1 2008-10-11 Eric Botcazou <ebotcazou@adacore.com>
3 * tree.h (contains_packed_reference): Mention ARRAY_RANGE_REF in
5 (array_ref_element_size): Likewise.
6 (array_ref_low_bound): Likewise.
7 (array_ref_up_bound): Likewise.
8 * expr.c (contains_packed_reference): Likewise.
9 (array_ref_element_size): Likewise.
10 (array_ref_low_bound): Likewise.
11 (array_ref_up_bound): Likewise.
12 * tree-ssa-loop-ivopts.c (idx_contains_abnormal_ssa_name_p): Deal
14 (idx_find_step): Likewise.
15 (idx_record_use): Likewise.
16 (strip_offset_1): Likewise.
17 (idx_remove_ssa_names): Likewise.
19 2008-10-11 Uros Bizjak <ubizjak@gmail.com>
20 Andi Kleen <ak@linux.intel.com>
22 * config/i386/cpuid.h (__cpuid_count): New defines.
23 * config/i386/driver-i386.c (struct cache_desc): New structure.
24 (describe_cache): Use struct cache_desc to pass cache descriptions.
25 (detect_l2_cache): Ditto. Rename from decode_l2_cache.
26 (detect_caches_amd): Use struct cache_desc to describe caches.
27 (decode_caches_intel): Use struct cache_desc to pass cache
28 descriptions. Update descriptions to match latest (rev -032,
29 December 2007) CPUID documentation. Do not check valid bit here.
30 Check for Xeon MP value 0x49 problems.
31 (detect_caches_cpuid2): New function, split from detect_caches_intel.
32 Check valid bit before calling decode_caches_intel. Detect number
33 of times to repeat CPUID instruction.
34 (detect_caches_cpuid4): New function.
35 (detect_caches_intel): Depending on max_level, call
36 detect_caches_cpuid2 or detect_caches_cpuid4. Call detect_l2_cache
37 only when other methods fail to provide valid L2 cache description.
39 2008-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
42 * pa.md (call, call_value): Generate an rtx for register r4 and pass
43 it to PIC call patterns.
44 (call_symref_pic): Revise pattern to expose PIC register save. Remove
45 code generation and attributes from pattern. Change peephole2 to split
46 for noreturn case. Revise split pattern for non noreturn case.
47 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
48 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
49 * pa.c (attr_length_call): Simplify extraction of call rtx. Add some
52 2008-10-11 David Edelsohn <edelsohn@gnu.org>
54 * config/rs6000/rs6000.md (aux_truncdfsf2): Remove TARGET_SINGLE_FLOAT.
55 (addsf3, subsf3, mulsf3 ! TARGET_POWERPC): Remove TARGET_SINGLE_FLOAT
57 (divdf3): Reformat long line.
59 2008-10-11 Michael J. Eager <eager@eagercon.com>
61 * config/rs6000/rs6000.c (rs6000_parse_fpu_option): Interpret
63 (rs6000_handle_option): Process -mfpu options.
64 * config/rs6000/rs6000.h: (TARGET_XILINX_FPU): New.
65 (enum fpu_type_t): New.
66 * config/rs6000/rs6000.md (attr fp_type): New. Include xfpu.md.
67 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3, trunctfdf2): Set
69 (floatsisf2): Remove TARGET_SINGLE_FPU condition.
70 (floatdidf2): Add TARGET_SINGLE_FPU condition.
71 * config/rs6000/rs6000.opt (-mfpu): New.
73 * config/rs6000/sysv4.h: (DRIVER_SELF_SPECS): New.
74 * config/rs6000/xfpu.h: New. Define TARGET_XILINX_FPU.
75 * config/rs6000/xfpu.md: New. Define Xilinx pipeline.
76 * gcc/config.gcc: powerpc-xilinx-eabi target: New.
77 * gcc/doc/invoke.texi (RS/6000 and PowerPC Options): Add -mfpu option.
79 2008-10-11 Jakub Jelinek <jakub@redhat.com>
82 * config/rs6000/rs6000.c (rs6000_legitimize_address): Only create
83 LO_SUM on Darwin if mode has just one unit.
85 2008-10-10 H.J. Lu <hongjiu.lu@intel.com>
88 * dwarf2out.c (mem_loc_descriptor): Use DRAP for vDRAP which
89 has been optimized out.
91 2008-10-10 Richard Sandiford <rdsandiford@googlemail.com>
93 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Test PIC_ADDR_P
94 instead of PIC_DIRECT_ADDR_P.
95 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
96 (IS_LITERAL_OR_SYMBOLIC_S16_P, IS_LITERAL_OR_SYMBOLIC_U16_P): Delete.
97 (IS_NON_EXPLICIT_CONSTANT_P): Don't test PIC_OFFSET_P.
98 (PIC_OFFSET_P): Rename to...
99 (PCREL_SYMOFF_P): ...this.
100 (PIC_DIRECT_ADDR_P): Delete.
101 (MOVI_SHORI_BASE_OPERAND_P): Check PCREL_SYMOFF_P instead of
103 (OUTPUT_ADDR_CONST_EXTRA): Don't require unspecs to have a
104 single argument. Handle UNSPEC_EXTRACT_S16, UNSPEC_EXTRACT_U16,
105 UNSPEC_SYMOFF and UNSPEC_PCREL_SYMOFF.
106 * config/sh/sh.c (print_operand): Remove CONST handling.
107 (unspec_caller_rtx_p): Rewrite to use split_const and check
108 the operands of UNSPEC bases.
109 (fixup_mova): Replace (unspec [(minus A B)] UNSPEC_PIC)
110 with (unspec [A B] UNSPEC_SYMOFF).
111 (nonpic_symbol_mentioned_p): Check for UNSPEC_SYMOFF and
113 (sh_secondary_reload): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
114 * config/sh/sh.md (UNSPEC_EXTRACT_S16): New unspec.
115 (UNSPEC_EXTRACT_U16): Likewise.
116 (UNSPEC_SYMOFF): Likewise.
117 (UNSPEC_PCREL_SYMOFF): Likewise.
118 (movsi_const): Use UNSPEC_EXTRACT_*16s to extract 16-bit portions
120 (movsi_const_16bit): Likewise.
121 (movdi_const, movdi_const_32bit, movdi_const_16bit): Likewise.
122 (GOTaddr2picreg): Replace (unspec [(minus A (minus B pc))] UNSPEC_PIC)
123 with (unspec [A B] UNSPEC_PCREL_SYMOFF).
124 (sym_label2reg): Replace (minus (const (unspec [A] UNSPEC_PIC)) B)
125 with (unspec [A B] UNSPEC_SYMOFF).
126 (symPLT_label2reg): Replace (minus A (minus B pc)) with
127 (unspec [A B] PCREL_UNSPEC_SYMOFF).
128 * config/sh/constraints.md (Css): Check for an UNSPEC_EXTRACT_S16.
129 (Csu): Likewise UNSPEC_EXTRACT_U16.
130 (Csy): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
131 (Cpg): Update after changes to IS_NON_EXPLICIT_CONSTANT_P.
133 2008-10-10 Stepan Kasal <skasal@redhat.com>
135 * gcc/doc/invoke.texi (Optimize Options): Fix typo in examples
136 for loop strip mining and loop blocking.
138 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
140 * fortran/trans-types.c (gfc_get_nodesc_array_type): Don't
141 vary types depending on debug info.
143 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
145 * c-gimplify.c (c_genericize): Don't refer to DECL_ASSEMBLER_NAME
146 before ensuring it's already computed.
148 2008-10-09 Jakub Jelinek <jakub@redhat.com>
150 * rtl.h (locator_eq): New decl.
151 * cfglayout.c (locator_scope): New function.
152 (insn_scope): Use it.
153 (locator_eq): New function.
154 (fixup_reorder_chain): Search for last insn in src bb
155 that has locator set or first insn in dest bb. Use
156 locator_eq instead of == to compare locators.
157 * cfgrtl.c (cfg_layout_merge_blocks): Likewise.
158 * cfgcleanup.c (try_forward_edges): Use locator_eq instead of
159 == to compare locators.
161 * tree-ssa-live.c (remove_unused_locals): Mark all edge's goto_block
163 * gimple-low.c (lower_function_body, lower_gimple_return,
164 lower_builtin_setjmp): Set gimple_block on the newly created stmts.
165 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Only set
166 goto_block on edges if goto_locus is known.
169 * tree.h (get_object_alignment): Declare.
170 * emit-rtl.c (set_mem_attributes_minus_bitpos): Call
171 get_object_alignment if needed.
172 * builtins.c (get_pointer_alignment): Move ADDR_EXPR operand handling
174 (get_object_alignment): ... here. New function. Try harder to
175 determine alignment from get_inner_reference returned offset.
177 2008-10-08 Jakub Jelinek <jakub@redhat.com>
179 * graphite.c (gloog): Don't call find_unreachable_blocks
180 before delte_unreachable_blocks.
182 * cfgexpand.c (expand_gimple_cond): Convert also goto_block and
183 goto_locus of true_edge into RTL locator.
185 2008-10-08 Uros Bizjak <ubizjak@gmail.com>
187 * config/i386/i386.md (*jcc_btdi_rex64): Clobber FLAGS_REG.
188 (*jcc_btdi_mask_rex64): Ditto.
190 (*jcc_btsi_mask): Ditto.
191 (*jcc_btsi_1): Ditto.
192 (*jcc_btsi_mask_1): Ditto.
194 2008-10-08 Paul Brook <paul@codesourcery.com>
196 * config/arm/bpabi.h (ARM_FUNCTION_PROFILER): Define new EABI
197 compatible profiler (__gnu_mcount_nc).
198 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
200 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
202 * config/i386/i386.c (initial_ix86_tune_features): Add
203 X86_TUNE_USE_VECTOR_FP_CONVERTS.
204 * config/i386/i386.h (ix86_tune_indices): Likewise.
205 (TARGET_USE_VECTOR_FP_CONVERTS): New.
207 * config/i386/i386.md: Check TARGET_USE_VECTOR_FP_CONVERTS
208 instead of (TARGET_USE_VECTOR_CONVERTS || TARGET_GENERIC)
209 for FP to FP splitters.
211 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
213 * config/i386/i386.md: Add missing gen_sse2_cvtdq2p to convert
216 2008-10-08 Jakub Jelinek <jakub@redhat.com>
220 PR rtl-optimization/37341
221 * cse.c (cse_cc_succs): Add ORIG_BB argument, don't follow edges
222 to ORIG_BB, pass through ORIG_BB recursively.
223 (cse_condition_code_reg): Adjust caller.
225 2008-10-08 Kai Tietz <kai.tietz@onevision.com>
227 * sdbout.c (sdbout_one_type): Treat the value type
228 CONST_DECL for enumerals.
230 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
232 * config/i386/i386.md: Remove trailing white spaces.
234 2008-10-07 Kenneth Zadeck <zadeck@naturalbridge.com>
236 PR rtl-optimization/37448
237 * alloc-pool.c (struct alloc_pool_descriptor) [elt_size]: New field.
238 (stuct alloc_pool_descriptor) [created, allocated, current, peak]:
240 (struct output_info) [count]: Renamed total_created and made
242 (struct output_info) [size]: Renamed total_allocated and made
244 (create_alloc_pool, empty_alloc_pool, pool_alloc, pool_free):
245 Properly keep track of desc->size.
246 (print_statistics, dump_alloc_pool_statistics): Enhance the
247 printing of statistics to print the number of elements and to use
250 2008-10-07 Jakub Jelinek <jakub@redhat.com>
253 * opts.h (CL_SAVE): Move up to flags range.
254 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_TARGET,
255 CL_COMMON): Renumber.
256 (CL_MIN_OPTION_CLASS): Set to CL_PARAMS.
257 * opts.c (common_handle_option): Revert last change.
259 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
261 * config/i386/i386-protos.h (ix86_schedule): New.
263 * config/i386/i386.c (ix86_schedule): New.
264 (override_options): Add schedule to processor_alias_table. Set
265 ix86_schedule from the schedule field in processor_alias_table.
266 (ix86_function_specific_save): Save ix86_schedule.
267 (ix86_function_specific_restore): Restore ix86_schedule.
269 * config/i386/i386.md (cpu): Map to ix86_schedule instead of
270 ix86_tune. Add none and remove i386, i486, pentium4, nocona
273 * config/i386/i386.opt: Add schedule.
275 * config/i386/ppro.md: Remove generic32.
277 2008-10-07 Simon Martin <simartin@users.sourceforge.net>
280 * expr.c (count_type_elements): Handle ERROR_MARK.
282 2008-10-07 Jakub Jelinek <jakub@redhat.com>
287 * basic-block.h (struct edge_def): Add goto_block field.
288 * cfglayout.c (fixup_reorder_chain): Ensure that there is at least
289 one insn with locus corresponding to edge's goto_locus if !optimize.
290 * profile.c (branch_prob): Copy edge's goto_block.
291 * cfgrtl.c (force_nonfallthru_and_redirect): Use goto_locus for
293 (cfg_layout_merge_blocks): Emit a nop with edge's goto_locus
294 locator in between the merged basic blocks if !optimize and needed.
295 * cfgexpand.c (expand_gimple_cond): Convert goto_block and
296 goto_locus into RTL locator. For unconditional jump use that
297 locator for the jump insn.
298 (expand_gimple_cond): Convert goto_block and goto_locus into
299 RTL locator for all remaining edges. For unconditional jump
300 use that locator for the jump insn.
301 * cfgcleanup.c (try_forward_edges): Avoid the optimization if
302 there is more than one edge or insn locator along the forwarding
303 edges and !optimize. If there is just one, set e->goto_locus.
304 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Set also
306 (move_block_to_fn): Adjust edge's goto_block.
308 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
311 * expmed.c (expand_mult): Properly check DImode constant in
314 2008-10-07 Jakub Jelinek <jakub@redhat.com>
317 * dwarf2out.c (common_block_die_table): New variable.
318 (common_block_die_table_hash, common_block_die_table_eq): New
320 (gen_variable_die): Look up a DW_TAG_common_block die for a particular
321 COMMON block in the current scope rather than globally. Optimize
322 DW_OP_addr SYMBOL_REF DW_OP_plus_uconst off into
323 DW_OP_addr SYMBOL_REF+off.
325 2008-10-07 Eric Botcazou <ebotcazou@adacore.com>
327 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p) <VIEW_CONVERT_EXPR>:
328 Return true for non-addressable GIMPLE operands.
330 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
333 * config/i386/i386.c (initial_ix86_tune_features): Remove
334 X86_TUNE_USE_BIT_TEST.
335 * config/i386/i386.h (ix86_tune_indices): Likewise.
336 (TARGET_USE_BIT_TEST): Removed.
338 2008-10-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
340 * config.gcc (arm*-*-*): Add aapcs-linux to supported ABIs.
342 2008-10-06 Adam Nemet <anemet@caviumnetworks.com>
344 * config/mips/mips.md (mulsi3_mul3, muldi3_mul3): Merge these ...
345 (mul<mode>3_mul3): ... into this new template.
347 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
349 * gimplify.c (gimplify_arg): Add location argument. Use it.
350 (gimplify_call_expr): Pass location to gimplify_arg.
351 (gimplify_modify_expr_to_memcpy): Same.
352 (gimplify_modify_expr_to_memset): Same.
354 2008-10-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
356 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
357 Update calls to build_unary_op and build_indirect_ref for location
360 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
363 * c-decl.c (finish_decl): Pass input_location to build_unary_op.
364 * c-typeck.c (array_to_pointer_conversion): Pass location to
366 (function_to_pointer_conversion): Use error_at and warning_at.
367 (build_indirect_ref): Same.
368 (build_array_ref): Pass location to build_binary_op.
369 (parser_build_unary_op): Do not set location after calling
371 (build_unary_op): Add location argument. Use it throughout. Set
372 EXPR_LOCATION before returning new tree.
373 (build_modify_expr): Same.
374 (build_binary_op): Use location throughout. Set EXPR_LOCATION before
376 * c-omp.c (c_finish_omp_atomic): Pass location to build_unary_op,
377 build_indirect_ref, build_modify_expr.
378 (c_finish_omp_for): Same. Use error_at instead of error.
379 * c-common.c (c_common_truthvalue_conversion): Pass location to
381 (warn_for_div_by_zero): Add location argument.
382 * c-common.h: Add argument to build_modify_expr, build_indirect_ref,
383 build_unary_op, warn_for_div_by_zero.
384 * c-parser.c (c_parser_typeof_specifier): Use
385 protected_set_expr_location.
386 (c_parser_statement_after_labels): Same.
387 (c_parser_condition): Same.
388 (c_parser_expr_no_commas): Pass correct location to build_modify_expr.
389 (c_parser_conditional_expression): Use protected_set_expr_location.
390 (c_parser_unary_expression): Pass location to build_indirect_ref.
391 (c_parser_postfix_expression_after_primary): Pass location to
392 build_indirect_ref, build_unary_op.
393 (c_parser_omp_for_loop): Set the increment expression's EXPR_LOCATION.
395 2008-10-06 Joshua Kinard <kumba@gentoo.org>
397 * doc/invoke.texi: List r1x000 family under the -march MIPS option.
398 * config/mips/mips.h (PROCESSOR_R10000): New processor_type.
399 * config/mips/mips.c (mips_cpu_info_table): Add r10000, r12000,
401 (mips_rtx_cost_data): Add a PROCESSOR_R10000 entry.
402 (mips_issue_rate): Handle PROCESSOR_R10000.
403 * config/mips/mips.md (cpu): Add r10000.
405 * config/mips/10000.md: New file.
407 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
409 * config/rs6000/rs6000-protos.h (rs6000_find_base_term): Declare.
410 * config/rs6000/rs6000.h (FIND_BASE_TERM): New macro.
411 * config/rs6000/rs6000.c (rs6000_find_base_term): New function.
413 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
415 * config/darwin-protos.h (machopic_function_base_name): Delete.
416 (machopic_function_base_sym): Likewise.
417 (machopic_gen_offset): Declare.
418 * config/darwin.h (MACHOPIC_FUNCTION_BASE_NAME): New macro.
419 (ASM_OUTPUT_LABELREF): Use it instead of a hard-coded string constant.
420 * config/darwin.c (machopic_function_base_name): Delete.
421 (machopic_function_base_sym): Likewise.
422 (gen_pic_offset): Rename to...
423 (machopic_gen_offset): ...this and remove the pic_base argument.
424 Instead use MACHO_DYNAMIC_NO_PIC_P to decide whether a PIC offset
425 is needed. Create an UNSPEC_MACHOPIC_OFFSET if so, and set
426 crtl->uses_pic_offset_table.
427 (machopic_indirect_data_reference): Use new machopic_gen_offset
429 (machopic_legitimize_pic_address): Likewise.
430 (machopic_operand_p): Check for UNSPEC_MACHOPIC_OFFSET.
432 * config/i386/darwin.h (GOT_SYMBOL_NAME): Use
433 MACHOPIC_FUNCTION_BASE_NAME instead of machopic_function_base_name.
434 * config/i386/i386.c (output_set_got): Likewise.
435 (darwin_local_data_pic): Check for an UNSPEC_MACHOPIC_OFFSET
437 (legitimate_pic_operand_p): Handle UNSPEC_MACHOPIC_OFFSET.
438 (legitimate_address_p): Likewise.
439 (output_pic_addr_const): Likewise.
440 (output_addr_const_extra): Likewise.
441 (ix86_delegitimize_address): Expect darwin_local_data_pic to
442 match an UNSPEC rather than a MINUS.
443 * config/i386/i386.md (UNSPEC_MACHOPIC_OFFSET): Define.
444 (builtin_setjmp_receiver): Use machopic_gen_offset.
445 * config/i386/predicates.md (pic_symbolic_operand): Handle
446 UNSPEC_MACHOPIC_OFFSET.
448 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
449 Use machopic_gen_offset and machopic_operand_p.
450 (rs6000_output_addr_const_extra): Handle UNSPEC_MACHOPIC_OFFSET.
451 (rs6000_emit_prologue): Use MACHOPIC_FUNCTION_BASE_NAME.
452 * config/rs6000/rs6000.md (UNSPEC_MACHOPIC_OFFSET): Define.
453 (builtin_setjmp_receiver): Use MACHOPIC_FUNCTION_BASE_NAME.
454 Set crtl->uses_pic_offset_table.
456 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
458 * config/rs6000/rs6000-protos.h (rs6000_output_addr_const_extra):
460 * config/rs6000/rs6000.h (OUTPUT_ADDR_CONST_EXTRA): New macro.
461 * config/rs6000/rs6000.md (UNSPEC_TOCREL): New constant.
462 * config/rs6000/rs6000.c (constant_pool_expr_1): Delete.
463 (constant_pool_expr_p): Use split_const and check the base.
464 (toc_relative_expr_p): Likewise, checking for an UNSPEC_TOCREL
466 (legitimate_constant_pool_address_p): Check toc_relative_p
467 instead of constant_pool_expr_p.
468 (print_operand_address): Always use output_addr_const for
469 constant pool addresses.
470 (rs6000_output_addr_const_extra): New function.
471 (create_TOC_reference): Create an UNSPEC_TOCREL instead of a MINUS.
473 2008-10-06 Vladimir Makarov <vmakarov@redhat.com>
477 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
478 (mark_ref_live, mark_ref_dead): Use them.
479 (def_conflicts_with_inputs_p): Remove.
480 (mark_early_clobbers): New function.
481 (process_bb_node_lives): Call preprocess_constraints and
484 * doc/rtx.texi (clobber): Change how RA deals with clobbers.
486 2008-10-06 Danny Smith <dannysmith@users.sourceforge.net>
488 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Add thread cleanup
489 lib with -mthread switch.
491 2008-10-05 Dodji Seketeli <dodji@redhat.com>
494 * dwarf2out.c (dwarf2out_imported_module_or_decl): Split this
495 function in two, making it call a new and reusable
496 dwarf2out_imported_module_or_decl() that takes the containing
497 BLOCK of the declaration in argument.
498 (dwarf2out_imported_module_or_decl_real): New function.
499 (decls_for_scope, gen_decl_die, dwarf2out_decl): Take
500 IMPORTED_DECL in account.
501 * tree.def: Added IMPORTED_DECL node type.
502 * tree.h: Added accessors for IMPORTED_DECL nodes.
503 * tree.c (init_ttree): Initialise IMPORTED_DECL node type.
505 2008-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
507 * doc/gimple.texi: Fix some typos, wrap some long lines,
508 fix some broken wraps with continuations.
509 * tree-ssa-reassoc.c: Fix comment typos.
511 2000-10-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
514 * pa.c (legitimize_pic_address): Force function labels to memory in
517 2008-10-04 Anton Blanchard <anton@samba.org>
519 * config/rs6000/rs6000.c (rs6000_emit_sync): Use gen_lwsync().
520 (rs6000_split_atomic_op): Same.
521 (rs6000_split_compare_and_swap): Same.
522 (rs6000_split_compare_and_swapqhi): Same.
524 2008-10-04 Richard Guenther <rguenther@suse.de>
526 * tree-ssa-sccvn.c (vn_reference_op_eq): Use types_compatible_p
527 instead of pointer equality.
528 (vn_nary_op_eq): Likewise.
530 2008-10-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
532 * config/rs6000/rs6000.md (fseldfsf4): Add TARGET_SINGLE_FLOAT
534 (fselsfdf4): Make condition on "TARGET_HARD_FLOAT && TARGET_FPRS &&
535 TARGET_DOUBLE_FLOAT && TARGET_SINGLE_FLOAT".
537 2008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
539 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
540 Revert previous change.
542 2008-10-03 Tom Tromey <tromey@redhat.com>
544 * stringpool.c (ggc_alloc_string): Terminate string.
546 2008-10-03 Jakub Jelinek <jakub@redhat.com>
548 * gimplify.c (gimplify_function_tree): For -finstrument-functions
549 use gimple_bind_{,set_}block instead of gimple_{,set_}block.
550 * gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
553 * gimplify.c (declare_vars): Use gimple_bind_block instead of
556 2008-10-03 Pascal Obry <obry@adacore.com>
558 * gcov.c (create_file_names): Properly handle UNIX and DOS
559 directory separators.
560 (make_gcov_file_name): Likewise + convert the ':' DOS drive
561 separator to '~' to ensure clean filenames on Windows.
563 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
565 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
566 Add a null terminator to the stripped name.
568 2008-10-02 David Edelsohn <edelsohn@gnu.org>
570 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
571 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
572 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
573 TARGET_SINGLE_FLOAT. Revert SCALAR_FLOAT_MODE_P condition.
574 (function_arg): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
575 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
578 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
580 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
582 2008-10-02 Richard Guenther <rguenther@suse.de>
585 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
586 and VECTOR_TYPE recurse with useless_type_conversion_p which
587 properly handles void pointer conversion.
589 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
592 * config/i386/mingw32.h (LIBGCC_SPEC) : Replace with ..
593 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
595 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
597 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
598 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
599 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
600 they translate to non builtins.
601 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
602 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
603 __builtin_vec_promote, __builtin_vec_extract, and
604 __builtin_vec_insert.
605 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
606 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
607 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
608 * config/rs6000/altivec.h (vec_extract): Define
609 (vec_insert): Define.
610 (vec_splats): Define.
611 (vec_promote): Define.
613 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
614 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
615 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
617 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
619 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
620 prototype. Add new parameter, blk.
621 Use BLKmode for the MEM if blk is true.
622 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
623 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
624 ALTIVEC_BUILTIN_STVRXL.
625 Update usage of altivec_expand_lv_builtin.
626 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
627 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
628 (altivec_init_builtins): If compiling for the Cell, also define the
630 * config/rs6000/rs6000.h (rs6000_builtins): Define
631 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
632 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
633 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
634 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
635 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
636 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
637 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
638 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
639 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
640 UNSPEC_STVRX, and UNSPEC_STVRXL.
641 (altivec_lvlx): New pattern.
642 (altivec_lvlxl): New pattern.
643 (altivec_lvrx): New pattern.
644 (altivec_lvrxl): New pattern.
645 (altivec_stvlx): New pattern.
646 (altivec_stvlxl): New pattern.
647 (altivec_stvrx): New pattern.
648 (altivec_stvrxl): New pattern.
649 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
650 (vec_lvlxl): Likewise.
651 (vec_lvrx): Define if PPU is defined.
652 (vec_lvrxl): Likewise.
653 (vec_stvlx): Define if PPU is defined.
654 (vec_stvlxl): Likewise.
655 (vec_stvrx): Define if PPU is defined.
656 (vec_stvrxl): Likewise.
658 2008-10-01 Geert Bosch <bosch@adacore.com>
660 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
662 2008-10-01 Richard Guenther <rguenther@suse.de>
664 PR tree-optimization/37617
665 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
666 do not add to the NEW_SETS.
668 2008-10-01 Richard Guenther <rguenther@suse.de>
671 * tree-vrp.c (execute_vrp): If we optimized away the default
672 case make sure to promote the label that got in place of it
673 to a default case label.
675 2008-10-01 Richard Henderson <rth@redhat.com>
678 * tree-complex.c (set_component_ssa_name): Don't optimize
679 is_gimple_min_invariant values with ssa_names in abnormal phis.
681 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
683 PR tree-optimization/37662
684 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
685 commutative binary operation if they are in the wrong order and
686 fold_build2 produces non-GIMPLE.
688 2008-09-30 Jakub Jelinek <jakub@redhat.com>
690 PR tree-optimization/37662
691 PR tree-optimization/37663
692 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
693 get_value_range with non-SSA_NAME. Don't assert operands have been
694 folded, instead just bail out.
696 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
698 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
700 2008-09-30 Richard Guenther <rguenther@suse.de>
703 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
704 build restrict-qualified pointers.
705 (vectorizable_store): Move alias check later.
706 (vectorizable_load): Likewise.
708 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
710 * c-common.c (empty_if_body_warning): Remove.
711 * c-common.h (empty_if_body_warning): Remove.
712 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
713 here the -Wempty-body warning for `if' and `else' statements.
714 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
716 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
718 * config/i386/i386.opt: Add msse2avx.
720 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
721 * config/i386/linux64.h (ASM_SPEC): Likewise.
723 * doc/invoke.texi: Document -msse2avx.
725 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
727 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
729 2008-09-29 Joseph Myers <joseph@codesourcery.com>
731 * ifcvt.c (noce_emit_store_flag): If using condition from original
732 jump, reverse it if if_info->cond was reversed.
734 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
736 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
737 non-constant memory if it cannot be forced to constant memory.
738 Overhaul surrounding code and factor out common condition.
740 2008-09-29 Jeff Law <law@redhat.com>
742 * reload1.c (alter_reg): Add missing curly braces.
744 2008-09-29 Michael J. Eager <eager@eagercon.com>
746 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
748 * config/rs6000/rs6000.c (rs6000_override_options): Move
749 rs6000_init_hard_regno_mode_ok after all options changed.
750 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
751 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
752 -msimple-fpu flags. Add warning messages if single FP not configured.
753 (rs6000_file_start): Output gnu_attribute for single-float.
754 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
755 (rs6000_legitimize_address): Likewise.
756 (rs6000_legitimize_reload_address): Likewise.
757 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
759 (function_arg_advance): Likewise (partial conversion).
760 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
761 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
763 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
764 (rs6000_emit_prologue): Likewise.
765 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
767 (rs6000_libcall_value): Likewise.
768 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
769 (TARGET_DOUBLE_FLOAT): New default to 1
770 (TARGET_SIMPLE_FPU): New default to 0
771 (TARGET_SINGLE_FPU): New default to 0
772 (TARGET_SINGLE_FLOAT_MODE): New.
773 (TARGET_DOUBLE_FLOAT_MODE): New.
774 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
775 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
777 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
778 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
779 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
780 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
781 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
782 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
783 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
784 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
785 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
786 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
787 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
788 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
789 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
790 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
791 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
792 cmptf_internal1, *cmptf_internal2): Condition on
794 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
795 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
796 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
797 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
798 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
799 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
801 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
802 * config/rs6000/rs6000.opt (-msingle-float): New.
803 (-mdouble-float): New.
805 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
806 -msingle-float, -mdouble-float, -msimple-fpu options.
807 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
808 _SOFT_DOUBLE for -msingle-float.
809 * config.gcc: New config for target=powerpc-xilinx-eabi.
811 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
813 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
815 (new_scop): Take entry and exit edge to define new SCoP.
816 (sd_region_p): New structure used during SCoP detection.
817 (move_scops): Delete.
818 (move_sd_regions): New.
819 (scopdet_info): Change the definition from edges back to basic_blocks.
820 (scopdet_edge_info): Work on basic_blocks and rename to
821 scopdet_basic_block_info.
822 (split_difficult_bb): At the moment removed. We should later
823 add it at another place.
824 (build_scops_1): Work on basic_blocks.
825 (bb_in_sd_region): New.
826 (find_single_entry_edge): New.
827 (find_single_exit_edge): New.
828 (create_single_entry_edge): New.
829 (sd_region_without_exit): New.
830 (create_single_exit_edge): New.
831 (unmark_exit_edges): New.
832 (mark_exit_edges): New.
833 (create_sese_edges): New.
834 (build_graphite_scops): New.
835 (build_scops): Make SCoPs SESE.
836 (limit_scops): Use the new functions.
838 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
840 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
842 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
845 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
846 address to a register before taking the lower part.
848 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
850 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
853 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
854 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
857 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
858 the newly created variable.
859 Create a VECTOR_CST of all 1s for vector types.
861 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
864 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
866 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
868 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
869 order to convert between modes.
870 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
872 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
874 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
877 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
880 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
884 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
886 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
887 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
888 them to yield false with MIPS16.
890 2008-09-26 Jakub Jelinek <jakub@redhat.com>
893 * dwarf2out.c (tls_mem_loc_descriptor): New function.
894 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
895 mem_loc_descriptor failed. Accept UNSPEC.
896 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
897 fail if one of the loc_descriptor calls for pieces failed.
898 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
899 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
900 if loc_descriptor_from_tree_1 on offset failed.
903 * opts.c (common_handle_option): Don't call print_specific_help with
904 CL_SAVE as first argument.
906 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
907 Steve Ellcey <sje@cup.hp.com>
909 * configure: Regenerate for new libtool.
912 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
914 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
915 alias set on MEM when saving stack pointer.
916 * config/rs6000/rs6000.md (allocate_stack): Likewise
918 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
920 PR tree-optimization/37574
921 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
922 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
923 instead of vector_type for constants. Take computation out of loop.
924 (vect_get_vec_def_for_operand): Use only vectype for constant case,
925 and use only vector_type for invariant case.
926 (get_initial_def_for_reduction): Use vectype instead of vector_type.
928 2008-09-25 Jakub Jelinek <jakub@redhat.com>
931 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
932 the decl is a VAR_DECL or FUNCTION_DECL.
934 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
937 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
938 (mark_ref_live, mark_ref_dead): Use them.
939 (def_conflicts_with_inputs_p): Remove.
940 (mark_early_clobbers): New function.
941 (process_bb_node_lives): Call preprocess_constraints and
944 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
946 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
949 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
950 (ira_compress_allocno_live_ranges): New prototype.
952 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
953 (coalesced_allocnos_living_at_program_points): New.
954 (coalesced_allocnos_live_at_points_p,
955 set_coalesced_allocnos_live_points): New functions.
956 (coalesce_spill_slots): Rewrite.
958 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
959 ira_compress_allocno_live_ranges): New functions.
961 * ira-build.c (ira_flattening): Call
962 ira_compress_allocno_live_ranges.
965 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
967 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
970 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
972 * combine.c (make_compound_operation): Handle the 'E' format.
973 (count_rtxs): Likewise.
974 (update_table_tick): Likewise.
975 (get_last_value_validate): Likewise.
977 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
979 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
981 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
983 * matrix-reorg.c (transform_allocation_sites): Initializers
984 added to avoid the warning.
986 2008-09-25 Martin Jambor <mjambor@suse.cz>
988 * cgraph.c (free_nodes): New variable.
989 (NEXT_FREE_NODE): New macro.
990 (cgraph_create_node): Reuse nodes from the free list. Do not
991 update uid if doing so.
992 (cgraph_remove_node): Add the node to the free list.
994 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
996 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
998 2008-09-24 Richard Henderson <rth@redhat.com>
1000 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
1001 * unwind-dw2.c (execute_stack_op): Handle it.
1003 2008-09-24 David Edelsohn <edelsohn@gnu.org>
1006 2008-09-24 Michael J. Eager <eager@eagercon.com>
1008 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
1010 * c-common.c (fname_decl): New location argument.
1011 * c-common.h (fname_decl): Same.
1012 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
1014 (c_parser_typeof_specifier): Same.
1015 (c_parser_parms_list_declarator): Same.
1016 (c_parser_asm_string_literal): Same.
1017 (c_parser_compound_statement_nostart): Same.
1018 (c_parser_label): Same.
1019 (c_parser_do_statement): Same.
1020 (c_parser_asm_statement): Same.
1021 (c_parser_unary_expression): Same.
1022 (c_parser_sizeof_expression): Same.
1023 (c_parser_postfix_expression): Same.
1024 (c_parser_pragma): Same.
1025 (c_parser_omp_clause_collapse): Same.
1026 (c_parser_omp_clause_num_threads): Same.
1027 (c_parser_omp_clause_schedule): Same.
1028 (c_parser_omp_all_clauses): Same.
1029 (c_parser_omp_sections_scope): Same.
1030 (c_parser_omp_for_loop): Same. Pass condition's location to
1031 c_objc_common_truthvalue_conversion.
1032 (c_parser_enum_specifier): Remove comment.
1034 2008-09-24 Michael J. Eager <eager@eagercon.com>
1036 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
1038 * config/rs6000/rs6000.c (rs6000_override_options): Move
1039 rs6000_init_hard_regno_mode_ok after all options changed.
1040 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
1041 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
1042 -msimple-fpu flags. Add warning messages if single FP not configured.
1043 (rs6000_file_start): Output gnu_attribute for single-float.
1044 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
1045 (rs6000_legitimize_address): Likewise.
1046 (rs6000_legitimize_reload_address): Likewise.
1047 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
1048 TARGET_SINGLE_FLOAT.
1049 (function_arg_advance): Likewise.
1050 (function_arg): Likewise.
1051 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
1052 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
1053 TARGET_SINGLE_FLOAT.
1054 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
1055 (rs6000_emit_prologue): Likewise.
1056 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
1057 TARGET_SINGLE_FLOAT.
1058 (rs6000_libcall_value): Likewise.
1059 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
1060 (TARGET_DOUBLE_FLOAT): New default to 1
1061 (TARGET_SIMPLE_FPU): New default to 0
1062 (TARGET_SINGLE_FPU): New default to 0
1063 (TARGET_SINGLE_FLOAT_MODE): New.
1064 (TARGET_DOUBLE_FLOAT_MODE): New.
1065 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
1066 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
1068 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
1069 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
1070 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
1071 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
1072 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
1073 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
1074 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
1075 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
1076 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
1077 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
1078 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
1079 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
1080 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
1081 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
1082 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
1083 cmptf_internal1, *cmptf_internal2): Condition on
1084 TARGET_DOUBLE_FLOAT.
1085 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
1086 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
1087 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
1088 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
1089 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
1090 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
1091 TARGET_SINGLE_FLOAT.
1092 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
1093 * config/rs6000/rs6000.opt (-msingle-float): New.
1094 (-mdouble-float): New.
1095 (-msimple-fpu): New.
1096 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
1097 -msingle-float, -mdouble-float, -msimple-fpu options.
1098 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
1099 _SOFT_DOUBLE for -msingle-float.
1100 * config.gcc: New config for target=powerpc-xilinx-eabi.
1102 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
1104 * config/sparc/constraints.md: New file.
1105 * config/sparc/sparc.md: Include it.
1106 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
1107 (sparc_extra_constraint_check): Delete.
1108 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
1109 (memory_ok_for_ldd): New predicate.
1110 (sparc_extra_constraint_check): Delete.
1111 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
1112 (CONST_OK_FOR_LETTER_P): Likewise.
1113 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
1114 (EXTRA_CONSTRAINT): Likewise.
1116 2008-08-23 Steve Ellcey <sje@cup.hp.com>
1118 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
1120 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
1122 * alias.c (find_base_value): Use FIND_BASE_TERM.
1123 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
1125 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
1127 * config/i386/i386.c: Include cselib.h.
1128 (ix86_pic_register_p): New function.
1129 (ix86_delegitimize_address): Use it to check for the PIC register.
1131 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
1133 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
1134 * config/i386/i386.c (ix86_find_base_term): Don't check for
1135 SYMBOL_REF and LABEL_REF.
1137 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
1139 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
1140 constant PLUS in a CONST.
1142 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
1144 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
1145 check for sibcall support for w64.
1147 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
1149 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
1151 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
1153 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
1154 parser_build_binary_op.
1155 * c-decl.c (build_enumerator): Pass location to build_binary_op.
1156 * c-typeck.c (build_array_ref): Same.
1157 (parser_build_unary_op): New location argument.
1158 (pointer_diff): Pass location to build_binary_op,
1159 c_objc_common_truthvalue_conversion.
1160 (build_modify_expr): Same.
1161 (build_unary_op): New location argument.
1162 (build_binary_op): New location argument.
1163 (c_objc_common_truthvalue_conversion): Pass location to
1164 c_*common_truthvalue_conversion.
1165 * c-convert.c (convert): Same.
1166 * c-common.c (binary_op_error): New location argument.
1167 (pointer_int_sum): Pass location to build_binary_op.
1168 (c_common_truthvalue_conversion): New location argument.
1169 (warn_for_sign_compare): Same.
1170 * c-common.h: Add location argument to c_common_truthvalue_conversion,
1171 binary_op_error, build_binary_op, warn_for_sign_compare.
1172 * c-parser.c (c_parser_condition): Pass location to
1173 c_*common_truthvalue_conversion.
1174 (c_parser_conditional_expression): Save condition's location and pass
1176 (c_parser_binary_expression): Same, but for the binary operator's
1178 (c_parser_omp_for_loop): Pass location to
1179 c_objc_common_truthvalue_conversion.
1181 2008-09-23 Martin Jambor <mjambor@suse.cz>
1183 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
1184 (cgraph_node_remove_callees): New temporary f. Hold the next item
1186 (cgraph_node_remove_callers): Likewise.
1188 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
1189 (ipa_node_removal_hook): Likewise.
1191 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
1192 gimple_call_copy_skip_args and moved to the gimple_call section.
1193 * gimple.c (gimple_copy_call_skip_args): Renamed to
1194 gimple_call_copy_skip_args. Changed al users.
1196 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
1198 * ira-color.c (start_allocno_priorities): Rename to
1199 setup_allocno_priorities. Use costs and
1200 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
1201 range lengths. Get rid off doubles.
1202 (ira_fast_allocations): Call start_allocno_priorities.
1204 2008-09-22 David Daney <ddaney@avtrex.com>
1207 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
1208 register if TARGET_LONG_CALLS.
1210 2008-09-22 Richard Guenther <rguenther@suse.de>
1212 PR tree-optimization/37145
1213 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
1214 value-numbering union accesses with their offset and size only.
1215 (visit_reference_op_load): Fix simplification of inserted conversions.
1216 * tree-ssa-pre.c (find_or_generate_expression): Do not
1217 recursively generate expressions if running FRE.
1219 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
1221 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
1222 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el, *baddu_di<mode>):
1225 2008-09-22 Richard Guenther <rguenther@suse.de>
1227 PR tree-optimization/37145
1228 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
1229 (phi_translate_1): Constant fold references.
1231 2008-09-22 Ira Rosen <irar@il.ibm.com>
1233 PR tree-optimization/37482
1234 * tree-vectorizer.h (struct _slp_instance): Add new field.
1235 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
1236 (get_earlier_stmt): New function.
1237 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
1239 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
1240 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
1241 asserts that GSI points to the scalar statement being vectorized.
1242 Set new statement location according to GSI.
1243 (vect_schedule_slp_instance): Use GSI of
1244 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
1246 2008-09-21 Jan Hubicka <jh@suse.cz>
1248 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
1249 (ipcp_insert_stage): Update dead_nodes bitmap.
1251 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
1254 * config/i386/t-cygming (SHLIB_LC): Remove.
1255 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
1256 * config/i386/t-cygwin (SHLIB_LC): Specify all required libraries.
1258 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
1262 * final.c (mark_symbol_ref_as_used): New helper function.
1263 (output_operand): Instead of just looking inside MEMs for
1264 SYMBOL_REFs, use new helper function and for_each_rtx.
1265 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
1266 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
1267 Make head comment more general.
1268 * config/darwin.c (machopic_output_indirection): Handle weak
1269 references here, like in assemble_external.
1271 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
1273 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
1274 (sparc_emit_float_lib_cmp): Change return type.
1275 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
1276 (gen_compare_operator): New function.
1277 (sparc_emit_float_lib_cmp): Return the new operator to be used in
1278 the comparison sequence. Minor tweaks.
1279 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
1280 that the final operator and the result of sparc_emit_float_lib_cmp
1281 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
1282 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
1283 buneq, bunge, bunle, bltgt): Assert that the final operator and the
1284 result of sparc_emit_float_lib_cmp match for software TFmode.
1285 (movqicc, movhicc, movsicc, movdicc): Merge into...
1286 (mov<I:mode>cc): ...this.
1287 (movsfcc, movdfcc, movtfcc): Merge into...
1288 (mov<F:mode>cc): ...this.
1289 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
1291 (mov<I:mode>_cc_v9): ...this.
1292 (movdi_cc_sp64_trunc): Delete.
1293 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
1294 movdi_cc_reg_sp64): Merge into...
1295 (mov<I:mode>_cc_reg_sp64): ...this.
1296 (movsf_cc_sp64): Rename into...
1297 (movsf_cc_v9): ...this.
1298 (movdf_cc_sp64): Rename into...
1299 (movdf_cc_v9): ...this.
1300 (movtf_cc_hq_sp64): Rename into...
1301 (movtf_cc_hq_v9): ...this.
1302 (movtf_cc_sp64): Rename into...
1303 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
1305 2008-09-21 Diego Novillo <dnovillo@google.com>
1307 * doc/gccint.texi: Include generic.texi and gimple.texi.
1309 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
1310 (GIMPLE): Move to gimple.texi.
1311 (Annotations): Remove references to to stmt_ann_t and
1313 (SSA Operands): Rename from 'Statement Operands'.
1314 * doc/generic.texi: New.
1315 * doc/gimple.texi: New.
1316 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and gimple.texi.
1317 * Makefile.in (TEXI_GCCINT_FILES):
1318 * gimple.c (gimple_copy_call_skip_args): Rename from
1319 giple_copy_call_skip_args. Update all users.
1320 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
1322 2008-09-21 Ira Rosen <irar@il.ibm.com>
1324 PR tree-optimization/37539
1325 * tree-vect-transform.c (vect_transform_strided_load): Save vector
1326 statement in related statement field only for the first load of the
1327 group of loads with the same data reference.
1329 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
1331 * config/mips/mips.h (TUNE_OCTEON): New macro.
1332 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
1333 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
1334 * config/mips/octeon.md: New file.
1335 * config/mips/mips.md: Include octeon.md. Restore
1336 semi-alphabetical order of include files.
1338 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
1341 * config/i386/i386.md (*jcc_fused_1): Removed.
1342 (*jcc_fused_2): Likewise.
1343 (*jcc_fused_3): Likewise.
1344 (*jcc_fused_4): Likewise.
1346 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
1348 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
1349 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
1350 * target.h (gcc_target): Add ira_cover_classes.
1351 * ira.c: Remove IRA_COVER_CLASSES guards.
1352 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
1353 instead of IRA_COVER_CLASSES.
1354 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
1355 (setup_class_translate): Likewise.
1356 (setup_reg_class_intersect_union): Likewise.
1357 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
1358 test of targetm.ira_cover_classes.
1359 * opts.c (decode_options): Use targetm.ira_cover_classes instead
1360 of IRA_COVER_CLASSES.
1361 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
1362 (TARGET_INITIALIZER): Include it.
1363 * targhooks.h (default_ira_cover_classes): Declare.
1364 * targhooks.c (default_ira_cover_classes): New function.
1366 2008-09-19 Bob Wilson <bob.wilson@acm.org>
1368 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
1370 2008-09-19 Ian Lance Taylor <iant@google.com>
1372 * varasm.c (narrowing_initializer_constant_valid_p): Return
1373 NULL_TREE if ENDTYPE is not an integer.
1375 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
1378 * tree-ssa.c (execute_update_addresses_taken): Also update
1379 DECL_GIMPLE_REG_P for vector and complex types.
1381 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
1382 Jan Hubicka <jh@suse.cz>
1385 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
1386 empty before freeing them.
1387 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
1389 2008-09-18 Bob Wilson <bob.wilson@acm.org>
1391 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
1392 * config/xtensa/predicates.md (tls_symbol_operand): New.
1393 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
1394 (TARGET_CANNOT_FORCE_MEM): Define.
1395 (xtensa_tls_symbol_p): New.
1396 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
1397 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
1398 (xtensa_tls_module_base): New.
1399 (xtensa_call_tls_desc): New.
1400 (xtensa_legitimize_tls_address): New.
1401 (xtensa_legitimize_address): Handle TLS symbols.
1402 (xtensa_tls_referenced_p_1): New.
1403 (xtensa_tls_referenced_p): New.
1404 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
1406 (XTENSA_BUILTIN_THREAD_POINTER): New.
1407 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
1408 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
1409 builtin. Add declarations for __builtin_thread_pointer and
1410 __builtin_set_thread_pointer.
1411 (xtensa_fold_builtin): Recognize new builtins.
1412 (xtensa_expand_builtin): Expand new builtins.
1413 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
1414 (TARGET_THREADPTR): Define.
1415 (HAVE_AS_TLS): Define default value.
1416 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
1417 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
1418 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
1419 (UNSPECV_SET_TP): New.
1420 (sym_TPOFF, sym_DTPOFF): New.
1421 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
1422 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
1423 * configure: Regenerated.
1425 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
1428 * config/ia64/ia64.c (ia64_optimization_options): Move
1429 checking and setting flag_schedule_insns_after_reload and
1430 ia64_flag_schedule_insns2 back to ...
1431 (ia64_override_options): Here.
1433 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
1436 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
1437 zero extend count after the correction to it is done.
1438 (doloop_optimize): Update call to doloop_modify, don't zero extend
1441 2008-09-18 Martin Jambor <mjambor@suse.cz>
1443 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
1445 * ipa-prop.c: Correct comments.
1446 * ipa-prop.h: Likewise.
1448 2008-09-18 Jan Hubicka <jh@suse.cz>
1451 * ipa-reference.c (ipa_reference_local_vars_info_d,
1452 ipa_reference_global_vars_info_d,
1453 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
1454 ipa_reference_vars_info_t): Move here from ipa-reference.h
1455 (node_duplication_hook_holder, node_removal_hook_holder): New.
1456 (get_reference_vars_info_from_cgraph): Rename to ...
1457 (get_reference_vars_info): ... this one, use cgraph uids.
1458 (get_local_reference_vars_info, get_global_reference_vars_info):
1459 Use cgraph instead of decl.
1460 (ipa_reference_get_read_local, ipa_reference_get_written_local):
1462 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
1463 ipa_reference_get_written_global,
1464 ipa_reference_get_not_written_global): Use cgraph argument.
1465 (check_call): Simplify avail check.
1466 (scan_stmt_for_static_refs): Update.
1467 (propagate_bits): Update.
1468 (merge_callee_local_info): Remove.
1469 (init_function_info): Use cgraph nodes.
1470 (clean_function_local_data): Break out from ...
1471 (clean_function): ... here.
1472 (copy_local_bitmap, copy_global_bitmap): New functions.
1473 (duplicate_node_data, remove_node_data): New functions.
1474 (generate_summary): Register hooks; use visibility instead of
1476 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
1477 * ipa-reference.h (ipa_reference_local_vars_info_d,
1478 ipa_reference_global_vars_info_d,
1479 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
1480 ipa_reference_vars_info_t): Move to ipa-reference.c
1481 (ipa_reference_get_read_local, ipa_reference_get_written_local):
1483 (ipa_reference_get_read_global, ipa_reference_get_written_global,
1484 ipa_reference_get_not_read_global,
1485 ipa_reference_get_not_written_global): Update prototype.
1486 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
1487 (init_state): Remove.
1488 (node_duplication_hook_holder, node_removal_hook_holder): New.
1489 (get_function_state, set_function_state): Use VECtor.
1490 (analyze_function): Check body availability.
1491 (add_new_function): Likewise.
1492 (duplicate_node_data, remove_node_data): New.
1493 (generate_summary): Register hooks; do not care about clones.
1494 (propafate): Do not care about clones; recursive functions are
1496 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
1497 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
1498 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
1500 * tree-flow.h (function_ann_d): Remove reference_vars_info.
1501 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
1502 Update call of ipa-reference accesors.
1504 2008-09-18 Simon Baldwin <simonb@google.com>
1506 * c-opts.c (c_common_handle_option): Add handling for
1507 -Wbuiltin-macro-redefined command line option.
1508 * c.opt: Added builtin-macro-redefined option.
1509 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
1512 2008-09-18 Richard Guenther <rguenther@suse.de>
1514 PR tree-optimization/37258
1515 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
1516 and signedness for integral types.
1517 (vn_phi_eq): Require compatible types.
1519 2008-09-18 Jakub Jelinek <jakub@redhat.com>
1522 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
1523 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
1525 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
1526 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
1527 ggc_free other TREE_LIST nodes from that chain.
1528 * function.c (instantiate_decls): Instantiate also DECL_RTL
1529 of vars in cfun->local_decls, free that list afterwards.
1531 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
1533 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
1534 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
1536 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
1538 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
1539 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
1541 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
1543 PR tree-optimization/37102
1544 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
1545 from a node. Check to see if another PHI is dead.
1546 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
1547 remove real PHIs which have no uses.
1548 (rewrite_out_of_ssa): Call eliminate_useless_phis.
1550 2008-09-18 Richard Guenther <rguenther@suse.de>
1553 * tree-cfg.c (remove_useless_stmts_1): Remove
1554 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
1556 2008-09-18 Nick Clifton <nickc@redhat.com>
1558 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
1559 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
1560 to frv_secondary_reload_class.
1561 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
1562 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
1563 (frv_secondary_reload_class): Omit unused parameter.
1564 (frv_secondary_reload): New function. Handle the case when
1565 secondary_reload_class() is called before the reload_(in|out)
1566 _optabs have been initialised.
1567 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
1569 * config/frv/frv.md: Define an exclusion set between fr550_m0
1572 2008-09-18 Richard Guenther <rguenther@suse.de>
1574 PR tree-optimization/37456
1575 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
1576 want to insert after ends a BB insert on the single fallthru
1579 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
1581 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
1582 Mention -march=z9-109, z9-ec and z10.
1584 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
1586 PR rtl-optimization/37544
1587 * regrename.c (maybe_mode_change): Exit early when copy_mode
1588 is narrower than orig_mode and narrower than new_mode.
1590 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
1593 * sched-int.h (struct _haifa_insn_data): Remove unused field ref_count.
1595 * sched-rgn.c (ref_counts): Remove.
1596 (insn_referenced): New static variable.
1597 (INSN_REF_COUNT): Remove.
1598 (sched_run_compute_dependencies): Use insn_referenced instead of
1600 (add_branch_dependences): Likewise. Delete dead assignment.
1602 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
1604 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
1605 consumer is an asm. Add comment why this is important.
1606 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
1607 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around it.
1609 2008-09-17 Joseph Myers <joseph@codesourcery.com>
1611 * expr.c (emit_group_store): Do not shift before moving via a
1614 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
1616 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
1617 from aggregate to non-aggregate type if the bit pattern is not fully
1618 preserved afterwards.
1620 2008-09-17 Richard Guenther <rguenther@suse.de>
1622 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
1623 (verify_gimple_assign): ... this. Split into ...
1624 (verify_gimple_assign_unary): ... this,
1625 (verify_gimple_assign_binary): ... that,
1626 (verify_gimple_assign_single): ... and this.
1627 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
1628 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
1629 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
1630 (verify_types_in_gimple_reference): Be forgiving with
1632 (verify_gimple_phi): Deal with virtual operands.
1634 * tree.def (PREDICT_EXPR): Change to tcc_expression.
1636 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
1638 * tree.c (get_callee_fndecl): Don't call the language hook.
1639 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
1640 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
1641 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
1643 2008-09-17 Jakub Jelinek <jakub@redhat.com>
1645 * tree.c (protected_set_expr_location): Don't unnecessarily
1646 check for error_mark_node.
1648 2008-09-17 Art Haas <ahaas@impactweather.com>
1650 * ipa-reference.c (analyze_function): Declare step only if
1651 ENABLE_CHECKING is defined.
1653 2008-09-17 Jan Hubicka <jh@suse.cz>
1656 * tree.h (DECL_INLINE): remove.
1657 (DECL_DECLARED_INLINE_P): Update docs.
1658 (DECL_NO_INLINE_WARNING_P): new.
1659 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
1660 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
1662 2008-09-17 Jakub Jelinek <jakub@redhat.com>
1663 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1666 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
1669 2008-09-17 Jan Hubicka <jh@suse.cz>
1671 * ipa-reference.c (ipa_obstack): Remove.
1672 (local_info_obstack, global_info_obstack): New.
1673 (add_static_var): We now handle variables only.
1674 (mark_address_taken, mark_load, mark_store): New functions based on ...
1675 (check_operand): ... remove.
1676 (get_asm_stmt_operands): Rename to ...
1677 (check_asm_memory_clobber): ... this. Look only for memory clobber.
1678 (scan_stmt_for_static_refs): Rewrite.
1679 (scan_op_for_static_refs): Rename to ...
1680 (scan_initializer_for_static_refs): do not look for VAR_DECL
1681 initializers; stop recursion on types and decls.
1682 (ipa_init): Use proper obstacks.
1683 (analyze_variable): Use scan_initializer_for_static_refs.
1684 (init_function_info): Use local obstack.
1685 (analyze_function): Simplify.
1686 (add_new_function): We don't need visited_nodes obstack.
1687 (generate_summary): Use proper obstacks; cleanup after propagation.
1689 2008-09-17 Richard Guenther <rguenther@suse.de>
1692 PR tree-optimization/37491
1693 * alias.c (get_alias_set): Use the canonical type.
1694 * tree-vect-transform.c (vectorizable_store): Use the type of
1695 the lhs for the vector type. Adjust checking.
1696 (vectorizable_load): Adjust checking.
1698 2008-09-16 Jakub Jelinek <jakub@redhat.com>
1699 Adam Nemet <anemet@caviumnetworks.com>
1701 PR rtl-optimization/37483
1702 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
1703 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
1704 Rearrange code to better match the original comment. Check
1705 t_unconditional first. Improve comment.
1707 2008-09-16 Jakub Jelinek <jakub@redhat.com>
1710 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
1711 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
1714 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
1715 GIMPLE_TRY if cleanup sequence is empty.
1717 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
1720 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
1721 eliminate IV if the cost are the same.
1723 2008-09-16 Richard Guenther <rguenther@suse.de>
1726 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
1729 2008-09-16 Richard Guenther <rguenther@suse.de>
1731 PR tree-optimization/37508
1732 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
1734 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
1736 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
1738 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
1740 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
1741 use gen_floatdidf2 directly.
1742 (floatunssidf2): Likewise.
1743 (floatsidf_ppc64_mfpgpr): Remove.
1744 (floatsidf_ppc64): Remove.
1745 (floatunssidf_ppc64): Remove.
1747 2008-09-15 Jakub Jelinek <jakub@redhat.com>
1749 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
1750 rather than update_cost_queue.
1752 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
1753 in every call starting with the second one, instead of only when
1754 alias_bitmap_obstack.elements != NULL.
1756 * tree-predcom.c (filter_suitable_components): Free all refs in
1757 act->refs vector before calling release_component.
1758 (add_ref_to_chain): Free ref if not adding it to chain->refs.
1760 * tree-data-ref.c (free_subscripts): Free all subscript objects.
1762 * tree-loop-linear.c (linear_transform_loops): Initialize
1763 lambda_obstack only after calling perfect_loop_nest_depth.
1764 Goto free_and_continue instead of just continue for later failures.
1767 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
1770 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
1772 2008-09-14 Andreas Schwab <schwab@suse.de>
1774 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
1776 2008-09-14 Jan Hubicka <jh@suse.cz>
1778 * invoke.texi (-fconserve-stack): Document.
1779 * opts.c (decode_options): Handle conserve_stack.
1780 * common.opt (fconvserve_stack): New.
1782 2008-09-14 David Edelsohn <edelsohn@gnu.org>
1784 * config.host: Add x-aix to host_xmake_file.
1785 * config/rs6000/t-aix52: Do not override LDFLAGS.
1786 * config/rs6000/x-aix: New file.
1788 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
1794 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
1795 is not recognized as a valid register usage. Allow REG_X to be used
1797 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
1798 forces a reload when using a base register.
1800 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
1802 * config/i386/cygming-crtend.c (register_frame_ctor): If
1803 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
1804 directly with atexit.
1805 (deregister_frame_ctor): Rename to ...
1806 (deregister_frame_dtor): Use to call __gcc_deregister_frame
1807 if !DEFAULT_USE_CXA_ATEXIT.
1809 2008-09-13 Jan Hubicka <jh@suse.cz>
1811 * cgraph.c: Include value-prof.h
1812 * Makefile.in (cgraph.o): Add value-prof.h dependency.
1814 2008-09-13 Jan Hubicka <jh@suse.cz>
1817 * tree-profile.c (add_abnormal_goto_call_edges): New function.
1818 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
1819 tree_gen_one_value_profiler, tree_gen_average_profiler,
1820 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
1822 2008-09-13 Jan Hubicka <jh@suse.cz>
1824 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
1825 too many bytes on misalligned blocks.
1827 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1829 * doc/cfg.texi: Fix some typos.
1830 * doc/extend.texi: Likewise.
1831 * doc/install.texi: Likewise.
1832 * doc/invoke.texi: Likewise.
1833 * doc/rtl.texi: Likewise.
1834 * doc/tree-ssa.texi: Likewise.
1836 2008-09-13 Richard Guenther <rguenther@suse.de>
1839 * tree-nested.c (finalize_nesting_tree_1): Generate valid
1840 gimple stores for memory rhs.
1842 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
1844 PR rtl-optimization/37489
1845 * cse.c (fold_rtx): Don't return const_true_rtx for float
1846 compare if FLOAT_STORE_FLAG_VALUE is undefined.
1848 2008-09-13 Jan Hubicka <jh@suse.cz>
1850 PR tree-optimization/37392
1851 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
1853 2008-09-13 Martin Jambor <mjambor@suse.cz>
1854 Jan Hubicka <jh@suse.cz>
1856 * cgraph.c (free_edges): New variable.
1857 (NEXT_FREE_EDGE): New macro.
1858 (cgraph_free_edge): New function.
1859 (cgraph_remove_edge): Call cgraph_remove_edge_1.
1860 (cgraph_node_remove_callees): Likewise.
1861 (cgraph_node_remove_callers): Likewise.
1862 (cgraph_create_edge): Reuse edges from the free list. Do not
1863 update uid if doing so.
1864 (cgraph_remove_*_hook): Add free call.
1866 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
1868 * ira-color.c (conflict_allocno_vec): Delete.
1869 (update_cost_queue_elem): New structure.
1870 (update_cost_queue): New variable.
1871 (update_cost_queue_tail): Likewise.
1872 (update_cost_queue_elems): Likewise.
1873 (allocno_update_cost_check): Delete.
1874 (initiate_cost_update): Allocate update_cost_queue_elems
1875 instead of allocno_update_cost_check.
1876 (finish_cost_update): Update the free()s accordingly.
1877 (start_update_cost): New function.
1878 (queue_update_cost): Likewise.
1879 (get_next_update_cost): Likewise.
1880 (update_copy_costs_1): Inline into...
1881 (update_copy_costs): ...here. Use a queue instead of recursive calls.
1882 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
1883 once we've established they are equal. Don't allocate update
1884 costs if there is nothing to add to them.
1885 (update_conflict_hard_regno_costs): Remove ALLOCNO and
1886 DIVISOR arguments. Use a queue instead of recursive calls;
1887 process all the allocnos in the initial queue, rather than
1889 (assign_hard_reg): Use queue_update_cost instead of
1890 conflict_allocno_vec. Queue coalesced allocnos instead
1891 of calling update_conflict_hard_regno_costs for each one.
1892 Just call update_conflict_hard_regno_costs once for the
1894 (ira_color): Remove conflict_allocno_vec handling.
1896 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
1898 PR tree-optimization/37484
1899 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
1900 (save_var_name): Same.
1901 (initialize_cloog_names): Same.
1902 (initialize_cloog_names): Same.
1904 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
1906 * tree-scalar-evolution.c (set_instantiated_value): Set
1909 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
1913 * ira-build.c (common_loop_tree_node_dominator): Remove.
1914 (copy_live_ranges_to_removed_store_destinations): New function.
1915 (regno_top_level_allocno_map): Move to top level from ...
1916 (ira_flattening): ... here. Use
1917 copy_live_ranges_to_removed_store_destinations.
1919 * ira-emit.c (generate_edge_moves): Fix a comment.
1921 2008-09-12 Anatoly Sokolov <aesok@post.ru>
1924 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
1925 scratch register after 'set' pattern.
1927 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1929 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
1930 information passed to mark_reg_pointer.
1931 * explow.c (force_reg): Likewise.
1933 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1935 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
1936 when building for the celledp architecture.
1938 2008-09-12 Richard Guenther <rguenther@suse.de>
1940 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
1942 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
1944 PR rtl-optimization/37424
1945 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
1946 the regnos instead of the addresses.
1948 2008-09-11 Janis Johnson <janis187@us.ibm.com>
1950 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
1952 2008-09-11 Richard Guenther <rguenther@suse.de>
1954 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
1955 entering the weaker equivalence recording.
1957 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
1959 2008-09-11 Jeff Law <law@redhat.com>
1961 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
1962 by assign_stack_local on the IRA path for stack slot sharing
1963 as well as the non-IRA path.
1965 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
1967 * config/i386/i386.h: Fix whitespace issues.
1969 2008-09-11 Martin Jambor <mjambor@suse.cz>
1971 * ipa-prop.h (struct ipa_param_flags): Removed.
1972 (struct ipa_param_descriptor): New structure.
1973 (struct ipa_node_params): ipcp_lattices, param_decls and
1974 param_flags moved to ipa_param_description.
1975 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
1976 descriptors. Renamed all users.
1977 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
1978 changed to access descriptors. Renamed all users.
1979 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
1980 to access descriptors. Renamed all users.
1981 * ipa-cp.c (ipcp_init_cloned_node): Call
1982 ipa_initialize_node_params instead of ipa_count_formal_params and
1983 ipa_create_param_decls_array.
1984 (ipcp_analyze_node): Likewise.
1985 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
1986 descriptors. Renamed all users.
1987 (ipcp_initialize_node_lattices): Remove allocation.
1988 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
1989 ipa_initialize_node_params instead of ipa_count_formal_params and
1990 ipa_create_param_decls_array.
1991 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
1992 ipa_populate_param_decls, made static, added parameter info,
1993 renamed mt to node, removed allocation, changed to use
1995 (ipa_count_formal_params): Made static, added parameter info,
1997 (ipa_initialize_node_params): New function.
1998 (ipa_check_stmt_modifications): Changed to use descriptors.
1999 (ipa_detect_param_modifications): Removed allocation, changed to
2001 (ipa_note_param_call): Changed to use descriptors.
2002 (ipa_analyze_params_uses): Removed allocation.
2003 (ipa_free_node_params_substructures): Changed to use descriptors.
2004 (ipa_edge_duplication_hook): Use the unused attribute.
2005 (ipa_node_duplication_hook): Use the unused attribute, changed to
2006 use descriptors, changed to duplicate descriptors.
2008 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
2009 changed all callers. Call ipa_propagate_indirect_call_infos if doing
2010 indirect inlining. Made static.
2011 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
2012 functions called only once.
2013 (cgraph_decide_recursive_inlining): Don't call
2014 ipa_propagate_indirect_call_infos, pass new_edges to
2015 cgraph_mark_inline_edge instead.
2016 (cgraph_decide_inlining_of_small_functions): Don't call
2017 ipa_propagate_indirect_call_infos, pass new_edges to
2018 cgraph_mark_inline_edge instead.
2019 (cgraph_decide_inlining): Don't call
2020 ipa_propagate_indirect_call_infos.
2021 * ipa-prop.c: Check that vectors are allocated.
2023 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
2024 iff a new cgraph edges have been created.
2025 (cgraph_decide_inlining): New variable redo_always_inline.
2026 Flattening and always_inlining loop until callgraph stabilizes.
2027 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
2028 true iff new cgraph edges have been created.
2029 (propagate_info_to_inlined_callees): Likewise.
2030 (ipa_propagate_indirect_call_infos): Likewise.
2032 2008-09-11 Richard Guenther <rguenther@suse.de>
2034 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
2035 (set_prologue_iterations): Likewise.
2036 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
2038 (vect_update_init_of_dr): Likewise.
2039 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
2041 * fold-const.c (fold_unary): Do not generate calculations
2044 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
2046 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
2047 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
2048 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
2050 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
2052 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
2053 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
2054 before finalizing the changes.
2055 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
2057 (simplify_truth_ops_using_ranges): New.
2058 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
2059 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
2060 whether a simplification was made.
2061 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
2062 use a switch statement and also call simplify_truth_ops_using_ranges.
2064 2008-09-11 Jan Hubicka <jh@suse.cz>
2066 * ggc-common.c (loc_array): Make static.
2067 * dce.c (rest_of_handle_ud_dce): Free worklist.
2069 2008-09-11 Jan Hubicka <jh@suse.cz>
2071 * cgraph.c (cgraph_release_function_body): Plug memory leak on
2072 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
2073 function so we are sure we do not dangle it forever.
2074 * function.c (outer_function_chain, find_function_data): Remove.
2075 (function_context_stack): New.
2076 (push_function_context, pop_function_context): Update.
2077 * function.h (struct function): Remove pointer outer.
2078 (outer_function_chain, find_function_data): Remove.
2079 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
2081 2008-09-11 Jan Hubicka <jh@suse.cz>
2084 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
2086 2008-09-11 Jan Hubicka <jh@suse.cz>
2088 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
2090 2008-09-11 Jan Hubicka <jh@suse.cz>
2092 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
2093 (free_var_map_entry): New function.
2094 (redirect_edge_var_map_destroy): Use it.
2096 2008-09-11 Jan Hubicka <jh@suse.cz>
2099 * tree-inline.c (add_lexical_block): Replace with ...
2100 (prepend_lexical_block): ... prepend at begginig.
2101 (remap_blocks): Use it and reverse later.
2102 (expand_call_inline): Use prepend_lexical_block.
2104 2008-09-11 Jan Hubicka <jh@suse.cz>
2106 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
2108 2008-09-11 Jan Hubicka <jh@suse.cz>
2110 * function.c (free_after_compilation): Call insn_locators_free.
2111 * cfglayout.c (insn_locators_free): New function.
2112 * rtl.h (insn_locators_free): Declare.
2114 2008-09-11 Jan Hubicka <jh@suse.cz>
2116 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
2118 (cond_move_process_if_block): Update call.
2120 2008-09-11 Jan Hubicka <jh@suse.cz>
2122 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
2123 * vec.c: Include hashtab.h
2124 (vec_descriptor, ptr_hash_entry): New structures.
2125 (vec_desc_hash, vec_ptr_map): New static variables.
2126 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
2127 register_overhead, free_overhead, vec_heap_free): New functions.
2128 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
2129 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
2130 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
2133 2008-09-11 Ira Rosen <irar@il.ibm.com>
2135 PR tree-optimization/37474
2136 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
2137 length of load permutation.
2139 2008-09-11 Andreas Schwab <schwab@suse.de>
2141 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
2143 2008-09-11 Jakub Jelinek <jakub@redhat.com>
2146 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
2147 * dse.c (find_shift_sequence): Use extract_low_bits instead of
2148 simplify_gen_subreg.
2150 2008-09-11 Ira Rosen <irar@il.ibm.com>
2152 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
2155 2008-09-10 Jakub Jelinek <jakub@redhat.com>
2158 * gimplify.c (gimplify_body): Call default_rtl_profile.
2161 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
2162 instead of tok->val.node if not expanding to something else. Handle
2163 intervening CPP_PADDING tokens.
2164 (altivec_categorize_keyword): Remove unneeded comparisons.
2166 2008-09-10 Richard Guenther <rguenther@suse.de>
2168 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
2170 2008-09-10 Richard Guenther <rguenther@suse.de>
2173 * tree-inline.c (insert_init_stmt): Make sure to not
2174 insert invalid gimple stores.
2176 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
2178 PR tree-optimization/37388
2179 * toplev.c (process_options): Fail and warn when graphite
2180 flags are used, but the compiler has not been configured
2181 with graphite libraries.
2182 * graphite.c (graphite_transform_loops): Remove printfs
2183 to dump_file for the case when graphite is not available.
2185 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
2188 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
2189 the even element into register.
2190 (ix86_expand_vector_init_general): Don't use
2191 ix86_expand_vector_init_interleave on V16QImode and V8HImode
2192 if we can't move from GPR to SSE register directly.
2194 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
2196 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
2197 not lose track of the number of NOPs needed. Number of NOPs needed
2198 for sync vs. loads workaround was switched; corrected. Run second
2199 pass for all workarounds. No NOPs needed after call insns. Change
2200 second pass to use find_next_insn_start and find_load helpers in order
2201 to properly detect parallel insns.
2202 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
2204 2008-09-10 Jan Hubicka <jh@suse.cz>
2206 * value-prof.c (gimple_ic): Fix tuplification bug.
2207 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
2210 2008-09-10 Jakub Jelinek <jakub@redhat.com>
2212 PR tree-optimization/37353
2213 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
2214 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
2215 calls instead of cond_dead_built_in_calls.
2216 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
2217 initalize the vector only before adding first entry. Use VEC_safe_push
2218 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
2219 shrink_wrap_conditional_dead_built_in_calls call.
2221 2008-09-10 Ira Rosen <irar@il.ibm.com>
2223 PR tree-optimization/37385
2224 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
2225 argument, and use it as a vector type if not NULL.
2226 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
2228 (vect_setup_realignment): Call vect_create_data_ref_ptr with
2229 additional argument.
2230 (vectorizable_load): Likewise.
2232 2008-09-10 Jakub Jelinek <jakub@redhat.com>
2234 * config/i386/i386.md (SWI32): New mode iterator.
2235 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
2238 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
2240 PR rtl-optimization/37435
2241 * caller-save.c (insert_restore, insert_save): Check the mode by
2244 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2247 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
2249 (dw2_output_indirect_constant_1): Use unstripped name in symbol
2252 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
2254 * doc/invoke.texi (ARM Options): Correct errors in discussion
2255 of -mfloat-abi, -mhard-float, and -msoft-float.
2257 2008-09-09 Jakub Jelinek <jakub@redhat.com>
2258 Jan Hubicka <jh@suse.cz>
2261 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
2262 calling gimple_regimplify_operands on it. Iterate over all newly
2263 added statements, not just the last one.
2264 (insert_init_stmt): Insert stmt into seq first, then call
2265 gimple_regimplify_operands on it. Don't create new gimplification
2266 context, nor find referenced vars.
2268 2008-09-09 Jakub Jelinek <jakub@redhat.com>
2271 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
2272 to pointer to vector pointer.
2273 * ipa-prop.c (ipa_propagate_indirect_call_infos,
2274 propagate_info_to_inlined_callees): Likewise.
2275 (update_call_notes_after_inlining): Likewise. Push new indirect edge
2276 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
2277 ipa_check_create_edge_args.
2278 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
2279 argument to pointer to vector pointer.
2280 (cgraph_decide_inlining_of_small_function): Adjust
2281 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
2285 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
2286 optimizing for size, not speed.
2288 PR rtl-optimization/37408
2289 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
2290 if parm is promoted.
2292 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
2294 PR tree-optimization/37375
2295 * tree-scalar-evolution.c (scev_info_str): Add field
2297 (new_scev_info_str, eq_scev_info, find_var_scev_info,
2298 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
2299 set_instantiated_value): Pass instantiated_below.
2300 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
2302 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
2303 the definitions are not instantiated.
2305 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
2306 (block_before_loop): New.
2307 * tree-data-ref.c (dr_analyze_indices): Update uses of
2309 * graphite.c (block_before_scop): New.
2310 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
2311 basic block, not a loop for determining the parameters.
2312 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
2314 (idx_record_params, find_params_in_bb, find_scop_parameters,
2315 build_loop_iteration_domains, add_conditions_to_domain): Update calls
2316 to instantiate_scev.
2318 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
2320 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
2324 * ira-build.c (ira_create_allocno): Setup frequency to 0.
2326 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
2327 Check zero freq and increase if necessary.
2329 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
2331 * ira-conflicts.c (process_regs_for_copy): Check that the hard
2332 regno is in the right range. Add comments.
2334 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2336 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
2338 * mips-tfile.c (copy_object): Cast alloca result to int *.
2339 * mips-tdump.c (print_symbol): Cast xmalloc return values to
2341 Rename class to sclass.
2342 (read_tfile): Cast read_seek return values to proper types.
2343 Cast xcalloc return value to proper type.
2345 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2347 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
2348 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
2349 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
2351 2008-09-09 Jan Hubicka <jh@suse.cz>
2353 * profile.c (is_edge_inconsistent): Add debug output; ignore
2354 negative count on fake edges.
2355 (is_inconsistent): Add debug output.
2357 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
2359 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
2361 (choose_ready): When first insn is chosen from the ready list, also
2364 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
2366 PR rtl-optimization/37360
2367 * haifa-sched.c (max_issue): Do not assert that we never issue more
2368 insns than issue_rate. Add comment.
2370 2008-09-09 Richard Guenther <rguenther@suse.de>
2372 * tree-cfg.c (verify_types_in_gimple_op): Remove.
2373 (verify_types_in_gimple_call): Rename to ...
2374 (verify_gimple_call): ... this. Enhance.
2375 (verify_types_in_gimple_cond): Remove.
2376 (verify_gimple_comparison): New function ...
2377 (verify_types_in_gimple_assign): ... split out from here.
2378 (verify_types_in_gimple_return): Rename to ...
2379 (verify_gimple_return): ... this. Enhance.
2380 (verify_types_in_gimple_switch): Rename to ...
2381 (verify_gimple_switch): ... this. Enhance.
2382 (verify_gimple_goto): New function.
2383 (verify_types_in_gimple_phi): Rename to ...
2384 (verify_gimple_phi): ... this. Enhance.
2385 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
2386 Fold in single-statement cases from verify_types_in_gimple_seq_2.
2387 (verify_types_in_gimple_seq_2): Remove cases handled in
2388 verify_types_in_gimple_stmt.
2390 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
2392 * config/bfin/bfin.c (n_regs_to_save): New static variable.
2393 (push_multiple_operation, pop_multiple_operation): Set it.
2394 (workaround_rts_anomaly): New function.
2395 (workaround_speculation): New function, broken out of bfin_reorg.
2396 (bfin_reorg): Call the new functions.
2398 2008-09-09 Richard Guenther <rguenther@suse.de>
2402 * gimplify.c (gimplify_conversion): Change conversions of
2403 non-register type to VIEW_CONVERT_EXPRs.
2404 (gimplify_addr_expr): If we need to make the operand
2405 addressable make sure to use a properly initialized
2406 temporary for that so it gets a valid gimple store.
2408 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
2410 * function.h (struct function): Add function_start_locus.
2411 * cfgexpand.c (gimple_expand_cfg): Use it.
2412 * c-parser.c (c_parser_declaration_or_fndef): Set it.
2414 2008-09-09 Richard Guenther <rguenther@suse.de>
2416 PR tree-optimization/37433
2417 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
2420 2008-09-09 Richard Guenther <rguenther@suse.de>
2422 PR tree-optimization/37387
2423 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
2424 and bits to a common type.
2426 2008-09-09 Nick Clifton <nickc@redhat.com>
2428 * config/v850/v850.md (return): Restore frame size restriction.
2430 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
2432 * c-common.c (c_expand_decl): Remove.
2433 * c-common.h (anon_aggr_type_p): Remove prototype.
2434 (DECL_ANON_UNION_ELEMS): Remove.
2435 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
2436 * c-decl.c (anon_aggr_type_p): Remove.
2437 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
2438 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
2439 * langhooks.h (struct lang_hooks): Remove expand_decl.
2440 * langhooks.c (lhd_expand_decl): Remove.
2441 * stmt.c (expand_anon_union_decl): Remove.
2442 * tree.h (expand_anon_union_decl): Remove prototype.
2444 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
2447 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
2449 * config/avr/avr.md (QISI) : Define mode iterator.
2450 (negated_tst<mode>) : Redefine as split using mode macro.
2451 (reversed_tstqi): Define insn as reversed compare with zero.
2452 (reversed_tsthi): Ditto.
2453 (reversed_tstsi): Ditto.
2455 2008-09-08 Jakub Jelinek <jakub@redhat.com>
2458 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
2459 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
2462 * predict.c (optimize_function_for_size_p): Don't segfault if
2464 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
2465 tree_swap_operands_p): Don't test cfun != NULL before calling
2466 optimize_function_for_s*_p.
2468 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
2470 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
2473 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
2475 * crx/crx.h (IRA_COVER_CLASSES): Define.
2477 2008-09-08 Jakub Jelinek <jakub@redhat.com>
2480 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
2481 even when a stmt has been gimple_modified_p, but after fold_stmt is
2482 not any longer. Remove unneeded may_have_exposed_new_symbols
2485 2008-09-08 Richard Guenther <rguenther@suse.de>
2487 PR tree-optimization/37421
2488 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
2491 2008-09-08 Jakub Jelinek <jakub@redhat.com>
2494 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
2496 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2499 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
2500 * pa-hpux10.h (LINK_SPEC): Likewise.
2501 * pa-hpux11.h (LINK_SPEC): Likewise.
2503 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2505 * pa32-regs.h (IRA_COVER_CLASSES): Define.
2506 * pa64-regs.h (IRA_COVER_CLASSES): Define.
2508 2008-09-07 Helge Deller <deller@gmx.de>
2510 * pa/linux-atomic.c: New file.
2511 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
2512 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
2514 2008-09-07 Richard Guenther <rguenther@suse.de>
2515 Ira Rosen <irar@il.ibm.com>
2517 PR tree-optimization/36630
2518 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
2519 Call STRIP_NOPS before calling evolution_part_in_loop_num.
2521 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
2522 Ira Rosen <irar@il.ibm.com>
2524 PR tree-optimization/35642
2525 * config/rs6000/altivec.md (mulv8hi3): Implement.
2527 2008-09-06 Jeff Law <law@redhat.com>
2529 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
2531 2008-09-06 Jan Hubicka <jh@suse.cz>
2533 PR tree-optimization/14703
2534 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
2536 * passes.c (init_optimization_passes): Recompute inline parameters.
2538 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
2540 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
2543 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
2544 Peter Fuerst <post@pfrst.de>
2546 * doc/invoke.texi: Document -mr10k-cache-barrier=.
2547 * doc/extend.texi: Document __builtin_mips_cache.
2548 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
2549 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
2550 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
2551 __GCC_HAVE_BUILTIN_MIPS_CACHE.
2552 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
2553 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
2554 (set_push_mips_isas): New variable.
2555 (mips_r10k_cache_barrier): New variable.
2556 (cache): New availability predicate.
2557 (mips_builtins): Add an entry for __builtin_mips_cache.
2558 (mips_build_cvpointer_type): New function.
2559 (MIPS_ATYPE_CVPOINTER): New macro.
2560 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
2562 (r10k_simplified_address_p, r10k_simplify_address)
2563 (r10k_uncached_address_p, r10k_safe_address_p)
2564 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
2565 (r10k_needs_protection_p_call, r10k_needs_protection_p)
2566 (r10k_insert_cache_barriers): New functions.
2567 (mips_reorg_process_insns): Delete cache barriers after a
2568 branch-likely instruction.
2569 (mips_reorg): Call r10k_insert_cache_barriers.
2570 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
2571 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
2572 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
2573 (mips_cache, r10k_cache_barrier): New define_insns.
2575 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
2577 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
2578 * ira-color.c (setup_allocno_left_conflicts_num): Use
2579 hard_reg_set_equal_p instead of a comparison with
2580 ira_zero_hard_reg_set.
2581 * ira.c (setup_reg_subclasses): Likewise.
2582 (setup_cover_and_important_classes): Likewise.
2583 (setup_class_translate): Likewise.
2584 (setup_reg_class_intersect_union): Likewise.
2585 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
2586 (ira_init_once): Don't initialize them.
2588 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
2590 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
2592 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
2594 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
2596 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
2598 Improved branch hints, safe hints, and scheduling.
2600 * haifa-sched.c (sched_emit_insn) : Define.
2601 * sched-int.h (sched_emit_insn) : Add prototype.
2602 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
2603 -mhint-max-distance -msafe-hints) : Document.
2604 * config/spu/spu.c (spu_flag_var_tracking): New.
2605 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
2606 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
2607 TARGET_ASM_FILE_START): Define.
2608 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
2609 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
2610 (spu_emit_branch_hint): Add blocks argument.
2611 (insert_branch_hints, insert_nops): Remove.
2612 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
2613 uses_ls_unit, spu_sched_init_global, spu_sched_init,
2614 spu_sched_reorder, asm_file_start): New functions.
2615 (clock_var, spu_sched_length, pipe0_clock,
2616 pipe1_clock, prev_clock_var, prev_priority,
2617 spu_ls_first, prev_ls_clock): New static variables.
2618 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
2619 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
2620 (nopn_nv): Add a non-volatile version of nop.
2621 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
2622 -mhint-max-distance, -msafe-hints): New options.
2624 2008-09-05 Janis Johnson <janis187@us.ibm.com>
2625 Samuel Tardieu <sam@rfc1149.net>
2627 * opts.c (decode_options): Combine nested if statements.
2630 * opts.c (decode_options): Handle more relationships among
2631 unit-at-a-time, toplevel-reorder, and section-anchors.
2633 2008-09-05 David Daney <ddaney@avtrex.com>
2635 * doc/install.texi (--enable-reduced-reflection): Document new option.
2637 2008-09-05 Bob Wilson <bob.wilson@acm.org>
2639 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
2641 (constantpool_operand): New.
2642 (move_operand): Disallow sub-word modes for the constant pool.
2643 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
2644 (xtensa_secondary_reload_class): Replace with....
2645 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
2646 Set icode for sub-word reloads from the constant pool.
2647 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
2648 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
2649 * config/xtensa/xtensa.md (reload<mode>_literal): New.
2650 * config/xtensa/xtensa-protos.h: Update prototypes.
2652 2008-09-05 Joseph Myers <joseph@codesourcery.com>
2654 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
2655 (REG_CLASS_NAMES): Update.
2656 (REG_CLASS_CONTENTS): Update.
2657 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
2658 of ALL_REGS for regs 77 and 78.
2659 * function.c (instantiate_virtual_regs_in_insn): Assert that
2660 return value of simplify_gen_subreg is not NULL.
2662 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
2664 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
2665 (gen_rtvec_v): Fix coding standards.
2667 2008-09-04 Jan Hubicka <jh@suse.cz>
2669 * i386.c (decide_alg): Be more conservative about optimizing for size.
2671 2008-09-04 Ian Lance Taylor <iant@google.com>
2673 * varasm.c (narrowing_initializer_constant_valid_p): New
2675 (initializer_constant_valid_p): Call it.
2677 2008-09-04 Jeff Law <law@redhat.com>
2679 * fold-const.c (native_encode_real): Fix computation of WORDS.
2680 (native_interpret_real): Likewise.
2682 2008-09-04 Janis Johnson <janis187@us.ibm.com>
2684 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
2686 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
2688 * ira-conflicts.c (process_regs_for_copy): Check insn to check
2689 that the cost is already taken into account in ira-costs.c
2691 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
2693 * ira-build.c (print_copy, print_copies, ira_debug_copy,
2694 ira_debug_copies): New.
2695 (ira_bulid): Call print_copies.
2697 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
2699 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
2702 * config/rs6000/rs6000.c (optimization_options): Remove check of
2703 flag_toplevel_order.
2705 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
2707 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
2708 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
2709 second operand is a reg_imm10_operand.
2710 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
2711 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
2712 (*seq_<GPR:mode><GPR2:mode>): Rename to
2713 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
2715 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
2716 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
2718 (*sne_<GPR:mode><GPR2:mode>): Rename to
2719 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
2722 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
2724 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
2725 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
2726 combining an arithmetic right shift by more than 31 and a
2727 trunction. Don't match for out-of-range shift amounts. Set
2728 attribute mode to <MODE>.
2729 (*lshr32_trunc<mode>): Name the pattern combining a logical right
2730 shift by 32 and and a truncation. Set attribute mode to <MODE>.
2731 (*<optab>_trunc<mode>_exts): New pattern for truncated right
2732 shifts by less than 32.
2733 (extv): Change predicate on first operand to accept registers.
2734 Change predicate of the other operands from immediate_operand to
2735 const_int_operand. Expand exts when source is a register.
2736 (extzv): Change predicate of the constant operands from
2737 immediate_operand to const_int_operand.
2738 (extzv<mode>): Change predicate of the constant operands from
2739 immediate_operand to const_int_operand and no constraint. Also
2741 (*extzv_trunc<mode>_exts): New pattern.
2743 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
2745 * config/mips/mips.h (ISA_HAS_CINS): New macro.
2746 * config/mips/mips-protos.h (mask_low_and_shift_p,
2747 mask_low_and_shift_len): Declare.
2748 * config/mips/mips.c (mask_low_and_shift_p,
2749 mask_low_and_shift_len): New functions.
2750 (mips_print_operand): Handle new operand prefix "m".
2751 * config/mips/mips.md (*cins<mode>): New pattern.
2753 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
2755 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
2756 optimizing for size.
2758 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
2760 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
2761 regardless of epilogue_completed.
2763 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
2766 * ira-lives.c (process_bb_node_lives): Check setjmp.
2768 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
2771 * ira-build.c (form_loop_tree): Reverse BB walk.
2772 (create_bb_allocnos): Likewise.
2773 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
2774 (mark_reg_store): Rename to...
2775 (mark_ref_live): ...this and take a df_ref argument instead of
2776 note_stores arguments. Assert that we have a register.
2777 (mark_reg_clobber): Delete.
2778 (def_conflicts_with_inputs_p): New function.
2779 (mark_reg_conflicts): Delete.
2780 (mark_reg_death): Rename to...
2781 (mark_ref_dead): ...this and take a df_ref argument instead of
2782 a register. Assert that we have a register.
2783 (process_bb_node_lives): Hoist frequency calculation out of
2784 instruction walk. Convert from a forwards scan to a backwards scan.
2785 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
2786 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
2787 (create_allocno_live_ranges): Don't create regs_set.
2789 2008-09-04 Ian Lance Taylor <iant@google.com>
2791 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
2792 or REG_LABEL_TARGET.
2793 * calls.c (emit_library_call_value_1): Use MEM_P rather than
2794 comparing MODE with MEM.
2795 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
2796 comparing with GF_PREDICT_TAKEN.
2797 (gimple_get_lhs): Change code to enum gimple_code.
2798 (gimple_set_lhs): Likewise.
2799 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
2800 * omp-low.c (find_omp_clause): Change kind parameter to enum
2802 * tree-flow.h (find_omp_clause): Update declaration.
2803 * regrename.c (clear_dead_regs): Change kind parameter to enum
2805 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
2807 * see.c (see_get_extension_data): Change return type to enum
2808 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
2809 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
2810 (see_gen_normalized_extension): Change extension_code parameter to
2812 (see_seek_pre_extension_expr): Change extension_code to enum
2814 (see_merge_one_def_extension): Likewise.
2815 (see_handle_relevant_defs): Likewise.
2816 (see_handle_relevant_uses): Likewise.
2817 (see_analyze_one_def): Likewise.
2818 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
2819 GIMPLE_ASM rather than ASM_EXPR.
2820 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
2821 GIMPLE_RETURN rather than RETURN_EXPR.
2822 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
2823 (evaluate_stmt): Likewise.
2824 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
2825 to enum vect_relevant.
2826 (vect_mark_stmts_to_be_vectorized): Change assertion to not
2827 compare gimple codes with tree codes.
2829 2008-09-04 Paul Brook <paul@codesourcery.com>
2831 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
2833 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
2835 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
2836 pointer check lost in the recent no-unit-at-a-time patch.
2838 2008-09-04 Jan Hubicka <jh@suse.cz>
2841 * tree-switch-conversion.c (check_final_bb): Accept only IP
2844 2008-09-04 Jan Hubicka <jh@suse.cz>
2846 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
2848 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
2849 using_ranges argument.
2850 (vrp_evaluate_conditional): Avoid bogus warning for type range.
2851 (vrp_visit_cond_stmt): Update call of
2852 vrp_evaluate_conditional_warnv_with_ops
2854 2008-09-04 Jan Hubicka <jh@suse.cz>
2856 PR tree-optimization/37345
2857 PR tree-optimization/37358
2858 PR tree-optimization/37357
2859 * tree.c (build_function_type_skip_args): Build distinct type copy;
2861 (build_function_decl_skip_args): Set type of new decl not orig decl;
2862 clear DECL_VINDEX for methods turned into functions.
2864 2008-09-04 Nick Clifton <nickc@redhat.com>
2866 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
2867 * configure: Regenerate.
2868 * config.in: Regenerate.
2869 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
2870 alignment field, if it is supported.
2872 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
2874 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
2877 2008-09-03 David Edelsohn <edelsohn@gnu.org>
2879 * config/rs6000/rs6000.c (processor_target_table): Do not
2880 enable VMX for POWER6.
2882 2008-09-03 Anton Blanchard <anton@samba.org>
2884 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
2885 emit memory barrier before operation.
2887 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
2890 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
2891 default_elf_asm_output_external.
2893 2008-09-03 Jeff Law <law@redhat.com>
2895 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
2897 2008-09-03 Richard Henderson <rth@redhat.com>
2899 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
2900 memory barrier to below the test-and-set.
2901 (alpha_split_lock_test_and_set_12): Likewise.
2903 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
2907 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
2910 * ira-color.c (print_loop_title): Use all_allocnos.
2911 (color_pass): Ditto. Don't add border_allocnos. Check that
2912 subloop allocno in the correspdoning bitmap all_allocnos.
2914 * ira-emit.c (change_loop): Use all_allocnos.
2916 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node): Ditto.
2917 (ira_create_allocno): Set up all_allocnos bit for the created allocno.
2918 (create_cap_allocno): Remove setting mentioned_allocnos.
2919 (create_insn_allocnos): Ditto.
2920 (remove_unnecessary_allocnos): Use all_allocnos.
2921 (check_allocno_creation): Check that allocnos are in the
2922 corresponding bitmap all_allocnos.
2924 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
2928 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
2929 (process_regs_for_copy): Process subregs. Refine check when cost
2930 is taken into account in ira-costs.c.
2931 (process_reg_shuffles): Use REG_SUBREG_P.
2932 (add_insn_allocno_copies): Ditto. Ignore modes.
2934 * ira-color.c (conflict_allocno_vec): New.
2935 (COST_HOP_DIVISOR): New macro.
2936 (update_copy_costs_1): Use it.
2937 (update_conflict_hard_regno_costs): New function.
2938 (assign_hard_reg): Use it.
2939 (ira_color): Allocate and free conflict_allocno_vec.
2941 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
2945 * ira-int.h (ira_sort_insn_chain): Remove.
2947 * ira.c (basic_block_order_nums, chain_insn_order,
2948 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
2949 (ira): Don't call ira_sort_insn_chain.
2951 * reload1.c (reload): Don't call ira_sort_insn_chain.
2953 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2956 * cgraphunit.c (update_call_expr): Remove eh regions from statements
2957 which become non throw.
2958 (cgraph_function_versioning): Also clear DECL_WEAK. Call
2959 update_call_expr after updating the flags on the decl.
2961 2008-09-03 Jan Hubicka <jh@suse.cz>
2963 PR tree-optimization/37315
2964 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
2965 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
2966 (cgraph_analyze_functions): Use node->analyzed
2967 (cgraph_mark_functions_to_output): Likewise.
2968 (cgraph_expand_function): All functions can be released after
2970 (cgraph_optimize): Use gimple_has_body_p.
2971 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
2972 (cgraph_decide_inlining_incrementally): Likewise.
2973 (inline_transform): Inline transform.
2974 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
2976 (inlinable_function_p): Drop gimple_body check.
2977 (expand_call_inline): Use gimple_has_body_p.
2978 * gimple.c (gimple_has_body_p): New.
2979 * gimple.h (gimple_has_body_p): Add prototype.
2980 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
2981 (dump_function_to_file): Use gimple_has_body_p check.
2983 2008-09-03 Jakub Jelinek <jakub@redhat.com>
2986 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
2988 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
2990 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
2992 From Michael Frysinger <michael.frysinger@analog.com>
2993 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
2994 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
2997 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
3000 * doc/extend.texi: Document picoChip builtin functions.
3001 * doc/invoke.texi: Document picoChip options.
3002 * doc/contrib.texi: Add picoChip contribution.
3003 * doc/md.texi: Document picoChip constraints.
3004 * config.gcc: Add picochip-*-*.
3005 * config/picochip/: Add new port.
3007 2008-09-03 Richard Guenther <rguenther@suse.de>
3009 PR tree-optimization/37328
3010 * tree-sra.c (sra_build_assignment): Gimplify properly.
3011 (generate_copy_inout): Take the correct stmt as definition,
3012 remove bogus assert.
3014 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
3016 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
3019 From Michael Frysinger <michael.frysinger@analog.com>
3020 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
3022 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
3024 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
3025 (__gthread_setspecific): Revert 2008-08-31 change to
3026 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
3028 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
3030 * diagnostic.c (error_at): New.
3031 * toplev.h (error_at): New prototype.
3032 * c-typeck.c (build_array_ref): Call error_at instead of error.
3033 Pass location to pedwarn.
3035 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
3037 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
3039 2008-09-02 Jakub Jelinek <jakub@redhat.com>
3041 * dwarf2out.c (tree_add_const_value_attribute): Only handle
3042 VAR_DECL and CONST_DECL.
3044 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
3045 Jakub Jelinek <jakub@redhat.com>
3047 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
3048 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
3049 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
3050 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
3051 Don't set ix86_save_varrargs_registers.
3052 (ix86_setup_incoming_varargs): Assume cum != NULL.
3053 (ix86_va_start): Check ix86_varargs_gpr_size and
3054 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
3055 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
3056 from frame pointer if ix86_varargs_gpr_size == 0.
3057 (ix86_compute_frame_layout): Updated.
3058 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
3059 (ix86_varargs_gpr_size): Define.
3060 (ix86_varargs_fpr_size): Likewise.
3061 (machine_function): Remove save_varrargs_registers.
3062 Add varargs_gpr_size and varargs_fpr_size.
3064 2008-09-02 Jakub Jelinek <jakub@redhat.com>
3066 * config/alpha/alpha.c (va_list_skip_additions,
3067 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
3068 (alpha_gimplify_va_arg): Call unshare_expr on second use of
3071 PR tree-optimization/36766
3072 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
3073 for already removed basic blocks.
3076 * real.c (real_maxval): Clear a lower bit to make real_maxval
3077 match get_max_float for IBM long double format.
3079 2008-09-02 Andreas Schwab <schwab@suse.de>
3081 * configure.ac: Use m4_quote to quote the expansion of m4_do.
3082 * configure: Regenerate.
3084 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
3086 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
3087 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
3088 checking for a non-VOID CONSTANT_P.
3090 2008-09-02 Jan Hubicka <jh@suse.cz>
3092 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
3093 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
3096 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
3098 * expr.c (emit_group_store): Don't assert stack temp mode size.
3100 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
3101 Tobias Grosser <grosser@fim.uni-passau.de>
3102 Jan Sjodin <jan.sjodin@amd.com>
3103 Harsha Jagasia <harsha.jagasia@amd.com>
3104 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3105 Konrad Trifunovic <konrad.trifunovic@inria.fr>
3106 Adrien Eliche <aeliche@isty.uvsq.fr>
3108 Merge from graphite branch.
3111 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
3112 * doc/invoke.texi (-floop-block, -floop-interchange,
3113 -floop-strip-mine): Document new flags.
3114 * tree-into-ssa.c (gimple_vec): Moved...
3115 * tree-loop-distribution.c (rdg_component): Moved...
3116 * cfgloopmanip.c: Include tree-flow.h.
3117 (update_dominators_in_loop): New.
3118 (create_empty_if_region_on_edge): New.
3119 (create_empty_loop_on_edge): New.
3120 (loopify): Use update_dominators_in_loop.
3121 * tree-pass.h (pass_graphite_transforms): Declared.
3122 * configure: Regenerate.
3123 * tree-phinodes.c (make_phi_node): Export.
3124 (add_phi_node_to_bb): New, split from create_phi_node.
3125 * tree-chrec.c (for_each_scev_op): New.
3126 * tree-chrec.h (for_each_scev_op): Declared.
3127 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
3128 (remove_statement): Call get_phi_with_result.
3129 * config.in (HAVE_cloog): Undef.
3130 * gdbinit.in (pgg): New.
3131 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
3132 * tree-ssa-loop.c (graphite_transforms): New.
3133 (gate_graphite_transforms): New.
3134 (pass_graphite_transforms): New.
3135 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
3136 HAVE_cloog): Defined.
3137 * tree-vectorizer.c (rename_variables_in_bb): Export.
3138 * tree-data-ref.c (dr_may_alias_p): Export.
3139 (stmt_simple_memref_p): New.
3140 (find_data_references_in_stmt): Export.
3141 (find_data_references_in_loop): Export.
3142 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
3143 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
3144 (create_rdg_vertices): Export.
3145 (build_empty_rdg): New.
3146 (build_rdg): Call build_empty_rdg. Free dependence_relations.
3147 * tree-data-ref.h (rdg_component): ... here.
3149 (struct data_reference): Add a field scop.
3151 (find_data_references_in_loop): Declared.
3152 (find_data_references_in_stmt): Declared.
3153 (create_rdg_vertices): Declared.
3154 (dr_may_alias_p): Declared.
3155 (stmt_simple_memref_p): Declared.
3156 (struct rdg_edge): Add a field ddr_p relation.
3157 (build_empty_rdg): Declared.
3158 * lambda.h (lambda_matrix): Declare a VEC of.
3159 (find_induction_var_from_exit_cond): Declared.
3160 (lambda_vector_compare): New.
3161 * common.opt (fgraphite, floop-strip-mine,
3162 floop-interchange, floop-block): New flags.
3163 * lambda-code.c (find_induction_var_from_exit_cond): Export.
3164 * cfgloop.c (is_loop_exit): New.
3165 * cfgloop.h (is_loop_exit): Declared.
3166 (create_empty_if_region_on_edge): Declared.
3167 (create_empty_loop_on_edge): Declared.
3168 * tree-flow.h (add_phi_node_to_bb): Declared.
3169 (make_phi_node): Declared.
3170 (rename_variables_in_bb): Declared.
3171 (perfect_loop_nest_depth): Declared.
3172 (graphite_transform_loops): Declared.
