splitter): Macroize DImode and SImode pushes
using P mode iterator.
(DFmode push_operand splitter): Ditto.
(XFmode push_operand splitter): Ditto.
(DFmode float_extend SFmode push_operand splitter): Ditto.
(XFmode float_extend SFmode push_operand splitter): Do not generate
SImode pushes for 64bit target. Macroize Dimode and SImode
pushes using P mode iterator.
(XFmode float_extend DFmode push_operand splitter): Ditto.
2008-06-03 Kai Tietz <kai.tietz@onevision.com>
* config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
* config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
* config/i386/i386.c (ix86_reg_parm_stack_space): Changed
return type to int.
(ix86_call_abi_override): Remove check for call_used_regs.
2008-06-03 Richard Guenther <rguenther@suse.de>
* tree-ssa-structalias.c (find_func_aliases): Add constraints
for the lhs of calls if the return type contains pointers.
2008-06-03 Kai Tietz <kai.tietz@onevision.com>
* doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
* doc/extend.texi (ms_abi,sysv_abi): New attribute description.
* function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
* config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
of cfun and DEFAULT_ABI to deceide abi mode.
(DEFAULT_ABI): New.
(REG_PARM_STACK_SPACE): Removed.
(OUTGOING_REG_PARM_STACK_SPACE): Removed.
(STACK_BOUNDARY): Use default target to deceide stack boundary.
* config/i386/i386-protos.h (ix86_cfun_abi): New.
(ix86_function_abi): Likewise.
(ix86_function_type_abi): Likewise.
(ix86_call_abi_override): Likewise.
* confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
* config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
(X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
specific defines.
(X86_64_REGPARM_MAX): New.
(X86_64_SSE_REGPARM_MAX): New.
(X64_REGPARM_MAX): New.
(X64_SSE_REGPARM_MAX): New.
(X86_32_REGPARM_MAX): New.
(X86_32_SSE_REGPARM_MAX): New.
(ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
(ix86_function_regparm): Handle user calling abi.
(ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
by DEFAULT_ABI versus SYSV_ABI check.
(ix86_reg_parm_stack_space): New.
(ix86_function_type_abi): New.
(ix86_call_abi_override): New.
(ix86_function_abi): New.
(ix86_cfun_abi): New.
(init_cumulative_args): Call abi specific initialization.
(function_arg_advance): Remove TARGET_64BIT_MS_ABI.
(function_arg_64): Extend SSE_REGPARM_MAX check.
(function_arg (): Remove TARGET_64BIT_MS_ABI.
(ix86_pass_by_reference): Likewise.
(ix86_function_value_regno_p): Likewise.
(function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
(ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
(return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
(ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
(setup_incoming_varargs_64): Adjust regparm for call abi.
(ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
(ix86_va_start): Likewise.
(ix86_gimplify_va_arg): Likewise.
(ix86_expand_prologue): Likewise.
(output_pic_addr_const): Likewise.
(ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
(x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
(x86_output_mi_thunk): Likewise.
(x86_function_profiler): Likewise.
* config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
(SYSV_ABI, MS_ABI): New constants.
(DEFAULT_ABI): New.
(init_regs): Add prototype of function in regclass.c file.
(OVERRIDE_ABI_FORMAT): New.
(CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
(REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
(OUTGOING_REG_PARM_STACK_SPACE): New.
(ix86_reg_parm_stack_space): New prototype.
(CUMULATIVE_ARGS): Add call_abi member.
(machine_function): Add call_abi member.
* config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
PR target/34879
* config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
(avr_builtin_setjmp_frame_value): New function.
* config/avr/avr.md (nonlocal_goto_receiver): Define.
(nonlocal_goto): Define.
2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
* config/mips/mips.c (mips_emit_loadgp): Return early if
there is nothing do to, otherwise emit a blockage if
!TARGET_EXPLICIT_RELOCS || crtl->profile.
* config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
* configure.ac: Drop unneeded backslash ending up in config.in.
* acinclude.m4: Likewise.
* config.in: Regenerate.
2008-05-26 Jan Hubicka <jh@suse.cz>
* predict.c (maybe_hot_frequency_p): Break out of...
(maybe_hot_bb_p): ... here.
(maybe_hot_edge_p): New.
* tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
* basic-block.h (maybe_hot_edge_p): Declare.
2008-05-31 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
(*cmpfp_<mode>_cc): Ditto.
(*fp_jcc_8<mode>_387): Ditto.
(*fop_<MODEF:mode>_2_i387): Ditto.
(*fop_<MODEF:mode>_3_i387): Ditto.
(*fop_xf_2_i387): Ditto.
(*fop_xf_3_i387): Ditto.
2008-06-02 Tomas Bily <tbily@suse.cz>
* tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
* config/mips/mips.c (mips_valid_offset_p): New function.
(mips_valid_lo_sum_p): Likewise.
(mips_classify_address): Use them.
(mips_force_address): New function.
(mips_legitimize_address): Use it.
* config/mips/mips.md (MOVE128): New mode iterator.
(movtf): Require TARGET_64BIT. Remove empty strings.
(*movtf_internal): Rename to...
(*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
of "R" and use {,fp}{load,store} attributes instead of "multi".
Use a separate define_split.
(*movtf_mips16): New pattern.
2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
* config/mips/mips-protos.h (mips_expand_before_return): Declare.
* config/mips/mips.c (mips_expand_before_return): New function.
(mips_expand_epilogue): Call it.
* config/mips/mips.md (return): Turn into a define_expand.
(*return): New insn.
2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
* rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
* emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
functions. Do not emit uses and clobbers of CONCATs; individually
use and clobber their operands.
* builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
gen_clobber, emit_use and gen_use.
(expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
(expand_builtin_return): Likewise.
* cfgbuild.c (count_basic_blocks): Likewise.
* cfgrtl.c (rtl_flow_call_edges_add): Likewise.
* explow.c (emit_stack_restore): Likewise.
* expmed.c (extract_bit_field_1): Likewise.
* expr.c (convert_move, emit_move_complex_parts): Likewise.
(emit_move_multi_word, store_constructor): Likewise.
* function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
(thread_prologue_and_epilogue_insns): Likewise.
* lower-subreg.c (resolve_simple_move): Likewise.
* optabs.c (widen_operand, expand_binop): Likewise.
(expand_doubleword_bswap, emit_no_conflict_block): Likewise.
* reload.c (find_reloads): Likewise.
* reload1.c (eliminate_regs_in_insn): Likewise.
* stmt.c (expand_nl_goto_receiver): Likewise.
* config/alpha/alpha.md (builtin_longjmp): Likewise.
* config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
* config/arm/arm.c (arm_load_pic_register): Likewise.
(thumb1_expand_epilogue, thumb_set_return_address): Likewise.
* config/arm/arm.md (untyped_return): Likewise.
* config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
* config/avr/avr.c (expand_prologue): Likewise.
* config/bfin/bfin.c (do_unlink): Likewise.
* config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
* config/cris/cris.c (cris_expand_prologue): Likewise.
* config/darwin.c (machopic_indirect_data_reference): Likewise.
(machopic_legitimize_pic_address): Likewise.
* config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
(frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
* config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
(ix86_expand_convert_uns_didf_sse): Likewise.
(ix86_expand_vector_init_general): Likewise.
* config/ia64/ia64.md (eh_epilogue): Likewise.
* config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
* config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
* config/m32r/m32r.c (m32r_reload_lr): Likewise.
(config/iq2000/iq2000.c): Likewise.
* config/mips/mips.md (fixuns_truncdfsi2): Likewise.
(fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
(builtin_longjmp): Likewise.
* config/mn10300/mn10300.md (call, call_value): Likewise.
* config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
* config/pdp11/pdp11.md (abshi2): Likewise.
* config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
* config/s390/s390.c (s390_emit_prologue): Likewise.
* config/s390/s390.md (movmem_long, setmem_long): Likewise.
(cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
(builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
* config/sh/sh.c (prepare_move_operands): Likewise.
(output_stack_adjust, sh_expand_epilogue): Likewise.
(sh_set_return_address, sh_expand_t_scc): Likewise.
* config/sparc/sparc.c (load_pic_register): Likewise.
* config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
* config/spu/spu.c (spu_expand_epilogue): Likewise.
* config/v850/v850.c (expand_epilogue): Likewise.
2008-05-31 Anatoly Sokolov <aesok@post.ru>
* config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
(UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
(movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
* config/avr/avr.c (expand_prologue, expand_epilogue): Use
movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
stack pointer register.
(output_movhi): Remove code for interrupt specific writing to the
stack pointer register.
2008-05-31 Richard Guenther <rguenther@suse.de>
PR tree-optimization/34244
* fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
(tree_expr_nonzero_warnv_p): Likewise.
* tree-vrp.c (vrp_expr_computes_nonnegative): Call
ssa_name_nonnegative_p.
(vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
(extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
not tree_expr_nonzero_warnv_p.
PR tree-optimization/36262
Revert
2007-11-29 Zdenek Dvorak <ook@ucw.cz>
PR tree-optimization/34244
* tree-vrp.c (adjust_range_with_scev): Clear scev cache.
(record_numbers_of_iterations): New function.
(execute_vrp): Cache the numbers of iterations of loops.
* tree-scalar-evolution.c (scev_reset_except_niters):
New function.
(scev_reset): Use scev_reset_except_niters.
* tree-scalar-evolution.h (scev_reset_except_niters): Declare.
2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
* config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
__WORKAROUND_RETS when appropriate.
2008-05-31 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
*fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
mode iterator.
(*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
*fop_df_comm_sse insn patterns using MODEF mode iterator.
(*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
*fop_df_comm_i387 insn patterns using MODEF mode iterator.
(*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
*fop_df_1_mixed insn patterns using MODEF mode iterator.
(*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
*fop_df_1_sse insn patterns using MODEF mode iterator.
(*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
*fop_df_1_i387 insn patterns using MODEF mode iterator.
(*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
*fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
(*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
*fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
(*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
(*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
(*fop_xf_4_i387): Use <MODE> for mode attribute.
(*fop_xf_5_i387): Ditto.
(*fop_xf_6_i387): Ditto.
2008-05-30 Richard Guenther <rguenther@suse.de>
* builtins.c (build_string_literal): Avoid generating
a non-gimple_val result.
2008-05-30 DJ Delorie <dj@redhat.com>
* exec-tool.in: Use an environment variable (private) instead of a
file (shared) as a semaphore, so as to not break parallel builds.
2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
* optabs.c (maybe_encapsulate_block): Remove.
(emit_libcall_block): Adjust accordingly.
* optabs.h (maybe_encapsulate_block): Remove prototype.
* config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
Don't use maybe_encapsulate_block.
2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
* config/rs6000/rs6000.c (rs6000_legitimize_address,
rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
rtx is a SYMBOL_REF before calling get_pool_constant.
2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
* fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
* incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
rather than OS names to choose INO_T_EQ definition.
(DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
(add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
2008-05-29 Daniel Franke <franke.daniel@gmail.com>
PR target/36348
* config/darwin-f.c: New.
* config/t-darwin: Added rule to build darwin-f.o.
* config.gcc: Defined new variable, fortran_target_objs.
(*-*-darwin*): Set fortran_target_objs.
* Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
* configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
* configure: Regenerated.
2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
PR target/35771
* config/i386/i386.c (ix86_function_arg_boundary): Convert to
canonical type if needed.
2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
* tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
2008-05-29 Richard Guenther <rguenther@suse.de>
PR tree-optimization/36343
PR tree-optimization/36346
PR tree-optimization/36347
* tree-flow.h (clobber_what_p_points_to): Declare.
* tree-ssa-structalias.c (set_uids_in_ptset): Whether the
pointed-to variable is dereferenced is irrelevant to whether
the pointer can access the pointed-to variable.
(clobber_what_p_points_to): New function.
* tree-ssa-alias.c (set_initial_properties): Use it.
* tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
call clobber check for NMTs.
2008-05-28 Seongbae Park <seongbae.park@gmail.com>
* value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
for printing gcov_type.
2008-05-28 Seongbae Park <seongbae.park@gmail.com>
* tree-ssa-propagate.c (set_rhs): Preserve the histogram
and the eh region information.
* value-prof.c (gimple_move_stmt_histograms): New function.
* value-prof.h (gimple_move_stmt_histograms): New function declaration.
2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
* config/pa/pa.md: Remove extern frame_pointer_needed declaration.
2008-05-28 Seongbae Park <seongbae.park@gmail.com>
* value-prof.c (tree_ic_transform): Print counts.
* tree-profile.c (tree_gen_ic_func_profiler):
Clear __gcov_indreict_call_callee variable to avoid misattribution
of the profile.
2008-05-28 Rafael EspÃndola <espindola@google.com>
* see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
invalid sharing.
2008-05-28 Richard Guenther <rguenther@suse.de>
PR tree-optimization/36339
* tree-ssa-alias.c (set_initial_properties): Move pt_anything
and clobbering code out of the loop.
2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
* config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
letters defined.
* config/s390/s390.c (s390_compare_and_branch_condition_mask,
s390_contiguous_bitmask_p, s390_symref_operand_p,
s390_check_symref_alignment, s390_reload_larl_operand,
s390_reload_symref_address): New functions.
(s390_branch_condition_mnemonic): Support compare and branch
instructions.
(s390_mem_constraint): Avoid symrefs to accepted by the 'T'
and 'W' constraints.
(s390_secondary_reload): Add secondary reloads for unaligned
symbol refs or symbol refs to floating point or QI/TI mode
integer values.
(legitimate_address_p): Accept symbol references as addresses.
(s390_expand_insv): Use rotate and insert selected bits
instruction for insv when building for z10.
(print_operand_address): Handle symbol ref addresses.
(print_operand): Output modifier 'c' added for signed byte values.
(s390_encode_section_info): Mark symbol refs with
SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
* config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
(length attribute): RRF, RRR have 4 byte length.
(FPALL, INTALL): New mode iterators added.
(*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
*cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
*movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
*extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
*zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
*add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
*add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
*mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
instructions.
(*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
*cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
*cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
reload<INTALL:mode><P:mode>_toreg_z10,
reload<FPALL:mode><P:mode>_tomem_z10,
reload<FPALL:mode><P:mode>_toreg_z10,
reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
*insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
*zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
*cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
definition.
(movmem, clrmem, cmpmem): New splitters added.
* config/s390/predicates.md (larl_operand): Use
SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
SYMBOL_REF_ALIGN1_P.
(s390_signed_integer_comparison,
s390_unsigned_integer_comparison): New predicates.
* config/s390/s390-protos.h (s390_check_symref_alignment,
s390_contiguous_bitmask_p, s390_reload_larl_operand,
s390_reload_symref_address,
s390_compare_and_branch_condition_mask): Prototypes added.
* config/s390/s390.h (TARGET_MEM_CONSTRAINT,
SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
* config/s390/s390.c (z10_cost): New cost function for z10.
(s390_handle_arch_option, override_options): Support -march=z10 switch.
(s390_issue_rate): Adjust issue rate for z10.
* config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
(processor_flags): Add PF_Z10.
(TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
* config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
* gcc/config.gcc: Add z10.
2008-05-28 Richard Guenther <rguenther@suse.de>
PR tree-optimization/36291
* tree-flow. h (struct gimple_df): Remove var_anns member.
* tree-flow-inline.h (gimple_var_anns): Remove.
(var_ann): Simplify.
* tree-dfa.c (create_var_ann): Simplify.
(remove_referenced_var): Clear alias info from var_anns of globals.
* tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
(delete_tree_ssa): Clear alias info from var_anns of globals.
Do not free var_anns.
(var_ann_eq): Remove.
(var_ann_hash): Likewise.
2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
* config/mips/mips.c (mips_cpu_info_table): Add loongson2e
and loongson2f entries.
(mips_rtx_cost_data): Add entries for Loongson-2E/2F.
* config/mips/mips.h (processor_type): Add Loongson-2E
and Loongson-2F entries.
(TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
(MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
* config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
* doc/invoke.texi (MIPS Options): Document loongson2e
and loongson2f processor names.
2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
PR target/35767
PR target/35771
* config/i386/i386.c (ix86_function_arg_boundary): Use
alignment of canonical type.
(ix86_expand_vector_move): Check unaligned memory access for
all SSE modes.
2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
* dwarf2out.c (current_fde): Change return type to dw_fde_ref.
Moved to the front of file.
2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
H.J. Lu <hongjiu.lu@intel.com>
* dwarf2out.c (current_fde): New.
(add_cfi): Use it.
(lookup_cfa:): Likewise.
(dwarf2out_end_epilogue): Likewise.
(dwarf2out_note_section_used): Likewise.
2008-05-27 Michael Matz <matz@suse.de>
PR c++/27975
* c.opt (Wenum-compare): New warning option.
* doc/invoke.texi (Warning Options): Document -Wenum-compare.
2008-05-27 Michael Matz <matz@suse.de>
PR middle-end/36326
* tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
non-BLKmode types.
* tree-tailcall.c (find_tail_calls): Don't mark calls storing
into memory as tail calls.
2008-05-27 Richard Guenther <rguenther@suse.de>
PR tree-optimization/36339
* tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
pointers cause all addressable variables to be call clobbered.
2008-05-27 Richard Guenther <rguenther@suse.de>
PR tree-optimization/36245
* tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
* config/s390/s390.md: Replace all occurences of the 'm'
constraint with 'RT'.
2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
* config/s390/s390.md ("cpu_facility", "enabled"): Attribute
definitions added.
("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
"*movdi_64".
("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
* reload.c: (find_reloads): Skip alternatives according to the
"enabled" attribute. Constify the constraint variable.
* recog.c (get_attr_enabled): Add default implementation.
(extract_insn): Set the alternative_enabled_p array
in the recog_data struct.
(preprocess_constraints, constrain_operands): Skip
alternatives according to the "enabled" attribute
* recog.h (struct recog_data): New field alternative_enabled_p.
(skip_alternative): New inline function.
* regclass.c: (record_operand_costs): Check the "enabled" attribute.
(record_reg_classes): Skip alternative according to the
"enabled" attribute.
* doc/md.texi: Add documention for the "enabled" attribute.
2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
* defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
* postreload.c (reload_cse_simplify_operands): Replace 'm'
constraint with TARGET_MEM_CONSTRAINT.
* recog.c (asm_operand_ok, preprocess_constraints,
constrain_operands): Likewise.
* regclass.c (record_reg_classes): Likewise.
* reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
* reload1.c (maybe_fix_stack_asms): Likewise.
* stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
* recog.h: Adjust comment.
* genpreds.c (generic_constraint_letters): Remove 'm' constraint.
* genoutput.c (note_constraint): Don't emit error for 'm' constraint.
* doc/md.texi: Add a note to description of 'm' constraint.
* doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
* tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
that the bitfield is of integral type before testing its precision.
2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
Sa Liu <saliu@de.ibm.com>
* config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
__modti3, __udivti3, __umodti3 and __udivmodti4.
* config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
that implement TImode mul and div functions.
* config/spu/multi3.c: New. Implement __multi3.
* config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
* testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
functions on SPU.
2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
* config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
new tls_gd_* and tls_ld_* insns instead of an insn sequence.
* config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
tls_sysv_suffix): New mode and mode attribute iterators.
(tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
(lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
(tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
iterators.
2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
PR tree-optimization/36329
* tree.h (CALL_CANNOT_INLINE_P): Add access check.
* tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
* cgraphbuild.c (initialize_inline_failed): Use the latter
macro in lieu of the former.
* ipa-inline.c (cgraph_mark_inline): Likewise.
(cgraph_decide_inlining_of_small_function): Likewise.
(cgraph_decide_inlining): Likewise.
(cgraph_decide_inlining_incrementally): Likewise.
2008-05-26 Tristan Gingold <gingold@adacore.com>
Anatoly Sokolov <aesok@post.ru>
* config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
instead of pm_lo8/pm_hi8 to makes this call working on avr6.
* config/avr/avr.c (expand_prologue): Tune "call_prologue"
optimization for 'avr6' architecture.
2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
PR target/34932
* config/avr/avr.md (*addhi3_zero_extend2): Remove.
2008-05-26 Richard Guenther <rguenther@suse.de>
* tree-ssa-sccvn.c (expr_has_constants): Declare.
(visit_reference_op_load): Initialize VN_INFO->has_constants properly.
2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
PR middle-end/36253
* caller-save.c (insert_restore): Verify alignment of spill space.
(insert_save): Likewise.
* cfgexpand.c (LOCAL_ALIGNMENT): Removed.
* defaults.h (LOCAL_ALIGNMENT): New. Provide default.
(STACK_SLOT_ALIGNMENT): Likewise.
* function.c (LOCAL_ALIGNMENT): Removed.
(get_stack_local_alignment): New.
(assign_stack_local): Use it. Set alignment on stack slot.
(assign_stack_temp_for_type): Use get_stack_local_alignment.
* config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
(STACK_SLOT_ALIGNMENT): New.
* config/i386/i386.c (ix86_local_alignment): Handle caller-save
stack slot in XFmode.
* doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
2008-05-26 Kai Tietz <kai.tietz@onevision.com>
PR/36321
* config/i386/i386.md (allocate_stack_worker_64): Make sure
argument operand in rax isn't removed.
2008-05-26 Richard Guenther <rguenther@suse.de>
PR middle-end/36300
* fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
2008-05-26 Daniel Franke <franke.daniel@gmail.com>
PR bootstrap/36331
* c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
* config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
* config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
* tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
build a trampoline if we don't want one.
* varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
return zero for nested functions if we don't want a trampoline.
2008-05-26 Daniel Franke <franke.daniel@gmail.com>
* doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
2008-05-26 Daniel Franke <franke.daniel@gmail.com>
PR fortran/18428
* c.opt: Removed undocumented option '-lang-fortran'.
* c-common.h: Removed global variable 'lang_fortran'.
* c-opts.c (c_common_handle_option): Removed code to handle
option '-lang-fortran'. Updated includes.
* c-cppbuiltin.c (c_cpp_builtins): Removed conditional
definition of '__GFORTRAN__'.
(define__GNUC__): Reimplemented to use BASEVER and
cpp_define_formatted.
(builtin_define_with_value_n): Removed.
* c-incpath.h: Renamed to ...
* incpath.h: ... this.
* c-incpath.c: Renamed to ...
* incpath.c: ... this. Updated includes.
* fix-header.c: Updated includes.
* Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
(c-cppbuiltin.o): Added dependency on and definition of BASEVER.
(OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
* tree.h: Update the table of flags used on tree nodes.
(TREE_NO_TRAMPOLINE): New accessor for static_flag.
(SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
(FORCED_LABEL): Add access check.
(CALL_EXPR_RETURN_SLOT_OPT): Likewise.
(ASM_INPUT_P): Likewise.
(ASM_VOLATILE_P): Likewise.
(EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
(OMP_SECTION_LAST): Access private_flag directly.
(OMP_RETURN_NOWAIT): Likewise.
(OMP_PARALLEL_COMBINED): Likewise.
(OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
(OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
* tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
deprecated_flag directly.
2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
* final.c (frame_pointer_needed): Removed.
* flags.h (frame_pointer_needed): Likewise.
* function.h (rtl_data): Add frame_pointer_needed.
(frame_pointer_needed): New.
2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
* config.gcc (sh2[lbe]*-*-linux*): Allow target.
2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
* gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
SRC is a REG.
2008-05-25 Alan Modra <amodra@bigpond.net.au>
* c-common.c (strip_array_types): Move function to..
* tree.c: ..here.
(get_inner_array_type): Delete.
* c-common.h (strip_array_types): Move declaration to..
* tree.h: ..here.
(get_inner_array_type): Delete.
* config/i386/i386.c (x86_field_alignment): Use strip_array_types.
* config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
* config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
* config/pa/pa.c (emit_move_sequence): Likewise.
2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/i386.md (*sse_prologue_save_insn): Set length
attribute to 34.
2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
* function.c: Include target hook for nonlocal_goto frame value.
2008-05-24 Richard Guenther <rguenther@suse.de>
* tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
variable can be only accessed through a pointer or a union.
2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
* builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
* doc/extend.texi: Likewise.
2008-05-23 DJ Delorie <dj@redhat.com>
* config/m32c/jump.md (untyped_call): Add.
* config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
for A24 to PSImode.
(m32c_address_cost): Detail costs for indirect offsets.
2008-05-23 Rafael EspÃndola <espindola@google.com>
* see.c (see_get_extension_data): Don't use SUBREG_REG to test
if a node is a SUBREG.
(see_analyze_one_def): Don't use SUBREG_REG to test if a node
is a SUBREG.
2008-05-23 Paul Brook <paul@codesourcery.com>
Carlos O'Donell <carlos@codesourcery.com>
* doc/extend.texi: Clarify use of __attribute__((naked)).
* doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
* target.h (gcc_target): Add allocate_stack_slots_for_args.
* function.c (use_register_for_decl): Use
targetm.calls.allocate_stack_slots_for_args.
* target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
* config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
(TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
* expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
* config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
is only rounded once.
2008-05-23 Richard Guenther <rguenther@suse.de>
* tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
2008-05-23 Uros Bizjak <ubizjak@gmail.com>
Jakub Jelinek <jakub@redhat.com>
PR target/36079
* configure.ac: Handle --enable-cld.
* configure: Regenerated.
* config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
* config/i386/i386.h (struct machine_function): Add needs_cld field.
(ix86_current_function_needs_cld): New define.
* config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
(cld): New isns pattern.
(strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
* config/i386/i386.opt (mcld): New option.
* config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
TARGET_CLD and ix86_current_function_needs_cld.
(override_options): Use -mcld by default for 32-bit code if
USE_IX86_CLD.
* doc/install.texi (Options specification): Document --enable-cld.
* doc/invoke.texi (Machine Dependent Options)
[i386 and x86-64 Options]: Add -mcld option.
(Intel 386 and AMD x86-64 Options): Document -mcld option.
2008-05-23 Kai Tietz <kai.tietz@onevison.com>
* config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
(return_in_memory_64): Likewise.
(return_in_memory_ms_64): Likewise.
2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
* builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
* builtins.c (fold_builtin_fpclassify): New.
(fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
* builtins.def (BUILT_IN_FPCLASSIFY): New.
* c-common.c (handle_type_generic_attribute): Adjust to accept
fixed arguments before an elipsis.
(check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
* doc/extend.texi: Document __builtin_fpclassify.
2008-05-22 Aldy Hernandez <aldyh@redhat.com>
* omp-low.c (gate_expand_omp_ssa): Remove.
(pass_expand_omp_ssa): Remove.
(gate_expand_omp): Do not check for flag_openmp_ssa.
* common.opt (-fopenmp-ssa): Remove.
* passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
* config/sh/sh.opt (mfixed-range): New option.
* config/sh/sh-protos.h (sh_fix_range): Declare.
* config/sh/sh.c (sh_fix_range): New function.
* config/sh/sh.h (sh_fixed_range_str): Declare.
(OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
is not empty.
* doc/invoke.texi (SH Options): Document -mfixed-range.
2008-05-22 Kai Tietz <kai.tietz@onevision.com>
* config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
it before the redeclaration.
2008-05-22 Anatoly Sokolov <aesok@post.ru>
* config/avr/avr.c (get_sequence_length): Add new function.
(expand_prologue, expand_epilogue): Remove duplicate code.
2008-05-22 Rafael EspÃndola <espindola@google.com>
* see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
sharing.
2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
* defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
* doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
* tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
(vect_update_misalignment_for_peel): Likewise.
(vector_alignment_reachable_p): Likewise.
* tree-vect-transform.c (vectorizable_load): Likewise.
* tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
(get_vectype_for_scalar_type): Pass mode of scalar_type
to UNITS_PER_SIMD_WORD.
* config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
* config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
* config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
* config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
* config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
2008-05-22 Ira Rosen <irar@il.ibm.com>
PR tree-optimization/36293
* tree-vect-transform.c (vect_transform_strided_load): Don't check
if the first load must be skipped because of a gap.
2008-05-22 Richard Guenther <rguenther@suse.de>
* tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
more cases of offset disambiguation that is possible if
strict-aliasing rules apply.
* tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
for basic offset and type-based disambiguation.
2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/i386.c (ix86_expand_vector_init_one_var): Use
ix86_expand_vector_set on V16QImode for SSE4.1.
2008-05-21 Tom Tromey <tromey@redhat.com>
* c.opt (Wimport): Mark as undocumented.
* doc/invoke.texi (Option Summary): Don't mention -Wimport or
-Wno-import.
(Warning Options): Likewise.
* doc/cppopts.texi: Don't mention -Wimport.
2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
PR tree-optimization/36287
PR tree-optimization/36286
* lambda-code.c (build_access_matrix): Do not use the loop->num
for computing the number of induction variables: use the loop depth
instead.
2008-05-21 Kai Tietz <kai.tietz@onevision.com>
PR/36280
* config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
option -f(no-)leading-underscore.
2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/i386.c (ix86_expand_vector_init_general): Use
GET_MODE_NUNITS (mode).
2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
* doc/invoke.texi: Add cpu_type's 464 and 464fp.
(-mmulhw): Add 464 to description.
(-mdlmzb): Likewise.
* config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
* config/rs6000/rs6000.c (processor_target_table): Add 464 and
464fp entries.
* config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
* config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
* config/rs6000/rs6000.md: Update comments for 464.
2008-05-21 Janis Johnson <janis187@us.ibm.com>
* doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/sse.md (vec_extractv4sf): Removed.
(vec_extractv2df): Likewise.
(vec_extractv2di): Likewise.
(vec_extractv4si): Likewise.
(vec_extractv8hi): Likewise.
(vec_extractv16qi): Likewise.
(vec_extract<mode>): New.
2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/sse.md (vec_setv4sf): Removed.
(vec_setv2df): Likewise.
(vec_setv2di): Likewise.
(vec_setv4si): Likewise.
(vec_setv8hi): Likewise.
(vec_setv16qi): Likewise.
(vec_set<mode>): New.
2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/i386.c (ix86_expand_vector_init_general): Remove
goto for vec_concat and vec_interleave.
2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/sse.md (vec_initv4sf): Removed.
(vec_initv2df): Likewise.
(vec_initv2di): Likewise.
(vec_initv4si): Likewise.
(vec_initv8hi): Likewise.
(vec_initv16qi): Likewise.
(vec_init<mode>): New.
2008-05-21 Joseph Myers <joseph@codesourcery.com>
* collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
2008-05-21 Tom Tromey <tromey@redhat.com>
* ggc-zone.c (lookup_page_table_if_allocated): New function.
(zone_find_object_offset): Likewise.
(gt_ggc_m_S): Likewise.
(highest_bit): Likewise.
* ggc-page.c (gt_ggc_m_S): New function.
* stringpool.c (string_stack): Remove.
(init_stringpool): Update.
(ggc_alloc_string): Use ggc_alloc.
(maybe_delete_ident): New function.
(ggc_purge_stringpool): Likewise.
(gt_ggc_m_S): Remove.
* ggc-common.c (ggc_protect_identifiers): New global.
(ggc_mark_roots): Call ggc_purge_stringpool. Use
ggc_protect_identifiers.
* ggc.h (ggc_protect_identifiers): Declare.
(gt_ggc_m_S): Update.
(ggc_purge_stringpool): Declare.
* toplev.c (compile_file): Set and reset ggc_protect_identifiers.
* gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
special case.
(write_root): Cast gt_ggc_m_S to gt_pointer_walker.
2008-05-21 David S. Miller <davem@davemloft.net>
* config.gcc (sparc-*-linux*): Always include sparc/t-linux in
tmake_file.
2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
* cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
once finished.
2008-05-20 David Daney <ddaney@avtrex.com>
* config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
(UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
UNSPEC_UPDATE_GOT_VERSION): Renumber.
(optab, insn): Add 'plus' and 'minus' to define_code_attr.
(atomic_hiqi_op): New define_code_iterator.
(sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
mips_expand_compare_and_swap_12.
(compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
(sync_<optab><mode>, sync_old_<optab><mode>,
sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
sync_new_nand<mode>): New define_expands for HI and QI mode operands.
(sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
(sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
(test_and_set_12): New insn.
(sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
sync_new_<optab><mode>, sync_old_nand<mode>,
sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
clobber to operand 0 for SI and DI mode insns.
* config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
mips_gen_fn_4): New typedefs.
(mips_gen_fn_ptrs): Define new union type.
(mips_expand_compare_and_swap_12): Remove declaration.
(mips_expand_atomic_qihi): Declare function.
* config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
(mips_expand_atomic_qihi): ... this. Use new generator function
parameter.
* config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
(MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
(MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
New macros.
2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
the missing break.
2008-05-20 Anatoly Sokolov <aesok@post.ru>
* config/avr/avr.h (machine_function): Add 'is_OS_main' field.
* config/avr/avr.c (avr_OS_main_function_p): Add new function.
(avr_attribute_table): Add 'OS_main' function attribute.
(avr_regs_to_save, expand_prologue, expand_epilogue): Handle
functions with 'OS_main' attribute.
2008-05-20 Richard Guenther <rguenther@suse.de>
PR tree-optimization/35204
* tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
helper, split out from ...
(DFS): ... here. Make the DFS walk non-recursive.
2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
Jan Sjodin <jan.sjodin@amd.com>
PR tree-optimization/36181
* tree-parloops.c (loop_has_vector_phi_nodes): New.
(parallelize_loops): Don't parallelize when the loop has vector
phi nodes.
2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
Sebastian Pop <sebastian.pop@amd.com>
* tree-loop-linear.c (gather_interchange_stats): Look in the access
matrix, and never look at the tree representation of the memory
accesses.
(linear_transform_loops): Computes parameters and access matrices.
* tree-data-ref.c (compute_data_dependences_for_loop): Returns false
when fails.
(access_matrix_get_index_for_parameter): New.
* tree-data-ref.h (struct access_matrix): New.
(AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
am_vector_index_for_loop): New.
(struct data_reference): Add field access_matrix.
(DR_ACCESS_MATRIX): New.
(compute_data_dependences_for_loop): Update declaration.
(lambda_collect_parameters, lambda_compute_access_matrices): Declared.
* lambda.h (lambda_vector_vec_p): Declared.
* lambda-code.c: Depend on pointer-set.h.
(lambda_collect_parameters_from_af, lambda_collect_parameters,
av_for_af_base, av_for_af, build_access_matrix,
lambda_compute_access_matrices): New.
* Makefile.in (lambda-code.o): Depend on pointer-set.h.
2008-05-20 Joseph Myers <joseph@codesourcery.com>
* doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
$SOURCEDIR/include.
2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
Sebastian Pop <sebastian.pop@amd.com>
PR tree-optimization/36206
* tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
FOLD_CONVERSIONS.
(instantiate_scev_1): Rename flags to fold_conversions.
Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
outeside instantiation_loop.
* tree-chrec.h (evolution_function_is_affine_in_loop): New.
(evolution_function_is_affine_or_constant_p): Removed.
* tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
instantiate_scev.
(analyze_siv_subscript): Pass in the loop nest number.
Call evolution_function_is_affine_in_loop instead of
evolution_function_is_affine_p.
(analyze_overlapping_iterations): Pass in the loop nest number.
2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
Sebastian Pop <sebastian.pop@amd.com>
PR tree-optimization/36206
* tree-chrec.h (chrec_fold_op): New.
* tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
and other trees.
2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
* c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
(DIRS_EQ): New.
(remove_duplicates): Do not set inode on non-inode systems.
Use DIRS_EQ.
2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
* config.gcc (tm_file): Update comments about relative pathnames.
2008-05-20 Richard Guenther <rguenther@suse.de>
* tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
* tree-ssa-sccvn.c (process_scc): Likewise.
* tree-ssa-sink.c (execute_sink_code): Likewise.
* tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
* tree-vrp.c (process_assert_insertions): Likewise.
* tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
(perform_tree_ssa_dce): Likewise.
* tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
(dump_dominator_optimization_stats): Likewise.
* tree-vectorizer.c (vectorize_loops): Likewise.
2008-05-20 Richard Guenther <rguenther@suse.de>
* tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
2008-05-20 Kai Tietz <kai.tietz@onevision.com>
* config/i386/i386-protos.h (ix86_return_in_memory): Removed.
(ix86_i386elf_return_in_memory): Likewise.
(ix86_i386interix_return_in_memory): Likewise.
* config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
(SUBTARGET_RETURN_IN_MEMORY): New.
* config/i386/i386elf.h: Likewise.
* config/i386/ptx4-i.h: Likewise.
* config/i386/sol2-10.h: Likewise.
* config/i386/sysv4.h: Likewise.
* config/i386/vx-common.h: Likewise.
* config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
* config/i386/i386.c (ix86_return_in_memory): Made static and
make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
(ix86_i386elf_return_in_memory): Removed.
(ix86_i386interix_return_in_memory): Removed.
(TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
* target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
2008-05-20 Alexandre Oliva <aoliva@redhat.com>
* cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
2008-05-19 Xinliang David Li <davidxl@google.com>
* tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
* opts.c: Ditto.
* common.opt: Ditto.
* doc/invoke.texi: Ditto.
2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
* tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
(substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/i386.c (ix86_expand_vector_init_concat): Change
sizes of operand array from 8/4 to 4/2.
(ix86_expand_vector_init_general): Change size of operand array
from 32 to 16. Remove op0, op1 and half_mode.
2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/i386.c (ix86_expand_vector_init_concat): New.
(ix86_expand_vector_init_interleave): Likewise.
(ix86_expand_vector_init_general): Use them. Assert
word_mode == SImode when n_words == 4.
2008-05-19 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.c (ix86_secondary_reload): New static function.
(TARGET_SECONDARY_RELOAD): New define.
* config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
* config/i386/i386.md (reload_outqi): Remove.
2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
PR middle-end/35509
* builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
(mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
(fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
(fold_builtin_1): Likewise.
* builtins.def (BUILT_IN_ISINF_SIGN): New.
c-common.c (check_builtin_function_arguments): Handle
BUILT_IN_ISINF_SIGN.
* doc/extend.texi: Document __builtin_isinf_sign.
* fold-const.c (operand_equal_p): Handle COND_EXPR.
2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
* tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
EH cleanup at the end of the pass, search for those that have been
turned into forwarder blocks and do the cleanup on their successor.
2008-05-18 Richard Guenther <rguenther@suse.de>
* tree-cfg.c (verify_gimple_expr): Allow conversions from
pointers to sizetype and vice versa.
2008-05-18 Xinliang David Li <davidxl@google.com>
* gcc/tree-ssa-dce.c: Coding style fix.
(check_pow): Documentation comment.
(check_log): Documenation comment. Coding style fix.
(is_unnecessary_except_errno_call): Ditto.
(gen_conditions_for_pow): Ditto.
(gen_conditions_for_log): Ditto.
(gen_shrink_wrap_conditions): Ditto.
(shrink_wrap_one_built_in_calls): Ditto.
* gcc/doc/invoke.texi: Better documentation string.
* ChangeLog: Fix wrong change log entries from
May 17 checkin on function call DCE.
2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
* config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
* doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
* df-problems.c (simulation routines): Fixed block comment to
properly say how to add forwards scanning functions.
2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
* tree-inline.c (setup_one_parameter): Remove dead code.
2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
* fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
a BIT_AND_EXPR only for an INTEGER_TYPE.
2008-05-17 Xinliang David Li <davidxl@google.com>
* gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
(check_pow, check_log, is_unnecessary_except_errno_call): New
functions to check for eliminating math functions that are pure
except for setting errno.
(gen_conditions_for_pow, gen_conditionas_for_log): New functions to
general condition expressions for shrink-wrapping pow/log calls.
(gen_shrink_wrap_conditions): Ditto.
(shrink_wrap_one_built_in_call): Ditto.
(shrink_wrap_conditional_dead_built_in_calls): Ditto.
(mark_operand_necessary): If debugging, output if OP is necessary.
(eliminate_unnecessary_stmts): Eliminate pow, log calls that are
unnecessary.
* gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
opt level >= 2.
* gcc/common.opt: New user flag -ftree-builtin-dce.
* gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
2008-05-16 David S. Miller <davem@davemloft.net>
* config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
* config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
2008-05-16 Uros Bizjak <ubizjak@gmail.com>
PR target/36246
* config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
* ifcvt.c (dead_or_predicable): Rename
df_simulate_one_insn_backwards to df_simulate_one_insn.
* recog.c (peephole2_optimize): Ditto.
* rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
Ditto.
* df.h: Rename df_simulate_one_insn_backwards to
df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
* df-problems.c (df_simulate_artificial_refs_at_top) Reversed
scanning of defs and uses.
(df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
(df_simulate_one_insn_forwards): Removed.
2008-05-16 Doug Kwan <dougkwan@google.com>
* real.c (real_to_decimal, real_to_hexadecimal): Distinguish
QNaN & SNaN.
(real_from_string): Handle NaNs and Inf as approriate.
2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
* doc/gty.texi (Source Files Containing Type Information): Note
that headers should appear first in the gtfiles list.
2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
* tree.def (COND_EXEC): Properly documented this code.
2008-05-16 Diego Novillo <dnovillo@google.com>
* dwarf2asm.c (dw2_assemble_integer): Clarify comment.
* tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
the new field.
2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
* tree-ssa-dse (max_stmt_uid): Removed.
(get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
* tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
* function.h (cfun.last_stmt_uid): New field.
* tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
New functions.
* tree-dfa.c (renumber_gimple_stmt_uids): New function.
(create_stmt_ann): Initialize the ann->uid field.
* tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
with new calls.
* tree-flow.h (renumber_gimple_stmt_uids): New function.
2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
* tree-flow.h (init_empty_tree_cfg_for_function): Declare.
* tree-cfg.c (init_empty_tree_cfg_for_function): Define.
(init_empty_tree_cfg): Call it.
2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
* cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
Update all users.
2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
* doc/invoke.text (-fdump-tree-*-verbose): New option.
* tree-dump.c (dump_options): New verbose option.
* tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
Add verbose dump.
* tree-pass.h (TDF_VERBOSE): New dump flag.
* print-tree.c (print_node): Added code to be able to print PHI_NODES.
(tree-flow.h): Added include.
* Makefile.in (print-tree.o): Added TREE_FLOW_H.
2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
* config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
From Jie Zhang <jie.zhang@analog.com>
* config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
mcpu=bf561-none and mcpu=bf561-0.2.
* config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
* config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
* config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
* config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
(LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
option.
* config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
(cputype_selected): Remove.
(bfin_handle_option): Don't use cputype_selected.
(override_options): When no mcpu option, enable all workarounds.
Don't use bfin_workarounds.
* config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
processor type.
(DEFAULT_CPU_TYPE): Don't define.
2008-05-16 Richard Guenther <rguenther@suse.de>
* tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
on deletion of the last stmt.
2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/i386.c (ix86_expand_vector_init_general): Optimize
V8HImode for SSE2 and V16QImode for SSE4.1.
2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
* cgraph.h (compute_inline_parameters): Made public.
* tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
variable_generate_summary, function_write_summary,
variable_write_summary, variable_read_summary. Added generate_summary,
write_summary, read_summary.
* cgraphunit.c (cgraph_process_new_functions): Changed call from
pass_ipa_inline.function_generate_summary, to
compute_inline_parameters.
* ipa-inline.c (compute_inline_parameters): Made public and added
node parameter.
(compute_inline_parameters_for_current): New function.
(pass_inline_param): Now calls compute_inline_parameters_for_current.
(inline_generate_summary): Removed parameter and made to loop over
all cgraph nodes.
(pass_ipa_inline): Updated for new IPA_PASS structure.
* passes.c (execute_ipa_summary_passes): Now is called once per
pass rather than once per node*pass.
2008-05-15 Anatoly Sokolov <aesok@post.ru>
* config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
avr_have_mul_p, avr_asm_only_p): Remove variables.
(avr_override_options): Remove initialization of removed variables.
(avr_file_start): Convert removed variables to fields of
'struct base_arch_s *avr_current_arch'.
* config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
(AVR_HAVE_MUL): (Ditto.).
(AVR_HAVE_MOVW): (Ditto.).
(AVR_HAVE_LPMX): (Ditto.).
(avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
avr_asm_only_p): Remove declaration.
2008-05-15 Diego Novillo <dnovillo@google.com>
* config/arm/arm.c (arm_return_in_memory): Fix return type.
