1 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
3 * doc/invoke.texi (-minterlink-mips16): Document.
4 * config/mips/mips.opt (minterlink-mips16): New option.
5 * config/mips/mips.c (mips_function_ok_for_sibcall): Handle
8 2007-09-20 Joseph Myers <joseph@codesourcery.com>
10 * doc/extend.texi (Attribute Syntax): Remove old speculative
13 2007-09-20 Mark Shinwell <shinwell@codesourcery.com>
15 * combine.c: Include cgraph.h.
16 (setup_incoming_promotions): Rework to allow more aggressive
17 elimination of sign extensions when all call sites of the
18 current function are known to lie within the current unit.
20 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
22 * dse.c (find_shift_sequence): No-op rework of control flow.
24 2007-09-19 Richard Sandiford <rsandifo@nildram.co.uk>
26 * config/mips/mips.c (build_mips16_call_stub): Tidy. Fix second
27 GPR for DCmode on 64-bit targets. Remove redundant fallback.
29 2007-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
31 * cfgexpand.c (dump_stack_var_partition): Use the correct
34 2007-09-19 Joseph Myers <joseph@codesourcery.com>
36 * config/mips/sde.h: Switch to GPLv3.
38 2007-09-19 Eric Botcazou <ebotcazou@adacore.com>
40 * tree-sra.c (decide_block_copy): Decide if there are groups.
42 2007-09-19 Roman Zippel <zippel@linux-m68k.org>
44 * config/m68k/m68k.c (output_move_himode): Remove jump table
46 config/m68k/m68k.md (lea): Likewise.
47 * config/m68k/m68k.c (print_operand_address): Use simple pc
50 2007-09-19 Bernd Schmidt <bernd.schmidt@analog.com>
52 * doc/tm.texi (IS_ASM_LOGICAL_LINE_SEPARATOR): Document new argument.
53 * final.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Provide two-argument default
55 (asm_insn_count): Pass template as second argument to it.
56 * config/avr/avr.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
57 * config/pa/pa.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
58 * config/stormy16/stormy16.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
59 * config/cris/cris.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
60 * config/sh/sh.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
61 (sh_insn_length_adjustment): Pass template as second argument to it.
62 * config/bfin/bfin.h (IS_ASM_LOGICAL_LINE_SEPARATOR): New macro.
64 * config/bfin/bfin.md (define_asm_attributes): New.
66 2007-09-19 Jie Zhang <jie.zhang@analog.com>
68 * config.gcc (bfin*-linux-uclibc*): Add ./linux-sysroot-suffix.h
70 * config/bfin/print-sysroot-suffix.sh: New.
71 * config/bfin/t-bfin-elf (EXTRA_PARTS): Remove.
72 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
73 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
74 * config/bfin/t-bfin-uclinux (EXTRA_PARTS): Remove.
75 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
76 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
77 * config/bfin/t-bfin-linux (EXTRA_PARTS): Remove.
78 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
79 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
80 (linux-sysroot-suffix.h): New target.
81 * config/bfin/bfin.opt (mcsync-anomaly): Use Var instead of Mask.
82 (mspecld-anomaly): Likewise.
83 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Renamed from
84 (enum bfin_cpu): ... this. Add BFIN_CPU_BF522, BFIN_CPU_BF525,
85 BFIN_CPU_BF527, BFIN_CPU_BF538, BFIN_CPU_BF539, BFIN_CPU_BF542,
86 BFIN_CPU_BF544, BFIN_CPU_BF548, and BFIN_CPU_BF549.
87 (bfin_si_revision): Declare.
88 (bfin_workarounds): Declare.
89 (WA_SPECULATIVE_LOADS): Define.
90 (ENABLE_WA_SPECULATIVE_LOADS): Define.
91 (WA_SPECULATIVE_SYNCS): Define.
92 (ENABLE_WA_SPECULATIVE_SYNCS): Define.
93 * config/bfin/elf.h (STARTFILE_SPEC): Rename crt532.o to basiccrt.o.
94 (LIB_SPEC): Add %s to the linker scripts.
95 Use proper linker script for bf522, bf525, bf527,
96 bf538, bf539, bf542, bf544, bf548, and bf549.
97 * config/bfin/bfin.c (bfin_si_revision): Define.
98 (bfin_workarounds): Define.
99 (struct bfin_cpu): New.
101 (bfin_handle_option): Handle silicon revision part of -mcpu option.
102 (override_options): Set bfin_workarounds.
103 (length_for_loop): Replace TARGET_CSYNC_ANOMALY with
104 ENABLE_WA_SPECULATIVE_SYNCS, TARGET_SPECLD_ANOMALY with
105 ENABLE_WA_SPECULATIVE_LOADS.
106 (bfin_reorg): Likewise.
107 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
108 macros for bf522, bf525, bf527, bf538, bf539,
109 bf542, bf544, bf548, and bf549.
110 Define __SILICON_REVISION__ and __WORKAROUND_* macros if needed.
111 Don't define __ID_SHARED_LIB__ when -msep-data.
112 (TARGET_DEFAULT): Define as 0.
113 (DRIVER_SELF_SPECS): Add -mcpu=bf532 if no -mcpu option.
114 * doc/invoke.texi (Blackfin Options): Document silicon
115 revision part of -mcpu option and it now accepts bf522, bf525,
116 bf527, bf538, bf539, bf542, bf544, bf548, and bf549.
118 2007-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
120 * alias.c (memory_modified_1): Deconstify.
121 (memory_modified_in_insn_p): Don't use const_note_stores.
122 * rtl.h (const_note_stores): Delete.
123 * rtlanal.c (const_note_stores): Likewise.
125 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
127 * dse.c (find_shift_sequence): Temporarily revert to forbidding
130 2007-09-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
134 * config/fr30/fr30.md (addsi3): Check REG_P() before calling REGNO().
135 (addsi_small_int): Likewise.
136 (addsi_big_int): Use rtx_equal_p() instead of REGNO() comparison.
137 (one_cmplsi2): Likewise.
139 (enter_func): Expand insn using hard_frame_pointer_rtx and
142 * config/fr30/fr30.c (fr30_expand_prologue): Check for
143 hard_frame_pointer_rtx instead of using REGNO() check.
144 Properly sign extend GEN_INT() argument.
146 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
148 * config/m68k/m68k.c (override_options): Remove USE_GAS,
150 (output_dbcc_and_branch, output_scc_di): Replace all jbcc
151 alternatives with just jcc.
152 * config/m68k/m68k.md (addsi_lshrsi_31, beq0_di, bne0_di,
153 bge0_di, blt0_di, bgtu, bltu, bgeu, bleu, bgtu_rev,
154 bltu_rev, bgeu_rev, bleu_rev, jump, dbne_hi, dbne_si,
155 dbge_hi, dbge_si): Likewise.
157 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
159 * config/m68k/m68k.md (beq, bne, bgt, blt, bge, ble, bordered,
160 bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt, beq_rev,
161 bne_rev, bgt_rev, blt_rev, bge_rev, ble_rev, bordered_rev,
162 bunordered_rev, buneq_rev, bunge_rev, bungt_rev, bunle_rev,
163 bunlt_rev, bltgt_rev): Replace all fbcc with fjcc.
165 2007-09-18 Maxim Kuvyrkov <maxim@codesourcery.com>
167 * config/m68k/m68k-devices.def (51qe): New device.
168 * config/m68k/m68k.c (FL_FOR_isa_c): Remove division unit. Add it
169 to all uses of FL_FOR_isa_c for compatibility.
170 (all_microarchs): Add cfv1 microarchitecture.
171 (m68k_handle_option): Handle m51qe option.
172 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Handle 51QE.
173 (TUNE_CFV1): New macro.
174 (enum uarch_type): Add ucfv1.
175 * doc/invoke.texi: Document 51qe device and cfv1 microarchitecture.
177 2007-09-18 Richard Guenther <rguenther@suse.de>
179 PR tree-optimization/31863
180 * tree-ssa-structalias.c (create_variable_info_for): Always
183 2007-09-18 Dorit Nuzman <dorit@il.ibm.com>
185 * opts.c (decode_options): Enable vectorization under -O3.
187 2007-09-18 Richard Guenther <rguenther@suse.de>
189 PR tree-optimization/33340
190 * tree-ssa-sccvn.c (set_ssa_val_to): Do not set values to
191 SSA_NAMEs that occur in abnormal PHI nodes.
193 2007-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
195 * tree-cfg.c (is_ctrl_altering_stmt, tree_block_ends_with_call_p):
196 Don't use const_get_call_expr_in.
197 * tree-gimple.c (const_get_call_expr_in): Delete.
198 * tree-gimple.h (const_get_call_expr_in): Likewise.
200 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
202 * df-scan.c (df_notes_rescan): Do nothing if the instruction does
203 not yet have a basic block.
204 * dse.c (find_shift_sequence): Don't set DF_NO_INSN_RESCAN.
206 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
208 * config/mips/mips.c (mips_file_start): Add ".previous" directives
211 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
213 * config/mips/mips.c (mips_output_mi_thunk): Use
214 mips_function_ok_for_sibcall and const_call_insn_operand
215 to determine if a direct sibcall is allowed. Use
216 mips_classify_symbol to determine a global pointer is needed.
218 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
220 * config/mips/mips.md (*clear_upper32): Use "W" as the memory operand.
222 2007-09-17 Chao-ying Fu <fu@mips.com>
223 Nigel Stephens <nigel@mips.com>
225 * config/fixed-bit.h: New file.
226 * config/fixed-bit.c: New file.
227 * doc/libgcc.texi (Fixed-point fractional library routines): New node.
229 2007-09-18 Jakub Jelinek <jakub@redhat.com>
231 * c-format.h (format_kind_info): Add alloc_char field.
232 * c-format.c (scanf_flag_specs): Add 'm'.
233 (scanf_flag_pairs): Add 'a', 'm' pair.
234 (scan_char_table): Allow 'm' modifier for c, s, [, C and S.
235 (format_types_orig): Add alloc_char fields.
236 (check_format_info_main): Rename aflag to alloc_flag.
237 Handle fki->alloc_char. modifier after width and before length
238 modifiers. Move FMT_FLAG_SCANF_A_KLUDGE handling before
239 length modifiers as well.
240 * config/sol2-c.c (solaris_format_types): Add alloc_char field.
243 * builtins.c (expand_builtin_memory_chk): Handle COMPOUND_EXPRs
244 returned by build_call_expr.
246 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
248 * tree-sra.c (maybe_lookup_element_for_expr) <COMPONENT_REF>: Return
249 NULL for variable-sized records too.
250 (sra_walk_expr) <COMPONENT_REF>: Stop at variable-sized records too.
252 2007-09-17 Tom Tromey <tromey@redhat.com>
254 * c-decl.c (pushdecl): Don't set DECL_LANG_SPECIFIC.
255 (c_builtin_function): Likewise.
256 (grokdeclarator): Likewise.
258 2007-09-17 Zdenek Dvorak <ook@ucw.cz>
260 PR rtl-optimization/26449
261 * loop-invariant.c (move_invariant_reg): Do not use force_operand.
262 (seq_insns_valid_p): Removed.
264 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
266 * tree-nomudflap.c (gate_mudflap): New static function.
267 (pass_mudflap_1): Use it as gate function.
268 (pass_mudflap_2): Likewise.
270 2007-09-17 Jan Hubicka <jh@suse.cz>
274 * loop-invariant.c (move_invariant_reg): Unshare sequence.
276 2007-09-17 Victor Kaplansky <victork@il.ibm.com>
278 PR tree-optimization/33319
279 * tree-vect-analyze.c (vect_same_range_drs): New.
280 (vect_vfa_range_equal): New.
281 (vect_is_duplicate_ddr): Removed.
282 (vect_mark_for_runtime_alias_test): Do not perform marking when
283 optimizing for size or max_param for alias checking is zero.
284 Move the function before vect_analyze_data_ref_dependence.
285 (vect_analyze_data_ref_dependence): Add call to
286 vect_mark_for_runtime_alias_test in two cases when dependence
288 (vect_analyze_data_ref_dependences): Do not call to
289 vect_mark_for_runtime_alias_test.
290 (vect_prune_runtime_alias_test_list): New.
291 (vect_analyze_loop): Add call to vect_prune_runtime_alias_test_list.
292 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
293 Update vec_outside_cost.
294 (vect_vfa_segment_size): More compact code, use TYPE_SIZE_UNIT.
295 (vect_create_cond_for_alias_checks): Build the base address of data
296 reference from DR_GROUP_FIRST_DR.
297 (vect_loop_versioning): New.
298 (vect_transform_loop): Add a call to vect_loop_versioning.
299 Remove factored out code.
301 2007-09-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
304 * expr.c (store_expr): Call adjust_address to change mode of dest_mem
307 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
309 * dse.c (find_shift_sequence): Allow word as well as subword shifts.
310 Do the tentative shift expansion with the DF_NO_INSN_RESCAN flag set.
311 Fix the call to insn_rtx_cost. Skip access sizes that require a
312 real truncation of the store register. Use convert_move instead
313 of gen_lowpart when narrowing the result.
314 (replace_read): Use convert_move instead of gen_lowpart when
315 narrowing the store rhs.
317 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
319 * config/mips/mips.md (SHORT): Fix long line.
320 (SUBDI): New mode iterator. Extend the shift-and-truncate insns
321 to QImode and HImode.
323 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
325 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Define.
327 2007-09-15 Zdenek Dvorak <ook@ucw.cz>
329 * tree-parloops.c: New file.
330 * tree-ssa-operands.h (free_stmt_operands): Declare.
331 * tree-ssa-loop-manip.c (split_loop_exit_edge): Return the new basic
333 * tree-pass.h (pass_parallelize_loops): Declare.
334 * omp-low.c (expand_omp_parallel, expand_omp_for): Update SSA form for
336 (build_omp_regions_1): Allow analysing just a single OMP region and
338 ( build_omp_regions_root, omp_expand_local): New functions.
339 (build_omp_regions): Add argument to build_omp_regions_1 call.
340 * builtins.def (DEF_GOMP_BUILTIN): Initialize OMP builtins when
341 autoparallelization is run.
342 * timevar.def (TV_TREE_PARALLELIZE_LOOPS): New.
343 * tree-ssa-loop.c (gate_tree_parallelize_loops, tree_parallelize_loops,
344 pass_parallelize_loops): New.
345 * common.opt (ftree-parallelize-loops): New.
346 * tree-flow.h (omp_expand_local, tree_duplicate_sese_tail,
347 parallelize_loops): Declare.
348 (add_phi_args_after_copy, split_loop_exit_edge): Declaration changed.
349 * Makefile.in (tree-parloops.o): Added.
350 * tree-cfg.c (add_phi_args_after_copy_edge, tree_duplicate_sese_tail):
352 (add_phi_args_after_copy_bb): Use add_phi_args_after_copy_edge.
353 (add_phi_args_after_copy): Call add_phi_args_after_copy_edge for
354 one extra edge as well.
355 (tree_duplicate_sese_region): Add argument to add_phi_args_after_copy.
356 Use VEC_free to free doms vector.
357 (move_block_to_fn): Update loop info. Remove phi nodes for virtual
358 operands. Recompute operand caches in the new function.
359 (move_sese_region_to_fn): Update loop info.
360 * passes.c (init_optimization_passes): Add pass_parallelize_loops.
361 * tree-ssa-operands.c (free_stmt_operands): New function.
363 * doc/passes.texi: Document autoparallelization.
364 * doc/invoke.texi (-ftree-parallelize-loops): New option.
366 2007-09-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
369 * pa.c (function_value): Use GET_MODE_BITSIZE instead of TYPE_PRECISION.
371 2007-09-15 Dorit Nuzman <dorit@il.ibm.com>
373 * tree-vect-transform.c (vect_get_vec_defs_for_stmt_copy): check if
375 (vectorizable_type_demotion, vectorizable_type_promotion): Check that
376 get_vectype_for_scalar_type succeeded.
377 (vectorizable_conversion): Likewise.
379 2007-09-14 Jan Hubicka <jh@suse.cz>
381 * config/i386/i386.md (*floatdi<mode>2_i387): Guard against
384 2007-09-14 Uros Bizjak <ubizjak@gmail.com>
387 * config/i386/i386.md (fmodxf3): Copy operands[2] to temporary register
388 when operands[2] equals operands[1].
389 (remainderxf3): Ditto.
391 2007-09-14 Sandra Loosemore <sandra@codesourcery.com>
392 Nigel Stephens <nigel@mips.com>
394 * doc/tm.texi (LIBGCC2_UNWIND_ATTRIBUTE): Document.
395 * unwind-generic.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
396 (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE to
398 (_Unwind_ForcedUnwind): Likewise.
399 (_Unwind_Resume): Likewise.
400 (_Unwind_Resume_or_Rethrow): Likewise.
401 (_Unwind_Backtrace): Likewise.
402 (_Unwind_SjLj_RaiseException): Likewise.
403 (_Unwind_SjLj_ForcedUnwind): Likewise.
404 (_Unwind_SjLj_Resume): Likewise.
405 (_Unwind_SjLj_Resume_or_Rethrow): Likewise.
406 * unwind.inc (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE
408 (_Unwind_ForcedUnwind): Likewise.
409 (_Unwind_Resume): Likewise.
410 (_Unwind_Resume_or_Rethrow): Likewise.
411 (_Unwind_Backtrace): Likewise.
412 * unwind-compat.c (_Unwind_Backtrace): Likewise.
413 (_Unwind_ForcedUnwind): Likewise.
414 (_Unwind_RaiseException): Likewise.
415 (_Unwind_Resume): Likewise.
416 (_Unwind_Resume_or_Rethrow): Likewise.
418 * config/mips/mips.h (LIBGCC2_UNWIND_ATTRIBUTE): Define to force
419 nomips16 mode when IN_LIBGCC2 with hard float.
421 2007-09-14 Richard Sandiford <rsandifo@nildram.co.uk>
423 * config/mips/sdemtk.opt: Update to GPLv3.
424 * config/mips/sdemtk.h: Likewise.
426 2007-09-14 Nigel Stephens <nigel@mips.com>
428 * config.gcc (mips*-*-linux*): Recognise mipsisa32r2 and set
429 MIPS_ISA_DEFAULT appropriately. Don't make soft-float the default
430 for mipsisa32-*-linux*.
432 2007-09-14 Nigel Stephens <nigel@mips.com>
433 David Ung <davidu@mips.com>
434 Thiemo Seufer <ths@mips.com>
435 Richard Sandiford <richard@codesourcery.com>
437 * config.gcc (mips*-sde-elf*): Add support for the SDE C libraries.
438 * configure.ac: Add a mipssde threading type.
439 * configure: Regenerate.
440 * config/mips/sdemtk.h: New file.
441 * config/mips/t-sdemtk: Likewise.
442 * config/mips/sdemtk.opt: Likewise.
443 * gthr-mipssde.h: Likewise.
444 * config/mips/sde.h (FUNCTION_PROFILER): Move to config/mips/sdemtk.h.
445 * config/mips/mips.h (MIPS_SAVE_REG_FOR_PROFILING_P): New macro.
446 (MIPS_ICACHE_SYNC): New macro, split from ...
447 * config/mips/mips.md (clear_cache): ...here.
448 * config/mips/mips.c (mips_save_reg_p): Check
449 MIPS_SAVE_REG_FOR_PROFILING_P on profiled functions.
450 (build_mips16_function_stub): Use targetm.strip_name_encoding.
451 (build_mips16_call_stub): Likewise.
453 2007-09-14 Richard Sandiford <richard@codesourcery.com>
455 * Makefile.in (stmp-int-hdrs): Depend on fixinc_list.
457 2007-09-14 Jakub Jelinek <jakub@redhat.com>
460 * config/ia64/ia64.c (find_gr_spill): Don't decrement
461 current_frame_info.n_local_regs. Don't return emitted local
463 (ia64_compute_frame_size): Improve unwind hack to put
464 RP, PFS, FP in that order by allowing some of the registers
465 been already emitted, as long as they are emitted to the
468 2007-09-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
470 * config/spu/vmx2spu.h (vec_extract, vec_insert, vec_lvlx,
471 vec_lvlxl, vec_lvrx, vec_lvrxl, vec_promote, vec_splats,
472 vec_stvlx, vec_stvlxl, vec_stvrx, vec_stvrxl): New intrinsics.
474 2007-09-13 Eric Christopher <echristo@apple.com>
475 Kenneth Zadeck <zadeck@naturalbridge.com>
477 * dse.c (find_shift_sequence): New function.
478 (replace_read): Add case to remove read if it requires shift.
479 * config/i386/i386.c (ix86_expand_prologue): Fixed typo in comment.
481 2007-09-13 Tom Tromey <tromey@redhat.com>
483 * c-common.c (fname_as_string): Update.
484 * c-parser.c (c_parser) <lex_untranslated_string>: New field.
485 (c_lex_one_token): Update. Add 'parser' argument.
486 (c_parser_simple_asm_expr): Update.
487 (c_parser_attributes): Update.
488 (c_parser_asm_statement): Update.
489 (c_parser_asm_operands): Update.
490 (c_parser_peek_token): Update.
491 (c_parser_peek_2nd_token): Update.
492 * c-lex.c (c_lex_string_translate): Remove.
493 (c_lex_return_raw_strings): Likewise.
494 (c_lex_with_flags): Added 'lex_flags' argument.
495 (lex_string): Added 'translate' argument.
496 * c-pragma.h (c_lex_with_flags): Update.
497 (c_lex_string_translate, c_lex_return_raw_strings): Remove.
498 (C_LEX_STRING_NO_TRANSLATE): New define.
499 (C_LEX_RAW_STRINGS): Likewise.
501 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
504 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_ONES,
505 BFIN_BUILTIN_CPLX_MUL_16_S40, BFIN_BUILTIN_CPLX_MAC_16_S40,
506 BFIN_BUILTIN_CPLX_MSU_16_S40, and BFIN_BUILTIN_CPLX_SQU.
507 (bfin_init_builtins): Initialize __builtin_bfin_ones,
508 __builtin_bfin_min_fr1x16, __builtin_bfin_max_fr1x16,
509 __builtin_bfin_min_fr1x32, __builtin_bfin_max_fr1x32,
510 __builtin_bfin_cmplx_add, __builtin_bfin_cmplx_sub,
511 __builtin_bfin_cmplx_mul_s40, __builtin_bfin_cmplx_mac_s40,
512 __builtin_bfin_cmplx_msu_s40 and __builtin_bfin_csqu_fr16.
513 (bdesc_1arg): Add __builtin_bfin_ones.
514 (bfin_expand_builtin): Expand __builtin_bfin_cmplx_mul_s40,
515 __builtin_bfin_cmplx_mac_s40, __builtin_bfin_cmplx_msu_s40,
516 and __builtin_bfin_csqu_fr16.
517 * config/bfin/bfin.md (UNSPEC_ONES): New constant.
518 (ones): New define_insn.
519 (ssaddhi3_parts): New define_insn.
520 (sssubhi3_parts): New define_insn.
521 (flag_mulhi_parts): New define_insn.
523 2007-09-13 Seongbae Park <seongbae.park@gmail.com>
525 * common.opt (femit-class-debug-always): Turn off by default.
527 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
529 * config/bfin/bfin.md (reload_outpdi, reload_inpdi): New patterns.
530 * config/bfin/bfin.c (bfin_secondary_reload): Make sure we use them.
532 2007-09-13 James E. Wilson <wilson@specifix.com>
534 PR tree-optimization/33389
535 * tree-ssa-operands.c (append_vuse): If ann->in_vdef_list true,
536 then set build_loads before returning.
538 2007-09-13 Sandra Loosemore <sandra@codesourcery.com>
539 David Ung <davidu@mips.com>
541 * config/mips/mips.h (ASM_OUTPUT_REG_PUSH): Replace {d}subu with
542 {d}addiu and a negative immediate such that it works with MIPS16
545 2007-09-13 H.J. Lu <hongjiu.lu@intel.com>
548 * configure.ac (ld_vers): Support Linux linker.
549 * configure: Regenerated.
551 2007-09-13 Richard Sandiford <richard@codesourcery.com>
552 Sandra Loosemore <sandra@codesourcery.com>
554 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Delete.
555 (SYMBOL_REF_MIPS16_FUNC_P): Delete.
556 * config/mips/mips.c (mips_attribute_table): Turn mips16 and
557 nomips16 into decl attributes.
558 (TARGET_INSERT_ATTRIBUTES): Override.
559 (TARGET_MERGE_DECL_ATTRIBUTES): Likewise.
560 (TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): Always return true.
561 (mips_mips16_type_p, mips_nomips16_type_p): Delete in favor of...
562 (mips_mips16_decl_p, mips_nomips16_decl_p): ...these new functions.
563 (mips_comp_type_attributes): Remove mips16 and nomips16 handling.
564 (mips_use_mips16_mode_p): Reimplement as a function that takes
565 a decl and considers only decl attributes. If the decl is nested
566 function, use its parent attributes.
567 (mips_function_ok_for_sibcall): Use mips_use_mips16_mode_p
568 instead of SYMBOL_REF_MIPS16_FUNC_P.
569 (mips_set_mips16_mode): Move call to sorry here from old
570 mips_use_mips16_mode_p.
571 (mflip_mips16_entry): New structure.
572 (mflip_mips16_htab): New variable.
573 (mflip_mips16_htab_hash, mflip_mips16_htab_eq): New functions.
574 (mflip_mips16_use_mips16_p, mips_insert_attributes): Likewise.
575 (mips_merge_decl_attributes): New function.
576 (mips_set_current_function): Reinstate call to mips_set_mips16_mode.
577 Use mips_use_mips16_mode_p.
578 (mips_output_mi_thunk): Use mips_use_mips16_mode_p instead of
579 SYMBOL_REF_MIPS16_FUNC_P.
580 (mips_encode_section_info): Don't set SYMBOL_FLAG_MIPS16_FUNC.
582 2007-09-13 Richard Sandiford <richard@codesourcery.com>
584 * c-parser.c (c_parser_struct_declaration): Check for a null return.
586 2007-09-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
589 * gcc.c (xputenv): Make argument const, and use CONST_CAST.
591 2007-09-12 Michael Meissner <michael.meissner@amd.com>
592 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
593 Tony Linthicum <tony.linthicum@amd.com>
595 * tree.h (function_args_iterator): New type to iterate over
597 (FOREACH_FUNCTION_ARGS_PTR): Iterator macros for iterating over
598 function arguments providing a pointer to the argument.
599 (FOREACH_FUNCTION_ARGS): Iterator macros for iterating over
600 function arguments providing the argument.
601 (function_args_iter_init): Inline function to initialize
602 function_args_iterator.
603 (function_args_iter_cond_ptr): Inline function to return the next
604 pointer to hold the argument.
605 (function_args_iter_cond): Inline function to return the next
607 (function_args_iter_cond_next): Advance the function args
609 (stdarg_p): New function, return true if variable argument
611 (prototype_p): New function, return true if function is
613 (function_args_count): New function, count the number of arguments
616 * tree.c (stdarg_p): New function, return true if variable
618 (prototype_p): New function, return true if function is
621 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
622 (TARGET_ROUND): New macro for the round/ptest instructions which
623 are shared between SSE4.1 and SSE5.
624 (OPTION_MASK_ISA_ROUND): Ditto.
625 (OPTION_ISA_ROUND): Ditto.
626 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
627 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
629 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
630 (-mfused-madd): New switch to give users control over whether the
631 compiler optimizes to use the multiply/add SSE5 instructions.
633 * config/i386/i386.c (m_AMD_MULTIPLE): Rename from
634 m_ATHLON_K8_AMDFAM10, and change all uses.
635 (enum pta_flags): Add PTA_SSE5.
636 (ix86_handle_option): Turn off 3dnow if -msse5.
637 (override_options): Add SSE5 support.
638 (print_operand): %Y prints comparison codes for SSE5 com/pcom
640 (ix86_expand_sse_movcc): Add SSE5 support.
641 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
642 vector type to the next largest size.
643 (ix86_expand_sse5_pack): New function to use pperm to pack a
644 vector type to the next smallest size.
645 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
646 (IX86_BUILTIN_FMADDSD): Ditto.
647 (IX86_BUILTIN_FMADDPS): Ditto.
648 (IX86_BUILTIN_FMADDPD): Ditto.
649 (IX86_BUILTIN_FMSUBSS): Ditto.
650 (IX86_BUILTIN_FMSUBSD): Ditto.
651 (IX86_BUILTIN_FMSUBPS): Ditto.
652 (IX86_BUILTIN_FMSUBPD): Ditto.
653 (IX86_BUILTIN_FNMADDSS): Ditto.
654 (IX86_BUILTIN_FNMADDSD): Ditto.
655 (IX86_BUILTIN_FNMADDPS): Ditto.
656 (IX86_BUILTIN_FNMADDPD): Ditto.
657 (IX86_BUILTIN_FNMSUBSS): Ditto.
658 (IX86_BUILTIN_FNMSUBSD): Ditto.
659 (IX86_BUILTIN_FNMSUBPS): Ditto.
660 (IX86_BUILTIN_FNMSUBPD): Ditto.
661 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
662 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
663 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
664 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
665 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
666 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
667 (IX86_BUILTIN_PPERM): Ditto.
668 (IX86_BUILTIN_PERMPS): Ditto.
669 (IX86_BUILTIN_PERMPD): Ditto.
670 (IX86_BUILTIN_PMACSSWW): Ditto.
671 (IX86_BUILTIN_PMACSWW): Ditto.
672 (IX86_BUILTIN_PMACSSWD): Ditto.
673 (IX86_BUILTIN_PMACSWD): Ditto.
674 (IX86_BUILTIN_PMACSSDD): Ditto.
675 (IX86_BUILTIN_PMACSDD): Ditto.
676 (IX86_BUILTIN_PMACSSDQL): Ditto.
677 (IX86_BUILTIN_PMACSSDQH): Ditto.
678 (IX86_BUILTIN_PMACSDQL): Ditto.
679 (IX86_BUILTIN_PMACSDQH): Ditto.
680 (IX86_BUILTIN_PMADCSSWD): Ditto.
681 (IX86_BUILTIN_PMADCSWD): Ditto.
682 (IX86_BUILTIN_PHADDBW): Ditto.
683 (IX86_BUILTIN_PHADDBD): Ditto.
684 (IX86_BUILTIN_PHADDBQ): Ditto.
685 (IX86_BUILTIN_PHADDWD): Ditto.
686 (IX86_BUILTIN_PHADDWQ): Ditto.
687 (IX86_BUILTIN_PHADDDQ): Ditto.
688 (IX86_BUILTIN_PHADDUBW): Ditto.
689 (IX86_BUILTIN_PHADDUBD): Ditto.
690 (IX86_BUILTIN_PHADDUBQ): Ditto.
691 (IX86_BUILTIN_PHADDUWD): Ditto.
692 (IX86_BUILTIN_PHADDUWQ): Ditto.
693 (IX86_BUILTIN_PHADDUDQ): Ditto.
694 (IX86_BUILTIN_PHSUBBW): Ditto.
695 (IX86_BUILTIN_PHSUBWD): Ditto.
696 (IX86_BUILTIN_PHSUBDQ): Ditto.
697 (IX86_BUILTIN_PROTB): Ditto.
698 (IX86_BUILTIN_PROTW): Ditto.
699 (IX86_BUILTIN_PROTD): Ditto.
700 (IX86_BUILTIN_PROTQ): Ditto.
701 (IX86_BUILTIN_PROTB_IMM): Ditto.
702 (IX86_BUILTIN_PROTW_IMM): Ditto.
703 (IX86_BUILTIN_PROTD_IMM): Ditto.
704 (IX86_BUILTIN_PROTQ_IMM): Ditto.
705 (IX86_BUILTIN_PSHLB): Ditto.
706 (IX86_BUILTIN_PSHLW): Ditto.
707 (IX86_BUILTIN_PSHLD): Ditto.
708 (IX86_BUILTIN_PSHLQ): Ditto.
709 (IX86_BUILTIN_PSHAB): Ditto.
710 (IX86_BUILTIN_PSHAW): Ditto.
711 (IX86_BUILTIN_PSHAD): Ditto.
712 (IX86_BUILTIN_PSHAQ): Ditto.
713 (IX86_BUILTIN_FRCZSS): Ditto.
714 (IX86_BUILTIN_FRCZSD): Ditto.
715 (IX86_BUILTIN_FRCZPS): Ditto.
716 (IX86_BUILTIN_FRCZPD): Ditto.
717 (IX86_BUILTIN_CVTPH2PS): Ditto.
718 (IX86_BUILTIN_CVTPS2PH): Ditto.
719 (IX86_BUILTIN_COMEQSS): Ditto.
720 (IX86_BUILTIN_COMNESS): Ditto.
721 (IX86_BUILTIN_COMLTSS): Ditto.
722 (IX86_BUILTIN_COMLESS): Ditto.
723 (IX86_BUILTIN_COMGTSS): Ditto.
724 (IX86_BUILTIN_COMGESS): Ditto.
725 (IX86_BUILTIN_COMUEQSS): Ditto.
726 (IX86_BUILTIN_COMUNESS): Ditto.
727 (IX86_BUILTIN_COMULTSS): Ditto.
728 (IX86_BUILTIN_COMULESS): Ditto.
729 (IX86_BUILTIN_COMUGTSS): Ditto.
730 (IX86_BUILTIN_COMUGESS): Ditto.
731 (IX86_BUILTIN_COMORDSS): Ditto.
732 (IX86_BUILTIN_COMUNORDSS): Ditto.
733 (IX86_BUILTIN_COMFALSESS): Ditto.
734 (IX86_BUILTIN_COMTRUESS): Ditto.
735 (IX86_BUILTIN_COMEQSD): Ditto.
736 (IX86_BUILTIN_COMNESD): Ditto.
737 (IX86_BUILTIN_COMLTSD): Ditto.
738 (IX86_BUILTIN_COMLESD): Ditto.
739 (IX86_BUILTIN_COMGTSD): Ditto.
740 (IX86_BUILTIN_COMGESD): Ditto.
741 (IX86_BUILTIN_COMUEQSD): Ditto.
742 (IX86_BUILTIN_COMUNESD): Ditto.
743 (IX86_BUILTIN_COMULTSD): Ditto.
744 (IX86_BUILTIN_COMULESD): Ditto.
745 (IX86_BUILTIN_COMUGTSD): Ditto.
746 (IX86_BUILTIN_COMUGESD): Ditto.
747 (IX86_BUILTIN_COMORDSD): Ditto.
748 (IX86_BUILTIN_COMUNORDSD): Ditto.
749 (IX86_BUILTIN_COMFALSESD): Ditto.
750 (IX86_BUILTIN_COMTRUESD): Ditto.
751 (IX86_BUILTIN_COMEQPS): Ditto.
752 (IX86_BUILTIN_COMNEPS): Ditto.
753 (IX86_BUILTIN_COMLTPS): Ditto.
754 (IX86_BUILTIN_COMLEPS): Ditto.
755 (IX86_BUILTIN_COMGTPS): Ditto.
756 (IX86_BUILTIN_COMGEPS): Ditto.
757 (IX86_BUILTIN_COMUEQPS): Ditto.
758 (IX86_BUILTIN_COMUNEPS): Ditto.
759 (IX86_BUILTIN_COMULTPS): Ditto.
760 (IX86_BUILTIN_COMULEPS): Ditto.
761 (IX86_BUILTIN_COMUGTPS): Ditto.
762 (IX86_BUILTIN_COMUGEPS): Ditto.
763 (IX86_BUILTIN_COMORDPS): Ditto.
764 (IX86_BUILTIN_COMUNORDPS): Ditto.
765 (IX86_BUILTIN_COMFALSEPS): Ditto.
766 (IX86_BUILTIN_COMTRUEPS): Ditto.
767 (IX86_BUILTIN_COMEQPD): Ditto.
768 (IX86_BUILTIN_COMNEPD): Ditto.
769 (IX86_BUILTIN_COMLTPD): Ditto.
770 (IX86_BUILTIN_COMLEPD): Ditto.
771 (IX86_BUILTIN_COMGTPD): Ditto.
772 (IX86_BUILTIN_COMGEPD): Ditto.
773 (IX86_BUILTIN_COMUEQPD): Ditto.
774 (IX86_BUILTIN_COMUNEPD): Ditto.
775 (IX86_BUILTIN_COMULTPD): Ditto.
776 (IX86_BUILTIN_COMULEPD): Ditto.
777 (IX86_BUILTIN_COMUGTPD): Ditto.
778 (IX86_BUILTIN_COMUGEPD): Ditto.
779 (IX86_BUILTIN_COMORDPD): Ditto.
780 (IX86_BUILTIN_COMUNORDPD): Ditto.
781 (IX86_BUILTIN_COMFALSEPD): Ditto.
782 (IX86_BUILTIN_COMTRUEPD): Ditto.
783 (IX86_BUILTIN_PCOMEQUB): Ditto.
784 (IX86_BUILTIN_PCOMNEUB): Ditto.
785 (IX86_BUILTIN_PCOMLTUB): Ditto.
786 (IX86_BUILTIN_PCOMLEUB): Ditto.
787 (IX86_BUILTIN_PCOMGTUB): Ditto.
788 (IX86_BUILTIN_PCOMGEUB): Ditto.
789 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
790 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
791 (IX86_BUILTIN_PCOMEQUW): Ditto.
792 (IX86_BUILTIN_PCOMNEUW): Ditto.
793 (IX86_BUILTIN_PCOMLTUW): Ditto.
794 (IX86_BUILTIN_PCOMLEUW): Ditto.
795 (IX86_BUILTIN_PCOMGTUW): Ditto.
796 (IX86_BUILTIN_PCOMGEUW): Ditto.
797 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
798 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
799 (IX86_BUILTIN_PCOMEQUD): Ditto.
800 (IX86_BUILTIN_PCOMNEUD): Ditto.
801 (IX86_BUILTIN_PCOMLTUD): Ditto.
802 (IX86_BUILTIN_PCOMLEUD): Ditto.
803 (IX86_BUILTIN_PCOMGTUD): Ditto.
804 (IX86_BUILTIN_PCOMGEUD): Ditto.
805 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
806 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
807 (IX86_BUILTIN_PCOMEQUQ): Ditto.
808 (IX86_BUILTIN_PCOMNEUQ): Ditto.
809 (IX86_BUILTIN_PCOMLTUQ): Ditto.
810 (IX86_BUILTIN_PCOMLEUQ): Ditto.
811 (IX86_BUILTIN_PCOMGTUQ): Ditto.
812 (IX86_BUILTIN_PCOMGEUQ): Ditto.
813 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
814 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
815 (IX86_BUILTIN_PCOMEQB): Ditto.
816 (IX86_BUILTIN_PCOMNEB): Ditto.
817 (IX86_BUILTIN_PCOMLTB): Ditto.
818 (IX86_BUILTIN_PCOMLEB): Ditto.
819 (IX86_BUILTIN_PCOMGTB): Ditto.
820 (IX86_BUILTIN_PCOMGEB): Ditto.
821 (IX86_BUILTIN_PCOMFALSEB): Ditto.
822 (IX86_BUILTIN_PCOMTRUEB): Ditto.
823 (IX86_BUILTIN_PCOMEQW): Ditto.
824 (IX86_BUILTIN_PCOMNEW): Ditto.
825 (IX86_BUILTIN_PCOMLTW): Ditto.
826 (IX86_BUILTIN_PCOMLEW): Ditto.
827 (IX86_BUILTIN_PCOMGTW): Ditto.
828 (IX86_BUILTIN_PCOMGEW): Ditto.
829 (IX86_BUILTIN_PCOMFALSEW): Ditto.
830 (IX86_BUILTIN_PCOMTRUEW): Ditto.
831 (IX86_BUILTIN_PCOMEQD): Ditto.
832 (IX86_BUILTIN_PCOMNED): Ditto.
833 (IX86_BUILTIN_PCOMLTD): Ditto.
834 (IX86_BUILTIN_PCOMLED): Ditto.
835 (IX86_BUILTIN_PCOMGTD): Ditto.
836 (IX86_BUILTIN_PCOMGED): Ditto.
837 (IX86_BUILTIN_PCOMFALSED): Ditto.
838 (IX86_BUILTIN_PCOMTRUED): Ditto.
839 (IX86_BUILTIN_PCOMEQQ): Ditto.
840 (IX86_BUILTIN_PCOMNEQ): Ditto.
841 (IX86_BUILTIN_PCOMLTQ): Ditto.
842 (IX86_BUILTIN_PCOMLEQ): Ditto.
843 (IX86_BUILTIN_PCOMGTQ): Ditto.
844 (IX86_BUILTIN_PCOMGEQ): Ditto.
845 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
846 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
847 (bdesc_ptest): Change OPTION_MASK_ISA_SSE4_1 to
848 OPTION_MASK_ISA_ROUND for instructions that are shared between
851 (bdesc_sse_3arg): Ditto.
852 (enum multi_arg_type): New enum for describing the various SSE5
853 intrinsic argument types.
854 (bdesc_multi_arg): New table for SSE5 intrinsics.
855 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
856 (ix86_expand_multi_arg_builtin): New function for creating SSE5
858 (ix86_expand_builtin): Add SSE5 intrinsic support.
859 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
860 operand instructions.
861 (ix86_expand_sse5_multiple_memory): New function to split the
862 second memory reference from SSE5 instructions.
863 (type_has_variadic_args_p): Delete in favor of stdarg_p.
864 (ix86_return_pops_args): Use stdarg_p to determine if the function
865 has variable arguments.
866 (ix86_setup_incoming_varargs): Ditto.
867 (x86_this_parameter): Ditto.
869 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
871 (ix86_expand_sse5_pack): Ditto.
872 (ix86_sse5_valid_op_p): Ditto.
873 (ix86_expand_sse5_multiple_memory): Ditto.
875 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
876 constant for SSE5 support.
877 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
878 (UNSPEC_SSE5_TRUEFALSE): Ditto.
879 (UNSPEC_SSE5_PERMUTE): Ditto.
880 (UNSPEC_SSE5_ASHIFT): Ditto.
881 (UNSPEC_SSE5_LSHIFT): Ditto.
882 (UNSPEC_FRCZ): Ditto.
883 (UNSPEC_CVTPH2PS): Ditto.
884 (UNSPEC_CVTPS2PH): Ditto.
885 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
887 (COM_FALSE_S): Ditto.
888 (COM_FALSE_P): Ditto.
891 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
892 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
894 (memory attribute): Ditto.
895 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
896 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
897 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
898 (floor<mode>2): Ditto.
899 (ceil<mode>2): Ditto.
900 (btrunc<mode>2): Ditto.
901 (nearbyintdf2): Ditto.
902 (nearbyintsf2): Ditto.
903 (sse_setccsf): Disable if SSE5.
904 (sse_setccdf): Ditto.
905 (sse5_setcc<mode>): New support for SSE5 conditional move.
906 (sse5_pcmov_<mode>): Ditto.
908 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
911 (ssemodesuffixf4): New mode attribute for SSE5.
912 (ssemodesuffixf2s): Ditto.
913 (ssemodesuffixf2c): Ditto.
914 (sserotatemax): Ditto.
915 (ssescalarmode): Ditto.
916 (sse_maskcmpv4sf3): Disable if SSE5.
917 (sse_maskcmpv2df3): Ditto.
918 (sse_vmmaskcmpv4sf3): Ditto.
919 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add
921 (sse5_vmfmadd<mode>4): Ditto.
922 (sse5_fmsub<mode>4): Ditto.
923 (sse5_vmfmsub<mode>4): Ditto.
924 (sse5_fnmadd<mode>4): Ditto.
925 (sse5_vmfnmadd<mode>4): Ditto.
926 (sse5_fnmsub<mode>4): Ditto.
927 (sse5_vmfnmsub<mode>4): Ditto.
928 (sse5i_fmadd<mode>4): Ditto.
929 (sse5i_fmsub<mode>4): Ditto.
930 (sse5i_fnmadd<mode>4): Ditto.
931 (sse5i_fnmsub<mode>4): Ditto.
932 (sse5i_vmfmadd<mode>4): Ditto.
933 (sse5i_vmfmsub<mode>4): Ditto.
934 (sse5i_vmfnmadd<mode>4): Ditto.
935 (sse5i_vmfnmsub<mode>4): Ditto.
936 (mulv16qi3): Add SSE5 support.
938 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
939 (sse2_mulv4si3): Disable if SSE5.
940 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
941 (sse4_1_roundps): Ditto.
942 (sse4_1_roundsd): Ditto.
943 (sse4_1_roundss): Ditto.
944 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
946 (sse_maskcmpsf3): Ditto.
947 (sse_vmmaskcmpv4sf3): Ditto.
948 (sse2_maskcmpv2df3): Ditto.
949 (sse2_maskcmpdf3): Ditto.
950 (sse2_vmmaskcmpv2df3): Ditto.
951 (sse2_eq<mode>3): Ditto.
952 (sse2_gt<mode>3): Ditto.
953 (sse5_pcmov_<mode>): Add SSE5 support.
954 (vec_unpacku_hi_v16qi): Ditto.
955 (vec_unpacks_hi_v16qi): Ditto.
956 (vec_unpacku_lo_v16qi): Ditto.
957 (vec_unpacks_lo_v16qi): Ditto.
958 (vec_unpacku_hi_v8hi): Ditto.
959 (vec_unpacks_hi_v8hi): Ditto.
960 (vec_unpacku_lo_v8hi): Ditto.
961 (vec_unpacks_lo_v8hi): Ditto.
962 (vec_unpacku_hi_v4si): Ditto.
963 (vec_unpacks_hi_v4si): Ditto.
964 (vec_unpacku_lo_v4si): Ditto.
965 (vec_unpacks_lo_v4si): Ditto.
966 (sse5_pmacsww): New SSE5 intrinsic insn.
967 (sse5_pmacssww): Ditto.
968 (sse5_pmacsdd): Ditto.
969 (sse5_pmacssdd): Ditto.
970 (sse5_pmacssdql): Ditto.
971 (sse5_pmacssdqh): Ditto.
972 (sse5_pmacsdqh): Ditto.
973 (sse5_pmacsswd): Ditto.
974 (sse5_pmacswd): Ditto.
975 (sse5_pmadcsswd): Ditto.
976 (sse5_pmadcswd): Ditto.
977 (sse5_pcmov_<move>): Conditional move support on SSE5.
978 (sse5_phaddbw): New SSE5 intrinsic insn.
979 (sse5_phaddbd): Ditto.
980 (sse5_phaddbq): Ditto.
981 (sse5_phaddwd): Ditto.
982 (sse5_phaddwq): Ditto.
983 (sse5_phadddq): Ditto.
984 (sse5_phaddubw): Ditto.
985 (sse5_phaddubd): Ditto.
986 (sse5_phaddubq): Ditto.
987 (sse5_phadduwd): Ditto.
988 (sse5_phadduwq): Ditto.
989 (sse5_phaddudq): Ditto.
990 (sse5_phsubbw): Ditto.
991 (sse5_phsubwd): Ditto.
992 (sse5_phsubdq): Ditto.
994 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
995 (sse5_pperm_zero_v16qi_v8hi): Ditto.
996 (sse5_pperm_sign_v8hi_v4si): Ditto.
997 (sse5_pperm_zero_v8hi_v4si): Ditto.
998 (sse5_pperm_sign_v4si_v2di): Ditto.
999 (sse5_pperm_sign_v4si_v2di): Ditto.
1000 (sse5_pperm_pack_v2di_v4si): Ditto.
1001 (sse5_pperm_pack_v4si_v8hi): Ditto.
1002 (sse5_pperm_pack_v8hi_v16qi): Ditto.
1003 (sse5_perm<mode>): New SSE5 intrinsic insn.
1004 (rotl<mode>3): Ditto.
1005 (sse5_rotl<mode>3): Ditto.
1006 (sse5_ashl<mode>3): Ditto.
1007 (sse5_lshl<mode>3): Ditto.
1008 (sse5_frcz<mode>2): Ditto.
1009 (sse5s_frcz<mode>2): Ditto.
1010 (sse5_cvtph2ps): Ditto.
1011 (sse5_cvtps2ph): Ditto.
1012 (sse5_vmmaskcmp<mode>3): Ditto.
1013 (sse5_com_tf<mode>3): Ditto.
1014 (sse5_maskcmp<mode>3): Ditto.
1015 (sse5_maskcmp_uns<mode>3): Ditto.
1016 (sse5_maskcmp_uns2<mode>3): Ditto.
1017 (sse5_pcom_tf<mode>3): Ditto.
1019 * config/i386/predicates.md (const_0_to_31_operand): New predicate
1021 (sse5_comparison_float_operator): New predicate to match the
1022 comparison operators supported by the SSE5 com instruction.
1023 (ix86_comparison_int_operator): New predicate to match just the
1024 signed int comparisons.
1025 (ix86_comparison_uns_operator): New predicate to match just the
1026 unsigned int comparisons.
1028 * doc/invoke.texi (-msse5): Add documentation.
1029 (-mfused-madd): Ditto.
1031 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
1033 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
1035 (x86_64-*-*): Ditto.
1037 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
1039 * config/i386/bmmintrin.h: New file, provide common x86 compiler
1040 intrinisics for SSE5.
1042 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
1045 * config/i386/mmintrin-common.h: New file, to contain common
1046 instructions between SSE4.1 and SSE5.
1048 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
1049 FOREACH_FUNCTION_ARGS to iterate over the argument list.
1050 (gen_regparm_prefix): Ditto.
1052 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
1053 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
1054 prototype_p to determine if a function is prototyped.
1056 2007-09-12 Janis Johnson <janis187@us.ibm.com>
1058 * config/dfp-bit.c (dfp_conversion_exception): New function.
1059 (DFP_TO_DFP) Add new variants to use direct conversions in decNumber.
1060 (DFP_TO_INT): Ditto.
1061 (INT_TO_DFP): Ditto.
1062 * config/dfp-bit.h (DEC_FLOAT_FROM_INT, DEC_FLOAT_TO_INT): New.
1064 2007-09-12 Jakub Jelinek <jakub@redhat.com>
1067 * config/ia64/ia64.c (ia64_expand_epilogue): Emit blockage
1068 before sp restoration even when total_size is 0, but
1069 frame_pointer_needed.
1071 2007-09-12 Bob Wilson <bob.wilson@acm.org>
1073 * config/xtensa/xtensa.c (machine_function): Add vararg_a7_copy.
1074 (xtensa_copy_incoming_a7): Use start_sequence instead of
1075 push_to_sequence. Stash insns in vararg_a7_copy for builtin_saveregs.
1076 (xtensa_builtin_saveregs): Place code from vararg_a7_copy at the start
1077 of the saveregs sequence.
1079 2007-09-12 Richard Sandiford <richard@codesourcery.com>
1081 * c-tree.h (grokfield): Add a "tree *" argument.
1082 * c-decl.c (grokdeclarator): Take a pointer to the decl's attributes.
1083 Chain nested decl attributes to it. Don't call decl_attributes here.
1084 (groktypename): Pass grokdeclarator a pointer to the attribute list.
1085 (start_decl, grokparm, push_parm_decl, start_function): Likewise.
1086 (grokfield): Take a pointer to the decl's attributes and pass
1087 it to grokdeclarator.
1088 * c-parser.c (c_parser_struct_declaration): Update the calls to
1089 grokfield. Call decl_attributes for anonymous struct and union
1092 2007-09-12 Jan Hubicka <jh@suse.cz>
1094 * c-objc-common.h (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Kill.
1096 2007-09-12 Ira Rosen <irar@il.ibm.com>
1098 PR tree-optimization/32377
1099 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Distinguish
1100 between positive and negative dependence distance using DDR_REVERSED_P.
1102 2007-09-12 Dorit Nuzman <dorit@il.ibm.com>
1104 PR tree-optimization/33373
1105 * tree-vect-analyze (vect_determine_vectorization_factor): Call
1106 TREE_INT_CST_LOW when comparing TYPE_SIZE_UNIT.
1108 2007-09-12 Jan Hubicka <jh@suse.cz>
1111 * i386.md (floatsisf2_mixed_memory, floatsisf2_sse_memory): Disable for
1114 2007-09-12 Christian Bruel <christian.bruel@st.com>
1116 * sh.h (SH_DBX_REGISTER_NUMBER): Added fpscr, fixed sr/gbr regs.
1117 * linux-unwind.h (SH_DWARF_FRAME_GBR): fixed.
1119 2007-09-12 Ira Rosen <irar@il.ibm.com>
1121 * tree-vect-transform.c (vect_get_slp_defs): Don't build a vector
1122 for oprnd1 if not required.
1123 (vectorizable_operation): Use scalar operand in SLP in case of
1124 shift with scalar argument.
1126 2007-09-12 Ira Rosen <irar@il.ibm.com>
1128 * params.def (PARAM_MIN_VECT_LOOP_BOUND): Change default and minimum
1131 2007-09-11 James E. Wilson <wilson@specifix.com>
1133 * defaults.h (DWARF2_UNWIND_INFO): Don't define if
1134 TARGET_UNWIND_INFO is defined.
1135 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Delete undef
1138 2007-09-12 Kaz Kojima <kkojima@gcc.gnu.org>
1140 * config/sh/sh.c (calc_live_regs): Use
1141 current_function_saves_all_registers instead of
1142 current_function_has_nonlocal_label.
1143 (sh_allocate_initial_value): Likewise.
1144 (sh_get_pr_initial_val): Likewise.
1145 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Likewise.
1146 * config/sh/sh.md (load_ra): Likewise.
1148 2007-09-12 Hans-Peter Nilsson <hp@axis.com>
1150 * config/cris/t-linux (LIMITS_H_TEST): Only define if not inhibit_libc.
1153 * config/cris/cris.c (cris_expand_pic_call_address): Fix typo in
1154 GET_CODE (x) == CONST_INT to CONST_INT_P (x) transformation.
1156 2007-09-12 Sa Liu <saliu@de.ibm.com>
1158 * config/spu/spu.c (spu_emit_branch_or_set): Handle NaN values as
1159 operands to DFmode GE or LE compares.
1161 2007-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
1163 * config/bfin/bfin.h (enum reg_class, REG_CLASS_CONTENTS,
1164 REG_CLASS_NAMES): Add P0REGS.
1165 (REGNO_REG_CLASS): Return it where appropriate.
1166 (REG_CLASS_FROM_CONSTRAINT): Add 'qA'.
1167 (CLASS_LIKELY_SPILLED_P): P0REGS is likely_spilled.
1168 * doc/md.texi (Blackfin family): Document 'q' constraints.
1170 2007-09-11 Steve Kenton <skenton@ou.edu>
1172 * pa/linux-unwind.h: Guard with inhibit_libc.
1173 * pa/hpux-unwind.h: Likewise.
1175 2007-09-11 David Daney <ddaney@avtrex.com>
1177 * doc/invoke.texi: Document new MIPS -mllsc and -mno-llsc options.
1178 * doc/install.texi: Document new --with-llsc and --without-llsc
1180 * config.gcc: Handle --with-llsc and --without-llsc configure options.
1181 * config/mips/mips.md (sync, memory_barrier): Wrap sync instrunction
1182 in %| and %- operand codes. Depend on GENERATE_SYNC instead of
1184 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
1185 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
1186 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
1187 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
1188 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Depend on
1189 GENERATE_LL_SC instead of ISA_HAS_LL_SC.
1190 * config/mips/mips.opt (mllsc): New option.
1191 * config/mips/mips.c (mips_llsc): Define variable.
1192 (mips_handle_option): Handle mllsc option.
1193 (override_options): Set mips_print_operand_punct for '|' and '-'.
1194 (print_operand): Add new %| and %- operand codes.
1195 * config/mips/mips.h (mips_llsc_setting): New enum type.
1196 (mips_llsc): Declare.
1197 (OPTION_DEFAULT_SPECS): Add llsc handling.
1198 (GENERATE_SYNC): New macro.
1199 (GENERATE_LL_SC): New macro.
1200 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
1201 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
1202 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Wrap instructions
1203 in %| and %- operand codes.
1205 2007-09-11 Eric Botcazou <ebotcazou@adacore.com>
1207 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Deal with
1208 TYPE_NONALIASED_COMPONENT like with DECL_NONADDRESSABLE_P.
1210 2007-09-11 Jason Merrill <jason@redhat.com>
1213 * stor-layout.c (layout_decl): Do pack variable size fields.
1215 2007-09-11 Maxim Kuvyrkov <maxim@codesourcery.com>
1217 * config/m68k/predicates.md (movsi_const0_operand,
1218 non_symbolic_call_operand): New predicates.
1220 * config/m68k/constraints.md: (Cs, Ci, C0, Cj, CQ, CW, CZ, CS, Ap, Ac):
1222 * doc/md.texi (Constraints for Particular Machines: Motorola 680x0):
1223 Document constraints N, O, P, R, S, T, Q, U, W, Cs, Ci, C0, Cj, CQ,
1224 CW, CZ, CS, Ap and Ac.
1226 * config/m68k/m68k.md (UNSPEC_IB): New constant.
1227 (constraints.md): New include.
1228 (cpu, type, type1, opx, opy, opx_type, opy_type, size, opx_access,
1229 opx_mem, opy_mem, op_mem, guess, split): New attributes.
1230 (movdf_internal): Name pattern. Fix to use alternatives. Add split.
1232 (pushdi): Add split.
1233 (tstsi_internal): Name pattern. Fix to use alternatives. Specify
1234 attributes. Split tstsi_internal_68020_cf from it.
1235 (tstsi_internal_68020_cf): New pattern.
1236 (tsthi_internal, tstqi_internal): Name pattern. Specify attributes.
1237 (tst<mode>_cf): Specify attributea.
1238 (cmpsi_cf): Name pattern. Specify attributes.
1239 (cmp<mode>_68881, cmp<mode>_cf): Specify type attribute.
1240 (pushexthisi_const): Fix to use alternatives. Specify
1242 (movsi_const0): Split movsi_const0_68000_10 and movsi_const0_68040_60
1243 from it. Fix to use alternatives. Specify attributes.
1244 (movsi_const0_68040_10, movsi_const0_68040_60): New patterns.
1245 (movsi_cf, movstrictqi_cf): Fix to use alternatives. Specify
1247 (movsf_cf_soft): Specify attributes.
1248 (movdf_cf_soft): Add split.
1249 (pushasi, zero_extendhisi2_cf, zero_extendqisi2_cfv4,
1250 cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2,
1251 68k_extendqisi2, truncdfsf2_cf): Specify attributes.
1252 (truncdfsf2_68881): Name pattern. Specify attributes.
1253 (floatsi<mode>2_cf, floathi<mode>2_68881, floathi<mode>2_cf,
1254 floatqi<mode>2_68881, floatqi<mode>2_cf, ftrunc<mode>2_cf,
1255 fix<mode>qi2_cf, fix<mode>hi2_cf, fix<mode>si2_cf, adddi_dishl32):
1257 (addsi3_5200): Fix to use alternatives. Specify attributes.
1259 (add<mode>3_cf, subdi_dishl32): Specify attributes.
1260 (subsi3): Add alternative for subq.l. Specify attributes.
1261 (sub<mode>3_cf, mulhi3, mulhisi3): Specify attributes.
1262 (mulhisisi3_s, mulsi3_68020, mulsi3_cf): Name pattern. Specify
1264 (umulhisi3): Specify attributes.
1265 (mulhisisi3_z): Name pattern. Specify attributes.
1266 (fmul<mode>3_cf, div<mode>3_cf, negsi2_internal, negsi2_5200,
1267 sqrt<mode>2_68881, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32,
1268 subregsi1ashrdi_const32, ashrsi3, subreg1lshrdi_const32, lshrsi3,
1269 bsetmemqi): Specify attributes.
1270 (bsetmemqi_ext): Name pattern. Specify attributes.
1271 (bclrmemqi): Specify attributes.
1272 (bclrmemqi_ext, scc, sls): Name pattern. Specify attributes.
1273 (beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble, bleu): Specify
1275 (beq2, bne2, bgt2, bgtu2, blt2, bltu2, bge2, bgeu2, ble2, bleu2): Name
1276 pattern. Specify attributes.
1277 (jump): Specify attributes.
1278 (tablejump_internal): Name pattern. Specify attributes.
1279 (call_value): Split into non_symbolic_call_value,
1280 symbolic_call_value_jsr, symbolic_call_value_bsr. Fix to use
1281 alternatives. Specify attributes.
1282 (non_symbolic_call_value, symbolic_call_value_jsr,
1283 symbolic_call_value_bsr): New patterns.
1284 (nop, return, unlink, indirect_jump): Specify attributes.
1285 (trap): Fix condition. Specify attributes.
1288 * config/m68k/m68k.c (m68k_symbolic_call_var): New variable.
1289 (override_options): Initialize it. Initialize m68k_sched_cpu.
1290 (CONST_METHOD): Rename to M68K_CONST_METHOD, move to m68k.h.
1291 (const_method): Make global, rename to m68k_const_method.
1292 (const_int_cost, output_move_const_into_data_reg): Update.
1293 (output_move_double): Parametrize to emit rtl code, rename to
1295 (output_reg_adjust, emit_reg_adjust, output_compadr, output_movsi,
1296 emit_movsi): New static functions.
1297 (output_move_double): New function with semantics of old
1299 (m68k_emit_move_double): New function.
1300 (m68k_sched_cpu): New variable.
1301 (attr_op_type): New enum.
1302 (sched_guess_p): New variable.
1303 (sched_address_type, sched_operand_type, sched_attr_op_type):
1304 New static functions.
1305 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
1306 m68k_sched_attr_size, m68k_sched_attr_op_mem): New functions.
1307 (sched_branch_type): New static variable.
1308 (m68k_sched_branch_type): New function.
1309 * config/m68k/m68k.h (M68K_SYMBOLIC_CALL): New enum.
1310 (m68k_symbolic_call_var): Declare.
1311 (M68K_CONST_METHOD): Rename from CONST_METHOD. Move here from m68k.c.
1312 (m68k_const_method, m68k_emit_move_double, m68k_sched_cpu,
1313 m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
1314 m68k_sched_attr_size, m68k_sched_attr_op_mem, m68k_sched_branch_type):
1317 2007-09-11 Jakub Jelinek <jakub@redhat.com>
1319 * builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
1320 * builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
1321 error if __builtin_va_arg_pack_len () wasn't optimized out during
1323 * tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
1324 with the number of inline's anonymous arguments.
1325 * doc/extend.texi: Document __builtin_va_arg_pack_len ().
1327 2007-09-11 Zdenek Dvorak <ook@ucw.cz>
1329 * fold-const.c (extract_muldiv_1): Do not simplify
1332 2007-09-11 Jan Hubicka <jh@suse.cz>
1334 * i386.h (ix86_tune_indices): Add X86_TUNE_INTER_UNIT_CONVERSIONS.
1335 (TARGET_INTER_UNIT_CONVERSIONS): New.
1336 * i386.md (floatsi expanders): Remove redundant check for SImode
1337 source; offload to memory when asked for.
1338 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse
1339 floatdisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
1341 (floatsisf2_mixed_memory, floatsisf2_sse_memory,
1342 floatsidf2_mixed_memory, floatsidf2_sse_memory
1343 floatdisf2_mixed_memory, floatsisf2_sse_memory,
1344 floatsidf2_mixed_memory, floatsidf2_sse_memory): New.
1346 2007-09-11 Jan Hubicka <jh@suse.cz>
1348 * toplev.c (process_options): all frontends now do unit-at-a-time.
1349 * cgraphunit.c: update comments.
1350 (cgraph_expand_function): call passmanager dirrectly; emit thunks.
1351 * c-decl.c (finish_function): use cgraph_add_new_function.
1352 * function.c (expand_function_end): We are always unit-at-a-time.
1354 2007-09-11 Richard Sandiford <richard@codesourcery.com>
1356 * config/mips/mips.c (mips_set_mips16_mode): Use separate anchor
1357 settings for MIPS16.
1358 (mips_use_anchors_for_symbol_p): Use default_use_anchors_for_symbol_p.
1360 2007-09-11 Richard Sandiford <richard@codesourcery.com>
1362 * config/mips/mips.c (mips_symbol_insns_1): Allow LEAs of
1363 SYMBOL_FORCE_TO_MEM constants.
1364 (mips_rtx_costs): Give a cost of 1 to force_to_mem_operands.
1365 (mips16_rewrite_pool_refs_info): New structure.
1366 (mips16_rewrite_pool_constant): New function, split out from...
1367 (mips16_rewrite_pool_refs): ...here. Take a pointer to a
1368 mips16_rewrite_pool_refs_info structure rather than a pointer
1369 to a constant pool. Force force_to_mem_operands into memory.
1370 (mips16_lay_out_constants): Update call to mips16_rewrite_pool_refs.
1371 * config/mips/predicates.md (force_to_mem_operand): New predicate.
1372 * config/mips/constraints.md (kf): New constraint.
1373 * config/mips/mips.md (*movdi_64bit_mips16): Add a d <- kf alternative.
1374 (*movsi_mips16): Likewise.
1376 2007-09-11 Richard Sandiford <richard@codesourcery.com>
1377 Nigel Stephens <nigel@mips.com>
1378 David Ung <davidu@mips.com>
1380 * config/mips/mips.h (CONSTANT_POOL_COST): Move to...
1381 * config/mips/mips.c: ...here and set to 4 for TARGET_MIPS16.
1382 (mips16_constant_cost, mips_immediate_operand_p, mips_binary_cost)
1383 (mips_fp_mult_cost, mips_fp_div_cost, mips_sign_extend_cost)
1384 (mips_zero_extend_cost): New functions.
1385 (mips_rtx_costs): Treat COMPARE constants as having zero cost.
1386 Use the new functions. Tweak many cost estimates, both here
1387 and in the new subroutines. Return false when the cost of the
1388 operands has not been calculated. Check for *clear_upper32.
1389 Check for floating-point multiply-add, reciprocal and rsqrt
1390 patterns. Handle comparison and rotation codes.
1392 2007-09-11 Danny Smith <dannysmith@users.sourceforge.net>
1394 * config/i386/cygming.h (TARGET_STRIP_NAME_ENCODING): Don't
1396 * config/i386/i386.c (get_dllimport_decl): Don't strip
1399 2007-09-10 Janis Johnson <janis187@us.ibm.com>
1402 * config/dfp-bit.c: Don't skip TFmode conversions; move strto*
1403 declarations to top.
1404 (DFP_TO_BFP): Use for either XFmode or TFmode.
1405 (BFP_TO_DFP): Use for either XFmode or TFmode; always use cast
1407 * config/dfp-bit.h: Include float.h.
1408 (LONG_DOUBLE_HAS_XF_MODE, LONG_DOUBLE_HAS_TF_MODE): Define if long
1409 double is one of these modes, rather than using LIBGCC_HAS_*F_MODE
1410 which doesn't mean the same thing.
1411 (BFP_KIND): Use 4 to mean TFmode.
1412 (BFP_FMT): Specify the number of decimal digits based on the
1413 number of mantissa digits.
1414 (BFP_VIA_TYPE): Binary float type to use as cast for sprintf.
1415 (BFP_TO_DFP, DFP_TO_BFP): Define names for TFmode variants.
1416 (STR_TO_BFP): Use strtold for XFmode or TFmode.
1417 (TFtype): Define if TFmode is supported.
1418 * doc/libgcc.texi (Decimal float library routines): Document
1419 TF conversion functions.
1421 2007-09-10 Chao-ying Fu <fu@mips.com>
1423 * config/mips/mips.c (mips_scalar_mode_supported_p): Declare.
1424 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
1425 (mips_emit_compare): Process fixed-point modes.
1426 (mips_pad_arg_upward): Support fixed-point types.
1427 (override_options): Allow fixed-point modes in accumulators.
1428 (mips_pass_by_reference): Pass DQ, UDQ, DA, and UDA modes in registers.
1429 (mips_vector_mode_supported_p): Support V2HQmode, V2UHQmode, V2HAmode,
1430 V2UHAmode, V4QQmode, and V4UQQmode when TARGET_DSP.
1431 (mips_scalar_mode_supported_p): New function to accept fixed-point
1432 modes if the width is not greater than two BITS_PER_WORD.
1433 * config/mips/mips.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
1434 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
1435 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
1436 LONG_LONG_ACCUM_TYPE_SIZE): Define.
1437 * config/mips/mips.md ("d"): Update mode attribute for fixed-point
1439 ("IMODE"): New mode attribute.
1440 (mips-fixed.md): Include.
1441 * config/mips/mips-modes.def: Create VECTOR_MODES for FRACT, UFRACT,
1443 * config/mips/mips-fixed.md: New file.
1445 2007-09-11 Ben Elliston <bje@au.ibm.com>
1447 * config/spu/spu.md: Formatting fixes.
1449 2007-09-10 Janis Johnson <janis187@us.ibm.com>
1451 * config/dfp-bit.c (dfp_unary_func): Delete.
1452 (dfp_unary_op): Delete.
1453 (dfp_binary_op): Use decFloat functions instead of decNumber
1454 functions for binary operations.
1455 (d32_binary_op): Convert 32-bit operands to 64 bits for evaluation.
1456 (dnn_binary_op): Call dfp_binary_op with decFloat rather than
1458 (dfp_compare_op): Use decFloat functions insteadof decNumber
1459 functions for comparisons.
1460 (d32_compare_op): Convert 32-bit operands to 64 bits for evaluation.
1461 (dnn_binary_op): Call dfp_compare_op with decFloat rather than
1463 (DFP_ADD, DFP_SUB, DFP_MULTIPLE, DFP_DIVIDE): Use macros for
1464 call to dxx_binary_op and decFloat function.
1465 (DFP_EQ, DFP_NE, DFP_LT, DFP_GT, DFP_LE, DFP_GE): Use macros for
1466 calls to dxx_binary_op and decFloat function.
1467 * config/dfp-bit.h: Include decFloat header files.
1468 (decFloat, DFP_BINARY_OP, DFP_COMPARE_OP, DEC_FLOAT_ADD,
1469 DEC_FLOAT_SUBTRACT, DEC_FLOAT_MULTIPLY, DEC_FLOAT_DIVIDE,
1470 DEC_FLOAT_COMPARE, DEC_FLOAT_IS_ZERO, DEC_FLOAT_IS_NAN,
1471 DEC_FLOAT_IS_SIGNED: Define for each of 3 operand widths.
1473 2007-09-10 Harsha Jagasia <harsha.jagasia@amd.com>
1474 Jan Sjodin <jan.sjodin@amd.com>
1476 * tree-vect-analyze.c (vect_analyze_operations): Change
1477 comparison of loop iterations with threshold to less than
1478 or equal to instead of less than. Reduce
1479 min_scalar_loop_bound by one.
1480 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
1481 Change prologue and epilogue iterations estimate to vf/2,
1482 when unknown at compile-time. Change versioning guard
1483 cost to taken_branch_cost. If peeling for alignment is
1484 unknown at compile-time, change peel guard costs to one
1485 taken branch and one not-taken branch per peeled loop.
1486 If peeling for alignment is known but number of scalar loop
1487 iterations is unknown at compile-time, change peel guard
1488 costs to one taken branch per peeled loop. Change the cost
1489 model equation to consider vector iterations as the loop
1490 iterations less the prologue and epilogue iterations.
1491 Change outside vector cost check to less than or equal to
1492 zero instead of equal to zero.
1493 (vect_do_peeling_for_loop_bound): Reduce
1494 min_scalar_loop_bound by one.
1495 * tree-vectorizer.h: Add TARG_COND_TAKEN_BRANCH_COST and
1496 TARG_COND_NOT_TAKEN_BRANCH_COST.
1497 * config/i386/i386.h (processor_costs): Add
1498 scalar_stmt_cost, scalar_load_cost, scalar_store_cost,
1499 vec_stmt_cost, vec_to_scalar_cost, scalar_to_vec_cost,
1500 vec_align_load_cost, vect_unalign_load_cost,
1501 vec_store_cost, cond_taken_branch_cost,
1502 cond_not_taken_branch_cost.
1503 Define macros for x86 costs.
1504 * config/i386/i386.c:
1505 (size_cost): Set scalar_stmt_cost, scalar_load_cost,
1506 scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
1507 scalar_to_vec_cost, vec_align_load_cost,
1508 vect_unalign_load_cost, vec_store_cost,
1509 cond_taken_branch_cost, cond_not_taken_branch_cost to one.
1510 (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
1511 geode_cost, k6_cost, athlon_cost, pentium4_cost, nocona_cost,
1512 core2_cost, generic64_cost, generic32_cost): Set to default
1514 (k8_cost, amdfam10_cost): Costs for vectorization tuned.
1515 (x86_builtin_vectorization_cost): New.
1517 2007-09-10 Janis Johnson <janis187@us.ibm.com>
1518 Ben Elliston <bje@au.ibm.com>
1520 * dfp.c: Include decimal128Local.h;
1521 (dfp_byte_swap): Remove.
1522 (encode_decimal32, decode_decimal32): Don't handle endianness.
1523 (encode_decimal64, decode_decimal64): Ditto.
1524 (encode_decimal128, decode_decimal128): Ditto.
1525 * config/dfp-bit.c (host_to_ieee32, ieee_to_host_32): Ditto.
1527 (host_to_ieee_64, ieee_to_host_64): Don't handle endianness.
1529 (host_to_ieee_128, ieee_to_host_128): Don't handle endianness.
1530 * Makefile.in (DECNUM_H): Add decimal128Local.h.
1532 2007-09-10 David Daney <ddaney@avtrex.com>
1534 * config/mips/mips.md (UNSPEC_MEMORY_BARRIER): New entry in
1536 (memory_barrier): Rewrote as an insn that clobbers memory.
1538 2007-09-10 Richard Sandiford <richard@codesourcery.com>
1540 * config/mips/mips.c (mips_global_pointer): Check
1541 call_really_used_regs instead of call_used_regs.
1542 (mips_save_reg_p): Likewise. Save all call-saved registers
1543 if current_function_saves_all_registers. Fix indentation.
1544 No longer treat $18 as a special case.
1545 (compute_frame_size): Guard FPR loop with TARGET_HARD_FLOAT.
1547 2007-09-10 Richard Sandiford <richard@codesourcery.com>
1549 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
1550 * config/mips/mips.c (mips_cpu_info_table): Mention it in the
1551 the introductory comment.
1552 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
1553 (override_options): Don't test for it.
1554 * config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
1555 (DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
1556 * config/mips/vr.h: As for config/mips/sde.h.
1558 2007-09-10 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
1559 Revital Eres <eres@il.ibm.com>
1561 * target.h (struct gcc_target.sched): New field: sms_res_mii.
1562 (struct ddg): Define.
1563 * target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
1564 (TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
1565 * config/spu/spu.c: Include ddg.h.
1566 (TARGET_SCHED_SMS_RES_MII): Define.
1567 (spu_sms_res_mii): New function to calculate mii.
1568 * modulo-sched (res_MII): Use it.
1569 * doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
1571 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
1573 * config/s390/s390.c (s390_dump_pool): Create copy of constant
1574 pool entries since they might hold values that must not be shared.
1576 2007-09-10 Uros Bizjak <ubizjak@gmail.com>
1579 * gcc/config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
1580 Use 'N' operand constraint for op2.
1581 (lshr<mode>3): Ditto.
1582 (ashl<mode>3): Ditto.
1583 (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
1584 (vec_shr_<mode>): Ditto.
1585 * gcc/config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
1586 IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
1588 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
1590 * config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
1591 Change mode macro in the last real_2expN parameter to uppercase.
1593 2007-09-10 Michael Matz <matz@suse.de>
1595 * tree-pass.h (pass_cselim): Declare new pass.
1596 * passes.c (init_optimization_passes): Link in pass_cselim.
1597 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
1598 tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
1599 cond_store_replacement.
1600 (condstoretemp): New static variable.
1601 (cond_store_replacement): New function.
1602 (tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
1603 tree_ssa_phiopt_worker.
1604 (struct name_to_bb): New.
1605 (get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
1606 nt_init_block, nt_fini_block): New static functions.
1607 (seen_ssa_names, nontrap_set): New static variables.
1608 (gate_cselim, pass_cselim): Define new pass.
1609 * common.opt (ftree-cselim): New flag.
1610 * toplev.c (process_options): Set flag_tree_cselim if required.
1612 2007-09-10 Hans-Peter Nilsson <hp@axis.com>
1614 * simplify-rtx.c (simplify_relational_operation_1): For recent
1615 canonicalization, don't recurse if op1 equals both PLUS arguments.
1617 2007-09-09 David Daney <ddaney@avtrex.com>
1619 * optabs.c (expand_sync_operation): Use plus insn if minus
1621 (expand_sync_fetch_operation): Ditto.
1623 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
1625 * i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
1627 (*floatsisf2_sse_vector): Likewise.
1629 2007-09-09 Krister Walfridsson <cato@df.lth.se>
1631 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
1633 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
1635 * config/i386/i386.h (ix86_tune_indices): Rename
1636 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
1637 (TARGET_USE_VECTOR_CONVERTS): Updated.
1638 * config/i386/i386.c: Likewise.
1640 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
1641 Nigel Stephens <nigel@mips.com>
1643 * doc/invoke.texi (Overall Options): Add .sx file extension
1644 as a synonym for .S.
1645 * cppspec.c (known_suffixes): Likewise.
1646 * gcc.c (default_compilers): Likewise.
1648 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
1651 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
1652 * simplify-rtx.c (simplify_relational_operation_1): Add the
1653 canonicalization from i386.h.
1654 * doc/md.texi (Canonicalization of Instructions): Document it.
1656 2007-09-09 Jan Hubicka <jh@suse.cz>
1657 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1659 * i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
1660 (TARGET_USE_VECTOR_CONVERTS): New.
1661 * i386.md: New post-reload splitters for converting SF to DF and DF to
1663 (floatsi* expander): Special case vector conversions.
1664 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
1665 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
1666 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
1667 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
1668 Disable when doing vector converts.
1669 (floatsi<mode>2_i387): Disable when
1670 * sse.md (vec_dupv2df): Export.
1671 * i386.c (ix86_tune_features): Enable SSE conversions.
1673 2007-09-09 Richard Guenther <rguenther@suse.de>
1675 * tree-ssa-operands.c (add_virtual_operand): Only mark
1676 stores as has_volatile_ops if alias information is not available.
1678 2007-09-09 Revital Eres <eres@il.ibm.com>
1680 * doc/contrib.texi: Add myself.
1682 2007-09-09 Ira Rosen <irar@il.ibm.com>
1684 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
1685 stmt_vinfo_set_outside_of_loop_cost): New functions.
1686 * tree-vect-transform.c (vect_get_cost_fields): Remove.
1687 (vect_model_simple_cost): Call
1688 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
1689 field instead of calling vect_get_cost_fields.
1690 (vect_model_store_cost, vect_model_load_cost): Likewise.
1692 2007-09-09 Revital Eres <eres@il.ibm.com>
1694 * config/rs6000/rs6000.c (paired_init_builtins): Add const
1695 declaration to bdesc_paired_preds variable.
1696 (paired_expand_builtin): Likewise.
1698 2007-09-09 Revital Eres <eres@il.ibm.com>
1700 * dbgcnt.def (sms_sched_loop): New counter.
1701 * modulo-sched.c: Use sms_sched_loop instead of
1702 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
1703 perform swing modulo scheduling on. Include dbgcnt.h.
1704 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
1705 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
1707 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
1709 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
1710 Substitute all uses with ...
1711 (MODEF): New mode iterator.
1713 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
1714 from pre-regalloc define_insn_and_split splitter pattern.
1715 (*fix_trunc<mode>_i387_1): Ditto.
1716 (*fistdi2_1): Ditto.
1717 (*fist<mode>2_1): Ditto.
1718 (frndintxf2_floor): Ditto.
1719 (*fist<mode>2_floor_1): Ditto.
1720 (frndintxf2_ceil): Ditto.
1721 (*fist<mode>2_ceil_1): Ditto.
1722 (frndintxf2_trunc): Ditto.
1723 (frndintxf2_mask_pm): Ditto.
1725 (prologue): Use (const_int 0) as never generated filler insn.
1727 (sibcall_epilogue): Ditto.
1728 (eh_return_si): Ditto.
1729 (eh_return_di): Ditto.
1731 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
1732 using MODEF mode iterator.
1733 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
1734 using MODEF mode iterator.
1735 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
1736 using MODEF mode iterator.
1737 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
1738 Macroize expander using MODEF mode iterator.
1740 (zero_extendsidi2): Remove operand constraints from expander.
1741 (smuldi3_highpart): Ditto.
1742 (indirect_jump): Ditto.
1745 * config/i386/sse.md (storentv4sf): Ditto.
1746 (storentv2df): Ditto.
1747 (storentv2di): Ditto.
1749 (sse2_cvtpd2ps): Ditto.
1750 (vec_interleave_highv16qi): Ditto.
1751 (vec_interleave_lowv16qi): Ditto.
1752 (vec_interleave_highv8hi): Ditto.
1753 (vec_interleave_lowv8hi): Ditto.
1754 (vec_interleave_highv4si): Ditto.
1755 (vec_interleave_lowv4si): Ditto.
1756 (vec_interleave_highv2di): Ditto.
1757 (vec_interleave_lowv2di): Ditto.
1758 (sse2_maskmovdqu): Ditto.
1759 * config/i386/mmx.md (mmx_maskmovq): Ditto.
1761 2007-09-09 Ira Rosen <irar@il.ibm.com>
1763 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
1764 (struct _slp_tree, struct _slp_instance): Define new data structures
1765 along macros for their access.
1766 (struct _loop_vec_info): Define new fields: strided_stores,
1767 slp_instances, and slp_unrolling_factor along macros for their access.
1768 (enum slp_vect_type): New.
1769 (struct _stmt_vec_info): Define new field, slp_type, and macros for its
1771 (STMT_VINFO_STRIDED_ACCESS): New macro.
1772 (vect_free_slp_tree): Declare.
1773 (vectorizable_load): Add an argument of type slp_tree.
1774 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
1775 vectorizable_assignment): Likewise.
1776 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
1777 Declare (make extern).
1778 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
1779 (new_loop_vec_info): Likewise.
1780 (destroy_loop_vec_info): Free memory allocated for SLP structures.
1781 * tree-vect-analyze.c: Include recog.h.
1782 (vect_update_slp_costs_according_to_vf): New.
1783 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
1784 functions. For not pure SLP stmts with strided access check that the
1785 group size is power of 2. Update the vectorization factor according to
1786 SLP. Call vect_update_slp_costs_according_to_vf.
1787 (vect_analyze_group_access): New.
1788 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
1789 (vect_free_slp_tree): New functions.
1790 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
1791 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
1792 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
1793 vect_detect_hybrid_slp): Likewise.
1794 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
1795 and vect_detect_hybrid_slp.
1796 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
1797 SLP costs into account.
1798 (vect_get_cost_fields): New function.
1799 (vect_model_simple_cost): Make extern, add SLP parameter and handle
1801 (vect_model_store_cost, vect_model_load_cost): Likewise.
1802 (vect_get_constant_vectors): New function.
1803 (vect_get_slp_vect_defs, vect_get_slp_defs,
1804 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
1805 vect_get_vec_defs): Likewise.
1806 (vectorizable_reduction): Don't handle SLP for now.
1807 (vectorizable_call): Don't handle SLP for now. Add argument to
1808 vect_model_simple_cost.
1809 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
1810 get SLPed and vectorized defs). Fix indentation and spacing.
1811 (vectorizable_assignment): Handle SLP.
1812 (vectorizable_induction): Don't handle SLP for now.
1813 (vectorizable_operation): Likewise.
1814 (vectorizable_type_demotion): Add argument to
1815 vect_model_simple_cost.
1816 (vectorizable_type_promotion): Likewise.
1817 (vectorizable_store, vectorizable_load): Handle SLP.
1818 (vectorizable_condition): Don't handle SLP for now.
1819 (vect_transform_stmt): Add a new argument for SLP. Check that there is
1820 no SLP transformation required for unsupported cases. Add SLP
1821 argument for supported cases.
1822 (vect_remove_stores): New function.
1823 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
1824 (vect_transform_loop): Schedule SLP instances.
1825 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
1827 2007-09-09 Andrew Haley <aph@redhat.com>
1829 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the
1832 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
1834 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
1835 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
1836 Similar for what label_refs can go in the JUMP_TARGET field. Split
1837 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
1838 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
1839 REG_LABEL when replacing an operand with a LABEL_REF for a
1841 (subst_reloads): When replacing a LABEL_REG with a register,
1842 instead of generating a REG_LABEL note, assert that there already
1843 is one or that the label is a known target for the insn.
1844 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
1845 note, check the JUMP_LABEL field. Remove "else" after return.
1846 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
1847 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
1848 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
1849 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
1850 insns. Iterate over all notes; don't assume there's only one.
1851 * cse.c (recorded_label_ref): Adjust comment to refer to
1853 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
1854 insns, not just NONJUMP_INSN_P.
1855 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
1856 isn't a jump target.
1857 * jump.c (rebuild_jump_labels): Adjust head comment.
1858 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
1859 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
1860 (mark_all_labels): For JUMP_P insns without a target, check if the
1861 the target is noted on the previous nonjump insn.
1862 (mark_jump_label_1): New function, guts from mark_jump_label.
1863 <case IF_THEN_ELSE>: Handle first operand as a non-target when
1864 marking jump target labels.
1865 <case LABEL_REF>: Adjust for whether to generate a
1866 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
1867 For 'E' format rtl, iterate in descending element order.
1868 (delete_related_insns): Handle both REG_LABEL_TARGET and
1869 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
1870 reference count, delete and fallthrough. Move finding-next-
1871 non-deleted insn last in the function. Look at all INSN_P insns
1872 for REG_LABEL_OPERAND notes.
1873 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
1875 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
1876 JUMP_LABEL, output the INSN_UID of it.
1877 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
1878 and/or REG_LABEL_TARGET.
1879 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
1880 with jump.c copy by only adding notes for labels actually
1881 referenced in the insn.
1882 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
1883 usage count increment; handle all INSN_P trial insns.
1884 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
1886 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
1887 REG_LABEL_TARGET and REG_LABEL_OPERAND.
1888 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
1890 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
1891 JUMP_P insns and REG_LABEL_OPERAND everywhere.
1892 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
1893 on all INSN_P insns.
1894 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
1895 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
1896 REG_LABEL_OPERAND notes.
1897 * reload1.c (calculate_needs_all_insns): Adjust comments.
1898 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
1899 * config/alpha/alpha.md (split for load of an address into a
1900 four-insn sequence on Unicos/Mk): Adjust to use
1902 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
1904 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1907 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1908 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
1909 FOR_BB_INSNS_SAFE instead of for loop.
1910 * cse.c (cse_extended_basic_block): Likewise.
1911 * postreload.c (reload_cse_regs_1): New variable next. Make sure
1912 that the for loop does not invoke NEXT_INSN on a deleted insn.
1913 * function.c (instantiate_virtual_regs): Likewise.
1914 * lower-subreg.c (remove_retval_note): Likewise.
1915 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
1917 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
1919 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
1920 insn, if it's a jump.
1921 (try_redirect_by_replacing_jump): New variable jump_p. Call
1922 tablejump_p before delete_insn_chain.
1923 * reload1.c (reload): New variable next. Make sure that the for
1924 loop does not invoke NEXT_INSN on a deleted insn.
1925 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
1926 (delete_output_reload): New variable prev. Make sure the the for
1927 loops do not invoke PREV_INSN on a deleted insn.
1929 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1931 * pa/constraints.md: Remove 'X' from unused letters comment.
1933 2007-09-08 Richard Guenther <rguenther@suse.de>
1935 * tree-tailcall.c (find_tail_calls): If we don't have aliases
1936 computed check stmt_ann->references_memory instead of counting
1939 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
1941 * cse.c (fold_rtx): Use validate_unshare_change() instead of
1942 validate_change() in one more case.
1944 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
1946 PR tree-optimization/32283
1947 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
1948 estimated_loop_iterations.
1949 (determine_use_iv_cost_condition): Decrease cost of expressions
1950 used in iv elimination.
1952 2007-09-08 Richard Guenther <rguenther@suse.de>
1954 * tree-cfg.c (verify_gimple_expr): Avoid building new
1955 pointer types, use TYPE_POINTER_TO if available instead.
1957 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
1960 PR rtl-optimization/26449
1961 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
1962 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
1964 (mulv16qi3): Implement as define_insn_and_split pattern instead of
1965 define_expand. Split insn in split1 pass.
1968 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
1970 PR tree-optimization/33301
1971 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
1974 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
1976 PR tree-optimization/32183
1977 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
1979 * tree-ssa-reassoc.c: Include cfgloop.h.
1980 (is_reassociable_op): Add a loop argument and return true only
1982 (linearize_expr): Updated.
1983 (should_break_up_subtract): Likewise.
1984 (linearize_expr_tree): Likewise.
1985 (init_reassoc): Call loop_optimizer_init with
1986 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
1987 with CDI_DOMINATORS.
1988 (fini_reassoc): Call loop_optimizer_finalize.
1990 2007-09-07 Sterling Augustine <sterling@tensilica.com>
1992 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
1993 if there is no i-cache.
1995 2007-09-07 Richard Guenther <rguenther@suse.de>
1998 2007-09-06 Richard Guenther <rguenther@suse.de>
2000 PR tree-optimization/32586
2001 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
2002 folding if nothing changed.
2003 (simplify_unary_expression): New function. Do tree combining
2004 on conversion like codes.
2005 (try_to_simplify): Call it.
2007 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2010 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
2011 (__gthread_active,__gthread_start, __gthread_active_init): New.
2012 * gthr-posix95.h: Likewise.
2014 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
2016 * function.h (struct function): Rename calls_unwind_init
2017 to saves_all_registers.
2018 (current_function_saves_all_registers): Renamed from
2019 current_function_calls_unwind_init.
2020 * reload1.c (reload): Set current_function_saves_all_registers.
2021 * except.c (expand_builtin_unwind_init): Likewise.
2022 * config/m68k/m68k.c (m68k_save_reg): Use
2023 current_function_saves_all_registers to save pic register.
2025 2007-09-07 Janis Johnson <janis187@us.ibm.com>
2027 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
2028 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
2030 Reapply reverted changes:
2032 2007-09-06 Jan Hubicka <jh@suse.cz>
2034 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call of
2037 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2039 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
2040 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
2042 2007-09-05 Janis Johnson <janis187@us.ibm.com>
2044 * optabs.c (expand_float): Convert unsigned integer as signed only
2045 if it provides sufficient accuracy; add mode argument to real_2expN.
2046 (expand_fix): Fix comment typos; extend binary float into mode
2047 wider than destination for converion to unsigned integer; add mode
2048 argument to real_2expN.
2049 * real.c (real_2expN): Add mode argument to special-case decimal
2051 * real.h (real_2expN): Ditto.
2052 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
2054 (fixed_from_string): Ditto.
2055 (fixed_to_decimal): Ditto.
2056 (fixed_convert_from_real): Ditto.
2057 (real_convert_from_fixed): Ditto.
2058 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
2059 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
2060 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
2061 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
2063 2007-09-07 Diego Novillo <dnovillo@google.com>
2065 * tree-flow.h (const_block_stmt_iterator): Remove.
2066 Update all users to use block_stmt_iterator.
2067 * tree-iterator.h (const_tree_stmt_iterator): Remove.
2068 Update all users to use tree_stmt_iterator.
2070 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
2072 * config/mips/mips.c (mips_set_current_function): Temporarily
2073 make this a no-op to fix bootstrap errors, pending rewrite.
2075 2007-09-07 Jan Hubicka <jh@suse.cz>
2077 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
2080 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
2082 PR tree-optimization/33299
2083 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
2084 uses for all relevant loop-exit phis, not just the first.
2086 2007-09-07 Richard Guenther <rguenther@suse.de>
2089 * tree-ssa-operands.c (access_can_touch_variable): An access
2090 of the form (*p)[0] can touch a variable of same size.
2092 2007-09-07 Jan Hubicka <jh@suse.cz>
2094 * passes.c (init_optimization_passes): Add simple dce and addressable
2096 * tree-ssa.c (execute_update_addresses_taken): New function.
2097 (pass_update_address_taken): New.
2098 * tree-ssa-dse.c (execute_simple_dse): New function.
2099 (pass_simple_dse): New.
2100 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
2102 2007-09-07 Tobias Burnus <burnus@net-b.de>
2105 * doc/invoke.texi: Fix -Wstrict-overflow= table.
2107 2007-09-07 Richard Guenther <rguenther@suse.de>
2110 2007-09-06 Richard Guenther <rguenther@suse.de>
2112 PR tree-optimization/32586
2113 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
2114 folding if nothing changed.
2115 (simplify_unary_expression): New function. Do tree combining
2116 on conversion like codes.
2117 (try_to_simplify): Call it.
2119 2007-09-07 Richard Guenther <rguenther@suse.de>
2120 Uros Bizjak <ubizjak@gmail.com>
2122 PR tree-optimization/32821
2123 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
2124 NULL in the call to set_bb_stmt_list.
2126 2007-09-07 Richard Sandiford <richard@codesourcery.com>
2128 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
2129 float calls here, rather than leaving some to the caller.
2130 Use call_internal_direct and call_value_internal_direct.
2131 * config/mips/mips.md (call_internal_direct): New pattern.
2132 (call_value_internal_direct): Likewise.
2134 2007-09-07 Richard Sandiford <richard@codesourcery.com>
2136 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
2137 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
2139 (override_options): Set mips_base_move_loop_invariants.
2141 2007-09-07 Richard Sandiford <richard@codesourcery.com>
2143 * config/mips/mips.opt (mcode-readable=): Move to keep list
2146 2007-09-07 Richard Sandiford <richard@codesourcery.com>
2148 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
2149 and -mgpopt options. Adjust the -G documentation to match.
2150 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
2151 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
2152 function, split out from mips_classify_symbol. Return false for
2153 !TARGET_LOCAL_SDATA.
2154 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
2155 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
2156 (override_options): Check whether the -mgpopt setting is consistent
2157 with the other flags.
2158 (symbolic_expression_p): Delete.
2159 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
2160 and default_elf_select_rtx_section.
2161 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
2162 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
2163 external data and TARGET_EXTERN_SDATA.
2165 2007-09-07 Tobias Burnus <burnus@net-b.de>
2168 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
2170 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2172 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
2173 FOR_BB_INSNS_SAFE instead of for loop.
2174 * cse.c (cse_extended_basic_block): Likewise.
2175 * postreload.c (reload_cse_regs_1): New variable next. Make sure
2176 that the for loop does not invoke NEXT_INSN on a deleted insn.
2177 * function.c (instantiate_virtual_regs): Likewise.
2178 * lower-subreg.c (remove_retval_note): Likewise.
2179 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
2181 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
2183 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
2184 insn, if it's a jump.
2185 (try_redirect_by_replacing_jump): New variable jump_p. Call
2186 tablejump_p before delete_insn_chain.
2187 * reload1.c (reload): New variable next. Make sure that the for
2188 loop does not invoke NEXT_INSN on a deleted insn.
2189 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
2190 (delete_output_reload): New variable prev. Make sure the the for
2191 loops do not invoke PREV_INSN on a deleted insn.
2193 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
2195 * cgraphbuild.c (rebuild_cgraph_edges): Export.
2196 * cgraph.h (rebuild_cgraph_edges): Declare.
2197 * tree-pass.h (pass_expand_omp_ssa): New.
2198 * omp-low.c (find_omp_clause): Export.
2199 (copy_var_decl): Split from omp_copy_decl_2.
2200 (build_omp_barrier): Return the call to emit instead of emitting
2202 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
2204 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
2205 expand_omp_for_generic, expand_omp_for_static_nochunk,
2206 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
2207 Adapted to work on SSA form.
2208 (execute_expand_omp): Do not invalidate dominance information.
2209 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
2210 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
2211 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
2213 (force_gimple_operand): Allow gimplifying code expressions without
2215 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
2216 * common.opt (fopenmp-ssa): New.
2217 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
2218 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
2219 * tree-cfg.c: Include tree-inline.h.
2220 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
2221 (replace_by_duplicate_decl, replace_ssa_name,
2222 mark_virtual_ops_in_region): New functions.
2223 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
2224 to work on SSA form.
2225 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
2226 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
2229 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2231 * tree-loop-linear.c: Include obstack.h.
2232 (linear_transform_loops): New obstack lambda_obstack.
2233 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
2234 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
2235 and free afterwards.
2236 * lambda.h (struct obstack): New forward declaration.
2237 (lambda_linear_expression_new): New parameter of type struct
2239 (lambda_loopnest_new): Likewise.
2240 (lambda_loopnest_transform): Likewise.
2241 (lambda_body_vector_new): Likewise.
2242 (lambda_body_vector_compute_new): Likewise.
2243 (gcc_loopnest_to_lambda_loopnest): Likewise.
2244 (lambda_loopnest_to_gcc_loopnest): Likewise.
2245 * lambda-code.c: Include obstack.h.
2246 (lambda_lattice_new): New parameter lambda_obstack. Use it for
2248 (lambda_body_vector_new): Likewise.
2249 (lambda_linear_expression_new): Likewise.
2250 (lambda_lattice_new): Likewise.
2251 (lambda_loopnest_new): Likewise. Additionally use obstack to
2252 allocate LN_LOOPS(ret).
2253 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
2254 it to lambda_lattice_new.
2255 (lambda_body_vector_compute_new): New parameter lambda_obstack.
2256 Pass it to lambda_body_vector_new.
2257 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
2258 it to lambda_lattice_new.
2259 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
2260 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
2261 (lambda_compute_target_space): Likewise.
2262 (lambda_compute_auxillary_space): New parameter lambda_obstack.
2263 Pass it to lambda_lattice_compute_base and
2264 compute_nest_using_fourieer_motzkin.
2265 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
2266 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
2267 and lambda_lattice_compute_target_space.
2268 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
2269 Pass it to lambda_linear_expression_new.
2270 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
2271 to gcc_tree_to_linear_expression.
2272 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
2273 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
2274 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
2275 Pass it to lambda_body_vector_new and
2276 lambda_body_vector_compute_new.
2277 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
2278 (lambda-code.o): Likewise.
2280 2007-09-06 Chao-ying Fu <fu@mips.com>
2282 * ginclude/stdfix.h: New file.
2283 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
2284 (convert.o): Add dependence on fixed-value.h.
2285 * c-convert.c (convert): Support FIXED_POINT_TYPE.
2286 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
2287 to define fixed-point constants.
2288 (c_cpp_builtins): Define fixed-point constants.
2289 * convert.c (fixed-value.h): New include.
2290 (convert_to_real): Update comment to include fixed-point.
2291 Support FIXED_POINT_TYPE.
2292 (convert_to_integer): Update comment to include fixed-point.
2293 Support FIXED_POINT_TYPE.
2294 (convert_to_complex): Support FIXED_POINT_TYPE.
2295 (convert_to_fixed): New function.
2296 * convert.h (convert_to_fixed): Declare.
2297 * genopinit.c: Add comment about $Q for only fixed-point modes.
2298 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
2299 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
2300 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
2301 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
2302 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
2303 usneg_optab for fixed-point modes.
2304 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
2306 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
2307 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
2308 unsigned saturation optabs, when type is saturating.
2309 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
2310 (expand_fixed_convert): New function.
2311 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
2312 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
2313 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
2314 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
2315 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
2316 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
2318 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
2319 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
2320 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
2321 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
2322 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
2324 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
2325 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
2326 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
2327 fractuns, satfractuns.
2328 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
2329 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
2330 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
2331 OTI_ssmsub_widen, OTI_usmsub_widen.
2332 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
2333 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
2334 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
2335 umsub_widen_optab, usmsub_widen_optab): Define.
2336 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
2338 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
2340 (expand_fixed_convert): Declare.
2341 * expr.c (convert_move): Support the move of fixed-point modes.
2342 (emit_move_insn_1): Handle fixed-point mode to move via integer.
2343 (categorize_ctor_elements_1): Handle FIXED_CST.
2344 (count_type_elements): Handle FIXED_POINT_TYPE.
2345 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
2346 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2348 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
2349 multiply and add/subtract for fixed-point types.
2350 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
2351 mode, we jump to binop directly.
2352 Support FIXED_CONVERT_EXPR.
2353 (do_store_flag): Check FIXED_CST to put a constant second.
2354 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
2355 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2356 (const_vector_from_tree): Support FIXED_CST.
2357 * doc/extend.texi (Fixed-Point): New node.
2358 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
2359 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
2360 satfract, fractuns, satfractuns): Document them.
2362 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
2364 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
2365 addresses into I registers.
2367 2007-09-06 Jan Hubicka <jh@suse.cz>
2368 Andreas Tobler <a.tobler@schweiz.org>
2370 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
2372 (machopic_legitimize_pic_address): Likewise.
2374 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
2375 Jan Hubicka <jh@suse.cz>
2377 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
2378 instead of ufloat_optab->handlers directly.
2379 (floatdidf2): Likewise.
2381 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
2383 * config/mips/mips.c: Include diagnostic.h.
2384 (mips_set_current_function): Check errorcount and sorrycount
2385 before generating RTL.
2387 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2390 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
2391 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
2392 (print_operand_reloc): Likewise.
2394 2007-09-06 Janis Johnson <janis187@us.ibm.com>
2398 2007-09-06 Jan Hubicka <jh@suse.cz>
2400 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
2403 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2405 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
2406 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
2408 2007-09-05 Janis Johnson <janis187@us.ibm.com>
2410 * optabs.c (expand_float): Convert unsigned integer as signed only
2411 if it provides sufficient accuracy; add mode argument to real_2expN.
2412 (expand_fix): Fix comment typos; extend binary float into mode
2413 wider than destination for converion to unsigned integer; add mode
2414 argument to real_2expN.
2415 * real.c (real_2expN): Add mode argument to special-case decimal
2417 * real.h (real_2expN): Ditto.
2418 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
2420 (fixed_from_string): Ditto.
2421 (fixed_to_decimal): Ditto.
2422 (fixed_convert_from_real): Ditto.
2423 (real_convert_from_fixed): Ditto.
2424 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
2425 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
2426 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
2427 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
2429 2007-09-06 Tom Tromey <tromey@redhat.com>
2431 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
2432 * c-pch.c (c_common_read_pch): Restore current location after
2434 * tree.c (expand_location): Update.
2435 (expr_filename): Changed return type. Unified the two cases.
2436 (expr_lineno): Likewise.
2437 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
2439 * toplev.c (line_table): Changed type.
2440 (general_init): Update.
2441 (realloc_for_line_map): New function.
2442 (general_init): Allocate line_table using GC.
2443 * fix-header.c (line_table): Changed type.
2444 (read_scan_file): Update.
2445 (read_scan_file): Update.
2446 * c-ppoutput.c (maybe_print_line): Update.
2447 (print_line): Update.
2448 (cb_line_change): Update.
2449 (cb_define): Update.
2450 (pp_file_change): Update.
2451 * c-opts.c (c_common_init_options): Update.
2452 (finish_options): Update.
2453 (push_command_line_include): Update.
2454 * c-lex.c (cb_line_change): Update.
2455 (cb_def_pragma): Update.
2456 (cb_define): Update.
2458 (c_lex_with_flags): Use cpp_get_token_with_location.
2459 * input.h (line_table): Changed type.
2460 (location_from_locus): New macro.
2461 * tree.h (EXPR_FILENAME): No longer an lvalue.
2462 (EXPR_LINENO): Likewise.
2463 (expr_locus, set_expr_locus): Declare separately for
2464 USE_MAPPED_LOCATION.
2465 (expr_filename, expr_lineno): Changed return type.
2466 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
2467 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
2468 (expand_gimple_basic_block): Likewise.
2469 * final.c (final_scan_insn): Use expanded_location.
2471 2007-09-06 Richard Guenther <rguenther@suse.de>
2473 PR tree-optimization/32586
2474 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
2475 folding if nothing changed.
2476 (simplify_unary_expression): New function. Do tree combining
2477 on conversion like codes.
2478 (try_to_simplify): Call it.
2479 * builtins.c (fold_builtin_cexp): Fold the built expressions.
2480 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
2482 2007-09-06 Jan Hubicka <jh@suse.cz>
2485 * cse.c (fold_rtx): Avoid invalid sharing.
2487 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2489 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
2490 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
2492 2007-09-06 Revital Eres <eres@il.ibm.com>
2494 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
2495 Fix offsettable memory reference for 750CL.
2497 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
2499 * reload.c (find_reloads_address_1): Try to preserve original
2500 base/index regclass of operands.
2501 * regrename.c (scan_rtx_address): Likewise.
2502 (replace_oldest_value_addr): Likewise.
2504 2007-09-06 Richard Guenther <rguenther@suse.de>
2506 PR tree-optimization/33302
2507 * domwalk.c (walk_dominator_tree): The exit block is
2508 interesting even if it is not reachable.
2510 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2513 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
2515 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
2517 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
2520 2007-09-05 Ian Lance Taylor <iant@google.com>
2522 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
2524 (dump_generic_node): Likewise.
2525 * print-rtl.c (print_decl_name): Likewise.
2526 * print-tree.c (print_node_brief): Likewise.
2527 (print_node): Likewise.
2528 * Makefile.in (RTL_BASE_H): Add alias.h.
2531 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
2533 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
2535 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
2536 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
2538 2007-09-06 Jie Zhang <jie.zhang@analog.com>
2540 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
2541 (tm_defines): Define UCLIBC_DEFAULT to 1.
2542 (extra_options): Add linux.opt.
2543 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
2544 (CRT_CALL_STATIC_FUNCTION): Likewise.
2545 (NO_IMPLICIT_EXTERN_C): Likewise.
2546 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
2547 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
2548 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
2549 (ENDFILE_SPEC): Don't define.
2550 (LIB_SPEC): Likewise.
2551 (CRT_CALL_STATIC_FUNCTION): Likewise.
2552 (NO_IMPLICIT_EXTERN_C): Likewise.
2553 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
2554 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
2556 2007-09-06 Jan Hubicka <jh@suse.cz>
2558 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
2561 2007-09-06 Jan Hubicka <jh@suse.cz>
2563 * opts.c (common_handle_option): Enable inlining functions for
2566 2007-09-06 Jakub Jelinek <jakub@redhat.com>
2568 * builtin-attrs.def (ATTR_NONNULL_3): New.
2569 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
2570 ATTR_NOTHROW_NONNULL_##FA.
2571 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
2572 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
2573 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
2574 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
2575 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
2576 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
2577 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
2579 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
2580 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
2581 ATTR_FORMAT_NOTHROW_3_4): Remove.
2582 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
2583 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
2584 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
2585 instead of ATTR_FORMAT_*_*.
2587 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
2589 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
2590 parts re-used for REG_FRAME_RELATED_EXPR.
2592 2007-09-05 Janis Johnson <janis187@us.ibm.com>
2594 * optabs.c (expand_float): Convert unsigned integer as signed only
2595 if it provides sufficient accuracy; add mode argument to real_2expN.
2596 (expand_fix): Fix comment typos; extend binary float into mode
2597 wider than destination for converion to unsigned integer; add mode
2598 argument to real_2expN.
2599 * real.c (real_2expN): Add mode argument to special-case decimal
2601 * real.h (real_2expN): Ditto.
2602 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
2604 (fixed_from_string): Ditto.
2605 (fixed_to_decimal): Ditto.
2606 (fixed_convert_from_real): Ditto.
2607 (real_convert_from_fixed): Ditto.
2608 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
2609 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
2610 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
2611 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
2613 2007-09-05 Ian Lance Taylor <iant@google.com>
2615 * init-regs.c (initialize_uninitialized_regs): Call
2616 emit_insn_before rather than add_insn_before.
2618 2007-09-05 Jakub Jelinek <jakub@redhat.com>
2620 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
2621 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
2622 * tree-inline.h (copy_body_data): Add call_expr field.
2623 * tree-inline.c (expand_call_inline): Initialize call_expr.
2624 (copy_bb): Append anonymous inline fn arguments to arguments
2625 when inlining a CALL_EXPR_VA_ARG_PACK call.
2626 * builtins.c (expand_builtin): Issue an error if
2627 BUILT_IN_VA_ARG_PACK is seen during expand.
2628 (fold_call_expr, fold_builtin_call_array): Don't fold
2629 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
2630 __builtin_va_arg_pack () call as last argument.
2631 * gimplify.c (gimplify_call_expr): If last argument to a vararg
2632 function is __builtin_va_arg_pack (), decrease number of call
2633 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
2634 * expr.c (expand_expr_real_1): Issue an error if
2635 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
2636 * tree-pretty-print.c (dump_generic_node): Handle printing
2637 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
2638 * doc/extend.texi (__builtin_va_arg_pack): Document.
2640 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
2642 PR tree-optimization/21513
2643 * builtins.c (build_builtin_expect_predicate): New function.
2644 (fold_builtin_expect): Add argument for expected value.
2645 Distribute __builtin_expect over short-circuiting operations.
2646 Fold nested builtin_expects.
2647 (fold_builtin_2): Adjust call to fold_builtin_expect.
2649 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
2652 PR tree-optimization/13756
2653 * doc/invoke.texi (Options That Control Optimization): Document
2656 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
2658 * gcc/config/i386/cpuid.h: New file.
2659 * gcc/config/i386/driver-i386.c: Include cpuid.h.
2660 (describe_cache): Shrink size and line strings to 100 bytes.
2661 (detect_caches_amd): Return "" for unsupported max_ext_level.
2662 Use __cpuid function.
2663 (detect_caches_intel): Return "" for unsupported max_level.
2664 Use __cpuid function.
2665 (host_detect_local_cpu): Change feature flag variables to
2666 unsigned int. Initialize only extended feature flag variables.
2667 Use __get_cpuid_max to determine max supported cpuid level.
2668 Use __cpuid function to determine supported features. Fix
2669 calculation of family id. Remove is_amd and check signature
2670 directly. Check for Geode signature. Handle family 4 id.
2671 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
2672 cpu discovery code to lower part of the function.
2673 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
2674 for sub-architecture.
2675 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
2676 [PROCESSOR_K8]: Add k8-sse3 architecture.
2677 [PROCESSOR_NOCONA]: Remove.
2678 [PROCESSOR_GENERIC64]: Ditto.
2679 * gcc/config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
2680 * gcc/config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
2681 to check for SSE and FXSAVE support.
2682 * gcc/config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
2683 Add -minline-all-stringops.
2684 * gcc/config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
2685 (x86_64-*-*): Ditto.
2687 2007-09-05 Jie Zhang <jie.zhang@analog.com>
2689 * config/bfin/linux-unwind.h: New file.
2690 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
2691 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
2693 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2695 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
2696 * stmt.c: Include alloc-pool.h.
2697 (struct case_node): Remove GTY marker.
2698 (add_case_node): New parameter case_node_pool. Use it for
2700 (expand_case): New allocation pool case_node_pool. Initialize it,
2701 pass to add_case_node and free it.
2703 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
2704 David Ung <davidu@mips.com>
2705 Nigel Stephens <nigel@mips.com>
2707 Add mips16/nomips16 function attributes and -mflip-mips16 option
2708 for testing mixed-mode compilation.
2710 * config/mips/mips.opt (mflip-mips16): New.
2712 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
2713 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
2715 * config/mips/mips.c (mips_base_target_flags): New.
2716 (mips_base_mips16): New.
2717 (mips_base_schedule_insns): New.
2718 (mips_base_reorder_blocks_and_partition): New.
2719 (mips_base_align_loops): New.
2720 (mips_base_align_jumps): New.
2721 (mips_base_align_functions): New.
2722 (mips16_flipper): New.
2723 (mips_attribute_table): Add "mips16" and "nomips16" entries.
2724 (TARGET_SET_CURRENT_FUNCTION): Define.
2725 (mips_mips16_type_p, mips_nomips16_type_p): New.
2726 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
2727 (mips_function_ok_for_sibcall): Make it deal with functions with
2729 (mips_init_split_addresses): New, split out from override_options.
2730 (mips_init_relocs): New, split out from override_options.
2731 (was_mips16_p): New.
2732 (mips_set_mips16_mode): New, split out from override_options.
2733 (mips_set_current_function): New.
2734 (override_options): Add sorry for unsupported mips16/pic
2735 combination. Remove error for mips16/dsp combination. Save
2736 base option settings.
2737 (mips_file_start): Move mips16 mode setting output from here....
2738 (mips_output_function_prologue): ....to here.
2739 (mips_output_mi_thunk): Check for mips16 function.
2740 (build_mips16_function_stub): Don't set .mips16 here.
2741 (build_mips16_call_stub): Likewise.
2742 (mips_expand_builtin): Error in mips16 mode.
2743 (mips_use_mips16_mode_p): New.
2744 (mips_encode_section_info): Check for mips16 function, and set
2745 SYMBOL_REF_FLAGS accordingly.
2747 * doc/extend.texi (Function Attributes): Document new
2748 mips16/nomips16 attributes.
2749 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
2750 (MIPS Options): Document -mflip-mips16.
2752 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
2754 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
2755 if we encounter TLS address in MIPS16 mode.
2756 (mips_legitimize_const_move): Check cannot_force_const_mem for
2757 the (const (plus symbol offset)) case; this forces invalid TLS
2758 address in MIPS16 mode to be caught by the above call to sorry.
2759 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
2760 because that now enables emutls, which is not ABI compatible
2761 with native TLS in non-MIPS16 mode.
2763 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
2765 Add target hook invoked when cfun changes.
2767 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
2768 * target.h (struct gcc_target): Add set_current_function.
2769 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
2770 (TARGET_INITIALIZER): Add initializer for set_current_function.
2771 * tree.h (push_struct_function): New.
2772 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
2774 (set_cfun): Declare.
2775 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
2777 (push_function_context_to): Use allocate_struct_function
2778 to create null context, not init_dummy_function_start. Use set_cfun.
2779 (pop_function_context_from): Use set_cfun.
2780 (in_dummy_function): New.
2781 (invoke_set_current_function_hook): New.
2783 (push_cfun, pop_cfun): Use set_cfun.
2784 (push_struct_function): New.
2785 (allocate_struct_function): Call invoke_set_current_function_hook
2787 (prepare_function_start): Don't set cfun here. Remove unused
2788 argument; fix all callers.
2789 (init_dummy_function_start): Fiddle with in_dummy_function. Call
2790 push_struct_function.
2791 (init_function_start): Set cfun here.
2792 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
2793 * omp-low.c (create_omp_child_function): Use push_struct_function
2794 and pop_cfun to save/restore state.
2795 (expand_omp_parallel): Remove unused saved_cfun variable.
2796 * cgraphunit.c (ipa_passes): Use set_cfun.
2797 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
2798 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
2799 * matrix-reorg.c (transform_allocation_sites): Likewise.
2800 (matrix_reorg): Use set_cfun.
2801 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
2802 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
2803 assignment to cfun; use set_cfun for the other.
2804 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
2805 (dump_function_to_file): Use push_cfun/pop_cfun here.
2806 * c-decl.c (finish_function): Use set_cfun.
2808 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
2810 * regrename.c (rerename_optimize): Use deferred rescanning and
2811 insert explicit calls to rescan insns when changed.
2813 2007-09-05 Jan Hubicka <jh@suse.cz>
2815 * optabs.c (libfunc_entry): Change optab to integer.
2816 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
2817 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
2818 of pointers for hashing.
2820 2007-09-05 Jan Hubicka <jh@suse.cz>
2822 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
2824 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
2825 * see.c (pass_see): Likewise.
