1 2007-09-19 Richard Sandiford <rsandifo@nildram.co.uk>
3 * config/mips/mips.c (build_mips16_call_stub): Tidy. Fix second
4 GPR for DCmode on 64-bit targets. Remove redundant fallback.
6 2007-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
8 * cfgexpand.c (dump_stack_var_partition): Use the correct
11 2007-09-19 Joseph Myers <joseph@codesourcery.com>
13 * config/mips/sde.h: Switch to GPLv3.
15 2007-09-19 Eric Botcazou <ebotcazou@adacore.com>
17 * tree-sra.c (decide_block_copy): Decide if there are groups.
19 2007-09-19 Roman Zippel <zippel@linux-m68k.org>
21 * config/m68k/m68k.c (output_move_himode): Remove jump table
23 config/m68k/m68k.md (lea): Likewise.
24 * config/m68k/m68k.c (print_operand_address): Use simple pc
27 2007-09-19 Bernd Schmidt <bernd.schmidt@analog.com>
29 * doc/tm.texi (IS_ASM_LOGICAL_LINE_SEPARATOR): Document new argument.
30 * final.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Provide two-argument default
32 (asm_insn_count): Pass template as second argument to it.
33 * config/avr/avr.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
34 * config/pa/pa.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
35 * config/stormy16/stormy16.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
36 * config/cris/cris.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
37 * config/sh/sh.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
38 (sh_insn_length_adjustment): Pass template as second argument to it.
39 * config/bfin/bfin.h (IS_ASM_LOGICAL_LINE_SEPARATOR): New macro.
41 * config/bfin/bfin.md (define_asm_attributes): New.
43 2007-09-19 Jie Zhang <jie.zhang@analog.com>
45 * config.gcc (bfin*-linux-uclibc*): Add ./linux-sysroot-suffix.h
47 * config/bfin/print-sysroot-suffix.sh: New.
48 * config/bfin/t-bfin-elf (EXTRA_PARTS): Remove.
49 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
50 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
51 * config/bfin/t-bfin-uclinux (EXTRA_PARTS): Remove.
52 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
53 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
54 * config/bfin/t-bfin-linux (EXTRA_PARTS): Remove.
55 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
56 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
57 (linux-sysroot-suffix.h): New target.
58 * config/bfin/bfin.opt (mcsync-anomaly): Use Var instead of Mask.
59 (mspecld-anomaly): Likewise.
60 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Renamed from
61 (enum bfin_cpu): ... this. Add BFIN_CPU_BF522, BFIN_CPU_BF525,
62 BFIN_CPU_BF527, BFIN_CPU_BF538, BFIN_CPU_BF539, BFIN_CPU_BF542,
63 BFIN_CPU_BF544, BFIN_CPU_BF548, and BFIN_CPU_BF549.
64 (bfin_si_revision): Declare.
65 (bfin_workarounds): Declare.
66 (WA_SPECULATIVE_LOADS): Define.
67 (ENABLE_WA_SPECULATIVE_LOADS): Define.
68 (WA_SPECULATIVE_SYNCS): Define.
69 (ENABLE_WA_SPECULATIVE_SYNCS): Define.
70 * config/bfin/elf.h (STARTFILE_SPEC): Rename crt532.o to basiccrt.o.
71 (LIB_SPEC): Add %s to the linker scripts.
72 Use proper linker script for bf522, bf525, bf527,
73 bf538, bf539, bf542, bf544, bf548, and bf549.
74 * config/bfin/bfin.c (bfin_si_revision): Define.
75 (bfin_workarounds): Define.
76 (struct bfin_cpu): New.
78 (bfin_handle_option): Handle silicon revision part of -mcpu option.
79 (override_options): Set bfin_workarounds.
80 (length_for_loop): Replace TARGET_CSYNC_ANOMALY with
81 ENABLE_WA_SPECULATIVE_SYNCS, TARGET_SPECLD_ANOMALY with
82 ENABLE_WA_SPECULATIVE_LOADS.
83 (bfin_reorg): Likewise.
84 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
85 macros for bf522, bf525, bf527, bf538, bf539,
86 bf542, bf544, bf548, and bf549.
87 Define __SILICON_REVISION__ and __WORKAROUND_* macros if needed.
88 Don't define __ID_SHARED_LIB__ when -msep-data.
89 (TARGET_DEFAULT): Define as 0.
90 (DRIVER_SELF_SPECS): Add -mcpu=bf532 if no -mcpu option.
91 * doc/invoke.texi (Blackfin Options): Document silicon
92 revision part of -mcpu option and it now accepts bf522, bf525,
93 bf527, bf538, bf539, bf542, bf544, bf548, and bf549.
95 2007-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
97 * alias.c (memory_modified_1): Deconstify.
98 (memory_modified_in_insn_p): Don't use const_note_stores.
99 * rtl.h (const_note_stores): Delete.
100 * rtlanal.c (const_note_stores): Likewise.
102 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
104 * dse.c (find_shift_sequence): Temporarily revert to forbidding
107 2007-09-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
111 * config/fr30/fr30.md (addsi3): Check REG_P() before calling REGNO().
112 (addsi_small_int): Likewise.
113 (addsi_big_int): Use rtx_equal_p() instead of REGNO() comparison.
114 (one_cmplsi2): Likewise.
116 (enter_func): Expand insn using hard_frame_pointer_rtx and
119 * config/fr30/fr30.c (fr30_expand_prologue): Check for
120 hard_frame_pointer_rtx instead of using REGNO() check.
121 Properly sign extend GEN_INT() argument.
123 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
125 * config/m68k/m68k.c (override_options): Remove USE_GAS,
127 (output_dbcc_and_branch, output_scc_di): Replace all jbcc
128 alternatives with just jcc.
129 * config/m68k/m68k.md (addsi_lshrsi_31, beq0_di, bne0_di,
130 bge0_di, blt0_di, bgtu, bltu, bgeu, bleu, bgtu_rev,
131 bltu_rev, bgeu_rev, bleu_rev, jump, dbne_hi, dbne_si,
132 dbge_hi, dbge_si): Likewise.
134 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
136 * config/m68k/m68k.md (beq, bne, bgt, blt, bge, ble, bordered,
137 bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt, beq_rev,
138 bne_rev, bgt_rev, blt_rev, bge_rev, ble_rev, bordered_rev,
139 bunordered_rev, buneq_rev, bunge_rev, bungt_rev, bunle_rev,
140 bunlt_rev, bltgt_rev): Replace all fbcc with fjcc.
142 2007-09-18 Maxim Kuvyrkov <maxim@codesourcery.com>
144 * config/m68k/m68k-devices.def (51qe): New device.
145 * config/m68k/m68k.c (FL_FOR_isa_c): Remove division unit. Add it
146 to all uses of FL_FOR_isa_c for compatibility.
147 (all_microarchs): Add cfv1 microarchitecture.
148 (m68k_handle_option): Handle m51qe option.
149 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Handle 51QE.
150 (TUNE_CFV1): New macro.
151 (enum uarch_type): Add ucfv1.
152 * doc/invoke.texi: Document 51qe device and cfv1 microarchitecture.
154 2007-09-18 Richard Guenther <rguenther@suse.de>
156 PR tree-optimization/31863
157 * tree-ssa-structalias.c (create_variable_info_for): Always
160 2007-09-18 Dorit Nuzman <dorit@il.ibm.com>
162 * opts.c (decode_options): Enable vectorization under -O3.
164 2007-09-18 Richard Guenther <rguenther@suse.de>
166 PR tree-optimization/33340
167 * tree-ssa-sccvn.c (set_ssa_val_to): Do not set values to
168 SSA_NAMEs that occur in abnormal PHI nodes.
170 2007-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
172 * tree-cfg.c (is_ctrl_altering_stmt, tree_block_ends_with_call_p):
173 Don't use const_get_call_expr_in.
174 * tree-gimple.c (const_get_call_expr_in): Delete.
175 * tree-gimple.h (const_get_call_expr_in): Likewise.
177 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
179 * df-scan.c (df_notes_rescan): Do nothing if the instruction does
180 not yet have a basic block.
181 * dse.c (find_shift_sequence): Don't set DF_NO_INSN_RESCAN.
183 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
185 * config/mips/mips.c (mips_file_start): Add ".previous" directives
188 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
190 * config/mips/mips.c (mips_output_mi_thunk): Use
191 mips_function_ok_for_sibcall and const_call_insn_operand
192 to determine if a direct sibcall is allowed. Use
193 mips_classify_symbol to determine a global pointer is needed.
195 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
197 * config/mips/mips.md (*clear_upper32): Use "W" as the memory operand.
199 2007-09-17 Chao-ying Fu <fu@mips.com>
200 Nigel Stephens <nigel@mips.com>
202 * config/fixed-bit.h: New file.
203 * config/fixed-bit.c: New file.
204 * doc/libgcc.texi (Fixed-point fractional library routines): New node.
206 2007-09-18 Jakub Jelinek <jakub@redhat.com>
208 * c-format.h (format_kind_info): Add alloc_char field.
209 * c-format.c (scanf_flag_specs): Add 'm'.
210 (scanf_flag_pairs): Add 'a', 'm' pair.
211 (scan_char_table): Allow 'm' modifier for c, s, [, C and S.
212 (format_types_orig): Add alloc_char fields.
213 (check_format_info_main): Rename aflag to alloc_flag.
214 Handle fki->alloc_char. modifier after width and before length
215 modifiers. Move FMT_FLAG_SCANF_A_KLUDGE handling before
216 length modifiers as well.
217 * config/sol2-c.c (solaris_format_types): Add alloc_char field.
220 * builtins.c (expand_builtin_memory_chk): Handle COMPOUND_EXPRs
221 returned by build_call_expr.
223 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
225 * tree-sra.c (maybe_lookup_element_for_expr) <COMPONENT_REF>: Return
226 NULL for variable-sized records too.
227 (sra_walk_expr) <COMPONENT_REF>: Stop at variable-sized records too.
229 2007-09-17 Tom Tromey <tromey@redhat.com>
231 * c-decl.c (pushdecl): Don't set DECL_LANG_SPECIFIC.
232 (c_builtin_function): Likewise.
233 (grokdeclarator): Likewise.
235 2007-09-17 Zdenek Dvorak <ook@ucw.cz>
237 PR rtl-optimization/26449
238 * loop-invariant.c (move_invariant_reg): Do not use force_operand.
239 (seq_insns_valid_p): Removed.
241 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
243 * tree-nomudflap.c (gate_mudflap): New static function.
244 (pass_mudflap_1): Use it as gate function.
245 (pass_mudflap_2): Likewise.
247 2007-09-17 Jan Hubicka <jh@suse.cz>
251 * loop-invariant.c (move_invariant_reg): Unshare sequence.
253 2007-09-17 Victor Kaplansky <victork@il.ibm.com>
255 PR tree-optimization/33319
256 * tree-vect-analyze.c (vect_same_range_drs): New.
257 (vect_vfa_range_equal): New.
258 (vect_is_duplicate_ddr): Removed.
259 (vect_mark_for_runtime_alias_test): Do not perform marking when
260 optimizing for size or max_param for alias checking is zero.
261 Move the function before vect_analyze_data_ref_dependence.
262 (vect_analyze_data_ref_dependence): Add call to
263 vect_mark_for_runtime_alias_test in two cases when dependence
265 (vect_analyze_data_ref_dependences): Do not call to
266 vect_mark_for_runtime_alias_test.
267 (vect_prune_runtime_alias_test_list): New.
268 (vect_analyze_loop): Add call to vect_prune_runtime_alias_test_list.
269 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
270 Update vec_outside_cost.
271 (vect_vfa_segment_size): More compact code, use TYPE_SIZE_UNIT.
272 (vect_create_cond_for_alias_checks): Build the base address of data
273 reference from DR_GROUP_FIRST_DR.
274 (vect_loop_versioning): New.
275 (vect_transform_loop): Add a call to vect_loop_versioning.
276 Remove factored out code.
278 2007-09-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
281 * expr.c (store_expr): Call adjust_address to change mode of dest_mem
284 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
286 * dse.c (find_shift_sequence): Allow word as well as subword shifts.
287 Do the tentative shift expansion with the DF_NO_INSN_RESCAN flag set.
288 Fix the call to insn_rtx_cost. Skip access sizes that require a
289 real truncation of the store register. Use convert_move instead
290 of gen_lowpart when narrowing the result.
291 (replace_read): Use convert_move instead of gen_lowpart when
292 narrowing the store rhs.
294 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
296 * config/mips/mips.md (SHORT): Fix long line.
297 (SUBDI): New mode iterator. Extend the shift-and-truncate insns
298 to QImode and HImode.
300 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
302 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Define.
304 2007-09-15 Zdenek Dvorak <ook@ucw.cz>
306 * tree-parloops.c: New file.
307 * tree-ssa-operands.h (free_stmt_operands): Declare.
308 * tree-ssa-loop-manip.c (split_loop_exit_edge): Return the new basic
310 * tree-pass.h (pass_parallelize_loops): Declare.
311 * omp-low.c (expand_omp_parallel, expand_omp_for): Update SSA form for
313 (build_omp_regions_1): Allow analysing just a single OMP region and
315 ( build_omp_regions_root, omp_expand_local): New functions.
316 (build_omp_regions): Add argument to build_omp_regions_1 call.
317 * builtins.def (DEF_GOMP_BUILTIN): Initialize OMP builtins when
318 autoparallelization is run.
319 * timevar.def (TV_TREE_PARALLELIZE_LOOPS): New.
320 * tree-ssa-loop.c (gate_tree_parallelize_loops, tree_parallelize_loops,
321 pass_parallelize_loops): New.
322 * common.opt (ftree-parallelize-loops): New.
323 * tree-flow.h (omp_expand_local, tree_duplicate_sese_tail,
324 parallelize_loops): Declare.
325 (add_phi_args_after_copy, split_loop_exit_edge): Declaration changed.
326 * Makefile.in (tree-parloops.o): Added.
327 * tree-cfg.c (add_phi_args_after_copy_edge, tree_duplicate_sese_tail):
329 (add_phi_args_after_copy_bb): Use add_phi_args_after_copy_edge.
330 (add_phi_args_after_copy): Call add_phi_args_after_copy_edge for
331 one extra edge as well.
332 (tree_duplicate_sese_region): Add argument to add_phi_args_after_copy.
333 Use VEC_free to free doms vector.
334 (move_block_to_fn): Update loop info. Remove phi nodes for virtual
335 operands. Recompute operand caches in the new function.
336 (move_sese_region_to_fn): Update loop info.
337 * passes.c (init_optimization_passes): Add pass_parallelize_loops.
338 * tree-ssa-operands.c (free_stmt_operands): New function.
340 * doc/passes.texi: Document autoparallelization.
341 * doc/invoke.texi (-ftree-parallelize-loops): New option.
343 2007-09-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
346 * pa.c (function_value): Use GET_MODE_BITSIZE instead of TYPE_PRECISION.
348 2007-09-15 Dorit Nuzman <dorit@il.ibm.com>
350 * tree-vect-transform.c (vect_get_vec_defs_for_stmt_copy): check if
352 (vectorizable_type_demotion, vectorizable_type_promotion): Check that
353 get_vectype_for_scalar_type succeeded.
354 (vectorizable_conversion): Likewise.
356 2007-09-14 Jan Hubicka <jh@suse.cz>
358 * config/i386/i386.md (*floatdi<mode>2_i387): Guard against
361 2007-09-14 Uros Bizjak <ubizjak@gmail.com>
364 * config/i386/i386.md (fmodxf3): Copy operands[2] to temporary register
365 when operands[2] equals operands[1].
366 (remainderxf3): Ditto.
368 2007-09-14 Sandra Loosemore <sandra@codesourcery.com>
369 Nigel Stephens <nigel@mips.com>
371 * doc/tm.texi (LIBGCC2_UNWIND_ATTRIBUTE): Document.
372 * unwind-generic.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
373 (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE to
375 (_Unwind_ForcedUnwind): Likewise.
376 (_Unwind_Resume): Likewise.
377 (_Unwind_Resume_or_Rethrow): Likewise.
378 (_Unwind_Backtrace): Likewise.
379 (_Unwind_SjLj_RaiseException): Likewise.
380 (_Unwind_SjLj_ForcedUnwind): Likewise.
381 (_Unwind_SjLj_Resume): Likewise.
382 (_Unwind_SjLj_Resume_or_Rethrow): Likewise.
383 * unwind.inc (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE
385 (_Unwind_ForcedUnwind): Likewise.
386 (_Unwind_Resume): Likewise.
387 (_Unwind_Resume_or_Rethrow): Likewise.
388 (_Unwind_Backtrace): Likewise.
389 * unwind-compat.c (_Unwind_Backtrace): Likewise.
390 (_Unwind_ForcedUnwind): Likewise.
391 (_Unwind_RaiseException): Likewise.
392 (_Unwind_Resume): Likewise.
393 (_Unwind_Resume_or_Rethrow): Likewise.
395 * config/mips/mips.h (LIBGCC2_UNWIND_ATTRIBUTE): Define to force
396 nomips16 mode when IN_LIBGCC2 with hard float.
398 2007-09-14 Richard Sandiford <rsandifo@nildram.co.uk>
400 * config/mips/sdemtk.opt: Update to GPLv3.
401 * config/mips/sdemtk.h: Likewise.
403 2007-09-14 Nigel Stephens <nigel@mips.com>
405 * config.gcc (mips*-*-linux*): Recognise mipsisa32r2 and set
406 MIPS_ISA_DEFAULT appropriately. Don't make soft-float the default
407 for mipsisa32-*-linux*.
409 2007-09-14 Nigel Stephens <nigel@mips.com>
410 David Ung <davidu@mips.com>
411 Thiemo Seufer <ths@mips.com>
412 Richard Sandiford <richard@codesourcery.com>
414 * config.gcc (mips*-sde-elf*): Add support for the SDE C libraries.
415 * configure.ac: Add a mipssde threading type.
416 * configure: Regenerate.
417 * config/mips/sdemtk.h: New file.
418 * config/mips/t-sdemtk: Likewise.
419 * config/mips/sdemtk.opt: Likewise.
420 * gthr-mipssde.h: Likewise.
421 * config/mips/sde.h (FUNCTION_PROFILER): Move to config/mips/sdemtk.h.
422 * config/mips/mips.h (MIPS_SAVE_REG_FOR_PROFILING_P): New macro.
423 (MIPS_ICACHE_SYNC): New macro, split from ...
424 * config/mips/mips.md (clear_cache): ...here.
425 * config/mips/mips.c (mips_save_reg_p): Check
426 MIPS_SAVE_REG_FOR_PROFILING_P on profiled functions.
427 (build_mips16_function_stub): Use targetm.strip_name_encoding.
428 (build_mips16_call_stub): Likewise.
430 2007-09-14 Richard Sandiford <richard@codesourcery.com>
432 * Makefile.in (stmp-int-hdrs): Depend on fixinc_list.
434 2007-09-14 Jakub Jelinek <jakub@redhat.com>
437 * config/ia64/ia64.c (find_gr_spill): Don't decrement
438 current_frame_info.n_local_regs. Don't return emitted local
440 (ia64_compute_frame_size): Improve unwind hack to put
441 RP, PFS, FP in that order by allowing some of the registers
442 been already emitted, as long as they are emitted to the
445 2007-09-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
447 * config/spu/vmx2spu.h (vec_extract, vec_insert, vec_lvlx,
448 vec_lvlxl, vec_lvrx, vec_lvrxl, vec_promote, vec_splats,
449 vec_stvlx, vec_stvlxl, vec_stvrx, vec_stvrxl): New intrinsics.
451 2007-09-13 Eric Christopher <echristo@apple.com>
452 Kenneth Zadeck <zadeck@naturalbridge.com>
454 * dse.c (find_shift_sequence): New function.
455 (replace_read): Add case to remove read if it requires shift.
456 * config/i386/i386.c (ix86_expand_prologue): Fixed typo in comment.
458 2007-09-13 Tom Tromey <tromey@redhat.com>
460 * c-common.c (fname_as_string): Update.
461 * c-parser.c (c_parser) <lex_untranslated_string>: New field.
462 (c_lex_one_token): Update. Add 'parser' argument.
463 (c_parser_simple_asm_expr): Update.
464 (c_parser_attributes): Update.
465 (c_parser_asm_statement): Update.
466 (c_parser_asm_operands): Update.
467 (c_parser_peek_token): Update.
468 (c_parser_peek_2nd_token): Update.
469 * c-lex.c (c_lex_string_translate): Remove.
470 (c_lex_return_raw_strings): Likewise.
471 (c_lex_with_flags): Added 'lex_flags' argument.
472 (lex_string): Added 'translate' argument.
473 * c-pragma.h (c_lex_with_flags): Update.
474 (c_lex_string_translate, c_lex_return_raw_strings): Remove.
475 (C_LEX_STRING_NO_TRANSLATE): New define.
476 (C_LEX_RAW_STRINGS): Likewise.
478 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
481 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_ONES,
482 BFIN_BUILTIN_CPLX_MUL_16_S40, BFIN_BUILTIN_CPLX_MAC_16_S40,
483 BFIN_BUILTIN_CPLX_MSU_16_S40, and BFIN_BUILTIN_CPLX_SQU.
484 (bfin_init_builtins): Initialize __builtin_bfin_ones,
485 __builtin_bfin_min_fr1x16, __builtin_bfin_max_fr1x16,
486 __builtin_bfin_min_fr1x32, __builtin_bfin_max_fr1x32,
487 __builtin_bfin_cmplx_add, __builtin_bfin_cmplx_sub,
488 __builtin_bfin_cmplx_mul_s40, __builtin_bfin_cmplx_mac_s40,
489 __builtin_bfin_cmplx_msu_s40 and __builtin_bfin_csqu_fr16.
490 (bdesc_1arg): Add __builtin_bfin_ones.
491 (bfin_expand_builtin): Expand __builtin_bfin_cmplx_mul_s40,
492 __builtin_bfin_cmplx_mac_s40, __builtin_bfin_cmplx_msu_s40,
493 and __builtin_bfin_csqu_fr16.
494 * config/bfin/bfin.md (UNSPEC_ONES): New constant.
495 (ones): New define_insn.
496 (ssaddhi3_parts): New define_insn.
497 (sssubhi3_parts): New define_insn.
498 (flag_mulhi_parts): New define_insn.
500 2007-09-13 Seongbae Park <seongbae.park@gmail.com>
502 * common.opt (femit-class-debug-always): Turn off by default.
504 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
506 * config/bfin/bfin.md (reload_outpdi, reload_inpdi): New patterns.
507 * config/bfin/bfin.c (bfin_secondary_reload): Make sure we use them.
509 2007-09-13 James E. Wilson <wilson@specifix.com>
511 PR tree-optimization/33389
512 * tree-ssa-operands.c (append_vuse): If ann->in_vdef_list true,
513 then set build_loads before returning.
515 2007-09-13 Sandra Loosemore <sandra@codesourcery.com>
516 David Ung <davidu@mips.com>
518 * config/mips/mips.h (ASM_OUTPUT_REG_PUSH): Replace {d}subu with
519 {d}addiu and a negative immediate such that it works with MIPS16
522 2007-09-13 H.J. Lu <hongjiu.lu@intel.com>
525 * configure.ac (ld_vers): Support Linux linker.
526 * configure: Regenerated.
528 2007-09-13 Richard Sandiford <richard@codesourcery.com>
529 Sandra Loosemore <sandra@codesourcery.com>
531 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Delete.
532 (SYMBOL_REF_MIPS16_FUNC_P): Delete.
533 * config/mips/mips.c (mips_attribute_table): Turn mips16 and
534 nomips16 into decl attributes.
535 (TARGET_INSERT_ATTRIBUTES): Override.
536 (TARGET_MERGE_DECL_ATTRIBUTES): Likewise.
537 (TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): Always return true.
538 (mips_mips16_type_p, mips_nomips16_type_p): Delete in favor of...
539 (mips_mips16_decl_p, mips_nomips16_decl_p): ...these new functions.
540 (mips_comp_type_attributes): Remove mips16 and nomips16 handling.
541 (mips_use_mips16_mode_p): Reimplement as a function that takes
542 a decl and considers only decl attributes. If the decl is nested
543 function, use its parent attributes.
544 (mips_function_ok_for_sibcall): Use mips_use_mips16_mode_p
545 instead of SYMBOL_REF_MIPS16_FUNC_P.
546 (mips_set_mips16_mode): Move call to sorry here from old
547 mips_use_mips16_mode_p.
548 (mflip_mips16_entry): New structure.
549 (mflip_mips16_htab): New variable.
550 (mflip_mips16_htab_hash, mflip_mips16_htab_eq): New functions.
551 (mflip_mips16_use_mips16_p, mips_insert_attributes): Likewise.
552 (mips_merge_decl_attributes): New function.
553 (mips_set_current_function): Reinstate call to mips_set_mips16_mode.
554 Use mips_use_mips16_mode_p.
555 (mips_output_mi_thunk): Use mips_use_mips16_mode_p instead of
556 SYMBOL_REF_MIPS16_FUNC_P.
557 (mips_encode_section_info): Don't set SYMBOL_FLAG_MIPS16_FUNC.
559 2007-09-13 Richard Sandiford <richard@codesourcery.com>
561 * c-parser.c (c_parser_struct_declaration): Check for a null return.
563 2007-09-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
566 * gcc.c (xputenv): Make argument const, and use CONST_CAST.
568 2007-09-12 Michael Meissner <michael.meissner@amd.com>
569 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
570 Tony Linthicum <tony.linthicum@amd.com>
572 * tree.h (function_args_iterator): New type to iterate over
574 (FOREACH_FUNCTION_ARGS_PTR): Iterator macros for iterating over
575 function arguments providing a pointer to the argument.
576 (FOREACH_FUNCTION_ARGS): Iterator macros for iterating over
577 function arguments providing the argument.
578 (function_args_iter_init): Inline function to initialize
579 function_args_iterator.
580 (function_args_iter_cond_ptr): Inline function to return the next
581 pointer to hold the argument.
582 (function_args_iter_cond): Inline function to return the next
584 (function_args_iter_cond_next): Advance the function args
586 (stdarg_p): New function, return true if variable argument
588 (prototype_p): New function, return true if function is
590 (function_args_count): New function, count the number of arguments
593 * tree.c (stdarg_p): New function, return true if variable
595 (prototype_p): New function, return true if function is
598 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
599 (TARGET_ROUND): New macro for the round/ptest instructions which
600 are shared between SSE4.1 and SSE5.
601 (OPTION_MASK_ISA_ROUND): Ditto.
602 (OPTION_ISA_ROUND): Ditto.
603 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
604 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
606 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
607 (-mfused-madd): New switch to give users control over whether the
608 compiler optimizes to use the multiply/add SSE5 instructions.
610 * config/i386/i386.c (m_AMD_MULTIPLE): Rename from
611 m_ATHLON_K8_AMDFAM10, and change all uses.
612 (enum pta_flags): Add PTA_SSE5.
613 (ix86_handle_option): Turn off 3dnow if -msse5.
614 (override_options): Add SSE5 support.
615 (print_operand): %Y prints comparison codes for SSE5 com/pcom
617 (ix86_expand_sse_movcc): Add SSE5 support.
618 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
619 vector type to the next largest size.
620 (ix86_expand_sse5_pack): New function to use pperm to pack a
621 vector type to the next smallest size.
622 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
623 (IX86_BUILTIN_FMADDSD): Ditto.
624 (IX86_BUILTIN_FMADDPS): Ditto.
625 (IX86_BUILTIN_FMADDPD): Ditto.
626 (IX86_BUILTIN_FMSUBSS): Ditto.
627 (IX86_BUILTIN_FMSUBSD): Ditto.
628 (IX86_BUILTIN_FMSUBPS): Ditto.
629 (IX86_BUILTIN_FMSUBPD): Ditto.
630 (IX86_BUILTIN_FNMADDSS): Ditto.
631 (IX86_BUILTIN_FNMADDSD): Ditto.
632 (IX86_BUILTIN_FNMADDPS): Ditto.
633 (IX86_BUILTIN_FNMADDPD): Ditto.
634 (IX86_BUILTIN_FNMSUBSS): Ditto.
635 (IX86_BUILTIN_FNMSUBSD): Ditto.
636 (IX86_BUILTIN_FNMSUBPS): Ditto.
637 (IX86_BUILTIN_FNMSUBPD): Ditto.
638 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
639 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
640 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
641 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
642 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
643 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
644 (IX86_BUILTIN_PPERM): Ditto.
645 (IX86_BUILTIN_PERMPS): Ditto.
646 (IX86_BUILTIN_PERMPD): Ditto.
647 (IX86_BUILTIN_PMACSSWW): Ditto.
648 (IX86_BUILTIN_PMACSWW): Ditto.
649 (IX86_BUILTIN_PMACSSWD): Ditto.
650 (IX86_BUILTIN_PMACSWD): Ditto.
651 (IX86_BUILTIN_PMACSSDD): Ditto.
652 (IX86_BUILTIN_PMACSDD): Ditto.
653 (IX86_BUILTIN_PMACSSDQL): Ditto.
654 (IX86_BUILTIN_PMACSSDQH): Ditto.
655 (IX86_BUILTIN_PMACSDQL): Ditto.
656 (IX86_BUILTIN_PMACSDQH): Ditto.
657 (IX86_BUILTIN_PMADCSSWD): Ditto.
658 (IX86_BUILTIN_PMADCSWD): Ditto.
659 (IX86_BUILTIN_PHADDBW): Ditto.
660 (IX86_BUILTIN_PHADDBD): Ditto.
661 (IX86_BUILTIN_PHADDBQ): Ditto.
662 (IX86_BUILTIN_PHADDWD): Ditto.
663 (IX86_BUILTIN_PHADDWQ): Ditto.
664 (IX86_BUILTIN_PHADDDQ): Ditto.
665 (IX86_BUILTIN_PHADDUBW): Ditto.
666 (IX86_BUILTIN_PHADDUBD): Ditto.
667 (IX86_BUILTIN_PHADDUBQ): Ditto.
668 (IX86_BUILTIN_PHADDUWD): Ditto.
669 (IX86_BUILTIN_PHADDUWQ): Ditto.
670 (IX86_BUILTIN_PHADDUDQ): Ditto.
671 (IX86_BUILTIN_PHSUBBW): Ditto.
672 (IX86_BUILTIN_PHSUBWD): Ditto.
673 (IX86_BUILTIN_PHSUBDQ): Ditto.
674 (IX86_BUILTIN_PROTB): Ditto.
675 (IX86_BUILTIN_PROTW): Ditto.
676 (IX86_BUILTIN_PROTD): Ditto.
677 (IX86_BUILTIN_PROTQ): Ditto.
678 (IX86_BUILTIN_PROTB_IMM): Ditto.
679 (IX86_BUILTIN_PROTW_IMM): Ditto.
680 (IX86_BUILTIN_PROTD_IMM): Ditto.
681 (IX86_BUILTIN_PROTQ_IMM): Ditto.
682 (IX86_BUILTIN_PSHLB): Ditto.
683 (IX86_BUILTIN_PSHLW): Ditto.
684 (IX86_BUILTIN_PSHLD): Ditto.
685 (IX86_BUILTIN_PSHLQ): Ditto.
686 (IX86_BUILTIN_PSHAB): Ditto.
687 (IX86_BUILTIN_PSHAW): Ditto.
688 (IX86_BUILTIN_PSHAD): Ditto.
689 (IX86_BUILTIN_PSHAQ): Ditto.
690 (IX86_BUILTIN_FRCZSS): Ditto.
691 (IX86_BUILTIN_FRCZSD): Ditto.
692 (IX86_BUILTIN_FRCZPS): Ditto.
693 (IX86_BUILTIN_FRCZPD): Ditto.
694 (IX86_BUILTIN_CVTPH2PS): Ditto.
695 (IX86_BUILTIN_CVTPS2PH): Ditto.
696 (IX86_BUILTIN_COMEQSS): Ditto.
697 (IX86_BUILTIN_COMNESS): Ditto.
698 (IX86_BUILTIN_COMLTSS): Ditto.
699 (IX86_BUILTIN_COMLESS): Ditto.
700 (IX86_BUILTIN_COMGTSS): Ditto.
701 (IX86_BUILTIN_COMGESS): Ditto.
702 (IX86_BUILTIN_COMUEQSS): Ditto.
703 (IX86_BUILTIN_COMUNESS): Ditto.
704 (IX86_BUILTIN_COMULTSS): Ditto.
705 (IX86_BUILTIN_COMULESS): Ditto.
706 (IX86_BUILTIN_COMUGTSS): Ditto.
707 (IX86_BUILTIN_COMUGESS): Ditto.
708 (IX86_BUILTIN_COMORDSS): Ditto.
709 (IX86_BUILTIN_COMUNORDSS): Ditto.
710 (IX86_BUILTIN_COMFALSESS): Ditto.
711 (IX86_BUILTIN_COMTRUESS): Ditto.
712 (IX86_BUILTIN_COMEQSD): Ditto.
713 (IX86_BUILTIN_COMNESD): Ditto.
714 (IX86_BUILTIN_COMLTSD): Ditto.
715 (IX86_BUILTIN_COMLESD): Ditto.
716 (IX86_BUILTIN_COMGTSD): Ditto.
717 (IX86_BUILTIN_COMGESD): Ditto.
718 (IX86_BUILTIN_COMUEQSD): Ditto.
719 (IX86_BUILTIN_COMUNESD): Ditto.
720 (IX86_BUILTIN_COMULTSD): Ditto.
721 (IX86_BUILTIN_COMULESD): Ditto.
722 (IX86_BUILTIN_COMUGTSD): Ditto.
723 (IX86_BUILTIN_COMUGESD): Ditto.
724 (IX86_BUILTIN_COMORDSD): Ditto.
725 (IX86_BUILTIN_COMUNORDSD): Ditto.
726 (IX86_BUILTIN_COMFALSESD): Ditto.
727 (IX86_BUILTIN_COMTRUESD): Ditto.
728 (IX86_BUILTIN_COMEQPS): Ditto.
729 (IX86_BUILTIN_COMNEPS): Ditto.
730 (IX86_BUILTIN_COMLTPS): Ditto.
731 (IX86_BUILTIN_COMLEPS): Ditto.
732 (IX86_BUILTIN_COMGTPS): Ditto.
733 (IX86_BUILTIN_COMGEPS): Ditto.
734 (IX86_BUILTIN_COMUEQPS): Ditto.
735 (IX86_BUILTIN_COMUNEPS): Ditto.
736 (IX86_BUILTIN_COMULTPS): Ditto.
737 (IX86_BUILTIN_COMULEPS): Ditto.
738 (IX86_BUILTIN_COMUGTPS): Ditto.
739 (IX86_BUILTIN_COMUGEPS): Ditto.
740 (IX86_BUILTIN_COMORDPS): Ditto.
741 (IX86_BUILTIN_COMUNORDPS): Ditto.
742 (IX86_BUILTIN_COMFALSEPS): Ditto.
743 (IX86_BUILTIN_COMTRUEPS): Ditto.
744 (IX86_BUILTIN_COMEQPD): Ditto.
745 (IX86_BUILTIN_COMNEPD): Ditto.
746 (IX86_BUILTIN_COMLTPD): Ditto.
747 (IX86_BUILTIN_COMLEPD): Ditto.
748 (IX86_BUILTIN_COMGTPD): Ditto.
749 (IX86_BUILTIN_COMGEPD): Ditto.
750 (IX86_BUILTIN_COMUEQPD): Ditto.
751 (IX86_BUILTIN_COMUNEPD): Ditto.
752 (IX86_BUILTIN_COMULTPD): Ditto.
753 (IX86_BUILTIN_COMULEPD): Ditto.
754 (IX86_BUILTIN_COMUGTPD): Ditto.
755 (IX86_BUILTIN_COMUGEPD): Ditto.
756 (IX86_BUILTIN_COMORDPD): Ditto.
757 (IX86_BUILTIN_COMUNORDPD): Ditto.
758 (IX86_BUILTIN_COMFALSEPD): Ditto.
759 (IX86_BUILTIN_COMTRUEPD): Ditto.
760 (IX86_BUILTIN_PCOMEQUB): Ditto.
761 (IX86_BUILTIN_PCOMNEUB): Ditto.
762 (IX86_BUILTIN_PCOMLTUB): Ditto.
763 (IX86_BUILTIN_PCOMLEUB): Ditto.
764 (IX86_BUILTIN_PCOMGTUB): Ditto.
765 (IX86_BUILTIN_PCOMGEUB): Ditto.
766 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
767 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
768 (IX86_BUILTIN_PCOMEQUW): Ditto.
769 (IX86_BUILTIN_PCOMNEUW): Ditto.
770 (IX86_BUILTIN_PCOMLTUW): Ditto.
771 (IX86_BUILTIN_PCOMLEUW): Ditto.
772 (IX86_BUILTIN_PCOMGTUW): Ditto.
773 (IX86_BUILTIN_PCOMGEUW): Ditto.
774 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
775 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
776 (IX86_BUILTIN_PCOMEQUD): Ditto.
777 (IX86_BUILTIN_PCOMNEUD): Ditto.
778 (IX86_BUILTIN_PCOMLTUD): Ditto.
779 (IX86_BUILTIN_PCOMLEUD): Ditto.
780 (IX86_BUILTIN_PCOMGTUD): Ditto.
781 (IX86_BUILTIN_PCOMGEUD): Ditto.
782 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
783 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
784 (IX86_BUILTIN_PCOMEQUQ): Ditto.
785 (IX86_BUILTIN_PCOMNEUQ): Ditto.
786 (IX86_BUILTIN_PCOMLTUQ): Ditto.
787 (IX86_BUILTIN_PCOMLEUQ): Ditto.
788 (IX86_BUILTIN_PCOMGTUQ): Ditto.
789 (IX86_BUILTIN_PCOMGEUQ): Ditto.
790 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
791 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
792 (IX86_BUILTIN_PCOMEQB): Ditto.
793 (IX86_BUILTIN_PCOMNEB): Ditto.
794 (IX86_BUILTIN_PCOMLTB): Ditto.
795 (IX86_BUILTIN_PCOMLEB): Ditto.
796 (IX86_BUILTIN_PCOMGTB): Ditto.
797 (IX86_BUILTIN_PCOMGEB): Ditto.
798 (IX86_BUILTIN_PCOMFALSEB): Ditto.
799 (IX86_BUILTIN_PCOMTRUEB): Ditto.
800 (IX86_BUILTIN_PCOMEQW): Ditto.
801 (IX86_BUILTIN_PCOMNEW): Ditto.
802 (IX86_BUILTIN_PCOMLTW): Ditto.
803 (IX86_BUILTIN_PCOMLEW): Ditto.
804 (IX86_BUILTIN_PCOMGTW): Ditto.
805 (IX86_BUILTIN_PCOMGEW): Ditto.
806 (IX86_BUILTIN_PCOMFALSEW): Ditto.
807 (IX86_BUILTIN_PCOMTRUEW): Ditto.
808 (IX86_BUILTIN_PCOMEQD): Ditto.
809 (IX86_BUILTIN_PCOMNED): Ditto.
810 (IX86_BUILTIN_PCOMLTD): Ditto.
811 (IX86_BUILTIN_PCOMLED): Ditto.
812 (IX86_BUILTIN_PCOMGTD): Ditto.
813 (IX86_BUILTIN_PCOMGED): Ditto.
814 (IX86_BUILTIN_PCOMFALSED): Ditto.
815 (IX86_BUILTIN_PCOMTRUED): Ditto.
816 (IX86_BUILTIN_PCOMEQQ): Ditto.
817 (IX86_BUILTIN_PCOMNEQ): Ditto.
818 (IX86_BUILTIN_PCOMLTQ): Ditto.
819 (IX86_BUILTIN_PCOMLEQ): Ditto.
820 (IX86_BUILTIN_PCOMGTQ): Ditto.
821 (IX86_BUILTIN_PCOMGEQ): Ditto.
822 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
823 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
824 (bdesc_ptest): Change OPTION_MASK_ISA_SSE4_1 to
825 OPTION_MASK_ISA_ROUND for instructions that are shared between
828 (bdesc_sse_3arg): Ditto.
829 (enum multi_arg_type): New enum for describing the various SSE5
830 intrinsic argument types.
831 (bdesc_multi_arg): New table for SSE5 intrinsics.
832 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
833 (ix86_expand_multi_arg_builtin): New function for creating SSE5
835 (ix86_expand_builtin): Add SSE5 intrinsic support.
836 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
837 operand instructions.
838 (ix86_expand_sse5_multiple_memory): New function to split the
839 second memory reference from SSE5 instructions.
840 (type_has_variadic_args_p): Delete in favor of stdarg_p.
841 (ix86_return_pops_args): Use stdarg_p to determine if the function
842 has variable arguments.
843 (ix86_setup_incoming_varargs): Ditto.
844 (x86_this_parameter): Ditto.
846 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
848 (ix86_expand_sse5_pack): Ditto.
849 (ix86_sse5_valid_op_p): Ditto.
850 (ix86_expand_sse5_multiple_memory): Ditto.
852 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
853 constant for SSE5 support.
854 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
855 (UNSPEC_SSE5_TRUEFALSE): Ditto.
856 (UNSPEC_SSE5_PERMUTE): Ditto.
857 (UNSPEC_SSE5_ASHIFT): Ditto.
858 (UNSPEC_SSE5_LSHIFT): Ditto.
859 (UNSPEC_FRCZ): Ditto.
860 (UNSPEC_CVTPH2PS): Ditto.
861 (UNSPEC_CVTPS2PH): Ditto.
862 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
864 (COM_FALSE_S): Ditto.
865 (COM_FALSE_P): Ditto.
868 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
869 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
871 (memory attribute): Ditto.
872 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
873 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
874 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
875 (floor<mode>2): Ditto.
876 (ceil<mode>2): Ditto.
877 (btrunc<mode>2): Ditto.
878 (nearbyintdf2): Ditto.
879 (nearbyintsf2): Ditto.
880 (sse_setccsf): Disable if SSE5.
881 (sse_setccdf): Ditto.
882 (sse5_setcc<mode>): New support for SSE5 conditional move.
883 (sse5_pcmov_<mode>): Ditto.
885 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
888 (ssemodesuffixf4): New mode attribute for SSE5.
889 (ssemodesuffixf2s): Ditto.
890 (ssemodesuffixf2c): Ditto.
891 (sserotatemax): Ditto.
892 (ssescalarmode): Ditto.
893 (sse_maskcmpv4sf3): Disable if SSE5.
894 (sse_maskcmpv2df3): Ditto.
895 (sse_vmmaskcmpv4sf3): Ditto.
896 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add
898 (sse5_vmfmadd<mode>4): Ditto.
899 (sse5_fmsub<mode>4): Ditto.
900 (sse5_vmfmsub<mode>4): Ditto.
901 (sse5_fnmadd<mode>4): Ditto.
902 (sse5_vmfnmadd<mode>4): Ditto.
903 (sse5_fnmsub<mode>4): Ditto.
904 (sse5_vmfnmsub<mode>4): Ditto.
905 (sse5i_fmadd<mode>4): Ditto.
906 (sse5i_fmsub<mode>4): Ditto.
907 (sse5i_fnmadd<mode>4): Ditto.
908 (sse5i_fnmsub<mode>4): Ditto.
909 (sse5i_vmfmadd<mode>4): Ditto.
910 (sse5i_vmfmsub<mode>4): Ditto.
911 (sse5i_vmfnmadd<mode>4): Ditto.
912 (sse5i_vmfnmsub<mode>4): Ditto.
913 (mulv16qi3): Add SSE5 support.
915 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
916 (sse2_mulv4si3): Disable if SSE5.
917 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
918 (sse4_1_roundps): Ditto.
919 (sse4_1_roundsd): Ditto.
920 (sse4_1_roundss): Ditto.
921 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
923 (sse_maskcmpsf3): Ditto.
924 (sse_vmmaskcmpv4sf3): Ditto.
925 (sse2_maskcmpv2df3): Ditto.
926 (sse2_maskcmpdf3): Ditto.
927 (sse2_vmmaskcmpv2df3): Ditto.
928 (sse2_eq<mode>3): Ditto.
929 (sse2_gt<mode>3): Ditto.
930 (sse5_pcmov_<mode>): Add SSE5 support.
931 (vec_unpacku_hi_v16qi): Ditto.
932 (vec_unpacks_hi_v16qi): Ditto.
933 (vec_unpacku_lo_v16qi): Ditto.
934 (vec_unpacks_lo_v16qi): Ditto.
935 (vec_unpacku_hi_v8hi): Ditto.
936 (vec_unpacks_hi_v8hi): Ditto.
937 (vec_unpacku_lo_v8hi): Ditto.
938 (vec_unpacks_lo_v8hi): Ditto.
939 (vec_unpacku_hi_v4si): Ditto.
940 (vec_unpacks_hi_v4si): Ditto.
941 (vec_unpacku_lo_v4si): Ditto.
942 (vec_unpacks_lo_v4si): Ditto.
943 (sse5_pmacsww): New SSE5 intrinsic insn.
944 (sse5_pmacssww): Ditto.
945 (sse5_pmacsdd): Ditto.
946 (sse5_pmacssdd): Ditto.
947 (sse5_pmacssdql): Ditto.
948 (sse5_pmacssdqh): Ditto.
949 (sse5_pmacsdqh): Ditto.
950 (sse5_pmacsswd): Ditto.
951 (sse5_pmacswd): Ditto.
952 (sse5_pmadcsswd): Ditto.
953 (sse5_pmadcswd): Ditto.
954 (sse5_pcmov_<move>): Conditional move support on SSE5.
955 (sse5_phaddbw): New SSE5 intrinsic insn.
956 (sse5_phaddbd): Ditto.
957 (sse5_phaddbq): Ditto.
958 (sse5_phaddwd): Ditto.
959 (sse5_phaddwq): Ditto.
960 (sse5_phadddq): Ditto.
961 (sse5_phaddubw): Ditto.
962 (sse5_phaddubd): Ditto.
963 (sse5_phaddubq): Ditto.
964 (sse5_phadduwd): Ditto.
965 (sse5_phadduwq): Ditto.
966 (sse5_phaddudq): Ditto.
967 (sse5_phsubbw): Ditto.
968 (sse5_phsubwd): Ditto.
969 (sse5_phsubdq): Ditto.
971 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
972 (sse5_pperm_zero_v16qi_v8hi): Ditto.
973 (sse5_pperm_sign_v8hi_v4si): Ditto.
974 (sse5_pperm_zero_v8hi_v4si): Ditto.
975 (sse5_pperm_sign_v4si_v2di): Ditto.
976 (sse5_pperm_sign_v4si_v2di): Ditto.
977 (sse5_pperm_pack_v2di_v4si): Ditto.
978 (sse5_pperm_pack_v4si_v8hi): Ditto.
979 (sse5_pperm_pack_v8hi_v16qi): Ditto.
980 (sse5_perm<mode>): New SSE5 intrinsic insn.
981 (rotl<mode>3): Ditto.
982 (sse5_rotl<mode>3): Ditto.
983 (sse5_ashl<mode>3): Ditto.
984 (sse5_lshl<mode>3): Ditto.
985 (sse5_frcz<mode>2): Ditto.
986 (sse5s_frcz<mode>2): Ditto.
987 (sse5_cvtph2ps): Ditto.
988 (sse5_cvtps2ph): Ditto.
989 (sse5_vmmaskcmp<mode>3): Ditto.
990 (sse5_com_tf<mode>3): Ditto.
991 (sse5_maskcmp<mode>3): Ditto.
992 (sse5_maskcmp_uns<mode>3): Ditto.
993 (sse5_maskcmp_uns2<mode>3): Ditto.
994 (sse5_pcom_tf<mode>3): Ditto.
996 * config/i386/predicates.md (const_0_to_31_operand): New predicate
998 (sse5_comparison_float_operator): New predicate to match the
999 comparison operators supported by the SSE5 com instruction.
1000 (ix86_comparison_int_operator): New predicate to match just the
1001 signed int comparisons.
1002 (ix86_comparison_uns_operator): New predicate to match just the
1003 unsigned int comparisons.
1005 * doc/invoke.texi (-msse5): Add documentation.
1006 (-mfused-madd): Ditto.
1008 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
1010 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
1012 (x86_64-*-*): Ditto.
1014 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
1016 * config/i386/bmmintrin.h: New file, provide common x86 compiler
1017 intrinisics for SSE5.
1019 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
1022 * config/i386/mmintrin-common.h: New file, to contain common
1023 instructions between SSE4.1 and SSE5.
1025 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
1026 FOREACH_FUNCTION_ARGS to iterate over the argument list.
1027 (gen_regparm_prefix): Ditto.
1029 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
1030 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
1031 prototype_p to determine if a function is prototyped.
1033 2007-09-12 Janis Johnson <janis187@us.ibm.com>
1035 * config/dfp-bit.c (dfp_conversion_exception): New function.
1036 (DFP_TO_DFP) Add new variants to use direct conversions in decNumber.
1037 (DFP_TO_INT): Ditto.
1038 (INT_TO_DFP): Ditto.
1039 * config/dfp-bit.h (DEC_FLOAT_FROM_INT, DEC_FLOAT_TO_INT): New.
1041 2007-09-12 Jakub Jelinek <jakub@redhat.com>
1044 * config/ia64/ia64.c (ia64_expand_epilogue): Emit blockage
1045 before sp restoration even when total_size is 0, but
1046 frame_pointer_needed.
1048 2007-09-12 Bob Wilson <bob.wilson@acm.org>
1050 * config/xtensa/xtensa.c (machine_function): Add vararg_a7_copy.
1051 (xtensa_copy_incoming_a7): Use start_sequence instead of
1052 push_to_sequence. Stash insns in vararg_a7_copy for builtin_saveregs.
1053 (xtensa_builtin_saveregs): Place code from vararg_a7_copy at the start
1054 of the saveregs sequence.
1056 2007-09-12 Richard Sandiford <richard@codesourcery.com>
1058 * c-tree.h (grokfield): Add a "tree *" argument.
1059 * c-decl.c (grokdeclarator): Take a pointer to the decl's attributes.
1060 Chain nested decl attributes to it. Don't call decl_attributes here.
1061 (groktypename): Pass grokdeclarator a pointer to the attribute list.
1062 (start_decl, grokparm, push_parm_decl, start_function): Likewise.
1063 (grokfield): Take a pointer to the decl's attributes and pass
1064 it to grokdeclarator.
1065 * c-parser.c (c_parser_struct_declaration): Update the calls to
1066 grokfield. Call decl_attributes for anonymous struct and union
1069 2007-09-12 Jan Hubicka <jh@suse.cz>
1071 * c-objc-common.h (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Kill.
1073 2007-09-12 Ira Rosen <irar@il.ibm.com>
1075 PR tree-optimization/32377
1076 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Distinguish
1077 between positive and negative dependence distance using DDR_REVERSED_P.
1079 2007-09-12 Dorit Nuzman <dorit@il.ibm.com>
1081 PR tree-optimization/33373
1082 * tree-vect-analyze (vect_determine_vectorization_factor): Call
1083 TREE_INT_CST_LOW when comparing TYPE_SIZE_UNIT.
1085 2007-09-12 Jan Hubicka <jh@suse.cz>
1088 * i386.md (floatsisf2_mixed_memory, floatsisf2_sse_memory): Disable for
1091 2007-09-12 Christian Bruel <christian.bruel@st.com>
1093 * sh.h (SH_DBX_REGISTER_NUMBER): Added fpscr, fixed sr/gbr regs.
1094 * linux-unwind.h (SH_DWARF_FRAME_GBR): fixed.
1096 2007-09-12 Ira Rosen <irar@il.ibm.com>
1098 * tree-vect-transform.c (vect_get_slp_defs): Don't build a vector
1099 for oprnd1 if not required.
1100 (vectorizable_operation): Use scalar operand in SLP in case of
1101 shift with scalar argument.
1103 2007-09-12 Ira Rosen <irar@il.ibm.com>
1105 * params.def (PARAM_MIN_VECT_LOOP_BOUND): Change default and minimum
1108 2007-09-11 James E. Wilson <wilson@specifix.com>
1110 * defaults.h (DWARF2_UNWIND_INFO): Don't define if
1111 TARGET_UNWIND_INFO is defined.
1112 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Delete undef
1115 2007-09-12 Kaz Kojima <kkojima@gcc.gnu.org>
1117 * config/sh/sh.c (calc_live_regs): Use
1118 current_function_saves_all_registers instead of
1119 current_function_has_nonlocal_label.
1120 (sh_allocate_initial_value): Likewise.
1121 (sh_get_pr_initial_val): Likewise.
1122 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Likewise.
1123 * config/sh/sh.md (load_ra): Likewise.
1125 2007-09-12 Hans-Peter Nilsson <hp@axis.com>
1127 * config/cris/t-linux (LIMITS_H_TEST): Only define if not inhibit_libc.
1130 * config/cris/cris.c (cris_expand_pic_call_address): Fix typo in
1131 GET_CODE (x) == CONST_INT to CONST_INT_P (x) transformation.
1133 2007-09-12 Sa Liu <saliu@de.ibm.com>
1135 * config/spu/spu.c (spu_emit_branch_or_set): Handle NaN values as
1136 operands to DFmode GE or LE compares.
1138 2007-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
1140 * config/bfin/bfin.h (enum reg_class, REG_CLASS_CONTENTS,
1141 REG_CLASS_NAMES): Add P0REGS.
1142 (REGNO_REG_CLASS): Return it where appropriate.
1143 (REG_CLASS_FROM_CONSTRAINT): Add 'qA'.
1144 (CLASS_LIKELY_SPILLED_P): P0REGS is likely_spilled.
1145 * doc/md.texi (Blackfin family): Document 'q' constraints.
1147 2007-09-11 Steve Kenton <skenton@ou.edu>
1149 * pa/linux-unwind.h: Guard with inhibit_libc.
1150 * pa/hpux-unwind.h: Likewise.
1152 2007-09-11 David Daney <ddaney@avtrex.com>
1154 * doc/invoke.texi: Document new MIPS -mllsc and -mno-llsc options.
1155 * doc/install.texi: Document new --with-llsc and --without-llsc
1157 * config.gcc: Handle --with-llsc and --without-llsc configure options.
1158 * config/mips/mips.md (sync, memory_barrier): Wrap sync instrunction
1159 in %| and %- operand codes. Depend on GENERATE_SYNC instead of
1161 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
1162 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
1163 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
1164 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
1165 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Depend on
1166 GENERATE_LL_SC instead of ISA_HAS_LL_SC.
1167 * config/mips/mips.opt (mllsc): New option.
1168 * config/mips/mips.c (mips_llsc): Define variable.
1169 (mips_handle_option): Handle mllsc option.
1170 (override_options): Set mips_print_operand_punct for '|' and '-'.
1171 (print_operand): Add new %| and %- operand codes.
1172 * config/mips/mips.h (mips_llsc_setting): New enum type.
1173 (mips_llsc): Declare.
1174 (OPTION_DEFAULT_SPECS): Add llsc handling.
1175 (GENERATE_SYNC): New macro.
1176 (GENERATE_LL_SC): New macro.
1177 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
1178 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
1179 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Wrap instructions
1180 in %| and %- operand codes.
1182 2007-09-11 Eric Botcazou <ebotcazou@adacore.com>
1184 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Deal with
1185 TYPE_NONALIASED_COMPONENT like with DECL_NONADDRESSABLE_P.
1187 2007-09-11 Jason Merrill <jason@redhat.com>
1190 * stor-layout.c (layout_decl): Do pack variable size fields.
1192 2007-09-11 Maxim Kuvyrkov <maxim@codesourcery.com>
1194 * config/m68k/predicates.md (movsi_const0_operand,
1195 non_symbolic_call_operand): New predicates.
1197 * config/m68k/constraints.md: (Cs, Ci, C0, Cj, CQ, CW, CZ, CS, Ap, Ac):
1199 * doc/md.texi (Constraints for Particular Machines: Motorola 680x0):
1200 Document constraints N, O, P, R, S, T, Q, U, W, Cs, Ci, C0, Cj, CQ,
1201 CW, CZ, CS, Ap and Ac.
1203 * config/m68k/m68k.md (UNSPEC_IB): New constant.
1204 (constraints.md): New include.
1205 (cpu, type, type1, opx, opy, opx_type, opy_type, size, opx_access,
1206 opx_mem, opy_mem, op_mem, guess, split): New attributes.
1207 (movdf_internal): Name pattern. Fix to use alternatives. Add split.
1209 (pushdi): Add split.
1210 (tstsi_internal): Name pattern. Fix to use alternatives. Specify
1211 attributes. Split tstsi_internal_68020_cf from it.
1212 (tstsi_internal_68020_cf): New pattern.
1213 (tsthi_internal, tstqi_internal): Name pattern. Specify attributes.
1214 (tst<mode>_cf): Specify attributea.
1215 (cmpsi_cf): Name pattern. Specify attributes.
1216 (cmp<mode>_68881, cmp<mode>_cf): Specify type attribute.
1217 (pushexthisi_const): Fix to use alternatives. Specify
1219 (movsi_const0): Split movsi_const0_68000_10 and movsi_const0_68040_60
1220 from it. Fix to use alternatives. Specify attributes.
1221 (movsi_const0_68040_10, movsi_const0_68040_60): New patterns.
1222 (movsi_cf, movstrictqi_cf): Fix to use alternatives. Specify
1224 (movsf_cf_soft): Specify attributes.
1225 (movdf_cf_soft): Add split.
1226 (pushasi, zero_extendhisi2_cf, zero_extendqisi2_cfv4,
1227 cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2,
1228 68k_extendqisi2, truncdfsf2_cf): Specify attributes.
1229 (truncdfsf2_68881): Name pattern. Specify attributes.
1230 (floatsi<mode>2_cf, floathi<mode>2_68881, floathi<mode>2_cf,
1231 floatqi<mode>2_68881, floatqi<mode>2_cf, ftrunc<mode>2_cf,
1232 fix<mode>qi2_cf, fix<mode>hi2_cf, fix<mode>si2_cf, adddi_dishl32):
1234 (addsi3_5200): Fix to use alternatives. Specify attributes.
1236 (add<mode>3_cf, subdi_dishl32): Specify attributes.
1237 (subsi3): Add alternative for subq.l. Specify attributes.
1238 (sub<mode>3_cf, mulhi3, mulhisi3): Specify attributes.
1239 (mulhisisi3_s, mulsi3_68020, mulsi3_cf): Name pattern. Specify
1241 (umulhisi3): Specify attributes.
1242 (mulhisisi3_z): Name pattern. Specify attributes.
1243 (fmul<mode>3_cf, div<mode>3_cf, negsi2_internal, negsi2_5200,
1244 sqrt<mode>2_68881, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32,
1245 subregsi1ashrdi_const32, ashrsi3, subreg1lshrdi_const32, lshrsi3,
1246 bsetmemqi): Specify attributes.
1247 (bsetmemqi_ext): Name pattern. Specify attributes.
1248 (bclrmemqi): Specify attributes.
1249 (bclrmemqi_ext, scc, sls): Name pattern. Specify attributes.
1250 (beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble, bleu): Specify
1252 (beq2, bne2, bgt2, bgtu2, blt2, bltu2, bge2, bgeu2, ble2, bleu2): Name
1253 pattern. Specify attributes.
1254 (jump): Specify attributes.
1255 (tablejump_internal): Name pattern. Specify attributes.
1256 (call_value): Split into non_symbolic_call_value,
1257 symbolic_call_value_jsr, symbolic_call_value_bsr. Fix to use
1258 alternatives. Specify attributes.
1259 (non_symbolic_call_value, symbolic_call_value_jsr,
1260 symbolic_call_value_bsr): New patterns.
1261 (nop, return, unlink, indirect_jump): Specify attributes.
1262 (trap): Fix condition. Specify attributes.
1265 * config/m68k/m68k.c (m68k_symbolic_call_var): New variable.
1266 (override_options): Initialize it. Initialize m68k_sched_cpu.
1267 (CONST_METHOD): Rename to M68K_CONST_METHOD, move to m68k.h.
1268 (const_method): Make global, rename to m68k_const_method.
1269 (const_int_cost, output_move_const_into_data_reg): Update.
1270 (output_move_double): Parametrize to emit rtl code, rename to
1272 (output_reg_adjust, emit_reg_adjust, output_compadr, output_movsi,
1273 emit_movsi): New static functions.
1274 (output_move_double): New function with semantics of old
1276 (m68k_emit_move_double): New function.
1277 (m68k_sched_cpu): New variable.
1278 (attr_op_type): New enum.
1279 (sched_guess_p): New variable.
1280 (sched_address_type, sched_operand_type, sched_attr_op_type):
1281 New static functions.
1282 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
1283 m68k_sched_attr_size, m68k_sched_attr_op_mem): New functions.
1284 (sched_branch_type): New static variable.
1285 (m68k_sched_branch_type): New function.
1286 * config/m68k/m68k.h (M68K_SYMBOLIC_CALL): New enum.
1287 (m68k_symbolic_call_var): Declare.
1288 (M68K_CONST_METHOD): Rename from CONST_METHOD. Move here from m68k.c.
1289 (m68k_const_method, m68k_emit_move_double, m68k_sched_cpu,
1290 m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
1291 m68k_sched_attr_size, m68k_sched_attr_op_mem, m68k_sched_branch_type):
1294 2007-09-11 Jakub Jelinek <jakub@redhat.com>
1296 * builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
1297 * builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
1298 error if __builtin_va_arg_pack_len () wasn't optimized out during
1300 * tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
1301 with the number of inline's anonymous arguments.
1302 * doc/extend.texi: Document __builtin_va_arg_pack_len ().
1304 2007-09-11 Zdenek Dvorak <ook@ucw.cz>
1306 * fold-const.c (extract_muldiv_1): Do not simplify
1309 2007-09-11 Jan Hubicka <jh@suse.cz>
1311 * i386.h (ix86_tune_indices): Add X86_TUNE_INTER_UNIT_CONVERSIONS.
1312 (TARGET_INTER_UNIT_CONVERSIONS): New.
1313 * i386.md (floatsi expanders): Remove redundant check for SImode
1314 source; offload to memory when asked for.
1315 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse
1316 floatdisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
1318 (floatsisf2_mixed_memory, floatsisf2_sse_memory,
1319 floatsidf2_mixed_memory, floatsidf2_sse_memory
1320 floatdisf2_mixed_memory, floatsisf2_sse_memory,
1321 floatsidf2_mixed_memory, floatsidf2_sse_memory): New.
1323 2007-09-11 Jan Hubicka <jh@suse.cz>
1325 * toplev.c (process_options): all frontends now do unit-at-a-time.
1326 * cgraphunit.c: update comments.
1327 (cgraph_expand_function): call passmanager dirrectly; emit thunks.
1328 * c-decl.c (finish_function): use cgraph_add_new_function.
1329 * function.c (expand_function_end): We are always unit-at-a-time.
1331 2007-09-11 Richard Sandiford <richard@codesourcery.com>
1333 * config/mips/mips.c (mips_set_mips16_mode): Use separate anchor
1334 settings for MIPS16.
1335 (mips_use_anchors_for_symbol_p): Use default_use_anchors_for_symbol_p.
1337 2007-09-11 Richard Sandiford <richard@codesourcery.com>
1339 * config/mips/mips.c (mips_symbol_insns_1): Allow LEAs of
1340 SYMBOL_FORCE_TO_MEM constants.
1341 (mips_rtx_costs): Give a cost of 1 to force_to_mem_operands.
1342 (mips16_rewrite_pool_refs_info): New structure.
1343 (mips16_rewrite_pool_constant): New function, split out from...
1344 (mips16_rewrite_pool_refs): ...here. Take a pointer to a
1345 mips16_rewrite_pool_refs_info structure rather than a pointer
1346 to a constant pool. Force force_to_mem_operands into memory.
1347 (mips16_lay_out_constants): Update call to mips16_rewrite_pool_refs.
1348 * config/mips/predicates.md (force_to_mem_operand): New predicate.
1349 * config/mips/constraints.md (kf): New constraint.
1350 * config/mips/mips.md (*movdi_64bit_mips16): Add a d <- kf alternative.
1351 (*movsi_mips16): Likewise.
1353 2007-09-11 Richard Sandiford <richard@codesourcery.com>
1354 Nigel Stephens <nigel@mips.com>
1355 David Ung <davidu@mips.com>
1357 * config/mips/mips.h (CONSTANT_POOL_COST): Move to...
1358 * config/mips/mips.c: ...here and set to 4 for TARGET_MIPS16.
1359 (mips16_constant_cost, mips_immediate_operand_p, mips_binary_cost)
1360 (mips_fp_mult_cost, mips_fp_div_cost, mips_sign_extend_cost)
1361 (mips_zero_extend_cost): New functions.
1362 (mips_rtx_costs): Treat COMPARE constants as having zero cost.
1363 Use the new functions. Tweak many cost estimates, both here
1364 and in the new subroutines. Return false when the cost of the
1365 operands has not been calculated. Check for *clear_upper32.
1366 Check for floating-point multiply-add, reciprocal and rsqrt
1367 patterns. Handle comparison and rotation codes.
1369 2007-09-11 Danny Smith <dannysmith@users.sourceforge.net>
1371 * config/i386/cygming.h (TARGET_STRIP_NAME_ENCODING): Don't
1373 * config/i386/i386.c (get_dllimport_decl): Don't strip
1376 2007-09-10 Janis Johnson <janis187@us.ibm.com>
1379 * config/dfp-bit.c: Don't skip TFmode conversions; move strto*
1380 declarations to top.
1381 (DFP_TO_BFP): Use for either XFmode or TFmode.
1382 (BFP_TO_DFP): Use for either XFmode or TFmode; always use cast
1384 * config/dfp-bit.h: Include float.h.
1385 (LONG_DOUBLE_HAS_XF_MODE, LONG_DOUBLE_HAS_TF_MODE): Define if long
1386 double is one of these modes, rather than using LIBGCC_HAS_*F_MODE
1387 which doesn't mean the same thing.
1388 (BFP_KIND): Use 4 to mean TFmode.
1389 (BFP_FMT): Specify the number of decimal digits based on the
1390 number of mantissa digits.
1391 (BFP_VIA_TYPE): Binary float type to use as cast for sprintf.
1392 (BFP_TO_DFP, DFP_TO_BFP): Define names for TFmode variants.
1393 (STR_TO_BFP): Use strtold for XFmode or TFmode.
1394 (TFtype): Define if TFmode is supported.
1395 * doc/libgcc.texi (Decimal float library routines): Document
1396 TF conversion functions.
1398 2007-09-10 Chao-ying Fu <fu@mips.com>
1400 * config/mips/mips.c (mips_scalar_mode_supported_p): Declare.
1401 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
1402 (mips_emit_compare): Process fixed-point modes.
1403 (mips_pad_arg_upward): Support fixed-point types.
1404 (override_options): Allow fixed-point modes in accumulators.
1405 (mips_pass_by_reference): Pass DQ, UDQ, DA, and UDA modes in registers.
1406 (mips_vector_mode_supported_p): Support V2HQmode, V2UHQmode, V2HAmode,
1407 V2UHAmode, V4QQmode, and V4UQQmode when TARGET_DSP.
1408 (mips_scalar_mode_supported_p): New function to accept fixed-point
1409 modes if the width is not greater than two BITS_PER_WORD.
1410 * config/mips/mips.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
1411 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
1412 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
1413 LONG_LONG_ACCUM_TYPE_SIZE): Define.
1414 * config/mips/mips.md ("d"): Update mode attribute for fixed-point
1416 ("IMODE"): New mode attribute.
1417 (mips-fixed.md): Include.
1418 * config/mips/mips-modes.def: Create VECTOR_MODES for FRACT, UFRACT,
1420 * config/mips/mips-fixed.md: New file.
1422 2007-09-11 Ben Elliston <bje@au.ibm.com>
1424 * config/spu/spu.md: Formatting fixes.
1426 2007-09-10 Janis Johnson <janis187@us.ibm.com>
1428 * config/dfp-bit.c (dfp_unary_func): Delete.
1429 (dfp_unary_op): Delete.
1430 (dfp_binary_op): Use decFloat functions instead of decNumber
1431 functions for binary operations.
1432 (d32_binary_op): Convert 32-bit operands to 64 bits for evaluation.
1433 (dnn_binary_op): Call dfp_binary_op with decFloat rather than
1435 (dfp_compare_op): Use decFloat functions insteadof decNumber
1436 functions for comparisons.
1437 (d32_compare_op): Convert 32-bit operands to 64 bits for evaluation.
1438 (dnn_binary_op): Call dfp_compare_op with decFloat rather than
1440 (DFP_ADD, DFP_SUB, DFP_MULTIPLE, DFP_DIVIDE): Use macros for
1441 call to dxx_binary_op and decFloat function.
1442 (DFP_EQ, DFP_NE, DFP_LT, DFP_GT, DFP_LE, DFP_GE): Use macros for
1443 calls to dxx_binary_op and decFloat function.
1444 * config/dfp-bit.h: Include decFloat header files.
1445 (decFloat, DFP_BINARY_OP, DFP_COMPARE_OP, DEC_FLOAT_ADD,
1446 DEC_FLOAT_SUBTRACT, DEC_FLOAT_MULTIPLY, DEC_FLOAT_DIVIDE,
1447 DEC_FLOAT_COMPARE, DEC_FLOAT_IS_ZERO, DEC_FLOAT_IS_NAN,
1448 DEC_FLOAT_IS_SIGNED: Define for each of 3 operand widths.
1450 2007-09-10 Harsha Jagasia <harsha.jagasia@amd.com>
1451 Jan Sjodin <jan.sjodin@amd.com>
1453 * tree-vect-analyze.c (vect_analyze_operations): Change
1454 comparison of loop iterations with threshold to less than
1455 or equal to instead of less than. Reduce
1456 min_scalar_loop_bound by one.
1457 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
1458 Change prologue and epilogue iterations estimate to vf/2,
1459 when unknown at compile-time. Change versioning guard
1460 cost to taken_branch_cost. If peeling for alignment is
1461 unknown at compile-time, change peel guard costs to one
1462 taken branch and one not-taken branch per peeled loop.
1463 If peeling for alignment is known but number of scalar loop
1464 iterations is unknown at compile-time, change peel guard
1465 costs to one taken branch per peeled loop. Change the cost
1466 model equation to consider vector iterations as the loop
1467 iterations less the prologue and epilogue iterations.
1468 Change outside vector cost check to less than or equal to
1469 zero instead of equal to zero.
1470 (vect_do_peeling_for_loop_bound): Reduce
1471 min_scalar_loop_bound by one.
1472 * tree-vectorizer.h: Add TARG_COND_TAKEN_BRANCH_COST and
1473 TARG_COND_NOT_TAKEN_BRANCH_COST.
1474 * config/i386/i386.h (processor_costs): Add
1475 scalar_stmt_cost, scalar_load_cost, scalar_store_cost,
1476 vec_stmt_cost, vec_to_scalar_cost, scalar_to_vec_cost,
1477 vec_align_load_cost, vect_unalign_load_cost,
1478 vec_store_cost, cond_taken_branch_cost,
1479 cond_not_taken_branch_cost.
1480 Define macros for x86 costs.
1481 * config/i386/i386.c:
1482 (size_cost): Set scalar_stmt_cost, scalar_load_cost,
1483 scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
1484 scalar_to_vec_cost, vec_align_load_cost,
1485 vect_unalign_load_cost, vec_store_cost,
1486 cond_taken_branch_cost, cond_not_taken_branch_cost to one.
1487 (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
1488 geode_cost, k6_cost, athlon_cost, pentium4_cost, nocona_cost,
1489 core2_cost, generic64_cost, generic32_cost): Set to default
1491 (k8_cost, amdfam10_cost): Costs for vectorization tuned.
1492 (x86_builtin_vectorization_cost): New.
1494 2007-09-10 Janis Johnson <janis187@us.ibm.com>
1495 Ben Elliston <bje@au.ibm.com>
1497 * dfp.c: Include decimal128Local.h;
1498 (dfp_byte_swap): Remove.
1499 (encode_decimal32, decode_decimal32): Don't handle endianness.
1500 (encode_decimal64, decode_decimal64): Ditto.
1501 (encode_decimal128, decode_decimal128): Ditto.
1502 * config/dfp-bit.c (host_to_ieee32, ieee_to_host_32): Ditto.
1504 (host_to_ieee_64, ieee_to_host_64): Don't handle endianness.
1506 (host_to_ieee_128, ieee_to_host_128): Don't handle endianness.
1507 * Makefile.in (DECNUM_H): Add decimal128Local.h.
1509 2007-09-10 David Daney <ddaney@avtrex.com>
1511 * config/mips/mips.md (UNSPEC_MEMORY_BARRIER): New entry in
1513 (memory_barrier): Rewrote as an insn that clobbers memory.
1515 2007-09-10 Richard Sandiford <richard@codesourcery.com>
1517 * config/mips/mips.c (mips_global_pointer): Check
1518 call_really_used_regs instead of call_used_regs.
1519 (mips_save_reg_p): Likewise. Save all call-saved registers
1520 if current_function_saves_all_registers. Fix indentation.
1521 No longer treat $18 as a special case.
1522 (compute_frame_size): Guard FPR loop with TARGET_HARD_FLOAT.
1524 2007-09-10 Richard Sandiford <richard@codesourcery.com>
1526 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
1527 * config/mips/mips.c (mips_cpu_info_table): Mention it in the
1528 the introductory comment.
1529 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
1530 (override_options): Don't test for it.
1531 * config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
1532 (DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
1533 * config/mips/vr.h: As for config/mips/sde.h.
1535 2007-09-10 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
1536 Revital Eres <eres@il.ibm.com>
1538 * target.h (struct gcc_target.sched): New field: sms_res_mii.
1539 (struct ddg): Define.
1540 * target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
1541 (TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
1542 * config/spu/spu.c: Include ddg.h.
1543 (TARGET_SCHED_SMS_RES_MII): Define.
1544 (spu_sms_res_mii): New function to calculate mii.
1545 * modulo-sched (res_MII): Use it.
1546 * doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
1548 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
1550 * config/s390/s390.c (s390_dump_pool): Create copy of constant
1551 pool entries since they might hold values that must not be shared.
1553 2007-09-10 Uros Bizjak <ubizjak@gmail.com>
1556 * gcc/config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
1557 Use 'N' operand constraint for op2.
1558 (lshr<mode>3): Ditto.
1559 (ashl<mode>3): Ditto.
1560 (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
1561 (vec_shr_<mode>): Ditto.
1562 * gcc/config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
1563 IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
1565 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
1567 * config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
1568 Change mode macro in the last real_2expN parameter to uppercase.
1570 2007-09-10 Michael Matz <matz@suse.de>
1572 * tree-pass.h (pass_cselim): Declare new pass.
1573 * passes.c (init_optimization_passes): Link in pass_cselim.
1574 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
1575 tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
1576 cond_store_replacement.
1577 (condstoretemp): New static variable.
1578 (cond_store_replacement): New function.
1579 (tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
1580 tree_ssa_phiopt_worker.
1581 (struct name_to_bb): New.
1582 (get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
1583 nt_init_block, nt_fini_block): New static functions.
1584 (seen_ssa_names, nontrap_set): New static variables.
1585 (gate_cselim, pass_cselim): Define new pass.
1586 * common.opt (ftree-cselim): New flag.
1587 * toplev.c (process_options): Set flag_tree_cselim if required.
1589 2007-09-10 Hans-Peter Nilsson <hp@axis.com>
1591 * simplify-rtx.c (simplify_relational_operation_1): For recent
1592 canonicalization, don't recurse if op1 equals both PLUS arguments.
1594 2007-09-09 David Daney <ddaney@avtrex.com>
1596 * optabs.c (expand_sync_operation): Use plus insn if minus
1598 (expand_sync_fetch_operation): Ditto.
1600 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
1602 * i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
1604 (*floatsisf2_sse_vector): Likewise.
1606 2007-09-09 Krister Walfridsson <cato@df.lth.se>
1608 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
1610 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
1612 * config/i386/i386.h (ix86_tune_indices): Rename
1613 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
1614 (TARGET_USE_VECTOR_CONVERTS): Updated.
1615 * config/i386/i386.c: Likewise.
1617 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
1618 Nigel Stephens <nigel@mips.com>
1620 * doc/invoke.texi (Overall Options): Add .sx file extension
1621 as a synonym for .S.
1622 * cppspec.c (known_suffixes): Likewise.
1623 * gcc.c (default_compilers): Likewise.
1625 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
1628 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
1629 * simplify-rtx.c (simplify_relational_operation_1): Add the
1630 canonicalization from i386.h.
1631 * doc/md.texi (Canonicalization of Instructions): Document it.
1633 2007-09-09 Jan Hubicka <jh@suse.cz>
1634 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1636 * i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
1637 (TARGET_USE_VECTOR_CONVERTS): New.
1638 * i386.md: New post-reload splitters for converting SF to DF and DF to
1640 (floatsi* expander): Special case vector conversions.
1641 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
1642 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
1643 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
1644 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
1645 Disable when doing vector converts.
1646 (floatsi<mode>2_i387): Disable when
1647 * sse.md (vec_dupv2df): Export.
1648 * i386.c (ix86_tune_features): Enable SSE conversions.
1650 2007-09-09 Richard Guenther <rguenther@suse.de>
1652 * tree-ssa-operands.c (add_virtual_operand): Only mark
1653 stores as has_volatile_ops if alias information is not available.
1655 2007-09-09 Revital Eres <eres@il.ibm.com>
1657 * doc/contrib.texi: Add myself.
1659 2007-09-09 Ira Rosen <irar@il.ibm.com>
1661 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
1662 stmt_vinfo_set_outside_of_loop_cost): New functions.
1663 * tree-vect-transform.c (vect_get_cost_fields): Remove.
1664 (vect_model_simple_cost): Call
1665 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
1666 field instead of calling vect_get_cost_fields.
1667 (vect_model_store_cost, vect_model_load_cost): Likewise.
1669 2007-09-09 Revital Eres <eres@il.ibm.com>
1671 * config/rs6000/rs6000.c (paired_init_builtins): Add const
1672 declaration to bdesc_paired_preds variable.
1673 (paired_expand_builtin): Likewise.
1675 2007-09-09 Revital Eres <eres@il.ibm.com>
1677 * dbgcnt.def (sms_sched_loop): New counter.
1678 * modulo-sched.c: Use sms_sched_loop instead of
1679 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
1680 perform swing modulo scheduling on. Include dbgcnt.h.
1681 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
1682 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
1684 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
1686 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
1687 Substitute all uses with ...
1688 (MODEF): New mode iterator.
1690 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
1691 from pre-regalloc define_insn_and_split splitter pattern.
1692 (*fix_trunc<mode>_i387_1): Ditto.
1693 (*fistdi2_1): Ditto.
1694 (*fist<mode>2_1): Ditto.
1695 (frndintxf2_floor): Ditto.
1696 (*fist<mode>2_floor_1): Ditto.
1697 (frndintxf2_ceil): Ditto.
1698 (*fist<mode>2_ceil_1): Ditto.
1699 (frndintxf2_trunc): Ditto.
1700 (frndintxf2_mask_pm): Ditto.
1702 (prologue): Use (const_int 0) as never generated filler insn.
1704 (sibcall_epilogue): Ditto.
1705 (eh_return_si): Ditto.
1706 (eh_return_di): Ditto.
1708 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
1709 using MODEF mode iterator.
1710 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
1711 using MODEF mode iterator.
1712 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
1713 using MODEF mode iterator.
1714 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
1715 Macroize expander using MODEF mode iterator.
1717 (zero_extendsidi2): Remove operand constraints from expander.
1718 (smuldi3_highpart): Ditto.
1719 (indirect_jump): Ditto.
1722 * config/i386/sse.md (storentv4sf): Ditto.
1723 (storentv2df): Ditto.
1724 (storentv2di): Ditto.
1726 (sse2_cvtpd2ps): Ditto.
1727 (vec_interleave_highv16qi): Ditto.
1728 (vec_interleave_lowv16qi): Ditto.
1729 (vec_interleave_highv8hi): Ditto.
1730 (vec_interleave_lowv8hi): Ditto.
1731 (vec_interleave_highv4si): Ditto.
1732 (vec_interleave_lowv4si): Ditto.
1733 (vec_interleave_highv2di): Ditto.
1734 (vec_interleave_lowv2di): Ditto.
1735 (sse2_maskmovdqu): Ditto.
1736 * config/i386/mmx.md (mmx_maskmovq): Ditto.
1738 2007-09-09 Ira Rosen <irar@il.ibm.com>
1740 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
1741 (struct _slp_tree, struct _slp_instance): Define new data structures
1742 along macros for their access.
1743 (struct _loop_vec_info): Define new fields: strided_stores,
1744 slp_instances, and slp_unrolling_factor along macros for their access.
1745 (enum slp_vect_type): New.
1746 (struct _stmt_vec_info): Define new field, slp_type, and macros for its
1748 (STMT_VINFO_STRIDED_ACCESS): New macro.
1749 (vect_free_slp_tree): Declare.
1750 (vectorizable_load): Add an argument of type slp_tree.
1751 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
1752 vectorizable_assignment): Likewise.
1753 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
1754 Declare (make extern).
1755 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
1756 (new_loop_vec_info): Likewise.
1757 (destroy_loop_vec_info): Free memory allocated for SLP structures.
1758 * tree-vect-analyze.c: Include recog.h.
1759 (vect_update_slp_costs_according_to_vf): New.
1760 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
1761 functions. For not pure SLP stmts with strided access check that the
1762 group size is power of 2. Update the vectorization factor according to
1763 SLP. Call vect_update_slp_costs_according_to_vf.
1764 (vect_analyze_group_access): New.
1765 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
1766 (vect_free_slp_tree): New functions.
1767 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
1768 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
1769 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
1770 vect_detect_hybrid_slp): Likewise.
1771 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
1772 and vect_detect_hybrid_slp.
1773 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
1774 SLP costs into account.
1775 (vect_get_cost_fields): New function.
1776 (vect_model_simple_cost): Make extern, add SLP parameter and handle
1778 (vect_model_store_cost, vect_model_load_cost): Likewise.
1779 (vect_get_constant_vectors): New function.
1780 (vect_get_slp_vect_defs, vect_get_slp_defs,
1781 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
1782 vect_get_vec_defs): Likewise.
1783 (vectorizable_reduction): Don't handle SLP for now.
1784 (vectorizable_call): Don't handle SLP for now. Add argument to
1785 vect_model_simple_cost.
1786 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
1787 get SLPed and vectorized defs). Fix indentation and spacing.
1788 (vectorizable_assignment): Handle SLP.
1789 (vectorizable_induction): Don't handle SLP for now.
1790 (vectorizable_operation): Likewise.
1791 (vectorizable_type_demotion): Add argument to
1792 vect_model_simple_cost.
1793 (vectorizable_type_promotion): Likewise.
1794 (vectorizable_store, vectorizable_load): Handle SLP.
1795 (vectorizable_condition): Don't handle SLP for now.
1796 (vect_transform_stmt): Add a new argument for SLP. Check that there is
1797 no SLP transformation required for unsupported cases. Add SLP
1798 argument for supported cases.
1799 (vect_remove_stores): New function.
1800 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
1801 (vect_transform_loop): Schedule SLP instances.
1802 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
1804 2007-09-09 Andrew Haley <aph@redhat.com>
1806 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the
1809 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
1811 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
1812 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
1813 Similar for what label_refs can go in the JUMP_TARGET field. Split
1814 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
1815 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
1816 REG_LABEL when replacing an operand with a LABEL_REF for a
1818 (subst_reloads): When replacing a LABEL_REG with a register,
1819 instead of generating a REG_LABEL note, assert that there already
1820 is one or that the label is a known target for the insn.
1821 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
1822 note, check the JUMP_LABEL field. Remove "else" after return.
1823 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
1824 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
1825 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
1826 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
1827 insns. Iterate over all notes; don't assume there's only one.
1828 * cse.c (recorded_label_ref): Adjust comment to refer to
1830 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
1831 insns, not just NONJUMP_INSN_P.
1832 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
1833 isn't a jump target.
1834 * jump.c (rebuild_jump_labels): Adjust head comment.
1835 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
1836 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
1837 (mark_all_labels): For JUMP_P insns without a target, check if the
1838 the target is noted on the previous nonjump insn.
1839 (mark_jump_label_1): New function, guts from mark_jump_label.
1840 <case IF_THEN_ELSE>: Handle first operand as a non-target when
1841 marking jump target labels.
1842 <case LABEL_REF>: Adjust for whether to generate a
1843 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
1844 For 'E' format rtl, iterate in descending element order.
1845 (delete_related_insns): Handle both REG_LABEL_TARGET and
1846 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
1847 reference count, delete and fallthrough. Move finding-next-
1848 non-deleted insn last in the function. Look at all INSN_P insns
1849 for REG_LABEL_OPERAND notes.
1850 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
1852 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
1853 JUMP_LABEL, output the INSN_UID of it.
1854 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
1855 and/or REG_LABEL_TARGET.
1856 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
1857 with jump.c copy by only adding notes for labels actually
1858 referenced in the insn.
1859 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
1860 usage count increment; handle all INSN_P trial insns.
1861 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
1863 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
1864 REG_LABEL_TARGET and REG_LABEL_OPERAND.
1865 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
1867 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
1868 JUMP_P insns and REG_LABEL_OPERAND everywhere.
1869 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
1870 on all INSN_P insns.
1871 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
1872 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
1873 REG_LABEL_OPERAND notes.
1874 * reload1.c (calculate_needs_all_insns): Adjust comments.
1875 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
1876 * config/alpha/alpha.md (split for load of an address into a
1877 four-insn sequence on Unicos/Mk): Adjust to use
1879 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
1881 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1884 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1885 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
1886 FOR_BB_INSNS_SAFE instead of for loop.
1887 * cse.c (cse_extended_basic_block): Likewise.
1888 * postreload.c (reload_cse_regs_1): New variable next. Make sure
1889 that the for loop does not invoke NEXT_INSN on a deleted insn.
1890 * function.c (instantiate_virtual_regs): Likewise.
1891 * lower-subreg.c (remove_retval_note): Likewise.
1892 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
1894 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
1896 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
1897 insn, if it's a jump.
1898 (try_redirect_by_replacing_jump): New variable jump_p. Call
1899 tablejump_p before delete_insn_chain.
1900 * reload1.c (reload): New variable next. Make sure that the for
1901 loop does not invoke NEXT_INSN on a deleted insn.
1902 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
1903 (delete_output_reload): New variable prev. Make sure the the for
1904 loops do not invoke PREV_INSN on a deleted insn.
1906 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1908 * pa/constraints.md: Remove 'X' from unused letters comment.
1910 2007-09-08 Richard Guenther <rguenther@suse.de>
1912 * tree-tailcall.c (find_tail_calls): If we don't have aliases
1913 computed check stmt_ann->references_memory instead of counting
1916 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
1918 * cse.c (fold_rtx): Use validate_unshare_change() instead of
1919 validate_change() in one more case.
1921 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
1923 PR tree-optimization/32283
1924 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
1925 estimated_loop_iterations.
1926 (determine_use_iv_cost_condition): Decrease cost of expressions
1927 used in iv elimination.
1929 2007-09-08 Richard Guenther <rguenther@suse.de>
1931 * tree-cfg.c (verify_gimple_expr): Avoid building new
1932 pointer types, use TYPE_POINTER_TO if available instead.
1934 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
1937 PR rtl-optimization/26449
1938 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
1939 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
1941 (mulv16qi3): Implement as define_insn_and_split pattern instead of
1942 define_expand. Split insn in split1 pass.
1945 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
1947 PR tree-optimization/33301
1948 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
1951 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
1953 PR tree-optimization/32183
1954 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
1956 * tree-ssa-reassoc.c: Include cfgloop.h.
1957 (is_reassociable_op): Add a loop argument and return true only
1959 (linearize_expr): Updated.
1960 (should_break_up_subtract): Likewise.
1961 (linearize_expr_tree): Likewise.
1962 (init_reassoc): Call loop_optimizer_init with
1963 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
1964 with CDI_DOMINATORS.
1965 (fini_reassoc): Call loop_optimizer_finalize.
1967 2007-09-07 Sterling Augustine <sterling@tensilica.com>
1969 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
1970 if there is no i-cache.
1972 2007-09-07 Richard Guenther <rguenther@suse.de>
1975 2007-09-06 Richard Guenther <rguenther@suse.de>
1977 PR tree-optimization/32586
1978 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
1979 folding if nothing changed.
1980 (simplify_unary_expression): New function. Do tree combining
1981 on conversion like codes.
1982 (try_to_simplify): Call it.
1984 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1987 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
1988 (__gthread_active,__gthread_start, __gthread_active_init): New.
1989 * gthr-posix95.h: Likewise.
1991 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
1993 * function.h (struct function): Rename calls_unwind_init
1994 to saves_all_registers.
1995 (current_function_saves_all_registers): Renamed from
1996 current_function_calls_unwind_init.
1997 * reload1.c (reload): Set current_function_saves_all_registers.
1998 * except.c (expand_builtin_unwind_init): Likewise.
1999 * config/m68k/m68k.c (m68k_save_reg): Use
2000 current_function_saves_all_registers to save pic register.
2002 2007-09-07 Janis Johnson <janis187@us.ibm.com>
2004 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
2005 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
2007 Reapply reverted changes:
2009 2007-09-06 Jan Hubicka <jh@suse.cz>
2011 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call of
2014 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2016 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
2017 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
2019 2007-09-05 Janis Johnson <janis187@us.ibm.com>
2021 * optabs.c (expand_float): Convert unsigned integer as signed only
2022 if it provides sufficient accuracy; add mode argument to real_2expN.
2023 (expand_fix): Fix comment typos; extend binary float into mode
2024 wider than destination for converion to unsigned integer; add mode
2025 argument to real_2expN.
2026 * real.c (real_2expN): Add mode argument to special-case decimal
2028 * real.h (real_2expN): Ditto.
2029 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
2031 (fixed_from_string): Ditto.
2032 (fixed_to_decimal): Ditto.
2033 (fixed_convert_from_real): Ditto.
2034 (real_convert_from_fixed): Ditto.
2035 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
2036 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
2037 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
2038 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
2040 2007-09-07 Diego Novillo <dnovillo@google.com>
2042 * tree-flow.h (const_block_stmt_iterator): Remove.
2043 Update all users to use block_stmt_iterator.
2044 * tree-iterator.h (const_tree_stmt_iterator): Remove.
2045 Update all users to use tree_stmt_iterator.
2047 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
2049 * config/mips/mips.c (mips_set_current_function): Temporarily
2050 make this a no-op to fix bootstrap errors, pending rewrite.
2052 2007-09-07 Jan Hubicka <jh@suse.cz>
2054 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
2057 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
2059 PR tree-optimization/33299
2060 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
2061 uses for all relevant loop-exit phis, not just the first.
2063 2007-09-07 Richard Guenther <rguenther@suse.de>
2066 * tree-ssa-operands.c (access_can_touch_variable): An access
2067 of the form (*p)[0] can touch a variable of same size.
2069 2007-09-07 Jan Hubicka <jh@suse.cz>
2071 * passes.c (init_optimization_passes): Add simple dce and addressable
2073 * tree-ssa.c (execute_update_addresses_taken): New function.
2074 (pass_update_address_taken): New.
2075 * tree-ssa-dse.c (execute_simple_dse): New function.
2076 (pass_simple_dse): New.
2077 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
2079 2007-09-07 Tobias Burnus <burnus@net-b.de>
2082 * doc/invoke.texi: Fix -Wstrict-overflow= table.
2084 2007-09-07 Richard Guenther <rguenther@suse.de>
2087 2007-09-06 Richard Guenther <rguenther@suse.de>
2089 PR tree-optimization/32586
2090 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
2091 folding if nothing changed.
2092 (simplify_unary_expression): New function. Do tree combining
2093 on conversion like codes.
2094 (try_to_simplify): Call it.
2096 2007-09-07 Richard Guenther <rguenther@suse.de>
2097 Uros Bizjak <ubizjak@gmail.com>
2099 PR tree-optimization/32821
2100 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
2101 NULL in the call to set_bb_stmt_list.
2103 2007-09-07 Richard Sandiford <richard@codesourcery.com>
2105 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
2106 float calls here, rather than leaving some to the caller.
2107 Use call_internal_direct and call_value_internal_direct.
2108 * config/mips/mips.md (call_internal_direct): New pattern.
2109 (call_value_internal_direct): Likewise.
2111 2007-09-07 Richard Sandiford <richard@codesourcery.com>
2113 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
2114 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
2116 (override_options): Set mips_base_move_loop_invariants.
2118 2007-09-07 Richard Sandiford <richard@codesourcery.com>
2120 * config/mips/mips.opt (mcode-readable=): Move to keep list
2123 2007-09-07 Richard Sandiford <richard@codesourcery.com>
2125 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
2126 and -mgpopt options. Adjust the -G documentation to match.
2127 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
2128 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
2129 function, split out from mips_classify_symbol. Return false for
2130 !TARGET_LOCAL_SDATA.
2131 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
2132 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
2133 (override_options): Check whether the -mgpopt setting is consistent
2134 with the other flags.
2135 (symbolic_expression_p): Delete.
2136 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
2137 and default_elf_select_rtx_section.
2138 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
2139 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
2140 external data and TARGET_EXTERN_SDATA.
2142 2007-09-07 Tobias Burnus <burnus@net-b.de>
2145 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
2147 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2149 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
2150 FOR_BB_INSNS_SAFE instead of for loop.
2151 * cse.c (cse_extended_basic_block): Likewise.
2152 * postreload.c (reload_cse_regs_1): New variable next. Make sure
2153 that the for loop does not invoke NEXT_INSN on a deleted insn.
2154 * function.c (instantiate_virtual_regs): Likewise.
2155 * lower-subreg.c (remove_retval_note): Likewise.
2156 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
2158 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
2160 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
2161 insn, if it's a jump.
2162 (try_redirect_by_replacing_jump): New variable jump_p. Call
2163 tablejump_p before delete_insn_chain.
2164 * reload1.c (reload): New variable next. Make sure that the for
2165 loop does not invoke NEXT_INSN on a deleted insn.
2166 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
2167 (delete_output_reload): New variable prev. Make sure the the for
2168 loops do not invoke PREV_INSN on a deleted insn.
2170 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
2172 * cgraphbuild.c (rebuild_cgraph_edges): Export.
2173 * cgraph.h (rebuild_cgraph_edges): Declare.
2174 * tree-pass.h (pass_expand_omp_ssa): New.
2175 * omp-low.c (find_omp_clause): Export.
2176 (copy_var_decl): Split from omp_copy_decl_2.
2177 (build_omp_barrier): Return the call to emit instead of emitting
2179 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
2181 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
2182 expand_omp_for_generic, expand_omp_for_static_nochunk,
2183 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
2184 Adapted to work on SSA form.
2185 (execute_expand_omp): Do not invalidate dominance information.
2186 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
2187 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
2188 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
2190 (force_gimple_operand): Allow gimplifying code expressions without
2192 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
2193 * common.opt (fopenmp-ssa): New.
2194 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
2195 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
2196 * tree-cfg.c: Include tree-inline.h.
2197 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
2198 (replace_by_duplicate_decl, replace_ssa_name,
2199 mark_virtual_ops_in_region): New functions.
2200 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
2201 to work on SSA form.
2202 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
2203 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
2206 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2208 * tree-loop-linear.c: Include obstack.h.
2209 (linear_transform_loops): New obstack lambda_obstack.
2210 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
2211 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
2212 and free afterwards.
2213 * lambda.h (struct obstack): New forward declaration.
2214 (lambda_linear_expression_new): New parameter of type struct
2216 (lambda_loopnest_new): Likewise.
2217 (lambda_loopnest_transform): Likewise.
2218 (lambda_body_vector_new): Likewise.
2219 (lambda_body_vector_compute_new): Likewise.
2220 (gcc_loopnest_to_lambda_loopnest): Likewise.
2221 (lambda_loopnest_to_gcc_loopnest): Likewise.
2222 * lambda-code.c: Include obstack.h.