3173 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
3174 (graphite.o-warn): Add -Wno-error.
3175 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
3176 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
3177 (INCLUDES): Add PPLINC, CLOOGINC.
3178 (OBJS-common): Add graphite.o.
3179 (graphite.o): Add rule.
3180 * gimple.h (gimple_vec): ... here.
3181 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
3182 * passes.c (init_optimization_passes): Schedule
3183 pass_graphite_transforms.
3185 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
3188 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
3189 and -fno-toplevel-reorder after handle_options.
3191 2008-09-02 Paul Brook <paul@codesourcery.com>
3193 * config/arm/arm.c (arm_tune_cortex_a9): Define.
3194 (arm_override_options): Set arm_tune_cortex_a9.
3195 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
3196 (arm_issue_rate): Handle cortexa9.
3197 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
3198 * config/arm/arm-cores.def: Add cortex-a9.
3199 * config/arm/arm-tune.md: Regenerate.
3200 * config/arm/arm.md: Include cortex-a9.md.
3201 (generic_sched, generic_vfp): Add cortexa9.
3202 * config/arm/cortex-a9.md: New file.
3204 2008-09-02 Richard Guenther <rguenther@suse.de>
3206 PR tree-optimization/37327
3207 * tree-vrp.c (register_new_assert_for): Make sure to not have
3208 TREE_OVERFLOW set on the bound.
3210 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
3212 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
3214 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
3215 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
3218 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
3220 * gcc/config/spu/spu.md (divdf3): Removed.
3222 2008-09-02 Jakub Jelinek <jakub@redhat.com>
3224 PR tree-optimization/37095
3225 * cgraph.c (cgraph_node): When creating new cgraph node after
3226 assembler_name_hash has been populated, record it in the hash
3229 2008-09-01 Paul Brook <paul@codesourcery.com>
3231 * doc/invoke.texi: Document -mword-relocations.
3232 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
3233 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
3234 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
3235 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
3236 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
3237 (arm_emit_movpair): New function.
3238 (arm_print_operand <c>): Handle sybolic addresses.
3239 * config/arm/arm.h (TARGET_USE_MOVT): Define.
3240 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
3241 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
3242 * config/arm/arm.opt: Add -mword-relocations.
3243 * config/arm/arm.md (movsi): Use arm_emit_movpair.
3244 (arm_movt, arm_movw): New.
3246 2008-09-01 Paul Brook <paul@codesourcery.com>
3248 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
3249 Allow Interworking on ARMv4 EABI based targets.
3250 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
3251 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
3253 2008-09-01 Paul Brook <paul@codesourcery.com>
3255 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
3256 optimized LT0 test. Remove optimization for GT.
3258 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3260 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
3261 openmp applications.
3262 * pa-hpux11.h (LIB_SPEC): Likewise.
3264 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
3267 2008-09-01 Jan Hubicka <jh@suse.cz>
3269 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
3270 present, use only counts; when guessed use only frequencies.
3271 (estimate_bb_frequencies): Use function_frequency.
3272 * profile.c (compute_branch_probabilities): Exit early when
3273 profile reading failed. Set profile_status.
3274 (branch_prob): Do not set profile_status.
3276 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
3278 * tree.c (protected_set_expr_location): New.
3279 * tree.h (protected_set_expr_location): New prototype.
3280 * c-tree.h (build_array_ref): Add argument.
3281 (parser_build_unary_op): Same.
3282 * c-typeck.c (build_indirect_ref): Handle new location argument.
3283 (build_array_ref): Same.
3284 (parser_build_unary_op): Same.
3285 * gimplify.c (gimplify_asm_expr): Set input_location before calling
3287 * c-omp.c (c_finish_omp_atomic): Pass location when calling
3289 * c-common.c (finish_label_address_expr): Handle new location argument.
3290 * c-common.h (build_indirect_ref): Add argument.
3291 (finish_label_address_expr): Same.
3292 * c-parser.c (c_parser_unary_expression): Pass location to build
3294 (c_parser_postfix_expression): Same.
3296 2008-09-01 Paul Brook <paul@codesourcery.com>
3298 * config/arm/arm.md: Include cortex-r4f.md.
3299 (attr fpu): Update type list.
3300 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
3301 fconstd, fcmps and fcmpd.
3302 (attr tune_cortexr4): Define.
3303 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
3304 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
3305 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
3306 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
3307 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
3308 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
3309 cortex_a8_vfp_farith: Ditto.
3310 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
3311 * config/arm/cortex-r4.md: Use tune_cortexr4.
3312 * config/arm/cortex-r4f.md: New file.
3314 2008-09-01 Richard Guenther <rguenther@suse.de>
3316 PR tree-optimization/37305
3317 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
3318 the result of constant conversions.
3319 (fold_gimple_assign): Likewise.
3321 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
3323 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
3324 #ifdef ENABLE_CHECKING.
3326 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
3328 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
3329 * sched-int.h (print_insn, print_pattern, print_value): Declare also
3330 when !INSN_SCHEDULING.
3332 2008-09-01 Andreas Schwab <schwab@suse.de>
3334 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
3336 2008-09-01 Paul Brook <paul@codesourcery.com>
3338 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
3340 2008-09-01 Jan Hubicka <jh@suse.cz>
3342 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
3344 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
3346 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
3347 * gimplify.c (gimplify_init_constructor): Add speed operand.
3348 * tree-sra.c (decide_block_copy): Likewise.
3349 * tree-inline.c (estimate_move_cost): Likewise.
3350 * config/alpha/alpha.h (MOVE_RATIO): Update.
3351 * config/frv/frv.c (MOVE_RATIO): Update.
3352 * config/spu/spu.h (MOVE_RATIO): Update.
3353 * config/sparc/sparc.h (MOVE_RATIO): Update.
3354 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
3355 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
3356 * config/cris/cris.h (MOVE_RATIO): Update.
3357 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
3358 * config/arm/arm.h (MOVE_RATIO): Update.
3359 * config/pa/pa.md: Update uses of MOVE_RATIO
3360 * config/pa/pa.h (MOVE_RATIO): Update.
3361 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
3362 CLEAR_RATIO, SET_RATIO): Update.
3363 * config/h8300/h8300.h (MOVE_RATIO): Update.
3364 * config/v850/v850.h (MOVE_RATIO): Update.
3365 * config/bfin/bfin.h (MOVE_RATIO): Update.
3367 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
3368 Dmitry Melnik <dm@ispras.ru>
3369 Dmitry Zhurikhin <zhur@ispras.ru>
3370 Alexander Monakov <amonakov@ispras.ru>
3371 Maxim Kuvyrkov <maxim@codesourcery.com>
3373 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
3374 sel-sched-dump.c, sel-sched-ir.c: New files.
3375 * Makefile.in (OBJS-common): Add selective scheduling object files.
3376 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
3377 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
3378 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
3379 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
3380 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
3381 (make_forwarder_block): Update loop latch if we have redirected
3382 the loop latch edge.
3383 * cfgloop.c (get_loop_body_in_custom_order): New function.
3384 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
3385 (CP_FALLTHRU_PREHEADERS): Likewise.
3386 (get_loop_body_in_custom_order): Declare.
3387 * cfgloopmanip.c (has_preds_from_loop): New.
3388 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
3389 Assert that the preheader edge will be fall thru when it is set.
3390 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
3391 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
3392 fsel-sched-substitution, fselective-scheduling): New flags.
3393 * cse.c (hash_rtx_cb): New.
3395 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
3396 sel_sched_insn_cnt): New counters.
3397 * final.c (compute_alignments): Export. Free dominance
3398 info after loop_optimizer_finalize.
3399 * genattr.c (main): Output maximal_insn_latency prototype.
3400 * genautomata.c (output_default_latencies): New.
3401 Factor its code from ...
3402 (output_internal_insn_latency_func): ... here.
3403 (output_internal_maximal_insn_latency_func): New.
3404 (output_maximal_insn_latency_func): New.
3405 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
3406 (struct hard_reg_set_iterator): New.
3407 (hard_reg_set_iter_init, hard_reg_set_iter_set,
3408 hard_reg_set_iter_next): New functions.
3409 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
3410 * lists.c (remove_free_INSN_LIST_node,
3411 remove_free_EXPR_LIST_node): New functions.
3412 * loop-init.c (loop_optimizer_init): When
3413 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
3414 calling create_preheaders.
3415 (loop_optimizer_finalize): Do not verify flow info after reload.
3416 * recog.c (validate_replace_rtx_1): New parameter simplify.
3417 Default it to true. Update all uses. Factor out simplifying
3419 (simplify_while_replacing): ... this new function.
3420 (validate_replace_rtx_part,
3421 validate_replace_rtx_part_nosimplify): New.
3422 * recog.h (validate_replace_rtx_part,
3423 validate_replace_rtx_part_nosimplify): Declare.
3424 * rtl.c (rtx_equal_p_cb): New.
3425 (rtx_equal_p): Use it.
3426 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
3427 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
3428 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
3429 * vecprim.h: Add a vector type for unsigned int.
3430 * haifa-sched.c: Include vecprim.h and cfgloop.h.
3431 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
3432 ready_try, cycle_issued_insns, spec_info): Make global.
3433 (readyp): Initialize.
3434 (dfa_lookahead): New global variable.
3435 (old_max_uid, old_last_basic_block): Remove.
3436 (h_i_d): Make it a vector.
3437 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
3439 (after_recovery, adding_bb_to_current_region_p):
3440 New variables to handle correct insertion of the recovery code.
3441 (struct ready_list): Move declaration to sched-int.h.
3442 (rgn_n_insns): Removed.
3443 (rtx_vec_t): Move to sched-int.h.
3444 (find_insn_reg_weight): Remove.
3445 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
3446 (haifa_init_h_i_d, haifa_finish_h_i_d):
3447 New functions to initialize / finalize haifa instruction data.
3448 (extend_h_i_d, init_h_i_d): Rewrite.
3449 (unlink_other_notes): Move logic to add_to_note_list. Handle
3450 selective scheduler.
3451 (ready_lastpos, ready_element, ready_sort, reemit_notes,
3452 find_fallthru_edge): Make global, remove static prototypes.
3453 (max_issue): Make global. Add privileged_n and state parameters. Use
3455 (extend_global, extend_all): Removed.
3456 (init_before_recovery): Add new param. Fix the handling of the case
3457 when we insert a recovery code before the EXIT which has a predecessor
3458 with a fallthrough edge to it.
3459 (create_recovery_block): Make global. Rename to
3460 sched_create_recovery_block. Update.
3461 (change_pattern): Rename to sched_change_pattern. Make global.
3462 (speculate_insn): Rename to sched_speculate_insn. Make global.
3463 Split haifa-specific functionality into ...
3464 (haifa_change_pattern): New static function.
3465 (sched_extend_bb): New static function.
3466 (sched_init_bbs): New function.
3467 (current_sched_info): Change type to struct haifa_sched_info.
3468 (insn_cost): Adjust for selective scheduling.
3469 (dep_cost_1): New function. Move logic from ...
3470 (dep_cost): ... here.
3471 (dep_cost): Use dep_cost_1.
3472 (contributes_to_priority_p): Use sched_deps_info instead of
3474 (priority): Adjust to work with selective scheduling. Process the
3475 corner case when all dependencies don't contribute to priority.
3476 (rank_for_schedule): Use ds_weak instead of dep_weak.
3477 (advance_state): New function. Move logic from ...
3478 (advance_one_cycle): ... here.
3479 (add_to_note_list, concat_note_lists): New functions.
3480 (rm_other_notes): Make static. Adjust for selective scheduling.
3481 (remove_notes, restore_other_notes): New functions.
3482 (move_insn): Add two arguments. Update assert. Don't call
3484 (choose_ready): Remove lookahead variable, use dfa_lookahead.
3485 Remove more_issue, max_points. Move the code to initialize
3486 max_lookahead_tries to max_issue.
3487 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
3488 ready. Adjust use of move_insn. Call restore_other_notes.
3490 (sched_init, sched_finish): Move Haifa-specific initialization/
3492 (haifa_sched_init, haifa_sched_finish): ... respectively.
3494 (setup_sched_dump): New function.
3495 (haifa_init_only_bb): New static function.
3496 (haifa_speculate_insn): New static function.
3497 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
3498 (extend_ready, extend_all): Remove.
3499 (sched_extend_ready_list, sched_finish_ready_list): New functions.
3500 (create_check_block_twin, add_to_speculative_block): Use
3501 haifa_insns_init instead of extend_global. Update to use new
3502 initialization functions. Change parameter. Factor out code from
3503 create_check_block_twin to ...
3504 (sched_create_recovery_edges) ... this new function.
3505 (add_block): Remove.
3506 (sched_scan_info): New.
3507 (extend_bb): Use sched_scan_info.
3508 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
3509 static functions for walking through scheduling region.
3510 (sched_luids): New vector variable to replace uid_to_luid.
3511 (luids_extend_insn): New function.
3512 (sched_max_luid): New variable.
3513 (luids_init_insn): New function.
3514 (sched_init_luids, sched_finish_luids): New functions.
3515 (insn_luid): New debug function.
3516 (sched_extend_target): New function.
3517 (haifa_init_insn): New static function.
3518 (sched_init_only_bb): New hook.
3519 (sched_split_block): New hook.
3520 (sched_split_block_1): New function.
3521 (sched_create_empty_bb): New hook.
3522 (sched_create_empty_bb_1): New function.
3523 (common_sched_info, ready): New global variables.
3524 (current_sched_info_var): Remove.
3525 (move_block_after_check): Use common_sched_info.
3526 (haifa_luid_for_non_insn): New static function.
3527 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
3528 (increase_insn_priority): New.
3529 * modulo-sched.c: (issue_rate): Remove static declaration.
3530 (sms_sched_info): Change type to haifa_sched_info.
3531 (sms_sched_deps_info, sms_common_sched_info): New variables.
3532 (setup_sched_infos): New.
3533 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
3534 Do not call regstat_free_calls_crossed.
3535 (sms_print_insn): Use const_rtx.
3536 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
3537 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
3538 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
3539 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
3540 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
3541 current_sched_info to use it.
3542 (enum reg_pending_barrier_mode): Move to sched-int.h.
3543 (h_d_i_d): New variable. Initialize to NULL.
3544 ({true, output, anti, spec, forward}_dependency_cache): Initialize
3546 (estimate_dep_weak): Remove static declaration.
3547 (sched_has_condition_p): New function. Adjust users of
3548 sched_get_condition to use it instead.
3549 (conditions_mutex_p): Add arguments indicating which conditions are
3551 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
3552 argument to indicate whether returned condition is reversed. Do not
3553 generate new rtx when condition should be reversed; indicate it by
3554 setting new argument instead.
3555 (add_dependence_list_and_free): Add deps parameter.
3556 Update all users. Do not free dependence list when
3557 deps context is readonly.
3558 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
3560 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
3561 (remove_from_deps): New. Use the above functions.
3562 (cur_insn, can_start_lhs_rhs_p): New static variables.
3563 (add_or_update_back_dep_1): Initialize present_dep_type.
3564 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
3565 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
3566 haifa_note_dep): New functions implementing dependence hooks for
3567 the Haifa scheduler.
3568 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
3569 note_dep): New functions.
3570 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
3572 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
3573 (free_deps): Initialize deps->reg_last.
3574 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
3575 sched_analyze_insn): Update to use dependency hooks infrastructure
3576 and readonly contexts.
3577 (deps_analyze_insn): New function. Move part of logic from ...
3578 (sched_analyze): ... here. Also move some logic to ...
3579 (deps_start_bb): ... here. New function.
3580 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
3582 (sched_deps_init): New function. Move code from ...
3583 (init_dependency_caches): ... here. Remove.
3584 (init_deps_data_vector): New.
3585 (sched_deps_finish): New function. Move code from ...
3586 (free_dependency_caches): ... here. Remove.
3587 (init_deps_global, finish_deps_global): Adjust for use with
3588 selective scheduling.
3589 (get_dep_weak): Move logic to ...
3590 (get_dep_weak_1): New function.
3591 (ds_merge): Move logic to ...
3592 (ds_merge_1): New static function.
3593 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
3594 (ds_get_max_dep_weak): New function.
3595 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
3596 (n_insns): Rename to rgn_n_insns.
3597 (debug_ebb_dependencies): New function.
3598 (init_ready_list): Use it.
3599 (begin_schedule_ready): Use sched_init_only_bb.
3600 (ebb_print_insn): Indicate when an insn starts a new cycle.
3601 (contributes_to_priority, compute_jump_reg_dependencies,
3602 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
3603 (add_block1): Remove to ebb_add_block.
3604 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
3605 (schedule_ebb): Initialize them. Use remove_notes instead of
3606 rm_other_notes. Use haifa_local_init/finish.
3607 (schedule_ebbs): Use haifa_sched_init/finish.
3608 * sched-int.h: Include vecprim.h, remove rtl.h.
3609 (struct ready_list): Delete declaration.
3610 (sched_verbose_param, enum sched_pass_id_t,
3611 bb_vec_t, insn_vec_t, rtx_vec_t): New.
3612 (struct sched_scan_info_def): New structure.
3613 (sched_scan_info, sched_scan, sched_init_bbs,
3614 sched_init_luids, sched_finish_luids, sched_extend_target,
3615 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
3616 (struct common_sched_info_def): New.
3617 (common_sched_info, haifa_common_sched_info,
3618 sched_emulate_haifa_p): Declare.
3620 (sched_luids): Declare.
3621 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
3622 (sched_max_luid, insn_luid): Declare.
3623 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
3624 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
3625 print_insn, print_pattern, print_value, haifa_classify_insn,
3626 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
3627 setup_sched_dump, sched_init, sched_finish,
3628 sel_insn_is_speculation_check): Export.
3629 (struct ready_list): Move from haifa-sched.c.
3630 (ready_try, ready, max_issue): Export.
3631 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
3632 sched_init_only_bb, sched_split_block, sched_split_block_1,
3633 sched_create_empty_bb, sched_create_empty_bb_1,
3634 sched_create_recovery_block, sched_create_recovery_edges): Export.
3635 (enum reg_pending_barrier_mode): Export.
3636 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
3638 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
3639 print_insn field. Move add_block and fix_recovery_cfg to
3640 common_sched_info_def. Move compute_jump_reg_dependencies,
3642 (struct sched_deps_info_def): ... this new structure.
3643 (sched_deps_info): Declare.
3644 (struct spec_info_def): Remove weakness_cutoff, add
3645 data_weakness_cutoff and control_weakness_cutoff.
3646 (spec_info): Declare.
3647 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
3649 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
3650 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
3651 (current_sched_info): Change type to struct haifa_sched_info.
3652 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
3653 (h_d_i_d): New variable.
3654 (HDID): New accessor macro.
3655 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
3656 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
3658 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
3659 (enum SCHED_FLAGS): Update for selective scheduler.
3660 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
3661 (init_dependency_caches, free_dependency_caches): Delete declarations.
3662 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
3663 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
3664 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
3665 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
3666 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
3668 (rm_other_notes): Delete declaration.
3669 (schedule_block): Remove one argument.
3670 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
3671 ready_element, ready_lastpos, sched_extend_ready_list,
3672 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
3673 concat_note_lists): Export.
3674 (struct region): Move from sched-rgn.h.
3675 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
3676 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
3677 BLOCK_TO_BB, CONTAINING_RGN): Export.
3678 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
3679 (current_nr_blocks, current_blocks, target_bb): Likewise.
3680 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
3681 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
3682 sched_rgn_local_init, extend_regions,
3683 rgn_make_new_region_out_of_new_block, compute_priorities,
3684 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
3685 extend_rgns, deps_join rgn_setup_common_sched_info,
3686 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
3687 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
3688 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
3689 increase_insn_priority): Likewise.
3690 * sched-rgn.c: Include sel-sched.h.
3691 (ref_counts): New static variable. Use it ...
3692 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
3693 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
3694 (sched_is_disabled_for_current_region_p): Delete static declaration.
3695 (struct region): Move to sched-int.h.
3696 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
3697 ebb_head): Define and initialize.
3698 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
3699 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
3700 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
3702 (find_single_block_region): Add new argument to indicate that EBB
3703 regions should be constructed.
3704 (debug_live): Delete declaration.
3705 (current_nr_blocks, current_blocks, target_bb):
3706 Remove static qualifiers.
3707 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
3709 (init_regions): Delete declaration.
3710 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
3711 rgn_estimate_number_of_insns): New.
3712 (too_large): Use estimate_number_of_insns.
3713 (haifa_find_rgns): New. Move the code from ...
3714 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
3715 (free_trg_info): New.
3716 (compute_trg_info): Allocate candidate tables here instead of ...
3717 (init_ready_list): ... here.
3718 (rgn_print_insn): Use const_rtx.
3719 (contributes_to_priority, extend_regions): Delete static declaration.
3720 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
3721 (add_block1): Rename to rgn_add_block.
3722 (debug_rgn_dependencies): Delete static qualifier.
3723 (new_ready): Use sched_deps_info. Simplify.
3724 (rgn_common_sched_info, rgn_const_sched_deps_info,
3725 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
3727 (region_sched_info): Rename to rgn_const_sched_info.
3728 (deps_join): New, extracted from ...
3729 (propagate_deps): ... here.
3730 (compute_block_dependences, debug_dependencies): Update for selective
3732 (free_rgn_deps, compute_priorities): New functions.
3733 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
3734 sched_rgn_compute_dependencies): New functions.
3735 (schedule_region): Use them.
3736 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
3737 rgn_setup_common_sched_info, rgn_setup_sched_infos):
3739 (schedule_insns): Call new functions that were split out.
3740 (rgn_make_new_region_out_of_new_block): New.
3741 (get_rgn_sched_max_insns_priority): New.
3742 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
3743 scheduling when appropriate.
3744 * sched-vis.c: Include insn-attr.h.
3745 (print_value, print_pattern): Make global.
3746 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
3747 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
3748 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
3749 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
3750 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
3751 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
3752 hooks. Initialize them to 0.
3753 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
3754 * target.h (struct gcc_target): Add them. Rename gen_check field to
3756 * flags.h (sel_sched_switch_set): Declare.
3757 * opts.c (sel_sched_switch_set): New variable.
3758 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
3759 pipelining is disabled from command line.
3760 (common_handle_option): Record whether selective scheduling is
3761 requested from command line.
3762 * doc/invoke.texi: Document new flags and parameters.
3763 * doc/tm.texi: Document new target hooks.
3764 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
3766 (dfa_state_size): Do not declare locally.
3767 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
3768 * config/rs6000/rs6000.c (rs6000_init_sched_context,
3769 rs6000_alloc_sched_context, rs6000_set_sched_context,
3770 rs6000_free_sched_context): New functions.
3771 (struct _rs6000_sched_context): New.
3772 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
3774 (rs6000_sched_finish): Do not run for selective scheduling.
3776 2008-08-31 Jan Hubicka <jh@suse.cz>
3778 * frv.c (frv_rtx_costs): Update forward declaration.
3779 * spu.c (spu_rtx_costs): Likewise.
3780 * pdp11.c: Include df.h
3781 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
3782 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
3783 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
3784 * iq2000.c (iq2000_address_cost): Add speed argument.
3785 (iq2000_rtx_costs): Likewise.
3786 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
3787 update call of mn10300_address_cost.
3788 * mcore.c: Include df.h
3789 (mcore_rtx_costs): Update prototype.
3790 * score3.c: Include df.h
3791 (score3_rtx_costs): Remove speed argument.
3792 * score7.c: Include df.h
3793 (score7_address_cost): Remove speed argument.
3794 * score-protos.h (score_address_cost): Update prototype.
3795 * score.c: Include df.h
3796 (score_rtx_costs): Update call of costs functions.
3797 * v850.c (v850_rtx_costs): Add bool argument.
3799 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
3801 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
3803 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
3805 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
3806 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
3808 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
3810 * mkmap-flat.awk: Add option pe_dll.
3811 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
3812 * config/i386/t-cygwin (SHLIB_LC): Add.
3813 * config/i386/t-mingw32 (SHLIB_LC): Add.
3814 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
3815 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
3816 (LINK_SPEC): Support libgcc_s.
3817 (LIBGCC_SPEC): Support libgcc_s.
3818 (LIBGCC_SONAME): New.
3820 2008-08-31 Jan Hubicka <jh@suse.cz>
3822 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
3823 mistakely had old version of patch.
3825 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
3826 (ipcp_estimate_growth): New.
3827 (ipcp_insert_stage): Use ipcp_estimate_growth.
3828 * profile.c (branch_prob): When reading failed, do not consider
3831 2008-08-31 Jan Hubicka <jh@suse.cz>
3833 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
3834 loop is optimized for speed.
3836 2008-08-31 Richard Guenther <rguenther@suse.de>
3839 * fold-const.c (fold_binary): Retain conversions in folding
3842 2008-08-31 Jan Hubicka <jh@suse.cz>
3844 * postreload-gcse.c (eliminate_partially_redundant_loads):
3845 Use optimize_bb_for_size_p.
3846 * predict.c (maybe_hot_frequency_p): Make inline.
3847 (maybe_hot_count_p): Break out from ...
3848 (maybe_hot_bb_p): ... this one.
3849 (maybe_hot_edge_p): Simplify.
3850 * basic-block.h (probably_cold_bb_p): Remove.
3852 2008-08-31 Jakub Jelinek <jakub@redhat.com>
3855 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
3857 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
3858 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
3859 Also split V4SFmode.
3860 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
3863 2008-08-31 Jan Hubicka <jh@suse.cz>
3865 * predict.c (PROB_VERY_LIKELY): Make small enough so things
3867 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
3869 2008-08-31 Jakub Jelinek <jakub@redhat.com>
3872 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
3875 * dwarf2out.c (native_encode_initializer): Subtract min_index for
3876 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
3878 2008-08-31 Jan Hubicka <jh@suse.cz>
3880 * sparc.h (BRANCH_COST): Fix macro definition.
3881 * avr.c (avr_operand_rtx_cost): Add speed argument.
3882 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
3884 2008-08-31 Richard Guenther <rguenther@suse.de>
3886 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
3887 types instead of operands. Re-instantiate verifying of
3888 binary expression operands.
3890 2008-08-30 Jan Hubicka <jh@suse.cz>
3892 * fwprop.c (should_replace_address): Add speed attribute.
3893 (PR_OPTIMIZE_FOR_SPEED): New flag.
3894 (propagate_rtx_1): Use it.
3895 (propagate_rtx): Set it.
3896 (try_fwprop_subst): Update call of rtx_costs.
3897 (forward_propagate_and_simplify): LIkewise.
3898 * hooks.c (hook_int_rtx_bool_0): New
3899 (hook_bool_rtx_int_int_intp_false): Replace by ...
3900 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
3901 * hooks.h (hook_int_rtx_bool_0): New
3902 (hook_bool_rtx_int_int_intp_false): Replace by ...
3903 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
3904 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
3905 (prepare_cmp_insn): UPdate call of rtx_cost.
3906 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
3907 (reload_cse_simplify_operands): Update call of rtx_cost.
3908 (reload_cse_move2add): call of rtx_cost.
3909 * target.h (struct gcc_target): Update rtx_costs and address_costs.
3910 * rtlanal.c (rtx_cost): Add speed argument.
3911 (address_cost): Add speed argument
3912 (default_address_cost): Likewise.
3913 (insn_rtx_cost): Likewise.
3914 * cfgloopanal.c (seq_cost): Add speed argument.
3915 (target_reg_cost, target_spill_cost): Turn to array.
3916 (init_set_costs): Update for speed.
3917 (estimate_reg_pressure_cost): Add speed argument.
3918 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
3919 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
3920 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
3921 (seq_cost): Add speed argument.
3922 (computation_cost): Add speed arugment.
3923 (add_cost, multiply_by_const, get_address_cost): add speed argument.
3924 (force_expr_to_var_cost): Update for profile info.
3925 (force_var_cost): Likewise.
3926 (split_address_cost): Likewise.
3927 (ptr_difference_cost): Likewise.
3928 (difference_cost): Likewise.
3929 (get_computation_cost_at): Likewise.
3930 (determine_iv_cost): Likewise.
3931 (ivopts_global_cost_for_size): Likewise.
3932 (rewrite_use_address): Likewise.
3933 (tree_ssa_iv_optimize_loop): Initialize speed field.
3934 * cse.c (optimize_this_for_speed_p): New static var.
3935 (notreg_cost): Update call of rtx_cost.
3936 (cse_extended_basic_block): set optimize_this_for_speed_p.
3937 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
3938 (noce_try_cmove_arith): Likewise.
3939 (noce_try_sign_mask): LIkewise.
3940 * expr.c (compress_float_constant): Update rtx_cost calls.
3941 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
3943 (addr_to_parts): Likewise.
3944 (create_mem_ref): Likewise.
3945 * dse.c (find_shift_sequence): Add speed argument.
3946 (replace_read): Update call.
3947 * calls.c (precompute_register_parameters): Update call of rtx_cost.
3948 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
3949 * neg_cost, shift_cost, shiftadd_cost,
3950 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
3951 mul_highpart_cost): Increase dimension.
3952 (init_expmed): Initialize for both size and speed.
3953 (expand_shift): Use profile.
3954 (synth_mult): Use profile.
3955 (choose_mult_variant): Use profile.
3956 (expand_mult): Use profile.
3957 (expand_mult_highpart_optab): Use profile.
3958 (expand_mult_highpart): Use profile.
3959 (expand_smod_pow2): Use profile.
3960 (expand_divmod): Use profile.
3961 * simplify-rtx.c (simplify_binary_operation_1): Update call of
3963 * loop-invariant.c (create_new_invariant): Use profile.
3964 (gain_for_invariant): Add speed parameter.
3965 (best_gain_for_invariant): Likewise.
3966 (find_invariants_to_move): Likewise.
3967 (move_single_loop_invariants): Set it.
3968 * target-def.h (TARGET_RTX_COSTS): Use hook.
3969 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
3970 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
3971 * output.h (default_address_cost): Update prototype.
3972 * combine.c (optimize_this_for_speed_p): New static var.
3973 (combine_validate_cost): Update call of rtx_cost.
3974 (combine_instructions): Set optimize_this_for_speed_p.
3975 (expand_compound_operation): Update call of rtx_cost.
3976 (make_extraction):Update call of rtx_cost.
3977 (force_to_mode):Update call of rtx_cost.
3978 (distribute_and_simplify_rtx):Update call of rtx_cost.
3979 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
3980 (estimate_reg_pressure_cost): Update prototype.
3981 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
3982 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
3984 * config/alpha/alpha.c (alpha_rtx_costs): Update.
3985 (alpha_rtx_costs): Update.
3986 * config/frv/frv.c (frv_rtx_costs): Update.
3987 * config/s390/s390.c (s390_rtx_costs): Update.
3988 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
3989 (m32c_rtx_costs): Update.
3990 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
3991 (spu_rtx_costs): Update.
3992 * config/sparc/sparc.c (sparc_rtx_costs): Update.
3993 * config/m32r/m32r.c (m32r_rtx_costs): Update.
3994 * config/i386/i386.c (:ix86_address_cost): Update.
3995 (ix86_rtx_costs): Update.
3996 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
3997 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
3998 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
3999 * config/crx/crx.c (crx_address_cost): Update.
4000 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
4001 * config/stormy16/stormy16.c
4002 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
4003 * config/m68hc11/m68hc11.c
4004 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
4005 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
4006 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
4008 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
4010 * config/ia64/ia64.c (ia64_rtx_costs): Update.
4011 * config/m68k/m68k.c (m68k_rtx_costs): Update.
4012 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
4013 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
4014 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
4015 (mcore_rtx_costs): update.
4016 * config/score/score3.c (score3_rtx_costs): Update.
4017 * config/score/score7.c (score7_rtx_costs): Update.
4018 * config/score/score3.h (score3_rtx_costs):Update.
4019 * config/score/score7.h (score7_rtx_costs): Update.
4020 * config/score/score.c (score_rtx_costs): Update.
4021 * config/arm/arm.c (arm_address_cost): Update.
4022 (arm_rtx_costs_1): Update.
4023 (arm_rtx_costs_1): Update.
4024 (arm_size_rtx_costs): Update.
4025 (arm_size_rtx_costs): Update.
4026 (arm_size_rtx_costs): Update.
4027 (arm_xscale_rtx_costs): Update.
4028 (arm_thumb_address_cost): Update.
4029 * config/pa/pa.c (hppa_address_cost): Update.
4030 * config/mips/mips.c (mips_rtx_costs): Update.
4031 * config/vax/vax.c (vax_address_cost): Update.
4032 * config/h8300/h8300.c (h8300_shift_costs): Update.
4033 (h8300_rtx_costs): Update.
4034 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
4035 (v850_rtx_costs): Update.
4036 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
4037 * config/bfin/bfin.c
4038 (bfin_address_cost): Update.
4039 (bfin_rtx_costs): Update.
4040 * stmt.c (lshift_cheap_p): Update.
4042 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
4045 * expmed.c (extract_bit_field_1): Check the mode size to make
4046 sure the vector modes have the same size.
4048 2008-08-29 Michael Meissner <gnu@the-meissners.org>
4050 * dojump.c (top level): Include basic-block.h to declare
4051 optimize_insn_for_speed_p
4053 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
4055 * opts.h (CL_SAVE): New option class for marking options that are
4056 target specific options usable in the target attribute.
4057 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
4059 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
4060 can easily find the target specific options that are safe to use
4061 in the attribute or pragma.
4063 * attribs.c (decl_attributes): Change #pragma GCC option to
4064 #pragma GCC target, and attribute((option(...))) to
4065 attribute((target(...))).
4067 * doc/extend.texi (target attribute): Change from option
4068 attribute. Delete push/pop/reset.
4069 (#pragma GCC target): Change from #pragma GCC option. Delete
4071 (#pragma GCC push_options): Document new pragma.
4072 (#pragma GCC pop_options): Document new pragma.
4073 (#pragma GCC reset_options): Document new pragma.
4075 * targhooks.c (default_target_option_valid_attribute_p): Add
4076 warning about port not supporting target attributes.
4077 (default_target_option_pragma_parse): New function, warn about
4078 #pragma GCC target not being supported.
4080 * targhooks.h (default_target_option_pragma_parse): Add
4083 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
4084 TI_CURRENT_OPTION_PRAGMA.
4085 (current_target_pragma): Rename from current_option_pragma.
4087 * target.h: (struct target_option): Delete booleans for changing
4088 the optimization level on hot/cold functions. Change signature of
4089 pragma_parse hook to take a second tree.
4091 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
4093 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
4094 that the declaration is done at global scope.
4096 * langhooks.c (add_builtin_function_common): Move most of the code
4097 from add_builtin_function here, calling the hook passed in.
4098 (add_builtin_function): Call add_builtin_function_common with
4099 standard builtin hook.
4100 (add_builtin_function_ext_scope): New function to add builtins to
4103 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
4105 (add_builtin_function_ext_scope): Add declaration.
4107 * c-pragma.c (handle_pragma_target): Rename from
4108 handle_pragma_option, #pragma GCC option is now #pragma GCC
4109 target. Move warning about port not supporting target options to
4110 default pragma parse hook. Remove push/pop/reset from this
4112 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
4113 (option_stack): Delete static variable.
4114 (optimize_stack): Ditto.
4115 (optons_stack): New stack of saved target and optimization
4117 (handle_pragma_push_options): New function to handle pushing both
4118 target and optimization options.
4119 (handle_pragma_pop_options): New function to handle popping both
4120 target and optimization options.
4121 (handle_pragma_reset_options): New function to handle resetting
4122 both target and optimization options to their initial state.
4123 (init_pragma): Rename handle_pragma_option to
4124 handle_pragma_target. Add support for push_options, pop_options,
4125 and reset_options pragmas.
4127 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
4128 default_target_option_pragma_parse.
4129 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
4130 default_target_option_valid_attribute_p.
4131 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
4132 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
4133 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
4134 optimization level on hot/cold functions.
4136 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
4137 if the caller and callee have different optimization levels.
4139 * c-common.c (handle_target_attribute): Rename from
4140 handle_option_attribute, attribute((option(...))) is now
4141 attribute((target(...))). Move warning if the port does not
4142 support target attributes to the default hook.
4143 (handle_hot_attribute): Delete code to change the optimization
4144 level of hot functions.
4145 (handle_cold_attribute): Ditto.
4147 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
4148 argument that is the binary tree options to use if there are no
4149 arguments. Call ix86_valid_target_attribute_tree instead of
4150 ix86_valid_option_attribute_tree.
4151 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
4152 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
4153 ix86_pragma_option_parse.
4155 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
4156 Rename from ix86_valid_option_attribute_tree.
4158 * config/i386/i386.c (ix86_add_new_builtins): New function to add
4159 new builtins when the ISA changes.
4160 (ix86_valid_target_attribute_tree): Rename from
4161 ix86_valid_option_attribute_tree. Change callers. If the
4162 function specified optimization options, use those as the starting
4163 point before setting up the target attributes. If the
4164 optimization options were changed in the course of setting the
4165 target attributes, record the new optimization options.
4166 (ix86_valid_target_attribute_tree_inner_p): Rename from
4167 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
4168 ix86_add_new_builtins if the ISA changed.
4169 (ix86_valid_target_attribute_p): Rename from
4170 ix86_valid_option_attribute_p. Change callers.
4171 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
4172 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
4173 as delayed builtin functions.
4174 (struct builtin_isa): New structure to record builtin functions
4175 that should be delayed until the ISA for that function is used.
4176 (ix86_builtins_isa): Change from int to struct to track builtin
4177 functions we want to declare at some point.
4178 (def_builtin): If the front end can delay defining the builtin
4179 functions, don't create builtins for ISAs not part of the default
4181 (def_builtin_const): Ditto.
4182 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
4183 __builtin_ia32_pcmov_v2di to be different builtin functions.
4184 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
4185 a structure instead of an int.
4186 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
4187 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
4188 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
4189 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
4191 * config/ia64/ia64.h
4192 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
4193 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
4195 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
4196 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
4197 (LANG_HOOKS_INITIALIZER): Add
4198 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
4200 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
4203 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
4204 the reload address with the index register for SFmode
4205 access with a displacement.
4207 2008-08-30 Jan Hubicka <jh@suse.cz>
4209 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
4210 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
4211 * dojump.c (do_jump): Likewise.
4212 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
4213 (note-if_info): Add BRANCH_COST.
4214 (noce_try_store_flag_constants, noce_try_addcc,
4215 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
4216 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
4217 find_if_case_2): Use computed branch cost.
4218 * expr.h (BRANCH_COST): Update default.
4219 * predict.c (predictable_edge_p): New function.
4220 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
4221 Update BRANCH_COST call.
4222 * basic-block.h (predictable_edge_p): Declare.
4223 * config/alpha/alpha.h (BRANCH_COST): Update.
4224 * config/frv/frv.h (BRANCH_COST): Update.
4225 * config/s390/s390.h (BRANCH_COST): Update.
4226 * config/spu/spu.h (BRANCH_COST): Update.
4227 * config/sparc/sparc.h (BRANCH_COST): Update.
4228 * config/m32r/m32r.h (BRANCH_COST): Update.
4229 * config/i386/i386.h (BRANCH_COST): Update.
4230 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
4232 * config/sh/sh.h (BRANCH_COST): Update.
4233 * config/pdp11/pdp11.h (BRANCH_COST): Update.
4234 * config/avr/avr.h (BRANCH_COST): Update.
4235 * config/crx/crx.h (BRANCH_COST): Update.
4236 * config/xtensa/xtensa.h (BRANCH_COST): Update.
4237 * config/stormy16/stormy16.h (BRANCH_COST): Update.
4238 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
4239 * config/iq2000/iq2000.h (BRANCH_COST): Update.
4240 * config/ia64/ia64.h (BRANCH_COST): Update.
4241 * config/rs6000/rs6000.h (BRANCH_COST): Update.
4242 * config/arc/arc.h (BRANCH_COST): Update.
4243 * config/score/score.h (BRANCH_COST): Update.
4244 * config/arm/arm.h (BRANCH_COST): Update.
4245 * config/pa/pa.h (BRANCH_COST): Update.
4246 * config/mips/mips.h (BRANCH_COST): Update.
4247 * config/vax/vax.h (BRANCH_COST): Update.
4248 * config/h8300/h8300.h (BRANCH_COST): Update.
4249 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
4250 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
4251 * doc/tm.texi (BRANCH_COST): Update.
4253 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
4256 * config/arm/arm.c (arm_optimization_options): Set
4257 flag_section_anchors to 2 instead of 1 to distinguish it from
4258 -fsection-anchors given explicitely on the command line.
4260 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
4262 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
4263 final insn of a split.
4265 2008-08-30 Jan Hubicka <jh@suse.cz>
4267 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
4268 optimized for speed.
4269 * final.c (compute_alignments): Use optimize_bb_for_size_p.
4270 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
4271 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
4272 flag_gcse_after_reload_set): New static vars.
4273 (common_handle_option): Enable those flags for profile-use.
4274 (decode_options): Remove optimize_size flags that are handled
4275 on higher granuality.
4276 * tree-vectorizer.c (vectorize_loops): Use
4277 optimize_loop_nest_for_speed_p.
4278 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
4279 * tree-predcom.c (tree_predictive_commoning): Use
4280 optimize_loop_for_speed_p.
4281 * varasm.c (assemble_start_function): Use
4282 optimize_function_for_speed_p.
4283 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
4284 * predict.c (optimize_loop_for_speed_p): Fix walk.
4286 2008-08-30 Jan Hubicka <jh@suse.cz>
4288 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
4290 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
4291 profile presence locally.
4293 2008-08-29 Joseph Myers <joseph@codesourcery.com>
4296 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
4297 versions before 4.0.
4299 2008-08-29 Jan Hubicka <jh@suse.cz>
4301 * tree-inline.c (insert_init_stmt): Insert sequence even when
4304 2008-08-29 Jeff Law <law@redhat.com>
4306 * mn10300.c (mn10300_secondary_reload_class): We need secondary
4307 reloads for AM33-2 if IN is a pseudo with an equivalent memory
4308 location and class is an FP register.
4310 2008-08-29 Jan Hubicka <jh@suse.cz>
4312 * see.c (see_merge_one_def_extension): Silence used uninitialized
4314 * matrix-reorg.c (check_allocation_function): Likewise.
4315 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
4317 2008-08-29 Jakub Jelinek <jakub@redhat.com>
4320 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
4321 compute new & and | in type rather than TREE_TYPE (arg0).
4323 * dwarf2out.c (fortran_common): Update comment.
4324 (gen_variable_die): Swap com_die and var_die variables in Fortran
4325 COMMON block handling code.
4327 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
4329 * dwarf2out.c (gen_const_die): New function.
4330 (size_of_die, value_format, output_die): Output larger
4331 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
4332 (native_encode_initializer): New function.
4333 (tree_add_const_value_attribute): Call it.
4334 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
4336 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
4337 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
4338 TREE_THIS_VOLATILE to add_type_attribute.
4340 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
4342 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
4345 * dwarf2out.c (loc_by_reference): New function.
4346 (add_location_or_const_value_attribute): Use it.
4349 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
4350 as DW_TAG_variable children of DW_TAG_common_block rather than
4351 DW_TAG_member children. Put DW_AT_external to individual
4352 DW_TAG_variable DIEs, not to DW_TAG_common_block.
4354 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
4355 loc_descriptor_from_tree_1.
4359 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
4360 arguments to imported_module_or_decl.
4361 (debug_nothing_tree_tree): Removed.
4362 (debug_nothing_tree_tree_tree_bool): New prototype.
4363 * debug.c (do_nothing_debug_hooks): Adjust.
4364 (debug_nothing_tree_tree): Removed.
4365 (debug_nothing_tree_tree_tree_bool): New function.
4366 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
4367 (gen_variable_die): Put all common vars for the
4368 same COMMON block under one DW_TAG_common_block.
4369 (declare_in_namespace): Return new context_die, for Fortran
4370 return the module DIE instead of adding extra declarations into
4372 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
4373 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
4374 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
4376 (dwarf2out_global_decl): Don't skip Fortran global vars.
4377 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
4378 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
4379 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
4380 DW_TAG_imported_declaration as child of previous
4381 DW_TAG_imported_module.
4382 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
4383 * sdbout.c (sdb_debug_hooks): Likewise.
4384 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
4386 2008-08-29 Jan Hubicka <jh@suse.cz>
4388 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
4390 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
4391 * ipa-cp.c (n_cloning_candidates): New static variable.
4392 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
4393 (ipcp_print_all_lattices): Improve debug output.
4394 (ipcp_cloning_candidate_p): New function.
4395 (ipcp_initialize_node_lattices): Use it.
4396 (ipcp_init_stage): Do only analyzis here; prettier debug output.
4397 (ipcp_propagate_stage): Prettier debug output.
4398 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
4399 (ipcp_print_all_structures): Remove.
4400 (ipcp_need_redirect_p): Test !n_cloning_candidates.
4401 (ipcp_insert_stage): Prettier debug output; call
4402 cgraph_remove_unreachable_nodes before propagating.
4403 (pass_ipa_cp): Schedule function removal pass.
4404 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
4406 (cgraph_maybe_hot_edge_p): Move to ...
4407 * predict.c (cgraph_maybe_hot_edge_p) ... here.
4408 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
4409 (common_handle_option): Set them; enable ipa-cp when profiling.
4410 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
4411 (ipa_print_all_jump_functions): Likewise.
4412 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
4413 (ipa_print_node_params, ipa_print_all_params): New.
4414 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
4415 ipa_print_all_param_flags): Remove.
4416 (ipa_print_node_params, ipa_print_all_params): New.
4418 2008-08-29 Bob Wilson <bob.wilson@acm.org>
4420 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
4421 change from 2008-04-03.
4422 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
4424 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
4427 * ira-color.c (push_allocnos_to_stack): Truncate
4428 removed_splay_allocno_vec.
4430 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
4433 * ira-color (ira_fast_allocation): Don't assign hard registers to
4436 2008-08-29 Jan Hubicka <jh@suse.cz>
4439 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
4440 for cold internal loops.
4442 2008-08-29 Richard Guenther <rguenther@suse.de>
4444 * tree-ssa-structalias.c (create_variable_info_for): Do not
4445 create fields for heap vars or vars with a noalias state.
4446 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
4449 2008-08-29 Richard Guenther <rguenther@suse.de>
4451 * common.opt (ftree-store-ccp): Mark as preserved for
4452 backward compatibility.
4453 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
4454 * tree-pass.h (pass_store_ccp): Remove.
4455 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
4456 (first_vdef): Remove declaration.
4457 (get_value_loaded_by): Likewise.
4458 * tree-ssa-ccp.c (do_store_ccp): Remove.
4459 (get_default_value): Simplify as do_store_ccp is always false
4460 now. Do not initialize mem_ref.
4461 (set_value_varying): Likewise.
4462 (canonicalize_float_value): Likewise.
4463 (set_lattice_value): Likewise.
4464 (likely_value): Likewise.
4465 (surely_varying_stmt_p): Likewise.
4466 (ccp_initialize): Likewise.
4467 (ccp_lattice_meet): Likewise.
4468 (ccp_visit_phi_node): Likewise.
4469 (ccp_fold): Likewise.
4470 (evaluate_stmt): Likewise.
4471 (visit_assignment): Likewise.
4472 (ccp_visit_stmt): Likewise.
4473 (execute_ssa_ccp): Fold into ...
4474 (do_ssa_ccp): ... this.
4475 (do_ssa_store_ccp): Remove.
4476 (gate_store_ccp): Likewise.
4477 (pass_store_ccp): Likewise.
4478 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
4480 * tree-ssa-propagate.c (first_vdef): Remove.
4481 (get_value_loaded_by): Likewise.
4482 (replace_vuses_in): Likewise.
4483 (substitute_and_fold): Do not call replace_vuses_in.
4484 * opts.c (decode_options): Do not set flag_tree_store_ccp.
4486 2008-08-29 Richard Guenther <rguenther@suse.de>
4489 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
4490 PARAM_NOALIAS tags with is_heapvar.
4491 * tree-ssa-operands.c (access_can_touch_variable): Offset
4492 based tests do not apply for heapvars. Fix offset test.
4494 2008-08-29 Jan Hubicka <jh@suse.cz>
4496 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
4497 (-fipa-cp-clone): Enabled by default at -O3.
4498 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
4499 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
4501 2008-08-29 Jan Hubicka <jh@suse.cz>
4503 * tree.c (build_function_type_skip_args,
4504 build_function_decl_skip_args): New functions.
4505 * tree.h (build_function_type_skip_args,
4506 build_function_decl_skip_args): Declare.
4507 * gimple.c (giple_copy_call_skip_args): New function.
4508 (giple_copy_call_skip_args): Declare.
4510 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
4511 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
4512 (ipcp_node_modifiable_p): ... this one; use
4513 tree_versionable_function_p.
4514 (ipcp_create_replace_map): Improve debug output.
4515 (ipcp_need_redirect_p): Return false when not clonning.
4516 (ipcp_update_callgraph): Skip args.
4517 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
4519 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
4520 (save_inline_function_body): Update call of tree_function_versioning.
4521 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
4522 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
4524 (tree_function_versioning): Likewise.
4525 * tree-inline.h (tree_function_versioning): Update prototype.
4527 2008-08-29 Jan Hubicka <jh@suse.cz>
4529 * loop-unswitch.c (unswitch_single_loop): Use
4530 optimize_loop_for_speed_p.
4531 * tree-ssa-threadupdate.c (mark_threaded_blocks):
4532 Use optimize_function_for_size_p.
4533 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
4534 * postreload-gcse.c (eliminate_partially_redundant_load):
4535 Use optimize_bb_for_size_p.
4536 * value-prof.c (gimple_divmod_fixed_value_transform,
4537 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
4538 gimple_stringops_transform): Use optimize_bb_for_size_p.
4539 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
4540 * final.c (compute_alignments): Use optimize_function_for_size_p.
4541 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
4542 (fold_builtin_strcpy, fold_builtin_fputs): Use
4543 optimize_function_for_size_p.
4544 * fold-const.c (tree_swap_operands_p): Use
4545 optimize_function_for_size_p.
4546 * recog.c (relax_delay_slots): Likewise.
4547 * tree-ssa-math-opts.c (replace_reciprocal):
4548 Use optimize_bb_for_speed_p.
4549 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
4550 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
4551 optimize_function_for_size_p.
4552 (cgraph_decide_inlining_of_small_function): Use
4553 optimize_function_for_size_p.
4554 * global.c (find_reg): Use optimize_function_for_size_p.
4555 * opts.c (decode_options): Do not clear flag_tree_ch,
4556 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
4557 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
4558 work it out from profile.
4559 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
4560 optimize_loop_for_speed_p.
4561 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
4563 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
4564 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
4565 * tree-eh.c (decide_copy_try_finally): Use
4566 optimize_function_for_size_p.
4567 * local-alloc.c (block_alloc): Pass BB pointer.
4568 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
4569 * gcse.c (gcse_main): Use optimize_function_for_size_p.
4570 * loop-unroll.c (decide_unrolling_and_peeling):
4571 Use optimize_loop_for_size_p.
4572 (decide_peel_completely): Likewise.
4573 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
4574 optimize_loop_for_size_p.
4575 (vect_enhance_data_refs_alignment): Likewise.
4576 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
4577 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
4579 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
4580 (try_crossjump_bb): Use optimize_bb_for_size_p.
4581 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
4582 optimize_loop_for_speed_p.
4583 * bb-reorder.c (find_traces_1_round): Likewise.
4584 (copy_bb): Use optimize_bb_for_speed_p.
4585 (duplicate_computed_gotos): Likewise.
4586 * basic-block.h (optimize_loop_nest_for_size_p,
4587 optimize_loop_nest_for_speed_p): New.
4588 * stmt.c (expand_case): Use optimize_insn_for_size_p.
4590 2008-08-29 Tristan Gingold <gingold@adacore.com>
4592 * gcov.c (main): Call expandargv.
4594 2008-08-29 Jan Hubicka <jh@suse.cz>
4596 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
4598 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
4600 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
4601 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
4603 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
4605 2008-08-29 Jan Hubicka <jh@suse.cz>
4607 * tree-pass.h (pass_strip_predict_hints): Declare.
4608 * predict.c (strip_builtin_expect): Rename to ...
4609 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
4610 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
4611 (tree_estimate_probability): Do not strip builtin_expect.
4612 (pass_strip_predict_hints): New pass.
4613 * tree-inline.c (expand_call_inline): When inlining cold function,
4614 predict it as unlikely.
4615 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
4617 2008-08-29 Richard Guenther <rguenther@suse.de>
4619 PR tree-optimization/37207
4620 * tree-vrp.c (extract_range_from_binary_expr): Also try
4621 to constant fold if only one of the operands is a constant.
4623 2008-08-29 Nick Clifton <nickc@redhat.com>
4625 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
4626 the same way as SYMBOL_REFs.
4628 2008-08-28 Bob Wilson <bob.wilson@acm.org>
4630 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
4632 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
4634 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
4635 * config/mips/mips.md (branch_likely): Remove const. Fix
4637 (define_delay for type "branch"): Change to only apply for branch
4638 with likely variant.
4639 (define_delay for type "branch" and "branch_likely" no). New delay
4641 (equality_op): New code iterator.
4642 (bbv, bbinv): New code attributes.
4643 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
4646 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4647 Andrew Pinski <pinskia@gcc.gnu.org>
4650 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
4652 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
4654 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
4655 rule that a symbolic constant must be defined and >= 0 for the
4656 corresponding facility to be present at compile-time.
4657 * gthr-posix.c: Likewise.
4659 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
4661 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
4662 * config/mips/mips.md (D): New mode attribute.
4663 (mulsi3, muldi3): Merge it into ...
4664 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
4665 (muldi3_mul3): New pattern.
4666 (mulsi3_mult3): Rename to mulsi3_mul3.
4668 2008-08-28 Jan Hubicka <jh@suse.cz>
4670 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
4672 * predict.c (always_optimize_for_size_p): Rename to ...
4673 (optimize_function_for_size): ... this one; make extern.
4674 (optimize_function_for_speed_p): New.
4675 (optimize_bb_for_size_p, optimize_bb_for_size_p,
4676 optimize_edge_for_size_p,optimize_edge_for_size_p,
4677 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
4678 * basic-block.h (optimize_function_for_size_p,
4679 optimize_function_for_speed_p): Declare.
4680 * i386.md (optimize_size checks): Replace them by appropriate
4682 (standard_80387_constant_p, ix86_compute_frame_layout,
4683 ix86_expand_epilogue, ix86_decompose_address,
4684 print_operand, emit_i387_cw_initialization,
4685 inline_memory_move_cost, ix86_pad_returns,
4686 ix86_reorg): Replace optimize_size checks.
4688 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
4690 * rtl.h (simplify_subreg_regno): Declare.
4691 * rtlanal.c (simplify_subreg_regno): New function, split out from...
4692 * simplify-rtx.c (simplify_subreg): ...here.
4693 * reload.c (find_reloads): Use simplify_subreg_regno instead of
4694 subreg_offset_representable_p.
4696 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4699 * c-typeck.c (convert_for_assignment): Give a note describing what
4700 was passed and what was expected.
4702 2008-08-28 Joey Ye <joey.ye@intel.com>
4704 * doc/extend.texi: Document AVX built-in functions.
4705 * doc/invoke.texi: Document -mavx.
4707 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
4708 Joey Ye <joey.ye@intel.com>
4709 Xuepeng Guo <xuepeng.guo@intel.com>
4711 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
4713 * config/i386/cpuid.h (bit_FMA): New.
4714 (bit_XSAVE): Likewise.
4715 (bit_OSXSAVE): Likewise.
4716 (bit_AVX): Likewise.
4718 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
4719 define. Use ASM_OUTPUT_AVX_PREFIX.
4721 * config/i386/gmmintrin.h: New.
4723 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
4724 (OPTION_MASK_ISA_AVX_SET): New.
4725 (OPTION_MASK_ISA_FMA_SET): Likewise.
4726 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
4727 (OPTION_MASK_ISA_FMA_SET): Likewise.
4728 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
4729 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
4730 (pta_flags): Add PTA_AVX and PTA_FMA.
4731 (override_options): Handle PTA_AVX and PTA_FMA.
4732 (init_cumulative_args): Handle warn_avx.
4733 (classify_argument): Return 0 for COImode and OImode. Return
4734 1 and X86_64_AVX_CLASS for 256bit vector types.
4735 (examine_argument): Handle X86_64_AVX_CLASS.
4736 (construct_container): Likewise.
4737 (function_arg_advance_32): Pass OImode and 256bit vector types
4739 (function_arg_advance_64): Take a new argument to indicate if a
4740 parameter is named. Handle 256bit vector types. Return
4741 immediately for unnamed 256bit vector mode parameters.
4742 (function_arg_advance): Updated.
4743 (function_arg_32): Add comments for TImode. Handle OImode
4744 and 256bit vector types.
4745 (function_arg_64): Take a new argument to indicate if a
4746 parameter is named. Handle 256bit vector types. Return NULL
4747 for unnamed 256bit vector mode parameters.
4748 (function_arg): Updated.
4749 (setup_incoming_varargs_64): Support
4750 AVX encoding for *sse_prologue_save_insn.
4751 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
4752 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
4753 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
4754 enabled, otherwise return -3.
4755 (standard_sse_constant_opcode): Handle AVX and 256bit vector
4757 (print_reg): Support AVX registers. Handle 'x' and 't'.
4758 Handle 'd' to duplicate the operand.
4759 (print_operand): Likewise. Also support AVX vector compare
4761 (output_387_binary_op): Support AVX.
4762 (output_fp_compare): Likewise.
4763 (ix86_expand_vector_move_misalign): Likewise.
4764 (ix86_attr_length_vex_default): New.
4765 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
4766 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
4767 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
4768 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
4769 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
4770 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
4771 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
4772 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
4773 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
4774 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
4775 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
4776 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
4777 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
4778 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
4779 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
4780 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
4781 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
4782 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
4783 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
4784 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
4785 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
4786 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
4787 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
4788 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
4789 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
4790 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
4791 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
4792 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
4793 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
4794 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
4795 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
4796 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
4797 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
4798 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
4799 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
4800 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
4801 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
4802 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
4803 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
4804 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
4805 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
4806 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
4807 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
4808 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
4809 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
4810 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
4811 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
4812 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
4813 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
4814 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
4815 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
4816 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
4817 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
4818 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
4819 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
4820 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
4821 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
4822 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
4823 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
4824 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
4825 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
4826 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
4827 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
4828 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
4829 and IX86_BUILTIN_MOVMSKPS256,
4830 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
4831 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
4832 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
4833 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
4834 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
4835 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
4836 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
4837 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
4838 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
4839 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
4840 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
4841 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
4842 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
4843 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
4844 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
4845 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
4846 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
4847 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
4848 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
4849 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
4850 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
4851 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
4852 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
4853 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
4854 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
4855 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
4856 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
4857 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
4858 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
4859 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
4860 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
4861 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
4862 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
4863 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
4864 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
4865 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
4866 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
4867 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
4868 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
4869 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
4870 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
4871 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
4872 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
4873 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
4874 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
4875 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
4876 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
4877 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
4878 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
4879 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
4880 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
4881 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
4882 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
4883 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
4884 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
4885 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
4886 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
4887 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
4889 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
4890 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
4891 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
4892 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
4893 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
4894 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
4895 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
4896 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
4897 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
4898 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
4899 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
4900 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
4901 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
4902 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
4903 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
4904 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
4905 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
4906 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
4907 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
4908 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
4909 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
4910 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
4911 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
4912 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
4913 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
4914 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
4915 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
4916 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
4917 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
4918 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
4919 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
4920 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
4921 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
4922 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
4923 IX86_BUILTIN_MOVMSKPS256.
4924 (ix86_init_mmx_sse_builtins): Support AVX builtins.
4925 (ix86_expand_args_builtin): Likewise.
4926 (ix86_expand_special_args_builtin): Likewise.
4927 (ix86_hard_regno_mode_ok): Handle AVX modes.
4928 (ix86_expand_vector_init_duplicate): Likewise.
4929 (ix86_expand_vector_init_one_nonzero): Likewise.
4930 (ix86_expand_vector_init_one_var): Likewise.
4931 (ix86_expand_vector_init_concat): Likewise.
4932 (ix86_expand_vector_init_general): Likewise.
4933 (ix86_expand_vector_set): Likewise.
4934 (ix86_vector_mode_supported_p): Likewise.
4935 (x86_extended_reg_mentioned_p): Check INSN_P before using
4938 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
4939 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
4941 * config/i386/i386.h (TARGET_AVX): New.
4942 (TARGET_FMA): Likewise.
4943 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
4944 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
4945 (VALID_AVX256_REG_MODE): New.
4946 (AVX256_VEC_FLOAT_MODE_P): Likewise.
4947 (AVX_FLOAT_MODE_P): Likewise.
4948 (AVX128_VEC_FLOAT_MODE_P): Likewise.
4949 (AVX256_VEC_FLOAT_MODE_P): Likewise.
4950 (AVX_VEC_FLOAT_MODE_P): Likewise.
4951 (ASM_OUTPUT_AVX_PREFIX): Likewise.
4952 (ASM_OUTPUT_OPCODE): Likewise.
4953 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
4955 (SSE_REG_MODE_P): Allow 256bit vector modes.
4956 (ix86_args): Add a warn_avx field.
4958 * config/i386/i386.md (UNSPEC_PCMP): New.
4959 (UNSPEC_VPERMIL): Likewise.
4960 (UNSPEC_VPERMIL2): Likewise.
4961 (UNSPEC_VPERMIL2F128): Likewise.
4962 (UNSPEC_MASKLOAD): Likewise.
4963 (UNSPEC_MASKSTORE): Likewise.
4964 (UNSPEC_CAST): Likewise.
4965 (UNSPEC_VTESTP): Likewise.
4966 (UNSPECV_VZEROALL): Likewise.
4967 (UNSPECV_VZEROUPPER): Likewise.
4968 (XMM0_REG): Likewise.
4969 (XMM1_REG): Likewise.
4970 (XMM2_REG): Likewise.
4971 (XMM3_REG): Likewise.
4972 (XMM4_REG): Likewise.
4973 (XMM5_REG): Likewise.
4974 (XMM6_REG): Likewise.
4975 (XMM8_REG): Likewise.
4976 (XMM9_REG): Likewise.
4977 (XMM10_REG): Likewise.
4978 (XMM11_REG): Likewise.
4979 (XMM12_REG): Likewise.
4980 (XMM13_REG): Likewise.
4981 (XMM14_REG): Likewise.
4982 (XMM15_REG): Likewise.
4984 (prefix_vex_imm8): Likewise.
4985 (prefix_vex_w): Likewise.
4986 (length_vex): Likewise.
4989 (*avx_ashlti3): Likewise.
4990 (*avx_lshrti3): Likewise.
4991 (*avx_setcc<mode>): Likewise.
4992 (*fop_<mode>_comm_mixed_avx): Likewise.
4993 (*fop_<mode>_comm_avx): Likewise.
4994 (*fop_<mode>_1_mixed_avx): Likewise.
4995 (*fop_<mode>_1_avx): Likewise.
4996 (*avx_<code><mode>3): Likewise.
4997 (*avx_ieee_smin<mode>3): Likewise.
4998 (*avx_ieee_smax<mode>3): Likewise.
4999 (mode): Add OI, V8SF and V4DF.
5000 (length): Support VEX prefix.
5001 (*cmpfp_i_mixed): Set prefix attribute.
5002 (*cmpfp_i_sse): Likewise.
5003 (*cmpfp_iu_mixed): Likewise.
5004 (*cmpfp_iu_sse): Likewise.
5005 (*movsi_1): Support AVX.
5006 (*movdi_2): Likewise.
5007 (*movdi_1_rex64): Likewise.
5008 (*movti_internal): Likewise.
5009 (*movti_rex64): Likewise.
5010 (*movsf_1): Likewise.
5011 (*movdf_nointeger): Likewise.
5012 (*movdf_integer_rex64): Likewise.
5013 (*movtf_internal): Likewise.
5014 (zero_extendsidi2_32): Likewise.
5015 (zero_extendsidi2_rex64): Likewise.
5016 (*extendsfdf2_mixed): Likewise.
5017 (*extendsfdf2_sse): Likewise.
5018 (*truncdfsf_fast_mixed): Likewise.
5019 (*truncdfsf_fast_sse): Likewise.
5020 (*truncdfsf_mixed): Likewise.
5021 (fix_trunc<mode>di_sse): Likewise.
5022 (fix_trunc<mode>si_sse): Likewise.
5023 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
5024 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
5025 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
5026 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
5027 (*rcpsf2_sse): Likewise.
5028 (*rsqrtsf2_sse): Likewise.
5029 (*sqrt<mode>2_sse): Likewise.
5030 (sse4_1_round<mode>2): Likewise.
5031 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
5032 Support AVX. Set length attribute properly for AVX.
5034 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
5035 (VECTOR_MODES (FLOAT, 32)): Likewise.
5036 (VECTOR_MODE (INT, DI, 8)): Likewise.
5037 (VECTOR_MODE (INT, HI, 32)): Likewise.
5038 (VECTOR_MODE (INT, QI, 64)): Likewise.
5039 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
5040 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
5041 (VECTOR_MODE (INT, DI, 4)): Removed.
5042 (VECTOR_MODE (INT, SI, 8)): Likewise.
5043 (VECTOR_MODE (INT, HI, 16)): Likewise.
5044 (VECTOR_MODE (INT, QI, 32)): Likewise.
5045 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
5046 (INT_MODE (OI, 32)): Likewise.
5048 * config/i386/i386.opt (mavx): New.
5051 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
5053 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
5054 (*mov<mode>_internal_avx): New.
5055 (*movv2sf_internal_rex64_avx): Likewise.
5056 (*movv2sf_internal_avx): Likewise.
5058 * config/i386/predicates.md (const_4_to_5_operand): New.
5059 (const_6_to_7_operand): Likewise.
5060 (const_8_to_11_operand): Likewise.
5061 (const_12_to_15_operand): Likewise.
5062 (avx_comparison_float_operator): Likewise.
5064 * config/i386/sse.md (AVX256MODEI): New.
5065 (AVX256MODE): Likewise.
5066 (AVXMODEQI): Likewise.
5067 (AVXMODE): Likewise.
5068 (AVX256MODEF2P): Likewise.
5069 (AVX256MODE2P): Likewise.
5070 (AVX256MODE4P): Likewise.
5071 (AVX256MODE8P): Likewise.
5072 (AVXMODEF2P): Likewise.
5073 (AVXMODEF4P): Likewise.
5074 (AVXMODEDCVTDQ2PS): Likewise.
5075 (AVXMODEDCVTPS2DQ): Likewise.
5076 (avxvecmode): Likewise.
5077 (avxvecpsmode): Likewise.
5078 (avxhalfvecmode): Likewise.
5079 (avxscalarmode): Likewise.
5080 (avxcvtvecmode): Likewise.
5081 (avxpermvecmode): Likewise.
5082 (avxmodesuffixf2c): Likewise.
5083 (avxmodesuffixp): Likewise.
5084 (avxmodesuffixs): Likewise.
5085 (avxmodesuffix): Likewise.
5086 (vpermilbits): Likewise.
5087 (pinsrbits): Likewise.
5088 (mov<mode>): Likewise.
5089 (*mov<mode>_internal): Likewise.
5090 (push<mode>1): Likewise.
5091 (movmisalign<mode>): Likewise.
5092 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5093 (avx_movdqu<avxmodesuffix>): Likewise.
5094 (avx_lddqu<avxmodesuffix>): Likewise.
5095 (<plusminus_insn><mode>3): Likewise.
5096 (*avx_<plusminus_insn><mode>3): Likewise.
5097 (*avx_vm<plusminus_insn><mode>3): Likewise.
5098 (mul<mode>3): Likewise.
5099 (*avx_mul<mode>3): Likewise.
5100 (*avx_vmmul<mode>3): Likewise.
5101 (divv8sf3): Likewise.
5102 (divv4df3): Likewise.
5103 (avx_div<mode>3): Likewise.
5104 (*avx_div<mode>3): Likewise.
5105 (*avx_vmdiv<mode>3): Likewise.
5106 (avx_rcpv8sf2): Likewise.
5107 (*avx_vmrcpv4sf2): Likewise.
5108 (sqrtv8sf2): Likewise.
5109 (avx_sqrtv8sf2): Likewise.
5110 (*avx_vmsqrt<mode>2): Likewise.
5111 (rsqrtv8sf2): Likewise.
5112 (avx_rsqrtv8sf2): Likewise.
5113 (*avx_vmrsqrtv4sf2): Likewise.
5114 (<code><mode>3): Likewise.
5115 (*avx_<code><mode>3_finite): Likewise.
5116 (*avx_<code><mode>3): Likewise.
5117 (*avx_vm<code><mode>3): Likewise.
5118 (*avx_ieee_smin<mode>3): Likewise.
5119 (*avx_ieee_smax<mode>3): Likewise.
5120 (avx_addsubv8sf3): Likewise.
5121 (avx_addsubv4df3): Likewise.
5122 (*avx_addsubv4sf3): Likewise.
5123 (*avx_addsubv2df3): Likewise.
5124 (avx_h<plusminus_insn>v4df3): Likewise.
5125 (avx_h<plusminus_insn>v8sf3): Likewise.
5126 (*avx_h<plusminus_insn>v4sf3): Likewise.
5127 (*avx_h<plusminus_insn>v2df3): Likewise.
5128 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
5129 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
5130 (*avx_maskcmp<mode>3): Likewise.
5131 (avx_nand<mode>3): Likewise.
5132 (*avx_<code><mode>3): Likewise.
5133 (*avx_nand<mode>3): Likewise.
5134 (*avx_<code><mode>3): Likewise.
5135 (*avx_cvtsi2ss): Likewise.
5136 (*avx_cvtsi2ssq): Likewise.
5137 (*avx_cvtsi2sd): Likewise.
5138 (*avx_cvtsi2sdq): Likewise.
5139 (*avx_cvtsd2ss): Likewise.
5140 (avx_cvtss2sd): Likewise.
5141 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
5142 (avx_cvtps2dq<avxmodesuffix>): Likewise.
5143 (avx_cvttps2dq<avxmodesuffix>): Likewise.
5144 (*avx_cvtsi2sd): Likewise.
5145 (*avx_cvtsi2sdq): Likewise.
5146 (avx_cvtdq2pd256): Likewise.
5147 (avx_cvtpd2dq256): Likewise.
5148 (avx_cvttpd2dq256): Likewise.
5149 (*avx_cvtsd2ss): Likewise.
5150 (*avx_cvtss2sd): Likewise.
5151 (avx_cvtpd2ps256): Likewise.
5152 (avx_cvtps2pd256): Likewise.
5153 (*avx_movhlps): Likewise.
5154 (*avx_movlhps): Likewise.
5155 (avx_unpckhps256): Likewise.
5156 (*avx_unpckhps): Likewise.
5157 (avx_unpcklps256): Likewise.
5158 (*avx_unpcklps): Likewise.
5159 (avx_movshdup256): Likewise.
5160 (avx_movsldup256): Likewise.
5161 (avx_shufps256): Likewise.
5162 (avx_shufps256_1): Likewise.
5163 (*avx_shufps_<mode>): Likewise.
5164 (*avx_loadhps): Likewise.
5165 (*avx_storelps): Likewise.
5166 (*avx_loadlps): Likewise.
5167 (*avx_movss): Likewise.
5168 (*vec_dupv4sf_avx): Likewise.
5169 (*vec_concatv2sf_avx): Likewise.
5170 (*vec_concatv4sf_avx): Likewise.
5171 (*vec_setv4sf_0_avx): Likewise.
5172 (*vec_setv4sf_avx): Likewise.
5173 (*avx_insertps): Likewise.
5174 (avx_vextractf128<mode>): Likewise.
5175 (vec_extract_lo_<mode>): Likewise.
5176 (vec_extract_hi_<mode>): Likewise.
5177 (vec_extract_lo_<mode>): Likewise.
5178 (vec_extract_hi_<mode>): Likewise.
5179 (vec_extract_lo_v16hi): Likewise.
5180 (vec_extract_hi_v16hi): Likewise.
5181 (vec_extract_lo_v32qi): Likewise.
5182 (vec_extract_hi_v32qi): Likewise.
5183 (avx_unpckhpd256): Likewise.
5184 (*avx_unpckhpd): Likewise.
5185 (avx_movddup256): Likewise.
5186 (*avx_movddup): Likewise.
5187 (avx_unpcklpd256): Likewise.
5188 (*avx_unpcklpd): Likewise.
5189 (avx_shufpd256): Likewise.
5190 (avx_shufpd256_1): Likewise.
5191 (*avx_punpckhqdq): Likewise.
5192 (*avx_punpcklqdq): Likewise.
5193 (*avx_shufpd_<mode>): Likewise.
5194 (*avx_storehpd): Likewise.
5195 (*avx_loadhpd): Likewise.
5196 (*avx_loadlpd): Likewise.
5197 (*avx_movsd): Likewise.
5198 (*vec_concatv2df_avx): Likewise.
5199 (*avx_<plusminus_insn><mode>3): Likewise.
5200 (*avx_<plusminus_insn><mode>3): Likewise.
5201 (*avx_mulv8hi3): Likewise.
5202 (*avxv8hi3_highpart): Likewise.
5203 (*avx_umulv8hi3_highpart): Likewise.
5204 (*avx_umulv2siv2di3): Likewise.
5205 (*avx_mulv2siv2di3): Likewise.
5206 (*avx_pmaddwd): Likewise.
5207 (*avx_mulv4si3): Likewise.
5208 (*avx_ashr<mode>3): Likewise.
5209 (*avx_lshr<mode>3): Likewise.
5210 (*avx_ashl<mode>3): Likewise.
5211 (*avx_<code><mode>3): Likewise.
5212 (*avx_eq<mode>3): Likewise.
5213 (*avx_gt<mode>3): Likewise.
5214 (*avx_nand<mode>3): Likewise.
5215 (*avx_nand<mode>3): Likewise.
5216 (*avx_<code><mode>3): Likewise.
5217 (*avx_<code><mode>3): Likewise.
5218 (*avx_packsswb): Likewise.
5219 (*avx_packssdw): Likewise.
5220 (*avx_packuswb): Likewise.
5221 (*avx_punpckhbw): Likewise.
5222 (*avx_punpcklbw): Likewise.
5223 (*avx_punpckhwd): Likewise.
5224 (*avx_punpcklwd): Likewise.
5225 (*avx_punpckhdq): Likewise.
5226 (*avx_punpckldq): Likewise.
5227 (*avx_pinsr<avxmodesuffixs>): Likewise.
5228 (*avx_pinsrq): Likewise.
5229 (*avx_loadld): Likewise.
5230 (*vec_extractv2di_1_rex64_avx): Likewise.
5231 (*vec_extractv2di_1_avx): Likewise.
5232 (*vec_dupv2di_avx): Likewise.
5233 (*vec_concatv2si_avx): Likewise.
5234 (*vec_concatv4si_1_avx): Likewise.
5235 (*vec_concatv2di_avx): Likewise.
5236 (*vec_concatv2di_rex64_avx): Likewise.
5237 (*avx_uavgv16qi3): Likewise.
5238 (*avx_uavgv8hi3): Likewise.
5239 (*avx_psadbw): Likewise.
5240 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
5241 (*avx_phaddwv8hi3): Likewise.
5242 (*avx_phadddv4si3): Likewise.
5243 (*avx_phaddswv8hi3): Likewise.
5244 (*avx_phsubwv8hi3): Likewise.
5245 (*avx_phsubdv4si3): Likewise.
5246 (*avx_phsubswv8hi3): Likewise.
5247 (*avx_pmaddubsw128): Likewise.
5248 (*avx_pmulhrswv8hi3): Likewise.
5249 (*avx_pshufbv16qi3): Likewise.
5250 (*avx_psign<mode>3): Likewise.
5251 (*avx_palignrti): Likewise.
5252 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5253 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5254 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5255 (*avx_mpsadbw): Likewise.
5256 (*avx_packusdw): Likewise.
5257 (*avx_pblendvb): Likewise.
5258 (*avx_pblendw): Likewise.
5259 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5260 (avx_ptest256): Likewise.
5261 (avx_roundp<avxmodesuffixf2c>256): Likewise.
5262 (*avx_rounds<ssemodesuffixf2c>): Likewise.
5263 (*avx_aesenc): Likewise.
5264 (*avx_aesenclast): Likewise.
5265 (*avx_aesdec): Likewise.
5266 (*avx_aesdeclast): Likewise.
5267 (avx_vzeroupper): Likewise.
5268 (avx_vzeroupper_rex64): Likewise.
5269 (avx_vpermil<mode>): Likewise.
5270 (avx_vpermilvar<mode>3): Likewise.
5271 (avx_vpermil2<mode>3): Likewise.
5272 (avx_vperm2f128<mode>3): Likewise.
5273 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5274 (avx_vbroadcastss256): Likewise.
5275 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
5276 (avx_vinsertf128<mode>): Likewise.
5277 (vec_set_lo_<mode>): Likewise.
5278 (vec_set_hi_<mode>): Likewise.
5279 (vec_set_lo_<mode>): Likewise.
5280 (vec_set_hi_<mode>): Likewise.
5281 (vec_set_lo_v16hi): Likewise.
5282 (vec_set_hi_v16hi): Likewise.
5283 (vec_set_lo_v32qi): Likewise.
5284 (vec_set_hi_v32qi): Likewise.
5285 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5286 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5287 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
5288 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
5289 (vec_init<mode>): Likewise.
5290 (*vec_concat<mode>_avx): Likewise.
5291 (blendbits): Support V8SF and V4DF.
5292 (sse2_movq128): Support AVX.
5293 (<sse>_movnt<mode>): Likewise.
5294 (sse2_movntv2di): Likewise.
5295 (sse_rcpv4sf2): Likewise.
5296 (sse_sqrtv4sf2): Likewise.
5297 (sse_rsqrtv4sf2): Likewise.
5298 (<sse>_comi): Likewise.
5299 (<sse>_ucomi): Likewise.
5300 (sse_cvtss2si): Likewise.
5301 (sse_cvtss2si_2): Likewise.
5302 (sse_cvtss2siq): Likewise.
5303 (sse_cvtss2siq_2): Likewise.
5304 (sse_cvttss2si): Likewise.
5305 (sse_cvttss2siq): Likewise.
5306 (sse2_cvtsd2si): Likewise.
5307 (sse2_cvtsd2si_2): Likewise.
5308 (sse2_cvtsd2siq): Likewise.
5309 (sse2_cvtsd2siq_2): Likewise.
5310 (sse2_cvttsd2si): Likewise.
5311 (sse2_cvttsd2siq): Likewise.
5312 (sse2_cvtdq2pd): Likewise.
5313 (*sse2_cvtpd2dq): Likewise.
5314 (*sse2_cvttpd2dq): Likewise.
5315 (*sse2_cvtpd2ps): Likewise.
5316 (sse2_cvtps2pd): Likewise.
5317 (sse3_movshdup): Likewise.
5318 (sse3_movsldup): Likewise.
5319 (sse_storehps): Likewise.
5320 (*sse4_1_extractps): Likewise.
5321 (sse2_storelpd): Likewise.
5322 (vec_dupv2df_sse3): Likewise.
5323 (*vec_concatv2df_sse3): Likewise.
5324 (*sse4_1_pextrb): Likewise.
5325 (*sse4_1_pextrb_memory): Likewise.
5326 (*sse2_pextrw): Likewise.
5327 (*sse4_1_pextrw_memory): Likewise.
5328 (*sse4_1_pextrd): Likewise.
5329 (*sse4_1_pextrq): Likewise.
5330 (sse2_pshufd_1): Likewise.
5331 (sse2_pshuflw_1): Likewise.
5332 (sse2_pshufhw_1): Likewise.
5333 (*sse2_storeq_rex64): Likewise.
5334 (*vec_dupv4si): Likewise.
5335 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
5336 (sse2_pmovmskb): Likewise.
5337 (*sse2_maskmovdqu): Likewise.
5338 (*sse2_maskmovdqu_rex64): Likewise.
5339 (sse_ldmxcsr): Likewise.
5340 (sse_stmxcsr): Likewise.
5341 (abs<mode>2): Likewise.
5342 (sse4_1_movntdqa): Likewise.
5343 (sse4_1_phminposuw): Likewise.
5344 (sse4_1_extendv8qiv8hi2): Likewise.
5345 (*sse4_1_extendv8qiv8hi2): Likewise.
5346 (sse4_1_extendv4qiv4si2): Likewise.
5347 (*sse4_1_extendv4qiv4si2): Likewise.
5348 (sse4_1_extendv2qiv2di2): Likewise.
5349 (*sse4_1_extendv2qiv2di2): Likewise.
5350 (sse4_1_extendv4hiv4si2): Likewise.
5351 (*sse4_1_extendv4hiv4si2): Likewise.
5352 (sse4_1_extendv2hiv2di2): Likewise.
5353 (*sse4_1_extendv2hiv2di2): Likewise.
5354 (sse4_1_extendv2siv2di2): Likewise.
5355 (*sse4_1_extendv2siv2di2): Likewise.
5356 (sse4_1_zero_extendv8qiv8hi2): Likewise.
5357 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
5358 (sse4_1_zero_extendv4qiv4si2): Likewise.
5359 (*sse4_1_zero_extendv4qiv4si2): Likewise.
5360 (sse4_1_zero_extendv2qiv2di2): Likewise.
5361 (*sse4_1_zero_extendv2qiv2di2): Likewise.
5362 (sse4_1_zero_extendv4hiv4si2): Likewise.
5363 (*sse4_1_zero_extendv4hiv4si2): Likewise.
5364 (sse4_1_zero_extendv2hiv2di2): Likewise.
5365 (*sse4_1_zero_extendv2hiv2di2): Likewise.
5366 (sse4_1_zero_extendv2siv2di2): Likewise.
5367 (*sse4_1_zero_extendv2siv2di2): Likewise.
5368 (sse4_1_ptest): Likewise.
5369 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
5370 (sse4_2_pcmpestri): Likewise.
5371 (sse4_2_pcmpestrm): Likewise.
5372 (sse4_2_pcmpistri): Likewise.
5373 (sse4_2_pcmpistrm): Likewise.
5375 (aeskeygenassist): Likewise.
5377 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
5379 * config/i386/predicates.md (vzeroall_operation): New.
5381 * config/i386/sse.md (avx_vzeroall): New.
5382 (*avx_vzeroall): Likewise.
5384 2008-08-28 Paul Brook <paul@codesourcery.com>
5385 Mark Shinwell <shinwell@codesourcery.com>
5386 Richard Earnshaw <richard.earnshaw@arm.com>
5388 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
5389 (TARGET_MIN_ANCHOR_OFFSET): New.
5390 (arm_override_options): Set correct anchor ranges for Thumb-1
5391 and Thumb-2 if required.
5392 (legitimize_pic_address): Handle case involving a TLS symbol
5393 reference with an addend.
5394 (arm_optimization_options): Enable section anchors at -O1 and
5396 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
5397 * config/arm/arm-protos.h (arm_optimization_options): New.
5399 2008-08-28 Nick Clifton <nickc@redhat.com>
5401 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
5402 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
5405 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
5406 * config/v850/v850.md (return): Remove frame size restriction.
5408 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
5410 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
5412 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
5414 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
5416 2008-08-28 Paul Brook <paul@codesourcery.com>
5418 * config/arm/vfp11.md: Update license notice.
5419 * config/arm/cortex-r4.md: Ditto.
5421 2008-08-28 Richard Guenther <rguenther@suse.de>
5423 PR tree-optimization/37207
5424 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
5427 2008-08-28 Dodji Seketeli <dodji@redhat.com>
5430 * tree.c (int_fits_type_p): Don't forget unsigned integers
5431 of type sizetype which higher end word equals -1.
5433 2008-08-28 Ira Rosen <irar@il.ibm.com>
5435 * target.h (struct vectorize): Add new target builtin.
5436 * tree-vectorizer.c (destroy_loop_vec_info): Call
5437 vect_free_slp_instance instead of vect_free_slp_node.
5438 * tree-vectorizer.h (enum slp_load_perm_type): New.
5439 (struct _slp_instance): Add new fields.
5440 (SLP_INSTANCE_LOAD_PERMUTATION): New.
5441 (SLP_INSTANCE_LOADS): New.
5442 (vect_free_slp_tree): Remove.
5443 (vect_free_slp_instance): Declare.
5444 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
5445 (vectorizable_load): Add argument.
5446 (vect_transform_slp_perm_load): New.
5447 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
5449 (vect_get_place_in_interleaving_chain): New function.
5450 (vect_free_slp_tree): Make static.
5451 (vect_free_slp_instance): New function.
5452 (vect_build_slp_tree): Add new arguments. Allow load permutations and
5453 collect the load location in the interleaving chain.
5454 (vect_supported_slp_permutation_p): New function.
5455 (vect_supported_load_permutation_p): Likewise.
5456 (vect_analyze_slp_instance): In case of loads permutation, call
5457 vect_supported_load_permutation_p to check that the permutation is
5459 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
5460 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
5461 (vect_create_mask_and_perm): New function.
5462 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
5463 (vectorizable_load): Add an argument. Don't keep the created vectors
5464 statements in the node if permutation is required. Call
5465 vect_transform_slp_perm_load to generate the permutation.
5466 (vect_transform_stmt): Add new argument. Call vectorizable_load with
5467 additional argument.
5468 (vect_schedule_slp_instance): In case of loads permutation, allocate
5469 vectorized statements structure for all the related SLP nodes. Call
5470 vect_transform_stmt with addditional argument.
5471 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
5472 * config/spu/spu.c (spu_builtin_vec_perm): New.
5473 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
5474 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
5475 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
5476 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
5478 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
5480 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
5481 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
5482 __gthread_cond_signal, __gthread_cond_timedwait,
5483 __gthread_cond_timedwait_recursive): New functions.
5484 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
5486 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
5489 2008-08-28 Richard Guenther <rguenther@suse.de>
5492 * fold-const.c (maybe_canonicalize_comparison_1): Require
5493 undefined overflow only for canonicalizing A +- CST cmp CST.
5494 Make sure to not generate new constants that are not inside
5495 their TYPE_MIN/MAX_VALUE range.
5496 (maybe_canonicalize_comparison): Remove undefined overflow
5498 (fold_binary): Remove now duplicate folding.
5500 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
5502 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
5503 use not updated in the last change.
5505 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
5507 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
5508 (IRA_COVER_CLASSES): Add FPUL_REGS.
5510 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5513 * c-common.c (conversion_warning): Check for null operands.
5515 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5518 * c-decl.c (check_for_loop_decls): Improve error message. Give
5521 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5524 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
5525 (convert_for_assignment): Pass corrent OPT_W* parameter to
5526 WARN_FOR_ASSIGNMENT.
5528 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
5531 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
5533 2008-08-27 Paul Brook <paul@codesourcery.com>
5535 * config.gcc: Loosen checks for arm uclinux eabi targets.
5537 2008-08-27 Paul Brook <paul@codesourcery.com>
5539 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
5541 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
5543 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
5545 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
5546 the enumerators of an ENUMERAL_TYPE.
5547 * dbxout.c (dbxout_type): Ditto.
5549 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
5552 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
5553 (fwprop_addr): Check that the loop_father is not the outer loop.
5555 2008-08-26 Paul Brook <paul@codesourcery.com>
5557 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
5558 Remove documentation entry for fmul type.
5559 Use fmuls to annotate single-precision multiplication patterns,
5560 fmuld to annotate double-precision multiplication patterns,
5561 fmacs to annotate single-precision multiply-accumulate patterns
5562 and fmacd to annotate double-precision multiply-accumulate patterns.
5563 * config/arm/vfp11.md: Update reservations accordingly.
5564 * config/arm/arm.md: Note that certain values of the "type"
5565 attribute are documented in vfp.md.
5566 * config/arm/arm1020e.md: Remove out of date duplicate comment.
5567 (v10_cvt): Use new fmul types.
5569 2008-08-26 Paul Brook <paul@codesourcery.com>
5571 * config/arm/vfp.md: Move pipeline description for VFP11 to...
5572 * config/arm/vfp11.md: ...here. New.
5573 * config/arm/arm.md: Include vfp11.md.
5575 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
5577 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
5578 parameter to inform call.
5580 2008-08-26 Jeff Law <law@redhat.com>
5582 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
5583 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
5584 preferred class when copying a constant into a partial word register.
5586 2008-08-26 Ben Elliston <bje@au.ibm.com>
5588 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
5589 * cp/typeck.c: Likewise.
5590 * cp/tree.c: Likewise.
5591 * gimple-low.c: Likewise.
5594 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
5596 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
5597 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
5599 * doc/passes.texi: Describe IRA.
5601 * doc/tm.texi (IRA_COVER_CLASSES,
5602 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
5604 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
5605 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
5606 -fira-propagate-cost, -fno-ira-share-save-slots,
5607 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
5609 * flags.h (ira_algorithm): New enumeration.
5610 (flag_ira_algorithm, flag_ira_verbose): New external variable
5613 * postreload.c (gate_handle_postreload): Don't do post reload
5614 optimizations unless the reload is completed.
5616 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
5619 * tree-pass.h (pass_ira): New external variable declaration.
5621 * reload.h: Add 2008 to the Copyright.
5623 * cfgloopanal.c: Include params.h.
5624 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
5627 * params.h (IRA_MAX_LOOPS_NUM): New macro.
5629 * toplev.c (ira.h): New include.
5630 (flag_ira_algorithm, flag_ira_verbose): New external variables.
5631 (backend_init_target): Call ira_init.
5632 (backend_init): Call ira_init_once.
5633 (finalize): Call finish_ira_once.
5635 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
5636 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
5639 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
5640 may_move_out_cost): New external variable declarations.
5641 (move_table): New typedef.
5643 * caller-save.c: Include headers output.h and ira.h.
5644 (no_caller_save_reg_set): New global variable.
5645 (save_slots_num, save_slots): New variables.
5646 (reg_save_code, reg_restore_code, add_stored_regs): Add
5648 (init_caller_save): Set up no_caller_save_reg_set.
5649 (init_save_areas): Reset save_slots_num.
5650 (saved_hard_reg): New structure.
5651 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
5652 (initiate_saved_hard_regs, new_saved_hard_reg,
5653 finish_saved_hard_regs, saved_hard_reg_compare_func): New
5655 (setup_save_areas): Add code for sharing stack slots.
5656 (all_blocks): New variable.
5657 (save_call_clobbered_regs): Process pseudo-register too.
5658 (mark_set_regs): Process pseudo-register too.
5659 (insert_one_insn): Put the insn after bb note in a empty basic
5660 block. Add insn check.
5662 * global.c (eliminable_regset): Make it external.
5663 (mark_elimination): Use DF_LR_IN for IRA.
5664 (pseudo_for_reload_consideration_p): New.
5665 (build_insn_chain): Make it external. Don't ignore spilled
5666 pseudos for IRA. Use pseudo_for_reload_consideration_p.
5667 (gate_handle_global_alloc): New function.
5668 (pass_global_alloc): Add the gate function.
5670 * opts.c (decode_options): Set up flag_ira. Print the warning for
5672 (common_handle_option): Process -fira-algorithm and -fira-verbose.
5674 * timevar.def (TV_IRA, TV_RELOAD): New passes.
5676 * regmove.c (regmove_optimize): Don't do replacement of output for
5679 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
5680 New external variable declarations.
5682 * local-alloc.c (update_equiv_regs): Make it external. Return
5683 true if jump label rebuilding should be done. Rescan new_insn for
5685 (gate_handle_local_alloc): New function.
5686 (pass_local_alloc): Add the gate function.
5688 * alias.c (value_addr_p, stack_addr_p): New functions.
5689 (nonoverlapping_memrefs_p): Use them for IRA.
5691 * common.opt (fira, fira-algorithm, fira-coalesce,
5692 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
5693 fira-verbose): New options.
5695 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
5696 move_cost, may_move_in_cost, may_move_out_cost): Make the
5698 (move_table): Remove typedef.
5699 (init_move_cost): Make it external.
5700 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
5703 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
5704 setup_reg_classes): New function prototypes.
5705 (eliminable_regset): New external variable declaration.
5706 (build_insn_chain, update_equiv_regs): New function prototypes.
5708 * Makefile.in (IRA_INT_H): New definition.
5709 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
5710 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
5711 (reload1.o, toplev.o): Add dependence on ira.h.
5712 (cfgloopanal.o): Add PARAMS_H.
5713 (caller-save.o): Add dependence on output.h and ira.h.
5714 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
5715 ira-emit.o, ira-lives.o): New entries.
5717 * passes.c (pass_ira): New pass.
5719 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
5721 * reload1.c (ira.h): Include the header.
5722 (changed_allocation_pseudos): New bitmap.
5723 (init_reload): Initiate the bitmap.
5724 (compute_use_by_pseudos): Permits spilled registers in FROM.
5725 (temp_pseudo_reg_arr): New variable.
5726 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
5727 IRA. Call alter_reg with the additional parameter. Don't clear
5728 spilled_pseudos for IRA. Restore original insn chain for IRA.
5729 Clear changed_allocation_pseudos at the end of reload.
5730 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
5731 (hard_regno_to_pseudo_regno): New variable.
5732 (count_pseudo): Check spilled pseudos. Set up
5733 hard_regno_to_pseudo_regno.
5734 (count_spilled_pseudo): Check spilled pseudos. Update
5735 hard_regno_to_pseudo_regno.
5736 (find_reg): Use better_spill_reload_regno_p. Check
5737 hard_regno_to_pseudo_regno.
5738 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
5740 (eliminate_regs_1): Use additional parameter for alter_reg.
5741 (finish_spills): Set up pseudo_previous_regs only for spilled
5742 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
5743 more arguments. Don't clear live_throughout and dead_or_set for
5744 spilled pseudos. Use additional parameter for alter_reg. Call
5745 mark_allocation_change. Set up changed_allocation_pseudos.
5746 Remove sanity check.
5747 (emit_input_reload_insns, delete_output_reload): Use additional
5748 parameter for alter_reg. Call mark_allocation_change.
5749 (substitute, gen_reload_chain_without_interm_reg_p): New
5751 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
5753 * testsuite/gcc.dg/20080410-1.c: New file.
5755 * config/s390/s390.h (IRA_COVER_CLASSES,
5756 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
5758 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
5760 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
5762 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
5764 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
5766 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
5768 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
5770 2008-08-24 Jeff Law <law@redhat.com>
5771 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
5772 when ignoring unavailable registers.
5774 2008-08-24 Jeff Law <law@redhat.com>
5775 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
5776 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
5777 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
5778 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
5780 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
5781 * ira-build.c (allocno_range_compare_func): Stabilize sort.
5783 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
5784 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
5785 * reload1.c (find_reg): Process registers in register allocation order.
5787 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
5788 * toplev.c (backend_init_target): Move ira_init call from
5790 (lang_dependent_init_target): ...to here.
5792 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
5793 * ira.c (setup_class_subset_and_memory_move_costs): Don't
5794 calculate memory move costs for NO_REGS.
5796 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
5797 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
5798 STACK_REGS is defined.
5800 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
5801 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
5803 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
5804 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
5806 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
5807 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
5808 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
5811 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
5812 Dorit Nuzman <dorit@il.ibm.com>
5814 * gcc/config/spu/spu.md (vec_extract_evenv4si,
5815 vec_extract_evenv4sf, vec_extract_evenv8hi,
5816 vec_extract_evenv16qi, vec_extract_oddv4si,
5817 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
5818 vec_interleave_highv4sf, vec_interleave_lowv4sf,
5819 vec_interleave_highv4si, vec_interleave_lowv4si,
5820 vec_interleave_highv8hi, vec_interleave_lowv8hi,
5821 vec_interleave_highv16qi, vec_interleave_lowv16qi,
5822 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
5824 2008-08-25 Janis Johnson <janis187@us.ibm.com>
5827 * config/rs6000/rs6000.c (optimization_options): Don't default to
5828 section anchors without toplevel reorder.
5830 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5832 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
5833 (mfc_end_critical_section): Likewise.
5835 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5837 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
5838 all type qualifiers from element type to vector type.
5840 2008-08-25 David Daney <ddaney@avtrex.com>
5842 * config/mips/mips.md (immediate_insn): Move up in file, fix
5843 comment typo, reformat.
5844 (fetchop_bit, atomic_hiqi_op memory_barrier,
5845 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
5846 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
5847 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
5848 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
5849 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
5850 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
5851 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
5852 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
5853 sync_old_nand<mode>, sync_new_nand<mode>,
5854 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
5855 test_and_set_12): Moved to sync.md.
5857 * config/mips/sync.md: New file.
5859 2008-08-25 Richard Henderson <rth@redhat.com>
5861 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
5862 (regsave): Likewise.
5863 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
5864 (output_cfi_directive): Likewise.
5865 (div_data_align): New.
5866 (output_cfi): Use it.
5868 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
5870 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
5871 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
5872 (TARGET_OCTEON): New macro.
5873 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
5874 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
5875 (ISA_HAS_POP): New macro.
5876 * config/mips/driver-native.c (host_detect_local_cpu): Handle
5878 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
5880 * config/mips/mips.md (cpu): Add octeon.
5881 (type): Add pop attribute value.
5882 (popcount<mode>2): New pattern.
5883 * doc/invoke.texi (-march=@var{arch}): Add octeon.
5885 2008-08-24 Jan Hubicka <jh@suse.cz>
5887 * doc/invoke.texi (-fipa-cp-clone): New option.
5888 (-fipa-cp): Update docs.
5889 (--param ipcp-unit-growth):New.
5890 * ipa-cp.c: Include fibheap.h, params.h
5891 (ipcp_initialize_node_lattices): When not cloning, all externally
5892 visible functions are bottom.
5893 (ipcp_need_redirect_p): Accept clones.
5894 (ipcp_insert_stage): Use cost driven heuristics.
5895 (max_count, dead_nodes): New static vars.
5896 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
5897 ipcp_const_param_count): New functions.
5898 * common.opt (ipa-cp-clone): New command line option.
5899 * params.def (ipcp-unit-growth): New.
5901 2008-08-24 Jan Hubicka <jh@suse.cz>
5903 * tree-inline.c (tree_function_versioning): Look harder
5904 for referenced vars.
5906 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
5908 PR tree-optimization/37185
5909 * matrix-reorg.c (transform_access_sites): Update changed stmt.
5911 2008-08-23 Jan Hubicka <jh@suse.cz>
5913 * ipa-cp.c (ipcp_analyze_node): New function.
5914 (ipcp_update_cloned_node): Use it.
5915 (ipcp_init_stage): Likewise.
5916 * ipa-inline.c (function_insertion_hook_holder): New static var.
5917 (analyze_function): Break out from ....
5918 (inline_generate_summary): Here; register insertion hook.
5919 (cgraph_decide_inlining): Remove hook.
5920 (add_new_function): New function.
5922 2008-08-23 Jan Hubicka <jh@suse.cz>
5924 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
5926 2008-08-23 Jan Hubicka <jh@suse.cz>
5928 * ipa-cp.c (constant_val_insert): Remove.
5929 (ipcp_propagate_one_const): Remove.
5930 (ipcp_create_replace_map): Always insert replacements to the map.
5931 (ipcp_insert_stage): Do not try to insert statements by hand.
5932 * tree-inline.c (insert_init_stmt): Break out from ...
5933 (setup_one_parameter): ... here; allow NULL BB pointer.
5934 (tree_function_versioning): Use setup_one_parameter to process
5937 2008-08-23 Jan Hubicka <jh@suse.cz>
5939 * tree.c (decl_address_ip_invariant_p): New function.
5940 * tree.h (decl_address_ip_invariant_p): Declare.
5941 * gimple.c (strip_invariant_refs): Break out from ...
5942 (is_gimple_invariant_address): ... here
5943 (is_gimple_ip_invariant_address): New function.
5944 (is_gimple_ip_invariant): New function.
5945 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
5948 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
5949 (ipcp_lat_is_insertable): All constants are insertable.
5950 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
5951 IPA_CONST_VALUE_REF.
5952 (ipcp_initialize_node_lattices): Propagate all types of operands.
5953 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
5954 (ipcp_create_replace_map): Reformat.
5955 (ipcp_need_redirect_p): Simplify.
5956 (ipcp_insert_stage): Check that argument is used before clonning.
5957 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
5959 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
5960 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
5961 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
5962 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
5963 (jump_func_type): Remove IPA_CONST_VALUE_REF.
5964 * tree-inline.c (tree_function_versioning): Add variables referenced
5967 2008-08-23 Jan Hubicka <jh@suse.cz>
5970 * i386.c (standard_80387_constant_p): Use optimize_size.
5972 2008-08-23 Ira Rosen <irar@il.ibm.com>
5974 PR tree-optimization/37161
5975 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
5976 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
5977 (vect_determine_vectorization_factor): Move the scalar type
5978 retrieval to vect_get_smallest_scalar_type.
5979 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
5980 scalar type. Remove redundant computation.
5981 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
5982 (vect_get_slp_defs): Take the type of RHS into account if
5983 necessary by calling vect_get_smallest_scalar_type. Call
5984 vect_get_constant_vectors with additional argument.
5986 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5989 * doc/invoke.texi (Wwrite-strings): Clarify description.
5991 2008-08-23 Ira Rosen <irar@il.ibm.com>
5993 PR tree-optimization/37174
5994 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
5995 def stmt is a part of the loop before accessing its stmt_vec_info.