* config/arm/arm-protos.h (arm_return_in_memory): Likewise.
2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
PR middle-end/36194
* combine.c (check_conversion): Rename back to check_promoted_subreg.
Don't call record_truncated_value from here.
(record_truncated_value): Turn it into a for_each_rtx callback.
(record_truncated_values): New function.
(combine_instructions): Call note_uses with record_truncated_values.
Change name of check_conversion to check_promoted_subreg.
2008-05-15 Janis Johnson <janis187@us.ibm.com>
* doc/sourcebuild.texi: Document support for torture tests.
2008-05-15 Uros Bizjak <ubizjak@gmail.com>
* config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
to alternative 4 of operand 2.
2008-05-15 Richard Guenther <rguenther@suse.de>
* tree-pass.h (current_pass): Declare.
(get_pass_for_id): Likewise.
* passes.c (passes_by_id, passes_by_id_size): New globals.
(set_pass_for_id): New function.
(get_pass_for_id): Likewise.
(register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
(execute_function_todo): Flush per function statistics.
* toplev.c (compile_file): Init statistics.
(general_init): Do early statistics initialization.
(finalize): Finish statistics.
* statistics.h (statistics_early_init): Declare.
(statistics_init): Likewise.
(statistics_fini): Likewise.
(statistics_fini_pass): Likewise.
(statistics_counter_event): Likewise.
(statistics_histogram_event): Likewise.
* statistics.c: New file.
* Makefile.in (OBJS-common): Add statistics.o.
(statistics.o): Add dependencies.
* doc/invoke.texi (-fdump-statistics): Document.
* tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
(insert): Likewise.
(execute_pre): Use statistics_counter_event.
* tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
(substitute_and_fold): Increment it. Use statistics_counter_event.
2008-05-15 Diego Novillo <dnovillo@google.com>
http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
* treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
* tree-ssa-alias.c (new_type_alias): Remove references to
sub-variables from comment.
* tree-ssa-operands.c (swap_tree_operands): Likewise.
2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
attribute to 1 only for insertps alternative.
2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
* config/bfin/bfin.md (loadbytes): New pattern.
* config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
(bfin_init_builtins): Initialize it.
(bdesc_1arg): Add it.
2008-05-15 Sa Liu <saliu@de.ibm.com>
* testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
* testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
* testsuite/lib/target-supports.exp: Add
check_effective_target_fortran_integer_16.
2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
* config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
* config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
* config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
(TARGET_RETURN_IN_MEMORY): Define.
2008-05-15 Richard Guenther <rguenther@suse.de>
PR middle-end/36244
* tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
* tree-flow-inline.h (unmodifiable_var_p): Memory tags never
represent unmodifiable vars.
2008-05-15 Richard Guenther <rguenther@suse.de>
* tree-dfa.c (refs_may_alias_p): Allow all kinds of
INDIRECT_REF and TARGET_MEM_REF.
* tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
TARGET_MEM_REF.
2008-05-15 Uros Bizjak <ubizjak@gmail.com>
H.J. Lu <hongjiu.lu@intel.com>
* config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
(*vec_concatv2si_sse4_1): Use vector_move_operand predicate
for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
insn alternatives. Add missing alternatives.
(*vec_concatv2di_rex64_sse4_1): Likewise.
(*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
(*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
Require TARGET_SSE.
2008-05-15 Richard Guenther <rguenther@suse.de>
PR tree-optimization/36009
PR tree-optimization/36204
* tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
(determine_invariantness_stmt): Record the loop a store is
always executed in.
* Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
dependency.
2008-05-15 Richard Guenther <rguenther@suse.de>
PR tree-optimization/34330
* tree-ssa-alias.c (get_smt_for): Only assert that accesses
through the pointer will alias the SMT.
2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
* config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
2008-05-14 Michael Meissner <michael.meissner@amd.com>
Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
* optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
OTI_vrotl, OTI_vrotr to support vector/vector shifts.
(vashl_optab): New optab for vector/vector shifts.
(vashr_optab): Ditto.
(vlshr_optab): Ditto.
(vrotl_optab): Ditto.
(vrotr_optab): Ditto.
(optab_subtype): New enum for optab_for_tree_code call.
(optab_for_tree_code): Add enum optab_subtype argument.
* optabs.c (optab_for_tree_code): Take an additional argument to
distinguish between a vector shift by a scalar and vector shift by
a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
vector shift by a vector.
(expand_widen_pattern_expr): Pass additional argument to
optab_for_tree_code.
* genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
vrotl_optab, vrotr_optab.
* expr.c (expand_expr_real_1): Update calls to
optab_for_tree_code to distinguish between vector shifted by a
scalar and vector shifted by a vector.
* tree-vectorizer.c (supportable_widening_operation): Ditto.
(supportable_narrowing_operation): Ditto.
* tree-vect-analyze.c (vect_build_slp_tree): Ditto.
* tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
* tree-vect-transform.c (vect_model_reduction_cost): Ditto.
(vect_create_epilog_for_reduction): Ditto.
(vectorizable_reduction): Ditto.
(vectorizable_operation): Ditto.
(vect_strided_store_supported): Ditto.
(vect_strided_load_supported): Ditto.
* tree-vect-generic.c (expand_vector_operations_1): Ditto.
* expmed.c (expand_shift): Ditto.
* doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
scalar type.
(ashr@var{m}3): Ditto.
(vashl@var{m}3): Document new vector/vector shift standard name.
(vashr@var{m}3): Ditto.
(vlshr@var{m}3): Ditto.
(vrotl@var{m}3): Ditto.
(vrotr@var{m}3): Ditto.
* config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
(PPERM_INVERT): Ditto.
(PPERM_REVERSE): Ditto.
(PPERM_REV_INV): Ditto.
(PPERM_ZERO): Ditto.
(PPERM_ONES): Ditto.
(PPERM_SIGN): Ditto.
(PPERM_INV_SIGN): Ditto.
(PPERM_SRC1): Ditto.
(PPERM_SRC2): Ditto.
* config/i386/sse.md (mulv2di3): Add SSE5 support.
(sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
allows a memory operand to be the value being added, and split it
to improve vectorization.
(sse5_pmacsdqh_mem): Ditto.
(sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
(sse5_mulv2div2di3_high): Ditto.
(vec_pack_trunc_v8hi): Add SSE5 pperm support.
(vec_pack_trunc_v4si): Ditto.
(vec_pack_trunc_v2di): Ditto.
(sse5_pcmov_<mode>): Remove code that tried to use use
andps/andnps instead of pcmov.
(vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
pmacsdqh instructions.
(vec_widen_smult_lo_v4si): Ditto.
* config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
(PPERM_INVERT): Ditto.
(PPERM_REVERSE): Ditto.
(PPERM_REV_INV): Ditto.
(PPERM_ZERO): Ditto.
(PPERM_ONES): Ditto.
(PPERM_SIGN): Ditto.
(PPERM_INV_SIGN): Ditto.
(PPERM_SRC1): Ditto.
(PPERM_SRC2): Ditto.
(ix86_expand_sse_movcc): Move the SSE5 test after the if
true/false tests.
(ix86_expand_int_vcond): If SSE5 generate all possible integer
comparisons.
(ix86_sse5_valid_op_p): Allow num_memory to be negative, which
says ignore whether the last reference is a memory operand.
2008-05-14 Michael Meissner <michael.meissner@amd.com>
Paolo Bonzini <bonzini at gnu dot org>
* config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
shift patterns.
* config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
(vlshr<mode>3): Rename from vlshr<mode>3.
(vashr<mode>3): Rename from vashr<mode>3.
(mulv4sf3): Change the names of vector shift patterns.
(mulv4si3): Ditto.
(negv4sf2): Ditt.
* config/spu/spu.c (spu_initialize_trampoline): Rename vector
shift insns.
* config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
(SI_SHLHI): Ditto.
(SI_SHL): Ditto.
(SI_SHLI): Ditto.
(SI_ROTH): Ditto.
(SI_ROTHI): Ditto.
(SI_ROT): Ditto.
(SI_ROTI): Ditto.
(SPU_RL_0): Ditto.
(SPU_RL_1): Ditto.
(SPU_RL_2): Ditto.
(SPU_RL_3): Ditto.
(SPU_RL_4): Ditto.
(SPU_RL_5): Ditto.
(SPU_RL_6): Ditto.
(SPU_RL_7): Ditto.
(SPU_SL_0): Ditto.
(SPU_SL_1): Ditto.
(SPU_SL_2): Ditto.
(SPU_SL_3): Ditto.
(SPU_SL_4): Ditto.
(SPU_SL_5): Ditto.
(SPU_SL_6): Ditto.
(SPU_SL_7): Ditto.
* config/spu/spu.md (v): New iterator macro to add v for vector types.
(floatunssidf2_internal): Change vector/vector shift names.
(floatunsdidf2_internal): Ditto.
(mulv8hi3): Ditto.
(ashrdi3): Ditto.
(ashrti3): Ditto.
(cgt_df): Ditto.
(cgt_v2df): Ditto.
(dftsv): Ditto.
(vashl<mode>3): Rename from ashl<mode>3.
(vashr<mode>3): Rename from ashr<mode>3.
(vlshr<mode>3): Rename from lshr<mode>3.
(vrotl<mode>3): Rename from rotl<mode>3.
2008-05-14 Michael Meissner <michael.meissner@amd.com>
PR target/36224
* config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
multiply gives the wrong value when doing widening multiplies.
(vec_widen_smult_lo_v4si): Ditto.
2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
* optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
emit_library_call_value.
* builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
* tree.h (ECF_LIBCALL_BLOCK): Removed.
* calls.c (initialize_argument_information, precompute_arguments,
expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
(precompute_arguments): Removed flags parameter.
* rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
2008-05-14 Richard Guenther <rguenther@suse.de>
* tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
Make sure to register the store if the use is a PHI_NODE.
2008-05-14 Olivier Hainque <hainque@adacore.com>
* expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
memory if the component is to be referenced in BLKmode according
to get_inner_reference.
2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
* calls.c (emit_library_call_value_1): Restore code clearing
ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
2008-05-14 Olivier Hainque <hainque@adacore.com>
Nicolas Roche <roche@adacore.com>
* configure.ac: Add support for a "gcc_subdir" variable in
config-lang.in, to denote a subdirectory where the language/GCC
integration files are to be found.
* configure: Regenerate.
2008-05-14 Ira Rosen <irar@il.ibm.com>
PR tree-optimization/36098
* tree-vect-analyze.c (vect_analyze_group_access): Set the gap
value for the first load in the group in case of a gap.
(vect_build_slp_tree): Check that there are no gaps in loads.
2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
* doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
* optabs.c (expand_binop, expand_absneg_bit, expand_unop,
expand_copysign_bit, ): Change call to emit_no_conflict_block to
emit_insn and remove unneeded code to construct extra args.
(emit_no_conflict_block): Removed.
* optabls.h: (emit_no_conflict_block): Removed.
* cse.c (cse_extended_basic_block): Remove search for
REG_NO_CONFLICT note.
* global.c: Removed incorrect comment added in revision 117.
* expr.c (convert_move): Change call to emit_no_conflict_block to
emit_insn.
* recog.c: Change comments so that they do not mention
REG_NO_CONFLICT.
* local_alloc.c (combine_regs): Removed last parameter.
(no_conflict_p): Removed.
(block_alloc): Removed note, no_conflict_combined_regno and set
local vars. Removed all code to process REG_NO_CONFLICT blocks.
(combine_regs): Removed already_dead and code to look for
REG_NO_CONFLICT notes.
* lower_subreg (remove_retval_note): Removed code to look for
REG_NO_CONFLICT block.
(resolve_reg_notes): Removed REG_NO_CONFLICT case.
(resolve_clobber): Remove code to process libcalls that have
REG_NO_CONFLICT notes.
* loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
case.
* combine.c (can_combine_p, distribute_notes): Removed
REG_NO_CONFLICT case.
* config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
to emit_insns.
* config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
* config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
Ditto.
* reg-notes.def (NO_CONFLICT): Removed.
2008-05-14 David S. Miller <davem@davemloft.net>
* config/sparc/sparc.c (sparc_profile_hook): If
NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
* config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
* config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
* cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
2008-05-13 Uros Bizjak <ubizjak@gmail.com>
PR target/36222
* config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
and op1 expansion before vector concat to have less live pseudos.
2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
ix86_expand_vector_set if supported.
2008-05-13 Diego Novillo <dnovillo@google.com>
Kenneth Zadeck <zadeck@naturalbridge.com>
http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
* tree.h (init_phinodes, fini_phinodes, release_phi_node,
phinodes_print_statistics, init_ssanames, fini_ssanames,
make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
release_ssa_name, release_defs, replace_ssa_name_symbol,
ssanames_print_statistics): Move ...
* tree-flow.h: ... here.
* tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
Use FN instead of cfun.
(make_ssa_name_fn): Rename from make_ssa_name.
(pass_release_ssa_names): Add TODO_dump_func to finish flags.
* tree-flow-inline.h (make_ssa_name): Move from
tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
* omp-low.c (expand_omp_parallel):
* tree-flow-inline.h (redirect_edge_var_map_result):
* tree-ssa.c (init_tree_ssa): Add argument FN.
Use it instead of cfun. Update all users.
2008-05-13 Tom Tromey <tromey@redhat.com>
PR preprocessor/22168:
* doc/cpp.texi (Top): Update menu.
(Alternatives to Wrapper #ifndef): New node.
(Other Directives): Document deprecation.
(Obsolete Features): Remove menu.
(Assertions): Merge node into Obsolete Features.
(Obsolete once-only headers): Move earlier; rename to Alternatives
to Wrapper #ifndef.
* doc/cppopts.texi: Update.
* c.opt (Wdeprecated): Enable for C and ObjC.
* doc/invoke.texi (Option Summary): Move -Wno-deprecated.
(C++ Dialect Options): Move -Wno-deprecated from here to...
(Warning Options): ... here.
2008-05-13 Richard Guenther <rguenther@suse.de>
PR middle-end/36227
* fold-const.c (fold_sign_changed_comparison): Do not allow
changes in pointer-ness.
2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
PR target/24713
* config/sh/sh.c (sh_expand_prologue): Don't clear
RTX_FRAME_RELATED_P for push insns.
2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
* config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
2008-05-12 Anatoly Sokolov <aesok@post.ru>
* config/avr/avr.h (machine_function): Add 'is_leaf' field.
* config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
Use 'machine->is_leaf' instead of 'leaf_func_p'.
2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/sse.md (*sse_concatv4sf): Renamed to ...
(*vec_concatv4sf_sse): This.
(*sse2_concatv2si): Renamed to ...
(*vec_concatv2si_sse2): This.
(*sse1_concatv2si): Renamed to ...
(*vec_concatv2si_sse): This.
(*vec_concatv2di_rex): Renamed to ...
(*vec_concatv2di_rex64): This.
(*vec_concatv2si_sse4_1): New.
(*vec_concatv2di_rex64_sse4_1): Likewise.
2008-05-12 Uros Bizjak <ubizjak@gmail.com>
PR rtl-optimization/36111
* recog.c (validate_replace_rtx_1): Unshare new RTL expression
that was created for swappable operands.
2008-05-12 Samuel Tardieu <sam@rfc1149.net>
PR ada/36001
* Makefile.in: Substitute GNATMAKE and GNATBIND.
* configure.ac: Add call to ACX_PROG_GNAT.
2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
* optc-gen.awk: Fix comment typo.
2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
* pretty-print.c (pp_integer_with_precision): Use
HOST_LONG_LONG_FORMAT.
2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
* gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/i386.c (bdesc_ptest): Removed.
(ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
(bdesc_args): Add __builtin_ia32_ptestz128,
__builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
(ix86_init_mmx_sse_builtins): Updated.
(ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
(ix86_expand_builtin): Updated.
2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
* tree-cfg.c (valid_fixed_convert_types_p): New function.
(verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
2008-05-10 Uros Bizjak <ubizjak@gmail.com>
* value-prof.c (interesting_stringop_to_profile): Do not
return early for BUILT_IN_MEMPCPY.
2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
* calls.c (expand_call): Don't use callgraph to increase
preferred_stack_boundary.
* cgraph.h (cgraph_rtl_info): Use unsigned on
preferred_incoming_stack_boundary.
* final.c (rest_of_clean_state): Use unsigned on
preferred_stack_boundary.
2008-05-09 Tom Tromey <tromey@redhat.com>
PR preprocessor/22231:
* c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
proceeding.
2008-05-09 Uros Bizjak <ubizjak@gmail.com>
PR tree-optimization/36129
* tree-ssa-ccp.c: Include value-prof.h.
(execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
built-in function was folded to a constant.
* Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
Sebastian Pop <sebastian.pop@amd.com>
* tree-scalar-evolution.c: Document instantiate_scev.
(instantiate_parameters_1): Renamed instantiate_scev_1.
Don't use the same loop for instantiation_loop and evolution_loop.
(instantiate_scev): New.
(instantiate_parameters): Moved...
(resolve_mixers): Update call to instantiate_scev_1 to pass the
same loop twice. Maintains the semantics for this function.
* tree-scalar-evolution.h (instantiate_scev): Declare.
(instantiate_parameters): ...here. Now static inline.
* tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
instead of resolve_mixers.
2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
* rtl-factoring.c (collect_pattern_seqs): Fix typo.
2008-05-09 Tomas Bily <tbily@suse.cz>
* config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
* tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
* tree-ssa-structalias.c (get_constraint_for): Likewise.
* c-common.c (c_common_truthvalue_conversion): Likewise.
* tree-object-size.c (compute_object_offset): Likewise.
* tree-inline.c (estimate_num_insns_1): Likewise.
* varasm.c (const_hash_1, compare_constant, copy_constant)
(compute_reloc_for_constant, output_addressed_constants)
(initializer_constant_valid_p): Likewise.
* c-omp.c (check_omp_for_incr_expr): Likewise.
* gimplify.c (gimplify_expr): Likewise.
* c-typeck.c (c_finish_return): Likewise.
* tree-vectorizer.c (supportable_widening_operation)
(supportable_narrowing_operation): Likewise.
* c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
* matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
* expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
* dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
(descr_info_loc): Likewise.
* tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
* fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
(fold_unary): Likewise.
* builtins.c (get_pointer_alignment): Likewise.
* tree-scalar-evolution.c (interpret_rhs_modify_stmt)
(instantiate_parameters_1): Likewise.
* tree.c (expr_align, stabilize_reference): Likewise.
* tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
* tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
* convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
* tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
* config/alpha/alpha.c (va_list_skip_additions): Likewise.
* c-common.c (c_alignof_expr, check_function_arguments_recurse):
Likewise.
* tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
* varasm.c (initializer_constant_valid_p, output_constant): Likewise.
* tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
(forward_propagate_addr_expr_1, forward_propagate_addr_expr)
(forward_propagate_comparison)
(tree_ssa_forward_propagate_single_use_vars): Likewise.
* cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
* emit-rtl.c (component_ref_for_mem_expr)
(set_mem_attributes_minus_bitpos): Likewise.
* tree-ssa-phiopt.c (conditional_replacement): Likewise.
* gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
Likewise.
* c-typeck.c (default_function_array_conversion, build_indirect_ref)
(build_function_call, pointer_diff, build_compound_expr)
(c_finish_return): Likewise.
* tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
* matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
Likewise.
* tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
* expr.c (is_aligning_offset): Likewise.
* tree-ssa-alias.c (is_escape_site): Likewise.
* tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
(check_all_va_list_escapes): Likewise.
* tree-ssa-loop-ivopts.c (determine_base_object)
(determine_common_wider_type): Likewise.
* dojump.c (do_jump): Likewise.
* tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
* tree-gimple.c (is_gimple_cast): Likewise.
* fold-const.c (decode_field_reference, )
(fold_sign_changed_comparison, fold_unary, fold_comparison)
(fold_binary): Likewise.
* tree-ssa-alias-warnings.c (find_alias_site_helper)
(already_warned_in_frontend_p): Likewise.
* builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
* tree.c (really_constant_p, get_unwidened): Likewise.
* tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
* tree-ssa-loop-im.c (rewrite_bittest): Likewise.
* tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
Likewise.
* tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
CONVERT_EXPR_P.
(CONVERT_EXPR_P): Define.
(CASE_CONVERT): Define.
2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
PR middle-end/36117
* dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
(delete_unmarked_insns): When deleting a call, call
delete_unreachable_blocks.
* rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
2008-05-08 Richard Guenther <rguenther@suse.de>
* doc/invoke.texi (-fdump-tree-salias): Remove documentation.
(-ftree-salias): Likewise.
(salias-max-implicit-fields): Remove param documentation.
(salias-max-array-elements): Likewise.
* tree-pass.h (pass_create_structure_vars): Remove.
* params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
(SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
* tree-ssa-alias.c (create_structure_vars): Remove.
(gate_structure_vars): Likewise.
(pass_create_structure_vars): Likewise.
(gate_build_alias): Likewise.
(pass_build_alias): Adjust to run always and dump the function.
* common.opt (ftree-salias): Hide.
* passes.c (init_optimization_passes): Remove
pass_create_structure_vars, adjust comment.
* params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
(PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
* opts.c (decode_options): Do not set flag_tree_salias.
(common_handle_option): Add OPT_ftree_salias to the backward
compatibility section.
2008-05-08 Richard Guenther <rguenther@suse.de>
* tree-flow-inline.h (var_can_have_subvars): Move ...
* tree-ssa-structalias.c (var_can_have_subvars): ... here.
* tree-flow.h (var_can_have_subvars): Remove.
(push_fields_onto_fieldstack): Remove.
(sort_fieldstack): Likewise.
(struct fieldoff): Move ...
* tree-ssa-structalias.c (struct fieldoff): ... here. Remove
alias_set and base_for_components fields.
(sort_fieldstack): Make static.
(push_fields_onto_fieldstack): Likewise. Remove code that
handles anything but RECORD_TYPEs. Remove alias_set and
base_for_components handling.
(create_variable_info_for): Adjust.
2008-05-08 Seongbae Park <seongbae.park@gmail.com>
* common.opt (Wframe-larger-than=): Shorten the help message
to one line.
* doc/invoke.texi (Wframe-larger-than=): Add more description.
2008-05-08 Rafael EspÃndola <espindola@google.com>
* tree-complex.c (expand_complex_div_wide): Don't create CONDs that
trap.
* tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
trap and that both operands are gimple values.
(canonicalize_cond_expr_cond): Use is_gimple_condexpr.
* gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
is a fp operation.
2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
* read-rtl.c (join_c_conditions): Return the first string if the
two strings are equal.
2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
* gensupport.h (pred_data): Add a "num_codes" field.
(add_predicate_code): Declare.
* gensupport.c (add_predicate_code): New function.
(std_pred_table): Add an "allows_const_p" field.
(std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
Remove the (incomplete) list of such codes from the codes field.
(init_predicate_table): Use add_predicate_code. Add all
RTX_CONST_OBJs if allows_const_p is true.
* genrecog.c (process_define_predicate): Use add_predicate_code.
2008-05-08 David Daney <ddaney@avtrex.com>
Richard Sandiford <rsandifo@nildram.co.uk>
* config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
special case of constant zero operands.
* config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
old and new values. Special case constant zero values.
* config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
fails.
(MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
(MIPS_COMPARE_AND_SWAP_12_0): New macro.
2008-05-08 Paolo Bonzini <bonzini@gnu.org>
PR target/36090
* simplify-rtx.c (simplify_plus_minus): Create CONST of
similar RTX_CONST_OBJ before CONST_INT.
2008-05-08 Steve Ellcey <sje@cup.hp.com>
* stmt.c (expand_stack_restore): Change sa mode if needed.
2008-05-08 Richard Guenther <rguenther@suse.de>
* config/i386/i386-protos.h (ix86_return_in_memory): Adjust
return type to bool.
(ix86_sol10_return_in_memory): Likewise.
(ix86_i386elf_return_in_memory): Likewise.
(ix86_i386interix_return_in_memory): Likewise.
* config/i386/i386.c (ix86_return_in_memory): Likewise.
(ix86_sol10_return_in_memory): Likewise.
(ix86_i386elf_return_in_memory): Likewise.
(ix86_i386interix_return_in_memory): Likewise.
2008-05-08 Kai Tietz <kai.tietz@onevision.com>
PR bootstrap/36180
* calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
fndecl argument.
(emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
* target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
declared in front.
2008-05-08 Richard Guenther <rguenther@suse.de>
* tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
* tree-data-ref.h (struct dr_alias): Remove subvars field.
(DR_SUBVARS): Remove.
* tree-dfa.c (dump_subvars_for): Remove.
(debug_subvars_for): Likewise.
(dump_variable): Do not dump subvars.
(remove_referenced_var): Do not remove subvars.
* tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
(lookup_subvars_for_var): Remove.
(get_subvars_for_var): Likewise.
(get_subvars_at): Likewise.
(get_first_overlapping_subvar): Likewise.
(overlap_subvar): Likewise.
* tree-flow.h (subvar_t): Remove.
(struct var_ann_d): Remove subvars field.
* tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
argument. Remove special handling of SFTs.
(compute_tag_properties): Likewise.
(set_initial_properties): Likewise.
(compute_call_clobbered): Likewise.
(count_mem_refs): Likewise.
(compute_memory_partitions): Likewise.
(compute_flow_insensitive_aliasing): Likewise.
(setup_pointers_and_addressables): Likewise.
(new_type_alias): Likewise.
(struct used_part): Remove.
(used_portions): Likewise.
(struct used_part_map): Likewise.
(used_part_map_eq): Likewise.
(used_part_map_hash): Likewise.
(free_used_part_map): Likewise.
(up_lookup): Likewise.
(up_insert): Likewise.
(get_or_create_used_part_for): Likewise.
(create_sft): Likewise.
(create_overlap_variables_for): Likewise.
(find_used_portions): Likewise.
(create_structure_vars): Likewise.
* tree.def (STRUCT_FIELD_TAG): Remove.
* tree.h (MTAG_P): Adjust.
(struct tree_memory_tag): Remove base_for_components and
unpartitionable flags.
(struct tree_struct_field_tag): Remove.
(SFT_PARENT_VAR): Likewise.
(SFT_OFFSET): Likewise.
(SFT_SIZE): Likewise.
(SFT_NONADDRESSABLE_P): Likewise.
(SFT_ALIAS_SET): Likewise.
(SFT_UNPARTITIONABLE_P): Likewise.
(SFT_BASE_FOR_COMPONENTS_P): Likewise.
(union tree_node): Remove sft field.
* alias.c (get_alias_set): Remove special handling of SFTs.
* print-tree.c (print_node): Remove handling of SFTs.
* tree-dump.c (dequeue_and_dump): Likewise.
* tree-into-ssa.c (mark_sym_for_renaming): Likewise.
* tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
* tree-predcom.c (set_alias_info): Do not set subvars.
* tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
* tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
* tree-ssa-operands.c (access_can_touch_variable): Likewise.
(add_vars_for_offset): Remove.
(add_virtual_operand): Remove special handling of SFTs.
(add_call_clobber_ops): Likewise.
(add_call_read_ops): Likewise.
(get_asm_expr_operands): Likewise.
(get_modify_stmt_operands): Likewise.
(get_expr_operands): Likewise.
(add_to_addressable_set): Likewise.
* tree-ssa.c (verify_ssa_name): Do not handle SFTs.
* tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
* tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
* tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
(tree_code_size): Remove STRUCT_FIELD_TAG handling.
(tree_node_structure): Likewise.
* tree-ssa-structalias.c (set_uids_in_ptset): Remove special
handling of SFTs.
(find_what_p_points_to): Likewise.
2008-05-08 Sa Liu <saliu@de.ibm.com>
* config/spu/spu.md: Fixed subti3 pattern.
2008-05-08 Richard Guenther <rguenther@suse.de>
PR middle-end/36154
* tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
sure to create a representative for trailing arrays for PTA.
2008-05-08 Richard Guenther <rguenther@suse.de>
PR middle-end/36172
* fold-const.c (operand_equal_p): Two objects which types
differ in pointerness are not equal.
2008-05-08 Kai Tietz <kai.tietz@onevision.com>
* calls.c (compute_argument_block_size): Add argument tree fndecl.
(OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
(emit_library_call_value_1): Add new variable fndecl initialized by
NULL_TREE. It should be the decl type of orgfun, but this information
seems not to be available here, so it uses the default calling abi.
* config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
* config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
by TARGET_RETURN_IN_MEMORY.
* config/i386/i386-interix.h: Likewise.
* config/i386/i386.h: Likewise.
* config/i386/i386elf.h: Likewise.
* config/i386/ptx4-i.h: Likewise.
* config/i386/sol2-10.h: Likewise.
* config/i386/sysv4.h: Likewise.
* config/i386/vx-common.h: Likewise.
* config/cris/cris.h: Removed #if 0 clause.
* config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
* config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
argument.
(ix86_sol10_return_in_memory): Likewise.
(ix86_i386elf_return_in_memory): New.
(ix86_i386interix_return_in_memory): New.
* config/mt/mt-protos.h (mt_return_in_memory): New.
* config/mt/mt.c: Likewise.
* config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
(RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
* config/bfin/bfin.h: Likewise.
* config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
argument.
* config/bfin/bfin.c: Likewise.
* config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
* config/alpha/unicosmk.h: Likewise.
* config/i386/cygming.h: Likewise.
* config/iq2000/iq2000.h: Likewise.
* config/mips/mips.h: Likewise.
* config/mn10300/mn10300.h: Likewise.
* config/rs6000/rs6000.h: Likewise.
* config/score/score.h: Likewise.
* config/spu/spu.h: Likewise.
* config/v850/v850.h: Likewise.
* defaults.h: Likewise.
* doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
* expr.c (emit_block_move): Adjust use of
OUTGOING_REG_PARM_STACK_SPACE.
* function.c (STACK_DYNAMIC_OFFSET): Adjust use of
OUTGOING_REG_PARM_STACK_SPACE.
* targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
2008-05-08 Jakub Jelinek <jakub@redhat.com>
* tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
on OMP_RETURN for OMP_FOR.
PR debug/35896
* dwarf2out.c (dw_expand_expr, common_check): Removed.
(fortran_common): New function.
(gen_variable_die): Call fortran_common instead of common_check,
adjust for it returning tree instead of rtx. Formatting.
2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
PR rtl/7335
PR rtl/33826
* see.c (see_copy_insn): Copy new pure const attributes for new call.
* c-decl.c (merge_decls): Ditto.
* postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
to RTL_CONST_OR_PURE_CALL_P.
* tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
Initialized DECL_LOOPING_CONST_PURE.
(process_call_operands): Set tree_side_effects properly.
* tree.h (TREE_READONLY_DECL_P): Removed.
(DECL_IS_PURE): Renamed to DECL_PURE_P.
(DECL_LOOPING_OR_CONST_P): New macro.
(struct tree_function_decl): Added looping_const_or_pure_p.
(ECF_*) Renumbered.
(ECF_LOOPING_OR_CONST_P): New macro.
* rtlanal.c (pure_const_p): Removed.
* builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
* reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
to RTL_CONST_CALL_P.
* ipa-pure-const.c (pure_const_state_e): Added looping field.
(check_decl, check_tree, check_call, scan_function): Initialize
looping.
(analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
(static_execute): Set looping true for recursive functions.
Undo setting state to IPA_NEITHER for recursive functions.
* cse.c (cse_insn):
* ifcvt.c (noce_can_store_speculate_p): Changed
CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
RTL_CONST_OR_PURE_CALL_P.
* dse.c (scan_insn): Ditto.
* local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
* gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
RTL_CONST_OR_PURE_CALL_P.
(store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
pure_call_p to RTL_CONST_CALL_P.
* gimplify.c (gimplify_call_expr): Clear side effects for
non-looping pure and constant calls.
* calls.c (emit_call_1): Set rtl flags from ecf flags.
(flags_from_decl_or_type): Set ecf flags from decl flags.
(initialize_argument_information): Turn off
ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
Change const to pure if callee_copies is true rather than just
turning off const.
(expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
way of marking pure calls.
(emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
Remove hack that was supposed to fix pr7335 and remove old
way of marking pure calls.
* emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
* cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
RTL_CONST_OR_PURE_CALL_P.
* tree-ssa-pre.c (can_value_number_call): Fixed spacing.
* loop-invariant.c (find_exits, find_invariant_bb): Changed
CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
* sched-deps.c (schedule_analyze): Ditto.
* rtl.h (struct rtx_def): Use call field, unchanging field, and
return_val field of calls to represent pure and const function info.
(CONST_OR_PURE_CALL_P): Deleted macro.
(RTL_CONST_CALL_P, RTL_PURE_CALL_P,
RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
* tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
TREE_READONLY.
* tree-optimize.c (execute_fixup_cfg): Added test for
ECF_LOOPING_CONST_OR_PURE.
* c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
DECL_PURE_P.
* tree-cfg.c (update_call_expr_flags): Do not clear tree side
effects for looping pure or const calls.
(verify_gimple_expr): Added verification code.
* config/alpha/alpha.c (alpha_legitimize_address,
alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
RTL_CONST_CALL_P.
* config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
* config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
* config/mips/mips.c (mips_call_tls_get_addr): Ditto.
* cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
RTL_CONST_OR_PURE_CALL_P.
* dce.c (deletable_insn_p): Allow non looping, non sibling, pure
and const calls to be deleted.
2008-05-07 Uros Bizjak <ubizjak@gmail.com>
PR target/35714
* config/i386/mmx.md (mmx_subv2sf3): New expander.
(*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
(*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
(mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
to handle nonimmediate operands.
(*mmx_paddwd): Rename from mmx_paddwd insn pattern.
(mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
to handle nonimmediate operands.
(*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
(mmx_pmulhrwv4hi3): New expander. Use
ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
(*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
(sse2_umulv1siv1di3): New expander. Use
ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
(*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
(mmx_eq<mode>3): New expander. Use
ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
(*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
(mmx_uavgv8qi3): New expander. Use
ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
(*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
(mmx_uavgv4hi3): New expander. Use
ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
* config/i386/sse.md
(sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
to handle nonimmediate operands.
(sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
to handle nonimmediate operands.
(sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
to handle nonimmediate operands.
(sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
to handle nonimmediate operands.
(sse2_unpckhpd_exp): New expander. Use
ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
(sse2_unpcklpd_exp): New expander. Use
ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
(sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
to handle nonimmediate operands.
(sse_loadlpd): New expander. Use ix86_fixup_binary_operands
to handle nonimmediate operands.
(*sse2_<plusminus_insn><mode>3): Rename from
sse2_<plusminus_insn><mode>3 insn pattern.
(sse2_<plusminus_insn><mode>3): New expander. Use
ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
(*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
(sse2_umulv2siv2di3): New expander. Use
ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
(*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
(sse4_1_mulv2siv2di3): New expander. Use
ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
(*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
(sse2_pmaddwd): New expander. Use
ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
(*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
(sse2_eq<mode>3): New expander. Use
ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
(*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
(sse4_1_eqv2di3): New expander. Use
ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
(*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
(sse2_uavgv16qi3): New expander. Use
ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
(*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
(sse2_uavgv16qi3): New expander. Use
ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
(*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
(sse2_uavgv8hi3): New expander. Use
ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
(*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
(ssse3_pmulhrswv8hi3): New expander. Use
ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
(*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
(ssse3_pmulhrswv4hi3): New expander. Use
ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
(<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
(<sse>_vmmul<mode>3): Ditto.
(divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
(divv2df3): Ditto.
(ssse3_pmaddubsw128): Use register_operand for operand 1.
(ssse3_pmaddubsw): Ditto.
* config/i386/i386.c (struct_builtin_description)
[IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
[IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
[IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
[IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
[IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
[IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
[IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
[IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
(ix86_fixup_binary_operands): Assert that src1
and src2 must have the same mode when swapped.
(ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
and ix86_binary_operator_ok. Do not force operands in registers
when optimizing.
2008-05-07 Jan Hubicka <jh@suse.cz>
* cgraph.c (dump_cgraph_node): Update.
* cgraph.h (cgraph_local_info): Break out inline summary.
* cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
hook.
* ipa-inline (inline_summary): New accestor function.
(cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
cgraph_decide_inlining, compute_inline_parameters): Update.
* ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
Cleanup ColdFire scheduling support and add V4 pipeline model.
* config/m68k/m68k.md (UNSPEC_TIE): New constant.
(define_attr cpu): Add cfv4 value.
(define_attr type, define_attr type1): Merge into a single 'type'
attribute. Update all uses.
(define_attr opx_type, define_attr opy_type, define_attr opx_access):
Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
Update all uses.
(define_attr opx_mem, define_attr opy_mem): Remove.
(define_attr op_mem): Clean up, update comment.
(define_attr size): Use specific values instead of general int.
(define_attr guess, define_attr split): Remove. Update all uses.
(movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
symbolic_call_value_jsr, symbolic_call_value_bsr, link):
Update or set attributes.
(stack_tie): New fake instruction.
* config/m68k/m68k.h (TUNE_CFV4): New macro.
(m68k_sched_attr_size): Update declaration.
(m68k_sched_attr_type2): Remove.
(m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
Declare new bypass predicates.
* config/m68k/m68k.c (m68k_sched_issue_rate,
m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
implementations.
(TARGET_SCHED_ISSUE_RATE,
TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
(override_options): Handle scheduling for ColdFire V4 core.
(m68k_expand_prologue): Emit stack_tie.
(enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
'OP_TYPE_FPN'. Update all uses.
(sched_guess_p): Remove.
(sched_address_type): Handle symbolic addresses.
(sched_get_operand): New static function.
(sched_operand_type): Merge into sched_attr_op_type.
(sched_attr_op_type): Handle FP registers, handle quick constants,
update.
(m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
(m68k_sched_attr_size): Update. Move logic to ...
(sched_get_attr_size_int): New static function.
(sched_get_opxy_mem_type): New static function.
(m68k_sched_attr_op_mem): Update.
(m68k_sched_attr_type2): Remove.
(sched_cfv4_bypass_data): New static variable.
(m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
(m68k_sched_issue_rate): Implement scheduler hook.
(struct _sched_ib: enabled_p): New field.
(m68k_sched_variable_issue): Update. Handle V4.
(SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
sched_dump_class_func_t, sched_dump_split_class,
sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
sched_dump_dfa_class, m68k_sched_dump): Remove.
(m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
hook.
(m68k_sched_init_global): Remove statisctics dumping, introduce
sanity check that all instructions have pipeline reservations. Handle
ColdFire V4 core.
(m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
Handle ColdFire V4 core.
(sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
New static functions.
(m68k_sched_address_bypass_p): New bypass predicate.
(sched_get_indexed_address_scale): New static function.
(m68k_sched_indexed_address_bypass_p): New bypass predicate.
* cf.md: Update comments.
(define_attr type2): Remove. Use 'type' attribute instead.
Update all uses.
(cf_ib): Rename to cfv123_ib. Update all uses.
(cf_oep): Rename to cfv123_oep. Update all uses.
(cf_chr): Rename to cfv123_chr. Update all uses.
(cf_mem): Rename to cfv123_mem. Update all uses.
(cf_mac): Move to more appropriate place.
(cfv123_guess): New automaton and cpu_unit.
(cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
Update uses of 'size' attribute. Handle before reload scheduling.
(cfv123_guess): New dummy reservation for unhandled instructions.
(cfv4_*): Pipeline description of ColdFire V4 core.
(ignore): New reservation to handle 'ignore' type.
2008-05-07 Ian Lance Taylor <iant@google.com>
PR middle-end/36013
* gimplify.c (find_single_pointer_decl_1): Don't look through
indirections.
(find_single_pointer_decl): Adjust comments.
2008-05-07 Jakub Jelinek <jakub@redhat.com>
PR middle-end/36137
* fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
PR middle-end/36106
* omp-low.c (expand_omp_atomic_pipeline): Load value using the
integral type rather than floating point, then VIEW_CONVERT_EXPR
to the floating point type.
2008-05-07 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
TFmode op0 to register.
2008-05-07 Alan Modra <amodra@bigpond.net.au>
* c-decl.c (grokdeclarator): Comment typo.
2008-05-06 Aldy Hernandez <aldyh@redhat.com>
* tree-flow.h: Remove prototype for computed_goto_p.
* tree-cfg.c (computed_goto_p): Make static.
2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
PR target/35657
* config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
(contains_aligned_value_p): This. Handle _Decimal128.
(ix86_function_arg_boundary): Only align _Decimal128 to its
natural boundary and handle it properly.
2008-05-06 Martin Jambor <mjambor@suse.cz>
* ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
(ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
(ipcp_method_set_orig_node): Removed.
(ipcp_cval_get_cvalue_type): Removed.
(ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
(ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
(ipcp_cval_set_cvalue_type): Removed.
(ipcp_cval_get_cvalue): Removed.
(ipcp_cval_set_cvalue): Removed.
(ipcp_type_is_const): Renamed to ipcp_lat_is_const.
(ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
(ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
(ipcp_cval_meet): Renamed to ipa_lattice_meet
(ipcp_cval_changed): Changed to use ipcp_lat_is_const
(ipcp_method_cval): Renamed to ipcp_get_ith_lattice
(ipcp_get_ith_lattice): Changed parameters.
(ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
(ipcp_lattice_from_jfunc): Changed parameters.
(ipcp_redirect): Local lattice pointer instead of lattice type variable.
(ipcp_method_cval_print): Added temporary variable info.
(ipcp_redirect): Removed already unused local variable caller.
(ipcp_redirect): New temporary variable orig_callee_info
(ipcp_redirect): Removed newly unused local variable callee.
(ipcp_redirect): Removed (a bit confusing) local variable type.
(ipcp_insert_stage): Added local variable info.
(ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
renamed too
(ipcp_formal_create): Removed.
(ipcp_method_cval_set): Removed.
(ipcp_propagate_stage): Renamed lattice variables.
(ipcp_method_cval_set_cvalue_type): Removed.
(ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
(ipcp_print_all_lattices): Changed printed strings to refer to
lattices rather than cvals.
(ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
(ipcp_propagate_const): Changed formal parameters.
(build_const_val): Changed formal parameters.
(ipcp_insert_stage): Removed useless variable cvalue
(build_const_val): Changed formal parameters.
(ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
(ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
(ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
(ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
(ipcp_print_func_profile_counts): Changed string from "method" to
"function"
(ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
(ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
(ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
(ipcp_structures_print): Renamed to ipcp_print_all_structures
(ipcp_profile_print): Renamed to ipcp_print_profile_data
(ipcp_lat_is_const): Changed parameters and made inline.
(ipcp_replace_map_create): Renamed to ipcp_create_replace_map
(ipcp_redirect): Renamed to ipcp_need_redirect_p
(ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
the predicate condition directly
(ipcp_propagate_stage): Added local variable args. Removed local
variable callee. (Both are mere code simplifications.)
(ipcp_method_dont_insert_const): Renamed to
ipcp_node_not_modifiable_p.
(ipcp_node_not_modifiable_p): Made inline.
(ipcp_cloned_create): Renamed to ipcp_init_cloned_node
(ipcp_propagate_const): Renamed to ipcp_propagate_one_const
(ipcp_print_all_lattices): Removed variable cvalue
(ipcp_method_scale_print): Renamed to ipcp_function_scale_print
Updated comments.
2008-05-06 Olivier Hainque <hainque@adacore.com>
* tree-sra.c (try_instantiate_multiple_fields): Early return
if field has POINTER_TYPE.
2008-05-06 Kai Tietz <kai.tietz@onevision.com>
* config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
by using 'q' specifier for instruction.
(ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
2008-05-06 Anatoly Sokolov <aesok@post.ru>
* config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
Change mode of zero_extract from QImode to HImode.
(sign bit tests peepholes): (Ditto.).
2008-05-06 Uros Bizjak <ubizjak@gmail.com>
* config/i386/mmx.md: Remove double backslashes from asm templates.
(*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
(mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
to handle nonimmediate operands.
(*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
(mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
to handle nonimmediate operands.
(*mmx_<code>v2sf3_finite): New insn pattern.
(*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
(mmx_<code>v2sf3): New expander. Use
ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
(mmx_<plusminus_insn><mode>3): New expander. Use
ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
(*mmx_<plusminus_insn><mode>3): New insn pattern.