2223 (lambda_lattice_new): New parameter lambda_obstack. Use it for
2225 (lambda_body_vector_new): Likewise.
2226 (lambda_linear_expression_new): Likewise.
2227 (lambda_lattice_new): Likewise.
2228 (lambda_loopnest_new): Likewise. Additionally use obstack to
2229 allocate LN_LOOPS(ret).
2230 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
2231 it to lambda_lattice_new.
2232 (lambda_body_vector_compute_new): New parameter lambda_obstack.
2233 Pass it to lambda_body_vector_new.
2234 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
2235 it to lambda_lattice_new.
2236 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
2237 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
2238 (lambda_compute_target_space): Likewise.
2239 (lambda_compute_auxillary_space): New parameter lambda_obstack.
2240 Pass it to lambda_lattice_compute_base and
2241 compute_nest_using_fourieer_motzkin.
2242 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
2243 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
2244 and lambda_lattice_compute_target_space.
2245 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
2246 Pass it to lambda_linear_expression_new.
2247 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
2248 to gcc_tree_to_linear_expression.
2249 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
2250 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
2251 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
2252 Pass it to lambda_body_vector_new and
2253 lambda_body_vector_compute_new.
2254 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
2255 (lambda-code.o): Likewise.
2257 2007-09-06 Chao-ying Fu <fu@mips.com>
2259 * ginclude/stdfix.h: New file.
2260 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
2261 (convert.o): Add dependence on fixed-value.h.
2262 * c-convert.c (convert): Support FIXED_POINT_TYPE.
2263 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
2264 to define fixed-point constants.
2265 (c_cpp_builtins): Define fixed-point constants.
2266 * convert.c (fixed-value.h): New include.
2267 (convert_to_real): Update comment to include fixed-point.
2268 Support FIXED_POINT_TYPE.
2269 (convert_to_integer): Update comment to include fixed-point.
2270 Support FIXED_POINT_TYPE.
2271 (convert_to_complex): Support FIXED_POINT_TYPE.
2272 (convert_to_fixed): New function.
2273 * convert.h (convert_to_fixed): Declare.
2274 * genopinit.c: Add comment about $Q for only fixed-point modes.
2275 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
2276 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
2277 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
2278 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
2279 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
2280 usneg_optab for fixed-point modes.
2281 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
2283 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
2284 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
2285 unsigned saturation optabs, when type is saturating.
2286 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
2287 (expand_fixed_convert): New function.
2288 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
2289 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
2290 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
2291 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
2292 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
2293 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
2295 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
2296 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
2297 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
2298 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
2299 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
2301 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
2302 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
2303 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
2304 fractuns, satfractuns.
2305 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
2306 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
2307 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
2308 OTI_ssmsub_widen, OTI_usmsub_widen.
2309 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
2310 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
2311 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
2312 umsub_widen_optab, usmsub_widen_optab): Define.
2313 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
2315 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
2317 (expand_fixed_convert): Declare.
2318 * expr.c (convert_move): Support the move of fixed-point modes.
2319 (emit_move_insn_1): Handle fixed-point mode to move via integer.
2320 (categorize_ctor_elements_1): Handle FIXED_CST.
2321 (count_type_elements): Handle FIXED_POINT_TYPE.
2322 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
2323 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2325 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
2326 multiply and add/subtract for fixed-point types.
2327 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
2328 mode, we jump to binop directly.
2329 Support FIXED_CONVERT_EXPR.
2330 (do_store_flag): Check FIXED_CST to put a constant second.
2331 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
2332 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2333 (const_vector_from_tree): Support FIXED_CST.
2334 * doc/extend.texi (Fixed-Point): New node.
2335 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
2336 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
2337 satfract, fractuns, satfractuns): Document them.
2339 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
2341 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
2342 addresses into I registers.
2344 2007-09-06 Jan Hubicka <jh@suse.cz>
2345 Andreas Tobler <a.tobler@schweiz.org>
2347 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
2349 (machopic_legitimize_pic_address): Likewise.
2351 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
2352 Jan Hubicka <jh@suse.cz>
2354 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
2355 instead of ufloat_optab->handlers directly.
2356 (floatdidf2): Likewise.
2358 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
2360 * config/mips/mips.c: Include diagnostic.h.
2361 (mips_set_current_function): Check errorcount and sorrycount
2362 before generating RTL.
2364 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2367 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
2368 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
2369 (print_operand_reloc): Likewise.
2371 2007-09-06 Janis Johnson <janis187@us.ibm.com>
2375 2007-09-06 Jan Hubicka <jh@suse.cz>
2377 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
2380 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2382 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
2383 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
2385 2007-09-05 Janis Johnson <janis187@us.ibm.com>
2387 * optabs.c (expand_float): Convert unsigned integer as signed only
2388 if it provides sufficient accuracy; add mode argument to real_2expN.
2389 (expand_fix): Fix comment typos; extend binary float into mode
2390 wider than destination for converion to unsigned integer; add mode
2391 argument to real_2expN.
2392 * real.c (real_2expN): Add mode argument to special-case decimal
2394 * real.h (real_2expN): Ditto.
2395 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
2397 (fixed_from_string): Ditto.
2398 (fixed_to_decimal): Ditto.
2399 (fixed_convert_from_real): Ditto.
2400 (real_convert_from_fixed): Ditto.
2401 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
2402 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
2403 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
2404 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
2406 2007-09-06 Tom Tromey <tromey@redhat.com>
2408 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
2409 * c-pch.c (c_common_read_pch): Restore current location after
2411 * tree.c (expand_location): Update.
2412 (expr_filename): Changed return type. Unified the two cases.
2413 (expr_lineno): Likewise.
2414 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
2416 * toplev.c (line_table): Changed type.
2417 (general_init): Update.
2418 (realloc_for_line_map): New function.
2419 (general_init): Allocate line_table using GC.
2420 * fix-header.c (line_table): Changed type.
2421 (read_scan_file): Update.
2422 (read_scan_file): Update.
2423 * c-ppoutput.c (maybe_print_line): Update.
2424 (print_line): Update.
2425 (cb_line_change): Update.
2426 (cb_define): Update.
2427 (pp_file_change): Update.
2428 * c-opts.c (c_common_init_options): Update.
2429 (finish_options): Update.
2430 (push_command_line_include): Update.
2431 * c-lex.c (cb_line_change): Update.
2432 (cb_def_pragma): Update.
2433 (cb_define): Update.
2435 (c_lex_with_flags): Use cpp_get_token_with_location.
2436 * input.h (line_table): Changed type.
2437 (location_from_locus): New macro.
2438 * tree.h (EXPR_FILENAME): No longer an lvalue.
2439 (EXPR_LINENO): Likewise.
2440 (expr_locus, set_expr_locus): Declare separately for
2441 USE_MAPPED_LOCATION.
2442 (expr_filename, expr_lineno): Changed return type.
2443 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
2444 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
2445 (expand_gimple_basic_block): Likewise.
2446 * final.c (final_scan_insn): Use expanded_location.
2448 2007-09-06 Richard Guenther <rguenther@suse.de>
2450 PR tree-optimization/32586
2451 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
2452 folding if nothing changed.
2453 (simplify_unary_expression): New function. Do tree combining
2454 on conversion like codes.
2455 (try_to_simplify): Call it.
2456 * builtins.c (fold_builtin_cexp): Fold the built expressions.
2457 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
2459 2007-09-06 Jan Hubicka <jh@suse.cz>
2462 * cse.c (fold_rtx): Avoid invalid sharing.
2464 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2466 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
2467 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
2469 2007-09-06 Revital Eres <eres@il.ibm.com>
2471 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
2472 Fix offsettable memory reference for 750CL.
2474 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
2476 * reload.c (find_reloads_address_1): Try to preserve original
2477 base/index regclass of operands.
2478 * regrename.c (scan_rtx_address): Likewise.
2479 (replace_oldest_value_addr): Likewise.
2481 2007-09-06 Richard Guenther <rguenther@suse.de>
2483 PR tree-optimization/33302
2484 * domwalk.c (walk_dominator_tree): The exit block is
2485 interesting even if it is not reachable.
2487 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2490 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
2492 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
2494 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
2497 2007-09-05 Ian Lance Taylor <iant@google.com>
2499 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
2501 (dump_generic_node): Likewise.
2502 * print-rtl.c (print_decl_name): Likewise.
2503 * print-tree.c (print_node_brief): Likewise.
2504 (print_node): Likewise.
2505 * Makefile.in (RTL_BASE_H): Add alias.h.
2508 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
2510 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
2512 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
2513 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
2515 2007-09-06 Jie Zhang <jie.zhang@analog.com>
2517 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
2518 (tm_defines): Define UCLIBC_DEFAULT to 1.
2519 (extra_options): Add linux.opt.
2520 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
2521 (CRT_CALL_STATIC_FUNCTION): Likewise.
2522 (NO_IMPLICIT_EXTERN_C): Likewise.
2523 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
2524 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
2525 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
2526 (ENDFILE_SPEC): Don't define.
2527 (LIB_SPEC): Likewise.
2528 (CRT_CALL_STATIC_FUNCTION): Likewise.
2529 (NO_IMPLICIT_EXTERN_C): Likewise.
2530 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
2531 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
2533 2007-09-06 Jan Hubicka <jh@suse.cz>
2535 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
2538 2007-09-06 Jan Hubicka <jh@suse.cz>
2540 * opts.c (common_handle_option): Enable inlining functions for
2543 2007-09-06 Jakub Jelinek <jakub@redhat.com>
2545 * builtin-attrs.def (ATTR_NONNULL_3): New.
2546 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
2547 ATTR_NOTHROW_NONNULL_##FA.
2548 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
2549 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
2550 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
2551 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
2552 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
2553 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
2554 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
2556 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
2557 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
2558 ATTR_FORMAT_NOTHROW_3_4): Remove.
2559 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
2560 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
2561 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
2562 instead of ATTR_FORMAT_*_*.
2564 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
2566 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
2567 parts re-used for REG_FRAME_RELATED_EXPR.
2569 2007-09-05 Janis Johnson <janis187@us.ibm.com>
2571 * optabs.c (expand_float): Convert unsigned integer as signed only
2572 if it provides sufficient accuracy; add mode argument to real_2expN.
2573 (expand_fix): Fix comment typos; extend binary float into mode
2574 wider than destination for converion to unsigned integer; add mode
2575 argument to real_2expN.
2576 * real.c (real_2expN): Add mode argument to special-case decimal
2578 * real.h (real_2expN): Ditto.
2579 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
2581 (fixed_from_string): Ditto.
2582 (fixed_to_decimal): Ditto.
2583 (fixed_convert_from_real): Ditto.
2584 (real_convert_from_fixed): Ditto.
2585 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
2586 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
2587 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
2588 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
2590 2007-09-05 Ian Lance Taylor <iant@google.com>
2592 * init-regs.c (initialize_uninitialized_regs): Call
2593 emit_insn_before rather than add_insn_before.
2595 2007-09-05 Jakub Jelinek <jakub@redhat.com>
2597 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
2598 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
2599 * tree-inline.h (copy_body_data): Add call_expr field.
2600 * tree-inline.c (expand_call_inline): Initialize call_expr.
2601 (copy_bb): Append anonymous inline fn arguments to arguments
2602 when inlining a CALL_EXPR_VA_ARG_PACK call.
2603 * builtins.c (expand_builtin): Issue an error if
2604 BUILT_IN_VA_ARG_PACK is seen during expand.
2605 (fold_call_expr, fold_builtin_call_array): Don't fold
2606 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
2607 __builtin_va_arg_pack () call as last argument.
2608 * gimplify.c (gimplify_call_expr): If last argument to a vararg
2609 function is __builtin_va_arg_pack (), decrease number of call
2610 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
2611 * expr.c (expand_expr_real_1): Issue an error if
2612 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
2613 * tree-pretty-print.c (dump_generic_node): Handle printing
2614 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
2615 * doc/extend.texi (__builtin_va_arg_pack): Document.
2617 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
2619 PR tree-optimization/21513
2620 * builtins.c (build_builtin_expect_predicate): New function.
2621 (fold_builtin_expect): Add argument for expected value.
2622 Distribute __builtin_expect over short-circuiting operations.
2623 Fold nested builtin_expects.
2624 (fold_builtin_2): Adjust call to fold_builtin_expect.
2626 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
2629 PR tree-optimization/13756
2630 * doc/invoke.texi (Options That Control Optimization): Document
2633 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
2635 * gcc/config/i386/cpuid.h: New file.
2636 * gcc/config/i386/driver-i386.c: Include cpuid.h.
2637 (describe_cache): Shrink size and line strings to 100 bytes.
2638 (detect_caches_amd): Return "" for unsupported max_ext_level.
2639 Use __cpuid function.
2640 (detect_caches_intel): Return "" for unsupported max_level.
2641 Use __cpuid function.
2642 (host_detect_local_cpu): Change feature flag variables to
2643 unsigned int. Initialize only extended feature flag variables.
2644 Use __get_cpuid_max to determine max supported cpuid level.
2645 Use __cpuid function to determine supported features. Fix
2646 calculation of family id. Remove is_amd and check signature
2647 directly. Check for Geode signature. Handle family 4 id.
2648 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
2649 cpu discovery code to lower part of the function.
2650 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
2651 for sub-architecture.
2652 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
2653 [PROCESSOR_K8]: Add k8-sse3 architecture.
2654 [PROCESSOR_NOCONA]: Remove.
2655 [PROCESSOR_GENERIC64]: Ditto.
2656 * gcc/config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
2657 * gcc/config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
2658 to check for SSE and FXSAVE support.
2659 * gcc/config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
2660 Add -minline-all-stringops.
2661 * gcc/config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
2662 (x86_64-*-*): Ditto.
2664 2007-09-05 Jie Zhang <jie.zhang@analog.com>
2666 * config/bfin/linux-unwind.h: New file.
2667 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
2668 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
2670 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2672 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
2673 * stmt.c: Include alloc-pool.h.
2674 (struct case_node): Remove GTY marker.
2675 (add_case_node): New parameter case_node_pool. Use it for
2677 (expand_case): New allocation pool case_node_pool. Initialize it,
2678 pass to add_case_node and free it.
2680 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
2681 David Ung <davidu@mips.com>
2682 Nigel Stephens <nigel@mips.com>
2684 Add mips16/nomips16 function attributes and -mflip-mips16 option
2685 for testing mixed-mode compilation.
2687 * config/mips/mips.opt (mflip-mips16): New.
2689 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
2690 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
2692 * config/mips/mips.c (mips_base_target_flags): New.
2693 (mips_base_mips16): New.
2694 (mips_base_schedule_insns): New.
2695 (mips_base_reorder_blocks_and_partition): New.
2696 (mips_base_align_loops): New.
2697 (mips_base_align_jumps): New.
2698 (mips_base_align_functions): New.
2699 (mips16_flipper): New.
2700 (mips_attribute_table): Add "mips16" and "nomips16" entries.
2701 (TARGET_SET_CURRENT_FUNCTION): Define.
2702 (mips_mips16_type_p, mips_nomips16_type_p): New.
2703 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
2704 (mips_function_ok_for_sibcall): Make it deal with functions with
2706 (mips_init_split_addresses): New, split out from override_options.
2707 (mips_init_relocs): New, split out from override_options.
2708 (was_mips16_p): New.
2709 (mips_set_mips16_mode): New, split out from override_options.
2710 (mips_set_current_function): New.
2711 (override_options): Add sorry for unsupported mips16/pic
2712 combination. Remove error for mips16/dsp combination. Save
2713 base option settings.
2714 (mips_file_start): Move mips16 mode setting output from here....
2715 (mips_output_function_prologue): ....to here.
2716 (mips_output_mi_thunk): Check for mips16 function.
2717 (build_mips16_function_stub): Don't set .mips16 here.
2718 (build_mips16_call_stub): Likewise.
2719 (mips_expand_builtin): Error in mips16 mode.
2720 (mips_use_mips16_mode_p): New.
2721 (mips_encode_section_info): Check for mips16 function, and set
2722 SYMBOL_REF_FLAGS accordingly.
2724 * doc/extend.texi (Function Attributes): Document new
2725 mips16/nomips16 attributes.
2726 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
2727 (MIPS Options): Document -mflip-mips16.
2729 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
2731 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
2732 if we encounter TLS address in MIPS16 mode.
2733 (mips_legitimize_const_move): Check cannot_force_const_mem for
2734 the (const (plus symbol offset)) case; this forces invalid TLS
2735 address in MIPS16 mode to be caught by the above call to sorry.
2736 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
2737 because that now enables emutls, which is not ABI compatible
2738 with native TLS in non-MIPS16 mode.
2740 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
2742 Add target hook invoked when cfun changes.
2744 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
2745 * target.h (struct gcc_target): Add set_current_function.
2746 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
2747 (TARGET_INITIALIZER): Add initializer for set_current_function.
2748 * tree.h (push_struct_function): New.
2749 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
2751 (set_cfun): Declare.
2752 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
2754 (push_function_context_to): Use allocate_struct_function
2755 to create null context, not init_dummy_function_start. Use set_cfun.
2756 (pop_function_context_from): Use set_cfun.
2757 (in_dummy_function): New.
2758 (invoke_set_current_function_hook): New.
2760 (push_cfun, pop_cfun): Use set_cfun.
2761 (push_struct_function): New.
2762 (allocate_struct_function): Call invoke_set_current_function_hook
2764 (prepare_function_start): Don't set cfun here. Remove unused
2765 argument; fix all callers.
2766 (init_dummy_function_start): Fiddle with in_dummy_function. Call
2767 push_struct_function.
2768 (init_function_start): Set cfun here.
2769 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
2770 * omp-low.c (create_omp_child_function): Use push_struct_function
2771 and pop_cfun to save/restore state.
2772 (expand_omp_parallel): Remove unused saved_cfun variable.
2773 * cgraphunit.c (ipa_passes): Use set_cfun.
2774 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
2775 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
2776 * matrix-reorg.c (transform_allocation_sites): Likewise.
2777 (matrix_reorg): Use set_cfun.
2778 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
2779 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
2780 assignment to cfun; use set_cfun for the other.
2781 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
2782 (dump_function_to_file): Use push_cfun/pop_cfun here.
2783 * c-decl.c (finish_function): Use set_cfun.
2785 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
2787 * regrename.c (rerename_optimize): Use deferred rescanning and
2788 insert explicit calls to rescan insns when changed.
2790 2007-09-05 Jan Hubicka <jh@suse.cz>
2792 * optabs.c (libfunc_entry): Change optab to integer.
2793 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
2794 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
2795 of pointers for hashing.
2797 2007-09-05 Jan Hubicka <jh@suse.cz>
2799 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
2801 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
2802 * see.c (pass_see): Likewise.
2803 * tracer.c (pass_tracer): Likewise.
2804 * postreload-gcse.c (pass_gcse2): Likewise.
2805 * postreload.c (pass_postreload_cse): Likewise.
2806 * mode-switching.c (pass_mode_switching): Likewise.
2807 * modulo-sched.c (pass_sms): Likewise.
2808 * cse.c (cse_insn): Likewise.
2809 * web.c (pass_web): Likweise.
2810 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
2811 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
2812 * loop-init.c (pass_rtl_loop_init): Likewise.
2813 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
2814 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
2815 * global.c (pass_global_alloc): Likewise.
2816 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
2817 pass_if_after_reload): Likewise.
2818 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
2819 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
2820 * regmove.c (pass_regmove): Likewise.
2821 * function.c (pass_thread_prologugues_epilogues): Likewise.
2822 * gcse.c (pass_gcse): Likewise.
2823 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
2824 * lower-subreg.c (pass_lower_subreg2): Likewise.
2825 * bt-load.c (pass_branch_target_load): Likewise.
2826 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
2827 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
2828 * combine.c (pass_combine): Likewise.
2829 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
2830 (pass_partition_blocks): Likewise.
2831 * var-tracking.c (pass_variable_track): Likewise.
2832 * reg-stack.c (pass_stack_regs_run): Likewise.
2833 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
2834 * passes.c (pass_postreload): Likewise.
2835 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
2836 * tree-pass.h (TODO_verify_rtl_sharing): New.
2837 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
2838 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
2839 TODO_set_props, TODO_df_finish, TODO_df_verify,
2840 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
2842 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2844 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
2845 fold_real_zero_addition_p, reorder_operands_p,
2846 div_if_zero_remainder, fold_undefer_overflow_warnings,
2847 int_binop_types_match_p, fold_convert_const_int_from_int,
2848 fold_convert_const_int_from_real,
2849 fold_convert_const_int_from_fixed,
2850 fold_convert_const_real_from_real,
2851 fold_convert_const_real_from_fixed,
2852 fold_convert_const_fixed_from_fixed,
2853 fold_convert_const_fixed_from_int,
2854 fold_convert_const_fixed_from_real, maybe_lvalue_p,
2855 fold_checksum_tree, fold_check_failed, print_fold_checksum,
2856 debug_fold_checksum, multiple_of_p): Constify.
2857 * tree-flow-inline.h (get_lineno): Likewise.
2858 * tree-flow.h (get_lineno): Likewise.
2859 * tree-object-size.c (compute_object_offset, addr_object_size,
2860 alloc_object_size, pass_through_call): Likewise.
2861 * tree-pretty-print.c (op_symbol, print_call_name,
2862 print_struct_decl, do_niy): Likewise.
2863 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
2864 debug_fold_checksum): Likewise.
2866 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
2869 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
2870 note, remove the associated REG_RETVAL note.
2872 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
2874 * config.gcc (powerpc*-*-*): Install
2875 spu2vmx.h, vec_types.h, and si2vmx.h headers.
2876 * config/rs6000/spu2vmx.h: New header.
2877 * config/rs6000/si2vmx.h: New header.
2878 * config/rs6000/vec_types.h: New header.
2880 2007-09-05 Ben Elliston <bje@au.ibm.com>
2882 * varasm.c (initializer_constant_valid_p): Fix comment typo.
2884 2007-09-05 Ben Elliston <bje@au.ibm.com>
2886 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
2888 (__stdcx): Make asm volatile.
2889 (__stwcx, __stdcx): Return only 0 or 1.
2891 2007-09-05 Jan Hubicka <jh@suse.cz>
2895 2007-09-04 Jan Hubicka <jh@suse.cz>
2896 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
2898 2007-09-04 Richard Guenther <rguenther@suse.de>
2899 * tree-ssa-operands.c (add_virtual_operand): Only mark
2900 stores as has_volatile_ops if alias information is not available.
2902 2007-09-05 Jakub Jelinek <jakub@redhat.com>
2904 * config/rs6000/tramp.asm: Include config.h.
2905 Check __PIC__ or __pic__ macro instead of SHARED.
2907 PR rtl-optimization/32300
2908 * see.c (see_copy_insn): New function.
2909 (see_def_extension_not_merged, see_merge_one_use_extension,
2910 see_merge_one_def_extension): Use it. Avoid changing
2911 PREV_INSN/NEXT_INSN chains directly, insted emit insns
2912 into sequences. Call df_insn_delete on temporary insns
2913 that won't be emitted into the insn stream.
2914 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
2915 and run df_process_deferred_rescans () before run_fast_dce.
2917 PR tree-optimization/33017
2918 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
2919 recurse for pure or const function calls.
2921 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2923 * c-format.c: Include alloc-pool.h.
2924 (check_format_info_main): New argument fwt_alloc. Use allocation
2925 pool instead of GC. Remove GC deallocation code.
2926 (check_format_arg): Create allocation pool, pass it to
2927 check_format_info_main and free it afterwards.
2928 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
2930 2007-09-05 Ben Elliston <bje@au.ibm.com>
2932 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
2933 Rename count macro arugment for clarity.
2934 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
2935 (__protected_stream_set): Likewise, pass 0.
2937 2007-09-04 Jan Hubicka <jh@suse.cz>
2939 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
2941 2007-09-04 Jan Hubicka <jh@suse.cz>
2943 * invoke.texi (-finline-small-functions): Document.
2944 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
2945 when deciding what is inlinable.
2946 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
2947 (cgraph_decide_inlining_of_small_function): Handle new flags.
2948 (cgraph_decide_inlining_incrementally): Likewise.
2949 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
2950 * common.opt (finline-small-functions): New.
2951 * Makefile.in (build/gengtype.o-warn): Work around PR29478
2953 2007-09-04 Richard Guenther <rguenther@suse.de>
2955 * tree-ssa-operands.c (add_virtual_operand): Only mark
2956 stores as has_volatile_ops if alias information is not available.
2958 2007-09-04 Andrew Haley <aph@redhat.com>
2960 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
2962 2007-09-04 Andrew Haley <aph@redhat.com>
2964 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
2965 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
2966 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
2968 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
2971 * common.opt: Mention ABI version 2 in comment.
2973 2007-09-04 Jan Hubicka <jh@suse.cz>
2975 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
2976 (libfunc_entry): New structure.
2977 (libfunc_hash): New hashtable.
2978 (hash_libfunc): New function.
2979 (eq_libfunc): New function.
2980 (convert_optab_libfunc): New function.
2981 (optab_libfunc): New function.
2982 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
2983 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
2984 expand_float, expand_fix, new_optab, new_convert_optab):
2985 Update for new libfunc API.
2986 (init_libfunc, init_integral_libfuncs,
2987 init_floating_libfuncs, init_interclass_conv_libfuncs
2988 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
2989 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
2990 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
2991 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
2992 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
2993 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
2994 gen_extend_conv_libfunc): New.
2995 (init_one_libfunc): Revamp for hashtables.
2996 (set_conv_libfunc): Likewise.
2997 (init_optabs): Initialize hashtable; use lazy initialization where
2999 * optabs.h (optab_handlers): Move out of GGC.
3000 (optab, convert_optab): Move out of GGC; add lazy gen info.
3001 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
3002 (optab_libfunc, convert_optab_libfunc): New.
3003 * builtins.c (expand_builtin_powi): Update for new API.
3004 * expr.c (convert_move): Likewise.
3005 * expmed.c (expand_divmod): Likewise.
3007 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
3009 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
3010 GOT pointer only if there is a constant pool. Use the allocated space
3013 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
3015 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
3018 2007-09-04 Revital Eres <eres@il.ibm.com>
3019 Richard Guenther <rguenther@suse.de>
3020 R. Clint Whaley <whaley@cs.utsa.edu>
3022 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
3024 * tree-tailcall.c (process_assignment): Use -fassociative-math
3025 when reodering operands of floating-point type.
3026 * fold-const.c (fold_comparison, fold_binary): Use
3027 -fassociative-math and -freciprocal-math instead of
3028 -funsafe-math-optimization flag.
3029 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
3030 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
3031 -freciprocal-math instead of -funsafe-math-optimizations.
3032 * opts.c (set_fast_math_flags): Set -freciprocal-math and
3033 -fassociative-math when -ffast-math is set.
3034 (set_unsafe_math_optimizations_flags): New Function
3035 to set -freciprocal-math and -fassociative-math when
3036 -funsafe-math-optimizations is set.
3037 (common_handle_option): Call it.
3038 * tree-vectorizer.c (vect_is_simple_reduction): Use
3039 -fassociative-math when doing reduction on floats.
3040 * loop-unroll.c (analyze_insn_to_expand_var): Use
3041 -fassociative-math when expanding an accumulator of type float.
3042 * simplify-rtx.c (simplify_binary_operation_1): Use
3043 -fassociative-math and -freciprocal-math when reordeing operands
3044 of floating-point type.
3045 * combine.c (combine_simplify_rtx): Likewise.
3046 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
3048 * common.opt (-fassociative-math, -freciprocal-math): New flags.
3050 2007-09-04 Paolo Carlini <pcarlini@suse.de>
3053 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
3055 2007-09-04 Jan Hubicka <jh@suse.cz>
3057 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
3059 2007-09-04 Jan Hubicka <jh@suse.cz>
3061 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
3062 and corresponding MATCH_DUP.
3064 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
3067 * combine.c (subst): Do not try to simplify X if it represents load
3068 of FP constant from the constant pool via float extension.
3070 2007-09-04 Ben Elliston <bje@au.ibm.com>
3072 * c-opts.c: Include "tm_p.h".
3073 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
3075 2007-09-04 Richard Guenther <rguenther@suse.de>
3077 PR tree-optimization/33291
3078 * tree-pretty-print.c (dump_generic_node): Dump all
3079 qualifiers for pointer types, not only first. Dump
3080 qualifiers for aggregate types as well.
3081 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
3082 use the canonical type for building ARRAY_REFs.
3083 * gimplify.c (canonicalize_addr_expr): Clean up. The
3084 correct validness check is compatibility of the pointer
3085 types. Always use the canonical type for building
3086 ARRAY_REFs and ADDR_EXPRs.
3087 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
3088 change that disabled propagation of ADDR_EXPRs into statements
3091 2007-09-03 Zack Weinberg <zack@codesourcery.com>
3093 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
3094 (umulsi3_highpart): Make into expanders; existing insns are
3095 now named *[insn]_nov6. Add stars to existing [insn]_v6
3096 counterparts' names.
3098 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
3100 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
3101 (unprotoize.o): Remove SHLIB_MULTILIB.
3103 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
3105 * doc/extend.texi: Document progmem attribute for AVR.
3107 2007-09-03 Anatoly Sokolov <aesok@post.ru>
3110 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
3112 2007-09-03 Zack Weinberg <zack@codesourcery.com>
3114 * optabs.c (expand_ffs): Initialize val and defined_at_zero
3117 * optabs.c: Remove unnecessary forward declarations.
3118 (expand_unop_direct): New, broken out of expand_unop.
3119 (expand_doubleword_clz): New.
3120 (expand_ctz): Move above expand_ffs. Use
3121 start_sequence, end_sequence, add_equal_note, and
3122 expand_unop_direct. Add more commentary.
3123 (expand_ffs): Try both ctz optab and expand_ctz.
3124 Generate a test and branch if the hardware doesn't give us
3125 a useful value for input zero. Style improvements similar to
3128 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
3130 2007-09-03 Zack Weinberg <zack@codesourcery.com>
3132 * config.gcc: Delete stanza for arm-semi-aof and
3133 armel-semi-aof targets.
3134 * config/arm/arm-protos.h
3136 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
3137 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
3138 delete aof_pic_label and remove mention of AOF in comments.
3139 * config/arm/arm.md: Delete patterns used only for AOF assembly.
3141 * config/arm/semiaof.h
3142 * config/arm/t-semi: Delete file.
3144 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3146 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
3147 CONST_CAST_BB): New macros for type-specific casts.
3148 (CONST_CAST): Add a TYPE parameter and define it in terms of
3151 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
3152 * c-lex.c (cb_ident, lex_string): Likewise,
3153 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
3154 * config/i386/i386.c (ix86_function_regparm,
3155 ix86_function_sseregparm): Use CONST_CAST_TREE.
3156 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
3158 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
3159 give_switch, set_multilib_dir): Likewise,
3160 * gengtype-parse.c (string_seq, typedef_name): Likewise,
3161 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
3162 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
3163 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
3164 * prefix.c (update_path): Likewise,
3165 * pretty-print.c (pp_base_destroy_prefix): Likewise,
3166 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
3167 * tree-cfg.c (tree_can_merge_blocks_p,
3168 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
3169 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
3170 * tree.c (build_string): Supply a TYPE for CONST_CAST.
3171 (attribute_list_contained): Use CONST_CAST_TREE.
3173 2007-09-03 Krister Walfridsson <cato@df.lth.se>
3175 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
3177 2007-09-03 Richard Sandiford <richard@codesourcery.com>
3180 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
3181 before forcing them into a register.
3183 2007-09-03 Richard Sandiford <richard@codesourcery.com>
3185 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
3186 rather than define_code_macro.
3188 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3190 * gcc.c (xputenv): New function.
3191 (putenv_from_prefixes): Use xputenv instead of putenv.
3192 (process_command): Use xputenv instead of putenv.
3193 (set_collect_gcc_options): Use xputenv instead of putenv.
3194 (main): Use xputenv instead of putenv.
3196 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
3198 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
3199 availability of swap instruction.
3200 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
3202 2007-09-03 Revital Eres <eres@il.ibm.com>
3204 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
3207 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
3208 Ayal Zaks <zaks@il.ibm.com>
3209 Revital Eres <eres@il.ibm.com>
3211 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
3212 compute_split_row): New functions.
3213 (ps_unschedule_node): Remove.
3214 (normalize_sched_times): Iterate over the already scheduled
3215 insns instead of the number of nodes.
3216 (MAX_SPLIT_NUM): New definition.
3217 (sms_schedule_by_order): Change the scheduling heuristic to
3218 avoid useless increases of initiation interval ii.
3219 (get_sched_window): Add dump printouts.
3221 2007-09-02 David Daney <ddaney@avtrex.com>
3223 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
3224 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
3225 (optab, insn): Add more attributes.
3226 (fetchop_bit): New code macro.
3227 (immediate_insn): New code macro attribute.
3228 (sync): Change condition to ISA_HAS_SYNC.
3229 (rdhwr): Change predicate for operand 0 to register_operand.
3230 (memory_barrier): New expand.
3231 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
3232 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
3233 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
3234 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
3235 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
3236 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
3237 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
3238 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
3239 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
3241 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
3242 Hans-Peter Nilsson <hp@axis.com>
3244 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
3245 Defined to describe availability and behavior of CLZ.
3246 * config/cris/cris.md (clzsi2): Implement using lz instruction.
3247 * config/cris/cris.opt: Tweak comment for "-metrax4".
3248 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
3249 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
3250 (count_leading_zeros): Define.
3252 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3254 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
3256 2007-09-02 Joseph Myers <joseph@codesourcery.com>
3259 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
3262 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
3264 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
3265 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
3266 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
3267 sched-deps.c, sched-int.h, system.h, target.h,
3268 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
3269 tree.def: Fix comment typos.
3271 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
3273 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
3274 (override_options): Turn on -mstrict-align on non-ColdFire
3276 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
3278 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3280 * c-common.c (const_strip_array_types): Delete.
3281 * c-common.h (const_strip_array_types): Likewise.
3282 * emit-rtl.c (const_next_insn, const_previous_insn,
3283 const_next_nonnote_insn, const_prev_nonnote_insn,
3284 const_next_real_insn, const_prev_real_insn,
3285 const_next_active_insn, const_prev_active_insn, const_next_label,
3286 const_prev_label): Delete.
3287 * gimple-low.c (block_may_fallthru): Use expr_last.
3288 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
3289 * rtl.h (const_previous_insn, const_next_insn,
3290 const_prev_nonnote_insn, const_next_nonnote_insn,
3291 const_prev_real_insn, const_next_real_insn,
3292 const_prev_active_insn, const_next_active_insn, const_prev_label,
3293 const_next_label): Delete.
3294 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
3295 * system.h (CONST_CAST): Update comment.
3296 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
3297 (const_first_stmt, const_last_stmt): Delete.
3298 (tree_block_ends_with_condjump_p): Use last_stmt.
3299 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
3300 * tree-iterator.c (const_expr_first, const_expr_last,
3301 const_expr_only): Delete.
3302 * tree.c (const_lookup_attribute): Likewise.
3303 (attribute_list_contained): Use lookup_attribute.
3304 * tree.h (const_lookup_attribute, const_expr_first,
3305 const_expr_last, const_expr_only): Delete.
3307 2007-09-01 Richard Guenther <rguenther@suse.de>
3309 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
3310 instead of TREE_THIS_VOLATILE.
3311 * tree-ssa-operands.c (add_virtual_operand): Do not set
3312 has_volatile_ops. Do not check s_ann for NULL.
3313 (get_indirect_ref_operands): Likewise.
3314 (get_expr_operands): Likewise. For all reference trees
3315 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
3316 check base of reference for TREE_THIS_VOLATILE.
3318 2007-09-01 Richard Guenther <rguenther@suse.de>
3320 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
3321 between integral types. Also allow conversions between
3324 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
3326 * optabs.c (prepare_float_lib_cmp): Use
3327 libgcc_cmp_return_mode instead of word_mode.
3328 * config/dfp-bit.h: Likewise.
3329 * config/fp-bit.h: Likewise.
3330 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
3332 (spu_libgcc_shift_count_mode): New function.
3333 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
3334 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
3336 2007-08-31 Joseph Myers <joseph@codesourcery.com>
3338 * tree-pretty-print.c: Include output.h.
3339 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
3340 HOST_WIDE_INT_PRINT_DEC.
3341 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
3343 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
3345 PR rtl-optimization/33224
3346 * loop-iv.c (latch_dominating_def): Check that the definition belongs
3347 to the analysed region.
3349 2007-08-31 Richard Guenther <rguenther@suse.de>
3351 * function.c (allocate_struct_function): Do not set
3352 current_function_returns_pointer.
3353 * function.h (struct var_refs_queue): Remove.
3354 (struct simple_obstack_stack): Likewise.
3355 (struct function): Remove fixup_var_refs_queue member.
3356 Remove returns_pointer flag.
3357 (current_function_returns_pointer): Remove define.
3359 2007-08-31 Nick Clifton <nickc@redhat.com>
3361 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
3362 secondary keys in order to obtain a stable sort.
3364 2007-08-31 Nick Clifton <nickc@redhat.com>
3367 * config/m32r/constraints.md: Add W constraint for integer zero.
3368 * config/m32r/m32r.md (get_pc): Use W and i constraints.
3369 Fix length calculation by using alternatives.
3371 2007-08-31 Richard Sandiford <richard@codesourcery.com>
3373 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
3374 split out from expand_binop.
3375 (avoid_expensive_constant): New function.
3376 (expand_binop_directly): Remove commutative_op argument and
3377 (expand_binop_directly): Remove commutative_op argument and
3378 call cummutative_optab_p instead. Do not change op0 or op1
3379 when swapping xop0 and xop1. Apply avoid_expensive_constant
3380 to each argument after potential swapping. Enforce the
3381 canonical order of commutative operands.
3382 (expand_binop): Use shift_optab_p and commutative_optab_p.
3383 Update the calls to expand_binop_directly. Only force constants
3384 into registers when widening an operation. Only swap operands
3385 once a direct expansion has been rejected.
3386 (expand_twoval_binop): Only force constants into registers when
3387 using a direct expansion.
3389 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
3391 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
3392 (sched_analyze_insn): Don't postprocess speculative dependencies when
3393 target has no scheduling.
3394 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
3395 'uninitialized' warning.
3397 2007-08-31 Richard Guenther <rguenther@suse.de>
3399 * tree.c (build_complex_type): Always set TYPE_NAME for
3402 2007-08-31 Olivier Hainque <hainque@adacore.com>
3404 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
3405 internal macro. Default alignment factor for csect directives, chosen
3406 to match what BIGGEST_ALIGNMENT allows.
3407 (DATA_SECTION_ASM_OP): Use it.
3408 * config/rs6000/rs6000.c
3409 (rs6000_xcoff_output_readonly_section_asm_op):
3410 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
3411 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
3413 2007-08-31 Olivier Hainque <hainque@adacore.com>
3415 * dbxout.c (dbxout_block): Move declaration within the first
3416 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
3417 block to include the definition, together with the associated
3420 2007-08-31 David Edelsohn <edelsohn@gnu.org>
3421 Revital Eres <eres@il.ibm.com>
3423 * doc/invoke.texi (-mpaired): Document flag.
3424 * config.gcc: Include paired.h in powerpc extra_headers and
3425 750cl.h in powerpc-*-linux*paired*.
3426 * config/rs6000/rs6000.opt (-mpaired): New flag.
3427 * config/rs6000/rs6000.c (paired_init_builtins,
3428 paired_expand_builtin, paired_expand_lv_builtin,
3429 paired_expand_stv_builtin, paired_expand_predicate_builtin):
3430 New functions to support the paired single builtin functions.
3431 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
3432 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
3434 (bdesc_paired_preds): New structure for paired predicate
3436 (rs6000_expand_builtin): Expand paired single builtins.
3437 (rs6000_init_builtins): Init paired single builtins.
3438 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
3439 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
3440 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
3441 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
3442 (rs6000_vector_mode_supported_p): Support paired vector mode.
3443 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
3444 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
3446 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
3447 (DATA_ALIGNMENT): Likewise.
3448 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
3449 (rs6000_builtins): Add PAIRED builtins.
3450 * config/rs6000/rs6000.md: Include paired.md.
3451 * config/rs6000/paired.h: New.
3452 * config/rs6000/paired.md: New.
3453 * config/rs6000/750cl.h: New.
3454 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
3456 2007-08-30 Ollie Wild <aaw@google.com>
3458 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
3459 * gcc.c (default_compilers): Add -fno-directives-only to
3460 @assembler-with-cpp.
3462 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
3466 * regclass.c (initial_fixed_regs): Revert previous change and make
3468 (initial_call_used_regs): Likewise.
3469 (initial_call_really_used_regs): Delete, reverting previous addition.
3470 (initial_reg_names): Likewise.
3471 (init_reg_sets): Revert previous change.
3472 (saved_fixed_regs): New.
3473 (saved_call_used_regs): New.
3474 (saved_call_really_used_regs): New.
3475 (saved_reg_names): New.
3476 (save_register_info): New.
3477 (restore_register_info): New.
3478 (init_reg_sets_1): Replace reset of register info with call to
3479 restore_register_info.
3480 * rtl.h (save_register_info): Declare.
3481 * toplev.c (backend_init): Call save_register_info.
3483 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3485 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
3486 from the original statement.
3488 2007-08-30 Chao-ying Fu <fu@mips.com>
3490 * c-lex.c (interpret_fixed): Declare.
3491 (interpret_float): Process _Fract and _Accum.
3492 (interpret_fixed): New function.
3493 * final.c (output_addr_const): Process CONST_FIXED.
3494 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
3495 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
3497 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
3499 (simplify_immed_subreg): Support CONST_FIXED.
3500 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
3501 (simplify_subreg): Support CONST_FIXED.
3503 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
3505 * config/rs6000/ppu_intrinsics.h: New file.
3506 * config.gcc (powerpc*-*-* <extra_headers>): Install
3509 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
3511 * cfg.c (dump_flow_info): Change to also print entry and exit
3513 * print-rtl.c (print_rtl_single): Allow to print rtl with
3516 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
3518 * df-core.h (df_dump_region): New function.
3519 * df.h (df_dump_region): New function.
3520 * loop-invariant.c (find_defs): Add call to df_dump_region.
3521 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
3524 2007-08-30 Jakub Jelinek <jakub@redhat.com>
3527 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
3528 true if any of the compare_section_name calls returned true,
3529 rather than if any returned false.
3531 2007-08-30 Richard Guenther <rguenther@suse.de>
3533 PR tree-optimization/33199
3534 * tree-ssa-structalias.c (handle_lhs_call): New function.
3535 (find_func_aliases): In non-IPA mode make sure that for
3536 calls that return a pointer we add a constraint for the
3537 result to point to anything.
3539 2007-08-30 Richard Guenther <rguenther@suse.de>
3541 * doc/invoke.texi (-mveclibabi): Document new target option.
3542 * config/i386/i386.opt (-mveclibabi): New target option.
3543 * config/i386/i386.c (ix86_veclib_handler): Handler for
3544 vectorization library support.
3545 (override_options): Handle the -mveclibabi option, initialize
3546 the vectorization library handler.
3547 (ix86_builtin_vectorized_function): As fallback call the
3548 vectorization library handler, if set.
3549 (ix86_veclibabi_acml): New static function for ACML ABI style
3550 vectorization support.
3552 2007-08-30 Jakub Jelinek <jakub@redhat.com>
3554 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
3555 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
3556 SImode and update m. Don't run gen_lowpart_common on arbitrary
3557 memory address, force it to register first.
3560 * dce.c (dce_process_block): Don't delete setters of
3561 artificially used registers.
3563 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3565 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
3566 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
3567 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
3569 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3571 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
3573 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
3574 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
3576 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3578 * system.h: Activate -Wcast-qual as warning-only.
3580 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
3583 * config/rs6000/rs6000.c (compare_section_name): New function.
3584 (rs6000_elf_in_small_data_p): Compare section prefixes instead
3587 2007-08-29 Olivier Hainque <hainque@adacore.com>
3589 * xcoffout.c: #include debug.h.
3590 * Makefile.in (xcoffout.o): Add debug.h dependency.
3592 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
3594 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
3595 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
3597 2007-08-29 Richard Guenther <rguenther@suse.de>
3599 * tree-pretty-print.c (dump_generic_node): Print
3600 label DECL_UID as D.%u.
3601 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
3603 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3605 * gcc/builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
3606 * gcc/builtins.def (BUILT_IN_REALLOC): New builtin.
3608 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
3611 * tree.c (build_type_attribute_qual_variant): Set canonical types
3612 on the final, unqualified attribute variant before building the
3615 2007-08-29 Jie Zhang <jie.zhang@analog.com>
3617 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
3618 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
3620 2007-08-29 Jie Zhang <jie.zhang@analog.com>
3623 2007-08-29 Jie Zhang <jie.zhang@analog.com>
3624 * config/bfin/bfin.md (composev2hi): Put operands into vector
3627 2007-08-29 Jie Zhang <jie.zhang@analog.com>
3629 * config/bfin/bfin.md (composev2hi): Put operands into vector
3632 2007-08-29 Jie Zhang <jie.zhang@analog.com>
3634 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
3635 attribute when appropriate.
3636 (bfin_handle_l1_text_attribute): New.
3637 (bfin_handle_l1_data_attribute): New.
3638 (bfin_attribute_table): Add attributes: l1_text, l1_data,
3639 l1_data_A and l1_data_B.
3640 * doc/extend.texi (node Function Attributes): Document l1_text
3642 (Variable Attributes): Add Blackfin subsection. Document l1_data,
3643 l1_data_A and l1_data_B variable attributes.
3645 2007-08-28 Jie Zhang <jie.zhang@analog.com>
3647 * config/bfin/bfin.opt (minline-plt): Add.
3648 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
3649 call to global functions.
3650 * doc/invoke.texi (Option Summary): Mention -minline-plt.
3651 (Blackfin Options): Document -minline-plt.
3653 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
3655 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
3656 given a non-function.
3657 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
3659 2007-08-28 DJ Delorie <dj@redhat.com>
3661 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
3663 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3665 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
3667 2007-08-28 Richard Guenther <rguenther@suse.de>
3669 * tree.h (struct tree_function_decl): Increase size of
3670 function_code bitfield.
3672 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
3673 Kazu Hirata <kazu@codesourcery.com>
3675 * gcc/config/m68k/linux.h
3676 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
3677 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
3678 (m68k_return_in_memory): New.
3679 * gcc/config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
3682 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
3685 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
3686 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
3687 operand) when top VEC_SELECT extracts scalar element.
3688 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
3689 (*vec_extract_v4sf_mem): Ditto.
3691 2007-08-28 Jakub Jelinek <jakub@redhat.com>
3694 * passes.c (init_optimization_passes): Move pass_df_finish
3695 after pass_postreload sublist.
3697 PR rtl-optimization/33148
3698 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
3699 (neg (lt X 0)) if X has scalar int mode.
3702 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
3703 initializer, use build_vector_from_ctor if possible to create
3704 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
3705 even after this, return NULL.
3707 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
3709 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
3711 2007-08-28 Richard Guenther <rguenther@suse.de>
3713 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
3714 (struct tree_function_decl): Make function_code a bitfield.
3715 Add disregard_inline_limits flag.
3716 * cgraphunit.c (cgraph_process_new_functions): Check
3717 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
3718 (cgraph_preserve_function_body_p): Likewise.
3719 * ipa-inline.c (compute_inline_parameters): Likewise.
3720 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
3721 for GNU C extern inline functions.
3722 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
3723 * tree-inline.c (disregard_inline_limits_p): Remove.
3724 * tree-inline.h (disregard_inline_limits_p): Likewise.
3725 * c-common.c (handle_always_inline_attribute): Set
3726 DECL_DISREGARD_INLINE_LIMITS.
3727 * langhooks.c (add_builtin_function): Verify the function code
3728 fits in the bitfield.
3730 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
3731 Vladimir Yanovsky <yanov@il.ibm.com>
3732 Revital Eres <eres@il.ibm.com>
3733 Andrey Belevantsev <abel@ispras.ru>
3735 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
3737 * modulo-sched.c: Add documentation regarding do-loop.
3738 (doloop_register_get): Change number of arguments to support
3739 the new do-loop pattern and check whether COUNT_REG has no other
3740 occurences in the loop besides in the control part.
3741 (duplicate_insns_of_cycles): Do not duplicate the insn which
3742 changes count_reg as it is already adjusted.
3743 (generate_prolog_epilog): New argument to support the new
3744 do-loop pattern. Change the subtract instruction to use
3745 expand_simple_binop. Call duplicate_insns_of_cycles with new
3747 (sms_schedule): Call doloop_register_get and
3748 generate_prolog_epilog with new argument. Do not handle loops
3749 with single sets insns with subreg in their lhs.
3750 * loop-doloop.c (doloop_optimize): Support for another do-loop
3752 (doloop_condition_get): Gets an instruction instead of a pattern
3753 and change the return condition when the do-loop pattern is
3755 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
3756 deps when considering to not create edges.
3758 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
3760 * doc/extend.texi (gnu_inline funtion attribute): Document C++
3763 2007-08-27 Jason Merrill <jason@redhat.com>
3766 * gimplify.c (gimplify_modify_expr): Discard the assignment of
3767 zero-sized types after calling gimplify_modify_expr_rhs.
3769 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
3771 * regclass.c (init_reg_autoinc): Fix typo.
3773 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
3775 Fix PR tree-optimization/33173
3776 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
3778 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
3781 * config/i386/i386.h (VALID_DFP_MODE_P): New.
3782 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
3785 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
3786 David Ung <davidu@mips.com>
3787 Nigel Stephens <nigel@mips.com>
3789 Separate target-specific initialization from general
3790 back-end initialization.
3792 * toplev.c (init_alignments): New, split out from...
3793 (process_options): ...here.
3794 (backend_init_target): New, split out from...
3795 (backend_init): ...here.
3796 (lang_dependent_init_target): New, split out from...
3797 (lang_dependent_init): ...here.
3798 (target_reinit): New.
3799 * toplev.h (target_reinit): Declare.
3800 * expr.c (init_expr_target): Renamed from init_expr_once, since it
3801 now can be called more than once. Update comments.
3802 * expr.h (init_expr_target): Likewise.
3803 * alias.c (init_alias_target): Renamed from init_alias_once, since it
3804 now can be called more than once. Explicitly zero
3805 static_reg_base_value.
3806 * emit-rtl.c (init_emit_regs): New, split out from...
3807 (init_emit_once): Here.
3808 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
3809 non-const, so that changes from command-line arguments can overwrite
3810 values provided by the static initializers.
3811 (initial_call_really_used_regs): New, used similarly to the above.
3812 (initial_reg_names): Likewise.
3813 (last_mode_for_init_move_cost): Promoted function-local static to
3814 file-scope static to make it accessible outside init_move_cost.
3815 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
3816 Do not initialize inv_reg_alloc_order yet, either. Do initialize
3817 reg_names since it is needed for parsing command-line options.
3818 (init_move_cost): Use last_mode_for_init_move_cost instead of
3819 function-local static.
3820 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
3821 call_really_used_regs now. Reinitialize reg_names. Also
3822 initialize inv_reg_alloc_order. Zero reg_class_subunion and
3823 reg_class_superunion. Clear losing_caller_save_reg_set.
3824 Preserve global registers if called more than once. Reset
3825 move cost, may_move_in_cost, may_move_out_cost, and
3826 last_mode_for_init_move_cost.
3827 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
3828 can now be invoked more than once. Update comments.
3829 (init_regs): Update comments.
3830 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
3831 and initial_call_really_used_regs, instead of the non-initial
3832 variables. This allows us to save the command-line register settings
3833 after target reinitialization.
3834 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
3835 * rtl.h (init_emit_regs): Declare.
3836 (init_reg_modes_target, init_alias_target): Renamed as described
3838 * reload1.c (init_reload): Update comments.
3839 * optabs.c (init_optabs): Likewise.
3840 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
3842 2007-08-26 Chao-ying Fu <fu@mips.com>
3844 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
3847 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3849 * alias.c (memory_modified_1, memory_modified_in_insn_p):
3851 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
3853 * bb-reorder.c (copy_bb_p): Likewise.
3854 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
3855 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
3856 block_ends_with_condjump_p): Likewise.
3857 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
3858 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
3859 block_ends_with_condjump_p): Likewise.
3860 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
3861 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
3862 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
3863 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
3864 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
3865 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
3866 debug_true_const_tree instad of debug_true_tree.
3867 * debug.c (do_nothing_debug_hooks): Likewise.
3868 * debug.h (ignore_block, debug_true_const_tree): Constify.
3869 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
3870 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
3871 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
3872 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
3873 dbx_reg_number, is_based_loc, field_type,
3874 simple_type_align_in_bits, simple_decl_align_in_bits,
3875 simple_type_size_in_bits, field_byte_offset, insert_float,
3876 type_tag, member_declared_type, is_redundant_typedef,
3877 secname_for_decl, is_inlined_entry_point): Likewise.
3878 * emit-rtl.c (const_next_insn, const_previous_insn,
3879 const_next_nonnote_insn, const_prev_nonnote_insn,
3880 const_next_real_insn, const_prev_real_insn,
3881 const_next_active_insn, const_prev_active_insn, const_next_label,
3882 const_prev_label): Likewise.
3883 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
3885 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
3886 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
3887 sched_insn_is_legitimate_for_speculation_p): Likewise.
3888 * jump.c (reversed_comparison_code_parts,
3889 reversed_comparison_code, reversed_comparison, condjump_label):
3891 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
3892 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
3894 * rtl.h (const_previous_insn, const_next_insn,
3895 const_prev_nonnote_insn, const_next_nonnote_insn,
3896 const_prev_real_insn, const_next_real_insn,
3897 const_prev_active_insn, const_next_active_insn, const_prev_label,
3898 const_next_label, modified_between_p, modified_in_p,
3899 const_note_storeskeep_with_call_p, condjump_label,
3900 reversed_comparison, reversed_comparison_code,
3901 reversed_comparison_code_parts, memory_modified_in_insn_p,
3902 stack_regs_mentioned): Likewise.
3903 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
3904 keep_with_call_p): Likewise.
3905 * sched-deps.c (deps_may_trap_p, sched_get_condition,
3906 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
3907 sd_lists_size, sd_lists_empty_p): Likewise.
3908 * sched-int.h (sched_insns_conditions_mutex_p,
3909 haifa_classify_insn, no_real_insns_p,
3910 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
3911 sd_lists_size, sd_lists_empty_p): Likewise.
3912 * sdbout.c (sdb_debug_hooks): Likewise.
3913 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
3914 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
3915 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
3917 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
3918 tree_can_throw_internal): Likewise.
3919 * tree-flow-inline.h (phi_nodes): Likewise.
3920 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
3921 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
3922 * tree-gimple.c (const_get_call_expr_in): Likewise.
3923 * tree-gimple.h (const_get_call_expr_in): Likewise.
3924 * tree.c (const_lookup_attribute, attribute_list_equal,
3925 attribute_list_contained): Likewise.
3926 * tree.h (attribute_list_equal, attribute_list_contained,
3927 const_lookup_attribute): Likewise.
3928 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
3930 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
3932 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
3933 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
3935 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
3938 * config/alpha/constraints.md: Delete "svn:mime-type" property
3939 with svn propdel "svn:mime-type".
3941 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
3944 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
3945 non NOTE insn doesn't cross basic block.
3946 (noce_try_abs): Likewise.
3947 (noce_process_if_block): Likewise.
3949 2007-08-26 David Edelsohn <edelsohn@gnu.org>
3952 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
3953 operand without auto-inc-dec.
3954 * config/rs6000/rs6000.md (floatsidf2_internal): Use
3955 offsettable_mem_operand.
3956 (floatunssidf2_internal): Same.
3957 (fix_truncdfsi2_internal): Same.
3958 (floatsidf_ppc64): Same.
3959 (floatunssidf_ppc64): Same.
3960 (fix_trunctfsi2_internal): Same.
3962 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
3965 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
3966 pass defines needed for version.c.
3968 2007-08-25 Joseph Myers <joseph@codesourcery.com>
3970 * configure.ac (--debug-prefix-map check): Change assembler
3971 version presumed to have feature to 2.18.
3972 * configure: Regenerate.
3974 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3976 * c-common.c (vector_types_convertible_p,
3977 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
3978 self_promoting_args_p): Constify.
3979 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
3980 c_promoting_integer_type_p, self_promoting_args_p,
3981 anon_aggr_type_p, vector_types_convertible_p): Likewise.
3982 * c-decl.c (anon_aggr_type_p): Likewise.
3983 * * c-dump.c (dump_stmt): Likewise.
3984 * c-objc-common.c (has_c_linkage): Likewise.
3985 * c-tree.h (same_translation_unit_p): Likewise.
3986 * c-typeck.c (null_pointer_constant_p,
3987 tagged_types_tu_compatible_p, function_types_compatible_p,
3988 type_lists_compatible_p, lvalue_or_else, lvalue_p,
3989 comptypes_internal, struct tagged_tu_seen_cache,
3990 same_translation_unit_p, alloc_tagged_tu_seen_cache,
3991 c_size_in_bytes): Likewise.
3992 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
3993 hash_ptr, eq_ptr): Likewise.
3994 * langhooks-def.h (lhd_decl_ok_for_sibcall,
3995 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
3996 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
3997 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
3999 * optabs.c (optab_for_tree_code): Likewise.
4000 * optabs.h (optab_for_tree_code): Likewise.
4001 * rtl.h (simplify_rtx): Likewise.
4002 * simplify-rtx.c (simplify_rtx): Likewise.
4003 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
4004 dump_flag, dump_node): Likewise.
4005 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
4006 queue_and_dump_type, dump_flag): Likewise.
4007 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
4008 * tree-pass.h (dump_node): Likewise.
4009 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
4010 supportable_narrowing_operation): Likewise.
4011 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
4012 supportable_narrowing_operation): Likewise.
4013 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
4014 is_negative_overflow_infinity, is_positive_overflow_infinity,
4015 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
4016 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
4017 update_value_range, add_equivalence, ssa_name_nonnegative_p,
4018 ssa_name_nonzero_p, fp_predicate): Likewise.
4019 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
4020 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
4021 ssa_name_nonnegative_p): Likewise.
4023 2007-08-25 Hans Kester <hans.kester@ellips.nl>
4025 * config.gcc : Add x86_64-elf target.
4027 2007-08-25 Jakub Jelinek <jakub@redhat.com>
4029 * expr.c (store_expr): Fix order of store_by_pieces arguments.
4031 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
4032 Nigel Stephens <nigel@mips.com>
4036 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
4037 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
4038 * expr.c (SET_BY_PIECES_P): Define.
4039 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
4040 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
4041 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
4043 * expr.h (SET_RATIO): Define.
4044 (can_store_by_pieces, store_by_pieces): Update prototypes.
4045 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
4046 can_store_by_pieces/store_by_pieces.
4047 (expand_builtin_memcpy_args): Likewise.
4048 (expand_builtin_strncpy): Likewise.
4049 (expand_builtin_memset_args): Likewise. Also remove special case
4050 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
4051 decide what to do instead.
4052 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
4053 to can_store_by_pieces.
4055 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
4056 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
4058 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
4059 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
4060 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
4061 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
4062 (STORE_BY_PIECES_P): Define.
4064 2007-08-24 Tom Tromey <tromey@redhat.com>
4066 * varpool.c (varpool_last_needed_node): Fix comment typo.
4067 * c-decl.c (duplicate_decls): Fix comment typo.
4068 (clone_underlying_type): Update comment.
4070 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4072 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
4073 alpha_in_small_data_p, alpha_split_complex_arg,
4074 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
4076 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
4077 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
4079 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
4080 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
4081 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
4082 * config/darwin.c (darwin_binds_local_p): Likewise.
4083 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
4085 * config/i386/i386-protos.h (i386_pe_binds_local_p,
4086 i386_pe_valid_dllimport_attribute_p): Likewise.
4087 * config/i386/i386.c (ix86_function_regparm,
4088 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
4089 x86_can_output_mi_thunk, ix86_mangle_type,
4090 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
4091 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
4092 i386_pe_binds_local_p): Likewise.
4093 * config/ia64/ia64.c
4094 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
4095 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
4096 ia64_invalid_conversion, ia64_invalid_unary_op,
4097 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
4099 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
4100 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
4101 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
4102 * config/mips/mips.c (mips_use_blocks_for_constant_p,
4103 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
4104 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
4105 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
4106 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
4107 * config/pa/pa.c (pa_commutative_p): Likewise.
4108 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
4110 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
4111 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
4112 rs6000_use_blocks_for_constant_p,
4113 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
4114 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
4115 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
4116 * config/s390/s390.c (s390_mangle_type,
4117 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
4119 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
4120 th_in_small_data_p): Likewise.
4121 * config/sh/sh.c (sh_ms_bitfield_layout_p,
4122 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
4124 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
4125 sparc_mangle_type): Likewise.
4126 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
4127 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
4128 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
4130 * hooks.c (hook_bool_mode_const_rtx_false,
4131 hook_bool_mode_const_rtx_true,
4132 hook_bool_const_tree_hwi_hwi_const_tree_false,
4133 hook_bool_const_tree_hwi_hwi_const_tree_true,
4134 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
4135 hook_constcharptr_const_tree_null,
4136 hook_constcharptr_const_rtx_null,
4137 hook_constcharptr_const_tree_const_tree_null,
4138 hook_constcharptr_int_const_tree_null,
4139 hook_constcharptr_int_const_tree_const_tree_null): New.
4140 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
4141 hook_bool_tree_hwi_hwi_tree_false,
4142 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
4143 hook_int_tree_tree_1, hook_constcharptr_tree_null,
4144 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
4145 hook_constcharptr_int_tree_null,
4146 hook_constcharptr_int_tree_tree_null): Delete.
4147 (default_can_output_mi_thunk_no_vcall): Constify.
4148 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
4149 hook_bool_tree_hwi_hwi_tree_false,
4150 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
4151 hook_int_tree_tree_1, hook_constcharptr_tree_null,
4152 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
4153 hook_constcharptr_int_tree_null,
4154 hook_constcharptr_int_tree_tree_null): Delete.
4155 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
4156 hook_bool_const_tree_hwi_hwi_const_tree_false,
4157 hook_bool_const_tree_hwi_hwi_const_tree_true,
4158 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
4159 hook_constcharptr_const_tree_null,
4160 hook_constcharptr_const_rtx_null,
4161 hook_constcharptr_const_tree_const_tree_null,
4162 hook_constcharptr_int_const_tree_null,
4163 hook_constcharptr_int_const_tree_const_tree_null): New.
4164 (default_can_output_mi_thunk_no_vcall): Constify.
4165 * integrate.c (function_attribute_inlinable_p): Likewise.
4166 * integrate.h (function_attribute_inlinable_p): Likewise.
4167 * jump.c (rtx_renumbered_equal_p): Likewise.
4168 * output.h (decl_readonly_section, categorize_decl_for_section,
4169 default_use_anchors_for_symbol_p, default_binds_local_p,
4170 default_binds_local_p_1): Likewise.
4171 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
4173 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
4174 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
4175 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
4176 TARGET_COMP_TYPE_ATTRIBUTES,
4177 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
4178 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
4179 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
4180 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
4181 TARGET_DWARF_CALLING_CONVENTION): Likewise.
4182 * target.h (can_output_mi_thunk, needs_block_p,
4183 first_cycle_multipass_dfa_lookahead_guard_spec,
4184 vector_alignment_reachable, comp_type_attributes,
4185 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
4186 commutative_p, use_blocks_for_constant_p,
4187 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
4188 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
4189 invalid_within_doloop, valid_dllimport_attribute_p,
4190 split_complex_arg, invalid_arg_for_unprototyped_fn,
4191 invalid_conversion, invalid_unary_op, invalid_binary_op):
4193 * targhooks.c (default_invalid_within_doloop,
4194 hook_invalid_arg_for_unprototyped_fn,
4195 default_builtin_vector_alignment_reachable): Likewise.
4196 (hook_bool_rtx_commutative_p): Delete.
4197 (hook_bool_const_rtx_commutative_p): New.
4198 * targhooks.h (default_invalid_within_doloop,
4199 default_builtin_vector_alignment_reachable,
4200 hook_invalid_arg_for_unprototyped_fn): Constify.
4201 (hook_bool_rtx_commutative_p): Delete.
4202 (hook_bool_const_rtx_commutative_p): New.
4203 * varasm.c (bss_initializer_p, decl_default_tls_model,
4204 categorize_decl_for_section, decl_readonly_section,
4205 default_use_anchors_for_symbol_p, default_binds_local_p,
4206 default_binds_local_p_1): Constify.
4208 2007-08-24 Jie Zhang <jie.zhang@analog.com>
4210 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
4211 __NO_BUILTIN if -fno-builtin.
4213 2007-08-24 Jie Zhang <jie.zhang@analog.com>
4215 * config/bfin/bfin.c (print_operand): Report error instead of
4216 ICE for wrong operand.
4218 2007-08-24 Michael Matz <matz@suse.de>
4220 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
4222 2007-08-24 Richard Guenther <rguenther@suse.de>
4225 * tree-ssa.c (useless_type_conversion_p): Split into a
4226 recursive and a non-recursive part.
4227 (useless_type_conversion_p_1): New function.
4228 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
4229 from maybe_fold_offset_to_reference is trivially convertible
4230 to the desired type before doing the simplification.
4232 2007-08-24 Jakub Jelinek <jakub@redhat.com>
4234 * expr.c (store_expr): Optimize initialization of an array
4236 * expr.h (builtin_strncpy_read_str): New prototype.
4237 * builtins.c (builtin_strncpy_read_str): Remove prototype.
4240 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
4243 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
4244 field when initializing if_info structure.
4246 2007-08-24 Richard Guenther <rguenther@suse.de>
4248 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
4250 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
4251 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
4252 * tree-inline.c (inlinable_function_p): Fold in common parts of
4253 the cannot_inline_tree_fn langhook.
4254 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
4255 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
4256 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
4257 cannot_inline_tree_fn langhook.
4258 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
4259 cannot_inline_tree_fn member.
4261 2007-08-24 Richard Guenther <rguenther@suse.de>
4263 * expr.c (get_inner_reference): Do computation of bitoffset
4264 from offset in a way we can detect overflow reliably.
4266 2007-08-24 Jie Zhang <jie.zhang@analog.com>
4268 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
4270 2007-08-24 Jie Zhang <jie.zhang@analog.com>
4272 * config/bfin/bfin.opt (mfast-fp): Add.
4273 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
4274 libbffastfp override libgcc if -mfast-fp.
4275 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
4276 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
4277 (Blackfin Options): Document -mfast-fp.
4279 2007-08-24 Jakub Jelinek <jakub@redhat.com>
4281 PR tree-optimization/32573
4283 * tree-data-ref.c (initialize_data_dependence_relation): Clear
4284 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
4285 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
4286 (build_classic_dist_vector): Return false rather than true if
4287 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
4288 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
4289 returned false. Don't call save_dist_v before calling
4290 build_classic_dist_vector_1.
4291 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
4292 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
4293 DDR_DIR_VECTS vectors.
4295 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
4297 * configure.ac (leb128): Modify sed statement to work with any
4298 binutils version string.
4299 * configure: Regenerate
4301 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4303 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
4304 Wrap in RTX_CODE macro guard.
4305 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
4306 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
4307 arm_mark_dllimport, arm_pe_encode_section_info,
4308 arm_pe_unique_section): Use ISO-C function declarations.
4309 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
4310 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
4311 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
4313 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
4314 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
4316 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
4318 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
4319 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
4320 (register_move_cost): Use ISO-C function declarations.
4321 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
4322 * config/score/score-protos.h (score_declare_object): Add
4324 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
4326 * final.c (profile_function): Avoid empty if-bodies.
4329 * calls.c (must_pass_in_stack_var_size,
4330 must_pass_in_stack_var_size_or_pad): Constify.
4331 * config/alpha/alpha-protos.h (function_value): Likewise.
4332 * config/alpha/alpha.c (alpha_return_in_memory,
4333 alpha_pass_by_reference, function_value,
4334 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
4335 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
4337 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
4338 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4339 TARGET_PROMOTE_PROTOTYPES): Likewise.
4340 * config/arm/arm-protos.h (arm_return_in_memory,
4341 arm_pad_arg_upward, arm_function_value): Likewise.
4342 * config/arm/arm.c (arm_pass_by_reference,
4343 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
4344 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4345 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
4347 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
4348 * config/avr/avr-protos.h (avr_function_value): Likewise.
4349 * config/avr/avr.c (avr_return_in_memory,
4350 gas_output_limited_string, gas_output_ascii, avr_function_value,
4351 avr_return_in_memory): Likewise.
4352 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
4353 * config/bfin/bfin.c (bfin_pass_by_reference,
4354 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
4355 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
4357 * config/cris/cris.c (cris_pass_by_reference,
4358 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
4359 * config/crx/crx.c (crx_return_in_memory): Likewise.
4360 * config/darwin.c (function_base, machopic_function_base_name):
4362 * config/fr30/fr30.c (fr30_must_pass_in_stack,
4363 TARGET_PROMOTE_PROTOTYPES): Likewise.
4364 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
4365 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
4366 * config/i386/i386-protos.h (ix86_return_in_memory,
4367 ix86_sol10_return_in_memory): Likewise.
4368 * config/i386/i386.c (ix86_function_value,
4369 ix86_function_sseregparm, ix86_must_pass_in_stack,
4370 type_natural_mode, classify_argument, examine_argument,
4371 construct_container, ix86_pass_by_reference, function_value_32,
4372 function_value_64, ix86_function_value_1, return_in_memory_32,
4373 return_in_memory_64, return_in_memory_ms_64,
4374 ix86_return_in_memory, ix86_sol10_return_in_memory,
4375 TARGET_PROMOTE_PROTOTYPES): Likewise.
4376 * config/ia64/ia64-protos.h (ia64_function_value,
4377 ia64_hpux_function_arg_padding): Likewise.
4378 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
4379 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
4380 ia64_hpux_function_arg_padding): Likewise.
4381 * config/iq2000/iq2000-protos.h (function_arg,
4382 iq2000_function_value): Likewise.
4383 * config/iq2000/iq2000.c (iq2000_return_in_memory,
4384 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
4385 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
4386 function_arg, iq2000_function_value): Likewise.
4387 * config/m32c/m32c-protos.h (m32c_function_value,
4388 m32c_promote_function_return): Likewise.
4389 * config/m32c/m32c.c (m32c_pass_by_reference,
4390 m32c_promote_prototypes, m32c_promote_function_return,
4391 m32c_function_value): Likewise.
4392 * config/m32r/m32r.c (m32r_return_in_memory,
4393 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
4394 m32r_in_small_data_p): Likewise.
4395 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
4397 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
4398 m68hc11_function_arg_padding): Likewise.
4399 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
4400 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
4401 m68k_function_value): Likewise.
4402 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
4403 mcore_function_value): Likewise.
4404 * config/mcore/mcore.c (handle_structs_in_regs,
4405 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
4406 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
4407 mcore_num_arg_regs, mcore_function_value): Likewise.
4408 * config/mips/mips-protos.h (mips_pad_arg_upward,
4409 mips_function_value): Likewise.
4410 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
4411 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
4412 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4413 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
4414 mips_function_value): Likewise.
4415 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
4417 * config/mmix/mmix.c (mmix_pass_by_reference,
4418 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
4419 mmix_encode_section_info): Likewise.
4420 * config/mn10300/mn10300-protos.h (mn10300_function_value):
4422 * config/mn10300/mn10300.c (mn10300_return_in_memory,
4423 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
4424 mn10300_function_value): Likewise.
4425 * config/mt/mt-protos.h (mt_function_value): Likewise.
4426 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
4427 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
4428 * config/pa/pa-protos.h (function_arg_padding, function_value,
4429 pa_return_in_memory): Likewise.
4430 * config/pa/pa.c (pa_pass_by_reference,
4431 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
4432 function_arg_padding, function_value, pa_return_in_memory):
4434 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
4435 * config/rs6000/rs6000-protos.h (rs6000_function_value,
4436 function_arg_padding): Likewise.
4437 * config/rs6000/rs6000.c (rs6000_return_in_memory,
4438 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
4439 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
4440 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4441 function_arg_padding, altivec_expand_dst_builtin,
4442 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
4443 altivec_init_builtins, rs6000_common_init_builtins,
4444 rs6000_function_value): Likewise.
4445 * s390/s390-protos.h (s390_function_value): Likewise.
4446 * config/s390/s390.c (s390_function_arg_size,
4447 s390_pass_by_reference, s390_return_in_memory,
4448 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
4449 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
4450 * config/score/score-protos.h (score_function_value): Likewise.
4451 * config/score/score.c (score_arg_partial_bytes,
4452 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4453 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
4454 score_pass_by_reference, score_add_offset, score_function_value):
4456 * config/sh/sh-protos.h (sh_attr_renesas_p,
4457 sh_promote_prototypes): Likewise.
4458 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
4459 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
4460 sh_attr_renesas_p): Likewise.
4461 * config/sparc/sparc-protos.h (function_value,
4462 function_arg_padding): Likewise.
4463 * config/sparc/sparc.c (sparc_promote_prototypes,
4464 sparc_return_in_memory, sparc_pass_by_reference,
4465 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4466 function_arg_record_value_2, function_arg_record_value_1,
4467 function_arg_record_value, function_arg_record_value,
4468 function_arg_padding, function_value): Likewise.
4469 * config/spu/spu-protos.h (spu_function_value): Likewise.
4470 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
4471 spu_function_value): Likewise.
4472 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
4474 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
4475 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
4476 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
4478 * config/v850/v850.c (v850_return_in_memory,
4479 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
4480 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
4481 * config/xtensa/xtensa.c (xtensa_return_in_msb,
4482 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
4483 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
4485 * explow.c (promote_mode, hard_function_value): Likewise.
4486 * expr.h (hard_function_value, promote_mode): Likewise.
4487 * function.c (aggregate_value_p): Likewise.
4488 * hooks.c (hook_bool_const_tree_true): New.
4489 * hooks.h (hook_bool_const_tree_true): New.
4490 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
4491 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
4492 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
4493 TARGET_RETURN_IN_MSB): Likewise.
4494 * target.h (promote_function_args, promote_function_return,
4495 promote_prototypes, return_in_memory, return_in_msb,
4496 pass_by_reference, must_pass_in_stack, callee_copies,
4497 function_value): Likewise.
4498 * targhooks.c (default_return_in_memory,
4499 hook_pass_by_reference_must_pass_in_stack,
4500 hook_callee_copies_named,
4501 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
4502 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
4503 default_function_value): Likewise.
4504 * targhooks.h (default_return_in_memory,
4505 hook_pass_by_reference_must_pass_in_stack,
4506 hook_callee_copies_named,
4507 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
4508 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
4509 default_function_value): Likewise.
4510 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
4511 (equiv_class_label_hash, equiv_class_label_eq): Constify.
4512 * tree-vectorizer.c (bb_in_loop_p): Likewise.
4513 * tree.c (needs_to_live_in_memory): Likewise.
4514 * tree.h (struct tree_type, needs_to_live_in_memory,
4515 aggregate_value_p, must_pass_in_stack_var_size,
4516 must_pass_in_stack_var_size_or_pad): Likewise.
4517 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
4518 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
4519 lookup_filename): Likewise.
4521 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
4524 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
4525 fake fcomi i387 instruction for !TARGET_CMOVE.
4526 (ix86_expand_branch): Expand natural sequence with one jump for
4527 all targets, not only TARGET_CMOVE.
4528 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
4529 pattern to implement fake fcomi sequence. Split instruction after
4530 reload to correct compare sequences.
4531 (*cmpfp_xf_cc): Ditto.
4532 (*cmpfp_<mode>_cc): Ditto.
4533 (*cmpfp_u_cc): Ditto.
4534 (*cmpfp_<mode>_cc): Ditto.
4536 2007-08-23 Richard Guenther <rguenther@suse.de>
4538 * tree-pretty-print.c (dump_generic_node): Annotate
4539 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
4541 2007-08-23 Richard Guenther <rguenther@suse.de>
4543 * builtins.c (expand_builtin_mathfn): Wrap argument in
4544 save_expr directly instead of re-building the call.
4545 (expand_builtin_mathfn_2): Likewise.
4546 (expand_builtin_mathfn_3): Likewise.
4547 (expand_builtin_interclass_mathfn): Likewise.
4548 (expand_builtin_int_roundingfn): Set arg.
4549 (expand_builtin_int_roundingfn_2): Likewise.
4551 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
4553 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
4554 *sse_nand<mode>3, *sse_xor<mode>3): New.
4556 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
4558 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
4559 * config/i386/i386.c (print_operand): Handle ';' code. Output
4560 semicolon for TARGET_MACHO.
4561 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
4562 emit semicolon after 'lock' prefix.
4563 (sync_double_compare_and_swap<mode>): Ditto.
4564 (*sync_double_compare_and_swapdi_pic): Ditto.
4565 (*sync_compare_and_swap_cc<mode>): Ditto.
4566 (sync_double_compare_and_swap_cc<mode>): Ditto.
4567 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
4568 (sync_old_add<mode>): Ditto.
4569 (sync_add<mode>): Ditto.
4570 (sync_sub<mode>): Ditto.
4571 (sync_ior<mode>): Ditto.
4572 (sync_and<mode>): Ditto.
4573 (sync_xor<mode>): Ditto.
4575 2007-08-22 Chao-ying Fu <fu@mips.com>
4577 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
4579 (copy_rtx): Handle CONST_FIXED.
4580 (rtx_equal_p): Likewise.
4581 * rtl.h (fixed_value.h): New include.
4582 (rtx_def): Add a new field of fixed_value to u.
4583 (XCNMPFV): Define for accessing fixed_value.
4584 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
4586 * rtl.def (CONST_FIXED): New constant.
4587 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
4588 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
4589 US_ASHIFT): New codes.
4590 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
4591 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
4592 unsigned_fract_convert, unsigned_sat_fract): Document them.
4593 * varasm.c (assemble_integer): Extend to support fixed-point constants
4594 by using different machine classes.
4595 (decode_addr_const): Handle FIXED_CST.
4596 (const_hash_1): Likewise.
4597 (compare_constant): Likewise.
4598 (copy_constant): Likewise.
4599 (const_rtx_hash_1): Handle CONST_FIXED.
4600 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
4601 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
4603 (initializer_constant_valid_p): Handle FIXED_CST.
4604 (output_constant): Support FIXED_POINT_TYPE.
4605 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
4606 * cse.c (hash_rtx): Support CONST_FIXED.
4607 (exp_equiv_p): Likewise.
4608 (cannon_reg): Likewise.
4609 (fold_rtx): Likewise.
4610 (equiv_constant): Likewise.
4611 (cse_process_notes_1): Likewise.
4612 (count_reg_usage): Likewise.
4613 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
4614 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
4615 (wrap_constant): Check CONST_FIXED.
4616 (cselib_hash_rtx): Support CONST_FIXED.
4617 (cselib_subst_to_values): Likewise.
4618 * df-scan.c (df_uses_record): Likewise.
4619 * gcse.c (want_to_gcse_p): Likewise.
4620 (oprs_unchanged_p): Likewise.
4621 (oprs_not_set_p): Likewise.
4622 (compute_transp): Likewise.
4623 (extract_mentioned_regs_helper): Likewise.
4624 * genemit.c (gen_exp): Likewise.
4625 * local-alloc.c (equiv_init_varies_p): Likewise.
4626 (contains_replace_regs): Likewise.
4627 (memref_referenced_p): Likewise.
4628 * loop-invariant.c (check_maybe_invariant): Likewise.
4629 (hash_invariant_expr_1): Likewise.
4630 (invariant_expr_equal_p): Likewise.
4631 * postreload-gcse.c (oprs_unchanged_p): Likewise.
4632 * regclass.c (reg_scan_mark_refs): Likewise.
4633 * regrename.c (scan_rtx): Likewise.
4634 * resource.c (mark_referenced_resources): Likewise.
4635 (mark_set_resources): Likewise.
4636 * rtlanal.c (rtx_unstable_p): Likewise.
4637 (rtx_varies_p): Likewise.
4638 (count_occurrences): Likewise.
4639 (reg_mentioned_p): Likewise.
4640 (modified_between_p): Likewise.
4641 (modified_in_p): Likewise.
4642 (volatile_insn_p): Likewise.
4643 (volatile_refs_p): Likewise.
4644 (side_effects_p): Likewise.
4645 (may_trap_p_1): Likewise.
4646 (inequality_comparisons_p): Likewise.
4647 (computed_jump_p_1): Likewise.
4648 (commutative_operand_precedence): Likewise.
4649 * sched-deps.c (sched_analyze_2): Likewise.
4650 * sched-vis.c (print_value): Likewise.
4651 * reload.c (operands_match_p): Likewise.
4652 (subst_reg_equivs): Likewise.
4653 * reload1.c (eliminate_regs_1): Likewise.
4654 (elimination_effects): Likewise.
4655 (scan_paradoxical_subregs): Likewise.
4656 * alias.c (rtx_equal_for_memref_p): Likewise.
4657 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
4658 * emit-rtl.c (const_fixed_htab): New hash table.
4659 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
4661 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
4662 const_fixed_from_fixed_value): New functions.
4663 (verify_rtx_sharing): Handle CONST_FIXED.
4664 (copy_rtx_if_shared_1): Likewise.
4665 (reset_used_flags): Likewise.
4666 (set_used_flags): Likewise.
4667 (copy_insn_1): Likewise.
4668 (init_emit_once): Create const_fixed_htab.
4669 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
4671 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
4673 PR tree-optimization/32949
4674 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
4675 before failing for ivs with non-constant step.
4677 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
4679 * doc/md.texi (Iterators): Renamed from Macros. All contents
4680 changed to reflect rename of respectively define_code_macro and
4681 define_mode_macro to define_code_iterator and define_mode_iterator.
4682 (Mode Iterators, Code Iterators): Similar.
4683 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
4684 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
4685 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
4686 (initialize_iterators, find_iterator, check_code_iterator)
4687 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
4688 (read_mapping, read_rtx_1): Similar.
4689 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
4690 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
4691 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
4692 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
4693 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
4694 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
4695 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
4696 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
4697 config/rs6000/sync.md, config/rs6000/rs6000.md,
4698 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
4699 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
4700 config/vax/vax.md, config/bfin/bfin.md: Similar.
4702 2007-08-22 David Daney <ddaney@avtrex.com>
4704 * doc/install.texi (Testing): Mention testing on a simulator.
4706 2007-08-22 Janis Johnson <janis187@us.ibm.com>
4708 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
4710 * doc/libgcc.texi (Decimal float library routines): Fix formatting
4711 and rearrange floating point conversion functions into different
4714 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
4716 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
4717 dfa_post_advance_cycle): New scheduler hooks.
4718 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
4719 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
4721 (TARGET_SCHED): Use them.
4722 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
4723 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
4724 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
4726 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
4727 function to facilitate debugging.
4728 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
4729 (output_insn_has_dfa_reservation_p): New static function to output
4730 insn_has_dfa_reservation_p ().
4731 (write_automata): Use it.
4732 * genattr.c (main): Output declaration for
4733 insn_has_dfa_reservation_p ().
4735 2007-08-22 Christian Bruel <christian.bruel@st.com>
4736 Richard Guenther <rguenther@suse.de>
4738 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
4739 * simplify_rtx (simplify_binary_operation_1): Likewise.
4741 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
4743 PR rtl-optimization/32557
4744 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
4745 of REGNO (mws->mw_reg).
4747 2007-08-22 Richard Guenther <rguenther@suse.de>
4750 * builtins.c (expand_builtin_int_roundingfn): Replace call
4751 argument wrapped with SAVE_EXPR directly.
4752 (expand_builtin_int_roundingfn_2): Likewise.
4754 2007-08-22 Richard Guenther <rguenther@suse.de>
4756 * tree-inline.c (inlinable_function_p): Restore disregarding
4757 inline limits for GNU extern inline functions.
4759 2007-08-22 Richard Guenther <rguenther@suse.de>
4762 * tree.c (host_integerp): Treat sizetype as signed as it is
4765 2007-08-21 Ian Lance Taylor <iant@google.com>
4767 PR tree-optimization/33134
4768 * tree-vrp.c (adjust_range_with_scev): Call
4769 set_value_range_to_value.
4771 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
4773 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
4776 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
4778 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
4781 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
4783 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
4784 cases to set eight bytes at a time.
4785 (expand_block_move): Likewise.
4787 2007-08-21 Jakub Jelinek <jakub@redhat.com>
4790 * dwarf2out.c (gen_decl_die): Don't call
4791 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
4793 2007-08-21 Paul Brook <paul@codesourcery.com>
4794 Nathan Sidwell <nathan@codesourcery.com>
4795 Mark Mitchell <mark@codesourcery.com>
4796 Joseph Myers <joseph@codesourcery.com>
4798 * configure.ac: Add --with-pkgversion and --with-bugurl.
4799 * configure: Regenerate.
4800 * doc/install.texi: Document them.
4801 * version.c (version_string): Remove VERSUFFIX.
4802 (VERSUFFIX): Remove.
4803 (pkgversion_string): New.
4804 (bug_report_url): Do not hard-code initializer.
4805 * version.h (pkgversion_string): Declare.
4806 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
4808 (version.o): Define PKGVERSION and BUGURL.
4809 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
4810 (%.pod): Define BUGURL.
4811 * gcc.c (process_command, main): Use pkgversion_string.
4812 * toplev.c (compile_file, print_version): Likewise.
4813 * protoize.c (main): Likewise.
4814 * gcov.c (print_version): Likewise. Update copyright date.
4815 * gcov-dump.c (print_version): Likewise. Update copyright date.
4816 * mips-tdump.c (main): Likewise. Update copyright date.
4817 * mips-tfile.c (main): Likewise. Update copyright date.
4818 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
4819 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
4820 shorten description.
4821 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
4822 * doc/gccint.texi: Likewise.
4823 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
4824 Update copyright date.
4826 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
4828 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
4829 (ix86_expand_strlensi_unroll_1): Ditto.
4830 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
4831 (ix86_expand_carry_flag_compare): Update comment.
4833 2007-08-21 Jakub Jelinek <jakub@redhat.com>
4836 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
4837 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
4839 2007-08-21 Richard Guenther <rguenther@suse.de>
4841 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
4843 2007-08-21 Richard Guenther <rguenther@suse.de>
4846 * fold-const.c (fold_binary): Remove index +p PTR folding.
4847 Fix types of POINTER_PLUS_EXPR generated by folding of
4850 2007-08-20 Chao-ying Fu <fu@mips.com>
4852 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
4853 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
4854 RID_ONEWAY, so that it can be checked in declspecs_add_type.
4855 (c_common_fixed_point_type_for_size): Declare.
4856 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
4857 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
4858 (c_token_starts_declspecs): Likewise.
4859 (c_parser_declspecs): Likewise.
4860 (c_parser_attributes): Likewise.
4861 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
4862 (c_declspecs): Add saturating_p.
4863 * c-decl.c (build_null_declspecs): Initialize saturating_p.
4864 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
4865 _Sat. Handle RID_SAT.
4866 Avoid using void, bool, char, int, float, double, _Decimal32,
4867 _Decimal64, _Decimal128, and complex with _Sat.
4868 Handle RID_FRACT and RID_ACCUM.
4869 Make sure _Sat is used with _Fract or _Accum.
4870 (finish_declspecs): Handle cts_fract and cts_accum.
4871 * c-common.c (fixed-value.h): New include.
4872 (constant_expression_warning): Handle FIXED_CST.
4873 (overflow_warning): Likewise.
4874 (warnings_for_convert_and_check): Likewise.
4875 (c_common_fixed_point_type_for_size): New.
4876 (c_common_type_for_mode): Handle fixed-point modes to
4877 return various saturating/non-saturating, signed/unsigned types.
4878 (c_common_signed_or_unsigned_type): Support fixed-point types.
4879 (shorten_compare): Check fixed-point zero.
4880 Handle FIXED_POINT_TYPE.
4881 (c_common_truthvalue_conversion): Handle FIXED_CST.
4882 Handle FIXED_POINT_TYPE.
4883 (c_common_nodes_and_builtins): Record builtin types for fixed-point
4885 (handle_mode_attribute): Handle fixed-point modes. Need to check
4886 if the signness of base type and fixed-point modes are consistent.
4887 (handle_vector_size_attribute): Handle fixed-point modes.
4888 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
4889 (warn_for_div_by_zero): Check fixed-point zero.
4890 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
4891 a common fixed-point type based on fbit, ibit, sign, and saturation.
4892 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
4893 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
4894 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
4895 (convert_for_assignment): Support FIXED_POINT_TYPE.
4896 (digest_init): Handle FIXED_POINT_TYPE.
4897 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
4898 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
4899 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
4900 GE_EXPR, LT_EXPR, GT_EXPR.
4901 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
4902 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
4903 * target.h (gcc_target): Add fixed_point_supported_p.
4904 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
4905 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
4906 (default_fixed_point_supported_p): Define.
4907 * targhooks.h (default_fixed_point_supported_p): Declare.
4908 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
4909 * doc/install.texi (Configuration): Add --enable-fixed-point.
4910 * configure.ac (--enable-fixed-point): New to enable fixed-point
4911 arithmetic extension to C. For mips targets, we enable it by default.
4912 * configure, config.in: Regenerate.
4914 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
4916 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
4918 2007-08-20 David Edelsohn <edelsohn@gnu.org>
4920 * dwarf2out.c (text_section_used): Move declaration outside ifdef
4921 DWARF2_DEBUGGING_INFO.
4922 (cold_text_section_used): Same.
4923 (cold_text_section): Same.
4925 2007-08-20 Richard Guenther <rguenther@suse.de>
4927 * c-typeck.c (convert_for_assignment): Use the type of
4928 the member for the initialization.
4930 2007-08-20 Richard Guenther <rguenther@suse.de>
4932 * c-objc-common.c (c_disregard_inline_limits): Remove.
4933 * c-objc-common.h (c_disregard_inline_limits): Likewise.
4934 * cgraphunit.c (cgraph_process_new_functions): Call
4935 disregard_inline_limits_p.
4936 (cgraph_preserve_function_body_p): Likewise.
4937 * ipa-inline.c (compute_inline_parameters): Likewise.
4938 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
4940 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
4941 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
4942 disregard_inline_limits langhook.
4943 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
4945 * langhooks.h (lang_hooks_for_tree_inlining): Remove
4946 disregard_inline_limits langhook.
4947 * tree-inline.c (disregard_inline_limits_p): New function.
4948 * tree-inline.h (disregard_inline_limits_p): Declare.
4950 2007-08-20 Richard Guenther <rguenther@suse.de>
4952 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
4953 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
4954 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
4955 auto_var_in_fn_p langhook.
4956 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
4958 * tree.c (auto_var_in_fn_p): ... here.
4959 (find_var_from_fn): Call auto_var_in_fn_p directly.
4960 * langhooks.h (lang_hooks_for_tree_inlining): Remove
4961 auto_var_in_fn_p langhook.
4962 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
4963 (copy_body_r): Likewise.
4964 (self_inlining_addr_expr): Likewise.
4965 * tree.h (auto_var_in_fn_p): Declare.
4967 2007-08-20 Richard Guenther <rguenther@suse.de>
4969 * tree.c (WALK_SUBTREE): Call walk_tree_1.
4970 (walk_type_fields): Take lh parameter.
4971 (walk_tree): Rename to ...
4972 (walk_tree_1): ... this. Do not call the walk_subtrees
4973 langhook but the now passed callback. Pass lh on recursion.
4974 (walk_tree_without_duplicates): Rename to ...
4975 (walk_tree_without_duplicates_1): ... this. Take lh parameter
4976 and call walk_tree_1.
4977 * tree.h (walk_tree_lh): New typedef.
4978 (walk_tree_1): Declare.
4979 (walk_tree_without_duplicates_1): Likewise.
4980 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
4981 (walk_tree_without_duplicates): New define to
4982 walk_tree_without_duplicates_1 with NULL lh parameter.
4983 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
4984 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
4986 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
4987 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
4988 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
4991 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
4994 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
4995 code in front of the compacting of basic blocks.
4996 Move the folding of statements inbetween the cgraph checking
4997 and compacting of basic blocks.
4999 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
5000 Serge Belyshev <belyshev@depni.sinp.msu.ru>
5003 * config/alpha/alpha.c (va_list_skip_additions): Check for
5004 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
5005 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
5006 PLUS_EXPR when checking ap.__base.
5007 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
5008 when doing addition on pointer types. Use size_int instead of
5010 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
5011 ptr_type in the second operand.
5013 2007-08-19 Andrew Pinski <pinskia@gmail.com>
5016 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
5018 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
5021 * cfgexpand.c (expand_one_register_var): Mark pointer
5022 DECL_ARTIFICIAL as REG_POINTER also.
5023 * stmt.c (expand_decl): Likewise.
5025 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
5032 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
5033 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
5034 on_worklist argument and avoid adding things to worklist multiple
5036 (add_to_worklist): Ditto.
5037 (mark_aliases_call_clobbered): Mark entire structure clobbered if
5038 single SFT is clobbered.
5039 (set_initial_properties): Ditto.
5040 (compute_call_clobbered): Update for changes to function
5042 (create_overlap_variables_for): Always create SFT for offset 0.
5043 (create_structure_vars): Handle PHI's, since we are in SSA form at
5045 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
5046 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
5048 (add_vars_for_offset): Figure out aliases from access + points-to.
5049 (add_virtual_operand): Use add_vars-for_offset.
5050 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
5051 (add_call_clobber_ops): Remove makes_clobbering_call set.
5052 (get_expr_operands): Always pass through the INDIRECT_REF
5054 * tree-ssa-structalias.c (struct constraint_graph): Remove
5056 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
5057 address_taken, pt_used, number_incoming.
5058 (FIRST_ADDR_NODE): Removed.
5059 (merge_graph_nodes): Remove broken code for the moment.
5060 (init_graph): New function.
5061 (build_pred_graph): Remove code to init_graph.
5062 Add location equivalence support.
5063 (struct scc_info): Rename roots to deleted.
5065 (init_scc_info): Ditto
5066 (init_topo_info): Use graph->size.
5067 (compute_topo_order): Ditto.
5068 (do_da_constraint): Removed.
5069 (do_sd_constraint): Remove calls to find().
5070 set_union_with_increment should always get 0 as last arg here.
5071 (do_complex_constraint): Replace do_da_constraint with assert.
5073 (struct equiv_class_label): New.
5074 (pointer_equiv_class_table): Ditto.
5075 (location_equiv_class_table): Ditto.
5076 (equiv_class_label_hash): Ditto.
5077 (equiv_class_label_eq): Ditto
5078 (equiv_class_lookup): Ditto.
5079 (equiv_class_ladd): Ditto.
5080 (pointer_equiv_class): Ditto.
5081 (location_equiv_class): Ditto.
5082 (condense_visit): Rename and rewrite from label_visit to do only
5083 SCC related stuff for HU.
5084 (label_visit): Do HU work for HU.
5085 (perform_var_substitution): Update to do HU and location
5087 (free_var_substitution_info): Update to free HU and location
5088 equivalence structures. */
5089 (find_equivalent_node): Update for pointer but not location
5091 (unite_pointer_equivalences): New function.
5092 (move_complex_constraints): Rewrite to only do moving.
5093 (rewrite_constraints): Split out of move_complex_constraints.
5094 (solve_graph): Use graph->size.
5095 (process_constraint_1): Add from_call argument, use it.
5096 Split *a = &b into two constraints.
5097 (process_constraint): Use new process_constraint_1.
5098 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
5099 (get_constraint_for): Handle non-pointer integers properly.
5100 Remove code that used to handle structures.
5101 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
5102 with unknown addends.
5103 (handle_rhs_call): New function.
5104 (find_func_aliases): Use handle_rhs_call.
5105 (set_uids_in_ptset): Add an assert.
5106 (set_used_smts): Fix bug in not considering unified vars.
5107 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
5108 (compute_points_to_sets): Update for other function changes.
5109 (delete_points_to_sets): Ditto.
5110 (ipa_pta_execute): Ditto.