2826 * tracer.c (pass_tracer): Likewise.
2827 * postreload-gcse.c (pass_gcse2): Likewise.
2828 * postreload.c (pass_postreload_cse): Likewise.
2829 * mode-switching.c (pass_mode_switching): Likewise.
2830 * modulo-sched.c (pass_sms): Likewise.
2831 * cse.c (cse_insn): Likewise.
2832 * web.c (pass_web): Likweise.
2833 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
2834 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
2835 * loop-init.c (pass_rtl_loop_init): Likewise.
2836 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
2837 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
2838 * global.c (pass_global_alloc): Likewise.
2839 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
2840 pass_if_after_reload): Likewise.
2841 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
2842 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
2843 * regmove.c (pass_regmove): Likewise.
2844 * function.c (pass_thread_prologugues_epilogues): Likewise.
2845 * gcse.c (pass_gcse): Likewise.
2846 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
2847 * lower-subreg.c (pass_lower_subreg2): Likewise.
2848 * bt-load.c (pass_branch_target_load): Likewise.
2849 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
2850 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
2851 * combine.c (pass_combine): Likewise.
2852 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
2853 (pass_partition_blocks): Likewise.
2854 * var-tracking.c (pass_variable_track): Likewise.
2855 * reg-stack.c (pass_stack_regs_run): Likewise.
2856 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
2857 * passes.c (pass_postreload): Likewise.
2858 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
2859 * tree-pass.h (TODO_verify_rtl_sharing): New.
2860 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
2861 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
2862 TODO_set_props, TODO_df_finish, TODO_df_verify,
2863 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
2865 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2867 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
2868 fold_real_zero_addition_p, reorder_operands_p,
2869 div_if_zero_remainder, fold_undefer_overflow_warnings,
2870 int_binop_types_match_p, fold_convert_const_int_from_int,
2871 fold_convert_const_int_from_real,
2872 fold_convert_const_int_from_fixed,
2873 fold_convert_const_real_from_real,
2874 fold_convert_const_real_from_fixed,
2875 fold_convert_const_fixed_from_fixed,
2876 fold_convert_const_fixed_from_int,
2877 fold_convert_const_fixed_from_real, maybe_lvalue_p,
2878 fold_checksum_tree, fold_check_failed, print_fold_checksum,
2879 debug_fold_checksum, multiple_of_p): Constify.
2880 * tree-flow-inline.h (get_lineno): Likewise.
2881 * tree-flow.h (get_lineno): Likewise.
2882 * tree-object-size.c (compute_object_offset, addr_object_size,
2883 alloc_object_size, pass_through_call): Likewise.
2884 * tree-pretty-print.c (op_symbol, print_call_name,
2885 print_struct_decl, do_niy): Likewise.
2886 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
2887 debug_fold_checksum): Likewise.
2889 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
2892 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
2893 note, remove the associated REG_RETVAL note.
2895 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
2897 * config.gcc (powerpc*-*-*): Install
2898 spu2vmx.h, vec_types.h, and si2vmx.h headers.
2899 * config/rs6000/spu2vmx.h: New header.
2900 * config/rs6000/si2vmx.h: New header.
2901 * config/rs6000/vec_types.h: New header.
2903 2007-09-05 Ben Elliston <bje@au.ibm.com>
2905 * varasm.c (initializer_constant_valid_p): Fix comment typo.
2907 2007-09-05 Ben Elliston <bje@au.ibm.com>
2909 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
2911 (__stdcx): Make asm volatile.
2912 (__stwcx, __stdcx): Return only 0 or 1.
2914 2007-09-05 Jan Hubicka <jh@suse.cz>
2918 2007-09-04 Jan Hubicka <jh@suse.cz>
2919 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
2921 2007-09-04 Richard Guenther <rguenther@suse.de>
2922 * tree-ssa-operands.c (add_virtual_operand): Only mark
2923 stores as has_volatile_ops if alias information is not available.
2925 2007-09-05 Jakub Jelinek <jakub@redhat.com>
2927 * config/rs6000/tramp.asm: Include config.h.
2928 Check __PIC__ or __pic__ macro instead of SHARED.
2930 PR rtl-optimization/32300
2931 * see.c (see_copy_insn): New function.
2932 (see_def_extension_not_merged, see_merge_one_use_extension,
2933 see_merge_one_def_extension): Use it. Avoid changing
2934 PREV_INSN/NEXT_INSN chains directly, insted emit insns
2935 into sequences. Call df_insn_delete on temporary insns
2936 that won't be emitted into the insn stream.
2937 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
2938 and run df_process_deferred_rescans () before run_fast_dce.
2940 PR tree-optimization/33017
2941 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
2942 recurse for pure or const function calls.
2944 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2946 * c-format.c: Include alloc-pool.h.
2947 (check_format_info_main): New argument fwt_alloc. Use allocation
2948 pool instead of GC. Remove GC deallocation code.
2949 (check_format_arg): Create allocation pool, pass it to
2950 check_format_info_main and free it afterwards.
2951 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
2953 2007-09-05 Ben Elliston <bje@au.ibm.com>
2955 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
2956 Rename count macro arugment for clarity.
2957 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
2958 (__protected_stream_set): Likewise, pass 0.
2960 2007-09-04 Jan Hubicka <jh@suse.cz>
2962 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
2964 2007-09-04 Jan Hubicka <jh@suse.cz>
2966 * invoke.texi (-finline-small-functions): Document.
2967 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
2968 when deciding what is inlinable.
2969 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
2970 (cgraph_decide_inlining_of_small_function): Handle new flags.
2971 (cgraph_decide_inlining_incrementally): Likewise.
2972 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
2973 * common.opt (finline-small-functions): New.
2974 * Makefile.in (build/gengtype.o-warn): Work around PR29478
2976 2007-09-04 Richard Guenther <rguenther@suse.de>
2978 * tree-ssa-operands.c (add_virtual_operand): Only mark
2979 stores as has_volatile_ops if alias information is not available.
2981 2007-09-04 Andrew Haley <aph@redhat.com>
2983 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
2985 2007-09-04 Andrew Haley <aph@redhat.com>
2987 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
2988 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
2989 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
2991 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
2994 * common.opt: Mention ABI version 2 in comment.
2996 2007-09-04 Jan Hubicka <jh@suse.cz>
2998 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
2999 (libfunc_entry): New structure.
3000 (libfunc_hash): New hashtable.
3001 (hash_libfunc): New function.
3002 (eq_libfunc): New function.
3003 (convert_optab_libfunc): New function.
3004 (optab_libfunc): New function.
3005 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
3006 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
3007 expand_float, expand_fix, new_optab, new_convert_optab):
3008 Update for new libfunc API.
3009 (init_libfunc, init_integral_libfuncs,
3010 init_floating_libfuncs, init_interclass_conv_libfuncs
3011 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
3012 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
3013 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
3014 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
3015 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
3016 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
3017 gen_extend_conv_libfunc): New.
3018 (init_one_libfunc): Revamp for hashtables.
3019 (set_conv_libfunc): Likewise.
3020 (init_optabs): Initialize hashtable; use lazy initialization where
3022 * optabs.h (optab_handlers): Move out of GGC.
3023 (optab, convert_optab): Move out of GGC; add lazy gen info.
3024 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
3025 (optab_libfunc, convert_optab_libfunc): New.
3026 * builtins.c (expand_builtin_powi): Update for new API.
3027 * expr.c (convert_move): Likewise.
3028 * expmed.c (expand_divmod): Likewise.
3030 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
3032 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
3033 GOT pointer only if there is a constant pool. Use the allocated space
3036 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
3038 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
3041 2007-09-04 Revital Eres <eres@il.ibm.com>
3042 Richard Guenther <rguenther@suse.de>
3043 R. Clint Whaley <whaley@cs.utsa.edu>
3045 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
3047 * tree-tailcall.c (process_assignment): Use -fassociative-math
3048 when reodering operands of floating-point type.
3049 * fold-const.c (fold_comparison, fold_binary): Use
3050 -fassociative-math and -freciprocal-math instead of
3051 -funsafe-math-optimization flag.
3052 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
3053 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
3054 -freciprocal-math instead of -funsafe-math-optimizations.
3055 * opts.c (set_fast_math_flags): Set -freciprocal-math and
3056 -fassociative-math when -ffast-math is set.
3057 (set_unsafe_math_optimizations_flags): New Function
3058 to set -freciprocal-math and -fassociative-math when
3059 -funsafe-math-optimizations is set.
3060 (common_handle_option): Call it.
3061 * tree-vectorizer.c (vect_is_simple_reduction): Use
3062 -fassociative-math when doing reduction on floats.
3063 * loop-unroll.c (analyze_insn_to_expand_var): Use
3064 -fassociative-math when expanding an accumulator of type float.
3065 * simplify-rtx.c (simplify_binary_operation_1): Use
3066 -fassociative-math and -freciprocal-math when reordeing operands
3067 of floating-point type.
3068 * combine.c (combine_simplify_rtx): Likewise.
3069 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
3071 * common.opt (-fassociative-math, -freciprocal-math): New flags.
3073 2007-09-04 Paolo Carlini <pcarlini@suse.de>
3076 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
3078 2007-09-04 Jan Hubicka <jh@suse.cz>
3080 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
3082 2007-09-04 Jan Hubicka <jh@suse.cz>
3084 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
3085 and corresponding MATCH_DUP.
3087 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
3090 * combine.c (subst): Do not try to simplify X if it represents load
3091 of FP constant from the constant pool via float extension.
3093 2007-09-04 Ben Elliston <bje@au.ibm.com>
3095 * c-opts.c: Include "tm_p.h".
3096 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
3098 2007-09-04 Richard Guenther <rguenther@suse.de>
3100 PR tree-optimization/33291
3101 * tree-pretty-print.c (dump_generic_node): Dump all
3102 qualifiers for pointer types, not only first. Dump
3103 qualifiers for aggregate types as well.
3104 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
3105 use the canonical type for building ARRAY_REFs.
3106 * gimplify.c (canonicalize_addr_expr): Clean up. The
3107 correct validness check is compatibility of the pointer
3108 types. Always use the canonical type for building
3109 ARRAY_REFs and ADDR_EXPRs.
3110 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
3111 change that disabled propagation of ADDR_EXPRs into statements
3114 2007-09-03 Zack Weinberg <zack@codesourcery.com>
3116 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
3117 (umulsi3_highpart): Make into expanders; existing insns are
3118 now named *[insn]_nov6. Add stars to existing [insn]_v6
3119 counterparts' names.
3121 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
3123 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
3124 (unprotoize.o): Remove SHLIB_MULTILIB.
3126 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
3128 * doc/extend.texi: Document progmem attribute for AVR.
3130 2007-09-03 Anatoly Sokolov <aesok@post.ru>
3133 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
3135 2007-09-03 Zack Weinberg <zack@codesourcery.com>
3137 * optabs.c (expand_ffs): Initialize val and defined_at_zero
3140 * optabs.c: Remove unnecessary forward declarations.
3141 (expand_unop_direct): New, broken out of expand_unop.
3142 (expand_doubleword_clz): New.
3143 (expand_ctz): Move above expand_ffs. Use
3144 start_sequence, end_sequence, add_equal_note, and
3145 expand_unop_direct. Add more commentary.
3146 (expand_ffs): Try both ctz optab and expand_ctz.
3147 Generate a test and branch if the hardware doesn't give us
3148 a useful value for input zero. Style improvements similar to
3151 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
3153 2007-09-03 Zack Weinberg <zack@codesourcery.com>
3155 * config.gcc: Delete stanza for arm-semi-aof and
3156 armel-semi-aof targets.
3157 * config/arm/arm-protos.h
3159 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
3160 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
3161 delete aof_pic_label and remove mention of AOF in comments.
3162 * config/arm/arm.md: Delete patterns used only for AOF assembly.
3164 * config/arm/semiaof.h
3165 * config/arm/t-semi: Delete file.
3167 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3169 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
3170 CONST_CAST_BB): New macros for type-specific casts.
3171 (CONST_CAST): Add a TYPE parameter and define it in terms of
3174 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
3175 * c-lex.c (cb_ident, lex_string): Likewise,
3176 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
3177 * config/i386/i386.c (ix86_function_regparm,
3178 ix86_function_sseregparm): Use CONST_CAST_TREE.
3179 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
3181 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
3182 give_switch, set_multilib_dir): Likewise,
3183 * gengtype-parse.c (string_seq, typedef_name): Likewise,
3184 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
3185 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
3186 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
3187 * prefix.c (update_path): Likewise,
3188 * pretty-print.c (pp_base_destroy_prefix): Likewise,
3189 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
3190 * tree-cfg.c (tree_can_merge_blocks_p,
3191 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
3192 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
3193 * tree.c (build_string): Supply a TYPE for CONST_CAST.
3194 (attribute_list_contained): Use CONST_CAST_TREE.
3196 2007-09-03 Krister Walfridsson <cato@df.lth.se>
3198 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
3200 2007-09-03 Richard Sandiford <richard@codesourcery.com>
3203 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
3204 before forcing them into a register.
3206 2007-09-03 Richard Sandiford <richard@codesourcery.com>
3208 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
3209 rather than define_code_macro.
3211 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3213 * gcc.c (xputenv): New function.
3214 (putenv_from_prefixes): Use xputenv instead of putenv.
3215 (process_command): Use xputenv instead of putenv.
3216 (set_collect_gcc_options): Use xputenv instead of putenv.
3217 (main): Use xputenv instead of putenv.
3219 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
3221 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
3222 availability of swap instruction.
3223 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
3225 2007-09-03 Revital Eres <eres@il.ibm.com>
3227 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
3230 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
3231 Ayal Zaks <zaks@il.ibm.com>
3232 Revital Eres <eres@il.ibm.com>
3234 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
3235 compute_split_row): New functions.
3236 (ps_unschedule_node): Remove.
3237 (normalize_sched_times): Iterate over the already scheduled
3238 insns instead of the number of nodes.
3239 (MAX_SPLIT_NUM): New definition.
3240 (sms_schedule_by_order): Change the scheduling heuristic to
3241 avoid useless increases of initiation interval ii.
3242 (get_sched_window): Add dump printouts.
3244 2007-09-02 David Daney <ddaney@avtrex.com>
3246 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
3247 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
3248 (optab, insn): Add more attributes.
3249 (fetchop_bit): New code macro.
3250 (immediate_insn): New code macro attribute.
3251 (sync): Change condition to ISA_HAS_SYNC.
3252 (rdhwr): Change predicate for operand 0 to register_operand.
3253 (memory_barrier): New expand.
3254 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
3255 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
3256 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
3257 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
3258 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
3259 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
3260 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
3261 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
3262 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
3264 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
3265 Hans-Peter Nilsson <hp@axis.com>
3267 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
3268 Defined to describe availability and behavior of CLZ.
3269 * config/cris/cris.md (clzsi2): Implement using lz instruction.
3270 * config/cris/cris.opt: Tweak comment for "-metrax4".
3271 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
3272 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
3273 (count_leading_zeros): Define.
3275 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3277 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
3279 2007-09-02 Joseph Myers <joseph@codesourcery.com>
3282 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
3285 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
3287 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
3288 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
3289 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
3290 sched-deps.c, sched-int.h, system.h, target.h,
3291 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
3292 tree.def: Fix comment typos.
3294 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
3296 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
3297 (override_options): Turn on -mstrict-align on non-ColdFire
3299 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
3301 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3303 * c-common.c (const_strip_array_types): Delete.
3304 * c-common.h (const_strip_array_types): Likewise.
3305 * emit-rtl.c (const_next_insn, const_previous_insn,
3306 const_next_nonnote_insn, const_prev_nonnote_insn,
3307 const_next_real_insn, const_prev_real_insn,
3308 const_next_active_insn, const_prev_active_insn, const_next_label,
3309 const_prev_label): Delete.
3310 * gimple-low.c (block_may_fallthru): Use expr_last.
3311 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
3312 * rtl.h (const_previous_insn, const_next_insn,
3313 const_prev_nonnote_insn, const_next_nonnote_insn,
3314 const_prev_real_insn, const_next_real_insn,
3315 const_prev_active_insn, const_next_active_insn, const_prev_label,
3316 const_next_label): Delete.
3317 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
3318 * system.h (CONST_CAST): Update comment.
3319 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
3320 (const_first_stmt, const_last_stmt): Delete.
3321 (tree_block_ends_with_condjump_p): Use last_stmt.
3322 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
3323 * tree-iterator.c (const_expr_first, const_expr_last,
3324 const_expr_only): Delete.
3325 * tree.c (const_lookup_attribute): Likewise.
3326 (attribute_list_contained): Use lookup_attribute.
3327 * tree.h (const_lookup_attribute, const_expr_first,
3328 const_expr_last, const_expr_only): Delete.
3330 2007-09-01 Richard Guenther <rguenther@suse.de>
3332 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
3333 instead of TREE_THIS_VOLATILE.
3334 * tree-ssa-operands.c (add_virtual_operand): Do not set
3335 has_volatile_ops. Do not check s_ann for NULL.
3336 (get_indirect_ref_operands): Likewise.
3337 (get_expr_operands): Likewise. For all reference trees
3338 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
3339 check base of reference for TREE_THIS_VOLATILE.
3341 2007-09-01 Richard Guenther <rguenther@suse.de>
3343 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
3344 between integral types. Also allow conversions between
3347 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
3349 * optabs.c (prepare_float_lib_cmp): Use
3350 libgcc_cmp_return_mode instead of word_mode.
3351 * config/dfp-bit.h: Likewise.
3352 * config/fp-bit.h: Likewise.
3353 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
3355 (spu_libgcc_shift_count_mode): New function.
3356 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
3357 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
3359 2007-08-31 Joseph Myers <joseph@codesourcery.com>
3361 * tree-pretty-print.c: Include output.h.
3362 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
3363 HOST_WIDE_INT_PRINT_DEC.
3364 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
3366 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
3368 PR rtl-optimization/33224
3369 * loop-iv.c (latch_dominating_def): Check that the definition belongs
3370 to the analysed region.
3372 2007-08-31 Richard Guenther <rguenther@suse.de>
3374 * function.c (allocate_struct_function): Do not set
3375 current_function_returns_pointer.
3376 * function.h (struct var_refs_queue): Remove.
3377 (struct simple_obstack_stack): Likewise.
3378 (struct function): Remove fixup_var_refs_queue member.
3379 Remove returns_pointer flag.
3380 (current_function_returns_pointer): Remove define.
3382 2007-08-31 Nick Clifton <nickc@redhat.com>
3384 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
3385 secondary keys in order to obtain a stable sort.
3387 2007-08-31 Nick Clifton <nickc@redhat.com>
3390 * config/m32r/constraints.md: Add W constraint for integer zero.
3391 * config/m32r/m32r.md (get_pc): Use W and i constraints.
3392 Fix length calculation by using alternatives.
3394 2007-08-31 Richard Sandiford <richard@codesourcery.com>
3396 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
3397 split out from expand_binop.
3398 (avoid_expensive_constant): New function.
3399 (expand_binop_directly): Remove commutative_op argument and
3400 (expand_binop_directly): Remove commutative_op argument and
3401 call cummutative_optab_p instead. Do not change op0 or op1
3402 when swapping xop0 and xop1. Apply avoid_expensive_constant
3403 to each argument after potential swapping. Enforce the
3404 canonical order of commutative operands.
3405 (expand_binop): Use shift_optab_p and commutative_optab_p.
3406 Update the calls to expand_binop_directly. Only force constants
3407 into registers when widening an operation. Only swap operands
3408 once a direct expansion has been rejected.
3409 (expand_twoval_binop): Only force constants into registers when
3410 using a direct expansion.
3412 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
3414 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
3415 (sched_analyze_insn): Don't postprocess speculative dependencies when
3416 target has no scheduling.
3417 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
3418 'uninitialized' warning.
3420 2007-08-31 Richard Guenther <rguenther@suse.de>
3422 * tree.c (build_complex_type): Always set TYPE_NAME for
3425 2007-08-31 Olivier Hainque <hainque@adacore.com>
3427 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
3428 internal macro. Default alignment factor for csect directives, chosen
3429 to match what BIGGEST_ALIGNMENT allows.
3430 (DATA_SECTION_ASM_OP): Use it.
3431 * config/rs6000/rs6000.c
3432 (rs6000_xcoff_output_readonly_section_asm_op):
3433 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
3434 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
3436 2007-08-31 Olivier Hainque <hainque@adacore.com>
3438 * dbxout.c (dbxout_block): Move declaration within the first
3439 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
3440 block to include the definition, together with the associated
3443 2007-08-31 David Edelsohn <edelsohn@gnu.org>
3444 Revital Eres <eres@il.ibm.com>
3446 * doc/invoke.texi (-mpaired): Document flag.
3447 * config.gcc: Include paired.h in powerpc extra_headers and
3448 750cl.h in powerpc-*-linux*paired*.
3449 * config/rs6000/rs6000.opt (-mpaired): New flag.
3450 * config/rs6000/rs6000.c (paired_init_builtins,
3451 paired_expand_builtin, paired_expand_lv_builtin,
3452 paired_expand_stv_builtin, paired_expand_predicate_builtin):
3453 New functions to support the paired single builtin functions.
3454 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
3455 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
3457 (bdesc_paired_preds): New structure for paired predicate
3459 (rs6000_expand_builtin): Expand paired single builtins.
3460 (rs6000_init_builtins): Init paired single builtins.
3461 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
3462 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
3463 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
3464 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
3465 (rs6000_vector_mode_supported_p): Support paired vector mode.
3466 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
3467 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
3469 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
3470 (DATA_ALIGNMENT): Likewise.
3471 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
3472 (rs6000_builtins): Add PAIRED builtins.
3473 * config/rs6000/rs6000.md: Include paired.md.
3474 * config/rs6000/paired.h: New.
3475 * config/rs6000/paired.md: New.
3476 * config/rs6000/750cl.h: New.
3477 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
3479 2007-08-30 Ollie Wild <aaw@google.com>
3481 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
3482 * gcc.c (default_compilers): Add -fno-directives-only to
3483 @assembler-with-cpp.
3485 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
3489 * regclass.c (initial_fixed_regs): Revert previous change and make
3491 (initial_call_used_regs): Likewise.
3492 (initial_call_really_used_regs): Delete, reverting previous addition.
3493 (initial_reg_names): Likewise.
3494 (init_reg_sets): Revert previous change.
3495 (saved_fixed_regs): New.
3496 (saved_call_used_regs): New.
3497 (saved_call_really_used_regs): New.
3498 (saved_reg_names): New.
3499 (save_register_info): New.
3500 (restore_register_info): New.
3501 (init_reg_sets_1): Replace reset of register info with call to
3502 restore_register_info.
3503 * rtl.h (save_register_info): Declare.
3504 * toplev.c (backend_init): Call save_register_info.
3506 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3508 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
3509 from the original statement.
3511 2007-08-30 Chao-ying Fu <fu@mips.com>
3513 * c-lex.c (interpret_fixed): Declare.
3514 (interpret_float): Process _Fract and _Accum.
3515 (interpret_fixed): New function.
3516 * final.c (output_addr_const): Process CONST_FIXED.
3517 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
3518 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
3520 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
3522 (simplify_immed_subreg): Support CONST_FIXED.
3523 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
3524 (simplify_subreg): Support CONST_FIXED.
3526 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
3528 * config/rs6000/ppu_intrinsics.h: New file.
3529 * config.gcc (powerpc*-*-* <extra_headers>): Install
3532 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
3534 * cfg.c (dump_flow_info): Change to also print entry and exit
3536 * print-rtl.c (print_rtl_single): Allow to print rtl with
3539 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
3541 * df-core.h (df_dump_region): New function.
3542 * df.h (df_dump_region): New function.
3543 * loop-invariant.c (find_defs): Add call to df_dump_region.
3544 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
3547 2007-08-30 Jakub Jelinek <jakub@redhat.com>
3550 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
3551 true if any of the compare_section_name calls returned true,
3552 rather than if any returned false.
3554 2007-08-30 Richard Guenther <rguenther@suse.de>
3556 PR tree-optimization/33199
3557 * tree-ssa-structalias.c (handle_lhs_call): New function.
3558 (find_func_aliases): In non-IPA mode make sure that for
3559 calls that return a pointer we add a constraint for the
3560 result to point to anything.
3562 2007-08-30 Richard Guenther <rguenther@suse.de>
3564 * doc/invoke.texi (-mveclibabi): Document new target option.
3565 * config/i386/i386.opt (-mveclibabi): New target option.
3566 * config/i386/i386.c (ix86_veclib_handler): Handler for
3567 vectorization library support.
3568 (override_options): Handle the -mveclibabi option, initialize
3569 the vectorization library handler.
3570 (ix86_builtin_vectorized_function): As fallback call the
3571 vectorization library handler, if set.
3572 (ix86_veclibabi_acml): New static function for ACML ABI style
3573 vectorization support.
3575 2007-08-30 Jakub Jelinek <jakub@redhat.com>
3577 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
3578 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
3579 SImode and update m. Don't run gen_lowpart_common on arbitrary
3580 memory address, force it to register first.
3583 * dce.c (dce_process_block): Don't delete setters of
3584 artificially used registers.
3586 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3588 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
3589 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
3590 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
3592 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3594 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
3596 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
3597 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
3599 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3601 * system.h: Activate -Wcast-qual as warning-only.
3603 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
3606 * config/rs6000/rs6000.c (compare_section_name): New function.
3607 (rs6000_elf_in_small_data_p): Compare section prefixes instead
3610 2007-08-29 Olivier Hainque <hainque@adacore.com>
3612 * xcoffout.c: #include debug.h.
3613 * Makefile.in (xcoffout.o): Add debug.h dependency.
3615 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
3617 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
3618 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
3620 2007-08-29 Richard Guenther <rguenther@suse.de>
3622 * tree-pretty-print.c (dump_generic_node): Print
3623 label DECL_UID as D.%u.
3624 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
3626 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3628 * gcc/builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
3629 * gcc/builtins.def (BUILT_IN_REALLOC): New builtin.
3631 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
3634 * tree.c (build_type_attribute_qual_variant): Set canonical types
3635 on the final, unqualified attribute variant before building the
3638 2007-08-29 Jie Zhang <jie.zhang@analog.com>
3640 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
3641 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
3643 2007-08-29 Jie Zhang <jie.zhang@analog.com>
3646 2007-08-29 Jie Zhang <jie.zhang@analog.com>
3647 * config/bfin/bfin.md (composev2hi): Put operands into vector
3650 2007-08-29 Jie Zhang <jie.zhang@analog.com>
3652 * config/bfin/bfin.md (composev2hi): Put operands into vector
3655 2007-08-29 Jie Zhang <jie.zhang@analog.com>
3657 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
3658 attribute when appropriate.
3659 (bfin_handle_l1_text_attribute): New.
3660 (bfin_handle_l1_data_attribute): New.
3661 (bfin_attribute_table): Add attributes: l1_text, l1_data,
3662 l1_data_A and l1_data_B.
3663 * doc/extend.texi (node Function Attributes): Document l1_text
3665 (Variable Attributes): Add Blackfin subsection. Document l1_data,
3666 l1_data_A and l1_data_B variable attributes.
3668 2007-08-28 Jie Zhang <jie.zhang@analog.com>
3670 * config/bfin/bfin.opt (minline-plt): Add.
3671 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
3672 call to global functions.
3673 * doc/invoke.texi (Option Summary): Mention -minline-plt.
3674 (Blackfin Options): Document -minline-plt.
3676 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
3678 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
3679 given a non-function.
3680 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
3682 2007-08-28 DJ Delorie <dj@redhat.com>
3684 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
3686 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3688 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
3690 2007-08-28 Richard Guenther <rguenther@suse.de>
3692 * tree.h (struct tree_function_decl): Increase size of
3693 function_code bitfield.
3695 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
3696 Kazu Hirata <kazu@codesourcery.com>
3698 * gcc/config/m68k/linux.h
3699 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
3700 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
3701 (m68k_return_in_memory): New.
3702 * gcc/config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
3705 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
3708 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
3709 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
3710 operand) when top VEC_SELECT extracts scalar element.
3711 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
3712 (*vec_extract_v4sf_mem): Ditto.
3714 2007-08-28 Jakub Jelinek <jakub@redhat.com>
3717 * passes.c (init_optimization_passes): Move pass_df_finish
3718 after pass_postreload sublist.
3720 PR rtl-optimization/33148
3721 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
3722 (neg (lt X 0)) if X has scalar int mode.
3725 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
3726 initializer, use build_vector_from_ctor if possible to create
3727 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
3728 even after this, return NULL.
3730 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
3732 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
3734 2007-08-28 Richard Guenther <rguenther@suse.de>
3736 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
3737 (struct tree_function_decl): Make function_code a bitfield.
3738 Add disregard_inline_limits flag.
3739 * cgraphunit.c (cgraph_process_new_functions): Check
3740 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
3741 (cgraph_preserve_function_body_p): Likewise.
3742 * ipa-inline.c (compute_inline_parameters): Likewise.
3743 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
3744 for GNU C extern inline functions.
3745 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
3746 * tree-inline.c (disregard_inline_limits_p): Remove.
3747 * tree-inline.h (disregard_inline_limits_p): Likewise.
3748 * c-common.c (handle_always_inline_attribute): Set
3749 DECL_DISREGARD_INLINE_LIMITS.
3750 * langhooks.c (add_builtin_function): Verify the function code
3751 fits in the bitfield.
3753 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
3754 Vladimir Yanovsky <yanov@il.ibm.com>
3755 Revital Eres <eres@il.ibm.com>
3756 Andrey Belevantsev <abel@ispras.ru>
3758 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
3760 * modulo-sched.c: Add documentation regarding do-loop.
3761 (doloop_register_get): Change number of arguments to support
3762 the new do-loop pattern and check whether COUNT_REG has no other
3763 occurences in the loop besides in the control part.
3764 (duplicate_insns_of_cycles): Do not duplicate the insn which
3765 changes count_reg as it is already adjusted.
3766 (generate_prolog_epilog): New argument to support the new
3767 do-loop pattern. Change the subtract instruction to use
3768 expand_simple_binop. Call duplicate_insns_of_cycles with new
3770 (sms_schedule): Call doloop_register_get and
3771 generate_prolog_epilog with new argument. Do not handle loops
3772 with single sets insns with subreg in their lhs.
3773 * loop-doloop.c (doloop_optimize): Support for another do-loop
3775 (doloop_condition_get): Gets an instruction instead of a pattern
3776 and change the return condition when the do-loop pattern is
3778 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
3779 deps when considering to not create edges.
3781 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
3783 * doc/extend.texi (gnu_inline funtion attribute): Document C++
3786 2007-08-27 Jason Merrill <jason@redhat.com>
3789 * gimplify.c (gimplify_modify_expr): Discard the assignment of
3790 zero-sized types after calling gimplify_modify_expr_rhs.
3792 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
3794 * regclass.c (init_reg_autoinc): Fix typo.
3796 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
3798 Fix PR tree-optimization/33173
3799 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
3801 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
3804 * config/i386/i386.h (VALID_DFP_MODE_P): New.
3805 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
3808 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
3809 David Ung <davidu@mips.com>
3810 Nigel Stephens <nigel@mips.com>
3812 Separate target-specific initialization from general
3813 back-end initialization.
3815 * toplev.c (init_alignments): New, split out from...
3816 (process_options): ...here.
3817 (backend_init_target): New, split out from...
3818 (backend_init): ...here.
3819 (lang_dependent_init_target): New, split out from...
3820 (lang_dependent_init): ...here.
3821 (target_reinit): New.
3822 * toplev.h (target_reinit): Declare.
3823 * expr.c (init_expr_target): Renamed from init_expr_once, since it
3824 now can be called more than once. Update comments.
3825 * expr.h (init_expr_target): Likewise.
3826 * alias.c (init_alias_target): Renamed from init_alias_once, since it
3827 now can be called more than once. Explicitly zero
3828 static_reg_base_value.
3829 * emit-rtl.c (init_emit_regs): New, split out from...
3830 (init_emit_once): Here.
3831 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
3832 non-const, so that changes from command-line arguments can overwrite
3833 values provided by the static initializers.
3834 (initial_call_really_used_regs): New, used similarly to the above.
3835 (initial_reg_names): Likewise.
3836 (last_mode_for_init_move_cost): Promoted function-local static to
3837 file-scope static to make it accessible outside init_move_cost.
3838 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
3839 Do not initialize inv_reg_alloc_order yet, either. Do initialize
3840 reg_names since it is needed for parsing command-line options.
3841 (init_move_cost): Use last_mode_for_init_move_cost instead of
3842 function-local static.
3843 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
3844 call_really_used_regs now. Reinitialize reg_names. Also
3845 initialize inv_reg_alloc_order. Zero reg_class_subunion and
3846 reg_class_superunion. Clear losing_caller_save_reg_set.
3847 Preserve global registers if called more than once. Reset
3848 move cost, may_move_in_cost, may_move_out_cost, and
3849 last_mode_for_init_move_cost.
3850 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
3851 can now be invoked more than once. Update comments.
3852 (init_regs): Update comments.
3853 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
3854 and initial_call_really_used_regs, instead of the non-initial
3855 variables. This allows us to save the command-line register settings
3856 after target reinitialization.
3857 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
3858 * rtl.h (init_emit_regs): Declare.
3859 (init_reg_modes_target, init_alias_target): Renamed as described
3861 * reload1.c (init_reload): Update comments.
3862 * optabs.c (init_optabs): Likewise.
3863 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
3865 2007-08-26 Chao-ying Fu <fu@mips.com>
3867 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
3870 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3872 * alias.c (memory_modified_1, memory_modified_in_insn_p):
3874 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
3876 * bb-reorder.c (copy_bb_p): Likewise.
3877 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
3878 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
3879 block_ends_with_condjump_p): Likewise.
3880 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
3881 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
3882 block_ends_with_condjump_p): Likewise.
3883 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
3884 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
3885 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
3886 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
3887 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
3888 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
3889 debug_true_const_tree instad of debug_true_tree.
3890 * debug.c (do_nothing_debug_hooks): Likewise.
3891 * debug.h (ignore_block, debug_true_const_tree): Constify.
3892 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
3893 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
3894 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
3895 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
3896 dbx_reg_number, is_based_loc, field_type,
3897 simple_type_align_in_bits, simple_decl_align_in_bits,
3898 simple_type_size_in_bits, field_byte_offset, insert_float,
3899 type_tag, member_declared_type, is_redundant_typedef,
3900 secname_for_decl, is_inlined_entry_point): Likewise.
3901 * emit-rtl.c (const_next_insn, const_previous_insn,
3902 const_next_nonnote_insn, const_prev_nonnote_insn,
3903 const_next_real_insn, const_prev_real_insn,
3904 const_next_active_insn, const_prev_active_insn, const_next_label,
3905 const_prev_label): Likewise.
3906 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
3908 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
3909 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
3910 sched_insn_is_legitimate_for_speculation_p): Likewise.
3911 * jump.c (reversed_comparison_code_parts,
3912 reversed_comparison_code, reversed_comparison, condjump_label):
3914 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
3915 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
3917 * rtl.h (const_previous_insn, const_next_insn,
3918 const_prev_nonnote_insn, const_next_nonnote_insn,
3919 const_prev_real_insn, const_next_real_insn,
3920 const_prev_active_insn, const_next_active_insn, const_prev_label,
3921 const_next_label, modified_between_p, modified_in_p,
3922 const_note_storeskeep_with_call_p, condjump_label,
3923 reversed_comparison, reversed_comparison_code,
3924 reversed_comparison_code_parts, memory_modified_in_insn_p,
3925 stack_regs_mentioned): Likewise.
3926 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
3927 keep_with_call_p): Likewise.
3928 * sched-deps.c (deps_may_trap_p, sched_get_condition,
3929 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
3930 sd_lists_size, sd_lists_empty_p): Likewise.
3931 * sched-int.h (sched_insns_conditions_mutex_p,
3932 haifa_classify_insn, no_real_insns_p,
3933 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
3934 sd_lists_size, sd_lists_empty_p): Likewise.
3935 * sdbout.c (sdb_debug_hooks): Likewise.
3936 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
3937 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
3938 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
3940 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
3941 tree_can_throw_internal): Likewise.
3942 * tree-flow-inline.h (phi_nodes): Likewise.
3943 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
3944 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
3945 * tree-gimple.c (const_get_call_expr_in): Likewise.
3946 * tree-gimple.h (const_get_call_expr_in): Likewise.
3947 * tree.c (const_lookup_attribute, attribute_list_equal,
3948 attribute_list_contained): Likewise.
3949 * tree.h (attribute_list_equal, attribute_list_contained,
3950 const_lookup_attribute): Likewise.
3951 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
3953 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
3955 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
3956 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
3958 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
3961 * config/alpha/constraints.md: Delete "svn:mime-type" property
3962 with svn propdel "svn:mime-type".
3964 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
3967 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
3968 non NOTE insn doesn't cross basic block.
3969 (noce_try_abs): Likewise.
3970 (noce_process_if_block): Likewise.
3972 2007-08-26 David Edelsohn <edelsohn@gnu.org>
3975 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
3976 operand without auto-inc-dec.
3977 * config/rs6000/rs6000.md (floatsidf2_internal): Use
3978 offsettable_mem_operand.
3979 (floatunssidf2_internal): Same.
3980 (fix_truncdfsi2_internal): Same.
3981 (floatsidf_ppc64): Same.
3982 (floatunssidf_ppc64): Same.
3983 (fix_trunctfsi2_internal): Same.
3985 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
3988 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
3989 pass defines needed for version.c.
3991 2007-08-25 Joseph Myers <joseph@codesourcery.com>
3993 * configure.ac (--debug-prefix-map check): Change assembler
3994 version presumed to have feature to 2.18.
3995 * configure: Regenerate.
3997 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3999 * c-common.c (vector_types_convertible_p,
4000 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
4001 self_promoting_args_p): Constify.
4002 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
4003 c_promoting_integer_type_p, self_promoting_args_p,
4004 anon_aggr_type_p, vector_types_convertible_p): Likewise.
4005 * c-decl.c (anon_aggr_type_p): Likewise.
4006 * * c-dump.c (dump_stmt): Likewise.
4007 * c-objc-common.c (has_c_linkage): Likewise.
4008 * c-tree.h (same_translation_unit_p): Likewise.
4009 * c-typeck.c (null_pointer_constant_p,
4010 tagged_types_tu_compatible_p, function_types_compatible_p,
4011 type_lists_compatible_p, lvalue_or_else, lvalue_p,
4012 comptypes_internal, struct tagged_tu_seen_cache,
4013 same_translation_unit_p, alloc_tagged_tu_seen_cache,
4014 c_size_in_bytes): Likewise.
4015 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
4016 hash_ptr, eq_ptr): Likewise.
4017 * langhooks-def.h (lhd_decl_ok_for_sibcall,
4018 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
4019 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
4020 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
4022 * optabs.c (optab_for_tree_code): Likewise.
4023 * optabs.h (optab_for_tree_code): Likewise.
4024 * rtl.h (simplify_rtx): Likewise.
4025 * simplify-rtx.c (simplify_rtx): Likewise.
4026 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
4027 dump_flag, dump_node): Likewise.
4028 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
4029 queue_and_dump_type, dump_flag): Likewise.
4030 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
4031 * tree-pass.h (dump_node): Likewise.
4032 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
4033 supportable_narrowing_operation): Likewise.
4034 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
4035 supportable_narrowing_operation): Likewise.
4036 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
4037 is_negative_overflow_infinity, is_positive_overflow_infinity,
4038 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
4039 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
4040 update_value_range, add_equivalence, ssa_name_nonnegative_p,
4041 ssa_name_nonzero_p, fp_predicate): Likewise.
4042 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
4043 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
4044 ssa_name_nonnegative_p): Likewise.
4046 2007-08-25 Hans Kester <hans.kester@ellips.nl>
4048 * config.gcc : Add x86_64-elf target.
4050 2007-08-25 Jakub Jelinek <jakub@redhat.com>
4052 * expr.c (store_expr): Fix order of store_by_pieces arguments.
4054 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
4055 Nigel Stephens <nigel@mips.com>
4059 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
4060 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
4061 * expr.c (SET_BY_PIECES_P): Define.
4062 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
4063 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
4064 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
4066 * expr.h (SET_RATIO): Define.
4067 (can_store_by_pieces, store_by_pieces): Update prototypes.
4068 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
4069 can_store_by_pieces/store_by_pieces.
4070 (expand_builtin_memcpy_args): Likewise.
4071 (expand_builtin_strncpy): Likewise.
4072 (expand_builtin_memset_args): Likewise. Also remove special case
4073 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
4074 decide what to do instead.
4075 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
4076 to can_store_by_pieces.
4078 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
4079 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
4081 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
4082 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
4083 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
4084 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
4085 (STORE_BY_PIECES_P): Define.
4087 2007-08-24 Tom Tromey <tromey@redhat.com>
4089 * varpool.c (varpool_last_needed_node): Fix comment typo.
4090 * c-decl.c (duplicate_decls): Fix comment typo.
4091 (clone_underlying_type): Update comment.
4093 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4095 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
4096 alpha_in_small_data_p, alpha_split_complex_arg,
4097 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
4099 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
4100 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
4102 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
4103 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
4104 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
4105 * config/darwin.c (darwin_binds_local_p): Likewise.
4106 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
4108 * config/i386/i386-protos.h (i386_pe_binds_local_p,
4109 i386_pe_valid_dllimport_attribute_p): Likewise.
4110 * config/i386/i386.c (ix86_function_regparm,
4111 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
4112 x86_can_output_mi_thunk, ix86_mangle_type,
4113 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
4114 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
4115 i386_pe_binds_local_p): Likewise.
4116 * config/ia64/ia64.c
4117 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
4118 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
4119 ia64_invalid_conversion, ia64_invalid_unary_op,
4120 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
4122 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
4123 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
4124 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
4125 * config/mips/mips.c (mips_use_blocks_for_constant_p,
4126 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
4127 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
4128 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
4129 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
4130 * config/pa/pa.c (pa_commutative_p): Likewise.
4131 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
4133 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
4134 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
4135 rs6000_use_blocks_for_constant_p,
4136 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
4137 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
4138 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
4139 * config/s390/s390.c (s390_mangle_type,
4140 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
4142 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
4143 th_in_small_data_p): Likewise.
4144 * config/sh/sh.c (sh_ms_bitfield_layout_p,
4145 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
4147 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
4148 sparc_mangle_type): Likewise.
4149 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
4150 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
4151 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
4153 * hooks.c (hook_bool_mode_const_rtx_false,
4154 hook_bool_mode_const_rtx_true,
4155 hook_bool_const_tree_hwi_hwi_const_tree_false,
4156 hook_bool_const_tree_hwi_hwi_const_tree_true,
4157 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
4158 hook_constcharptr_const_tree_null,
4159 hook_constcharptr_const_rtx_null,
4160 hook_constcharptr_const_tree_const_tree_null,
4161 hook_constcharptr_int_const_tree_null,
4162 hook_constcharptr_int_const_tree_const_tree_null): New.
4163 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
4164 hook_bool_tree_hwi_hwi_tree_false,
4165 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
4166 hook_int_tree_tree_1, hook_constcharptr_tree_null,
4167 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
4168 hook_constcharptr_int_tree_null,
4169 hook_constcharptr_int_tree_tree_null): Delete.
4170 (default_can_output_mi_thunk_no_vcall): Constify.
4171 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
4172 hook_bool_tree_hwi_hwi_tree_false,
4173 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
4174 hook_int_tree_tree_1, hook_constcharptr_tree_null,
4175 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
4176 hook_constcharptr_int_tree_null,
4177 hook_constcharptr_int_tree_tree_null): Delete.
4178 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
4179 hook_bool_const_tree_hwi_hwi_const_tree_false,
4180 hook_bool_const_tree_hwi_hwi_const_tree_true,
4181 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
4182 hook_constcharptr_const_tree_null,
4183 hook_constcharptr_const_rtx_null,
4184 hook_constcharptr_const_tree_const_tree_null,
4185 hook_constcharptr_int_const_tree_null,
4186 hook_constcharptr_int_const_tree_const_tree_null): New.
4187 (default_can_output_mi_thunk_no_vcall): Constify.
4188 * integrate.c (function_attribute_inlinable_p): Likewise.
4189 * integrate.h (function_attribute_inlinable_p): Likewise.
4190 * jump.c (rtx_renumbered_equal_p): Likewise.
4191 * output.h (decl_readonly_section, categorize_decl_for_section,
4192 default_use_anchors_for_symbol_p, default_binds_local_p,
4193 default_binds_local_p_1): Likewise.
4194 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
4196 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
4197 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
4198 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
4199 TARGET_COMP_TYPE_ATTRIBUTES,
4200 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
4201 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
4202 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
4203 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
4204 TARGET_DWARF_CALLING_CONVENTION): Likewise.
4205 * target.h (can_output_mi_thunk, needs_block_p,
4206 first_cycle_multipass_dfa_lookahead_guard_spec,
4207 vector_alignment_reachable, comp_type_attributes,
4208 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
4209 commutative_p, use_blocks_for_constant_p,
4210 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
4211 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
4212 invalid_within_doloop, valid_dllimport_attribute_p,
4213 split_complex_arg, invalid_arg_for_unprototyped_fn,
4214 invalid_conversion, invalid_unary_op, invalid_binary_op):
4216 * targhooks.c (default_invalid_within_doloop,
4217 hook_invalid_arg_for_unprototyped_fn,
4218 default_builtin_vector_alignment_reachable): Likewise.
4219 (hook_bool_rtx_commutative_p): Delete.
4220 (hook_bool_const_rtx_commutative_p): New.
4221 * targhooks.h (default_invalid_within_doloop,
4222 default_builtin_vector_alignment_reachable,
4223 hook_invalid_arg_for_unprototyped_fn): Constify.
4224 (hook_bool_rtx_commutative_p): Delete.
4225 (hook_bool_const_rtx_commutative_p): New.
4226 * varasm.c (bss_initializer_p, decl_default_tls_model,
4227 categorize_decl_for_section, decl_readonly_section,
4228 default_use_anchors_for_symbol_p, default_binds_local_p,
4229 default_binds_local_p_1): Constify.
4231 2007-08-24 Jie Zhang <jie.zhang@analog.com>
4233 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
4234 __NO_BUILTIN if -fno-builtin.
4236 2007-08-24 Jie Zhang <jie.zhang@analog.com>
4238 * config/bfin/bfin.c (print_operand): Report error instead of
4239 ICE for wrong operand.
4241 2007-08-24 Michael Matz <matz@suse.de>
4243 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
4245 2007-08-24 Richard Guenther <rguenther@suse.de>
4248 * tree-ssa.c (useless_type_conversion_p): Split into a
4249 recursive and a non-recursive part.
4250 (useless_type_conversion_p_1): New function.
4251 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
4252 from maybe_fold_offset_to_reference is trivially convertible
4253 to the desired type before doing the simplification.
4255 2007-08-24 Jakub Jelinek <jakub@redhat.com>
4257 * expr.c (store_expr): Optimize initialization of an array
4259 * expr.h (builtin_strncpy_read_str): New prototype.
4260 * builtins.c (builtin_strncpy_read_str): Remove prototype.
4263 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
4266 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
4267 field when initializing if_info structure.
4269 2007-08-24 Richard Guenther <rguenther@suse.de>
4271 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
4273 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
4274 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
4275 * tree-inline.c (inlinable_function_p): Fold in common parts of
4276 the cannot_inline_tree_fn langhook.
4277 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
4278 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
4279 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
4280 cannot_inline_tree_fn langhook.
4281 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
4282 cannot_inline_tree_fn member.
4284 2007-08-24 Richard Guenther <rguenther@suse.de>
4286 * expr.c (get_inner_reference): Do computation of bitoffset
4287 from offset in a way we can detect overflow reliably.
4289 2007-08-24 Jie Zhang <jie.zhang@analog.com>
4291 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
4293 2007-08-24 Jie Zhang <jie.zhang@analog.com>
4295 * config/bfin/bfin.opt (mfast-fp): Add.
4296 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
4297 libbffastfp override libgcc if -mfast-fp.
4298 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
4299 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
4300 (Blackfin Options): Document -mfast-fp.
4302 2007-08-24 Jakub Jelinek <jakub@redhat.com>
4304 PR tree-optimization/32573
4306 * tree-data-ref.c (initialize_data_dependence_relation): Clear
4307 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
4308 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
4309 (build_classic_dist_vector): Return false rather than true if
4310 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
4311 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
4312 returned false. Don't call save_dist_v before calling
4313 build_classic_dist_vector_1.
4314 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
4315 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
4316 DDR_DIR_VECTS vectors.
4318 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
4320 * configure.ac (leb128): Modify sed statement to work with any
4321 binutils version string.
4322 * configure: Regenerate
4324 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4326 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
4327 Wrap in RTX_CODE macro guard.
4328 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
4329 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
4330 arm_mark_dllimport, arm_pe_encode_section_info,
4331 arm_pe_unique_section): Use ISO-C function declarations.
4332 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
4333 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
4334 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
4336 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
4337 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
4339 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
4341 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
4342 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
4343 (register_move_cost): Use ISO-C function declarations.
4344 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
4345 * config/score/score-protos.h (score_declare_object): Add
4347 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
4349 * final.c (profile_function): Avoid empty if-bodies.
4352 * calls.c (must_pass_in_stack_var_size,
4353 must_pass_in_stack_var_size_or_pad): Constify.
4354 * config/alpha/alpha-protos.h (function_value): Likewise.
4355 * config/alpha/alpha.c (alpha_return_in_memory,
4356 alpha_pass_by_reference, function_value,
4357 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
4358 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
4360 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
4361 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4362 TARGET_PROMOTE_PROTOTYPES): Likewise.
4363 * config/arm/arm-protos.h (arm_return_in_memory,
4364 arm_pad_arg_upward, arm_function_value): Likewise.
4365 * config/arm/arm.c (arm_pass_by_reference,
4366 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
4367 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4368 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
4370 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
4371 * config/avr/avr-protos.h (avr_function_value): Likewise.
4372 * config/avr/avr.c (avr_return_in_memory,
4373 gas_output_limited_string, gas_output_ascii, avr_function_value,
4374 avr_return_in_memory): Likewise.
4375 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
4376 * config/bfin/bfin.c (bfin_pass_by_reference,
4377 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
4378 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
4380 * config/cris/cris.c (cris_pass_by_reference,
4381 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
4382 * config/crx/crx.c (crx_return_in_memory): Likewise.
4383 * config/darwin.c (function_base, machopic_function_base_name):
4385 * config/fr30/fr30.c (fr30_must_pass_in_stack,
4386 TARGET_PROMOTE_PROTOTYPES): Likewise.
4387 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
4388 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
4389 * config/i386/i386-protos.h (ix86_return_in_memory,
4390 ix86_sol10_return_in_memory): Likewise.
4391 * config/i386/i386.c (ix86_function_value,
4392 ix86_function_sseregparm, ix86_must_pass_in_stack,
4393 type_natural_mode, classify_argument, examine_argument,
4394 construct_container, ix86_pass_by_reference, function_value_32,
4395 function_value_64, ix86_function_value_1, return_in_memory_32,
4396 return_in_memory_64, return_in_memory_ms_64,
4397 ix86_return_in_memory, ix86_sol10_return_in_memory,
4398 TARGET_PROMOTE_PROTOTYPES): Likewise.
4399 * config/ia64/ia64-protos.h (ia64_function_value,
4400 ia64_hpux_function_arg_padding): Likewise.
4401 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
4402 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
4403 ia64_hpux_function_arg_padding): Likewise.
4404 * config/iq2000/iq2000-protos.h (function_arg,
4405 iq2000_function_value): Likewise.
4406 * config/iq2000/iq2000.c (iq2000_return_in_memory,
4407 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
4408 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
4409 function_arg, iq2000_function_value): Likewise.
4410 * config/m32c/m32c-protos.h (m32c_function_value,
4411 m32c_promote_function_return): Likewise.
4412 * config/m32c/m32c.c (m32c_pass_by_reference,
4413 m32c_promote_prototypes, m32c_promote_function_return,
4414 m32c_function_value): Likewise.
4415 * config/m32r/m32r.c (m32r_return_in_memory,
4416 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
4417 m32r_in_small_data_p): Likewise.
4418 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
4420 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
4421 m68hc11_function_arg_padding): Likewise.
4422 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
4423 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
4424 m68k_function_value): Likewise.
4425 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
4426 mcore_function_value): Likewise.
4427 * config/mcore/mcore.c (handle_structs_in_regs,
4428 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
4429 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
4430 mcore_num_arg_regs, mcore_function_value): Likewise.
4431 * config/mips/mips-protos.h (mips_pad_arg_upward,
4432 mips_function_value): Likewise.
4433 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
4434 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
4435 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4436 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
4437 mips_function_value): Likewise.
4438 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
4440 * config/mmix/mmix.c (mmix_pass_by_reference,
4441 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
4442 mmix_encode_section_info): Likewise.
4443 * config/mn10300/mn10300-protos.h (mn10300_function_value):
4445 * config/mn10300/mn10300.c (mn10300_return_in_memory,
4446 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
4447 mn10300_function_value): Likewise.
4448 * config/mt/mt-protos.h (mt_function_value): Likewise.
4449 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
4450 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
4451 * config/pa/pa-protos.h (function_arg_padding, function_value,
4452 pa_return_in_memory): Likewise.
4453 * config/pa/pa.c (pa_pass_by_reference,
4454 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
4455 function_arg_padding, function_value, pa_return_in_memory):
4457 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
4458 * config/rs6000/rs6000-protos.h (rs6000_function_value,
4459 function_arg_padding): Likewise.
4460 * config/rs6000/rs6000.c (rs6000_return_in_memory,
4461 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
4462 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
4463 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4464 function_arg_padding, altivec_expand_dst_builtin,
4465 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
4466 altivec_init_builtins, rs6000_common_init_builtins,
4467 rs6000_function_value): Likewise.
4468 * s390/s390-protos.h (s390_function_value): Likewise.
4469 * config/s390/s390.c (s390_function_arg_size,
4470 s390_pass_by_reference, s390_return_in_memory,
4471 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
4472 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
4473 * config/score/score-protos.h (score_function_value): Likewise.
4474 * config/score/score.c (score_arg_partial_bytes,
4475 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4476 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
4477 score_pass_by_reference, score_add_offset, score_function_value):
4479 * config/sh/sh-protos.h (sh_attr_renesas_p,
4480 sh_promote_prototypes): Likewise.
4481 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
4482 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
4483 sh_attr_renesas_p): Likewise.
4484 * config/sparc/sparc-protos.h (function_value,
4485 function_arg_padding): Likewise.
4486 * config/sparc/sparc.c (sparc_promote_prototypes,
4487 sparc_return_in_memory, sparc_pass_by_reference,
4488 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4489 function_arg_record_value_2, function_arg_record_value_1,
4490 function_arg_record_value, function_arg_record_value,
4491 function_arg_padding, function_value): Likewise.
4492 * config/spu/spu-protos.h (spu_function_value): Likewise.
4493 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
4494 spu_function_value): Likewise.
4495 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
4497 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
4498 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
4499 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
4501 * config/v850/v850.c (v850_return_in_memory,
4502 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
4503 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
4504 * config/xtensa/xtensa.c (xtensa_return_in_msb,
4505 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
4506 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
4508 * explow.c (promote_mode, hard_function_value): Likewise.
4509 * expr.h (hard_function_value, promote_mode): Likewise.
4510 * function.c (aggregate_value_p): Likewise.
4511 * hooks.c (hook_bool_const_tree_true): New.
4512 * hooks.h (hook_bool_const_tree_true): New.
4513 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
4514 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
4515 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
4516 TARGET_RETURN_IN_MSB): Likewise.
4517 * target.h (promote_function_args, promote_function_return,
4518 promote_prototypes, return_in_memory, return_in_msb,
4519 pass_by_reference, must_pass_in_stack, callee_copies,
4520 function_value): Likewise.
4521 * targhooks.c (default_return_in_memory,
4522 hook_pass_by_reference_must_pass_in_stack,
4523 hook_callee_copies_named,
4524 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
4525 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
4526 default_function_value): Likewise.
4527 * targhooks.h (default_return_in_memory,
4528 hook_pass_by_reference_must_pass_in_stack,
4529 hook_callee_copies_named,
4530 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
4531 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
4532 default_function_value): Likewise.
4533 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
4534 (equiv_class_label_hash, equiv_class_label_eq): Constify.
4535 * tree-vectorizer.c (bb_in_loop_p): Likewise.
4536 * tree.c (needs_to_live_in_memory): Likewise.
4537 * tree.h (struct tree_type, needs_to_live_in_memory,
4538 aggregate_value_p, must_pass_in_stack_var_size,
4539 must_pass_in_stack_var_size_or_pad): Likewise.
4540 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
4541 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
4542 lookup_filename): Likewise.
4544 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
4547 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
4548 fake fcomi i387 instruction for !TARGET_CMOVE.
4549 (ix86_expand_branch): Expand natural sequence with one jump for
4550 all targets, not only TARGET_CMOVE.
4551 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
4552 pattern to implement fake fcomi sequence. Split instruction after
4553 reload to correct compare sequences.
4554 (*cmpfp_xf_cc): Ditto.
4555 (*cmpfp_<mode>_cc): Ditto.
4556 (*cmpfp_u_cc): Ditto.
4557 (*cmpfp_<mode>_cc): Ditto.
4559 2007-08-23 Richard Guenther <rguenther@suse.de>
4561 * tree-pretty-print.c (dump_generic_node): Annotate
4562 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
4564 2007-08-23 Richard Guenther <rguenther@suse.de>
4566 * builtins.c (expand_builtin_mathfn): Wrap argument in
4567 save_expr directly instead of re-building the call.
4568 (expand_builtin_mathfn_2): Likewise.
4569 (expand_builtin_mathfn_3): Likewise.
4570 (expand_builtin_interclass_mathfn): Likewise.
4571 (expand_builtin_int_roundingfn): Set arg.
4572 (expand_builtin_int_roundingfn_2): Likewise.
4574 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
4576 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
4577 *sse_nand<mode>3, *sse_xor<mode>3): New.
4579 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
4581 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
4582 * config/i386/i386.c (print_operand): Handle ';' code. Output
4583 semicolon for TARGET_MACHO.
4584 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
4585 emit semicolon after 'lock' prefix.
4586 (sync_double_compare_and_swap<mode>): Ditto.
4587 (*sync_double_compare_and_swapdi_pic): Ditto.
4588 (*sync_compare_and_swap_cc<mode>): Ditto.
4589 (sync_double_compare_and_swap_cc<mode>): Ditto.
4590 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
4591 (sync_old_add<mode>): Ditto.
4592 (sync_add<mode>): Ditto.
4593 (sync_sub<mode>): Ditto.
4594 (sync_ior<mode>): Ditto.
4595 (sync_and<mode>): Ditto.
4596 (sync_xor<mode>): Ditto.
4598 2007-08-22 Chao-ying Fu <fu@mips.com>
4600 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
4602 (copy_rtx): Handle CONST_FIXED.
4603 (rtx_equal_p): Likewise.
4604 * rtl.h (fixed_value.h): New include.
4605 (rtx_def): Add a new field of fixed_value to u.
4606 (XCNMPFV): Define for accessing fixed_value.
4607 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
4609 * rtl.def (CONST_FIXED): New constant.
4610 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
4611 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
4612 US_ASHIFT): New codes.
4613 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
4614 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
4615 unsigned_fract_convert, unsigned_sat_fract): Document them.
4616 * varasm.c (assemble_integer): Extend to support fixed-point constants
4617 by using different machine classes.
4618 (decode_addr_const): Handle FIXED_CST.
4619 (const_hash_1): Likewise.
4620 (compare_constant): Likewise.
4621 (copy_constant): Likewise.
4622 (const_rtx_hash_1): Handle CONST_FIXED.
4623 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
4624 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
4626 (initializer_constant_valid_p): Handle FIXED_CST.
4627 (output_constant): Support FIXED_POINT_TYPE.
4628 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
4629 * cse.c (hash_rtx): Support CONST_FIXED.
4630 (exp_equiv_p): Likewise.
4631 (cannon_reg): Likewise.
4632 (fold_rtx): Likewise.
4633 (equiv_constant): Likewise.
4634 (cse_process_notes_1): Likewise.
4635 (count_reg_usage): Likewise.
4636 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
4637 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
4638 (wrap_constant): Check CONST_FIXED.
4639 (cselib_hash_rtx): Support CONST_FIXED.
4640 (cselib_subst_to_values): Likewise.
4641 * df-scan.c (df_uses_record): Likewise.
4642 * gcse.c (want_to_gcse_p): Likewise.
4643 (oprs_unchanged_p): Likewise.
4644 (oprs_not_set_p): Likewise.
4645 (compute_transp): Likewise.
4646 (extract_mentioned_regs_helper): Likewise.
4647 * genemit.c (gen_exp): Likewise.
4648 * local-alloc.c (equiv_init_varies_p): Likewise.
4649 (contains_replace_regs): Likewise.
4650 (memref_referenced_p): Likewise.
4651 * loop-invariant.c (check_maybe_invariant): Likewise.
4652 (hash_invariant_expr_1): Likewise.
4653 (invariant_expr_equal_p): Likewise.
4654 * postreload-gcse.c (oprs_unchanged_p): Likewise.
4655 * regclass.c (reg_scan_mark_refs): Likewise.
4656 * regrename.c (scan_rtx): Likewise.
4657 * resource.c (mark_referenced_resources): Likewise.
4658 (mark_set_resources): Likewise.
4659 * rtlanal.c (rtx_unstable_p): Likewise.
4660 (rtx_varies_p): Likewise.
4661 (count_occurrences): Likewise.
4662 (reg_mentioned_p): Likewise.
4663 (modified_between_p): Likewise.
4664 (modified_in_p): Likewise.
4665 (volatile_insn_p): Likewise.
4666 (volatile_refs_p): Likewise.
4667 (side_effects_p): Likewise.
4668 (may_trap_p_1): Likewise.
4669 (inequality_comparisons_p): Likewise.
4670 (computed_jump_p_1): Likewise.
4671 (commutative_operand_precedence): Likewise.
4672 * sched-deps.c (sched_analyze_2): Likewise.
4673 * sched-vis.c (print_value): Likewise.
4674 * reload.c (operands_match_p): Likewise.
4675 (subst_reg_equivs): Likewise.
4676 * reload1.c (eliminate_regs_1): Likewise.
4677 (elimination_effects): Likewise.
4678 (scan_paradoxical_subregs): Likewise.
4679 * alias.c (rtx_equal_for_memref_p): Likewise.
4680 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
4681 * emit-rtl.c (const_fixed_htab): New hash table.
4682 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
4684 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
4685 const_fixed_from_fixed_value): New functions.
4686 (verify_rtx_sharing): Handle CONST_FIXED.
4687 (copy_rtx_if_shared_1): Likewise.
4688 (reset_used_flags): Likewise.
4689 (set_used_flags): Likewise.
4690 (copy_insn_1): Likewise.
4691 (init_emit_once): Create const_fixed_htab.
4692 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
4694 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
4696 PR tree-optimization/32949
4697 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
4698 before failing for ivs with non-constant step.
4700 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
4702 * doc/md.texi (Iterators): Renamed from Macros. All contents
4703 changed to reflect rename of respectively define_code_macro and
4704 define_mode_macro to define_code_iterator and define_mode_iterator.
4705 (Mode Iterators, Code Iterators): Similar.
4706 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
4707 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
4708 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
4709 (initialize_iterators, find_iterator, check_code_iterator)
4710 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
4711 (read_mapping, read_rtx_1): Similar.
4712 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
4713 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
4714 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
4715 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
4716 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
4717 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
4718 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
4719 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
4720 config/rs6000/sync.md, config/rs6000/rs6000.md,
4721 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
4722 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
4723 config/vax/vax.md, config/bfin/bfin.md: Similar.
4725 2007-08-22 David Daney <ddaney@avtrex.com>
4727 * doc/install.texi (Testing): Mention testing on a simulator.
4729 2007-08-22 Janis Johnson <janis187@us.ibm.com>
4731 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
4733 * doc/libgcc.texi (Decimal float library routines): Fix formatting
4734 and rearrange floating point conversion functions into different
4737 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
4739 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
4740 dfa_post_advance_cycle): New scheduler hooks.
4741 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
4742 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
4744 (TARGET_SCHED): Use them.
4745 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
4746 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
4747 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
4749 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
4750 function to facilitate debugging.
4751 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
4752 (output_insn_has_dfa_reservation_p): New static function to output
4753 insn_has_dfa_reservation_p ().
4754 (write_automata): Use it.
4755 * genattr.c (main): Output declaration for
4756 insn_has_dfa_reservation_p ().
4758 2007-08-22 Christian Bruel <christian.bruel@st.com>
4759 Richard Guenther <rguenther@suse.de>
4761 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
4762 * simplify_rtx (simplify_binary_operation_1): Likewise.
4764 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
4766 PR rtl-optimization/32557
4767 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
4768 of REGNO (mws->mw_reg).
4770 2007-08-22 Richard Guenther <rguenther@suse.de>
4773 * builtins.c (expand_builtin_int_roundingfn): Replace call
4774 argument wrapped with SAVE_EXPR directly.
4775 (expand_builtin_int_roundingfn_2): Likewise.
4777 2007-08-22 Richard Guenther <rguenther@suse.de>
4779 * tree-inline.c (inlinable_function_p): Restore disregarding
4780 inline limits for GNU extern inline functions.
4782 2007-08-22 Richard Guenther <rguenther@suse.de>
4785 * tree.c (host_integerp): Treat sizetype as signed as it is
4788 2007-08-21 Ian Lance Taylor <iant@google.com>
4790 PR tree-optimization/33134
4791 * tree-vrp.c (adjust_range_with_scev): Call
4792 set_value_range_to_value.
4794 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
4796 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
4799 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
4801 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
4804 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
4806 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
4807 cases to set eight bytes at a time.
4808 (expand_block_move): Likewise.
4810 2007-08-21 Jakub Jelinek <jakub@redhat.com>
4813 * dwarf2out.c (gen_decl_die): Don't call
4814 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
4816 2007-08-21 Paul Brook <paul@codesourcery.com>
4817 Nathan Sidwell <nathan@codesourcery.com>
4818 Mark Mitchell <mark@codesourcery.com>
4819 Joseph Myers <joseph@codesourcery.com>
4821 * configure.ac: Add --with-pkgversion and --with-bugurl.
4822 * configure: Regenerate.
4823 * doc/install.texi: Document them.
4824 * version.c (version_string): Remove VERSUFFIX.
4825 (VERSUFFIX): Remove.
4826 (pkgversion_string): New.
4827 (bug_report_url): Do not hard-code initializer.
4828 * version.h (pkgversion_string): Declare.
4829 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
4831 (version.o): Define PKGVERSION and BUGURL.
4832 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
4833 (%.pod): Define BUGURL.
4834 * gcc.c (process_command, main): Use pkgversion_string.
4835 * toplev.c (compile_file, print_version): Likewise.
4836 * protoize.c (main): Likewise.
4837 * gcov.c (print_version): Likewise. Update copyright date.
4838 * gcov-dump.c (print_version): Likewise. Update copyright date.
4839 * mips-tdump.c (main): Likewise. Update copyright date.
4840 * mips-tfile.c (main): Likewise. Update copyright date.
4841 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
4842 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
4843 shorten description.
4844 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
4845 * doc/gccint.texi: Likewise.
4846 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
4847 Update copyright date.
4849 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
4851 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
4852 (ix86_expand_strlensi_unroll_1): Ditto.
4853 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
4854 (ix86_expand_carry_flag_compare): Update comment.
4856 2007-08-21 Jakub Jelinek <jakub@redhat.com>
4859 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
4860 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
4862 2007-08-21 Richard Guenther <rguenther@suse.de>
4864 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
4866 2007-08-21 Richard Guenther <rguenther@suse.de>
4869 * fold-const.c (fold_binary): Remove index +p PTR folding.
4870 Fix types of POINTER_PLUS_EXPR generated by folding of
4873 2007-08-20 Chao-ying Fu <fu@mips.com>
4875 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
4876 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
4877 RID_ONEWAY, so that it can be checked in declspecs_add_type.
4878 (c_common_fixed_point_type_for_size): Declare.
4879 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
4880 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
4881 (c_token_starts_declspecs): Likewise.
4882 (c_parser_declspecs): Likewise.
4883 (c_parser_attributes): Likewise.
4884 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
4885 (c_declspecs): Add saturating_p.
4886 * c-decl.c (build_null_declspecs): Initialize saturating_p.
4887 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
4888 _Sat. Handle RID_SAT.
4889 Avoid using void, bool, char, int, float, double, _Decimal32,
4890 _Decimal64, _Decimal128, and complex with _Sat.
4891 Handle RID_FRACT and RID_ACCUM.
4892 Make sure _Sat is used with _Fract or _Accum.
4893 (finish_declspecs): Handle cts_fract and cts_accum.
4894 * c-common.c (fixed-value.h): New include.
4895 (constant_expression_warning): Handle FIXED_CST.
4896 (overflow_warning): Likewise.
4897 (warnings_for_convert_and_check): Likewise.
4898 (c_common_fixed_point_type_for_size): New.
4899 (c_common_type_for_mode): Handle fixed-point modes to
4900 return various saturating/non-saturating, signed/unsigned types.
4901 (c_common_signed_or_unsigned_type): Support fixed-point types.
4902 (shorten_compare): Check fixed-point zero.
4903 Handle FIXED_POINT_TYPE.
4904 (c_common_truthvalue_conversion): Handle FIXED_CST.
4905 Handle FIXED_POINT_TYPE.
4906 (c_common_nodes_and_builtins): Record builtin types for fixed-point
4908 (handle_mode_attribute): Handle fixed-point modes. Need to check
4909 if the signness of base type and fixed-point modes are consistent.
4910 (handle_vector_size_attribute): Handle fixed-point modes.
4911 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
4912 (warn_for_div_by_zero): Check fixed-point zero.
4913 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
4914 a common fixed-point type based on fbit, ibit, sign, and saturation.
4915 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
4916 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
4917 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
4918 (convert_for_assignment): Support FIXED_POINT_TYPE.
4919 (digest_init): Handle FIXED_POINT_TYPE.
4920 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
4921 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
4922 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
4923 GE_EXPR, LT_EXPR, GT_EXPR.
4924 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
4925 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
4926 * target.h (gcc_target): Add fixed_point_supported_p.
4927 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
4928 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
4929 (default_fixed_point_supported_p): Define.
4930 * targhooks.h (default_fixed_point_supported_p): Declare.
4931 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
4932 * doc/install.texi (Configuration): Add --enable-fixed-point.
4933 * configure.ac (--enable-fixed-point): New to enable fixed-point
4934 arithmetic extension to C. For mips targets, we enable it by default.
4935 * configure, config.in: Regenerate.
4937 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
4939 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
4941 2007-08-20 David Edelsohn <edelsohn@gnu.org>
4943 * dwarf2out.c (text_section_used): Move declaration outside ifdef
4944 DWARF2_DEBUGGING_INFO.
4945 (cold_text_section_used): Same.
4946 (cold_text_section): Same.
4948 2007-08-20 Richard Guenther <rguenther@suse.de>
4950 * c-typeck.c (convert_for_assignment): Use the type of
4951 the member for the initialization.
4953 2007-08-20 Richard Guenther <rguenther@suse.de>
4955 * c-objc-common.c (c_disregard_inline_limits): Remove.
4956 * c-objc-common.h (c_disregard_inline_limits): Likewise.
4957 * cgraphunit.c (cgraph_process_new_functions): Call
4958 disregard_inline_limits_p.
4959 (cgraph_preserve_function_body_p): Likewise.
4960 * ipa-inline.c (compute_inline_parameters): Likewise.
4961 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
4963 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
4964 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
4965 disregard_inline_limits langhook.
4966 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
4968 * langhooks.h (lang_hooks_for_tree_inlining): Remove
4969 disregard_inline_limits langhook.
4970 * tree-inline.c (disregard_inline_limits_p): New function.
4971 * tree-inline.h (disregard_inline_limits_p): Declare.
4973 2007-08-20 Richard Guenther <rguenther@suse.de>
4975 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
4976 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
4977 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
4978 auto_var_in_fn_p langhook.
4979 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
4981 * tree.c (auto_var_in_fn_p): ... here.
4982 (find_var_from_fn): Call auto_var_in_fn_p directly.
4983 * langhooks.h (lang_hooks_for_tree_inlining): Remove
4984 auto_var_in_fn_p langhook.
4985 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
4986 (copy_body_r): Likewise.
4987 (self_inlining_addr_expr): Likewise.
4988 * tree.h (auto_var_in_fn_p): Declare.
4990 2007-08-20 Richard Guenther <rguenther@suse.de>
4992 * tree.c (WALK_SUBTREE): Call walk_tree_1.
4993 (walk_type_fields): Take lh parameter.
4994 (walk_tree): Rename to ...
4995 (walk_tree_1): ... this. Do not call the walk_subtrees
4996 langhook but the now passed callback. Pass lh on recursion.
4997 (walk_tree_without_duplicates): Rename to ...
4998 (walk_tree_without_duplicates_1): ... this. Take lh parameter
4999 and call walk_tree_1.
5000 * tree.h (walk_tree_lh): New typedef.
5001 (walk_tree_1): Declare.
5002 (walk_tree_without_duplicates_1): Likewise.
5003 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
5004 (walk_tree_without_duplicates): New define to
5005 walk_tree_without_duplicates_1 with NULL lh parameter.
5006 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
5007 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
5009 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
5010 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
5011 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
5014 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
5017 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
5018 code in front of the compacting of basic blocks.
5019 Move the folding of statements inbetween the cgraph checking
5020 and compacting of basic blocks.
5022 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
5023 Serge Belyshev <belyshev@depni.sinp.msu.ru>
5026 * config/alpha/alpha.c (va_list_skip_additions): Check for
5027 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
5028 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
5029 PLUS_EXPR when checking ap.__base.
5030 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
5031 when doing addition on pointer types. Use size_int instead of
5033 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
5034 ptr_type in the second operand.
5036 2007-08-19 Andrew Pinski <pinskia@gmail.com>
5039 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
5041 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
5044 * cfgexpand.c (expand_one_register_var): Mark pointer
5045 DECL_ARTIFICIAL as REG_POINTER also.
5046 * stmt.c (expand_decl): Likewise.
5048 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
5055 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
5056 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
5057 on_worklist argument and avoid adding things to worklist multiple
5059 (add_to_worklist): Ditto.
5060 (mark_aliases_call_clobbered): Mark entire structure clobbered if
5061 single SFT is clobbered.
5062 (set_initial_properties): Ditto.
5063 (compute_call_clobbered): Update for changes to function
5065 (create_overlap_variables_for): Always create SFT for offset 0.
5066 (create_structure_vars): Handle PHI's, since we are in SSA form at
5068 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
5069 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
5071 (add_vars_for_offset): Figure out aliases from access + points-to.
5072 (add_virtual_operand): Use add_vars-for_offset.
5073 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
5074 (add_call_clobber_ops): Remove makes_clobbering_call set.
5075 (get_expr_operands): Always pass through the INDIRECT_REF
5077 * tree-ssa-structalias.c (struct constraint_graph): Remove
5079 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
5080 address_taken, pt_used, number_incoming.
5081 (FIRST_ADDR_NODE): Removed.
5082 (merge_graph_nodes): Remove broken code for the moment.
5083 (init_graph): New function.
5084 (build_pred_graph): Remove code to init_graph.
5085 Add location equivalence support.
5086 (struct scc_info): Rename roots to deleted.
5088 (init_scc_info): Ditto
5089 (init_topo_info): Use graph->size.
5090 (compute_topo_order): Ditto.
5091 (do_da_constraint): Removed.
5092 (do_sd_constraint): Remove calls to find().
5093 set_union_with_increment should always get 0 as last arg here.
5094 (do_complex_constraint): Replace do_da_constraint with assert.
5096 (struct equiv_class_label): New.
5097 (pointer_equiv_class_table): Ditto.
5098 (location_equiv_class_table): Ditto.
5099 (equiv_class_label_hash): Ditto.
5100 (equiv_class_label_eq): Ditto
5101 (equiv_class_lookup): Ditto.
5102 (equiv_class_ladd): Ditto.
5103 (pointer_equiv_class): Ditto.
5104 (location_equiv_class): Ditto.
5105 (condense_visit): Rename and rewrite from label_visit to do only
5106 SCC related stuff for HU.
5107 (label_visit): Do HU work for HU.
5108 (perform_var_substitution): Update to do HU and location
5110 (free_var_substitution_info): Update to free HU and location
5111 equivalence structures. */
5112 (find_equivalent_node): Update for pointer but not location
5114 (unite_pointer_equivalences): New function.
5115 (move_complex_constraints): Rewrite to only do moving.
5116 (rewrite_constraints): Split out of move_complex_constraints.
5117 (solve_graph): Use graph->size.
5118 (process_constraint_1): Add from_call argument, use it.
5119 Split *a = &b into two constraints.
5120 (process_constraint): Use new process_constraint_1.
5121 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
5122 (get_constraint_for): Handle non-pointer integers properly.
5123 Remove code that used to handle structures.
5124 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
5125 with unknown addends.
5126 (handle_rhs_call): New function.
5127 (find_func_aliases): Use handle_rhs_call.
5128 (set_uids_in_ptset): Add an assert.
5129 (set_used_smts): Fix bug in not considering unified vars.
5130 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
5131 (compute_points_to_sets): Update for other function changes.
5132 (delete_points_to_sets): Ditto.
5133 (ipa_pta_execute): Ditto.
5134 (pass_ipa_pta): We need to update SSA after ipa_pta.
5136 2007-08-19 Jan Hubicka <jh@suse.cz>
5138 * i386.md: Replace "rim" and "mri" constraints by "g".
5140 2007-08-19 Joseph Myers <joseph@codesourcery.com>
5142 * dwarf2out.c (text_section_used, cold_text_section_used,
5143 cold_text_section, dwarf2out_note_section_used): New.
5144 (dwarf2out_init): Initialize cold_text_section.
5145 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
5146 dwarf2out_note_section_used.
5147 (size_of_aranges): Only count entry for text section if it was
5148 used. Count entry for cold text section if it was used.
5149 (output_aranges): Only output entries for text section and cold
5150 text section if they were used.
5152 2007-08-19 Andrew Pinski <pinskia@gmail.com>
5154 * tree-pretty-print.c (debug_generic_expr): Add a comment about
5156 (debug_generic_stmt): Likewise.
5157 (debug_tree_chain): Likewise.
5159 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
5161 * tree-data-refs.c (split_constant_offset): Expose.
5162 * tree-data-refs.h (split_constant_offset): Add declaration.
5164 * tree-vectorizer.h (dr_alignment_support): Renamed
5165 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
5166 Added a new value dr_explicit_realign.
5167 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
5168 dr_offset, dr_step, and dr_aligned_to, along with new access
5169 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
5170 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
5171 STMT_VINFO_DR_ALIGNED_TO.
5173 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
5175 In case of outer-loop vectorization with non-fixed misalignment - use
5176 the dr_explicit_realign scheme instead of the optimized realignment
5178 (new_stmt_vec_info): Initialize new fields.
5180 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
5181 'nested_in_vect_loop' case. Change verbosity level.
5182 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
5183 Don't fail on zero step in the outer-loop for loads.
5184 (vect_analyze_data_refs): Call split_constant_offset to calculate
5185 base, offset and init relative to the outer-loop.
5187 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
5188 BSI function argument with a new function argument - at_loop.
5189 Simplify the condition that determines STEP. Takes additional argument
5190 INV_P. Support outer-loop vectorization (handle the
5191 nested_in_vect_loop case), including zero step in the outer-loop. Call
5192 vect_create_addr_base_for_vector_ref with additional argument.
5193 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
5194 Updated function documentation. Handle the 'nested_in_vect_loop' case.
5195 Fixed and simplified calculation of step.
5196 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
5197 of bsi, and with additional argument. Call bump_vector_ptr with
5198 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
5199 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
5200 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
5201 when the realignment setup needs to take place inside the loop.
5202 Support the dr_explicit_realign scheme. Allow generating the optimized
5203 realignment scheme for outer-loop vectorization. Added documentation.
5204 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
5205 the 'nested_in_vect_loop' case, including loads that are invariant in
5206 the outer-loop and the realignment schemes. Handle the case when the
5207 realignment setup needs to take place inside the loop. Call
5208 vect_setup_realignment with additional arguments. Call
5209 vect_create_data_ref_ptr with additional argument and with loop instead
5210 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
5211 (vect_gen_niters_for_prolog_loop): Call
5212 vect_create_addr_base_for_vector_ref with additional arguments.
5213 (vect_create_cond_for_align_checks): Likewise.
5214 (bump_vector_ptr): Updated to support the new dr_explicit_realign
5215 scheme: takes additional argument bump; argument ptr_incr is now
5216 optional; updated documentation.
5217 (vect_init_vector): Takes additional argument (bsi). Use it, if
5218 available, to insert the vector initialization.
5219 (get_initial_def_for_induction): Pass additional argument in call to
5221 (vect_get_vec_def_for_operand): Likewise.
5222 (vect_setup_realignment): Likewise.
5223 (vectorizable_load): Likewise.
5225 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
5227 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
5228 as argument instead of struct loop.
5229 (nested_in_vect_loop_p): New function.
5230 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
5232 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
5233 from other phis in the loop.
5234 (destroy_loop_vec_info): Add additional argument to declaration.
5236 * tree-vectorizer.c (supportable_widening_operation): Also check if
5237 nested_in_vect_loop_p (don't allow changing the order in this case).
5238 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
5239 of struct loop. Call nested_in_vect_loop_p and don't require
5240 flag_unsafe_math_optimizations if it returns true.
5241 (new_stmt_vec_info): When setting def_type for phis differentiate
5242 loop-header phis from other phis.
5243 (bb_in_loop_p): New function.
5244 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
5245 just update their loop_vinfo. Order of BB traversal now matters -
5246 call dfs_enumerate_from with bb_in_loop_p.
5247 (destroy_loop_vec_info): Takes additional argument to control whether
5248 stmt_vinfo of the loop stmts should be destroyed as well.
5249 (vect_is_simple_reduction): Allow the "non-reduction" use of a
5250 reduction stmt to be defines by a non loop-header phi.
5251 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
5253 * tree-vect-transform.c (vectorizable_reduction): Call
5254 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
5255 (vectorizable_call): Likewise.
5256 (vectorizable_conversion): Likewise.
5257 (vectorizable_operation): Likewise.
5258 (vectorizable_type_promotion): Likewise.
5259 (vectorizable_type_demotion): Likewise.
5260 (vectorizable_store): Likewise.
5261 (vectorizable_live_operation): Likewise.
5262 (vectorizable_reduction): Likewise. Also pass loop_info to
5263 vect_is_simple_reduction instead of loop.
5264 (vect_init_vector): Call nested_in_vect_loop_p.
5265 (get_initial_def_for_reduction): Likewise.
5266 (vect_create_epilog_for_reduction): Likewise.
5267 (vect_init_vector): Check which loop to work with, in case there's an
5269 (get_initial_def_for_inducion): Extend to handle outer-loop
5270 vectorization. Fix indentation.
5271 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
5272 In the case vect_induction_def get the vector def from the induction
5273 phi node, instead of calling get_initial_def_for_inducion.
5274 (get_initial_def_for_reduction): Extend to handle outer-loop
5276 (vect_create_epilog_for_reduction): Extend to handle outer-loop
5278 (vect_transform_loop): Change assert to just skip this case. Add a
5280 (vect_finish_stmt_generation): Add a couple asserts.
5282 (vect_estimate_min_profitable_iters): Multiply
5283 cost of inner-loop stmts (in outer-loop vectorization) by estimated
5285 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
5286 this is an inner-loop reduction in outer-loop vectorization.
5288 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
5289 Same code as what used to be vect_analyze_scalar_cycles, only with
5290 additional argument loop, and loop_info passed to
5291 vect_is_simple_reduction instead of loop.
5292 (vect_analyze_scalar_cycles): Code factored out into
5293 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
5294 Updated documentation.
5295 (analyze_operations): Check for inner-loop loop-closed exit-phis during
5296 outer-loop vectorization that are live or not used in the outerloop,
5297 cause this requires special handling.
5298 (vect_enhance_data_refs_alignment): Don't consider versioning for
5300 (vect_analyze_data_refs): Check that there are no datarefs in the
5302 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
5303 and vect_used_in_outer_by_reduction cases.
5304 (process_use): Also consider the case of outer-loop stmt defining an
5305 inner-loop stmt and vice versa.
5306 (vect_analyze_loop_1): New function.
5307 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
5308 loops. Call vect_analyze_loop_1.
5309 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
5310 been vectorized. Call destroy_loop_vec_info with additional argument.
5312 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
5313 in the inner-loop when doing outer-loop vectorization. Add
5314 documentation and printout.
5315 (vect_recog_dot_prod_pattern): Likewise. Also add check for
5316 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
5318 2007-08-18 Andrew Pinski <pinskia@gmail.com>
5320 * tree-affine.h (print_aff): New prototype.
5321 (debug_aff): Likewise.
5322 * tree-affine.c (print_aff): New function.
5323 (debug_aff): Likewise.
5325 2007-08-18 Paul Brook <paul@codesourcery.com>
5326 Joseph Myers <joseph@codesourcery.com>
5328 * common.opt (-fdebug-prefix-map=): New option.
5329 * opts.c: Include debug.h.
5330 (common_handle_option): Handle -fdebug-prefix-map.
5331 * final.c: Include ggc.h.
5332 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
5333 remap_debug_filename): New.
5334 * Makefile.in (final.o, opts.o): Update dependencies.
5335 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
5336 * configure.ac: Check for assembler --debug-prefix-map support.
5337 * configure, config.in: Regenerate.
5338 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
5339 (ASM_DEBUG_SPEC): Include ASM_MAP.
5340 * doc/install.texi (--with-debug-prefix-map): Document.
5341 * doc/invoke.texi (-fdebug-prefix-map): Document.
5342 * dbxout.c (dbxout_init, dbxout_start_source_file,
5343 dbxout_source_file): Call remap_debug_filename.
5344 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
5345 dwarf2out_start_source_file, dwarf2out_finish): Call
5346 remap_debug_filename.
5347 (file_table_relative_p): Do not check d->emitted_number.
5348 * toplev.c (output_file_directive): Call remap_debug_filename.
5349 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
5350 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
5352 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5354 * loop-invariant.c (find_invariants_to_move): Add missing macro
5357 2007-08-17 Tom Tromey <tromey@redhat.com>
5359 * tree.h (struct tree_label_decl): Removed old "java" fields.
5361 2007-08-17 Richard Sandiford <richard@codesourcery.com>
5362 Nigel Stephens <nigel@mips.com>
5364 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
5365 Treat -mno-data-in-code and -mcode-xonly as aliases for
5366 -mcode-readable=no and -mcode-readable=pcrel respectively.
5367 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
5368 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
5369 (MULTILIB_DIRNAMES): Update accordingly.
5371 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
5373 * Makefile.in (version.o): Depend on $(REVISION) only if
5374 REVISION_s is defined.
5376 2007-08-17 Sa Liu <saliu@de.ibm.com>
5377 Ulrich Weigand <uweigand@de.ibm.com>
5380 * tree.c (reconstruct_complex_type): For a pointer to a vector,
5381 use build_qualified_type to retain qualifiers of the base type.
5383 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
5385 * config/score/score.md : Update pattern tablejump.
5386 * config/score/score.c : Update score_initialize_trampoline
5388 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
5389 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
5390 * doc/contrib.texi: Add my entry.
5392 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
5394 * Makefile.in (REVISION): New.
5397 (version.o): Also depend on $(REVISION). Add
5398 -DREVISION=$(REVISION_s).
5400 * version.c (version_string): Add REVISION.
5402 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
5404 * tree-eh.c (lower_try_finally_onedest): Reset the locus
5405 of GOTO that's relocated to a different block.
5407 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5409 * c-common.c (const_strip_array_types): New.
5410 * c-common.h (lang_missing_noreturn_ok_p): Delete.
5411 (const_strip_array_types): New.
5412 * c-objc-common.c (c_disregard_inline_limits,
5413 c_warn_unused_global_decl): Constify.
5414 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
5415 c_vla_type_p, c_incomplete_type_error): Likewise.
5416 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
5417 * hooks.c (hook_bool_const_tree_false): New.
5418 * hooks.h (hook_bool_const_tree_false): Likewise.
5419 * langhooks-def.h (lhd_warn_unused_global_decl,
5420 lhd_incomplete_type_error, lhd_expr_size,
5421 lhd_tree_inlining_disregard_inline_limits,
5422 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
5423 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
5424 * langhooks.c (lhd_warn_unused_global_decl,
5425 lhd_incomplete_type_error,
5426 lhd_tree_inlining_disregard_inline_limits,
5427 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
5428 lhd_expr_size): Likewise.
5429 * langhooks.h (lang_hooks_for_tree_inlining,
5430 lang_hooks_for_tree_dump, lang_hooks_for_types,
5431 lang_hooks_for_decls, lang_hooks): Likewise.
5432 * pointer-set.c (pointer_set_t, pointer_set_create,
5433 pointer_set_contains, insert_aux, pointer_set_insert,
5434 pointer_set_traverse, pointer_map_t, pointer_map_create,
5435 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
5437 * pointer-set.h (pointer_set_contains, pointer_set_insert,
5438 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
5439 pointer_map_traverse): Likewise.
5440 * predict.c (assert_is_empty): Likewise.
5441 * tree-affine.c (free_name_expansion): Likewise.
5442 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
5443 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
5444 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
5446 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
5448 * tree-vectorizer.c (new_loop_vec_info): Initialize new
5450 (destroy_loop_vec_info): Add call to VEC_free.
5451 * tree-vectorizer.h (may_alias_ddrs): Define.
5452 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
5453 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
5454 Change reporting to dump.
5455 (vect_is_duplicate_ddr): New.
5456 (vect_mark_for_runtime_alias_test): New.
5457 (vect_analyze_data_ref_dependences) Add call to
5458 vect_mark_for_runtime_alias_test.
5459 (vect_enhance_data_refs_alignment): Define local variable
5460 vect_versioning_for_alias_required, don't perform
5461 peeling for alignment if versioning for alias is
5463 (vect_enhance_data_refs_alignment): Use
5464 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
5465 PARAM_VECT_MAX_VERSION_CHECKS.
5466 * tree-vect-transform.c
5467 (vect_create_cond_for_alias_checks): New.
5468 (vect_transform_loop): Add call to
5469 vect_create_cond_for_alias_checks.
5470 (vect_vfa_segment_size): New.
5471 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
5473 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
5474 * gcc/doc/invoke.texi
5475 (vect-max-version-for-alignment-checks): Document.
5476 (vect-max-version-for-alias-checks): Document.
5477 (vect-max-version-checks): Remove.
5479 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
5481 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
5482 the same line as the instruction for all asm dialects.
5483 (*rep_movsi): Ditto.
5484 (*rep_movsi_rex64): Ditto.
5485 (*rep_movqi): Ditto.
5486 (*rep_movqi_rex64): Ditto.
5487 (*rep_stosdi_rex64): Ditto.
5488 (*rep_stossi): Ditto.
5489 (*rep_stossi_rex64): Ditto.
5490 (*rep_stosqi): Ditto.
5491 (*rep_stosqi_rex64): Ditto.
5492 (*cmpstrnqi_nz_1): Ditto.
5493 (*cmpstrnqi_nz_rex_1): Ditto.
5494 (*cmpstrnqi_1): Ditto.
5495 (*cmpstrnqi_rex_1): Ditto.
5496 (*strlenqi_1): Ditto.
5497 (*strlenqi_rex_1): Ditto.
5498 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
5499 prefix on the same line as the instruction for all asm dialects.
5500 (sync_double_compare_and_swap<mode>): Ditto.
5501 (*sync_double_compare_and_swapdi_pic): Ditto.
5502 (*sync_compare_and_swap_cc<mode>): Ditto.
5503 (sync_double_compare_and_swap_cc<mode>): Ditto.
5504 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
5505 (sync_old_add<mode>): Ditto.
5506 (sync_add<mode>): Ditto.
5507 (sync_sub<mode>): Ditto.
5508 (sync_ior<mode>): Ditto.
5509 (sync_and<mode>): Ditto.
5510 (sync_xor<mode>): Ditto.
5512 2007-08-16 Richard Sandiford <richard@codesourcery.com>
5515 * reload.c (find_reloads): Check that the memory returned by
5516 find_reloads_toplev was not the result of forcing a constant
5518 (find_reloads_toplev): Always use simplify_gen_subreg to get
5519 the subreg of a constant. If the result is also a constant,
5520 but not a legitimate one, force it into the constant pool
5521 and reload its address.
5523 2007-08-15 David Edelsohn <edelsohn@gnu.org>
5525 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
5528 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
5530 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
5531 directive for the current vector ABI.
5533 2007-08-15 Steve Ellcey <sje@cup.hp.com>
5536 * caller-save.c (reg_save_code): Set invalide status on restore code.
5538 2007-08-15 Diego Novillo <dnovillo@google.com>
5540 * tree-ssa-alias.c (compute_memory_partitions): Use
5541 alias_bitmap_obstack to allocate bitmaps.
5542 (reset_alias_info): Factor out of init_alias_info.
5543 Mark all name tags not associated to an SSA name for renaming.
5544 (init_alias_info): Call it.
5545 (create_name_tags): Tidy. Add comments.
5546 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
5548 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
5550 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
5551 scheduler dependencies.
5553 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
5555 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
5557 (*iorsi_1_zext): Likewise.
5558 (*iorsi_1_zext_imm): Likewise.
5559 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
5560 with "rm"/"xm" constraint.
5561 (sse2_vmsqrtv2df2): Likewise.
5563 2007-08-15 Jakub Jelinek <jakub@redhat.com>
5566 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
5569 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
5571 * tree-pass.h (PROP_pta): Removed.
5572 (TODO_rebuild_alias): New.
5573 (pass_may_alias): Removed.
5574 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
5575 aliasing if we changed something.
5576 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
5578 (pass_may_alias): Removed.
5579 (create_structure_vars): Return TODO_rebuild_alias.
5580 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
5581 * tree-sra.c (tree_sra): Only rebuild aliasing if something
5583 (tree_sra_early): We never affect aliasing right now.
5584 * tree-flow.h (compute_may_aliases): New prototype.
5585 * passes.c: Remove pass_may_alias from the passes.
5586 (execute_function_todo): Support TODO_rebuild_alias.
5588 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
5590 * i386.c: (legitimize_address): Move dllimported variable check
5591 infront of legitimizing pic address of CONST symbols.
5593 2007-08-14 Steve Ellcey <sje@cup.hp.com>
5595 PR tree-optimization/32941
5596 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
5597 (goto_queue_cmp): Remove.
5598 (find_goto_replacement): Change search method.
5599 (maybe_record_in_goto_queue): Add assert.
5600 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
5601 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
5603 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5605 * alias.c (component_uses_parent_alias_set): Constify.
5606 * alias.h (component_uses_parent_alias_set): Likewise.
5607 * cfgrtl.c (print_rtl_with_bb): Likewise.
5608 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
5609 mpz_get_double_int): Likewise.
5610 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
5611 mpz_get_double_int): Likewise.
5612 * expr.c (is_aligning_offset, undefined_operand_subword_p,
5613 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
5615 * expr.h (safe_from_p): Likewise.
5616 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
5618 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
5619 zero_sized_type, goa_lhs_expr_p): Likewise.
5620 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
5621 * rtl.h (print_rtl_with_bb): Likewise.
5622 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
5623 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
5624 * tree-flow-inline.h (bb_stmt_list): Constify.
5625 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
5627 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
5628 const_first_stmt, const_last_stmt): New.
5629 (block_may_fallthru, empty_block_p): Constify.
5630 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
5631 EXPR_ONLY_BODY): New.
5632 (expr_first, expr_last, expr_only): Use macro for body.
5633 (const_expr_first, const_expr_last, const_expr_only): New.
5634 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
5635 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
5636 ctsi_prev, ctsi_stmt): New.
5637 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
5638 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
5639 * tree-ssa-loop-niter.c (loop_only_exit_p,
5640 derive_constant_upper_bound): Likewise.
5641 * tree-ssa-phiopt.c (empty_block_p): Likewise.
5642 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
5643 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
5644 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
5645 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
5646 * tree.c (get_type_static_bounds): Likewise.
5647 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
5648 (get_type_static_bounds): Constify.
5650 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
5653 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
5654 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
5655 (*<addsub><mode>3_cc_overflow): New.
5656 (*add<mode>3_cconly_overflow): New.
5657 (*sub<mode>3_cconly_overflow): New.
5658 (*<addsub>si3_zext_cc_overflow): New.
5659 * config/i386/predicates.md (fcmov_comparison_operator): Accept
5660 CCCmode for LTU, GTU, LEU and GEU.
5661 (ix86_comparison_operator): Likewise.
5662 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
5663 * config/i386/i386.c (put_condition_code): Support CCCmode.
5664 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
5665 or MINUS expressions.
5667 2007-08-14 Andrew Pinski <pinskia@gmail.com>
5670 * c-typeck.c (build_binary_op): Disallow vector float types with
5671 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
5673 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
5675 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
5676 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
5677 (dep_def): New typedef.
5678 (init_dep_1, sd_debug_dep): Declare functions.
5679 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
5680 (debug_dep_links): Remove.
5681 (struct _deps_list): New field 'n_links'.
5682 (DEPS_LIST_N_LINKS): New macro.
5683 (FOR_EACH_DEP_LINK): Remove.
5684 (create_deps_list, free_deps_list, delete_deps_list): Remove
5686 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
5687 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
5688 (copy_deps_list_change_con, move_dep_link): Ditto.
5689 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
5690 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
5692 (INSN_BACK_DEPS): Remove.
5693 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
5695 (INSN_DEP_COUNT): Remove.
5696 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
5697 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
5698 Declare global variables.
5699 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
5700 (add_forw_dep, compute_forward_dependences): Remove declarations.
5701 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
5702 (add_back_forw_dep, delete_back_forw_dep): Ditto.
5703 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
5705 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
5707 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
5708 (sd_list_types_def): New typedef.
5709 (sd_next_list): Declare function.
5710 (struct _sd_iterator): New type.
5711 (sd_iterator_def): New typedef.
5712 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
5714 (FOR_EACH_DEP): New cycle wrapper.
5715 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
5717 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
5718 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
5721 * sched-deps.c (init_dep_1): Make global.
5722 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
5724 (dump_dep): New static function.
5725 (dump_dep_flags): New static variable.
5726 (sd_debug_dep): New function.
5727 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
5729 (move_dep_link): Use remove_from_deps_list (), instead of
5731 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
5732 (dep_link_is_detached_p): New static function.
5733 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
5735 (dn_pool, dl_pool): New alloc_pools.
5736 (dn_pool_diff, dl_pool_diff): New static variables.
5737 (create_dep_node, delete_dep_node): New static function.
5738 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
5739 (deps_list_empty_p): Make it static. Use 'n_links' field.
5740 (deps_pools_are_empty_p): New static function.
5741 (alloc_deps_list, delete_deps_list): Remove.
5742 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
5743 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
5744 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
5745 (forward_dependency_cache): Remove.
5746 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
5747 'back' from the names. Change signature to use dep_t instead of
5749 (add_back_dep): Ditto. Make global.
5750 (check_dep_status): Rename to check_dep ().
5751 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
5753 (sd_finish_insn): Ditto.
5754 (sd_find_dep_between_no_cache): New static function.
5755 (sd_find_dep_between): New function.
5756 (ask_dependency_caches, set_dependency_caches): New static functions.
5757 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
5758 (add_or_update_dep_1): Separate pieces of functionality into
5759 ask_dependency_caches (), update_dependency_caches (),
5760 change_spec_dep_to_hard (), update_dep ().
5761 (get_back_and_forw_lists): New static function.
5762 (sd_add_dep): Separate setting of dependency caches into
5763 set_dependency_caches ().
5764 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
5766 (sd_delete_dep): Ditto.
5767 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
5768 (dump_lists): New static function.
5769 (sd_debug_lists): New debug function.
5770 (delete_all_dependences, fixup_sched_groups): Update to use
5771 sd_* infrastructure.
5772 (sched_analyze_2): Create data-speculative dependency only if
5773 data-speculation is enabled.
5774 (sched_analyze_insn): If insn cannot be speculative, make all its
5775 dependencies non-speculative.
5776 (sched_analyze): Use sd_init_insn ().
5777 (add_forw_dep, compute_forward_dependencies): Remove.
5778 (delete_dep_nodes_in_back_deps): New static function.
5779 (sched_free_deps): New function.
5780 (init_dependency_caches): Init alloc_pools.
5781 (extend_depedency_caches): Update after removing of
5782 forward_dependency_cache.
5783 (free_dependency_caches): Ditto. Free alloc_pools.
5784 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
5785 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
5787 (add_back_forw_dep, delete_back_forw_dep): Ditto.
5788 (add_dependence): Use init_dep ().
5789 (get_dep_weak_1): New static function.
5790 (get_dep_weak): Move logic to get_dep_weak_1 ().
5791 (dump_ds): New static function moved from haifa-sched.c:
5792 debug_spec_status ().
5793 (debug_ds): New debug function.
5794 (check_dep_status): Rename to check_dep (). Update to check whole
5797 * haifa-sched.c (spec_info): Make global.
5798 (added_recovery_block_p): Rename to
5799 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
5800 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
5801 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
5802 to use new interfaces.
5803 (ok_for_early_queue_removal): Ditto.
5804 (schedule_block): Initialize logical uids of insns emitted by the
5806 (sched_init): Initialize new variable.
5807 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
5809 (extend_global): Initialize insn data.
5810 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
5811 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
5813 (add_to_speculative_block): Update to use new interfaces.
5814 (create_recovery_block): Set new variables.
5815 (create_check_block_twin, fix_recovery_deps): Update to use new
5817 (sched_insn_is_legitimate_for_speculation_p): New function.
5818 (speculate_insn): Move checking logic to
5819 sched_insn_is_legitimate_for_speculation_p ().
5820 (sched_remove_insn): Finalize sched-deps information of instruction.
5821 (clear_priorities, add_jump_dependencies): Update to use new
5823 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
5825 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
5826 to use new interfaces.
5827 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
5828 (new_ready): Try to use control speculation only if it is available.
5829 (add_branch_dependences): Update to use new interfaces.
5830 (compute_block_backward_dependences): Rename to
5831 compute_block_dependences (). Call
5832 targetm.sched.dependencies_evaluation_hook ().
5833 (free_block_dependencies): New static function.
5834 (debug_dependencies): Update to use new interfaces.
5835 (schedule_region): Remove separate computation of forward dependencies.
5836 Move call of targetm.sched.dependencies_evaluation_hook () to
5837 compute_block_dependences (). Free dependencies at the end of
5838 scheduling the region.
5840 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
5842 (add_deps_for_risky_insns): Ditto.
5843 (schedule_ebb): Remove separate computation of forward dependencies.
5844 Free dependencies at the end of scheduling the ebb.
5846 * ddg.c (create_ddg_dependence): Update to use new interfaces.
5847 (build_intra_loop_deps): Ditto. Remove separate computation of
5848 forward dependencies. Free sched-deps dependencies.
5850 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
5851 to use new interfaces.
5852 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
5854 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
5856 (is_costly_group): Ditto.
5858 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5860 * alias.c (rtx_equal_for_memref_p): Constify.
5861 * basic-block.h (const_edge, const_basic_block): New.
5862 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
5863 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
5864 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
5865 probably_never_executed_bb_p, edge_probability_reliable_p,
5866 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
5867 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
5869 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
5870 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
5872 * cfganal.c (flow_active_insn_p, forwarder_block_p,
5873 flow_nodes_print, dfs_enumerate_from): Likewise.
5874 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
5875 control_flow_insn_p, count_basic_blocks): Likewise.
5876 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
5877 get_loop_body_with_size, loop_exit_edge_p): Likewise.
5878 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
5879 average_num_loop_insns, loop_exit_edge_p,
5880 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
5881 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
5882 average_num_loop_insns, seq_cost): Likewise.
5883 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
5884 * dominance.c (dominated_by_p): Likewise.
5885 * emit-rtl.c (validate_subreg): Likewise.
5886 * except.c (can_throw_internal, can_throw_external): Likewise.
5887 * except.h (can_throw_internal, can_throw_external): Likewise.
5888 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
5889 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
5890 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
5891 simple_mem, store_ops_ok, load_kills_store, find_loads,
5892 store_killed_in_insn, store_killed_after, store_killed_before,
5893 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
5895 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
5896 noce_mem_write_may_trap_or_fault_p): Likewise.
5897 * pointer-set.c (pointer_set_contains, pointer_map_contains):
5899 * pointer-set.h (pointer_set_contains, pointer_map_contains):
5901 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
5902 probably_cold_bb_p, probably_never_executed_bb_p,
5903 edge_probability_reliable_p, br_prob_note_reliable_p,
5904 can_predict_insn_p): Likewise.
5905 * regclass.c (reg_set_to_hard_reg_set): Likewise.
5906 * resource.c (return_insn_p): Likewise.
5907 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
5909 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
5910 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
5911 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
5912 verify_gimple_modify_stmt): Likewise.
5913 * tree-chrec.c (is_not_constant_evolution,
5914 is_multivariate_chrec_rec, is_multivariate_chrec,
5915 chrec_contains_symbols, chrec_contains_undetermined,
5916 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
5917 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
5918 eq_evolutions_p, scev_direction): Likewise.
5919 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
5920 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
5921 chrec_contains_symbols_defined_in_loop,
5922 chrec_contains_undetermined, tree_contains_chrecs,
5923 evolution_function_is_affine_multivariate_p,
5924 evolution_function_is_univariate_p, chrec_zerop,
5925 evolution_function_is_constant_p, evolution_function_is_affine_p,
5926 evolution_function_is_affine_or_constant_p,
5927 tree_does_not_contain_chrecs, chrec_type): Likewise.
5928 * tree-data-ref.c (tree_fold_divides_p,
5929 object_address_invariant_in_loop_p, dr_may_alias_p,
5930 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
5931 same_access_functions, constant_access_functions,
5932 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
5934 * tree-flow.h (scev_direction): Likewise.
5935 * tree-gimple.c (is_gimple_stmt): Likewise.
5936 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
5938 * tree-pretty-print.c (op_prio): Likewise.
5939 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
5940 analyzable_condition, backedge_phi_arg_p): Likewise.
5941 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
5942 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
5943 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
5946 2007-08-13 Dan Hipschman <dsh@google.com>
5949 * c-format.c (check_format_arg): Move check for zero-length
5950 format strings below the check for unterminated strings.
5952 2007-08-13 Andrew Pinski <pinskia@gmail.com>
5955 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
5958 2007-08-13 Nick Clifton <nickc@redhat.com>
5960 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
5962 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5965 * c-format.c (gcc_gfc_length_specs): New array.
5966 (gcc_gfc_char_table): Add unsigned specifier, and references to
5967 the l length modifier.
5968 (format_types_orig): Use the new gcc_gfc_length_specs.
5970 2007-08-12 Sa Liu <saliu@de.ibm.com>
5972 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
5973 and with REG_RETVAL note after split.
5975 2007-08-11 David Daney <ddaney@avtrex.com>
5977 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
5978 as ATTRIBUTE_UNUSED.
5980 2007-08-11 David Edelsohn <edelsohn@gnu.org>
5981 Segher Boessenkool <segher@kernel.crashing.org>
5983 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
5984 HAVE_LOCAL_CPU_DETECT not defined.
5986 2007-08-11 Jan Hubicka <jh@suse.cz>
5988 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
5989 (cgraph_process_new_functions): Honor previous value of
5990 disregard_inline_limits.
5991 * ipa-inline.c (compute_inline_parameters): Likewise.
5993 2007-08-11 Ian Lance Taylor <iant@google.com>
5995 * alias.h (alias_set_type): Define new type.
5996 (ALIAS_SET_MEMORY_BARRIER): Use it.
5997 * rtl.h: Include alias.h.
5998 (struct mem_attrs): Use alias_set_type.
5999 * tree.h: Include alias.h
6000 (struct tree_type): Use alias_set_type.
6001 (struct tree_struct_field_tag): Likewise.
6002 (struct tree_decl_common): Likewise.
6003 * alias.c (struct alias_set_entry): Use alias_set_type.
6004 (get_alias_set_entry, alias_set_subset_of): Likewise.
6005 (alias_sets_conflict_p): Likewise.
6006 (alias_sets_must_conflict_p): Likewise.
6007 (objects_must_conflict_p): Likewise.
6008 (get_alias_set, new_alias_set): Likewise.
6009 (record_alias_subset, record_component_aliases): Likewise.
6010 (varargs_set, frame_set): Change to alias_set_type.
6011 (get_varargs_alias_set): Use alias_set_type.
6012 (get_frame_alias_set): Likewise.
6013 * builtins.c (setjmp_alias_set): Change to alias_set_type.
6014 * dse.c (struct store_info): Use alias_set_type.
6015 (struct read_info, struct clear_alias_mode_holder): Likewise.
6016 (clear_alias_set_lookup, canon_address): Likewise.
6017 (record_store, check_mem_read_rtx): Likewise.
6018 (dse_record_singleton_alias_set): Likewise.
6019 (dse_invalidate_singleton_alias_set): Likewise.
6020 * emit-rtl.c (get_mem_attrs): Likewise.
6021 (set_mem_attributes_minus_bitpos): Likewise.
6022 (set_mem_alias_set): Likewise.
6023 * expr.c (store_constructor_field, store_field): Likewise.
6024 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
6025 * langhooks.c (lhd_get_alias_set): Likewise.
6026 * langhooks-def.h (lhd_get_alias_set): Likewise.
6027 * reload1.c (alter_reg): Likewise.
6028 * tree-flow.h (struct fieldoff): Likewise.
6029 * tree-ssa-alias.c (struct alias_map_d): Likewise.
6030 (may_alias_p, get_smt_for, create_sft): Likewise.
6031 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
6032 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
6033 (merge_smts_into): Likewise.
6034 * varasm.c (const_alias_set): Likewise.
6035 * c-common.c (strict_aliasing_warning): Likewise.
6036 (c_common_get_alias_set): Likewise.
6037 * dse.h (dse_record_singleton_alias_set): Update declaration.
6038 (dse_invalidate_singleton_alias_set): Likewise.
6039 * emit-rtl.h (set_mem_alias_set): Likewise.
6040 * c-common.h (c_common_get_alias_set): Likewise.
6041 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
6042 * print-tree.c (print_node): Likewise.
6043 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
6045 (alpha_setup_incoming_varargs): Use alias_set_type.
6046 * config/i386/i386.c (setup_incoming_varargs_64): Use
6048 (setup_incoming_varargs_ms_64): Likewise.
6049 (ix86_GOT_alias_set): Likewise.
6050 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
6051 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
6052 (set): Change to alias_set_type.
6053 (get_TOC_alias_set): Use alias_set_type.
6054 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
6056 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
6057 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
6059 (struct_value_alias_set): Likewise.
6060 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
6062 2007-08-11 Richard Sandiford <richard@codesourcery.com>
6064 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
6065 * config/vxworks.h (TARGET_VXWORKS): Override.
6066 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
6067 "mips" if TARGET_VXWORKS.
6069 2007-08-11 Richard Sandiford <richard@codesourcery.com>
6071 * calls.c (avoid_likely_spilled_reg): New function.
6072 (expand_call): Use it.
6074 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6076 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
6078 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
6080 * config/mips/predicates.md (const_call_insn_operand): Invoke
6081 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
6083 2007-08-10 David Edelsohn <edelsohn@gnu.org>
6086 * config/rs6000/driver-rs6000.c: Include link.h.
6087 Use ElfW instead of wordsize-specif typedef.
6089 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6091 * system.h (CONST_CAST): New.
6092 * c-decl.c (c_make_fname_decl): Use it.
6093 * c-lex.c (cb_ident, lex_string): Likewise.
6094 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
6095 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
6096 give_switch, set_multilib_dir): Likewise.
6097 * gengtype-parse.c (string_seq, typedef_name): Likewise.
6098 * passes.c (execute_one_pass): Likewise.
6099 * prefix.c (update_path): Likewise.
6100 * pretty-print.c (pp_base_destroy_prefix): Likewise.
6101 * tree.c (build_string): Likewise.
6103 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
6105 * tree-flow-inline.h (is_exec_stmt): Remove.
6106 (is_label_stmt): Remove.
6107 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
6110 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
6112 * lower-subreg.c (resolve_shift_zext): Don't adjust
6113 src_reg_num for wordmode operands.
6115 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
6116 David Ung <davidu@mips.com>
6118 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
6119 (TARGET_SCHED_REORDER2): Define.
6120 (mips_maybe_swap_ready): New.
6121 (mips_last_74k_agen_insn): New.
6122 (mips_74k_agen_init): New.
6123 (mips_74k_agen_reorder): New function to group loads and stores
6125 (mips_sched_init): New.
6126 (mips_sched_reorder): Don't do initialization here. Call
6127 mips_74k_agen_reorder.
6128 (mips_variable_issue): Call mips_74k_agen_init.
6130 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
6132 * tree-flow-inline.h (get_filename): Remove.
6134 2007-08-10 Richard Sandiford <richard@codesourcery.com>
6136 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
6138 (mips_fetch_insns): Delete in favor of...
6139 (mips_load_store_insns): ...this new function.
6140 * config/mips/mips.c (mips_address_insns): Add a boolean argument
6141 to say whether multiword moves _might_ be split.
6142 (mips_fetch_insns): Delete in favor of...
6143 (mips_load_store_insns): ...this new function.
6144 (mips_rtx_costs): Update the call to mips_address_insns.
6145 (mips_address_cost): Likewise.
6146 * config/mips/mips.md (length): Use mips_load_store_insns instead
6147 of mips_fetch_insns.
6148 * config/mips/constraints.md (R): Use mips_address_insns rather
6149 than mips_fetch_insns. Assume that the move never needs to be split.
6151 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
6153 * config/mips/mips.opt (mhard-float, msoft-float): Make these
6154 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
6155 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
6156 * config/mips/mips.h (mips16_hard_float): Delete.
6157 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
6158 definitions, and replace with....
6159 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
6160 * config/mips/mips.c (mips16_hard_float): Delete. Replace
6161 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
6162 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
6163 (override_options): Replace MASK_SOFT_FLOAT references with
6164 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
6165 and mips16_hard_float when TARGET_MIPS16.
6167 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6170 * c-typeck.c (build_binary_op): Check for non pointer types before
6171 calling int_fits_type_p.
6173 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6176 * fold-const.c (omit_one_operand): Return only the ommitted expression
6177 if the result is an empty statement.
6178 (pedantic_omit_one_operand): Likewise.
6180 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
6182 * c-typeck.c (readonly_error): Improve error for assignment.
6184 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
6186 (pp_c_expression): Ditto.
6188 2007-08-09 Simon Baldwin <simonb@google.com>
6190 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
6191 break that was preventing simplify_associative_operation() for xor.
6193 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
6194 Nigel Stephens <nigel@mips.com>
6196 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
6197 Document change in interpretation of value from boolean to
6199 * optabs.c (expand_ffs, expand_ctz): New functions to compute
6200 ffs and ctz using clz.