(mmx_add<mode>3): Removed.
(mmx_ssadd<mode>3): Ditto.
(mmx_usadd<mode>3): Ditto.
(mmx_sub<mode>3): Ditto.
(mmx_sssub<mode>3): Ditto.
(mmx_ussub<mode>3): Ditto.
(*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
(mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
to handle nonimmediate operands.
(*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
insn pattern.
(mmx_smulv4hi3_highpart): New expander. Use
ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
(*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
insn pattern.
(mmx_umulv4hi3_highpart): New expander. Use
ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
(*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
(mmx_<code>v4hi3): New expander. Use
ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
(*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
(mmx_<code>v8qi3): New expander. Use
ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
(*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
(mmx_<code><mode>3): New expander. Use
ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2008-05-05 Jan Hubicka <jh@suse.cz>
PR tree-optimization/36118
* passes.c (pass_init_dump_file): Fix dump header.
2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
PR middle-end/36141
* tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
VCE for function decls.
2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/i386.md (sat_plusminus): New.
(plusminus_insn): Likewise.
(plusminus_mnemonic): Likewise.
(addsub): Removed.
(comm): Add ss_plus, us_plus, ss_minus and us_minus.
(*<addsub><mode>3_cc_overflow): Renamed to ...
(*<plusminus_insn><mode>3_cc_overflow): This.
(*<addsub>si3_zext_cc_overflow): Renamed to ...
(*<plusminus_insn>si3_zext_cc_overflow): This.
* config/i386/sse.md (<addsub><mode>3): Renamed to ...
(<plusminus_insn><mode>3): This.
(*<addsub><mode>3): Renamed to ...
(*<plusminus_insn><mode>3): This.
(<sse>_vm<addsub><mode>3): Renamed to ...
(<sse>_vm<plusminus_insn><mode>3): This.
(sse3_h<addsub>v4sf3): Renamed to ...
(sse3_h<plusminus_insn>v4sf3): This.
(sse3_h<addsub>v2df3): Renamed to ...
(sse3_h<plusminus_insn>v2df3): This.
(<plusminus_insn><mode>3): New.
(*<plusminus_insn><mode>3): Likewise.
(sse2_<plusminus_insn><mode>3): Likewise.
(add<mode>): Removed.
(*add<mode>3): Likewise.
(sse2_ssadd<mode>3): Likewise.
(sse2_usadd<mode>3): Likewise.
(sub<mode>3): Likewise.
(*sub<mode>3): Likewise.
(sse2_sssub<mode>3): Likewise.
(sse2_ussub<mode>3): Likewise.
2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
* gthr-single.h: Add in required interface elements as per gthr.h.
Add stub types for __gthread_key_t, __gthread_once_t. Add defines
for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
Generalize UNUSED macro.
(__gthread_once): Add.
(__gthread_key_create): Add.
(__gthread_key_delete): Add.
(__gthread_getspecific): Add.
(__gthread_setspecific): Add.
2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
* tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
the same size types for the indirect reference on the rhs, then
create a VCE.
2008-05-05 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md
(*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
one insn template instead of template series.
(*xordi_1_rex64): Ditto.
(*xordi_2_rex64): Ditto.
2008-05-05 Ira Rosen <irar@il.ibm.com>
PR tree-optimization/36119
* tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
in case of SLP.
2008-06-04 Jan Hubicka <jh@suse.cz>
tree-optimization/36100
* tree-pass.h (pass_O0_always_inline): Declare.
* ipa-inline.c (inline_transform): Remove dead code.
(cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
pass_O0_always_inline): New.
* passes.c (init_optimization_passes): Add pass_O0_always_inline.
2008-05-04 Kai Tietz <kai.tietz@onevision.com>
* config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
mnemonic in this_param move for TARGET_64BIT.
2008-05-04 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
(*strmovsi_rex_1): Ditto.
(*strsetsi_1): Ditto.
(*strsetsi_rex_1): Ditto.
(add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
adddicc expanders using SWI mode iterator.
2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
PR target/36121
* config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
argument handling.
2008-05-04 David S. Miller <davem@davemloft.net>
* config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
(sparc*-*-linux*): Use linux.h in tm_file.
(sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
compiler defaulting to 32-bit.
(sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
no longer needed.
* config/sparc/linux.h: Remove definitions now obtained
properly from linux.h
* config/sparc/linux64.h: Likewise.
(ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
don't want this setting for 32-bit builds in a biarch compiler.
* doc/install.texi: Add sparc-linux to list of targets
supporting --enable-targets=all.
2008-05-03 Andrew Pinski <pinskia@gmail.com>
* Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
after V4SI_FTYPE_V8HI.
(ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
case V4SI_FTYPE_V2DF.
2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
* doc/invoke.texi (max-flow-memory-locations): Removed.
* params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
2008-05-03 Richard Guenther <rguenther@suse.de>
PR middle-end/34973
* opts.c (set_Wstrict_aliasing): Handle the turn-off case.
2008-05-02 David S. Miller <davem@davemloft.net>
* config.gcc (need_64bit_hwint): Document libcpp dependency.
2008-05-02 Simon Baldwin <simonb@google.com>
PR bootstrap/36108
* c-common.h (warn_array_subscript_range): Removed.
* c-common.c (warn_array_subscript_range): Ditto.
* tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
* c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/i386.c (ix86_special_builtin_type): New.
(bdesc_special_args): Likewise.
(ix86_expand_special_args_builtin): Likewise.
(ix86_init_mmx_sse_builtins): Updated.
(ix86_expand_builtin): Updated.
(ix86_expand_store_builtin): Removed.
(ix86_expand_unop_builtin): Likewise.
* config/i386/mm3dnow.h (__v2sf): Moved to ...
* config/i386/mmintrin.h (__v2sf): Here.
* config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
const __v2sf.
(_mm_loadl_pi): Likewise.
(_mm_storeh_pi): Replace __v2si with __v2sf.
(_mm_storel_pi): Likewise.
* doc/extend.texi: Correct __builtin_ia32_loadhps,
__builtin_ia32_loadlps, __builtin_ia32_storehps,
__builtin_ia32_storelps, __builtin_ia32_loadhpd and
__builtin_ia32_loadlpd.
2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
(bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
(ix86_init_mmx_sse_builtins): Updated.
(ix86_expand_args_builtin): Likewise.
(ix86_expand_builtin): Likewise.
(ix86_expand_unop1_builtin): Renamed to ...
(ix86_expand_unop_vec_merge_builtin): This.
2008-05-01 Jan Hubicka <jh@suse.cz>
PR bootstrap/36100
* ipa-inline.c (inline_generate_summary): Make static.
(inline_transform): Do not call inlining at -O0; make static.
* passes.c (execute_todo): Add sanity check.
(execute_one_ipa_transform_pass): Execute proper flags.
2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
* tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
(DECL_NONADDRESSABLE_P): Likewise.
* alias.c (record_component_aliases): Fix comment.
2008-05-01 Simon Baldwin <simonb@google.com>
* c-common.h (warn_array_subscript_range): New function.
* c-common.c (warn_array_subscript_range): Ditto.
* tree-vrp.c (check_array_ref): Corrected code to agree with
comment, ignoring only arrays of size 0 or size 1.
* c-typeck.c (build_array_ref): Call warn_array_subscript_range.
2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/i386.c (ix86_builtin_type): Replace
DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
(bdesc_args): Updated.
(ix86_init_mmx_sse_builtins): Likewise.
(ix86_expand_args_builtin): Likewise.
* config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
with __v1di.
* doc/extend.texi: Correct __builtin_ia32_palignr.
2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
PR target/36095
* config/i386/i386.c (bdesc_crc32): Removed.
(ix86_expand_crc32): Likewise.
(ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
UINT_FTYPE_UINT_UCHAR.
(bdesc_args): Updated. Add crc32 builtins.
(ix86_init_mmx_sse_builtins): Updated.
(ix86_expand_args_builtin): Updated to support subreg.
* doc/extend.texi: Correct __builtin_ia32_crc32di.
2008-05-01 Jan Hubicka <jh@suse.cz>
* tree-pass.h (opt_pass): Add IPA_PASS.
(varpool_node, cgraph_node): Forward declare.
(ipa_opt_pass): Define.
(pass_ipa_inline): Turn into ipa_opt_pass.
(pass_apply_inline): Remove.
* ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
(apply_inline): Turn into ....
(inline_transform): ... this one.
(inline_generate_summary): New function.
(pass_apply_inline): Remove.
* function.h (ipa_opt_pass): Forward declare structure; typedef;
vector.
(struct function): Add ipa_transforms_to_apply.
* passes.c (register_one_dump_file): Work on IPA_PASS.
(init_optimization_passes): Remove pass_inline_parameters and
pass_apply_inline.
(pass_init_dump_file, pass_fini_dump_file): Break out from ....
(execute_one_pass) ... here; apply transforms when possible.
(add_ipa_transform_pass, execute_ipa_summary_asses,
execute_one_ipa_transform_pass): New.
(execute_ipa_pass_list): Update for IPA_PASS type.
2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/i386.c (ix86_builtin_type): Add
V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
(bdesc_args): Add SSE4a builtins.
(ix86_init_mmx_sse_builtins): Updated.
(ix86_expand_args_builtin): Likewise.
(ix86_expand_builtin): Likewise.
2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/i386.c (ix86_builtin_type): Add
V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
and DI_FTYPE_DI_DI_INT.
(bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
(ix86_init_mmx_sse_builtins): Updated.
(ix86_expand_args_builtin): Likewise.
(ix86_expand_builtin): Likewise.
(ix86_expand_binop_imm_builtin): Removed.
* doc/extend.texi: Correct __builtin_ia32_palignr128.
2008-04-30 Richard Guenther <rguenther@suse.de>
PR tree-optimization/32921
* tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
* config/arm/arm.c (arm_unwind_emit): Use
crtl->all_throwers_are_sibcalls instead of
cfun->all_throwers_are_sibcalls.
(arm_output_fn_unwind): Likewise.
* config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
instead of cfun->uses_pic_offset_table.
(frv_expand_prologue): Likewise.
(frv_frame_pointer_required): Likewise.
(frv_expand_fdpic_call): Likewise.
(frv_emit_movsi): Likewise.
* config/iq2000/iq2000.c (iq2000_expand_prologue): Use
cfun->returns_pcc_struct instead of
current_function_returns_pcc_struct.
* config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
instead of cfun->calls_eh_return.
(m32c_pushm_popm): Likewise.
* config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
"extern" declaration.
2008-04-30 Richard Guenther <rguenther@suse.de>
PR tree-optimization/21636
* tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
constant address.
(evaluate_stmt): Print the likely value.
(ccp_visit_stmt): Avoid excessive vertical spacing.
2008-04-30 Rafael EspÃndola <espindola@google.com>
* builtins.c (fold_call_expr): Return realret.
* tree-ssa-threadedge.c
(record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
__builtin_object_size.
2008-04-30 Seongbae Park <seongbae.park@gmail.com>
* gcc.c (wrapper_string): New variable.
(insert_wrapper): New function.
(execute): New option -wrapper.
* doc/invoke.texi (Overall Options): New driver option -wrapper.
2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
* config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
from...
* config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
* config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
config/rs6000/e500crtres64gprctr.asm,
config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
config/rs6000/e500crtsav64gprctr.asm,
config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
config/rs6000/e500crtsavg64gprctr.asm: New files.
* config/rs6000/t-ppccomm: Add build rules for new files.
(LIB2FUNCS_STATIC_EXTRA): Add new files.
* config/rs6000/t-netbsd: Add build rules for new files.
(LIB2FUNCS_STATIC_EXTRA): New variable.
* config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
(CRTSAVRES_DEFAULT_SPEC): Likewise.
* config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/i386.c (ix86_builtin_type): Add
FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
V1DI_FTYPE_V2SI_V2SI.
(bdesc_2arg): Moved to ...
(bdesc_args): Here.
(ix86_init_mmx_sse_builtins): Updated.
(ix86_expand_args_builtin): Updated. Take a pointer
to const struct builtin_description. Handle comparison
builtin functions.
(ix86_expand_sse_compare): Take a new argument for swapping operands.
(ix86_expand_builtin): Updated.
* config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
(ssse3_pmaddubsw128): This.
(ssse3_pmaddubswv4hi3): Renamed to ...
(ssse3_pmaddubsw): This.
* doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
(__builtin_ia32_packssdw128): Likewise.
(__builtin_ia32_packuswb128): Likewise.
(__builtin_ia32_pmaddubsw): Likewise.
(__builtin_ia32_pmaddubsw128): Likewise.
2008-04-30 Richard Guenther <rguenther@suse.de>
PR tree-optimization/14847
* tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
(recognize_bits_test): Use it.
(recognize_single_bit_test): Likewise.
2008-04-30 Martin Jambor <mjambor@suse.cz>
* ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
instead of setting number of formal parameters to zero.
(ipcp_init_stage): Do not set the number of actual parameters to zero
either.
(ipcp_propagate_stage): Explicitly skipping all calls to nodes
which are called with variable number of arguments.
(ipcp_insert_stage): Explicitely skipping all nodes which are
called with variable number of arguments.
(ipcp_callsite_param_print): Skipps callsites to nodes with varaible
number of parameters.
* ipa-prop.h (struct ipa_node_params): Added flag
called_with_var_arguments
(ipa_set_param_count): Added. Changed sole setter to use it.
(ipa_get_param_count): Added. All readers of param_count
converted to use it instead.
(ipa_set_called_with_variable_arg): Added.
(ipa_is_called_with_var_arguments): Added.
(ipa_get_ith_param): Added. All readers of param_decls converted
to use it instead.
(ipa_set_cs_argument_count): Added, sole writer to argument_count
changed to use it.
(ipa_get_cs_argument_count): Added, all readers of argument_count
changed to cal it.
(ipa_get_ith_jump_func): Added. Accessors of jump values changed
to use it.
* ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
(struct ipcp_lattice): Renamed cval_type to type
(struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
* ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
(ipcp_cval_set_cvalue): Changed type of parameter value to tree
(ipcp_insert_stage): Changed the type of variable cvalue to tree
(ipcp_replace_map_create): Changed the type of parameter cvalue to tree
(build_const_val): Changed the type of parameter cvalue to tree
(ipcp_propagate_const): Changed the type of parameter cvalue to tree
(ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
* ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
constant
* ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
(ipa_methodlist_not_empty): Removed, the sole user now checks directly
(ipa_add_method): Renamed to ipa_push_func_to_list
(ipa_remove_method): Renamed to ipa_pop_func_from_list
(ipa_callsite_param_count): Removed.
(ipa_callsite_param_count_set): Removed.
(ipa_callsite_param): Removed.
(ipa_callsite_callee): Removed.
(ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
(ipa_callsite_compute_count): Renamed to ipa_count_arguments
(ipa_method_formal_count): Removed.
(ipa_method_formal_count_set): Removed.
(ipa_method_get_tree): Removed.
(ipa_method_tree_map_create): Removed.
(ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
(ipa_create_param_decls_array): Creates the array itself
(ipa_create_param_decls_array): Temporary variable info instead of
a few dereferences.
(ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
(ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
(get_type): Removed.
(ipa_jf_get_info_type): Removed.
(ipa_node_create): Renamed to ipa_create_node_params
(ipa_free): Renamed to ipa_free_all_node_params
(ipa_nodes_create): Renamed to ipa_create_all_node_params
(ipa_edges_create): Renamed to ipa_create_all_edge_args
(ipa_edges_free): Renamed to ipa_free_all_edge_args
(ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
(ipa_free_all_node_params): Deallocation to jump_functions moved to
ipa_free_all_edge_args
(ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
(ipa_method_modify_print): Renamed to ipa_print_all_params_modified
(ipa_create_methodlist_node): Removed.
(ipa_methodlist_method): Removed.
(ipa_methodlist_method_set): Removed.
(ipa_methodlist_next_method): Removed.
(ipa_methodlist_next_method_set): Removed.
(ipa_method_is_modified): Removed.
(ipa_method_modify_create): Removed.
(ipa_method_modify_init): Temporary variable info instead of a few
dereferences.
(ipa_detect_param_modifications): Temporary variable info instead of
a few dereferences.
(ipa_compute_jump_functions): Temporary variable info instead of
a few dereferences.
(ipa_method_modify_set): Removed.
(ipa_method_tree_map): Renamed to ipa_get_param_decl_index
(ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
than craph_node as the first parameter.
(ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
(ipa_method_modify_init): Removed.
(ipa_compute_jump_functions): Added a temp variable instead of
repeatadly dereferencing the cgraph_edge.aux pointer
(ipa_callsite_param_set_type): Removed.
(ipa_compute_jump_functions): i renamed to index and moved to
an inner block
(ipa_callsite_param_set_info_type_formal): Removed.
(ipa_callsite_param_set_info_type): Removed.
(ipa_callsite_param_map_create): Removed.
(ipa_callsite_tree): Removed.
(ipa_callsite_caller): Removed.
(ipa_pop_func_from_list): return_method removed to return_func
* ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
prefixed all values with IPA_. Changed all users.
(enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
and FORMAL_IPATYPE IPA_PASS_THROUGH.
(union parameter_info): Renamed to jump_func_value.
(union jump_func_value): Renamed value to constant
(struct ipa_jump_func): Renamed info_type to value
(struct ipa_node): Renamed to ipa_node_params
(struct ipa_node_params): Renamed ipa_arg_num to param_count
(struct ipa_node_params): Renamed ipa_param_tree to param_decls
(struct ipa_node_params): Renamed ipa_mod to modified_flags
(struct ipa_edge): Renamed to ipa_edge_args
(struct ipa_edge_args): Renamed ipa_param_num to argument_count
(struct ipa_edge_args): Renamed ipa_param_map to jump_functions
(struct ipa_methodlist): Renamed to ipa_func_list
(struct ipa_func_list): method_p renamed to node, next_method
renamed to next
(ipa_methodlist_p): Removed, switched all users to struct pointer
(IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
2008-04-30 Alan Modra <amodra@bigpond.net.au>
* config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
(rs6000_emit_epilogue): Use backchain to restore only when we
have a large frame. Make use of frame pointer to restore if we
have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
2008-04-29 Paolo Bonzini <bonzini@gnu.org>
* config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
Add mode to zero_extract.
(sign bit tests peepholes): (Ditto.).
2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/i386.c (ix86_builtins): Replace Prescott New
Instructions in comments with SSE3.
(ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
(bdesc_sse_args): Renamed to ...
(bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
IX86_BUILTIN_FABSQ.
(bdesc_1arg): Moved to ...
(bdesc_args): Here.
(ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
Instructions in comments with SSE3.
(ix86_expand_sse_operands_builtin): Renamed to ...
(ix86_expand_args_builtin): This. Updated.
(ix86_expand_unop1_builtin): Update comments.
(ix86_expand_builtin): Updated.
2008-04-29 Richard Guenther <rguenther@suse.de>
PR tree-optimization/36078
* tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
Update virtual SSA form after cleaning up the CFG.
2008-04-29 Richard Guenther <rguenther@suse.de>
PR middle-end/15255
* fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
2008-04-29 Richard Guenther <rguenther@suse.de>
* tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
(compute_may_aliases): Do not call finalize_ref_all_pointers.
(compute_flow_insensitive_aliasing): Do not treat
PTR_IS_REF_ALL pointers special.
(get_smt_for): Likewise.
(may_alias_p): Re-structure.
(is_escape_site): A ref-all pointer conversion is not an escape site.
* tree-ssa-structalias.c (find_what_p_points_to): Do not treat
PTR_IS_REF_ALL pointers special.
* tree-ssa-structalias.h (struct alias_info): Remove
ref_all_symbol_mem_tag field.
(PTR_IS_REF_ALL): Remove.
2008-04-29 Richard Guenther <rguenther@suse.de>
PR middle-end/36077
* fold-const.c (extract_muldiv_1): In combining division constants
make sure to never overflow.
2008-04-29 Nick Clifton <nickc@redhat.com>
* doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
PR bootstrap/35169
* optc-gen.awk: Work around HP-UX/IA awk bug.
2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
* config/i386/cygming-crtend.c (register_frame_ctor): Revert my
2008-04-25 commit.
2008-04-28 Uros Bizjak <ubizjak@gmail.com>
PR target/36073
* config/i386/i386.md
(*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
Change operand 1 predicate to nonimmediate_operand.
2008-04-28 Jakub Jelinek <jakub@redhat.com>
PR debug/36060
* dwarf2out.c (struct die_struct): Mark as chain_circular through
die_sub field.
* gengtype.c (walk_type, write_func_for_structure): Handle
chain_circular.
* doc/gty.texi: Document chain_circular.
2008-04-28 Richard Guenther <rguenther@suse.de>
PR tree-optimization/36066
* tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
SCEV and loop.
2008-04-28 Uros Bizjak <ubizjak@gmail.com>
PR target/36064
* config/i386/i386.md
(floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
Use match_scratch instead of match_operand for operands 3 and 4.
2008-04-27 Richard Guenther <rguenther@suse.de>
PR tree-optimization/18754
PR tree-optimization/34223
* tree-pass.h (pass_complete_unrolli): Declare.
* tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
loop size before and after unconditionally of UL_NO_GROWTH in effect.
Rewrite loop into loop closed SSA form if it is not already.
(tree_unroll_loops_completely): Re-structure to iterate over
innermost loops with intermediate CFG cleanups.
Unroll outermost loops only if requested or the code does not grow
doing so.
* tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
loops are available.
(tree_vectorize): Instead do so here.
(tree_complete_unroll): Also unroll outermost loops.
(tree_complete_unroll_inner): New function.
(gate_tree_complete_unroll_inner): Likewise.
(pass_complete_unrolli): New pass.
* tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
uses outside of the loop.
(tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
form if it is available.
* tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
* passes.c (init_optimization_passes): Schedule complete inner
loop unrolling pass before the first CCP pass after final inlining.
2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
* targhooks.h (default_emutls_var_fields,
default_emutls_var_init): Declare.
* tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
* target.h (struct gcc_target): Add struct emutls member.
* target-def.h (TARGET_EMUTLS_GET_ADDRESS,
TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
(TARGET_INITIALIZER): Add TARGET_EMUTLS.
* builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
* dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
emit debug information.
* coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
* varasm.c: Include targhooks.h.
(emutls_object_section, emutls_tmpl_section): New.
(EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
(EMUTLS_SEPARATOR): New.
(prefix_name): New.
(get_emutls_object_name): New.
(default_emutls_var_fields): New, broken out of ...
(get_emutls_object_type): ... here. Adjust to use target hooks.
(get_emutls_init_templ_addr): Adjust to use target hooks.
(emutls_decl): Adjust to use target hooks.
(emutls_finish): Likewise.
(default_emutls_var_init): New, broken out of ...
(assemble_variable): ... here. Adjust to use target hooks.
* output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
SECCAT_EMUTLS_TMPL.
* c-common.c (handle_section_attribute): Prevent overriding
sections for emulated tls with special sections.
* config/i386/i386.c (x86_64_elf_select_section): Add
SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
(x86_64_elf_unique_section): Likewise.
* config/vxworks.c: Include tree.h.
(vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
(vxworks_override_options): Set TLS scheme.
* doc/tm.texi (Emulated TLS): New node.
2008-04-26 Simon Baldwin <simonb@google.com>
PR c/35652
* builtins.c (c_strlen): Suppressed multiple warnings that can occur
with propagated string constants.
2008-04-26 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
constraint for operand 2 when operand 0 is memory operand.
(fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
operand 0 is memory operand.
(fix_trunc<mode>_i387_with_temp): Ditto.
(*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
operand 2 when operand 1 is memory operand.
(*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
(*floatsi<mode>2_vector_sse_with_temp): Ditto.
(*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
(*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
(floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
operands 2,3 and 4 when operand 1 is memory operand.
(fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
is memory operand.
(fistdi2_floor_with_temp): Ditto.
(fist<mode>2_floor_with_temp): Ditto.
(fistdi2_ceil_with_temp): Ditto.
(fist<mode>2_ceil_with_temp): Ditto.
(*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
2008-04-26 David Daney <ddaney@avtrex.com>
* config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
unspec_volitile.
(UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
UNSPEC_UPDATE_GOT_VERSION): Renumber.
(sync_compare_and_swap<mode>): New expand for QI and HI modes.
(compare_and_swap_12): New insn.
* config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
* config/mips/mips.c (mips_force_binary): New function.
(mips_emit_int_order_test, mips_expand_synci_loop): Use it.
(mips_expand_compare_and_swap_12): New function.
* config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
2008-04-25 Jan Hubicka <jh@suse.cz>
PR testsuite/35843
* cfgexpand.c (pass_expand): Turn into RTL pass.
* passes.c (execute_one_pass): Do pass typechecking after execution.
* tree-pass.h (pass_expand): Turn into RTL pass.
* function.h (struct rtl_data): Move here fields
accesses_prior_frames, calls_eh_return, saves_all_registers,
has_nonlocal_goto, has_asm_statement, is_thunk,
all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
arg_pointer_save_area_init from struct function; turn into bool.
(struct function): Move
calls_eh_return, saves_all_registers, has_nonlocal_goto,
has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
tail_call_emit, arg_pointer_save_area_init
into struct rtl_data. Remove recursive_call_emit and gimplified flags.
(current_function_returns_struct, current_function_returns_pcc_struct,
current_function_calls_setjmp, current_function_calls_alloca,
current_function_accesses_prior_frames,
current_function_calls_eh_return, current_function_is_thunk,
current_function_stdarg, current_function_profile,
current_function_limit_stack, current_function_uses_pic_offset_table,
current_function_uses_const_pool, current_function_has_nonlocal_label,
current_function_saves_all_registers,
current_function_has_nonlocal_goto,
current_function_has_asm_statement): Remove accesor macros.
* ra-conflict.c (global_conflicts): Update.
* tree-tailcall.c (suitable_for_tail_opt_p): Update.
(suitable_for_tail_call_opt_p): Update.
* builtins.c (expand_builtin_return_addr): Update.
(expand_builtin_setjmp_setup): Update.
(expand_builtin_nonlocal_goto): Update.
* final.c (final_start_function): Update.
(profile_function): Update.
(leaf_function_p): Update.
(only_leaf_regs_used): Update.
* df-scan.c (df_get_exit_block_use_set): Update.
* dojump.c (clear_pending_stack_adjust): Update.
* tree-stdarg.c (gate_optimize_stdarg): Update.
* gimple-low.c (lower_function_body): Update.
* global.c (compute_regsets): Update.
(global_alloc): Update.
* dwarf2out.c (dwarf2out_begin_prologue): Update.
* expr.c (expand_assignment): Update.
* dse.c (dse_step0): Update.
(dse_step1): Update.
* c-decl.c (store_parm_decls): Update.
* local-alloc.c (combine_regs): Update.
(find_free_reg): Update.
* function.c (assign_parms_augmented_arg_list): Update.
(assign_parm_find_data_types): Update.
(assign_parms): Update.
(allocate_struct_function): Update.
(expand_function_start): Update.
(expand_function_end): Update.
(get_arg_pointer_save_area): Update.
(thread_prologue_and_epilogue_insns): Update.
(rest_of_match_asm_constraints): Update.
* stor-layout.c (variable_size): Update.
* gcse.c (gcse_main): Update.
(bypass_jumps): Update.
* gimplify.c (gimplify_function_tree): Update.
* calls.c (emit_call_1): Update.
(expand_call): Update.
* bt-load.c (compute_defs_uses_and_gen): Update.
* except.c (sjlj_assign_call_site_values): Update.
(sjlj_emit_function_enter): Update.
(can_throw_external): Update.
(set_nothrow_function_flags): Update.
(expand_builtin_unwind_init): Update.
(expand_eh_return): Update.
(convert_to_eh_region_ranges): Update.
(output_function_exception_table): Update.
* emit-rtl.c (gen_tmp_stack_mem): Update.
* cfgexpand.c (expand_used_vars): Update.
(tree_expand_cfg): Update.
* cfgcleanup.c (rest_of_handle_jump): Update.
* explow.c (allocate_dynamic_stack_space): Update.
* varasm.c (assemble_start_function): Update.
(force_const_mem): Update.
(mark_constant_pool): Update.
* tree-optimize.c (tree_rest_of_compilation): Update.
* stack-ptr-mod.c (notice_stack_pointer_modification): Update.
* tree-cfg.c (notice_special_calls): Update.
(is_ctrl_altering_stmt): Update.
(tree_can_make_abnormal_goto): Update.
(tree_purge_dead_abnormal_call_edges): Update.
* config/alpha/predicates.md: Update.
* config/alpha/alpha.c (alpha_sa_mask): Update.
(alpha_sa_size): Update.
(alpha_does_function_need_gp): Update.
(alpha_expand_prologue): Update.
(alpha_start_function): Update.
(alpha_output_function_end_prologue): Update.
(alpha_expand_epilogue): Update.
* config/frv/frv.c (frv_stack_info): Update.
(frv_expand_epilogue): Update.
* config/s390/s390.c (s390_regs_ever_clobbered): Update.
(s390_register_info): Update.
(s390_frame_info): Update.
(s390_init_frame_layout): Update.
(s390_can_eliminate): Update.
(save_gprs): Update.
* config/spu/spu.c (spu_split_immediate): Update.
(need_to_save_reg): Update.
(spu_expand_prologue): Update.
(spu_expand_epilogue): Update.
* config/sparc/sparc.md: Update.
* config/sparc/sparc.c (eligible_for_return_delay): Update.
(sparc_tls_got): Update.
(legitimize_pic_address): Update.
(sparc_emit_call_insn): Update.
(sparc_expand_prologue): Update.
(output_return): Update.
(print_operand): Update.
(sparc_function_ok_for_sibcall): Update.
* config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
* config/m32r/m32r.md: Update.
* config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
(m32r_compute_frame_size): Update.
(m32r_expand_prologue): Update.
(m32r_expand_epilogue): Update.
(m32r_legitimize_pic_address): Update.
* config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
* config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
* config/i386/i386.c (ix86_frame_pointer_required): Update.
(gen_push): Update.
(ix86_save_reg): Update.
(ix86_compute_frame_layout): Update.
(ix86_expand_prologue): Update.
(ix86_expand_epilogue): Update.
* config/sh/sh.c (output_stack_adjust): Update.
(calc_live_regs): Update.
(sh5_schedule_saves): Update.
(sh_expand_prologue): Update.
(sh_expand_epilogue): Update.
(sh_setup_incoming_varargs): Update.
(sh_allocate_initial_value): Update.
(sh_get_pr_initial_val): Update.
* config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
* config/sh/sh.md (label:): Update.
* config/avr/avr.c (out_movhi_mr_r): Update.
* config/crx/crx.h (enum): Update.
* config/xtensa/xtensa.h (along): Update.
* config/stormy16/stormy16.c Update.
(xstormy16_compute_stack_layout): Update.
* config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
(fr30_expand_prologue): Update.
* config/cris/cris.c (cris_conditional_register_usage): Update.
(cris_reg_saved_in_regsave_area): Update.
(cris_initial_frame_pointer_offset): Update.
(cris_simple_epilogue): Update.
(cris_expand_prologue): Update.
(cris_expand_epilogue): Update.
(cris_expand_pic_call_address): Update.
(cris_asm_output_symbol_ref): Update.
(cris_asm_output_label_ref): Update.
* config/cris/cris.md Update.
* config/iq2000/iq2000.c (compute_frame_size): Update.
(iq2000_expand_epilogue): Update.
* config/mt/mt.h (save_direction): Update.
* config/mn10300/mn10300.c (mn10300_function_value): Update.
* config/ia64/ia64.c (ia64_compute_frame_size): Update.
(ia64_secondary_reload_class): Update.
* config/m68k/m68k.c (m68k_save_reg): Update.
(m68k_expand_prologue): Update.
(m68k_expand_epilogue): Update.
(legitimize_pic_address): Update.
* config/rs6000/rs6000.c (rs6000_got_register): Update.
(first_reg_to_save): Update.
(first_altivec_reg_to_save): Update.
(compute_vrsave_mask): Update.
(compute_save_world_info): Update.
(rs6000_stack_info): Update.
(spe_func_has_64bit_regs_p): Update.
(rs6000_ra_ever_killed): Update.
(rs6000_emit_eh_reg_restore): Update.
(rs6000_emit_allocate_stack): Update.
(rs6000_emit_prologue): Update.
(rs6000_emit_epilogue): Update.
(rs6000_output_function_epilogue): Update.
(output_profile_hook): Update.
(rs6000_elf_declare_function_name): Update.
* config/rs6000/rs6000.h (rs6000_args): Update.
* config/rs6000/rs6000.md: Update.
* config/mcore/mcore.c (mcore_expand_prolog): Update.
* config/arc/arc.c (arc_output_function_epilogue): Update.
* config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
* config/darwin.c (machopic_function_base_name): Update.
* config/score/score3.c (score3_compute_frame_size): Update.
(rpush): Update.
(rpop): Update.
(score3_epilogue): Update.
* config/score/score7.c (score7_compute_frame_size): Update.
(score7_prologue): Update.
(score7_epilogue): Update.
* config/score/score.h (FRAME_POINTER_REQUIRED): Update.
* config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
* config/arm/arm.c (use_return_insn): Update.
(require_pic_register): Update.
(arm_load_pic_register): Update.
(arm_compute_save_reg0_reg12_mask): Update.
(arm_compute_save_reg_mask): Update.
(thumb1_compute_save_reg_mask): Update.
(output_return_instruction): Update.
(arm_output_function_prologue): Update.
(arm_output_epilogue): Update.
(arm_get_frame_offsets): Update.
(arm_expand_prologue): Update.
(thumb_pushpop): Update.
(thumb_exit): Update.
(thumb1_expand_prologue): Update.
(thumb1_expand_epilogue): Update.
(arm_unwind_emit): Update.
(arm_output_fn_unwind): Update.
* config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
* config/arm/arm.md: Update.
* config/pa/pa.md: Update.
* config/pa/pa.c (legitimize_pic_address): Update.
(compute_frame_size): Update.
(hppa_expand_prologue): Update.
(hppa_expand_epilogue): Update.
(borx_reg_operand): Update.
* config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
(HARD_REGNO_RENAME_OK): Update.
* config/mips/mips.c (mips_global_pointer): Update.
(mips_save_reg_p): Update.
(mips_compute_frame_info): Update.
(mips_frame_pointer_required): Update.
(mips_expand_prologue): Update.
(mips_expand_epilogue): Update.
(mips_can_use_return_insn): Update.
(mips_reorg_process_insns): Update.
* config/v850/v850.c (compute_register_save_size): Update.
* config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
* config/mmix/mmix.c (along): Update.
(mmix_expand_epilogue): Update.
* config/bfin/bfin.c (legitimize_pic_address): Update.
(must_save_p): Update.
(stack_frame_needed_p): Update.
(add_to_reg): Update.
(bfin_expand_prologue): Update.
* stmt.c (expand_asm_operands): Update.
* reload1.c (reload): Update.
(init_elim_table): Update.
2008-04-25 Bob Wilson <bob.wilson@acm.org>
* optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
(*mov<mode>_internal): Likewise. Support V4SF and V2DF.
(mov<mode>): Removed.
(*movv4sf_internal): Likewise.
(*movv2df_internal): Likewise.
2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
* config.gcc (crx-*-elf): Remove deprecation.
2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
* config/i386/cygming-crtend.c (register_frame_ctor): Register
__gcc_deregister_frame with atexit.
(deregister_frame_dtor): Remove.
2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
Nathan Sidwell <nathan@codesourcery.com>
* config/rs6000/rs6000.opt (mspe): Remove Var property.
(misel): Likewise.
* config/rs6000/rs6000.h (rs6000_spe): Declare.
(rs6000_isel): Likewise.
* config/rs6000/rs6000.c (rs6000_spe): New variable.
(rs6000_isel): New variable.
(rs6000_handle_option): Handle OPT_mspe and OPT_misel.
2008-04-24 Jakub Jelinek <jakub@redhat.com>
PR c++/35758
* c-common.c (handle_vector_size_attribute): Call
lang_hooks.types.reconstruct_complex_type instead of
reconstruct_complex_type.
* config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
* config/spu/spu.c (spu_handle_vector_attribute): Likewise.
* langhooks.h (struct lang_hooks_for_types): Add
reconstruct_complex_type hook.
* langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
(LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
2008-04-24 Richard Guenther <rguenther@suse.de>
* c-common.h (check_builtin_function_arguments): Declare.
* c-common.c (validate_nargs): New function.
(check_builtin_function_arguments): Likewise.
* c-typeck.c (build_function_call): Call
check_builtin_function_arguments.
* builtins.c (fold_builtin_classify): Remove error reporting code.
(fold_builtin_unordered_cmp): Likewise.
(fold_builtin_1): Likewise.
(fold_builtin_n): Likewise.
2008-04-24 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/36008
* fold-const.c (try_move_mult_to_index): If s == NULL, divide
the original op1, rather than delta by step.
2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
Sebastian Pop <sebastian.pop@amd.com>
* tree-parloops.c (take_address_of, eliminate_local_variables_1,
eliminate_local_variables_stmt, eliminate_local_variables,
separate_decls_in_loop_name, separate_decls_in_loop_stmt,
separate_decls_in_loop, gen_parallel_loop): Make them work on a region
of code delimited by two edges in the CFG.
(separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
(separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
(separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
the case of parallelisation of reductions.
(expr_invariant_in_region_p): New.
* tree-flow.h (gather_blocks_in_sese_region): Declared.
* tree-cfg.c (gather_blocks_in_sese_region): Extern.
2008-04-24 Ira Rosen <irar@il.ibm.com>
Richard Guenther <rguenther@suse.de>
PR tree-optimization/36034
* tree-vect-analyze.c (vect_analyze_group_access): SLP is
incapable of dealing with loads with gaps.
2008-04-24 Rafael EspÃndola <espindola@google.com>
* tree-flow.h (vrp_evaluate_conditional): Change signature.
* tree-ssa-propagate.c (fold_predicate_in): Update call to
vrp_evaluate_conditional.
* tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
(vrp_evaluate_conditional): Split the cond argument.
(vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
(simplify_stmt_for_jump_threading): Update call to
vrp_evaluate_conditional.
2008-04-24 Ira Rosen <irar@il.ibm.com>
PR tree-optimization/35982
* tree-vect-analyze.c (vect_check_interleaving): Check that the
interleaved data-refs are of the same type.
2008-04-24 Danny Smith <dannysmith@users.net>
* c-format.c (check_format_info_main): Use strncmp rather than a
magic prefix to handle multichar length specs.
* config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
Don't prefix "I64" and "I32" with '\0'.
2008-04-24 Jakub Jelinek <jakub@redhat.com>
PR target/36015
* config/i386/i386.c (init_cumulative_args): Don't pass anything
in registers for -m32 only if stdarg_p (fntype).
2008-04-24 Uros Bizjak <ubizjak@gmail.com>
PR rtl-optimization/36006
* expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
temp to op0 in order to avoid invalid rtx sharing.
2008-04-23 Paolo Bonzini <bonzini@gnu.org>
* tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
check TREE_INVARIANT.
* tree-gimple.c (is_gimple_address): New.
(is_gimple_invariant_address): Simplify using decl_address_invariant_p.
* tree-gimple.h (is_gimple_address): New.
* tree.h (decl_address_invariant_p): New.
* tree.c (make_node_stat): Don't set TREE_INVARIANT.
(build_string): Likewise.
(decl_address_invariant_p): New, from is_gimple_invariant_address.
(tree_invariant_p_1): Likewise.
(save_expr): Use it.
(tree_invariant_p): New.
(skip_simple_arithmetic): Use it.
(stabilize_reference_1): Use it.
(recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
simplify.
(build1_stat): Drop code to compute TREE_INVARIANT.
(build2_stat): Drop code to compute TREE_INVARIANT.
(build3_stat): Drop code to compute TREE_INVARIANT.
(build4_stat): Drop code to compute TREE_INVARIANT.
(build5_stat): Drop code to compute TREE_INVARIANT.
(build7_stat): Drop code to compute TREE_INVARIANT.
(merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
* tree.h (struct tree_base): Remove invariant_flag.
(TREE_INVARIANT): Remove.
* builtins.c (build_string_literal): Don't set TREE_INVARIANT.
(fold_builtin_expect): Check TREE_CONSTANT.
* tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
* c-tree.h (c_expr_to_decl): Drop third parameter.
* c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
(build_c_cast): Don't set TREE_INVARIANT.
(pop_init_level): Don't set TREE_INVARIANT.
(c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
* gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
TREE_CONSTANT.
(gimplify_init_constructor): Don't set TREE_INVARIANT.
(gimplify_addr_expr): Adjust comment.
* tree-mudflap.c (mf_build_string):
* print-tree.c (print_node): Don't print TREE_INVARIANT.
* tree-nested.c (convert_nonlocal_reference): Adjust comment.
* c-common.c (fix_string_type): Don't set TREE_INVARIANT.
* langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
* langhooks.c (lhd_expr_to_decl): Drop third parameter.
* langhooks.h (struct lang_hooks): Drop third parameter from
expr_to_decl.
2008-04-23 Richard Guenther <rguenther@suse.de>
PR tree-optimization/27799
PR tree-optimization/32921
PR tree-optimization/32624
* tree-ssa-structalias.c (merge_smts_into): Only merge the
SMTs aliases and the tag itself into the solution.
* tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
merge the points-to solution back into the SMT aliases.
(may_alias_p): Use alias_set_subset_of instead of
aliases_conflict_p. A pointer which points to
memory with alias set zero may access any variable.
2008-04-23 Richard Guenther <rguenther@suse.de>
* alias.c (alias_set_subset_of): Correctly handle asking
if zero is a subset of an alias set with zero child.
* tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
(compute_flow_insensitive_aliasing): Correctly walk all
pointers. Do not unnecessarily union sets.
2008-04-23 Richard Guenther <rguenther@suse.de>
PR middle-end/36021
* c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
2008-04-22 Tomas Bily <tbily@suse.cz>
* tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
unreachable case.
* tree-vrp.c (extract_range_from_unary_expr): Removed unused
NON_LVALUE_EXPR.
* tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
* tree-ssa-structalias.c (get_constraint_for): Likewise.
* tree-inline.c (estimate_num_insns_1): Likewise.
* varasm.c (const_hash_1, compare_constant, copy_constant)
(compute_reloc_for_constant, output_addressed_constants): Likewise.
* emit-rtl.c (component_ref_for_mem_expr)
(set_mem_attributes_minus_bitpos): Likewise.
* expr.c (highest_pow2_factor, expand_expr_real_1, )
(is_aligning_offset): Likewise.
* dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
* tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
* dojump.c (do_jump): Likewise.
* builtins.c (get_pointer_alignment, get_memory_rtx)
(integer_valued_real_p, fold_builtin_next_arg): Likewise.
* tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
2008-04-23 Jakub Jelinek <jakub@redhat.com>
PR rtl-optimization/36017
* builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
expanding the library call.
2008-04-22 Ian Lance Taylor <iant@google.com>
* fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
than size_in_bytes.
2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
* config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
of LR/CTR moves for Power6.
2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
PR middle-end/36003
* passes.c (init_optimization_passes): Remove
pass_fast_rtl_byte_dce.
2008-04-22 Uros Bizjak <ubizjak@gmail.com>
PR target/29096
* config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
builtin functions to generate faster code.
(_mm_cvtpu16_ps): Ditto.
(_mm_cvtpi32x2_ps): Ditto.
2008-04-22 Nick Clifton <nickc@redhat.com>
* common.opt (ftree-loop-distribution): Add Optimization
attribute.
* config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
(frv_expand_builtin_va_start): Likewise.
* config/arm/arm.c (thumb_find_work_register): Fix location of
argument register count.
2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
Support scheduling for ColdFire V1 and V3 microarchitecture.
Improve scheduling of multiplication instructions.
* config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
(mac): New instruction attribute.
* config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
(m68k_sched_mac): New variable.
(m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
Handle cfv1 and cfv3.
(max_insn_size): New static variable.
(struct _sched_ib): New type.
(sched_ib): New static variable.
(sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
to fields of 'struct _sched_ib sched_ib'. Update all uses.
(m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
Update.