5111 (pass_ipa_pta): We need to update SSA after ipa_pta.
5113 2007-08-19 Jan Hubicka <jh@suse.cz>
5115 * i386.md: Replace "rim" and "mri" constraints by "g".
5117 2007-08-19 Joseph Myers <joseph@codesourcery.com>
5119 * dwarf2out.c (text_section_used, cold_text_section_used,
5120 cold_text_section, dwarf2out_note_section_used): New.
5121 (dwarf2out_init): Initialize cold_text_section.
5122 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
5123 dwarf2out_note_section_used.
5124 (size_of_aranges): Only count entry for text section if it was
5125 used. Count entry for cold text section if it was used.
5126 (output_aranges): Only output entries for text section and cold
5127 text section if they were used.
5129 2007-08-19 Andrew Pinski <pinskia@gmail.com>
5131 * tree-pretty-print.c (debug_generic_expr): Add a comment about
5133 (debug_generic_stmt): Likewise.
5134 (debug_tree_chain): Likewise.
5136 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
5138 * tree-data-refs.c (split_constant_offset): Expose.
5139 * tree-data-refs.h (split_constant_offset): Add declaration.
5141 * tree-vectorizer.h (dr_alignment_support): Renamed
5142 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
5143 Added a new value dr_explicit_realign.
5144 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
5145 dr_offset, dr_step, and dr_aligned_to, along with new access
5146 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
5147 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
5148 STMT_VINFO_DR_ALIGNED_TO.
5150 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
5152 In case of outer-loop vectorization with non-fixed misalignment - use
5153 the dr_explicit_realign scheme instead of the optimized realignment
5155 (new_stmt_vec_info): Initialize new fields.
5157 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
5158 'nested_in_vect_loop' case. Change verbosity level.
5159 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
5160 Don't fail on zero step in the outer-loop for loads.
5161 (vect_analyze_data_refs): Call split_constant_offset to calculate
5162 base, offset and init relative to the outer-loop.
5164 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
5165 BSI function argument with a new function argument - at_loop.
5166 Simplify the condition that determines STEP. Takes additional argument
5167 INV_P. Support outer-loop vectorization (handle the
5168 nested_in_vect_loop case), including zero step in the outer-loop. Call
5169 vect_create_addr_base_for_vector_ref with additional argument.
5170 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
5171 Updated function documentation. Handle the 'nested_in_vect_loop' case.
5172 Fixed and simplified calculation of step.
5173 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
5174 of bsi, and with additional argument. Call bump_vector_ptr with
5175 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
5176 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
5177 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
5178 when the realignment setup needs to take place inside the loop.
5179 Support the dr_explicit_realign scheme. Allow generating the optimized
5180 realignment scheme for outer-loop vectorization. Added documentation.
5181 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
5182 the 'nested_in_vect_loop' case, including loads that are invariant in
5183 the outer-loop and the realignment schemes. Handle the case when the
5184 realignment setup needs to take place inside the loop. Call
5185 vect_setup_realignment with additional arguments. Call
5186 vect_create_data_ref_ptr with additional argument and with loop instead
5187 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
5188 (vect_gen_niters_for_prolog_loop): Call
5189 vect_create_addr_base_for_vector_ref with additional arguments.
5190 (vect_create_cond_for_align_checks): Likewise.
5191 (bump_vector_ptr): Updated to support the new dr_explicit_realign
5192 scheme: takes additional argument bump; argument ptr_incr is now
5193 optional; updated documentation.
5194 (vect_init_vector): Takes additional argument (bsi). Use it, if
5195 available, to insert the vector initialization.
5196 (get_initial_def_for_induction): Pass additional argument in call to
5198 (vect_get_vec_def_for_operand): Likewise.
5199 (vect_setup_realignment): Likewise.
5200 (vectorizable_load): Likewise.
5202 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
5204 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
5205 as argument instead of struct loop.
5206 (nested_in_vect_loop_p): New function.
5207 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
5209 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
5210 from other phis in the loop.
5211 (destroy_loop_vec_info): Add additional argument to declaration.
5213 * tree-vectorizer.c (supportable_widening_operation): Also check if
5214 nested_in_vect_loop_p (don't allow changing the order in this case).
5215 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
5216 of struct loop. Call nested_in_vect_loop_p and don't require
5217 flag_unsafe_math_optimizations if it returns true.
5218 (new_stmt_vec_info): When setting def_type for phis differentiate
5219 loop-header phis from other phis.
5220 (bb_in_loop_p): New function.
5221 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
5222 just update their loop_vinfo. Order of BB traversal now matters -
5223 call dfs_enumerate_from with bb_in_loop_p.
5224 (destroy_loop_vec_info): Takes additional argument to control whether
5225 stmt_vinfo of the loop stmts should be destroyed as well.
5226 (vect_is_simple_reduction): Allow the "non-reduction" use of a
5227 reduction stmt to be defines by a non loop-header phi.
5228 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
5230 * tree-vect-transform.c (vectorizable_reduction): Call
5231 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
5232 (vectorizable_call): Likewise.
5233 (vectorizable_conversion): Likewise.
5234 (vectorizable_operation): Likewise.
5235 (vectorizable_type_promotion): Likewise.
5236 (vectorizable_type_demotion): Likewise.
5237 (vectorizable_store): Likewise.
5238 (vectorizable_live_operation): Likewise.
5239 (vectorizable_reduction): Likewise. Also pass loop_info to
5240 vect_is_simple_reduction instead of loop.
5241 (vect_init_vector): Call nested_in_vect_loop_p.
5242 (get_initial_def_for_reduction): Likewise.
5243 (vect_create_epilog_for_reduction): Likewise.
5244 (vect_init_vector): Check which loop to work with, in case there's an
5246 (get_initial_def_for_inducion): Extend to handle outer-loop
5247 vectorization. Fix indentation.
5248 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
5249 In the case vect_induction_def get the vector def from the induction
5250 phi node, instead of calling get_initial_def_for_inducion.
5251 (get_initial_def_for_reduction): Extend to handle outer-loop
5253 (vect_create_epilog_for_reduction): Extend to handle outer-loop
5255 (vect_transform_loop): Change assert to just skip this case. Add a
5257 (vect_finish_stmt_generation): Add a couple asserts.
5259 (vect_estimate_min_profitable_iters): Multiply
5260 cost of inner-loop stmts (in outer-loop vectorization) by estimated
5262 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
5263 this is an inner-loop reduction in outer-loop vectorization.
5265 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
5266 Same code as what used to be vect_analyze_scalar_cycles, only with
5267 additional argument loop, and loop_info passed to
5268 vect_is_simple_reduction instead of loop.
5269 (vect_analyze_scalar_cycles): Code factored out into
5270 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
5271 Updated documentation.
5272 (analyze_operations): Check for inner-loop loop-closed exit-phis during
5273 outer-loop vectorization that are live or not used in the outerloop,
5274 cause this requires special handling.
5275 (vect_enhance_data_refs_alignment): Don't consider versioning for
5277 (vect_analyze_data_refs): Check that there are no datarefs in the
5279 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
5280 and vect_used_in_outer_by_reduction cases.
5281 (process_use): Also consider the case of outer-loop stmt defining an
5282 inner-loop stmt and vice versa.
5283 (vect_analyze_loop_1): New function.
5284 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
5285 loops. Call vect_analyze_loop_1.
5286 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
5287 been vectorized. Call destroy_loop_vec_info with additional argument.
5289 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
5290 in the inner-loop when doing outer-loop vectorization. Add
5291 documentation and printout.
5292 (vect_recog_dot_prod_pattern): Likewise. Also add check for
5293 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
5295 2007-08-18 Andrew Pinski <pinskia@gmail.com>
5297 * tree-affine.h (print_aff): New prototype.
5298 (debug_aff): Likewise.
5299 * tree-affine.c (print_aff): New function.
5300 (debug_aff): Likewise.
5302 2007-08-18 Paul Brook <paul@codesourcery.com>
5303 Joseph Myers <joseph@codesourcery.com>
5305 * common.opt (-fdebug-prefix-map=): New option.
5306 * opts.c: Include debug.h.
5307 (common_handle_option): Handle -fdebug-prefix-map.
5308 * final.c: Include ggc.h.
5309 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
5310 remap_debug_filename): New.
5311 * Makefile.in (final.o, opts.o): Update dependencies.
5312 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
5313 * configure.ac: Check for assembler --debug-prefix-map support.
5314 * configure, config.in: Regenerate.
5315 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
5316 (ASM_DEBUG_SPEC): Include ASM_MAP.
5317 * doc/install.texi (--with-debug-prefix-map): Document.
5318 * doc/invoke.texi (-fdebug-prefix-map): Document.
5319 * dbxout.c (dbxout_init, dbxout_start_source_file,
5320 dbxout_source_file): Call remap_debug_filename.
5321 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
5322 dwarf2out_start_source_file, dwarf2out_finish): Call
5323 remap_debug_filename.
5324 (file_table_relative_p): Do not check d->emitted_number.
5325 * toplev.c (output_file_directive): Call remap_debug_filename.
5326 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
5327 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
5329 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5331 * loop-invariant.c (find_invariants_to_move): Add missing macro
5334 2007-08-17 Tom Tromey <tromey@redhat.com>
5336 * tree.h (struct tree_label_decl): Removed old "java" fields.
5338 2007-08-17 Richard Sandiford <richard@codesourcery.com>
5339 Nigel Stephens <nigel@mips.com>
5341 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
5342 Treat -mno-data-in-code and -mcode-xonly as aliases for
5343 -mcode-readable=no and -mcode-readable=pcrel respectively.
5344 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
5345 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
5346 (MULTILIB_DIRNAMES): Update accordingly.
5348 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
5350 * Makefile.in (version.o): Depend on $(REVISION) only if
5351 REVISION_s is defined.
5353 2007-08-17 Sa Liu <saliu@de.ibm.com>
5354 Ulrich Weigand <uweigand@de.ibm.com>
5357 * tree.c (reconstruct_complex_type): For a pointer to a vector,
5358 use build_qualified_type to retain qualifiers of the base type.
5360 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
5362 * config/score/score.md : Update pattern tablejump.
5363 * config/score/score.c : Update score_initialize_trampoline
5365 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
5366 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
5367 * doc/contrib.texi: Add my entry.
5369 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
5371 * Makefile.in (REVISION): New.
5374 (version.o): Also depend on $(REVISION). Add
5375 -DREVISION=$(REVISION_s).
5377 * version.c (version_string): Add REVISION.
5379 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
5381 * tree-eh.c (lower_try_finally_onedest): Reset the locus
5382 of GOTO that's relocated to a different block.
5384 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5386 * c-common.c (const_strip_array_types): New.
5387 * c-common.h (lang_missing_noreturn_ok_p): Delete.
5388 (const_strip_array_types): New.
5389 * c-objc-common.c (c_disregard_inline_limits,
5390 c_warn_unused_global_decl): Constify.
5391 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
5392 c_vla_type_p, c_incomplete_type_error): Likewise.
5393 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
5394 * hooks.c (hook_bool_const_tree_false): New.
5395 * hooks.h (hook_bool_const_tree_false): Likewise.
5396 * langhooks-def.h (lhd_warn_unused_global_decl,
5397 lhd_incomplete_type_error, lhd_expr_size,
5398 lhd_tree_inlining_disregard_inline_limits,
5399 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
5400 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
5401 * langhooks.c (lhd_warn_unused_global_decl,
5402 lhd_incomplete_type_error,
5403 lhd_tree_inlining_disregard_inline_limits,
5404 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
5405 lhd_expr_size): Likewise.
5406 * langhooks.h (lang_hooks_for_tree_inlining,
5407 lang_hooks_for_tree_dump, lang_hooks_for_types,
5408 lang_hooks_for_decls, lang_hooks): Likewise.
5409 * pointer-set.c (pointer_set_t, pointer_set_create,
5410 pointer_set_contains, insert_aux, pointer_set_insert,
5411 pointer_set_traverse, pointer_map_t, pointer_map_create,
5412 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
5414 * pointer-set.h (pointer_set_contains, pointer_set_insert,
5415 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
5416 pointer_map_traverse): Likewise.
5417 * predict.c (assert_is_empty): Likewise.
5418 * tree-affine.c (free_name_expansion): Likewise.
5419 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
5420 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
5421 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
5423 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
5425 * tree-vectorizer.c (new_loop_vec_info): Initialize new
5427 (destroy_loop_vec_info): Add call to VEC_free.
5428 * tree-vectorizer.h (may_alias_ddrs): Define.
5429 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
5430 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
5431 Change reporting to dump.
5432 (vect_is_duplicate_ddr): New.
5433 (vect_mark_for_runtime_alias_test): New.
5434 (vect_analyze_data_ref_dependences) Add call to
5435 vect_mark_for_runtime_alias_test.
5436 (vect_enhance_data_refs_alignment): Define local variable
5437 vect_versioning_for_alias_required, don't perform
5438 peeling for alignment if versioning for alias is
5440 (vect_enhance_data_refs_alignment): Use
5441 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
5442 PARAM_VECT_MAX_VERSION_CHECKS.
5443 * tree-vect-transform.c
5444 (vect_create_cond_for_alias_checks): New.
5445 (vect_transform_loop): Add call to
5446 vect_create_cond_for_alias_checks.
5447 (vect_vfa_segment_size): New.
5448 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
5450 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
5451 * gcc/doc/invoke.texi
5452 (vect-max-version-for-alignment-checks): Document.
5453 (vect-max-version-for-alias-checks): Document.
5454 (vect-max-version-checks): Remove.
5456 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
5458 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
5459 the same line as the instruction for all asm dialects.
5460 (*rep_movsi): Ditto.
5461 (*rep_movsi_rex64): Ditto.
5462 (*rep_movqi): Ditto.
5463 (*rep_movqi_rex64): Ditto.
5464 (*rep_stosdi_rex64): Ditto.
5465 (*rep_stossi): Ditto.
5466 (*rep_stossi_rex64): Ditto.
5467 (*rep_stosqi): Ditto.
5468 (*rep_stosqi_rex64): Ditto.
5469 (*cmpstrnqi_nz_1): Ditto.
5470 (*cmpstrnqi_nz_rex_1): Ditto.
5471 (*cmpstrnqi_1): Ditto.
5472 (*cmpstrnqi_rex_1): Ditto.
5473 (*strlenqi_1): Ditto.
5474 (*strlenqi_rex_1): Ditto.
5475 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
5476 prefix on the same line as the instruction for all asm dialects.
5477 (sync_double_compare_and_swap<mode>): Ditto.
5478 (*sync_double_compare_and_swapdi_pic): Ditto.
5479 (*sync_compare_and_swap_cc<mode>): Ditto.
5480 (sync_double_compare_and_swap_cc<mode>): Ditto.
5481 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
5482 (sync_old_add<mode>): Ditto.
5483 (sync_add<mode>): Ditto.
5484 (sync_sub<mode>): Ditto.
5485 (sync_ior<mode>): Ditto.
5486 (sync_and<mode>): Ditto.
5487 (sync_xor<mode>): Ditto.
5489 2007-08-16 Richard Sandiford <richard@codesourcery.com>
5492 * reload.c (find_reloads): Check that the memory returned by
5493 find_reloads_toplev was not the result of forcing a constant
5495 (find_reloads_toplev): Always use simplify_gen_subreg to get
5496 the subreg of a constant. If the result is also a constant,
5497 but not a legitimate one, force it into the constant pool
5498 and reload its address.
5500 2007-08-15 David Edelsohn <edelsohn@gnu.org>
5502 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
5505 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
5507 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
5508 directive for the current vector ABI.
5510 2007-08-15 Steve Ellcey <sje@cup.hp.com>
5513 * caller-save.c (reg_save_code): Set invalide status on restore code.
5515 2007-08-15 Diego Novillo <dnovillo@google.com>
5517 * tree-ssa-alias.c (compute_memory_partitions): Use
5518 alias_bitmap_obstack to allocate bitmaps.
5519 (reset_alias_info): Factor out of init_alias_info.
5520 Mark all name tags not associated to an SSA name for renaming.
5521 (init_alias_info): Call it.
5522 (create_name_tags): Tidy. Add comments.
5523 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
5525 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
5527 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
5528 scheduler dependencies.
5530 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
5532 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
5534 (*iorsi_1_zext): Likewise.
5535 (*iorsi_1_zext_imm): Likewise.
5536 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
5537 with "rm"/"xm" constraint.
5538 (sse2_vmsqrtv2df2): Likewise.
5540 2007-08-15 Jakub Jelinek <jakub@redhat.com>
5543 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
5546 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
5548 * tree-pass.h (PROP_pta): Removed.
5549 (TODO_rebuild_alias): New.
5550 (pass_may_alias): Removed.
5551 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
5552 aliasing if we changed something.
5553 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
5555 (pass_may_alias): Removed.
5556 (create_structure_vars): Return TODO_rebuild_alias.
5557 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
5558 * tree-sra.c (tree_sra): Only rebuild aliasing if something
5560 (tree_sra_early): We never affect aliasing right now.
5561 * tree-flow.h (compute_may_aliases): New prototype.
5562 * passes.c: Remove pass_may_alias from the passes.
5563 (execute_function_todo): Support TODO_rebuild_alias.
5565 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
5567 * i386.c: (legitimize_address): Move dllimported variable check
5568 infront of legitimizing pic address of CONST symbols.
5570 2007-08-14 Steve Ellcey <sje@cup.hp.com>
5572 PR tree-optimization/32941
5573 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
5574 (goto_queue_cmp): Remove.
5575 (find_goto_replacement): Change search method.
5576 (maybe_record_in_goto_queue): Add assert.
5577 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
5578 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
5580 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5582 * alias.c (component_uses_parent_alias_set): Constify.
5583 * alias.h (component_uses_parent_alias_set): Likewise.
5584 * cfgrtl.c (print_rtl_with_bb): Likewise.
5585 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
5586 mpz_get_double_int): Likewise.
5587 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
5588 mpz_get_double_int): Likewise.
5589 * expr.c (is_aligning_offset, undefined_operand_subword_p,
5590 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
5592 * expr.h (safe_from_p): Likewise.
5593 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
5595 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
5596 zero_sized_type, goa_lhs_expr_p): Likewise.
5597 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
5598 * rtl.h (print_rtl_with_bb): Likewise.
5599 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
5600 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
5601 * tree-flow-inline.h (bb_stmt_list): Constify.
5602 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
5604 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
5605 const_first_stmt, const_last_stmt): New.
5606 (block_may_fallthru, empty_block_p): Constify.
5607 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
5608 EXPR_ONLY_BODY): New.
5609 (expr_first, expr_last, expr_only): Use macro for body.
5610 (const_expr_first, const_expr_last, const_expr_only): New.
5611 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
5612 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
5613 ctsi_prev, ctsi_stmt): New.
5614 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
5615 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
5616 * tree-ssa-loop-niter.c (loop_only_exit_p,
5617 derive_constant_upper_bound): Likewise.
5618 * tree-ssa-phiopt.c (empty_block_p): Likewise.
5619 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
5620 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
5621 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
5622 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
5623 * tree.c (get_type_static_bounds): Likewise.
5624 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
5625 (get_type_static_bounds): Constify.
5627 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
5630 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
5631 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
5632 (*<addsub><mode>3_cc_overflow): New.
5633 (*add<mode>3_cconly_overflow): New.
5634 (*sub<mode>3_cconly_overflow): New.
5635 (*<addsub>si3_zext_cc_overflow): New.
5636 * config/i386/predicates.md (fcmov_comparison_operator): Accept
5637 CCCmode for LTU, GTU, LEU and GEU.
5638 (ix86_comparison_operator): Likewise.
5639 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
5640 * config/i386/i386.c (put_condition_code): Support CCCmode.
5641 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
5642 or MINUS expressions.
5644 2007-08-14 Andrew Pinski <pinskia@gmail.com>
5647 * c-typeck.c (build_binary_op): Disallow vector float types with
5648 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
5650 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
5652 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
5653 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
5654 (dep_def): New typedef.
5655 (init_dep_1, sd_debug_dep): Declare functions.
5656 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
5657 (debug_dep_links): Remove.
5658 (struct _deps_list): New field 'n_links'.
5659 (DEPS_LIST_N_LINKS): New macro.
5660 (FOR_EACH_DEP_LINK): Remove.
5661 (create_deps_list, free_deps_list, delete_deps_list): Remove
5663 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
5664 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
5665 (copy_deps_list_change_con, move_dep_link): Ditto.
5666 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
5667 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
5669 (INSN_BACK_DEPS): Remove.
5670 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
5672 (INSN_DEP_COUNT): Remove.
5673 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
5674 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
5675 Declare global variables.
5676 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
5677 (add_forw_dep, compute_forward_dependences): Remove declarations.
5678 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
5679 (add_back_forw_dep, delete_back_forw_dep): Ditto.
5680 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
5682 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
5684 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
5685 (sd_list_types_def): New typedef.
5686 (sd_next_list): Declare function.
5687 (struct _sd_iterator): New type.
5688 (sd_iterator_def): New typedef.
5689 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
5691 (FOR_EACH_DEP): New cycle wrapper.
5692 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
5694 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
5695 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
5698 * sched-deps.c (init_dep_1): Make global.
5699 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
5701 (dump_dep): New static function.
5702 (dump_dep_flags): New static variable.
5703 (sd_debug_dep): New function.
5704 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
5706 (move_dep_link): Use remove_from_deps_list (), instead of
5708 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
5709 (dep_link_is_detached_p): New static function.
5710 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
5712 (dn_pool, dl_pool): New alloc_pools.
5713 (dn_pool_diff, dl_pool_diff): New static variables.
5714 (create_dep_node, delete_dep_node): New static function.
5715 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
5716 (deps_list_empty_p): Make it static. Use 'n_links' field.
5717 (deps_pools_are_empty_p): New static function.
5718 (alloc_deps_list, delete_deps_list): Remove.
5719 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
5720 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
5721 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
5722 (forward_dependency_cache): Remove.
5723 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
5724 'back' from the names. Change signature to use dep_t instead of
5726 (add_back_dep): Ditto. Make global.
5727 (check_dep_status): Rename to check_dep ().
5728 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
5730 (sd_finish_insn): Ditto.
5731 (sd_find_dep_between_no_cache): New static function.
5732 (sd_find_dep_between): New function.
5733 (ask_dependency_caches, set_dependency_caches): New static functions.
5734 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
5735 (add_or_update_dep_1): Separate pieces of functionality into
5736 ask_dependency_caches (), update_dependency_caches (),
5737 change_spec_dep_to_hard (), update_dep ().
5738 (get_back_and_forw_lists): New static function.
5739 (sd_add_dep): Separate setting of dependency caches into
5740 set_dependency_caches ().
5741 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
5743 (sd_delete_dep): Ditto.
5744 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
5745 (dump_lists): New static function.
5746 (sd_debug_lists): New debug function.
5747 (delete_all_dependences, fixup_sched_groups): Update to use
5748 sd_* infrastructure.
5749 (sched_analyze_2): Create data-speculative dependency only if
5750 data-speculation is enabled.
5751 (sched_analyze_insn): If insn cannot be speculative, make all its
5752 dependencies non-speculative.
5753 (sched_analyze): Use sd_init_insn ().
5754 (add_forw_dep, compute_forward_dependencies): Remove.
5755 (delete_dep_nodes_in_back_deps): New static function.
5756 (sched_free_deps): New function.
5757 (init_dependency_caches): Init alloc_pools.
5758 (extend_depedency_caches): Update after removing of
5759 forward_dependency_cache.
5760 (free_dependency_caches): Ditto. Free alloc_pools.
5761 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
5762 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
5764 (add_back_forw_dep, delete_back_forw_dep): Ditto.
5765 (add_dependence): Use init_dep ().
5766 (get_dep_weak_1): New static function.
5767 (get_dep_weak): Move logic to get_dep_weak_1 ().
5768 (dump_ds): New static function moved from haifa-sched.c:
5769 debug_spec_status ().
5770 (debug_ds): New debug function.
5771 (check_dep_status): Rename to check_dep (). Update to check whole
5774 * haifa-sched.c (spec_info): Make global.
5775 (added_recovery_block_p): Rename to
5776 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
5777 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
5778 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
5779 to use new interfaces.
5780 (ok_for_early_queue_removal): Ditto.
5781 (schedule_block): Initialize logical uids of insns emitted by the
5783 (sched_init): Initialize new variable.
5784 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
5786 (extend_global): Initialize insn data.
5787 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
5788 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
5790 (add_to_speculative_block): Update to use new interfaces.
5791 (create_recovery_block): Set new variables.
5792 (create_check_block_twin, fix_recovery_deps): Update to use new
5794 (sched_insn_is_legitimate_for_speculation_p): New function.
5795 (speculate_insn): Move checking logic to
5796 sched_insn_is_legitimate_for_speculation_p ().
5797 (sched_remove_insn): Finalize sched-deps information of instruction.
5798 (clear_priorities, add_jump_dependencies): Update to use new
5800 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
5802 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
5803 to use new interfaces.
5804 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
5805 (new_ready): Try to use control speculation only if it is available.
5806 (add_branch_dependences): Update to use new interfaces.
5807 (compute_block_backward_dependences): Rename to
5808 compute_block_dependences (). Call
5809 targetm.sched.dependencies_evaluation_hook ().
5810 (free_block_dependencies): New static function.
5811 (debug_dependencies): Update to use new interfaces.
5812 (schedule_region): Remove separate computation of forward dependencies.
5813 Move call of targetm.sched.dependencies_evaluation_hook () to
5814 compute_block_dependences (). Free dependencies at the end of
5815 scheduling the region.
5817 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
5819 (add_deps_for_risky_insns): Ditto.
5820 (schedule_ebb): Remove separate computation of forward dependencies.
5821 Free dependencies at the end of scheduling the ebb.
5823 * ddg.c (create_ddg_dependence): Update to use new interfaces.
5824 (build_intra_loop_deps): Ditto. Remove separate computation of
5825 forward dependencies. Free sched-deps dependencies.
5827 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
5828 to use new interfaces.
5829 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
5831 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
5833 (is_costly_group): Ditto.
5835 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5837 * alias.c (rtx_equal_for_memref_p): Constify.
5838 * basic-block.h (const_edge, const_basic_block): New.
5839 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
5840 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
5841 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
5842 probably_never_executed_bb_p, edge_probability_reliable_p,
5843 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
5844 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
5846 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
5847 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
5849 * cfganal.c (flow_active_insn_p, forwarder_block_p,
5850 flow_nodes_print, dfs_enumerate_from): Likewise.
5851 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
5852 control_flow_insn_p, count_basic_blocks): Likewise.
5853 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
5854 get_loop_body_with_size, loop_exit_edge_p): Likewise.
5855 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
5856 average_num_loop_insns, loop_exit_edge_p,
5857 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
5858 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
5859 average_num_loop_insns, seq_cost): Likewise.
5860 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
5861 * dominance.c (dominated_by_p): Likewise.
5862 * emit-rtl.c (validate_subreg): Likewise.
5863 * except.c (can_throw_internal, can_throw_external): Likewise.
5864 * except.h (can_throw_internal, can_throw_external): Likewise.
5865 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
5866 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
5867 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
5868 simple_mem, store_ops_ok, load_kills_store, find_loads,
5869 store_killed_in_insn, store_killed_after, store_killed_before,
5870 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
5872 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
5873 noce_mem_write_may_trap_or_fault_p): Likewise.
5874 * pointer-set.c (pointer_set_contains, pointer_map_contains):
5876 * pointer-set.h (pointer_set_contains, pointer_map_contains):
5878 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
5879 probably_cold_bb_p, probably_never_executed_bb_p,
5880 edge_probability_reliable_p, br_prob_note_reliable_p,
5881 can_predict_insn_p): Likewise.
5882 * regclass.c (reg_set_to_hard_reg_set): Likewise.
5883 * resource.c (return_insn_p): Likewise.
5884 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
5886 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
5887 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
5888 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
5889 verify_gimple_modify_stmt): Likewise.
5890 * tree-chrec.c (is_not_constant_evolution,
5891 is_multivariate_chrec_rec, is_multivariate_chrec,
5892 chrec_contains_symbols, chrec_contains_undetermined,
5893 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
5894 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
5895 eq_evolutions_p, scev_direction): Likewise.
5896 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
5897 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
5898 chrec_contains_symbols_defined_in_loop,
5899 chrec_contains_undetermined, tree_contains_chrecs,
5900 evolution_function_is_affine_multivariate_p,
5901 evolution_function_is_univariate_p, chrec_zerop,
5902 evolution_function_is_constant_p, evolution_function_is_affine_p,
5903 evolution_function_is_affine_or_constant_p,
5904 tree_does_not_contain_chrecs, chrec_type): Likewise.
5905 * tree-data-ref.c (tree_fold_divides_p,
5906 object_address_invariant_in_loop_p, dr_may_alias_p,
5907 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
5908 same_access_functions, constant_access_functions,
5909 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
5911 * tree-flow.h (scev_direction): Likewise.
5912 * tree-gimple.c (is_gimple_stmt): Likewise.
5913 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
5915 * tree-pretty-print.c (op_prio): Likewise.
5916 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
5917 analyzable_condition, backedge_phi_arg_p): Likewise.
5918 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
5919 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
5920 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
5923 2007-08-13 Dan Hipschman <dsh@google.com>
5926 * c-format.c (check_format_arg): Move check for zero-length
5927 format strings below the check for unterminated strings.
5929 2007-08-13 Andrew Pinski <pinskia@gmail.com>
5932 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
5935 2007-08-13 Nick Clifton <nickc@redhat.com>
5937 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
5939 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5942 * c-format.c (gcc_gfc_length_specs): New array.
5943 (gcc_gfc_char_table): Add unsigned specifier, and references to
5944 the l length modifier.
5945 (format_types_orig): Use the new gcc_gfc_length_specs.
5947 2007-08-12 Sa Liu <saliu@de.ibm.com>
5949 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
5950 and with REG_RETVAL note after split.
5952 2007-08-11 David Daney <ddaney@avtrex.com>
5954 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
5955 as ATTRIBUTE_UNUSED.
5957 2007-08-11 David Edelsohn <edelsohn@gnu.org>
5958 Segher Boessenkool <segher@kernel.crashing.org>
5960 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
5961 HAVE_LOCAL_CPU_DETECT not defined.
5963 2007-08-11 Jan Hubicka <jh@suse.cz>
5965 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
5966 (cgraph_process_new_functions): Honor previous value of
5967 disregard_inline_limits.
5968 * ipa-inline.c (compute_inline_parameters): Likewise.
5970 2007-08-11 Ian Lance Taylor <iant@google.com>
5972 * alias.h (alias_set_type): Define new type.
5973 (ALIAS_SET_MEMORY_BARRIER): Use it.
5974 * rtl.h: Include alias.h.
5975 (struct mem_attrs): Use alias_set_type.
5976 * tree.h: Include alias.h
5977 (struct tree_type): Use alias_set_type.
5978 (struct tree_struct_field_tag): Likewise.
5979 (struct tree_decl_common): Likewise.
5980 * alias.c (struct alias_set_entry): Use alias_set_type.
5981 (get_alias_set_entry, alias_set_subset_of): Likewise.
5982 (alias_sets_conflict_p): Likewise.
5983 (alias_sets_must_conflict_p): Likewise.
5984 (objects_must_conflict_p): Likewise.
5985 (get_alias_set, new_alias_set): Likewise.
5986 (record_alias_subset, record_component_aliases): Likewise.
5987 (varargs_set, frame_set): Change to alias_set_type.
5988 (get_varargs_alias_set): Use alias_set_type.
5989 (get_frame_alias_set): Likewise.
5990 * builtins.c (setjmp_alias_set): Change to alias_set_type.
5991 * dse.c (struct store_info): Use alias_set_type.
5992 (struct read_info, struct clear_alias_mode_holder): Likewise.
5993 (clear_alias_set_lookup, canon_address): Likewise.
5994 (record_store, check_mem_read_rtx): Likewise.
5995 (dse_record_singleton_alias_set): Likewise.
5996 (dse_invalidate_singleton_alias_set): Likewise.
5997 * emit-rtl.c (get_mem_attrs): Likewise.
5998 (set_mem_attributes_minus_bitpos): Likewise.
5999 (set_mem_alias_set): Likewise.
6000 * expr.c (store_constructor_field, store_field): Likewise.
6001 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
6002 * langhooks.c (lhd_get_alias_set): Likewise.
6003 * langhooks-def.h (lhd_get_alias_set): Likewise.
6004 * reload1.c (alter_reg): Likewise.
6005 * tree-flow.h (struct fieldoff): Likewise.
6006 * tree-ssa-alias.c (struct alias_map_d): Likewise.
6007 (may_alias_p, get_smt_for, create_sft): Likewise.
6008 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
6009 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
6010 (merge_smts_into): Likewise.
6011 * varasm.c (const_alias_set): Likewise.
6012 * c-common.c (strict_aliasing_warning): Likewise.
6013 (c_common_get_alias_set): Likewise.
6014 * dse.h (dse_record_singleton_alias_set): Update declaration.
6015 (dse_invalidate_singleton_alias_set): Likewise.
6016 * emit-rtl.h (set_mem_alias_set): Likewise.
6017 * c-common.h (c_common_get_alias_set): Likewise.
6018 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
6019 * print-tree.c (print_node): Likewise.
6020 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
6022 (alpha_setup_incoming_varargs): Use alias_set_type.
6023 * config/i386/i386.c (setup_incoming_varargs_64): Use
6025 (setup_incoming_varargs_ms_64): Likewise.
6026 (ix86_GOT_alias_set): Likewise.
6027 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
6028 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
6029 (set): Change to alias_set_type.
6030 (get_TOC_alias_set): Use alias_set_type.
6031 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
6033 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
6034 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
6036 (struct_value_alias_set): Likewise.
6037 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
6039 2007-08-11 Richard Sandiford <richard@codesourcery.com>
6041 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
6042 * config/vxworks.h (TARGET_VXWORKS): Override.
6043 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
6044 "mips" if TARGET_VXWORKS.
6046 2007-08-11 Richard Sandiford <richard@codesourcery.com>
6048 * calls.c (avoid_likely_spilled_reg): New function.
6049 (expand_call): Use it.
6051 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6053 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
6055 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
6057 * config/mips/predicates.md (const_call_insn_operand): Invoke
6058 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
6060 2007-08-10 David Edelsohn <edelsohn@gnu.org>
6063 * config/rs6000/driver-rs6000.c: Include link.h.
6064 Use ElfW instead of wordsize-specif typedef.
6066 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6068 * system.h (CONST_CAST): New.
6069 * c-decl.c (c_make_fname_decl): Use it.
6070 * c-lex.c (cb_ident, lex_string): Likewise.
6071 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
6072 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
6073 give_switch, set_multilib_dir): Likewise.
6074 * gengtype-parse.c (string_seq, typedef_name): Likewise.
6075 * passes.c (execute_one_pass): Likewise.
6076 * prefix.c (update_path): Likewise.
6077 * pretty-print.c (pp_base_destroy_prefix): Likewise.
6078 * tree.c (build_string): Likewise.
6080 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
6082 * tree-flow-inline.h (is_exec_stmt): Remove.
6083 (is_label_stmt): Remove.
6084 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
6087 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
6089 * lower-subreg.c (resolve_shift_zext): Don't adjust
6090 src_reg_num for wordmode operands.
6092 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
6093 David Ung <davidu@mips.com>
6095 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
6096 (TARGET_SCHED_REORDER2): Define.
6097 (mips_maybe_swap_ready): New.
6098 (mips_last_74k_agen_insn): New.
6099 (mips_74k_agen_init): New.
6100 (mips_74k_agen_reorder): New function to group loads and stores
6102 (mips_sched_init): New.
6103 (mips_sched_reorder): Don't do initialization here. Call
6104 mips_74k_agen_reorder.
6105 (mips_variable_issue): Call mips_74k_agen_init.
6107 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
6109 * tree-flow-inline.h (get_filename): Remove.
6111 2007-08-10 Richard Sandiford <richard@codesourcery.com>
6113 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
6115 (mips_fetch_insns): Delete in favor of...
6116 (mips_load_store_insns): ...this new function.
6117 * config/mips/mips.c (mips_address_insns): Add a boolean argument
6118 to say whether multiword moves _might_ be split.
6119 (mips_fetch_insns): Delete in favor of...
6120 (mips_load_store_insns): ...this new function.
6121 (mips_rtx_costs): Update the call to mips_address_insns.
6122 (mips_address_cost): Likewise.
6123 * config/mips/mips.md (length): Use mips_load_store_insns instead
6124 of mips_fetch_insns.
6125 * config/mips/constraints.md (R): Use mips_address_insns rather
6126 than mips_fetch_insns. Assume that the move never needs to be split.
6128 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
6130 * config/mips/mips.opt (mhard-float, msoft-float): Make these
6131 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
6132 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
6133 * config/mips/mips.h (mips16_hard_float): Delete.
6134 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
6135 definitions, and replace with....
6136 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
6137 * config/mips/mips.c (mips16_hard_float): Delete. Replace
6138 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
6139 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
6140 (override_options): Replace MASK_SOFT_FLOAT references with
6141 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
6142 and mips16_hard_float when TARGET_MIPS16.
6144 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6147 * c-typeck.c (build_binary_op): Check for non pointer types before
6148 calling int_fits_type_p.
6150 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6153 * fold-const.c (omit_one_operand): Return only the ommitted expression
6154 if the result is an empty statement.
6155 (pedantic_omit_one_operand): Likewise.
6157 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
6159 * c-typeck.c (readonly_error): Improve error for assignment.
6161 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
6163 (pp_c_expression): Ditto.
6165 2007-08-09 Simon Baldwin <simonb@google.com>
6167 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
6168 break that was preventing simplify_associative_operation() for xor.
6170 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
6171 Nigel Stephens <nigel@mips.com>
6173 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
6174 Document change in interpretation of value from boolean to
6176 * optabs.c (expand_ffs, expand_ctz): New functions to compute
6177 ffs and ctz using clz.
6178 (expand_unop): Call them.
6179 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
6181 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
6182 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
6183 enable the new ffs expansion on this target.
6185 2007-08-09 Jan Hubicka <jh@suse.cz>
6187 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
6188 (expand_ternary_op): Likewise.
6189 (expand_vec_shift_expr): Likewise.
6190 (expand_binop_directly): Likewise.
6191 (expand_binop): Likewise.
6192 (sign_expand_binop): Likewise.
6193 (expand_twoval_unop): Likewise.
6194 (expand_twoval_binop): Likewise.
6195 (expand_twoval_binop_libfunc): Likewise.
6196 (widen_clz): Likewise.
6197 (widen_bswap): Likewise.
6198 (expand_parity): Likewise.
6199 (expand_unop): Likewise.
6200 (expand_abs_nojump): Likewise.
6201 (expand_copysign): Likewise.
6202 (emit_no_conflict_block): Likewise.
6203 (emit_libcall_block): Likewise.
6204 (can_compare_p): Likewise.
6205 (prepare_cmp_insn): Likewise.
6206 (emit_cmp_and_jump_insn_1): Likewise.
6207 (prepare_float_lib_cmp): Likewise.
6208 (emit_conditional_add): Likewise.
6209 (gen_add2_insn): Likewise.
6210 (have_add2_insn): Likewise.
6211 (gen_sub2_insn): Likewise.
6212 (have_sub2_insn): Likewise.
6213 (can_extend_p): Likewise.
6214 (can_fix_p): Likewise.
6215 (can_float_p): Likewise.
6216 (expand_float): Likewise.
6217 (expand_fix): Likewise.
6218 (expand_sfix_optab): Likewise.
6219 (new_optab): Likewise.
6220 (new_convert_optab): Likewise.
6221 (init_libfuncs): Likewise.
6222 (init_interclass_conv_libfuncs): Likewise.
6223 (init_intraclass_conv_libfuncs): Likewise.
6224 (set_conv_libfunc): Likewise.
6225 (init_optabs): Likewise.
6226 (debug_optab_libfuncs): Likewise.
6227 (gen_cond_trap): Likewise.
6228 * optabs.h (optab_handler, convert_optab_hanlder): New.
6229 * genopinit.c: Update optabs generation table.
6230 * reload.c (find_reloads_address_1): Use optabs accestors.
6231 * builtins.c (expand_builtin_mathfn): Likewise.
6232 (expand_builtin_mathfn_2): Likewise.
6233 (expand_builtin_mathfn_3): Likewise.
6234 (expand_builtin_interclass_mathfn): Likewise.
6235 (expand_builtin_sincos): Likewise.
6236 (expand_builtin_cexpi): Likewise.
6237 (expand_builtin_powi): Likewise.
6238 (expand_builtin_strlen): Likewise.
6239 * dojump.c (do_jump): Likewise.
6240 * expr.c (convert_move): Likewise.
6241 (move_by_pieces): Likewise.
6242 (move_by_pieces_ninsns): Likewise.
6243 (can_store_by_pieces): Likewise.
6244 (store_by_pieces_1): Likewise.
6245 (emit_move_via_integer): Likewise.
6246 (emit_move_complex): Likewise.
6247 (emit_move_ccmode): Likewise.
6248 (emit_move_insn_1): Likewise.
6249 (emit_single_push_insn): Likewise.
6250 (store_constructor): Likewise.
6251 (expand_expr_real_1): Likewise.
6252 (do_store_flag): Likewise.
6253 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
6254 (enumerate_modes): Likewise.
6255 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
6256 (supportable_widening_operation): Likewise.
6257 (supportable_narrowing_operation): Likewise.
6258 * expmed.c (store_bit_field_1): Likewise.
6259 (extract_bit_field_1): Likewise.
6260 (expand_mult_highpart_optab): Likewise.
6261 (expand_smod_pow2): Likewise.
6262 (expand_divmod): Likewise.
6263 (emit_store_flag): Likewise.
6264 * tree-vect-patterns.c
6265 (vect_pattern_recog_1): Likewise.
6266 * tree-ssa-loop-prefetch.c
6267 (nontemporal_store_p): Likewise.
6268 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
6269 (vect_create_epilog_for_reduction): Likewise.
6270 (vectorizable_reduction): Likewise.
6271 (vectorizable_operation): Likewise.
6272 (vect_strided_store_supported): Likewise.
6273 (vectorizable_store): Likewise.
6274 (vect_strided_load_supported): Likewise.
6275 (vectorizable_load): Likewise.
6276 * combine.c (simplify_comparison): Likewise.
6277 * tree-vect-generic.c
6278 (type_for_widest_vector_mode): Likewise.
6279 (expand_vector_operations_1): Likewise.
6280 * config/spu/spu.c (spu_expand_mov): Likewise.
6281 (spu_emit_vector_compare): Likewise.
6282 * config/rs6000/rs6000.c
6283 (rs6000_emit_vector_compare): Likewise.
6284 * stmt.c (add_case_node): Likewise.
6285 * reload1.c (gen_reload):
6287 2007-08-09 Michael Matz <matz@suse.de>
6289 * tree.h (fixed_zerop): Declare as taking a const_tree.
6290 * tree.c (fixed_zerop): Take a const_tree.
6292 2007-08-09 Ira Rosen <irar@il.ibm.com>
6294 * tree-vect-transform.c (vectorizable_store): Remove call to
6295 copy_virtual_operands() and call mark_symbols_for_renaming() for
6296 the created vector store.
6297 (vect_setup_realignment): Don't call copy_virtual_operands() and
6298 update_vuses_to_preheader().
6299 (vectorizable_load): Don't call copy_virtual_operands().
6300 (update_vuses_to_preheader): Remove.
6302 2007-08-08 Chao-ying Fu <fu@mips.com>
6304 * tree.def (FIXED_POINT_TYPE): New type.
6305 (FIXED_CST): New constant.
6306 (FIXED_CONVERT_EXPR): New expr.
6307 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
6308 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
6309 * tree.h (struct tree_base): Add saturating_flag.
6310 Remove one bit of spare for saturating_flag.
6311 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
6312 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
6313 FIXED_POINT_TYPE_P): Define.
6314 (TYPE_SATURATING): Define.
6315 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
6316 (struct tree_fixed_cst): New.
6317 (TYPE_IBIT, TYPE_FBIT): Define.
6318 (tree_node): Add fixed_cst.
6319 (enum tree_index): Add new enumeration values of
6320 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
6321 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
6322 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
6323 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
6324 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
6325 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
6326 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
6327 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
6328 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
6329 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
6330 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
6331 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
6332 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
6333 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
6334 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
6335 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
6336 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
6337 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
6338 (sat_short_fract_type_node, sat_fract_type_node,
6339 sat_long_fract_type_node, sat_long_long_fract_type_node,
6340 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
6341 sat_unsigned_long_fract_type_node,
6342 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
6343 fract_type_node, long_fract_type_node, long_long_fract_type_node,
6344 unsigned_short_fract_type_node, unsigned_fract_type_node,
6345 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
6346 sat_short_accum_type_node, sat_accum_type_node,
6347 sat_long_accum_type_node, sat_long_long_accum_type_node,
6348 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
6349 sat_unsigned_long_accum_type_node,
6350 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
6351 accum_type_node, long_accum_type_node, long_long_accum_type_node,
6352 unsigned_short_accum_type_node, unsigned_accum_type_node,
6353 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
6354 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
6355 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
6356 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
6357 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
6358 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
6359 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
6360 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
6361 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
6362 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
6363 sat_uda_type_node, sat_uta_type_node): New macro.
6364 (make_fract_type, make_accum_type): Declare.
6365 (make_signed_fract_type, make_unsigned_fract_type,
6366 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
6367 make_signed_accum_type, make_unsigned_accum_type,
6368 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
6369 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
6370 make_or_reuse_sat_signed_fract_type,
6371 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
6372 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
6373 make_or_reuse_sat_unsigned_accum_type): New macro.
6374 (fixed_zerop): Declare.
6375 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
6376 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
6377 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
6378 LONG_LONG_ACCUM_TYPE_SIZE): Define.
6379 * treestruct.def: Add TS_FIXED_CST.
6380 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
6382 (tree-dump.o): Likewise.
6383 (print-tree.o): Likewise.
6384 (tree-pretty-print.o): Likewise.
6385 (fold-const.o): Likewise.
6386 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
6387 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
6388 (is_gimple_min_invariant): Handle FIXED_CST.
6389 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
6390 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
6391 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6392 (layout_type): Handle FIXED_POINT_TYPE.
6393 (make_fract_type, make_accum_type): New functions.
6394 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
6395 * tree-dump.c (fixed-value.h): New include.
6396 (dump_fixed): New function.
6397 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
6398 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
6399 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
6400 * tree-pretty-print.c (fixed-value.h): New include.
6401 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
6403 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
6404 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
6405 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
6406 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
6407 for non-saturating fixed-point types.
6408 (reassociate_bb): Likewise.
6409 * emit-rtl.c (fixed-value.h): New include.
6410 (fconst0, fconst1): New array.
6411 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
6412 * tree-vect-generic.c expand_vector_operation): Support
6413 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
6415 (type_for_widest_vector_mode): Add one parameter for the
6417 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
6419 Pass the satp parameter to type_for_mode for fixed-point types.
6420 (expand_vector_operations_1): Pass the saturating flag to
6421 type_for_widest_vector_mode.
6422 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
6423 and MODE_VECTOR_UACCUM.
6424 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
6425 (vectorizable_condition): Likewise.
6426 * tree.c (fixed-value.h): New include.
6427 (tree_code_size): Support FIXED_CST.
6428 (build_fixed): New function.
6429 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
6430 (fixed_zerop): New function.
6431 (tree_node_structure): Support FIXED_CST.
6432 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
6433 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
6434 (type_hash_eq): Handle FIXED_POINT_TYPE.
6435 (simple_cst_equal): Support FIXED_CST.
6436 (iterative_hash_expr): Handle FIXED_CST.
6437 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
6438 (get_narrower): Likewise.
6439 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
6440 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
6441 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
6442 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
6444 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
6445 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6446 (initializer_zerop): Support FIXED_CST.
6447 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
6448 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
6449 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
6450 (is_base_type): Handle FIXED_POINT_TYPE.
6451 (add_type_attribute): Handle FIXED_POINT_TYPE.
6452 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
6453 * print-tree.c (fixed-value.h): New include.
6454 (print_node_brief): Support FIXED_CST.
6455 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
6456 * c-pretty-print.c (fixed-value.h): New include.
6457 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
6458 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
6459 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
6460 Support fixed-point types for inner items in VECTOR_TYPE.
6461 (pp_c_direct_declarator): Likewise.
6462 (pp_c_declarator): Likewise.
6463 (pp_c_fixed_constant): New function.
6464 (pp_c_constant): Handle FIXED_CST.
6465 (pp_c_primary_expression): Likewise.
6466 (pp_c_expression): Likewise.
6467 * fold-const.c (fixed-value.h): New include.
6468 (negate_expr_p): Return true for FIXED_CST.
6469 (fold_negate_expr): Support FIXED_CST.
6470 (split_tree): Support FIXED_CST.
6471 (const_binop): Support FIXED_CST.
6472 (fold_convert_const_int_from_fixed): New function to convert from
6474 (fold_convert_const_real_from_fixed): New function to convert from
6476 (fold_convert_const_fixed_from_fixed): New function to convert from
6477 fixed to another fixed.
6478 (fold_convert_const_fixed_from_int): New function to convert from
6480 (fold_convert_const_fixed_from_real): New function to convert from
6482 (fold_convert_const): Support conversions from fixed to int, from
6483 fixed to real, from fixed to fixed, from int to fixed, and from real
6485 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
6486 (operand_equal_p): Support FIXED_CST.
6487 (make_range): For fixed-point modes, we need to pass the
6488 saturating flag as the 2nd parameter.
6489 (tree_swap_operands_p): Handle FIXED_CST.
6490 (fold_plusminus_mult_expr): For fract modes, we cannot generate
6492 (fold_unary): Support FIXED_CONVERT_EXPR.
6493 (fold_binary): Handle FIXED_CST.
6494 Make sure the type is not saturating, before associating operations.
6495 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
6496 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
6497 (fold_negate_const): Support FIXED_CST.
6498 (fold_relational_const): Support FIXED_CST.
6499 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
6500 (gimplify_expr): Handle FIXED_CST.
6501 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
6502 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
6503 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
6504 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
6505 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
6506 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
6507 LONG_LONG_ACCUM_TYPE_SIZE.
6508 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
6509 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
6510 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
6511 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
6512 MODE_ACCUM, and MODE_UACCUM.
6513 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
6514 fixed-point types to disable reduction.
6515 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
6517 2007-08-08 David Edelsohn <edelsohn@gnu.org>
6519 * config/rs6000/x-rs6000: New file.
6520 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
6521 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
6522 (EXTRA_SPEC_FUNCTIONS): Define.
6523 (HAVE_LOCAL_CPU_DETECT): Define.
6524 (CC1_CPU_SPEC): Define.
6525 * config/rs6000/driver-rs6000.c: New file.
6526 * config/rs6000/aix.h (CC1_SPEC): Define.
6527 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
6528 * config.host: Add x-rs6000 to host_xmake_file if host and target
6529 are rs6000 or powerpc.
6531 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
6533 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
6535 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6536 Sandra Loosemore <sandra@codesourcery.com>
6537 Chao-ying Fu <fu@mips.com>
6538 Nigel Stephens <nigel@mips.com>
6539 David Ung <davidu@mips.com>
6541 * doc/invoke.texi (-mcode-readable): Document.
6542 * config/mips/mips.opt (mcode-readable): New option.
6543 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
6544 * config/mips/mips.h (mips_code_readable_setting): New enum.
6545 (mips_code_readable): Declare.
6546 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
6547 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
6548 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
6549 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
6550 boiler-plate comments.
6551 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
6552 * config/mips/mips.c (mips_code_readable): New variable.
6553 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
6554 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
6555 context and -mcode-readable setting to restrict the use of
6556 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
6557 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
6558 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
6559 (mips_blocks_for_constant_p): Only return false for
6560 TARGET_MIPS16_PCREL_LOADS.
6561 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
6562 for MIPS16. Handle SYMBOL_32_HIGH.
6563 (mips_const_insns): Allow HIGHs for MIPS16 too.
6564 (mips_unspec_address_offset): New function, split out from...
6565 (mips_unspec_address): ...here.
6566 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
6567 16-bit symbolic constants. Assert approropiate conditions for
6568 using the "la" and "dla" macros.
6569 (mips_handle_option): Handle -mcode-readable=.
6570 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
6571 Set up mips_lo_relocs[SYMBOL_32_HIGH].
6572 (mips_strip_unspec_address): New function, split out from...
6573 (print_operand_reloc): ...here.
6574 (print_operand): Pass constants through mips_strip_unspec_address.
6575 (print_operand_address): Likewise.
6576 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
6577 (mips_select_rtx_section): Remove MIPS16 handling.
6578 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
6579 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
6580 (mips16_lay_out_constants): Do nothing unless
6581 TARGET_MIPS16_PCREL_LOADS.
6582 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
6583 * config/mips/mips.md: Split HIGHs for MIPS16.
6584 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
6586 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6588 * config/mips/mips-protos.h (mips_emit_move): Declare.
6589 * config/mips/mips.c (mips_emit_move): New function.
6590 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
6591 (mips_legitimize_const_move): Likewise.
6592 (mips_legitimize_move): Likewise.
6593 (mips_split_64bit_move): Likewise.
6594 (mips_restore_gp): Likewise.
6595 (mips_load_call_address): Likewise.
6596 (mips_emit_fcc_reload): Likewise.
6597 (mips_set_return_address): Likewise.
6598 (mips_block_move_straight): Likewise.
6599 (mips_block_move_loop): Likewise.
6600 (mips_setup_incoming_varargs): Likewise.
6601 (mips_save_reg): Likewise.
6602 (mips_expand_prologue): Likewise.
6603 (mips_restore_reg): Likewise.
6604 (mips_expand_epilogue): Likewise.
6605 (mips_output_mi_thunk): Likewise.
6606 (build_mips16_call_stub): Likewise.
6607 (mips_builtin_branch_and_move): Likewise.
6608 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
6609 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
6610 (fixuns_truncdfdi2): Likewise.
6611 (fixuns_truncsfsi2): Likewise.
6612 (fixuns_truncsfdi2): Likewise.
6613 (loadgp_absolute): Likewise.
6614 (builtin_setjmp_setup): Likewise.
6615 (builtin_longjmp): Likewise.
6616 (untyped_call): Likewise.
6618 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6620 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
6621 an "rtx *" argument. Return a bool.
6622 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
6623 values and return true if they can be split. Take the same kind of
6624 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
6625 and store the lo_sum there if nonnull. Use the symbol type to
6626 determine whether a $gp or HIGH is needed.
6627 (mips_legitimize_address): Update call to mips_split_symbol and
6628 simplify accordingly.
6629 (mips_legitimize_const_move): Likewise.
6630 * config/mips/mips.md: In the combine define_split,
6631 check mips_split_symbol instead of splittable_symbolic_operand.
6632 Update use of mips_split_symbol in the generator code.
6633 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
6635 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6637 * config/mips/mips.c (mips_symbolic_address_p): Delete.
6638 (mips_symbol_insns_1): New function, split out from...
6639 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
6640 and stores separately from load addresses.
6641 (mips_classify_address): Replace uses of mips_symbolic_address_p
6642 with uses of mips_symbol_insns.
6643 (mips_address_insns): Update calls to mips_symbol_insns.
6644 (mips_const_insns): Likewise.
6645 (mips_legitimize_address): Likewise.
6647 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6649 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
6650 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
6651 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
6652 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
6653 non-call contexts if TARGET_MIPS16.
6654 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
6655 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
6656 code for SYMBOL_ABSOLUTE.
6657 (mips_symbol_insns): Likewise.
6659 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6661 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
6662 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
6663 (mips_symbolic_constant_p): Likewise. Update the call to
6664 mips_classify_symbol.
6665 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
6666 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
6667 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
6668 (print_operand_reloc): Add a context argument. Update the call to
6669 mips_symbolic_constant_p.
6670 (print_operand): Update the calls to print_operand_reloc.
6671 (print_operand_address): Use print_operand_reloc rather than
6673 (mips_rewrite_small_data_p): Add a context argument. Update the call
6674 to mips_symbolic_constant_p.
6675 (mips_small_data_pattern_1): Make DATA the containing mem.
6676 Update the call to mips_rewrite_small_data_p.
6677 (mips_rewrite_small_data_1): Likewise.
6678 (mips_use_anchors_for_symbol_p): Update the call to
6679 mips_symbolic_constant_p.
6680 * config/mips/predicates.md (const_call_insn_operand): Likewise.
6681 (splittable_symbolic_operand): Likewise.
6682 (move_operand): Likewise.
6683 (absolute_symbolic_operand): Likewise.
6684 (got_disp_operand): Likewise.
6685 (got_page_ofst_operand): Likewise.
6687 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6689 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
6690 (SYMBOL_ABSOLUTE): ...this.
6691 (SYMBOL_SMALL_DATA): Rename to...
6692 (SYMBOL_GP_RELATIVE): ...this.
6693 (SYMBOL_CONSTANT_POOL): Rename to...
6694 (SYMBOL_PC_RELATIVE): ...this.
6695 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
6696 (mips_symbolic_address_p, mips_symbol_insns, override_options)
6697 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
6698 after above changes.
6699 * config/mips/predicates.md (const_call_insn_operand): Likewise.
6700 (general_symbolic_operand): Rename to...
6701 (absolute_symbolic_operand): ...this.
6702 * config/mips/mips.md: Update after above changes.
6704 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
6705 Revital Eres <eres@il.ibm.com>
6707 * ddg.c (print_ddg): Add dump information.
6708 * modulo-sched.c (print_node_sched_params): Add parameter and
6710 (calculate_maxii): Remove function.
6711 (undo_generate_reg_moves): Likewise.
6712 (undo_permute_partial_schedule): Likewise.
6713 (kernel_number_of_cycles): Likewise.
6714 (MAXII_FACTOR): New definition to calculate the upper bound of II.
6715 (sms_schedule): Use it. Remove profitability checks.
6716 (sms_schedule_by_order): Fix order of nodes within the cycle.
6718 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
6720 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
6721 -profile option, add pie support.
6722 (ENDFILE_SPEC): New spec.
6723 * config/gnu.h (LIB_SPEC): Add -profile option.
6725 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
6727 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
6728 * config/gnu.h (LIB_SPEC): Likewise.
6730 2007-08-07 Yaz Saito <saito@google.com>
6731 Ian Lance Taylor <iant@google.com>
6733 * common.opt (finstrument-functions-exclude-function-list): New
6735 (finstrument-functions-exclude-file-list): New option.
6736 * opts.c (char_p): Define and DEF_VEC.
6737 (flag_instrument_functions_exclude_functions): New static
6739 (flag_instrument_functions_exclude_files): New static variable.
6740 (add_instrument_functions_exclude_list): New static function.
6741 (flag_instrument_functions_exclude_p): New function.
6742 (common_handle_option): Handle new options.
6743 * flags.h (flag_instrument_functions_exclude_p): Declare.
6744 * gimplify.c (gimplify_function_tree): Call
6745 flag_instrument_functions_exclude_p.
6746 * doc/invoke.texi (Option Summary): Mention new options.
6747 (Code Gen Options): Document new options.
6749 2007-08-07 Ian Lance Taylor <iant@google.com>
6751 PR rtl-optimization/32776
6752 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
6753 (resolve_use): Likewise.
6754 (decompose_multiword_subregs): Remove "changed" local variable.
6756 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
6758 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
6759 * configure: Regenerate.
6760 * config.in: Regenerate.
6761 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
6764 2007-08-07 Ian Lance Taylor <iant@google.com>
6766 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
6767 note, just delete the insn.
6769 2007-08-07 Andreas Schwab <schwab@suse.de>
6772 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
6775 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
6777 * lower-subreg.c (resolve_subreg_use): Remove assertion.
6778 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
6779 (decompose_multiword_subregs): Use the functions above to decompose
6780 multiword shifts and zero-extends.
6782 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
6784 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
6785 "assemble" descriptions which were swapped.
6787 2007-08-06 Chao-ying Fu <fu@mips.com>
6789 * fixed-value.h: New file.
6790 * fixed-value.c: New file.
6791 * Makefile.in (OBJS-common): Add fixed-value.o.
6792 (fixed-value.o): New rule.
6793 (GTFILES): Add fixed-value.h.
6794 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
6795 to compare a.low and b.low.
6796 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
6798 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
6799 Daniel Jacobowitz <dan@codesourcery.com>
6802 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
6804 (x86_64-*-netbsd*): Likewise.
6805 (x86_64-*-linux*): Likewise.
6806 (x86_64-*-kfreebsd*-gnu): Likewise.
6807 (x86_64-*-knetbsd*-gnu): Likewise.
6808 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
6810 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
6812 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
6813 Add -fno-asynchronous-unwind-tables.
6815 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
6816 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
6817 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
6818 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
6819 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
6821 2007-08-06 Steve Ellcey <sje@cup.hp.com>
6823 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
6824 (TARGET_C_MODE_FOR_SUFFIX): New.
6826 2007-08-06 Steve Ellcey <sje@cup.hp.com>
6828 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
6830 2007-08-06 Steve Ellcey <sje@cup.hp.com>
6832 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
6834 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
6836 * config/i386/i386.md: Check TARGET_ macros and optimize_size
6837 before checking function returns in conditional expressions.
6839 2007-08-06 Alfred Minarik <a.minarik@aon.at>
6842 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
6844 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
6847 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
6848 for INTEGRAL_TYPE_P.
6850 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
6852 * configure.ac: Remove --enable-checking=df from default settings.
6853 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
6854 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
6855 if the parameter is true.
6856 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
6857 DF_VERIFY_SCHEDULED flag is true.
6858 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
6859 (df_finish_pass): Adjust prototype.
6860 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
6863 * see.c (pass_see): Add TODO_df_verify.
6864 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
6865 * global.c (rest_of_handle_global_alloc): Schedule verification
6867 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
6869 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
6870 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
6871 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
6873 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
6874 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
6875 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
6877 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
6878 Revital Eres <eres@il.ibm.com>
6880 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
6882 * ddg.c (create_ddg_dependence): Rename to...
6883 (create_ddg_dep_from_intra_loop_link): This. Do not check
6884 for interloop edges. Do not create anti dependence edge when
6885 a true dependence edge exists in the opposite direction and
6886 -fmodulo-sched-allow-regmoves is set.
6887 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
6888 (add_cross_iteration_register_deps): Create anti dependence edge
6889 when -fno-modulo-sched-allow-regmoves is set.
6890 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
6892 2007-08-04 Richard Sandiford <richard@codesourcery.com>
6894 * config/arm/arm.md (movsi): Add braces.
6896 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
6899 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
6900 operands for the folding of "A - (A & B)" into "~B & A"; cast them
6903 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
6905 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
6906 state accessor functions.
6907 * cfgloopmanip.c (remove_path, create_preheaders,
6908 force_single_succ_latches, fix_loop_structure): Ditto.
6909 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
6910 tree_duplicate_loop_to_header_edge): Ditto.
6911 * cfgloopanal.c (mark_irreducible_loops): Ditto.
6912 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
6914 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
6915 cleanup_tree_cfg): Ditto.
6916 * tree-cfg.c (tree_merge_blocks): Ditto.
6917 * cfgloop.c (rescan_loop_exit, record_loop_exits,
6918 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
6919 loop_preheader_edge, single_exit): Ditto.
6920 (flow_loops_find): Do not clear loops->state.
6921 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
6922 loops_state_clear): New functions.
6924 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6927 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
6928 when adding to the base and convert ELT to sizetype instead of type.
6930 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6933 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
6934 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
6936 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6939 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
6940 correct type the negate expression.
6942 2007-08-03 Jan Hubicka <jh@suse.cz>
6944 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
6947 2007-08-03 David Edelsohn <edelsohn@gnu.org>
6949 * config/rs6000/rs6000.c (struct processor_cost): Change
6950 l1_cache_lines to l1_cache_size. Add l2_cache_size.
6951 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
6953 (rios1_costs, rios2_cost): Correct cache line size.
6954 (rs6000_override_options): Set l2-cache-size parameter.
6956 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6957 Diego Novillo <dnovillo@google.com>
6960 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
6961 if the range includes 0.
6963 2007-08-03 Ben Elliston <bje@au.ibm.com>
6965 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
6966 mode to unspec expressions to silence a warning from the generator
6969 2007-08-02 Steve Ellcey <sje@cup.hp.com>
6971 * config/ia64/constraints.md ("U"): Make constraint vector only.
6973 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
6976 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
6977 always_inline attribute on the function decl.
6979 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
6982 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
6983 if we are compiling with -fPIC.
6985 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
6986 Nigel Stephens <nigel@mips.com>
6988 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
6989 Define for MIPS32 and MIPS64.
6991 2007-08-02 Nick Clifton <nickc@redhat.com>
6993 * config/host-hpux.c: Change copyright header to refer to version
6994 3 of the GNU General Public License and to point readers at the
6995 COPYING3 file and the FSF's license web page.
6996 * config/alpha/predicates.md, config/alpha/vms-ld.c,
6997 config/alpha/linux.h, config/alpha/alpha.opt,
6998 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
6999 config/alpha/vms-unwind.h, config/alpha/ev4.md,
7000 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
7001 config/alpha/alpha.h, config/alpha/sync.md,
7002 config/alpha/openbsd.h, config/alpha/alpha.md,
7003 config/alpha/alpha-modes.def, config/alpha/ev5.md,
7004 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
7005 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
7006 config/alpha/constraints.md, config/alpha/osf.h,
7007 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
7008 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
7009 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
7010 config/frv/frv-asm.h, config/frv/frv-protos.h,
7011 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
7012 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
7013 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
7014 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
7015 config/s390/s390.opt, config/s390/s390-modes.def,
7016 config/s390/fixdfdi.h, config/s390/constraints.md,
7017 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
7018 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
7019 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
7020 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
7021 config/m32c/prologue.md, config/m32c/m32c.abi,
7022 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
7023 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
7024 config/m32c/t-m32c, config/m32c/m32c-modes.def,
7025 config/m32c/jump.md, config/m32c/shift.md,
7026 config/m32c/m32c-protos.h, config/libgloss.h,
7027 config/spu/spu-protos.h, config/spu/predicates.md,
7028 config/spu/spu-builtins.h, config/spu/spu.c,
7029 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
7030 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
7031 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
7032 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
7033 config/sparc/hypersparc.md, config/sparc/predicates.md,
7034 config/sparc/linux.h, config/sparc/sp64-elf.h,
7035 config/sparc/supersparc.md, config/sparc/cypress.md,
7036 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
7037 config/sparc/niagara.md, config/sparc/sparc.md,
7038 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
7039 config/sparc/sparc.opt, config/sparc/sync.md,
7040 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
7041 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
7042 config/sparc/sparc.c, config/sparc/little-endian.opt,
7043 config/sparc/sysv4-only.h, config/sparc/sparc.h,
7044 config/sparc/linux64.h, config/sparc/freebsd.h,
7045 config/sparc/sol2.h, config/sparc/rtemself.h,
7046 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
7047 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
7048 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
7049 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
7050 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
7051 config/m32r/linux.h, config/m32r/constraints.md,
7052 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
7053 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
7054 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
7055 config/i386/i386.md, config/i386/netware-crt0.c,
7056 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
7057 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
7058 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
7059 config/i386/sol2.h, config/i386/constraints.md,
7060 config/i386/netware-libgcc.c, config/i386/sysv5.h,
7061 config/i386/predicates.md, config/i386/geode.md,
7062 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
7063 config/i386/freebsd64.h, config/i386/vxworksae.h,
7064 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
7065 config/i386/rtemself.h, config/i386/netbsd-elf.h,
7066 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
7067 config/i386/netware.h, config/i386/i386-modes.def,
7068 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
7069 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
7070 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
7071 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
7072 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
7073 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
7074 config/i386/xm-mingw32.h, config/i386/linux64.h,
7075 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
7076 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
7077 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
7078 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
7079 config/i386/cygwin2.c, config/i386/i386-protos.h,
7080 config/i386/sync.md, config/i386/openbsd.h,
7081 config/i386/host-mingw32.c, config/i386/i386-aout.h,
7082 config/i386/nto.h, config/i386/biarch64.h,
7083 config/i386/i386-coff.h, config/i386/freebsd.h,
7084 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
7085 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
7086 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
7087 config/darwin-protos.h, config/linux.opt, config/sol2.c,
7088 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
7089 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
7090 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
7091 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
7092 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
7093 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
7094 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
7095 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
7096 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
7097 config/sh/superh64.h, config/sh/rtemself.h,
7098 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
7099 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
7100 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
7101 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
7102 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
7103 config/avr/predicates.md, config/avr/constraints.md,
7104 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
7105 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
7106 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
7107 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
7108 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
7109 config/c4x/c4x-modes.def, config/c4x/rtems.h,
7110 config/c4x/predicates.md, config/c4x/c4x.h,
7111 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
7112 config/xtensa/predicates.md, config/xtensa/xtensa.c,
7113 config/xtensa/linux.h, config/xtensa/xtensa.h,
7114 config/xtensa/elf.h, config/xtensa/xtensa.md,
7115 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
7116 config/xtensa/xtensa-protos.h, config/dbx.h,
7117 config/stormy16/predicates.md, config/stormy16/stormy16.md,
7118 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
7119 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
7120 config/host-solaris.c, config/fr30/fr30.h,
7121 config/fr30/predicates.md, config/fr30/fr30-protos.h,
7122 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
7123 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
7124 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
7125 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
7126 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
7127 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
7128 config/host-linux.c, config/interix3.h, config/cris/cris.c,
7129 config/cris/predicates.md, config/cris/linux.h,
7130 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
7131 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
7132 config/cris/aout.opt, config/cris/cris-protos.h,
7133 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
7134 config/iq2000/iq2000.h, config/iq2000/predicates.md,
7135 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
7136 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
7137 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
7138 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
7139 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
7140 config/chorus.h, config/mn10300/mn10300.c,
7141 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
7142 config/mn10300/mn10300.h, config/mn10300/linux.h,
7143 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
7144 config/mn10300/mn10300.md, config/ia64/predicates.md,
7145 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
7146 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
7147 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
7148 config/ia64/freebsd.h, config/ia64/ia64.md,
7149 config/ia64/ia64-modes.def, config/ia64/constraints.md,
7150 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
7151 config/gofast.h, config/rtems.h, config/sol2-10.h,
7152 config/m68k/predicates.md, config/m68k/m68k.md,
7153 config/m68k/linux.h, config/m68k/m68k-modes.def,
7154 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
7155 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
7156 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
7157 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
7158 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
7159 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
7160 config/m68k/constraints.md, config/m68k/rtemself.h,
7161 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
7162 config/m68k/uclinux.h, config/rs6000/power4.md,
7163 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
7164 config/rs6000/linux.h, config/rs6000/eabi.h,
7165 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
7166 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
7167 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
7168 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
7169 config/rs6000/windiss.h, config/rs6000/603.md,
7170 config/rs6000/aix41.h, config/rs6000/cell.md,
7171 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
7172 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
7173 config/rs6000/darwin.md, config/rs6000/darwin64.h,
7174 config/rs6000/default64.h, config/rs6000/7xx.md,
7175 config/rs6000/darwin.opt, config/rs6000/spe.md,
7176 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
7177 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
7178 config/rs6000/7450.md, config/rs6000/linux64.h,
7179 config/rs6000/constraints.md, config/rs6000/440.md,
7180 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
7181 config/rs6000/rs6000.c, config/rs6000/aix52.h,
7182 config/rs6000/rs6000.h, config/rs6000/power6.md,
7183 config/rs6000/predicates.md, config/rs6000/altivec.md,
7184 config/rs6000/aix64.opt, config/rs6000/rios1.md,
7185 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
7186 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
7187 config/rs6000/darwin7.h, config/rs6000/dfp.md,
7188 config/rs6000/linux64.opt, config/rs6000/sync.md,
7189 config/rs6000/vxworksae.h, config/rs6000/power5.md,
7190 config/rs6000/lynx.h, config/rs6000/biarch64.h,
7191 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
7192 config/rs6000/eabispe.h, config/rs6000/e500.h,
7193 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
7194 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
7195 config/rs6000/aix.h, config/rs6000/vxworks.h,
7196 config/rs6000/40x.md, config/rs6000/aix51.h,
7197 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
7198 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
7199 config/arc/arc.h, config/mcore/mcore-elf.h,
7200 config/mcore/mcore-protos.h, config/mcore/predicates.md,
7201 config/mcore/mcore.md, config/mcore/mcore.c,
7202 config/mcore/mcore.opt, config/mcore/mcore.h,
7203 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
7204 config/score/predicates.md, config/score/score-version.h,
7205 config/score/score-protos.h, config/score/misc.md,
7206 config/score/elf.h, config/score/score.c, config/score/mac.md,
7207 config/score/score7.md, config/score/score.h,
7208 config/score/score-conv.h, config/score/score-mdaux.c,
7209 config/score/score.md, config/score/score.opt,
7210 config/score/score-modes.def, config/score/score-mdaux.h,
7211 config/score/mul-div.S, config/arm/uclinux-elf.h,
7212 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
7213 config/arm/symbian.h, config/arm/linux-elf.h,
7214 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
7215 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
7216 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
7217 config/arm/strongarm-pe.h, config/arm/arm.h,
7218 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
7219 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
7220 config/arm/arm-modes.def, config/arm/linux-eabi.h,
7221 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
7222 config/arm/arm-cores.def, config/arm/arm-protos.h,
7223 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
7224 config/arm/wince-pe.h, config/arm/neon.md,
7225 config/arm/constraints.md, config/arm/neon.ml,
7226 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
7227 config/arm/arm.opt, config/arm/arm926ejs.md,
7228 config/arm/predicates.md, config/arm/iwmmxt.md,
7229 config/arm/arm_neon.h, config/arm/unknown-elf.h,
7230 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
7231 config/arm/neon-testgen.ml, config/arm/arm.md,
7232 config/arm/xscale-coff.h, config/arm/pe.c,
7233 config/arm/arm-generic.md, config/arm/pe.h,
7234 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
7235 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
7236 config/arm/strongarm-elf.h, config/arm/cirrus.md,
7237 config/arm/netbsd-elf.h, config/arm/vxworks.h,
7238 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
7239 config/pa/predicates.md, config/pa/pa64-hpux.h,
7240 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
7241 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
7242 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
7243 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
7244 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
7245 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
7246 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
7247 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
7248 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
7249 config/pa/pa64-regs.h, config/pa/pa-modes.def,
7250 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
7251 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
7252 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
7253 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
7254 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
7255 config/mips/linux64.h, config/mips/elforion.h,
7256 config/mips/constraints.md, config/mips/generic.md,
7257 config/mips/predicates.md, config/mips/4300.md,
7258 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
7259 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
7260 config/mips/5k.md, config/mips/vr4120-div.S,
7261 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
7262 config/mips/mips-protos.h, config/mips/6000.md,
7263 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
7264 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
7265 config/mips/mips-modes.def, config/mips/vr.h,
7266 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
7267 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
7268 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
7269 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
7270 config/vax/openbsd1.h, config/vax/netbsd.h,
7271 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
7272 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
7273 config/h8300/rtems.h, config/h8300/predicates.md,
7274 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
7275 config/h8300/h8300.md, config/h8300/h8300.opt,
7276 config/h8300/coff.h, config/h8300/h8300-protos.h,
7277 config/v850/v850.md, config/v850/predicates.md,
7278 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
7279 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
7280 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
7281 config/mmix/mmix.h, config/mmix/predicates.md,
7282 config/mmix/mmix-protos.h, config/mmix/mmix.md,
7283 config/mmix/mmix.c, config/mmix/mmix.opt,
7284 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
7285 config/bfin/rtems.h, config/bfin/bfin-modes.def,
7286 config/bfin/predicates.md, config/bfin/bfin-protos.h,
7287 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
7290 2007-08-02 Richard Sandiford <richard@codesourcery.com>
7292 * emit-rtl.c (reset_used_decls): Rename to...
7293 (set_used_decls): ...this. Set the used flag rather than clearing it.
7294 (unshare_all_rtl_again): Update accordingly. Set flags on argument
7295 DECL_RTLs rather than resetting them.
7297 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
7299 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
7301 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
7303 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
7304 argument to find_reloads_address.
7306 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
7308 PR tree-optimization/32919
7309 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
7310 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
7311 (coalesce_ssa_name): Call it.
7313 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
7314 David Ung <davidu@mips.com>
7316 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
7317 (__mips16_unorddf2, __mips16_floatunsidf): New.
7318 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
7320 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
7322 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
7324 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
7325 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
7326 * tree.h (OMP_SECTIONS_CONTROL): New macro.
7327 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
7328 * omp-low.c (get_ws_args_for, determine_parallel_type,
7329 expand_omp_for_generic, expand_omp_for_static_nochunk,
7330 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
7331 Work with more precise CFG.
7332 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
7333 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
7335 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
7336 * gimple-low.c (lower_stmt): Ditto.
7337 * tree-inline.c (estimate_num_insns_1): Ditto.
7338 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
7339 (OMP_SECTIONS_SWITCH): New.
7340 * tree-cfgcleanup.c (cleanup_omp_return): New.
7341 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
7342 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
7343 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
7344 (tree_redirect_edge_and_branch): Handle omp constructs.
7346 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
7347 with three arguments.
7349 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
7351 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
7354 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
7356 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
7357 the loop structures may need fixing.
7358 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
7360 (cleanup_tree_cfg_loop): Removed.
7361 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
7362 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
7363 instead of running cleanup_tree_cfg_loop.
7364 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
7365 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
7366 (tree_predictive_commoning): Declaration changed.
7367 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
7369 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
7371 * doc/invoke.texi (l1-cache-size): Update documentation.
7372 (l2-cache-size): Document.
7373 * params.h (L2_CACHE_SIZE): New macro.
7374 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
7375 that L1_CACHE_SIZE is in kB now.
7376 (L2_CACHE_SIZE_BYTES): New macro.
7377 (tree_ssa_prefetch_arrays): Show size in kB.
7378 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
7379 and l2_cache_size fields.
7380 * config/i386/driver-i386.c (describe_cache): Detect cache size
7382 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
7383 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
7384 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
7385 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
7386 (override_options): Set l1-cache-size and l2-cache-size to default
7387 values if not specified otherwise.
7388 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
7389 (PARAM_L2_CACHE_SIZE): New.
7391 2007-08-01 Nigel Stephens <nigel@mips.com>
7392 David Ung <davidu@mips.com>
7393 Thiemo Seufer <ths@mips.com>
7394 Chris Dearman <chris@mips.com>
7395 Richard Sandiford <richard@codesourcery.com>
7397 * config.gcc (mips*-sde-elf*): New stanza.
7398 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
7399 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
7400 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
7401 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
7402 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
7403 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
7405 * config/mips/sde.h: New file.
7406 * config/mips/t-libgcc-mips16: Likewise.
7407 * config/mips/t-sde: Likewise.
7408 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
7409 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
7410 _MIPS_FPSET and _MIPS_SZINT.
7411 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
7412 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
7413 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
7414 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
7415 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
7416 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
7417 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
7418 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
7419 _MIPS_SZPTR and _MIPS_FPSET.
7420 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
7421 architecture is specified.
7422 (MIPS_32BIT_OPTION_SPEC): New macro.
7424 2007-07-31 Dan Hipschman <dsh@google.com>
7426 * gcc.c (end_going_arg): New function.
7427 (do_spec_2): Use it.
7428 (do_spec_1): Use it.
7430 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
7432 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
7433 only if ENABLE_CHECKING is defined.
7435 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
7437 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
7438 df_ru_add_problem, df_ru_get_bb_info): Removed.
7439 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
7440 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
7441 df_ru_free_bb_info, df_ru_alloc,
7442 df_ru_bb_local_compute_process_def,
7443 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
7444 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
7445 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
7446 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
7447 df_ru_add_problem): Removed.
7449 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7452 * pa.md (casesi32): Use match_scratch. Revise insn condition.
7453 (casesi32p, casesi64p): Likewise.
7454 (casesi): Adjust for above.
7456 2007-07-31 Richard Sandiford <richard@codesourcery.com>
7458 * mode-switching.c (create_pre_exit): Don't search past calls.
7460 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
7462 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
7464 2007-07-31 Revital Eres <eres@il.ibm.com>
7466 * ddg.c (add_deps_for_def): Rename to...
7467 (add_cross_iteration_register_deps): This. Change implementation
7468 to use only reaching def and def-use chains to construct the
7469 inter loop dependencies.
7470 (add_deps_for_use): Remove function.
7471 (build_inter_loop_deps): Call add_cross_iteration_register_deps
7472 function to build the inter loop dependencies.
7473 * modulo-sched.c (sms_schedule): Build only
7474 reaching def and def-use chains for the propose of the ddg
7477 2007-07-31 Julian Brown <julian@codesourcery.com>
7479 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
7480 New define_insns. Use correct RTL.
7481 (vec_set<mode>): Write as expander.
7483 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
7485 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
7486 to an unallocated space.
7488 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
7491 (split_constant_offset): Enable split_constant_offset to extract
7492 constants from other statements.
7493 * tree-vect-transform.c
7494 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
7495 to a temp var. Force base_offset to be simple.
7497 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
7499 * df-scan.c (df_scan_verify): Remove artificial limit on
7500 the number of blocks for verification.
7501 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
7502 df_simulate_defs): Avoid unnecessary insn checking for defs.
7504 2007-07-29 Mark Mitchell <mark@codesourcery.com>
7506 * config/m68k/lb1sf68.asm (FUNC): New macro.
7508 (__udivsi3): Likewise.
7509 (__divsi3): Likewise.
7510 (__umodsi3): Likewise.
7511 (__modsi3): Likewise.
7512 (__subdf3): Likewise.
7513 (__adddf3): Likewise.
7514 (__muldf3): Likewise.
7515 (__divdf3): Likewise.
7516 (__negdf2): Likewise.
7517 (__cmpdf2): Likewise.
7518 (__subsf3): Likewise.
7519 (__addsf3): Likewise.
7520 (__mulsf3): Likewise.
7521 (__divsf3): Likewise.
7522 (__negsf2): Likewise.
7523 (__cmpsf2): Likewise.
7524 (__eqdf2): Likewise.
7525 (__nedf2): Likewise.
7526 (__gtdf2): Likewise.
7527 (__gedf2): Likewise.
7528 (__ltdf2): Likewise.
7529 (__ledf2): Likewise.
7530 (__eqsf2): Likewise.
7531 (__nesf2): Likewise.
7532 (__gtsf2): Likewise.
7533 (__gesf2): Likewise.
7534 (__ltsf2): Likewise.
7535 (__lesf2): Likewise.
7537 2007-07-30 Ollie Wild <aaw@google.com>
7539 * c-ppoutput.c (print_lines_directives_only): New function.
7540 (scan_translation_unit_directives_only): New function.
7541 (preprocess_file): Add call to scan_translation_unit_directives_only.
7542 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
7543 (sanitize_cpp_opts): Add default flag_dump_macros setting for
7544 -fdirectives-only. Add errors for -fdirectives-only conflict with
7545 -Wunused-macros and -traditional.
7546 (finish_options): Add builtin macro initialization for
7547 -fdirectives-only + -fpreprocessed.
7548 * c.opt (fdirectives-only): New.
7549 * doc/cppopts.texi (fdirectives-only): New.
7551 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7553 * alias.c (record_set, memory_modified_1): Constify.
7554 * bt-load.c (note_btr_set): Likewise.
7555 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
7556 * combine.c (set_nonzero_bits_and_sign_copies,
7557 expand_field_assignment, record_dead_and_set_regs_1,
7558 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
7559 likely_spilled_retval_1): Likewise.
7560 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
7561 frv_io_handle_set): Likewise.
7562 * config/mips/mips.c (mips_sim_record_set,
7563 vr4130_true_reg_dependence_p_1): Likewise.
7564 * config/mt/mt.c (insn_dependent_p_1): Likewise.
7565 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
7566 * config/sh/sh.c (flow_dependent_p_1): Likewise.
7567 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
7568 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
7569 * ddg.c (mark_mem_store): Likewise.
7570 * df-problems.c (df_urec_mark_reg_change): Likewise.
7571 * function.c (update_epilogue_consts): Likewise.
7572 * gcse.c (record_set_info, record_last_set_info,
7573 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
7574 reg_clear_last_set): Likewise.
7575 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
7577 * jump.c (reversed_comparison_code_parts): Likewise.
7578 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
7579 reg_is_set): Likewise.
7580 * loop-iv.c (mark_altered): Likewise.
7581 * mode-switching.c (reg_becomes_live): Likewise.
7582 * optabs.c (no_conflict_move_test): Likewise.
7583 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
7585 * postreload.c (reload_combine_note_store, move2add_note_store):
7587 * regmove.c (flags_set_1): Likewise.
7588 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
7590 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
7592 * resource.c (update_live_status): Likewise.
7593 * rtl.h (set_of, note_stores): Likewise.
7594 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
7595 note_stores, parms_set): Likewise.
7596 * sched-rgn.c (sets_likely_spilled_1): Likewise.
7597 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
7599 * var-tracking.c (count_stores, add_stores): Likewise.
7601 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7603 * alias.c (mems_in_disjoint_alias_sets_p,
7604 fixed_scalar_and_varying_struct_p, aliases_everything_p,
7605 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
7606 write_dependence_p, mems_in_disjoint_alias_sets_p,
7607 read_dependence, true_dependence, canon_true_dependence,
7608 anti_dependence, output_dependence): Constify.
7609 * combine.c (extended_count): Likewise.
7610 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
7611 * cselib.c (get_value_hash, references_value_p,
7612 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
7613 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
7614 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
7615 * function.c (contains, prologue_epilogue_contains,
7616 sibcall_epilogue_contains): Likewise.
7617 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
7618 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
7619 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
7620 reg_or_subregno): Likewise.
7621 * recog.c (asm_noperands): Likewise.
7622 * reload1.c (function_invariant_p): Likewise.
7623 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
7624 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
7625 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
7626 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
7627 true_regnum, reg_or_subregno, condjump_in_parallel_p,
7628 extended_count, prologue_epilogue_contains,
7629 sibcall_epilogue_contains, function_invariant_p, true_dependence,
7630 canon_true_dependence, read_dependence, anti_dependence,
7631 output_dependence): Likewise.
7632 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
7634 2007-07-30 Julian Brown <julian@codesourcery.com>
7636 * config/arm/neon.md (V_ext): New mode attribute.
7637 (neon_vget_lane<mode>): Replace with define_expand.
7638 (neon_vget_lane<mode>_sext_internal)
7639 (neon_vget_lane<mode>_zext_internal): New define_insns for double
7640 and quad precision vectors.
7641 (neon_vget_lanedi): Add bounds check. Remove dead comment.
7642 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
7643 have typeless 32-bit result.
7645 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
7648 * tree-affine.h (aff_tree): The type of rest is sizetype for types
7650 * tree-affine.c (aff_combination_scale): If type is a pointer type,
7651 use sizetype for rest.
7652 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
7653 (aff_combination_convert): Don't convert rest for pointer types.
7655 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
7657 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
7659 * tree-ssa-alias.c: Add alloc-pool.h.
7660 (init_alias_info): Free alias_bitmap_obstack.
7661 (delete_alias_info): Call delete_mem_ref_stats.
7662 (get_mem_sym_stats_for): Use alloc_pool.
7663 (init_mem_ref_stats): Do not delete mem_ref_stats here.
7664 (delete_mem_sym_stats): Removed.
7666 2007-07-29 Sebastian Pop <sebpop@gmail.com>
7668 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
7669 functions cannot be represented as classical distance vectors.
7671 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7673 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
7674 * builtins.c (validate_arg, builtin_mathfn_code,
7675 validate_arglist): Likewise.
7676 * calls.c (call_expr_flags): Likewise.
7677 * combine.c (reg_nonzero_bits_for_combine,
7678 reg_num_sign_bit_copies_for_combine, get_last_value,
7679 reg_truncated_to_mode): Likewise.
7680 * emit-rtl.c (subreg_lowpart_p): Likewise.
7681 * expr.c (highest_pow2_factor_for_target,
7682 categorize_ctor_elements_1, categorize_ctor_elements,
7683 count_type_elements, contains_packed_reference,
7684 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
7685 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
7686 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
7687 native_encode_int, native_encode_real, native_encode_complex,
7688 native_encode_vector, native_encode_expr, native_interpret_int,
7689 native_interpret_real, native_interpret_complex,
7690 native_interpret_vector, native_interpret_expr): Likewise.
7691 * function.c (use_register_for_decl): Likewise.
7692 * gimplify.c (get_name): Likewise.
7693 * langhooks-def.h (lhd_return_null_const_tree): New.
7694 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
7695 * langhooks.c (lhd_return_null_const_tree): New.
7696 * langhooks.h (lang_get_callee_fndecl): Constify.
7697 * output.h (constructor_static_from_elts_p): Likewise.
7698 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
7699 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
7700 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
7701 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
7702 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
7703 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
7704 * rtlhooks-def.h (reg_nonzero_bits_general,
7705 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
7707 * rtlhooks.c (reg_num_sign_bit_copies_general,
7708 reg_nonzero_bits_general, reg_truncated_to_mode_general):
7710 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
7711 * stor-layout.c (mode_for_size_tree): Likewise.
7712 * tree-ssa-loop-im.c (memref_eq): Likewise.
7713 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
7714 * tree.c (contains_placeholder_p, type_list_equal,
7715 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
7717 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
7718 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
7719 contains_placeholder_p, contains_packed_reference,
7720 get_callee_fndecl, operand_equal_for_phi_arg_p,
7721 warn_if_unused_value, is_body_block, native_encode_expr,
7722 native_interpret_expr, fold_convertible_p, operand_equal_p,
7723 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
7724 validate_arglist, simple_cst_equal, type_list_equal,
7725 use_register_for_decl, call_expr_flags, get_name,
7726 highest_pow2_factor): Likewise.
7727 (const_call_expr_arg_iterator_d,
7728 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
7729 first_const_call_expr_arg, more_const_call_expr_args_p,
7730 FOR_EACH_CONST_CALL_EXPR_ARG): New.
7731 * varasm.c (constructor_static_from_elts_p): Constify.
7733 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
7735 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
7736 config/arm/neon-schedgen.ml, config/arm/neon.ml,
7737 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
7738 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
7739 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
7740 tree-vect-transform.c, tree.def: Fix comment typos. Follow
7741 spelling conventions.
7742 * doc/invoke.texi: Follow spelling conventions.
7744 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
7745 Revital Eres <eres@il.ibm.com>
7747 * modulo-sched.c (sms_schedule): Avoid loops which includes
7748 auto-increment instructions.
7750 2007-07-28 Richard Guenther <rguenther@suse.de>
7753 * fold-const.c (fold_cond_expr_with_comparison): Convert
7754 operand zero of MIN/MAX_EXPR to correct type.
7756 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7758 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
7759 flags_from_decl_or_type): Constify.
7760 * gcc.c (do_spec_1): Likewise.
7761 * print-tree.c (dump_addr, print_node_brief): Likewise.
7762 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
7763 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
7764 tree_purge_all_dead_eh_edges): Likewise.
7765 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
7766 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
7768 * tree.c (expr_location, expr_has_location, expr_locus,
7769 expr_filename, expr_lineno, get_inner_array_type,
7770 fields_compatible_p): Likewise.
7771 * tree.h (get_inner_array_type, fields_compatible_p,
7772 expr_location, expr_has_location, expr_locus, expr_filename,
7773 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
7774 setjmp_call_p, alloca_call_p): Likewise.
7776 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
7778 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
7779 TV_FLOW_INSENSITIVE.
7781 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
7783 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
7784 (compute_flow_insensitive_aliasing): Ditto for
7785 TV_FLOW_INSENSITIVE.
7787 2007-07-27 Jan Hubicka <jh@suse.cz>
7789 * config/i386/i386.c (register_move_cost): Remove accidentally
7790 comitted #if 0 block.
7792 * attribs.c: Include hashtab.h
7793 (attribute_hash): New.
7794 (substring): New structure.
7795 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
7797 (init_attributes): Initialize attribute hash.
7798 (decl_attributes): Use attribute hash.
7799 * Makefile.in (attribs.c): Depend on hashtab.h.
7801 2007-07-27 Steve Ellcey <sje@cup.hp.com>
7803 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
7805 2007-07-27 Richard Sandiford <richard@codesourcery.com>
7807 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
7808 __mips_dspr2 and __mips_dsp_rev macros.
7809 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
7811 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
7813 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
7815 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
7819 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
7820 and the updating of the live and do_not_gen sets.
7821 (df_note_bb_compute): Added updating of live and do_not_gen sets
7822 for regular defs so that the case of clobber inside conditional
7823 call is processed correctly.
7825 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
7827 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
7828 operands with compatible type.
7830 2007-07-27 Richard Sandiford <richard@codesourcery.com>
7832 * expr.h (store_bit_field): Don't return a value.
7833 * expmed.c (check_predicate_volatile_ok): New function.
7834 (store_bit_field_1): New function, extracted from store_bit_field.
7835 Take a fallback_p argument and return true if the operation succeeded.
7836 Only use store_fixed_bit_field if fallback_p. Don't recompute
7837 mode_for_extraction; use op_mode instead. Try forcing memories
7838 into registers if the insv expander fails.
7839 (store_bit_field): Use store_bit_field_1 with fallback_p true.
7840 Don't return a value.
7841 (convert_extracted_bit_field): New function, extracted from
7843 (extract_bit_field_1): Likewise. Take a fallback_p argument
7844 and return NULL if the operation succeeded. Only use
7845 extract_fixed_bit_field if fallback_p. Only calculate one
7846 extraction mode. Combine code for extv and extzv. Try forcing
7847 memories into registers if the ext(z)v expander fails.
7848 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
7850 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
7852 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
7854 (df_ref): Likewise. Put regno with other integer fields.
7856 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
7858 * df.h (df_mw_hardreg): Remove "loc" field.
7859 * df-scan.c (df_ref_record): Don't set it. Remove redundant
7861 * df-problems.c (df_whole_mw_reg_unused_p): New function,
7862 split out from df_set_unused_notes_for_mw. Return false for
7863 partial references. Assert that mw_reg is a REG when returning true.
7864 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
7865 (df_whole_mw_reg_dead_p): New function, split out from
7866 df_set_dead_notes_for_mw. Return false for partial references.
7867 Assert that mw_reg is a REG when returning true.
7868 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
7869 Remove redundant bitmap check.
7871 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
7873 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
7874 ($(T)crtend.o): Likwise.
7875 ($(T)crtbeginS.o): Likwise.
7876 ($(T)crtendS.o): Likwise.
7877 ($(T)crtfastmath.o): Likwise.
7879 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
7881 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
7882 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
7883 * basic-block.h (struct control_flow_graph): Added x_dom_computed
7884 and x_n_bbs_in_dom_tree fields.
7886 2007-07-26 Steve Ellcey <sje@cup.hp.com>
7888 PR tree-optimization/32087
7889 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
7890 Do not call scale_bbs_frequencies_int with prob of zero.
7892 2007-07-26 Julian Brown <julian@codesourcery.com>
7894 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
7895 (neon_element_bits): Add prototypes.
7896 * config/arm/arm.c (bounds_check, neon_lane_bounds)
7897 (neon_const_bounds, neon_element_bits): New functions.
7898 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
7899 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
7900 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
7901 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
7902 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
7903 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
7904 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
7905 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
7906 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
7907 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
7908 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
7909 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
7910 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
7912 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
7914 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
7915 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
7917 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
7918 Julian Brown <julian@codesourcery.com>
7920 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
7921 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
7922 * config/arm/cortex-a8.md: New.
7923 * config/arm/cortex-a8-neon.md: New.
7924 * config/arm/neon-schedgen.ml: New.
7925 * config/arm/neon.md (vqh_mnem): New.
7927 (Is_float_mode): New.
7928 (Scalar_mul_8_16): New.
7930 (V_mode_nunits): New.
7931 (All instruction patterns): Annotate with neon_type attribute
7933 * config/arm/arm.md: Include cortex-a8.md.