5997 2008-08-22 Anatoly Sokolov <aesok@post.ru>
6000 * config/avr/avr.md (UNSPEC_SWAP): New constants.
6001 (*swap): New insn pattern.
6002 (*ashlqi3): Rename from ashlqi3 insn pattern.
6003 (ashlqi3): New expanders.
6004 (*lshrqi3): Rename from lshrqi3 insn pattern.
6005 (lshrqi3): New expanders.
6006 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
6007 lshrqi3_const5, lshrqi3_const6): New splitters.
6008 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
6009 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
6012 2008-08-22 Richard Guenther <rguenther@suse.de>
6014 PR tree-optimization/37078
6015 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
6016 [+INF, +INF] ranges.
6018 2008-08-22 Richard Guenther <rguenther@suse.de>
6020 PR tree-optimization/37143
6021 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
6022 a conversion statement instead of a copy.
6024 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
6027 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
6028 CCCmode, CCOmode and CCSmode destination modes.
6031 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
6032 from different units in a single alternative.
6033 (*vec_extractv2sf_1): Ditto.
6034 (*vec_extractv2si_0): Ditto.
6035 (*vec_extractv2si_1): Ditto.
6036 * config/i386/sse.md (sse2_storehpd): Ditto.
6037 (sse2_storelpd): Ditto.
6038 (sse2_loadhpd): Ditto.
6039 (sse2_loadlpd): Ditto.
6042 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
6043 (popcountsi2): Ditto.
6044 (clzdi2_abm): Ditto.
6045 (popcountdi2): Ditto.
6046 (clzhi2_abm): Ditto.
6047 (popcounthi2): Ditto.
6049 2008-08-22 Richard Guenther <rguenther@suse.de>
6053 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
6054 if the multiplication does not overflow.
6056 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
6058 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
6060 2008-08-21 Richard Henderson <rth@redhat.com>
6062 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
6063 spurrious comma from test.
6064 * configure: Rebuild.
6066 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6069 * builtins.c (fold_builtin_next_arg): Add warning about undefined
6072 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
6074 * c-tree.h (grokfield): New argument.
6075 * c-decl.c (grokfield): Handle new location argument.
6076 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
6078 2008-08-21 Richard Guenther <rguenther@suse.de>
6080 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
6082 2008-08-21 Jan Hubicka <jh@suse.cz>
6084 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
6085 (cgraph_add_function_insertion_hook,
6086 cgraph_remove_function_insertion_hook,
6087 cgraph_call_function_insertion_hooks): New functions.
6088 * cgraph.h (cgraph_add_function_insertion_hook,
6089 cgraph_remove_function_insertion_hook,
6090 cgraph_call_function_insertion_hooks): Declare.
6091 * ipa-reference.c (function_insertion_hook_holder): New variable.
6092 (check_operand, look_for_address_of): When checking late, do not care
6093 about module bitmaps.
6094 (add_new_function): New function.
6095 (generate_summary): Register hooks; zero module bitmaps.
6096 (propagate): Unregister hooks.
6097 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
6098 (add_new_function): New function.
6099 (generate_summary): Register hook.
6100 (propagate): Remove hook.
6102 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
6104 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
6105 * ipa-cp.c (ipcp_update_cloned_node): New function.
6106 (build_const_val): Handle functions correctly; bring type logic
6107 into sync with tree-inline.c
6108 (ipcp_init_stage): Take care of computing stuff needed by
6109 indirect inlining; update clones.
6110 (ipcp_generate_summary): Break out of ipcp_driver.
6111 (ipcp_driver): Do only execution and transformation.
6112 (pass_ipa_cp): Make IPA_PASS.
6113 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
6115 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
6116 ipcp, some info is already available.
6117 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
6118 * tree-inline.c (remap_ssa_name): Unshare expression.
6120 2008-08-21 Richard Guenther <rguenther@suse.de>
6122 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
6123 a PHI ask VN if it is already available.
6124 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
6125 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
6127 2008-08-21 Richard Guenther <rguenther@suse.de>
6130 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
6131 makes sure to produce a result of the correct type.
6133 2008-08-21 Jan Hubicka <jh@suse.cz>
6134 Backport from LTO branch:
6136 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
6137 Jan Hubicka <jh@suse.cz>
6140 (init_state, finish_state, set_function_state, generate_summary):
6142 (scan_stmt): Renamed from scan_function. Changed to keep state in
6143 local static vars rather than cgraph aux field.
6144 (propagate): Renamed from static_execute. Changed to keep state in
6145 local static vars rather than cgraph aux field.
6146 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
6147 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
6149 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
6151 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
6152 * ipa-reference.c (init_function_info, generate_summary,
6153 propagate): New functions.
6154 (analyze_function): Call init_function_info.
6155 (static_execute): Stripped into generate_summary and propagate.
6156 (pass_ipa_reference): Made into ipa_opt_pass.
6158 2008-08-21 Richard Guenther <rguenther@suse.de>
6160 PR tree-optimization/37181
6161 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
6163 (extract_range_from_unary_expr): Likewise.
6165 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6167 * diagnostic.c (pedwarn_at): Rename as pedwarn.
6169 * toplev.h (pedwarn_at): Likewise.
6170 * builtins.c: Update all calls to pedwarn.
6171 * c-lex.c: Likewise.
6172 * toplev.c: Likewise.
6173 * c-tree.h: Likewise.
6174 * c-decl.c: Likewise.
6175 * c-errors.c: Likewise.
6176 * c-typeck.c: Likewise.
6177 * c-common.c: Likewise.
6178 * c-parser.c: Likewise.
6180 2008-08-20 Joseph Myers <joseph@codesourcery.com>
6183 * config/sparc/sparc.c (function_arg_slotno): Handle structure
6184 with MODE_VECTOR_INT mode.
6186 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6189 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
6190 initialized outside the current module.
6191 (warn_uninitialized_var): Ignore left-hand side when walking the
6192 trees. Ignore address expressions. Examine VUSE operands in gimple
6193 statements with a variable declaration on the right-hand side.
6195 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
6198 * rtlanal.c (subreg_offset_representable_p): Revert last change.
6200 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6203 * c-common.c (conversion_warning): Do not warn if applying bit-and
6204 operator to unsigned constant that fits in the target type.
6206 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6209 * c-common.c (conversion_warning): Do not warn for artificial
6212 2008-08-20 Richard Guenther <rguenther@suse.de>
6214 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
6215 (extract_range_from_binary_expr): Fall back to constant propagation.
6216 (extract_range_from_unary_expr): Likewise.
6218 2008-08-20 Richard Guenther <rguenther@suse.de>
6220 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
6221 with TREE_THIS_VOLATILE on shared nodes.
6222 (fold_stmt_r): Likewise.
6224 2008-08-20 Jakub Jelinek <jakub@redhat.com>
6227 * c-parser.c (c_parser_attributes): For keywords use canonical
6228 spelling for attr_name.
6230 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6232 * value-prof.c (check_counter): Revert wrong call to error.
6234 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6236 * profile.c: Update calls to inform.
6237 * value-prof.c: Update calls to inform.
6239 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6241 * diagnostic.c (inform): Add an explicit location_t parameter.
6242 * toplev.h (inform): Update declaration.
6243 * builtins.c: Update all calls to inform.
6244 * c-common.c: Likewise.
6245 * c-decl.c: Likewise.
6246 * c-opts.c: Likewise.
6247 * c-pch.c: Likewise.
6248 * c-pragma.c: Likewise.
6249 * c-typeck.c: Likewise.
6250 * coverage.c: Likewise.
6252 * toplev.c: Likewise.
6253 * tree-cfg.c: Likewise.
6254 * tree-ssa.c: Likewise.
6256 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
6259 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
6260 V2DI mode, for SSE4.1, use movq instead of vector set if the
6261 second element is zero and inter-unit moves are OK.
6263 2008-08-20 Richard Guenther <rguenther@suse.de>
6265 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
6266 properly handle conversion/copy chains after tuplification.
6268 2008-08-20 Richard Guenther <rguenther@suse.de>
6270 * passes.c (init_optimization_passes): Move the second
6271 forwprop pass before alias computation. Remove the second
6272 DCE pass. Remove the first dominator and phi copy/const
6275 2008-08-20 Nick Clifton <nickc@redhat.com>
6277 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
6278 support of this feature. Do not assume that a sufficiently new
6279 assembler will support the feature regardless of the target type.
6280 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
6281 * configure: Regenerate.
6283 2008-08-20 Richard Guenther <rguenther@suse.de>
6285 * tree-vrp.c (found_in_subgraph): Remove.
6286 (live): New global static.
6287 (live_on_edge): New function.
6288 (blocks_visited): Remove.
6289 (register_edge_assert_for_2): Use live_on_edge.
6290 (find_conditional_asserts): Remove code dealing with
6291 found_in_subgraph. Do not walk the CFG.
6292 (find_switch_asserts): Likewise.
6293 (find_assert_locations_1): Renamed from find_assert_locations.
6294 Move finding assert locations for conditional and switch
6295 statements first. Update live bitmap. Do not walk the CFG.
6296 (find_assert_locations): New function.
6297 (insert_range_assertions): Remove entry of CFG walk.
6298 Adjust call to find_assert_locations.
6299 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
6300 that only can appear because of fake exit edges but assert we
6301 never try to insert on those.
6302 (fini_pre): Do not remove fake exit edges here...
6303 (execute_pre): ...but here, before committing edge inserts.
6305 2008-08-19 Richard Guenther <rguenther@suse.de>
6307 * passes.c (init_optimization_passes): Exchange store-ccp
6310 2008-08-19 Rafael EspÃndola <espindola@google.com>
6312 * varasm.c (weak_decls): Move earlier in the file.
6313 (assemble_external): Add weak decls to the weak_decls list.
6314 (declare_weak): Don't add decls to the weak_decls list.
6316 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
6319 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
6320 before (sse2_shufpd_<mode>).
6322 2008-08-19 Jakub Jelinek <jakub@redhat.com>
6325 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
6326 * tree.c (block_nonartificial_location): Likewise.
6328 2008-08-19 Richard Guenther <rguenther@suse.de>
6330 PR tree-optimization/35972
6331 PR tree-optimization/23094
6332 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
6334 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
6335 handle MISALIGNED_INDIRECT_REF.
6336 (get_ref_from_reference_ops): New helper.
6337 (vn_reference_lookup_pieces): Walk the use-def chain using the
6338 alias-oracle if requested.
6339 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
6340 walking the use-def chain.
6341 (compute_avail): But not here.
6342 (create_component_ref_by_pieces_1): Properly handle
6343 MISALIGNED_INDIRECT_REF.
6344 (do_regular_insertion): Handle fully redundant
6345 expressions after PHI-translation also for SSA_NAME values, not
6346 only constants. Correctly use edoubleprime for that.
6348 2008-08-19 Ira Rosen <irar@il.ibm.com>
6350 * tree-vectorizer.c (supportable_widening_operation): Support
6351 multi-step conversion, return the number of steps in such conversion
6352 and the required intermediate types.
6353 (supportable_narrowing_operation): Likewise.
6354 * tree-vectorizer.h (vect_pow2): New function.
6355 (supportable_widening_operation): Change argument types.
6356 (supportable_narrowing_operation): Likewise.
6357 (vectorizable_type_promotion): Add an argument.
6358 (vectorizable_type_demotion): Likewise.
6359 * tree-vect-analyze.c (vect_analyze_operations): Call
6360 vectorizable_type_promotion and vectorizable_type_demotion with
6361 additional argument.
6362 (vect_get_and_check_slp_defs): Detect patterns.
6363 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
6365 (vect_analyze_slp_instance): Don't fail in case of multiple types.
6366 Call vect_build_slp_tree with correct arguments. Calculate unrolling
6367 factor according to the smallest type in the loop.
6368 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
6369 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
6370 supportable_widening_operation with correct arguments.
6371 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
6372 operands lists according to the number of vector statements in left
6373 or right node, if exists.
6374 (vect_gen_widened_results_half): Remove unused argument.
6375 (vectorizable_conversion): Call supportable_widening_operation,
6376 supportable_narrowing_operation, and vect_gen_widened_results_half
6377 with correct arguments.
6378 (vectorizable_assignment): Change documentation, support multiple
6380 (vectorizable_operation): Likewise.
6381 (vect_get_loop_based_defs): New function.
6382 (vect_create_vectorized_demotion_stmts): Likewise.
6383 (vectorizable_type_demotion): Support loop-aware SLP and general
6384 multi-step conversion. Call vect_get_loop_based_defs and
6385 vect_create_vectorized_demotion_stmts for transformation.
6386 (vect_create_vectorized_promotion_stmts): New function.
6387 (vectorizable_type_promotion): Support loop-aware SLP and general
6388 multi-step conversion. Call vect_create_vectorized_promotion_stmts
6390 (vectorizable_store): Change documentation, support multiple
6392 (vectorizable_load): Likewise.
6393 (vect_transform_stmt): Pass SLP_NODE to
6394 vectorizable_type_promotion and vectorizable_type_demotion.
6395 (vect_schedule_slp_instance): Move here the calculation of number
6396 of vectorized statements for each node from...
6397 (vect_schedule_slp): ... here.
6398 (vect_transform_loop): Call vect_schedule_slp without the last
6401 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
6404 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
6405 to == in assert statement.
6406 (vectorizable_reduction): Fix typo.
6408 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
6411 * value-prof.c (check_counter): Dereference pointer to overall
6412 count when printing it.
6414 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
6416 * profile.h: Really add it.
6418 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
6420 * mcf.c: Really add it.
6422 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
6423 Vinodha Ramasamy <vinodha@google.com>
6425 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
6427 * value-prof.c (check_counter): Fix the counter if
6428 flag_profile_correction is true.
6429 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
6430 tree_mod_subtract_transform):
6431 Follow check_counter parameter change.
6432 * common.opt (fprofile-correction): New option.
6434 * profile.h: Likewise.
6435 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
6436 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
6437 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
6439 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
6440 flag_profile_correction is set.
6442 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
6444 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
6446 2008-08-18 Tomas Bily <tbily@suse.cz>
6448 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
6449 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
6451 * tree-data-ref.c (split_constant_offset_1): Likewise.
6452 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
6453 * tree-sra.c (sra_walk_expr): Likewise.
6454 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
6455 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
6456 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
6457 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
6459 * gimple.c (gimple_assign_unary_nop_p): Likewise.
6460 * tree-vect-transform.c (vectorizable_type_demotion)
6461 (vectorizable_type_promotion): Likewise.
6462 * tree-inline.c (expand_call_inline):
6463 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
6464 (forward_propagate_addr_expr_1, forward_propagate_comparison)
6465 (tree_ssa_forward_propagate_single_use_vars): Likewise.
6466 * expr.c (expand_expr_real_1): Likewise.
6467 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
6468 (gimple_assign_unary_useless_conversion_p): Likewise.
6469 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
6470 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
6471 * fold-const.c (fold_unary): Likewise.
6472 * tree.h (CONVERT_EXPR_P): Likewise.
6473 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
6474 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
6476 (register_edge_assert_for_2, extract_range_from_unary_expr)
6477 (register_edge_assert_for_1): Likewise.
6479 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6481 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
6482 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
6483 (enum real_value_const): Delete.
6484 (get_real_const): Delete.
6485 * real.c (get_real_const): Delete.
6486 (dconst_e_ptr): Define.
6487 (dconst_third_ptr): Define.
6488 (dconst_sqrt2_ptr): Define.
6489 * builtins.c: Update all callers.
6491 2008-08-18 Richard Guenther <rguenther@suse.de>
6493 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
6494 statement iterator after statement removal.
6496 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
6498 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
6499 (detect_processor_freebsd): Likewise.
6500 (host_detect_local_cpu): Call newly added functions for FreeBSD.
6502 2008-08-18 Richard Guenther <rguenther@suse.de>
6504 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
6505 and loads have the correct types.
6507 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6510 * c-opts.c (cpp_opts): Remove static.
6511 * c-parser.c (cpp_opts): Declare it extern.
6512 (disable_extension_diagnostics): Handle cpp options.
6513 (enable_extension_diagnostics): Likewise.
6515 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6517 * diagnostics.c (permerror_at): Rename as permerror.
6518 (permerror): Delete.
6519 * toplev.h: Likewise.
6521 2008-08-18 Richard Guenther <rguenther@suse.de>
6523 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
6524 sdse1 and addressables2 passes. Replace dce1 with cddce1.
6525 Move call_cdce before build_alias. Move copyrename2,
6526 cunrolli and ccp2 beafore build_alias. Re-add addressable2
6527 right after final inlining.
6528 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
6529 (pass_build_cfg): But instead via TODO_dump_func.
6531 2008-08-18 Richard Guenther <rguenther@suse.de>
6533 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
6535 (scalarize_init): If we failed to generate some initializers
6536 do not generate zeros for not instantiated members. Instead
6537 rely on the copy out.
6538 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
6539 about missing flow-sensitive alias info only if we have
6542 2008-08-17 Nick Clifton <nickc@redhat.com>
6544 * doc/extend.texi (Function Attributes): Fix typo in description
6545 if hot function attribute.
6547 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
6548 Richard Sandiford <rdsandiford@googlemail.com>
6550 * doc/install.texi (--with-mips-plt): Document.
6551 * doc/invoke.texi (-mplt, -mno-plt): Document.
6552 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
6553 and handle ${with_mips_plt}.
6554 * config/mips/mips.opt (mplt): New option.
6555 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
6556 (TARGET_ABICALLS_PIC2): Likewise.
6557 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
6558 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
6559 (ASM_SPEC): Use !mabi=* instead of !mabi*.
6560 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
6561 to decide whether to output ".option picX" directives.
6562 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
6563 Pass -call_nonpic rather than -KPIC for -mplt.
6564 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
6565 on the command line. Also remove it when -mabi=64 is used without
6567 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
6568 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
6569 TARGET_ABICALLS_PIC0.
6570 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
6572 (mips16_build_function_stub): Only output ".option pic" directives
6573 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
6574 (mips16_build_call_stub): Fix comment and remove redundant
6575 ".set at"/"set .noat" directives.
6576 (mips_function_rodata_section): Use the default behaviour for
6577 TARGET_ABSOLUTE_ABICALLS.
6578 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
6579 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
6580 (mips_restore_gp): Do nothing if the current function doesn't use
6582 (mips_expand_prologue): Only save $gp if the current function uses it.
6583 Use a normal move for TARGET_ABICALLS_PIC0.
6584 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
6586 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
6588 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
6589 of function when handling GLOBAL_POINTER_REGNUM.
6591 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
6594 * common.opt (-fstack-check): Do not declare the variable here.
6595 (-fstack-check=): New option variant.
6596 * doc/invoke.texi (Code Gen Options): Document it.
6597 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
6598 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
6599 (STACK_CHECK_STATIC_BUILTIN): New macro.
6600 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
6601 * opts.c: Include expr.h.
6602 (common_handle_option) <OPT_fold_stack_check_>: New case.
6603 <OPT_fstack_check>: Likewise.
6604 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
6605 consistently in the test for variable-sized types. Adjust for
6606 new behaviour of flag_stack_check.
6607 * explow.c: Include except.h.
6608 (allocate_dynamic_stack_space): Do not take into account
6609 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
6610 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
6611 for variable-sized parameters. Treat all parameters whose size is
6612 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
6613 stack checking is enabled.
6614 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
6615 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
6616 if generic stack checking is enabled.
6617 (expand_function_end): Adjust for new behaviour of flag_stack_check.
6618 * reload1.c (reload): Likewise.
6619 * stmt.c (expand_decl): Assert that all automatic variables have
6620 fixed size at this point and remove dead code.
6621 * flags.h (stack_check_type): New enumeration type.
6622 (flag_stack_check): Declare.
6623 * toplev.c (flag_stack_check): New global variable.
6624 * Makefile.in (opts.o): Add dependency on EXPR_H.
6625 (explow.o): Add dependency on except.h.
6627 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
6629 * config/avr/avr.c (avr_override_options): Reduce value of
6630 PARAM_INLINE_CALL_COST.
6632 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
6634 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
6635 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
6636 lieu of TYPE_MODE (type) throughout.
6638 2008-08-15 Joseph Myers <joseph@codesourcery.com>
6640 * config/arm/arm.c (add_minipool_backward_ref): Check for
6641 8-byte-aligned entries in second case of forcing insertion after a
6642 particular entry. Change third case to avoid inserting
6643 non-8-byte-aligned entries before 8-byte-aligned ones.
6645 2008-08-15 Richard Guenther <rguenther@suse.de>
6647 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
6648 strip components for unknown size accesses.
6650 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
6652 * config/s390/2097.md New file.
6653 * config/s390/s390.md ("z10prop" attribute): Define none,
6654 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
6655 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
6656 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
6657 possible values and apply them to insns as appropriate.
6658 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
6659 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
6660 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
6661 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
6662 ("bfp" mode attribute): Removed. Every occurence replaced
6664 * config/s390/s390.c (struct "z10_cost"): Updated entries.
6665 * config/s390/2084.md (insn_reservation "x_itof"): Updated
6668 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6671 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
6674 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
6676 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
6677 additional argument. Support reduction when duplication is needed due
6678 to data-types of different sizes in the loop.
6679 (get_initial_def_for_induction): Fix printout.
6680 (vect_get_vec_def_for_stmt_copy): Support case where the
6681 vec_stmt_for_operand is a phi node.
6682 (vectorizable_reduction): Support reduction when duplication is needed
6683 due to data-types of different sizes in the loop.
6684 (vectorizable_call): Remove restriction to not vectorize in case we
6685 have data-types of different sizes in the loop.
6686 (vectorizable_conversion): Likewise.
6687 (vectorizable_operation): Likewise.
6688 (vectorizable_type_demotion): Likewise.
6689 (vectorizable_type_promotion): Likewise.
6690 (vectorizable_induction): Add restriction to not vectorize in case
6691 we have data-types of different sizes in the loop.
6693 2008-08-14 Christophe Saout <christophe@saout.de>
6694 Uros Bizjak <ubizjak@gmail.com>
6697 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
6698 (*vec_concatv2di_rex64_sse4_1): Ditto.
6699 (*vec_concatv2di_rex64_sse): Ditto.
6701 2008-08-14 Jakub Jelinek <jakub@redhat.com>
6704 * fold-const.c (fold_widened_comparison): Do not allow
6705 sign changes that change the result even if shorter type
6706 is wider than arg1_unw's type.
6708 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
6710 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
6711 Skip if the multilib testing specifies -march that does not
6712 agree with the one specified in the testcase.
6714 2008-08-13 Joseph Myers <joseph@codesourcery.com>
6716 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
6717 zero extend SImode values being converted to TFmode before passing
6720 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6722 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
6723 __PPU__ when targeting the Cell/B.E. PPU processor.
6725 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
6727 * gimple.h (gimple_call_set_chain): Accept SSA variables.
6728 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
6729 Rematerialize the static chain, if any.
6730 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
6733 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
6735 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
6736 (new_loc_descr): Likewise.
6737 (add_loc_descr): Likewise.
6738 (size_of_loc_descr): Likewise.
6739 (size_of_locs): Likewise.
6740 (output_loc_operands): Likewise.
6741 (output_loc_sequence): Likewise.
6742 (new_reg_loc_descr): New.
6743 (build_cfa_loc): Use it.
6744 (build_cfa_aligned_loc): Likewise.
6745 (one_reg_loc_descriptor): Likewise.
6746 (based_loc_descr): Likewise.
6748 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6751 * doc/invoke.texi (Wmain): Update.
6752 * c-decl.c (start_decl): warn_main is only 0 or 1.
6753 (start_function): Likewise. Fix formatting.
6754 (finish_function): Delete redundant warning.
6755 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
6756 * c-opts (c_common_handle_option): -Wall only has effect if
6757 warn_main is uninitialized. OPT_Wmain is automatically
6758 handled. -pedantic also enables Wmain.
6759 (c_common_post_options): Handle all logic for Wmain here.
6760 * c-common.c (warn_main): Delete.
6761 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
6762 * c-common.h (warn_main): Delete.
6764 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
6767 * expr.c (emit_group_store): Allocate stack temp with the
6768 largest alignment when copying from register to stack.
6770 2008-08-13 Richard Guenther <rguenther@suse.de>
6772 * tree.h (maybe_fold_offset_to_address): Declare.
6773 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
6774 (ccp_fold): Handle pointer conversions the same as fold_stmt.
6775 Likewise for POINTER_PLUS_EXPR.
6776 (maybe_fold_offset_to_reference): Enable disabled code.
6777 (maybe_fold_offset_to_address): New function.
6778 (fold_stmt_r): Use it.
6779 (fold_gimple_assign): Likewise.
6780 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
6781 (gimplify_expr): Likewise.
6783 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6785 * toplev.h (pedwarn_at): Fix declaration.
6787 2008-08-13 Joseph Myers <joseph@codesourcery.com>
6789 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
6790 LINK_SPEC): Use %R in -Y P argument.
6792 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6795 * diagnostic.c (pedwarn_at): New.
6796 * toplev.h (pedwarn_at): Declare.
6797 * c-tree.h (build_enumerator): Update declaration.
6798 * c-decl.c (finish_enum): Update comment.
6799 (build_enumerator): Take a location parameter. Give a pedwarn but do
6800 not perform any conversion.
6801 * c-parser.c (c_parser_enum_specifier): Set correct location for
6804 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6807 * c-common.c (conversion_warning): Use a switch. Ignore boolean
6808 expressions except for conversions to signed:1 bitfields. Handle
6809 COND_EXPR with constant operands.
6811 2008-08-13 Richard Guenther <rguenther@suse.de>
6813 PR tree-optimization/15255
6814 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
6815 (struct oecount_s): New struct and VEC types.
6817 (oecount_hash): New function.
6818 (oecount_eq): Likewise.
6819 (oecount_cmp): Likewise.
6820 (zero_one_operation): New function.
6821 (build_and_add_sum): Likewise.
6822 (undistribute_ops_list): Perform un-distribution of multiplication
6823 and division on the chain of summands.
6824 (should_break_up_subtract): Also break up subtracts for factors.
6825 (reassociate_bb): Delete dead visited statements.
6826 Call undistribute_ops_list. Re-sort and optimize if it did something.
6827 * passes.c (init_optimization_passes): Move DSE before
6829 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
6832 2008-08-12 Janis Johnson <janis187@us.ibm.com>
6834 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
6836 * doc/invoke.texi: Revert unintended checkin.
6838 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
6841 * gcc.c (include_spec_function): Tweak call to find_a_file.
6843 2008-08-12 Jakub Jelinek <jakub@redhat.com>
6846 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
6847 and TRUTH_ORIF_EXPR.
6848 * dojump.c (do_jump): Likewise.
6850 PR tree-optimization/37084
6851 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
6852 if id->regimplify, don't assume stmt is a cast assignment.
6854 2008-08-12 Anatoly Sokolov <aesok@post.ru>
6856 * final.c (final_scan_insn): Use app_enable/app_disable functions.
6858 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6861 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
6864 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6866 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
6867 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
6869 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
6870 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
6871 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
6872 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
6873 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
6875 * doc/tm.texi (Storage Layout): Remove documentation for
6876 TARGET_FLOAT_FORMAT.
6878 * simplify-rtx.c (simplify_binary_operation_1): Replace
6879 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
6881 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6883 * real.h (struct real_format): New member has_sign_dependent_rounding.
6884 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
6885 spu_single_format, ieee_double_format, mips_double_format,
6886 motorola_double_format, ieee_extended_motorola_format,
6887 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
6888 ieee_extended_intel_96_round_53_format, ibm_extended_format,
6889 mips_extended_format, ieee_quad_format, mips_quad_format,
6890 vax_f_format, vax_d_format, vax_g_format): Initialize it.
6891 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
6893 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
6894 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
6895 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
6896 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
6897 (ROUND_TOWARDS_ZERO): Likewise.
6899 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
6900 (FLOAT_MODE_FORMAT): New macro.
6901 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
6902 (MODE_COMPOSITE_P): ... this new macro.
6903 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
6904 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
6905 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
6907 * flags.h: Include "real.h".
6909 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
6910 REAL_MODE_FORMAT_COMPOSITE_P.
6911 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
6913 * doc/tm.texi (Storage Layout): Remove documentation of
6914 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
6915 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
6916 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
6917 they only apply to libgcc2.a.
6919 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6921 * config/spu/float_disf.c: New file.
6922 * config/spu/float_unsdisf.c: New file.
6923 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
6924 (LIB2FUNCS_EXCLUDE): Define.
6926 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6927 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6929 * real.h (struct real_format): New member round_towards_zero.
6930 * real.c (round_for_format): Respect fmt->round_towards_zero.
6931 (ieee_single_format, mips_single_format, motorola_single_format,
6932 spu_single_format, ieee_double_format, mips_double_format,
6933 motorola_double_format, ieee_extended_motorola_format,
6934 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
6935 ieee_extended_intel_96_round_53_format, ibm_extended_format,
6936 mips_extended_format, ieee_quad_format, mips_quad_format,
6937 vax_f_format, vax_d_format, vax_g_format): Initialize it.
6938 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
6940 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
6941 real_format to choose rounding mode when calling MPFR functions.
6942 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
6943 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
6945 * real.h (real_to_decimal_for_mode): Add prototype.
6946 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
6947 Respect target rounding mode when generating decimal representation.
6948 (real_to_decimal): New stub for backwards compatibility.
6949 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
6950 real_to_decimal_for_mode instead of real_to_decimal.
6952 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
6954 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6955 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6957 * real.c (spu_single_format): New variable.
6958 * real.h (spu_single_format): Declare.
6960 * config/spu/spu.c (spu_override_options): Install SFmode format.
6961 (spu_split_immediate): Use integer mode to operate on pieces of
6962 floating-point values in all cases.
6964 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
6965 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
6966 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
6968 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6970 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
6972 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6974 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
6976 2008-08-12 Jakub Jelinek <jakub@redhat.com>
6979 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
6980 on the VAR_DECL instead of TYPE_READONLY on its type.
6982 2008-08-12 Ira Rosen <irar@il.ibm.com>
6984 * tree-vectorizer.c: Depend on langhooks.h.
6985 (supportable_widening_operation): Add two arguments. Support double
6987 (supportable_narrowing_operation): Likewise.
6988 * tree-vectorizer.h (supportable_widening_operation): Add two
6990 (supportable_narrowing_operation): Likewise.
6991 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
6992 supportable_widening_operation with correct arguments.
6993 * tree-vect-transform.c (vectorizable_conversion): Likewise.
6994 (vectorizable_type_demotion): Support double type conversions.
6995 (vectorizable_type_promotion): Likewise.
6996 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
6998 2008-08-11 Michael Matz <matz@suse.de>
7000 * i386/i386.c (override_options): Move initialisation from
7001 flag_schedule_insns_after_reload to here from ...
7002 (optimization_options): ... here.
7004 2008-08-11 Jakub Jelinek <jakub@redhat.com>
7006 PR rtl-optimization/36998
7007 * dwarf2out.c (compute_barrier_args_size_1,
7008 compute_barrier_args_size): Temporarily remove assertions.
7010 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7013 * tree-ssa.c (struct walk_data): Add new flag
7014 warn_possibly_uninitialized.
7015 (warn_uninitialized_var): Use it.
7016 (warn_uninitialized_vars): New.
7017 (execute_early_warn_uninitialized): Call it.
7018 (execute_late_warn_uninitialized): Likewise.
7020 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7023 * reload1.c (gen_reload): Guard calls to get_secondary_mem
7026 2008-08-09 Jan Hubicka <jh@suse.cz>
7029 * optabs.c (maybe_emit_unop_insn): Remove produced code if
7031 (expand_fix): Be prepared for expansion to fail.
7032 (expand_sfix_optab): Remove instructions if expansion failed.
7034 2008-08-09 Anatoly Sokolov <aesok@post.ru>
7036 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
7038 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
7039 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7041 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7043 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
7044 mips/t-libgcc-mips16 to tmake_file.
7045 * config/mips/mips-protos.h (mips_call_type): New enum.
7046 (mips_pic_base_register, mips_got_load): Declare.
7047 (mips_restore_gp): Take an rtx argument.
7048 (mips_use_pic_fn_addr_reg_p): Declare.
7049 (mips_expand_call): Replace the sibcall_p argument with
7050 a mips_call_type argument. Add a lazy_p parameter.
7051 (mips_split_call): Declare.
7052 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
7053 (MIPS16_PIC_TEMP): Likewise.
7054 (reg_class): Delete M16_NA_REGS.
7055 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
7056 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
7057 (mips_split_hi_p): Declare.
7058 * config/mips/mips.c (mips_split_hi_p): New array.
7059 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
7060 (mips_got_symbol_type_p): New function.
7061 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
7062 (mips16_stub_function_p): New function.
7063 (mips16_local_function_p): Likewise.
7064 (mips_use_pic_fn_addr_reg_p): Likewise.
7065 (mips_cannot_force_const_mem): Return false for HIGHs.
7066 Extend CONST_INT and symbolic handling to MIPS16, using
7067 mips_symbol_insns to check that the base symbol type is a
7068 legitimate constant. Reject GOT-based constants if
7069 TARGET_MIPS16_PCREL_LOADS.
7070 (mips_const_insns): Check targetm.cannot_force_const_mem when
7071 decomposing a symbolic base and a large offset.
7072 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
7073 When calling a function that needs $25 from MIPS16 code,
7074 move the target address into $25 separately and add a USE
7076 (mips16_gp_pseudo_reg): Insert the initializer immediately
7077 before the first real insn.
7078 (mips_pic_base_register, mips_got_load): New functions.
7079 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
7080 parameter to LOW_OUT. Say that it can be any valid SET_SRC
7081 when splitting a load-address operation. Split SYMBOL_GOT_DISP
7082 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
7083 (mips_call_tls_get_addr): Update the call to mips_expand_call,
7084 also passing NULL_RTX rather than const0_rtx as the aux argument.
7085 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
7086 instead of TARGET_EXPLICIT_RELOCS.
7087 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
7088 (mips_load_call_address): Replace the sibcall_p argument with
7089 a mips_call_type argument. Use mips_got_load.
7090 (mips16_local_alias): New structure.
7091 (mips16_local_aliases): New variable.
7092 (mips16_local_aliases_hash): New function.
7093 (mips16_local_aliases_eq): Likewise.
7094 (mips16_local_alias): Likewise.
7095 (mips16_stub_function): Likewise.
7096 (mips16_build_function_stub): Create a local alias for the target
7097 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
7098 .cpload directive and an R_MIPS_NONE relocation for the target
7099 function, then load the alias rather than the function itself.
7100 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
7101 (mips16_copy_fpr_return_value): Use mips16_stub_function and
7102 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
7103 (mips16_build_call_stub): Replace the FN parameter with an
7104 FN_PTR parameter. Force the address into a register if it
7105 isn't a call_insn_operand; don't rely on the caller to do this.
7106 If a call to a locally-defined and locally-binding MIPS16
7107 function must be made indirectly, redirect the call to the
7108 function's local alias. Use mips16_stub_function_p,
7109 mips16_stub_function, mips_expand_call and use_reg.
7110 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
7111 Use explicit %hi and %lo accesses where possible.
7112 Use MIPS_CALL to generate the correct code form of a
7113 jal instruction. Add clobbers of $18 instead of uses.
7114 Update the call to mips_emit_call_insn.
7115 (mips_expand_call): Replace the SIBCALL_P argument with a
7116 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
7117 Take a LAZY_P parameter. Call mips16_build_call_stub first,
7118 allowing it to modify the call address. Update the calls to
7119 mips_load_call_address and mips_emit_call_insn.
7120 (mips_split_call): New function.
7121 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
7122 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
7123 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
7124 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
7125 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
7127 (mips_cprestore_slot): New function.
7128 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
7129 and use mips_cprestore_slot.
7130 (mips_output_function_prologue): Handle TARGET_MIPS16 for
7132 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
7133 then use a copygp_mips16 instruction to set up $28.
7134 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
7135 (mips16_lay_out_constants): Call split_all_insns_noflow.
7136 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
7137 false if TARGET_MIPS16.
7138 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
7139 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
7140 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
7141 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
7142 MIPS16 code. Allow MIPS16 o32 PIC.
7143 (mips_override_options): Allow MIPS16 o32 PIC.
7144 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
7145 after reload if TARGET_USE_GOT.
7146 (UNSPEC_COPYGP): New constant.
7147 (length): Use a default length of 8 for MIPS16 GOT loads.
7148 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
7149 (*got_page<mode>): Check mips_split_hi_p.
7150 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
7151 (unspec_got<mode>, unspec_call<mode>): New expanders.
7152 (load_got<mode>, load_call<mode>): Remove the length attributes.
7153 Use a got attribute instead of a type attribute.
7154 (copygp_mips16): New insn.
7155 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
7156 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
7157 (sibcall, sibcall_value, call, call_value): Update the calls
7158 to mips_expand_call.
7159 (call_internal, call_value_internal): Use mips_split_call.
7160 (call_value_multiple_internal): Likewise.
7161 (call_split): Move after call_internal (the insn it is split from).
7162 (call_internal_direct, call_value_internal_direct): Turn into
7163 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
7164 (call_direct_split, call_value_direct_split): New patterns.
7165 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
7166 and use M16_REGS instead of M16_NA_REGS.
7167 * config/mips/predicates.md (const_call_insn_operand): Replace
7168 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
7169 mips_use_pic_fn_addr_reg_p check.
7170 (move_operand): Reject HIGHs if mips_split_hi_p.
7171 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
7172 (__mips16_floatunsisf): Inline __mips16_floatsisf.
7173 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
7174 * config/mips/libgcc-mips16.ver: New file.
7175 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
7176 $(srcdir)/config/mips/libgcc-mips16.ver.
7178 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7180 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
7182 (mips_unspec_address, mips_unspec_offset_high): Likewise.
7183 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
7184 (mips16_cfun_returns_in_fpr_p): Likewise.
7186 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7188 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
7189 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
7190 rather than 4 to PC.
7192 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7194 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
7195 (FUNCTION_PROFILER): Save the static chain pointer into $2
7196 beforehand and restore it aftewards.
7197 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
7198 address directly into $25 and call the function through $25;
7199 do not clobber $3. Pad the DImode version to cover the space
7200 left by the deleted $25 <- $3 move.
7201 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
7202 the removal of the $25 <- $3 move.
7203 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
7204 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
7206 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7207 Daniel Jacobowitz <dan@codesourcery.com>
7209 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
7210 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
7211 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
7212 * config/mips/mips.c (mips_start_function_definition): New function.
7213 (mips_end_function_definition): Likewise.
7214 (mips_output_function_prologue): Use mips_start_function_definition.
7215 (mips_output_function_epilogue): Use mips_end_function_definition.
7216 (build_mips16_function_stub): Use mips_start_function_definition
7217 and mips_end_function_definition.
7218 (build_mips16_call_stub): Likewise.
7220 2008-08-09 Richard Guenther <rguenther@suse.de>
7222 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
7223 * gimple.h (gimple_call_fn): Adjust comment.
7224 (gimple_call_set_fndecl): New function.
7225 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
7226 longer having bare FUNCTION_DECL operand.
7227 (gimple_call_return_type): Likewise.
7228 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
7230 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
7231 (gimple_mod_pow2): Likewise.
7232 (gimple_mod_subtract): Likewise.
7233 (gimple_ic): Likewise.
7234 (gimple_stringop_fixed_value): Likewise.
7235 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
7236 longer having bare FUNCTION_DECL operand.
7237 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
7238 * omp-low.c (optimize_omp_library_calls): Likewise.
7239 * cgraphunit.c (update_call_expr): Likewise.
7240 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
7241 (execute_convert_to_rsqrt): Likewise.
7242 * cfgexpand.c (gimple_to_tree): Simplify.
7243 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
7244 bare FUNCTION_DECL operand.
7245 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
7246 (convert_gimple_call): Use gimple_call_fndecl.
7247 * c-common.c (c_warn_unused_result): Likewise.
7249 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7252 * c-typeck.c (digest_init): Call verify_sequence_points from here.
7253 (c_finish_return): Likewise.
7254 (c_start_case): Likewise.
7255 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
7256 * c-parser.c (c_parser_condition): New. Call
7257 verify_sequence_points.
7258 (c_parser_paren_condition): Call c_parser_condition.
7259 (c_parser_for_statement): Call c_parser_condition.
7261 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7264 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
7265 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
7266 Moved from diagnostic.h
7267 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
7269 (emit_diagnostic): New.
7270 (warning0, pedwarn0): Delete.
7271 (warning, warning_at, pedwarn, permerror): Return bool.
7272 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
7273 Moved to diagnostic.c.
7274 (struct diagnostic_context): Use correct type for
7275 classify_diagnostic.
7276 (diagnostic_report_diagnostic): Update declaration.
7277 (emit_diagnostic): Declare.
7278 * errors.c (warning): Return bool.
7279 * errors.h (warning): Update declaration.
7280 * toplev.h (warning0, pedwarn0): Delete.
7281 (warning, warning_at, pedwarn, permerror): Return bool.
7282 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
7283 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
7284 inform. Update all calls.
7285 (diagnose_mismatched_decls): Check return value of warning/pedwarn
7286 before giving informative note.
7287 (implicit_decl_warning): Likewise.
7288 * c-typeck.c (build_function_call): Likewise.
7289 * tree-sssa.c (warn_uninit): Likewise.
7290 * builtins.c (gimplify_va_arg_expr): Likewise.
7292 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7295 * doc/invoke.texi (-Wextra): Move warning from here...
7296 (-Wuninitialized): ... to here.
7298 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7301 * flags.h (set_Wunused): Delete
7302 * toplev.c (process_options): Handle Wunused flags here.
7303 * opts.c (maybe_warn_unused_parameter): Delete.
7304 (common_handle_option): Replace set_Wunused by warn_unused.
7305 (set_Wextra): Do not handle Wunused-parameter here.
7306 (set_Wunused): Delete.
7307 * c-opts.c (c_common_handle_option): Replace set_Wunused by
7309 * common.opt (Wunused): Add Var and Init.
7310 (Wunused-function): Likewise.
7311 (Wunused-label): Likewise.
7312 (Wunused-parameter): Likewise.
7313 (Wunused-value): Likewise.
7314 (Wunused-variable): Likewise.
7316 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
7318 * doc/invoke.texi: Add cpu_type power7.
7319 * config.in (HAVE_AS_VSX): New.
7320 * config.gcc: Add cpu_type power7.
7321 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
7323 * configure: Regenerate.
7324 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
7326 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
7327 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
7328 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
7330 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
7332 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
7333 type to vectorize.builtin_conversion.
7334 (vectorizable_conversion): Likewise.
7335 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
7336 integral type as input.
7337 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
7339 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
7340 and ALTIVEC_BUILTIN_VCTSXS.
7341 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
7344 2008-08-08 Richard Guenther <rguenther@suse.de>
7346 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
7347 (surely_varying_stmt_p): Calls are varying only if they are
7348 non-builtin and not indirect or have no result.
7349 (ccp_fold): Re-instantiate code before the tuples merge.
7351 2008-08-08 Richard Guenther <rguenther@suse.de>
7353 PR tree-optimization/37056
7354 * gimple.h (gimple_assign_rhs_class): New helper function.
7355 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
7356 unary operations properly.
7358 2008-08-07 Jan Hubicka <jh@suse.cz>
7360 * i386.h (ix86_size_cost): Declare.
7361 (ix86_cur_cost): New function macro.
7362 * i386.md (peepholes expanding size and splitters): Predicate by
7363 optimize_insn_for_speed_p.
7364 (peepholes reduce size and splitters): Predicate by
7365 optimize_insn_for_size_p.
7366 * i386.c (ix86_size_cost): Rename from ...
7367 (size_cost): This one.
7368 (override_options): Update.
7369 (decide_alg): Likewise.
7370 (ix86_expand_clear): Use RTL profile.
7371 (ix86_pad_returns): Use RTL profile.
7373 2008-08-07 Jan Hubicka <jh@suse.cz>
7375 * recog.c (split_all_insns): Set RTL profile
7376 (peephole2_optimize): Likewise.
7377 * function.c (thread_prologue_and_epilogue_insns): Likewise.
7378 * combine.c (combine_instructions): Likewise.
7380 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7382 * c-common.c (c_common_reswords): Also warn about keyword "bool".
7384 2008-08-07 Bob Wilson <bob.wilson@acm.org>
7386 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
7387 value in a6 after the set_frame_ptr insn.
7389 2008-08-07 Richard Henderson <rth@redhat.com>
7392 * gcc.c (cpp_options): Pass along -g*.
7394 2008-08-07 Joseph Myers <joseph@codesourcery.com>
7396 * config/arm/arm.c (output_move_neon): Update comment describing
7397 big-endian vector layout.
7398 (arm_assemble_integer): Do not handle big-endian NEON vectors
7400 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
7401 neon_vget_lane<mode>_sext_internal,
7402 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
7403 element indices for big-endian.
7405 2008-08-07 Richard Henderson <rth@redhat.com>
7407 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
7408 * configure, config.in: Rebuild.
7409 * debug.h (dwarf2out_do_cfi_asm): Declare.
7410 * c-cppbuiltin.c (c_cpp_builtins): Use it.
7411 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
7412 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
7413 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
7415 2008-08-07 Joseph Myers <joseph@codesourcery.com>
7417 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
7418 movv2si_internal): Combine into mov<mode>_internal.
7419 (movv2si_internal_2): Remove.
7421 2008-08-07 Jan Hubicka <jh@suse.cz>
7424 * i386.md (single stringop patterns): Enable unconditionally.
7426 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
7429 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
7431 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
7432 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
7434 * config/i386/sse.md (sse2_movq128): New.
7436 * doc/extend.texi: Document __builtin_ia32_movq128.
7438 2008-08-07 Richard Guenther <rguenther@suse.de>
7441 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
7442 pointers can access anything.
7444 2008-08-06 Jan Hubicka <jh@suse.cz>
7446 * optabs.c (emit_unop_insn): Break out to ...
7447 (maybe_emit_unop_insn): ... this one.
7448 (expand_sfix_optab): Use maybe variant.
7449 * optabs.h (maybe_emit_unop_insn): Declare.
7451 * i386.md (mov0 patterns): Enable by default.
7452 (FP conversion expanders): Disable expansion of code expanding
7453 sequences when instruction should be optimized for size.
7454 (single strinop patterns): Enable when optimizing for size.
7455 (string expanders): Disable expanding of code expanding sequences
7456 when optimizning instruction for size.
7457 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
7459 (ix86_fp_comparison_sahf_cost): Likewise.
7460 (ix86_expand_branch): Likewise.
7461 (ix86_expand_ashl_const): Likewise.
7462 (ix86_split_ashl): Likewise.
7463 (ix86_expand_strlen): Likewise.
7464 (ix86_emit_fp_unordered_jump): Likewie.
7466 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7468 * c-common.c: Fix typo.
7469 (c_common_reswords): Activate more C++ keyword warnings.
7471 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
7473 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7476 * diagnostic.c (permerror_at): New.
7477 * toplev.h (permerror_at): Declare.
7479 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
7480 Ira Rosen <irar@il.ibm.com>
7482 * tree-vect-transform.c (vect_model_simple_cost): Return
7483 immediately if stmt is pure SLP.
7484 (vect_model_store_cost): Ditto.
7485 (vect_model_load_cost): Ditto.
7486 (vectorizable_store): Remove PURE_SLP check before call
7487 to vect_model_store_cost.
7488 (vect_model_store_cost): When checking whether stmt describe
7489 strided access, add a check that it is not slp_node.
7491 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7494 * c-common.c (warn_for_sign_compare): New. Handle separately the
7495 case that 'constant' is zero.
7496 * c-typeck.c (build_binary_op): Move code to c-common.c
7498 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7500 * config/alpha/alpha.c (alpha_preferred_reload_class,
7501 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
7502 alpha_output_mi_thunk_osf): Avoid C++ keywords.
7503 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
7504 * config/arm/arm.md: Likewise.
7505 * config/avr/avr-protos.h (preferred_reload_class,
7506 test_hard_reg_class, avr_simplify_comparison_p,
7507 out_shift_with_cnt, class_max_nregs): Likewise.
7508 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
7509 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
7510 preferred_reload_class, test_hard_reg_class): Likewise.
7511 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
7512 bfin_memory_move_cost, bfin_secondary_reload,
7513 bfin_output_mi_thunk): Likewise.
7514 * config/crx/crx.c (crx_secondary_reload_class,
7515 crx_memory_move_cost): Likewise.
7516 * config/frv/frv-protos.h (frv_secondary_reload_class,
7517 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
7518 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
7519 frv_secondary_reload_class, frv_class_likely_spilled_p,
7520 frv_class_max_nregs): Likewise.
7521 * config/h8300/h8300.c (h8300_classify_operand,
7522 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
7524 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
7525 * config/ia64/ia64.c (ia64_preferred_reload_class,
7526 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
7527 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
7528 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
7530 * config/m68hc11/m68hc11.c (preferred_reload_class,
7531 m68hc11_memory_move_cost): Likewise.
7532 * config/mcore/mcore.c (mcore_secondary_reload_class,
7533 mcore_reload_class): Likewise.
7534 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
7535 mips_class_max_nregs, mips_cannot_change_mode_class,
7536 mips_preferred_reload_class, mips_secondary_reload_class,
7537 mips_output_mi_thunk): Likewise.
7538 * config/mmix/mmix.c (mmix_preferred_reload_class,
7539 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
7541 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
7543 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
7544 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
7545 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
7546 * config/rs6000/rs6000.c (paired_expand_vector_init,
7547 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
7548 compare_section_name, rs6000_memory_move_cost): Likewise.
7549 * config/s390/s390.c (s390_emit_compare_and_swap,
7550 s390_preferred_reload_class, s390_secondary_reload,
7551 legitimize_pic_address, legitimize_tls_address,
7552 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
7553 s390_class_max_nregs): Likewise.
7554 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
7555 * config/s390/s390.md: Likewise.
7556 * config/score/score-protos.h (score_secondary_reload_class,
7557 score_preferred_reload_class): Likewise.
7558 * config/score/score.c (score_preferred_reload_class,
7559 score_secondary_reload_class): Likewise.
7560 * config/score/score3.c (score3_output_mi_thunk,
7561 score3_preferred_reload_class, score3_secondary_reload_class,
7562 score3_hard_regno_mode_ok): Likewise.
7563 * config/score/score3.h (score3_preferred_reload_class,
7564 score3_secondary_reload_class): Likewise.
7565 * config/score/score7.c (score7_output_mi_thunk,
7566 score7_preferred_reload_class, score7_secondary_reload_class,
7567 score7_hard_regno_mode_ok): Likewise.
7568 * config/score/score7.h (score7_preferred_reload_class,
7569 score7_secondary_reload_class): Likewise.
7570 * config/sh/sh.c (prepare_move_operands, output_far_jump,
7571 output_branchy_insn, add_constant, gen_block_redirect,
7572 sh_insn_length_adjustment, sh_cannot_change_mode_class,
7573 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
7574 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7575 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
7576 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
7577 xstormy16_preferred_reload_class): Likewise.
7578 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
7579 xtensa_expand_atomic, override_options,
7580 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
7582 * reorg.c (try_merge_delay_insns): Likewise.
7583 * tree.c (merge_dllimport_decl_attributes): Likewise.
7585 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
7587 2008-08-06 Michael Matz <matz@suse.de>
7589 * Makefile.in (write_entries_to_file): Quote words.
7590 * gengtype.c: (read_input_line): Skip over leading white-space.
7592 2008-08-06 Marc Gauthier <marc@tensilica.com>
7594 * config.gcc: Match more processor names for Xtensa.
7595 * configure.ac: Likewise.
7596 * doc/install.texi (Specific): Likewise.
7597 * configure: Regenerate.
7599 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7601 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
7602 * calls.c (avoid_likely_spilled_reg): Likewise.
7603 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
7604 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
7605 * config/i386/i386.c (ix86_expand_special_args_builtin,
7606 ix86_secondary_reload): Likewise.
7607 * except.c (struct eh_region, gen_eh_region_catch,
7608 remove_unreachable_regions, duplicate_eh_regions,
7609 assign_filter_values, build_post_landing_pads,
7610 sjlj_find_directly_reachable_regions, remove_eh_handler,
7611 reachable_next_level, foreach_reachable_handler,
7612 can_throw_internal_1, can_throw_external_1,
7613 collect_one_action_chain): Likewise.
7614 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
7615 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
7616 * function.c (update_temp_slot_address, instantiate_new_reg,
7617 instantiate_virtual_regs_in_rtx,
7618 instantiate_virtual_regs_in_insn): Likewise.
7619 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
7620 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
7621 gimplify_cleanup_point_expr): Likewise.
7622 * ipa-cp.c (ipcp_lattice_changed): Likewise.
7623 * passes.c (next_pass_1): Likewise.
7624 * print-tree.c (print_node_brief, print_node): Likewise.
7625 * profile.c (branch_prob): Likewise.
7626 * tree-dump.c (dump_register): Likewise.
7627 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
7629 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
7630 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
7631 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
7632 copy_arguments_for_versioning, copy_static_chain): Likewise.
7633 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
7634 add_new_name_mapping, register_new_name_mapping): Likewise.
7635 * tree-mudflap.c (mf_xform_derefs): Likewise.
7636 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
7637 get_init_expr, combine_chains): Likewise.
7638 * tree-pretty-print.c (dump_generic_node): Likewise.
7639 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
7640 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
7641 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
7642 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
7644 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
7647 * calls.c (expand_call): Use the biggest preferred stack
7650 2008-08-06 Michael Matz <matz@suse.de>
7653 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
7654 for reused reload, instead of overwriting them.
7656 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
7659 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
7660 for incoming stack boundary.
7662 * function.c (assign_parm_find_entry_rtl): Update
7663 parm_stack_boundary.
7665 * function.h (rtl_data): Add parm_stack_boundary.
7667 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
7668 parm_stack_boundary for incoming stack boundary.
7670 2008-08-06 Joseph Myers <joseph@codesourcery.com>
7672 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
7673 for unrepresentable subregs or treat them as equal to other regs
7674 or subregs with the same register number.
7676 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
7679 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
7682 2008-08-06 Jan Hubicka <jh@suse.cz>
7684 * predict.c (maybe_hot_frequency_p): When profile is absent, all
7685 frequencies might be hot.
7687 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
7689 * reload.c (find_reloads): Force constants into literal pool
7690 also if they are wrapped in a SUBREG.
7692 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
7695 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
7696 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
7697 Don't allow predicated instructions for data speculation.
7698 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
7701 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
7703 * haifa-sched.c (extend_global): Split to extend_global_data and
7704 extend_region_data. Update all uses.
7705 (extend_all): Rename to extend_block_data.
7707 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
7709 * sched-rgn.c (new_ready): Check if instruction can be
7710 speculatively scheduled before attempting speculation.
7711 (debug_rgn_dependencies): Remove wrongful assert.
7713 2008-08-05 Bob Wilson <bob.wilson@acm.org>
7715 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
7717 2008-08-05 Bob Wilson <bob.wilson@acm.org>
7719 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
7720 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
7721 va_size, and type_size.
7723 2008-08-04 Jason Merrill <jason@redhat.com>
7726 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
7727 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
7729 2008-08-05 Richard Henderson <rth@redhat.com>
7731 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
7732 * configure: Rebuild.
7734 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
7737 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
7738 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
7741 2008-08-05 Richard Henderson <rth@redhat.com>
7743 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
7744 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
7745 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
7746 * common.opt (fdwarf2-cfi-asm): New.
7747 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
7748 * config.in, configure: Rebuild.
7749 * dwarf2asm.c (dw2_asm_output_data_raw): New.
7750 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
7752 (dw2_force_const_mem): Externalize.
7753 * dwarf2asm.h: Update.
7754 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
7755 generate a real label.
7756 (output_cfi_directive): New.
7757 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
7758 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
7759 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
7761 (dwarf2out_end_epilogue): Emit .cfi_endproc.
7762 (output_loc_operands_raw, output_loc_sequence_raw): New.
7763 (output_cfa_loc_raw): New.
7765 2008-08-05 Paul Brook <paul@codesourcery.com>
7767 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
7768 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
7769 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
7770 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
7771 * config/arm/arm.h (TARGET_VFPD32): Define.
7772 (TARGET_VFP3): Use TARGET_VFPD32.
7773 (fputype): Add FPUTYPE_VFP3D16.
7774 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
7775 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
7776 * config/arm/arm-cores.def: Add cortex-r4f.
7777 * config/arm/arm-tune.md: Regenerate.
7779 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7781 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
7782 Reword some comments throughout the file.
7784 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
7785 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
7786 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
7787 MFC_MIN_DMA_LIST_ELEMENTS.
7788 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
7789 MFC_MAX_DMA_LIST_ELEMENTS.
7791 (MFC_START_ENABLE): Remove PPU-only define.
7792 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
7793 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
7795 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
7796 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
7797 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
7798 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
7799 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
7800 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
7801 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
7803 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
7804 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
7805 (mfc_sdcrt, mfc_sdcrtst): Likewise.
7806 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
7808 (spu_read_machine_status): Fix typo.
7810 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7812 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
7813 SUBREG of multi-word hard register.
7814 * config/spu/spu.c (valid_subreg): Likewise.
7815 (adjust_operand): Handle SUBREGs of multi-word hard registers.
7817 2008-08-04 Richard Guenther <rguenther@suse.de>
7819 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
7820 the candidate with the stripped base if that base is different
7821 from the original base even for offset zero.
7823 2008-08-04 Richard Guenther <rguenther@suse.de>
7826 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
7827 check for no_overflow.
7829 2008-08-04 Richard Guenther <rguenther@suse.de>
7831 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
7833 2008-08-04 Paul Brook <paul@codesourcery.com>
7835 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
7836 (arm_order_regs_for_local_alloc): New function.
7837 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
7839 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
7841 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
7844 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
7845 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
7846 (ix86_expand_epilogue): Likewise.
7848 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
7850 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
7853 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
7855 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
7856 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
7857 (*movv2sf_internal_rex64): Ditto.
7859 2008-08-03 Jan Hubicka <jh@suse.cz>
7861 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
7862 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
7863 * expmed.c (expand_smod_pow2): Likewise.
7865 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
7868 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
7869 alternative 0 of operand 1.
7870 (*vec_concatv2di_rex64_sse): Ditto.
7871 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
7873 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
7874 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
7875 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
7876 (*movv2sf_internal_rex64): Ditto.
7878 2008-08-02 Richard Guenther <rguenther@suse.de>
7881 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
7882 (ssedoublesizemode): New mode attribute.
7883 (sse_shufps): Call gen_sse_shufps_v4sf.
7884 (sse_shufps_1): Macroize.
7885 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
7886 (sse2_shufpd_1): Macroize.
7887 (vec_extract_odd, vec_extract_even): New expanders.
7888 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
7889 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
7890 * i386.c (ix86_expand_vector_init_one_nonzero): Call
7891 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
7892 (ix86_expand_vector_set): Likewise.
7893 (ix86_expand_reduc_v4sf): Likewise.
7895 2008-08-01 Doug Kwan <dougkwan@google.com>
7897 * matrix-reorg.c: Re-enable all code.
7898 (struct malloc_call_data): Change CALL_STMT to gimple type.
7899 (collect_data_for_malloc_call): Tuplify.
7900 (struct access_site_info): Change STMT to gimple type.
7901 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
7902 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
7903 (struct free_info): Change STMT to gimple type.
7904 (struct matrix_access_phi_node): Change PHI to gimple type.
7905 (get_inner_of_cast_expr): Remove.
7906 (may_flatten_matrices_1): Tuplify.
7907 (may_flatten_matrices): Ditto.
7908 (mark_min_matrix_escape_level): Ditto.
7909 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
7910 (ssa_accessed_in_call_rhs): New
7911 (ssa_accessed_in_assign_rhs): New
7912 (record_access_alloc_site_info): Tuplify.
7913 (add_allocation_site): Ditto.
7914 (analyze_matrix_allocation_site): Ditto.
7915 (analyze_transpose): Ditto.
7916 (get_index_from_offset): Ditto.
7917 (update_type_size): Ditto.
7918 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
7919 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
7920 (analyze_accesses_for_phi_node): Tuplify.
7921 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
7922 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
7923 (analyze_matrix_accesses): Tuplify.
7924 (check_var_data): New call-back type for check_var_notmodified_p.
7925 (check_var_notmodified_p): Tuplify and use call-back struct to
7926 return statement found.
7927 (can_calculate_expr_before_stmt): Factor out statement related code
7929 (can_calculate_stmt_before_stmt): New.
7930 (check_allocation_function): Tuplify.
7931 (find_sites_in_func): Ditto.
7932 (record_all_accesses_in_func): Ditto.
7933 (transform_access_sites): Ditto.
7934 (transform_allocation_sites): Ditto.
7935 (matrix_reorg): Re-enable.
7936 (gate_matrix_reorg): Re-enable.
7938 2008-08-01 Jakub Jelinek <jakub@redhat.com>
7940 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
7941 for labels for which it hasn't been set yet. If it has been set,
7942 stop walking insns and continue with next worklist item.
7943 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
7944 if the only BARRIER is at the very end of a function.
7946 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
7948 * cfgexpand.c (expand_stack_alignment): Assert that
7949 stack_realign_drap and drap_rtx must match.
7951 * function.c (instantiate_new_reg): If DRAP is used to realign
7952 stack, replace virtual_incoming_args_rtx with internal arg
7955 2008-08-01 Richard Guenther <rguenther@suse.de>
7957 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
7958 loop information only if we initialized it.
7959 (execute_pre): Call fini_pre with in_fre.
7960 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
7961 if we do not unroll because we hit max-completely-peeled-insns.
7962 Use our estimation for consistency, do allow shrinking.
7964 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
7966 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
7967 with MIN_STACK_BOUNDARY.
7968 (ix86_update_stack_boundary): Likewise.
7969 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
7972 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
7973 (MIN_STACK_BOUNDARY): This.
7975 2008-08-01 Richard Guenther <rguenther@suse.de>
7978 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
7980 2008-08-01 Richard Guenther <rguenther@suse.de>
7982 PR tree-optimization/36988
7983 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
7984 do not matter if that doesn't change volatile qualification.
7986 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
7988 * configure.ac: Do not generate libada-mk. Do not subst
7990 * libada-mk.in: Remove.
7991 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
7992 * configure: Regenerate.
7994 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
7996 * tree-pass.h: Added comment about not dumping passes with name
7997 starting with star in struct opt_pass.
7998 * passes.c (register_dump_files_1): Don't do dump for a pass with
7999 name starting with star.
8000 * doc/passes.texi (Pass manager): Mention pass names and special
8001 meaning of star prefix to avoid dump.
8003 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
8005 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
8007 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
8008 (ISA_MIPS64R2): New macro.
8009 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
8010 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
8011 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
8012 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
8013 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
8014 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
8015 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
8016 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
8017 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
8018 Move up to keep list alphabetically sorted.
8019 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
8020 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
8022 * doc/invoke.texi (MIPS Options): Add -mips64r2.
8023 (-march=@var{arch}): Add mips64r2.
8025 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
8027 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
8029 2008-07-31 Steve Ellcey <sje@cup.hp.com>
8031 * expr.c (expand_assignment): Check for complete type.
8033 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
8036 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
8038 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
8039 for stack alignment.
8041 * function.h (rtl_data): Add stack_realign_tried. Update comments.
8043 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
8045 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
8046 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
8048 2008-07-31 Jakub Jelinek <jakub@redhat.com>
8050 PR rtl-optimization/36419
8051 * dwarf2out.c (barrier_args_size): New variable.
8052 (compute_barrier_args_size, compute_barrier_args_size_1): New
8054 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
8055 if not called yet in the current function, use barrier_args_size
8056 array to find the new args_size value.
8057 (dwarf2out_frame_debug): Free and clear barrier_args_size.
8059 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
8062 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
8065 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
8068 * dwarf2out.c (dwarf2out_args_size_adjust): New.
8069 (dwarf2out_stack_adjust): Use it.
8070 (dwarf2out_frame_debug_expr): Likewise.
8072 2008-07-31 Richard Guenther <rguenther@suse.de>
8074 PR tree-optimization/36978
8075 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
8076 the generated condition.
8078 2008-07-31 Richard Guenther <rguenther@suse.de>
8080 * passes.c (init_optimization_passes): Always call
8081 pass_early_warn_uninitialized.
8082 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
8083 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
8084 * doc/passes.texi (Warn for uninitialized variables): Adjust.
8086 2008-07-31 Jakub Jelinek <jakub@redhat.com>
8089 * builtins.c (maybe_emit_free_warning): New function.
8090 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
8091 maybe_emit_free_warning for BUILT_IN_FREE.
8094 * dwarf2out.c (get_context_die): New function.
8095 (force_decl_die, force_type_die): Use it.
8096 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
8097 returns NULL, force generation of DW_TAG_typedef and put that into
8100 PR preprocessor/36649
8101 * c-pch.c (c_common_read_pch): Save and restore
8102 line_table->trace_includes across PCH restore.
8104 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
8107 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
8109 2008-07-30 Rafael Ãvila de EspÃÂndola <espindola@google.com>
8112 * final.c (call_from_call_insn): Handle COND_EXEC.
8114 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
8116 * builtins.c (std_gimplify_va_arg_expr): Replace
8117 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
8118 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
8120 2008-07-30 Joey Ye <joey.ye@intel.com>
8121 H.J. Lu <hongjiu.lu@intel.com>
8123 * builtins.c (expand_builtin_setjmp_receiver): Replace
8124 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
8125 (expand_builtin_apply_args_1): Likewise.
8126 (expand_builtin_longjmp): Need DRAP for stack alignment.
8127 (expand_builtin_apply): Likewise.
8129 * caller-save.c (setup_save_areas): Call assign_stack_local_1
8130 instead of assign_stack_local to allow alignment reduction.
8132 * calls.c (emit_call_1): Need DRAP for stack alignment if
8134 (expand_call): Replace virtual_incoming_args_rtx with
8135 crtl->args.internal_arg_pointer.
8136 * stmt.c (expand_nl_goto_receiver): Likewise.
8138 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
8139 alignment and store to stack_alignment_estimated and
8140 max_used_stack_slot_alignment.
8141 (expand_one_var): Likewise.
8142 (expand_stack_alignment): New function.
8143 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
8144 and stack_alignment_estimated fields in rtl_data. Call
8145 expand_stack_alignment at end.
8147 * defaults.h (INCOMING_STACK_BOUNDARY): New.
8148 (MAX_STACK_ALIGNMENT): Likewise.
8149 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
8150 (SUPPORTS_STACK_ALIGNMENT): Likewise.
8152 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
8153 stack alignment when generating virtual registers.
8155 * function.c (assign_stack_local): Renamed to ...
8156 (assign_stack_local_1): This. Add a parameter to indicate
8157 if it is OK to reduce alignment.
8158 (assign_stack_local): Use it.
8159 (instantiate_new_reg): Instantiate virtual incoming args rtx
8160 to vDRAP if stack realignment and DRAP is needed.
8161 (assign_parms): Collect parameter/return type alignment and
8162 contribute to stack_alignment_estimated.
8163 (locate_and_pad_parm): Likewise.
8164 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
8165 with crtl->args.internal_arg_pointer.
8167 * function.h (rtl_data): Add new field drap_reg,
8168 max_used_stack_slot_alignment, stack_alignment_estimated,
8169 stack_realign_needed, need_drap, stack_realign_processed and
8170 stack_realign_finalized.
8171 (stack_realign_fp): New macro.
8172 (stack_realign_drap): Likewise.
8174 * global.c (compute_regsets): Frame pointer is needed when
8175 stack is realigned. Can eliminate frame pointer when stack is
8176 realigned and dynamic realigned argument pointer isn't used.
8178 * reload1.c (update_eliminables): Frame pointer is needed
8179 when stack is realigned.
8180 (init_elim_table): Can eliminate frame pointer when stack is
8181 realigned and dynamic realigned argument pointer isn't used.
8183 * rtl.h (assign_stack_local_1): Declare new funtion.
8185 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
8186 (TARGET_GET_DRAP_RTX): Likewise.
8187 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
8188 TARGET_GET_DRAP_RTX.
8190 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
8192 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
8193 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
8195 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
8196 H.J. Lu <hongjiu.lu@intel.com>
8198 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
8199 vdrap_reg, stack_realign and drap_reg_saved.
8200 (add_cfi): Don't allow redefining CFA when DRAP is used.
8201 (reg_save): Handle stack alignment.
8202 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
8203 alignment. Don't generate DWARF information for (set fp sp)
8205 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
8207 (int_loc_descriptor): Move prototype forward. Also define if
8208 DWARF2_UNWIND_INFO is true.
8209 (output_cfa_loc): Handle DW_CFA_expression.
8210 (build_cfa_aligned_loc): New.
8211 (based_loc_descr): Update assert for stack realign. For local
8212 variables, use sp+offset when stack is aligned without drap and
8213 fp+offset when stack is aligned with drap. For arguments, use
8214 cfa+offset when drap is used to align stack.
8216 2008-07-30 Joey Ye <joey.ye@intel.com>
8217 H.J. Lu <hongjiu.lu@intel.com>
8219 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
8221 (ix86_gen_andsp): New.
8222 (ix86_user_incoming_stack_boundary): Likewise.
8223 (ix86_default_incoming_stack_boundary): Likewise.
8224 (ix86_incoming_stack_boundary): Likewise.
8225 (ix86_can_eliminate): Likewise.
8226 (find_drap_reg): Likewise.
8227 (ix86_update_stack_boundary): Likewise.
8228 (ix86_get_drap_rtx): Likewise.
8229 (ix86_finalize_stack_realign_flags): Likewise.
8230 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
8231 (TARGET_GET_DRAP_RTX): Likewise.
8232 (override_options): Overide option value for new options.
8233 (ix86_function_ok_for_sibcall): Remove check for
8234 force_align_arg_pointer.
8235 (ix86_handle_cconv_attribute): Likewise.
8236 (ix86_function_regparm): Likewise.
8237 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
8238 (ix86_va_start): Replace virtual_incoming_args_rtx with
8239 crtl->args.internal_arg_pointer.
8240 (ix86_select_alt_pic_regnum): Check DRAP register.
8241 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
8242 (ix86_compute_frame_layout): Compute frame layout wrt stack
8244 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
8245 (ix86_expand_prologue): Decide if stack realignment is needed
8246 and generate prologue code accordingly.
8247 (ix86_expand_epilogue): Generate epilogue code wrt stack
8248 realignment is really needed or not.
8250 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
8251 (ABI_STACK_BOUNDARY): Likewise.
8252 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
8253 (STACK_REALIGN_DEFAULT): Likewise.
8254 (INCOMING_STACK_BOUNDARY): Likewise.
8255 (MAX_STACK_ALIGNMENT): Likewise.
8256 (ix86_incoming_stack_boundary): Likewise.
8257 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
8258 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
8259 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
8260 (machine_function): Remove force_align_arg_pointer.
8262 * config/i386/i386.md (BX_REG): New.
8263 (R13_REG): Likewise.
8265 * config/i386/i386.opt (mforce_drap): New.
8266 (mincoming-stack-boundary): Likewise.
8267 (mstackrealign): Add Init(-1).
8269 * config/i386/i386-protos.h (ix86_can_eliminate): New
8271 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
8273 * doc/extend.texi: Update force_align_arg_pointer.
8275 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
8278 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
8279 (INCOMING_STACK_BOUNDARY): Likewise.
8280 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
8281 (TARGET_GET_DRAP_RTX): Likewise.
8283 2008-07-30 Andreas Schwab <schwab@suse.de>
8285 PR rtl-optimization/36929
8286 * dse.c (replace_inc_dec): Use emit_insn_before instead of
8287 add_insn_before and fix argument order.
8288 (replace_inc_dec_mem): Handle NULL rtx.
8290 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
8292 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
8294 (arm_compute_initial_elimination_offset): Use it.
8295 (arm_compute_save_reg_mask): Include static chain save slot when
8296 calculating alignment.
8297 (arm_get_frame_offsets): Ditto.
8298 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
8299 that we can use to decrement the stack when the stack decrement
8300 could be too big for an immediate value in a single insn.
8301 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
8303 2008-07-30 Richard Guenther <rguenther@suse.de>
8305 PR tree-optimization/36967
8306 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
8307 Release defs of statements we remove.
8309 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
8311 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
8312 instead of NULL_RTVEC.
8314 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
8318 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
8321 2008-07-30 Rafael Ãvila de EspÃÂndola <espindola@google.com>
8323 * final.c (call_from_call_insn): New.
8324 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
8326 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
8328 * configure.ac: Substitute ADA_CFLAGS.
8329 * configure: Regenerate.
8330 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
8331 * Makefile.in: Remove mention of X_* variables.
8332 * config/pa/x-ada-hpux10: Remove.
8333 * config/pa/x-ada: Remove.
8335 * doc/fragments.texi: Update.
8337 2008-07-30 Olivier Hainque <hainque@adacore.com>
8339 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
8340 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
8341 __dso_handle explicitly here.
8343 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8346 * c-typeck.c (build_binary_op): Encapsulate code into...
8347 * c-common.c (shorten_binary_op): ...this new function.
8348 (conversion_warning): Use the new function. Handle non-negative
8349 constant in bitwise-and.
8350 * c-common.h (shorten_binary_op): Declare.
8352 2008-07-30 Olivier Hainque <hainque@adacore.com>
8354 * scan.c (make_sstring_space): Add explicit conversions of
8355 allocator's return value.
8356 * fix-header.c (recognized_function): Likewise.
8358 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8360 * doc/cpp.texi: Update to GFDL 1.2.
8361 * doc/gcc.texi: Do not list GPL as Invariant Section.
8362 * doc/gccint.texi: Likewise. Update copyright years.
8363 * doc/install.texi: Update copyright years.
8365 2008-07-30 Alan Modra <amodra@bigpond.net.au>
8368 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
8369 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
8371 2008-07-29 Jan Hubicka <jh@suse.cz>
8373 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
8374 (grokdeclarator): Likewise.
8375 * langhooks.c (lhd_warn_unused_global_decl): Use
8376 DECL_DECLARED_INLINE_P.
8377 * print-tree.c (print_node): Remove DECL_INLINE check.
8379 2008-07-29 Richard Guenther <rguenther@suse.de>
8381 PR tree-optimization/36945
8382 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
8383 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
8384 Record invariant addresses un-decomposed.
8385 (copy_reference_ops_from_call): Record reference call
8386 arguments properly. Simplify.
8387 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
8388 helper split out from ...
8389 (create_component_ref_by_pieces): ... here. Simplify.
8390 Prepare for recursive invocation for call arguments.
8391 (create_expression_by_pieces): Adjust call to
8392 create_component_ref_by_pieces.
8393 (compute_avail): Process operand 2 of reference ops.
8395 2008-07-29 Richard Guenther <rguenther@suse.de>
8397 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
8399 2008-07-29 Jakub Jelinek <jakub@redhat.com>
8401 * c-format.c (check_format_types): Revert unwanted checkin.
8403 2008-07-29 Jan Hubicka <jh@suse.cz>
8405 * flags.h (flag_really_no_inline): Remove.
8406 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
8407 * toplev.c (flag_really_no_inline): Remove.
8408 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
8409 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
8410 (cgraph_decide_inlining_incrementally): Likewise.
8411 (compute_inline_parameters): Likewise.
8412 * opts.c (decode_options): Simplify.
8413 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
8414 * common.opt (finline): Initialize to 1.
8415 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
8417 2008-07-29 Jan Hubicka <jh@suse.cz>
8419 * predict.c (always_optimize_for_size_p): New function.
8420 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
8421 optimize_edge_for_size_p, optimize_edge_for_speed_p,
8422 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
8424 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
8425 * function.c (prepare_function_start): Set default profile.
8426 * function.h (rtl_data): Add maybe_hot_insn_p.
8427 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
8428 (construct_exit_block): Likewise.
8429 (tree_expand_cfg): Likewise.
8431 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
8432 optimize_edge_for_size_p, optimize_edge_for_speed_p,
8433 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
8434 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
8437 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8440 * c-decl.c (merge_decls): Merge USED flags.
8442 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
8444 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
8445 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
8446 next_stack, lab_false and lab_over trees.
8448 2008-07-28 Richard Guenther <rguenther@suse.de>
8450 PR tree-optimization/36957
8451 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
8452 (useless_type_conversion_p): Remove.
8453 (types_compatible_p): Remove.
8454 * gimple.h (tree_ssa_useless_type_conversion): Declare.
8455 (useless_type_conversion_p): Declare.
8456 (types_compatible_p): Declare.
8457 (gimple_expr_type): Return the base type only if it is
8458 trivially convertible to the subtype.
8460 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
8462 * configure.ac: Use the m4_do macro to concatenate the warnings into
8463 one string in ACX_PROG_CC_WARNING_OPTS,
8464 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
8465 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
8466 * configure: Regenerate.
8468 2008-07-28 Richard Guenther <rguenther@suse.de>
8470 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
8471 (insert_fake_stores): Remove.
8472 (realify_fake_stores): Likewise.
8473 (execute_pre): Remove dead code.
8474 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
8475 (find_func_aliases): Deal with it here instead.
8476 Re-enable gcc_unreachable call.
8478 2008-07-28 Richard Guenther <rguenther@suse.de>
8480 Merge from gimple-tuples-branch.
8482 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
8483 * gimple.def: New file.
8484 * gsstruct.def: Likewise.
8485 * gimple-iterator.c: Likewise.
8486 * gimple-pretty-print.c: Likewise.
8487 * tree-gimple.c: Removed. Merged into ...
8488 * gimple.c: ... here. New file.
8489 * tree-gimple.h: Removed. Merged into ...
8490 * gimple.h: ... here. New file.
8492 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
8493 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
8494 --enable-checking=gimple flag.
8495 * config.in: Likewise.
8496 * configure: Regenerated.
8498 * tree-ssa-operands.h: Tuplified.
8499 * tree-vrp.c: Likewise.
8500 * tree-loop-linear.c: Likewise.
8501 * tree-into-ssa.c: Likewise.
8502 * tree-ssa-loop-im.c: Likewise.
8503 * tree-dump.c: Likewise.
8504 * tree-complex.c: Likewise.
8505 * cgraphbuild.c: Likewise.
8506 * tree-ssa-threadupdate.c: Likewise.
8507 * tree-ssa-loop-niter.c: Likewise.
8508 * tree-pretty-print.c: Likewise.
8509 * tracer.c: Likewise.
8510 * gengtype.c: Likewise.
8511 * tree-loop-distribution.c: Likewise.
8512 * tree-ssa-loop-unswitch.c: Likewise.
8513 * cgraph.c: Likewise.
8514 * cgraph.h: Likewise.
8515 * tree-ssa-loop-manip.c: Likewise.
8516 * value-prof.c: Likewise.
8517 * tree-ssa-loop-ch.c: Likewise.
8518 * tree-tailcall.c: Likewise.
8519 * value-prof.h: Likewise.
8522 * tree-pass.h: Likewise.
8523 * ipa-cp.c: Likewise.
8524 * tree-scalar-evolution.c: Likewise.
8525 * tree-scalar-evolution.h: Likewise.
8526 * target.h: Likewise.
8527 * lambda-mat.c: Likewise.
8528 * tree-phinodes.c: Likewise.
8529 * diagnostic.h: Likewise.
8530 * builtins.c: Likewise.
8531 * tree-ssa-alias-warnings.c: Likewise.
8532 * cfghooks.c: Likewise.
8533 * fold-const.c: Likewise.
8534 * cfghooks.h: Likewise.
8535 * omp-low.c: Likewise.
8536 * tree-ssa-dse.c: Likewise.
8537 * ipa-reference.c: Likewise.
8538 * tree-ssa-uncprop.c: Likewise.
8539 * toplev.c: Likewise.
8540 * tree-gimple.c: Likewise.
8541 * tree-gimple.h: Likewise.
8542 * tree-chrec.c: Likewise.
8543 * tree-chrec.h: Likewise.
8544 * tree-ssa-sccvn.c: Likewise.
8545 * tree-ssa-sccvn.h: Likewise.
8546 * cgraphunit.c: Likewise.
8547 * tree-ssa-copyrename.c: Likewise.
8548 * tree-ssa-ccp.c: Likewise.
8549 * tree-ssa-loop-ivopts.c: Likewise.
8550 * tree-nomudflap.c: Likewise.
8551 * tree-call-cdce.c: Likewise.
8552 * ipa-pure-const.c: Likewise.
8553 * c-format.c: Likewise.
8554 * tree-stdarg.c: Likewise.
8555 * tree-ssa-math-opts.c: Likewise.
8556 * tree-ssa-dom.c: Likewise.
8557 * tree-nrv.c: Likewise.
8558 * tree-ssa-propagate.c: Likewise.
8559 * ipa-utils.c: Likewise.
8560 * tree-ssa-propagate.h: Likewise.
8561 * tree-ssa-alias.c: Likewise.
8562 * gimple-low.c: Likewise.
8563 * tree-ssa-sink.c: Likewise.
8564 * ipa-inline.c: Likewise.
8565 * c-semantics.c: Likewise.
8566 * dwarf2out.c: Likewise.
8568 * tree-ssa-loop-ivcanon.c: Likewise.
8569 * predict.c: Likewise.
8570 * tree-ssa-loop.c: Likewise.
8571 * tree-parloops.c: Likewise.
8572 * tree-ssa-address.c: Likewise.
8573 * tree-ssa-ifcombine.c: Likewise.
8574 * matrix-reorg.c: Likewise.
8575 * c-decl.c: Likewise.
8576 * tree-eh.c: Likewise.
8577 * c-pretty-print.c: Likewise.
8578 * lambda-trans.c: Likewise.
8579 * function.c: Likewise.
8580 * langhooks.c: Likewise.
8581 * ebitmap.h: Likewise.
8582 * tree-vectorizer.c: Likewise.
8583 * function.h: Likewise.
8584 * langhooks.h: Likewise.
8585 * tree-vectorizer.h: Likewise.
8586 * ipa-type-escape.c: Likewise.
8587 * ipa-type-escape.h: Likewise.
8588 * domwalk.c: Likewise.
8589 * tree-if-conv.c: Likewise.
8590 * profile.c: Likewise.
8591 * domwalk.h: Likewise.
8592 * tree-data-ref.c: Likewise.
8593 * tree-data-ref.h: Likewise.
8594 * tree-flow-inline.h: Likewise.
8595 * tree-affine.c: Likewise.
8596 * tree-vect-analyze.c: Likewise.
8597 * c-typeck.c: Likewise.
8598 * gimplify.c: Likewise.
8599 * coretypes.h: Likewise.
8600 * tree-ssa-phiopt.c: Likewise.
8601 * calls.c: Likewise.
8602 * tree-ssa-coalesce.c: Likewise.
8603 * tree.def: Likewise.
8604 * tree-dfa.c: Likewise.
8605 * except.c: Likewise.
8606 * except.h: Likewise.
8607 * cfgexpand.c: Likewise.
8608 * tree-cfgcleanup.c: Likewise.
8609 * tree-ssa-pre.c: Likewise.
8610 * tree-ssa-live.c: Likewise.
8611 * tree-sra.c: Likewise.
8612 * tree-ssa-live.h: Likewise.
8613 * tree-predcom.c: Likewise.
8614 * lambda.h: Likewise.
8615 * tree-mudflap.c: Likewise.
8616 * ipa-prop.c: Likewise.
8617 * print-tree.c: Likewise.
8618 * tree-ssa-copy.c: Likewise.
8619 * ipa-prop.h: Likewise.
8620 * tree-ssa-forwprop.c: Likewise.
8621 * ggc-page.c: Likewise.
8622 * c-omp.c: Likewise.
8623 * tree-ssa-dce.c: Likewise.
8624 * tree-vect-patterns.c: Likewise.
8625 * tree-ssa-ter.c: Likewise.
8626 * tree-nested.c: Likewise.
8627 * tree-ssa.c: Likewise.
8628 * lambda-code.c: Likewise.
8629 * tree-ssa-loop-prefetch.c: Likewise.
8630 * tree-inline.c: Likewise.
8631 * tree-inline.h: Likewise.
8632 * tree-iterator.c: Likewise.
8633 * tree-optimize.c: Likewise.
8634 * tree-ssa-phiprop.c: Likewise.
8635 * tree-vect-transform.c: Likewise.
8636 * tree-object-size.c: Likewise.
8637 * tree-outof-ssa.c: Likewise.
8638 * cfgloop.c: Likewise.
8639 * system.h: Likewise.
8640 * tree-profile.c: Likewise.
8641 * cfgloop.h: Likewise.
8642 * c-gimplify.c: Likewise.
8643 * c-common.c: Likewise.
8644 * tree-vect-generic.c: Likewise.
8645 * tree-flow.h: Likewise.
8646 * c-common.h: Likewise.
8647 * basic-block.h: Likewise.
8648 * tree-ssa-structalias.c: Likewise.
8649 * tree-switch-conversion.c: Likewise.
8650 * tree-ssa-structalias.h: Likewise.
8651 * tree-cfg.c: Likewise.
8652 * passes.c: Likewise.
8653 * ipa-struct-reorg.c: Likewise.
8654 * ipa-struct-reorg.h: Likewise.
8655 * tree-ssa-reassoc.c: Likewise.
8656 * cfgrtl.c: Likewise.
8657 * varpool.c: Likewise.
8659 * tree-ssanames.c: Likewise.
8660 * tree-ssa-threadedge.c: Likewise.
8661 * langhooks-def.h: Likewise.
8662 * tree-ssa-operands.c: Likewise.
8663 * config/alpha/alpha.c: Likewise.
8664 * config/frv/frv.c: Likewise.
8665 * config/s390/s390.c: Likewise.
8666 * config/m32c/m32c.c: Likewise.
8667 * config/m32c/m32c-protos.h: Likewise.
8668 * config/spu/spu.c: Likewise.
8669 * config/sparc/sparc.c: Likewise.
8670 * config/i386/i386.c: Likewise.
8671 * config/sh/sh.c: Likewise.
8672 * config/xtensa/xtensa.c: Likewise.
8673 * config/stormy16/stormy16.c: Likewise.
8674 * config/ia64/ia64.c: Likewise.
8675 * config/rs6000/rs6000.c: Likewise.
8676 * config/pa/pa.c: Likewise.
8677 * config/mips/mips.c: Likewise.
8679 2008-07-28 Simon Baldwin <simonb@google.com>
8681 * c-pragma.c (handle_pragma_message): New function.
8682 (init_pragma): Register handle_pragma_message.
8683 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
8686 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
8688 PR tree-optimization/35252
8689 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
8690 REALPART_EXPR to be considered as same load operation.
8692 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
8694 PR tree-optimization/36830
8695 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
8696 (expressions_equal_p): Return false if only one operand is null.
8698 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
8700 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
8701 version requirements.
8703 2008-07-26 Olivier Hainque <hainque@adacore.com>
8705 * collect2.c (symkind): New enum. Symbol kinds we care about.
8706 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
8707 code and head comment accordingly.
8708 (scan_prog_file): Use symkind names instead of bare integers.
8710 2008-07-25 Jan Hubicka <jh@suse.cz>
8712 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
8714 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
8715 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
8716 * dojump.c (clear_pending_stack_adjust): Likewise.
8717 * print-tree.c (print_node): Ignore DECL_INLINE.
8718 * tree-inline.c (inlinable_function_p): Likewise.
8720 2008-07-25 Michael Meissner <gnu@the-meissners.org>
8722 * doc/extend.texi (hot attribute): Document that the hot attribute
8723 turns on -O3 for some ports.
8724 (cold attribute): Document that the cold attribute turns on -Os
8727 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
8728 reflect function specific option support.
8730 * target.h (struct target_option_hooks): Add fields to say whether
8731 the cold attribute implies -Os and the hot attribute implies -O3.
8733 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
8734 By default, do not turn on -Os for cold functions.
8735 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
8736 not turn on -O3 for hot functions.
8738 * c-common.c (handle_hot_attribute): Use target hook to determine
8739 if hot functions should enable -O3.
8740 (handle_cold_attribute): Use target hook to determine if cold
8741 functions should enable -Os.
8743 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
8744 (override_options): Move disable scheduling to
8745 optimization_options.
8746 (optimization_options): Disable scheduling here, not
8748 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
8749 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
8751 * config/ia64/ia64.c (ia64_override_options): Move setting
8752 scheduling flags to ia64_optimization_options.
8753 (ia64_optimization_options): Disable scheduling options here, and
8754 not in ia64_override_options.
8755 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
8756 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
8758 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
8761 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
8763 2008-07-25 Martin Jambor <mjambor@suse.cz>
8765 PR tree-optimization/36926
8766 * ipa-prop.c (ipa_analyze_call_uses): Call
8767 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
8769 2008-07-25 Joseph Myers <joseph@codesourcery.com>
8771 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
8772 movv2si_internal): Add mem = reg alternative.
8774 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
8777 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
8778 DEFAULT_PCC_STRUCT_RETURN to 127.
8780 2008-07-24 Jan Hubicka <jh@suse.cz>
8782 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
8783 (build_cgraph_edges): Likewise.
8784 * cgraph.c (cgraph_node): Do not update assembler hash.
8785 (cgraph_remove_node): Drop non-unit-at-a-time code.
8786 * tree-pass.h (pass_O0_always_inline): Remove.
8787 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
8788 * toplev.c (process_options): Flag unit-at-a-time does not imply
8790 * cgraphunit.c: Update comments.
8791 (decide_is_function_needed): Drop non-unit-at-a-time mode.
8792 (cgraph_assemble_pending_functions): Remove.
8793 (cgraph_reset_node): Drop non-unit-at-a-time code.
8794 (cgraph_finalize_function): Likewise.
8795 (cgraph_analyze_function): Likewise.
8796 (cgraph_finalize_compilation_unit): Likewise.
8797 (cgraph_expand_function): Likewise.
8798 (cgraph_optimize): Likesise.
8799 (save_inline_function_body): Likewise.
8800 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
8801 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
8802 * ipa-inline.c: Update comments.
8803 (enum inlining_mode): remove INLINE_SPEED.
8804 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
8805 (cgraph_mark_inline_edge): Likewise.
8806 (try_inline): Likewise.
8807 (cgraph_decide_inlining_incrementally): Likewise.
8808 (cgraph_gate_inlining): Remove.
8809 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
8810 (cgraph_gate_early_inlining): Likewise.
8811 (gate_inline_passes): Remove.
8812 (pass_inline_parameters, pass_ipa_inline): Remove gates.
8813 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
8814 pass_O0_always_inline): Remove.
8815 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
8816 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
8817 * opts.c (no_unit_at_a_time_default): Remove.
8818 (decode_options): Remove flag_unit_at_a_time reset and warning.
8819 * opts.h (no_unit_at_a_time_default): Remove.
8820 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
8821 early in GNU dialect.
8822 (merge_decls): Update comment; drop unit-at-a-time check.
8823 (finish_decl): Likewise.
8824 (grok_declaration): Remove flag_inline_trees code.
8825 (finish_functions): Return on function returning non-void on all
8827 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
8828 * cfgexpand.c (expand_one_static_var): Remove.
8829 (expand_one_var): Remove expand_one_static_var call.
8830 (expand_used_vars_for_block): Remove flag_unit_a_time check.
8831 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
8832 and flag_unit_at_a-time compatibility checks.
8833 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
8834 * tree-inline.c (flag_inline_trees): Remove.
8835 (inlinable_function_p): Don't check it.
8836 (expand_call_inline): Remove non-unit-at-a-time code.
8837 * tree-inline.h (flag_inline_trees): Remove.
8838 * tree-optimize.c (execute_early_local_optimizations): Remove
8839 unit-at-a-time checks.
8840 (tree_rest_of_compilation): Likewise.
8841 * combine.c (setup_incoming_promotions): Likewise.
8842 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
8843 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
8844 * passes.c (pass_inline_parameters): Update comments; remove
8845 O0_alwaysinline pass.
8846 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
8847 (execute_one_pass): Likewise.
8848 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
8849 (ix86_function_sseregparm): Likewise.
8850 * arm.c (arm_function_in_section_p): Likewise.
8851 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
8852 * varpool.c: Update comments.
8853 (decide_is_variable_needed): Remove unit-at-a-time checks.
8854 (varpool_finalize_decl): Likewise.
8856 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
8858 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
8860 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
8862 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
8864 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
8865 imp symbol extension.
8867 2008-07-23 Ian Lance Taylor <iant@google.com>
8869 * tree-vrp.c (infer_value_range): Ignore asm statements when
8870 looking for memory accesses for -fdelete-null-pointer-checks.
8872 2008-07-24 Ben Elliston <bje@au.ibm.com>
8874 * config/spu/spu-c.c (__vector_keyword): New variable.
8875 (vector_keyword): Likewise.
8876 (spu_categorize_keyword): New function.
8877 (spu_macro_to_expand): Likewise.
8878 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
8879 compiling an ISO C dialect.
8881 2008-07-24 Ben Elliston <bje@au.ibm.com>
8883 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
8886 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
8888 * configure: Regenerate.
8889 * configure.ac: Require texinfo 4.7.
8890 * doc/install.texi: Document texinfo 4.7 requirement.
8892 2008-07-23 Martin Jambor <mjambor@suse.cz>
8894 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
8895 rather than for DECL_SAVED_TREE.
8896 * ipa-prop.c: Include diagnostic.h.
8897 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
8899 (ipa_detect_param_modifications): Function rewritten from scratch.
8900 (ipa_compute_jump_functions): Changed accesses to modification flags.
8901 (ipa_free_node_params_substructures): Update flags destruction.
8902 (ipa_node_duplication_hook): Update flags duplication.
8903 (ipa_print_all_params_modified): Updated flag access.
8904 * ipa-prop.h (struct ipa_param_flags): New structure.
8905 (struct ipa_node_params): New field modification_analysis_done,
8906 modified_flags changed into param_flags.
8907 (ipa_is_ith_param_modified): Changed to use new flags.
8908 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
8910 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
8911 ipa-cp.c and split into two functions.
8912 (ipa_print_node_jump_functions): New function.
8913 (compute_scalar_jump_functions): New function.
8914 (type_like_member_ptr_p): New function.
8915 (compute_pass_through_member_ptrs): New function.
8916 (fill_member_ptr_cst_jump_function): New function.
8917 (determine_cst_member_ptr): New function.
8918 (compute_cst_member_ptr_arguments): New function.
8919 (ipa_compute_jump_functions): Complete rewrite.
8920 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
8921 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
8922 (struct ipa_member_ptr_cst): New structure.
8923 (union jump_func_value): New field member_cst.
8924 * ipa-cp.c (ipcp_lat_is_insertable): New function.
8925 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
8926 jump function types.
8927 (ipcp_print_all_lattices): Slight fprintf rearrangement.
8928 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
8929 instead of ipcp_print_all_jump_functions.
8930 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
8931 only for replacable scalars.
8933 * doc/invoke.texi (Optimize options): Add description of
8934 -findirect-inlining.
8935 * common.opt (flag_indirect_inlining): New flag.
8936 * opts.c (decode_options): Set flag_indirect_inlining when
8939 * ipa-inline.c: Include ipa-prop.h.
8940 (inline_indirect_intraprocedural_analysis): New function.
8941 (inline_generate_summary): Allocate parameter and argument info
8942 structures, call inline_indirect_intraprocedural_analysis on each
8943 node when doing indirect inlining and deallocate indirect inlining
8944 data structures in the end.
8945 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
8946 (free_all_ipa_structures_after_iinln): New function.
8947 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
8949 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
8951 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
8952 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
8953 of computing the frequency separately.
8954 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
8955 of computing the frequency separately.
8956 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
8957 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
8958 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
8959 (ipa_get_stmt_member_ptr_load_param): New function.
8960 (ipa_is_ssa_with_stmt_def): New function.
8961 (ipa_note_param_call): New function.
8962 (ipa_analyze_call_uses): New function.
8963 (ipa_analyze_stmt_uses): New function.
8964 (ipa_analyze_params_uses): New function.
8965 (ipa_free_node_params_substructures): Also free the param_calls linked
8967 (ipa_node_duplication_hook): Also duplicate the param_calls
8969 (ipa_print_node_param_flags): New function.
8970 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
8971 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
8972 * ipa-prop.h (struct ipa_param_flags): New field called.
8973 (struct ipa_param_call_note): New structure.
8974 (struct ipa_node_params): New fields param_calls and
8976 (ipa_is_ith_param_called): New function.
8977 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
8978 ipa_analyze_params_uses and dump parameter flags.
8980 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
8981 ipa_propagate_indirect_call_infos if performing indirect inlining,
8982 pass a new parameter new_edges to it.
8983 (add_new_edges_to_heap): New fucntion.
8984 (cgraph_decide_inlining_of_small_functions): New vector
8985 new_indirect_edges for newly found indirect edges , call
8986 ipa_propagate_indirect_call_infos after inlining.
8987 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
8988 inlining if performing indirect inlining. Call
8989 free_all_ipa_structures_after_iinln when doing so too.
8990 (inline_generate_summary): Do not call
8991 free_all_ipa_structures_after_iinln here.
8992 * ipa-prop.c (update_jump_functions_after_inlining): New function.
8993 (print_edge_addition_message): New function.
8994 (update_call_notes_after_inlining): New function.
8995 (propagate_info_to_inlined_callees): New function.
8996 (ipa_propagate_indirect_call_infos): New function.
8997 * ipa-prop.h: Include cgraph.h
8998 (struct ipa_param_call_note): Fields reordered, new field processed.
8999 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
9001 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
9002 rediscovered call statements.
9003 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
9004 (dump_cgraph_node): Dump also the indirect_call flag.
9005 (cgraph_clone_edge): Copy also the indirect_call flag.
9006 * tree-inline.c (copy_bb): Do not check for fndecls from call
9007 expressions, check for edge availability when moving clones.
9008 (get_indirect_callee_fndecl): New function.
9009 (expand_call_inline): If callee declaration is not apprent from
9010 the statement, try calling get_indirect_callee_fndecl. Do not
9011 issue warnings or call sorry when not inlinings an indirect edge.
9012 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
9014 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
9015 bit more frandly to matching.
9016 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
9017 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
9018 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
9020 2008-07-23 Michael Meissner <gnu@the-meissners.org>
9023 * opth-gen.awk: Suppress function specific features when building
9025 * optc-gen.awk: Ditto.
9027 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9030 * diagnostic.c (pedwarn): Add opt parameter.
9032 * c-tree.h (pedwarn_init): Add opt parameter.
9033 (pedwarn_c90): Likewise.
9034 (pedwarn_c99): Likewise.
9035 * c-errors.c (pedwarn_c99): Likewise.
9036 (pedwarn_c90): Likewise.
9037 * toplev.h (pedwarn): Update declaration.
9038 (pedwarn0): Declare.
9039 * c-lex.c: All calls to pedwarn changed.
9040 * builtins.c: All calls to pedwarn changed.
9041 * toplev.c: All calls to pedwarn changed.
9042 * c-decl.c: All calls to pedwarn changed.
9043 * c-typeck.c: All calls to pedwarn changed.
9044 * c-common.c: All calls to pedwarn changed.
9045 * c-parser.c: All calls to pedwarn changed.
9047 2008-07-23 Michael Meissner <gnu@the-meissners.org>
9048 Karthik Kumar <karthikkumar@gmail.com>
9050 * attribs.c (file scope): Include c-common.h.
9051 (decl_attributes): Add support for #pragma GCC optimize and
9054 * targhooks.c (default_can_inline_p): New function that is the
9055 default for the TARGET_CAN_INLINE_P target hook.
9057 * targhooks.h (default_can_inline_p): Add declaration.
9059 * tree.c (cl_optimization_node): New static tree for building
9060 OPTIMIZATION_NODE tree.
9061 (cl_target_option_node): New static tree for building
9062 TARGET_OPTION_NODE tree.
9063 (cl_option_hash_table): New hash table for hashing
9064 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
9065 (cl_option_hash_hash): New function to provide the hash value for
9066 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
9067 (cl_option_hash_eq): New function to provide an equality test for
9068 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
9069 (tree_code_size): Add support for OPTIMIZATION_NODE and
9070 TARGET_OPTION_NODE trees.
9071 (tree_code_structure): Add support for OPTIMIZATION_NODE and
9072 TARGET_OPTION_NODE trees.
9073 (build_optimization_node): Build a tree that has all of the
9074 current optimization options.
9075 (build_target_option_node): Build a tree that has the target
9076 options that might be changed on a per function basis.
9078 * tree.h (file scope): Include options.h.
9079 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
9080 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
9081 (TREE_OPTIMIZATION): Ditto.
9082 (TREE_TARGET_SPECIFIC): Ditto.
9083 (struct tree_function_decl): Add fields for remembering the
9084 current optimization options and target specific options.
9085 (struct tree_optimization_option): New tree variant that remembers
9086 the optimization options.
9087 (struct tree_target_option): New tree variant that remembers the
9088 target specific flags that might change for compiling a particular
9090 (union tree_node): Include tree_optimization_option and
9091 tree_target_option fields.
9092 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
9093 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
9094 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
9095 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
9096 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
9097 optimization and target options.
9098 (optimization_default_node): New macro to refer to global_trees
9100 (optimization_current_node): Ditto.
9101 (optimization_cold_node): Ditto.
9102 (optimization_hot_node): Ditto.