(m68k_sched_md_init_global, m68k_sched_md_finish_global,
m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
new variables. Update.
(m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
Add modeling of cfv3 instruction buffer. Update.
* config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
* config/m68k/m68k.h (TUNE_CFV3): New macro.
* config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
(cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
a particular reservation applies to.
(type2): Reorganize attribute values. Rename alu to alu_reg,
alu_l to alu, move_l to omove. Join move to alu. Split mul
to mul_l and mul_w.
(cf_ib_*): Simplify description of instruction buffer.
(cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
(cf_mem): Split into cf_mem1 and cf_mem2.
(cf_v2_move_??): Rename to cfv12_alu_??.
(cf_v2_move_l_??): Rename to cfv12_omove_??.
(cf_v2_mul_??): Remove reservations.
(cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
cfv12_emac_??, cfv12_emac_w_i0): New reservations.
(cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
appropriate place.
(cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
(cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
expansions of the above reservations for instructions of sizes
1, 2 and 3 words.
2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
* rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
* coverage.c: Include tree-pass.h.
(coverage_counter_alloc): Print da_file_name to the dump file.
2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
* sbitmap.c (sbitmap_range_empty_p): New function.
* sbitmap.h (sbitmap_range_empty_p): New function.
* bitmap.h: Now includes obstack.h.
2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
Kenneth Zadeck <zadeck@naturalbridge.com>
* dbgcnt.def (ra_byte_scan): Added.
* dbgcnt.c (dbg_cnt): Added code to print message to dump_file
when the last hit happens for a counter.
* timevar.def (TV_DF_BYTE_LR): New variable.
* tree-pass.h (pass_fast_rtl_byte_dce): New pass.
* passes.c (pass_fast_rtl_byte_dce): New pass.
* fwprop.c (update_df): Added mode to call df_ref_create.
Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
DF_REF_EXTRACT_OFFSET.
* df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
DF_BYTE_LR_OUT, df_byte_lr): New macro.
(df_mm): New enum.
(df_ref_extract): Added mode field.
(DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
DF_REF_EXTRACT_OFFSET.
(DF_REF_EXTRACT_MODE): New macro.
(df_byte_lr_bb_info): New structure.
(df_print_byte_regset, df_compute_accessed_bytes,
df_byte_lr_add_problem, df_byte_lr_get_regno_start,
df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
df_byte_lr_simulate_uses,
df_byte_lr_simulate_artificial_refs_at_top,
df_byte_lr_simulate_artificial_refs_at_end,
df_compute_accessed_bytes): New function.
(df_ref_create): Add parameter.
(df_byte_lr_get_bb_info): New inline function.
* df-scan.c (df_ref_record, df_uses_record,
df_ref_create_structure): Added mode parameter.
(df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
df_defs_record, df_uses_record, df_get_conditional_uses,
df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
df_entry_block_defs_collect, df_exit_block_uses_collect):
Added mode parameter to calls to df_ref_record, df_uses_record,
df_ref_create_structure.
(df_ref_equal_p, df_ref_compare): Added test for modes.
(df_ref_create_structure): Added code to set mode. Renamed
DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
DF_REF_EXTRACT_OFFSET.
* df-core.c (df_print_byte_regset): New function.
* df-byte-scan.c: New file.
* df-problems.c (df_rd_transfer_function): Removed unnecessary
calls to BITMAP_FREE.
(df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
(df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
df_byte_lr_local_compute, df_byte_lr_init,
df_byte_lr_confluence_0, df_byte_lr_confluence_n,
df_byte_lr_transfer_function, df_byte_lr_free,
df_byte_lr_top_dump, df_byte_lr_bottom_dump,
df_byte_lr_add_problem, df_byte_lr_simulate_defs,
df_byte_lr_simulate_uses,
df_byte_lr_simulate_artificial_refs_at_top,
df_byte_lr_simulate_artificial_refs_at_end): New function.
* dce.c (byte_dce_process_block): New function.
(dce_process_block): au is now passed in rather than computed
locally. Changed loops that look at artificial defs to not look
for conditional or partial ones, because there never are any.
(fast_dce): Now is able to drive byte_dce_process_block or
dce_process_block depending on the kind of dce being done.
(rest_of_handle_fast_dce): Add parameter to fast_dce.
(rest_of_handle_fast_byte_dce): New function.
(rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
* Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
2008-04-21 Daniel Franke <franke.daniel@gmail.com>
PR fortran/35019
* gcc.h: Added fortran options that take arguments to
DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
macros.
2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
* tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
scalarization if on the LHS and not a full access.
2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
* Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
2008-04-18 Rafael EspÃndola <espindola@google.com>
* tree-vrp.c (find_case_label_index): Fix the binary search.
(find_case_label_range): New.
(vrp_visit_switch_stmt): Use find_case_label_range.
(simplify_switch_using_ranges): Use find_case_label_range.
2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
* gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
2008-04-18 Tom Tromey <tromey@redhat.com>
PR libcpp/15500:
* doc/cpp.texi (Implementation-defined behavior): Mention
-finput-charset.
2008-04-18 Ian Lance Taylor <iant@google.com>
* fold-const.c (pointer_may_wrap_p): New static function.
(fold_comparison): Add another test for pointer overflow. Use
pointer_may_wrap_p to disable some false positives.
2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
* c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
(fname_as_string): Match updated cpp_interpret_string prototype.
(fix_string_type): Support char16_t* and char32_t*.
(c_common_nodes_and_builtins): Add char16_t and char32_t (and
derivative) nodes. Register as builtin if C++0x.
(c_parse_error): Support CPP_CHAR{16,32}.
* c-common.h (RID_CHAR16, RID_CHAR32): New elements.
(enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
CTI_CHAR32_ARRAY_TYPE>: New elements.
(char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
char32_type_node, signed_char32_type_node, char16_array_type_node,
char32_array_type_node): New defines.
* c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
(c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
(lex_string): Support CPP_STRING{16,32}, match updated
cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
(lex_charconst): Support CPP_CHAR{16,32}.
* c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
and CPP_STRING{16,32}.
2008-04-18 Paolo Bonzini <bonzini@gnu.org>
PR bootstrap/35457
* aclocal.m4: Regenerate.
* configure: Regenerate.
2008-04-18 Jan Hubicka <jh@suse.cz>
* except.c (dw2_size_of_call_site_table,
sjlj_size_of_call_site_table): Use vector API for call_site_record.
* cgraphbuild.c (build_cgraph_edges): Update.
* tree-pass.h: Update comment.
* final.c (leaf_function_p): Update.
(leaf_renumber_regs): Update.
(rest_of_clean_state): Update.
* omp-low.c (expand_omp_parallel): Update.
* ipa-reference.c (analyze_function): Update.
* reorg.c (find_end_label): Update.
(optimize_skip): Update.
(fill_simple_delay_slots): Update.
(fill_simple_delay_slots): Update.
(make_return_insns): Update.
(dbr_schedule): Update.
* gimple-low.c (record_vars_into): Update.
* cfgbuild.c (make_edges): Update.
* function.c (assign_stack_local): Update.
(assign_parm_adjust_stack_rtl): Update.
(locate_and_pad_parm): Update.
(allocate_struct_function): Do not initialize stack_alignment_needed
and preferred_stack_boundary here.
(stack_protect_prologue): Update.
(stack_protect_epilogue): Update.
(expand_function_start): Initialize stack_alignment_needed,
preferred_stack_boundary and max_jumptable_ents.
(expand_function_end): Update.
(free_after_compilation): Do not NULLify epilogue_delay_list.
* function.h (struct rtl_data): Add stack_protect_guard,
stack_alignment_needed,
preferred_stack_boundary, epilogue_delay_list.
(struct function): Remove value_histograms, stack_alignment_needed,
preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
last_label_uid,
unexpanded_var_list, stack_protect_guard.
(current_function_epilogue_delay_list): Remove.
* ipa-type-escape.c (analyze_function): Update.
* gimplify.c (pop_gimplify_context): Update comment.
* calls.c (expand_call): Update.
(emit_library_call_value_1): Update.
* except.c (set_nothrow_function_flags): Update.
* cfgexpand.c (get_decl_align_unit): Update.
(create_stack_guard): Update.
(estimated_stack_frame_size): Update.
(expand_used_vars): Update.
(tree_expand_cfg): Free histogram earliers, init expansion variables.
* explow.c (allocate_dynamic_stack_space): Update.
* tree-ssa-live.c (remove_unused_locals): Update.
* varasm.c (mark_constant_pool): Update.
* tree-inline.c (remap_decls): Update.
(initialize_cfun): Update.
(declare_return_variable): Update.
(inline_forbidden_p): Update.
(expand_call_inline): Update.
(declare_inline_vars): Update.
(tree_function_versioning): Update.
* tree-flow.h (value_histograms): New.
(VALUE_HISTOGRAMS): New macro.
* basic-block.h (control_flow_graph): Add max_jumptable_ents,
last_label_uid.
* tree-cfg.c (set_bb_for_stmt): Update.
(replace_by_duplicate_decl): Update.
(move_block_to_fn): Update.
(new_label_mapper): Update.
(dump_function_to_file): Update.
* ipa-struct-reorg.c (build_data_structure): Update.
* cfgrtl.c (print_rtl_with_bb): Update.
* reload1.c (reload): Update.
(reload): Update.
* config/i386/i386.c (setup_incoming_varargs_64,
ix86_compute_frame_layout): Update.
* config/arc/arc.c (arc_output_function_epilogue): Update.
2008-04-18 Marius Strobl <marius@FreeBSD.org>
* gthr-posix.h (__gthread_active_p): Use the Solaris implementation
for FreeBSD as well.
* gthr-posix95.h: Likewise.
2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
PR rtl-optimization/35838
* dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
out the byte offset of the first subreg.
2008-04-17 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
to split_ti instead of three separate calls with single member arrays.
(subti3 splitter): Ditto.
(adddi3 splitter): Ditto with split_di.
(subdi3 splitter): Ditto.
(negti2 splitter): Pass arrays of 2 operands to split_ti instead of
two separate calls with single member arrays. Swap match_dup
operands 1 and 2 to better fit into the array.
(negdi2 splitter): Ditto with split_di.
(movdfcc splitter): Pass arrays of 2 operands to split_di instead of
two separate calls with single member arrays. Swap match_dup operands
6 and 7 to better fit into the array.
2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/i386.c (sse_builtin_type): New.
(bdesc_sse_args): Likewise.
(bdesc_sse_3arg): Removed.
(bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
(bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
IX86_BUILTIN_ROUNDPS.
(ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
IX86_BUILTIN_ROUNDPS.
(ix86_expand_sse_4_operands_builtin): Removed.
(ix86_expand_sse_operands_builtin): New.
(ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
and CODE_FOR_sse4_1_roundps.
(ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
Handle bdesc_sse_args. Remove bdesc_sse_3arg.
2008-04-17 Alan Modra <amodra@bigpond.net.au>
PR target/35907
* config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
regs before frame pop when needed. If use_backchain_to_restore_sp
then load backchain into a temp reg to restore vr and vrsave. Add
code to restore vr after frame pop if possible.
2008-04-17 Richard Guenther <rguenther@suse.de>
* tree-vn.c (expressions_equal_p): Do not check type
equality or compatibility before calling operand_equal_p.
* fold-const.c (operand_equal_p): Check equivalence of
integer constants before bailing out due to signedness or
precision differences.
* tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
spurious differences in type qualification. Ignore types
for COMPONENT_REFs at all.
2008-04-17 Christian Bruel <christian.bruel@st.com>
* config/sh/sh.c (expand_cbranchdi4): Use original operands for
msw_skip comparison.
2008-04-16 Jakub Jelinek <jakub@redhat.com>
PR c/35739
* tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
reg type.
PR tree-optimization/35899
* tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
rather than TREE_OPERAND.
2008-04-16 Uros Bizjak <ubizjak@gmail.com>
PR target/35944
* config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
temporary registers. Change operand predicate to general_operand.
(remainderxf3): Ditto.
2008-04-16 Richard Guenther <rguenther@suse.de>
* Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
* tree-affine.c (aff_combination_expand): Look through some
conversions.
2008-04-15 Doug Kwan <dougkwan@google.com>
* dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
for hex printing.
* tree-pretty-print.c (dump_generic_node): Ditto.
* final.c (output_addr_const): Ditto.
* dwarf2out.c (output_cfi): Ditto.
* c-pretty-print.c (pp_c_integer_constant): Ditto.
* print-rtl.c (print_rtx): Ditto.
* print-tree.c (print_node_brief, print_node): Ditto.
* c-common.c (match_case_to_enum_1): Ditto.
* sched-vis.c (print_value): Ditto.
* config/i386/i386.c (print_operand): Cast to long unsigned int
for hex printing.
2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
* libgcc2.c [L_trampoline]: Remove unnecessary prototype for
MS Windows VirtualProtect function.
2008-04-15 Jan Hubicka <jh@suse.cz>
* gengtype.c (write_root): Param_is argument is OK.
* expr.c (expand_expr_real_1): Update call of get_exception_*.
* function.h: Include varray.h
(rtl_eh): New stucture based on except.c one.
(call_site_record): New forward declaration and vector type.
* calls.c (emit_call_1): Do not call
note_current_region_may_contain_throw.
* except.c (eh_status): Remove cur_region, try_region since they are
unused.
Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
sjlj_fc, sjlj_exit_after to rth_eh in function.h.
Remove call_site_data_used, call_site_data_size.
Turn call_site_record into vector in function.h.
(note_current_region_may_contain_throw): Remove.
(get_exception_pointer, get_exception_filter): Do not take struct
function argument; update.
(add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
add_ttypes_entry, add_ehspec_entry, assign_filter_values,
build_post_landing_pads, dw2_build_landing_pads,
sjlj_assign_call_site_values, sjlj_mark_call_sites,
sjlj_emit_function_enter, sjlj_emit_function_enter,
sjlj_emit_function_exit, sjlj_emit_dispatch_table,
sjlj_build_landing_pads, finish_eh_generation,
remove_exception_handler_label, remove_eh_handler,
maybe_remove_eh_handler, add_reachable_handler,
reachable_handlers, expand_builtin_eh_return, expand_eh_return,
add_action_record, collect_one_action_chain, add_call_site,
convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
sjlj_output_call_site_table, output_function_exception_table,
* except.h (note_current_region_may_contain_throw): Remove
(get_exception_pointer, get_exception_filter): Do not take struct
function argument.
* Makefile.in (GTFILES): Put varargs before struct function.
2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
* tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
punt for STRING_CST.
(get_constraint_for): Deal with STRING_CST here instead.
2008-04-15 Richard Guenther <rguenther@suse.de>
* tree-ssa-propagate.c (substitute_and_fold): Substitute
statements in a basic-block with a backward walk. Do not
substitute into dead statements but instead remove those.
2008-04-15 Richard Guenther <rguenther@suse.de>
* params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
to zero, thus disable creation of SFTs.
2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
* tree-predcom.c (suitable_reference_p): Return false if the
reference can throw.
2008-04-15 Jakub Jelinek <jakub@redhat.com>
PR c/35751
* c-decl.c (finish_decl): If extern or static var has variable
size, set TREE_TYPE (decl) to error_mark_node.
2008-04-15 Rafael EspÃndola <espindola@google.com>
* fold-const.c (tree_call_nonnegative_warnv_p): Remove local
variable arg1.
2008-04-15 Richard Guenther <rguenther@suse.de>
* tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
* tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
(visit_reference_op_load): Do walk vuse-vdef chains on
vn_reference_lookup.
(visit_reference_op_store): But do not here.
* tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
vn_reference_lookup.
(vn_lookup_with_vuses): But do so here.
2008-04-14 Ian Lance Taylor <iant@google.com>
* fold-const.c (fold_overflow_warning): Remove assertion.
2008-04-15 Ben Elliston <bje@au.ibm.com>
* config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
temp1 local variables.
2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
PR target/35661
* config/i386/winnt.c (i386_pe_section_type_flags): Mark
".text.unlikely" section as executable.
2008-04-14 James E. Wilson <wilson@tuliptree.org>
* config/ia64/ia64.c (rtx_needs_barrier): Handle
UNSPEC_FR_SQRT_RECIP_APPROX_RES.
* config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
(divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
2008-04-14 Ian Lance Taylor <iant@google.com>
* flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
* fold-const.c (fold_comparison): If appropriate, test
POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
(fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
reassociating a pointer type.
* doc/invoke.texi (Optimize Options): Document that
-fstrict-overflow applies to pointer wraparound.
2008-04-13 Jan Hubicka <jh@suse.cz>
* m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
2008-04-12 Andrew Pinski <pinskia@gmail.com>
* config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
we are going to "save the world".
2008-04-13 Hans-Peter Nilsson <hp@axis.com>
* config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
operand 0 constraint, not "=".
2008-04-11 James E. Wilson <wilson@tuliptree.org>
* system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
* dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
of size of positions_needed * CHAR_BIT.
2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
PR middle-end/35897
* dse.c (store_info): Change positions_needed to unsigned
HOST_WIDE_INT.
(lowpart_bitmask): New.
(record_store): Cast to unsigned HOST_WIDE_INT for
positions_needed. Assert width <= size of positions_needed *
CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
(check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
lowpart_bitmask to set mask.
2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
* config/bfin/constraints.md: New file.
* config/bfin/bfin.md: Include it.
(adddi3): Use satisfies_constraint functions instead of the old macros.
* config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
EXTRA_CONSTRAINT): Delete.
* config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
reg_or_neg7bit_operand): Use satisfies_constraint functions instead
of the old macros.
* config/bfin/bfin.c: Include "tm-constrs.h".
(bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
Use satisfies_constraint functions instead of the old macros.
* doc/md.texi (Blackfin Constraints): Update file name reference.
2008-04-11 Richard Guenther <rguenther@suse.de>
PR tree-optimization/35869
* tree-vrp.c (execute_vrp): Move switch statement update after
jump threading. Schedule another cfg cleanup run.
2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
PR c/35744
* attribs.c (decl_attributes): Return early on errorneous node.
2008-04-10 Oleg Ryjkov <olegr@google.com>
* tree.h (struct tree_base): Added a new flag default_def_flag.
(SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
* config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
PR target/35768
* pa.md: Define mode iterator P. Define mode attribute dwc.
(dcacheflush): Update pattern to use iterator P and attribute dwc.
(icacheflush): Likewise.
* pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
!TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
2008-04-11 Ben Elliston <bje@au.ibm.com>
* config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
2008-04-10 Rafael EspÃndola <espindola@google.com>
* tree-vrp.c (extract_range_from_binary_expr): Don't handle
TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
(extract_range_from_expr): The same.
2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
* config/mips/mips.md (GPR2): New mode iterator.
(seq): Add comment.
(*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
*sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
*slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
Rewrite these to take two modes, the mode of comparison and the
mode of the destination.
* config/mips/mips.c (mips_expand_scc): Instead of having
paradoxical subreg as destination, expand "narrowing" scc if mode
of comparison is SI and target is requested in DI mode.
(mips_emit_int_order_test): Update comment. Make mode of
comparison match CMP0 rather than TARGET. When creating inverse
target use mode of TARGET.
2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
* gcov-dump.c (tag_summary): Only print summaries for the first
GCOV_COUNTERS_SUMMABLE counters.
2008-04-10 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (absneg): New code iterator.
(absnegprefix): New code attribute.
(<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
patterns using absneg code iterator.
(<code>tf2): Macroize expander from abstf2 and negtf2 patterns
using absneg code iterator.
(*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
*neg<mode>2 patterns using absneg code iterator.
(*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
*negextendsfdf2 patterns using absneg code iterator.
(*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
*negextendsfxf2 patterns using absneg code iterator.
(*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
*negextendsfdf2 patterns using absneg code iterator.
* config/i386/sse.md (<code><mode>2): Macroize expander from
abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
* config/s390/s390.h: Remove the remains of the recent search
& replace action of current_function_outgoing_args_size.
2008-04-10 Ira Rosen <irar@il.ibm.com>
PR tree-optimization/35821
* tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
NEW_STMT_LIST is not NULL.
2008-04-09 David Edelsohn <edelsohn@gnu.org>
PR libstdc++/35597
* toplev.c (process_options): Remove -ffunction-sections debugging
warning.
2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
PR middle-end/PR28690
* explow.c (break_out_memory_refs): Use simplify_gen_binary rather
than gen_rtx_fmt_ee to perform more canonicalizations.
2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
PR driver/35665
* collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
2008-04-09 Richard Guenther <rguenther@suse.de>
* tree-cfg.c (verify_stmt): Print complete bogus stmt.
(dump_function_to_file): Dump function arguments with types.
2008-04-08 Richard Guenther <rguenther@suse.de>
* fold-const.c (fold_widened_comparison): Do not allow
sign-changes that change the result.
2008-04-08 Janis Johnson <janis187@us.ibm.com>
PR target/35839
* config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
kinds of indirect references.
2008-04-08 David Edelsohn <edelsohn@gnu.org>
* config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
GNU Fortran language string.
2008-04-08 Rafael EspÃndola <espindola@google.com>
* fold-canst.c (tree_call_nonnegative_warnv_p): New.
(tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
* tree.h (tree_call_nonnegative_warnv_p): New.
2008-04-08 Jan Hubicka <jh@suse.cz>
* function.c (free_after_compilation): Clear out regno_reg_rtx
pointer.
2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
Revert
2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
PR middle-end/PR28690
* rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
same precedence as REG_POINTER and MEM_POINTER operands.
2008-04-08 Richard Guenther <rguenther@suse.de>
PR middle-end/35834
* tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
for adding index to base.
2008-04-08 Kai Tietz <kai.tietz@onevision.com>
* config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
(MINGW_ENABLE_EXECUTE_STACK): New.
(IN_LIBGCC2): For libgcc include windows.h file for
function declarations.
2008-04-08 Hans-Peter Nilsson <hp@axis.com>
* config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
and tem2 if tem1 is not a REG or MULT.
2008-04-08 Jan Hubicka <jh@suse.cz>
* function.h (incomming_args): Break out of struct function.
(function_subsections): Break out of struct function.
(rtl_data): Add args, subsections fields. Break out outgoing_args_size,
return_rtx and hard_reg_initial_vals from struct function.
Kill inl_max_label_num.
(current_function_pops_args, current_function_args_info,
current_function_args_size, current_function_args_size,
current_function_pretend_args_size,
current_function_outgoing_args_size,
current_function_internal_arg_pointer, current_function_return_rtx):
Kill compatibility accestor macros.
* builtins.c (expand_builtin_apply_args_1): Update.
(expand_builtin_next_arg): Update.
* df-scan.c (df_get_call_refs): Update.
* dbxout.c (dbxout_function_end): Update.
* dwarf2out.c (dwarf2out_switch_text_section): Update.
(output_line_info): Update.
(secname_for_decl): Update.
(dwarf2out_var_location): Update.
* function.c (free_after_compilation): Update.
(assign_parm_find_stack_rtl): Update.
(assign_parms): Update.
(expand_dummy_function_end): Update.
(expand_function_end): Update.
* calls.c (mem_overlaps_already_clobbered_arg_p): Update.
(expand_call): Update.
(emit_library_call_value_1): Update.
(store_one_arg): Update.
* varasm.c (initialize_cold_section_name): Update.
(unlikely_text_section): Update.
(unlikely_text_section_p): Update.
(assemble_start_function): Update.
(assemble_end_function): Update.
(default_section_type_flags): Update.
(switch_to_section): Update.
* integrate.c (set_decl_abstract_flags): Update.
(get_hard_reg_initial_val): Update.
(has_hard_reg_initial_val): Update.
(allocate_initial_values): Update.
* resource.c (init_resource_info): Update.
* config/alpha/alpha.c (NUM_ARGS): Update.
(direct_return): Update.
(alpha_va_start): Update.
(alpha_sa_size): Update.
(alpha_initial_elimination_offset): Update.
(alpha_expand_prologue): Update.
(alpha_start_function): Update.
(alpha_expand_epilogue): Update.
(unicosmk_initial_elimination_offset):
* config/alpha/alpha.md (call expander): Update.
* config/s390/s390.c (s390_register_info): Update.
(s390_register_info): Update.
(s390_frame_info): Update.
(s390_initial_elimination_offset): Update.
(s390_build_builtin_va_list): Update.
(s390_va_start): Update.
* config/spu/spu.c (direct_return): Update.
(spu_expand_prologue): Update.
(spu_initial_elimination_offset): Update.
(spu_build_builtin_va_list): Update.
(spu_va_start): Update.
* config/sparc/sparc.c (sparc_init_modes): Update.
(sparc_compute_frame_size): Update.
(function_value): Update.
* config/m32r/m32r.c (m32r_compute_frame_size): Update.
* config/i386/i386.md (return expander): Update.
* config/i386/i386.c (ix86_va_start): Update.
(ix86_can_use_return_insn_p): Update.
(ix86_compute_frame_layout): Update.
(ix86_expand_epilogue): Update.
* config/sh/sh.c (output_stack_adjust): Update.
(calc_live_regs): Update.
(sh_expand_prologue): Update.
(sh_builtin_saveregs): Update.
(sh_va_start): Update.
(initial_elimination_offset): Update.
(sh_allocate_initial_value): Update.
(sh_function_ok_for_sibcall): Update.
(sh_get_pr_initial_val): Update.
* config/sh/sh.md (return expander): Update.
* config/avr/avr.c (frame_pointer_required_p): UPdate.
* config/crx/crx.c (crx_compute_frame): UPdate.
(crx_initial_elimination_offset): UPdate.
* config/xtensa/xtensa.c (compute_frame_size): Update
(xtensa_builtin_saveregs): Update.
(xtensa_va_start): Update.
(order_regs_for_local_alloc): Update.
* config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
(xstormy16_expand_builtin_va_start): Update.
* config/fr30/fr30.c (fr30_compute_frame_size): Update.
* config/m68hc11/m68hc11.md (return expanders): Update.
* config/m68hc11/m68hc11.c (expand_prologue): Update.
(expand_epilogue): Update.
* config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
(cris_simple_epilogue): Update.
(cris_expand_prologue): Update.
(cris_expand_epilogue): Update.
* config/iq2000/iq2000.c (iq2000_va_start): Update.
(compute_frame_size): Update.
* config/mt/mt.c (mt_compute_frame_size): Update.
* config/mn10300/mn10300.c (expand_prologue): Update.
(expand_epilogue): Update.
(initial_offset): Update.
(mn10300_builtin_saveregs):
* config/mn10300/mn10300.md (return expander): Update.
* config/ia64/ia64.c (ia64_compute_frame_size): Update.
(ia64_initial_elimination_offset): Update.
(ia64_initial_elimination_offset): Update.
(ia64_expand_prologue): Update.
* config/m68k/m68k.md (return expander): Update.
* config/rs6000/rs6000.c (rs6000_va_start): Update.
(rs6000_stack_info): Update.
* config/mcore/mcore.c (layout_mcore_frame): Update.
(mcore_expand_prolog): Update.
* config/arc/arc.c (arc_compute_frame_size): Update.
* config/score/score3.c (score3_compute_frame_size): Update.
* config/score/score7.c (score7_compute_frame_size): Update.
* config/arm/arm.c (use_return_insn): Update.
(thumb_find_work_register): Update.
(arm_compute_save_reg_mask): Update.
(arm_output_function_prologue): Update.
(arm_output_epilogue): Update.
(arm_size_return_regs): Update.
(arm_get_frame_offsets): Update.
(arm_expand_prologue): Update.
(thumb_exit): Update.
(thumb_unexpanded_epilogue): Update.
(thumb1_output_function_prologue): Update.
* config/pa/pa.md (return expander): Update.
* config/pa/pa.c (compute_frame_size): Update.
(hppa_builtin_saveregs): Update.
* config/mips/mips.c (mips_va_start): Update.
(mips16_build_function_stub): Update.
(mips_compute_frame_info): Update.
(mips_restore_gp): Update.
(mips_output_function_prologue): Update.
(mips_expand_prologue): Update.
* config/v850/v850.c (compute_frame_size): Update.
(expand_prologue): * config/mmix/mmix.c (along): update.
(mmix_initial_elimination_offset): update.
(mmix_reorg): update.
(mmix_use_simple_return): update.
(mmix_expand_prologue): update.
(mmix_expand_epilogue): Update.
* config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
(emit_link_insn): Update.
2008-04-08 Anatoly Sokolov <aesok@post.ru>
* config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
__AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
instructions.
* config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
atmega103 device.
2008-04-07 Jan Hubicka <jh@suse.cz>
* function.h (rtl): Rename to x_rtl.
(crtl): New define.
(return_label, naked_return_label, stack_slot_list, parm_birth_insn,
frame_offset, stack_check_probe_note, arg_pointer_save_area,
used_temp_slots avail_temp_slots, temp_slot_level,
nonlocal_goto_handler_labels): Update accesstors.
(rtl): New global variable.
(struct function): Move some fileds to rtl_data.
(get_arg_pointer_save_area): Update prototype.
* builtins.c (expand_builtin_setjmp_receiver): Update call of
get_arg_pointer_save_area.
* expr.c (init_expr): Update
* function.c (get_frame_size): Update
(assign_stack_local): Update
(expand_function_end): Update.
(get_art_pointer_save_area): Update
* function.h
* emit-rtl.c (rtl): Declare.
(regno_reg_rtx): Declare.
(first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
Update.
(gen_reg_rtx): Update.
* varasm.c (n_deferred_constatns): Update accestor.
(init_varasm_status): Do not allocate varasm_status.
(force_const_mem, get_pool_size, output_constant_pool): Update.
* stmt.c (force_label_rtx): Do not use x_ prefixes.
(expand_nl_goto_receiver): Update get_arg_pointer_save_area.
* m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
* sparc/sparc.h (INIT_EXPANDERS): Update.
* ia64/ia64.h (INIT_EXPANDERS): Update.
2008-04-07 James E. Wilson <wilson@tuliptree.org>
* reload.c (push_secondary_reload): Add missing break to for loop.
2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
PR middle-end/PR28690
* rtlanal.c: Update copyright years.
(commutative_operand_precedence): Give SYMBOL_REF's the same precedence
as REG_POINTER and MEM_POINTER operands.
* emit-rtl.c (gen_reg_rtx_and_attrs): New function.
(set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
* rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
* gcse.c: Update copyright years.
(pre_delete): Call gen_reg_rtx_and_attrs.
(hoist_code): Likewise.
(build_store_vectors): Likewise.
(delete_store): Likewise.
* loop-invariant.c (move_invariant_reg): Likewise.
Update copyright years.
2008-04-07 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
control string instead of quoted.
2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
* doc/rtl.texi: Rewrite of subreg section.
2008-04-07 Kai Tietz <kai.tietz@onevision.com>
PR/35842
* config/i386/i386.c (legitimize_pic_address): Add treating
of dllimport SYM_REF's.
(legitimize_dllimport_symbol): Add prototype.
2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
* fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
reference in constructor with non self-referential type.
2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
Removal of Return with Depressed Stack Pointer support
* tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
(ECF_SP_DEPRESSED): Likewise.
(ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
* calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
(flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
(expand_call): Do not test ECF_SP_DEPRESSED.
* dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
* function.c (keep_stack_depressed): Delete.
(handle_epilogue_set): Likewise.
(update_epilogue_consts): Likewise.
(emit_equiv_load): Likewise.
(thread_prologue_and_epilogue_insns): Remove support for Return with
Depressed Stack Pointer.
* print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
2008-04-06 Richard Guenther <rguenther@suse.de>
PR tree-optimization/35400
* tree-vrp.c (vrp_evaluate_conditional): Only query value-range
information from SSA_NAMEs.
2008-04-06 Anatoly Sokolov <aesok@post.ru>
* config/avr/avr.h (avr_mega_p): Remove declaration.
(AVR_MEGA): Remove macro.
* config/avr/avr.c (avr_mega_p): Remove variable.
(avr_override_options): Remove inicializion of avr_mega_p.
Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
(print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
(avr_jump_mode): (Ditto.).
(avr_output_progmem_section_asm_op): (Ditto.).
(avr_asm_init_sections): (Ditto.).
(avr_asm_init_sections): (Ditto.).
(avr_rtx_costs): (Ditto.).
* config/avr/avr.md: (Ditto.).
* config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
'__AVR_MEGA__'.
2008-04-06 Richard Guenther <rguenther@suse.de>
PR tree-optimization/35842
* tree-ssa-address.c (fixed_address_object_p): Adjust to match
is_gimple_invariant_address.
2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
* gcc.c (default_compilers): Sync Fortran extensions list with
that in fortran/lang-specs.h.
* doc/invoke.texi: Likewise.
* dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
* dwarf2out.c (gen_compile_unit_die): Likewise.
2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
* gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
2008-04-05 Uros Bizjak <ubizjak@gmail.com>
PR target/12329
* config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
attribute is used for nested functions.
2008-04-05 Jan Hubicka <jh@suse.cz>
* emit-rtl.c (init_emit): xcalloc regno_pointer_align.
* tree-dump.c (dump_enable_all): Remove prototype; do not accept
letter argument.
(dump_files): Update.
(enable_rtl_dump_file): Do not accept letter argument.
* tree-pass.h (dump_file_info): Remove letter argument.
* toplev.c (decode_d_option): Update -da handling.
* toplev.h (enable_rtl_dump_file): Update prototype.
* passes.c (register_one_dump_file): Do not accept IPA argument; work
it out based on pass type.
(register_dump_files_1): Likewise.
(init_optimization_passes): Update register_one_dump_file calls.
(execute_one_pass): Sanity check that IPA passes are called at IPA
level and RTL passes at RTL level.
(execute_pass_list): IPA pass can not be after or subpass of
GIMPLE/RTL pass.
(execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
disallov RTL subpasses of IPA subpasses.
2008-04-05 Ben Elliston <bje@au.ibm.com>
* tree-cfg.c (need_fake_edge_p): Return false for calls to
builtins that return exactly once and do not throw. Cache call to
call_expr_flags.
2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
PR rtl-optimization/34916
PR middle-end/35519
* combine.c (create_log_links): Do not create duplicate LOG_LINKS
between instruction pairs.
2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
* doc/invoke.texi: Document -mbitops for SH.
* config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
* config/sh/predicates.md (bitwise_memory_operand): New predicate.
* config/sh/sh.c (print_operand): Add %t operand code.
* config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
* config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
(extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
(extendqihi2): Likewise.
(movqi_i): Likewise.
(insv): Use bset, bclr and bst instructions for SH2A if possible.
(extv): Use bld instruction for SH2A if possible.
(extzv): Likewise.
(bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
(bset.b, bclr.b): Define peepholes.
* config/sh/sh.opt (mbitops): New option.
2008-04-04 Janis Johnson <janis187@us.ibm.com>
PR target/35620
* config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
and view convert expression.
2008-04-04 Jakub Jelinek <jakub@redhat.com>
PR target/35364
* tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
* config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
* config/i386/cpuid.h (bit_AES): New.
(bit_PCLMUL): Likewise.
* config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
(override_options): Handle PTA_AES and PTA_PCLMUL. Enable
SSE2 if AES or PCLMUL is enabled.
(ix86_builtins): Add IX86_BUILTIN_AESENC128,
IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
(bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
(bdesc_2arg): Add IX86_BUILTIN_AESENC128,
IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
(bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
(ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
__builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
__builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
__builtin_ia32_aeskeygenassist128 and
__builtin_ia32_pclmulqdq128.
* config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
(ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
* config/i386/i386.h (TARGET_AES): New.
(TARGET_PCLMUL): Likewise.
(TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
* config/i386/i386.md (UNSPEC_AESENC): New.
(UNSPEC_AESENCLAST): Likewise.
(UNSPEC_AESDEC): Likewise.
(UNSPEC_AESDECLAST): Likewise.
(UNSPEC_AESIMC): Likewise.
(UNSPEC_AESKEYGENASSIST): Likewise.
(UNSPEC_PCLMUL): Likewise.
* config/i386/i386.opt (maes): New.
(mpclmul): Likewise.
* config/i386/sse.md (aesenc): New pattern.
(aesenclast): Likewise.
(aesdec): Likewise.
(aesdeclast): Likewise.
(aesimc): Likewise.
(aeskeygenassist): Likewise.
(pclmulqdq): Likewise.
* config/i386/wmmintrin.h: New.
* doc/extend.texi: Document AES and PCLMUL built-in function.
* doc/invoke.texi: Document -maes and -mpclmul.
2008-04-04 Paolo Bonzini <bonzini@gnu.org>
* function.c (free_after_parsing): Replace with
cxx_push_function_context from C++ front-end.
(allocate_struct_function): Don't call langhook.
* langhooks.h (struct lang_hooks_for_functions): Delete.
(struct lang_hooks): Add back missing_noreturn_ok_p here, delete
member "function".
* langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
(LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
(LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
remove LANG_HOOKS_FUNCTION_INITIALIZER.
* tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
* c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
2008-04-04 Jakub Jelinek <jakub@redhat.com>
PR c/35440
* c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
for all types.
2008-04-04 Richard Guenther <rguenther@suse.de>
PR middle-end/35823
* fold-const.c (optimize_minmax_comparison): Use the correct
type for the constant in the simplified comparison.
2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
* config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
Pass L2 size as "--param l2-cache-size" to the compiler.
(decode_l2_cache): New function to decode L2 cache parameters using
0x8000006 extended cpuid function.
(detect_caches_amd): Determine parameters of L2 cache using
decode_l2_caches function.
(decode_caches_intel): Decode L2 cache parameters.
(detect_caches_intel): Determine L2 cache parameters using
decode_caches_intel and decode_l2_caches functions.
2008-04-03 Bob Wilson <bob.wilson@acm.org>
* config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
secondary input reload for subword loads from the constant pool.
2008-04-03 Janis Johnson <janis187@us.ibm.com>
PR target/35713
* config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
constants of the appropriate size for runtime calculations.
PR c/35712
* dfp.c (decimal_from_decnumber): Retain trailing zeroes for
decimal-float literal constant zero.
2008-04-03 Jakub Jelinek <jakub@redhat.com>
PR c/35738
* c-parser.c (c_parser_omp_atomic): Call
default_function_array_conversion on the RHS.
PR middle-end/35818
* omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
call is_variable_sized if decl has incomplete type.
2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/i386-protos.h (ix86_aligned_p): Removed.
2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
* config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
iterators.
(u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
(sgt<u>): Merge sgt and sgtu into new expander.
(sgt, sgtu): Remove expanders.
(*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
(*sgt_<mode>, *sgtu_<mode>): Remove patterns.
(*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
*sgtu_<mode>_mips16 into new pattern.
(*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
(sge<u>): Merge sge and sgeu into new expander.
(sge, sgeu): Remove expanders.
(*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
new pattern.
(*sge_<mode>, second *sge_<mode>): Remove patterns.
(slt<u>): Merge slt and sltu into new expander.
(slt, sltu): Remove expanders.
(*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
(*slt_<mode>, *sltu_<mode>): Remove patterns.
(*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
*sltu_<mode>_mips16 into new pattern.
(*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
(sle<u>): Merge sle and sleu into new expander.
(sle, sleu): Remove expanders.
(*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
(*sle_<mode>, *sleu_<mode>): Remove patterns.
(*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
*sleu_<mode>_mips16 into new pattern.
(*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
2008-04-03 Jan Hubicka <jh@suse.cz>
PR tree-optimization/35795
* alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
* sparc/sparc.c (sparc_output_mi_thunk): Likewise.
* ia64/ia64.c (ia64_output_mi_thunk): Likewise.
* m68k/m68k.c (m68k_output_mi_thunk): Likewise.
* score/score3.c (score3_output_mi_thunk): Likewise.
* score/score7.c (score7_output_mi_thunk): Likewise.
* mips/mips.c (mips_output_mi_thunk): Likewise.
2008-04-03 Richard Guenther <rguenther@suse.de>
* tree-vrp.c (extract_range_from_unary_expr): Handle all
conversions. Simplify code.
2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
* config/sh/sh.c (sh_output_mi_thunk): Free cfun.
2008-04-03 Tom Tromey <tromey@redhat.com>
Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
* config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
* config/bfin/t-bfin-linux (generated_files): Add
linux-sysroot-suffix.h.
* doc/install.texi (Prerequisites): Require make 3.80.
* doc/sourcebuild.texi (Front End Directory): Document new
variable.
* Makefile.in (generated_files): New variable.
(ALL_HOST_OBJS): New variable.
($(ALL_HOST_OBJS)): New target.
2008-04-03 Paolo Bonzini <bonzini@gnu.org>
* tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
(remap_block): Call id->transform_lang_insert_block instead
of langhook.
(optimize_inline_calls, unsave_expr_now, tree_function_versioning):
Set id.transform_lang_insert_block to NULL.
(clone_body): Move to cp/optimize.c
* tree-inline.h (struct copy_body_data): Change
transform_lang_insert_block to function pointer.
(copy_generic_body, copy_decl_no_change): Export.
* langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
* langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
(LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
* c-tree.h (insert_block): Kill.
* c-decl.c (insert_block): Kill.
2008-04-03 Paolo Bonzini <bonzini@gnu.org>
* c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
* c-tree.h (c_push_function_context, c_pop_function_context): Remove
argument.
* c-decl.c (c_push_function_context, c_pop_function_context): Remove
argument, call {push,pop}_function_context from here.
* c-parser.c: Use c_{push,pop}_function_context.
* function.c (push_function_context_to): Move meat ...
(push_function_context): ... here. Simplify.
* function.c (pop_function_context_from): Move meat ...
(pop_function_context): ... here. Simplify.
* langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
leave_nested).
* langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
(LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
* tree.h (push_function_context_to, pop_function_context_from): Remove.
2008-04-03 Ben Elliston <bje@au.ibm.com>
* expmed.c (extract_force_align_mem_bit_field): Remove.
2008-04-03 Richard Guenther <rguenther@suse.de>
PR middle-end/35800
* expr.h (try_casesi): Adjust prototype.
* expr.c (try_casesi): Take fallback label as extra parameter.
Use that for gen_casesi if default_label is NULL.
* stmt.c (expand_case): Pass fallback label to try_casesi,
make sure to fill gaps with a fallback label if default_label
is not present.
2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
PR target/35801
* config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
2008-04-03 Ben Elliston <bje@au.ibm.com>
* expmed.c (extract_split_bit_field): Remove if (0) code.
* tree-ssa-structalias.c (do_sd_constraint): Likewise.
(do_ds_constraint): Likewise.
2008-04-02 Joseph Myers <joseph@codesourcery.com>
* doc/cppopts.texi (-dU): Document.
* c-common.h (flag_dump_macros): Update comment.
* c-opts.c (handle_OPT_d): Handle -dU.
* c-ppoutput.c (macro_queue, define_queue, undef_queue,
dump_queued_macros, cb_used_define, cb_used_undef): New.
(init_pp_output): Handle -dU.
(cb_line_change): Call dump_queued_macros.
* toplev.c (decode_d_option): Accept -dU as preprocessor option.
2008-04-02 Anatoly Sokolov <aesok@post.ru>
* config/avr/predicates.md (io_address_operand): New predicate.
* config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
* config/avr/avr.c (avr_io_address_p): Remove function.
(out_movqi_r_mr): Use 'io_address_operand' predicate instead of
'avr_io_address_p' function.
(out_movhi_r_mr): (Ditto.).
(out_movqi_mr_r): (Ditto.).
(out_movhi_mr_r): (Ditto.).
(avr_address_cost): (Ditto.).
2008-04-02 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
in 32bit mode when XMM registers are available to avoid store
forwarding stalls.
(floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
corresponding post-reload splitters.
2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
__builtin_ia32_roundss.
(ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
__builtin_ia32_shufpd, __builtin_ia32_roundsd and
__builtin_ia32_roundss.
(ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
IX86_BUILTIN_SHUFPD here.
2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/i386.md (plogic): New.
(plogicprefix): Likewise.
* config/i386/mmx.md (mmx_<code><mode>3): New.
(mmx_and<mode>3): Removed.
(mmx_ior<mode>3): Likewise.
(mmx_xor<mode>3): Likewise.
* config/i386/sse.md (<code><mode>3): New.
(*<code><mode>3): Likewise.
(*<code><mode>3): Likewise.
(<code><mode>3): Likewise.
(*sse_<code><mode>3): Likewise.