7934 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
7936 Annotate instruction patterns accordingly.
7937 (generic_sched): Do not use generic scheduling for Cortex-A8.
7938 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
7940 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
7942 * fold-const.c (fold_read_from_constant_string): Use
7944 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
7946 2007-07-26 Nick Clifton <nickc@redhat.com>
7948 * tree-ssa-operands.h: Change copyright header to refer to version
7949 3 of the GNU General Public License and to point readers at the
7950 COPYING3 file and the FSF's license web page.
7951 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
7952 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
7953 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
7954 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
7955 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
7956 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
7957 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
7958 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
7959 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
7960 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
7961 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
7962 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
7963 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
7964 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
7965 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
7966 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
7967 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
7968 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
7969 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
7970 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
7971 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
7972 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
7973 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
7974 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
7975 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
7976 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
7977 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
7978 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
7979 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
7980 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
7981 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
7982 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
7983 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
7984 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
7985 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
7986 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
7987 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
7988 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
7989 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
7990 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
7991 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
7992 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
7993 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
7994 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
7995 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
7996 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
7997 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
7998 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
7999 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
8000 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
8001 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
8002 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
8003 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
8004 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
8005 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
8006 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
8007 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
8008 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
8009 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
8010 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
8011 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
8012 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
8013 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
8014 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
8015 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
8016 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
8017 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
8018 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
8019 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
8020 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
8021 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
8022 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
8023 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
8024 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
8025 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
8026 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
8027 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
8028 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
8029 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
8030 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
8031 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
8032 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
8033 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
8034 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
8035 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
8036 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
8037 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
8038 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
8039 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
8040 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
8041 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
8042 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
8043 vecprim.h, basic-block.h, tree-ssa-structalias.c,
8044 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
8045 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
8046 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
8047 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
8048 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
8049 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
8050 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
8051 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
8052 convert.c, convert.h, langhooks-def.h, reload1.c,
8053 tree-ssa-operands.c: Likewise.
8055 2007-07-26 Jan Hubicka <jh@suse.cz>
8057 * tree-ssa-live.c: Include debug.h and flags.h.
8058 (mark_scope_block_unused): New function.
8059 (remove_unused_scope_block_p): New function.
8060 (remove_unused_locals): Remove unused blocks too.
8062 2007-07-25 Ian Lance Taylor <iant@google.com>
8064 * combine.c (combine_max_regno): Remove. Remove all uses.
8065 (struct reg_stat_struct): Rename from struct reg_stat.
8066 (reg_stat_type): Define, and declare VECs.
8067 (reg_stat): Change from pointer to VEC. Change all uses.
8068 (combine_split_insns): New static function.
8069 (try_combine, find_split_point): Call it instead of split_insns.
8071 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
8073 * cfghooks.c (split_block): Fix the information about loop latch.
8075 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
8077 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
8079 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
8081 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
8082 Scan the new edge for loop exit info.
8084 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
8086 * config/darwin.c: Include debug.h.
8088 2007-07-25 Steve Ellcey <sje@cup.hp.com>
8091 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
8093 2007-07-25 Steve Ellcey <sje@cup.hp.com>
8095 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
8096 (HARD_REGNO_MODE_OK): Ditto.
8097 (MODES_TIEABLE_P): Ditto.
8098 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
8099 (CLASS_MAX_NREGS): Ditto.
8100 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
8101 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
8102 (divdf3_internal_thr): Removed.
8103 * config/ia64/div.md: New file.
8104 * config/ia64/constraints.md: Add H constraint.
8106 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8108 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
8109 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
8110 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
8111 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
8112 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
8113 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
8114 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
8115 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
8116 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
8117 dump_sbitmap_file, debug_sbitmap, popcount_table,
8118 sbitmap_popcount): Constify.
8119 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
8120 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
8121 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
8122 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
8123 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
8124 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
8125 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
8126 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
8127 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
8128 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
8129 sbitmap_popcount, sbitmap_verify_popcount): Constify.
8131 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8133 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
8134 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
8135 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
8136 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
8137 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
8138 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
8139 bitmap_intersect_p, bitmap_intersect_compl_p,
8140 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
8141 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
8143 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
8144 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
8145 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
8146 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
8147 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
8148 debug_bitmap, debug_bitmap_file, bitmap_print,
8149 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
8150 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
8152 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
8154 * config/darwin.c (darwin_override_options): Additional fix for
8155 debug info formats that don't support var tracking.
8157 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8159 * cselib.c (entry_and_rtx_equal_p): Constify.
8160 * gengtype.c (output_mangled_typename, write_types, write_local):
8162 * gengtype.h (const_type_p): New.
8163 * see.c (eq_descriptor_extension, hash_descriptor_extension):
8165 * tlink.c (scan_linker_output): De-constify.
8166 * tree-ssa-loop-im.c (memref_eq): Constify.
8167 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
8168 (shared_bitmap_hash, shared_bitmap_eq): Constify.
8170 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8172 * c-common.c (fname_as_string, c_type_hash): Constify.
8173 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
8174 * cgraph.c (edge_hash, edge_eq): Likewise.
8175 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
8176 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
8177 reg_attrs_htab_eq): Likewise.
8178 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
8180 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
8181 const_decl_t, const_state_t, const_automata_list_el_t): New.
8182 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
8183 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
8184 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
8185 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
8186 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
8187 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
8188 compare_max_occ_cycle_nums, out_state_arcs_num,
8189 compare_transition_els_num, units_cmp, state_reservs_cmp):
8191 * genmodes.c (cmp_modes): Likewise.
8192 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
8193 * gimplify.c (compare_case_labels): Likewise.
8194 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
8195 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
8196 * matrix-reorg.c (mtt_info_hash): Likewise.
8197 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
8198 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
8199 (htab_hash_bucket, htab_hash_elem): Constify.
8200 * tree-browser.c (TB_parent_eq): Likewise.
8201 * tree-scalar-evolution.c (hash_scev_info): Likewise.
8202 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
8203 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
8204 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
8206 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
8207 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
8208 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
8209 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
8210 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
8212 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
8213 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
8214 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
8215 * tree-ssa-threadupdate.c (redirection_data_hash,
8216 redirection_data_eq): Likewise.
8217 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
8218 * tree-ssa.c (var_ann_eq): Likewise.
8219 * tree-vrp.c (compare_case_labels): Likewise.
8220 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
8221 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
8222 tree_not_check_failed, tree_class_check_failed,
8223 tree_range_check_failed, tree_not_class_check_failed,
8224 omp_clause_check_failed, omp_clause_range_check_failed,
8225 tree_contains_struct_check_failed, tree_operand_check_failed):
8227 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
8228 tree_not_check_failed, tree_class_check_failed,
8229 tree_range_check_failed, tree_not_class_check_failed,
8230 tree_operand_check_failed, omp_clause_operand_check_failed,
8231 tree_operand_length): Likewise.
8232 * var-tracking.c (const_variable): New.
8233 (variable_htab_hash, variable_htab_eq): Constify.
8234 * varasm.c (const_desc_hash): Likewise.
8236 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8238 * expr.c (handled_component_p): Constify.
8239 * fold-const.c (fit_double_type): Likewise.
8240 * real.h (real_value_from_int_cst): Likewise.
8241 * tree-flow-inline.h (gimple_in_ssa_p,
8242 gimple_aliases_computed_p, gimple_addressable_vars,
8243 gimple_call_clobbered_vars, gimple_referenced_vars,
8244 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
8245 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
8246 may_aliases, end_readonly_imm_use_p, has_zero_uses,
8247 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
8248 is_label_stmt, is_global_var, phi_ssa_name_p,
8249 factoring_name_p, is_call_clobbered, tree_common_ann,
8250 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
8251 unmodifiable_var_p, array_ref_contains_indirect_ref,
8252 ref_contains_array_ref, lookup_subvars_for_var,
8253 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
8254 gimple_mem_ref_stats): Likewise.
8255 * tree-flow.h (tree_common_ann, var_ann, function_ann,
8256 may_aliases, is_exec_stmt, is_label_stmt,
8257 ref_contains_array_ref, array_ref_contains_indirect_ref,
8258 var_can_have_subvars, overlap_subvar, is_call_clobbered,
8259 unmodifiable_var_p): Likewise.
8260 * tree-gimple.c (is_gimple_min_invariant): Likewise.
8261 * tree-gimple.h (is_gimple_min_invariant): Likewise.
8262 * tree.c (type_hash_list, attribute_hash_list, tree_size,
8263 cst_and_fits_in_hwi, real_value_from_int_cst,
8264 build_real_from_int_cst, integer_zerop, integer_onep,
8265 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
8266 tree_floor_log2, real_zerop, real_onep, real_twop,
8267 real_minus_onep, really_constant_p, purpose_member, chain_member,
8268 list_length, fields_length, int_size_in_bytes, bit_position,
8269 int_bit_position, byte_position, int_byte_position, expr_align,
8270 array_type_nelts, tree_node_structure,
8271 type_contains_placeholder_1, iterative_hash_pointer,
8272 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
8273 tree_map_base_eq, type_hash_list, type_hash_eq,
8274 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
8275 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
8276 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
8277 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
8278 int_fits_type_p, get_containing_scope, decl_function_context,
8279 decl_type_context, omp_clause_operand_check_failed,
8280 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
8281 * tree.h (omp_clause_operand_check_failed, tree_size,
8282 build_real_from_int_cst, array_type_nelts, purpose_member,
8283 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
8284 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
8285 is_attribute_p, check_qualified_type, expr_align,
8286 int_size_in_bytes, bit_position, int_bit_position, byte_position,
8287 int_byte_position, list_length, fields_length, initializer_zerop,
8288 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
8289 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
8290 tree_node_structure, handled_component_p, get_containing_scope,
8291 decl_function_context, decl_type_context, real_zerop,
8292 type_num_arguments, fit_double_type, really_constant_p,
8293 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
8294 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
8295 real_twop, real_minus_onep, int_cst_value): Likewise.
8297 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8299 * cfglayout.c (insn_scope, insn_line): Constify.
8300 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
8301 const_double_htab_hash, const_double_htab_eq,
8302 mem_attrs_htab_hash): Likewise.
8303 * loop-iv.c (biv_eq): Likewise.
8304 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
8305 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
8306 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
8308 * rtl-error.c (location_for_asm, diagnostic_for_asm,
8309 error_for_asm, warning_for_asm, _fatal_insn,
8310 _fatal_insn_not_found): Likewise.
8311 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
8312 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
8313 rtl_check_failed_type2, rtl_check_failed_code1,
8314 rtl_check_failed_code2, rtl_check_failed_code_mode,
8315 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
8316 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
8317 rtl_check_failed_type2, rtl_check_failed_code1,
8318 rtl_check_failed_code2, rtl_check_failed_code_mode,
8319 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
8320 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
8321 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
8322 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
8323 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
8324 rtx_unstable_p, get_integer_term, get_related_value,
8325 offset_within_block_p, reg_mentioned_p, count_occurrences,
8326 reg_referenced_p, reg_used_between_p, no_labels_between_p,
8327 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
8328 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
8329 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
8330 find_constant_src, find_reg_fusage, find_regno_fusage,
8331 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
8332 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
8333 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
8334 computed_jump_p, auto_inc_p, in_expr_list_p,
8335 remove_node_from_expr_list, loc_mentioned_in_p,
8336 label_is_jump_target_p, reversed_comparison_code_parts,
8337 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
8338 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
8339 print_inline_rtx): Likewise.
8340 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
8341 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
8342 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
8343 get_integer_term, get_related_value, offset_within_block_p,
8344 count_occurrences, reg_mentioned_p, no_labels_between_p,
8345 reg_used_between_p, reg_referenced_p, single_set_2,
8346 multiple_sets, set_noop_p, refers_to_regno_p,
8347 reg_overlap_mentioned_p, dead_or_set_p,
8348 covers_regno_no_parallel_p, covers_regno_p,
8349 dead_or_set_regno_p, find_reg_note, find_regno_note,
8350 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
8351 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
8352 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
8353 side_effects_p, may_trap_p_1, may_trap_p,
8354 may_trap_after_code_motion_p, may_trap_or_fault_p,
8355 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
8356 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
8357 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
8358 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
8359 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
8361 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
8362 warning_for_asm): Likewise.
8363 * tree.h (print_rtl): Likewise.
8364 * varasm.c (get_pool_mode): Likewise.
8366 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8368 * c-lex.c (c_lex_with_flags, lex_string): Constify.
8369 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
8370 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
8371 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
8372 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
8373 * ddg.c (compare_sccs): Likewise.
8374 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
8375 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
8376 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
8377 decimal_do_fix_trunc, decimal_real_to_integer,
8378 decimal_real_to_integer2, decimal_real_maxval): Likewise.
8379 * dse.c (const_group_info_t): New.
8380 (invariant_group_base_eq, invariant_group_base_hash): Constify.
8381 * dwarf2out.c (const_dw_die_ref): New.
8382 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
8383 * tree-browser.c (TB_parent_eq): Likewise.
8384 * unwind-dw2-fde.c (__register_frame_info_bases,
8385 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
8386 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
8388 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
8389 * unwind-dw2.c (uw_frame_state_for): Likewise.
8390 * value-prof.c (histogram_hash, histogram_eq): Likewise.
8391 * value-prof.h (const_histogram_value): New.
8393 2007-07-25 Richard Sandiford <richard@codesourcery.com>
8395 * config/mips/mips.c (machine_function): Add
8396 initialized_mips16_gp_pseudo_p.
8397 (mips16_gp_pseudo_reg): Do not emit the initialization of
8398 mips16_gp_pseudo_rtx when being called from the gimple cost-
8399 calculation routines; emit it on the first use outside those
8402 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8404 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
8407 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
8408 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
8409 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
8410 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
8411 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
8412 Preserve const-ness of parameters through use of __typeof(),
8413 also constify and tidy.
8415 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
8416 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
8417 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
8418 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
8419 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
8420 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
8421 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
8422 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
8423 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
8425 2007-07-25 Julian Brown <julian@codesourcery.com>
8426 Mark Shinwell <shinwell@codesourcery.com>
8428 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
8429 (alpha_mangle_type): This.
8430 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8431 (TARGET_MANGLE_TYPE): Define this instead.
8432 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
8433 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
8434 (arm_init_neon_builtins): Fix comment.
8435 (arm_mangle_map_entry): New.
8436 (arm_mangle_map): New.
8437 (arm_mangle_type): New.
8438 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
8439 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
8440 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
8441 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8442 (TARGET_MANGLE_TYPE): Define this instead.
8443 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
8444 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
8445 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
8446 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8447 (TARGET_MANGLE_TYPE): Define this instead.
8448 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
8450 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
8451 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8452 (TARGET_MANGLE_TYPE): Define this instead.
8453 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
8454 (s390_mangle_type): This.
8455 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8456 (TARGET_MANGLE_TYPE): Define this instead.
8457 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
8458 (sparc_mangle_type): This.
8459 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8460 (TARGET_MANGLE_TYPE): Define this instead.
8461 * cp/mangle.c (write_type): Call mangle_type target hook on all
8462 types before mangling. Use original type, not main variant, as
8464 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
8465 (TARGET_MANGLE_TYPE): This.
8466 * target.h (gcc_target): Rename mangle_fundamental_type to
8468 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
8469 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
8471 2007-07-25 Julian Brown <julian@codesourcery.com>
8472 Paul Brook <paul@codesourcery.com>
8473 Joseph Myers <joseph@codesourcery.com>
8474 Mark Shinwell <shinwell@codesourcery.com>
8476 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
8477 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
8478 (with_fpu): Allow --with-fpu=neon.
8479 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
8480 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
8481 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
8482 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
8483 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
8484 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
8485 (neon_emit_pair_result_insn, neon_disambiguate_copy)
8486 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
8487 (output_move_neon): Add prototypes.
8488 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
8489 (all_fpus): Add FPUTYPE_NEON.
8490 (fp_model_for_fpu): Add NEON field.
8491 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
8492 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
8494 (arm_legitimate_address_p): Don't support fancy addressing for NEON
8496 (thumb2_legitimate_address_p): Likewise.
8497 (neon_valid_immediate): Recognize and prepare constants suitable for
8499 (neon_immediate_valid_for_move): New function. Recognize and prepare
8500 immediates for NEON move instructions.
8501 (neon_immediate_valid_for_logic): New function. Recognize and
8502 prepare immediates for NEON logic instructions.
8503 (neon_output_logic_immediate): New function. Create asm string
8504 suitable for outputting immediate logic instructions.
8505 (neon_pairwise_reduce): New function. Implement reduction using
8506 pairwise operations.
8507 (neon_expand_vector_init): New function. Expand a (possibly
8508 non-constant) vector initialization.
8509 (neon_vector_mem_operand): New function. Memory operands supported
8510 for quad-word loads/stores to/from ARM or NEON registers. Don't
8511 allow base+offset addressing for core regs.
8512 (neon_struct_mem_operand): New function. Valid mems for NEON
8514 (coproc_secondary_reload_class): Enable NEON registers to be loaded
8515 from neon_vector_mem_operand addresses without a secondary register.
8516 (add_minipool_forward_ref): Handle >8-byte minipool entries.
8517 (add_minipool_backward_ref): Likewise.
8518 (dump_minipool): Likewise.
8519 (push_minipool_fix): Likewise.
8520 (output_move_quad): New function. Output quad-word moves, loads and
8521 stores using ARM registers.
8522 (output_move_vfp): Add support for vectors in VFP (NEON) D
8524 (output_move_neon): Output a NEON load/store to/from a quadword
8526 (arm_print_operand): Implement new codes:
8527 - 'c' for unadorned integers (without a # sign).
8528 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
8530 - 'e', 'f' for the low and high D parts of a NEON Q register.
8531 - 'q' outputs a NEON Q register.
8532 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
8533 - 'T' prints NEON opcode features from a coded bitmask.
8534 - 'F' is similar to T, but signed/unsigned codes both print as
8536 - 't' is similar to T, but 'u' is printed instead of 'p'.
8537 - 'O' prints 'r' if NEON instruction should perform rounding (as
8538 specified by bitmask), else prints nothing.
8539 - '#' is a punctuation character to stop operand numbers from
8540 running together with following digits in the assembler
8541 strings for instructions (when using mode attributes).
8542 (arm_assemble_integer): Handle extra NEON vector modes. Permute
8543 constant vectors in big-endian mode, where necessary.
8544 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
8545 Handle EI, OI, CI, XI modes.
8546 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
8547 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
8548 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
8549 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
8550 (neon_builtin_type_bits): Add enumeration, one bit for each vector
8552 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
8553 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
8554 to turn v8qi, etc. into bits defined above.
8555 (neon_itype): New enumeration. Classifications of NEON builtins.
8556 (neon_builtin_datum): Define struct. Contains information about
8557 a single builtin (with multiple modes).
8558 (CF): Define helper macro for...
8559 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
8561 (neon_builtin_data): New array. Define information about builtins
8562 for use during initialization/expansion.
8563 (arm_init_neon_builtins): New function.
8564 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
8566 (neon_builtin_compare): New function.
8567 (locate_neon_builtin_icode): New function. Find an insn code for a
8568 builtin given a function code for that builtin. Also return type of
8569 builtin (NEON_BINOP, NEON_UNOP etc.).
8570 (builtin_arg): New enumeration. Types of arguments for builtins.
8571 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
8572 Takes a variable argument list of builtin_arg types, terminated by
8574 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
8575 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
8576 (neon_emit_pair_result_insn): New function. Support returning pairs
8577 of vectors via a pointer.
8578 (neon_disambiguate_copy): New function. Set up operands for a
8579 multi-word copy such that registers do not get clobbered.
8580 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
8581 ARM_BUILTIN_NEON_BASE.
8582 (arm_file_start): Set float-abi attribute for NEON.
8583 (arm_vector_mode_supported_p): Enable NEON vector modes.
8584 (arm_mangle_map_entry): New.
8585 (arm_mangle_map): New.
8586 (arm_mangle_vector_type): New.
8587 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
8589 (TARGET_NEON): New macro. Target supports NEON.
8590 (fputype): Add FPUTYPE_NEON.
8591 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
8592 for vectorization based on command-line arg.
8593 (NEON_REGNO_OK_FOR_NREGS): Define.
8594 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
8595 (VALID_NEON_STRUCT_MODE): Define.
8596 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
8597 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
8598 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
8599 (consttable_16): Add pattern for outputting 16-byte minipool
8601 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
8603 (vec-common.md, neon.md): Include md files.
8604 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
8605 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
8606 (memory_constraint "Ut", "Un", "Us"): Define.
8607 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
8608 (MMX_char): New mode attribute.
8609 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
8610 (*add<mode>3_iwmmxt): New insn pattern.
8611 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
8612 (*sub<mode>3_iwmmxt): New insn pattern.
8613 (mulv4hi3): Rename to...
8614 (*mulv4hi3_iwmmxt): This.
8615 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
8616 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
8617 (uminv4hi3, uminv2si3): Remove. Replace with...
8618 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
8619 (*umin<mode>3_iwmmxt): These.
8620 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
8621 (ashr<mode>3_iwmmxt): This new pattern.
8622 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
8623 (lshr<mode>3_iwmmxt): This new pattern.
8624 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
8625 (ashl<mode>3_iwmmxt): This new pattern.
8626 * config/arm/neon-docgen.ml: New file. Generate documentation for
8628 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
8629 * config/arm/arm_neon.h: New (autogenerated).
8630 * config/arm/neon-testgen.ml: New file. Generate NEON tests
8632 * config/arm/neon.md: New file. Define NEON instructions.
8633 * config/arm/neon.ml: New file. Abstract description of NEON
8634 instructions, used to generate arm_neon.h header, documentation and
8636 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
8637 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
8639 * doc/extend.texi (ARM Built-in Functions): Rename and remove
8641 (ARM NEON Intrinsics): New subsection.
8642 * doc/arm-neon-intrinsics.texi: New (autogenerated).
8644 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
8646 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
8649 2007-07-24 Jan Hubicka <jh@suse.cz>
8651 * regclass.c (move_table): New type.
8652 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
8653 (init_move_cost): Break out from ...
8654 (init_reg_sets_1): ... here; simplify computation of
8655 have_regs-of_mode and contains_reg_of_mode.
8656 (record_reg_classes): Unswitch internal loops.
8657 (copy_cost): Trigger lazy initialization of move cost
8658 (record_address_regs): Likewise.
8660 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
8662 * config/darwin.c (darwin_override_options): Don't force on
8663 flag_var_tracking_uninit when no debug info is requested.
8665 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
8667 * cfgloop.c (init_loops_structure): New function.
8668 (flow_loops_find): Create root of the loop tree unconditionally.
8670 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
8672 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
8674 2007-07-24 Jan Hubicka <jh@suse.cz>
8676 * caller-save.c: Include ggc.h, gt-caller-save.h
8677 (reg_save_code, reg_restore_code): Rename to ...
8678 (cached_reg_save_code, cached_reg_restore_code): ... those.
8679 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
8680 (reg_save_code, reg_restore_code): New functions.
8681 (init_caller_save): Do not intialize
8682 reg_save_code/reg_restore_code tables.
8683 * Makefile.in: (gt-caller-save.h): New.
8685 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
8687 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
8688 with the mode of the original operand instead of
8691 2007-07-23 Jan Hubicka <jH@suse.cz>
8693 * i386.c (ix86_secondary_memory_needed): Break out to...
8694 (inline_secondary_memory_needed): ... here.
8695 (ix86_memory_move_cost): Break out to ...
8696 (inline_memory_move_cost): ... here; add support for IN value of 2 for
8697 maximum of input and output; fix handling of Q_REGS on 64bit.
8698 (ix86_secondary_memory_needed): Microoptimize.
8700 2007-07-23 Sebastian Pop <sebpop@gmail.com>
8702 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
8703 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
8704 stmts_from_loop, known_dependences_p, build_rdg): New.
8705 * tree-data-ref.h: Depends on graphds.h.
8706 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
8707 (build_rdg): Declared.
8708 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
8710 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
8712 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
8715 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
8716 Jakub Jelinek <jakub@redhat.com>
8718 PR middle-end/PR28690
8719 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
8721 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
8722 and MEM_POINTER operands over REG and MEM operands.
8723 (swap_commutative_operands_p): Change return value to bool.
8724 * rtl.h: Update the corresponding prototype.
8725 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
8726 instead of gen_rtx_PLUS.
8727 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
8728 value to bool. Change function arguments to rtx's and update code
8730 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
8731 calls to match the new declaration.
8732 * simplify-rtx.c (simplify_associative_operation): Don't
8733 reorder simplify_binary_operation arguments.
8735 2007-07-23 Richard Sandiford <richard@codesourcery.com>
8737 * config/mips/mips.c (override_options): Use mips_costs to derive
8738 the default branch cost.
8739 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
8741 * config/mips/mips.opt (mbranch-cost=): New option.
8742 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
8744 2007-07-23 Richard Sandiford <richard@codesourcery.com>
8746 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
8747 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
8748 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
8749 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
8751 2007-07-23 Richard Sandiford <richard@codesourcery.com>
8753 * config/mips/constraints.md (ks): New constraint.
8754 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
8755 (*add<mode>3_mips16): ...here.
8757 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
8759 * optabs.h (enum optab_index): Add new OTI_signbit.
8760 (signbit_optab): Define corresponding macro.
8761 (enum insn_code signbit_optab[]): Remove array.
8762 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
8763 (expand_copysign_absneg): If back end provides signbit insn, use it
8764 instead of bit operations on floating point argument.
8765 * builtins.c (enum insn_code signbit_optab[]): Remove array.
8766 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
8767 for availability of signbit insn.
8769 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
8770 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
8771 SSE mode is not active.
8772 (isinf<mode>2): Disable for mfpmath=sse,387.
8774 2007-07-22 Ben Elliston <bje@au.ibm.com>
8776 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
8778 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
8780 2007-07-20 Richard Guenther <rguenther@suse.de>
8782 * tree-cfg.c (verify_expr): COND_EXPRs can have any
8783 integral typed condition.
8784 * tree-ssa.c (useless_type_conversion_p): Do not preserve
8785 booleanness. Only preserve conversions from a non-base
8786 type to a base type, not in general between types with
8787 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
8788 * tree.def (COND_EXPR): Document that the condition
8789 can be of any integral type.
8791 2007-07-20 Nigel Stephens <nigel@mips.com>
8792 Richard Sandiford <richard@codesourcery.com>
8794 * config/mips/mips.h (mips_dwarf_regno): Declare.
8795 (DBX_REGISTER_NUMBER): Remove redundant brackets.
8796 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
8797 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
8798 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
8799 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
8800 (REG_CLASS_NAMES): Update accordingly.
8801 * config/mips/mips.c (mips_dwarf_regno): New array.
8802 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
8803 (mips_subword): Remove special handling for accumulator registers.
8804 (override_options): Initiailize mips_dwarf_regno. Remove use
8806 (mips_swap_registers): New function.
8807 (mips_conditional_register_usage): Swap accumulator registers
8808 around if TARGET_LITTLE_ENDIAN.
8809 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
8810 * config/mips/constraints.md (h, l): Use the endianness to choose
8811 between MD0_REG and MD1_REG.
8812 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
8813 alternative-dependent template.
8815 2007-07-20 Richard Sandiford <richard@codesourcery.com>
8817 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
8820 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
8822 * function.c (thread_prologue_and_epilogue_insns): Fix exit
8823 predecessor fallthru flags.
8825 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
8827 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
8828 of compare to the same type.
8829 * cfgloopmanip.c (add_loop): Update information about loop exits.
8830 (loop_version): Remove the innermost loop requirement.
8831 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
8832 to sizetype for pointers.
8834 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
8836 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
8837 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
8838 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
8840 * config/dfp-bit.c: Empty for TFmode conversions.
8842 2007-07-18 Caroline Tice <ctice@apple.com>
8844 * var-tracking.c (find_src_status): Check for COND_EXEC insns
8845 and handle them correctly; check that src is not NULL before
8847 (find_src_set_src): Likewise.
8849 2007-07-18 Bob Wilson <bob.wilson@acm.org>
8851 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
8852 (struct alignment_context, init_alignment_context): New.
8853 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
8854 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
8855 (XCHAL_HAVE_S32C1I): Likewise.
8856 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
8857 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
8858 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
8859 (ATOMIC, HQI): New macros.
8860 (memory_barrier, *memory_barrier): New.
8861 (sync_lock_releasesi): New.
8862 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
8863 (sync_lock_test_and_set<mode>): New.
8864 (sync_<atomic><mode>): New.
8865 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
8866 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
8867 (xtensa_expand_atomic): New.
8869 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8873 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
8874 transformation for builtin ISNORMAL.
8875 (expand_builtin): Handle BUILT_IN_ISNORMAL.
8876 * builtins.def (BUILT_IN_ISNORMAL): New.
8877 * doc/extend.texi: Document isnormal.
8879 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8883 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
8884 optabs infrastructure. Provide generic implementation for
8886 (expand_builtin): Handle FINITE/ISFINITE.
8887 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
8888 (fold_builtin_1): Likewise.
8890 * builtins.def (BUILT_IN_ISFINITE): New.
8892 * doc/extend.texi: Document isfinite.
8894 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8899 * builtins.c (expand_builtin_interclass_mathfn): Provide a
8900 generic fallback for isinf.
8901 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
8902 calculation code ...
8903 * real.c (get_max_float): ... to here.
8904 * real.h (get_max_float): New.
8906 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8910 * builtin-attrs.def (ATTR_TYPEGENERIC,
8911 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
8913 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
8914 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
8915 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
8916 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
8918 * c-common.c (handle_type_generic_attribute): New.
8919 (c_common_attribute_table): Add "type generic".
8921 * c-typeck.c (convert_arguments): Handle "type generic" functions.
8923 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
8925 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
8926 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
8929 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
8932 * config/cris/cris.c (cris_print_index): Don't use XEXP before
8933 checking that the operand is an expression.
8935 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
8936 Danny Smith <dannysmith@users.sourceforge.net>
8939 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
8940 file mapping object in local namespace if Windows version later
8943 2007-07-18 Richard Sandiford <richard@codesourcery.com>
8945 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
8946 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
8947 arm_cannot_force_const_mem.
8948 (arm_cannot_force_const_mem): New function.
8949 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
8950 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
8951 of arm_tls_referenced_p.
8952 * config/arm/arm.md (movsi): Split out-of-section constants when
8953 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
8954 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
8956 2007-07-18 Richard Sandiford <richard@codesourcery.com>
8958 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
8960 2007-07-18 Richard Sandiford <richard@codesourcery.com>
8962 * config/mips/mips.md (*extendqihi2): Convert the destination
8965 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8967 * config/pa/fptr.c: Update license header.
8968 * config/pa/milli64.S: Likewise.
8970 2007-07-17 Nick Clifton <nickc@redhat.com>
8972 * COPYING_v3: New file. Contains version 3 of the GNU General
8974 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
8975 Lesser General Public License.
8976 * doc/include/gpl_v3.texi: New file. Contains version 3 of
8977 the GNU General Public License.
8979 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
8981 PR rtl-optimization/32773
8982 * cfglayout.c (force_one_exit_fallthru): New function.
8983 (cfg_layout_finalize): Use it.
8985 2007-07-16 Richard Guenther <rguenther@suse.de>
8986 Uros Bizjak <ubizjak@gmail.com>
8988 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
8989 before forcing it to gimple operand.
8991 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
8992 David Ung <davidu@mips.com>
8994 * config/mips/mips.h (TUNE_24K): Define.
8995 (TUNE_MACC_CHAINS): Add TUNE_24K.
8996 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
8998 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
8999 (r74k_int_madd): .. this new reservation.
9000 (define_bypass): Fixed bypasses for r74k_int_madd to use
9002 * config/mips/24k.md (define_bypass): Define new
9003 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
9005 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
9006 Nigel Stephens <nigel@mips.com>
9008 * config/mips/mips.md: Include 20kc.md.
9009 * config/mips/20kc.md: New file.
9010 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
9011 (mips_adjust_cost): Tweak for 20Kc.
9012 (mips_issue_rate): Likewise.
9013 * config/mips/mips.h (TUNE_20KC): Define.
9015 2007-07-16 David Edelsohn <edelsohn@gnu.og>
9017 * config/rs6000/rs6000.c (struct processor_cost): Add
9018 cache_line_size, l1_cache_lines, and simultaneous_prefetches
9020 (*_cost): Add cache information.
9021 (rs6000_override_options): Set cache parameters.
9023 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9026 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
9027 * doc/install.texi (mips-sgi-irix6): pthread support works now.
9029 2007-07-16 Paul Brook <paul@codesourcery.com>
9032 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
9033 (cirrus_thumb2_movsi_insn): Ditto.
9035 2007-07-15 Geoffrey Keating <geoffk@apple.com>
9037 * config/rs6000/darwin-fallback.c (interpret_libc): Change
9040 2007-07-15 Andrew Haley <aph@redhat.com>
9042 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
9043 before looking in the context.
9045 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9049 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
9050 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
9051 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
9052 (pa_output_function_prologue): Use rp_saved and
9053 current_function_is_leaf to generate .CALLINFO statement.
9054 (hppa_expand_prologue): Set rp_saved.
9055 (hppa_expand_epilogue): Use rp_saved.
9056 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
9057 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
9059 2007-07-14 Dirk Mueller <dmueller@suse.de>
9061 * omega.c (coalesce): Fix memory leak on early exit.
9062 * matrix-reorg.c (check_allocation_function): Likewise.
9063 * tree-vect-transform.c (vect_get_new_vect_var): free result
9065 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
9066 pass pointer to edge vector
9067 (partition_hot_cold_basic_blocks): Fix memory leak.
9068 * collect2.c (prefix_from_string): Free temporary storage.
9069 * reload1.c (fixup_abnormal_edges): Free sbitmap.
9071 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
9073 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
9074 (DO_GLOBAL_DTORS_BODY): Likewise.
9076 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
9077 Nigel Stephens <nigel@mips.com>
9079 * config/mips/mips.c (mips_classify_symbol): Don't return
9080 SYMBOL_SMALL_DATA for constant pool addresses if
9081 TARGET_EMBEDDED_DATA is true.
9083 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
9085 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
9086 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
9087 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
9088 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
9089 __builtin_ia32_storehps, __builtin_ia32_storelps,
9090 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
9091 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
9092 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
9093 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
9094 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
9095 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
9096 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
9097 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
9098 using def_builtin_const.
9100 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
9102 PR tree-optimization/32705
9103 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
9104 (simplify_binary_expression): Use SSA_VAL consistently.
9106 2007-07-13 David Edelsohn <edelsohn@gnu.org>
9108 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
9109 (SPEFSCR_REGNO): Delete definition.
9110 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
9111 COUNT_REGISTER_REGNUM -> CTR_REGNO.
9112 * config/rs6000/rs6000.h: Do not define *_REGNO.
9113 LINK_REGISTER_REGNUM -> LR_REGNO.
9114 COUNT_REGISTER_REGNUM -> CTR_REGNO.
9115 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
9116 COUNT_REGISTER_REGNUM -> CTR_REGNO.
9117 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
9118 R_VRSAVE, R_VSCR. Use them.
9119 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
9120 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
9121 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
9122 * config/rs6000/aix.h: Define R_LR. Use it.
9124 2007-07-13 Caroline Tice <ctice@apple.com>
9126 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
9127 flag_var_tracking is explicitly turned off (i.e. when variable
9128 tracking is not feasible); otherwise, turn flag_var_tracking on when
9129 flag_var_tracking_uninit is on.
9130 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
9131 note definitions, to allow recording of initialization status in the
9133 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
9134 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
9135 determine if two note locations are equal.
9136 (output_loc_list): Don't output list entries whose start & end labels
9138 (reg_loc_descriptor): Add parameter for initialization status; pass it
9139 to other loc descriptor functions.
9140 (one_reg_loc_descriptor): Add parameter for initialization status;
9141 check its value and add DW_OP_GNU_uninit to returned loc descr if
9143 (multiple_reg_loc_descriptor): Add parameter for initialization
9145 pass init status argument to other loc descriptor functions; check
9146 value of intialization parameter and add DW_OP_GNU_uninit to returned
9147 loc descr if appropriate.
9148 (based_loc_descr): Add parameter for initialization status; add new
9149 variable for return value; check value of initialization parameter and
9150 add DW_OP_GNU_uninit to returned loc descr if appropriate.
9151 (concatn_mem_loc_descriptor): Add parameter for initialization status;
9152 pass init status argument to other loc descriptor functions; check
9153 value of intialization parameter and add DW_OP_GNU_uninit to returned
9154 loc descr if appropriate.
9155 (mem_loc_descriptor): Likewise.
9156 (concat_loc_descriptor): Likewise.
9157 (concatn_loc_descriptor): Likewise.
9158 (loc_descriptor): Add parameter for initialization status; pass it as
9159 argument to other loc descriptor function calls.
9160 (loc_descriptor_from_tree_1): Add appropriate initialization status
9161 to loc descriptor function calls.
9162 (add_location_or_const_value_attribute): Get initialization status
9163 from VAR_LOCATION note; add initialization status to loc descriptor
9165 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
9166 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
9167 status is uninitialized, add "[uninint]" to output.
9168 * common.opt (fvar-tracking-uninit): New option, similar to
9169 fvar-tracking, to turn on tracking of uninitialized variables; creates
9170 a new global flag, flag_var_tracking_uninit.
9171 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
9172 (enum var_init_status): New type, for var initialization status field.
9173 * var-tracking.c (struct location_chain_def): Two new fields, init,
9174 for initialization status, and set_src for the assignment value expr.
9175 (unshare_variable): New parameter for initialization status;
9176 initialize new init and set_src fields.
9177 (var_reg_set): New parameters for initialization status and value;
9178 pass them to set_variable_part.
9179 (var_mem_set): Likewise.
9180 (get_init_value): New function.
9181 (var_reg_delete_and_set): New initialization status & value
9182 parameters; add call to get_init_value if status is unknown; pass new
9183 parameters to clobber_variable_part and var_reg_set.
9184 (var_mem_delete_and_set): Likewise.
9185 (var_reg_delete): Pass null set_src value to clobber_variable_part.
9186 (var_mem_delete): Likewise.
9187 (variable_union): Pass status to unshare_variable; initialize new init
9188 and set_src fields. If flag_var_tracking_uninit is not set, force
9189 status to initialized.
9190 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
9191 used later to get the set_src value.
9192 (find_src_status): New function.
9193 (find_src_set_src): New function.
9194 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
9195 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
9196 MO_SET, get set_src value and pass it to var_reg_delete_and_set
9197 and var_mem_delete_and_set.
9198 (dump_variable): Print out "[uninit]" if appropriate.
9199 (set_variable_part): Add new initialization and set_src parameters;
9200 pass status to unshare_variable; set node->init and node- >set_src
9201 fields and modify slot in hash table appropriately; save the init and
9202 set_src values if appropriate and assign to the new node.
9203 (clobber_variable_part): New set_src parameter; if two nodes have
9204 same variable and same location but different set_src (assignment)
9205 values, clobber old node.
9206 (delete_variable_part): Pass init status to unshare_variable.
9207 (emit_note_insn_var_location): Add initialized var; assign var's init
9208 status to new 'initialized'; pass new init status field to calls to
9209 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
9210 status to initialized.
9211 (emit_notes_in_bb): Pass initialization status to calls to
9212 var_reg_set, var_mem_set, var_reg_delete_and_set and
9213 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
9214 var_reg_delete_and_set and var_mem_delete_and_set; call
9215 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
9216 make up for change in add_stores.
9217 (vt_add_function_parameters): Add status to calls to
9219 * config/darwin.c (darwin_override_options): Turn on uninitialized
9220 tracking automatically, if var_tracking is on and the system is
9223 2007-07-13 Sa Liu <saliu@de.ibm.com>
9225 * config.gcc: Add options for arch and tune on SPU.
9226 * config/spu/predicates.md: Add constant operands 0 and 1.
9227 * config/spu/spu-builtins.def: Add builtins for double precision
9228 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
9229 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
9231 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
9233 * config/spu/spu-protos.h: Add new function prototypes.
9234 * config/spu/spu.c (spu_override_options): Check options -march and
9236 (spu_comp_icode): Add comparison code for DFmode and vector mode.
9237 (spu_emit_branch_or_set): Use the new code for DFmode and vector
9239 (spu_const_from_int): New. Create a vector constant from 4 ints.
9240 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
9241 (spu_emit_vector_compare): New. Emit vector compare.
9242 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
9243 * config/spu/spu.h: Add options -march and -mtune. Define processor
9244 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
9245 CANONICALIZE_COMPARISON.
9246 * config/spu/spu.md: Add new insns for double precision compare
9247 and double precision vector compare. Add vcond and smax/smin patterns
9248 to enable DFmode vector conditional expression.
9249 * config/spu/spu.opt: Add options -march and -mtune.
9250 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
9251 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
9252 both CELL and CELLEDP targets: spu_testsv.
9253 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
9256 2007-07-13 Richard Guenther <rguenther@suse.de>
9258 PR tree-optimization/32721
9259 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
9260 TREE_THIS_VOLATILE on the folded reference.
9261 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
9262 if the array reference has TREE_THIS_VOLATILE set.
9264 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
9267 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
9269 2007-07-13 Andreas Schwab <schwab@suse.de>
9271 * gengtype-lex.l: Allow declarations to be indented.
9273 2007-07-12 Geoffrey Keating <geoffk@apple.com>
9275 * ginclude/tgmath.h: New.
9276 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
9277 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
9278 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
9279 * configure: Regenerate.
9281 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
9283 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
9284 correct index when setting register save state for xd
9287 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
9289 * config/sh/sh.c (mark_use): Remove.
9291 2007-07-12 Paul Brook <paul@codesourcery.com>
9293 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
9294 reg does not overlap return value.
9296 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
9298 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
9299 (set_expression_vuses): Ditto.
9300 (init_pre): Initialize expression_vuses.
9302 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
9304 * config/i386/sse.md (storentdf, storentsf): New.
9306 2007-07-12 Geoffrey Keating <geoffk@apple.com>
9308 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
9310 * tree.c (build_decl_stat): Move code from here...
9311 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
9312 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
9313 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
9314 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
9315 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
9318 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
9319 Devang Patel <dpatel@apple.com>
9321 PR tree-optimization/25413
9322 * targhooks.c (default_builtin_vector_alignment_reachable): New.
9323 * targhooks.h (default_builtin_vector_alignment_reachable): New.
9324 * tree.h (contains_packed_reference): New.
9325 * expr.c (contains_packed_reference): New.
9326 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
9327 (vect_enhance_data_refs_alignment): Call
9328 vector_alignment_reachable_p.
9329 * target.h (vector_alignment_reachable): New builtin.
9330 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
9331 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
9332 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
9334 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
9336 * target.h (builtin_vectorization_cost): Add new target builtin.
9337 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
9338 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
9339 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
9340 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
9341 uninitialized variables.
9342 * tree-vect-transform.c (cost_for_stmt): New function.
9343 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
9344 using cost 1 for all scalar stmts. Be less conservative when
9345 estimating the number of prologue/epulogue iterations. Call
9346 targetm.vectorize.builtin_vectorization_cost. Return
9347 min_profitable_iters-1.
9348 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
9349 initialization cost instead of TARG_VEC_STMT_COST. Use
9350 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
9351 epilogue code. Fix epilogue cost computation.
9352 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
9353 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
9354 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
9355 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
9356 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
9357 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
9359 2007-07-12 Richard Guenther <rguenther@suse.de>
9361 * gimplify.c (gimplify_conversion): Make sure that the result
9362 from maybe_fold_offset_to_reference is trivially convertible
9363 to the desired type before doing the simplification.
9364 (gimplify_expr): Likewise.
9365 * fold-const.c (fold_binary): Use the correct types for
9366 building the simplified expression.
9368 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
9370 PR rtl-optimization/32729
9371 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
9372 that fallthru to exit.
9374 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
9376 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
9377 (symDTPOFF2reg): Likewise.
9379 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
9381 PR tree-optimization/32663
9383 * tree.h (VALUE_HANDLE_VUSES): Remove.
9384 (struct tree_value_handle): Remove vuses.
9386 * tree-vn.c (create_value_handle_for_expr): Don't set
9389 * tree-ssa-pre.c (expression_vuses): New.
9390 (alloc_expression_id): Set up expression_vuses.
9391 (get_expression_vuses): New.
9392 (set_expression_vuses): Ditto.
9393 (clear_expression_ids): Modify for expression_vuses.
9394 (phi_translate_1): Ditto.
9395 (phi_translate_set): Ditto.
9396 (value_dies_in_block_x): Ditto
9397 (valid_in_sets): Ditto.
9398 (add_to_sets): Ditto.
9399 (find_existing_value_expr): Ditto.
9400 (create_value_handle_for_expr): Ditto.
9401 (make_values_for_stmt): Ditto.
9402 (vuse_equiv): Remove.
9404 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
9406 * Makefile.in (mostlyclean): Remove object files.
9408 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
9410 * toplev.c (no_new_pseudos): Deleted.
9411 * rtl.h (no_new_pseudos): Deleted.
9412 * tree-pass.h (pass_no_new_pseudos): Deleted.
9413 * passes.c (pass_no_new_pseudos): Deleted.
9414 * final.c (rest_of_clean_state): Removed no_new_pseudos.
9415 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
9416 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
9418 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
9419 * rtlhooks.c (gen_lowpart_general): Ditto.
9420 * optabs.c (prepare_operand): Ditto.
9421 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
9423 * modulo-sched.c (rest_of_handle_sms): Ditto.
9424 * see.c (rest_of_handle_see): Ditto.
9425 * ifcvt.c (if_convert): Ditto.
9426 (gate_handle_if_after_combine): Replaced no_new_pseudos with
9428 * init-regs.c (gate_initialize_regs): Deleted set of
9430 * lower-subreg.c (decompose_multiword_subregs): Ditto.
9431 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
9432 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
9434 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
9437 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
9438 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
9439 (*vec_extractv2di_1_rex64): New insn pattern.
9441 2007-07-11 David Daney <ddaney@avtrex.com>
9443 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
9444 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
9445 for SIGNAL_UNWIND_RETURN_COLUMN.
9446 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
9447 (DWARF_FRAME_REGNUM): Rewrite.
9448 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
9450 2007-07-11 Nick Clifton <nickc@redhat.com>
9452 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
9453 delta and use gen_int_mode in place of GET_INT instead.
9455 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
9457 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
9460 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
9462 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
9463 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
9465 * params.h (VERIFY_CANONICAL_TYPES): Remove.
9466 (USE_CANONICAL_TYPES): New.
9467 * doc/invoke.texi (verify-canonical-types): Remove.
9468 (use-canonical-types): Add.
9470 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
9472 * config/spu/spu.c (spu_optimization_options): Remove setting of
9473 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
9474 (spu_override_options): Move it here.
9476 2007-07-11 Richard Sandiford <richard@codesourcery.com>
9478 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
9479 * config/mips/mips.c (mips_cpu_info_table): Mention
9480 MIPS_ISA_LEVEL_SPEC in the comment.
9482 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
9484 PR tree-optimization/32713
9485 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
9487 2007-07-11 Paolo Carlini <pcarlini@suse.de>
9490 * c-opts.c (c_common_post_options): Do not change flag_complex_method
9491 conditional to flag_isoc99.
9492 (c_common_init_options): Do it here, unconditionally.
9494 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
9496 PR tree-optimization/32589
9497 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
9498 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
9499 * tree-ssa-propagate.c (valid_gimple_expression_p): New
9500 predicate, extracted from...
9501 (set_rhs): ...here. Call it for the expression on entry.
9502 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
9503 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
9504 (simplify_binary_expression): Use valid_gimple_expression_p
9505 to validate the simplification.
9506 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
9508 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
9510 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
9511 DWARF2_DEBUG on 32 bit target too.
9512 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
9514 2007-07-11 Nick Clifton <nickc@redhat.com>
9516 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
9517 version for 64-bit hosts.
9519 2007-07-10 David Daney <ddaney@avtrex.com>
9521 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
9523 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
9525 * config/mips/mips.c (mips_expand_synci_loop): New function.
9526 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
9527 (UNSPEC_RDHWR): Same.
9528 (UNSPEC_SYNCI): Same.
9529 (UNSPEC_SYNC): Same.
9530 (clear_cache): New expand.
9534 (clear_hazard): Same.
9535 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
9537 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
9538 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
9540 2007-07-10 Ian Lance Taylor <iant@google.com>
9542 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
9545 2007-07-10 David Daney <ddaney@avtrex.com>
9547 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
9548 * builtins.c (expand_builtin___clear_cache): New function.
9549 (expand_builtin): Call expand_builtin___clear_cache for
9550 BUILT_IN_CLEAR_CACHE case.
9551 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
9552 * doc/md.texi (clear_cache): Document new instruction pattern.
9553 * testsuite/gcc.dg/builtins-64.c: New test.
9555 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
9557 * config/cris/cris.md ("movsi"): Fix typo in last change.
9559 2007-07-09 Geoffrey Keating <geoffk@apple.com>
9562 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
9564 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
9565 * varasm.c (assemble_start_function): Honor DECL_ALIGN
9566 for FUNCTION_DECLs. Don't use align_functions_log if
9568 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
9569 even for FUNCTION_DECLs.
9570 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
9572 * tree.h (DECL_ALIGN): Update for new location of 'align'.
9573 (DECL_FUNCTION_CODE): Update for new location and name of
9575 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
9576 (struct tree_decl_common): Move 'align' and 'off_align' out
9577 of union, ensure they're still on a 32-bit boundary. Remove
9578 other fields in union 'u1'.
9579 (struct tree_function_decl): Add field 'function_code' replacing
9580 'u1.f' in tree_decl_common.
9581 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
9582 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
9583 (Variable Attributes): Cross-reference 'aligned' attribute
9584 to Function Attributes.
9585 * flags.h (force_align_functions_log): Delete.
9586 * toplev.c (force_align_functions_log): Delete.
9588 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
9591 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
9592 (*vec_concatv2di_rex): New insn pattern.
9594 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9597 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
9599 2007-07-10 Ian Lance Taylor <iant@google.com>
9601 Replace no_new_pseudos in backends.
9602 * rtl.h (can_create_pseudo_p): Define.
9603 * config/darwin.c (machopic_indirect_data_reference): Use
9604 can_create_pseudo_p () instead of no_new_pseudos.
9605 (machopic_indirect_data_reference): Likewise.
9606 (machopic_legitimize_pic_address): Likewise.
9607 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
9608 (alpha_emit_set_const_1): Likewise.
9609 (alpha_emit_set_const): Likewise.
9610 (alpha_emit_conditional_move): Likewise.
9611 (alpha_split_conditional_move): Likewise.
9612 * config/alpha/alpha.md (various splitters): Likewise.
9614 * config/arm/arm.c (legitimize_pic_address): Likewise.
9615 (arm_load_pic_register): Likewise.
9616 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
9617 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
9618 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
9619 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
9620 * config/cris/cris.md (movsi): Likewise.
9621 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
9622 (symGOTOFF2reg_hilo): Likewise.
9623 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
9624 * config/h8300/h8300.md (insv, extzv): Likewise.
9625 * config/i386/i386.c (ix86_expand_move): Likewise.
9626 (ix86_expand_vector_move): Likewise.
9627 (ix86_prepare_fp_compare_args): Likewise.
9628 (ix86_expand_carry_flag_compare): Likewise.
9629 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
9630 (tls_dynamic_gnu2_combine_32): Likewise.
9631 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
9632 * config/ia64/ia64.c (ia64_expand_move): Likewise.
9633 (ia64_expand_movxf_movrf): Likewise.
9634 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
9635 (m32c_split_move): Likewise.
9636 (m32c_expand_insv): Likewise.
9637 * config/m68k/m68k.md (movsi): Likewise.
9638 * config/mips/mips.c (mips_force_temporary): Likewise.
9639 (mips_split_symbol): Likewise.
9640 (mips_move_integer): Likewise.
9641 (mips_legitimize_const_move): Likewise.
9642 * config/mn10300/mn10300.md (movsi): Likewise.
9643 * config/pa/pa.c (emit_move_sequence): Likewise.
9644 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
9645 (rs6000_got_register): Likewise.
9646 (create_TOC_reference): Likewise.
9647 (rs6000_machopic_legitimize_pic_address): Likewise.
9648 * config/rs6000/rs6000.md (add<mode>3): Likewise.
9649 (various splitters): Likewise.
9650 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
9651 (movsi_got): Likewise.
9652 * config/s390/s390.c (emit_symbolic_move): Likewise.
9653 * config/s390/s390.md (movhi, movqi): Likewise.
9654 (load_multiple, store_multiple): Likewise.
9655 * config/score/score.c (score_force_temporary): Likewise.
9656 * config/sh/sh.c (prepare_move_operands): Likewise.
9657 (prepare_cbranch_operands): Likewise.
9658 (emit_fpu_switch): Likewise.
9659 (fpscr_set_from_mem): Likewise.
9660 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
9661 (adddi3, subsi3): Likewise.
9662 (various splitters): Likewise.
9663 (divsi_inv_fp_combine): Likewise.
9664 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
9665 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
9667 * config/sh/predicates.md (xor_operand): Likewise.
9668 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
9669 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
9670 (movdi_pic_label_ref): Likewise.
9671 * config/spu/spu.c (spu_split_immediate): Likewise.
9672 * config/alpha/alpha.md (various splitters): Remove test
9673 !no_new_pseudos || reload_completed.
9674 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
9676 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
9677 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
9678 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
9679 * config/score/score.c (th_output_mi_thunk): Likewise.
9680 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
9681 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
9683 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
9685 PR rtl-optimization/32664
9686 * mode-switching.c (create_pre_exit): Skip barrier insns.
9688 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
9690 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
9691 force_gimple_operand_bsi.
9692 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
9693 rewrite_use_compare): Ditto.
9694 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
9696 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
9697 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
9698 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
9699 * tree-profile.c (prepare_instrumented_value,
9700 tree_gen_interval_profiler, tree_gen_pow2_profiler,
9701 tree_gen_one_value_profiler, tree_gen_ic_profiler,
9702 tree_gen_ic_func_profiler, tree_gen_average_profiler,
9703 tree_gen_ior_profiler): Ditto.
9704 * tree-ssa-reassoc.c (negate_value): Ditto.
9705 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
9706 Use force_gimple_operand_bsi.
9707 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
9708 * tree-if-conv.c (add_to_dst_predicate_list,
9709 find_phi_replacement_condition): Ditto.
9710 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
9711 Call mark_symbols_for_renaming for new statements.
9712 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
9714 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
9716 * cfghooks.c (remove_edge): New function.
9717 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
9719 * cfghooks.h (remove_edge): Declare.
9720 * cfg.c (remove_edge): Renamed to remove_edge_raw.
9721 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
9723 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
9725 * optabs.h: Added declaration for signbit_optab.
9726 * optabs.c: (init_optabs): Added initialization for signbit_optab.
9727 * genoptinit.c (optabs): Added entry for signbit insns.
9728 * builtins.c (expand_builtin_signbit): Added code to use a signbit
9730 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
9731 * config/s390/s390.md (signbit<mode>2): New expander.
9733 2007-07-09 Richard Guenther <rguenther@suse.de>
9736 * fold-const.c (fold_plusminus_mult_expr): Move constant
9737 arguments second to allow decomposing.
9739 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
9742 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
9744 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
9745 Disregard DECL_FROM_INLINE.
9747 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
9750 * doc/invoke.texi: Add ftree-reassoc flag.
9751 * common.opt (ftree-reassoc): New flag.
9752 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
9753 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
9755 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
9757 PR tree-optimization/32681
9758 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
9759 saved in second_edge->aux when first_bb is a loop header.
9761 2007-07-09 Jan HUbicka <jh@suse.cz>
9763 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
9765 2007-07-09 Richard Guenther <rguenther@suse.de>
9767 * c-decl.c (start_function): Do not promote return type.
9769 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
9771 * function.c (do_warn_unused_parameter): Do not warn if
9772 TREE_NO_WARNING is set.
9774 2007-07-08 Andreas Schwab <schwab@suse.de>
9776 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
9778 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
9781 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
9783 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
9784 apply to assembly language, too.
9785 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
9787 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
9789 Revert (note the sccvn portions are *not* reverted)
9790 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
9792 Fix PR tree-optimization/23488
9794 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
9796 * tree-flow-inline.h (get_value_handle): Ditto.
9797 * tree-ssa-pre.c (decl_vh_map): New.
9798 (decl_node_pool): New.
9799 (can_value_number_operation): Support DECL_P.
9800 (can_PRE_operation): Ditto.
9801 (create_expression_by_pieces): Ditto.
9802 (find_existing_value_expr): Modify to differnetiate between
9803 addressing and top level.
9804 (create_value_handle_for_expr): Handle DECL's.
9805 (poolify_tree): Ditto.
9806 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
9807 (make_values_for_stmt): Handle DECL's properly.
9808 (init_pre): Reorg to not init useless things during FRE.
9810 * tree-flow.h: Include pointer-set.h.
9811 (decl_vh_map): Declare.
9812 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
9814 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
9816 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
9817 the constraint description.
9818 * doc/md.texi: Update documentation of AVR constraints.
9820 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
9822 * auto-inc-dec.c, config/arm/arm.c,
9823 config/m32r/constraints.md, config/mips/mips.md,
9824 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
9825 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
9826 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
9827 typos. Follow spelling conventions.
9828 * doc/invoke.texi, doc/rtl.texi: Fix typos.
9830 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
9831 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
9833 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
9834 realloc_vuse): Remove.
9835 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
9838 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
9840 Fix PR tree-optimization/23488
9842 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
9843 (try_to_simplify): Ditto.
9845 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
9847 * tree-flow-inline.h (get_value_handle): Ditto.
9848 * tree-ssa-pre.c (decl_vh_map): New.
9849 (decl_node_pool): New.
9850 (can_value_number_operation): Support DECL_P.
9851 (can_PRE_operation): Ditto.
9852 (create_expression_by_pieces): Ditto.
9853 (find_existing_value_expr): Modify to differnetiate between
9854 addressing and top level.
9855 (create_value_handle_for_expr): Handle DECL's.
9856 (poolify_tree): Ditto.
9857 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
9858 (make_values_for_stmt): Handle DECL's properly.
9859 (init_pre): Reorg to not init useless things during FRE.
9861 * tree-flow.h: Include pointer-set.h.
9862 (decl_vh_map): Declare.
9863 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
9865 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
9867 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
9868 apply to assembly language, too.
9869 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
9871 2007-07-06 Ian Lance Taylor <iant@google.com>
9872 Zack Weinberg <zackw@panix.com>
9875 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
9877 2007-07-06 Richard Sandiford <richard@codesourcery.com>
9879 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
9880 (prefetch): Likewise if "pref" would be used.
9882 2007-07-06 Josh Conner <jconner@apple.com>
9886 * calls.c (store_one_arg): Handle arguments which are partially
9887 on the stack when detecting argument overlap.
9889 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
9891 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
9892 chosen during find_reloads.
9894 2007-07-06 Richard Guenther <rguenther@suse.de>
9896 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
9897 TYPE_ARG_TYPES for verification of argument types. Use
9898 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
9899 parameters as variable arguments.
9901 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
9903 * libgcc2.h (word_type): Type definition removed.
9904 (cmp_return_type, shift_count_type): Type definitions added.
9905 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
9906 replaced with shift_count_type.
9907 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
9909 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
9910 changed from word_type to Wtype.
9911 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
9912 replaced with shift_count_type.
9913 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
9915 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
9916 and libgcc_shift_count attribute added.
9917 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
9918 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
9919 (TARGET_INITIALIZER): New target hooks added.
9920 * targhooks.c (default_libgcc_cmp_return_mode,
9921 default_libgcc_shift_count_mode): Default implementations for the new
9923 * targhooks.h (default_libgcc_cmp_return_mode,
9924 default_libgcc_shift_count_mode): Function prototypes added.
9925 * target.h (struct gcc_target): Fields for the new target hooks added.
9926 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
9928 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
9931 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
9932 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
9934 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
9935 s390_libgcc_shift_count_mode): Functions added.
9936 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
9937 Target hooks defined.
9939 2007-07-06 Richard Sandiford <richard@codesourcery.com>
9941 * config/mips/mips.c (compute_frame_size): Restore the original
9942 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
9943 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
9944 Document why the difference is needed.
9946 2007-07-06 Richard Guenther <rguenther@suse.de>
9948 * c-common.c (boolean_increment): Use correctly typed
9951 2007-07-06 Richard Sandiford <richard@codesourcery.com>
9953 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
9954 the topmost argument register is not also included in the save mask.
9955 (mips16e_collect_argument_save_p): Take a pointer to the argument
9956 register, rather than a pointer to the number of arguments.
9957 (mips16e_collect_argument_saves): Only include argument saves
9958 that aren't in the register mask.
9960 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
9962 PR rtl-optimization/32450
9963 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
9964 to ensure that instructions are not moved into the prologue when
9965 profiling is on. Remove unused prologue_end variable.
9966 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
9967 as a scheduling barrier.
9969 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
9972 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
9973 Disregard DECL_FROM_INLINE.
9975 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
9977 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
9978 IORing with a constant.
9980 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
9982 PR rtl-optimization/32475
9983 * df-scan.c (df_def_record_1): Add a use of the stack pointer
9984 for every definition of the stack pointer.
9986 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
9988 * arm.c (vfp3_const_double_index): Copy signed results of
9989 REAL_VALUE_TO_INT into unsigned vars.
9991 2007-07-05 Richard Guenther <rguenther@suse.de>
9994 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
9996 * tree-ssa.c (useless_type_conversion_p): Check canonical
9999 2007-07-05 Anatoly Sokolov <aesok@post.ru>
10001 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
10002 zero_extendhisi2): Change to define_insn_and_split.
10003 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
10005 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
10007 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
10008 pass_match_asm_constraints): New.
10009 * passes.c (init_optimization_passes): Add new pass.
10010 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
10011 * function.h (struct function): Add has_asm_statement bit.
10012 (current_function_has_asm_statement): New.
10013 * tree-pass.h (pass_match_asm_constraints): New.
10015 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
10017 * config/mips/mips.c (mips_file_start): Avoid declaration
10020 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
10022 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
10024 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
10026 * rtl.def (NOTE): Change print format string to print
10027 operand 5 as a note insn name.
10029 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
10030 David Ung <davidu@mips.com>
10032 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
10033 * doc/invoke.texi: (MIPS Options): Document them.
10035 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
10036 David Ung <davidu@mips.com>
10038 Add support for SmartMIPS ASE.
10040 * optabs.c (expand_binop_directly): New, broken out from...
10041 (expand_binop): Here. Make it try rotating in the other
10042 direction even when the second operand isn't constant.
10043 * config/mips/mips.md (*lwxs): New.
10044 * config/mips/mips.opt (msmartmips): New.
10045 * config/mips/mips.c (mips_lwxs_address_p): New.
10046 (mips_rtx_costs): Make it recognize scaled indexed addressing.
10047 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
10048 __mips_smartmips when compiling for TARGET_SMARTMIPS.
10049 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
10050 (ISA_HAS_LWXS): New.
10051 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
10052 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
10053 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
10054 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
10055 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
10056 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
10057 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
10059 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
10061 * tree-vectorizer.c (new_loop_vec_info): Initialize
10062 LOOP_VINFO_COST_MODEL_MIN_ITERS.
10063 * tree-vectorizer.h (_loop_vec_info): Added new filed
10064 min_profitable_iters.
10065 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
10066 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
10067 * tree-vect-analyze.c (vect_analyze_operations): Set
10068 LOOP_VINFO_COST_MODEL_MIN_ITERS.
10069 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
10070 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
10071 Fix calculation of peel_iters_prologue. Move consideration of epilogue
10072 and prologue cost to after they are computed.
10073 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
10074 TARG_VEC_STMT_COST.
10075 (vect_model_simple_cost): Takes additional argument dt. Consider cost
10076 of creating vectors from scalars according to dt.
10077 (vect_model_store_cost): Likewise.
10078 (vectorizable_call): Use dt array instead of scalar dt. Call
10079 vect_model_simple_cost with additional argument dt.
10080 (vectorizable_assignment): Likewise.
10081 (vectorizable_operation): Likewise.
10082 (vectorizable_type_demotion): Likewise.
10083 (vectorizable_type_promotion): Likewise.
10084 (vectorizable_store): Use dt array instead of scalar dt. Call
10085 vect_model_store_cost with additional argument dt.
10086 (vect_do_peeling_for_loop_bound): Don't call
10087 vect_estimate_min_profitable_iters. Instead, lookup
10088 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
10089 "may not be profitable".
10091 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
10094 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
10095 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
10096 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
10097 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
10099 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
10101 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
10102 addressing modes cheaper.
10104 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
10106 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
10107 (dw_ranges_struct): Rename block_num to num. Adjust.
10108 (dw_ranges_by_label_struct): New.
10109 (ranges_by_label, ranges_by_label_allocated,
10110 ranges_by_label_in_use): New variables.
10111 (add_ranges_num): Factored most of the code out of...
10112 (add_ranges): ... this one. Rewrite in terms of the former.
10113 (add_ranges_by_labels): New.
10114 (output_ranges): Output by-label ranges.
10115 (dwarf2out_finish): Output range for multiple-section
10116 compile_unit. Output standard DW_AT_low_pc in addition to
10117 unexpected DW_AT_entry_pc.
10119 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
10121 PR tree-optimization/32604
10122 PR tree-optimization/32606
10124 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
10125 (compute_antic_safe): Removed.
10126 (ANTIC_SAFE_LOADS): Ditto.
10127 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
10128 (execute_pre): Don't call compute_antic_safe.
10129 (vuse_equiv): New function.
10130 (make_values_for_stmt): Use it
10131 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
10134 2007-07-04 Anatoly Sokolov <aesok@post.ru>
10137 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
10138 rather than a decl.
10139 (avr_attribute_table): Make "naked" attribute apply to function types
10140 rather than to decls.
10141 (avr_handle_fntype_attribute): New function.
10143 2007-07-04 Joseph Myers <joseph@codesourcery.com>
10145 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
10148 2007-07-04 David Ung <davidu@mips.com>
10149 Joseph Myers <joseph@codesourcery.com>
10151 * config/mips/mips.md (type): Add logical, signext and move.
10152 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
10153 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
10154 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
10155 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
10156 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
10157 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
10158 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
10159 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
10160 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
10161 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
10162 movv2sf_hardfloat_64bit): Use the new types.
10163 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
10164 *movdf_softfloat, *movdf_mips16): Use "multi".
10165 (extendqihi2): Replace with a define_expand.
10166 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
10167 Based on extend<SHORT:mode><GPR:mode>2 patterns.
10168 * config/mips/74k.md (r74k_int_logical): New reservation and
10170 (r74k_int_arith): Remove "slt".
10171 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
10172 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
10173 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
10174 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
10175 reservations for "arith".
10177 2007-07-04 Richard Guenther <rguenther@suse.de>
10179 * tree-ssa.c (useless_type_conversion_p): Add handling for
10180 scalar float and vector types. Only call the types_compatible_p
10181 langhook for aggregate types as last resort. Follow the
10184 2007-07-04 Richard Guenther <rguenther@suse.de>
10186 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
10187 the same as NOP_EXPR.
10189 2007-07-04 Nick Clifton <nickc@redhat.com>
10191 * target.h (struct gcc_target): Add target_help field.
10192 * target-def.h (TARGET_HELP): New.
10193 (TARGET_INITIALIZER): Use TARGET_HELP.
10194 * opts.c (command_handle_option): Invoke target_help function, if
10195 defined, when the user has specified --target-help on the command
10197 * doc/invoke.texi: Mention that --target-help might print
10198 additional information.
10199 * doc/tm.texi: Document TARGET_HELP hook.
10201 * arm.c (TARGET_HELP): Override default definition.
10202 (arm_target_help): New - display a wrapped list of cores and
10203 architectures supported.
10205 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
10207 * config/v850/v850.c (expand_prologue): Make sure
10208 GEN_INT() argument is sign extended rather than zero extended.
10209 (expand_epilogue): Likewise.
10210 (output_move_double): Delete.
10211 * config/v850/v850-protos.h (output_move_double): Delete.
10212 * config/v850/v850.md (movdi): Delete.
10213 (*movdi_internal): Delete.
10215 (*movdf_internal): Delete.
10217 2007-07-04 Richard Sandiford <richard@codesourcery.com>
10219 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
10220 unless compiling RTP PIC.
10222 2007-07-04 Richard Guenther <rguenther@suse.de>
10224 PR tree-optimization/32482
10225 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
10226 original ssa name if we didn't find a shift expression.
10227 Fix shift constant for bit zero test.
10229 2007-07-04 Richard Sandiford <richard@codesourcery.com>
10231 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
10233 2007-07-04 Richard Sandiford <richard@codesourcery.com>
10235 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
10236 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
10237 * config/arm/vxworks.h (ASM_SPEC): Delete.
10238 (SUBTARGET_EXTRA_ASM_SPEC): Define.
10240 2007-07-04 Sebastian Pop <sebpop@gmail.com>
10242 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
10243 (DDR_REVERSED_P): New.
10244 * tree-data-ref.c (initialize_data_dependence_relation,
10245 build_classic_dist_vector): Set DDR_REVERSED_P.
10247 2007-07-04 Sebastian Pop <sebpop@gmail.com>
10249 PR middle-end/32457
10250 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
10251 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
10252 init_omega_for_ddr_1): Use non conservative number of iterations
10254 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
10255 (analyze_siv_subscript): Remove FIXME and reinitialization of
10256 last_conflicts to chrec_dont_know.
10257 * testsuite/gfortran.dg/vect/pr32457.f90: New.
10259 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
10261 * tree.c (maybe_canonicalize_argtypes): Improve description.
10263 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
10265 * tree.c (maybe_canonicalize_argtypes): New.
10266 (build_function_type): Set canonical type.
10267 (build_method_type_directly): Ditto.
10268 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
10271 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
10273 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
10275 (rewrite_use_nonlinear_expr): Likewise.
10277 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
10279 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
10281 2007-07-04 Ben Elliston <bje@au.ibm.com>
10283 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
10286 * c-objc-common.c (c_types_compatible_p): Fix indentation.
10288 * doc/tm.texi (Run-time Target): Capitalise "CPU".
10289 (Exception Handling): Likewise.
10291 2007-07-03 Jan Hubicka <jh@suse.cz>
10293 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
10295 2007-07-03 Eric Christopher <echristo@apple.com>
10297 * doc/cppopts.texi: Add conflicting option note to -dM.
10298 * doc/invoke.texi: Add note about possible conflicts with
10299 -E for -dCHARS and note that -dM will not produce
10300 any results if there is no machine dependent reorg.
10302 2007-07-03 Geoffrey Keating <geoffk@apple.com>
10304 * tree.h (DECL_ALIGN): Back out previous change.
10306 2007-07-03 Joseph Myers <joseph@codesourcery.com>
10308 * configure.ac: Test for .dtprelword support on MIPS.
10309 * configure, config.in: Regenerate.
10310 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
10311 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
10313 2007-07-03 Julian Brown <julian@codesourcery.com>
10315 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
10316 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
10317 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
10318 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
10320 (all_fpus): Add FPUTYPE_VFP3.
10321 (fp_model_for_fpu): Add VFPv3 field.
10322 (arm_rtx_costs_1): Give cost to VFPv3 constants.
10323 (vfp3_const_double_index): New function. Return integer index of
10324 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
10326 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
10327 and argument represents a valid RTX for a VFPv3 constant.
10328 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
10330 (vfp_emit_fstmd): Similar, for fstmd.
10331 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
10332 constants, represented as integer indices.
10333 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
10334 VFP_REGNO_OK_FOR_DOUBLE macros.
10335 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
10336 (arm_file_start): Set float-abi attribute for VFPv3, and output
10337 correct ".fpu" assembler directive.
10338 (arm_dbx_register_numbering): Add FIXME.
10339 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
10340 (fputype): Add FPUTYPE_VFP3.
10341 (FIXED_REGISTERS): Add 32 registers for D16-D31.
10342 (CALL_USED_REGISTERS): Likewise.
10343 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
10344 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
10345 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
10346 (D7_VFP_REGNUM): New.
10347 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
10348 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
10349 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
10350 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
10351 (REG_ALLOC_ORDER): Adjust for VFPv3.
10352 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
10353 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
10354 VFP_LO_REGS, VFP_HI_REGS.
10355 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
10356 (IS_VFP_CLASS): Define macro.
10357 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
10359 (REGISTER_MOVE_COST): Likewise.
10360 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
10361 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
10362 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
10363 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
10364 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
10365 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
10366 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
10367 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
10368 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
10369 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
10370 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
10371 where appropriate for single-word registers.
10372 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
10373 As above. Fix type attributes.
10374 * config/arm/constraints.md (register_contraint "t"): Define.
10375 (register_constraint "w"): Change to D0-D15, or D0-D31 for
10377 (register_constraint "x"): Define.
10378 (constraint "Dv"): Define.
10380 2007-07-03 Geoffrey Keating <geoffk@apple.com>
10382 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
10384 2007-07-03 Tom Tromey <tromey@redhat.com>
10386 * c-parser.c (objc_pq_context): Removed.
10387 (objc_need_raw_identifier): Likewise.
10388 (c_parser) <objc_pq_context>: New field.
10389 <objc_need_raw_identifier>: Likewise.
10390 (OBJC_NEED_RAW_IDENTIFIER): Removed.
10391 (c_lex_one_token): Update.
10392 (c_parser_objc_protocol_definition): Update.
10393 (c_parser_objc_method_definition): Update.
10394 (c_parser_objc_methodproto): Update.
10395 (c_parser_declspecs): Update.
10397 2007-07-03 David Ung <davidu@mips.com>
10399 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
10401 2007-07-03 David Ung <davidu@mips.com>
10402 Richard Sandiford <richard@codesourcery.com>
10404 * doc/invoke.texi: Document -march=74kf3_2.
10405 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
10406 (TUNE_74K): Check for it.
10407 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
10408 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
10409 * config/mips/mips.md (cpu): Add 74kf3_2.
10410 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
10411 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
10412 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
10413 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
10414 74kf3_2 to the CPU list.
10415 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
10416 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
10417 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
10418 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
10419 (r74kf3_2_fxfer_from_c1): New insn reservations.
10421 2007-07-03 Richard Sandiford <richard@codesourcery.com>
10422 David Ung <davidu@mips.com>
10424 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
10425 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
10426 and 74k[fx]. Document aliases for the new options.
10427 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
10428 (PROCESSOR_24KF2_1): ...this.
10429 (PROCESSOR_24KX): Rename to...
10430 (PROCESSOR_24KF1_1): ...this.
10431 (PROCESSOR_74KF): Rename to...
10432 (PROCESSOR_74KF2_1): ...this.
10433 (PROCESSOR_74KX): Rename to...
10434 (PROCESSOR_74KF1_1): ...this.
10435 (TUNE_74K): Update PROCESSOR_* names.
10436 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
10437 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
10438 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
10439 (mips_rtx_cost_data): Update processor names in comments.
10440 (mips_issue_rate): Update PROCESSOR_* names.
10441 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
10442 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
10443 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
10444 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
10445 Update cpu attribute names.
10446 (r24k_fpu_iss): Rename this reservation to...
10447 (r24kf2_1_fpu_iss): ...this and update all uses.
10448 (r24kx_fpu_iss): Rename this reservation to...
10449 (r24kf1_1_fpu_iss): ...this and update all uses.
10450 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
10451 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
10452 Update cpu attribute names.
10454 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
10456 * config/m32r/constraints.md: New file.
10457 * config/m32r/m32r.c: Include tm-constrs.h.
10458 (small_data_operand): Use satisfies_constraint_* instead of macro.
10459 (addr24_operand, gen_compare): Likewise.
10460 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
10461 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
10462 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
10463 EXTRA_CONSTRAINT): Likewise.
10464 * config/m32r/m32r.md: Include constraints.md.
10465 (*movsi_insn): Use satisfies_constraint_* instead of macro.
10466 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
10467 * config/m32r/predicates.md (conditional_move_operand): Likewise.
10468 (two_insn_const_operand, int8_operand, uint16_operand,
10469 reg_or_int16_operand, reg_or_uint16_operand,
10470 reg_or_cmp_int16_operand, cmp_int16_operand,
10471 seth_add3_operand): Likewise.
10473 2007-07-03 Eric Christopher <echristo@gmail.com>
10475 * libgcc2.h: Conditionally declare __bswapsi2 and
10478 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
10480 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
10483 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10486 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
10487 (__gthrw_pragma): Provide default definition.
10488 (__gthrw2): Use it.
10489 * gthr-posix.c (__gthrw_pragma): Define.
10491 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
10493 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
10494 before declaring inequality.
10496 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
10498 * combine.c (recog_for_combine): Log the success or failure of
10499 matching new insn patterns against the machine description in
10502 2007-07-03 Revital Eres <eres@il.ibm.com>
10504 * ddg.c (print_sccs): New function.
10505 (check_sccs): New function.
10506 (create_ddg_all_sccs): Use it.
10507 * ddg.h (print_sccs): Declare.
10508 * modulo-sched.c (sms_order_nodes): Call print_sccs.
10510 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
10512 * targhooks.h (default_mode_for_suffix): New function declaration.
10513 * targhooks.c (default_mode_for_suffix): New default target hook.
10514 * target.h (struct c): New structure in the targetm struct.
10515 (mode_for_suffix): New target hook as part of struct c.
10516 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
10517 default_mode_for_suffix.
10518 (TARGET_C): New define.
10519 * c-lex.c: Include "target.h".
10520 (interpret_float): Use targetm.c.mode_for_suffix to determine
10521 the mode for a given non-standard suffix.
10522 Makefile.in (c-lex.o): Depend on $(TARGET_H).
10524 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
10525 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
10527 * doc/extend.texi (Floating Types): New node. Document __float80 and
10528 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
10530 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
10533 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
10534 predicate instead of target_operand.
10535 (divsi3_i1_media, divsi3_media_2): Likewise.
10537 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
10539 * tree.h (alias_sets_might_conflict_p): Rename into
10540 alias_sets_must_conflict_p.
10541 * alias.c (alias_sets_might_conflict_p): Likewise.
10542 (alias_sets_conflict_p): Use it.
10543 (objects_must_conflict_p): Likewise.
10544 * c-common.c (strict_aliasing_warning): Adjust.
10546 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
10548 * rtlhooks.c (gen_lowpart_if_possible): Check for
10549 invalid subreg before calling gen_lowpart_SUBREG.
10551 2007-07-02 Geoffrey Keating <geoffk@apple.com>
10553 * config/darwin9.h: Add copyright notice.
10554 (LINK_COMMAND_SPEC): Add comment.
10555 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
10556 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
10557 DARWIN_LIBSYSTEM_HAS_UNWIND.
10559 2007-07-02 Jakub Jelinek <jakub@redhat.com>
10562 * omp-low.c (check_combined_parallel): New function.
10563 (lower_omp_parallel): Call it via walk_stmts, set
10564 OMP_PARALLEL_COMBINED if appropriate.
10565 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
10566 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
10567 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
10568 don't consider it as combined parallel.
10570 2007-07-02 Richard Sandiford <richard@codesourcery.com>
10572 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
10573 (gcc_tooldir): Likewise.
10574 * configure: Regenerate.
10575 * Makefile.in (libsubdir_to_prefix): New variable, based on the
10576 old configure.ac gcc_tooldir setting.
10577 (prefix_to_exec_prefix): New variable.
10578 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
10579 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
10581 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
10583 Fix PR tree-optimization/32583
10584 Fix PR tree-optimization/32584
10585 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
10586 (phi_translate_set): Use phi_translate directly now.
10587 (make_values_for_stmt): Don't value number RHS if we already know
10590 2007-07-02 Steve Ellcey <sje@cup.hp.com>
10591 Jim Wilson <wilson@specifix.com>
10594 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
10597 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
10598 Richard Sandiford <richard@codesourcery.com>
10599 Nigel Stephens <nigel@mips.com>
10601 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
10602 (mips16e_output_save_restore): Declare.
10603 (mips16e_save_restore_pattern_p): Likewise.
10604 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
10605 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
10606 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
10607 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
10608 (BITSET_P): New global macro, extracted from...
10609 (mips_for_each_saved_reg): ...here.
10610 (mips16e_save_restore_info): New struct.
10611 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
10612 (mips16e_save_restore_regs): New variable.
10613 (mips_split_plus, mips16e_find_first_register): New functions.
10614 (mips16e_mask_registers): New function.
10615 (compute_frame_size): Expand the commentary before the function.
10616 Enforce the MIPS16e save and restore register range restrictions.
10617 Pad the general register save area at the low end.
10618 (mips16e_save_restore_reg, mips16e_build_save_restore)
10619 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
10620 (mips16e_output_save_restore, mips16e_collect_propagate_value)
10621 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
10623 (mips_expand_prologue, mips_expand_epilogue): Handle
10624 GENERATE_MIPS16E_SAVE_RESTORE.
10625 * config/mips/mips.md (*mips16e_save_restore): New pattern.
10627 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
10629 PR tree-optimization/31966
10630 PR tree-optimization/32533
10631 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
10632 "basic_block" description as its third argument. Update function
10633 calls to get destination bb from "edge" argument. Save "cond" into
10634 aux field of the edge. Update prototype for changed arguments.
10635 (if_convertible_loop_p): Clear aux field of incoming edges if bb
10637 (find_phi_replacement_condition): Operate on incoming edges, not
10638 on predecessor blocks. If there is a condition saved in the
10639 incoming edge aux field, AND it with incoming bb predicate.
10640 Return source bb of the first edge.
10641 (clean_predicate_lists): Clean aux field of outgoing node edges.
10642 (tree_if_conversion): Do not initialize cond variable. Move
10643 variable declaration into the loop.
10644 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
10645 initializations of new_stmt, arg0 and arg1 variables.
10647 2007-07-02 Jakub Jelinek <jakub@redhat.com>
10649 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
10650 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
10652 2007-07-02 Richard Guenther <rguenther@suse.de>
10654 * tree-ssa.c (useless_type_conversion_p): Document
10655 future intent as defining the middle-end type system.
10656 Re-structure to call langhook last, group by type class,
10657 mark questionable parts.
10659 2007-07-02 Richard Guenther <rguenther@suse.de>
10661 * tree-flow.h (types_compatible_p): Declare.
10662 * tree-ssa.c (types_compatible_p): New function.
10663 * ipa-type-escape.c (discover_unique_type): Use
10664 types_compatible_p instead of lang_hooks.types_compatible_p.
10665 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
10666 * tree-vn.c (expressions_equal_p): Likewise.
10667 * tree.c (fields_compatible_p): Likewise.
10668 * tree-ssa-dom.c (avail_expr_eq): Likewise.
10669 (cprop_operand): Use useless_type_conversion_p instead of
10670 lang_hooks.types_compatible_p.
10671 * tree-inline.c (setup_one_parameter): Likewise.
10672 (declare_return_variable): Likewise.
10673 * tree-nrv.c (tree_nrv): Likewise.
10674 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
10675 (maybe_fold_offset_to_component_ref): Likewise.
10676 (maybe_fold_offset_to_reference): Likewise.
10677 * tree-ssa-copy.c (may_propagate_copy): Likewise.
10678 (merge_alias_info): Likewise.
10679 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
10680 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
10681 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
10682 * tree-tailcall.c (find_tail_calls): Likewise.
10683 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
10684 * gimplify.c (canonicalize_addr_expr): Likewise.
10685 (fold_indirect_ref_rhs): Likewise.
10686 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
10687 (cpt_same_type): Likewise.
10688 (check_pointer_types_r): Swap parameters to cpt_same_type
10690 * fold-const.c (fold_convert): Revert fix for PR15988.
10691 * tree-inline.c (setup_one_parameter): Instead fix it here by
10692 using fold_build1 instead of fold_convert and checking for
10693 error_mark_node. Convert only if the conversion is necessary.
10695 2007-07-02 Joseph Myers <joseph@codesourcery.com>
10697 * configure.ac: Check for .gnu_attribute on Power.
10698 * configure: Regenerate.
10699 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
10700 attribute for floating-point ABI.
10702 2007-07-02 Ira Rosen <irar@il.ibm.com>
10704 PR tree-optimization/32230
10705 PR tree-optimization/32477
10706 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
10707 address is a constant.
10709 2007-07-02 Richard Sandiford <richard@codesourcery.com>
10711 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
10712 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
10713 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
10714 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
10715 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
10716 64-bit targets. Add support for *-elfoabi*.
10717 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
10718 different settings if $(tm_defines) does not select the EABI.
10719 (MULTILIB_EXCLUSIONS): Define in those circumstances.
10720 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
10721 (MIPS_ARCH_OPTION_SPEC): Likewise.
10722 (MIPS_ISA_LEVEL_SPEC): Likewise.
10723 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
10724 * config/mips/elfoabi.h: New file.
10726 2007-07-02 Richard Guenther <rguenther@suse.de>
10728 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
10729 (useless_type_conversion_p): ... this.
10730 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
10731 (useless_type_conversion_p): ... this.
10732 * builtins.c (fold_builtin_memory_op): Rename
10733 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
10734 * tree-cfg.c (verify_expr): Likewise.
10735 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
10736 * tree-ssa-ccp.c (ccp_fold): Likewise.
10737 * tree-ssa-copy.c (may_propagate_copy): Likewise.
10738 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
10739 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
10740 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
10741 * tree-ssa-pre.c (eliminate): Likewise.
10742 * tree-ssa.c (delete_tree_ssa): Likewise.
10743 (tree_ssa_useless_type_conversion): Likewise.
10744 * tree.c (build2_stat): Likewise.
10746 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
10748 Fix PR tree-optimization/32571
10749 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
10752 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
10754 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
10755 and other expected operations explicitly, change default to
10758 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
10760 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
10762 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
10763 (tls_load_dot_plus_eight): Move the label number into the unspec.
10764 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
10766 2007-07-01 Andreas Schwab <schwab@suse.de>
10768 * dwarf2out.c (initial_return_save): Define only if used.
10770 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
10772 Unreverting Richard's Revert of:
10774 2007-06-27 Richard Sandiford <richard@codesourcery.com>
10776 * dce.c (deletable_insn_p_1): New function, split out from...
10777 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
10778 specially, not those inside PARALLELs. Remove BODY argument
10779 and adjust recursive call accordingly.
10780 (prescan_insns_for_dce): Update call to delete_insn_p.
10782 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
10783 Revital Eres <eres@il.ibm.com>
10785 * ddg.c (create_ddg_all_sccs): Fix missed
10786 initialization of scc_nodes.
10788 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
10790 PR middle-end/32559
10791 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
10792 X + ~X to 1 only for INTEGRAL_TYPE_P type.
10794 2007-06-30 Joseph Myers <joseph@codesourcery.com>
10796 * configure.ac: Check for .gnu_attribute on MIPS.
10797 * configure, config.in: Regenerate.
10798 * config/mips/mips.c (mips_file_start): If supported, output
10799 attribute for floating-point ABI.
10801 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
10804 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
10805 (ffs_cmove): New expander to expand using ctz pattern.
10806 (*ffs_cmove): Remove pattern.
10807 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
10808 (ffsdi2): Expand using ctz pattern.
10809 (*ffs_rex64): Remove pattern.
10811 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10813 PR rtl-optimization/32296
10814 * pa.md (return): Delete pattern.
10815 (return_internal): Remove "(const_int 1)" from pattern.
10816 (epilogue): Use return_internal pattern for trivial returns.
10817 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
10818 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
10820 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
10822 * tree-ssa-pre.c (is_exception_related): New function
10823 (can_value_number_operation): Use it.
10825 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
10827 Fix PR tree-optimization/32540
10828 Fix PR tree-optimization/31651
10830 * tree-ssa-sccvn.c: New file.
10832 * tree-ssa-sccvn.h: Ditto.
10834 * tree-vn.c: Include tree-ssa-sccvn.h
10835 (val_expr_paid_d): Removed.
10836 (value_table): Ditto.
10837 (vn_compute): Ditto.
10838 (val_expr_pair_hash): Ditto.
10839 (val_expr_pair_expr_eq): Ditto.
10840 (copy_vuses_from_stmt): Ditto.
10841 (vn_delete): Ditto.
10843 (shared_vuses_from_stmt): Ditto.
10844 (print_creation_to_file): Moved up.
10845 (sort_vuses): Ditto.
10846 (sort_vuses_heap): Ditto.
10847 (set_value_handle): Make non-static.
10848 (make_value_handle): Ditto.
10849 (vn_add): Rewritten to use sccvn lookups.
10850 (vn_add_with_vuses): Ditto.
10851 (vn_lookup): Ditto (and second argument removed).
10852 (vn_lookup_with_vuses): Ditto.
10853 (vn_lookup_or_add): Ditto (and second argument removed);
10854 (vn_lookup_or_add_with_vuses): Ditto.
10855 (vn_lookup_with_stmt): New.
10856 (vn_lookup_or_add_with_stmt): Ditto.
10857 (create_value_handle_for_expr): Ditto.
10859 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
10860 (seen_during_translate): New function.
10861 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
10862 (phi_trans_add): Ditto.
10863 (constant_expr_p): FIELD_DECL is always constant.
10864 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
10865 Use constant_expr_p.
10866 Avoid infinite recursion on mutually valued expressions.
10867 Change callers of vn_lookup_or_add.
10868 (phi_translate): New function.
10869 (compute_antic_safe): Allow phi nodes.
10870 (create_component_ref_by_pieces): Update for FIELD_DECL change.
10871 (find_or_generate_expression): Rewrite slightly.
10872 (create_expression_by_pieces): Updated for vn_lookup_or_add
10874 Update VN_INFO for new names.
10875 (insert_into_preds_of_block): Update for new names.
10876 (add_to_exp_gen): New function.
10877 (add_to_sets): Use vn_lookup_or_add_with_stmt.
10878 (find_existing_value_expr): Rewrite to changed vn_lookup.
10879 (create_value_expr_from): Ditto, and use add_to_exp_gen.
10880 (try_look_through_load): Removed.
10881 (try_combine_conversion): Ditto.
10882 (get_sccvn_value): New function.
10883 (make_values_for_phi): Ditto.
10884 (make_values_for_stmt): Ditto.
10885 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
10887 (init_pre): Update for SCCVN changes.
10889 (execute_pre): Ditto.
10891 * tree-flow.h (make_value_handle): Declare.
10892 (set_value_handle): Ditto.
10893 (sort_vuses_heap): Ditto.
10894 (vn_lookup_or_add_with_stmt): Ditto.
10895 (vn_lookup_with_stmt): Ditto.
10896 (vn_compute): Remove.
10898 (vn_delete): Ditto.
10899 (vn_lookup): Update arguments.
10901 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
10902 (tree-vn.o): Ditto.
10903 (tree-ssa-sccvn.o): New.
10904 (OBJS-common): Add tree-ssa-sccvn.o
10906 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10909 * c-typeck.c (build_external_ref): Don't mark as used if called
10911 * calls.c (rtx_for_function_call): Likewise.
10913 2007-06-30 Richard Sandiford <richard@codesourcery.com>
10917 2007-06-27 Richard Sandiford <richard@codesourcery.com>
10919 * dce.c (deletable_insn_p_1): New function, split out from...
10920 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
10921 specially, not those inside PARALLELs. Remove BODY argument
10922 and adjust recursive call accordingly.
10923 (prescan_insns_for_dce): Update call to delete_insn_p.
10925 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
10927 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
10928 (try_combine): Move potential calls to undo_all() so they happen
10929 before we commit to using the combined insns.
10931 2006-06-30 Jan Hubicka <jh@suse.cz>
10933 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
10936 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
10938 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
10939 (cgraph_remove_unreachable_nodes): Likewise.
10940 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
10941 * ipa-inline.c (update_caller_keys): Cast according to the coding
10943 (cgraph_decide_recursive_inlining): Likewise.
10944 (cgraph_decide_inlining_of_small_function): Likewise.
10945 (try_inline): Likewise.
10946 (cgraph_decide_inlining_incrementally): Likewise.
10947 * ipa-pure-const.c (get_function_state): Likewise.
10948 (scan_function): Likewise.
10949 (analyze_function): Likewise.
10950 (static_execute): Likewise.
10951 * ipa-reference.c (scan_for_static_refs): Likewise.
10952 (merge_callee_local_info): Likewise.
10953 (analyze_function): Use type safe memory macros.
10954 (static_execute): Likewise. Cast according to the coding conventions.
10955 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
10957 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
10959 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
10960 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
10963 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
10965 PR middle-end/30024
10966 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
10967 for complex modes (both int and real).
10969 2007-06-29 Jan Hubicka <jh@suse.cz>
10971 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
10973 2007-06-29 Jan Hubicka <jh@suse.cz>
10975 PR middle-end/32372
10976 * cse.c (cse_insn): Avoid invalid sharing in between register note and
10979 2007-06-29 Anatoly Sokolov <aesok@post.ru>
10982 * config/avr/avr.c: Include dataflow header file.
10983 (expand_prologue): Adjust for prologue insn change.
10984 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
10987 2007-06-29 Richard Guenther <rguenther@suse.de>
10989 PR middle-end/32493
10990 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
10991 during type verification.
10993 2007-06-29 Jan Hubicka <jh@suse.cz>
10995 * recog.c (validate_change_rtx_1): Unshare TO argument.
10997 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
10999 PR tree-optimization/24659
11000 * tree-vect-transform.c (vectorizable_call): Handle
11001 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
11003 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
11004 * config/i386/i386.c (enum ix86_builtins)
11005 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
11006 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
11008 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
11009 const using def_builtin_const.
11010 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
11011 input operands in the same modes as the result.
11012 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
11014 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
11016 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
11017 (df_set_dead_notes_for_mw): Likewise.
11019 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
11021 * c-common.c (pointer_int_sum): Do the negation in sizetype.
11023 2007-06-28 DJ Delorie <dj@redhat.com>
11025 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
11027 2007-06-28 Geoffrey Keating <geoffk@apple.com>
11029 * doc/invoke.texi (C++ Dialect Options): Document
11030 fvisibility-ms-compat.
11031 * c.opt (fvisibility-ms-compat): New.
11033 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
11036 * tree-affine.c (aff_combination_add_elt): Handle
11037 pointer addition specially.
11039 2007-06-28 Jakub Jelinek <jakub@redhat.com>
11041 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
11042 decl is non-external for AIX ABI.
11044 2007-06-28 David Edelsohn <edelsohn@gnu.org>
11046 * config/rs6000/predicates.md (current_file_function_operand):
11047 Ensure the symbol is non-external for AIX ABI.
11049 2007-06-28 Nick Clifton <nickc@redhat.com>
11051 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
11052 (fdce, fdse, fpredictive-commoning): Likewise.
11054 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
11057 * gcc.c (process_command): Recognize the new -static-libgfortran
11060 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
11063 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
11064 Use a call clobbered hard reg instead of a pseudo reg.
11066 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
11068 * config/sh/sh.md (load_gbr): Use correct operand constraint.
11070 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
11073 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
11074 REG_LIBCALL and REG_RETVAL notes.
11075 (divsi3, mulsi3): Likewise.
11076 (mulhisi3): Likewise. Use emit_libcall_block.
11077 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
11079 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
11081 PR rtl-optimization/32481
11082 * combine.c (adjust_for_new_dest): Rescan the changed insn.
11084 2007-06-27 Richard Sandiford <richard@codesourcery.com>
11086 * dce.c (deletable_insn_p_1): New function, split out from...
11087 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
11088 specially, not those inside PARALLELs. Remove BODY argument
11089 and adjust recursive call accordingly.
11090 (prescan_insns_for_dce): Update call to delete_insn_p.
11092 2007-06-27 Richard Guenther <rguenther@suse.de>
11094 PR middle-end/32492
11095 * tree.h (fold_convertible_p): Declare.
11096 * fold-const.c (fold_convertible_p): New function.
11097 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
11098 instead of lang_hooks.types_compatible_p.
11100 2007-06-26 Jan Hubicka <jh@suse.cz>
11102 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
11103 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
11104 early use validate_unshare_change.
11105 (reload_combine): Likewise.
11106 * recog.c (change_t): New field unshare.