6201 (expand_unop): Call them.
6202 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
6204 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
6205 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
6206 enable the new ffs expansion on this target.
6208 2007-08-09 Jan Hubicka <jh@suse.cz>
6210 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
6211 (expand_ternary_op): Likewise.
6212 (expand_vec_shift_expr): Likewise.
6213 (expand_binop_directly): Likewise.
6214 (expand_binop): Likewise.
6215 (sign_expand_binop): Likewise.
6216 (expand_twoval_unop): Likewise.
6217 (expand_twoval_binop): Likewise.
6218 (expand_twoval_binop_libfunc): Likewise.
6219 (widen_clz): Likewise.
6220 (widen_bswap): Likewise.
6221 (expand_parity): Likewise.
6222 (expand_unop): Likewise.
6223 (expand_abs_nojump): Likewise.
6224 (expand_copysign): Likewise.
6225 (emit_no_conflict_block): Likewise.
6226 (emit_libcall_block): Likewise.
6227 (can_compare_p): Likewise.
6228 (prepare_cmp_insn): Likewise.
6229 (emit_cmp_and_jump_insn_1): Likewise.
6230 (prepare_float_lib_cmp): Likewise.
6231 (emit_conditional_add): Likewise.
6232 (gen_add2_insn): Likewise.
6233 (have_add2_insn): Likewise.
6234 (gen_sub2_insn): Likewise.
6235 (have_sub2_insn): Likewise.
6236 (can_extend_p): Likewise.
6237 (can_fix_p): Likewise.
6238 (can_float_p): Likewise.
6239 (expand_float): Likewise.
6240 (expand_fix): Likewise.
6241 (expand_sfix_optab): Likewise.
6242 (new_optab): Likewise.
6243 (new_convert_optab): Likewise.
6244 (init_libfuncs): Likewise.
6245 (init_interclass_conv_libfuncs): Likewise.
6246 (init_intraclass_conv_libfuncs): Likewise.
6247 (set_conv_libfunc): Likewise.
6248 (init_optabs): Likewise.
6249 (debug_optab_libfuncs): Likewise.
6250 (gen_cond_trap): Likewise.
6251 * optabs.h (optab_handler, convert_optab_hanlder): New.
6252 * genopinit.c: Update optabs generation table.
6253 * reload.c (find_reloads_address_1): Use optabs accestors.
6254 * builtins.c (expand_builtin_mathfn): Likewise.
6255 (expand_builtin_mathfn_2): Likewise.
6256 (expand_builtin_mathfn_3): Likewise.
6257 (expand_builtin_interclass_mathfn): Likewise.
6258 (expand_builtin_sincos): Likewise.
6259 (expand_builtin_cexpi): Likewise.
6260 (expand_builtin_powi): Likewise.
6261 (expand_builtin_strlen): Likewise.
6262 * dojump.c (do_jump): Likewise.
6263 * expr.c (convert_move): Likewise.
6264 (move_by_pieces): Likewise.
6265 (move_by_pieces_ninsns): Likewise.
6266 (can_store_by_pieces): Likewise.
6267 (store_by_pieces_1): Likewise.
6268 (emit_move_via_integer): Likewise.
6269 (emit_move_complex): Likewise.
6270 (emit_move_ccmode): Likewise.
6271 (emit_move_insn_1): Likewise.
6272 (emit_single_push_insn): Likewise.
6273 (store_constructor): Likewise.
6274 (expand_expr_real_1): Likewise.
6275 (do_store_flag): Likewise.
6276 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
6277 (enumerate_modes): Likewise.
6278 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
6279 (supportable_widening_operation): Likewise.
6280 (supportable_narrowing_operation): Likewise.
6281 * expmed.c (store_bit_field_1): Likewise.
6282 (extract_bit_field_1): Likewise.
6283 (expand_mult_highpart_optab): Likewise.
6284 (expand_smod_pow2): Likewise.
6285 (expand_divmod): Likewise.
6286 (emit_store_flag): Likewise.
6287 * tree-vect-patterns.c
6288 (vect_pattern_recog_1): Likewise.
6289 * tree-ssa-loop-prefetch.c
6290 (nontemporal_store_p): Likewise.
6291 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
6292 (vect_create_epilog_for_reduction): Likewise.
6293 (vectorizable_reduction): Likewise.
6294 (vectorizable_operation): Likewise.
6295 (vect_strided_store_supported): Likewise.
6296 (vectorizable_store): Likewise.
6297 (vect_strided_load_supported): Likewise.
6298 (vectorizable_load): Likewise.
6299 * combine.c (simplify_comparison): Likewise.
6300 * tree-vect-generic.c
6301 (type_for_widest_vector_mode): Likewise.
6302 (expand_vector_operations_1): Likewise.
6303 * config/spu/spu.c (spu_expand_mov): Likewise.
6304 (spu_emit_vector_compare): Likewise.
6305 * config/rs6000/rs6000.c
6306 (rs6000_emit_vector_compare): Likewise.
6307 * stmt.c (add_case_node): Likewise.
6308 * reload1.c (gen_reload):
6310 2007-08-09 Michael Matz <matz@suse.de>
6312 * tree.h (fixed_zerop): Declare as taking a const_tree.
6313 * tree.c (fixed_zerop): Take a const_tree.
6315 2007-08-09 Ira Rosen <irar@il.ibm.com>
6317 * tree-vect-transform.c (vectorizable_store): Remove call to
6318 copy_virtual_operands() and call mark_symbols_for_renaming() for
6319 the created vector store.
6320 (vect_setup_realignment): Don't call copy_virtual_operands() and
6321 update_vuses_to_preheader().
6322 (vectorizable_load): Don't call copy_virtual_operands().
6323 (update_vuses_to_preheader): Remove.
6325 2007-08-08 Chao-ying Fu <fu@mips.com>
6327 * tree.def (FIXED_POINT_TYPE): New type.
6328 (FIXED_CST): New constant.
6329 (FIXED_CONVERT_EXPR): New expr.
6330 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
6331 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
6332 * tree.h (struct tree_base): Add saturating_flag.
6333 Remove one bit of spare for saturating_flag.
6334 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
6335 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
6336 FIXED_POINT_TYPE_P): Define.
6337 (TYPE_SATURATING): Define.
6338 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
6339 (struct tree_fixed_cst): New.
6340 (TYPE_IBIT, TYPE_FBIT): Define.
6341 (tree_node): Add fixed_cst.
6342 (enum tree_index): Add new enumeration values of
6343 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
6344 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
6345 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
6346 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
6347 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
6348 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
6349 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
6350 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
6351 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
6352 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
6353 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
6354 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
6355 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
6356 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
6357 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
6358 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
6359 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
6360 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
6361 (sat_short_fract_type_node, sat_fract_type_node,
6362 sat_long_fract_type_node, sat_long_long_fract_type_node,
6363 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
6364 sat_unsigned_long_fract_type_node,
6365 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
6366 fract_type_node, long_fract_type_node, long_long_fract_type_node,
6367 unsigned_short_fract_type_node, unsigned_fract_type_node,
6368 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
6369 sat_short_accum_type_node, sat_accum_type_node,
6370 sat_long_accum_type_node, sat_long_long_accum_type_node,
6371 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
6372 sat_unsigned_long_accum_type_node,
6373 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
6374 accum_type_node, long_accum_type_node, long_long_accum_type_node,
6375 unsigned_short_accum_type_node, unsigned_accum_type_node,
6376 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
6377 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
6378 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
6379 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
6380 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
6381 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
6382 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
6383 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
6384 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
6385 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
6386 sat_uda_type_node, sat_uta_type_node): New macro.
6387 (make_fract_type, make_accum_type): Declare.
6388 (make_signed_fract_type, make_unsigned_fract_type,
6389 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
6390 make_signed_accum_type, make_unsigned_accum_type,
6391 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
6392 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
6393 make_or_reuse_sat_signed_fract_type,
6394 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
6395 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
6396 make_or_reuse_sat_unsigned_accum_type): New macro.
6397 (fixed_zerop): Declare.
6398 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
6399 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
6400 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
6401 LONG_LONG_ACCUM_TYPE_SIZE): Define.
6402 * treestruct.def: Add TS_FIXED_CST.
6403 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
6405 (tree-dump.o): Likewise.
6406 (print-tree.o): Likewise.
6407 (tree-pretty-print.o): Likewise.
6408 (fold-const.o): Likewise.
6409 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
6410 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
6411 (is_gimple_min_invariant): Handle FIXED_CST.
6412 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
6413 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
6414 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6415 (layout_type): Handle FIXED_POINT_TYPE.
6416 (make_fract_type, make_accum_type): New functions.
6417 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
6418 * tree-dump.c (fixed-value.h): New include.
6419 (dump_fixed): New function.
6420 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
6421 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
6422 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
6423 * tree-pretty-print.c (fixed-value.h): New include.
6424 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
6426 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
6427 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
6428 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
6429 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
6430 for non-saturating fixed-point types.
6431 (reassociate_bb): Likewise.
6432 * emit-rtl.c (fixed-value.h): New include.
6433 (fconst0, fconst1): New array.
6434 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
6435 * tree-vect-generic.c expand_vector_operation): Support
6436 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
6438 (type_for_widest_vector_mode): Add one parameter for the
6440 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
6442 Pass the satp parameter to type_for_mode for fixed-point types.
6443 (expand_vector_operations_1): Pass the saturating flag to
6444 type_for_widest_vector_mode.
6445 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
6446 and MODE_VECTOR_UACCUM.
6447 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
6448 (vectorizable_condition): Likewise.
6449 * tree.c (fixed-value.h): New include.
6450 (tree_code_size): Support FIXED_CST.
6451 (build_fixed): New function.
6452 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
6453 (fixed_zerop): New function.
6454 (tree_node_structure): Support FIXED_CST.
6455 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
6456 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
6457 (type_hash_eq): Handle FIXED_POINT_TYPE.
6458 (simple_cst_equal): Support FIXED_CST.
6459 (iterative_hash_expr): Handle FIXED_CST.
6460 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
6461 (get_narrower): Likewise.
6462 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
6463 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
6464 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
6465 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
6467 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
6468 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6469 (initializer_zerop): Support FIXED_CST.
6470 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
6471 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
6472 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
6473 (is_base_type): Handle FIXED_POINT_TYPE.
6474 (add_type_attribute): Handle FIXED_POINT_TYPE.
6475 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
6476 * print-tree.c (fixed-value.h): New include.
6477 (print_node_brief): Support FIXED_CST.
6478 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
6479 * c-pretty-print.c (fixed-value.h): New include.
6480 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
6481 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
6482 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
6483 Support fixed-point types for inner items in VECTOR_TYPE.
6484 (pp_c_direct_declarator): Likewise.
6485 (pp_c_declarator): Likewise.
6486 (pp_c_fixed_constant): New function.
6487 (pp_c_constant): Handle FIXED_CST.
6488 (pp_c_primary_expression): Likewise.
6489 (pp_c_expression): Likewise.
6490 * fold-const.c (fixed-value.h): New include.
6491 (negate_expr_p): Return true for FIXED_CST.
6492 (fold_negate_expr): Support FIXED_CST.
6493 (split_tree): Support FIXED_CST.
6494 (const_binop): Support FIXED_CST.
6495 (fold_convert_const_int_from_fixed): New function to convert from
6497 (fold_convert_const_real_from_fixed): New function to convert from
6499 (fold_convert_const_fixed_from_fixed): New function to convert from
6500 fixed to another fixed.
6501 (fold_convert_const_fixed_from_int): New function to convert from
6503 (fold_convert_const_fixed_from_real): New function to convert from
6505 (fold_convert_const): Support conversions from fixed to int, from
6506 fixed to real, from fixed to fixed, from int to fixed, and from real
6508 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
6509 (operand_equal_p): Support FIXED_CST.
6510 (make_range): For fixed-point modes, we need to pass the
6511 saturating flag as the 2nd parameter.
6512 (tree_swap_operands_p): Handle FIXED_CST.
6513 (fold_plusminus_mult_expr): For fract modes, we cannot generate
6515 (fold_unary): Support FIXED_CONVERT_EXPR.
6516 (fold_binary): Handle FIXED_CST.
6517 Make sure the type is not saturating, before associating operations.
6518 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
6519 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
6520 (fold_negate_const): Support FIXED_CST.
6521 (fold_relational_const): Support FIXED_CST.
6522 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
6523 (gimplify_expr): Handle FIXED_CST.
6524 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
6525 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
6526 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
6527 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
6528 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
6529 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
6530 LONG_LONG_ACCUM_TYPE_SIZE.
6531 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
6532 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
6533 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
6534 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
6535 MODE_ACCUM, and MODE_UACCUM.
6536 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
6537 fixed-point types to disable reduction.
6538 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
6540 2007-08-08 David Edelsohn <edelsohn@gnu.org>
6542 * config/rs6000/x-rs6000: New file.
6543 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
6544 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
6545 (EXTRA_SPEC_FUNCTIONS): Define.
6546 (HAVE_LOCAL_CPU_DETECT): Define.
6547 (CC1_CPU_SPEC): Define.
6548 * config/rs6000/driver-rs6000.c: New file.
6549 * config/rs6000/aix.h (CC1_SPEC): Define.
6550 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
6551 * config.host: Add x-rs6000 to host_xmake_file if host and target
6552 are rs6000 or powerpc.
6554 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
6556 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
6558 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6559 Sandra Loosemore <sandra@codesourcery.com>
6560 Chao-ying Fu <fu@mips.com>
6561 Nigel Stephens <nigel@mips.com>
6562 David Ung <davidu@mips.com>
6564 * doc/invoke.texi (-mcode-readable): Document.
6565 * config/mips/mips.opt (mcode-readable): New option.
6566 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
6567 * config/mips/mips.h (mips_code_readable_setting): New enum.
6568 (mips_code_readable): Declare.
6569 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
6570 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
6571 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
6572 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
6573 boiler-plate comments.
6574 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
6575 * config/mips/mips.c (mips_code_readable): New variable.
6576 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
6577 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
6578 context and -mcode-readable setting to restrict the use of
6579 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
6580 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
6581 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
6582 (mips_blocks_for_constant_p): Only return false for
6583 TARGET_MIPS16_PCREL_LOADS.
6584 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
6585 for MIPS16. Handle SYMBOL_32_HIGH.
6586 (mips_const_insns): Allow HIGHs for MIPS16 too.
6587 (mips_unspec_address_offset): New function, split out from...
6588 (mips_unspec_address): ...here.
6589 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
6590 16-bit symbolic constants. Assert approropiate conditions for
6591 using the "la" and "dla" macros.
6592 (mips_handle_option): Handle -mcode-readable=.
6593 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
6594 Set up mips_lo_relocs[SYMBOL_32_HIGH].
6595 (mips_strip_unspec_address): New function, split out from...
6596 (print_operand_reloc): ...here.
6597 (print_operand): Pass constants through mips_strip_unspec_address.
6598 (print_operand_address): Likewise.
6599 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
6600 (mips_select_rtx_section): Remove MIPS16 handling.
6601 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
6602 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
6603 (mips16_lay_out_constants): Do nothing unless
6604 TARGET_MIPS16_PCREL_LOADS.
6605 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
6606 * config/mips/mips.md: Split HIGHs for MIPS16.
6607 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
6609 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6611 * config/mips/mips-protos.h (mips_emit_move): Declare.
6612 * config/mips/mips.c (mips_emit_move): New function.
6613 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
6614 (mips_legitimize_const_move): Likewise.
6615 (mips_legitimize_move): Likewise.
6616 (mips_split_64bit_move): Likewise.
6617 (mips_restore_gp): Likewise.
6618 (mips_load_call_address): Likewise.
6619 (mips_emit_fcc_reload): Likewise.
6620 (mips_set_return_address): Likewise.
6621 (mips_block_move_straight): Likewise.
6622 (mips_block_move_loop): Likewise.
6623 (mips_setup_incoming_varargs): Likewise.
6624 (mips_save_reg): Likewise.
6625 (mips_expand_prologue): Likewise.
6626 (mips_restore_reg): Likewise.
6627 (mips_expand_epilogue): Likewise.
6628 (mips_output_mi_thunk): Likewise.
6629 (build_mips16_call_stub): Likewise.
6630 (mips_builtin_branch_and_move): Likewise.
6631 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
6632 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
6633 (fixuns_truncdfdi2): Likewise.
6634 (fixuns_truncsfsi2): Likewise.
6635 (fixuns_truncsfdi2): Likewise.
6636 (loadgp_absolute): Likewise.
6637 (builtin_setjmp_setup): Likewise.
6638 (builtin_longjmp): Likewise.
6639 (untyped_call): Likewise.
6641 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6643 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
6644 an "rtx *" argument. Return a bool.
6645 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
6646 values and return true if they can be split. Take the same kind of
6647 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
6648 and store the lo_sum there if nonnull. Use the symbol type to
6649 determine whether a $gp or HIGH is needed.
6650 (mips_legitimize_address): Update call to mips_split_symbol and
6651 simplify accordingly.
6652 (mips_legitimize_const_move): Likewise.
6653 * config/mips/mips.md: In the combine define_split,
6654 check mips_split_symbol instead of splittable_symbolic_operand.
6655 Update use of mips_split_symbol in the generator code.
6656 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
6658 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6660 * config/mips/mips.c (mips_symbolic_address_p): Delete.
6661 (mips_symbol_insns_1): New function, split out from...
6662 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
6663 and stores separately from load addresses.
6664 (mips_classify_address): Replace uses of mips_symbolic_address_p
6665 with uses of mips_symbol_insns.
6666 (mips_address_insns): Update calls to mips_symbol_insns.
6667 (mips_const_insns): Likewise.
6668 (mips_legitimize_address): Likewise.
6670 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6672 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
6673 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
6674 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
6675 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
6676 non-call contexts if TARGET_MIPS16.
6677 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
6678 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
6679 code for SYMBOL_ABSOLUTE.
6680 (mips_symbol_insns): Likewise.
6682 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6684 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
6685 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
6686 (mips_symbolic_constant_p): Likewise. Update the call to
6687 mips_classify_symbol.
6688 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
6689 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
6690 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
6691 (print_operand_reloc): Add a context argument. Update the call to
6692 mips_symbolic_constant_p.
6693 (print_operand): Update the calls to print_operand_reloc.
6694 (print_operand_address): Use print_operand_reloc rather than
6696 (mips_rewrite_small_data_p): Add a context argument. Update the call
6697 to mips_symbolic_constant_p.
6698 (mips_small_data_pattern_1): Make DATA the containing mem.
6699 Update the call to mips_rewrite_small_data_p.
6700 (mips_rewrite_small_data_1): Likewise.
6701 (mips_use_anchors_for_symbol_p): Update the call to
6702 mips_symbolic_constant_p.
6703 * config/mips/predicates.md (const_call_insn_operand): Likewise.
6704 (splittable_symbolic_operand): Likewise.
6705 (move_operand): Likewise.
6706 (absolute_symbolic_operand): Likewise.
6707 (got_disp_operand): Likewise.
6708 (got_page_ofst_operand): Likewise.
6710 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6712 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
6713 (SYMBOL_ABSOLUTE): ...this.
6714 (SYMBOL_SMALL_DATA): Rename to...
6715 (SYMBOL_GP_RELATIVE): ...this.
6716 (SYMBOL_CONSTANT_POOL): Rename to...
6717 (SYMBOL_PC_RELATIVE): ...this.
6718 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
6719 (mips_symbolic_address_p, mips_symbol_insns, override_options)
6720 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
6721 after above changes.
6722 * config/mips/predicates.md (const_call_insn_operand): Likewise.
6723 (general_symbolic_operand): Rename to...
6724 (absolute_symbolic_operand): ...this.
6725 * config/mips/mips.md: Update after above changes.
6727 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
6728 Revital Eres <eres@il.ibm.com>
6730 * ddg.c (print_ddg): Add dump information.
6731 * modulo-sched.c (print_node_sched_params): Add parameter and
6733 (calculate_maxii): Remove function.
6734 (undo_generate_reg_moves): Likewise.
6735 (undo_permute_partial_schedule): Likewise.
6736 (kernel_number_of_cycles): Likewise.
6737 (MAXII_FACTOR): New definition to calculate the upper bound of II.
6738 (sms_schedule): Use it. Remove profitability checks.
6739 (sms_schedule_by_order): Fix order of nodes within the cycle.
6741 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
6743 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
6744 -profile option, add pie support.
6745 (ENDFILE_SPEC): New spec.
6746 * config/gnu.h (LIB_SPEC): Add -profile option.
6748 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
6750 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
6751 * config/gnu.h (LIB_SPEC): Likewise.
6753 2007-08-07 Yaz Saito <saito@google.com>
6754 Ian Lance Taylor <iant@google.com>
6756 * common.opt (finstrument-functions-exclude-function-list): New
6758 (finstrument-functions-exclude-file-list): New option.
6759 * opts.c (char_p): Define and DEF_VEC.
6760 (flag_instrument_functions_exclude_functions): New static
6762 (flag_instrument_functions_exclude_files): New static variable.
6763 (add_instrument_functions_exclude_list): New static function.
6764 (flag_instrument_functions_exclude_p): New function.
6765 (common_handle_option): Handle new options.
6766 * flags.h (flag_instrument_functions_exclude_p): Declare.
6767 * gimplify.c (gimplify_function_tree): Call
6768 flag_instrument_functions_exclude_p.
6769 * doc/invoke.texi (Option Summary): Mention new options.
6770 (Code Gen Options): Document new options.
6772 2007-08-07 Ian Lance Taylor <iant@google.com>
6774 PR rtl-optimization/32776
6775 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
6776 (resolve_use): Likewise.
6777 (decompose_multiword_subregs): Remove "changed" local variable.
6779 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
6781 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
6782 * configure: Regenerate.
6783 * config.in: Regenerate.
6784 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
6787 2007-08-07 Ian Lance Taylor <iant@google.com>
6789 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
6790 note, just delete the insn.
6792 2007-08-07 Andreas Schwab <schwab@suse.de>
6795 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
6798 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
6800 * lower-subreg.c (resolve_subreg_use): Remove assertion.
6801 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
6802 (decompose_multiword_subregs): Use the functions above to decompose
6803 multiword shifts and zero-extends.
6805 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
6807 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
6808 "assemble" descriptions which were swapped.
6810 2007-08-06 Chao-ying Fu <fu@mips.com>
6812 * fixed-value.h: New file.
6813 * fixed-value.c: New file.
6814 * Makefile.in (OBJS-common): Add fixed-value.o.
6815 (fixed-value.o): New rule.
6816 (GTFILES): Add fixed-value.h.
6817 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
6818 to compare a.low and b.low.
6819 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
6821 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
6822 Daniel Jacobowitz <dan@codesourcery.com>
6825 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
6827 (x86_64-*-netbsd*): Likewise.
6828 (x86_64-*-linux*): Likewise.
6829 (x86_64-*-kfreebsd*-gnu): Likewise.
6830 (x86_64-*-knetbsd*-gnu): Likewise.
6831 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
6833 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
6835 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
6836 Add -fno-asynchronous-unwind-tables.
6838 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
6839 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
6840 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
6841 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
6842 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
6844 2007-08-06 Steve Ellcey <sje@cup.hp.com>
6846 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
6847 (TARGET_C_MODE_FOR_SUFFIX): New.
6849 2007-08-06 Steve Ellcey <sje@cup.hp.com>
6851 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
6853 2007-08-06 Steve Ellcey <sje@cup.hp.com>
6855 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
6857 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
6859 * config/i386/i386.md: Check TARGET_ macros and optimize_size
6860 before checking function returns in conditional expressions.
6862 2007-08-06 Alfred Minarik <a.minarik@aon.at>
6865 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
6867 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
6870 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
6871 for INTEGRAL_TYPE_P.
6873 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
6875 * configure.ac: Remove --enable-checking=df from default settings.
6876 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
6877 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
6878 if the parameter is true.
6879 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
6880 DF_VERIFY_SCHEDULED flag is true.
6881 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
6882 (df_finish_pass): Adjust prototype.
6883 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
6886 * see.c (pass_see): Add TODO_df_verify.
6887 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
6888 * global.c (rest_of_handle_global_alloc): Schedule verification
6890 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
6892 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
6893 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
6894 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
6896 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
6897 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
6898 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
6900 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
6901 Revital Eres <eres@il.ibm.com>
6903 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
6905 * ddg.c (create_ddg_dependence): Rename to...
6906 (create_ddg_dep_from_intra_loop_link): This. Do not check
6907 for interloop edges. Do not create anti dependence edge when
6908 a true dependence edge exists in the opposite direction and
6909 -fmodulo-sched-allow-regmoves is set.
6910 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
6911 (add_cross_iteration_register_deps): Create anti dependence edge
6912 when -fno-modulo-sched-allow-regmoves is set.
6913 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
6915 2007-08-04 Richard Sandiford <richard@codesourcery.com>
6917 * config/arm/arm.md (movsi): Add braces.
6919 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
6922 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
6923 operands for the folding of "A - (A & B)" into "~B & A"; cast them
6926 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
6928 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
6929 state accessor functions.
6930 * cfgloopmanip.c (remove_path, create_preheaders,
6931 force_single_succ_latches, fix_loop_structure): Ditto.
6932 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
6933 tree_duplicate_loop_to_header_edge): Ditto.
6934 * cfgloopanal.c (mark_irreducible_loops): Ditto.
6935 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
6937 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
6938 cleanup_tree_cfg): Ditto.
6939 * tree-cfg.c (tree_merge_blocks): Ditto.
6940 * cfgloop.c (rescan_loop_exit, record_loop_exits,
6941 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
6942 loop_preheader_edge, single_exit): Ditto.
6943 (flow_loops_find): Do not clear loops->state.
6944 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
6945 loops_state_clear): New functions.
6947 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6950 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
6951 when adding to the base and convert ELT to sizetype instead of type.
6953 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6956 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
6957 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
6959 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6962 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
6963 correct type the negate expression.
6965 2007-08-03 Jan Hubicka <jh@suse.cz>
6967 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
6970 2007-08-03 David Edelsohn <edelsohn@gnu.org>
6972 * config/rs6000/rs6000.c (struct processor_cost): Change
6973 l1_cache_lines to l1_cache_size. Add l2_cache_size.
6974 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
6976 (rios1_costs, rios2_cost): Correct cache line size.
6977 (rs6000_override_options): Set l2-cache-size parameter.
6979 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6980 Diego Novillo <dnovillo@google.com>
6983 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
6984 if the range includes 0.
6986 2007-08-03 Ben Elliston <bje@au.ibm.com>
6988 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
6989 mode to unspec expressions to silence a warning from the generator
6992 2007-08-02 Steve Ellcey <sje@cup.hp.com>
6994 * config/ia64/constraints.md ("U"): Make constraint vector only.
6996 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
6999 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
7000 always_inline attribute on the function decl.
7002 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
7005 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
7006 if we are compiling with -fPIC.
7008 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
7009 Nigel Stephens <nigel@mips.com>
7011 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
7012 Define for MIPS32 and MIPS64.
7014 2007-08-02 Nick Clifton <nickc@redhat.com>
7016 * config/host-hpux.c: Change copyright header to refer to version
7017 3 of the GNU General Public License and to point readers at the
7018 COPYING3 file and the FSF's license web page.
7019 * config/alpha/predicates.md, config/alpha/vms-ld.c,
7020 config/alpha/linux.h, config/alpha/alpha.opt,
7021 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
7022 config/alpha/vms-unwind.h, config/alpha/ev4.md,
7023 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
7024 config/alpha/alpha.h, config/alpha/sync.md,
7025 config/alpha/openbsd.h, config/alpha/alpha.md,
7026 config/alpha/alpha-modes.def, config/alpha/ev5.md,
7027 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
7028 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
7029 config/alpha/constraints.md, config/alpha/osf.h,
7030 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
7031 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
7032 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
7033 config/frv/frv-asm.h, config/frv/frv-protos.h,
7034 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
7035 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
7036 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
7037 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
7038 config/s390/s390.opt, config/s390/s390-modes.def,
7039 config/s390/fixdfdi.h, config/s390/constraints.md,
7040 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
7041 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
7042 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
7043 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
7044 config/m32c/prologue.md, config/m32c/m32c.abi,
7045 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
7046 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
7047 config/m32c/t-m32c, config/m32c/m32c-modes.def,
7048 config/m32c/jump.md, config/m32c/shift.md,
7049 config/m32c/m32c-protos.h, config/libgloss.h,
7050 config/spu/spu-protos.h, config/spu/predicates.md,
7051 config/spu/spu-builtins.h, config/spu/spu.c,
7052 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
7053 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
7054 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
7055 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
7056 config/sparc/hypersparc.md, config/sparc/predicates.md,
7057 config/sparc/linux.h, config/sparc/sp64-elf.h,
7058 config/sparc/supersparc.md, config/sparc/cypress.md,
7059 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
7060 config/sparc/niagara.md, config/sparc/sparc.md,
7061 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
7062 config/sparc/sparc.opt, config/sparc/sync.md,
7063 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
7064 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
7065 config/sparc/sparc.c, config/sparc/little-endian.opt,
7066 config/sparc/sysv4-only.h, config/sparc/sparc.h,
7067 config/sparc/linux64.h, config/sparc/freebsd.h,
7068 config/sparc/sol2.h, config/sparc/rtemself.h,
7069 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
7070 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
7071 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
7072 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
7073 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
7074 config/m32r/linux.h, config/m32r/constraints.md,
7075 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
7076 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
7077 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
7078 config/i386/i386.md, config/i386/netware-crt0.c,
7079 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
7080 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
7081 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
7082 config/i386/sol2.h, config/i386/constraints.md,
7083 config/i386/netware-libgcc.c, config/i386/sysv5.h,
7084 config/i386/predicates.md, config/i386/geode.md,
7085 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
7086 config/i386/freebsd64.h, config/i386/vxworksae.h,
7087 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
7088 config/i386/rtemself.h, config/i386/netbsd-elf.h,
7089 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
7090 config/i386/netware.h, config/i386/i386-modes.def,
7091 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
7092 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
7093 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
7094 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
7095 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
7096 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
7097 config/i386/xm-mingw32.h, config/i386/linux64.h,
7098 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
7099 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
7100 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
7101 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
7102 config/i386/cygwin2.c, config/i386/i386-protos.h,
7103 config/i386/sync.md, config/i386/openbsd.h,
7104 config/i386/host-mingw32.c, config/i386/i386-aout.h,
7105 config/i386/nto.h, config/i386/biarch64.h,
7106 config/i386/i386-coff.h, config/i386/freebsd.h,
7107 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
7108 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
7109 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
7110 config/darwin-protos.h, config/linux.opt, config/sol2.c,
7111 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
7112 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
7113 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
7114 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
7115 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
7116 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
7117 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
7118 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
7119 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
7120 config/sh/superh64.h, config/sh/rtemself.h,
7121 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
7122 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
7123 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
7124 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
7125 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
7126 config/avr/predicates.md, config/avr/constraints.md,
7127 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
7128 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
7129 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
7130 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
7131 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
7132 config/c4x/c4x-modes.def, config/c4x/rtems.h,
7133 config/c4x/predicates.md, config/c4x/c4x.h,
7134 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
7135 config/xtensa/predicates.md, config/xtensa/xtensa.c,
7136 config/xtensa/linux.h, config/xtensa/xtensa.h,
7137 config/xtensa/elf.h, config/xtensa/xtensa.md,
7138 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
7139 config/xtensa/xtensa-protos.h, config/dbx.h,
7140 config/stormy16/predicates.md, config/stormy16/stormy16.md,
7141 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
7142 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
7143 config/host-solaris.c, config/fr30/fr30.h,
7144 config/fr30/predicates.md, config/fr30/fr30-protos.h,
7145 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
7146 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
7147 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
7148 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
7149 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
7150 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
7151 config/host-linux.c, config/interix3.h, config/cris/cris.c,
7152 config/cris/predicates.md, config/cris/linux.h,
7153 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
7154 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
7155 config/cris/aout.opt, config/cris/cris-protos.h,
7156 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
7157 config/iq2000/iq2000.h, config/iq2000/predicates.md,
7158 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
7159 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
7160 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
7161 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
7162 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
7163 config/chorus.h, config/mn10300/mn10300.c,
7164 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
7165 config/mn10300/mn10300.h, config/mn10300/linux.h,
7166 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
7167 config/mn10300/mn10300.md, config/ia64/predicates.md,
7168 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
7169 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
7170 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
7171 config/ia64/freebsd.h, config/ia64/ia64.md,
7172 config/ia64/ia64-modes.def, config/ia64/constraints.md,
7173 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
7174 config/gofast.h, config/rtems.h, config/sol2-10.h,
7175 config/m68k/predicates.md, config/m68k/m68k.md,
7176 config/m68k/linux.h, config/m68k/m68k-modes.def,
7177 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
7178 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
7179 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
7180 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
7181 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
7182 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
7183 config/m68k/constraints.md, config/m68k/rtemself.h,
7184 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
7185 config/m68k/uclinux.h, config/rs6000/power4.md,
7186 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
7187 config/rs6000/linux.h, config/rs6000/eabi.h,
7188 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
7189 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
7190 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
7191 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
7192 config/rs6000/windiss.h, config/rs6000/603.md,
7193 config/rs6000/aix41.h, config/rs6000/cell.md,
7194 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
7195 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
7196 config/rs6000/darwin.md, config/rs6000/darwin64.h,
7197 config/rs6000/default64.h, config/rs6000/7xx.md,
7198 config/rs6000/darwin.opt, config/rs6000/spe.md,
7199 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
7200 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
7201 config/rs6000/7450.md, config/rs6000/linux64.h,
7202 config/rs6000/constraints.md, config/rs6000/440.md,
7203 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
7204 config/rs6000/rs6000.c, config/rs6000/aix52.h,
7205 config/rs6000/rs6000.h, config/rs6000/power6.md,
7206 config/rs6000/predicates.md, config/rs6000/altivec.md,
7207 config/rs6000/aix64.opt, config/rs6000/rios1.md,
7208 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
7209 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
7210 config/rs6000/darwin7.h, config/rs6000/dfp.md,
7211 config/rs6000/linux64.opt, config/rs6000/sync.md,
7212 config/rs6000/vxworksae.h, config/rs6000/power5.md,
7213 config/rs6000/lynx.h, config/rs6000/biarch64.h,
7214 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
7215 config/rs6000/eabispe.h, config/rs6000/e500.h,
7216 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
7217 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
7218 config/rs6000/aix.h, config/rs6000/vxworks.h,
7219 config/rs6000/40x.md, config/rs6000/aix51.h,
7220 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
7221 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
7222 config/arc/arc.h, config/mcore/mcore-elf.h,
7223 config/mcore/mcore-protos.h, config/mcore/predicates.md,
7224 config/mcore/mcore.md, config/mcore/mcore.c,
7225 config/mcore/mcore.opt, config/mcore/mcore.h,
7226 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
7227 config/score/predicates.md, config/score/score-version.h,
7228 config/score/score-protos.h, config/score/misc.md,
7229 config/score/elf.h, config/score/score.c, config/score/mac.md,
7230 config/score/score7.md, config/score/score.h,
7231 config/score/score-conv.h, config/score/score-mdaux.c,
7232 config/score/score.md, config/score/score.opt,
7233 config/score/score-modes.def, config/score/score-mdaux.h,
7234 config/score/mul-div.S, config/arm/uclinux-elf.h,
7235 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
7236 config/arm/symbian.h, config/arm/linux-elf.h,
7237 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
7238 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
7239 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
7240 config/arm/strongarm-pe.h, config/arm/arm.h,
7241 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
7242 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
7243 config/arm/arm-modes.def, config/arm/linux-eabi.h,
7244 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
7245 config/arm/arm-cores.def, config/arm/arm-protos.h,
7246 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
7247 config/arm/wince-pe.h, config/arm/neon.md,
7248 config/arm/constraints.md, config/arm/neon.ml,
7249 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
7250 config/arm/arm.opt, config/arm/arm926ejs.md,
7251 config/arm/predicates.md, config/arm/iwmmxt.md,
7252 config/arm/arm_neon.h, config/arm/unknown-elf.h,
7253 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
7254 config/arm/neon-testgen.ml, config/arm/arm.md,
7255 config/arm/xscale-coff.h, config/arm/pe.c,
7256 config/arm/arm-generic.md, config/arm/pe.h,
7257 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
7258 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
7259 config/arm/strongarm-elf.h, config/arm/cirrus.md,
7260 config/arm/netbsd-elf.h, config/arm/vxworks.h,
7261 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
7262 config/pa/predicates.md, config/pa/pa64-hpux.h,
7263 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
7264 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
7265 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
7266 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
7267 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
7268 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
7269 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
7270 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
7271 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
7272 config/pa/pa64-regs.h, config/pa/pa-modes.def,
7273 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
7274 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
7275 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
7276 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
7277 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
7278 config/mips/linux64.h, config/mips/elforion.h,
7279 config/mips/constraints.md, config/mips/generic.md,
7280 config/mips/predicates.md, config/mips/4300.md,
7281 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
7282 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
7283 config/mips/5k.md, config/mips/vr4120-div.S,
7284 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
7285 config/mips/mips-protos.h, config/mips/6000.md,
7286 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
7287 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
7288 config/mips/mips-modes.def, config/mips/vr.h,
7289 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
7290 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
7291 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
7292 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
7293 config/vax/openbsd1.h, config/vax/netbsd.h,
7294 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
7295 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
7296 config/h8300/rtems.h, config/h8300/predicates.md,
7297 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
7298 config/h8300/h8300.md, config/h8300/h8300.opt,
7299 config/h8300/coff.h, config/h8300/h8300-protos.h,
7300 config/v850/v850.md, config/v850/predicates.md,
7301 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
7302 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
7303 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
7304 config/mmix/mmix.h, config/mmix/predicates.md,
7305 config/mmix/mmix-protos.h, config/mmix/mmix.md,
7306 config/mmix/mmix.c, config/mmix/mmix.opt,
7307 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
7308 config/bfin/rtems.h, config/bfin/bfin-modes.def,
7309 config/bfin/predicates.md, config/bfin/bfin-protos.h,
7310 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
7313 2007-08-02 Richard Sandiford <richard@codesourcery.com>
7315 * emit-rtl.c (reset_used_decls): Rename to...
7316 (set_used_decls): ...this. Set the used flag rather than clearing it.
7317 (unshare_all_rtl_again): Update accordingly. Set flags on argument
7318 DECL_RTLs rather than resetting them.
7320 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
7322 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
7324 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
7326 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
7327 argument to find_reloads_address.
7329 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
7331 PR tree-optimization/32919
7332 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
7333 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
7334 (coalesce_ssa_name): Call it.
7336 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
7337 David Ung <davidu@mips.com>
7339 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
7340 (__mips16_unorddf2, __mips16_floatunsidf): New.
7341 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
7343 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
7345 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
7347 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
7348 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
7349 * tree.h (OMP_SECTIONS_CONTROL): New macro.
7350 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
7351 * omp-low.c (get_ws_args_for, determine_parallel_type,
7352 expand_omp_for_generic, expand_omp_for_static_nochunk,
7353 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
7354 Work with more precise CFG.
7355 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
7356 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
7358 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
7359 * gimple-low.c (lower_stmt): Ditto.
7360 * tree-inline.c (estimate_num_insns_1): Ditto.
7361 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
7362 (OMP_SECTIONS_SWITCH): New.
7363 * tree-cfgcleanup.c (cleanup_omp_return): New.
7364 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
7365 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
7366 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
7367 (tree_redirect_edge_and_branch): Handle omp constructs.
7369 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
7370 with three arguments.
7372 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
7374 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
7377 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
7379 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
7380 the loop structures may need fixing.
7381 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
7383 (cleanup_tree_cfg_loop): Removed.
7384 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
7385 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
7386 instead of running cleanup_tree_cfg_loop.
7387 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
7388 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
7389 (tree_predictive_commoning): Declaration changed.
7390 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
7392 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
7394 * doc/invoke.texi (l1-cache-size): Update documentation.
7395 (l2-cache-size): Document.
7396 * params.h (L2_CACHE_SIZE): New macro.
7397 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
7398 that L1_CACHE_SIZE is in kB now.
7399 (L2_CACHE_SIZE_BYTES): New macro.
7400 (tree_ssa_prefetch_arrays): Show size in kB.
7401 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
7402 and l2_cache_size fields.
7403 * config/i386/driver-i386.c (describe_cache): Detect cache size
7405 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
7406 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
7407 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
7408 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
7409 (override_options): Set l1-cache-size and l2-cache-size to default
7410 values if not specified otherwise.
7411 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
7412 (PARAM_L2_CACHE_SIZE): New.
7414 2007-08-01 Nigel Stephens <nigel@mips.com>
7415 David Ung <davidu@mips.com>
7416 Thiemo Seufer <ths@mips.com>
7417 Chris Dearman <chris@mips.com>
7418 Richard Sandiford <richard@codesourcery.com>
7420 * config.gcc (mips*-sde-elf*): New stanza.
7421 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
7422 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
7423 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
7424 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
7425 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
7426 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
7428 * config/mips/sde.h: New file.
7429 * config/mips/t-libgcc-mips16: Likewise.
7430 * config/mips/t-sde: Likewise.
7431 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
7432 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
7433 _MIPS_FPSET and _MIPS_SZINT.
7434 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
7435 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
7436 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
7437 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
7438 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
7439 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
7440 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
7441 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
7442 _MIPS_SZPTR and _MIPS_FPSET.
7443 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
7444 architecture is specified.
7445 (MIPS_32BIT_OPTION_SPEC): New macro.
7447 2007-07-31 Dan Hipschman <dsh@google.com>
7449 * gcc.c (end_going_arg): New function.
7450 (do_spec_2): Use it.
7451 (do_spec_1): Use it.
7453 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
7455 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
7456 only if ENABLE_CHECKING is defined.
7458 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
7460 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
7461 df_ru_add_problem, df_ru_get_bb_info): Removed.
7462 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
7463 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
7464 df_ru_free_bb_info, df_ru_alloc,
7465 df_ru_bb_local_compute_process_def,
7466 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
7467 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
7468 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
7469 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
7470 df_ru_add_problem): Removed.
7472 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7475 * pa.md (casesi32): Use match_scratch. Revise insn condition.
7476 (casesi32p, casesi64p): Likewise.
7477 (casesi): Adjust for above.
7479 2007-07-31 Richard Sandiford <richard@codesourcery.com>
7481 * mode-switching.c (create_pre_exit): Don't search past calls.
7483 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
7485 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
7487 2007-07-31 Revital Eres <eres@il.ibm.com>
7489 * ddg.c (add_deps_for_def): Rename to...
7490 (add_cross_iteration_register_deps): This. Change implementation
7491 to use only reaching def and def-use chains to construct the
7492 inter loop dependencies.
7493 (add_deps_for_use): Remove function.
7494 (build_inter_loop_deps): Call add_cross_iteration_register_deps
7495 function to build the inter loop dependencies.
7496 * modulo-sched.c (sms_schedule): Build only
7497 reaching def and def-use chains for the propose of the ddg
7500 2007-07-31 Julian Brown <julian@codesourcery.com>
7502 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
7503 New define_insns. Use correct RTL.
7504 (vec_set<mode>): Write as expander.
7506 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
7508 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
7509 to an unallocated space.
7511 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
7514 (split_constant_offset): Enable split_constant_offset to extract
7515 constants from other statements.
7516 * tree-vect-transform.c
7517 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
7518 to a temp var. Force base_offset to be simple.
7520 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
7522 * df-scan.c (df_scan_verify): Remove artificial limit on
7523 the number of blocks for verification.
7524 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
7525 df_simulate_defs): Avoid unnecessary insn checking for defs.
7527 2007-07-29 Mark Mitchell <mark@codesourcery.com>
7529 * config/m68k/lb1sf68.asm (FUNC): New macro.
7531 (__udivsi3): Likewise.
7532 (__divsi3): Likewise.
7533 (__umodsi3): Likewise.
7534 (__modsi3): Likewise.
7535 (__subdf3): Likewise.
7536 (__adddf3): Likewise.
7537 (__muldf3): Likewise.
7538 (__divdf3): Likewise.
7539 (__negdf2): Likewise.
7540 (__cmpdf2): Likewise.
7541 (__subsf3): Likewise.
7542 (__addsf3): Likewise.
7543 (__mulsf3): Likewise.
7544 (__divsf3): Likewise.
7545 (__negsf2): Likewise.
7546 (__cmpsf2): Likewise.
7547 (__eqdf2): Likewise.
7548 (__nedf2): Likewise.
7549 (__gtdf2): Likewise.
7550 (__gedf2): Likewise.
7551 (__ltdf2): Likewise.
7552 (__ledf2): Likewise.
7553 (__eqsf2): Likewise.
7554 (__nesf2): Likewise.
7555 (__gtsf2): Likewise.
7556 (__gesf2): Likewise.
7557 (__ltsf2): Likewise.
7558 (__lesf2): Likewise.
7560 2007-07-30 Ollie Wild <aaw@google.com>
7562 * c-ppoutput.c (print_lines_directives_only): New function.
7563 (scan_translation_unit_directives_only): New function.
7564 (preprocess_file): Add call to scan_translation_unit_directives_only.
7565 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
7566 (sanitize_cpp_opts): Add default flag_dump_macros setting for
7567 -fdirectives-only. Add errors for -fdirectives-only conflict with
7568 -Wunused-macros and -traditional.
7569 (finish_options): Add builtin macro initialization for
7570 -fdirectives-only + -fpreprocessed.
7571 * c.opt (fdirectives-only): New.
7572 * doc/cppopts.texi (fdirectives-only): New.
7574 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7576 * alias.c (record_set, memory_modified_1): Constify.
7577 * bt-load.c (note_btr_set): Likewise.
7578 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
7579 * combine.c (set_nonzero_bits_and_sign_copies,
7580 expand_field_assignment, record_dead_and_set_regs_1,
7581 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
7582 likely_spilled_retval_1): Likewise.
7583 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
7584 frv_io_handle_set): Likewise.
7585 * config/mips/mips.c (mips_sim_record_set,
7586 vr4130_true_reg_dependence_p_1): Likewise.
7587 * config/mt/mt.c (insn_dependent_p_1): Likewise.
7588 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
7589 * config/sh/sh.c (flow_dependent_p_1): Likewise.
7590 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
7591 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
7592 * ddg.c (mark_mem_store): Likewise.
7593 * df-problems.c (df_urec_mark_reg_change): Likewise.
7594 * function.c (update_epilogue_consts): Likewise.
7595 * gcse.c (record_set_info, record_last_set_info,
7596 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
7597 reg_clear_last_set): Likewise.
7598 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
7600 * jump.c (reversed_comparison_code_parts): Likewise.
7601 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
7602 reg_is_set): Likewise.
7603 * loop-iv.c (mark_altered): Likewise.
7604 * mode-switching.c (reg_becomes_live): Likewise.
7605 * optabs.c (no_conflict_move_test): Likewise.
7606 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
7608 * postreload.c (reload_combine_note_store, move2add_note_store):
7610 * regmove.c (flags_set_1): Likewise.
7611 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
7613 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
7615 * resource.c (update_live_status): Likewise.
7616 * rtl.h (set_of, note_stores): Likewise.
7617 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
7618 note_stores, parms_set): Likewise.
7619 * sched-rgn.c (sets_likely_spilled_1): Likewise.
7620 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
7622 * var-tracking.c (count_stores, add_stores): Likewise.
7624 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7626 * alias.c (mems_in_disjoint_alias_sets_p,
7627 fixed_scalar_and_varying_struct_p, aliases_everything_p,
7628 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
7629 write_dependence_p, mems_in_disjoint_alias_sets_p,
7630 read_dependence, true_dependence, canon_true_dependence,
7631 anti_dependence, output_dependence): Constify.
7632 * combine.c (extended_count): Likewise.
7633 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
7634 * cselib.c (get_value_hash, references_value_p,
7635 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
7636 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
7637 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
7638 * function.c (contains, prologue_epilogue_contains,
7639 sibcall_epilogue_contains): Likewise.
7640 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
7641 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
7642 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
7643 reg_or_subregno): Likewise.
7644 * recog.c (asm_noperands): Likewise.
7645 * reload1.c (function_invariant_p): Likewise.
7646 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
7647 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
7648 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
7649 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
7650 true_regnum, reg_or_subregno, condjump_in_parallel_p,
7651 extended_count, prologue_epilogue_contains,
7652 sibcall_epilogue_contains, function_invariant_p, true_dependence,
7653 canon_true_dependence, read_dependence, anti_dependence,
7654 output_dependence): Likewise.
7655 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
7657 2007-07-30 Julian Brown <julian@codesourcery.com>
7659 * config/arm/neon.md (V_ext): New mode attribute.
7660 (neon_vget_lane<mode>): Replace with define_expand.
7661 (neon_vget_lane<mode>_sext_internal)
7662 (neon_vget_lane<mode>_zext_internal): New define_insns for double
7663 and quad precision vectors.
7664 (neon_vget_lanedi): Add bounds check. Remove dead comment.
7665 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
7666 have typeless 32-bit result.
7668 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
7671 * tree-affine.h (aff_tree): The type of rest is sizetype for types
7673 * tree-affine.c (aff_combination_scale): If type is a pointer type,
7674 use sizetype for rest.
7675 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
7676 (aff_combination_convert): Don't convert rest for pointer types.
7678 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
7680 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
7682 * tree-ssa-alias.c: Add alloc-pool.h.
7683 (init_alias_info): Free alias_bitmap_obstack.
7684 (delete_alias_info): Call delete_mem_ref_stats.
7685 (get_mem_sym_stats_for): Use alloc_pool.
7686 (init_mem_ref_stats): Do not delete mem_ref_stats here.
7687 (delete_mem_sym_stats): Removed.
7689 2007-07-29 Sebastian Pop <sebpop@gmail.com>
7691 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
7692 functions cannot be represented as classical distance vectors.
7694 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7696 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
7697 * builtins.c (validate_arg, builtin_mathfn_code,
7698 validate_arglist): Likewise.
7699 * calls.c (call_expr_flags): Likewise.
7700 * combine.c (reg_nonzero_bits_for_combine,
7701 reg_num_sign_bit_copies_for_combine, get_last_value,
7702 reg_truncated_to_mode): Likewise.
7703 * emit-rtl.c (subreg_lowpart_p): Likewise.
7704 * expr.c (highest_pow2_factor_for_target,
7705 categorize_ctor_elements_1, categorize_ctor_elements,
7706 count_type_elements, contains_packed_reference,
7707 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
7708 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
7709 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
7710 native_encode_int, native_encode_real, native_encode_complex,
7711 native_encode_vector, native_encode_expr, native_interpret_int,
7712 native_interpret_real, native_interpret_complex,
7713 native_interpret_vector, native_interpret_expr): Likewise.
7714 * function.c (use_register_for_decl): Likewise.
7715 * gimplify.c (get_name): Likewise.
7716 * langhooks-def.h (lhd_return_null_const_tree): New.
7717 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
7718 * langhooks.c (lhd_return_null_const_tree): New.
7719 * langhooks.h (lang_get_callee_fndecl): Constify.
7720 * output.h (constructor_static_from_elts_p): Likewise.
7721 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
7722 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
7723 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
7724 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
7725 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
7726 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
7727 * rtlhooks-def.h (reg_nonzero_bits_general,
7728 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
7730 * rtlhooks.c (reg_num_sign_bit_copies_general,
7731 reg_nonzero_bits_general, reg_truncated_to_mode_general):
7733 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
7734 * stor-layout.c (mode_for_size_tree): Likewise.
7735 * tree-ssa-loop-im.c (memref_eq): Likewise.
7736 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
7737 * tree.c (contains_placeholder_p, type_list_equal,
7738 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
7740 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
7741 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
7742 contains_placeholder_p, contains_packed_reference,
7743 get_callee_fndecl, operand_equal_for_phi_arg_p,
7744 warn_if_unused_value, is_body_block, native_encode_expr,
7745 native_interpret_expr, fold_convertible_p, operand_equal_p,
7746 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
7747 validate_arglist, simple_cst_equal, type_list_equal,
7748 use_register_for_decl, call_expr_flags, get_name,
7749 highest_pow2_factor): Likewise.
7750 (const_call_expr_arg_iterator_d,
7751 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
7752 first_const_call_expr_arg, more_const_call_expr_args_p,
7753 FOR_EACH_CONST_CALL_EXPR_ARG): New.
7754 * varasm.c (constructor_static_from_elts_p): Constify.
7756 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
7758 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
7759 config/arm/neon-schedgen.ml, config/arm/neon.ml,
7760 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
7761 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
7762 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
7763 tree-vect-transform.c, tree.def: Fix comment typos. Follow
7764 spelling conventions.
7765 * doc/invoke.texi: Follow spelling conventions.
7767 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
7768 Revital Eres <eres@il.ibm.com>
7770 * modulo-sched.c (sms_schedule): Avoid loops which includes
7771 auto-increment instructions.
7773 2007-07-28 Richard Guenther <rguenther@suse.de>
7776 * fold-const.c (fold_cond_expr_with_comparison): Convert
7777 operand zero of MIN/MAX_EXPR to correct type.
7779 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7781 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
7782 flags_from_decl_or_type): Constify.
7783 * gcc.c (do_spec_1): Likewise.
7784 * print-tree.c (dump_addr, print_node_brief): Likewise.
7785 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
7786 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
7787 tree_purge_all_dead_eh_edges): Likewise.
7788 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
7789 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
7791 * tree.c (expr_location, expr_has_location, expr_locus,
7792 expr_filename, expr_lineno, get_inner_array_type,
7793 fields_compatible_p): Likewise.
7794 * tree.h (get_inner_array_type, fields_compatible_p,
7795 expr_location, expr_has_location, expr_locus, expr_filename,
7796 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
7797 setjmp_call_p, alloca_call_p): Likewise.
7799 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
7801 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
7802 TV_FLOW_INSENSITIVE.
7804 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
7806 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
7807 (compute_flow_insensitive_aliasing): Ditto for
7808 TV_FLOW_INSENSITIVE.
7810 2007-07-27 Jan Hubicka <jh@suse.cz>
7812 * config/i386/i386.c (register_move_cost): Remove accidentally
7813 comitted #if 0 block.
7815 * attribs.c: Include hashtab.h
7816 (attribute_hash): New.
7817 (substring): New structure.
7818 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
7820 (init_attributes): Initialize attribute hash.
7821 (decl_attributes): Use attribute hash.
7822 * Makefile.in (attribs.c): Depend on hashtab.h.
7824 2007-07-27 Steve Ellcey <sje@cup.hp.com>
7826 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
7828 2007-07-27 Richard Sandiford <richard@codesourcery.com>
7830 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
7831 __mips_dspr2 and __mips_dsp_rev macros.
7832 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
7834 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
7836 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
7838 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
7842 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
7843 and the updating of the live and do_not_gen sets.
7844 (df_note_bb_compute): Added updating of live and do_not_gen sets
7845 for regular defs so that the case of clobber inside conditional
7846 call is processed correctly.
7848 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
7850 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
7851 operands with compatible type.
7853 2007-07-27 Richard Sandiford <richard@codesourcery.com>
7855 * expr.h (store_bit_field): Don't return a value.
7856 * expmed.c (check_predicate_volatile_ok): New function.
7857 (store_bit_field_1): New function, extracted from store_bit_field.
7858 Take a fallback_p argument and return true if the operation succeeded.
7859 Only use store_fixed_bit_field if fallback_p. Don't recompute
7860 mode_for_extraction; use op_mode instead. Try forcing memories
7861 into registers if the insv expander fails.
7862 (store_bit_field): Use store_bit_field_1 with fallback_p true.
7863 Don't return a value.
7864 (convert_extracted_bit_field): New function, extracted from
7866 (extract_bit_field_1): Likewise. Take a fallback_p argument
7867 and return NULL if the operation succeeded. Only use
7868 extract_fixed_bit_field if fallback_p. Only calculate one
7869 extraction mode. Combine code for extv and extzv. Try forcing
7870 memories into registers if the ext(z)v expander fails.
7871 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
7873 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
7875 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
7877 (df_ref): Likewise. Put regno with other integer fields.
7879 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
7881 * df.h (df_mw_hardreg): Remove "loc" field.
7882 * df-scan.c (df_ref_record): Don't set it. Remove redundant
7884 * df-problems.c (df_whole_mw_reg_unused_p): New function,
7885 split out from df_set_unused_notes_for_mw. Return false for
7886 partial references. Assert that mw_reg is a REG when returning true.
7887 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
7888 (df_whole_mw_reg_dead_p): New function, split out from
7889 df_set_dead_notes_for_mw. Return false for partial references.
7890 Assert that mw_reg is a REG when returning true.
7891 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
7892 Remove redundant bitmap check.
7894 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
7896 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
7897 ($(T)crtend.o): Likwise.
7898 ($(T)crtbeginS.o): Likwise.
7899 ($(T)crtendS.o): Likwise.
7900 ($(T)crtfastmath.o): Likwise.
7902 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
7904 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
7905 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
7906 * basic-block.h (struct control_flow_graph): Added x_dom_computed
7907 and x_n_bbs_in_dom_tree fields.
7909 2007-07-26 Steve Ellcey <sje@cup.hp.com>
7911 PR tree-optimization/32087
7912 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
7913 Do not call scale_bbs_frequencies_int with prob of zero.
7915 2007-07-26 Julian Brown <julian@codesourcery.com>
7917 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
7918 (neon_element_bits): Add prototypes.
7919 * config/arm/arm.c (bounds_check, neon_lane_bounds)
7920 (neon_const_bounds, neon_element_bits): New functions.
7921 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
7922 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
7923 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
7924 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
7925 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
7926 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
7927 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
7928 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
7929 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
7930 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
7931 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
7932 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
7933 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
7935 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
7937 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
7938 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
7940 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
7941 Julian Brown <julian@codesourcery.com>
7943 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
7944 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
7945 * config/arm/cortex-a8.md: New.
7946 * config/arm/cortex-a8-neon.md: New.
7947 * config/arm/neon-schedgen.ml: New.
7948 * config/arm/neon.md (vqh_mnem): New.
7950 (Is_float_mode): New.
7951 (Scalar_mul_8_16): New.
7953 (V_mode_nunits): New.
7954 (All instruction patterns): Annotate with neon_type attribute
7956 * config/arm/arm.md: Include cortex-a8.md.
7957 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
7959 Annotate instruction patterns accordingly.
7960 (generic_sched): Do not use generic scheduling for Cortex-A8.
7961 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
7963 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
7965 * fold-const.c (fold_read_from_constant_string): Use
7967 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
7969 2007-07-26 Nick Clifton <nickc@redhat.com>
7971 * tree-ssa-operands.h: Change copyright header to refer to version
7972 3 of the GNU General Public License and to point readers at the
7973 COPYING3 file and the FSF's license web page.
7974 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
7975 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
7976 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
7977 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
7978 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
7979 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
7980 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
7981 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
7982 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
7983 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
7984 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
7985 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
7986 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
7987 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
7988 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
7989 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
7990 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
7991 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
7992 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
7993 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
7994 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
7995 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
7996 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
7997 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
7998 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
7999 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
8000 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
8001 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
8002 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
8003 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
8004 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
8005 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
8006 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
8007 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
8008 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
8009 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
8010 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
8011 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
8012 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
8013 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
8014 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
8015 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
8016 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
8017 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
8018 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
8019 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
8020 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
8021 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
8022 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
8023 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
8024 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
8025 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
8026 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
8027 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
8028 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
8029 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
8030 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
8031 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
8032 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
8033 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
8034 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
8035 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
8036 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
8037 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
8038 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
8039 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
8040 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
8041 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
8042 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
8043 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
8044 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
8045 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
8046 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
8047 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
8048 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
8049 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
8050 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
8051 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
8052 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
8053 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
8054 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
8055 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
8056 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
8057 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
8058 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
8059 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
8060 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
8061 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
8062 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
8063 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
8064 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
8065 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
8066 vecprim.h, basic-block.h, tree-ssa-structalias.c,
8067 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
8068 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
8069 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
8070 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
8071 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
8072 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
8073 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
8074 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
8075 convert.c, convert.h, langhooks-def.h, reload1.c,
8076 tree-ssa-operands.c: Likewise.
8078 2007-07-26 Jan Hubicka <jh@suse.cz>
8080 * tree-ssa-live.c: Include debug.h and flags.h.
8081 (mark_scope_block_unused): New function.
8082 (remove_unused_scope_block_p): New function.
8083 (remove_unused_locals): Remove unused blocks too.
8085 2007-07-25 Ian Lance Taylor <iant@google.com>
8087 * combine.c (combine_max_regno): Remove. Remove all uses.
8088 (struct reg_stat_struct): Rename from struct reg_stat.
8089 (reg_stat_type): Define, and declare VECs.
8090 (reg_stat): Change from pointer to VEC. Change all uses.
8091 (combine_split_insns): New static function.
8092 (try_combine, find_split_point): Call it instead of split_insns.
8094 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
8096 * cfghooks.c (split_block): Fix the information about loop latch.
8098 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
8100 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
8102 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
8104 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
8105 Scan the new edge for loop exit info.
8107 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
8109 * config/darwin.c: Include debug.h.
8111 2007-07-25 Steve Ellcey <sje@cup.hp.com>
8114 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
8116 2007-07-25 Steve Ellcey <sje@cup.hp.com>
8118 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
8119 (HARD_REGNO_MODE_OK): Ditto.
8120 (MODES_TIEABLE_P): Ditto.
8121 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
8122 (CLASS_MAX_NREGS): Ditto.
8123 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
8124 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
8125 (divdf3_internal_thr): Removed.
8126 * config/ia64/div.md: New file.
8127 * config/ia64/constraints.md: Add H constraint.
8129 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8131 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
8132 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
8133 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
8134 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
8135 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
8136 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
8137 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
8138 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
8139 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
8140 dump_sbitmap_file, debug_sbitmap, popcount_table,
8141 sbitmap_popcount): Constify.
8142 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
8143 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
8144 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
8145 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
8146 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
8147 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
8148 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
8149 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
8150 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
8151 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
8152 sbitmap_popcount, sbitmap_verify_popcount): Constify.
8154 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8156 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
8157 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
8158 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
8159 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
8160 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
8161 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
8162 bitmap_intersect_p, bitmap_intersect_compl_p,
8163 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
8164 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
8166 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
8167 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
8168 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
8169 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
8170 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
8171 debug_bitmap, debug_bitmap_file, bitmap_print,
8172 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
8173 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
8175 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
8177 * config/darwin.c (darwin_override_options): Additional fix for
8178 debug info formats that don't support var tracking.
8180 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8182 * cselib.c (entry_and_rtx_equal_p): Constify.
8183 * gengtype.c (output_mangled_typename, write_types, write_local):
8185 * gengtype.h (const_type_p): New.
8186 * see.c (eq_descriptor_extension, hash_descriptor_extension):
8188 * tlink.c (scan_linker_output): De-constify.
8189 * tree-ssa-loop-im.c (memref_eq): Constify.
8190 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
8191 (shared_bitmap_hash, shared_bitmap_eq): Constify.
8193 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8195 * c-common.c (fname_as_string, c_type_hash): Constify.
8196 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
8197 * cgraph.c (edge_hash, edge_eq): Likewise.
8198 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
8199 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
8200 reg_attrs_htab_eq): Likewise.
8201 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
8203 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
8204 const_decl_t, const_state_t, const_automata_list_el_t): New.
8205 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
8206 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
8207 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
8208 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
8209 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
8210 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
8211 compare_max_occ_cycle_nums, out_state_arcs_num,
8212 compare_transition_els_num, units_cmp, state_reservs_cmp):
8214 * genmodes.c (cmp_modes): Likewise.
8215 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
8216 * gimplify.c (compare_case_labels): Likewise.
8217 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
8218 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
8219 * matrix-reorg.c (mtt_info_hash): Likewise.
8220 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
8221 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
8222 (htab_hash_bucket, htab_hash_elem): Constify.
8223 * tree-browser.c (TB_parent_eq): Likewise.
8224 * tree-scalar-evolution.c (hash_scev_info): Likewise.
8225 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
8226 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
8227 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
8229 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
8230 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
8231 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
8232 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
8233 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
8235 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
8236 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
8237 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
8238 * tree-ssa-threadupdate.c (redirection_data_hash,
8239 redirection_data_eq): Likewise.
8240 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
8241 * tree-ssa.c (var_ann_eq): Likewise.
8242 * tree-vrp.c (compare_case_labels): Likewise.
8243 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
8244 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
8245 tree_not_check_failed, tree_class_check_failed,
8246 tree_range_check_failed, tree_not_class_check_failed,
8247 omp_clause_check_failed, omp_clause_range_check_failed,
8248 tree_contains_struct_check_failed, tree_operand_check_failed):
8250 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
8251 tree_not_check_failed, tree_class_check_failed,
8252 tree_range_check_failed, tree_not_class_check_failed,
8253 tree_operand_check_failed, omp_clause_operand_check_failed,
8254 tree_operand_length): Likewise.
8255 * var-tracking.c (const_variable): New.
8256 (variable_htab_hash, variable_htab_eq): Constify.
8257 * varasm.c (const_desc_hash): Likewise.
8259 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8261 * expr.c (handled_component_p): Constify.
8262 * fold-const.c (fit_double_type): Likewise.
8263 * real.h (real_value_from_int_cst): Likewise.
8264 * tree-flow-inline.h (gimple_in_ssa_p,
8265 gimple_aliases_computed_p, gimple_addressable_vars,
8266 gimple_call_clobbered_vars, gimple_referenced_vars,
8267 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
8268 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
8269 may_aliases, end_readonly_imm_use_p, has_zero_uses,
8270 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
8271 is_label_stmt, is_global_var, phi_ssa_name_p,
8272 factoring_name_p, is_call_clobbered, tree_common_ann,
8273 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
8274 unmodifiable_var_p, array_ref_contains_indirect_ref,
8275 ref_contains_array_ref, lookup_subvars_for_var,
8276 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
8277 gimple_mem_ref_stats): Likewise.
8278 * tree-flow.h (tree_common_ann, var_ann, function_ann,
8279 may_aliases, is_exec_stmt, is_label_stmt,
8280 ref_contains_array_ref, array_ref_contains_indirect_ref,
8281 var_can_have_subvars, overlap_subvar, is_call_clobbered,
8282 unmodifiable_var_p): Likewise.
8283 * tree-gimple.c (is_gimple_min_invariant): Likewise.
8284 * tree-gimple.h (is_gimple_min_invariant): Likewise.
8285 * tree.c (type_hash_list, attribute_hash_list, tree_size,
8286 cst_and_fits_in_hwi, real_value_from_int_cst,
8287 build_real_from_int_cst, integer_zerop, integer_onep,
8288 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
8289 tree_floor_log2, real_zerop, real_onep, real_twop,
8290 real_minus_onep, really_constant_p, purpose_member, chain_member,
8291 list_length, fields_length, int_size_in_bytes, bit_position,
8292 int_bit_position, byte_position, int_byte_position, expr_align,
8293 array_type_nelts, tree_node_structure,
8294 type_contains_placeholder_1, iterative_hash_pointer,
8295 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
8296 tree_map_base_eq, type_hash_list, type_hash_eq,
8297 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
8298 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
8299 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
8300 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
8301 int_fits_type_p, get_containing_scope, decl_function_context,
8302 decl_type_context, omp_clause_operand_check_failed,
8303 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
8304 * tree.h (omp_clause_operand_check_failed, tree_size,
8305 build_real_from_int_cst, array_type_nelts, purpose_member,
8306 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
8307 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
8308 is_attribute_p, check_qualified_type, expr_align,
8309 int_size_in_bytes, bit_position, int_bit_position, byte_position,
8310 int_byte_position, list_length, fields_length, initializer_zerop,
8311 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
8312 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
8313 tree_node_structure, handled_component_p, get_containing_scope,
8314 decl_function_context, decl_type_context, real_zerop,
8315 type_num_arguments, fit_double_type, really_constant_p,
8316 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
8317 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
8318 real_twop, real_minus_onep, int_cst_value): Likewise.
8320 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8322 * cfglayout.c (insn_scope, insn_line): Constify.
8323 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
8324 const_double_htab_hash, const_double_htab_eq,
8325 mem_attrs_htab_hash): Likewise.
8326 * loop-iv.c (biv_eq): Likewise.
8327 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
8328 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
8329 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
8331 * rtl-error.c (location_for_asm, diagnostic_for_asm,
8332 error_for_asm, warning_for_asm, _fatal_insn,
8333 _fatal_insn_not_found): Likewise.
8334 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
8335 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
8336 rtl_check_failed_type2, rtl_check_failed_code1,
8337 rtl_check_failed_code2, rtl_check_failed_code_mode,
8338 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
8339 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
8340 rtl_check_failed_type2, rtl_check_failed_code1,
8341 rtl_check_failed_code2, rtl_check_failed_code_mode,
8342 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
8343 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
8344 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
8345 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
8346 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
8347 rtx_unstable_p, get_integer_term, get_related_value,
8348 offset_within_block_p, reg_mentioned_p, count_occurrences,
8349 reg_referenced_p, reg_used_between_p, no_labels_between_p,
8350 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
8351 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
8352 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
8353 find_constant_src, find_reg_fusage, find_regno_fusage,
8354 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
8355 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
8356 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
8357 computed_jump_p, auto_inc_p, in_expr_list_p,
8358 remove_node_from_expr_list, loc_mentioned_in_p,
8359 label_is_jump_target_p, reversed_comparison_code_parts,
8360 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
8361 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
8362 print_inline_rtx): Likewise.
8363 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
8364 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
8365 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
8366 get_integer_term, get_related_value, offset_within_block_p,
8367 count_occurrences, reg_mentioned_p, no_labels_between_p,
8368 reg_used_between_p, reg_referenced_p, single_set_2,
8369 multiple_sets, set_noop_p, refers_to_regno_p,
8370 reg_overlap_mentioned_p, dead_or_set_p,
8371 covers_regno_no_parallel_p, covers_regno_p,
8372 dead_or_set_regno_p, find_reg_note, find_regno_note,
8373 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
8374 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
8375 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
8376 side_effects_p, may_trap_p_1, may_trap_p,
8377 may_trap_after_code_motion_p, may_trap_or_fault_p,
8378 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
8379 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
8380 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
8381 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
8382 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
8384 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
8385 warning_for_asm): Likewise.
8386 * tree.h (print_rtl): Likewise.
8387 * varasm.c (get_pool_mode): Likewise.
8389 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8391 * c-lex.c (c_lex_with_flags, lex_string): Constify.
8392 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
8393 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
8394 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
8395 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
8396 * ddg.c (compare_sccs): Likewise.
8397 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
8398 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
8399 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
8400 decimal_do_fix_trunc, decimal_real_to_integer,
8401 decimal_real_to_integer2, decimal_real_maxval): Likewise.
8402 * dse.c (const_group_info_t): New.
8403 (invariant_group_base_eq, invariant_group_base_hash): Constify.
8404 * dwarf2out.c (const_dw_die_ref): New.
8405 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
8406 * tree-browser.c (TB_parent_eq): Likewise.
8407 * unwind-dw2-fde.c (__register_frame_info_bases,
8408 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
8409 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
8411 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
8412 * unwind-dw2.c (uw_frame_state_for): Likewise.
8413 * value-prof.c (histogram_hash, histogram_eq): Likewise.
8414 * value-prof.h (const_histogram_value): New.
8416 2007-07-25 Richard Sandiford <richard@codesourcery.com>
8418 * config/mips/mips.c (machine_function): Add
8419 initialized_mips16_gp_pseudo_p.
8420 (mips16_gp_pseudo_reg): Do not emit the initialization of
8421 mips16_gp_pseudo_rtx when being called from the gimple cost-
8422 calculation routines; emit it on the first use outside those
8425 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8427 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
8430 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
8431 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
8432 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
8433 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
8434 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
8435 Preserve const-ness of parameters through use of __typeof(),
8436 also constify and tidy.
8438 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
8439 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
8440 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
8441 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
8442 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
8443 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
8444 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
8445 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
8446 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
8448 2007-07-25 Julian Brown <julian@codesourcery.com>
8449 Mark Shinwell <shinwell@codesourcery.com>
8451 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
8452 (alpha_mangle_type): This.
8453 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8454 (TARGET_MANGLE_TYPE): Define this instead.
8455 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
8456 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
8457 (arm_init_neon_builtins): Fix comment.
8458 (arm_mangle_map_entry): New.
8459 (arm_mangle_map): New.
8460 (arm_mangle_type): New.
8461 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
8462 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
8463 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
8464 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8465 (TARGET_MANGLE_TYPE): Define this instead.
8466 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
8467 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
8468 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
8469 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8470 (TARGET_MANGLE_TYPE): Define this instead.
8471 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
8473 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
8474 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8475 (TARGET_MANGLE_TYPE): Define this instead.
8476 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
8477 (s390_mangle_type): This.
8478 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8479 (TARGET_MANGLE_TYPE): Define this instead.
8480 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
8481 (sparc_mangle_type): This.
8482 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8483 (TARGET_MANGLE_TYPE): Define this instead.
8484 * cp/mangle.c (write_type): Call mangle_type target hook on all
8485 types before mangling. Use original type, not main variant, as
8487 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
8488 (TARGET_MANGLE_TYPE): This.
8489 * target.h (gcc_target): Rename mangle_fundamental_type to
8491 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
8492 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
8494 2007-07-25 Julian Brown <julian@codesourcery.com>
8495 Paul Brook <paul@codesourcery.com>
8496 Joseph Myers <joseph@codesourcery.com>
8497 Mark Shinwell <shinwell@codesourcery.com>
8499 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
8500 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
8501 (with_fpu): Allow --with-fpu=neon.
8502 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
8503 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
8504 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
8505 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
8506 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
8507 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
8508 (neon_emit_pair_result_insn, neon_disambiguate_copy)
8509 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
8510 (output_move_neon): Add prototypes.
8511 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
8512 (all_fpus): Add FPUTYPE_NEON.
8513 (fp_model_for_fpu): Add NEON field.
8514 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
8515 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
8517 (arm_legitimate_address_p): Don't support fancy addressing for NEON
8519 (thumb2_legitimate_address_p): Likewise.
8520 (neon_valid_immediate): Recognize and prepare constants suitable for
8522 (neon_immediate_valid_for_move): New function. Recognize and prepare
8523 immediates for NEON move instructions.
8524 (neon_immediate_valid_for_logic): New function. Recognize and
8525 prepare immediates for NEON logic instructions.
8526 (neon_output_logic_immediate): New function. Create asm string
8527 suitable for outputting immediate logic instructions.
8528 (neon_pairwise_reduce): New function. Implement reduction using
8529 pairwise operations.
8530 (neon_expand_vector_init): New function. Expand a (possibly
8531 non-constant) vector initialization.
8532 (neon_vector_mem_operand): New function. Memory operands supported
8533 for quad-word loads/stores to/from ARM or NEON registers. Don't
8534 allow base+offset addressing for core regs.
8535 (neon_struct_mem_operand): New function. Valid mems for NEON
8537 (coproc_secondary_reload_class): Enable NEON registers to be loaded
8538 from neon_vector_mem_operand addresses without a secondary register.
8539 (add_minipool_forward_ref): Handle >8-byte minipool entries.
8540 (add_minipool_backward_ref): Likewise.
8541 (dump_minipool): Likewise.
8542 (push_minipool_fix): Likewise.
8543 (output_move_quad): New function. Output quad-word moves, loads and
8544 stores using ARM registers.
8545 (output_move_vfp): Add support for vectors in VFP (NEON) D
8547 (output_move_neon): Output a NEON load/store to/from a quadword
8549 (arm_print_operand): Implement new codes:
8550 - 'c' for unadorned integers (without a # sign).
8551 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
8553 - 'e', 'f' for the low and high D parts of a NEON Q register.
8554 - 'q' outputs a NEON Q register.
8555 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
8556 - 'T' prints NEON opcode features from a coded bitmask.
8557 - 'F' is similar to T, but signed/unsigned codes both print as
8559 - 't' is similar to T, but 'u' is printed instead of 'p'.
8560 - 'O' prints 'r' if NEON instruction should perform rounding (as
8561 specified by bitmask), else prints nothing.
8562 - '#' is a punctuation character to stop operand numbers from
8563 running together with following digits in the assembler
8564 strings for instructions (when using mode attributes).
8565 (arm_assemble_integer): Handle extra NEON vector modes. Permute
8566 constant vectors in big-endian mode, where necessary.
8567 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
8568 Handle EI, OI, CI, XI modes.
8569 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
8570 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
8571 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
8572 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
8573 (neon_builtin_type_bits): Add enumeration, one bit for each vector
8575 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
8576 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
8577 to turn v8qi, etc. into bits defined above.
8578 (neon_itype): New enumeration. Classifications of NEON builtins.
8579 (neon_builtin_datum): Define struct. Contains information about
8580 a single builtin (with multiple modes).
8581 (CF): Define helper macro for...
8582 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
8584 (neon_builtin_data): New array. Define information about builtins
8585 for use during initialization/expansion.
8586 (arm_init_neon_builtins): New function.
8587 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
8589 (neon_builtin_compare): New function.
8590 (locate_neon_builtin_icode): New function. Find an insn code for a
8591 builtin given a function code for that builtin. Also return type of
8592 builtin (NEON_BINOP, NEON_UNOP etc.).
8593 (builtin_arg): New enumeration. Types of arguments for builtins.
8594 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
8595 Takes a variable argument list of builtin_arg types, terminated by
8597 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
8598 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
8599 (neon_emit_pair_result_insn): New function. Support returning pairs
8600 of vectors via a pointer.
8601 (neon_disambiguate_copy): New function. Set up operands for a
8602 multi-word copy such that registers do not get clobbered.
8603 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
8604 ARM_BUILTIN_NEON_BASE.
8605 (arm_file_start): Set float-abi attribute for NEON.
8606 (arm_vector_mode_supported_p): Enable NEON vector modes.
8607 (arm_mangle_map_entry): New.
8608 (arm_mangle_map): New.
8609 (arm_mangle_vector_type): New.
8610 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
8612 (TARGET_NEON): New macro. Target supports NEON.
8613 (fputype): Add FPUTYPE_NEON.
8614 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
8615 for vectorization based on command-line arg.
8616 (NEON_REGNO_OK_FOR_NREGS): Define.
8617 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
8618 (VALID_NEON_STRUCT_MODE): Define.
8619 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
8620 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
8621 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
8622 (consttable_16): Add pattern for outputting 16-byte minipool
8624 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
8626 (vec-common.md, neon.md): Include md files.
8627 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
8628 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
8629 (memory_constraint "Ut", "Un", "Us"): Define.
8630 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
8631 (MMX_char): New mode attribute.
8632 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
8633 (*add<mode>3_iwmmxt): New insn pattern.
8634 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
8635 (*sub<mode>3_iwmmxt): New insn pattern.
8636 (mulv4hi3): Rename to...
8637 (*mulv4hi3_iwmmxt): This.
8638 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
8639 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
8640 (uminv4hi3, uminv2si3): Remove. Replace with...
8641 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
8642 (*umin<mode>3_iwmmxt): These.
8643 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
8644 (ashr<mode>3_iwmmxt): This new pattern.
8645 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
8646 (lshr<mode>3_iwmmxt): This new pattern.
8647 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
8648 (ashl<mode>3_iwmmxt): This new pattern.
8649 * config/arm/neon-docgen.ml: New file. Generate documentation for
8651 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
8652 * config/arm/arm_neon.h: New (autogenerated).
8653 * config/arm/neon-testgen.ml: New file. Generate NEON tests
8655 * config/arm/neon.md: New file. Define NEON instructions.
8656 * config/arm/neon.ml: New file. Abstract description of NEON
8657 instructions, used to generate arm_neon.h header, documentation and
8659 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
8660 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
8662 * doc/extend.texi (ARM Built-in Functions): Rename and remove
8664 (ARM NEON Intrinsics): New subsection.
8665 * doc/arm-neon-intrinsics.texi: New (autogenerated).
8667 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
8669 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
8672 2007-07-24 Jan Hubicka <jh@suse.cz>
8674 * regclass.c (move_table): New type.
8675 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
8676 (init_move_cost): Break out from ...
8677 (init_reg_sets_1): ... here; simplify computation of
8678 have_regs-of_mode and contains_reg_of_mode.
8679 (record_reg_classes): Unswitch internal loops.
8680 (copy_cost): Trigger lazy initialization of move cost
8681 (record_address_regs): Likewise.
8683 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
8685 * config/darwin.c (darwin_override_options): Don't force on
8686 flag_var_tracking_uninit when no debug info is requested.
8688 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
8690 * cfgloop.c (init_loops_structure): New function.
8691 (flow_loops_find): Create root of the loop tree unconditionally.
8693 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
8695 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
8697 2007-07-24 Jan Hubicka <jh@suse.cz>
8699 * caller-save.c: Include ggc.h, gt-caller-save.h
8700 (reg_save_code, reg_restore_code): Rename to ...
8701 (cached_reg_save_code, cached_reg_restore_code): ... those.
8702 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
8703 (reg_save_code, reg_restore_code): New functions.
8704 (init_caller_save): Do not intialize
8705 reg_save_code/reg_restore_code tables.
8706 * Makefile.in: (gt-caller-save.h): New.
8708 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
8710 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
8711 with the mode of the original operand instead of
8714 2007-07-23 Jan Hubicka <jH@suse.cz>
8716 * i386.c (ix86_secondary_memory_needed): Break out to...
8717 (inline_secondary_memory_needed): ... here.
8718 (ix86_memory_move_cost): Break out to ...
8719 (inline_memory_move_cost): ... here; add support for IN value of 2 for
8720 maximum of input and output; fix handling of Q_REGS on 64bit.
8721 (ix86_secondary_memory_needed): Microoptimize.
8723 2007-07-23 Sebastian Pop <sebpop@gmail.com>
8725 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
8726 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
8727 stmts_from_loop, known_dependences_p, build_rdg): New.
8728 * tree-data-ref.h: Depends on graphds.h.
8729 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
8730 (build_rdg): Declared.
8731 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
8733 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
8735 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
8738 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
8739 Jakub Jelinek <jakub@redhat.com>
8741 PR middle-end/PR28690
8742 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
8744 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
8745 and MEM_POINTER operands over REG and MEM operands.
8746 (swap_commutative_operands_p): Change return value to bool.
8747 * rtl.h: Update the corresponding prototype.
8748 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
8749 instead of gen_rtx_PLUS.
8750 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
8751 value to bool. Change function arguments to rtx's and update code
8753 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
8754 calls to match the new declaration.
8755 * simplify-rtx.c (simplify_associative_operation): Don't
8756 reorder simplify_binary_operation arguments.
8758 2007-07-23 Richard Sandiford <richard@codesourcery.com>
8760 * config/mips/mips.c (override_options): Use mips_costs to derive
8761 the default branch cost.
8762 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
8764 * config/mips/mips.opt (mbranch-cost=): New option.
8765 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
8767 2007-07-23 Richard Sandiford <richard@codesourcery.com>
8769 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
8770 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
8771 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
8772 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
8774 2007-07-23 Richard Sandiford <richard@codesourcery.com>
8776 * config/mips/constraints.md (ks): New constraint.
8777 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
8778 (*add<mode>3_mips16): ...here.
8780 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
8782 * optabs.h (enum optab_index): Add new OTI_signbit.
8783 (signbit_optab): Define corresponding macro.
8784 (enum insn_code signbit_optab[]): Remove array.
8785 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
8786 (expand_copysign_absneg): If back end provides signbit insn, use it
8787 instead of bit operations on floating point argument.
8788 * builtins.c (enum insn_code signbit_optab[]): Remove array.
8789 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
8790 for availability of signbit insn.
8792 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
8793 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
8794 SSE mode is not active.
8795 (isinf<mode>2): Disable for mfpmath=sse,387.
8797 2007-07-22 Ben Elliston <bje@au.ibm.com>
8799 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
8801 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
8803 2007-07-20 Richard Guenther <rguenther@suse.de>
8805 * tree-cfg.c (verify_expr): COND_EXPRs can have any
8806 integral typed condition.
8807 * tree-ssa.c (useless_type_conversion_p): Do not preserve
8808 booleanness. Only preserve conversions from a non-base
8809 type to a base type, not in general between types with
8810 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
8811 * tree.def (COND_EXPR): Document that the condition
8812 can be of any integral type.
8814 2007-07-20 Nigel Stephens <nigel@mips.com>
8815 Richard Sandiford <richard@codesourcery.com>
8817 * config/mips/mips.h (mips_dwarf_regno): Declare.
8818 (DBX_REGISTER_NUMBER): Remove redundant brackets.
8819 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
8820 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
8821 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
8822 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
8823 (REG_CLASS_NAMES): Update accordingly.
8824 * config/mips/mips.c (mips_dwarf_regno): New array.
8825 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
8826 (mips_subword): Remove special handling for accumulator registers.
8827 (override_options): Initiailize mips_dwarf_regno. Remove use
8829 (mips_swap_registers): New function.
8830 (mips_conditional_register_usage): Swap accumulator registers
8831 around if TARGET_LITTLE_ENDIAN.
8832 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
8833 * config/mips/constraints.md (h, l): Use the endianness to choose
8834 between MD0_REG and MD1_REG.
8835 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
8836 alternative-dependent template.
8838 2007-07-20 Richard Sandiford <richard@codesourcery.com>
8840 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
8843 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
8845 * function.c (thread_prologue_and_epilogue_insns): Fix exit
8846 predecessor fallthru flags.
8848 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
8850 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
8851 of compare to the same type.
8852 * cfgloopmanip.c (add_loop): Update information about loop exits.
8853 (loop_version): Remove the innermost loop requirement.
8854 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
8855 to sizetype for pointers.
8857 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
8859 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
8860 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
8861 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
8863 * config/dfp-bit.c: Empty for TFmode conversions.
8865 2007-07-18 Caroline Tice <ctice@apple.com>
8867 * var-tracking.c (find_src_status): Check for COND_EXEC insns
8868 and handle them correctly; check that src is not NULL before
8870 (find_src_set_src): Likewise.
8872 2007-07-18 Bob Wilson <bob.wilson@acm.org>
8874 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
8875 (struct alignment_context, init_alignment_context): New.
8876 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
8877 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
8878 (XCHAL_HAVE_S32C1I): Likewise.
8879 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
8880 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
8881 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
8882 (ATOMIC, HQI): New macros.
8883 (memory_barrier, *memory_barrier): New.
8884 (sync_lock_releasesi): New.
8885 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
8886 (sync_lock_test_and_set<mode>): New.
8887 (sync_<atomic><mode>): New.
8888 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
8889 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
8890 (xtensa_expand_atomic): New.
8892 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8896 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
8897 transformation for builtin ISNORMAL.
8898 (expand_builtin): Handle BUILT_IN_ISNORMAL.
8899 * builtins.def (BUILT_IN_ISNORMAL): New.
8900 * doc/extend.texi: Document isnormal.
8902 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8906 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
8907 optabs infrastructure. Provide generic implementation for
8909 (expand_builtin): Handle FINITE/ISFINITE.
8910 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
8911 (fold_builtin_1): Likewise.
8913 * builtins.def (BUILT_IN_ISFINITE): New.
8915 * doc/extend.texi: Document isfinite.
8917 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8922 * builtins.c (expand_builtin_interclass_mathfn): Provide a
8923 generic fallback for isinf.
8924 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
8925 calculation code ...
8926 * real.c (get_max_float): ... to here.
8927 * real.h (get_max_float): New.
8929 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8933 * builtin-attrs.def (ATTR_TYPEGENERIC,
8934 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
8936 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
8937 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
8938 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
8939 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
8941 * c-common.c (handle_type_generic_attribute): New.
8942 (c_common_attribute_table): Add "type generic".
8944 * c-typeck.c (convert_arguments): Handle "type generic" functions.
8946 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
8948 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
8949 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
8952 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
8955 * config/cris/cris.c (cris_print_index): Don't use XEXP before
8956 checking that the operand is an expression.
8958 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
8959 Danny Smith <dannysmith@users.sourceforge.net>
8962 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
8963 file mapping object in local namespace if Windows version later
8966 2007-07-18 Richard Sandiford <richard@codesourcery.com>
8968 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
8969 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
8970 arm_cannot_force_const_mem.
8971 (arm_cannot_force_const_mem): New function.
8972 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
8973 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
8974 of arm_tls_referenced_p.
8975 * config/arm/arm.md (movsi): Split out-of-section constants when
8976 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
8977 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
8979 2007-07-18 Richard Sandiford <richard@codesourcery.com>
8981 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
8983 2007-07-18 Richard Sandiford <richard@codesourcery.com>
8985 * config/mips/mips.md (*extendqihi2): Convert the destination
8988 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8990 * config/pa/fptr.c: Update license header.
8991 * config/pa/milli64.S: Likewise.
8993 2007-07-17 Nick Clifton <nickc@redhat.com>
8995 * COPYING_v3: New file. Contains version 3 of the GNU General
8997 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
8998 Lesser General Public License.
8999 * doc/include/gpl_v3.texi: New file. Contains version 3 of
9000 the GNU General Public License.
9002 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
9004 PR rtl-optimization/32773
9005 * cfglayout.c (force_one_exit_fallthru): New function.
9006 (cfg_layout_finalize): Use it.
9008 2007-07-16 Richard Guenther <rguenther@suse.de>
9009 Uros Bizjak <ubizjak@gmail.com>
9011 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
9012 before forcing it to gimple operand.
9014 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
9015 David Ung <davidu@mips.com>
9017 * config/mips/mips.h (TUNE_24K): Define.
9018 (TUNE_MACC_CHAINS): Add TUNE_24K.
9019 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
9021 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
9022 (r74k_int_madd): .. this new reservation.
9023 (define_bypass): Fixed bypasses for r74k_int_madd to use
9025 * config/mips/24k.md (define_bypass): Define new
9026 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
9028 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
9029 Nigel Stephens <nigel@mips.com>
9031 * config/mips/mips.md: Include 20kc.md.
9032 * config/mips/20kc.md: New file.
9033 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
9034 (mips_adjust_cost): Tweak for 20Kc.
9035 (mips_issue_rate): Likewise.
9036 * config/mips/mips.h (TUNE_20KC): Define.
9038 2007-07-16 David Edelsohn <edelsohn@gnu.og>
9040 * config/rs6000/rs6000.c (struct processor_cost): Add
9041 cache_line_size, l1_cache_lines, and simultaneous_prefetches
9043 (*_cost): Add cache information.
9044 (rs6000_override_options): Set cache parameters.
9046 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9049 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
9050 * doc/install.texi (mips-sgi-irix6): pthread support works now.
9052 2007-07-16 Paul Brook <paul@codesourcery.com>
9055 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
9056 (cirrus_thumb2_movsi_insn): Ditto.
9058 2007-07-15 Geoffrey Keating <geoffk@apple.com>
9060 * config/rs6000/darwin-fallback.c (interpret_libc): Change
9063 2007-07-15 Andrew Haley <aph@redhat.com>
9065 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
9066 before looking in the context.
9068 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9072 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
9073 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
9074 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
9075 (pa_output_function_prologue): Use rp_saved and
9076 current_function_is_leaf to generate .CALLINFO statement.
9077 (hppa_expand_prologue): Set rp_saved.
9078 (hppa_expand_epilogue): Use rp_saved.
9079 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
9080 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
9082 2007-07-14 Dirk Mueller <dmueller@suse.de>
9084 * omega.c (coalesce): Fix memory leak on early exit.
9085 * matrix-reorg.c (check_allocation_function): Likewise.
9086 * tree-vect-transform.c (vect_get_new_vect_var): free result
9088 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
9089 pass pointer to edge vector
9090 (partition_hot_cold_basic_blocks): Fix memory leak.
9091 * collect2.c (prefix_from_string): Free temporary storage.
9092 * reload1.c (fixup_abnormal_edges): Free sbitmap.
9094 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
9096 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
9097 (DO_GLOBAL_DTORS_BODY): Likewise.
9099 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
9100 Nigel Stephens <nigel@mips.com>
9102 * config/mips/mips.c (mips_classify_symbol): Don't return
9103 SYMBOL_SMALL_DATA for constant pool addresses if
9104 TARGET_EMBEDDED_DATA is true.
9106 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
9108 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
9109 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
9110 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
9111 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
9112 __builtin_ia32_storehps, __builtin_ia32_storelps,
9113 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
9114 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
9115 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
9116 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
9117 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
9118 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
9119 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
9120 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
9121 using def_builtin_const.
9123 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
9125 PR tree-optimization/32705
9126 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
9127 (simplify_binary_expression): Use SSA_VAL consistently.
9129 2007-07-13 David Edelsohn <edelsohn@gnu.org>
9131 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
9132 (SPEFSCR_REGNO): Delete definition.
9133 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
9134 COUNT_REGISTER_REGNUM -> CTR_REGNO.
9135 * config/rs6000/rs6000.h: Do not define *_REGNO.
9136 LINK_REGISTER_REGNUM -> LR_REGNO.
9137 COUNT_REGISTER_REGNUM -> CTR_REGNO.
9138 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
9139 COUNT_REGISTER_REGNUM -> CTR_REGNO.
9140 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
9141 R_VRSAVE, R_VSCR. Use them.
9142 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
9143 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
9144 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
9145 * config/rs6000/aix.h: Define R_LR. Use it.
9147 2007-07-13 Caroline Tice <ctice@apple.com>
9149 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
9150 flag_var_tracking is explicitly turned off (i.e. when variable
9151 tracking is not feasible); otherwise, turn flag_var_tracking on when
9152 flag_var_tracking_uninit is on.
9153 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
9154 note definitions, to allow recording of initialization status in the
9156 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
9157 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
9158 determine if two note locations are equal.
9159 (output_loc_list): Don't output list entries whose start & end labels
9161 (reg_loc_descriptor): Add parameter for initialization status; pass it
9162 to other loc descriptor functions.
9163 (one_reg_loc_descriptor): Add parameter for initialization status;
9164 check its value and add DW_OP_GNU_uninit to returned loc descr if
9166 (multiple_reg_loc_descriptor): Add parameter for initialization
9168 pass init status argument to other loc descriptor functions; check
9169 value of intialization parameter and add DW_OP_GNU_uninit to returned
9170 loc descr if appropriate.
9171 (based_loc_descr): Add parameter for initialization status; add new
9172 variable for return value; check value of initialization parameter and
9173 add DW_OP_GNU_uninit to returned loc descr if appropriate.
9174 (concatn_mem_loc_descriptor): Add parameter for initialization status;
9175 pass init status argument to other loc descriptor functions; check
9176 value of intialization parameter and add DW_OP_GNU_uninit to returned
9177 loc descr if appropriate.
9178 (mem_loc_descriptor): Likewise.
9179 (concat_loc_descriptor): Likewise.
9180 (concatn_loc_descriptor): Likewise.
9181 (loc_descriptor): Add parameter for initialization status; pass it as
9182 argument to other loc descriptor function calls.
9183 (loc_descriptor_from_tree_1): Add appropriate initialization status
9184 to loc descriptor function calls.
9185 (add_location_or_const_value_attribute): Get initialization status
9186 from VAR_LOCATION note; add initialization status to loc descriptor
9188 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
9189 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
9190 status is uninitialized, add "[uninint]" to output.
9191 * common.opt (fvar-tracking-uninit): New option, similar to
9192 fvar-tracking, to turn on tracking of uninitialized variables; creates
9193 a new global flag, flag_var_tracking_uninit.
9194 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
9195 (enum var_init_status): New type, for var initialization status field.
9196 * var-tracking.c (struct location_chain_def): Two new fields, init,
9197 for initialization status, and set_src for the assignment value expr.
9198 (unshare_variable): New parameter for initialization status;
9199 initialize new init and set_src fields.
9200 (var_reg_set): New parameters for initialization status and value;
9201 pass them to set_variable_part.
9202 (var_mem_set): Likewise.
9203 (get_init_value): New function.
9204 (var_reg_delete_and_set): New initialization status & value
9205 parameters; add call to get_init_value if status is unknown; pass new
9206 parameters to clobber_variable_part and var_reg_set.
9207 (var_mem_delete_and_set): Likewise.
9208 (var_reg_delete): Pass null set_src value to clobber_variable_part.
9209 (var_mem_delete): Likewise.
9210 (variable_union): Pass status to unshare_variable; initialize new init
9211 and set_src fields. If flag_var_tracking_uninit is not set, force
9212 status to initialized.
9213 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
9214 used later to get the set_src value.
9215 (find_src_status): New function.
9216 (find_src_set_src): New function.
9217 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
9218 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
9219 MO_SET, get set_src value and pass it to var_reg_delete_and_set
9220 and var_mem_delete_and_set.
9221 (dump_variable): Print out "[uninit]" if appropriate.
9222 (set_variable_part): Add new initialization and set_src parameters;
9223 pass status to unshare_variable; set node->init and node- >set_src
9224 fields and modify slot in hash table appropriately; save the init and
9225 set_src values if appropriate and assign to the new node.
9226 (clobber_variable_part): New set_src parameter; if two nodes have
9227 same variable and same location but different set_src (assignment)
9228 values, clobber old node.
9229 (delete_variable_part): Pass init status to unshare_variable.
9230 (emit_note_insn_var_location): Add initialized var; assign var's init
9231 status to new 'initialized'; pass new init status field to calls to
9232 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
9233 status to initialized.
9234 (emit_notes_in_bb): Pass initialization status to calls to
9235 var_reg_set, var_mem_set, var_reg_delete_and_set and
9236 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
9237 var_reg_delete_and_set and var_mem_delete_and_set; call
9238 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
9239 make up for change in add_stores.
9240 (vt_add_function_parameters): Add status to calls to
9242 * config/darwin.c (darwin_override_options): Turn on uninitialized
9243 tracking automatically, if var_tracking is on and the system is
9246 2007-07-13 Sa Liu <saliu@de.ibm.com>
9248 * config.gcc: Add options for arch and tune on SPU.
9249 * config/spu/predicates.md: Add constant operands 0 and 1.
9250 * config/spu/spu-builtins.def: Add builtins for double precision
9251 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
9252 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
9254 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
9256 * config/spu/spu-protos.h: Add new function prototypes.
9257 * config/spu/spu.c (spu_override_options): Check options -march and
9259 (spu_comp_icode): Add comparison code for DFmode and vector mode.
9260 (spu_emit_branch_or_set): Use the new code for DFmode and vector
9262 (spu_const_from_int): New. Create a vector constant from 4 ints.
9263 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
9264 (spu_emit_vector_compare): New. Emit vector compare.
9265 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
9266 * config/spu/spu.h: Add options -march and -mtune. Define processor
9267 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
9268 CANONICALIZE_COMPARISON.
9269 * config/spu/spu.md: Add new insns for double precision compare
9270 and double precision vector compare. Add vcond and smax/smin patterns
9271 to enable DFmode vector conditional expression.
9272 * config/spu/spu.opt: Add options -march and -mtune.
9273 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
9274 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
9275 both CELL and CELLEDP targets: spu_testsv.
9276 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
9279 2007-07-13 Richard Guenther <rguenther@suse.de>
9281 PR tree-optimization/32721
9282 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
9283 TREE_THIS_VOLATILE on the folded reference.
9284 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
9285 if the array reference has TREE_THIS_VOLATILE set.
9287 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
9290 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
9292 2007-07-13 Andreas Schwab <schwab@suse.de>
9294 * gengtype-lex.l: Allow declarations to be indented.
9296 2007-07-12 Geoffrey Keating <geoffk@apple.com>
9298 * ginclude/tgmath.h: New.
9299 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
9300 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
9301 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
9302 * configure: Regenerate.
9304 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
9306 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
9307 correct index when setting register save state for xd
9310 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
9312 * config/sh/sh.c (mark_use): Remove.
9314 2007-07-12 Paul Brook <paul@codesourcery.com>
9316 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
9317 reg does not overlap return value.
9319 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
9321 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
9322 (set_expression_vuses): Ditto.
9323 (init_pre): Initialize expression_vuses.
9325 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
9327 * config/i386/sse.md (storentdf, storentsf): New.
9329 2007-07-12 Geoffrey Keating <geoffk@apple.com>
9331 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
9333 * tree.c (build_decl_stat): Move code from here...
9334 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
9335 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
9336 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
9337 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
9338 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
9341 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
9342 Devang Patel <dpatel@apple.com>
9344 PR tree-optimization/25413
9345 * targhooks.c (default_builtin_vector_alignment_reachable): New.
9346 * targhooks.h (default_builtin_vector_alignment_reachable): New.
9347 * tree.h (contains_packed_reference): New.
9348 * expr.c (contains_packed_reference): New.
9349 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
9350 (vect_enhance_data_refs_alignment): Call
9351 vector_alignment_reachable_p.
9352 * target.h (vector_alignment_reachable): New builtin.
9353 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
9354 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
9355 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
9357 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
9359 * target.h (builtin_vectorization_cost): Add new target builtin.
9360 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
9361 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
9362 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
9363 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
9364 uninitialized variables.
9365 * tree-vect-transform.c (cost_for_stmt): New function.
9366 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
9367 using cost 1 for all scalar stmts. Be less conservative when
9368 estimating the number of prologue/epulogue iterations. Call
9369 targetm.vectorize.builtin_vectorization_cost. Return
9370 min_profitable_iters-1.
9371 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
9372 initialization cost instead of TARG_VEC_STMT_COST. Use
9373 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
9374 epilogue code. Fix epilogue cost computation.
9375 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
9376 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
9377 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
9378 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
9379 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
9380 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
9382 2007-07-12 Richard Guenther <rguenther@suse.de>
9384 * gimplify.c (gimplify_conversion): Make sure that the result
9385 from maybe_fold_offset_to_reference is trivially convertible
9386 to the desired type before doing the simplification.
9387 (gimplify_expr): Likewise.
9388 * fold-const.c (fold_binary): Use the correct types for
9389 building the simplified expression.
9391 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
9393 PR rtl-optimization/32729
9394 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
9395 that fallthru to exit.
9397 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
9399 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
9400 (symDTPOFF2reg): Likewise.
9402 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
9404 PR tree-optimization/32663
9406 * tree.h (VALUE_HANDLE_VUSES): Remove.
9407 (struct tree_value_handle): Remove vuses.
9409 * tree-vn.c (create_value_handle_for_expr): Don't set
9412 * tree-ssa-pre.c (expression_vuses): New.
9413 (alloc_expression_id): Set up expression_vuses.
9414 (get_expression_vuses): New.
9415 (set_expression_vuses): Ditto.
9416 (clear_expression_ids): Modify for expression_vuses.
9417 (phi_translate_1): Ditto.
9418 (phi_translate_set): Ditto.
9419 (value_dies_in_block_x): Ditto
9420 (valid_in_sets): Ditto.
9421 (add_to_sets): Ditto.
9422 (find_existing_value_expr): Ditto.
9423 (create_value_handle_for_expr): Ditto.
9424 (make_values_for_stmt): Ditto.
9425 (vuse_equiv): Remove.
9427 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
9429 * Makefile.in (mostlyclean): Remove object files.
9431 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
9433 * toplev.c (no_new_pseudos): Deleted.
9434 * rtl.h (no_new_pseudos): Deleted.
9435 * tree-pass.h (pass_no_new_pseudos): Deleted.
9436 * passes.c (pass_no_new_pseudos): Deleted.
9437 * final.c (rest_of_clean_state): Removed no_new_pseudos.
9438 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
9439 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
9441 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
9442 * rtlhooks.c (gen_lowpart_general): Ditto.
9443 * optabs.c (prepare_operand): Ditto.
9444 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
9446 * modulo-sched.c (rest_of_handle_sms): Ditto.
9447 * see.c (rest_of_handle_see): Ditto.
9448 * ifcvt.c (if_convert): Ditto.
9449 (gate_handle_if_after_combine): Replaced no_new_pseudos with
9451 * init-regs.c (gate_initialize_regs): Deleted set of
9453 * lower-subreg.c (decompose_multiword_subregs): Ditto.
9454 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
9455 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
9457 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
9460 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
9461 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
9462 (*vec_extractv2di_1_rex64): New insn pattern.
9464 2007-07-11 David Daney <ddaney@avtrex.com>
9466 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
9467 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
9468 for SIGNAL_UNWIND_RETURN_COLUMN.
9469 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
9470 (DWARF_FRAME_REGNUM): Rewrite.
9471 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
9473 2007-07-11 Nick Clifton <nickc@redhat.com>
9475 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
9476 delta and use gen_int_mode in place of GET_INT instead.
9478 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
9480 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
9483 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
9485 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
9486 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
9488 * params.h (VERIFY_CANONICAL_TYPES): Remove.
9489 (USE_CANONICAL_TYPES): New.
9490 * doc/invoke.texi (verify-canonical-types): Remove.
9491 (use-canonical-types): Add.
9493 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
9495 * config/spu/spu.c (spu_optimization_options): Remove setting of
9496 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
9497 (spu_override_options): Move it here.
9499 2007-07-11 Richard Sandiford <richard@codesourcery.com>
9501 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
9502 * config/mips/mips.c (mips_cpu_info_table): Mention
9503 MIPS_ISA_LEVEL_SPEC in the comment.
9505 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
9507 PR tree-optimization/32713
9508 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
9510 2007-07-11 Paolo Carlini <pcarlini@suse.de>
9513 * c-opts.c (c_common_post_options): Do not change flag_complex_method
9514 conditional to flag_isoc99.
9515 (c_common_init_options): Do it here, unconditionally.
9517 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
9519 PR tree-optimization/32589
9520 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
9521 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
9522 * tree-ssa-propagate.c (valid_gimple_expression_p): New
9523 predicate, extracted from...
9524 (set_rhs): ...here. Call it for the expression on entry.
9525 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
9526 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
9527 (simplify_binary_expression): Use valid_gimple_expression_p
9528 to validate the simplification.
9529 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
9531 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
9533 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
9534 DWARF2_DEBUG on 32 bit target too.
9535 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
9537 2007-07-11 Nick Clifton <nickc@redhat.com>
9539 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
9540 version for 64-bit hosts.
9542 2007-07-10 David Daney <ddaney@avtrex.com>
9544 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
9546 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
9548 * config/mips/mips.c (mips_expand_synci_loop): New function.
9549 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
9550 (UNSPEC_RDHWR): Same.
9551 (UNSPEC_SYNCI): Same.
9552 (UNSPEC_SYNC): Same.
9553 (clear_cache): New expand.
9557 (clear_hazard): Same.
9558 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
9560 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
9561 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
9563 2007-07-10 Ian Lance Taylor <iant@google.com>
9565 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
9568 2007-07-10 David Daney <ddaney@avtrex.com>
9570 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
9571 * builtins.c (expand_builtin___clear_cache): New function.
9572 (expand_builtin): Call expand_builtin___clear_cache for
9573 BUILT_IN_CLEAR_CACHE case.
9574 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
9575 * doc/md.texi (clear_cache): Document new instruction pattern.
9576 * testsuite/gcc.dg/builtins-64.c: New test.
9578 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
9580 * config/cris/cris.md ("movsi"): Fix typo in last change.
9582 2007-07-09 Geoffrey Keating <geoffk@apple.com>
9585 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
9587 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
9588 * varasm.c (assemble_start_function): Honor DECL_ALIGN
9589 for FUNCTION_DECLs. Don't use align_functions_log if
9591 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
9592 even for FUNCTION_DECLs.
9593 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
9595 * tree.h (DECL_ALIGN): Update for new location of 'align'.
9596 (DECL_FUNCTION_CODE): Update for new location and name of
9598 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
9599 (struct tree_decl_common): Move 'align' and 'off_align' out
9600 of union, ensure they're still on a 32-bit boundary. Remove
9601 other fields in union 'u1'.
9602 (struct tree_function_decl): Add field 'function_code' replacing
9603 'u1.f' in tree_decl_common.
9604 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
9605 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
9606 (Variable Attributes): Cross-reference 'aligned' attribute
9607 to Function Attributes.
9608 * flags.h (force_align_functions_log): Delete.
9609 * toplev.c (force_align_functions_log): Delete.
9611 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
9614 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
9615 (*vec_concatv2di_rex): New insn pattern.
9617 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9620 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
9622 2007-07-10 Ian Lance Taylor <iant@google.com>
9624 Replace no_new_pseudos in backends.
9625 * rtl.h (can_create_pseudo_p): Define.
9626 * config/darwin.c (machopic_indirect_data_reference): Use
9627 can_create_pseudo_p () instead of no_new_pseudos.
9628 (machopic_indirect_data_reference): Likewise.
9629 (machopic_legitimize_pic_address): Likewise.
9630 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
9631 (alpha_emit_set_const_1): Likewise.
9632 (alpha_emit_set_const): Likewise.
9633 (alpha_emit_conditional_move): Likewise.
9634 (alpha_split_conditional_move): Likewise.
9635 * config/alpha/alpha.md (various splitters): Likewise.
9637 * config/arm/arm.c (legitimize_pic_address): Likewise.
9638 (arm_load_pic_register): Likewise.
9639 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
9640 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
9641 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
9642 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
9643 * config/cris/cris.md (movsi): Likewise.
9644 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
9645 (symGOTOFF2reg_hilo): Likewise.
9646 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
9647 * config/h8300/h8300.md (insv, extzv): Likewise.
9648 * config/i386/i386.c (ix86_expand_move): Likewise.
9649 (ix86_expand_vector_move): Likewise.
9650 (ix86_prepare_fp_compare_args): Likewise.
9651 (ix86_expand_carry_flag_compare): Likewise.
9652 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
9653 (tls_dynamic_gnu2_combine_32): Likewise.
9654 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
9655 * config/ia64/ia64.c (ia64_expand_move): Likewise.
9656 (ia64_expand_movxf_movrf): Likewise.
9657 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
9658 (m32c_split_move): Likewise.
9659 (m32c_expand_insv): Likewise.
9660 * config/m68k/m68k.md (movsi): Likewise.
9661 * config/mips/mips.c (mips_force_temporary): Likewise.
9662 (mips_split_symbol): Likewise.
9663 (mips_move_integer): Likewise.
9664 (mips_legitimize_const_move): Likewise.
9665 * config/mn10300/mn10300.md (movsi): Likewise.
9666 * config/pa/pa.c (emit_move_sequence): Likewise.
9667 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
9668 (rs6000_got_register): Likewise.
9669 (create_TOC_reference): Likewise.
9670 (rs6000_machopic_legitimize_pic_address): Likewise.
9671 * config/rs6000/rs6000.md (add<mode>3): Likewise.
9672 (various splitters): Likewise.
9673 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
9674 (movsi_got): Likewise.
9675 * config/s390/s390.c (emit_symbolic_move): Likewise.
9676 * config/s390/s390.md (movhi, movqi): Likewise.
9677 (load_multiple, store_multiple): Likewise.
9678 * config/score/score.c (score_force_temporary): Likewise.
9679 * config/sh/sh.c (prepare_move_operands): Likewise.
9680 (prepare_cbranch_operands): Likewise.
9681 (emit_fpu_switch): Likewise.
9682 (fpscr_set_from_mem): Likewise.
9683 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
9684 (adddi3, subsi3): Likewise.
9685 (various splitters): Likewise.
9686 (divsi_inv_fp_combine): Likewise.
9687 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
9688 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
9690 * config/sh/predicates.md (xor_operand): Likewise.
9691 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
9692 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
9693 (movdi_pic_label_ref): Likewise.
9694 * config/spu/spu.c (spu_split_immediate): Likewise.
9695 * config/alpha/alpha.md (various splitters): Remove test
9696 !no_new_pseudos || reload_completed.
9697 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
9699 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
9700 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
9701 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
9702 * config/score/score.c (th_output_mi_thunk): Likewise.
9703 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
9704 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
9706 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
9708 PR rtl-optimization/32664
9709 * mode-switching.c (create_pre_exit): Skip barrier insns.
9711 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
9713 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
9714 force_gimple_operand_bsi.
9715 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
9716 rewrite_use_compare): Ditto.
9717 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
9719 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
9720 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
9721 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
9722 * tree-profile.c (prepare_instrumented_value,
9723 tree_gen_interval_profiler, tree_gen_pow2_profiler,
9724 tree_gen_one_value_profiler, tree_gen_ic_profiler,
9725 tree_gen_ic_func_profiler, tree_gen_average_profiler,
9726 tree_gen_ior_profiler): Ditto.
9727 * tree-ssa-reassoc.c (negate_value): Ditto.
9728 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
9729 Use force_gimple_operand_bsi.
9730 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
9731 * tree-if-conv.c (add_to_dst_predicate_list,
9732 find_phi_replacement_condition): Ditto.
9733 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
9734 Call mark_symbols_for_renaming for new statements.
9735 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
9737 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
9739 * cfghooks.c (remove_edge): New function.
9740 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
9742 * cfghooks.h (remove_edge): Declare.
9743 * cfg.c (remove_edge): Renamed to remove_edge_raw.
9744 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
9746 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
9748 * optabs.h: Added declaration for signbit_optab.
9749 * optabs.c: (init_optabs): Added initialization for signbit_optab.
9750 * genoptinit.c (optabs): Added entry for signbit insns.
9751 * builtins.c (expand_builtin_signbit): Added code to use a signbit
9753 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
9754 * config/s390/s390.md (signbit<mode>2): New expander.
9756 2007-07-09 Richard Guenther <rguenther@suse.de>
9759 * fold-const.c (fold_plusminus_mult_expr): Move constant
9760 arguments second to allow decomposing.
9762 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
9765 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
9767 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
9768 Disregard DECL_FROM_INLINE.
9770 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
9773 * doc/invoke.texi: Add ftree-reassoc flag.
9774 * common.opt (ftree-reassoc): New flag.
9775 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
9776 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
9778 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
9780 PR tree-optimization/32681
9781 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
9782 saved in second_edge->aux when first_bb is a loop header.
9784 2007-07-09 Jan HUbicka <jh@suse.cz>
9786 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
9788 2007-07-09 Richard Guenther <rguenther@suse.de>
9790 * c-decl.c (start_function): Do not promote return type.
9792 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
9794 * function.c (do_warn_unused_parameter): Do not warn if
9795 TREE_NO_WARNING is set.
9797 2007-07-08 Andreas Schwab <schwab@suse.de>
9799 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
9801 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
9804 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
9806 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
9807 apply to assembly language, too.
9808 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
9810 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
9812 Revert (note the sccvn portions are *not* reverted)
9813 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
9815 Fix PR tree-optimization/23488
9817 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
9819 * tree-flow-inline.h (get_value_handle): Ditto.
9820 * tree-ssa-pre.c (decl_vh_map): New.
9821 (decl_node_pool): New.
9822 (can_value_number_operation): Support DECL_P.
9823 (can_PRE_operation): Ditto.
9824 (create_expression_by_pieces): Ditto.
9825 (find_existing_value_expr): Modify to differnetiate between
9826 addressing and top level.
9827 (create_value_handle_for_expr): Handle DECL's.
9828 (poolify_tree): Ditto.
9829 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
9830 (make_values_for_stmt): Handle DECL's properly.
9831 (init_pre): Reorg to not init useless things during FRE.
9833 * tree-flow.h: Include pointer-set.h.
9834 (decl_vh_map): Declare.
9835 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
9837 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
9839 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
9840 the constraint description.
9841 * doc/md.texi: Update documentation of AVR constraints.
9843 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
9845 * auto-inc-dec.c, config/arm/arm.c,
9846 config/m32r/constraints.md, config/mips/mips.md,
9847 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
9848 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
9849 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
9850 typos. Follow spelling conventions.