9103 (target_option_default_node): Ditto.
9104 (target_option_current_node): Ditto.
9105 (current_option_pragma): Ditto.
9106 (current_optimize_pragma): Ditto.
9108 * target.h (struct gcc_target): Add valid_option_attribute_p,
9109 target_option_save, target_option_restore, target_option_print,
9110 target_option_pragma_parse, and can_inline_p hooks.
9112 * toplev.h (parse_optimize_options): Add declaration.
9113 (fast_math_flags_struct_set_p): Ditto.
9115 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
9116 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
9119 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
9120 tree_can_inline_p hook to see if one function can inline another.
9121 (cgraph_decide_inlining): Ditto.
9122 (cgraph_decide_inlining_incrementally): Ditto.
9124 * opts.c (decode_options): Add support for running multiple times
9125 to allow functions with different target or optimization options
9126 than was specified on the command line.
9127 (fast_math_flags_struct_set_p): New function that is similar to
9128 fast_math_flags_set_p, except it uses the values in the
9129 cl_optimization structure instead of global variables.
9131 * optc-gen.awk: Add support for TargetSave to allow a back end to
9132 declare new fields that need to be saved when using function
9133 specific options. Include flags.h and target.h in the options.c
9134 source. Add support for Save to indicate which options can be set
9135 for individual functions. Generate cl_optimize_save,
9136 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
9137 cl_target_option_restore, cl_target_option_print functions to
9138 allow functions to use different optimization or target options.
9140 * opt-functions.awk (var_type_struct): Return the type used for
9141 storing the field in a structure.
9143 * opth-gen.awk: Add support for TargetSave to allow a back end to
9144 declare new fields that need to be saved when using function
9145 specific options. Add support for Save to indicate which options
9146 can be set for individual functions. Only generate one extern for
9147 Mask fields. Generate cl_optimization and cl_target_option
9148 structures to remember optimization and target options.
9150 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
9151 collecting new tree nodes.
9152 (TS_TARGET_OPTION): Ditto.
9154 * c-decl.c (merge_decls): Merge function specific target and
9155 optimization options.
9157 * function.c (invoke_set_current_function_hook): If the function
9158 uses different optimization options, change the global variables
9161 * coretypes.h (struct cl_optimization): Add forward reference.
9162 (struct cl_target_option): Ditto.
9164 * c-pragma.c (option_stack): New static vector to remember the
9165 current #pragma GCC option stack.
9166 (handle_pragma_option): New function to support #pragma GCC option
9167 to change target options.
9168 (optimize_stack): New static vector to remember the current
9169 #pragma GCC optimize stack.
9170 (handle_pragma_optimize): New function to support #pragma GCC
9171 optimize to change optimization options.
9172 (init_pragma): Add support for #pragma GCC optimize and #pragma
9175 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
9176 optimization options.
9177 (TARGET_OPTION_NODE): New tree code for remembering certain target
9180 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
9181 TARGET_OPTION_NODE trees.
9183 * common.opt (-O): Add Optimization flag.
9185 (-fmath-errno): Ditto.
9186 (-falign-functions): Add UInteger flag to make sure flag gets full
9187 int in cl_optimization structure.
9188 (-falign-jumps): Ditto.
9189 (-falign-labels): Ditto.
9190 (-falign-loops): Ditto.
9191 (-fsched-stalled-insns): Ditto.
9192 (-fsched-stalled-insns-dep): Ditto.
9194 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
9196 (TARGET_OPTION_SAVE): Ditto.
9197 (TARGET_OPTION_RESTORE): Ditto.
9198 (TARGET_OPTION_PRINT): Ditto.
9199 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
9200 (TARGET_CAN_INLINE_P): Ditto.
9201 (TARGET_INITIALIZER): Add new hooks.
9203 * tree-inline.c (tree_can_inline_p): New function to determine
9204 whether one function can inline another. Check if the functions
9205 use compatible optimization options, and also call the backend
9208 * tree-inline.h (tree_can_inline_p): Add declaration.
9210 * c-common.c (c_common_attribute): Add support for option and
9211 optimize attributes.
9212 (handle_option_attribute): Add support for the option attribute to
9213 allow the user to specify different target options for compiling a
9215 (handle_optimize_attribute): Add support for the optimize
9216 attribute to allow the user to specify different optimization
9217 options for compiling a specific function.
9218 (handle_hot_attribute): Turn on -O3 optimization for this one
9219 function if it isn't the default optimization level.
9220 (handle_cold_attribute): Turn on -Os optimization for this one
9221 function if it insn't the default optimization.
9222 (const_char_p): New const char * typedef.
9223 (optimize_args): New static vector to remember the optimization
9225 (parse_optimize_options): New function to set up the optimization
9226 arguments from either the optimize attribute or #pragma GCC optimize.
9228 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
9229 (builtin_define_std): Ditto.
9231 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
9232 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
9233 (x86_64-*-*): Ditto.
9235 * Makefile.in (TREE_H): Add options.h.
9236 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
9238 * doc/extend.texi (option attribute): Document new attribute.
9239 (optimize attribute): Ditto.
9240 (hot attribute): Document hot attribute sets -O3.
9241 (cold attribute): Document cold attribute sets -Os.
9242 (#pragma GCC option): Document new pragma.
9243 (#pragma GCC optimize): Ditto.
9245 * doc/options.texi (TargetSave): Document TargetSave syntax.
9246 (UInteger): Document UInteger must be used for certain flags.
9247 (Save): Document Save option to create target specific options
9248 that can be saved/restored on a function specific context.
9250 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
9251 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
9253 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
9254 (TARGET_OPTION_SAVE): Ditto.
9255 (TARGET_OPTION_RESTORE): Ditto.
9256 (TARGET_OPTION_PRINT): Ditto.
9257 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
9258 (TARGET_CAN_INLINE_P): Ditto.
9260 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
9262 (-mfpmath=both): Ditto.
9264 2008-07-23 Michael Meissner <gnu@the-meissners.org>
9265 Karthik Kumar <karthikkumar@gmail.com>
9267 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
9268 (TARGET_POPCNT): Ditto.
9269 (TARGET_SAHF): Ditto.
9270 (TARGET_AES): Ditto.
9271 (TARGET_PCLMUL): Ditto.
9272 (TARGET_CMPXCHG16B): Ditto.
9273 (TARGET_RECIP): Move switch into target_flags.
9274 (TARGET_FUSED_MADD): Ditto.
9275 (ix86_arch_features): Make an unsigned char type.
9276 (ix86_tune_features): Ditto.
9277 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
9278 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
9279 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
9281 * config/i386/i386.opt (arch): New TargetSave field to define
9282 fields that need to be saved for function specific option support.
9285 (branch_cost): Ditto.
9286 (ix86_isa_flags_explicit): Ditto.
9287 (tune_defaulted): Ditto.
9288 (arch_specified): Ditto.
9289 (-m128-long-double): Add Save flag to save option for target
9290 specific option support.
9292 (-maccumulate-outgoing-args): Ditto.
9293 (-malign-double): Ditto.
9294 (-malign-stringops): Ditto.
9295 (-mfancy-math-387): Ditto.
9296 (-mhard-float): Ditto.
9298 (-minline-all-stringops): Ditto.
9299 (-minline-stringops-dynamically): Ditto.
9300 (-mms-bitfields): Ditto.
9301 (-mno-align-stringops): Ditto.
9302 (-mno-fancy-math-387): Ditto.
9303 (-mno-push-args): Ditto.
9304 (-mno-red-zone): Ditto.
9305 (-mpush-args): Ditto.
9306 (-mred-zone): Ditto.
9308 (-msseregparm): Ditto.
9309 (-mstack-arg-probe): Ditto.
9324 (-mrecip): Move flag into target_flags.
9326 (-mno-fused-madd): Ditto.
9327 (-mfused-madd): Ditto.
9328 (-mabm): Move flag into ix86_isa_flags.
9335 * config/i386/i386-c.c: New file for #pragma support.
9336 (ix86_target_macros_internal): New function to #define or #undef
9337 target macros based when the user uses the #pragma GCC option to
9338 change target options.
9339 (ix86_pragma_option_parse): New function to add #pragma GCC option
9341 (ix86_target_macros): Move defining the target macros here from
9342 TARGET_CPU_CPP_BUILTINS in i386.h.
9343 (ix86_register_pragmas): Register the #pragma GCC option hook. If
9344 defined, initialize any subtarget #pragmas.
9346 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
9347 REGISTER_TARGET_PRAGMAS.
9349 * config/i386/t-i386: New file for x86 dependencies.
9350 (i386.o): Make dependencies mirror the include files used.
9351 (i386-c.o): New file, add dependencies.
9353 * config/i386/i386-protos.h (override_options): Add bool argument.
9354 (ix86_valid_option_attribute_tree): Add declaration.
9355 (ix86_target_macros): Ditto.
9356 (ix86_register_macros): Ditto.
9358 * config/i386/i386.c (ix86_tune_features): Move initialization of
9359 the target masks to initial_ix86_tune_features to allow functions
9360 to have different target options. Make type unsigned char,
9361 instead of unsigned int.
9362 (initial_ix86_tune_features): New static vector to hold processor
9363 masks for the tune variables.
9364 (ix86_arch_features): Move initialization of the target masks to
9365 initial_ix86_arch_features to allow functions to have different
9366 target options. Make type unsigned char, instead of unsigned int.
9367 (initial_ix86_arch_features): New static vector to hold processor
9368 masks for the arch variables.
9369 (enum ix86_function_specific_strings): New enum to describe the
9370 string options used for attribute((option(...))).
9371 (ix86_target_string): New function to return a string that
9372 describes the target options.
9373 (ix86_debug_options): New function to print the current options in
9375 (ix86_function_specific_save): New function hook to save the
9376 function specific global variables in the cl_target_option structure.
9377 (ix86_function_specific_restore): New function hook to restore the
9378 function specific variables from the cl_target_option structure to
9379 the global variables.
9380 (ix86_function_specific_print): New function hook to print the
9381 target specific options in the cl_target_option structure.
9382 (ix86_valid_option_attribute_p): New function hook to validate
9383 attribute((option(...))) arguments.
9384 (ix86_valid_option_attribute_tree): New function that is common
9385 code between attribute((option(...))) and #pragma GCC option
9386 support that parses the options and returns a tree holding the options.
9387 (ix86_valid_option_attribute_inner_p): New helper function for
9388 ix86_valid_option_attribute_tree.
9389 (ix86_can_inline_p): New function hook to decide if one function
9390 can inline another on a target specific basis.
9391 (ix86_set_current_function); New function hook to switch target
9392 options if the user used attribute((option(...))) or #pragma GCC
9394 (ix86_tune_defaulted): Move to static file scope from
9396 (ix86_arch_specified): Ditto.
9397 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
9399 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
9400 (OPTION_MASK_ISA_ABM_SET): Ditto.
9401 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
9402 (OPTION_MASK_ISA_CX16_SET): Ditto.
9403 (OPTION_MASK_ISA_SAHF_SET): Ditto.
9404 (OPTION_MASK_ISA_AES_UNSET): Ditto.
9405 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
9406 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
9407 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
9408 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
9409 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
9410 (struct ptt): Move to static file scope from override_options.
9411 (processor_target_table): Ditto.
9413 (ix86_handle_option): Add support for options that are now isa options.
9414 (override_options): Add support for declaring functions that
9415 support different target options than were specified on the
9416 command line. Move struct ptt, processor_target_table, cpu_names,
9417 ix86_tune_defaulted, ix86_arch_specified to static file scope.
9418 Add bool argument. Fix up error messages so the appropriate error
9419 is given for either command line or attribute.
9420 (ix86_previous_fndecl): New static to remember previous function
9421 declaration to see if we need to change target options.
9422 (ix86_builtins_isa): New array to record the ISA of each builtin
9424 (def_builtin): Always create the builtin function, even if the
9425 current ISA doesn't support it.
9426 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
9427 tests for those builtins.
9428 (ix86_init_builtins): Remove TARGET_MMX test for calling
9429 ix86_init_mmx_sse_builtins.
9430 (ix86_expand_builtin): If the current ISA doesn't support a given
9431 builtin, signal an error.
9432 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
9433 (TARGET_SET_CURRENT_FUNCTION): Ditto.
9434 (TARGET_OPTION_SAVE): Ditto.
9435 (TARGET_OPTION_RESTORE): Ditto.
9436 (TARGET_OPTION_PRINT): Ditto.
9437 (TARGET_CAN_INLINE_P): Ditto.
9439 2008-07-22 Rafael Ãvila de EspÃÂndola <espindola@google.com>
9441 * c-typeck.c (build_external_ref): Don't call assemble_external.
9442 * final.c (output_operand): Call assemble_external.
9444 2008-07-21 DJ Delorie <dj@redhat.com>
9446 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
9447 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
9449 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9451 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
9452 original insn and splitter contents into ...
9453 ("*div<mode>3_fast"): ... this new pattern. Enable only if
9454 flag_unsafe_math_optimizations. Add dummy scratch register.
9455 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
9456 !flag_unsafe_math_optimizations. Returns number with next
9457 highest magnitude if this is still less or equal to the true
9458 quotient in magnitude.
9460 2008-07-21 Rafael Ãvila de EspÃÂndola <espindola@google.com>
9462 * Makefile.in: Replace toplev.h with TOPLEV_H.
9463 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
9464 * c-lex.c (fe_file_change): Don't set in_system_header.
9465 * c-parser.c (c_token): Remove in_system_header.
9466 (c_lex_one_token): Don't set in_system_header.
9467 (c_parser_set_source_position_from_token): Don't set in_system_header.
9468 * diagnostic.c (diagnostic_report_diagnostic): Use location from
9471 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
9472 * flags.h (in_system_header): Remove.
9473 * function.c (saved_in_system_header): Remove.
9474 (push_cfun): Don't set in_system_header.
9475 (pop_cfun): Don't set in_system_header.
9476 (push_struct_function): Don't set in_system_header.
9477 * input.h (expanded_location): Add sysp.
9478 (in_system_header_at): New.
9479 (in_system_header): New.
9480 * toplev.c (in_system_header): Remove.
9481 * toplev.h: Include input.h
9483 * tree-cfg.c (execute_warn_function_return): Call warning_at.
9484 * tree-ssa.c (warn_uninit): Call warning_at.
9485 (warn_uninitialized_var): Update calls to warn_uninit.
9486 (warn_uninitialized_phi): Update calls to warn_uninit.
9487 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
9488 (expand_location): Initialize xloc.sysp.
9489 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
9490 (tree_decl_with_vis): Remove in_system_header_flag.
9492 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
9495 * recog.c (asm_operand_ok): Change the order of the extra
9496 memory constraint checks.
9498 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
9501 * tree-switch-conversion.c (build_one_array): Call
9502 varpool_mark_needed_node and varpool_finalize_decl
9503 instead of assemble_variable.
9505 2008-07-19 Jan Hubicka <jh@suse.cz>
9507 * cgraph.c (cgraph_add_new_function): Do early local passes.
9508 * tree-nrv.c (gate_pass_return_slot): New gate.
9509 (pass_nrv): Add the gate.
9510 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
9512 (coalesce_ssa_name): Coalesce SSA names.
9513 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
9514 not optimizing so unused user vars remains visible.
9515 * common.opt (flag_tree_ter): Always enable by default.
9516 * tree-ssa-ter.c: Include flags.h
9517 (is_replaceable_p): Check that locations match; when aliasing
9518 is missing be conservative about loads.
9519 * tree-optimize.c (gate_init_datastructures): Remove.
9520 (pass_init_datastructures): New.
9521 * passes.c: Reorder passes so we always go into SSA.
9523 2008-07-19 Jan Hubicka <jh@suse.cz>
9525 * doc/extend.texi (flatten attribute): Remove note about
9527 * doc/invoke.texi (--combine): Likewise.
9528 (-finline-functions-called-once): Update levels when enabled.
9529 (-funit-at-a-time): Document new behaviour.
9530 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
9531 -fno-section-anchors when disabled explicitly.
9532 (inline params): They are not ignored now.
9533 (precompiled headers): Remove unit-at-a-time as being incompatible.
9534 * opts.c (decode_options): Handle unit-at-a-time as alias;
9535 imply -fno-section-anchors when toplevel reorder is disabled
9537 * common.opt (ftoplevel-reorder): Set default value to 2.
9538 (funit-at-a-time): Set default value to 1.
9539 * config/rs6000/rs6000.c (optimization_options): Set section anchors
9542 2008-07-19 Jan Hubicka <jh@suse.cz>
9544 * builtins.c (expand_builtin_int_roundingfn,
9545 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
9548 2008-07-19 Richard Guenther <rguenther@suse.de>
9551 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
9552 * tree-ssa-sccvn.c (get_constant_value_id): New function.
9553 * tree-ssa-pre.c (get_expr_value_id): For newly created
9554 constant value-ids make sure to add the expression to its
9557 2008-07-19 Jakub Jelinek <jakub@redhat.com>
9560 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
9561 return value of the builtin is ignored.
9563 2008-07-19 Olivier Hainque <hainque@adacore.com>
9565 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
9566 bits, a C conformant malloc implementation has to provide.
9567 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
9569 2008-07-19 Joseph Myers <joseph@codesourcery.com>
9573 * reload.c (find_reloads_subreg_address): Only reload address if
9574 reloaded == 0, not for reloaded != 1.
9577 2008-07-16 Joseph Myers <joseph@codesourcery.com>
9578 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
9579 (m32c_legitimate_address_p): Handle "++rii" addresses created by
9580 m32c_legitimize_reload_address.
9582 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
9583 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
9584 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
9586 2008-07-19 Olivier Hainque <hainque@adacore.com>
9588 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
9589 argument, saying whether nested array are to be collapsed
9590 into a single array type DIE with multiple subscripts.
9591 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
9592 issues, centralize the nested array types collapsing control and
9593 disable the transformation for Ada.
9595 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
9598 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
9600 (x86_64_shift_adj_2): New expander.
9601 (x86_64_shift_adj_3): Ditto.
9602 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
9603 to split TImode operands.
9604 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
9605 (ix86_split_lshr): Ditto.
9607 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
9609 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
9610 and __CHAR32_TYPE__.
9611 * c-typeck.c (digest_init): Support char16_t and char32_t.
9612 (set_nonincremental_init_from_string): Idem.
9614 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
9617 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
9618 PREFERRED_STACK_BOUNDARY.
9619 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
9621 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
9624 * function.c (locate_and_pad_parm): Cap boundary earlier.
9626 2008-07-17 Julian Brown <julian@codesourcery.com>
9628 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
9629 no-op for targets which don't use DLLs.
9631 2008-07-17 Martin Jambor <mjambor@suse.cz>
9633 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
9634 that nodes are relevant by examining the node->analyzed flag.
9635 (ipcp_init_stage): Check which nodes are relevant, assert that the
9636 relevant ones are also required.
9637 (ipcp_propagate_stage): Check on the side arrays are properly
9639 (ipcp_print_all_jump_functions): Make sure not to touch any node
9640 that is not analyzed or an edge that does not have a corresponding
9641 entry in the on-the-side vectors.
9642 (ipcp_function_scale_print): Likewise.
9643 (ipcp_update_callgraph): Check that the node is relevant.
9644 (ipcp_insert_stage): Check that the node is relevant. Check there is
9645 an info for every node and edge.
9646 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
9647 (ipa_print_all_tree_maps): Likewise and a new variable info.
9648 (ipa_print_all_params_modified): Likewise.
9649 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
9651 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
9654 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
9656 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
9658 PR rtl-optimization/36753
9659 * fwprop.c (use_killed_between): Don't shortcut
9660 single-definition global registers.
9662 2008-07-16 Jan Hubicka <jh@suse.cz>
9664 * cgraph.h (varpool_empty_needed_queue): Declare.
9665 * cgraphunit.c (output_in_order): Mark all variables as needed;
9667 * varpool.c (varpool_assemble_node): Update debug queue.
9668 (varpool_assemble_pending_decls): Don't do it here.
9669 (varpool_empty_needed_queue): New function.
9671 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9673 * recog.c (peephole2_optimize): Fix formatting.
9675 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9677 * c-pch.c (get_ident): Avoid C++ keywords.
9678 * combine-stack-adj.c (single_set_for_csa): Likewise.
9679 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
9680 output_asm_insn): Likewise.
9681 * reload.c (push_secondary_reload, find_reusable_reload,
9682 push_reload, combine_reloads, find_reloads,
9683 debug_reload_to_stream): Likewise.
9684 * reload.h (struct reload): Likewise.
9685 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
9686 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
9687 emit_output_reload_insns): Likewise.
9688 * targhooks.c (default_secondary_reload): Likewise.
9689 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
9691 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9693 * recog.c (validate_change_1, validate_change,
9694 validate_unshare_change, validate_replace_rtx_1, struct
9695 funny_match, constrain_operands, peephole2_optimize): Avoid C++
9697 * reload.c (push_secondary_reload, secondary_reload_class,
9698 scratch_reload_class, find_valid_class, find_reusable_reload,
9699 push_reload, find_dummy_reload, find_reloads_address_1,
9700 find_reloads_address_part, find_equiv_reg): Likewise.
9701 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
9702 choose_reload_regs): Likewise.
9703 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
9705 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
9706 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
9707 * sched-rgn.c (concat_INSN_LIST): Likewise.
9708 * stor-layout.c (mode_for_size, mode_for_size_tree,
9709 smallest_mode_for_size): Likewise.
9711 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9713 * cfg.c (dump_reg_info): Avoid C++ keywords.
9714 * dwarf2asm.c (dw2_force_const_mem,
9715 dw2_asm_output_encoded_addr_rtx): Likewise.
9716 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
9717 * expmed.c (expand_shift): Likewise.
9718 * global.c (find_reg): Likewise.
9719 * graph.c (draw_edge): Likewise.
9720 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
9721 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
9722 widen_clz, widen_bswap, expand_parity, expand_unop,
9723 emit_cmp_and_jump_insn_1): Likewise.
9724 * postreload.c (reload_cse_simplify_operands): Likewise.
9725 * ra.h (add_neighbor): Likewise.
9726 * reg-stack.c (remove_regno_note, change_stack): Likewise.
9727 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
9728 record_reg_classes, copy_cost, record_address_regs,
9729 invalid_mode_change_p): Likewise.
9730 * regrename.c (regrename_optimize, scan_rtx_reg,
9731 dump_def_use_chain, find_oldest_value_reg,
9732 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
9734 2008-07-16 David Edelsohn <edelsohn@gnu.org>
9736 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
9737 MASK_POWERPC64 for power4 in previous commit.
9739 2008-07-16 Olivier Hainque <hainque@adacore.com>
9741 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
9742 instead of bare conversion to cast const-ness away.
9744 2008-07-16 Anatoly Sokolov <aesok@post.ru>
9746 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
9747 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
9748 * config/xtensa/xtensa.c (xtensa_function_value): New function.
9749 (TARGET_FUNCTION_VALUE): Define.
9751 2008-07-16 David Edelsohn <edelsohn@gnu.org>
9753 * config/rs6000/rs6000.c (processor_target_table): Add
9754 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
9756 2008-07-16 Joseph Myers <joseph@codesourcery.com>
9759 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
9760 (m32c_legitimate_address_p): Handle "++rii" addresses created by
9761 m32c_legitimize_reload_address.
9763 2007-07-16 Rafael Ãvila de EspÃÂndola <espindola@google.com>
9765 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
9766 DECL_IN_SYSTEM_HEADER in sync.
9768 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
9770 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
9771 * tree-ssa-pre.c (pre_expr_eq): Ditto
9772 (get_constant_for_value_id): Take a type as an argument.
9773 (fully_constant_expression): Pass in type.
9774 (find_or_generate_expression): Short circuit constant case.
9775 (create_expression_by_pieces): Remove special casing of
9777 (do_regular_insertion): Short circuit constant case.
9778 (do_partial_partial_insertion): Ditto.
9780 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
9783 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
9785 2008-07-15 Bob Wilson <bob.wilson@acm.org>
9787 * config/xtensa/libgcc-xtensa.ver: New file.
9788 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
9790 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9792 * df-problems.c (df_set_note): Avoid C++ keywords.
9793 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
9794 * dse.c (record_store, remove_useless_values): Likewise.
9795 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
9796 gen_reg_rtx_offset, operand_subword, change_address_1,
9797 change_address, adjust_address_1, offset_address,
9798 widen_memory_access, emit_copy_of_insn_after): Likewise.
9799 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
9800 * fwprop.c (should_replace_address, propagate_rtx_1,
9801 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
9803 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
9804 gcse_emit_move_after, update_ld_motion_stores): Likewise.
9805 * lcm.c (compute_insert_delete, pre_edge_lcm,
9806 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
9807 * lower-subreg.c (resolve_reg_notes): Likewise.
9808 * mode-switching.c (optimize_mode_switching): Likewise.
9810 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9812 * bt-load.c (add_btr_def, migrate_btr_def,
9813 branch_target_load_optimize): Avoid C++ keywords.
9814 * caller-save.c (insert_restore, insert_save, insert_one_insn):
9816 * combine.c (subst, simplify_set, make_extraction,
9817 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
9818 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
9819 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
9821 2008-07-15 Richard Guenther <rguenther@suse.de>
9824 * c-common.c (strict_aliasing_warning): Do not warn for
9825 TYPE_REF_CAN_ALIAS_ALL pointers.
9826 (c_common_get_alias_set): may_alias types are not special.
9827 * tree.c (build_pointer_type_for_mode): Look up the may_alias
9828 attribute and set can_ref_all accordingly.
9829 (build_reference_type_for_mode): Likewise.
9830 * doc/extend.texi (may_alias): Clarify.
9832 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
9835 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
9836 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
9838 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
9841 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
9842 gcc_assert, instead call output_operand_lossage.
9844 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
9846 * builtins.c (std_canonical_va_list): Treat structure based
9849 2008-07-15 Ben Elliston <bje@au.ibm.com>
9851 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
9853 2007-07-14 Rafael Ãvila de EspÃÂndola <espindola@google.com>
9855 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
9858 2008-07-14 Jan Hubicka <jh@suse.cz>
9860 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
9861 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
9862 fix predicates and constraints.
9863 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
9864 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
9866 2008-07-14 Doug Kwan <dougkwan@google.com>
9868 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
9869 additional option file arm/eabi.opt.
9870 * config/arm/eabi.h (File): New configuration file for EABI targets.
9871 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
9872 SUBSUBTARGET_EXTRA_SPECS.
9873 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
9874 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
9875 from STARTFILE_SPEC so that it can be referenced in an override.
9876 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
9877 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
9878 can be referenced in an override.
9879 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
9880 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
9881 so that it can be referenced in an override.
9882 (LINK_SPEC): Use BPABI_LINK_SPEC.
9883 * config/arm/eabi.opt (File): New.
9885 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9887 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
9888 (FIXED_VALUE_H): New variable.
9889 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
9890 input.h, fixed-value.h.
9891 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
9892 (BASIC_BLOCK_H): Use $(BITMAP_H).
9893 (FUNCTION_H): Add varray.h.
9894 (IPA_REFERENCE_H): Use $(BITMAP_H).
9895 (CGRAPH_H): Add $(BASIC_BLOCK_H).
9896 (DF_H): Use $(BITMAP_H).
9897 (GGC_H): Add statistics.h.
9899 (INSN_ATTR_H): Use it.
9900 (SYSTEM_H): Add safe-ctype.h, filenames.h.
9902 (SYMTAB_H): Add $(OBSTACK_H).
9903 (CPP_INTERNAL_H): New.
9904 (TREE_DUMP_H): Add tree-pass.h.
9905 (TREE_FLOW_H): Use $(BITMAP_H)
9906 (PRETTY_PRINT_H): Use $(INPUT_H).
9907 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
9910 (many object files): Fix lots of header dependencies throughout.
9912 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9914 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
9916 (s-gtyp-input): Use them to write tmp-gi.list.
9917 (echo_to_gi.list): Remove.
9919 2008-07-14 Richard Guenther <rguenther@suse.de>
9921 * tree-ssa-sccvn.c (pre_info): Remove.
9922 (switch_to_PRE_table): Likewise.
9923 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
9924 (set_hashtable_value_ids): Do not create value-ids for the
9926 (run_scc_vn): Remove double test. Remove bogus special-case
9927 in value-number printing.
9928 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
9929 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
9931 * tree-flow-inline.h (get_value_handle): Remove.
9932 * tree-flow.h (get_value_handle): Remove.
9934 2008-07-14 Martin Jambor <mjambor@suse.cz>
9936 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
9937 in which we generate arithmetics is not a subrange.
9939 2008-07-14 Martin Jambor <mjambor@suse.cz>
9941 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
9943 2008-07-14 Richard Guenther <rguenther@suse.de>
9945 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
9947 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
9950 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
9951 reload for symbol refs moved to r0 with -fPIC.
9952 (legitimize_pic_address): Use the target register as temporary
9954 (emit_symbolic_move): Adjust comment.
9955 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
9958 2008-07-14 Ben Elliston <bje@au.ibm.com>
9960 * c-common.h (C_CPP_HASHNODE): New macro.
9961 * coretypes.h (struct cpp_token): Forward declare.
9962 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
9963 the context-sensitive keyword method.
9964 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
9965 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
9966 expand_bool_pixel): New.
9967 (altivec_categorize_keyword): New function.
9968 (init_vector_keywords): New function.
9969 (rs6000_macro_to_expand): Likewise.
9970 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
9971 compiling an ISO C dialect.
9973 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
9975 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
9976 (create_expression_by_pieces): Fix typo.
9977 (do_regular_insertion): Use debug counter here too.
9979 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
9982 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
9983 CONST_OK_FOR_LETTER_P. All port-local users changed.
9984 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
9985 implement Kp matching power-of-two.
9986 (CONSTRAINT_LEN): Define to match.
9987 * config/cris/cris.md: Replace all use of constraint K with Kc.
9988 ("*btst*): Use Kp for operand 0 of last alternative.
9990 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9993 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
9996 2008-07-13 Jan Hubicka <jh@suse.cz>
9998 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
10001 2008-07-13 Richard Guenther <rguenther@suse.de>
10003 PR middle-end/36811
10004 * langhooks.c (lhd_print_error_function): Deal with recursive
10007 2008-07-12 Jan Hubicka <jh@suse.cz>
10009 * cgraph.c (assembler_name_hash): New static var.
10010 (hash_node_by_assembler_name, eq_assembler_name): New.
10011 (cgraph_node_for_asm): Use hashtable.
10012 (cgraph_remove_node): Maintain hashtable.
10013 (change_decl_assembler_name): Sanity check that names are not changing
10014 after aliasing was processed.
10015 * cgraph.h (varpoon_node): Add next GGC marker.
10016 * tree.c (decl_assembler_name_equal): Constify.
10017 (decl_assembler_name_hash): New.
10018 * tree.h (decl_assembler_name_equal): Constify.
10019 (decl_assembler_name_hash): Update.
10021 2008-07-12 David Daney <ddaney@avtrex.com>
10023 * config/mips/driver-native.c (host_detect_local_cpu): Handle
10024 sb1 and r5000 cpus.
10026 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
10028 * doc/md.texi: Document the MIPS "v" constraint.
10029 * config/mips/mips.h (reg_class): Revert last change.
10030 (REG_CLASS_NAMES): Likewise.
10031 (REG_CLASS_CONTENTS): Likewise.
10032 * config/mips/mips.c (mips_regno_to_class): Likewise.
10033 * config/mips/constraints.md (v): Likewise, but add documentation.
10034 Add a comment to say that this constraint should not be used in
10037 2008-07-11 DJ Delorie <dj@redhat.com>
10039 * config/h8300/h8300.md (length): Fix branch offset limit.
10041 2008-07-11 Anatoly Sokolov <aesok@post.ru>
10043 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
10044 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
10045 (avr_hard_regno_scratch_ok): New function.
10046 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
10047 * config/avr/avr.md (all peepholes that request a scratch register):
10048 Remove avr_peep2_scratch_safe use.
10050 2008-07-11 Tom Tromey <tromey@redhat.com>
10051 Ian Lance Taylor <iant@google.com>
10053 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
10054 (struct c_common_resword): Define.
10055 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
10056 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
10057 (c_common_reswords, num_c_common_reswords): Declare.
10058 * c-common.c (c_common_reswords): New global const array.
10059 (num_c_common_reswords): New const int.
10060 * c-parser.c (struct resword, reswords): Don't define.
10061 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
10062 (c_parse_init): Clarify mask code. Use c_common_reswords rather
10063 than reswords. If warning about C++ keywords, give them a special
10065 (c_lex_one_token): Warn about C++ keywords. Call
10066 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
10067 (c_parser_external_declaration): Look for RID_xxx rather than
10068 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
10069 (c_parser_statement_after_labels): Likewise.
10070 (c_parser_objc_class_instance_variables): Likewise.
10071 (c_parser_objc_class_declaration): Likewise.
10072 (c_parser_objc_try_catch_statement): Likewise.
10073 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
10074 (declspecs_add_type): Likewise.
10076 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
10078 * ggc-page.c (alloc_page):
10079 Substituting xmalloc, xcalloc with
10080 XNEWVEC and XCNEWVAR macros which add the
10083 2008-07-11 Richard Guenther <rguenther@suse.de>
10085 PR tree-optimization/36765
10086 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
10087 aliases from HEAP vars to SMTs.
10089 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10091 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
10092 * configure.ac (loose_warn): Move -Wc++-compat from here...
10093 (strict_warn): ...to here.
10094 * configure: Regenerate.
10096 2008-07-10 Joseph Myers <joseph@codesourcery.com>
10098 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
10099 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
10100 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
10101 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
10102 excluding more specific h8300-*-* and sh-*-* targets.
10104 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
10106 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
10107 (eliminate): Ditto.
10108 (execute_pre): Call loop_optimizer_finalize in early exit.
10110 2008-07-10 Jakub Jelinek <jakub@redhat.com>
10112 PR middle-end/36790
10113 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
10114 uids in the bitmap, not just VAR_DECL uids.
10116 PR rtl-optimization/36419
10117 * combine-stack-adj.c (adjust_frame_related_expr): New function.
10118 (combine_stack_adjustments_for_block): Call it if needed. Delete
10120 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
10121 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
10122 prologue sp adjustment.
10124 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
10127 * opts.c (print_ignored_options): Report postponed diagnostics for
10128 unknown -Wno-* options as warnings, not errors.
10129 (postpone_unknown_option_error): Renamed to...
10130 (postpone_unknown_option_warning): ... this.
10132 2008-07-09 Doug Kwan <dougkwan@google.com>
10135 2008-07-08 Doug Kwan <dougkwan@google.com>
10137 * config/arm/arm.opt (mandroid): New option.
10138 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
10139 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
10141 (CC1PLUS_SPEC): Same.
10143 (STARTFILE_SPEC): Same.
10144 (ENDFILE_SPEC): Same.
10145 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
10148 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
10151 * config/mips/mips.h (reg_class): Remove V1_REG.
10152 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
10153 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
10154 instead of V1_REGS.
10155 (mips_get_tp): New function.
10156 (mips_legitimize_tls_address): Use it.
10157 * config/mips/constraints.md (v): Delete.
10158 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
10159 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
10160 After reload, split into a move and ...
10161 (*tls_get_tp_<mode>_split): ...this new instruction.
10163 2008-07-09 David Daney <ddaney@avtrex.com>
10165 * config/mips/driver-native.c: Include coretypes.h and tm.h.
10167 2008-07-09 Jakub Jelinek <jakub@redhat.com>
10169 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
10170 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
10172 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
10173 htab_delete should be called. Don't free c.
10174 (lookup_tmp_var): Create temp_htab lazily.
10175 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
10176 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
10178 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
10179 lower_omp_ordered, lower_omp_critical, lower_omp_for,
10180 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
10181 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
10182 * tree-sra.c (generate_element_init): Likewise.
10183 * tree-mudflap.c (execute_mudflap_function_ops,
10184 execute_mudflap_function_decls): Likewise.
10185 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
10186 * tree-gimple.h (struct gimplify_ctx): New type.
10187 (push_gimplify_context): Adjust prototype.
10189 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
10191 * tree-ssa-pre.c (phi_translate_1): Update placement of
10192 add_to_value calls.
10194 2008-07-09 Anatoly Sokolov <aesok@post.ru>
10196 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
10197 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
10198 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
10199 * targhooks.c (default_hard_regno_scratch_ok): New function.
10200 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
10201 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
10202 * recog.c: Include "target.h".
10203 (peep2_find_free_register): Add check for global regs. Add target
10205 * Makefile.in (recog.o): Depend on target.h.
10207 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
10209 * config/sh/sh.c (sh_canonical_va_list_type): New.
10210 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
10212 2008-07-09 Raksit Ashok <raksit@google.com>
10214 * doc/invoke.texi (Option Summary): Mention new option
10215 -Wdisallowed-function-list=...
10216 (Warning Options): Document -Wdisallowed-function-list=...
10217 * common.opt (Wdisallowed-function-list=): New flag.
10218 * flags.h (warn_disallowed_functions): External definition of new
10219 boolean warning flag.
10220 (warn_if_disallowed_function_p): Declare new function.
10221 * opts.c (warning_disallowed_functions): New static variable.
10222 (warn_disallowed_functions): New boolean warning flag.
10223 (warn_if_disallowed_function_p): New function.
10224 (add_comma_separated_to_vector): Rename
10225 add_instrument_functions_exclude_list to this.
10226 (common_handle_option): Handle new option. Rename calls to
10227 add_instrument_functions_exclude_list into calls to
10228 add_comma_separated_to_vector.
10229 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
10230 based on flag warn_disallowed_functions.
10232 2008-07-09 Christian Bruel <christian.bruel@st.com>
10234 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
10235 instead of get_attr_length.
10237 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10239 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
10241 * genemit.c (gen_insn): Likewise.
10242 * gengtype.c (note_def_vec): Likewise.
10243 * gengtype.h (note_def_vec): Likewise.
10244 * genoutput.c (struct data, output_insn_data, process_template,
10245 gen_expand, gen_split, note_constraint): Likewise.
10246 * genrecog.c (new_decision, add_to_sequence, factor_tests,
10247 make_insn_sequence): Likewise.
10248 * gensupport.c (record_insn_name): Likewise.
10250 2008-07-08 Doug Kwan <dougkwan@google.com>
10252 * config/arm/arm.opt (mandroid): New option.
10253 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
10254 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
10256 (CC1PLUS_SPEC): Same.
10258 (STARTFILE_SPEC): Same.
10259 (ENDFILE_SPEC): Same.
10260 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
10263 2008-07-08 Raksit Ashok <raksit@google.com>
10265 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
10266 (set_storage_via_setmem): Fix expected_align parameter.
10267 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
10268 missing from the list.
10269 * doc/md.texi (movmem): Explicitly state that expected alignment is
10270 to be expressed in bytes.
10271 (setmem): Explicitly state that expected alignment is to be expressed
10274 2008-07-08 Joseph Myers <joseph@codesourcery.com>
10276 * reload.c (find_reloads_subreg_address): Do not require validity
10277 of address in original mode before reloading address.
10279 2008-07-07 Tianwei Sheng <tianweis@google.com>
10281 * df-core.c (df_remove_problem): Adjust the access to avoid out of
10282 bounds array access.
10284 2008-07-08 Jakub Jelinek <jakub@redhat.com>
10286 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
10288 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
10290 Fix PR tree-optimization/23455
10291 Fix PR tree-optimization/35286
10292 Fix PR tree-optimization/35287
10293 * Makefile.in (OBJS-common): Remove tree-vn.o.
10294 (tree-vn.o): Remove.
10295 * dbgcnt.def: Add treepre_insert debug counter.
10296 * gcc/tree-flow.h (add_to_value): Updated for other changes.
10297 (debug_value_expressions): Ditto.
10298 (print_value_expressions): Ditto.
10299 * tree-pretty-print.c (dump_generic_node): Updated for
10300 VALUE_HANDLE removal.
10301 * tree-ssa-dom.c (record_equality): Ditto.
10302 (cprop_operand): Ditto.
10303 (lookup_avail_expr): Ditto.
10304 * tree-ssa-threadedge.c
10305 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
10306 (simplify_control_stmt_condition): Ditto.
10307 * tree.c (tree_code_size): Ditto.
10308 (tree_node_structure): Ditto.
10309 (iterative_hash_expr): Ditto.
10311 * tree.h (VALUE_HANDLE_ID): Ditto.
10312 (VALUE_HANDLE_EXPR_SET): Ditto.
10313 (struct tree_value_handle): Ditto.
10314 (union tree_node): Ditto.
10315 * treestruct.def: Ditto.
10316 * tree-vn.c: Removed.
10317 * tree-ssa-pre.c: Rewritten entirely.
10318 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
10319 (constant_value_ids): Ditto.
10320 (vn_nary_op_t): Moved to header.
10322 (vn_reference_op_t): Ditto
10323 (vn_reference_t): Ditto.
10324 (next_value_id): New variable.
10325 (VN_INFO): Add an assert.
10326 (vn_constant_eq): New function.
10327 (vn_constant_hash): Ditto.
10328 (get_or_alloc_constant_value_id): Ditto.
10329 (value_id_constant_p): Ditto.
10330 (vn_reference_compute_hash): De-staticify.
10331 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
10332 Disable some code with a FIXME. Remove VALUE_HANDLE use.
10333 (valueize_refs): Update opcode if it changes from ssa name to constant.
10334 (vn_reference_lookup_1): Add new argument.
10335 (vn_reference_lookup): Ditto.
10336 (vn_reference_lookup_pieces): New function.
10337 (vn_reference_insert): Add return type. Modify to deal with value ids.
10338 (vn_reference_insert_pieces): New function.
10339 (vn_nary_op_compute_hash): De-staticify.
10340 (vn_nary_op_eq): Ditto.
10341 (vn_nary_op_lookup_pieces): New function.
10342 (vn_nary_op_lookup): Add new argument.
10343 (vn_nary_op_insert_pieces): New function.
10344 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
10345 (vn_phi_insert): Ditto.
10346 (visit_unary_op): Update for callee changes.
10347 (visit_binary_op): Ditto.
10348 (visit_reference_op_load): Ditto.
10349 (visit_reference_op_store): Ditto.
10350 (init_scc_vn): Init next_value_id, constant_to_value_id and
10351 constant_value_ids.
10352 (free_scc_vn): Free them.
10353 (set_hashtable_value_ids): New function.
10354 (run_scc_vn): Use it.
10355 (get_max_value_id): New function.
10356 (get_next_value_id): Ditto.
10357 (expressions_equal_p): Moved from tree-vn.c
10358 (sort_vuses): Ditto.
10359 (sort_vuses_heap): Ditto.
10360 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
10362 * tree.c (iterative_hash_hashval_t): Made non-static
10363 * tree.h (iterative_hash_hashval_t): Declare it.
10365 2008-07-08 Martin Jambor <mjambor@suse.cz>
10367 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
10368 instead of ipa_create_node_params.
10369 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
10370 ipa_check_create_edge_args, free them with
10371 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
10373 * ipa-prop.c: Include flags.h and tree-inline.h.
10374 (ipa_node_params_vector): New variable.
10375 (ipa_edge_args_vector): New variable.
10376 (edge_removal_hook_holder): New variable.
10377 (node_removal_hook_holder): New variable.
10378 (edge_duplication_hook_holder): New variable.
10379 (node_duplication_hook_holder): New variable.
10380 (ipa_detect_param_modifications): Check for presence of modified flags.
10381 (ipa_compute_jump_functions): Check for presence of jump functions.
10382 (ipa_free_edge_args_substructures): New function.
10383 (ipa_create_node_params): Removed.
10384 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
10385 (ipa_free_node_params_substructures): New function.
10386 (ipa_free_all_node_params): Changed to deallocate the on-the-side
10388 (ipa_edge_removal_hook): New function.
10389 (ipa_node_removal_hook): New function.
10390 (duplicate_array): New function.
10391 (ipa_edge_duplication_hook): New function.
10392 (ipa_node_duplication_hook): New function.
10393 (ipa_register_cgraph_hooks): New function.
10394 (ipa_unregister_cgraph_hooks): New function.
10395 (free_all_ipa_structures_after_ipa_cp): New function.
10397 * ipa-prop.h: Include vec.h.
10398 (ipa_node_params_t): New typedef with vector types for it.
10399 (ipa_edge_args_t): New typedef with vector types for it.
10400 (IPA_NODE_REF): Changed to access an on-the-side vector.
10401 (IPA_EDGE_REF): Changed to access an on-the-side vector.
10402 (ipa_check_create_node_params): New function.
10403 (ipa_check_create_edge_args): New function.
10405 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
10408 2008-07-07 Tom Tromey <tromey@redhat.com>
10410 * configure, config.in: Rebuilt.
10411 * configure.ac: Don't check for scandir or alphasort.
10413 2008-07-07 Joseph Myers <joseph@codesourcery.com>
10415 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
10416 types immediately after creating them.
10418 2008-07-07 Joseph Myers <joseph@codesourcery.com>
10420 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
10422 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
10424 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
10425 dump_constraint_graph.
10426 (dump_constraint_edge): New function.
10427 (dump_constraint_graph): New function.
10428 (debug_constraint_graph): New function.
10429 (dump_constraint): Removed useless comparison.
10430 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
10431 (dump_constraint_graph): Declare.
10432 (debug_constraint_graph): Declare.
10433 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
10435 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
10437 * config/i386/i386.c (is_va_list_char_pointer): New.
10438 (ix86_va_start): Replace compare with ms_va_list_type_node
10439 by is_va_list_char_pointer.
10440 (ix86_gimplify_va_arg): Likewise.
10442 2008-07-07 Martin Jambor <mjambor@suse.cz>
10444 * cgraph.c (cgraph_edge_max_uid): New variable.
10445 (struct cgraph_edge_hook_list): New type.
10446 (struct cgraph_node_hook_list): New type.
10447 (struct cgraph_2edge_hook_list): New type.
10448 (struct cgraph_2node_hook_list): New type.
10449 (first_cgraph_edge_removal_hook): New variable.
10450 (first_cgraph_node_removal_hook): New variable.
10451 (first_cgraph_edge_duplicated_hook): New variable.
10452 (first_cgraph_node_duplicated_hook): New variable.
10453 (cgraph_add_edge_removal_hook): New function.
10454 (cgraph_remove_edge_removal_hook): New function.
10455 (cgraph_call_edge_removal_hooks): New function.
10456 (cgraph_add_node_removal_hook): New function.
10457 (cgraph_remove_node_removal_hook): New function.
10458 (cgraph_call_node_removal_hooks): New function.
10459 (cgraph_add_edge_duplication_hook): New function.
10460 (cgraph_remove_edge_duplication_hook): New function.
10461 (cgraph_call_edge_duplication_hooks): New function.
10462 (cgraph_add_node_duplication_hook): New function.
10463 (cgraph_remove_node_duplication_hook): New function.
10464 (cgraph_call_node_duplication_hooks): New function.
10465 (cgraph_create_edge): Assign to edge uid.
10466 (cgraph_remove_edge): Call edge removal hooks.
10467 (cgraph_node_remove_callees): Call edge removal hooks.
10468 (cgraph_node_remove_callers): Call edge removal hooks.
10469 (cgraph_remove_node): Call node removal hooks.
10470 (cgraph_clone_edge): Call edge duplication hooks.
10471 (cgraph_clone_node): Call node duplication hooks.
10473 * cgraph.h (cgraph_edge): New field uid.
10474 (cgraph_edge_hook): New type.
10475 (cgraph_node_hook): New type.
10476 (cgraph_2edge_hook): New type.
10477 (cgraph_2node_hook): New type.
10479 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
10481 * config.in: Regenerate.
10483 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
10485 * gcc.c (print_sysroot): New.
10486 (option_map, display_help, process_command): Handle the
10487 -print-sysroot option.
10488 (main): Print the sysroot if requested.
10489 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
10491 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10494 * unwind-pe.h (size_of_encoded_value): add attribute unused.
10496 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
10498 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
10499 (assign_parm_setup_block_p): Also check mode of entry_parm.
10501 2008-07-07 Richard Guenther <rguenther@suse.de>
10503 * tree-ssa-structalias.h (set_used_smts): Remove.
10504 * tree-ssa-structalias.c (used_smts): Likewise.
10505 (set_used_smts): Likewise.
10506 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
10507 call to set_used_smts.
10509 2008-07-07 Richard Guenther <rguenther@suse.de>
10511 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
10512 (new_var_info): Set it to false.
10513 (solution_set_add): Correctly handle pointers outside a var and
10515 (type_safe): Treat variables with is_full_var properly.
10516 (do_sd_constraint): Likewise.
10517 (do_ds_constraint): Likewise.
10518 (process_constraint): Remove zeroing offset for !use_field_sensitive.
10519 (get_constraint_for_ptr_offset): New function.
10520 (get_constraint_for_component_ref): For addresses at least include
10521 the last field of the variable. Handle is_full_vars properly.
10522 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
10523 (handle_ptr_arith): Remove.
10524 (find_func_aliases): Simplify assignment handling.
10525 (create_function_info_for): For parameter and result varinfos set
10527 (create_variable_info_for): Set is_full_var flag whenever we
10528 just created a single varinfo for a decl.
10529 (init_alias_vars): Initialize use_field_sensitive from
10530 max-fields-for-field-sensitive parameter.
10532 2008-07-07 Richard Guenther <rguenther@suse.de>
10534 PR tree-optimization/36713
10535 * tree-flow-inline.h (is_call_used): New function.
10536 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
10537 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
10538 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
10540 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
10542 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
10544 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
10546 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
10548 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
10549 Nathan Sidwell <nathan@codesourcery.com>
10551 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
10552 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
10554 * config/m68k/t-linux: New.
10555 * doc/install.texi: Document m68k-*-linux is now multilibbed by
10558 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
10560 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
10561 * config/m68k/m68k-devices.def: Remove multilibs that only differ
10564 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10566 * gcc.c (execute): Fix -Wc++-compat warning.
10568 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
10571 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
10572 constant for little endian.
10574 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
10576 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
10577 mips_base_mips16 instead of TARGET_MIPS16.
10578 (mips_base_mips16): Declare.
10579 * config/mips/mips.c (mips_base_mips16): Make global.
10580 (was_mips16_p): Remove GTY marker.
10581 (was_mips16_pch_p): New variable.
10582 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
10583 (mips_override_options): Force to non-MIPS16 mode initially.
10584 Do not complain about MIPS16 PIC incompatibilities here.
10585 Only allow -mgpopt if -mexplicit-relocs is in force for
10588 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
10590 * configure.ac: Check for caddr_t, define to char * if not defined.
10591 * configure: Regenerate.
10592 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
10593 (mmap_gt_pch_use_address): Likewise.
10594 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
10596 2008-07-06 Richard Guenther <rguenther@suse.de>
10598 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
10599 (new_var_info): Deal with it.
10600 (solution_set_add): Likewise.
10601 (bitpos_of_field): Make signed, fix.
10602 (struct fieldoff): Remove type and decl fields. Make size field
10603 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
10605 (fieldoff_compare): Deal with it.
10606 (push_fields_onto_fieldstack): Remove has_union argument, glob
10607 adjacent non-pointer fields together.
10608 (create_function_info_for): Do not set has_union.
10609 (create_variable_info_for): Simplify.
10611 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
10613 * config.gcc (extra_headers): Add cross-stdarg.h for target
10614 x86_64-*-* and i?86-*-*.
10615 * config/i386/cross-stdarg.h: New.
10616 * builtins.c (std_fn_abi_va_list): New.
10617 (std_canonical_va_list_type): New.
10618 (stabilize_va_list): Replace va_list_type_node use by
10619 mtarget.canonical_va_list_type.
10620 (gimplify_va_arg_expr): Likewise.
10621 (expand_builtin_va_copy): Replace va_list_type_node use by
10622 mtarget.fn_abi_va_list.
10623 * tree-sra.c (is_va_list_type): New helper.
10624 (decl_can_be_decomposed_p): Replace
10625 va_list_type_node use by is_va_list_type.
10626 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
10627 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
10628 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
10629 * config/i386/i386-protos.h (ix86_get_valist_type): New.
10630 (ix86_enum_va_list): New.
10631 * config/i386/i386.c (sysv_va_list_type_node): New.
10632 (ms_va_list_type_node): New.
10633 (ix86_function_type_abi): Remove sorry.
10634 (ix86_build_builtin_va_list_abi): New.
10635 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
10636 for 64-bit targets.
10637 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
10638 (ix86_init_builtins_va_builtins_abi): New.
10639 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
10640 for 64-bit targets.
10641 (ix86_handle_abi_attribute): New.
10642 (attribute_spec): Add sysv_abi and ms_abi.
10643 (ix86_fn_abi_va_list): New.
10644 (ix86_canonical_va_list_type): New.
10645 (ix86_enum_va_list): New.
10646 (TARGET_FN_ABI_VA_LIST): New.
10647 (TARGET_CANONICAL_VA_LIST_TYPE): New.
10648 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
10649 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
10650 (TARGET_CANONICAL_VA_LIST_TYPE): New.
10651 (TARGET_ENUM_VA_LIST): New.
10652 * expr.h (std_fn_abi_va_list): New.
10653 (std_canonical_va_list_type): New.
10654 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
10655 (TARGET_CANONICAL_VA_LIST_TYPE): New.
10656 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
10657 TARGET_CANONICAL_VA_LIST_TYPE.
10658 * target.h (struct gcc_target): Add fn_abi_va_list hook
10659 and canonical_va_list_type hook.
10661 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
10663 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
10664 integral and pointer types.
10666 2008-07-04 Roger Sayle <roger@eyesopen.com>
10668 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
10669 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
10671 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
10674 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
10676 2008-07-04 Jakub Jelinek <jakub@redhat.com>
10678 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
10679 build_gimple_modify_stmt.
10680 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
10681 gimple operand. Use fold_build* instead of build*.
10683 2008-07-04 Richard Guenther <rguenther@suse.de>
10685 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
10686 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
10687 properly to compute the reachability set if we do field-sensitive PTA.
10688 * invoke.texi (max-fields-for-field-sensitive): Document default.
10689 * opts.c (decode_options): Set max-fields-for-field-sensitive to
10690 100 for optimize >= 2.
10692 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10694 * ggc-zone.c (lookup_page_table_if_allocated,
10695 set_page_table_entry, zone_find_object_size, alloc_small_page,
10696 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
10697 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
10698 -Wc++-compat and/or -Wcast-qual warnings.
10700 2008-07-04 Alan Modra <amodra@bigpond.net.au>
10703 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
10704 pic_offset_table_rtx to be marked as used here.
10705 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
10706 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
10707 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
10708 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
10709 !TARGET_SECURE_PLT.
10711 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10713 * alloc-pool.c (hash_descriptor, eq_descriptor,
10714 alloc_pool_descriptor): Fix -Wc++-compat warnings.
10715 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
10717 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
10718 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
10719 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
10720 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
10723 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
10725 * tree-flow.h (loop_only_exit_p): Declare.
10726 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
10727 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
10728 the number of iterations if it is constant. Otherwise, if this is the
10729 only possible exit of the loop, use the conservative estimate on the
10730 number of iterations of the entire loop if available.
10732 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
10734 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
10735 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
10736 Add synchronization functions.
10737 * config/sync.c: New file.
10738 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
10739 (LIBGCC_SYNC_CFLAGS): Likewise.
10741 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
10744 * config/i386/i386.md (mode): Add TF to "mode" attribute.
10745 (*pushtf_sse): New insn pattern.
10746 (pushtf splitters): New splitters.
10748 2008-07-03 Michael Meissner <gnu@the-meissners.org>
10750 PR middle-end/35736
10751 * predict.c (build_predict_expr): Use void_type_node for the tree
10752 type, instead of NULL_TREE.
10754 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
10756 * config/i386/i386.c (contains_aligned_value_p): Return true
10758 (ix86_data_alignment): Align TCmode to 128bits.
10759 (ix86_local_alignment): Likewise.
10761 2008-07-03 Andrew Haley <aph@redhat.com>
10764 * vec.h (VEC_TA): New.
10765 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
10766 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
10767 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
10768 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
10769 (C_COMMON_FIXED_TYPES): Remove first arg.
10770 (C_COMMON_FIXED_MODE_TYPES): Likewise.
10771 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
10772 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
10773 not to use empty macro arguments.
10775 2008-07-02 Joseph Myers <joseph@codesourcery.com>
10777 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
10778 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
10779 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
10780 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
10781 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
10782 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
10783 config/ia64/crtn.asm, config/m68hc11/larith.asm,
10784 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
10785 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
10786 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
10787 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
10788 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
10789 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
10790 config/rs6000/e500crtres64gpr.asm,
10791 config/rs6000/e500crtres64gprctr.asm,
10792 config/rs6000/e500crtrest32gpr.asm,
10793 config/rs6000/e500crtrest64gpr.asm,
10794 config/rs6000/e500crtresx32gpr.asm,
10795 config/rs6000/e500crtresx64gpr.asm,
10796 config/rs6000/e500crtsav32gpr.asm,
10797 config/rs6000/e500crtsav64gpr.asm,
10798 config/rs6000/e500crtsav64gprctr.asm,
10799 config/rs6000/e500crtsavg32gpr.asm,
10800 config/rs6000/e500crtsavg64gpr.asm,
10801 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
10802 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
10803 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
10804 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
10805 config/sparc/sol2-cn.asm: Remove .file directives.
10807 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
10809 * resource.c (mark_referenced_resources): Look inside
10810 UNSPEC_VOLATILEs and ASM_INPUTs.
10812 2008-07-02 Ian Lance Taylor <iant@google.com>
10814 * rtlanal.c (add_reg_note): New function.
10815 * rtl.h (add_reg_note): Declare.
10816 * auto-inc-dec.c (attempt_change): Use add_reg_note.
10817 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
10818 * builtins.c (expand_builtin_longjmp): Likewise.
10819 (expand_builtin_nonlocal_goto): Likewise.
10820 * calls.c (emit_call_1, expand_call): Likewise.
10821 * cfgexpand.c (add_reg_br_prob_note): Likewise.
10822 * cfglayout.c (fixup_reorder_chain): Likewise.
10823 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
10824 (commit_one_edge_insertion): Likewise.
10825 * combine.c (move_deaths, distribute_notes): Likewise.
10826 * df-problems.c (df_set_note): Likewise.
10827 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
10828 (set_unique_reg_note): Likewise.
10829 (emit_copy_of_insn_after): Likewise.
10830 * expr.c (expand_expr_real): Likewise.
10831 * gcse.c (add_label_notes): Likewise.
10832 * haifa-sched.c (create_check_block_twin): Likewise.
10833 * jump.c (mark_jump_label_1): Likewise.
10834 * loop-doloop.c (add_test, doloop_modify): Likewise.
10835 * loop-unswitch.c (compare_and_jump_seq): Likewise.
10836 * lower-subreg.c (move_eh_region_note): Likewise.
10837 * optabs.c (emit_libcall_block): Likewise.
10838 * predict.c (predict_insn): Likewise.
10839 (combine_predictions_for_insn): Likewise.
10840 * recog.c (peephole2_optimize): Likewise.
10841 * regmove.c (try_auto_increment): Likewise.
10842 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
10843 * reload.c (find_reloads): Likewise.
10844 * reload1.c (fixup_eh_region_note): Likewise.
10845 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
10846 * reorg.c (delete_prior_computation): Likewise.
10847 (delete_computation, dbr_schedule): Likewise.
10848 * config/pa/pa.c (legitimize_pic_address): Likewise.
10849 * config/sh/sh.c (sh_reorg): Likewise.
10851 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
10854 * config/libgcc-glibc.ver: Add %exclude.
10855 * config/m32r/libgcc-glibc.ver: Likwise.
10856 * config/s390/libgcc-glibc.ver: Likwise.
10857 * config/sh/libgcc-glibc.ver: Likwise.
10858 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
10860 * config/i386/libgcc-glibc.ver: New.
10862 * config/i386/libgcc-x86_64-glibc.ver: Removed.
10864 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
10866 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
10867 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
10868 i[34567]86-*-linux*, x86_64-*-linux*. Add
10869 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
10870 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
10871 x86_64-*-linux*. Add i386/t-linux to tmake_file for
10872 i[34567]86-*-linux*, x86_64-*-linux*.
10874 * libgcc-std.ver: Add empty GCC_4.4.0.
10876 * mkmap-symver.awk: Support multiple versions per symbol.
10878 * config/i386/i386.c (ix86_init_builtins): Always define
10879 __builtin_fabsq and __builtin_copysignq with fallbacks.
10880 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
10881 and __builtin_copysignq if SSE2 isn't available.
10883 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
10884 (LIBGCC2_TF_CEXT): Likwise.
10885 (TF_SIZE): Likwise.
10887 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
10889 * config/i386/sfp-machine.h: Moved to libgcc.
10891 * config/i386/sfp-machine.h: New.
10892 * config/i386/t-linux: Likwise.
10894 * config/i386/t-darwin: Remove softfp_wrap_start and
10896 * config/i386/t-darwin64: Likewise.
10898 * config/i386/t-fprules-softfp64: Renamed to ...
10899 * config/i386/t-fprules-softfp: This.
10901 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
10902 and softfp_wrap_end.
10904 2008-07-02 Jason Merrill <jason@redhat.com>
10906 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
10908 * tree.c (ctor_to_list): New fn.
10909 * tree.h: Declare it.
10910 (CONSTRUCTOR_ELT): New macro.
10911 (CONSTRUCTOR_NELTS): New macro.
10913 2008-07-02 Richard Guenther <rguenther@suse.de>
10915 * tree-ssa-structalias.c (struct variable_info): Reorder
10916 to fill padding on 64bit hosts. Make collapsed_to an int.
10917 (get_varinfo_fc): Deal with that.
10918 (new_var_info): Likewise.
10919 (collapse_rest_of_var): Likewise.
10921 2008-07-02 Joshua Sumali <jsumali@redhat.com>
10923 * doc/install.texi (--enable-java-home): Document.
10924 (--enable-aot-compile-rpm): Likewise.
10925 (--with-arch-directory): Likewise.
10926 (--with-os-directory): Likewise.
10927 (--with-origin-name): Likewise.
10928 (--with-arch-suffix): Likewise.
10929 (--with-jvm-root-dir): Likewise.
10930 (--with-jvm-jar-dir): Likewise.
10931 (--with-python-dir): Likewise.
10933 2008-07-02 Richard Guenther <rguenther@suse.de>
10935 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
10936 from decls explicitly. Merge operand checking from tuples.
10938 2008-07-02 Martin Jambor <mjambor@suse.cz>
10940 * tree-switch-conversion.c: Included timevar.h which I forgot before.
10942 2008-07-02 Martin Jambor <mjambor@suse.cz>
10944 * tree-switch-conversion.c: Included timevar.h
10945 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
10947 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
10949 2008-07-02 Martin Jambor <mjambor@suse.cz>
10951 * tree-switch-conversion.c: Corrected various comments and
10953 (build_constructors): Fixed minor formatting mistakes.
10955 * invoke.texi (Optimize Options): Corrected the
10956 switch-conversion-max-branch-ratio parameter.
10958 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
10960 * final.c (asm_insn_count): Return zero for an empty asm body.
10962 2008-07-02 Richard Guenther <rguenther@suse.de>
10964 * bitmap.h (bitmap_set_bit): Return bool.
10965 (bitmap_clear_bit): Likewise.
10966 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
10967 write to the bitmap if it would.
10968 (bitmap_clear_bit): Likewise.
10969 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
10970 bitmap_set_bit return value.
10971 (add_pred_graph_edge): Likewise.
10972 (add_graph_edge): Likewise.
10973 (do_sd_constraint): Likewise.
10974 (do_ds_constraint): Likewise.
10976 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10978 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
10979 Fix -Wc++-compat and/or -Wcast-qual warnings.
10980 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
10981 gen_regparm_prefix): Likewise.
10982 * vmsdbgout.c (write_modbeg, lookup_filename,
10983 vmsdbgout_source_line, vmsdbgout_init): Likewise.
10985 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
10987 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
10988 defaults.h definition apply.
10990 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
10992 * function.c (assign_parm_remove_parallels): New.
10993 (assign_parm_setup_block_p): Do not return true for non-BLKmode
10995 (assign_parm_setup_block): Do not handle them.
10996 (assign_parm_setup_reg, assign_parm_setup_stack): Call
10997 assign_parm_remove_parallels.
10999 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
11001 * c-typeck.c (convert_for_assignment): Use
11002 vector_targets_convertible_p.
11003 * c-common.c (vector_targets_convertible_p): New.
11004 * c-common.h (vector_targets_convertible_p): New prototype.
11005 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
11006 opaque_p_V2SI_type_node.
11008 2008-07-01 Steve Ellcey <sje@cup.hp.com>
11010 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
11013 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
11015 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
11016 TFmode constants via two element DImode vector for hosts with
11017 HOST_BITS_PER_WIDE_INT < 64.
11018 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
11019 also for HOST_BITS_PER_WIDE_INT < 64.
11021 2008-07-01 Richard Guenther <rguenther@suse.de>
11023 PR tree-optimization/36666
11024 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
11025 (get_constraint_exp_from_ssa_var): Split into ...
11026 (get_constraint_exp_for_temp): ... this ...
11027 (get_constraint_for_ssa_var): ... and that.
11028 Return constraint expressions for all touched sub-fields
11029 if the results address is not taken.
11030 (process_constraint): Remove assertion that aggregate
11031 assignments do not happen at this place.
11032 (get_constraint_for_component_ref): Add address_p argument.
11033 Return constraint expressions for all touched sub-fields
11034 if the results address is not taken.
11035 (do_deref): Use get_constraint_exp_for_temp.
11036 (get_constraint_for_1): Rename from ...
11037 (get_constraint_for): ... this. Add the old function as wrapper.
11038 (do_structure_copy): Use get_constraint_for_1.
11040 2008-07-01 Martin Jambor <mjambor@suse.cz>
11042 * Makefile.in (tree-switch-conversion.o): Add.
11043 (OBJS-common): Add tree-swtch-conversion.o.
11044 * passes.c (init_optimization_passes): Add pass_convert_switch.
11045 * tree-pass.h: (pass_convert_switch): Add.
11046 * tree-switch-conversion.c: New file.
11047 * gcc.dg/tree-ssa/cswtch.c: New testcase.
11048 * common.opt (ftree-cswtch): New option.
11049 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
11050 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
11051 * opts.c (decode_options): Set flag_tree_switch_conversion when
11052 optimization level is >= 2.
11053 * doc/invoke.texi (Optimize Options): Added description of
11054 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
11056 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11058 * config/darwin-driver.c (darwin_default_min_version): Fix
11059 -Wc++-compat warnings.
11061 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
11063 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
11066 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
11068 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
11070 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
11072 PR rtl-optimization/34744
11073 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
11074 (df_scan_free_internal): Free data structures not
11075 allocated in storage pools.
11076 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
11077 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
11078 df_scan_free_mws_vec.
11079 * dse.c (dse_step6): Free offset_map_p and offset_map_n
11082 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
11084 * config/i386/i386.c (contains_aligned_value_p): Return true
11086 (ix86_function_arg_boundary): Return its natural boundary
11088 (return_in_memory_32): Don't check TDmode.
11089 (ix86_split_to_parts): Support splitting into 4 parts and
11090 support TFmode for 32bit target.
11091 (ix86_split_long_move): Support splitting into 4 parts.
11092 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
11094 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
11095 (ix86_init_builtins): Here.
11096 (ix86_scalar_mode_supported_p): Always return true for TFmode.
11097 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
11098 'q' and 'w', respectively.
11100 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
11102 (movtf_internal): Likewise.
11103 (<code>tf2): Likewise.
11104 (*absnegtf2_sse): Likewise.
11105 (copysign<mode>3): Likewise.
11106 (copysign<mode>3_const): Likewise.
11107 (copysign<mode>3_var): Likewise.
11108 (define_split UNSPEC_COPYSIGN): Likewise.
11109 * config/i386/sse.md (*nandtf3): Likewise.
11110 (<code>tf3): Likewise.
11111 (*<code>tf3): Likewise.
11113 2008-06-30 Joey Ye <joey.ye@intel.com>
11114 H.J. Lu <hongjiu.lu@intel.com>
11116 * global.c (compute_regsets): Set frame_pointer_needed here.
11117 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
11119 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
11121 * doc/install.texi (specific): Expand Windows build notes.
11123 2008-06-30 Ira Rosen <irar@il.ibm.com>
11125 PR tree-optimization/36648
11126 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
11127 number of prolog iterations by step. Fix the comment.
11129 2008-06-30 Richard Guenther <rguenther@suse.de>
11131 PR middle-end/36671
11132 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
11133 handle calls from ECF_MALLOC functions.
11134 (handle_pure_call): ECF_MALLOC functions do not return
11136 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
11138 2008-06-29 Andreas Schwab <schwab@suse.de>
11140 * config/m68k/m68k.c (print_operand): Always print a float
11142 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
11143 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
11146 * config/rs6000/x-linux64: Remove never used file.
11148 2008-06-29 Richard Guenther <rguenther@suse.de>
11150 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
11152 (struct alias_info): Move ...
11153 * tree-ssa-alias.c: ... here.
11154 (update_alias_info): Declare.
11155 (compute_may_aliases): Call it.
11156 (update_alias_info): New function.
11157 * tree-ssa-structalias.c (update_alias_info): Move ...
11158 * tree-ssa-alias.c (update_alias_info_1): ... here.
11159 * tree-ssa-structalias.c (process_constraint_1): Remove
11160 unused from_call argument. Rename to ...
11161 (process_constraint): ... this. Delete old wrapper.
11162 (make_constraint_to): Adjust callers.
11163 (handle_const_call): Likewise.
11164 (handle_pure_call): Likewise.
11165 (init_base_vars): Likewise.
11166 (handle_lhs_call): Likewise. Remove unnecessary constraint.
11167 (find_func_aliases): We don't need structure copies for
11169 (make_constraint_from_anything): Remove.
11170 (create_variable_info_for): For globals make constraints
11171 from escaped, not from anything.
11172 (compute_points_to_sets): Do not call update_alias_info.
11173 (ipa_pta_execute): Use make_constraint_from.
11175 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11177 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
11178 (bitmap.o-warn, dominance.o-warn): New.
11179 * configure.ac (cxx_compat_warn): Delete.
11180 (loose_warn): Add -Wcast-qual and -Wc++-compat.
11181 * system.h: Remove #pragma diagnostic for -Wcast-qual and
11183 * configure: Regenerate.
11185 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
11188 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11190 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
11191 * df-scan.c (df_notes_rescan): Likewise.
11192 * ggc-page.c (set_page_table_entry): Likewise.
11193 * intl.c (gcc_gettext_width): Likewise.
11194 * varasm.c (get_unnamed_section, get_noswitch_section,
11195 get_section): Likewise.
11197 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
11199 * regrename.c (build_def_use): Don't copy RTX.
11201 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
11203 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
11204 (Type Attributes): Fix nesting of @table and @subsection. Adjust
11205 punctuation. Use @ref instead of @xref.
11206 (Function Names): Remove stray @display/@end display.
11207 (C++ Attributes): Use @ref instead of @xref.
11208 (Deprecated Features): Fix punctuation around @xref.
11209 (Backwards Compatibility): Likewise.
11210 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
11212 2008-06-28 Joseph Myers <joseph@codesourcery.com>
11214 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
11215 constants for E500 double.
11217 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11219 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
11220 element type of const_vector.
11222 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
11224 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
11225 Remove FLAGS_REG clobber from expander pattern.
11226 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
11227 (anddi3, andsi3, andhi3, andqi3): Ditto.
11228 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
11229 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
11230 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
11231 (ashlsi3, ashlhi3, ashlqi3): Ditto.
11232 (ashrsi3, ashrhi3, ashrqi3): Ditto.
11233 (lshrsi3, lshrhi3, lshrqi3): Ditto.
11234 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
11235 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
11237 2008-06-28 Richard Guenther <rguenther@suse.de>
11239 * tree-ssa-structalias.c (callused_id, var_callused,
11240 callused_tree): Add.
11241 (handle_pure_call): New function.
11242 (find_func_aliases): Call it.
11243 (find_what_p_points_to): Handle the call-used set.
11244 (clobber_what_escaped): Likewise.
11245 (compute_call_used_vars): New function.
11246 (init_base_vars): Init the call-used variable.
11247 (do_sd_constraint): Do not propagate the solution from CALLUSED
11248 but use CALLUSED as a placeholder.
11249 (solve_graph): Likewise.
11250 * tree-flow-inline.h (gimple_call_used_vars): New function.
11251 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
11252 (compute_call_used_vars): Declare.
11253 * tree-ssa-alias.c (set_initial_properties): Call
11254 compute_call_used_vars.
11255 (reset_alias_info): Clear call-used variables.
11256 (add_call_clobber_ops): Assert we are not called for const/pure
11257 functions. Remove handling of them.
11258 (add_call_read_ops): Handle pure functions by adding the
11259 call-used set of variables as VUSEs.
11260 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
11261 (delete_tree_ssa): Free it.
11262 * tree-dfa.c (remove_referenced_var): Clear the var from the
11265 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
11267 * tree.c (build_varargs_function_type_list): New.
11268 (build_function_type_list_1): New.
11269 (build_function_type_list): Use build_function_type_list_1.
11270 * tree.h (build_varargs_function_type_list): New.
11272 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11275 * config/spu/spu.c (spu_builtin_splats): Do not generate
11276 invalid CONST_VECTOR expressions.
11277 (spu_expand_vector_init): Likewise.
11279 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
11281 * optabs.c (libfunc_decls): New variable.
11282 (libfunc_decl_hash, libfunc_decl_eq): New functions.
11283 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
11284 for the same function twice.
11286 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
11288 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
11289 ix86_expand_binary_operator directly.
11290 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
11292 (*ashrti3_1): Ditto.
11293 (*lshrti3_1): Ditto.
11294 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
11295 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
11296 using only one splitter. Conditionaly execute splitter before or
11297 after peephole2 pass.
11298 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
11299 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
11300 Use only one alternative in asm template.
11301 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
11303 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
11304 "J" operand constraint for operand 2.
11305 (*ashldi3_cconly_rex64): Ditto.
11306 (*ashrdi3_cmp_rex64): Ditto.
11307 (*ashrdi3_cconly_rex64): Ditto.
11308 (*lshrdi3_cmp_rex64): Ditto.
11309 (*lshrdi3_cconly_rex64): Ditto.
11310 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
11311 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
11312 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
11315 2008-06-27 Jakub Jelinek <jakub@redhat.com>
11317 * gimplify.c (omp_is_private): Don't return true if decl is not
11318 already private on #pragma omp for or #pragma omp parallel for.
11321 * tree-cfg.c (struct move_stmt_d): Replace block field with
11322 orig_block and new_block fields.
11323 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
11324 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
11325 (move_block_to_fn): Replace vars_map and new_label_map arguments
11326 with struct move_stmt_d pointer.
11327 (replace_block_vars_by_duplicates): New function.
11328 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
11329 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
11330 all subblocks of ORIG_BLOCK to the new function. Call
11331 replace_block_vars_by_duplicates.
11332 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
11333 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
11334 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
11335 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
11336 (expand_omp): Temporarily set input_location to the location of
11337 region's controlling stmt.
11338 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
11339 BIND_EXPR, push ctx->block_vars and gimplification vars into
11340 the BIND_EXPR and its block's BLOCK_VARS instead of directly
11341 into dest function.
11342 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
11343 there are any BLOCK_VARS.
11344 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
11345 OMP_PARALLEL or OMP_TASK stmt.
11346 (lower_omp): Save and restore input_location around the lower_omp_1
11349 2008-06-27 Richard Guenther <rguenther@suse.de>
11351 PR tree-optimization/36400
11352 PR tree-optimization/36373
11353 PR tree-optimization/36344
11354 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
11355 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
11356 (update_alias_info): Remove call clobbering code.
11357 (make_constraint_to): New helper function.
11358 (make_escape_constraint): Likewise.
11359 (handle_rhs_call): Use it on all pointer containing arguments.
11360 Also mark the static chain escaped.
11361 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
11362 instead of ANYTHING.
11363 (make_constraint_from): New helper split out from ...
11364 (make_constraint_from_anything): ... here.
11365 (find_func_aliases): Add constraints for escape sites.
11366 (intra_create_variable_infos): Make constraints from NONLOCAL
11368 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
11370 (clobber_what_p_points_to): Remove.
11371 (clobber_what_escaped): New function.
11372 (init_base_vars): Init NONLOCAL and ESCAPED.
11373 (do_sd_constraint): Do not propagate the solution from ESCAPED
11374 but use ESCAPED as a placeholder.
11375 (solve_graph): Likewise.
11376 * tree-flow.h (clobber_what_p_points_to): Remove.
11377 (clobber_what_escaped): Declare.
11378 * tree-ssa-alias.c (set_initial_properties): Call it.
11379 Remove code clobbering escaped pointers.
11381 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
11383 * function.c (allocate_struct_function): Only allocate a unique
11384 funcdef_no if the decl is nonzero.
11386 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
11388 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
11389 * config/mips/mips.c (mips_split_const_insns): New function.
11390 * config/mips/mips.md (move_type): New attribute.
11391 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
11392 (dword_mode): New attribute.
11393 (type): Avoid long line. Map "move_type"s to "type"s,
11394 choosing "multi" for doubleword moves if appropriate.
11395 Swap MTC/MFC comments to match their declaration order.
11396 (extended_mips16): Default to "yes" if "move_type" is "sll0",
11397 "type" is "branch" or "jal" is "direct".
11398 (length): Handle "extended_mips16" first. Make the default
11399 "0" for "ghost" instructions. Set the length from "move_type".
11400 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
11401 of "type", with "sll0" for the register alternative. Remove the
11402 "extended_mips16" attribute.
11403 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
11404 of "type", with "shift_shift" for the register alternative.
11405 Remove the "length" attribute.
11406 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
11407 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
11408 of "type", with "andi" for the register alternative.
11409 (*zero_extendqihi2): Likewise.
11410 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
11411 of "andi" instead of a "type" of "arith".
11412 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
11414 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
11415 (mov_<store>r, *mov<mode>_ra): Likewise.
11416 (extendsidi2): Use "move_type" instead of "type", with "move"
11417 for the register alternative.
11418 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
11419 of "type", with "signext" for the register alternative.
11420 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
11421 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
11422 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
11423 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
11424 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
11425 (unnamed branch insn): Likewise.
11426 (*movdi_gp32_fp64): Fold into...
11427 (*movdi_32bit): ...here.
11428 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
11429 (*movdf_hardfloat): ...this new pattern.
11430 (*movdf_softfloat): Remove redundant FPR alternatives.
11431 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
11432 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
11433 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
11434 the "move" attribute.
11435 (*movdi_32bit): Use "move_type" instead of "type" and remove the
11436 "length" attribute. Use "fpload" and "fpstore" instead of "load"
11437 and "store" for COP loads and stores.
11438 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
11439 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
11440 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
11441 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
11442 (*movtf_mips16, *movv2sf): Likewise.
11443 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
11444 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
11445 (mfhc1<mode>): Use "move_type" instead of "move".
11446 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
11447 (loadgp_blockage): Remove the "length" attribute.
11448 (blockage, set_got_version, update_got_version): Likewise.
11449 (call_internal): Remove the "extended_mips16" attribute.
11450 (call_value_internal, call_value_multiple_internal): Likewise.
11451 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
11453 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
11454 the "length" attribute.
11456 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11458 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
11459 -Wcast-qual warnings.
11460 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
11461 handle_pragma_pop_macro): Likewise.
11462 * collect2.c (resolve_lib_name): Likewise.
11463 * config/arc/arc.c (arc_init): Likewise.
11464 * config/arm/arm.c (neon_builtin_compare,
11465 locate_neon_builtin_icode): Likewise.
11466 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
11467 * config/bfin/bfin.c (bfin_init_machine_status,
11468 bfin_optimize_loop): Likewise.
11469 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
11470 * config/cris/cris.c (cris_init_expanders): Likewise.
11471 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
11472 * config/darwin.c (machopic_indirection_eq,
11473 machopic_indirection_name, machopic_output_indirection): Likewise.
11474 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
11475 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
11476 frv_optimize_membar): Likewise.
11477 * config/i386/cygwin.h (mingw_scan,
11478 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
11479 * config/i386/cygwin1.c (mingw_scan): Likewise.
11480 * config/i386/i386.c (machopic_output_stub): Likewise.
11481 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
11482 i386_pe_unique_section): Likewise.
11483 * config/ia64/ia64.c (ia64_init_machine_status,
11484 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
11486 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
11487 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
11488 * config/m68k/m68k.c (m68k_handle_option,
11489 m68k_sched_md_init_global): Likewise.
11490 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
11491 mcore_unique_section): Likewise.
11492 * config/mips/mips.c (mips_block_move_straight,
11493 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
11495 * config/mmix/mmix.c (mmix_init_machine_status,
11496 mmix_encode_section_info): Likewise.
11497 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
11498 * config/rs6000/rs6000.c (rs6000_init_machine_status,
11499 print_operand_address, output_toc, redefine_groups,
11500 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
11501 * config/s390/s390.c (s390_init_machine_status): Likewise.
11502 * config/score/score.c (score_block_move_straight,
11503 score_block_move_loop_body): Likewise.
11504 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
11505 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
11506 * emit-rtl.c (find_auto_inc): Likewise.
11507 * gcc.c (translate_options, process_command): Likewise.
11508 * reorg.c (dbr_schedule): Likewise.
11509 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
11510 * xcoffout.c (xcoffout_declare_function): Likewise.
11512 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
11514 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
11515 ipa-pta working again.
11517 2008-06-27 David Edelsohn <edelsohn@gnu.org>
11519 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
11522 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
11524 * config.gcc (powerpc*-*-*): Add new core e500mc.
11525 * config/rs6000/e500mc.md: New file.
11526 * config/rs6000/rs6000.c (processor_costs): Add new costs for
11528 (rs6000_override_options): Add e500mc case to
11529 processor_target_table. Altivec and Spe options not allowed
11530 with e500mc. Add isel instruction to e500mc by
11531 default. Initialize rs6000_cost for e500mc.
11532 (rs6000_issue_rate): Set issue rate for e500mc.
11533 * config/rs6000/rs6000.h (processor_type): Add
11534 PROCESSOR_PPCE500MC.
11535 (ASM_CPU_SPEC): Add e500mc.
11536 Set TARGET_ISEL to rs6000_isel.
11537 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
11538 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
11539 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
11541 * doc/invoke.texi: Add e500mc to list of cpus.
11543 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
11546 * c-lex.c (lex_charconst): Initialize unsignedp.
11548 2008-06-27 Olivier Hainque <hainque@adacore.com>
11550 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
11551 documented assumptions.
11553 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
11555 * dwarf2out.c: Remove trailing white spaces. Break long line
11558 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
11560 * libfuncs.h (LTI_synchronize): New libfunc_index.
11561 (synchronize_libfunc): Declare.
11562 * builtins.c (expand_builtin_synchronize): Consider using
11563 synchronize_libfunc before falling back on an asm blockage.
11564 * config/mips/mips.c: Include libfuncs.h
11565 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
11567 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
11569 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
11570 parameter. Copy stack_reg to r11 where appropriate.
11571 (no_global_regs_above): Add gpr parameter.
11572 (rs6000_stack_info): Only add padding for SPE save area if we
11573 are saving SPE GPRs and CR.
11574 (saveres_routine_syms): New variable.
11575 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
11577 (rs6000_savres_routine_sym): New function.
11578 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
11580 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
11581 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
11582 Tweak FPR out-of-line saving.
11583 (rs6000_make_savres_rtx): New function.
11584 (rs6000_use_multiple_p): New function.
11585 (rs6000_savres_strategy): New function.
11586 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
11587 out-of-line if appropriate.
11588 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
11589 if we are optimizing for size.
11590 (GP_SAVE_INLINE): Define.
11591 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
11592 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
11593 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
11594 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
11595 (*save_fpregs_<mode>): Add use of r11.
11596 (*restore_gpregs_<mode>): New insn.
11597 (*return_and_restore_gpregs_<mode>): New insn.
11598 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
11600 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
11601 (*restore_gpregs_spe): New insn.
11602 (*return_and_restore_gpregs_spe): New insn.
11603 * config/rs6000/predicates.md (save_world_operation): Fix check.
11605 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
11607 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
11608 this point, so assert that.
11610 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
11612 * cfganal.c: Include vec.h and vecprim.h.
11613 (compute_idf): Import from...
11614 * tree-into-ssa (compute_idf): ...here.
11615 * basic-block.h (compute_idf): Export.
11617 2008-06-26 Joseph Myers <joseph@codesourcery.com>
11619 * c-decl.c (merge_decls): Use !current_function_decl to check for
11620 extern declaration of C99 inline function being at file scope.
11622 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
11624 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
11626 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11628 * alias.c (record_alias_subset, init_alias_analysis): Fix
11629 -Wc++-compat and/or -Wcast-qual warnings.
11630 * attribs.c (lookup_attribute_spec): Likewise.
11631 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
11632 copy_bb, connect_traces,
11633 find_rarely_executed_basic_blocks_and_cr): Likewise.
11634 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
11635 note_btr_set, migrate_btr_defs): Likewise.
11636 * builtins.c (result_vector, expand_builtin_memcpy,
11637 expand_builtin_mempcpy_args, expand_builtin_strncpy,
11638 builtin_memset_read_str, expand_builtin_printf,
11639 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
11641 * caller-save.c (mark_set_regs): Likewise.
11642 * calls.c (expand_call, emit_library_call_value_1): Likewise.
11643 * cgraph.c (cgraph_edge): Likewise.
11644 * combine.c (likely_spilled_retval_1): Likewise.
11645 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
11646 htab_counts_entry_del, get_coverage_counts): Likewise.
11647 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
11648 new_cselib_val): Likewise.
11649 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
11650 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
11652 * df-core.c (df_compact_blocks): Likewise.
11653 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
11654 * df-scan.c (df_grow_reg_info, df_ref_create,
11655 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
11656 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
11657 df_record_entry_block_defs, df_record_exit_block_uses,
11658 df_bb_verify): Likewise.
11659 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
11660 DF_REF_EXTRACT_MODE_CONST): New.
11661 * dominance.c (get_immediate_dominator, get_dominated_by,
11662 nearest_common_dominator, root_of_dom_tree,
11663 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
11664 -Wc++-compat and/or -Wcast-qual warnings.
11665 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
11666 record_store, replace_read, check_mem_read_rtx, scan_insn,
11667 dse_step1, dse_record_singleton_alias_set): Likewise.
11668 * dwarf2asm.c (dw2_force_const_mem): Likewise.
11670 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11672 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
11673 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
11674 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
11675 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
11676 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
11677 add_ranges_num, add_ranges_by_labels, file_info_cmp,
11678 file_name_acquire, output_file_names, add_const_value_attribute,
11679 premark_used_types_helper, file_table_eq, file_table_hash,
11680 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
11681 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
11682 -Wcast-qual warnings.
11683 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
11684 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
11685 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
11686 gen_reg_rtx, start_sequence, init_emit): Likewise.
11687 * et-forest.c (et_new_occ, et_new_tree): Likewise.
11688 * except.c (init_eh_for_function, gen_eh_region,
11689 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
11690 arh_to_landing_pad, arh_to_label, add_action_record,
11691 add_call_site, switch_to_exception_section): Likewise.
11692 * expmed.c (synth_mult): Likewise.
11693 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
11694 store_expr): Likewise.
11695 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
11697 * function.c (assign_stack_temp_for_type,
11698 allocate_struct_function, match_asm_constraints_1): Likewise.
11699 * gcov-io.c (gcov_allocate): Likewise.
11700 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
11701 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
11702 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
11703 record_one_set, insert_expr_in_table, insert_set_in_table,
11704 dump_hash_table, compute_hash_table_work, alloc_hash_table,
11705 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
11706 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
11707 -Wcast-qual warnings.
11709 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11711 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
11712 -Wcast-qual warnings.
11713 * gcc.c (process_command): Likewise.
11714 * genattrtab.c (oballoc): Use XOBNEW.
11715 (oballocvec): Define.
11716 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
11717 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
11718 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
11719 -Wc++-compat and/or -Wcast-qual warnings.
11720 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
11721 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
11722 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
11723 gen_presence_absence_set, gen_automaton, gen_regexp_el,
11724 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
11725 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
11726 add_excls, process_presence_absence_names,
11727 process_presence_absence_patterns, add_presence_absence,
11728 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
11729 get_free_state, add_arc, get_free_automata_list_el,
11730 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
11731 transform_3, cache_presence, create_ainsns, create_automata,
11732 create_state_ainsn_table, dfa_insn_code_enlarge,
11733 output_trans_func, output_min_issue_delay_func,
11734 output_dead_lock_func, output_reset_func,
11735 output_get_cpu_unit_code_func, output_dfa_start_func,
11736 expand_automata): Likewise.
11737 * genextract.c (gen_insn): Likewise.
11738 * gengtype-lex.l: Likewise.
11739 * gengtype.c (read_input_list, adjust_field_type,
11740 process_gc_options): Likewise.
11741 * genoutput.c (note_constraint): Likewise.
11742 * genpreds.c (mangle, add_constraint): Likewise.
11743 * genrecog.c (process_define_predicate, new_decision,
11744 add_to_sequence): Likewise.
11745 * gensupport.c (record_insn_name): Likewise.
11747 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11749 * config/i386/driver-i386.c (detect_caches_amd,
11750 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
11751 and/or -Wcast-qual warnings.
11752 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
11753 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
11754 gt_pch_save): Likewise.
11755 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
11756 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
11757 * global.c (compute_regsets): Likewise.
11758 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
11759 finish_graph_dump_file): Likewise.
11760 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
11761 unlink_bb_notes): Likewise.
11762 * integrate.c (get_hard_reg_initial_val): Likewise.
11763 * ipa-prop.c (ipa_push_func_to_list): Likewise.
11764 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
11765 * local-alloc.c (update_equiv_regs): Likewise.
11766 * loop-invariant.c (check_invariant_table_size,
11767 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
11769 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
11770 altered_reg_used, mark_altered): Likewise.
11771 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
11772 insert_var_expansion_initialization,
11773 combine_var_copies_in_loop_exit, apply_opt_in_copies,
11774 release_var_copies): Likewise.
11775 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
11776 analyze_matrix_decl, add_allocation_site, analyze_transpose,
11777 analyze_accesses_for_phi_node, check_var_notmodified_p,
11778 check_allocation_function, find_sites_in_func,
11779 record_all_accesses_in_func, transform_access_sites,
11780 transform_allocation_sites): Likewise.
11781 * omp-low.c (new_omp_region, create_omp_child_function_name,
11782 check_omp_nesting_restrictions, check_combined_parallel,
11783 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
11784 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
11785 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
11786 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
11788 * opts-common.c (prune_options): Likewise.
11789 * opts.c (add_input_filename, print_filtered_help,
11790 get_option_state): Likewise.
11791 * params.c (add_params): Likewise.
11792 * passes.c (set_pass_for_id, next_pass_1,
11793 do_per_function_toporder, pass_fini_dump_file): Likewise.
11794 * postreload.c (reload_cse_simplify_operands): Likewise.
11795 * predict.c (tree_predicted_by_p, tree_predict_edge,
11796 clear_bb_predictions, combine_predictions_for_bb): Likewise.
11798 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11800 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
11802 * recog.c (check_asm_operands, validate_change_1): Likewise.
11803 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
11804 subst_asm_stack_regs): Likewise.
11805 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
11806 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
11807 * regmove.c (reg_is_remote_constant_p): Likewise.
11808 * regrename.c (regrename_optimize, scan_rtx_reg,
11809 kill_clobbered_value, kill_set_value, kill_autoinc_value):
11811 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
11812 regstat_compute_calls_crossed): Likewise.
11813 * reload1.c (init_reload, new_insn_chain,
11814 has_nonexceptional_receiver, reload, copy_reloads,
11815 calculate_needs_all_insns, init_elim_table): Likewise.
11816 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
11817 * rtl.c (shallow_copy_rtx_stat): Likewise.
11818 * rtlanal.c (parms_set): Likewise.
11819 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
11820 sbitmap_resize, sbitmap_vector_alloc): Likewise.
11821 * sched-ebb.c (earliest_block_with_similiar_load,
11822 add_deps_for_risky_insns): Likewise.
11823 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
11824 schedule_region): Likewise.
11825 * see.c (eq_descriptor_pre_extension,
11826 hash_descriptor_pre_extension, hash_del_pre_extension,
11827 eq_descriptor_properties, hash_descriptor_properties,
11828 hash_del_properties, see_seek_pre_extension_expr,
11829 see_initialize_data_structures, see_print_register_properties,
11830 see_print_pre_extension_expr, see_delete_merged_def_extension,
11831 see_delete_unmerged_def_extension, see_emit_use_extension,
11832 see_pre_delete_extension, see_map_extension, see_commit_changes,
11833 see_analyze_merged_def_local_prop,
11834 see_analyze_merged_def_local_prop,
11835 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
11836 see_set_prop_merged_def, see_set_prop_unmerged_def,
11837 see_set_prop_unmerged_use, see_print_one_extension,
11838 see_merge_one_use_extension, see_merge_one_def_extension,
11839 see_store_reference_and_extension, see_update_uses_relevancy,
11840 see_update_defs_relevancy): Likewise.
11841 * statistics.c (hash_statistics_hash, hash_statistics_eq,
11842 hash_statistics_free, curr_statistics_hash): Likewise.
11843 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
11844 expand_asm_operands, expand_return, case_bit_test_cmp,
11845 expand_case): Likewise.
11846 * stor-layout.c (start_record_layout): Likewise.
11847 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
11848 gt_pch_save_stringpool): Likewise.
11849 * tree-data-ref.c (hash_stmt_vertex_info,
11850 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
11851 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
11853 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
11856 * config/i386/i386.md : Change constraints of HImode and QImode
11857 immediate operands from "i" to "n". Change SImode "ni" constraint to
11858 "i" and SImode "rmi" constraint to "g". Remove all constraints
11859 from const0_operand and const1_operand predicated operands.
11860 (i): Change QImode and HImode attribute from "i" to "n".
11861 (*subqi_2): Change HImode operands to QImode.
11864 2008-06-25 Olivier Hainque <hainque@adacore.com>
11866 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
11869 2008-06-25 Richard Guenther <rguenther@suse.de>
11871 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
11872 not overflow the result type.
11874 2008-06-25 Richard Guenther <rguenther@suse.de>
11876 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
11877 (vn_lookup): Likewise.
11879 2008-06-25 Richard Guenther <rguenther@suse.de>
11881 PR tree-optimization/35518
11882 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
11883 * tree-sra.c (instantiate_element): Use fold_build3 to build
11885 (try_instantiate_multiple_fields): Likewise.
11887 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
11889 * config/rs6000/rs6000.md: Change all string instruction's clobber to
11892 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
11894 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
11895 use_backchain_to_restore_sp to true
11896 if the offset of the link register save area would go over the 32k - 1
11897 offset limit of the load
11900 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
11902 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
11903 anchor for the type-punning blurb. Cross-reference "Structures
11904 unions enumerations and bit-fields implementation". Provide a
11905 cast-through-pointer example. Make final sentence self-contained.
11906 * doc/implement-c.texi (Structures unions enumerations and
11907 bit-fields implementation): Cross-reference the type-punning blurb
11908 in the -fstrict-aliasing documentation.
11910 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
11912 PR middle-end/36594
11913 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
11914 the memory instead of the memory itself for the save area.
11916 2008-06-24 Olivier Hainque <hainque@adacore.com>
11917 Nicolas Roche <roche@adacore.com>
11919 * gengtype.c (srcdir_len): size_t instead of int.
11920 (get_file_realbasename): New function. For F a filename, the real
11921 basename of F, with all the path components stripped.
11922 (get_file_srcdir_relative_path): New function. For F a filename, the
11923 relative path to F from $(srcdir).
11924 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
11925 get_file_realbasename. Adjust the head comment.
11926 (get_prefix_langdir_index): New function. For F a filename, return the
11927 lang_dir_names[] relative index of the language directory that is
11929 (get_file_langdir): For F a filename, return the name of the language
11930 directory where F is located.
11931 (get_file_gtfilename): New function. The gt- output file name for an
11933 (get_output_file_with_visibility): Replace in-line computations with
11934 uses of get_file_gtfilename and get_prefix_langdir_index.
11935 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
11937 2008-06-24 Jakub Jelinek <jakub@redhat.com>
11939 PR tree-optimization/36504
11940 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
11941 references without base address.
11943 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
11945 PR middle-end/36584
11946 * calls.c (expand_call): Increase alignment for recursive functions.
11948 2008-06-23 Anatoly Sokolov <aesok@post.ru>
11950 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
11951 (TARGET_FUNCTION_VALUE): New define.
11952 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
11953 * config/avr/avr.h (FUNCTION_VALUE): Remove.
11955 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
11957 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
11958 (fmod<mode>3): Ditto.
11959 (remainderxf3): Ditto.
11960 (remainder<mode>3): Ditto.
11962 2008-06-23 Jakub Jelinek <jakub@redhat.com>
11965 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
11966 REG is a hard register.
11968 PR tree-optimization/36508
11969 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
11970 499, don't check it at all in release compilers.
11972 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
11974 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
11975 together with SSE_TARGET_MATH to disable insn pattern.
11976 (*fop_<MODEF:mode>_2_i387): Ditto.
11977 (*fop_<MODEF:mode>_3_i387): Ditto.
11979 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
11981 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
11983 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
11985 PR middle-end/34906
11986 * gimplify.c (gimplify_asm_expr): Check the return code of
11987 parse_output_constraint call, set function return and is_inout
11988 value if it failed.
11990 2008-06-22 Ian Lance Taylor <iant@google.com>
11992 * c-lex.c (narrowest_unsigned_type): Change itk to int.
11993 (narrowest_signed_type): Likewise.
11994 * c-typeck.c (c_common_type): Change local variable mclass to enum
11996 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
11997 tcc_comparison, not the tree code itself.
11998 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
11999 (c_expand_expr): Cast modifier to enum expand_modifier.
12000 * c-common.h (C_RID_CODE): Add casts.
12001 (C_SET_RID_CODE): Define.
12002 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
12003 (c_lex_one_token): Add cast to avoid warning.
12004 (c_parser_objc_type_name): Rename local typename to type_name.
12005 (check_no_duplicate_clause): Change code parameter to enum
12007 (c_parser_omp_var_list_parens): Change kind parameter to enum
12009 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
12010 c_parser_omp_list_var_parens.
12011 (c_parser_omp_threadprivate): Likewise.
12012 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
12013 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
12014 * c-format.c (NO_FMT): Define.
12015 (printf_length_specs): Use NO_FMT.
12016 (asm_fprintf_length_specs): Likewise.
12017 (gcc_diag_length_specs): Likewise.
12018 (scanf_length_specs): Likewise.
12019 (strfmon_length_specs): Likewise.
12020 (gcc_gfc_length_specs): Likewise.
12021 (printf_flag_specs): Change 0 to STD_C89.
12022 (asm_fprintf_flag_specs): Likewise.
12023 (gcc_diag_flag_specs): Likewise.
12024 (gcc_cxxdiag_flag_specs): Likewise.
12025 (scanf_flag_specs): Likewise.
12026 (strftime_flag_specs): Likewise.
12027 (strfmon_flag_specs): Likewise.
12028 (print_char_table): Likewise.
12029 (asm_fprintf_char_table): Likewise.
12030 (gcc_diag_char_table): Likewise.
12031 (gcc_tdiag_char_table): Likewise.
12032 (gcc_cdiag_char_table): Likewise.
12033 (gcc_cxxdiag_char_table): Likewise.
12034 (gcc_gfc_char_table): Likewise.
12035 (scan_char_table): Likewise.
12036 (time_char_table): Likewis.
12037 (monetary_char_table): Likewise.
12038 * c-format.h (BADLEN): Likewise.
12040 2008-06-21 Ian Lance Taylor <iant@google.com>
12042 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
12043 Define END_OF_BASE_TREE_CODES around inclusion.
12044 * tree.c (tree_code_type): New global array.
12045 (tree_code_length, tree_code_name): Likewise.
12046 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
12047 $(lang_tree_files).
12048 (all-tree.def, s-alltree): New targets.
12049 (gencheck.h, s-gencheck): Remove.
12050 (tree.o): Depend upon all-tree.def.
12051 (build/gencheck.o): Remove gencheck.h dependency.
12052 (mostlyclean): Don't remove gencheck.h.
12053 * c-common.h (enum c_tree_code): Remove.
12054 * c-lang.c (tree_code_type): Remove.
12055 (tree_code_length, tree_code_name): Remove.
12056 * gencheck.c (tree_codes): Include all-tree.def, rather than
12057 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
12059 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
12061 * cp/cp-tree.h (enum cplus_tree_code): Remove.
12062 (operator_name_info): Size to MAX_TREE_CODES.
12063 (assignment_operator_name_info): Likewise.
12064 * cp/cp-lang.c (tree_code_type): Remove.
12065 (tree_code_length, tree_code_name): Remove.
12066 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
12067 (assignment_operator_name_info): Likewise.
12068 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
12070 * cp/mangle.c (write_expression): Likewise.
12071 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
12072 * fortran/f95-lang.c (tree_code_type): Remove.
12073 (tree_code_length, tree_code_name): Remove.
12074 * java/java-tree.h (enum java_tree_code): Remove.