11107 (validate_change_1): Rename from validate_change; add argument unshare.
11108 (validate_change): Turn into wrapper of validate_change_1; update
11109 prototype for bools.
11110 (validate_unshare_change): New.
11111 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
11112 calls of df_insn_rescan.
11113 * recog.h (validate_change): Replace ints by bools.
11114 (validate_unshare_change): Declare.
11116 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
11118 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
11120 2007-06-26 Steve Ellcey <sje@cup.hp.com>
11122 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
11124 2007-06-25 Jan Hubicka <jh@suse.cz>
11126 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
11128 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
11129 cgraph_decide_inlining_incrementally): Move uninlinability checks to
11130 places other call site specific checks are performed.
11132 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
11135 * tree-vect-transform.c (vectorizable_operation): Convert
11136 POINTER_PLUS_EXPR over to PLUS_EXPR.
11138 2007-06-25 Chao-ying Fu <fu@mips.com>
11140 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
11141 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
11142 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
11143 Document GET_MODE_IBIT, and GET_MODE_FBIT.
11145 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
11146 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
11147 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
11148 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
11149 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
11150 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
11151 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
11152 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
11153 ALL_FIXED_POINT_MODE_P): New define.
11154 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
11156 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
11158 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
11159 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
11160 MODE_VECTOR_UACCUM): New mode classes.
11162 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
11163 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
11164 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
11167 * genmodes.c (struct mode_data): Add ibit and fbit fields.
11168 (blank_mode): Initialize ibit and fbit.
11169 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
11170 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
11172 (new_adjust): Change required_class to required_class_from and
11173 required_class_to for testing within a range.
11174 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
11175 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
11176 MODE_VECTOR_UACCUM.
11177 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
11178 (make_fixed_point_mode): New.
11179 (_ADD_ADJUST): Change C to C1 and C2.
11180 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
11181 use a range for machine classes.
11182 (ADJUST_IBIT, ADJUST_FBIT): New.
11183 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
11185 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
11186 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
11187 Emit adjustment for ibit and fbit.
11188 (emit_mode_ibit, emit_mode_fbit): New.
11189 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
11191 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
11193 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
11194 as the source of the set.
11196 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
11198 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
11199 FP_REGNO_P): Use IN_RANGE.
11200 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
11201 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
11202 (DATA_REG_P): Use DATA_REGNO_P.
11203 (FP_REG_P): Use FP_REGNO_P.
11204 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
11205 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
11206 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
11208 2007-06-24 Jan Hubicka <jh@suse.cz>
11210 PR middle-end/30563
11211 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
11213 2007-06-24 Sebastian Pop <sebpop@gmail.com>
11215 PR middle-end/32461
11216 * fold-const.c (fold_binary): Strip nops of operand 0
11217 of BIT_NOT_EXPR before calling operand_equal_p.
11218 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
11219 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
11221 2007-06-23 Mark Mitchell <mark@codesourcery.com>
11223 * doc/extend.texi: Document that dllimport and dllexport imply
11224 default visibility.
11225 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
11226 imported or exported declaration, including type declarations.
11227 * c-common.c (handle_visibility_attribute): Check for conflicts
11228 with dllimport/dllexport.
11229 (c_determine_visibility): Handle dllimport/dllexport as an
11230 explicit visibility atttribute.
11232 2007-06-23 Richard Guenther <rguenther@suse.de>
11234 PR tree-optimization/16876
11235 PR middle-end/29478
11236 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
11238 * tree-inline.c (initialize_inlined_parameters): Do not call
11239 lang_hooks.tree_inlining.convert_parm_for_inlining.
11240 * cgraphbuild.c (initialize_inline_failed): Set inline failed
11241 reason for mismatched types.
11242 * gimplify.c (gimplify_call_expr): Verify the call expression
11243 arguments match the called function type signature. Otherwise
11244 mark the call expression to be not considered for inlining
11245 using CALL_CANNOT_INLINE_P flag.
11246 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
11247 edges call expression.
11248 (cgraph_decide_inlining_of_small_function): Likewise.
11249 (cgraph_decide_inlining): Likewise.
11250 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
11252 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
11253 * c-typeck.c (c_convert_parm_for_inlining): Remove.
11254 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
11255 Remove declaration.
11256 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
11257 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
11259 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
11260 convert_parm_for_inlining member.
11262 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
11265 * arm.md (negscc): Match the correct operand for optimized LT0 test.
11266 Remove optimization for GT.
11268 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
11270 PR middle-end/32437
11271 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
11273 (prescan_insns_for_dce): Add extra parameter.
11275 2007-06-23 Jan Hubicka <jh@suse.cz>
11277 PR middle-end/31541
11278 * gimplify.c (mark_addressable): New function.
11279 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
11281 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
11283 PR middle-end/32374
11284 * expr.c (store_constructor): Do not clobber non-zeroed memory.
11286 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
11289 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
11290 moves between MMX/SSE registers to at least 8 units to prevent
11291 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
11293 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
11295 * config/i386/i386.c (override_options): Correct x86_sahf
11298 2007-06-21 David Daney <ddaney@avtrex.com>
11301 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
11302 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
11303 (exception_receiver): Renamed to ...
11304 (nonlocal_goto_receiver): ... this.
11306 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
11308 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
11309 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
11310 partial register accesses.
11312 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
11314 * fold-const.c (debug_fold_checksum): Move it under
11315 ENABLE_FOLD_CHECKING.
11317 2007-06-21 Sebastian Pop <sebpop@gmail.com>
11319 PR middle-end/20623
11320 * tree.h (debug_fold_checksum): Declared.
11321 * fold-const.c (build_fold_addr_expr_with_type_1): New.
11322 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
11323 build_fold_addr_expr_with_type_1.
11324 (fold_addr_expr, debug_fold_checksum): New.
11325 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
11326 (fold_unary, fold_comparison, split_address_to_core_and_offset):
11327 Use fold_addr_expr.
11329 2007-06-21 Sebastian Pop <sebpop@gmail.com>
11331 PR tree-optimization/19590
11332 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
11333 of scev is a constant.
11335 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
11337 * df-problems.c (df_note_bb_compute): Made computation of live
11338 info consistent with df_lr.
11340 2007-06-21 Richard Guenther <rguenther@suse.de>
11342 PR tree-optimization/32453
11343 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
11344 for pointer anti-range.
11346 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
11348 * config/i386/i386.c (processor_target_table): Increase maximum
11349 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
11352 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
11353 byte alignment if > 8 byte alignment is preferred.
11354 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
11356 2007-06-21 Jakub Jelinek <jakub@redhat.com>
11358 PR tree-optimization/31866
11359 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
11360 if ASM_EXPR's input is not a SSA_NAME.
11362 PR middle-end/32362
11363 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
11364 but decl is a global var, instead return decl.
11365 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
11366 even for is_global_var decls, if they are private in some outer
11369 2007-06-21 Richard Guenther <rguenther@suse.de>
11371 PR tree-optimization/32451
11372 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
11374 2007-06-21 Christian Bruel <christian.bruel@st.com>
11376 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
11377 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
11378 (push_regs): Changed saving order or banked registers.
11379 (sh_expand_epilogue): Likewise.
11380 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
11381 (FIRST_BANKED_REG): Likewise.
11382 (LAST_BANKED_REG): Likewise.
11383 * config/sh/sh.md (banked) New attribute.
11384 (in_delay_slot): Check banked attribute.
11386 2007-06-20 Sebastian Pop <sebpop@gmail.com>
11388 PR tree-optimization/32075
11389 * tree-data-ref.c (subscript_dependence_tester_1,
11390 analyze_miv_subscript, analyze_overlapping_iterations,
11391 add_distance_for_zero_overlaps, build_classic_dist_vector,
11392 subscript_dependence_tester_1, analyze_overlapping_iterations,
11393 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
11394 compute_affine_dependence, compute_all_dependences): Pass loop_nest
11395 to evolution_function_is_affine_multivariate_p.
11397 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
11399 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
11401 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
11404 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
11406 * config/m32c/prologue.md (epilogue_exitd_16): New.
11407 (epilogue_reit_16): New.
11408 (epilogue_exitd): Rename to epilogue_exitd_24.
11409 (epilogue_reit): Rename to epilogue_reit_24.
11411 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
11412 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
11414 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
11416 * haifa-sched.c (queue_to_ready): Don't requeue next insn
11417 if dbg_cnt (sched_insn) reaches the limit.
11418 (choose_ready): New parameter INSN_PTR and new return value.
11419 (schedule_block): Handle dbg_cnt (sched_insn). Handle
11420 the new return value from choose_ready.
11421 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
11422 (rest_of_handle_global_alloc): New global_alloc_at_func.
11424 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
11426 PR tree-optimization/25737
11427 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
11428 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
11429 * tree-flow.h (struct fieldoff): Add new field alias_set.
11430 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
11431 argument addressable_type. Set alias_set of fieldoff.
11432 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
11433 (create_overlap_variables_for): Pass alias_set from fieldoff to
11435 * alias.c (get_alias_set): Use alias_set from SFT if set.
11437 2007-06-20 Hui-May Chang <hm.chang@apple.com>
11439 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
11440 of a variable as an unsigned HOST_WIDE_INT integer.
11442 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
11444 PR rtl-optimization/32405
11445 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
11447 2007-06-20 Jakub Jelinek <jakub@redhat.com>
11449 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
11451 PR middle-end/31959
11452 * builtins.c: Include diagnostic.h.
11453 (expand_builtin_expect): Make gcc_assert more permissive.
11454 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
11456 PR inline-asm/32109
11457 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
11460 PR middle-end/32285
11461 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
11462 if ACCUMULATE_OUTGOING_ARGS.
11464 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
11466 * config/m68hc11/m68hc11.c: Include dataflow header file.
11467 (m68hc11_reorg): Port to dataflow.
11469 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
11471 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
11472 (struct df_problem.free_blocks_on_set_blocks): New field.
11473 (struct dataflow.optional_p): New field.
11474 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
11475 (df_live_set_all_dirty): New function.
11476 * df-scan.c (df_scan_alloc): Initialize optional_p.
11477 (problem_SCAN): Initialize free_blocks_on_set_blocks.
11478 * df-core.c (df_set_blocks): Removed use of
11479 DF_FIRST_OPTIONAL_PROBLEM. Now uses
11480 df_problem.free_blocks_on_set_blocks to determine which blocks are
11482 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
11483 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
11484 uses dataflow.optional_p to determine if problem should be
11486 (rest_of_handle_df_initialize): Only start live problem if
11488 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
11489 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
11490 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
11491 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
11492 problem_NOTE): Initialize free_blocks_on_set_blocks.
11493 (df_lr_bb_local_compute): Recompute luids if df_live problem is
11495 (df_live_set_all_dirty, df_note_alloc): New function.
11496 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
11498 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
11499 * postreload.c (reload_combine): Ditto.
11500 * cse.c (cse_extended_basic_block): Ditto.
11501 * regmove.c (mark_flags_life_zones): Ditto.
11502 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
11503 erase_matching_seqs): Ditto.
11504 * bt-load.c (compute_defs_uses_and_gen): Ditto.
11505 * integrate (allocate_initial_values): Ditto.
11506 * combine.c (reg_dead_at_p): Ditto.
11507 * resource.c (mark_target_live_regs): Ditto.
11508 * sched-rgn.c (check_live_1, update_live_1): Ditto.
11509 * config/sh/sh.c (find_r0_life_regions): Ditto.
11510 * global.c (rest_of_handle_global_alloc): Only add back df_live
11512 * local-alloc.c (rest_of_handle_local_alloc): Only remove
11513 df_live for -O > 1.
11514 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
11516 (if_convert): Make sure df_live is there at -O == 1.
11517 (pass_if_after_combine): Cleanup flags.
11518 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
11519 is there at -O == 1.
11521 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
11523 * config/arm/arm.c (arm_get_frame_offsets): Set
11524 offsets->locals_base to avoid negative stack size.
11525 (thumb1_expand_prologue): Assert on negative stack size.
11527 2007-06-19 Sebastian Pop <sebpop@gmail.com>
11529 PR tree-optimization/32367
11530 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
11531 of the chrec has no evolution in that loop.
11532 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
11534 2007-06-19 Bob Wilson <bob.wilson@acm.org>
11536 * config/xtensa/xtensa.c: Include "df.h".
11537 (xtensa_builtin_saveregs): Use adjust_address instead of
11539 (xtensa_va_start): Invoke make_tree with sizetype for
11540 expand_builtin_saveregs and then convert the result to a pointer.
11541 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
11542 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
11543 Subtract argument size from index value as integers and then use
11544 POINTER_PLUS_EXPR to add the result to the array address.
11546 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
11549 * config/m32c/m32c.c: Include dataflow header file.
11550 (m32c_emit_prologue): Adjust for prologue insn change.
11551 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
11552 once inside a PARALLEL. Assume frame size passed in operand 0
11553 includes space to save the fb register.
11554 (prologue_enter_24): Likewise.
11555 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
11557 2007-06-19 David Daney <ddaney@avtrex.com
11560 * config/mips/mips.md (cprestore): Mark $gp as used.
11562 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
11565 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
11566 (frv_ifcvt_modify_insn): Likewise.
11568 2007-06-19 Richard Guenther <rguenther@suse.de>
11570 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
11571 only handle positive offsets that fit in a HOST_WIDE_INT.
11573 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
11575 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
11576 result of rsqrt insn for zero input argument to avoid NaN.
11578 2007-06-19 Richard Guenther <rguenther@suse.de>
11580 PR middle-end/31950
11581 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
11583 2007-06-19 Jakub Jelinek <jakub@redhat.com>
11585 PR tree-optimization/32353
11586 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
11588 2007-06-19 Nick Clifton <nickc@redhat.com>
11590 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
11592 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
11595 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
11596 * config/i386/i386.c (assign_386_stack_local): Assert that
11597 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
11598 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
11599 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
11600 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
11602 2007-06-18 Steve Ellcey <sje@cup.hp.com>
11604 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
11606 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
11608 PR rtl-optimization/32321
11609 * gcse.c (replace_store_insn): Update the note before
11610 calling emit_insn_after.
11612 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
11614 PR middle-end/32355
11615 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
11617 * df-problems.c (df_note_bb_compute): Fix dumping info.
11619 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
11621 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
11622 insn with emit_jump_insn.
11624 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
11626 PR tree-optimization/32383
11627 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
11628 * targhooks.h (default_builtin_reciprocal): Update prototype.
11629 * target.h (struct gcc_target): Update builtin_reciprocal.
11630 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
11631 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
11632 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
11633 when fndecl is in BUILT_IN_MD class.
11634 (execute_convert_to_rsqrt): Ditto.
11636 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
11637 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
11638 Convert BUILT_IN_SQRTF code only when md_fn is false.
11640 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
11642 * bt-load.c (move_btr_def): Fix the order of arguments
11643 to validate_replace_rtx.
11645 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
11647 * config/m68k/m68k-devices.def: Add 54450..54455.
11649 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
11651 PR rtl-optimization/32366
11652 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
11653 FLOAT_EXTEND]: Prevent non-scalar modes from entering
11656 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
11658 PR middle-end/32349
11659 * modulo-sched (generate_reg_moves): Added rescan parameter and if
11660 this is true, rescan insn being modified.
11661 (sms_schedule): Added rescan parameter.
11662 (rest_of_handle_sms): Moved freeing of dominance info to before
11663 getting out of cfg_layout.
11665 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
11667 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
11668 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
11671 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
11672 FL_CF_EMAC from the entry for isac.
11674 * config/m68k/predicates.md (const_call_operand): Adjust comment.
11675 (const_sibcall_operand): New.
11676 (sibcall_operand): Use it.
11677 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
11678 (m68k_isas): ISAC does not imply FPU or EMAC.
11679 (override_options): Add ISA_C logic for symbolic jump & call.
11681 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
11683 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
11684 return mode from the builtin itself.
11685 (sparc_fold_builtin): Fix cast of zero constant.
11687 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
11689 * targhooks.c (default_builtin_reciprocal): New default target hook.
11690 * targhooks.h (default_builtin_reciprocal): Add prototype.
11691 * hooks.c (hook_tree_tree_bool_null): Remove hook.
11692 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
11693 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
11694 default_builtin_reciprocal.
11696 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
11698 PR middle-end/31723
11699 * hooks.c (hook_tree_tree_bool_null): New hook.
11700 * hooks.h (hook_tree_tree_bool_null): Add prototype.
11701 * tree-pass.h (pass_convert_to_rsqrt): Declare.
11702 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
11703 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
11704 and convert it to reciprocal a*rfunc(b).
11705 (execute_convert_to_rsqrt): New function.
11706 (gate_convert_to_rsqrt): New function.
11707 (pass_convert_to_rsqrt): New pass definition.
11708 * target.h (struct gcc_target): Add builtin_reciprocal.
11709 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
11710 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
11711 TARGET_BUILTIN_RECIPROCAL.
11712 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
11714 * config/i386/i386.h (TARGET_RECIP): New define.
11715 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
11716 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
11717 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
11718 and not optimizing for size.
11719 (*rcpsf2_sse): New insn pattern.
11720 (*rsqrtsf2_sse): Ditto.
11721 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
11722 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
11723 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
11724 and not optimizing for size.
11725 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
11726 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
11727 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
11728 and not optimizing for size.
11729 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
11730 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
11731 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
11732 and not optimizing for size.
11733 (*sse_rsqrtv4sf2): Do not export.
11734 (sqrtv4sf2): Ditto.
11735 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
11736 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
11737 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
11738 and not optimizing for size.
11739 (sqrtv4sf2): Ditto.
11740 * config/i386/i386.opt (mrecip): New option.
11741 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
11742 (ix86_emit_swsqrtsf): Ditto.
11743 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
11744 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
11745 builtin definition.
11746 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
11747 ix86_expand_unop1_builtin.
11748 (ix86_emit_swdivsf): New function.
11749 (ix86_emit_swsqrtsf): Ditto.
11750 (ix86_builtin_reciprocal): New function.
11751 (TARGET_BUILTIN_RECIPROCAL): Use it.
11752 (ix86_vectorize_builtin_conversion): Rename from
11753 ix86_builtin_conversion.
11754 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
11755 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
11756 "i386 and x86_64 Options" section.
11757 (Intel 386 and AMD x86_64 Options): Document -mrecip.
11759 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
11760 Zdenek Dvorak <dvorakz@suse.cz>
11761 Richard Guenther <rguenther@suse.de>
11762 Kaz Kojima <kkojima@gcc.gnu.org>
11764 * tree-vrp.c (compare_values_warnv): Convert val2 to
11766 (extract_range_from_assert): Create
11767 POINTER_PLUS_EXPR for pointer types.
11768 (extract_range_from_binary_expr): Handle
11769 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
11771 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
11772 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
11773 POINTER_PLUS_EXPR as PLUS_EXPR.
11774 (number_of_iterations_lt_to_ne):
11775 For pointer types, use sizetype when
11776 creating MINUS_EXPR/PLUS_EXPRs.
11777 (assert_loop_rolls_lt): For pointer types, use sizetype when
11778 creating MINUS_EXPR/PLUS_EXPRs.
11779 (number_of_iterations_le): Likewise.
11780 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
11781 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
11782 like PLUS_EXPR and MINUS_EXPR.
11783 * tree-pretty-print.c (dump_generic_node): Handle
11785 (op_prio): Likewise.
11786 (op_symbol_1): Likewise.
11787 * optabs.c (optab_for_tree_code): Likewise.
11788 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
11790 * tree-tailcall.c (process_assignment): Mention
11791 POINTER_PLUS_EXPR in a TODO comment.
11792 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
11793 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
11794 not used with a pointer and an integer type.
11795 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
11796 increment using chrec_convert_rhs instead of chrec_convert.
11797 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
11798 PLUS_EXPR except for the right hand side's type will be
11800 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
11801 (fold_used_pointer_cast): Kill.
11802 (pointer_offset_p): Kill.
11803 (fold_used_pointer): Kill.
11804 (pointer_used_p): Kill.
11805 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
11806 call fold_used_pointer.
11807 (instantiate_parameters_1): Convert the increment
11808 using chrec_convert_rhs instead of chrec_convert.
11809 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
11810 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
11811 instead of PLUS_EXPR.
11812 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
11813 PLUS_EXPR for pointers.
11814 (std_gimplify_va_arg_expr): Likewise.
11815 (fold_builtin_memory_op): Likewise.
11816 (fold_builtin_strstr): Likewise.
11817 (fold_builtin_strchr): Likewise.
11818 (fold_builtin_strrchr): Likewise.
11819 (fold_builtin_strpbrk): Likewise.
11820 (expand_builtin_memory_chk): Likewise.
11821 (fold_builtin_memory_chk): Likewise.
11822 (std_expand_builtin_va_start): Use
11823 sizetype for the call to make_tree and then convert
11824 to the pointer type.
11825 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
11826 instead of PLUS_EXPR for adding to a pointer.
11827 (std_gimplify_va_arg_expr): Use fold_build2 for
11828 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
11829 the operands to sizetype first and then cast the BIT_AND_EXPR
11830 back to the pointer type.
11831 * fold-const.c (build_range_check): Handle pointer types
11833 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
11834 of PLUS_EXPR's. Make sure the offset is converted to
11836 (try_move_mult_to_index): Strip the NOPs from the offset.
11837 Remove code argument and replace all uses with PLUS_EXPR.
11838 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
11839 specially. Don't use a pointer type for MINUS_EXPR.
11840 (fold_unary): Handle for (T1)(X op Y),
11841 only p+ as that is the only as that can be handled for
11842 binary operators now.
11843 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
11845 <case PLUS_EXPR>: Add folding of PTR+INT into
11847 Don't call try_move_mult_to_index.
11848 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
11849 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
11850 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
11851 Don't call try_move_mult_to_index.
11852 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
11853 (tree_expr_nonzero_p): Likewise.
11854 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
11855 of PLUS_EXPR for the complex expression folding.
11856 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
11857 first chrec is a pointer type, then the second should
11858 be sizetype and not the first's type.
11859 For POINTER_PLUS_EXPR, use a different right hand side type.
11860 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
11861 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
11862 different right hand side type.
11863 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
11864 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
11865 instead of PLUS_EXPR.
11866 When either operand is zero, convert the other operand.
11867 (chrec_apply): Use chrec_convert_rhs
11868 on the argument x instead of chrec_convert.
11869 (reset_evolution_in_loop): For pointer types, the new_evol
11870 should be sizetype.
11871 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
11872 different right hand side type.
11873 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
11874 (chrec_convert_rhs): New function.
11875 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
11876 different right hand side type.
11877 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
11878 * tree-chrec.h (chrec_convert_rhs): New prototype.
11879 (build_polynomial_chrec): For pointer types, the right hand
11880 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
11881 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
11882 Remove subtraction case as it is always addition now.
11883 Make sure the offset is converted to sizetype.
11884 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
11885 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
11886 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
11887 PLUS_EXPR in pointer type.
11888 Handle POINTER_PLUS_EXPR.
11889 (tree_to_aff_combination): Likewise.
11890 (force_expr_to_var_cost): Likewise.
11891 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
11892 instead of PLUS_EXPR for pointers.
11893 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
11894 instead of PLUS_EXPR of pointer types.
11895 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
11897 (check_va_list_escapes): Likewise.
11898 (check_all_va_list_escapes): Likewise.
11899 * dwarf2out.c (loc_descriptor_from_tree_1):
11900 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
11901 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
11902 (string_constant): Likewise.
11903 * tree-ssa-address.c (tree_mem_ref_addr): When adding
11904 the offset to the base, use POINTER_PLUS_EXPR.
11905 (add_to_parts): Convert the index to sizetype.
11906 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
11907 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
11908 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
11909 Offset only holds something for PLUS_EXPR.
11910 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
11912 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
11914 (analyze_accesses_for_modify_stmt): Likewise.
11915 Remove comment about the type being integral type as it is
11917 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
11919 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
11921 Correct the type which the artimentic is done in (is now
11924 * tree-data-ref.c (split_constant_offset): Handle
11926 * tree-affine.c (tree_to_aff_combination): Likewise.
11927 * c-typeck.c (build_unary_op): For pointers create the increment
11928 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
11930 * gimplify.c (gimplify_self_mod_expr): Create a
11931 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
11932 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
11933 * tree.def (POINTER_PLUS_EXPR): New tree code.
11934 * tree-predcom.c (ref_at_iteration): If we have a pointer
11935 type do the multiplication in sizetype.
11936 * tree-mudflap.c (mf_xform_derefs_1): Create a
11937 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
11938 * tree-ssa-forwprop.c
11939 (forward_propagate_addr_into_variable_array_index):
11940 Don't expect there to be a cast for the index as that
11941 does not exist anymore.
11942 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
11943 instead of PLUS_EXPR.
11944 Don't check for the first operand of the POINTER_PLUS_EXPR
11945 was the index as it cannot be.
11946 Call forward_propagate_addr_into_variable_array_index with
11947 the SSA_NAME instead of the statement.
11948 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
11949 (compare_constant): Likewise.
11950 (copy_constant): Likewise.
11951 (compute_reloc_for_constant): Likewise.
11952 (output_addressed_constants): Likewise.
11953 (initializer_constant_valid_p): Likewise.
11954 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
11955 Convert the MIN/MAX of the inner type to the outer
11956 type before comparing them.
11957 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
11958 POINTER_PLUS_EXPR instead of PLUS_EXPR.
11959 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
11960 of PLUS_EXPR for pointers.
11961 * tree-inline.c (estimate_num_insns_1): Handle
11963 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
11964 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
11965 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
11966 instead of PLUS_EXPR for the pointer increment statement.
11967 (vect_update_ivs_after_vectorizer): For pointer types, create
11968 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
11969 MULT_EXPR in sizetype.
11970 (vect_gen_niters_for_prolog_loop): Add a cast when creating
11972 * tree-object-size.c (plus_expr_object_size): Handle
11973 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
11974 code which is trying to figure out which side is a pointer and
11976 (check_for_plus_in_loops_1): Likewise.
11977 (check_for_plus_in_loops): Likewise.
11978 * c-common.c (pointer_int_sum): Create a
11979 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
11980 * tree-ssa-structalias.c (handle_ptr_arith): Handle
11981 only POINTER_PLUS_EXPR. Removing all the extra
11982 code which is trying to figure out which side is a pointer and
11984 * tree-cfg.c (verify_expr): Add extra checking for pointers and
11985 PLUS_EXPR and MINUS_EXPR.
11986 Also add checking to make sure the operands of POINTER_PLUS_EXPR
11988 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
11989 with make_tree, instead of a pointer type.
11990 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
11991 for pointers instead of PLUS_EXPR.
11992 (s390_gimplify_va_arg): Likewise.
11993 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
11994 instead of PLUS_EXPR when doing addition on pointer
11995 types. Use sizetype for the second operand.
11996 (spu_gimplify_va_arg_expr): Likewise.
11997 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
11998 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
11999 a pointer. Don't create a BIT_AND_EXPR for pointer types.
12000 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
12001 for the pointer addition and also use size_int/sizetype
12003 (ix86_gimplify_va_arg): Likewise.
12004 Perform BIT_AND_EXPR on sizetype arguments.
12005 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
12006 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
12007 for the pointer additions and also use size_int for the offsets.
12008 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
12009 additions and also use size_int for the offsets. Perform
12010 BIT_AND_EXPR on sizetype arguments.
12011 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
12012 POINTER_PLUS_EXPR for pointers and create the
12013 BIT_AND_EXPR in sizetype.
12014 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
12015 instead of PLUS_EXPR for pointer addition.
12016 (rs6000_va_start): Likewise.
12017 Also use sizetype for the offset.
12018 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
12019 as PLUS_EXPR/MINUS_EXPR.
12020 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
12021 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
12022 Don't use BIT_AND_EXPR on a pointer type, convert the
12023 expression to sizetype first.
12024 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
12026 (mips_gimplify_va_arg_expr): Likewise.
12027 Don't create BIT_AND_EXPR in a pointer type.
12029 2007-06-15 Eric Christopher <echristo@apple.com>
12031 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
12032 (x86_64-*-darwin*): Ditto.
12033 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
12036 2007-06-15 Matthew Wilcox <matthew@wil.cx>
12038 * doc/extend.texi: Document behavior of __attribute__((aligned))
12041 2007-06-15 Mark Mitchell <mark@codesourcery.com>
12043 * rtlanal.c (note_stores): Improve documentation.
12045 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
12047 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
12048 LOCAL_LABEL_PREFIX): Delete.
12049 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
12050 (bfin_internal_label): Delete.
12052 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
12054 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
12055 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
12056 otherwise define to LIBGCC2_TF_CEXT.
12057 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
12058 (LIBGCC_TF_CEXT): Ditto.
12061 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
12063 PR rtl-optimization/32339
12064 * df-scan.c (df_uses_record): Don't modify flags but just add to
12065 it for df_ref_record.
12067 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
12069 * tree-mudflap.c: Fix whitespace issues.
12071 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
12073 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
12075 2007-06-14 Eric Christopher <echristo@apple.com>
12077 * config/i386/sse.md (movdi_to_sse): Rewrite body.
12078 (movv4sf): Use gcc_unreachable instead of abort.
12080 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
12083 * config/i386/sfp-machine.h (CMPtype): New define.
12084 (mach stubs): Use CMPtype instead of int as a return type.
12086 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
12088 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
12089 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
12090 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
12091 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
12092 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
12093 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
12094 config/soft-fp/soft-fp.h: Update from glibc CVS.
12096 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
12098 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
12100 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
12103 * config/v850/v850.c: Include dataflow header file.
12104 (substitute_ep_register): Fix typo.
12106 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
12108 * configure.ac: Fix earlier checkin.
12109 * configure: Regenerated.
12111 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
12113 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
12114 * aclocal.m4: Regenerate.
12115 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
12116 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
12117 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
12118 * configure: Regenerate.
12119 * Makefile.in (LOOSE_WARN): Subst loose_warn.
12121 * Makefile.in (quickstrap): Build libgcc too.
12123 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
12125 * configure.ac: Add --enable-checking=df. Explicitly mention that
12126 the variables are initialized as for "release".
12127 * df-core.c: Use it.
12128 * configure: Regenerate.
12129 * config.in: Regenerate.
12131 2007-06-14 Bob Wilson <bob.wilson@acm.org>
12133 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
12134 validate_replace_rtx instead of replace_rtx.
12135 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
12137 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
12139 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
12140 (DWARF2_UNWIND_INFO): Override default if configured with
12142 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
12143 (ENDFILE_SPEC): Add crtend.o.
12144 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
12145 (ENDFILE_SPEC): Add crtend.o.
12146 (TARGET_USE_JCR_SECTION): Define.
12147 (MD_UNWIND_SUPPORT): Define for 32-bit target.
12149 * config/i386/cygming-crtbegin.c: New file.
12150 * config/i386/cygming-crtend.c: New file.
12152 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
12154 * config/i386/w32-unwind.h: New file.
12156 2007-06-13 Eric Christopher <echristo@apple.com>
12158 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
12159 the user set a value below STACK_BOUNDARY.
12161 2007-06-13 Thiemo Seufer <ths@networkno.de>
12163 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
12164 imply -lpthread for -pthread.
12166 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
12168 * basic-block.h: Remove the prototype for
12169 free_basic_block_vars.
12170 * cfglayout.h: Remove the prototype for
12171 insn_locators_initialize.
12172 * tree.h: Remove the prototype for emit_line_note.
12174 * tree-ssa-pre.c (mergephitemp): Remove.
12175 (init_pre): Don't use mergephitemp.
12177 2007-06-13 Eric Christopher <echristo@apple.com>
12179 * config/i386/i386.c (override_options): If we've specified
12180 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
12182 2007-06-13 Bob Wilson <bob.wilson@acm.org>
12184 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
12187 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
12189 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
12190 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
12191 (eh_store_handler): New pattern.
12192 (eh_return): Emit it instead of a plain move.
12194 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
12196 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
12197 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
12198 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
12201 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
12203 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
12204 (find_next_insn_start, find_load): New functions.
12205 (bfin_reorg): Use them to deal with the fact that parallel insns are
12206 no longer represented as a SEQUENCE.
12208 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
12210 * config/sparc/sparc.c (sparc_override_options): Initialize
12211 fpu mask correctly.
12213 2007-06-13 Dave Korn <dave.korn@artimi.com>
12215 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
12218 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
12220 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
12221 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
12222 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
12223 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
12224 tree-vect-transform.c: Fix comment typos. Follow spelling
12227 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
12229 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
12230 to the exit block use set.
12231 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
12232 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
12233 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
12235 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
12237 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
12238 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
12239 to indicate an error.
12240 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
12242 (dbg_cnt_process_opt): Print an error on a bad argument.
12243 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
12244 * common.opt (-fdbg-cnt-list): New.
12245 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
12247 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
12249 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
12250 flag on ref-all pointers.
12252 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
12254 PR middle-end/31579
12255 * expr.c (expand_expr_addr_expr_1): Call expand_expr
12256 for the offset with the modifier as EXPAND_INITIALIZER
12257 if the modifier is EXPAND_INITIALIZER.
12258 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
12259 a register if we had an overflow.
12261 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12263 * real.c (real_isfinite): New.
12264 (real_sqrt): Use it.
12265 * real.h (real_isfinite): New.
12266 * builtins.c: Use it.
12268 2007-06-12 Ian Lance Taylor <iant@google.com>
12269 Daniel Berlin <dberlin@dberlin.org>
12272 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
12273 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
12274 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
12275 (DECL_NO_TBAA_P): Define.
12276 (struct tree_decl_common): Add no_tbaa_flag field.
12277 * tree-ssa-structalias.c (struct variable_info): Add
12278 no_tbaa_pruning field.
12279 (new_var_info): Initialize no_tbaa_pruning field.
12280 (unify_nodes): Copy no_tbaa_pruning field.
12281 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
12282 (dump_solution_for_var): Print no_tbaa_pruning flag.
12283 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
12285 (compute_tbaa_pruning): New static function.
12286 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
12287 Call compute_tbaa_pruning.
12288 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
12289 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
12290 * gimple-low.c (lower_stmt): Likewise.
12291 * tree-gimple.c (is_gimple_stmt): Likewise.
12292 * tree-ssa-operands.c (get_expr_operands): Likewise.
12293 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
12294 * tree-inline.c (estimate_num_insns_1): Likewise.
12295 (copy_result_decl_to_var): Likewise.
12296 * expr.c (expand_expr_real_1): Likewise.
12297 * tree-pretty-print.c (dump_generic_node): Likewise.
12298 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
12299 * omp-low.c (omp_copy_decl_2): Likewise.
12300 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
12301 * doc/c-tree.texi (Expression trees): Document
12302 CHANGE_DYNAMIC_TYPE_EXPR.
12304 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12306 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
12307 with !HONOR_NANS and !HONOR_INFINITIES.
12308 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
12310 2007-06-12 Tristan Gingold <gingold@adacore.com>
12312 * gcov.c: Comments updated.
12313 (source_info): Add file_time field.
12314 (source_index): New variable.
12315 (mutiple_files): New variable.
12316 (generate_results): New function extracted from process_file.
12317 (process_file): Save and restore chain of functions, generate
12318 results and free structures only if not merging results.
12319 (release_structures): File names are now freed in create_file_names
12320 (create_file_names): Free previous file names.
12321 (find_source): File date is now read here and modifications in
12322 source files is checked here.
12323 (read_graph_file): Only reverse order of functions for the current
12325 (make_gcov_file_name): Do not generate long names if input_name is
12327 (output_lines): If merging results do not display graph, data and
12329 Checking source file modification is done in find_source.
12331 * doc/gcov.texi: Append an s to sourcefile.
12333 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
12335 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
12336 (forced_nop): New pattern.
12337 * config/bfin/bfin.c: Include "df.h".
12338 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
12339 (bfin_discover_loop): Use df_get_live_in instead of
12340 global_live_at_start.
12341 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
12342 df_analyze when done.
12343 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
12344 the insns. Use QImode for the final insn in a bundle. Call
12345 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
12347 (reorder_var_tracking_notes): New function.
12348 (bfin_reorg): Pass no argument to split_all_insns. Don't call
12349 update_life_info. Call df_analyze after scheduling and bundle
12350 generation. Call reorder_var_tracking_notes if generating these
12351 notes. Call df_finish_pass at the end.
12353 2007-06-12 Dirk Mueller <dmueller@suse.de>
12355 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
12356 a comparison, not an assignment.
12358 2007-06-12 Olivier Hainque <hainque@adacore.com>
12360 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
12361 Request walking the subtrees only, leaving the current is_lhs/val_only
12363 (convert_non_local_reference): Likewise.
12365 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
12367 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
12369 2007-06-12 Richard Guenther <rguenther@suse.de>
12371 PR tree-optimization/15353
12372 PR tree-optimization/31657
12373 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
12374 * timevar.def: Add TV_TREE_IFCOMBINE.
12375 * tree-pass.h (pass_tree_ifcombine): Declare.
12376 * tree-ssa-ifcombine.c: New file.
12377 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
12378 * tree-flow.h (blocks_in_phiopt_order): Declare.
12379 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
12380 (tree-ssa-ifcombine.o): New dependencies.
12382 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
12384 PR rtl-optimization/32293
12385 * combine.c (simplify_if_then_else): Truncate return from
12386 nonzero_bits() to correct mode.
12388 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
12390 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
12391 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
12393 2007-06-11 Diego Novillo <dnovillo@google.com>
12395 * Makefile.in (reload1.o-warn): Remove.
12397 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
12399 * combine.c (subst): Use reg_overlap_mentioned_p
12400 instead of comparing register numbers directly.
12402 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
12404 * reload1.c (mark_home_live_1): Use the mode parameter.
12406 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
12408 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
12409 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
12411 * df-core.c: Ditto.
12413 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
12415 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
12417 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
12419 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
12420 from integer registers.
12421 (FP mode splitters): Handle TFmode.
12423 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
12425 * tree-ssa-structalias.c (find_what_p_points_to): Return false
12426 for ref-all pointers that point-to anything.
12428 2007-06-11 Joseph Myers <joseph@codesourcery.com>
12430 * config/arm/arm.c (arm_output_dwarf_dtprel,
12431 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
12433 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
12435 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
12436 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
12439 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
12441 * tree.c (signed_or_unsigned_type_for): New.
12442 (unsigned_type_for): Use signed_or_unsigned_type_for.
12443 (signed_type_for): Use signed_or_unsigned_type_for.
12444 * tree.h (signed_or_unsigned_type_for): New.
12445 (get_signed_or_unsigned_type): Remove.
12446 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
12447 lang_hooks.types.signed_type
12448 (size_diffop): Likewise.
12449 (all_ones_mask_p): Likewise.
12450 (build_range_check): Likewise.
12451 (fold_cond_expr_with_comparison): Likewise.
12452 (fold_cond_expr_with_comparison): Likewise.
12453 (unextend): Likewise.
12454 (extract_muldiv_1): Likewise.
12455 (fold_single_bit_test_into_sign_test): Likewise.
12456 (fold_binary): Likewise.
12457 (fold_ternary): Likewise.
12458 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
12459 instead of get_signed_or_unsigned_type.
12460 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
12461 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
12462 * expr.c (signed_or_unsigned_type_for): Use
12463 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
12464 * langhooks.c (get_signed_or_unsigned_type): Remove.
12465 (lhd_signed_or_unsigned_type): Remove.
12466 * langhooks.h (lang_hooks_for_types): Remove signed_type and
12467 signed_or_unsigned_type.
12468 (lhd_signed_or_unsigned_type): Remove.
12469 * expmed.c (make_tree): Use signed_type_for instead of
12470 lang_hooks.types.signed_type.
12471 * c-common.c (same_scalar_type_ignoring_signedness): Use
12472 c_common_signed_type instead of lang_hooks.types.signed_type.
12473 (c_common_unsigned_type): New.
12474 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
12475 (shorten_compare): Use c_common_unsigned_type instead of
12476 c_common_signed_or_unsigned_type.
12477 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
12479 * convert.c (convert_to_integer): Use signed_type_for instead of
12480 lang_hooks.types.signed_type.
12481 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
12482 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
12483 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
12484 * c-format.c (check_format_types): Use c_common_unsigned_type
12485 instead of unsigned_type_for.
12486 * c-decl.c (groakdeclarator): Likewise.
12487 * c-typeck.c (convert_for_assignment): Likewise.
12488 * c-common.h (c_common_unsigned_type): New.
12490 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
12493 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
12494 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
12496 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
12498 PR middle-end/32279
12499 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
12500 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
12502 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
12503 Sebastian Pop <sebpop@gmail.com>
12505 * lambda-code.c (remove_iv): New.
12506 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
12508 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
12510 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
12511 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
12512 * tree-ssa-loop-prefetch.c: Include optabs.h.
12513 (FENCE_FOLLOWING_MOVNT): New macro.
12514 (struct mem_ref): Add independent_p and storent_p fields.
12515 (record_ref): Initalize the new fields.
12516 (gather_memory_references_ref): Return true if the reference
12518 (gather_memory_references): Check whether all memory accesses
12519 in loop were recorded.
12520 (should_issue_prefetch_p): Return false for nontemporal stores.
12521 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
12522 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
12523 (determine_loop_nest_reuse): Detect independent memory references.
12524 (loop_prefetch_arrays): Call mark_nontemporal_stores.
12525 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
12526 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
12527 * config/i386/i386.h (x86_mfence): Declare.
12528 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
12529 * config/i386/i386.c (x86_mfence): New variable.
12530 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
12532 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
12533 * optabs.c (init_optabs): Initialize storent_optab.
12534 * optabs.h (enum optab_index): Add OTI_storent.
12535 (storent_optab): Declare.
12536 * genopinit.c (optabs): Add initialization for storent_optab.
12537 * tree.h (MOVE_NONTEMPORAL): New macro.
12538 * expr.c (expand_assignment, store_expr, store_constructor_field,
12539 store_constructor, store_field, expand_expr_real_1): Propagate
12540 nontemporality of the expanded store.
12541 (emit_storent_insn): New function.
12542 * expr.h (expand_assignment, store_expr): Declaration changed.
12543 * function.c (assign_parm_setup_reg): Pass false as nontemporality
12544 to expand_assignment.
12545 * stmt.c (expand_asm_expr): Ditto.
12546 * calls.c (initialize_argument_information): Pass false as
12547 nontemporality to store_expr.
12548 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
12551 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
12553 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
12555 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
12557 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
12559 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
12560 and allow DECL_P here.
12562 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
12564 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
12565 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
12566 track of the size of the expression.
12567 * cfghooks.c (merge_blocks): Remove block from loops structure only
12568 after call of the merge_blocks hook.
12570 2007-06-09 Tom Tromey <tromey@redhat.com>
12572 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
12573 (deprecated_state): Removed.
12574 (start_decl): Update.
12575 (enum deprecated_states): Moved earlier.
12576 (groktypename): Update.
12577 (push_parm_decl): Likewise.
12578 (grokfield): Likewise.
12579 (start_function): Likewise.
12581 2007-06-09 Ian Lance Taylor <iant@google.com>
12583 PR tree-optimization/32169
12584 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
12585 CONVERT_EXPR, check whether min and max both converted to an
12586 overflow infinity representation.
12588 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
12590 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
12591 not inserted on the edge.
12593 2007-06-08 Bob Wilson <bob.wilson@acm.org>
12595 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
12596 instructions if they are supported.
12597 (__divsi3, __umodsi3, __modsi3): Likewise.
12598 (__ashldi3, __ashrdi3, __lshrdi3): New.
12599 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
12601 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
12602 Tony Linthicum <tony.linthicum@amd.com>
12604 * doc/invoke.texi: Add fvect-cost-model flag.
12605 * common.opt (fvect-cost-model): New flag.
12606 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
12607 cost fields in stmt_vec_info struct for STMT.
12608 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
12609 fields in stmt_vec_info struct and access functions for the same.
12610 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
12611 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
12612 load, store and vector to scalar operation.
12613 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
12614 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
12615 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
12616 (TARG_VEC_STORE_COST): Define cost of vector store.
12617 (vect_estimate_min_profitable_iters): Define new function.
12618 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
12619 check to evaluate if loop iterations are less than minimum profitable
12620 iterations determined by cost model or minimum vect loop bound defined
12621 by user, whichever is more conservative.
12622 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
12623 run-time check to evaluate if loop iterations are less than minimum
12624 profitable iterations determined by cost model or minimum vect loop
12625 bound defined by user, whichever is more conservative.
12626 (vect_estimate_min_profitable_iterations): New function to estimate
12627 mimimimum iterartions required for vector version of loop to be
12628 profitable over scalar version.
12629 (vect_model_reduction_cost): New function.
12630 (vect_model_induction_cost): New function.
12631 (vect_model_simple_cost): New function.
12632 (vect_cost_strided_group_size): New function.
12633 (vect_model_store_cost): New function.
12634 (vect_model_load_cost): New function.
12635 (vectorizable_reduction): Call vect_model_reduction_cost during
12637 (vectorizable_induction): Call vect_model_induction_cost during
12639 (vectorizable_load): Call vect_model_load_cost during analysis phase.
12640 (vectorizable_store): Call vect_model_store_cost during analysis phase.
12641 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
12642 vectorizable_promotion, vectorizable_demotion): Call
12643 vect_model_simple_cost during analysis phase.
12645 2007-06-08 Simon Baldwin <simonb@google.com>
12647 * reg-stack.c (get_true_reg): Readability change. Moved default case
12648 label into direct switch statement scope.
12650 2007-06-08 Simon Baldwin <simonb@google.com>
12652 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
12653 in gcc_assert() with '==' comparison.
12655 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
12657 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
12658 TARGET_ABM handling of x86_popcnt variable.
12660 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
12662 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
12663 __builtin_copysignq and __builtin_infq built-in functions.
12665 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
12667 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
12668 SSE4.2 section. Correct built-in function names in SSE4A section.
12670 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
12672 PR tree-optimization/32243
12673 * tree-vect-transform.c (vectorizable_type_promotion): Move check
12674 for ncopies after ratio check between nunits_out and nunits_in.
12675 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
12677 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
12679 PR tree-optimization/32224
12680 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
12681 vectorization upon a non GIMPLE_MODIFY_STMT.
12683 2007-06-08 Christian Bruel <christian.bruel@st.com>
12686 * config/sh/sh.md (doloop_end): New pattern and splitter.
12687 * loop-iv.c (simple_rhs_p): Check for hardware registers.
12689 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
12691 PR middle-end/32209
12692 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
12694 (verify_dominators): Do not change dominance tree.
12696 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
12698 * config/sh/constraints.md: New file.
12699 * config/sh/sh.c: Include tm-constrs.h.
12700 (reg_class_from_letter): Remove.
12701 (prepare_cbranch_operands): Use satisfies_constraint_*
12702 function instead of macro.
12703 (andcosts, broken_move, sh_secondary_reload): Likewise.
12704 * config/sh/predicates.md (trapping_target_operand): Likewise.
12705 (and_operand, arith_operand, arith_reg_or_0_operand,
12706 cmp_operand, logical_operand, target_operand,
12707 ua_address_operand, ua_offset, xor_operand): Likewise.
12708 * config/sh/sh.md: Include constraints.md.
12709 (*movsicc_t_false): Use satisfies_constraint_* function
12711 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
12712 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
12713 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
12714 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
12715 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
12716 (REG_CLASS_FROM_CONSTRAINT): Remove.
12717 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
12718 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
12719 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
12720 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
12721 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
12722 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
12723 function instead of macro.
12724 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
12725 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
12726 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
12727 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
12728 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
12729 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
12730 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
12731 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
12732 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
12733 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
12734 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
12735 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
12736 EXTRA_CONSTRAINT_STR): Likewise.
12737 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
12739 2007-06-07 Geoffrey Keating <geoffk@apple.com>
12741 * config/i386/darwin.h (STACK_BOUNDARY): Define.
12743 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
12746 * c-common.h (flag_cpp0x): Replaced by...
12747 (cxx_dialect): ... this new variable specifying the C++ dialect that
12749 * c-common.c (flag_cpp0x): Removed.
12750 (cxx_dialect): Defined.
12751 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
12753 * c-opts.c (c_common_post_options): Likewise.
12754 (set_std_cxx98): Set cxx_dialect to cxx98.
12755 (set_std_cxx0x): Set cxx_dialect to cxx0x.
12757 2007-06-07 Geoffrey Keating <geoffk@apple.com>
12758 Hui-May Chang <hm.chang@apple.com>
12760 * doc/invoke.texi (Darwin Options): Update documentation for
12761 -mmacosx-version-min.
12762 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
12763 * config/darwin-driver.c: New file.
12764 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
12765 * config/t-darwin (darwin-driver.o): New rule.
12767 * config/darwin-c.c (version_as_macro): Ignore low digit.
12769 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
12771 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
12772 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
12773 (CSGNMODE): New mode macro.
12774 (CSGNVMODE): New mode attribute.
12775 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
12776 expander using CSGNMODE mode macro. Handle TFmode.
12777 (copysign<mode>3_const): Rename from copysignsf3_const and
12778 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
12780 (copysign<mode>3_var): Rename from copysignsf3_var and
12781 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
12783 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
12784 mode macro. Handle TFmode.
12785 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
12786 (iortf3, *iortf3): Ditto.
12787 (xortf3, *xortf3): Ditto.
12788 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
12789 TFmode and TImode masks.
12790 (ix86_expand_copysign): Expand TFmode copysign insn.
12791 (IX86_BUILTIN_INFQ): New.
12792 (IX86_BUILTIN_FABSQ): Ditto.
12793 (IX86_BUILTIN_COPYSIGNQ): Ditto.
12794 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
12795 [__builtin_fabsq]: Ditto.
12796 [__builtin_copysignq]: Ditto.
12797 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
12798 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
12799 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
12800 ix86_expand_binop_builtin().
12802 2007-06-07 Bob Wilson <bob.wilson@acm.org>
12804 * config/xtensa/lib1funcs.asm: Clean up whitespace.
12806 2007-06-07 Steve Ellcey <sje@cup.hp.com>
12809 * rtl.h (push_to_sequence2): New.
12810 * emit-rtl.c (push_to_sequence2): New.
12811 * function.c (assign_parm_data_all): Add new fields.
12812 (assign_parm_setup_block): Call push_to_sequence2 instead of
12814 (assign_parm_setup_reg): Ditto.
12815 (assign_parm_setup_stack): Ditto.
12816 (assign_parms_unsplit_complex): Ditto.
12817 (assign_parms): Change field name.
12819 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
12821 PR tree-optimization/32220
12822 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
12823 phi node is reached before defining statement.
12825 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
12828 * tree-vect-transform.c (vectorizable_call): Call update_stmt
12829 after changing the right hand side of the assignment.
12831 2007-06-06 Eric Christopher <echristo@apple.com>
12833 * config.gcc (i?86-*-darwin*): Remove arch parameter.
12834 (x86_64-*-darwin*): Ditto.
12835 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
12836 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
12838 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
12840 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
12841 coding conventions.
12842 (add_key): Likewise.
12843 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
12844 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
12846 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
12848 (add_cost_one_coalesce): Likewise.
12849 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
12850 variable names. Rename orig to orig_name for consistency.
12851 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
12852 coding conventions.
12853 (cprop_into_successor_phis): Avoid using C++ keywords as variable
12855 (record_equivalences_from_stmt): Likewise.
12856 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
12857 the coding conventions.
12858 (memory_ssa_name_same): Likewise.
12859 (dse_optimize_stmt): Likewise.
12860 (dse_record_phis): Likewise.
12861 (dse_finalize_block): Likewise.
12862 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
12863 keywords as variable names.
12864 (may_move_till): Cast according to the coding conventions.
12865 (force_move_till_expr): Avoid using C++ keywords as variable names.
12866 (force_move_till): Cast according to the coding conventions.
12867 (memref_hash): Likewise.
12868 (memref_eq): Likewise.
12869 (gather_mem_refs_stmt): Likewise.
12870 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
12871 using C++ keywords as variable names.
12872 (idx_find_step): Cast according to the coding conventions.
12873 (idx_record_use): Likewise.
12874 (find_depends): Likewise.
12875 (prepare_decl_rtl): Likewise.
12876 (mbc_entry_hash): Likewise.
12877 (mbc_entry_eq): Likewise.
12878 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
12879 (simplify_replace_tree): Avoid using C++ keywords as variable names.
12880 (idx_infer_loop_bounds): Cast according to the coding conventions.
12881 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
12882 * tree-ssa-math-opts.c (occ_new ): Likwise.
12883 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
12885 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
12887 (add_use_op): Likewise.
12888 (add_vop): Likewise.
12889 (add_vuse_op): Likewise.
12890 (add_vdef_op): Likewise.
12891 (get_expr_operands): Likewise.
12892 (push_stmt_changes): Use type safe memory macros.
12893 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
12894 keywords as variable names.
12895 (conditional_replacement): Likewise.
12896 (minmax_replacement): Likewise.
12897 (abs_replacement): Likewise.
12898 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
12899 coding conventions.
12900 (insert_fake_stores): Avoid using C++ keywords as variable names.
12901 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
12903 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
12904 (heapvar_insert): Use type safe memory macros.
12905 (new_var_info): Cast according to the coding conventions.
12906 (new_constraint): Likewise.
12907 (remove_preds_and_fake_succs): Use type safe memory macros.
12908 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
12910 (thread_single_edge): Likewise.
12911 (thread_through_loop_header): Likewise.
12913 2007-06-06 Eric Christopher <echristo@apple.com>
12915 * config/i386/i386.c (override_options): Move handling
12916 of TARGET_SUBTARGET* earlier.
12918 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
12920 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
12923 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
12925 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
12926 emited outside of basic block.
12927 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
12928 the created blocks.
12929 * rtl.h (delete_insn_chain): Declaration changed.
12930 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
12932 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
12933 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
12934 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
12935 to delete_insn_chain.
12936 (rtl_verify_flow_info_1): Verify that the insns in header and footer
12937 do not have bb field set.
12938 (rtl_verify_flow_info): Verify that insns between basic blocks do not
12940 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
12941 * cfgcleanup.c (try_optimize_cfg): Ditto.
12943 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
12945 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
12946 (lambda_body_vector_new): Use type safe memory macros.
12947 (lambda_linear_expression_new): Likewise.
12948 (lambda_loopnest_new): Likewise.
12949 (lambda_lattice_new): Likewise.
12950 (replace_uses_equiv_to_x_with_y): Cast according to the coding
12951 conventions. Use type safe memory macros.
12952 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
12953 (lambda_body_vector_s): Likewise.
12954 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
12955 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
12957 2007-06-06 Richard Guenther <rguenther@suse.de>
12959 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
12960 if we need to schedule cfg_cleanup.
12961 (tree_ssa_forward_propagate_single_use_vars): Do so.
12963 2007-06-06 Ian Lance Taylor <iant@google.com>
12965 * fold-const.c (merge_ranges): If range_successor or
12966 range_predecessor fail, just return 0.
12968 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
12970 PR tree-optimization/32216
12971 * tree-vectorizer.c (supportable_widening_operation): Determine
12972 signedness of FIX_TRUNC_EXPR from output operand.
12973 (supportable_narrowing_operation): Ditto.
12974 * tree-vect-generic.c (expand_vector_operations_1): Determine
12975 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
12976 from input operand.
12978 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
12980 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
12981 (struct pta): ...from here. Change flags to unsigned to avoid
12982 excessive casting (as it is used as a bit mask).
12983 (override_options): Add casts according to the coding convenventions.
12984 (x86_64_elf_unique_section): Likewise.
12985 (examine_argument): Avoid using C++ keywords as variable names.
12986 (construct_container): Likewise.
12987 (legitimize_pic_address): Likewise.
12988 (get_dllimport_decl): Cast according to the coding conventions. Use
12989 type safe memory macros.
12990 (legitimize_address): Cast according to the coding conventions.
12991 (emit_i387_cw_initialization): Corrected the type of slot to enum
12993 (ix86_init_machine_status): Use type safe memory macros.
12994 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
12995 (bdesc_pcmpistr): Likewise.
12996 (bdesc_crc32): Likewise.
12997 (bdesc_sse_3arg): Likewise.
12998 (bdesc_2arg): Likewise.
12999 (bdesc_1arg): Likewise.
13000 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
13001 (ix86_expand_sse_pcmpistr): Likewise.
13002 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
13003 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
13004 int to match the langhook definition.
13005 (ix86_builtin_conversion): Change the type of code to unsigned init to
13006 match the langhook definition.
13007 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
13009 (ix86_preferred_output_reload_class): Likewise.
13010 (ix86_cannot_change_mode_class): Likewise.
13011 (ix86_memory_move_cost): Likewise.
13012 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
13013 avoid excessive casting later on.
13014 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
13016 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
13018 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
13019 as flags setting insn.
13020 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
13022 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
13024 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
13025 (UNSPEC_ROUND): New.
13026 ("sse4_1_round<mode>2"): New insn pattern.
13027 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
13029 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
13030 expander using SSEMODEF mode macro. Expand using
13031 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
13032 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
13033 expander using SSEMODEF mode macro. Expand using
13034 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
13035 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
13036 expander using SSEMODEF mode macro. Expand using
13037 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
13038 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
13039 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
13040 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
13043 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
13044 Sebastian Pop <sebpop@gmail.com>
13046 * lambda.h (build_linear_expr): New.
13047 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
13048 Use build_linear_expr, call fold and force_gimple_operand.
13049 (lambda_loopnest_to_gcc_loopnest): Check that there is
13050 something to insert.
13051 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
13053 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
13055 PR preprocessor/23479
13056 * doc/extend.texi: Document the 0b-prefixed binary integer
13057 constant extension.
13059 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
13061 PR tree-optimization/32215
13062 * tree-vectorizer.c (supportable_widening_operation): Return false
13063 for unsupported FIX_TRUNC_EXPR tree code.
13064 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
13066 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
13068 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
13069 register on SPE targets. Change documentation to reflect
13071 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
13072 Change FIXED_SCRATCH to 14 and document why we're keeping r14
13073 out of the register allocation pool.
13074 (rs6000_reg_live_or_pic_offset_p): New function.
13075 (rs6000_emit_prologue): Move the actual saving of LR up to free
13076 r0 for holding r11. Split saving of SPE 64-bit registers into
13077 its own case. Ensure that offsets will always be in-range for
13078 'evstdd' by using r11 as a scratch register to point at the start
13079 of the SPE save area. Save r11 if necessary, as it is the static
13081 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
13082 into its own case. Ensure that offsets will always be in-range
13083 for 'evldd' by using r11 as a scratch register to point at the
13084 start of the SPE save area. Also adjust r11 when restoring
13085 the stack pointer to compensate for pre-loading r11.
13087 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
13089 * cfg.c (init_flow): Use type safe memory macros.
13090 (alloc_block): Likewise.
13091 (unchecked_make_edge): Likewise.
13092 (dump_flow_info): Avoid using C++ keywords as variable names.
13093 (copy_original_table_clear): Cast according to the coding conventions.
13094 (copy_original_table_set): Likewise.
13095 * cfgexpand (label_rtx_for_bb): Likewise.
13096 (expand_gimple_basic_block): Likewise.
13097 * cfghooks.c (dump_bb): Likewise.
13098 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
13100 (lv_add_condition_to_bb): Likewise.
13101 * cfglayout (relink_block_chain): Cast according to the coding
13103 (fixup_reorder_chain): Likewise.
13104 (fixup_fallthru_exit_predecessor): Likewise.
13105 * cfgloop.c (glb_enum_p): Likewise.
13106 (get_exit_description): Likewise.
13107 (dump_recorded_exit): Likewise.
13108 * cfgloop.h (enum loop_estimation): Move out of struct scope...
13109 (struct loop): ... from here.
13110 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
13112 * cfgrtl.c (rtl_create_basic_block): Likewise.
13113 (rtl_split_block): Likewise.
13114 (rtl_dump_bb): Likewise.
13115 (cfg_layout_split_block): Likewise.
13116 (init_rtl_bb_info): Use typesafe memory macros.
13118 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
13119 * graphds.h: Updated all usages of edge to graph_edge.
13120 * graphds.c: Likewise.
13121 * cfgloopanal.c: Likewise.
13123 2007-06-05 Ian Lance Taylor <iant@google.com>
13125 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
13126 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
13127 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
13129 (test_for_singularity): Likewise.
13131 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
13133 * config/i386/constraints.md ("Y2"): Replaced by ...
13135 * config/i386/i386.md: Likewise.
13136 * config/i386/mmx.md: Likewise.
13137 * config/i386/sse.md: Likewise.
13139 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
13141 * config/i386/constraints.md ("z"): Replaced by ...
13143 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
13144 (sse4_1_blendvps): Likewise.
13145 (sse4_1_pblendvb): Likewise.
13146 (sse4_2_pcmpestr): Likewise.
13147 (sse4_2_pcmpestrm): Likewise.
13148 (sse4_2_pcmpestr_cconly): Likewise.
13149 (sse4_2_pcmpistr): Likewise.
13150 (sse4_2_pcmpistrm): Likewise.
13151 (sse4_2_pcmpistr_cconly): Likewise.
13153 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
13155 * matrix-reorg.c (transform_access_sites): Fix computation.
13156 (transform_allocation_sites): Same.
13158 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
13160 * config/i386/i386.c (override_options): Use
13161 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
13163 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
13165 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
13166 (nonimm_not_xmm0_operand): Ditto.
13167 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
13168 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
13169 as operand[2] predicate. Require "z" class XMM register for
13170 operand[3]. Adjust asm template.
13171 ("sse4_1_blendvpd"): Ditto.
13172 ("sse4_1_pblendvb"): Ditto.
13173 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
13174 force op2 into xmm0 register for variable blend instructions.
13176 2007-06-04 Tom Tromey <tromey@redhat.com>
13178 * c-tree.h (start_enum): Update.
13179 (build_enumerator): Likewise.
13180 * c-decl.c (enum_next_value): Removed.
13181 (enum_overflow): Likewise.
13182 (start_enum): Add c_enum_contents argument. Don't use globals.
13183 (build_enumerator): Likewise.
13184 * c-tree.h (struct c_enum_contents): New struct.
13186 2007-06-04 Tom Tromey <tromey@redhat.com>
13188 * c-common.c (c_common_get_alias_set): Fix indentation.
13190 2007-06-04 Ian Lance Taylor <iant@google.com>
13192 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
13193 to overflow, reduce overflow infinity to regular infinity.
13194 (vrp_var_may_overflow): New static function.
13195 (vrp_visit_phi_node): Check vrp_var_may_overflow.
13197 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
13199 * stor-layout.c (layout_type): Remove duplicate code.
13201 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
13204 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
13205 before build_common_builtin_nodes ().
13207 2007-06-04 Steve Ellcey <sje@cup.hp.com>
13210 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
13212 2007-06-04 Jan Hubicka <jh@suse.cz>
13214 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
13215 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
13216 instead of _stat version.
13218 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
13220 PR tree-optimization/32194
13221 * tree-predcom.c (determine_offset): Check that both references have
13224 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
13226 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
13227 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
13228 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
13229 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
13230 Add argument to iterate_fix_dominators call.
13231 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
13232 * gcse.c (hoist_code): Change domby to vector.
13233 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
13234 Add argument to iterate_fix_dominators call.
13235 * loop-doloop.c (doloop_modify): Changed recount_dominator to
13236 recompute_dominator.
13237 * lambda-code.c (perfect_nestify): Ditto.
13238 * cfgloopanal.c: Include graphds.h.
13239 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
13240 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
13241 (mark_irreducible_loops): Use graphds_scc. Remove argument from
13243 * graphds.c: New file.
13244 * graphds.h: New file.
13245 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
13246 (get_dominated_by, get_dominated_by_region): Change return type to
13248 (verify_dominators): Recompute all dominators and compare the results.
13249 (recount_dominator): Renamed to ...
13250 (recompute_dominator): ... this. Do not check that the block is
13251 dominated by entry.
13252 (iterate_fix_dominators): Reimplemented.
13253 (prune_bbs_to_update_dominators, root_of_dom_tree,
13254 determine_dominators_for_sons): New functions.
13255 * et-forest.c (et_root): New function.
13256 * et-forest.h (et_root): Declare.
13257 * Makefile.in (graphds.o): Add.
13258 (cfgloopanal.o): Add graphds.h dependency.
13259 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
13260 * basic-block.h (get_dominated_by, get_dominated_by_region,
13261 iterate_fix_dominators): Declaration changed.
13262 (recount_dominator): Renamed to ...
13263 (recompute_dominator): ... this.
13264 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
13265 (thread_through_all_blocks): Do not free dominance info.
13267 2007-06-03 Andreas Schwab <schwab@suse.de>
13269 * config/m68k/m68k.c (override_options): Don't override
13271 * config/m68k/m68k-modes.def (SF, DF): Define to use
13272 motorola_single_format and motorola_double_format, resp.
13273 * real.c (motorola_single_format): Renamed from
13274 coldfire_single_format.
13275 (motorola_double_format): Renamed from coldfire_double_format.
13276 (encode_ieee_extended): Generate a proper canonical NaN image
13277 respecting canonical_nan_lsbs_set.
13278 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
13280 * real.h: Adjust declarations.
13282 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
13285 * config/sh/sh.md (symGOT_load): Don't schedule insns when
13286 the symbol is generated with the stack protector.
13288 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
13290 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
13291 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
13293 * doc/extend.texi (interrupt): Mention m68k.
13295 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
13297 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
13298 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
13299 (ix86_expand_sse_pcmpestr): Do not check operands for
13300 "register_operand", when insn operand predicate is "register_operand".
13301 (ix86_expand_sse_pcmpistr): Ditto.
13303 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
13304 Uros Bizjak <ubizjak@gmail.com>
13306 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
13307 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
13308 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
13309 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
13310 * config/i386/constraints.md ("z"): New register constraint
13311 for members of SSE_FIRST_REG class.
13312 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
13313 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
13314 SSE_FIRST_REG class.
13315 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
13316 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
13317 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
13318 (IX86_BUILTIN_PCMPESTRM128): Likewise.
13319 (IX86_BUILTIN_PCMPESTRA128): Likewise.
13320 (IX86_BUILTIN_PCMPESTRC128): Likewise.
13321 (IX86_BUILTIN_PCMPESTRO128): Likewise.
13322 (IX86_BUILTIN_PCMPESTRS128): Likewise.
13323 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
13324 (IX86_BUILTIN_PCMPISTRI128): Likewise.
13325 (IX86_BUILTIN_PCMPISTRM128): Likewise.
13326 (IX86_BUILTIN_PCMPISTRA128): Likewise.
13327 (IX86_BUILTIN_PCMPISTRC128): Likewise.
13328 (IX86_BUILTIN_PCMPISTRO128): Likewise.
13329 (IX86_BUILTIN_PCMPISTRS128): Likewise.
13330 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
13331 (struct builtin_description): Change "flag" field to unsigned.
13332 (bdesc_pcmpestr): New builtin description table.
13333 (bdesc_pcmpistr): Likewise.
13334 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
13335 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
13336 Initialize pcmp[ei]str[im] insns for SSE4.2.
13337 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
13338 (ix86_expand_sse_pcmpistr): Likewise.
13339 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
13340 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
13341 (UNSPEC_PCMPISTR): Likewise.
13342 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
13343 (sse4_2_pcmpestri):New isns pattern.
13344 (sse4_2_pcmpestrm): Likewise.
13345 (sse4_2_pcmpestr_cconly): Likewise.
13346 (sse4_2_pcmpistr): New insn patern and splitter.
13347 (sse4_2_pcmpistri):New isns pattern.
13348 (sse4_2_pcmpistrm): Likewise.
13349 (sse4_2_pcmpistr_cconly): Likewise.
13350 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
13353 2007-06-01 David Daney <ddaney@avtrex.com>
13355 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
13356 LOADGP_ABSOLUTE and not binds_local_p.
13358 2007-06-01 Geoffrey Keating <geoffk@apple.com>
13360 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
13362 2007-06-01 Ian Lance Taylor <iant@google.com>
13364 * tree-vrp.c (compare_name_with_value): Always set
13365 used_strict_overflow if we get a result from the variable itself.
13367 2007-06-01 Ian Lance Taylor <iant@google.com>
13369 PR rtl-optimization/31455
13370 * lower-subreg.c (find_decomposable_subregs): Don't decompose
13371 subregs which have a cast between modes which are not tieable.
13373 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
13375 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
13376 breaks after return statements.
13378 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
13380 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
13381 only after no_new_pseudos.
13383 2007-05-31 Eric Christopher <echristo@apple.com>
13385 * expr.c (convert_move): Assert that we don't have a BLKmode
13387 (store_expr): Handle BLKmode moves by calling emit_block_move.
13389 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
13391 * c-typeck.c (build_indirect_ref): Include type in error message.
13392 (build_binary_op): Pass types to binary_op_error.
13393 * c-common.c (binary_op_error): Take two type arguments, print out
13395 * c-common.h (binary_op_error): Update prototype.
13397 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
13399 * config/i386/i386.c: Correct coments on -mno-sse4.
13401 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
13403 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
13404 (x86_64-*-*): Likewise.
13405 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
13406 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
13407 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
13408 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
13409 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
13410 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
13411 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
13412 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
13413 (OPTION_MASK_ISA_SSE4): Likewise.
13414 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
13415 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
13416 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
13417 (override_options): Support SSE4.2.
13418 (ix86_build_const_vector): Support SImode and DImode.
13419 (ix86_build_signbit_mask): Likewise.
13420 (ix86_expand_int_vcond): Support V2DImode.
13421 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
13422 (IX86_BUILTIN_CRC32HI): Likewise.
13423 (IX86_BUILTIN_CRC32SI): Likewise.
13424 (IX86_BUILTIN_CRC32DI): Likewise.
13425 (IX86_BUILTIN_PCMPGTQ): Likewise.
13426 (bdesc_crc32): Likewise.
13427 (bdesc_sse_3arg): Likewise.
13428 (ix86_expand_crc32): Likewise.
13429 (ix86_init_mmx_sse_builtins): Support SSE4.2.
13430 (ix86_expand_builtin): Likewise.
13431 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
13432 __SSE4_2__ for -msse4.2.
13433 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
13434 (CRC32MODE): Likewise.
13435 (crc32modesuffix): Likewise.
13436 (crc32modeconstraint): Likewise.
13437 (sse4_2_crc32<mode>): Likewise.
13438 (sse4_2_crc32di): Likewise.
13439 * config/i386/i386.opt (msse4.2): New for SSE4.2.
13441 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
13442 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
13443 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
13444 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
13445 (vcondu<mode>): Likewise.
13446 * doc/extend.texi: Document SSE4.2 built-in functions.
13447 * doc/invoke.texi: Document -msse4.2/-msse4.
13449 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
13451 PR tree-optimization/32160
13452 * tree-predcom.c (predcom_tmp_var): New function. Mark created
13453 variable as gimple reg.
13454 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
13456 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
13458 * gcc.c (main): Don't consider linker options when issuing the
13459 warning about a linker input file not being used.
13461 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13463 * tree-vrp.c (compare_names): Initialize sop.
13465 2007-05-30 Dirk Mueller <dmueller@suse.de>
13467 * cgraphunit.c (cgraph_analyze_function): Remove
13468 computation of inline parameters.
13470 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
13472 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
13474 2007-05-30 Richard Sandiford <richard@codesourcery.com>
13476 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
13477 Add vx-common.h. Include vxworks.h between vx-common.h and
13479 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
13481 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
13482 (TARGET_ASM_DESTRUCTOR): Likewise.
13483 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
13484 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
13485 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
13486 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
13487 (VXWORKS_ENDIAN_SPEC): Define.
13488 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
13489 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
13490 VXWORKS_* equivalents.
13491 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
13492 (ASM_FILE_START): Delete.
13493 (TARGET_VERSION): Reformat.
13494 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
13495 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
13496 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
13497 (FPBIT, DPBIT): Define.
13498 (fp-bit.c, dp-bit.c): New rules.
13499 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
13500 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
13501 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
13502 * config/arm/arm.h: Include vxworks-dummy.h.
13503 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
13504 Mark with ATTRIBUTE_UNUSED.
13505 (arm_override_options): Do not allow VxWorks RTP PIC to be used
13506 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
13507 make it incompatible with -msingle-pic-base.
13508 (arm_function_ok_for_sibcall): Return false for calls that might
13509 go through a VxWorks PIC PLT entry.
13510 (require_pic_register): New function, split out from...
13511 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
13513 (arm_load_pic_register): Handle the VxWorks RTP initialization
13514 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
13515 (arm_emit_call_insn): New function.
13516 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
13517 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
13518 (pic_offset_arm): New pattern.
13519 (call, call_value): Use arm_emit_call_insn.
13520 (call_internal, call_value_internal): New expanders.
13521 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
13522 VxWorks unless __PIC__.
13524 2007-05-30 Eric Christopher <echristo@gmail.com>
13526 * genrecog.c: Include regs.h in generated file.
13527 * genemit.c: Ditto. Fix up formatting.
13528 * config/mn10300/constraints.md: New.
13529 * config/mn10300/mn10300.md: Include.
13530 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
13531 Fix up for removed macro.
13532 * config/mn10300/predicates.md (call_address_operand): Ditto.
13533 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
13534 (CONST_OK_FOR_I): Ditto.
13535 (CONST_OK_FOR_J): Ditto.
13536 (CONST_OK_FOR_K): Ditto.
13537 (CONST_OK_FOR_L): Ditto.
13538 (CONST_OK_FOR_M): Ditto.
13539 (CONST_OK_FOR_N): Ditto.
13540 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
13544 (EXTRA_CONSTRAINT): Ditto.
13546 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
13548 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
13550 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
13551 OPTION_MASK_ISA_64BIT.
13552 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
13554 2007-05-30 Richard Guenther <rguenther@suse.de>
13556 PR middle-end/32152
13557 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
13558 types for comparison.
13559 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
13560 with original typed arguments.
13561 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
13563 2007-05-30 Jakub Jelinek <jakub@redhat.com>
13565 PR tree-optimization/31769
13566 * except.c (duplicate_eh_regions): Clear prev_try if
13567 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
13569 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
13571 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
13572 * tree-ssa-sink.c (statement_sink_location): Return basic block and
13573 bsi of the location where statements should be inserted.
13574 (sink_code_in_bb): Take bsi from statement_sink_location.
13575 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
13576 instead of bsi_start.
13577 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
13579 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
13580 (bsi_move_before): Document inconsistency with bsi_move_after.
13581 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
13583 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
13585 * config/i386/i386.h (TARGET_ABM): New define.
13586 (TARGET_POPCNT): Ditto.
13587 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
13588 New temporary defines to redefine from OPTION_ISA_* defines.
13589 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
13590 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
13591 (ix86_isa_flags): New extern int declaration.
13592 (TARGET_SUBTARGET_DEFAULT): New define.
13593 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
13594 (TARGET_SUBTARGET32_DEFAULT): Ditto.
13595 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
13596 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
13597 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
13598 * config/i386/darwin.h: Change TARGET_64BIT define to
13601 * config/i386/i386.opt (m3dnowa): Define as undocumented option
13602 using existing "ix86_isa_flags" varible.
13603 (m32, m64): Use existing "ix86_isa_flags" variable.
13604 (mmmx, m3dnow): Ditto.
13605 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
13606 (mabm): Define as non-negative option using "x86_abm" variable.
13607 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
13609 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
13610 Rewrite feature test bitmap.
13611 (ix86_isa_flags): New initialized global int varible.
13612 (ix86_isa_flags_explicit): New static int variable.
13613 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
13614 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
13615 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
13616 target_flags_explicit.
13617 (override_options): Remove "target_enable" and "target_disable" fields
13618 from "struct ptt". Update processor_target_table accordingly. Remove
13619 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
13620 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
13621 "target_flags" and "ix86_isa_flags_explicit" instead of
13622 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
13623 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
13624 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
13625 to true when either of PTA_POPCNT or PTA_ABM is set in
13626 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
13627 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
13628 processor_alias_table flags entry. Remove handling of
13629 "target_enable" and "target_disable" fields of processor_target_table.
13630 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
13631 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
13632 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
13633 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
13634 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
13636 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
13638 2007-05-29 David Daney <ddaney@avtrex.com>
13641 * config/mips/mips.c (mips_output_mi_thunk): Emit
13642 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
13644 2007-05-29 Hui-May Chang <hm.chang@apple.com>
13645 * config/i386/i386.c (ix86_function_regparm): Added checking of
13646 ix86_force_align_arg_pointer to determine the number of
13647 register parameters.
13649 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
13651 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
13652 (SET_DR_MISALIGNMENT): New.
13653 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
13654 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
13655 Use SET_DR_MISALIGNMENT.
13656 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
13658 * tree-data-ref.c (create_data_ref, compute_all_dependences,
13659 find_loop_nest): Export.
13660 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
13661 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
13662 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
13663 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
13665 (struct mem_ref): Add field reuse_distance.
13666 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
13667 Initialize reuse_distance field.
13668 (issue_prefetch_ref): Select temporality of prefetch according to
13670 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
13671 self_reuse_distance, determine_loop_nest_reuse): New functions.
13672 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
13673 (tree_ssa_prefetch_arrays): Dump L2 cache size.
13674 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
13677 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
13679 * tree-ssa-alias.c: Add aliasing overview.
13681 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
13682 Danny Smith <dannysmith@users.sourceforge.net>
13685 * config/i386/t-crtfm: Compile crtfastmath.o with
13686 -minline-all-stringops.
13687 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
13688 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
13690 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13692 * doc/md.texi: Document constraints on HP PA-RISC.
13694 * pa/constraints.md: New file.
13695 * pa.md: Include constraints.md.
13696 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
13697 (integer_store_memory_operand, ldil_cint_p): New functions.
13698 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
13699 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
13700 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
13701 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
13702 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
13704 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
13707 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
13708 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
13709 case POSTDECREMENT_EXPR>): Return the error_mark_node
13710 if either the real or imaginary parts would an
13713 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
13715 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
13716 name when we remove it from a call.
13718 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
13720 * targhooks.c (default_narrow_bitfield): Remove.
13721 * targhooks.h: Remove the prototype for
13722 default_narrow_bitfield.
13724 * langhooks-def.h: Remove the prototype for
13725 hook_get_alias_set_0.
13726 * langhooks.c (hook_get_alias_set_0): Remove.
13728 * global.c (EXECUTE_IF_CONFLICT): Remove.
13730 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
13733 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
13734 return true when truth_value_p is true and the type
13737 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
13739 * doc/install.texi (Prerequisites): We no longer require Autoconf
13740 2.13 for the top-level.
13742 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
13744 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
13745 memory access via x86_expand_vector_move_misalign() only for
13746 TImode values on 32-bit targets.
13748 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
13750 * matrix-reorg.c: New file. Implement matrix flattening and
13751 transposing optimization.
13752 * tree-pass.h: Add matrix reorg pass.
13753 * common.opt: Add fipa-mreorg flag.
13754 * Makefile.in: Add matrix-reorg.c.
13755 * passes.c: Add matrix reorg pass.
13756 * varpool.c (add_new_static_var): New function.
13757 * cgraph.h (add_new_static_var): Declare.
13759 2007-05-27 Eric Christopher <echristo@apple.com>
13761 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
13762 sp_offset depending on stack size. Save r12 depending
13763 on registers we're saving later.
13764 (rs6000_emit_epilogue): Update sp_offset depending only
13767 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
13769 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
13770 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
13771 * ifcvt.c (if_convert): Ditto.
13772 * tree-ssa-threadupdate.c (thread_block): Ditto.
13773 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
13774 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
13775 verify_loop_closed_ssa): Check number_of_loops instead of
13777 * predict.c (tree_estimate_probability): Ditto.
13778 * tree-if-conv.c (main_tree_if_conversion): Ditto.
13779 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
13780 * modulo-sched.c (sms_schedule): Ditto.
13781 * tree-scalar-evolution.c (scev_const_prop): Ditto.
13782 (scev_finalize): Do not do anything if scev analysis was not
13784 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
13785 current_loops == NULL.
13786 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
13787 * loop-init.c (loop_optimizer_init): Do not free current_loops when
13788 there are no loops.
13789 (loop_optimizer_finalize): Assert that loops were analyzed.
13790 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
13791 rtl_doloop): Check number_of_loops instead of current_loops.
13792 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
13793 current_loops == NULL.
13794 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
13795 gate_tree_vectorize tree_linear_transform, check_data_deps,
13796 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
13797 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
13798 Check number_of_loops instead of current_loops.
13799 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
13800 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
13801 free loops if available.
13802 (execute_pre): Do not pass do_fre to fini_pre.
13804 2007-05-27 Tobias Burnus <burnus@net-b.de>
13806 PR middle-end/32083
13807 * real.c (mpfr_from_real): Fix sign of -Inf.
13809 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
13811 * tree-vect-transform.c (vectorizable_conversion): Initialize
13812 tree_code variables to ERROR_MARK.
13813 (vectorizable_type_demotion): Likewise.
13814 (vectorizable_type_promotion): Likewise.
13816 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
13819 * config/i386/i386.md (movti): Handle push operands via
13820 ix86_expand_push().
13822 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
13824 * basic-block.h: Remove the prototype for merge_seq_blocks.
13825 * cfgcleanup.c (merge_seq_blocks): Remove.
13827 * tree-flow.h: Remove the prototype for is_aliased_with.
13828 * tree-ssa-alias.c (is_aliased_with): Remove.
13830 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
13832 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
13834 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
13836 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
13837 ix86_expand_sse4_unpack if SSE4.1 is enabled.
13838 (vec_unpacks_hi_v16qi): Likewise.
13839 (vec_unpacku_lo_v16qi): Likewise.
13840 (vec_unpacks_lo_v16qi): Likewise.
13841 (vec_unpacku_hi_v8hi): Likewise.
13842 (vec_unpacks_hi_v8hi): Likewise.
13843 (vec_unpacku_lo_v8hi): Likewise.
13844 (vec_unpacks_lo_v8hi): Likewise.
13845 (vec_unpacku_hi_v4si): Likewise.
13846 (vec_unpacks_hi_v4si): Likewise.
13847 (vec_unpacku_lo_v4si): Likewise.
13848 (vec_unpacks_lo_v4si): Likewise.
13850 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
13852 * c-typeck.c, config/arm/arm.c, config/darwin.c,
13853 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
13854 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
13855 follow spelling conventions in various
13856 warning/error/diagnostic messages.
13858 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
13859 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
13860 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
13861 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
13862 tree-vrp.c: Fix comment typos. Follow spelling conventions.
13863 * doc/tm.texi: Follow spelling conventions.
13865 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
13868 * tree-ssa-forwprop.c
13869 (forward_propagate_addr_into_variable_array_index): Remove
13870 the lhs argument. Use the type of def_rhs instead of lhs.
13871 (forward_propagate_addr_expr_1): Update use of
13872 forward_propagate_addr_into_variable_array_index.
13874 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
13875 Nigel Stephens <nigel@mips.com>
13877 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
13878 function attributes, "far" being an alias for "long_call".
13879 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
13880 (mips_near_type_p, mips_far_type_p): New.
13881 (mips_comp_type_attributes): New function to check that attributes
13882 attached to a function type are compatible.
13883 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
13884 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
13885 to the target function of the thunk.
13886 (mips_encode_section_info): Check for "near" and "far" function
13887 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
13889 * config/mips/predicates.md (const_call_insn_operand): Test only
13890 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
13892 * doc/extend.texi (Function Attributes): Document MIPS "near" and
13895 * testsuite/gcc.target/mips/near-far-1.c: New test case.
13896 * testsuite/gcc.target/mips/near-far-2.c: New test case.
13897 * testsuite/gcc.target/mips/near-far-3.c: New test case.
13898 * testsuite/gcc.target/mips/near-far-4.c: New test case.
13900 2007-05-25 Eric Christopher <echristo@apple.com>
13902 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
13903 to x86-darwin configurations.
13904 * config/i386/t-darwin: Add softfp support.
13905 * config/i386/t-darwin64: Ditto.
13906 * config/i386/sfp-machine.h: If mach then don't use
13907 aliasing, emit a stub to call.
13909 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
13911 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
13912 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
13913 tree-predcom.c, tree-ssa-alias-warnings.c,
13914 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
13915 comment typos. Follow spelling conventions.
13916 * doc/cpp.texi, doc/invoke.texi: Fix typos.
13918 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
13921 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
13922 constants into memory. Expand unaligned memory references for
13923 SSE modes via x86_expand_vector_move_misalign() function.
13925 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
13927 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
13928 "memory" attribute for "sseishft" type insn without operands[2].
13930 2007-05-25 Dirk Mueller <dmueller@suse.de>
13931 Marcus Meissner <meissner@suse.de>
13933 * doc/extend.texi (alloc_size): New attribute.
13934 * c-common.c (handle_alloc_size_attribute): New.
13935 * tree-object-size.c (alloc_object_size): Use alloc_size
13936 attribute, if available.
13938 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
13940 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
13942 (__builtin_ia32_vec_ext_v2di): Likewise.
13943 (__builtin_ia32_vec_ext_v4si): Likewise.
13944 (__builtin_ia32_vec_ext_v8hi): Likewise.
13945 (__builtin_ia32_vec_ext_v16qi): Likewise.
13946 (__builtin_ia32_vec_set_v8hi): Likewise.
13948 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
13950 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
13952 2007-05-25 Richard Sandiford <richard@codesourcery.com>
13954 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
13955 (arm_is_longcall_p): Rename to...
13956 (arm_is_long_call_p): ...this. Take a single tree argument and
13958 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
13959 (CUMULATIVE_ARGS): Remove call_cookie.
13960 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
13961 (ENCODED_LONG_CALL_ATTR_P): Delete.
13962 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
13963 LONG_CALL_FLAG_CHAR cases.
13964 (ARM_DECLARE_FUNCTION_SIZE): Delete.
13965 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
13966 ARM_DECLARE_FUNCTION_SIZE.
13967 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
13968 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
13969 (arm_encode_call_attribute, current_file_function_operand): Delete.
13970 (arm_function_in_section_p): New function.
13971 (arm_is_longcall_p): Rename to...
13972 (arm_is_long_call_p): ...this. Take the target function as a single
13973 argument and return a bool. Do not rely on call cookies. Check
13974 whether the target symbol is in the same section as the current
13975 function, not just the same compilation unit.
13976 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
13977 (arm_encode_section_info): Don't encode a call type.
13978 * config/arm/arm.md (call, call_value): Update calls to
13979 arm_is_long(_)call_p. Simplify logic.
13980 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
13981 Update calls to arm_is_long(_)call_p.
13983 2007-05-25 Richard Guenther <rguenther@suse.de>
13985 PR tree-optimization/31982
13986 * tree-ssa-forwprop.c
13987 (forward_propagate_addr_into_variable_array_index): Handle arrays
13988 with element size one.
13990 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
13992 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
13993 (umulsi3_highpart): Likewise.
13995 2007-05-24 Ian Lance Taylor <iant@google.com>
13997 PR rtl-optimization/32069
13998 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
14001 2007-05-24 Ollie Wild <aaw@google.com>
14003 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
14006 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
14008 * postreload-gcse.c (reg_changed_after_insn_p): New function.
14009 (oprs_unchanged_p): Use it to check all registers in a REG.
14010 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
14011 (reg_set_between_after_reload_p): Delete.
14012 (reg_used_between_after_reload_p): Likewise.
14013 (reg_set_or_used_since_bb_start): Likewise.
14014 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
14015 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
14016 Use reg_set_between_p instead of reg_set_between_after_reload_p.
14017 * rtlanal.c (reg_set_p): Check whether REG overlaps
14018 regs_invalidated_by_call, rather than just checking the
14019 membership of REGNO (REG).
14021 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
14023 * doc/passes.texi: Document predictive commoning.
14024 * doc/invoke.texi (-fpredictive-commoning): Document.
14025 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
14026 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
14027 adding indices to the generated name.
14028 (schedule_sm): Pass 0 to get_lsm_tmp_name.
14029 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
14030 * tree-pretty-print.c (op_symbol_1): Renamed to ...
14031 (op_symbol_code): ... and exported.
14032 (dump_omp_clause, op_symbol): Use op_symbol_code
14033 instead of op_symbol_1.
14034 * tree-pass.h (pass_predcom): Declare.
14035 * timevar.def (TV_PREDCOM): New timevar.
14036 * tree-ssa-loop.c (run_tree_predictive_commoning,
14037 gate_tree_predictive_commoning, pass_predcom): New.
14038 * tree-data-ref.c (find_data_references_in_loop): Find the
14039 references in dominance order.
14040 (canonicalize_base_object_address): Ensure that the result has
14042 (dr_analyze_innermost): Export.
14043 (create_data_ref): Code to fail for references with invariant
14045 (find_data_references_in_stmt): ... here.
14046 * tree-data-ref.h (dr_analyze_innermost): Declare.
14047 * tree-affine.c: Include tree-gimple.h and hashtab.h.
14048 (aff_combination_find_elt, name_expansion_hash,
14049 name_expansion_eq, tree_to_aff_combination_expand,
14050 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
14052 * tree-affine.h (aff_combination_constant_multiple_p,
14053 tree_to_aff_combination_expand): Declare.
14054 * tree-predcom.c: New file.
14055 * common.opt (fpredictive-commoning): New option.
14056 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
14057 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
14058 * Makefile.in (tree-predcom.o): Add.
14059 (tree-affine.o): Add TREE_GIMPLE_H dependency.
14060 * passes.c (init_optimization_passes): Add dceloop after
14061 copy propagation in loop optimizer. Add predictive commoning
14062 to loop optimizer passes.
14064 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
14066 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
14069 2007-05-24 Jan Hubicka <jh@suse.cz>
14071 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
14073 (genheader): Include statistics.h.
14075 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
14077 * print-rtl.c (flag_dump_unnumbered): Update comments.
14078 (print_rtl): Fix my previous change.
14079 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
14082 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
14084 PR middle-end/32018
14085 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
14087 (thread_through_all_blocks): Call initialize_original_copy_tables
14088 and free_original_copy_tables.
14089 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
14091 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
14092 * cfghooks.c (duplicate_block): Use get_loop_copy.
14093 * cfg.c: Include cfgloop.h.
14094 (loop_copy): New hash table.
14095 (initialize_original_copy_tables): Initialize loop_copy table.
14096 (free_original_copy_tables): Free loop_copy table.
14097 (copy_original_table_clear, copy_original_table_set,
14098 set_loop_copy, get_loop_copy): New functions.
14099 (set_bb_original, set_bb_copy): Use copy_original_table_set.
14100 * cfgloop.h (struct loop): Remove copy field.
14101 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
14102 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
14104 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
14106 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
14107 -msse/-msse2/-msse3.
14109 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
14111 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
14112 __builtin_ia32_vec_set_v2di with MASK_64BIT.
14114 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
14117 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
14118 * targhooks.h (default_mangle_decl_assembler_name): Declare
14120 * targhooks.c (default_mangle_decl_assembler_name): Define
14122 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
14124 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
14125 * langhooks.c (lhd_set_decl_assembler_name): Call
14126 targetm.mangle_decl_assembler_name for names with global scope.
14128 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
14130 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
14131 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
14133 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
14134 New. Factored out of i386_pe_encode_section_info.
14135 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
14136 Move check for prior decoration of stdcall
14137 symbols to i386_pe_encode_section_info.
14138 (i386_pe_encode_section_info): Adjust call to
14139 gen_stdcall_or_fastcall_suffix. Use
14140 i386_pe_maybe_mangle_decl_assembler_name, if needed.
14141 (i386_pe_mangle_decl_assembler_name): New. Wrap
14142 i386_pe_maybe_mangle_decl_assembler_name.
14144 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
14146 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
14147 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
14148 * langhooks.c (get_signed_or_unsigned_type): Don't check for
14149 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
14150 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
14153 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
14154 Nigel Stephens <nigel@mips.com>
14155 Richard Sandiford <richard@codesourcery.com>
14157 Fix up MIPS16 hard float and add support for complex.
14159 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
14160 (TARGET_SOFT_FLOAT_ABI): New.
14161 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
14162 __mips_soft_float to reflect the ABI in use, not whether the
14163 FPU is directly accessible (e.g., in MIPS16 mode).
14164 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
14165 (UNITS_PER_FPVALUE): Likewise.
14167 * config/mips/mips.c (mips_expand_call): Remove redundant
14168 TARGET_MIPS16 check.
14169 (mips_arg_regno): New.
14170 (function_arg_advance): When setting bits in cum->fp_code for
14171 MIPS16, don't subtract 1 from cum->arg_number, since it is now
14173 (function_arg): Use mips_arg_regno.
14174 (mips_return_mode_in_fpr_p): New.
14175 (mips16_call_stub_mode_suffix): New.
14176 (mips16_cfun_returns_in_fpr_p): New.
14177 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
14178 (mips_output_function_prologue): Test mips16_hard_float, not
14179 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
14180 (mips_expand_epilogue): Call MIPS16 helper routines to copy
14181 return value into a floating-point register.
14182 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
14183 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
14184 (mips16_fp_args): Handle MIPS32r2 ISA which supports
14185 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
14186 word of double arguments from or to the high bits of 64-bit
14187 floating point registers.
14188 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
14189 (mips16_fpret_double): New helper function.
14190 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
14191 support for complex modes. Fill in DECL_RESULT for stubdecl.
14192 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
14194 * config/mips/mips16.S
14195 (RET, ARG1, ARG2): New.
14196 (MERGE_GPRf, MERGE_GPRt): New.
14197 (DELAYt, DELAYf): New.
14198 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
14199 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
14200 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
14201 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
14202 (SFOP): Renamed to...
14203 (OPSF3): This, and macro-ified. Updated all uses.
14204 (SFOP2): Renamed to...
14205 (OPSF2): This, and macro-ified. Updated all uses.
14206 (SFCMP): Renamed to...
14207 (CMPSF): This, and macro-ified. Updated all uses.
14208 (SFREVCMP): Renamed to...
14209 (REVCMPSF): This, and macro-ified. Updated all uses.
14210 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
14211 (LDDBL1, LDDBL2, RETDBL): Deleted.
14212 (DFOP): Renamed to...
14213 (OPDF3): This, and macro-ified. Updated all uses.
14214 (DFOP2): Renamed to...
14215 (OPDF2): This, and macro-ified. Updated all uses.
14216 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
14217 (DFCMP): Renamed to...
14218 (CMPDF): This, and macro-ified. Updated all uses.
14219 (DFREVCMP): Renamed to...
14220 (REVCMPDF): This, and macro-ified. Updated all uses.
14221 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
14222 (RET_FUNCTION): New.
14223 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
14224 (__mips16_ret_sc, __mips16_ret_dc): New.
14225 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
14226 STUB_ARGS_6, STUB_ARGS_10): New.
14227 (CALL_STUB_NO_RET): New.
14228 (__mips16_call_stub_1): Macro-ified.
14229 (__mips16_call_stub_5): Macro-ified.
14230 (__mips16_call_stub_2): Macro-ified.
14231 (__mips16_call_stub_6): Macro-ified.
14232 (__mips16_call_stub_9): Macro-ified.
14233 (__mips16_call_stub_10): Macro-ified.
14234 (CALL_STUB_RET): New.
14235 (__mips16_call_stub_sf_0): Macro-ified.
14236 (__mips16_call_stub_sf_1): Macro-ified.
14237 (__mips16_call_stub_sf_5): Macro-ified.
14238 (__mips16_call_stub_sf_2): Macro-ified.
14239 (__mips16_call_stub_sf_6): Macro-ified.
14240 (__mips16_call_stub_sf_9): Macro-ified.
14241 (__mips16_call_stub_sf_10): Macro-ified.
14242 (__mips16_call_stub_df_0): Macro-ified.
14243 (__mips16_call_stub_df_1): Macro-ified.
14244 (__mips16_call_stub_df_5): Macro-ified.
14245 (__mips16_call_stub_df_2): Macro-ified.
14246 (__mips16_call_stub_df_6): Macro-ified.
14247 (__mips16_call_stub_df_9): Macro-ified.
14248 (__mips16_call_stub_df_10): Macro-ified.
14249 (__mips16_call_stub_sc_0): New.
14250 (__mips16_call_stub_sc_1): New.
14251 (__mips16_call_stub_sc_5): New.