(*sse2_<code><mode>3): Likewise.
(<code>tf3): Likewise.
(*<code>tf3): Likewise.
(and<mode>3): Likewise.
(*and<mode>3): Likewise.
(ior<mode>3): Removed.
(*ior<mode>3): Likewise.
(xor<mode>3): Likewise.
(*xor<mode>3): Likewise.
(*and<mode>3): Likewise.
(*ior<mode>3): Likewise.
(*xor<mode>3): Likewise.
(and<mode>3): Likewise.
(*sse_and<mode>3): Likewise.
(*sse2_and<mode>3): Likewise.
(andtf3): Likewise.
(*andtf3): Likewise.
(ior<mode>3): Likewise.
(*sse_ior<mode>3): Likewise.
(*sse2_ior<mode>3): Likewise.
(iortf3): Likewise.
(*iortf3): Likewise.
(xor<mode>3): Likewise.
(*sse_xor<mode>3): Likewise.
(*sse2_xor<mode>3): Likewise.
(xortf3): Likewise.
(*xortf3): Likewise.
2008-04-02 Richard Guenther <rguenther@suse.de>
PR tree-optimization/14495
PR tree-optimization/34793
* tree-vrp.c (struct switch_update): New structure.
(to_remove_edges, to_update_switch_stmts): New VECs.
(simplify_switch_using_ranges): New function. Remove not taken
case labels and edges.
(simplify_stmt_using_ranges): Call it.
(identify_jump_threads): Mark edges we have queued for removal
so we don't thread them.
(execute_vrp): Remove edges queued for removal, update SWITCH_STMT
case label vector.
* tree-cfg.c (group_case_labels): Deal with missing default label.
(tree_verify_flow_info): Allow missing default label.
* stmt.c (emit_case_bit_tests): Deal with NULL default_label.
(emit_case_nodes): Likewise.
(expand_case): Do not rely on the default label to be present.
* expr.c (try_casesi): Deal with NULL default_label.
(do_tablejump): Likewise.
2008-04-02 Richard Guenther <rguenther@suse.de>
PR tree-optimization/14495
* tree-vrp.c (vrp_visit_cond_stmt): Do not handle
SWITCH_EXPR here ...
(vrp_visit_switch_stmt): ... but here (new function).
(find_case_label_index): New helper function.
(vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
2008-04-02 Paolo Bonzini <bonzini@gnu.org>
* fwprop.c: Fix ISO-C99ism.
2008-04-02 Paolo Bonzini <bonzini@gnu.org>
PR bootstrap/35752
* Makefile.in (objdir): Set it here.
* configure.ac: Not here. Find dynamic linker characteristics.
* exec-tool.in: Use them.
* aclocal.m4: Regenerate.
* configure: Regenerate.
2008-04-02 Paolo Bonzini <bonzini@gnu.org>
* expr.c (expand_var): Delete it.
* expr.h (expand_var): Delete prototype.
* function.c (expand_function_start): Use expand_decl instead.
* cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
langhook.
2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
PR rtl-optimization/35542
* fwprop.c (forward_propagate_and_simplify): Replace
loc_reg_mentioned_in_p with reg_mentioned_p.
2008-04-02 Paolo Bonzini <bonzini@gnu.org>
PR rtl-optimization/35281
* fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
(propagate_rtx_1): Handle PR_HANDLE_MEM.
(propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
(varying_mem_p): Move above propagate_rtx.
(all_uses_available_at): Do not check MEMs.
2008-04-02 Rafael EspÃndola <espindola@google.com>
* tree-vrp.c (extract_code_and_val_from_cond): Remove.
(register_edge_assert_for_2): Split the cond argument.
(register_edge_assert_for_1): Adjust for the change in
register_edge_assert_for_2.
(register_edge_assert_for): Split the cond argument.
(find_switch_asserts): Adjust for the change in
register_edge_assert_for.
2008-04-02 Kai Tietz <kai.tietz@onevision.com>
* config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
* config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
offsets for 64-bit mingw.
* config/i386/i386.c (ix86_pass_by_reference): Correct calling
abi for x86_64-pc-mingw.
2008-04-02 Richard Guenther <rguenther@suse.de>
* tree-vrp.c (extract_range_from_assert): Make sure to not
produce range min/max with TREE_OVERFOW set.
If merging a anti-range and a range keep the anti-range if
the range covers all values of the type.
(register_edge_assert_for_2): Only allow sign-changing
conversions in detecting canonical range checks. Also
register an assert for the unsigned name if useful.
PR tree-optimization/35787
* tree-vrp.c (vrp_val_max): New function.
(vrp_val_min): Likewise.
(vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
(vrp_val_is_min): Likewise.
(supports_overflow_infinity): Use vrp_val_{min,max}.
(negative_overflow_infinity): Likewise.
(positive_overflow_infinity): Likewise.
(is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
(is_positive_overflow_infinity): Likewise.
(is_overflow_infinity): Likewise.
(avoid_overflow_infinity): Use vrp_val_{min,max} and
vrp_val_is_{min,max}.
(set_and_canonicalize_value_range): Canonicalize anti-ranges
to ranges if possible. Avoid empty ranges.
2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
PR middle-end/35705
* fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
the expression is a function address.
2008-04-01 George Helffrich <george@gcc.gnu.org>
PR fortran/35154, fortran/23057
* dbxout.c: Emit .stabs debug info for Fortran COMMON block
variables as base symbol name + offset using N_BCOMM/N_ECOMM.
(is_fortran, dbxout_common_name, dbxout_common_check): New functions.
(dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
in common.
(dbxout_syms): Check for COMMON-based symbol and wrap in
N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
in bracket for efficiency.
* dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
using DW_TAG_common_block + member offset.
(add_pubname_string): New function.
(dw_expand_expr): New function to find block name and offset for
COMMON var.
(common_check): New function to check whether symbol in Fortran COMMON.
(gen_variable_die): If COMMON, use DW_TAG_common_block.
2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
PR c/35436
* c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
2008-04-02 Ben Elliston <bje@au.ibm.com>
* config/v850/v850.md (casesi): Remove if (0) code.
* config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
* config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
2008-04-01 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (rex64suffix): New mode attribute.
(floathi<mode>2): Disable expander for SSE math.
(*floathi<mode>2_1): New insn insn_and_split pattern.
(*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
corresponding post-reload splitters.
(*floathi<mode>2_i387): New macroized insn pattern.
(float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
(*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
insn_and_split pattern.
(*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
New macroized instruction patterns and corresponding post-reload
splitters.
(*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
and corresponding post-reload splitters.
(*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
New macroized instruction patterns.
(*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
macroized instruction patterns and corresponding post-reload splitters.
(*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
corresponding post-reload splitters.
(*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
New macroized instruction patterns.
(*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
corresponding post-reload splitters.
(*floatsi<mode>2_i387): New macroized instruction patterns.
2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/i386.md (smaxmin): New.
(umaxmin): Likewise.
(maxminiprefix): Likewise.
(maxminfprefix): Likewise.
(<code><mode>3): Likewise.
(smin<mode>3): Removed.
(smax<mode>3): Likewise.
* config/i386/mmx.md (mmx_<code>v2sf3): New.
(mmx_<code>v4hi3): Likewise.
(mmx_<code>v8qi3): Likewise.
(mmx_smaxv2sf3): Removed.
(mmx_sminv2sf3): Likewise.
(mmx_umaxv8qi3): Likewise.
(mmx_smaxv4hi3): Likewise.
(mmx_uminv8qi3): Likewise.
(mmx_sminv4hi3): Likewise.
* config/i386/sse.md (<addsub><mode>3): New.
(*<addsub><mode>3): Likewise.
(<sse>_vm<addsub><mode>3): Likewise.
(<maxmin><mode>3): Likewise.
(*<maxmin><mode>3_finite): Likewise.
(*<maxmin><mode>3): Likewise.
(<sse>_vm<maxmin><mode>3): Likewise.
(sse3_h<addsub>v4sf3): Likewise.
(sse3_h<addsub>v2df3): Likewise.
(<maxmin>v16qi3): Likewise.
(*<maxmin>v16qi3): Likewise.
(<maxmin>v8hi3): Likewise.
(*<maxmin>v8hi3): Likewise.
(*sse4_1_<maxmin><mode>3): Likewise.
(*sse4_1_<maxmin><mode>3): Likewise.
(add<mode>3): Removed.
(*add<mode>3): Likewise.
(<sse>_vmadd<mode>3): Likewise.
(sub<mode>3): Likewise.
(*sub<mode>3): Likewise.
(<sse>_vmsub<mode>3): Likewise.
(smin<mode>3): Likewise.
(*smin<mode>3_finite): Likewise.
(*smin<mode>3): Likewise.
(<sse>_vmsmin<mode>3): Likewise.
(smax<mode>3): Likewise.
(*smax<mode>3_finite): Likewise.
(*smax<mode>3): Likewise.
(<sse>_vmsmax<mode>3): Likewise.
(sse3_haddv4sf3): Likewise.
(sse3_haddv2df3): Likewise.
(sse3_hsubv4sf3): Likewise.
(sse3_hsubv2df3): Likewise.
(umaxv16qi3): Likewise.
(*umaxv16qi3): Likewise.
(smaxv8hi3): Likewise.
(*smaxv8hi3): Likewise.
(*sse4_1_smax<mode>3): Likewise.
(*sse4_1_umax<mode>3): Likewise.
(uminv16qi3): Likewise.
(*uminv16qi3): Likewise.
(sminv8hi3): Likewise.
(*sminv8hi3): Likewise.
(*sse4_1_smin<mode>3): Likewise.
(*sse4_1_umin<mode>3): Likewise.
2008-04-01 Rafael EspÃndola <espindola@google.com>
* tree-cfg.c (verify_expr): remove in_phi.
(verify_stmt): Don't call walk_tree with verify_expr. Use
is_gimple_min_invariant instead of is_gimple_val.
2008-04-01 Joseph Myers <joseph@codesourcery.com>
* doc/include/gpl_v3.texi: Update for manpage generation.
* doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
gpl.texi.
* doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
* Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
gpl_v3.texi instead of gpl.texi.
(gpl.pod): New.
2008-04-01 Jakub Jelinek <jakub@redhat.com>
PR pch/13675
* c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
2008-04-01 Rafael EspÃndola <espindola@google.com>
* tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
(extract_code_and_val_from_cond): Use
extract_code_and_val_from_cond_with_ops.
2008-04-01 Jan Hubicka <jh@suse.cz>
* function.c (free_after_compilation): Free epilogue_delay_list.
(prepare_function_start): Assert that previous compilation was freed.
2008-04-01 Jan Hubicka <jh@suse.cz>
Jim Wilson <wilson@tuliptree.org>
Andreas Tobler <andreast@gcc.gnu.org>
PR middle-end/35781
* m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
rtl.emit instead cfun->emit.
* sparc/sparc.h (INIT_EXPANDERS): Likewise.
* ia64/ia64.h (INIT_EXPANDERS): Likewise.
2008-04-01 Ben Elliston <bje@au.ibm.com>
* doc/c-tree.texi (Function Basics): Fix grammatical error.
2008-03-31 Seongbae Park <seongbae.park@gmail.com>
* common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
New options
(fprofile-use): Add var flag_profile_use
* coverage.c (coverage_begin_output): Do not open a gcno file for
output only if -ftest-coverage is set.
Do not add getpwd() to gcda file path.
(build_gcov_info): Check the new flag
flag_profile_datafile_relative_path.
(coverage_init): Use profile_data_prefix.
Read profile counter only if flag_profile_use is set.
* opts.c (common_handle_option): New option fprofile-use=,
fprofile-dir=, fprofile-generate=.
* toplev.c (profile_data_prefix): New variable definition.
* toplev.h (profile_data_prefix): New declaration.
* doc/invoke.tex (Option Summary, Optimization Options):
Add new options.
2008-03-31 James E. Wilson <wilson@tuliptree.org>
* varasm.c (output_constant_pool_1): In LABEL_REF check,
use tmp consistently.
PR target/35695
* config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
* config/ia64/ia64.c (rtx_needs_barrier): Handle
UNSPEC_FR_RECIP_APPROX_RES.
* config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
PR c/35750
* c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
PR middle-end/30186
* fold-const.c (fold_indirect_ref_1): Support accessing non first
element of the vector via a pointer.
2008-03-31 Ian Lance Taylor <iant@google.com>
* tlink.c (scan_linker_output): Look for symbol name in single quotes.
2008-03-31 Jan Hubicka <jh@suse.cz>
* builtins.c (expand_builtin_setjmp_receiver): Update call of
get_arg_pointer_save_area.
* expr.c (init_expr): Just clear out rtl.expr.
* function.c (free_after_compilation): Clear out whole RTL structure.
(get_func_frame_size): Merge into ...
(get_frame_size): ... this one.
(assign_stack_local_1): Merge into ...
(assign_stack_local): ... this one.
(expand_function_end): Update call of get_arg_pointer_save_area.
(get_art_pointer_save_area): Remove cfun argument.
* function.h (emit_status): regno_pointer_align does not need length
attribute. Move x_regno_reg_rtx to ...
(regno_reg_rtx): ... new global array.
(reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
(pending_stack_adjust, inhibit_defer_pop, saveregs_value,
apply_args_value, forced_labels, stack_pointer_delta):
Update accestors.
(struct varasm_status): Move here from varasm.c
(struct rtl_data): New. Move here some fields from struct function.
(return_label, naked_return_label, stack_slot_list, parm_birth_insn,
frame_offset, stack_check_probe_note, arg_pointer_save_area,
used_temp_slots avail_temp_slots, temp_slot_level,
nonlocal_goto_handler_labels): Update accesstors.
(rtl): New global variable.
(struct function): Move some fileds to rtl_data.
(get_arg_pointer_save_area): Update prototype.
* emit-rtl.c (rtl): Declare.
(regno_reg_rtx): Declare.
(first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
Update.
(gen_reg_rtx): Update.
(init_virtual_regs): Do not tate emit_status argument.
(init_emit): Do not allocate emit.
* varasm.c (varasm_statuc): Move to function.h.
(n_deferred_constatns): Update accestor.
(init_varasm_status): Do not allocate varasm_status.
(force_const_mem, get_pool_size, output_constant_pool): Update.
* stmt.c (force_label_rtx): Do not use x_ prefixes.
(expand_nl_goto_receiver): Update get_arg_pointer_save_area.
2008-03-31 Zdenek Dvorak <ook@ucw.cz>
PR rtl-optimization/35729
* loop-invariant.c (check_maybe_invariant): Disallow volatile memory
references.
2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
PR target/32000
* config/i386/i386.md (*movti_internal): Emit unaligned SSE
load/store if memory is unaligned.
(*movti_rex64): Likewise.
* config/i386/predicates.md (misaligned_operand): New.
2008-03-31 Andrew Pinski <pinskia@gmail.com>
PR tree-opt/35431
* tree-ssa-phiopt.c (conditional_replacement): Return early for
complex types.
2008-03-31 Jan Beulich <jbeulich@novell.com>
* config/ia64/constraints.md: Add 'j' constraint.
* config/ia64/ia64.md (movsi_internal): Add addp4 case.
(movdi_internal): Likewise.
2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
PR c/35748
* c-typeck.c (build_c_cast): Skip invalid fields in unions.
2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
PR target/35757
* config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
proper error message for the third argument on blendpd and
blendps.
* config/i386/sse.md (blendbits): New.
(sse4_1_blendp<ssemodesuffixf2c>): Use it.
2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
* fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
2008-03-30 Richard Guenther <rguenther@suse.de>
PR middle-end/31023
* fold-const.c (fold_sign_changed_comparison): Do leave
conversions to base-types alone.
2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
* config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
the link register if one altivec register is be saved.
2008-03-30 Ben Elliston <bje@au.ibm.com>
* final.c (final_scan_insn): Remove if (0) code.
2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
* c-parser.c (c_parser_next_token_is_keyword): Simplify.
2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
of V4SFmode to ix86_binary_operator_ok.
2008-03-28 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.c (override_options): Initialize
ix86_veclib_handler to ix86_veclibabi_svml when
-mveclibabi=svml is used.
(ix86_veclibabi_svml): New function for SVML ABI style
vectorization support.
* doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
2008-03-28 Rafael EspÃndola <espindola@google.com>
* fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
(tree_binary_nonnegative_warnv_p): Make it public.
(tree_single_nonnegative_warnv_p): Make it public.
(tree_invalid_nonnegative_warnv_p): Make it public.
(tree_unary_nonzero_warnv_p): Make it public.
(tree_binary_nonzero_warnv_p): Make it public
(tree_single_nonzero_warnv_p): Make it public.
* tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
(extract_range_from_binary_expr): Split the expr argument.
(extract_range_from_unary_expr): Split the expr argument.
(extract_range_from_comparison): Split the expr argument.
(extract_range_from_expr): Use the new aux functions.
(vrp_evaluate_conditional_warnv): Use
vrp_evaluate_conditional_warnv_with_ops.
* tree.h (tree_unary_nonzero_warnv_p): Declare.
(tree_binary_nonzero_warnv_p): Declare.
(tree_single_nonzero_warnv_p): Declare.
(tree_expr_nonzero_warnv_p): Declare.
(tree_unary_nonnegative_warnv_p): Declare.
(tree_binary_nonnegative_warnv_p): Declare.
(tree_single_nonnegative_warnv_p): Declare.
(tree_invalid_nonnegative_warnv_p): Declare.
2008-03-28 Richard Guenther <rguenther@suse.de>
PR tree-optimization/30317
PR tree-optimization/30911
PR tree-optimization/34793
* tree-vrp.c (set_and_canonicalize_value_range): New function.
(struct assert_locus_d): New member EXPR.
(register_new_assert_for): Add EXPR parameter to support
ASSERT_EXPR <name, expr OP limit>.
(register_edge_assert_for_1): Adjust callers.
(find_assert_locations): Likewise.
(process_assert_insertions_for): Build condition from expression.
(extract_range_from_assert): Handle ASSERT_EXPRs
of the form ASSERT_EXPR <name, expr OP limit>.
(register_edge_assert_for_2): New helper registering
asserts for comparisons. Recognize range tests of the form
(unsigned)i - CST1 OP CST2.
(register_edge_assert_for_1): Use it.
(register_edge_assert_for): Likewise.
(needs_overflow_infinity): Integer sub-types
do not need overflow infinities.
(vrp_val_is_max): The extreme values of integer sub-types
are those of the base type.
(vrp_val_is_min): Likewise.
* tree.def (ASSERT_EXPR): Document extra allowed conditional
expressions.
2008-03-28 Nick Clifton <nickc@redhat.com>
PR target/31110
* config/mn10300/mn10300.c (mn10300_secondary_reload_class):
Return GENERAL_REGS for stack adjustment reloads.
2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
PR target/31334
* config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
const_vector when all the vectors are constant.
2008-03-27 Bob Wilson <bob.wilson@acm.org>
* config/xtensa/xtensa.c (gen_float_relational): Handle unordered
comparisons.
* config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
(any_scc_sf): Add uneq, unlt, unle and unordered operators.
(scc_sf): New.
(s<code>_sf): Use new scc_sf attribute for opcode names.
2008-03-27 Tom Tromey <tromey@redhat.com>
* doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
config/spu/t-spu-elf, config/i386/t-interix,
config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
config/i386/x-darwin, config/i386/x-mingw32,
config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
config/sh/t-sh, config/sh/t-symbian, config/x-linux,
config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
config/rs6000/x-rs6000, config/rs6000/x-darwin64,
config/rs6000/x-darwin, config/rs6000/t-rs6000,
config/score/t-score-elf, config/arm/t-strongarm-pe,
config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
Revert automatic dependency patch.
2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
PR target/35657
* config/i386/i386.c (ix86_function_arg_boundary): Align
decimal floating point to its natural boundary.
2008-03-27 Richard Guenther <rguenther@suse.de>
PR middle-end/35716
* fold-const.c (fold_comparison): Restrict distinct decl
comparison folding to VAR_DECLs and PARM_DECLs. Do not
solely rely on operand_equal_p.
2008-03-27 Richard Guenther <rguenther@suse.de>
PR c/32511
* c-common.c (handle_weak_attribute): Reject combination of
weak and inline.
2008-03-27 Richard Guenther <rguenther@suse.de>
PR tree-optimization/32810
* tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
conversions from DECL_INITIAL.
(fold_const_aggregate_ref): Likewise from constructor elements.
2008-03-27 Zdenek Dvorak <ook@ucw.cz>
* tree-affine.h (aff_combination_expand): Declare.
(get_inner_reference_aff): Likewise.
* tree-affine.c (aff_combination_expand): Split out from
tree_to_aff_combination_expand.
(get_inner_reference_aff): New function.
* tree-parloops.c (loop_parallel_p): Free vectorizer info.
* tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
(struct lim_aux_data): sm_done field removed.
(mem_ref_loc_p, mem_ref_locs_p): New types.
(struct mem_ref): Added id, stored, accesses_in_loop,
indep_loop, dep_loop, indep_ref, dep_ref fields.
Removed is_stored, locs and next fields.
(memory_accesses): New variable.
(movement_possibility): Do not allow moving statements
that store to memory.
(outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
New functions.
(determine_max_movement): For statements with memory references,
find the outermost loop in that the reference is independent.
(move_computations_stmt): Mark the virtual operands for renaming.
(memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
add_vop_ref_mapping, create_vop_ref_mapping_loop,
create_vop_ref_mapping, analyze_memory_references,
cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
get_all_locs_in_loop, ref_always_accessed_p,
refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
store_motion_loop, store_motion): New functions.
(struct vop_to_refs_elt): New type.
(record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
memref_hash, memref_eq, hoist_memory_references): Rewritten.
(schedule_sm): Replaced by...
(execute_sm): ... this.
(determine_lsm_ref, hoist_memory_references,
loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
find_more_ref_vops, free_mem_ref, free_mem_refs,
determine_lsm_loop, determine_lsm): Removed.
(tree_ssa_lim_finalize): Free data structures used by store motion.
(tree_ssa_lim): Call analyze_memory_references. Use
store_motion instead of determine_lsm.
2008-03-27 Paolo Bonzini <bonzini@gnu.org>
* config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
rename tmake_file to m68hc11/t-m68hc11.
(mcore): Set inhibit_libc to true.
* config.host (alpha*-dec-*vms*): Set extra_programs.
(interix3*): Don't use host_xmake_file.
* configure.ac: Let config.gcc override inhibit_libc.
* configure: Regenerate.
* config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
* config/t-openbsd-thread: Remove commented out lines.
* config/x-interix: Remove.
* config/m68hc11/t-m68hc11-gas: Rename to...
* config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
* config/mcore/t-mcore: Remove T_CFLAGS.
* config/mcore/t-mcore-pe: Likewise.
2008-03-27 Paolo Bonzini <bonzini@gnu.org>
* configure.ac: Replace custom __GNU_SOURCE test with
AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
* aclocal.m4: Regenerate.
* configure: Regenerate.
* config.in: Regenerate.
2008-03-27 Richard Guenther <rguenther@suse.de>
* fold-const.c (target.h): Include.
(fold_comparison): Fold comparison of addresses of decls
that bind locally or of constants. Consolidate address folding code.
* tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
results from fold_binary_to_constant.
(compare_values_warnv): Likewise.
2008-03-27 Andrew Pinski <pinskia@gmail.com>
PR middle-end/35429
* fold-const.c (fold_truthop): Check for integeral types when folding
a == 0 && b == 0 and a != 0 || b != 0 .
2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
* tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
2008-03-26 Andreas Schwab <schwab@suse.de>
* doc/invoke.texi: Fix use of @item vs. @itemx.
2008-03-26 Tom Tromey <tromey@redhat.com>
* Makefile.in (build/gensupport.o, build/print-rtl.o,
build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
build/genattrtab.o, build/genautomata.o, build/gencheck.o,
build/gencodes.o, build/genconditions.o, build/genconfig.o,
build/genconstants.o, build/genemit.o, build/genextract.o,
build/genflags.o, build/genmddeps.o, build/genopinit.o,
build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
options.h.
2008-03-26 Richard Guenther <rguenther@suse.de>
Revert
2008-03-26 Richard Guenther <rguenther@suse.de>
* fold-const.c (target.h): Include.
(fold_comparison): Fold comparison of addresses of two decls
that bind locally. Consolidate address folding code.
2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
* builtins.c (expand_builtin_pow, fold_builtin_cabs,
fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
dconstsqrt2, dconstthird, dconste and/or dconst10.
* config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
* emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
dconstsqrt2, dconste): Delete.
(init_emit_once): Likewise. Simplify initializing dconstm1.
Constify variable.
* real.c (get_real_const): New.
* real.h (dconst3, dconst10, dconstm2, dconstthird,
dconstsqrt2, dconste): Delete.
(real_value_const, get_real_const): New.
2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
* config/i386/i386.c (ix86_function_arg_boundary): Check
BIGGEST_ALIGNMENT instead of 128.
(setup_incoming_varargs_64): Likewise.
2008-03-26 Tom Tromey <tromey@redhat.com>
* Makefile.in (DEPFILES): Add missing '/'.
2008-03-26 Richard Guenther <rguenther@suse.de>
* fold-const.c (target.h): Include.
(fold_comparison): Fold comparison of addresses of two decls
that bind locally. Consolidate address folding code.
2008-03-26 Nick Clifton <nickc@redhat.com>
PR target/31232
* config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
not allow INT+INT as a legitimate addressing mode.
2008-03-26 Richard Guenther <rguenther@suse.de>
* tree-flow.h (widen_bitfield): Remove declaration.
* tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
(widen_bitfield): Remove function.
* tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
code.
2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
PR target/31558
* config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
error_mark_node's.
2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
PR rtl-optimization/35232
* reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
(forget_old_reloads_1, forget_marked_reloads): Don't clear
reg_reloaded_call_part_clobbered here.
(reload_regs_reach_end_p): New function.
(reload_reg_rtx_for_input): New variable.
(reload_reg_rtx_for_output): Likewise.
(emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
when reassigning a pseudo register. Load reloadreg from
reload_reg_rtx_for_input, moving the mode and register
calculation to...
(do_input_reload): ...here. Use the mode-adjusted reg_rtx
instead of the original when deciding whether an input reload
would be a no-op or whether an output reload can be deleted.
(emit_output_reload_insns): Use the mode-adjusted reg_rtx
when setting up new_spill_reg_store. Load it from
reload_reg_rtx_for_output, moving the mode and register
calculation to...
(do_output_reload): ...here. Use the mode-adjusted reg_rtx
instead of the original when deciding whether an output reload
would be a no-op. Do the same when modifying insn notes.
Use rtx_equal_p instead of == to compare the registers.
(inherit_piecemeal_p): Take a mode and two register numbers
as argument.
(emit_reload_insns): Clear new_spill_reg_store for every hard
register in the reload register. Remove spill registers
from reg_reloaded_valid before considering whether to record
inheritance information for them. Use reload_reg_rtx_for_output
instead of reg_rtx when recording output reloads. Use
reload_reg_rtx_for_input instead of reg_rtx when recording
input reloads. Set or clear reg_reloaded_call_part_clobbered
at the same time as setting reg_reloaded_valid.
(delete_output_reload): Add a new_reload_reg parameter and use it
instead of rld[j].reg_rtx.
(emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
calls accordingly.
2008-03-25 Tom Tromey <tromey@redhat.com>
* Makefile.in (build/gensupport.o): Depend on insn-modes.h.
(build/genattr.o): Likewise.
(build/genattrtab.o): Likewise.
(build/gencodes.o): Likewise.
(build/genconfig.o): Likewise.
(build/genconstants.o): Likewise.
(build/genemit.o): Likewise.
(build/genextract.o): Likewise.
(build/genflags.o): Likewise.
2008-03-25 Bob Wilson <bob.wilson@acm.org>
* config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
instead of size_int for integer types.
(xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
to match type of MINUS_EXPR.
2008-03-25 Tom Tromey <tromey@redhat.com>
* configure: Rebuilt.
* configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
Makefile.
2008-03-25 Tom Tromey <tromey@redhat.com>
* config/x-solaris (host-solaris.o): Update.
* config/x-linux (host-linux.o): Update.
* config/x-hpux (host-hpux.o): Update.
* config/x-darwin (host-darwin.o): Update.
* config/v850/t-v850e (v850-c.o): Update.
* config/v850/t-v850 (v850-c.o): Update.
* config/t-vxworks (vxworks.o): Update.
* config/t-sol2 (sol2-c.o, sol2.o): Update.
* config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
* config/spu/t-spu-elf (spu-c.o): Update.
(spu.o): Remove.
* config/sh/t-symbian (sh-c.o): Update.
(symbian.o): Update.
* config/sh/t-sh (sh-c.o): Update.
* config/score/t-score-elf (score7.o, score3.o): Update.
* config/rs6000/x-rs6000 (driver-rs6000.o): Update.
* config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
* config/rs6000/x-darwin (host-ppc-darwin.o): Update.
* config/rs6000/t-rs6000 (rs6000-c.o): Update.
(rs6000.o): Remove.
* config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
* config/m32c/t-m32c (m32c-pragma.o): Update.
* config/ia64/t-ia64 (ia64-c.o): Update.
* config/i386/x-mingw32 (host-mingw32.o): Update.
* config/i386/x-i386 (driver-i386.o): Update.
* config/i386/x-darwin (host-i386-darwin.o): Update.
* config/i386/x-cygwin (host-cygwin.o): Update.
* config/i386/t-nwld (nwld.o): Update.
* config/i386/t-netware (netware.o): Update.
* config/i386/t-interix (winnt.o): Update.
* config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
* config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
msformat-c.o): Update.
* config/bfin/t-bfin-linux (generated_files): Add
linux-sysroot-suffix.h.
* config/arm/t-wince-pe (pe.o): Update.
* config/arm/t-strongarm-pe (pe.o): Update.
* config/arm/t-pe (pe.o): Update.
* config/arm/t-arm (arm-c.o): Update.
* doc/install.texi (Prerequisites): Require make 3.80.
* Makefile.in: Remove .o targets.
(CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
(OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
(simple_generated_h, simple_generated_c): Move earlier.
(generated_files): New variable.
(TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
(.c.o): Remove.
(COMPILE.base, COMPILE): New variables.
(%.o): New pattern rule.
(ALL_HOST_OBJS): New variable.
(xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
(dummy-checksum.o, cc1-checksum.o): Remove.
(DRIVER_SHLIB): New variable.
(DRIVER_DEFINES): Use it.
(gencondmd.c): Move out of build/.
(s-conditions): Update.
(BUILDCOMPILE.base, BUILDCOMPILE): New variables.
(ALL_BUILD_OBJS): Likewise.
(build/%.o): Use BUILDCOMPILE.
(build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
build/gencheck.o, build/gencodes.o, build/genconditions.o,
build/genconfig.o, build/genconstants.o, build/genemit.o,
build/genextract.o, build/genflags.o, build/genmddeps.o,
build/genopinit.o, build/genoutput.o, build/genpeep.o,
build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
build/gen-protos.o, build/scan.o, build/fix-header.o,
build/scan-decls.o): Simplify.
(collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
prefix.o, toplev.o): Reduce to variable setting.
(libbackend.o): Use COMPILE. Remove most dependencies. Move later.
($(out_object_file), gcc-options.o): New targets.
($(ALL_HOST_OBJS)): New target. Include dependency files.
* configure: Rebuilt.
* configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
* doc/sourcebuild.texi (Front End Directory): Document new variable.
2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
* c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
complain when we hit an error, return ERROR_MARK_NODE.
2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
* config/sh/constraints.md (Pso, Psz): New constraints.
* config/sh/sh.c (print_operand): Add %V and %W operand codes.
* config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
* config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
* config/sh/sh.md (xorsi3_movrt, movrt): New insns.
2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
* config/sh/sh.md (prefetch): Add condition for SH2A target.
(prefetch_sh2a): New.
2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
Naveen.H.S <naveen.hs@kpitcummins.com>
* config/sh/constraints.md (I28): New constraint.
* config/sh/sh.c (broken_move): Add support for movi20s.
* config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
Jayant Sonar <Jayant.sonar@kpitcummins.com>
Naveen.H.S <naveen.hs@kpitcummins.com>
* config/sh/sh.c (SH_ATTRIBUTES): Define.
(SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
(print_operand): Handle resbank in %@ operand code.
(sh_encode_section_info): New.
(push_regs): Add conditions for resbank.
(sh_expand_epilogue): Likewise.
(sh_insert_attributes): Likewise.
(sh_attribute_table): Likewise.
(sh_handle_resbank_handler_attribute): New.
(sh2a_handle_function_vector_handler_attribute): New.
(sh2a_is_function_vector_call): New.
(sh2a_get_function_vector_number): New.
(sh2a_function_vector_p): New.
(sh_cfun_resbank_handler_p): New.
* config/sh/sh.md (calli): Emit jsr/n if possible.
(calli_tbr_rel): New.
(calli_pcrel): Emit jsr/n if possible.
(return_i): Emit rts/n if possible.
(call_valuei_tbr_rel): New.
(call_valuei_pcrel): Add condition for SH2A target.
(call_value): Likewise.
* config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
(sh2a_get_function_vector_number): Likewise.
(sh2a_is_function_vector_call): Likewise.
* doc/extend.texi: Document TBR relative addressing of SH2A.
(resbank): Add description for SH2A.
2008-03-24 Richard Guenther <rguenther@suse.de>
PR c/22371
* gimplify.c (gimplify_modify_expr): For frontend type-correct
pointer assignments change conversions according to middle-end rules.
(gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
* configure.ac: Include type checking in yes.
* configure: Regenerate.
2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
* diagnostic.c (diagnostic_count_diagnostic): Delete.
(diagnostic_report_diagnostic): Update. Handle ICEs here.
2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
* gthr-vxworks.h (UNUSED): Define.
2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
* doc/extend.texi (Function Attributes): Add missing comma in the
example of the "alloc_size" attribute.
2008-03-23 Uros Bizjak <ubizjak@gmail.com>
Revert:
2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/i386-modes.def: Use 4 byte alignment on DI for
32bit host.
2008-03-19 Uros Bizjak <ubizjak@gmail.com>
PR target/35496
* stor-layout.c (update_alignment_for_field): Set minimum alignment
of the underlying type of a MS bitfield layout to the natural
alignment of the type.
2008-03-22 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.c (assign_386_stack_local): Align DImode slots
to their natural alignment to avoid store forwarding stalls.
2008-03-22 Richard Guenther <rguenther@suse.de>
* tree-cfg.c (verify_expr): Recurse again for invariant addresses.
For PHI nodes verify the address is invariant.
* tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
(get_symbol_constant_value): Use is_gimple_min_invariant.
(maybe_fold_stmt_indirect): Likewise.
2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
PR rtl-optimization/33927
* Makefile.in (dse.o): Depend on $(TM_P_H).
* expr.h (extract_low_bits): Declare.
* expmed.c (extract_low_bits): New function.
* rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
* dse.c: Include tm_p.h.
(find_shift_sequence): Remove the read_reg argument and return the
read value. Emit the instructions instead of returning them.
Iterate on new_mode rather than calculating it each time.
Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
source to NEW_MODE and extract_low_bits to convert the shifted
value to READ_MODE.
(replace_read): Allow the load and store to have different mode
classes. Use extract_low_bits when SHIFT == 0. Create the shift
or extraction instructions before trying the replacement. Update
dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
2008-03-22 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.c (assign_386_stack_local): Align DImode slots
to their natural alignment to avoid store forwarding stalls.
2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
PR target/27946
* config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
encouraging but not allowing gprs for input;
change the input constraint to !f#r.
(fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
gprs for output;
change the output constraint to !f#r.
2008-03-21 Uros Bizjak <ubizjak@gmail.com>
PR target/13958
* config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
corresponding post-reload splitters.
("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
when x87 FP math is selected.
* config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
New function prototype.
* config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
unreachable function to ease macroization of insn patterns.
2008-03-21 Martin Jambor <mjambor@suse.cz>
* tree-data-ref.c (dump_data_dependence_relation): Avoid data
reference dumps if ddr is NULL or dependence is unknown.
2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
* config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
unsigned extension into account.
(ATOMIC_COMPARE_AND_SWAP): Likewise.
(ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
Do computations on a scratch register.
2008-03-21 Richard Guenther <rguenther@suse.de>
* tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
Use is_gimple_min_invariant instead of TREE_INVARIANT.
* tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
* tree-ssa-dom.c (record_equality): Likewise.
* tree-inline.c (copy_body_r): Likewise.
* tree-ssa-pre.c (make_values_for_stmt): Remove test for
TREE_INVARIANT.
2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
* config/sh/sh.c (split_branches): Pass zero to redirect_jump
as 'delete_unused' argument.
2008-03-20 Richard Guenther <rguenther@suse.de>
* tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
special casing of constant qualifiers.
* tree-ssa.c (useless_type_conversion_p_1): Instead do not
care about them in general.
* tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
regardless of their type.
(fold_stmt_r): Forcefully fold *& if we end up with that.
2008-03-20 Paul Brook <paul@codesourcery.com>
* config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
* config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
linker flags.
* config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
definition.
(LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
* config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
* common.opt (Wmudflap): New option.
* tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
(mx_register_decls): Likewise.
(mudflap_finish_file): Likewise.
* doc/invoke.texi: Document -Wno-mudflap.
2008-03-20 Kai Tietz <kai.tietz@onevision.com>
* c-format.c (replace_format_name_to_system_name): New.
(cmp_attribs): New.
(convert_format_name_to_system_name): New.
(decode_format_attr): Add use of convert_format_name_to_system_name.
(format_types_orig): Add gnu_ prefix to names.
(check_format_info_main): Special treating of \0 escaped names for
supporting multi-character format specifiers as I32, I64.
(TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
(gnu_target_overrides_format_attributes): New.
* c-format.h: Add structure target_ovr_attr to hold
system specific formatter names.
* config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
msformat-c.o file to c_target_objs and cxx_target_objs.
* config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
(TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
(TARGET_N_FORMAT_TYPES): New.
* config/i386/msformat-c.c: New.
* config/i386/t-cygming: Add build rule for msformat-c.o.
* doc/extend.texi: Add new format names gnu_* and ms_* and
further details.
* doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
2008-03-20 Ira Rosen <irar@il.ibm.com>
* doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
optimizations turned on under -O3.
(ftree-vectorize): Add that the flag is turned on with -O3.
2008-03-20 Ben Elliston <bje@au.ibm.com>
* regmove.c (try_auto_increment): Fix spelling error in comment.
* final.c (final_scan_insn): Likewise.
2008-03-20 Uros Bizjak <ubizjak@gmail.com>
PR target/14552
* config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
allocator preferences for "y" and "r" class registers.
("*mov<mode>_internal"): Ditto.
("*movv2sf_internal_rex64"): Ditto.
("*movv2sf_internal"): Ditto.
2008-03-19 Michael Matz <matz@suse.de>
PR middle-end/35616
* calls.c (expand_call): Check overlap of arguments with call
address for sibcalls.
2008-03-19 Uros Bizjak <ubizjak@gmail.com>
PR target/35496
* stor-layout.c (update_alignment_for_field): Set minimum alignment
of the underlying type of a MS bitfield layout to the natural
alignment of the type.
2008-03-19 Jan Hubicka <jh@suse.cz>
PR other/35094
* toplev.c (decode_d_option): Handle all CPP flags.
* tree-vrp.c: Update tree_pass descriptors.
* regrename.c: Update tree_pass descriptors.
* fwprop.c: Update tree_pass descriptors.
* doc/invoke.texi: Remove documentation of dropped -d? flags.
* tree-into-ssa.c: Update tree_pass descriptors.
* tree-dump.c: Update tree_pass descriptors.
* tree-complex.c: Update tree_pass descriptors.
* tree-dump.h: Update tree_pass descriptors.
* see.c: Update tree_pass descriptors.
* cgraphbuild.c: Update tree_pass descriptors.
* tracer.c: Update tree_pass descriptors.
* tree-loop-distribution.c: Update tree_pass descriptors.
* cgraph.c: Update tree_pass descriptors.
* postreload-gcse.c: Update tree_pass descriptors.
* postreload.c: Update tree_pass descriptors.
* tree-ssa-loop-ch.c: Update tree_pass descriptors.
* tree-tailcall.c: Update tree_pass descriptors.
* tree-pass.h (tree_opt_pass): Rename to ...
(opt_pass) ... this one; add "type" field and remove letter field.
(gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
(execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
all_lowering_passes): Update declaration.
* ipa-cp.c: Update tree_pass descriptors.
* final.c: Update tree_pass descriptors.
* omp-low.c: Update tree_pass descriptors.
* tree-ssa-dse.c: Update tree_pass descriptors.
* ipa-reference.c: Update tree_pass descriptors.
* tree-ssa-uncprop.c: Update tree_pass descriptors.
* auto-inc-dec.c: Update tree_pass descriptors.
* reorg.c: Update tree_pass descriptors.
* cgraphunit.c: Update tree_pass descriptors.
* tree-ssa-copyrename.c: Update tree_pass descriptors.
* tree-ssa-ccp.c: Update tree_pass descriptors.
* df-core.c: Update tree_pass descriptors.
* mode-switching.c: Update tree_pass descriptors.
* tree-nomudflap.c: Update tree_pass descriptors.
* modulo-sched.c: Update tree_pass descriptors.
* ipa-pure-const.c: Update tree_pass descriptors.
* cse.c: Update tree_pass descriptors.
* web.c: Update tree_pass descriptors.
* tree-stdarg.c: Update tree_pass descriptors.
* tree-ssa-math-opts.c: Update tree_pass descriptors.
* tree-ssa-dom.c: Update tree_pass descriptors.
* tree-nrv.c: Update tree_pass descriptors.
* tree-ssa-alias.c: Update tree_pass descriptors.
* loop-init.c: Update tree_pass descriptors.
* gimple-low.c: Update tree_pass descriptors.
* ipa-inline.c: Update tree_pass descriptors.
* tree-ssa-sink.c: Update tree_pass descriptors.
* global.c: Update tree_pass descriptors.
* ifcvt.c: Update tree_pass descriptors.
* jump.c: Update tree_pass descriptors.
* predict.c: Update tree_pass descriptors.
* tree-ssa-loop.c: Update tree_pass descriptors.
* recog.c: Update tree_pass descriptors.
* dse.c: Update tree_pass descriptors.
* tree-ssa-ifcombine.c: Update tree_pass descriptors.
* tree-eh.c: Update tree_pass descriptors.
* regmove.c: Update tree_pass descriptors.
* local-alloc.c
* function.c: Update tree_pass descriptors.
* tree-vectorizer.c: Update tree_pass descriptors.
* gcse.c: Update tree_pass descriptors.
* ipa-type-escape.c: Update tree_pass descriptors.
* tree-if-conv.c: Update tree_pass descriptors.
* init-regs.c: Update tree_pass descriptors.
* ipa.c: Update tree_pass descriptors.
* tree-ssa-phiopt.c: Update tree_pass descriptors.
* rtl-factoring.c: Update tree_pass descriptors.
* lower-subreg.c: Update tree_pass descriptors.
* bt-load.c: Update tree_pass descriptors.
* tree-dfa.c: Update tree_pass descriptors.
* except.c: Update tree_pass descriptors.
* emit-rtl.c: Update tree_pass descriptors.
* cfgexpand.c: Update tree_pass descriptors.
* tree-cfgcleanup.c: Update tree_pass descriptors.
* cfgcleanup.c: Update tree_pass descriptors.
* tree-ssa-pre.c: Update tree_pass descriptors.
* tree-sra.c: Update tree_pass descriptors.
* tree-mudflap.c: Update tree_pass descriptors.
* tree-ssa-copy.c: Update tree_pass descriptors.
* cfglayout.c: Update tree_pass descriptors.
* tree-ssa-forwprop.c: Update tree_pass descriptors.
* tree-ssa-dce.c: Update tree_pass descriptors.
* tree-ssa.c: Update tree_pass descriptors.
* regclass.c: Update tree_pass descriptors.
* integrate.c: Update tree_pass descriptors.
* tree-optimize.c: Update tree_pass descriptors.
* tree-ssa-phiprop.c: Update tree_pass descriptors.