9851 * doc/invoke.texi, doc/rtl.texi: Fix typos.
9853 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
9854 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
9856 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
9857 realloc_vuse): Remove.
9858 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
9861 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
9863 Fix PR tree-optimization/23488
9865 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
9866 (try_to_simplify): Ditto.
9868 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
9870 * tree-flow-inline.h (get_value_handle): Ditto.
9871 * tree-ssa-pre.c (decl_vh_map): New.
9872 (decl_node_pool): New.
9873 (can_value_number_operation): Support DECL_P.
9874 (can_PRE_operation): Ditto.
9875 (create_expression_by_pieces): Ditto.
9876 (find_existing_value_expr): Modify to differnetiate between
9877 addressing and top level.
9878 (create_value_handle_for_expr): Handle DECL's.
9879 (poolify_tree): Ditto.
9880 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
9881 (make_values_for_stmt): Handle DECL's properly.
9882 (init_pre): Reorg to not init useless things during FRE.
9884 * tree-flow.h: Include pointer-set.h.
9885 (decl_vh_map): Declare.
9886 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
9888 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
9890 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
9891 apply to assembly language, too.
9892 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
9894 2007-07-06 Ian Lance Taylor <iant@google.com>
9895 Zack Weinberg <zackw@panix.com>
9898 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
9900 2007-07-06 Richard Sandiford <richard@codesourcery.com>
9902 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
9903 (prefetch): Likewise if "pref" would be used.
9905 2007-07-06 Josh Conner <jconner@apple.com>
9909 * calls.c (store_one_arg): Handle arguments which are partially
9910 on the stack when detecting argument overlap.
9912 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
9914 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
9915 chosen during find_reloads.
9917 2007-07-06 Richard Guenther <rguenther@suse.de>
9919 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
9920 TYPE_ARG_TYPES for verification of argument types. Use
9921 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
9922 parameters as variable arguments.
9924 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
9926 * libgcc2.h (word_type): Type definition removed.
9927 (cmp_return_type, shift_count_type): Type definitions added.
9928 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
9929 replaced with shift_count_type.
9930 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
9932 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
9933 changed from word_type to Wtype.
9934 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
9935 replaced with shift_count_type.
9936 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
9938 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
9939 and libgcc_shift_count attribute added.
9940 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
9941 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
9942 (TARGET_INITIALIZER): New target hooks added.
9943 * targhooks.c (default_libgcc_cmp_return_mode,
9944 default_libgcc_shift_count_mode): Default implementations for the new
9946 * targhooks.h (default_libgcc_cmp_return_mode,
9947 default_libgcc_shift_count_mode): Function prototypes added.
9948 * target.h (struct gcc_target): Fields for the new target hooks added.
9949 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
9951 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
9954 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
9955 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
9957 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
9958 s390_libgcc_shift_count_mode): Functions added.
9959 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
9960 Target hooks defined.
9962 2007-07-06 Richard Sandiford <richard@codesourcery.com>
9964 * config/mips/mips.c (compute_frame_size): Restore the original
9965 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
9966 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
9967 Document why the difference is needed.
9969 2007-07-06 Richard Guenther <rguenther@suse.de>
9971 * c-common.c (boolean_increment): Use correctly typed
9974 2007-07-06 Richard Sandiford <richard@codesourcery.com>
9976 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
9977 the topmost argument register is not also included in the save mask.
9978 (mips16e_collect_argument_save_p): Take a pointer to the argument
9979 register, rather than a pointer to the number of arguments.
9980 (mips16e_collect_argument_saves): Only include argument saves
9981 that aren't in the register mask.
9983 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
9985 PR rtl-optimization/32450
9986 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
9987 to ensure that instructions are not moved into the prologue when
9988 profiling is on. Remove unused prologue_end variable.
9989 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
9990 as a scheduling barrier.
9992 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
9995 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
9996 Disregard DECL_FROM_INLINE.
9998 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
10000 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
10001 IORing with a constant.
10003 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
10005 PR rtl-optimization/32475
10006 * df-scan.c (df_def_record_1): Add a use of the stack pointer
10007 for every definition of the stack pointer.
10009 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
10011 * arm.c (vfp3_const_double_index): Copy signed results of
10012 REAL_VALUE_TO_INT into unsigned vars.
10014 2007-07-05 Richard Guenther <rguenther@suse.de>
10016 PR middle-end/32639
10017 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
10019 * tree-ssa.c (useless_type_conversion_p): Check canonical
10022 2007-07-05 Anatoly Sokolov <aesok@post.ru>
10024 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
10025 zero_extendhisi2): Change to define_insn_and_split.
10026 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
10028 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
10030 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
10031 pass_match_asm_constraints): New.
10032 * passes.c (init_optimization_passes): Add new pass.
10033 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
10034 * function.h (struct function): Add has_asm_statement bit.
10035 (current_function_has_asm_statement): New.
10036 * tree-pass.h (pass_match_asm_constraints): New.
10038 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
10040 * config/mips/mips.c (mips_file_start): Avoid declaration
10043 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
10045 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
10047 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
10049 * rtl.def (NOTE): Change print format string to print
10050 operand 5 as a note insn name.
10052 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
10053 David Ung <davidu@mips.com>
10055 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
10056 * doc/invoke.texi: (MIPS Options): Document them.
10058 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
10059 David Ung <davidu@mips.com>
10061 Add support for SmartMIPS ASE.
10063 * optabs.c (expand_binop_directly): New, broken out from...
10064 (expand_binop): Here. Make it try rotating in the other
10065 direction even when the second operand isn't constant.
10066 * config/mips/mips.md (*lwxs): New.
10067 * config/mips/mips.opt (msmartmips): New.
10068 * config/mips/mips.c (mips_lwxs_address_p): New.
10069 (mips_rtx_costs): Make it recognize scaled indexed addressing.
10070 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
10071 __mips_smartmips when compiling for TARGET_SMARTMIPS.
10072 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
10073 (ISA_HAS_LWXS): New.
10074 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
10075 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
10076 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
10077 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
10078 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
10079 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
10080 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
10082 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
10084 * tree-vectorizer.c (new_loop_vec_info): Initialize
10085 LOOP_VINFO_COST_MODEL_MIN_ITERS.
10086 * tree-vectorizer.h (_loop_vec_info): Added new filed
10087 min_profitable_iters.
10088 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
10089 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
10090 * tree-vect-analyze.c (vect_analyze_operations): Set
10091 LOOP_VINFO_COST_MODEL_MIN_ITERS.
10092 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
10093 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
10094 Fix calculation of peel_iters_prologue. Move consideration of epilogue
10095 and prologue cost to after they are computed.
10096 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
10097 TARG_VEC_STMT_COST.
10098 (vect_model_simple_cost): Takes additional argument dt. Consider cost
10099 of creating vectors from scalars according to dt.
10100 (vect_model_store_cost): Likewise.
10101 (vectorizable_call): Use dt array instead of scalar dt. Call
10102 vect_model_simple_cost with additional argument dt.
10103 (vectorizable_assignment): Likewise.
10104 (vectorizable_operation): Likewise.
10105 (vectorizable_type_demotion): Likewise.
10106 (vectorizable_type_promotion): Likewise.
10107 (vectorizable_store): Use dt array instead of scalar dt. Call
10108 vect_model_store_cost with additional argument dt.
10109 (vect_do_peeling_for_loop_bound): Don't call
10110 vect_estimate_min_profitable_iters. Instead, lookup
10111 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
10112 "may not be profitable".
10114 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
10117 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
10118 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
10119 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
10120 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
10122 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
10124 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
10125 addressing modes cheaper.
10127 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
10129 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
10130 (dw_ranges_struct): Rename block_num to num. Adjust.
10131 (dw_ranges_by_label_struct): New.
10132 (ranges_by_label, ranges_by_label_allocated,
10133 ranges_by_label_in_use): New variables.
10134 (add_ranges_num): Factored most of the code out of...
10135 (add_ranges): ... this one. Rewrite in terms of the former.
10136 (add_ranges_by_labels): New.
10137 (output_ranges): Output by-label ranges.
10138 (dwarf2out_finish): Output range for multiple-section
10139 compile_unit. Output standard DW_AT_low_pc in addition to
10140 unexpected DW_AT_entry_pc.
10142 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
10144 PR tree-optimization/32604
10145 PR tree-optimization/32606
10147 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
10148 (compute_antic_safe): Removed.
10149 (ANTIC_SAFE_LOADS): Ditto.
10150 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
10151 (execute_pre): Don't call compute_antic_safe.
10152 (vuse_equiv): New function.
10153 (make_values_for_stmt): Use it
10154 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
10157 2007-07-04 Anatoly Sokolov <aesok@post.ru>
10160 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
10161 rather than a decl.
10162 (avr_attribute_table): Make "naked" attribute apply to function types
10163 rather than to decls.
10164 (avr_handle_fntype_attribute): New function.
10166 2007-07-04 Joseph Myers <joseph@codesourcery.com>
10168 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
10171 2007-07-04 David Ung <davidu@mips.com>
10172 Joseph Myers <joseph@codesourcery.com>
10174 * config/mips/mips.md (type): Add logical, signext and move.
10175 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
10176 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
10177 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
10178 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
10179 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
10180 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
10181 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
10182 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
10183 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
10184 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
10185 movv2sf_hardfloat_64bit): Use the new types.
10186 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
10187 *movdf_softfloat, *movdf_mips16): Use "multi".
10188 (extendqihi2): Replace with a define_expand.
10189 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
10190 Based on extend<SHORT:mode><GPR:mode>2 patterns.
10191 * config/mips/74k.md (r74k_int_logical): New reservation and
10193 (r74k_int_arith): Remove "slt".
10194 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
10195 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
10196 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
10197 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
10198 reservations for "arith".
10200 2007-07-04 Richard Guenther <rguenther@suse.de>
10202 * tree-ssa.c (useless_type_conversion_p): Add handling for
10203 scalar float and vector types. Only call the types_compatible_p
10204 langhook for aggregate types as last resort. Follow the
10207 2007-07-04 Richard Guenther <rguenther@suse.de>
10209 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
10210 the same as NOP_EXPR.
10212 2007-07-04 Nick Clifton <nickc@redhat.com>
10214 * target.h (struct gcc_target): Add target_help field.
10215 * target-def.h (TARGET_HELP): New.
10216 (TARGET_INITIALIZER): Use TARGET_HELP.
10217 * opts.c (command_handle_option): Invoke target_help function, if
10218 defined, when the user has specified --target-help on the command
10220 * doc/invoke.texi: Mention that --target-help might print
10221 additional information.
10222 * doc/tm.texi: Document TARGET_HELP hook.
10224 * arm.c (TARGET_HELP): Override default definition.
10225 (arm_target_help): New - display a wrapped list of cores and
10226 architectures supported.
10228 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
10230 * config/v850/v850.c (expand_prologue): Make sure
10231 GEN_INT() argument is sign extended rather than zero extended.
10232 (expand_epilogue): Likewise.
10233 (output_move_double): Delete.
10234 * config/v850/v850-protos.h (output_move_double): Delete.
10235 * config/v850/v850.md (movdi): Delete.
10236 (*movdi_internal): Delete.
10238 (*movdf_internal): Delete.
10240 2007-07-04 Richard Sandiford <richard@codesourcery.com>
10242 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
10243 unless compiling RTP PIC.
10245 2007-07-04 Richard Guenther <rguenther@suse.de>
10247 PR tree-optimization/32482
10248 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
10249 original ssa name if we didn't find a shift expression.
10250 Fix shift constant for bit zero test.
10252 2007-07-04 Richard Sandiford <richard@codesourcery.com>
10254 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
10256 2007-07-04 Richard Sandiford <richard@codesourcery.com>
10258 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
10259 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
10260 * config/arm/vxworks.h (ASM_SPEC): Delete.
10261 (SUBTARGET_EXTRA_ASM_SPEC): Define.
10263 2007-07-04 Sebastian Pop <sebpop@gmail.com>
10265 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
10266 (DDR_REVERSED_P): New.
10267 * tree-data-ref.c (initialize_data_dependence_relation,
10268 build_classic_dist_vector): Set DDR_REVERSED_P.
10270 2007-07-04 Sebastian Pop <sebpop@gmail.com>
10272 PR middle-end/32457
10273 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
10274 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
10275 init_omega_for_ddr_1): Use non conservative number of iterations
10277 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
10278 (analyze_siv_subscript): Remove FIXME and reinitialization of
10279 last_conflicts to chrec_dont_know.
10280 * testsuite/gfortran.dg/vect/pr32457.f90: New.
10282 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
10284 * tree.c (maybe_canonicalize_argtypes): Improve description.
10286 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
10288 * tree.c (maybe_canonicalize_argtypes): New.
10289 (build_function_type): Set canonical type.
10290 (build_method_type_directly): Ditto.
10291 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
10294 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
10296 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
10298 (rewrite_use_nonlinear_expr): Likewise.
10300 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
10302 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
10304 2007-07-04 Ben Elliston <bje@au.ibm.com>
10306 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
10309 * c-objc-common.c (c_types_compatible_p): Fix indentation.
10311 * doc/tm.texi (Run-time Target): Capitalise "CPU".
10312 (Exception Handling): Likewise.
10314 2007-07-03 Jan Hubicka <jh@suse.cz>
10316 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
10318 2007-07-03 Eric Christopher <echristo@apple.com>
10320 * doc/cppopts.texi: Add conflicting option note to -dM.
10321 * doc/invoke.texi: Add note about possible conflicts with
10322 -E for -dCHARS and note that -dM will not produce
10323 any results if there is no machine dependent reorg.
10325 2007-07-03 Geoffrey Keating <geoffk@apple.com>
10327 * tree.h (DECL_ALIGN): Back out previous change.
10329 2007-07-03 Joseph Myers <joseph@codesourcery.com>
10331 * configure.ac: Test for .dtprelword support on MIPS.
10332 * configure, config.in: Regenerate.
10333 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
10334 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
10336 2007-07-03 Julian Brown <julian@codesourcery.com>
10338 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
10339 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
10340 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
10341 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
10343 (all_fpus): Add FPUTYPE_VFP3.
10344 (fp_model_for_fpu): Add VFPv3 field.
10345 (arm_rtx_costs_1): Give cost to VFPv3 constants.
10346 (vfp3_const_double_index): New function. Return integer index of
10347 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
10349 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
10350 and argument represents a valid RTX for a VFPv3 constant.
10351 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
10353 (vfp_emit_fstmd): Similar, for fstmd.
10354 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
10355 constants, represented as integer indices.
10356 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
10357 VFP_REGNO_OK_FOR_DOUBLE macros.
10358 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
10359 (arm_file_start): Set float-abi attribute for VFPv3, and output
10360 correct ".fpu" assembler directive.
10361 (arm_dbx_register_numbering): Add FIXME.
10362 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
10363 (fputype): Add FPUTYPE_VFP3.
10364 (FIXED_REGISTERS): Add 32 registers for D16-D31.
10365 (CALL_USED_REGISTERS): Likewise.
10366 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
10367 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
10368 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
10369 (D7_VFP_REGNUM): New.
10370 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
10371 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
10372 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
10373 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
10374 (REG_ALLOC_ORDER): Adjust for VFPv3.
10375 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
10376 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
10377 VFP_LO_REGS, VFP_HI_REGS.
10378 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
10379 (IS_VFP_CLASS): Define macro.
10380 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
10382 (REGISTER_MOVE_COST): Likewise.
10383 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
10384 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
10385 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
10386 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
10387 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
10388 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
10389 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
10390 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
10391 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
10392 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
10393 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
10394 where appropriate for single-word registers.
10395 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
10396 As above. Fix type attributes.
10397 * config/arm/constraints.md (register_contraint "t"): Define.
10398 (register_constraint "w"): Change to D0-D15, or D0-D31 for
10400 (register_constraint "x"): Define.
10401 (constraint "Dv"): Define.
10403 2007-07-03 Geoffrey Keating <geoffk@apple.com>
10405 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
10407 2007-07-03 Tom Tromey <tromey@redhat.com>
10409 * c-parser.c (objc_pq_context): Removed.
10410 (objc_need_raw_identifier): Likewise.
10411 (c_parser) <objc_pq_context>: New field.
10412 <objc_need_raw_identifier>: Likewise.
10413 (OBJC_NEED_RAW_IDENTIFIER): Removed.
10414 (c_lex_one_token): Update.
10415 (c_parser_objc_protocol_definition): Update.
10416 (c_parser_objc_method_definition): Update.
10417 (c_parser_objc_methodproto): Update.
10418 (c_parser_declspecs): Update.
10420 2007-07-03 David Ung <davidu@mips.com>
10422 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
10424 2007-07-03 David Ung <davidu@mips.com>
10425 Richard Sandiford <richard@codesourcery.com>
10427 * doc/invoke.texi: Document -march=74kf3_2.
10428 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
10429 (TUNE_74K): Check for it.
10430 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
10431 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
10432 * config/mips/mips.md (cpu): Add 74kf3_2.
10433 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
10434 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
10435 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
10436 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
10437 74kf3_2 to the CPU list.
10438 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
10439 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
10440 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
10441 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
10442 (r74kf3_2_fxfer_from_c1): New insn reservations.
10444 2007-07-03 Richard Sandiford <richard@codesourcery.com>
10445 David Ung <davidu@mips.com>
10447 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
10448 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
10449 and 74k[fx]. Document aliases for the new options.
10450 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
10451 (PROCESSOR_24KF2_1): ...this.
10452 (PROCESSOR_24KX): Rename to...
10453 (PROCESSOR_24KF1_1): ...this.
10454 (PROCESSOR_74KF): Rename to...
10455 (PROCESSOR_74KF2_1): ...this.
10456 (PROCESSOR_74KX): Rename to...
10457 (PROCESSOR_74KF1_1): ...this.
10458 (TUNE_74K): Update PROCESSOR_* names.
10459 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
10460 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
10461 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
10462 (mips_rtx_cost_data): Update processor names in comments.
10463 (mips_issue_rate): Update PROCESSOR_* names.
10464 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
10465 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
10466 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
10467 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
10468 Update cpu attribute names.
10469 (r24k_fpu_iss): Rename this reservation to...
10470 (r24kf2_1_fpu_iss): ...this and update all uses.
10471 (r24kx_fpu_iss): Rename this reservation to...
10472 (r24kf1_1_fpu_iss): ...this and update all uses.
10473 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
10474 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
10475 Update cpu attribute names.
10477 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
10479 * config/m32r/constraints.md: New file.
10480 * config/m32r/m32r.c: Include tm-constrs.h.
10481 (small_data_operand): Use satisfies_constraint_* instead of macro.
10482 (addr24_operand, gen_compare): Likewise.
10483 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
10484 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
10485 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
10486 EXTRA_CONSTRAINT): Likewise.
10487 * config/m32r/m32r.md: Include constraints.md.
10488 (*movsi_insn): Use satisfies_constraint_* instead of macro.
10489 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
10490 * config/m32r/predicates.md (conditional_move_operand): Likewise.
10491 (two_insn_const_operand, int8_operand, uint16_operand,
10492 reg_or_int16_operand, reg_or_uint16_operand,
10493 reg_or_cmp_int16_operand, cmp_int16_operand,
10494 seth_add3_operand): Likewise.
10496 2007-07-03 Eric Christopher <echristo@gmail.com>
10498 * libgcc2.h: Conditionally declare __bswapsi2 and
10501 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
10503 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
10506 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10509 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
10510 (__gthrw_pragma): Provide default definition.
10511 (__gthrw2): Use it.
10512 * gthr-posix.c (__gthrw_pragma): Define.
10514 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
10516 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
10517 before declaring inequality.
10519 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
10521 * combine.c (recog_for_combine): Log the success or failure of
10522 matching new insn patterns against the machine description in
10525 2007-07-03 Revital Eres <eres@il.ibm.com>
10527 * ddg.c (print_sccs): New function.
10528 (check_sccs): New function.
10529 (create_ddg_all_sccs): Use it.
10530 * ddg.h (print_sccs): Declare.
10531 * modulo-sched.c (sms_order_nodes): Call print_sccs.
10533 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
10535 * targhooks.h (default_mode_for_suffix): New function declaration.
10536 * targhooks.c (default_mode_for_suffix): New default target hook.
10537 * target.h (struct c): New structure in the targetm struct.
10538 (mode_for_suffix): New target hook as part of struct c.
10539 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
10540 default_mode_for_suffix.
10541 (TARGET_C): New define.
10542 * c-lex.c: Include "target.h".
10543 (interpret_float): Use targetm.c.mode_for_suffix to determine
10544 the mode for a given non-standard suffix.
10545 Makefile.in (c-lex.o): Depend on $(TARGET_H).
10547 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
10548 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
10550 * doc/extend.texi (Floating Types): New node. Document __float80 and
10551 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
10553 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
10556 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
10557 predicate instead of target_operand.
10558 (divsi3_i1_media, divsi3_media_2): Likewise.
10560 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
10562 * tree.h (alias_sets_might_conflict_p): Rename into
10563 alias_sets_must_conflict_p.
10564 * alias.c (alias_sets_might_conflict_p): Likewise.
10565 (alias_sets_conflict_p): Use it.
10566 (objects_must_conflict_p): Likewise.
10567 * c-common.c (strict_aliasing_warning): Adjust.
10569 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
10571 * rtlhooks.c (gen_lowpart_if_possible): Check for
10572 invalid subreg before calling gen_lowpart_SUBREG.
10574 2007-07-02 Geoffrey Keating <geoffk@apple.com>
10576 * config/darwin9.h: Add copyright notice.
10577 (LINK_COMMAND_SPEC): Add comment.
10578 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
10579 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
10580 DARWIN_LIBSYSTEM_HAS_UNWIND.
10582 2007-07-02 Jakub Jelinek <jakub@redhat.com>
10585 * omp-low.c (check_combined_parallel): New function.
10586 (lower_omp_parallel): Call it via walk_stmts, set
10587 OMP_PARALLEL_COMBINED if appropriate.
10588 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
10589 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
10590 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
10591 don't consider it as combined parallel.
10593 2007-07-02 Richard Sandiford <richard@codesourcery.com>
10595 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
10596 (gcc_tooldir): Likewise.
10597 * configure: Regenerate.
10598 * Makefile.in (libsubdir_to_prefix): New variable, based on the
10599 old configure.ac gcc_tooldir setting.
10600 (prefix_to_exec_prefix): New variable.
10601 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
10602 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
10604 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
10606 Fix PR tree-optimization/32583
10607 Fix PR tree-optimization/32584
10608 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
10609 (phi_translate_set): Use phi_translate directly now.
10610 (make_values_for_stmt): Don't value number RHS if we already know
10613 2007-07-02 Steve Ellcey <sje@cup.hp.com>
10614 Jim Wilson <wilson@specifix.com>
10617 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
10620 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
10621 Richard Sandiford <richard@codesourcery.com>
10622 Nigel Stephens <nigel@mips.com>
10624 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
10625 (mips16e_output_save_restore): Declare.
10626 (mips16e_save_restore_pattern_p): Likewise.
10627 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
10628 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
10629 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
10630 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
10631 (BITSET_P): New global macro, extracted from...
10632 (mips_for_each_saved_reg): ...here.
10633 (mips16e_save_restore_info): New struct.
10634 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
10635 (mips16e_save_restore_regs): New variable.
10636 (mips_split_plus, mips16e_find_first_register): New functions.
10637 (mips16e_mask_registers): New function.
10638 (compute_frame_size): Expand the commentary before the function.
10639 Enforce the MIPS16e save and restore register range restrictions.
10640 Pad the general register save area at the low end.
10641 (mips16e_save_restore_reg, mips16e_build_save_restore)
10642 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
10643 (mips16e_output_save_restore, mips16e_collect_propagate_value)
10644 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
10646 (mips_expand_prologue, mips_expand_epilogue): Handle
10647 GENERATE_MIPS16E_SAVE_RESTORE.
10648 * config/mips/mips.md (*mips16e_save_restore): New pattern.
10650 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
10652 PR tree-optimization/31966
10653 PR tree-optimization/32533
10654 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
10655 "basic_block" description as its third argument. Update function
10656 calls to get destination bb from "edge" argument. Save "cond" into
10657 aux field of the edge. Update prototype for changed arguments.
10658 (if_convertible_loop_p): Clear aux field of incoming edges if bb
10660 (find_phi_replacement_condition): Operate on incoming edges, not
10661 on predecessor blocks. If there is a condition saved in the
10662 incoming edge aux field, AND it with incoming bb predicate.
10663 Return source bb of the first edge.
10664 (clean_predicate_lists): Clean aux field of outgoing node edges.
10665 (tree_if_conversion): Do not initialize cond variable. Move
10666 variable declaration into the loop.
10667 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
10668 initializations of new_stmt, arg0 and arg1 variables.
10670 2007-07-02 Jakub Jelinek <jakub@redhat.com>
10672 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
10673 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
10675 2007-07-02 Richard Guenther <rguenther@suse.de>
10677 * tree-ssa.c (useless_type_conversion_p): Document
10678 future intent as defining the middle-end type system.
10679 Re-structure to call langhook last, group by type class,
10680 mark questionable parts.
10682 2007-07-02 Richard Guenther <rguenther@suse.de>
10684 * tree-flow.h (types_compatible_p): Declare.
10685 * tree-ssa.c (types_compatible_p): New function.
10686 * ipa-type-escape.c (discover_unique_type): Use
10687 types_compatible_p instead of lang_hooks.types_compatible_p.
10688 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
10689 * tree-vn.c (expressions_equal_p): Likewise.
10690 * tree.c (fields_compatible_p): Likewise.
10691 * tree-ssa-dom.c (avail_expr_eq): Likewise.
10692 (cprop_operand): Use useless_type_conversion_p instead of
10693 lang_hooks.types_compatible_p.
10694 * tree-inline.c (setup_one_parameter): Likewise.
10695 (declare_return_variable): Likewise.
10696 * tree-nrv.c (tree_nrv): Likewise.
10697 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
10698 (maybe_fold_offset_to_component_ref): Likewise.
10699 (maybe_fold_offset_to_reference): Likewise.
10700 * tree-ssa-copy.c (may_propagate_copy): Likewise.
10701 (merge_alias_info): Likewise.
10702 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
10703 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
10704 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
10705 * tree-tailcall.c (find_tail_calls): Likewise.
10706 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
10707 * gimplify.c (canonicalize_addr_expr): Likewise.
10708 (fold_indirect_ref_rhs): Likewise.
10709 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
10710 (cpt_same_type): Likewise.
10711 (check_pointer_types_r): Swap parameters to cpt_same_type
10713 * fold-const.c (fold_convert): Revert fix for PR15988.
10714 * tree-inline.c (setup_one_parameter): Instead fix it here by
10715 using fold_build1 instead of fold_convert and checking for
10716 error_mark_node. Convert only if the conversion is necessary.
10718 2007-07-02 Joseph Myers <joseph@codesourcery.com>
10720 * configure.ac: Check for .gnu_attribute on Power.
10721 * configure: Regenerate.
10722 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
10723 attribute for floating-point ABI.
10725 2007-07-02 Ira Rosen <irar@il.ibm.com>
10727 PR tree-optimization/32230
10728 PR tree-optimization/32477
10729 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
10730 address is a constant.
10732 2007-07-02 Richard Sandiford <richard@codesourcery.com>
10734 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
10735 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
10736 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
10737 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
10738 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
10739 64-bit targets. Add support for *-elfoabi*.
10740 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
10741 different settings if $(tm_defines) does not select the EABI.
10742 (MULTILIB_EXCLUSIONS): Define in those circumstances.
10743 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
10744 (MIPS_ARCH_OPTION_SPEC): Likewise.
10745 (MIPS_ISA_LEVEL_SPEC): Likewise.
10746 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
10747 * config/mips/elfoabi.h: New file.
10749 2007-07-02 Richard Guenther <rguenther@suse.de>
10751 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
10752 (useless_type_conversion_p): ... this.
10753 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
10754 (useless_type_conversion_p): ... this.
10755 * builtins.c (fold_builtin_memory_op): Rename
10756 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
10757 * tree-cfg.c (verify_expr): Likewise.
10758 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
10759 * tree-ssa-ccp.c (ccp_fold): Likewise.
10760 * tree-ssa-copy.c (may_propagate_copy): Likewise.
10761 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
10762 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
10763 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
10764 * tree-ssa-pre.c (eliminate): Likewise.
10765 * tree-ssa.c (delete_tree_ssa): Likewise.
10766 (tree_ssa_useless_type_conversion): Likewise.
10767 * tree.c (build2_stat): Likewise.
10769 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
10771 Fix PR tree-optimization/32571
10772 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
10775 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
10777 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
10778 and other expected operations explicitly, change default to
10781 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
10783 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
10785 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
10786 (tls_load_dot_plus_eight): Move the label number into the unspec.
10787 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
10789 2007-07-01 Andreas Schwab <schwab@suse.de>
10791 * dwarf2out.c (initial_return_save): Define only if used.
10793 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
10795 Unreverting Richard's Revert of:
10797 2007-06-27 Richard Sandiford <richard@codesourcery.com>
10799 * dce.c (deletable_insn_p_1): New function, split out from...
10800 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
10801 specially, not those inside PARALLELs. Remove BODY argument
10802 and adjust recursive call accordingly.
10803 (prescan_insns_for_dce): Update call to delete_insn_p.
10805 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
10806 Revital Eres <eres@il.ibm.com>
10808 * ddg.c (create_ddg_all_sccs): Fix missed
10809 initialization of scc_nodes.
10811 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
10813 PR middle-end/32559
10814 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
10815 X + ~X to 1 only for INTEGRAL_TYPE_P type.
10817 2007-06-30 Joseph Myers <joseph@codesourcery.com>
10819 * configure.ac: Check for .gnu_attribute on MIPS.
10820 * configure, config.in: Regenerate.
10821 * config/mips/mips.c (mips_file_start): If supported, output
10822 attribute for floating-point ABI.
10824 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
10827 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
10828 (ffs_cmove): New expander to expand using ctz pattern.
10829 (*ffs_cmove): Remove pattern.
10830 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
10831 (ffsdi2): Expand using ctz pattern.
10832 (*ffs_rex64): Remove pattern.
10834 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10836 PR rtl-optimization/32296
10837 * pa.md (return): Delete pattern.
10838 (return_internal): Remove "(const_int 1)" from pattern.
10839 (epilogue): Use return_internal pattern for trivial returns.
10840 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
10841 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
10843 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
10845 * tree-ssa-pre.c (is_exception_related): New function
10846 (can_value_number_operation): Use it.
10848 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
10850 Fix PR tree-optimization/32540
10851 Fix PR tree-optimization/31651
10853 * tree-ssa-sccvn.c: New file.
10855 * tree-ssa-sccvn.h: Ditto.
10857 * tree-vn.c: Include tree-ssa-sccvn.h
10858 (val_expr_paid_d): Removed.
10859 (value_table): Ditto.
10860 (vn_compute): Ditto.
10861 (val_expr_pair_hash): Ditto.
10862 (val_expr_pair_expr_eq): Ditto.
10863 (copy_vuses_from_stmt): Ditto.
10864 (vn_delete): Ditto.
10866 (shared_vuses_from_stmt): Ditto.
10867 (print_creation_to_file): Moved up.
10868 (sort_vuses): Ditto.
10869 (sort_vuses_heap): Ditto.
10870 (set_value_handle): Make non-static.
10871 (make_value_handle): Ditto.
10872 (vn_add): Rewritten to use sccvn lookups.
10873 (vn_add_with_vuses): Ditto.
10874 (vn_lookup): Ditto (and second argument removed).
10875 (vn_lookup_with_vuses): Ditto.
10876 (vn_lookup_or_add): Ditto (and second argument removed);
10877 (vn_lookup_or_add_with_vuses): Ditto.
10878 (vn_lookup_with_stmt): New.
10879 (vn_lookup_or_add_with_stmt): Ditto.
10880 (create_value_handle_for_expr): Ditto.
10882 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
10883 (seen_during_translate): New function.
10884 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
10885 (phi_trans_add): Ditto.
10886 (constant_expr_p): FIELD_DECL is always constant.
10887 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
10888 Use constant_expr_p.
10889 Avoid infinite recursion on mutually valued expressions.
10890 Change callers of vn_lookup_or_add.
10891 (phi_translate): New function.
10892 (compute_antic_safe): Allow phi nodes.
10893 (create_component_ref_by_pieces): Update for FIELD_DECL change.
10894 (find_or_generate_expression): Rewrite slightly.
10895 (create_expression_by_pieces): Updated for vn_lookup_or_add
10897 Update VN_INFO for new names.
10898 (insert_into_preds_of_block): Update for new names.
10899 (add_to_exp_gen): New function.
10900 (add_to_sets): Use vn_lookup_or_add_with_stmt.
10901 (find_existing_value_expr): Rewrite to changed vn_lookup.
10902 (create_value_expr_from): Ditto, and use add_to_exp_gen.
10903 (try_look_through_load): Removed.
10904 (try_combine_conversion): Ditto.
10905 (get_sccvn_value): New function.
10906 (make_values_for_phi): Ditto.
10907 (make_values_for_stmt): Ditto.
10908 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
10910 (init_pre): Update for SCCVN changes.
10912 (execute_pre): Ditto.
10914 * tree-flow.h (make_value_handle): Declare.
10915 (set_value_handle): Ditto.
10916 (sort_vuses_heap): Ditto.
10917 (vn_lookup_or_add_with_stmt): Ditto.
10918 (vn_lookup_with_stmt): Ditto.
10919 (vn_compute): Remove.
10921 (vn_delete): Ditto.
10922 (vn_lookup): Update arguments.
10924 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
10925 (tree-vn.o): Ditto.
10926 (tree-ssa-sccvn.o): New.
10927 (OBJS-common): Add tree-ssa-sccvn.o
10929 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10932 * c-typeck.c (build_external_ref): Don't mark as used if called
10934 * calls.c (rtx_for_function_call): Likewise.
10936 2007-06-30 Richard Sandiford <richard@codesourcery.com>
10940 2007-06-27 Richard Sandiford <richard@codesourcery.com>
10942 * dce.c (deletable_insn_p_1): New function, split out from...
10943 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
10944 specially, not those inside PARALLELs. Remove BODY argument
10945 and adjust recursive call accordingly.
10946 (prescan_insns_for_dce): Update call to delete_insn_p.
10948 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
10950 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
10951 (try_combine): Move potential calls to undo_all() so they happen
10952 before we commit to using the combined insns.
10954 2006-06-30 Jan Hubicka <jh@suse.cz>
10956 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
10959 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
10961 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
10962 (cgraph_remove_unreachable_nodes): Likewise.
10963 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
10964 * ipa-inline.c (update_caller_keys): Cast according to the coding
10966 (cgraph_decide_recursive_inlining): Likewise.
10967 (cgraph_decide_inlining_of_small_function): Likewise.
10968 (try_inline): Likewise.
10969 (cgraph_decide_inlining_incrementally): Likewise.
10970 * ipa-pure-const.c (get_function_state): Likewise.
10971 (scan_function): Likewise.
10972 (analyze_function): Likewise.
10973 (static_execute): Likewise.
10974 * ipa-reference.c (scan_for_static_refs): Likewise.
10975 (merge_callee_local_info): Likewise.
10976 (analyze_function): Use type safe memory macros.
10977 (static_execute): Likewise. Cast according to the coding conventions.
10978 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
10980 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
10982 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
10983 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
10986 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
10988 PR middle-end/30024
10989 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
10990 for complex modes (both int and real).
10992 2007-06-29 Jan Hubicka <jh@suse.cz>
10994 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
10996 2007-06-29 Jan Hubicka <jh@suse.cz>
10998 PR middle-end/32372
10999 * cse.c (cse_insn): Avoid invalid sharing in between register note and
11002 2007-06-29 Anatoly Sokolov <aesok@post.ru>
11005 * config/avr/avr.c: Include dataflow header file.
11006 (expand_prologue): Adjust for prologue insn change.
11007 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
11010 2007-06-29 Richard Guenther <rguenther@suse.de>
11012 PR middle-end/32493
11013 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
11014 during type verification.
11016 2007-06-29 Jan Hubicka <jh@suse.cz>
11018 * recog.c (validate_change_rtx_1): Unshare TO argument.
11020 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
11022 PR tree-optimization/24659
11023 * tree-vect-transform.c (vectorizable_call): Handle
11024 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
11026 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
11027 * config/i386/i386.c (enum ix86_builtins)
11028 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
11029 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
11031 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
11032 const using def_builtin_const.
11033 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
11034 input operands in the same modes as the result.
11035 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
11037 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
11039 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
11040 (df_set_dead_notes_for_mw): Likewise.
11042 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
11044 * c-common.c (pointer_int_sum): Do the negation in sizetype.
11046 2007-06-28 DJ Delorie <dj@redhat.com>
11048 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
11050 2007-06-28 Geoffrey Keating <geoffk@apple.com>
11052 * doc/invoke.texi (C++ Dialect Options): Document
11053 fvisibility-ms-compat.
11054 * c.opt (fvisibility-ms-compat): New.
11056 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
11059 * tree-affine.c (aff_combination_add_elt): Handle
11060 pointer addition specially.
11062 2007-06-28 Jakub Jelinek <jakub@redhat.com>
11064 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
11065 decl is non-external for AIX ABI.
11067 2007-06-28 David Edelsohn <edelsohn@gnu.org>
11069 * config/rs6000/predicates.md (current_file_function_operand):
11070 Ensure the symbol is non-external for AIX ABI.
11072 2007-06-28 Nick Clifton <nickc@redhat.com>
11074 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
11075 (fdce, fdse, fpredictive-commoning): Likewise.
11077 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
11080 * gcc.c (process_command): Recognize the new -static-libgfortran
11083 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
11086 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
11087 Use a call clobbered hard reg instead of a pseudo reg.
11089 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
11091 * config/sh/sh.md (load_gbr): Use correct operand constraint.
11093 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
11096 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
11097 REG_LIBCALL and REG_RETVAL notes.
11098 (divsi3, mulsi3): Likewise.
11099 (mulhisi3): Likewise. Use emit_libcall_block.
11100 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
11102 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
11104 PR rtl-optimization/32481
11105 * combine.c (adjust_for_new_dest): Rescan the changed insn.
11107 2007-06-27 Richard Sandiford <richard@codesourcery.com>
11109 * dce.c (deletable_insn_p_1): New function, split out from...
11110 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
11111 specially, not those inside PARALLELs. Remove BODY argument
11112 and adjust recursive call accordingly.
11113 (prescan_insns_for_dce): Update call to delete_insn_p.
11115 2007-06-27 Richard Guenther <rguenther@suse.de>
11117 PR middle-end/32492
11118 * tree.h (fold_convertible_p): Declare.
11119 * fold-const.c (fold_convertible_p): New function.
11120 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
11121 instead of lang_hooks.types_compatible_p.
11123 2007-06-26 Jan Hubicka <jh@suse.cz>
11125 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
11126 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
11127 early use validate_unshare_change.
11128 (reload_combine): Likewise.
11129 * recog.c (change_t): New field unshare.
11130 (validate_change_1): Rename from validate_change; add argument unshare.
11131 (validate_change): Turn into wrapper of validate_change_1; update
11132 prototype for bools.
11133 (validate_unshare_change): New.
11134 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
11135 calls of df_insn_rescan.
11136 * recog.h (validate_change): Replace ints by bools.
11137 (validate_unshare_change): Declare.
11139 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
11141 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
11143 2007-06-26 Steve Ellcey <sje@cup.hp.com>
11145 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
11147 2007-06-25 Jan Hubicka <jh@suse.cz>
11149 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
11151 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
11152 cgraph_decide_inlining_incrementally): Move uninlinability checks to
11153 places other call site specific checks are performed.
11155 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
11158 * tree-vect-transform.c (vectorizable_operation): Convert
11159 POINTER_PLUS_EXPR over to PLUS_EXPR.
11161 2007-06-25 Chao-ying Fu <fu@mips.com>
11163 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
11164 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
11165 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
11166 Document GET_MODE_IBIT, and GET_MODE_FBIT.
11168 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
11169 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
11170 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
11171 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
11172 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
11173 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
11174 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
11175 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
11176 ALL_FIXED_POINT_MODE_P): New define.
11177 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
11179 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
11181 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
11182 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
11183 MODE_VECTOR_UACCUM): New mode classes.
11185 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
11186 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
11187 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
11190 * genmodes.c (struct mode_data): Add ibit and fbit fields.
11191 (blank_mode): Initialize ibit and fbit.
11192 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
11193 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
11195 (new_adjust): Change required_class to required_class_from and
11196 required_class_to for testing within a range.
11197 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
11198 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
11199 MODE_VECTOR_UACCUM.
11200 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
11201 (make_fixed_point_mode): New.
11202 (_ADD_ADJUST): Change C to C1 and C2.
11203 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
11204 use a range for machine classes.
11205 (ADJUST_IBIT, ADJUST_FBIT): New.
11206 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
11208 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
11209 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
11210 Emit adjustment for ibit and fbit.
11211 (emit_mode_ibit, emit_mode_fbit): New.
11212 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
11214 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
11216 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
11217 as the source of the set.
11219 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
11221 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
11222 FP_REGNO_P): Use IN_RANGE.
11223 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
11224 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
11225 (DATA_REG_P): Use DATA_REGNO_P.
11226 (FP_REG_P): Use FP_REGNO_P.
11227 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
11228 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
11229 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
11231 2007-06-24 Jan Hubicka <jh@suse.cz>
11233 PR middle-end/30563
11234 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
11236 2007-06-24 Sebastian Pop <sebpop@gmail.com>
11238 PR middle-end/32461
11239 * fold-const.c (fold_binary): Strip nops of operand 0
11240 of BIT_NOT_EXPR before calling operand_equal_p.
11241 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
11242 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
11244 2007-06-23 Mark Mitchell <mark@codesourcery.com>
11246 * doc/extend.texi: Document that dllimport and dllexport imply
11247 default visibility.
11248 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
11249 imported or exported declaration, including type declarations.
11250 * c-common.c (handle_visibility_attribute): Check for conflicts
11251 with dllimport/dllexport.
11252 (c_determine_visibility): Handle dllimport/dllexport as an
11253 explicit visibility atttribute.
11255 2007-06-23 Richard Guenther <rguenther@suse.de>
11257 PR tree-optimization/16876
11258 PR middle-end/29478
11259 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
11261 * tree-inline.c (initialize_inlined_parameters): Do not call
11262 lang_hooks.tree_inlining.convert_parm_for_inlining.
11263 * cgraphbuild.c (initialize_inline_failed): Set inline failed
11264 reason for mismatched types.
11265 * gimplify.c (gimplify_call_expr): Verify the call expression
11266 arguments match the called function type signature. Otherwise
11267 mark the call expression to be not considered for inlining
11268 using CALL_CANNOT_INLINE_P flag.
11269 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
11270 edges call expression.
11271 (cgraph_decide_inlining_of_small_function): Likewise.
11272 (cgraph_decide_inlining): Likewise.
11273 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
11275 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
11276 * c-typeck.c (c_convert_parm_for_inlining): Remove.
11277 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
11278 Remove declaration.
11279 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
11280 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
11282 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
11283 convert_parm_for_inlining member.
11285 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
11288 * arm.md (negscc): Match the correct operand for optimized LT0 test.
11289 Remove optimization for GT.
11291 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
11293 PR middle-end/32437
11294 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
11296 (prescan_insns_for_dce): Add extra parameter.
11298 2007-06-23 Jan Hubicka <jh@suse.cz>
11300 PR middle-end/31541
11301 * gimplify.c (mark_addressable): New function.
11302 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
11304 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
11306 PR middle-end/32374
11307 * expr.c (store_constructor): Do not clobber non-zeroed memory.
11309 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
11312 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
11313 moves between MMX/SSE registers to at least 8 units to prevent
11314 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
11316 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
11318 * config/i386/i386.c (override_options): Correct x86_sahf
11321 2007-06-21 David Daney <ddaney@avtrex.com>
11324 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
11325 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
11326 (exception_receiver): Renamed to ...
11327 (nonlocal_goto_receiver): ... this.
11329 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
11331 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
11332 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
11333 partial register accesses.
11335 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
11337 * fold-const.c (debug_fold_checksum): Move it under
11338 ENABLE_FOLD_CHECKING.
11340 2007-06-21 Sebastian Pop <sebpop@gmail.com>
11342 PR middle-end/20623
11343 * tree.h (debug_fold_checksum): Declared.
11344 * fold-const.c (build_fold_addr_expr_with_type_1): New.
11345 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
11346 build_fold_addr_expr_with_type_1.
11347 (fold_addr_expr, debug_fold_checksum): New.
11348 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
11349 (fold_unary, fold_comparison, split_address_to_core_and_offset):
11350 Use fold_addr_expr.
11352 2007-06-21 Sebastian Pop <sebpop@gmail.com>
11354 PR tree-optimization/19590
11355 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
11356 of scev is a constant.
11358 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
11360 * df-problems.c (df_note_bb_compute): Made computation of live
11361 info consistent with df_lr.
11363 2007-06-21 Richard Guenther <rguenther@suse.de>
11365 PR tree-optimization/32453
11366 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
11367 for pointer anti-range.
11369 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
11371 * config/i386/i386.c (processor_target_table): Increase maximum
11372 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
11375 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
11376 byte alignment if > 8 byte alignment is preferred.
11377 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
11379 2007-06-21 Jakub Jelinek <jakub@redhat.com>
11381 PR tree-optimization/31866
11382 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
11383 if ASM_EXPR's input is not a SSA_NAME.
11385 PR middle-end/32362
11386 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
11387 but decl is a global var, instead return decl.
11388 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
11389 even for is_global_var decls, if they are private in some outer
11392 2007-06-21 Richard Guenther <rguenther@suse.de>
11394 PR tree-optimization/32451
11395 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
11397 2007-06-21 Christian Bruel <christian.bruel@st.com>
11399 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
11400 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
11401 (push_regs): Changed saving order or banked registers.
11402 (sh_expand_epilogue): Likewise.
11403 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
11404 (FIRST_BANKED_REG): Likewise.
11405 (LAST_BANKED_REG): Likewise.
11406 * config/sh/sh.md (banked) New attribute.
11407 (in_delay_slot): Check banked attribute.
11409 2007-06-20 Sebastian Pop <sebpop@gmail.com>
11411 PR tree-optimization/32075
11412 * tree-data-ref.c (subscript_dependence_tester_1,
11413 analyze_miv_subscript, analyze_overlapping_iterations,
11414 add_distance_for_zero_overlaps, build_classic_dist_vector,
11415 subscript_dependence_tester_1, analyze_overlapping_iterations,
11416 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
11417 compute_affine_dependence, compute_all_dependences): Pass loop_nest
11418 to evolution_function_is_affine_multivariate_p.
11420 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
11422 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
11424 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
11427 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
11429 * config/m32c/prologue.md (epilogue_exitd_16): New.
11430 (epilogue_reit_16): New.
11431 (epilogue_exitd): Rename to epilogue_exitd_24.
11432 (epilogue_reit): Rename to epilogue_reit_24.
11434 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
11435 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
11437 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
11439 * haifa-sched.c (queue_to_ready): Don't requeue next insn
11440 if dbg_cnt (sched_insn) reaches the limit.
11441 (choose_ready): New parameter INSN_PTR and new return value.
11442 (schedule_block): Handle dbg_cnt (sched_insn). Handle
11443 the new return value from choose_ready.
11444 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
11445 (rest_of_handle_global_alloc): New global_alloc_at_func.
11447 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
11449 PR tree-optimization/25737
11450 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
11451 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
11452 * tree-flow.h (struct fieldoff): Add new field alias_set.
11453 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
11454 argument addressable_type. Set alias_set of fieldoff.
11455 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
11456 (create_overlap_variables_for): Pass alias_set from fieldoff to
11458 * alias.c (get_alias_set): Use alias_set from SFT if set.
11460 2007-06-20 Hui-May Chang <hm.chang@apple.com>
11462 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
11463 of a variable as an unsigned HOST_WIDE_INT integer.
11465 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
11467 PR rtl-optimization/32405
11468 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
11470 2007-06-20 Jakub Jelinek <jakub@redhat.com>
11472 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
11474 PR middle-end/31959
11475 * builtins.c: Include diagnostic.h.
11476 (expand_builtin_expect): Make gcc_assert more permissive.
11477 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
11479 PR inline-asm/32109
11480 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
11483 PR middle-end/32285
11484 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
11485 if ACCUMULATE_OUTGOING_ARGS.
11487 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
11489 * config/m68hc11/m68hc11.c: Include dataflow header file.
11490 (m68hc11_reorg): Port to dataflow.
11492 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
11494 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
11495 (struct df_problem.free_blocks_on_set_blocks): New field.
11496 (struct dataflow.optional_p): New field.
11497 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
11498 (df_live_set_all_dirty): New function.
11499 * df-scan.c (df_scan_alloc): Initialize optional_p.
11500 (problem_SCAN): Initialize free_blocks_on_set_blocks.
11501 * df-core.c (df_set_blocks): Removed use of
11502 DF_FIRST_OPTIONAL_PROBLEM. Now uses
11503 df_problem.free_blocks_on_set_blocks to determine which blocks are
11505 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
11506 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
11507 uses dataflow.optional_p to determine if problem should be
11509 (rest_of_handle_df_initialize): Only start live problem if
11511 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
11512 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
11513 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
11514 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
11515 problem_NOTE): Initialize free_blocks_on_set_blocks.
11516 (df_lr_bb_local_compute): Recompute luids if df_live problem is
11518 (df_live_set_all_dirty, df_note_alloc): New function.
11519 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
11521 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
11522 * postreload.c (reload_combine): Ditto.
11523 * cse.c (cse_extended_basic_block): Ditto.
11524 * regmove.c (mark_flags_life_zones): Ditto.
11525 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
11526 erase_matching_seqs): Ditto.
11527 * bt-load.c (compute_defs_uses_and_gen): Ditto.
11528 * integrate (allocate_initial_values): Ditto.
11529 * combine.c (reg_dead_at_p): Ditto.
11530 * resource.c (mark_target_live_regs): Ditto.
11531 * sched-rgn.c (check_live_1, update_live_1): Ditto.
11532 * config/sh/sh.c (find_r0_life_regions): Ditto.
11533 * global.c (rest_of_handle_global_alloc): Only add back df_live
11535 * local-alloc.c (rest_of_handle_local_alloc): Only remove
11536 df_live for -O > 1.
11537 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
11539 (if_convert): Make sure df_live is there at -O == 1.
11540 (pass_if_after_combine): Cleanup flags.
11541 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
11542 is there at -O == 1.
11544 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
11546 * config/arm/arm.c (arm_get_frame_offsets): Set
11547 offsets->locals_base to avoid negative stack size.
11548 (thumb1_expand_prologue): Assert on negative stack size.
11550 2007-06-19 Sebastian Pop <sebpop@gmail.com>
11552 PR tree-optimization/32367
11553 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
11554 of the chrec has no evolution in that loop.
11555 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
11557 2007-06-19 Bob Wilson <bob.wilson@acm.org>
11559 * config/xtensa/xtensa.c: Include "df.h".
11560 (xtensa_builtin_saveregs): Use adjust_address instead of
11562 (xtensa_va_start): Invoke make_tree with sizetype for
11563 expand_builtin_saveregs and then convert the result to a pointer.
11564 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
11565 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
11566 Subtract argument size from index value as integers and then use
11567 POINTER_PLUS_EXPR to add the result to the array address.
11569 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
11572 * config/m32c/m32c.c: Include dataflow header file.
11573 (m32c_emit_prologue): Adjust for prologue insn change.
11574 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
11575 once inside a PARALLEL. Assume frame size passed in operand 0
11576 includes space to save the fb register.
11577 (prologue_enter_24): Likewise.
11578 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
11580 2007-06-19 David Daney <ddaney@avtrex.com
11583 * config/mips/mips.md (cprestore): Mark $gp as used.
11585 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
11588 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
11589 (frv_ifcvt_modify_insn): Likewise.
11591 2007-06-19 Richard Guenther <rguenther@suse.de>
11593 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
11594 only handle positive offsets that fit in a HOST_WIDE_INT.
11596 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
11598 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
11599 result of rsqrt insn for zero input argument to avoid NaN.
11601 2007-06-19 Richard Guenther <rguenther@suse.de>
11603 PR middle-end/31950
11604 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
11606 2007-06-19 Jakub Jelinek <jakub@redhat.com>
11608 PR tree-optimization/32353
11609 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
11611 2007-06-19 Nick Clifton <nickc@redhat.com>
11613 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
11615 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
11618 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
11619 * config/i386/i386.c (assign_386_stack_local): Assert that
11620 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
11621 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
11622 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
11623 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
11625 2007-06-18 Steve Ellcey <sje@cup.hp.com>
11627 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
11629 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
11631 PR rtl-optimization/32321
11632 * gcse.c (replace_store_insn): Update the note before
11633 calling emit_insn_after.
11635 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
11637 PR middle-end/32355
11638 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
11640 * df-problems.c (df_note_bb_compute): Fix dumping info.
11642 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
11644 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
11645 insn with emit_jump_insn.
11647 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
11649 PR tree-optimization/32383
11650 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
11651 * targhooks.h (default_builtin_reciprocal): Update prototype.
11652 * target.h (struct gcc_target): Update builtin_reciprocal.
11653 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
11654 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
11655 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
11656 when fndecl is in BUILT_IN_MD class.
11657 (execute_convert_to_rsqrt): Ditto.
11659 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
11660 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
11661 Convert BUILT_IN_SQRTF code only when md_fn is false.
11663 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
11665 * bt-load.c (move_btr_def): Fix the order of arguments
11666 to validate_replace_rtx.
11668 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
11670 * config/m68k/m68k-devices.def: Add 54450..54455.
11672 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
11674 PR rtl-optimization/32366
11675 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
11676 FLOAT_EXTEND]: Prevent non-scalar modes from entering
11679 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
11681 PR middle-end/32349
11682 * modulo-sched (generate_reg_moves): Added rescan parameter and if
11683 this is true, rescan insn being modified.
11684 (sms_schedule): Added rescan parameter.
11685 (rest_of_handle_sms): Moved freeing of dominance info to before
11686 getting out of cfg_layout.
11688 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
11690 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
11691 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
11694 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
11695 FL_CF_EMAC from the entry for isac.
11697 * config/m68k/predicates.md (const_call_operand): Adjust comment.
11698 (const_sibcall_operand): New.
11699 (sibcall_operand): Use it.
11700 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
11701 (m68k_isas): ISAC does not imply FPU or EMAC.
11702 (override_options): Add ISA_C logic for symbolic jump & call.
11704 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
11706 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
11707 return mode from the builtin itself.
11708 (sparc_fold_builtin): Fix cast of zero constant.
11710 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
11712 * targhooks.c (default_builtin_reciprocal): New default target hook.
11713 * targhooks.h (default_builtin_reciprocal): Add prototype.
11714 * hooks.c (hook_tree_tree_bool_null): Remove hook.
11715 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
11716 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
11717 default_builtin_reciprocal.
11719 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
11721 PR middle-end/31723
11722 * hooks.c (hook_tree_tree_bool_null): New hook.
11723 * hooks.h (hook_tree_tree_bool_null): Add prototype.
11724 * tree-pass.h (pass_convert_to_rsqrt): Declare.
11725 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
11726 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
11727 and convert it to reciprocal a*rfunc(b).
11728 (execute_convert_to_rsqrt): New function.
11729 (gate_convert_to_rsqrt): New function.
11730 (pass_convert_to_rsqrt): New pass definition.
11731 * target.h (struct gcc_target): Add builtin_reciprocal.
11732 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
11733 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
11734 TARGET_BUILTIN_RECIPROCAL.
11735 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
11737 * config/i386/i386.h (TARGET_RECIP): New define.
11738 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
11739 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
11740 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
11741 and not optimizing for size.
11742 (*rcpsf2_sse): New insn pattern.
11743 (*rsqrtsf2_sse): Ditto.
11744 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
11745 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
11746 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
11747 and not optimizing for size.
11748 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
11749 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
11750 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
11751 and not optimizing for size.
11752 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
11753 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
11754 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
11755 and not optimizing for size.
11756 (*sse_rsqrtv4sf2): Do not export.
11757 (sqrtv4sf2): Ditto.
11758 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
11759 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
11760 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
11761 and not optimizing for size.
11762 (sqrtv4sf2): Ditto.
11763 * config/i386/i386.opt (mrecip): New option.
11764 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
11765 (ix86_emit_swsqrtsf): Ditto.
11766 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
11767 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
11768 builtin definition.
11769 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
11770 ix86_expand_unop1_builtin.
11771 (ix86_emit_swdivsf): New function.
11772 (ix86_emit_swsqrtsf): Ditto.
11773 (ix86_builtin_reciprocal): New function.
11774 (TARGET_BUILTIN_RECIPROCAL): Use it.
11775 (ix86_vectorize_builtin_conversion): Rename from
11776 ix86_builtin_conversion.
11777 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
11778 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
11779 "i386 and x86_64 Options" section.
11780 (Intel 386 and AMD x86_64 Options): Document -mrecip.
11782 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
11783 Zdenek Dvorak <dvorakz@suse.cz>
11784 Richard Guenther <rguenther@suse.de>
11785 Kaz Kojima <kkojima@gcc.gnu.org>
11787 * tree-vrp.c (compare_values_warnv): Convert val2 to
11789 (extract_range_from_assert): Create
11790 POINTER_PLUS_EXPR for pointer types.
11791 (extract_range_from_binary_expr): Handle
11792 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
11794 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
11795 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
11796 POINTER_PLUS_EXPR as PLUS_EXPR.
11797 (number_of_iterations_lt_to_ne):
11798 For pointer types, use sizetype when
11799 creating MINUS_EXPR/PLUS_EXPRs.
11800 (assert_loop_rolls_lt): For pointer types, use sizetype when
11801 creating MINUS_EXPR/PLUS_EXPRs.
11802 (number_of_iterations_le): Likewise.
11803 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
11804 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
11805 like PLUS_EXPR and MINUS_EXPR.
11806 * tree-pretty-print.c (dump_generic_node): Handle
11808 (op_prio): Likewise.
11809 (op_symbol_1): Likewise.
11810 * optabs.c (optab_for_tree_code): Likewise.
11811 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
11813 * tree-tailcall.c (process_assignment): Mention
11814 POINTER_PLUS_EXPR in a TODO comment.
11815 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
11816 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
11817 not used with a pointer and an integer type.
11818 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
11819 increment using chrec_convert_rhs instead of chrec_convert.
11820 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
11821 PLUS_EXPR except for the right hand side's type will be
11823 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
11824 (fold_used_pointer_cast): Kill.
11825 (pointer_offset_p): Kill.
11826 (fold_used_pointer): Kill.
11827 (pointer_used_p): Kill.
11828 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
11829 call fold_used_pointer.
11830 (instantiate_parameters_1): Convert the increment
11831 using chrec_convert_rhs instead of chrec_convert.
11832 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
11833 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
11834 instead of PLUS_EXPR.
11835 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
11836 PLUS_EXPR for pointers.
11837 (std_gimplify_va_arg_expr): Likewise.
11838 (fold_builtin_memory_op): Likewise.
11839 (fold_builtin_strstr): Likewise.
11840 (fold_builtin_strchr): Likewise.
11841 (fold_builtin_strrchr): Likewise.
11842 (fold_builtin_strpbrk): Likewise.
11843 (expand_builtin_memory_chk): Likewise.
11844 (fold_builtin_memory_chk): Likewise.
11845 (std_expand_builtin_va_start): Use
11846 sizetype for the call to make_tree and then convert
11847 to the pointer type.
11848 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
11849 instead of PLUS_EXPR for adding to a pointer.
11850 (std_gimplify_va_arg_expr): Use fold_build2 for
11851 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
11852 the operands to sizetype first and then cast the BIT_AND_EXPR
11853 back to the pointer type.
11854 * fold-const.c (build_range_check): Handle pointer types
11856 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
11857 of PLUS_EXPR's. Make sure the offset is converted to
11859 (try_move_mult_to_index): Strip the NOPs from the offset.
11860 Remove code argument and replace all uses with PLUS_EXPR.
11861 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
11862 specially. Don't use a pointer type for MINUS_EXPR.
11863 (fold_unary): Handle for (T1)(X op Y),
11864 only p+ as that is the only as that can be handled for
11865 binary operators now.
11866 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
11868 <case PLUS_EXPR>: Add folding of PTR+INT into
11870 Don't call try_move_mult_to_index.
11871 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
11872 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
11873 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
11874 Don't call try_move_mult_to_index.
11875 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
11876 (tree_expr_nonzero_p): Likewise.
11877 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
11878 of PLUS_EXPR for the complex expression folding.
11879 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
11880 first chrec is a pointer type, then the second should
11881 be sizetype and not the first's type.
11882 For POINTER_PLUS_EXPR, use a different right hand side type.
11883 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
11884 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
11885 different right hand side type.
11886 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
11887 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
11888 instead of PLUS_EXPR.
11889 When either operand is zero, convert the other operand.
11890 (chrec_apply): Use chrec_convert_rhs
11891 on the argument x instead of chrec_convert.
11892 (reset_evolution_in_loop): For pointer types, the new_evol
11893 should be sizetype.
11894 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
11895 different right hand side type.
11896 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
11897 (chrec_convert_rhs): New function.
11898 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
11899 different right hand side type.
11900 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
11901 * tree-chrec.h (chrec_convert_rhs): New prototype.
11902 (build_polynomial_chrec): For pointer types, the right hand
11903 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
11904 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
11905 Remove subtraction case as it is always addition now.
11906 Make sure the offset is converted to sizetype.
11907 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
11908 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
11909 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
11910 PLUS_EXPR in pointer type.
11911 Handle POINTER_PLUS_EXPR.
11912 (tree_to_aff_combination): Likewise.
11913 (force_expr_to_var_cost): Likewise.
11914 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
11915 instead of PLUS_EXPR for pointers.
11916 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
11917 instead of PLUS_EXPR of pointer types.
11918 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
11920 (check_va_list_escapes): Likewise.
11921 (check_all_va_list_escapes): Likewise.
11922 * dwarf2out.c (loc_descriptor_from_tree_1):
11923 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
11924 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
11925 (string_constant): Likewise.
11926 * tree-ssa-address.c (tree_mem_ref_addr): When adding
11927 the offset to the base, use POINTER_PLUS_EXPR.
11928 (add_to_parts): Convert the index to sizetype.
11929 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
11930 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
11931 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
11932 Offset only holds something for PLUS_EXPR.
11933 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
11935 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
11937 (analyze_accesses_for_modify_stmt): Likewise.
11938 Remove comment about the type being integral type as it is
11940 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
11942 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
11944 Correct the type which the artimentic is done in (is now
11947 * tree-data-ref.c (split_constant_offset): Handle
11949 * tree-affine.c (tree_to_aff_combination): Likewise.
11950 * c-typeck.c (build_unary_op): For pointers create the increment
11951 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
11953 * gimplify.c (gimplify_self_mod_expr): Create a
11954 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
11955 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
11956 * tree.def (POINTER_PLUS_EXPR): New tree code.
11957 * tree-predcom.c (ref_at_iteration): If we have a pointer
11958 type do the multiplication in sizetype.
11959 * tree-mudflap.c (mf_xform_derefs_1): Create a
11960 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
11961 * tree-ssa-forwprop.c
11962 (forward_propagate_addr_into_variable_array_index):
11963 Don't expect there to be a cast for the index as that
11964 does not exist anymore.
11965 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
11966 instead of PLUS_EXPR.
11967 Don't check for the first operand of the POINTER_PLUS_EXPR
11968 was the index as it cannot be.
11969 Call forward_propagate_addr_into_variable_array_index with
11970 the SSA_NAME instead of the statement.
11971 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
11972 (compare_constant): Likewise.
11973 (copy_constant): Likewise.
11974 (compute_reloc_for_constant): Likewise.
11975 (output_addressed_constants): Likewise.
11976 (initializer_constant_valid_p): Likewise.
11977 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
11978 Convert the MIN/MAX of the inner type to the outer
11979 type before comparing them.
11980 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
11981 POINTER_PLUS_EXPR instead of PLUS_EXPR.
11982 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
11983 of PLUS_EXPR for pointers.
11984 * tree-inline.c (estimate_num_insns_1): Handle
11986 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
11987 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
11988 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
11989 instead of PLUS_EXPR for the pointer increment statement.
11990 (vect_update_ivs_after_vectorizer): For pointer types, create
11991 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
11992 MULT_EXPR in sizetype.
11993 (vect_gen_niters_for_prolog_loop): Add a cast when creating
11995 * tree-object-size.c (plus_expr_object_size): Handle
11996 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
11997 code which is trying to figure out which side is a pointer and
11999 (check_for_plus_in_loops_1): Likewise.
12000 (check_for_plus_in_loops): Likewise.
12001 * c-common.c (pointer_int_sum): Create a
12002 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
12003 * tree-ssa-structalias.c (handle_ptr_arith): Handle
12004 only POINTER_PLUS_EXPR. Removing all the extra
12005 code which is trying to figure out which side is a pointer and
12007 * tree-cfg.c (verify_expr): Add extra checking for pointers and
12008 PLUS_EXPR and MINUS_EXPR.
12009 Also add checking to make sure the operands of POINTER_PLUS_EXPR
12011 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
12012 with make_tree, instead of a pointer type.
12013 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
12014 for pointers instead of PLUS_EXPR.
12015 (s390_gimplify_va_arg): Likewise.
12016 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
12017 instead of PLUS_EXPR when doing addition on pointer
12018 types. Use sizetype for the second operand.
12019 (spu_gimplify_va_arg_expr): Likewise.
12020 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
12021 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
12022 a pointer. Don't create a BIT_AND_EXPR for pointer types.
12023 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
12024 for the pointer addition and also use size_int/sizetype
12026 (ix86_gimplify_va_arg): Likewise.
12027 Perform BIT_AND_EXPR on sizetype arguments.
12028 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
12029 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
12030 for the pointer additions and also use size_int for the offsets.
12031 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
12032 additions and also use size_int for the offsets. Perform
12033 BIT_AND_EXPR on sizetype arguments.
12034 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
12035 POINTER_PLUS_EXPR for pointers and create the
12036 BIT_AND_EXPR in sizetype.
12037 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
12038 instead of PLUS_EXPR for pointer addition.
12039 (rs6000_va_start): Likewise.
12040 Also use sizetype for the offset.
12041 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
12042 as PLUS_EXPR/MINUS_EXPR.
12043 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
12044 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
12045 Don't use BIT_AND_EXPR on a pointer type, convert the
12046 expression to sizetype first.
12047 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
12049 (mips_gimplify_va_arg_expr): Likewise.
12050 Don't create BIT_AND_EXPR in a pointer type.
12052 2007-06-15 Eric Christopher <echristo@apple.com>
12054 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
12055 (x86_64-*-darwin*): Ditto.
12056 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
12059 2007-06-15 Matthew Wilcox <matthew@wil.cx>
12061 * doc/extend.texi: Document behavior of __attribute__((aligned))
12064 2007-06-15 Mark Mitchell <mark@codesourcery.com>
12066 * rtlanal.c (note_stores): Improve documentation.
12068 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
12070 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
12071 LOCAL_LABEL_PREFIX): Delete.
12072 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
12073 (bfin_internal_label): Delete.
12075 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
12077 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
12078 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
12079 otherwise define to LIBGCC2_TF_CEXT.
12080 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
12081 (LIBGCC_TF_CEXT): Ditto.
12084 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
12086 PR rtl-optimization/32339
12087 * df-scan.c (df_uses_record): Don't modify flags but just add to
12088 it for df_ref_record.
12090 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
12092 * tree-mudflap.c: Fix whitespace issues.
12094 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
12096 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
12098 2007-06-14 Eric Christopher <echristo@apple.com>
12100 * config/i386/sse.md (movdi_to_sse): Rewrite body.
12101 (movv4sf): Use gcc_unreachable instead of abort.
12103 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
12106 * config/i386/sfp-machine.h (CMPtype): New define.
12107 (mach stubs): Use CMPtype instead of int as a return type.
12109 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
12111 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
12112 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
12113 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
12114 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
12115 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
12116 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
12117 config/soft-fp/soft-fp.h: Update from glibc CVS.
12119 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
12121 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
12123 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
12126 * config/v850/v850.c: Include dataflow header file.
12127 (substitute_ep_register): Fix typo.
12129 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
12131 * configure.ac: Fix earlier checkin.
12132 * configure: Regenerated.
12134 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
12136 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
12137 * aclocal.m4: Regenerate.
12138 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
12139 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
12140 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
12141 * configure: Regenerate.
12142 * Makefile.in (LOOSE_WARN): Subst loose_warn.
12144 * Makefile.in (quickstrap): Build libgcc too.
12146 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
12148 * configure.ac: Add --enable-checking=df. Explicitly mention that
12149 the variables are initialized as for "release".
12150 * df-core.c: Use it.
12151 * configure: Regenerate.
12152 * config.in: Regenerate.
12154 2007-06-14 Bob Wilson <bob.wilson@acm.org>
12156 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
12157 validate_replace_rtx instead of replace_rtx.
12158 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
12160 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
12162 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
12163 (DWARF2_UNWIND_INFO): Override default if configured with
12165 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
12166 (ENDFILE_SPEC): Add crtend.o.
12167 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
12168 (ENDFILE_SPEC): Add crtend.o.
12169 (TARGET_USE_JCR_SECTION): Define.
12170 (MD_UNWIND_SUPPORT): Define for 32-bit target.
12172 * config/i386/cygming-crtbegin.c: New file.
12173 * config/i386/cygming-crtend.c: New file.
12175 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
12177 * config/i386/w32-unwind.h: New file.
12179 2007-06-13 Eric Christopher <echristo@apple.com>
12181 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
12182 the user set a value below STACK_BOUNDARY.
12184 2007-06-13 Thiemo Seufer <ths@networkno.de>
12186 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
12187 imply -lpthread for -pthread.
12189 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
12191 * basic-block.h: Remove the prototype for
12192 free_basic_block_vars.
12193 * cfglayout.h: Remove the prototype for
12194 insn_locators_initialize.
12195 * tree.h: Remove the prototype for emit_line_note.
12197 * tree-ssa-pre.c (mergephitemp): Remove.
12198 (init_pre): Don't use mergephitemp.
12200 2007-06-13 Eric Christopher <echristo@apple.com>
12202 * config/i386/i386.c (override_options): If we've specified
12203 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
12205 2007-06-13 Bob Wilson <bob.wilson@acm.org>
12207 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
12210 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
12212 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
12213 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
12214 (eh_store_handler): New pattern.
12215 (eh_return): Emit it instead of a plain move.
12217 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
12219 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
12220 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
12221 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
12224 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
12226 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
12227 (find_next_insn_start, find_load): New functions.
12228 (bfin_reorg): Use them to deal with the fact that parallel insns are
12229 no longer represented as a SEQUENCE.
12231 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
12233 * config/sparc/sparc.c (sparc_override_options): Initialize
12234 fpu mask correctly.
12236 2007-06-13 Dave Korn <dave.korn@artimi.com>
12238 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
12241 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
12243 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
12244 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
12245 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
12246 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
12247 tree-vect-transform.c: Fix comment typos. Follow spelling
12250 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
12252 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
12253 to the exit block use set.
12254 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
12255 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
12256 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
12258 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
12260 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
12261 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
12262 to indicate an error.
12263 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
12265 (dbg_cnt_process_opt): Print an error on a bad argument.
12266 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
12267 * common.opt (-fdbg-cnt-list): New.
12268 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
12270 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
12272 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
12273 flag on ref-all pointers.
12275 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
12277 PR middle-end/31579
12278 * expr.c (expand_expr_addr_expr_1): Call expand_expr
12279 for the offset with the modifier as EXPAND_INITIALIZER
12280 if the modifier is EXPAND_INITIALIZER.
12281 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
12282 a register if we had an overflow.
12284 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12286 * real.c (real_isfinite): New.
12287 (real_sqrt): Use it.
12288 * real.h (real_isfinite): New.
12289 * builtins.c: Use it.
12291 2007-06-12 Ian Lance Taylor <iant@google.com>
12292 Daniel Berlin <dberlin@dberlin.org>
12295 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
12296 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
12297 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
12298 (DECL_NO_TBAA_P): Define.
12299 (struct tree_decl_common): Add no_tbaa_flag field.
12300 * tree-ssa-structalias.c (struct variable_info): Add
12301 no_tbaa_pruning field.
12302 (new_var_info): Initialize no_tbaa_pruning field.
12303 (unify_nodes): Copy no_tbaa_pruning field.
12304 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
12305 (dump_solution_for_var): Print no_tbaa_pruning flag.
12306 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
12308 (compute_tbaa_pruning): New static function.
12309 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
12310 Call compute_tbaa_pruning.
12311 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
12312 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
12313 * gimple-low.c (lower_stmt): Likewise.
12314 * tree-gimple.c (is_gimple_stmt): Likewise.
12315 * tree-ssa-operands.c (get_expr_operands): Likewise.
12316 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
12317 * tree-inline.c (estimate_num_insns_1): Likewise.
12318 (copy_result_decl_to_var): Likewise.
12319 * expr.c (expand_expr_real_1): Likewise.
12320 * tree-pretty-print.c (dump_generic_node): Likewise.
12321 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
12322 * omp-low.c (omp_copy_decl_2): Likewise.
12323 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
12324 * doc/c-tree.texi (Expression trees): Document
12325 CHANGE_DYNAMIC_TYPE_EXPR.
12327 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12329 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
12330 with !HONOR_NANS and !HONOR_INFINITIES.
12331 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
12333 2007-06-12 Tristan Gingold <gingold@adacore.com>
12335 * gcov.c: Comments updated.
12336 (source_info): Add file_time field.
12337 (source_index): New variable.
12338 (mutiple_files): New variable.
12339 (generate_results): New function extracted from process_file.
12340 (process_file): Save and restore chain of functions, generate
12341 results and free structures only if not merging results.
12342 (release_structures): File names are now freed in create_file_names
12343 (create_file_names): Free previous file names.
12344 (find_source): File date is now read here and modifications in
12345 source files is checked here.
12346 (read_graph_file): Only reverse order of functions for the current
12348 (make_gcov_file_name): Do not generate long names if input_name is
12350 (output_lines): If merging results do not display graph, data and
12352 Checking source file modification is done in find_source.
12354 * doc/gcov.texi: Append an s to sourcefile.
12356 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
12358 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
12359 (forced_nop): New pattern.
12360 * config/bfin/bfin.c: Include "df.h".
12361 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
12362 (bfin_discover_loop): Use df_get_live_in instead of
12363 global_live_at_start.
12364 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
12365 df_analyze when done.
12366 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
12367 the insns. Use QImode for the final insn in a bundle. Call
12368 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
12370 (reorder_var_tracking_notes): New function.
12371 (bfin_reorg): Pass no argument to split_all_insns. Don't call
12372 update_life_info. Call df_analyze after scheduling and bundle
12373 generation. Call reorder_var_tracking_notes if generating these
12374 notes. Call df_finish_pass at the end.
12376 2007-06-12 Dirk Mueller <dmueller@suse.de>
12378 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
12379 a comparison, not an assignment.
12381 2007-06-12 Olivier Hainque <hainque@adacore.com>
12383 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
12384 Request walking the subtrees only, leaving the current is_lhs/val_only
12386 (convert_non_local_reference): Likewise.
12388 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
12390 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
12392 2007-06-12 Richard Guenther <rguenther@suse.de>
12394 PR tree-optimization/15353
12395 PR tree-optimization/31657
12396 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
12397 * timevar.def: Add TV_TREE_IFCOMBINE.
12398 * tree-pass.h (pass_tree_ifcombine): Declare.
12399 * tree-ssa-ifcombine.c: New file.
12400 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
12401 * tree-flow.h (blocks_in_phiopt_order): Declare.
12402 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
12403 (tree-ssa-ifcombine.o): New dependencies.
12405 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
12407 PR rtl-optimization/32293
12408 * combine.c (simplify_if_then_else): Truncate return from
12409 nonzero_bits() to correct mode.
12411 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
12413 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
12414 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
12416 2007-06-11 Diego Novillo <dnovillo@google.com>
12418 * Makefile.in (reload1.o-warn): Remove.
12420 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
12422 * combine.c (subst): Use reg_overlap_mentioned_p
12423 instead of comparing register numbers directly.
12425 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
12427 * reload1.c (mark_home_live_1): Use the mode parameter.
12429 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
12431 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
12432 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
12434 * df-core.c: Ditto.
12436 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
12438 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
12440 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
12442 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
12443 from integer registers.
12444 (FP mode splitters): Handle TFmode.
12446 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
12448 * tree-ssa-structalias.c (find_what_p_points_to): Return false
12449 for ref-all pointers that point-to anything.
12451 2007-06-11 Joseph Myers <joseph@codesourcery.com>
12453 * config/arm/arm.c (arm_output_dwarf_dtprel,
12454 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
12456 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
12458 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
12459 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
12462 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
12464 * tree.c (signed_or_unsigned_type_for): New.
12465 (unsigned_type_for): Use signed_or_unsigned_type_for.
12466 (signed_type_for): Use signed_or_unsigned_type_for.
12467 * tree.h (signed_or_unsigned_type_for): New.
12468 (get_signed_or_unsigned_type): Remove.
12469 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
12470 lang_hooks.types.signed_type
12471 (size_diffop): Likewise.
12472 (all_ones_mask_p): Likewise.
12473 (build_range_check): Likewise.
12474 (fold_cond_expr_with_comparison): Likewise.
12475 (fold_cond_expr_with_comparison): Likewise.
12476 (unextend): Likewise.
12477 (extract_muldiv_1): Likewise.
12478 (fold_single_bit_test_into_sign_test): Likewise.
12479 (fold_binary): Likewise.
12480 (fold_ternary): Likewise.
12481 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
12482 instead of get_signed_or_unsigned_type.
12483 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
12484 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
12485 * expr.c (signed_or_unsigned_type_for): Use
12486 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
12487 * langhooks.c (get_signed_or_unsigned_type): Remove.
12488 (lhd_signed_or_unsigned_type): Remove.
12489 * langhooks.h (lang_hooks_for_types): Remove signed_type and
12490 signed_or_unsigned_type.
12491 (lhd_signed_or_unsigned_type): Remove.
12492 * expmed.c (make_tree): Use signed_type_for instead of
12493 lang_hooks.types.signed_type.
12494 * c-common.c (same_scalar_type_ignoring_signedness): Use
12495 c_common_signed_type instead of lang_hooks.types.signed_type.
12496 (c_common_unsigned_type): New.
12497 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
12498 (shorten_compare): Use c_common_unsigned_type instead of
12499 c_common_signed_or_unsigned_type.
12500 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
12502 * convert.c (convert_to_integer): Use signed_type_for instead of
12503 lang_hooks.types.signed_type.
12504 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
12505 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
12506 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
12507 * c-format.c (check_format_types): Use c_common_unsigned_type
12508 instead of unsigned_type_for.
12509 * c-decl.c (groakdeclarator): Likewise.
12510 * c-typeck.c (convert_for_assignment): Likewise.
12511 * c-common.h (c_common_unsigned_type): New.
12513 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
12516 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
12517 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
12519 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
12521 PR middle-end/32279
12522 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
12523 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
12525 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
12526 Sebastian Pop <sebpop@gmail.com>
12528 * lambda-code.c (remove_iv): New.
12529 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
12531 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
12533 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
12534 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
12535 * tree-ssa-loop-prefetch.c: Include optabs.h.
12536 (FENCE_FOLLOWING_MOVNT): New macro.
12537 (struct mem_ref): Add independent_p and storent_p fields.
12538 (record_ref): Initalize the new fields.
12539 (gather_memory_references_ref): Return true if the reference
12541 (gather_memory_references): Check whether all memory accesses
12542 in loop were recorded.
12543 (should_issue_prefetch_p): Return false for nontemporal stores.
12544 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
12545 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
12546 (determine_loop_nest_reuse): Detect independent memory references.
12547 (loop_prefetch_arrays): Call mark_nontemporal_stores.
12548 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
12549 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
12550 * config/i386/i386.h (x86_mfence): Declare.
12551 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
12552 * config/i386/i386.c (x86_mfence): New variable.
12553 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
12555 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
12556 * optabs.c (init_optabs): Initialize storent_optab.
12557 * optabs.h (enum optab_index): Add OTI_storent.
12558 (storent_optab): Declare.
12559 * genopinit.c (optabs): Add initialization for storent_optab.
12560 * tree.h (MOVE_NONTEMPORAL): New macro.
12561 * expr.c (expand_assignment, store_expr, store_constructor_field,
12562 store_constructor, store_field, expand_expr_real_1): Propagate
12563 nontemporality of the expanded store.
12564 (emit_storent_insn): New function.
12565 * expr.h (expand_assignment, store_expr): Declaration changed.
12566 * function.c (assign_parm_setup_reg): Pass false as nontemporality
12567 to expand_assignment.
12568 * stmt.c (expand_asm_expr): Ditto.
12569 * calls.c (initialize_argument_information): Pass false as
12570 nontemporality to store_expr.
12571 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
12574 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
12576 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
12578 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
12580 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
12582 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
12583 and allow DECL_P here.
12585 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
12587 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
12588 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
12589 track of the size of the expression.
12590 * cfghooks.c (merge_blocks): Remove block from loops structure only
12591 after call of the merge_blocks hook.
12593 2007-06-09 Tom Tromey <tromey@redhat.com>
12595 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
12596 (deprecated_state): Removed.
12597 (start_decl): Update.
12598 (enum deprecated_states): Moved earlier.
12599 (groktypename): Update.
12600 (push_parm_decl): Likewise.
12601 (grokfield): Likewise.
12602 (start_function): Likewise.
12604 2007-06-09 Ian Lance Taylor <iant@google.com>
12606 PR tree-optimization/32169
12607 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
12608 CONVERT_EXPR, check whether min and max both converted to an
12609 overflow infinity representation.
12611 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
12613 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
12614 not inserted on the edge.
12616 2007-06-08 Bob Wilson <bob.wilson@acm.org>
12618 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
12619 instructions if they are supported.
12620 (__divsi3, __umodsi3, __modsi3): Likewise.
12621 (__ashldi3, __ashrdi3, __lshrdi3): New.
12622 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
12624 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
12625 Tony Linthicum <tony.linthicum@amd.com>
12627 * doc/invoke.texi: Add fvect-cost-model flag.
12628 * common.opt (fvect-cost-model): New flag.
12629 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
12630 cost fields in stmt_vec_info struct for STMT.
12631 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
12632 fields in stmt_vec_info struct and access functions for the same.
12633 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
12634 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
12635 load, store and vector to scalar operation.
12636 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
12637 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
12638 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
12639 (TARG_VEC_STORE_COST): Define cost of vector store.
12640 (vect_estimate_min_profitable_iters): Define new function.
12641 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
12642 check to evaluate if loop iterations are less than minimum profitable
12643 iterations determined by cost model or minimum vect loop bound defined
12644 by user, whichever is more conservative.
12645 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
12646 run-time check to evaluate if loop iterations are less than minimum
12647 profitable iterations determined by cost model or minimum vect loop
12648 bound defined by user, whichever is more conservative.
12649 (vect_estimate_min_profitable_iterations): New function to estimate
12650 mimimimum iterartions required for vector version of loop to be
12651 profitable over scalar version.
12652 (vect_model_reduction_cost): New function.
12653 (vect_model_induction_cost): New function.
12654 (vect_model_simple_cost): New function.
12655 (vect_cost_strided_group_size): New function.
12656 (vect_model_store_cost): New function.
12657 (vect_model_load_cost): New function.
12658 (vectorizable_reduction): Call vect_model_reduction_cost during
12660 (vectorizable_induction): Call vect_model_induction_cost during
12662 (vectorizable_load): Call vect_model_load_cost during analysis phase.
12663 (vectorizable_store): Call vect_model_store_cost during analysis phase.
12664 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
12665 vectorizable_promotion, vectorizable_demotion): Call
12666 vect_model_simple_cost during analysis phase.
12668 2007-06-08 Simon Baldwin <simonb@google.com>
12670 * reg-stack.c (get_true_reg): Readability change. Moved default case
12671 label into direct switch statement scope.
12673 2007-06-08 Simon Baldwin <simonb@google.com>
12675 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
12676 in gcc_assert() with '==' comparison.
12678 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
12680 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
12681 TARGET_ABM handling of x86_popcnt variable.
12683 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
12685 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
12686 __builtin_copysignq and __builtin_infq built-in functions.
12688 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
12690 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
12691 SSE4.2 section. Correct built-in function names in SSE4A section.
12693 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
12695 PR tree-optimization/32243
12696 * tree-vect-transform.c (vectorizable_type_promotion): Move check
12697 for ncopies after ratio check between nunits_out and nunits_in.
12698 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
12700 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
12702 PR tree-optimization/32224
12703 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
12704 vectorization upon a non GIMPLE_MODIFY_STMT.
12706 2007-06-08 Christian Bruel <christian.bruel@st.com>
12709 * config/sh/sh.md (doloop_end): New pattern and splitter.
12710 * loop-iv.c (simple_rhs_p): Check for hardware registers.
12712 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
12714 PR middle-end/32209
12715 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
12717 (verify_dominators): Do not change dominance tree.
12719 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
12721 * config/sh/constraints.md: New file.
12722 * config/sh/sh.c: Include tm-constrs.h.
12723 (reg_class_from_letter): Remove.
12724 (prepare_cbranch_operands): Use satisfies_constraint_*
12725 function instead of macro.
12726 (andcosts, broken_move, sh_secondary_reload): Likewise.
12727 * config/sh/predicates.md (trapping_target_operand): Likewise.
12728 (and_operand, arith_operand, arith_reg_or_0_operand,
12729 cmp_operand, logical_operand, target_operand,
12730 ua_address_operand, ua_offset, xor_operand): Likewise.
12731 * config/sh/sh.md: Include constraints.md.
12732 (*movsicc_t_false): Use satisfies_constraint_* function
12734 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
12735 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
12736 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
12737 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
12738 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
12739 (REG_CLASS_FROM_CONSTRAINT): Remove.
12740 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
12741 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
12742 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
12743 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
12744 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
12745 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
12746 function instead of macro.
12747 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
12748 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
12749 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
12750 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
12751 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
12752 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
12753 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
12754 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
12755 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
12756 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
12757 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
12758 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
12759 EXTRA_CONSTRAINT_STR): Likewise.
12760 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
12762 2007-06-07 Geoffrey Keating <geoffk@apple.com>
12764 * config/i386/darwin.h (STACK_BOUNDARY): Define.
12766 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
12769 * c-common.h (flag_cpp0x): Replaced by...
12770 (cxx_dialect): ... this new variable specifying the C++ dialect that
12772 * c-common.c (flag_cpp0x): Removed.
12773 (cxx_dialect): Defined.
12774 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
12776 * c-opts.c (c_common_post_options): Likewise.
12777 (set_std_cxx98): Set cxx_dialect to cxx98.
12778 (set_std_cxx0x): Set cxx_dialect to cxx0x.
12780 2007-06-07 Geoffrey Keating <geoffk@apple.com>
12781 Hui-May Chang <hm.chang@apple.com>
12783 * doc/invoke.texi (Darwin Options): Update documentation for
12784 -mmacosx-version-min.
12785 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
12786 * config/darwin-driver.c: New file.
12787 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
12788 * config/t-darwin (darwin-driver.o): New rule.
12790 * config/darwin-c.c (version_as_macro): Ignore low digit.
12792 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
12794 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
12795 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
12796 (CSGNMODE): New mode macro.
12797 (CSGNVMODE): New mode attribute.
12798 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
12799 expander using CSGNMODE mode macro. Handle TFmode.
12800 (copysign<mode>3_const): Rename from copysignsf3_const and
12801 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
12803 (copysign<mode>3_var): Rename from copysignsf3_var and
12804 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
12806 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
12807 mode macro. Handle TFmode.
12808 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
12809 (iortf3, *iortf3): Ditto.
12810 (xortf3, *xortf3): Ditto.
12811 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
12812 TFmode and TImode masks.
12813 (ix86_expand_copysign): Expand TFmode copysign insn.
12814 (IX86_BUILTIN_INFQ): New.
12815 (IX86_BUILTIN_FABSQ): Ditto.
12816 (IX86_BUILTIN_COPYSIGNQ): Ditto.
12817 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
12818 [__builtin_fabsq]: Ditto.
12819 [__builtin_copysignq]: Ditto.
12820 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
12821 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
12822 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
12823 ix86_expand_binop_builtin().
12825 2007-06-07 Bob Wilson <bob.wilson@acm.org>
12827 * config/xtensa/lib1funcs.asm: Clean up whitespace.
12829 2007-06-07 Steve Ellcey <sje@cup.hp.com>
12832 * rtl.h (push_to_sequence2): New.
12833 * emit-rtl.c (push_to_sequence2): New.
12834 * function.c (assign_parm_data_all): Add new fields.
12835 (assign_parm_setup_block): Call push_to_sequence2 instead of
12837 (assign_parm_setup_reg): Ditto.
12838 (assign_parm_setup_stack): Ditto.
12839 (assign_parms_unsplit_complex): Ditto.
12840 (assign_parms): Change field name.
12842 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
12844 PR tree-optimization/32220
12845 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
12846 phi node is reached before defining statement.
12848 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
12851 * tree-vect-transform.c (vectorizable_call): Call update_stmt
12852 after changing the right hand side of the assignment.
12854 2007-06-06 Eric Christopher <echristo@apple.com>
12856 * config.gcc (i?86-*-darwin*): Remove arch parameter.
12857 (x86_64-*-darwin*): Ditto.
12858 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
12859 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
12861 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
12863 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
12864 coding conventions.
12865 (add_key): Likewise.
12866 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
12867 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
12869 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
12871 (add_cost_one_coalesce): Likewise.
12872 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
12873 variable names. Rename orig to orig_name for consistency.
12874 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
12875 coding conventions.
12876 (cprop_into_successor_phis): Avoid using C++ keywords as variable
12878 (record_equivalences_from_stmt): Likewise.
12879 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
12880 the coding conventions.
12881 (memory_ssa_name_same): Likewise.
12882 (dse_optimize_stmt): Likewise.
12883 (dse_record_phis): Likewise.
12884 (dse_finalize_block): Likewise.
12885 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
12886 keywords as variable names.
12887 (may_move_till): Cast according to the coding conventions.
12888 (force_move_till_expr): Avoid using C++ keywords as variable names.
12889 (force_move_till): Cast according to the coding conventions.
12890 (memref_hash): Likewise.
12891 (memref_eq): Likewise.
12892 (gather_mem_refs_stmt): Likewise.
12893 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
12894 using C++ keywords as variable names.
12895 (idx_find_step): Cast according to the coding conventions.
12896 (idx_record_use): Likewise.
12897 (find_depends): Likewise.
12898 (prepare_decl_rtl): Likewise.
12899 (mbc_entry_hash): Likewise.
12900 (mbc_entry_eq): Likewise.
12901 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
12902 (simplify_replace_tree): Avoid using C++ keywords as variable names.
12903 (idx_infer_loop_bounds): Cast according to the coding conventions.
12904 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
12905 * tree-ssa-math-opts.c (occ_new ): Likwise.
12906 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
12908 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
12910 (add_use_op): Likewise.
12911 (add_vop): Likewise.
12912 (add_vuse_op): Likewise.
12913 (add_vdef_op): Likewise.
12914 (get_expr_operands): Likewise.
12915 (push_stmt_changes): Use type safe memory macros.
12916 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
12917 keywords as variable names.
12918 (conditional_replacement): Likewise.
12919 (minmax_replacement): Likewise.
12920 (abs_replacement): Likewise.
12921 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
12922 coding conventions.
12923 (insert_fake_stores): Avoid using C++ keywords as variable names.
12924 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
12926 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
12927 (heapvar_insert): Use type safe memory macros.
12928 (new_var_info): Cast according to the coding conventions.
12929 (new_constraint): Likewise.
12930 (remove_preds_and_fake_succs): Use type safe memory macros.
12931 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
12933 (thread_single_edge): Likewise.
12934 (thread_through_loop_header): Likewise.
12936 2007-06-06 Eric Christopher <echristo@apple.com>
12938 * config/i386/i386.c (override_options): Move handling
12939 of TARGET_SUBTARGET* earlier.
12941 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
12943 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
12946 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
12948 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
12949 emited outside of basic block.
12950 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
12951 the created blocks.
12952 * rtl.h (delete_insn_chain): Declaration changed.
12953 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
12955 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
12956 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
12957 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
12958 to delete_insn_chain.
12959 (rtl_verify_flow_info_1): Verify that the insns in header and footer
12960 do not have bb field set.
12961 (rtl_verify_flow_info): Verify that insns between basic blocks do not
12963 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
12964 * cfgcleanup.c (try_optimize_cfg): Ditto.
12966 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
12968 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
12969 (lambda_body_vector_new): Use type safe memory macros.
12970 (lambda_linear_expression_new): Likewise.
12971 (lambda_loopnest_new): Likewise.
12972 (lambda_lattice_new): Likewise.
12973 (replace_uses_equiv_to_x_with_y): Cast according to the coding
12974 conventions. Use type safe memory macros.
12975 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
12976 (lambda_body_vector_s): Likewise.
12977 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
12978 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
12980 2007-06-06 Richard Guenther <rguenther@suse.de>
12982 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
12983 if we need to schedule cfg_cleanup.
12984 (tree_ssa_forward_propagate_single_use_vars): Do so.
12986 2007-06-06 Ian Lance Taylor <iant@google.com>
12988 * fold-const.c (merge_ranges): If range_successor or
12989 range_predecessor fail, just return 0.
12991 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
12993 PR tree-optimization/32216
12994 * tree-vectorizer.c (supportable_widening_operation): Determine
12995 signedness of FIX_TRUNC_EXPR from output operand.
12996 (supportable_narrowing_operation): Ditto.
12997 * tree-vect-generic.c (expand_vector_operations_1): Determine
12998 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
12999 from input operand.
13001 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
13003 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
13004 (struct pta): ...from here. Change flags to unsigned to avoid
13005 excessive casting (as it is used as a bit mask).
13006 (override_options): Add casts according to the coding convenventions.
13007 (x86_64_elf_unique_section): Likewise.
13008 (examine_argument): Avoid using C++ keywords as variable names.
13009 (construct_container): Likewise.
13010 (legitimize_pic_address): Likewise.
13011 (get_dllimport_decl): Cast according to the coding conventions. Use
13012 type safe memory macros.
13013 (legitimize_address): Cast according to the coding conventions.
13014 (emit_i387_cw_initialization): Corrected the type of slot to enum
13016 (ix86_init_machine_status): Use type safe memory macros.
13017 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
13018 (bdesc_pcmpistr): Likewise.
13019 (bdesc_crc32): Likewise.
13020 (bdesc_sse_3arg): Likewise.
13021 (bdesc_2arg): Likewise.
13022 (bdesc_1arg): Likewise.
13023 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
13024 (ix86_expand_sse_pcmpistr): Likewise.
13025 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
13026 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
13027 int to match the langhook definition.
13028 (ix86_builtin_conversion): Change the type of code to unsigned init to
13029 match the langhook definition.
13030 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
13032 (ix86_preferred_output_reload_class): Likewise.
13033 (ix86_cannot_change_mode_class): Likewise.
13034 (ix86_memory_move_cost): Likewise.
13035 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
13036 avoid excessive casting later on.
13037 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
13039 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
13041 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
13042 as flags setting insn.
13043 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
13045 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
13047 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
13048 (UNSPEC_ROUND): New.
13049 ("sse4_1_round<mode>2"): New insn pattern.
13050 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
13052 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
13053 expander using SSEMODEF mode macro. Expand using
13054 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
13055 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
13056 expander using SSEMODEF mode macro. Expand using
13057 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
13058 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
13059 expander using SSEMODEF mode macro. Expand using
13060 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
13061 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
13062 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
13063 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
13066 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
13067 Sebastian Pop <sebpop@gmail.com>
13069 * lambda.h (build_linear_expr): New.
13070 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
13071 Use build_linear_expr, call fold and force_gimple_operand.
13072 (lambda_loopnest_to_gcc_loopnest): Check that there is
13073 something to insert.
13074 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
13076 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
13078 PR preprocessor/23479
13079 * doc/extend.texi: Document the 0b-prefixed binary integer
13080 constant extension.
13082 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
13084 PR tree-optimization/32215
13085 * tree-vectorizer.c (supportable_widening_operation): Return false
13086 for unsupported FIX_TRUNC_EXPR tree code.
13087 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
13089 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
13091 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
13092 register on SPE targets. Change documentation to reflect
13094 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
13095 Change FIXED_SCRATCH to 14 and document why we're keeping r14
13096 out of the register allocation pool.
13097 (rs6000_reg_live_or_pic_offset_p): New function.
13098 (rs6000_emit_prologue): Move the actual saving of LR up to free
13099 r0 for holding r11. Split saving of SPE 64-bit registers into
13100 its own case. Ensure that offsets will always be in-range for
13101 'evstdd' by using r11 as a scratch register to point at the start
13102 of the SPE save area. Save r11 if necessary, as it is the static
13104 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
13105 into its own case. Ensure that offsets will always be in-range
13106 for 'evldd' by using r11 as a scratch register to point at the
13107 start of the SPE save area. Also adjust r11 when restoring
13108 the stack pointer to compensate for pre-loading r11.
13110 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
13112 * cfg.c (init_flow): Use type safe memory macros.
13113 (alloc_block): Likewise.
13114 (unchecked_make_edge): Likewise.
13115 (dump_flow_info): Avoid using C++ keywords as variable names.
13116 (copy_original_table_clear): Cast according to the coding conventions.
13117 (copy_original_table_set): Likewise.
13118 * cfgexpand (label_rtx_for_bb): Likewise.
13119 (expand_gimple_basic_block): Likewise.
13120 * cfghooks.c (dump_bb): Likewise.
13121 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
13123 (lv_add_condition_to_bb): Likewise.
13124 * cfglayout (relink_block_chain): Cast according to the coding
13126 (fixup_reorder_chain): Likewise.
13127 (fixup_fallthru_exit_predecessor): Likewise.
13128 * cfgloop.c (glb_enum_p): Likewise.
13129 (get_exit_description): Likewise.
13130 (dump_recorded_exit): Likewise.
13131 * cfgloop.h (enum loop_estimation): Move out of struct scope...
13132 (struct loop): ... from here.
13133 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
13135 * cfgrtl.c (rtl_create_basic_block): Likewise.
13136 (rtl_split_block): Likewise.
13137 (rtl_dump_bb): Likewise.
13138 (cfg_layout_split_block): Likewise.
13139 (init_rtl_bb_info): Use typesafe memory macros.
13141 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
13142 * graphds.h: Updated all usages of edge to graph_edge.
13143 * graphds.c: Likewise.
13144 * cfgloopanal.c: Likewise.
13146 2007-06-05 Ian Lance Taylor <iant@google.com>
13148 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
13149 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
13150 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
13152 (test_for_singularity): Likewise.
13154 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
13156 * config/i386/constraints.md ("Y2"): Replaced by ...
13158 * config/i386/i386.md: Likewise.
13159 * config/i386/mmx.md: Likewise.
13160 * config/i386/sse.md: Likewise.
13162 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
13164 * config/i386/constraints.md ("z"): Replaced by ...
13166 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
13167 (sse4_1_blendvps): Likewise.
13168 (sse4_1_pblendvb): Likewise.
13169 (sse4_2_pcmpestr): Likewise.
13170 (sse4_2_pcmpestrm): Likewise.
13171 (sse4_2_pcmpestr_cconly): Likewise.
13172 (sse4_2_pcmpistr): Likewise.
13173 (sse4_2_pcmpistrm): Likewise.
13174 (sse4_2_pcmpistr_cconly): Likewise.
13176 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
13178 * matrix-reorg.c (transform_access_sites): Fix computation.
13179 (transform_allocation_sites): Same.
13181 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
13183 * config/i386/i386.c (override_options): Use
13184 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
13186 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
13188 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
13189 (nonimm_not_xmm0_operand): Ditto.
13190 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
13191 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
13192 as operand[2] predicate. Require "z" class XMM register for
13193 operand[3]. Adjust asm template.
13194 ("sse4_1_blendvpd"): Ditto.
13195 ("sse4_1_pblendvb"): Ditto.
13196 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
13197 force op2 into xmm0 register for variable blend instructions.
13199 2007-06-04 Tom Tromey <tromey@redhat.com>
13201 * c-tree.h (start_enum): Update.
13202 (build_enumerator): Likewise.
13203 * c-decl.c (enum_next_value): Removed.
13204 (enum_overflow): Likewise.
13205 (start_enum): Add c_enum_contents argument. Don't use globals.
13206 (build_enumerator): Likewise.
13207 * c-tree.h (struct c_enum_contents): New struct.
13209 2007-06-04 Tom Tromey <tromey@redhat.com>
13211 * c-common.c (c_common_get_alias_set): Fix indentation.
13213 2007-06-04 Ian Lance Taylor <iant@google.com>
13215 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
13216 to overflow, reduce overflow infinity to regular infinity.
13217 (vrp_var_may_overflow): New static function.
13218 (vrp_visit_phi_node): Check vrp_var_may_overflow.
13220 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
13222 * stor-layout.c (layout_type): Remove duplicate code.
13224 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
13227 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
13228 before build_common_builtin_nodes ().
13230 2007-06-04 Steve Ellcey <sje@cup.hp.com>
13233 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
13235 2007-06-04 Jan Hubicka <jh@suse.cz>
13237 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
13238 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
13239 instead of _stat version.
13241 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
13243 PR tree-optimization/32194
13244 * tree-predcom.c (determine_offset): Check that both references have
13247 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
13249 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
13250 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
13251 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
13252 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
13253 Add argument to iterate_fix_dominators call.
13254 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
13255 * gcse.c (hoist_code): Change domby to vector.
13256 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
13257 Add argument to iterate_fix_dominators call.
13258 * loop-doloop.c (doloop_modify): Changed recount_dominator to
13259 recompute_dominator.
13260 * lambda-code.c (perfect_nestify): Ditto.
13261 * cfgloopanal.c: Include graphds.h.
13262 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
13263 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
13264 (mark_irreducible_loops): Use graphds_scc. Remove argument from
13266 * graphds.c: New file.
13267 * graphds.h: New file.
13268 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
13269 (get_dominated_by, get_dominated_by_region): Change return type to
13271 (verify_dominators): Recompute all dominators and compare the results.
13272 (recount_dominator): Renamed to ...
13273 (recompute_dominator): ... this. Do not check that the block is
13274 dominated by entry.
13275 (iterate_fix_dominators): Reimplemented.
13276 (prune_bbs_to_update_dominators, root_of_dom_tree,
13277 determine_dominators_for_sons): New functions.
13278 * et-forest.c (et_root): New function.
13279 * et-forest.h (et_root): Declare.
13280 * Makefile.in (graphds.o): Add.
13281 (cfgloopanal.o): Add graphds.h dependency.
13282 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
13283 * basic-block.h (get_dominated_by, get_dominated_by_region,
13284 iterate_fix_dominators): Declaration changed.
13285 (recount_dominator): Renamed to ...
13286 (recompute_dominator): ... this.
13287 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
13288 (thread_through_all_blocks): Do not free dominance info.
13290 2007-06-03 Andreas Schwab <schwab@suse.de>
13292 * config/m68k/m68k.c (override_options): Don't override
13294 * config/m68k/m68k-modes.def (SF, DF): Define to use
13295 motorola_single_format and motorola_double_format, resp.
13296 * real.c (motorola_single_format): Renamed from
13297 coldfire_single_format.
13298 (motorola_double_format): Renamed from coldfire_double_format.
13299 (encode_ieee_extended): Generate a proper canonical NaN image
13300 respecting canonical_nan_lsbs_set.
13301 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
13303 * real.h: Adjust declarations.
13305 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
13308 * config/sh/sh.md (symGOT_load): Don't schedule insns when
13309 the symbol is generated with the stack protector.
13311 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
13313 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
13314 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
13316 * doc/extend.texi (interrupt): Mention m68k.
13318 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
13320 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
13321 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
13322 (ix86_expand_sse_pcmpestr): Do not check operands for
13323 "register_operand", when insn operand predicate is "register_operand".
13324 (ix86_expand_sse_pcmpistr): Ditto.
13326 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
13327 Uros Bizjak <ubizjak@gmail.com>
13329 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
13330 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
13331 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
13332 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
13333 * config/i386/constraints.md ("z"): New register constraint
13334 for members of SSE_FIRST_REG class.
13335 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
13336 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
13337 SSE_FIRST_REG class.
13338 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
13339 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
13340 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
13341 (IX86_BUILTIN_PCMPESTRM128): Likewise.
13342 (IX86_BUILTIN_PCMPESTRA128): Likewise.
13343 (IX86_BUILTIN_PCMPESTRC128): Likewise.
13344 (IX86_BUILTIN_PCMPESTRO128): Likewise.
13345 (IX86_BUILTIN_PCMPESTRS128): Likewise.
13346 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
13347 (IX86_BUILTIN_PCMPISTRI128): Likewise.
13348 (IX86_BUILTIN_PCMPISTRM128): Likewise.
13349 (IX86_BUILTIN_PCMPISTRA128): Likewise.
13350 (IX86_BUILTIN_PCMPISTRC128): Likewise.
13351 (IX86_BUILTIN_PCMPISTRO128): Likewise.
13352 (IX86_BUILTIN_PCMPISTRS128): Likewise.
13353 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
13354 (struct builtin_description): Change "flag" field to unsigned.
13355 (bdesc_pcmpestr): New builtin description table.
13356 (bdesc_pcmpistr): Likewise.
13357 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
13358 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
13359 Initialize pcmp[ei]str[im] insns for SSE4.2.
13360 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
13361 (ix86_expand_sse_pcmpistr): Likewise.
13362 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
13363 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
13364 (UNSPEC_PCMPISTR): Likewise.
13365 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
13366 (sse4_2_pcmpestri):New isns pattern.
13367 (sse4_2_pcmpestrm): Likewise.
13368 (sse4_2_pcmpestr_cconly): Likewise.
13369 (sse4_2_pcmpistr): New insn patern and splitter.
13370 (sse4_2_pcmpistri):New isns pattern.
13371 (sse4_2_pcmpistrm): Likewise.
13372 (sse4_2_pcmpistr_cconly): Likewise.
13373 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
13376 2007-06-01 David Daney <ddaney@avtrex.com>
13378 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
13379 LOADGP_ABSOLUTE and not binds_local_p.
13381 2007-06-01 Geoffrey Keating <geoffk@apple.com>
13383 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
13385 2007-06-01 Ian Lance Taylor <iant@google.com>
13387 * tree-vrp.c (compare_name_with_value): Always set
13388 used_strict_overflow if we get a result from the variable itself.
13390 2007-06-01 Ian Lance Taylor <iant@google.com>
13392 PR rtl-optimization/31455
13393 * lower-subreg.c (find_decomposable_subregs): Don't decompose
13394 subregs which have a cast between modes which are not tieable.
13396 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
13398 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
13399 breaks after return statements.
13401 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
13403 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
13404 only after no_new_pseudos.
13406 2007-05-31 Eric Christopher <echristo@apple.com>
13408 * expr.c (convert_move): Assert that we don't have a BLKmode
13410 (store_expr): Handle BLKmode moves by calling emit_block_move.
13412 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
13414 * c-typeck.c (build_indirect_ref): Include type in error message.
13415 (build_binary_op): Pass types to binary_op_error.
13416 * c-common.c (binary_op_error): Take two type arguments, print out
13418 * c-common.h (binary_op_error): Update prototype.
13420 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
13422 * config/i386/i386.c: Correct coments on -mno-sse4.
13424 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
13426 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
13427 (x86_64-*-*): Likewise.
13428 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
13429 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
13430 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
13431 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
13432 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
13433 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
13434 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
13435 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
13436 (OPTION_MASK_ISA_SSE4): Likewise.
13437 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
13438 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
13439 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
13440 (override_options): Support SSE4.2.
13441 (ix86_build_const_vector): Support SImode and DImode.
13442 (ix86_build_signbit_mask): Likewise.
13443 (ix86_expand_int_vcond): Support V2DImode.
13444 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
13445 (IX86_BUILTIN_CRC32HI): Likewise.
13446 (IX86_BUILTIN_CRC32SI): Likewise.
13447 (IX86_BUILTIN_CRC32DI): Likewise.
13448 (IX86_BUILTIN_PCMPGTQ): Likewise.
13449 (bdesc_crc32): Likewise.
13450 (bdesc_sse_3arg): Likewise.
13451 (ix86_expand_crc32): Likewise.
13452 (ix86_init_mmx_sse_builtins): Support SSE4.2.
13453 (ix86_expand_builtin): Likewise.
13454 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
13455 __SSE4_2__ for -msse4.2.
13456 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
13457 (CRC32MODE): Likewise.
13458 (crc32modesuffix): Likewise.
13459 (crc32modeconstraint): Likewise.
13460 (sse4_2_crc32<mode>): Likewise.
13461 (sse4_2_crc32di): Likewise.
13462 * config/i386/i386.opt (msse4.2): New for SSE4.2.
13464 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
13465 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
13466 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
13467 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
13468 (vcondu<mode>): Likewise.
13469 * doc/extend.texi: Document SSE4.2 built-in functions.
13470 * doc/invoke.texi: Document -msse4.2/-msse4.
13472 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
13474 PR tree-optimization/32160
13475 * tree-predcom.c (predcom_tmp_var): New function. Mark created
13476 variable as gimple reg.
13477 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
13479 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
13481 * gcc.c (main): Don't consider linker options when issuing the
13482 warning about a linker input file not being used.
13484 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13486 * tree-vrp.c (compare_names): Initialize sop.
13488 2007-05-30 Dirk Mueller <dmueller@suse.de>
13490 * cgraphunit.c (cgraph_analyze_function): Remove
13491 computation of inline parameters.
13493 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
13495 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
13497 2007-05-30 Richard Sandiford <richard@codesourcery.com>
13499 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
13500 Add vx-common.h. Include vxworks.h between vx-common.h and
13502 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
13504 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
13505 (TARGET_ASM_DESTRUCTOR): Likewise.
13506 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
13507 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
13508 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
13509 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
13510 (VXWORKS_ENDIAN_SPEC): Define.
13511 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
13512 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
13513 VXWORKS_* equivalents.
13514 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
13515 (ASM_FILE_START): Delete.
13516 (TARGET_VERSION): Reformat.
13517 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
13518 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
13519 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
13520 (FPBIT, DPBIT): Define.
13521 (fp-bit.c, dp-bit.c): New rules.
13522 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
13523 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
13524 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
13525 * config/arm/arm.h: Include vxworks-dummy.h.
13526 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
13527 Mark with ATTRIBUTE_UNUSED.
13528 (arm_override_options): Do not allow VxWorks RTP PIC to be used
13529 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
13530 make it incompatible with -msingle-pic-base.
13531 (arm_function_ok_for_sibcall): Return false for calls that might
13532 go through a VxWorks PIC PLT entry.
13533 (require_pic_register): New function, split out from...
13534 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
13536 (arm_load_pic_register): Handle the VxWorks RTP initialization
13537 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
13538 (arm_emit_call_insn): New function.
13539 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
13540 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
13541 (pic_offset_arm): New pattern.
13542 (call, call_value): Use arm_emit_call_insn.
13543 (call_internal, call_value_internal): New expanders.
13544 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
13545 VxWorks unless __PIC__.
13547 2007-05-30 Eric Christopher <echristo@gmail.com>
13549 * genrecog.c: Include regs.h in generated file.
13550 * genemit.c: Ditto. Fix up formatting.
13551 * config/mn10300/constraints.md: New.
13552 * config/mn10300/mn10300.md: Include.
13553 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
13554 Fix up for removed macro.
13555 * config/mn10300/predicates.md (call_address_operand): Ditto.
13556 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
13557 (CONST_OK_FOR_I): Ditto.
13558 (CONST_OK_FOR_J): Ditto.
13559 (CONST_OK_FOR_K): Ditto.
13560 (CONST_OK_FOR_L): Ditto.
13561 (CONST_OK_FOR_M): Ditto.
13562 (CONST_OK_FOR_N): Ditto.
13563 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
13567 (EXTRA_CONSTRAINT): Ditto.
13569 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
13571 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
13573 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
13574 OPTION_MASK_ISA_64BIT.
13575 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
13577 2007-05-30 Richard Guenther <rguenther@suse.de>
13579 PR middle-end/32152
13580 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
13581 types for comparison.
13582 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
13583 with original typed arguments.
13584 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
13586 2007-05-30 Jakub Jelinek <jakub@redhat.com>
13588 PR tree-optimization/31769
13589 * except.c (duplicate_eh_regions): Clear prev_try if
13590 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
13592 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
13594 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
13595 * tree-ssa-sink.c (statement_sink_location): Return basic block and
13596 bsi of the location where statements should be inserted.
13597 (sink_code_in_bb): Take bsi from statement_sink_location.
13598 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
13599 instead of bsi_start.
13600 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
13602 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
13603 (bsi_move_before): Document inconsistency with bsi_move_after.
13604 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
13606 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
13608 * config/i386/i386.h (TARGET_ABM): New define.
13609 (TARGET_POPCNT): Ditto.
13610 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
13611 New temporary defines to redefine from OPTION_ISA_* defines.
13612 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
13613 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
13614 (ix86_isa_flags): New extern int declaration.
13615 (TARGET_SUBTARGET_DEFAULT): New define.
13616 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
13617 (TARGET_SUBTARGET32_DEFAULT): Ditto.
13618 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
13619 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
13620 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
13621 * config/i386/darwin.h: Change TARGET_64BIT define to
13624 * config/i386/i386.opt (m3dnowa): Define as undocumented option
13625 using existing "ix86_isa_flags" varible.
13626 (m32, m64): Use existing "ix86_isa_flags" variable.
13627 (mmmx, m3dnow): Ditto.
13628 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
13629 (mabm): Define as non-negative option using "x86_abm" variable.
13630 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
13632 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
13633 Rewrite feature test bitmap.
13634 (ix86_isa_flags): New initialized global int varible.
13635 (ix86_isa_flags_explicit): New static int variable.
13636 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
13637 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
13638 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
13639 target_flags_explicit.
13640 (override_options): Remove "target_enable" and "target_disable" fields
13641 from "struct ptt". Update processor_target_table accordingly. Remove
13642 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
13643 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
13644 "target_flags" and "ix86_isa_flags_explicit" instead of
13645 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
13646 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
13647 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
13648 to true when either of PTA_POPCNT or PTA_ABM is set in
13649 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
13650 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
13651 processor_alias_table flags entry. Remove handling of
13652 "target_enable" and "target_disable" fields of processor_target_table.
13653 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
13654 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
13655 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
13656 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
13657 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
13659 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
13661 2007-05-29 David Daney <ddaney@avtrex.com>
13664 * config/mips/mips.c (mips_output_mi_thunk): Emit
13665 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
13667 2007-05-29 Hui-May Chang <hm.chang@apple.com>
13668 * config/i386/i386.c (ix86_function_regparm): Added checking of
13669 ix86_force_align_arg_pointer to determine the number of
13670 register parameters.