12075 * java/lang.c (tree_code_type): Remove.
12076 (tree_code_length, tree_code_name): Remove.
12077 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
12078 * objc/objc-act.h (enum objc_tree_code): Remove.
12079 * objc/objc-lang.c (tree_code_type): Remove.
12080 (tree_code_length, tree_code_name): Remove.
12081 * objcp/objcp-lang.c (tree_code_type): Remove.
12082 (tree_code_length, tree_code_name): Remove.
12083 * ada/ada-tree.h (enum gnat_tree_code): Remove.
12084 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
12085 * ada/misc.c (tree_code_type): Remove.
12086 (tree_code_length, tree_code_name): Remove.
12088 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
12090 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
12091 the grand_bitmap_obstack.
12093 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12095 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
12096 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
12097 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
12098 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
12099 move_stmt_r, new_label_mapper): Likewise.
12100 * tree-complex.c (cvc_lookup): Likewise.
12101 * tree-dfa.c (create_function_ann): Likewise.
12102 * tree-dump.c (dump_register): Likewise.
12103 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
12104 find_phi_replacement_condition): Likewise.
12105 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
12106 tree_function_versioning): Likewise.
12107 * tree-into-ssa.c (cmp_dfsnum): Likewise.
12108 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
12109 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
12110 get_nonlocal_debug_decl, convert_nonlocal_reference,
12111 convert_nonlocal_omp_clauses, get_local_debug_decl,
12112 convert_local_reference, convert_local_omp_clauses,
12113 convert_nl_goto_reference, convert_nl_goto_receiver,
12114 convert_tramp_reference, convert_call_expr): Likewise.
12115 * tree-outof-ssa.c (contains_tree_r): Likewise.
12116 * tree-parloops.c (reduction_phi, initialize_reductions,
12117 eliminate_local_variables_1, add_field_for_reduction,
12118 add_field_for_name, create_phi_for_local_result,
12119 create_call_for_reduction_1, create_loads_for_reductions,
12120 create_stores_for_reduction, create_loads_and_stores_for_name):
12122 * tree-phinodes.c (allocate_phi_node): Likewise.
12123 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
12124 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
12125 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
12126 * tree-ssa-coalesce.c (compare_pairs): Likewise.
12127 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
12128 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
12129 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
12130 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
12131 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
12132 vn_nary_op_insert): Likewise.
12133 * tree-ssa.c (redirect_edge_var_map_add,
12134 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
12135 * tree-vectorizer.c (vectorize_loops): Likewise.
12136 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
12137 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
12138 tree_cons_stat, build1_stat, build_variant_type_copy,
12139 decl_init_priority_lookup, decl_fini_priority_lookup,
12140 decl_priority_info, decl_restrict_base_lookup,
12141 decl_restrict_base_insert, decl_debug_expr_lookup,
12142 decl_debug_expr_insert, decl_value_expr_lookup,
12143 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
12144 type_hash_add, get_file_function_name, tree_check_failed,
12145 tree_not_check_failed, tree_range_check_failed,
12146 omp_clause_range_check_failed, build_omp_clause,
12147 build_vl_exp_stat): Likewise.
12148 * value-prof.c (gimple_histogram_value,
12149 gimple_duplicate_stmt_histograms): Likewise.
12150 * var-tracking.c (attrs_list_insert, attrs_list_copy,
12151 unshare_variable, variable_union_info_cmp_pos, variable_union,
12152 dataflow_set_different_1, dataflow_set_different_2,
12153 vt_find_locations, variable_was_changed, set_variable_part,
12154 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
12155 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
12156 section_entry_hash, object_block_entry_eq,
12157 object_block_entry_hash, create_block_symbol,
12158 initialize_cold_section_name, default_function_rodata_section,
12159 strip_reg_name, set_user_assembler_name, const_desc_eq,
12160 build_constant_desc, output_constant_def, lookup_constant_def,
12161 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
12162 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
12163 default_internal_label): Likewise.
12164 * varray.c (varray_init, varray_grow): Likewise.
12165 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
12167 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
12169 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
12170 operators for "test" insn. Macroize insn using SWI mode macro.
12171 (*jcc_fused_2): Ditto.
12172 (*jcc_fused_3): Macroize insn using SWI mode macro.
12173 (*jcc_fused_4): Ditto.
12175 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
12177 * tree-ssa-pre.c: Fix typo in comment.
12178 (init_antic, fini_antic): Add explicit funtions for
12179 initializing and deinitializing ANTIC and AVAIL sets.
12180 (create_expression_by_pieces): Fix typo in comment.
12181 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
12182 (execute_pre): Eventually dump details about ANTIC_IN.
12184 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12186 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
12187 * gcc.c (translate_options, init_spec, store_arg, read_specs,
12188 add_to_obstack, file_at_path, find_a_file, execute,
12189 add_preprocessor_option, add_assembler_option, add_linker_option,
12190 process_command, insert_wrapper, do_option_spec, do_self_spec,
12191 spec_path, do_spec_1, is_directory, main, used_arg,
12192 getenv_spec_function): Likewise.
12193 * tlink.c (symbol_hash_lookup, file_hash_lookup,
12194 demangled_hash_lookup, symbol_push, file_push, frob_extension):
12197 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
12199 * doc/rtl.texi: Updated subreg section.
12201 2008-06-19 Jakub Jelinek <jakub@redhat.com>
12204 * cgraphunit.c (cgraph_process_new_functions): Don't clear
12205 node->needed and node->reachable.
12206 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
12207 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
12208 (expand_task_call): Don't call expand_task_copyfn.
12209 (expand_task_copyfn): Renamed to...
12210 (finalize_task_copyfn): ... this.
12212 2008-06-19 Jan Hubicka <jh@suse.cz>
12214 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
12215 clobbering framepointer.
12217 2008-06-19 Jan Hubicka <jh@suse.cz>
12219 * tree-optimize.c (execute_early_local_optimizations): Set
12220 cgraph_state only at first invocation.
12222 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12224 * system.h (-Wc++-compat): Activate as a warning, no an error.
12226 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
12228 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
12229 instead of "#" in insn asm template.
12230 (*jcc_fused_2): Ditto.
12232 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
12234 * config/i386/i386.h (ix86_tune_indices)
12235 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
12236 (TARGET_FUSE_CMP_AND_BRANCH): New define.
12237 * config/i386/i386.md (*jcc_fused_1): New insn pattern
12238 (*jcc_fused_2): Ditto.
12239 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
12240 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
12241 (print operand): Handle 'E' and 'e' code.
12243 2008-06-19 Anatoly Sokolov <aesok@post.ru>
12245 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
12246 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
12247 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
12249 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
12251 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
12253 (cgraph_expand_function): Use local copy of decl.
12254 (cgraph_expand_all_functions): Remove redundant initialization of
12256 (cgraph_optimize): Reword internal_error message.
12258 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
12260 * arm-protos.h (arm_return_in_memory): Remove public
12261 arm_return_in_memory() prototype.
12262 * arm.c (arm_return_in_memory): Add static prototype, add target
12263 hook macro, change definition and comments.
12264 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
12266 2008-06-19 Ben Elliston <bje@au.ibm.com>
12268 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
12269 real.c: Remove references to IEEE 754R.
12270 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
12271 * doc/libgcc.texi (Decimal float library routines): Likewise.
12273 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12275 * targhooks.h (struct gcc_target): New member unwind_word_mode.
12276 (default_unwind_word_mode): Add prototype.
12277 * targhooks.c (default_unwind_word_mode): New function.
12278 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
12279 instead of word_mode.
12280 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
12281 (TARGET_INITIALIZER): Use it.
12283 * c-common.c (handle_mode_attribute): Support "unwind_word"
12285 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
12287 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
12288 word_mode to access SjLj_Function_Context member "data".
12289 (sjlj_emit_dispatch_table): Likewise. Also, perform type
12290 conversion from targetm.eh_return_filter_mode () to
12291 targetm.unwind_word_mode () if they differ.
12293 * builtin-types.def (BT_UNWINDWORD): New primitive type.
12294 (BT_FN_UNWINDWORD_PTR): New function type.
12295 (BT_FN_WORD_PTR): Remove.
12296 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
12297 * except.c (expand_builtin_extend_pointer): Convert pointer to
12298 targetm.unwind_word_mode () instead of word_mode.
12300 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
12301 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
12302 (spu_unwind_word_mode): New function.
12303 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
12304 (TARGET_UNWIND_WORD_MODE): Define.
12305 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
12307 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12309 * config/spu/spu.c (reg_align): Remove.
12310 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
12311 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
12312 (spu_split_store): Likewise.
12314 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
12316 * gcc/tree-vn.c: Fix typo in comment.
12318 2008-06-18 Jan Hubicka <jh@suse.cz>
12320 * cgraphunit.c (cgraph_optimize): Output debug info when doing
12321 toplevel reorder too.
12323 2008-06-18 Jan Hubicka <jh@suse.cz>
12325 * c-opts.c (c_common_post_options): PCH is not compatible with
12327 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
12328 -fno-toplevel-reorder by default now.
12330 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12332 PR documentation/30739
12333 * doc/install.texi (Prerequisites): Document dependency on awk.
12335 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
12336 Ian Lance Taylor <iant@google.com>
12338 PR rtl-optimization/35604
12339 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
12340 only want to change jump destinations, not eventual label comparisons.
12342 2008-06-16 Jan Hubicka <jh@suse.cz>
12344 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
12346 (cgraph_analyze_function): Likewise.
12348 2008-06-16 Jan Hubicka <jh@suse.cz>
12350 * cgraph.h (cgraph_mark_if_needed): New function.
12351 * cgraphunit.c (cgraph_mark_if_needed): New function.
12352 * c-decl.c (duplicate_decl): Use it.
12354 2008-06-16 Jan Hubicka <jh@suse.cz>
12356 * cgraph.c (cgraph_add_new_function): When in expansion state, do
12359 2008-06-16 Jan Hubicka <jh@suse.cz>
12361 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
12363 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
12364 Kazu Hirata <kazu@codesourcery.com>
12365 Maxim Kuvyrkov <maxim@codesourcery.com
12367 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
12368 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
12369 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
12370 EXTRA_SPEC_FUNCTIONS.
12371 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
12372 (DRIVER_SELF_SPECS): Adjust.
12373 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
12374 * config/mips/st.h, config/mips/t-st: New.
12375 * config/mips/driver-native.c, config/mips/x-native: New.
12376 * doc/invoke.texi (MIPS): Document 'native' value for -march and
12379 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
12381 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
12383 (ISA_HAS_FP_CONDMOVE): New macro.
12384 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
12385 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
12386 (ISA_HAS_NMADD3_NMSUB3): New macro.
12387 * config/mips/mips.c (mips_rtx_costs): Update.
12388 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
12389 compiling for ST Loongson 2E/2F.
12390 (madd<mode>): Rename to madd4<mode>. Update.
12391 (madd3<mode>): New pattern.
12392 (msub<mode>): Rename to msub4<mode>. Update.
12393 (msub3<mode>): New pattern.
12394 (nmadd<mode>): Rename to nmadd4<mode>. Update.
12395 (nmadd3<mode>): New pattern.
12396 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
12397 (nmadd3<mode>_fastmath): New pattern.
12398 (nmsub<mode>): Rename to nmsub4<mode>. Update.
12399 (nmsub3<mode>): New pattern.
12400 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
12401 (nmsub3<mode>_fastmath): New pattern.
12402 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
12404 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
12406 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
12407 (DF_REF_INSN_INFO): New.
12408 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
12409 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
12410 with a NULL DF_REF_INSN_INFO.
12411 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
12413 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
12414 DF_INSN_INFO_EQ_USES): New.
12415 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
12416 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
12417 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
12418 * df-core.c: Update comment for above changes.
12419 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
12420 DF_INSN_UID_* macros.
12421 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
12422 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
12423 insn rtx. Update all callers.
12424 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
12425 df_ref_create_structure, df_insn_refs_collect): Likewise.
12426 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
12427 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
12428 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
12429 macros to access the insn refs.
12430 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
12431 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
12432 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
12433 for accessing the refs.
12434 (try_fwprop_subst): Likewise.
12435 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
12436 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
12437 for accessing the refs.
12438 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
12439 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
12440 to look at the insn refs.
12441 (record_uses): Likewise.
12442 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
12444 (mark_artificial_uses): Don't mark_insn for artificial refs.
12445 (mark_reg_rependencies): Likewise.
12447 * doc/rtl.texi: Remove documentation of ADDRESSOF.
12449 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12451 * configure: Regenerate.
12453 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
12455 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
12456 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
12457 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
12459 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
12461 * config/avr/avr.c (avr_mcu_t): Add attiny167.
12462 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
12463 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
12465 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
12467 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
12468 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
12469 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
12471 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
12473 * tree-ssa-sccvn.c: Fix format of comments.
12475 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
12477 * cgraph.c: Remove unneeded forward declarations of eq_node()
12480 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
12482 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
12484 (see_update_relevancy): Likewise.
12485 * fwprop.c (try_fwprop_subst): Likewise.
12486 * rtlanal.c (noop_move_p): Likewise.
12487 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
12488 notes to non-existing libcall blocks.
12489 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
12491 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
12492 (dead_libcall_p): Remove.
12493 (delete_trivially_dead_insns): Don't use it.
12494 * web.c (union_defs): Remove comment about keeping nops.
12495 * gcse.c (hash_scan_insn): Don't take libcall pointers.
12496 (compute_hash_table_work): Don't track libcall notes.
12497 (do_local_cprop): Don't take libcall pointers. Don't update
12499 (adjust_libcall_notes): Deleted.
12500 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
12501 ever have existed in the first place).
12502 (replace_store_insn): Don't try to remove libcall notes.
12503 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
12504 (resolve_reg_notes): Don't call them.
12505 (resolve_simple_move): Likewise.
12506 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
12507 Don't remove REG_RETVAL notes.
12508 * emit-rtl.c (try_split): Don't update libcall notes.
12509 (emit_copy_of_insn_after): Dito.
12510 * cselib.c (cselib_current_insn_in_libcall): Remove.
12511 (cselib_process_insn): Don't set/clear it.
12512 (new_elt_loc_list): Don't record it.
12513 (cselib_init): Don't initialize it.
12514 * cselib.c (struct elt_loc_list): Remove in_libcall field.
12515 * loop-invariant.c (find_invariant_insn): Don't look for libcall
12517 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
12518 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
12519 (init_deps): Don't initialize it.
12520 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
12521 * combine.c (delete_noop_moves): Don't update libcall notes.
12522 (can_combine_p): Remove now pointless #if 0 block.
12523 (try_combine): Remove another obsolete #if 0 block.
12524 (distribute_notes): Don't distribute libcall notes.
12525 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
12526 * dce.c (libcall_dead_p): Remove.
12527 (delete_unmarked_insns): Don't handle libcall blocks.
12528 (preserve_libcall_for_dce): Remove.
12529 (prescan_insns_for_dce): Don't special-case libcall block insns.
12530 * reload1 (reload): Don't handle libcall notes.
12531 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
12534 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
12536 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
12537 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
12538 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
12540 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
12542 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
12543 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
12544 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
12546 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12548 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
12550 2008-06-16 Ira Rosen <irar@il.ibm.com>
12552 PR tree-optimization/36493
12553 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
12554 the arguments list. Use VECTYPE to create vector pointer.
12555 (vectorizable_store): Fail if accesses through a pointer to vectype
12556 do not alias the original memory reference operands.
12557 Call vect_create_data_ref_ptr without the removed argument.
12558 (vectorizable_load): Likewise.
12559 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
12562 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
12565 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
12566 reg_equiv_constant.
12568 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
12570 * config/mips/loongson2ef.md: New file.
12571 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
12572 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
12573 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
12574 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
12575 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
12577 (loongson2ef.md): New include.
12578 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
12579 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
12580 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
12581 (loongson_gt_<mode>, loongson_extract_halfword)
12582 (loongson_insert_halfword_0, loongson_insert_halfword_2)
12583 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
12584 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
12585 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
12586 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
12587 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
12588 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
12589 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
12590 (vec_interleave_low<mode>): Define type attribute.
12591 * config/mips/mips.c (mips_ls2): New static variable.
12592 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
12593 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
12594 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
12595 Implement target scheduling hooks.
12596 (mips_multipass_dfa_lookahead): Update to handle tuning for
12598 (mips_sched_init): Initialize data for Loongson scheduling.
12599 (mips_ls2_variable_issue): New static function.
12600 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
12602 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
12603 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
12604 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
12605 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
12606 Handle ST Loongson 2E/2F cores.
12607 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
12609 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12611 * omp-low.c (extract_omp_for_data): Fix comment typo.
12614 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12616 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
12617 FIXME note about gcc/config.guess.
12618 * doc/options.texi (Option file format): Remove non-ASCII bytes.
12619 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
12620 * doc/cppopts.texi: Likewise.
12621 * doc/extend.texi: Likewise.
12622 * doc/gcc.texi: Likewise.
12623 * doc/gccint.texi: Likewise.
12624 * doc/gcov.texi: Likewise.
12625 * doc/gty.texi: Likewise.
12626 * doc/hostconfig.texi: Likewise.
12627 * doc/install.texi: Likewise.
12628 * doc/invoke.texi: Likewise.
12629 * doc/loop.texi: Likewise.
12630 * doc/makefile.texi: Likewise.
12631 * doc/md.texi: Likewise.
12632 * doc/passes.texi: Likewise.
12633 * doc/tm.texi: Likewise.
12634 * doc/tree-ssa.texi: Likewise.
12635 * doc/trouble.texi: Likewise.
12637 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
12638 Nathan Sidwell <nathan@codesourcery.com>
12639 Maxim Kuvyrkov <maxim@codesourcery.com>
12640 Richard Sandiford <rdsandiford@googlemail.com>
12642 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
12643 * config/mips/mips-protos.h (mips_expand_vector_init): New.
12644 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
12646 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
12647 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
12648 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
12650 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
12651 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
12652 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
12653 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
12654 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
12655 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
12656 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
12657 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
12658 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
12659 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
12660 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
12661 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
12662 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
12663 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
12664 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
12665 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
12666 (mips_builtins): Add Loongson builtins.
12667 (mips_loongson_2ef_bdesc): New.
12668 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
12669 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
12670 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
12671 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
12673 (mips_expand_vector_init): New.
12674 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
12675 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
12677 * config/mips/mips.md: Add unspec numbers for Loongson
12678 builtins. Include loongson.md.
12679 (MOVE64): Include Loongson vector modes.
12680 (SPLITF): Include Loongson vector modes.
12681 (HALFMODE): Handle Loongson vector modes.
12682 * config/mips/loongson.md: New.
12683 * config/mips/loongson.h: New.
12684 * config.gcc: Add loongson.h header for mips*-*-* targets.
12685 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
12687 2008-06-14 Joseph Myers <joseph@codesourcery.com>
12689 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
12690 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
12691 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
12692 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
12693 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
12694 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
12695 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
12696 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
12697 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
12698 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
12699 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
12700 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
12701 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
12702 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
12703 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
12704 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
12705 Remove use_fixproto=yes.
12706 (ia64*-*-hpux*): Remove comment about using fixproto.
12707 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
12709 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12711 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
12713 * configure: Regenerate.
12715 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
12717 PR middle-end/36520
12718 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
12719 before evaluating it.
12721 2008-06-13 Jakub Jelinek <jakub@redhat.com>
12724 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
12725 nested inline functions.
12726 (start_decl, start_function): Don't invert DECL_EXTERNAL
12727 for nested inline functions.
12729 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
12731 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
12732 splits that must be made for correctness.
12734 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
12736 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
12737 (AVAIL_NON_MIPS16): Likewise.
12738 (mips_builtin_description): Replace target_flags with a predicate.
12739 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
12740 (dspr2_32): New availability predicates.
12741 (MIPS_BUILTIN): New macro.
12742 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
12743 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
12744 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
12745 Replace the TARGET_FLAGS parameters with AVAIL parameters.
12746 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
12747 (mips_dsp_32only_bdesc): Merge into...
12748 (mips_builtins): ...this new array.
12749 (mips_bdesc_map, mips_bdesc_arrays): Delete.
12750 (mips_init_builtins): Update after above changes.
12751 (mips_expand_builtin_1): Merge into...
12752 (mips_expand_builtin): ...here and update after above changes.
12754 2008-06-12 Paul Brook <paul@codesourcery.com>
12756 * longlong.h (__arm__): Define count_leading_zeros.
12757 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
12758 (clzsi2, clzdi2): New functions.
12759 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
12760 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
12761 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
12762 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
12763 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
12764 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
12765 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
12766 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
12767 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
12768 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
12770 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
12772 * config/m68k/m68k.c (m68k_tune_flags): New.
12773 (override_options): Compute m68k_tune_flags.
12774 (MULL_COST, MULW_COST): Update for various variants of CFV2.
12775 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
12777 2008-06-12 Jakub Jelinek <jakub@redhat.com>
12779 PR middle-end/36506
12780 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
12782 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
12784 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
12785 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
12787 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
12789 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
12790 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
12792 2008-06-12 Jakub Jelinek <jakub@redhat.com>
12794 PR middle-end/36506
12795 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
12798 2008-06-12 Richard Guenther <rguenther@suse.de>
12800 PR tree-optimization/36345
12801 * tree-flow.h (struct ptr_info_def): Align escape_mask,
12802 add memory_tag_needed flag.
12803 (may_alias_p): Declare.
12804 * tree-ssa-alias.c (may_alias_p): Export.
12805 (set_initial_properties): Use memory_tag_needed flag.
12806 (update_reference_counts): Likewise.
12807 (reset_alias_info): Reset memory_tag_needed flag.
12808 (create_name_tags): Check memory_tag_needed flag.
12809 (dump_points_to_info_for): Dump it.
12810 * tree-ssa-structalias.c (struct variable_info): Remove
12811 directly_dereferenced flag.
12812 (new_var_info): Do not initialize it.
12813 (process_constraint_1): Do not set it.
12814 (update_alias_info): Set is_dereferenced flag.
12815 (set_uids_in_ptset): Use may_alias_p.
12816 (set_used_smts): Check memory_tag_needed flag.
12817 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
12818 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
12819 memory_tag_needed flag.
12820 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
12821 from broken design.
12823 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
12825 * config/i386/i386.c (ix86_compute_frame_layout): Disable
12826 red zone for w64 abi.
12827 (ix86_expand_prologue): Likewise.
12828 (ix86_force_to_memory): Likewise.
12829 (ix86_free_from_memory): Likewise.
12831 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
12834 * config/rs6000/rs6000.c (rs6000_override_options): Set
12835 rs6000_isel conditionally to the absence of comand line override.
12836 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
12837 Remove duplicate rs6000_isel setting.
12838 * config/rs6000/eabispe.h: Ditto.
12840 2008-06-11 Richard Guenther <rguenther@suse.de>
12842 * alias.c (get_alias_set): Use the element alias-set for arrays.
12843 (record_component_aliases): For arrays and vectors do nothing.
12844 * c-common.c (strict_aliasing_warning): Handle the cases
12845 of alias set zero explicitly.
12846 * Makefile.in (dfp.o-warn): Add -Wno-error.
12848 2008-06-11 Joseph Myers <joseph@codesourcery.com>
12850 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
12852 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
12853 tune_32 tune_64 to supported_defaults. Allow values not
12854 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
12855 x86_64. Do not override cpu_32 or cpu_64 values from target name.
12856 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
12857 with_cpu_64 to generic for 64-bit-supporting configurations, not
12858 with_cpu. Remove FIXMEs.
12859 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
12860 --with-arch-64, --with-tune-32, --with-tune-64): Document.
12861 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
12862 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
12863 arch_32 and arch_64.
12865 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
12866 Olivier Hainque <hainque@adacore.com>
12868 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
12869 Use DECL_SIZE_UNIT to retrieve the size of the field.
12871 2008-06-11 Joseph Myers <joseph@codesourcery.com>
12873 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
12874 with function calls after declarations. Lay out
12875 neon_float_type_node before further use.
12877 2008-06-11 Richard Guenther <rguenther@suse.de>
12879 * tree-flow.h (may_point_to_global_var): Declare.
12880 * tree-ssa-alias.c (may_point_to_global_var): New function.
12881 * tree-ssa-sink.c (is_hidden_global_store): Use it.
12883 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
12885 * configure.ac: Teach that fido supports .debug_line.
12886 * configure: Regenerate.
12888 2008-06-10 Tom Tromey <tromey@redhat.com>
12890 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
12893 2008-06-10 Joseph Myers <joseph@codesourcery.com>
12895 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
12896 (encode_decimal64, decode_decimal64, encode_decimal128,
12897 decode_decimal128): Reverse order of 32-bit parts of value if host
12898 and target endianness differ.
12900 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
12902 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
12903 Avoid division by 0.
12904 (tree_mod_pow2_value_transform): Likewise.
12905 (tree_ic_transform): Likewise.
12906 (tree_stringops_transform): Likewise.
12907 (tree_mod_subtract_transform): Likewise.
12908 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
12909 (copy_edges_for_bb): Likewise.
12910 (initialize_cfun): Likewise.
12912 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
12914 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
12915 nonmemory_operand. Add "N" operand constraint.
12917 (*jcc_btdi_mask_rex64): New instruction and split pattern.
12918 (*jcc_btsi_mask): Ditto.
12919 (*jcc_btsi_mask_1): Ditto.
12921 2008-06-10 Joseph Myers <joseph@codesourcery.com>
12923 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
12924 TYPE_CANONICAL for copied element type.
12926 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
12929 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
12930 Add m_CORE2 and m_GENERIC.
12931 * config/i386/predicates.md (bt_comparison_operator): New predicate.
12932 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
12934 (*jcc_btdi_rex64): New instruction and split pattern.
12935 (*jcc_btsi): Ditto.
12936 (*jcc_btsi_1): Ditto.
12937 (*btsq): Fix Intel asm dialect operand order.
12941 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
12943 PR middle-end/36447
12944 * simplify-rtx.c (simplify_subreg): Add check for shift count
12947 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
12949 * doc/md.texi: Synchronize with later constraints.md change.
12950 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
12951 with a C implementation.
12952 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
12954 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
12955 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
12956 when moving to and from MD_REGNUM.
12957 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
12958 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
12959 Handle byte and halfword moves.
12960 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
12962 * config/mips/constraints.md (h): Turn into NO_REGS.
12963 (l, x): Update documentation.
12964 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
12965 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
12966 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
12967 (HILO): New mode iterator.
12969 (any_div): New code iterator.
12970 (u): Extend code attribute to div and udiv.
12971 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
12972 d_operand in the splitters. Remove redundant CONST_INT checks.
12973 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
12974 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
12975 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
12976 accordingly, using normal moves instead of unspecs to move LO into
12977 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
12978 (<u>mulsidi3): Handle expansion in C code.
12979 (<u>mulsidi3_32bit_internal): Rename to...
12980 (<u>mulsidi3_32bit): ...this.
12981 (<u>mulsidi3_32bit_r4000): Fix insn separator.
12982 (*<u>mulsidi3_64bit): Rename to...
12983 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
12984 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
12985 to set LO and HI to the multiplication result. Use a normal move
12986 for MFLO and an unspec for MFHI.
12987 (*<u>mulsidi3_64bit_parts): Replace with...
12988 (<u>mulsidi3_64bit_hilo): ...this new instruction.
12989 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
12990 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
12991 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
12992 instead of HI. Split the instruction into a separate multiplication
12993 and MFHI if !TARGET_FIX_R4000.
12994 (<su>muldi3_highpart): Likewise.
12995 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
12996 and the "=h" clobber.
12997 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
12998 (<u>mulditi3): New expander.
12999 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
13000 (madsi): Remove "=h" clobber.
13001 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
13002 Force the modulus result to be a GPR and split the instruction into
13003 a division followed by an MFHI after reload.
13004 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
13005 (*lea_high64): Use d_operand in the define_peephole2. Likewise
13006 the MIPS16 HIGH define_split.
13007 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
13008 of acc<->gpr moves to "multi".
13009 (*movdi_64bit): Replace the single "x" alternative with
13010 alternatives for moving into and out of "a".
13011 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
13012 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
13013 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
13014 Use d_operand in the splitters. Remove redundant CONST_INT checks.
13015 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
13016 (movti): New expander.
13017 (*movti, *movti_mips16): New insns.
13018 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
13019 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
13020 (mthi<GPR:mode>_<HILO:mode>): Likewise.
13021 * config/mips/predicates.md (fpr_operand): Delete.
13022 (d_operand): New predicate.
13024 2008-06-09 Michael Meissner <michael.meissner@amd.com>
13026 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
13027 failure on some Bourne shells.
13028 (x86_64-*-*): Ditto.
13030 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
13032 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
13034 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
13036 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
13037 (sparc-sun-solaris2*): Likewise.
13039 2008-06-09 Arnaud Charlet <charlet@adacore.com
13041 * doc/install.texi: Update requirements to build the Ada compiler.
13043 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
13045 * df-scan.c (struct df_scan_problem_data): Remove the
13046 mw_link_pool alloc pool.
13047 (df_scan_free_internal): Don't free it.
13048 (df_scan_alloc): Don't allocate it.
13049 * df.h (struct df_link): Update comment.
13051 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
13053 * except.h: Correct checks for when SJLJ exceptions must be used.
13055 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13057 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
13060 2008-06-08 Joseph Myers <joseph@codesourcery.com>
13062 PR tree-optimization/36218
13063 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
13064 configure for the build system.
13065 (BUILD_LDFLAGS): Define.
13066 * configure: Regenerate.
13067 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
13069 2008-07-08 Anatoly Sokolov <aesok@post.ru>
13072 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
13073 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
13074 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
13076 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
13078 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
13080 2008-06-07 Joseph Myers <joseph@codesourcery.com>
13082 * config.gcc (Obsolete configurations): Remove list of
13084 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
13085 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
13086 targets matched by those patterns.
13087 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
13088 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
13089 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
13090 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
13091 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
13092 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
13093 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
13094 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
13095 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
13096 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
13097 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
13098 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
13099 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
13100 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
13101 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
13102 Make code for Solaris 7 and greater unconditional for Solaris.
13103 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
13104 Remove --with-* handling.
13105 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
13106 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
13107 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
13108 LINK_OS_WINDISS_SPEC): Remove.
13109 * config/rs6000/sysv4.opt (mwindiss): Remove.
13110 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
13111 * configure: Regenerate.
13112 * doc/cpp.texi: Don't mention BeOS.
13113 * doc/extend.texi (interrupt): Don't mention MS1.
13114 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
13115 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
13116 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
13117 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
13118 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
13120 * doc/invoke.texi (MT Options): Remove.
13121 (-mwindiss): Remove.
13122 (CRIS Options): Remove cris-axis-aout references.
13123 (HPPA Options): Don't mention hppa1.1-*-pro.
13124 * doc/md.texi: (MorphoTech family): Remove.
13125 * libgcc2.c: Don't handle UWIN.
13126 * config/alpha/t-unicosmk: Remove.
13127 * config/alpha/unicosmk.h: Remove.
13128 * config/arm/kaos-arm.h: Remove.
13129 * config/arm/kaos-strongarm.h: Remove.
13130 * config/arm/strongarm-coff.h: Remove.
13131 * config/arm/strongarm-elf.h: Remove.
13132 * config/arm/strongarm-pe.h: Remove.
13133 * config/arm/t-strongarm-pe: Remove.
13134 * config/arm/t-xscale-coff: Remove.
13135 * config/arm/t-xscale-elf: Remove.
13136 * config/arm/xscale-coff.h: Remove.
13137 * config/arm/xscale-elf.h: Remove.
13138 * config/chorus.h: Remove.
13139 * config/cris/aout.h: Remove.
13140 * config/cris/aout.opt: Remove.
13141 * config/cris/t-aout: Remove.
13142 * config/i386/beos-elf.h: Remove.
13143 * config/i386/kaos-i386.h: Remove.
13144 * config/i386/ptx4-i.h: Remove.
13145 * config/i386/sco5.h: Remove.
13146 * config/i386/sco5.opt: Remove.
13147 * config/i386/sysv4-cpp.h: Remove.
13148 * config/i386/sysv5.h: Remove.
13149 * config/i386/t-beos: Remove.
13150 * config/i386/t-sco5: Remove.
13151 * config/i386/t-uwin: Remove.
13152 * config/i386/uwin.asm: Remove.
13153 * config/i386/uwin.h: Remove.
13154 * config/kaos.h: Remove.
13155 * config/mips/windiss.h: Remove.
13156 * config/mt: Remove directory.
13157 * config/pa/pa-osf.h: Remove.
13158 * config/pa/pa-pro-end.h: Remove.
13159 * config/pa/t-pro: Remove.
13160 * config/ptx4.h: Remove.
13161 * config/rs6000/beos.h: Remove.
13162 * config/rs6000/kaos-ppc.h: Remove.
13163 * config/rs6000/t-beos: Remove.
13164 * config/rs6000/windiss.h: Remove.
13165 * config/sh/kaos-sh.h: Remove.
13166 * config/sol2-6.h: Remove.
13167 * config/sparc/sol26-sld.h: Remove.
13168 * config/sparc/sysv4-only.h: Remove.
13169 * config/vax/bsd.h: Remove.
13170 * config/vax/t-memfuncs: Remove.
13171 * config/vax/ultrix.h: Remove.
13172 * config/vax/vaxv.h: Remove.
13173 * config/windiss.h: Remove.
13175 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
13177 PR rtl-optimization/36438
13178 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
13179 for vector shifts with constant scalar shift operands.
13181 2008-06-06 Sandip Matte <sandip@rmicorp.com>
13183 * doc/invoke.texi: Document -march=xlr.
13184 * config/mips/xlr.md: New file.
13185 * config/mips/mips.md: Include it.
13187 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
13188 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
13189 (mips_rtx_cost_data): Likewise.
13191 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
13193 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
13194 PRE_INC and PRE_DEC cases.
13196 2008-06-06 Jakub Jelinek <jakub@redhat.com>
13198 PR rtl-optimization/36419
13199 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
13200 the emitting jump insn.
13203 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
13204 is not bool, boolify the whole *expr_p and convert to the desired type.
13206 2008-06-06 Jakub Jelinek <jakub@redhat.com>
13208 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
13209 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
13210 Add omp_private_outer_ref hook, add another argument to
13211 omp_clause_default_ctor hook.
13212 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
13213 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
13214 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
13215 hook_tree_tree_tree_tree_null.
13216 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
13217 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
13218 * hooks.c (hook_tree_tree_tree_tree_null): New function.
13219 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
13220 * tree.def (OMP_TASK): New tree code.
13221 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
13222 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
13223 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
13224 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
13225 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
13226 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
13227 OMP_CLAUSE_COLLAPSE_EXPR): Define.
13228 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
13229 (OMP_DIRECTIVE_P): Add OMP_TASK.
13230 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
13231 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
13232 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
13233 and OMP_CLAUSE_UNTIED entries.
13234 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
13236 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
13237 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
13238 * tree-pretty-print.c (dump_omp_clause): Handle
13239 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
13240 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
13241 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
13242 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
13243 warning about unsigned iterators. Change decl/init/cond/incr
13244 arguments to TREE_VECs, check arguments for all collapsed loops.
13245 (c_finish_omp_taskwait): New function.
13246 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
13248 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
13249 default_function_array_conversion on init. Add par_clauses argument.
13250 If decl is present in parallel's lastprivate clause, change it to
13251 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
13252 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
13253 collapse count in clauses.
13254 (c_parser_omp_for, c_parser_omp_parallel): Adjust
13255 c_parser_omp_for_loop callers.
13256 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
13257 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
13258 (c_parser_omp_clause_name): Handle collapse and untied clauses.
13259 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
13261 (c_parser_omp_clause_schedule): Handle schedule(auto).
13262 Include correct location in the error message.
13263 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
13264 and PRAGMA_OMP_CLAUSE_UNTIED.
13265 (OMP_TASK_CLAUSE_MASK): Define.
13266 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
13267 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
13268 * tree-nested.c (convert_nonlocal_omp_clauses,
13269 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
13270 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
13271 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
13272 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
13274 (conver_nonlocal_reference, convert_local_reference,
13275 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
13276 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
13277 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
13278 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
13279 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
13280 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
13281 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
13282 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
13283 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
13285 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
13286 * c-common.h (c_finish_omp_taskwait): New prototype.
13287 * gimple-low.c (lower_stmt): Handle OMP_TASK.
13288 * tree-parloops.c (create_parallel_loop): Create 1 entry
13289 vectors for OMP_FOR_{INIT,COND,INCR}.
13290 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
13291 (make_edges): Handle OMP_TASK.
13292 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
13293 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
13294 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
13295 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
13296 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
13297 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
13298 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
13299 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
13300 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
13301 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
13302 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
13303 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
13304 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
13305 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
13306 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
13307 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
13308 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
13309 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
13310 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
13311 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
13312 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
13313 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
13314 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
13315 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
13316 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
13317 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
13318 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
13319 original iterator is present in lastprivate clause or if
13320 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
13321 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
13322 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
13323 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
13324 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
13325 if it is set, lookup var in outer contexts too. Handle
13326 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
13327 to be implicitly determined firstprivate for task regions.
13328 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
13329 if it is set, lookup var in outer contexts too. Set
13330 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
13331 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
13332 OMP_CLAUSE_UNTIED. Take region_type as last argument
13333 instead of in_parallel and in_combined_parallel.
13334 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
13336 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
13337 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
13338 (new_omp_context): Set default_kind to
13339 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
13340 (omp_region_type): New enum.
13341 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
13342 fields, add region_type.
13343 (new_omp_context): Take region_type as argument instead of is_parallel
13344 and is_combined_parallel.
13345 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
13346 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
13347 ctx->is_combined_parallel checks.
13348 (gimplify_omp_task): New function.
13349 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
13351 * omp-low.c (extract_omp_for_data): Use schedule(static)
13352 for schedule(auto). Handle pointer and unsigned iterators.
13353 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
13354 Add loops argument. Extract data for collapsed OMP_FOR loops.
13355 (expand_parallel_call): Assert sched_kind isn't auto,
13356 map runtime schedule to index 3.
13357 (struct omp_for_data_loop): New type.
13358 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
13359 Add loop, loops, collapse and iter_type fields.
13360 (workshare_safe_to_combine_p): Disallow combined for if
13361 iter_type is unsigned long long. Don't combine collapse > 1 loops
13362 unless all bounds and steps are constant. Adjust extract_omp_for_data
13364 (expand_omp_for_generic): Handle pointer, unsigned and long long
13365 iterators. Handle collapsed OMP_FOR loops. Adjust
13366 for struct omp_for_data changes. If libgomp function doesn't return
13367 boolean_type_node, add comparison of the return value with 0.
13368 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
13369 pointer, unsigned and long long iterators. Adjust for struct
13370 omp_for_data changes.
13371 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
13372 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
13373 unsigned long long. Allocate loops array, pass it to
13374 extract_omp_for_data. For collapse > 1 loops use always
13375 expand_omp_for_generic.
13376 (omp_context): Add sfield_map and srecord_type fields.
13377 (is_task_ctx, lookup_sfield): New functions.
13378 (use_pointer_for_field): Use is_task_ctx helper. Change first
13379 argument's type from const_tree to tree. Clarify comment.
13380 In OMP_TASK disallow copy-in/out sharing.
13381 (build_sender_ref): Call lookup_sfield instead of lookup_field.
13382 (install_var_field): Add mask argument. Populate both record_type
13383 and srecord_type if needed.
13384 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
13386 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
13387 and DECL_FIELD_OFFSET.
13388 (scan_sharing_clauses): Adjust install_var_field callers. For
13389 firstprivate clauses on explicit tasks allocate the var by value in
13390 record_type unconditionally, rather than by reference.
13391 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
13392 Use is_taskreg_ctx instead of is_parallel_ctx.
13393 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
13394 (create_omp_child_function_name): Add task_copy argument, use
13395 *_omp_cpyfn* names if it is true.
13396 (create_omp_child_function): Add task_copy argument, if true create
13397 *_omp_cpyfn* helper function.
13398 (scan_omp_parallel): Adjust create_omp_child_function callers.
13399 Rename parallel_nesting_level to taskreg_nesting_level.
13400 (scan_omp_task): New function.
13401 (lower_rec_input_clauses): Don't run constructors for firstprivate
13402 explicit task vars which are initialized by *_omp_cpyfn*.
13403 Pass outer var ref to omp_clause_default_ctor hook if
13404 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
13405 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
13406 OMP_CLAUSE_REDUCTION_INIT.
13407 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
13408 avoid duplicate setting of fields. Handle
13409 OMP_CLAUSE_PRIVATE_OUTER_REF.
13410 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
13411 copy-out if TREE_READONLY, only copy-in.
13412 (expand_task_copyfn): New function.
13413 (expand_task_call): New function.
13414 (struct omp_taskcopy_context): New type.
13415 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
13417 (lower_omp_parallel): Rename to...
13418 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
13419 Call create_task_copyfn if srecord_type is needed. Adjust
13421 (task_shared_vars): New variable.
13422 (check_omp_nesting_restrictions): Warn if work-sharing,
13423 barrier, master or ordered region is closely nested inside OMP_TASK.
13424 Add warnings for barrier if closely nested inside of work-sharing,
13425 ordered, or master region.
13426 (scan_omp_1): Call check_omp_nesting_restrictions even for
13427 GOMP_barrier calls. Rename parallel_nesting_level to
13428 taskreg_nesting_level. Handle OMP_TASK.
13429 (lower_lastprivate_clauses): Even if some lastprivate is found on a
13430 work-sharing construct, continue looking for them on parent parallel
13432 (lower_omp_for_lastprivate): Add lastprivate clauses
13433 to the beginning of dlist rather than end. Adjust for struct
13434 omp_for_data changes.
13435 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
13436 not after it. Handle collapsed OMP_FOR loops, adjust for
13437 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
13438 (get_ws_args_for): Adjust extract_omp_for_data caller.
13439 (scan_omp_for): Handle collapsed OMP_FOR
13440 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
13441 (lower_omp_single_simple): If libgomp function doesn't return
13442 boolean_type_node, add comparison of the return value with 0.
13443 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
13444 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
13445 (parallel_nesting_level): Rename to...
13446 (taskreg_nesting_level): ... this.
13447 (is_taskreg_ctx): New function.
13448 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
13449 of is_parallel_ctx.
13450 (execute_lower_omp): Rename parallel_nesting_level to
13451 taskreg_nesting_level.
13452 (expand_omp_parallel): Rename to...
13453 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
13454 Call omp_task_call for OMP_TASK regions.
13455 (expand_omp): Adjust caller, handle OMP_TASK.
13456 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
13458 * bitmap.c (bitmap_default_obstack_depth): New variable.
13459 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
13460 if argument is NULL and bitmap_default_obstack is already initialized.
13461 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
13463 * matrix-reorg.c (matrix_reorg): Likewise.
13465 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
13467 * config/i386/i386.md (*indirect_jump): Macroize using P
13468 mode iterator. Remove !TARGET_64BIT from insn constraints.
13469 (*tablejump_1): Ditto.
13470 (*indirect_jump_rex64): Remove insn pattern.
13471 (*tablejump_1_rex64): Ditto.
13472 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
13473 and eh_return_si insn patterns.
13475 2008-06-06 Richard Guenther <rguenther@suse.de>
13477 * tree-ssa-structalias.c (merge_smts_into): Remove.
13478 (find_what_p_points_to): Do not bother to compute the
13479 points-to set for pt_anything pointers.
13480 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
13481 for pt_anything pointers is ok.
13483 2008-06-06 Jan Hubicka <jh@suse.cz>
13485 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
13487 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13489 * cgraph.c: Fix typos in comments.
13490 (cgraph_availability_names): Fix string typo.
13491 * fold-const.c: Fix typos in comments.
13492 (fold_binary): Fix typo in warning.
13493 * genautomata.c: Fix typos in comments.
13494 (check_presence_pattern_sets): Fix typo in local variable.
13495 (output_description): Fix typo in output.
13496 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
13497 * hwint.h: Likewise.
13498 * matrix-reorg.c (check_allocation_function): Likewise.
13499 * omega.c (smooth_weird_equations): Likewise.
13500 * auto-inc-dec.c: Fix typos in comments.
13501 * bb-reorder.c: Likewise.
13502 * builtins.c: Likewise.
13503 * c-common.c: Likewise.
13504 * c-cppbuiltin.c: Likewise.
13505 * c-parser.c: Likewise.
13506 * c-pretty-print.c: Likewise.
13507 * cfgcleanup.c: Likewise.
13508 * cfgexpand.c: Likewise.
13509 * cfghooks.c: Likewise.
13510 * cfglayout.c: Likewise.
13511 * cfgloopmanip.c: Likewise.
13512 * cgraphunit.c: Likewise.
13513 * coverage.c: Likewise.
13514 * dbxout.c: Likewise.
13515 * df-byte-scan.c: Likewise.
13516 * df-core.c: Likewise.
13517 * df-problems.c: Likewise.
13518 * df-scan.c: Likewise.
13520 * dominance.c: Likewise.
13521 * domwalk.c: Likewise.
13523 * dwarf2out.c: Likewise.
13524 * emit-rtl.c: Likewise.
13525 * et-forest.c: Likewise.
13526 * function.c: Likewise.
13527 * function.h: Likewise.
13529 * gcov-io.c: Likewise.
13530 * gcov.c: Likewise.
13531 * gcse.c: Likewise.
13532 * genattrtab.c: Likewise.
13533 * ggc-page.c: Likewise.
13534 * gimplify.c: Likewise.
13535 * gthr-lynx.h: Likewise.
13536 * haifa-sched.c: Likewise.
13537 * ipa-cp.c: Likewise.
13538 * ipa-inline.c: Likewise.
13539 * ipa-prop.h: Likewise.
13540 * ipa-pure-const.c: Likewise.
13541 * ipa-struct-reorg.c: Likewise.
13542 * ipa-struct-reorg.h: Likewise.
13543 * ipa-type-escape.c: Likewise.
13545 * loop-doloop.c: Likewise.
13546 * mips-tfile.c: Likewise.
13547 * mkmap-flat.awk: Likewise.
13548 * mkmap-symver.awk: Likewise.
13549 * modulo-sched.c: Likewise.
13550 * omp-low.c: Likewise.
13551 * optabs.c: Likewise.
13552 * optabs.h: Likewise.
13553 * opts.c: Likewise.
13554 * passes.c: Likewise.
13555 * postreload-gcse.c: Likewise.
13556 * postreload.c: Likewise.
13557 * predict.c: Likewise.
13558 * pretty-print.h: Likewise.
13559 * profile.c: Likewise.
13560 * protoize.c: Likewise.
13561 * ra-conflict.c: Likewise.
13562 * real.c: Likewise.
13563 * recog.c: Likewise.
13564 * regclass.c: Likewise.
13565 * regs.h: Likewise.
13566 * reload.c: Likewise.
13567 * rtl-error.c: Likewise.
13568 * rtlanal.c: Likewise.
13569 * scan.h: Likewise.
13570 * sched-rgn.c: Likewise.
13572 * stmt.c: Likewise.
13573 * target.h: Likewise.
13574 * tree-dfa.c: Likewise.
13575 * tree-eh.c: Likewise.
13576 * tree-flow-inline.h: Likewise.
13577 * tree-inline.c: Likewise.
13578 * tree-into-ssa.c: Likewise.
13579 * tree-loop-distribution.c: Likewise.
13580 * tree-nested.c: Likewise.
13581 * tree-parloops.c: Likewise.
13582 * tree-pass.h: Likewise.
13583 * tree-pretty-print.c: Likewise.
13584 * tree-profile.c: Likewise.
13585 * tree-scalar-evolution.c: Likewise.
13586 * tree-sra.c: Likewise.
13587 * tree-ssa-alias-warnings.c: Likewise.
13588 * tree-ssa-ccp.c: Likewise.
13589 * tree-ssa-coalesce.c: Likewise.
13590 * tree-ssa-dom.c: Likewise.
13591 * tree-ssa-dse.c: Likewise.
13592 * tree-ssa-forwprop.c: Likewise.
13593 * tree-ssa-live.c: Likewise.
13594 * tree-ssa-live.h: Likewise.
13595 * tree-ssa-loop-im.c: Likewise.
13596 * tree-ssa-loop-ivopts.c: Likewise.
13597 * tree-ssa-loop-niter.c: Likewise.
13598 * tree-ssa-loop-prefetch.c: Likewise.
13599 * tree-ssa-phiopt.c: Likewise.
13600 * tree-ssa-phiprop.c: Likewise.
13601 * tree-ssa-sccvn.c: Likewise.
13602 * tree-ssa-ter.c: Likewise.
13603 * tree-ssa-threadupdate.c: Likewise.
13604 * tree-ssa.c: Likewise.
13605 * tree-vect-analyze.c: Likewise.
13606 * tree-vect-transform.c: Likewise.
13607 * tree-vectorizer.c: Likewise.
13608 * tree-vn.c: Likewise.
13609 * tree-vrp.c: Likewise.
13610 * tree.c: Likewise.
13611 * tree.def: Likewise.
13612 * tree.h: Likewise.
13613 * unwind-dw2-fde.c: Likewise.
13614 * unwind.inc: Likewise.
13615 * value-prof.c: Likewise.
13616 * vmsdbgout.c: Likewise.
13618 2008-06-05 David Edelsohn <edelsohn@gnu.org>
13620 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
13621 always place FP constants in the TOC for TARGET_POWERPC64.
13622 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
13624 2008-06-05 Joseph Myers <joseph@codesourcery.com>
13626 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
13627 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
13628 enable for TARGET_E500_DOUBLE.
13629 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
13630 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
13631 floating-point modes like integer modes for E500 double.
13632 (rs6000_legitimate_offset_address_p): Likewise.
13633 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
13634 addressing for DDmode for E500 double.
13635 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
13636 modes as using 64-bits of registers for E500 double.
13637 (spe_build_register_parallel): Do not handle DDmode or TDmode.
13638 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
13639 specially for E500 double.
13640 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
13641 TDmode for E500 double.
13642 (rs6000_gimplify_va_arg): Only handle SDmode in registers
13643 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
13644 (rs6000_split_multireg_move): Do not handle TDmode specially for
13646 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
13647 using 64-bit registers for E500 double.
13648 (emit_frame_save): Do not handle DDmode specially for E500 double.
13649 (gen_frame_mem_offset): Likewise.
13650 (rs6000_function_value): Do not call spe_build_register_parallel
13651 for DDmode or TDmode.
13652 (rs6000_libcall_value): Likewise.
13653 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
13654 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
13657 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
13659 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
13662 2008-06-04 Junjie Gu <jgu@tensilica.com>
13664 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
13665 comparison for frame pointers.
13667 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
13670 * config/avr/avr.h (PUSH_ROUNDING): Remove.
13672 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
13675 * builtins.c (expand_builtin_signbit): Don't take lowpart when
13676 register is already smaller or equal to required mode.
13678 2008-06-04 Xinliang David Li <davidxl@google.com>
13680 * tree-call-cdce.c: New file.
13681 (cond_dead_built_in_calls): New static variable.
13682 (input_domain): New struct.
13683 (check_pow): New function.
13684 (check_builtin_call): Ditto.
13685 (check_target_format): Ditto.
13686 (is_call_dce_candidate): Ditto.
13687 (gen_one_condition): Ditto.
13688 (gen_conditions_for_domain): Ditto.
13689 (get_domain): Ditto.
13690 (gen_conditions_for_pow_cst_base): Ditto.
13691 (gen_conditions_for_pow_int_base): Ditto.
13692 (gen_conditions_for_pow): Ditto.
13693 (get_no_error_domain): Ditto.
13694 (gen_shrink_wrap_conditions): Ditto.
13695 (shrink_wrap_one_built_in_call): Ditto.
13696 (shink_wrap_conditional_dead_built_in_calls): Ditto.
13697 (tree_call_cdce): Ditto.
13698 (gate_call_cdce): Ditto.
13699 (pass_call_cdce): New gimple pass.
13700 * passes.c: (init_optimization_passes): New pass.
13701 * tree-pass.h: New pass declaration.
13702 * opts.c (decode_options): New flag setting.
13703 * common.opt: Add -ftree-builtin-call-dce flag.
13704 * Makefile.in: Add new source file.
13705 * tempvar.def: New tv_id.
13706 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
13708 2008-06-04 Richard Guenther <rguenther@suse.de>
13710 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
13711 (is_call_clobbered): Always check var_ann->call_clobbered.
13712 (mark_call_clobbered): Always set var_ann->call_clobbered.
13713 (clear_call_clobbered): Always clear var_ann->call_clobbered.
13714 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
13715 (reset_alias_info): Clear call clobbering info on MTAGs and
13717 (set_pt_anything): Set pt_global_mem.
13718 (create_tag_raw): Adjust comment.
13719 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
13721 2008-06-04 Joseph Myers <joseph@codesourcery.com>
13722 Maxim Kuvyrkov <maxim@codesourcery.com>
13724 * config/m68k/m68k.opt (mxgot): New option.
13725 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
13726 (m68k_output_addr_const_extra): New.
13727 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
13728 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
13729 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
13730 * doc/invoke.texi (M680x0 Options): Document -mxgot.
13732 2008-06-04 Richard Guenther <rguenther@suse.de>
13734 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
13735 negative or non-representable offsets.
13737 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
13739 * config/i386/i386.c (ix86_gen_leave): New.
13740 (ix86_gen_pop1): Likewise.
13741 (ix86_gen_add3): Likewise.
13742 (ix86_gen_sub3): Likewise.
13743 (ix86_gen_sub3_carry): Likewise.
13744 (ix86_gen_one_cmpl2): Likewise.
13745 (ix86_gen_monitor): Likewise.
13746 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
13747 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
13748 ix86_gen_one_cmpl2 and ix86_gen_monitor.
13749 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
13750 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
13751 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
13752 (ix86_expand_epilogue): Updated.
13753 (print_operand): Handle integer register operand for 'z'.
13754 (ix86_expand_strlensi_unroll_1): Likewise.
13755 (ix86_expand_strlen): Likewise.
13756 (ix86_expand_builtin): Likewise.
13757 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
13758 mov{q}/mov{l} and add{q}/add{l}.
13760 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
13762 * config/i386/i386.md (P): New mode iterator.
13763 (SFmode push_operand splitter): Macroize DImode and SImode pushes
13764 using P mode iterator.
13765 (DFmode push_operand splitter): Ditto.
13766 (XFmode push_operand splitter): Ditto.
13767 (DFmode float_extend SFmode push_operand splitter): Ditto.
13768 (XFmode float_extend SFmode push_operand splitter): Do not generate
13769 SImode pushes for 64bit target. Macroize Dimode and SImode
13770 pushes using P mode iterator.
13771 (XFmode float_extend DFmode push_operand splitter): Ditto.
13773 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
13775 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
13776 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
13777 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
13778 return type to int.
13779 (ix86_call_abi_override): Remove check for call_used_regs.
13781 2008-06-03 Richard Guenther <rguenther@suse.de>
13783 * tree-ssa-structalias.c (find_func_aliases): Add constraints
13784 for the lhs of calls if the return type contains pointers.
13786 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
13788 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
13789 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
13790 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
13791 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
13792 of cfun and DEFAULT_ABI to deceide abi mode.
13793 (DEFAULT_ABI): New.
13794 (REG_PARM_STACK_SPACE): Removed.
13795 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
13796 (STACK_BOUNDARY): Use default target to deceide stack boundary.
13797 * config/i386/i386-protos.h (ix86_cfun_abi): New.
13798 (ix86_function_abi): Likewise.
13799 (ix86_function_type_abi): Likewise.
13800 (ix86_call_abi_override): Likewise.
13801 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
13802 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
13803 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
13804 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
13806 (X86_64_REGPARM_MAX): New.
13807 (X86_64_SSE_REGPARM_MAX): New.
13808 (X64_REGPARM_MAX): New.
13809 (X64_SSE_REGPARM_MAX): New.
13810 (X86_32_REGPARM_MAX): New.
13811 (X86_32_SSE_REGPARM_MAX): New.
13812 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
13813 (ix86_function_regparm): Handle user calling abi.
13814 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
13815 by DEFAULT_ABI versus SYSV_ABI check.
13816 (ix86_reg_parm_stack_space): New.
13817 (ix86_function_type_abi): New.
13818 (ix86_call_abi_override): New.
13819 (ix86_function_abi): New.
13820 (ix86_cfun_abi): New.
13821 (init_cumulative_args): Call abi specific initialization.
13822 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
13823 (function_arg_64): Extend SSE_REGPARM_MAX check.
13824 (function_arg (): Remove TARGET_64BIT_MS_ABI.
13825 (ix86_pass_by_reference): Likewise.
13826 (ix86_function_value_regno_p): Likewise.
13827 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
13828 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
13829 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
13830 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
13831 (setup_incoming_varargs_64): Adjust regparm for call abi.
13832 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
13833 (ix86_va_start): Likewise.
13834 (ix86_gimplify_va_arg): Likewise.
13835 (ix86_expand_prologue): Likewise.
13836 (output_pic_addr_const): Likewise.
13837 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
13838 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
13839 (x86_output_mi_thunk): Likewise.
13840 (x86_function_profiler): Likewise.
13841 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
13842 (SYSV_ABI, MS_ABI): New constants.
13843 (DEFAULT_ABI): New.
13844 (init_regs): Add prototype of function in regclass.c file.
13845 (OVERRIDE_ABI_FORMAT): New.
13846 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
13847 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
13848 (OUTGOING_REG_PARM_STACK_SPACE): New.
13849 (ix86_reg_parm_stack_space): New prototype.
13850 (CUMULATIVE_ARGS): Add call_abi member.
13851 (machine_function): Add call_abi member.
13852 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
13853 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
13855 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
13858 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
13859 (avr_builtin_setjmp_frame_value): New function.
13860 * config/avr/avr.md (nonlocal_goto_receiver): Define.
13861 (nonlocal_goto): Define.
13863 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
13865 * config/mips/mips.c (mips_emit_loadgp): Return early if
13866 there is nothing do to, otherwise emit a blockage if
13867 !TARGET_EXPLICIT_RELOCS || crtl->profile.
13868 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
13870 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13872 * configure.ac: Drop unneeded backslash ending up in config.in.
13873 * acinclude.m4: Likewise.
13874 * config.in: Regenerate.
13876 2008-05-26 Jan Hubicka <jh@suse.cz>
13878 * predict.c (maybe_hot_frequency_p): Break out of...
13879 (maybe_hot_bb_p): ... here.
13880 (maybe_hot_edge_p): New.
13881 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
13882 * basic-block.h (maybe_hot_edge_p): Declare.
13884 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
13886 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
13887 (*cmpfp_<mode>_cc): Ditto.
13888 (*fp_jcc_8<mode>_387): Ditto.
13889 (*fop_<MODEF:mode>_2_i387): Ditto.
13890 (*fop_<MODEF:mode>_3_i387): Ditto.
13891 (*fop_xf_2_i387): Ditto.
13892 (*fop_xf_3_i387): Ditto.
13894 2008-06-02 Tomas Bily <tbily@suse.cz>
13896 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
13898 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
13900 * config/mips/mips.c (mips_valid_offset_p): New function.
13901 (mips_valid_lo_sum_p): Likewise.
13902 (mips_classify_address): Use them.
13903 (mips_force_address): New function.
13904 (mips_legitimize_address): Use it.
13905 * config/mips/mips.md (MOVE128): New mode iterator.
13906 (movtf): Require TARGET_64BIT. Remove empty strings.
13907 (*movtf_internal): Rename to...
13908 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
13909 of "R" and use {,fp}{load,store} attributes instead of "multi".
13910 Use a separate define_split.
13911 (*movtf_mips16): New pattern.
13913 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
13915 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
13916 * config/mips/mips.c (mips_expand_before_return): New function.
13917 (mips_expand_epilogue): Call it.
13918 * config/mips/mips.md (return): Turn into a define_expand.
13919 (*return): New insn.
13921 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
13923 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
13924 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
13925 functions. Do not emit uses and clobbers of CONCATs; individually
13926 use and clobber their operands.
13927 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
13928 gen_clobber, emit_use and gen_use.
13929 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
13930 (expand_builtin_return): Likewise.
13931 * cfgbuild.c (count_basic_blocks): Likewise.
13932 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
13933 * explow.c (emit_stack_restore): Likewise.
13934 * expmed.c (extract_bit_field_1): Likewise.
13935 * expr.c (convert_move, emit_move_complex_parts): Likewise.
13936 (emit_move_multi_word, store_constructor): Likewise.
13937 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
13938 (thread_prologue_and_epilogue_insns): Likewise.
13939 * lower-subreg.c (resolve_simple_move): Likewise.
13940 * optabs.c (widen_operand, expand_binop): Likewise.
13941 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
13942 * reload.c (find_reloads): Likewise.
13943 * reload1.c (eliminate_regs_in_insn): Likewise.
13944 * stmt.c (expand_nl_goto_receiver): Likewise.
13945 * config/alpha/alpha.md (builtin_longjmp): Likewise.
13946 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
13947 * config/arm/arm.c (arm_load_pic_register): Likewise.
13948 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
13949 * config/arm/arm.md (untyped_return): Likewise.
13950 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
13951 * config/avr/avr.c (expand_prologue): Likewise.
13952 * config/bfin/bfin.c (do_unlink): Likewise.
13953 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
13954 * config/cris/cris.c (cris_expand_prologue): Likewise.
13955 * config/darwin.c (machopic_indirect_data_reference): Likewise.
13956 (machopic_legitimize_pic_address): Likewise.
13957 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
13958 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
13959 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
13960 (ix86_expand_convert_uns_didf_sse): Likewise.
13961 (ix86_expand_vector_init_general): Likewise.
13962 * config/ia64/ia64.md (eh_epilogue): Likewise.
13963 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
13964 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
13965 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
13966 (config/iq2000/iq2000.c): Likewise.
13967 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
13968 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
13969 (builtin_longjmp): Likewise.
13970 * config/mn10300/mn10300.md (call, call_value): Likewise.
13971 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
13972 * config/pdp11/pdp11.md (abshi2): Likewise.
13973 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
13974 * config/s390/s390.c (s390_emit_prologue): Likewise.
13975 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
13976 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
13977 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
13978 * config/sh/sh.c (prepare_move_operands): Likewise.
13979 (output_stack_adjust, sh_expand_epilogue): Likewise.
13980 (sh_set_return_address, sh_expand_t_scc): Likewise.
13981 * config/sparc/sparc.c (load_pic_register): Likewise.
13982 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
13983 * config/spu/spu.c (spu_expand_epilogue): Likewise.
13984 * config/v850/v850.c (expand_epilogue): Likewise.
13986 2008-05-31 Anatoly Sokolov <aesok@post.ru>
13988 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
13989 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
13990 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
13991 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
13992 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
13993 stack pointer register.
13994 (output_movhi): Remove code for interrupt specific writing to the
13995 stack pointer register.
13997 2008-05-31 Richard Guenther <rguenther@suse.de>
13999 PR tree-optimization/34244
14000 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
14001 (tree_expr_nonzero_warnv_p): Likewise.
14002 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
14003 ssa_name_nonnegative_p.
14004 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
14005 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
14006 not tree_expr_nonzero_warnv_p.
14008 PR tree-optimization/36262
14010 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
14012 PR tree-optimization/34244
14013 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
14014 (record_numbers_of_iterations): New function.
14015 (execute_vrp): Cache the numbers of iterations of loops.
14016 * tree-scalar-evolution.c (scev_reset_except_niters):
14018 (scev_reset): Use scev_reset_except_niters.
14019 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
14021 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
14023 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
14024 __WORKAROUND_RETS when appropriate.
14026 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
14028 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
14029 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
14031 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
14032 *fop_df_comm_sse insn patterns using MODEF mode iterator.
14033 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
14034 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
14035 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
14036 *fop_df_1_mixed insn patterns using MODEF mode iterator.
14037 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
14038 *fop_df_1_sse insn patterns using MODEF mode iterator.
14039 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
14040 *fop_df_1_i387 insn patterns using MODEF mode iterator.
14041 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
14042 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
14043 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
14044 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
14045 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
14046 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
14047 (*fop_xf_4_i387): Use <MODE> for mode attribute.
14048 (*fop_xf_5_i387): Ditto.
14049 (*fop_xf_6_i387): Ditto.
14051 2008-05-30 Richard Guenther <rguenther@suse.de>
14053 * builtins.c (build_string_literal): Avoid generating
14054 a non-gimple_val result.
14056 2008-05-30 DJ Delorie <dj@redhat.com>
14058 * exec-tool.in: Use an environment variable (private) instead of a
14059 file (shared) as a semaphore, so as to not break parallel builds.
14061 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
14063 * optabs.c (maybe_encapsulate_block): Remove.
14064 (emit_libcall_block): Adjust accordingly.
14065 * optabs.h (maybe_encapsulate_block): Remove prototype.
14067 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
14068 Don't use maybe_encapsulate_block.
14070 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
14072 * config/rs6000/rs6000.c (rs6000_legitimize_address,
14073 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
14074 rtx is a SYMBOL_REF before calling get_pool_constant.
14076 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
14078 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
14080 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
14082 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
14083 rather than OS names to choose INO_T_EQ definition.
14084 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
14085 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
14087 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
14090 * config/darwin-f.c: New.
14091 * config/t-darwin: Added rule to build darwin-f.o.
14092 * config.gcc: Defined new variable, fortran_target_objs.
14093 (*-*-darwin*): Set fortran_target_objs.
14094 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
14095 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
14096 * configure: Regenerated.
14098 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
14101 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
14102 canonical type if needed.
14104 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
14106 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
14108 2008-05-29 Richard Guenther <rguenther@suse.de>
14110 PR tree-optimization/36343
14111 PR tree-optimization/36346
14112 PR tree-optimization/36347
14113 * tree-flow.h (clobber_what_p_points_to): Declare.
14114 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
14115 pointed-to variable is dereferenced is irrelevant to whether
14116 the pointer can access the pointed-to variable.
14117 (clobber_what_p_points_to): New function.
14118 * tree-ssa-alias.c (set_initial_properties): Use it.
14119 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
14120 call clobber check for NMTs.
14122 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
14124 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
14125 for printing gcov_type.
14127 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
14129 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
14130 and the eh region information.
14131 * value-prof.c (gimple_move_stmt_histograms): New function.
14132 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
14134 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
14136 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
14138 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
14140 * value-prof.c (tree_ic_transform): Print counts.
14141 * tree-profile.c (tree_gen_ic_func_profiler):
14142 Clear __gcov_indreict_call_callee variable to avoid misattribution
14145 2008-05-28 Rafael EspÃndola <espindola@google.com>
14147 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
14150 2008-05-28 Richard Guenther <rguenther@suse.de>
14152 PR tree-optimization/36339
14153 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
14154 and clobbering code out of the loop.
14156 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
14158 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
14161 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
14162 s390_contiguous_bitmask_p, s390_symref_operand_p,
14163 s390_check_symref_alignment, s390_reload_larl_operand,
14164 s390_reload_symref_address): New functions.
14165 (s390_branch_condition_mnemonic): Support compare and branch
14167 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
14168 and 'W' constraints.
14169 (s390_secondary_reload): Add secondary reloads for unaligned
14170 symbol refs or symbol refs to floating point or QI/TI mode
14172 (legitimate_address_p): Accept symbol references as addresses.
14173 (s390_expand_insv): Use rotate and insert selected bits
14174 instruction for insv when building for z10.
14175 (print_operand_address): Handle symbol ref addresses.
14176 (print_operand): Output modifier 'c' added for signed byte values.
14177 (s390_encode_section_info): Mark symbol refs with
14178 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
14180 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
14181 (length attribute): RRF, RRR have 4 byte length.
14182 (FPALL, INTALL): New mode iterators added.
14183 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
14184 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
14185 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
14186 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
14187 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
14188 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
14189 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
14190 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
14192 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
14193 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
14194 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
14195 reload<INTALL:mode><P:mode>_toreg_z10,
14196 reload<FPALL:mode><P:mode>_tomem_z10,
14197 reload<FPALL:mode><P:mode>_toreg_z10,
14198 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
14199 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
14200 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
14201 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
14203 (movmem, clrmem, cmpmem): New splitters added.
14205 * config/s390/predicates.md (larl_operand): Use
14206 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
14207 SYMBOL_REF_ALIGN1_P.
14208 (s390_signed_integer_comparison,
14209 s390_unsigned_integer_comparison): New predicates.
14211 * config/s390/s390-protos.h (s390_check_symref_alignment,
14212 s390_contiguous_bitmask_p, s390_reload_larl_operand,
14213 s390_reload_symref_address,
14214 s390_compare_and_branch_condition_mask): Prototypes added.
14216 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
14217 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
14218 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
14220 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
14222 * config/s390/s390.c (z10_cost): New cost function for z10.
14223 (s390_handle_arch_option, override_options): Support -march=z10 switch.
14224 (s390_issue_rate): Adjust issue rate for z10.
14225 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
14226 (processor_flags): Add PF_Z10.
14227 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
14228 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
14229 * gcc/config.gcc: Add z10.
14231 2008-05-28 Richard Guenther <rguenther@suse.de>
14233 PR tree-optimization/36291
14234 * tree-flow. h (struct gimple_df): Remove var_anns member.
14235 * tree-flow-inline.h (gimple_var_anns): Remove.
14236 (var_ann): Simplify.
14237 * tree-dfa.c (create_var_ann): Simplify.
14238 (remove_referenced_var): Clear alias info from var_anns of globals.
14239 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
14240 (delete_tree_ssa): Clear alias info from var_anns of globals.
14241 Do not free var_anns.
14242 (var_ann_eq): Remove.
14243 (var_ann_hash): Likewise.
14245 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
14247 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
14248 and loongson2f entries.
14249 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
14250 * config/mips/mips.h (processor_type): Add Loongson-2E
14251 and Loongson-2F entries.
14252 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
14253 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
14254 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
14255 * doc/invoke.texi (MIPS Options): Document loongson2e
14256 and loongson2f processor names.
14258 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
14262 * config/i386/i386.c (ix86_function_arg_boundary): Use
14263 alignment of canonical type.
14264 (ix86_expand_vector_move): Check unaligned memory access for
14267 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
14269 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
14270 Moved to the front of file.
14272 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
14273 H.J. Lu <hongjiu.lu@intel.com>
14275 * dwarf2out.c (current_fde): New.
14277 (lookup_cfa:): Likewise.
14278 (dwarf2out_end_epilogue): Likewise.
14279 (dwarf2out_note_section_used): Likewise.
14281 2008-05-27 Michael Matz <matz@suse.de>
14284 * c.opt (Wenum-compare): New warning option.
14285 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
14287 2008-05-27 Michael Matz <matz@suse.de>
14289 PR middle-end/36326
14290 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
14292 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
14293 into memory as tail calls.
14295 2008-05-27 Richard Guenther <rguenther@suse.de>
14297 PR tree-optimization/36339
14298 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
14299 pointers cause all addressable variables to be call clobbered.
14301 2008-05-27 Richard Guenther <rguenther@suse.de>
14303 PR tree-optimization/36245
14304 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
14306 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
14308 * config/s390/s390.md: Replace all occurences of the 'm'
14309 constraint with 'RT'.
14311 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
14313 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
14315 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
14317 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
14318 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
14319 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
14321 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
14323 * reload.c: (find_reloads): Skip alternatives according to the
14324 "enabled" attribute. Constify the constraint variable.
14325 * recog.c (get_attr_enabled): Add default implementation.
14326 (extract_insn): Set the alternative_enabled_p array
14327 in the recog_data struct.
14328 (preprocess_constraints, constrain_operands): Skip
14329 alternatives according to the "enabled" attribute
14330 * recog.h (struct recog_data): New field alternative_enabled_p.
14331 (skip_alternative): New inline function.
14332 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
14333 (record_reg_classes): Skip alternative according to the
14334 "enabled" attribute.
14336 * doc/md.texi: Add documention for the "enabled" attribute.
14338 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
14340 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
14341 * postreload.c (reload_cse_simplify_operands): Replace 'm'
14342 constraint with TARGET_MEM_CONSTRAINT.
14343 * recog.c (asm_operand_ok, preprocess_constraints,
14344 constrain_operands): Likewise.
14345 * regclass.c (record_reg_classes): Likewise.
14346 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
14347 * reload1.c (maybe_fix_stack_asms): Likewise.
14348 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
14349 * recog.h: Adjust comment.
14350 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
14351 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
14352 * doc/md.texi: Add a note to description of 'm' constraint.
14353 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
14355 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
14357 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
14358 that the bitfield is of integral type before testing its precision.
14360 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
14361 Sa Liu <saliu@de.ibm.com>
14363 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
14364 __modti3, __udivti3, __umodti3 and __udivmodti4.
14365 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
14366 that implement TImode mul and div functions.
14367 * config/spu/multi3.c: New. Implement __multi3.
14368 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
14369 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
14372 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
14374 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
14375 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
14376 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
14377 tls_sysv_suffix): New mode and mode attribute iterators.
14378 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
14379 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
14380 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
14381 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
14382 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
14385 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
14387 PR tree-optimization/36329
14388 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
14389 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
14390 * cgraphbuild.c (initialize_inline_failed): Use the latter
14391 macro in lieu of the former.
14392 * ipa-inline.c (cgraph_mark_inline): Likewise.
14393 (cgraph_decide_inlining_of_small_function): Likewise.
14394 (cgraph_decide_inlining): Likewise.
14395 (cgraph_decide_inlining_incrementally): Likewise.
14397 2008-05-26 Tristan Gingold <gingold@adacore.com>
14398 Anatoly Sokolov <aesok@post.ru>
14400 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
14401 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
14402 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
14403 optimization for 'avr6' architecture.
14405 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
14408 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
14410 2008-05-26 Richard Guenther <rguenther@suse.de>
14412 * tree-ssa-sccvn.c (expr_has_constants): Declare.
14413 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
14415 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
14417 PR middle-end/36253
14418 * caller-save.c (insert_restore): Verify alignment of spill space.
14419 (insert_save): Likewise.
14420 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
14421 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
14422 (STACK_SLOT_ALIGNMENT): Likewise.
14423 * function.c (LOCAL_ALIGNMENT): Removed.
14424 (get_stack_local_alignment): New.
14425 (assign_stack_local): Use it. Set alignment on stack slot.
14426 (assign_stack_temp_for_type): Use get_stack_local_alignment.
14427 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
14428 (STACK_SLOT_ALIGNMENT): New.
14429 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
14430 stack slot in XFmode.
14432 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
14434 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
14437 * config/i386/i386.md (allocate_stack_worker_64): Make sure
14438 argument operand in rax isn't removed.
14440 2008-05-26 Richard Guenther <rguenther@suse.de>
14442 PR middle-end/36300
14443 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
14444 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
14446 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
14449 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
14451 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
14453 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
14454 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
14456 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
14458 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
14459 build a trampoline if we don't want one.
14460 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
14461 return zero for nested functions if we don't want a trampoline.
14463 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
14465 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
14467 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
14470 * c.opt: Removed undocumented option '-lang-fortran'.
14471 * c-common.h: Removed global variable 'lang_fortran'.
14472 * c-opts.c (c_common_handle_option): Removed code to handle
14473 option '-lang-fortran'. Updated includes.
14474 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
14475 definition of '__GFORTRAN__'.
14476 (define__GNUC__): Reimplemented to use BASEVER and
14477 cpp_define_formatted.
14478 (builtin_define_with_value_n): Removed.
14479 * c-incpath.h: Renamed to ...
14480 * incpath.h: ... this.
14481 * c-incpath.c: Renamed to ...
14482 * incpath.c: ... this. Updated includes.
14483 * fix-header.c: Updated includes.
14484 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
14485 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
14486 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
14488 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
14490 * tree.h: Update the table of flags used on tree nodes.
14491 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
14492 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
14493 (FORCED_LABEL): Add access check.
14494 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
14495 (ASM_INPUT_P): Likewise.
14496 (ASM_VOLATILE_P): Likewise.
14497 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
14498 (OMP_SECTION_LAST): Access private_flag directly.
14499 (OMP_RETURN_NOWAIT): Likewise.
14500 (OMP_PARALLEL_COMBINED): Likewise.
14501 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
14502 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
14503 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
14504 deprecated_flag directly.
14506 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
14508 * final.c (frame_pointer_needed): Removed.
14509 * flags.h (frame_pointer_needed): Likewise.
14511 * function.h (rtl_data): Add frame_pointer_needed.
14512 (frame_pointer_needed): New.
14514 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
14516 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
14518 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
14520 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
14523 2008-05-25 Alan Modra <amodra@bigpond.net.au>
14525 * c-common.c (strip_array_types): Move function to..
14527 (get_inner_array_type): Delete.
14528 * c-common.h (strip_array_types): Move declaration to..
14530 (get_inner_array_type): Delete.
14531 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
14532 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
14533 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
14534 * config/pa/pa.c (emit_move_sequence): Likewise.
14536 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
14538 * config/i386/i386.md (*sse_prologue_save_insn): Set length
14541 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
14543 * function.c: Include target hook for nonlocal_goto frame value.
14545 2008-05-24 Richard Guenther <rguenther@suse.de>
14547 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
14548 variable can be only accessed through a pointer or a union.
14550 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14552 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
14553 * doc/extend.texi: Likewise.
14555 2008-05-23 DJ Delorie <dj@redhat.com>
14557 * config/m32c/jump.md (untyped_call): Add.
14559 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
14560 for A24 to PSImode.
14561 (m32c_address_cost): Detail costs for indirect offsets.
14563 2008-05-23 Rafael EspÃndola <espindola@google.com>
14565 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
14566 if a node is a SUBREG.
14567 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
14570 2008-05-23 Paul Brook <paul@codesourcery.com>
14571 Carlos O'Donell <carlos@codesourcery.com>
14573 * doc/extend.texi: Clarify use of __attribute__((naked)).
14574 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
14575 * target.h (gcc_target): Add allocate_stack_slots_for_args.
14576 * function.c (use_register_for_decl): Use
14577 targetm.calls.allocate_stack_slots_for_args.
14578 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
14579 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
14580 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
14582 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
14584 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
14586 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
14588 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
14589 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
14590 is only rounded once.
14592 2008-05-23 Richard Guenther <rguenther@suse.de>
14594 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
14596 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
14597 Jakub Jelinek <jakub@redhat.com>
14600 * configure.ac: Handle --enable-cld.
14601 * configure: Regenerated.
14602 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
14603 * config/i386/i386.h (struct machine_function): Add needs_cld field.
14604 (ix86_current_function_needs_cld): New define.
14605 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
14606 (cld): New isns pattern.
14607 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
14608 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
14609 * config/i386/i386.opt (mcld): New option.
14610 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
14611 TARGET_CLD and ix86_current_function_needs_cld.
14612 (override_options): Use -mcld by default for 32-bit code if
14615 * doc/install.texi (Options specification): Document --enable-cld.
14616 * doc/invoke.texi (Machine Dependent Options)
14617 [i386 and x86-64 Options]: Add -mcld option.
14618 (Intel 386 and AMD x86-64 Options): Document -mcld option.
14620 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
14621 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
14622 (return_in_memory_64): Likewise.
14623 (return_in_memory_ms_64): Likewise.
14625 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14627 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
14628 * builtins.c (fold_builtin_fpclassify): New.
14629 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
14630 * builtins.def (BUILT_IN_FPCLASSIFY): New.
14631 * c-common.c (handle_type_generic_attribute): Adjust to accept
14632 fixed arguments before an elipsis.
14633 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
14634 * doc/extend.texi: Document __builtin_fpclassify.
14636 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
14638 * omp-low.c (gate_expand_omp_ssa): Remove.
14639 (pass_expand_omp_ssa): Remove.
14640 (gate_expand_omp): Do not check for flag_openmp_ssa.
14641 * common.opt (-fopenmp-ssa): Remove.
14642 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
14644 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
14646 * config/sh/sh.opt (mfixed-range): New option.
14647 * config/sh/sh-protos.h (sh_fix_range): Declare.
14648 * config/sh/sh.c (sh_fix_range): New function.
14649 * config/sh/sh.h (sh_fixed_range_str): Declare.
14650 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
14652 * doc/invoke.texi (SH Options): Document -mfixed-range.
14654 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
14656 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
14657 it before the redeclaration.
14659 2008-05-22 Anatoly Sokolov <aesok@post.ru>
14661 * config/avr/avr.c (get_sequence_length): Add new function.
14662 (expand_prologue, expand_epilogue): Remove duplicate code.
14664 2008-05-22 Rafael EspÃndola <espindola@google.com>
14666 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
14669 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
14671 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
14672 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
14674 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
14675 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
14676 (vect_update_misalignment_for_peel): Likewise.
14677 (vector_alignment_reachable_p): Likewise.
14678 * tree-vect-transform.c (vectorizable_load): Likewise.
14679 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
14680 (get_vectype_for_scalar_type): Pass mode of scalar_type
14681 to UNITS_PER_SIMD_WORD.
14683 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
14684 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
14685 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
14686 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
14687 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
14689 2008-05-22 Ira Rosen <irar@il.ibm.com>
14691 PR tree-optimization/36293
14692 * tree-vect-transform.c (vect_transform_strided_load): Don't check
14693 if the first load must be skipped because of a gap.
14695 2008-05-22 Richard Guenther <rguenther@suse.de>
14697 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
14698 more cases of offset disambiguation that is possible if
14699 strict-aliasing rules apply.
14700 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
14701 for basic offset and type-based disambiguation.
14703 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14705 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
14706 ix86_expand_vector_set on V16QImode for SSE4.1.
14708 2008-05-21 Tom Tromey <tromey@redhat.com>
14710 * c.opt (Wimport): Mark as undocumented.
14711 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
14713 (Warning Options): Likewise.
14714 * doc/cppopts.texi: Don't mention -Wimport.
14716 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
14718 PR tree-optimization/36287
14719 PR tree-optimization/36286
14720 * lambda-code.c (build_access_matrix): Do not use the loop->num
14721 for computing the number of induction variables: use the loop depth
14724 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
14727 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
14728 option -f(no-)leading-underscore.
14730 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14732 * config/i386/i386.c (ix86_expand_vector_init_general): Use
14733 GET_MODE_NUNITS (mode).
14735 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
14737 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
14738 (-mmulhw): Add 464 to description.
14739 (-mdlmzb): Likewise.
14740 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
14741 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
14743 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
14744 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
14745 * config/rs6000/rs6000.md: Update comments for 464.
14747 2008-05-21 Janis Johnson <janis187@us.ibm.com>
14749 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
14751 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14753 * config/i386/sse.md (vec_extractv4sf): Removed.
14754 (vec_extractv2df): Likewise.
14755 (vec_extractv2di): Likewise.
14756 (vec_extractv4si): Likewise.
14757 (vec_extractv8hi): Likewise.
14758 (vec_extractv16qi): Likewise.
14759 (vec_extract<mode>): New.
14761 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14763 * config/i386/sse.md (vec_setv4sf): Removed.
14764 (vec_setv2df): Likewise.
14765 (vec_setv2di): Likewise.
14766 (vec_setv4si): Likewise.
14767 (vec_setv8hi): Likewise.
14768 (vec_setv16qi): Likewise.
14769 (vec_set<mode>): New.
14771 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14773 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
14774 goto for vec_concat and vec_interleave.
14776 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14778 * config/i386/sse.md (vec_initv4sf): Removed.
14779 (vec_initv2df): Likewise.
14780 (vec_initv2di): Likewise.
14781 (vec_initv4si): Likewise.
14782 (vec_initv8hi): Likewise.
14783 (vec_initv16qi): Likewise.
14784 (vec_init<mode>): New.
14786 2008-05-21 Joseph Myers <joseph@codesourcery.com>
14788 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
14790 2008-05-21 Tom Tromey <tromey@redhat.com>
14792 * ggc-zone.c (lookup_page_table_if_allocated): New function.
14793 (zone_find_object_offset): Likewise.
14794 (gt_ggc_m_S): Likewise.
14795 (highest_bit): Likewise.
14796 * ggc-page.c (gt_ggc_m_S): New function.
14797 * stringpool.c (string_stack): Remove.
14798 (init_stringpool): Update.
14799 (ggc_alloc_string): Use ggc_alloc.
14800 (maybe_delete_ident): New function.
14801 (ggc_purge_stringpool): Likewise.
14802 (gt_ggc_m_S): Remove.
14803 * ggc-common.c (ggc_protect_identifiers): New global.
14804 (ggc_mark_roots): Call ggc_purge_stringpool. Use
14805 ggc_protect_identifiers.
14806 * ggc.h (ggc_protect_identifiers): Declare.
14807 (gt_ggc_m_S): Update.
14808 (ggc_purge_stringpool): Declare.
14809 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
14810 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
14812 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
14814 2008-05-21 David S. Miller <davem@davemloft.net>
14816 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
14819 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
14821 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
14824 2008-05-20 David Daney <ddaney@avtrex.com>
14826 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
14827 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
14828 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
14829 UNSPEC_UPDATE_GOT_VERSION): Renumber.
14830 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
14831 (atomic_hiqi_op): New define_code_iterator.
14832 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
14833 mips_expand_compare_and_swap_12.
14834 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
14835 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
14836 (sync_<optab><mode>, sync_old_<optab><mode>,
14837 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
14838 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
14839 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
14840 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
14841 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
14842 (test_and_set_12): New insn.
14843 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
14844 sync_new_<optab><mode>, sync_old_nand<mode>,
14845 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
14846 clobber to operand 0 for SI and DI mode insns.
14847 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
14848 mips_gen_fn_4): New typedefs.
14849 (mips_gen_fn_ptrs): Define new union type.
14850 (mips_expand_compare_and_swap_12): Remove declaration.
14851 (mips_expand_atomic_qihi): Declare function.
14852 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
14853 (mips_expand_atomic_qihi): ... this. Use new generator function
14855 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
14856 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
14857 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
14858 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
14859 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
14860 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
14861 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
14862 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
14863 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
14864 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
14867 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
14869 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
14872 2008-05-20 Anatoly Sokolov <aesok@post.ru>
14874 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
14875 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
14876 (avr_attribute_table): Add 'OS_main' function attribute.
14877 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
14878 functions with 'OS_main' attribute.
14880 2008-05-20 Richard Guenther <rguenther@suse.de>
14882 PR tree-optimization/35204
14883 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
14884 helper, split out from ...
14885 (DFS): ... here. Make the DFS walk non-recursive.
14887 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
14888 Jan Sjodin <jan.sjodin@amd.com>
14890 PR tree-optimization/36181
14891 * tree-parloops.c (loop_has_vector_phi_nodes): New.
14892 (parallelize_loops): Don't parallelize when the loop has vector
14895 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
14896 Sebastian Pop <sebastian.pop@amd.com>
14898 * tree-loop-linear.c (gather_interchange_stats): Look in the access
14899 matrix, and never look at the tree representation of the memory
14901 (linear_transform_loops): Computes parameters and access matrices.
14902 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
14904 (access_matrix_get_index_for_parameter): New.
14905 * tree-data-ref.h (struct access_matrix): New.
14906 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
14907 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
14908 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
14909 am_vector_index_for_loop): New.
14910 (struct data_reference): Add field access_matrix.
14911 (DR_ACCESS_MATRIX): New.
14912 (compute_data_dependences_for_loop): Update declaration.
14913 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
14914 * lambda.h (lambda_vector_vec_p): Declared.
14915 * lambda-code.c: Depend on pointer-set.h.
14916 (lambda_collect_parameters_from_af, lambda_collect_parameters,
14917 av_for_af_base, av_for_af, build_access_matrix,
14918 lambda_compute_access_matrices): New.
14919 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
14921 2008-05-20 Joseph Myers <joseph@codesourcery.com>
14923 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
14924 $SOURCEDIR/include.
14926 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
14927 Sebastian Pop <sebastian.pop@amd.com>
14929 PR tree-optimization/36206
14930 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
14932 (instantiate_scev_1): Rename flags to fold_conversions.
14933 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
14934 outeside instantiation_loop.
14935 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
14936 (evolution_function_is_affine_or_constant_p): Removed.
14937 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
14939 (analyze_siv_subscript): Pass in the loop nest number.
14940 Call evolution_function_is_affine_in_loop instead of
14941 evolution_function_is_affine_p.
14942 (analyze_overlapping_iterations): Pass in the loop nest number.
14944 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
14945 Sebastian Pop <sebastian.pop@amd.com>
14947 PR tree-optimization/36206
14948 * tree-chrec.h (chrec_fold_op): New.
14949 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
14952 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
14954 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
14956 (remove_duplicates): Do not set inode on non-inode systems.
14959 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
14961 * config.gcc (tm_file): Update comments about relative pathnames.
14963 2008-05-20 Richard Guenther <rguenther@suse.de>
14965 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
14966 * tree-ssa-sccvn.c (process_scc): Likewise.
14967 * tree-ssa-sink.c (execute_sink_code): Likewise.
14968 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
14969 * tree-vrp.c (process_assert_insertions): Likewise.
14970 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
14971 (perform_tree_ssa_dce): Likewise.
14972 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
14973 (dump_dominator_optimization_stats): Likewise.
14974 * tree-vectorizer.c (vectorize_loops): Likewise.
14976 2008-05-20 Richard Guenther <rguenther@suse.de>
14978 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
14980 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
14982 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
14983 (ix86_i386elf_return_in_memory): Likewise.
14984 (ix86_i386interix_return_in_memory): Likewise.
14985 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
14986 (SUBTARGET_RETURN_IN_MEMORY): New.
14987 * config/i386/i386elf.h: Likewise.
14988 * config/i386/ptx4-i.h: Likewise.
14989 * config/i386/sol2-10.h: Likewise.
14990 * config/i386/sysv4.h: Likewise.
14991 * config/i386/vx-common.h: Likewise.
14992 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
14993 * config/i386/i386.c (ix86_return_in_memory): Made static and
14994 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
14995 (ix86_i386elf_return_in_memory): Removed.
14996 (ix86_i386interix_return_in_memory): Removed.
14997 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
14998 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
15000 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
15002 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
15004 2008-05-19 Xinliang David Li <davidxl@google.com>
15006 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
15008 * common.opt: Ditto.
15009 * doc/invoke.texi: Ditto.
15011 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
15013 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
15014 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
15016 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
15018 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
15019 sizes of operand array from 8/4 to 4/2.
15020 (ix86_expand_vector_init_general): Change size of operand array
15021 from 32 to 16. Remove op0, op1 and half_mode.
15023 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
15025 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
15026 (ix86_expand_vector_init_interleave): Likewise.
15027 (ix86_expand_vector_init_general): Use them. Assert
15028 word_mode == SImode when n_words == 4.
15030 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
15032 * config/i386/i386.c (ix86_secondary_reload): New static function.
15033 (TARGET_SECONDARY_RELOAD): New define.
15034 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
15035 * config/i386/i386.md (reload_outqi): Remove.
15037 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15039 PR middle-end/35509
15040 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
15041 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
15042 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
15043 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
15044 (fold_builtin_1): Likewise.
15045 * builtins.def (BUILT_IN_ISINF_SIGN): New.
15046 c-common.c (check_builtin_function_arguments): Handle
15047 BUILT_IN_ISINF_SIGN.
15048 * doc/extend.texi: Document __builtin_isinf_sign.
15049 * fold-const.c (operand_equal_p): Handle COND_EXPR.
15051 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
15053 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
15054 EH cleanup at the end of the pass, search for those that have been
15055 turned into forwarder blocks and do the cleanup on their successor.
15057 2008-05-18 Richard Guenther <rguenther@suse.de>
15059 * tree-cfg.c (verify_gimple_expr): Allow conversions from
15060 pointers to sizetype and vice versa.
15062 2008-05-18 Xinliang David Li <davidxl@google.com>
15064 * gcc/tree-ssa-dce.c: Coding style fix.
15065 (check_pow): Documentation comment.
15066 (check_log): Documenation comment. Coding style fix.
15067 (is_unnecessary_except_errno_call): Ditto.
15068 (gen_conditions_for_pow): Ditto.
15069 (gen_conditions_for_log): Ditto.
15070 (gen_shrink_wrap_conditions): Ditto.
15071 (shrink_wrap_one_built_in_calls): Ditto.
15072 * gcc/doc/invoke.texi: Better documentation string.
15073 * ChangeLog: Fix wrong change log entries from
15074 May 17 checkin on function call DCE.
15076 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
15078 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
15080 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
15082 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
15083 * df-problems.c (simulation routines): Fixed block comment to
15084 properly say how to add forwards scanning functions.
15086 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
15088 * tree-inline.c (setup_one_parameter): Remove dead code.
15090 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
15092 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
15093 a BIT_AND_EXPR only for an INTEGER_TYPE.
15095 2008-05-17 Xinliang David Li <davidxl@google.com>
15097 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
15098 (check_pow, check_log, is_unnecessary_except_errno_call): New
15099 functions to check for eliminating math functions that are pure
15100 except for setting errno.
15101 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
15102 general condition expressions for shrink-wrapping pow/log calls.
15103 (gen_shrink_wrap_conditions): Ditto.
15104 (shrink_wrap_one_built_in_call): Ditto.
15105 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
15106 (mark_operand_necessary): If debugging, output if OP is necessary.
15107 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
15109 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
15111 * gcc/common.opt: New user flag -ftree-builtin-dce.
15112 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
15114 2008-05-16 David S. Miller <davem@davemloft.net>
15116 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
15117 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
15119 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
15122 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
15124 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
15126 * ifcvt.c (dead_or_predicable): Rename
15127 df_simulate_one_insn_backwards to df_simulate_one_insn.
15128 * recog.c (peephole2_optimize): Ditto.
15129 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
15131 * df.h: Rename df_simulate_one_insn_backwards to
15132 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
15133 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
15134 scanning of defs and uses.
15135 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
15136 (df_simulate_one_insn_forwards): Removed.
15138 2008-05-16 Doug Kwan <dougkwan@google.com>
15140 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
15142 (real_from_string): Handle NaNs and Inf as approriate.
15144 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
15146 * doc/gty.texi (Source Files Containing Type Information): Note
15147 that headers should appear first in the gtfiles list.
15149 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
15151 * tree.def (COND_EXEC): Properly documented this code.
15153 2008-05-16 Diego Novillo <dnovillo@google.com>
15155 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
15156 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
15159 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
15161 * tree-ssa-dse (max_stmt_uid): Removed.
15162 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
15163 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
15164 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
15165 * function.h (cfun.last_stmt_uid): New field.
15166 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
15167 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
15169 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
15170 (create_stmt_ann): Initialize the ann->uid field.
15171 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
15173 * tree-flow.h (renumber_gimple_stmt_uids): New function.
15175 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
15177 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
15178 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
15179 (init_empty_tree_cfg): Call it.
15181 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
15183 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
15186 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
15188 * doc/invoke.text (-fdump-tree-*-verbose): New option.
15189 * tree-dump.c (dump_options): New verbose option.
15190 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
15192 * tree-pass.h (TDF_VERBOSE): New dump flag.
15193 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
15194 (tree-flow.h): Added include.
15195 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
15197 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
15199 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
15201 From Jie Zhang <jie.zhang@analog.com>
15202 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
15203 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
15204 mcpu=bf561-none and mcpu=bf561-0.2.
15205 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
15206 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
15207 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
15208 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
15209 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
15210 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
15211 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
15213 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
15214 (cputype_selected): Remove.
15215 (bfin_handle_option): Don't use cputype_selected.
15216 (override_options): When no mcpu option, enable all workarounds.
15217 Don't use bfin_workarounds.
15218 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
15220 (DEFAULT_CPU_TYPE): Don't define.
15222 2008-05-16 Richard Guenther <rguenther@suse.de>
15224 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
15225 on deletion of the last stmt.
15227 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
15229 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
15230 V8HImode for SSE2 and V16QImode for SSE4.1.
15232 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
15234 * cgraph.h (compute_inline_parameters): Made public.
15235 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
15236 variable_generate_summary, function_write_summary,
15237 variable_write_summary, variable_read_summary. Added generate_summary,
15238 write_summary, read_summary.
15239 * cgraphunit.c (cgraph_process_new_functions): Changed call from
15240 pass_ipa_inline.function_generate_summary, to
15241 compute_inline_parameters.
15242 * ipa-inline.c (compute_inline_parameters): Made public and added
15244 (compute_inline_parameters_for_current): New function.
15245 (pass_inline_param): Now calls compute_inline_parameters_for_current.
15246 (inline_generate_summary): Removed parameter and made to loop over
15248 (pass_ipa_inline): Updated for new IPA_PASS structure.
15249 * passes.c (execute_ipa_summary_passes): Now is called once per
15250 pass rather than once per node*pass.
15252 2008-05-15 Anatoly Sokolov <aesok@post.ru>
15254 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
15255 avr_have_mul_p, avr_asm_only_p): Remove variables.
15256 (avr_override_options): Remove initialization of removed variables.
15257 (avr_file_start): Convert removed variables to fields of
15258 'struct base_arch_s *avr_current_arch'.
15259 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
15260 (AVR_HAVE_MUL): (Ditto.).
15261 (AVR_HAVE_MOVW): (Ditto.).
15262 (AVR_HAVE_LPMX): (Ditto.).
15263 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
15264 avr_asm_only_p): Remove declaration.
15266 2008-05-15 Diego Novillo <dnovillo@google.com>
15268 * config/arm/arm.c (arm_return_in_memory): Fix return type.
15269 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
15271 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
15273 PR middle-end/36194
15274 * combine.c (check_conversion): Rename back to check_promoted_subreg.
15275 Don't call record_truncated_value from here.
15276 (record_truncated_value): Turn it into a for_each_rtx callback.
15277 (record_truncated_values): New function.
15278 (combine_instructions): Call note_uses with record_truncated_values.
15279 Change name of check_conversion to check_promoted_subreg.
15281 2008-05-15 Janis Johnson <janis187@us.ibm.com>
15283 * doc/sourcebuild.texi: Document support for torture tests.
15285 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
15287 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
15288 to alternative 4 of operand 2.
15290 2008-05-15 Richard Guenther <rguenther@suse.de>
15292 * tree-pass.h (current_pass): Declare.
15293 (get_pass_for_id): Likewise.
15294 * passes.c (passes_by_id, passes_by_id_size): New globals.
15295 (set_pass_for_id): New function.
15296 (get_pass_for_id): Likewise.
15297 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
15298 (execute_function_todo): Flush per function statistics.
15299 * toplev.c (compile_file): Init statistics.
15300 (general_init): Do early statistics initialization.
15301 (finalize): Finish statistics.
15302 * statistics.h (statistics_early_init): Declare.
15303 (statistics_init): Likewise.
15304 (statistics_fini): Likewise.
15305 (statistics_fini_pass): Likewise.
15306 (statistics_counter_event): Likewise.
15307 (statistics_histogram_event): Likewise.
15308 * statistics.c: New file.
15309 * Makefile.in (OBJS-common): Add statistics.o.
15310 (statistics.o): Add dependencies.
15311 * doc/invoke.texi (-fdump-statistics): Document.
15313 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
15314 (insert): Likewise.
15315 (execute_pre): Use statistics_counter_event.
15316 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
15317 (substitute_and_fold): Increment it. Use statistics_counter_event.
15319 2008-05-15 Diego Novillo <dnovillo@google.com>
15321 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
15323 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
15324 * tree-ssa-alias.c (new_type_alias): Remove references to
15325 sub-variables from comment.
15326 * tree-ssa-operands.c (swap_tree_operands): Likewise.
15328 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
15330 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
15331 attribute to 1 only for insertps alternative.
15333 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
15335 * config/bfin/bfin.md (loadbytes): New pattern.
15336 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
15337 (bfin_init_builtins): Initialize it.
15338 (bdesc_1arg): Add it.
15340 2008-05-15 Sa Liu <saliu@de.ibm.com>
15342 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
15343 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
15344 * testsuite/lib/target-supports.exp: Add
15345 check_effective_target_fortran_integer_16.
15347 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
15349 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
15350 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
15351 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
15352 (TARGET_RETURN_IN_MEMORY): Define.
15354 2008-05-15 Richard Guenther <rguenther@suse.de>
15356 PR middle-end/36244
15357 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
15358 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
15359 represent unmodifiable vars.
15361 2008-05-15 Richard Guenther <rguenther@suse.de>
15363 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
15364 INDIRECT_REF and TARGET_MEM_REF.
15365 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
15368 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
15369 H.J. Lu <hongjiu.lu@intel.com>
15371 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
15372 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
15373 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
15374 insn alternatives. Add missing alternatives.
15375 (*vec_concatv2di_rex64_sse4_1): Likewise.
15376 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
15377 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
15378 Require TARGET_SSE.
15380 2008-05-15 Richard Guenther <rguenther@suse.de>
15382 PR tree-optimization/36009
15383 PR tree-optimization/36204
15384 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
15385 (determine_invariantness_stmt): Record the loop a store is
15386 always executed in.
15387 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
15390 2008-05-15 Richard Guenther <rguenther@suse.de>
15392 PR tree-optimization/34330
15393 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
15394 through the pointer will alias the SMT.
15396 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
15398 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
15400 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
15402 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
15404 2008-05-14 Michael Meissner <michael.meissner@amd.com>
15405 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
15407 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
15408 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
15409 (vashl_optab): New optab for vector/vector shifts.
15410 (vashr_optab): Ditto.
15411 (vlshr_optab): Ditto.
15412 (vrotl_optab): Ditto.