14252 (__mips16_call_stub_sc_2): New.
14253 (__mips16_call_stub_sc_6): New.
14254 (__mips16_call_stub_sc_9): New.
14255 (__mips16_call_stub_sc_10): New.
14256 (__mips16_call_stub_dc_0): New.
14257 (__mips16_call_stub_dc_1): New.
14258 (__mips16_call_stub_dc_5): New.
14259 (__mips16_call_stub_dc_2): New.
14260 (__mips16_call_stub_dc_6): New.
14261 (__mips16_call_stub_dc_9): New.
14262 (__mips16_call_stub_dc_10): New.
14264 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
14265 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
14266 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
14268 2007-05-23 Ian Lance Taylor <iant@google.com>
14270 * doc/invoke.texi (Invoking GCC): Document that the order of the
14273 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
14276 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
14277 * config/score/predicate.md (const_pow2, const_npow2): Remove.
14278 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
14282 * config/score/score.c (score_print_operand): Make sure that only
14283 lower bits are used.
14285 2007-05-22 Ian Lance Taylor <iant@google.com>
14287 * tree-vrp.c (avoid_overflow_infinity): New static function,
14288 broken out of set_value_range_to_value.
14289 (set_value_range_to_value): Call avoid_overflow_infinity.
14290 (extract_range_from_assert): Likewise.
14292 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
14294 PR middle-end/31095
14295 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
14296 change the type before looking for a COMPOUND_EXPR.
14298 2007-05-22 Ian Lance Taylor <iant@google.com>
14300 * lower-subreg.c (decompose_multiword_subregs): If we change an
14301 insn, call remove_retval_note on it.
14303 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
14305 * regs.h (end_hard_regno): New function.
14306 (END_HARD_REGNO, END_REGNO): New macros.
14307 (add_to_hard_reg_set): New function.
14308 (remove_from_hard_reg_set): Likewise.
14309 (in_hard_reg_set_p): Likewise.
14310 (overlaps_hard_reg_set_p): Likewise.
14311 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
14312 (note_btr_set): Use END_HARD_REGNO.
14313 * caller-save.c (setup_save_areas): Use end_hard_regno.
14314 (mark_set_regs): Use END_HARD_REGNO.
14315 (add_stored_regs): Use end_hard_regno.
14316 (mark_referenced_regs): Use add_to_hard_reg_set.
14317 * combine.c (update_table_tick): Use END_REGNO.
14318 (record_value_for_reg): Likewise.
14319 (record_dead_and_set_regs): Likewise.
14320 (get_last_value_validate): Likewise.
14321 (use_crosses_set_p): Likewise.
14322 (reg_dead_at_p_1): Likewise.
14323 (reg_dead_at_p): Likewise.
14324 (mark_used_regs_combine): Use add_to_hard_reg_set.
14325 (move_deaths): Use END_HARD_REGNO.
14326 (reg_bitfield_target_p): Use end_hard_regno.
14327 (distribute_notes): Use END_HARD_REGNO.
14328 * cse.c (mention_regs): Use END_REGNO.
14329 (insert): Use add_to_hard_reg_set.
14330 (invalidate): Use END_HARD_REGNO.
14331 (invalidate_for_call): Likewise.
14332 (exp_equiv_p): Use END_REGNO.
14333 (cse_insn): Likewise.
14334 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
14335 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
14336 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
14337 * function.c (keep_stack_depressed): Use end_hard_regno.
14338 * global.c (global_alloc): Use end_hard_regno.
14339 (global_conflicts): Use add_to_hard_reg_set instead of
14341 (find_reg): Likewise.
14342 (mark_reg_store): Likewise.
14343 (mark_reg_conflicts): Likewise.
14344 (mark_reg_death): Use remove_from_hard_reg_set.
14345 (mark_reg_live_nc): Delete.
14346 (set_preference): Use end_hard_regno.
14347 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
14348 remove_from_hard_reg_set.
14349 (post_mark_life): Use add_to_hard_reg_set.
14350 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
14351 (reg_becomes_live): Use add_to_hard_reg_set.
14352 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
14353 (peep2_find_free_register): Use add_to_hard_reg_set.
14354 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
14355 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
14356 * regrename.c (note_sets): Use add_to_hard_reg_set.
14357 (clear_dead_regs): Use remove_from_hard_reg_set.
14358 (regrename_optimize): Use add_to_hard_reg_set.
14359 (find_oldest_value_reg): Use in_hard_reg_set_p.
14360 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
14361 (hard_reg_set_here_p): Use end_hard_regno.
14362 (decompose): Likewise.
14363 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
14364 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
14365 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
14366 (mark_home_live): Use end_hard_regno.
14367 (spill_hard_reg): Likewise.
14368 (clear_reload_reg_in_use): Likewise.
14369 * reorg.c (delete_prior_computation): Use END_REGNO.
14370 * resource.c (update_live_status): Use END_HARD_REGNO.
14371 (mark_referenced_resources): Use add_to_hard_reg_set.
14372 (mark_set_resources): Likewise.
14373 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
14374 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
14375 (reg_overlap_mentioned_p): Likewise.
14376 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
14377 (covers_regno_no_parallel_p): Use END_REGNO.
14378 (find_regno_note): Likewise.
14379 (find_reg_fusage): Use END_HARD_REGNO.
14380 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
14381 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
14383 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
14385 * mode-switching.c (reg_dies): Change type of second argument to
14387 (optimize_mode_switching): Update accordingly.
14389 2007-05-22 Richard Sandiford <richard@codesourcery.com>
14391 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
14393 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
14394 (hard_reg_set_empty_p): ...these new functions.
14395 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
14396 GO_IF_HARD_REG_SUBSET.
14397 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
14398 instead of GO_IF_HARD_REG_EQUAL.
14399 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
14400 instead of GO_IF_HARD_REG_EQUAL.
14401 * global.c (find_reg): Use hard_reg_set_empty_p instead of
14402 GO_IF_HARD_REG_SUBSET.
14403 (modify_reg_pav): Use hard_reg_set_empty_p instead of
14404 GO_IF_HARD_REG_EQUAL.
14405 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
14406 of GO_IF_HARD_REG_SUBSET.
14407 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
14408 instead of GO_IF_HARD_REG_EQUAL.
14409 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
14410 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
14411 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
14412 of GO_IF_HARD_REG_SUBSET,
14413 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
14414 GO_IF_HARD_REG_SUBSET.
14415 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
14416 instead of GO_IF_HARD_REG_EQUAL.
14417 * config/sh/sh.c (push_regs, calc_live_regs): Use
14418 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
14419 (hard_regs_intersect_p): Delete.
14421 2007-05-22 Janis Johnson <janis187@us.ibm.com>
14423 * doc/sourcebuild.texi (Test Directives) Add dg-message.
14425 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
14426 Richard Henderson <rth@redhat.com>
14428 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
14430 (x86_64-*-*): Likewise.
14432 * i386/i386-modes.def (V2QI): New.
14434 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
14436 (override_options): Support SSE4.1.
14437 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
14438 (IX86_BUILTIN_BLENDPS): Likewise.
14439 (IX86_BUILTIN_BLENDVPD): Likewise.
14440 (IX86_BUILTIN_BLENDVPS): Likewise.
14441 (IX86_BUILTIN_PBLENDVB128): Likewise.
14442 (IX86_BUILTIN_PBLENDW128): Likewise.
14443 (IX86_BUILTIN_DPPD): Likewise.
14444 (IX86_BUILTIN_DPPS): Likewise.
14445 (IX86_BUILTIN_INSERTPS128): Likewise.
14446 (IX86_BUILTIN_MOVNTDQA): Likewise.
14447 (IX86_BUILTIN_MPSADBW128): Likewise.
14448 (IX86_BUILTIN_PACKUSDW128): Likewise.
14449 (IX86_BUILTIN_PCMPEQQ): Likewise.
14450 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
14451 (IX86_BUILTIN_PMAXSB128): Likewise.
14452 (IX86_BUILTIN_PMAXSD128): Likewise.
14453 (IX86_BUILTIN_PMAXUD128): Likewise.
14454 (IX86_BUILTIN_PMAXUW128): Likewise.
14455 (IX86_BUILTIN_PMINSB128): Likewise.
14456 (IX86_BUILTIN_PMINSD128): Likewise.
14457 (IX86_BUILTIN_PMINUD128): Likewise.
14458 (IX86_BUILTIN_PMINUW128): Likewise.
14459 (IX86_BUILTIN_PMOVSXBW128): Likewise.
14460 (IX86_BUILTIN_PMOVSXBD128): Likewise.
14461 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
14462 (IX86_BUILTIN_PMOVSXWD128): Likewise.
14463 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
14464 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
14465 (IX86_BUILTIN_PMOVZXBW128): Likewise.
14466 (IX86_BUILTIN_PMOVZXBD128): Likewise.
14467 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
14468 (IX86_BUILTIN_PMOVZXWD128): Likewise.
14469 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
14470 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
14471 (IX86_BUILTIN_PMULDQ128): Likewise.
14472 (IX86_BUILTIN_PMULLD128): Likewise.
14473 (IX86_BUILTIN_ROUNDPD): Likewise.
14474 (IX86_BUILTIN_ROUNDPS): Likewise.
14475 (IX86_BUILTIN_ROUNDSD): Likewise.
14476 (IX86_BUILTIN_ROUNDSS): Likewise.
14477 (IX86_BUILTIN_PTESTZ): Likewise.
14478 (IX86_BUILTIN_PTESTC): Likewise.
14479 (IX86_BUILTIN_PTESTNZC): Likewise.
14480 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
14481 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
14482 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
14483 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
14484 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
14485 (bdesc_ptest): New.
14486 (bdesc_sse_3arg): Likewise.
14487 (bdesc_2arg): Likewise.
14488 (bdesc_1arg): Likewise.
14489 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
14491 (ix86_expand_sse_4_operands_builtin): New.
14492 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
14493 smaller than 8 bits as the 2nd arg.
14494 (ix86_expand_sse_ptest): New.
14495 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
14496 (ix86_expand_vector_set): Support SSE4.1.
14497 (ix86_expand_vector_extract): Likewise.
14499 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
14500 __SSE4_1__ for -msse4.1.
14502 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
14503 (UNSPEC_INSERTPS): Likewise.
14504 (UNSPEC_DP): Likewise.
14505 (UNSPEC_MOVNTDQA): Likewise.
14506 (UNSPEC_MPSADBW): Likewise.
14507 (UNSPEC_PHMINPOSUW): Likewise.
14508 (UNSPEC_PTEST): Likewise.
14509 (UNSPEC_ROUNDP): Likewise.
14510 (UNSPEC_ROUNDS): Likewise.
14512 * config/i386/i386.opt (msse4.1): New for SSE4.1.
14514 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
14515 (const_pow2_1_to_32768_operand): Likewise.
14517 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
14520 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
14522 (sse4_1_insertps): Likewise.
14523 (*sse4_1_extractps): Likewise.
14524 (sse4_1_ptest): Likewise.
14525 (sse4_1_mulv2siv2di3): Likewise.
14526 (*sse4_1_mulv4si3): Likewise.
14527 (*sse4_1_smax<mode>3): Likewise.
14528 (*sse4_1_umax<mode>3): Likewise.
14529 (*sse4_1_smin<mode>3): Likewise.
14530 (*sse4_1_umin<mode>3): Likewise.
14531 (sse4_1_eqv2di3): Likewise.
14532 (*sse4_1_pinsrb): Likewise.
14533 (*sse4_1_pinsrd): Likewise.
14534 (*sse4_1_pinsrq): Likewise.
14535 (*sse4_1_pextrb): Likewise.
14536 (*sse4_1_pextrb_memory): Likewise.
14537 (*sse4_1_pextrw_memory): Likewise.
14538 (*sse4_1_pextrq): Likewise.
14539 (sse4_1_blendpd): Likewise.
14540 (sse4_1_blendps): Likewise.
14541 (sse4_1_blendvpd): Likewise.
14542 (sse4_1_blendvps): Likewise.
14543 (sse4_1_dppd): Likewise.
14544 (sse4_1_dpps): Likewise.
14545 (sse4_1_movntdqa): Likewise.
14546 (sse4_1_mpsadbw): Likewise.
14547 (sse4_1_packusdw): Likewise.
14548 (sse4_1_pblendvb): Likewise.
14549 (sse4_1_pblendw): Likewise.
14550 (sse4_1_phminposuw): Likewise.
14551 (sse4_1_extendv8qiv8hi2): Likewise.
14552 (*sse4_1_extendv8qiv8hi2): Likewise.
14553 (sse4_1_extendv4qiv4si2): Likewise.
14554 (*sse4_1_extendv4qiv4si2): Likewise.
14555 (sse4_1_extendv2qiv2di2): Likewise.
14556 (*sse4_1_extendv2qiv2di2): Likewise.
14557 (sse4_1_extendv4hiv4si2): Likewise.
14558 (*sse4_1_extendv4hiv4si2): Likewise.
14559 (sse4_1_extendv2hiv2di2): Likewise.
14560 (*sse4_1_extendv2hiv2di2): Likewise.
14561 (sse4_1_extendv2siv2di2): Likewise.
14562 (*sse4_1_extendv2siv2di2): Likewise.
14563 (sse4_1_zero_extendv8qiv8hi2): Likewise.
14564 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
14565 (sse4_1_zero_extendv4qiv4si2): Likewise.
14566 (*sse4_1_zero_extendv4qiv4si2): Likewise.
14567 (sse4_1_zero_extendv2qiv2di2): Likewise.
14568 (*sse4_1_zero_extendv2qiv2di2): Likewise.
14569 (sse4_1_zero_extendv4hiv4si2): Likewise.
14570 (*sse4_1_zero_extendv4hiv4si2): Likewise.
14571 (sse4_1_zero_extendv2hiv2di2): Likewise.
14572 (*sse4_1_zero_extendv2hiv2di2): Likewise.
14573 (sse4_1_zero_extendv2siv2di2): Likewise.
14574 (*sse4_1_zero_extendv2siv2di2): Likewise.
14575 (sse4_1_roundpd): Likewise.
14576 (sse4_1_roundps): Likewise.
14577 (sse4_1_roundsd): Likewise.
14578 (sse4_1_roundss): Likewise.
14579 (mulv4si3): Don't expand for SSE4.1.
14580 (smax<mode>3): Likewise.
14581 (umaxv4si3): Likewise.
14582 (uminv16qi3): Likewise.
14583 (umin<mode>3): Likewise.
14584 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
14586 * doc/extend.texi: Document SSE4.1 built-in functions.
14588 * doc/invoke.texi: Document -msse4.1.
14590 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
14592 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
14593 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
14594 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
14595 (ASM_SPEC): Add asm_pcrel_spec.
14596 (EXTRA_SPECS): Add asm_pcrel_spec.
14598 2007-05-21 David Daney <ddaney@avtrex.com>
14600 * doc/install.texi (Building a cross compiler): Add requirements
14601 for Java cross compiler.
14603 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
14605 PR middle-end/31995
14606 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
14607 Add loopno argument. Use evolution_function_is_invariant_rec_p
14608 instead of evolution_function_is_constant_p.
14609 Update calls to evolution_function_is_affine_multivariate_p.
14610 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
14611 Add loopno argument.
14612 * tree-scalar-evolution.c (gather_chrec_stats): Call
14613 evolution_function_is_affine_multivariate_p with a loop
14615 * tree-data-ref.c (analyze_miv_subscript): Likewise.
14616 (analyze_overlapping_iterations): Likewise.
14617 (access_functions_are_affine_or_constant_p): Likewise.
14618 (build_classic_dist_vector_1): If the access functions
14619 are equal, don't do anything.
14621 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
14622 Paolo Carlini <pcarlini@suse.de>
14623 Uros Bizjak <ubizjak@gmail.com>
14625 * c-cppbuiltin.c (c_cpp_builtins): Define
14626 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
14627 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
14628 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
14629 * doc/cpp.texi ([Standard Predefined Macros]): Document.
14631 2007-05-21 Mike Stump <mrs@apple.com>
14633 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
14635 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
14637 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
14639 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
14640 implementation if __OPTIMIZE__ is not defined.
14641 (_mm_alignr_pi8): Ditto.
14642 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
14643 (_mm_inserti_si64): Ditto.
14644 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
14645 (_mm_slli_epi16): Ditto.
14646 (_mm_slli_epi32): Ditto.
14647 (_mm_slli_epi64): Ditto.
14648 (_mm_srai_epi16): Ditto.
14649 (_mm_srai_epi32): Ditto.
14650 (_mm_srli_si128): Ditto.
14651 (_mm_slli_si128): Ditto.
14652 (_mm_srli_epi16): Ditto.
14653 (_mm_srli_epi32): Ditto.
14654 (_mm_srli_epi64): Ditto.
14655 (_mm_extract_epi16): Ditto.
14656 (_mm_insert_epi16): Ditto.
14657 (_mm_shufflehi_epi16): Ditto.
14658 (_mm_shufflelo_epi16): Ditto.
14659 (_mm_shuffle_epi32): Ditto.
14660 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
14661 (_m_pextrw): Ditto.
14662 (_mm_insert_pi16): Ditto.
14663 (_m_pinsrw): Ditto.
14664 (_mm_shuffle_pi16): Ditto.
14665 (_m_pshufw): Ditto.
14666 (_mm_shufle_ps): Ditto.
14667 (_mm_prefetch): Ditto.
14669 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
14671 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
14672 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
14673 * real.c (encode_i370_single, decode_i370_single,
14674 encode_i370_double, decode_i370_double): Functions removed.
14675 (i370_single_format, i370_double_format): Initializations removed.
14676 (real_maxval, round_for_format, exact_real_truncate, significand_size):
14677 Consider the log2_b field to always be one.
14678 (ieee_single_format, mips_single_format, coldfire_single_format,
14679 ieee_double_format, mips_double_format, coldfire_double_format,
14680 ieee_extended_motorola_format, ieee_extended_intel_96_format,
14681 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
14682 ibm_extended_format, mips_extended_format, ieee_quad_format,
14683 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
14684 decimal_single_format, decimal_double_format, decimal_quad_format,
14685 c4x_single_format, c4x_extended_format, real_internal_format): Remove
14686 initialization of log2_b.
14687 * real.h (i370_single_format, i370_double_format): Declarations
14689 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
14690 field to always be one.
14692 2007-05-21 Andreas Schwab <schwab@suse.de>
14694 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
14695 NOTE_INSN_BASIC_BLOCK_P.
14696 (process_for_unwind_directive): Likewise.
14698 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
14700 * builtins.c (expand_builtin_setjmp_setup): Update comment.
14701 * function.h (struct function): Move va_list_gpr_size,
14702 va_list_fpr_size, function_frequency to front of bitfields. Add
14704 (current_function_calls_unwind_init): New.
14705 * except.c (expand_builtin_unwind_init): Set
14706 current_function_calls_unwind_init not
14707 current_function_has_nonlocal_label.
14708 * reload1.c (has_nonexceptional_receiver): New.
14709 (reload): Use it and current_function_calls_unwind_init to
14710 determine whether call-saved regs must be saved.
14712 2007-05-20 Jan Hubicka <jh@suse.cz>
14714 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
14715 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
14716 * ddg.c (create_ddg): LIkewise.
14717 * final.c (final): Remove hunk moving line number notes around since
14718 they are no longer present at this stage.
14719 (final_scan_insn): Use NOTE_KIND instead of
14720 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
14721 (output_asm_label): Likewise.
14722 * reorg.c (dbr_schedule): Likewise.
14723 * haifa-sched.c (unlink_other_notes): Likewise.
14724 * mode-switching.c (optimize_mode_switching): Likewise.
14725 * graph.c (start_bb): Likewise.
14726 * rtl.def (NOTE): Update description.
14727 * jump.c (squeeze_notes): Delete.
14728 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
14729 NOTE_INSN_BASIC_BLOCK_P when possible.
14730 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
14731 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
14732 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
14733 (dwarf2out_var_location): Likewise.
14734 * cfgbuild.c (make_edges): Likewise.
14735 (find_basic_blocks_1): Likewise.
14736 * function.c (reorder_blocks_1): Likewise.
14737 (epilogue_done): Likewise.
14738 (reposition_prologue_and_epilogue_notes): Likewise.
14739 * print-rtl.c (print_rtx): Likewise; drop code for printing
14741 (print_rtl): Likewise.
14742 (print_rtl_single): Likewise.
14743 * gcse.c (insert_insn_start_bb): Likewise.
14744 * alias.c (init_alias_analysis): Likewise.
14745 * calls.c (fixup_tail_calls): Likewise.
14746 * except.c (sjlj_emit_function_enter): Likewise.
14747 * emit-rtl.c (add_insn_after): Likeiwse.
14748 (emit_label_before): Likewise.
14749 (emit_label_after): Likewise.
14750 (emit_note_before, emit_note_after, emit_note): Update
14751 parameter to be enum insn_note; do not deal with source
14753 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
14754 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
14756 (merge_blocks_move_successor_nojumps): Simplify now when
14757 we don't have BLOCK notes.
14758 (try_optimize_cfg): Likewise.
14759 * cfglayout.c (skip_insns_after_block): Likewise.
14760 (record_effective_endpoints): Likewise.
14761 (duplicate_insn_chain): Likewise.
14762 * varasm.c (output_constant_pool_1): Likewise.
14763 * sched-deps.c (sched_analyze): Likewise.
14764 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
14766 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
14767 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
14768 (SET_INSN_DELETED): Simplify.
14769 (NOTE_LINE_NUMBER): Exterminate.
14770 (NOTE_LINE_KIND): New.
14771 (NOTE_INSN_BASIC_BLOCK_P): Update.
14772 (enum insn_note): Simplify.
14773 (GET_NOTE_INSN_NAME) Simplify.
14774 (emit_note_before, emit_note_after, emit_note): Update prototype.
14775 (squeeze_notes): Remove.
14776 * sched-int.h (NOTE_NOT_BB_P): Update.
14777 * resource.c (mark_target_live_regs): Update.
14778 * sched-rgn.c (debug_dependencies): Update.
14779 * sched-vis.c (print_insn): Update.
14780 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
14781 * config/i386/i386.c (ix86_output_function_epilogue): Update.
14782 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
14783 (TARGET_ADJUST_UNROLL_MAX): Likewise.
14784 (split_branches): Update.
14785 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
14787 (sh_adjust_unroll_max): Exterminate.
14788 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
14789 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
14790 (m68hc11_reorg): Likewise.
14791 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
14792 (emit_predicate_relation_info): Update.
14793 (process_for_unwind_directive): Update.
14794 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
14795 (output_call): Update.
14796 * config/pa/pa.c (output_lbranch): Update.
14797 (output_millicode_call): Update.
14798 (output_call): Update.
14799 (pa_combine_instructions): Update.
14800 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
14801 * config/bfin/bfin.c (gen_one_bundle): Update.
14802 * cfgrtl.c (can_delete_note_p): Update.
14803 (delete_insn): Update.
14804 (rtl_merge_blocks): Update.
14805 (commit_one_edge_insertion): Update.
14806 (rtl_verify_flow_info): Update.
14807 * stmt.c (expand_case): Do not call squeeze_notes.
14809 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14816 * c.opt (Wtype-limits): New.
14817 * doc/invoke.texi (Wtype-limits): Document it.
14818 (Wextra): Enabled by -Wextra.
14819 * c-opts.c (c_common_post_options): Enabled by -Wextra.
14820 * c-common.c (shorten_compare): Warn with Wtype-limits.
14822 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
14824 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
14825 inlined function, not as a macro.
14826 (_mm_alignr_pi8): Ditto.
14827 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
14828 (_mm_inserti_si64): Ditto.
14829 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
14830 (_mm_extract_epi16): Ditto.
14831 (_mm_insert_epi16): Ditto.
14832 (_mm_shufflehi_epi16): Ditto.
14833 (_mm_shufflelo_epi16): Ditto.
14834 (_mm_shuffle_epi32): Ditto.
14835 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
14836 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
14838 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
14840 (_m_to_float): Use C89 compatible assignment.
14842 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
14845 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
14847 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14850 * doc/invoke.texi (Wreturn-type): Complete description.
14851 (Wextra): Delete item about return-type warning.
14852 * c-decl.c: Delete redundant Wextra warning.
14854 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
14857 * config/i386/pmmintrin.h: Do not include xmmintrin.h
14858 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
14859 inlined function, not as a macro.
14860 (_mm_prefetch): Ditto.
14861 (_m_pextrw): Ditto.
14862 (_mm_insert_pi16): Ditto.
14863 (_m_pinsrw): Ditto.
14864 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
14865 (_m_pshufw): Ditto. Add const to __N argument.
14866 (_mm_shufle_ps): Ditto. Add const to __mask argument.
14867 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
14868 (_mm_slli_epi32): Ditto.
14869 (_mm_srli_si128): Implement as always inlined function, not as a
14870 macro. Add __inline to function declaration.
14871 (_mm_slli_si128): Ditto.
14873 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
14875 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
14876 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
14878 (struct fenv): New structure.
14879 (FP_HANDLE_EXCEPTIONS): New define.
14880 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
14881 (_FP_DECL_EXP): New define.
14882 (FP_INIT_ROUNDMODE): New define.
14883 (FP_ROUNDMODE): New define.
14885 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14887 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
14888 (Wconversion): Update description.
14889 (Wconversion-sign): New.
14890 * c.opt (Wconversion-sign): New.
14891 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
14892 means disabled for C++. Otherwise, take the status of Wconversion.
14893 * c-common.c (conversion_warning): Warn with either Wconversion or
14895 (warnings_for_convert_and_check): Conditions are already checked by
14896 conversion_warning.
14897 (convert_and_check): Don't check warnings if the conversion failed.
14899 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
14900 Anatoly Sokolov <aesok@dol.ru>
14902 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
14903 avr_epilogue_uses) : Add declaration.
14904 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
14905 * config/avr/constraints.md (R): New constraint.
14906 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
14907 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
14908 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
14909 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
14910 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
14911 call_prologue_saves, epilogue_restores, return_from_epilogue,
14912 return_from_main_epilogue, return_from_interrupt_epilogue,
14913 return_from_naked_epilogue, prologue, epilogue): New patterns.
14914 (jump): Handle symbol reference.
14915 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
14916 avr_output_function_prologue, avr_output_function_epilogue): Remove
14918 (avr_init_machine_status, expand_prologue, expand_epilogue,
14919 avr_asm_function_end_prologue, avr_epilogue_uses,
14920 avr_asm_function_begin_epilogue): New functions.
14921 (prologue_size, epilogue_size, jump_tables_size): Remove global
14923 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
14924 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
14925 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
14926 (avr_override_options): Initialise init_machine_status.
14927 (output_movhi): Handle all stack pointer loads.
14928 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
14929 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
14930 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
14931 (EPILOGUE_USES) Redefine.
14932 (machine_function) Declare.
14934 2007-05-19 Richard Sandiford <richard@codesourcery.com>
14936 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
14937 Use a single return statement.
14939 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14941 PR middle-end/30250
14942 * builtins.c (do_mpfr_lgamma_r): New.
14943 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
14944 * tree.h (CASE_FLT_FN_REENT): New.
14946 2007-05-18 Geoffrey Keating <geoffk@apple.com>
14948 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
14949 (output_die): Use 'unsigned long' with %x.
14950 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
14951 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
14952 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
14954 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
14956 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
14961 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
14962 true if function has no argument.
14964 2007-05-18 DJ Delorie <dj@redhat.com>
14966 * config/mips/mips.c (mips_offset_within_alignment_p): New.
14967 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
14969 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
14971 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
14972 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
14973 count_trailing_zeros.
14974 (__i386__): Implement count_leading_zeros using __builtin_clz().
14975 Implement count_trailing_zeros usign __builtin_ctz().
14977 2007-05-18 Richard Sandiford <richard@codesourcery.com>
14979 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
14981 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
14983 PR middle-end/31344
14984 * expr.c (emit_move_change_mode): Change mode of push operands here.
14986 2007-05-17 Ian Lance Taylor <iant@google.com>
14988 PR tree-optimization/31953
14989 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
14990 Change all callers.
14991 (set_value_range_to_null): Call set_value_range_to_value.
14992 (extract_range_from_comparison): Likewise.
14994 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14996 * toplev.c (print_version): Output GMP/MPFR version info.
14998 * builtins.c (CASE_MATHFN_REENT): New macro.
14999 (mathfn_built_in): Use it.
15000 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
15001 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
15002 BUILT_IN_LGAMMAL_R): New.
15003 * doc/extend.texi: Document new builtins.
15005 PR middle-end/31796
15006 * builtins.c (do_mpfr_remquo): New.
15007 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
15008 (fold_builtin_3): Handle BUILT_IN_REMQUO.
15010 PR middle-end/30251
15011 * builtins.c (fold_builtin_1): Handle y0, y1.
15012 (fold_builtin_2): Handle yn.
15014 PR middle-end/30251
15015 * builtins.c (do_mpfr_bessel_n): New.
15016 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
15017 (fold_builtin_2): Handle BUILT_IN_JN.
15019 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
15022 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
15023 TYPE_PRECISION (intmax_type_node).
15025 2007-05-17 Steve Ellcey <sje@cup.hp.com>
15028 * reload.c (subst_reloads): Remove checking.
15030 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
15032 PR rtl-optimization/31691
15033 * combine.c (simplify_set): Build a new src pattern instead of
15034 substituting its operands in the COMPARE case.
15036 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
15038 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
15039 (execute_vrp): Preserve loops through jump threading.
15040 * tree-ssa-threadupdate.c (thread_single_edge,
15041 dbds_continue_enumeration_p, determine_bb_domination_status,
15042 thread_through_loop_header): New functions.
15043 (create_edge_and_update_destination_phis,
15044 create_edge_and_update_destination_phis): Set loops for the new blocks.
15045 (prune_undesirable_thread_requests): Removed.
15046 (redirect_edges): Do not pretend that redirect_edge_and_branch can
15048 (thread_block): Do not call prune_undesirable_thread_requests.
15050 (mark_threaded_blocks): Select edges to thread here.
15051 (thread_through_all_blocks): Take may_peel_loop_headers argument.
15052 Thread edges through loop headers independently.
15053 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
15054 * tree-pass.h (TODO_mark_first_instance): New.
15055 (first_pass_instance): Declare.
15056 * cfghooks.c (duplicate_block): Put the block to the original loop
15057 if copy is not specified.
15058 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
15059 jump threading. Pass may_peel_loop_headers to
15060 thread_through_all_blocks according to first_pass_instance.
15061 * cfgloop.h (create_preheader): Declare.
15062 * tree-flow.h (thread_through_all_blocks): Declaration changed.
15063 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
15064 * passes.c (first_pass_instance): New variable.
15065 (next_pass_1): Set TODO_mark_first_instance.
15066 (execute_todo): Set first_pass_instance.
15068 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
15070 PR tree-optimization/24659
15071 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
15072 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
15073 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
15074 OTI_vec_pack_ufix_trunc.
15075 (vec_unpacks_float_hi_optab): Define new macro.
15076 (vec_unpacks_float_lo_optab): Ditto.
15077 (vec_unpacku_float_hi_optab): Ditto.
15078 (vec_unpacku_float_lo_optab): Ditto.
15079 (vec_pack_sfix_trunc_optab): Ditto.
15080 (vec_pack_ufix_trunc_optab): Ditto.
15081 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
15082 and vec_pack_[s|u]fix_trunc_optab using
15083 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
15084 * tree-vectorizer.c (supportable_widening_operation): Handle
15085 FLOAT_EXPR and CONVERT_EXPR. Update comment.
15086 (supportable_narrowing_operation): New function.
15087 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
15088 * tree-vect-transform.c (vectorizable_conversion): Handle
15089 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
15090 (vect_gen_widened_results_half): Move before vectorizable_conversion.
15091 (vectorizable_type_demotion): Call supportable_narrowing_operation()
15092 to check for target support.
15093 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
15094 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
15095 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
15096 for VEC_PACK_FIX_TRUNC_EXPR.
15097 (expand_binop): Special case mode of the result for
15098 vec_pack_[u|s]fix_trunc_optab.
15099 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
15100 vec_pack_[u|s]fix_trunc_optab.
15102 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
15103 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
15104 * tree-pretty-print.c (dump_generic_node): Handle
15105 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
15106 VEC_PACK_FIX_TRUNC_EXPR.
15108 * expr.c (expand_expr_real_1): Ditto.
15109 * tree-inline.c (estimate_num_insns_1): Ditto.
15110 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
15112 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
15113 (vec_unpacks_float_lo_v8hi): Ditto.
15114 (vec_unpacku_float_hi_v8hi): Ditto.
15115 (vec_unpacku_float_lo_v8hi): Ditto.
15116 (vec_unpacks_float_hi_v4si): Ditto.
15117 (vec_unpacks_float_lo_v4si): Ditto.
15118 (vec_pack_sfix_trunc_v2df): Ditto.
15120 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
15122 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
15123 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
15124 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
15125 [vec_pack_ufix_trunc]: Ditto.
15126 [vec_unpacks_float_hi]: Ditto.
15127 [vec_unpacks_float_lo]: Ditto.
15128 [vec_unpacku_float_hi]: Ditto.
15129 [vec_unpacku_float_lo]: Ditto.
15131 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
15133 * soft-fp/README: Update for new files.
15134 * soft-fp/floattisf.c: New file.
15135 * soft-fp/floattidf.c: New file.
15136 * soft-fp/floattitf.c: New file.
15137 * soft-fp/floatuntisf.c: New file.
15138 * soft-fp/floatuntidf.c: New file.
15139 * soft-fp/floatuntitf.c: New file.
15140 * soft-fp/fixsfti.c: New file.
15141 * soft-fp/fixdfti.c: New file.
15142 * soft-fp/fixtfti.c: New file.
15143 * soft-fp/fixunssfti.c: New file.
15144 * soft-fp/fixunsdfti.c: New file.
15145 * soft-fp/fixunstfti.c: New file.
15146 * soft-fp/extendxftf.c: New file.
15147 * soft-fp/trunctfxf.c: New file.
15149 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
15150 (__trunctfxf2): Ditto.
15152 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
15153 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
15154 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
15155 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
15156 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
15157 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
15159 * config/i386/t-fprules-softfp64: New file.
15160 * config/i386/sfp-machine.h: New file.
15161 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
15162 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
15163 and soft-fp/t-softfp to tmake_file.
15164 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
15165 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
15167 * config/i386/t-linux64 (softfp_wrap_start): New.
15168 (softfp_wrap_end): New.
15169 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
15170 supported for TARGET_64BIT.
15172 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
15174 * c-common.c (c_common_signed_or_unsigned_type): Emulate
15175 c_common_unsigned_type behavior.
15177 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
15179 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
15182 2007-05-16 Eric Christopher <echristo@apple.com>
15184 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
15185 saving after stack push. Set sp_offset whenever we push.
15186 (rs6000_emit_epilogue): Move altivec register restore before
15189 2007-05-16 Richard Sandiford <richard@codesourcery.com>
15191 * configure.ac: Allow sysroots to be relocated under $prefix as
15192 well as $exec_prefix.
15193 * configure: Regenerate.
15195 2007-05-16 Richard Sandiford <richard@codesourcery.com>
15199 2007-05-12 Richard Sandiford <richard@codesourcery.com>
15201 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
15202 (gcc_tooldir): Likewise.
15203 * configure: Regenerate.
15204 * Makefile.in (libsubdir_to_prefix): New variable, based on the
15205 old configure.ac gcc_tooldir setting.
15206 (prefix_to_exec_prefix): New variable.
15207 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
15208 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
15210 2007-05-14 Janis Johnson <janis187@us.ibm.com>
15212 * c-typeck.c (build_binary_op): Return early for error.
15214 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
15216 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
15217 struct nb_iter_bound.
15218 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
15219 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
15220 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
15221 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
15222 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
15223 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
15224 (del_scev_info): Use ggc_free.
15225 (scev_initialize): Allocate scalar_evolution_info in gc memory.
15226 * loop-init.c: Include ggc.h.
15227 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
15228 (loop_optimizer_finalize): Use ggc_free.
15229 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
15230 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
15231 pass_iv_optimize): Add TODO_ggc_collect.
15232 * function.h (struct function): Remove skip marker from
15234 * cfgloop.c: Include ggc.h.
15235 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
15237 (establish_preds): Vector superloops is gc allocated.
15238 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
15240 (flow_loops_find): Vector larray is gc allocated.
15241 (loop_exit_free): Use ggc_free.
15242 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
15243 that head of exits list is now not a part of struct loop.
15244 (record_loop_exits): Allocate exits table in gc memory.
15245 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
15246 that head of exits list is now not a part of struct loop.
15247 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
15248 struct loop_exit): Add GTY marker.
15249 (struct loop): Add GTY marker. Make superloops vector gc allocated.
15250 Add skip marker to aux field. Make head of exits list a separate
15252 (struct loops): Add GTY marker. Make larray vector gc allocated.
15253 Add param marker to exits table.
15254 (get_loops): Type changed.
15255 * Makefile.in (tree-scalar-evolution.o): Add
15256 gt-tree-scalar-evolution.h dependency.
15257 (cfgloop.o, loop-init.o): Add ggc.h dependency.
15258 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
15259 * basic-block.h (struct basic_block_def): Remove skip marker from
15262 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
15264 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
15265 of 0 in the call to expand_expr().
15266 (expand_builtin_mathfn_3): Ditto.
15267 (expand_builtin_interclass_mathfn): Ditto.
15268 (expand_builtin_cexpi): Ditto.
15269 (expand_builtin_int_roundingfn): Ditto.
15270 (expand_builtin_int_roundingfn_2): Ditto.
15271 (expand_builtin_pow): Ditto.
15272 (expand_builtin_powi): Ditto.
15273 (expand_builtin_bswap): Ditto.
15274 (expand_builtin_unop): Ditto.
15275 (expand_builtin_fabs): Ditto.
15276 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
15277 the call to expand_expr().
15278 (expand_builtin_sync_operation): Ditto.
15279 (expand_builtin_compare_and_swap): Ditto.
15280 (expand_builtin_lock_test_and_set): Ditto.
15281 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
15282 instead of 0 in the call to expand_expr().
15283 (expand_builtin_extract_return_addr): Ditto.
15284 (expand_builtin_eh_return): Ditto.
15285 (expand_eh_return): Ditto.
15286 * explow.c (expr_size): Ditto.
15287 * expr.c (optimize_bitfield_assignment_op): Ditto.
15288 (expand_assignement): Ditto.
15289 (store_expr): Ditto.
15290 (store_field): Ditto.
15291 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
15292 the call to expand_expr().
15293 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
15294 in the call to expand_expr().
15295 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
15296 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
15297 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
15299 * optabs.c (expand_vec_shift_expr): Ditto.
15300 (expand_vec_cond_expr): Ditto.
15301 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
15302 call to expand_expr().
15303 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
15304 in the call to expand_expr().
15306 2007-05-14 Dave Korn <dave.korn@artimi.com>
15308 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
15310 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
15312 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
15313 instead of c_common_unsigned_type.
15314 (c_common_unsigned_type): Remove.
15315 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
15316 c_common_unsigned_type.
15317 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
15318 c_common_unsigned_type.
15319 * c-common.h (c_common_unsigned_type): Remove.
15320 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
15321 c_common_unsigned_type.
15322 * c-format.c (check_format_types): Use unsigned_type_for instead of
15323 c_common_unsigned_type.
15324 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
15325 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
15326 of c_common_unsigned_type.
15327 * convert.c (convert_to_integer): Use unsigned_type_for instead of
15328 lang_hooks.types.unsigned_type.
15329 * expmed.c (make_tree): Use unsigned_type_for instead of
15330 lang_hooks.types.unsigned_type.
15331 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
15332 lang_hooks.types.unsigned_type.
15333 (build_range_check): Likewise.
15334 (fold_unary): Likewise.
15335 (fold_binary): Likewise.
15336 (fold_ternary): Likewise.
15337 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
15338 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
15339 * tree.c (get_unsigned_type): New.
15340 (unsigned_type_for): Use get_unsigned_type instead of
15341 lang_hooks.types.unsigned_type.
15343 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
15345 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
15346 to m68k_get_function_kind. Update its prototype.
15347 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
15349 (m68k_interrupt_function_p): Return enum m68k_function_type
15350 instead of bool. Rename to m68k_get_function_kind.
15351 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
15352 target is not fido.
15353 (m68k_compute_frame_layout): Don't mark any register for save
15354 if an interrupt_thread attribute is specified.
15355 (m68k_hard_regno_rename_ok): Update a use of
15356 m68k_interrupt_function_p.
15357 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
15358 m68k_interrupt_function_p.
15359 (m68k_function_type): New.
15360 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
15361 for a function with an interrupt_thread attribute.
15362 * doc/extend.texi: Document the interrupt_thread attribute.
15364 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
15366 Fix PR tree-optimization/31911
15367 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
15368 if they didn't change the expression.
15370 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
15372 * tree-scalar-evolution.c (resolve_mixers): Exported.
15373 * tree-scalar-evolution.h (resolve_mixers): Declare.
15374 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
15375 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
15376 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
15377 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
15378 init_array_ref, init_pointer_ref, analyze_indirect_ref,
15379 strip_conversion, analyze_offset_expr, address_analysis,
15380 object_analysis, analyze_offset): Removed.
15381 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
15382 split_constant_offset, canonicalize_base_object_address,
15383 object_address_invariant_in_loop_p, disjoint_objects_p,
15384 dr_may_alias_p, dr_address_invariant_p): New functions.
15385 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
15386 and dr_analyze_alias.
15387 (initialize_data_dependence_relation): Use dr_may_alias_p
15388 and object_address_invariant_in_loop_p.
15389 (compute_self_dependence): Handle the case when
15390 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
15391 (find_data_references_in_stmt): Restrict the analysis of data
15392 references to the given loop nest.
15393 (find_data_references_in_loop): Made static. Pass loop nest to
15394 find_data_references_in_stmt.
15395 (compute_data_dependences_for_loop): Use DR_VOPS.
15396 (free_data_ref): Free DR_VOPS.
15397 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
15398 (struct innermost_loop_behavior): ... new.
15399 (struct base_object_info): Replaced by ...
15400 (struct indices): ... new.
15401 (struct dr_alias): New.
15402 (enum data_ref_type): Removed.
15403 (struct data_reference): Consist of struct innermost_loop_behavior,
15404 struct indices and struct dr_alias.
15405 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
15406 (DR_MEMTAG): Renamed to ...
15407 (DR_SYMBOL_TAG): ... this.
15408 (find_data_references_in_loop): Declaration removed.
15409 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
15410 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
15411 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
15412 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
15414 2007-05-13 Revital Eres <eres@il.ibm.com>
15416 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
15417 which walks virtual def-use chains to find redundant stores.
15418 (dse_optimize_stmt): Call it.
15420 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
15422 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
15423 * passes.c (init_optimization_passes): Move pass_jump_bypass
15426 * basic-block.h (bb_has_eh_pred): Fix style issue.
15428 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
15430 PR rtl-optimization/31848
15431 * loop-invariant.c (move_invariant_reg): If we move an insn
15432 with a REG_EQUAL note, and that insn is not always executed,
15433 remove the REG_EQUAL note.
15435 2007-05-12 Richard Guenther <rguenther@suse.de>
15437 PR tree-optimization/31797
15438 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
15439 propagate into a stmt that has volatile ops.
15441 2007-05-12 Richard Sandiford <richard@codesourcery.com>
15443 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
15444 (gcc_tooldir): Likewise.
15445 * configure: Regenerate.
15446 * Makefile.in (libsubdir_to_prefix): New variable, based on the
15447 old configure.ac gcc_tooldir setting.
15448 (prefix_to_exec_prefix): New variable.
15449 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
15450 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
15452 2007-05-11 Silvius Rus <rus@google.com>
15454 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
15455 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
15456 * c-common.h (strict_aliasing_warning): Change return type.
15457 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
15458 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
15459 (build_c_cast): Condition call to strict_aliasing_warning.
15460 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
15461 * flags.h (set_Wstrict_aliasing): Declare.
15462 * opts.c (set_Wstrict_alising): Define, add call to.
15463 * tree-flow.h (strict_aliasing_warning_backend): Declare.
15464 * tree-ssa-alias-warnings.c: New file.
15465 * tree-ssa-alias.c (compute_may_aliases): Add call to
15466 strict_aliasing_warning_backend.
15468 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
15470 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
15471 Use loop_depth and loop_outer accessor functions.
15472 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
15473 determine_invariantness_stmt, move_computations_stmt): Ditto.
15474 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
15475 add_loop, loopify, unloop, fix_loop_structure): Ditto.
15476 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
15477 * tree-scalar-evolution.c (interpret_loop_phi,
15478 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
15479 instantiate_parameters_1, scev_const_prop): Ditto.
15480 * cfghooks.c (make_forwarder_block): Ditto.
15481 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
15482 * modulo-sched.c (loop_canon_p): Ditto.
15483 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
15484 slpeel_can_duplicate_loop_p): Ditto.
15485 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
15486 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
15487 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
15488 cancel_loop, verify_loop_structure): Ditto.
15489 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
15490 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
15491 superloops vector instead of "pred" array.
15492 (establish_preds): Take father loop as an argument. Initialize the
15494 (flow_loop_tree_node_add): Pass father loop to establish_preds.
15495 Do not initialize loop->outer.
15496 (flow_loop_tree_node_remove): Truncate the superloops vector.
15497 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
15498 "pred" merged to "superloops" vector.
15499 (loop_depth, loop_outer): New.
15500 (fel_init): Use loop_outer.
15502 2007-05-11 Jan Hubicka <jh@suse.cz>
15504 * cgraphunit.c: Include gt-cgraphunit.h
15505 (static_ctors, static_dtors): New static vars.
15506 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
15507 based on implementation in c-common.c
15508 (cgraph_finalize_function): Call record_cdtor_fn.
15509 (cgraph_optimize): Call cgraph_build_cdtor_fns.
15510 * decl.c (finish_function): Do not call c_record_cdtor_fn.
15511 (c_write_global_declarations): Do not call c_build_cdtor_fns.
15512 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
15513 build_cdtor, c_build_cdtor_fns): Remove.
15514 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
15515 c_build_cdtor_fns): Remove prototype.
15517 2007-05-11 Paolo Carlini <pcarlini@suse.de>
15520 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
15521 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
15522 * builtins.c (fold_builtin_memchr): New.
15523 (expand_builtin_memchr): Call the latter.
15524 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
15525 * doc/extend.texi ([Other built-in functions provided by GCC]):
15528 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
15530 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
15531 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
15532 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
15533 PFPO_OP1_TYPE_SHIFT): Constants added.
15534 (DFP_ALL): Mode macro defined.
15535 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
15536 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
15537 Insn definitions added.
15538 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
15539 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
15542 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
15544 PR tree-optimization/31885
15545 * tree-chrec.c (chrec_contains_undetermined): Do not consider
15546 NULL_TREE to be undetermined.
15547 (automatically_generated_chrec_p): Return false for NULL.
15549 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
15551 * config/bfin/bfin.h (MOVE_RATIO): Define.
15553 2007-05-10 Richard Sandiford <richard@codesourcery.com>
15555 * config.gcc (sparc-wrs-vxworks): New target.
15556 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
15557 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
15558 * config/sparc/sparc.h: Include vxworks-dummy.h.
15559 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
15560 include LABEL_REFs too.
15561 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
15562 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
15564 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
15566 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
15567 (sparc_emit_call_insn): New function.
15568 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
15569 functions when generating VxWorks PIC.
15570 * config/sparc/sparc.md (vxworks_load_got): New pattern.
15571 (call, call_value): Use sparc_emit_call_insn instead of
15574 2007-05-09 Bob Wilson <bob.wilson@acm.org>
15576 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
15578 2007-05-09 Bob Wilson <bob.wilson@acm.org>
15580 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
15581 for floating-point values if HOST_BITS_PER_LONG > 32. Use
15582 split_double instead of operand_subword.
15584 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
15586 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
15587 * config/bfin/bfin.c (bfin_local_alignment): New function.
15588 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
15590 2007-05-08 Chao-ying Fu <fu@mips.com>
15592 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
15593 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
15594 (smsub_widen_optab, umsub_widen_optab): Define.
15595 * optabs.c (init_optabs): Initialize smsub_widen_optab and
15597 * genopinit.c (optabs): Fill in smsub_widen_optab and
15599 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
15600 and umsub_widen_optab to implement multiply-subtract sequences.
15601 * config/mips/mips.md (*msac<u>_di): Rename to...
15602 (<u>msubsidi4): ...this. Extend condition to include
15603 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
15604 of operand 0 to "ka" and use the three-operand form of msub<u>
15606 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
15609 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
15611 PR rtl-optimization/28011
15612 * reload.c (push_reload): Set dont_share if IN appears in OUT
15613 also when IN is a PLUS rtx.
15614 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
15617 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
15619 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
15620 call unshare_all_decls.
15621 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
15622 (unshare_all_decls): Remove.
15624 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
15627 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
15630 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
15631 Nigel Stephens <nigel@mips.com>
15633 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
15634 Update comments and all uses.
15635 (MIN_FPRS_PER_FMT): Define.
15636 * config/mips/mips.c (function_arg): Fix to correctly handle
15637 the -mips32r2 -mfp64 -mabi=32 case.
15638 (override_options): Enable use of odd-numbered registers for
15639 SFmode values on MIPS32.
15640 (mips_save_reg_p): Save whole floating-point register pair if
15641 either half is used.
15642 (compute_frame_size): Fix comment.
15644 2007-05-08 Jie Zhang <jie.zhang@analog.com>
15646 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
15647 argument of type bool.
15648 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
15649 argument. Safely select temporary P register according to it.
15650 (do_link): Change call site of add_to_reg accordingly.
15651 (do_unlink): Add epilogue_p as a fourth argument and pass it
15653 (expand_interrupt_handler_epilogue): Change call of do_unlink
15655 (bfin_expand_prologue): Add a third argument sibcall_p.
15656 * config/bfin/bfin.md (epilogue): Change call of
15657 bfin_expand_epilogue accordingly.
15658 (sibcall_epilogue): Likewise.
15659 (eh_return_internal): Likewise.
15661 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
15662 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
15663 * config/bfin/bfin.c (bfin_handle_option): Handle
15664 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
15665 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
15666 Support bf534, bf536 and bf561.
15667 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
15669 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
15672 * config/i386/i386.c (ix86_function_regparm): Process local
15673 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
15675 2007-05-07 Mike Stump <mrs@apple.com>
15677 * doc/invoke.texi (Warning Options): Document that -Wempty-body
15678 also checks for and while statements in C++.
15680 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
15682 * gcc.c (at_file_supplied): New variable.
15683 (main): Set it if we expanded argv.
15684 (do_spec_1): Pass an @-file to the linker if we were called with
15685 an @-file argument and HAVE_GNU_LD.
15686 * collect2.c (at_file_supplied): New variable.
15687 (response_file): New variable.
15688 (collect_exit): Unlink response_file if necessary.
15689 (handler): Likewise.
15690 (do_wait): Likewise.
15691 (main): Set at_file_supplied if we expanded argv.
15692 (collect_execute): Pass an @-file to subprocesses if we were called
15693 with an @-file argument.
15694 * configure.ac: Add define for HAVE_GNU_LD.
15695 * configure: Regenerate.
15696 * config.in: Regenerate.
15698 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
15700 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
15701 operand to HI mode.
15706 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
15708 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
15709 (TARGET_ENCODE_SECTION_INFO): Re-define.
15710 (m32c_encode_section_info): New
15711 (function_vector_handler): New
15712 (current_function_special_page_vector): New
15713 (m32c_special_page_vector_p): New.
15714 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
15716 * config/m32c/jump.md: Added instruction JSRS for functions
15717 with attribute "function_vector".
15718 * doc/extend.texi (function_vector): Added description
15719 for M16C, M32C targets.
15721 2007-05-07 DJ Delorie <dj@redhat.com>
15724 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
15725 ashrpsi3, lshrpsi3): Update shift count constraint.
15727 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
15728 Nathan Froyd <froydnj@codesourcery.com>
15731 * c-incpath.c (add_path): Strip trailing path separators.
15733 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
15735 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
15736 Free dominance info before purging EH edges.
15737 (eliminate_degenerate_phis): Likewise.
15738 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
15740 2007-05-07 Jan Hubicka <jh@suse.cz>
15742 * gimplify.c (gimplify_expr): Do not crash when folding
15743 (void *)(int)&a + 4.
15745 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
15748 * c-opts.c (lang_fortran): Make it non static.
15749 * c-common.h (lang_fortran): New prototype.
15750 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
15751 -lang-fortran option was passed by the driver.
15753 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
15755 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
15756 of ASSERT_CHECKING. Tweak message.
15758 2007-05-06 Revital Eres <eres@il.ibm.com>
15761 * loop-unroll.c (insert_var_expansion_initialization):
15762 Initialize the expansions with -zero instead of +zero.
15764 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
15766 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
15767 into pic and non-pic versions. Mark r19 as used for
15768 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
15769 for tgd_load, tld_load and tie_load .
15770 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
15771 version of tgd_load, tld_load and tie_load depending on the
15774 2007-05-04 Ulrich Drepper <drepper@redhat.com>
15775 Jakub Jelinek <jakub@redhat.com>
15777 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
15778 (__do_global_dtors_aux): Use more paranoid loop to run
15779 destructors if HIDDEN_DTOR_LIST_END.
15780 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
15782 2007-05-04 Jakub Jelinek <jakub@redhat.com>
15784 * varasm.c (align_variable): Don't increase alignment for
15785 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
15786 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
15788 2007-05-04 Josh Conner <jconner@apple.com>
15790 * basic-block.h (cdi_direction): Assign values to all enumeration
15792 (dom_computed): Remove.
15793 (dom_info_state): New.
15794 (set_dom_info_availability): New.
15795 * tree-ssa-loop-im.c (determine_invariantness): Initialize
15796 walk_data.dom_direction.
15797 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
15798 instead of dom_computed[].
15799 (split_edge): Likewise.
15800 (create_basic_block): Likewise.
15801 (merge_blocks): Likewise.
15802 * ifcvt.c (find_if_header): Likewise.
15803 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
15804 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
15805 * tree-ssa.c (verify_ssa): Likewise.
15806 * tree-cfg.c (tree_verify_flow_info): Likewise.
15807 (remove_edge_and_dominated_blocks): Likewise.
15808 * dominance.c (dom_computed): Make static.
15809 (calc_dfs_tree_nonrec): Change third param to a bool.
15810 (calc_dfs_tree): Change second param to a bool.
15811 (calc_idioms): Change second param to a bool. Use
15812 dom_convert_dir_to_idx.
15813 (init_dom_info): Validate dir before using.
15814 (dom_convert_dir_to_idx): New.
15815 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
15816 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
15817 (free_dominance_info): Use dom_convert_dir_to_idx.
15818 (get_immediate_dominator): Likewise.
15819 (set_immediate_dominator): Likewise.
15820 (get_dominated_by): Likewise.
15821 (redirect_immediate_dominators): Likewise.
15822 (nearest_common_denominator): Likewise.
15823 (dominated_by_p): Likewise.
15824 (bb_dom_dfs_in): Likewise.
15825 (bb_dom_dfs_out): Likewise.
15826 (recount_dominator): Likewise.
15827 (iterate_fix_dominators): Likewise.
15828 (add_to_dominance_info): Likewise.
15829 (delete_from_dominance_info): Likewise.
15830 (first_dom_son): Likewise.
15831 (next_dom_son): Likewise.
15832 (dom_info_available_p): Likewise.
15833 (dom_info_state): New.
15834 (set_dom_info_availability): New.
15836 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
15838 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
15840 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
15842 2007-05-04 Bob Wilson <bob.wilson@acm.org>
15844 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
15845 (subdi3, subdi_carry): Delete.
15847 2007-05-04 Jan Hubicka <jh@suse.cz>
15848 Richard Guenther <rguenther@suse.de>
15850 * opts.c (decode_options): Do not fiddle with inlining
15851 parameters in case of optimizing for size.
15852 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
15853 for size do nothing.
15854 (cgraph_decide_inlining_of_small_function): When optimizing for
15855 size never inline functions increasing caller size.
15856 (cgraph_early_inlining): Inline for size when optimizing for size.
15858 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
15860 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
15861 logical operations piecewise.
15862 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
15863 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
15864 subdi_sesidi_di): Delete.
15865 (add_with_carry): Produce carry in CC instead of a DREG to shorten
15866 the generated sequence. Allow three-reg add in constraints. Rewrite
15867 the rtl expression for carry to avoid zero_extend of a constant.
15868 (sub_with_carry): New pattern.
15869 (adddi3, subdi3): Change into define_expand. For subtract, generate a
15870 different sequence not involving jumps.
15871 (notbi): Now a named pattern.
15873 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
15875 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
15876 Add the note about a significant loss of accuracy of some
15877 mathematical routines when these options are used.
15879 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15881 * haifa-sched.c (rtx_vec_t): New typedef.
15882 (contributes_to_priority_p): Extract piece of priority () into new
15884 (priority): Use the function. Add assertion.
15885 (rank_for_schedule, set_priorities): Add assertion to check that
15886 insn's priority is initialized.
15887 (clear_priorities, calc_priorities): Change signature. Make it update
15888 all relevant insns. Update all callers ('add_to_speculative_block ()'
15889 and 'create_block_check_twin ()').
15890 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
15891 Add new field 'priority_status'.
15892 (INSN_PRIORITY_STATUS): New macro.
15893 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
15895 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15897 * sched-ebb.c (debug_ebb_dependencies): New static function.
15898 (init_ready_list): Use it.
15900 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
15901 with changed signature and 'debug_rgn_dependencies ()'.
15902 (debug_rgn_dependencies): New static function.
15903 (init_ready_list): Use it.
15905 * sched-int.h (debug_dependencies): Declare.
15907 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
15909 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
15911 2007-05-04 Dirk Mueller <dmueller@suse.de>
15913 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
15915 2007-05-03 Jan Hubicka <jh@suse.cz>
15917 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
15918 ((T1)X op (T1)Y), for pointer type in more cases than before.
15920 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
15922 * tree-object-size.c (plus_expr_object_size): When operand size is
15923 unknown, return unknown.
15925 2007-05-03 Dirk Mueller <dmueller@suse.de>
15927 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
15929 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
15932 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
15934 2007-05-03 Janis Johnson <janis187@us.ibm.com>
15936 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
15938 2007-05-03 Joseph Myers <joseph@codesourcery.com>
15940 * config/soft-fp/double.h, config/soft-fp/extended.h,
15941 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
15942 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
15943 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
15944 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
15947 2007-05-03 Ian Lance Taylor <iant@google.com>
15949 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
15950 MASK_PPC_GFXOPT for 8540 or 8548.
15952 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
15954 * tree-vect-transform.c (vect_update_inits_of_drs): Use
15955 vect_print_dump_info() to output debug information.
15957 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
15960 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
15961 operands of size 2 when operand is not MEM_P.
15963 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
15965 PR tree-optimization/30565
15966 * lambda-code.c (perfect_nestify): Fix updating of dominators.
15968 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
15970 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
15971 (umulsi3_highpart): Use them.
15972 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
15973 for final accumulator to D regisster tranfser.
15975 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
15977 PR tree-optimization/31699
15978 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
15980 (vect_enhance_data_refs_alignment): Compute peel amount using
15981 TYPE_VECTOR_SUBPARTS instead of vf.
15982 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
15984 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
15987 * system.h: Remove inclusion of double-int.h
15988 * tree.h: Include double-int.h
15989 * gengtype.c: Likewise
15990 * cfgloop.h: Likewise
15991 * Makefile.in: Adjust dependencies on double-int.h
15993 2007-05-02 Eric Christopher <echristo@apple.com>
15995 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
15996 -shared to -Zdynamiclib.
15998 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
16001 * c-common.c (strip_pointer_or_array_types): New function.
16002 * c-common.h (strip_pointer_or_array_types): New function declaration.
16004 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
16006 PR tree-optimization/31771
16007 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
16009 2007-05-02 Paul Brook <paul@codesourcery.com>
16011 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
16013 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
16015 PR middle-end/29715
16016 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
16019 2007-05-02 Nick Clifton <nickc@redhat.com>
16021 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
16023 2007-05-02 Richard Guenther <rguenther@suse.de>
16025 PR tree-optimization/31146
16026 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
16027 argument, single_use_p. If we have a single use that is
16028 a conversion to the definition rhs type, propagate that rhs.
16029 (forward_propagate_addr_expr): Pass single_use_p argument
16030 to forward_propagate_addr_expr_1.
16032 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
16034 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
16037 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16039 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
16040 'AMD Family 10 core'.
16042 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16044 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
16045 and athlon64-sse3 as improved versions of k8, opteron and athlon64
16046 with SSE3 instruction set support.
16047 * doc/invoke.texi: Likewise.
16049 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16051 * config/i386/i386.c (override_options): Tuning 32-byte loop
16052 alignment for amdfam10 architecture. Increasing the max loop
16053 alignment to 24 bytes.
16055 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
16057 * config/m68k/constraints.md: New.
16058 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
16059 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
16060 EXTRA_CONSTRAINT): Remove.
16061 * config/m68k/m68k.md: Include constraints.md.
16062 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
16064 2007-05-01 Ian Lance Taylor <iant@google.com>
16066 PR tree-optimization/31739
16067 * tree-vrp.c (vrp_val_is_max): New static function.
16068 (vrp_val_is_min): New static function.
16069 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
16071 (set_value_range): Use vrp_val_is_{max,min}.
16072 (extract_range_from_assert): Likewise.
16073 (extract_range_from_binary_expr): Likewise.
16074 (extract_range_from_unary_expr): Likewise.
16075 (dump_value_range, vrp_meet): Likewise.
16076 (vrp_visit_phi_node): Likewise.
16077 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
16079 2007-05-01 Mark Mitchell <mark@codesourcery.com>
16081 * config/i386/gmon-sol2.c (size_t): New type.
16082 (intptr_t): Likewise.
16083 (s_textsize): Declare as size_t.
16085 (monstartup): Use size_t for sizes.
16086 (_mcount): Save and restore registers.
16087 (internal_mcount): Pass 0 as the first argument to monstartup
16089 (moncontrol): Convert pointer to appropriately sized integer
16090 before passing to profil.
16092 2007-05-01 Joseph Myers <joseph@codesourcery.com>
16094 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
16095 __NO_FPRS__, not just if _SOFT_DOUBLE.
16096 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
16097 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
16098 also for E500 double.
16099 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
16100 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
16103 2007-05-01 Richard Guenther <rguenther@suse.de>
16105 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
16108 2007-05-01 Joseph Myers <joseph@codesourcery.com>
16110 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
16112 2007-05-01 Jan Hubicka <jh@suse.cz>
16114 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
16117 2007-05-01 Jan Hubicka <jh@suse.cz>
16119 * tree.h (maybe_fold_offset_to_component_ref): Remove.
16120 (maybe_fold_offset_to_reference): Declare.
16121 * fold-const.c (fold_unary): Do not fold
16122 (type *)&A into &A->field_of_type_and_offset_0
16123 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
16124 size is unknown, give up.
16125 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
16127 (maybe_fold_offset_to_reference): New.
16128 (maybe_fold_stmt_indirect): Use it.
16129 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
16130 * gimplify.c (gimplify_conversion): Canonicalize conversions to
16132 (gimplify_expr): Likewise for plus_expr.
16134 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
16136 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
16137 bsi_after_labels. Always insert statements before bsi.
16138 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
16139 * predict.c (apply_return_prediction): Check for empty blocks.
16140 * cfgexpand.c (lab_rtx_for_bb): New variable.
16141 (label_rtx_for_bb): Do not create new tree labels.
16142 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
16143 (tree_expand_cfg): Initialize lab_rtx_for_bb.
16144 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
16146 (label_for_bb): Add field used.
16147 (update_eh_label, main_block_label): Mark the label used.
16148 (cleanup_dead_labels): Remove unused labels.
16150 2007-05-01 Richard Guenther <rguenther@suse.de>
16152 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
16153 if it is not about to be set.
16154 (get_value_range): Do not pre-allocate equiv bitmap.
16155 (update_value_range): No need to clear equiv field.
16156 (add_equivalence): Change prototype to get bitmap pointer.
16157 Allocate bitmap here if it is not already.
16158 (extract_range_from_assert): Do not allocate bitmap here.
16159 Update callers to add_equivalence.
16160 (extract_range_from_ssa_name): Likewise.
16161 (get_vr_for_comparison): New static helper.
16162 (compare_name_with_value): Handle NULL equiv bitmap by
16163 peeling the first iteration of the comparison loop.
16164 Use get_vr_for_comparison.
16165 (compare_names): Handle NULL equiv bitmaps by using fake
16166 ones. Use get_vr_for_comparison.
16168 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
16170 * double-int.c (mpz_set_double_int): Moved from
16171 tree-ssa-loop-niter.c.
16172 (mpz_get_double_int): Likewise; also, add option to wrap
16173 out-of-range integers.
16174 * double-int.h: New prototypes for above.
16175 * tree.c (get_static_type_bounds): Moved from
16176 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
16177 TYPE_MAX_VALUE if they exist..
16178 * tree.h: New prototype for above.
16179 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
16180 get_type_bounds calls.
16181 (mpz_set_double_int): Move to double-int.c.
16182 (get_type_bounds): Move to tree.c, rename to
16183 get_static_type_bounds.
16184 (mpz_to_double_int): Move to double-int.c, rename to
16185 mpz_get_double_int.
16187 2007-04-30 Bob Wilson <bob.wilson@acm.org>
16189 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
16190 DIV0 exception can fall through to a normal return.
16192 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
16194 PR middle-end/22156
16195 Temporarily revert:
16196 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
16197 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
16198 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
16199 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
16200 initialize align to silence bogus warning.
16201 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
16202 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
16204 (struct sra_walk_fns): Remove use_all parameter from use.
16205 (sra_hash_tree): Handle BIT_FIELD_REFs.
16206 (sra_elt_hash): Don't hash bitfld blocks.
16207 (sra_elt_eq): Skip them in parent compares as well. Handle
16209 (sra_walk_expr): Don't maintain or pass down use_all_p.
16210 (scan_use): Remove use_all parameter.
16211 (scalarize_use): Likewise. Re-expand assignment to
16212 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
16213 output, and re-scalarize after output. Don't mark anything
16215 (scalarize_ldst): Adjust.
16216 (scalarize_walk_gimple_modify_statement): Likewise.
16217 (build_element_name_1): Handle BIT_FIELD_REFs.
16218 (instantiate_element): Don't warn for any element whose parent
16219 is used as a whole.
16220 (instantiate_missing_elements_1): Return the sra_elt.
16221 (canon_type_for_field): New.
16222 (try_instantiate_multiple_fields): New.
16223 (instantiate_missing_elemnts): Use them.
16224 (mark_no_warning): Removed.
16225 (generate_one_element_ref): Handle BIT_FIELD_REFs.
16226 (REPLDUP, sra_build_elt_assignment): New.
16227 (generate_copy_inout): Use them.
16228 (generate_element_copy): Likewise. Handle bitfld differences.
16229 (generate_element_zero): Don't recurse for blocks. Use
16230 sra_build_elt_assignment.
16231 (generate_one_element_int): Take elt instead of var. Use
16232 sra_build_elt_assignment.
16233 (generate_element_init_1): Adjust.
16234 (scalarize_use, scalarize_copy): Use REPLDUP.
16235 (scalarize_ldst): Move assert before dereference.
16236 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
16238 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
16241 * tree.c (reconstruct_complex_type): Reconstruct a reference
16243 Also use the same mode for the pointer as the old pointer type.
16245 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
16247 * doc/trouble.texi (Interoperation): Remove note about Ultrix
16250 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
16252 PR rtl-optimization/31676
16253 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
16254 (df_refs_record): Call it.
16256 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16258 * rtl.def (SS_ABS): New code.
16259 * config/bfin/bfin.c (print_operand): New modifier 'v'.
16260 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
16261 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
16262 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
16263 (bfin_init_builtins): Define them.
16264 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
16265 (bfin_expand_builtin): ... and handle the others here.
16266 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
16267 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
16268 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
16269 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
16270 operand is only HImode.
16272 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
16274 * regclass.c (scan_one_insn): Remove splitting of
16277 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
16278 Nigel Stephens <nigel@mips.com>
16280 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
16282 2007-04-28 Jan Hubicka <jh@suse.cz>
16284 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
16285 insn_locators_alloc instead of insn_locators_initialize;
16286 call reset_block_changes.
16287 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
16288 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
16289 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
16290 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
16291 * config/score/score.c (th_output_mi_thunk): Likewise.
16292 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
16293 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
16294 tolerate uninitialized locator info.
16297 * function.c (init_function_start): Don't init line number info.
16298 (expand_function_end): Update.
16299 (reset_block_changes, record_block_change, finalize_block_changes,
16300 check_block_change, free_block_changes): Kill.
16301 * function.h (reset_block_changes, record_block_change,
16302 finalize_block_changes, check_block_change, free_block_changes):
16304 (struct function): Remove ib_boundaries_block.
16305 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
16306 Use curr_insn_locator to initialize locator.
16307 (emit_line_note): Remove.
16308 * cfgexpand.c (expand_gimple_cond_expr): Update.
16309 (construct_exit_block): Likewise.
16310 (tree_expand_cfg): Initialize/finalize locators.
16311 * expr.c (expand_expr_real): Update.
16312 * cfglayout.c (line_locators_locs, line_locators_lines,
16313 file_locators_locs, file_locators_files): Remove.
16314 (set_block_levels): Move to cfgexpand.c.
16315 (insn_locators_initialize): Remove.
16316 (pass_insn_locators_initialize): Remove.
16317 (locations_locators_locs, locations_locators_vals): New static vars.
16318 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
16320 (insn_locators_alloc, insn_locators_finalize,
16321 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
16323 (locator_location): New.
16324 (locator_line, locator_file): Rewrite.
16325 * rtl.h (emit_line_note): Kill.
16326 (insn_locators_alloc, insn_locators_finalize,
16327 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
16329 * tree-inline.c (initialize_cfun): Do not initialize
16330 ib_boundaries_block.
16331 * passes.c (pass_insn_locators_initialize): Remove.
16333 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
16335 * tree-cfg.c (move_block_to_fn): Release bb from dominance
16336 info. Update last_basic_block correctly.
16338 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
16341 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
16342 register itself to hold the offset constant. Tell flow the use
16343 of r4 and r5 when they are used.
16345 2007-04-27 Richard Guenther <rguenther@suse.de>
16347 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
16348 if we simplified anything.
16349 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
16350 warnings until we did a simplification and the stmt was not
16351 marked as TREE_NO_WARNING.
16353 2007-04-27 Mike Stump <mrs@apple.com>
16355 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
16357 2007-04-27 Ian Lance Taylor <iant@google.com>
16359 PR middle-end/31710
16360 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
16361 TYPE_MAX_VALUE exist, convert them to the new type.
16363 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
16365 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
16366 if it claims to be available.
16367 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
16368 edge is redirected.
16369 (perform_tree_ssa_dce): Always free postdominators.
16371 2007-04-27 Richard Henderson <rth@redhat.com>
16373 * config/alpha/predicates.md (aligned_memory_operand): Mark
16374 as define_special_predicate.
16375 (unaligned_memory_operand, normal_memory_operand): Likewise.
16376 (reg_or_unaligned_mem_operand): Remove.
16377 (any_memory_operand): Match the documentation and check for
16378 non-renumbered pseudos during reload.
16379 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
16380 alpha_secondary_reload_class, update to new interface, make static.
16381 Handle CQImode like HImode. Remove FP subreg check.
16382 (alpha_expand_mov): Use replace_equiv_address.
16383 (alpha_expand_mov_nobwx): Use any_memory_operand.
16384 (TARGET_SECONDARY_RELOAD): New.
16385 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
16386 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
16387 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
16388 * config/alpha/alpha.md: ... here.
16389 (RELOAD12, reloadmode): New.
16391 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
16392 Don't handle the aligned case here.
16393 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
16394 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
16395 reload_inhi_help. Don't expect a scratch register.
16396 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
16398 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
16400 2007-04-27 Richard Guenther <rguenther@suse.de>
16402 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
16404 2007-04-27 Richard Guenther <rguenther@suse.de>
16406 PR tree-optimization/30965
16407 PR tree-optimization/30978
16408 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
16409 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
16410 (find_equivalent_equality_comparison): Likewise.
16411 (simplify_cond): Likewise.
16412 (get_prop_source_stmt): New helper.
16413 (get_prop_dest_stmt): Likewise.
16414 (can_propagate_from): Likewise.
16415 (remove_prop_source_from_use): Likewise.
16416 (combine_cond_expr_cond): Likewise.
16417 (forward_propagate_comparison): New function.
16418 (forward_propagate_into_cond): Rewrite to use fold for
16420 (tree_ssa_forward_propagate_single_use_vars): Call
16421 forward_propagate_comparison to propagate comparisons.
16423 2007-04-27 Richard Guenther <rguenther@suse.de>
16425 PR tree-optimization/31715
16426 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
16427 sure to do computation on the offset in an appropriate
16430 2007-04-27 Richard Sandiford <richard@codesourcery.com>
16432 * reload.h (elimination_target_reg_p): Declare.
16433 * reload.c (find_reloads): Don't apply the reg_rtx move
16434 optimization if the SET_DEST satisfies elimination_target_reg_p.
16435 * reload1.c (elimination_target_reg_p): New function.
16436 (gen_reload): In the move/add2 fallback, make sure that op0
16437 does not overlap the destination register.
16439 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
16441 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
16442 transform only GIMPLE_MODIFY_STMTs.
16443 * tree-complex.c (expand_complex_operations_1): Ditto.
16444 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
16445 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
16446 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
16448 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
16449 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
16450 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
16451 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
16452 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
16453 slpeel_add_loop_guard): Ditto.
16454 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
16455 * lambda-code.c (perfect_nestify): Ditto.
16456 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
16457 before the first statement.
16458 * tree-optimize.c (execute_free_datastructures): Fix comments.
16459 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
16460 * tree-flow.h (disband_implicit_edges): Declaration removed.
16461 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
16463 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
16464 COND_EXPRs without gotos.
16465 (disband_implicit_edges, has_label_p): Removed.
16466 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
16467 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
16469 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
16471 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
16472 also for COND_EXPRs.
16473 * cfgexpand.c (label_rtx_for_bb): New function.
16474 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
16475 Use label_rtx_for_bb to find the labels.
16476 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
16477 last block. Detect fallthru edges.
16479 2007-04-26 Ian Lance Taylor <iant@google.com>
16482 * reload.c (find_reloads_subreg_address): If the address was valid
16483 in the original mode but not in the new mode, reload the whole
16486 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
16488 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
16489 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
16490 (cleanup_control_expr_graph): Do not invalidate dominance info.
16491 Record altered blocks.
16492 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
16493 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
16494 cleanup_tree_cfg_bb): New functions.
16495 (remove_forwarder_block): Do not maintain the worklist of blocks.
16496 Record altered blocks.
16497 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
16498 not over whole cfg.
16499 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
16500 delete_unreachable_blocks if dominators are not available.
16501 * tree-inline.c (optimize_inline_calls): Free dominance information
16503 * tree-flow.h (remove_edge_and_dominated_blocks,
16504 cfgcleanup_altered_bbs): Altered.
16505 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
16507 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
16509 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
16510 do not invalidate dominators.
16512 2007-04-26 Anatoly Sokolov <aesok@post.ru>
16514 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
16515 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
16516 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
16517 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
16519 2007-04-26 Steve Ellcey <sje@cup.hp.com>
16521 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
16523 2007-04-26 Richard Guenther <rguenther@suse.de>
16525 PR tree-optimization/31703
16526 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
16527 the right type for the target of the bittest.
16529 2007-04-26 Richard Sandiford <richard@codesourcery.com>
16531 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
16532 ix86_sol10_return_in_memory.
16534 2007-04-26 Richard Sandiford <richard@codesourcery.com>
16536 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
16539 2007-04-26 Jakub Jelinek <jakub@redhat.com>
16542 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
16544 PR tree-optimization/30558
16545 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
16546 clear this_state.prev_try.
16548 2007-04-26 Richard Sandiford <richard@codesourcery.com>
16549 Mark Mitchell <mark@codesourcery.com>
16551 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
16552 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
16553 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
16555 2007-04-26 Richard Sandiford <richard@codesourcery.com>
16558 * doc/invoke.texi (%:print-asm-header): Document.
16559 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
16561 (static_spec_functions): Add print-asm-header.
16562 (main): Print a banner before the --target-help linker options.
16563 (print_asm_header_spec_function): New function.
16565 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
16568 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
16569 (movsf_ie): Likewise.
16571 2007-04-25 Paolo Carlini <pcarlini@suse.de>
16573 * doc/extend.texi ([Type Traits]): Adjust per N2255.
16575 2007-04-25 Bob Wilson <bob.wilson@acm.org>
16577 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
16578 exception for divide-by-zero.
16579 (__umodsi3, __modsi3): Likewise.
16581 2007-04-25 Dirk Mueller <dmueller@suse.de>
16583 * c-typeck.c (build_compound_expr): Annotate warning()
16584 call with OPT_Wunused_value.
16585 * tree-ssa.c (warn_uninit): Annotate warning with
16587 * c-common.c (handle_sentinel_attribute): Annotate warning
16588 call with OPT_Wattributes.
16590 2007-04-25 Thiemo Seufer <ths@mips.com>
16592 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
16593 (mips16): Fix typo.
16594 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
16595 on to the assembler. Improve handling of -mno-mips16. Add handling
16596 of -mno-mips3d, -mno-dsp, -mno-dspr2.
16597 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
16598 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
16599 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
16601 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
16604 * config/i386/winnt.c (i386_pe_file_end): Strip only
16605 USER_LABEL_PREFIX when writing export name.
16607 2007-04-25 Richard Sandiford <richard@codesourcery.com>
16609 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
16610 sh/elf.h, vx-common.h and vxworks.h.
16611 * config/sh/sh.h: Include config/vxworks-dummy.h.
16612 (SUBTARGET_OVERRIDE_OPTIONS): Define.
16613 (OVERRIDE_OPTIONS): Use it.
16614 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
16615 (vxworks_picreg): New pattern.
16616 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
16617 VXWORKS_OS_CPP_BUILTINS.
16618 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
16619 to their VXWORKS_* equivalents.
16620 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
16621 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
16622 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
16623 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
16624 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
16625 -mrtp/-fPIC multilibs.
16626 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
16627 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
16628 (MULTILIB_OSDIRNAMES): Delete.
16630 2007-04-25 Anatoly Sokolov <aesok@post.ru>
16633 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
16635 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
16637 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
16638 rounding mode to be specified by the caller.
16639 (real_to_mpfr) Likewise.
16640 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
16641 include new arguments.
16642 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
16644 2007-04-24 Ian Lance Taylor <iant@google.com>
16646 PR tree-optimization/31605
16647 * tree-vrp.c (set_value_range): Check that min and max are not
16648 both overflow infinities.
16649 (set_value_range_to_value): New static function.
16650 (extract_range_from_binary_expr): Call set_value_range_to_value.
16651 (extract_range_from_cond_expr): Likewise.
16652 (extract_range_from_expr): Likewise.
16653 (extract_range_from_unary_expr): Likewise. Don't create a range
16654 which overflows on both sides.
16655 (vrp_meet): Check for a useless range.
16656 (vrp_visit_phi_node): If we see a constant which looks like an
16657 overflow infinity, turn off the TREE_OVERFLOW flag.
16659 2007-04-24 Ian Lance Taylor <iant@google.com>
16661 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
16663 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
16665 PR diagnostic/25923
16666 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
16667 diagnostic message is being built.
16668 * tree-pretty-print.c (dump_generic_node): Only write the
16669 formatted text into BUFFER's stream if we are not building a
16670 diagnostic message.
16671 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
16673 * Makefile.in (toplev.o): Depend on tree-pass.h.
16675 2007-04-24 Ian Lance Taylor <iant@google.com>
16677 PR tree-optimization/31602
16678 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
16679 conditionals in the copied loop header.
16680 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
16681 warnings if TREE_NO_WARNING is set.
16682 * doc/invoke.texi (Warning Options): Clarify that
16683 -Wstrict-overflow does not warn about loops.
16685 2007-04-24 Janis Johnson <janis187@us.ibm.com>
16687 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
16688 expand on the comment about _Decimal128 arguments and check the
16689 integer result of the modulus operation; for 64-bit ELF ABI, ensure
16690 that _Decimal128 argument uses even/odd register pair.
16691 (function_arg): Ditto.
16693 2007-04-24 Hui-May Chang <hm.chang@apple.com>
16695 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
16696 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
16698 2007-04-24 Richard Guenther <rguenther@suse.de>
16699 Olga Golovanevsky <olga@il.ibm.com>
16701 * fold-const.c (multiple_of_p): Check for bottom
16704 2007-04-24 Richard Henderson <rth@redhat.com>
16706 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
16707 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
16708 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
16709 looking for non-zero bits shifted out. Avoid a recursive call
16710 when constructing the scalar.
16711 (__floatundisf): Likewise.
16713 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
16715 * dwarf2out.c (field_byte_offset): Move the existing logic
16716 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
16717 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
16719 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
16722 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
16723 length argument of 0 for memset.
16724 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
16725 unsigned shift instead of the signed variant.
16727 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
16729 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
16730 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
16731 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
16732 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
16733 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
16734 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
16735 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
16736 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
16737 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
16738 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
16739 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
16740 "mul<mode>3", "div<mode>3"): Insn definitions added.
16741 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
16742 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
16743 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
16744 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
16745 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
16746 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
16747 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
16748 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
16749 TARGET_FLOAT_FORMAT): Macro definitions removed.
16750 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
16751 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
16752 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
16753 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
16754 (s390_gen_rtx_const_DI): Function removed.
16755 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
16757 2007-04-24 Richard Sandiford <richard@codesourcery.com>
16759 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
16760 over an external ffs function.
16762 2007-04-24 Chao-ying Fu <fu@mips.com>
16763 Richard Sandiford <richard@nildram.co.uk>
16765 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
16766 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
16767 (smadd_widen_optab, umadd_widen_optab): Define.
16768 * optabs.c (init_optabs): Initialize smadd_widen_optab and
16770 * genopinit.c (optabs): Fill in smadd_widen_optab and
16772 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
16773 and umadd_widen_optab to implement multiply-add sequences.
16774 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
16775 (<u>maddsidi4): ...this. Extend condition to include
16776 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
16777 of operand 0 to "ka" and use the three-operand form of madd<u>
16779 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
16781 * config/mips/constraints.md (ka): New register constraint.
16783 2007-04-24 Jan Hubicka <j@suse.cz>
16787 2007-04-23 Jan Hubicka <jh@suse.cz>
16788 * function.c (init_function_start): Don't init line number info.
16789 (expand_function_end): Update.
16790 (reset_block_changes, record_block_change, finalize_block_changes,
16791 check_block_change, free_block_changes): Kill.
16792 * function.h (reset_block_changes, record_block_change,
16793 finalize_block_changes, check_block_change, free_block_changes):
16795 (struct function): Remove ib_boundaries_block.
16796 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
16797 Use curr_insn_locator to initialize locator.
16798 (emit_line_note): Remove.
16799 * cfgexpand.c (expand_gimple_cond_expr): Update.
16800 (construct_exit_block): Likewise.
16801 (tree_expand_cfg): Initialize/finalize locators.
16802 * expr.c (expand_expr_real): Update.
16803 * cfglayout.c (line_locators_locs, line_locators_lines,
16804 file_locators_locs, file_locators_files): Remove.
16805 (set_block_levels): Move to cfgexpand.c.
16806 (insn_locators_initialize): Remove.
16807 (pass_insn_locators_initialize): Remove.
16808 (locations_locators_locs, locations_locators_vals): New static vars.
16809 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
16811 (insn_locators_alloc, insn_locators_finalize,
16812 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
16814 (locator_location): New.
16815 (locator_line, locator_file): Rewrite.
16816 * rtl.h (emit_line_note): Kill.
16817 (insn_locators_alloc, insn_locators_finalize,
16818 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
16820 * tree-inline.c (initialize_cfun): Do not initialize
16821 ib_boundaries_block.
16822 * passes.c (pass_insn_locators_initialize): Remove.
16824 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
16826 * doc/invoke.texi: Removed leading '-' from option index entries.
16828 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
16830 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
16832 (create_phi_node): Use set_phi_nodes.
16833 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
16834 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
16835 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
16836 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
16837 (bsi_start, bsi_last): Use bb_stmt_list.
16838 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
16839 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
16840 Traverse the statements using tsi iterator.
16841 * basic-block.h (struct basic_block_def): Fields stmt_list
16842 and phi_nodes moved to ...
16843 (struct tree_bb_info): ... new structure.
16844 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
16845 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
16846 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
16847 (tree_verify_flow_info): Verify that il.tree is not set for
16848 entry and exit block.
16849 (tree_split_block): Use set_bb_stmt_list.
16851 2007-04-23 Mike Stump <mrs@apple.com>
16853 * config/i386/i386.c (ix86_tune_features
16854 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
16857 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
16859 * config/i386/i386.md (prefix_extra): New attribute.
16860 (length): Add prefix_extra.
16862 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
16863 (sse2_movntv2di): Likewise.
16864 (sse2_cvtps2dq): Likewise.
16865 (sse2_cvtpd2pi): Likewise.
16866 (sse2_cvttpd2pi): Likewise.
16867 (*sse2_cvtpd2ps): Likewise.
16868 (*add<mode>3): Likewise.
16869 (sse2_ssadd<mode>3): Likewise.
16870 (sse2_usadd<mode>3): Likewise.
16871 (*sub<mode>3): Likewise.
16872 (sse2_sssub<mode>3): Likewise.
16873 (sse2_ussub<mode>3): Likewise.
16874 (*mulv8hi3): Likewise.
16875 (*smulv8hi3_highpart): Likewise.
16876 (*umulv8hi3_highpart): Likewise.
16877 (sse2_umulv2siv2di3): Likewise.
16878 (sse2_pmaddwd): Likewise.
16879 (ashr<mode>3): Likewise.
16880 (lshr<mode>3): Likewise.
16881 (ashl<mode>3): Likewise.
16882 (sse2_ashlti3): Likewise.
16883 (sse2_lshrti3): Likewise.
16884 (*umaxv16qi3): Likewise.
16885 (*smaxv8hi3): Likewise.
16886 (*uminv16qi3): Likewise.
16887 (*sminv8hi3): Likewise.
16888 (sse2_eq<mode>3): Likewise.
16889 (sse2_gt<mode>3): Likewise.
16890 (*and<mode>3): Likewise.
16891 (sse2_nand<mode>3): Likewise.
16892 (*ior<mode>3): Likewise.
16893 (*xor<mode>3): Likewise.
16894 (sse2_packsswb): Likewise.
16895 (sse2_packssdw): Likewise.
16896 (sse2_packuswb): Likewise.
16897 (sse2_punpckhbw): Likewise.
16898 (sse2_punpcklbw): Likewise.
16899 (sse2_punpckhwd): Likewise.
16900 (sse2_punpcklwd): Likewise.
16901 (sse2_punpckhdq): Likewise.
16902 (sse2_punpckldq): Likewise.
16903 (sse2_punpckhqdq): Likewise.
16904 (sse2_punpcklqdq): Likewise.
16905 (*sse2_pinsrw): Likewise.
16906 (*sse2_pextrw): Likewise.
16907 (sse2_pshufd_1): Likewise.
16908 (sse2_uavgv16qi3): Likewise.
16909 (sse2_uavgv8hi3): Likewise.
16910 (sse2_psadbw): Likewise.
16911 (sse2_pmovmskb): Likewise.
16912 (*sse2_maskmovdqu): Likewise.
16913 (*sse2_maskmovdqu_rex64): Likewise.
16914 (sse4a_extrqi): Likewise.
16915 (sse4a_extrq): Likewise.
16916 (sse3_lddqu): Set prefix_rep.
16917 (sse3_addsubv4sf3): Likewise.
16918 (sse3_haddv4sf3): Likewise.
16919 (sse3_hsubv4sf3): Likewise.
16920 (sse_cvtss2si): Likewise.
16921 (sse_cvtss2si_2): Likewise.
16922 (sse_cvtss2siq): Likewise.
16923 (sse_cvtss2siq_2): Likewise.
16924 (sse_cvttss2si): Likewise.
16925 (sse_cvttss2siq): Likewise.
16926 (sse2_cvttps2dq): Likewise.
16927 (sse3_movshdup): Likewise.
16928 (sse3_movsldup): Likewise.
16929 (sse2_cvtsd2si): Likewise.
16930 (sse2_cvtsd2si_2): Likewise.
16931 (sse2_cvtsd2siq): Likewise.
16932 (sse2_cvtsd2siq_2): Likewise.
16933 (sse2_cvttsd2si): Likewise.
16934 (sse2_cvttsd2siq): Likewise.
16935 (*sse2_cvtpd2dq): Likewise.
16936 (*sse2_cvttpd2dq): Likewise.
16937 (sse2_pshuflw_1): Likewise.
16938 (sse2_pshufhw_1): Likewise.
16939 (sse4a_insertqi): Likewise.
16940 (sse4a_insertq): Likewise.
16941 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
16942 (ssse3_phadddv4si3): Likewise.
16943 (ssse3_phaddswv8hi3): Likewise.
16944 (ssse3_phsubwv8hi3): Likewise.
16945 (ssse3_phsubdv4si3): Likewise.
16946 (ssse3_phsubswv8hi3): Likewise.
16947 (ssse3_pmaddubswv8hi3): Likewise.
16948 (ssse3_pmulhrswv8hi3): Likewise.
16949 (ssse3_pshufbv16qi3): Likewise.
16950 (ssse3_psign<mode>3): Likewise.
16951 (ssse3_palignrti): Likewise.
16952 (abs<mode>2): Likewise.
16953 (ssse3_phaddwv4hi3): Set prefix_extra.
16954 (ssse3_phadddv2si3): Likewise.
16955 (ssse3_phaddswv4hi3): Likewise.
16956 (ssse3_phsubwv4hi3): Likewise.
16957 (ssse3_phsubdv2si3): Likewise.
16958 (ssse3_phsubswv4hi3): Likewise.
16959 (ssse3_pmaddubswv4hi3): Likewise.
16960 (ssse3_pmulhrswv4hi3): Likewise.
16961 (ssse3_pshufbv8qi3): Likewise.
16962 (ssse3_psign<mode>3): Likewise.
16963 (ssse3_palignrdi): Likewise.
16964 (abs<mode>2): Likewise.
16965 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
16966 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
16967 (sse2_pmovmskb): Set mode to SI instead of V2DF.
16969 2007-04-23 Nick Clifton <nickc@redhat.com>
16971 * params.def: Fix formatting of emacs local variables.
16973 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
16975 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
16976 move if inter-unit move isn't allowed.
16977 Don't split moving the first element of V2DI to DI to inter-unit
16978 move if inter-unit move isn't allowed.
16980 2007-04-23 Richard Guenther <rguenther@suse.de>
16982 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
16983 and CDI_POST_DOMINATORS separately.
16985 2007-04-23 Nick Clifton <nickc@redhat.com>
16987 * c.opt (Wformat-contains-nul): Add warning attribute.
16989 2007-04-23 Jan Hubicka <jh@suse.cz>
16991 * function.c (init_function_start): Don't init line number info.
16992 (expand_function_end): Update.
16993 (reset_block_changes, record_block_change, finalize_block_changes,
16994 check_block_change, free_block_changes): Kill.
16995 * function.h (reset_block_changes, record_block_change,
16996 finalize_block_changes, check_block_change, free_block_changes):
16998 (struct function): Remove ib_boundaries_block.
16999 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
17000 Use curr_insn_locator to initialize locator.
17001 (emit_line_note): Remove.
17002 * cfgexpand.c (expand_gimple_cond_expr): Update.
17003 (construct_exit_block): Likewise.
17004 (tree_expand_cfg): Initialize/finalize locators.
17005 * expr.c (expand_expr_real): Update.
17006 * cfglayout.c (line_locators_locs, line_locators_lines,
17007 file_locators_locs, file_locators_files): Remove.
17008 (set_block_levels): Move to cfgexpand.c.
17009 (insn_locators_initialize): Remove.
17010 (pass_insn_locators_initialize): Remove.
17011 (locations_locators_locs, locations_locators_vals): New static vars.
17012 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
17014 (insn_locators_alloc, insn_locators_finalize,
17015 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17017 (locator_location): New.
17018 (locator_line, locator_file): Rewrite.
17019 * rtl.h (emit_line_note): Kill.
17020 (insn_locators_alloc, insn_locators_finalize,
17021 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17023 * tree-inline.c (initialize_cfun): Do not initialize
17024 ib_boundaries_block.
17025 * passes.c (pass_insn_locators_initialize): Remove.
17027 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
17029 PR middle-end/31448
17030 * expr.c (reduce_to_bit_field_precision): Handle
17033 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
17035 PR tree-optimization/24659
17036 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
17037 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
17038 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
17039 * genopinit.c (optabs): Rename vec_pack_mod_optab
17040 to vec_pack_trunc_optab.
17041 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
17042 early for scalar floating point operands for NOP_EXPR.
17043 (vectorizable_type_promotion): Ditto.
17044 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
17045 vec_pack_trunc_optab.
17046 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
17048 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
17049 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
17050 Rename from VEC_PACK_MOD_EXPR.
17051 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
17052 * expr.c (expand_expr_real_1): Ditto.
17053 * tree-inline.c (estimate_num_insns_1): Ditto.
17054 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
17056 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
17057 (vec_unpacks_lo_v4sf): Ditto.
17058 (vec_pack_trunc_v2df): Ditto.
17059 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
17060 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
17061 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
17063 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
17065 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
17067 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
17068 Rename from VEC_PACK_MOD_EXPR. This expression also represent
17069 packing of floating point operands.
17070 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
17071 represent unpacking of floating point operands.
17072 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
17073 [vec_unpacks_hi]: Ditto.
17074 [vec_unpacks_lo]: Ditto.
17076 2007-04-22 Jan Hubicka <jh@suse.cz>
17078 * final.c (rest_of_handle_final): Call
17079 targetm.asm_out.constructor/targetm.asm_out.destructor
17080 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
17081 proper priority via decl_*_priority_insert.
17082 * c-common.c (c_expand_body): Likewise.
17084 2007-04-22 Richard Guenther <rguenther@suse.de>
17086 PR tree-optimization/29789
17087 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
17088 (rewrite_reciprocal): New helper split out from
17089 determine_invariantness_stmt.
17090 (rewrite_bittest): Likewise.
17091 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
17092 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
17095 2007-04-22 Revital Eres <eres@il.ibm.com>
17097 * loop-unroll.c (var_to_expand): New field to support also
17098 insns of the form x = something + x.
17099 (analyze_insn_to_expand_var): Use it.
17100 (expand_var_during_unrolling): Likewise.
17102 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
17104 * predict.c: Include pointer-set.h.
17105 (bb_predictions): New variable.
17106 (tree_predicted_by_p, tree_predict_edge,
17107 remove_predictions_associated_with_edge): Use bb_predictions map
17108 instead of bb->predictions.
17109 (clear_bb_predictions, assert_is_empty): New functions.
17110 (combine_predictions_for_bb): Use bb_predictions map. Call
17111 clear_bb_predictions.
17112 (tree_estimate_probability): Create and free bb_predictions map.
17113 * Makefile.in (predict.o): Add pointer-set.h dependency.
17114 * basic-block.h (struct basic_block_def): Remove predictions
17116 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
17118 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
17121 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
17124 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17126 * timevar.c (timevar_print): Change reference of --disable-checking to
17127 --enable-checking=release. Also warn if assert checking is disabled.
17129 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17132 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
17133 decl as addressable if the compound literal was marked as
17135 Mark the decl as a gimple register if it is a complex or
17136 vector decl and does not live in memory.
17138 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17140 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
17141 (GENERIC_NEXT): New function macro.
17142 (PHI_CHAIN): Use phi_node's new chain variable.
17143 (tree_phi_node): Change tree_common to tree_base
17144 and add the chain field.