13672 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
13674 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
13675 (SET_DR_MISALIGNMENT): New.
13676 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
13677 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
13678 Use SET_DR_MISALIGNMENT.
13679 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
13681 * tree-data-ref.c (create_data_ref, compute_all_dependences,
13682 find_loop_nest): Export.
13683 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
13684 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
13685 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
13686 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
13688 (struct mem_ref): Add field reuse_distance.
13689 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
13690 Initialize reuse_distance field.
13691 (issue_prefetch_ref): Select temporality of prefetch according to
13693 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
13694 self_reuse_distance, determine_loop_nest_reuse): New functions.
13695 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
13696 (tree_ssa_prefetch_arrays): Dump L2 cache size.
13697 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
13700 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
13702 * tree-ssa-alias.c: Add aliasing overview.
13704 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
13705 Danny Smith <dannysmith@users.sourceforge.net>
13708 * config/i386/t-crtfm: Compile crtfastmath.o with
13709 -minline-all-stringops.
13710 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
13711 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
13713 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13715 * doc/md.texi: Document constraints on HP PA-RISC.
13717 * pa/constraints.md: New file.
13718 * pa.md: Include constraints.md.
13719 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
13720 (integer_store_memory_operand, ldil_cint_p): New functions.
13721 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
13722 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
13723 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
13724 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
13725 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
13727 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
13730 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
13731 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
13732 case POSTDECREMENT_EXPR>): Return the error_mark_node
13733 if either the real or imaginary parts would an
13736 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
13738 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
13739 name when we remove it from a call.
13741 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
13743 * targhooks.c (default_narrow_bitfield): Remove.
13744 * targhooks.h: Remove the prototype for
13745 default_narrow_bitfield.
13747 * langhooks-def.h: Remove the prototype for
13748 hook_get_alias_set_0.
13749 * langhooks.c (hook_get_alias_set_0): Remove.
13751 * global.c (EXECUTE_IF_CONFLICT): Remove.
13753 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
13756 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
13757 return true when truth_value_p is true and the type
13760 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
13762 * doc/install.texi (Prerequisites): We no longer require Autoconf
13763 2.13 for the top-level.
13765 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
13767 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
13768 memory access via x86_expand_vector_move_misalign() only for
13769 TImode values on 32-bit targets.
13771 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
13773 * matrix-reorg.c: New file. Implement matrix flattening and
13774 transposing optimization.
13775 * tree-pass.h: Add matrix reorg pass.
13776 * common.opt: Add fipa-mreorg flag.
13777 * Makefile.in: Add matrix-reorg.c.
13778 * passes.c: Add matrix reorg pass.
13779 * varpool.c (add_new_static_var): New function.
13780 * cgraph.h (add_new_static_var): Declare.
13782 2007-05-27 Eric Christopher <echristo@apple.com>
13784 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
13785 sp_offset depending on stack size. Save r12 depending
13786 on registers we're saving later.
13787 (rs6000_emit_epilogue): Update sp_offset depending only
13790 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
13792 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
13793 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
13794 * ifcvt.c (if_convert): Ditto.
13795 * tree-ssa-threadupdate.c (thread_block): Ditto.
13796 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
13797 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
13798 verify_loop_closed_ssa): Check number_of_loops instead of
13800 * predict.c (tree_estimate_probability): Ditto.
13801 * tree-if-conv.c (main_tree_if_conversion): Ditto.
13802 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
13803 * modulo-sched.c (sms_schedule): Ditto.
13804 * tree-scalar-evolution.c (scev_const_prop): Ditto.
13805 (scev_finalize): Do not do anything if scev analysis was not
13807 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
13808 current_loops == NULL.
13809 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
13810 * loop-init.c (loop_optimizer_init): Do not free current_loops when
13811 there are no loops.
13812 (loop_optimizer_finalize): Assert that loops were analyzed.
13813 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
13814 rtl_doloop): Check number_of_loops instead of current_loops.
13815 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
13816 current_loops == NULL.
13817 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
13818 gate_tree_vectorize tree_linear_transform, check_data_deps,
13819 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
13820 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
13821 Check number_of_loops instead of current_loops.
13822 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
13823 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
13824 free loops if available.
13825 (execute_pre): Do not pass do_fre to fini_pre.
13827 2007-05-27 Tobias Burnus <burnus@net-b.de>
13829 PR middle-end/32083
13830 * real.c (mpfr_from_real): Fix sign of -Inf.
13832 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
13834 * tree-vect-transform.c (vectorizable_conversion): Initialize
13835 tree_code variables to ERROR_MARK.
13836 (vectorizable_type_demotion): Likewise.
13837 (vectorizable_type_promotion): Likewise.
13839 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
13842 * config/i386/i386.md (movti): Handle push operands via
13843 ix86_expand_push().
13845 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
13847 * basic-block.h: Remove the prototype for merge_seq_blocks.
13848 * cfgcleanup.c (merge_seq_blocks): Remove.
13850 * tree-flow.h: Remove the prototype for is_aliased_with.
13851 * tree-ssa-alias.c (is_aliased_with): Remove.
13853 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
13855 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
13857 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
13859 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
13860 ix86_expand_sse4_unpack if SSE4.1 is enabled.
13861 (vec_unpacks_hi_v16qi): Likewise.
13862 (vec_unpacku_lo_v16qi): Likewise.
13863 (vec_unpacks_lo_v16qi): Likewise.
13864 (vec_unpacku_hi_v8hi): Likewise.
13865 (vec_unpacks_hi_v8hi): Likewise.
13866 (vec_unpacku_lo_v8hi): Likewise.
13867 (vec_unpacks_lo_v8hi): Likewise.
13868 (vec_unpacku_hi_v4si): Likewise.
13869 (vec_unpacks_hi_v4si): Likewise.
13870 (vec_unpacku_lo_v4si): Likewise.
13871 (vec_unpacks_lo_v4si): Likewise.
13873 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
13875 * c-typeck.c, config/arm/arm.c, config/darwin.c,
13876 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
13877 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
13878 follow spelling conventions in various
13879 warning/error/diagnostic messages.
13881 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
13882 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
13883 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
13884 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
13885 tree-vrp.c: Fix comment typos. Follow spelling conventions.
13886 * doc/tm.texi: Follow spelling conventions.
13888 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
13891 * tree-ssa-forwprop.c
13892 (forward_propagate_addr_into_variable_array_index): Remove
13893 the lhs argument. Use the type of def_rhs instead of lhs.
13894 (forward_propagate_addr_expr_1): Update use of
13895 forward_propagate_addr_into_variable_array_index.
13897 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
13898 Nigel Stephens <nigel@mips.com>
13900 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
13901 function attributes, "far" being an alias for "long_call".
13902 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
13903 (mips_near_type_p, mips_far_type_p): New.
13904 (mips_comp_type_attributes): New function to check that attributes
13905 attached to a function type are compatible.
13906 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
13907 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
13908 to the target function of the thunk.
13909 (mips_encode_section_info): Check for "near" and "far" function
13910 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
13912 * config/mips/predicates.md (const_call_insn_operand): Test only
13913 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
13915 * doc/extend.texi (Function Attributes): Document MIPS "near" and
13918 * testsuite/gcc.target/mips/near-far-1.c: New test case.
13919 * testsuite/gcc.target/mips/near-far-2.c: New test case.
13920 * testsuite/gcc.target/mips/near-far-3.c: New test case.
13921 * testsuite/gcc.target/mips/near-far-4.c: New test case.
13923 2007-05-25 Eric Christopher <echristo@apple.com>
13925 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
13926 to x86-darwin configurations.
13927 * config/i386/t-darwin: Add softfp support.
13928 * config/i386/t-darwin64: Ditto.
13929 * config/i386/sfp-machine.h: If mach then don't use
13930 aliasing, emit a stub to call.
13932 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
13934 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
13935 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
13936 tree-predcom.c, tree-ssa-alias-warnings.c,
13937 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
13938 comment typos. Follow spelling conventions.
13939 * doc/cpp.texi, doc/invoke.texi: Fix typos.
13941 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
13944 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
13945 constants into memory. Expand unaligned memory references for
13946 SSE modes via x86_expand_vector_move_misalign() function.
13948 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
13950 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
13951 "memory" attribute for "sseishft" type insn without operands[2].
13953 2007-05-25 Dirk Mueller <dmueller@suse.de>
13954 Marcus Meissner <meissner@suse.de>
13956 * doc/extend.texi (alloc_size): New attribute.
13957 * c-common.c (handle_alloc_size_attribute): New.
13958 * tree-object-size.c (alloc_object_size): Use alloc_size
13959 attribute, if available.
13961 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
13963 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
13965 (__builtin_ia32_vec_ext_v2di): Likewise.
13966 (__builtin_ia32_vec_ext_v4si): Likewise.
13967 (__builtin_ia32_vec_ext_v8hi): Likewise.
13968 (__builtin_ia32_vec_ext_v16qi): Likewise.
13969 (__builtin_ia32_vec_set_v8hi): Likewise.
13971 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
13973 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
13975 2007-05-25 Richard Sandiford <richard@codesourcery.com>
13977 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
13978 (arm_is_longcall_p): Rename to...
13979 (arm_is_long_call_p): ...this. Take a single tree argument and
13981 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
13982 (CUMULATIVE_ARGS): Remove call_cookie.
13983 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
13984 (ENCODED_LONG_CALL_ATTR_P): Delete.
13985 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
13986 LONG_CALL_FLAG_CHAR cases.
13987 (ARM_DECLARE_FUNCTION_SIZE): Delete.
13988 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
13989 ARM_DECLARE_FUNCTION_SIZE.
13990 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
13991 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
13992 (arm_encode_call_attribute, current_file_function_operand): Delete.
13993 (arm_function_in_section_p): New function.
13994 (arm_is_longcall_p): Rename to...
13995 (arm_is_long_call_p): ...this. Take the target function as a single
13996 argument and return a bool. Do not rely on call cookies. Check
13997 whether the target symbol is in the same section as the current
13998 function, not just the same compilation unit.
13999 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
14000 (arm_encode_section_info): Don't encode a call type.
14001 * config/arm/arm.md (call, call_value): Update calls to
14002 arm_is_long(_)call_p. Simplify logic.
14003 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
14004 Update calls to arm_is_long(_)call_p.
14006 2007-05-25 Richard Guenther <rguenther@suse.de>
14008 PR tree-optimization/31982
14009 * tree-ssa-forwprop.c
14010 (forward_propagate_addr_into_variable_array_index): Handle arrays
14011 with element size one.
14013 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14015 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
14016 (umulsi3_highpart): Likewise.
14018 2007-05-24 Ian Lance Taylor <iant@google.com>
14020 PR rtl-optimization/32069
14021 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
14024 2007-05-24 Ollie Wild <aaw@google.com>
14026 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
14029 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
14031 * postreload-gcse.c (reg_changed_after_insn_p): New function.
14032 (oprs_unchanged_p): Use it to check all registers in a REG.
14033 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
14034 (reg_set_between_after_reload_p): Delete.
14035 (reg_used_between_after_reload_p): Likewise.
14036 (reg_set_or_used_since_bb_start): Likewise.
14037 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
14038 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
14039 Use reg_set_between_p instead of reg_set_between_after_reload_p.
14040 * rtlanal.c (reg_set_p): Check whether REG overlaps
14041 regs_invalidated_by_call, rather than just checking the
14042 membership of REGNO (REG).
14044 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
14046 * doc/passes.texi: Document predictive commoning.
14047 * doc/invoke.texi (-fpredictive-commoning): Document.
14048 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
14049 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
14050 adding indices to the generated name.
14051 (schedule_sm): Pass 0 to get_lsm_tmp_name.
14052 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
14053 * tree-pretty-print.c (op_symbol_1): Renamed to ...
14054 (op_symbol_code): ... and exported.
14055 (dump_omp_clause, op_symbol): Use op_symbol_code
14056 instead of op_symbol_1.
14057 * tree-pass.h (pass_predcom): Declare.
14058 * timevar.def (TV_PREDCOM): New timevar.
14059 * tree-ssa-loop.c (run_tree_predictive_commoning,
14060 gate_tree_predictive_commoning, pass_predcom): New.
14061 * tree-data-ref.c (find_data_references_in_loop): Find the
14062 references in dominance order.
14063 (canonicalize_base_object_address): Ensure that the result has
14065 (dr_analyze_innermost): Export.
14066 (create_data_ref): Code to fail for references with invariant
14068 (find_data_references_in_stmt): ... here.
14069 * tree-data-ref.h (dr_analyze_innermost): Declare.
14070 * tree-affine.c: Include tree-gimple.h and hashtab.h.
14071 (aff_combination_find_elt, name_expansion_hash,
14072 name_expansion_eq, tree_to_aff_combination_expand,
14073 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
14075 * tree-affine.h (aff_combination_constant_multiple_p,
14076 tree_to_aff_combination_expand): Declare.
14077 * tree-predcom.c: New file.
14078 * common.opt (fpredictive-commoning): New option.
14079 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
14080 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
14081 * Makefile.in (tree-predcom.o): Add.
14082 (tree-affine.o): Add TREE_GIMPLE_H dependency.
14083 * passes.c (init_optimization_passes): Add dceloop after
14084 copy propagation in loop optimizer. Add predictive commoning
14085 to loop optimizer passes.
14087 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
14089 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
14092 2007-05-24 Jan Hubicka <jh@suse.cz>
14094 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
14096 (genheader): Include statistics.h.
14098 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
14100 * print-rtl.c (flag_dump_unnumbered): Update comments.
14101 (print_rtl): Fix my previous change.
14102 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
14105 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
14107 PR middle-end/32018
14108 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
14110 (thread_through_all_blocks): Call initialize_original_copy_tables
14111 and free_original_copy_tables.
14112 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
14114 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
14115 * cfghooks.c (duplicate_block): Use get_loop_copy.
14116 * cfg.c: Include cfgloop.h.
14117 (loop_copy): New hash table.
14118 (initialize_original_copy_tables): Initialize loop_copy table.
14119 (free_original_copy_tables): Free loop_copy table.
14120 (copy_original_table_clear, copy_original_table_set,
14121 set_loop_copy, get_loop_copy): New functions.
14122 (set_bb_original, set_bb_copy): Use copy_original_table_set.
14123 * cfgloop.h (struct loop): Remove copy field.
14124 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
14125 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
14127 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
14129 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
14130 -msse/-msse2/-msse3.
14132 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
14134 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
14135 __builtin_ia32_vec_set_v2di with MASK_64BIT.
14137 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
14140 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
14141 * targhooks.h (default_mangle_decl_assembler_name): Declare
14143 * targhooks.c (default_mangle_decl_assembler_name): Define
14145 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
14147 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
14148 * langhooks.c (lhd_set_decl_assembler_name): Call
14149 targetm.mangle_decl_assembler_name for names with global scope.
14151 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
14153 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
14154 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
14156 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
14157 New. Factored out of i386_pe_encode_section_info.
14158 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
14159 Move check for prior decoration of stdcall
14160 symbols to i386_pe_encode_section_info.
14161 (i386_pe_encode_section_info): Adjust call to
14162 gen_stdcall_or_fastcall_suffix. Use
14163 i386_pe_maybe_mangle_decl_assembler_name, if needed.
14164 (i386_pe_mangle_decl_assembler_name): New. Wrap
14165 i386_pe_maybe_mangle_decl_assembler_name.
14167 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
14169 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
14170 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
14171 * langhooks.c (get_signed_or_unsigned_type): Don't check for
14172 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
14173 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
14176 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
14177 Nigel Stephens <nigel@mips.com>
14178 Richard Sandiford <richard@codesourcery.com>
14180 Fix up MIPS16 hard float and add support for complex.
14182 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
14183 (TARGET_SOFT_FLOAT_ABI): New.
14184 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
14185 __mips_soft_float to reflect the ABI in use, not whether the
14186 FPU is directly accessible (e.g., in MIPS16 mode).
14187 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
14188 (UNITS_PER_FPVALUE): Likewise.
14190 * config/mips/mips.c (mips_expand_call): Remove redundant
14191 TARGET_MIPS16 check.
14192 (mips_arg_regno): New.
14193 (function_arg_advance): When setting bits in cum->fp_code for
14194 MIPS16, don't subtract 1 from cum->arg_number, since it is now
14196 (function_arg): Use mips_arg_regno.
14197 (mips_return_mode_in_fpr_p): New.
14198 (mips16_call_stub_mode_suffix): New.
14199 (mips16_cfun_returns_in_fpr_p): New.
14200 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
14201 (mips_output_function_prologue): Test mips16_hard_float, not
14202 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
14203 (mips_expand_epilogue): Call MIPS16 helper routines to copy
14204 return value into a floating-point register.
14205 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
14206 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
14207 (mips16_fp_args): Handle MIPS32r2 ISA which supports
14208 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
14209 word of double arguments from or to the high bits of 64-bit
14210 floating point registers.
14211 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
14212 (mips16_fpret_double): New helper function.
14213 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
14214 support for complex modes. Fill in DECL_RESULT for stubdecl.
14215 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
14217 * config/mips/mips16.S
14218 (RET, ARG1, ARG2): New.
14219 (MERGE_GPRf, MERGE_GPRt): New.
14220 (DELAYt, DELAYf): New.
14221 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
14222 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
14223 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
14224 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
14225 (SFOP): Renamed to...
14226 (OPSF3): This, and macro-ified. Updated all uses.
14227 (SFOP2): Renamed to...
14228 (OPSF2): This, and macro-ified. Updated all uses.
14229 (SFCMP): Renamed to...
14230 (CMPSF): This, and macro-ified. Updated all uses.
14231 (SFREVCMP): Renamed to...
14232 (REVCMPSF): This, and macro-ified. Updated all uses.
14233 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
14234 (LDDBL1, LDDBL2, RETDBL): Deleted.
14235 (DFOP): Renamed to...
14236 (OPDF3): This, and macro-ified. Updated all uses.
14237 (DFOP2): Renamed to...
14238 (OPDF2): This, and macro-ified. Updated all uses.
14239 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
14240 (DFCMP): Renamed to...
14241 (CMPDF): This, and macro-ified. Updated all uses.
14242 (DFREVCMP): Renamed to...
14243 (REVCMPDF): This, and macro-ified. Updated all uses.
14244 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
14245 (RET_FUNCTION): New.
14246 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
14247 (__mips16_ret_sc, __mips16_ret_dc): New.
14248 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
14249 STUB_ARGS_6, STUB_ARGS_10): New.
14250 (CALL_STUB_NO_RET): New.
14251 (__mips16_call_stub_1): Macro-ified.
14252 (__mips16_call_stub_5): Macro-ified.
14253 (__mips16_call_stub_2): Macro-ified.
14254 (__mips16_call_stub_6): Macro-ified.
14255 (__mips16_call_stub_9): Macro-ified.
14256 (__mips16_call_stub_10): Macro-ified.
14257 (CALL_STUB_RET): New.
14258 (__mips16_call_stub_sf_0): Macro-ified.
14259 (__mips16_call_stub_sf_1): Macro-ified.
14260 (__mips16_call_stub_sf_5): Macro-ified.
14261 (__mips16_call_stub_sf_2): Macro-ified.
14262 (__mips16_call_stub_sf_6): Macro-ified.
14263 (__mips16_call_stub_sf_9): Macro-ified.
14264 (__mips16_call_stub_sf_10): Macro-ified.
14265 (__mips16_call_stub_df_0): Macro-ified.
14266 (__mips16_call_stub_df_1): Macro-ified.
14267 (__mips16_call_stub_df_5): Macro-ified.
14268 (__mips16_call_stub_df_2): Macro-ified.
14269 (__mips16_call_stub_df_6): Macro-ified.
14270 (__mips16_call_stub_df_9): Macro-ified.
14271 (__mips16_call_stub_df_10): Macro-ified.
14272 (__mips16_call_stub_sc_0): New.
14273 (__mips16_call_stub_sc_1): New.
14274 (__mips16_call_stub_sc_5): New.
14275 (__mips16_call_stub_sc_2): New.
14276 (__mips16_call_stub_sc_6): New.
14277 (__mips16_call_stub_sc_9): New.
14278 (__mips16_call_stub_sc_10): New.
14279 (__mips16_call_stub_dc_0): New.
14280 (__mips16_call_stub_dc_1): New.
14281 (__mips16_call_stub_dc_5): New.
14282 (__mips16_call_stub_dc_2): New.
14283 (__mips16_call_stub_dc_6): New.
14284 (__mips16_call_stub_dc_9): New.
14285 (__mips16_call_stub_dc_10): New.
14287 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
14288 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
14289 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
14291 2007-05-23 Ian Lance Taylor <iant@google.com>
14293 * doc/invoke.texi (Invoking GCC): Document that the order of the
14296 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
14299 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
14300 * config/score/predicate.md (const_pow2, const_npow2): Remove.
14301 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
14305 * config/score/score.c (score_print_operand): Make sure that only
14306 lower bits are used.
14308 2007-05-22 Ian Lance Taylor <iant@google.com>
14310 * tree-vrp.c (avoid_overflow_infinity): New static function,
14311 broken out of set_value_range_to_value.
14312 (set_value_range_to_value): Call avoid_overflow_infinity.
14313 (extract_range_from_assert): Likewise.
14315 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
14317 PR middle-end/31095
14318 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
14319 change the type before looking for a COMPOUND_EXPR.
14321 2007-05-22 Ian Lance Taylor <iant@google.com>
14323 * lower-subreg.c (decompose_multiword_subregs): If we change an
14324 insn, call remove_retval_note on it.
14326 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
14328 * regs.h (end_hard_regno): New function.
14329 (END_HARD_REGNO, END_REGNO): New macros.
14330 (add_to_hard_reg_set): New function.
14331 (remove_from_hard_reg_set): Likewise.
14332 (in_hard_reg_set_p): Likewise.
14333 (overlaps_hard_reg_set_p): Likewise.
14334 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
14335 (note_btr_set): Use END_HARD_REGNO.
14336 * caller-save.c (setup_save_areas): Use end_hard_regno.
14337 (mark_set_regs): Use END_HARD_REGNO.
14338 (add_stored_regs): Use end_hard_regno.
14339 (mark_referenced_regs): Use add_to_hard_reg_set.
14340 * combine.c (update_table_tick): Use END_REGNO.
14341 (record_value_for_reg): Likewise.
14342 (record_dead_and_set_regs): Likewise.
14343 (get_last_value_validate): Likewise.
14344 (use_crosses_set_p): Likewise.
14345 (reg_dead_at_p_1): Likewise.
14346 (reg_dead_at_p): Likewise.
14347 (mark_used_regs_combine): Use add_to_hard_reg_set.
14348 (move_deaths): Use END_HARD_REGNO.
14349 (reg_bitfield_target_p): Use end_hard_regno.
14350 (distribute_notes): Use END_HARD_REGNO.
14351 * cse.c (mention_regs): Use END_REGNO.
14352 (insert): Use add_to_hard_reg_set.
14353 (invalidate): Use END_HARD_REGNO.
14354 (invalidate_for_call): Likewise.
14355 (exp_equiv_p): Use END_REGNO.
14356 (cse_insn): Likewise.
14357 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
14358 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
14359 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
14360 * function.c (keep_stack_depressed): Use end_hard_regno.
14361 * global.c (global_alloc): Use end_hard_regno.
14362 (global_conflicts): Use add_to_hard_reg_set instead of
14364 (find_reg): Likewise.
14365 (mark_reg_store): Likewise.
14366 (mark_reg_conflicts): Likewise.
14367 (mark_reg_death): Use remove_from_hard_reg_set.
14368 (mark_reg_live_nc): Delete.
14369 (set_preference): Use end_hard_regno.
14370 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
14371 remove_from_hard_reg_set.
14372 (post_mark_life): Use add_to_hard_reg_set.
14373 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
14374 (reg_becomes_live): Use add_to_hard_reg_set.
14375 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
14376 (peep2_find_free_register): Use add_to_hard_reg_set.
14377 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
14378 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
14379 * regrename.c (note_sets): Use add_to_hard_reg_set.
14380 (clear_dead_regs): Use remove_from_hard_reg_set.
14381 (regrename_optimize): Use add_to_hard_reg_set.
14382 (find_oldest_value_reg): Use in_hard_reg_set_p.
14383 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
14384 (hard_reg_set_here_p): Use end_hard_regno.
14385 (decompose): Likewise.
14386 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
14387 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
14388 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
14389 (mark_home_live): Use end_hard_regno.
14390 (spill_hard_reg): Likewise.
14391 (clear_reload_reg_in_use): Likewise.
14392 * reorg.c (delete_prior_computation): Use END_REGNO.
14393 * resource.c (update_live_status): Use END_HARD_REGNO.
14394 (mark_referenced_resources): Use add_to_hard_reg_set.
14395 (mark_set_resources): Likewise.
14396 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
14397 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
14398 (reg_overlap_mentioned_p): Likewise.
14399 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
14400 (covers_regno_no_parallel_p): Use END_REGNO.
14401 (find_regno_note): Likewise.
14402 (find_reg_fusage): Use END_HARD_REGNO.
14403 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
14404 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
14406 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
14408 * mode-switching.c (reg_dies): Change type of second argument to
14410 (optimize_mode_switching): Update accordingly.
14412 2007-05-22 Richard Sandiford <richard@codesourcery.com>
14414 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
14416 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
14417 (hard_reg_set_empty_p): ...these new functions.
14418 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
14419 GO_IF_HARD_REG_SUBSET.
14420 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
14421 instead of GO_IF_HARD_REG_EQUAL.
14422 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
14423 instead of GO_IF_HARD_REG_EQUAL.
14424 * global.c (find_reg): Use hard_reg_set_empty_p instead of
14425 GO_IF_HARD_REG_SUBSET.
14426 (modify_reg_pav): Use hard_reg_set_empty_p instead of
14427 GO_IF_HARD_REG_EQUAL.
14428 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
14429 of GO_IF_HARD_REG_SUBSET.
14430 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
14431 instead of GO_IF_HARD_REG_EQUAL.
14432 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
14433 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
14434 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
14435 of GO_IF_HARD_REG_SUBSET,
14436 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
14437 GO_IF_HARD_REG_SUBSET.
14438 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
14439 instead of GO_IF_HARD_REG_EQUAL.
14440 * config/sh/sh.c (push_regs, calc_live_regs): Use
14441 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
14442 (hard_regs_intersect_p): Delete.
14444 2007-05-22 Janis Johnson <janis187@us.ibm.com>
14446 * doc/sourcebuild.texi (Test Directives) Add dg-message.
14448 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
14449 Richard Henderson <rth@redhat.com>
14451 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
14453 (x86_64-*-*): Likewise.
14455 * i386/i386-modes.def (V2QI): New.
14457 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
14459 (override_options): Support SSE4.1.
14460 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
14461 (IX86_BUILTIN_BLENDPS): Likewise.
14462 (IX86_BUILTIN_BLENDVPD): Likewise.
14463 (IX86_BUILTIN_BLENDVPS): Likewise.
14464 (IX86_BUILTIN_PBLENDVB128): Likewise.
14465 (IX86_BUILTIN_PBLENDW128): Likewise.
14466 (IX86_BUILTIN_DPPD): Likewise.
14467 (IX86_BUILTIN_DPPS): Likewise.
14468 (IX86_BUILTIN_INSERTPS128): Likewise.
14469 (IX86_BUILTIN_MOVNTDQA): Likewise.
14470 (IX86_BUILTIN_MPSADBW128): Likewise.
14471 (IX86_BUILTIN_PACKUSDW128): Likewise.
14472 (IX86_BUILTIN_PCMPEQQ): Likewise.
14473 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
14474 (IX86_BUILTIN_PMAXSB128): Likewise.
14475 (IX86_BUILTIN_PMAXSD128): Likewise.
14476 (IX86_BUILTIN_PMAXUD128): Likewise.
14477 (IX86_BUILTIN_PMAXUW128): Likewise.
14478 (IX86_BUILTIN_PMINSB128): Likewise.
14479 (IX86_BUILTIN_PMINSD128): Likewise.
14480 (IX86_BUILTIN_PMINUD128): Likewise.
14481 (IX86_BUILTIN_PMINUW128): Likewise.
14482 (IX86_BUILTIN_PMOVSXBW128): Likewise.
14483 (IX86_BUILTIN_PMOVSXBD128): Likewise.
14484 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
14485 (IX86_BUILTIN_PMOVSXWD128): Likewise.
14486 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
14487 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
14488 (IX86_BUILTIN_PMOVZXBW128): Likewise.
14489 (IX86_BUILTIN_PMOVZXBD128): Likewise.
14490 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
14491 (IX86_BUILTIN_PMOVZXWD128): Likewise.
14492 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
14493 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
14494 (IX86_BUILTIN_PMULDQ128): Likewise.
14495 (IX86_BUILTIN_PMULLD128): Likewise.
14496 (IX86_BUILTIN_ROUNDPD): Likewise.
14497 (IX86_BUILTIN_ROUNDPS): Likewise.
14498 (IX86_BUILTIN_ROUNDSD): Likewise.
14499 (IX86_BUILTIN_ROUNDSS): Likewise.
14500 (IX86_BUILTIN_PTESTZ): Likewise.
14501 (IX86_BUILTIN_PTESTC): Likewise.
14502 (IX86_BUILTIN_PTESTNZC): Likewise.
14503 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
14504 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
14505 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
14506 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
14507 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
14508 (bdesc_ptest): New.
14509 (bdesc_sse_3arg): Likewise.
14510 (bdesc_2arg): Likewise.
14511 (bdesc_1arg): Likewise.
14512 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
14514 (ix86_expand_sse_4_operands_builtin): New.
14515 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
14516 smaller than 8 bits as the 2nd arg.
14517 (ix86_expand_sse_ptest): New.
14518 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
14519 (ix86_expand_vector_set): Support SSE4.1.
14520 (ix86_expand_vector_extract): Likewise.
14522 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
14523 __SSE4_1__ for -msse4.1.
14525 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
14526 (UNSPEC_INSERTPS): Likewise.
14527 (UNSPEC_DP): Likewise.
14528 (UNSPEC_MOVNTDQA): Likewise.
14529 (UNSPEC_MPSADBW): Likewise.
14530 (UNSPEC_PHMINPOSUW): Likewise.
14531 (UNSPEC_PTEST): Likewise.
14532 (UNSPEC_ROUNDP): Likewise.
14533 (UNSPEC_ROUNDS): Likewise.
14535 * config/i386/i386.opt (msse4.1): New for SSE4.1.
14537 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
14538 (const_pow2_1_to_32768_operand): Likewise.
14540 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
14543 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
14545 (sse4_1_insertps): Likewise.
14546 (*sse4_1_extractps): Likewise.
14547 (sse4_1_ptest): Likewise.
14548 (sse4_1_mulv2siv2di3): Likewise.
14549 (*sse4_1_mulv4si3): Likewise.
14550 (*sse4_1_smax<mode>3): Likewise.
14551 (*sse4_1_umax<mode>3): Likewise.
14552 (*sse4_1_smin<mode>3): Likewise.
14553 (*sse4_1_umin<mode>3): Likewise.
14554 (sse4_1_eqv2di3): Likewise.
14555 (*sse4_1_pinsrb): Likewise.
14556 (*sse4_1_pinsrd): Likewise.
14557 (*sse4_1_pinsrq): Likewise.
14558 (*sse4_1_pextrb): Likewise.
14559 (*sse4_1_pextrb_memory): Likewise.
14560 (*sse4_1_pextrw_memory): Likewise.
14561 (*sse4_1_pextrq): Likewise.
14562 (sse4_1_blendpd): Likewise.
14563 (sse4_1_blendps): Likewise.
14564 (sse4_1_blendvpd): Likewise.
14565 (sse4_1_blendvps): Likewise.
14566 (sse4_1_dppd): Likewise.
14567 (sse4_1_dpps): Likewise.
14568 (sse4_1_movntdqa): Likewise.
14569 (sse4_1_mpsadbw): Likewise.
14570 (sse4_1_packusdw): Likewise.
14571 (sse4_1_pblendvb): Likewise.
14572 (sse4_1_pblendw): Likewise.
14573 (sse4_1_phminposuw): Likewise.
14574 (sse4_1_extendv8qiv8hi2): Likewise.
14575 (*sse4_1_extendv8qiv8hi2): Likewise.
14576 (sse4_1_extendv4qiv4si2): Likewise.
14577 (*sse4_1_extendv4qiv4si2): Likewise.
14578 (sse4_1_extendv2qiv2di2): Likewise.
14579 (*sse4_1_extendv2qiv2di2): Likewise.
14580 (sse4_1_extendv4hiv4si2): Likewise.
14581 (*sse4_1_extendv4hiv4si2): Likewise.
14582 (sse4_1_extendv2hiv2di2): Likewise.
14583 (*sse4_1_extendv2hiv2di2): Likewise.
14584 (sse4_1_extendv2siv2di2): Likewise.
14585 (*sse4_1_extendv2siv2di2): Likewise.
14586 (sse4_1_zero_extendv8qiv8hi2): Likewise.
14587 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
14588 (sse4_1_zero_extendv4qiv4si2): Likewise.
14589 (*sse4_1_zero_extendv4qiv4si2): Likewise.
14590 (sse4_1_zero_extendv2qiv2di2): Likewise.
14591 (*sse4_1_zero_extendv2qiv2di2): Likewise.
14592 (sse4_1_zero_extendv4hiv4si2): Likewise.
14593 (*sse4_1_zero_extendv4hiv4si2): Likewise.
14594 (sse4_1_zero_extendv2hiv2di2): Likewise.
14595 (*sse4_1_zero_extendv2hiv2di2): Likewise.
14596 (sse4_1_zero_extendv2siv2di2): Likewise.
14597 (*sse4_1_zero_extendv2siv2di2): Likewise.
14598 (sse4_1_roundpd): Likewise.
14599 (sse4_1_roundps): Likewise.
14600 (sse4_1_roundsd): Likewise.
14601 (sse4_1_roundss): Likewise.
14602 (mulv4si3): Don't expand for SSE4.1.
14603 (smax<mode>3): Likewise.
14604 (umaxv4si3): Likewise.
14605 (uminv16qi3): Likewise.
14606 (umin<mode>3): Likewise.
14607 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
14609 * doc/extend.texi: Document SSE4.1 built-in functions.
14611 * doc/invoke.texi: Document -msse4.1.
14613 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
14615 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
14616 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
14617 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
14618 (ASM_SPEC): Add asm_pcrel_spec.
14619 (EXTRA_SPECS): Add asm_pcrel_spec.
14621 2007-05-21 David Daney <ddaney@avtrex.com>
14623 * doc/install.texi (Building a cross compiler): Add requirements
14624 for Java cross compiler.
14626 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
14628 PR middle-end/31995
14629 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
14630 Add loopno argument. Use evolution_function_is_invariant_rec_p
14631 instead of evolution_function_is_constant_p.
14632 Update calls to evolution_function_is_affine_multivariate_p.
14633 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
14634 Add loopno argument.
14635 * tree-scalar-evolution.c (gather_chrec_stats): Call
14636 evolution_function_is_affine_multivariate_p with a loop
14638 * tree-data-ref.c (analyze_miv_subscript): Likewise.
14639 (analyze_overlapping_iterations): Likewise.
14640 (access_functions_are_affine_or_constant_p): Likewise.
14641 (build_classic_dist_vector_1): If the access functions
14642 are equal, don't do anything.
14644 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
14645 Paolo Carlini <pcarlini@suse.de>
14646 Uros Bizjak <ubizjak@gmail.com>
14648 * c-cppbuiltin.c (c_cpp_builtins): Define
14649 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
14650 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
14651 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
14652 * doc/cpp.texi ([Standard Predefined Macros]): Document.
14654 2007-05-21 Mike Stump <mrs@apple.com>
14656 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
14658 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
14660 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
14662 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
14663 implementation if __OPTIMIZE__ is not defined.
14664 (_mm_alignr_pi8): Ditto.
14665 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
14666 (_mm_inserti_si64): Ditto.
14667 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
14668 (_mm_slli_epi16): Ditto.
14669 (_mm_slli_epi32): Ditto.
14670 (_mm_slli_epi64): Ditto.
14671 (_mm_srai_epi16): Ditto.
14672 (_mm_srai_epi32): Ditto.
14673 (_mm_srli_si128): Ditto.
14674 (_mm_slli_si128): Ditto.
14675 (_mm_srli_epi16): Ditto.
14676 (_mm_srli_epi32): Ditto.
14677 (_mm_srli_epi64): Ditto.
14678 (_mm_extract_epi16): Ditto.
14679 (_mm_insert_epi16): Ditto.
14680 (_mm_shufflehi_epi16): Ditto.
14681 (_mm_shufflelo_epi16): Ditto.
14682 (_mm_shuffle_epi32): Ditto.
14683 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
14684 (_m_pextrw): Ditto.
14685 (_mm_insert_pi16): Ditto.
14686 (_m_pinsrw): Ditto.
14687 (_mm_shuffle_pi16): Ditto.
14688 (_m_pshufw): Ditto.
14689 (_mm_shufle_ps): Ditto.
14690 (_mm_prefetch): Ditto.
14692 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
14694 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
14695 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
14696 * real.c (encode_i370_single, decode_i370_single,
14697 encode_i370_double, decode_i370_double): Functions removed.
14698 (i370_single_format, i370_double_format): Initializations removed.
14699 (real_maxval, round_for_format, exact_real_truncate, significand_size):
14700 Consider the log2_b field to always be one.
14701 (ieee_single_format, mips_single_format, coldfire_single_format,
14702 ieee_double_format, mips_double_format, coldfire_double_format,
14703 ieee_extended_motorola_format, ieee_extended_intel_96_format,
14704 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
14705 ibm_extended_format, mips_extended_format, ieee_quad_format,
14706 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
14707 decimal_single_format, decimal_double_format, decimal_quad_format,
14708 c4x_single_format, c4x_extended_format, real_internal_format): Remove
14709 initialization of log2_b.
14710 * real.h (i370_single_format, i370_double_format): Declarations
14712 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
14713 field to always be one.
14715 2007-05-21 Andreas Schwab <schwab@suse.de>
14717 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
14718 NOTE_INSN_BASIC_BLOCK_P.
14719 (process_for_unwind_directive): Likewise.
14721 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
14723 * builtins.c (expand_builtin_setjmp_setup): Update comment.
14724 * function.h (struct function): Move va_list_gpr_size,
14725 va_list_fpr_size, function_frequency to front of bitfields. Add
14727 (current_function_calls_unwind_init): New.
14728 * except.c (expand_builtin_unwind_init): Set
14729 current_function_calls_unwind_init not
14730 current_function_has_nonlocal_label.
14731 * reload1.c (has_nonexceptional_receiver): New.
14732 (reload): Use it and current_function_calls_unwind_init to
14733 determine whether call-saved regs must be saved.
14735 2007-05-20 Jan Hubicka <jh@suse.cz>
14737 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
14738 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
14739 * ddg.c (create_ddg): LIkewise.
14740 * final.c (final): Remove hunk moving line number notes around since
14741 they are no longer present at this stage.
14742 (final_scan_insn): Use NOTE_KIND instead of
14743 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
14744 (output_asm_label): Likewise.
14745 * reorg.c (dbr_schedule): Likewise.
14746 * haifa-sched.c (unlink_other_notes): Likewise.
14747 * mode-switching.c (optimize_mode_switching): Likewise.
14748 * graph.c (start_bb): Likewise.
14749 * rtl.def (NOTE): Update description.
14750 * jump.c (squeeze_notes): Delete.
14751 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
14752 NOTE_INSN_BASIC_BLOCK_P when possible.
14753 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
14754 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
14755 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
14756 (dwarf2out_var_location): Likewise.
14757 * cfgbuild.c (make_edges): Likewise.
14758 (find_basic_blocks_1): Likewise.
14759 * function.c (reorder_blocks_1): Likewise.
14760 (epilogue_done): Likewise.
14761 (reposition_prologue_and_epilogue_notes): Likewise.
14762 * print-rtl.c (print_rtx): Likewise; drop code for printing
14764 (print_rtl): Likewise.
14765 (print_rtl_single): Likewise.
14766 * gcse.c (insert_insn_start_bb): Likewise.
14767 * alias.c (init_alias_analysis): Likewise.
14768 * calls.c (fixup_tail_calls): Likewise.
14769 * except.c (sjlj_emit_function_enter): Likewise.
14770 * emit-rtl.c (add_insn_after): Likeiwse.
14771 (emit_label_before): Likewise.
14772 (emit_label_after): Likewise.
14773 (emit_note_before, emit_note_after, emit_note): Update
14774 parameter to be enum insn_note; do not deal with source
14776 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
14777 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
14779 (merge_blocks_move_successor_nojumps): Simplify now when
14780 we don't have BLOCK notes.
14781 (try_optimize_cfg): Likewise.
14782 * cfglayout.c (skip_insns_after_block): Likewise.
14783 (record_effective_endpoints): Likewise.
14784 (duplicate_insn_chain): Likewise.
14785 * varasm.c (output_constant_pool_1): Likewise.
14786 * sched-deps.c (sched_analyze): Likewise.
14787 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
14789 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
14790 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
14791 (SET_INSN_DELETED): Simplify.
14792 (NOTE_LINE_NUMBER): Exterminate.
14793 (NOTE_LINE_KIND): New.
14794 (NOTE_INSN_BASIC_BLOCK_P): Update.
14795 (enum insn_note): Simplify.
14796 (GET_NOTE_INSN_NAME) Simplify.
14797 (emit_note_before, emit_note_after, emit_note): Update prototype.
14798 (squeeze_notes): Remove.
14799 * sched-int.h (NOTE_NOT_BB_P): Update.
14800 * resource.c (mark_target_live_regs): Update.
14801 * sched-rgn.c (debug_dependencies): Update.
14802 * sched-vis.c (print_insn): Update.
14803 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
14804 * config/i386/i386.c (ix86_output_function_epilogue): Update.
14805 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
14806 (TARGET_ADJUST_UNROLL_MAX): Likewise.
14807 (split_branches): Update.
14808 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
14810 (sh_adjust_unroll_max): Exterminate.
14811 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
14812 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
14813 (m68hc11_reorg): Likewise.
14814 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
14815 (emit_predicate_relation_info): Update.
14816 (process_for_unwind_directive): Update.
14817 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
14818 (output_call): Update.
14819 * config/pa/pa.c (output_lbranch): Update.
14820 (output_millicode_call): Update.
14821 (output_call): Update.
14822 (pa_combine_instructions): Update.
14823 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
14824 * config/bfin/bfin.c (gen_one_bundle): Update.
14825 * cfgrtl.c (can_delete_note_p): Update.
14826 (delete_insn): Update.
14827 (rtl_merge_blocks): Update.
14828 (commit_one_edge_insertion): Update.
14829 (rtl_verify_flow_info): Update.
14830 * stmt.c (expand_case): Do not call squeeze_notes.
14832 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14839 * c.opt (Wtype-limits): New.
14840 * doc/invoke.texi (Wtype-limits): Document it.
14841 (Wextra): Enabled by -Wextra.
14842 * c-opts.c (c_common_post_options): Enabled by -Wextra.
14843 * c-common.c (shorten_compare): Warn with Wtype-limits.
14845 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
14847 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
14848 inlined function, not as a macro.
14849 (_mm_alignr_pi8): Ditto.
14850 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
14851 (_mm_inserti_si64): Ditto.
14852 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
14853 (_mm_extract_epi16): Ditto.
14854 (_mm_insert_epi16): Ditto.
14855 (_mm_shufflehi_epi16): Ditto.
14856 (_mm_shufflelo_epi16): Ditto.
14857 (_mm_shuffle_epi32): Ditto.
14858 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
14859 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
14861 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
14863 (_m_to_float): Use C89 compatible assignment.
14865 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
14868 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
14870 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14873 * doc/invoke.texi (Wreturn-type): Complete description.
14874 (Wextra): Delete item about return-type warning.
14875 * c-decl.c: Delete redundant Wextra warning.
14877 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
14880 * config/i386/pmmintrin.h: Do not include xmmintrin.h
14881 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
14882 inlined function, not as a macro.
14883 (_mm_prefetch): Ditto.
14884 (_m_pextrw): Ditto.
14885 (_mm_insert_pi16): Ditto.
14886 (_m_pinsrw): Ditto.
14887 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
14888 (_m_pshufw): Ditto. Add const to __N argument.
14889 (_mm_shufle_ps): Ditto. Add const to __mask argument.
14890 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
14891 (_mm_slli_epi32): Ditto.
14892 (_mm_srli_si128): Implement as always inlined function, not as a
14893 macro. Add __inline to function declaration.
14894 (_mm_slli_si128): Ditto.
14896 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
14898 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
14899 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
14901 (struct fenv): New structure.
14902 (FP_HANDLE_EXCEPTIONS): New define.
14903 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
14904 (_FP_DECL_EXP): New define.
14905 (FP_INIT_ROUNDMODE): New define.
14906 (FP_ROUNDMODE): New define.
14908 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14910 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
14911 (Wconversion): Update description.
14912 (Wconversion-sign): New.
14913 * c.opt (Wconversion-sign): New.
14914 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
14915 means disabled for C++. Otherwise, take the status of Wconversion.
14916 * c-common.c (conversion_warning): Warn with either Wconversion or
14918 (warnings_for_convert_and_check): Conditions are already checked by
14919 conversion_warning.
14920 (convert_and_check): Don't check warnings if the conversion failed.
14922 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
14923 Anatoly Sokolov <aesok@dol.ru>
14925 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
14926 avr_epilogue_uses) : Add declaration.
14927 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
14928 * config/avr/constraints.md (R): New constraint.
14929 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
14930 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
14931 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
14932 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
14933 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
14934 call_prologue_saves, epilogue_restores, return_from_epilogue,
14935 return_from_main_epilogue, return_from_interrupt_epilogue,
14936 return_from_naked_epilogue, prologue, epilogue): New patterns.
14937 (jump): Handle symbol reference.
14938 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
14939 avr_output_function_prologue, avr_output_function_epilogue): Remove
14941 (avr_init_machine_status, expand_prologue, expand_epilogue,
14942 avr_asm_function_end_prologue, avr_epilogue_uses,
14943 avr_asm_function_begin_epilogue): New functions.
14944 (prologue_size, epilogue_size, jump_tables_size): Remove global
14946 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
14947 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
14948 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
14949 (avr_override_options): Initialise init_machine_status.
14950 (output_movhi): Handle all stack pointer loads.
14951 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
14952 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
14953 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
14954 (EPILOGUE_USES) Redefine.
14955 (machine_function) Declare.
14957 2007-05-19 Richard Sandiford <richard@codesourcery.com>
14959 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
14960 Use a single return statement.
14962 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14964 PR middle-end/30250
14965 * builtins.c (do_mpfr_lgamma_r): New.
14966 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
14967 * tree.h (CASE_FLT_FN_REENT): New.
14969 2007-05-18 Geoffrey Keating <geoffk@apple.com>
14971 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
14972 (output_die): Use 'unsigned long' with %x.
14973 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
14974 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
14975 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
14977 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
14979 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
14984 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
14985 true if function has no argument.
14987 2007-05-18 DJ Delorie <dj@redhat.com>
14989 * config/mips/mips.c (mips_offset_within_alignment_p): New.
14990 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
14992 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
14994 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
14995 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
14996 count_trailing_zeros.
14997 (__i386__): Implement count_leading_zeros using __builtin_clz().
14998 Implement count_trailing_zeros usign __builtin_ctz().
15000 2007-05-18 Richard Sandiford <richard@codesourcery.com>
15002 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
15004 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
15006 PR middle-end/31344
15007 * expr.c (emit_move_change_mode): Change mode of push operands here.
15009 2007-05-17 Ian Lance Taylor <iant@google.com>
15011 PR tree-optimization/31953
15012 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
15013 Change all callers.
15014 (set_value_range_to_null): Call set_value_range_to_value.
15015 (extract_range_from_comparison): Likewise.
15017 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15019 * toplev.c (print_version): Output GMP/MPFR version info.
15021 * builtins.c (CASE_MATHFN_REENT): New macro.
15022 (mathfn_built_in): Use it.
15023 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
15024 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
15025 BUILT_IN_LGAMMAL_R): New.
15026 * doc/extend.texi: Document new builtins.
15028 PR middle-end/31796
15029 * builtins.c (do_mpfr_remquo): New.
15030 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
15031 (fold_builtin_3): Handle BUILT_IN_REMQUO.
15033 PR middle-end/30251
15034 * builtins.c (fold_builtin_1): Handle y0, y1.
15035 (fold_builtin_2): Handle yn.
15037 PR middle-end/30251
15038 * builtins.c (do_mpfr_bessel_n): New.
15039 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
15040 (fold_builtin_2): Handle BUILT_IN_JN.
15042 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
15045 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
15046 TYPE_PRECISION (intmax_type_node).
15048 2007-05-17 Steve Ellcey <sje@cup.hp.com>
15051 * reload.c (subst_reloads): Remove checking.
15053 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
15055 PR rtl-optimization/31691
15056 * combine.c (simplify_set): Build a new src pattern instead of
15057 substituting its operands in the COMPARE case.
15059 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
15061 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
15062 (execute_vrp): Preserve loops through jump threading.
15063 * tree-ssa-threadupdate.c (thread_single_edge,
15064 dbds_continue_enumeration_p, determine_bb_domination_status,
15065 thread_through_loop_header): New functions.
15066 (create_edge_and_update_destination_phis,
15067 create_edge_and_update_destination_phis): Set loops for the new blocks.
15068 (prune_undesirable_thread_requests): Removed.
15069 (redirect_edges): Do not pretend that redirect_edge_and_branch can
15071 (thread_block): Do not call prune_undesirable_thread_requests.
15073 (mark_threaded_blocks): Select edges to thread here.
15074 (thread_through_all_blocks): Take may_peel_loop_headers argument.
15075 Thread edges through loop headers independently.
15076 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
15077 * tree-pass.h (TODO_mark_first_instance): New.
15078 (first_pass_instance): Declare.
15079 * cfghooks.c (duplicate_block): Put the block to the original loop
15080 if copy is not specified.
15081 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
15082 jump threading. Pass may_peel_loop_headers to
15083 thread_through_all_blocks according to first_pass_instance.
15084 * cfgloop.h (create_preheader): Declare.
15085 * tree-flow.h (thread_through_all_blocks): Declaration changed.
15086 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
15087 * passes.c (first_pass_instance): New variable.
15088 (next_pass_1): Set TODO_mark_first_instance.
15089 (execute_todo): Set first_pass_instance.
15091 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
15093 PR tree-optimization/24659
15094 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
15095 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
15096 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
15097 OTI_vec_pack_ufix_trunc.
15098 (vec_unpacks_float_hi_optab): Define new macro.
15099 (vec_unpacks_float_lo_optab): Ditto.
15100 (vec_unpacku_float_hi_optab): Ditto.
15101 (vec_unpacku_float_lo_optab): Ditto.
15102 (vec_pack_sfix_trunc_optab): Ditto.
15103 (vec_pack_ufix_trunc_optab): Ditto.
15104 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
15105 and vec_pack_[s|u]fix_trunc_optab using
15106 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
15107 * tree-vectorizer.c (supportable_widening_operation): Handle
15108 FLOAT_EXPR and CONVERT_EXPR. Update comment.
15109 (supportable_narrowing_operation): New function.
15110 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
15111 * tree-vect-transform.c (vectorizable_conversion): Handle
15112 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
15113 (vect_gen_widened_results_half): Move before vectorizable_conversion.
15114 (vectorizable_type_demotion): Call supportable_narrowing_operation()
15115 to check for target support.
15116 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
15117 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
15118 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
15119 for VEC_PACK_FIX_TRUNC_EXPR.
15120 (expand_binop): Special case mode of the result for
15121 vec_pack_[u|s]fix_trunc_optab.
15122 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
15123 vec_pack_[u|s]fix_trunc_optab.
15125 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
15126 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
15127 * tree-pretty-print.c (dump_generic_node): Handle
15128 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
15129 VEC_PACK_FIX_TRUNC_EXPR.
15131 * expr.c (expand_expr_real_1): Ditto.
15132 * tree-inline.c (estimate_num_insns_1): Ditto.
15133 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
15135 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
15136 (vec_unpacks_float_lo_v8hi): Ditto.
15137 (vec_unpacku_float_hi_v8hi): Ditto.
15138 (vec_unpacku_float_lo_v8hi): Ditto.
15139 (vec_unpacks_float_hi_v4si): Ditto.
15140 (vec_unpacks_float_lo_v4si): Ditto.
15141 (vec_pack_sfix_trunc_v2df): Ditto.
15143 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
15145 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
15146 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
15147 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
15148 [vec_pack_ufix_trunc]: Ditto.
15149 [vec_unpacks_float_hi]: Ditto.
15150 [vec_unpacks_float_lo]: Ditto.
15151 [vec_unpacku_float_hi]: Ditto.
15152 [vec_unpacku_float_lo]: Ditto.
15154 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
15156 * soft-fp/README: Update for new files.
15157 * soft-fp/floattisf.c: New file.
15158 * soft-fp/floattidf.c: New file.
15159 * soft-fp/floattitf.c: New file.
15160 * soft-fp/floatuntisf.c: New file.
15161 * soft-fp/floatuntidf.c: New file.
15162 * soft-fp/floatuntitf.c: New file.
15163 * soft-fp/fixsfti.c: New file.
15164 * soft-fp/fixdfti.c: New file.
15165 * soft-fp/fixtfti.c: New file.
15166 * soft-fp/fixunssfti.c: New file.
15167 * soft-fp/fixunsdfti.c: New file.
15168 * soft-fp/fixunstfti.c: New file.
15169 * soft-fp/extendxftf.c: New file.
15170 * soft-fp/trunctfxf.c: New file.
15172 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
15173 (__trunctfxf2): Ditto.
15175 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
15176 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
15177 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
15178 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
15179 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
15180 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
15182 * config/i386/t-fprules-softfp64: New file.
15183 * config/i386/sfp-machine.h: New file.
15184 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
15185 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
15186 and soft-fp/t-softfp to tmake_file.
15187 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
15188 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
15190 * config/i386/t-linux64 (softfp_wrap_start): New.
15191 (softfp_wrap_end): New.
15192 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
15193 supported for TARGET_64BIT.
15195 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
15197 * c-common.c (c_common_signed_or_unsigned_type): Emulate
15198 c_common_unsigned_type behavior.
15200 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
15202 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
15205 2007-05-16 Eric Christopher <echristo@apple.com>
15207 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
15208 saving after stack push. Set sp_offset whenever we push.
15209 (rs6000_emit_epilogue): Move altivec register restore before
15212 2007-05-16 Richard Sandiford <richard@codesourcery.com>
15214 * configure.ac: Allow sysroots to be relocated under $prefix as
15215 well as $exec_prefix.
15216 * configure: Regenerate.
15218 2007-05-16 Richard Sandiford <richard@codesourcery.com>
15222 2007-05-12 Richard Sandiford <richard@codesourcery.com>
15224 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
15225 (gcc_tooldir): Likewise.
15226 * configure: Regenerate.
15227 * Makefile.in (libsubdir_to_prefix): New variable, based on the
15228 old configure.ac gcc_tooldir setting.
15229 (prefix_to_exec_prefix): New variable.
15230 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
15231 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
15233 2007-05-14 Janis Johnson <janis187@us.ibm.com>
15235 * c-typeck.c (build_binary_op): Return early for error.
15237 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
15239 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
15240 struct nb_iter_bound.
15241 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
15242 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
15243 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
15244 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
15245 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
15246 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
15247 (del_scev_info): Use ggc_free.
15248 (scev_initialize): Allocate scalar_evolution_info in gc memory.
15249 * loop-init.c: Include ggc.h.
15250 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
15251 (loop_optimizer_finalize): Use ggc_free.
15252 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
15253 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
15254 pass_iv_optimize): Add TODO_ggc_collect.
15255 * function.h (struct function): Remove skip marker from
15257 * cfgloop.c: Include ggc.h.
15258 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
15260 (establish_preds): Vector superloops is gc allocated.
15261 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
15263 (flow_loops_find): Vector larray is gc allocated.
15264 (loop_exit_free): Use ggc_free.
15265 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
15266 that head of exits list is now not a part of struct loop.
15267 (record_loop_exits): Allocate exits table in gc memory.
15268 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
15269 that head of exits list is now not a part of struct loop.
15270 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
15271 struct loop_exit): Add GTY marker.
15272 (struct loop): Add GTY marker. Make superloops vector gc allocated.
15273 Add skip marker to aux field. Make head of exits list a separate
15275 (struct loops): Add GTY marker. Make larray vector gc allocated.
15276 Add param marker to exits table.
15277 (get_loops): Type changed.
15278 * Makefile.in (tree-scalar-evolution.o): Add
15279 gt-tree-scalar-evolution.h dependency.
15280 (cfgloop.o, loop-init.o): Add ggc.h dependency.
15281 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
15282 * basic-block.h (struct basic_block_def): Remove skip marker from
15285 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
15287 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
15288 of 0 in the call to expand_expr().
15289 (expand_builtin_mathfn_3): Ditto.
15290 (expand_builtin_interclass_mathfn): Ditto.
15291 (expand_builtin_cexpi): Ditto.
15292 (expand_builtin_int_roundingfn): Ditto.
15293 (expand_builtin_int_roundingfn_2): Ditto.
15294 (expand_builtin_pow): Ditto.
15295 (expand_builtin_powi): Ditto.
15296 (expand_builtin_bswap): Ditto.
15297 (expand_builtin_unop): Ditto.
15298 (expand_builtin_fabs): Ditto.
15299 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
15300 the call to expand_expr().
15301 (expand_builtin_sync_operation): Ditto.
15302 (expand_builtin_compare_and_swap): Ditto.
15303 (expand_builtin_lock_test_and_set): Ditto.
15304 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
15305 instead of 0 in the call to expand_expr().
15306 (expand_builtin_extract_return_addr): Ditto.
15307 (expand_builtin_eh_return): Ditto.
15308 (expand_eh_return): Ditto.
15309 * explow.c (expr_size): Ditto.
15310 * expr.c (optimize_bitfield_assignment_op): Ditto.
15311 (expand_assignement): Ditto.
15312 (store_expr): Ditto.
15313 (store_field): Ditto.
15314 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
15315 the call to expand_expr().
15316 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
15317 in the call to expand_expr().
15318 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
15319 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
15320 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
15322 * optabs.c (expand_vec_shift_expr): Ditto.
15323 (expand_vec_cond_expr): Ditto.
15324 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
15325 call to expand_expr().
15326 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
15327 in the call to expand_expr().
15329 2007-05-14 Dave Korn <dave.korn@artimi.com>
15331 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
15333 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
15335 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
15336 instead of c_common_unsigned_type.
15337 (c_common_unsigned_type): Remove.
15338 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
15339 c_common_unsigned_type.
15340 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
15341 c_common_unsigned_type.
15342 * c-common.h (c_common_unsigned_type): Remove.
15343 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
15344 c_common_unsigned_type.
15345 * c-format.c (check_format_types): Use unsigned_type_for instead of
15346 c_common_unsigned_type.
15347 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
15348 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
15349 of c_common_unsigned_type.
15350 * convert.c (convert_to_integer): Use unsigned_type_for instead of
15351 lang_hooks.types.unsigned_type.
15352 * expmed.c (make_tree): Use unsigned_type_for instead of
15353 lang_hooks.types.unsigned_type.
15354 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
15355 lang_hooks.types.unsigned_type.
15356 (build_range_check): Likewise.
15357 (fold_unary): Likewise.
15358 (fold_binary): Likewise.
15359 (fold_ternary): Likewise.
15360 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
15361 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
15362 * tree.c (get_unsigned_type): New.
15363 (unsigned_type_for): Use get_unsigned_type instead of
15364 lang_hooks.types.unsigned_type.
15366 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
15368 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
15369 to m68k_get_function_kind. Update its prototype.
15370 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
15372 (m68k_interrupt_function_p): Return enum m68k_function_type
15373 instead of bool. Rename to m68k_get_function_kind.
15374 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
15375 target is not fido.
15376 (m68k_compute_frame_layout): Don't mark any register for save
15377 if an interrupt_thread attribute is specified.
15378 (m68k_hard_regno_rename_ok): Update a use of
15379 m68k_interrupt_function_p.
15380 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
15381 m68k_interrupt_function_p.
15382 (m68k_function_type): New.
15383 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
15384 for a function with an interrupt_thread attribute.
15385 * doc/extend.texi: Document the interrupt_thread attribute.
15387 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
15389 Fix PR tree-optimization/31911
15390 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
15391 if they didn't change the expression.
15393 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
15395 * tree-scalar-evolution.c (resolve_mixers): Exported.
15396 * tree-scalar-evolution.h (resolve_mixers): Declare.
15397 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
15398 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
15399 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
15400 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
15401 init_array_ref, init_pointer_ref, analyze_indirect_ref,
15402 strip_conversion, analyze_offset_expr, address_analysis,
15403 object_analysis, analyze_offset): Removed.
15404 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
15405 split_constant_offset, canonicalize_base_object_address,
15406 object_address_invariant_in_loop_p, disjoint_objects_p,
15407 dr_may_alias_p, dr_address_invariant_p): New functions.
15408 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
15409 and dr_analyze_alias.
15410 (initialize_data_dependence_relation): Use dr_may_alias_p
15411 and object_address_invariant_in_loop_p.
15412 (compute_self_dependence): Handle the case when
15413 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
15414 (find_data_references_in_stmt): Restrict the analysis of data
15415 references to the given loop nest.
15416 (find_data_references_in_loop): Made static. Pass loop nest to
15417 find_data_references_in_stmt.
15418 (compute_data_dependences_for_loop): Use DR_VOPS.
15419 (free_data_ref): Free DR_VOPS.
15420 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
15421 (struct innermost_loop_behavior): ... new.
15422 (struct base_object_info): Replaced by ...
15423 (struct indices): ... new.
15424 (struct dr_alias): New.
15425 (enum data_ref_type): Removed.
15426 (struct data_reference): Consist of struct innermost_loop_behavior,
15427 struct indices and struct dr_alias.
15428 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
15429 (DR_MEMTAG): Renamed to ...
15430 (DR_SYMBOL_TAG): ... this.
15431 (find_data_references_in_loop): Declaration removed.
15432 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
15433 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
15434 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
15435 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
15437 2007-05-13 Revital Eres <eres@il.ibm.com>
15439 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
15440 which walks virtual def-use chains to find redundant stores.
15441 (dse_optimize_stmt): Call it.
15443 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
15445 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
15446 * passes.c (init_optimization_passes): Move pass_jump_bypass
15449 * basic-block.h (bb_has_eh_pred): Fix style issue.
15451 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
15453 PR rtl-optimization/31848
15454 * loop-invariant.c (move_invariant_reg): If we move an insn
15455 with a REG_EQUAL note, and that insn is not always executed,
15456 remove the REG_EQUAL note.
15458 2007-05-12 Richard Guenther <rguenther@suse.de>
15460 PR tree-optimization/31797
15461 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
15462 propagate into a stmt that has volatile ops.
15464 2007-05-12 Richard Sandiford <richard@codesourcery.com>
15466 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
15467 (gcc_tooldir): Likewise.
15468 * configure: Regenerate.
15469 * Makefile.in (libsubdir_to_prefix): New variable, based on the
15470 old configure.ac gcc_tooldir setting.
15471 (prefix_to_exec_prefix): New variable.
15472 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
15473 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
15475 2007-05-11 Silvius Rus <rus@google.com>
15477 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
15478 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
15479 * c-common.h (strict_aliasing_warning): Change return type.
15480 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
15481 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
15482 (build_c_cast): Condition call to strict_aliasing_warning.
15483 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
15484 * flags.h (set_Wstrict_aliasing): Declare.
15485 * opts.c (set_Wstrict_alising): Define, add call to.
15486 * tree-flow.h (strict_aliasing_warning_backend): Declare.
15487 * tree-ssa-alias-warnings.c: New file.
15488 * tree-ssa-alias.c (compute_may_aliases): Add call to
15489 strict_aliasing_warning_backend.
15491 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
15493 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
15494 Use loop_depth and loop_outer accessor functions.
15495 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
15496 determine_invariantness_stmt, move_computations_stmt): Ditto.
15497 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
15498 add_loop, loopify, unloop, fix_loop_structure): Ditto.
15499 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
15500 * tree-scalar-evolution.c (interpret_loop_phi,
15501 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
15502 instantiate_parameters_1, scev_const_prop): Ditto.
15503 * cfghooks.c (make_forwarder_block): Ditto.
15504 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
15505 * modulo-sched.c (loop_canon_p): Ditto.
15506 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
15507 slpeel_can_duplicate_loop_p): Ditto.
15508 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
15509 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
15510 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
15511 cancel_loop, verify_loop_structure): Ditto.
15512 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
15513 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
15514 superloops vector instead of "pred" array.
15515 (establish_preds): Take father loop as an argument. Initialize the
15517 (flow_loop_tree_node_add): Pass father loop to establish_preds.
15518 Do not initialize loop->outer.
15519 (flow_loop_tree_node_remove): Truncate the superloops vector.
15520 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
15521 "pred" merged to "superloops" vector.
15522 (loop_depth, loop_outer): New.
15523 (fel_init): Use loop_outer.
15525 2007-05-11 Jan Hubicka <jh@suse.cz>
15527 * cgraphunit.c: Include gt-cgraphunit.h
15528 (static_ctors, static_dtors): New static vars.
15529 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
15530 based on implementation in c-common.c
15531 (cgraph_finalize_function): Call record_cdtor_fn.
15532 (cgraph_optimize): Call cgraph_build_cdtor_fns.
15533 * decl.c (finish_function): Do not call c_record_cdtor_fn.
15534 (c_write_global_declarations): Do not call c_build_cdtor_fns.
15535 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
15536 build_cdtor, c_build_cdtor_fns): Remove.
15537 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
15538 c_build_cdtor_fns): Remove prototype.
15540 2007-05-11 Paolo Carlini <pcarlini@suse.de>
15543 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
15544 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
15545 * builtins.c (fold_builtin_memchr): New.
15546 (expand_builtin_memchr): Call the latter.
15547 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
15548 * doc/extend.texi ([Other built-in functions provided by GCC]):
15551 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
15553 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
15554 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
15555 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
15556 PFPO_OP1_TYPE_SHIFT): Constants added.
15557 (DFP_ALL): Mode macro defined.
15558 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
15559 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
15560 Insn definitions added.
15561 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
15562 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
15565 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
15567 PR tree-optimization/31885
15568 * tree-chrec.c (chrec_contains_undetermined): Do not consider
15569 NULL_TREE to be undetermined.
15570 (automatically_generated_chrec_p): Return false for NULL.
15572 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
15574 * config/bfin/bfin.h (MOVE_RATIO): Define.
15576 2007-05-10 Richard Sandiford <richard@codesourcery.com>
15578 * config.gcc (sparc-wrs-vxworks): New target.
15579 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
15580 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
15581 * config/sparc/sparc.h: Include vxworks-dummy.h.
15582 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
15583 include LABEL_REFs too.
15584 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
15585 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
15587 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
15589 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
15590 (sparc_emit_call_insn): New function.
15591 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
15592 functions when generating VxWorks PIC.
15593 * config/sparc/sparc.md (vxworks_load_got): New pattern.
15594 (call, call_value): Use sparc_emit_call_insn instead of
15597 2007-05-09 Bob Wilson <bob.wilson@acm.org>
15599 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
15601 2007-05-09 Bob Wilson <bob.wilson@acm.org>
15603 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
15604 for floating-point values if HOST_BITS_PER_LONG > 32. Use
15605 split_double instead of operand_subword.
15607 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
15609 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
15610 * config/bfin/bfin.c (bfin_local_alignment): New function.
15611 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
15613 2007-05-08 Chao-ying Fu <fu@mips.com>
15615 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
15616 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
15617 (smsub_widen_optab, umsub_widen_optab): Define.
15618 * optabs.c (init_optabs): Initialize smsub_widen_optab and
15620 * genopinit.c (optabs): Fill in smsub_widen_optab and
15622 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
15623 and umsub_widen_optab to implement multiply-subtract sequences.
15624 * config/mips/mips.md (*msac<u>_di): Rename to...
15625 (<u>msubsidi4): ...this. Extend condition to include
15626 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
15627 of operand 0 to "ka" and use the three-operand form of msub<u>
15629 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
15632 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
15634 PR rtl-optimization/28011
15635 * reload.c (push_reload): Set dont_share if IN appears in OUT
15636 also when IN is a PLUS rtx.
15637 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
15640 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
15642 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
15643 call unshare_all_decls.
15644 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
15645 (unshare_all_decls): Remove.
15647 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
15650 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
15653 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
15654 Nigel Stephens <nigel@mips.com>
15656 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
15657 Update comments and all uses.
15658 (MIN_FPRS_PER_FMT): Define.
15659 * config/mips/mips.c (function_arg): Fix to correctly handle
15660 the -mips32r2 -mfp64 -mabi=32 case.
15661 (override_options): Enable use of odd-numbered registers for
15662 SFmode values on MIPS32.
15663 (mips_save_reg_p): Save whole floating-point register pair if
15664 either half is used.
15665 (compute_frame_size): Fix comment.
15667 2007-05-08 Jie Zhang <jie.zhang@analog.com>
15669 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
15670 argument of type bool.
15671 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
15672 argument. Safely select temporary P register according to it.
15673 (do_link): Change call site of add_to_reg accordingly.
15674 (do_unlink): Add epilogue_p as a fourth argument and pass it
15676 (expand_interrupt_handler_epilogue): Change call of do_unlink
15678 (bfin_expand_prologue): Add a third argument sibcall_p.
15679 * config/bfin/bfin.md (epilogue): Change call of
15680 bfin_expand_epilogue accordingly.
15681 (sibcall_epilogue): Likewise.
15682 (eh_return_internal): Likewise.
15684 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
15685 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
15686 * config/bfin/bfin.c (bfin_handle_option): Handle
15687 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
15688 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
15689 Support bf534, bf536 and bf561.
15690 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
15692 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
15695 * config/i386/i386.c (ix86_function_regparm): Process local
15696 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
15698 2007-05-07 Mike Stump <mrs@apple.com>
15700 * doc/invoke.texi (Warning Options): Document that -Wempty-body
15701 also checks for and while statements in C++.
15703 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
15705 * gcc.c (at_file_supplied): New variable.
15706 (main): Set it if we expanded argv.
15707 (do_spec_1): Pass an @-file to the linker if we were called with
15708 an @-file argument and HAVE_GNU_LD.
15709 * collect2.c (at_file_supplied): New variable.
15710 (response_file): New variable.
15711 (collect_exit): Unlink response_file if necessary.
15712 (handler): Likewise.
15713 (do_wait): Likewise.
15714 (main): Set at_file_supplied if we expanded argv.
15715 (collect_execute): Pass an @-file to subprocesses if we were called
15716 with an @-file argument.
15717 * configure.ac: Add define for HAVE_GNU_LD.
15718 * configure: Regenerate.
15719 * config.in: Regenerate.
15721 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
15723 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
15724 operand to HI mode.
15729 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
15731 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
15732 (TARGET_ENCODE_SECTION_INFO): Re-define.
15733 (m32c_encode_section_info): New
15734 (function_vector_handler): New
15735 (current_function_special_page_vector): New
15736 (m32c_special_page_vector_p): New.
15737 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
15739 * config/m32c/jump.md: Added instruction JSRS for functions
15740 with attribute "function_vector".
15741 * doc/extend.texi (function_vector): Added description
15742 for M16C, M32C targets.
15744 2007-05-07 DJ Delorie <dj@redhat.com>
15747 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
15748 ashrpsi3, lshrpsi3): Update shift count constraint.
15750 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
15751 Nathan Froyd <froydnj@codesourcery.com>
15754 * c-incpath.c (add_path): Strip trailing path separators.
15756 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
15758 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
15759 Free dominance info before purging EH edges.
15760 (eliminate_degenerate_phis): Likewise.
15761 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
15763 2007-05-07 Jan Hubicka <jh@suse.cz>
15765 * gimplify.c (gimplify_expr): Do not crash when folding
15766 (void *)(int)&a + 4.
15768 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
15771 * c-opts.c (lang_fortran): Make it non static.
15772 * c-common.h (lang_fortran): New prototype.
15773 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
15774 -lang-fortran option was passed by the driver.
15776 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
15778 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
15779 of ASSERT_CHECKING. Tweak message.
15781 2007-05-06 Revital Eres <eres@il.ibm.com>
15784 * loop-unroll.c (insert_var_expansion_initialization):
15785 Initialize the expansions with -zero instead of +zero.
15787 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
15789 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
15790 into pic and non-pic versions. Mark r19 as used for
15791 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
15792 for tgd_load, tld_load and tie_load .
15793 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
15794 version of tgd_load, tld_load and tie_load depending on the
15797 2007-05-04 Ulrich Drepper <drepper@redhat.com>
15798 Jakub Jelinek <jakub@redhat.com>
15800 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
15801 (__do_global_dtors_aux): Use more paranoid loop to run
15802 destructors if HIDDEN_DTOR_LIST_END.
15803 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
15805 2007-05-04 Jakub Jelinek <jakub@redhat.com>
15807 * varasm.c (align_variable): Don't increase alignment for
15808 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
15809 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
15811 2007-05-04 Josh Conner <jconner@apple.com>
15813 * basic-block.h (cdi_direction): Assign values to all enumeration
15815 (dom_computed): Remove.
15816 (dom_info_state): New.
15817 (set_dom_info_availability): New.
15818 * tree-ssa-loop-im.c (determine_invariantness): Initialize
15819 walk_data.dom_direction.
15820 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
15821 instead of dom_computed[].
15822 (split_edge): Likewise.
15823 (create_basic_block): Likewise.
15824 (merge_blocks): Likewise.
15825 * ifcvt.c (find_if_header): Likewise.
15826 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
15827 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
15828 * tree-ssa.c (verify_ssa): Likewise.
15829 * tree-cfg.c (tree_verify_flow_info): Likewise.
15830 (remove_edge_and_dominated_blocks): Likewise.
15831 * dominance.c (dom_computed): Make static.
15832 (calc_dfs_tree_nonrec): Change third param to a bool.
15833 (calc_dfs_tree): Change second param to a bool.
15834 (calc_idioms): Change second param to a bool. Use
15835 dom_convert_dir_to_idx.
15836 (init_dom_info): Validate dir before using.
15837 (dom_convert_dir_to_idx): New.
15838 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
15839 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
15840 (free_dominance_info): Use dom_convert_dir_to_idx.
15841 (get_immediate_dominator): Likewise.
15842 (set_immediate_dominator): Likewise.
15843 (get_dominated_by): Likewise.
15844 (redirect_immediate_dominators): Likewise.
15845 (nearest_common_denominator): Likewise.
15846 (dominated_by_p): Likewise.
15847 (bb_dom_dfs_in): Likewise.
15848 (bb_dom_dfs_out): Likewise.
15849 (recount_dominator): Likewise.
15850 (iterate_fix_dominators): Likewise.
15851 (add_to_dominance_info): Likewise.
15852 (delete_from_dominance_info): Likewise.
15853 (first_dom_son): Likewise.
15854 (next_dom_son): Likewise.
15855 (dom_info_available_p): Likewise.
15856 (dom_info_state): New.
15857 (set_dom_info_availability): New.
15859 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
15861 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
15863 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
15865 2007-05-04 Bob Wilson <bob.wilson@acm.org>
15867 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
15868 (subdi3, subdi_carry): Delete.
15870 2007-05-04 Jan Hubicka <jh@suse.cz>
15871 Richard Guenther <rguenther@suse.de>
15873 * opts.c (decode_options): Do not fiddle with inlining
15874 parameters in case of optimizing for size.
15875 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
15876 for size do nothing.
15877 (cgraph_decide_inlining_of_small_function): When optimizing for
15878 size never inline functions increasing caller size.
15879 (cgraph_early_inlining): Inline for size when optimizing for size.
15881 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
15883 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
15884 logical operations piecewise.
15885 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
15886 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
15887 subdi_sesidi_di): Delete.
15888 (add_with_carry): Produce carry in CC instead of a DREG to shorten
15889 the generated sequence. Allow three-reg add in constraints. Rewrite
15890 the rtl expression for carry to avoid zero_extend of a constant.
15891 (sub_with_carry): New pattern.
15892 (adddi3, subdi3): Change into define_expand. For subtract, generate a
15893 different sequence not involving jumps.
15894 (notbi): Now a named pattern.
15896 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
15898 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
15899 Add the note about a significant loss of accuracy of some
15900 mathematical routines when these options are used.
15902 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15904 * haifa-sched.c (rtx_vec_t): New typedef.
15905 (contributes_to_priority_p): Extract piece of priority () into new
15907 (priority): Use the function. Add assertion.
15908 (rank_for_schedule, set_priorities): Add assertion to check that
15909 insn's priority is initialized.
15910 (clear_priorities, calc_priorities): Change signature. Make it update
15911 all relevant insns. Update all callers ('add_to_speculative_block ()'
15912 and 'create_block_check_twin ()').
15913 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
15914 Add new field 'priority_status'.
15915 (INSN_PRIORITY_STATUS): New macro.
15916 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
15918 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15920 * sched-ebb.c (debug_ebb_dependencies): New static function.
15921 (init_ready_list): Use it.
15923 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
15924 with changed signature and 'debug_rgn_dependencies ()'.
15925 (debug_rgn_dependencies): New static function.
15926 (init_ready_list): Use it.
15928 * sched-int.h (debug_dependencies): Declare.
15930 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
15932 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
15934 2007-05-04 Dirk Mueller <dmueller@suse.de>
15936 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
15938 2007-05-03 Jan Hubicka <jh@suse.cz>
15940 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
15941 ((T1)X op (T1)Y), for pointer type in more cases than before.
15943 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
15945 * tree-object-size.c (plus_expr_object_size): When operand size is
15946 unknown, return unknown.
15948 2007-05-03 Dirk Mueller <dmueller@suse.de>
15950 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
15952 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
15955 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
15957 2007-05-03 Janis Johnson <janis187@us.ibm.com>
15959 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
15961 2007-05-03 Joseph Myers <joseph@codesourcery.com>
15963 * config/soft-fp/double.h, config/soft-fp/extended.h,
15964 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
15965 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
15966 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
15967 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
15970 2007-05-03 Ian Lance Taylor <iant@google.com>
15972 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
15973 MASK_PPC_GFXOPT for 8540 or 8548.
15975 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
15977 * tree-vect-transform.c (vect_update_inits_of_drs): Use
15978 vect_print_dump_info() to output debug information.
15980 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
15983 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
15984 operands of size 2 when operand is not MEM_P.
15986 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
15988 PR tree-optimization/30565
15989 * lambda-code.c (perfect_nestify): Fix updating of dominators.
15991 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
15993 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
15994 (umulsi3_highpart): Use them.
15995 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
15996 for final accumulator to D regisster tranfser.
15998 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
16000 PR tree-optimization/31699
16001 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
16003 (vect_enhance_data_refs_alignment): Compute peel amount using
16004 TYPE_VECTOR_SUBPARTS instead of vf.
16005 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
16007 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
16010 * system.h: Remove inclusion of double-int.h
16011 * tree.h: Include double-int.h
16012 * gengtype.c: Likewise
16013 * cfgloop.h: Likewise
16014 * Makefile.in: Adjust dependencies on double-int.h
16016 2007-05-02 Eric Christopher <echristo@apple.com>
16018 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
16019 -shared to -Zdynamiclib.
16021 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
16024 * c-common.c (strip_pointer_or_array_types): New function.
16025 * c-common.h (strip_pointer_or_array_types): New function declaration.
16027 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
16029 PR tree-optimization/31771
16030 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
16032 2007-05-02 Paul Brook <paul@codesourcery.com>
16034 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
16036 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
16038 PR middle-end/29715
16039 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
16042 2007-05-02 Nick Clifton <nickc@redhat.com>
16044 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
16046 2007-05-02 Richard Guenther <rguenther@suse.de>
16048 PR tree-optimization/31146
16049 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
16050 argument, single_use_p. If we have a single use that is
16051 a conversion to the definition rhs type, propagate that rhs.
16052 (forward_propagate_addr_expr): Pass single_use_p argument
16053 to forward_propagate_addr_expr_1.
16055 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
16057 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
16060 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16062 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
16063 'AMD Family 10 core'.
16065 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16067 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
16068 and athlon64-sse3 as improved versions of k8, opteron and athlon64
16069 with SSE3 instruction set support.
16070 * doc/invoke.texi: Likewise.
16072 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16074 * config/i386/i386.c (override_options): Tuning 32-byte loop
16075 alignment for amdfam10 architecture. Increasing the max loop
16076 alignment to 24 bytes.
16078 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
16080 * config/m68k/constraints.md: New.
16081 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
16082 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
16083 EXTRA_CONSTRAINT): Remove.
16084 * config/m68k/m68k.md: Include constraints.md.
16085 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
16087 2007-05-01 Ian Lance Taylor <iant@google.com>
16089 PR tree-optimization/31739
16090 * tree-vrp.c (vrp_val_is_max): New static function.
16091 (vrp_val_is_min): New static function.
16092 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
16094 (set_value_range): Use vrp_val_is_{max,min}.
16095 (extract_range_from_assert): Likewise.
16096 (extract_range_from_binary_expr): Likewise.
16097 (extract_range_from_unary_expr): Likewise.
16098 (dump_value_range, vrp_meet): Likewise.
16099 (vrp_visit_phi_node): Likewise.
16100 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
16102 2007-05-01 Mark Mitchell <mark@codesourcery.com>
16104 * config/i386/gmon-sol2.c (size_t): New type.
16105 (intptr_t): Likewise.
16106 (s_textsize): Declare as size_t.
16108 (monstartup): Use size_t for sizes.
16109 (_mcount): Save and restore registers.
16110 (internal_mcount): Pass 0 as the first argument to monstartup
16112 (moncontrol): Convert pointer to appropriately sized integer
16113 before passing to profil.
16115 2007-05-01 Joseph Myers <joseph@codesourcery.com>
16117 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
16118 __NO_FPRS__, not just if _SOFT_DOUBLE.
16119 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
16120 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
16121 also for E500 double.
16122 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
16123 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
16126 2007-05-01 Richard Guenther <rguenther@suse.de>
16128 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
16131 2007-05-01 Joseph Myers <joseph@codesourcery.com>
16133 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
16135 2007-05-01 Jan Hubicka <jh@suse.cz>
16137 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
16140 2007-05-01 Jan Hubicka <jh@suse.cz>
16142 * tree.h (maybe_fold_offset_to_component_ref): Remove.
16143 (maybe_fold_offset_to_reference): Declare.
16144 * fold-const.c (fold_unary): Do not fold
16145 (type *)&A into &A->field_of_type_and_offset_0
16146 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
16147 size is unknown, give up.
16148 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
16150 (maybe_fold_offset_to_reference): New.
16151 (maybe_fold_stmt_indirect): Use it.
16152 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
16153 * gimplify.c (gimplify_conversion): Canonicalize conversions to
16155 (gimplify_expr): Likewise for plus_expr.
16157 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
16159 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
16160 bsi_after_labels. Always insert statements before bsi.
16161 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
16162 * predict.c (apply_return_prediction): Check for empty blocks.
16163 * cfgexpand.c (lab_rtx_for_bb): New variable.
16164 (label_rtx_for_bb): Do not create new tree labels.
16165 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
16166 (tree_expand_cfg): Initialize lab_rtx_for_bb.
16167 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
16169 (label_for_bb): Add field used.
16170 (update_eh_label, main_block_label): Mark the label used.
16171 (cleanup_dead_labels): Remove unused labels.
16173 2007-05-01 Richard Guenther <rguenther@suse.de>
16175 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
16176 if it is not about to be set.
16177 (get_value_range): Do not pre-allocate equiv bitmap.
16178 (update_value_range): No need to clear equiv field.
16179 (add_equivalence): Change prototype to get bitmap pointer.
16180 Allocate bitmap here if it is not already.
16181 (extract_range_from_assert): Do not allocate bitmap here.
16182 Update callers to add_equivalence.
16183 (extract_range_from_ssa_name): Likewise.
16184 (get_vr_for_comparison): New static helper.
16185 (compare_name_with_value): Handle NULL equiv bitmap by
16186 peeling the first iteration of the comparison loop.
16187 Use get_vr_for_comparison.
16188 (compare_names): Handle NULL equiv bitmaps by using fake
16189 ones. Use get_vr_for_comparison.
16191 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
16193 * double-int.c (mpz_set_double_int): Moved from
16194 tree-ssa-loop-niter.c.
16195 (mpz_get_double_int): Likewise; also, add option to wrap
16196 out-of-range integers.
16197 * double-int.h: New prototypes for above.
16198 * tree.c (get_static_type_bounds): Moved from
16199 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
16200 TYPE_MAX_VALUE if they exist..
16201 * tree.h: New prototype for above.
16202 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
16203 get_type_bounds calls.
16204 (mpz_set_double_int): Move to double-int.c.
16205 (get_type_bounds): Move to tree.c, rename to
16206 get_static_type_bounds.
16207 (mpz_to_double_int): Move to double-int.c, rename to
16208 mpz_get_double_int.
16210 2007-04-30 Bob Wilson <bob.wilson@acm.org>
16212 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
16213 DIV0 exception can fall through to a normal return.
16215 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
16217 PR middle-end/22156
16218 Temporarily revert:
16219 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
16220 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
16221 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
16222 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
16223 initialize align to silence bogus warning.
16224 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
16225 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
16227 (struct sra_walk_fns): Remove use_all parameter from use.
16228 (sra_hash_tree): Handle BIT_FIELD_REFs.
16229 (sra_elt_hash): Don't hash bitfld blocks.
16230 (sra_elt_eq): Skip them in parent compares as well. Handle
16232 (sra_walk_expr): Don't maintain or pass down use_all_p.
16233 (scan_use): Remove use_all parameter.
16234 (scalarize_use): Likewise. Re-expand assignment to
16235 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
16236 output, and re-scalarize after output. Don't mark anything
16238 (scalarize_ldst): Adjust.
16239 (scalarize_walk_gimple_modify_statement): Likewise.
16240 (build_element_name_1): Handle BIT_FIELD_REFs.
16241 (instantiate_element): Don't warn for any element whose parent
16242 is used as a whole.
16243 (instantiate_missing_elements_1): Return the sra_elt.
16244 (canon_type_for_field): New.
16245 (try_instantiate_multiple_fields): New.
16246 (instantiate_missing_elemnts): Use them.
16247 (mark_no_warning): Removed.
16248 (generate_one_element_ref): Handle BIT_FIELD_REFs.
16249 (REPLDUP, sra_build_elt_assignment): New.
16250 (generate_copy_inout): Use them.
16251 (generate_element_copy): Likewise. Handle bitfld differences.
16252 (generate_element_zero): Don't recurse for blocks. Use
16253 sra_build_elt_assignment.
16254 (generate_one_element_int): Take elt instead of var. Use
16255 sra_build_elt_assignment.
16256 (generate_element_init_1): Adjust.
16257 (scalarize_use, scalarize_copy): Use REPLDUP.
16258 (scalarize_ldst): Move assert before dereference.
16259 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
16261 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
16264 * tree.c (reconstruct_complex_type): Reconstruct a reference
16266 Also use the same mode for the pointer as the old pointer type.
16268 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
16270 * doc/trouble.texi (Interoperation): Remove note about Ultrix
16273 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
16275 PR rtl-optimization/31676
16276 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
16277 (df_refs_record): Call it.
16279 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16281 * rtl.def (SS_ABS): New code.
16282 * config/bfin/bfin.c (print_operand): New modifier 'v'.
16283 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
16284 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
16285 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
16286 (bfin_init_builtins): Define them.
16287 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
16288 (bfin_expand_builtin): ... and handle the others here.
16289 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
16290 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
16291 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
16292 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
16293 operand is only HImode.
16295 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
16297 * regclass.c (scan_one_insn): Remove splitting of
16300 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
16301 Nigel Stephens <nigel@mips.com>
16303 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
16305 2007-04-28 Jan Hubicka <jh@suse.cz>
16307 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
16308 insn_locators_alloc instead of insn_locators_initialize;
16309 call reset_block_changes.
16310 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
16311 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
16312 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
16313 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
16314 * config/score/score.c (th_output_mi_thunk): Likewise.
16315 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
16316 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
16317 tolerate uninitialized locator info.
16320 * function.c (init_function_start): Don't init line number info.
16321 (expand_function_end): Update.
16322 (reset_block_changes, record_block_change, finalize_block_changes,
16323 check_block_change, free_block_changes): Kill.
16324 * function.h (reset_block_changes, record_block_change,
16325 finalize_block_changes, check_block_change, free_block_changes):
16327 (struct function): Remove ib_boundaries_block.
16328 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
16329 Use curr_insn_locator to initialize locator.
16330 (emit_line_note): Remove.
16331 * cfgexpand.c (expand_gimple_cond_expr): Update.
16332 (construct_exit_block): Likewise.
16333 (tree_expand_cfg): Initialize/finalize locators.
16334 * expr.c (expand_expr_real): Update.
16335 * cfglayout.c (line_locators_locs, line_locators_lines,
16336 file_locators_locs, file_locators_files): Remove.
16337 (set_block_levels): Move to cfgexpand.c.
16338 (insn_locators_initialize): Remove.
16339 (pass_insn_locators_initialize): Remove.
16340 (locations_locators_locs, locations_locators_vals): New static vars.
16341 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
16343 (insn_locators_alloc, insn_locators_finalize,
16344 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
16346 (locator_location): New.
16347 (locator_line, locator_file): Rewrite.
16348 * rtl.h (emit_line_note): Kill.
16349 (insn_locators_alloc, insn_locators_finalize,
16350 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
16352 * tree-inline.c (initialize_cfun): Do not initialize
16353 ib_boundaries_block.
16354 * passes.c (pass_insn_locators_initialize): Remove.
16356 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
16358 * tree-cfg.c (move_block_to_fn): Release bb from dominance
16359 info. Update last_basic_block correctly.
16361 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
16364 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
16365 register itself to hold the offset constant. Tell flow the use
16366 of r4 and r5 when they are used.
16368 2007-04-27 Richard Guenther <rguenther@suse.de>
16370 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
16371 if we simplified anything.
16372 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
16373 warnings until we did a simplification and the stmt was not
16374 marked as TREE_NO_WARNING.
16376 2007-04-27 Mike Stump <mrs@apple.com>
16378 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
16380 2007-04-27 Ian Lance Taylor <iant@google.com>
16382 PR middle-end/31710
16383 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
16384 TYPE_MAX_VALUE exist, convert them to the new type.
16386 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
16388 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
16389 if it claims to be available.
16390 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
16391 edge is redirected.
16392 (perform_tree_ssa_dce): Always free postdominators.
16394 2007-04-27 Richard Henderson <rth@redhat.com>
16396 * config/alpha/predicates.md (aligned_memory_operand): Mark
16397 as define_special_predicate.
16398 (unaligned_memory_operand, normal_memory_operand): Likewise.
16399 (reg_or_unaligned_mem_operand): Remove.
16400 (any_memory_operand): Match the documentation and check for
16401 non-renumbered pseudos during reload.
16402 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
16403 alpha_secondary_reload_class, update to new interface, make static.
16404 Handle CQImode like HImode. Remove FP subreg check.
16405 (alpha_expand_mov): Use replace_equiv_address.
16406 (alpha_expand_mov_nobwx): Use any_memory_operand.
16407 (TARGET_SECONDARY_RELOAD): New.
16408 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
16409 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
16410 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
16411 * config/alpha/alpha.md: ... here.
16412 (RELOAD12, reloadmode): New.
16414 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
16415 Don't handle the aligned case here.
16416 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
16417 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
16418 reload_inhi_help. Don't expect a scratch register.
16419 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
16421 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
16423 2007-04-27 Richard Guenther <rguenther@suse.de>
16425 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
16427 2007-04-27 Richard Guenther <rguenther@suse.de>
16429 PR tree-optimization/30965
16430 PR tree-optimization/30978
16431 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
16432 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
16433 (find_equivalent_equality_comparison): Likewise.
16434 (simplify_cond): Likewise.
16435 (get_prop_source_stmt): New helper.
16436 (get_prop_dest_stmt): Likewise.
16437 (can_propagate_from): Likewise.
16438 (remove_prop_source_from_use): Likewise.
16439 (combine_cond_expr_cond): Likewise.
16440 (forward_propagate_comparison): New function.
16441 (forward_propagate_into_cond): Rewrite to use fold for
16443 (tree_ssa_forward_propagate_single_use_vars): Call
16444 forward_propagate_comparison to propagate comparisons.
16446 2007-04-27 Richard Guenther <rguenther@suse.de>
16448 PR tree-optimization/31715
16449 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
16450 sure to do computation on the offset in an appropriate
16453 2007-04-27 Richard Sandiford <richard@codesourcery.com>
16455 * reload.h (elimination_target_reg_p): Declare.
16456 * reload.c (find_reloads): Don't apply the reg_rtx move
16457 optimization if the SET_DEST satisfies elimination_target_reg_p.
16458 * reload1.c (elimination_target_reg_p): New function.
16459 (gen_reload): In the move/add2 fallback, make sure that op0
16460 does not overlap the destination register.
16462 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
16464 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
16465 transform only GIMPLE_MODIFY_STMTs.
16466 * tree-complex.c (expand_complex_operations_1): Ditto.
16467 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
16468 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
16469 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
16471 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
16472 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
16473 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
16474 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
16475 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
16476 slpeel_add_loop_guard): Ditto.
16477 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
16478 * lambda-code.c (perfect_nestify): Ditto.
16479 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
16480 before the first statement.
16481 * tree-optimize.c (execute_free_datastructures): Fix comments.
16482 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
16483 * tree-flow.h (disband_implicit_edges): Declaration removed.
16484 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
16486 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
16487 COND_EXPRs without gotos.
16488 (disband_implicit_edges, has_label_p): Removed.
16489 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
16490 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
16492 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
16494 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
16495 also for COND_EXPRs.
16496 * cfgexpand.c (label_rtx_for_bb): New function.
16497 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
16498 Use label_rtx_for_bb to find the labels.
16499 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
16500 last block. Detect fallthru edges.
16502 2007-04-26 Ian Lance Taylor <iant@google.com>
16505 * reload.c (find_reloads_subreg_address): If the address was valid
16506 in the original mode but not in the new mode, reload the whole
16509 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
16511 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
16512 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
16513 (cleanup_control_expr_graph): Do not invalidate dominance info.
16514 Record altered blocks.
16515 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
16516 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
16517 cleanup_tree_cfg_bb): New functions.
16518 (remove_forwarder_block): Do not maintain the worklist of blocks.
16519 Record altered blocks.
16520 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
16521 not over whole cfg.
16522 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
16523 delete_unreachable_blocks if dominators are not available.
16524 * tree-inline.c (optimize_inline_calls): Free dominance information
16526 * tree-flow.h (remove_edge_and_dominated_blocks,
16527 cfgcleanup_altered_bbs): Altered.
16528 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
16530 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
16532 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
16533 do not invalidate dominators.
16535 2007-04-26 Anatoly Sokolov <aesok@post.ru>
16537 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
16538 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
16539 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
16540 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
16542 2007-04-26 Steve Ellcey <sje@cup.hp.com>
16544 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
16546 2007-04-26 Richard Guenther <rguenther@suse.de>
16548 PR tree-optimization/31703
16549 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
16550 the right type for the target of the bittest.
16552 2007-04-26 Richard Sandiford <richard@codesourcery.com>
16554 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
16555 ix86_sol10_return_in_memory.
16557 2007-04-26 Richard Sandiford <richard@codesourcery.com>
16559 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
16562 2007-04-26 Jakub Jelinek <jakub@redhat.com>
16565 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
16567 PR tree-optimization/30558
16568 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
16569 clear this_state.prev_try.
16571 2007-04-26 Richard Sandiford <richard@codesourcery.com>
16572 Mark Mitchell <mark@codesourcery.com>
16574 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
16575 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
16576 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
16578 2007-04-26 Richard Sandiford <richard@codesourcery.com>
16581 * doc/invoke.texi (%:print-asm-header): Document.
16582 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
16584 (static_spec_functions): Add print-asm-header.
16585 (main): Print a banner before the --target-help linker options.
16586 (print_asm_header_spec_function): New function.
16588 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
16591 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
16592 (movsf_ie): Likewise.
16594 2007-04-25 Paolo Carlini <pcarlini@suse.de>
16596 * doc/extend.texi ([Type Traits]): Adjust per N2255.
16598 2007-04-25 Bob Wilson <bob.wilson@acm.org>
16600 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
16601 exception for divide-by-zero.
16602 (__umodsi3, __modsi3): Likewise.
16604 2007-04-25 Dirk Mueller <dmueller@suse.de>
16606 * c-typeck.c (build_compound_expr): Annotate warning()
16607 call with OPT_Wunused_value.
16608 * tree-ssa.c (warn_uninit): Annotate warning with
16610 * c-common.c (handle_sentinel_attribute): Annotate warning
16611 call with OPT_Wattributes.
16613 2007-04-25 Thiemo Seufer <ths@mips.com>
16615 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
16616 (mips16): Fix typo.
16617 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
16618 on to the assembler. Improve handling of -mno-mips16. Add handling
16619 of -mno-mips3d, -mno-dsp, -mno-dspr2.
16620 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
16621 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
16622 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
16624 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
16627 * config/i386/winnt.c (i386_pe_file_end): Strip only
16628 USER_LABEL_PREFIX when writing export name.
16630 2007-04-25 Richard Sandiford <richard@codesourcery.com>
16632 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
16633 sh/elf.h, vx-common.h and vxworks.h.
16634 * config/sh/sh.h: Include config/vxworks-dummy.h.
16635 (SUBTARGET_OVERRIDE_OPTIONS): Define.
16636 (OVERRIDE_OPTIONS): Use it.
16637 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
16638 (vxworks_picreg): New pattern.
16639 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
16640 VXWORKS_OS_CPP_BUILTINS.
16641 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
16642 to their VXWORKS_* equivalents.
16643 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
16644 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
16645 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
16646 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
16647 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
16648 -mrtp/-fPIC multilibs.
16649 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
16650 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
16651 (MULTILIB_OSDIRNAMES): Delete.
16653 2007-04-25 Anatoly Sokolov <aesok@post.ru>
16656 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
16658 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
16660 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
16661 rounding mode to be specified by the caller.
16662 (real_to_mpfr) Likewise.
16663 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
16664 include new arguments.
16665 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
16667 2007-04-24 Ian Lance Taylor <iant@google.com>
16669 PR tree-optimization/31605
16670 * tree-vrp.c (set_value_range): Check that min and max are not
16671 both overflow infinities.
16672 (set_value_range_to_value): New static function.
16673 (extract_range_from_binary_expr): Call set_value_range_to_value.
16674 (extract_range_from_cond_expr): Likewise.
16675 (extract_range_from_expr): Likewise.
16676 (extract_range_from_unary_expr): Likewise. Don't create a range
16677 which overflows on both sides.
16678 (vrp_meet): Check for a useless range.
16679 (vrp_visit_phi_node): If we see a constant which looks like an
16680 overflow infinity, turn off the TREE_OVERFLOW flag.
16682 2007-04-24 Ian Lance Taylor <iant@google.com>
16684 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
16686 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
16688 PR diagnostic/25923
16689 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
16690 diagnostic message is being built.
16691 * tree-pretty-print.c (dump_generic_node): Only write the
16692 formatted text into BUFFER's stream if we are not building a
16693 diagnostic message.
16694 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
16696 * Makefile.in (toplev.o): Depend on tree-pass.h.
16698 2007-04-24 Ian Lance Taylor <iant@google.com>
16700 PR tree-optimization/31602
16701 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
16702 conditionals in the copied loop header.
16703 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
16704 warnings if TREE_NO_WARNING is set.
16705 * doc/invoke.texi (Warning Options): Clarify that
16706 -Wstrict-overflow does not warn about loops.
16708 2007-04-24 Janis Johnson <janis187@us.ibm.com>
16710 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
16711 expand on the comment about _Decimal128 arguments and check the
16712 integer result of the modulus operation; for 64-bit ELF ABI, ensure
16713 that _Decimal128 argument uses even/odd register pair.
16714 (function_arg): Ditto.
16716 2007-04-24 Hui-May Chang <hm.chang@apple.com>
16718 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
16719 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
16721 2007-04-24 Richard Guenther <rguenther@suse.de>
16722 Olga Golovanevsky <olga@il.ibm.com>
16724 * fold-const.c (multiple_of_p): Check for bottom
16727 2007-04-24 Richard Henderson <rth@redhat.com>
16729 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
16730 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
16731 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
16732 looking for non-zero bits shifted out. Avoid a recursive call
16733 when constructing the scalar.
16734 (__floatundisf): Likewise.
16736 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
16738 * dwarf2out.c (field_byte_offset): Move the existing logic
16739 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
16740 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
16742 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
16745 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
16746 length argument of 0 for memset.
16747 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
16748 unsigned shift instead of the signed variant.
16750 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
16752 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
16753 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
16754 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
16755 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
16756 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
16757 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
16758 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
16759 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
16760 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
16761 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
16762 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
16763 "mul<mode>3", "div<mode>3"): Insn definitions added.
16764 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
16765 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
16766 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
16767 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
16768 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
16769 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
16770 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
16771 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
16772 TARGET_FLOAT_FORMAT): Macro definitions removed.
16773 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
16774 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
16775 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
16776 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
16777 (s390_gen_rtx_const_DI): Function removed.
16778 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
16780 2007-04-24 Richard Sandiford <richard@codesourcery.com>
16782 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
16783 over an external ffs function.
16785 2007-04-24 Chao-ying Fu <fu@mips.com>
16786 Richard Sandiford <richard@nildram.co.uk>
16788 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
16789 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
16790 (smadd_widen_optab, umadd_widen_optab): Define.
16791 * optabs.c (init_optabs): Initialize smadd_widen_optab and
16793 * genopinit.c (optabs): Fill in smadd_widen_optab and
16795 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
16796 and umadd_widen_optab to implement multiply-add sequences.
16797 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
16798 (<u>maddsidi4): ...this. Extend condition to include
16799 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
16800 of operand 0 to "ka" and use the three-operand form of madd<u>
16802 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
16804 * config/mips/constraints.md (ka): New register constraint.
16806 2007-04-24 Jan Hubicka <j@suse.cz>
16810 2007-04-23 Jan Hubicka <jh@suse.cz>
16811 * function.c (init_function_start): Don't init line number info.
16812 (expand_function_end): Update.
16813 (reset_block_changes, record_block_change, finalize_block_changes,
16814 check_block_change, free_block_changes): Kill.
16815 * function.h (reset_block_changes, record_block_change,
16816 finalize_block_changes, check_block_change, free_block_changes):
16818 (struct function): Remove ib_boundaries_block.
16819 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
16820 Use curr_insn_locator to initialize locator.
16821 (emit_line_note): Remove.
16822 * cfgexpand.c (expand_gimple_cond_expr): Update.
16823 (construct_exit_block): Likewise.
16824 (tree_expand_cfg): Initialize/finalize locators.
16825 * expr.c (expand_expr_real): Update.
16826 * cfglayout.c (line_locators_locs, line_locators_lines,
16827 file_locators_locs, file_locators_files): Remove.
16828 (set_block_levels): Move to cfgexpand.c.
16829 (insn_locators_initialize): Remove.
16830 (pass_insn_locators_initialize): Remove.
16831 (locations_locators_locs, locations_locators_vals): New static vars.
16832 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
16834 (insn_locators_alloc, insn_locators_finalize,
16835 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
16837 (locator_location): New.
16838 (locator_line, locator_file): Rewrite.
16839 * rtl.h (emit_line_note): Kill.
16840 (insn_locators_alloc, insn_locators_finalize,
16841 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
16843 * tree-inline.c (initialize_cfun): Do not initialize
16844 ib_boundaries_block.
16845 * passes.c (pass_insn_locators_initialize): Remove.
16847 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
16849 * doc/invoke.texi: Removed leading '-' from option index entries.
16851 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
16853 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
16855 (create_phi_node): Use set_phi_nodes.
16856 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
16857 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
16858 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
16859 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
16860 (bsi_start, bsi_last): Use bb_stmt_list.
16861 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
16862 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
16863 Traverse the statements using tsi iterator.
16864 * basic-block.h (struct basic_block_def): Fields stmt_list
16865 and phi_nodes moved to ...
16866 (struct tree_bb_info): ... new structure.
16867 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
16868 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
16869 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
16870 (tree_verify_flow_info): Verify that il.tree is not set for
16871 entry and exit block.
16872 (tree_split_block): Use set_bb_stmt_list.
16874 2007-04-23 Mike Stump <mrs@apple.com>
16876 * config/i386/i386.c (ix86_tune_features
16877 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
16880 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
16882 * config/i386/i386.md (prefix_extra): New attribute.
16883 (length): Add prefix_extra.
16885 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
16886 (sse2_movntv2di): Likewise.
16887 (sse2_cvtps2dq): Likewise.
16888 (sse2_cvtpd2pi): Likewise.
16889 (sse2_cvttpd2pi): Likewise.
16890 (*sse2_cvtpd2ps): Likewise.
16891 (*add<mode>3): Likewise.
16892 (sse2_ssadd<mode>3): Likewise.
16893 (sse2_usadd<mode>3): Likewise.
16894 (*sub<mode>3): Likewise.
16895 (sse2_sssub<mode>3): Likewise.
16896 (sse2_ussub<mode>3): Likewise.
16897 (*mulv8hi3): Likewise.
16898 (*smulv8hi3_highpart): Likewise.
16899 (*umulv8hi3_highpart): Likewise.
16900 (sse2_umulv2siv2di3): Likewise.
16901 (sse2_pmaddwd): Likewise.
16902 (ashr<mode>3): Likewise.
16903 (lshr<mode>3): Likewise.
16904 (ashl<mode>3): Likewise.
16905 (sse2_ashlti3): Likewise.
16906 (sse2_lshrti3): Likewise.
16907 (*umaxv16qi3): Likewise.
16908 (*smaxv8hi3): Likewise.
16909 (*uminv16qi3): Likewise.
16910 (*sminv8hi3): Likewise.
16911 (sse2_eq<mode>3): Likewise.
16912 (sse2_gt<mode>3): Likewise.
16913 (*and<mode>3): Likewise.
16914 (sse2_nand<mode>3): Likewise.
16915 (*ior<mode>3): Likewise.
16916 (*xor<mode>3): Likewise.
16917 (sse2_packsswb): Likewise.
16918 (sse2_packssdw): Likewise.
16919 (sse2_packuswb): Likewise.
16920 (sse2_punpckhbw): Likewise.
16921 (sse2_punpcklbw): Likewise.
16922 (sse2_punpckhwd): Likewise.
16923 (sse2_punpcklwd): Likewise.
16924 (sse2_punpckhdq): Likewise.
16925 (sse2_punpckldq): Likewise.
16926 (sse2_punpckhqdq): Likewise.
16927 (sse2_punpcklqdq): Likewise.
16928 (*sse2_pinsrw): Likewise.
16929 (*sse2_pextrw): Likewise.
16930 (sse2_pshufd_1): Likewise.
16931 (sse2_uavgv16qi3): Likewise.
16932 (sse2_uavgv8hi3): Likewise.
16933 (sse2_psadbw): Likewise.
16934 (sse2_pmovmskb): Likewise.
16935 (*sse2_maskmovdqu): Likewise.
16936 (*sse2_maskmovdqu_rex64): Likewise.
16937 (sse4a_extrqi): Likewise.
16938 (sse4a_extrq): Likewise.
16939 (sse3_lddqu): Set prefix_rep.
16940 (sse3_addsubv4sf3): Likewise.
16941 (sse3_haddv4sf3): Likewise.
16942 (sse3_hsubv4sf3): Likewise.
16943 (sse_cvtss2si): Likewise.
16944 (sse_cvtss2si_2): Likewise.
16945 (sse_cvtss2siq): Likewise.
16946 (sse_cvtss2siq_2): Likewise.
16947 (sse_cvttss2si): Likewise.
16948 (sse_cvttss2siq): Likewise.
16949 (sse2_cvttps2dq): Likewise.
16950 (sse3_movshdup): Likewise.
16951 (sse3_movsldup): Likewise.
16952 (sse2_cvtsd2si): Likewise.
16953 (sse2_cvtsd2si_2): Likewise.
16954 (sse2_cvtsd2siq): Likewise.
16955 (sse2_cvtsd2siq_2): Likewise.
16956 (sse2_cvttsd2si): Likewise.
16957 (sse2_cvttsd2siq): Likewise.
16958 (*sse2_cvtpd2dq): Likewise.
16959 (*sse2_cvttpd2dq): Likewise.
16960 (sse2_pshuflw_1): Likewise.
16961 (sse2_pshufhw_1): Likewise.
16962 (sse4a_insertqi): Likewise.
16963 (sse4a_insertq): Likewise.
16964 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
16965 (ssse3_phadddv4si3): Likewise.
16966 (ssse3_phaddswv8hi3): Likewise.
16967 (ssse3_phsubwv8hi3): Likewise.
16968 (ssse3_phsubdv4si3): Likewise.
16969 (ssse3_phsubswv8hi3): Likewise.
16970 (ssse3_pmaddubswv8hi3): Likewise.
16971 (ssse3_pmulhrswv8hi3): Likewise.
16972 (ssse3_pshufbv16qi3): Likewise.
16973 (ssse3_psign<mode>3): Likewise.
16974 (ssse3_palignrti): Likewise.
16975 (abs<mode>2): Likewise.
16976 (ssse3_phaddwv4hi3): Set prefix_extra.
16977 (ssse3_phadddv2si3): Likewise.
16978 (ssse3_phaddswv4hi3): Likewise.
16979 (ssse3_phsubwv4hi3): Likewise.
16980 (ssse3_phsubdv2si3): Likewise.
16981 (ssse3_phsubswv4hi3): Likewise.
16982 (ssse3_pmaddubswv4hi3): Likewise.
16983 (ssse3_pmulhrswv4hi3): Likewise.
16984 (ssse3_pshufbv8qi3): Likewise.
16985 (ssse3_psign<mode>3): Likewise.
16986 (ssse3_palignrdi): Likewise.
16987 (abs<mode>2): Likewise.
16988 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
16989 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
16990 (sse2_pmovmskb): Set mode to SI instead of V2DF.
16992 2007-04-23 Nick Clifton <nickc@redhat.com>
16994 * params.def: Fix formatting of emacs local variables.
16996 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
16998 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
16999 move if inter-unit move isn't allowed.
17000 Don't split moving the first element of V2DI to DI to inter-unit
17001 move if inter-unit move isn't allowed.
17003 2007-04-23 Richard Guenther <rguenther@suse.de>
17005 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
17006 and CDI_POST_DOMINATORS separately.
17008 2007-04-23 Nick Clifton <nickc@redhat.com>
17010 * c.opt (Wformat-contains-nul): Add warning attribute.
17012 2007-04-23 Jan Hubicka <jh@suse.cz>
17014 * function.c (init_function_start): Don't init line number info.
17015 (expand_function_end): Update.
17016 (reset_block_changes, record_block_change, finalize_block_changes,
17017 check_block_change, free_block_changes): Kill.
17018 * function.h (reset_block_changes, record_block_change,
17019 finalize_block_changes, check_block_change, free_block_changes):
17021 (struct function): Remove ib_boundaries_block.
17022 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
17023 Use curr_insn_locator to initialize locator.
17024 (emit_line_note): Remove.
17025 * cfgexpand.c (expand_gimple_cond_expr): Update.
17026 (construct_exit_block): Likewise.
17027 (tree_expand_cfg): Initialize/finalize locators.
17028 * expr.c (expand_expr_real): Update.
17029 * cfglayout.c (line_locators_locs, line_locators_lines,
17030 file_locators_locs, file_locators_files): Remove.
17031 (set_block_levels): Move to cfgexpand.c.
17032 (insn_locators_initialize): Remove.
17033 (pass_insn_locators_initialize): Remove.
17034 (locations_locators_locs, locations_locators_vals): New static vars.
17035 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
17037 (insn_locators_alloc, insn_locators_finalize,
17038 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17040 (locator_location): New.
17041 (locator_line, locator_file): Rewrite.
17042 * rtl.h (emit_line_note): Kill.
17043 (insn_locators_alloc, insn_locators_finalize,
17044 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17046 * tree-inline.c (initialize_cfun): Do not initialize
17047 ib_boundaries_block.
17048 * passes.c (pass_insn_locators_initialize): Remove.
17050 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
17052 PR middle-end/31448
17053 * expr.c (reduce_to_bit_field_precision): Handle
17056 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
17058 PR tree-optimization/24659
17059 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
17060 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
17061 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
17062 * genopinit.c (optabs): Rename vec_pack_mod_optab
17063 to vec_pack_trunc_optab.
17064 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
17065 early for scalar floating point operands for NOP_EXPR.
17066 (vectorizable_type_promotion): Ditto.
17067 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
17068 vec_pack_trunc_optab.
17069 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
17071 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
17072 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
17073 Rename from VEC_PACK_MOD_EXPR.
17074 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
17075 * expr.c (expand_expr_real_1): Ditto.
17076 * tree-inline.c (estimate_num_insns_1): Ditto.
17077 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
17079 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
17080 (vec_unpacks_lo_v4sf): Ditto.
17081 (vec_pack_trunc_v2df): Ditto.
17082 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
17083 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
17084 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
17086 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
17088 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
17090 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
17091 Rename from VEC_PACK_MOD_EXPR. This expression also represent
17092 packing of floating point operands.
17093 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
17094 represent unpacking of floating point operands.
17095 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
17096 [vec_unpacks_hi]: Ditto.
17097 [vec_unpacks_lo]: Ditto.
17099 2007-04-22 Jan Hubicka <jh@suse.cz>
17101 * final.c (rest_of_handle_final): Call
17102 targetm.asm_out.constructor/targetm.asm_out.destructor
17103 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
17104 proper priority via decl_*_priority_insert.
17105 * c-common.c (c_expand_body): Likewise.
17107 2007-04-22 Richard Guenther <rguenther@suse.de>
17109 PR tree-optimization/29789
17110 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
17111 (rewrite_reciprocal): New helper split out from
17112 determine_invariantness_stmt.
17113 (rewrite_bittest): Likewise.
17114 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
17115 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
17118 2007-04-22 Revital Eres <eres@il.ibm.com>
17120 * loop-unroll.c (var_to_expand): New field to support also
17121 insns of the form x = something + x.
17122 (analyze_insn_to_expand_var): Use it.
17123 (expand_var_during_unrolling): Likewise.
17125 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
17127 * predict.c: Include pointer-set.h.
17128 (bb_predictions): New variable.
17129 (tree_predicted_by_p, tree_predict_edge,
17130 remove_predictions_associated_with_edge): Use bb_predictions map
17131 instead of bb->predictions.
17132 (clear_bb_predictions, assert_is_empty): New functions.
17133 (combine_predictions_for_bb): Use bb_predictions map. Call
17134 clear_bb_predictions.
17135 (tree_estimate_probability): Create and free bb_predictions map.
17136 * Makefile.in (predict.o): Add pointer-set.h dependency.
17137 * basic-block.h (struct basic_block_def): Remove predictions
17139 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
17141 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
17144 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
17147 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17149 * timevar.c (timevar_print): Change reference of --disable-checking to
17150 --enable-checking=release. Also warn if assert checking is disabled.