15413 (vrotr_optab): Ditto.
15414 (optab_subtype): New enum for optab_for_tree_code call.
15415 (optab_for_tree_code): Add enum optab_subtype argument.
15417 * optabs.c (optab_for_tree_code): Take an additional argument to
15418 distinguish between a vector shift by a scalar and vector shift by
15419 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
15420 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
15421 vector shift by a vector.
15422 (expand_widen_pattern_expr): Pass additional argument to
15423 optab_for_tree_code.
15425 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
15426 vrotl_optab, vrotr_optab.
15428 * expr.c (expand_expr_real_1): Update calls to
15429 optab_for_tree_code to distinguish between vector shifted by a
15430 scalar and vector shifted by a vector.
15431 * tree-vectorizer.c (supportable_widening_operation): Ditto.
15432 (supportable_narrowing_operation): Ditto.
15433 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
15434 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
15435 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
15436 (vect_create_epilog_for_reduction): Ditto.
15437 (vectorizable_reduction): Ditto.
15438 (vectorizable_operation): Ditto.
15439 (vect_strided_store_supported): Ditto.
15440 (vect_strided_load_supported): Ditto.
15441 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
15442 * expmed.c (expand_shift): Ditto.
15444 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
15446 (ashr@var{m}3): Ditto.
15447 (vashl@var{m}3): Document new vector/vector shift standard name.
15448 (vashr@var{m}3): Ditto.
15449 (vlshr@var{m}3): Ditto.
15450 (vrotl@var{m}3): Ditto.
15451 (vrotr@var{m}3): Ditto.
15453 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
15454 (PPERM_INVERT): Ditto.
15455 (PPERM_REVERSE): Ditto.
15456 (PPERM_REV_INV): Ditto.
15457 (PPERM_ZERO): Ditto.
15458 (PPERM_ONES): Ditto.
15459 (PPERM_SIGN): Ditto.
15460 (PPERM_INV_SIGN): Ditto.
15461 (PPERM_SRC1): Ditto.
15462 (PPERM_SRC2): Ditto.
15464 * config/i386/sse.md (mulv2di3): Add SSE5 support.
15465 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
15466 allows a memory operand to be the value being added, and split it
15467 to improve vectorization.
15468 (sse5_pmacsdqh_mem): Ditto.
15469 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
15470 (sse5_mulv2div2di3_high): Ditto.
15471 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
15472 (vec_pack_trunc_v4si): Ditto.
15473 (vec_pack_trunc_v2di): Ditto.
15474 (sse5_pcmov_<mode>): Remove code that tried to use use
15475 andps/andnps instead of pcmov.
15476 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
15477 pmacsdqh instructions.
15478 (vec_widen_smult_lo_v4si): Ditto.
15480 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
15481 (PPERM_INVERT): Ditto.
15482 (PPERM_REVERSE): Ditto.
15483 (PPERM_REV_INV): Ditto.
15484 (PPERM_ZERO): Ditto.
15485 (PPERM_ONES): Ditto.
15486 (PPERM_SIGN): Ditto.
15487 (PPERM_INV_SIGN): Ditto.
15488 (PPERM_SRC1): Ditto.
15489 (PPERM_SRC2): Ditto.
15490 (ix86_expand_sse_movcc): Move the SSE5 test after the if
15492 (ix86_expand_int_vcond): If SSE5 generate all possible integer
15494 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
15495 says ignore whether the last reference is a memory operand.
15497 2008-05-14 Michael Meissner <michael.meissner@amd.com>
15498 Paolo Bonzini <bonzini at gnu dot org>
15500 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
15503 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
15504 (vlshr<mode>3): Rename from vlshr<mode>3.
15505 (vashr<mode>3): Rename from vashr<mode>3.
15506 (mulv4sf3): Change the names of vector shift patterns.
15510 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
15513 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
15538 * config/spu/spu.md (v): New iterator macro to add v for vector types.
15539 (floatunssidf2_internal): Change vector/vector shift names.
15540 (floatunsdidf2_internal): Ditto.
15547 (vashl<mode>3): Rename from ashl<mode>3.
15548 (vashr<mode>3): Rename from ashr<mode>3.
15549 (vlshr<mode>3): Rename from lshr<mode>3.
15550 (vrotl<mode>3): Rename from rotl<mode>3.
15552 2008-05-14 Michael Meissner <michael.meissner@amd.com>
15555 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
15556 multiply gives the wrong value when doing widening multiplies.
15557 (vec_widen_smult_lo_v4si): Ditto.
15559 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
15561 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
15562 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
15563 emit_library_call_value.
15564 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
15565 * tree.h (ECF_LIBCALL_BLOCK): Removed.
15566 * calls.c (initialize_argument_information, precompute_arguments,
15567 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
15568 (precompute_arguments): Removed flags parameter.
15569 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
15571 2008-05-14 Richard Guenther <rguenther@suse.de>
15573 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
15574 Make sure to register the store if the use is a PHI_NODE.
15576 2008-05-14 Olivier Hainque <hainque@adacore.com>
15578 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
15579 memory if the component is to be referenced in BLKmode according
15580 to get_inner_reference.
15582 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
15584 * calls.c (emit_library_call_value_1): Restore code clearing
15585 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
15587 2008-05-14 Olivier Hainque <hainque@adacore.com>
15588 Nicolas Roche <roche@adacore.com>
15590 * configure.ac: Add support for a "gcc_subdir" variable in
15591 config-lang.in, to denote a subdirectory where the language/GCC
15592 integration files are to be found.
15593 * configure: Regenerate.
15595 2008-05-14 Ira Rosen <irar@il.ibm.com>
15597 PR tree-optimization/36098
15598 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
15599 value for the first load in the group in case of a gap.
15600 (vect_build_slp_tree): Check that there are no gaps in loads.
15602 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
15604 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
15605 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
15606 expand_copysign_bit, ): Change call to emit_no_conflict_block to
15607 emit_insn and remove unneeded code to construct extra args.
15608 (emit_no_conflict_block): Removed.
15609 * optabls.h: (emit_no_conflict_block): Removed.
15610 * cse.c (cse_extended_basic_block): Remove search for
15611 REG_NO_CONFLICT note.
15612 * global.c: Removed incorrect comment added in revision 117.
15613 * expr.c (convert_move): Change call to emit_no_conflict_block to
15615 * recog.c: Change comments so that they do not mention
15617 * local_alloc.c (combine_regs): Removed last parameter.
15618 (no_conflict_p): Removed.
15619 (block_alloc): Removed note, no_conflict_combined_regno and set
15620 local vars. Removed all code to process REG_NO_CONFLICT blocks.
15621 (combine_regs): Removed already_dead and code to look for
15622 REG_NO_CONFLICT notes.
15623 * lower_subreg (remove_retval_note): Removed code to look for
15624 REG_NO_CONFLICT block.
15625 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
15626 (resolve_clobber): Remove code to process libcalls that have
15627 REG_NO_CONFLICT notes.
15628 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
15630 * combine.c (can_combine_p, distribute_notes): Removed
15631 REG_NO_CONFLICT case.
15632 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
15634 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
15635 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
15637 * reg-notes.def (NO_CONFLICT): Removed.
15639 2008-05-14 David S. Miller <davem@davemloft.net>
15641 * config/sparc/sparc.c (sparc_profile_hook): If
15642 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
15643 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
15644 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
15646 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
15648 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
15650 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
15653 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
15654 and op1 expansion before vector concat to have less live pseudos.
15656 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
15658 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
15659 ix86_expand_vector_set if supported.
15661 2008-05-13 Diego Novillo <dnovillo@google.com>
15662 Kenneth Zadeck <zadeck@naturalbridge.com>
15664 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
15666 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
15667 phinodes_print_statistics, init_ssanames, fini_ssanames,
15668 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
15669 release_ssa_name, release_defs, replace_ssa_name_symbol,
15670 ssanames_print_statistics): Move ...
15671 * tree-flow.h: ... here.
15672 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
15673 Use FN instead of cfun.
15674 (make_ssa_name_fn): Rename from make_ssa_name.
15675 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
15676 * tree-flow-inline.h (make_ssa_name): Move from
15677 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
15678 * omp-low.c (expand_omp_parallel):
15679 * tree-flow-inline.h (redirect_edge_var_map_result):
15680 * tree-ssa.c (init_tree_ssa): Add argument FN.
15681 Use it instead of cfun. Update all users.
15683 2008-05-13 Tom Tromey <tromey@redhat.com>
15685 PR preprocessor/22168:
15686 * doc/cpp.texi (Top): Update menu.
15687 (Alternatives to Wrapper #ifndef): New node.
15688 (Other Directives): Document deprecation.
15689 (Obsolete Features): Remove menu.
15690 (Assertions): Merge node into Obsolete Features.
15691 (Obsolete once-only headers): Move earlier; rename to Alternatives
15692 to Wrapper #ifndef.
15693 * doc/cppopts.texi: Update.
15694 * c.opt (Wdeprecated): Enable for C and ObjC.
15695 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
15696 (C++ Dialect Options): Move -Wno-deprecated from here to...
15697 (Warning Options): ... here.
15699 2008-05-13 Richard Guenther <rguenther@suse.de>
15701 PR middle-end/36227
15702 * fold-const.c (fold_sign_changed_comparison): Do not allow
15703 changes in pointer-ness.
15705 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
15708 * config/sh/sh.c (sh_expand_prologue): Don't clear
15709 RTX_FRAME_RELATED_P for push insns.
15711 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
15713 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
15715 2008-05-12 Anatoly Sokolov <aesok@post.ru>
15717 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
15718 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
15719 Use 'machine->is_leaf' instead of 'leaf_func_p'.
15721 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
15723 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
15724 (*vec_concatv4sf_sse): This.
15725 (*sse2_concatv2si): Renamed to ...
15726 (*vec_concatv2si_sse2): This.
15727 (*sse1_concatv2si): Renamed to ...
15728 (*vec_concatv2si_sse): This.
15729 (*vec_concatv2di_rex): Renamed to ...
15730 (*vec_concatv2di_rex64): This.
15731 (*vec_concatv2si_sse4_1): New.
15732 (*vec_concatv2di_rex64_sse4_1): Likewise.
15734 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
15736 PR rtl-optimization/36111
15737 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
15738 that was created for swappable operands.
15740 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
15743 * Makefile.in: Substitute GNATMAKE and GNATBIND.
15744 * configure.ac: Add call to ACX_PROG_GNAT.
15746 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
15748 * optc-gen.awk: Fix comment typo.
15750 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
15752 * pretty-print.c (pp_integer_with_precision): Use
15753 HOST_LONG_LONG_FORMAT.
15755 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
15757 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
15759 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
15761 * config/i386/i386.c (bdesc_ptest): Removed.
15762 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
15763 (bdesc_args): Add __builtin_ia32_ptestz128,
15764 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
15765 (ix86_init_mmx_sse_builtins): Updated.
15766 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
15767 (ix86_expand_builtin): Updated.
15769 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
15771 * tree-cfg.c (valid_fixed_convert_types_p): New function.
15772 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
15774 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
15776 * value-prof.c (interesting_stringop_to_profile): Do not
15777 return early for BUILT_IN_MEMPCPY.
15779 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
15781 * calls.c (expand_call): Don't use callgraph to increase
15782 preferred_stack_boundary.
15784 * cgraph.h (cgraph_rtl_info): Use unsigned on
15785 preferred_incoming_stack_boundary.
15787 * final.c (rest_of_clean_state): Use unsigned on
15788 preferred_stack_boundary.
15790 2008-05-09 Tom Tromey <tromey@redhat.com>
15792 PR preprocessor/22231:
15793 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
15796 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
15798 PR tree-optimization/36129
15799 * tree-ssa-ccp.c: Include value-prof.h.
15800 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
15801 built-in function was folded to a constant.
15802 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
15804 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
15805 Sebastian Pop <sebastian.pop@amd.com>
15807 * tree-scalar-evolution.c: Document instantiate_scev.
15808 (instantiate_parameters_1): Renamed instantiate_scev_1.
15809 Don't use the same loop for instantiation_loop and evolution_loop.
15810 (instantiate_scev): New.
15811 (instantiate_parameters): Moved...
15812 (resolve_mixers): Update call to instantiate_scev_1 to pass the
15813 same loop twice. Maintains the semantics for this function.
15814 * tree-scalar-evolution.h (instantiate_scev): Declare.
15815 (instantiate_parameters): ...here. Now static inline.
15816 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
15817 instead of resolve_mixers.
15819 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
15821 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
15823 2008-05-09 Tomas Bily <tbily@suse.cz>
15825 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
15826 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
15827 * tree-ssa-structalias.c (get_constraint_for): Likewise.
15828 * c-common.c (c_common_truthvalue_conversion): Likewise.
15829 * tree-object-size.c (compute_object_offset): Likewise.
15830 * tree-inline.c (estimate_num_insns_1): Likewise.
15831 * varasm.c (const_hash_1, compare_constant, copy_constant)
15832 (compute_reloc_for_constant, output_addressed_constants)
15833 (initializer_constant_valid_p): Likewise.
15834 * c-omp.c (check_omp_for_incr_expr): Likewise.
15835 * gimplify.c (gimplify_expr): Likewise.
15836 * c-typeck.c (c_finish_return): Likewise.
15837 * tree-vectorizer.c (supportable_widening_operation)
15838 (supportable_narrowing_operation): Likewise.
15839 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
15840 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
15841 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
15842 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
15843 (descr_info_loc): Likewise.
15844 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
15845 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
15846 (fold_unary): Likewise.
15847 * builtins.c (get_pointer_alignment): Likewise.
15848 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
15849 (instantiate_parameters_1): Likewise.
15850 * tree.c (expr_align, stabilize_reference): Likewise.
15851 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
15852 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
15853 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
15854 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
15855 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
15856 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
15858 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
15859 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
15860 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
15861 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
15862 (forward_propagate_comparison)
15863 (tree_ssa_forward_propagate_single_use_vars): Likewise.
15864 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
15865 * emit-rtl.c (component_ref_for_mem_expr)
15866 (set_mem_attributes_minus_bitpos): Likewise.
15867 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
15868 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
15870 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
15871 (build_function_call, pointer_diff, build_compound_expr)
15872 (c_finish_return): Likewise.
15873 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
15874 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
15876 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
15877 * expr.c (is_aligning_offset): Likewise.
15878 * tree-ssa-alias.c (is_escape_site): Likewise.
15879 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
15880 (check_all_va_list_escapes): Likewise.
15881 * tree-ssa-loop-ivopts.c (determine_base_object)
15882 (determine_common_wider_type): Likewise.
15883 * dojump.c (do_jump): Likewise.
15884 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
15885 * tree-gimple.c (is_gimple_cast): Likewise.
15886 * fold-const.c (decode_field_reference, )
15887 (fold_sign_changed_comparison, fold_unary, fold_comparison)
15888 (fold_binary): Likewise.
15889 * tree-ssa-alias-warnings.c (find_alias_site_helper)
15890 (already_warned_in_frontend_p): Likewise.
15891 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
15892 * tree.c (really_constant_p, get_unwidened): Likewise.
15893 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
15894 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
15895 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
15897 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
15899 (CONVERT_EXPR_P): Define.
15900 (CASE_CONVERT): Define.
15902 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
15904 PR middle-end/36117
15905 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
15906 (delete_unmarked_insns): When deleting a call, call
15907 delete_unreachable_blocks.
15908 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
15909 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
15911 2008-05-08 Richard Guenther <rguenther@suse.de>
15913 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
15914 (-ftree-salias): Likewise.
15915 (salias-max-implicit-fields): Remove param documentation.
15916 (salias-max-array-elements): Likewise.
15917 * tree-pass.h (pass_create_structure_vars): Remove.
15918 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
15919 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
15920 * tree-ssa-alias.c (create_structure_vars): Remove.
15921 (gate_structure_vars): Likewise.
15922 (pass_create_structure_vars): Likewise.
15923 (gate_build_alias): Likewise.
15924 (pass_build_alias): Adjust to run always and dump the function.
15925 * common.opt (ftree-salias): Hide.
15926 * passes.c (init_optimization_passes): Remove
15927 pass_create_structure_vars, adjust comment.
15928 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
15929 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
15930 * opts.c (decode_options): Do not set flag_tree_salias.
15931 (common_handle_option): Add OPT_ftree_salias to the backward
15932 compatibility section.
15934 2008-05-08 Richard Guenther <rguenther@suse.de>
15936 * tree-flow-inline.h (var_can_have_subvars): Move ...
15937 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
15938 * tree-flow.h (var_can_have_subvars): Remove.
15939 (push_fields_onto_fieldstack): Remove.
15940 (sort_fieldstack): Likewise.
15941 (struct fieldoff): Move ...
15942 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
15943 alias_set and base_for_components fields.
15944 (sort_fieldstack): Make static.
15945 (push_fields_onto_fieldstack): Likewise. Remove code that
15946 handles anything but RECORD_TYPEs. Remove alias_set and
15947 base_for_components handling.
15948 (create_variable_info_for): Adjust.
15950 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
15952 * common.opt (Wframe-larger-than=): Shorten the help message
15954 * doc/invoke.texi (Wframe-larger-than=): Add more description.
15956 2008-05-08 Rafael EspÃndola <espindola@google.com>
15958 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
15960 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
15961 trap and that both operands are gimple values.
15962 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
15963 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
15966 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
15968 * read-rtl.c (join_c_conditions): Return the first string if the
15969 two strings are equal.
15971 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
15973 * gensupport.h (pred_data): Add a "num_codes" field.
15974 (add_predicate_code): Declare.
15975 * gensupport.c (add_predicate_code): New function.
15976 (std_pred_table): Add an "allows_const_p" field.
15977 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
15978 Remove the (incomplete) list of such codes from the codes field.
15979 (init_predicate_table): Use add_predicate_code. Add all
15980 RTX_CONST_OBJs if allows_const_p is true.
15981 * genrecog.c (process_define_predicate): Use add_predicate_code.
15983 2008-05-08 David Daney <ddaney@avtrex.com>
15984 Richard Sandiford <rsandifo@nildram.co.uk>
15986 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
15987 special case of constant zero operands.
15988 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
15989 old and new values. Special case constant zero values.
15990 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
15992 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
15993 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
15995 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
15998 * simplify-rtx.c (simplify_plus_minus): Create CONST of
15999 similar RTX_CONST_OBJ before CONST_INT.
16001 2008-05-08 Steve Ellcey <sje@cup.hp.com>
16003 * stmt.c (expand_stack_restore): Change sa mode if needed.
16005 2008-05-08 Richard Guenther <rguenther@suse.de>
16007 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
16008 return type to bool.
16009 (ix86_sol10_return_in_memory): Likewise.
16010 (ix86_i386elf_return_in_memory): Likewise.
16011 (ix86_i386interix_return_in_memory): Likewise.
16012 * config/i386/i386.c (ix86_return_in_memory): Likewise.
16013 (ix86_sol10_return_in_memory): Likewise.
16014 (ix86_i386elf_return_in_memory): Likewise.
16015 (ix86_i386interix_return_in_memory): Likewise.
16017 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
16020 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
16022 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
16023 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
16026 2008-05-08 Richard Guenther <rguenther@suse.de>
16028 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
16029 * tree-data-ref.h (struct dr_alias): Remove subvars field.
16030 (DR_SUBVARS): Remove.
16031 * tree-dfa.c (dump_subvars_for): Remove.
16032 (debug_subvars_for): Likewise.
16033 (dump_variable): Do not dump subvars.
16034 (remove_referenced_var): Do not remove subvars.
16035 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
16036 (lookup_subvars_for_var): Remove.
16037 (get_subvars_for_var): Likewise.
16038 (get_subvars_at): Likewise.
16039 (get_first_overlapping_subvar): Likewise.
16040 (overlap_subvar): Likewise.
16041 * tree-flow.h (subvar_t): Remove.
16042 (struct var_ann_d): Remove subvars field.
16043 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
16044 argument. Remove special handling of SFTs.
16045 (compute_tag_properties): Likewise.
16046 (set_initial_properties): Likewise.
16047 (compute_call_clobbered): Likewise.
16048 (count_mem_refs): Likewise.
16049 (compute_memory_partitions): Likewise.
16050 (compute_flow_insensitive_aliasing): Likewise.
16051 (setup_pointers_and_addressables): Likewise.
16052 (new_type_alias): Likewise.
16053 (struct used_part): Remove.
16054 (used_portions): Likewise.
16055 (struct used_part_map): Likewise.
16056 (used_part_map_eq): Likewise.
16057 (used_part_map_hash): Likewise.
16058 (free_used_part_map): Likewise.
16059 (up_lookup): Likewise.
16060 (up_insert): Likewise.
16061 (get_or_create_used_part_for): Likewise.
16062 (create_sft): Likewise.
16063 (create_overlap_variables_for): Likewise.
16064 (find_used_portions): Likewise.
16065 (create_structure_vars): Likewise.
16066 * tree.def (STRUCT_FIELD_TAG): Remove.
16067 * tree.h (MTAG_P): Adjust.
16068 (struct tree_memory_tag): Remove base_for_components and
16069 unpartitionable flags.
16070 (struct tree_struct_field_tag): Remove.
16071 (SFT_PARENT_VAR): Likewise.
16072 (SFT_OFFSET): Likewise.
16073 (SFT_SIZE): Likewise.
16074 (SFT_NONADDRESSABLE_P): Likewise.
16075 (SFT_ALIAS_SET): Likewise.
16076 (SFT_UNPARTITIONABLE_P): Likewise.
16077 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
16078 (union tree_node): Remove sft field.
16079 * alias.c (get_alias_set): Remove special handling of SFTs.
16080 * print-tree.c (print_node): Remove handling of SFTs.
16081 * tree-dump.c (dequeue_and_dump): Likewise.
16082 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
16083 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
16084 * tree-predcom.c (set_alias_info): Do not set subvars.
16085 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
16086 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
16087 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
16088 (add_vars_for_offset): Remove.
16089 (add_virtual_operand): Remove special handling of SFTs.
16090 (add_call_clobber_ops): Likewise.
16091 (add_call_read_ops): Likewise.
16092 (get_asm_expr_operands): Likewise.
16093 (get_modify_stmt_operands): Likewise.
16094 (get_expr_operands): Likewise.
16095 (add_to_addressable_set): Likewise.
16096 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
16097 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
16098 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
16099 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
16100 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
16101 (tree_node_structure): Likewise.
16102 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
16104 (find_what_p_points_to): Likewise.
16106 2008-05-08 Sa Liu <saliu@de.ibm.com>
16108 * config/spu/spu.md: Fixed subti3 pattern.
16110 2008-05-08 Richard Guenther <rguenther@suse.de>
16112 PR middle-end/36154
16113 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
16114 sure to create a representative for trailing arrays for PTA.
16116 2008-05-08 Richard Guenther <rguenther@suse.de>
16118 PR middle-end/36172
16119 * fold-const.c (operand_equal_p): Two objects which types
16120 differ in pointerness are not equal.
16122 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
16124 * calls.c (compute_argument_block_size): Add argument tree fndecl.
16125 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
16126 (emit_library_call_value_1): Add new variable fndecl initialized by
16127 NULL_TREE. It should be the decl type of orgfun, but this information
16128 seems not to be available here, so it uses the default calling abi.
16129 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
16130 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
16131 by TARGET_RETURN_IN_MEMORY.
16132 * config/i386/i386-interix.h: Likewise.
16133 * config/i386/i386.h: Likewise.
16134 * config/i386/i386elf.h: Likewise.
16135 * config/i386/ptx4-i.h: Likewise.
16136 * config/i386/sol2-10.h: Likewise.
16137 * config/i386/sysv4.h: Likewise.
16138 * config/i386/vx-common.h: Likewise.
16139 * config/cris/cris.h: Removed #if 0 clause.
16140 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
16141 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
16143 (ix86_sol10_return_in_memory): Likewise.
16144 (ix86_i386elf_return_in_memory): New.
16145 (ix86_i386interix_return_in_memory): New.
16146 * config/mt/mt-protos.h (mt_return_in_memory): New.
16147 * config/mt/mt.c: Likewise.
16148 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
16149 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
16150 * config/bfin/bfin.h: Likewise.
16151 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
16153 * config/bfin/bfin.c: Likewise.
16154 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
16155 * config/alpha/unicosmk.h: Likewise.
16156 * config/i386/cygming.h: Likewise.
16157 * config/iq2000/iq2000.h: Likewise.
16158 * config/mips/mips.h: Likewise.
16159 * config/mn10300/mn10300.h: Likewise.
16160 * config/rs6000/rs6000.h: Likewise.
16161 * config/score/score.h: Likewise.
16162 * config/spu/spu.h: Likewise.
16163 * config/v850/v850.h: Likewise.
16164 * defaults.h: Likewise.
16165 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
16166 * expr.c (emit_block_move): Adjust use of
16167 OUTGOING_REG_PARM_STACK_SPACE.
16168 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
16169 OUTGOING_REG_PARM_STACK_SPACE.
16170 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
16172 2008-05-08 Jakub Jelinek <jakub@redhat.com>
16174 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
16175 on OMP_RETURN for OMP_FOR.
16178 * dwarf2out.c (dw_expand_expr, common_check): Removed.
16179 (fortran_common): New function.
16180 (gen_variable_die): Call fortran_common instead of common_check,
16181 adjust for it returning tree instead of rtx. Formatting.
16183 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
16187 * see.c (see_copy_insn): Copy new pure const attributes for new call.
16188 * c-decl.c (merge_decls): Ditto.
16189 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
16190 to RTL_CONST_OR_PURE_CALL_P.
16191 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
16192 Initialized DECL_LOOPING_CONST_PURE.
16193 (process_call_operands): Set tree_side_effects properly.
16194 * tree.h (TREE_READONLY_DECL_P): Removed.
16195 (DECL_IS_PURE): Renamed to DECL_PURE_P.
16196 (DECL_LOOPING_OR_CONST_P): New macro.
16197 (struct tree_function_decl): Added looping_const_or_pure_p.
16198 (ECF_*) Renumbered.
16199 (ECF_LOOPING_OR_CONST_P): New macro.
16200 * rtlanal.c (pure_const_p): Removed.
16201 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
16202 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
16203 to RTL_CONST_CALL_P.
16204 * ipa-pure-const.c (pure_const_state_e): Added looping field.
16205 (check_decl, check_tree, check_call, scan_function): Initialize
16207 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
16208 (static_execute): Set looping true for recursive functions.
16209 Undo setting state to IPA_NEITHER for recursive functions.
16210 * cse.c (cse_insn):
16211 * ifcvt.c (noce_can_store_speculate_p): Changed
16212 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
16213 RTL_CONST_OR_PURE_CALL_P.
16214 * dse.c (scan_insn): Ditto.
16215 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
16216 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
16217 RTL_CONST_OR_PURE_CALL_P.
16218 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
16219 pure_call_p to RTL_CONST_CALL_P.
16220 * gimplify.c (gimplify_call_expr): Clear side effects for
16221 non-looping pure and constant calls.
16222 * calls.c (emit_call_1): Set rtl flags from ecf flags.
16223 (flags_from_decl_or_type): Set ecf flags from decl flags.
16224 (initialize_argument_information): Turn off
16225 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
16226 Change const to pure if callee_copies is true rather than just
16228 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
16229 way of marking pure calls.
16230 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
16231 Remove hack that was supposed to fix pr7335 and remove old
16232 way of marking pure calls.
16233 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
16234 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
16235 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
16236 RTL_CONST_OR_PURE_CALL_P.
16237 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
16238 * loop-invariant.c (find_exits, find_invariant_bb): Changed
16239 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
16240 * sched-deps.c (schedule_analyze): Ditto.
16241 * rtl.h (struct rtx_def): Use call field, unchanging field, and
16242 return_val field of calls to represent pure and const function info.
16243 (CONST_OR_PURE_CALL_P): Deleted macro.
16244 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
16245 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
16246 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
16248 * tree-optimize.c (execute_fixup_cfg): Added test for
16249 ECF_LOOPING_CONST_OR_PURE.
16250 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
16252 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
16253 effects for looping pure or const calls.
16254 (verify_gimple_expr): Added verification code.
16255 * config/alpha/alpha.c (alpha_legitimize_address,
16256 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
16258 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
16259 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
16260 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
16261 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
16262 RTL_CONST_OR_PURE_CALL_P.
16263 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
16264 and const calls to be deleted.
16266 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
16269 * config/i386/mmx.md (mmx_subv2sf3): New expander.
16270 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
16271 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
16272 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
16273 to handle nonimmediate operands.
16274 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
16275 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
16276 to handle nonimmediate operands.
16277 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
16278 (mmx_pmulhrwv4hi3): New expander. Use
16279 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16280 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
16281 (sse2_umulv1siv1di3): New expander. Use
16282 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16283 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
16284 (mmx_eq<mode>3): New expander. Use
16285 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16286 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
16287 (mmx_uavgv8qi3): New expander. Use
16288 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16289 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
16290 (mmx_uavgv4hi3): New expander. Use
16291 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16293 * config/i386/sse.md
16294 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
16295 to handle nonimmediate operands.
16296 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
16297 to handle nonimmediate operands.
16298 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
16299 to handle nonimmediate operands.
16300 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
16301 to handle nonimmediate operands.
16302 (sse2_unpckhpd_exp): New expander. Use
16303 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16304 (sse2_unpcklpd_exp): New expander. Use
16305 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16306 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
16307 to handle nonimmediate operands.
16308 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
16309 to handle nonimmediate operands.
16310 (*sse2_<plusminus_insn><mode>3): Rename from
16311 sse2_<plusminus_insn><mode>3 insn pattern.
16312 (sse2_<plusminus_insn><mode>3): New expander. Use
16313 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16314 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
16315 (sse2_umulv2siv2di3): New expander. Use
16316 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16317 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
16318 (sse4_1_mulv2siv2di3): New expander. Use
16319 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16320 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
16321 (sse2_pmaddwd): New expander. Use
16322 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16323 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
16324 (sse2_eq<mode>3): New expander. Use
16325 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16326 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
16327 (sse4_1_eqv2di3): New expander. Use
16328 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16329 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
16330 (sse2_uavgv16qi3): New expander. Use
16331 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16332 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
16333 (sse2_uavgv16qi3): New expander. Use
16334 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16335 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
16336 (sse2_uavgv8hi3): New expander. Use
16337 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16338 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
16339 (ssse3_pmulhrswv8hi3): New expander. Use
16340 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16341 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
16342 (ssse3_pmulhrswv4hi3): New expander. Use
16343 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16345 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
16346 (<sse>_vmmul<mode>3): Ditto.
16347 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
16349 (ssse3_pmaddubsw128): Use register_operand for operand 1.
16350 (ssse3_pmaddubsw): Ditto.
16352 * config/i386/i386.c (struct_builtin_description)
16353 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
16354 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
16355 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
16356 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
16357 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
16358 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
16359 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
16360 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
16361 (ix86_fixup_binary_operands): Assert that src1
16362 and src2 must have the same mode when swapped.
16363 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
16364 and ix86_binary_operator_ok. Do not force operands in registers
16367 2008-05-07 Jan Hubicka <jh@suse.cz>
16369 * cgraph.c (dump_cgraph_node): Update.
16370 * cgraph.h (cgraph_local_info): Break out inline summary.
16371 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
16373 * ipa-inline (inline_summary): New accestor function.
16374 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
16375 cgraph_decide_inlining, compute_inline_parameters): Update.
16376 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
16378 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
16380 Cleanup ColdFire scheduling support and add V4 pipeline model.
16382 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
16383 (define_attr cpu): Add cfv4 value.
16384 (define_attr type, define_attr type1): Merge into a single 'type'
16385 attribute. Update all uses.
16386 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
16387 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
16389 (define_attr opx_mem, define_attr opy_mem): Remove.
16390 (define_attr op_mem): Clean up, update comment.
16391 (define_attr size): Use specific values instead of general int.
16392 (define_attr guess, define_attr split): Remove. Update all uses.
16393 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
16394 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
16395 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
16396 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
16397 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
16398 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
16399 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
16400 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
16401 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
16402 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
16403 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
16404 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
16405 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
16406 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
16407 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
16408 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
16409 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
16410 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
16411 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
16412 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
16413 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
16414 Update or set attributes.
16415 (stack_tie): New fake instruction.
16417 * config/m68k/m68k.h (TUNE_CFV4): New macro.
16418 (m68k_sched_attr_size): Update declaration.
16419 (m68k_sched_attr_type2): Remove.
16420 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
16421 Declare new bypass predicates.
16423 * config/m68k/m68k.c (m68k_sched_issue_rate,
16424 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
16426 (TARGET_SCHED_ISSUE_RATE,
16427 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
16428 (override_options): Handle scheduling for ColdFire V4 core.
16429 (m68k_expand_prologue): Emit stack_tie.
16430 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
16431 'OP_TYPE_FPN'. Update all uses.
16432 (sched_guess_p): Remove.
16433 (sched_address_type): Handle symbolic addresses.
16434 (sched_get_operand): New static function.
16435 (sched_operand_type): Merge into sched_attr_op_type.
16436 (sched_attr_op_type): Handle FP registers, handle quick constants,
16438 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
16439 (m68k_sched_attr_size): Update. Move logic to ...
16440 (sched_get_attr_size_int): New static function.
16441 (sched_get_opxy_mem_type): New static function.
16442 (m68k_sched_attr_op_mem): Update.
16443 (m68k_sched_attr_type2): Remove.
16444 (sched_cfv4_bypass_data): New static variable.
16445 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
16446 (m68k_sched_issue_rate): Implement scheduler hook.
16447 (struct _sched_ib: enabled_p): New field.
16448 (m68k_sched_variable_issue): Update. Handle V4.
16449 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
16450 sched_dump_class_func_t, sched_dump_split_class,
16451 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
16452 sched_dump_dfa_class, m68k_sched_dump): Remove.
16453 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
16455 (m68k_sched_init_global): Remove statisctics dumping, introduce
16456 sanity check that all instructions have pipeline reservations. Handle
16458 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
16459 Handle ColdFire V4 core.
16460 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
16461 New static functions.
16462 (m68k_sched_address_bypass_p): New bypass predicate.
16463 (sched_get_indexed_address_scale): New static function.
16464 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
16466 * cf.md: Update comments.
16467 (define_attr type2): Remove. Use 'type' attribute instead.
16469 (cf_ib): Rename to cfv123_ib. Update all uses.
16470 (cf_oep): Rename to cfv123_oep. Update all uses.
16471 (cf_chr): Rename to cfv123_chr. Update all uses.
16472 (cf_mem): Rename to cfv123_mem. Update all uses.
16473 (cf_mac): Move to more appropriate place.
16474 (cfv123_guess): New automaton and cpu_unit.
16475 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
16476 Update uses of 'size' attribute. Handle before reload scheduling.
16477 (cfv123_guess): New dummy reservation for unhandled instructions.
16478 (cfv4_*): Pipeline description of ColdFire V4 core.
16479 (ignore): New reservation to handle 'ignore' type.
16481 2008-05-07 Ian Lance Taylor <iant@google.com>
16483 PR middle-end/36013
16484 * gimplify.c (find_single_pointer_decl_1): Don't look through
16486 (find_single_pointer_decl): Adjust comments.
16488 2008-05-07 Jakub Jelinek <jakub@redhat.com>
16490 PR middle-end/36137
16491 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
16492 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
16494 PR middle-end/36106
16495 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
16496 integral type rather than floating point, then VIEW_CONVERT_EXPR
16497 to the floating point type.
16499 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
16501 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
16502 TFmode op0 to register.
16504 2008-05-07 Alan Modra <amodra@bigpond.net.au>
16506 * c-decl.c (grokdeclarator): Comment typo.
16508 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
16510 * tree-flow.h: Remove prototype for computed_goto_p.
16511 * tree-cfg.c (computed_goto_p): Make static.
16513 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
16516 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
16517 (contains_aligned_value_p): This. Handle _Decimal128.
16518 (ix86_function_arg_boundary): Only align _Decimal128 to its
16519 natural boundary and handle it properly.
16521 2008-05-06 Martin Jambor <mjambor@suse.cz>
16523 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
16524 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
16525 (ipcp_method_set_orig_node): Removed.
16526 (ipcp_cval_get_cvalue_type): Removed.
16527 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
16528 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
16529 (ipcp_cval_set_cvalue_type): Removed.
16530 (ipcp_cval_get_cvalue): Removed.
16531 (ipcp_cval_set_cvalue): Removed.
16532 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
16533 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
16534 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
16535 (ipcp_cval_meet): Renamed to ipa_lattice_meet
16536 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
16537 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
16538 (ipcp_get_ith_lattice): Changed parameters.
16539 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
16540 (ipcp_lattice_from_jfunc): Changed parameters.
16541 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
16542 (ipcp_method_cval_print): Added temporary variable info.
16543 (ipcp_redirect): Removed already unused local variable caller.
16544 (ipcp_redirect): New temporary variable orig_callee_info
16545 (ipcp_redirect): Removed newly unused local variable callee.
16546 (ipcp_redirect): Removed (a bit confusing) local variable type.
16547 (ipcp_insert_stage): Added local variable info.
16548 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
16550 (ipcp_formal_create): Removed.
16551 (ipcp_method_cval_set): Removed.
16552 (ipcp_propagate_stage): Renamed lattice variables.
16553 (ipcp_method_cval_set_cvalue_type): Removed.
16554 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
16555 (ipcp_print_all_lattices): Changed printed strings to refer to
16556 lattices rather than cvals.
16557 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
16558 (ipcp_propagate_const): Changed formal parameters.
16559 (build_const_val): Changed formal parameters.
16560 (ipcp_insert_stage): Removed useless variable cvalue
16561 (build_const_val): Changed formal parameters.
16562 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
16563 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
16564 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
16565 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
16566 (ipcp_print_func_profile_counts): Changed string from "method" to
16568 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
16569 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
16570 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
16571 (ipcp_structures_print): Renamed to ipcp_print_all_structures
16572 (ipcp_profile_print): Renamed to ipcp_print_profile_data
16573 (ipcp_lat_is_const): Changed parameters and made inline.
16574 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
16575 (ipcp_redirect): Renamed to ipcp_need_redirect_p
16576 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
16577 the predicate condition directly
16578 (ipcp_propagate_stage): Added local variable args. Removed local
16579 variable callee. (Both are mere code simplifications.)
16580 (ipcp_method_dont_insert_const): Renamed to
16581 ipcp_node_not_modifiable_p.
16582 (ipcp_node_not_modifiable_p): Made inline.
16583 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
16584 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
16585 (ipcp_print_all_lattices): Removed variable cvalue
16586 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
16589 2008-05-06 Olivier Hainque <hainque@adacore.com>
16591 * tree-sra.c (try_instantiate_multiple_fields): Early return
16592 if field has POINTER_TYPE.
16594 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
16596 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
16597 by using 'q' specifier for instruction.
16598 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
16600 2008-05-06 Anatoly Sokolov <aesok@post.ru>
16602 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
16603 Change mode of zero_extract from QImode to HImode.
16604 (sign bit tests peepholes): (Ditto.).
16606 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
16608 * config/i386/mmx.md: Remove double backslashes from asm templates.
16609 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
16610 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
16611 to handle nonimmediate operands.
16612 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
16613 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
16614 to handle nonimmediate operands.
16615 (*mmx_<code>v2sf3_finite): New insn pattern.
16616 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
16617 (mmx_<code>v2sf3): New expander. Use
16618 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16619 (mmx_<plusminus_insn><mode>3): New expander. Use
16620 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16621 (*mmx_<plusminus_insn><mode>3): New insn pattern.
16622 (mmx_add<mode>3): Removed.
16623 (mmx_ssadd<mode>3): Ditto.
16624 (mmx_usadd<mode>3): Ditto.
16625 (mmx_sub<mode>3): Ditto.
16626 (mmx_sssub<mode>3): Ditto.
16627 (mmx_ussub<mode>3): Ditto.
16628 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
16629 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
16630 to handle nonimmediate operands.
16631 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
16633 (mmx_smulv4hi3_highpart): New expander. Use
16634 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16635 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
16637 (mmx_umulv4hi3_highpart): New expander. Use
16638 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16639 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
16640 (mmx_<code>v4hi3): New expander. Use
16641 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16642 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
16643 (mmx_<code>v8qi3): New expander. Use
16644 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16645 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
16646 (mmx_<code><mode>3): New expander. Use
16647 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16649 2008-05-05 Jan Hubicka <jh@suse.cz>
16651 PR tree-optimization/36118
16652 * passes.c (pass_init_dump_file): Fix dump header.
16654 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
16656 PR middle-end/36141
16657 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
16658 VCE for function decls.
16660 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
16662 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
16664 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
16666 * config/i386/i386.md (sat_plusminus): New.
16667 (plusminus_insn): Likewise.
16668 (plusminus_mnemonic): Likewise.
16670 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
16671 (*<addsub><mode>3_cc_overflow): Renamed to ...
16672 (*<plusminus_insn><mode>3_cc_overflow): This.
16673 (*<addsub>si3_zext_cc_overflow): Renamed to ...
16674 (*<plusminus_insn>si3_zext_cc_overflow): This.
16676 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
16677 (<plusminus_insn><mode>3): This.
16678 (*<addsub><mode>3): Renamed to ...
16679 (*<plusminus_insn><mode>3): This.
16680 (<sse>_vm<addsub><mode>3): Renamed to ...
16681 (<sse>_vm<plusminus_insn><mode>3): This.
16682 (sse3_h<addsub>v4sf3): Renamed to ...
16683 (sse3_h<plusminus_insn>v4sf3): This.
16684 (sse3_h<addsub>v2df3): Renamed to ...
16685 (sse3_h<plusminus_insn>v2df3): This.
16686 (<plusminus_insn><mode>3): New.
16687 (*<plusminus_insn><mode>3): Likewise.
16688 (sse2_<plusminus_insn><mode>3): Likewise.
16689 (add<mode>): Removed.
16690 (*add<mode>3): Likewise.
16691 (sse2_ssadd<mode>3): Likewise.
16692 (sse2_usadd<mode>3): Likewise.
16693 (sub<mode>3): Likewise.
16694 (*sub<mode>3): Likewise.
16695 (sse2_sssub<mode>3): Likewise.
16696 (sse2_ussub<mode>3): Likewise.
16698 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
16700 * gthr-single.h: Add in required interface elements as per gthr.h.
16701 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
16702 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
16703 Generalize UNUSED macro.
16704 (__gthread_once): Add.
16705 (__gthread_key_create): Add.
16706 (__gthread_key_delete): Add.
16707 (__gthread_getspecific): Add.
16708 (__gthread_setspecific): Add.
16710 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
16712 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
16713 the same size types for the indirect reference on the rhs, then
16716 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
16718 * config/i386/i386.md
16719 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
16720 one insn template instead of template series.
16721 (*xordi_1_rex64): Ditto.
16722 (*xordi_2_rex64): Ditto.
16724 2008-05-05 Ira Rosen <irar@il.ibm.com>
16726 PR tree-optimization/36119
16727 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
16730 2008-06-04 Jan Hubicka <jh@suse.cz>
16732 tree-optimization/36100
16733 * tree-pass.h (pass_O0_always_inline): Declare.
16734 * ipa-inline.c (inline_transform): Remove dead code.
16735 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
16736 pass_O0_always_inline): New.
16737 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
16739 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
16741 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
16742 mnemonic in this_param move for TARGET_64BIT.
16744 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
16746 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
16747 (*strmovsi_rex_1): Ditto.
16748 (*strsetsi_1): Ditto.
16749 (*strsetsi_rex_1): Ditto.
16751 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
16752 adddicc expanders using SWI mode iterator.
16754 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
16757 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
16760 2008-05-04 David S. Miller <davem@davemloft.net>
16762 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
16763 (sparc*-*-linux*): Use linux.h in tm_file.
16764 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
16765 compiler defaulting to 32-bit.
16766 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
16768 * config/sparc/linux.h: Remove definitions now obtained
16769 properly from linux.h
16770 * config/sparc/linux64.h: Likewise.
16771 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
16772 don't want this setting for 32-bit builds in a biarch compiler.
16773 * doc/install.texi: Add sparc-linux to list of targets
16774 supporting --enable-targets=all.
16776 2008-05-03 Andrew Pinski <pinskia@gmail.com>
16778 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
16780 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
16782 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
16783 after V4SI_FTYPE_V8HI.
16784 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
16785 case V4SI_FTYPE_V2DF.
16787 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
16789 * doc/invoke.texi (max-flow-memory-locations): Removed.
16790 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
16792 2008-05-03 Richard Guenther <rguenther@suse.de>
16794 PR middle-end/34973
16795 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
16797 2008-05-02 David S. Miller <davem@davemloft.net>
16799 * config.gcc (need_64bit_hwint): Document libcpp dependency.
16801 2008-05-02 Simon Baldwin <simonb@google.com>
16804 * c-common.h (warn_array_subscript_range): Removed.
16805 * c-common.c (warn_array_subscript_range): Ditto.
16806 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
16807 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
16809 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
16811 * config/i386/i386.c (ix86_special_builtin_type): New.
16812 (bdesc_special_args): Likewise.
16813 (ix86_expand_special_args_builtin): Likewise.
16814 (ix86_init_mmx_sse_builtins): Updated.
16815 (ix86_expand_builtin): Updated.
16816 (ix86_expand_store_builtin): Removed.
16817 (ix86_expand_unop_builtin): Likewise.
16819 * config/i386/mm3dnow.h (__v2sf): Moved to ...
16820 * config/i386/mmintrin.h (__v2sf): Here.
16822 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
16824 (_mm_loadl_pi): Likewise.
16825 (_mm_storeh_pi): Replace __v2si with __v2sf.
16826 (_mm_storel_pi): Likewise.
16828 * doc/extend.texi: Correct __builtin_ia32_loadhps,
16829 __builtin_ia32_loadlps, __builtin_ia32_storehps,
16830 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
16831 __builtin_ia32_loadlpd.
16833 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
16835 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
16836 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
16837 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
16838 (ix86_init_mmx_sse_builtins): Updated.
16839 (ix86_expand_args_builtin): Likewise.
16840 (ix86_expand_builtin): Likewise.
16841 (ix86_expand_unop1_builtin): Renamed to ...
16842 (ix86_expand_unop_vec_merge_builtin): This.
16844 2008-05-01 Jan Hubicka <jh@suse.cz>
16847 * ipa-inline.c (inline_generate_summary): Make static.
16848 (inline_transform): Do not call inlining at -O0; make static.
16849 * passes.c (execute_todo): Add sanity check.
16850 (execute_one_ipa_transform_pass): Execute proper flags.
16852 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
16854 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
16855 (DECL_NONADDRESSABLE_P): Likewise.
16856 * alias.c (record_component_aliases): Fix comment.
16858 2008-05-01 Simon Baldwin <simonb@google.com>
16860 * c-common.h (warn_array_subscript_range): New function.
16861 * c-common.c (warn_array_subscript_range): Ditto.
16862 * tree-vrp.c (check_array_ref): Corrected code to agree with
16863 comment, ignoring only arrays of size 0 or size 1.
16864 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
16866 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16868 * config/i386/i386.c (ix86_builtin_type): Replace
16869 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
16870 (bdesc_args): Updated.
16871 (ix86_init_mmx_sse_builtins): Likewise.
16872 (ix86_expand_args_builtin): Likewise.
16874 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
16877 * doc/extend.texi: Correct __builtin_ia32_palignr.
16879 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16882 * config/i386/i386.c (bdesc_crc32): Removed.
16883 (ix86_expand_crc32): Likewise.
16884 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
16885 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
16886 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
16887 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
16888 UINT_FTYPE_UINT_UCHAR.
16889 (bdesc_args): Updated. Add crc32 builtins.
16890 (ix86_init_mmx_sse_builtins): Updated.
16891 (ix86_expand_args_builtin): Updated to support subreg.
16893 * doc/extend.texi: Correct __builtin_ia32_crc32di.
16895 2008-05-01 Jan Hubicka <jh@suse.cz>
16897 * tree-pass.h (opt_pass): Add IPA_PASS.
16898 (varpool_node, cgraph_node): Forward declare.
16899 (ipa_opt_pass): Define.
16900 (pass_ipa_inline): Turn into ipa_opt_pass.
16901 (pass_apply_inline): Remove.
16902 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
16903 (apply_inline): Turn into ....
16904 (inline_transform): ... this one.
16905 (inline_generate_summary): New function.
16906 (pass_apply_inline): Remove.
16907 * function.h (ipa_opt_pass): Forward declare structure; typedef;
16909 (struct function): Add ipa_transforms_to_apply.
16910 * passes.c (register_one_dump_file): Work on IPA_PASS.
16911 (init_optimization_passes): Remove pass_inline_parameters and
16913 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
16914 (execute_one_pass) ... here; apply transforms when possible.
16915 (add_ipa_transform_pass, execute_ipa_summary_asses,
16916 execute_one_ipa_transform_pass): New.
16917 (execute_ipa_pass_list): Update for IPA_PASS type.
16919 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16921 * config/i386/i386.c (ix86_builtin_type): Add
16922 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
16923 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
16924 (bdesc_args): Add SSE4a builtins.
16925 (ix86_init_mmx_sse_builtins): Updated.
16926 (ix86_expand_args_builtin): Likewise.
16927 (ix86_expand_builtin): Likewise.
16929 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16931 * config/i386/i386.c (ix86_builtin_type): Add
16932 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
16933 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
16934 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
16935 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
16936 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
16937 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
16938 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
16939 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
16940 and DI_FTYPE_DI_DI_INT.
16941 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
16942 (ix86_init_mmx_sse_builtins): Updated.
16943 (ix86_expand_args_builtin): Likewise.
16944 (ix86_expand_builtin): Likewise.
16945 (ix86_expand_binop_imm_builtin): Removed.
16947 * doc/extend.texi: Correct __builtin_ia32_palignr128.
16949 2008-04-30 Richard Guenther <rguenther@suse.de>
16951 PR tree-optimization/32921
16952 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
16954 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
16956 * config/arm/arm.c (arm_unwind_emit): Use
16957 crtl->all_throwers_are_sibcalls instead of
16958 cfun->all_throwers_are_sibcalls.
16959 (arm_output_fn_unwind): Likewise.
16960 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
16961 instead of cfun->uses_pic_offset_table.
16962 (frv_expand_prologue): Likewise.
16963 (frv_frame_pointer_required): Likewise.
16964 (frv_expand_fdpic_call): Likewise.
16965 (frv_emit_movsi): Likewise.
16966 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
16967 cfun->returns_pcc_struct instead of
16968 current_function_returns_pcc_struct.
16969 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
16970 instead of cfun->calls_eh_return.
16971 (m32c_pushm_popm): Likewise.
16972 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
16973 "extern" declaration.
16975 2008-04-30 Richard Guenther <rguenther@suse.de>
16977 PR tree-optimization/21636
16978 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
16980 (evaluate_stmt): Print the likely value.
16981 (ccp_visit_stmt): Avoid excessive vertical spacing.
16983 2008-04-30 Rafael EspÃndola <espindola@google.com>
16985 * builtins.c (fold_call_expr): Return realret.
16986 * tree-ssa-threadedge.c
16987 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
16988 __builtin_object_size.
16990 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
16992 * gcc.c (wrapper_string): New variable.
16993 (insert_wrapper): New function.
16994 (execute): New option -wrapper.
16995 * doc/invoke.texi (Overall Options): New driver option -wrapper.
16997 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
16999 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
17000 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
17001 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
17003 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
17004 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
17005 config/rs6000/e500crtres64gprctr.asm,
17006 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
17007 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
17008 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
17009 config/rs6000/e500crtsav64gprctr.asm,
17010 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
17011 config/rs6000/e500crtsavg64gprctr.asm: New files.
17012 * config/rs6000/t-ppccomm: Add build rules for new files.
17013 (LIB2FUNCS_STATIC_EXTRA): Add new files.
17014 * config/rs6000/t-netbsd: Add build rules for new files.
17015 (LIB2FUNCS_STATIC_EXTRA): New variable.
17016 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
17017 (CRTSAVRES_DEFAULT_SPEC): Likewise.
17018 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
17020 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
17022 * config/i386/i386.c (ix86_builtin_type): Add
17023 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
17024 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
17025 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
17026 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
17027 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
17028 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
17029 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
17030 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
17031 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
17032 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
17033 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
17034 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
17035 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
17036 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
17037 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
17038 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
17039 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
17040 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
17041 V1DI_FTYPE_V2SI_V2SI.
17042 (bdesc_2arg): Moved to ...
17043 (bdesc_args): Here.
17044 (ix86_init_mmx_sse_builtins): Updated.
17045 (ix86_expand_args_builtin): Updated. Take a pointer
17046 to const struct builtin_description. Handle comparison
17048 (ix86_expand_sse_compare): Take a new argument for swapping operands.
17049 (ix86_expand_builtin): Updated.
17051 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
17052 (ssse3_pmaddubsw128): This.
17053 (ssse3_pmaddubswv4hi3): Renamed to ...
17054 (ssse3_pmaddubsw): This.
17056 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
17057 (__builtin_ia32_packssdw128): Likewise.
17058 (__builtin_ia32_packuswb128): Likewise.
17059 (__builtin_ia32_pmaddubsw): Likewise.
17060 (__builtin_ia32_pmaddubsw128): Likewise.
17062 2008-04-30 Richard Guenther <rguenther@suse.de>
17064 PR tree-optimization/14847
17065 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
17066 (recognize_bits_test): Use it.
17067 (recognize_single_bit_test): Likewise.
17069 2008-04-30 Martin Jambor <mjambor@suse.cz>
17071 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
17072 instead of setting number of formal parameters to zero.
17073 (ipcp_init_stage): Do not set the number of actual parameters to zero
17075 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
17076 which are called with variable number of arguments.
17077 (ipcp_insert_stage): Explicitely skipping all nodes which are
17078 called with variable number of arguments.
17079 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
17080 number of parameters.
17082 * ipa-prop.h (struct ipa_node_params): Added flag
17083 called_with_var_arguments
17084 (ipa_set_param_count): Added. Changed sole setter to use it.
17085 (ipa_get_param_count): Added. All readers of param_count
17086 converted to use it instead.
17087 (ipa_set_called_with_variable_arg): Added.
17088 (ipa_is_called_with_var_arguments): Added.
17089 (ipa_get_ith_param): Added. All readers of param_decls converted
17091 (ipa_set_cs_argument_count): Added, sole writer to argument_count
17093 (ipa_get_cs_argument_count): Added, all readers of argument_count
17095 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
17098 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
17099 (struct ipcp_lattice): Renamed cval_type to type
17100 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
17102 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
17103 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
17104 (ipcp_insert_stage): Changed the type of variable cvalue to tree
17105 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
17106 (build_const_val): Changed the type of parameter cvalue to tree
17107 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
17108 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
17110 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
17113 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
17114 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
17115 (ipa_add_method): Renamed to ipa_push_func_to_list
17116 (ipa_remove_method): Renamed to ipa_pop_func_from_list
17117 (ipa_callsite_param_count): Removed.
17118 (ipa_callsite_param_count_set): Removed.
17119 (ipa_callsite_param): Removed.
17120 (ipa_callsite_callee): Removed.
17121 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
17122 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
17123 (ipa_method_formal_count): Removed.
17124 (ipa_method_formal_count_set): Removed.
17125 (ipa_method_get_tree): Removed.
17126 (ipa_method_tree_map_create): Removed.
17127 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
17128 (ipa_create_param_decls_array): Creates the array itself
17129 (ipa_create_param_decls_array): Temporary variable info instead of
17130 a few dereferences.
17131 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
17132 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
17133 (get_type): Removed.
17134 (ipa_jf_get_info_type): Removed.
17135 (ipa_node_create): Renamed to ipa_create_node_params
17136 (ipa_free): Renamed to ipa_free_all_node_params
17137 (ipa_nodes_create): Renamed to ipa_create_all_node_params
17138 (ipa_edges_create): Renamed to ipa_create_all_edge_args
17139 (ipa_edges_free): Renamed to ipa_free_all_edge_args
17140 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
17141 (ipa_free_all_node_params): Deallocation to jump_functions moved to
17142 ipa_free_all_edge_args
17143 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
17144 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
17145 (ipa_create_methodlist_node): Removed.
17146 (ipa_methodlist_method): Removed.
17147 (ipa_methodlist_method_set): Removed.
17148 (ipa_methodlist_next_method): Removed.
17149 (ipa_methodlist_next_method_set): Removed.
17150 (ipa_method_is_modified): Removed.
17151 (ipa_method_modify_create): Removed.
17152 (ipa_method_modify_init): Temporary variable info instead of a few
17154 (ipa_detect_param_modifications): Temporary variable info instead of
17155 a few dereferences.
17156 (ipa_compute_jump_functions): Temporary variable info instead of
17157 a few dereferences.
17158 (ipa_method_modify_set): Removed.
17159 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
17160 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
17161 than craph_node as the first parameter.
17162 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
17163 (ipa_method_modify_init): Removed.
17164 (ipa_compute_jump_functions): Added a temp variable instead of
17165 repeatadly dereferencing the cgraph_edge.aux pointer
17166 (ipa_callsite_param_set_type): Removed.
17167 (ipa_compute_jump_functions): i renamed to index and moved to
17169 (ipa_callsite_param_set_info_type_formal): Removed.
17170 (ipa_callsite_param_set_info_type): Removed.
17171 (ipa_callsite_param_map_create): Removed.
17172 (ipa_callsite_tree): Removed.
17173 (ipa_callsite_caller): Removed.
17174 (ipa_pop_func_from_list): return_method removed to return_func
17176 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
17177 prefixed all values with IPA_. Changed all users.
17178 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
17179 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
17180 and FORMAL_IPATYPE IPA_PASS_THROUGH.
17181 (union parameter_info): Renamed to jump_func_value.
17182 (union jump_func_value): Renamed value to constant
17183 (struct ipa_jump_func): Renamed info_type to value
17184 (struct ipa_node): Renamed to ipa_node_params
17185 (struct ipa_node_params): Renamed ipa_arg_num to param_count
17186 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
17187 (struct ipa_node_params): Renamed ipa_mod to modified_flags
17188 (struct ipa_edge): Renamed to ipa_edge_args
17189 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
17190 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
17191 (struct ipa_methodlist): Renamed to ipa_func_list
17192 (struct ipa_func_list): method_p renamed to node, next_method
17194 (ipa_methodlist_p): Removed, switched all users to struct pointer
17195 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
17197 2008-04-30 Alan Modra <amodra@bigpond.net.au>
17199 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
17200 (rs6000_emit_epilogue): Use backchain to restore only when we
17201 have a large frame. Make use of frame pointer to restore if we
17202 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
17204 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
17206 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
17207 Add mode to zero_extract.
17208 (sign bit tests peepholes): (Ditto.).
17210 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
17212 * config/i386/i386.c (ix86_builtins): Replace Prescott New
17213 Instructions in comments with SSE3.
17214 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
17215 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
17216 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
17217 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
17218 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
17219 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
17220 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
17221 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
17222 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
17223 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
17224 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
17225 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
17226 (bdesc_sse_args): Renamed to ...
17227 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
17228 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
17229 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
17230 IX86_BUILTIN_FABSQ.
17231 (bdesc_1arg): Moved to ...
17232 (bdesc_args): Here.
17233 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
17234 Instructions in comments with SSE3.
17235 (ix86_expand_sse_operands_builtin): Renamed to ...
17236 (ix86_expand_args_builtin): This. Updated.
17237 (ix86_expand_unop1_builtin): Update comments.
17238 (ix86_expand_builtin): Updated.
17240 2008-04-29 Richard Guenther <rguenther@suse.de>
17242 PR tree-optimization/36078
17243 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
17244 Update virtual SSA form after cleaning up the CFG.
17246 2008-04-29 Richard Guenther <rguenther@suse.de>
17248 PR middle-end/15255
17249 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
17251 2008-04-29 Richard Guenther <rguenther@suse.de>
17253 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
17254 (compute_may_aliases): Do not call finalize_ref_all_pointers.
17255 (compute_flow_insensitive_aliasing): Do not treat
17256 PTR_IS_REF_ALL pointers special.
17257 (get_smt_for): Likewise.
17258 (may_alias_p): Re-structure.
17259 (is_escape_site): A ref-all pointer conversion is not an escape site.
17260 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
17261 PTR_IS_REF_ALL pointers special.
17262 * tree-ssa-structalias.h (struct alias_info): Remove
17263 ref_all_symbol_mem_tag field.
17264 (PTR_IS_REF_ALL): Remove.
17266 2008-04-29 Richard Guenther <rguenther@suse.de>
17268 PR middle-end/36077
17269 * fold-const.c (extract_muldiv_1): In combining division constants
17270 make sure to never overflow.
17272 2008-04-29 Nick Clifton <nickc@redhat.com>
17274 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
17276 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17279 * optc-gen.awk: Work around HP-UX/IA awk bug.
17281 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
17283 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
17286 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
17289 * config/i386/i386.md
17290 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
17291 Change operand 1 predicate to nonimmediate_operand.
17293 2008-04-28 Jakub Jelinek <jakub@redhat.com>
17296 * dwarf2out.c (struct die_struct): Mark as chain_circular through
17298 * gengtype.c (walk_type, write_func_for_structure): Handle
17300 * doc/gty.texi: Document chain_circular.
17302 2008-04-28 Richard Guenther <rguenther@suse.de>
17304 PR tree-optimization/36066
17305 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
17308 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
17311 * config/i386/i386.md
17312 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
17313 Use match_scratch instead of match_operand for operands 3 and 4.
17315 2008-04-27 Richard Guenther <rguenther@suse.de>
17317 PR tree-optimization/18754
17318 PR tree-optimization/34223
17319 * tree-pass.h (pass_complete_unrolli): Declare.
17320 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
17321 loop size before and after unconditionally of UL_NO_GROWTH in effect.
17322 Rewrite loop into loop closed SSA form if it is not already.
17323 (tree_unroll_loops_completely): Re-structure to iterate over
17324 innermost loops with intermediate CFG cleanups.
17325 Unroll outermost loops only if requested or the code does not grow
17327 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
17328 loops are available.
17329 (tree_vectorize): Instead do so here.
17330 (tree_complete_unroll): Also unroll outermost loops.
17331 (tree_complete_unroll_inner): New function.
17332 (gate_tree_complete_unroll_inner): Likewise.
17333 (pass_complete_unrolli): New pass.
17334 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
17335 uses outside of the loop.
17336 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
17337 form if it is available.
17338 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
17339 * passes.c (init_optimization_passes): Schedule complete inner
17340 loop unrolling pass before the first CCP pass after final inlining.
17342 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
17344 * targhooks.h (default_emutls_var_fields,
17345 default_emutls_var_init): Declare.
17346 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
17347 * target.h (struct gcc_target): Add struct emutls member.
17348 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
17349 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
17350 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
17351 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
17352 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
17353 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
17354 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
17355 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
17356 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
17357 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
17358 emit debug information.
17359 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
17360 * varasm.c: Include targhooks.h.
17361 (emutls_object_section, emutls_tmpl_section): New.
17362 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
17363 (EMUTLS_SEPARATOR): New.
17364 (prefix_name): New.
17365 (get_emutls_object_name): New.
17366 (default_emutls_var_fields): New, broken out of ...
17367 (get_emutls_object_type): ... here. Adjust to use target hooks.
17368 (get_emutls_init_templ_addr): Adjust to use target hooks.
17369 (emutls_decl): Adjust to use target hooks.
17370 (emutls_finish): Likewise.
17371 (default_emutls_var_init): New, broken out of ...
17372 (assemble_variable): ... here. Adjust to use target hooks.
17373 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
17374 SECCAT_EMUTLS_TMPL.
17375 * c-common.c (handle_section_attribute): Prevent overriding
17376 sections for emulated tls with special sections.
17377 * config/i386/i386.c (x86_64_elf_select_section): Add
17378 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
17379 (x86_64_elf_unique_section): Likewise.
17380 * config/vxworks.c: Include tree.h.
17381 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
17382 (vxworks_override_options): Set TLS scheme.
17383 * doc/tm.texi (Emulated TLS): New node.
17385 2008-04-26 Simon Baldwin <simonb@google.com>
17388 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
17389 with propagated string constants.
17391 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
17393 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
17394 constraint for operand 2 when operand 0 is memory operand.
17395 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
17396 operand 0 is memory operand.
17397 (fix_trunc<mode>_i387_with_temp): Ditto.
17398 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
17399 operand 2 when operand 1 is memory operand.
17400 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
17401 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
17402 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
17403 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
17404 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
17405 operands 2,3 and 4 when operand 1 is memory operand.
17406 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
17408 (fistdi2_floor_with_temp): Ditto.
17409 (fist<mode>2_floor_with_temp): Ditto.
17410 (fistdi2_ceil_with_temp): Ditto.
17411 (fist<mode>2_ceil_with_temp): Ditto.
17412 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
17414 2008-04-26 David Daney <ddaney@avtrex.com>
17416 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
17418 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
17419 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
17420 UNSPEC_UPDATE_GOT_VERSION): Renumber.
17421 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
17422 (compare_and_swap_12): New insn.
17423 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
17424 * config/mips/mips.c (mips_force_binary): New function.
17425 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
17426 (mips_expand_compare_and_swap_12): New function.
17427 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
17429 2008-04-25 Jan Hubicka <jh@suse.cz>
17432 * cfgexpand.c (pass_expand): Turn into RTL pass.
17433 * passes.c (execute_one_pass): Do pass typechecking after execution.
17434 * tree-pass.h (pass_expand): Turn into RTL pass.
17436 * function.h (struct rtl_data): Move here fields
17437 accesses_prior_frames, calls_eh_return, saves_all_registers,
17438 has_nonlocal_goto, has_asm_statement, is_thunk,
17439 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
17440 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
17441 arg_pointer_save_area_init from struct function; turn into bool.
17442 (struct function): Move
17443 calls_eh_return, saves_all_registers, has_nonlocal_goto,
17444 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
17445 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
17446 tail_call_emit, arg_pointer_save_area_init
17447 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
17448 (current_function_returns_struct, current_function_returns_pcc_struct,
17449 current_function_calls_setjmp, current_function_calls_alloca,
17450 current_function_accesses_prior_frames,
17451 current_function_calls_eh_return, current_function_is_thunk,
17452 current_function_stdarg, current_function_profile,
17453 current_function_limit_stack, current_function_uses_pic_offset_table,
17454 current_function_uses_const_pool, current_function_has_nonlocal_label,
17455 current_function_saves_all_registers,
17456 current_function_has_nonlocal_goto,
17457 current_function_has_asm_statement): Remove accesor macros.
17458 * ra-conflict.c (global_conflicts): Update.
17459 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
17460 (suitable_for_tail_call_opt_p): Update.
17461 * builtins.c (expand_builtin_return_addr): Update.
17462 (expand_builtin_setjmp_setup): Update.
17463 (expand_builtin_nonlocal_goto): Update.
17464 * final.c (final_start_function): Update.
17465 (profile_function): Update.
17466 (leaf_function_p): Update.
17467 (only_leaf_regs_used): Update.
17468 * df-scan.c (df_get_exit_block_use_set): Update.
17469 * dojump.c (clear_pending_stack_adjust): Update.
17470 * tree-stdarg.c (gate_optimize_stdarg): Update.
17471 * gimple-low.c (lower_function_body): Update.
17472 * global.c (compute_regsets): Update.
17473 (global_alloc): Update.
17474 * dwarf2out.c (dwarf2out_begin_prologue): Update.
17475 * expr.c (expand_assignment): Update.
17476 * dse.c (dse_step0): Update.
17477 (dse_step1): Update.
17478 * c-decl.c (store_parm_decls): Update.
17479 * local-alloc.c (combine_regs): Update.
17480 (find_free_reg): Update.
17481 * function.c (assign_parms_augmented_arg_list): Update.
17482 (assign_parm_find_data_types): Update.
17483 (assign_parms): Update.
17484 (allocate_struct_function): Update.
17485 (expand_function_start): Update.
17486 (expand_function_end): Update.
17487 (get_arg_pointer_save_area): Update.
17488 (thread_prologue_and_epilogue_insns): Update.
17489 (rest_of_match_asm_constraints): Update.
17490 * stor-layout.c (variable_size): Update.
17491 * gcse.c (gcse_main): Update.
17492 (bypass_jumps): Update.
17493 * gimplify.c (gimplify_function_tree): Update.
17494 * calls.c (emit_call_1): Update.
17495 (expand_call): Update.
17496 * bt-load.c (compute_defs_uses_and_gen): Update.
17497 * except.c (sjlj_assign_call_site_values): Update.
17498 (sjlj_emit_function_enter): Update.
17499 (can_throw_external): Update.
17500 (set_nothrow_function_flags): Update.
17501 (expand_builtin_unwind_init): Update.
17502 (expand_eh_return): Update.
17503 (convert_to_eh_region_ranges): Update.
17504 (output_function_exception_table): Update.
17505 * emit-rtl.c (gen_tmp_stack_mem): Update.
17506 * cfgexpand.c (expand_used_vars): Update.
17507 (tree_expand_cfg): Update.
17508 * cfgcleanup.c (rest_of_handle_jump): Update.
17509 * explow.c (allocate_dynamic_stack_space): Update.
17510 * varasm.c (assemble_start_function): Update.
17511 (force_const_mem): Update.
17512 (mark_constant_pool): Update.
17513 * tree-optimize.c (tree_rest_of_compilation): Update.
17514 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
17515 * tree-cfg.c (notice_special_calls): Update.
17516 (is_ctrl_altering_stmt): Update.
17517 (tree_can_make_abnormal_goto): Update.
17518 (tree_purge_dead_abnormal_call_edges): Update.
17519 * config/alpha/predicates.md: Update.
17520 * config/alpha/alpha.c (alpha_sa_mask): Update.
17521 (alpha_sa_size): Update.
17522 (alpha_does_function_need_gp): Update.
17523 (alpha_expand_prologue): Update.
17524 (alpha_start_function): Update.
17525 (alpha_output_function_end_prologue): Update.
17526 (alpha_expand_epilogue): Update.
17527 * config/frv/frv.c (frv_stack_info): Update.
17528 (frv_expand_epilogue): Update.
17529 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
17530 (s390_register_info): Update.
17531 (s390_frame_info): Update.
17532 (s390_init_frame_layout): Update.
17533 (s390_can_eliminate): Update.
17534 (save_gprs): Update.
17535 * config/spu/spu.c (spu_split_immediate): Update.
17536 (need_to_save_reg): Update.
17537 (spu_expand_prologue): Update.
17538 (spu_expand_epilogue): Update.
17539 * config/sparc/sparc.md: Update.
17540 * config/sparc/sparc.c (eligible_for_return_delay): Update.
17541 (sparc_tls_got): Update.
17542 (legitimize_pic_address): Update.
17543 (sparc_emit_call_insn): Update.
17544 (sparc_expand_prologue): Update.
17545 (output_return): Update.
17546 (print_operand): Update.
17547 (sparc_function_ok_for_sibcall): Update.
17548 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
17549 * config/m32r/m32r.md: Update.
17550 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
17551 (m32r_compute_frame_size): Update.
17552 (m32r_expand_prologue): Update.
17553 (m32r_expand_epilogue): Update.
17554 (m32r_legitimize_pic_address): Update.
17555 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
17556 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
17557 * config/i386/i386.c (ix86_frame_pointer_required): Update.
17558 (gen_push): Update.
17559 (ix86_save_reg): Update.
17560 (ix86_compute_frame_layout): Update.
17561 (ix86_expand_prologue): Update.
17562 (ix86_expand_epilogue): Update.
17563 * config/sh/sh.c (output_stack_adjust): Update.
17564 (calc_live_regs): Update.
17565 (sh5_schedule_saves): Update.
17566 (sh_expand_prologue): Update.
17567 (sh_expand_epilogue): Update.
17568 (sh_setup_incoming_varargs): Update.
17569 (sh_allocate_initial_value): Update.
17570 (sh_get_pr_initial_val): Update.
17571 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
17572 * config/sh/sh.md (label:): Update.
17573 * config/avr/avr.c (out_movhi_mr_r): Update.
17574 * config/crx/crx.h (enum): Update.
17575 * config/xtensa/xtensa.h (along): Update.
17576 * config/stormy16/stormy16.c Update.
17577 (xstormy16_compute_stack_layout): Update.
17578 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
17579 (fr30_expand_prologue): Update.
17580 * config/cris/cris.c (cris_conditional_register_usage): Update.
17581 (cris_reg_saved_in_regsave_area): Update.
17582 (cris_initial_frame_pointer_offset): Update.
17583 (cris_simple_epilogue): Update.
17584 (cris_expand_prologue): Update.
17585 (cris_expand_epilogue): Update.
17586 (cris_expand_pic_call_address): Update.
17587 (cris_asm_output_symbol_ref): Update.
17588 (cris_asm_output_label_ref): Update.
17589 * config/cris/cris.md Update.
17590 * config/iq2000/iq2000.c (compute_frame_size): Update.
17591 (iq2000_expand_epilogue): Update.
17592 * config/mt/mt.h (save_direction): Update.
17593 * config/mn10300/mn10300.c (mn10300_function_value): Update.
17594 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
17595 (ia64_secondary_reload_class): Update.
17596 * config/m68k/m68k.c (m68k_save_reg): Update.
17597 (m68k_expand_prologue): Update.
17598 (m68k_expand_epilogue): Update.
17599 (legitimize_pic_address): Update.
17600 * config/rs6000/rs6000.c (rs6000_got_register): Update.
17601 (first_reg_to_save): Update.
17602 (first_altivec_reg_to_save): Update.
17603 (compute_vrsave_mask): Update.
17604 (compute_save_world_info): Update.
17605 (rs6000_stack_info): Update.
17606 (spe_func_has_64bit_regs_p): Update.
17607 (rs6000_ra_ever_killed): Update.
17608 (rs6000_emit_eh_reg_restore): Update.
17609 (rs6000_emit_allocate_stack): Update.
17610 (rs6000_emit_prologue): Update.
17611 (rs6000_emit_epilogue): Update.
17612 (rs6000_output_function_epilogue): Update.
17613 (output_profile_hook): Update.
17614 (rs6000_elf_declare_function_name): Update.
17615 * config/rs6000/rs6000.h (rs6000_args): Update.
17616 * config/rs6000/rs6000.md: Update.
17617 * config/mcore/mcore.c (mcore_expand_prolog): Update.
17618 * config/arc/arc.c (arc_output_function_epilogue): Update.
17619 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
17620 * config/darwin.c (machopic_function_base_name): Update.
17621 * config/score/score3.c (score3_compute_frame_size): Update.
17624 (score3_epilogue): Update.
17625 * config/score/score7.c (score7_compute_frame_size): Update.
17626 (score7_prologue): Update.
17627 (score7_epilogue): Update.
17628 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
17629 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
17630 * config/arm/arm.c (use_return_insn): Update.
17631 (require_pic_register): Update.
17632 (arm_load_pic_register): Update.
17633 (arm_compute_save_reg0_reg12_mask): Update.
17634 (arm_compute_save_reg_mask): Update.
17635 (thumb1_compute_save_reg_mask): Update.
17636 (output_return_instruction): Update.
17637 (arm_output_function_prologue): Update.
17638 (arm_output_epilogue): Update.
17639 (arm_get_frame_offsets): Update.
17640 (arm_expand_prologue): Update.
17641 (thumb_pushpop): Update.
17642 (thumb_exit): Update.
17643 (thumb1_expand_prologue): Update.
17644 (thumb1_expand_epilogue): Update.
17645 (arm_unwind_emit): Update.
17646 (arm_output_fn_unwind): Update.
17647 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
17648 * config/arm/arm.md: Update.
17649 * config/pa/pa.md: Update.
17650 * config/pa/pa.c (legitimize_pic_address): Update.
17651 (compute_frame_size): Update.
17652 (hppa_expand_prologue): Update.
17653 (hppa_expand_epilogue): Update.
17654 (borx_reg_operand): Update.
17655 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
17656 (HARD_REGNO_RENAME_OK): Update.
17657 * config/mips/mips.c (mips_global_pointer): Update.
17658 (mips_save_reg_p): Update.
17659 (mips_compute_frame_info): Update.
17660 (mips_frame_pointer_required): Update.
17661 (mips_expand_prologue): Update.
17662 (mips_expand_epilogue): Update.
17663 (mips_can_use_return_insn): Update.
17664 (mips_reorg_process_insns): Update.
17665 * config/v850/v850.c (compute_register_save_size): Update.
17666 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
17667 * config/mmix/mmix.c (along): Update.
17668 (mmix_expand_epilogue): Update.
17669 * config/bfin/bfin.c (legitimize_pic_address): Update.
17670 (must_save_p): Update.
17671 (stack_frame_needed_p): Update.
17672 (add_to_reg): Update.
17673 (bfin_expand_prologue): Update.
17674 * stmt.c (expand_asm_operands): Update.
17675 * reload1.c (reload): Update.
17676 (init_elim_table): Update.
17678 2008-04-25 Bob Wilson <bob.wilson@acm.org>
17680 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
17682 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
17684 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
17685 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
17686 (mov<mode>): Removed.
17687 (*movv4sf_internal): Likewise.
17688 (*movv2df_internal): Likewise.
17690 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
17692 * config.gcc (crx-*-elf): Remove deprecation.
17694 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
17696 * config/i386/cygming-crtend.c (register_frame_ctor): Register
17697 __gcc_deregister_frame with atexit.
17698 (deregister_frame_dtor): Remove.
17700 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
17701 Nathan Sidwell <nathan@codesourcery.com>
17703 * config/rs6000/rs6000.opt (mspe): Remove Var property.
17705 * config/rs6000/rs6000.h (rs6000_spe): Declare.
17706 (rs6000_isel): Likewise.
17707 * config/rs6000/rs6000.c (rs6000_spe): New variable.
17708 (rs6000_isel): New variable.
17709 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
17711 2008-04-24 Jakub Jelinek <jakub@redhat.com>
17714 * c-common.c (handle_vector_size_attribute): Call
17715 lang_hooks.types.reconstruct_complex_type instead of
17716 reconstruct_complex_type.
17717 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
17718 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
17719 * langhooks.h (struct lang_hooks_for_types): Add
17720 reconstruct_complex_type hook.
17721 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
17722 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
17724 2008-04-24 Richard Guenther <rguenther@suse.de>
17726 * c-common.h (check_builtin_function_arguments): Declare.
17727 * c-common.c (validate_nargs): New function.
17728 (check_builtin_function_arguments): Likewise.
17729 * c-typeck.c (build_function_call): Call
17730 check_builtin_function_arguments.
17731 * builtins.c (fold_builtin_classify): Remove error reporting code.
17732 (fold_builtin_unordered_cmp): Likewise.
17733 (fold_builtin_1): Likewise.
17734 (fold_builtin_n): Likewise.
17736 2008-04-24 Jakub Jelinek <jakub@redhat.com>
17738 PR tree-optimization/36008
17739 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
17740 the original op1, rather than delta by step.
17742 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
17743 Sebastian Pop <sebastian.pop@amd.com>
17745 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
17746 eliminate_local_variables_stmt, eliminate_local_variables,
17747 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
17748 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
17749 of code delimited by two edges in the CFG.
17750 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
17751 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
17752 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
17753 the case of parallelisation of reductions.
17754 (expr_invariant_in_region_p): New.
17756 * tree-flow.h (gather_blocks_in_sese_region): Declared.
17757 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
17759 2008-04-24 Ira Rosen <irar@il.ibm.com>
17760 Richard Guenther <rguenther@suse.de>
17762 PR tree-optimization/36034
17763 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
17764 incapable of dealing with loads with gaps.
17766 2008-04-24 Rafael EspÃndola <espindola@google.com>
17768 * tree-flow.h (vrp_evaluate_conditional): Change signature.
17769 * tree-ssa-propagate.c (fold_predicate_in): Update call to
17770 vrp_evaluate_conditional.
17771 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
17772 (vrp_evaluate_conditional): Split the cond argument.
17773 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
17774 (simplify_stmt_for_jump_threading): Update call to
17775 vrp_evaluate_conditional.
17777 2008-04-24 Ira Rosen <irar@il.ibm.com>
17779 PR tree-optimization/35982
17780 * tree-vect-analyze.c (vect_check_interleaving): Check that the
17781 interleaved data-refs are of the same type.
17783 2008-04-24 Danny Smith <dannysmith@users.net>
17785 * c-format.c (check_format_info_main): Use strncmp rather than a
17786 magic prefix to handle multichar length specs.
17787 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
17788 Don't prefix "I64" and "I32" with '\0'.
17790 2008-04-24 Jakub Jelinek <jakub@redhat.com>
17793 * config/i386/i386.c (init_cumulative_args): Don't pass anything
17794 in registers for -m32 only if stdarg_p (fntype).
17796 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
17798 PR rtl-optimization/36006
17799 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
17800 temp to op0 in order to avoid invalid rtx sharing.
17802 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
17804 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
17805 check TREE_INVARIANT.
17806 * tree-gimple.c (is_gimple_address): New.
17807 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
17808 * tree-gimple.h (is_gimple_address): New.
17809 * tree.h (decl_address_invariant_p): New.
17810 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
17811 (build_string): Likewise.
17812 (decl_address_invariant_p): New, from is_gimple_invariant_address.
17813 (tree_invariant_p_1): Likewise.
17814 (save_expr): Use it.
17815 (tree_invariant_p): New.
17816 (skip_simple_arithmetic): Use it.
17817 (stabilize_reference_1): Use it.
17818 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
17820 (build1_stat): Drop code to compute TREE_INVARIANT.
17821 (build2_stat): Drop code to compute TREE_INVARIANT.
17822 (build3_stat): Drop code to compute TREE_INVARIANT.
17823 (build4_stat): Drop code to compute TREE_INVARIANT.
17824 (build5_stat): Drop code to compute TREE_INVARIANT.
17825 (build7_stat): Drop code to compute TREE_INVARIANT.
17826 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
17827 * tree.h (struct tree_base): Remove invariant_flag.
17828 (TREE_INVARIANT): Remove.
17829 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
17830 (fold_builtin_expect): Check TREE_CONSTANT.
17831 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
17832 * c-tree.h (c_expr_to_decl): Drop third parameter.
17833 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
17834 (build_c_cast): Don't set TREE_INVARIANT.
17835 (pop_init_level): Don't set TREE_INVARIANT.
17836 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
17837 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
17839 (gimplify_init_constructor): Don't set TREE_INVARIANT.
17840 (gimplify_addr_expr): Adjust comment.
17841 * tree-mudflap.c (mf_build_string):
17842 * print-tree.c (print_node): Don't print TREE_INVARIANT.
17843 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
17844 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
17845 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
17846 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
17847 * langhooks.h (struct lang_hooks): Drop third parameter from
17850 2008-04-23 Richard Guenther <rguenther@suse.de>
17852 PR tree-optimization/27799
17853 PR tree-optimization/32921
17854 PR tree-optimization/32624
17855 * tree-ssa-structalias.c (merge_smts_into): Only merge the
17856 SMTs aliases and the tag itself into the solution.
17857 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
17858 merge the points-to solution back into the SMT aliases.
17859 (may_alias_p): Use alias_set_subset_of instead of
17860 aliases_conflict_p. A pointer which points to
17861 memory with alias set zero may access any variable.
17863 2008-04-23 Richard Guenther <rguenther@suse.de>
17865 * alias.c (alias_set_subset_of): Correctly handle asking
17866 if zero is a subset of an alias set with zero child.
17867 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
17868 (compute_flow_insensitive_aliasing): Correctly walk all
17869 pointers. Do not unnecessarily union sets.
17871 2008-04-23 Richard Guenther <rguenther@suse.de>
17873 PR middle-end/36021
17874 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
17876 2008-04-22 Tomas Bily <tbily@suse.cz>
17878 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
17880 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
17882 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
17883 * tree-ssa-structalias.c (get_constraint_for): Likewise.
17884 * tree-inline.c (estimate_num_insns_1): Likewise.
17885 * varasm.c (const_hash_1, compare_constant, copy_constant)
17886 (compute_reloc_for_constant, output_addressed_constants): Likewise.
17887 * emit-rtl.c (component_ref_for_mem_expr)
17888 (set_mem_attributes_minus_bitpos): Likewise.
17889 * expr.c (highest_pow2_factor, expand_expr_real_1, )
17890 (is_aligning_offset): Likewise.
17891 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
17892 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
17893 * dojump.c (do_jump): Likewise.
17894 * builtins.c (get_pointer_alignment, get_memory_rtx)
17895 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
17896 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
17898 2008-04-23 Jakub Jelinek <jakub@redhat.com>
17900 PR rtl-optimization/36017
17901 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
17902 expanding the library call.
17904 2008-04-22 Ian Lance Taylor <iant@google.com>
17906 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
17907 than size_in_bytes.
17909 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
17911 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
17912 of LR/CTR moves for Power6.
17914 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
17916 PR middle-end/36003
17917 * passes.c (init_optimization_passes): Remove
17918 pass_fast_rtl_byte_dce.
17920 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
17923 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
17924 builtin functions to generate faster code.
17925 (_mm_cvtpu16_ps): Ditto.
17926 (_mm_cvtpi32x2_ps): Ditto.
17928 2008-04-22 Nick Clifton <nickc@redhat.com>
17930 * common.opt (ftree-loop-distribution): Add Optimization
17933 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
17934 (frv_expand_builtin_va_start): Likewise.
17936 * config/arm/arm.c (thumb_find_work_register): Fix location of
17937 argument register count.
17939 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
17941 Support scheduling for ColdFire V1 and V3 microarchitecture.
17942 Improve scheduling of multiplication instructions.
17944 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
17945 (mac): New instruction attribute.
17946 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
17947 (m68k_sched_mac): New variable.
17948 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
17949 Handle cfv1 and cfv3.
17950 (max_insn_size): New static variable.
17951 (struct _sched_ib): New type.
17952 (sched_ib): New static variable.
17953 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
17954 to fields of 'struct _sched_ib sched_ib'. Update all uses.
17955 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
17957 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
17958 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
17959 new variables. Update.
17960 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
17961 Add modeling of cfv3 instruction buffer. Update.
17962 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
17963 * config/m68k/m68k.h (TUNE_CFV3): New macro.
17964 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
17965 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
17966 a particular reservation applies to.
17967 (type2): Reorganize attribute values. Rename alu to alu_reg,
17968 alu_l to alu, move_l to omove. Join move to alu. Split mul
17969 to mul_l and mul_w.
17970 (cf_ib_*): Simplify description of instruction buffer.
17971 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
17972 (cf_mem): Split into cf_mem1 and cf_mem2.
17973 (cf_v2_move_??): Rename to cfv12_alu_??.
17974 (cf_v2_move_l_??): Rename to cfv12_omove_??.
17975 (cf_v2_mul_??): Remove reservations.
17976 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
17977 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
17978 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
17980 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
17981 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
17982 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
17983 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
17984 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
17985 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
17986 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
17987 expansions of the above reservations for instructions of sizes
17990 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
17992 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
17994 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
17996 * coverage.c: Include tree-pass.h.
17997 (coverage_counter_alloc): Print da_file_name to the dump file.
17999 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
18001 * sbitmap.c (sbitmap_range_empty_p): New function.
18002 * sbitmap.h (sbitmap_range_empty_p): New function.
18003 * bitmap.h: Now includes obstack.h.
18005 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
18006 Kenneth Zadeck <zadeck@naturalbridge.com>
18008 * dbgcnt.def (ra_byte_scan): Added.
18009 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
18010 when the last hit happens for a counter.
18011 * timevar.def (TV_DF_BYTE_LR): New variable.
18012 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
18013 * passes.c (pass_fast_rtl_byte_dce): New pass.
18014 * fwprop.c (update_df): Added mode to call df_ref_create.
18015 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
18016 DF_REF_EXTRACT_OFFSET.
18017 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
18018 DF_BYTE_LR_OUT, df_byte_lr): New macro.
18020 (df_ref_extract): Added mode field.
18021 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
18022 DF_REF_EXTRACT_OFFSET.
18023 (DF_REF_EXTRACT_MODE): New macro.
18024 (df_byte_lr_bb_info): New structure.
18025 (df_print_byte_regset, df_compute_accessed_bytes,
18026 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
18027 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
18028 df_byte_lr_simulate_uses,
18029 df_byte_lr_simulate_artificial_refs_at_top,
18030 df_byte_lr_simulate_artificial_refs_at_end,
18031 df_compute_accessed_bytes): New function.
18032 (df_ref_create): Add parameter.
18033 (df_byte_lr_get_bb_info): New inline function.
18034 * df-scan.c (df_ref_record, df_uses_record,
18035 df_ref_create_structure): Added mode parameter.
18036 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
18037 df_defs_record, df_uses_record, df_get_conditional_uses,
18038 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
18039 df_entry_block_defs_collect, df_exit_block_uses_collect):
18040 Added mode parameter to calls to df_ref_record, df_uses_record,
18041 df_ref_create_structure.
18042 (df_ref_equal_p, df_ref_compare): Added test for modes.
18043 (df_ref_create_structure): Added code to set mode. Renamed
18044 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
18045 DF_REF_EXTRACT_OFFSET.
18046 * df-core.c (df_print_byte_regset): New function.
18047 * df-byte-scan.c: New file.
18048 * df-problems.c (df_rd_transfer_function): Removed unnecessary
18049 calls to BITMAP_FREE.
18050 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
18051 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
18052 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
18053 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
18054 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
18055 df_byte_lr_local_compute, df_byte_lr_init,
18056 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
18057 df_byte_lr_transfer_function, df_byte_lr_free,
18058 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
18059 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
18060 df_byte_lr_simulate_uses,
18061 df_byte_lr_simulate_artificial_refs_at_top,
18062 df_byte_lr_simulate_artificial_refs_at_end): New function.
18063 * dce.c (byte_dce_process_block): New function.
18064 (dce_process_block): au is now passed in rather than computed
18065 locally. Changed loops that look at artificial defs to not look
18066 for conditional or partial ones, because there never are any.
18067 (fast_dce): Now is able to drive byte_dce_process_block or
18068 dce_process_block depending on the kind of dce being done.
18069 (rest_of_handle_fast_dce): Add parameter to fast_dce.
18070 (rest_of_handle_fast_byte_dce): New function.
18071 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
18072 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
18074 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
18077 * gcc.h: Added fortran options that take arguments to
18078 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
18081 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
18083 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
18084 scalarization if on the LHS and not a full access.
18086 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18088 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
18090 2008-04-18 Rafael EspÃndola <espindola@google.com>
18092 * tree-vrp.c (find_case_label_index): Fix the binary search.
18093 (find_case_label_range): New.
18094 (vrp_visit_switch_stmt): Use find_case_label_range.
18095 (simplify_switch_using_ranges): Use find_case_label_range.
18097 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
18099 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
18100 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
18102 2008-04-18 Tom Tromey <tromey@redhat.com>
18105 * doc/cpp.texi (Implementation-defined behavior): Mention
18108 2008-04-18 Ian Lance Taylor <iant@google.com>
18110 * fold-const.c (pointer_may_wrap_p): New static function.
18111 (fold_comparison): Add another test for pointer overflow. Use
18112 pointer_may_wrap_p to disable some false positives.
18114 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
18116 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
18117 (fname_as_string): Match updated cpp_interpret_string prototype.
18118 (fix_string_type): Support char16_t* and char32_t*.
18119 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
18120 derivative) nodes. Register as builtin if C++0x.
18121 (c_parse_error): Support CPP_CHAR{16,32}.
18122 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
18123 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
18124 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
18125 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
18126 CTI_CHAR32_ARRAY_TYPE>: New elements.
18127 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
18128 char32_type_node, signed_char32_type_node, char16_array_type_node,
18129 char32_array_type_node): New defines.
18130 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
18131 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
18132 (lex_string): Support CPP_STRING{16,32}, match updated
18133 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
18134 (lex_charconst): Support CPP_CHAR{16,32}.
18135 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
18136 and CPP_STRING{16,32}.
18138 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
18141 * aclocal.m4: Regenerate.
18142 * configure: Regenerate.
18144 2008-04-18 Jan Hubicka <jh@suse.cz>
18146 * except.c (dw2_size_of_call_site_table,
18147 sjlj_size_of_call_site_table): Use vector API for call_site_record.
18149 * cgraphbuild.c (build_cgraph_edges): Update.
18150 * tree-pass.h: Update comment.
18151 * final.c (leaf_function_p): Update.
18152 (leaf_renumber_regs): Update.
18153 (rest_of_clean_state): Update.
18154 * omp-low.c (expand_omp_parallel): Update.
18155 * ipa-reference.c (analyze_function): Update.
18156 * reorg.c (find_end_label): Update.
18157 (optimize_skip): Update.
18158 (fill_simple_delay_slots): Update.
18159 (fill_simple_delay_slots): Update.
18160 (make_return_insns): Update.
18161 (dbr_schedule): Update.
18162 * gimple-low.c (record_vars_into): Update.
18163 * cfgbuild.c (make_edges): Update.
18164 * function.c (assign_stack_local): Update.
18165 (assign_parm_adjust_stack_rtl): Update.
18166 (locate_and_pad_parm): Update.
18167 (allocate_struct_function): Do not initialize stack_alignment_needed
18168 and preferred_stack_boundary here.
18169 (stack_protect_prologue): Update.
18170 (stack_protect_epilogue): Update.
18171 (expand_function_start): Initialize stack_alignment_needed,
18172 preferred_stack_boundary and max_jumptable_ents.
18173 (expand_function_end): Update.
18174 (free_after_compilation): Do not NULLify epilogue_delay_list.
18175 * function.h (struct rtl_data): Add stack_protect_guard,
18176 stack_alignment_needed,
18177 preferred_stack_boundary, epilogue_delay_list.
18178 (struct function): Remove value_histograms, stack_alignment_needed,
18179 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
18181 unexpanded_var_list, stack_protect_guard.
18182 (current_function_epilogue_delay_list): Remove.
18183 * ipa-type-escape.c (analyze_function): Update.
18184 * gimplify.c (pop_gimplify_context): Update comment.
18185 * calls.c (expand_call): Update.
18186 (emit_library_call_value_1): Update.
18187 * except.c (set_nothrow_function_flags): Update.
18188 * cfgexpand.c (get_decl_align_unit): Update.
18189 (create_stack_guard): Update.
18190 (estimated_stack_frame_size): Update.
18191 (expand_used_vars): Update.
18192 (tree_expand_cfg): Free histogram earliers, init expansion variables.
18193 * explow.c (allocate_dynamic_stack_space): Update.
18194 * tree-ssa-live.c (remove_unused_locals): Update.
18195 * varasm.c (mark_constant_pool): Update.
18196 * tree-inline.c (remap_decls): Update.
18197 (initialize_cfun): Update.
18198 (declare_return_variable): Update.
18199 (inline_forbidden_p): Update.
18200 (expand_call_inline): Update.
18201 (declare_inline_vars): Update.
18202 (tree_function_versioning): Update.
18203 * tree-flow.h (value_histograms): New.
18204 (VALUE_HISTOGRAMS): New macro.
18205 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
18207 * tree-cfg.c (set_bb_for_stmt): Update.
18208 (replace_by_duplicate_decl): Update.
18209 (move_block_to_fn): Update.
18210 (new_label_mapper): Update.
18211 (dump_function_to_file): Update.
18212 * ipa-struct-reorg.c (build_data_structure): Update.
18213 * cfgrtl.c (print_rtl_with_bb): Update.
18214 * reload1.c (reload): Update.
18216 * config/i386/i386.c (setup_incoming_varargs_64,
18217 ix86_compute_frame_layout): Update.
18218 * config/arc/arc.c (arc_output_function_epilogue): Update.
18220 2008-04-18 Marius Strobl <marius@FreeBSD.org>
18222 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
18223 for FreeBSD as well.
18224 * gthr-posix95.h: Likewise.
18226 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
18228 PR rtl-optimization/35838
18229 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
18230 out the byte offset of the first subreg.
18232 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
18234 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
18235 to split_ti instead of three separate calls with single member arrays.
18236 (subti3 splitter): Ditto.
18237 (adddi3 splitter): Ditto with split_di.
18238 (subdi3 splitter): Ditto.
18239 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
18240 two separate calls with single member arrays. Swap match_dup
18241 operands 1 and 2 to better fit into the array.
18242 (negdi2 splitter): Ditto with split_di.
18243 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
18244 two separate calls with single member arrays. Swap match_dup operands
18245 6 and 7 to better fit into the array.
18247 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
18249 * config/i386/i386.c (sse_builtin_type): New.
18250 (bdesc_sse_args): Likewise.
18251 (bdesc_sse_3arg): Removed.
18252 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
18253 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
18254 IX86_BUILTIN_ROUNDPS.
18255 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
18256 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
18257 IX86_BUILTIN_ROUNDPS.
18258 (ix86_expand_sse_4_operands_builtin): Removed.
18259 (ix86_expand_sse_operands_builtin): New.
18260 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
18261 and CODE_FOR_sse4_1_roundps.
18262 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
18263 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
18265 2008-04-17 Alan Modra <amodra@bigpond.net.au>
18268 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
18269 regs before frame pop when needed. If use_backchain_to_restore_sp
18270 then load backchain into a temp reg to restore vr and vrsave. Add
18271 code to restore vr after frame pop if possible.
18273 2008-04-17 Richard Guenther <rguenther@suse.de>
18275 * tree-vn.c (expressions_equal_p): Do not check type
18276 equality or compatibility before calling operand_equal_p.
18277 * fold-const.c (operand_equal_p): Check equivalence of
18278 integer constants before bailing out due to signedness or
18279 precision differences.
18280 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
18281 spurious differences in type qualification. Ignore types
18282 for COMPONENT_REFs at all.
18284 2008-04-17 Christian Bruel <christian.bruel@st.com>
18286 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
18287 msw_skip comparison.
18289 2008-04-16 Jakub Jelinek <jakub@redhat.com>
18292 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
18295 PR tree-optimization/35899
18296 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
18297 rather than TREE_OPERAND.
18299 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
18302 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
18303 temporary registers. Change operand predicate to general_operand.
18304 (remainderxf3): Ditto.
18306 2008-04-16 Richard Guenther <rguenther@suse.de>
18308 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
18309 * tree-affine.c (aff_combination_expand): Look through some
18312 2008-04-15 Doug Kwan <dougkwan@google.com>
18314 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
18316 * tree-pretty-print.c (dump_generic_node): Ditto.
18317 * final.c (output_addr_const): Ditto.
18318 * dwarf2out.c (output_cfi): Ditto.
18319 * c-pretty-print.c (pp_c_integer_constant): Ditto.
18320 * print-rtl.c (print_rtx): Ditto.
18321 * print-tree.c (print_node_brief, print_node): Ditto.
18322 * c-common.c (match_case_to_enum_1): Ditto.
18323 * sched-vis.c (print_value): Ditto.
18324 * config/i386/i386.c (print_operand): Cast to long unsigned int
18327 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
18328 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
18329 MS Windows VirtualProtect function.
18331 2008-04-15 Jan Hubicka <jh@suse.cz>
18333 * gengtype.c (write_root): Param_is argument is OK.
18334 * expr.c (expand_expr_real_1): Update call of get_exception_*.
18335 * function.h: Include varray.h
18336 (rtl_eh): New stucture based on except.c one.
18337 (call_site_record): New forward declaration and vector type.
18338 * calls.c (emit_call_1): Do not call
18339 note_current_region_may_contain_throw.
18340 * except.c (eh_status): Remove cur_region, try_region since they are
18342 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
18343 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
18344 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
18345 Remove call_site_data_used, call_site_data_size.
18346 Turn call_site_record into vector in function.h.
18347 (note_current_region_may_contain_throw): Remove.
18348 (get_exception_pointer, get_exception_filter): Do not take struct
18349 function argument; update.
18350 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
18351 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
18352 build_post_landing_pads, dw2_build_landing_pads,
18353 sjlj_assign_call_site_values, sjlj_mark_call_sites,
18354 sjlj_emit_function_enter, sjlj_emit_function_enter,
18355 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
18356 sjlj_build_landing_pads, finish_eh_generation,
18357 remove_exception_handler_label, remove_eh_handler,
18358 maybe_remove_eh_handler, add_reachable_handler,
18359 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
18360 add_action_record, collect_one_action_chain, add_call_site,
18361 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
18362 sjlj_output_call_site_table, output_function_exception_table,
18363 * except.h (note_current_region_may_contain_throw): Remove
18364 (get_exception_pointer, get_exception_filter): Do not take struct
18366 * Makefile.in (GTFILES): Put varargs before struct function.
18368 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
18370 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
18371 punt for STRING_CST.
18372 (get_constraint_for): Deal with STRING_CST here instead.
18374 2008-04-15 Richard Guenther <rguenther@suse.de>
18376 * tree-ssa-propagate.c (substitute_and_fold): Substitute
18377 statements in a basic-block with a backward walk. Do not
18378 substitute into dead statements but instead remove those.
18380 2008-04-15 Richard Guenther <rguenther@suse.de>
18382 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
18383 to zero, thus disable creation of SFTs.
18385 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
18387 * tree-predcom.c (suitable_reference_p): Return false if the
18388 reference can throw.
18390 2008-04-15 Jakub Jelinek <jakub@redhat.com>
18393 * c-decl.c (finish_decl): If extern or static var has variable
18394 size, set TREE_TYPE (decl) to error_mark_node.