17145 * tree-phinodes.c (make_phi_node): Don't set
17146 TREE_TYPE on the new node.
17147 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
17148 instead of checking GIMPLE_TUPLE_P in chain_next.
17149 * tree-vect-transform.c
17150 (get_initial_def_for_induction): Look at
17151 PHI_RESULT_TREE for the type of the phi node.
17152 (update_vuses_to_preheader): Use PHI_CHAIN
17153 instead of TREE_CHAIN on the phi node.
17154 * tree-ssa-structalias.c (compute_points_to_sets):
17156 (ipa_pta_execute): Likewise.
17158 2007-04-21 Richard Guenther <rguenther@suse.de>
17160 PR middle-end/31136
17161 * fold-const.c (fold_unary): Call fold_convert_const on the
17164 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
17166 * gcse.c (store_killed_in_insn): Handle PARALLELs.
17167 (store_killed_in_pat): New.
17169 2007-04-20 Richard Henderson <rth@redhat.com>
17172 * config/i386/i386.c (type_has_variadic_args_p): Look for any
17173 TREE_LIST with a void_type_node value, not void_list_node exactly.
17175 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
17177 * doc/standards.texi: Re-arrange into language-specific
17178 subsections. Add a C++ section, documenting which standards we
17181 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
17183 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
17184 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
17186 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
17188 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
17189 ecrti.o and crtbegin.o.
17190 (LIB_DEFAULT_SPEC): Include -lc.
17191 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
17193 2007-04-20 Richard Henderson <rth@redhat.com>
17196 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
17197 argument; update all callers.
17198 (get_unaligned_offset): New.
17199 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
17200 get_unaligned_address, just pass on the address directly.
17201 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
17202 the subreg in the helper patterns.
17203 (unaligned_extendqidi_le): Use get_unaligned_offset.
17204 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
17205 (unaligned_extendhidi_be): Likewise.
17206 (unaligned_extendhidi): Tidy.
17207 * config/alpha/alpha-protos.h: Update.
17209 2007-04-20 Richard Henderson <rth@redhat.com>
17211 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
17212 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
17213 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
17214 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
17215 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
17216 (CPP_SPEC): Don't include %(cpp_subtarget).
17217 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
17218 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
17219 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
17221 2007-04-20 Jakub Jelinek <jakub@redhat.com>
17223 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
17224 for __builtin_ia32_cmpordss.
17226 PR tree-optimization/31632
17227 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
17228 and arg1 for optimizations of comparison against min/max values.
17229 Fold arg0 to arg1's type for optimizations of comparison against
17230 min+1 and max-1 values.
17232 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
17234 * reload.c (combine_reloads): When trying to use a dying register,
17235 check whether it's uninitialized and don't use if so.
17237 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
17239 * fold-const.c: Remove prototypes for native_encode_expr and
17240 native_interpret_expr.
17241 (native_encode_expr): Make non-static.
17242 (native_interpret_expr): Likewise.
17243 * tree.h: Add prototypes for the above.
17245 2007-04-19 Joseph Myers <joseph@codesourcery.com>
17247 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
17248 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
17249 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
17250 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
17251 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
17252 Add length attributes.
17254 2007-04-19 Janis Johnson <janis187@us.ibm.com>
17256 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
17259 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
17260 __STDC_WANT_DEC_FP__.
17262 2007-04-19 Joseph Myers <joseph@codesourcery.com>
17264 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
17265 for long double compatibility.
17266 * configure: Regenerate.
17268 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
17270 PR rtl-optimization/29841
17271 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
17273 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
17274 that may cause control flow transfer from being moved.
17276 2007-04-18 Jan Hubicka <jh@suse.cz>
17278 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
17281 2007-04-18 Eric Christopher <echristo@apple.com>
17283 * config/rs6000/darwin.md (load_macho_picbase): Use link register
17284 only. Update operands.
17285 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
17286 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
17287 link register to pic register.
17289 2007-04-18 Dirk Mueller <dmueller@suse.de>
17291 PR diagnostic/31227
17292 * tree-vrp.c (search_for_addr_array): New.
17293 (check_array_bounds): Suppress warning about
17294 address taken of array refs if its not de-referenced.
17296 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
17298 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
17299 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
17301 * tree-vectorizer.h (NITERS_KNOWN_P): New.
17302 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
17303 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
17305 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
17307 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
17309 (vect_analyze_scalar_cycles): Fix indentation.
17310 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
17311 (vect_mark_relevant): Include phis in relevance analysis.
17313 * tree-vect-transform.c (vect_transform_loop): Add an assert.
17315 2007-04-18 Anatoly Sokolov <aesok@post.ru>
17317 * config/avr/avr.c (ptrreg_to_str): Replace error() with
17318 output_operand_lossage().
17320 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
17322 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
17323 the unused code for reduction without adjust-in-epilog to simplify the
17326 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
17328 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
17329 (S390_TDC_NEGATIVE_ZERO): New constant.
17330 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
17331 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
17332 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
17333 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
17334 (S390_TDC_POSITIVE_INFINITY): New constant.
17335 (S390_TDC_NEGATIVE_INFINITY): New constant.
17336 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
17337 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
17338 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
17339 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
17340 (S390_TDC_INFINITY): New constant.
17341 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
17342 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
17343 optimization for UNSPEC_CCZ_TO_INT.
17344 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
17345 ("*ccz_to_int"): New insn.
17346 ("isinf<mode>2"): New insn.
17347 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
17348 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
17349 (UNSPEC_CCZ_TO_INT): New constant.
17351 2007-04-18 Richard Guenther <rguenther@suse.de>
17353 PR tree-optimization/19431
17354 PR tree-optimization/21463
17355 * tree-pass.h (pass_phiprop): Declare.
17356 * passes.c (init_optimization_passes): New phiprop pass.
17357 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
17358 (phivn_valid_p): New helper function.
17359 (phiprop_insert_phi): Likewise.
17360 (propagate_with_phi): Likewise.
17361 (tree_ssa_phiprop): New propagator propagating loads
17362 through phi nodes if profitable.
17364 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
17366 * tree-vect-analyze.c (process_use): New function.
17367 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
17368 Check phis in all bbs.
17369 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
17372 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
17374 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
17377 2007-04-17 Anatoly Sokolov <aesok@post.ru>
17380 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
17383 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
17385 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
17387 (sse_vmmulv4sf3): Likewise.
17388 (sse2_vmaddv2df3): Likewise.
17389 (sse2_vmmulv2df3): Likewise.
17391 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
17393 PR rtl-optimization/31360
17394 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
17395 (target_reg_cost): New.
17396 (init_set_costs): Initialize target_reg_cost. Add comments
17397 regarding the rationale of the costs.
17398 (global_cost_for_size): Renamed to...
17399 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
17400 of register pressure.
17401 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
17402 estimate_reg_pressure_cost. Add number of ivs.
17403 (determine_set_costs): Dump target_reg_cost.
17404 * loop-invariant.c (gain_for_invariant): Use
17405 estimate_reg_pressure_cost. Removed n_inv_uses argument.
17406 (best_gain_for_invariant, find_invariants_to_move): Remove
17408 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
17409 (target_reg_cost): Declare.
17410 (global_cost_for_size): Declaration removed.
17411 (estimate_reg_pressure_cost): Declare.
17413 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
17415 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
17416 regnos into even/odd register pairs.
17417 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
17418 TDmode similar to the other floating point modes.
17419 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
17420 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
17422 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
17423 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
17424 (movdd_hardfloat64): Use TARGET_MFPGPR.
17426 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
17428 * reload1.c (delete_output_reload): Don't count output in n_inherited.
17431 2005-01-05 Richard Henderson <rth@redhat.com>
17433 * reload1.c (do_input_reload): Restrict the optimization deleteing
17434 a previous output reload to RELOAD_FOR_INPUT.
17436 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
17438 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
17439 induc_vec_info_type.
17440 (vectorizable_induction): New function declaration.
17441 * tree-vect-transform.c (get_initial_def_for_induction): No need to
17442 check if already vectorized. Find first place in BB where new stmts
17443 can be inserted. Takes only one argument.
17444 (vectorizable_induction): New function.
17445 (vect_transform_stmt): Add case for induc_vec_info_type to call
17446 vectorizable_induction.
17447 (vect_transform_loop): Consider phis for vectorization.
17448 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
17450 (analyze_operations): Call vectorizable_induction when analyzing phis.
17452 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
17453 (vect_mark_relevant): Include phis in relevance analysis.
17454 (vect_mark_stmts_to_be_vectorize): Likewise.
17455 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
17457 2007-04-16 Lawrence Crowl <crowl@google.com>
17459 * doc/invoke.texi (Debugging Options): Add documentation for the
17460 -femit-struct-debug options -femit-struct-debug-baseonly,
17461 -femit-struct-debug-reduced, and
17462 -femit-struct-debug-detailed[=...].
17464 * c-opts.c (c_common_handle_option): Add
17465 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
17466 and OPT_femit_struct_debug_detailed_.
17467 * c.opt: Add specifications for
17468 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
17469 and -femit-struct-debug-detailed[=...].
17470 * opts.c (set_struct_debug_option): Parse the
17471 -femit-struct-debug-... options.
17472 * opts.c (matches_main_base, main_input_basename,
17473 main_input_baselength, base_of_path, matches_main_base): Add
17474 variables and functions to compare header base name to compilation
17476 * opts.c (should_emit_struct_debug): Add to determine to emit a
17477 structure based on the option.
17478 (dump_struct_debug) Also disabled function to debug this
17480 * opts.c (handle_options): Save the base name of the
17483 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
17484 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
17485 This hook indicates if a type is generic. Set it by default
17486 to "never generic".
17487 * langhooks.h (struct lang_hooks_for_types): Add a new hook
17488 to determine if a struct type is generic or not.
17489 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
17490 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
17491 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
17492 with live C++ hook.
17494 * flags.h (enum debug_info_usage): Add an enumeration to describe
17495 a program's use of a structure type.
17496 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
17497 to indicate the program's usage of the type. Filter structs based
17498 on the -femit-struct-debug-... specification.
17499 (gen_type_die): Split into two routines, gen_type_die and
17500 gen_type_die_with_usage. gen_type_die is now a wrapper
17501 that assumes direct usage.
17502 (gen_type_die_with_usage): Replace calls to gen_type_die
17503 with gen_type_die_with_usage adding the program usage of
17504 the referenced type.
17505 (dwarf2out_imported_module_or_decl): Suppress struct debug
17506 information using should_emit_struct_debug when appropriate.
17508 2007-04-16 Ian Lance Taylor <iant@google.com>
17510 PR tree-optimization/31522
17511 * tree-vrp.c (vr_phi_edge_counts): New static variable.
17512 (vrp_initialize): Allocate vr_phi_edge_counts.
17513 (vrp_visit_phi_node): Don't push to infinity if we saw a new
17514 executable edge. Drop test for all constants.
17515 (vrp_finalize): Free vrp_phi_edge_counts.
17517 * doc/cpp.texi (Common Predefined Macros): Clarify description of
17518 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
17520 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
17521 predecessors at head rather than tail.
17523 2007-04-16 Matthias Klose <doko@debian.org>
17525 * config/alpha/linux.h (CPP_SPEC): Define.
17526 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
17528 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
17530 * function.h: Remove sequence_stack extern declaration.
17532 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
17534 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
17536 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
17539 2007-04-16 Anatoly Sokolov <aesok@post.ru>
17541 * config/avr/avr.c (avr_arch_types): Rearranging array.
17542 (enum avr_arch): Add.
17543 (avr_mcu_types): Use avr_arch enumeration constants instead of
17545 * config/avr/avr.h (LINK_SPEC): Simplify.
17547 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
17549 * config/m68k/m68k.c (m68k_libcall_value,
17550 m68k_function_value): Use macros for register names more.
17552 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
17554 (M68K_REGNAME): Use A6_REG.
17555 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
17557 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
17559 PR middle-end/28071
17560 * sched-int.h (struct deps): Split field 'pending_lists_length' into
17561 'pending_read_list_length' and 'pending_write_list_length'. Update
17563 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
17564 to handle two length counters instead of one. Update all uses.
17565 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
17566 two length counters instead of one.
17567 * sched-rgn.c (propagate_deps): Update to handle two length counters
17570 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
17573 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
17574 copy of source, pass it to ix86_expand_vector_set and return
17577 2007-04-16 David Ung <davidu@mips.com>
17578 Joseph Myers <joseph@codesourcery.com>
17580 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
17581 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
17582 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
17583 Add 74K processor information.
17584 * config/mips/mips.md: Include 74k.md.
17585 (cpu): Add 74kc,74kf,74kx.
17586 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
17587 * config/mips/74k.md: New.
17588 * doc/invoke.texi (MIPS Options): Document 74K support.
17590 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
17592 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
17593 vectorizable_* functions.
17594 * tree-vect-transform.c (vectorizable_call): Add check for
17595 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
17596 (vectorizable_store): likewise.
17597 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
17599 (vectorizable_operation, vectorizable_type_demotion): Likewise.
17600 (vectorizable_type_promotion, vectorizable_load): Likewise.
17601 (vectorizable_live_operation, vectorizable_condition): Likewise.
17602 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
17604 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
17606 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
17608 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
17609 register numbers more.
17610 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
17611 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
17612 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
17613 FUNCTION_VALUE_REGNO_P): Likewise.
17614 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
17615 STATIC_CHAIN_REGNUM): Likewise.
17616 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
17617 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
17618 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
17619 * config/m68k/m68k.md (FP_REG): New.
17621 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
17623 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
17626 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
17628 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
17629 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
17632 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
17634 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
17637 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
17640 * c-decl.c (finish_decl): Grab the type of the decl after the call
17641 to store_init_value.
17643 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
17645 * common.opt (fforward-propagate): Fix "Optimization" annotation.
17647 2007-04-14 Jakub Jelinek <jakub@redhat.com>
17650 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
17651 dominators, post dominators and cleanup cfg before returning.
17653 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
17655 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
17656 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
17658 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
17660 * config.gcc: Recognize fido.
17661 * config/m68k/m68k-devices.def (fidoa): New.
17662 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
17664 (FL_FIDOA, TARGET_FIDOA): New.
17665 * config/m68k/m68k.opt (mfidoa): New.
17667 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17669 PR middle-end/31322
17670 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
17671 when a personality function is used.
17673 2007-04-13 Bob Wilson <bob.wilson@acm.org>
17675 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
17677 2007-04-13 Mike Stump <mrs@apple.com>
17679 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
17681 * config/darwin.opt (fapple-kext): Make C++ only.
17682 * config/darwin.c (darwin_override_options): Remove code to ensure
17683 -fapple-kext is given for C++ only.
17685 2007-04-13 Richard Sandiford <richard@codesourcery.com>
17687 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
17688 * config/mips/mips.c (override_options): Call
17689 SUBTARGET_OVERRIDE_OPTIONS, if defined.
17691 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
17693 * config/i386/i386.opt (msvr3-shlib): Removed.
17695 * doc/invoke.texi: Remove -msvr3-shlib.
17697 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
17699 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
17700 with "popcnt" instruction.
17702 2007-04-13 Richard Guenther <rguenther@suse.de>
17704 PR tree-optimization/21258
17705 * tree-vrp.c (compare_case_labels): New helper.
17706 (find_switch_asserts): New function.
17707 (find_assert_locations): Call it for SWITCH_EXPRs.
17709 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
17711 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
17712 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
17713 check is now implied in X87_FLOAT_MODE_P.
17714 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
17715 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
17716 (fix_trunc<mode>_i386_fisttp): Ditto.
17717 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
17718 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
17719 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
17720 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
17721 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
17722 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
17723 (unnamed_splitters): Ditto.
17724 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
17725 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
17726 FIRST_SSE_REG for local functions when SSE math is enabled or
17727 for functions with sseregparm attribute.
17728 (standard_80387_constant_p): Return -1 if mode is not
17730 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
17731 (ix86_expand_compare): Ditto.
17732 (ix86_expand_carry_flag_compare): Ditto.
17733 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
17734 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
17735 DECIMAL_FLOAT_MODE_P.
17736 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
17737 of SCALAR_FLOAT_MODE_P.
17738 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
17739 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
17740 checks before FLOAT_MODE_P.
17741 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
17742 before FLOAT_MODE_P.
17747 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
17749 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
17750 Charles Wilson <libtool@cwilson.fastmail.fm>
17752 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
17753 (libgcc.mvars): Don't depend on them.
17754 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
17755 * exec-tool.in: New.
17757 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
17759 * doc/invoke.text (--help): Document --help=common.
17761 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
17763 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
17765 2007-04-12 Richard Sandiford <richard@codesourcery.com>
17767 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
17768 * genemit.c (main): Emit #include "integrate.h".
17769 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
17770 (LOADGP_RTP): New mips_loadgp_style.
17771 * config/mips/mips.h: Include config/vxworks-dummy.h.
17772 (TARGET_RTP_PIC): New macro.
17773 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
17774 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
17775 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
17776 for TARGET_RTP_PIC.
17777 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
17778 -mvxworks-pic when using -mrtp and a PIC option.
17779 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
17781 (mips_symbolic_constant_p, mips_symbolic_address_p)
17782 (mips_symbol_insns): Handle SYMBOL_HALF.
17783 (override_options): Warn about -G and -mrtp being used together.
17784 Initialize mips_lo_relocs[SYMBOL_HALF].
17785 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
17786 (mips_emit_loadgp): Handle LOADGP_RTP.
17787 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
17788 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
17789 (tablejump): Handle function-relative case table entries if
17791 * config/mips/predicates.md (symbol_ref_operand): New predicate.
17793 2007-04-12 Richard Sandiford <richard@codesourcery.com>
17795 * config/mips/mips.md (load_call<mode>): Allow any general register.
17797 (sibcall_value_internal, sibcall_value_multiple_internal)
17798 (call_value_internal, call_value_split, call_value_multiple_internal)
17799 (call_value_multiple_split): Remove constraints from operand 0.
17801 2007-04-12 Richard Sandiford <richard@codesourcery.com>
17803 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
17804 rather than loadgp_noshared.
17805 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
17806 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
17808 * config/mips/mips.md (loadgp): Rename to...
17809 (loadgp_newabi): ...this.
17810 (loadgp_noshared): Rename to...
17811 (loadgp_absolute): ...this.
17813 2007-04-12 Richard Sandiford <richard@codesourcery.com>
17815 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
17816 false for locally-binding symbols.
17817 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
17819 2007-04-12 Richard Sandiford <richard@codesourcery.com>
17821 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
17822 (SYMBOL_GOT_PAGE_OFST): ...this.
17823 (SYMBOL_GOT_GLOBAL): Rename to...
17824 (SYMBOL_GOT_DISP): ...this.
17825 (SYMBOL_GOTOFF_GLOBAL): Rename to...
17826 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
17827 * config/mips/mips.c (mips_global_symbol_p): New function.
17828 (mips_symbol_binds_local_p): Likewise.
17829 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
17830 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
17831 mips_global_symbol_p and mips_symbol_binds_local_p.
17832 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
17833 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
17834 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
17835 SYMBOL_GOTOFF_DISP.
17836 (mips_ok_for_lazy_binding_p): New function.
17837 (mips_load_call_address, mips_expand_call): Use it.
17838 (mips_dangerous_for_la25_p): Likewise.
17839 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
17840 (*got_disp<mode>): Use got_disp_operand instead of
17841 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
17842 SYMBOL_GOTOFF_GLOBAL.
17843 (*got_page<mode>): Use got_page_ofst_operand instead of
17845 * config/mips/predicates.md (const_call_insn_operand): Use
17846 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
17847 (global_got_operand): Rename to...
17848 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
17850 (local_got_operand): Rename to...
17851 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
17852 of SYMBOL_GOT_LOCAL.
17854 2007-04-12 Richard Sandiford <richard@codesourcery.com>
17856 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
17857 TARGET_CALL_CLOBBERED_GP.
17858 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
17859 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
17860 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
17861 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
17862 of TARGET_ABICALLS && !TARGET_NEWABI.
17863 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
17864 * config/mips/mips.c (mips_load_call_address): Check
17865 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
17866 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
17867 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
17868 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
17869 TARGET_ABICALLS && TARGET_NEWABI.
17870 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
17872 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
17873 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
17874 TARGET_ABICALLS && TARGET_NEWABI.
17875 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
17876 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
17877 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
17878 whether indirect calls must use $25.
17879 (mips_extra_live_on_entry): Check TARGET_GOT instead of
17881 * config/mips/mips.md (jal_macro): Check flag_pic and
17882 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
17883 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
17884 instead of TARGET_ABICALLS.
17885 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
17886 TARGET_ABICALLS && TARGET_OLDABI.
17887 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
17888 (sibcall): In the comment above the define_insn, mention
17889 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
17890 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
17891 instead of TARGET_ABICALLS.
17893 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
17895 * doc/md.texi (Blackfin family constraints): Document PA and PB.
17896 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
17897 (MACFLAGS_MATCH_P): New macro.
17898 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
17899 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
17900 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
17901 the other MACFLAG constants.
17902 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
17903 (flag_machi): Tighten constraints. Renumber some of the operands.
17904 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
17906 (flag_machi_parts_acconly): New pattern.
17907 (flag_macinithi): Tighten constraints. Allow any accumulator to be
17909 (flag_macinit1hi): Tighten constraints.
17910 (flag_mul_macv2hi_parts_acconly): New pattern.
17912 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
17913 Use a more efficient implementation.
17914 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
17915 inline sequences when not optimizing for size.
17917 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
17918 movhi_high2low): Delete, merge functionality into...
17919 (packv2hi): ... this pattern.
17921 2007-02-11 Jie Zhang <jie.zhang@analog.com>
17922 * config/bfin/bfin.opt (msim): New option.
17923 (mcpu=): New option.
17924 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
17925 (bfin_cpu_t): Typedef of enum bfin_cpu.
17926 (bfin_cpu_type): New declaration.
17927 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
17928 -msim and -mcpu= options.
17929 (LIB_SPEC): Likewise.
17930 * config/bfin/bfin.c (bfin_cpu_type): Define.
17931 (bfin_handle_option): Handle -mcpu= option.
17932 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
17933 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
17934 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
17936 2007-04-12 Richard Sandiford <richard@codesourcery.com>
17938 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
17939 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
17940 (powerpc-wrs-vxworksae): Use ${tm_file}.
17941 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
17942 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
17943 * config/i386/vx-common.h: New file.
17945 2007-04-12 Richard Sandiford <richard@codesourcery.com>
17947 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
17950 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
17952 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
17955 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
17959 * c-common.c (c_build_qualified_type): Set canonical type
17962 2007-04-12 Richard Guenther <rguenther@suse.de>
17964 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
17965 lower bound and element size if lower bound is not zero
17966 or either of the ARRAY_REF operands is set.
17968 2007-04-12 Richard Guenther <rguenther@suse.de>
17970 PR tree-optimization/24689
17971 PR tree-optimization/31307
17972 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
17974 * gimplify.c (canonicalize_addr_expr): To be consistent with
17975 gimplify_compound_lval only set operands two and three of
17976 ARRAY_REFs if they are not gimple_min_invariant. This makes
17977 it never at this place.
17978 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
17980 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17982 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
17983 null before emitting a .nsubspa directive.
17985 2007-04-11 Diego Novillo <dnovillo@redhat.com>
17987 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
17988 need_to_partition_p if there are no memory statements in the
17991 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
17993 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
17994 (gcd_of_steps_may_divide_p): New function.
17995 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
17997 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
17999 * reload.c (find_reloads_toplev, find_reloads_address,
18000 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
18001 not a pointer equality test, to decide if we need to call
18002 push_reg_equiv_alt_mem.
18004 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
18006 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
18007 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
18009 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
18011 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
18013 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
18014 vector to be positive.
18016 2007-04-11 Diego Novillo <dnovillo@redhat.com>
18020 * doc/invoke.texi: Document --params max-aliased-vops and
18022 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
18023 debug_memory_partitions): Move to tree-flow.h
18024 * params.h (AVG_ALIASED_VOPS): Define.
18025 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
18027 (mp_info_t): Likewise.
18028 (get_mem_sym_stats_for): New.
18029 (set_memory_partition): Move from tree-flow-inline.h.
18030 (mark_non_addressable): Only clear the set of symbols for the
18031 partition if it exists.
18032 (dump_memory_partitions): Move from tree-ssa-operands.c
18033 (debug_memory_partitions): Likewise.
18034 (need_to_partition_p): New.
18035 (dump_mem_ref_stats): New.
18036 (debug_mem_ref_stats): New.
18037 (dump_mem_sym_stats): New.
18038 (debug_mem_sym_stats): New.
18039 (update_mem_sym_stats_from_stmt): New.
18040 (compare_mp_info_entries): New.
18041 (mp_info_cmp): Call it.
18042 (sort_mp_info): Change argument to a list of mem_sym_stats_t
18044 (get_mpt_for): Move from tree-ssa-operands.c.
18045 (find_partition_for): New.
18046 (create_partition_for): Remove.
18047 (estimate_vop_reduction): New.
18048 (update_reference_counts): New.
18049 (build_mp_info): New.
18050 (compute_memory_partitions): Refactor.
18051 Document new heuristic.
18052 Call build_mp_info, update_reference_counts,
18053 find_partition_for and estimate_vop_reduction.
18054 (compute_may_aliases): Populate virtual operands before
18055 calling debugging dumps.
18056 (delete_mem_sym_stats): New.
18057 (delete_mem_ref_stats): New.
18058 (init_mem_ref_stats): New.
18059 (init_alias_info): Call it.
18060 (maybe_create_global_var): Remove alias_info argument.
18061 Get number of call sites and number of pure/const call sites
18062 from gimple_mem_ref_stats().
18063 (dump_alias_info): Call dump_memory_partitions first.
18064 (dump_points_to_info_for): Show how many times a pointer has
18066 * opts.c (decode_options): For -O2 set --param
18067 max-aliased-vops to 500.
18068 For -O3 set --param max-aliased-vops to 1000 and --param
18069 avg-aliased-vops to 3.
18070 * fortran/options.c (gfc_init_options): Remove assignment to
18072 * tree-flow-inline.h (gimple_mem_ref_stats): New.
18073 * tree-dfa.c (dump_variable): Dump memory reference
18075 Dump NO_ALIAS* settings.
18076 (referenced_var_lookup): Tidy.
18077 (mem_sym_stats): New.
18078 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
18079 and ORIG are different SSA names for a memory partition.
18080 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
18081 * tree-flow.h (struct mem_sym_stats_d): Define.
18082 (mem_sym_stats_t): Define.
18083 (struct mem_ref_stats_d): Define.
18084 (struct gimple_df): Add field mem_ref_stats.
18085 (enum noalias_state): Define.
18086 (struct var_ann_d): Add bitfield noalias_state.
18087 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
18088 debug_mem_ref_stats, debug_memory_partitions,
18089 debug_mem_sym_stats): Declare.
18090 * tree-ssa-structalias.c (update_alias_info): Update call
18091 sites, pure/const call sites and asm sites in structure
18092 returned by gimple_mem_ref_stats.
18093 Remove local variable IS_POTENTIAL_DEREF.
18094 Increase NUM_DEREFS if the memory expression is a potential
18096 Call update_mem_sym_stats_from_stmt.
18097 If the memory references memory, call
18098 update_mem_sym_stats_from_stmt for all the direct memory
18099 symbol references found.
18100 (intra_create_variable_infos): Set noalias_state field for
18101 pointer arguments according to the value of
18102 flag_argument_noalias.
18103 * tree-ssa-structalias.h (struct alias_info): Remove fields
18104 num_calls_found and num_pure_const_calls_found.
18105 (update_mem_sym_stats_from_stmt): Declare.
18106 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
18107 Set default value to 100.
18108 (PARAM_AVG_ALIASED_VOPS): Define.
18110 2007-04-11 Richard Guenther <rguenther@suse.de>
18112 PR middle-end/31530
18113 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
18114 a * -b + c as c - a * b if we honor sign dependent rounding.
18116 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
18118 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
18119 bfin_expand_strmov.
18120 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
18121 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
18123 (initialize_trampoline): Don't use old-style function definition.
18124 (bfin_secondary_reload): Mark IN_P argument as unused.
18126 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
18128 PR tree-optimization/31343
18129 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
18130 (build_polynomial_chrec): Return a scalar when the evolution is zero.
18131 * testsuite/gcc.dg/vect/pr31343.c: New.
18133 2007-04-10 Eric Christopher <echristo@apple.com>
18135 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
18136 * config/i386/i386.md (*cmpfp0): Use.
18137 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
18138 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
18139 (fix_trunc<mode>_i386_fisttp): Ditto.
18140 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
18141 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
18142 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
18143 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
18144 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
18145 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
18146 (unnamed_splitters): Ditto.
18147 * config/i386/i386.c (output_fix_trunc): Assert that
18148 we're not being passed a TFmode operand.
18150 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
18152 PR tree-optimization/31526
18153 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
18154 n_basic_blocks to find newly added blocks.
18156 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
18158 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
18160 (fix_trunc<mode>si_sse): Ditto.
18161 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
18162 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
18163 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
18164 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
18165 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
18166 expander using SSEMODEF mode macro.
18167 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
18168 expander using SSEMODEF mode macro.
18169 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
18170 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
18171 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
18172 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
18173 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
18174 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
18175 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
18176 Macroize insn using X87MODEF mode macro.
18178 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
18180 * config/i386/sse.md (sse2_pinsrw): Removed.
18181 (sse2_pextrw): Renamed to ...
18182 (*sse2_pextrw): This.
18184 2007-04-09 Jan Hubicka <jh@suse.cz>
18187 * config/i386/sse.md
18188 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
18189 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
18190 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
18191 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
18193 2007-04-09 Jan Hubicka <jh@suse.cz>
18195 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
18196 multiple fields of union.
18198 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
18200 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
18201 (create_preheaders): Check that loops are available.
18202 (fix_loop_structure): Clean up, improve comments.
18203 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
18204 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
18206 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
18207 * predict.c (tree_estimate_probability): Do not call
18208 calculate_dominance_info. Call create_preheaders.
18209 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
18210 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
18212 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
18213 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
18214 * tree-cfg.c (tree_split_edge): Make an assert more precise.
18215 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
18218 2007-04-08 Jan Hubicka <jh@suse.cz>
18220 * tree.h (maybe_fold_offset_to_component_ref): Declare.
18221 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
18222 * fold-const.c (fold_unary): Use it.
18224 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
18226 * varasm.c (assemble_variable): Remove call to
18227 lang_hooks.decls.prepare_assemble_variable.
18228 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
18229 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
18230 * langhooks.h (lang_hooks_for_decls): Remove
18231 prepare_assemble_variable.
18233 2007-04-08 Mike Stump <mrs@apple.com>
18235 * config/i386/i386.c: Use inc/dec on Core2.
18237 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
18239 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
18240 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
18241 lhd_tree_inlining_end_inlining): Remove.
18242 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
18243 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
18244 end_inlining hooks.
18245 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
18246 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
18247 lhd_tree_inlining_end_inlining): Remove prototypes.
18248 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
18249 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
18250 LANG_HOOKS_TREE_INLINING_START_INLINING,
18251 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
18253 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
18256 2007-04-08 Anatoly Sokolov <aesok@post.ru>
18259 * config/avr/predicates.md (io_address_operand): Delete predicate.
18260 (low_io_address_operand): Don't use 'mode' argument.
18261 (higth_io_address_operand): Rename ...
18262 (high_io_address_operand): ... to this. Don't use 'mode' argument.
18263 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
18266 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
18268 Revert change removing staticp.
18270 2007-04-07 Anatoly Sokolov <aesok@post.ru>
18273 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
18276 2007-04-07 Bruce Korb <bkorb@gnu.org>
18278 * c.opt: Add -Wformat-contains-nul.
18279 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
18281 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
18282 the NUL byte warning.
18284 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
18286 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
18288 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
18290 * tree.c (staticp): No longer use staticp langhook.
18291 * langhooks.c (lhd_staticp): Removed.
18292 * langhooks.h (struct lang_hooks): Remove staticp.
18293 * c-common.c (c_staticp): Remove.
18294 * c-common.h (c_staticp): Ditto.
18295 * langhooks-defs.h (lhd_staticp): Ditto.
18296 (LHD_HOOKS_STATICP): Ditto
18297 * tree.h (gcc_assert_lowered): New macro.
18299 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
18301 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
18302 argument "reliable".
18303 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
18304 Add argument "reliable". Propagate it through calls.
18305 (infer_loop_bounds_from_undefined): Derive number of iterations
18306 estimates from references in blocks that do not dominate loop latch.
18307 (gcov_type_to_double_int): New function.
18308 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
18309 and expected_loop_iterations_unbounded.
18310 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
18311 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
18312 * tree-data-ref.c (estimated_loop_iterations): Export.
18313 (get_references_in_stmt): Fix -- do not return addresses of local
18315 * cfgloop.h (expected_loop_iterations_unbounded,
18316 estimated_loop_iterations): Declare.
18318 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
18320 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
18322 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
18324 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
18325 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
18326 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
18327 Use output_387_reg_move().
18328 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
18329 expander using X87MODEF12 mode macro.
18330 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
18331 choosing register preferences. Use output_387_reg_move().
18332 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
18333 instead of "x". Use output_387_reg_move().
18334 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
18335 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
18336 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
18337 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
18338 Use output_387_reg_move().
18339 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
18341 (*truncxf?f_i387 splitter): Ditto.
18343 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
18345 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
18346 LANG_HOOKS_SAFE_FROM_P.
18347 * expr.c (safe_from_p): Remove langhook call.
18348 * langhooks.h (lang_hooks): Remove safe_from_p.
18349 (lhd_safe_from_p): Remove prototype.
18350 * langhooks.c (lhd_safe_from_p): Remove.
18352 2007-04-06 Jan Hubicka <jh@suse.cz>
18354 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
18357 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
18359 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
18360 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
18361 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
18362 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
18364 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
18365 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
18367 2007-04-05 Richard Henderson <rth@redhat.com>
18369 * config/alpha/alpha.c (print_operand) [+]: Remove.
18370 (alpha_end_function): Print nop if call at end of function.
18371 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
18372 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
18373 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
18374 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
18375 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
18376 the call pattern. Update peepholes to match.
18378 2007-04-05 Janis Johnson <janis187@us.ibm.com>
18380 * doc/extend.texi (Other Builtins): Add decimal float variants
18382 * builtins.def: Ditto.
18383 * builtins.c (expand_builtin): Ditto.
18385 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
18386 H.J. Lu <hongjiu.lu@intel.com>
18389 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
18390 of V8HImode when calling ix86_binary_operator_ok.
18391 (sse2_pmaddwd): Call ix86_binary_operator_ok.
18392 (sdot_prodv8hi): Operands 1 and 2 must be register.
18394 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
18396 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
18397 initialize align to silence bogus warning.
18399 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
18401 PR middle-end/22156
18402 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
18404 (struct sra_walk_fns): Remove use_all parameter from use.
18405 (sra_hash_tree): Handle BIT_FIELD_REFs.
18406 (sra_elt_hash): Don't hash bitfld blocks.
18407 (sra_elt_eq): Skip them in parent compares as well. Handle
18409 (sra_walk_expr): Don't maintain or pass down use_all_p.
18410 (scan_use): Remove use_all parameter.
18411 (scalarize_use): Likewise. Re-expand assignment to
18412 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
18413 output, and re-scalarize after output. Don't mark anything
18415 (scalarize_ldst): Adjust.
18416 (scalarize_walk_gimple_modify_statement): Likewise.
18417 (build_element_name_1): Handle BIT_FIELD_REFs.
18418 (instantiate_element): Don't warn for any element whose parent
18419 is used as a whole.
18420 (instantiate_missing_elements_1): Return the sra_elt.
18421 (canon_type_for_field): New.
18422 (try_instantiate_multiple_fields): New.
18423 (instantiate_missing_elemnts): Use them.
18424 (mark_no_warning): Removed.
18425 (generate_one_element_ref): Handle BIT_FIELD_REFs.
18426 (REPLDUP, sra_build_elt_assignment): New.
18427 (generate_copy_inout): Use them.
18428 (generate_element_copy): Likewise. Handle bitfld differences.
18429 (generate_element_zero): Don't recurse for blocks. Use
18430 sra_build_elt_assignment.
18431 (generate_one_element_int): Take elt instead of var. Use
18432 sra_build_elt_assignment.
18433 (generate_element_init_1): Adjust.
18434 (scalarize_use, scalarize_copy): Use REPLDUP.
18435 (scalarize_ldst): Move assert before dereference.
18436 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
18438 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
18440 * regmove.c: Fix unused variable warnings due to previous commit.
18442 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
18444 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
18445 (regmove_bb_head): Remove.
18446 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
18447 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
18448 problems with fixup_match_1.
18449 Don't initialize/free regmove_bb_head.
18451 (reg_is_remote_constant_p): If an insn is in the same basic block
18452 but not before INSN, consider it remote, too.
18454 2007-04-05 Anatoly Sokolov <aesok@post.ru>
18457 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
18458 DECL_ASSEMBLER_NAME, not the DECL_NAME.
18460 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
18462 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
18463 (CONDITIONAL_REGISTER_USAGE): Likewise.
18465 2007-04-04 Richard Henderson <rth@redhat.com>
18467 * config/alpha/lib1funcs.asm: Remove unused file.
18469 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
18472 * opts.c (print_specific_help): Fix --help=<language>
18474 (common_handle_option): Support --help=common.
18476 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
18479 * gcc.c (main): Do not run the linker if
18480 print_subprocess_help indicates that it shouldn't be
18483 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
18486 * doc/invoke.texi (--help=): Document <languages> value, fix
18487 formatting in tables of values.
18489 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
18491 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
18492 dllimport attribute of virtual methods.
18494 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
18496 * config/score/crti.asm: Change _bss_start to __bss_start.
18497 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
18498 (OUTGOING_REG_PARM_STACK_SPACE) update.
18499 * config/score/score.opt: add options to make backend support
18500 score5, score5u, score7 and score7d.
18501 * config/score/score.md: Likewise.
18502 * config/score/misc.md: Likewise.
18503 * config/score/mac.md: Likewise.
18504 * doc/invoke.texi: Likewise.
18505 * doc/md.texi: update constraints define.
18507 2007-04-03 Richard Henderson <rth@redhat.com>
18509 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
18510 an appropriate type, use the mode instead.
18512 2007-04-03 Richard Sandiford <richard@codesourcery.com>
18514 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
18515 Set the default --with-arch setting to mips2.
18516 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
18517 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
18518 (MULTILIB_OSDIRNAMES): Delete.
18519 (MULTILIB_DIRNAMES): Define.
18520 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
18521 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
18522 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
18523 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
18524 VXWORKS_OS_CPP_BUILTINS.
18525 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
18526 (MIPS_DEBUGGING_INFO): Undefine.
18527 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
18529 2007-04-03 Jakub Jelinek <jakub@redhat.com>
18531 PR middle-end/30704
18532 * fold-const.c (native_encode_real): Encode real.c provided longs
18533 as a series of 32-bit native integers.
18534 (native_interpret_real): Interpret buffer as a series of 32-bit
18537 2007-04-03 Richard Guenther <rguenther@suse.de>
18539 * genpreds.c (write_insn_constraint_len): Write function
18540 optimized for CONSTRAINT_LEN implementation.
18541 (write_tm_preds_h): Output insn_constraint_len inline and
18542 use it for CONSTRAINT_LEN.
18543 (write_insn_preds_c): Don't output insn_constraint_len.
18544 * doc/md.texi (define_register_constraint): Document multi-letter
18545 constraints shall have the same length if they start with the same
18548 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
18551 * config/i386/i386.md (isinf<mode>2): Expand only when
18552 TARGET_C99_FUNCTIONS is set.
18554 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
18556 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
18557 (x86_64-*-linux*): Ditto.
18558 * config/i386/i386.opt (mpc): New option.
18559 * config/i386/i386.c (overrride_options): Handle
18560 ix87_precision_string.
18561 * config/i386/crtprec.c: New file.
18562 * config/i386/t-crtpc: Ditto.
18563 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
18564 and -mpc80 options.
18565 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
18566 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
18567 crtprec32.o, crtprec64.o and crtprec80.o.
18569 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
18570 and -mpc80 options.
18571 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
18573 2007-04-02 Eric Christopher <echristo@apple.com>
18575 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
18576 limitations on darwin.
18578 2007-04-02 Anatoly Sokolov <aesok@post.ru>
18581 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
18583 2007-04-02 Dave Korn <dave.korn@artimi.com>
18585 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
18587 2007-04-02 Dave Korn <dave.korn@artimi.com>
18589 * libgcc2.h (exception_descriptor): Don't forward-declare.
18590 (__get_eh_table_language, __get_eh_table_version): Delete
18591 prototypes of long-dead functions.
18593 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
18595 * ebitmap.h: New file
18596 * ebitmap.c: New file
18597 * Makefile.in (ebitmap.o): New target.
18599 2007-04-01 Jan Hubicka <jh@suse.cz>
18601 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
18602 before very first instruction.
18604 2007-04-01 Jan Hubicka <jh@suse.cz>
18606 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
18607 waring on 64bit hosts.
18608 * bitmap.h: Fix typo in bitmap_head_def.
18610 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
18612 PR rtl-optimization/31391
18613 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
18614 into a DELETED_LABEL note, and the label is in an empty basic
18615 block, update BB_END as well as BB_HEAD.
18617 2007-04-01 Richard Henderson <rth@redhat.com>
18619 PR tree-optimization/31169
18620 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
18621 to varying if the range is outside [0, prec-1].
18623 2007-04-01 Richard Sandiford <richard@codesourcery.com>
18626 * config/mips/mips.md (load_const_gp): New insn.
18627 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
18628 the MIPS16 GP pseudo register if no_new_pseudos.
18629 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
18631 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
18634 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
18636 (call_value): Likewise.
18638 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
18639 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18642 * doc/invoke.texi: (optimization options): Reword description
18643 of -ffast-math. Document its primary purpose.
18645 2007-03-31 Richard Guenther <rguenther@suse.de>
18647 * omp-low.c (splay-tree.h): Include.
18648 (lookup_decl): Replace splay-tree usage by pointer-map.
18649 (maybe_lookup_decl): Likewise.
18650 (new_omp_context): Likewise.
18651 (delete_omp_context): Likewise.
18652 * gimplify.c (splay-tree.h): Include.
18653 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
18655 (remap_ssa_name): Likewise.
18656 (remap_decl): Likewise.
18657 (remap_type_1): Likewise.
18658 (remap_type): Likewise.
18659 (copy_body_r): Likewise.
18660 (expand_call_inline): Likewise.
18661 (clone_body): Likewise.
18662 (copy_tree_r): Likewise.
18663 (remap_save_expr): Likewise.
18664 (unsave_r): Likewise.
18665 (unsave_expr_now): Likewise.
18666 (tree_function_versioning): Likewise.
18667 (build_duplicate_type): Likewise.
18668 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
18669 (struct copy_body_data): Replace splay-tree by pointer-map.
18670 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
18671 not $(SPLAY_TREE_H).
18672 (gimplify.o): Depend on $(SPLAY_TREE_H).
18673 (omp-low.p): Likewise.
18675 2007-03-31 Anatoly Sokolov <aesok@post.ru>
18677 * config/avr/predicates.md (even_register_operand,
18678 odd_register_operand): New predicates.
18679 * config/avr/avr.md (movw peephole2): New.
18680 (movw_r peephole2): New.
18682 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
18684 * tree.h (get_signed_or_unsigned_type): New.
18685 * fold-const.c (operand_equal_for_comparison_p): Use
18686 get_signed_or_unsigned_type instead of
18687 lang_hooks.types.signed_or_unsigned_type.
18688 * expr.c (store_expr): Ditto.
18689 * langhooks.c (get_signed_or_unsigned_type): New.
18690 (lhd_signed_or_unsigned_type): New.
18691 * langhooks.h (lhd_signed_or_unsigned_type): New.
18692 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
18694 2007-03-30 Richard Henderson <rth@redhat.com>
18696 * tree-ssa-loop-ivopts.c: Include target.h.
18697 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
18698 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
18699 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
18700 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
18702 2007-03-30 Richard Henderson <rth@redhat.com>
18703 Kai Tietz <kai.tietz@onevision.com>
18705 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
18706 default for 64-bit.
18707 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
18708 (TARGET_64BIT_MS_ABI): New.
18709 (DBX_REGISTER_NUMBER): Handle 64-bit.
18710 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
18711 (LONG_TYPE_SIZE): Force to 32.
18712 (REG_PARM_STACK_SPACE): New.
18713 (OUTGOING_REG_PARM_STACK_SPACE): New.
18714 (REGPARM_MAX, SSE_REGPARM_MAX): New.
18715 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
18716 (STACK_BOUNDARY): Use 128 for 64-bit.
18717 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
18718 Add 64-bit implementation.
18719 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
18721 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
18722 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
18723 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
18724 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
18725 (ix86_handle_cconv_attribute): Don't warn when ignoring if
18726 TARGET_64BIT_MS_ABI.
18727 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
18728 (ix86_pass_by_reference): Likewise.
18729 (ix86_function_value_regno_p): Likewise.
18730 (ix86_build_builtin_va_list): Likewise.
18731 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
18732 (function_arg_advance_ms_64): New.
18733 (function_arg_advance): Call it.
18734 (function_arg_ms_64): New.
18735 (function_arg): Call it.
18736 (function_value_ms_64): New.
18737 (ix86_function_value_1): Call it.
18738 (return_in_memory_ms_64): New.
18739 (ix86_return_in_memory): Call it.
18740 (setup_incoming_varargs_ms_64): New.
18741 (ix86_setup_incoming_varargs): Call it.
18742 (ix86_expand_prologue): Handle 64-bit stack probing.
18743 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
18744 (output_pic_addr_const): Likewise.
18745 (x86_this_parameter): Likewise.
18746 (x86_output_mi_thunk): Likewise.
18747 (x86_function_profiler): Likewise.
18748 (TARGET_STRICT_ARGUMENT_NAMING): New.
18749 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
18750 (TARGET_64BIT_MS_ABI): New.
18751 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
18752 * config/i386/i386.md (allocate_stack_worker): Remove.
18753 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
18754 describe the clobber of eax without a match_scratch.
18755 (allocate_stack_worker_postreload): Remove.
18756 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
18757 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
18758 (allocate_stack_worker_rex64_postreload): Remove.
18759 (allocate_stack): Handle 64-bit.
18760 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
18761 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
18762 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
18763 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
18764 (STANDARD_STARTFILE_PREFIX_1): Likewise.
18765 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
18766 * config.build (x86_64-*-mingw*): New host.
18767 * config.host (x86_64-*-mingw*): New host.
18768 * config.gcc (x86_64-*-mingw*): New target.
18769 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
18771 2007-03-30 Richard Henderson <rth@redhat.com>
18772 Kai Tietz <kai.tietz@onevision.com>
18774 * c-pragma.c (struct def_pragma_macro_value): New.
18775 (struct def_pragma_macro): New.
18776 (pushed_macro_table): New.
18777 (dpm_hash, dpm_eq): New.
18778 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
18779 (init_pragma): Install them.
18780 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
18782 2007-03-30 Anatoly Sokolov <aesok@post.ru>
18784 * config/avr/avr.c (avr_override_options): Clear
18785 'flag_delete_null_pointer_checks'.
18787 2007-03-30 Paolo Carlini <pcarlini@suse.de>
18790 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
18791 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
18792 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
18793 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
18794 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
18795 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
18796 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
18798 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
18800 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
18802 * regmove.c: Move all of pass_stack_adjustments from here...
18803 * combine-stack-adj.c: ...to this new file.
18804 * Makefile.in: Add rules for combine-stack-adj.o.
18806 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
18808 PR tree-optimization/31383
18809 * tree-data-ref.c (affine_function_equal_p): Do not require the
18810 vectors to have the same length.
18812 2007-03-30 Jan Hubicka <jh@suse.cz>
18814 PR middle-end/30700
18815 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
18816 availablility; add more sanity checking; ask varpool only about
18819 2007-03-29 Richard Henderson <rth@redhat.com>
18821 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
18822 to decide, but __SIZEOF_LONG_LONG__.
18824 2007-03-29 Richard Henderson <rth@redhat.com>
18826 * emutls.c (struct __emutls_array): New.
18827 (emutls_destroy): Use it instead of casting element 0 from void*.
18828 (__emutls_get_address): Likewise.
18830 2007-03-29 Richard Henderson <rth@redhat.com>
18832 * varasm.c (initializer_constant_valid_p): Don't deny
18833 DECL_DLLIMPORT_P on functions.
18835 * config/i386/cygming.h: Remove function declarations.
18836 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
18837 (ASM_OUTPUT_LABELREF): Remove.
18838 (COMMON_ASM_OP): Remove.
18839 (ASM_OUTPUT_COMMON): Remove.
18840 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
18841 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
18842 (ASM_DECLARE_FUNCTION_NAME): Likewise.
18843 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
18844 Rename from TARGET_ENCODE_SECTION_INFO.
18845 * config/i386/netware.h: Likewise.
18846 * config/i386/i386-protos.h: Update.
18847 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
18848 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
18849 (legitimate_constant_p): Reject dllimports.
18850 (dllimport_map, get_dllimport_decl): New.
18851 (legitimize_dllimport_symbol): New.
18852 (legitimize_address, ix86_expand_move): Use it.
18853 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
18854 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
18855 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
18856 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
18857 * config/i386/predicates.md (constant_call_address_operand): Only
18858 accept symbols; reject dllimport_p symbols.
18859 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
18860 i386_pe_maybe_record_exported_symbol.
18861 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
18862 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
18863 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
18864 trust the setting of DECL_DLLIMPORT_P.
18865 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
18866 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
18867 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
18868 tidy the argument scanning loop.
18869 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
18870 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
18871 (i386_pe_strip_name_encoding): Remove.
18872 (i386_pe_binds_local_p): New.
18873 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
18874 (i386_pe_output_labelref): Remove.
18875 (i386_pe_asm_output_aligned_decl_common): New.
18876 (i386_pe_maybe_record_exported_symbol): Rename from
18877 i386_pe_record_exported_symbol; check for dllexported symbols.
18879 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
18881 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
18882 add comment explaining why vsnprintf cannot be used.
18884 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
18886 PR tree-optimization/30666
18887 * tree.c (build_complex_type): When creating type names for DWARF2
18888 debug info, create TYPE_DECLs for TYPE_NAME instead of
18890 (build_common_tree_nodes_2): Use build_complex_type when building
18891 predefined complex types, to preserve canonical types.
18893 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
18895 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
18896 (noce_get_alt_condition): Look at it to determine whether to
18897 reverse the condition or not.
18898 (noce_get_condition): Substitute the truth for lies.
18899 (noce_find_if_block): Set the then_else_reversed field.
18901 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
18903 * config/fr30/fr30.md (movdi): Do not accept immediates as the
18904 destination of this insn.
18905 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
18906 than calling gen_rtx_SET directly. Use r0 to hold the value of
18907 'address + 4' rather than a stack based temporary which can be
18908 mis-optimized away.
18910 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
18912 * config/s390/s390.c (s390_secondary_input_reload_class,
18913 s390_secondary_output_reload_class): Functions removed.
18914 (s390_secondary_reload): New function.
18915 (TARGET_SECONDARY_RELOAD): Target macro defined.
18916 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
18917 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
18918 * config/s390/s390.md ("reload_outti", "reload_outdi",
18919 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
18920 "reload_out<mode>"): Expanders removed.
18921 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
18922 "reload<mode>_nonoffmem_out"): Expanders added.
18924 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
18926 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
18927 action if SRC->DEST replacement failed anyway.
18929 2007-03-28 Mike Stump <mrs@apple.com>
18931 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
18932 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
18933 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
18935 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
18937 * config.gcc: Accept barcelona as a variant of amdfam10.
18938 * config/i386/i386.c (override_options): Likewise.
18939 * doc/invoke.texi: Likewise.
18941 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
18943 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
18944 offsets for BIT_FIELD_REF and COMPONENT_REF.
18946 2007-03-28 Richard Guenther <rguenther@suse.de>
18948 * tree.c (is_global_var): Move ...
18949 * tree-flow-inline.h (is_global_var): ... here.
18950 * tree.h (is_global_var): Remove declaration.
18952 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
18954 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
18956 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
18957 * config/i386/i386.c (ix86_tune_features): Initialize new
18959 * config/i386/predicates.md (promotable_binary_operator): Use
18960 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
18962 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
18965 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
18967 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
18969 * config/fr30/fr30.md (movsi_internal): Change destination
18970 constraint from m to V and add m to the end.
18972 2007-03-28 Christian Bruel <christian.bruel@st.com>
18974 * config/sh/sh.md (movsi_i): Fix type attribute.
18976 2007-03-28 Christian Bruel <christian.bruel@st.com>
18978 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
18979 (movsf_ie): Likewise.
18981 2007-03-28 Christian Bruel <christian.bruel@st.com>
18983 * config.gcc: Add sh4-300 to multilib.
18984 * config/sh/t-mlib-sh4-300: New file.
18986 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
18988 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
18989 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
18990 fix_trunc<mode>di2.
18991 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
18992 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
18993 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
18994 "fixuns_trunctddi2"): Whitespace fix.
18996 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
18998 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
18999 the definition of struct sh_args.
19000 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
19001 CALL_COOKIE_INT_REG_GET): Likewise.
19003 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
19005 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
19006 transformations are applied successfully.
19008 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
19010 * tree.c (tree_contains_struct): Permit 512 tree codes.
19011 * tree.h (tree_contains_struct): Ditto.
19012 (MAX_TREE_CODES): Ditto.
19013 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
19014 SPARE member to store remaining padding bits.
19016 2007-03-27 Anatoly Sokolov <aesok@post.ru>
19018 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
19021 2007-03-27 Janis Johnson <janis187@us.ibm.com>
19023 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
19024 * configure: Regenerate.
19026 * configure: Regenerate using the correct version of autoconf.
19028 2007-03-27 Anatoly Sokolov <aesok@post.ru>
19030 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
19032 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
19033 regs to "__SP_L__" and "__SP_H__".
19035 2007-03-27 Richard Guenther <rguenther@suse.de>
19037 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
19038 computations with it with a HOST_WIDE_INT variable.
19040 2007-03-26 Mike Stump <mrs@apple.com>
19042 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
19043 objective-c-header, objective-c++-header and objc++-cpp-output
19045 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
19047 2007-03-26 Richard Henderson <rth@redhat.com>
19050 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
19051 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
19052 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
19053 IX86_BUILTIN_PSRLQ128): New.
19054 (ix86_init_mmx_sse_builtins): Add them.
19055 (ix86_expand_builtin): Expand them.
19056 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
19057 operand 2 be TImode.
19058 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
19059 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
19060 _mm_srli_epi64): Mark __B const.
19061 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
19062 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
19063 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
19064 new two-vector shift builtins.
19066 2007-03-26 Ian Lance Taylor <iant@google.com>
19068 PR tree-optimization/31345
19069 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
19070 [+INF, +INF(OVF)] into VARYING.
19072 2007-03-26 Zack Weinberg <zackw@panix.com>
19074 * gengtype-parse.c: New file.
19075 * gengtype-yacc.y: Delete.
19076 * gengtype-lex.l: Don't include gengtype-yacc.h.
19077 Define YY_DECL and yyterminate appropriately for recursive
19078 descent parser. yylval is now a string out-parameter to yylex.
19079 (HWS, EOID): New shorthand.
19080 (IWORD): Add a couple more types.
19081 (yylex): Add a setup stanza. Remove the complex rules for
19082 detecting GTY'ed types and typedefs; replace with simple
19083 keyword detectors. Adjust everything for the changed
19084 definition of yylval. Ignore all pp-directives, not just #define.
19086 (parse_file): Rename yybegin; do not call yyparse.
19088 * gengtype.c (xasprintf): Export again.
19089 (this_file): New. Use everywhere __FILE__ was being used.
19090 (get_lang_bitmap): Special case types defined in gengtype.c.
19091 (do_typedef, new_structure): Suppress definition of certain types.
19092 (new_structure): Improve diagnostics of duplicate definitions.
19093 Make sure location_s is associated with input.h.
19094 (nreverse_pairs, define_location_structures): New functions.
19095 (main): Improve tagging of kludge types. Remove old kludges
19096 for input.h types; use define_location_structures.
19097 * gengtype.h: Update prototypes. Define token codes here.
19098 * Makefile.in: Remove all references to gengtype-yacc.
19099 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
19101 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
19102 add GTY((skip)) to the field that's only conditionally there.
19103 * doc/install.texi: Document that Bison is no longer required
19104 unless building treelang.
19106 * gengtype.c: Don't include gtyp-gen.h.
19107 (srcdir): Declare here.
19108 (base_files, lang_dir_names): Allocate dynamically.
19109 (gt_files, num_gt_files, num_lang_dirs): New globals.
19110 (measure_input_list, read_input_line, read_input_list)
19111 (set_lang_bitmap): New functions.
19112 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
19113 simplify, relying on read_input_list to set up the bitmaps.
19114 (main): Arguments are no longer unused. Check for correct number
19115 of command line arguments, set srcdir and srcdir_len, then call
19116 read_input_list, before doing anything else. No need to worry
19117 about duplicates in main loop.
19118 * configure.ac: Simplify the calculation of all_gtfiles.
19119 Put language tags in there. Don't set or substitute
19120 all_gtfiles_files_langs or all_gtfiles_files_frags.
19121 * Makefile.in: Revamp the way gengtype is invoked, now that it
19122 takes a file on its command line with a much simpler format.
19123 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
19124 (GTFILES): Remove duplicates and C source files.
19125 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
19126 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
19127 * configure: Regenerate.
19129 * gengtype.h: Remove all type definitions to gengtype.c; leave
19130 only definitions of options_p, type_p, and pair_p as opaque
19131 pointers. Update prototypes.
19132 * gengtype.c: Many type definitions moved here from gengtype.h.
19133 Consolidate type definitions at the top of the file.
19134 (xvasprintf): Delete.
19135 (xasprintf): Make static.
19136 (create_nested_pointer_option): Add 'next' parameter.
19137 (create_field_all, create_field_at): New functions.
19138 (create_field): Now a thin wrapper around create_field_all.
19139 (create_optional_field): Rename create_optional_field_ and add
19140 line argument. Original name is now a macro which supplies
19142 (oprintf): Use vsnprintf directly.
19143 (close_output_files): Use fatal rather than perror/exit.
19144 (note_def_vec, note_def_vec_alloc): Use create_field_at.
19145 (main): Set progname. Don't use exit.
19146 * gengtype-yacc.y (struct_fields): Use create_field_at.
19147 (option, optionseqopt): Delete.
19148 (optionseq): Consolidate productions from option here so we
19149 can use the first argument to create_option.
19151 * gengtype-lex.l: Distinguish unions from structures in the
19152 token type. Don't call find_structure; return the tag as a string.
19153 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
19154 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
19155 string. Reorganize typedef_struct production accordingly.
19156 Use create_nested_ptr_option.
19157 * gengtype.c (create_nested_ptr_option): New function.
19158 * gengtype.h: Declare it.
19160 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
19161 (string_type): Don't declare.
19162 (do_scalar_typedef): Declare.
19163 (create_scalar_type): Update prototype.
19164 * gengtype.c (string_type): Make static.
19165 (scalar_nonchar, scalar_char): New.
19166 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
19167 (resolve_typedef): Use scalar_nonchar for error recovery.
19168 (create_scalar_type): Remove name_len field. Return scalar_char
19169 or scalar_nonchar as appropriate.
19170 (adjust_field_type): Look at scalar_is_char boolean to decide whether
19171 to use string_type.
19172 (throughout): Use scalar_nonchar instead of calling
19173 create_scalar_type, whenever possible.
19174 (main): Initialize scalar_char and scalar_nonchar before calling
19176 * gengtype-lex.l: Adjust for removal of second argument to
19177 create_scalar_type. Use yylval.s instead of yylval.t when
19179 * gengtype-yacc.y: Type of SCALAR is string. Call
19180 create_scalar_type from type:SCALAR rule. Adjust for removal of
19181 second argument to create_scalar_type.
19183 * vec.h: Remove all #if IN_GENGTYPE blocks.
19184 Add comment saying that changes may require adjustments to gengtype.
19185 * gengtype.c: Don't include coretypes.h or tm.h.
19186 Add comment to inclusion of errors.h.
19187 (note_def_vec, note_def_vec_alloc): New functions.
19188 * gengtype.h: Declare new functions.
19189 * gengtype-lex.l: Don't include coretypes.h.
19190 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
19192 (update_lineno): Remove unnecessary prototype.
19193 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
19194 (VEC rule): Just return VEC_TOKEN.
19195 * gengtype-yacc.y (VEC_TOKEN): New token type.
19196 (type): Add a production for VEC(a,b).
19197 * Makefile.in: Update dependencies.
19199 * gengtype-lex.l: Remove rules for parsing pointer-to-function
19200 typedefs that use the old PARAMS macro.
19202 * gengtype-lex.l: Remove all rules and states relating to yacc
19204 * gengtype-yacc.y: Similarly.
19205 * gengtype.c (note_yacc_type): Delete function.
19206 * gengtype.h: Update prototypes.
19208 2007-03-26 Joseph Myers <joseph@codesourcery.com>
19210 * tree-pretty-print.c (dump_generic_node): Report precision of
19211 unnamed integer types.
19213 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
19215 * ifcvt.c (noce_try_store_flag_constants): Don't check
19216 no_new_pseudos here.
19217 (noce_try_store_flag_constants): Don't check no_new_pseudos.
19218 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
19219 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
19220 noce_try_sign_mask): Likewise.
19221 (if_convert): Check no_new_pseudos here.
19223 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
19225 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
19226 (noce_get_condition): Handle new then_else_reversed argument.
19227 (noce_init_if_info): Remove, fold into noce_find_if_block.
19228 (noce_process_if_block): Take a struct noce_if_info as the
19229 argument. Don't set up one based on ce_if_info. Update pointer
19230 references accordingly.
19231 (cond_move_process_if_block): Likewise.
19232 (process_if_block): Removed.
19233 (find_if_block): Removed. Move functionality two new functions,
19234 noce_find_if_block and cond_exec_find_if_block.
19235 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
19236 blocks and the symmetric IF-ELSE-JOIN case.
19237 (cond_exec_find_if_block): Also new function mostly based on old
19238 find_if_block and process_if_block.
19239 (find_if_header): Replace find_if_block call with separately
19240 guarded calls to noce_find_if_block and cond_exec_find_if_block.
19241 (find_cond_trap): Update noce_get_condition call.
19242 (dead_or_predicable): Likewise.
19244 2007-03-26 Jakub Jelinek <jakub@redhat.com>
19246 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
19248 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
19249 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
19250 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
19251 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
19252 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
19253 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
19254 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
19255 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
19256 __builtin_ia32_psrad128 builtins.
19258 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
19260 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
19261 * config/i386/constraints.md
19262 (define_constraint "I"): Use IN_RANGE macro.
19263 (define_constraint "J"): Ditto.
19264 (define_constraint "K"): Ditto.
19265 (define_constraint "M"): Ditto.
19266 (define_constraint "N"): Ditto.
19267 (define_constraint "O"): Ditto.
19268 * config/i386/predicates.md
19269 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
19270 (define_predicate "const_0_to_3_operand"): Ditto.
19271 (define_predicate "const_0_to_7_operand"): Ditto.
19272 (define_predicate "const_0_to_15_operand"): Ditto.
19273 (define_predicate "const_0_to_63_operand"): Ditto.
19274 (define_predicate "const_0_to_255_operand"): Ditto.
19275 (define_predicate "const_1_to_31_operand"): Ditto.
19276 (define_predicate "const_2_to_3_operand"): Ditto.
19277 (define_predicate "const_4_to_7_operand"): Ditto.
19279 2007-03-25 David Edelsohn <edelsohn@gnu.org>
19281 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
19282 in SImode for save_world.
19283 * config/rs6000/altivec.md (save_world, restore_world): Convert to
19286 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
19288 PR tree-optimization/30784
19289 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
19292 2007-03-25 Revital Eres <eres@il.ibm.com>
19294 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
19295 Fold movement_possibility function into it.
19297 2007-03-25 David Edelsohn <edelsohn@gnu.org>
19299 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
19300 (load_macho_picbase_{si,di}): Convert to LR hard reg.
19301 (call_indirect_nonlocal_darwin64): Same.
19302 (call_nonlocal_darwin64): Same.
19303 (call_value_indirect_nonlocal_darwin64): Same.
19304 (call_value_nonlocal_darwin64): Same.
19305 (sibcall_nonlocal_darwin64): Same.
19306 (sibcall_value_nonlocal_darwin64): Same.
19307 (sibcall_symbolic_64): Same.
19308 (sibcall_value_symbolic_64): Same.
19309 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
19311 (rs6000_emit_load_toc_table): Same.
19312 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
19313 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
19315 (divss_call): Same.
19316 (divus_call): Same.
19317 (quoss_call): Same.
19318 (quous_call): Same.
19319 (load_toc_v4_pic_si): Same
19320 (load_toc_v4_PIC_1): Same.
19321 (load_toc_v4_PIC_1b): Same.
19322 (call_indirect_aix{32,64}): Same.
19323 (call_value_indirect_aix{32,64}): Same.
19325 (call_value): Same.
19326 (call_local{32,64}): Same.
19327 (call_value_local{32,64}): Same.
19328 (call_indirect_nonlocal_aix{32,64}): Same.
19329 (call_nonlocal_aix{32,64}): Same.
19330 (call_value_indirect_nonlocal_aix{32,64}): Same.
19331 (call_value_nonlocal_aix{32,64}): Same.
19332 (call_indirect_nonlocal_sysv<mode>): Same.
19333 (call_nonlocal_sysv<mode>): Same.
19334 (call_value_indirect_nonlocal_sysv<mode>): Same.
19335 (call_value_nonlocal_sysv<mode>): Same.
19337 (sibcall_local{32,64}): Same.
19338 (sibcall_value_local{32,64}): Same.
19339 (sibcall_nonlocal_aix{32,64}): Same.
19340 (sibcall_value_nonlocal_aix{32,64}): Same.
19341 (sibcall_nonlocal_sysv<mode>): Same.
19342 (sibcall_value): Same.
19343 (sibcall_value_nonlocal_sysv<mode>): Same.
19345 2007-03-24 Paul Brook <paul@codesourcery.com>
19347 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
19348 * config/arm/linux-eabi.h: Remove legacy syscall hack.
19350 2007-03-24 Richard Henderson <rth@redhat.com>
19352 * config/ia64/constraints.md: New file.
19353 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
19354 satisfies_constraint_?.
19355 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
19356 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
19357 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
19358 ia64_output_mi_thunk): Likewise.
19359 (ia64_const_ok_for_letter_p): Remove.
19360 (ia64_const_double_ok_for_letter_p): Remove.
19361 (ia64_extra_constraint): Remove.
19362 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
19363 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
19364 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
19365 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
19366 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
19367 EXTRA_MEMORY_CONSTRAINT): Remove.
19368 * config/ia64/ia64.md: Include constriants.md. Replace
19369 CONST_OK_FOR_? with satisfies_constraint_?.
19371 2007-03-23 Michael Meissner <michael.meissner@amd.com>
19372 H.J. Lu <hongjiu.lu@intel.com>
19374 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
19376 (name macros): Use DPD_BID_NAME to convert names properly.
19378 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
19379 decimal floating point format.
19380 (init_floating_libfuncs): Change decimal functions so that they
19381 have a "bid_" prefix if the decimal system uses the BID format,
19382 and "dpd_" prefix if the decimal system uses the DPD format.
19383 (init_interclass_conv_libfuncs): Ditto.
19384 (init_intraclass_conv_libfuncs): Ditto.
19386 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
19387 using the BID format.
19389 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
19390 whether we are using the BID decimal format.
19391 * configure: Regenerate.
19393 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
19394 the compiler has decimal floating point enabled. Define
19395 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
19398 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
19399 using the BID format.
19401 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
19402 whether we are using the BID decimal format.
19403 * configure: Regenerate.
19405 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
19406 the compiler has decimal floating point enabled. Define
19407 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
19410 * doc/install.texi (--enable-decimal-float): Document BID and DPD
19411 options, and that it is enabled for i386/x86_64 systems.
19413 * Makefile.in (enable_decimal_float): New.
19415 (DECNUMINC): Add -I$(DECNUMFMT).
19416 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
19417 to $(DECNUMFMT) from $(DECNUM).
19419 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
19420 Substitute enable_decimal_float.
19421 * configure: Regenerated.
19424 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
19427 * configure.ac: Enable decimal float for x86_64-*-linux*.
19428 * configure: Regenerated.
19431 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
19432 decimal128ClearSign to flip and clear the sign bit in decimal128.
19433 (decimal_real_maxval): Set decimal128SetSign to set the sign
19436 2007-03-23 Ian Lance Taylor <iant@google.com>
19438 * fold-const.c (fold_binary): Correct warning for X - c >= X.
19440 2007-03-23 Ian Lance Taylor <iant@google.com>
19442 * tree-dump.c (dump_files): Correct comment.
19444 2007-03-23 Ian Lance Taylor <iant@google.com>
19446 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
19448 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
19450 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
19451 in cfglayout mode. Don't go into and out of cfglayout mode.
19452 Link the blocks in the order of the constructed traces.
19453 (rest_of_handle_tracer): Adjust call to tracer.
19454 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
19455 Don't go into cfglayout mode.
19456 (rtl_loop_done): Don't go out of cfglayout mode.
19457 * cfglayout.c (relink_block_chain): New function, split out from...
19458 (fixup_reorder_chain): ...here. Remove redundant checking.
19459 (cfg_layout_finalize): Don't clear the header, footer, and aux
19460 fields here, move the code to do so to relink_block_chain. Likewise
19461 for free_original_copy_tables.
19462 * rtl.h (tracer): Update prototype.
19463 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
19464 Assert we are in cfglayout mode. Don't go into and out of cfglayout
19465 mode. Use relink_block_chain to serialize the CFG according to the
19466 new basic block order. Move targetm.cannot_modify_jumps_p check from
19468 (gate_handle_reorder_blocks): ...to here.
19469 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
19471 (gate_duplicate_computed_gotos): ...to here.
19472 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
19473 something always changes when going into and out of cfglayout mode.
19474 Perform an expensive cfg cleanup while going into cfglayout mode.
19475 Always update liveness information on HAVE_conditional_execution
19476 targets. Reserialize the basic blocks and go out of cfglayout mode.
19477 * reg-stack.c: Include cfglayout.h.
19478 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
19479 the call to reorder_basic_blocks.
19480 * basic-block.h (reorder_basic_blocks): Update prototype.
19481 (relink_block_chain): New prototype.
19482 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
19484 2007-03-23 Joseph Myers <joseph@codesourcery.com>
19486 * config/mips/mips.md (type, hazard, *movdi_32bit,
19487 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
19488 *movhi_internal, *movqi_internal, *movsf_hardfloat,
19489 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
19490 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
19491 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
19493 (movcc): Change first xfer to multi.
19494 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
19495 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
19496 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
19497 config/mips/generic.md: Change reservations using "xfer" to use
19499 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
19500 using match_operand.
19501 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
19502 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
19504 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
19506 2007-03-22 Richard Henderson <rth@redhat.com>
19508 * config/i386/i386.c: Remove unnecessary function declarations.
19509 Move targetm definition, and all related macros, to the end of
19510 the file. Resort some functions to put definitions before uses.
19511 (ix86_attribute_table): Make static. Move to end of file.
19512 (ix86_gimplify_va_arg): Make static.
19514 2007-03-22 Richard Henderson <rth@redhat.com>
19516 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
19517 don't increase local_regparm with force_align_arg_pointer check.
19518 (ix86_function_sseregparm): Assert 32-bit.
19519 (type_has_variadic_args_p): New.
19520 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
19521 type_has_variadic_args_p.
19522 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
19523 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
19524 use memset instead. Do maybe_vaarg check first; skip attribute
19525 tests if true; skip attribute tests for 64-bit.
19526 (construct_container): Remove TARGET_DEBUG_ARG.
19527 (function_arg_advance_32, function_arg_advance_64): Split out ...
19528 (function_arg_advance): ... from here.
19529 (function_arg_32, function_arg_64): Split out ...
19530 (function_arg): ... from here.
19531 (ix86_pass_by_reference): Tidy.
19532 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
19533 (function_value_32): New, from parts of ix86_function_value
19534 and ix86_value_regno.
19535 (function_value_64): New, from parts of ix86_function_value
19536 and ix86_libcall_value.
19537 (ix86_function_value_1): New.
19538 (ix86_function_value, ix86_libcall_value): Use it.
19539 (return_in_memory_32, return_in_memory_64): Split out ...
19540 (ix86_return_in_memory): ... from here.
19541 (ix86_struct_value_rtx): Skip for 64-bit.
19542 (ix86_libcall_value, ix86_value_regno): Remove.
19543 (setup_incoming_varargs_64): Split out ...
19544 (ix86_setup_incoming_varargs): ... from here.
19545 (ix86_va_start): Remove TARGET_DEBUG_ARG.
19546 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
19547 * config/i386/i386-protos.h (ix86_function_value): Remove.
19548 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
19550 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19553 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
19554 infinities not supported, otherwise emit warning if -Woverflow. On
19555 underflow, emit warning if -Woverflow.
19556 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
19558 * real.h (real_from_string): Update declaration
19560 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
19561 Richard Henderson <rth@redhat.com>
19563 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
19564 * calls.c (compute_argument_block_size, expand_call,
19565 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
19566 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
19567 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
19568 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
19569 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
19570 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
19571 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
19572 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
19575 2007-03-22 Joseph Myers <joseph@codesourcery.com>
19577 * c-incpath.c (add_sysroot_to_chain): New.
19578 (merge_include_chains): Add sysroot argument. Call
19579 add_sysroot_to_chain if sysrooted.
19580 (register_include_chains): Update call to merge_include_chains.
19581 * doc/cppopts.texi: Document use of '=' in include directory
19584 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
19586 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
19587 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
19588 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
19589 insn pattern using X87MODEF12 mode macro.
19591 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
19593 * regmove.c (regmove_optimize): Use reg_mentioned_p
19594 instead of reg_overlap_mentioned_p for DST.
19596 2007-03-21 Mike Stump <mrs@apple.com>
19598 * c.opt: Fixup for Objective-C/C++.
19600 2007-03-21 Steve Ellcey <sje@cup.hp.com>
19602 * explow.c (convert_memory_address): Fold memory reference when
19603 POINTERS_EXTEND_UNSIGNED < 0
19605 2007-03-21 Richard Henderson <rth@redhat.com>
19608 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
19609 * config/i386/mmintrin.h (__m64): Likewise.
19610 * config/i386/xmmintrin.h (__m128): Likewise.
19612 2007-03-21 Richard Sandiford <richard@codesourcery.com>
19614 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
19615 (VXWORKS_OS_CPP_BUILTINS): Define.
19616 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
19617 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
19619 2007-03-21 Richard Sandiford <richard@codesourcery.com>
19621 * rtl.h (constant_pool_reference_p): Delete.
19622 (find_constant_src): Declare.
19623 * rtlanal.c (find_constant_src): New function.
19624 * simplify-rtx.c (constant_pool_reference_p): Delete.
19625 * config/i386/i386.md: Use find_constant_src instead of
19626 constant_pool_reference_p/avoid_constant_pool_reference pairs.
19628 2007-03-21 Richard Sandiford <richard@codesourcery.com>
19630 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
19631 * c-cppbuiltin.c (c_cpp_builtins): Define them.
19633 2007-03-20 Mark Mitchell <mark@codesourcery.com>
19635 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
19636 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
19637 (arm_elf_asm_constructor): Use it.
19638 (arm_elf_asm_destructor): New function.
19640 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
19642 * jump.c (mark_jump_label): Treat SEQUENCE specially.
19644 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
19646 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
19648 2007-03-19 Andrew Haley <aph@redhat.com>
19650 PR tree-optimization/31264
19651 * tree-vrp.c (register_edge_assert_for_1): Don't look though
19652 VIEW_CONVERT_EXPRs.
19654 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
19656 PR rtl-optimization/30907
19657 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
19658 (fwprop_init): Always call loop_optimizer_initialize.
19659 (fwprop_done): Always call loop_optimizer_finalize.
19660 (fwprop): We always have loop info now.
19661 (gate_fwprop_addr): Remove.
19662 (pass_fwprop_addr): Use gate_fwprop as gate.
19664 PR rtl-optimization/30841
19665 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
19666 df_chain_alloc): Call df_reorganize_refs unconditionally.
19667 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
19668 refs_organized to refs_organized_size.
19669 (df_ref_create_structure): Use refs_organized_size instead of
19670 bitmap_size if refs had been organized, and keep refs_organized_size
19672 * df.h (struct df_ref_info): Change refs_organized to
19673 refs_organized_size.
19674 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
19677 2007-03-19 Mark Mitchell <mark@codesourcery.com>
19679 * except.c (output_function_exception_table): Do not reference the
19680 EH personality routine for functions that do not require an
19683 2007-03-20 Jakub Jelinek <jakub@redhat.com>
19686 * c-typeck.c (convert_for_assignment): Call comptypes for
19687 RECORD_TYPE or UNION_TYPE.
19689 PR inline-asm/30505
19690 * reload1.c (reload): Do invalid ASM checking after
19691 cleanup_subreg_operands.
19693 2007-03-19 Jeff Law <law@redhat.com>
19695 * tree-cfg.c (find_taken_edge): Tighten conditions for
19696 optimizing computed gotos.
19698 2007-03-19 Michael Matz <matz@suse.de>
19700 * builtins.c (expand_builtin_sync_operation,
19701 expand_builtin_compare_and_swap,
19702 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
19705 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
19706 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
19709 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
19711 * doc/tm.texi: Add brackets around the return type of
19712 TARGET_SECONDARY_RELOAD.
19714 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
19715 Richard Guenther <rguenther@suse.de>
19717 PR tree-optimization/31254
19718 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
19719 Use handled_component_p () where appropriate. Continue
19720 propagating into the rhs if we propagated into an INDIRECT_REF
19723 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
19725 * config/s390/s390.md (op_type attribute): RRR instruction type added.
19726 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
19727 (xde, xdee): Mode attributes adjusted to support DFP modes.
19728 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
19729 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
19730 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
19731 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
19732 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
19733 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
19734 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
19736 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
19737 "movsf"): Insn definitions removed.
19738 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
19739 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
19740 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
19742 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
19743 "reload_in<mode>", "reload_out<mode>"): Expander added.
19744 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
19747 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
19749 * config/s390/s390.md: Only non-functional changes. Renamed
19750 FPR mode macro to BFP all over the file.
19752 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
19754 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
19755 (op_type attribute): RRF instruction type added.
19756 (fT0): New mode attribute.
19757 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
19758 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
19759 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
19760 instruction no secondary memory is needed when moving DFmode values
19761 between GPRs and FPRs.
19763 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
19765 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
19766 inverted and documentation adjusted.
19767 ("mhard-dfp", "msoft-dfp"): New options.
19768 * config/s390/s390.c (s390_handle_arch_option): New architecture
19770 (override_options): Sanity checks for the new options added.
19771 * config.gcc: New architecture switch: z9-ec.
19772 * config/s390/s390.h (processor_flags): PF_DFP added.
19773 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
19774 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
19775 when the bit is NOT set so remove it from the defaults.
19777 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
19779 * genemit.c (main): Print include statement for dfp.h.
19780 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
19783 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
19785 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
19787 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
19790 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
19791 instead of PATTERN.
19793 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19795 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
19796 attr_length_call, output_call, output_indirect_call): Cleanup
19797 formatting of targetm calls.
19799 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
19801 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
19803 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19805 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
19806 reservation, bypass and anti-bypass descriptions for these
19807 instructions. Update move patterns.
19808 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
19811 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
19813 * tree-vect-transform.c (get_initial_def_for_induction): Replace
19814 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
19815 (get_initial_def_for_reduction): Likewise.
19817 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
19819 Fix PR tree-optimization/29922
19820 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
19821 (get_representative): Removed.
19822 (value_dies_in_block_x): Update for rvuse removal.
19823 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
19824 (compute_antic_aux): Handle when PHI nodes appear in
19825 non-single-successors.
19826 (dump_bitmap_of_names): Removed.
19827 (compute_antic_safe): Renamed and removed rvuse calculation.
19828 Calculate only antic safe.
19829 (insert_into_preds_of_block): Remove assert.
19830 (execute_pre): Update for renamed functions.
19831 (defer_or_phi_translate_block): New function.
19833 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
19835 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
19836 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
19838 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
19839 Follow spelling conventions.
19841 * tree-data-ref.h: Remove the prototype for analyze_array.
19843 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
19845 PR tree-optimization/31041
19846 * tree-vect-transform.c (get_initial_def_for_induction): Call
19847 force_gimple_operand.
19849 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
19851 * ipa-type-escape.c (look_for_casts) : Revert code to use
19852 handled_component_p due to ada test a-numaux.adb.
19854 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
19856 * final.c (final_scan_insn): Alter the condition of a
19857 conditional trap if we have nonstandard CC.
19859 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
19861 * configure.ac: Remove excess quoting from asm line 0 test.
19862 * configure: Rebuilt.
19864 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19866 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
19867 * c-common.c (convert_and_check): Move warning logic to...
19868 (warnings_for_convert_and_check): ...here. Define.
19869 * c-common.h (warnings_for_convert_and_check): Declare.
19871 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19873 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
19874 (output_call): Likewise.
19876 2007-03-16 Richard Sandiford <richard@codesourcery.com>
19878 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
19880 2007-03-16 Richard Sandiford <richard@codesourcery.com>
19882 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
19884 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
19886 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
19887 opteron, athlon-64 and athlon-fx processor_alias_table entries.
19889 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
19891 PR tree-optimization/31183
19892 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
19893 Use double_int instead of unsigned int for representing access_strides.
19894 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
19896 2007-03-16 Richard Guenther <rguenther@suse.de>
19898 PR tree-optimization/31146
19899 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
19900 to allow recursion of forward_propagate_addr_expr.
19901 (forward_propagate_addr_into_variable_array_index): Likewise.
19902 (forward_propagate_addr_expr): Likewise.
19903 (tree_ssa_forward_propagate_single_use_vars): Likewise.
19904 (forward_propagate_addr_expr_1): Recurse on simple copies
19905 instead of propagating into them. Do so for useless conversions
19907 (forward_propagate_addr_expr): Clean up unused statements after
19910 2007-03-16 Richard Guenther <rguenther@suse.de>
19912 * builtins.c (expand_builtin_cexpi): Use the right argument
19913 for the expansion via cexp.
19915 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
19917 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
19918 * configure: Rebuilt.
19920 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
19923 * dwarf2out.c (force_type_die): Adjust comment.
19924 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
19926 2007-03-15 DJ Delorie <dj@redhat.com>
19928 * config/frv/predicates.md (minmax_operator): Don't check operands
19931 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
19933 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
19934 Update constant estimates of number of iterations.
19935 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
19936 argument renamed to "realistic".
19937 (compute_estimated_nb_iterations): Removed.
19938 (record_niter_bound): New function.
19939 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
19940 call record_nonwrapping_iv with upper = false.
19941 (infer_loop_bounds_from_signedness): Pass upper argument to
19942 record_nonwrapping_iv.
19943 (estimate_numbers_of_iterations_loop): Do not call
19944 compute_estimated_nb_iterations. Record estimate based on profile
19945 information. Initialize the constant estimates of number of
19947 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
19949 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
19950 number of iterations is too small.
19951 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
19952 (EST_NOT_AVAILABLE): Removed.
19953 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
19954 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
19957 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
19959 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
19960 Handle NE_EXPR guards.
19962 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19965 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
19966 Set also -pedantic-errors by default for the preprocessor unless
19967 -fpermissive is given.
19969 2007-03-15 Richard Guenther <rguenther@suse.de>
19971 PR middle-end/29719
19972 PR middle-end/31161
19973 * builtins.c (expand_builtin_cexpi): As a fallback if we
19974 don't have builtins for sincos or cexp create a function
19975 declaration for cexp and expand to a call to that.
19976 (expand_builtin_int_roundingfn): Always fall
19977 back to floor/ceil and its variants even if they may be
19980 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
19982 PR middle-end/31159
19983 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
19984 jump tables, move the call to delete_dead_jumptables from here...
19985 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
19986 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
19987 don't allow merging of blocks that try_redirect_by_replacing_jump
19988 also does not handle when not optimizing.
19990 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
19991 Francois-Xavier Coudert <coudert@clipper.ens.fr>
19993 * config/i386/i386.md (x86_sahf_1): Correctly handle
19996 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
19999 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
20000 x86_64_general_operand as operand[2] predicate. Remove "iF"
20001 from operand constraints and use "e" constraint instead.
20002 (*subti3_1, *subti3_1 splitter): Ditto.
20003 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
20004 operand[1] predicate.
20006 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
20008 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
20009 arrays, multiply the access strides by the size of the sub-array.
20010 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
20012 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
20014 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
20015 the configured assembler supports the sahf mnemonic.
20016 * configure: Regenerate.
20017 * config.in: Regenerate.
20019 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
20020 emit "sahf" or ".byte\t0x9e" as asm template.
20022 2007-03-14 Michael Meissner <michael.meissner@amd.com>
20025 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
20026 option to replace hard coded TARGET_xxx in md file.
20027 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
20028 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
20029 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
20030 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
20031 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
20032 (X86_TUNE_NOT_VECTORMODE): Ditto.
20033 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
20034 (TUNE_AVOID_VECTOR_DECODE): Ditto.
20035 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
20036 (TUNE_SLOW_IMUL_IMM8): Ditto.
20037 (TUNE_MOVE_M1_VIA_OR): Ditto.
20038 (TUNE_NOT_UNPAIRABLE): Ditto.
20039 (TUNE_NOT_VECTORMODE): Ditto.
20041 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
20044 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
20045 tuning options instead of hard coded TARGET_xxx.
20046 (fix ssemode peephole2's): Ditto.
20047 (imul peephole2's): Ditto.
20049 (movdi_or_rex64): Ditto.
20050 (move peephole2): Ditto.
20051 (not peephole2's): Ditto.
20053 2007-03-14 Dirk Mueller <dmueller@suse.de>
20055 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
20056 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
20057 * c-parser.c (c_parser_if_body): Always add an empty statement in case
20059 * c-parser.c (c_parser_do_statement): Warn about empty body in
20060 do/while statement.
20061 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
20062 * doc/invoke.texi (-Wempty-body): Update documentation.
20064 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20067 * c-common.h (warn_for_div_by_zero): Declare.
20068 * c-common.c (warn_for_div_by_zero): Define.
20069 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
20072 2007-03-14 Richard Sandiford <richard@codesourcery.com>
20074 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
20075 to PREFIX and STANDARD_PREFIX.
20077 2007-03-14 Richard Sandiford <richard@codesourcery.com>
20078 Phil Edwards <phil@codesourcery.com>
20080 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
20081 (__gthread_once_t): Remove busy field for RTPs.
20082 (__GTHREAD_ONCE_INIT): Update accordingly.
20084 2007-03-14 Richard Sandiford <richard@codesourcery.com>
20086 * doc/invoke.texi: Document VxWorks options.
20088 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
20090 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
20092 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
20094 PR tree-optimization/30590
20095 * tree-nrv.c (tree_nrv): Check for the partial update of the
20098 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
20100 * flags.h (flag_random_seed): Remove declaration, in favor of...
20101 * toplev.h (get_random_seed, set_random_seed): ... these.
20102 * tree.c (get_file_function_name): Use the former.
20103 * opts.c (common_handle_option): Use the latter.
20106 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
20108 PR middle-end/31127
20109 * cse.c (cse_find_path): Do not bail out if a basic block that
20110 we already visited now becomes part of a path that starts at a
20111 different basic block. Just disallow this, to make sure we
20112 visit each basic block at most once.
20114 2007-03-13 Jan Hubicka <jh@suse.cz>
20116 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
20117 attributes, when profile esitmate is present, calls with very low
20118 frequency are cold.
20120 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
20122 PR tree-optimization/30730
20123 PR tree-optimization/26900
20124 * tree-ssa-loop-niter.c: Include gmp.h.
20125 (bounds): New type.
20126 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
20127 split_to_var_and_offset, determine_value_range,
20128 bound_difference_of_offsetted_base, refine_bounds_using_guard,
20129 bound_difference, bounds_add, bounds_negate,
20130 number_of_iterations_ne_max, dump_affine_iv): New functions.
20131 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
20132 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
20133 difference of initial and final value of control iv to validate
20135 (number_of_iterations_cond): Add loop parameter. Determine bounds
20136 on the difference of the extremes of the control iv. Add dumps.
20137 (expand_simple_operations): Handle phi nodes.
20138 (simplify_using_initial_conditions): Do not record used conditions.
20139 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
20140 Do not set additional_info.
20141 (implies_nonnegative_p, implies_ge_p): Removed.
20142 (derive_constant_upper_bound): Do not use parameter `additional'.
20143 (record_estimate): Parameter `additional' removed. Parameter
20144 `i_bound' added. Do not call derive_constant_upper_bound.
20145 (record_nonwrapping_iv): Use derive_constant_upper_bound to
20146 bound the number of iterations estimate.
20147 (estimate_numbers_of_iterations_loop): Pass the estimate from
20148 the number of iterations analysis to record_estimate.
20149 * tree.h (multiple_of_p): Declare.
20150 * tree-scalar-evolution.c (expression_expensive_p): Removed.
20151 (scev_const_prop): Do not check expression_expensive_p.
20152 * fold-const.c (multiple_of_p): Exported.
20153 * double-int.c (double_int_mask): Exported.
20154 * double-int.h (double_int_mask): Declare.
20155 * tree-flow.h (struct tree_niter_desc): Removed additional_info
20156 field. Added max field.
20158 2007-03-13 David Taylor <taylor@candd.org>
20161 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
20164 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20167 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
20168 two unamed patterns.
20170 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
20172 * config/i386/i386.opt (mcx16, msahf): New options.
20173 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
20174 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
20176 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
20177 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
20178 Output -mcx16 and -msahf options when corresponding bit is set.
20180 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
20181 and -msahf options.
20183 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
20185 * configure.ac: Test for assembler tolerance to # 0 "".
20186 * configure, config.in: Rebuilt.
20187 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
20189 2007-03-13 Geoffrey Keating <geoffk@apple.com>
20191 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
20193 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
20194 (handle_syscall): Handle direct system calls.
20195 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
20197 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
20199 * doc/invoke.texi: Fix cpp.info cross-reference.
20200 * doc/passes.texi: Fix gcc.info cross-reference.
20202 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
20204 PR tree-optimization/30835
20205 * lambda-code.c (can_convert_to_perfect_nest): Check whether
20206 bb_for_stmt is not NULL before accessing it.
20208 2007-03-12 Joseph Myers <joseph@codesourcery.com>
20210 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
20213 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
20216 * doc/install.texi: Document --enable-stage1-languages
20218 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
20220 * tree-pass.h (pass_into_cfg_layout_mode,
20221 pass_outof_cfg_layout_mode): Declare.
20222 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
20223 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
20224 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
20225 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
20227 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
20229 * c-decl.c (warn_variable_length_array): New function.
20230 Refactored from grokdeclarator to handle warn_vla
20231 and handle unnamed array case.
20232 (grokdeclarator): Refactored VLA warning case.
20233 * c.opt (Wvla): New flag.
20234 * doc/invoke.texi (Wvla): New warning.
20236 2007-03-12 Richard Henderson <rth@redhat.com>
20238 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
20239 (TARGET_SECTION_TYPE_FLAGS): New.
20241 2007-03-12 Richard Henderson <rth@redhat.com>
20243 * config/darwin.c (machopic_reloc_rw_mask): New.
20244 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
20245 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
20247 2007-03-12 Mark Mitchell <mark@codesourcery.com>
20249 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
20250 * cppdefault.h (cpp_PREFIX): Document.
20251 (cpp_PREFIX_len): Likewise.
20252 (cpp_EXEC_PREFIX): New variable.
20253 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
20254 * c-incpath.c (add_standard_paths): Correct logic for relocating
20255 paths within prefix.
20257 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
20259 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
20260 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
20262 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
20263 fix_truncdfdi_sse using SSEMODEF mode macro.
20264 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
20265 fix_truncdfsi_sse using SSEMODEF mode macro.
20266 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
20267 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
20269 2007-03-12 Richard Sandiford <richard@codesourcery.com>
20271 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
20272 elfos.h to tm_file.
20274 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
20276 * tree.h : Add multiple_of_p declaration.
20277 * fold-const.c (multiple_of_p): Make multiple_of_p public.
20278 * ipa-type-escape.c (results_of_malloc): Redundant.
20279 (visited_stmts): New. Visited stmt for walk_use_def_chains.
20280 (cast_type): Extended with new members.
20281 (check_cast): Returns cast_type.
20282 (cast): New structure for data of walk_use_def_chains.
20283 (is_malloc_result, is_cast_from_non_pointer_1,
20284 is_cast_from_non_pointer,
20285 is_array_access_through_pointer_and_index): New functions.
20286 (look_for_casts): Returns cast types.
20287 (check_call): Returns void.
20288 (okay_pointer_operation): Use support of pointer plus index,
20289 pointer plus constant and allow all multiplications.
20291 2007-03-11 Richard Guenther <rguenther@suse.de>
20293 PR tree-optimization/31115
20294 * tree-vrp.c (extract_range_from_binary_expr): Make sure
20295 the shift count is positive and non-anti-range for RSHIFT_EXPR.
20296 A shift count of zero is not special as with *_DIV_EXPR.
20297 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
20300 2007-03-11 Ian Lance Taylor <iant@google.com>
20302 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
20303 the *_DIV_EXPR codes correctly with overflow infinities.
20305 2007-03-11 Ira Rosen <irar@il.ibm.com>
20307 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
20308 indicate success/failure of the analysis. Add negation to subtrahend
20309 in case of subtraction. Fail if both operands contain constants.
20310 (create_data_ref): Fail if analyze_offset fails.
20312 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
20314 * config/i386/i386.md (frndintxf2): Rename to ...
20315 (rintxf2): ... this. Remove expander having same name.
20316 (rintsf2, rintdf2): Implement using SSEMODEF macro.
20317 (roundsf2, rounddf2): Ditto.
20318 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
20319 (lround<mode>di2, lround<mode>si2): Ditto.
20321 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
20323 * lower-subreg.c: Include except.h.
20324 (decompose_multiword_subregs): Verify that the only control flow
20325 insns we can split are loads to multi-words pseudos.
20326 Handle breaking such blocks after splitting, instead of calling
20327 find_many_sub_basic_blocks.
20329 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
20330 on the new basic block. Add a lengthy comment explaining why we
20331 thought this was necessary.
20332 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
20334 2007-03-10 Mark Mitchell <mark@codesourcery.com>
20337 * tree.c (walk_type_fields): Recurse into the element type of
20338 ARRAY_TYPEs if there is a pointer set.
20340 2007-03-10 Dirk Mueller <dmueller@suse.de>
20342 * c-common.c (warn_logical_operator): Fix condition.
20344 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
20346 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
20348 * config/darwin.c (machopic_select_section): Remove superfluous
20349 argument in call to categorize_decl_for_section. Remove unused
20352 2007-03-10 Joseph Myers <joseph@codesourcery.com>
20354 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
20356 * configure: Regenerate.
20358 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
20361 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
20362 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
20363 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
20364 Add LABEL_NUSES to emitted label.
20365 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
20366 branch probability value to emitted jump insn.
20367 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
20368 Do not check life information and do not re-arrange input operands
20369 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
20371 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
20373 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
20374 the change of decode_asm_operands.
20376 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
20378 * mode-switching.c (create_pre_exit): Skip blockage insn.
20380 2007-03-09 Diego Novillo <dnovillo@redhat.com>
20382 * tree-pass.h (TODO_update_smt_usage): Remove.
20384 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
20388 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20390 * pa.c (attr_length_call): Revise condition for long
20391 pc-relative branch.
20392 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
20393 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
20394 sequence on SOM target.