17152 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17155 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
17156 decl as addressable if the compound literal was marked as
17158 Mark the decl as a gimple register if it is a complex or
17159 vector decl and does not live in memory.
17161 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17163 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
17164 (GENERIC_NEXT): New function macro.
17165 (PHI_CHAIN): Use phi_node's new chain variable.
17166 (tree_phi_node): Change tree_common to tree_base
17167 and add the chain field.
17168 * tree-phinodes.c (make_phi_node): Don't set
17169 TREE_TYPE on the new node.
17170 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
17171 instead of checking GIMPLE_TUPLE_P in chain_next.
17172 * tree-vect-transform.c
17173 (get_initial_def_for_induction): Look at
17174 PHI_RESULT_TREE for the type of the phi node.
17175 (update_vuses_to_preheader): Use PHI_CHAIN
17176 instead of TREE_CHAIN on the phi node.
17177 * tree-ssa-structalias.c (compute_points_to_sets):
17179 (ipa_pta_execute): Likewise.
17181 2007-04-21 Richard Guenther <rguenther@suse.de>
17183 PR middle-end/31136
17184 * fold-const.c (fold_unary): Call fold_convert_const on the
17187 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
17189 * gcse.c (store_killed_in_insn): Handle PARALLELs.
17190 (store_killed_in_pat): New.
17192 2007-04-20 Richard Henderson <rth@redhat.com>
17195 * config/i386/i386.c (type_has_variadic_args_p): Look for any
17196 TREE_LIST with a void_type_node value, not void_list_node exactly.
17198 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
17200 * doc/standards.texi: Re-arrange into language-specific
17201 subsections. Add a C++ section, documenting which standards we
17204 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
17206 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
17207 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
17209 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
17211 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
17212 ecrti.o and crtbegin.o.
17213 (LIB_DEFAULT_SPEC): Include -lc.
17214 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
17216 2007-04-20 Richard Henderson <rth@redhat.com>
17219 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
17220 argument; update all callers.
17221 (get_unaligned_offset): New.
17222 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
17223 get_unaligned_address, just pass on the address directly.
17224 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
17225 the subreg in the helper patterns.
17226 (unaligned_extendqidi_le): Use get_unaligned_offset.
17227 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
17228 (unaligned_extendhidi_be): Likewise.
17229 (unaligned_extendhidi): Tidy.
17230 * config/alpha/alpha-protos.h: Update.
17232 2007-04-20 Richard Henderson <rth@redhat.com>
17234 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
17235 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
17236 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
17237 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
17238 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
17239 (CPP_SPEC): Don't include %(cpp_subtarget).
17240 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
17241 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
17242 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
17244 2007-04-20 Jakub Jelinek <jakub@redhat.com>
17246 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
17247 for __builtin_ia32_cmpordss.
17249 PR tree-optimization/31632
17250 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
17251 and arg1 for optimizations of comparison against min/max values.
17252 Fold arg0 to arg1's type for optimizations of comparison against
17253 min+1 and max-1 values.
17255 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
17257 * reload.c (combine_reloads): When trying to use a dying register,
17258 check whether it's uninitialized and don't use if so.
17260 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
17262 * fold-const.c: Remove prototypes for native_encode_expr and
17263 native_interpret_expr.
17264 (native_encode_expr): Make non-static.
17265 (native_interpret_expr): Likewise.
17266 * tree.h: Add prototypes for the above.
17268 2007-04-19 Joseph Myers <joseph@codesourcery.com>
17270 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
17271 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
17272 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
17273 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
17274 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
17275 Add length attributes.
17277 2007-04-19 Janis Johnson <janis187@us.ibm.com>
17279 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
17282 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
17283 __STDC_WANT_DEC_FP__.
17285 2007-04-19 Joseph Myers <joseph@codesourcery.com>
17287 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
17288 for long double compatibility.
17289 * configure: Regenerate.
17291 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
17293 PR rtl-optimization/29841
17294 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
17296 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
17297 that may cause control flow transfer from being moved.
17299 2007-04-18 Jan Hubicka <jh@suse.cz>
17301 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
17304 2007-04-18 Eric Christopher <echristo@apple.com>
17306 * config/rs6000/darwin.md (load_macho_picbase): Use link register
17307 only. Update operands.
17308 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
17309 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
17310 link register to pic register.
17312 2007-04-18 Dirk Mueller <dmueller@suse.de>
17314 PR diagnostic/31227
17315 * tree-vrp.c (search_for_addr_array): New.
17316 (check_array_bounds): Suppress warning about
17317 address taken of array refs if its not de-referenced.
17319 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
17321 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
17322 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
17324 * tree-vectorizer.h (NITERS_KNOWN_P): New.
17325 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
17326 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
17328 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
17330 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
17332 (vect_analyze_scalar_cycles): Fix indentation.
17333 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
17334 (vect_mark_relevant): Include phis in relevance analysis.
17336 * tree-vect-transform.c (vect_transform_loop): Add an assert.
17338 2007-04-18 Anatoly Sokolov <aesok@post.ru>
17340 * config/avr/avr.c (ptrreg_to_str): Replace error() with
17341 output_operand_lossage().
17343 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
17345 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
17346 the unused code for reduction without adjust-in-epilog to simplify the
17349 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
17351 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
17352 (S390_TDC_NEGATIVE_ZERO): New constant.
17353 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
17354 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
17355 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
17356 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
17357 (S390_TDC_POSITIVE_INFINITY): New constant.
17358 (S390_TDC_NEGATIVE_INFINITY): New constant.
17359 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
17360 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
17361 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
17362 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
17363 (S390_TDC_INFINITY): New constant.
17364 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
17365 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
17366 optimization for UNSPEC_CCZ_TO_INT.
17367 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
17368 ("*ccz_to_int"): New insn.
17369 ("isinf<mode>2"): New insn.
17370 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
17371 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
17372 (UNSPEC_CCZ_TO_INT): New constant.
17374 2007-04-18 Richard Guenther <rguenther@suse.de>
17376 PR tree-optimization/19431
17377 PR tree-optimization/21463
17378 * tree-pass.h (pass_phiprop): Declare.
17379 * passes.c (init_optimization_passes): New phiprop pass.
17380 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
17381 (phivn_valid_p): New helper function.
17382 (phiprop_insert_phi): Likewise.
17383 (propagate_with_phi): Likewise.
17384 (tree_ssa_phiprop): New propagator propagating loads
17385 through phi nodes if profitable.
17387 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
17389 * tree-vect-analyze.c (process_use): New function.
17390 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
17391 Check phis in all bbs.
17392 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
17395 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
17397 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
17400 2007-04-17 Anatoly Sokolov <aesok@post.ru>
17403 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
17406 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
17408 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
17410 (sse_vmmulv4sf3): Likewise.
17411 (sse2_vmaddv2df3): Likewise.
17412 (sse2_vmmulv2df3): Likewise.
17414 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
17416 PR rtl-optimization/31360
17417 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
17418 (target_reg_cost): New.
17419 (init_set_costs): Initialize target_reg_cost. Add comments
17420 regarding the rationale of the costs.
17421 (global_cost_for_size): Renamed to...
17422 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
17423 of register pressure.
17424 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
17425 estimate_reg_pressure_cost. Add number of ivs.
17426 (determine_set_costs): Dump target_reg_cost.
17427 * loop-invariant.c (gain_for_invariant): Use
17428 estimate_reg_pressure_cost. Removed n_inv_uses argument.
17429 (best_gain_for_invariant, find_invariants_to_move): Remove
17431 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
17432 (target_reg_cost): Declare.
17433 (global_cost_for_size): Declaration removed.
17434 (estimate_reg_pressure_cost): Declare.
17436 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
17438 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
17439 regnos into even/odd register pairs.
17440 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
17441 TDmode similar to the other floating point modes.
17442 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
17443 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
17445 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
17446 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
17447 (movdd_hardfloat64): Use TARGET_MFPGPR.
17449 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
17451 * reload1.c (delete_output_reload): Don't count output in n_inherited.
17454 2005-01-05 Richard Henderson <rth@redhat.com>
17456 * reload1.c (do_input_reload): Restrict the optimization deleteing
17457 a previous output reload to RELOAD_FOR_INPUT.
17459 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
17461 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
17462 induc_vec_info_type.
17463 (vectorizable_induction): New function declaration.
17464 * tree-vect-transform.c (get_initial_def_for_induction): No need to
17465 check if already vectorized. Find first place in BB where new stmts
17466 can be inserted. Takes only one argument.
17467 (vectorizable_induction): New function.
17468 (vect_transform_stmt): Add case for induc_vec_info_type to call
17469 vectorizable_induction.
17470 (vect_transform_loop): Consider phis for vectorization.
17471 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
17473 (analyze_operations): Call vectorizable_induction when analyzing phis.
17475 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
17476 (vect_mark_relevant): Include phis in relevance analysis.
17477 (vect_mark_stmts_to_be_vectorize): Likewise.
17478 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
17480 2007-04-16 Lawrence Crowl <crowl@google.com>
17482 * doc/invoke.texi (Debugging Options): Add documentation for the
17483 -femit-struct-debug options -femit-struct-debug-baseonly,
17484 -femit-struct-debug-reduced, and
17485 -femit-struct-debug-detailed[=...].
17487 * c-opts.c (c_common_handle_option): Add
17488 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
17489 and OPT_femit_struct_debug_detailed_.
17490 * c.opt: Add specifications for
17491 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
17492 and -femit-struct-debug-detailed[=...].
17493 * opts.c (set_struct_debug_option): Parse the
17494 -femit-struct-debug-... options.
17495 * opts.c (matches_main_base, main_input_basename,
17496 main_input_baselength, base_of_path, matches_main_base): Add
17497 variables and functions to compare header base name to compilation
17499 * opts.c (should_emit_struct_debug): Add to determine to emit a
17500 structure based on the option.
17501 (dump_struct_debug) Also disabled function to debug this
17503 * opts.c (handle_options): Save the base name of the
17506 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
17507 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
17508 This hook indicates if a type is generic. Set it by default
17509 to "never generic".
17510 * langhooks.h (struct lang_hooks_for_types): Add a new hook
17511 to determine if a struct type is generic or not.
17512 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
17513 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
17514 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
17515 with live C++ hook.
17517 * flags.h (enum debug_info_usage): Add an enumeration to describe
17518 a program's use of a structure type.
17519 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
17520 to indicate the program's usage of the type. Filter structs based
17521 on the -femit-struct-debug-... specification.
17522 (gen_type_die): Split into two routines, gen_type_die and
17523 gen_type_die_with_usage. gen_type_die is now a wrapper
17524 that assumes direct usage.
17525 (gen_type_die_with_usage): Replace calls to gen_type_die
17526 with gen_type_die_with_usage adding the program usage of
17527 the referenced type.
17528 (dwarf2out_imported_module_or_decl): Suppress struct debug
17529 information using should_emit_struct_debug when appropriate.
17531 2007-04-16 Ian Lance Taylor <iant@google.com>
17533 PR tree-optimization/31522
17534 * tree-vrp.c (vr_phi_edge_counts): New static variable.
17535 (vrp_initialize): Allocate vr_phi_edge_counts.
17536 (vrp_visit_phi_node): Don't push to infinity if we saw a new
17537 executable edge. Drop test for all constants.
17538 (vrp_finalize): Free vrp_phi_edge_counts.
17540 * doc/cpp.texi (Common Predefined Macros): Clarify description of
17541 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
17543 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
17544 predecessors at head rather than tail.
17546 2007-04-16 Matthias Klose <doko@debian.org>
17548 * config/alpha/linux.h (CPP_SPEC): Define.
17549 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
17551 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
17553 * function.h: Remove sequence_stack extern declaration.
17555 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
17557 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
17559 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
17562 2007-04-16 Anatoly Sokolov <aesok@post.ru>
17564 * config/avr/avr.c (avr_arch_types): Rearranging array.
17565 (enum avr_arch): Add.
17566 (avr_mcu_types): Use avr_arch enumeration constants instead of
17568 * config/avr/avr.h (LINK_SPEC): Simplify.
17570 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
17572 * config/m68k/m68k.c (m68k_libcall_value,
17573 m68k_function_value): Use macros for register names more.
17575 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
17577 (M68K_REGNAME): Use A6_REG.
17578 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
17580 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
17582 PR middle-end/28071
17583 * sched-int.h (struct deps): Split field 'pending_lists_length' into
17584 'pending_read_list_length' and 'pending_write_list_length'. Update
17586 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
17587 to handle two length counters instead of one. Update all uses.
17588 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
17589 two length counters instead of one.
17590 * sched-rgn.c (propagate_deps): Update to handle two length counters
17593 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
17596 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
17597 copy of source, pass it to ix86_expand_vector_set and return
17600 2007-04-16 David Ung <davidu@mips.com>
17601 Joseph Myers <joseph@codesourcery.com>
17603 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
17604 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
17605 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
17606 Add 74K processor information.
17607 * config/mips/mips.md: Include 74k.md.
17608 (cpu): Add 74kc,74kf,74kx.
17609 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
17610 * config/mips/74k.md: New.
17611 * doc/invoke.texi (MIPS Options): Document 74K support.
17613 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
17615 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
17616 vectorizable_* functions.
17617 * tree-vect-transform.c (vectorizable_call): Add check for
17618 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
17619 (vectorizable_store): likewise.
17620 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
17622 (vectorizable_operation, vectorizable_type_demotion): Likewise.
17623 (vectorizable_type_promotion, vectorizable_load): Likewise.
17624 (vectorizable_live_operation, vectorizable_condition): Likewise.
17625 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
17627 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
17629 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
17631 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
17632 register numbers more.
17633 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
17634 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
17635 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
17636 FUNCTION_VALUE_REGNO_P): Likewise.
17637 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
17638 STATIC_CHAIN_REGNUM): Likewise.
17639 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
17640 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
17641 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
17642 * config/m68k/m68k.md (FP_REG): New.
17644 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
17646 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
17649 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
17651 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
17652 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
17655 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
17657 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
17660 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
17663 * c-decl.c (finish_decl): Grab the type of the decl after the call
17664 to store_init_value.
17666 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
17668 * common.opt (fforward-propagate): Fix "Optimization" annotation.
17670 2007-04-14 Jakub Jelinek <jakub@redhat.com>
17673 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
17674 dominators, post dominators and cleanup cfg before returning.
17676 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
17678 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
17679 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
17681 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
17683 * config.gcc: Recognize fido.
17684 * config/m68k/m68k-devices.def (fidoa): New.
17685 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
17687 (FL_FIDOA, TARGET_FIDOA): New.
17688 * config/m68k/m68k.opt (mfidoa): New.
17690 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17692 PR middle-end/31322
17693 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
17694 when a personality function is used.
17696 2007-04-13 Bob Wilson <bob.wilson@acm.org>
17698 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
17700 2007-04-13 Mike Stump <mrs@apple.com>
17702 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
17704 * config/darwin.opt (fapple-kext): Make C++ only.
17705 * config/darwin.c (darwin_override_options): Remove code to ensure
17706 -fapple-kext is given for C++ only.
17708 2007-04-13 Richard Sandiford <richard@codesourcery.com>
17710 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
17711 * config/mips/mips.c (override_options): Call
17712 SUBTARGET_OVERRIDE_OPTIONS, if defined.
17714 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
17716 * config/i386/i386.opt (msvr3-shlib): Removed.
17718 * doc/invoke.texi: Remove -msvr3-shlib.
17720 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
17722 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
17723 with "popcnt" instruction.
17725 2007-04-13 Richard Guenther <rguenther@suse.de>
17727 PR tree-optimization/21258
17728 * tree-vrp.c (compare_case_labels): New helper.
17729 (find_switch_asserts): New function.
17730 (find_assert_locations): Call it for SWITCH_EXPRs.
17732 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
17734 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
17735 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
17736 check is now implied in X87_FLOAT_MODE_P.
17737 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
17738 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
17739 (fix_trunc<mode>_i386_fisttp): Ditto.
17740 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
17741 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
17742 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
17743 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
17744 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
17745 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
17746 (unnamed_splitters): Ditto.
17747 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
17748 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
17749 FIRST_SSE_REG for local functions when SSE math is enabled or
17750 for functions with sseregparm attribute.
17751 (standard_80387_constant_p): Return -1 if mode is not
17753 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
17754 (ix86_expand_compare): Ditto.
17755 (ix86_expand_carry_flag_compare): Ditto.
17756 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
17757 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
17758 DECIMAL_FLOAT_MODE_P.
17759 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
17760 of SCALAR_FLOAT_MODE_P.
17761 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
17762 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
17763 checks before FLOAT_MODE_P.
17764 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
17765 before FLOAT_MODE_P.
17770 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
17772 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
17773 Charles Wilson <libtool@cwilson.fastmail.fm>
17775 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
17776 (libgcc.mvars): Don't depend on them.
17777 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
17778 * exec-tool.in: New.
17780 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
17782 * doc/invoke.text (--help): Document --help=common.
17784 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
17786 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
17788 2007-04-12 Richard Sandiford <richard@codesourcery.com>
17790 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
17791 * genemit.c (main): Emit #include "integrate.h".
17792 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
17793 (LOADGP_RTP): New mips_loadgp_style.
17794 * config/mips/mips.h: Include config/vxworks-dummy.h.
17795 (TARGET_RTP_PIC): New macro.
17796 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
17797 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
17798 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
17799 for TARGET_RTP_PIC.
17800 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
17801 -mvxworks-pic when using -mrtp and a PIC option.
17802 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
17804 (mips_symbolic_constant_p, mips_symbolic_address_p)
17805 (mips_symbol_insns): Handle SYMBOL_HALF.
17806 (override_options): Warn about -G and -mrtp being used together.
17807 Initialize mips_lo_relocs[SYMBOL_HALF].
17808 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
17809 (mips_emit_loadgp): Handle LOADGP_RTP.
17810 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
17811 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
17812 (tablejump): Handle function-relative case table entries if
17814 * config/mips/predicates.md (symbol_ref_operand): New predicate.
17816 2007-04-12 Richard Sandiford <richard@codesourcery.com>
17818 * config/mips/mips.md (load_call<mode>): Allow any general register.
17820 (sibcall_value_internal, sibcall_value_multiple_internal)
17821 (call_value_internal, call_value_split, call_value_multiple_internal)
17822 (call_value_multiple_split): Remove constraints from operand 0.
17824 2007-04-12 Richard Sandiford <richard@codesourcery.com>
17826 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
17827 rather than loadgp_noshared.
17828 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
17829 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
17831 * config/mips/mips.md (loadgp): Rename to...
17832 (loadgp_newabi): ...this.
17833 (loadgp_noshared): Rename to...
17834 (loadgp_absolute): ...this.
17836 2007-04-12 Richard Sandiford <richard@codesourcery.com>
17838 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
17839 false for locally-binding symbols.
17840 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
17842 2007-04-12 Richard Sandiford <richard@codesourcery.com>
17844 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
17845 (SYMBOL_GOT_PAGE_OFST): ...this.
17846 (SYMBOL_GOT_GLOBAL): Rename to...
17847 (SYMBOL_GOT_DISP): ...this.
17848 (SYMBOL_GOTOFF_GLOBAL): Rename to...
17849 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
17850 * config/mips/mips.c (mips_global_symbol_p): New function.
17851 (mips_symbol_binds_local_p): Likewise.
17852 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
17853 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
17854 mips_global_symbol_p and mips_symbol_binds_local_p.
17855 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
17856 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
17857 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
17858 SYMBOL_GOTOFF_DISP.
17859 (mips_ok_for_lazy_binding_p): New function.
17860 (mips_load_call_address, mips_expand_call): Use it.
17861 (mips_dangerous_for_la25_p): Likewise.
17862 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
17863 (*got_disp<mode>): Use got_disp_operand instead of
17864 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
17865 SYMBOL_GOTOFF_GLOBAL.
17866 (*got_page<mode>): Use got_page_ofst_operand instead of
17868 * config/mips/predicates.md (const_call_insn_operand): Use
17869 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
17870 (global_got_operand): Rename to...
17871 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
17873 (local_got_operand): Rename to...
17874 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
17875 of SYMBOL_GOT_LOCAL.
17877 2007-04-12 Richard Sandiford <richard@codesourcery.com>
17879 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
17880 TARGET_CALL_CLOBBERED_GP.
17881 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
17882 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
17883 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
17884 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
17885 of TARGET_ABICALLS && !TARGET_NEWABI.
17886 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
17887 * config/mips/mips.c (mips_load_call_address): Check
17888 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
17889 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
17890 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
17891 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
17892 TARGET_ABICALLS && TARGET_NEWABI.
17893 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
17895 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
17896 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
17897 TARGET_ABICALLS && TARGET_NEWABI.
17898 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
17899 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
17900 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
17901 whether indirect calls must use $25.
17902 (mips_extra_live_on_entry): Check TARGET_GOT instead of
17904 * config/mips/mips.md (jal_macro): Check flag_pic and
17905 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
17906 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
17907 instead of TARGET_ABICALLS.
17908 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
17909 TARGET_ABICALLS && TARGET_OLDABI.
17910 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
17911 (sibcall): In the comment above the define_insn, mention
17912 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
17913 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
17914 instead of TARGET_ABICALLS.
17916 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
17918 * doc/md.texi (Blackfin family constraints): Document PA and PB.
17919 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
17920 (MACFLAGS_MATCH_P): New macro.
17921 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
17922 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
17923 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
17924 the other MACFLAG constants.
17925 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
17926 (flag_machi): Tighten constraints. Renumber some of the operands.
17927 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
17929 (flag_machi_parts_acconly): New pattern.
17930 (flag_macinithi): Tighten constraints. Allow any accumulator to be
17932 (flag_macinit1hi): Tighten constraints.
17933 (flag_mul_macv2hi_parts_acconly): New pattern.
17935 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
17936 Use a more efficient implementation.
17937 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
17938 inline sequences when not optimizing for size.
17940 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
17941 movhi_high2low): Delete, merge functionality into...
17942 (packv2hi): ... this pattern.
17944 2007-02-11 Jie Zhang <jie.zhang@analog.com>
17945 * config/bfin/bfin.opt (msim): New option.
17946 (mcpu=): New option.
17947 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
17948 (bfin_cpu_t): Typedef of enum bfin_cpu.
17949 (bfin_cpu_type): New declaration.
17950 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
17951 -msim and -mcpu= options.
17952 (LIB_SPEC): Likewise.
17953 * config/bfin/bfin.c (bfin_cpu_type): Define.
17954 (bfin_handle_option): Handle -mcpu= option.
17955 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
17956 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
17957 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
17959 2007-04-12 Richard Sandiford <richard@codesourcery.com>
17961 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
17962 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
17963 (powerpc-wrs-vxworksae): Use ${tm_file}.
17964 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
17965 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
17966 * config/i386/vx-common.h: New file.
17968 2007-04-12 Richard Sandiford <richard@codesourcery.com>
17970 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
17973 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
17975 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
17978 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
17982 * c-common.c (c_build_qualified_type): Set canonical type
17985 2007-04-12 Richard Guenther <rguenther@suse.de>
17987 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
17988 lower bound and element size if lower bound is not zero
17989 or either of the ARRAY_REF operands is set.
17991 2007-04-12 Richard Guenther <rguenther@suse.de>
17993 PR tree-optimization/24689
17994 PR tree-optimization/31307
17995 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
17997 * gimplify.c (canonicalize_addr_expr): To be consistent with
17998 gimplify_compound_lval only set operands two and three of
17999 ARRAY_REFs if they are not gimple_min_invariant. This makes
18000 it never at this place.
18001 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
18003 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18005 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
18006 null before emitting a .nsubspa directive.
18008 2007-04-11 Diego Novillo <dnovillo@redhat.com>
18010 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
18011 need_to_partition_p if there are no memory statements in the
18014 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
18016 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
18017 (gcd_of_steps_may_divide_p): New function.
18018 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
18020 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
18022 * reload.c (find_reloads_toplev, find_reloads_address,
18023 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
18024 not a pointer equality test, to decide if we need to call
18025 push_reg_equiv_alt_mem.
18027 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
18029 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
18030 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
18032 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
18034 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
18036 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
18037 vector to be positive.
18039 2007-04-11 Diego Novillo <dnovillo@redhat.com>
18043 * doc/invoke.texi: Document --params max-aliased-vops and
18045 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
18046 debug_memory_partitions): Move to tree-flow.h
18047 * params.h (AVG_ALIASED_VOPS): Define.
18048 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
18050 (mp_info_t): Likewise.
18051 (get_mem_sym_stats_for): New.
18052 (set_memory_partition): Move from tree-flow-inline.h.
18053 (mark_non_addressable): Only clear the set of symbols for the
18054 partition if it exists.
18055 (dump_memory_partitions): Move from tree-ssa-operands.c
18056 (debug_memory_partitions): Likewise.
18057 (need_to_partition_p): New.
18058 (dump_mem_ref_stats): New.
18059 (debug_mem_ref_stats): New.
18060 (dump_mem_sym_stats): New.
18061 (debug_mem_sym_stats): New.
18062 (update_mem_sym_stats_from_stmt): New.
18063 (compare_mp_info_entries): New.
18064 (mp_info_cmp): Call it.
18065 (sort_mp_info): Change argument to a list of mem_sym_stats_t
18067 (get_mpt_for): Move from tree-ssa-operands.c.
18068 (find_partition_for): New.
18069 (create_partition_for): Remove.
18070 (estimate_vop_reduction): New.
18071 (update_reference_counts): New.
18072 (build_mp_info): New.
18073 (compute_memory_partitions): Refactor.
18074 Document new heuristic.
18075 Call build_mp_info, update_reference_counts,
18076 find_partition_for and estimate_vop_reduction.
18077 (compute_may_aliases): Populate virtual operands before
18078 calling debugging dumps.
18079 (delete_mem_sym_stats): New.
18080 (delete_mem_ref_stats): New.
18081 (init_mem_ref_stats): New.
18082 (init_alias_info): Call it.
18083 (maybe_create_global_var): Remove alias_info argument.
18084 Get number of call sites and number of pure/const call sites
18085 from gimple_mem_ref_stats().
18086 (dump_alias_info): Call dump_memory_partitions first.
18087 (dump_points_to_info_for): Show how many times a pointer has
18089 * opts.c (decode_options): For -O2 set --param
18090 max-aliased-vops to 500.
18091 For -O3 set --param max-aliased-vops to 1000 and --param
18092 avg-aliased-vops to 3.
18093 * fortran/options.c (gfc_init_options): Remove assignment to
18095 * tree-flow-inline.h (gimple_mem_ref_stats): New.
18096 * tree-dfa.c (dump_variable): Dump memory reference
18098 Dump NO_ALIAS* settings.
18099 (referenced_var_lookup): Tidy.
18100 (mem_sym_stats): New.
18101 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
18102 and ORIG are different SSA names for a memory partition.
18103 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
18104 * tree-flow.h (struct mem_sym_stats_d): Define.
18105 (mem_sym_stats_t): Define.
18106 (struct mem_ref_stats_d): Define.
18107 (struct gimple_df): Add field mem_ref_stats.
18108 (enum noalias_state): Define.
18109 (struct var_ann_d): Add bitfield noalias_state.
18110 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
18111 debug_mem_ref_stats, debug_memory_partitions,
18112 debug_mem_sym_stats): Declare.
18113 * tree-ssa-structalias.c (update_alias_info): Update call
18114 sites, pure/const call sites and asm sites in structure
18115 returned by gimple_mem_ref_stats.
18116 Remove local variable IS_POTENTIAL_DEREF.
18117 Increase NUM_DEREFS if the memory expression is a potential
18119 Call update_mem_sym_stats_from_stmt.
18120 If the memory references memory, call
18121 update_mem_sym_stats_from_stmt for all the direct memory
18122 symbol references found.
18123 (intra_create_variable_infos): Set noalias_state field for
18124 pointer arguments according to the value of
18125 flag_argument_noalias.
18126 * tree-ssa-structalias.h (struct alias_info): Remove fields
18127 num_calls_found and num_pure_const_calls_found.
18128 (update_mem_sym_stats_from_stmt): Declare.
18129 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
18130 Set default value to 100.
18131 (PARAM_AVG_ALIASED_VOPS): Define.
18133 2007-04-11 Richard Guenther <rguenther@suse.de>
18135 PR middle-end/31530
18136 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
18137 a * -b + c as c - a * b if we honor sign dependent rounding.
18139 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
18141 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
18142 bfin_expand_strmov.
18143 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
18144 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
18146 (initialize_trampoline): Don't use old-style function definition.
18147 (bfin_secondary_reload): Mark IN_P argument as unused.
18149 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
18151 PR tree-optimization/31343
18152 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
18153 (build_polynomial_chrec): Return a scalar when the evolution is zero.
18154 * testsuite/gcc.dg/vect/pr31343.c: New.
18156 2007-04-10 Eric Christopher <echristo@apple.com>
18158 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
18159 * config/i386/i386.md (*cmpfp0): Use.
18160 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
18161 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
18162 (fix_trunc<mode>_i386_fisttp): Ditto.
18163 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
18164 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
18165 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
18166 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
18167 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
18168 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
18169 (unnamed_splitters): Ditto.
18170 * config/i386/i386.c (output_fix_trunc): Assert that
18171 we're not being passed a TFmode operand.
18173 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
18175 PR tree-optimization/31526
18176 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
18177 n_basic_blocks to find newly added blocks.
18179 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
18181 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
18183 (fix_trunc<mode>si_sse): Ditto.
18184 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
18185 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
18186 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
18187 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
18188 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
18189 expander using SSEMODEF mode macro.
18190 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
18191 expander using SSEMODEF mode macro.
18192 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
18193 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
18194 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
18195 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
18196 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
18197 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
18198 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
18199 Macroize insn using X87MODEF mode macro.
18201 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
18203 * config/i386/sse.md (sse2_pinsrw): Removed.
18204 (sse2_pextrw): Renamed to ...
18205 (*sse2_pextrw): This.
18207 2007-04-09 Jan Hubicka <jh@suse.cz>
18210 * config/i386/sse.md
18211 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
18212 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
18213 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
18214 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
18216 2007-04-09 Jan Hubicka <jh@suse.cz>
18218 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
18219 multiple fields of union.
18221 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
18223 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
18224 (create_preheaders): Check that loops are available.
18225 (fix_loop_structure): Clean up, improve comments.
18226 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
18227 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
18229 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
18230 * predict.c (tree_estimate_probability): Do not call
18231 calculate_dominance_info. Call create_preheaders.
18232 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
18233 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
18235 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
18236 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
18237 * tree-cfg.c (tree_split_edge): Make an assert more precise.
18238 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
18241 2007-04-08 Jan Hubicka <jh@suse.cz>
18243 * tree.h (maybe_fold_offset_to_component_ref): Declare.
18244 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
18245 * fold-const.c (fold_unary): Use it.
18247 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
18249 * varasm.c (assemble_variable): Remove call to
18250 lang_hooks.decls.prepare_assemble_variable.
18251 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
18252 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
18253 * langhooks.h (lang_hooks_for_decls): Remove
18254 prepare_assemble_variable.
18256 2007-04-08 Mike Stump <mrs@apple.com>
18258 * config/i386/i386.c: Use inc/dec on Core2.
18260 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
18262 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
18263 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
18264 lhd_tree_inlining_end_inlining): Remove.
18265 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
18266 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
18267 end_inlining hooks.
18268 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
18269 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
18270 lhd_tree_inlining_end_inlining): Remove prototypes.
18271 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
18272 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
18273 LANG_HOOKS_TREE_INLINING_START_INLINING,
18274 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
18276 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
18279 2007-04-08 Anatoly Sokolov <aesok@post.ru>
18282 * config/avr/predicates.md (io_address_operand): Delete predicate.
18283 (low_io_address_operand): Don't use 'mode' argument.
18284 (higth_io_address_operand): Rename ...
18285 (high_io_address_operand): ... to this. Don't use 'mode' argument.
18286 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
18289 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
18291 Revert change removing staticp.
18293 2007-04-07 Anatoly Sokolov <aesok@post.ru>
18296 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
18299 2007-04-07 Bruce Korb <bkorb@gnu.org>
18301 * c.opt: Add -Wformat-contains-nul.
18302 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
18304 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
18305 the NUL byte warning.
18307 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
18309 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
18311 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
18313 * tree.c (staticp): No longer use staticp langhook.
18314 * langhooks.c (lhd_staticp): Removed.
18315 * langhooks.h (struct lang_hooks): Remove staticp.
18316 * c-common.c (c_staticp): Remove.
18317 * c-common.h (c_staticp): Ditto.
18318 * langhooks-defs.h (lhd_staticp): Ditto.
18319 (LHD_HOOKS_STATICP): Ditto
18320 * tree.h (gcc_assert_lowered): New macro.
18322 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
18324 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
18325 argument "reliable".
18326 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
18327 Add argument "reliable". Propagate it through calls.
18328 (infer_loop_bounds_from_undefined): Derive number of iterations
18329 estimates from references in blocks that do not dominate loop latch.
18330 (gcov_type_to_double_int): New function.
18331 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
18332 and expected_loop_iterations_unbounded.
18333 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
18334 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
18335 * tree-data-ref.c (estimated_loop_iterations): Export.
18336 (get_references_in_stmt): Fix -- do not return addresses of local
18338 * cfgloop.h (expected_loop_iterations_unbounded,
18339 estimated_loop_iterations): Declare.
18341 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
18343 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
18345 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
18347 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
18348 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
18349 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
18350 Use output_387_reg_move().
18351 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
18352 expander using X87MODEF12 mode macro.
18353 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
18354 choosing register preferences. Use output_387_reg_move().
18355 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
18356 instead of "x". Use output_387_reg_move().
18357 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
18358 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
18359 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
18360 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
18361 Use output_387_reg_move().
18362 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
18364 (*truncxf?f_i387 splitter): Ditto.
18366 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
18368 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
18369 LANG_HOOKS_SAFE_FROM_P.
18370 * expr.c (safe_from_p): Remove langhook call.
18371 * langhooks.h (lang_hooks): Remove safe_from_p.
18372 (lhd_safe_from_p): Remove prototype.
18373 * langhooks.c (lhd_safe_from_p): Remove.
18375 2007-04-06 Jan Hubicka <jh@suse.cz>
18377 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
18380 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
18382 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
18383 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
18384 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
18385 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
18387 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
18388 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
18390 2007-04-05 Richard Henderson <rth@redhat.com>
18392 * config/alpha/alpha.c (print_operand) [+]: Remove.
18393 (alpha_end_function): Print nop if call at end of function.
18394 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
18395 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
18396 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
18397 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
18398 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
18399 the call pattern. Update peepholes to match.
18401 2007-04-05 Janis Johnson <janis187@us.ibm.com>
18403 * doc/extend.texi (Other Builtins): Add decimal float variants
18405 * builtins.def: Ditto.
18406 * builtins.c (expand_builtin): Ditto.
18408 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
18409 H.J. Lu <hongjiu.lu@intel.com>
18412 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
18413 of V8HImode when calling ix86_binary_operator_ok.
18414 (sse2_pmaddwd): Call ix86_binary_operator_ok.
18415 (sdot_prodv8hi): Operands 1 and 2 must be register.
18417 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
18419 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
18420 initialize align to silence bogus warning.
18422 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
18424 PR middle-end/22156
18425 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
18427 (struct sra_walk_fns): Remove use_all parameter from use.
18428 (sra_hash_tree): Handle BIT_FIELD_REFs.
18429 (sra_elt_hash): Don't hash bitfld blocks.
18430 (sra_elt_eq): Skip them in parent compares as well. Handle
18432 (sra_walk_expr): Don't maintain or pass down use_all_p.
18433 (scan_use): Remove use_all parameter.
18434 (scalarize_use): Likewise. Re-expand assignment to
18435 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
18436 output, and re-scalarize after output. Don't mark anything
18438 (scalarize_ldst): Adjust.
18439 (scalarize_walk_gimple_modify_statement): Likewise.
18440 (build_element_name_1): Handle BIT_FIELD_REFs.
18441 (instantiate_element): Don't warn for any element whose parent
18442 is used as a whole.
18443 (instantiate_missing_elements_1): Return the sra_elt.
18444 (canon_type_for_field): New.
18445 (try_instantiate_multiple_fields): New.
18446 (instantiate_missing_elemnts): Use them.
18447 (mark_no_warning): Removed.
18448 (generate_one_element_ref): Handle BIT_FIELD_REFs.
18449 (REPLDUP, sra_build_elt_assignment): New.
18450 (generate_copy_inout): Use them.
18451 (generate_element_copy): Likewise. Handle bitfld differences.
18452 (generate_element_zero): Don't recurse for blocks. Use
18453 sra_build_elt_assignment.
18454 (generate_one_element_int): Take elt instead of var. Use
18455 sra_build_elt_assignment.
18456 (generate_element_init_1): Adjust.
18457 (scalarize_use, scalarize_copy): Use REPLDUP.
18458 (scalarize_ldst): Move assert before dereference.
18459 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
18461 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
18463 * regmove.c: Fix unused variable warnings due to previous commit.
18465 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
18467 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
18468 (regmove_bb_head): Remove.
18469 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
18470 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
18471 problems with fixup_match_1.
18472 Don't initialize/free regmove_bb_head.
18474 (reg_is_remote_constant_p): If an insn is in the same basic block
18475 but not before INSN, consider it remote, too.
18477 2007-04-05 Anatoly Sokolov <aesok@post.ru>
18480 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
18481 DECL_ASSEMBLER_NAME, not the DECL_NAME.
18483 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
18485 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
18486 (CONDITIONAL_REGISTER_USAGE): Likewise.
18488 2007-04-04 Richard Henderson <rth@redhat.com>
18490 * config/alpha/lib1funcs.asm: Remove unused file.
18492 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
18495 * opts.c (print_specific_help): Fix --help=<language>
18497 (common_handle_option): Support --help=common.
18499 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
18502 * gcc.c (main): Do not run the linker if
18503 print_subprocess_help indicates that it shouldn't be
18506 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
18509 * doc/invoke.texi (--help=): Document <languages> value, fix
18510 formatting in tables of values.
18512 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
18514 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
18515 dllimport attribute of virtual methods.
18517 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
18519 * config/score/crti.asm: Change _bss_start to __bss_start.
18520 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
18521 (OUTGOING_REG_PARM_STACK_SPACE) update.
18522 * config/score/score.opt: add options to make backend support
18523 score5, score5u, score7 and score7d.
18524 * config/score/score.md: Likewise.
18525 * config/score/misc.md: Likewise.
18526 * config/score/mac.md: Likewise.
18527 * doc/invoke.texi: Likewise.
18528 * doc/md.texi: update constraints define.
18530 2007-04-03 Richard Henderson <rth@redhat.com>
18532 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
18533 an appropriate type, use the mode instead.
18535 2007-04-03 Richard Sandiford <richard@codesourcery.com>
18537 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
18538 Set the default --with-arch setting to mips2.
18539 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
18540 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
18541 (MULTILIB_OSDIRNAMES): Delete.
18542 (MULTILIB_DIRNAMES): Define.
18543 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
18544 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
18545 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
18546 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
18547 VXWORKS_OS_CPP_BUILTINS.
18548 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
18549 (MIPS_DEBUGGING_INFO): Undefine.
18550 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
18552 2007-04-03 Jakub Jelinek <jakub@redhat.com>
18554 PR middle-end/30704
18555 * fold-const.c (native_encode_real): Encode real.c provided longs
18556 as a series of 32-bit native integers.
18557 (native_interpret_real): Interpret buffer as a series of 32-bit
18560 2007-04-03 Richard Guenther <rguenther@suse.de>
18562 * genpreds.c (write_insn_constraint_len): Write function
18563 optimized for CONSTRAINT_LEN implementation.
18564 (write_tm_preds_h): Output insn_constraint_len inline and
18565 use it for CONSTRAINT_LEN.
18566 (write_insn_preds_c): Don't output insn_constraint_len.
18567 * doc/md.texi (define_register_constraint): Document multi-letter
18568 constraints shall have the same length if they start with the same
18571 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
18574 * config/i386/i386.md (isinf<mode>2): Expand only when
18575 TARGET_C99_FUNCTIONS is set.
18577 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
18579 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
18580 (x86_64-*-linux*): Ditto.
18581 * config/i386/i386.opt (mpc): New option.
18582 * config/i386/i386.c (overrride_options): Handle
18583 ix87_precision_string.
18584 * config/i386/crtprec.c: New file.
18585 * config/i386/t-crtpc: Ditto.
18586 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
18587 and -mpc80 options.
18588 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
18589 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
18590 crtprec32.o, crtprec64.o and crtprec80.o.
18592 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
18593 and -mpc80 options.
18594 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
18596 2007-04-02 Eric Christopher <echristo@apple.com>
18598 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
18599 limitations on darwin.
18601 2007-04-02 Anatoly Sokolov <aesok@post.ru>
18604 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
18606 2007-04-02 Dave Korn <dave.korn@artimi.com>
18608 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
18610 2007-04-02 Dave Korn <dave.korn@artimi.com>
18612 * libgcc2.h (exception_descriptor): Don't forward-declare.
18613 (__get_eh_table_language, __get_eh_table_version): Delete
18614 prototypes of long-dead functions.
18616 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
18618 * ebitmap.h: New file
18619 * ebitmap.c: New file
18620 * Makefile.in (ebitmap.o): New target.
18622 2007-04-01 Jan Hubicka <jh@suse.cz>
18624 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
18625 before very first instruction.
18627 2007-04-01 Jan Hubicka <jh@suse.cz>
18629 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
18630 waring on 64bit hosts.
18631 * bitmap.h: Fix typo in bitmap_head_def.
18633 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
18635 PR rtl-optimization/31391
18636 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
18637 into a DELETED_LABEL note, and the label is in an empty basic
18638 block, update BB_END as well as BB_HEAD.
18640 2007-04-01 Richard Henderson <rth@redhat.com>
18642 PR tree-optimization/31169
18643 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
18644 to varying if the range is outside [0, prec-1].
18646 2007-04-01 Richard Sandiford <richard@codesourcery.com>
18649 * config/mips/mips.md (load_const_gp): New insn.
18650 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
18651 the MIPS16 GP pseudo register if no_new_pseudos.
18652 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
18654 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
18657 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
18659 (call_value): Likewise.
18661 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
18662 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18665 * doc/invoke.texi: (optimization options): Reword description
18666 of -ffast-math. Document its primary purpose.
18668 2007-03-31 Richard Guenther <rguenther@suse.de>
18670 * omp-low.c (splay-tree.h): Include.
18671 (lookup_decl): Replace splay-tree usage by pointer-map.
18672 (maybe_lookup_decl): Likewise.
18673 (new_omp_context): Likewise.
18674 (delete_omp_context): Likewise.
18675 * gimplify.c (splay-tree.h): Include.
18676 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
18678 (remap_ssa_name): Likewise.
18679 (remap_decl): Likewise.
18680 (remap_type_1): Likewise.
18681 (remap_type): Likewise.
18682 (copy_body_r): Likewise.
18683 (expand_call_inline): Likewise.
18684 (clone_body): Likewise.
18685 (copy_tree_r): Likewise.
18686 (remap_save_expr): Likewise.
18687 (unsave_r): Likewise.
18688 (unsave_expr_now): Likewise.
18689 (tree_function_versioning): Likewise.
18690 (build_duplicate_type): Likewise.
18691 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
18692 (struct copy_body_data): Replace splay-tree by pointer-map.
18693 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
18694 not $(SPLAY_TREE_H).
18695 (gimplify.o): Depend on $(SPLAY_TREE_H).
18696 (omp-low.p): Likewise.
18698 2007-03-31 Anatoly Sokolov <aesok@post.ru>
18700 * config/avr/predicates.md (even_register_operand,
18701 odd_register_operand): New predicates.
18702 * config/avr/avr.md (movw peephole2): New.
18703 (movw_r peephole2): New.
18705 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
18707 * tree.h (get_signed_or_unsigned_type): New.
18708 * fold-const.c (operand_equal_for_comparison_p): Use
18709 get_signed_or_unsigned_type instead of
18710 lang_hooks.types.signed_or_unsigned_type.
18711 * expr.c (store_expr): Ditto.
18712 * langhooks.c (get_signed_or_unsigned_type): New.
18713 (lhd_signed_or_unsigned_type): New.
18714 * langhooks.h (lhd_signed_or_unsigned_type): New.
18715 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
18717 2007-03-30 Richard Henderson <rth@redhat.com>
18719 * tree-ssa-loop-ivopts.c: Include target.h.
18720 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
18721 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
18722 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
18723 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
18725 2007-03-30 Richard Henderson <rth@redhat.com>
18726 Kai Tietz <kai.tietz@onevision.com>
18728 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
18729 default for 64-bit.
18730 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
18731 (TARGET_64BIT_MS_ABI): New.
18732 (DBX_REGISTER_NUMBER): Handle 64-bit.
18733 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
18734 (LONG_TYPE_SIZE): Force to 32.
18735 (REG_PARM_STACK_SPACE): New.
18736 (OUTGOING_REG_PARM_STACK_SPACE): New.
18737 (REGPARM_MAX, SSE_REGPARM_MAX): New.
18738 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
18739 (STACK_BOUNDARY): Use 128 for 64-bit.
18740 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
18741 Add 64-bit implementation.
18742 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
18744 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
18745 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
18746 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
18747 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
18748 (ix86_handle_cconv_attribute): Don't warn when ignoring if
18749 TARGET_64BIT_MS_ABI.
18750 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
18751 (ix86_pass_by_reference): Likewise.
18752 (ix86_function_value_regno_p): Likewise.
18753 (ix86_build_builtin_va_list): Likewise.
18754 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
18755 (function_arg_advance_ms_64): New.
18756 (function_arg_advance): Call it.
18757 (function_arg_ms_64): New.
18758 (function_arg): Call it.
18759 (function_value_ms_64): New.
18760 (ix86_function_value_1): Call it.
18761 (return_in_memory_ms_64): New.
18762 (ix86_return_in_memory): Call it.
18763 (setup_incoming_varargs_ms_64): New.
18764 (ix86_setup_incoming_varargs): Call it.
18765 (ix86_expand_prologue): Handle 64-bit stack probing.
18766 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
18767 (output_pic_addr_const): Likewise.
18768 (x86_this_parameter): Likewise.
18769 (x86_output_mi_thunk): Likewise.
18770 (x86_function_profiler): Likewise.
18771 (TARGET_STRICT_ARGUMENT_NAMING): New.
18772 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
18773 (TARGET_64BIT_MS_ABI): New.
18774 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
18775 * config/i386/i386.md (allocate_stack_worker): Remove.
18776 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
18777 describe the clobber of eax without a match_scratch.
18778 (allocate_stack_worker_postreload): Remove.
18779 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
18780 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
18781 (allocate_stack_worker_rex64_postreload): Remove.
18782 (allocate_stack): Handle 64-bit.
18783 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
18784 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
18785 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
18786 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
18787 (STANDARD_STARTFILE_PREFIX_1): Likewise.
18788 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
18789 * config.build (x86_64-*-mingw*): New host.
18790 * config.host (x86_64-*-mingw*): New host.
18791 * config.gcc (x86_64-*-mingw*): New target.
18792 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
18794 2007-03-30 Richard Henderson <rth@redhat.com>
18795 Kai Tietz <kai.tietz@onevision.com>
18797 * c-pragma.c (struct def_pragma_macro_value): New.
18798 (struct def_pragma_macro): New.
18799 (pushed_macro_table): New.
18800 (dpm_hash, dpm_eq): New.
18801 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
18802 (init_pragma): Install them.
18803 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
18805 2007-03-30 Anatoly Sokolov <aesok@post.ru>
18807 * config/avr/avr.c (avr_override_options): Clear
18808 'flag_delete_null_pointer_checks'.
18810 2007-03-30 Paolo Carlini <pcarlini@suse.de>
18813 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
18814 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
18815 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
18816 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
18817 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
18818 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
18819 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
18821 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
18823 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
18825 * regmove.c: Move all of pass_stack_adjustments from here...
18826 * combine-stack-adj.c: ...to this new file.
18827 * Makefile.in: Add rules for combine-stack-adj.o.
18829 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
18831 PR tree-optimization/31383
18832 * tree-data-ref.c (affine_function_equal_p): Do not require the
18833 vectors to have the same length.
18835 2007-03-30 Jan Hubicka <jh@suse.cz>
18837 PR middle-end/30700
18838 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
18839 availablility; add more sanity checking; ask varpool only about
18842 2007-03-29 Richard Henderson <rth@redhat.com>
18844 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
18845 to decide, but __SIZEOF_LONG_LONG__.
18847 2007-03-29 Richard Henderson <rth@redhat.com>
18849 * emutls.c (struct __emutls_array): New.
18850 (emutls_destroy): Use it instead of casting element 0 from void*.
18851 (__emutls_get_address): Likewise.
18853 2007-03-29 Richard Henderson <rth@redhat.com>
18855 * varasm.c (initializer_constant_valid_p): Don't deny
18856 DECL_DLLIMPORT_P on functions.
18858 * config/i386/cygming.h: Remove function declarations.
18859 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
18860 (ASM_OUTPUT_LABELREF): Remove.
18861 (COMMON_ASM_OP): Remove.
18862 (ASM_OUTPUT_COMMON): Remove.
18863 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
18864 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
18865 (ASM_DECLARE_FUNCTION_NAME): Likewise.
18866 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
18867 Rename from TARGET_ENCODE_SECTION_INFO.
18868 * config/i386/netware.h: Likewise.
18869 * config/i386/i386-protos.h: Update.
18870 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
18871 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
18872 (legitimate_constant_p): Reject dllimports.
18873 (dllimport_map, get_dllimport_decl): New.
18874 (legitimize_dllimport_symbol): New.
18875 (legitimize_address, ix86_expand_move): Use it.
18876 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
18877 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
18878 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
18879 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
18880 * config/i386/predicates.md (constant_call_address_operand): Only
18881 accept symbols; reject dllimport_p symbols.
18882 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
18883 i386_pe_maybe_record_exported_symbol.
18884 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
18885 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
18886 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
18887 trust the setting of DECL_DLLIMPORT_P.
18888 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
18889 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
18890 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
18891 tidy the argument scanning loop.
18892 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
18893 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
18894 (i386_pe_strip_name_encoding): Remove.
18895 (i386_pe_binds_local_p): New.
18896 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
18897 (i386_pe_output_labelref): Remove.
18898 (i386_pe_asm_output_aligned_decl_common): New.
18899 (i386_pe_maybe_record_exported_symbol): Rename from
18900 i386_pe_record_exported_symbol; check for dllexported symbols.
18902 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
18904 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
18905 add comment explaining why vsnprintf cannot be used.
18907 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
18909 PR tree-optimization/30666
18910 * tree.c (build_complex_type): When creating type names for DWARF2
18911 debug info, create TYPE_DECLs for TYPE_NAME instead of
18913 (build_common_tree_nodes_2): Use build_complex_type when building
18914 predefined complex types, to preserve canonical types.
18916 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
18918 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
18919 (noce_get_alt_condition): Look at it to determine whether to
18920 reverse the condition or not.
18921 (noce_get_condition): Substitute the truth for lies.
18922 (noce_find_if_block): Set the then_else_reversed field.
18924 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
18926 * config/fr30/fr30.md (movdi): Do not accept immediates as the
18927 destination of this insn.
18928 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
18929 than calling gen_rtx_SET directly. Use r0 to hold the value of
18930 'address + 4' rather than a stack based temporary which can be
18931 mis-optimized away.
18933 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
18935 * config/s390/s390.c (s390_secondary_input_reload_class,
18936 s390_secondary_output_reload_class): Functions removed.
18937 (s390_secondary_reload): New function.
18938 (TARGET_SECONDARY_RELOAD): Target macro defined.
18939 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
18940 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
18941 * config/s390/s390.md ("reload_outti", "reload_outdi",
18942 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
18943 "reload_out<mode>"): Expanders removed.
18944 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
18945 "reload<mode>_nonoffmem_out"): Expanders added.
18947 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
18949 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
18950 action if SRC->DEST replacement failed anyway.
18952 2007-03-28 Mike Stump <mrs@apple.com>
18954 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
18955 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
18956 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
18958 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
18960 * config.gcc: Accept barcelona as a variant of amdfam10.
18961 * config/i386/i386.c (override_options): Likewise.
18962 * doc/invoke.texi: Likewise.
18964 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
18966 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
18967 offsets for BIT_FIELD_REF and COMPONENT_REF.
18969 2007-03-28 Richard Guenther <rguenther@suse.de>
18971 * tree.c (is_global_var): Move ...
18972 * tree-flow-inline.h (is_global_var): ... here.
18973 * tree.h (is_global_var): Remove declaration.
18975 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
18977 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
18979 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
18980 * config/i386/i386.c (ix86_tune_features): Initialize new
18982 * config/i386/predicates.md (promotable_binary_operator): Use
18983 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
18985 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
18988 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
18990 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
18992 * config/fr30/fr30.md (movsi_internal): Change destination
18993 constraint from m to V and add m to the end.
18995 2007-03-28 Christian Bruel <christian.bruel@st.com>
18997 * config/sh/sh.md (movsi_i): Fix type attribute.
18999 2007-03-28 Christian Bruel <christian.bruel@st.com>
19001 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
19002 (movsf_ie): Likewise.
19004 2007-03-28 Christian Bruel <christian.bruel@st.com>
19006 * config.gcc: Add sh4-300 to multilib.
19007 * config/sh/t-mlib-sh4-300: New file.
19009 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
19011 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
19012 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
19013 fix_trunc<mode>di2.
19014 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
19015 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
19016 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
19017 "fixuns_trunctddi2"): Whitespace fix.
19019 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
19021 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
19022 the definition of struct sh_args.
19023 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
19024 CALL_COOKIE_INT_REG_GET): Likewise.
19026 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
19028 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
19029 transformations are applied successfully.
19031 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
19033 * tree.c (tree_contains_struct): Permit 512 tree codes.
19034 * tree.h (tree_contains_struct): Ditto.
19035 (MAX_TREE_CODES): Ditto.
19036 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
19037 SPARE member to store remaining padding bits.
19039 2007-03-27 Anatoly Sokolov <aesok@post.ru>
19041 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
19044 2007-03-27 Janis Johnson <janis187@us.ibm.com>
19046 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
19047 * configure: Regenerate.
19049 * configure: Regenerate using the correct version of autoconf.
19051 2007-03-27 Anatoly Sokolov <aesok@post.ru>
19053 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
19055 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
19056 regs to "__SP_L__" and "__SP_H__".
19058 2007-03-27 Richard Guenther <rguenther@suse.de>
19060 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
19061 computations with it with a HOST_WIDE_INT variable.
19063 2007-03-26 Mike Stump <mrs@apple.com>
19065 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
19066 objective-c-header, objective-c++-header and objc++-cpp-output
19068 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
19070 2007-03-26 Richard Henderson <rth@redhat.com>
19073 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
19074 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
19075 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
19076 IX86_BUILTIN_PSRLQ128): New.
19077 (ix86_init_mmx_sse_builtins): Add them.
19078 (ix86_expand_builtin): Expand them.
19079 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
19080 operand 2 be TImode.
19081 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
19082 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
19083 _mm_srli_epi64): Mark __B const.
19084 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
19085 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
19086 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
19087 new two-vector shift builtins.
19089 2007-03-26 Ian Lance Taylor <iant@google.com>
19091 PR tree-optimization/31345
19092 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
19093 [+INF, +INF(OVF)] into VARYING.
19095 2007-03-26 Zack Weinberg <zackw@panix.com>
19097 * gengtype-parse.c: New file.
19098 * gengtype-yacc.y: Delete.
19099 * gengtype-lex.l: Don't include gengtype-yacc.h.
19100 Define YY_DECL and yyterminate appropriately for recursive
19101 descent parser. yylval is now a string out-parameter to yylex.
19102 (HWS, EOID): New shorthand.
19103 (IWORD): Add a couple more types.
19104 (yylex): Add a setup stanza. Remove the complex rules for
19105 detecting GTY'ed types and typedefs; replace with simple
19106 keyword detectors. Adjust everything for the changed
19107 definition of yylval. Ignore all pp-directives, not just #define.
19109 (parse_file): Rename yybegin; do not call yyparse.
19111 * gengtype.c (xasprintf): Export again.
19112 (this_file): New. Use everywhere __FILE__ was being used.
19113 (get_lang_bitmap): Special case types defined in gengtype.c.
19114 (do_typedef, new_structure): Suppress definition of certain types.
19115 (new_structure): Improve diagnostics of duplicate definitions.
19116 Make sure location_s is associated with input.h.
19117 (nreverse_pairs, define_location_structures): New functions.
19118 (main): Improve tagging of kludge types. Remove old kludges
19119 for input.h types; use define_location_structures.
19120 * gengtype.h: Update prototypes. Define token codes here.
19121 * Makefile.in: Remove all references to gengtype-yacc.
19122 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
19124 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
19125 add GTY((skip)) to the field that's only conditionally there.
19126 * doc/install.texi: Document that Bison is no longer required
19127 unless building treelang.
19129 * gengtype.c: Don't include gtyp-gen.h.
19130 (srcdir): Declare here.
19131 (base_files, lang_dir_names): Allocate dynamically.
19132 (gt_files, num_gt_files, num_lang_dirs): New globals.
19133 (measure_input_list, read_input_line, read_input_list)
19134 (set_lang_bitmap): New functions.
19135 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
19136 simplify, relying on read_input_list to set up the bitmaps.
19137 (main): Arguments are no longer unused. Check for correct number
19138 of command line arguments, set srcdir and srcdir_len, then call
19139 read_input_list, before doing anything else. No need to worry
19140 about duplicates in main loop.
19141 * configure.ac: Simplify the calculation of all_gtfiles.
19142 Put language tags in there. Don't set or substitute
19143 all_gtfiles_files_langs or all_gtfiles_files_frags.
19144 * Makefile.in: Revamp the way gengtype is invoked, now that it
19145 takes a file on its command line with a much simpler format.
19146 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
19147 (GTFILES): Remove duplicates and C source files.
19148 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
19149 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
19150 * configure: Regenerate.
19152 * gengtype.h: Remove all type definitions to gengtype.c; leave
19153 only definitions of options_p, type_p, and pair_p as opaque
19154 pointers. Update prototypes.
19155 * gengtype.c: Many type definitions moved here from gengtype.h.
19156 Consolidate type definitions at the top of the file.
19157 (xvasprintf): Delete.
19158 (xasprintf): Make static.
19159 (create_nested_pointer_option): Add 'next' parameter.
19160 (create_field_all, create_field_at): New functions.
19161 (create_field): Now a thin wrapper around create_field_all.
19162 (create_optional_field): Rename create_optional_field_ and add
19163 line argument. Original name is now a macro which supplies
19165 (oprintf): Use vsnprintf directly.
19166 (close_output_files): Use fatal rather than perror/exit.
19167 (note_def_vec, note_def_vec_alloc): Use create_field_at.
19168 (main): Set progname. Don't use exit.
19169 * gengtype-yacc.y (struct_fields): Use create_field_at.
19170 (option, optionseqopt): Delete.
19171 (optionseq): Consolidate productions from option here so we
19172 can use the first argument to create_option.
19174 * gengtype-lex.l: Distinguish unions from structures in the
19175 token type. Don't call find_structure; return the tag as a string.
19176 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
19177 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
19178 string. Reorganize typedef_struct production accordingly.
19179 Use create_nested_ptr_option.
19180 * gengtype.c (create_nested_ptr_option): New function.
19181 * gengtype.h: Declare it.
19183 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
19184 (string_type): Don't declare.
19185 (do_scalar_typedef): Declare.
19186 (create_scalar_type): Update prototype.
19187 * gengtype.c (string_type): Make static.
19188 (scalar_nonchar, scalar_char): New.
19189 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
19190 (resolve_typedef): Use scalar_nonchar for error recovery.
19191 (create_scalar_type): Remove name_len field. Return scalar_char
19192 or scalar_nonchar as appropriate.
19193 (adjust_field_type): Look at scalar_is_char boolean to decide whether
19194 to use string_type.
19195 (throughout): Use scalar_nonchar instead of calling
19196 create_scalar_type, whenever possible.
19197 (main): Initialize scalar_char and scalar_nonchar before calling
19199 * gengtype-lex.l: Adjust for removal of second argument to
19200 create_scalar_type. Use yylval.s instead of yylval.t when
19202 * gengtype-yacc.y: Type of SCALAR is string. Call
19203 create_scalar_type from type:SCALAR rule. Adjust for removal of
19204 second argument to create_scalar_type.
19206 * vec.h: Remove all #if IN_GENGTYPE blocks.
19207 Add comment saying that changes may require adjustments to gengtype.
19208 * gengtype.c: Don't include coretypes.h or tm.h.
19209 Add comment to inclusion of errors.h.
19210 (note_def_vec, note_def_vec_alloc): New functions.
19211 * gengtype.h: Declare new functions.
19212 * gengtype-lex.l: Don't include coretypes.h.
19213 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
19215 (update_lineno): Remove unnecessary prototype.
19216 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
19217 (VEC rule): Just return VEC_TOKEN.
19218 * gengtype-yacc.y (VEC_TOKEN): New token type.
19219 (type): Add a production for VEC(a,b).
19220 * Makefile.in: Update dependencies.
19222 * gengtype-lex.l: Remove rules for parsing pointer-to-function
19223 typedefs that use the old PARAMS macro.
19225 * gengtype-lex.l: Remove all rules and states relating to yacc
19227 * gengtype-yacc.y: Similarly.
19228 * gengtype.c (note_yacc_type): Delete function.
19229 * gengtype.h: Update prototypes.
19231 2007-03-26 Joseph Myers <joseph@codesourcery.com>
19233 * tree-pretty-print.c (dump_generic_node): Report precision of
19234 unnamed integer types.
19236 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
19238 * ifcvt.c (noce_try_store_flag_constants): Don't check
19239 no_new_pseudos here.
19240 (noce_try_store_flag_constants): Don't check no_new_pseudos.
19241 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
19242 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
19243 noce_try_sign_mask): Likewise.
19244 (if_convert): Check no_new_pseudos here.
19246 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
19248 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
19249 (noce_get_condition): Handle new then_else_reversed argument.
19250 (noce_init_if_info): Remove, fold into noce_find_if_block.
19251 (noce_process_if_block): Take a struct noce_if_info as the
19252 argument. Don't set up one based on ce_if_info. Update pointer
19253 references accordingly.
19254 (cond_move_process_if_block): Likewise.
19255 (process_if_block): Removed.
19256 (find_if_block): Removed. Move functionality two new functions,
19257 noce_find_if_block and cond_exec_find_if_block.
19258 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
19259 blocks and the symmetric IF-ELSE-JOIN case.
19260 (cond_exec_find_if_block): Also new function mostly based on old
19261 find_if_block and process_if_block.
19262 (find_if_header): Replace find_if_block call with separately
19263 guarded calls to noce_find_if_block and cond_exec_find_if_block.
19264 (find_cond_trap): Update noce_get_condition call.
19265 (dead_or_predicable): Likewise.
19267 2007-03-26 Jakub Jelinek <jakub@redhat.com>
19269 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
19271 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
19272 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
19273 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
19274 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
19275 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
19276 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
19277 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
19278 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
19279 __builtin_ia32_psrad128 builtins.
19281 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
19283 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
19284 * config/i386/constraints.md
19285 (define_constraint "I"): Use IN_RANGE macro.
19286 (define_constraint "J"): Ditto.
19287 (define_constraint "K"): Ditto.
19288 (define_constraint "M"): Ditto.
19289 (define_constraint "N"): Ditto.
19290 (define_constraint "O"): Ditto.
19291 * config/i386/predicates.md
19292 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
19293 (define_predicate "const_0_to_3_operand"): Ditto.
19294 (define_predicate "const_0_to_7_operand"): Ditto.
19295 (define_predicate "const_0_to_15_operand"): Ditto.
19296 (define_predicate "const_0_to_63_operand"): Ditto.
19297 (define_predicate "const_0_to_255_operand"): Ditto.
19298 (define_predicate "const_1_to_31_operand"): Ditto.
19299 (define_predicate "const_2_to_3_operand"): Ditto.
19300 (define_predicate "const_4_to_7_operand"): Ditto.
19302 2007-03-25 David Edelsohn <edelsohn@gnu.org>
19304 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
19305 in SImode for save_world.
19306 * config/rs6000/altivec.md (save_world, restore_world): Convert to
19309 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
19311 PR tree-optimization/30784
19312 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
19315 2007-03-25 Revital Eres <eres@il.ibm.com>
19317 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
19318 Fold movement_possibility function into it.
19320 2007-03-25 David Edelsohn <edelsohn@gnu.org>
19322 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
19323 (load_macho_picbase_{si,di}): Convert to LR hard reg.
19324 (call_indirect_nonlocal_darwin64): Same.
19325 (call_nonlocal_darwin64): Same.
19326 (call_value_indirect_nonlocal_darwin64): Same.
19327 (call_value_nonlocal_darwin64): Same.
19328 (sibcall_nonlocal_darwin64): Same.
19329 (sibcall_value_nonlocal_darwin64): Same.
19330 (sibcall_symbolic_64): Same.
19331 (sibcall_value_symbolic_64): Same.
19332 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
19334 (rs6000_emit_load_toc_table): Same.
19335 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
19336 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
19338 (divss_call): Same.
19339 (divus_call): Same.
19340 (quoss_call): Same.
19341 (quous_call): Same.
19342 (load_toc_v4_pic_si): Same
19343 (load_toc_v4_PIC_1): Same.
19344 (load_toc_v4_PIC_1b): Same.
19345 (call_indirect_aix{32,64}): Same.
19346 (call_value_indirect_aix{32,64}): Same.
19348 (call_value): Same.
19349 (call_local{32,64}): Same.
19350 (call_value_local{32,64}): Same.
19351 (call_indirect_nonlocal_aix{32,64}): Same.
19352 (call_nonlocal_aix{32,64}): Same.
19353 (call_value_indirect_nonlocal_aix{32,64}): Same.
19354 (call_value_nonlocal_aix{32,64}): Same.
19355 (call_indirect_nonlocal_sysv<mode>): Same.
19356 (call_nonlocal_sysv<mode>): Same.
19357 (call_value_indirect_nonlocal_sysv<mode>): Same.
19358 (call_value_nonlocal_sysv<mode>): Same.
19360 (sibcall_local{32,64}): Same.
19361 (sibcall_value_local{32,64}): Same.
19362 (sibcall_nonlocal_aix{32,64}): Same.
19363 (sibcall_value_nonlocal_aix{32,64}): Same.
19364 (sibcall_nonlocal_sysv<mode>): Same.
19365 (sibcall_value): Same.
19366 (sibcall_value_nonlocal_sysv<mode>): Same.
19368 2007-03-24 Paul Brook <paul@codesourcery.com>
19370 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
19371 * config/arm/linux-eabi.h: Remove legacy syscall hack.
19373 2007-03-24 Richard Henderson <rth@redhat.com>
19375 * config/ia64/constraints.md: New file.
19376 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
19377 satisfies_constraint_?.
19378 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
19379 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
19380 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
19381 ia64_output_mi_thunk): Likewise.
19382 (ia64_const_ok_for_letter_p): Remove.
19383 (ia64_const_double_ok_for_letter_p): Remove.
19384 (ia64_extra_constraint): Remove.
19385 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
19386 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
19387 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
19388 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
19389 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
19390 EXTRA_MEMORY_CONSTRAINT): Remove.
19391 * config/ia64/ia64.md: Include constriants.md. Replace
19392 CONST_OK_FOR_? with satisfies_constraint_?.
19394 2007-03-23 Michael Meissner <michael.meissner@amd.com>
19395 H.J. Lu <hongjiu.lu@intel.com>
19397 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
19399 (name macros): Use DPD_BID_NAME to convert names properly.
19401 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
19402 decimal floating point format.
19403 (init_floating_libfuncs): Change decimal functions so that they
19404 have a "bid_" prefix if the decimal system uses the BID format,
19405 and "dpd_" prefix if the decimal system uses the DPD format.
19406 (init_interclass_conv_libfuncs): Ditto.
19407 (init_intraclass_conv_libfuncs): Ditto.
19409 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
19410 using the BID format.
19412 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
19413 whether we are using the BID decimal format.
19414 * configure: Regenerate.
19416 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
19417 the compiler has decimal floating point enabled. Define
19418 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
19421 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
19422 using the BID format.
19424 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
19425 whether we are using the BID decimal format.
19426 * configure: Regenerate.
19428 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
19429 the compiler has decimal floating point enabled. Define
19430 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
19433 * doc/install.texi (--enable-decimal-float): Document BID and DPD
19434 options, and that it is enabled for i386/x86_64 systems.
19436 * Makefile.in (enable_decimal_float): New.
19438 (DECNUMINC): Add -I$(DECNUMFMT).
19439 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
19440 to $(DECNUMFMT) from $(DECNUM).
19442 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
19443 Substitute enable_decimal_float.
19444 * configure: Regenerated.
19447 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
19450 * configure.ac: Enable decimal float for x86_64-*-linux*.
19451 * configure: Regenerated.
19454 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
19455 decimal128ClearSign to flip and clear the sign bit in decimal128.
19456 (decimal_real_maxval): Set decimal128SetSign to set the sign
19459 2007-03-23 Ian Lance Taylor <iant@google.com>
19461 * fold-const.c (fold_binary): Correct warning for X - c >= X.
19463 2007-03-23 Ian Lance Taylor <iant@google.com>
19465 * tree-dump.c (dump_files): Correct comment.
19467 2007-03-23 Ian Lance Taylor <iant@google.com>
19469 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
19471 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
19473 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
19474 in cfglayout mode. Don't go into and out of cfglayout mode.
19475 Link the blocks in the order of the constructed traces.
19476 (rest_of_handle_tracer): Adjust call to tracer.
19477 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
19478 Don't go into cfglayout mode.
19479 (rtl_loop_done): Don't go out of cfglayout mode.
19480 * cfglayout.c (relink_block_chain): New function, split out from...
19481 (fixup_reorder_chain): ...here. Remove redundant checking.
19482 (cfg_layout_finalize): Don't clear the header, footer, and aux
19483 fields here, move the code to do so to relink_block_chain. Likewise
19484 for free_original_copy_tables.
19485 * rtl.h (tracer): Update prototype.
19486 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
19487 Assert we are in cfglayout mode. Don't go into and out of cfglayout
19488 mode. Use relink_block_chain to serialize the CFG according to the
19489 new basic block order. Move targetm.cannot_modify_jumps_p check from
19491 (gate_handle_reorder_blocks): ...to here.
19492 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
19494 (gate_duplicate_computed_gotos): ...to here.
19495 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
19496 something always changes when going into and out of cfglayout mode.
19497 Perform an expensive cfg cleanup while going into cfglayout mode.
19498 Always update liveness information on HAVE_conditional_execution
19499 targets. Reserialize the basic blocks and go out of cfglayout mode.
19500 * reg-stack.c: Include cfglayout.h.
19501 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
19502 the call to reorder_basic_blocks.
19503 * basic-block.h (reorder_basic_blocks): Update prototype.
19504 (relink_block_chain): New prototype.
19505 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
19507 2007-03-23 Joseph Myers <joseph@codesourcery.com>
19509 * config/mips/mips.md (type, hazard, *movdi_32bit,
19510 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
19511 *movhi_internal, *movqi_internal, *movsf_hardfloat,
19512 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
19513 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
19514 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
19516 (movcc): Change first xfer to multi.
19517 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
19518 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
19519 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
19520 config/mips/generic.md: Change reservations using "xfer" to use
19522 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
19523 using match_operand.
19524 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
19525 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
19527 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
19529 2007-03-22 Richard Henderson <rth@redhat.com>
19531 * config/i386/i386.c: Remove unnecessary function declarations.
19532 Move targetm definition, and all related macros, to the end of
19533 the file. Resort some functions to put definitions before uses.
19534 (ix86_attribute_table): Make static. Move to end of file.
19535 (ix86_gimplify_va_arg): Make static.
19537 2007-03-22 Richard Henderson <rth@redhat.com>
19539 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
19540 don't increase local_regparm with force_align_arg_pointer check.
19541 (ix86_function_sseregparm): Assert 32-bit.
19542 (type_has_variadic_args_p): New.
19543 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
19544 type_has_variadic_args_p.
19545 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
19546 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
19547 use memset instead. Do maybe_vaarg check first; skip attribute
19548 tests if true; skip attribute tests for 64-bit.
19549 (construct_container): Remove TARGET_DEBUG_ARG.
19550 (function_arg_advance_32, function_arg_advance_64): Split out ...
19551 (function_arg_advance): ... from here.
19552 (function_arg_32, function_arg_64): Split out ...
19553 (function_arg): ... from here.
19554 (ix86_pass_by_reference): Tidy.
19555 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
19556 (function_value_32): New, from parts of ix86_function_value
19557 and ix86_value_regno.
19558 (function_value_64): New, from parts of ix86_function_value
19559 and ix86_libcall_value.
19560 (ix86_function_value_1): New.
19561 (ix86_function_value, ix86_libcall_value): Use it.
19562 (return_in_memory_32, return_in_memory_64): Split out ...
19563 (ix86_return_in_memory): ... from here.
19564 (ix86_struct_value_rtx): Skip for 64-bit.
19565 (ix86_libcall_value, ix86_value_regno): Remove.
19566 (setup_incoming_varargs_64): Split out ...
19567 (ix86_setup_incoming_varargs): ... from here.
19568 (ix86_va_start): Remove TARGET_DEBUG_ARG.
19569 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
19570 * config/i386/i386-protos.h (ix86_function_value): Remove.
19571 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
19573 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19576 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
19577 infinities not supported, otherwise emit warning if -Woverflow. On
19578 underflow, emit warning if -Woverflow.
19579 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
19581 * real.h (real_from_string): Update declaration
19583 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
19584 Richard Henderson <rth@redhat.com>
19586 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
19587 * calls.c (compute_argument_block_size, expand_call,
19588 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
19589 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
19590 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
19591 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
19592 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
19593 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
19594 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
19595 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
19598 2007-03-22 Joseph Myers <joseph@codesourcery.com>
19600 * c-incpath.c (add_sysroot_to_chain): New.
19601 (merge_include_chains): Add sysroot argument. Call
19602 add_sysroot_to_chain if sysrooted.
19603 (register_include_chains): Update call to merge_include_chains.
19604 * doc/cppopts.texi: Document use of '=' in include directory
19607 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
19609 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
19610 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
19611 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
19612 insn pattern using X87MODEF12 mode macro.
19614 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
19616 * regmove.c (regmove_optimize): Use reg_mentioned_p
19617 instead of reg_overlap_mentioned_p for DST.
19619 2007-03-21 Mike Stump <mrs@apple.com>
19621 * c.opt: Fixup for Objective-C/C++.
19623 2007-03-21 Steve Ellcey <sje@cup.hp.com>
19625 * explow.c (convert_memory_address): Fold memory reference when
19626 POINTERS_EXTEND_UNSIGNED < 0
19628 2007-03-21 Richard Henderson <rth@redhat.com>
19631 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
19632 * config/i386/mmintrin.h (__m64): Likewise.
19633 * config/i386/xmmintrin.h (__m128): Likewise.
19635 2007-03-21 Richard Sandiford <richard@codesourcery.com>
19637 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
19638 (VXWORKS_OS_CPP_BUILTINS): Define.
19639 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
19640 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
19642 2007-03-21 Richard Sandiford <richard@codesourcery.com>
19644 * rtl.h (constant_pool_reference_p): Delete.
19645 (find_constant_src): Declare.
19646 * rtlanal.c (find_constant_src): New function.
19647 * simplify-rtx.c (constant_pool_reference_p): Delete.
19648 * config/i386/i386.md: Use find_constant_src instead of
19649 constant_pool_reference_p/avoid_constant_pool_reference pairs.
19651 2007-03-21 Richard Sandiford <richard@codesourcery.com>
19653 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
19654 * c-cppbuiltin.c (c_cpp_builtins): Define them.
19656 2007-03-20 Mark Mitchell <mark@codesourcery.com>
19658 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
19659 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
19660 (arm_elf_asm_constructor): Use it.
19661 (arm_elf_asm_destructor): New function.
19663 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
19665 * jump.c (mark_jump_label): Treat SEQUENCE specially.
19667 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
19669 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
19671 2007-03-19 Andrew Haley <aph@redhat.com>
19673 PR tree-optimization/31264
19674 * tree-vrp.c (register_edge_assert_for_1): Don't look though
19675 VIEW_CONVERT_EXPRs.
19677 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
19679 PR rtl-optimization/30907
19680 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
19681 (fwprop_init): Always call loop_optimizer_initialize.
19682 (fwprop_done): Always call loop_optimizer_finalize.
19683 (fwprop): We always have loop info now.
19684 (gate_fwprop_addr): Remove.
19685 (pass_fwprop_addr): Use gate_fwprop as gate.
19687 PR rtl-optimization/30841
19688 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
19689 df_chain_alloc): Call df_reorganize_refs unconditionally.
19690 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
19691 refs_organized to refs_organized_size.
19692 (df_ref_create_structure): Use refs_organized_size instead of
19693 bitmap_size if refs had been organized, and keep refs_organized_size
19695 * df.h (struct df_ref_info): Change refs_organized to
19696 refs_organized_size.
19697 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
19700 2007-03-19 Mark Mitchell <mark@codesourcery.com>
19702 * except.c (output_function_exception_table): Do not reference the
19703 EH personality routine for functions that do not require an
19706 2007-03-20 Jakub Jelinek <jakub@redhat.com>
19709 * c-typeck.c (convert_for_assignment): Call comptypes for
19710 RECORD_TYPE or UNION_TYPE.
19712 PR inline-asm/30505
19713 * reload1.c (reload): Do invalid ASM checking after
19714 cleanup_subreg_operands.
19716 2007-03-19 Jeff Law <law@redhat.com>
19718 * tree-cfg.c (find_taken_edge): Tighten conditions for
19719 optimizing computed gotos.
19721 2007-03-19 Michael Matz <matz@suse.de>
19723 * builtins.c (expand_builtin_sync_operation,
19724 expand_builtin_compare_and_swap,
19725 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
19728 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
19729 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
19732 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
19734 * doc/tm.texi: Add brackets around the return type of
19735 TARGET_SECONDARY_RELOAD.
19737 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
19738 Richard Guenther <rguenther@suse.de>
19740 PR tree-optimization/31254
19741 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
19742 Use handled_component_p () where appropriate. Continue
19743 propagating into the rhs if we propagated into an INDIRECT_REF
19746 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
19748 * config/s390/s390.md (op_type attribute): RRR instruction type added.
19749 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
19750 (xde, xdee): Mode attributes adjusted to support DFP modes.
19751 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
19752 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
19753 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
19754 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
19755 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
19756 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
19757 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
19759 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
19760 "movsf"): Insn definitions removed.
19761 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
19762 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
19763 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
19765 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
19766 "reload_in<mode>", "reload_out<mode>"): Expander added.
19767 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
19770 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
19772 * config/s390/s390.md: Only non-functional changes. Renamed
19773 FPR mode macro to BFP all over the file.
19775 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
19777 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
19778 (op_type attribute): RRF instruction type added.
19779 (fT0): New mode attribute.
19780 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
19781 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
19782 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
19783 instruction no secondary memory is needed when moving DFmode values
19784 between GPRs and FPRs.
19786 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
19788 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
19789 inverted and documentation adjusted.
19790 ("mhard-dfp", "msoft-dfp"): New options.
19791 * config/s390/s390.c (s390_handle_arch_option): New architecture
19793 (override_options): Sanity checks for the new options added.
19794 * config.gcc: New architecture switch: z9-ec.
19795 * config/s390/s390.h (processor_flags): PF_DFP added.
19796 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
19797 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
19798 when the bit is NOT set so remove it from the defaults.
19800 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
19802 * genemit.c (main): Print include statement for dfp.h.
19803 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
19806 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
19808 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
19810 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
19813 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
19814 instead of PATTERN.
19816 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19818 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
19819 attr_length_call, output_call, output_indirect_call): Cleanup
19820 formatting of targetm calls.
19822 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
19824 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
19826 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19828 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
19829 reservation, bypass and anti-bypass descriptions for these
19830 instructions. Update move patterns.
19831 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
19834 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
19836 * tree-vect-transform.c (get_initial_def_for_induction): Replace
19837 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
19838 (get_initial_def_for_reduction): Likewise.
19840 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
19842 Fix PR tree-optimization/29922
19843 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
19844 (get_representative): Removed.
19845 (value_dies_in_block_x): Update for rvuse removal.
19846 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
19847 (compute_antic_aux): Handle when PHI nodes appear in
19848 non-single-successors.
19849 (dump_bitmap_of_names): Removed.
19850 (compute_antic_safe): Renamed and removed rvuse calculation.
19851 Calculate only antic safe.
19852 (insert_into_preds_of_block): Remove assert.
19853 (execute_pre): Update for renamed functions.
19854 (defer_or_phi_translate_block): New function.
19856 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
19858 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
19859 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
19861 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
19862 Follow spelling conventions.
19864 * tree-data-ref.h: Remove the prototype for analyze_array.
19866 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
19868 PR tree-optimization/31041
19869 * tree-vect-transform.c (get_initial_def_for_induction): Call
19870 force_gimple_operand.
19872 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
19874 * ipa-type-escape.c (look_for_casts) : Revert code to use
19875 handled_component_p due to ada test a-numaux.adb.
19877 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
19879 * final.c (final_scan_insn): Alter the condition of a
19880 conditional trap if we have nonstandard CC.
19882 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
19884 * configure.ac: Remove excess quoting from asm line 0 test.
19885 * configure: Rebuilt.
19887 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19889 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
19890 * c-common.c (convert_and_check): Move warning logic to...
19891 (warnings_for_convert_and_check): ...here. Define.
19892 * c-common.h (warnings_for_convert_and_check): Declare.
19894 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19896 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
19897 (output_call): Likewise.
19899 2007-03-16 Richard Sandiford <richard@codesourcery.com>
19901 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
19903 2007-03-16 Richard Sandiford <richard@codesourcery.com>
19905 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
19907 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
19909 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
19910 opteron, athlon-64 and athlon-fx processor_alias_table entries.
19912 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
19914 PR tree-optimization/31183
19915 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
19916 Use double_int instead of unsigned int for representing access_strides.
19917 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
19919 2007-03-16 Richard Guenther <rguenther@suse.de>
19921 PR tree-optimization/31146
19922 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
19923 to allow recursion of forward_propagate_addr_expr.
19924 (forward_propagate_addr_into_variable_array_index): Likewise.
19925 (forward_propagate_addr_expr): Likewise.
19926 (tree_ssa_forward_propagate_single_use_vars): Likewise.
19927 (forward_propagate_addr_expr_1): Recurse on simple copies
19928 instead of propagating into them. Do so for useless conversions
19930 (forward_propagate_addr_expr): Clean up unused statements after
19933 2007-03-16 Richard Guenther <rguenther@suse.de>
19935 * builtins.c (expand_builtin_cexpi): Use the right argument
19936 for the expansion via cexp.
19938 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
19940 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
19941 * configure: Rebuilt.
19943 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
19946 * dwarf2out.c (force_type_die): Adjust comment.
19947 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
19949 2007-03-15 DJ Delorie <dj@redhat.com>
19951 * config/frv/predicates.md (minmax_operator): Don't check operands
19954 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
19956 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
19957 Update constant estimates of number of iterations.
19958 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
19959 argument renamed to "realistic".
19960 (compute_estimated_nb_iterations): Removed.
19961 (record_niter_bound): New function.
19962 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
19963 call record_nonwrapping_iv with upper = false.
19964 (infer_loop_bounds_from_signedness): Pass upper argument to
19965 record_nonwrapping_iv.
19966 (estimate_numbers_of_iterations_loop): Do not call
19967 compute_estimated_nb_iterations. Record estimate based on profile
19968 information. Initialize the constant estimates of number of
19970 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
19972 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
19973 number of iterations is too small.
19974 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
19975 (EST_NOT_AVAILABLE): Removed.
19976 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
19977 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
19980 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
19982 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
19983 Handle NE_EXPR guards.
19985 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19988 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
19989 Set also -pedantic-errors by default for the preprocessor unless
19990 -fpermissive is given.
19992 2007-03-15 Richard Guenther <rguenther@suse.de>
19994 PR middle-end/29719
19995 PR middle-end/31161
19996 * builtins.c (expand_builtin_cexpi): As a fallback if we
19997 don't have builtins for sincos or cexp create a function
19998 declaration for cexp and expand to a call to that.
19999 (expand_builtin_int_roundingfn): Always fall
20000 back to floor/ceil and its variants even if they may be
20003 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
20005 PR middle-end/31159
20006 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
20007 jump tables, move the call to delete_dead_jumptables from here...
20008 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
20009 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
20010 don't allow merging of blocks that try_redirect_by_replacing_jump
20011 also does not handle when not optimizing.
20013 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
20014 Francois-Xavier Coudert <coudert@clipper.ens.fr>
20016 * config/i386/i386.md (x86_sahf_1): Correctly handle
20019 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
20022 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
20023 x86_64_general_operand as operand[2] predicate. Remove "iF"
20024 from operand constraints and use "e" constraint instead.
20025 (*subti3_1, *subti3_1 splitter): Ditto.
20026 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
20027 operand[1] predicate.
20029 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
20031 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
20032 arrays, multiply the access strides by the size of the sub-array.
20033 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
20035 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
20037 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
20038 the configured assembler supports the sahf mnemonic.
20039 * configure: Regenerate.
20040 * config.in: Regenerate.
20042 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
20043 emit "sahf" or ".byte\t0x9e" as asm template.
20045 2007-03-14 Michael Meissner <michael.meissner@amd.com>
20048 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
20049 option to replace hard coded TARGET_xxx in md file.
20050 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
20051 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
20052 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
20053 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
20054 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
20055 (X86_TUNE_NOT_VECTORMODE): Ditto.
20056 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
20057 (TUNE_AVOID_VECTOR_DECODE): Ditto.
20058 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
20059 (TUNE_SLOW_IMUL_IMM8): Ditto.
20060 (TUNE_MOVE_M1_VIA_OR): Ditto.
20061 (TUNE_NOT_UNPAIRABLE): Ditto.
20062 (TUNE_NOT_VECTORMODE): Ditto.
20064 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
20067 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
20068 tuning options instead of hard coded TARGET_xxx.
20069 (fix ssemode peephole2's): Ditto.
20070 (imul peephole2's): Ditto.
20072 (movdi_or_rex64): Ditto.
20073 (move peephole2): Ditto.
20074 (not peephole2's): Ditto.
20076 2007-03-14 Dirk Mueller <dmueller@suse.de>
20078 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
20079 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
20080 * c-parser.c (c_parser_if_body): Always add an empty statement in case
20082 * c-parser.c (c_parser_do_statement): Warn about empty body in
20083 do/while statement.
20084 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
20085 * doc/invoke.texi (-Wempty-body): Update documentation.
20087 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20090 * c-common.h (warn_for_div_by_zero): Declare.
20091 * c-common.c (warn_for_div_by_zero): Define.
20092 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
20095 2007-03-14 Richard Sandiford <richard@codesourcery.com>
20097 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
20098 to PREFIX and STANDARD_PREFIX.
20100 2007-03-14 Richard Sandiford <richard@codesourcery.com>
20101 Phil Edwards <phil@codesourcery.com>
20103 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
20104 (__gthread_once_t): Remove busy field for RTPs.
20105 (__GTHREAD_ONCE_INIT): Update accordingly.
20107 2007-03-14 Richard Sandiford <richard@codesourcery.com>
20109 * doc/invoke.texi: Document VxWorks options.
20111 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
20113 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
20115 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
20117 PR tree-optimization/30590
20118 * tree-nrv.c (tree_nrv): Check for the partial update of the
20121 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
20123 * flags.h (flag_random_seed): Remove declaration, in favor of...
20124 * toplev.h (get_random_seed, set_random_seed): ... these.
20125 * tree.c (get_file_function_name): Use the former.
20126 * opts.c (common_handle_option): Use the latter.
20129 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
20131 PR middle-end/31127
20132 * cse.c (cse_find_path): Do not bail out if a basic block that
20133 we already visited now becomes part of a path that starts at a
20134 different basic block. Just disallow this, to make sure we
20135 visit each basic block at most once.
20137 2007-03-13 Jan Hubicka <jh@suse.cz>
20139 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
20140 attributes, when profile esitmate is present, calls with very low
20141 frequency are cold.
20143 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
20145 PR tree-optimization/30730
20146 PR tree-optimization/26900
20147 * tree-ssa-loop-niter.c: Include gmp.h.
20148 (bounds): New type.
20149 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
20150 split_to_var_and_offset, determine_value_range,
20151 bound_difference_of_offsetted_base, refine_bounds_using_guard,
20152 bound_difference, bounds_add, bounds_negate,
20153 number_of_iterations_ne_max, dump_affine_iv): New functions.
20154 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
20155 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
20156 difference of initial and final value of control iv to validate
20158 (number_of_iterations_cond): Add loop parameter. Determine bounds
20159 on the difference of the extremes of the control iv. Add dumps.
20160 (expand_simple_operations): Handle phi nodes.
20161 (simplify_using_initial_conditions): Do not record used conditions.
20162 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
20163 Do not set additional_info.
20164 (implies_nonnegative_p, implies_ge_p): Removed.
20165 (derive_constant_upper_bound): Do not use parameter `additional'.
20166 (record_estimate): Parameter `additional' removed. Parameter
20167 `i_bound' added. Do not call derive_constant_upper_bound.
20168 (record_nonwrapping_iv): Use derive_constant_upper_bound to
20169 bound the number of iterations estimate.
20170 (estimate_numbers_of_iterations_loop): Pass the estimate from
20171 the number of iterations analysis to record_estimate.
20172 * tree.h (multiple_of_p): Declare.
20173 * tree-scalar-evolution.c (expression_expensive_p): Removed.
20174 (scev_const_prop): Do not check expression_expensive_p.
20175 * fold-const.c (multiple_of_p): Exported.
20176 * double-int.c (double_int_mask): Exported.
20177 * double-int.h (double_int_mask): Declare.
20178 * tree-flow.h (struct tree_niter_desc): Removed additional_info
20179 field. Added max field.
20181 2007-03-13 David Taylor <taylor@candd.org>
20184 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
20187 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20190 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
20191 two unamed patterns.
20193 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
20195 * config/i386/i386.opt (mcx16, msahf): New options.
20196 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
20197 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
20199 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
20200 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
20201 Output -mcx16 and -msahf options when corresponding bit is set.
20203 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
20204 and -msahf options.
20206 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
20208 * configure.ac: Test for assembler tolerance to # 0 "".
20209 * configure, config.in: Rebuilt.
20210 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
20212 2007-03-13 Geoffrey Keating <geoffk@apple.com>
20214 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
20216 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
20217 (handle_syscall): Handle direct system calls.
20218 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
20220 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
20222 * doc/invoke.texi: Fix cpp.info cross-reference.
20223 * doc/passes.texi: Fix gcc.info cross-reference.
20225 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
20227 PR tree-optimization/30835
20228 * lambda-code.c (can_convert_to_perfect_nest): Check whether
20229 bb_for_stmt is not NULL before accessing it.
20231 2007-03-12 Joseph Myers <joseph@codesourcery.com>
20233 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
20236 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
20239 * doc/install.texi: Document --enable-stage1-languages
20241 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
20243 * tree-pass.h (pass_into_cfg_layout_mode,
20244 pass_outof_cfg_layout_mode): Declare.
20245 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
20246 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
20247 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
20248 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
20250 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
20252 * c-decl.c (warn_variable_length_array): New function.
20253 Refactored from grokdeclarator to handle warn_vla
20254 and handle unnamed array case.
20255 (grokdeclarator): Refactored VLA warning case.
20256 * c.opt (Wvla): New flag.
20257 * doc/invoke.texi (Wvla): New warning.
20259 2007-03-12 Richard Henderson <rth@redhat.com>
20261 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
20262 (TARGET_SECTION_TYPE_FLAGS): New.
20264 2007-03-12 Richard Henderson <rth@redhat.com>
20266 * config/darwin.c (machopic_reloc_rw_mask): New.
20267 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
20268 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
20270 2007-03-12 Mark Mitchell <mark@codesourcery.com>
20272 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
20273 * cppdefault.h (cpp_PREFIX): Document.
20274 (cpp_PREFIX_len): Likewise.
20275 (cpp_EXEC_PREFIX): New variable.
20276 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
20277 * c-incpath.c (add_standard_paths): Correct logic for relocating
20278 paths within prefix.
20280 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
20282 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
20283 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
20285 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
20286 fix_truncdfdi_sse using SSEMODEF mode macro.
20287 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
20288 fix_truncdfsi_sse using SSEMODEF mode macro.
20289 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
20290 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
20292 2007-03-12 Richard Sandiford <richard@codesourcery.com>
20294 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
20295 elfos.h to tm_file.
20297 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
20299 * tree.h : Add multiple_of_p declaration.
20300 * fold-const.c (multiple_of_p): Make multiple_of_p public.
20301 * ipa-type-escape.c (results_of_malloc): Redundant.
20302 (visited_stmts): New. Visited stmt for walk_use_def_chains.
20303 (cast_type): Extended with new members.
20304 (check_cast): Returns cast_type.
20305 (cast): New structure for data of walk_use_def_chains.
20306 (is_malloc_result, is_cast_from_non_pointer_1,
20307 is_cast_from_non_pointer,
20308 is_array_access_through_pointer_and_index): New functions.
20309 (look_for_casts): Returns cast types.
20310 (check_call): Returns void.
20311 (okay_pointer_operation): Use support of pointer plus index,
20312 pointer plus constant and allow all multiplications.
20314 2007-03-11 Richard Guenther <rguenther@suse.de>
20316 PR tree-optimization/31115
20317 * tree-vrp.c (extract_range_from_binary_expr): Make sure
20318 the shift count is positive and non-anti-range for RSHIFT_EXPR.
20319 A shift count of zero is not special as with *_DIV_EXPR.
20320 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
20323 2007-03-11 Ian Lance Taylor <iant@google.com>
20325 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
20326 the *_DIV_EXPR codes correctly with overflow infinities.
20328 2007-03-11 Ira Rosen <irar@il.ibm.com>
20330 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
20331 indicate success/failure of the analysis. Add negation to subtrahend
20332 in case of subtraction. Fail if both operands contain constants.
20333 (create_data_ref): Fail if analyze_offset fails.
20335 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
20337 * config/i386/i386.md (frndintxf2): Rename to ...
20338 (rintxf2): ... this. Remove expander having same name.
20339 (rintsf2, rintdf2): Implement using SSEMODEF macro.
20340 (roundsf2, rounddf2): Ditto.
20341 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
20342 (lround<mode>di2, lround<mode>si2): Ditto.
20344 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
20346 * lower-subreg.c: Include except.h.
20347 (decompose_multiword_subregs): Verify that the only control flow
20348 insns we can split are loads to multi-words pseudos.
20349 Handle breaking such blocks after splitting, instead of calling
20350 find_many_sub_basic_blocks.
20352 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
20353 on the new basic block. Add a lengthy comment explaining why we
20354 thought this was necessary.
20355 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
20357 2007-03-10 Mark Mitchell <mark@codesourcery.com>
20360 * tree.c (walk_type_fields): Recurse into the element type of
20361 ARRAY_TYPEs if there is a pointer set.
20363 2007-03-10 Dirk Mueller <dmueller@suse.de>
20365 * c-common.c (warn_logical_operator): Fix condition.
20367 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
20369 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
20371 * config/darwin.c (machopic_select_section): Remove superfluous
20372 argument in call to categorize_decl_for_section. Remove unused
20375 2007-03-10 Joseph Myers <joseph@codesourcery.com>
20377 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
20379 * configure: Regenerate.
20381 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
20384 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
20385 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
20386 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
20387 Add LABEL_NUSES to emitted label.
20388 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
20389 branch probability value to emitted jump insn.
20390 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
20391 Do not check life information and do not re-arrange input operands
20392 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
20394 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
20396 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
20397 the change of decode_asm_operands.
20399 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
20401 * mode-switching.c (create_pre_exit): Skip blockage insn.
20403 2007-03-09 Diego Novillo <dnovillo@redhat.com>
20405 * tree-pass.h (TODO_update_smt_usage): Remove.
20407 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
20411 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20413 * pa.c (attr_length_call): Revise condition for long
20414 pc-relative branch.
20415 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
20416 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
20417 sequence on SOM target.
20419 2007-03-09 Geoffrey Keating <geoffk@apple.com>
20421 * gcc.c: Document %{, in big comment at top.
20422 (input_suffix_matches): Remove special handling for .s and
20424 (input_spec_matches): New.
20425 (handle_braces): Handle %{,.
20426 (validate_switches): ',' indicates a value which is not a switch.
20427 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
20428 to detect assembler input.
20429 * config/i386/sol2.h (CPP_SPEC): Likewise.
20430 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
20431 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
20432 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
20433 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
20434 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
20435 -m64 causes deployment target to default to 10.5.
20436 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
20438 2007-03-09 Richard Henderson <rth@redhat.com>
20441 * target.h (targetm.asm.out.reloc_rw_mask): New.
20442 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
20443 (TARGET_ASM_OUT): Use it.
20444 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
20445 * varasm.c (categorize_decl_for_section): Remove shlib argument;
20446 use the new reloc_rw_mask target hook instead.
20447 (default_section_type_flags_1): Merge into...
20448 (default_section_type_flags): ... here.
20449 (decl_readonly_section_1): Merge into...
20450 (decl_readonly_section): ... here.
20451 (default_elf_select_section_1): Merge into...
20452 (default_elf_select_section): ... here.
20453 (default_unique_section_1): Merge into...
20454 (default_unique_section): ... here.
20455 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
20456 (default_select_rtx_section): Use it.
20457 (default_elf_select_rtx_section): Likewise.
20458 * output.h: Update to match.
20459 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
20460 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
20461 (TARGET_ASM_RELOC_RW_MASK): New.
20462 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
20463 to categorize_decl_for_section.
20464 (x86_64_elf_unique_section): Likewise.
20465 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
20466 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
20467 (TARGET_ASM_RELOC_RW_MASK): New.
20468 * config/ia64/ia64.c (ia64_rwreloc_select_section,
20469 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
20470 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
20471 (TARGET_RWRELOC): Remove.
20472 (ia64_section_type_flags): Adjust call to default_section_type_flags.
20473 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
20474 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
20475 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
20476 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
20477 (rs6000_xcoff_select_section): Use decl_readonly_section.
20478 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
20479 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
20480 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
20481 (TARGET_SECTION_TYPE_FLAGS): Remove.
20482 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
20484 2007-03-09 Roger Sayle <roger@eyesopen.com>
20486 * fold-const.c (fold_comparison): Remove compile-time evaluation of
20487 complex constant equality/inequality comparisons for here.
20488 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
20489 known at compile-time or can be simplified to a scalar comparison.
20490 (fold_relational_const): Move compile-time evaluation of complex
20491 constant equality/inequality comparisons to here.
20493 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
20495 PR rtl-optimization/30643
20496 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
20498 (fold_rtx): Recurse, like before 2006-11-03.
20500 2007-03-09 DJ Delorie <dj@redhat.com>
20502 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
20505 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
20507 PR tree-optimization/30375
20508 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
20509 LHS of statements is not the same.
20510 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
20512 2007-03-09 Chao-ying Fu <fu@mips.com>
20514 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
20516 * doc/invoke.texi (-mdspr2): Document new option.
20517 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
20518 New unspec for DSP REV 2.
20519 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
20520 these instructions are extended in DSP REV 2.
20521 (mips-dspr2.md): Include.
20522 * config/mips/mips.opt (mdspr2): New option.
20523 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
20524 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
20525 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
20526 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
20527 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
20528 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
20529 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
20531 (bdesc_map): Add one field of unsupported_target_flags.
20532 (bdesc_arrays): Update entries to have extra fields. Add
20534 (mips_init_builtins): Initialize new function types.
20535 Check unsupported_target_fileds to filter out builtins.
20536 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
20538 (ASM_SPEC): Pass mdspr2 to the assembler.
20539 * config/mips/mips-dspr2.md: New file.
20541 2007-03-09 Sa Liu <saliu@de.ibm.com>
20543 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
20545 2007-03-09 Ian Lance Taylor <iant@google.com>
20547 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
20548 argument) like -Wstrict-overflow=2.
20549 * doc/invoke.texi (Warning Options): Update documentation.
20551 2007-03-09 Dirk Mueller <dmueller@suse.de>
20554 * doc/invoke.texi (-Wlogical-op): Document.
20555 * common.opt (-Wlogical-op): New.
20556 * c-common.h (warn_logical_operator): Declare.
20557 * c-common.c (warn_logical_operator): Define.
20558 * c-typeck.c (parser_build_binary_op): Call
20559 warn_logical_operator.
20561 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
20563 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
20564 * final.c (final_scan_insn): Test for non-"" file name.
20566 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
20568 * doc/loop.texi: Document the Omega linear constraints solver.
20569 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
20570 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
20571 omega-hash-table-size, omega-max-keys, and
20572 omega-eliminate-redundant-constraints.
20573 * tree-pass.h (pass_check_data_deps): Declared.
20576 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
20577 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
20578 pass_check_data_deps): New.
20579 * tree-data-ref.c (init_data_ref): Remove declaration.
20580 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
20581 (analyze_array): Renamed init_array_ref, move up initializations.
20582 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
20583 Removed arguments that are set to NULL.
20584 (analyze_indirect_ref): Correct indentation, correct call to
20586 (object_analysis): Call init_array_ref instead of analyze_array.
20587 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
20588 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
20589 of DR_ACCESS_FNS_ADDR.
20590 (init_omega_eq_with_af, omega_extract_distance_vectors,
20591 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
20592 ddr_consistent_p): New.
20593 (compute_affine_dependence): Check consistency of ddrs when
20594 flag_check_data_deps is passed.
20595 (analyze_all_data_dependences): Uncomment.
20596 (tree_check_data_deps): New.
20597 * tree-data-ref.h: Include omega.h.
20598 (DR_ACCESS_FNS_ADDR): Removed.
20599 (data_dependence_relation): Add inner_loop.
20600 (DDR_INNER_LOOP): New.
20601 * common.opt (fcheck-data-deps): New.
20602 * tree-flow.h (tree_check_data_deps): Declare.
20603 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
20604 (OBJS-common): Depend on omega.o.
20606 * passes.c (pass_check_data_deps): Scheduled.
20607 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
20608 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
20609 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
20610 PARAM_VECT_MAX_VERSION_CHECKS,
20611 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
20613 2007-03-09 Richard Guenther <rguenther@suse.de>
20615 PR tree-optimization/30904
20616 PR middle-end/31058
20617 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
20618 the same way as *_DIV_EXPR.
20620 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
20622 * recog.c (decode_asm_operands): No mixed declarations and code.
20624 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
20626 * rtl.def (ASM_INPUT): Add location.
20627 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
20628 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
20629 (decode_asm_operands): Add loc operand.
20630 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
20631 * stmt.c (expand_asm): Rename to...
20632 (expand_asm_loc): ... this. Add locus argument. Pass it on to
20633 gen_rtx_ASM_INPUT_loc.
20634 (expand_asm_expr): Adjust.
20635 * recog.c (decode_asm_operands): Add loc operand.
20636 (check_asm_operands, extract_insn): Adjust.
20637 * reload1.c (maybe_fix_stack_asms): Likewise.
20638 * final.c (asm_insn_count): Likewise.
20639 (final_scan_insn): Output # line before and after asm.
20641 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
20643 * tree-ssa-structalias.c (variable_info): Remove
20645 (new_var_info): Ditto.
20646 (shared_bitmap_info_t): New structure.
20647 (shared_bitmap_table): New variable.
20648 (shared_bitmap_hash): New function.
20649 (shared_bitmap_eq): Ditto
20650 (shared_bitmap_lookup): Ditto.
20651 (shared_bitmap_add): Ditto.
20652 (merge_smts_into): Change to take bitmap directly.
20653 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
20654 (init_alias_vars): Init shared bitmap hashtable.
20655 (delete_points_to_sets): Delete shared bitmap hashtable.
20656 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
20657 is_aliased removal as a change that was still necessary was
20660 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
20662 * config/i386/i386.h (override_options): Conditionally disable
20663 x86_sahf for 64bit targets only.
20665 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
20668 * c-decl.c (merge_decls): Don't call make_var_volatile.
20669 * varasm.c (make_var_volatile): Remove.
20670 * output.h (make_var_volatile): Remove.
20672 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
20674 PR tree-optimization/31085
20675 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
20677 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20679 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
20680 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
20681 ATTR_CONST_NOTHROW_LIST.
20683 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
20686 2007-03-08 Diego Novillo <dnovillo@redhat.com>
20688 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
20690 2007-03-08 Geoffrey Keating <geoffk@apple.com>
20693 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
20695 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
20696 passed, use shared libgcc.
20698 2007-03-08 Roger Sayle <roger@eyesopen.com>
20700 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
20701 instead of calling build2 with a GIMPLE_MODIFY_STMT.
20702 (honor_protect_cleanup_actions, lower_try_finally_switch):
20704 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
20705 ifc_temp_var): Likewise.
20706 * tree-inline.c (setup_one_parameter): Likewise.
20707 * tree-mudflap.c (mf_decl_cache_locals,
20708 mf_build_check_statement_for): Likewise.
20709 * tree-nested.c (init_tmp_var, save_tmp_var,
20710 finalize_nesting_tree_1): Likewise.
20711 * tree-outof-ssa.c (insert_copy_on_edge,
20712 insert_backedge_copies): Likewise.
20713 * tree-profile.c (tree_gen_edge_profiler,
20714 tree_gen_ic_profiler): Likewise.
20715 * tree-scalar-evolution.c (scev_const_prop): Likewise.
20716 * tree-sra.c (sra_build_assignment): Likewise.
20717 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
20718 * tree-ssa-math-opts.c (insert_reciprocals,
20719 execute_cse_sincos_1): Likewise.
20720 * tree-tailcall.c (adjust_accumulator_values,
20721 adjust_return_value): Likewise.
20722 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
20723 * tree-vect-transform.c (vect_create_data_ref_ptr,
20724 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
20725 vect_create_epilog_for_reduction, vectorizable_reduction,
20726 vectorizable_call, vectorizable_conversion,
20727 vectorizable_assignment, vectorizable_operation,
20728 vectorizable_type_demotion, vect_gen_widened_results_half,
20729 vect_permute_store_chain, vectorizable_store,
20730 vect_setup_realignment, vect_permute_load_chain,
20731 vectorizable_load, vectorizable_condition,
20732 vect_create_cond_for_align_checks): Likewise.
20733 * tree-vrp.c (build_assert_expr_for): Likewise.
20735 2007-03-08 Ian Lance Taylor <iant@google.com>
20737 * tree-vrp.c: Include "intl.h".
20738 (usable_range_p): New static function.
20739 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
20740 overflowed values, juts set *strict_overflow_p.
20741 (compare_values): Only return -2 if one of the operands is not a
20743 (compare_ranges): Call usable_range_p.
20744 (compare_range_with_value): Likewise.
20745 (vrp_evaluate_conditional_warnv): Rename from
20746 vrp_evaluate_conditional. Make static. Change all callers.
20747 (vrp_evaluate_conditional): New function.
20748 (simplify_div_or_mod_using_ranges): Issue warning about reliance
20749 on signed overflow.
20750 (simplify_abs_using_ranges): Likewise.
20751 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
20752 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
20753 within_stmt parameter.
20754 * tree-ssa-propagate.c (fold_predicate_in): Update call to
20755 vrp_evaluate_conditional.
20756 * tree-ssa-threadedge.c
20757 (record_temporary_equivalences_from_stmts_at_dest): Change
20758 simplify parameter to take a second tree parameter.
20759 (simplify_control_stmt_condition): Likewise.
20760 (thread_across_edge): Likewise.
20761 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
20762 (thread_across_edge): Likewise.
20763 * Makefile.in (tree-vrp.o): Depend upon intl.h.
20765 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
20767 * config/i386/i386.h (TARGET_SAHF): New define.
20768 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
20769 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
20770 (x86_sahf): New global variable.
20771 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
20772 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
20773 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
20774 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
20776 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
20777 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
20778 when expanding fcomi/sahf based tests.
20779 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
20780 expanding sahf based alternative. Emit sahf based sequence when
20781 optimizing for code size.
20782 * config/i386/i386.md (x86_sahf_1): Do not disable for
20783 TARGET_64BIT, enable for TARGET_SAHF.
20785 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
20787 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
20788 spurious whitespace from error message.
20790 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
20793 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
20795 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
20797 * c-decl.c (grokdeclarator): Disable warnings for anonymous
20799 * tree-sra.c (instantiate_element): Propagate disabled warnings
20800 from the element itself to the created variable.
20802 2007-03-07 Richard Henderson <rth@redhat.com>
20805 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
20806 silently fix up the stack in the case of a missing register.
20808 2007-03-07 Paul Brook <paul@codesourcery.com>
20810 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
20812 2007-03-07 Joseph Myers <joseph@codesourcery.com>
20814 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
20816 (phase1_vrs): Use them.
20817 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
20818 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
20819 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
20820 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
20821 __gnu_Unwind_Restore_WMMXC if required.
20822 (_Unwind_VRS_Pop): Implement iWMMXt support.
20823 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
20824 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
20825 gnu_Unwind_Save_WMMXC): Define.
20827 2007-03-07 Richard Sandiford <richard@codesourcery.com>
20829 * config/vxworks.h (vxworks_override_options): Declare.
20830 (VXWORKS_OVERRIDE_OPTIONS): Use it.
20831 * config/vxworks.c: Include target.h and toplev.h.
20832 (vxworks_override_options): New function.
20833 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
20835 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
20837 * config/s390/s390.c (override_options): Don't emit an error when
20838 -mstack-size is used without providing -mstack-guard.
20839 (s390_emit_prologue): Choose stack_guard value automatically if not
20840 provided via command line.
20841 * doc/invoke.texi: Adjust description of -mstack-guard and
20844 2007-03-07 Richard Sandiford <richard@codesourcery.com>
20846 * config/i386/i386.c (output_set_got): Add a GOT initialization
20847 sequence for VxWorks PIC.
20848 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
20849 around labels as well as symbols. Use gotoff_operand instead
20850 of local_symbolic_operand.
20851 (legitimize_pic_address): Use gotoff_operand instead of
20852 local_symbolic_operand. Use @GOT accesses for labels as
20854 (ix86_output_addr_diff_elt): Use PC-relative rather than
20855 GP-relative offsets for VxWorks PIC.
20856 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
20857 no_new_pseudos. Check whether the returned register is op0.
20858 * config/i386/i386.md (tablejump): Use PC-relative rather than
20859 GP-relative offsets for VxWorks PIC.
20860 * config/i386/predicates.md (gotoff_operand): New predicate.
20862 2007-03-06 Richard Sandiford <richard@codesourcery.com>
20864 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
20866 * config/vxworks-dummy.h: New file.
20867 * config/i386/i386.h: Include it.
20869 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
20871 * dwarf2out.c (is_inlined_entry_point): New
20872 (add_high_low_attributes): Emit DW_AT_entry_pc along with
20873 DW_AT_ranges if the first subblock is the entry point.
20875 2007-03-06 David Daney <ddaney@avtrex.com>
20877 * doc/install.texi (mips-*-*): Change recommended binutils
20880 2007-03-06 Anatoly Sokolov <aesok@post.ru>
20882 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
20883 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
20885 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
20886 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
20888 2007-03-06 Jan Hubicka <jh@suse.cz>
20890 * errors.h (warning, error, fatal, internal_error): Mark as cold.
20891 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
20893 (probably_cold_bb_p): Cold functions are cold.
20894 (probably_never_executed_bb_p): Cold functions are cold.
20895 (tree_bb_level_predictions): Predict calls to cold functions as not
20897 (compute_function_frequency): Check hot/cold attributes.
20898 * function.h (function_frequency): Update comments.
20899 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
20900 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
20901 (c_common_att): Add cold and hot.
20903 * doc/extend.texi (hot,cold attributes): Document.
20905 2007-03-06 Andrew Haley <aph@redhat.com>
20907 * function.c (expand_function_end): Move blockage to just after we
20908 emit the label for the naked return from the function.
20910 2007-03-06 Richard Sandiford <richard@codesourcery.com>
20912 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
20915 2007-03-06 Jan Hubicka <jh@suse.cz>
20917 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
20918 loaded for constant large models. Non-large 64bit PIC can do.
20919 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
20920 * cmodel.h: Add LARGE PIC.
20921 * i386.md (UNSPEC_PLTOFF): New.
20922 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
20924 (*call_1_rex64): Disable for large models.
20925 (*call_1_rex64_large): New.
20926 (*call_value_1_rex64): Disable for large models.
20927 (*call_value_1_rex64_large): New.
20928 (set_rip_rex4): New.
20929 (set_got_offset_rex64): New.
20930 * predicates.md (constant_call_address_operand): For large model
20931 constant calls are not possible.
20932 * i386-protos.h (construct_plt_address): Declare.
20933 * i386.c (override_options): Accept large models.
20934 (ix86_expand_prologue): Expand large PIC GOT pointer load.
20935 (legitimate_constant_p): Add new UNSPECs.
20936 (legitimate_pic_operand_p): Likewise.
20937 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
20938 (legitimize_pic_address): Do easy RIP relative way for TLS only for
20940 (output_pic_addr_const): Add PLTOFF.
20941 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
20942 (ix86_expand_move): Legitimize pic address when in PIC mode.
20943 (construct_plt_address): New function.
20944 (ix86_expand_call): Offload the address to register and use GOT
20945 pointer for large model.
20946 * invoke.texi (mcmodel=large): Update documentation.
20948 2007-03-06 Richard Henderson <rth@redhat.com>
20950 * config/i386/i386.c (x86_use_leave, x86_push_memory,
20951 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
20952 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
20953 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
20954 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
20955 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
20956 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
20957 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
20958 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
20959 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
20960 x86_partial_reg_dependency, x86_memory_mismatch_stall,
20961 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
20962 x86_sse_partial_reg_dependency, x86_sse_split_regs,
20963 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
20964 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
20965 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
20966 x86_schedule, x86_use_bt, x86_pad_returns,
20967 x86_use_xchgb): Merge into ...
20968 (ix86_tune_features): ... here. New array.
20969 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
20970 x86_bswap): Merge into ...
20971 (ix86_arch_features): ... here. New array.
20972 (x86_3dnow_a): Remove.
20973 (x86_accumulate_outgoing_args): Make static.
20974 (x86_arch_always_fancy_math_387): Make static.
20975 (ix86_tune_mask, ix86_arch_mask): Move ...
20976 (override_options): ... to local variables here. Apply the
20977 appropriate mask to each element of ix86_arch_features and
20978 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
20979 as were done in the old macros.
20980 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
20981 * config/i386/i386.h (x86_use_leave, x86_push_memory,
20982 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
20983 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
20984 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
20985 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
20986 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
20987 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
20988 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
20989 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
20990 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
20991 x86_partial_reg_dependency, x86_memory_mismatch_stall,
20992 x86_accumulate_outgoing_args, x86_prologue_using_move,
20993 x86_epilogue_using_move, x86_decompose_lea,
20994 x86_arch_always_fancy_math_387, x86_shift1,
20995 x86_sse_partial_reg_dependency, x86_sse_split_regs,
20996 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
20997 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
20998 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
20999 x86_use_incdec, x86_pad_returns, x86_bswap,
21000 x86_partial_flag_reg_stall): Remove.