18396 2008-04-15 Rafael EspÃndola <espindola@google.com>
18398 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
18401 2008-04-15 Richard Guenther <rguenther@suse.de>
18403 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
18404 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
18405 (visit_reference_op_load): Do walk vuse-vdef chains on
18406 vn_reference_lookup.
18407 (visit_reference_op_store): But do not here.
18408 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
18409 vn_reference_lookup.
18410 (vn_lookup_with_vuses): But do so here.
18412 2008-04-14 Ian Lance Taylor <iant@google.com>
18414 * fold-const.c (fold_overflow_warning): Remove assertion.
18416 2008-04-15 Ben Elliston <bje@au.ibm.com>
18418 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
18419 temp1 local variables.
18421 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
18424 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
18425 ".text.unlikely" section as executable.
18427 2008-04-14 James E. Wilson <wilson@tuliptree.org>
18429 * config/ia64/ia64.c (rtx_needs_barrier): Handle
18430 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
18431 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
18432 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
18433 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
18434 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
18435 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
18437 2008-04-14 Ian Lance Taylor <iant@google.com>
18439 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
18440 * fold-const.c (fold_comparison): If appropriate, test
18441 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
18442 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
18443 reassociating a pointer type.
18444 * doc/invoke.texi (Optimize Options): Document that
18445 -fstrict-overflow applies to pointer wraparound.
18447 2008-04-13 Jan Hubicka <jh@suse.cz>
18449 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
18451 2008-04-12 Andrew Pinski <pinskia@gmail.com>
18453 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
18454 we are going to "save the world".
18456 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
18458 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
18459 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
18460 operand 0 constraint, not "=".
18462 2008-04-11 James E. Wilson <wilson@tuliptree.org>
18464 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
18466 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
18468 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
18469 of size of positions_needed * CHAR_BIT.
18471 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
18473 PR middle-end/35897
18474 * dse.c (store_info): Change positions_needed to unsigned
18476 (lowpart_bitmask): New.
18477 (record_store): Cast to unsigned HOST_WIDE_INT for
18478 positions_needed. Assert width <= size of positions_needed *
18479 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
18480 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
18481 lowpart_bitmask to set mask.
18483 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
18485 * config/bfin/constraints.md: New file.
18486 * config/bfin/bfin.md: Include it.
18487 (adddi3): Use satisfies_constraint functions instead of the old macros.
18488 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
18489 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
18490 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
18491 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
18492 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
18493 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
18494 EXTRA_CONSTRAINT): Delete.
18495 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
18496 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
18498 * config/bfin/bfin.c: Include "tm-constrs.h".
18499 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
18500 Use satisfies_constraint functions instead of the old macros.
18501 * doc/md.texi (Blackfin Constraints): Update file name reference.
18503 2008-04-11 Richard Guenther <rguenther@suse.de>
18505 PR tree-optimization/35869
18506 * tree-vrp.c (execute_vrp): Move switch statement update after
18507 jump threading. Schedule another cfg cleanup run.
18509 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
18512 * attribs.c (decl_attributes): Return early on errorneous node.
18514 2008-04-10 Oleg Ryjkov <olegr@google.com>
18516 * tree.h (struct tree_base): Added a new flag default_def_flag.
18517 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
18519 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
18521 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
18523 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18526 * pa.md: Define mode iterator P. Define mode attribute dwc.
18527 (dcacheflush): Update pattern to use iterator P and attribute dwc.
18528 (icacheflush): Likewise.
18529 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
18530 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
18532 2008-04-11 Ben Elliston <bje@au.ibm.com>
18534 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
18536 2008-04-10 Rafael EspÃndola <espindola@google.com>
18538 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
18539 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
18540 (extract_range_from_expr): The same.
18542 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
18544 * config/mips/mips.md (GPR2): New mode iterator.
18545 (seq): Add comment.
18546 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
18547 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
18548 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
18549 Rewrite these to take two modes, the mode of comparison and the
18550 mode of the destination.
18551 * config/mips/mips.c (mips_expand_scc): Instead of having
18552 paradoxical subreg as destination, expand "narrowing" scc if mode
18553 of comparison is SI and target is requested in DI mode.
18554 (mips_emit_int_order_test): Update comment. Make mode of
18555 comparison match CMP0 rather than TARGET. When creating inverse
18556 target use mode of TARGET.
18558 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
18560 * gcov-dump.c (tag_summary): Only print summaries for the first
18561 GCOV_COUNTERS_SUMMABLE counters.
18563 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
18565 * config/i386/i386.md (absneg): New code iterator.
18566 (absnegprefix): New code attribute.
18567 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
18568 patterns using absneg code iterator.
18569 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
18570 using absneg code iterator.
18571 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
18572 *neg<mode>2 patterns using absneg code iterator.
18573 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
18574 *negextendsfdf2 patterns using absneg code iterator.
18575 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
18576 *negextendsfxf2 patterns using absneg code iterator.
18577 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
18578 *negextendsfdf2 patterns using absneg code iterator.
18579 * config/i386/sse.md (<code><mode>2): Macroize expander from
18580 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
18582 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
18584 * config/s390/s390.h: Remove the remains of the recent search
18585 & replace action of current_function_outgoing_args_size.
18587 2008-04-10 Ira Rosen <irar@il.ibm.com>
18589 PR tree-optimization/35821
18590 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
18591 NEW_STMT_LIST is not NULL.
18593 2008-04-09 David Edelsohn <edelsohn@gnu.org>
18596 * toplev.c (process_options): Remove -ffunction-sections debugging
18599 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
18601 PR middle-end/PR28690
18602 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
18603 than gen_rtx_fmt_ee to perform more canonicalizations.
18605 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18608 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
18610 2008-04-09 Richard Guenther <rguenther@suse.de>
18612 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
18613 (dump_function_to_file): Dump function arguments with types.
18615 2008-04-08 Richard Guenther <rguenther@suse.de>
18617 * fold-const.c (fold_widened_comparison): Do not allow
18618 sign-changes that change the result.
18620 2008-04-08 Janis Johnson <janis187@us.ibm.com>
18623 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
18624 kinds of indirect references.
18626 2008-04-08 David Edelsohn <edelsohn@gnu.org>
18628 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
18629 GNU Fortran language string.
18631 2008-04-08 Rafael EspÃndola <espindola@google.com>
18633 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
18634 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
18635 * tree.h (tree_call_nonnegative_warnv_p): New.
18637 2008-04-08 Jan Hubicka <jh@suse.cz>
18639 * function.c (free_after_compilation): Clear out regno_reg_rtx
18642 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
18645 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
18647 PR middle-end/PR28690
18648 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
18649 same precedence as REG_POINTER and MEM_POINTER operands.
18651 2008-04-08 Richard Guenther <rguenther@suse.de>
18653 PR middle-end/35834
18654 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
18655 for adding index to base.
18657 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
18659 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
18660 (MINGW_ENABLE_EXECUTE_STACK): New.
18661 (IN_LIBGCC2): For libgcc include windows.h file for
18662 function declarations.
18664 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
18666 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
18667 and tem2 if tem1 is not a REG or MULT.
18669 2008-04-08 Jan Hubicka <jh@suse.cz>
18671 * function.h (incomming_args): Break out of struct function.
18672 (function_subsections): Break out of struct function.
18673 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
18674 return_rtx and hard_reg_initial_vals from struct function.
18675 Kill inl_max_label_num.
18676 (current_function_pops_args, current_function_args_info,
18677 current_function_args_size, current_function_args_size,
18678 current_function_pretend_args_size,
18679 current_function_outgoing_args_size,
18680 current_function_internal_arg_pointer, current_function_return_rtx):
18681 Kill compatibility accestor macros.
18682 * builtins.c (expand_builtin_apply_args_1): Update.
18683 (expand_builtin_next_arg): Update.
18684 * df-scan.c (df_get_call_refs): Update.
18685 * dbxout.c (dbxout_function_end): Update.
18686 * dwarf2out.c (dwarf2out_switch_text_section): Update.
18687 (output_line_info): Update.
18688 (secname_for_decl): Update.
18689 (dwarf2out_var_location): Update.
18690 * function.c (free_after_compilation): Update.
18691 (assign_parm_find_stack_rtl): Update.
18692 (assign_parms): Update.
18693 (expand_dummy_function_end): Update.
18694 (expand_function_end): Update.
18695 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
18696 (expand_call): Update.
18697 (emit_library_call_value_1): Update.
18698 (store_one_arg): Update.
18699 * varasm.c (initialize_cold_section_name): Update.
18700 (unlikely_text_section): Update.
18701 (unlikely_text_section_p): Update.
18702 (assemble_start_function): Update.
18703 (assemble_end_function): Update.
18704 (default_section_type_flags): Update.
18705 (switch_to_section): Update.
18706 * integrate.c (set_decl_abstract_flags): Update.
18707 (get_hard_reg_initial_val): Update.
18708 (has_hard_reg_initial_val): Update.
18709 (allocate_initial_values): Update.
18710 * resource.c (init_resource_info): Update.
18711 * config/alpha/alpha.c (NUM_ARGS): Update.
18712 (direct_return): Update.
18713 (alpha_va_start): Update.
18714 (alpha_sa_size): Update.
18715 (alpha_initial_elimination_offset): Update.
18716 (alpha_expand_prologue): Update.
18717 (alpha_start_function): Update.
18718 (alpha_expand_epilogue): Update.
18719 (unicosmk_initial_elimination_offset):
18720 * config/alpha/alpha.md (call expander): Update.
18721 * config/s390/s390.c (s390_register_info): Update.
18722 (s390_register_info): Update.
18723 (s390_frame_info): Update.
18724 (s390_initial_elimination_offset): Update.
18725 (s390_build_builtin_va_list): Update.
18726 (s390_va_start): Update.
18727 * config/spu/spu.c (direct_return): Update.
18728 (spu_expand_prologue): Update.
18729 (spu_initial_elimination_offset): Update.
18730 (spu_build_builtin_va_list): Update.
18731 (spu_va_start): Update.
18732 * config/sparc/sparc.c (sparc_init_modes): Update.
18733 (sparc_compute_frame_size): Update.
18734 (function_value): Update.
18735 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
18736 * config/i386/i386.md (return expander): Update.
18737 * config/i386/i386.c (ix86_va_start): Update.
18738 (ix86_can_use_return_insn_p): Update.
18739 (ix86_compute_frame_layout): Update.
18740 (ix86_expand_epilogue): Update.
18741 * config/sh/sh.c (output_stack_adjust): Update.
18742 (calc_live_regs): Update.
18743 (sh_expand_prologue): Update.
18744 (sh_builtin_saveregs): Update.
18745 (sh_va_start): Update.
18746 (initial_elimination_offset): Update.
18747 (sh_allocate_initial_value): Update.
18748 (sh_function_ok_for_sibcall): Update.
18749 (sh_get_pr_initial_val): Update.
18750 * config/sh/sh.md (return expander): Update.
18751 * config/avr/avr.c (frame_pointer_required_p): UPdate.
18752 * config/crx/crx.c (crx_compute_frame): UPdate.
18753 (crx_initial_elimination_offset): UPdate.
18754 * config/xtensa/xtensa.c (compute_frame_size): Update
18755 (xtensa_builtin_saveregs): Update.
18756 (xtensa_va_start): Update.
18757 (order_regs_for_local_alloc): Update.
18758 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
18759 (xstormy16_expand_builtin_va_start): Update.
18760 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
18761 * config/m68hc11/m68hc11.md (return expanders): Update.
18762 * config/m68hc11/m68hc11.c (expand_prologue): Update.
18763 (expand_epilogue): Update.
18764 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
18765 (cris_simple_epilogue): Update.
18766 (cris_expand_prologue): Update.
18767 (cris_expand_epilogue): Update.
18768 * config/iq2000/iq2000.c (iq2000_va_start): Update.
18769 (compute_frame_size): Update.
18770 * config/mt/mt.c (mt_compute_frame_size): Update.
18771 * config/mn10300/mn10300.c (expand_prologue): Update.
18772 (expand_epilogue): Update.
18773 (initial_offset): Update.
18774 (mn10300_builtin_saveregs):
18775 * config/mn10300/mn10300.md (return expander): Update.
18776 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
18777 (ia64_initial_elimination_offset): Update.
18778 (ia64_initial_elimination_offset): Update.
18779 (ia64_expand_prologue): Update.
18780 * config/m68k/m68k.md (return expander): Update.
18781 * config/rs6000/rs6000.c (rs6000_va_start): Update.
18782 (rs6000_stack_info): Update.
18783 * config/mcore/mcore.c (layout_mcore_frame): Update.
18784 (mcore_expand_prolog): Update.
18785 * config/arc/arc.c (arc_compute_frame_size): Update.
18786 * config/score/score3.c (score3_compute_frame_size): Update.
18787 * config/score/score7.c (score7_compute_frame_size): Update.
18788 * config/arm/arm.c (use_return_insn): Update.
18789 (thumb_find_work_register): Update.
18790 (arm_compute_save_reg_mask): Update.
18791 (arm_output_function_prologue): Update.
18792 (arm_output_epilogue): Update.
18793 (arm_size_return_regs): Update.
18794 (arm_get_frame_offsets): Update.
18795 (arm_expand_prologue): Update.
18796 (thumb_exit): Update.
18797 (thumb_unexpanded_epilogue): Update.
18798 (thumb1_output_function_prologue): Update.
18799 * config/pa/pa.md (return expander): Update.
18800 * config/pa/pa.c (compute_frame_size): Update.
18801 (hppa_builtin_saveregs): Update.
18802 * config/mips/mips.c (mips_va_start): Update.
18803 (mips16_build_function_stub): Update.
18804 (mips_compute_frame_info): Update.
18805 (mips_restore_gp): Update.
18806 (mips_output_function_prologue): Update.
18807 (mips_expand_prologue): Update.
18808 * config/v850/v850.c (compute_frame_size): Update.
18809 (expand_prologue): * config/mmix/mmix.c (along): update.
18810 (mmix_initial_elimination_offset): update.
18811 (mmix_reorg): update.
18812 (mmix_use_simple_return): update.
18813 (mmix_expand_prologue): update.
18814 (mmix_expand_epilogue): Update.
18815 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
18816 (emit_link_insn): Update.
18818 2008-04-08 Anatoly Sokolov <aesok@post.ru>
18820 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
18821 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
18823 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
18826 2008-04-07 Jan Hubicka <jh@suse.cz>
18828 * function.h (rtl): Rename to x_rtl.
18829 (crtl): New define.
18830 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
18831 frame_offset, stack_check_probe_note, arg_pointer_save_area,
18832 used_temp_slots avail_temp_slots, temp_slot_level,
18833 nonlocal_goto_handler_labels): Update accesstors.
18834 (rtl): New global variable.
18835 (struct function): Move some fileds to rtl_data.
18836 (get_arg_pointer_save_area): Update prototype.
18837 * builtins.c (expand_builtin_setjmp_receiver): Update call of
18838 get_arg_pointer_save_area.
18839 * expr.c (init_expr): Update
18840 * function.c (get_frame_size): Update
18841 (assign_stack_local): Update
18842 (expand_function_end): Update.
18843 (get_art_pointer_save_area): Update
18845 * emit-rtl.c (rtl): Declare.
18846 (regno_reg_rtx): Declare.
18847 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
18849 (gen_reg_rtx): Update.
18850 * varasm.c (n_deferred_constatns): Update accestor.
18851 (init_varasm_status): Do not allocate varasm_status.
18852 (force_const_mem, get_pool_size, output_constant_pool): Update.
18853 * stmt.c (force_label_rtx): Do not use x_ prefixes.
18854 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
18855 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
18856 * sparc/sparc.h (INIT_EXPANDERS): Update.
18857 * ia64/ia64.h (INIT_EXPANDERS): Update.
18859 2008-04-07 James E. Wilson <wilson@tuliptree.org>
18861 * reload.c (push_secondary_reload): Add missing break to for loop.
18863 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
18865 PR middle-end/PR28690
18866 * rtlanal.c: Update copyright years.
18867 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
18868 as REG_POINTER and MEM_POINTER operands.
18869 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
18870 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
18871 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
18872 * gcse.c: Update copyright years.
18873 (pre_delete): Call gen_reg_rtx_and_attrs.
18874 (hoist_code): Likewise.
18875 (build_store_vectors): Likewise.
18876 (delete_store): Likewise.
18877 * loop-invariant.c (move_invariant_reg): Likewise.
18878 Update copyright years.
18880 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
18882 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
18883 control string instead of quoted.
18885 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
18887 * doc/rtl.texi: Rewrite of subreg section.
18889 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
18892 * config/i386/i386.c (legitimize_pic_address): Add treating
18893 of dllimport SYM_REF's.
18894 (legitimize_dllimport_symbol): Add prototype.
18896 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
18898 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
18899 reference in constructor with non self-referential type.
18901 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
18903 Removal of Return with Depressed Stack Pointer support
18904 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
18905 (ECF_SP_DEPRESSED): Likewise.
18906 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
18907 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
18908 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
18909 (expand_call): Do not test ECF_SP_DEPRESSED.
18910 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
18911 * function.c (keep_stack_depressed): Delete.
18912 (handle_epilogue_set): Likewise.
18913 (update_epilogue_consts): Likewise.
18914 (emit_equiv_load): Likewise.
18915 (thread_prologue_and_epilogue_insns): Remove support for Return with
18916 Depressed Stack Pointer.
18917 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
18919 2008-04-06 Richard Guenther <rguenther@suse.de>
18921 PR tree-optimization/35400
18922 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
18923 information from SSA_NAMEs.
18925 2008-04-06 Anatoly Sokolov <aesok@post.ru>
18927 * config/avr/avr.h (avr_mega_p): Remove declaration.
18928 (AVR_MEGA): Remove macro.
18929 * config/avr/avr.c (avr_mega_p): Remove variable.
18930 (avr_override_options): Remove inicializion of avr_mega_p.
18931 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
18932 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
18933 (avr_jump_mode): (Ditto.).
18934 (avr_output_progmem_section_asm_op): (Ditto.).
18935 (avr_asm_init_sections): (Ditto.).
18936 (avr_asm_init_sections): (Ditto.).
18937 (avr_rtx_costs): (Ditto.).
18938 * config/avr/avr.md: (Ditto.).
18939 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
18942 2008-04-06 Richard Guenther <rguenther@suse.de>
18944 PR tree-optimization/35842
18945 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
18946 is_gimple_invariant_address.
18948 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
18950 * gcc.c (default_compilers): Sync Fortran extensions list with
18951 that in fortran/lang-specs.h.
18952 * doc/invoke.texi: Likewise.
18953 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
18954 * dwarf2out.c (gen_compile_unit_die): Likewise.
18956 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
18958 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
18960 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
18963 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
18964 attribute is used for nested functions.
18966 2008-04-05 Jan Hubicka <jh@suse.cz>
18968 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
18970 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
18972 (dump_files): Update.
18973 (enable_rtl_dump_file): Do not accept letter argument.
18974 * tree-pass.h (dump_file_info): Remove letter argument.
18975 * toplev.c (decode_d_option): Update -da handling.
18976 * toplev.h (enable_rtl_dump_file): Update prototype.
18977 * passes.c (register_one_dump_file): Do not accept IPA argument; work
18978 it out based on pass type.
18979 (register_dump_files_1): Likewise.
18980 (init_optimization_passes): Update register_one_dump_file calls.
18981 (execute_one_pass): Sanity check that IPA passes are called at IPA
18982 level and RTL passes at RTL level.
18983 (execute_pass_list): IPA pass can not be after or subpass of
18985 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
18986 disallov RTL subpasses of IPA subpasses.
18988 2008-04-05 Ben Elliston <bje@au.ibm.com>
18990 * tree-cfg.c (need_fake_edge_p): Return false for calls to
18991 builtins that return exactly once and do not throw. Cache call to
18994 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
18996 PR rtl-optimization/34916
18997 PR middle-end/35519
18998 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
18999 between instruction pairs.
19001 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
19003 * doc/invoke.texi: Document -mbitops for SH.
19004 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
19005 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
19006 * config/sh/sh.c (print_operand): Add %t operand code.
19007 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
19008 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
19009 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
19010 (extendqihi2): Likewise.
19011 (movqi_i): Likewise.
19012 (insv): Use bset, bclr and bst instructions for SH2A if possible.
19013 (extv): Use bld instruction for SH2A if possible.
19015 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
19016 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
19017 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
19018 (bset.b, bclr.b): Define peepholes.
19019 * config/sh/sh.opt (mbitops): New option.
19021 2008-04-04 Janis Johnson <janis187@us.ibm.com>
19024 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
19025 and view convert expression.
19027 2008-04-04 Jakub Jelinek <jakub@redhat.com>
19030 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
19032 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
19034 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
19036 * config/i386/cpuid.h (bit_AES): New.
19037 (bit_PCLMUL): Likewise.
19039 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
19040 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
19041 SSE2 if AES or PCLMUL is enabled.
19042 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
19043 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
19044 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
19045 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
19046 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
19047 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
19048 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
19049 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
19050 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
19051 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
19052 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
19053 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
19054 __builtin_ia32_aeskeygenassist128 and
19055 __builtin_ia32_pclmulqdq128.
19056 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
19057 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
19058 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
19060 * config/i386/i386.h (TARGET_AES): New.
19061 (TARGET_PCLMUL): Likewise.
19062 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
19064 * config/i386/i386.md (UNSPEC_AESENC): New.
19065 (UNSPEC_AESENCLAST): Likewise.
19066 (UNSPEC_AESDEC): Likewise.
19067 (UNSPEC_AESDECLAST): Likewise.
19068 (UNSPEC_AESIMC): Likewise.
19069 (UNSPEC_AESKEYGENASSIST): Likewise.
19070 (UNSPEC_PCLMUL): Likewise.
19072 * config/i386/i386.opt (maes): New.
19073 (mpclmul): Likewise.
19075 * config/i386/sse.md (aesenc): New pattern.
19076 (aesenclast): Likewise.
19077 (aesdec): Likewise.
19078 (aesdeclast): Likewise.
19079 (aesimc): Likewise.
19080 (aeskeygenassist): Likewise.
19081 (pclmulqdq): Likewise.
19083 * config/i386/wmmintrin.h: New.
19085 * doc/extend.texi: Document AES and PCLMUL built-in function.
19087 * doc/invoke.texi: Document -maes and -mpclmul.
19089 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
19091 * function.c (free_after_parsing): Replace with
19092 cxx_push_function_context from C++ front-end.
19093 (allocate_struct_function): Don't call langhook.
19094 * langhooks.h (struct lang_hooks_for_functions): Delete.
19095 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
19097 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
19098 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
19099 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
19100 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
19101 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
19102 remove LANG_HOOKS_FUNCTION_INITIALIZER.
19103 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
19105 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
19106 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
19108 2008-04-04 Jakub Jelinek <jakub@redhat.com>
19111 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
19114 2008-04-04 Richard Guenther <rguenther@suse.de>
19116 PR middle-end/35823
19117 * fold-const.c (optimize_minmax_comparison): Use the correct
19118 type for the constant in the simplified comparison.
19120 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
19122 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
19123 Pass L2 size as "--param l2-cache-size" to the compiler.
19124 (decode_l2_cache): New function to decode L2 cache parameters using
19125 0x8000006 extended cpuid function.
19126 (detect_caches_amd): Determine parameters of L2 cache using
19127 decode_l2_caches function.
19128 (decode_caches_intel): Decode L2 cache parameters.
19129 (detect_caches_intel): Determine L2 cache parameters using
19130 decode_caches_intel and decode_l2_caches functions.
19132 2008-04-03 Bob Wilson <bob.wilson@acm.org>
19134 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
19135 secondary input reload for subword loads from the constant pool.
19137 2008-04-03 Janis Johnson <janis187@us.ibm.com>
19140 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
19141 constants of the appropriate size for runtime calculations.
19144 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
19145 decimal-float literal constant zero.
19147 2008-04-03 Jakub Jelinek <jakub@redhat.com>
19150 * c-parser.c (c_parser_omp_atomic): Call
19151 default_function_array_conversion on the RHS.
19153 PR middle-end/35818
19154 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
19155 call is_variable_sized if decl has incomplete type.
19157 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
19159 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
19161 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
19163 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
19165 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
19166 (sgt<u>): Merge sgt and sgtu into new expander.
19167 (sgt, sgtu): Remove expanders.
19168 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
19169 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
19170 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
19171 *sgtu_<mode>_mips16 into new pattern.
19172 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
19173 (sge<u>): Merge sge and sgeu into new expander.
19174 (sge, sgeu): Remove expanders.
19175 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
19177 (*sge_<mode>, second *sge_<mode>): Remove patterns.
19178 (slt<u>): Merge slt and sltu into new expander.
19179 (slt, sltu): Remove expanders.
19180 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
19181 (*slt_<mode>, *sltu_<mode>): Remove patterns.
19182 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
19183 *sltu_<mode>_mips16 into new pattern.
19184 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
19185 (sle<u>): Merge sle and sleu into new expander.
19186 (sle, sleu): Remove expanders.
19187 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
19188 (*sle_<mode>, *sleu_<mode>): Remove patterns.
19189 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
19190 *sleu_<mode>_mips16 into new pattern.
19191 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
19193 2008-04-03 Jan Hubicka <jh@suse.cz>
19195 PR tree-optimization/35795
19196 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
19197 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
19198 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
19199 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
19200 * score/score3.c (score3_output_mi_thunk): Likewise.
19201 * score/score7.c (score7_output_mi_thunk): Likewise.
19202 * mips/mips.c (mips_output_mi_thunk): Likewise.
19204 2008-04-03 Richard Guenther <rguenther@suse.de>
19206 * tree-vrp.c (extract_range_from_unary_expr): Handle all
19207 conversions. Simplify code.
19209 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
19211 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
19213 2008-04-03 Tom Tromey <tromey@redhat.com>
19214 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19216 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
19217 * config/bfin/t-bfin-linux (generated_files): Add
19218 linux-sysroot-suffix.h.
19219 * doc/install.texi (Prerequisites): Require make 3.80.
19220 * doc/sourcebuild.texi (Front End Directory): Document new
19222 * Makefile.in (generated_files): New variable.
19223 (ALL_HOST_OBJS): New variable.
19224 ($(ALL_HOST_OBJS)): New target.
19226 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
19228 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
19229 (remap_block): Call id->transform_lang_insert_block instead
19231 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
19232 Set id.transform_lang_insert_block to NULL.
19233 (clone_body): Move to cp/optimize.c
19234 * tree-inline.h (struct copy_body_data): Change
19235 transform_lang_insert_block to function pointer.
19236 (copy_generic_body, copy_decl_no_change): Export.
19237 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
19238 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
19239 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
19241 * c-tree.h (insert_block): Kill.
19242 * c-decl.c (insert_block): Kill.
19244 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
19246 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
19247 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
19248 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
19250 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
19251 argument, call {push,pop}_function_context from here.
19252 * c-parser.c: Use c_{push,pop}_function_context.
19254 * function.c (push_function_context_to): Move meat ...
19255 (push_function_context): ... here. Simplify.
19256 * function.c (pop_function_context_from): Move meat ...
19257 (pop_function_context): ... here. Simplify.
19258 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
19260 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
19261 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
19262 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
19263 * tree.h (push_function_context_to, pop_function_context_from): Remove.
19265 2008-04-03 Ben Elliston <bje@au.ibm.com>
19267 * expmed.c (extract_force_align_mem_bit_field): Remove.
19269 2008-04-03 Richard Guenther <rguenther@suse.de>
19271 PR middle-end/35800
19272 * expr.h (try_casesi): Adjust prototype.
19273 * expr.c (try_casesi): Take fallback label as extra parameter.
19274 Use that for gen_casesi if default_label is NULL.
19275 * stmt.c (expand_case): Pass fallback label to try_casesi,
19276 make sure to fill gaps with a fallback label if default_label
19279 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
19282 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
19284 2008-04-03 Ben Elliston <bje@au.ibm.com>
19286 * expmed.c (extract_split_bit_field): Remove if (0) code.
19287 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
19288 (do_ds_constraint): Likewise.
19290 2008-04-02 Joseph Myers <joseph@codesourcery.com>
19292 * doc/cppopts.texi (-dU): Document.
19293 * c-common.h (flag_dump_macros): Update comment.
19294 * c-opts.c (handle_OPT_d): Handle -dU.
19295 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
19296 dump_queued_macros, cb_used_define, cb_used_undef): New.
19297 (init_pp_output): Handle -dU.
19298 (cb_line_change): Call dump_queued_macros.
19299 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
19301 2008-04-02 Anatoly Sokolov <aesok@post.ru>
19303 * config/avr/predicates.md (io_address_operand): New predicate.
19304 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
19305 * config/avr/avr.c (avr_io_address_p): Remove function.
19306 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
19307 'avr_io_address_p' function.
19308 (out_movhi_r_mr): (Ditto.).
19309 (out_movqi_mr_r): (Ditto.).
19310 (out_movhi_mr_r): (Ditto.).
19311 (avr_address_cost): (Ditto.).
19313 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
19315 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
19316 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
19317 in 32bit mode when XMM registers are available to avoid store
19319 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
19320 corresponding post-reload splitters.
19322 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
19324 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
19325 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
19326 __builtin_ia32_roundss.
19327 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
19328 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
19329 __builtin_ia32_roundss.
19330 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
19331 IX86_BUILTIN_SHUFPD here.
19333 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
19335 * config/i386/i386.md (plogic): New.
19336 (plogicprefix): Likewise.
19338 * config/i386/mmx.md (mmx_<code><mode>3): New.
19339 (mmx_and<mode>3): Removed.
19340 (mmx_ior<mode>3): Likewise.
19341 (mmx_xor<mode>3): Likewise.
19343 * config/i386/sse.md (<code><mode>3): New.
19344 (*<code><mode>3): Likewise.
19345 (*<code><mode>3): Likewise.
19346 (<code><mode>3): Likewise.
19347 (*sse_<code><mode>3): Likewise.
19348 (*sse2_<code><mode>3): Likewise.
19349 (<code>tf3): Likewise.
19350 (*<code>tf3): Likewise.
19351 (and<mode>3): Likewise.
19352 (*and<mode>3): Likewise.
19353 (ior<mode>3): Removed.
19354 (*ior<mode>3): Likewise.
19355 (xor<mode>3): Likewise.
19356 (*xor<mode>3): Likewise.
19357 (*and<mode>3): Likewise.
19358 (*ior<mode>3): Likewise.
19359 (*xor<mode>3): Likewise.
19360 (and<mode>3): Likewise.
19361 (*sse_and<mode>3): Likewise.
19362 (*sse2_and<mode>3): Likewise.
19363 (andtf3): Likewise.
19364 (*andtf3): Likewise.
19365 (ior<mode>3): Likewise.
19366 (*sse_ior<mode>3): Likewise.
19367 (*sse2_ior<mode>3): Likewise.
19368 (iortf3): Likewise.
19369 (*iortf3): Likewise.
19370 (xor<mode>3): Likewise.
19371 (*sse_xor<mode>3): Likewise.
19372 (*sse2_xor<mode>3): Likewise.
19373 (xortf3): Likewise.
19374 (*xortf3): Likewise.
19376 2008-04-02 Richard Guenther <rguenther@suse.de>
19378 PR tree-optimization/14495
19379 PR tree-optimization/34793
19380 * tree-vrp.c (struct switch_update): New structure.
19381 (to_remove_edges, to_update_switch_stmts): New VECs.
19382 (simplify_switch_using_ranges): New function. Remove not taken
19383 case labels and edges.
19384 (simplify_stmt_using_ranges): Call it.
19385 (identify_jump_threads): Mark edges we have queued for removal
19386 so we don't thread them.
19387 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
19389 * tree-cfg.c (group_case_labels): Deal with missing default label.
19390 (tree_verify_flow_info): Allow missing default label.
19391 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
19392 (emit_case_nodes): Likewise.
19393 (expand_case): Do not rely on the default label to be present.
19394 * expr.c (try_casesi): Deal with NULL default_label.
19395 (do_tablejump): Likewise.
19397 2008-04-02 Richard Guenther <rguenther@suse.de>
19399 PR tree-optimization/14495
19400 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
19401 SWITCH_EXPR here ...
19402 (vrp_visit_switch_stmt): ... but here (new function).
19403 (find_case_label_index): New helper function.
19404 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
19406 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
19408 * fwprop.c: Fix ISO-C99ism.
19410 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
19413 * Makefile.in (objdir): Set it here.
19414 * configure.ac: Not here. Find dynamic linker characteristics.
19415 * exec-tool.in: Use them.
19416 * aclocal.m4: Regenerate.
19417 * configure: Regenerate.
19419 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
19421 * expr.c (expand_var): Delete it.
19422 * expr.h (expand_var): Delete prototype.
19423 * function.c (expand_function_start): Use expand_decl instead.
19424 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
19427 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
19429 PR rtl-optimization/35542
19430 * fwprop.c (forward_propagate_and_simplify): Replace
19431 loc_reg_mentioned_in_p with reg_mentioned_p.
19433 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
19435 PR rtl-optimization/35281
19436 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
19437 (propagate_rtx_1): Handle PR_HANDLE_MEM.
19438 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
19439 (varying_mem_p): Move above propagate_rtx.
19440 (all_uses_available_at): Do not check MEMs.
19442 2008-04-02 Rafael EspÃndola <espindola@google.com>
19444 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
19445 (register_edge_assert_for_2): Split the cond argument.
19446 (register_edge_assert_for_1): Adjust for the change in
19447 register_edge_assert_for_2.
19448 (register_edge_assert_for): Split the cond argument.
19449 (find_switch_asserts): Adjust for the change in
19450 register_edge_assert_for.
19452 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
19454 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
19455 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
19456 offsets for 64-bit mingw.
19457 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
19458 abi for x86_64-pc-mingw.
19460 2008-04-02 Richard Guenther <rguenther@suse.de>
19462 * tree-vrp.c (extract_range_from_assert): Make sure to not
19463 produce range min/max with TREE_OVERFOW set.
19464 If merging a anti-range and a range keep the anti-range if
19465 the range covers all values of the type.
19466 (register_edge_assert_for_2): Only allow sign-changing
19467 conversions in detecting canonical range checks. Also
19468 register an assert for the unsigned name if useful.
19470 PR tree-optimization/35787
19471 * tree-vrp.c (vrp_val_max): New function.
19472 (vrp_val_min): Likewise.
19473 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
19474 (vrp_val_is_min): Likewise.
19475 (supports_overflow_infinity): Use vrp_val_{min,max}.
19476 (negative_overflow_infinity): Likewise.
19477 (positive_overflow_infinity): Likewise.
19478 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
19479 (is_positive_overflow_infinity): Likewise.
19480 (is_overflow_infinity): Likewise.
19481 (avoid_overflow_infinity): Use vrp_val_{min,max} and
19482 vrp_val_is_{min,max}.
19483 (set_and_canonicalize_value_range): Canonicalize anti-ranges
19484 to ranges if possible. Avoid empty ranges.
19486 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19488 PR middle-end/35705
19489 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
19490 the expression is a function address.
19492 2008-04-01 George Helffrich <george@gcc.gnu.org>
19494 PR fortran/35154, fortran/23057
19495 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
19496 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
19497 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
19498 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
19500 (dbxout_syms): Check for COMMON-based symbol and wrap in
19501 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
19502 in bracket for efficiency.
19504 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
19505 using DW_TAG_common_block + member offset.
19506 (add_pubname_string): New function.
19507 (dw_expand_expr): New function to find block name and offset for
19509 (common_check): New function to check whether symbol in Fortran COMMON.
19510 (gen_variable_die): If COMMON, use DW_TAG_common_block.
19512 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
19515 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
19517 2008-04-02 Ben Elliston <bje@au.ibm.com>
19519 * config/v850/v850.md (casesi): Remove if (0) code.
19520 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
19521 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
19523 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
19525 * config/i386/i386.md (rex64suffix): New mode attribute.
19526 (floathi<mode>2): Disable expander for SSE math.
19527 (*floathi<mode>2_1): New insn insn_and_split pattern.
19528 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
19529 corresponding post-reload splitters.
19530 (*floathi<mode>2_i387): New macroized insn pattern.
19531 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
19532 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
19533 insn_and_split pattern.
19534 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
19535 New macroized instruction patterns and corresponding post-reload
19537 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
19538 and corresponding post-reload splitters.
19539 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
19540 New macroized instruction patterns.
19541 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
19542 macroized instruction patterns and corresponding post-reload splitters.
19543 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
19544 corresponding post-reload splitters.
19545 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
19546 New macroized instruction patterns.
19547 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
19548 corresponding post-reload splitters.
19549 (*floatsi<mode>2_i387): New macroized instruction patterns.
19551 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
19553 * config/i386/i386.md (smaxmin): New.
19554 (umaxmin): Likewise.
19555 (maxminiprefix): Likewise.
19556 (maxminfprefix): Likewise.
19557 (<code><mode>3): Likewise.
19558 (smin<mode>3): Removed.
19559 (smax<mode>3): Likewise.
19561 * config/i386/mmx.md (mmx_<code>v2sf3): New.
19562 (mmx_<code>v4hi3): Likewise.
19563 (mmx_<code>v8qi3): Likewise.
19564 (mmx_smaxv2sf3): Removed.
19565 (mmx_sminv2sf3): Likewise.
19566 (mmx_umaxv8qi3): Likewise.
19567 (mmx_smaxv4hi3): Likewise.
19568 (mmx_uminv8qi3): Likewise.
19569 (mmx_sminv4hi3): Likewise.
19571 * config/i386/sse.md (<addsub><mode>3): New.
19572 (*<addsub><mode>3): Likewise.
19573 (<sse>_vm<addsub><mode>3): Likewise.
19574 (<maxmin><mode>3): Likewise.
19575 (*<maxmin><mode>3_finite): Likewise.
19576 (*<maxmin><mode>3): Likewise.
19577 (<sse>_vm<maxmin><mode>3): Likewise.
19578 (sse3_h<addsub>v4sf3): Likewise.
19579 (sse3_h<addsub>v2df3): Likewise.
19580 (<maxmin>v16qi3): Likewise.
19581 (*<maxmin>v16qi3): Likewise.
19582 (<maxmin>v8hi3): Likewise.
19583 (*<maxmin>v8hi3): Likewise.
19584 (*sse4_1_<maxmin><mode>3): Likewise.
19585 (*sse4_1_<maxmin><mode>3): Likewise.
19586 (add<mode>3): Removed.
19587 (*add<mode>3): Likewise.
19588 (<sse>_vmadd<mode>3): Likewise.
19589 (sub<mode>3): Likewise.
19590 (*sub<mode>3): Likewise.
19591 (<sse>_vmsub<mode>3): Likewise.
19592 (smin<mode>3): Likewise.
19593 (*smin<mode>3_finite): Likewise.
19594 (*smin<mode>3): Likewise.
19595 (<sse>_vmsmin<mode>3): Likewise.
19596 (smax<mode>3): Likewise.
19597 (*smax<mode>3_finite): Likewise.
19598 (*smax<mode>3): Likewise.
19599 (<sse>_vmsmax<mode>3): Likewise.
19600 (sse3_haddv4sf3): Likewise.
19601 (sse3_haddv2df3): Likewise.
19602 (sse3_hsubv4sf3): Likewise.
19603 (sse3_hsubv2df3): Likewise.
19604 (umaxv16qi3): Likewise.
19605 (*umaxv16qi3): Likewise.
19606 (smaxv8hi3): Likewise.
19607 (*smaxv8hi3): Likewise.
19608 (*sse4_1_smax<mode>3): Likewise.
19609 (*sse4_1_umax<mode>3): Likewise.
19610 (uminv16qi3): Likewise.
19611 (*uminv16qi3): Likewise.
19612 (sminv8hi3): Likewise.
19613 (*sminv8hi3): Likewise.
19614 (*sse4_1_smin<mode>3): Likewise.
19615 (*sse4_1_umin<mode>3): Likewise.
19617 2008-04-01 Rafael EspÃndola <espindola@google.com>
19619 * tree-cfg.c (verify_expr): remove in_phi.
19620 (verify_stmt): Don't call walk_tree with verify_expr. Use
19621 is_gimple_min_invariant instead of is_gimple_val.
19623 2008-04-01 Joseph Myers <joseph@codesourcery.com>
19625 * doc/include/gpl_v3.texi: Update for manpage generation.
19626 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
19628 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
19629 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
19630 gpl_v3.texi instead of gpl.texi.
19633 2008-04-01 Jakub Jelinek <jakub@redhat.com>
19636 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
19638 2008-04-01 Rafael EspÃndola <espindola@google.com>
19640 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
19641 (extract_code_and_val_from_cond): Use
19642 extract_code_and_val_from_cond_with_ops.
19644 2008-04-01 Jan Hubicka <jh@suse.cz>
19646 * function.c (free_after_compilation): Free epilogue_delay_list.
19647 (prepare_function_start): Assert that previous compilation was freed.
19649 2008-04-01 Jan Hubicka <jh@suse.cz>
19650 Jim Wilson <wilson@tuliptree.org>
19651 Andreas Tobler <andreast@gcc.gnu.org>
19653 PR middle-end/35781
19654 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
19655 rtl.emit instead cfun->emit.
19656 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
19657 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
19659 2008-04-01 Ben Elliston <bje@au.ibm.com>
19661 * doc/c-tree.texi (Function Basics): Fix grammatical error.
19663 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
19665 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
19667 (fprofile-use): Add var flag_profile_use
19668 * coverage.c (coverage_begin_output): Do not open a gcno file for
19669 output only if -ftest-coverage is set.
19670 Do not add getpwd() to gcda file path.
19671 (build_gcov_info): Check the new flag
19672 flag_profile_datafile_relative_path.
19673 (coverage_init): Use profile_data_prefix.
19674 Read profile counter only if flag_profile_use is set.
19675 * opts.c (common_handle_option): New option fprofile-use=,
19676 fprofile-dir=, fprofile-generate=.
19677 * toplev.c (profile_data_prefix): New variable definition.
19678 * toplev.h (profile_data_prefix): New declaration.
19679 * doc/invoke.tex (Option Summary, Optimization Options):
19682 2008-03-31 James E. Wilson <wilson@tuliptree.org>
19684 * varasm.c (output_constant_pool_1): In LABEL_REF check,
19685 use tmp consistently.
19688 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
19689 * config/ia64/ia64.c (rtx_needs_barrier): Handle
19690 UNSPEC_FR_RECIP_APPROX_RES.
19691 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
19693 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
19696 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
19698 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
19700 PR middle-end/30186
19701 * fold-const.c (fold_indirect_ref_1): Support accessing non first
19702 element of the vector via a pointer.
19704 2008-03-31 Ian Lance Taylor <iant@google.com>
19706 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
19708 2008-03-31 Jan Hubicka <jh@suse.cz>
19710 * builtins.c (expand_builtin_setjmp_receiver): Update call of
19711 get_arg_pointer_save_area.
19712 * expr.c (init_expr): Just clear out rtl.expr.
19713 * function.c (free_after_compilation): Clear out whole RTL structure.
19714 (get_func_frame_size): Merge into ...
19715 (get_frame_size): ... this one.
19716 (assign_stack_local_1): Merge into ...
19717 (assign_stack_local): ... this one.
19718 (expand_function_end): Update call of get_arg_pointer_save_area.
19719 (get_art_pointer_save_area): Remove cfun argument.
19720 * function.h (emit_status): regno_pointer_align does not need length
19721 attribute. Move x_regno_reg_rtx to ...
19722 (regno_reg_rtx): ... new global array.
19723 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
19724 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
19725 apply_args_value, forced_labels, stack_pointer_delta):
19727 (struct varasm_status): Move here from varasm.c
19728 (struct rtl_data): New. Move here some fields from struct function.
19729 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
19730 frame_offset, stack_check_probe_note, arg_pointer_save_area,
19731 used_temp_slots avail_temp_slots, temp_slot_level,
19732 nonlocal_goto_handler_labels): Update accesstors.
19733 (rtl): New global variable.
19734 (struct function): Move some fileds to rtl_data.
19735 (get_arg_pointer_save_area): Update prototype.
19736 * emit-rtl.c (rtl): Declare.
19737 (regno_reg_rtx): Declare.
19738 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
19740 (gen_reg_rtx): Update.
19741 (init_virtual_regs): Do not tate emit_status argument.
19742 (init_emit): Do not allocate emit.
19743 * varasm.c (varasm_statuc): Move to function.h.
19744 (n_deferred_constatns): Update accestor.
19745 (init_varasm_status): Do not allocate varasm_status.
19746 (force_const_mem, get_pool_size, output_constant_pool): Update.
19747 * stmt.c (force_label_rtx): Do not use x_ prefixes.
19748 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
19750 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
19752 PR rtl-optimization/35729
19753 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
19756 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
19759 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
19760 load/store if memory is unaligned.
19761 (*movti_rex64): Likewise.
19763 * config/i386/predicates.md (misaligned_operand): New.
19765 2008-03-31 Andrew Pinski <pinskia@gmail.com>
19768 * tree-ssa-phiopt.c (conditional_replacement): Return early for
19771 2008-03-31 Jan Beulich <jbeulich@novell.com>
19773 * config/ia64/constraints.md: Add 'j' constraint.
19774 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
19775 (movdi_internal): Likewise.
19777 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
19780 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
19782 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
19785 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
19786 proper error message for the third argument on blendpd and
19789 * config/i386/sse.md (blendbits): New.
19790 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
19792 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
19794 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
19796 2008-03-30 Richard Guenther <rguenther@suse.de>
19798 PR middle-end/31023
19799 * fold-const.c (fold_sign_changed_comparison): Do leave
19800 conversions to base-types alone.
19802 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
19804 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
19805 the link register if one altivec register is be saved.
19807 2008-03-30 Ben Elliston <bje@au.ibm.com>
19809 * final.c (final_scan_insn): Remove if (0) code.
19811 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
19813 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
19815 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
19817 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
19818 of V4SFmode to ix86_binary_operator_ok.
19820 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
19822 * config/i386/i386.c (override_options): Initialize
19823 ix86_veclib_handler to ix86_veclibabi_svml when
19824 -mveclibabi=svml is used.
19825 (ix86_veclibabi_svml): New function for SVML ABI style
19826 vectorization support.
19827 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
19829 2008-03-28 Rafael EspÃndola <espindola@google.com>
19831 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
19832 (tree_binary_nonnegative_warnv_p): Make it public.
19833 (tree_single_nonnegative_warnv_p): Make it public.
19834 (tree_invalid_nonnegative_warnv_p): Make it public.
19835 (tree_unary_nonzero_warnv_p): Make it public.
19836 (tree_binary_nonzero_warnv_p): Make it public
19837 (tree_single_nonzero_warnv_p): Make it public.
19838 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
19839 (extract_range_from_binary_expr): Split the expr argument.
19840 (extract_range_from_unary_expr): Split the expr argument.
19841 (extract_range_from_comparison): Split the expr argument.
19842 (extract_range_from_expr): Use the new aux functions.
19843 (vrp_evaluate_conditional_warnv): Use
19844 vrp_evaluate_conditional_warnv_with_ops.
19845 * tree.h (tree_unary_nonzero_warnv_p): Declare.
19846 (tree_binary_nonzero_warnv_p): Declare.
19847 (tree_single_nonzero_warnv_p): Declare.
19848 (tree_expr_nonzero_warnv_p): Declare.
19849 (tree_unary_nonnegative_warnv_p): Declare.
19850 (tree_binary_nonnegative_warnv_p): Declare.
19851 (tree_single_nonnegative_warnv_p): Declare.
19852 (tree_invalid_nonnegative_warnv_p): Declare.
19854 2008-03-28 Richard Guenther <rguenther@suse.de>
19856 PR tree-optimization/30317
19857 PR tree-optimization/30911
19858 PR tree-optimization/34793
19859 * tree-vrp.c (set_and_canonicalize_value_range): New function.
19860 (struct assert_locus_d): New member EXPR.
19861 (register_new_assert_for): Add EXPR parameter to support
19862 ASSERT_EXPR <name, expr OP limit>.
19863 (register_edge_assert_for_1): Adjust callers.
19864 (find_assert_locations): Likewise.
19865 (process_assert_insertions_for): Build condition from expression.
19866 (extract_range_from_assert): Handle ASSERT_EXPRs
19867 of the form ASSERT_EXPR <name, expr OP limit>.
19868 (register_edge_assert_for_2): New helper registering
19869 asserts for comparisons. Recognize range tests of the form
19870 (unsigned)i - CST1 OP CST2.
19871 (register_edge_assert_for_1): Use it.
19872 (register_edge_assert_for): Likewise.
19873 (needs_overflow_infinity): Integer sub-types
19874 do not need overflow infinities.
19875 (vrp_val_is_max): The extreme values of integer sub-types
19876 are those of the base type.
19877 (vrp_val_is_min): Likewise.
19878 * tree.def (ASSERT_EXPR): Document extra allowed conditional
19881 2008-03-28 Nick Clifton <nickc@redhat.com>
19884 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
19885 Return GENERAL_REGS for stack adjustment reloads.
19887 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
19890 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
19891 const_vector when all the vectors are constant.
19893 2008-03-27 Bob Wilson <bob.wilson@acm.org>
19895 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
19897 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
19898 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
19900 (s<code>_sf): Use new scc_sf attribute for opcode names.
19902 2008-03-27 Tom Tromey <tromey@redhat.com>
19904 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
19905 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
19906 config/spu/t-spu-elf, config/i386/t-interix,
19907 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
19908 config/i386/x-darwin, config/i386/x-mingw32,
19909 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
19910 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
19911 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
19912 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
19913 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
19914 config/rs6000/x-darwin, config/rs6000/t-rs6000,
19915 config/score/t-score-elf, config/arm/t-strongarm-pe,
19916 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
19917 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
19918 Revert automatic dependency patch.
19920 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
19923 * config/i386/i386.c (ix86_function_arg_boundary): Align
19924 decimal floating point to its natural boundary.
19926 2008-03-27 Richard Guenther <rguenther@suse.de>
19928 PR middle-end/35716
19929 * fold-const.c (fold_comparison): Restrict distinct decl
19930 comparison folding to VAR_DECLs and PARM_DECLs. Do not
19931 solely rely on operand_equal_p.
19933 2008-03-27 Richard Guenther <rguenther@suse.de>
19936 * c-common.c (handle_weak_attribute): Reject combination of
19939 2008-03-27 Richard Guenther <rguenther@suse.de>
19941 PR tree-optimization/32810
19942 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
19943 conversions from DECL_INITIAL.
19944 (fold_const_aggregate_ref): Likewise from constructor elements.
19946 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
19948 * tree-affine.h (aff_combination_expand): Declare.
19949 (get_inner_reference_aff): Likewise.
19950 * tree-affine.c (aff_combination_expand): Split out from
19951 tree_to_aff_combination_expand.
19952 (get_inner_reference_aff): New function.
19953 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
19954 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
19955 (struct lim_aux_data): sm_done field removed.
19956 (mem_ref_loc_p, mem_ref_locs_p): New types.
19957 (struct mem_ref): Added id, stored, accesses_in_loop,
19958 indep_loop, dep_loop, indep_ref, dep_ref fields.
19959 Removed is_stored, locs and next fields.
19960 (memory_accesses): New variable.
19961 (movement_possibility): Do not allow moving statements
19962 that store to memory.
19963 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
19965 (determine_max_movement): For statements with memory references,
19966 find the outermost loop in that the reference is independent.
19967 (move_computations_stmt): Mark the virtual operands for renaming.
19968 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
19969 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
19970 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
19971 add_vop_ref_mapping, create_vop_ref_mapping_loop,
19972 create_vop_ref_mapping, analyze_memory_references,
19973 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
19974 get_all_locs_in_loop, ref_always_accessed_p,
19975 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
19976 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
19977 store_motion_loop, store_motion): New functions.
19978 (struct vop_to_refs_elt): New type.
19979 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
19980 memref_hash, memref_eq, hoist_memory_references): Rewritten.
19981 (schedule_sm): Replaced by...
19982 (execute_sm): ... this.
19983 (determine_lsm_ref, hoist_memory_references,
19984 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
19985 find_more_ref_vops, free_mem_ref, free_mem_refs,
19986 determine_lsm_loop, determine_lsm): Removed.
19987 (tree_ssa_lim_finalize): Free data structures used by store motion.
19988 (tree_ssa_lim): Call analyze_memory_references. Use
19989 store_motion instead of determine_lsm.
19991 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
19993 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
19994 rename tmake_file to m68hc11/t-m68hc11.
19995 (mcore): Set inhibit_libc to true.
19996 * config.host (alpha*-dec-*vms*): Set extra_programs.
19997 (interix3*): Don't use host_xmake_file.
19998 * configure.ac: Let config.gcc override inhibit_libc.
19999 * configure: Regenerate.
20001 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
20002 * config/t-openbsd-thread: Remove commented out lines.
20004 * config/x-interix: Remove.
20006 * config/m68hc11/t-m68hc11-gas: Rename to...
20007 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
20009 * config/mcore/t-mcore: Remove T_CFLAGS.
20010 * config/mcore/t-mcore-pe: Likewise.
20012 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
20014 * configure.ac: Replace custom __GNU_SOURCE test with
20015 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
20016 * aclocal.m4: Regenerate.
20017 * configure: Regenerate.
20018 * config.in: Regenerate.
20020 2008-03-27 Richard Guenther <rguenther@suse.de>
20022 * fold-const.c (target.h): Include.
20023 (fold_comparison): Fold comparison of addresses of decls
20024 that bind locally or of constants. Consolidate address folding code.
20025 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
20026 results from fold_binary_to_constant.
20027 (compare_values_warnv): Likewise.
20029 2008-03-27 Andrew Pinski <pinskia@gmail.com>
20031 PR middle-end/35429
20032 * fold-const.c (fold_truthop): Check for integeral types when folding
20033 a == 0 && b == 0 and a != 0 || b != 0 .
20035 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
20037 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
20039 2008-03-26 Andreas Schwab <schwab@suse.de>
20041 * doc/invoke.texi: Fix use of @item vs. @itemx.
20043 2008-03-26 Tom Tromey <tromey@redhat.com>
20045 * Makefile.in (build/gensupport.o, build/print-rtl.o,
20046 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
20047 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
20048 build/gencodes.o, build/genconditions.o, build/genconfig.o,
20049 build/genconstants.o, build/genemit.o, build/genextract.o,
20050 build/genflags.o, build/genmddeps.o, build/genopinit.o,
20051 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
20054 2008-03-26 Richard Guenther <rguenther@suse.de>
20057 2008-03-26 Richard Guenther <rguenther@suse.de>
20059 * fold-const.c (target.h): Include.
20060 (fold_comparison): Fold comparison of addresses of two decls
20061 that bind locally. Consolidate address folding code.
20063 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20065 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
20066 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
20067 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
20068 dconstsqrt2, dconstthird, dconste and/or dconst10.
20069 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
20070 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
20071 dconstsqrt2, dconste): Delete.
20072 (init_emit_once): Likewise. Simplify initializing dconstm1.
20074 * real.c (get_real_const): New.
20075 * real.h (dconst3, dconst10, dconstm2, dconstthird,
20076 dconstsqrt2, dconste): Delete.
20077 (real_value_const, get_real_const): New.
20079 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
20081 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
20083 * config/i386/i386.c (ix86_function_arg_boundary): Check
20084 BIGGEST_ALIGNMENT instead of 128.
20085 (setup_incoming_varargs_64): Likewise.
20087 2008-03-26 Tom Tromey <tromey@redhat.com>
20089 * Makefile.in (DEPFILES): Add missing '/'.
20091 2008-03-26 Richard Guenther <rguenther@suse.de>
20093 * fold-const.c (target.h): Include.
20094 (fold_comparison): Fold comparison of addresses of two decls
20095 that bind locally. Consolidate address folding code.
20097 2008-03-26 Nick Clifton <nickc@redhat.com>
20100 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
20101 not allow INT+INT as a legitimate addressing mode.
20103 2008-03-26 Richard Guenther <rguenther@suse.de>
20105 * tree-flow.h (widen_bitfield): Remove declaration.
20106 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
20107 (widen_bitfield): Remove function.
20108 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
20111 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
20114 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
20117 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
20119 PR rtl-optimization/35232
20120 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
20121 (forget_old_reloads_1, forget_marked_reloads): Don't clear
20122 reg_reloaded_call_part_clobbered here.
20123 (reload_regs_reach_end_p): New function.
20124 (reload_reg_rtx_for_input): New variable.
20125 (reload_reg_rtx_for_output): Likewise.
20126 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
20127 when reassigning a pseudo register. Load reloadreg from
20128 reload_reg_rtx_for_input, moving the mode and register
20130 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
20131 instead of the original when deciding whether an input reload
20132 would be a no-op or whether an output reload can be deleted.
20133 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
20134 when setting up new_spill_reg_store. Load it from
20135 reload_reg_rtx_for_output, moving the mode and register
20137 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
20138 instead of the original when deciding whether an output reload
20139 would be a no-op. Do the same when modifying insn notes.
20140 Use rtx_equal_p instead of == to compare the registers.
20141 (inherit_piecemeal_p): Take a mode and two register numbers
20143 (emit_reload_insns): Clear new_spill_reg_store for every hard
20144 register in the reload register. Remove spill registers
20145 from reg_reloaded_valid before considering whether to record
20146 inheritance information for them. Use reload_reg_rtx_for_output
20147 instead of reg_rtx when recording output reloads. Use
20148 reload_reg_rtx_for_input instead of reg_rtx when recording
20149 input reloads. Set or clear reg_reloaded_call_part_clobbered
20150 at the same time as setting reg_reloaded_valid.
20151 (delete_output_reload): Add a new_reload_reg parameter and use it
20152 instead of rld[j].reg_rtx.
20153 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
20156 2008-03-25 Tom Tromey <tromey@redhat.com>
20158 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
20159 (build/genattr.o): Likewise.
20160 (build/genattrtab.o): Likewise.
20161 (build/gencodes.o): Likewise.
20162 (build/genconfig.o): Likewise.
20163 (build/genconstants.o): Likewise.
20164 (build/genemit.o): Likewise.
20165 (build/genextract.o): Likewise.
20166 (build/genflags.o): Likewise.
20168 2008-03-25 Bob Wilson <bob.wilson@acm.org>
20170 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
20171 instead of size_int for integer types.
20172 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
20173 to match type of MINUS_EXPR.
20175 2008-03-25 Tom Tromey <tromey@redhat.com>
20177 * configure: Rebuilt.
20178 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
20181 2008-03-25 Tom Tromey <tromey@redhat.com>
20183 * config/x-solaris (host-solaris.o): Update.
20184 * config/x-linux (host-linux.o): Update.
20185 * config/x-hpux (host-hpux.o): Update.
20186 * config/x-darwin (host-darwin.o): Update.
20187 * config/v850/t-v850e (v850-c.o): Update.
20188 * config/v850/t-v850 (v850-c.o): Update.
20189 * config/t-vxworks (vxworks.o): Update.
20190 * config/t-sol2 (sol2-c.o, sol2.o): Update.
20191 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
20192 * config/spu/t-spu-elf (spu-c.o): Update.
20194 * config/sh/t-symbian (sh-c.o): Update.
20195 (symbian.o): Update.
20196 * config/sh/t-sh (sh-c.o): Update.
20197 * config/score/t-score-elf (score7.o, score3.o): Update.
20198 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
20199 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
20200 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
20201 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
20202 (rs6000.o): Remove.
20203 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
20204 * config/m32c/t-m32c (m32c-pragma.o): Update.
20205 * config/ia64/t-ia64 (ia64-c.o): Update.
20206 * config/i386/x-mingw32 (host-mingw32.o): Update.
20207 * config/i386/x-i386 (driver-i386.o): Update.
20208 * config/i386/x-darwin (host-i386-darwin.o): Update.
20209 * config/i386/x-cygwin (host-cygwin.o): Update.
20210 * config/i386/t-nwld (nwld.o): Update.
20211 * config/i386/t-netware (netware.o): Update.
20212 * config/i386/t-interix (winnt.o): Update.
20213 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
20214 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
20215 msformat-c.o): Update.
20216 * config/bfin/t-bfin-linux (generated_files): Add
20217 linux-sysroot-suffix.h.
20218 * config/arm/t-wince-pe (pe.o): Update.
20219 * config/arm/t-strongarm-pe (pe.o): Update.
20220 * config/arm/t-pe (pe.o): Update.
20221 * config/arm/t-arm (arm-c.o): Update.
20222 * doc/install.texi (Prerequisites): Require make 3.80.
20223 * Makefile.in: Remove .o targets.
20224 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
20225 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
20226 (simple_generated_h, simple_generated_c): Move earlier.
20227 (generated_files): New variable.
20228 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
20229 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
20230 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
20231 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
20232 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
20233 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
20234 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
20235 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
20236 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
20237 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
20238 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
20239 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
20241 (COMPILE.base, COMPILE): New variables.
20242 (%.o): New pattern rule.
20243 (ALL_HOST_OBJS): New variable.
20244 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
20245 (dummy-checksum.o, cc1-checksum.o): Remove.
20246 (DRIVER_SHLIB): New variable.
20247 (DRIVER_DEFINES): Use it.
20248 (gencondmd.c): Move out of build/.
20249 (s-conditions): Update.
20250 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
20251 (ALL_BUILD_OBJS): Likewise.
20252 (build/%.o): Use BUILDCOMPILE.
20253 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
20254 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
20255 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
20256 build/gencheck.o, build/gencodes.o, build/genconditions.o,
20257 build/genconfig.o, build/genconstants.o, build/genemit.o,
20258 build/genextract.o, build/genflags.o, build/genmddeps.o,
20259 build/genopinit.o, build/genoutput.o, build/genpeep.o,
20260 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
20261 build/gen-protos.o, build/scan.o, build/fix-header.o,
20262 build/scan-decls.o): Simplify.
20263 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
20264 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
20265 prefix.o, toplev.o): Reduce to variable setting.
20266 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
20267 ($(out_object_file), gcc-options.o): New targets.
20268 ($(ALL_HOST_OBJS)): New target. Include dependency files.
20269 * configure: Rebuilt.
20270 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
20271 * doc/sourcebuild.texi (Front End Directory): Document new variable.
20273 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
20275 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
20276 complain when we hit an error, return ERROR_MARK_NODE.
20278 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
20280 * config/sh/constraints.md (Pso, Psz): New constraints.
20281 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
20282 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
20284 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
20286 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
20287 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
20289 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
20291 * config/sh/sh.md (prefetch): Add condition for SH2A target.
20292 (prefetch_sh2a): New.
20294 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
20295 Naveen.H.S <naveen.hs@kpitcummins.com>
20297 * config/sh/constraints.md (I28): New constraint.
20298 * config/sh/sh.c (broken_move): Add support for movi20s.
20299 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
20301 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
20302 Jayant Sonar <Jayant.sonar@kpitcummins.com>
20303 Naveen.H.S <naveen.hs@kpitcummins.com>
20305 * config/sh/sh.c (SH_ATTRIBUTES): Define.
20306 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
20307 (print_operand): Handle resbank in %@ operand code.
20308 (sh_encode_section_info): New.
20309 (push_regs): Add conditions for resbank.
20310 (sh_expand_epilogue): Likewise.
20311 (sh_insert_attributes): Likewise.
20312 (sh_attribute_table): Likewise.
20313 (sh_handle_resbank_handler_attribute): New.
20314 (sh2a_handle_function_vector_handler_attribute): New.
20315 (sh2a_is_function_vector_call): New.
20316 (sh2a_get_function_vector_number): New.
20317 (sh2a_function_vector_p): New.
20318 (sh_cfun_resbank_handler_p): New.
20319 * config/sh/sh.md (calli): Emit jsr/n if possible.
20320 (calli_tbr_rel): New.
20321 (calli_pcrel): Emit jsr/n if possible.
20322 (return_i): Emit rts/n if possible.
20323 (call_valuei_tbr_rel): New.
20324 (call_valuei_pcrel): Add condition for SH2A target.
20325 (call_value): Likewise.
20326 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
20327 (sh2a_get_function_vector_number): Likewise.
20328 (sh2a_is_function_vector_call): Likewise.
20329 * doc/extend.texi: Document TBR relative addressing of SH2A.
20330 (resbank): Add description for SH2A.
20332 2008-03-24 Richard Guenther <rguenther@suse.de>
20335 * gimplify.c (gimplify_modify_expr): For frontend type-correct
20336 pointer assignments change conversions according to middle-end rules.
20337 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
20338 * configure.ac: Include type checking in yes.
20339 * configure: Regenerate.
20341 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20343 * diagnostic.c (diagnostic_count_diagnostic): Delete.
20344 (diagnostic_report_diagnostic): Update. Handle ICEs here.
20346 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
20348 * gthr-vxworks.h (UNUSED): Define.
20350 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
20352 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
20354 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
20356 * doc/extend.texi (Function Attributes): Add missing comma in the
20357 example of the "alloc_size" attribute.
20359 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
20362 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
20364 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
20367 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
20370 * stor-layout.c (update_alignment_for_field): Set minimum alignment
20371 of the underlying type of a MS bitfield layout to the natural
20372 alignment of the type.
20374 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
20376 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
20377 to their natural alignment to avoid store forwarding stalls.
20379 2008-03-22 Richard Guenther <rguenther@suse.de>
20381 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
20382 For PHI nodes verify the address is invariant.
20383 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
20384 (get_symbol_constant_value): Use is_gimple_min_invariant.
20385 (maybe_fold_stmt_indirect): Likewise.
20387 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
20389 PR rtl-optimization/33927
20390 * Makefile.in (dse.o): Depend on $(TM_P_H).
20391 * expr.h (extract_low_bits): Declare.
20392 * expmed.c (extract_low_bits): New function.
20393 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
20394 * dse.c: Include tm_p.h.
20395 (find_shift_sequence): Remove the read_reg argument and return the
20396 read value. Emit the instructions instead of returning them.
20397 Iterate on new_mode rather than calculating it each time.
20398 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
20399 source to NEW_MODE and extract_low_bits to convert the shifted
20400 value to READ_MODE.
20401 (replace_read): Allow the load and store to have different mode
20402 classes. Use extract_low_bits when SHIFT == 0. Create the shift
20403 or extraction instructions before trying the replacement. Update
20404 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
20406 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
20408 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
20409 to their natural alignment to avoid store forwarding stalls.
20411 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
20414 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
20415 encouraging but not allowing gprs for input;
20416 change the input constraint to !f#r.
20417 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
20419 change the output constraint to !f#r.
20421 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
20424 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
20425 corresponding post-reload splitters.
20426 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
20427 when x87 FP math is selected.
20428 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
20429 New function prototype.
20430 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
20431 unreachable function to ease macroization of insn patterns.
20433 2008-03-21 Martin Jambor <mjambor@suse.cz>
20435 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
20436 reference dumps if ddr is NULL or dependence is unknown.
20438 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
20440 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
20441 unsigned extension into account.
20442 (ATOMIC_COMPARE_AND_SWAP): Likewise.
20443 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
20444 Do computations on a scratch register.
20446 2008-03-21 Richard Guenther <rguenther@suse.de>
20448 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
20449 Use is_gimple_min_invariant instead of TREE_INVARIANT.
20450 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
20451 * tree-ssa-dom.c (record_equality): Likewise.
20452 * tree-inline.c (copy_body_r): Likewise.
20453 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
20456 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
20458 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
20459 as 'delete_unused' argument.
20461 2008-03-20 Richard Guenther <rguenther@suse.de>
20463 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
20464 special casing of constant qualifiers.
20465 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
20466 care about them in general.
20467 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
20468 regardless of their type.
20469 (fold_stmt_r): Forcefully fold *& if we end up with that.
20471 2008-03-20 Paul Brook <paul@codesourcery.com>
20473 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
20474 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
20476 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
20478 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
20479 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
20481 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
20483 * common.opt (Wmudflap): New option.
20484 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
20485 (mx_register_decls): Likewise.
20486 (mudflap_finish_file): Likewise.
20487 * doc/invoke.texi: Document -Wno-mudflap.
20489 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
20491 * c-format.c (replace_format_name_to_system_name): New.
20492 (cmp_attribs): New.
20493 (convert_format_name_to_system_name): New.
20494 (decode_format_attr): Add use of convert_format_name_to_system_name.
20495 (format_types_orig): Add gnu_ prefix to names.
20496 (check_format_info_main): Special treating of \0 escaped names for
20497 supporting multi-character format specifiers as I32, I64.
20498 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
20499 (gnu_target_overrides_format_attributes): New.
20500 * c-format.h: Add structure target_ovr_attr to hold
20501 system specific formatter names.
20502 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
20503 msformat-c.o file to c_target_objs and cxx_target_objs.
20504 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
20505 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
20506 (TARGET_N_FORMAT_TYPES): New.
20507 * config/i386/msformat-c.c: New.
20508 * config/i386/t-cygming: Add build rule for msformat-c.o.
20509 * doc/extend.texi: Add new format names gnu_* and ms_* and
20511 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
20513 2008-03-20 Ira Rosen <irar@il.ibm.com>
20515 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
20516 optimizations turned on under -O3.
20517 (ftree-vectorize): Add that the flag is turned on with -O3.
20519 2008-03-20 Ben Elliston <bje@au.ibm.com>
20521 * regmove.c (try_auto_increment): Fix spelling error in comment.
20522 * final.c (final_scan_insn): Likewise.
20524 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
20527 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
20528 allocator preferences for "y" and "r" class registers.
20529 ("*mov<mode>_internal"): Ditto.
20530 ("*movv2sf_internal_rex64"): Ditto.
20531 ("*movv2sf_internal"): Ditto.
20533 2008-03-19 Michael Matz <matz@suse.de>
20535 PR middle-end/35616
20536 * calls.c (expand_call): Check overlap of arguments with call
20537 address for sibcalls.
20539 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
20542 * stor-layout.c (update_alignment_for_field): Set minimum alignment
20543 of the underlying type of a MS bitfield layout to the natural
20544 alignment of the type.
20546 2008-03-19 Jan Hubicka <jh@suse.cz>
20549 * toplev.c (decode_d_option): Handle all CPP flags.
20550 * tree-vrp.c: Update tree_pass descriptors.
20551 * regrename.c: Update tree_pass descriptors.
20552 * fwprop.c: Update tree_pass descriptors.
20553 * doc/invoke.texi: Remove documentation of dropped -d? flags.
20554 * tree-into-ssa.c: Update tree_pass descriptors.
20555 * tree-dump.c: Update tree_pass descriptors.
20556 * tree-complex.c: Update tree_pass descriptors.
20557 * tree-dump.h: Update tree_pass descriptors.
20558 * see.c: Update tree_pass descriptors.
20559 * cgraphbuild.c: Update tree_pass descriptors.
20560 * tracer.c: Update tree_pass descriptors.
20561 * tree-loop-distribution.c: Update tree_pass descriptors.
20562 * cgraph.c: Update tree_pass descriptors.
20563 * postreload-gcse.c: Update tree_pass descriptors.
20564 * postreload.c: Update tree_pass descriptors.
20565 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
20566 * tree-tailcall.c: Update tree_pass descriptors.
20567 * tree-pass.h (tree_opt_pass): Rename to ...
20568 (opt_pass) ... this one; add "type" field and remove letter field.
20569 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
20570 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
20571 all_lowering_passes): Update declaration.
20572 * ipa-cp.c: Update tree_pass descriptors.
20573 * final.c: Update tree_pass descriptors.
20574 * omp-low.c: Update tree_pass descriptors.
20575 * tree-ssa-dse.c: Update tree_pass descriptors.
20576 * ipa-reference.c: Update tree_pass descriptors.
20577 * tree-ssa-uncprop.c: Update tree_pass descriptors.
20578 * auto-inc-dec.c: Update tree_pass descriptors.
20579 * reorg.c: Update tree_pass descriptors.
20580 * cgraphunit.c: Update tree_pass descriptors.
20581 * tree-ssa-copyrename.c: Update tree_pass descriptors.
20582 * tree-ssa-ccp.c: Update tree_pass descriptors.
20583 * df-core.c: Update tree_pass descriptors.
20584 * mode-switching.c: Update tree_pass descriptors.
20585 * tree-nomudflap.c: Update tree_pass descriptors.
20586 * modulo-sched.c: Update tree_pass descriptors.
20587 * ipa-pure-const.c: Update tree_pass descriptors.
20588 * cse.c: Update tree_pass descriptors.
20589 * web.c: Update tree_pass descriptors.
20590 * tree-stdarg.c: Update tree_pass descriptors.
20591 * tree-ssa-math-opts.c: Update tree_pass descriptors.
20592 * tree-ssa-dom.c: Update tree_pass descriptors.
20593 * tree-nrv.c: Update tree_pass descriptors.
20594 * tree-ssa-alias.c: Update tree_pass descriptors.
20595 * loop-init.c: Update tree_pass descriptors.
20596 * gimple-low.c: Update tree_pass descriptors.
20597 * ipa-inline.c: Update tree_pass descriptors.
20598 * tree-ssa-sink.c: Update tree_pass descriptors.
20599 * global.c: Update tree_pass descriptors.
20600 * ifcvt.c: Update tree_pass descriptors.
20601 * jump.c: Update tree_pass descriptors.
20602 * predict.c: Update tree_pass descriptors.
20603 * tree-ssa-loop.c: Update tree_pass descriptors.
20604 * recog.c: Update tree_pass descriptors.
20605 * dse.c: Update tree_pass descriptors.
20606 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
20607 * tree-eh.c: Update tree_pass descriptors.
20608 * regmove.c: Update tree_pass descriptors.
20610 * function.c: Update tree_pass descriptors.
20611 * tree-vectorizer.c: Update tree_pass descriptors.
20612 * gcse.c: Update tree_pass descriptors.
20613 * ipa-type-escape.c: Update tree_pass descriptors.
20614 * tree-if-conv.c: Update tree_pass descriptors.
20615 * init-regs.c: Update tree_pass descriptors.
20616 * ipa.c: Update tree_pass descriptors.
20617 * tree-ssa-phiopt.c: Update tree_pass descriptors.
20618 * rtl-factoring.c: Update tree_pass descriptors.
20619 * lower-subreg.c: Update tree_pass descriptors.
20620 * bt-load.c: Update tree_pass descriptors.
20621 * tree-dfa.c: Update tree_pass descriptors.
20622 * except.c: Update tree_pass descriptors.
20623 * emit-rtl.c: Update tree_pass descriptors.
20624 * cfgexpand.c: Update tree_pass descriptors.
20625 * tree-cfgcleanup.c: Update tree_pass descriptors.
20626 * cfgcleanup.c: Update tree_pass descriptors.
20627 * tree-ssa-pre.c: Update tree_pass descriptors.
20628 * tree-sra.c: Update tree_pass descriptors.
20629 * tree-mudflap.c: Update tree_pass descriptors.
20630 * tree-ssa-copy.c: Update tree_pass descriptors.
20631 * cfglayout.c: Update tree_pass descriptors.
20632 * tree-ssa-forwprop.c: Update tree_pass descriptors.
20633 * tree-ssa-dce.c: Update tree_pass descriptors.
20634 * tree-ssa.c: Update tree_pass descriptors.
20635 * regclass.c: Update tree_pass descriptors.
20636 * integrate.c: Update tree_pass descriptors.
20637 * tree-optimize.c: Update tree_pass descriptors.
20638 * tree-ssa-phiprop.c: Update tree_pass descriptors.
20639 * tree-object-size.c: Update tree_pass descriptors.
20640 * combine.c: Update tree_pass descriptors.
20641 * tree-outof-ssa.c: Update tree_pass descriptors.
20642 * bb-reorder.c: Update tree_pass descriptors.
20643 * stack-ptr-mod.c: Update tree_pass descriptors.
20644 * var-tracking.c: Update tree_pass descriptors.
20645 * tree-profile.c: Update tree_pass descriptors.
20646 * tree-vect-generic.c: Update tree_pass descriptors.
20647 * reg-stack.c: Update tree_pass descriptors.
20648 * sched-rgn.c: Update tree_pass descriptors.
20649 * tree-ssa-structalias.c: Update tree_pass descriptors.
20650 * tree-cfg.c: Update tree_pass descriptors.
20651 * passes.c (current_pass): Update declaration.
20652 (finish_optimization_passes): Update.
20653 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
20654 (register_one_dump_file, register_dump_files_1, next_pass_1):
20656 (init_optimization_passes): Update handling of new types.
20657 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
20658 * ipa-struct-reorg.c: Update tree_pass descriptors.
20659 * tree-ssa-reassoc.c: Update tree_pass descriptors.
20660 * combine-stack-adj.c: Update tree_pass descriptors.
20661 * cfgrtl.c: Update tree_pass descriptors.
20662 * dce.c: Update tree_pass descriptors.
20663 * tree-ssanames.c: Update tree_pass descriptors.
20665 2008-03-19 Richard Guenther <rguenther@suse.de>
20667 PR middle-end/35609
20668 * tree-ssa.c (walk_data): New structure.
20669 (warn_uninitialized_var): If not always_executed warn with "maybe"
20671 (execute_early_warn_uninitialized): Compute post-dominators.
20672 Initialize always_executed before processing each basic block.
20674 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
20677 * config/i386/i386.c (x86_this_parameter): Calculate correct location
20678 of "this" pointer when "regparm = N" or "fastcall" is in effect.
20680 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20682 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
20684 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
20686 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
20688 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
20689 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
20690 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
20691 target after ignore has been set, and move there also the commputation
20692 of subtarget and original_target.
20693 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
20694 (LANG_HOOKS_INITIALIZER): Remove it.
20695 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
20697 2008-03-18 Richard Guenther <rguenther@suse.de>
20699 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
20700 found an expression with constants, note that in the VN for the lhs.
20701 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
20702 fold them to constants if possible. Run cleanup_cfg if done so.
20703 (execute_pre): Return todo.
20704 (do_pre): Likewise.
20705 (execute_fre): Likewise.
20706 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
20708 (get_prop_source_stmt): Look through pointer conversions.
20710 2008-03-18 Jan Hubicka <jh@suse.cz>
20712 * tree-pretty-print.c: Include predict.h.
20713 (dump_generic_node): Dump predictor.
20714 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
20715 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
20716 * gimple-low.c (lower_stmt): Likewise.
20717 * expr.c (expand_expr_real): Likewise.
20718 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
20720 (build_predict_expr, build_predict_expr): New.
20721 * predict.h (predictor_name, build_predict_expr): Update.
20722 * c-typeck.c (c_finish_bc_stmt): Add prediction.
20723 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
20724 * predict.def (PRED_CONTINUE): Update hitrate.
20725 * tree.def (PREDICT_EXPR): Define.
20726 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
20727 do not handle BIND_EXPR.
20728 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
20729 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
20730 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
20733 2008-03-18 Michael Matz <matz@suse.de>
20735 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
20737 2008-03-18 Richard Guenther <rguenther@suse.de>
20739 * tree-gimple.h (is_gimple_invariant_address): Declare.
20740 (is_gimple_constant): Likewise.
20741 * tree-gimple.c (is_gimple_constant): New function.
20742 (is_gimple_invariant_address): Likewise.
20743 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
20744 and is_gimple_invariant_address.
20745 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
20747 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
20748 an addressable base.
20750 2008-03-18 Jakub Jelinek <jakub@redhat.com>
20752 PR middle-end/35611
20753 * gimplify.c (gimplify_expr): Gimplify second operand of
20756 2008-03-17 Richard Guenther <rguenther@suse.de>
20758 PR tree-optimization/19637
20759 * fold-const.c (fold_unary): Remove restrictions of removing
20760 intermediate pointer-conversions (P2)(P1)P0.
20761 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
20762 conversion to void pointer.
20763 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
20765 2008-03-16 James E. Wilson <wilson@tuliptree.org>
20768 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
20769 emulated thread local variables.
20771 2008-03-16 Richard Guenther <rguenther@suse.de>
20773 PR middle-end/35607
20774 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
20775 expand TREE_INVARIANT operations that are not gimple invariant.
20777 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
20779 * doc/extend.texi (Alignment): Say that the ABI controls
20780 the __alignof__ for non-strict-alignment targets rather
20781 than being a recommendation.
20783 2008-03-15 Paul Brook <paul@codesourcery.com>
20785 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
20787 (arm_output_fn_unwind): Mark functions that can not be unwound.
20789 2008-03-15 Paul Brook <paul@codesourcery.com>
20791 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
20792 extension instructions.
20794 2008-03-15 Richard Guenther <rguenther@suse.de>
20796 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
20797 and fold constant aggregate refs.
20798 (fold_const_aggregate_ref): Handle string constants
20799 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
20800 (evaluate_stmt): Simplify now that ccp_fold folds constant
20803 2008-03-15 Paul Brook <paul@codesourcery.com>
20805 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
20806 (extzv): Use gen_extzv_t2.
20807 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
20809 2008-03-15 Richard Guenther <rguenther@suse.de>
20811 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
20812 (fold_const_aggregate_ref): Likewise.
20813 (get_value): Return NULL if we don't have any values.
20814 (ccp_finalize): Set const_val to NULL after freeing it.
20815 * tree-flow.h (get_symbol_constant_value): Declare.
20816 (fold_const_aggregate_ref): Likewise.
20817 * tree-ssa-sccvn.c (try_to_simplify): Use them.
20819 2008-03-15 Richard Guenther <rguenther@suse.de>
20821 PR middle-end/35593
20822 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
20823 to not produce negative array indices if not allowed. Add
20824 parameter to indicate that.
20825 (maybe_fold_offset_to_component_ref): Allow negative array
20826 indices only for the first member of a structure.
20827 (maybe_fold_offset_to_reference): Allow negative array indices.
20828 (maybe_fold_stmt_addition): Likewise.
20830 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
20831 Anatoly Sokolov <aesok@post.ru>
20833 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
20834 (avr_arch): Add ARCH_AVR6.
20835 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
20836 (initial_elimination_offset): Initialize and use 'avr_pc_size'
20837 instead of fixed value 2.
20838 (print_operand_address): Use gs() asm specifier instead of pm().
20839 (avr_assemble_integer): (Ditto.).
20840 (avr_output_addr_vec_elt): (Ditto.).
20841 (print_operand): Handle "!" code.
20842 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
20843 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
20844 (AVR_HAVE_EIJMP_EICALL): Define.
20845 (AVR_3_BYTE_PC): Redefine.
20846 (AVR_2_BYTE_PC): (Ditto.).
20847 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
20848 (LINK_SPEC): Add atmega2560 and atmega2561.
20849 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
20851 * config/avr/avr.md (call_insn): Use eicall instead of icall
20852 for 3 byte PC devices.
20853 (call_value_insn): (Ditto.).
20854 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
20855 (indirect_jump): Use only for for 2 byte PC devices.
20856 (*tablejump): (Ditto.).
20857 (*indirect_jump_avr6): Add insn.
20858 (*tablejump_rjmp): Don't use for 3 byte PC devices.
20859 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
20860 instead of ijmp for 3 byte PC devices.
20861 (__tablejump2__): (Ditto.).
20862 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
20863 (MULITLIB_DIRNAMES): (Ditto.).
20864 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
20866 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
20868 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
20869 "sse2_umulsidi3". Use V1DI mode for operand 0.
20870 ("mmx_psadbw"): Use V1DI mode for operand 0.
20871 * config/i386/i386-modes.def (V1SI): New vector mode.
20872 * config/i386/i386.c (struct builtin_description)
20873 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
20874 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
20875 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
20876 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
20877 v1di_ftype_v8qi_v8qi type.
20878 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
20880 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
20881 __builtin_ia32_pmuludq]: Fix the mode of return value.
20883 2008-03-15 Richard Guenther <rguenther@suse.de>
20885 PR middle-end/35595
20886 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
20889 2008-03-14 Bob Wilson <bob.wilson@acm.org>
20891 * doc/invoke.texi (Option Summary, Xtensa Options): Document
20892 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
20893 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
20894 unless TARGET_SERIALIZE_VOLATILE is enabled.
20895 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
20896 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
20897 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
20899 2008-03-14 Richard Guenther <rguenther@suse.de>
20901 PR tree-optimization/34172
20902 * tree-flow.h (refs_may_alias_p): Declare.
20903 (get_single_def_stmt): Likewise.
20904 (get_single_def_stmt_from_phi): Likewise.
20905 (get_single_def_stmt_with_phi): Likewise.
20906 * tree-dfa.c (refs_may_alias_p): New function.
20907 (get_single_def_stmt): Likewise.
20908 (get_single_def_stmt_from_phi): Likewise.
20909 (get_single_def_stmt_with_phi): Likewise.
20910 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
20911 (vn_reference_lookup_1): New helper function.
20912 (vn_reference_lookup): Walk the virtual use-def chain to
20913 continue searching for a match if the def does not alias the
20914 reference we are looking for.
20916 2008-03-14 David Edelsohn <edelsohn@gnu.org>
20918 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
20919 archive and Perzl. Update The Written Word listing.
20921 2008-03-14 Richard Guenther <rguenther@suse.de>
20923 PR tree-optimization/34043
20924 PR tree-optimization/33989
20925 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
20927 (bitmap_find_leader): Use extra argument to verify dominance
20928 relationship inside a basic-block.
20929 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
20930 (find_leader_in_sets): Adjust.
20931 (create_component_ref_by_pieces): Take extra argument for
20932 dominance check, handle lookup failures.
20933 (find_or_generate_expression): Likewise.
20934 (create_expression_by_pieces): Likewise.
20935 (insert_into_preds_of_block): Adjust.
20936 (create_value_expr_from): If asked for, verify all operands
20937 are in the blocks AVAIL_OUT set.
20938 (make_values_for_stmt): Check for SSA_NAMEs that are life
20939 over an abnormal edge.
20940 (compute_avail): Remove such check.
20941 (do_SCCVN_insertion): New function.
20942 (eliminate): If we do not find a leader suitable for replacement
20943 insert a replacement expression from SCCVN if available.
20944 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
20945 (struct vn_ssa_aux): Add needs_insertion flag.
20946 * tree-ssa-sccvn.c (may_insert): New global flag.
20947 (copy_reference_ops_from_ref): Value-number union member access
20948 based on its size, not type and member if insertion is allowed.
20949 (visit_reference_op_load): For a weak match from union type
20950 punning lookup a view-converted value and insert a SSA_NAME
20951 for that value if that is not found.
20952 (visit_use): Make dumps shorter. Do not disallow value numbering
20953 SSA_NAMEs that are life over an abnormal edge to constants.
20954 (free_scc_vn): Release inserted SSA_NAMEs.
20955 (run_scc_vn): New flag to specify whether insertion is allowed.
20956 Process SSA_NAMEs in forward order.
20957 * tree-ssa-loop-im.c (for_each_index): Handle invariant
20958 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
20959 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
20960 pointer type to/from integral types that do not change the
20961 precision to regular conversions.
20963 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
20965 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
20966 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
20967 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
20968 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
20969 input arguments and the mode of return value. Built-in functions
20970 that operate on whole 64-bit MMX register now use V1DI mode.
20972 2008-03-13 Alon Dayan <alond@il.ibm.com>
20973 Olga Golovanevsky <olga@il.ibm.com>
20975 PR tree-optimization/35041
20976 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
20977 to locate the right position in a statement.
20979 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
20983 * config/i386/xmmintrin.h: Change all static inline functions to
20984 extern inline and add __gnu_inline__ attribute.
20985 * config/i386/bmintrin.h: Ditto.
20986 * config/i386/smmintrin.h: Ditto.
20987 * config/i386/tmmintrin.h: Ditto.
20988 * config/i386/mmintrin-common.h: Ditto.
20989 * config/i386/ammintrin.h: Ditto.
20990 * config/i386/emmintrin.h: Ditto.
20991 * config/i386/pmmintrin.h: Ditto.
20992 * config/i386/mmintrin.h: Ditto.
20993 * config/i386/mm3dnow.h: Ditto.
20995 2008-03-13 Jakub Jelinek <jakub@redhat.com>
20997 PR middle-end/35185
20998 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
20999 (lower_omp_2): New function.
21000 (lower_omp_1, lower_omp): Rewritten.
21002 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
21005 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
21006 with the phrase "Microsoft Windows compilers".
21007 (Push/Pop Macro Pragmas): New subsection. Document
21008 #pragma push_macro and pragma pop_macro.
21010 2008-03-12 Paul Brook <paul@codesourcery.com>
21012 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
21014 2008-03-12 Paul Brook <paul@codesourcery.com>
21016 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
21017 (thumb2_alusi3_short): Exclude PLUS and MINUS.
21018 (thumb2_addsi_shortim): Rename ...
21019 (thumb2_addsi_short): ... to this. Allow register operands.
21020 (thumb2_subsi_short): New pattern.
21021 (thumb2_one_cmplsi2_short,
21022 thumb2_negsi2_short): New patterns and peepholes.
21024 2008-03-12 Paul Brook <paul@codesourcery.com>
21026 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
21028 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
21030 * config/i386/i386.md (int_cond): New code iterator.
21032 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
21033 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
21034 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
21035 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
21036 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
21037 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
21038 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
21039 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
21041 2008-03-12 Paul Brook <paul@codesourcery.com>
21043 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
21044 instead of {arm,thumb}_compute_save_reg_mask.
21045 (output_return_instruction): Ditto.
21046 (thumb_unexpanded_epilogue): Ditto.
21047 (thumb1_expand_prologue): Ditto.
21048 (thumb1_output_function_prologue): Ditto.
21049 (arm_set_return_address): Ditto.
21050 (thumb_set_return_address): Ditto.
21051 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
21052 regs to achieve stack alignment.
21053 (thumb1_compute_save_reg_mask): Fix compiler warning.
21054 (arm_output_epilogue): Use offsets->saved_regs_mask.
21055 Adjust stack pointer by poping call clobered registers.
21056 (arm_expand_prologue): Use offsets->saved_regs_mask.
21057 Adjust stack pointer by pushing extra registers.
21058 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
21060 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
21063 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
21064 conversion to the operands of a multiplication.
21066 2008-03-12 Richard Guenther <rguenther@suse.de>
21068 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
21069 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
21070 * timevar.def (TV_TREE_PHIPROP): Add.
21071 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
21072 pass description. Use TV_TREE_PHIPROP.
21073 * tree-ssa-forwprop.c: Remove phiprop code.
21075 2008-03-12 Jakub Jelinek <jakub@redhat.com>
21077 PR middle-end/35549
21078 * omp-low.c (maybe_lookup_decl): Constify first argument.
21079 (use_pointer_for_field): Change last argument from bool to
21080 omp_context *. Disallow shared copy-in/out in nested
21081 parallel if decl is shared in outer parallel too.
21082 (build_outer_var_ref, scan_sharing_clauses,
21083 lower_rec_input_clauses, lower_copyprivate_clauses,
21084 lower_send_clauses, lower_send_shared_vars): Adjust callers.
21086 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
21087 Ira Rosen <irar@il.ibm.com>
21089 * tree-vectorizer.c (free_stmt_vec_info): New function.
21090 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
21091 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
21092 * tree-vectorizer.h (free_stmt_vec_info): Declare.
21093 * tree-vect-transform.c (vectorizable_conversion): Free
21094 vec_oprnds0 if it was allocated.
21095 (vect_permute_store_chain): Remove unused VECs.
21096 (vectorizable_store): Free VECs that are allocated in the..
21098 (vect_transform_strided_load, vectorizable_load): Likewise.
21099 (vect_remove_stores): Simplify the code.
21100 (vect_transform_loop): Move code to vect_remove_stores().
21101 Call vect_remove_stores() and free_stmt_vec_info().
21103 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21105 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
21106 TARGET_HPUX. Revise comment.
21107 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
21108 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
21109 Use sr4 variant of `be' instruction when not generating PIC code.
21110 (attr_length_call): Adjust for above change.
21112 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
21114 * ipa-reference.c (static_execute): Remove module_statics_const and
21115 associated setting code.
21117 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
21120 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
21121 predicate for operand 1.
21122 (paritysi2_cmp): Use register_operand predicate for operand 2.
21123 Use earlyclobber modifier for operand 1. Remove support for
21125 (paritydi2_cmp): Use register_operand predicate for operand 3.
21126 Use earlyclobber modifier for operand 1. Remove support for
21129 2008-03-11 Paul Brook <paul@codesourcery.com>
21130 Vladimir Prus <vladimir@codesourcery.com>
21132 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
21133 (arm_compute_save_reg0_reg12_mask): Always
21134 check if register 11 must be saved. Always safe hard frame pointer
21135 when frame_pointer_needeed.
21136 (arm_compute_save_reg_mask): Save IP and PC
21137 only with apcs frames.
21138 (arm_output_epilogue): Adjust Thumb2 codepath to
21139 be also invoked and work for ARM non-apcs frames.
21140 (arm_expand_prologue): Don't bother saving IP
21141 for non-apcs frame, since it's not clobbered by
21142 prologue code. Implement non-apcs frame
21145 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
21147 PR rtl-optimization/35281
21148 * expr.c (convert_move): Use a new pseudo for the intermediate
21149 from_mode->word_mode result.
21151 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
21153 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
21154 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
21155 * toplev.c (compile_file): Don't call it.
21157 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
21159 PR middle-end/35526
21160 * expr.c (store_expr): Call emit_block_move if the mode
21161 of "temp" RTX is BLKmode.
21163 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
21164 Richard Guenther <rguenther@suse.de>
21166 PR tree-optimization/31358
21167 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
21168 the step with a NULL_TREE.
21169 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
21170 to sizetype if type is a pointer type.
21171 (add_candidate_1): Don't convert the base and step to
21172 the generic type if the orginal type is a pointer type.
21173 (add_iv_value_candidates): Use sizetype for the step
21174 if type is a pointer type.
21175 (cand_value_at): Likewise.
21176 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
21178 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
21179 Don't convert the tem affine to the type.
21180 (add_elt_to_tree): Use sizetype for the step if a pointer.
21181 Use POINTER_PLUS_EXPR for pointers.
21182 (aff_combination_to_tree): Use sizetype for the step if a
21185 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
21187 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
21188 Remove commutativity hint.
21190 2008-03-10 Jakub Jelinek <jakub@redhat.com>
21194 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
21195 errorneous type. Check that v is a VAR_DECL.
21197 PR middle-end/35099
21198 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
21200 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
21202 PR tree-optimization/35494
21203 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
21204 may be overriden at link and run time.
21206 2008-03-10 Richard Guenther <rguenther@suse.de>
21208 PR tree-optimization/34677
21209 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
21210 (poolify_tree): Likewise.
21211 (modify_expr_template): Likewise.
21212 (poolify_modify_stmt): Likewise.
21213 (insert_fake_stores): Handle all component-ref style stores
21214 in addition to INDIRECT_REF. Also handle complex types.
21215 Do not poolify the inserted load.
21216 (realify_fake_stores): Do not rebuild the tree but only
21217 make it a SSA_NAME copy.
21218 (init_pre): Remove initialzation of modify_expr_template.
21219 Do not allocate modify_expr_node_pool.
21220 (fini_pre): Do not free modify_expr_node_pool.
21222 2008-03-10 Paul Brook <paul@codesourcery.com>
21224 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
21225 to avoid conflicts.
21227 2008-03-10 Paul Brook <paul@codesourcery.com>
21228 Mark Shinwell <shinwell@codesourcery.com>
21230 * config/arm/cortex-r4.md: New.
21231 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
21233 * config/arm/arm.md: Include cortex-r4.md.
21234 (insn): Add smmls, sdiv and udiv values.
21235 (generic_sched): Don't use generic scheduling for Cortex-R4.
21236 (arm_issue_rate): New function.
21237 (TARGET_SCHED_ISSUE_RATE): Define.
21239 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
21241 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
21243 2008-03-10 Richard Guenther <rguenther@suse.de>
21245 * tree-ssa-pre.c (get_sccvn_value): Simplify.
21246 (compute_avail): Do not add stmt uses to AVAIL_OUT.
21248 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
21250 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
21251 Set default to true.
21253 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21255 * c.opt (Wsynth): Deprecate.
21256 * doc/invoke.texi (Option Summary, Warning Options): Document
21257 -Wno-format-contains-nul.
21259 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
21262 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
21263 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
21265 2008-03-09 Ira Rosen <irar@il.ibm.com>
21267 * config/rs6000/rs6000.c (builtin_description): Rename vector
21268 left shift operations.
21269 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
21270 (altivec_vsl<VI_char>): Rename to ...
21271 (ashl<mode>3): ... new name.
21272 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
21274 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
21276 2008-03-08 Richard Guenther <rguenther@suse.de>
21278 * coverage.h (tree_coverage_counter_addr): Declare.
21279 * coverage.c (tree_coverage_counter_addr): New function.
21280 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
21281 before using again.
21282 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
21283 (tree_gen_one_value_profiler): Likewise.
21284 (tree_gen_ic_profiler): Likewise.
21285 (tree_gen_average_profiler): Likewise.
21286 (tree_gen_ior_profiler): Likewise.
21288 2008-03-08 Richard Guenther <rguenther@suse.de>
21290 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
21291 (vn_binary_op_insert): Likewise.
21292 (vn_unary_op_lookup): Likewise.
21293 (vn_unary_op_insert): Likewise.
21294 (vn_nary_op_lookup): Declare.
21295 (vn_nary_op_insert): Likewise.
21296 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
21297 and binary hashes, use a single obstack for unary_op_pool
21298 and binary_op_pool.
21299 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
21300 a single struct vn_nary_op_s. Store tree code length and
21301 a variable number of operands.
21302 (struct vn_reference_op_struct): Remove unused op2.
21303 (vn_reference_op_eq): Do not compare op2.
21304 (vn_reference_op_compute_hash): Do not compute hash of op2.
21305 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
21306 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
21307 with vn_nary_op_compute_hash.
21308 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
21309 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
21311 (vn_unary_op_insert, vn_binary_op_insert): Replace with
21313 (visit_unary_op): Call nary functions.
21314 (visit_binary_op): Likewise.
21315 (process_scc): Adjust for struct vn_tables_s changes.
21316 (allocate_vn_table): Likewise.
21317 (free_vn_table): Likewise.
21318 * tree-vn.c (vn_add): Call nary functions.
21319 (vn_lookup): Likewise.
21321 2008-03-08 Jakub Jelinek <jakub@redhat.com>
21324 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
21325 wdst back after sync_compare_and_swapqhi_internal.
21327 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
21330 * config/i386/i386-modes.def (V1DI): New vector mode.
21331 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
21332 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
21333 (MMXMODE248): Ditto.
21334 (MMXMODE): Add V1DI mode.
21335 (mmxvecsize): Change DI mode to V1DI mode.
21336 ("mov<mode>): Use MMXMODEI8 mode iterator.
21337 ("*mov<mode>_internal_rex64"): Ditto.
21338 ("*mov<mode>_internal"): Ditto.
21339 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
21340 ("mmx_sub<mode>3"): Ditto.
21341 ("mmx_adddi3"): Remove insn pattern.
21342 ("mmx_subdi3"): Ditto.
21343 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
21344 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
21345 ("mmx_ashl<mode>3"): Ditto.
21346 ("mmx_lshrdi3"): Remove insn pattern.
21347 ("mmx_ashldi3"): Ditto.
21348 * config/i386/i386.c (classify_argument): Handle V1DImode.
21349 (function_arg_advance_32): Ditto.
21350 (function_arg_32): Ditto.
21351 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
21352 mmx_addv1di3 insn pattern.
21353 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
21354 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
21355 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
21356 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
21357 Remove definitions of built-in functions.
21358 (V1DI_type_node): New node.
21359 (v1di_ftype_v1di_int): Ditto.
21360 (v1di_ftype_v1di_v1di): Ditto.
21361 (v2si_ftype_v2si_si): Ditto.
21362 (v4hi_ftype_v4hi_di): Remove node.
21363 (v2si_ftype_v2si_di): Ditto.
21364 (ix86_init_mmx_sse_builtins): Handle V1DImode.
21365 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
21366 Redefine builtins using def_builtin_const with *_ftype_*_int node.
21367 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
21368 Add new builtins using def_builtin_const.
21369 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
21370 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
21371 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
21372 * config/i386/mmintrin.h (__v1di): New typedef.
21373 (_mm_add_si64): Cast arguments to __v1di type.
21374 (_mm_sub_si64): Ditto.
21375 (_mm_sll_pi16): Cast __count to __v4hi type.
21376 (_mm_sll_pi32): Cast __count to __v2si type.
21377 (_mm_sll_si64): Cast arguments to __v1di type.
21378 (_mm_srl_pi16): Cast __count to __v4hi type.
21379 (_mm_srl_pi32): Cast __count to __v2si type.
21380 (_mm_srl_si64): Cast arguments to __v1di type.
21381 (_mm_sra_pi16): Cast __count to __v4hi type.
21382 (_mm_sra_pi32): Cast __count to __v2si type.
21383 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
21384 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
21385 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
21386 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
21387 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
21388 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
21389 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
21390 (_mm_srai_pi32): Use __builtin_ia32_psradi.
21391 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
21392 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
21393 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
21394 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
21396 2008-03-07 Joseph Myers <joseph@codesourcery.com>
21398 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
21400 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
21403 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
21404 reg+const addressing for Altivec modes. Don't generate reg+reg
21405 addressing for TFmode or TDmode quantities.
21407 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
21409 * c-common.c (vector_types_convertible_p): Call langhook
21410 instead of comptypes.
21412 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
21415 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
21416 integral and scalar float variables which have a
21419 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
21421 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
21422 dwarf_register_span hook when emitting unwind information for
21423 register-to-memory saves.