* tree-object-size.c: Update tree_pass descriptors.
* combine.c: Update tree_pass descriptors.
* tree-outof-ssa.c: Update tree_pass descriptors.
* bb-reorder.c: Update tree_pass descriptors.
* stack-ptr-mod.c: Update tree_pass descriptors.
* var-tracking.c: Update tree_pass descriptors.
* tree-profile.c: Update tree_pass descriptors.
* tree-vect-generic.c: Update tree_pass descriptors.
* reg-stack.c: Update tree_pass descriptors.
* sched-rgn.c: Update tree_pass descriptors.
* tree-ssa-structalias.c: Update tree_pass descriptors.
* tree-cfg.c: Update tree_pass descriptors.
* passes.c (current_pass): Update declaration.
(finish_optimization_passes): Update.
(all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
(register_one_dump_file, register_dump_files_1, next_pass_1):
Update arguments.
(init_optimization_passes): Update handling of new types.
(execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
* ipa-struct-reorg.c: Update tree_pass descriptors.
* tree-ssa-reassoc.c: Update tree_pass descriptors.
* combine-stack-adj.c: Update tree_pass descriptors.
* cfgrtl.c: Update tree_pass descriptors.
* dce.c: Update tree_pass descriptors.
* tree-ssanames.c: Update tree_pass descriptors.
2008-03-19 Richard Guenther <rguenther@suse.de>
PR middle-end/35609
* tree-ssa.c (walk_data): New structure.
(warn_uninitialized_var): If not always_executed warn with "maybe"
instead of "is".
(execute_early_warn_uninitialized): Compute post-dominators.
Initialize always_executed before processing each basic block.
2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
PR target/35504
* config/i386/i386.c (x86_this_parameter): Calculate correct location
of "this" pointer when "regparm = N" or "fastcall" is in effect.
2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
* doc/include/texinfo.tex: Update to version 2008-03-17.10.
2008-03-18 Paolo Bonzini <bonzini@gnu.org>
* expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
is true.
(expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
(expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
is true. Add "&& !ignore" condition to reduce_bit_field. Modify
target after ignore has been set, and move there also the commputation
of subtarget and original_target.
* langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
(LANG_HOOKS_INITIALIZER): Remove it.
* langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
2008-03-18 Richard Guenther <rguenther@suse.de>
* tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
found an expression with constants, note that in the VN for the lhs.
* tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
fold them to constants if possible. Run cleanup_cfg if done so.
(execute_pre): Return todo.
(do_pre): Likewise.
(execute_fre): Likewise.
* tree-ssa-forwprop.c (can_propagate_from): Allow propagation
of constants.
(get_prop_source_stmt): Look through pointer conversions.
2008-03-18 Jan Hubicka <jh@suse.cz>
* tree-pretty-print.c: Include predict.h.
(dump_generic_node): Dump predictor.
* tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
* tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
* gimple-low.c (lower_stmt): Likewise.
* expr.c (expand_expr_real): Likewise.
* predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
them.
(build_predict_expr, build_predict_expr): New.
* predict.h (predictor_name, build_predict_expr): Update.
* c-typeck.c (c_finish_bc_stmt): Add prediction.
* gimplify.c (gimplify_expr): Add PREDICT_EXPR.
* predict.def (PRED_CONTINUE): Update hitrate.
* tree.def (PREDICT_EXPR): Define.
* tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
do not handle BIND_EXPR.
* tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
* tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
* tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
operands.
2008-03-18 Michael Matz <matz@suse.de>
* gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
2008-03-18 Richard Guenther <rguenther@suse.de>
* tree-gimple.h (is_gimple_invariant_address): Declare.
(is_gimple_constant): Likewise.
* tree-gimple.c (is_gimple_constant): New function.
(is_gimple_invariant_address): Likewise.
(is_gimple_min_invariant): Implement in terms of is_gimple_constant
and is_gimple_invariant_address.
* tree-ssa-loop-niter.c (expand_simple_operations): Revert
previous change.
* tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
an addressable base.
2008-03-18 Jakub Jelinek <jakub@redhat.com>
PR middle-end/35611
* gimplify.c (gimplify_expr): Gimplify second operand of
OMP_ATOMIC_LOAD.
2008-03-17 Richard Guenther <rguenther@suse.de>
PR tree-optimization/19637
* fold-const.c (fold_unary): Remove restrictions of removing
intermediate pointer-conversions (P2)(P1)P0.
* tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
conversion to void pointer.
(get_maxval_strlen): Handle addresses of the form &(*p)[0].
2008-03-16 James E. Wilson <wilson@tuliptree.org>
PR debug/31510
* dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
emulated thread local variables.
2008-03-16 Richard Guenther <rguenther@suse.de>
PR middle-end/35607
* tree-ssa-loop-niter.c (expand_simple_operations): Do not
expand TREE_INVARIANT operations that are not gimple invariant.
2008-03-16 Hans-Peter Nilsson <hp@axis.com>
* doc/extend.texi (Alignment): Say that the ABI controls
the __alignof__ for non-strict-alignment targets rather
than being a recommendation.
2008-03-15 Paul Brook <paul@codesourcery.com>
* config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
annotations.
(arm_output_fn_unwind): Mark functions that can not be unwound.
2008-03-15 Paul Brook <paul@codesourcery.com>
* config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
extension instructions.
2008-03-15 Richard Guenther <rguenther@suse.de>
* tree-ssa-ccp.c (ccp_fold): Also read from constant values
and fold constant aggregate refs.
(fold_const_aggregate_ref): Handle string constants
and constructors in ARRAY_REFs. Handle INDIRECT_REF.
(evaluate_stmt): Simplify now that ccp_fold folds constant
aggregate refs.
2008-03-15 Paul Brook <paul@codesourcery.com>
* config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
(extzv): Use gen_extzv_t2.
(insv_t2, insv_zero, extv, extzv_t2): New patterns.
2008-03-15 Richard Guenther <rguenther@suse.de>
* tree-ssa-ccp.c (get_symbol_constant_value): Export.
(fold_const_aggregate_ref): Likewise.
(get_value): Return NULL if we don't have any values.
(ccp_finalize): Set const_val to NULL after freeing it.
* tree-flow.h (get_symbol_constant_value): Declare.
(fold_const_aggregate_ref): Likewise.
* tree-ssa-sccvn.c (try_to_simplify): Use them.
2008-03-15 Richard Guenther <rguenther@suse.de>
PR middle-end/35593
* tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
to not produce negative array indices if not allowed. Add
parameter to indicate that.
(maybe_fold_offset_to_component_ref): Allow negative array
indices only for the first member of a structure.
(maybe_fold_offset_to_reference): Allow negative array indices.
(maybe_fold_stmt_addition): Likewise.
2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
Anatoly Sokolov <aesok@post.ru>
* config/avr/avr.c (avr_arch_types): Add avr6 entry.
(avr_arch): Add ARCH_AVR6.
(avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
(initial_elimination_offset): Initialize and use 'avr_pc_size'
instead of fixed value 2.
(print_operand_address): Use gs() asm specifier instead of pm().
(avr_assemble_integer): (Ditto.).
(avr_output_addr_vec_elt): (Ditto.).
(print_operand): Handle "!" code.
* config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
__AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
(AVR_HAVE_EIJMP_EICALL): Define.
(AVR_3_BYTE_PC): Redefine.
(AVR_2_BYTE_PC): (Ditto.).
(PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
(LINK_SPEC): Add atmega2560 and atmega2561.
(CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
(crtm2561.o).
* config/avr/avr.md (call_insn): Use eicall instead of icall
for 3 byte PC devices.
(call_value_insn): (Ditto.).
(*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
(indirect_jump): Use only for for 2 byte PC devices.
(*tablejump): (Ditto.).
(*indirect_jump_avr6): Add insn.
(*tablejump_rjmp): Don't use for 3 byte PC devices.
* config/avr/libgcc.S (__prologue_saves__): Use eijmp
instead of ijmp for 3 byte PC devices.
(__tablejump2__): (Ditto.).
* config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
(MULITLIB_DIRNAMES): (Ditto.).
(MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
2008-03-15 Uros Bizjak <ubizjak@gmail.com>
* config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
"sse2_umulsidi3". Use V1DI mode for operand 0.
("mmx_psadbw"): Use V1DI mode for operand 0.
* config/i386/i386-modes.def (V1SI): New vector mode.
* config/i386/i386.c (struct builtin_description)
[IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
(v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
(v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
(ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
v1di_ftype_v8qi_v8qi type.
[__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
* doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
__builtin_ia32_pmuludq]: Fix the mode of return value.
2008-03-15 Richard Guenther <rguenther@suse.de>
PR middle-end/35595
* tree-ssa-pre.c (bitmap_find_leader): Handle expression
being a PHI_NODE.
2008-03-14 Bob Wilson <bob.wilson@acm.org>
* doc/invoke.texi (Option Summary, Xtensa Options): Document
-mserialize-volatile and -mno-serialize-volatile Xtensa options.
* config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
unless TARGET_SERIALIZE_VOLATILE is enabled.
* config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
* config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
* config/xtensa/xtensa.opt (mserialize_volatile): New option.
2008-03-14 Richard Guenther <rguenther@suse.de>
PR tree-optimization/34172
* tree-flow.h (refs_may_alias_p): Declare.
(get_single_def_stmt): Likewise.
(get_single_def_stmt_from_phi): Likewise.
(get_single_def_stmt_with_phi): Likewise.
* tree-dfa.c (refs_may_alias_p): New function.
(get_single_def_stmt): Likewise.
(get_single_def_stmt_from_phi): Likewise.
(get_single_def_stmt_with_phi): Likewise.
* tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
(vn_reference_lookup_1): New helper function.
(vn_reference_lookup): Walk the virtual use-def chain to
continue searching for a match if the def does not alias the
reference we are looking for.
2008-03-14 David Edelsohn <edelsohn@gnu.org>
* doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
archive and Perzl. Update The Written Word listing.
2008-03-14 Richard Guenther <rguenther@suse.de>
PR tree-optimization/34043
PR tree-optimization/33989
* tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
when doing FRE.
(bitmap_find_leader): Use extra argument to verify dominance
relationship inside a basic-block.
(can_PRE_operation): Add VIEW_CONVERT_EXPR.
(find_leader_in_sets): Adjust.
(create_component_ref_by_pieces): Take extra argument for
dominance check, handle lookup failures.
(find_or_generate_expression): Likewise.
(create_expression_by_pieces): Likewise.
(insert_into_preds_of_block): Adjust.
(create_value_expr_from): If asked for, verify all operands
are in the blocks AVAIL_OUT set.
(make_values_for_stmt): Check for SSA_NAMEs that are life
over an abnormal edge.
(compute_avail): Remove such check.
(do_SCCVN_insertion): New function.
(eliminate): If we do not find a leader suitable for replacement
insert a replacement expression from SCCVN if available.
* tree-ssa-sccvn.h (run_scc_vn): Update prototype.
(struct vn_ssa_aux): Add needs_insertion flag.
* tree-ssa-sccvn.c (may_insert): New global flag.
(copy_reference_ops_from_ref): Value-number union member access
based on its size, not type and member if insertion is allowed.
(visit_reference_op_load): For a weak match from union type
punning lookup a view-converted value and insert a SSA_NAME
for that value if that is not found.
(visit_use): Make dumps shorter. Do not disallow value numbering
SSA_NAMEs that are life over an abnormal edge to constants.
(free_scc_vn): Release inserted SSA_NAMEs.
(run_scc_vn): New flag to specify whether insertion is allowed.
Process SSA_NAMEs in forward order.
* tree-ssa-loop-im.c (for_each_index): Handle invariant
ADDR_EXPRs inside VIEW_CONVERT_EXPR.
* fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
pointer type to/from integral types that do not change the
precision to regular conversions.
2008-03-13 Uros Bizjak <ubizjak@gmail.com>
* doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
__builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
__builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
__builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
input arguments and the mode of return value. Built-in functions
that operate on whole 64-bit MMX register now use V1DI mode.
2008-03-13 Alon Dayan <alond@il.ibm.com>
Olga Golovanevsky <olga@il.ibm.com>
PR tree-optimization/35041
* ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
to locate the right position in a statement.
2008-03-13 Uros Bizjak <ubizjak@gmail.com>
PR target/34000
PR target/35553
* config/i386/xmmintrin.h: Change all static inline functions to
extern inline and add __gnu_inline__ attribute.
* config/i386/bmintrin.h: Ditto.
* config/i386/smmintrin.h: Ditto.
* config/i386/tmmintrin.h: Ditto.
* config/i386/mmintrin-common.h: Ditto.
* config/i386/ammintrin.h: Ditto.
* config/i386/emmintrin.h: Ditto.
* config/i386/pmmintrin.h: Ditto.
* config/i386/mmintrin.h: Ditto.
* config/i386/mm3dnow.h: Ditto.
2008-03-13 Jakub Jelinek <jakub@redhat.com>
PR middle-end/35185
* omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
(lower_omp_2): New function.
(lower_omp_1, lower_omp): Rewritten.
2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
PR 35054
* doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
with the phrase "Microsoft Windows compilers".
(Push/Pop Macro Pragmas): New subsection. Document
#pragma push_macro and pragma pop_macro.
2008-03-12 Paul Brook <paul@codesourcery.com>
* config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
2008-03-12 Paul Brook <paul@codesourcery.com>
* config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
(thumb2_alusi3_short): Exclude PLUS and MINUS.
(thumb2_addsi_shortim): Rename ...
(thumb2_addsi_short): ... to this. Allow register operands.
(thumb2_subsi_short): New pattern.
(thumb2_one_cmplsi2_short,
thumb2_negsi2_short): New patterns and peepholes.
2008-03-12 Paul Brook <paul@codesourcery.com>
* config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
2008-03-12 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (int_cond): New code iterator.
(fp_cond): Ditto.
("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
sge, sgeu, sle and sleu expanders usign int_cond code iterator.
("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
bge, bgeu, ble and bleu expanders usign int_cond code iterator.
("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
2008-03-12 Paul Brook <paul@codesourcery.com>
* config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
instead of {arm,thumb}_compute_save_reg_mask.
(output_return_instruction): Ditto.
(thumb_unexpanded_epilogue): Ditto.
(thumb1_expand_prologue): Ditto.
(thumb1_output_function_prologue): Ditto.
(arm_set_return_address): Ditto.
(thumb_set_return_address): Ditto.
(arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
regs to achieve stack alignment.
(thumb1_compute_save_reg_mask): Fix compiler warning.
(arm_output_epilogue): Use offsets->saved_regs_mask.
Adjust stack pointer by poping call clobered registers.
(arm_expand_prologue): Use offsets->saved_regs_mask.
Adjust stack pointer by pushing extra registers.
* config/arm.h (arm_stack_offsets): Add saved_regs_mask.
2008-03-12 Paolo Bonzini <bonzini@gnu.org>
PR tree-opt/35422
* fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
conversion to the operands of a multiplication.
2008-03-12 Richard Guenther <rguenther@suse.de>
* Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
(tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
* timevar.def (TV_TREE_PHIPROP): Add.
* tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
pass description. Use TV_TREE_PHIPROP.
* tree-ssa-forwprop.c: Remove phiprop code.
2008-03-12 Jakub Jelinek <jakub@redhat.com>
PR middle-end/35549
* omp-low.c (maybe_lookup_decl): Constify first argument.
(use_pointer_for_field): Change last argument from bool to
omp_context *. Disallow shared copy-in/out in nested
parallel if decl is shared in outer parallel too.
(build_outer_var_ref, scan_sharing_clauses,
lower_rec_input_clauses, lower_copyprivate_clauses,
lower_send_clauses, lower_send_shared_vars): Adjust callers.
2008-03-12 Victor Kaplansky <victork@il.ibm.com>
Ira Rosen <irar@il.ibm.com>
* tree-vectorizer.c (free_stmt_vec_info): New function.
(destroy_loop_vec_info): Move code to free_stmt_vec_info().
Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
* tree-vectorizer.h (free_stmt_vec_info): Declare.
* tree-vect-transform.c (vectorizable_conversion): Free
vec_oprnds0 if it was allocated.
(vect_permute_store_chain): Remove unused VECs.
(vectorizable_store): Free VECs that are allocated in the..
function.
(vect_transform_strided_load, vectorizable_load): Likewise.
(vect_remove_stores): Simplify the code.
(vect_transform_loop): Move code to vect_remove_stores().
Call vect_remove_stores() and free_stmt_vec_info().
2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
* pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
TARGET_HPUX. Revise comment.
(TARGET_LONG_PIC_PCREL_CALL): Revise comment.
* pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
Use sr4 variant of `be' instruction when not generating PIC code.
(attr_length_call): Adjust for above change.
2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
* ipa-reference.c (static_execute): Remove module_statics_const and
associated setting code.
2008-03-11 Uros Bizjak <ubizjak@gmail.com>
PR target/35540
* config/i386/i386.md (paritysi2, paritydi2): Use register_operand
predicate for operand 1.
(paritysi2_cmp): Use register_operand predicate for operand 2.
Use earlyclobber modifier for operand 1. Remove support for
memory operands.
(paritydi2_cmp): Use register_operand predicate for operand 3.
Use earlyclobber modifier for operand 1. Remove support for
memory operands.
2008-03-11 Paul Brook <paul@codesourcery.com>
Vladimir Prus <vladimir@codesourcery.com>
* config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
(arm_compute_save_reg0_reg12_mask): Always
check if register 11 must be saved. Always safe hard frame pointer
when frame_pointer_needeed.
(arm_compute_save_reg_mask): Save IP and PC
only with apcs frames.
(arm_output_epilogue): Adjust Thumb2 codepath to
be also invoked and work for ARM non-apcs frames.
(arm_expand_prologue): Don't bother saving IP
for non-apcs frame, since it's not clobbered by
prologue code. Implement non-apcs frame
layout.
2008-03-11 Paolo Bonzini <bonzini@gnu.org>
PR rtl-optimization/35281
* expr.c (convert_move): Use a new pseudo for the intermediate
from_mode->word_mode result.
2008-03-11 Paolo Bonzini <bonzini@gnu.org>
* langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
* langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
* toplev.c (compile_file): Don't call it.
2008-03-11 Uros Bizjak <ubizjak@gmail.com>
PR middle-end/35526
* expr.c (store_expr): Call emit_block_move if the mode
of "temp" RTX is BLKmode.
2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
Richard Guenther <rguenther@suse.de>
PR tree-optimization/31358
* tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
the step with a NULL_TREE.
* tree-ssa-loop-ivopts.c (find_bivs): Convert the step
to sizetype if type is a pointer type.
(add_candidate_1): Don't convert the base and step to
the generic type if the orginal type is a pointer type.
(add_iv_value_candidates): Use sizetype for the step
if type is a pointer type.
(cand_value_at): Likewise.
* tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
for pointer types.
* tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
Don't convert the tem affine to the type.
(add_elt_to_tree): Use sizetype for the step if a pointer.
Use POINTER_PLUS_EXPR for pointers.
(aff_combination_to_tree): Use sizetype for the step if a
pointer.
2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
* config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
Remove commutativity hint.
2008-03-10 Jakub Jelinek <jakub@redhat.com>
PR c/35438
PR c/35439
* c-parser.c (c_parser_omp_threadprivate): Don't add vars with
errorneous type. Check that v is a VAR_DECL.
PR middle-end/35099
* tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
PR tree-optimization/35494
* tree-ssa-ccp.c (get_symbol_constant_value): Check if value
may be overriden at link and run time.
2008-03-10 Richard Guenther <rguenther@suse.de>
PR tree-optimization/34677
* tree-ssa-pre.c (modify_expr_node_pool): Remove.
(poolify_tree): Likewise.
(modify_expr_template): Likewise.
(poolify_modify_stmt): Likewise.
(insert_fake_stores): Handle all component-ref style stores
in addition to INDIRECT_REF. Also handle complex types.
Do not poolify the inserted load.
(realify_fake_stores): Do not rebuild the tree but only
make it a SSA_NAME copy.
(init_pre): Remove initialzation of modify_expr_template.
Do not allocate modify_expr_node_pool.
(fini_pre): Do not free modify_expr_node_pool.
2008-03-10 Paul Brook <paul@codesourcery.com>
* config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
to avoid conflicts.
2008-03-10 Paul Brook <paul@codesourcery.com>
Mark Shinwell <shinwell@codesourcery.com>
* config/arm/cortex-r4.md: New.
* config/arm/thumb2.md (divsi3, udivsi3): Annotate with
insn attributes.
* config/arm/arm.md: Include cortex-r4.md.
(insn): Add smmls, sdiv and udiv values.
(generic_sched): Don't use generic scheduling for Cortex-R4.
(arm_issue_rate): New function.
(TARGET_SCHED_ISSUE_RATE): Define.
2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
* doc/invoke.texi (-ftree-loop-distribution): Add an example.
2008-03-10 Richard Guenther <rguenther@suse.de>
* tree-ssa-pre.c (get_sccvn_value): Simplify.
(compute_avail): Do not add stmt uses to AVAIL_OUT.
2008-03-10 Paolo Bonzini <bonzini@gnu.org>
* langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
Set default to true.
2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
* c.opt (Wsynth): Deprecate.
* doc/invoke.texi (Option Summary, Warning Options): Document
-Wno-format-contains-nul.
2008-03-09 Uros Bizjak <ubizjak@gmail.com>
PR target/35496
* config/i386/i386.c (ix86_constant_alignment): Compute alignment using
ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
2008-03-09 Ira Rosen <irar@il.ibm.com>
* config/rs6000/rs6000.c (builtin_description): Rename vector
left shift operations.
* config/rs6000/altivec.md (UNSPEC_VSL): Remove.
(altivec_vsl<VI_char>): Rename to ...
(ashl<mode>3): ... new name.
(mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
gen_ashlv4si3.
(absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
2008-03-08 Richard Guenther <rguenther@suse.de>
* coverage.h (tree_coverage_counter_addr): Declare.
* coverage.c (tree_coverage_counter_addr): New function.
* tree-profile.c (tree_gen_edge_profiler): Unshare counter
before using again.
(tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
(tree_gen_one_value_profiler): Likewise.
(tree_gen_ic_profiler): Likewise.
(tree_gen_average_profiler): Likewise.
(tree_gen_ior_profiler): Likewise.
2008-03-08 Richard Guenther <rguenther@suse.de>
* tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
(vn_binary_op_insert): Likewise.
(vn_unary_op_lookup): Likewise.
(vn_unary_op_insert): Likewise.
(vn_nary_op_lookup): Declare.
(vn_nary_op_insert): Likewise.
* tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
and binary hashes, use a single obstack for unary_op_pool
and binary_op_pool.
(struct vn_binary_op_s, struct vn_unary_op_s): Replace with
a single struct vn_nary_op_s. Store tree code length and
a variable number of operands.
(struct vn_reference_op_struct): Remove unused op2.
(vn_reference_op_eq): Do not compare op2.
(vn_reference_op_compute_hash): Do not compute hash of op2.
(vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
(vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
with vn_nary_op_compute_hash.
(vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
(vn_unary_op_lookup, vn_binary_op_lookup): Replace with
vn_nary_op_lookup.
(vn_unary_op_insert, vn_binary_op_insert): Replace with
vn_nary_op_insert.
(visit_unary_op): Call nary functions.
(visit_binary_op): Likewise.
(process_scc): Adjust for struct vn_tables_s changes.
(allocate_vn_table): Likewise.
(free_vn_table): Likewise.
* tree-vn.c (vn_add): Call nary functions.
(vn_lookup): Likewise.
2008-03-08 Jakub Jelinek <jakub@redhat.com>
PR target/35498
* config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
wdst back after sync_compare_and_swapqhi_internal.
2008-03-08 Uros Bizjak <ubizjak@gmail.com>
PR target/22152
* config/i386/i386-modes.def (V1DI): New vector mode.
* config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
* config/i386/mmx.md (MMXMODEI8): New mode iterator.
(MMXMODE248): Ditto.
(MMXMODE): Add V1DI mode.
(mmxvecsize): Change DI mode to V1DI mode.
("mov<mode>): Use MMXMODEI8 mode iterator.
("*mov<mode>_internal_rex64"): Ditto.
("*mov<mode>_internal"): Ditto.
("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
("mmx_sub<mode>3"): Ditto.
("mmx_adddi3"): Remove insn pattern.
("mmx_subdi3"): Ditto.
("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
("mmx_ashl<mode>3"): Ditto.
("mmx_lshrdi3"): Remove insn pattern.
("mmx_ashldi3"): Ditto.
* config/i386/i386.c (classify_argument): Handle V1DImode.
(function_arg_advance_32): Ditto.
(function_arg_32): Ditto.
(struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
mmx_addv1di3 insn pattern.
[IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
[IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
Remove definitions of built-in functions.
(V1DI_type_node): New node.
(v1di_ftype_v1di_int): Ditto.
(v1di_ftype_v1di_v1di): Ditto.
(v2si_ftype_v2si_si): Ditto.
(v4hi_ftype_v4hi_di): Remove node.
(v2si_ftype_v2si_di): Ditto.
(ix86_init_mmx_sse_builtins): Handle V1DImode.
(__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
Redefine builtins using def_builtin_const with *_ftype_*_int node.
(__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
Add new builtins using def_builtin_const.
(ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
* config/i386/mmintrin.h (__v1di): New typedef.
(_mm_add_si64): Cast arguments to __v1di type.
(_mm_sub_si64): Ditto.
(_mm_sll_pi16): Cast __count to __v4hi type.
(_mm_sll_pi32): Cast __count to __v2si type.
(_mm_sll_si64): Cast arguments to __v1di type.
(_mm_srl_pi16): Cast __count to __v4hi type.
(_mm_srl_pi32): Cast __count to __v2si type.
(_mm_srl_si64): Cast arguments to __v1di type.
(_mm_sra_pi16): Cast __count to __v4hi type.
(_mm_sra_pi32): Cast __count to __v2si type.
(_mm_slli_pi16): Use __builtin_ia32_psllwi.
(_mm_slli_pi32): Use __builtin_ia32_pslldi.
(_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
(_mm_srli_pi16): Use __builtin_ia32_psrlwi.
(_mm_srli_pi32): Use __builtin_ia32_psrldi.
(_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
(_mm_srai_pi16): Use __builtin_ia32_psrawi.
(_mm_srai_pi32): Use __builtin_ia32_psradi.
* config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
* doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
__builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
__builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
2008-03-07 Joseph Myers <joseph@codesourcery.com>
* doc/include/texinfo.tex: Update to version 2008-03-07.10.
2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
PR target/35373
* config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
reg+const addressing for Altivec modes. Don't generate reg+reg
addressing for TFmode or TDmode quantities.
2008-03-07 Paolo Bonzini <bonzini@gnu.org>
* c-common.c (vector_types_convertible_p): Call langhook
instead of comptypes.
2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
PR tree-opt/35402
* tree-ssa-ccp.c (get_symbol_constant_value): Handle
integral and scalar float variables which have a
NULL DECL_INITIAL.
2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
* dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
dwarf_register_span hook when emitting unwind information for
register-to-memory saves.
* config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
(rs6000_frame_related): Remove call to spe_synthesize_frame.
2008-03-06 Jakub Jelinek <jakub@redhat.com>
* gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
for the same VAR_DECL.
2008-03-06 Tom Tromey <tromey@redhat.com>
* treelang: Delete.
* doc/standards.texi (Standards): Don't mention treelang.
* doc/invoke.texi (Overall Options): Don't mention treelang.
* doc/install.texi (Prerequisites): Don't mention bison or
treelang.
(Configuration): Don't mention treelang.
(Building): Likewise.
* doc/frontends.texi (G++ and GCC): Don't mention treelang.
2008-03-06 Paolo Bonzini <bonzini@gnu.org>
* simplify-rtx.c (simplify_subreg): Remove useless shifts from
word-extractions out of a multi-word object.
2008-03-06 Richard Guenther <rguenther@suse.de>
* tree.def (BIT_FIELD_REF): Constrain result type and its precision.
* tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
result type and precision.
* expr.c (get_inner_reference): Set unsignedp based on the result
type of BIT_FIELD_REF.
* tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
* tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
(try_instantiate_multiple_fields): Likewise. Use the correct type
for BIT_FIELD_REF.
(sra_build_assignment): Likewise.
(sra_build_elt_assignment): Likewise.
(sra_explode_bitfield_assignment): Likewise.
* print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
* tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
set BIT_FIELD_REF_UNSIGNED.
(vectorizable_load): Likewise.
2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
* cse.c (cse_extended_basic_block): Invalidate artificial defs
at bb start.
2008-03-06 Richard Guenther <rguenther@suse.de>
* alias.c (struct alias_set_entry): Move has_zero_child field
to pack with alias_set.
2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/i386-modes.def: Use 4 byte alignment on DI for
32bit host.
2008-03-05 Ian Lance Taylor <iant@google.com>
* alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
* fwprop.c (update_df): Support width and offset parameters of
df_ref_create.
* ra-conflict.c (mark_reg_store, clear_reg_in_live,
global_conflicts): Change DF_REF_EXTRACT to either
DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
* df-scan.c (df_ref_record, df_defs_record,
df_ref_create_structure, df_def_record_1, df_uses_record,
df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
df_bb_refs_collect, df_entry_block_defs_collect,
df_exit_block_uses_collect): Support new width and offset fields.
(ref_extract_pool): New storage pool.
(df_free_ref): New function.
(df_reg_chain_unlink, df_free_collection_rec,
df_sort_and_compress_refs): Call df_free_ref.
(df_ref_equal_p, df_ref_compare): Compare offset and width fields
of df_ref_extract.
(df_ref_create_structure): Allocate df_ref_extract if offset and
width fields are used.
(df_def_record_1): Get offset and width from ZERO_EXTRACT.
(df_uses_record): Get offset and width from ZERO_EXTRACT
and SIGN_EXTRACT.
* global.c (build_insn_chain): Change DF_REF_EXTRACT to either
DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
* df.h (df_ref_flags): Change DF_REF_EXTRACT to either
DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
(df_ref_extract): New structure.
(DF_REF_WIDTH, DF_REF_OFFSET): New macros.
(df_ref_create): Add width and offset parameters.
2008-03-05 Richard Guenther <rguenther@suse.de>
* tree-ssa-structalias.c (get_constraint_for_component_ref):
Use ranges_overlap_p.
(offset_overlaps_with_access): Rename
to ranges_overlap_p and move ...
* tree-flow-inline.h (ranges_overlap_p): ... here.
* tree.h (get_inner_reference, handled_component_p): Update
comments.
* tree.h (record_component_aliases, get_alias_set,
alias_sets_conflict_p, alias_sets_must_conflict_p,
objects_must_conflict_p): Move declarations ...
* alias.h (record_component_aliases, get_alias_set,
alias_sets_conflict_p, alias_sets_must_conflict_p,
objects_must_conflict_p): ... here.
Include coretypes.h.
* Makefile.in (ALIAS_H): Add coretypes.h dependency.
2008-03-05 Aldy Hernandez <aldyh@redhat.com>
* cfg.c: Include tree-flow.h.
(remove_edge_raw): Call redirect_edge_var_map_clear.
(redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
* tree-flow-inline.h (redirect_edge_var_map_def): New.
(redirect_edge_var_map_result): New.
* tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
PENDING_STMT use with redirect_edge_var_map_*.
* tree-ssa.c (edge_var_maps): New definition.
(redirect_edge_var_map_add): New.
(redirect_edge_var_map_clear): New.
(redirect_edge_var_map_dup): New.
(redirect_edge_var_map_vector): New.
(redirect_edge_var_map_destroy): New.
(ssa_redirect_edge): Replace PENDING_STMT use with
redirect_edge_var_map_*.
(flush_pending_stmts): Same.
(delete_tree_ssa): Destroy edge var map.
* tree-flow.h (struct _edge_var_map): New.
Define edge_var_map vector type.
Declare redirect_edge_var_map_* prototypes.
* Makefile.in (cfg.o): Depend on TREE_FLOW_H.
* tree-cfg.c (reinstall_phi_args): Replace
PENDING_STMT use with redirect_edge_var_map_*.
2008-03-05 Richard Guenther <rguenther@suse.de>
PR tree-optimization/35472
* tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
whose single use_stmt has a overlapping set of loaded and
stored symbols as that use_stmt might be a noop assignment then.
2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
* gthr-rtems.h: Implement __gthread_mutex_destroy.
2008-03-05 Richard Guenther <rguenther@suse.de>
PR c++/35336
* tree.def (BIT_FIELD_REF): Document that operands 1 and 2
should be constants.
* tree-cfg.c (verify_expr): Verify it.
* fold-const.c (fold_truthop): Remove code generating
BIT_FIELD_REFs of structure bases.
(fold_binary): Likewise.
(fold_ternary): Position and size of BIT_FIELD_REFs are
always host integers.
(make_bit_field_ref): Remove.
(optimize_bit_field_compare): Remove.
(all_ones_mask_p): Remove.
2008-03-05 Gabor Loki <loki@gcc.gnu.org>
PR gcc/33009
* rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
(split_block_and_df_analyze): New. Split basic block and rebuild
dataflow.
(block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
SPLIT_BLOCK.
(split_pattern_seq): Likewise.
(erase_matching_seqs): Likewise.
(split_pattern_seq): Skip return insn in case of REG_NORETURN note.
2008-03-04 Geoff Keating <geoffk@apple.com>
* fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
declaration and code.
(tree_invalid_nonnegative_warnv_p): Likewise.
2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
* doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
examples. Truncate option-names then causing overfull hbox.
2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
PR target/35222
* configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
on hpux10.
* configure: Rebuilt.
2008-03-04 Rafael EspÃndola <espindola@google.com>
* fold-const.c (tree_simple_nonnegative_warnv_p): New.
(tree_unary_nonnegative_warnv_p): New.
(tree_binary_nonnegative_warnv_p): New.
(tree_single_nonnegative_warnv_p): New.
(tree_invalid_nonnegative_warnv_p): New.
(tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
PR 28322
* opts.c (handle_option): Postpone 'unknown option' errors only for
warning options.
2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
PR target/35453
* config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
(_SIDD_XXX): This.
2008-03-04 Rafael EspÃndola <espindola@google.com>
* fold-const.c (tree_unary_nonzero_warnv_p): New.
(tree_binary_nonzero_warnv_p): New.
(tree_single_nonzero_warnv_p): New.
(tree_expr_nonzero_warnv_p): Redefine using the new functions.
2008-03-04 Uros Bizjak <ubizjak@gmail.com>
PR middle-end/35456
* fold-const.c (fold_cond_expr_with_comparison): Prevent
transformations for modes that have signed zeros.
* ifcvt.c (noce_try_abs): Ditto.
2008-03-04 Joseph Myers <joseph@codesourcery.com>
* config/i386/i386.c (override_options): Force
-maccumulate-outgoing-args on if TARGET_STACK_PROBE.
2008-03-04 Jan Hubicka <jh@suse.cz>
PR c++/35262
* ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
in last commit.
2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
* config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
label to probe the stack.
2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
* gthr-win32.h [__GTHREAD_HIDE_WIN32API]
(__gthr_win32_mutex_destroy): Declare.
[__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
__gthr_win32_mutex_destroy.
* config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
2008-03-03 Jan Hubicka <jh@suse.cz>
PR c++/35262
* ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
aggressive on inlining cold calls.
2008-03-03 Richard Guenther <rguenther@suse.de>
* tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
struct copies into the expression table.
(simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
(try_to_simplify): Likewise.
* fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
integral and pointer arguments which do not change the
precision to NOP_EXPRs.
* tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
VIEW_CONVERT_EXPR case.
2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
* tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
defined in a loop at depth 0 is invariant.
* tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
* tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
be called at loop depth 0.
2008-03-02 Jakub Jelinek <jakub@redhat.com>
PR driver/35420
* gcc.c (process_command): Update copyright notice dates.
* gcov.c (print_version): Likewise.
* gcov-dump.c (print_version): Likewise.
* mips-tfile.c (main): Likewise.
* mips-tdump.c (main): Likewise.
2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
PR 24924
* c-common.c (flag_permissive): Delete.
(constant_expression_warnings): Check flags first.
(constant_expression_error): New.
* c-common.h (flag_permissive): Delete.
(constant_expression_error): Declare.
* flags.h (flag_permissive): Declare. Update description.
* diagnostic.c (pedwarn): Update.
(permerror): New.
* diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
(permissive_error_kind): New.
* toplev.c (flag_permissive): Define. Update description.
* toplev.h (permissive_error_kind): Declare.
* c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
(pedwarn_c90): Use pedantic_warning_kind.
* c-opts.c (c_common_post_options): flag_permissive does not affect
flag_pedantic_errors.
2008-03-02 Joseph Myers <joseph@codesourcery.com>
* libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
__subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
__absvsi2, __absvDI2): Use unsigned arithmetic.
2008-03-02 Andi Kleen <ak@suse.de>
Richard Guenther <rguenther@suse.de>
* struct-equiv.c: Remove file.
* cfg_cleanup.c (condjump_equiv_p): Remove.
* Makefile.in (OBJS-common): Remove struct-equiv.o.
(struct-equiv.o): Remove rule.
* basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
insns_match_p, struct_equiv_block_eq, struct_equiv_init,
rtx_equiv_p, condjump_equiv_p): Remove prototypes.
2008-03-01 Alexandre Oliva <aoliva@redhat.com>
* ifcvt.c (noce_process_if_block): Try to handle only the then
block if the else block exists but isn't suitable.
2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
PR gcc/35063
* gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
* gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
regression from previous patch.
2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
PR gcc/35063
* gthr.h: Add __gthread_mutex_destroy as a function that must be
implemented.
* gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
* gthr-single.h (__gthread_mutex_destroy): Likewise.
* gthr-rtems.h (__gthread_mutex_destroy): Likewise.
* gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
* gthr-nks.h (__gthread_mutex_destroy): Likewise.
* gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
* gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
(__gthread_mutex_destroy_function): Rename to
__gthread_mutex_destroy.
* gthr-dce.h (__gthread_mutex_destroy): Call
pthread_mutex_destroy.
* gthr-tpf.h (__gthread_mutex_destroy): Likewise.
* gthr-posix.h (__gthread_mutex_destroy): Likewise.
* gthr-posix95.h (__gthread_mutex_destroy): Likewise.
2008-03-01 Alexandre Oliva <aoliva@redhat.com>
* df-scan.c (df_ref_chain_change_bb): Simplify.
(df_insn_change_bb): Add new_bb argument. Simplify. Call
set_block_for_insn if there's any change.
* df.h ((df_insn_change_bb): Fix prototype.
* cfgrtl.c (update_bb_for_insn_chain): Pass bb to
df_insn_change_bb, don't call set_block_for_insn.
* emit-rtl.c (reorder_insns): Likewise.
* haifa-sched.c (move_insn): Likewise.
2008-03-01 Alexandre Oliva <aoliva@redhat.com>
* rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
2008-03-01 Alexandre Oliva <aoliva@redhat.com>
* tree-flow-inline.h (next_readonly_imm_use): Return
NULL_USE_OPERAND_P after the end.
2008-03-01 Richard Guenther <rguenther@suse.de>
PR tree-optimization/35411
* tree-sra.c (sra_build_assignment): Split conversion to
final type to a separate statement if we are not assigning
to a register.
2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
* fold-const.c (fold_convertible_p): Correct the logic to follow
that in fold_convert().
2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
PR c++/35315
* tree-inline.c (build_duplicate_type): When we make a
duplicate type, make it unique in the canonical types system.
2008-02-29 Tom Tromey <tromey@redhat.com>
* toplev.c (input_file_stack, input_file_stack_tick, fs_p,
input_file_stack_history, input_file_stack_restored): Remove.
(push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
* input.h (struct file_stack): Remove.
(push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
(input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
Likewise.
* diagnostic.h (struct diagnostic_context) <last_module>: Change
type.
(diagnostic_last_module_changed): Add 'map' argument.
(diagnostic_set_last_function): Likewise.
* diagnostic.c (undiagnostic_report_current_module): Iterate using
line map, not input_file_stack.
* c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
2008-02-29 Paul Brook <paul@codesourcery.com>
* config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
2008-02-29 Paul Brook <paul@codesourcery.com>
* config/arm/ieee754-df.S (muldf3): Use RET macros.
2008-02-29 Richard Guenther <rguenther@suse.de>
* tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
vn_lookup_or_add.
* tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
value for comparing for a store match.
(simplify_unary_expression): Do nothing for SSA_NAMEs.
(try_to_simplify): Do not do a full-blown reference lookup.
2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
* config/sh/sh.c (sh_scalar_mode_supported_p): New function.
(TARGET_SCALAR_MODE_SUPPORTED_P): Define.
* config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
* tree-loop-linear.c (try_interchange_loops): Compare memory access
strides against cache sizes.
2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
* config/sh/sh.c (sh_secondary_reload): Handle loading a float
constant to fpul.
2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
* simplify-rtx.c (simplify_unary_operation_1): Extend the handling
of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
is smaller than the original promoted value.
(simplify_subreg): If OP is a SUBREG, try to preserve its
SUBREG_PROMOTED_VAR_P information.
2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
* tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
(VN_INFO_GET): Allocate new objects on the obstack.
(init_scc_vn): Initialize the obstack. Use XDELETE instead of free
for rpo_numbers_temp, for consistency.
(free_scc_vn): Free the obstack.
2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
* doc/invoke.texi: Document -ftree-loop-distribution.
* tree-loop-distribution.c: New.
* tree-pass.h (pass_loop_distribution): New.
* graphds.h (struct graph): Add htab_t indices.
* timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
* tree-vectorizer.c (rename_variables_in_loop): Extern.
(slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
* tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
* tree-data-ref.c (debug_data_dependence_relations): New.
(dump_data_dependence_relation): Also print data references.
(free_data_ref): Extern.
(same_access_functions): Moved...
(find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
(dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
struct rdg_vertex_info, rdg_vertex_for_stmt): New.
(create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
(stmts_from_loop): Skip LABEL_EXPR.
(hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
New.
(build_rdg): Initialize rdg->indices htab.
(free_rdg, stores_from_loop, ref_base_address,
rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
have_similar_memory_accesses_1, ref_base_address_1,
remove_similar_memory_refs): New.
* tree-data-ref.h: Depend on tree-chrec.h.
(debug_data_dependence_relations, free_data_ref): Declared.
(same_access_functions): ... here.
(ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
New.
(struct rdg_vertex): Add has_mem_write and has_mem_reads.
(RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
(dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
rdg_vertex_for_stmt): Declared.
(struct rdg_edge): Add level.
(RDGE_LEVEL): New.
(free_rdg, stores_from_loop, remove_similar_memory_refs,
rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
Declared.
(rdg_has_similar_memory_accesses): New.
* tree-vect-analyze.c: Remove unused static decls.
* lambda.h (dependence_level): New.
* common.opt (ftree-loop-distribution): New.
* tree-flow.h (mark_virtual_ops_in_bb,
slpeel_tree_duplicate_loop_to_edge_cfg,
rename_variables_in_loop): Declared.
* Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
(OBJS-common): Add tree-loop-distribution.o.
(tree-loop-distribution.o): New rule.
* tree-cfg.c (mark_virtual_ops_in_bb): New.
(mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
* passes.c (init_optimization_passes): Schedule pass_loop_distribution.
2008-02-28 Joseph Myers <joseph@codesourcery.com>
PR target/33963
* tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
other than structures and unions.
2008-02-28 Richard Guenther <rguenther@suse.de>
Revert:
2008-02-26 Richard Guenther <rguenther@suse.de>
* tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
* tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
(lookup_decl_from_uid): Declare.
(remove_decl_from_map): Likewise.
* tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
* tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
(decl_for_uid_map): New global hashtable mapping DECL_UID
to the decl tree.
(init_ttree): Allocate it.
(insert_decl_to_uid_decl_map): New helper function.
(make_node_stat): Insert new decls into the map.
(copy_node_stat): Likewise.
(lookup_decl_from_uid): New function.
(remove_decl_from_map): Likewise.
(print_decl_for_uid_map_statistics): New helper.
(dump_tree_statistics): Call it.
* tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
(referenced_var_iterator): Adjust.
(FOR_EACH_REFERENCED_VAR): Adjust.
(FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
(num_referenced_vars): Adjust.
* tree-flow-inline.h (gimple_referenced_vars): Adjust.
(first_referenced_var): Remove.
(end_referenced_vars_p): Likewise.
(next_referenced_var): Likewise.
(referenced_var_iterator_set): New helper function.
* tree-dfa.c (referenced_var_lookup): Adjust.
(referenced_var_check_and_insert): Likewise.
(remove_referenced_var): Likewise.
* tree-ssa.c (verify_flow_insensitive_alias_info): Use
FOR_EACH_REFERENCED_VAR_IN_BITMAP.
(verify_call_clobbering): Likewise.
(verify_memory_partitions): Likewise.
(init_tree_ssa): Allocate bitmap instead of hashtable for
referenced_vars.
(delete_tree_ssa): Adjust.
* tree-ssa-alias.c (mark_aliases_call_clobbered): Use
FOR_EACH_REFERENCED_VAR_IN_BITMAP.
(compute_tag_properties): Likewise.
(set_initial_properties): Likewise.
(find_partition_for): Likewise.
(update_reference_counts): Likewise.
(dump_may_aliases_for): Likewise.
* tree-ssa-operands.c (add_virtual_operand): Likewise.
(add_call_clobber_ops): Likewise.
(add_call_read_ops): Likewise.
(get_asm_expr_operands): Likewise.
* tree-into-ssa.c (dump_decl_set): Likewise.
(update_ssa): Likewise.
* tree-sra.c (scan_function): Likewise.
(decide_instantiations): Likewise.
(scalarize_parms): Likewise.
* tree-ssa-alias-warnings.c (build_reference_table): Likewise.
(dsa_named_for): Likewise.
* tree-ssa-structalias.c (update_alias_info): Likewise.
(merge_smts_into): Likewise.
2008-02-27 David Daney <ddaney@avtrex.com>
PR target/34409
* config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
* config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
* config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
* config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
* config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
2008-02-27 Uros Bizjak <ubizjak@gmail.com>
PR target/25477
* config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
(BUILT_IN_NEXTTOWARD): Remove.
(BUILT_IN_NEXTTOWARDF): Ditto.
* config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
2008-02-27 Tom Tromey <tromey@redhat.com>
* tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
2008-02-27 Jan Beulich <jbeulich@novell.com>
* c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
update the respective field on newdecl.
2008-02-27 Revital Eres <eres@il.ibm.com>
PR rtl-optimization/34999
* bb-reorder.c (add_labels_and_missing_jumps): Do not handle
crossing edges that ends with a call insn.
(fix_up_fall_thru_edges): Handle crossing edges that ends with a
call insn and clear the EDGE_CROSSING flag of the crossing edge
when fixing fallthru edges.
2008-02-27 Richard Guenther <rguenther@suse.de>
PR middle-end/35390
* fold-const.c (fold_unary): Return the correct argument,
converted to the result type.
2008-02-27 Richard Guenther <rguenther@suse.de>
PR middle-end/34971
* expr.c (expand_expr_real_1): Assert on rotates that operate
on partial modes.
* fold-const.c (fold_binary): Use the types precision, not the
bitsize of the mode if folding rotate expressions. Build rotates
only for full modes.
2008-02-27 Jakub Jelinek <jakub@redhat.com>
* c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
and CPP_PRAGMA_EOL.
* c-pragma.c (pragma_ns_name): New typedef.
(registered_pp_pragmas): New variable.
(c_pp_lookup_pragma): New function.
(c_register_pragma_1): If flag_preprocess_only, do nothing
for non-expanded pragmas, for expanded ones push pragma's
namespace and name into registered_pp_pragmas vector.
(c_invoke_pragma_handler): Register OpenMP pragmas even when
flag_preprocess_only, don't register GCC pch_preprocess
pragma if flag_preprocess_only.
* c-opts.c (c_common_init): Call init_pragma even if
flag_preprocess_only.
* c-pragma.c (c_pp_lookup_pragma): New prototype.
* config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
cpp_register_pragma if flag_preprocess_only.
2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
PR c/28800
* c-parser.c (c_parser_translation_unit): Warn for empty
translation unit, not empty source file.
2008-02-26 Paul Brook <paul@codesourcery.com>
* config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
operand for Thumb-2.
* config/arm/arm.h (reg_class): Add CORE_REGS.
(REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
(BASE_REG_CLASS): Use CORE_REGS.
(PREFERRED_RELOAD_CLASS): Add STACK_REG.
(REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
(REGNO_OK_FOR_INDEX_P): Exclude SP.
(ARM_REG_OK_FOR_INDEX_P): Always define. Use
ARM_REGNO_OK_FOR_INDEX_P.
(ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
* config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
(ldm/stm peepholes): Ditto.
* config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
* config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
* config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
* config/arm/constraints.md: Enable "k" constraint on ARM.
2008-02-27 Ben Elliston <bje@au.ibm.com>
* config/rs6000/rs6000.c: Annotate cache line size field in all
instances of struct processor_costs.
2008-02-26 David Edelsohn <edelsohn@gnu.org>
* dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
dse2, gcse, if_conversion, if_after_combine, if_after_reload,
jump_bypass): New counters.
* cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
* dce.c (gate_ud_dce): Same.
(gate_fast_dce): Same.
* dse.c (gate_dse1): New function.
(gate_dse2): New function.
(gate_dse): Merge results of new gate functions.
* gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
(gate_handle_jump_bypass): Add dbg_cnt.
(gate_handle_gcse): Add dbg_cnt.
* ifcvt.c (gate_handle_if_conversion): Same.
(gate_handle_if_after_combine): Same.
(gate_handle_if_after_reload): Same.
* Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
2008-02-26 Edmar Wienskoski <edmar@freescale.com>
* config/rs6000/rs6000.c (processor_costs): Update e300 cache
line sizes.
* doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
2008-02-26 Jason Merrill <jason@redhat.com>
PR c++/35315
* attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
alone if it's the naming decl for the type's main variant.
2008-02-26 Tom Tromey <tromey@redhat.com>
* system.h (USE_MAPPED_LOCATION): Poison.
* Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
* tree-cfg.c (make_cond_expr_edges): Remove old location code.
(make_goto_expr_edges): Likewise.
(remove_bb): Likewise.
(execute_warn_function_return): Likewise.
* basic-block.h (struct edge_def) <goto_locus>: Change type to
location_t.
* c-common.c (fname_decl): Remove old location code.
* tree-vect-transform.c (vect_finish_stmt_generation): Remove old
location code.
* rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
variant.
(ASM_INPUT_SOURCE_LOCATION): Likewise.
(gen_rtx_ASM_INPUT): Likewise.
(gen_rtx_ASM_INPUT_loc): Likewise.
(get_rtx_asm_OPERANDS): Remove.
* cfglayout.c (insn_locators_alloc): Remove old location code.
(set_curr_insn_source_location): Likewise.
(curr_insn_locator): Likewise.
* print-tree.c (print_node): Remove old location code.
* tree-mudflap.c (mf_varname_tree): Remove old location code.
(mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
* cfgexpand.c (expand_gimple_cond_expr): Don't use
location_from_locus.
(construct_exit_block): Remove old location code.
* emit-rtl.c (force_next_line_note): Remove old location code.
* profile.c (branch_prob): Remove old location code.
* tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
LOC_LINE): Remove old-location variants.
* langhooks.c (lhd_print_error_function): Remove old location
code.
* configure, config.in: Rebuilt.
* configure.ac (--enable-mapped-location): Remove.
* c-decl.c (c_init_decl_processing): Remove old location code.
(finish_function): Likewise.
* recog.c (decode_asm_operands): Remove old location code.
* c-pch.c (c_common_read_pch): Remove old location code.
* rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
variants.
* gimple-low.c (lower_function_body): Remove old location code.
* toplev.c (unknown_location): Remove.
(push_srcloc): Remove old-location variant.
(process_options): Remove old location code.
(lang_dependent_init): Likewise.
* input.h (UNKNOWN_LOCATION): Move definition.
(location_t): Undeprecate.
(source_locus): Remove.
(location_from_locus): Remove.
(struct location_s): Remove.
Remove all old-location code.
(input_line, input_filename): Remove.
* final.c (final_scan_insn): Remove old location code.
* diagnostic.c (diagnostic_build_prefix): Remove
USE_MAPPED_LOCATION test.
* tree.h (gimple_stmt) <locus>: Now a location_t.
(tree_exp) <locus>: Likewise.
(DECL_IS_BUILTIN): Remove old-location variant.
(annotate_with_file_line, annotate_with_locus): Likewise.
(expr_locus, set_expr_locus): Update.
* tree.c (build1_stat): Remove old location code.
(last_annotated_node): Remove.
(annotate_with_file_line): Remove old-location variant.
(annotate_with_locus): Likewise.
(expr_location): Remove old location code.
(set_expr_location): Likewise.
(expr_has_location): Likewise.
(expr_locus): Likewise.
(set_expr_locus): Likewise.
(expr_filename): Don't use location_from_locus.
(expr_lineno): Likewise.
* rtl-error.c (location_for_asm): Remove old location code.
* c-lex.c (cb_line_change): Remove old location code.
(fe_file_change): Likewise.
(cb_def_pragma): Likewise.
(c_lex_with_flags): Likewise.
* gengtype.c (do_typedef): Don't special-case location types.
(define_location_structures): Remove.
(main): Don't call define_location_structures.
* tree-pretty-print.c (dump_implicit_edges): Remove old location
code.
2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
PR 26264
* builtins.def (BUILT_IN_STDARG_START): Remove.
* builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
* tree-stdarg.c (execute_optimize_stdarg): Likewise.
* tree-inline.c (inline_forbidden_p_1): Likewise.
2008-02-26 Richard Guenther <rguenther@suse.de>
* tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
* tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
(lookup_decl_from_uid): Declare.
(remove_decl_from_map): Likewise.
* tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
* tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
(decl_for_uid_map): New global hashtable mapping DECL_UID
to the decl tree.
(init_ttree): Allocate it.
(insert_decl_to_uid_decl_map): New helper function.
(make_node_stat): Insert new decls into the map.
(copy_node_stat): Likewise.
(lookup_decl_from_uid): New function.
(remove_decl_from_map): Likewise.
(print_decl_for_uid_map_statistics): New helper.
(dump_tree_statistics): Call it.
* tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
(referenced_var_iterator): Adjust.
(FOR_EACH_REFERENCED_VAR): Adjust.
(FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
(num_referenced_vars): Adjust.
* tree-flow-inline.h (gimple_referenced_vars): Adjust.
(first_referenced_var): Remove.
(end_referenced_vars_p): Likewise.
(next_referenced_var): Likewise.
(referenced_var_iterator_set): New helper function.
* tree-dfa.c (referenced_var_lookup): Adjust.
(referenced_var_check_and_insert): Likewise.
(remove_referenced_var): Likewise.
* tree-ssa.c (verify_flow_insensitive_alias_info): Use
FOR_EACH_REFERENCED_VAR_IN_BITMAP.
(verify_call_clobbering): Likewise.
(verify_memory_partitions): Likewise.
(init_tree_ssa): Allocate bitmap instead of hashtable for
referenced_vars.
(delete_tree_ssa): Adjust.
* tree-ssa-alias.c (mark_aliases_call_clobbered): Use
FOR_EACH_REFERENCED_VAR_IN_BITMAP.
(compute_tag_properties): Likewise.
(set_initial_properties): Likewise.
(find_partition_for): Likewise.
(update_reference_counts): Likewise.
(dump_may_aliases_for): Likewise.
* tree-ssa-operands.c (add_virtual_operand): Likewise.
(add_call_clobber_ops): Likewise.
(add_call_read_ops): Likewise.
(get_asm_expr_operands): Likewise.
* tree-into-ssa.c (dump_decl_set): Likewise.
(update_ssa): Likewise.
* tree-sra.c (scan_function): Likewise.
(decide_instantiations): Likewise.
(scalarize_parms): Likewise.
* tree-ssa-alias-warnings.c (build_reference_table): Likewise.
(dsa_named_for): Likewise.
* tree-ssa-structalias.c (update_alias_info): Likewise.
(merge_smts_into): Likewise.
2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
PR 34351
* doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
* c-opts.c (c_common_handle_option): Wall enables
Wvolatile-register-var.
* common.opt: Move Wvolatile-register-var to...
* c.opt: ...here.
2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
* common.opt (Wlarger-than=): New.
* doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
-Wlarger-than=.
* opts.c (common_handle_option): Handle -Wlarger-than=.
* optc-gen.awk: Likewise.
* opth-gen.awk: Likewise.
* stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
* tree-optimize.c (tree_rest_of_compilation): Likewise.
2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
* c-common.c (match_case_to_enum_1): Add appropriate
OPT_W* parameter to warning.
(c_do_switch_warnings): Likewise.
* c-typeck.c (warning_init): Add one more parameter following
'warning' function.
(push_init_level): Update call to warning_init.
(pop_init_level): Likewise.
(add_pending_init): Likewise.
(output_init_element: Likewise.
2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
PR 28322
* toplev.c (toplev_main): If there are warnings or error, print
errors for ignored options.
* opts.c (ignored_options): New static variable.
(postpone_unknown_option_error): New.
(print_ignored_options): New.
(handle_option): Postpone errors for unknown -Wno-* options.
* opts.h (print_ignored_options): Declare.
2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
* config/mips/mips.md (loadgp_blockage, blockage): Change type
to "ghost".
2008-02-25 Richard Guenther <rguenther@suse.de>
Revert:
2008-02-25 Richard Guenther <rguenther@suse.de>
* tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
* tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
(lookup_decl_from_uid): Declare.
* tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
* tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
(decl_for_uid_map): New global hashtable mapping DECL_UID
to the decl tree.
(init_ttree): Allocate it.
(insert_decl_to_uid_decl_map): New helper function.
(make_node_stat): Insert new decls into the map.
(copy_node_stat): Likewise.
(lookup_decl_from_uid): New function.
(print_decl_for_uid_map_statistics): New helper.
(dump_tree_statistics): Call it.
* tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
(referenced_var_iterator): Adjust.
(FOR_EACH_REFERENCED_VAR): Adjust.
(FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
(num_referenced_vars): Adjust.
* tree-flow-inline.h (gimple_referenced_vars): Adjust.
(first_referenced_var): Remove.
(end_referenced_vars_p): Likewise.
(next_referenced_var): Likewise.
(referenced_var_iterator_set): New helper function.
* tree-dfa.c (referenced_var_lookup): Adjust.
(referenced_var_check_and_insert): Likewise.
(remove_referenced_var): Likewise.
* tree-ssa.c (verify_flow_insensitive_alias_info): Use
FOR_EACH_REFERENCED_VAR_IN_BITMAP.
(verify_call_clobbering): Likewise.
(verify_memory_partitions): Likewise.
(init_tree_ssa): Allocate bitmap instead of hashtable for
referenced_vars.
(delete_tree_ssa): Adjust.
* tree-ssa-alias.c (mark_aliases_call_clobbered): Use
FOR_EACH_REFERENCED_VAR_IN_BITMAP.
(compute_tag_properties): Likewise.
(set_initial_properties): Likewise.
(find_partition_for): Likewise.
(update_reference_counts): Likewise.
(dump_may_aliases_for): Likewise.
* tree-ssa-operands.c (add_virtual_operand): Likewise.
(add_call_clobber_ops): Likewise.
(add_call_read_ops): Likewise.
(get_asm_expr_operands): Likewise.
* tree-into-ssa.c (dump_decl_set): Likewise.
(update_ssa): Likewise.
* tree-sra.c (scan_function): Likewise.
(decide_instantiations): Likewise.
(scalarize_parms): Likewise.
* tree-ssa-alias-warnings.c (build_reference_table): Likewise.
(dsa_named_for): Likewise.
* tree-ssa-structalias.c (update_alias_info): Likewise.
(merge_smts_into): Likewise.
2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
PR fortran/29549
* doc/invoke.texi (-fcx-limited-range): Document new option.
* toplev.c (process_options): Handle -fcx-fortran-rules.
* common.opt: Add documentation for -fcx-fortran-rules.
2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
PR c/35162
* doc/invoke.texi (-fcx-limited-range): Correct to be in line with
actual behaviour and C99.
2008-02-26 Ben Elliston <bje@au.ibm.com>
* config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
(ASM_CPU_POWER6_SPEC): Likewise.
(ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
(EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
2008-02-25 Richard Guenther <rguenther@suse.de>
* tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
* tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
(lookup_decl_from_uid): Declare.
* tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
* tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
(decl_for_uid_map): New global hashtable mapping DECL_UID
to the decl tree.
(init_ttree): Allocate it.
(insert_decl_to_uid_decl_map): New helper function.
(make_node_stat): Insert new decls into the map.
(copy_node_stat): Likewise.
(lookup_decl_from_uid): New function.
(print_decl_for_uid_map_statistics): New helper.
(dump_tree_statistics): Call it.
* tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
(referenced_var_iterator): Adjust.
(FOR_EACH_REFERENCED_VAR): Adjust.
(FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
(num_referenced_vars): Adjust.
* tree-flow-inline.h (gimple_referenced_vars): Adjust.
(first_referenced_var): Remove.
(end_referenced_vars_p): Likewise.
(next_referenced_var): Likewise.
(referenced_var_iterator_set): New helper function.
* tree-dfa.c (referenced_var_lookup): Adjust.
(referenced_var_check_and_insert): Likewise.
(remove_referenced_var): Likewise.
* tree-ssa.c (verify_flow_insensitive_alias_info): Use
FOR_EACH_REFERENCED_VAR_IN_BITMAP.
(verify_call_clobbering): Likewise.
(verify_memory_partitions): Likewise.
(init_tree_ssa): Allocate bitmap instead of hashtable for
referenced_vars.
(delete_tree_ssa): Adjust.
* tree-ssa-alias.c (mark_aliases_call_clobbered): Use
FOR_EACH_REFERENCED_VAR_IN_BITMAP.
(compute_tag_properties): Likewise.
(set_initial_properties): Likewise.
(find_partition_for): Likewise.
(update_reference_counts): Likewise.
(dump_may_aliases_for): Likewise.
* tree-ssa-operands.c (add_virtual_operand): Likewise.
(add_call_clobber_ops): Likewise.
(add_call_read_ops): Likewise.
(get_asm_expr_operands): Likewise.
* tree-into-ssa.c (dump_decl_set): Likewise.
(update_ssa): Likewise.
* tree-sra.c (scan_function): Likewise.
(decide_instantiations): Likewise.
(scalarize_parms): Likewise.
* tree-ssa-alias-warnings.c (build_reference_table): Likewise.
(dsa_named_for): Likewise.
* tree-ssa-structalias.c (update_alias_info): Likewise.
(merge_smts_into): Likewise.
2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
PR target/35258
* cse.c (cse_insn): Avoid creation of overlapping MEMs.
* alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
* alias.h (nonoverlapping_memrefs_p): Likewise.
2008-02-25 Jan Beulich <jbeulich@novell.com>
* Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
* config/i386/netware-libgcc.exp: Add __bswap?i2,
__emultls_get_address, __emultls_register_common,
__floatundi?f, and _Unwind_GetIPInfo.
* config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
(gen_regparm_prefix): Likewise.
(i386_nlm_encode_section_info): Sync with
config/i386/winnt.c:i386_pe_encode_section_info().
(i386_nlm_maybe_mangle_decl_assembler_name): New.
i386_nlm_mangle_decl_assembler_name): New.
(netware_override_options): New.
* config/i386/netware.h (netware_override_options): Declare.
(OVERRIDE_OPTIONS): Re-define to netware_override_options.
(i386_nlm_mangle_decl_assembler_name): Declare.
(TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
2008-02-25 Ben Elliston <bje@au.ibm.com>
PR other/32948
* c-decl.c (grokdeclarator): Remove unused local variables
`typedef_type' and `type_as_written'.
* bb-reorder.c
(find_rarely_executed_basic_blocks_and_crossing_edges): Remove
unused local variable `has_hot_blocks'.
(fix_crossing_conditional_branches): Remove unused local variable
`prev_bb'.
2008-02-25 Uros Bizjak <ubizjak@gmail.com>
PR middle-end/19984
* builtins.def (BUILT_IN_NAN): Define as c99 builtin
using DEF_C99_BUILTIN.
(BUILT_IN_NANF): Ditto.
(BUILT_IN_NANL): Ditto.
2008-02-25 Ayal Zaks <zaks@il.ibm.com>
Revital Eres <eres@il.ibm.com>
* modulo-sched.c (calculate_must_precede_follow): Address TODO
regarding the order of two dependent insns in the same row.
2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
* stor-layout.c (layout_decl): Do not bump the alignment of a
bit-field to more than byte alignment if it is packed.
2008-02-24 David Edelsohn <edelsohn@gnu.org>
* config/rs6000/rs6000.c (processor_costs): Add cache costs for
e300c2 and e300c3.
2008-02-24 Diego Novillo <dnovillo@google.com>
http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
PR 33738
* tree-vrp.c (vrp_evaluate_conditional): With
-Wtype-limits, emit a warning when comparing against a
constant outside the natural range of OP0's type.
* c.opt (Wtype-limits): Move ...
* common.opt (Wtype-limits): ... here.
2008-02-24 Edmar Wienskoski <edmar@freescale.com>
* config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
* config/rs6000/e300c2c3.md: New file.
* config/rs6000/rs6000.c (processor_costs): Add new costs for
e300c2 and e300c3.
(rs6000_override_options): Add e300c2 and e300c3 cases to
processor_target_table. Do not allow usage of Altivec or Spe
with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
(rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
* config/rs6000/rs6000.h (processor_type): Add
PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
(ASM_CPU_SPEC): Add e300c2 and e300c3.
* config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
and ppce300c3. Include e300c2c3.md.
2008-02-23 David Edelsohn <edelsohn@gnu.org>
* config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
instead of TARGET_STRICT_ALIGN.
2008-02-23 Joseph Myers <joseph@codesourcery.com>
* explow.c (memory_address): Assert that the generated address is
valid.
2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
PR target/25477
* config/darwin-protos.h: Add darwin_patch_builtins prototype.
* config/darwin-ppc-ldouble-patch.def: New file.
* config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
* config/rs6000/rs6000.c (rs6000_init_builtins): Call
SUBTARGET_INIT_BUILTINS if defined.
* config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
New functions.
2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
PR rtl-opt/33512
* simplify-rtx.c (simplify_binary_operation_1): Add simplification
of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
PR pch/35027
* c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
file" warning condtional on -Winvalid-PCH.
2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
* expmed.c (extract_bit_field): Always use adjust_address for MEM.
2008-02-23 Uros Bizjak <ubizjak@gmail.com>
PR target/22076
PR target/34256
* config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
prevent reload from using MMX registers.
(*mov<mode>_internal): Ditto.
(*movv2sf_internal_rex64): Ditto.
(*movv2sf_internal): Ditto.
2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
PR documentation/31569
* doc/install.texi2html: Use makeinfo --no-number-sections.
2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
* config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
ensure that we can address an entire entity > 8 bytes. Don't
generate reg+reg addressing for such data.
2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
* config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
strings when optimizing for size, unless the target cares about
alignment.
2008-02-22 Tom Tromey <tromey@redhat.com>
* regclass.c (current_pass): Remove declaration.
2008-02-22 Anatoly Sokolov <aesok@post.ru>
* config/avr/libgcc.S (__RAMPZ__): Define.
(__do_copy_data): Add for devices with 128KB code memory.
2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
* config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
Use spe_abi.
* config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
2008-02-22 Hans-Peter Nilsson <hp@axis.com>
* config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
GENNONACR_REGS.
2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
PR c/19999
* c-typeck.c (build_binary_op): Warn about floating point
comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
2008-02-21 Janis Johnson <janis187@us.ibm.com>
PR target/34526
* config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
(rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
add vrsave.
(rs6000_override_options): Set altivec_abi as default, not override,
for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
is used; use new member spe_abi.
(rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
spe_abi and altivec_abi.
2008-02-22 Tomas Bily <tbily@suse.cz>
* tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
PR bootstrap/35273
* config.build (build_file_translate): Set to `CMD //c' only if
it works.
* Makefile.in (build_file_translate): Improve comment.
2008-02-21 Jan Hubicka <jh@suse.cz>
* predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
2008-02-21 Michael Matz <matz@suse.de>
PR target/35264
* config/i386/i386.c (ix86_expand_branch): Add missing breaks.
2008-02-21 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
as insn constraint.
* config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
SSE_VEC_FLOAT_MODE_P as insn constraint.
(<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
(sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
sse4a_movntdf using MODEF mode iterator.
(sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
(sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
(sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
(sse4_1_dpp<ssemodesuffixf2c>): Ditto.
(sse4_1_roundp<ssemodesuffixf2c>): Ditto.
(sse4_1_rounds<ssemodesuffixf2c>): Ditto.
2008-02-21 Richard Guenther <rguenther@suse.de>
* tree.def (PAREN_EXPR): New tree code.
* fold-const.c (fold_unary): Remove PAREN_EXPR around constants
and PAREN_EXPR.
* tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
* expr.c (expand_expr_real_1): Likewise.
* tree-inline.c (estimate_num_insns_1): Likewise.
* tree-complex.c (expand_complex_move): Likewise.
* tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
as plain x.
2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
PR target/35225
* config/sh/sh.c (find_barrier): Don't go past 'from' argument.
2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
PR target/35190
* config/sh/sh.md (jump_compact): Disable for crossing jumps.
* config/sh/sh.c (find_barrier): Don't go past
NOTE_INSN_SWITCH_TEXT_SECTIONS note.
2008-02-20 DJ Delorie <dj@redhat.com>
* config/h8300/h8300.md (insv): Force source operand to be a register.
* config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
as a jump, not as a plain insn.
2008-02-20 Seongbae Park <seongbae.park@gmail.com>
* doc/invoke.texi (Warning Options): Add new option
-Wframe-larger-than=.
(-Wframe-larger-than): Document.
* flags.h (warn_frame_larger_than, frame_larger_than_size):
Add declarations for new option variables.
* final.c (final_start_function): Check the frame size
before emission and issue a Wframe-larger-than warning.
* opts.c (warn_frame_larger_than, frame_larger_than_size):
Add definitions for new option variables.
(common_handle_option): Handle new option OPT_Wframe_larger_than_.
* common.opt (Wframe-larger-than=): New option.
2008-02-20 Uros Bizjak <ubizjak@gmail.com>
* config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
(<sse>_div<mode>3): Ditto.
(<sse>_vmdiv<mode>3): Ditto.
(<sse>_vmsqrt<mode>2): Ditto.
(*smax<mode>3): Ditto.
(sse5_frcz<mode>2): Ditto.
(sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
as insn constraint.
2008-02-20 Richard Guenther <rguenther@suse.de>
PR middle-end/35265
* builtins.c (validate_arg): If we want an INTEGER_TYPE,
be happy with INTEGRAL_TYPE_P.
2008-02-20 Richard Guenther <rguenther@suse.de>
* fold-const.c (split_tree): Associate floatig-point expressions
if flag_associative_math is set.
2008-02-20 Richard Guenther <rguenther@suse.de>
* tree.h (fold_real_zero_addition_p): Declare.
* fold-const.c (fold_real_zero_addition_p): Export.
* tree-ssa-reassoc.c (eliminate_using_constants): Also handle
floating-point operations with zero and one.
2008-02-20 Paolo Bonzini <bonzini@gnu.org>
* doc/install.texi: Correct references to CFLAGS, replacing them
with BOOT_CFLAGS. Document flags used during bootstrap for
target libraries.
2008-02-20 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
* config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
insn constraint.
(smin<mode>3): Ditto from similar patterns.
(smax<mode>3): Ditto.
(*ieee_smin<mode>3): Ditto.
(*ieee_smax<mode>3): Ditto.
* config/i386/sse.md (sse): New mode attribute.
(mov<mode>): Macroize expander from movv4sf and movv2df using
SSEMODEF2P mode iterator.
(<sse>_movnt<mode>): Ditto from similar patterns. Use
SSE_VEC_FLOAT_MODE_P as insn constraint.
(storent<mode>): Ditto.
(storent<mode>): Macroize expander from storentsf and storentdf using
MODEF mode iterator.
(neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
(abs<mode>2): Ditto from similar patterns.
(add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
(sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
(<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
(<sse>_vmsqrt<mode>2): Ditto.
(smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
(<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
(smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
(<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
(<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
insn constraint.
(<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
iterator and SSE_FLOAT_MODE_P as insn constraint.
(<sse>_ucomi): Ditto from similar patterns.
(<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
SSE_VEC_FLOAT_MODE_P as insn constraint.
(vcond<mode>): Ditto from similar patterns.
(and<mode>3, *and<mode>3): Ditto.
(<sse>_nand<mode>3): Ditto.
(ior<mode>3, *ior<mode>3): Ditto.
(xor<mode>3, *xor<mode>3): Ditto.
(*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
iterator and SSE_FLOAT_MODE_P as insn constraint.
(*nand<mode>3): Ditto from similar patterns.
(*ior<mode>3): Ditto.
(*xor<mode>3): Ditto.
2008-02-20 Ira Rosen <irar@il.ibm.com>
* config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
2008-02-19 Jan Hubicka <jh@suse.cz>
* predict.c (tree_bb_level_predictions): Remove variable next
mistakely introduced by previous commit.
2008-02-19 Jan Hubicka <jh@suse.cz>
* predict.c (predict_paths_leading_to): Rewrite.
(predict_paths_for_bb): New.
(tree_bb_level_predictions): Update call of predict_paths_leading_to.
2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
PR bootstrap/35218
* Makefile.in (build_file_translate): New.
(gcc-vers.texi): Use it for translating $(abs_srcdir).
* config.build (build_file_translate): Set to `CMD //c' on MinGW.
* configure.ac (build_file_translate): Substitute it.
* configure: Regenerate.
2008-02-19 Jan Hubicka <jh@suse.cz>
PR rtl-optimization/34408
* see.c (see_def_extension_not_merged): Copy subreg so we don't have
invalid sharing.
2008-02-19 Jan Hubicka <jh@suse.cz>
PR middle-end/28779
* tree-inline.c (estimate_num_insns_1): Fix counting of cost of
call_expr.
2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
PR Ada/35186
* config/i386/i386-modes.def: Revert the last DI alignment
change until Ada people can look into it.
2008-02-19 Nick Clifton <nickc@redhat.com>
* opts.c (print_specific_help): Fix typo in --help text.
2008-02-19 Jakub Jelinek <jakub@redhat.com>
PR target/35239
* config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
32-bit inline asm without asm alternatives for host GCC < 3.0.
2008-02-19 Richard Guenther <rguenther@suse.de>
PR tree-optimization/34989
* tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
Allow propagation to INDIRECT_REF if we can simplify only.
2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
* c-common.c (warn_for_collisions_1): Use appropriate option when
warning.
2008-02-19 Nick Clifton <nickc@redhat.com>
PR other/31349
* opts.c (undocumented_msg): Leave blank unless checking is enabled.
(handle_options): Fix indentation.
(print_filtered_help): If no language-specific options were
displayed tell the user how to list all the options supported by
the language's front-end.
(print_specific_help): Fix indentation and remove duplicate line.
(common_handle_option): Handle the -v option.
For --help enable the display of undocumented options if the -v
switch has been included on the command line.
For --help= check for overlaps in the arguments between the option
classes and the language names and issue a warning when they
cannot be disambiguated.
* c.opt (v): Pass on to the common option handler.
2008-02-19 Revital Eres <eres@il.ibm.com>
* modulo-sched.c (sms_schedule): Change dump message when
create_ddg function fails.
(try_scheduling_node_in_cycle): Rename row to cycle.
(print_partial_schedule): Rename CYCLE to ROW.
2008-02-19 Christian Bruel <christian.bruel@st.com>
Zdenek Dvorak <ook@ucw.cz>
* tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
2008-02-19 Uros Bizjak <ubizjak@gmail.com>
PR target/33555
* config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
(*x86_movdicc_0_m1_se): Ditto.
2008-02-19 Uros Bizjak <ubizjak@gmail.com>
* config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
(CMPtype): Define as __gcc_CMPtype.
* config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
(CMPtype): Define as __gcc_CMPtype.
2008-02-19 Hans-Peter Nilsson <hp@axis.com>
Support valgrind 3.3 for --enable-checking=valgrind.
* system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
here.
[!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
[!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
[!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
* ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
respectively.
* ggc-zone.c: Similar.
* ggc-page.c: Similar.
2008-02-19 Paul Brook <paul@codesourcery.com>
PR target/35071
* config/arm/ieee754-df.S: Fix do_it typo.
* config/arm/ieee754-sf.S: Fix do_it typo.
2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
PR target/35189
* config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
(OPTION_MASK_ISA_3DNOW_SET): Likewise.
(OPTION_MASK_ISA_SSE_SET): Likewise.
(OPTION_MASK_ISA_SSE2_SET): Likewise.
(OPTION_MASK_ISA_SSE3_SET): Likewise.
(OPTION_MASK_ISA_SSSE3_SET): Likewise.
(OPTION_MASK_ISA_SSE4_1_SET): Likewise.
(OPTION_MASK_ISA_SSE4_2_SET): Likewise.
(OPTION_MASK_ISA_SSE4_SET): Likewise.
(OPTION_MASK_ISA_SSE4A_SET): Likewise.
(OPTION_MASK_ISA_SSE5_SET): Likewise.
(OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
(OPTION_MASK_ISA_MMX_UNSET): Updated.
(OPTION_MASK_ISA_3DNOW_UNSET): Updated.
(OPTION_MASK_ISA_SSE_UNSET): Likewise.
(OPTION_MASK_ISA_SSE3_UNSET): Likewise.
(OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
(OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
(OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
(OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
(OPTION_MASK_ISA_SSE5_UNSET): Likewise.
(OPTION_MASK_ISA_SSE4): Removed.
(ix86_handle_option): Turn on bits in ix86_isa_flags and
ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
(override_options): Don't turn on implied SSE/MMX bits in
ix86_isa_flags.
2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/i386-modes.def: Use 4 byte alignment on DI for
32bit host.
2008-02-18 Joey Ye <joey.ye@intel.com>
PR middle-end/34921
* tree-nested.c (insert_field_into_struct): Set type alignment
to field alignment if the former is less than the latter.
2008-02-18 Jakub Jelinek <jakub@redhat.com>
* BASE-VER: Set to 4.4.0.
2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
* doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
* doc/cfg.texi: Likewise.
* doc/extend.texi: Likewise.
* doc/gty.texi: Likewise.
* doc/invoke.texi: Likewise.
* doc/loop.texi: Likewise.
* doc/md.texi: Likewise.
* doc/passes.texi: Likewise.
* doc/rtl.texi: Likewise.
* doc/sourcebuild.texi: Likewise.
* doc/tm.texi: Likewise.
* doc/tree-ssa.texi: Likewise.
2008-02-17 Richard Guenther <rguenther@suse.de>
PR middle-end/35227
* tree-complex.c (init_parameter_lattice_values): Handle parameters
without default definition.
2008-02-17 Richard Guenther <rguenther@suse.de>
PR tree-optimization/35231
* tree-vrp.c (register_edge_assert_for): Do not assume A == 0
if A | B != 1.
2008-02-17 Uros Bizjak <ubizjak@gmail.com>
Revert:
2008-02-15 Uros Bizjak <ubizjak@gmail.com>
* config/i386/sfp-machine.h (CMPtype): Define as typedef using
libgcc_cmp_return mode.
2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
PR c/28368
* doc/invoke.texi (-std): Clarify description of -std= and -ansi.
2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
* config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
multilibs.
2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
* doc/c-tree.texi: Use `@.' where appropriate.
* doc/extend.texi: Likewise.
* doc/install.texi: Likewise.
* doc/invoke.texi: Likewise.
* doc/loop.texi: Likewise.
* doc/makefile.texi: Likewise.
* doc/md.texi: Likewise.
* doc/passes.texi: Likewise.
* doc/standards.texi: Likewise.
* doc/tm.texi: Likewise.
2008-02-15 Jakub Jelinek <jakub@redhat.com>
PR middle-end/35196
* omp-low.c (expand_omp_for_generic): Don't initialize fd->v
in entry_bb.
(expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
rather than in entry_bb.
2008-02-15 Uros Bizjak <ubizjak@gmail.com>
* config/i386/sfp-machine.h (CMPtype): Define as typedef using
libgcc_cmp_return mode.
2008-02-15 Jakub Jelinek <jakub@redhat.com>
PR middle-end/35130
* tree-nested.c (convert_call_expr): Put FRAME.* vars into
OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
2008-02-15 Richard Guenther <rguenther@suse.de>
Zdenek Dvorak <ook@ucw.cz>
PR tree-optimization/35164
* tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
* tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
* tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
Only propagate addresses which do not have abnormal SSA_NAMEs
in their operands.
2008-02-15 Joseph Myers <joseph@codesourcery.com>
PR target/35088
* config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
2008-02-15 Jan Hubicka <jh@suse.cz>
PR middle-end/35149
* ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
2008-02-15 Uros Bizjak <ubizjak@gmail.com>
PR middle-end/34621
* function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
when calculating alignment_pad.
2008-02-15 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
(WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
* config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
and STACK_BOUNDARY define.
2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
PR preprocessor/35061
* c-pragma.c (handle_pragma_pop_macro): Check that
pushed_macro_table has been allocated.
2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
PR middle-end/35136
* gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
(force_gimple_operand): Likewise.
* tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
(find_interesting_uses_address): Check addressability and alignment
of the base expression only after substituting bases of IVs into it.
2008-02-14 Michael Matz <matz@suse.de>
PR target/34930
* function.c (instantiate_virtual_regs_in_insn): Reload address
before falling back to reloading the whole operand.
2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
* config/s390/s390.c (s390_mainpool_start): Emit the pool
before the first section switch note.
2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
* doc/bugreport.texi: Update copyright years.
* doc/c-tree.texi: Likewise.
* doc/cfg.texi: Likewise.
* doc/cpp.texi: Likewise.
* doc/cppinternals.texi: Likewise.
* doc/fragments.texi: Likewise.
* doc/frontends.texi: Likewise.
* doc/gcc.texi: Likewise.
* doc/gty.texi: Likewise.
* doc/hostconfig.texi: Likewise.
* doc/implement-c.texi: Likewise.
* doc/libgcc.texi: Likewise.
* doc/loop.texi: Likewise.
* doc/makefile.texi: Likewise.
* doc/options.texi: Likewise.
* doc/passes.texi: Likewise.
* doc/rtl.texi: Likewise.
* doc/sourcebuild.texi: Likewise.
* doc/standards.texi: Likewise.
* doc/tree-ssa.texi: Likewise.
* doc/trouble.texi: Likewise.
* doc/extend.texi: Use @: or add comma where appropriate.
* doc/invoke.texi: Likewise.
* doc/tm.texi: Likewise.
2008-02-14 Alan Modra <amodra@bigpond.net.au>
PR target/34393
* config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
to a reg.
2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
* doc/md.texi (clz, ctz): Add reference.
* doc/rtl.texi (clz, ctz): Likewise.
2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
PR other/35148
* Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
srcdir.
2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
* config/s390/s390.c (struct constant_pool): New field
emit_pool_after added.
(s390_mainpool_start): Set the emit_pool_after flag according
to the section switch notes.
(s390_mainpool_finish): Consider emit_pool_after when emitting
the literal pool at the end of the function.
(s390_chunkify_start): Force literal pool splits at section
switch notes.
2008-02-13 Michael Matz <matz@suse.de>
PR debug/35065
* var-tracking.c (clobber_variable_part): Correctly traverse the
list.
2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
PR 29673
* doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
Add -fdump-ipa-inline.
* tree-dump.c (dump_files): Remove tree-inlined dump.
* tree-pass.h (tree_dump_index): Remove TDI_inlined.
2008-02-12 Richard Guenther <rguenther@suse.de>
PR tree-optimization/35171
* tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
default defs.
2008-02-12 Richard Guenther <rguenther@suse.de>
PR middle-end/35163
* fold-const.c (fold_widened_comparison): Use get_unwidened in
value-preserving mode. Disallow final truncation.
2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
PR middle-end/35136
* gimplify.c (force_gimple_operand_bsi): Move SSA renaming
code from here to...
(force_gimple_operand): ...here.
2008-02-12 Jakub Jelinek <jakub@redhat.com>
PR c++/35144
* tree-sra.c (sra_build_assignment): fold_convert SRC if copying
non-compatible pointers.
(generate_element_copy): If SRC and DST are RECORD_TYPEs with
different FIELD_DECLs, try harder by comparing field offsets, sizes
and types.
PR inline-asm/35160
* function.c (match_asm_constraints_1): Don't replace the same input
multiple times.
2008-02-12 Anatoly Sokolov <aesok@post.ru>
* config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
* config/avr/avr.c (expand_prologue): Save RAMPZ register.
(expand_epilogue): Restore RAMPZ register.
* config/avr/avr.md (RAMPZ_ADDR): New constant.
2008-02-11 Kai Tietz <kai.tietz@onevision.com>
* config/i386/cygwin.asm: (__alloca): Correct calling
convention and alignment.
(__chkstk): Force 8 byte stack alignment.
2008-02-11 Uros Bizjak <ubizjak@gmail.com>
Richard Guenther <rguenther@suse.de>
PR tree-optimization/33992
* tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
the zero we compare against.
2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
PR libfortran/35063
* gthr-win32.h (__gthread_mutex_destroy_function): New function
to CloseHandle after unlocking to prevent accumulation of handle
count.
2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
PR middle_end/34150
* pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
and update LABEL_NUSES during and after reload.
2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
PR middle-end/34627
* combine.c (simplify_if_then_else): Make sure the comparison is
against const0_rtx when simplifying to (abs x) or (neg (abs X)).
2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
PR bootstrap/35051
* double-int.h: Don't include gmp.h for GENERATOR_FILEs.
(mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
* real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
(real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
* tree.h (get_type_static_bounds): Likewise.
2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
* doc/invoke.texi (Option Summary, C++ Dialect Options)
(Objective-C and Objective-C++ Dialect Options, Warning Options):
Make -Wfoo language annotations match what the compiler outputs.
2008-02-08 Sa Liu <saliu@de.ibm.com>
* config/spu/spu-builtins.def: Fixed wrong parameter type in spu
intrinsics spu_convts, spu_convtu, spu_convtf.
2008-02-08 Hans-Peter Nilsson <hp@axis.com>
* doc/extend.texi (Function Attributes) <noinline>: Mention
asm ("") as method to keep calls.
2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
PR other/32754
* doc/options.texi (Options): Replace references to opts.sh with
optc-gen.awk.
* opts-common.c: Likewise.
* optc-gen.awk: Likewise.
2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
* config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
2008-02-07 Richard Henderson <rth@redhat.com>
PR rtl-opt/33410
* config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
EXPR_LIST for the REG_EQUAL instead of a comparison with a
funny mode.
2008-02-07 Uros Bizjak <ubizjak@gmail.com>
PR tree-optimization/35085
* tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
for operand entry oe2 in addition to operand entry oe3 in order to
expose more opportunities for vectorizer sum reduction.
2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
PR other/35107
* Makefile.in (LIBS): Remove $(GMPLIBS).
(cc1-dummy, cc1): Add $(GMPLIBS).
2008-02-06 Jan Hubicka <jh@suse.cz>
PR target/23322
* i386.md (moddf_integer): Do not produce partial memory stalls for
targets where it hurts.
2008-02-06 Uros Bizjak <ubizjak@gmail.com>
PR target/35083
* optabs.c (expand_float): Do not check for decimal modes when
expanding unsigned integer through signed conversion.
2008-02-06 Nick Clifton <nickc@redhat.com>
* config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
inside the clobber with a match_operand and duplicated operand
number in the constraint.
(ineqbranchsi): Delete redundant comment.
2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
* config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
builtin_define ("__USE_INIT_FINI__").
* config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
-msx multilibs.
* gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
PR documentation/30330
* doc/invoke.texi (C++ Dialect Options)
(Objective-C and Objective-C++ Dialect Options, Warning Options):
For each warning option -Wfoo that allows -Wno-foo, ensure both
-Wfoo and -Wno-foo are listed in the option index. Fix index
entry of -Wswitch-default, index -Wnormalized= including the
`=', and -Wlarger-than-@var{len} including @var{len}.