21001 (enum ix86_tune_indices): New.
21002 (ix86_tune_features): New.
21003 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
21004 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
21005 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
21006 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
21007 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
21008 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
21009 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
21010 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
21011 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
21012 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
21013 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
21014 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
21015 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
21016 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
21017 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
21018 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
21019 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
21020 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
21021 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
21022 TARGET_EXT_80387_CONSTANTS): Use it.
21023 (enum ix86_arch_indices): New.
21024 (ix86_arch_features): New.
21025 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
21026 TARGET_BSWAP): Use it.
21027 (ix86_tune_mask, ix86_arch_mask): Remove.
21029 2007-03-06 Joseph Myers <joseph@codesourcery.com>
21032 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
21033 Define using $${sysroot_headers_suffix}.
21034 * configure: Regenerate.
21035 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
21036 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
21038 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
21039 * gcc.c (print_sysroot_headers_suffix): New.
21040 (option_map): Include --print-sysroot-headers-suffix.
21041 (display_help): Mention -print-sysroot-headers-suffix.
21042 (process_command): Handle -print-sysroot-headers-suffix.
21043 (do_spec_1): Append multilib directory to include-fixed path if
21044 sysroot suffixes in use.
21045 (main): Handle -print-sysroot-headers-suffix.
21046 * Makefile.in (start.encap): Don't depend on xlimits.h
21047 (xlimits.h): Remove.
21048 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
21049 limits.h for each multilib in fixinc_list.
21050 (fixinc_list, s-fixinc_list): New.
21051 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
21052 generate them for each multilib in fixinc_list.
21053 (stmp-fixproto): Use include-fixed. Run fixproto for each
21054 multilib in fixinc_list.
21055 (mostlyclean): Don't remove xlimits.h.
21056 (clean): Remove include-fixed.
21057 (real-install-headers-tar, real-install-headers-cpio,
21058 real-install-headers-cp): Don't copy include, only include-fixed.
21059 (install-mkheaders): Depend on fixinc_list. Don't depend on
21060 xlimits.h. Save limits.h files for each multilib in fixinc_list.
21061 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
21062 SYSTEM_HEADER_DIR setting in mkheaders.conf.
21064 2007-03-06 Jan Hubicka <jh@suse.cz>
21066 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
21069 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21071 * configure.ac: Allow tm_file to contain build-directory files.
21072 * configure: Regenerate.
21073 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
21074 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
21075 * config/m68k/print-sysroot-suffix.sh: New file.
21077 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21079 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
21080 of pic_offset_table_rtx if reload_completed.
21081 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
21082 PIC_OFFSET_TABLE_REGNUM.
21083 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
21085 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
21086 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
21088 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21090 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
21091 functions that call eh_return.
21093 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21095 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
21096 functions that need a constant pool.
21098 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21101 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
21102 (m68k_preferred_reload_class): Likewise.
21103 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
21104 (SECONDARY_RELOAD_CLASS): Define.
21105 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
21106 (LIMIT_RELOAD_CLASS): Delete.
21107 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
21108 registers from storing bytes.
21109 (m68k_secondary_reload_class): New function.
21110 (m68k_preferred_reload_class): Likewise.
21112 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21114 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
21116 (m68k_expand_prologue): Likewise.
21118 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21120 * config/m68k/m68k-protos.h (output_sibcall): Declare.
21121 (mips_expand_epilogue): Add a bool parameter.
21122 (m68k_legitimize_sibcall_address): Declare.
21123 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
21124 (m68k_expand_epilogue): Add a parameter to select between sibling
21125 and normal epilogues. Only generate a return for the latter.
21126 (m68k_ok_for_sibcall_p): New function.
21127 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
21128 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
21129 (sibcall_value, *sibcall_value): Likewise.
21130 (*call, *call_value): Require !SIBLING_CALL_P.
21131 (epilogue): Update call to m68k_expand_epilogue.
21132 (sibcall_epilogue): New pattern.
21133 * config/m68k/predicates.md (const_call_operand): Say that this
21134 predicate applies to sibling calls too.
21135 (sibcall_operand): New predicate.
21137 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21139 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
21140 alternatives as movsi_cf.
21141 (movsf_cf_hard): Add commentary.
21143 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
21144 Richard Sandiford <richard@codesourcery.com>
21146 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
21147 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
21148 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
21149 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
21150 as being live on exit from an interrupt function.
21151 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
21152 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
21153 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
21154 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
21155 (m68k_interrupt_function_p): Globalize.
21156 (m68k_compute_frame_layout): Remove reverse mask code.
21157 (m68k_emit_movem, m68k_set_frame_related): New functions.
21158 (m68k_output_function_prologue): Delete in favor of...
21159 (m68k_expand_prologue): ...this new function.
21160 (m68k_output_function_epilogue): Delete in favor of...
21161 (m68k_expand_epilogue): ...this new function.
21162 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
21164 (print_operand): Handle %?.
21165 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
21166 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
21167 (prologue, epilogue): New patterns.
21168 (return): Turn into a define_expand.
21169 (*return): New pattern, derived from old "return" pattern. Use rte
21170 rather than rts for interrupt functions. Only use rtd if the pop
21172 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
21173 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
21174 (link, *link, unlink, *unlink, load_got): Likewise.
21176 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21180 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
21181 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
21182 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
21183 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
21184 and m68k_matches_u_p.
21185 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
21186 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
21187 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
21188 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
21189 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
21190 (REG_STRICT_P): New macro.
21191 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
21192 PCREL_GENERAL_OPERAND_OK.
21193 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
21194 m68k_legitimate_base_reg_p.
21195 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
21196 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
21197 (PIC_CASE_VECTOR_ADDRESS): Update comment.
21198 * config/m68k/m68k.c (m68k_address): New structure.
21199 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
21200 (m68k_decompose_index, m68k_legitimate_constant_address_p)
21201 (m68k_jump_table_ref_p, m68k_decompose_address)
21202 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
21203 (m68k_matches_u_p): New functions.
21204 (print_operand_address): Rewrite to use m68k_decompose_index.
21206 2007-03-05 David Taylor <dtaylor@emc.com>
21208 * gcc.c: Correct copyright date in --version output.
21210 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21212 * pa.md: In unamed move patterns, disparge copies between general
21213 and floating point registers using '?' modifier. Don't include 'f'
21214 constraint for register preferences in DImode, SImode, HImode and
21215 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
21216 Remove constraints for copies between general and floating registers
21217 in soft-float DFmode pattern.
21218 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
21222 2007-03-05 Mike Stump <mrs@apple.com>
21224 * c-common.c (targetcm): Add.
21225 * c-opts.c (c_common_handle_option): Handle language specific
21227 * opts.c (handle_option): Verify language for target options, if
21229 * opth-gen.awk: Add CL_LANG_ALL.
21230 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
21231 (TARGETCM_INITIALIZER): Add.
21232 * target.h (struct gcc_targetcm): Add.
21234 * targhooks.c (default_handle_c_option): Add.
21235 * targhooks.h (default_handle_c_option): Add.
21236 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
21238 * config/darwin.opt (iframework): Add.
21239 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
21240 * config/darwin-c.c (handle_c_option): Add.
21241 (TARGET_HANDLE_C_OPTION): Add.
21243 * doc/invoke.texi (Darwin Options): Add -iframework.
21245 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21247 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
21250 2007-03-05 Ian Lance Taylor <iant@google.com>
21252 * c.opt (fgnu89-inline): New option.
21253 * c-opts.c (c_common_post_options): Set default value for
21255 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
21256 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
21258 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
21259 (grokdeclarator, start_function): Likewise.
21260 * c-cppbuiltin.c (c_cpp_builtins): Define either
21261 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
21262 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
21263 (C Dialect Options): Document -fgnu89-inline.
21264 * doc/extend.texi (Function Attributes): Explain what the
21265 gnu_inline attribute does.
21266 * doc/cpp.texi (Common Predefined Macros): Document
21267 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
21269 2007-03-05 Ian Lance Taylor <iant@google.com>
21271 PR tree-optimization/31034
21272 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
21273 half-range if the other side is an overflow infinity.
21275 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
21277 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
21278 (bfin*-linux-uclibc*): New configuration.
21279 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
21281 * config/bfin/linux.h: New file.
21282 * config/bfin/libgcc-bfin.ver: New file.
21283 * config/bfin/t-bfin-uclinux: New file.
21284 * config/bfin/t-bfin-linux: New file.
21285 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
21286 (TARGET_OS_CPP_BUILTINS): New macro.
21288 2007-03-05 Richard Guenther <rguenther@suse.de>
21290 * fold-const.c (fold_binary): Remove duplicate folding
21291 of comparison of non-null ADDR_EXPR against null.
21293 2007-03-05 Richard Guenther <rguenther@suse.de>
21294 Dorit Nuzman <dorit@il.ibm.com>
21296 PR tree-optimization/26420
21297 * tree-vectorizer.c (vectorize_loops): Bail out early if there
21298 are no loops in the function. Only print the number of
21299 vectorized loops if it is greater than zero or we are supposed
21300 to print information about unvectorized loops.
21302 2007-03-05 Revital Eres <eres@il.ibm.com>
21304 * gcc.dg/var-expand1.c: New test.
21305 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
21306 when an accumulator is expanded.
21308 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21311 * c-common.c (convert_and_check): Don't give warnings for
21312 conversion if 'expr' already overflowed.
21314 2007-03-04 Roger Sayle <roger@eyesopen.com>
21316 PR middle-end/30744
21317 * fold-const.c (fold_comparison): Enforce type consistency when
21318 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
21320 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
21322 * tree-ssa-address.c (create_mem_ref): Do not put an expression
21323 containing a cast to the base of TARGET_MEM_REF.
21325 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
21327 * tree.c (tree_contains_struct_check_failed): Remove spurious
21328 whitespace from error message.
21330 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
21333 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
21334 instead of precision.
21336 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
21337 Nathan Sidwell <nathan@codesourcery.com>
21339 * emit-rtl.c (find_auto_inc): New.
21340 (try_split): recreate REG_INC notes,
21341 Use regular for loops rather than whiles.
21343 2007-03-03 Andreas Schwab <schwab@suse.de>
21345 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
21346 * configure: Regenerate.
21348 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21350 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
21351 flag_rounding_math, not flag_unsafe_math_optimizations.
21353 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
21355 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
21356 alpha_fold_vector_minmax): Likewise.
21357 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
21358 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
21360 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
21362 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
21363 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
21364 if the lhs has side-effects.
21365 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
21367 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
21369 * config/i386/i386.h (TUNEMASK): Remove define.
21370 (ARCHMASK): Remove define.
21371 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
21372 Use ix86_arch_mask variable instead of ARCHMASK.
21373 * config/i386/i386.c (override_options): Ditto.
21374 (standard_80387_constant_p): Ditto.
21376 2007-03-02 Ian Lance Taylor <iant@google.com>
21378 Used signed infinities in VRP.
21379 * tree-vrp.c (uses_overflow_infinity): New static function.
21380 (supports_overflow_infinity): New static function.
21381 (make_overflow_infinity): New static function.
21382 (negative_overflow_infinity): New static function.
21383 (positive_overflow_infinity): New static function.
21384 (is_negative_overflow_infinity): New static function.
21385 (is_positive_overflow_infinity): New static function.
21386 (is_overflow_infinity): New static function.
21387 (overflow_infinity_range_p): New static function.
21388 (compare_values_warnv): New function split out of compare_values.
21389 (compare_value): Call it.
21390 (set_value_range_to_nonnegative): Add overflow_infinity
21391 parameter. Change caller.
21392 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
21394 (vrp_expr_computes_nonzero): Likewise.
21395 (compare_ranges, compare_range_with_value): Likewise.
21396 (compare_name_with_value, compare_names): Likewise.
21397 (vrp_evaluate_conditional): Likewise.
21398 (set_value_range): Handle infinity
21399 (vrp_operand_equal_p, operand_less_p): Likewise.
21400 (extract_range_from_assert): Likewise.
21401 (vrp_int_const_binop): Likewise.
21402 (extract_range_from_binary_expr): Likewise.
21403 (extract_range_from_unary_expr): Likewise.
21404 (extract_range_from_comparison): Likewise.
21405 (extract_range_from_expr): Likewise.
21406 (dump_value_range): Likewise.
21407 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
21408 (test_for_singularity): Likewise.
21409 (vrp_int_const_binop): Remove inline qualifier.
21410 (adjust_range_with_scev): Add comment.
21411 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
21413 2007-03-02 Diego Novillo <dnovillo@redhat.com>
21415 * tree-ssa-structalias.c (could_have_pointers): Tidy.
21416 (get_constraint_for): Likewise.
21417 (do_structure_copy): Likewise.
21418 (find_func_aliases): Fix references to MODIFY_EXPR.
21419 (intra_create_variable_infos): Tidy.
21420 * tree-ssa-operands.c (add_virtual_operand): Add argument
21422 When adding members of alias sets, if IS_CALL_SITE is true and
21423 the symbol is not call-clobbered, skip it.
21424 Adjust all callers.
21426 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
21428 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
21429 entry by means of emit_insn_at_entry.
21431 2007-03-02 Richard Henderson <rth@redhat.com>
21433 * expr.h (promoted_input_arg): Remove decl.
21434 * function.c (promoted_input_arg): Merge into ...
21435 * combine.c (setup_incoming_promotions): ... only caller.
21436 Rearrange to avoid double loop.
21438 2007-03-02 Ben Elliston <bje@au.ibm.com>
21439 Peter Bergner <bergner@vnet.ibm.com>
21440 Janis Johnson <janis187@us.ibm.com>
21442 * config/rs6000/dfp.md: New file.
21443 * config/rs6000/rs6000.md: Include dfp.md.
21444 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
21445 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
21446 and TDmode decimal float modes in FP registers.
21447 (num_insns_constant): Likewise.
21448 (rs6000_legitimate_offset_address_p): Likewise.
21449 (rs6000_legitimize_address): Likewise.
21450 (rs6000_legitimize_reload_address): Likewise.
21451 (rs6000_legitimate_address): Likewise.
21452 (rs6000_emit_move): Likewise.
21453 (function_arg_boundary): Likewise.
21454 (function_arg_advance): Likewise.
21455 (rs6000_darwin64_record_arg_recurse): Likewise.
21456 (function_arg): Likewise.
21457 (rs6000_gimplify_va_arg): Likewise.
21458 (rs6000_split_multireg_move): Likewise.
21459 (rs6000_output_function_epilogue): Likewise.
21460 (rs6000_output_function_epilogue): Likewise.
21461 (rs6000_register_move_cost): Likewise.
21462 (rs6000_function_value): Likewise.
21463 (rs6000_libcall_value): Likewise.
21465 2007-03-02 Richard Sandiford <richard@codesourcery.com>
21467 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
21469 2007-03-02 Richard Sandiford <richard@codesourcery.com>
21471 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
21472 Use $MULTIDIR to choose between the kernel and RTP headers,
21473 and use $WIND_BASE and $WIND_USR to locate them.
21475 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
21477 * config/i386/i386.c (override_options): Put initialization of
21478 ix86_tune_mask and ix86_arch_mask to the correct place.
21480 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
21481 Michael Meissner <michael.meissner@amd.com>
21484 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
21485 (ARCHMASK): Define.
21486 (TARGET_CMOVE): Use ARCHMASK.
21487 (TARGET_CMPXCHG): Ditto.
21488 (TARGET_CMPXCHG8B): Ditto.
21489 (TARGET_XADD): Ditto.
21490 (TARGET_BSWAP): Ditto.
21491 * config/i386/i386.c (ix86_tune_mask): New global variable.
21492 (ix86_arch_mask): Ditto.
21493 (override_options): Initialize ix86_tune_mask and
21494 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
21497 2007-03-02 Ben Elliston <bje@au.ibm.com>
21500 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
21502 2007-03-02 Joseph Myers <joseph@codesourcery.com>
21504 * target.h (init_dwarf_reg_sizes_extra): New target hook.
21505 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
21506 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
21507 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
21509 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
21510 rs6000_init_dwarf_reg_sizes_extra): New.
21511 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
21512 SPE register high parts.
21514 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
21516 * Makefile.in: Add install-pdf target as
21517 copied from automake v1.10 rules.
21518 * configure.ac: Add install-pdf to target list.
21519 * configure: Regenerate.
21521 2007-03-01 Paul Brook <paul@codesourcery.com>
21523 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
21524 modes to LDRD for DImode.
21525 (output_move_double): Fixup out of range ldrd/strd.
21526 (vfp_secondary_reload_class): Rename...
21527 (coproc_secondary_reload_class): ... to this. Add wb argument.
21528 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
21529 coproc_secondary_reload_class for CLASS_IWMMXT.
21530 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
21531 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
21533 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
21535 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
21536 unroll factor by the estimated number of iterations.
21537 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
21538 than prefetch latency.
21540 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
21541 decode_caches_intel, detect_caches_intel): New functions.
21542 (host_detect_local_cpu): Use detect_caches_amd and
21543 detect_caches_intel.
21545 2007-03-01 Richard Henderson <rth@redhat.com>
21547 * expr.c (emit_move_complex_push): Export.
21548 (emit_move_complex_parts): Split out from ...
21549 (emit_move_complex): ... here.
21550 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
21551 * config/i386/i386.md (movcdi): New.
21553 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
21555 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
21556 size of mode1 to check for tieable modes in MMX case.
21558 2007-03-01 Richard Sandiford <richard@codesourcery.com>
21560 * Makefile.in (rtlanal.o): Depend on tree.h.
21561 * rtl.h (offset_within_section_p, split_const): Declare.
21562 * rtlanal.c: Include tree.h.
21563 (offset_within_block_p): New function, taken from
21564 mips_offset_within_object_p.
21565 (split_const): New function, taken from mips_split_const.
21566 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
21568 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
21569 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
21570 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
21571 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
21572 (m68k_illegitimate_symbolic_constant_p): New function.
21573 * config/m68k/m68k.md (movsi): Remove misleading predicates.
21574 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
21575 symbolic constant that might be outside the symbol's section,
21576 move the symbol first and then add the offset.
21577 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
21579 * config/mips/mips.c (mips_split_const): Delete.
21580 (mips_offset_within_object_p): Delete.
21581 (mips_symbolic_constant_p): Use offset_within_section_p and
21582 split_const instead of mips_offset_within_object_p and
21584 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
21585 (mips_legitimize_const_move, print_operand_reloc)
21586 (mips_dangerous_for_la25_p): Use split_const instead of
21589 2007-02-28 Eric Christopher <echristo@apple.com>
21591 * Makefile.in (install-include-dir): Don't rm -rf include.
21593 2007-02-28 Richard Guenther <rguenther@suse.de>
21595 PR middle-end/30364
21596 * fold-const.c (fold_binary): Do not associate expressions
21597 with more than one variable for integer types that do not wrap.
21599 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
21601 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
21602 Delete, and replace with...
21603 (fold_builtin_call_array): This. Update callers to use it.
21604 * fold-const.c (fold_build_call_list): Delete, and replace with...
21605 (fold_build_call_array): This.
21606 (fold_build_call_list_initializer): Delete, and replace with...
21607 (fold_build_call_array_initializer): This.
21608 * tree.h: Update declarations to reflect above changes.
21610 * c-typeck.c (build_function_call): Store converted arguments
21611 in a stack-allocated array instead of building a list.
21612 (convert_arguments): Store arguments in the array passed in as an
21613 argument, and return the actual number of arguments.
21614 * c-format.c: (check_function_format): Pass arguments in an
21615 array instead of a list.
21616 * c-common.c (check_function_nonnull): Likewise.
21617 (check_function_sentinel): Likewise.
21618 (check_function_arguments): Likewise.
21619 * c-common.h: Update declarations to reflect above changes.
21621 2007-02-28 Jan Hubicka <jh@suse.cz>
21623 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
21624 PRED_NEGATIVE_RETURN): Update outcomes.
21626 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
21628 * calls.c (emit_library_call_value_1): Handle partial registers
21629 correctly when building up CALL_INSN_FUNCTION_USAGE.
21631 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21633 * pa/predicates.md (move_src_operand): Allow zero for mode.
21634 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
21637 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
21640 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
21641 *movv2df_internal): Enable pattern only for valid operand
21643 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
21644 tie only 128bit modes. For MMX registers, tie only 64bit modes.
21646 2007-02-27 Mike Stump <mrs@apple.com>
21648 * config/darwin-crt3.c: Avoid compilation when compiling for a
21651 2007-02-27 Joseph Myers <joseph@codesourcery.com>
21653 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
21655 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
21656 for fixed headers and limits.h.
21657 (install-include-dir, install-headers-tar, install-headers-cpio,
21658 install-headers-cp, real-install-headers-tar,
21659 real-install-headers-cpio, real-install-headers-cp): Handle
21660 include-fixed as well as include.
21661 (install-mkheaders): Don't install files that go only in include
21663 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
21664 from GCC_INCLUDE_DIR.
21665 * gcc.c (process_command): Remove special -BstageN/ handling.
21666 (do_spec_1): Add include-fixed directories.
21668 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
21670 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
21672 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
21674 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
21677 2007-02-27 Mark Mitchell <mark@codesourcery.com>
21679 * c-common.c (get_priority): Add check for
21680 SUPPORTS_INIT_PRIORITY.
21682 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
21684 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
21686 * config/bfin/bfin.c: Include "cfglayout.h".
21687 (MAX_LSETUP_DISTANCE): New macro.
21688 (struct loop_info): New members incoming, incoming_src and
21689 incoming_dest. Delete member predecessor.
21690 (length_for_loop): New function.
21691 (bfin_optimize_loop): Handle more different loop structures.
21692 (bfin_discover_loop): Rework detection of predecessor blocks by
21693 examining incoming edges.
21694 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
21696 (bfin_reorder_loops): New function.
21697 (bfin_reorg_loops): Use these three new functions.
21699 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
21700 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
21701 (CONSTRAINT_LEN): Add entry for 'q'.
21702 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
21703 Add 'q' constraints.
21704 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
21705 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
21707 * config/bfin/bfin.md (add_with_carry): New pattern.
21708 (s_or_u, su_optab, su_modifier): New code macros/attrs.
21709 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
21710 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
21711 support unsigned multiplies too. Removed incorrect commutativity from
21712 operand 1 constraint where appropriate.
21713 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
21715 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
21716 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
21718 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
21719 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
21720 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
21721 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
21722 usmulhisi_hh_huh): New patterns.
21724 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
21725 lshifthi3): Fix output template to use half reg for operand 2.
21727 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
21730 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
21732 2007-02-27 Andreas Schwab <schwab@suse.de>
21734 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
21736 2007-02-27 Jan Hubicka <jh@suse.cz>
21738 * predict.c (last_basic_block_p): Remove.
21739 (tree_estimate_probability): Update return heuristic for commonized
21742 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
21744 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
21746 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
21748 * doc/include/gcc-common.texi (versionsubtitle): New macro.
21749 * doc/cpp.texi: Standardize title page.
21750 * doc/cppinternals.texi: Likewise.
21751 * doc/gcc.texi: Standardize title page, remove version number
21752 from copyright page.
21753 * doc/gccint.texi: Likewise.
21754 * doc/install.texi: Standardize title page, add table of
21757 2007-02-26 Jan Hubicka <jh@suse.cz>
21759 * predict.def: Set outcomes according to more recent results.
21760 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
21761 Remove dead predictors.
21762 * predict.c (return_prediction): Fix pasto.
21764 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
21766 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
21767 change; avoid a memory leak when returning early.
21769 2007-02-26 Mark Mitchell <mark@codesourcery.com>
21771 * c-decl.c (static_ctors): Move to c-common.c.
21772 (static_dtors): Likewise.
21773 (finish_function): Use c_record_cdtor_fn.
21774 (build_cdtor): Move to c-common.c.
21775 (c_write_global_declarations): Use c_build_cdtor_fns.
21776 * c-common.h (static_ctors): Declare.
21777 (static_dtors): Likewise.
21778 (c_record_cdtor_fn): Likewise.
21779 (c_build_cdtor_fns): Likewise.
21780 * c-common.c (static_ctors): New variable.
21781 (static_dtors): Likewise.
21782 (c_record_cdtor_fn): New function.
21783 (build_cdtor): Move from c-decl.c
21784 (c_build_cdtor_fns): New function.
21786 * output.h (assemble_addr_to_section): Declare.
21787 (get_cdtor_priority_section): Likewise.
21788 * varasm.c (assemble_addr_to_section): New function.
21789 (get_cdtor_priority_section): Likewise.
21790 (default_named_section_asm_out_destructor): Use them.
21791 (destor_dtor_section_asm_out_destructor): Likewise.
21792 (default_named_section_asm_out_constructor): Likewise.
21793 (default_ctor_section_asm_out_constructor): Likewise.
21794 * config.gcc (*-*-vxworks*): Include vxworks.o.
21795 * config/t-vxworks (vxworks.o): New target.
21796 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
21797 (TARGET_ASM_CONSTRUCTOR): Define.
21798 (TARGET_ASM_DESTRUCTOR): Likewise.
21799 (vxworks_asm_out_constructor): Declare.
21800 (vxworks_asm_out_destructor): Likewise.
21802 * c-common.c (get_priority): Check that we have not just an
21803 INTEGER_CST, but an integer constant with integeral type.
21805 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
21807 PR tree-optimization/30938
21808 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
21809 use &dt[nargs-1] instead of &dt[nargs] in the call to
21810 vect_is_simple_use().
21812 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
21814 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
21815 from register elimination as PRE_MODIFY / POST_MODIFY increments.
21816 Do not attempt to handle MEM inside auto-inc expressions.
21817 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
21818 of a register modified by an auto-inc expression. However, do handle
21819 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
21820 (elimination_effects): Prohibit elimination of a register modified
21821 by an auto-inc expression. Disable register elimination rules whose
21822 target register is modified by an auto-inc expression with variable
21825 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
21827 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
21829 (array_at_struct_end_p): New function.
21830 (idx_infer_loop_bounds): Use it.
21831 (estimate_numbers_of_iterations_loop): Export.
21832 * predict.c (predict_loops): Use estimated_loop_iterations_int.
21833 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
21834 (tree_estimate_probability): Call record_loop_exits.
21835 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
21836 (estimated_loop_iterations, estimated_loop_iterations_int,
21837 estimated_loop_iterations_tree): New functions.
21838 (analyze_siv_subscript_cst_affine,
21839 compute_overlap_steps_for_affine_1_2,
21840 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
21841 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
21842 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
21843 (PRED_LOOP_ITERATIONS_GUESSED): New.
21844 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
21845 * cfgloop.h (estimate_numbers_of_iterations_loop,
21846 estimated_loop_iterations_int): Declare.
21848 2007-02-25 Mark Mitchell <mark@codesourcery.com>
21850 * doc/extend.texi: Document optional priority argument to
21851 constructors and destructors.
21852 * tree.c (init_priority_for_decl): Adjust GTY markers.
21853 (init_ttree): Use priority-info hash functions for
21854 init_priority_for_decl.
21855 (tree_map_eq): Rename to ...
21856 (tree_map_base_eq): ... this.
21857 (tree_map_marked_p): Rename to ...
21858 (tree_map_base_marked_p): ... this.
21859 (tree_map_base_hash): New function.
21860 (decl_init_priority_lookup): Rework.
21861 (decl_fini_priority_lookup): New function.
21862 (decl_priority_info): New function.
21863 (decl_init_priority_insert): Use it.
21864 (decl_fini_priority_insert): Likewise.
21865 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
21867 (decl_restrict_base_insert): Likewise.
21868 (decl_debug_expr_insert): Likewise.
21869 (decl_value_expr_lookup): Likewise.
21870 (decl_value_expr_insert): Likewise.
21871 * tree.h (priority_type): New type.
21872 (decl_init_priority_lookup): Use priority_type.
21873 (decl_fini_priority_lookup): New function.
21874 (decl_init_priority_insert): Use priority_type.
21875 (decl_fini_priority_insert): New function.
21876 (DECL_HAS_INIT_PRIORITY): Tweak comments.
21877 (DECL_INIT_PRIORITY): Likewise.
21878 (SET_DECL_INIT_PRIORITY): Add comment.
21879 (DECL_FINI_PRIORITY): New macro.
21880 (SET_DECL_FINI_PRIORITY): Likewise.
21881 (DEFAULT_INIT_PRIORITY): Document.
21882 (MAX_INIT_PRIORITY): Likewise.
21883 (MAX_RESERVED_INIT_PRIORITY): Likewise.
21884 (tree_map_base): New type.
21885 (tree_map_base_eq): New function.
21886 (tree_map_base_hash): Likewise.
21887 (tree_map_base_marked_p): Likewise.
21888 (tree_map): Inherit from tree_map_base.
21889 (tree_map_eq): Make it a macro.
21890 (tree_map_marked_p): Likewise.
21891 (tree_int_map): Inherit from tree_map_base.
21892 (tree_int_map_eq): Make it a macro.
21893 (tree_int_map_hash): Likewise.
21894 (tree_int_map_marked_p): Likewise.
21895 (tree_priority_map): New type.
21896 (tree_priority_map_eq): New macro.
21897 (tree_priority_map_hash): Likewise.
21898 (tree_priority_map_marked_p): Likewise.
21899 * varasm.c (emults_decl): Adjust for refactoring of tree_map
21901 (emutls_common_1): Likewise.
21902 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
21903 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
21904 of tree_map hierarchy.
21905 * tree-cfg.c (move_stmt_r): Likewise.
21906 (new_label_mapper): Likewise.
21907 * c-tree.h (c_expand_body): Move to ...
21908 * c-common.h (c_expand_body): ... here.
21909 * c-decl.c (c_expand_body): Move to ...
21910 * c-common.c (c_expand_body): ... here.
21911 (c_common_attribute_table): Allow 1 argument for the constructor
21912 and destructor attributes.
21913 (get_priority): New function.
21914 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
21915 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
21917 2007-02-24 Jan Hubicka <jh@suse.cz>
21919 PR middle-end/30509
21920 * tree-inline.c (copy_bb): Produce exact copy of EH info when
21921 copying for inlining.
21923 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
21924 Jan Hubicka <jh@suse.cz>
21927 * i386.c (counter_mode): New function.
21928 (expand_set_or_movmem_via_loop): Use it.
21929 (expand_movmem_epilogue): Likewise; fix pasto.
21930 (ix86_expand_movmem): Do emit guard even for constant counts.
21931 (ix86_expand_setmem): Likewise.
21933 2007-02-25 Nick Clifton <nickc@redhat.com>
21935 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
21936 (JUMP_TABLES_IN_TEXT_SECTION): Define.
21938 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
21941 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
21942 count argument with 0x10, not with 0x16.
21943 (expand_setmem_epilogue): Ditto.
21945 2007-02-24 Mike Stump <mrs@apple.com>
21947 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
21950 2007-02-24 Richard Guenther <rguenther@suse.de>
21952 PR middle-end/30951
21953 * fold-const.c (fold_binary): Fold x +- CST op x for
21954 EQ_EXPR and NE_EXPR.
21956 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21958 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
21960 2007-02-24 Jan Hubicka <jh@suse.cz>
21962 * cgraphunit.c (decide_is_function_needed): Honor
21963 -fkeep-inline-functions.
21965 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21967 * builtins.c (fold_builtin_modf): New.
21968 (fold_builtin_2): Use it.
21970 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
21972 * loop-iv.c (implies_p): Detect additional cases where A implies B.
21973 (determine_max_iter): Take additional LOOP arg; all callers changed.
21974 Lose broken logic dealing with PLUS. Try to limit the upper bound by
21975 one using simplifications.
21976 (simplify_using_initial_values): Return if the expression becomes
21977 invalid due to altered regs.
21979 2007-02-23 DJ Delorie <dj@redhat.com>
21981 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
21983 2007-02-23 Mike Stump <mrs@apple.com>
21985 * tlink.c (scan_linker_output): Parse linker messages from
21986 darwin9's linker better.
21988 2007-02-23 Steve Ellcey <sje@cup.hp.com>
21991 * varpool.c (varpool_assemble_pending_decls): Set
21992 varpool_last_needed_node to null.
21994 2007-02-23 DJ Delorie <dj@redhat.com>
21996 * config/i386/i386.c (ix86_data_alignment): Don't specify an
21997 alignment bigger than the object file can handle.
21999 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
22002 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
22003 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
22004 (*movsf_1): Penalize MMX moves.
22006 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
22008 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
22009 2^32-1 or more times unless flag_unsafe_loop_optimizations.
22011 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
22013 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22015 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
22016 (fold_builtin_1): Use them.
22017 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
22018 BUILT_IN_SIGNIFICAND.
22020 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
22022 * config/i386/i386.c (bdesc_1arg): Initialize
22023 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
22024 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
22025 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
22026 and IX86_BUILTIN_MOVSLDUP.
22028 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
22030 PR rtl-optimization/30841
22031 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
22033 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22035 * builtins.c (fold_builtin_frexp): New.
22036 (fold_builtin_2): Use it.
22038 2007-02-22 Mark Mitchell <mark@codesourcery.com>
22040 * doc/invoke.texi (Spec Files): Document getenv spec function.
22042 * gcc.c (getenv_spec_function): New function.
22043 (static_spec_functions): Add it.
22044 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
22045 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
22048 2007-02-22 Michael Matz <matz@suse.de
22051 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
22052 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
22054 2007-02-22 Ian Lance Taylor <iant@google.com>
22057 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
22058 (mem_loc_descriptor): Call it.
22060 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
22061 Ira Rosen <irar@il.ibm.com>
22063 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
22065 2007-02-22 Ira Rosen <irar@il.ibm.com>
22067 PR tree-optimization/30843
22068 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
22069 stores only after all the group is vectorized.
22071 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
22073 PR tree-optimization/30858
22074 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
22075 in the reduction cycle have a single use in the loop.
22076 * tree-vectorizer.h (relevant): Add documentation.
22078 2007-02-20 Mike Stump <mrs@apple.com>
22080 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
22081 * configure: Regenerate.
22083 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
22085 Change the defaults of some parameters and options.
22086 * config/spu/spu-protos.h (spu_optimization_options): Declare.
22087 * config/spu/spu.c (spu_optimization_options): Add.
22088 (spu_override_options): Change params in spu_optimization_options.
22089 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
22091 Register 127 is only 16 byte aligned when used as a frame pointer.
22092 * config/spu/spu-protos.h (spu_init_expanders): Declare.
22093 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
22094 HARD_FRAME_POINTER_REGNUM.
22095 (spu_legitimate_address): Use regno_aligned_for_reload.
22096 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
22097 aligned when frame_pointer_needed is true.
22098 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
22100 * config/spu/spu.h (INIT_EXPANDERS): Define.
22102 Make sure shift and rotate instructions have valid immediate operands.
22103 * config/spu/predicates.md (spu_shift_operand): Remove.
22104 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
22105 * config/spu/constraints.md (W, O): Extend range.
22106 * config/spu/spu.md (umask, nmask): Define.
22107 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
22108 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
22109 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
22110 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
22111 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
22112 (lshr<mode>3_reg): Fix rtl description.
22114 Make sure mulhisi immediate operands are valid.
22115 * config/spu/predicates.md (imm_K_operand): Add.
22116 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
22118 Generate constants using fsmbi and andi.
22119 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
22120 (print_operand, spu_split_immediate, classify_immediate,
22121 fsmbi_const_p): Handle IC_FSMBI2.
22123 Correctly handle a CONST_VECTOR containing symbols.
22124 * config/spu/spu.c (print_operand): Handle HIGH correctly.
22125 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
22126 (immediate_load_p): Allow symbols that use 2 instructions to create.
22127 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
22128 with symbols when flag_pic is set.
22129 (const_vector_immediate_p): New.
22130 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
22131 accept a CONST_VECTOR with symbols.
22132 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
22133 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
22135 * config/spu/spu.md (high, low): Delete.
22136 (low_<mode>): Define.
22138 Remove INTRmode and INTR_REGNUM, which didn't work.
22139 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
22141 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
22142 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
22143 peephole2 pattern): Don't use INTR or 131.
22144 (movintrcc): Delete.
22145 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
22146 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
22147 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
22148 (UNSPEC_SET_INTR): Add.
22149 * config/spu/spu-modes.def (INTR): Remove.
22151 More accurate warnings about run-time relocations.
22152 * config/spu/spu.c (reloc_diagnostic): Test in_section.
22154 Correctly warn about immediate arguments to specific intrinsics.
22155 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
22156 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
22157 the instruction predicate.
22159 Fix tree check errors with latest update.
22160 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
22162 (spu_expand_builtin): Use CALL_EXPR_FN.
22164 Add missing specific intrinsics.
22165 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
22167 * config/spu/spu_internals.h: Ditto.
22169 Fix incorrect operand modifiers.
22170 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
22171 * config/spu/spu.md (xor<mode>3): Change %S to %J.
22173 Optimize one case of zero_extend of a vec_select.
22174 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
22176 Accept any immediate for hbr.
22177 * config/spu/spu.md (hbr): Change s constraints to i.
22179 2007-02-21 Paul Brook <paul@codesourcery.com>
22181 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
22182 condexec_count when skipping USE and CLOBBER.
22184 2007-02-21 Nick Clifton <nickc@redhat.com>
22186 * common.opt (Warray-bounds): Add Warning attribute.
22187 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
22189 (fsized-zeroes): Add Optimization attribute.
22190 (fsplit-wide-types, ftree-scev-cprop): Likewise.
22191 * c.opt (Wc++0x-compat): Add Warning attribute.
22193 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
22195 PR middle-end/30761
22196 * reload1.c (eliminate_regs_in_insn): In the single_set special
22197 case, attempt to re-recognize the insn before falling back to
22198 having reload fix it up.
22200 2007-02-20 Eric Christopher <echristo@gmail.com>
22202 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
22203 Rewrite accordingly.
22204 (frv_read_iacc_argument): Ditto.
22205 (frv_expand_set_builtin): Take a call instead of arglist, update for
22207 (frv_expand_unop_builtin): Ditto.
22208 (frv_expand_binop_builtin): Ditto.
22209 (frv_expand_cut_builtin): Ditto.
22210 (frv_expand_binopimm_builtin): Ditto.
22211 (frv_expand_voidbinop_builtin): Ditto.
22212 (frv_expand_int_void2arg): Ditto.
22213 (frv_expand_prefetches): Ditto.
22214 (frv_expand_voidtriop_builtin): Ditto.
22215 (frv_expand_voidaccop_builtin): Ditto.
22216 (frv_expand_load_builtin): Ditto.
22217 (frv_expand_store_builtin): Ditto.
22218 (frv_expand_mdpackh_builtin): Ditto.
22219 (frv_expand_mclracc_builtin): Ditto.
22220 (frv_expand_mrdacc_builtin): Ditto.
22221 (frv_expand_mwtacc_builtin): Ditto.
22222 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
22225 2007-02-20 Janis Johnson <janis187@us.ibm.com>
22227 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
22228 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
22230 (HAVE_GAS_DFP): Check for assembler support of decimal floating
22231 point instructions.
22232 * configure: Regenerate.
22233 * config.in: Regenerate.
22234 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
22235 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
22236 masks to power6 and power6x and to POWERPC_MASKS.
22237 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
22239 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
22240 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
22241 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
22242 Access PROTOTYPE as variable, not mask.
22244 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
22246 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
22247 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
22248 * combine.c (adjust_for_new_dest): Use it.
22249 * postreload.c (reload_combine): Likewise.
22251 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
22253 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
22254 notes on an insn with multiple sets, even if single_set returns
22255 non-NULL for that insn.
22257 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22259 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
22260 scalbn and scalbln.
22262 2007-02-20 Geoffrey Keating <geoffk@apple.com>
22264 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
22265 if user didn't pass it.
22266 * config/i386/darwin.h (CC1_SPEC): Likewise.
22267 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
22268 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
22269 -mmacosx-version-min.
22271 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22272 Uros Bizjak <ubizjak@gmail.com>
22274 * optabs.h (enum optab_index): Add new OTI_scalb.
22275 (scalb_optab): Define corresponding macro.
22276 * optabs.c (init_optabs): Initialize scalb_optab.
22277 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
22279 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
22280 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
22281 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
22282 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
22283 flag_unsafe_math_optimizations is set.
22285 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
22286 to implement scalbf, scalb and scalbl built-ins as inline x87
22289 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22290 DJ Delorie <dj@redhat.com>
22293 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
22294 (diagnostic_report_diagnostic): ... here, and turn them into real
22295 errors. If warnings are inhibited, no need to do anything.
22297 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
22299 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
22300 better code generation.
22302 2007-02-20 Ben Elliston <bje@au.ibm.com>
22304 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
22306 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
22308 * config/alpha/alpha.c, config/alpha/alpha.md,
22309 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
22310 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
22311 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
22312 config/arm/lib1funcs.asm: Follow spelling conventions.
22314 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
22315 config/fr30/fr30.md, config/i386/i386.h,
22316 config/iq2000/iq2000.h, config/iq2000/predicates.md,
22317 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
22318 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
22319 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
22320 config/rs6000/altivec.md, config/rs6000/rs6000.c,
22321 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
22322 config/sparc/sparc.c, config/sparc/sparc.h,
22323 config/sparc/sparc.md, config/spu/constraints.md,
22324 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
22327 2007-02-20 Alan Modra <amodra@bigpond.net.au>
22330 * varasm.c (use_blocks_for_decl_p): Return false for decls with
22333 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
22335 * doc/invoke.texi (-ftree-lrs): Remove.
22337 2007-02-19 Diego Novillo <dnovillo@redhat.com>
22339 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
22342 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
22344 * config/ia64/ia64.c (ia64_expand_builtin): Use the
22345 new CALL_EXPR_FN macro for retrieving the function
22346 declaration of the input expression.
22348 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22350 * c.opt (Waddress): New.
22351 * common.opt (Walways-true): Delete.
22352 (Wstring-literal-comparison): Delete.
22353 * doc/invoke.texi (Warning Options): Delete -Walways-true and
22354 -Wstring-literal-comparison. Add -Waddress.
22356 (Walways-true): Delete.
22357 (Wstring-literal-comparison): Delete.
22358 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
22359 consistently instead of -Walways-true in example.
22360 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
22361 * c-typeck.c (parser_build_binary_op): Replace
22362 -Wstring-literal-comparison and -Walways-true with -Waddress.
22363 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
22366 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
22368 * tree-cfg.c (dump_function_to_file): Be prepared for functions
22369 without DECL_STRUCT_FUNCTION initialized.
22371 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
22373 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
22374 due to calls to functions taking pointers as parameters.
22376 2007-02-19 Richard Henderson <rth@redhat.com>
22379 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
22382 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
22384 * config/s390/s390.c (s390_call_saved_register_used,
22385 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
22386 accessed to the new scheme.
22388 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
22390 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
22391 (cris_print_index, cris_print_operand, cris_print_operand_address)
22392 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
22393 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
22394 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
22395 GET_CODE () == xxx.
22396 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
22397 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
22398 GO_IF_LEGITIMATE_ADDRESS): Ditto.
22399 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
22400 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
22401 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
22402 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
22403 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
22404 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
22405 (uminsi3, call, call_value): Ditto.
22406 (define_split: indir_to_reg_split, unnamed): Ditto.
22408 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
22410 PR tree-optimization/30975
22411 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
22414 2007-02-18 Eric Christopher <echristo@gmail.com>
22416 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
22417 Remove use of arglist.
22418 (mips_expand_builtin): Remove use of arglist, pass in expr.
22419 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
22420 (mips_expand_builtin_movtf): Ditto.
22421 (mips_expand_builtin_compare): Ditto.
22423 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
22425 * tree-sra.c (sra_build_assignment): Replace assertion
22426 checking with a comment explaining why it can't be done.
22428 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
22430 PR middle-end/30833
22431 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
22432 during CALL_EXPR representation conversion.
22433 * tree-ssa-propagate.c (set_rhs): Likewise.
22435 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
22437 * tree-sra.c (sra_build_assignment): Disable assertion checking
22440 2007-02-18 Roger Sayle <roger@eyesopen.com>
22442 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
22443 instead of calling build2 with a GIMPLE_MODIFY_STMT.
22444 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
22446 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
22447 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
22448 gimplify_init_ctor_eval_range, gimple_push_cleanup,
22449 gimplify_omp_for, gimplify_omp_atomic_pipeline,
22450 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
22451 force_gimple_operand): Likewise.
22452 * ipa-cp.c (constant_val_insert): Likewise.
22453 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
22454 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
22455 perfect_nestify): Likewise.
22456 * langhooks.c (lhd_omp_assignment): Likewise.
22457 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
22458 lower_copyprivate_clauses, lower_send_clauses,
22459 lower_send_shared_vars, expand_parallel_call,
22460 expand_omp_for_generic, expand_omp_for_static_nochunk,
22461 expand_omp_for_static_chunk, expand_omp_sections,
22462 lower_omp_single_copy, lower_omp_for_lastprivate,
22463 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
22464 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
22465 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
22468 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
22470 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
22471 config/sh/sh.md: Follow spelling conventions.
22473 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
22474 config/frv/predicates.md: Follow spelling conventions.
22476 * config/m68k/linux-unwind.h: Fix a comment typo.
22477 * target.h: Follow spelling conventions.
22479 2007-02-18 Roger Sayle <roger@eyesopen.com>
22481 PR rtl-optimization/28173
22482 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
22483 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
22484 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
22485 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
22486 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
22488 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22490 * builtins.c (fold_builtin_load_exponent): New.
22491 (fold_builtin_2): Use it.
22493 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
22495 PR rtl-optimization/30773
22496 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
22497 if we fail to attach a REG_EQUIV note.
22499 2007-02-18 David Edelsohn <edelsohn@gnu.org>
22500 Roger Sayle <roger@eyesopen.com>
22502 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
22504 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
22506 * calls.c (initialize_argument_information): Pass original EXP
22507 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
22508 code to split complex arguments here, as part of initializing the
22510 (expand_call): Remove code that builds a list of arguments and
22511 inserts implicit arguments into it. Instead, just count how many
22512 implicit arguments there will be so we can determine the size of
22513 the ARGS array, and let initialize_argument_information do the work.
22514 (split_complex_values): Delete unused function.
22516 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
22518 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
22520 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
22522 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
22523 for arg pointer based indexed addressing.
22525 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
22527 * config/ia64/ia64.h, config/ia64/ia64.md,
22528 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
22529 spelling conventions.
22531 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
22533 * config/m68k/m68k.c (split_di): New.
22534 * config/m68k/m68k-protos.h: Declare split_di.
22535 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
22536 Improve predicate handling and split constant shifts.
22538 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
22540 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
22541 parameter for register bitfield operations, general predicates
22544 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
22546 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
22547 * config/m68k/linux-unwind.h: New file.
22549 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
22551 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
22552 config/i386/athlon.md, config/ia64/ia64.md,
22553 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
22554 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
22555 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
22556 tree-ssa-loop-niter.c, tree-vect-analyze.c,
22557 tree-vect-transform.c: Fix comment typos.
22559 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
22561 * sched-deps.c (find_insn_list): Remove.
22562 * sched-int.h: Remove the prototype for find_insn_list.
22564 2007-02-16 Geoffrey Keating <geoffk@apple.com>
22566 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
22568 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
22569 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
22570 darwin_rs6000_override_options.
22571 (C_COMMON_OVERRIDE_OPTIONS): Expect
22572 darwin_macosx_version_min to be non-NULL always.
22573 (TARGET_C99_FUNCTIONS): Likewise.
22574 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
22575 (DARWIN_MINVERSION_SPEC): New.
22576 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
22577 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
22579 (DARWIN_MINVERSION_SPEC): New.
22580 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
22582 * config/darwin-c.c (darwin_cpp_builtins): Expect
22583 darwin_macosx_version_min to be non-NULL always.
22585 * config/rs6000/rs6000.c: Clean up trailing whitespace.
22587 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
22589 * config/i386/i386.h (x86_use_xchgb): New.
22590 (TARGET_USE_XCHGB): New macro.
22591 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
22592 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
22593 Split after reload into bswaphi for shifts of 8.
22594 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
22595 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
22596 or when optimizing for size.
22598 2007-02-16 Richard Guenther <rguenther@suse.de>
22599 Christian Bruel <christian.bruel@st.com>
22601 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
22602 DECLs but prefer SSA_NAMEs over DECLs.
22604 2007-02-16 Richard Guenther <rguenther@suse.de>
22606 * tree-flow-inline.h (single_imm_use_p): Remove.
22607 (zero_imm_uses_p): Likewise.
22608 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
22609 instead of single_imm_use_p.
22610 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
22613 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22616 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
22617 nested double- and backquotes.
22619 2007-02-15 Roger Sayle <roger@eyesopen.com>
22621 PR middle-end/30391
22622 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
22623 should be unreachable.
22624 (build2_stat): Allow construction of MODIFY_EXPR at any time.
22625 For the time being redirect GIMPLE_MODIFY_STMT to the new
22626 (renamed) build_gimple_modify_stmt_stat.
22627 (build2_gimple_stat): Rename to...
22628 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
22629 Always build a GIMPLE_MODIFY_STMT node.
22630 * tree.h (build2_gimple, build2_gimple_stat): Delete.
22631 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
22634 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
22635 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
22636 * tree-complex.c (set_component_ssa_name, expand_complex_move,
22637 expand_complex_div_wide): Likewise.
22638 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
22639 * tree-ssa-loop-im.c (schedule_sm): Likewise.
22640 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
22641 * tree-ssa-loop-manip.c (create_iv): Likewise.
22642 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
22643 abs_replacement): Likewise.
22644 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
22645 realify_fake_stores): Likewise.
22647 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
22648 node rather than a GIMPLE_MODIFY_STMT node.
22649 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
22650 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
22652 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
22653 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
22654 GIMPLE_MODIFY_STMT.
22656 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
22658 PR middle-end/30433
22659 * fold-const.c (fold_comparison): Add back the
22660 folding of constant complex comparisions.
22662 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
22664 PR middle-end/30729
22665 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
22666 effects unknown to this function, return early.
22668 2007-02-15 Ian Lance Taylor <iant@google.com>
22670 * lower-subreg.c (move_eh_region_note): New static function.
22671 (resolve_simple_move): Call it.
22672 (decompose_multiword_subregs): Track blocks for which we resolve a
22673 simple move which is also a control flow insn. Pass them to
22674 find_many_sub_basic_blocks.
22675 (pass_lower_subreg): Add TODO_verify_flow.
22676 (pass_lower_subreg2): Likewise.
22678 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
22679 Brooks Moses <brooks.moses@codesourcery.com>
22680 Lee Millward <lee.millward@codesourcery.com>
22682 * tree.h (enum tree_code_class): Add tcc_vl_exp.
22683 (VL_EXP_CLASS_P): New.
22684 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
22686 (TREE_OPERAND_CHECK_CODE): Likewise.
22687 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
22688 (TREE_RTL_OPERAND_CHECK): Likewise.
22689 (tree_operand_check_failed): Make second parameter the whole tree
22690 instead of its code. Fixed callers.
22691 (VL_EXP_CHECK): New.
22692 (TREE_OPERAND_LENGTH): New.
22693 (VL_EXP_OPERAND_LENGTH): New.
22694 (CALL_EXPR_FN): New.
22695 (CALL_EXPR_STATIC_CHAIN): New.
22696 (CALL_EXPR_ARGS): New.
22697 (CALL_EXPR_ARG): New.
22698 (call_expr_nargs): New.
22699 (CALL_EXPR_ARGP): New.
22700 (build_nt_call_list): Declare.
22701 (build_vl_exp_stat): Declare.
22702 (build_vl_exp): New.
22703 (build_call_list): Declare.
22704 (build_call_nary): Declare.
22705 (build_call_valist): Declare.
22706 (build_call_array): Declare.
22707 (call_expr_arg): Declare.
22708 (call_expr_argp): Declare.
22709 (call_expr_arglist): Declare.
22710 (fold_build_call_list): Declare.
22711 (fold_build_call_list_initializer): Declare.
22712 (fold_call_expr): Declare to replace fold_builtin.
22713 (fold_builtin_fputs): Update to agree with modified definition.
22714 (fold_builtin_strcpy): Likewise.
22715 (fold_builtin_strncpy): Likewise.
22716 (fold_builtin_memory_chk): Likewise.
22717 (fold_builtin_stxcpy_chk): Likewise.
22718 (fold_builtin_strncpy_chk): Likewise.
22719 (fold_builtin_next_arg): Likewise.
22720 (fold_build_call_expr): Declare.
22721 (fold_builtin_call_list): Declare.
22722 (fold_builtin_call_valist): Declare.
22723 (build_call_expr): Declare.
22724 (validate_arglist): Update to agree with modified definition.
22725 (tree_operand_length): New.
22726 (call_expr_arg_iterator): New.
22727 (init_call_expr_arg_iterator): New.
22728 (next_call_expr_arg): New.
22729 (first_call_expr_arg): New.
22730 (more_call_expr_args_p): New.
22731 (FOR_EACH_CALL_EXPR_ARG): New.
22733 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
22734 and tcc_gimple_stmt.
22735 (tree_code_size): Update documentation. Use sizeof (tree) rather
22736 than sizeof (char *).
22737 (tree_size): Likewise. Add case for tcc_vl_exp.
22738 (tree_node_structure): Add case for tcc_vl_exp.
22739 (contains_placeholder_p): Likewise.
22740 (substitute_in_expr): Likewise.
22741 (substitute_placeholder_in_expr): Likewise.
22742 (stabilize_reference_1): Likewise.
22743 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
22744 to diagnose breakage of this interface for constructing CALL_EXPRs.
22745 (build_nt): Add similar assertion here.
22746 (build_nt_call_list): New.
22747 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
22748 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
22750 (get_callee_fndecl): Use new CALL_EXPR accessors.
22751 (tree_operand_check_failed): Change parameters to pass entire node
22752 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
22753 (process_call_operands): New.
22754 (build_vl_exp_stat): New.
22755 (build_call_list): New.
22756 (build_call_nary): New.
22757 (build_call_valist): New.
22758 (build_call_array): New.
22759 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
22760 (call_expr_arglist): New.
22762 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
22763 tcc_vl_exp instead of a fixed-size tcc_expression.
22765 * doc/c-tree.texi (CALL_EXPR): Document new representation and
22766 accessors for CALL_EXPRs.
22767 (AGGR_INIT_EXPR): Likewise.
22769 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
22770 Brooks Moses <brooks.moses@codesourcery.com>
22771 Lee Millward <lee.millward@codesourcery.com>
22773 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
22774 (expand_builtin_nonlocal_goto): Change parameter to be entire
22775 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
22776 (expand_builtin_prefetch): Likewise.
22777 (expand_builtin_classify_type): Likewise.
22778 (mathfn_built_in): Return NULL_TREE instead of 0.
22779 (expand_errno_check): Use new CALL_EXPR accessors.
22780 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
22781 Return NULL_RTX instead of 0.
22782 (expand_builtin_mathfn_2): Likewise.
22783 (expand_builtin_mathfn_3): Likewise.
22784 (expand_builtin_interclass_mathfn): Likewise.
22785 (expand_builtin_sincos): Likewise.
22786 (expand_builtin_cexpi): Likewise.
22787 (expand_builtin_int_roundingfn): Likewise.
22788 (expand_builtin_int_roundingfn_2): Likewise.
22789 (expand_builtin_pow): Likewise.
22790 (expand_builtin_powi): Likewise.
22791 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
22792 of arglist, fixing callers appropriately. Use new CALL_EXPR
22793 accessors and constructors. Return NULL_RTX instead of 0.
22794 (expand_builtin_strstr): Likewise.
22795 (expand_builtin_strchr): Likewise.
22796 (expand_builtin_strrchr): Likewise.
22797 (expand_builtin_strpbrk): Likewise.
22798 (expand_builtin_memcpy): Likewise.
22799 (expand_builtin_mempcpy): Likewise.
22800 (expand_builtin_mempcpy_args): New.
22801 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
22802 (expand_builtin_memmove_args): New.
22803 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
22804 (expand_movstr): Likewise.
22805 (expand_builtin_strcpy): Likewise.
22806 (expand_builtin_strcpy_args): New.
22807 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
22808 (expand_builtin_strncpy): Likewise.
22809 (expand_builtin_memset): Likewise.
22810 (expand_builtin_memset_args): New.
22811 (expand_builtin_bzero): Similarly to expand_builtin_memset.
22812 (expand_builtin_memcmp): Likewise.
22813 (expand_builtin_strcmp): Likewise.
22814 (expand_builtin_strncmp): Likewise.
22815 (expand_builtin_strcat): Likewise.
22816 (expand_builtin_strncat): Likewise.
22817 (expand_builtin_strspn): Likewise.
22818 (expand_builtin_strcspn): Likewise.
22819 (expand_builtin_args_info): Likewise.
22820 (expand_builtin_va_start): Likewise.
22821 (gimplify_va_arg_expr): Likewise.
22822 (expand_builtin_va_end): Likewise.
22823 (expand_builtin_va_copy): Likewise.
22824 (expand_builtin_frame_address): Likewise.
22825 (expand_builtin_alloca): Likewise.
22826 (expand_builtin_bswap): Likewise.
22827 (expand_builtin_unop): Likewise.
22828 (expand_builtin_fputs): Likewise.
22829 (expand_builtin_expect): Likewise.
22830 (expand_builtin_fabs): Likewise.
22831 (expand_builtin_copysign): Likewise.
22832 (expand_builtin_printf): Likewise.
22833 (expand_builtin_fprintf): Likewise.
22834 (expand_builtin_sprintf): Likewise.
22835 (expand_builtin_init_trampoline): Likewise.
22836 (expand_builtin_signbit): Likewise.
22837 (expand_builtin_fork_or_exec): Likewise.
22838 (expand_builtin_sync_operation): Likewise.
22839 (expand_builtin_compare_and_swap): Likewise.
22840 (expand_builtin_lock_test_and_set): Likewise.
22841 (expand_builtin_lock_release): Likewise.
22842 (expand_builtin): Likewise.
22843 (builtin_mathfn_code): Likewise.
22845 (fold_builtin_constant_p): Pass call arguments individually instead
22846 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
22847 accessors and constructors. Return NULL_TREE instead of 0.
22848 (fold_builtin_expect): Likewise.
22849 (fold_builtin_classify_type): Likewise.
22850 (fold_builtin_strlen): Likewise.
22851 (fold_builtin_nan): Likewise.
22852 (integer_valued_real_p): Likewise.
22853 (fold_trunc_transparent_mathfn): Likewise.
22854 (fold_fixed_mathfn): Likewise.
22855 (fold_builtin_cabs): Likewise.
22856 (fold_builtin_sqrt): Likewise.
22857 (fold_builtin_cbrt): Likewise.
22858 (fold_builtin_cos): Likewise.
22859 (fold_builtin_cosh): Likewise.
22860 (fold_builtin_tan): Likewise.
22861 (fold_builtin_sincos): Likewise.
22862 (fold_builtin_cexp): Likewise.
22863 (fold_builtin_trunc): Likewise.
22864 (fold_builtin_floor): Likewise.
22865 (fold_builtin_ceil): Likewise.
22866 (fold_builtin_round): Likewise.
22867 (fold_builtin_int_roundingfn): Likewise.
22868 (fold_builtin_bitop): Likewise.
22869 (fold_builtin_bswap): Likewise.
22870 (fold_builtin_logarithm): Likewise.
22871 (fold_builtin_hypot): Likewise.
22872 (fold_builtin_pow): Likewise.
22873 (fold_builtin_powi): Likewise.
22874 (fold_builtin_exponent): Likewise.
22875 (fold_builtin_memset): Likewise.
22876 (fold_builtin_bzero): Likewise.
22877 (fold_builtin_memory_op): Likewise.
22878 (fold_builtin_bcopy): Deleted; call site changed to invoke
22879 fold_builtin_memory_op directly.
22880 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
22881 (fold_builtin_strncpy): Likewise.
22882 (fold_builtin_memcmp): Likewise.
22883 (fold_builtin_strcmp): Likewise.
22884 (fold_builtin_strncmp): Likewise.
22885 (fold_builtin_signbit): Likewise.
22886 (fold_builtin_copysign): Likewise.
22887 (fold_builtin_isascii): Likewise.
22888 (fold_builtin_toascii): Likewise.
22889 (fold_builtin_isdigit): Likewise.
22890 (fold_builtin_fabs): Likewise.
22891 (fold_builtin_abs): Likewise.
22892 (fold_builtin_fmin_fmax): Likewise.
22893 (fold_builtin_carg): Likewise.
22894 (fold_builtin_classify): Likewise.
22895 (fold_builtin_unordered_cmp): Likewise.
22897 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
22898 New functions split out from fold_builtin_1.
22899 (fold_builtin_n): New.
22900 (fold_builtin_varargs): New.
22901 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
22903 (fold_call_expr): New.
22904 (build_function_call_expr): Rewrite to use new helper function.
22905 (fold_builtin_call_list): New.
22906 (build_call_expr): New.
22907 (fold_builtin_call_valist): New.
22908 (rewrite_call_expr): New.
22909 (validate_arg): New.
22910 (validate_arglist): Change parameter to be entire CALL_EXPR instead
22911 of an arglist. Change return type to bool. Use new CALL_EXPR
22914 (fold_builtin_strstr): Pass call arguments individually instead
22915 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
22916 accessors and constructors. Return NULL_TREE instead of 0.
22917 (fold_builtin_strchr): Likewise.
22918 (fold_builtin_strrchr): Likewise.
22919 (fold_builtin_strpbrk): Likewise.
22920 (fold_builtin_strcat): Likewise.
22921 (fold_builtin_strncat): Likewise.
22922 (fold_builtin_strspn): Likewise.
22923 (fold_builtin_strcspn): Likewise.
22924 (fold_builtin_fputs): Likewise.
22925 (fold_builtin_next_arg): Likewise.
22926 (fold_builtin_sprintf): Likewise.
22928 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
22929 NULL_RTX instead of 0.
22930 (expand_builtin_memory_chk): Likewise.
22931 (maybe_emit_chk_warning): Likewise.
22932 (maybe_emit_sprintf_chk_warning): Likewise.
22934 (fold_builtin_object_size): Pass call arguments individually instead
22935 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
22936 accessors and constructors. Return NULL_TREE instead of 0.
22937 (fold_builtin_memory_chk): Likewise.
22938 (fold_builtin_stxcpy_chk): Likewise.
22939 (fold_builtin_strncpy_chk): Likewise.
22940 (fold_builtin_strcat_chk): Likewise.
22941 (fold_builtin_strcat_chk): Likewise.
22942 (fold_builtin_strncat_chk): Likewise.
22943 (fold_builtin_sprintf_chk): Likewise.
22944 (fold_builtin_snprintf_chk): Likewise.
22945 (fold_builtin_printf): Likewise.
22946 (fold_builtin_vprintf): Likewise.
22948 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
22950 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
22951 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
22952 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
22953 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
22954 (fold_unary): Likewise.
22955 (fold_binary): Likewise.
22956 (fold_ternary): Remove CALL_EXPR case, since they are no longer
22957 ternary expressions.
22958 (fold): Add logic for tcc_vl_exp.
22959 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
22960 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
22961 (fold_build3_stat): Add assertion to flag broken interface for
22962 constructing CALL_EXPRs.
22963 (fold_build_call_list): New.
22964 (fold_build_call_list_initializer): New.
22965 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
22967 (fold_strip_sign_ops): Likewise.
22969 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
22970 Brooks Moses <brooks.moses@codesourcery.com>
22971 Lee Millward <lee.millward@codesourcery.com>
22973 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
22974 accessors and dump arguments explicitly.
22976 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
22978 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
22980 (print_call_name): Use new CALL_EXPR accessors.
22982 * print-tree.c (print_node): Add case tcc_vl_exp. Print
22983 CALL_EXPR arguments explicitly instead of as a list. Use
22984 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
22986 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
22987 (vrp_visit_stmt): Likewise.
22989 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
22990 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
22992 (force_move_till_expr): Likewise.
22994 * targhooks.c (default_external_stack_protect_fail): Use
22995 build_call_expr instead of build_function_call_expr.
22996 (default_hidden_stack_protect_fail): Likewise.
22998 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
23001 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
23002 and walk arguments explicitly.
23004 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
23005 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23006 (expand_simple_operations): Likewise.
23007 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
23009 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
23010 of TREE_CODE_LENGTH.
23011 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
23013 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
23014 instead of TREE_CODE_LENGTH.
23016 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
23017 (tree_ic_transform): Likewise.
23018 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
23019 parameter instead of arglist. Fix callers.
23020 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
23021 (tree_stringops_transform): Likewise.
23022 (tree_indirect_call_to_profile): Likewise.
23023 (tree_stringops_values_to_profile): Likewise.
23025 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
23026 (eliminate_tail_call): Likewise.
23028 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
23030 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
23031 Use TREE_OPERAND_LENGTH and generalize to handle any number of
23033 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
23035 * omp-low.c (build_omp_barrier): Use build_call_expr.
23036 (lower_rec_input_clauses): Likewise.
23037 (lower_reduction_clauses): Likewise.
23038 (expand_parallel_call): Likewise.
23039 (maybe_catch_exception): Likewise.
23040 (expand_omp_for_generic): Likewise.
23041 (expand_omp_for_static_nochunk): Likewise.
23042 (expand_omp_sections): Likewise.
23043 (lower_omp_single_simple): Likewise.
23044 (lower_omp_single_copy): Likewise.
23045 (lower_omp_master): Likewise.
23046 (lower_omp_ordered): Likewise.
23047 (lower_omp_critical): Likewise.
23049 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
23050 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
23052 * tree-gimple.c (is_gimple_call_addr): Fix doc.
23053 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
23054 TREE_CODE_LENGTH. Add tcc_vl_exp case.
23056 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
23057 and generalize to handle any number of operands.
23058 (chrec_contains_undetermined): Likewise.
23059 (tree_contains_chrecs): Likewise.
23060 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
23062 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
23064 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
23065 fold_call_expr instead of fold_builtin.
23066 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
23067 match declarations there.
23068 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
23071 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
23072 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23074 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
23075 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
23077 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
23080 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
23081 (execute_cse_sincos): Use new CALL_EXPR accessors.
23083 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
23085 * gimple-low.c (lower_function_body): Use build_call_expr.
23086 (lower_builtin_setjmp): Likewise.
23088 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
23089 (set_storage_via_libcall): Likewise.
23090 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
23091 instead of TREE_CODE_LENGTH.
23092 (expand_expr_real_1): Use new CALL_EXPR accessors.
23094 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
23095 generalize to handle any number of operands.
23096 (TB_parent_eq): Likewise.
23098 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
23099 (strip_builtin_expect): Likewise.
23101 * function.c (gimplify_parameters): Use build_call_expr.
23103 * tree-vectorizer.c (vect_is_simple_reduction): Use
23104 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23106 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
23107 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
23109 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
23112 * gimplify.c (build_stack_save_restore): Use build_call_expr.
23113 (gimplify_decl_expr): Likewise.
23114 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
23115 Use new CALL_EXPR iterators.
23116 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
23117 (gimplify_modify_expr_to_memset): Likewise.
23118 (gimplify_variable_sized_compare): Likewise.
23119 (gimplify_omp_atomic_fetch_op): Likewise.
23120 (gimplify_omp_atomic_pipeline): Likewise.
23121 (gimplify_omp_atomic_mutex): Likewise.
23122 (gimplify_function_tree): Likewise.
23124 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
23125 (call_expr_flags): Likewise.
23126 (expand_call): Likewise.
23128 * except.c (expand_builtin_eh_return_data_regno): Pass entire
23129 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
23132 * coverage.c (create_coverage): Use build_call_expr.
23134 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
23135 (temp_call_expr_obstack): New.
23136 (pool_copy_list): Delete.
23137 (temp_copy_call_expr): New.
23138 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
23139 CALL_EXPR accessors. Get rid of special goo for copying argument
23140 lists and use temp_copy_call_expr instead.
23141 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
23142 CALL_EXPR accessors.
23143 (create_expression_by_pieces): Likewise. Use build_call_array
23144 to construct the result instead of fold_build3.
23145 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
23146 dealing with argument lists.
23147 (init_pre): Remove references to expression_node_pool and
23148 list_node_pool. Init temp_call_expr_obstack instead.
23149 (fini_pre): Remove references to expression_node_pool and
23152 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
23153 and walk arguments explicitly instead of as a list.
23155 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
23156 (mx_register_decls): Likewise.
23157 (mudflap_register_call): Likewise.
23158 (mudflap_finish_file): Likewise.
23160 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
23161 (ipa_callsite_compute_param): Likewise.
23163 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
23164 accessors and constructor.
23166 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
23167 accessors and constructor.
23168 (convert_tramp_reference): Likewise.
23169 (convert_call_expr): Likewise.
23170 (finalize_nesting_tree_1): Likewise.
23172 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
23175 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
23177 * tree-inline.c (initialize_inlined_parameters): Pass entire
23178 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
23180 (estimate_num_insns_1): Use new CALL_EXPR accessors.
23181 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
23183 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
23184 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23185 (vectorizable_reduction): Likewise.
23186 (vectorizable_call): Use new CALL_EXPR iterators.
23187 (vectorizable_conversion): Use build_call_expr.
23188 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
23189 (vect_gen_widened_results_half): Use build_call_expr.
23190 (vect_setup_realignment): Likewise.
23191 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
23193 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
23194 (pass_through_call): Likewise.
23195 (compute_object_sizes): Likewise. Use fold_call_expr instead of
23198 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
23199 (tree_gen_pow2_profiler): Likewise.
23200 (tree_gen_one_value_profiler): Likewise.
23201 (tree_gen_ic_func_profiler): Likewise.
23202 (tree_gen_average_profiler): Likewise.
23203 (tree_gen_ior_profiler): Likewise.
23205 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
23206 (find_func_aliases): Use new CALL_EXPR accessors. Add case
23207 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23209 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
23210 of TREE_CODE_LENGTH.
23212 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
23213 of TREE_CODE_LENGTH.
23215 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
23217 (convert_to_integer): Likewise.
23219 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
23222 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23223 Brooks Moses <brooks.moses@codesourcery.com>
23224 Lee Millward <lee.millward@codesourcery.com>
23226 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
23228 * config/frv/frv.c (frv_expand_builtin): Likewise.
23229 * config/s390/s390.c (s390_expand_builtin): Likewise.
23231 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
23232 (sparc_expand_builtin): Use new CALL_EXPR accessors.
23234 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
23235 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
23236 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
23237 (ix86_expand_store_builtin): Likewise.
23238 (ix86_expand_unop_builtin): Likewise.
23239 (ix86_expand_unop1_builtin): Likewise.
23240 (ix86_expand_sse_compare): Likewise.
23241 (ix86_expand_sse_comi): Likewise.
23242 (ix86_expand_vec_init_builtin): Likewise.
23243 (ix86_expand_vec_ext_builtin): Likewise.
23244 (ix86_expand_vec_set_builtin): Likewise.
23245 (ix86_expand_builtin): Use new CALL_EXPR accessors.
23247 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
23248 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
23250 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
23251 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
23252 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
23254 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
23256 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
23257 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
23258 arglist. Use new CALL_EXPR accessors. Fix callers.
23259 (altivec_expand_abs_builtin): Likewise.
23260 (rs6000_expand_binop_builtin): Likewise.
23261 (altivec_expand_predicate_builtin): Likewise.
23262 (altivec_expand_lv_builtin): Likewise.
23263 (spe_expand_stv_builtin): Likewise.
23264 (altivec_expand_stv_builtin): Likewise.
23265 (rs6000_expand_ternop_builtin): Likewise.
23266 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
23267 (altivec_expand_st_builtin): Likewise.
23268 (altivec_expand_dst_builtin): Likewise.
23269 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
23270 arglist. Use new CALL_EXPR accessors. Fix callers.
23271 (altivec_expand_vec_set_builtin): Likewise.
23272 (altivec_expand_vec_ext_builtin): Likewise.
23273 (altivec_expand_builtin): Use new CALL_EXPR accessors.
23274 (spe_expand_builtin): Likewise.
23275 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
23276 arglist. Use new CALL_EXPR accessors. Fix callers.
23277 (spe_expand_evsel_builtin): Likewise.
23278 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
23279 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
23281 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
23282 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
23283 (arm_expand_unop_builtin): Likewise.
23284 (arm_expand_builtin): Use new CALL_EXPR accessors.
23286 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
23289 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
23290 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
23292 (bfin_expand_unop_builtin): Likewise.
23293 (bfin_expand_builtin): Use new CALL_EXPR accessors.
23295 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23296 Brooks Moses <brooks.moses@codesourcery.com>
23297 Lee Millward <lee.millward@codesourcery.com>
23299 * c-semantics.c (build_stmt): Add internal diagnostic check.
23301 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
23302 accessors. Print arguments explicitly instead of as a list.
23304 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
23306 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
23307 (c_finish_omp_flish): Likewise.
23309 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
23310 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
23311 instead of TREE_CODE_LENGTH.
23312 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
23313 (c_warn_unused_result): Likewise.
23315 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23318 * doc/invoke.texi (Warning Options): Remove
23319 -Werror-implicit-function-declaration.
23320 (Wimplicit-function-declaration): Update description.
23321 * opts.c (common_handle_option): Move handling of -Werror=* to...
23322 (enable_warning_as_error): ...here.
23323 * opts.h (enable_warning_as_error): Declare.
23324 * c-decl.c (implicit_decl_warning): Unless
23325 -Wno-implicit-function-declaration is given, emit a pedwarn if
23326 -std=c99 or emit a warning if -Wimplicit-function-declaration.
23327 * c.opt (Wimplicit-function-declaration): Replace
23328 mesg_implicit_function_declaration with
23329 warn_implicit_function_declaration.
23330 * c-opts.c (c_common_handle_option):
23331 -Werror-implicit-function-declaration is exactly equal as
23332 -Werror=implicit-function-declaration.
23333 (set_Wimplicit): Replace mesg_implicit_function_declaration with
23334 warn_implicit_function_declaration.
23335 (c_common_post_options): -Wimplict-function-declaration is enabled
23336 by default by -std=c99, otherwise is disabled by default.
23337 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
23339 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
23341 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
23342 DECL on the rhs to a DECL on the lhs for debug info purposes if the
23343 former is ignored but not the latter.
23345 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
23347 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
23348 is made and the reference doesn't use the alias set of its type,
23349 do not create the temporary using that type.
23351 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
23353 * jump.c: Remove prototypes for delete_computation and
23354 delete_prior_computation.
23356 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
23358 * jump.c (get_label_after): Delete.
23359 (get_label_before, delete_computation, delete_jump,
23360 delete_prior_computation, follow_jumps): Move...
23361 * reorg.c (delete_computation, delete_prior_computation): ... here...
23362 (get_label_before, delete_jump): ... making these static ...
23363 (follow_jumps): ... and simplifying this since it only runs after
23365 * rtl.h (get_label_after, get_label_before, delete_jump,
23366 follow_jumps): Delete prototypes.
23368 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
23370 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
23372 2007-02-15 Nick Clifton <nickc@redhat.com>
23374 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
23375 order to prevent it from being munged by the target.
23377 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
23379 * config/i386/i386.md: Remove misleading comment.
23381 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
23383 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
23384 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
23387 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
23389 * tree-sra.c (instantiate_missing_elements): Canonicalize
23391 (sra_build_assignment): New.
23392 (generate_copy_inout, generate_element_copy,
23393 generate_element_zero, generate_one_element_init): Use it.
23395 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
23397 * tree-sra.c (instantiate_missing_elements): Canonicalize
23399 (sra_build_assignment): New.
23400 (generate_copy_inout, generate_element_copy,
23401 generate_element_zero, generate_one_element_init): Use it.
23403 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
23405 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
23408 2007-02-14 Joseph Myers <joseph@codesourcery.com>
23410 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
23411 types as aggregates not scalars.
23412 * function.c (assign_stack_temp_for_type): Likewise.
23414 2007-02-14 Roger Sayle <roger@eyesopen.com>
23415 Zdenek Dvorak <dvorakz@suse.cz>
23417 * tree-dump.c (dump_switch_p_1): Require exact match of the option
23420 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
23422 * passes.c (next_pass_1): Clear the next field of the copied
23425 2007-02-14 Richard Henderson <rth@redhat.com>
23427 * tree-sra.c (early_sra): New.
23428 (decl_can_be_decomposed_p): Deny va_list if early_sra.
23429 (tree_sra_early, pass_sra_early): New.
23430 * tree-pass.h (pass_sra_early): Declare.
23431 * passes.c (init_optimization_passes): Use it.
23433 2007-02-14 Richard Guenther <rguenther@suse.de>
23435 * flags.h (issue_strict_overflow_warning): Convert to a macro.
23437 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
23439 PR tree-optimization/30771
23440 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
23442 (vect_analyze_operations): Induction phis can now be marked as
23444 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
23445 Update documentation accordingly.
23447 2007-02-14 Nick Clifton <nickc@redhat.com>
23449 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
23450 most 3 arguments are supported.
23451 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
23453 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
23455 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
23456 Ensure dst->current is valid.
23458 2007-02-13 Paul Brook <paul@codesourcery.com>
23460 * config.gcc: Add arm*-*-uclinux-*eabi.
23461 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
23462 (SUBTARGET_EXTRA_LINK_SPEC): Define.
23463 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
23464 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
23465 (LINK_SPEC): Define.
23466 (LIB_SPEC): Define.
23467 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
23469 * config/arm/uclinux-eabi.h: New file.
23470 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
23471 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
23474 2007-02-13 Ian Lance Taylor <iant@google.com>
23476 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
23477 * flags.h (warn_strict_overflow): Declare.
23478 (enum warn_strict_overflow_code): Define.
23479 (issue_strict_overflow_warning): New static inline function.
23480 * opts.c (warn_strict_overflow): New variable.
23481 (common_handle_option): Handle OPT_Wstrict_overflow and
23482 OPT_Wstrict_overflow_.
23483 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
23485 * fold-const.c: Include intl.h.
23486 (fold_deferring_overflow_warnings): New static variable.
23487 (fold_deferred_overflow_warning): New static variable.
23488 (fold_deferred_overflow_code): New static variable.
23489 (fold_defer_overflow_warnings): New function.
23490 (fold_undefer_overflow_warnings): New function.
23491 (fold_undefer_and_ignore_overflow_warnings): New function.
23492 (fold_deferring_overflow_warnings_p): New function.
23493 (fold_overflow_warning): New static function.
23494 (make_range): Add strict_overflow_p parameter. Change all
23496 (extract_muldiv, extract_muldiv_1): Likewise.
23497 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
23498 tree_expr_nonnegative_p.
23499 (fold_negate_expr): Call fold_overflow_warning.
23500 (fold_range_test): Likewise.
23501 (fold_comparison): Likewise.
23502 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
23503 instead of tree_expr_nonnegative_p.
23504 (tree_expr_nonnegative_warnv_p): Rename from
23505 tree_expr_nonnegative_p, add strict_overflow_p parameter.
23506 (tree_expr_nonnegative_p): New function.
23507 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
23508 strict_overflow_p parameter.
23509 (tree_expr_nonzero_p): New function.
23510 * passes.c (verify_interpass_invariants): New static function.
23511 (execute_one_pass): Call it.
23512 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
23514 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
23515 (estimate_numbers_of_iterations): Likewise.
23516 (scev_probably_wraps_p): Likewise.
23517 * tree-ssa-ccp.c: Include "toplev.h".
23518 (evaluate_stmt): Defer fold overflow warnings until we know we are
23520 (struct fold_stmt_r_data): Add stmt field.
23521 (fold_stmt_r): Defer fold overflow warnings until we know we
23523 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
23524 (fold_stmt_inplace): Likewise.
23525 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
23526 (cleanup_control_expr_graph): Defer fold overflow warnings until
23527 we know we are going to optimize.
23528 * tree-cfg.c (fold_cond_expr_cond): Likewise.
23529 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
23531 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
23532 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
23533 * tree-ssa-loop-manip.c (create_iv): Likewise.
23534 * c-typeck.c (build_conditional_expr): Likewise.
23535 (build_binary_op): Likewise.
23536 * tree-vrp.c (vrp_expr_computes_nonzero): Call
23537 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
23538 (extract_range_from_unary_expr): Likewise.
23539 * simplify-rtx.c (simplify_const_relational_operation): Warn when
23540 assuming that signed overflow does not occur.
23541 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
23542 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
23543 (fold_defer_overflow_warnings): Declare.
23544 (fold_undefer_overflow_warnings): Declare.
23545 (fold_undefer_and_ignore_overflow_warnings): Declare.
23546 (fold_deferring_overflow_warnings_p): Declare.
23547 (tree_expr_nonzero_warnv_p): Declare.
23548 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
23549 of warning options.
23550 (Warning Options): Document -Wstrict-overflow.
23551 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
23552 (tree-ssa-ccp.o): Likewise.
23553 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
23554 (fold-const.o): Depend on intl.h.
23556 2007-02-13 Ian Lance Taylor <iant@google.com>
23558 PR middle-end/30751
23559 * lower-subreg.c (resolve_simple_move): Decompose subregs in
23562 2007-02-13 Stuart Hastings <stuart@apple.com>
23564 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
23566 2007-02-13 Richard Henderson <rth@redhat.com>
23568 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
23569 handled_component_p before looking for the indirect_ref.
23571 2007-02-13 Richard Henderson <rth@redhat.com>
23573 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
23574 remove flags clobber.
23575 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
23576 (bswaphi_lowpart): New.
23577 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
23578 remove TARGET_BSWAP test. Delete expander of the same name.
23580 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
23581 (expand_unop): Use them.
23583 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
23585 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
23586 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
23587 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
23588 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
23589 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
23590 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
23591 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
23592 assembler dialect choice from asm templates.
23594 2007-02-12 Richard Henderson <rth@redhat.com>
23596 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
23597 (fixuns_trunc<SSEMODEF>si2): Use it.
23598 * config/i386/sse.md (vec_setv4sf_0): Export.
23599 * config/i386/i386.c (ix86_build_const_vector): Export.
23600 (ix86_split_convert_uns_si_sse): Rename from
23601 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
23602 * config/i386/i386-protos.h: Update.
23604 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23607 * c-typeck.c (c_finish_return): Improve warning message.
23609 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23611 * alias.c (find_symbolic_term): Delete unused function.
23613 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
23615 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
23616 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
23617 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
23619 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
23621 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
23622 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
23623 the function, temporarily point the debug interface to the null one.
23625 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
23627 * dwarf2out.c (round_up_to_align): New static function.
23628 (field_byte_offset): Use it to round the offset.
23630 2007-02-12 Richard Henderson <rth@redhat.com>
23632 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
23633 (inswl_const): Export.
23635 2007-02-12 Richard Henderson <rth@redhat.com>
23637 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
23638 result mode of the libcall, convert back to outmode.
23640 2007-02-12 Roger Sayle <roger@eyesopen.com>
23642 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
23643 (bswapdi2): New define_expand to implement 32-bit implementation.
23645 2007-02-12 Nick Clifton <nickc@redhat.com>
23647 * doc/invoke.texi (Overall Options): Document --help=.
23648 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
23649 (cc1_options): Pass --help= on to cc1.
23650 (display_help): Add description of --help=.
23651 (process_command): Add code to handle --help=. Allow translated
23652 --help and --target-help switches to be passed on to compiler
23654 (main): Remove unused if statement.
23655 * opts.c (columns): Remove.
23656 (LEFT_COLUMN): Define.
23657 (wrap_help): Add columns argument.
23658 (print_filtered_help): Change parameters to be an include bitmask,
23659 an exclude bitmask, an any bitmask and the column width. Move the
23660 code to display the params list here. Add code to display the
23661 status of options rather than their descriptions if the quiet flag
23663 (print_specific_help): Change parameters to be an include bitmask,
23664 an exclude bitmask and an any bitmask. Move code to look up the
23665 column width here. Decide upon the title for an options listing.
23666 (common_handle_options): Add code to handle --help=. Adapt code
23667 for --help and --target-help to use the revised form of the
23668 print_specific_help function.
23669 (print_help): Delete.
23670 (print_param_help): Delete.
23671 (print_switch): Delete.
23672 * opts.h (cl_lang_count): Add prototype.
23673 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
23674 CL_MAX_OPTION_CLASS): New defines.
23675 * optc-gen.awk: Add construction of cl_lang_count.
23676 * c.opt: Add Warning attribute to warning options and Optimization
23677 attribute to optimization options.
23678 * common.opt: Likewise.
23680 Add -fhelp and -ftarget-help as aliases for the transformed --help
23681 and --target-help options.
23682 * opt-functions.awk: Add code to handle Warning and Optimization
23685 2007-02-12 Richard Henderson <rth@redhat.com>
23687 * config/alpha/constraints.md: New file.
23688 * config/alpha/alpha.c: Include tm-constrs.h.
23689 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
23690 alpha_extra_constraint): Remove.
23691 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
23692 * config/alpha/alpha-protos.h: Update.
23693 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
23694 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
23695 (EXTRA_CONSTRAINT): Remove.
23696 * config/alpha/alpha.md: Include constraints.md.
23697 (adddi splitter): Use satisfies_constraint_*.
23698 * config/alpha/predicates.md (add_operand): Likewise.
23699 (sext_add_operand, addition_operation): Likewise.
23701 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
23703 PR tree-optimization/29145
23704 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
23705 in our handling of restrict qualified pointers.
23707 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23710 * doc/invoke.texi (Wunused-value): Update description.
23711 (Wextra): Delete item.
23712 * opts.c (set_Wextra): Don't use the value of Wextra to set the
23713 value of Wunused-value.
23714 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
23715 (c_finish_stmt_expr): Don't check extra_warnings.
23716 (emit_side_effect_warnings): The caller is responsible to check
23719 2007-02-11 Roger Sayle <roger@eyesopen.com>
23720 Matt Thomas <matt@3am-software.com>
23722 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
23724 2007-02-11 Roger Sayle <roger@eyesopen.com>
23726 * simplify-rtx.c (simplify_relational_operation_1): Optimize
23727 comparisons of POPCOUNT against zero.
23728 (simplify_const_relational_operation): Likewise.
23730 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23732 * doc/invoke.texi (Wextra): Delete outdated paragraph.
23734 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23736 * dwarf2out.c (root_type): Delete unused function.
23738 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23740 * genattrtab.c (contained_in_p): Delete unused function.
23741 (write_expr_attr_cache): Likewise.
23743 2007-02-11 Jan Hubicka <jh@suse.cz>
23745 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
23748 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
23750 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
23751 to add the REG_EQ* note.
23752 * see.c (see_merge_one_use_extension): Likewise.
23753 * local-alloc.c (update_equiv_regs): Likewise. Also don't
23754 turn REG_EQUAL notes into REG_EQUIV notes if the target
23755 register may have more than one set.
23756 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
23757 * gcse.c (try_replace_reg): Likewise.
23758 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
23759 * calls.c (fixup_tail_calls): Likewise. Abort if there is
23760 more than one REG_EQUIV note.
23761 * reload1.c (gen_reload): Use set_unique_reg_note.
23763 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
23765 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
23766 (ix86_builtin_conversion): New function.
23768 2007-02-06 Mark Mitchell <mark@codesourcery.com>
23771 * tree.h (DECL_REPLACEABLE_P): New macro.
23772 * except.c (set_nothrow_function_flags): Likewise.
23774 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
23775 Ira Rosen <irar@il.ibm.com>
23776 Dorit Nuzman <dorit@il.ibm.com>
23778 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
23779 * targhooks.c (default_builtin_vectorized_conversion): New.
23780 * targhooks.h (default_builtin_vectorized_function): New declaration.
23781 * target.h (struct vectorize): Add builtin_conversion field.
23782 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
23783 stmt_vec_info_type value.
23784 (vectorizable_conversion): New declaration.
23785 * tree-vect-analyze.c (vect_analyze_operations): Add
23786 vectorizable_conversion call.
23787 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
23788 * tree-vect-transform.c (vectorizable_conversion): New function.
23789 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
23790 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
23792 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
23793 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
23794 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
23795 or ALTIVEC_BUILTIN_VCFSX.
23797 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23800 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
23801 CONST_DOUBLE and operand 0 is a hard register.
23802 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
23803 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
23804 is a hard floating-point register.
23806 2007-02-10 Richard Henderson <rth@redhat.com>
23807 Jakub Jelinek <jakub@redhat.com>
23808 Alexandre Oliva <aoliva@redhat.com>
23810 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
23811 * builtin-types.def (BT_WORD): Make unsigned.
23812 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
23813 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
23814 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
23815 * c-decl.c (grokdeclarator): Don't error if !have_tls.
23816 * c-parser.c (c_parser_omp_threadprivate): Likewise.
23817 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
23819 * expr.c (emutls_var_address): New.
23820 (expand_expr_real_1): Expand emulated tls.
23821 (expand_expr_addr_expr_1): Likewise.
23822 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
23823 * output.h (emutls_finish): Declare.
23824 * toplev.c (compile_file): Call it.
23825 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
23826 address before wrapping in CONST.
23827 * varasm.c (emutls_htab, emutls_object_type): New.
23828 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
23829 (get_emutls_object_name, get_emutls_object_type): New.
23830 (get_emutls_init_templ_addr, emutls_decl): New.
23831 (emutls_common_1, emutls_finish): New.
23832 (assemble_variable): When emulating tls, swap decls; generate
23833 constructor for the emutls objects.
23834 (do_assemble_alias): When emulating tls, swap decl and target name.
23835 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
23837 * varpool.c (decide_is_variable_needed): Look at force_output.
23838 Recurse for emulated tls.
23839 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
23840 with decide_is_variable_needed.
23841 * emutls.c: New file.
23842 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
23843 tls_object for real tls.
23845 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
23847 PR rtl-optimization/29599
23848 * reload1.c (eliminate_regs_in_insn): Take the destination
23849 mode into account when computing the offset.
23851 2007-02-09 Stuart Hastings <stuart@apple.com>
23852 Richard Henderson <rth@redhat.com>
23854 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
23855 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
23856 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
23857 fixuns_truncdfhi2): New.
23858 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
23859 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
23860 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
23861 (floatunssidf2): Allow nonimmediate source.
23862 * config/i386/sse.md (movdi_to_sse): New.
23863 (vec_concatv2di): Drop '*'.
23864 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
23865 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
23866 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
23868 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
23869 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
23870 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
23871 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
23872 (ix86_build_signbit_mask): Fix decl of v, refactor to call
23873 ix86_build_const_vector.
23874 (x86_emit_floatuns): Rewrite.
23876 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23878 * genautomata.c (longest_path_length): Delete unused function.
23879 (struct state): Delete unused longest_path_length.
23880 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
23881 (get_free_state): Delete unused.
23883 2007-02-09 Jan Hubicka <jh@suse.cz>
23885 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
23886 * doc/invoke.texi (inline-unit-growth): Update default value.
23888 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
23889 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
23890 (rebuild_cgraph_edges): Likewise.
23891 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
23892 (dump_cgraph_node): Dump frequencies.
23893 (cgraph_clone_edge): Add frequency scales.
23894 (cgraph_clone_node): Add freuqnecy.
23895 * cgraph.h (cgraph_edge): Add freuqnecy argument.
23896 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
23897 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
23898 * tree-pass.h (TODO_rebuild_frequencies): New constant.
23899 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
23900 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
23901 (save_inline_function_body): Likewise.
23902 * ipa-inline.c: inluce rtl.h
23903 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
23904 (cgraph_edge_badness): Use frequencies.
23905 (cgraph_decide_recursive_inlining): Update clonning.
23906 (cgraph_decide_inlining_of_small_function): Dump frequency.
23907 * predict.c (estimate_bb_frequencies): Export.
23908 * predict.h (estimate_bb_frequencies): Declare.
23909 * tree-inline.c (copy_bb): Watch overflows.
23910 (expand_call_inline): Update call of cgraph_create_edge.
23911 (optimize_inline_calls): Use TODO flags to update frequnecies.
23912 * passes.h: Include predict.h
23913 (init_optimization_passes): Move profile ahead.
23914 (execute_function_todo): Handle TODO_rebuild_frequencies.
23916 2007-02-09 Roger Sayle <roger@eyesopen.com>
23918 * config/alpha/alpha.c (emit_insxl): Force the first operand of
23919 the insbl or inswl pattern into a register.
23921 2007-02-09 Roger Sayle <roger@eyesopen.com>
23923 * config/ia64/ia64.md (bswapdi2): New define_insn.
23925 2007-02-09 Richard Henderson <rth@redhat.com>
23927 * config/i386/constraints.md (Ym): New constraint.
23928 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
23929 (movdi_1_rex64): Split sse and xmm general register moves from
23930 memory move alternatives. Use conditional register constraints.
23931 (movsf_1, movdf_integer): Likewise.
23932 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
23933 (movdf_integer_rex64): New.
23934 (pushsf_rex64): Fix output constraints.
23935 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
23936 (sse2_stored): Likewise.
23937 (sse2_storeq_rex64): New.
23938 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
23939 amd and not generic.
23940 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
23941 for optimize_size. Remove SF/DFmode hack.
23943 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
23945 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
23948 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
23949 Richard Sandiford <richard@codesourcery.com>
23951 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
23952 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
23953 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
23954 m68k/t-mlib to tmake_file.
23955 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
23956 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
23957 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
23958 Allow it to be cf or m68k. Set m68k_arch_family. If that
23959 variable is not empty, add t-$m68k_arch_family to tmake_file.
23960 Add t-mlibs to tmake_file.
23961 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
23962 * config/m68k/t-cf: New file.
23963 * config/m68k/t-m68k: Likewise.
23964 * config/m68k/t-mlibs: Likewise.
23965 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
23966 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
23967 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
23968 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
23969 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
23971 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
23972 (INSTALL_LIBGCC): Delete.
23973 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
23974 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
23975 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
23976 (M68K_MLIB_CPU): Define.
23977 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
23978 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
23979 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
23981 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
23982 Richard Guenther <rguenther@suse.de>
23984 PR middle-end/23361
23985 * fold-const.c (fold_comparison): Handle obfuscated comparisons
23986 against INT_MIN/INT_MAX.
23987 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
23988 file if a loop is removed.
23990 2007-02-09 Joseph Myers <joseph@codesourcery.com>
23992 * calls.c (store_one_arg): Pass correct alignment to
23993 emit_push_insn for non-BLKmode values.
23994 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
23995 unaligned stack slot via a suitably aligned slot.
23997 2007-02-08 DJ Delorie <dj@redhat.com>
23999 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
24001 (legal_subregs): Use unsigned char, make const.
24002 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
24004 2007-02-08 Paul Brook <paul@codesourcery.com>
24006 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
24007 special interworking needed.
24009 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
24011 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
24012 conditional to __SSE2__.
24013 (Entries below should have been added to first ChangeLog
24014 entry for amdfam10 dated 2007-02-05)
24015 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
24017 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
24019 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
24022 2007-02-08 DJ Delorie <dj@redhat.com>
24024 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
24025 * config/m32c/m32c.c (legal_subregs): New.
24026 (m32c_illegal_subreg_p): New.
24027 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
24028 unsupported subregs of hard regs.
24030 2007-02-08 Jan Hubicka <jh@suse.cz>
24032 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
24033 the same one; always update histograms.
24035 2007-02-08 Diego Novillo <dnovillo@redhat.com>
24037 * passes.c (init_optimization_passes): Tidy comment.
24039 2007-02-08 Roger Sayle <roger@eyesopen.com>
24041 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
24042 strip zero_extend, bswap and rotates from POCOUNT's argument.
24043 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
24044 zero_extend and rotates from PARITY's argument.
24045 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
24046 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
24047 of an integer constant at compile-time.
24049 2007-02-08 Diego Novillo <dnovillo@redhat.com>
24052 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
24054 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
24057 * tree-ssa-live.c (remove_unused_locals): Do not remove
24058 TREE_ADDRESSABLE variables.
24059 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
24060 * tree-ssa-operands.c (add_virtual_operand): Remove argument
24061 FOR_CLOBBER. Update all users.
24062 If VAR has an associated alias set, add a virtual operand for
24063 it if no alias is found to conflict with the memory reference.
24065 2007-02-07 Jan Hubicka <jh@suse.cz>
24066 Robert Kidd <rkidd@crhc.uiuc.edu>
24068 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
24070 2007-02-07 Ian Lance Taylor <iant@google.com>
24072 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
24074 2007-02-07 Roger Sayle <roger@eyesopen.com>
24076 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
24077 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
24078 tablejumpdi, movsi_to_cr_one): Remove constraints from
24079 define_expand's match_operands.
24081 2007-02-07 Roger Sayle <roger@eyesopen.com>
24083 * global.c (compute_regsets): Move declatation of "i" inside of
24084 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
24086 2007-02-07 Jakub Jelinek <jakub@redhat.com>
24089 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
24090 of INDIRECT_REF <RESULT_DECL>.
24092 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
24094 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
24095 Kaz Kojima <kkojima@gcc.gnu.org>
24098 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
24100 (sh_initialize_trampoline): Add parentheses to avoid a warning.
24102 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
24104 * doc/loop.texi: Document possibility not to perform disambiguation
24105 of loops with multiple latches.
24106 * cfgloopmanip.c (alp_enum_p): Removed.
24107 (add_loop): Handle subloops. Use get_loop_body_with_size.
24108 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
24109 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
24110 the new forwarder block.
24111 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
24112 Handle the case latch is NULL.
24113 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
24114 modifications when marking loop exits.
24115 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
24117 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
24118 disambiguate_loops_with_multiple_latches.
24119 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
24120 before fix_loop_structure.
24121 * cfgloop.c: Include pointer-set.h and output.h.
24122 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
24123 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
24124 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
24125 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
24126 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
24127 disambiguate_multiple_latches, get_loop_body_with_size,
24128 disambiguate_loops_with_multiple_latches): New functions.
24129 (flow_loop_dump): Dump multiple latch edges.
24130 (flow_loop_nodes_find): Handle loops with multiple latches.
24131 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
24132 (glb_enum_p): Modified.
24133 (get_loop_body): Use get_loop_body_with_size.
24134 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
24135 (AVOID_CFG_MODIFICATIONS): New constant.
24136 (disambiguate_loops_with_multiple_latches, add_loop,
24137 get_loop_body_with_size): Declare.
24138 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
24140 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
24142 PR inline-asm/28686
24143 * global.c (compute_regsets): New function.
24144 (global_alloc): Refactored ELIMINABLE_REGSET
24145 and NO_GLOBAL_ALLOC_REGS computation out.
24146 (rest_of_handle_global_alloc): Call compute_regsets()
24147 for non-optimizing case.
24149 2007-02-06 Richard Henderson <rth@redhat.com>
24151 * config/i386/constraints.md (Y2): Rename from Y.
24152 (Yi): New constraint.
24153 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
24154 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
24155 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
24156 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
24157 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
24158 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
24159 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
24160 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
24161 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
24162 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
24163 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
24164 vec_extractv2si_1): Change Y constraints to Y2.
24165 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
24166 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
24167 Change Y constraints to Y2.
24168 (sse2_loadld): Change Y constraints to x.
24170 2007-02-06 Roger Sayle <roger@eyesopen.com>
24172 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
24173 (parity<mode>2): New define_expand using rs6000_emit_parity.
24174 * config/rs6000/rs6000.c (rs6000_emit_popcount,
24175 rs6000_emit_parity): New functions.
24176 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
24177 rs6000_emit_parity): Prototype here.
24179 2007-02-06 Ian Lance Taylor <iant@google.com>
24181 * lower-subreg.c (simple_move_operand): Reject CONST.
24182 (resolve_clobber): Call validate_change rather than directly
24183 assigning to XEXP (pat, 0).
24185 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
24187 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
24188 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
24189 (tree-cfg.o): Remove hashtab.h dependency.
24191 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
24192 (struct ivopts_data): Change niters to pointer_map_t.
24193 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
24194 (niter_for_exit): Create pointer_map on demand. Change for
24196 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
24197 (free_loop_data): Destroy data->niters if created and reset field.
24198 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
24199 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
24201 * tree-ssa-reassoc.c: Include pointer-set.h.
24202 (bb_rank): Change to long *.
24203 (operand_rank): Change to pointer_map_t.
24204 (find_operand_rank): Return long, -1 if not found. Declare as inline.
24205 (insert_operand_rank): Accept long.
24206 (operand_entry_hash, operand_entry_eq): Remove.
24207 (get_rank): Return long. Adjust for changes above.
24208 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
24210 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
24212 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
24213 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
24214 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
24216 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
24217 directly since it cannot be NULL.
24218 (get_vi_for_tree): Rewrite for pointer_map API.
24219 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
24220 (init_alias_vars): Create vi_for_tree as pointer_map.
24221 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
24223 * tree-cfg.c: Don't include hashtab.h.
24224 (edge_to_cases): Declare as pointer_map.
24225 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
24227 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
24228 (start_recording_case_labels): Create edge_to_cases as pointer_map.
24229 (end_recoding_case_labels): Cleanup edge_to_cases manually before
24231 (record_switch_edge): Delete.
24232 (get_cases_for_edge): Adjust for pointer_map API, inline
24233 record_switch_edge (rewritten for new API), remove goto.
24235 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
24237 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
24238 * tree-nested.c: Include pointer-set.h.
24239 (var_map_elt, var_map_eq, var_map_hash): Delete.
24240 (struct nesting_info): Remove GTY marker. Change the two htab_t's
24241 to pointer_map_t's.
24242 (nesting_info_bitmap_obstack): New.
24243 (lookup_field_for_decl): Adjust for pointer_map API.
24244 (lookup_tramp_for_decl): Adjust for pointer_map API.
24245 (get_nonlocal_debug_decl): Adjust for pointer_map API.
24246 (get_local_debug_decl): Adjust for pointer_map API.
24247 (convert_nl_goto_reference): Adjust for pointer_map API.
24248 (convert_nl_goto_receiver): Adjust for pointer_map API.
24249 (create_nesting_tree): Create outside GGC space. Create bitmap on
24250 the new obstack. Create field_map and var_map as pointer_maps.
24251 (free_nesting_tree): Adjust for changes to create_nesting_tree.
24253 (lower_nested_functions): Move root here, no need to NULL it.
24254 Initialize and release the obstack.
24256 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
24258 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
24259 Remove prototypes and make them non-static.
24260 (struct tree_int_map): Remove.
24261 * tree.h (struct tree_int_map): Move here, turning TO into an
24263 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
24265 * tree.h (TREE_COMPLEXITY): Remove.
24266 (struct tree_exp): Remove complexity field.
24267 * tree.c (build1_stat): Don't set it.
24269 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
24270 Victor Kaplansky <victork@il.ibm.com>
24272 * tree-vectorizer.c (vect_is_simple_use): Support induction.
24273 (vect_is_simple_reduction): Support reduction with induction as
24274 one of the operands.
24275 (vect_is_simple_iv_evolution): Fix formatting.
24276 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
24277 formatting. Don't mark induction phis for vectorization.
24278 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
24279 * tree-vect-transform.c (get_initial_def_for_induction): New function.
24280 (vect_get_vec_def_for_operand): Support induction.
24281 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
24283 (vectorizable_reduction): Support reduction with induction as one of
24285 (vectorizable_type_demotion): Use def-type of stmt argument rather
24286 than dummy def-type.
24288 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
24289 flag_tree_scev_cprop.
24290 * common.opt (tree-scev-cprop): New flag.
24292 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
24293 call to vect_get_new_vect_var.
24295 2007-02-06 Ira Rosen <irar@il.ibm.com>
24297 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
24298 vectype is not NULL.
24299 (vect_pattern_recog_1): Likewise.
24301 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24303 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
24304 (fold_negate_expr): Likewise.
24306 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
24309 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
24310 even if cv-qualification is the same.
24312 2007-02-05 Geoffrey Keating <geoffk@apple.com>
24314 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
24315 __enable_execute_stack on completion.
24317 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24319 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
24320 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
24321 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
24322 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
24323 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
24324 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
24325 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
24326 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
24328 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24330 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
24331 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
24332 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
24333 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
24334 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
24335 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
24336 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
24337 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
24338 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
24339 umuldi3_highpart_rex64, umulsi3_highpart_insn,
24340 umulsi3_highpart_zext, smuldi3_highpart_rex64,
24341 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
24342 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
24343 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
24344 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
24345 sqrtextenddfxf2_i387): Added amdfam10_decode.
24347 * config/i386/athlon.md (athlon_idirect_amdfam10,
24348 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
24349 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
24350 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
24351 athlon_ivector_store_amdfam10): New define_insn_reservation.
24352 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
24355 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24357 * config/i386/athlon.md (athlon_call_amdfam10,
24358 athlon_pop_amdfam10, athlon_lea_amdfam10): New
24359 define_insn_reservation.
24360 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
24361 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
24362 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
24364 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24366 * config/i386/athlon.md (athlon_sseld_amdfam10,
24367 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
24368 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
24370 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24372 * config/i386/athlon.md (athlon_sseins_amdfam10): New
24373 define_insn_reservation.
24374 * config/i386/i386.md (sseins): Added sseins to define_attr type
24375 and define_attr unit.
24376 * config/i386/sse.md: Set type attribute to sseins for insertq
24379 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24381 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
24382 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
24383 ssecomi_load_amdfam10, ssecomi_amdfam10,
24384 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
24385 define_insn_reservation.
24386 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
24388 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24390 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
24391 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
24392 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
24393 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
24394 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
24395 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
24396 define_insn_reservation.
24398 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
24399 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
24400 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
24401 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
24402 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
24404 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24406 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
24407 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
24408 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
24409 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
24410 athlon_ssemul_load_k8): Added amdfam10.
24412 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24414 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
24415 (x86_sse_unaligned_move_optimal): New variable.
24417 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
24419 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
24420 for unaligned vector SSE double/single precision loads for AMDFAM10.
24422 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24424 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
24425 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
24426 Define TARGET_CPU_DEFAULT_amdfam10.
24427 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
24428 (processor_type): Add PROCESSOR_AMDFAM10.
24430 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
24431 processor_type in config/i386/i386.h.
24432 Enable imul peepholes for TARGET_AMDFAM10.
24434 * config.gcc: Add support for --with-cpu option for amdfam10.
24436 * config/i386/i386.c (amdfam10_cost): New variable.
24437 (m_AMDFAM10): New macro.
24438 (m_ATHLON_K8_AMDFAM10): New macro.
24439 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
24440 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
24441 x86_promote_QImode, x86_integer_DFmode_moves,
24442 x86_partial_reg_dependency, x86_memory_mismatch_stall,
24443 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
24444 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
24445 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
24446 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
24447 Enable/disable for amdfam10.
24448 (override_options): Add amdfam10_cost to processor_target_table.
24449 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
24450 processor_alias_table.
24451 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
24452 (ix86_adjust_cost): Add code for amdfam10.
24454 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24456 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
24457 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
24458 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
24459 * config/i386/i386.h: Add builtin definition for SSE4A.
24460 * config/i386/i386.md: Add support for ABM instructions
24461 (popcnt and lzcnt).
24462 * config/i386/sse.md: Add support for SSE4A instructions
24463 (movntss, movntsd, extrq, insertq).
24464 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
24465 Add -march=amdfam10 flag.
24466 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
24467 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
24469 * doc/extend.texi: Add documentation for SSE4A builtins.
24471 2007-02-05 Bob Wilson <bob.wilson@acm.org>
24473 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
24475 2007-02-05 Richard Guenther <rguenther@suse.de>
24477 * tree-vectorizer.h (vectorizable_function): Add argument type
24478 argument, change return type.
24479 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
24480 * tree-vect-transform.c (vectorizable_function): Handle extra
24481 argument, return vectorized function decl.
24482 (build_vectorized_function_call): Remove.
24483 (vectorizable_call): Handle calls with result and argument types
24484 differing. Handle loop vectorization factor correctly.
24485 * targhooks.c (default_builtin_vectorized_function): Adjust for
24487 * targhooks.h (default_builtin_vectorized_function): Likewise.
24488 * target.h (builtin_vectorized_function): Add argument type
24490 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
24491 extra argument, allow vectorizing of lrintf.
24492 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
24493 documentation of target hook.
24495 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
24498 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
24499 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
24500 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
24502 2007-02-05 Roger Sayle <roger@eyesopen.com>
24504 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
24505 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
24506 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
24507 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
24508 before canonicalizing sincos to cexpi.
24509 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
24511 2007-02-05 Roger Sayle <roger@eyesopen.com>
24513 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
24514 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
24515 (alpha_init_builtins): Use alpha_add_builtins to process tables.
24517 2007-02-05 Roger Sayle <roger@eyesopen.com>
24519 * mips-tfile.c (initialize_init_file): Correct endianness test.
24521 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
24523 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
24524 the 'y' constraint.
24526 2007-02-05 Richard Sandiford <richard@codesourcery.com>
24528 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
24529 saves in a PARALLEL before the register assignments.
24531 2007-02-05 Richard Sandiford <richard@codesourcery.com>
24533 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
24534 DWARF_FRAME_RETURN_COLUMN to be a general register.
24535 * dwarf2out.c (init_return_column_size): New function, split from...
24536 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
24537 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
24538 to be nongeneral registers.
24539 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
24541 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
24542 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
24544 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
24546 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
24548 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
24550 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
24551 (remove_path): Use can_remove_branch_p and remove_branch instead
24552 of loop_delete_branch_edge.
24553 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
24554 (tree_transform_and_unroll_loop): Remove dead branches immediately.
24555 Update profile using scale_dominated_blocks_in_loop.
24556 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
24557 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
24558 (can_remove_branch_p, remove_branch): Declare.
24559 * tree-cfg.c (tree_can_remove_branch_p): New function.
24560 (tree_cfg_hooks): Add tree_can_remove_branch_p.
24561 * cfgrtl.c (rtl_can_remove_branch_p): New function.
24562 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
24564 2007-02-05 Jan Hubicka <jh@suse.cz>
24566 PR middle-end/30696
24567 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
24568 nodes in cgraph, don't remove offline copy of the function.
24570 2007-02-04 Jan Hubicka <jh@suse.cz>
24572 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
24573 vectors might cause maybe_lookup_element_for_expr to be called
24574 on non-sra-candidate.
24576 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
24578 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
24579 config/bfin/bfin.md, config/bfin/predicates.md: Follow
24580 spelling conventions.
24582 2007-02-04 Richard Guenther <rguenther@suse.de>
24584 PR middle-end/30636
24585 * fold-const.c (try_move_mult_to_index): Make sure to not
24586 overflow one dimension of a multi-dimensional array access.
24588 2007-02-04 Jan Hubicka <jh@suse.cz>
24590 * passes.c (init_optimization_passes): Reindent.
24592 2007-02-04 Jan Hubicka <jh@suse.cz>
24593 Eric Botcazou <ebotcazou@adacore.com>
24595 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
24596 (execute_fixup_cfg): Break out the abnormal goto code.
24597 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
24598 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
24599 (optimize_inline_calls): Call make_nonlocal_label_edges.
24601 2007-02-04 Jan Hubicka <jh@suse.cz>
24603 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
24604 true when something was changed.
24605 (rename_ssa_copies): When something was changed, do
24606 TODO_remove_unused_locals.
24607 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
24608 add TODO_remove_unused_locals when instruction was removed.
24610 2007-02-04 Jan Hubicka <jh@suse.cz>
24612 * ipa-inline.c (try_inline): Improve debug output; work on already
24614 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
24615 call try_inline for already inlined edges too when flattening;
24616 inline also functions that make callee growth but overall unit size
24619 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
24621 * config/m32c/bitops.md, config/m32c/jump.md,
24622 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
24623 config/m32r/m32r.h, config/m32r/m32r.md,
24624 config/m32r/predicates.md, config/m68hc11/larith.asm,
24625 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
24626 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
24627 config/mips/mips-protos.h, config/mips/mips.c,
24628 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
24629 config/mn10300/mn10300.h, config/mn10300/predicates.md,
24630 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
24631 spelling conventions.
24633 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
24634 Follow spelling conventions.
24636 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
24638 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
24639 warn about C++0x compatibility.
24641 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
24643 * config/h8300/h8300.c, config/h8300/h8300.h,
24644 config/h8300/h8300.md: Follow spelling conventions.
24646 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
24648 PR middle-end/30667
24649 * combine.c (try_combine): Do not substitute source operand
24650 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
24652 2007-02-03 Jan Hubicka <jh@suse.cz>
24654 PR gcov-profile/30650
24655 * value-prof.c (stringop_block_profile): Fix handling of size counter;
24656 do not divide by zero for never executed counters.
24657 (tree_find_values_to_profile): Fix counters.
24658 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
24660 2007-02-03 Ian Lance Taylor <iant@google.com>
24662 * lower-subreg.c (simple_move_operand): New static function,
24663 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
24665 (simple_move): Call simple_move_operand.
24666 (find_decomposable_subregs): Add special handling of MEMs.
24667 (can_decompose_p): Rename from cannot_decompose_p. Reverse
24668 meaning of return value. If we see a hard register, test whether
24669 it can store a word_mode value. Change all callers.
24671 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24673 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
24674 ftrapv insns and expanders.
24675 (subdi3): Change define_expand operand 1 to arith11_operand, and
24676 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
24677 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
24678 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
24681 PR middle-end/30174
24682 * varasm.c (notice_global_symbol): Treat global objects as weak when
24683 flag_shlib is true.
24685 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24687 * emit-rtl.c (dconstpi): Delete.
24688 (dconstsqrt2): New.
24689 (init_emit_once): Delete dconstpi and init dconstsqrt2.
24690 * real.h (dconstpi): Delete.
24691 (dconstsqrt2): New.
24692 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
24693 (fold_builtin_hypot): Likewise.
24695 2007-02-03 Tom Tromey <tromey@redhat.com>
24698 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
24699 -gcoff3, -gxcoff3, -gvms3 implies -dD.
24701 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
24703 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
24704 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
24705 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
24706 config/rs6000/cell.md, config/rs6000/darwin.h,
24707 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
24708 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
24709 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
24710 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
24711 typos. Follow spelling conventions.
24712 * doc/invoke.texi: Follow spelling conventions.
24714 2007-02-03 Roger Sayle <roger@eyesopen.com>
24716 * simplify-rtx.c (simplify_relational_operation_1): Implement some
24717 canonicalization transformations that attempt to simplify integer
24718 constant comparisons to become comparisons against zero.
24720 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24722 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
24724 * fold-const.c (fold_binary): Fix comment typos. Fold complex
24725 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
24727 2007-02-02 Mike Stump <mrs@apple.com>
24729 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
24730 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
24731 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
24732 generate a branch island.
24734 2007-02-02 Bob Wilson <bob.wilson@acm.org>
24736 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
24737 (xtensa_legitimate_address_p): New.
24738 (xtensa_legitimize_address): New.
24739 (xtensa_output_addr_const_extra): New.
24740 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
24742 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
24743 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
24744 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
24745 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
24746 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
24747 (xtensa_legitimize_address): New.
24748 (xtensa_output_addr_const_extra): New.
24750 2007-02-02 Steve Ellcey <sje@cup.hp.com>
24752 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
24754 2007-02-02 Ian Lance Taylor <iant@google.com>
24756 * expmed.c (expand_divmod): Add comment.
24758 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
24760 * emit-rtl.c (renumber_insns): Remove.