21424 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
21425 (rs6000_frame_related): Remove call to spe_synthesize_frame.
21427 2008-03-06 Jakub Jelinek <jakub@redhat.com>
21429 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
21430 for the same VAR_DECL.
21432 2008-03-06 Tom Tromey <tromey@redhat.com>
21434 * treelang: Delete.
21435 * doc/standards.texi (Standards): Don't mention treelang.
21436 * doc/invoke.texi (Overall Options): Don't mention treelang.
21437 * doc/install.texi (Prerequisites): Don't mention bison or
21439 (Configuration): Don't mention treelang.
21440 (Building): Likewise.
21441 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
21443 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
21445 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
21446 word-extractions out of a multi-word object.
21448 2008-03-06 Richard Guenther <rguenther@suse.de>
21450 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
21451 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
21452 result type and precision.
21453 * expr.c (get_inner_reference): Set unsignedp based on the result
21454 type of BIT_FIELD_REF.
21455 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
21456 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
21457 (try_instantiate_multiple_fields): Likewise. Use the correct type
21459 (sra_build_assignment): Likewise.
21460 (sra_build_elt_assignment): Likewise.
21461 (sra_explode_bitfield_assignment): Likewise.
21462 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
21463 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
21464 set BIT_FIELD_REF_UNSIGNED.
21465 (vectorizable_load): Likewise.
21467 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
21469 * cse.c (cse_extended_basic_block): Invalidate artificial defs
21472 2008-03-06 Richard Guenther <rguenther@suse.de>
21474 * alias.c (struct alias_set_entry): Move has_zero_child field
21475 to pack with alias_set.
21477 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
21479 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
21482 2008-03-05 Ian Lance Taylor <iant@google.com>
21484 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
21486 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
21488 * fwprop.c (update_df): Support width and offset parameters of
21490 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
21491 global_conflicts): Change DF_REF_EXTRACT to either
21492 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
21493 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
21494 * df-scan.c (df_ref_record, df_defs_record,
21495 df_ref_create_structure, df_def_record_1, df_uses_record,
21496 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
21497 df_bb_refs_collect, df_entry_block_defs_collect,
21498 df_exit_block_uses_collect): Support new width and offset fields.
21499 (ref_extract_pool): New storage pool.
21500 (df_free_ref): New function.
21501 (df_reg_chain_unlink, df_free_collection_rec,
21502 df_sort_and_compress_refs): Call df_free_ref.
21503 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
21505 (df_ref_create_structure): Allocate df_ref_extract if offset and
21506 width fields are used.
21507 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
21508 (df_uses_record): Get offset and width from ZERO_EXTRACT
21510 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
21511 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
21512 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
21513 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
21514 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
21515 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
21516 (df_ref_extract): New structure.
21517 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
21518 (df_ref_create): Add width and offset parameters.
21520 2008-03-05 Richard Guenther <rguenther@suse.de>
21522 * tree-ssa-structalias.c (get_constraint_for_component_ref):
21523 Use ranges_overlap_p.
21524 (offset_overlaps_with_access): Rename
21525 to ranges_overlap_p and move ...
21526 * tree-flow-inline.h (ranges_overlap_p): ... here.
21528 * tree.h (get_inner_reference, handled_component_p): Update
21531 * tree.h (record_component_aliases, get_alias_set,
21532 alias_sets_conflict_p, alias_sets_must_conflict_p,
21533 objects_must_conflict_p): Move declarations ...
21534 * alias.h (record_component_aliases, get_alias_set,
21535 alias_sets_conflict_p, alias_sets_must_conflict_p,
21536 objects_must_conflict_p): ... here.
21537 Include coretypes.h.
21538 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
21540 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
21542 * cfg.c: Include tree-flow.h.
21543 (remove_edge_raw): Call redirect_edge_var_map_clear.
21544 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
21545 * tree-flow-inline.h (redirect_edge_var_map_def): New.
21546 (redirect_edge_var_map_result): New.
21547 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
21548 PENDING_STMT use with redirect_edge_var_map_*.
21549 * tree-ssa.c (edge_var_maps): New definition.
21550 (redirect_edge_var_map_add): New.
21551 (redirect_edge_var_map_clear): New.
21552 (redirect_edge_var_map_dup): New.
21553 (redirect_edge_var_map_vector): New.
21554 (redirect_edge_var_map_destroy): New.
21555 (ssa_redirect_edge): Replace PENDING_STMT use with
21556 redirect_edge_var_map_*.
21557 (flush_pending_stmts): Same.
21558 (delete_tree_ssa): Destroy edge var map.
21559 * tree-flow.h (struct _edge_var_map): New.
21560 Define edge_var_map vector type.
21561 Declare redirect_edge_var_map_* prototypes.
21562 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
21563 * tree-cfg.c (reinstall_phi_args): Replace
21564 PENDING_STMT use with redirect_edge_var_map_*.
21566 2008-03-05 Richard Guenther <rguenther@suse.de>
21568 PR tree-optimization/35472
21569 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
21570 whose single use_stmt has a overlapping set of loaded and
21571 stored symbols as that use_stmt might be a noop assignment then.
21573 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
21575 * gthr-rtems.h: Implement __gthread_mutex_destroy.
21577 2008-03-05 Richard Guenther <rguenther@suse.de>
21580 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
21581 should be constants.
21582 * tree-cfg.c (verify_expr): Verify it.
21583 * fold-const.c (fold_truthop): Remove code generating
21584 BIT_FIELD_REFs of structure bases.
21585 (fold_binary): Likewise.
21586 (fold_ternary): Position and size of BIT_FIELD_REFs are
21587 always host integers.
21588 (make_bit_field_ref): Remove.
21589 (optimize_bit_field_compare): Remove.
21590 (all_ones_mask_p): Remove.
21592 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
21595 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
21596 (split_block_and_df_analyze): New. Split basic block and rebuild
21598 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
21600 (split_pattern_seq): Likewise.
21601 (erase_matching_seqs): Likewise.
21602 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
21604 2008-03-04 Geoff Keating <geoffk@apple.com>
21606 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
21607 declaration and code.
21608 (tree_invalid_nonnegative_warnv_p): Likewise.
21610 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
21612 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
21613 examples. Truncate option-names then causing overfull hbox.
21615 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21618 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
21620 * configure: Rebuilt.
21622 2008-03-04 Rafael EspÃndola <espindola@google.com>
21624 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
21625 (tree_unary_nonnegative_warnv_p): New.
21626 (tree_binary_nonnegative_warnv_p): New.
21627 (tree_single_nonnegative_warnv_p): New.
21628 (tree_invalid_nonnegative_warnv_p): New.
21629 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
21631 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21634 * opts.c (handle_option): Postpone 'unknown option' errors only for
21637 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
21640 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
21643 2008-03-04 Rafael EspÃndola <espindola@google.com>
21645 * fold-const.c (tree_unary_nonzero_warnv_p): New.
21646 (tree_binary_nonzero_warnv_p): New.
21647 (tree_single_nonzero_warnv_p): New.
21648 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
21650 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
21652 PR middle-end/35456
21653 * fold-const.c (fold_cond_expr_with_comparison): Prevent
21654 transformations for modes that have signed zeros.
21655 * ifcvt.c (noce_try_abs): Ditto.
21657 2008-03-04 Joseph Myers <joseph@codesourcery.com>
21659 * config/i386/i386.c (override_options): Force
21660 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
21662 2008-03-04 Jan Hubicka <jh@suse.cz>
21665 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
21668 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
21670 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
21671 label to probe the stack.
21673 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
21675 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
21676 (__gthr_win32_mutex_destroy): Declare.
21677 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
21678 __gthr_win32_mutex_destroy.
21679 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
21681 2008-03-03 Jan Hubicka <jh@suse.cz>
21684 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
21685 aggressive on inlining cold calls.
21687 2008-03-03 Richard Guenther <rguenther@suse.de>
21689 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
21690 struct copies into the expression table.
21691 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
21692 (try_to_simplify): Likewise.
21693 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
21694 integral and pointer arguments which do not change the
21695 precision to NOP_EXPRs.
21696 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
21697 VIEW_CONVERT_EXPR case.
21699 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
21701 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
21702 defined in a loop at depth 0 is invariant.
21703 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
21704 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
21705 be called at loop depth 0.
21707 2008-03-02 Jakub Jelinek <jakub@redhat.com>
21710 * gcc.c (process_command): Update copyright notice dates.
21711 * gcov.c (print_version): Likewise.
21712 * gcov-dump.c (print_version): Likewise.
21713 * mips-tfile.c (main): Likewise.
21714 * mips-tdump.c (main): Likewise.
21716 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21719 * c-common.c (flag_permissive): Delete.
21720 (constant_expression_warnings): Check flags first.
21721 (constant_expression_error): New.
21722 * c-common.h (flag_permissive): Delete.
21723 (constant_expression_error): Declare.
21724 * flags.h (flag_permissive): Declare. Update description.
21725 * diagnostic.c (pedwarn): Update.
21727 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
21728 (permissive_error_kind): New.
21729 * toplev.c (flag_permissive): Define. Update description.
21730 * toplev.h (permissive_error_kind): Declare.
21731 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
21732 (pedwarn_c90): Use pedantic_warning_kind.
21733 * c-opts.c (c_common_post_options): flag_permissive does not affect
21734 flag_pedantic_errors.
21736 2008-03-02 Joseph Myers <joseph@codesourcery.com>
21738 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
21739 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
21740 __absvsi2, __absvDI2): Use unsigned arithmetic.
21742 2008-03-02 Andi Kleen <ak@suse.de>
21743 Richard Guenther <rguenther@suse.de>
21745 * struct-equiv.c: Remove file.
21746 * cfg_cleanup.c (condjump_equiv_p): Remove.
21747 * Makefile.in (OBJS-common): Remove struct-equiv.o.
21748 (struct-equiv.o): Remove rule.
21749 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
21750 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
21751 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
21753 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
21755 * ifcvt.c (noce_process_if_block): Try to handle only the then
21756 block if the else block exists but isn't suitable.
21758 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
21761 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
21762 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
21763 regression from previous patch.
21765 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
21768 * gthr.h: Add __gthread_mutex_destroy as a function that must be
21770 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
21771 * gthr-single.h (__gthread_mutex_destroy): Likewise.
21772 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
21773 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
21774 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
21775 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
21776 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
21777 (__gthread_mutex_destroy_function): Rename to
21778 __gthread_mutex_destroy.
21779 * gthr-dce.h (__gthread_mutex_destroy): Call
21780 pthread_mutex_destroy.
21781 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
21782 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
21783 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
21785 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
21787 * df-scan.c (df_ref_chain_change_bb): Simplify.
21788 (df_insn_change_bb): Add new_bb argument. Simplify. Call
21789 set_block_for_insn if there's any change.
21790 * df.h ((df_insn_change_bb): Fix prototype.
21791 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
21792 df_insn_change_bb, don't call set_block_for_insn.
21793 * emit-rtl.c (reorder_insns): Likewise.
21794 * haifa-sched.c (move_insn): Likewise.
21796 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
21798 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
21800 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
21802 * tree-flow-inline.h (next_readonly_imm_use): Return
21803 NULL_USE_OPERAND_P after the end.
21805 2008-03-01 Richard Guenther <rguenther@suse.de>
21807 PR tree-optimization/35411
21808 * tree-sra.c (sra_build_assignment): Split conversion to
21809 final type to a separate statement if we are not assigning
21812 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
21814 * fold-const.c (fold_convertible_p): Correct the logic to follow
21815 that in fold_convert().
21817 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
21820 * tree-inline.c (build_duplicate_type): When we make a
21821 duplicate type, make it unique in the canonical types system.
21823 2008-02-29 Tom Tromey <tromey@redhat.com>
21825 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
21826 input_file_stack_history, input_file_stack_restored): Remove.
21827 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
21828 * input.h (struct file_stack): Remove.
21829 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
21830 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
21832 * diagnostic.h (struct diagnostic_context) <last_module>: Change
21834 (diagnostic_last_module_changed): Add 'map' argument.
21835 (diagnostic_set_last_function): Likewise.
21836 * diagnostic.c (undiagnostic_report_current_module): Iterate using
21837 line map, not input_file_stack.
21838 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
21840 2008-02-29 Paul Brook <paul@codesourcery.com>
21842 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
21844 2008-02-29 Paul Brook <paul@codesourcery.com>
21846 * config/arm/ieee754-df.S (muldf3): Use RET macros.
21848 2008-02-29 Richard Guenther <rguenther@suse.de>
21850 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
21852 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
21853 value for comparing for a store match.
21854 (simplify_unary_expression): Do nothing for SSA_NAMEs.
21855 (try_to_simplify): Do not do a full-blown reference lookup.
21857 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
21859 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
21860 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
21862 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
21864 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
21866 * tree-loop-linear.c (try_interchange_loops): Compare memory access
21867 strides against cache sizes.
21869 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
21871 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
21874 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
21876 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
21877 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
21878 is smaller than the original promoted value.
21879 (simplify_subreg): If OP is a SUBREG, try to preserve its
21880 SUBREG_PROMOTED_VAR_P information.
21882 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
21884 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
21885 (VN_INFO_GET): Allocate new objects on the obstack.
21886 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
21887 for rpo_numbers_temp, for consistency.
21888 (free_scc_vn): Free the obstack.
21890 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
21892 * doc/invoke.texi: Document -ftree-loop-distribution.
21893 * tree-loop-distribution.c: New.
21894 * tree-pass.h (pass_loop_distribution): New.
21895 * graphds.h (struct graph): Add htab_t indices.
21896 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
21897 * tree-vectorizer.c (rename_variables_in_loop): Extern.
21898 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
21899 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
21900 * tree-data-ref.c (debug_data_dependence_relations): New.
21901 (dump_data_dependence_relation): Also print data references.
21902 (free_data_ref): Extern.
21903 (same_access_functions): Moved...
21904 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
21905 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
21906 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
21907 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
21908 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
21909 (stmts_from_loop): Skip LABEL_EXPR.
21910 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
21912 (build_rdg): Initialize rdg->indices htab.
21913 (free_rdg, stores_from_loop, ref_base_address,
21914 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
21915 have_similar_memory_accesses_1, ref_base_address_1,
21916 remove_similar_memory_refs): New.
21917 * tree-data-ref.h: Depend on tree-chrec.h.
21918 (debug_data_dependence_relations, free_data_ref): Declared.
21919 (same_access_functions): ... here.
21920 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
21922 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
21923 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
21924 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
21925 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
21926 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
21927 rdg_vertex_for_stmt): Declared.
21928 (struct rdg_edge): Add level.
21930 (free_rdg, stores_from_loop, remove_similar_memory_refs,
21931 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
21933 (rdg_has_similar_memory_accesses): New.
21934 * tree-vect-analyze.c: Remove unused static decls.
21935 * lambda.h (dependence_level): New.
21936 * common.opt (ftree-loop-distribution): New.
21937 * tree-flow.h (mark_virtual_ops_in_bb,
21938 slpeel_tree_duplicate_loop_to_edge_cfg,
21939 rename_variables_in_loop): Declared.
21940 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
21941 (OBJS-common): Add tree-loop-distribution.o.
21942 (tree-loop-distribution.o): New rule.
21943 * tree-cfg.c (mark_virtual_ops_in_bb): New.
21944 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
21945 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
21947 2008-02-28 Joseph Myers <joseph@codesourcery.com>
21950 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
21951 other than structures and unions.
21953 2008-02-28 Richard Guenther <rguenther@suse.de>
21956 2008-02-26 Richard Guenther <rguenther@suse.de>
21958 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21959 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21960 (lookup_decl_from_uid): Declare.
21961 (remove_decl_from_map): Likewise.
21962 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21963 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21964 (decl_for_uid_map): New global hashtable mapping DECL_UID
21966 (init_ttree): Allocate it.
21967 (insert_decl_to_uid_decl_map): New helper function.
21968 (make_node_stat): Insert new decls into the map.
21969 (copy_node_stat): Likewise.
21970 (lookup_decl_from_uid): New function.
21971 (remove_decl_from_map): Likewise.
21972 (print_decl_for_uid_map_statistics): New helper.
21973 (dump_tree_statistics): Call it.
21975 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21976 (referenced_var_iterator): Adjust.
21977 (FOR_EACH_REFERENCED_VAR): Adjust.
21978 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21979 (num_referenced_vars): Adjust.
21980 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21981 (first_referenced_var): Remove.
21982 (end_referenced_vars_p): Likewise.
21983 (next_referenced_var): Likewise.
21984 (referenced_var_iterator_set): New helper function.
21985 * tree-dfa.c (referenced_var_lookup): Adjust.
21986 (referenced_var_check_and_insert): Likewise.
21987 (remove_referenced_var): Likewise.
21988 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21989 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21990 (verify_call_clobbering): Likewise.
21991 (verify_memory_partitions): Likewise.
21992 (init_tree_ssa): Allocate bitmap instead of hashtable for
21994 (delete_tree_ssa): Adjust.
21995 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21996 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21997 (compute_tag_properties): Likewise.
21998 (set_initial_properties): Likewise.
21999 (find_partition_for): Likewise.
22000 (update_reference_counts): Likewise.
22001 (dump_may_aliases_for): Likewise.
22002 * tree-ssa-operands.c (add_virtual_operand): Likewise.
22003 (add_call_clobber_ops): Likewise.
22004 (add_call_read_ops): Likewise.
22005 (get_asm_expr_operands): Likewise.
22006 * tree-into-ssa.c (dump_decl_set): Likewise.
22007 (update_ssa): Likewise.
22008 * tree-sra.c (scan_function): Likewise.
22009 (decide_instantiations): Likewise.
22010 (scalarize_parms): Likewise.
22011 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
22012 (dsa_named_for): Likewise.
22013 * tree-ssa-structalias.c (update_alias_info): Likewise.
22014 (merge_smts_into): Likewise.
22016 2008-02-27 David Daney <ddaney@avtrex.com>
22019 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
22020 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
22021 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
22022 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
22023 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
22025 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
22028 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
22029 (BUILT_IN_NEXTTOWARD): Remove.
22030 (BUILT_IN_NEXTTOWARDF): Ditto.
22031 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
22032 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
22034 2008-02-27 Tom Tromey <tromey@redhat.com>
22036 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
22037 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
22039 2008-02-27 Jan Beulich <jbeulich@novell.com>
22041 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
22042 update the respective field on newdecl.
22044 2008-02-27 Revital Eres <eres@il.ibm.com>
22046 PR rtl-optimization/34999
22047 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
22048 crossing edges that ends with a call insn.
22049 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
22050 call insn and clear the EDGE_CROSSING flag of the crossing edge
22051 when fixing fallthru edges.
22053 2008-02-27 Richard Guenther <rguenther@suse.de>
22055 PR middle-end/35390
22056 * fold-const.c (fold_unary): Return the correct argument,
22057 converted to the result type.
22059 2008-02-27 Richard Guenther <rguenther@suse.de>
22061 PR middle-end/34971
22062 * expr.c (expand_expr_real_1): Assert on rotates that operate
22064 * fold-const.c (fold_binary): Use the types precision, not the
22065 bitsize of the mode if folding rotate expressions. Build rotates
22066 only for full modes.
22068 2008-02-27 Jakub Jelinek <jakub@redhat.com>
22070 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
22071 and CPP_PRAGMA_EOL.
22072 * c-pragma.c (pragma_ns_name): New typedef.
22073 (registered_pp_pragmas): New variable.
22074 (c_pp_lookup_pragma): New function.
22075 (c_register_pragma_1): If flag_preprocess_only, do nothing
22076 for non-expanded pragmas, for expanded ones push pragma's
22077 namespace and name into registered_pp_pragmas vector.
22078 (c_invoke_pragma_handler): Register OpenMP pragmas even when
22079 flag_preprocess_only, don't register GCC pch_preprocess
22080 pragma if flag_preprocess_only.
22081 * c-opts.c (c_common_init): Call init_pragma even if
22082 flag_preprocess_only.
22083 * c-pragma.c (c_pp_lookup_pragma): New prototype.
22084 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
22085 cpp_register_pragma if flag_preprocess_only.
22087 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22090 * c-parser.c (c_parser_translation_unit): Warn for empty
22091 translation unit, not empty source file.
22093 2008-02-26 Paul Brook <paul@codesourcery.com>
22095 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
22096 operand for Thumb-2.
22097 * config/arm/arm.h (reg_class): Add CORE_REGS.
22098 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
22099 (BASE_REG_CLASS): Use CORE_REGS.
22100 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
22101 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
22102 (REGNO_OK_FOR_INDEX_P): Exclude SP.
22103 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
22104 ARM_REGNO_OK_FOR_INDEX_P.
22105 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
22106 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
22107 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
22108 (ldm/stm peepholes): Ditto.
22109 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
22110 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
22111 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
22112 * config/arm/constraints.md: Enable "k" constraint on ARM.
22114 2008-02-27 Ben Elliston <bje@au.ibm.com>
22116 * config/rs6000/rs6000.c: Annotate cache line size field in all
22117 instances of struct processor_costs.
22119 2008-02-26 David Edelsohn <edelsohn@gnu.org>
22121 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
22122 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
22123 jump_bypass): New counters.
22124 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
22125 * dce.c (gate_ud_dce): Same.
22126 (gate_fast_dce): Same.
22127 * dse.c (gate_dse1): New function.
22128 (gate_dse2): New function.
22129 (gate_dse): Merge results of new gate functions.
22130 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
22131 (gate_handle_jump_bypass): Add dbg_cnt.
22132 (gate_handle_gcse): Add dbg_cnt.
22133 * ifcvt.c (gate_handle_if_conversion): Same.
22134 (gate_handle_if_after_combine): Same.
22135 (gate_handle_if_after_reload): Same.
22136 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
22138 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
22140 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
22142 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
22144 2008-02-26 Jason Merrill <jason@redhat.com>
22147 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
22148 alone if it's the naming decl for the type's main variant.
22150 2008-02-26 Tom Tromey <tromey@redhat.com>
22152 * system.h (USE_MAPPED_LOCATION): Poison.
22153 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
22154 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
22155 (make_goto_expr_edges): Likewise.
22156 (remove_bb): Likewise.
22157 (execute_warn_function_return): Likewise.
22158 * basic-block.h (struct edge_def) <goto_locus>: Change type to
22160 * c-common.c (fname_decl): Remove old location code.
22161 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
22163 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
22165 (ASM_INPUT_SOURCE_LOCATION): Likewise.
22166 (gen_rtx_ASM_INPUT): Likewise.
22167 (gen_rtx_ASM_INPUT_loc): Likewise.
22168 (get_rtx_asm_OPERANDS): Remove.
22169 * cfglayout.c (insn_locators_alloc): Remove old location code.
22170 (set_curr_insn_source_location): Likewise.
22171 (curr_insn_locator): Likewise.
22172 * print-tree.c (print_node): Remove old location code.
22173 * tree-mudflap.c (mf_varname_tree): Remove old location code.
22174 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
22175 * cfgexpand.c (expand_gimple_cond_expr): Don't use
22176 location_from_locus.
22177 (construct_exit_block): Remove old location code.
22178 * emit-rtl.c (force_next_line_note): Remove old location code.
22179 * profile.c (branch_prob): Remove old location code.
22180 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
22181 LOC_LINE): Remove old-location variants.
22182 * langhooks.c (lhd_print_error_function): Remove old location
22184 * configure, config.in: Rebuilt.
22185 * configure.ac (--enable-mapped-location): Remove.
22186 * c-decl.c (c_init_decl_processing): Remove old location code.
22187 (finish_function): Likewise.
22188 * recog.c (decode_asm_operands): Remove old location code.
22189 * c-pch.c (c_common_read_pch): Remove old location code.
22190 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
22192 * gimple-low.c (lower_function_body): Remove old location code.
22193 * toplev.c (unknown_location): Remove.
22194 (push_srcloc): Remove old-location variant.
22195 (process_options): Remove old location code.
22196 (lang_dependent_init): Likewise.
22197 * input.h (UNKNOWN_LOCATION): Move definition.
22198 (location_t): Undeprecate.
22199 (source_locus): Remove.
22200 (location_from_locus): Remove.
22201 (struct location_s): Remove.
22202 Remove all old-location code.
22203 (input_line, input_filename): Remove.
22204 * final.c (final_scan_insn): Remove old location code.
22205 * diagnostic.c (diagnostic_build_prefix): Remove
22206 USE_MAPPED_LOCATION test.
22207 * tree.h (gimple_stmt) <locus>: Now a location_t.
22208 (tree_exp) <locus>: Likewise.
22209 (DECL_IS_BUILTIN): Remove old-location variant.
22210 (annotate_with_file_line, annotate_with_locus): Likewise.
22211 (expr_locus, set_expr_locus): Update.
22212 * tree.c (build1_stat): Remove old location code.
22213 (last_annotated_node): Remove.
22214 (annotate_with_file_line): Remove old-location variant.
22215 (annotate_with_locus): Likewise.
22216 (expr_location): Remove old location code.
22217 (set_expr_location): Likewise.
22218 (expr_has_location): Likewise.
22219 (expr_locus): Likewise.
22220 (set_expr_locus): Likewise.
22221 (expr_filename): Don't use location_from_locus.
22222 (expr_lineno): Likewise.
22223 * rtl-error.c (location_for_asm): Remove old location code.
22224 * c-lex.c (cb_line_change): Remove old location code.
22225 (fe_file_change): Likewise.
22226 (cb_def_pragma): Likewise.
22227 (c_lex_with_flags): Likewise.
22228 * gengtype.c (do_typedef): Don't special-case location types.
22229 (define_location_structures): Remove.
22230 (main): Don't call define_location_structures.
22231 * tree-pretty-print.c (dump_implicit_edges): Remove old location
22234 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22237 * builtins.def (BUILT_IN_STDARG_START): Remove.
22238 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
22239 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
22240 * tree-inline.c (inline_forbidden_p_1): Likewise.
22242 2008-02-26 Richard Guenther <rguenther@suse.de>
22244 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
22245 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
22246 (lookup_decl_from_uid): Declare.
22247 (remove_decl_from_map): Likewise.
22248 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
22249 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
22250 (decl_for_uid_map): New global hashtable mapping DECL_UID
22252 (init_ttree): Allocate it.
22253 (insert_decl_to_uid_decl_map): New helper function.
22254 (make_node_stat): Insert new decls into the map.
22255 (copy_node_stat): Likewise.
22256 (lookup_decl_from_uid): New function.
22257 (remove_decl_from_map): Likewise.
22258 (print_decl_for_uid_map_statistics): New helper.
22259 (dump_tree_statistics): Call it.
22261 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
22262 (referenced_var_iterator): Adjust.
22263 (FOR_EACH_REFERENCED_VAR): Adjust.
22264 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
22265 (num_referenced_vars): Adjust.
22266 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
22267 (first_referenced_var): Remove.
22268 (end_referenced_vars_p): Likewise.
22269 (next_referenced_var): Likewise.
22270 (referenced_var_iterator_set): New helper function.
22271 * tree-dfa.c (referenced_var_lookup): Adjust.
22272 (referenced_var_check_and_insert): Likewise.
22273 (remove_referenced_var): Likewise.
22274 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
22275 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22276 (verify_call_clobbering): Likewise.
22277 (verify_memory_partitions): Likewise.
22278 (init_tree_ssa): Allocate bitmap instead of hashtable for
22280 (delete_tree_ssa): Adjust.
22281 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
22282 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22283 (compute_tag_properties): Likewise.
22284 (set_initial_properties): Likewise.
22285 (find_partition_for): Likewise.
22286 (update_reference_counts): Likewise.
22287 (dump_may_aliases_for): Likewise.
22288 * tree-ssa-operands.c (add_virtual_operand): Likewise.
22289 (add_call_clobber_ops): Likewise.
22290 (add_call_read_ops): Likewise.
22291 (get_asm_expr_operands): Likewise.
22292 * tree-into-ssa.c (dump_decl_set): Likewise.
22293 (update_ssa): Likewise.
22294 * tree-sra.c (scan_function): Likewise.
22295 (decide_instantiations): Likewise.
22296 (scalarize_parms): Likewise.
22297 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
22298 (dsa_named_for): Likewise.
22299 * tree-ssa-structalias.c (update_alias_info): Likewise.
22300 (merge_smts_into): Likewise.
22302 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22305 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
22306 * c-opts.c (c_common_handle_option): Wall enables
22307 Wvolatile-register-var.
22308 * common.opt: Move Wvolatile-register-var to...
22311 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22313 * common.opt (Wlarger-than=): New.
22314 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
22316 * opts.c (common_handle_option): Handle -Wlarger-than=.
22317 * optc-gen.awk: Likewise.
22318 * opth-gen.awk: Likewise.
22319 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
22320 * tree-optimize.c (tree_rest_of_compilation): Likewise.
22322 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22324 * c-common.c (match_case_to_enum_1): Add appropriate
22325 OPT_W* parameter to warning.
22326 (c_do_switch_warnings): Likewise.
22327 * c-typeck.c (warning_init): Add one more parameter following
22328 'warning' function.
22329 (push_init_level): Update call to warning_init.
22330 (pop_init_level): Likewise.
22331 (add_pending_init): Likewise.
22332 (output_init_element: Likewise.
22334 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22337 * toplev.c (toplev_main): If there are warnings or error, print
22338 errors for ignored options.
22339 * opts.c (ignored_options): New static variable.
22340 (postpone_unknown_option_error): New.
22341 (print_ignored_options): New.
22342 (handle_option): Postpone errors for unknown -Wno-* options.
22343 * opts.h (print_ignored_options): Declare.
22345 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
22347 * config/mips/mips.md (loadgp_blockage, blockage): Change type
22350 2008-02-25 Richard Guenther <rguenther@suse.de>
22353 2008-02-25 Richard Guenther <rguenther@suse.de>
22355 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
22356 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
22357 (lookup_decl_from_uid): Declare.
22358 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
22359 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
22360 (decl_for_uid_map): New global hashtable mapping DECL_UID
22362 (init_ttree): Allocate it.
22363 (insert_decl_to_uid_decl_map): New helper function.
22364 (make_node_stat): Insert new decls into the map.
22365 (copy_node_stat): Likewise.
22366 (lookup_decl_from_uid): New function.
22367 (print_decl_for_uid_map_statistics): New helper.
22368 (dump_tree_statistics): Call it.
22370 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
22371 (referenced_var_iterator): Adjust.
22372 (FOR_EACH_REFERENCED_VAR): Adjust.
22373 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
22374 (num_referenced_vars): Adjust.
22375 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
22376 (first_referenced_var): Remove.
22377 (end_referenced_vars_p): Likewise.
22378 (next_referenced_var): Likewise.
22379 (referenced_var_iterator_set): New helper function.
22380 * tree-dfa.c (referenced_var_lookup): Adjust.
22381 (referenced_var_check_and_insert): Likewise.
22382 (remove_referenced_var): Likewise.
22383 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
22384 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22385 (verify_call_clobbering): Likewise.
22386 (verify_memory_partitions): Likewise.
22387 (init_tree_ssa): Allocate bitmap instead of hashtable for
22389 (delete_tree_ssa): Adjust.
22390 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
22391 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22392 (compute_tag_properties): Likewise.
22393 (set_initial_properties): Likewise.
22394 (find_partition_for): Likewise.
22395 (update_reference_counts): Likewise.
22396 (dump_may_aliases_for): Likewise.
22397 * tree-ssa-operands.c (add_virtual_operand): Likewise.
22398 (add_call_clobber_ops): Likewise.
22399 (add_call_read_ops): Likewise.
22400 (get_asm_expr_operands): Likewise.
22401 * tree-into-ssa.c (dump_decl_set): Likewise.
22402 (update_ssa): Likewise.
22403 * tree-sra.c (scan_function): Likewise.
22404 (decide_instantiations): Likewise.
22405 (scalarize_parms): Likewise.
22406 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
22407 (dsa_named_for): Likewise.
22408 * tree-ssa-structalias.c (update_alias_info): Likewise.
22409 (merge_smts_into): Likewise.
22411 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
22414 * doc/invoke.texi (-fcx-limited-range): Document new option.
22415 * toplev.c (process_options): Handle -fcx-fortran-rules.
22416 * common.opt: Add documentation for -fcx-fortran-rules.
22418 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
22421 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
22422 actual behaviour and C99.
22424 2008-02-26 Ben Elliston <bje@au.ibm.com>
22426 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
22427 (ASM_CPU_POWER6_SPEC): Likewise.
22428 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
22429 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
22430 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
22432 2008-02-25 Richard Guenther <rguenther@suse.de>
22434 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
22435 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
22436 (lookup_decl_from_uid): Declare.
22437 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
22438 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
22439 (decl_for_uid_map): New global hashtable mapping DECL_UID
22441 (init_ttree): Allocate it.
22442 (insert_decl_to_uid_decl_map): New helper function.
22443 (make_node_stat): Insert new decls into the map.
22444 (copy_node_stat): Likewise.
22445 (lookup_decl_from_uid): New function.
22446 (print_decl_for_uid_map_statistics): New helper.
22447 (dump_tree_statistics): Call it.
22449 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
22450 (referenced_var_iterator): Adjust.
22451 (FOR_EACH_REFERENCED_VAR): Adjust.
22452 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
22453 (num_referenced_vars): Adjust.
22454 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
22455 (first_referenced_var): Remove.
22456 (end_referenced_vars_p): Likewise.
22457 (next_referenced_var): Likewise.
22458 (referenced_var_iterator_set): New helper function.
22459 * tree-dfa.c (referenced_var_lookup): Adjust.
22460 (referenced_var_check_and_insert): Likewise.
22461 (remove_referenced_var): Likewise.
22462 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
22463 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22464 (verify_call_clobbering): Likewise.
22465 (verify_memory_partitions): Likewise.
22466 (init_tree_ssa): Allocate bitmap instead of hashtable for
22468 (delete_tree_ssa): Adjust.
22469 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
22470 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22471 (compute_tag_properties): Likewise.
22472 (set_initial_properties): Likewise.
22473 (find_partition_for): Likewise.
22474 (update_reference_counts): Likewise.
22475 (dump_may_aliases_for): Likewise.
22476 * tree-ssa-operands.c (add_virtual_operand): Likewise.
22477 (add_call_clobber_ops): Likewise.
22478 (add_call_read_ops): Likewise.
22479 (get_asm_expr_operands): Likewise.
22480 * tree-into-ssa.c (dump_decl_set): Likewise.
22481 (update_ssa): Likewise.
22482 * tree-sra.c (scan_function): Likewise.
22483 (decide_instantiations): Likewise.
22484 (scalarize_parms): Likewise.
22485 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
22486 (dsa_named_for): Likewise.
22487 * tree-ssa-structalias.c (update_alias_info): Likewise.
22488 (merge_smts_into): Likewise.
22490 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
22493 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
22494 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
22495 * alias.h (nonoverlapping_memrefs_p): Likewise.
22497 2008-02-25 Jan Beulich <jbeulich@novell.com>
22499 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
22500 * config/i386/netware-libgcc.exp: Add __bswap?i2,
22501 __emultls_get_address, __emultls_register_common,
22502 __floatundi?f, and _Unwind_GetIPInfo.
22503 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
22504 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
22505 (gen_regparm_prefix): Likewise.
22506 (i386_nlm_encode_section_info): Sync with
22507 config/i386/winnt.c:i386_pe_encode_section_info().
22508 (i386_nlm_maybe_mangle_decl_assembler_name): New.
22509 i386_nlm_mangle_decl_assembler_name): New.
22510 (netware_override_options): New.
22511 * config/i386/netware.h (netware_override_options): Declare.
22512 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
22513 (i386_nlm_mangle_decl_assembler_name): Declare.
22514 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
22516 2008-02-25 Ben Elliston <bje@au.ibm.com>
22519 * c-decl.c (grokdeclarator): Remove unused local variables
22520 `typedef_type' and `type_as_written'.
22522 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
22523 unused local variable `has_hot_blocks'.
22524 (fix_crossing_conditional_branches): Remove unused local variable
22527 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
22529 PR middle-end/19984
22530 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
22531 using DEF_C99_BUILTIN.
22532 (BUILT_IN_NANF): Ditto.
22533 (BUILT_IN_NANL): Ditto.
22535 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
22536 Revital Eres <eres@il.ibm.com>
22538 * modulo-sched.c (calculate_must_precede_follow): Address TODO
22539 regarding the order of two dependent insns in the same row.
22541 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
22543 * stor-layout.c (layout_decl): Do not bump the alignment of a
22544 bit-field to more than byte alignment if it is packed.
22546 2008-02-24 David Edelsohn <edelsohn@gnu.org>
22548 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
22551 2008-02-24 Diego Novillo <dnovillo@google.com>
22553 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
22556 * tree-vrp.c (vrp_evaluate_conditional): With
22557 -Wtype-limits, emit a warning when comparing against a
22558 constant outside the natural range of OP0's type.
22559 * c.opt (Wtype-limits): Move ...
22560 * common.opt (Wtype-limits): ... here.
22562 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
22564 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
22565 * config/rs6000/e300c2c3.md: New file.
22566 * config/rs6000/rs6000.c (processor_costs): Add new costs for
22568 (rs6000_override_options): Add e300c2 and e300c3 cases to
22569 processor_target_table. Do not allow usage of Altivec or Spe
22570 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
22571 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
22572 * config/rs6000/rs6000.h (processor_type): Add
22573 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
22574 (ASM_CPU_SPEC): Add e300c2 and e300c3.
22575 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
22576 and ppce300c3. Include e300c2c3.md.
22578 2008-02-23 David Edelsohn <edelsohn@gnu.org>
22580 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
22581 instead of TARGET_STRICT_ALIGN.
22583 2008-02-23 Joseph Myers <joseph@codesourcery.com>
22585 * explow.c (memory_address): Assert that the generated address is
22588 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
22591 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
22592 * config/darwin-ppc-ldouble-patch.def: New file.
22593 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
22594 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
22595 SUBTARGET_INIT_BUILTINS if defined.
22596 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
22599 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
22602 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
22603 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
22605 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
22608 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
22609 file" warning condtional on -Winvalid-PCH.
22611 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
22613 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
22615 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
22619 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
22620 prevent reload from using MMX registers.
22621 (*mov<mode>_internal): Ditto.
22622 (*movv2sf_internal_rex64): Ditto.
22623 (*movv2sf_internal): Ditto.
22625 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22627 PR documentation/31569
22628 * doc/install.texi2html: Use makeinfo --no-number-sections.
22630 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
22632 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
22633 ensure that we can address an entire entity > 8 bytes. Don't
22634 generate reg+reg addressing for such data.
22636 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
22638 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
22639 strings when optimizing for size, unless the target cares about
22642 2008-02-22 Tom Tromey <tromey@redhat.com>
22644 * regclass.c (current_pass): Remove declaration.
22646 2008-02-22 Anatoly Sokolov <aesok@post.ru>
22648 * config/avr/libgcc.S (__RAMPZ__): Define.
22649 (__do_copy_data): Add for devices with 128KB code memory.
22651 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
22653 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
22655 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
22657 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
22659 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
22662 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22665 * c-typeck.c (build_binary_op): Warn about floating point
22666 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
22668 2008-02-21 Janis Johnson <janis187@us.ibm.com>
22671 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
22672 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
22674 (rs6000_override_options): Set altivec_abi as default, not override,
22675 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
22676 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
22677 is used; use new member spe_abi.
22678 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
22679 spe_abi and altivec_abi.
22681 2008-02-22 Tomas Bily <tbily@suse.cz>
22683 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
22685 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22688 * config.build (build_file_translate): Set to `CMD //c' only if
22690 * Makefile.in (build_file_translate): Improve comment.
22692 2008-02-21 Jan Hubicka <jh@suse.cz>
22694 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
22695 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
22696 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
22698 2008-02-21 Michael Matz <matz@suse.de>
22701 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
22703 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
22705 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
22706 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
22707 as insn constraint.
22708 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
22709 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
22710 SSE_VEC_FLOAT_MODE_P as insn constraint.
22711 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
22712 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
22713 sse4a_movntdf using MODEF mode iterator.
22714 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
22715 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
22716 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
22717 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
22718 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
22719 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
22720 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
22722 2008-02-21 Richard Guenther <rguenther@suse.de>
22724 * tree.def (PAREN_EXPR): New tree code.
22725 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
22727 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
22728 * expr.c (expand_expr_real_1): Likewise.
22729 * tree-inline.c (estimate_num_insns_1): Likewise.
22730 * tree-complex.c (expand_complex_move): Likewise.
22731 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
22734 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
22737 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
22739 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
22742 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
22744 * config/sh/sh.c (find_barrier): Don't go past
22745 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
22747 2008-02-20 DJ Delorie <dj@redhat.com>
22749 * config/h8300/h8300.md (insv): Force source operand to be a register.
22751 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
22752 as a jump, not as a plain insn.
22754 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
22756 * doc/invoke.texi (Warning Options): Add new option
22757 -Wframe-larger-than=.
22758 (-Wframe-larger-than): Document.
22760 * flags.h (warn_frame_larger_than, frame_larger_than_size):
22761 Add declarations for new option variables.
22763 * final.c (final_start_function): Check the frame size
22764 before emission and issue a Wframe-larger-than warning.
22766 * opts.c (warn_frame_larger_than, frame_larger_than_size):
22767 Add definitions for new option variables.
22768 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
22770 * common.opt (Wframe-larger-than=): New option.
22772 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
22774 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
22775 (<sse>_div<mode>3): Ditto.
22776 (<sse>_vmdiv<mode>3): Ditto.
22777 (<sse>_vmsqrt<mode>2): Ditto.
22778 (*smax<mode>3): Ditto.
22779 (sse5_frcz<mode>2): Ditto.
22780 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
22781 as insn constraint.
22783 2008-02-20 Richard Guenther <rguenther@suse.de>
22785 PR middle-end/35265
22786 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
22787 be happy with INTEGRAL_TYPE_P.
22789 2008-02-20 Richard Guenther <rguenther@suse.de>
22791 * fold-const.c (split_tree): Associate floatig-point expressions
22792 if flag_associative_math is set.
22794 2008-02-20 Richard Guenther <rguenther@suse.de>
22796 * tree.h (fold_real_zero_addition_p): Declare.
22797 * fold-const.c (fold_real_zero_addition_p): Export.
22798 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
22799 floating-point operations with zero and one.
22801 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
22803 * doc/install.texi: Correct references to CFLAGS, replacing them
22804 with BOOT_CFLAGS. Document flags used during bootstrap for
22807 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
22809 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
22810 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
22811 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
22813 (smin<mode>3): Ditto from similar patterns.
22814 (smax<mode>3): Ditto.
22815 (*ieee_smin<mode>3): Ditto.
22816 (*ieee_smax<mode>3): Ditto.
22817 * config/i386/sse.md (sse): New mode attribute.
22818 (mov<mode>): Macroize expander from movv4sf and movv2df using
22819 SSEMODEF2P mode iterator.
22820 (<sse>_movnt<mode>): Ditto from similar patterns. Use
22821 SSE_VEC_FLOAT_MODE_P as insn constraint.
22822 (storent<mode>): Ditto.
22823 (storent<mode>): Macroize expander from storentsf and storentdf using
22824 MODEF mode iterator.
22825 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
22826 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
22827 (abs<mode>2): Ditto from similar patterns.
22828 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
22829 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
22830 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
22831 (<sse>_vmsqrt<mode>2): Ditto.
22832 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
22833 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
22834 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
22835 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
22836 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
22837 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
22838 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
22840 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
22841 iterator and SSE_FLOAT_MODE_P as insn constraint.
22842 (<sse>_ucomi): Ditto from similar patterns.
22843 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
22844 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
22845 SSE_VEC_FLOAT_MODE_P as insn constraint.
22846 (vcond<mode>): Ditto from similar patterns.
22847 (and<mode>3, *and<mode>3): Ditto.
22848 (<sse>_nand<mode>3): Ditto.
22849 (ior<mode>3, *ior<mode>3): Ditto.
22850 (xor<mode>3, *xor<mode>3): Ditto.
22851 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
22852 iterator and SSE_FLOAT_MODE_P as insn constraint.
22853 (*nand<mode>3): Ditto from similar patterns.
22854 (*ior<mode>3): Ditto.
22855 (*xor<mode>3): Ditto.
22857 2008-02-20 Ira Rosen <irar@il.ibm.com>
22859 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
22860 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
22861 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
22863 2008-02-19 Jan Hubicka <jh@suse.cz>
22865 * predict.c (tree_bb_level_predictions): Remove variable next
22866 mistakely introduced by previous commit.
22868 2008-02-19 Jan Hubicka <jh@suse.cz>
22870 * predict.c (predict_paths_leading_to): Rewrite.
22871 (predict_paths_for_bb): New.
22872 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
22874 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22877 * Makefile.in (build_file_translate): New.
22878 (gcc-vers.texi): Use it for translating $(abs_srcdir).
22879 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
22880 * configure.ac (build_file_translate): Substitute it.
22881 * configure: Regenerate.
22883 2008-02-19 Jan Hubicka <jh@suse.cz>
22885 PR rtl-optimization/34408
22886 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
22889 2008-02-19 Jan Hubicka <jh@suse.cz>
22891 PR middle-end/28779
22892 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
22895 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
22898 * config/i386/i386-modes.def: Revert the last DI alignment
22899 change until Ada people can look into it.
22901 2008-02-19 Nick Clifton <nickc@redhat.com>
22903 * opts.c (print_specific_help): Fix typo in --help text.
22905 2008-02-19 Jakub Jelinek <jakub@redhat.com>
22908 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
22909 32-bit inline asm without asm alternatives for host GCC < 3.0.
22911 2008-02-19 Richard Guenther <rguenther@suse.de>
22913 PR tree-optimization/34989
22914 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
22915 Allow propagation to INDIRECT_REF if we can simplify only.
22917 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22919 * c-common.c (warn_for_collisions_1): Use appropriate option when
22922 2008-02-19 Nick Clifton <nickc@redhat.com>
22925 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
22926 (handle_options): Fix indentation.
22927 (print_filtered_help): If no language-specific options were
22928 displayed tell the user how to list all the options supported by
22929 the language's front-end.
22930 (print_specific_help): Fix indentation and remove duplicate line.
22931 (common_handle_option): Handle the -v option.
22932 For --help enable the display of undocumented options if the -v
22933 switch has been included on the command line.
22934 For --help= check for overlaps in the arguments between the option
22935 classes and the language names and issue a warning when they
22936 cannot be disambiguated.
22937 * c.opt (v): Pass on to the common option handler.
22939 2008-02-19 Revital Eres <eres@il.ibm.com>
22941 * modulo-sched.c (sms_schedule): Change dump message when
22942 create_ddg function fails.
22943 (try_scheduling_node_in_cycle): Rename row to cycle.
22944 (print_partial_schedule): Rename CYCLE to ROW.
22946 2008-02-19 Christian Bruel <christian.bruel@st.com>
22947 Zdenek Dvorak <ook@ucw.cz>
22949 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
22951 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
22954 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
22955 (*x86_movdicc_0_m1_se): Ditto.
22957 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
22959 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
22960 (CMPtype): Define as __gcc_CMPtype.
22961 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
22962 (CMPtype): Define as __gcc_CMPtype.
22964 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
22966 Support valgrind 3.3 for --enable-checking=valgrind.
22967 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
22969 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
22970 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
22971 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
22972 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
22973 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
22974 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
22975 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
22977 * ggc-zone.c: Similar.
22978 * ggc-page.c: Similar.
22980 2008-02-19 Paul Brook <paul@codesourcery.com>
22983 * config/arm/ieee754-df.S: Fix do_it typo.
22984 * config/arm/ieee754-sf.S: Fix do_it typo.
22986 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
22989 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
22990 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
22991 (OPTION_MASK_ISA_SSE_SET): Likewise.
22992 (OPTION_MASK_ISA_SSE2_SET): Likewise.
22993 (OPTION_MASK_ISA_SSE3_SET): Likewise.
22994 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
22995 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
22996 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
22997 (OPTION_MASK_ISA_SSE4_SET): Likewise.
22998 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
22999 (OPTION_MASK_ISA_SSE5_SET): Likewise.
23000 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
23001 (OPTION_MASK_ISA_MMX_UNSET): Updated.
23002 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
23003 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
23004 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
23005 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
23006 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
23007 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
23008 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
23009 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
23010 (OPTION_MASK_ISA_SSE4): Removed.
23011 (ix86_handle_option): Turn on bits in ix86_isa_flags and
23012 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
23013 (override_options): Don't turn on implied SSE/MMX bits in
23016 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
23018 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
23021 2008-02-18 Joey Ye <joey.ye@intel.com>
23023 PR middle-end/34921
23024 * tree-nested.c (insert_field_into_struct): Set type alignment
23025 to field alignment if the former is less than the latter.
23027 2008-02-18 Jakub Jelinek <jakub@redhat.com>
23029 * BASE-VER: Set to 4.4.0.
23031 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23033 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
23034 * doc/cfg.texi: Likewise.
23035 * doc/extend.texi: Likewise.
23036 * doc/gty.texi: Likewise.
23037 * doc/invoke.texi: Likewise.
23038 * doc/loop.texi: Likewise.
23039 * doc/md.texi: Likewise.
23040 * doc/passes.texi: Likewise.
23041 * doc/rtl.texi: Likewise.
23042 * doc/sourcebuild.texi: Likewise.
23043 * doc/tm.texi: Likewise.
23044 * doc/tree-ssa.texi: Likewise.
23046 2008-02-17 Richard Guenther <rguenther@suse.de>
23048 PR middle-end/35227
23049 * tree-complex.c (init_parameter_lattice_values): Handle parameters
23050 without default definition.
23052 2008-02-17 Richard Guenther <rguenther@suse.de>
23054 PR tree-optimization/35231
23055 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
23058 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
23061 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
23062 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
23063 libgcc_cmp_return mode.
23065 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23068 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
23070 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
23072 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
23075 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23077 * doc/c-tree.texi: Use `@.' where appropriate.
23078 * doc/extend.texi: Likewise.
23079 * doc/install.texi: Likewise.
23080 * doc/invoke.texi: Likewise.
23081 * doc/loop.texi: Likewise.
23082 * doc/makefile.texi: Likewise.
23083 * doc/md.texi: Likewise.
23084 * doc/passes.texi: Likewise.
23085 * doc/standards.texi: Likewise.
23086 * doc/tm.texi: Likewise.
23088 2008-02-15 Jakub Jelinek <jakub@redhat.com>
23090 PR middle-end/35196
23091 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
23093 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
23094 rather than in entry_bb.
23096 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
23098 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
23099 libgcc_cmp_return mode.
23101 2008-02-15 Jakub Jelinek <jakub@redhat.com>
23103 PR middle-end/35130
23104 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
23105 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
23107 2008-02-15 Richard Guenther <rguenther@suse.de>
23108 Zdenek Dvorak <ook@ucw.cz>
23110 PR tree-optimization/35164
23111 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
23112 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
23113 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
23114 Only propagate addresses which do not have abnormal SSA_NAMEs
23117 2008-02-15 Joseph Myers <joseph@codesourcery.com>
23120 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
23122 2008-02-15 Jan Hubicka <jh@suse.cz>
23124 PR middle-end/35149
23125 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
23127 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
23129 PR middle-end/34621
23130 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
23131 when calculating alignment_pad.
23133 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
23135 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
23136 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
23137 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
23138 and STACK_BOUNDARY define.
23140 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
23142 PR preprocessor/35061
23143 * c-pragma.c (handle_pragma_pop_macro): Check that
23144 pushed_macro_table has been allocated.
23146 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
23148 PR middle-end/35136
23149 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
23150 (force_gimple_operand): Likewise.
23151 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
23152 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
23153 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
23154 (find_interesting_uses_address): Check addressability and alignment
23155 of the base expression only after substituting bases of IVs into it.
23157 2008-02-14 Michael Matz <matz@suse.de>
23160 * function.c (instantiate_virtual_regs_in_insn): Reload address
23161 before falling back to reloading the whole operand.
23163 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
23165 * config/s390/s390.c (s390_mainpool_start): Emit the pool
23166 before the first section switch note.
23168 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23170 * doc/bugreport.texi: Update copyright years.
23171 * doc/c-tree.texi: Likewise.
23172 * doc/cfg.texi: Likewise.
23173 * doc/cpp.texi: Likewise.
23174 * doc/cppinternals.texi: Likewise.
23175 * doc/fragments.texi: Likewise.
23176 * doc/frontends.texi: Likewise.
23177 * doc/gcc.texi: Likewise.
23178 * doc/gty.texi: Likewise.
23179 * doc/hostconfig.texi: Likewise.
23180 * doc/implement-c.texi: Likewise.
23181 * doc/libgcc.texi: Likewise.
23182 * doc/loop.texi: Likewise.
23183 * doc/makefile.texi: Likewise.
23184 * doc/options.texi: Likewise.
23185 * doc/passes.texi: Likewise.
23186 * doc/rtl.texi: Likewise.
23187 * doc/sourcebuild.texi: Likewise.
23188 * doc/standards.texi: Likewise.
23189 * doc/tree-ssa.texi: Likewise.
23190 * doc/trouble.texi: Likewise.
23192 * doc/extend.texi: Use @: or add comma where appropriate.
23193 * doc/invoke.texi: Likewise.
23194 * doc/tm.texi: Likewise.
23196 2008-02-14 Alan Modra <amodra@bigpond.net.au>
23199 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
23202 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
23204 * doc/md.texi (clz, ctz): Add reference.
23205 * doc/rtl.texi (clz, ctz): Likewise.
23207 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23210 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
23213 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
23215 * config/s390/s390.c (struct constant_pool): New field
23216 emit_pool_after added.
23217 (s390_mainpool_start): Set the emit_pool_after flag according
23218 to the section switch notes.
23219 (s390_mainpool_finish): Consider emit_pool_after when emitting
23220 the literal pool at the end of the function.
23221 (s390_chunkify_start): Force literal pool splits at section
23224 2008-02-13 Michael Matz <matz@suse.de>
23227 * var-tracking.c (clobber_variable_part): Correctly traverse the
23230 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23233 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
23234 Add -fdump-ipa-inline.
23235 * tree-dump.c (dump_files): Remove tree-inlined dump.
23236 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
23238 2008-02-12 Richard Guenther <rguenther@suse.de>
23240 PR tree-optimization/35171
23241 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
23244 2008-02-12 Richard Guenther <rguenther@suse.de>
23246 PR middle-end/35163
23247 * fold-const.c (fold_widened_comparison): Use get_unwidened in
23248 value-preserving mode. Disallow final truncation.
23250 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
23252 PR middle-end/35136
23253 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
23254 code from here to...
23255 (force_gimple_operand): ...here.
23257 2008-02-12 Jakub Jelinek <jakub@redhat.com>
23260 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
23261 non-compatible pointers.
23262 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
23263 different FIELD_DECLs, try harder by comparing field offsets, sizes
23266 PR inline-asm/35160
23267 * function.c (match_asm_constraints_1): Don't replace the same input
23270 2008-02-12 Anatoly Sokolov <aesok@post.ru>
23272 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
23273 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
23274 (expand_epilogue): Restore RAMPZ register.
23275 * config/avr/avr.md (RAMPZ_ADDR): New constant.
23277 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
23279 * config/i386/cygwin.asm: (__alloca): Correct calling
23280 convention and alignment.
23281 (__chkstk): Force 8 byte stack alignment.
23283 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
23284 Richard Guenther <rguenther@suse.de>
23286 PR tree-optimization/33992
23287 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
23288 the zero we compare against.
23290 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
23292 PR libfortran/35063
23293 * gthr-win32.h (__gthread_mutex_destroy_function): New function
23294 to CloseHandle after unlocking to prevent accumulation of handle
23297 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23299 PR middle_end/34150
23300 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
23301 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
23302 and update LABEL_NUSES during and after reload.
23304 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
23306 PR middle-end/34627
23307 * combine.c (simplify_if_then_else): Make sure the comparison is
23308 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
23310 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
23313 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
23314 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
23315 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
23316 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
23317 * tree.h (get_type_static_bounds): Likewise.
23319 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23321 * doc/invoke.texi (Option Summary, C++ Dialect Options)
23322 (Objective-C and Objective-C++ Dialect Options, Warning Options):
23323 Make -Wfoo language annotations match what the compiler outputs.
23325 2008-02-08 Sa Liu <saliu@de.ibm.com>
23327 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
23328 intrinsics spu_convts, spu_convtu, spu_convtf.
23330 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
23332 * doc/extend.texi (Function Attributes) <noinline>: Mention
23333 asm ("") as method to keep calls.
23335 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23338 * doc/options.texi (Options): Replace references to opts.sh with
23340 * opts-common.c: Likewise.
23341 * optc-gen.awk: Likewise.
23343 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
23345 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
23347 2008-02-07 Richard Henderson <rth@redhat.com>
23350 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
23351 EXPR_LIST for the REG_EQUAL instead of a comparison with a
23354 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
23356 PR tree-optimization/35085
23357 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
23358 for operand entry oe2 in addition to operand entry oe3 in order to
23359 expose more opportunities for vectorizer sum reduction.
23361 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23364 * Makefile.in (LIBS): Remove $(GMPLIBS).
23365 (cc1-dummy, cc1): Add $(GMPLIBS).
23367 2008-02-06 Jan Hubicka <jh@suse.cz>
23370 * i386.md (moddf_integer): Do not produce partial memory stalls for
23371 targets where it hurts.
23373 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
23376 * optabs.c (expand_float): Do not check for decimal modes when
23377 expanding unsigned integer through signed conversion.
23379 2008-02-06 Nick Clifton <nickc@redhat.com>
23381 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
23382 inside the clobber with a match_operand and duplicated operand
23383 number in the constraint.
23384 (ineqbranchsi): Delete redundant comment.
23386 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
23388 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
23389 builtin_define ("__USE_INIT_FINI__").
23390 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
23392 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
23394 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23396 PR documentation/30330
23397 * doc/invoke.texi (C++ Dialect Options)
23398 (Objective-C and Objective-C++ Dialect Options, Warning Options):
23399 For each warning option -Wfoo that allows -Wno-foo, ensure both
23400 -Wfoo and -Wno-foo are listed in the option index. Fix index
23401 entry of -Wswitch-default, index -Wnormalized= including the
23402 `=', and -Wlarger-than-@var{len} including @var{len}.
23404 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
23406 * config/i386/i386.md (floatunssisf2): Use
23407 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
23408 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
23409 Macroize expander using MODEF mode iterator.
23411 2008-02-05 Diego Novillo <dnovillo@google.com>
23413 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
23416 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
23418 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23421 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
23423 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
23426 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
23427 to indicate if a message should be generated.
23428 (init_cumulative_args): Updated.
23429 (function_value_32): Likewise.
23431 2008-02-05 Joseph Myers <joseph@codesourcery.com>
23433 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
23435 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
23438 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
23439 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
23441 2008-02-04 Diego Novillo <dnovillo@google.com>
23443 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
23446 * tree-vrp.c (vrp_evaluate_conditional): With
23447 -Wtype-limits, emit a warning when comparing against a
23448 constant outside the natural range of OP0's type.
23450 2008-02-04 Richard Guenther <rguenther@suse.de>
23452 PR middle-end/33631
23453 * expr.c (count_type_elements): Give for unions instead of
23456 2008-02-04 Richard Guenther <rguenther@suse.de>
23458 PR middle-end/35043
23459 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
23460 to TYPE_DOMAINs base type instead of using bitsizetype here.
23462 2008-02-03 Jason Merrill <jason@redhat.com>
23464 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
23466 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23469 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
23470 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
23471 (RS/6000 and PowerPC Options): Fix typos and markup.
23472 * doc/passes.texi (Tree-SSA passes): Likewise.
23474 2008-02-02 Michael Matz <matz@suse.de>
23477 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
23478 from record_last_reg_set_info.
23479 (record_last_reg_set_info): Take an RTX argument, iterate over all
23480 constituent hardregs.
23481 (record_last_set_info, record_opr_changes): Change calls to
23482 new signature or to record_last_reg_set_info_regno.
23484 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
23486 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
23488 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
23490 PR rtl-optimization/34773
23491 * reg-notes.def (EQUAL): Mention significance of combination of
23492 REG_EQUAL and REG_RETVAL.
23493 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
23494 insn that has a REG_RETVAL.
23496 2008-02-01 Roger Sayle <roger@eyesopen.com>
23499 * configure.ac (--enable-fixed-point): Disable unless explicitly
23501 * configure: Regenerate.
23503 2008-02-01 Richard Guenther <rguenther@suse.de>
23506 * invoke.texi (-finline-limit): Remove no longer true parts
23507 of the documentation. Note that there is no default value.
23509 2008-02-01 Andrew Pinski <pinskia@gmail.com>
23510 Mark Mitchell <mark@codesourcery.com>
23511 Ben Elliston <bje@au.ibm.com>
23514 * doc/extend.texi (Other Builtins): Document.
23516 2008-01-31 Tom Browder <tom.browder@gmail.com>
23518 * doc/c-tree.texi (Types): Fix grammar.
23519 (Expression trees): Ditto.
23520 * doc/passes.texi (Tree-SSA passes): Ditto.
23522 * doc/configterms.texi (Configure Terms): Fix typo.
23523 * doc/cpp.texi (Common Predefined Macros): Ditto.
23524 * doc/md.texi (Machine Constraints): Ditto.
23526 * doc/makefile.texi (Makefile): Add comma.
23528 2008-01-31 Tom Browder <tom.browder@gmail.com>
23529 Gerald Pfeifer <gerald@pfeifer.com>
23531 * doc/sourcebuild.texi (Front End): Remove references to CVS
23532 and CVSROOT/modules.
23533 (Texinfo Manuals): Replace reference to CVS by one to SVN.
23534 (Back End): Remove reference to CVS.
23536 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
23539 * config/mips/mips.c (gen_load_const_gp): New function, taking a
23541 (mips16_gp_pseudo_reg): ...here.
23542 * config/mips/mips.md (load_const_gp): Replace with...
23543 (load_const_gp_<mode>): ...this :P-based insn.
23545 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23547 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
23548 options. Minor fixes.
23549 (-std): Move reference to standards closer to where language
23550 standards are first mentioned.
23552 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
23554 PR rtl-optimization/34995
23555 * reload.c (alternative_allows_const_pool_ref): Take an rtx
23556 parameter and return a bool. If the rtx parameter is nonnull,
23557 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
23558 (find_reloads): Update call accordingly. Pass the new operand
23559 if it needed no address reloads, otherwise pass null.
23561 2008-01-30 Richard Henderson <rth@redhat.com>
23564 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
23565 for unbounded arrays.
23567 2008-01-30 Silvius Rus <rus@google.com>
23569 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
23571 2008-01-30 Jan Hubicka <jh@suse.cz>
23574 * i386.c (init_cumulative_args): Use real function declaration when
23577 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
23579 PR rtl-optimization/34998
23580 * global.c (build_insn_chain): Treat non-subreg_lowpart
23581 SUBREGs of pseudos as clobbering all the words covered by the
23582 SUBREG, not just all the bytes.
23583 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
23584 original df_ref rather than an extract parameter.
23585 (global_conflicts): Update call accordingly.
23587 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
23589 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
23590 the overflow check to make it easier to read.
23591 (__fixtfdi): Change the type of the ll member in union
23592 long_double to UDItype_x.
23594 2008-01-30 Jakub Jelinek <jakub@redhat.com>
23596 PR middle-end/34969
23597 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
23598 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
23599 * tree-inline.c (fold_marked_statements): Call
23600 cgraph_update_edges_for_call_stmt if folding a call statement.
23601 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
23602 debug_generic_stmt calls, reset it back afterwards.
23605 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
23607 * c-typeck.c (build_external_ref): Don't pedwarn about
23608 static vars in current function's scope.
23610 2008-01-29 Joseph Myers <joseph@codesourcery.com>
23612 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
23614 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
23617 * ipa-struct-reorg.c: Fix spelling.
23618 * params.def: Ditto.
23620 2008-01-29 Richard Guenther <rguenther@suse.de>
23622 PR middle-end/35006
23623 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
23625 * tree-inline.c (remap_type): Increment remapping_type_depth
23626 around remapping types.
23627 (copy_body_r): Only add referenced variables if they are referenced
23628 from code, not types.
23630 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
23641 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
23642 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
23644 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
23647 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
23648 pointer for tiny stack.
23650 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
23652 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
23654 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
23656 * config/vx-common.h: Fix typo in comment.
23658 2008-01-28 Ian Lance Taylor <iant@google.com>
23662 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
23663 coalesce pointers if they have different DECL_NO_TBAA_P values.
23664 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
23665 between variables with different DECL_NO_TBAA_P values.
23667 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
23670 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
23671 are not legitimate small data references on SPE targets.
23673 2008-01-28 David Daney <ddaney@avtrex.com>
23675 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
23677 2008-01-28 David Daney <ddaney@avtrex.com>
23679 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
23681 2008-01-27 Joseph Myers <joseph@codesourcery.com>
23683 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
23684 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
23685 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
23686 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
23687 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
23688 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
23689 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
23690 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
23692 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
23694 * basic-block.h (condjump_equiv_p): Fix comment.
23696 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
23698 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
23699 print_generic_stmt_indented): Fix comment.
23701 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
23703 * configure.ac (__stack_chk_fail): Add detecion for availability
23704 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
23705 * configure: Regenerate.
23707 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
23709 PR middle-end/34688
23710 * final.c (output_addr_const): Handle TRUNCATE.
23712 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
23715 * tree-ssa-loop-ivopts.c (comp_cost): New type.
23716 (zero_cost, infinite_cost): New constants.
23717 (struct cost_pair): Change type of cost to comp_cost.
23718 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
23719 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
23721 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
23722 split_address_cost, ptr_difference_cost, difference_cost,
23723 get_computation_cost_at, get_computation_cost,
23724 determine_use_iv_cost_generic, determine_use_iv_cost_address,
23725 determine_use_iv_cost_condition, determine_use_iv_costs,
23726 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
23727 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
23728 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
23729 Change type of cost to comp_cost.
23730 (determine_iv_cost): Increase cost of non-original ivs, instead
23731 of decreasing the cost of original ones.
23732 (get_address_cost): Indicate the complexity of the addressing mode
23734 (try_add_cand_for): Prefer using ivs not specific to some object.
23735 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
23737 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
23738 Janis Johnson <janis187@us.ibm.com>
23741 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
23742 (TARGET_INSTANTIATE_DECLS): Likewise.
23743 * target.h (expand_to_rtl_hook): New target hook.
23744 (instantiate_decls): Likewise.
23745 * function.c (instantiate_decl): Make non-static. Rename to...
23746 (instantiate_decl_rtl): ... this.
23747 (instantiate_expr): Use instantiate_decl_rtl.
23748 (instantiate_decls_1): Likewise.
23749 (instantiate_decls): Likewise.
23750 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
23751 * function.h (instantiate_decl_rtl): Add prototype.
23752 * cfgexpand.c (target.h): New include.
23753 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
23754 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
23755 (TARGET_INSTANTIATE_DECLS): Likewise.
23756 (TARGET_INITIALIZER): New target hooks added.
23757 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
23759 * config/rs6000/rs6000.c (tree-flow.h): New include.
23760 (machine_function): Add sdmode_stack_slot field.
23761 (rs6000_alloc_sdmode_stack_slot): New function.
23762 (rs6000_instantiate_decls): Likewise.
23763 (rs6000_secondary_memory_needed_rtx): Likewise.
23764 (rs6000_check_sdmode): Likewise.
23765 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
23766 (TARGET_INSTANTIATE_DECLS): Likewise.
23767 (rs6000_hard_regno_mode_ok): Allow SDmode.
23768 (num_insns_constant): Likewise. Handle _Decimal32 constants.
23769 (rs6000_emit_move): Handle SDmode.
23770 (function_arg_advance): Likewise.
23771 (function_arg): Likewise.
23772 (rs6000_gimplify_va_arg): Likewise. Add special handling of
23773 SDmode var args for 32-bit compiles.
23774 (rs6000_secondary_reload_class): Handle SDmode.
23775 (rs6000_output_function_epilogue): Likewise.
23776 (rs6000_function_value): Simplify if statement.
23777 (rs6000_libcall_value): Likewise.
23778 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
23779 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
23780 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
23781 (movsd_hardfloat): New define_insn.
23782 (movsd_softfloat): Likewise.
23783 (movsd_store): Likewise.
23784 (movsd_load): Likewise.
23785 (extendsddd2): Likewise.
23786 (extendsdtd2): Likewise.
23787 (truncddsd2): Likewise.
23788 (movdd_hardfloat64): Fixup comment.
23789 (UNSPEC_MOVSD_LOAD): New constant.
23790 (UNSPEC_MOVSD_STORE): Likewise.
23792 2008-01-26 Jakub Jelinek <jakub@redhat.com>
23795 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
23797 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
23798 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
23799 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
23800 and TRUTH_XOR_EXPR.
23802 2008-01-26 David Edelsohn <edelsohn@gnu.org>
23805 * config.gcc: Separate AIX 5.3 from AIX 6.1.
23806 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
23807 __LONGDOUBLE128 too.
23808 * config/rs6000/aix61.h: New file.
23810 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
23812 PR rtl-optimization/34959
23813 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
23814 popcount and parity rtxes the same mode as their operand.
23815 Truncate or extend the result to the return value's mode
23818 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
23821 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
23822 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
23823 to GOT_VERSION_REGNUM.
23824 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
23825 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
23826 * config/mips/mips.c (mips_emit_call_insn): New function.
23827 (mips_call_tls_get_addr): Call mips_expand_call directly.
23828 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
23830 (mips16_build_call_stub): Likewise. Return the call insn or null.
23831 (mips_expand_call): Update the call to mips16_build_call_stub
23832 accordingly and a remove redundant condition. Assert that MIPS16
23833 stubs do not use lazy binding. Use mips_emit_call_insn and return
23835 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
23837 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
23838 (mips_avoid_hazard): Remove hazard_set handling.
23839 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
23840 (UNSPEC_RESTORE_GP): ...this.
23841 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
23842 (FAKE_CALL_REGNO): Rename to...
23843 (GOT_VERSION_REGNUM): ...this.
23844 (type): Add "ghost" value. Add an associated insn reservation.
23845 (hazard_set): Remove.
23846 (exception_receiver): Rename to...
23847 (restore_gp): ...this and update the unspec identifier accordingly.
23848 (exception_receiver, nonlocal_got_receiver): New expanders.
23849 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
23850 FAKE_CALL_REGNO. Remove hazard_set attribute.
23851 (set_got_version, update_got_version): New patterns.
23853 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
23856 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
23858 2008-01-25 Joseph Myers <joseph@codesourcery.com>
23861 * doc/install.texi2html: Generate gcc-vers.texi.
23863 2008-01-25 DJ Delorie <dj@redhat.com>
23865 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
23867 2008-01-25 Joseph Myers <joseph@codesourcery.com>
23869 * config/c4x: Remove directory.
23870 * config.gcc (crx-*, mt-*): Mark obsolete.
23871 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
23872 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
23873 sh-*-rtemscoff*): Remove cases.
23874 * defaults.h (C4X_FLOAT_FORMAT): Remove.
23875 * real.c (encode_c4x_single, decode_c4x_single,
23876 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
23877 c4x_extended_format): Remove.
23878 * real.h (c4x_single_format, c4x_extended_format): Remove.
23879 * doc/extend.texi (interrupt, naked): Remove mention of attributes
23881 (Pragmas): Remove comment about c4x pragmas.
23882 * doc/install.texi (c4x): Remove target-specific instructions.
23883 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
23884 * doc/md.texi (Machine Constraints): Remove C4x documentation.
23885 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
23886 refer to C4x source files as examples.
23887 (C4X_FLOAT_FORMAT): Remove documentation.
23889 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
23891 * config/bfin/bfin.c (override_options): Reorder tests so that
23892 flag_pic gets enabled for -msep-data.
23894 2008-01-25 Richard Guenther <rguenther@suse.de>
23896 PR middle-end/32244
23897 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
23898 to its bitfield precision if required.
23900 2008-01-25 Jakub Jelinek <jakub@redhat.com>
23902 PR middle-end/33880
23903 * tree-nested.c (walk_omp_for): New function.
23904 (convert_nonlocal_reference, convert_local_reference): Call
23905 walk_omp_for on OMP_FOR.
23906 (convert_call_expr): Call walk_body on OMP_FOR's
23907 OMP_FOR_PRE_INIT_BODY.
23909 2008-01-25 Richard Guenther <rguenther@suse.de>
23911 PR tree-optimization/34966
23912 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
23913 default defs and PHI_NODEs we have to insert after the
23914 defining statement.
23916 2008-01-24 Nick Clifton <nickc@redhat.com>
23918 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
23919 Provide a default definition.
23920 (LIBGCC2_UNITS_PER_WORD): Likewise.
23922 * config/stormy16/stormy16.c: Include df.h for the prototype
23923 for df_regs_ever_live_p.
23924 (xstormy16_expand_builtin_va_start): Convert the stack offset
23925 into a component_ref and then use POINTER_PLUS_EXPR to add it
23926 to the incoming_virtual_args_rtx.
23927 (xstormy16_gimplify_va_arg_expr): Rename to
23928 xstormy16_gimplify_va_arg_expr.
23929 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
23930 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
23931 xstormy16_gimplify_va_arg_expr.
23932 Fix up some formatting issues.
23934 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
23935 Move to predicates.md.
23936 (xs_hi_general_operand): Likewise.
23937 (xs_hi_nonmemory_operand): Likewise.
23938 * config/stormy16/predicates.md:
23939 (xstormy16_carry_plus_operand): New predicate.
23940 (xs_hi_general_operand): New predicate.
23941 (xs_hi_nonmemory_operand): New predicate.
23942 * config/stormy16/stormy16-protos.h:
23943 (xstormy16_carry_plus_operand): Delete prototype.
23944 (xs_hi_general_operand): Likewise.
23945 (xs_hi_nonmemory_operand): Likewise.
23947 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
23948 modifiers as they are no longer needed and they can trigger
23949 reload spill failures.
23951 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
23952 with a match_operand in order to help reload.
23954 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
23955 constraint with 'e' for the 8th alternative as this version of
23956 the mov.w instruction only accepts the lower 8 registers.
23958 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
23961 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
23962 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
23965 2008-01-25 Jakub Jelinek <jakub@redhat.com>
23967 PR middle-end/33333
23968 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
23970 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
23972 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
23974 (remove_structure): Update allocations list before removing structure.
23976 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
23978 * ipa-struct-reorg.c (is_safe_cond_expr,
23979 create_new_stmts_for_cond_expr): Use integer_zerop function,
23980 that recognize not only zero-pointer, but zero-integer too.
23982 2008-01-25 Ben Elliston <bje@au.ibm.com>
23985 * fixproto: Escape "." in sed expression that strips leading "./".
23987 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
23990 * gcc.c (SWITCH_OK): Removed.
23991 (SWITCH_LIVE): Changed to bit.
23992 (SWITCH_FALSE): Likewise.
23993 (SWITCH_IGNORE): Likewise.
23994 (switchstr): Change live_cond to unsigned int.
23995 (process_command): Replace SWITCH_OK with 0.
23996 (do_self_spec): Likewise.
23997 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
23998 (give_switch): Likewise.
23999 (used_arg): Likewise.
24000 (do_spec_1): Set the SWITCH_IGNORE bit.
24001 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
24002 bits. Set the SWITCH_LIVE bit.
24004 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
24006 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
24008 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
24010 PR tree-optimization/34472
24011 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
24012 parameter to a "bool *" and set *DATA to false if there is
24013 an unsafe access. Do not delete the structure here.
24014 (check_cond_exprs): Delete it here instead.
24015 (check_cond_exprs, exclude_cold_structs): Do not increase
24016 I when removing a structure.
24018 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
24021 * config/i386/i386.c (ix86_expand_vector_init): Consider only
24022 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
24024 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
24026 PR middle-end/34934
24027 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
24028 a fixed vector for stack.
24030 2008-01-24 Ben Elliston <bje@au.ibm.com>
24033 * doc/gcc.texi (Software development): Add a direntry for g++.
24035 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
24037 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
24038 stale and straggling -fforce-addr comments above.
24040 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
24042 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
24043 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
24045 2008-01-23 Michael Matz <matz@suse.de>
24048 * dwarf2out.c (force_type_die): Use modified_type_die instead of
24051 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
24053 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
24054 malloc result type.
24056 2008-01-23 Anatoly Sokolov <aesok@post.ru>
24058 * config/avr/avr.c (avr_current_arch): New variable.
24059 (avr_arch_types): Add 'avr31' and 'avr51' entries.
24060 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
24061 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
24062 (avr_override_options): Init 'avr_current_arch'.
24063 (base_arch_s): Move from here...
24064 * config/avr/avr.h (base_arch_s): ... here. Add new members
24065 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
24066 'mega' to 'have_jmp_call'.
24067 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
24068 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
24070 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
24072 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
24073 MULTILIB_MATCHES): Ditto.
24075 2008-01-23 Richard Guenther <rguenther@suse.de>
24077 PR middle-end/31529
24078 * cgraphunit.c (cgraph_reset_node): Always mark the node
24079 not reachable if it is not queued already.
24081 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
24083 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
24084 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
24085 (cputype_selected): New static variable.
24086 (bfin_handle_option): Set it if -mcpu is used.
24087 (override_option): Select default set of workarounds if no cpu type
24088 selected on the command line.
24089 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
24091 From Michael Frysinger <michael.frysinger@analog.com>
24092 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
24093 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
24095 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
24096 for bf547, bf523, bf524, and bf526.
24097 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
24099 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
24100 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
24101 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
24102 __ADSPBF547__ and __ADSPBF54x__ for bf547.
24103 * doc/invoke.texi (Blackfin Options): Document that
24104 -mcpu now accept bf547, bf523, bf524, and bf526.
24106 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
24108 PR rtl-optimization/34628
24109 * combine.c (try_combine): Stop and undo after the first combination
24110 if an autoincrement side-effect on the first insn has effectively
24113 2008-01-22 David Edelsohn <edelsohn@gnu.org>
24116 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
24117 Offset addresses are not valid for Altivec or paired float modes.
24119 2008-01-22 Jakub Jelinek <jakub@redhat.com>
24122 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
24123 if DECL_INITIAL (decl) is error_mark_node.
24126 * c-common.c (handle_vector_size_attribute): Only allow
24127 integral, scalar float and fixed point types. Handle OFFSET_TYPE
24128 the same way as pointer, array etc. types.
24129 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
24132 * tree.c (build_type_attribute_qual_variant): Call
24133 build_qualified_type if attributes are equal, but quals are not.
24135 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24138 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
24139 * flags.h (warn_strict_aliasing): Remove.
24140 (warn_strict_overflow): Remove.
24141 * opts.c (warn_strict_aliasing): Remove.
24142 (warn_strict_overflow): Remove.
24143 * c-opts.c (c_common_handle_option): -Wall only sets
24144 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
24145 (c_common_post_options): Give default values to -Wstrict-aliasing
24146 and -Wstrict-overflow if they are uninitialized.
24147 * common.opt (Wstrict-aliasing): Specify Var and Init.
24148 (Wstrict-overflow): Likewise.
24150 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
24152 PR rtl-optimization/26854
24153 PR rtl-optimization/34400
24154 PR rtl-optimization/34884
24155 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
24157 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
24158 (df_rd_bb_info.expanded_lr_out): Deleted
24159 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
24160 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
24161 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
24162 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
24163 Removed code to allocate, initialize or free expanded_lr_out.
24164 (df_rd_bb_local_compute_process_def): Restructured to make more
24166 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
24167 sets if the sets are being trimmed.
24169 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
24172 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
24173 (as_vers): Likewise.
24174 * configure: Regenerated.
24176 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24178 PR middle-end/33092
24179 * tree-pass.h (pass_build_alias): New pass.
24180 * tree-ssa-alias.c (gate_build_alias): New.
24181 (pass_build_alias): New.
24182 * passes.c (init_optimization_passes): Add pass_build_alias after
24183 pass_create_structure_vars.
24185 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
24187 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
24188 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
24189 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
24190 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
24191 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
24192 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
24193 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
24194 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
24195 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
24196 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
24197 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
24198 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
24199 * config/s390/s390.md (FP_ALL): New mode iterator.
24200 (_d): New mode attribute.
24201 ("*signbit<mode>2>"): Changed mode of first operand.
24202 ("isinf<mode>2"): Changed mode of first operand.
24203 ("*TDC_insn"): Adaptation for DFP modes.
24205 2008-01-22 Ben Elliston <bje@au.ibm.com>
24207 * tree.c (check_qualified_type): Improve function description.
24209 2008-01-21 Jason Merrill <jason@redhat.com>
24212 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
24213 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
24216 2008-01-21 DJ Delorie <dj@redhat.com>
24218 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
24221 2008-01-21 Richard Guenther <rguenther@suse.de>
24223 PR middle-end/34856
24224 * tree-cfg.c (verify_expr): Allow all invariant expressions
24225 instead of just constant class ones as reference argument.
24226 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
24227 like any other constant.
24228 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
24230 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
24232 * regmove.c (fixup_match_1): Update call crossed frequencies.
24234 2008-01-21 Richard Guenther <rguenther@suse.de>
24237 * tree-inline.c (setup_one_parameter): Deal with mismatched
24238 types using a VIEW_CONVERT_EXPR.
24240 2008-01-21 Alon Dayan <alond@il.ibm.com>
24241 Olga Golovanevsky <olga@il.ibm.com>
24243 PR tree-optimization/34701
24244 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
24245 when the structure size is not a power of 2.
24247 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
24249 * doc/install.texi: Add doc for --enable-checking=df.
24251 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
24253 PR rtl-optimization/34808
24254 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
24256 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
24258 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
24261 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
24263 PR rtl-optimization/26854
24264 PR rtl-optimization/34400
24265 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
24267 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
24268 (df_rd_bb_info.expanded_lr_out): New.
24269 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
24270 * loop_iv.c (iv_analysis_loop_init): Ditto.
24271 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
24272 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
24273 Added code to allocate, initialize or free expanded_lr_out.
24274 (df_rd_bb_local_compute_process_def): Restructured to make
24275 more understandable.
24276 (df_rd_confluence_n): Add code to do nothing with fake edges and
24277 code to no apply invalidate_by_call sets if the sets are being trimmed.
24278 (df_lr_local_finalize): Renamed to df_lr_finalize.
24279 (df_live_local_finalize): Renamed to df_live_finalize.
24281 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
24284 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
24285 deciding whether to use reciprocal instructions.
24287 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
24289 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
24290 dwarf2out_note_section_used if cold_text_section is NULL.
24292 2008-01-19 Jakub Jelinek <jakub@redhat.com>
24294 PR gcov-profile/34610
24295 * tree-cfg.c (make_edges): Mark both outgoing edges from
24296 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
24297 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
24298 from OMP_FOR and OMP_CONTINUE outgoing edges.
24300 * tree-profile.c (tree_profiling): Return early if
24301 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
24303 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
24304 from cfun to child_cfun.
24305 * function.h (struct function): Add after_tree_profile bit.
24307 2008-01-19 Anatoly Sokolov <aesok@post.ru>
24309 * config/avr/avr.S (_exit): Disable interrupt.
24311 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
24312 Steven Bosscher <stevenb.gcc@gmail.com>
24314 PR rtl-optimization/26854
24315 PR rtl-optimization/34400
24316 * df-problems.c (df_live_scratch): New scratch bitmap.
24317 (df_live_alloc): Allocate df_live_scratch when doing df_live.
24318 (df_live_reset): Clear the proper bitmaps.
24319 (df_live_bb_local_compute): Only process the artificial defs once
24320 since the order is not important.
24321 (df_live_init): Init the df_live sets only with the variables
24322 found live by df_lr.
24323 (df_live_transfer_function): Use the df_lr sets to prune the
24324 df_live sets as they are being computed.
24325 (df_live_free): Free df_live_scratch.
24327 2008-01-18 Ian Lance Taylor <iant@google.com>
24329 * common.opt: Add fmerge-debug-strings.
24330 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
24331 flag_merge_debug_strings rather than flag_merge_constants.
24332 * doc/invoke.texi (Option Summary): Mention
24333 -fmerge-debug-strings.
24334 (Debugging Options): Document -fmerge-debug-strings.
24336 2008-01-18 Ian Lance Taylor <iant@google.com>
24339 * tree.h (DECL_IS_OPERATOR_NEW): Define.
24340 (struct tree_function_decl): Add new field operator_new_flag.
24341 * tree-inline.c (expand_call_inline): When inlining a call to
24342 operator new, force the return value to go into a variable, and
24343 set DECL_NO_TBAA_P on that variable.
24344 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
24346 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
24349 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
24350 DWARF2_DEBUGGING_INFO.
24351 (dwarf2out_note_section_used): Ditto. Add prototype.
24352 (have_multiple_function_sections, text_section_used,
24353 cold_text_section_used, *cold_text_sections): Move declarations
24356 2008-01-17 Bob Wilson <bob.wilson@acm.org>
24358 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
24359 field and add signal_ra.
24360 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
24361 assignments to frame state pc. Move end of stack check after
24362 MD_FALLBACK_FRAME_STATE_FOR.
24363 (uw_update_context_1): Use frame state signal_regs if set, instead
24364 of checking signal_frame flag.
24365 (uw_update_context): Use frame state signal_ra if set.
24366 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
24367 * config/xtensa/linux-unwind.h: New file.
24369 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
24371 * modulo-sched.c (get_sched_window): Fix comment typo.
24373 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
24375 PR tree-optimization/34648
24376 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
24378 2008-01-17 Anatoly Sokolov <aesok@post.ru>
24380 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
24381 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
24383 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
24385 PR rtl-optimization/34400
24386 * df-core.c (df_worklist_dataflow_overeager,
24387 df_worklist_dataflow_doublequeue): New functions.
24388 (df_worklist_dataflow): Two different worklist solvers.
24389 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
24392 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
24395 * doc/invoke.texi: Document the dependence on pthread for fopenmp
24396 and ftree-parallelize-loops.
24398 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
24400 PR rtl-optimization/34826
24401 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
24403 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
24405 * global.c (find_reg): Mark the eh regs as used if necessary.
24406 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
24407 * ra.h (struct allocno): no_eh_reg field added. Changed
24408 no_stack_reg type to bitfield.
24410 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
24412 * tree.c (substitute_in_expr): Add missing 'break'.
24414 2008-01-17 Richard Guenther <rguenther@suse.de>
24416 PR tree-optimization/34825
24417 * tree-ssa-math-opts.c (is_division_by): Do not recognize
24418 x / x as division to handle.
24420 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24422 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
24423 "-pthread" is specified.
24424 * pa-hpux11.h (LIB_SPEC): Likewise.
24426 2008-01-16 Janis Johnson <janis187@us.ibm.com>
24427 Peter Bergner <bergner@vnet.ibm.com>
24429 PR rtl-optimization/33796
24430 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
24432 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24434 PR libgfortran/34699
24435 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
24437 * pa-hpux10.h (LINK_SPEC): Likewise.
24438 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
24440 2008-01-16 Richard Guenther <rguenther@suse.de>
24442 PR middle-end/32628
24443 * fold-const.c (fold_convert_const_int_from_int): Do not
24444 set overflow if that occured only because of a sign extension
24445 change when converting from/to a sizetype with the same
24446 precision and signedness.
24448 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
24451 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
24452 location address to the correct place. Update copyright year.
24454 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
24456 * lambda-code.c (lambda_transform_legal_p): Handle the case of
24457 no dependences in the dependence_relations vector.
24459 2008-01-16 Jan Hubicka <jh@suse.cz>
24461 PR rtl-optimization/31396
24462 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
24463 * cfg.c (dump_reg_info): Print it.
24464 * regs.h (struct reg_info_t): add freq_calls_crossed.
24465 (REG_FREQ_CALLS_CROSSED): New macro.
24466 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
24467 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
24468 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
24469 regmove_optimize): Update call crossed frequencies.
24470 * local-alloc.c (struct qty): Add freq_calls_crossed.
24471 (alloc_qty): Copute freq_calls_crossed.
24472 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
24473 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
24474 * ra.h (struct allocno): Add freq_calls_crossed.
24476 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
24478 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
24479 libgomp when compiling with ftree-parallelize-loops.
24480 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
24482 2008-01-16 Richard Guenther <rguenther@suse.de>
24484 PR tree-optimization/34769
24485 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
24486 * tree.c (int_cst_value): Instead make this function more
24487 permissive in what it accepts as valid input. Document this
24488 function always sign-extends the value.
24490 2008-01-16 Jakub Jelinek <jakub@redhat.com>
24491 Richard Guenther <rguenther@suse.de>
24494 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
24495 (gimple_fold_indirect_ref_rhs): ... this.
24496 (gimple_fold_indirect_ref): New function with foldings
24497 that preserve lvalueness.
24498 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
24499 * tree-flow.h (gimple_fold_indirect_ref): Declare.
24500 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
24501 to fold an INDIRECT_REF, fall back to the old use of
24502 fold_indirect_ref_1.
24504 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
24506 * tree-data-ref.c (subscript_dependence_tester_1): Call
24507 free_conflict_function.
24508 (compute_self_dependence): Same.
24510 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
24513 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
24514 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
24516 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
24517 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
24518 for DWARF2_UNWIND_INFO targets.
24520 2008-01-16 Richard Guenther <rguenther@suse.de>
24523 * c-typeck.c (common_pointer_type): Do not merge inconsistent
24524 type qualifiers for function types.
24526 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
24528 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
24529 loop_iterator li from previous commit.
24531 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
24533 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
24535 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
24537 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
24538 (parallelize_loops): Don't parallelize irreducible components.
24540 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24543 * c-opts (c_common_post_options): Do not enable CPP
24544 flag_pedantic_errors by default.
24546 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
24548 PR rtl-optimization/31944
24549 * cse.c (remove_pseudo_from_table): New function.
24550 (merge_equiv_classes): Use above function to remove pseudo-registers.
24551 (invalidate): Likewise.
24553 2008-01-13 Richard Guenther <rguenther@suse.de>
24555 PR middle-end/34601
24556 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
24557 instead of TYPE_MODE to deal with calls from expand_one_error_var.
24559 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
24561 * gcse.c (cprop_jump): Call validate_unshare_change instead of
24562 validate_change to unshare the source of the PC set.
24564 2008-01-12 Jan Hubicka <jh@suse.cz>
24566 PR middle-end/32135
24567 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
24568 references above array bounds. This might trigger bounds checks for
24569 pointers to arrays.
24571 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
24573 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
24574 new_replaceable_dependencies.
24576 2008-01-12 Doug Kwan <dougkwan@google.com>
24578 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
24579 instead of OPT_Wreturn_type in warning due to ignored return type
24581 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
24582 options included in -Wextra.
24583 * c.opt: New option -Wignored_qualifiers.
24584 * doc/invoke.texi (Warning Options, -Wextra): Add new option
24585 -Wignore_qualifiers.
24586 (-Wignored-qualifiers): Document.
24587 (-Wreturn-type): Remove description of functionality now handled
24588 by -Wignored-qualifiers.
24590 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
24593 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
24594 NOP_EXPR if it is between integral types with the same precision.
24596 2008-01-12 Jan Hubicka <jh@suse.cz>
24599 * invoke.texi (max-inline-recursive-depth): Fix default value.
24601 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
24603 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
24606 2008-01-11 Bob Wilson <bob.wilson@acm.org>
24608 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
24610 2008-01-11 James E. Wilson <wilson@specifix.com>
24613 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
24615 2008-01-11 Anatoly Sokolov <aesok@post.ru>
24617 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
24618 save/restore frame pointer register and don't use 'call-prologues'
24619 optimization in function with "OS_task" attribute.
24621 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
24623 PR middle-end/31309
24624 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
24625 when copying to memory.
24627 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
24629 PR rtl-optimization/30905
24630 * cfgcleanup.c: Include dce.h
24631 (crossjumps_occured): New global variable.
24632 (try_crossjump_bb): Exit loop after finding a fallthru edge.
24633 If something changed, set crossjumps_occured to true.
24634 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
24635 Don't add/remove fake edges to exit here...
24636 (cleanup_cfg): ...but do it here, when crossjumping.
24637 Run a fast DCE when successful crossjumps occured in the latest
24638 iteration of try_optimize_cfg.
24640 2008-01-11 Richard Guenther <rguenther@suse.de>
24642 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
24643 (struct vn_unary_op_s): Likewise.
24644 (vn_reference_insert): Free old reference on hash collision.
24646 2008-01-10 Raksit Ashok <raksit@google.com>
24648 PR rtl-optimization/27971
24649 * combine.c (find_split_point): Split PLUS expressions which are
24650 inside a MEM rtx, and whose first operand is complex.
24652 2008-01-10 DJ Delorie <dj@redhat.com>
24654 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
24655 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
24656 (m32c_hard_regno_ok): Call the underlying function.
24658 2008-01-10 Richard Guenther <rguenther@suse.de>
24660 PR middle-end/34683
24661 * tree-cfg.c (tree_merge_blocks): Do not go through the
24662 full-blown folding and stmt updating path if we just deal
24663 with virtual operands.
24664 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
24665 test for abnormal SSA_NAMEs.
24667 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
24669 PR middle-end/34641
24670 * reload.c (push_reload): Add assertions. All constants from
24671 reg_equiv_constant should have been used for replacing the respective
24673 (find_reloads_address): Invoke find_reloads_address_part for
24674 constant taken from the reg_equiv_constant array.
24676 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
24678 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
24679 field (valnum) the first in the struct. Replace bools with
24682 2008-01-10 Richard Guenther <rguenther@suse.de>
24684 PR tree-optimization/34651
24685 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
24686 types and ordering for masking and converting.
24688 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
24690 PR tree-optimization/34017
24691 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
24692 also for PHI_NODE expressions.
24694 2008-01-09 Jan Hubicka <jh@suse.cz>
24696 PR tree-optimization/34708
24697 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
24698 based on number of case labels.
24699 (init_inline_once): Remove switch_cost.
24700 * tree-inline.h (eni_weights_d): Remove switch_cost.
24702 2008-01-09 Richard Guenther <rguenther@suse.de>
24703 Andrew Pinski <andrew_pinski@playstation.sony.com>
24705 PR middle-end/30132
24706 * gimplify.c (gimplify_cond_expr): Do not create an addressable
24707 temporary if an rvalue is ok or an lvalue is not required.
24709 2008-01-09 Richard Guenther <rguenther@suse.de>
24711 PR middle-end/34458
24712 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
24713 adjust return type.
24715 2008-01-09 Richard Guenther <rguenther@suse.de>
24717 PR middle-end/34679
24718 * tree.c (host_integerp): Check for sizetype only if the
24719 type is an integer type.
24721 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
24724 * opts.c (decode_options): Disable inlining of functions called
24725 once if not in unit-at-a-time mode.
24727 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
24729 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
24731 2008-01-08 Richard Guenther <rguenther@suse.de>
24733 PR middle-end/31863
24734 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
24735 out early if the result will be unused.
24737 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
24742 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
24743 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
24746 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
24748 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
24749 for vectorization tuned.
24751 2008-01-08 Richard Guenther <rguenther@suse.de>
24753 PR tree-optimization/34683
24754 * tree-ssa-operands.c (operand_build_cmp): Export.
24755 * tree-ssa-operands.h (operand_build_cmp): Declare.
24756 * tree-vn.c (vuses_compare): Remove.
24757 (sort_vuses): Use operand_build_cmp.
24758 (sort_vuses_heap): Likewise.
24759 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
24760 to re-use old VEC if available. Do not sort already sorted VUSEs.
24761 (vdefs_to_vec): Do not sort already sorted VDEFs.
24763 2008-01-08 Jakub Jelinek <jakub@redhat.com>
24765 PR middle-end/34694
24766 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
24768 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
24771 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
24772 limitations of reciprocal sequences on x86 targets.
24774 2008-01-08 Richard Guenther <rguenther@suse.de>
24776 PR tree-optimization/34683
24777 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
24779 2008-01-07 Jakub Jelinek <jakub@redhat.com>
24782 * config/darwin.c (darwin_mergeable_string_section): Don't use
24783 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
24785 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
24788 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
24789 negxf2. Macroize expander using X87MODEF mode iterator. Change
24790 predicates of op0 and op1 to register_operand.
24791 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
24792 expander using X87MODEF mode iterator. Change predicates of
24793 op0 and op1 to register_operand.
24794 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
24795 corresponding patterns and macroize using MODEF macro. Change
24796 predicates of op0 and op1 to register_operand and remove
24797 "m" constraint. Disparage "r" alternative with "!".
24798 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
24799 macroize using X87MODEF macro. Change predicates of op0 and op1
24800 to register_operand and remove "m" constraint. Disparage "r"
24801 alternative with "!".
24802 (absneg splitter with memory operands): Remove.
24803 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
24804 patterns and macroize using X87MODEF mode iterator.
24805 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
24806 Change predicate of op1 to register_operand.
24807 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
24808 for memory operands.
24810 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
24812 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
24814 2008-01-07 Richard Guenther <rguenther@suse.de>
24816 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
24819 2008-01-07 Richard Guenther <rguenther@suse.de>
24821 PR tree-optimization/34683
24822 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
24823 VOPs of the needed size to save memory. Use VEC_quick_push
24824 to save compile-time.
24825 (vdefs_to_vec): Likewise.
24827 2008-01-07 Sa Liu <saliu@de.ibm.com>
24829 * config/spu/spu.md (divdf3): Genetate inline code for double
24830 division. The implementation doesn't handle INF or NAN, therefore it
24831 only applies when -ffinite-math-only is given.
24833 2008-01-06 Paolo Carlini <pcarlini@suse.de>
24836 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
24837 * doc/cpp.texi ([Common Predefined Macros]): Document.
24839 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
24841 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
24842 order to use commutative addition instead of subtraction.
24844 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
24845 Mircea Namolaru <namolaru@il.ibm.com>
24846 Vladimir Yanovsky <yanov@il.ibm.com>
24847 Revital Eres <eres@il.ibm.com>
24849 PR tree-optimization/34263
24850 * tree-outof-ssa.c (process_single_block_loop_latch,
24851 contains_tree_r): New functions.
24852 (analyze_edges_for_bb): Call process_single_block_loop_latch
24853 function to empty single-basic-block latch block if possible.
24855 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
24857 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
24859 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
24861 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
24863 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
24865 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
24867 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
24869 2008-01-05 Jakub Jelinek <jakub@redhat.com>
24871 PR tree-optimization/34618
24872 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
24875 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
24878 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
24879 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
24880 Update copyright year.
24882 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
24883 Update copyright year.
24884 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
24887 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
24889 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
24890 edge does not point to current bb before changing need_assert.
24892 2008-01-04 Richard Guenther <rguenther@suse.de>
24894 PR middle-end/34029
24895 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
24896 for verifying purposes if they are is_gimple_min_invariant.
24898 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
24900 PR tree-optimization/34448
24901 PR tree-optimization/34465
24902 * gimplify.c (gimplify_init_constructor): Add new parameter
24903 notify_temp_creation. Use it.
24904 (gimplify_modify_expr_rhs): Take volatiles into account when
24905 optimizing constructors.
24906 Do not optimize constructors if gimplify_init_constructor will dump to
24908 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
24909 * gcc.c-torture/compile/pr34448.c: New.
24911 2008-01-04 Jakub Jelinek <jakub@redhat.com>
24913 PR gcov-profile/34609
24914 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
24915 return_slot if result is TREE_ADDRESSABLE.
24917 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
24919 * config/mips/mips.md (sqrt_condition): Tweak comment.
24920 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
24922 2008-01-03 Tom Tromey <tromey@redhat.com>
24925 * c-common.c (c_type_hash): Handle VLAs.
24927 2008-01-03 Jan Hubicka <jh@suse.cz>
24929 PR tree-optimization/31081
24930 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
24931 0 when inlining and not inlining to first basic block.
24932 (remap_decl): When var is initialized to 0, don't set default_def.
24933 (expand_call_inline): Set entry_bb.
24934 * tree-inline.h (copy_body_data): Add entry_bb.
24936 2008-01-03 Jakub Jelinek <jakub@redhat.com>
24939 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
24942 PR tree-optimization/29484
24943 * tree-inline.c (inline_forbidden_p_2): New function.
24944 (inline_forbidden_p): Disallow inlining if some static var
24945 has an address of a local LABEL_DECL in its initializer.
24946 * doc/extend.texi (Labels as Values): Document &&foo behaviour
24949 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
24951 PR tree-optimization/34635
24952 * tree-data-ref.c (add_other_self_distances): Make sure that the
24953 evolution step is constant.
24955 2008-01-03 Jakub Jelinek <jakub@redhat.com>
24957 PR middle-end/34608
24958 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
24960 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
24962 * tree-sra.c (scalarize_init): Insert the generate_element_init
24963 statements after the generate_element_zero statements.
24965 2008-01-02 Richard Guenther <rguenther@suse.de>
24967 PR middle-end/34093
24968 PR middle-end/31976
24969 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
24970 for very large number of operands instead of ICEing.
24972 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
24975 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
24976 while stack probing.
24978 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
24980 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
24983 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
24985 PR libmudflap/26442
24986 * tree-mudflap.c (mx_register_decls): Guard warning by
24987 !DECL_ARTIFICIAL check.
24989 2008-01-01 Jakub Jelinek <jakub@redhat.com>
24991 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
24992 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
24993 sse5_perm<mode>): Fix constraints.