2008-02-05 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (floatunssisf2): Use
ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
(floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
Macroize expander using MODEF mode iterator.
2008-02-05 Diego Novillo <dnovillo@google.com>
http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
PR 33738
* tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
PR other/35070
* toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
PR target/35084
* config/i386/i386.c (ix86_function_sseregparm): Add an arg
to indicate if a message should be generated.
(init_cumulative_args): Updated.
(function_value_32): Likewise.
2008-02-05 Joseph Myers <joseph@codesourcery.com>
* doc/include/texinfo.tex: Update to version 2008-02-04.16.
2008-02-05 Uros Bizjak <ubizjak@gmail.com>
PR target/35083
* config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
2008-02-04 Diego Novillo <dnovillo@google.com>
http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
PR 33738
* tree-vrp.c (vrp_evaluate_conditional): With
-Wtype-limits, emit a warning when comparing against a
constant outside the natural range of OP0's type.
2008-02-04 Richard Guenther <rguenther@suse.de>
PR middle-end/33631
* expr.c (count_type_elements): Give for unions instead of
guessing.
2008-02-04 Richard Guenther <rguenther@suse.de>
PR middle-end/35043
* gimplify.c (gimplify_init_ctor_eval): Convert array indices
to TYPE_DOMAINs base type instead of using bitsizetype here.
2008-02-03 Jason Merrill <jason@redhat.com>
* print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
PR other/29972
* doc/invoke.texi (C++ Dialect Options, Optimize Options)
(HPPA Options, i386 and x86-64 Options, IA-64 Options)
(RS/6000 and PowerPC Options): Fix typos and markup.
* doc/passes.texi (Tree-SSA passes): Likewise.
2008-02-02 Michael Matz <matz@suse.de>
PR target/35045
* postreload-gcse.c (record_last_reg_set_info_regno): Renamed
from record_last_reg_set_info.
(record_last_reg_set_info): Take an RTX argument, iterate over all
constituent hardregs.
(record_last_set_info, record_opr_changes): Change calls to
new signature or to record_last_reg_set_info_regno.
2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
* doc/extend.texi (X86 Built-in Functions): Fix grammar.
2008-02-01 Hans-Peter Nilsson <hp@axis.com>
PR rtl-optimization/34773
* reg-notes.def (EQUAL): Mention significance of combination of
REG_EQUAL and REG_RETVAL.
* fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
insn that has a REG_RETVAL.
2008-02-01 Roger Sayle <roger@eyesopen.com>
PR bootstrap/33781
* configure.ac (--enable-fixed-point): Disable unless explicitly
requested on IRIX.
* configure: Regenerate.
2008-02-01 Richard Guenther <rguenther@suse.de>
PR other/35042
* invoke.texi (-finline-limit): Remove no longer true parts
of the documentation. Note that there is no default value.
2008-02-01 Andrew Pinski <pinskia@gmail.com>
Mark Mitchell <mark@codesourcery.com>
Ben Elliston <bje@au.ibm.com>
PR c/29326
* doc/extend.texi (Other Builtins): Document.
2008-01-31 Tom Browder <tom.browder@gmail.com>
* doc/c-tree.texi (Types): Fix grammar.
(Expression trees): Ditto.
* doc/passes.texi (Tree-SSA passes): Ditto.
* doc/configterms.texi (Configure Terms): Fix typo.
* doc/cpp.texi (Common Predefined Macros): Ditto.
* doc/md.texi (Machine Constraints): Ditto.
* doc/makefile.texi (Makefile): Add comma.
2008-01-31 Tom Browder <tom.browder@gmail.com>
Gerald Pfeifer <gerald@pfeifer.com>
* doc/sourcebuild.texi (Front End): Remove references to CVS
and CVSROOT/modules.
(Texinfo Manuals): Replace reference to CVS by one to SVN.
(Back End): Remove reference to CVS.
2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
PR target/34900
* config/mips/mips.c (gen_load_const_gp): New function, taking a
comment from...
(mips16_gp_pseudo_reg): ...here.
* config/mips/mips.md (load_const_gp): Replace with...
(load_const_gp_<mode>): ...this :P-based insn.
2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
* doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
options. Minor fixes.
(-std): Move reference to standards closer to where language
standards are first mentioned.
2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
PR rtl-optimization/34995
* reload.c (alternative_allows_const_pool_ref): Take an rtx
parameter and return a bool. If the rtx parameter is nonnull,
check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
(find_reloads): Update call accordingly. Pass the new operand
if it needed no address reloads, otherwise pass null.
2008-01-30 Richard Henderson <rth@redhat.com>
PR c/34993
* tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
for unbounded arrays.
2008-01-30 Silvius Rus <rus@google.com>
* config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
2008-01-30 Jan Hubicka <jh@suse.cz>
PR target/34982
* i386.c (init_cumulative_args): Use real function declaration when
calling locally.
2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
PR rtl-optimization/34998
* global.c (build_insn_chain): Treat non-subreg_lowpart
SUBREGs of pseudos as clobbering all the words covered by the
SUBREG, not just all the bytes.
* ra-conflict.c (clear_reg_in_live): Likewise. Take the
original df_ref rather than an extract parameter.
(global_conflicts): Update call accordingly.
2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
* config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
the overflow check to make it easier to read.
(__fixtfdi): Change the type of the ll member in union
long_double to UDItype_x.
2008-01-30 Jakub Jelinek <jakub@redhat.com>
PR middle-end/34969
* cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
* cgraph.c (cgraph_update_edges_for_call_stmt): New function.
* tree-inline.c (fold_marked_statements): Call
cgraph_update_edges_for_call_stmt if folding a call statement.
* cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
debug_generic_stmt calls, reset it back afterwards.
PR c/35017
* c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
static decls.
* c-typeck.c (build_external_ref): Don't pedwarn about
static vars in current function's scope.
2008-01-29 Joseph Myers <joseph@codesourcery.com>
* config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
PR c/35002
* ipa-struct-reorg.c: Fix spelling.
* params.def: Ditto.
2008-01-29 Richard Guenther <rguenther@suse.de>
PR middle-end/35006
* tree-inline.h (struct copy_body_data): Add remapping_type_depth
field.
* tree-inline.c (remap_type): Increment remapping_type_depth
around remapping types.
(copy_body_r): Only add referenced variables if they are referenced
from code, not types.
2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
PR c++/34055
PR c++/34103
PR c++/34219
PR c++/34606
PR c++/34753
PR c++/34754
PR c++/34755
PR c++/34919
PR c++/34961
* c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
PR target/34412
* config/avr/avr.c (expand_prologue): Use correct QI mode frame
pointer for tiny stack.
2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
* doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
* config/vx-common.h: Fix typo in comment.
2008-01-28 Ian Lance Taylor <iant@google.com>
PR c++/34862
PR c++/33407
* tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
coalesce pointers if they have different DECL_NO_TBAA_P values.
* tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
between variables with different DECL_NO_TBAA_P values.
2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
PR 31535
* config/rs6000/rs6000.c (small_data_operand): Vectors and floats
are not legitimate small data references on SPE targets.
2008-01-28 David Daney <ddaney@avtrex.com>
* doc/install.texi (mips-*-*): Recommend binutils 2.18.
2008-01-28 David Daney <ddaney@avtrex.com>
* doc/install.texi (--disable-libgcj-bc): Reword documentation.
2008-01-27 Joseph Myers <joseph@codesourcery.com>
* config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
*-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
*-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
* basic-block.h (condjump_equiv_p): Fix comment.
2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
* tree-pretty-print.c (print_generic_decl, print_generic_stmt,
print_generic_stmt_indented): Fix comment.
2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
* configure.ac (__stack_chk_fail): Add detecion for availability
of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
* configure: Regenerate.
2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
PR middle-end/34688
* final.c (output_addr_const): Handle TRUNCATE.
2008-01-26 Zdenek Dvorak <ook@ucw.cz>
PR target/34711
* tree-ssa-loop-ivopts.c (comp_cost): New type.
(zero_cost, infinite_cost): New constants.
(struct cost_pair): Change type of cost to comp_cost.
(struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
(new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
New functions.
(set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
split_address_cost, ptr_difference_cost, difference_cost,
get_computation_cost_at, get_computation_cost,
determine_use_iv_cost_generic, determine_use_iv_cost_address,
determine_use_iv_cost_condition, determine_use_iv_costs,
cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
Change type of cost to comp_cost.
(determine_iv_cost): Increase cost of non-original ivs, instead
of decreasing the cost of original ones.
(get_address_cost): Indicate the complexity of the addressing mode
in comp_cost.
(try_add_cand_for): Prefer using ivs not specific to some object.
* tree-flow.h (force_expr_to_var_cost): Declaration removed.
2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
Janis Johnson <janis187@us.ibm.com>
PR target/34814
* doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
(TARGET_INSTANTIATE_DECLS): Likewise.
* target.h (expand_to_rtl_hook): New target hook.
(instantiate_decls): Likewise.
* function.c (instantiate_decl): Make non-static. Rename to...
(instantiate_decl_rtl): ... this.
(instantiate_expr): Use instantiate_decl_rtl.
(instantiate_decls_1): Likewise.
(instantiate_decls): Likewise.
(instantiate_virtual_regs: Call new instantiate_decls taget hook.
* function.h (instantiate_decl_rtl): Add prototype.
* cfgexpand.c (target.h): New include.
(tree_expand_cfg): Call new expand_to_rtl_hook target hook.
* target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
(TARGET_INSTANTIATE_DECLS): Likewise.
(TARGET_INITIALIZER): New target hooks added.
* config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
New prototype.
* config/rs6000/rs6000.c (tree-flow.h): New include.
(machine_function): Add sdmode_stack_slot field.
(rs6000_alloc_sdmode_stack_slot): New function.
(rs6000_instantiate_decls): Likewise.
(rs6000_secondary_memory_needed_rtx): Likewise.
(rs6000_check_sdmode): Likewise.
(TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
(TARGET_INSTANTIATE_DECLS): Likewise.
(rs6000_hard_regno_mode_ok): Allow SDmode.
(num_insns_constant): Likewise. Handle _Decimal32 constants.
(rs6000_emit_move): Handle SDmode.
(function_arg_advance): Likewise.
(function_arg): Likewise.
(rs6000_gimplify_va_arg): Likewise. Add special handling of
SDmode var args for 32-bit compiles.
(rs6000_secondary_reload_class): Handle SDmode.
(rs6000_output_function_epilogue): Likewise.
(rs6000_function_value): Simplify if statement.
(rs6000_libcall_value): Likewise.
* config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
(SECONDARY_MEMORY_NEEDED_RTX): Add define.
* config/rs6000/dfp.md (movsd): New define_expand and splitter.
(movsd_hardfloat): New define_insn.
(movsd_softfloat): Likewise.
(movsd_store): Likewise.
(movsd_load): Likewise.
(extendsddd2): Likewise.
(extendsdtd2): Likewise.
(truncddsd2): Likewise.
(movdd_hardfloat64): Fixup comment.
(UNSPEC_MOVSD_LOAD): New constant.
(UNSPEC_MOVSD_STORE): Likewise.
2008-01-26 Jakub Jelinek <jakub@redhat.com>
PR c++/34965
* c-pretty-print.c (pp_c_exclusive_or_expression): Handle
TRUTH_XOR_EXPR.
(pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
(pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
(pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
and TRUTH_XOR_EXPR.
2008-01-26 David Edelsohn <edelsohn@gnu.org>
PR target/34794
* config.gcc: Separate AIX 5.3 from AIX 6.1.
* config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
__LONGDOUBLE128 too.
* config/rs6000/aix61.h: New file.
2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
PR rtl-optimization/34959
* optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
popcount and parity rtxes the same mode as their operand.
Truncate or extend the result to the return value's mode
if necessary.
2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
PR target/34981
* config/mips/mips-protos.h (mips_expand_call): Return an rtx.
* config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
to GOT_VERSION_REGNUM.
(CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
(EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
* config/mips/mips.c (mips_emit_call_insn): New function.
(mips_call_tls_get_addr): Call mips_expand_call directly.
(mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
emit_call_insn.
(mips16_build_call_stub): Likewise. Return the call insn or null.
(mips_expand_call): Update the call to mips16_build_call_stub
accordingly and a remove redundant condition. Assert that MIPS16
stubs do not use lazy binding. Use mips_emit_call_insn and return
the call insn.
(mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
TARGET_USE_GOT.
(mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
(mips_avoid_hazard): Remove hazard_set handling.
* config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
(UNSPEC_RESTORE_GP): ...this.
(UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
(FAKE_CALL_REGNO): Rename to...
(GOT_VERSION_REGNUM): ...this.
(type): Add "ghost" value. Add an associated insn reservation.
(hazard_set): Remove.
(exception_receiver): Rename to...
(restore_gp): ...this and update the unspec identifier accordingly.
(exception_receiver, nonlocal_got_receiver): New expanders.
(load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
FAKE_CALL_REGNO. Remove hazard_set attribute.
(set_got_version, update_got_version): New patterns.
2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
PR target/34970
* config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
2008-01-25 Joseph Myers <joseph@codesourcery.com>
PR other/31955
* doc/install.texi2html: Generate gcc-vers.texi.
2008-01-25 DJ Delorie <dj@redhat.com>
* config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
2008-01-25 Joseph Myers <joseph@codesourcery.com>
* config/c4x: Remove directory.
* config.gcc (crx-*, mt-*): Mark obsolete.
(c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
sh-*-rtemscoff*): Remove cases.
* defaults.h (C4X_FLOAT_FORMAT): Remove.
* real.c (encode_c4x_single, decode_c4x_single,
encode_c4x_extended, decode_c4x_extended, c4x_single_format,
c4x_extended_format): Remove.
* real.h (c4x_single_format, c4x_extended_format): Remove.
* doc/extend.texi (interrupt, naked): Remove mention of attributes
on C4x.
(Pragmas): Remove comment about c4x pragmas.
* doc/install.texi (c4x): Remove target-specific instructions.
* doc/invoke.texi (TMS320C3x/C4x Options): Remove.
* doc/md.texi (Machine Constraints): Remove C4x documentation.
* doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
refer to C4x source files as examples.
(C4X_FLOAT_FORMAT): Remove documentation.
2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
* config/bfin/bfin.c (override_options): Reorder tests so that
flag_pic gets enabled for -msep-data.
2008-01-25 Richard Guenther <rguenther@suse.de>
PR middle-end/32244
* expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
to its bitfield precision if required.
2008-01-25 Jakub Jelinek <jakub@redhat.com>
PR middle-end/33880
* tree-nested.c (walk_omp_for): New function.
(convert_nonlocal_reference, convert_local_reference): Call
walk_omp_for on OMP_FOR.
(convert_call_expr): Call walk_body on OMP_FOR's
OMP_FOR_PRE_INIT_BODY.
2008-01-25 Richard Guenther <rguenther@suse.de>
PR tree-optimization/34966
* tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
default defs and PHI_NODEs we have to insert after the
defining statement.
2008-01-24 Nick Clifton <nickc@redhat.com>
* config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
Provide a default definition.
(LIBGCC2_UNITS_PER_WORD): Likewise.
* config/stormy16/stormy16.c: Include df.h for the prototype
for df_regs_ever_live_p.
(xstormy16_expand_builtin_va_start): Convert the stack offset
into a component_ref and then use POINTER_PLUS_EXPR to add it
to the incoming_virtual_args_rtx.
(xstormy16_gimplify_va_arg_expr): Rename to
xstormy16_gimplify_va_arg_expr.
Use POINTER_PLUS_EXPR when performing pointer arithmetic.
(TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
xstormy16_gimplify_va_arg_expr.
Fix up some formatting issues.
* config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
Move to predicates.md.
(xs_hi_general_operand): Likewise.
(xs_hi_nonmemory_operand): Likewise.
* config/stormy16/predicates.md:
(xstormy16_carry_plus_operand): New predicate.
(xs_hi_general_operand): New predicate.
(xs_hi_nonmemory_operand): New predicate.
* config/stormy16/stormy16-protos.h:
(xstormy16_carry_plus_operand): Delete prototype.
(xs_hi_general_operand): Likewise.
(xs_hi_nonmemory_operand): Likewise.
* config/storm16/stormy16.md (addhi3): Remove earlyclobber
modifiers as they are no longer needed and they can trigger
reload spill failures.
* config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
with a match_operand in order to help reload.
* config/storm16/stormy16.md (movhi_internal): Replace 'r'
constraint with 'e' for the 8th alternative as this version of
the mov.w instruction only accepts the lower 8 registers.
2008-01-25 Uros Bizjak <ubizjak@gmail.com>
PR target/34856
* simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
vector elements.
2008-01-25 Jakub Jelinek <jakub@redhat.com>
PR middle-end/33333
* gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
* ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
New functions.
(remove_structure): Update allocations list before removing structure.
2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
* ipa-struct-reorg.c (is_safe_cond_expr,
create_new_stmts_for_cond_expr): Use integer_zerop function,
that recognize not only zero-pointer, but zero-integer too.
2008-01-25 Ben Elliston <bje@au.ibm.com>
PR other/22232
* fixproto: Escape "." in sed expression that strips leading "./".
2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
PR driver/34904
* gcc.c (SWITCH_OK): Removed.
(SWITCH_LIVE): Changed to bit.
(SWITCH_FALSE): Likewise.
(SWITCH_IGNORE): Likewise.
(switchstr): Change live_cond to unsigned int.
(process_command): Replace SWITCH_OK with 0.
(do_self_spec): Likewise.
(set_collect_gcc_options): Check the SWITCH_IGNORE bit.
(give_switch): Likewise.
(used_arg): Likewise.
(do_spec_1): Set the SWITCH_IGNORE bit.
(check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
bits. Set the SWITCH_LIVE bit.
2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
* config/s390/s390.h (MOVE_RATIO): Define new target macro.
2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
PR tree-optimization/34472
* ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
parameter to a "bool *" and set *DATA to false if there is
an unsafe access. Do not delete the structure here.
(check_cond_exprs): Delete it here instead.
(check_cond_exprs, exclude_cold_structs): Do not increase
I when removing a structure.
2008-01-24 Uros Bizjak <ubizjak@gmail.com>
PR target/34856
* config/i386/i386.c (ix86_expand_vector_init): Consider only
CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
PR middle-end/34934
* tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
a fixed vector for stack.
2008-01-24 Ben Elliston <bje@au.ibm.com>
PR c++/25701
* doc/gcc.texi (Software development): Add a direntry for g++.
2008-01-23 Hans-Peter Nilsson <hp@axis.com>
* config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
stale and straggling -fforce-addr comments above.
* config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
define.
* config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
* config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
2008-01-23 Michael Matz <matz@suse.de>
PR debug/34895
* dwarf2out.c (force_type_die): Use modified_type_die instead of
gen_type_die.
2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
* ipa-struct-reorg.c (create_new_malloc): Use pointer type as
malloc result type.
2008-01-23 Anatoly Sokolov <aesok@post.ru>
* config/avr/avr.c (avr_current_arch): New variable.
(avr_arch_types): Add 'avr31' and 'avr51' entries.
(avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
(avr_mcu_types): Add 'avr31' and 'avr51' architectures.
(avr_override_options): Init 'avr_current_arch'.
(base_arch_s): Move from here...
* config/avr/avr.h (base_arch_s): ... here. Add new members
'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
'mega' to 'have_jmp_call'.
(TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
"__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
macros.
(LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
architectures.
* config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
MULTILIB_MATCHES): Ditto.
2008-01-23 Richard Guenther <rguenther@suse.de>
PR middle-end/31529
* cgraphunit.c (cgraph_reset_node): Always mark the node
not reachable if it is not queued already.
2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
* config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
* config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
(cputype_selected): New static variable.
(bfin_handle_option): Set it if -mcpu is used.
(override_option): Select default set of workarounds if no cpu type
selected on the command line.
(workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
From Michael Frysinger <michael.frysinger@analog.com>
* config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
* config/bfin/elf.h (LIB_SPEC): Use proper linker script
for bf547, bf523, bf524, and bf526.
* config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
bf526.
* config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
__ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
__ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
__ADSPBF547__ and __ADSPBF54x__ for bf547.
* doc/invoke.texi (Blackfin Options): Document that
-mcpu now accept bf547, bf523, bf524, and bf526.
2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
PR rtl-optimization/34628
* combine.c (try_combine): Stop and undo after the first combination
if an autoincrement side-effect on the first insn has effectively
been lost.
2008-01-22 David Edelsohn <edelsohn@gnu.org>
PR target/34529
* config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
Offset addresses are not valid for Altivec or paired float modes.
2008-01-22 Jakub Jelinek <jakub@redhat.com>
PR c++/34607
* c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
if DECL_INITIAL (decl) is error_mark_node.
PR c++/34914
* c-common.c (handle_vector_size_attribute): Only allow
integral, scalar float and fixed point types. Handle OFFSET_TYPE
the same way as pointer, array etc. types.
* tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
PR c++/34917
* tree.c (build_type_attribute_qual_variant): Call
build_qualified_type if attributes are equal, but quals are not.
2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
PR 32102
* doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
* flags.h (warn_strict_aliasing): Remove.
(warn_strict_overflow): Remove.
* opts.c (warn_strict_aliasing): Remove.
(warn_strict_overflow): Remove.
* c-opts.c (c_common_handle_option): -Wall only sets
-Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
(c_common_post_options): Give default values to -Wstrict-aliasing
and -Wstrict-overflow if they are uninitialized.
* common.opt (Wstrict-aliasing): Specify Var and Init.
(Wstrict-overflow): Likewise.
2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
PR rtl-optimization/26854
PR rtl-optimization/34400
PR rtl-optimization/34884
* ddg.c (create_ddg_dep_from_intra_loop_link): Use
DF_RD->gen.
* df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
(df_rd_bb_info.expanded_lr_out): Deleted
* loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
* loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
(df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
Removed code to allocate, initialize or free expanded_lr_out.
(df_rd_bb_local_compute_process_def): Restructured to make more
understandable.
(df_rd_confluence_n): Removed code to no apply invalidate_by_call
sets if the sets are being trimmed.
2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
PR bootstrap/32287
* configure.ac (ld_vers): Support GNU linker version xx.xx.*
(as_vers): Likewise.
* configure: Regenerated.
2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
PR middle-end/33092
* tree-pass.h (pass_build_alias): New pass.
* tree-ssa-alias.c (gate_build_alias): New.
(pass_build_alias): New.
* passes.c (init_optimization_passes): Add pass_build_alias after
pass_create_structure_vars.
2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
* config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
(S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
(S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
(S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
(S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
(S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
(S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
(S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
* config/s390/s390.md (FP_ALL): New mode iterator.
(_d): New mode attribute.
("*signbit<mode>2>"): Changed mode of first operand.
("isinf<mode>2"): Changed mode of first operand.
("*TDC_insn"): Adaptation for DFP modes.
2008-01-22 Ben Elliston <bje@au.ibm.com>
* tree.c (check_qualified_type): Improve function description.
2008-01-21 Jason Merrill <jason@redhat.com>
PR c++/34196
* tree.h (TRY_CATCH_IS_CLEANUP): New macro.
* tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
if it is set.
2008-01-21 DJ Delorie <dj@redhat.com>
* doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
return zero.
2008-01-21 Richard Guenther <rguenther@suse.de>
PR middle-end/34856
* tree-cfg.c (verify_expr): Allow all invariant expressions
instead of just constant class ones as reference argument.
* tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
like any other constant.
* tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
* regmove.c (fixup_match_1): Update call crossed frequencies.
2008-01-21 Richard Guenther <rguenther@suse.de>
PR c/34885
* tree-inline.c (setup_one_parameter): Deal with mismatched
types using a VIEW_CONVERT_EXPR.
2008-01-21 Alon Dayan <alond@il.ibm.com>
Olga Golovanevsky <olga@il.ibm.com>
PR tree-optimization/34701
* ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
when the structure size is not a power of 2.
2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
* doc/install.texi: Add doc for --enable-checking=df.
2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
PR rtl-optimization/34808
* emit-rtl.c (try_split): Handle REG_RETVAL notes.
2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
* global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
input.
2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
PR rtl-optimization/26854
PR rtl-optimization/34400
* ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
DF_RD->gen.
* df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
(df_rd_bb_info.expanded_lr_out): New.
* loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
* loop_iv.c (iv_analysis_loop_init): Ditto.
* df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
Added code to allocate, initialize or free expanded_lr_out.
(df_rd_bb_local_compute_process_def): Restructured to make
more understandable.
(df_rd_confluence_n): Add code to do nothing with fake edges and
code to no apply invalidate_by_call sets if the sets are being trimmed.
(df_lr_local_finalize): Renamed to df_lr_finalize.
(df_live_local_finalize): Renamed to df_live_finalize.
2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
PR target/34831
* config/mips/mips.md (div<mode>3): Use <recip_condition> when
deciding whether to use reciprocal instructions.
2008-01-19 Uros Bizjak <ubizjak@gmail.com>
* dwarf2out.c (dwarf2out_switch_text_section): Do not call
dwarf2out_note_section_used if cold_text_section is NULL.
2008-01-19 Jakub Jelinek <jakub@redhat.com>
PR gcov-profile/34610
* tree-cfg.c (make_edges): Mark both outgoing edges from
OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
* omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
from OMP_FOR and OMP_CONTINUE outgoing edges.
* tree-profile.c (tree_profiling): Return early if
cfun->after_tree_profile != 0. Set cfun->after_tree_profile
at the end.
* omp-low.c (expand_omp_parallel): Copy after_tree_profile
from cfun to child_cfun.
* function.h (struct function): Add after_tree_profile bit.
2008-01-19 Anatoly Sokolov <aesok@post.ru>
* config/avr/avr.S (_exit): Disable interrupt.
2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
Steven Bosscher <stevenb.gcc@gmail.com>
PR rtl-optimization/26854
PR rtl-optimization/34400
* df-problems.c (df_live_scratch): New scratch bitmap.
(df_live_alloc): Allocate df_live_scratch when doing df_live.
(df_live_reset): Clear the proper bitmaps.
(df_live_bb_local_compute): Only process the artificial defs once
since the order is not important.
(df_live_init): Init the df_live sets only with the variables
found live by df_lr.
(df_live_transfer_function): Use the df_lr sets to prune the
df_live sets as they are being computed.
(df_live_free): Free df_live_scratch.
2008-01-18 Ian Lance Taylor <iant@google.com>
* common.opt: Add fmerge-debug-strings.
* dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
flag_merge_debug_strings rather than flag_merge_constants.
* doc/invoke.texi (Option Summary): Mention
-fmerge-debug-strings.
(Debugging Options): Document -fmerge-debug-strings.
2008-01-18 Ian Lance Taylor <iant@google.com>
PR c++/33407
* tree.h (DECL_IS_OPERATOR_NEW): Define.
(struct tree_function_decl): Add new field operator_new_flag.
* tree-inline.c (expand_call_inline): When inlining a call to
operator new, force the return value to go into a variable, and
set DECL_NO_TBAA_P on that variable.
* c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
2008-01-18 Uros Bizjak <ubizjak@gmail.com>
PR debug/34484
* dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
DWARF2_DEBUGGING_INFO.
(dwarf2out_note_section_used): Ditto. Add prototype.
(have_multiple_function_sections, text_section_used,
cold_text_section_used, *cold_text_sections): Move declarations
before their uses.
2008-01-17 Bob Wilson <bob.wilson@acm.org>
* config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
field and add signal_ra.
* config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
assignments to frame state pc. Move end of stack check after
MD_FALLBACK_FRAME_STATE_FOR.
(uw_update_context_1): Use frame state signal_regs if set, instead
of checking signal_frame flag.
(uw_update_context): Use frame state signal_ra if set.
* config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
* config/xtensa/linux-unwind.h: New file.
2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
* modulo-sched.c (get_sched_window): Fix comment typo.
2008-01-17 Andrew MacLeod <amacleod@redhat.com>
PR tree-optimization/34648
* tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
2008-01-17 Anatoly Sokolov <aesok@post.ru>
* config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
* config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
2008-01-17 Seongbae Park <seongbae.park@gmail.com>
PR rtl-optimization/34400
* df-core.c (df_worklist_dataflow_overeager,
df_worklist_dataflow_doublequeue): New functions.
(df_worklist_dataflow): Two different worklist solvers.
* params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
New param.
2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
PR testsuite/34821
* doc/invoke.texi: Document the dependence on pthread for fopenmp
and ftree-parallelize-loops.
2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
PR rtl-optimization/34826
* loop-doloop (doloop_modify): Update the REG_BR_PROB note.
2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
* global.c (find_reg): Mark the eh regs as used if necessary.
* ra-conflict.c (global_conflicts): Set no_eh_reg flag.
* ra.h (struct allocno): no_eh_reg field added. Changed
no_stack_reg type to bitfield.
2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
* tree.c (substitute_in_expr): Add missing 'break'.
2008-01-17 Richard Guenther <rguenther@suse.de>
PR tree-optimization/34825
* tree-ssa-math-opts.c (is_division_by): Do not recognize
x / x as division to handle.
2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
* pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
"-pthread" is specified.
* pa-hpux11.h (LIB_SPEC): Likewise.
2008-01-16 Janis Johnson <janis187@us.ibm.com>
Peter Bergner <bergner@vnet.ibm.com>
PR rtl-optimization/33796
* sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
PR libgfortran/34699
* pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
static links.
* pa-hpux10.h (LINK_SPEC): Likewise.
* pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
2008-01-16 Richard Guenther <rguenther@suse.de>
PR middle-end/32628
* fold-const.c (fold_convert_const_int_from_int): Do not
set overflow if that occured only because of a sign extension
change when converting from/to a sizetype with the same
precision and signedness.
2008-01-16 Uros Bizjak <ubizjak@gmail.com>
PR debug/34249
* dwarf2out.c (output_call_frame_info): Move output of FDE initial
location address to the correct place. Update copyright year.
2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
* lambda-code.c (lambda_transform_legal_p): Handle the case of
no dependences in the dependence_relations vector.
2008-01-16 Jan Hubicka <jh@suse.cz>
PR rtl-optimization/31396
* regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
* cfg.c (dump_reg_info): Print it.
* regs.h (struct reg_info_t): add freq_calls_crossed.
(REG_FREQ_CALLS_CROSSED): New macro.
* global.c (global_alloc): Compute freq_calls_crossed for allocno.
(find_reg): Update call of CALLER_SAVE_PROFITABLE.
* regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
regmove_optimize): Update call crossed frequencies.
* local-alloc.c (struct qty): Add freq_calls_crossed.
(alloc_qty): Copute freq_calls_crossed.
(update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
(find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
* ra.h (struct allocno): Add freq_calls_crossed.
2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
* gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
libgomp when compiling with ftree-parallelize-loops.
(GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
2008-01-16 Richard Guenther <rguenther@suse.de>
PR tree-optimization/34769
* tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
* tree.c (int_cst_value): Instead make this function more
permissive in what it accepts as valid input. Document this
function always sign-extends the value.
2008-01-16 Jakub Jelinek <jakub@redhat.com>
Richard Guenther <rguenther@suse.de>
PR c/34668
* gimplify.c (fold_indirect_ref_rhs): Rename to ...
(gimple_fold_indirect_ref_rhs): ... this.
(gimple_fold_indirect_ref): New function with foldings
that preserve lvalueness.
(gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
* tree-flow.h (gimple_fold_indirect_ref): Declare.
* tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
to fold an INDIRECT_REF, fall back to the old use of
fold_indirect_ref_1.
2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
* tree-data-ref.c (subscript_dependence_tester_1): Call
free_conflict_function.
(compute_self_dependence): Same.
2008-01-16 Uros Bizjak <ubizjak@gmail.com>
PR debug/34249
* debug.h (dwarf2out_switch_text_section): Move declaration from ...
* dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
function global.
* final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
for DWARF2_UNWIND_INFO targets.
2008-01-16 Richard Guenther <rguenther@suse.de>
PR c/34768
* c-typeck.c (common_pointer_type): Do not merge inconsistent
type qualifiers for function types.
2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
* tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
loop_iterator li from previous commit.
2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
* tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
* tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
(parallelize_loops): Don't parallelize irreducible components.
2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
PR c++/24924
* c-opts (c_common_post_options): Do not enable CPP
flag_pedantic_errors by default.
2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
PR rtl-optimization/31944
* cse.c (remove_pseudo_from_table): New function.
(merge_equiv_classes): Use above function to remove pseudo-registers.
(invalidate): Likewise.
2008-01-13 Richard Guenther <rguenther@suse.de>
PR middle-end/34601
* emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
instead of TYPE_MODE to deal with calls from expand_one_error_var.
2008-01-13 Uros Bizjak <ubizjak@gmail.com>
* gcse.c (cprop_jump): Call validate_unshare_change instead of
validate_change to unshare the source of the PC set.
2008-01-12 Jan Hubicka <jh@suse.cz>
PR middle-end/32135
* tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
references above array bounds. This might trigger bounds checks for
pointers to arrays.
2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
* tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
new_replaceable_dependencies.
2008-01-12 Doug Kwan <dougkwan@google.com>
* c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
instead of OPT_Wreturn_type in warning due to ignored return type
qualifiers.
* c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
options included in -Wextra.
* c.opt: New option -Wignored_qualifiers.
* doc/invoke.texi (Warning Options, -Wextra): Add new option
-Wignore_qualifiers.
(-Wignored-qualifiers): Document.
(-Wreturn-type): Remove description of functionality now handled
by -Wignored-qualifiers.
2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
PR ada/33788
* fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
NOP_EXPR if it is between integral types with the same precision.
2008-01-12 Jan Hubicka <jh@suse.cz>
PR other/28023
* invoke.texi (max-inline-recursive-depth): Fix default value.
2008-01-12 Zdenek Dvorak <ook@ucw.cz>
* tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
correct type.
2008-01-11 Bob Wilson <bob.wilson@acm.org>
* config/xtensa/xtensa.c (override_options): Set flag_shlib.
2008-01-11 James E. Wilson <wilson@specifix.com>
PR target/26015
* config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
2008-01-11 Anatoly Sokolov <aesok@post.ru>
* config/avr/avr.c (expand_prologue, expand_epilogue): Don't
save/restore frame pointer register and don't use 'call-prologues'
optimization in function with "OS_task" attribute.
2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
PR middle-end/31309
* expr.c (copy_blkmode_from_reg): Use a mode suited to the size
when copying to memory.
2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
PR rtl-optimization/30905
* cfgcleanup.c: Include dce.h
(crossjumps_occured): New global variable.
(try_crossjump_bb): Exit loop after finding a fallthru edge.
If something changed, set crossjumps_occured to true.
(try_optimize_cfg): Clear crossjumps_occured at the beginning.
Don't add/remove fake edges to exit here...
(cleanup_cfg): ...but do it here, when crossjumping.
Run a fast DCE when successful crossjumps occured in the latest
iteration of try_optimize_cfg.
2008-01-11 Richard Guenther <rguenther@suse.de>
* tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
(struct vn_unary_op_s): Likewise.
(vn_reference_insert): Free old reference on hash collision.
2008-01-10 Raksit Ashok <raksit@google.com>
PR rtl-optimization/27971
* combine.c (find_split_point): Split PLUS expressions which are
inside a MEM rtx, and whose first operand is complex.
2008-01-10 DJ Delorie <dj@redhat.com>
* config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
(m32c_hard_regno_nregs): ...this, which is now a wrapper.
(m32c_hard_regno_ok): Call the underlying function.
2008-01-10 Richard Guenther <rguenther@suse.de>
PR middle-end/34683
* tree-cfg.c (tree_merge_blocks): Do not go through the
full-blown folding and stmt updating path if we just deal
with virtual operands.
* tree-ssa-copy.c (may_propagate_copy): Do not short-cut
test for abnormal SSA_NAMEs.
2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
PR middle-end/34641
* reload.c (push_reload): Add assertions. All constants from
reg_equiv_constant should have been used for replacing the respective
pseudo earlier.
(find_reloads_address): Invoke find_reloads_address_part for
constant taken from the reg_equiv_constant array.
2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
* tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
field (valnum) the first in the struct. Replace bools with
unit bit fields.
2008-01-10 Richard Guenther <rguenther@suse.de>
PR tree-optimization/34651
* tree-sra.c (sra_build_assignment): Sanitize. Use the correct
types and ordering for masking and converting.
2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
PR tree-optimization/34017
* lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
also for PHI_NODE expressions.
2008-01-09 Jan Hubicka <jh@suse.cz>
PR tree-optimization/34708
* tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
based on number of case labels.
(init_inline_once): Remove switch_cost.
* tree-inline.h (eni_weights_d): Remove switch_cost.
2008-01-09 Richard Guenther <rguenther@suse.de>
Andrew Pinski <andrew_pinski@playstation.sony.com>
PR middle-end/30132
* gimplify.c (gimplify_cond_expr): Do not create an addressable
temporary if an rvalue is ok or an lvalue is not required.
2008-01-09 Richard Guenther <rguenther@suse.de>
PR middle-end/34458
* tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
adjust return type.
2008-01-09 Richard Guenther <rguenther@suse.de>
PR middle-end/34679
* tree.c (host_integerp): Check for sizetype only if the
type is an integer type.
2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
PR debug/26364
* opts.c (decode_options): Disable inlining of functions called
once if not in unit-at-a-time mode.
2008-01-09 Alexandre Oliva <aoliva@redhat.com>
* Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
2008-01-08 Richard Guenther <rguenther@suse.de>
PR middle-end/31863
* tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
out early if the result will be unused.
2008-01-08 Uros Bizjak <ubizjak@gmail.com>
PR target/34709
Revert:
2008-01-05 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.c (ix86_builtin_reciprocal): Remove check
for TARGET_RECIP.
2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
* config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
for vectorization tuned.
2008-01-08 Richard Guenther <rguenther@suse.de>
PR tree-optimization/34683
* tree-ssa-operands.c (operand_build_cmp): Export.
* tree-ssa-operands.h (operand_build_cmp): Declare.
* tree-vn.c (vuses_compare): Remove.
(sort_vuses): Use operand_build_cmp.
(sort_vuses_heap): Likewise.
* tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
to re-use old VEC if available. Do not sort already sorted VUSEs.
(vdefs_to_vec): Do not sort already sorted VDEFs.
2008-01-08 Jakub Jelinek <jakub@redhat.com>
PR middle-end/34694
* omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
2008-01-08 Uros Bizjak <ubizjak@gmail.com>
PR target/34702
* doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
limitations of reciprocal sequences on x86 targets.
2008-01-08 Richard Guenther <rguenther@suse.de>
PR tree-optimization/34683
* tree-flow-inline.h (var_ann): Remove overzealous asserts.
2008-01-07 Jakub Jelinek <jakub@redhat.com>
PR target/34622
* config/darwin.c (darwin_mergeable_string_section): Don't use
.cstring if int_size_in_bytes != TREE_STRING_LENGTH.
2008-01-07 Uros Bizjak <ubizjak@gmail.com>
PR target/34682
* config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
negxf2. Macroize expander using X87MODEF mode iterator. Change
predicates of op0 and op1 to register_operand.
(abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
expander using X87MODEF mode iterator. Change predicates of
op0 and op1 to register_operand.
("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
corresponding patterns and macroize using MODEF macro. Change
predicates of op0 and op1 to register_operand and remove
"m" constraint. Disparage "r" alternative with "!".
("*absneg<mode>2_i387"): Rename from corresponding patterns and
macroize using X87MODEF macro. Change predicates of op0 and op1
to register_operand and remove "m" constraint. Disparage "r"
alternative with "!".
(absneg splitter with memory operands): Remove.
("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
patterns and macroize using X87MODEF mode iterator.
* config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
Change predicate of op1 to register_operand.
* config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
for memory operands.
2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
* config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
2008-01-07 Richard Guenther <rguenther@suse.de>
* basic-block.h (struct edge_def): Pair dest_idx with goto_locus
fields.
2008-01-07 Richard Guenther <rguenther@suse.de>
PR tree-optimization/34683
* tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
VOPs of the needed size to save memory. Use VEC_quick_push
to save compile-time.
(vdefs_to_vec): Likewise.
2008-01-07 Sa Liu <saliu@de.ibm.com>
* config/spu/spu.md (divdf3): Genetate inline code for double
division. The implementation doesn't handle INF or NAN, therefore it
only applies when -ffinite-math-only is given.
2008-01-06 Paolo Carlini <pcarlini@suse.de>
PR libstdc++/34680
* c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
* doc/cpp.texi ([Common Predefined Macros]): Document.
2008-01-06 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
order to use commutative addition instead of subtraction.
2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
Mircea Namolaru <namolaru@il.ibm.com>
Vladimir Yanovsky <yanov@il.ibm.com>
Revital Eres <eres@il.ibm.com>
PR tree-optimization/34263
* tree-outof-ssa.c (process_single_block_loop_latch,
contains_tree_r): New functions.
(analyze_edges_for_bb): Call process_single_block_loop_latch
function to empty single-basic-block latch block if possible.
2008-01-05 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.c (ix86_builtin_reciprocal): Remove check
for TARGET_RECIP.
(ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
* c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
* config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
2008-01-05 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/34618
* tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
flag from T.
2008-01-05 Uros Bizjak <ubizjak@gmail.com>
PR target/34673
* config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
Update copyright year.
* config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
Update copyright year.
* config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
using NR fixup.
2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
* tree-vrp.c (find_conditional_asserts): Remove redundant check that
edge does not point to current bb before changing need_assert.
2008-01-04 Richard Guenther <rguenther@suse.de>
PR middle-end/34029
* tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
for verifying purposes if they are is_gimple_min_invariant.
2008-01-04 Aldy Hernandez <aldyh@redhat.com>
PR tree-optimization/34448
PR tree-optimization/34465
* gimplify.c (gimplify_init_constructor): Add new parameter
notify_temp_creation. Use it.
(gimplify_modify_expr_rhs): Take volatiles into account when
optimizing constructors.
Do not optimize constructors if gimplify_init_constructor will dump to
memory.
* gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
* gcc.c-torture/compile/pr34448.c: New.
2008-01-04 Jakub Jelinek <jakub@redhat.com>
PR gcov-profile/34609
* tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
return_slot if result is TREE_ADDRESSABLE.
2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
* config/mips/mips.md (sqrt_condition): Tweak comment.
(recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
2008-01-03 Tom Tromey <tromey@redhat.com>
PR c/34457
* c-common.c (c_type_hash): Handle VLAs.
2008-01-03 Jan Hubicka <jh@suse.cz>
PR tree-optimization/31081
* tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
0 when inlining and not inlining to first basic block.
(remap_decl): When var is initialized to 0, don't set default_def.
(expand_call_inline): Set entry_bb.
* tree-inline.h (copy_body_data): Add entry_bb.
2008-01-03 Jakub Jelinek <jakub@redhat.com>
PR c++/34619
* cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
before returning.
PR tree-optimization/29484
* tree-inline.c (inline_forbidden_p_2): New function.
(inline_forbidden_p): Disallow inlining if some static var
has an address of a local LABEL_DECL in its initializer.
* doc/extend.texi (Labels as Values): Document &&foo behaviour
vs. inlining.
2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
PR tree-optimization/34635
* tree-data-ref.c (add_other_self_distances): Make sure that the
evolution step is constant.
2008-01-03 Jakub Jelinek <jakub@redhat.com>
PR middle-end/34608
* omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
* tree-sra.c (scalarize_init): Insert the generate_element_init
statements after the generate_element_zero statements.
2008-01-02 Richard Guenther <rguenther@suse.de>
PR middle-end/34093
PR middle-end/31976
* tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
for very large number of operands instead of ICEing.
2008-01-02 Arthur Norman <acn1@cam.ac.uk>
PR target/34013
* config/i386/i386.c (ix86_expand_prologue): Save red-zone
while stack probing.
2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
* c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
in C++0x mode.
2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
PR libmudflap/26442
* tree-mudflap.c (mx_register_decls): Guard warning by
!DECL_ARTIFICIAL check.
2008-01-01 Jakub Jelinek <jakub@redhat.com>
* config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
sse5_perm<mode>): Fix constraints.
|