24761 * flags.h: Remove the extern for flag_renumber_insns.
24762 * rtl.h: Remove the prototype for renumber_insns.
24763 * toplev.c (flag_renumber_insns): Remove.
24765 2007-02-02 Hui-May Chang <hm.chang@apple.com>
24767 Revert for x86 darwin:
24768 2005-06-19 Uros Bizjak <uros@kss-loka.si>
24770 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
24771 code before the following patch under TARGET_MACHO.
24772 (ix86_function_value_regno_p): Likewise.
24774 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24776 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
24779 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
24782 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
24783 loads to general or fp registers. Add comments.
24784 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
24786 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
24788 * pointer-set.c (insert_aux): Only return insertion slot.
24789 (pointer_set_insert): Adjust.
24790 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
24791 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
24792 pointer_map_traverse): New.
24793 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
24794 pointer_map_create, pointer_map_destroy, pointer_map_insert,
24795 pointer_map_contains, pointer_map_traverse): Declare.
24797 2007-02-02 Jakub Jelinek <jakub@redhat.com>
24799 PR middle-end/30473
24800 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
24801 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
24803 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
24805 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
24807 (struct _dep): New type.
24808 (dep_t): New typedef.
24809 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
24810 (DEP_STATUS): New access macro. The macro with the same name was
24811 renamed to DEP_LINK_STATUS.
24812 (dep_init): Declare function
24814 (struct _dep_link): New type.
24815 (dep_link_t): New typedef.
24816 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
24817 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
24818 (DEP_LINK_STATUS): New macro.
24819 (debug_dep_links): New debug function.
24821 (struct _deps_list): New type.
24822 (deps_list_t): New typedef.
24823 (DEPS_LIST_FIRST): New access macro.
24824 (FOR_EACH_DEP_LINK): New cycle macro.
24825 (create_deps_list, free_deps_list, delete_deps_list): Declare
24827 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
24828 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
24829 (copy_deps_list_change_con): Ditto.
24831 (move_dep_link): Declare function.
24833 (struct _dep_node): New type.
24834 (dep_node_t): New typedef.
24835 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
24837 (struct haifa_insn_data.back_deps): New field to hold backward
24838 dependencies of the insn.
24839 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
24841 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
24842 Change its type to deps_list_t.
24843 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
24844 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
24845 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
24847 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
24849 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
24851 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
24853 (dep_cost): Declare.
24855 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
24856 (ds_to_dk, dk_to_ds): New functions.
24858 (init_dep_1): New static function.
24859 (init_dep): New function.
24860 (copy_dep): New static function.
24862 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
24864 (detach_dep_link): New static function.
24865 (move_dep_link): New function.
24867 (dep_links_consistent_p, dump_dep_links): New static functions.
24868 (debug_dep_links): New debugging function.
24870 (deps_obstack, dl_obstack, dn_obstack): New static variables.
24872 (alloc_deps_list, init_deps_list): New static functions.
24873 (create_deps_list): New function.
24874 (clear_deps_list): New static function.
24875 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
24876 (deps_list_consistent_p, dump_deps_list): New static functions.
24877 (debug_deps_list): New function.
24878 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
24880 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
24882 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
24883 use new scheduler dependencies lists.
24884 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
24885 (sched_analyze): Ditto. Initialize dependencies lists.
24886 (add_forw_dep, compute_forward_dependences): Update to use new
24887 scheduler dependencies lists.
24889 (init_dependency_caches): Init deps_obstack.
24890 (free_dependency_caches): Free deps_obstack.
24892 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
24893 new scheduler dependencies lists.
24894 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
24895 (add_back_forw_dep, delete_back_forw_dep): Ditto.
24897 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
24898 Update to use new scheduler dependencies lists.
24899 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
24900 (debug_dependencies): Ditto.
24901 (schedule_region): Update comments.
24903 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
24904 scheduler dependencies lists.
24905 (schedule_ebb): Update comments.
24907 * rtl.def (DEPS_LIST): Remove.
24909 * lists.c (unused_deps_list): Remove.
24910 (free_list): Update assertions.
24912 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
24913 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
24915 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
24916 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
24918 * haifa-sched.c (comments): Update.
24919 (insn_cost1): Remove. Inline the code into insn_cost ().
24920 (insn_cost): Update to use new scheduler dependencies lists. Move
24921 processing of the dependency cost to dep_cost ().
24922 (dep_cost): New function. Use it instead of insn_cost () when
24923 evaluating cost of the dependency. Use compatible interface to
24924 interact with the target.
24925 (priority): Update to use new scheduler dependencies lists.
24926 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
24927 with greater number of insns that depend on the insn.
24928 (schedule_insn): Update to use new scheduler dependencies lists. Add
24929 code to free backward dependencies lists. Inline and optimize code
24930 from resolve_dep () - see PR28071.
24931 (ok_for_early_queue_removal): Update to use new scheduler dependencies
24932 lists. Update call to targetm.sched.is_costly_dependence hook.
24934 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
24935 scheduler dependencies lists.
24937 (resolve_dep): Remove. Move the logic to schedule_insn ().
24938 (init_h_i_d): Initialize dependencies lists.
24940 (process_insn_depend_be_in_spec): Rename to
24941 process_insn_forw_deps_be_in_spec. Update to use new scheduler
24942 dependencies lists.
24943 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
24944 Update to use new scheduler dependencies lists.
24945 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
24947 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
24948 new scheduler dependencies lists.
24949 (build_intra_loop_deps): Ditto.
24951 * target.h (struct _dep): Declare to use in
24952 gcc_target.sched.is_costly_dependence.
24953 (struct gcc_target.sched.adjust_cost): Fix typo.
24954 (struct gcc_target.sched.is_costly_dependence): Change signature to
24955 use single dep_t parameter instead of an equivalent triad.
24956 (struct gcc_target.sched.adjust_cost_2): Remove.
24958 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
24960 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
24962 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
24964 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
24966 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
24967 (REG_DEP_TRUE): Document.
24969 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
24970 Change signature to correspond to the targetm.sched.adjust_cost hook.
24971 Update use in TARGET_SCHED_ADJUST_COST_2.
24972 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
24973 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
24974 new scheduler dependencies lists.
24975 (ia64_gen_check): Ditto.
24977 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
24978 scheduler dependencies lists.
24980 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
24981 signature to correspond to the targetm.sched.is_costly_dependence hook.
24982 (is_costly_group): Update to use new scheduler dependencies lists.
24984 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
24985 instead of INSN_COST () macro.
24987 2007-02-01 Ian Lance Taylor <iant@google.com>
24989 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
24991 2007-02-01 Guy Martin <gmsoft@gentoo.org>
24993 * pa.md (tp_load): Correct mfctl instruction syntax.
24995 2007-02-01 Geoffrey Keating <geoffk@apple.com>
24997 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
24998 altivec_padding_size calculation on AIX. Improve comment, add
24999 assert to verify that it's right.
25001 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
25004 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
25006 PR inline-asm/28686
25007 * global.c (global_alloc): Add mising initialization of
25010 2007-02-01 Roger Sayle <roger@eyesopen.com>
25012 * alias.c (init_alias_analysis): Correct whitespace.
25013 * bb-reorder.c (fix_edges_for_rarely_executed_code,
25014 partition_hot_cold_basic_blocks): Likewise.
25015 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
25016 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
25017 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
25018 fold_builtin_snprintf_chk, fold_builtin_printf,
25019 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
25020 do_mpfr_arg3, do_mpfr_sincos): Likewise.
25021 * cfgcleanup.c (cleanup_cfg): Likewise.
25022 * cfgexpand.c (tree_expand_cfg): Likewise.
25023 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
25024 * function.c (get_next_funcdef_no): Likewise.
25025 * gengtype.c (main): Likewise.
25026 * genmodes.c (main): Likewise.
25027 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
25028 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
25029 * ifcvt.c (noce_emit_move_insn): Likewise.
25030 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
25032 * stor-layout.c (get_best_mode): Likewise.
25033 * tree-ssa-loop-niter.c (get_val_for): Likewise.
25034 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
25035 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
25036 perform_var_substitution, solve_graph): Likewise.
25037 * tree-vrp.c (vrp_finalize): Likewise.
25039 2007-02-01 Ian Lance Taylor <iant@google.com>
25041 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
25042 high part of a paradoxical subreg, return a constant zero.
25044 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
25046 * toplev.c (lang_dependent_init): Call init_set_costs.
25047 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
25049 2007-02-01 Richard Guenther <rguenther@suse.de>
25051 PR middle-end/30656
25052 * fold-const.c (fold_negate_expr): Allow negating a
25053 constant if overflow does not change.
25055 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25057 * doc/c-tree.texi (Expression trees): Improve markup.
25058 * doc/tm.texi (Register Classes, Addressing Modes)
25059 (Floating Point): Fix spacing after abbreviations. Fix some
25062 2007-02-01 Ben Elliston <bje@au.ibm.com>
25064 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
25065 * doc/contrib.texi: Likewise.
25066 * doc/install.texi: Likewise.
25068 2007-01-31 Richard Henderson <rth@redhat.com>
25069 Ian Lance Taylor <iant@google.com>
25071 * lower-subreg.c: New file.
25072 * rtl.def (CONCATN): Define.
25073 * passes.c (init_optimization_passes): Add pass_lower_subreg and
25074 pass_lower_subreg2.
25075 * emit-rtl.c (update_reg_offset): New static function, broken out
25076 of gen_rtx_REG_offset.
25077 (gen_rtx_REG_offset): Call update_reg_offset.
25078 (gen_reg_rtx_offset): New function.
25079 * regclass.c: Revert patch of 2006-03-05, restoring
25081 (clear_reg_info_regno): New function.
25082 * dwarf2out.c (concatn_loc_descriptor): New static function.
25083 (loc_descriptor): Handle CONCATN.
25084 * common.opt (fsplit_wide_types): New option.
25085 * opts.c (decode_options): Set flag_split_wide_types when
25087 * timevar.def (TV_LOWER_SUBREG): Define.
25088 * rtl.h (gen_reg_rtx_offset): Declare.
25089 (reg_scan_update): Declare.
25090 * regs.h (clear_reg_info_regno): Declare.
25091 * tree-pass.h (pass_lower_subreg): Declare.
25092 (pass_lower_subreg2): Declare.
25093 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
25094 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
25095 -fsplit-wide-types.
25096 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
25097 * Makefile.in (OBJS-common): Add lower-subreg.o.
25098 (lower-subreg.o): New target.
25100 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
25102 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
25104 2007-01-31 Anatoly Sokolov <aesok@post.ru>
25107 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
25109 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25111 PR middle-end/29335
25112 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
25114 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
25116 * cfgloop.h: Include vec-prim.h.
25117 (enum li_flags): Remove LI_ONLY_OLD.
25118 (loop_iterator): Changed.
25119 (fel_next, fel_init): Iterate over loop tree.
25120 (FOR_EACH_LOOP_BREAK): New macro.
25121 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
25123 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
25124 * modulo-sched.c (sms_schedule): Ditto.
25125 * tree-vectorizer.c (vectorize_loops): Ditto.
25126 * doc/loop.texi: Update information on loop numbering and behavior of
25127 FOR_EACH_LOOP wrto new loops.
25128 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
25129 add_to_evolution_1): Test nestedness of loops instead of comparing
25131 * tree-chrec.c (chrec_fold_plus_poly_poly,
25132 chrec_fold_multiply_poly_poly, chrec_evaluate,
25133 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
25134 reset_evolution_in_loop): Ditto.
25135 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
25137 2007-01-31 Dirk Mueller <dmueller@suse.de>
25139 * c-common.c (warn_about_parentheses): Separate warning about
25140 un-parenthized sequence of comparison operators from the one
25141 which is supposed to warn about x <= y <= z.
25143 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
25145 * optabs.h (enum optab_index): Add new OTI_isinf.
25146 (isinf_optab): Define corresponding macro.
25147 * optabs.c (init_optabs): Initialize isinf_optab.
25148 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
25150 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
25151 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
25153 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
25154 expand_builtin_interclass_mathfn.
25155 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
25156 * config/i386/i386.md (UNSPEC_FXAM): New constant.
25157 (fxam<mode>2_i387): New insn pattern.
25158 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
25159 built-in functions as x87 inline asm.
25161 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
25163 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
25165 2007-01-30 Eric Christopher <echristo@apple.com>
25167 * config.gcc: Add geode.
25169 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
25171 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
25172 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
25173 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
25174 value-prof.c: Fix comment typos.
25176 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25179 * doc/invoke.texi (Wpointer-arith): Document warning.
25181 2007-01-30 Janis Johnson <janis187@us.ibm.com>
25183 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
25184 the list of discrepancies from the draft TR.
25186 2007-01-30 Dirk Mueller <dmueller@suse.de>
25189 * doc/invoke.texi (-Wreturn-type): Update description to
25190 match new behavior.
25192 2007-01-30 Richard Sandiford <richard@codesourcery.com>
25194 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
25196 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
25198 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
25199 to handle optabs that operate on floating point input argument and
25200 output to integer output.
25201 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
25202 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
25203 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
25204 expand_builtin_interclass_mathfn ().
25205 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
25206 (ilogbsi2): Remove.
25207 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
25208 ilogbl built-in functions as x87 intrinsics.
25210 2007-01-30 Richard Guenther <rguenther@suse.de>
25212 PR middle-end/27657
25213 * dwarf2out.c (reference_to_unused): Query varpool if the
25214 variable was output.
25216 2007-01-30 Richard Guenther <rguenther@suse.de>
25218 PR middle-end/30313
25219 * passes.c (execute_one_pass): Reset in_gimple_form to not
25220 confuse non-unit-at-a-time mode.
25222 2007-01-29 Roger Sayle <roger@eyesopen.com>
25223 Richard Guenther <rguenther@suse.de>
25225 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
25226 avoid undefined behaviour on overflow. Use force_fit_type_double
25227 to construct the constant with the specified TREE_OVERFLOW.
25229 2007-01-29 Janis Johnson <janis187@us.ibm.com>
25231 * config/dfp-bit.c: Add parameterized support for fp exceptions.
25232 * config/dfp-bit.h: Ditto.
25234 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25236 * c-decl.c (pop_scope): Replace warnings with call to
25237 warn_for_unused_label.
25238 * c-common.h (warn_for_unused_label): Declare.
25239 * c-common.c (warn_for_unused_label): Define.
25241 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25243 * tree-optimize.c (update_inlined_to_pointers): Delete unused
25246 2007-01-29 Janis Johnson <janis187@us.ibm.com>
25248 * Makefile.in (USER_H): Remove decfloat.h.
25249 * ginclude/decfloat.h: Delete, moving contents to ...
25250 * ginclude/float.h: Add support for decimal floating point,
25251 guarded by __STDC_WANT_DEC_FP__.
25253 2007-01-29 Mike Stump <mrs@apple.com>
25255 * doc/gccint.texi (Top): Rename Loop Representation to Loop
25256 Analysis and Representation to resolve case insensitive conflict.
25257 * doc/loop.texi (Loop Analysis and Representation): Likewise.
25259 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
25261 * tree.h (struct tree_memory_tag): Add aliases member.
25262 (MTAG_ALIASES): New macro.
25263 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
25264 (add_may_alias): Remove pointer-set. Update for may_aliases being
25266 (mark_aliases_call_clobbered): Update for may_aliases being a
25268 (compute_tag_properties): Ditto.
25269 (create_partition_for): Ditto.
25270 (compute_memory_partitions): Ditto.
25271 (dump_may_aliases_for): Ditto.
25272 (is_aliased_with): Ditto.
25273 (add_may_alias_for_new_tag): Ditto.
25274 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
25275 (compute_is_aliased): New function.
25276 (compute_may_aliases): Call compute_is_aliased).
25277 (init_alias_info): Initialize alias_bitmap_obstack.
25278 (union_alias_set_into): New function.
25279 (compute_flow_sensitive_aliasing): Use union_aliases_into.
25280 (have_common_aliases_p): Rewrite to take two bitmaps and use
25282 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
25283 Update for bitmaps.
25284 (finalize_ref_all_pointers): Update for add_may_alias changes.
25285 (new_type_alias): Ditto.
25286 * tree-flow-inline.h (may_aliases): Return a bitmap.
25287 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
25288 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
25289 may_aliases being a bitmap.
25290 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
25291 may_aliases now returns a bitmap.
25292 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
25294 * tree-ssa-operands.c (add_virtual_operand): Update for
25295 may_aliases being a bitmap.
25297 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
25299 PR tree-optimization/30630
25300 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
25301 variable as changed.
25303 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
25306 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
25307 expanded only once even if an error occurs.
25309 2007-01-29 Ben Elliston <bje@au.ibm.com>
25311 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
25312 (__gcov_average_profiler): Likewise.
25313 (__gcov_ior_profiler): Likewise.
25314 (__gcov_merge_ior): Likewise.
25316 2007-01-28 Jan Hubicka <jh@suse.cz>
25318 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
25319 * value-prof.c (stringop_block_profile): Likewise.
25321 2007-01-28 Jan Hubicka <jh@suse.cz>
25323 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
25324 Add variant handling histograms; add wrapper.
25325 (clear_storage_via_libcall): Export.
25326 (emit_block_move_hints): Break out from ...; add histograms.
25327 (emit_block_move): ... this one.
25328 (clear_storage_hints): Break out from ...; add histograms.
25329 (clear_storage): ... this one.
25330 (set_storage_via_memset): Handle histogram.
25331 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
25332 (clear_storage_hints, clear_storage_via_libcall): Declare.
25333 (set_storage_via_setmem): Update prototype.
25334 * doc/md.texi (movmem, setmem): Document new arguments.
25336 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
25337 Add new histograms.
25338 (stringop_block_profile): New global function.
25339 (tree_stringops_values_to_profile): Profile block size and alignment.
25340 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
25342 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
25343 (stringop_block_profile): Declare.
25344 * builtins.c: Include value-prof.h.
25345 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
25346 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
25347 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
25348 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
25349 * profile.c (instrument_values): Add new counters.
25350 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
25352 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
25353 (tree_init_edge_profiler): Build new profilers.
25354 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
25355 (pass_tree_profile): Add dump.
25356 (tree_profile_hooks): Update.
25357 * Makefile.in (LIBGCOV): Add new constants.
25358 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
25359 __gcov_ior_profiler): New.
25360 * i386.md (movmem/setmem expanders): Add new optional arguments.
25362 2007-01-28 David Edelsohn <edelsohn@gnu.org>
25364 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
25366 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
25368 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
25369 (tree_unswitch_single_loop): Pass eni_size_weights to
25370 tree_num_loop_insns.
25371 * tree-ssa-loop-manip.c: Include tree-inline.h.
25372 (can_unroll_loop_p): Pass eni_size_weights to
25373 tree_num_loop_insns.
25374 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
25375 Pass eni_size_weights to estimate_num_insns.
25376 * tree.h (init_inline_once): Export.
25377 * toplev.c (backend_init): Call init_inline_once.
25378 * cgraphunit.c (cgraph_process_new_functions,
25379 cgraph_analyze_function): Pass eni_inlining_weights to
25380 estimate_num_insns.
25381 * ipa-inline.c (compute_inline_parameters): Ditto.
25382 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
25383 to estimate_num_insns.
25384 (try_unroll_loop_completely): Pass eni_size_weights to
25385 tree_num_loop_insns.
25386 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
25387 ot estimate_num_insns.
25388 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
25389 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
25390 * tree-inline.c (eni_inlining_weights, eni_size_weights,
25391 eni_time_weights): New variables.
25392 (init_inline_once): Initialize them.
25393 (struct eni_data): Mew.
25394 (estimate_num_insns_1, estimate_num_insns): Use weights.
25395 * tree-inline.h (struct eni_weights_d): New.
25396 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
25397 (estimate_num_insns): Declaration changed.
25398 * cfgloop.h (tree_num_loop_insns): Declaration changed.
25399 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
25400 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
25402 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
25404 * tree-data-ref.c (conflict_fn): Assert that the number of affine
25405 relations in the conflict function is valid.
25407 2007-01-27 Ian Lance Taylor <iant@google.com>
25409 * common.opt: Add fstrict-overflow.
25410 * opts.c (decode_options): Set flag_strict_overflow if -O2.
25411 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
25412 (TYPE_OVERFLOW_UNDEFINED): Define.
25413 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
25415 * tree.h (TYPE_TRAP_SIGNED): Don't define.
25416 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
25417 (fold_negate_expr): Likewise.
25418 (make_range): Likewise.
25419 (extract_muldiv_1): Likewise.
25420 (maybe_canonicalize_comparison): Likewise.
25421 (fold_comparison): Likewise.
25422 (fold_binary): Likewise.
25423 (tree_expr_nonnegative_p): Likewise.
25424 (tree_expr_nonzero_p): Likewise.
25425 * tree-vrp.c (compare_values): Likewise.
25426 (extract_range_from_binary_expr): Likewise.
25427 (extract_range_from_unary_expr): Likewise.
25428 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
25430 (nowrap_type_p): Likewise.
25431 * tree-scalar-evolution.c (simple_iv): Likewise.
25432 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
25433 (build_range_check): Likewise.
25434 (extract_muldiv_1): Likewise.
25435 (fold_comparison): Likewise.
25436 * tree-vrp.c (vrp_int_const_binop): Likewise.
25437 (extract_range_from_unary_expr): Likewise.
25438 * convert.c (convert_to_integer): Likewise.
25439 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
25440 (fold_comparison): Likewise.
25441 (fold_binary): Likewise.
25442 * optabs.c (optab_for_tree_code): Likewise.
25443 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
25444 * simplify-rtx.c (simplify_const_relational_operation): Check
25445 flag_strict_overflow and flag_trapv.
25446 (simplify_const_relational_operation): Likewise.
25447 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
25448 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
25451 2007-01-27 Roger Sayle <roger@eyesopen.com>
25453 * tree.c (tree_fold_gcd): Delete.
25454 * tree.h (tree_fold_gcd): Remove prototype.
25455 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
25456 test whether one constant integer is a multiple of another. Instead
25457 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
25458 * fold-const.c (multiple_of_p): We've determined both TOP and
25459 BOTTOM are integer constants so we can call int_const_binop directly
25460 instead of the more generic const_binop.
25462 2007-01-27 Roger Sayle <roger@eyesopen.com>
25464 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
25465 1*X check that the constant hasn't overflowed, to preserve the
25467 (round_up): Provide an efficient implementation when rouding-up an
25468 INTEGER_CST to a power-of-two.
25470 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25472 * doc/sourcebuild.texi: Add comma for clarity.
25473 * doc/extend.texi: Fix some typos.
25474 * doc/passes.texi: Likewise.
25475 * doc/cppinternals.texi: Likewise.
25476 * doc/c-tree.texi: Likewise.
25477 * doc/tree-ssa.texi: Likewise.
25478 * doc/install.texi: Likewise.
25480 2007-01-27 Jan Hubicka <jh@suse.cz>
25482 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
25483 (pass_sra): Do not require alias information.
25484 * passes.c (init_optimization_passes): Add SRA
25486 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
25488 * tracer.c (rest_of_handle_tracer): We already cleaned
25489 up the CFG in tracer() so don't do it here again.
25490 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
25491 cleanup_cfg here, either. And don't call renumber_insns.
25493 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
25494 and BB_HEAD are in the insn stream here. Instead make sure
25495 that BB_INSN is valid on all insns. Also, do check here that
25496 there are no pending branch predictions...
25497 (rtl_verify_flow_info): ...instead of doing it here. Checks
25498 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
25501 2007-01-26 Roger Sayle <roger@eyesopen.com>
25503 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
25504 function to simplify/factorize operand order canonicalization.
25505 (ix86_fixup_binary_operands): Reorganize using the above function.
25506 (ix86_binary_operator_ok): Likewise.
25508 2007-01-27 Jakub Jelinek <jakub@redhat.com>
25510 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
25511 file scope from optimize_attrs.
25512 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
25514 (optimize_attrs): Clear insn_code_values after freeing it.
25516 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
25518 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
25519 a parts.base assignment.
25521 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
25523 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
25524 (compute_subscript_distance, initialize_data_dependence_relation,
25525 finalize_ddr_dependent, analyze_ziv_subscript,
25526 analyze_siv_subscript_cst_affine,
25527 compute_overlap_steps_for_affine_univar,
25528 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
25529 analyze_siv_subscript, analyze_miv_subscript,
25530 analyze_overlapping_iterations, subscript_dependence_tester_1,
25531 compute_self_dependence, free_dependence_relation): Work
25532 with affine_fn instead of chrecs.
25533 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
25534 common_affine_function, affine_function_base,
25535 affine_function_constant_p, affine_fn_op, affine_fn_plus,
25536 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
25537 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
25538 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
25539 (all_chrecs_equal_p): Removed.
25540 * tree-data-ref.h (affine_fn, conflict_function): New types.
25541 (struct subscript): Change type of conflicting_iterations_in_a
25542 and conflicting_iterations_in_b.
25544 2007-01-26 Steve Ellcey <sje@cup.hp.com>
25547 * config/pa/pa.h (TARGET_HPUX_11): New.
25548 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
25549 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
25551 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
25552 Richard Guenther <rguenther@suse.de>
25554 * tree-ssa-structalias.c (solve_graph): Handle case
25555 we merged the variable to another.
25557 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25559 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
25562 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
25563 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
25565 2007-01-25 DJ Delorie <dj@redhat.com>
25567 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
25568 allow changes to modes which don't fit in those registers.
25570 * reload1.c (choose_reload_regs): Check for invalid subregs before
25571 computing their locations, not after.
25573 2007-01-25 Geoffrey Keating <geoffk@apple.com>
25576 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
25577 save Altivec registers in an eh_return function.
25578 (compute_vrsave_mask): Likewise.
25579 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
25580 for saving Altivec registers.
25581 (rs6000_emit_prologue): Don't allocate stack twice in
25582 eh_return function. Correct expected value of altivec_save_offset
25583 when using save_world. Describe save of R0 to stack when using
25584 save_world. Describe stack pointer adjustment when using
25585 save_world. Remove duplicated eh_return parameter register saving.
25586 Update sp_offset variable after save_world.
25587 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
25589 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
25590 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
25593 2007-01-25 Steve Ellcey <sje@cup.hp.com>
25595 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
25597 2007-01-25 Steve Ellcey <sje@cup.hp.com>
25600 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
25601 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
25603 2007-01-25 Richard Guenther <rguenther@suse.de>
25605 * doc/invoke.texi (-Wcoverage-mismatch): Document.
25606 * common.opt (-Wcoverage-mismatch): New warning option.
25607 * coverage.c (get_coverage_counts): Ignore coverage mismatch
25608 if -Wcoverage-mismatch is given.
25610 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
25612 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
25613 (ipcp_driver): Change to static definition.
25614 Add dumping of the ifunctions.
25615 (constant_val_insert): Remove unused parameter. Support for SSA.
25616 (ipcp_propagate_const): Support for SSA.
25617 (ipcp_profile_bb_print): Print only analyzed nodes.
25618 (ipcp_replace_map_create): Remove support for Fortran constant
25620 * ipa-prop.c (ipa_method_modify_stmt,
25621 ipa_callsite_compute_param): Support for SSA.
25622 * ipa-prop.h (ipcp_driver): Remove declaration.
25623 (IS_VALID_TREE_MAP_INDEX): Add define.
25625 2007-01-24 Geoffrey Keating <geoffk@apple.com>
25627 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
25629 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25631 PR middle-end/30447
25632 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
25633 constant argument to cabs and do it without checking for
25634 -funsafe-math-optimizations.
25636 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
25638 * c-common.h (RID_FIRST_CXX0X): New.
25639 (RID_LAST_CXX0X): New.
25640 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
25642 * c.opt (Wc++0x-compat): New.
25643 * doc/invoke.texi (-Wc++0x-compat): Document.
25645 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25647 * builtins.c (fold_builtin_carg): New.
25648 (fold_builtin_1): Use it.
25650 2007-01-24 Jan Hubicka <jh@suse.cz>
25652 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
25654 * ipa-inline.c (initial_insns, max_insns): Delete.
25655 (compute_max_insns): New function.
25656 (cgraph_decide_inlining_of_small_function): Use it; take minimal
25657 amount of insns as base for code growth.
25658 (cgraph_decide_inlining): Make initial_insns local; do not compute
25660 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
25661 * doc/invoke.texi (inline-unit-growth): Update docs.
25663 2007-01-24 Jakub Jelinek <jakub@redhat.com>
25665 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
25666 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
25667 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
25668 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
25669 for CPUs that have PTA_CX16 set.
25671 PR middle-end/27416
25672 * gimplify.c (omp_check_private): New function.
25673 (gimplify_scan_omp_clauses): Use it for
25674 firstprivate/lastprivate/reduction.
25676 PR middle-end/30494
25677 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
25678 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
25680 PR middle-end/30421
25681 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
25682 If lower_lastprivate_clauses emits some statements, append them
25683 to dlist rather than body_p and to body_p append an initializer.
25684 (lower_omp_for): Adjust caller.
25686 2007-01-24 Steve Ellcey <sje@cup.hp.com>
25688 * target.h (globalize_decl_name): New.
25689 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
25690 * output.h (default_globalize_decl_name): New.
25691 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
25693 (globalize_decl): Ditto.
25694 (default_globalize_decl_name): New.
25695 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
25696 (ia64_handle_version_id_attribute): New.
25697 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
25698 (ia64_asm_output_external): Use globalize_decl_name instead
25699 of globalize_label.
25700 * doc/extend.texi (version_id): New pragma.
25701 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
25703 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
25705 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
25706 _uleb128_t and _Unwind_SWord with _sleb128_t.
25707 * unwind-dw2.c (extract_cie_info, execute_stack_op,
25708 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
25710 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
25711 * unwind-pe.h (read_uleb128, read_sleb128,
25712 read_encoded_value_with_base): Likewise.
25713 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
25715 2007-01-24 Richard Guenther <rguenther@suse.de>
25717 * builtins.c (expand_builtin_cexpi): Get the fndecl
25718 for cexp in the correct way.
25720 2007-01-24 Jan Hubicka <jh@suse.cz>
25722 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
25725 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
25727 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
25728 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
25729 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
25730 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
25731 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
25732 __SIZEOF_PTRDIFF_T__.
25733 * doc/cpp.texi: Documentation for the new builtin macros added.
25735 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
25737 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
25738 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
25739 instead of operands[2] to avoid access past the end of array.
25741 2007-01-24 Richard Sandiford <richard@codesourcery.com>
25743 * reload1.c (emit_reload_insns): Pass the reload register
25744 for a non-spill output reload through forget_old_reloads_1.
25746 2007-01-23 Joseph Myers <joseph@codesourcery.com>
25748 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
25749 _SOFT_DOUBLE if doubles use software floating-point.
25750 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
25751 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
25752 * config/rs6000/darwin-ldouble.c: Also compile functions for
25753 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
25754 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
25755 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
25756 commented-out long double override.
25757 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
25758 * config/rs6000/eabispe.h: Likewise.
25759 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
25760 long double for non-SPE.
25761 (rs6000_handle_option): Likewise.
25762 (invalid_e500_subreg): Disallow more subregs involding DImode,
25763 DFmode, TImode or TFmode.
25764 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
25766 (legitimate_lo_sum_address_p): Also check for TFmode for E500
25768 (rs6000_legitimize_address): Also handle TFmode for E500 double.
25769 (rs6000_legitimize_reload_address): Also handle TFmode for E500
25771 (rs6000_legitimate_address): Also check for TFmode for E500
25773 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
25774 (spe_build_register_parallel): Handle TFmode and TCmode.
25775 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
25777 (function_arg): Handle TFmode and TCmode for E500 double.
25778 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
25780 (print_operand): Handle TFmode and TImode for %y.
25781 (rs6000_generate_compare): Handle TFmode comparisons for E500
25783 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
25784 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
25785 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
25786 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
25787 TFmode for E500 double.
25788 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
25789 (floatsidf2): Enable for E500 double.
25790 (movtf_softfloat): Use rs6000_nonimmediate_operand.
25791 (extenddftf2): Change to extenddftf2_fprs.
25792 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
25793 depending on TARGET_E500_DOUBLE.
25794 (extendsftf2): Enable for E500 double.
25795 (trunctfdf2): Enable for E500 double.
25796 (trunctfsf2): Change to trunctfsf2_fprs.
25797 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
25798 depending on TARGET_E500_DOUBLE.
25799 (floatsitf2): Enable for E500 double.
25800 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
25801 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
25802 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
25803 (negtf2): Change to negtf2_internal.
25804 (negtf2): New expander.
25805 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
25806 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
25807 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
25808 (movdi_internal32): Use rs6000_nonimmediate_operand.
25809 (unnamed splitter): Likewise.
25810 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
25811 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
25812 (SPE64TF, DITI): New mode macros.
25813 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
25816 (frob_<mode>_di_2): New.
25817 (frob_tf_di_8_2): New.
25818 (frob_di_df): Change to frob_di_<mode>; allow more modes.
25820 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
25822 (frob_ti_<mode>_8_2): New.
25823 (frob_ti_tf_2): New.
25824 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
25825 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
25827 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
25828 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
25829 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
25830 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
25831 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
25832 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
25835 2007-01-23 Ian Lance Taylor <iant@google.com>
25837 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
25839 (OBJS-archive): Reformat, alphabetize.
25840 (OBJS): Change out_object_file to OBJS-md.
25842 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
25844 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
25845 JUMP_P and CALL_P predicates where applicable.
25846 * config/i386/i386.c: Ditto.
25847 * config/i386/i386.md: Ditto.
25848 * config/i386/mmx.md: Ditto.
25849 * config/i386/predicates.md: Ditto.
25851 2007-01-22 Andreas Schwab <schwab@suse.de>
25853 * config/m68k/m68k.h: Fix comment.
25855 2007-01-22 Jan Hubicka <jh@suse.cz>
25857 * passes.c (init_optimization_passes): Do not rerun
25858 pass_early_warn_uninitialized.
25860 2007-01-22 Richard Guenther <rguenther@suse.de>
25862 PR tree-optimization/30038
25863 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
25865 (execute_cse_sincos_1): Likewise.
25866 (execute_cse_sincos): Likewise.
25867 (gate_cse_sincos): Likewise.
25868 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
25869 the cexpi() canonicalization of sincos().
25870 * tree-pass.h (pass_cse_sincos): Declare.
25871 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
25873 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
25875 PR rtl-optimization/29329
25876 * combine.c (replaced_rhs_insn): Rename to i2mod.
25877 (replaced_rhs_value): Rename to i2mod_new_rhs.
25878 (i2mod_old_rhs): New global variable.
25879 (combine_instructions): Adjust for above change. Save a copy of
25880 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
25881 note are substituted in the second instruction.
25882 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
25883 ditch the note if it pertains to the second eliminated register
25884 and this register is mentioned in i2mod_old_rhs.
25887 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
25889 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
25890 the insn to which the note was originally attached.
25892 2007-01-21 Jan Hubicka <jh@suse.cz>
25894 * ipa-inline.c (inlining_mode): Comment, move up.
25895 (cgraph_decide_inlining_incrementally): Do not perform inlining
25896 itself; fix handling of flattening of self recursive functions.
25897 (cgraph_find_cycles): Remove.
25898 (cgraph_flatten_node): Remove.
25899 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
25900 (try_inline): New function.
25901 (cgraph_early_inlining): Update call of
25902 cgraph_decide_inlining_incrementally. Apply inlining here.
25903 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
25905 2007-01-21 Dirk Mueller <dmueller@suse.de>
25908 * tree-vrp.c (check_array_bounds): do not warn
25909 about ADDR_EXPR's of ARRAY_REF's which are immediately
25910 used in binary expressions.
25912 2007-01-21 Ira Rosen <irar@il.ibm.com>
25914 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
25915 read_write_dep and macros for its access.
25916 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
25917 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
25918 argument, call vect_check_interleaving for every independent pair of
25919 data-refs. Mark loads that access the same memory location as a store
25921 (vect_check_dependences): Remove.
25922 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
25923 call, fix the call to vect_analyze_data_ref_dependence.
25924 (vect_analyze_data_ref_access): For statements that access the same
25925 data-ref, check that they are not stores; for loads, check that there
25926 is no store that access the same location.
25928 2007-01-20 Roger Sayle <roger@eyesopen.com>
25929 Joseph Myers <joseph@codesourcery.com>
25931 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
25932 (-fdump-rtl-stack): Likewise.
25933 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
25934 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
25935 (-mpt-fixed): Use @minus{} for minus sign.
25936 (Using Precompiled Headers): Fix under/overfull hbox.
25938 2007-01-20 Jan Hubicka <jh@suse.cz>
25940 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
25941 place within annotation.
25943 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25945 * pa.c (output_move_double): Change array size of xoperands to 4.
25947 2007-01-20 Jan Hubicka <jh@suse.cz>
25949 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
25952 2007-01-19 Ian Lance Taylor <iant@google.com>
25954 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
25955 constant to unsigned HOST_WIDE_INT before negating.
25957 2007-01-19 Ian Lance Taylor <iant@google.com>
25959 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
25961 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
25962 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
25963 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
25964 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
25965 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
25966 (realloc_vdef, realloc_vuse): Change second parameter to
25968 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
25969 fields to unsigned.
25970 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
25971 unsigned. Change x and lim locals to unsigned.
25972 (realloc_vdef, realloc_vuse): Change num_elem parameter to
25974 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
25975 (copy_virtual_operands): Change i and n locals to unsigned.
25977 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25979 PR middle-end/29335
25980 * builtins.c (fold_builtin_1): Handle builtin fdim.
25982 2007-01-20 Jan Hubicka <jh@suse.cz>
25984 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
25985 * tree-ssa-structalias.c (compute_points_to_sets): Do call
25986 init_alias_heapvars.
25987 (init_alias_heapvars): Initialize only when not already initialized.
25988 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
25990 2007-01-19 Roger Sayle <roger@eyesopen.com>
25992 * common.opt (fsigned-zeros): New command line option.
25993 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
25994 of flag_unsafe_math_optimizations.
25995 * opts.c (set_fast_math_flags): The -ffast-math command line option
25996 implies -fno-signed-zeros.
25997 (fast_math_flags_set_p): Likewise.
25999 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
26000 the documentation of -ffast-math appropriately. Wrap long lines.
26002 2007-01-19 Steve Ellcey <sje@cup.hp.com>
26004 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
26005 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
26007 2007-01-19 Tomas Bily <tbily@suse.cz>
26009 * cgraphunit.c (cgraph_finalize_function): Updating of pid
26011 (tree_init_ic_make_global_vars): New function
26012 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
26013 (tree_gen_ic_profiler): New function
26014 (tree_gen_ic_func_profiler): New function
26015 (tree_profiling): Added calling of tree_gen_ic_func_profiler
26016 (tree_profile_hooks): Added hook for indirec/virtual calls
26017 * value-prof.c (tree_find_values_to_profile): New case for
26019 (tree_values_to_profile): Call for determining indirect/virtual
26021 (tree_indirect_call_to_profile): New function
26022 (tree_ic_transform): New function
26023 (tree_ic): New function
26024 (find_func_by_pid): New function
26025 (init_pid_map): New function
26026 (tree_value_profile_transformations): Added check for
26027 indirect/virtual call transformation
26028 * value-prof.h (enum hist_type): New counter type for
26029 indirect/virtual calls
26030 (profile_hooks): Added new hook for profiling indirect/virtual
26032 * profile.c (instrument_values): New case for indirect/virtual
26034 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
26035 (GCOV_COUNTER_V_INDIR): New counter type
26036 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
26037 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
26039 * cgraph.c: Definition of cgraph_max_pid
26040 (cgraph_create_node): Default init of pid attribute
26041 * cgraph.h: Declaration of cgraph_max_pid
26042 (struct cgraph_node): Added pid attribute
26043 * libgcov.c (__gcov_indirect_call_profiler): New function
26044 (__gcov_one_value_profiler_body): New function
26045 (__gcov_one_value_profiler): Body was moved to
26046 __gcov_one_value_profiler_body and calls it
26048 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
26050 * doc/gty.texi (Options): Document the mark_hook option to GTY.
26051 * gengtype.c (write_types_data, write_func_for_structure,
26052 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
26053 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
26054 (walk_type, write_func_for_structure): Generate the mark_hook if
26057 2007-01-19 Jan Hubicka <jh@suse.cz>
26059 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
26060 'early' argument take inlining mode argument specifying whether to
26061 inline for size/speeed or all functions; add support for flattening;
26063 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
26065 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26068 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
26069 the name of the declared identifier.
26071 2007-01-19 Dirk Mueller <dmueller@suse.de>
26073 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
26074 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
26075 duplicate evaluation.
26077 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
26079 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
26080 Macroize expander using X87MODEF12 mode macro. Extend operand 1
26081 to XFMode, use acosxf2 and truncate result to requested mode.
26082 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
26083 (asin<mode>2): Similarly, with asin expanders.
26084 (*fscalexf4_i387): Rename from *fscalexf4.
26085 (expNcorexf3): New expander.
26086 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
26087 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
26088 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
26089 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
26090 patterns for SSE math.
26091 (exp10<mode>2): Similarly, with exp10 expanders.
26092 (exp2<mode>2): Similarly, with exp2 expanders.
26093 (expm1<mode>2): Similarly, with expm1 expanders.
26094 (ldexp<mode>3): Similarly, with ldexp expanders.
26095 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
26096 Use gen_truncxf<mode>2_i387_noop to truncate result.
26098 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26100 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
26101 for ColdFire targets.
26103 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
26104 Richard Sandiford <richard@codesourcery.com>
26106 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
26107 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
26108 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
26109 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
26110 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
26111 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
26113 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26115 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
26116 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
26117 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
26118 (*adddi_dilshr32_cf): New pattern.
26119 (adddi3, subdi3): Remove first alternatives.
26121 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26123 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
26124 implemented using move.l, do not use its cc result for floating-point
26127 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26129 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
26130 from accepting 's' constraints if flag_pic.
26132 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26134 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
26135 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
26136 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
26137 condition from TARGET_68881 to TARGET_HARD_FLOAT.
26139 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
26141 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
26142 ColdFire alternatives.
26143 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
26144 * config/m68k/m68k.md (clzsi2): Define for ColdFire
26145 architectures that support ff1 instruction.
26147 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26148 Julian Brown <julian@codesourcery.com>
26150 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
26151 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
26152 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
26155 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26157 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
26159 (output_move_const_into_data_reg, output_move_simode_const): Delete.
26160 * config/m68k/m68k.c (const_method, const_int_cost): Take a
26161 HOST_WIDE_INT instead of an rtx.
26162 (m68k_rtx_costs): Update call accordingly.
26163 (output_move_const_into_data_reg): Likewise. Fix formatting.
26164 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
26166 (output_move_simode_const): Update calls after above changes.
26167 Rework to use automatic variables and predicates like MEM_P.
26168 * config/m68k/m68k.md (pushexthisi_const): Update call to
26171 2007-01-19 Dirk Mueller <dmueller@suse.de>
26173 * tree-ssa-alias.c (perform_var_substitution): Fix typo
26174 in dump_flags test.
26176 2007-01-19 Richard Guenther <rguenther@suse.de>
26178 * builtins.c (expand_builtin_cexpi): Fall back to expanding
26179 via cexp in case sincos is not available.
26181 2007-01-19 Richard Guenther <rguenther@suse.de>
26183 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
26184 * defaults.h (TARGET_HAS_SINCOS): Default to off.
26185 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
26186 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
26187 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
26188 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
26189 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
26190 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
26192 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
26194 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
26196 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
26197 (atan2xf3): Directly generate RTL pattern.
26198 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
26199 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
26200 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
26201 disable patterns for SSE math.
26202 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
26203 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
26204 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
26205 disable patterns for SSE math.
26207 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
26209 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
26211 2007-01-18 Roger Sayle <roger@eyesopen.com>
26213 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
26214 VIEW_CONVERT_EXPR to the same type as it's operand.
26216 2007-01-18 David Edelsohn <edelsohn@gnu.org>
26218 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
26219 configured for long double 128.
26221 2007-01-18 Mike Stump <mrs@apple.com>
26223 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
26226 2007-01-18 Michael Meissner <michael.meissner@amd.com>
26228 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
26231 2007-01-18 Jan Hubicka <jh@suse.cz>
26233 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
26234 greater than NUM_VOP_FREE_BUCKETS.
26236 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
26238 * tree-ssa-structalias.c: Update comments.
26239 (ptabitmap_obstack): Removed.
26240 (pta_obstack): New.
26241 (oldpta_obstack): Ditto.
26242 (stats): Add a few members.
26243 (struct variable_info): Remove node, complex, address_taken, and
26244 indirect_target members. Add oldsolution member.
26245 (new_var_info): Do not initialize removed members.
26246 (constraint_expr_type): Remove INCLUDES.
26247 (constraint_graph): Add size, implicit_preds, rep,
26248 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
26249 (FIRST_REF_NODE): New macro.
26250 (LAST_REF_NODE): Ditto.
26251 (FIRST_ADDR_NODE): Ditto.
26252 (find): New function.
26254 (dump_constraint): Do not handle INCLUDES.
26255 (insert_into_complex): Do not insert duplicate constraints.
26256 (condense_varmap_nodes): Renamed and rewritten into ...
26257 (merge_node_constraints): This. Also fix bug in handling of
26258 offseted copy constraints.
26259 (clear_edges_for_node): No longer need to deal with preds at all,
26260 or removing associated preds/succs.
26261 (merge_graph_nodes): Deal with indirect_cycles.
26262 Don't deal with predecessors.
26263 (add_implicit_graph_edge): New function.
26264 (add_pred_graph_edge): Ditto.
26265 (add_graph_edge): Don't deal with predecessors.
26266 (build_constraint_graph): Removed.
26267 (build_pred_graph): New function.
26268 (build_succ_graph): Ditto.
26269 (struct scc_info): Removed in_component. Added roots, dfs, and
26270 node_mapping. Remove visited_index, unification_queue.
26271 (scc_visit): Deal with union-find we do now.
26272 Deal with cycles with REF nodes.
26273 (collapse_nodes): Renamed and rewritten to ...
26274 (unify_nodes): This.
26275 (process_unification_queue): Removed.
26276 (topo_visit): Cleanup
26277 (do_da_constraint): Use find.
26278 (do_sd_constraint): Ditto.
26279 (do_ds_constraint): Ditto.
26280 (do_complex_constraint): Ditto.
26281 (init_scc_info): Update for removed and added members.
26282 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
26283 (find_indirect_cycles): This.
26284 (equivalence_class): New variable.
26285 (label_visit): New function.
26286 (perform_variable_substitution): Rewritten.
26287 (free_var_substitution_info): New function.
26288 (find_equivalent_node): Ditto.
26289 (move_complex_constraints): Ditto.
26290 (eliminate_indirect_cycles): Ditto.
26291 (solve_graph): Only propagate changed bits.
26292 Use indirect cycle elimination.
26294 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
26295 (tree_id_eq): Renamed to ...
26296 (tree_vi_eq): This. Update for member change
26297 (insert_id_for_tree): Renamed and rewritten to ...
26298 (insert_vi_for_tree): This.
26299 (lookup_id_for_tree): Renamed and rewritten to ...
26300 (lookup_vi_for_tree): This.
26301 (get_id_for_tree): Renamed and rewritten to ...
26302 (get_vi_for_tree): Ditto.
26303 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
26304 (process_constraint): Don't handle INCLUDES.
26305 Remove special ADDRESSOF case.
26306 (find_func_aliases): Rewrite to use vi functions instead of id
26308 (create_function_info_for): Ditto.
26309 (create_variable_info_for): Ditto.
26310 (intra_create_variable_infos): Ditto.
26311 (merge_smts_into): Ditto.
26312 (find_what_p_points_to): Ditto.
26313 (init_base_vars): Ditto.
26314 (init_alias_vars): Ditto.
26315 (remove_preds_and_fake_succs): New function.
26316 (dump_sa_points_to_info): Dump new stats.
26317 (dump_solution_for_var): Use find.
26318 (set_used_smts): Fix formatting.
26319 (compute_points_to_sets): Updated for new functions.
26320 (ipa_pta_execute): Ditto.
26322 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
26323 Richard Sandiford <richard@codesourcery.com>
26325 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
26327 * calls.c (expand_call): If the return value is a PARALLEL,
26328 extract its first member.
26329 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
26330 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
26331 use FUNCTION_EXTRA_EPILOGUE.
26332 (m68k_function_value): Return a PARALLEL if the return value
26333 is of a pointer type.
26334 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
26335 (FUNCTION_EXTRA_EPILOGUE): Remove.
26336 * config/m68k/m68k.md (D0_REG): New constant.
26338 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
26340 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
26341 output a NOP for empty epilogues.
26343 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26345 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
26346 before function. Extend register save check to include all
26347 registers, not just integer ones.
26349 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
26351 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
26352 (m68k_use_return_insn): ...this.
26353 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
26354 * config/m68k/m68k.c (use_return_insn): Rename to...
26355 (m68k_use_return_insn): ...this.
26356 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
26357 of USE_RETURN_INSN.
26359 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
26361 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
26362 nearest even, fix denormal rounding overflow.
26364 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26366 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
26367 f%$smove and f%$move.
26368 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
26369 (extendsfdf2_cf): Use fdmove instead of f%&move.
26370 (truncdfsf2_cf): Use fsmove instead of f%$smove.
26371 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
26373 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26375 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
26378 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26380 * real.h (real_format): Add a canonical_nan_lsbs_set field.
26381 (coldfire_single_format): Declare.
26382 (coldfire_double_format): Likewise.
26383 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
26384 of qnan_msb_set to determine the lower bits of a canonical
26386 (encode_ieee_double): Likewise.
26387 (encode_ieee_quad): Likewise.
26388 (ieee_single_format): Initialize canonical_nan_lsbs_set.
26389 (mips_single_format): Likewise.
26390 (ieee_double_format): Likewise.
26391 (mips_double_format): Likewise.
26392 (ieee_extended_motorola_format): Likewise.
26393 (ieee_extended_intel_96_format): Likewise.
26394 (ieee_extended_intel_128_format): Likewise.
26395 (ieee_extended_intel_96_round_53_format): Likewise.
26396 (ibm_extended_format): Likewise.
26397 (mips_extended_format): Likewise.
26398 (ieee_quad_format): Likewise.
26399 (mips_quad_format): Likewise.
26400 (vax_f_format): Likewise.
26401 (vax_d_format): Likewise.
26402 (vax_g_format): Likewise.
26403 (i370_single_format): Likewise.
26404 (i370_double_format): Likewise.
26405 (decimal_single_format): Likewise.
26406 (decimal_double_format): Likewise.
26407 (decimal_quad_format): Likewise.
26408 (c4x_single_format): Likewise.
26409 (c4x_extended_format): Likewise.
26410 (real_internal_format): Likewise.
26411 (coldfire_single_format): New real_format.
26412 (coldfire_double_format): Likewise.
26413 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
26414 canonical_nan_lsbs_set.
26415 (pdp11_d_format): Likewise.
26416 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
26417 if TARGET_COLDFIRE_CPU.
26419 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26421 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
26422 (output_call, m68k_legitimize_call_address): Declare.
26423 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
26424 parenthesees. Add support for a 'W' constraint.
26425 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
26426 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
26427 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
26428 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
26430 (override_options): Initialize them. Do not set flag_no_function_cse
26431 for TARGET_ID_SHARED_LIBRARY.
26432 (m68k_output_pic_call): Delete.
26433 (m68k_legitimize_call_address): New function.
26434 (print_operand): Remove the %o prefix. Handle the %p prefix.
26435 (output_call): New function.
26436 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
26437 target address from the GOT if symbolic jumps are not allowed.
26438 * config/m68k/m68k.md (call, general_operand): Do not set
26439 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
26440 Merge separate flag_pic and !flag_pic define_insns into...
26441 (*call, *call_value): ...these new patterns. Match the address
26442 rather than the containing MEM and require it to be a call_operand.
26443 Use output_call to generate the asm template.
26444 * config/m68k/predicates.md (const_call_operand): New predicate.
26445 (call_operand): Likewise.
26447 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
26449 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
26450 (STACK_GROWS_DOWNWARD): Define to 1.
26451 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
26452 comments, emphasizing that these values are only defaults.
26453 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
26454 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
26456 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26458 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
26460 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
26461 Richard Sandiford <richard@codesourcery.com>
26463 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
26464 (FP_REGNO_P): New macros.
26465 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
26466 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
26467 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
26468 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
26470 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
26472 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
26473 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
26475 * config/m68k/t-floatlib: New file, extracting common code from...
26476 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
26477 * config/m68k/t-uclinux: Here.
26478 * config/m68k/fpgnulib.c: Do not compile extendeed precision
26479 routines on ColdFire targets.
26481 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
26483 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
26484 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
26485 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
26486 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
26487 explicitly set MOTOROLA to 1.
26488 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
26490 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26491 Nathan Sidwell <nathan@codesourcery.com>
26493 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
26494 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
26495 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
26496 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
26497 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
26498 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
26499 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
26500 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
26501 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
26502 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
26503 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
26504 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
26505 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
26506 (DBX_REGISTER_NUMBER): Delete.
26507 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
26508 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
26509 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
26511 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26513 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
26514 * config/flat.h: New file.
26515 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
26516 OBJECT_FORMAT_FLAT.
26517 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
26518 indirect references for -msep-data or -mid-shared-library.
26519 Do not use PC-relative code addresses either.
26520 * config/m68k/m68k.c (override_options): Restrict -fPIC error
26522 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
26523 for shared libraries and crt1.o for executables. Use crti.o and
26525 (ENDFILE_SPEC): Use crtend.o and crtn.o.
26526 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
26527 Do not add -elf2flt or -shared-lib-id options here.
26528 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
26529 Pass -shared-lib-id if -mid-shared-library, taking the library
26530 identifier from -mshared-library-id if given, otherwise
26532 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
26533 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
26534 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
26535 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
26536 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
26537 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
26539 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
26540 jump sequence for ISA A and ISA A+.
26541 (PICJUMP): Likewise.
26543 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26545 * config.gcc (m68k-*-uclinux*): Base the port on the common
26546 and m68k GNU/Linux files rather than on the generic ELF ones.
26547 * config/m68k/uclinux.h (TARGET_VERSION): Override.
26548 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
26550 2007-01-18 Julian Brown <julian@codesourcery.com>
26551 Richard Sandiford <richard@codesourcery.com>
26553 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
26554 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
26555 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
26557 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
26558 80 unconditionally.
26559 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
26561 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26563 * doc/install.texi: Document m68k-uclinuxoldabi.
26564 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
26565 * config/m68k/uclinux-oldabi.h: New file, copied from
26566 config/m68k/uclinux.h.
26568 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
26570 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
26571 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
26572 (m32r_compute_frame_size): Use unsigned for regno.
26573 (m32r_reload_lr): Use gen_frame_mem.
26575 (m32r_output_function_epilogue): Don't output the function epilogue
26577 (m32r_expand_epilogue): New.
26578 (direct_return): Return false if the function has the interrupt
26580 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
26581 * config/m32r/m32r.md (epilogue): New expander.
26582 (return_lr, return_rte): New insns.
26583 (return): Make it expander.
26584 (return_normal): New expander.
26586 2007-01-18 Josh Conner <jconner@apple.com>
26589 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
26590 support for UNLE, UNLT, UNGE, and UNGT.
26592 2007-01-18 Jan Hubicka <jh@suse.cz>
26594 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
26595 * tree-tailcall (add_virtual_phis): Likewise.
26596 (optimize_tail_call): Return TODOs.
26597 (execute_tail_calls): Return TODOs.
26598 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
26599 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
26601 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
26602 Cleanup cfg using TODO.
26603 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
26604 * passes.c (execute_function_todo): When cleanup did something, remove
26606 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
26607 (make_edges): Don't cleanup_cfg.
26609 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
26611 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
26612 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
26613 operate on the top of stack.
26614 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
26615 register handling of instructions that output to the second
26617 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
26618 (move_for_stack_reg): Special-case check for dead destination
26619 stack slot for constant load of 1.0 inside UNSPEC_TAN.
26621 * config/i386/i386.md (UNSPEC_TAN): New constant.
26622 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
26623 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
26624 to correctly model move of constant 1.0 to top stack slot.
26625 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
26626 (unnamed peephole2 pattern): Remove corresponding peephole2
26627 pattern that optimizes tan insn and loading of constant 1.0.
26628 (tanxf2): Use fptanxf4_i387.
26629 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
26630 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
26631 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
26632 disable patterns for SSE math.
26633 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
26634 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
26636 2007-01-18 Dirk Mueller <dmueller@suse.de>
26637 Richard Guenther <rguenther@suse.de>
26640 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
26641 * common.opt (Warray-bounds): Add new warning option.
26642 * c-opts.c (c_common_handle_option): Define -Warray-bounds
26644 * Makefile.in: make tree-vrp.o depend on toplev.h
26645 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
26647 (check_array_refs, check_array_bounds, check_array_ref): New.
26649 2007-01-18 Jan Hubicka <jh@suse.cz>
26651 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
26652 (execute_ssa_ccp): Return flags conditionally.
26653 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
26655 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
26657 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
26659 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
26660 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
26662 * Makefile.c (GTFILES): Add cfglayout.h.
26663 * gengtype.c (open_base_files): Likewise.
26664 * cfglayout.c (cfg_layout_function_footer,
26665 cfg_layout_function_header) Reindent to make gengtype happy.
26666 * cfglayout.h (cfg_layout_function_footer,
26667 cfg_layout_function_header): Add GTY(()) marker.
26669 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
26671 2007-01-18 Ben Elliston <bje@au.ibm.com>
26673 * genautomata.c (write_automata): Include xstrerror output in the
26674 error message if writing the DFA description file fails.
26676 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
26678 * config/mips/mips-protos.h (mips_output_external): Make it
26680 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
26681 * config/mips/mips.c (irix_output_external_libcall): Likewise.
26682 (extern_list): Likewise.
26683 (extern_head): Likewise.
26684 (TARGET_ASM_FILE_END): Likewise.
26685 (mips_file_end): Likewise.
26686 (mips_output_external): Rewritten.
26688 2007-01-18 Ben Elliston <bje@au.ibm.com>
26690 * genpreds.c (write_insn_preds_c): Only write out the function
26691 body for regclass_for_constraint if we have register constraints.
26693 2007-01-17 Tom Tromey <tromey@redhat.com>
26695 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
26696 * doc/install.texi (Testing): Use sourceware.org.
26697 (Binaries): Likewise.
26698 (Specific): Likewise.
26699 * doc/contrib.texi (Contributors): Use sourceware.org.
26701 2007-01-17 Anatoly Sokolov <aesok@post.ru>
26703 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
26704 (AVR_ENHANCED): Rename to ...
26705 (AVR_HAVE_MUL): ... new.
26706 (avr_enhanced_p): Rename to ...
26707 (avr_have_mul_p): ... new.
26708 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
26709 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
26710 * config/avr/avr.c (avr_enhanced_p): Rename to ...
26711 (avr_have_mul_p): ... new.
26712 (base_arch_s): Rename 'enhanced' to 'have_mul'.
26713 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
26714 'avr_enhanced_p' and 'enhanced'.
26715 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
26716 AVR_HAVE_MUL instead of AVR_ENHANCED.
26717 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
26718 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
26719 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
26720 instead of AVR_ENHANCED.
26721 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
26722 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
26723 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
26725 2007-01-17 Ian Lance Taylor <iant@google.com>
26727 * vec.h (VEC_reserve_exact): Define.
26728 (vec_gc_p_reserve_exact): Declare.
26729 (vec_gc_o_reserve_exact): Declare.
26730 (vec_heap_p_reserve_exact): Declare.
26731 (vec_heap_o_reserve_exact): Declare.
26732 (VEC_OP (T,A,reserve_exact)): New static inline function, three
26734 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
26735 negative parameter.
26736 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
26737 (VEC_OP (T,A,copy)) [all versions]: Likewise.
26738 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
26739 * vec.c (calculate_allocation): Add exact parameter. Change all
26741 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
26742 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
26743 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
26744 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
26745 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
26746 (vec_heap_p_reserve_exact): New function.
26747 (vec_heap_o_reserve_exact): New function.
26749 2007-01-17 Jan Hubicka <jh@suse.cz>
26751 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
26753 2007-01-17 Eric Christopher <echristo@apple.com>
26755 * config.gcc: Support core2 processor.
26757 2007-01-16 Jan Hubicka <jh@suse.cz>
26759 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
26760 the names, just unlink the chain so we don't crash on dangling
26764 2007-01-16 Jan Hubicka <jh@suse.cz>
26766 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
26767 * tree-pass.h: Reorder to make IPA passes appear toegher.
26768 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
26770 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
26771 parameters, do not call early inliner.
26772 * ipa-inline.c: Update comments. Include tree-flow.h
26773 (cgraph_decide_inlining): Do not compute inlining parameters.
26774 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
26775 be called with function context set up.
26776 (pass_ipa_inline): Remove unreachable functions before pass.
26777 (cgraph_early_inlining): Simplify assuming to be called from the
26779 (pass_early_inline): New pass.
26780 (cgraph_gate_ipa_early_inlining): New gate.
26781 (pass_ipa_early_inline): Turn into simple wrapper.
26782 (compute_inline_parameters): New function.
26783 (gate_inline_passes): New gate.
26784 (pass_inline_parameters): New pass.
26785 (apply_inline): Move here from tree-optimize.c
26786 (pass_apply_inline): New pass.
26787 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
26789 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
26790 doing them by hand.
26791 (tree_function_versioning): Do not allocate dummy struct function.
26792 * tree-inline.h (optimize_inline_calls): Update prototype.
26793 * tree-optimize.c (execute_fixup_cfg): Export.
26794 (pass_fixup_cfg): Remove
26795 (tree_rest_of_compilation): Do not apply inlines.
26796 * tree-flow.h (execute_fixup_cfg): Declare.
26797 * Makefile.in (gt-passes.c): New.
26798 * passes.c: Include gt-passes.h
26799 (init_optimization_passes): New passes.
26800 (nnodes, order): New static vars.
26801 (do_per_function_toporder): New function.
26802 (execute_one_pass): Dump current pass here.
26803 (execute_ipa_pass_list): Don't dump current pass here.
26805 2007-01-16 Janis Johnson <janis187@us.ibm.com>
26807 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
26808 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
26810 2007-01-16 David Edelsohn <edelsohn@gnu.org>
26812 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
26813 (strong_alias): Define.
26814 (__gcc_qmul): Provide non-FMA for soft-float.
26815 (__gcc_qdiv): Same.
26820 (__gcc_qunord): New.
26830 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
26831 soft-float functions.
26832 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
26833 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
26834 about long double soft float.
26836 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
26837 Tehila Meyzels <tehila@il.ibm.com>
26839 * tree-vectorizer.h (is_pattern_stmt_p): New.
26840 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
26841 formatting (tabs instead of spaces). Cleanup and clarify setting
26842 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
26843 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
26844 (vectorizable_type_demotion): Check that types are integral.
26845 (vectorizable_type_promotion): Likewise.
26846 (vectorizable_store): Fix typo. Eliminate new-line at end of
26849 2007-01-16 Jan Hubicka <jh@suse.cz>
26851 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
26854 2007-01-15 Eric Christopher <echristo@apple.com>
26856 * ifcvt.c: Include vec.h, vecprim.h.
26857 (check_cond_move_block): New argument regs.
26858 Reorganize. Add registers used to regs.
26859 (cond_move_process_if_block): Use regs set above as
26862 2007-01-15 Eric Christopher <echristo@apple.com>
26864 * config/darwin.h: Update copyright.
26865 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
26866 (LINK_COMMAND_SPEC): Add -u.
26867 (LINK_SPEC): Fix umbrella for above.
26869 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
26871 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
26874 2007-01-15 Tom Tromey <tromey@redhat.com>
26876 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
26877 * doc/install.texi (Testing): Don't mention jacks.
26878 (Configuration): Document --enable-java-maintainer-mode. Move
26879 --with-java-home to libgcj-specific section. Document
26881 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
26883 2007-01-15 Jan Hubicka <jh@suse.cz>
26885 * tree-ssa-dce.c (DCE_TODOs): New.
26886 (propagate_necessity): Return if something changed.
26887 (eliminate_unnecessary_stmts): Likewise.
26888 (perform_tree_ssa_dce): Return TODO flags when needed.
26889 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
26891 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
26893 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
26894 (fyl2x_extend<mode>xf3_i387): New insn pattern.
26895 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
26896 patterns using X87MODEF12 mode macro. Extend operand 1
26897 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
26898 (log10<mode>2): Ditto.
26899 (log2<mode>2): Ditto.
26900 (log1p<mode>2): Ditto.
26901 (logb<mode>2): Ditto.
26902 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
26903 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
26904 (*fxtractxf3_i387): Rename from *fxtractxf3.
26905 (fxtract_extend<mode>xf3_i387): New insn pattern.
26906 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
26907 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
26908 and gen_fyl2xxf3_i387().
26910 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
26912 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
26913 * cfgloopmanip.c (fix_loop_placement): Made static. Use
26914 get_loop_exit_edges. Changed return type to bool.
26915 * cfgloop.h (fix_loop_placement): Declaration removed.
26917 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
26919 * param.h (MIN_VECT_LOOP_BOUND): New.
26920 * params.def (MIN_VECT_LOOP_BOUND): New.
26921 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
26922 argument - minimum threshold for number of iterations.
26923 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
26924 argument to declaration.
26925 * tree-vect-analyze.c (vect_analyze_operations): Check value of
26926 MIN_VECT_LOOP_BOUND.
26927 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
26928 slpeel_tree_peel_loop_to_edge with additional argument.
26929 (vect_do_peeling_for_alignment): Likewise.
26930 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
26932 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
26935 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
26936 operands of size 1.
26938 2007-01-14 Jan Hubicka <jh@suse.cz>
26940 * tree-dfa.c (remove_referenced_var): New function.
26941 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
26942 prune referenced vars list too.
26943 * tree-flow.h (remove_referenced_var): Declare.
26945 2007-01-14 Jan Hubicka <jh@suse.cz>
26947 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
26949 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
26950 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
26951 * except.h (verify_eh_throw_table_statements): Kill prototype.
26952 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
26953 into call exrepssions.
26954 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
26956 * tree-cfg.c: Include pointer-set.h.
26957 (verify_node_sharing): Work on pointer set.
26958 (verify_eh_throw_stmt_node): New.
26959 (verify_stmts): Use pointers sets, verify throw_stmt.
26961 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
26963 * ipa-reference.c (analyze_function): Consider also addresses taken
26966 2007-01-12 Roger Sayle <roger@eyesopen.com>
26968 * c-typeck.c (null_pointer_constant_p): Replace use of
26969 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
26970 (build_c_cast): Likewise.
26972 2007-01-12 Roger Sayle <roger@eyesopen.com>
26974 * tree.h (force_fit_type_double): Remove unused final argument.
26975 * c-common.c (constant_expression_warning): Replace use of
26976 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
26977 (convert_and_check): Likewise.
26978 (shorten_compare): Update call to force_fit_type_double.
26979 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
26980 * convert.c (convert_to_pointer): Update call to
26981 force_fit_type_double.
26982 * fold-const.c (force_fit_type_double): Remove overflowed_const
26984 (int_const_binop, fold_convert_const_int_from_int,
26985 fold_convert_const_int_from_real, fold_div_compare,
26986 fold_sign_changed_comparison, fold_unary, fold_negate_const,
26987 fold_abs_const, fold_not_const): Remove the final argument from
26988 calls to force_fit_type_double.
26990 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
26992 * configure.ac: Set insn to "nop" for spu-*-* also.
26993 * configure: Regenerate.
26995 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
26997 * builtins.def : Add BUILT_IN_FREE.
26999 2007-01-12 Jan Hubicka <jh@suse.cz>
27001 PR tree-optimization/30443
27002 * tree-inline.c (tree_function_versioning): Do not optimize when
27003 cloning for inlining.
27005 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
27007 * doc/loop.texi: Document recording of loop exits.
27008 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
27009 (update_single_exits_after_duplication,
27010 update_single_exit_for_duplicated_loop,
27011 update_single_exit_for_duplicated_loops): Removed.
27012 (duplicate_loop_to_header_edge): Do not call
27013 update_single_exits_after_duplication and
27014 update_single_exit_for_duplicated_loops.
27015 (loop_version): Do not update single_exit information.
27016 (fix_loop_structure): Use record_loop_exits instead of
27017 mark_single_exit_loops.
27018 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
27019 the lists of loop exits.
27020 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
27021 split_edge, merge_blocks): Update the lists of loop exits.
27022 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
27023 loop_optimizer_init.
27024 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
27025 of mark_single_exit_loops.
27026 (loop_optimizer_finalize): Call release_recorded_exits.
27027 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
27028 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
27029 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
27030 update single exit information.
27031 * lambda-code.c (perfect_nestify): Ditto.
27032 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
27033 (mark_single_exit_loops): Removed.
27034 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
27035 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
27036 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
27038 (get_loop_exit_edges, single_exit): Use recorded exit lists.
27039 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
27040 (verify_loop_structure): Verify consistency of the exit lists.
27041 (flow_loops_find): Use alloc_loop. Initialize exits hash.
27042 (set_single_exit): Removed.
27043 * cfgloop.h (struct loop_exit): New function.
27044 (struct loop): single_exit_ field replaced by exits field.
27045 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
27046 LOOPS_HAVE_RECORDED_EXITS.
27047 (struct loops): Added exits hash.
27048 (mark_single_exit_loops, set_single_exit): Declaration removed.
27049 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
27051 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27053 * doc/invoke.texi: Avoid use of @headitem.
27055 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27057 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
27059 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27061 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
27064 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
27065 Richard Sandiford <richard@codesourcery.com>
27067 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
27068 * config/m68k/m68k.opt: Resort options.
27069 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
27071 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
27072 Richard Sandiford <richard@codesourcery.com>
27074 * doc/invoke.texi: Document the macros that are defined by
27075 m68k's -mtune and -mhard-float options.
27076 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
27077 (m68k_cpp_cpu_family): Likewise.
27078 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
27079 of __ucfv*__ macros. Define __mcffpu__ if generating code for
27080 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
27081 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
27082 (m68k_cpp_cpu_family): Likewise.
27084 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27086 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
27087 macros besides mc68000 as tuning macros. Use a switch statement
27088 to set them and mcpu32.
27090 2007-01-12 Julian Brown <julian@codesourcery.com>
27092 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
27093 (TARGET_68040_ONLY): Rename to...
27094 (TARGET_68040): ...this.
27095 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
27096 * config/m68k/m68k.md: Likewise.
27098 2007-01-12 Julian Brown <julian@codesourcery.com>
27099 Nathan Sidwell <nathan@codesourcery.com>
27100 Richard Sandiford <richard@codesourcery.com>
27102 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
27103 the -mcpu= argument associated with the --with-cpu setting.
27104 Define M68K_DEFAULT_TUNE to the default -mtune= option,
27105 if different from the one implied by the -mcpu setting.
27106 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
27107 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
27108 * doc/invoke.texi: Mention ColdFire in the introduction to the
27109 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
27110 -mno-div and -mhard-float options. Make -m68881 a synonym for
27111 -mhard-float. Document the previously-undocumented -m5206e,
27112 -m528x, -m5307 and -m5407 options. Tweak the existing option
27113 documentation for consistency.
27114 * doc/install.texi: Mention new --with-cpu arguments.
27115 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
27116 default CPU if neither -mcpu nor -march are specified.
27117 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
27118 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
27119 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
27120 using m68k_tune to decide between families that implement the
27121 same ISA. Use m68k_tune to set __mcfv4e__.
27122 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
27123 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
27124 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
27125 (FL_ISA_C, FL_ISA_MMU): New macros.
27126 (MASK_COLDFIRE): Delete.
27127 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
27128 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
27129 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
27130 (TARGET_HARD_FLOAT): Do not define here.
27131 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
27132 (TUNE_68000): New macro.
27133 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
27134 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
27135 (TUNE_CFV2): Redefine in terms of m68k_tune.
27136 (uarch_type, target_device, fpu_type): New enums.
27137 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
27138 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
27139 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
27140 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
27141 (FL_FOR_isa_c): New macros.
27142 (m68k_isa): New enum.
27143 (m68k_target_selection): New structure.
27144 (all_devices, all_isas, all_microarchs): New tables.
27145 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
27146 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
27147 (MASK_ALL_CPU_BITS): Delete.
27148 (m68k_find_selection): New function.
27149 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
27150 Map the legacy target options to a combination of the new ones.
27151 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
27152 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
27153 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
27155 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
27156 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
27158 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
27159 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
27160 * config/m68k/m68k-devices.def: New file.
27162 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27163 Nathan Sidwell <nathan@codesourcery.com>
27165 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
27166 (SUBTARGET_EXTRA_SPECS): New macros.
27167 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
27168 use %(asm_cpu_spec) instead.
27169 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
27170 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
27171 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
27172 (EXTRA_SPECS): Rename to...
27173 (SUBTARGET_EXTRA_SPECS): ...this.
27175 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
27176 Richard Sandiford <richard@codesourcery.com>
27177 Julian Brown <julian@codesourcery.com>
27179 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
27180 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
27181 to the configuration's default CPU.
27182 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
27183 Remove default masks.
27184 (m680[012]0-*-*): Set the default with_cpu to the first part of
27186 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
27187 (m68k*-*-linux): Extend the --with-cpu handling to...
27188 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
27189 and m68010. Don't set target_cpu_default2.
27190 * doc/install.texi: Document --with-cpu for m68k.
27191 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
27192 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
27193 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
27194 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
27195 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
27196 (ASM_SPEC): Remove use of %(asm_cpu_default).
27197 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
27198 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
27199 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
27200 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
27201 __HAVE_FPU__ if TARGET_HARD_FLOAT.
27202 (TARGET_DEFAULT): Delete.
27203 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
27204 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
27205 (CPP_CPU_SPEC): Delete.
27206 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
27207 the appropriate string.
27208 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
27209 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
27210 (ASM_SPEC): Don't use %(asm_default_spec).
27211 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
27212 TARGET_DEFAULT and add MASK_68881.
27213 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
27215 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27217 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
27218 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
27219 MASK_68010 alongside MASK_68020.
27220 * doc/invoke.texi: Document -m68010.
27221 * config/m68k/m68k.opt (m68010): New.
27222 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
27224 (TUNE_68010): New macro.
27225 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
27226 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
27227 (M68K_CPU_m68332): Add MASK_68010.
27228 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
27229 fallback definition.
27230 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
27232 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
27233 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
27234 to all entries that use MASK_68020.
27235 (output_move_simode_const, output_move_himode, output_move_qimode)
27236 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
27237 instead of TARGET_68020 to select clr behavior. Remove comment
27238 about there being no TARGET_68010.
27239 * config/m68k/m68k.md: Likewise throughout.
27241 2007-01-12 Julian Brown <julian@codesourcery.com>
27243 * config/m68k/m68k.h (TARGET_ISAB): New macro.
27244 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
27245 * config/m68k/m68k.md: Likewise.
27247 2007-01-12 Julian Brown <julian@codesourcery.com>
27249 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
27250 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
27252 2007-01-12 Julian Brown <julian@codesourcery.com>
27254 * config/m68k/m68k.h (TUNE_68040_60): New macro.
27255 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
27256 * config/m68k/m68k.md: Likewise.
27258 2007-01-12 Julian Brown <julian@codesourcery.com>
27259 Richard Sandiford <richard@codesourcery.com>
27261 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
27262 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
27263 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
27265 (TARGET_CPU32): Rename to...
27266 (TUNE_CPU32): ...this.
27267 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
27268 (TUNE_CFV2): New macros.
27269 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
27270 remove conditions that are implied by TARGET_68020.
27271 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
27272 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
27273 (m68k_output_function_epilogue): Likewise.
27274 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
27275 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
27276 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
27277 non-68000 timings. Refactor multiplication and division costs.
27278 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
27279 TUNE_CPU32 instead of TARGET_CPU32.
27280 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
27281 and TUNE_68060 instead of TARGET_68060.
27282 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
27283 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
27285 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
27286 && !TARGET_COLDFIRE" to choose between moveq and clr.
27287 Likewise in the unnamed movsf pattern.
27288 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
27289 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
27292 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27294 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
27295 of tabbing before backslashes.
27297 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27299 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
27300 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
27301 (ASM_OUTPUT_INTERNAL_LABEL): Define.
27303 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
27305 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
27306 find_interesting_uses_cond.
27307 (find_interesting_uses_cond): Use extract_cond_operands.
27308 (rewrite_use_compare): Use extract_cond_operands and
27309 force_gimple_operand_bsi. Do not call update_stmt.
27310 (determine_use_iv_cost_condition): Use extract_cond_operands.
27311 Return cheaper of using original bound and changing the exit bound.
27313 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
27315 PR tree-optimization/29516
27316 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
27317 most_expensive_mult_to_index, addr_to_parts,
27318 create_mem_ref, maybe_fold_tmr): Make the type of
27319 fields of TARGET_MEM_REF sizetype.
27320 (move_fixed_address_to_symbol, move_pointer_to_base):
27322 * tree.def (TARGET_MEM_REF): Add comment on types of
27325 2007-01-11 Joseph Myers <joseph@codesourcery.com>
27327 * c-common.c (vector_types_convertible_p): Treat opaque types as
27328 always convertible if they have the same size, but not otherwise.
27330 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
27332 * ifcvt.c (struct noce_if_info): Add comments to the fields.
27333 Remove the b_unconditional field.
27334 (noce_try_sign_mask): Do not look at b_unconditional.
27335 (noce_process_if_block): Do not use merge_if_blocks. Update
27336 the CFG here. Do not set b_unconditional.
27337 (cond_move_process_if_block): Likewise.
27338 (find_cond_trap): Likewise.
27339 (check_cond_move_block): Require simple jump insns at the end
27340 of the basic block.
27342 2007-01-11 Jan Hubicka <jh@suse.cz>
27344 PR tree-optimization/1046
27345 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
27346 when alias info is not ready.
27347 (pass_tail_recursion): Do not require aliasing.
27348 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
27349 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
27350 * tree-ssa-copy.c (pass_copy_prop): Likewise.
27351 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
27352 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
27353 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
27354 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
27356 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
27357 When aliasing is not build, mark statement as volatile.
27359 2007-01-11 Tom Tromey <tromey@redhat.com>
27361 PR preprocessor/15185, PR preprocessor/20989:
27362 * doc/cppopts.texi <-MT>: Update description of algorithm for
27363 computing default target.
27364 <-M, -MD>: Reword "basename" text.
27366 2007-01-11 Roger Sayle <roger@eyesopen.com>
27368 * builtins.c (expand_builtin_pow, expand_builtin_powi,
27369 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
27370 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
27371 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
27372 fold_builtin_bswap, real_constp, fold_builtin_pow,
27373 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
27374 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
27375 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
27376 * convert.c (convert_to_pointer): Likewise.
27377 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
27378 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
27379 const_binop, fold_convert_const_int_from_int,
27380 fold_convert_const_int_from_real,
27381 fold_convert_const_real_from_real, sign_bit_p,
27382 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
27383 fold_sign_changed_comparison, fold_unary, fold_comparison,
27384 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
27385 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
27386 * print-tree.c (print_node_brief, print_node): Likewise.
27387 * stor-layout.c (place_field, layout_type): Likewise.
27388 * tree-chrec.c (keep_cast): Likewise.
27389 * tree.c (build_vector, build_real, build_real_from_int_cst,
27390 build_complex): Likewise.
27392 2007-01-11 Roger Sayle <roger@eyesopen.com>
27394 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
27395 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
27397 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
27399 * configure.ac (strict1_warn): Rename to strict_warn.
27400 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
27401 cc_set_by_configure, quoted_cc_set_by_configure,
27402 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
27403 all_boot_languages, all_stagestuff): Remove.
27404 (target_list): Remove bootstrap targets.
27405 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
27406 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
27407 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
27408 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
27409 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
27410 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
27411 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
27412 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
27413 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
27414 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
27415 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
27416 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
27417 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
27418 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
27419 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
27420 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
27421 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
27422 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
27423 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
27424 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
27425 (mostlyclean): Adjust.
27426 (clean, distclean): Don't mention bootstrap stuff.
27427 * configure: Regenerate.
27428 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
27429 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
27430 treelang/config-lang.in (stagestuff): Remove.
27431 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
27432 stageprofile, stagefeedback, stagestuff): Remove mention.
27434 2007-01-11 Nick Clifton <nickc@redhat.com>
27436 * config/mcore/predicates.md (mcore_general_movesrc_operand):
27438 (mcore_general_movdst_operand): Do not accept CONST_INTs.
27439 (mcore_arith_K_S_operand): Run the test for the S constraint not
27440 the test for the M constraint.
27441 (mcore_addsub_operand): Do not accept integer values that are
27442 larger than 32 bits.
27443 * config/mcore/mcore.md: Remove unused constraints from split.
27444 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
27445 (addsi3): Likewise.
27446 (allocate_stack): Likewise.
27447 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
27448 operands to 32 bits.
27449 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
27451 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
27452 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
27453 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
27454 mcore_output_bclri, mcore_output_andn, output_inline_const,
27455 mcore_output_move, mcore_output_movedouble): Likewise.
27456 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
27457 (output_inline_const): Likewise.
27458 (output_inline_const): Fix format strings used in sprintf
27460 * config/mcore/mcore-protos.h: Update prototypes for changed
27461 functions in mcore.c.
27462 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
27463 HOST_WIDE_INT and not int.
27464 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
27465 CONST_OK_FOR_N): Likewise.
27466 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
27467 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
27470 2007-01-10 Jan Hubicka <jh@suse.cz>
27472 * tree-vrp.c (remove_range_assertions): Release defs.
27473 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
27474 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
27476 2007-01-10 Paul Brook <paul@codesourcery.com>
27478 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
27479 * config/arm/arm.md (mulsi3subsi): New insn.
27481 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
27483 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
27484 (tree_transform_and_unroll_loop): New.
27485 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
27488 2007-01-10 Robert Kennedy <jimbob@google.com>
27490 * fold-const.c (fold_comparison): Fold comparisons like (x *
27491 1000 < 0) to (x < 0).
27493 2007-01-10 Ian Lance Taylor <iant@google.com>
27495 * tree-pretty-print.c (dump_generic_node): Print parentheses when
27496 operands have the same priority.
27498 2007-01-10 Tom Tromey <tromey@redhat.com>
27500 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
27501 (fold_binary): Likewise.
27502 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
27503 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
27504 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
27505 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
27506 * langhooks.h (struct lang_hooks): Removed field
27507 'can_use_bit_fields_p'.
27509 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
27511 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
27513 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
27515 * function.c (get_last_funcdef_no): New function.
27516 * function.h (get_last_funcdef_no): Declare.
27517 * tree-inline.c (initialize_cfun): Add initialization.
27518 (tree_function_versioning): Cleanup.
27520 2007-01-10 Jan Hubicka <jh@suse.cz>
27522 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
27525 2007-01-10 Sa Liu <saliu@de.ibm.com>
27526 Ben Elliston <bje@au.ibm.com>
27528 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
27529 for SAVE_NONLOCAL and Pmode for any other save level.
27530 * spu-protos.h (spu_restore_stack_block): Declare.
27531 * spu.md (save_stack_block): Remove.
27532 (restore_stack_block): Call spu_restore_stack_block.
27533 * spu.c (spu_restore_stack_block): New function.
27534 (spu_expand_epilogue): Remove old comment.
27536 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
27538 PR tree-optimization/30322
27539 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
27540 (cand_value_at): Return the value as aff_tree.
27541 (may_eliminate_iv): Convert the bound from aff_tree to tree.
27542 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
27543 aff_combination_mult): New functions.
27544 (aff_combination_add): Use aff_combination_add_cst.
27545 (aff_combination_convert): Allow conversions to a wider type.
27546 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
27547 * tree-affine.h (aff_combination_mult): Declare.
27549 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
27551 * doc/tm.texi: Update documentation to reflect reality of exec
27552 and start file search behaviours. Update copyright year.
27553 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
27554 header file directories.
27556 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
27558 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
27559 (*cosxf2): Rename to cosxf2_i387.
27560 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
27561 using X87MODEF12 mode macro. Rename patterns to
27562 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
27564 (*cosdf2, *cossf2): Ditto.
27565 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
27566 to match extended input operands.
27567 (sincos<mode>3): New expander.
27568 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
27569 insn patterns and corresponding splitters.
27571 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
27573 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
27574 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
27576 2007-01-09 Nicolas Pitre <nico@cam.org>
27579 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
27581 2007-01-08 Geoffrey Keating <geoffk@apple.com>
27583 * target.h (struct gcc_target): New field library_rtti_comdat.
27584 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
27585 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
27586 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
27587 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
27589 2007-01-08 Geoffrey Keating <geoffk@apple.com>
27591 * doc/invoke.texi (Optimize Options): Correct description of -O0.
27593 2007-01-08 Richard Guenther <rguenther@suse.de>
27595 * tree.h (force_fit_type_double): Export.
27596 (force_fit_type): Remove.
27597 * fold-const.c (force_fit_type_double): New function.
27598 (force_fit_type): Remove.
27599 (int_const_binop): Use it.
27600 (fold_convert_const_int_from_int): Likewise.
27601 (fold_convert_const_int_from_real): Likewise.
27602 (fold_div_compare): Likewise.
27603 (fold_sign_changed_comparison): Likewise.
27604 (fold_unary): Likewise.
27605 (fold_negate_const): Likewise.
27606 (fold_abs_const): Likewise.
27607 (fold_not_const): Likewise.
27608 * c-common.c (shorten_compare): Use force_fit_type_double.
27609 * convert.c (convert_to_pointer): Likewise.
27611 2007-01-08 Richard Guenther <rguenther@suse.de>
27613 * tree.h (build_int_cst_wide_type): Export.
27614 * tree.c (build_int_cst_wide_type): New function.
27615 (build_int_cst_wide): Fix comment.
27616 * builtins.c (fold_builtin_object_size): Use build_int_cst
27617 to build -1 or 0 of the correct type. Use fit_double_type
27618 to check for overflow.
27619 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
27621 (decode_field_reference): Likewise.
27622 (all_ones_mask_p): Likewise.
27623 (native_interpret_int): Use build_int_cst_wide_type.
27624 (fold_binary): Use build_int_cst_type to build an all-ones
27626 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
27628 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
27630 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
27632 2007-01-09 Ben Elliston <bje@au.ibm.com>
27634 * genautomata.c (STATS_OPTION): New option.
27635 (stats_flag): New flag.
27636 (gen_automata_option): Handle it.
27637 (initiate_automaton_gen): Ditto.
27638 (write_automata): Output statistics only if stats_flag is
27639 set. Likewise, output time statistics only if time_flag is set.
27640 * doc/md.texi (Processor pipeline description): Document new flag.
27642 2007-01-08 Richard Guenther <rguenther@suse.de>
27644 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
27645 * tree.c (build_int_cst_type): Likewise.
27646 (size_in_bytes): Don't call force_fit_type on the result.
27647 (int_fits_type_p): Use fit_double_type.
27648 * fold-const.c (fit_double_type): New function.
27649 (force_fit_type): Use it.
27650 * tree.h (fit_double_type): Export.
27652 2007-01-08 Jan Hubicka <jh@suse.cz>
27654 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
27655 * ipa.c (function_and_variable_visibility): Fix return type.
27657 2007-01-08 Richard Guenther <rguenther@suse.de>
27659 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
27660 of offset to build the index.
27661 * tree-pretty-print.c (dump_generic_node): Don't build negated
27662 const just for printing.
27663 * c-pretty-print.c (pp_c_integer_constant): Likewise.
27664 * builtins.c (fold_builtin_int_roundingfn): Check if result
27665 fits the type by using force_fit_type and comparing the result.
27666 * predict.c (predict_loops): Use compare_tree_int for comparison.
27667 * tree.c (build_int_cst): Fall back to integer_type_node for
27669 (build_int_cst_wide): Assert type is non-null.
27671 2007-01-08 Roberto Costa <roberto.costa@st.com>
27673 * tree-vrp.c (extract_range_from_cond_expr): New.
27674 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
27675 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
27677 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
27678 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
27679 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
27680 used as expressions.
27681 * tree-object-size.c (cond_expr_object_size): New.
27682 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
27684 2007-01-08 Jan Hubicka <jh@suse.cz>
27686 * tree-ssa-forwprop.c (forward_propagate_into_cond,
27687 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
27690 2007-01-08 Richard Guenther <rguenther@suse.de>
27692 PR tree-optimization/23603
27693 * tree-vrp.c (set_value_range_to_truthvalue): New function.
27694 (extract_range_from_binary): Fall back to truthvalue instead of
27695 varying for TRUTH_*_EXPR.
27696 (extract_range_from_comparison): Fall back to truthvalue instead of
27698 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
27699 if all visited PHI values were constant.
27701 2007-01-08 Jan Hubicka <jh@suse.cz>
27703 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
27704 (cgraph_analyze_function): break out from ...
27705 (cgraph_finalize_compilation_unit): ... here.
27706 (cgraph_expand_function): Remove forgoten commented out line.
27707 (cgraph_optimize): Analyze functions.
27709 2007-01-08 Jan Hubicka <jh@suse.cz>
27711 * tree-pas.h (TODO_remove_function): New flag.
27712 (TODO_update*): Renumber.
27713 (pass_ipa_increase_alignment,
27714 pass_ipa_function_and_variable_visibility): New passes.
27715 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
27716 (cgraph_function_and_variable_visibility): Move to ipa.c
27717 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
27718 cgraph_increase_alignment.
27719 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
27720 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
27721 calling tree-inline.
27722 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
27723 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
27724 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
27725 (gate_increase_alignment): New function.
27726 (pass_ipa_increase_alignment): New pass.
27727 * ipa.c: Inline tree-pass.h and timevar.h
27728 (function_and_variable_visibility): Move here from cgraphunit.c
27729 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
27730 * passes.c (init_optimization_passes): Add the two new passes.
27731 (execute_todo): Handle cgraph_remove_functions.
27733 2007-01-08 Nick Clifton <nickc@redhat.com>
27735 * config/frv/predicates.md (reg_or_0_operand): Accept
27738 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
27740 * config/bfin/rtems.h, config/bfin/t-rtems: New.
27741 * config.gcc: Add bfin*-rtems*.
27743 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
27745 * c.opt: Add -flax-vector-conversions.
27746 * c-typeck.c (convert_for_assignment): Pass flag to
27747 vector_types_convertible_p to allow emission of note.
27748 (digest_init): Likewise.
27749 * c-opts.c: Handle -flax-vector-conversions.
27750 * c-common.c (flag_lax_vector_conversions): New.
27751 (vector_types_convertible_p): Unless -flax-vector conversions
27752 has been passed, disallow conversions between vectors with
27753 differing numbers of subparts and/or element types. If such
27754 a conversion is disallowed, possibly emit a note on the first
27755 occasion only to inform the user of -flax-vector-conversions.
27756 The new last argument specifies this.
27757 * c-common.h (flag_lax_vector_conversions): New.
27758 (vector_types_convertible_p): Add extra argument.
27759 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
27760 char_type_node for V*QI type vectors.
27761 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
27762 Update to satisfy new typechecking rules.
27763 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
27764 C and C++ variants.
27765 * doc/invoke.texi (C Dialect Options): Document
27766 -flax-vector-conversions.
27768 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
27770 PR tree-optimization/29877
27771 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
27772 a register variable on the RHS to not be replaceable.
27774 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
27775 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
27776 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
27777 const_simm15, const_pow2, const_npow2): Added.
27778 * config/score/misc.md (insv, extv, extzv, movmemsi,
27779 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
27780 * config/score/score.c (score_address_cost, score_select_cc_mode):
27782 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
27783 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
27784 Update score_print_operand.
27785 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
27786 Adjust register allocate order and update some macro define.
27787 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
27788 mdx_block_move_straight, mdx_block_move_loop_head,
27789 mdx_block_move_loop_body, mdx_block_move_loop_foot,
27790 mdx_block_move_loop, mdx_block_move): Added.
27791 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
27792 mdp_limm): Updated and fix some bug and typo.
27793 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
27794 (movsf, movdf, doloop_end): Added.
27796 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
27798 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
27799 config/arm/thumb2.md: Fix comment typos.
27800 * doc/extend.texi: Fix a typo.
27802 2007-01-07 Eric Christopher <echristo@apple.com>
27804 * configure.ac: Check for __stack_chk_fail for darwin.
27805 * configure: Regenerate.
27807 2007-01-07 Richard Guenther <rguenther@suse.de>
27809 * tree-vrp.c (extract_range_from_assert): CSE calls to
27810 compare_values where possible.
27811 (extract_range_from_unary_expr): Likewise.
27813 2007-01-07 Anatoly Sokolov <aesok@post.ru>
27815 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
27816 * config/avr/avr.c (call_insn_operand): Delete function.
27817 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
27818 instead of register number. Use predicates.
27819 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
27820 call_insn_operand): Add.
27822 2007-01-06 Jan Hubicka <jh@suse.cz>
27824 * tree-pass.h (pass_build_cgraph_edges): Declare.
27825 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
27826 (visited_nodes): Remove.
27827 (cgraph_create_edges): Move to cgraphbuild.c; rename to
27828 build_cgrpah_edges; make visited_nodes local.
27829 (cgraph_process_new_functions): DO not call initialize_inline_failed.
27830 (record_references_in_initializer): Move to cgraphbuild.c
27831 (initialize_inline_failed, rebuild_cgraph_edges,
27832 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
27833 (verify_cgraph_node): Make visited_nodes local.
27834 (cgraph_analyze_function): Do not call cgraph_create_edges and
27835 initialize_inline_failed.
27836 (cgraph_expand_function): Do not call cgraph_lower_function;
27837 assert that function is already lowered.
27838 * Makefile.in (cgraphbuild.o): New.
27839 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
27840 at the end of lowering passes.
27842 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
27844 * ifcvt.c (cond_move_convert_if_block): New function, code
27845 factored out from...
27846 (cond_move_process_if_block): ...here. Call the new function
27847 on the THEN and ELSE blocks.
27848 (merge_if_block): Do not copy global_live_at_end, merge_blocks
27849 already takes care of this.
27851 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27854 * tree.h (TREE_OVERFLOW_P): New.
27855 * c-typeck.c (parser_build_unary_op): Warn only if result
27856 overflowed and operands did not.
27857 (parser_build_binary_op): Likewise.
27858 (convert_for_assignment): Remove redundant overflow_warning.
27859 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
27861 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27863 * c-typeck.c (store_init_value): Split over two lines to follow
27864 the GNU coding style.
27866 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
27868 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
27869 __GXX_EXPERIMENTAL_CXX0X__.
27870 * doc/cpp.texi: Same.
27872 2007-01-05 Richard Guenther <rguenther@suse.de>
27874 PR middle-end/27826
27875 * tree.c (get_narrower): Do not construct COMPONENT_REFs
27876 with mismatched types. Instead explicitly build a
27877 conversion NOP_EXPR.
27879 2007-01-05 Ian Lance Taylor <iant@google.com>
27881 * c-common.c (decl_with_nonnull_addr_p): New function.
27882 (c_common_truthvalue_conversion): Call it.
27883 * c-typeck.c (build_binary_op): Likewise.
27884 * c-common.h (decl_with_nonnull_addr_p): Declare.
27886 2007-01-05 Jakub Jelinek <jakub@redhat.com>
27889 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
27892 2007-01-05 Joel Brobecker <brobecker@adacore.com>
27894 * doc/install.texi (Final install): Document the fact that
27895 the GNAT runtime should not be stripped.
27897 2007-01-04 Jan Hubicka <jh@suse.cz>
27899 * tree-inline.c (fold_marked_statements): Update operand caches
27900 and EH after folding
27902 2007-01-04 Ian Lance Taylor <iant@google.com>
27904 * c-common.c (check_function_nonnull): Whitespace fix.
27906 2007-01-04 Jan Hubicka <jh@suse.cz>
27908 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
27909 comitted older version of patch.
27910 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
27911 function, celanup cfg and collect garbage.
27913 2007-01-04 Mike Stump <mrs@apple.com>
27915 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
27918 2007-01-04 Eric Christopher <echristo@apple.com>
27920 * libgcc2.c (__bswapsi2): Use SItype.
27921 (__bswapdi2): Use DItype.
27922 * libgcc2.h: Update for above.
27924 2007-01-04 Paul Brook <paul@codesourcery.com>
27926 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
27927 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
27928 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
27929 umulsidi3, umulsidi3adddi, smulsi3_highpart,
27930 umulsi3_highpart): Make conditional on !arm_arch6.
27931 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
27932 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
27933 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
27934 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
27935 umulsi3_highpart_v6): New insns.
27937 2007-01-04 Roger Sayle <roger@eyesopen.com>
27939 * fold-const.c (fold_convert): When casting an expression to void,
27940 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
27941 have a type. Instead of attempting to build a NOP_EXPR, return
27942 these "special" trees directly.
27944 2007-01-04 Joseph Myers <joseph@codesourcery.com>
27946 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
27947 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
27948 rs6000_cost->fp not 0 as adjustment for outer NEG.
27950 2007-01-04 Jan Hubicka <jh@suse.cz>
27952 * cgraph.c (cgraph_release_function_body): New function.
27953 (cgraph_remove_node): Use it.
27954 * cgraph.h (cgraph_release_function_body): Declare.
27955 * cgraphunit.c (cgraph_expand_function): Use it.
27956 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
27957 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
27958 is initialized and while compilation of other function is running.
27959 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
27960 statement CFG annotations from here to ...
27961 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
27963 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
27965 * cfgloop.h (enum li_flags): Make the constants powers of two.
27967 2007-01-04 Jan Hubicka <jh@suse.cz>
27969 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
27971 (fold_marked_statements): New function.
27972 (optimize_inline_calls, tree_function_versioning): Fold new statements.
27973 * tree-inline.h (copy_body_data): Add statements_to_fold.
27975 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
27977 * config.gcc: Mention libgcc/config.host.
27978 * Makefile.in: Update comments mentioning libgcc.
27979 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
27980 (all.cross, start.encap, rest.encap, rest.cross): Update
27981 dependencies for libgcc move.
27982 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
27983 (clean-target, clean-target-libgcc): Delete.
27984 (srcdirify, GCC_EXTRA_PARTS): New macros.
27985 (libgcc-support, libgcc.mvars): New rules.
27986 (distclean): Remove mention of mklibgcc.
27987 (install): Don't reference INSTALL_LIBGCC.
27988 (install-common): Don't reference EXTRA_PARTS.
27989 (install-libgcc, install-multilib): Delete rules.
27990 * mklibgcc.in: Delete file.
27991 * doc/configfiles.texi: Don't mention mklibgcc.
27993 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
27994 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
27995 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
27996 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
27997 (mklibgcc, ldblspecs): Likewise.
27999 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
28000 (posixpre.def): Use $(T).
28001 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
28002 (SHLIB_SRC, SHLIB_INSTALL): Delete.
28003 (SHLIB_LINK): Make dummy.
28004 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
28006 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
28008 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
28009 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
28010 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
28011 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
28013 * configure.ac (all_outputs): Remove mklibgcc.
28014 * configure: Regenerated.
28016 2007-01-03 Josh Conner <jconner@apple.com>
28018 PR middle-end/29683
28019 * calls.c (compute_argument_addresses): Set stack and stack_slot
28020 for partial args, too.
28021 (store_one_arg): Use locate.size.constant for the size when
28022 generating a save_area.
28024 2007-01-03 Robert Kennedy <jimbob@google.com>
28026 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
28027 whose definitions are deleted due to basic block merging.
28029 2007-01-03 Paul Brook <paul@codesourcery.com>
28032 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
28034 (use_return_insn): Return 0 for Thumb interrupt functions.
28035 (print_multi_reg): Add rfe argument for IRQ returns.
28036 (arm_output_epilogue): Pop interrupt return address directly into PC.
28037 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
28039 2007-01-03 Paul Brook <paul@codesourcery.com>
28041 Merge from sourcerygxx-4_1.
28042 * config/arm/thumb2.md: New file.
28043 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
28045 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
28046 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
28047 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
28048 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
28050 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
28051 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
28053 * config/arm/ieee754-sf.S: Ditto.
28054 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
28055 (thumb1_base_register_rtx_p): ... to this.
28056 (thumb_index_register_rtx_p): Rename...
28057 (thumb1_index_register_rtx_p): ... to this.
28058 (thumb_output_function_prologue): Rename...
28059 (thumb1_output_function_prologue): ... to this.
28060 (thumb_legitimate_address_p): Rename...
28061 (thumb1_legitimate_address_p): ... to this.
28062 (thumb_rtx_costs): Rename...
28063 (thumb1_rtx_costs): ... to this.
28064 (thumb_compute_save_reg_mask): Rename...
28065 (thumb1_compute_save_reg_mask): ... to this.
28066 (thumb_final_prescan_insn): Rename...
28067 (thumb1_final_prescan_insn): ... to this.
28068 (thumb_expand_epilogue): Rename...
28069 (thumb1_expand_epilogue): ... to this.
28070 (arm_unwind_emit_stm): Rename...
28071 (arm_unwind_emit_sequence): ... to this.
28072 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
28073 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
28074 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
28075 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
28076 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
28077 thumb2_output_casesi): New functions.
28078 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
28079 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
28080 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
28081 THUMB2_WORK_REGS): Define.
28082 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
28083 arm_condexec_mask, arm_condexec_masklen)): New variables.
28084 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
28085 (arm_override_options): Check new CPU capabilities.
28086 Set new architecture flag variables.
28087 (arm_isr_value): Handle v7m interrupt functions.
28088 (user_return_insn): Return 0 for v7m interrupt functions. Handle
28090 (const_ok_for_arm): Handle Thumb-2 constants.
28091 (arm_gen_constant): Ditto. Use movw when available.
28092 (arm_function_ok_for_sibcall): Return false for v7m interrupt
28094 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
28095 (thumb_find_work_register, arm_load_pic_register,
28096 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
28097 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
28098 print_multi_reg, output_mov_long_double_fpa_from_arm,
28099 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
28100 output_mov_double_fpa_from_arm, output_move_double,
28101 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
28102 output_return_instruction, arm_output_function_prologue,
28103 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
28104 arm_output_mi_thunk, thumb_set_return_address): Ditto.
28105 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
28106 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
28107 (arithmetic_instr, shift_op): Use arm_shift_nmem.
28108 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
28110 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
28111 (thumb_expand_prologue): Use thumb_set_frame_pointer.
28112 (arm_file_start): Output directive for unified syntax.
28113 (arm_unwind_emit_set): Handle stack alignment instruction.
28114 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
28115 Add v6t2, v7, v7a, v7r and v7m.
28116 (RETLDM): Add Thumb-2 code.
28117 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
28118 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
28119 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
28120 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
28121 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
28122 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
28123 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
28124 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
28125 ADJUST_INSN_LENGTH): Define.
28126 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
28127 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
28128 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
28129 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
28130 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
28131 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
28132 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
28133 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
28134 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
28135 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
28136 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
28137 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
28138 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
28139 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
28140 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
28141 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
28142 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
28144 * config/arm/arm-tune.md: Regenerate.
28145 * config/arm/arm-protos.h: Update prototypes.
28146 * config/arm/vfp.md: Enable patterns for Thumb-2.
28147 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
28148 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
28149 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
28150 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
28151 * config/arm/libunwind.S: Add Thumb-2 code.
28152 * config/arm/constraints.md: Update include Thumb-2.
28153 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
28154 * config/arm/ieee754-df.S: Ditto.
28155 * config/arm/bpabi.S: Ditto.
28156 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
28157 * config/arm/predicates.md (low_register_operand,
28158 low_reg_or_int_operand, thumb_16bit_operator): New.
28159 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
28160 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
28161 * config/arm/t-arm-elf: Add armv7 multilib.
28162 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
28164 (UNSPEC_STACK_ALIGN, ce_count): New.
28165 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
28166 arm_zero_extendsidi2, arm_zero_extendqidi2): New
28168 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
28169 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
28170 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
28171 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
28172 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
28173 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
28175 * doc/extend.texi: Document ARMv7-M interrupt functions.
28176 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
28178 2007-01-03 Jakub Jelinek <jakub@redhat.com>
28180 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
28181 (struct _Unwind_Context): Rename args_size to flags, remove
28182 signal_frame field, add a new args_size field and version field.
28183 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
28184 _Unwind_IsExtendedContext): New inline functions.
28185 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
28186 Assume by_value array is only present if _Unwind_IsExtendedContext.
28187 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
28188 _Unwind_IsSignalFrame.
28189 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
28190 (uw_update_context_1): Use _Unwind_SetSignalFrame.
28191 (uw_init_context_1): Initialize context->flags to
28192 EXTENDED_CONTEXT_BIT.
28193 * config/rs6000/linux-unwind.h (frob_update_context): Use
28194 _Unwind_SetSignalFrame.
28196 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
28198 PR middle-end/30353
28199 * gimplify.c (gimplify_modify_expr_complex_part): Move below
28200 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
28203 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
28205 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
28206 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
28207 RET, AT_SP): Remove.
28208 * config/i386/i386.md (*sse_prologue_save_insn): Use return
28211 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
28212 * cfgbuild.c (find_basic_blocks): Likewise.
28213 * cfgrtl.c (rtl_create_basic_block): Likewise.
28214 * function.c (temp_slots_at_level): Likewise.
28215 * reg-stack.c (stack_regs_mentioned): Likewise.
28216 * regclass.c (allocate_reg_info): Likewise.
28217 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
28218 set_bb_for_stmt, move_block_to_fn): Likewise.
28219 * tree-complex.c (tree_lower_complex): Likewise.
28220 * vec.h (VEC_safe_grow_cleared): New.
28222 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
28224 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
28226 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
28227 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
28229 * cfgloopmanip.c (scale_loop_frequencies): Export.
28230 (loopify): Scale the frequencies by prescribed coefficients.
28231 (set_zero_probability): New function.
28232 (duplicate_loop_to_header_edge): Improve updating of frequencies.
28233 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
28234 and frequencies according to arguments.
28235 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
28237 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
28238 * modulo-sched.c (sms_schedule): Set probabilities for entering
28239 versioned loop correctly.
28240 * tree-vect-transform.c (vect_transform_loop): Ditto.
28241 * cfgloop.h (loopify, loop_version): Declaration changed.
28242 (scale_loop_frequencies): Declared.
28244 2007-01-02 Jan Hubicka <jh@suse.cz>
28246 * cgraph.c: Include tree-flow.h
28247 (cgraph_add_new-function): Handle IPA_SSA mode; execute
28248 early_local_passes.
28249 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
28250 * tree-pass.h (pass_all_early_optimizations): Declare.
28251 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
28252 early_local_passes.
28253 (cgraph_analyze_function): Do early_local_passes.
28254 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
28255 Do not add referenced vars.
28256 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
28258 (gate_all_early_local_passes): New gate.
28259 (pass_early_local_passes): Use new gate.
28260 (execute_early_local_optimizations): New functions.
28261 (gate_all_early_optimizations): New gate.
28262 (pass_all_early_optimizations): New pass.
28263 (execute_free_datastructures): Free SSA only when initialized.
28264 (gate_init_datastructures): Init only when optimizing.
28265 (tree_lowering_passes): Do early local passes when called late.
28266 * tree-profile.c (do_tree_profiling): Don't profile functions added
28268 (do_early_tree_profiling, pass_early_tree_profile): Kill.
28269 * tree-cfg.c (update_modified_stmts): Do not update when operands are
28271 * passes.c (init_optimizations_passes): Reorder so we go into SSA
28272 during early_local_passes.
28273 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
28276 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
28278 * Makefile.in: Update copyright year.
28280 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
28282 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
28283 in $(lang_checks) and check-consistency targets.
28285 2007-01-02 Jan Hubicka <jh@suse.cz>
28287 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
28288 Do not add referenced vars.
28289 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
28291 * passes.c (init_optimization_passes): Put mudflap_2 after
28292 free_datastructures.
28294 2007-01-02 Jan Hubicka <jh@suse.cz>
28296 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
28297 Set NOTHROW flag on call statements proved to be nothrow.
28298 Update statement of local calls so new pure/const functions are
28299 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
28301 (tree_rest_of_compilation): Register hooks and initialize bitmap
28302 early. Do not set after_inlining flag.
28304 2007-01-02 Steve Ellcey <sje@cup.hp.com>
28306 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
28307 HOST_BITS_PER_LONGLONG
28309 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28312 * c-typeck.c (store_init_value): Don't emit pedantic overflow
28313 warning for non-static initializers.
28315 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
28317 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
28318 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
28319 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
28320 Always use set_unique_reg_note to add REG_EQUAL notes.
28322 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
28325 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
28327 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
28328 * cfgbuild.c (find_basic_blocks): Likewise.
28329 * cfgrtl.c (rtl_create_basic_block): Likewise.
28330 * function.c (temp_slots_at_level): Likewise.
28331 * reg-stack.c (stack_regs_mentioned): Likewise.
28332 * regclass.c (allocate_reg_info): Likewise.
28333 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
28334 set_bb_for_stmt, move_block_to_fn): Likewise.
28335 * tree-complex.c (tree_lower_complex): Likewise.
28336 * vec.h (VEC_safe_grow_cleared): New.
28338 2007-01-02 Ian Lance Taylor <iant@google.com>
28340 * c-common.c (c_common_truthvalue_conversion): When warning about
28341 using an assignment as a truth value, set TREE_NO_WARNING.
28343 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28346 * c.opt (Wold-style-declaration): New.
28347 * doc/invoke.texi (C-only Warning Options): New.
28348 (Wold-style-declaration): Document it.
28349 (Wextra): Enabled by -Wextra.
28350 * c-opts.c (c_common_post_options): Enabled by -Wextra.
28351 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
28352 -Wold-style-declaration.
28354 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
28356 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
28357 * cfgbuild.c (find_basic_blocks): Likewise.
28358 * cfgrtl.c (rtl_create_basic_block): Likewise.
28359 * function.c (temp_slots_at_level): Likewise.
28360 * reg-stack.c (stack_regs_mentioned): Likewise.
28361 * regclass.c (allocate_reg_info): Likewise.
28362 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
28363 set_bb_for_stmt, move_block_to_fn): Likewise.
28364 * tree-complex.c (tree_lower_complex): Likewise.
28365 * vec.h (VEC_safe_grow_cleared): New.
28367 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
28369 * c-common.c (c_common_nodes_and_builtins): Since variants of
28370 void_type_node get built before it is given a name, we need to
28371 give those variants the name, too.
28372 (complete_array_type): We need to work with the canonical main
28373 type of the array, from which we will build the qualified version.
28374 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
28375 * print-tree.c (print_node): Display canonical type information
28377 * stor-layout.c (layout_type): When we don't know the
28378 alignment of a type for which we're building an array, we end up
28379 guessing wrong, so make the type require structural equality.
28380 * tree.c (make_node_stat): When we build a new type, it is its
28381 own canonical type.
28382 (build_type_attribute_qual_variant): When building an attribute
28383 variant, its canonical type is the non-attribute variant. However,
28384 if the attributes are target-dependent and they differ, we need to
28385 use structural equality checks for this type.
28386 (build_qualified_type): A qualified type is not equivalent to its
28387 unqualified variant; set the canonical type appropriately.
28388 (build_distinct_type_copy): When building a distinct type from
28389 another type, the new type is its own canonical type.
28390 (build_variant_type_copy): When building a new type variant, we
28391 assume that it is equivalent to the original type.
28392 (build_pointer_type_for_mode): When building a pointer type, also
28393 build a canonical type pointer.
28394 (build_reference_type_for_mode): When building a reference type,
28395 also build a canonical type reference.
28396 (build_index_type): When we can't hash an index type (e.g.,
28397 because its maximum value is negative), the index type requires
28398 structural equality tests.
28399 (build_array_type): Build the canonical form of an array type.
28400 (build_function_type): Function types require structural equality,
28401 because they contain default arguments, attributes, etc.
28402 (build_method_type_directly): Ditto for method types.
28403 (build_offset_type): Build the canonical offset type.
28404 (build_complex_type): Build the canonical vector type.
28405 (make_vector_type): Build the canonical vector type.
28406 * tree.h (TYPE_CANONICAL): New.
28407 (TYPE_STRUCTURAL_EQUALITY_P): New.
28408 (SET_TYPE_STRUCTURAL_EQUALITY): New.
28409 (struct tree_type): Added "canonical" field.
28410 * params.h (VERIFY_CANONICAL_TYPES): New.
28411 * doc/c-tree.texi (TYPE_CANONICAL): Document.
28412 (TYPE_STRUCTURAL_EQUALITY_P): Document.
28413 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
28414 * doc/invoke.texi (verify-canonical-types): Document --param
28415 parameter for verifying canonical types.
28417 2007-01-02 Joseph Myers <joseph@codesourcery.com>
28419 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
28420 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
28421 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
28422 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
28424 * config/rs6000/e500.h: New.
28425 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
28426 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
28428 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
28429 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
28430 TARGET_E500_DOUBLE): Remove.
28431 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
28432 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
28433 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
28434 * config/rs6000/rs6000.c (rs6000_override_options): Use
28435 CHECK_E500_OPTIONS.
28437 2007-01-02 Joseph Myers <joseph@codesourcery.com>
28439 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
28440 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
28441 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
28442 rs6000_emit_cmove): Don't check TARGET_E500.
28443 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
28444 sordered): Don't check TARGET_E500.
28446 2007-01-01 Eric Christopher <echristo@apple.com>
28448 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
28449 HARD_REGISTER_NUM_P.
28451 2007-01-01 Roger Sayle <roger@eyesopen.com>
28453 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
28454 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
28455 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
28458 2007-01-01 Mike Stump <mrs@apple.com>
28460 * configure.ac: Remove support for building with Apple's gcc-3.1.
28462 2007-01-02 Joseph Myers <joseph@codesourcery.com>
28464 PR middle-end/30311
28465 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
28466 REG is a hard register. Do not modify REG before calling
28468 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
28469 multiple of the size of YMODE for certain lowpart cases.
28471 2007-01-01 Andrew Pinski <pinskia@gmail.com>
28473 PR middle-end/30253
28474 * gimplify (voidify_wrapper_expr): Update for
28475 GIMPLE_MODIFY_STMT.
28477 2007-01-01 Andreas Schwab <schwab@suse.de>
28480 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
28481 save of BR0 in extra_spill_size instead of spill_size.
28482 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
28484 (ia64_expand_epilogue): Restore BR0 from its new location.
28486 2007-01-01 Andrew Pinski <pinskia@gmail.com>
28488 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
28489 Use a temporary variable if the left hand side is not a gimple
28492 2007-01-01 Andrew Pinski <pinskia@gmail.com>
28494 * gimplify.c (gimplify_return_expr): Make the temporary variable
28495 for the return expression, a gimple register variable.
28497 2007-01-01 Jan Hubicka <jh@suse.cz>
28499 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
28502 2007-01-01 Mike Stump <mrs@apple.com>
28504 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
28506 * config/darwin.c (machopic_select_rtx_section): Use
28507 HAVE_GAS_LITERAL16.
28508 (darwin_mergeable_constant_section): Likewise.
28509 * configure: Regenerate.
28510 * config.in: Regenerate.
28512 2007-01-01 Jan Hubicka <jh@suse.cz>
28513 Andrew Pinski <pinskia@gmail.com>
28515 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
28516 before starting IPA passes.