20396 2007-03-09 Geoffrey Keating <geoffk@apple.com>
20398 * gcc.c: Document %{, in big comment at top.
20399 (input_suffix_matches): Remove special handling for .s and
20401 (input_spec_matches): New.
20402 (handle_braces): Handle %{,.
20403 (validate_switches): ',' indicates a value which is not a switch.
20404 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
20405 to detect assembler input.
20406 * config/i386/sol2.h (CPP_SPEC): Likewise.
20407 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
20408 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
20409 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
20410 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
20411 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
20412 -m64 causes deployment target to default to 10.5.
20413 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
20415 2007-03-09 Richard Henderson <rth@redhat.com>
20418 * target.h (targetm.asm.out.reloc_rw_mask): New.
20419 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
20420 (TARGET_ASM_OUT): Use it.
20421 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
20422 * varasm.c (categorize_decl_for_section): Remove shlib argument;
20423 use the new reloc_rw_mask target hook instead.
20424 (default_section_type_flags_1): Merge into...
20425 (default_section_type_flags): ... here.
20426 (decl_readonly_section_1): Merge into...
20427 (decl_readonly_section): ... here.
20428 (default_elf_select_section_1): Merge into...
20429 (default_elf_select_section): ... here.
20430 (default_unique_section_1): Merge into...
20431 (default_unique_section): ... here.
20432 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
20433 (default_select_rtx_section): Use it.
20434 (default_elf_select_rtx_section): Likewise.
20435 * output.h: Update to match.
20436 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
20437 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
20438 (TARGET_ASM_RELOC_RW_MASK): New.
20439 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
20440 to categorize_decl_for_section.
20441 (x86_64_elf_unique_section): Likewise.
20442 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
20443 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
20444 (TARGET_ASM_RELOC_RW_MASK): New.
20445 * config/ia64/ia64.c (ia64_rwreloc_select_section,
20446 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
20447 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
20448 (TARGET_RWRELOC): Remove.
20449 (ia64_section_type_flags): Adjust call to default_section_type_flags.
20450 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
20451 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
20452 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
20453 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
20454 (rs6000_xcoff_select_section): Use decl_readonly_section.
20455 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
20456 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
20457 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
20458 (TARGET_SECTION_TYPE_FLAGS): Remove.
20459 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
20461 2007-03-09 Roger Sayle <roger@eyesopen.com>
20463 * fold-const.c (fold_comparison): Remove compile-time evaluation of
20464 complex constant equality/inequality comparisons for here.
20465 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
20466 known at compile-time or can be simplified to a scalar comparison.
20467 (fold_relational_const): Move compile-time evaluation of complex
20468 constant equality/inequality comparisons to here.
20470 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
20472 PR rtl-optimization/30643
20473 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
20475 (fold_rtx): Recurse, like before 2006-11-03.
20477 2007-03-09 DJ Delorie <dj@redhat.com>
20479 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
20482 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
20484 PR tree-optimization/30375
20485 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
20486 LHS of statements is not the same.
20487 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
20489 2007-03-09 Chao-ying Fu <fu@mips.com>
20491 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
20493 * doc/invoke.texi (-mdspr2): Document new option.
20494 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
20495 New unspec for DSP REV 2.
20496 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
20497 these instructions are extended in DSP REV 2.
20498 (mips-dspr2.md): Include.
20499 * config/mips/mips.opt (mdspr2): New option.
20500 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
20501 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
20502 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
20503 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
20504 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
20505 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
20506 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
20508 (bdesc_map): Add one field of unsupported_target_flags.
20509 (bdesc_arrays): Update entries to have extra fields. Add
20511 (mips_init_builtins): Initialize new function types.
20512 Check unsupported_target_fileds to filter out builtins.
20513 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
20515 (ASM_SPEC): Pass mdspr2 to the assembler.
20516 * config/mips/mips-dspr2.md: New file.
20518 2007-03-09 Sa Liu <saliu@de.ibm.com>
20520 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
20522 2007-03-09 Ian Lance Taylor <iant@google.com>
20524 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
20525 argument) like -Wstrict-overflow=2.
20526 * doc/invoke.texi (Warning Options): Update documentation.
20528 2007-03-09 Dirk Mueller <dmueller@suse.de>
20531 * doc/invoke.texi (-Wlogical-op): Document.
20532 * common.opt (-Wlogical-op): New.
20533 * c-common.h (warn_logical_operator): Declare.
20534 * c-common.c (warn_logical_operator): Define.
20535 * c-typeck.c (parser_build_binary_op): Call
20536 warn_logical_operator.
20538 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
20540 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
20541 * final.c (final_scan_insn): Test for non-"" file name.
20543 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
20545 * doc/loop.texi: Document the Omega linear constraints solver.
20546 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
20547 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
20548 omega-hash-table-size, omega-max-keys, and
20549 omega-eliminate-redundant-constraints.
20550 * tree-pass.h (pass_check_data_deps): Declared.
20553 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
20554 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
20555 pass_check_data_deps): New.
20556 * tree-data-ref.c (init_data_ref): Remove declaration.
20557 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
20558 (analyze_array): Renamed init_array_ref, move up initializations.
20559 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
20560 Removed arguments that are set to NULL.
20561 (analyze_indirect_ref): Correct indentation, correct call to
20563 (object_analysis): Call init_array_ref instead of analyze_array.
20564 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
20565 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
20566 of DR_ACCESS_FNS_ADDR.
20567 (init_omega_eq_with_af, omega_extract_distance_vectors,
20568 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
20569 ddr_consistent_p): New.
20570 (compute_affine_dependence): Check consistency of ddrs when
20571 flag_check_data_deps is passed.
20572 (analyze_all_data_dependences): Uncomment.
20573 (tree_check_data_deps): New.
20574 * tree-data-ref.h: Include omega.h.
20575 (DR_ACCESS_FNS_ADDR): Removed.
20576 (data_dependence_relation): Add inner_loop.
20577 (DDR_INNER_LOOP): New.
20578 * common.opt (fcheck-data-deps): New.
20579 * tree-flow.h (tree_check_data_deps): Declare.
20580 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
20581 (OBJS-common): Depend on omega.o.
20583 * passes.c (pass_check_data_deps): Scheduled.
20584 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
20585 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
20586 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
20587 PARAM_VECT_MAX_VERSION_CHECKS,
20588 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
20590 2007-03-09 Richard Guenther <rguenther@suse.de>
20592 PR tree-optimization/30904
20593 PR middle-end/31058
20594 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
20595 the same way as *_DIV_EXPR.
20597 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
20599 * recog.c (decode_asm_operands): No mixed declarations and code.
20601 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
20603 * rtl.def (ASM_INPUT): Add location.
20604 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
20605 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
20606 (decode_asm_operands): Add loc operand.
20607 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
20608 * stmt.c (expand_asm): Rename to...
20609 (expand_asm_loc): ... this. Add locus argument. Pass it on to
20610 gen_rtx_ASM_INPUT_loc.
20611 (expand_asm_expr): Adjust.
20612 * recog.c (decode_asm_operands): Add loc operand.
20613 (check_asm_operands, extract_insn): Adjust.
20614 * reload1.c (maybe_fix_stack_asms): Likewise.
20615 * final.c (asm_insn_count): Likewise.
20616 (final_scan_insn): Output # line before and after asm.
20618 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
20620 * tree-ssa-structalias.c (variable_info): Remove
20622 (new_var_info): Ditto.
20623 (shared_bitmap_info_t): New structure.
20624 (shared_bitmap_table): New variable.
20625 (shared_bitmap_hash): New function.
20626 (shared_bitmap_eq): Ditto
20627 (shared_bitmap_lookup): Ditto.
20628 (shared_bitmap_add): Ditto.
20629 (merge_smts_into): Change to take bitmap directly.
20630 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
20631 (init_alias_vars): Init shared bitmap hashtable.
20632 (delete_points_to_sets): Delete shared bitmap hashtable.
20633 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
20634 is_aliased removal as a change that was still necessary was
20637 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
20639 * config/i386/i386.h (override_options): Conditionally disable
20640 x86_sahf for 64bit targets only.
20642 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
20645 * c-decl.c (merge_decls): Don't call make_var_volatile.
20646 * varasm.c (make_var_volatile): Remove.
20647 * output.h (make_var_volatile): Remove.
20649 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
20651 PR tree-optimization/31085
20652 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
20654 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20656 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
20657 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
20658 ATTR_CONST_NOTHROW_LIST.
20660 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
20663 2007-03-08 Diego Novillo <dnovillo@redhat.com>
20665 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
20667 2007-03-08 Geoffrey Keating <geoffk@apple.com>
20670 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
20672 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
20673 passed, use shared libgcc.
20675 2007-03-08 Roger Sayle <roger@eyesopen.com>
20677 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
20678 instead of calling build2 with a GIMPLE_MODIFY_STMT.
20679 (honor_protect_cleanup_actions, lower_try_finally_switch):
20681 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
20682 ifc_temp_var): Likewise.
20683 * tree-inline.c (setup_one_parameter): Likewise.
20684 * tree-mudflap.c (mf_decl_cache_locals,
20685 mf_build_check_statement_for): Likewise.
20686 * tree-nested.c (init_tmp_var, save_tmp_var,
20687 finalize_nesting_tree_1): Likewise.
20688 * tree-outof-ssa.c (insert_copy_on_edge,
20689 insert_backedge_copies): Likewise.
20690 * tree-profile.c (tree_gen_edge_profiler,
20691 tree_gen_ic_profiler): Likewise.
20692 * tree-scalar-evolution.c (scev_const_prop): Likewise.
20693 * tree-sra.c (sra_build_assignment): Likewise.
20694 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
20695 * tree-ssa-math-opts.c (insert_reciprocals,
20696 execute_cse_sincos_1): Likewise.
20697 * tree-tailcall.c (adjust_accumulator_values,
20698 adjust_return_value): Likewise.
20699 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
20700 * tree-vect-transform.c (vect_create_data_ref_ptr,
20701 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
20702 vect_create_epilog_for_reduction, vectorizable_reduction,
20703 vectorizable_call, vectorizable_conversion,
20704 vectorizable_assignment, vectorizable_operation,
20705 vectorizable_type_demotion, vect_gen_widened_results_half,
20706 vect_permute_store_chain, vectorizable_store,
20707 vect_setup_realignment, vect_permute_load_chain,
20708 vectorizable_load, vectorizable_condition,
20709 vect_create_cond_for_align_checks): Likewise.
20710 * tree-vrp.c (build_assert_expr_for): Likewise.
20712 2007-03-08 Ian Lance Taylor <iant@google.com>
20714 * tree-vrp.c: Include "intl.h".
20715 (usable_range_p): New static function.
20716 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
20717 overflowed values, juts set *strict_overflow_p.
20718 (compare_values): Only return -2 if one of the operands is not a
20720 (compare_ranges): Call usable_range_p.
20721 (compare_range_with_value): Likewise.
20722 (vrp_evaluate_conditional_warnv): Rename from
20723 vrp_evaluate_conditional. Make static. Change all callers.
20724 (vrp_evaluate_conditional): New function.
20725 (simplify_div_or_mod_using_ranges): Issue warning about reliance
20726 on signed overflow.
20727 (simplify_abs_using_ranges): Likewise.
20728 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
20729 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
20730 within_stmt parameter.
20731 * tree-ssa-propagate.c (fold_predicate_in): Update call to
20732 vrp_evaluate_conditional.
20733 * tree-ssa-threadedge.c
20734 (record_temporary_equivalences_from_stmts_at_dest): Change
20735 simplify parameter to take a second tree parameter.
20736 (simplify_control_stmt_condition): Likewise.
20737 (thread_across_edge): Likewise.
20738 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
20739 (thread_across_edge): Likewise.
20740 * Makefile.in (tree-vrp.o): Depend upon intl.h.
20742 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
20744 * config/i386/i386.h (TARGET_SAHF): New define.
20745 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
20746 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
20747 (x86_sahf): New global variable.
20748 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
20749 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
20750 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
20751 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
20753 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
20754 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
20755 when expanding fcomi/sahf based tests.
20756 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
20757 expanding sahf based alternative. Emit sahf based sequence when
20758 optimizing for code size.
20759 * config/i386/i386.md (x86_sahf_1): Do not disable for
20760 TARGET_64BIT, enable for TARGET_SAHF.
20762 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
20764 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
20765 spurious whitespace from error message.
20767 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
20770 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
20772 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
20774 * c-decl.c (grokdeclarator): Disable warnings for anonymous
20776 * tree-sra.c (instantiate_element): Propagate disabled warnings
20777 from the element itself to the created variable.
20779 2007-03-07 Richard Henderson <rth@redhat.com>
20782 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
20783 silently fix up the stack in the case of a missing register.
20785 2007-03-07 Paul Brook <paul@codesourcery.com>
20787 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
20789 2007-03-07 Joseph Myers <joseph@codesourcery.com>
20791 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
20793 (phase1_vrs): Use them.
20794 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
20795 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
20796 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
20797 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
20798 __gnu_Unwind_Restore_WMMXC if required.
20799 (_Unwind_VRS_Pop): Implement iWMMXt support.
20800 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
20801 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
20802 gnu_Unwind_Save_WMMXC): Define.
20804 2007-03-07 Richard Sandiford <richard@codesourcery.com>
20806 * config/vxworks.h (vxworks_override_options): Declare.
20807 (VXWORKS_OVERRIDE_OPTIONS): Use it.
20808 * config/vxworks.c: Include target.h and toplev.h.
20809 (vxworks_override_options): New function.
20810 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
20812 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
20814 * config/s390/s390.c (override_options): Don't emit an error when
20815 -mstack-size is used without providing -mstack-guard.
20816 (s390_emit_prologue): Choose stack_guard value automatically if not
20817 provided via command line.
20818 * doc/invoke.texi: Adjust description of -mstack-guard and
20821 2007-03-07 Richard Sandiford <richard@codesourcery.com>
20823 * config/i386/i386.c (output_set_got): Add a GOT initialization
20824 sequence for VxWorks PIC.
20825 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
20826 around labels as well as symbols. Use gotoff_operand instead
20827 of local_symbolic_operand.
20828 (legitimize_pic_address): Use gotoff_operand instead of
20829 local_symbolic_operand. Use @GOT accesses for labels as
20831 (ix86_output_addr_diff_elt): Use PC-relative rather than
20832 GP-relative offsets for VxWorks PIC.
20833 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
20834 no_new_pseudos. Check whether the returned register is op0.
20835 * config/i386/i386.md (tablejump): Use PC-relative rather than
20836 GP-relative offsets for VxWorks PIC.
20837 * config/i386/predicates.md (gotoff_operand): New predicate.
20839 2007-03-06 Richard Sandiford <richard@codesourcery.com>
20841 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
20843 * config/vxworks-dummy.h: New file.
20844 * config/i386/i386.h: Include it.
20846 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
20848 * dwarf2out.c (is_inlined_entry_point): New
20849 (add_high_low_attributes): Emit DW_AT_entry_pc along with
20850 DW_AT_ranges if the first subblock is the entry point.
20852 2007-03-06 David Daney <ddaney@avtrex.com>
20854 * doc/install.texi (mips-*-*): Change recommended binutils
20857 2007-03-06 Anatoly Sokolov <aesok@post.ru>
20859 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
20860 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
20862 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
20863 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
20865 2007-03-06 Jan Hubicka <jh@suse.cz>
20867 * errors.h (warning, error, fatal, internal_error): Mark as cold.
20868 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
20870 (probably_cold_bb_p): Cold functions are cold.
20871 (probably_never_executed_bb_p): Cold functions are cold.
20872 (tree_bb_level_predictions): Predict calls to cold functions as not
20874 (compute_function_frequency): Check hot/cold attributes.
20875 * function.h (function_frequency): Update comments.
20876 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
20877 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
20878 (c_common_att): Add cold and hot.
20880 * doc/extend.texi (hot,cold attributes): Document.
20882 2007-03-06 Andrew Haley <aph@redhat.com>
20884 * function.c (expand_function_end): Move blockage to just after we
20885 emit the label for the naked return from the function.
20887 2007-03-06 Richard Sandiford <richard@codesourcery.com>
20889 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
20892 2007-03-06 Jan Hubicka <jh@suse.cz>
20894 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
20895 loaded for constant large models. Non-large 64bit PIC can do.
20896 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
20897 * cmodel.h: Add LARGE PIC.
20898 * i386.md (UNSPEC_PLTOFF): New.
20899 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
20901 (*call_1_rex64): Disable for large models.
20902 (*call_1_rex64_large): New.
20903 (*call_value_1_rex64): Disable for large models.
20904 (*call_value_1_rex64_large): New.
20905 (set_rip_rex4): New.
20906 (set_got_offset_rex64): New.
20907 * predicates.md (constant_call_address_operand): For large model
20908 constant calls are not possible.
20909 * i386-protos.h (construct_plt_address): Declare.
20910 * i386.c (override_options): Accept large models.
20911 (ix86_expand_prologue): Expand large PIC GOT pointer load.
20912 (legitimate_constant_p): Add new UNSPECs.
20913 (legitimate_pic_operand_p): Likewise.
20914 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
20915 (legitimize_pic_address): Do easy RIP relative way for TLS only for
20917 (output_pic_addr_const): Add PLTOFF.
20918 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
20919 (ix86_expand_move): Legitimize pic address when in PIC mode.
20920 (construct_plt_address): New function.
20921 (ix86_expand_call): Offload the address to register and use GOT
20922 pointer for large model.
20923 * invoke.texi (mcmodel=large): Update documentation.
20925 2007-03-06 Richard Henderson <rth@redhat.com>
20927 * config/i386/i386.c (x86_use_leave, x86_push_memory,
20928 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
20929 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
20930 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
20931 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
20932 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
20933 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
20934 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
20935 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
20936 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
20937 x86_partial_reg_dependency, x86_memory_mismatch_stall,
20938 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
20939 x86_sse_partial_reg_dependency, x86_sse_split_regs,
20940 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
20941 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
20942 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
20943 x86_schedule, x86_use_bt, x86_pad_returns,
20944 x86_use_xchgb): Merge into ...
20945 (ix86_tune_features): ... here. New array.
20946 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
20947 x86_bswap): Merge into ...
20948 (ix86_arch_features): ... here. New array.
20949 (x86_3dnow_a): Remove.
20950 (x86_accumulate_outgoing_args): Make static.
20951 (x86_arch_always_fancy_math_387): Make static.
20952 (ix86_tune_mask, ix86_arch_mask): Move ...
20953 (override_options): ... to local variables here. Apply the
20954 appropriate mask to each element of ix86_arch_features and
20955 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
20956 as were done in the old macros.
20957 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
20958 * config/i386/i386.h (x86_use_leave, x86_push_memory,
20959 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
20960 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
20961 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
20962 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
20963 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
20964 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
20965 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
20966 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
20967 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
20968 x86_partial_reg_dependency, x86_memory_mismatch_stall,
20969 x86_accumulate_outgoing_args, x86_prologue_using_move,
20970 x86_epilogue_using_move, x86_decompose_lea,
20971 x86_arch_always_fancy_math_387, x86_shift1,
20972 x86_sse_partial_reg_dependency, x86_sse_split_regs,
20973 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
20974 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
20975 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
20976 x86_use_incdec, x86_pad_returns, x86_bswap,
20977 x86_partial_flag_reg_stall): Remove.
20978 (enum ix86_tune_indices): New.
20979 (ix86_tune_features): New.
20980 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
20981 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
20982 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
20983 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
20984 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
20985 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
20986 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
20987 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
20988 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
20989 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
20990 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
20991 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
20992 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
20993 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
20994 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
20995 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
20996 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
20997 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
20998 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
20999 TARGET_EXT_80387_CONSTANTS): Use it.
21000 (enum ix86_arch_indices): New.
21001 (ix86_arch_features): New.
21002 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
21003 TARGET_BSWAP): Use it.
21004 (ix86_tune_mask, ix86_arch_mask): Remove.
21006 2007-03-06 Joseph Myers <joseph@codesourcery.com>
21009 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
21010 Define using $${sysroot_headers_suffix}.
21011 * configure: Regenerate.
21012 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
21013 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
21015 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
21016 * gcc.c (print_sysroot_headers_suffix): New.
21017 (option_map): Include --print-sysroot-headers-suffix.
21018 (display_help): Mention -print-sysroot-headers-suffix.
21019 (process_command): Handle -print-sysroot-headers-suffix.
21020 (do_spec_1): Append multilib directory to include-fixed path if
21021 sysroot suffixes in use.
21022 (main): Handle -print-sysroot-headers-suffix.
21023 * Makefile.in (start.encap): Don't depend on xlimits.h
21024 (xlimits.h): Remove.
21025 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
21026 limits.h for each multilib in fixinc_list.
21027 (fixinc_list, s-fixinc_list): New.
21028 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
21029 generate them for each multilib in fixinc_list.
21030 (stmp-fixproto): Use include-fixed. Run fixproto for each
21031 multilib in fixinc_list.
21032 (mostlyclean): Don't remove xlimits.h.
21033 (clean): Remove include-fixed.
21034 (real-install-headers-tar, real-install-headers-cpio,
21035 real-install-headers-cp): Don't copy include, only include-fixed.
21036 (install-mkheaders): Depend on fixinc_list. Don't depend on
21037 xlimits.h. Save limits.h files for each multilib in fixinc_list.
21038 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
21039 SYSTEM_HEADER_DIR setting in mkheaders.conf.
21041 2007-03-06 Jan Hubicka <jh@suse.cz>
21043 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
21046 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21048 * configure.ac: Allow tm_file to contain build-directory files.
21049 * configure: Regenerate.
21050 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
21051 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
21052 * config/m68k/print-sysroot-suffix.sh: New file.
21054 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21056 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
21057 of pic_offset_table_rtx if reload_completed.
21058 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
21059 PIC_OFFSET_TABLE_REGNUM.
21060 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
21062 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
21063 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
21065 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21067 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
21068 functions that call eh_return.
21070 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21072 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
21073 functions that need a constant pool.
21075 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21078 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
21079 (m68k_preferred_reload_class): Likewise.
21080 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
21081 (SECONDARY_RELOAD_CLASS): Define.
21082 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
21083 (LIMIT_RELOAD_CLASS): Delete.
21084 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
21085 registers from storing bytes.
21086 (m68k_secondary_reload_class): New function.
21087 (m68k_preferred_reload_class): Likewise.
21089 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21091 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
21093 (m68k_expand_prologue): Likewise.
21095 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21097 * config/m68k/m68k-protos.h (output_sibcall): Declare.
21098 (mips_expand_epilogue): Add a bool parameter.
21099 (m68k_legitimize_sibcall_address): Declare.
21100 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
21101 (m68k_expand_epilogue): Add a parameter to select between sibling
21102 and normal epilogues. Only generate a return for the latter.
21103 (m68k_ok_for_sibcall_p): New function.
21104 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
21105 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
21106 (sibcall_value, *sibcall_value): Likewise.
21107 (*call, *call_value): Require !SIBLING_CALL_P.
21108 (epilogue): Update call to m68k_expand_epilogue.
21109 (sibcall_epilogue): New pattern.
21110 * config/m68k/predicates.md (const_call_operand): Say that this
21111 predicate applies to sibling calls too.
21112 (sibcall_operand): New predicate.
21114 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21116 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
21117 alternatives as movsi_cf.
21118 (movsf_cf_hard): Add commentary.
21120 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
21121 Richard Sandiford <richard@codesourcery.com>
21123 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
21124 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
21125 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
21126 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
21127 as being live on exit from an interrupt function.
21128 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
21129 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
21130 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
21131 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
21132 (m68k_interrupt_function_p): Globalize.
21133 (m68k_compute_frame_layout): Remove reverse mask code.
21134 (m68k_emit_movem, m68k_set_frame_related): New functions.
21135 (m68k_output_function_prologue): Delete in favor of...
21136 (m68k_expand_prologue): ...this new function.
21137 (m68k_output_function_epilogue): Delete in favor of...
21138 (m68k_expand_epilogue): ...this new function.
21139 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
21141 (print_operand): Handle %?.
21142 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
21143 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
21144 (prologue, epilogue): New patterns.
21145 (return): Turn into a define_expand.
21146 (*return): New pattern, derived from old "return" pattern. Use rte
21147 rather than rts for interrupt functions. Only use rtd if the pop
21149 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
21150 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
21151 (link, *link, unlink, *unlink, load_got): Likewise.
21153 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21157 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
21158 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
21159 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
21160 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
21161 and m68k_matches_u_p.
21162 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
21163 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
21164 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
21165 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
21166 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
21167 (REG_STRICT_P): New macro.
21168 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
21169 PCREL_GENERAL_OPERAND_OK.
21170 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
21171 m68k_legitimate_base_reg_p.
21172 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
21173 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
21174 (PIC_CASE_VECTOR_ADDRESS): Update comment.
21175 * config/m68k/m68k.c (m68k_address): New structure.
21176 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
21177 (m68k_decompose_index, m68k_legitimate_constant_address_p)
21178 (m68k_jump_table_ref_p, m68k_decompose_address)
21179 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
21180 (m68k_matches_u_p): New functions.
21181 (print_operand_address): Rewrite to use m68k_decompose_index.
21183 2007-03-05 David Taylor <dtaylor@emc.com>
21185 * gcc.c: Correct copyright date in --version output.
21187 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21189 * pa.md: In unamed move patterns, disparge copies between general
21190 and floating point registers using '?' modifier. Don't include 'f'
21191 constraint for register preferences in DImode, SImode, HImode and
21192 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
21193 Remove constraints for copies between general and floating registers
21194 in soft-float DFmode pattern.
21195 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
21199 2007-03-05 Mike Stump <mrs@apple.com>
21201 * c-common.c (targetcm): Add.
21202 * c-opts.c (c_common_handle_option): Handle language specific
21204 * opts.c (handle_option): Verify language for target options, if
21206 * opth-gen.awk: Add CL_LANG_ALL.
21207 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
21208 (TARGETCM_INITIALIZER): Add.
21209 * target.h (struct gcc_targetcm): Add.
21211 * targhooks.c (default_handle_c_option): Add.
21212 * targhooks.h (default_handle_c_option): Add.
21213 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
21215 * config/darwin.opt (iframework): Add.
21216 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
21217 * config/darwin-c.c (handle_c_option): Add.
21218 (TARGET_HANDLE_C_OPTION): Add.
21220 * doc/invoke.texi (Darwin Options): Add -iframework.
21222 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21224 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
21227 2007-03-05 Ian Lance Taylor <iant@google.com>
21229 * c.opt (fgnu89-inline): New option.
21230 * c-opts.c (c_common_post_options): Set default value for
21232 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
21233 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
21235 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
21236 (grokdeclarator, start_function): Likewise.
21237 * c-cppbuiltin.c (c_cpp_builtins): Define either
21238 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
21239 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
21240 (C Dialect Options): Document -fgnu89-inline.
21241 * doc/extend.texi (Function Attributes): Explain what the
21242 gnu_inline attribute does.
21243 * doc/cpp.texi (Common Predefined Macros): Document
21244 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
21246 2007-03-05 Ian Lance Taylor <iant@google.com>
21248 PR tree-optimization/31034
21249 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
21250 half-range if the other side is an overflow infinity.
21252 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
21254 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
21255 (bfin*-linux-uclibc*): New configuration.
21256 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
21258 * config/bfin/linux.h: New file.
21259 * config/bfin/libgcc-bfin.ver: New file.
21260 * config/bfin/t-bfin-uclinux: New file.
21261 * config/bfin/t-bfin-linux: New file.
21262 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
21263 (TARGET_OS_CPP_BUILTINS): New macro.
21265 2007-03-05 Richard Guenther <rguenther@suse.de>
21267 * fold-const.c (fold_binary): Remove duplicate folding
21268 of comparison of non-null ADDR_EXPR against null.
21270 2007-03-05 Richard Guenther <rguenther@suse.de>
21271 Dorit Nuzman <dorit@il.ibm.com>
21273 PR tree-optimization/26420
21274 * tree-vectorizer.c (vectorize_loops): Bail out early if there
21275 are no loops in the function. Only print the number of
21276 vectorized loops if it is greater than zero or we are supposed
21277 to print information about unvectorized loops.
21279 2007-03-05 Revital Eres <eres@il.ibm.com>
21281 * gcc.dg/var-expand1.c: New test.
21282 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
21283 when an accumulator is expanded.
21285 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21288 * c-common.c (convert_and_check): Don't give warnings for
21289 conversion if 'expr' already overflowed.
21291 2007-03-04 Roger Sayle <roger@eyesopen.com>
21293 PR middle-end/30744
21294 * fold-const.c (fold_comparison): Enforce type consistency when
21295 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
21297 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
21299 * tree-ssa-address.c (create_mem_ref): Do not put an expression
21300 containing a cast to the base of TARGET_MEM_REF.
21302 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
21304 * tree.c (tree_contains_struct_check_failed): Remove spurious
21305 whitespace from error message.
21307 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
21310 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
21311 instead of precision.
21313 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
21314 Nathan Sidwell <nathan@codesourcery.com>
21316 * emit-rtl.c (find_auto_inc): New.
21317 (try_split): recreate REG_INC notes,
21318 Use regular for loops rather than whiles.
21320 2007-03-03 Andreas Schwab <schwab@suse.de>
21322 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
21323 * configure: Regenerate.
21325 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21327 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
21328 flag_rounding_math, not flag_unsafe_math_optimizations.
21330 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
21332 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
21333 alpha_fold_vector_minmax): Likewise.
21334 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
21335 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
21337 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
21339 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
21340 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
21341 if the lhs has side-effects.
21342 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
21344 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
21346 * config/i386/i386.h (TUNEMASK): Remove define.
21347 (ARCHMASK): Remove define.
21348 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
21349 Use ix86_arch_mask variable instead of ARCHMASK.
21350 * config/i386/i386.c (override_options): Ditto.
21351 (standard_80387_constant_p): Ditto.
21353 2007-03-02 Ian Lance Taylor <iant@google.com>
21355 Used signed infinities in VRP.
21356 * tree-vrp.c (uses_overflow_infinity): New static function.
21357 (supports_overflow_infinity): New static function.
21358 (make_overflow_infinity): New static function.
21359 (negative_overflow_infinity): New static function.
21360 (positive_overflow_infinity): New static function.
21361 (is_negative_overflow_infinity): New static function.
21362 (is_positive_overflow_infinity): New static function.
21363 (is_overflow_infinity): New static function.
21364 (overflow_infinity_range_p): New static function.
21365 (compare_values_warnv): New function split out of compare_values.
21366 (compare_value): Call it.
21367 (set_value_range_to_nonnegative): Add overflow_infinity
21368 parameter. Change caller.
21369 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
21371 (vrp_expr_computes_nonzero): Likewise.
21372 (compare_ranges, compare_range_with_value): Likewise.
21373 (compare_name_with_value, compare_names): Likewise.
21374 (vrp_evaluate_conditional): Likewise.
21375 (set_value_range): Handle infinity
21376 (vrp_operand_equal_p, operand_less_p): Likewise.
21377 (extract_range_from_assert): Likewise.
21378 (vrp_int_const_binop): Likewise.
21379 (extract_range_from_binary_expr): Likewise.
21380 (extract_range_from_unary_expr): Likewise.
21381 (extract_range_from_comparison): Likewise.
21382 (extract_range_from_expr): Likewise.
21383 (dump_value_range): Likewise.
21384 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
21385 (test_for_singularity): Likewise.
21386 (vrp_int_const_binop): Remove inline qualifier.
21387 (adjust_range_with_scev): Add comment.
21388 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
21390 2007-03-02 Diego Novillo <dnovillo@redhat.com>
21392 * tree-ssa-structalias.c (could_have_pointers): Tidy.
21393 (get_constraint_for): Likewise.
21394 (do_structure_copy): Likewise.
21395 (find_func_aliases): Fix references to MODIFY_EXPR.
21396 (intra_create_variable_infos): Tidy.
21397 * tree-ssa-operands.c (add_virtual_operand): Add argument
21399 When adding members of alias sets, if IS_CALL_SITE is true and
21400 the symbol is not call-clobbered, skip it.
21401 Adjust all callers.
21403 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
21405 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
21406 entry by means of emit_insn_at_entry.
21408 2007-03-02 Richard Henderson <rth@redhat.com>
21410 * expr.h (promoted_input_arg): Remove decl.
21411 * function.c (promoted_input_arg): Merge into ...
21412 * combine.c (setup_incoming_promotions): ... only caller.
21413 Rearrange to avoid double loop.
21415 2007-03-02 Ben Elliston <bje@au.ibm.com>
21416 Peter Bergner <bergner@vnet.ibm.com>
21417 Janis Johnson <janis187@us.ibm.com>
21419 * config/rs6000/dfp.md: New file.
21420 * config/rs6000/rs6000.md: Include dfp.md.
21421 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
21422 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
21423 and TDmode decimal float modes in FP registers.
21424 (num_insns_constant): Likewise.
21425 (rs6000_legitimate_offset_address_p): Likewise.
21426 (rs6000_legitimize_address): Likewise.
21427 (rs6000_legitimize_reload_address): Likewise.
21428 (rs6000_legitimate_address): Likewise.
21429 (rs6000_emit_move): Likewise.
21430 (function_arg_boundary): Likewise.
21431 (function_arg_advance): Likewise.
21432 (rs6000_darwin64_record_arg_recurse): Likewise.
21433 (function_arg): Likewise.
21434 (rs6000_gimplify_va_arg): Likewise.
21435 (rs6000_split_multireg_move): Likewise.
21436 (rs6000_output_function_epilogue): Likewise.
21437 (rs6000_output_function_epilogue): Likewise.
21438 (rs6000_register_move_cost): Likewise.
21439 (rs6000_function_value): Likewise.
21440 (rs6000_libcall_value): Likewise.
21442 2007-03-02 Richard Sandiford <richard@codesourcery.com>
21444 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
21446 2007-03-02 Richard Sandiford <richard@codesourcery.com>
21448 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
21449 Use $MULTIDIR to choose between the kernel and RTP headers,
21450 and use $WIND_BASE and $WIND_USR to locate them.
21452 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
21454 * config/i386/i386.c (override_options): Put initialization of
21455 ix86_tune_mask and ix86_arch_mask to the correct place.
21457 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
21458 Michael Meissner <michael.meissner@amd.com>
21461 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
21462 (ARCHMASK): Define.
21463 (TARGET_CMOVE): Use ARCHMASK.
21464 (TARGET_CMPXCHG): Ditto.
21465 (TARGET_CMPXCHG8B): Ditto.
21466 (TARGET_XADD): Ditto.
21467 (TARGET_BSWAP): Ditto.
21468 * config/i386/i386.c (ix86_tune_mask): New global variable.
21469 (ix86_arch_mask): Ditto.
21470 (override_options): Initialize ix86_tune_mask and
21471 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
21474 2007-03-02 Ben Elliston <bje@au.ibm.com>
21477 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
21479 2007-03-02 Joseph Myers <joseph@codesourcery.com>
21481 * target.h (init_dwarf_reg_sizes_extra): New target hook.
21482 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
21483 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
21484 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
21486 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
21487 rs6000_init_dwarf_reg_sizes_extra): New.
21488 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
21489 SPE register high parts.
21491 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
21493 * Makefile.in: Add install-pdf target as
21494 copied from automake v1.10 rules.
21495 * configure.ac: Add install-pdf to target list.
21496 * configure: Regenerate.
21498 2007-03-01 Paul Brook <paul@codesourcery.com>
21500 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
21501 modes to LDRD for DImode.
21502 (output_move_double): Fixup out of range ldrd/strd.
21503 (vfp_secondary_reload_class): Rename...
21504 (coproc_secondary_reload_class): ... to this. Add wb argument.
21505 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
21506 coproc_secondary_reload_class for CLASS_IWMMXT.
21507 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
21508 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
21510 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
21512 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
21513 unroll factor by the estimated number of iterations.
21514 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
21515 than prefetch latency.
21517 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
21518 decode_caches_intel, detect_caches_intel): New functions.
21519 (host_detect_local_cpu): Use detect_caches_amd and
21520 detect_caches_intel.
21522 2007-03-01 Richard Henderson <rth@redhat.com>
21524 * expr.c (emit_move_complex_push): Export.
21525 (emit_move_complex_parts): Split out from ...
21526 (emit_move_complex): ... here.
21527 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
21528 * config/i386/i386.md (movcdi): New.
21530 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
21532 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
21533 size of mode1 to check for tieable modes in MMX case.
21535 2007-03-01 Richard Sandiford <richard@codesourcery.com>
21537 * Makefile.in (rtlanal.o): Depend on tree.h.
21538 * rtl.h (offset_within_section_p, split_const): Declare.
21539 * rtlanal.c: Include tree.h.
21540 (offset_within_block_p): New function, taken from
21541 mips_offset_within_object_p.
21542 (split_const): New function, taken from mips_split_const.
21543 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
21545 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
21546 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
21547 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
21548 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
21549 (m68k_illegitimate_symbolic_constant_p): New function.
21550 * config/m68k/m68k.md (movsi): Remove misleading predicates.
21551 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
21552 symbolic constant that might be outside the symbol's section,
21553 move the symbol first and then add the offset.
21554 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
21556 * config/mips/mips.c (mips_split_const): Delete.
21557 (mips_offset_within_object_p): Delete.
21558 (mips_symbolic_constant_p): Use offset_within_section_p and
21559 split_const instead of mips_offset_within_object_p and
21561 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
21562 (mips_legitimize_const_move, print_operand_reloc)
21563 (mips_dangerous_for_la25_p): Use split_const instead of
21566 2007-02-28 Eric Christopher <echristo@apple.com>
21568 * Makefile.in (install-include-dir): Don't rm -rf include.
21570 2007-02-28 Richard Guenther <rguenther@suse.de>
21572 PR middle-end/30364
21573 * fold-const.c (fold_binary): Do not associate expressions
21574 with more than one variable for integer types that do not wrap.
21576 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
21578 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
21579 Delete, and replace with...
21580 (fold_builtin_call_array): This. Update callers to use it.
21581 * fold-const.c (fold_build_call_list): Delete, and replace with...
21582 (fold_build_call_array): This.
21583 (fold_build_call_list_initializer): Delete, and replace with...
21584 (fold_build_call_array_initializer): This.
21585 * tree.h: Update declarations to reflect above changes.
21587 * c-typeck.c (build_function_call): Store converted arguments
21588 in a stack-allocated array instead of building a list.
21589 (convert_arguments): Store arguments in the array passed in as an
21590 argument, and return the actual number of arguments.
21591 * c-format.c: (check_function_format): Pass arguments in an
21592 array instead of a list.
21593 * c-common.c (check_function_nonnull): Likewise.
21594 (check_function_sentinel): Likewise.
21595 (check_function_arguments): Likewise.
21596 * c-common.h: Update declarations to reflect above changes.
21598 2007-02-28 Jan Hubicka <jh@suse.cz>
21600 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
21601 PRED_NEGATIVE_RETURN): Update outcomes.
21603 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
21605 * calls.c (emit_library_call_value_1): Handle partial registers
21606 correctly when building up CALL_INSN_FUNCTION_USAGE.
21608 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21610 * pa/predicates.md (move_src_operand): Allow zero for mode.
21611 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
21614 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
21617 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
21618 *movv2df_internal): Enable pattern only for valid operand
21620 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
21621 tie only 128bit modes. For MMX registers, tie only 64bit modes.
21623 2007-02-27 Mike Stump <mrs@apple.com>
21625 * config/darwin-crt3.c: Avoid compilation when compiling for a
21628 2007-02-27 Joseph Myers <joseph@codesourcery.com>
21630 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
21632 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
21633 for fixed headers and limits.h.
21634 (install-include-dir, install-headers-tar, install-headers-cpio,
21635 install-headers-cp, real-install-headers-tar,
21636 real-install-headers-cpio, real-install-headers-cp): Handle
21637 include-fixed as well as include.
21638 (install-mkheaders): Don't install files that go only in include
21640 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
21641 from GCC_INCLUDE_DIR.
21642 * gcc.c (process_command): Remove special -BstageN/ handling.
21643 (do_spec_1): Add include-fixed directories.
21645 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
21647 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
21649 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
21651 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
21654 2007-02-27 Mark Mitchell <mark@codesourcery.com>
21656 * c-common.c (get_priority): Add check for
21657 SUPPORTS_INIT_PRIORITY.
21659 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
21661 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
21663 * config/bfin/bfin.c: Include "cfglayout.h".
21664 (MAX_LSETUP_DISTANCE): New macro.
21665 (struct loop_info): New members incoming, incoming_src and
21666 incoming_dest. Delete member predecessor.
21667 (length_for_loop): New function.
21668 (bfin_optimize_loop): Handle more different loop structures.
21669 (bfin_discover_loop): Rework detection of predecessor blocks by
21670 examining incoming edges.
21671 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
21673 (bfin_reorder_loops): New function.
21674 (bfin_reorg_loops): Use these three new functions.
21676 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
21677 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
21678 (CONSTRAINT_LEN): Add entry for 'q'.
21679 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
21680 Add 'q' constraints.
21681 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
21682 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
21684 * config/bfin/bfin.md (add_with_carry): New pattern.
21685 (s_or_u, su_optab, su_modifier): New code macros/attrs.
21686 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
21687 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
21688 support unsigned multiplies too. Removed incorrect commutativity from
21689 operand 1 constraint where appropriate.
21690 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
21692 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
21693 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
21695 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
21696 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
21697 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
21698 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
21699 usmulhisi_hh_huh): New patterns.
21701 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
21702 lshifthi3): Fix output template to use half reg for operand 2.
21704 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
21707 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
21709 2007-02-27 Andreas Schwab <schwab@suse.de>
21711 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
21713 2007-02-27 Jan Hubicka <jh@suse.cz>
21715 * predict.c (last_basic_block_p): Remove.
21716 (tree_estimate_probability): Update return heuristic for commonized
21719 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
21721 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
21723 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
21725 * doc/include/gcc-common.texi (versionsubtitle): New macro.
21726 * doc/cpp.texi: Standardize title page.
21727 * doc/cppinternals.texi: Likewise.
21728 * doc/gcc.texi: Standardize title page, remove version number
21729 from copyright page.
21730 * doc/gccint.texi: Likewise.
21731 * doc/install.texi: Standardize title page, add table of
21734 2007-02-26 Jan Hubicka <jh@suse.cz>
21736 * predict.def: Set outcomes according to more recent results.
21737 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
21738 Remove dead predictors.
21739 * predict.c (return_prediction): Fix pasto.
21741 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
21743 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
21744 change; avoid a memory leak when returning early.
21746 2007-02-26 Mark Mitchell <mark@codesourcery.com>
21748 * c-decl.c (static_ctors): Move to c-common.c.
21749 (static_dtors): Likewise.
21750 (finish_function): Use c_record_cdtor_fn.
21751 (build_cdtor): Move to c-common.c.
21752 (c_write_global_declarations): Use c_build_cdtor_fns.
21753 * c-common.h (static_ctors): Declare.
21754 (static_dtors): Likewise.
21755 (c_record_cdtor_fn): Likewise.
21756 (c_build_cdtor_fns): Likewise.
21757 * c-common.c (static_ctors): New variable.
21758 (static_dtors): Likewise.
21759 (c_record_cdtor_fn): New function.
21760 (build_cdtor): Move from c-decl.c
21761 (c_build_cdtor_fns): New function.
21763 * output.h (assemble_addr_to_section): Declare.
21764 (get_cdtor_priority_section): Likewise.
21765 * varasm.c (assemble_addr_to_section): New function.
21766 (get_cdtor_priority_section): Likewise.
21767 (default_named_section_asm_out_destructor): Use them.
21768 (destor_dtor_section_asm_out_destructor): Likewise.
21769 (default_named_section_asm_out_constructor): Likewise.
21770 (default_ctor_section_asm_out_constructor): Likewise.
21771 * config.gcc (*-*-vxworks*): Include vxworks.o.
21772 * config/t-vxworks (vxworks.o): New target.
21773 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
21774 (TARGET_ASM_CONSTRUCTOR): Define.
21775 (TARGET_ASM_DESTRUCTOR): Likewise.
21776 (vxworks_asm_out_constructor): Declare.
21777 (vxworks_asm_out_destructor): Likewise.
21779 * c-common.c (get_priority): Check that we have not just an
21780 INTEGER_CST, but an integer constant with integeral type.
21782 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
21784 PR tree-optimization/30938
21785 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
21786 use &dt[nargs-1] instead of &dt[nargs] in the call to
21787 vect_is_simple_use().
21789 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
21791 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
21792 from register elimination as PRE_MODIFY / POST_MODIFY increments.
21793 Do not attempt to handle MEM inside auto-inc expressions.
21794 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
21795 of a register modified by an auto-inc expression. However, do handle
21796 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
21797 (elimination_effects): Prohibit elimination of a register modified
21798 by an auto-inc expression. Disable register elimination rules whose
21799 target register is modified by an auto-inc expression with variable
21802 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
21804 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
21806 (array_at_struct_end_p): New function.
21807 (idx_infer_loop_bounds): Use it.
21808 (estimate_numbers_of_iterations_loop): Export.
21809 * predict.c (predict_loops): Use estimated_loop_iterations_int.
21810 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
21811 (tree_estimate_probability): Call record_loop_exits.
21812 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
21813 (estimated_loop_iterations, estimated_loop_iterations_int,
21814 estimated_loop_iterations_tree): New functions.
21815 (analyze_siv_subscript_cst_affine,
21816 compute_overlap_steps_for_affine_1_2,
21817 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
21818 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
21819 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
21820 (PRED_LOOP_ITERATIONS_GUESSED): New.
21821 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
21822 * cfgloop.h (estimate_numbers_of_iterations_loop,
21823 estimated_loop_iterations_int): Declare.
21825 2007-02-25 Mark Mitchell <mark@codesourcery.com>
21827 * doc/extend.texi: Document optional priority argument to
21828 constructors and destructors.
21829 * tree.c (init_priority_for_decl): Adjust GTY markers.
21830 (init_ttree): Use priority-info hash functions for
21831 init_priority_for_decl.
21832 (tree_map_eq): Rename to ...
21833 (tree_map_base_eq): ... this.
21834 (tree_map_marked_p): Rename to ...
21835 (tree_map_base_marked_p): ... this.
21836 (tree_map_base_hash): New function.
21837 (decl_init_priority_lookup): Rework.
21838 (decl_fini_priority_lookup): New function.
21839 (decl_priority_info): New function.
21840 (decl_init_priority_insert): Use it.
21841 (decl_fini_priority_insert): Likewise.
21842 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
21844 (decl_restrict_base_insert): Likewise.
21845 (decl_debug_expr_insert): Likewise.
21846 (decl_value_expr_lookup): Likewise.
21847 (decl_value_expr_insert): Likewise.
21848 * tree.h (priority_type): New type.
21849 (decl_init_priority_lookup): Use priority_type.
21850 (decl_fini_priority_lookup): New function.
21851 (decl_init_priority_insert): Use priority_type.
21852 (decl_fini_priority_insert): New function.
21853 (DECL_HAS_INIT_PRIORITY): Tweak comments.
21854 (DECL_INIT_PRIORITY): Likewise.
21855 (SET_DECL_INIT_PRIORITY): Add comment.
21856 (DECL_FINI_PRIORITY): New macro.
21857 (SET_DECL_FINI_PRIORITY): Likewise.
21858 (DEFAULT_INIT_PRIORITY): Document.
21859 (MAX_INIT_PRIORITY): Likewise.
21860 (MAX_RESERVED_INIT_PRIORITY): Likewise.
21861 (tree_map_base): New type.
21862 (tree_map_base_eq): New function.
21863 (tree_map_base_hash): Likewise.
21864 (tree_map_base_marked_p): Likewise.
21865 (tree_map): Inherit from tree_map_base.
21866 (tree_map_eq): Make it a macro.
21867 (tree_map_marked_p): Likewise.
21868 (tree_int_map): Inherit from tree_map_base.
21869 (tree_int_map_eq): Make it a macro.
21870 (tree_int_map_hash): Likewise.
21871 (tree_int_map_marked_p): Likewise.
21872 (tree_priority_map): New type.
21873 (tree_priority_map_eq): New macro.
21874 (tree_priority_map_hash): Likewise.
21875 (tree_priority_map_marked_p): Likewise.
21876 * varasm.c (emults_decl): Adjust for refactoring of tree_map
21878 (emutls_common_1): Likewise.
21879 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
21880 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
21881 of tree_map hierarchy.
21882 * tree-cfg.c (move_stmt_r): Likewise.
21883 (new_label_mapper): Likewise.
21884 * c-tree.h (c_expand_body): Move to ...
21885 * c-common.h (c_expand_body): ... here.
21886 * c-decl.c (c_expand_body): Move to ...
21887 * c-common.c (c_expand_body): ... here.
21888 (c_common_attribute_table): Allow 1 argument for the constructor
21889 and destructor attributes.
21890 (get_priority): New function.
21891 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
21892 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
21894 2007-02-24 Jan Hubicka <jh@suse.cz>
21896 PR middle-end/30509
21897 * tree-inline.c (copy_bb): Produce exact copy of EH info when
21898 copying for inlining.
21900 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
21901 Jan Hubicka <jh@suse.cz>
21904 * i386.c (counter_mode): New function.
21905 (expand_set_or_movmem_via_loop): Use it.
21906 (expand_movmem_epilogue): Likewise; fix pasto.
21907 (ix86_expand_movmem): Do emit guard even for constant counts.
21908 (ix86_expand_setmem): Likewise.
21910 2007-02-25 Nick Clifton <nickc@redhat.com>
21912 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
21913 (JUMP_TABLES_IN_TEXT_SECTION): Define.
21915 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
21918 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
21919 count argument with 0x10, not with 0x16.
21920 (expand_setmem_epilogue): Ditto.
21922 2007-02-24 Mike Stump <mrs@apple.com>
21924 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
21927 2007-02-24 Richard Guenther <rguenther@suse.de>
21929 PR middle-end/30951
21930 * fold-const.c (fold_binary): Fold x +- CST op x for
21931 EQ_EXPR and NE_EXPR.
21933 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21935 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
21937 2007-02-24 Jan Hubicka <jh@suse.cz>
21939 * cgraphunit.c (decide_is_function_needed): Honor
21940 -fkeep-inline-functions.
21942 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21944 * builtins.c (fold_builtin_modf): New.
21945 (fold_builtin_2): Use it.
21947 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
21949 * loop-iv.c (implies_p): Detect additional cases where A implies B.
21950 (determine_max_iter): Take additional LOOP arg; all callers changed.
21951 Lose broken logic dealing with PLUS. Try to limit the upper bound by
21952 one using simplifications.
21953 (simplify_using_initial_values): Return if the expression becomes
21954 invalid due to altered regs.
21956 2007-02-23 DJ Delorie <dj@redhat.com>
21958 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
21960 2007-02-23 Mike Stump <mrs@apple.com>
21962 * tlink.c (scan_linker_output): Parse linker messages from
21963 darwin9's linker better.
21965 2007-02-23 Steve Ellcey <sje@cup.hp.com>
21968 * varpool.c (varpool_assemble_pending_decls): Set
21969 varpool_last_needed_node to null.
21971 2007-02-23 DJ Delorie <dj@redhat.com>
21973 * config/i386/i386.c (ix86_data_alignment): Don't specify an
21974 alignment bigger than the object file can handle.
21976 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
21979 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
21980 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
21981 (*movsf_1): Penalize MMX moves.
21983 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
21985 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
21986 2^32-1 or more times unless flag_unsafe_loop_optimizations.
21988 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
21990 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21992 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
21993 (fold_builtin_1): Use them.
21994 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
21995 BUILT_IN_SIGNIFICAND.
21997 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
21999 * config/i386/i386.c (bdesc_1arg): Initialize
22000 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
22001 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
22002 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
22003 and IX86_BUILTIN_MOVSLDUP.
22005 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
22007 PR rtl-optimization/30841
22008 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
22010 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22012 * builtins.c (fold_builtin_frexp): New.
22013 (fold_builtin_2): Use it.
22015 2007-02-22 Mark Mitchell <mark@codesourcery.com>
22017 * doc/invoke.texi (Spec Files): Document getenv spec function.
22019 * gcc.c (getenv_spec_function): New function.
22020 (static_spec_functions): Add it.
22021 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
22022 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
22025 2007-02-22 Michael Matz <matz@suse.de
22028 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
22029 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
22031 2007-02-22 Ian Lance Taylor <iant@google.com>
22034 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
22035 (mem_loc_descriptor): Call it.
22037 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
22038 Ira Rosen <irar@il.ibm.com>
22040 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
22042 2007-02-22 Ira Rosen <irar@il.ibm.com>
22044 PR tree-optimization/30843
22045 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
22046 stores only after all the group is vectorized.
22048 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
22050 PR tree-optimization/30858
22051 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
22052 in the reduction cycle have a single use in the loop.
22053 * tree-vectorizer.h (relevant): Add documentation.
22055 2007-02-20 Mike Stump <mrs@apple.com>
22057 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
22058 * configure: Regenerate.
22060 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
22062 Change the defaults of some parameters and options.
22063 * config/spu/spu-protos.h (spu_optimization_options): Declare.
22064 * config/spu/spu.c (spu_optimization_options): Add.
22065 (spu_override_options): Change params in spu_optimization_options.
22066 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
22068 Register 127 is only 16 byte aligned when used as a frame pointer.
22069 * config/spu/spu-protos.h (spu_init_expanders): Declare.
22070 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
22071 HARD_FRAME_POINTER_REGNUM.
22072 (spu_legitimate_address): Use regno_aligned_for_reload.
22073 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
22074 aligned when frame_pointer_needed is true.
22075 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
22077 * config/spu/spu.h (INIT_EXPANDERS): Define.
22079 Make sure shift and rotate instructions have valid immediate operands.
22080 * config/spu/predicates.md (spu_shift_operand): Remove.
22081 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
22082 * config/spu/constraints.md (W, O): Extend range.
22083 * config/spu/spu.md (umask, nmask): Define.
22084 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
22085 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
22086 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
22087 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
22088 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
22089 (lshr<mode>3_reg): Fix rtl description.
22091 Make sure mulhisi immediate operands are valid.
22092 * config/spu/predicates.md (imm_K_operand): Add.
22093 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
22095 Generate constants using fsmbi and andi.
22096 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
22097 (print_operand, spu_split_immediate, classify_immediate,
22098 fsmbi_const_p): Handle IC_FSMBI2.
22100 Correctly handle a CONST_VECTOR containing symbols.
22101 * config/spu/spu.c (print_operand): Handle HIGH correctly.
22102 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
22103 (immediate_load_p): Allow symbols that use 2 instructions to create.
22104 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
22105 with symbols when flag_pic is set.
22106 (const_vector_immediate_p): New.
22107 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
22108 accept a CONST_VECTOR with symbols.
22109 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
22110 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
22112 * config/spu/spu.md (high, low): Delete.
22113 (low_<mode>): Define.
22115 Remove INTRmode and INTR_REGNUM, which didn't work.
22116 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
22118 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
22119 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
22120 peephole2 pattern): Don't use INTR or 131.
22121 (movintrcc): Delete.
22122 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
22123 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
22124 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
22125 (UNSPEC_SET_INTR): Add.
22126 * config/spu/spu-modes.def (INTR): Remove.
22128 More accurate warnings about run-time relocations.
22129 * config/spu/spu.c (reloc_diagnostic): Test in_section.
22131 Correctly warn about immediate arguments to specific intrinsics.
22132 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
22133 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
22134 the instruction predicate.
22136 Fix tree check errors with latest update.
22137 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
22139 (spu_expand_builtin): Use CALL_EXPR_FN.
22141 Add missing specific intrinsics.
22142 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
22144 * config/spu/spu_internals.h: Ditto.
22146 Fix incorrect operand modifiers.
22147 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
22148 * config/spu/spu.md (xor<mode>3): Change %S to %J.
22150 Optimize one case of zero_extend of a vec_select.
22151 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
22153 Accept any immediate for hbr.
22154 * config/spu/spu.md (hbr): Change s constraints to i.
22156 2007-02-21 Paul Brook <paul@codesourcery.com>
22158 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
22159 condexec_count when skipping USE and CLOBBER.
22161 2007-02-21 Nick Clifton <nickc@redhat.com>
22163 * common.opt (Warray-bounds): Add Warning attribute.
22164 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
22166 (fsized-zeroes): Add Optimization attribute.
22167 (fsplit-wide-types, ftree-scev-cprop): Likewise.
22168 * c.opt (Wc++0x-compat): Add Warning attribute.
22170 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
22172 PR middle-end/30761
22173 * reload1.c (eliminate_regs_in_insn): In the single_set special
22174 case, attempt to re-recognize the insn before falling back to
22175 having reload fix it up.
22177 2007-02-20 Eric Christopher <echristo@gmail.com>
22179 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
22180 Rewrite accordingly.
22181 (frv_read_iacc_argument): Ditto.
22182 (frv_expand_set_builtin): Take a call instead of arglist, update for
22184 (frv_expand_unop_builtin): Ditto.
22185 (frv_expand_binop_builtin): Ditto.
22186 (frv_expand_cut_builtin): Ditto.
22187 (frv_expand_binopimm_builtin): Ditto.
22188 (frv_expand_voidbinop_builtin): Ditto.
22189 (frv_expand_int_void2arg): Ditto.
22190 (frv_expand_prefetches): Ditto.
22191 (frv_expand_voidtriop_builtin): Ditto.
22192 (frv_expand_voidaccop_builtin): Ditto.
22193 (frv_expand_load_builtin): Ditto.
22194 (frv_expand_store_builtin): Ditto.
22195 (frv_expand_mdpackh_builtin): Ditto.
22196 (frv_expand_mclracc_builtin): Ditto.
22197 (frv_expand_mrdacc_builtin): Ditto.
22198 (frv_expand_mwtacc_builtin): Ditto.
22199 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
22202 2007-02-20 Janis Johnson <janis187@us.ibm.com>
22204 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
22205 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
22207 (HAVE_GAS_DFP): Check for assembler support of decimal floating
22208 point instructions.
22209 * configure: Regenerate.
22210 * config.in: Regenerate.
22211 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
22212 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
22213 masks to power6 and power6x and to POWERPC_MASKS.
22214 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
22216 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
22217 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
22218 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
22219 Access PROTOTYPE as variable, not mask.
22221 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
22223 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
22224 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
22225 * combine.c (adjust_for_new_dest): Use it.
22226 * postreload.c (reload_combine): Likewise.
22228 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
22230 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
22231 notes on an insn with multiple sets, even if single_set returns
22232 non-NULL for that insn.
22234 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22236 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
22237 scalbn and scalbln.
22239 2007-02-20 Geoffrey Keating <geoffk@apple.com>
22241 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
22242 if user didn't pass it.
22243 * config/i386/darwin.h (CC1_SPEC): Likewise.
22244 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
22245 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
22246 -mmacosx-version-min.
22248 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22249 Uros Bizjak <ubizjak@gmail.com>
22251 * optabs.h (enum optab_index): Add new OTI_scalb.
22252 (scalb_optab): Define corresponding macro.
22253 * optabs.c (init_optabs): Initialize scalb_optab.
22254 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
22256 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
22257 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
22258 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
22259 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
22260 flag_unsafe_math_optimizations is set.
22262 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
22263 to implement scalbf, scalb and scalbl built-ins as inline x87
22266 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22267 DJ Delorie <dj@redhat.com>
22270 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
22271 (diagnostic_report_diagnostic): ... here, and turn them into real
22272 errors. If warnings are inhibited, no need to do anything.
22274 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
22276 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
22277 better code generation.
22279 2007-02-20 Ben Elliston <bje@au.ibm.com>
22281 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
22283 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
22285 * config/alpha/alpha.c, config/alpha/alpha.md,
22286 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
22287 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
22288 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
22289 config/arm/lib1funcs.asm: Follow spelling conventions.
22291 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
22292 config/fr30/fr30.md, config/i386/i386.h,
22293 config/iq2000/iq2000.h, config/iq2000/predicates.md,
22294 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
22295 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
22296 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
22297 config/rs6000/altivec.md, config/rs6000/rs6000.c,
22298 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
22299 config/sparc/sparc.c, config/sparc/sparc.h,
22300 config/sparc/sparc.md, config/spu/constraints.md,
22301 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
22304 2007-02-20 Alan Modra <amodra@bigpond.net.au>
22307 * varasm.c (use_blocks_for_decl_p): Return false for decls with
22310 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
22312 * doc/invoke.texi (-ftree-lrs): Remove.
22314 2007-02-19 Diego Novillo <dnovillo@redhat.com>
22316 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
22319 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
22321 * config/ia64/ia64.c (ia64_expand_builtin): Use the
22322 new CALL_EXPR_FN macro for retrieving the function
22323 declaration of the input expression.
22325 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22327 * c.opt (Waddress): New.
22328 * common.opt (Walways-true): Delete.
22329 (Wstring-literal-comparison): Delete.
22330 * doc/invoke.texi (Warning Options): Delete -Walways-true and
22331 -Wstring-literal-comparison. Add -Waddress.
22333 (Walways-true): Delete.
22334 (Wstring-literal-comparison): Delete.
22335 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
22336 consistently instead of -Walways-true in example.
22337 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
22338 * c-typeck.c (parser_build_binary_op): Replace
22339 -Wstring-literal-comparison and -Walways-true with -Waddress.
22340 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
22343 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
22345 * tree-cfg.c (dump_function_to_file): Be prepared for functions
22346 without DECL_STRUCT_FUNCTION initialized.
22348 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
22350 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
22351 due to calls to functions taking pointers as parameters.
22353 2007-02-19 Richard Henderson <rth@redhat.com>
22356 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
22359 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
22361 * config/s390/s390.c (s390_call_saved_register_used,
22362 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
22363 accessed to the new scheme.
22365 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
22367 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
22368 (cris_print_index, cris_print_operand, cris_print_operand_address)
22369 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
22370 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
22371 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
22372 GET_CODE () == xxx.
22373 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
22374 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
22375 GO_IF_LEGITIMATE_ADDRESS): Ditto.
22376 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
22377 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
22378 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
22379 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
22380 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
22381 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
22382 (uminsi3, call, call_value): Ditto.
22383 (define_split: indir_to_reg_split, unnamed): Ditto.
22385 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
22387 PR tree-optimization/30975
22388 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
22391 2007-02-18 Eric Christopher <echristo@gmail.com>
22393 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
22394 Remove use of arglist.
22395 (mips_expand_builtin): Remove use of arglist, pass in expr.
22396 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
22397 (mips_expand_builtin_movtf): Ditto.
22398 (mips_expand_builtin_compare): Ditto.
22400 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
22402 * tree-sra.c (sra_build_assignment): Replace assertion
22403 checking with a comment explaining why it can't be done.
22405 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
22407 PR middle-end/30833
22408 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
22409 during CALL_EXPR representation conversion.
22410 * tree-ssa-propagate.c (set_rhs): Likewise.
22412 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
22414 * tree-sra.c (sra_build_assignment): Disable assertion checking
22417 2007-02-18 Roger Sayle <roger@eyesopen.com>
22419 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
22420 instead of calling build2 with a GIMPLE_MODIFY_STMT.
22421 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
22423 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
22424 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
22425 gimplify_init_ctor_eval_range, gimple_push_cleanup,
22426 gimplify_omp_for, gimplify_omp_atomic_pipeline,
22427 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
22428 force_gimple_operand): Likewise.
22429 * ipa-cp.c (constant_val_insert): Likewise.
22430 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
22431 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
22432 perfect_nestify): Likewise.
22433 * langhooks.c (lhd_omp_assignment): Likewise.
22434 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
22435 lower_copyprivate_clauses, lower_send_clauses,
22436 lower_send_shared_vars, expand_parallel_call,
22437 expand_omp_for_generic, expand_omp_for_static_nochunk,
22438 expand_omp_for_static_chunk, expand_omp_sections,
22439 lower_omp_single_copy, lower_omp_for_lastprivate,
22440 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
22441 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
22442 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
22445 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
22447 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
22448 config/sh/sh.md: Follow spelling conventions.
22450 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
22451 config/frv/predicates.md: Follow spelling conventions.
22453 * config/m68k/linux-unwind.h: Fix a comment typo.
22454 * target.h: Follow spelling conventions.
22456 2007-02-18 Roger Sayle <roger@eyesopen.com>
22458 PR rtl-optimization/28173
22459 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
22460 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
22461 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
22462 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
22463 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
22465 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22467 * builtins.c (fold_builtin_load_exponent): New.
22468 (fold_builtin_2): Use it.
22470 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
22472 PR rtl-optimization/30773
22473 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
22474 if we fail to attach a REG_EQUIV note.
22476 2007-02-18 David Edelsohn <edelsohn@gnu.org>
22477 Roger Sayle <roger@eyesopen.com>
22479 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
22481 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
22483 * calls.c (initialize_argument_information): Pass original EXP
22484 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
22485 code to split complex arguments here, as part of initializing the
22487 (expand_call): Remove code that builds a list of arguments and
22488 inserts implicit arguments into it. Instead, just count how many
22489 implicit arguments there will be so we can determine the size of
22490 the ARGS array, and let initialize_argument_information do the work.
22491 (split_complex_values): Delete unused function.
22493 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
22495 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
22497 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
22499 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
22500 for arg pointer based indexed addressing.
22502 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
22504 * config/ia64/ia64.h, config/ia64/ia64.md,
22505 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
22506 spelling conventions.
22508 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
22510 * config/m68k/m68k.c (split_di): New.
22511 * config/m68k/m68k-protos.h: Declare split_di.
22512 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
22513 Improve predicate handling and split constant shifts.
22515 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
22517 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
22518 parameter for register bitfield operations, general predicates
22521 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
22523 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
22524 * config/m68k/linux-unwind.h: New file.
22526 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
22528 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
22529 config/i386/athlon.md, config/ia64/ia64.md,
22530 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
22531 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
22532 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
22533 tree-ssa-loop-niter.c, tree-vect-analyze.c,
22534 tree-vect-transform.c: Fix comment typos.
22536 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
22538 * sched-deps.c (find_insn_list): Remove.
22539 * sched-int.h: Remove the prototype for find_insn_list.
22541 2007-02-16 Geoffrey Keating <geoffk@apple.com>
22543 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
22545 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
22546 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
22547 darwin_rs6000_override_options.
22548 (C_COMMON_OVERRIDE_OPTIONS): Expect
22549 darwin_macosx_version_min to be non-NULL always.
22550 (TARGET_C99_FUNCTIONS): Likewise.
22551 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
22552 (DARWIN_MINVERSION_SPEC): New.
22553 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
22554 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
22556 (DARWIN_MINVERSION_SPEC): New.
22557 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
22559 * config/darwin-c.c (darwin_cpp_builtins): Expect
22560 darwin_macosx_version_min to be non-NULL always.
22562 * config/rs6000/rs6000.c: Clean up trailing whitespace.
22564 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
22566 * config/i386/i386.h (x86_use_xchgb): New.
22567 (TARGET_USE_XCHGB): New macro.
22568 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
22569 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
22570 Split after reload into bswaphi for shifts of 8.
22571 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
22572 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
22573 or when optimizing for size.
22575 2007-02-16 Richard Guenther <rguenther@suse.de>
22576 Christian Bruel <christian.bruel@st.com>
22578 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
22579 DECLs but prefer SSA_NAMEs over DECLs.
22581 2007-02-16 Richard Guenther <rguenther@suse.de>
22583 * tree-flow-inline.h (single_imm_use_p): Remove.
22584 (zero_imm_uses_p): Likewise.
22585 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
22586 instead of single_imm_use_p.
22587 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
22590 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22593 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
22594 nested double- and backquotes.
22596 2007-02-15 Roger Sayle <roger@eyesopen.com>
22598 PR middle-end/30391
22599 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
22600 should be unreachable.
22601 (build2_stat): Allow construction of MODIFY_EXPR at any time.
22602 For the time being redirect GIMPLE_MODIFY_STMT to the new
22603 (renamed) build_gimple_modify_stmt_stat.
22604 (build2_gimple_stat): Rename to...
22605 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
22606 Always build a GIMPLE_MODIFY_STMT node.
22607 * tree.h (build2_gimple, build2_gimple_stat): Delete.
22608 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
22611 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
22612 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
22613 * tree-complex.c (set_component_ssa_name, expand_complex_move,
22614 expand_complex_div_wide): Likewise.
22615 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
22616 * tree-ssa-loop-im.c (schedule_sm): Likewise.
22617 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
22618 * tree-ssa-loop-manip.c (create_iv): Likewise.
22619 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
22620 abs_replacement): Likewise.
22621 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
22622 realify_fake_stores): Likewise.
22624 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
22625 node rather than a GIMPLE_MODIFY_STMT node.
22626 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
22627 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
22629 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
22630 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
22631 GIMPLE_MODIFY_STMT.
22633 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
22635 PR middle-end/30433
22636 * fold-const.c (fold_comparison): Add back the
22637 folding of constant complex comparisions.
22639 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
22641 PR middle-end/30729
22642 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
22643 effects unknown to this function, return early.
22645 2007-02-15 Ian Lance Taylor <iant@google.com>
22647 * lower-subreg.c (move_eh_region_note): New static function.
22648 (resolve_simple_move): Call it.
22649 (decompose_multiword_subregs): Track blocks for which we resolve a
22650 simple move which is also a control flow insn. Pass them to
22651 find_many_sub_basic_blocks.
22652 (pass_lower_subreg): Add TODO_verify_flow.
22653 (pass_lower_subreg2): Likewise.
22655 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
22656 Brooks Moses <brooks.moses@codesourcery.com>
22657 Lee Millward <lee.millward@codesourcery.com>
22659 * tree.h (enum tree_code_class): Add tcc_vl_exp.
22660 (VL_EXP_CLASS_P): New.
22661 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
22663 (TREE_OPERAND_CHECK_CODE): Likewise.
22664 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
22665 (TREE_RTL_OPERAND_CHECK): Likewise.
22666 (tree_operand_check_failed): Make second parameter the whole tree
22667 instead of its code. Fixed callers.
22668 (VL_EXP_CHECK): New.
22669 (TREE_OPERAND_LENGTH): New.
22670 (VL_EXP_OPERAND_LENGTH): New.
22671 (CALL_EXPR_FN): New.
22672 (CALL_EXPR_STATIC_CHAIN): New.
22673 (CALL_EXPR_ARGS): New.
22674 (CALL_EXPR_ARG): New.
22675 (call_expr_nargs): New.
22676 (CALL_EXPR_ARGP): New.
22677 (build_nt_call_list): Declare.
22678 (build_vl_exp_stat): Declare.
22679 (build_vl_exp): New.
22680 (build_call_list): Declare.
22681 (build_call_nary): Declare.
22682 (build_call_valist): Declare.
22683 (build_call_array): Declare.
22684 (call_expr_arg): Declare.
22685 (call_expr_argp): Declare.
22686 (call_expr_arglist): Declare.
22687 (fold_build_call_list): Declare.
22688 (fold_build_call_list_initializer): Declare.
22689 (fold_call_expr): Declare to replace fold_builtin.
22690 (fold_builtin_fputs): Update to agree with modified definition.
22691 (fold_builtin_strcpy): Likewise.
22692 (fold_builtin_strncpy): Likewise.
22693 (fold_builtin_memory_chk): Likewise.
22694 (fold_builtin_stxcpy_chk): Likewise.
22695 (fold_builtin_strncpy_chk): Likewise.
22696 (fold_builtin_next_arg): Likewise.
22697 (fold_build_call_expr): Declare.
22698 (fold_builtin_call_list): Declare.
22699 (fold_builtin_call_valist): Declare.
22700 (build_call_expr): Declare.
22701 (validate_arglist): Update to agree with modified definition.
22702 (tree_operand_length): New.
22703 (call_expr_arg_iterator): New.
22704 (init_call_expr_arg_iterator): New.
22705 (next_call_expr_arg): New.
22706 (first_call_expr_arg): New.
22707 (more_call_expr_args_p): New.
22708 (FOR_EACH_CALL_EXPR_ARG): New.
22710 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
22711 and tcc_gimple_stmt.
22712 (tree_code_size): Update documentation. Use sizeof (tree) rather
22713 than sizeof (char *).
22714 (tree_size): Likewise. Add case for tcc_vl_exp.
22715 (tree_node_structure): Add case for tcc_vl_exp.
22716 (contains_placeholder_p): Likewise.
22717 (substitute_in_expr): Likewise.
22718 (substitute_placeholder_in_expr): Likewise.
22719 (stabilize_reference_1): Likewise.
22720 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
22721 to diagnose breakage of this interface for constructing CALL_EXPRs.
22722 (build_nt): Add similar assertion here.
22723 (build_nt_call_list): New.
22724 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
22725 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
22727 (get_callee_fndecl): Use new CALL_EXPR accessors.
22728 (tree_operand_check_failed): Change parameters to pass entire node
22729 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
22730 (process_call_operands): New.
22731 (build_vl_exp_stat): New.
22732 (build_call_list): New.
22733 (build_call_nary): New.
22734 (build_call_valist): New.
22735 (build_call_array): New.
22736 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
22737 (call_expr_arglist): New.
22739 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
22740 tcc_vl_exp instead of a fixed-size tcc_expression.
22742 * doc/c-tree.texi (CALL_EXPR): Document new representation and
22743 accessors for CALL_EXPRs.
22744 (AGGR_INIT_EXPR): Likewise.
22746 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
22747 Brooks Moses <brooks.moses@codesourcery.com>
22748 Lee Millward <lee.millward@codesourcery.com>
22750 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
22751 (expand_builtin_nonlocal_goto): Change parameter to be entire
22752 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
22753 (expand_builtin_prefetch): Likewise.
22754 (expand_builtin_classify_type): Likewise.
22755 (mathfn_built_in): Return NULL_TREE instead of 0.
22756 (expand_errno_check): Use new CALL_EXPR accessors.
22757 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
22758 Return NULL_RTX instead of 0.
22759 (expand_builtin_mathfn_2): Likewise.
22760 (expand_builtin_mathfn_3): Likewise.
22761 (expand_builtin_interclass_mathfn): Likewise.
22762 (expand_builtin_sincos): Likewise.
22763 (expand_builtin_cexpi): Likewise.
22764 (expand_builtin_int_roundingfn): Likewise.
22765 (expand_builtin_int_roundingfn_2): Likewise.
22766 (expand_builtin_pow): Likewise.
22767 (expand_builtin_powi): Likewise.
22768 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
22769 of arglist, fixing callers appropriately. Use new CALL_EXPR
22770 accessors and constructors. Return NULL_RTX instead of 0.
22771 (expand_builtin_strstr): Likewise.
22772 (expand_builtin_strchr): Likewise.
22773 (expand_builtin_strrchr): Likewise.
22774 (expand_builtin_strpbrk): Likewise.
22775 (expand_builtin_memcpy): Likewise.
22776 (expand_builtin_mempcpy): Likewise.
22777 (expand_builtin_mempcpy_args): New.
22778 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
22779 (expand_builtin_memmove_args): New.
22780 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
22781 (expand_movstr): Likewise.
22782 (expand_builtin_strcpy): Likewise.
22783 (expand_builtin_strcpy_args): New.
22784 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
22785 (expand_builtin_strncpy): Likewise.
22786 (expand_builtin_memset): Likewise.
22787 (expand_builtin_memset_args): New.
22788 (expand_builtin_bzero): Similarly to expand_builtin_memset.
22789 (expand_builtin_memcmp): Likewise.
22790 (expand_builtin_strcmp): Likewise.
22791 (expand_builtin_strncmp): Likewise.
22792 (expand_builtin_strcat): Likewise.
22793 (expand_builtin_strncat): Likewise.
22794 (expand_builtin_strspn): Likewise.
22795 (expand_builtin_strcspn): Likewise.
22796 (expand_builtin_args_info): Likewise.
22797 (expand_builtin_va_start): Likewise.
22798 (gimplify_va_arg_expr): Likewise.
22799 (expand_builtin_va_end): Likewise.
22800 (expand_builtin_va_copy): Likewise.
22801 (expand_builtin_frame_address): Likewise.
22802 (expand_builtin_alloca): Likewise.
22803 (expand_builtin_bswap): Likewise.
22804 (expand_builtin_unop): Likewise.
22805 (expand_builtin_fputs): Likewise.
22806 (expand_builtin_expect): Likewise.
22807 (expand_builtin_fabs): Likewise.
22808 (expand_builtin_copysign): Likewise.
22809 (expand_builtin_printf): Likewise.
22810 (expand_builtin_fprintf): Likewise.
22811 (expand_builtin_sprintf): Likewise.
22812 (expand_builtin_init_trampoline): Likewise.
22813 (expand_builtin_signbit): Likewise.
22814 (expand_builtin_fork_or_exec): Likewise.
22815 (expand_builtin_sync_operation): Likewise.
22816 (expand_builtin_compare_and_swap): Likewise.
22817 (expand_builtin_lock_test_and_set): Likewise.
22818 (expand_builtin_lock_release): Likewise.
22819 (expand_builtin): Likewise.
22820 (builtin_mathfn_code): Likewise.
22822 (fold_builtin_constant_p): Pass call arguments individually instead
22823 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
22824 accessors and constructors. Return NULL_TREE instead of 0.
22825 (fold_builtin_expect): Likewise.
22826 (fold_builtin_classify_type): Likewise.
22827 (fold_builtin_strlen): Likewise.
22828 (fold_builtin_nan): Likewise.
22829 (integer_valued_real_p): Likewise.
22830 (fold_trunc_transparent_mathfn): Likewise.
22831 (fold_fixed_mathfn): Likewise.
22832 (fold_builtin_cabs): Likewise.
22833 (fold_builtin_sqrt): Likewise.
22834 (fold_builtin_cbrt): Likewise.
22835 (fold_builtin_cos): Likewise.
22836 (fold_builtin_cosh): Likewise.
22837 (fold_builtin_tan): Likewise.
22838 (fold_builtin_sincos): Likewise.
22839 (fold_builtin_cexp): Likewise.
22840 (fold_builtin_trunc): Likewise.
22841 (fold_builtin_floor): Likewise.
22842 (fold_builtin_ceil): Likewise.
22843 (fold_builtin_round): Likewise.
22844 (fold_builtin_int_roundingfn): Likewise.
22845 (fold_builtin_bitop): Likewise.
22846 (fold_builtin_bswap): Likewise.
22847 (fold_builtin_logarithm): Likewise.
22848 (fold_builtin_hypot): Likewise.
22849 (fold_builtin_pow): Likewise.
22850 (fold_builtin_powi): Likewise.
22851 (fold_builtin_exponent): Likewise.
22852 (fold_builtin_memset): Likewise.
22853 (fold_builtin_bzero): Likewise.
22854 (fold_builtin_memory_op): Likewise.
22855 (fold_builtin_bcopy): Deleted; call site changed to invoke
22856 fold_builtin_memory_op directly.
22857 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
22858 (fold_builtin_strncpy): Likewise.
22859 (fold_builtin_memcmp): Likewise.
22860 (fold_builtin_strcmp): Likewise.
22861 (fold_builtin_strncmp): Likewise.
22862 (fold_builtin_signbit): Likewise.
22863 (fold_builtin_copysign): Likewise.
22864 (fold_builtin_isascii): Likewise.
22865 (fold_builtin_toascii): Likewise.
22866 (fold_builtin_isdigit): Likewise.
22867 (fold_builtin_fabs): Likewise.
22868 (fold_builtin_abs): Likewise.
22869 (fold_builtin_fmin_fmax): Likewise.
22870 (fold_builtin_carg): Likewise.
22871 (fold_builtin_classify): Likewise.
22872 (fold_builtin_unordered_cmp): Likewise.
22874 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
22875 New functions split out from fold_builtin_1.
22876 (fold_builtin_n): New.
22877 (fold_builtin_varargs): New.
22878 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
22880 (fold_call_expr): New.
22881 (build_function_call_expr): Rewrite to use new helper function.
22882 (fold_builtin_call_list): New.
22883 (build_call_expr): New.
22884 (fold_builtin_call_valist): New.
22885 (rewrite_call_expr): New.
22886 (validate_arg): New.
22887 (validate_arglist): Change parameter to be entire CALL_EXPR instead
22888 of an arglist. Change return type to bool. Use new CALL_EXPR
22891 (fold_builtin_strstr): Pass call arguments individually instead
22892 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
22893 accessors and constructors. Return NULL_TREE instead of 0.
22894 (fold_builtin_strchr): Likewise.
22895 (fold_builtin_strrchr): Likewise.
22896 (fold_builtin_strpbrk): Likewise.
22897 (fold_builtin_strcat): Likewise.
22898 (fold_builtin_strncat): Likewise.
22899 (fold_builtin_strspn): Likewise.
22900 (fold_builtin_strcspn): Likewise.
22901 (fold_builtin_fputs): Likewise.
22902 (fold_builtin_next_arg): Likewise.
22903 (fold_builtin_sprintf): Likewise.
22905 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
22906 NULL_RTX instead of 0.
22907 (expand_builtin_memory_chk): Likewise.
22908 (maybe_emit_chk_warning): Likewise.
22909 (maybe_emit_sprintf_chk_warning): Likewise.
22911 (fold_builtin_object_size): Pass call arguments individually instead
22912 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
22913 accessors and constructors. Return NULL_TREE instead of 0.
22914 (fold_builtin_memory_chk): Likewise.
22915 (fold_builtin_stxcpy_chk): Likewise.
22916 (fold_builtin_strncpy_chk): Likewise.
22917 (fold_builtin_strcat_chk): Likewise.
22918 (fold_builtin_strcat_chk): Likewise.
22919 (fold_builtin_strncat_chk): Likewise.
22920 (fold_builtin_sprintf_chk): Likewise.
22921 (fold_builtin_snprintf_chk): Likewise.
22922 (fold_builtin_printf): Likewise.
22923 (fold_builtin_vprintf): Likewise.
22925 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
22927 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
22928 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
22929 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
22930 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
22931 (fold_unary): Likewise.
22932 (fold_binary): Likewise.
22933 (fold_ternary): Remove CALL_EXPR case, since they are no longer
22934 ternary expressions.
22935 (fold): Add logic for tcc_vl_exp.
22936 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
22937 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
22938 (fold_build3_stat): Add assertion to flag broken interface for
22939 constructing CALL_EXPRs.
22940 (fold_build_call_list): New.
22941 (fold_build_call_list_initializer): New.
22942 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
22944 (fold_strip_sign_ops): Likewise.
22946 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
22947 Brooks Moses <brooks.moses@codesourcery.com>
22948 Lee Millward <lee.millward@codesourcery.com>
22950 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
22951 accessors and dump arguments explicitly.
22953 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
22955 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
22957 (print_call_name): Use new CALL_EXPR accessors.
22959 * print-tree.c (print_node): Add case tcc_vl_exp. Print
22960 CALL_EXPR arguments explicitly instead of as a list. Use
22961 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
22963 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
22964 (vrp_visit_stmt): Likewise.
22966 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
22967 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
22969 (force_move_till_expr): Likewise.
22971 * targhooks.c (default_external_stack_protect_fail): Use
22972 build_call_expr instead of build_function_call_expr.
22973 (default_hidden_stack_protect_fail): Likewise.
22975 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
22978 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
22979 and walk arguments explicitly.
22981 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
22982 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
22983 (expand_simple_operations): Likewise.
22984 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
22986 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
22987 of TREE_CODE_LENGTH.
22988 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
22990 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
22991 instead of TREE_CODE_LENGTH.
22993 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
22994 (tree_ic_transform): Likewise.
22995 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
22996 parameter instead of arglist. Fix callers.
22997 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
22998 (tree_stringops_transform): Likewise.
22999 (tree_indirect_call_to_profile): Likewise.
23000 (tree_stringops_values_to_profile): Likewise.
23002 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
23003 (eliminate_tail_call): Likewise.
23005 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
23007 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
23008 Use TREE_OPERAND_LENGTH and generalize to handle any number of
23010 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
23012 * omp-low.c (build_omp_barrier): Use build_call_expr.
23013 (lower_rec_input_clauses): Likewise.
23014 (lower_reduction_clauses): Likewise.
23015 (expand_parallel_call): Likewise.
23016 (maybe_catch_exception): Likewise.
23017 (expand_omp_for_generic): Likewise.
23018 (expand_omp_for_static_nochunk): Likewise.
23019 (expand_omp_sections): Likewise.
23020 (lower_omp_single_simple): Likewise.
23021 (lower_omp_single_copy): Likewise.
23022 (lower_omp_master): Likewise.
23023 (lower_omp_ordered): Likewise.
23024 (lower_omp_critical): Likewise.
23026 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
23027 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
23029 * tree-gimple.c (is_gimple_call_addr): Fix doc.
23030 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
23031 TREE_CODE_LENGTH. Add tcc_vl_exp case.
23033 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
23034 and generalize to handle any number of operands.
23035 (chrec_contains_undetermined): Likewise.
23036 (tree_contains_chrecs): Likewise.
23037 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
23039 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
23041 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
23042 fold_call_expr instead of fold_builtin.
23043 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
23044 match declarations there.
23045 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
23048 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
23049 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23051 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
23052 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
23054 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
23057 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
23058 (execute_cse_sincos): Use new CALL_EXPR accessors.
23060 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
23062 * gimple-low.c (lower_function_body): Use build_call_expr.
23063 (lower_builtin_setjmp): Likewise.
23065 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
23066 (set_storage_via_libcall): Likewise.
23067 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
23068 instead of TREE_CODE_LENGTH.
23069 (expand_expr_real_1): Use new CALL_EXPR accessors.
23071 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
23072 generalize to handle any number of operands.
23073 (TB_parent_eq): Likewise.
23075 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
23076 (strip_builtin_expect): Likewise.
23078 * function.c (gimplify_parameters): Use build_call_expr.
23080 * tree-vectorizer.c (vect_is_simple_reduction): Use
23081 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23083 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
23084 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
23086 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
23089 * gimplify.c (build_stack_save_restore): Use build_call_expr.
23090 (gimplify_decl_expr): Likewise.
23091 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
23092 Use new CALL_EXPR iterators.
23093 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
23094 (gimplify_modify_expr_to_memset): Likewise.
23095 (gimplify_variable_sized_compare): Likewise.
23096 (gimplify_omp_atomic_fetch_op): Likewise.
23097 (gimplify_omp_atomic_pipeline): Likewise.
23098 (gimplify_omp_atomic_mutex): Likewise.
23099 (gimplify_function_tree): Likewise.
23101 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
23102 (call_expr_flags): Likewise.
23103 (expand_call): Likewise.
23105 * except.c (expand_builtin_eh_return_data_regno): Pass entire
23106 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
23109 * coverage.c (create_coverage): Use build_call_expr.
23111 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
23112 (temp_call_expr_obstack): New.
23113 (pool_copy_list): Delete.
23114 (temp_copy_call_expr): New.
23115 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
23116 CALL_EXPR accessors. Get rid of special goo for copying argument
23117 lists and use temp_copy_call_expr instead.
23118 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
23119 CALL_EXPR accessors.
23120 (create_expression_by_pieces): Likewise. Use build_call_array
23121 to construct the result instead of fold_build3.
23122 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
23123 dealing with argument lists.
23124 (init_pre): Remove references to expression_node_pool and
23125 list_node_pool. Init temp_call_expr_obstack instead.
23126 (fini_pre): Remove references to expression_node_pool and
23129 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
23130 and walk arguments explicitly instead of as a list.
23132 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
23133 (mx_register_decls): Likewise.
23134 (mudflap_register_call): Likewise.
23135 (mudflap_finish_file): Likewise.
23137 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
23138 (ipa_callsite_compute_param): Likewise.
23140 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
23141 accessors and constructor.
23143 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
23144 accessors and constructor.
23145 (convert_tramp_reference): Likewise.
23146 (convert_call_expr): Likewise.
23147 (finalize_nesting_tree_1): Likewise.
23149 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
23152 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
23154 * tree-inline.c (initialize_inlined_parameters): Pass entire
23155 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
23157 (estimate_num_insns_1): Use new CALL_EXPR accessors.
23158 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
23160 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
23161 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23162 (vectorizable_reduction): Likewise.
23163 (vectorizable_call): Use new CALL_EXPR iterators.
23164 (vectorizable_conversion): Use build_call_expr.
23165 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
23166 (vect_gen_widened_results_half): Use build_call_expr.
23167 (vect_setup_realignment): Likewise.
23168 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
23170 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
23171 (pass_through_call): Likewise.
23172 (compute_object_sizes): Likewise. Use fold_call_expr instead of
23175 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
23176 (tree_gen_pow2_profiler): Likewise.
23177 (tree_gen_one_value_profiler): Likewise.
23178 (tree_gen_ic_func_profiler): Likewise.
23179 (tree_gen_average_profiler): Likewise.
23180 (tree_gen_ior_profiler): Likewise.
23182 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
23183 (find_func_aliases): Use new CALL_EXPR accessors. Add case
23184 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23186 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
23187 of TREE_CODE_LENGTH.
23189 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
23190 of TREE_CODE_LENGTH.
23192 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
23194 (convert_to_integer): Likewise.
23196 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
23199 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23200 Brooks Moses <brooks.moses@codesourcery.com>
23201 Lee Millward <lee.millward@codesourcery.com>
23203 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
23205 * config/frv/frv.c (frv_expand_builtin): Likewise.
23206 * config/s390/s390.c (s390_expand_builtin): Likewise.
23208 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
23209 (sparc_expand_builtin): Use new CALL_EXPR accessors.
23211 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
23212 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
23213 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
23214 (ix86_expand_store_builtin): Likewise.
23215 (ix86_expand_unop_builtin): Likewise.
23216 (ix86_expand_unop1_builtin): Likewise.
23217 (ix86_expand_sse_compare): Likewise.
23218 (ix86_expand_sse_comi): Likewise.
23219 (ix86_expand_vec_init_builtin): Likewise.
23220 (ix86_expand_vec_ext_builtin): Likewise.
23221 (ix86_expand_vec_set_builtin): Likewise.
23222 (ix86_expand_builtin): Use new CALL_EXPR accessors.
23224 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
23225 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
23227 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
23228 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
23229 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
23231 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
23233 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
23234 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
23235 arglist. Use new CALL_EXPR accessors. Fix callers.
23236 (altivec_expand_abs_builtin): Likewise.
23237 (rs6000_expand_binop_builtin): Likewise.
23238 (altivec_expand_predicate_builtin): Likewise.
23239 (altivec_expand_lv_builtin): Likewise.
23240 (spe_expand_stv_builtin): Likewise.
23241 (altivec_expand_stv_builtin): Likewise.
23242 (rs6000_expand_ternop_builtin): Likewise.
23243 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
23244 (altivec_expand_st_builtin): Likewise.
23245 (altivec_expand_dst_builtin): Likewise.
23246 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
23247 arglist. Use new CALL_EXPR accessors. Fix callers.
23248 (altivec_expand_vec_set_builtin): Likewise.
23249 (altivec_expand_vec_ext_builtin): Likewise.
23250 (altivec_expand_builtin): Use new CALL_EXPR accessors.
23251 (spe_expand_builtin): Likewise.
23252 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
23253 arglist. Use new CALL_EXPR accessors. Fix callers.
23254 (spe_expand_evsel_builtin): Likewise.
23255 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
23256 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
23258 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
23259 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
23260 (arm_expand_unop_builtin): Likewise.
23261 (arm_expand_builtin): Use new CALL_EXPR accessors.
23263 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
23266 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
23267 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
23269 (bfin_expand_unop_builtin): Likewise.
23270 (bfin_expand_builtin): Use new CALL_EXPR accessors.
23272 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23273 Brooks Moses <brooks.moses@codesourcery.com>
23274 Lee Millward <lee.millward@codesourcery.com>
23276 * c-semantics.c (build_stmt): Add internal diagnostic check.
23278 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
23279 accessors. Print arguments explicitly instead of as a list.
23281 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
23283 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
23284 (c_finish_omp_flish): Likewise.
23286 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
23287 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
23288 instead of TREE_CODE_LENGTH.
23289 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
23290 (c_warn_unused_result): Likewise.
23292 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23295 * doc/invoke.texi (Warning Options): Remove
23296 -Werror-implicit-function-declaration.
23297 (Wimplicit-function-declaration): Update description.
23298 * opts.c (common_handle_option): Move handling of -Werror=* to...
23299 (enable_warning_as_error): ...here.
23300 * opts.h (enable_warning_as_error): Declare.
23301 * c-decl.c (implicit_decl_warning): Unless
23302 -Wno-implicit-function-declaration is given, emit a pedwarn if
23303 -std=c99 or emit a warning if -Wimplicit-function-declaration.
23304 * c.opt (Wimplicit-function-declaration): Replace
23305 mesg_implicit_function_declaration with
23306 warn_implicit_function_declaration.
23307 * c-opts.c (c_common_handle_option):
23308 -Werror-implicit-function-declaration is exactly equal as
23309 -Werror=implicit-function-declaration.
23310 (set_Wimplicit): Replace mesg_implicit_function_declaration with
23311 warn_implicit_function_declaration.
23312 (c_common_post_options): -Wimplict-function-declaration is enabled
23313 by default by -std=c99, otherwise is disabled by default.
23314 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
23316 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
23318 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
23319 DECL on the rhs to a DECL on the lhs for debug info purposes if the
23320 former is ignored but not the latter.
23322 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
23324 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
23325 is made and the reference doesn't use the alias set of its type,
23326 do not create the temporary using that type.
23328 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
23330 * jump.c: Remove prototypes for delete_computation and
23331 delete_prior_computation.
23333 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
23335 * jump.c (get_label_after): Delete.
23336 (get_label_before, delete_computation, delete_jump,
23337 delete_prior_computation, follow_jumps): Move...
23338 * reorg.c (delete_computation, delete_prior_computation): ... here...
23339 (get_label_before, delete_jump): ... making these static ...
23340 (follow_jumps): ... and simplifying this since it only runs after
23342 * rtl.h (get_label_after, get_label_before, delete_jump,
23343 follow_jumps): Delete prototypes.
23345 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
23347 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
23349 2007-02-15 Nick Clifton <nickc@redhat.com>
23351 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
23352 order to prevent it from being munged by the target.
23354 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
23356 * config/i386/i386.md: Remove misleading comment.
23358 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
23360 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
23361 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
23364 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
23366 * tree-sra.c (instantiate_missing_elements): Canonicalize
23368 (sra_build_assignment): New.
23369 (generate_copy_inout, generate_element_copy,
23370 generate_element_zero, generate_one_element_init): Use it.
23372 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
23374 * tree-sra.c (instantiate_missing_elements): Canonicalize
23376 (sra_build_assignment): New.
23377 (generate_copy_inout, generate_element_copy,
23378 generate_element_zero, generate_one_element_init): Use it.
23380 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
23382 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
23385 2007-02-14 Joseph Myers <joseph@codesourcery.com>
23387 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
23388 types as aggregates not scalars.
23389 * function.c (assign_stack_temp_for_type): Likewise.
23391 2007-02-14 Roger Sayle <roger@eyesopen.com>
23392 Zdenek Dvorak <dvorakz@suse.cz>
23394 * tree-dump.c (dump_switch_p_1): Require exact match of the option
23397 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
23399 * passes.c (next_pass_1): Clear the next field of the copied
23402 2007-02-14 Richard Henderson <rth@redhat.com>
23404 * tree-sra.c (early_sra): New.
23405 (decl_can_be_decomposed_p): Deny va_list if early_sra.
23406 (tree_sra_early, pass_sra_early): New.
23407 * tree-pass.h (pass_sra_early): Declare.
23408 * passes.c (init_optimization_passes): Use it.
23410 2007-02-14 Richard Guenther <rguenther@suse.de>
23412 * flags.h (issue_strict_overflow_warning): Convert to a macro.
23414 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
23416 PR tree-optimization/30771
23417 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
23419 (vect_analyze_operations): Induction phis can now be marked as
23421 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
23422 Update documentation accordingly.
23424 2007-02-14 Nick Clifton <nickc@redhat.com>
23426 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
23427 most 3 arguments are supported.
23428 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
23430 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
23432 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
23433 Ensure dst->current is valid.
23435 2007-02-13 Paul Brook <paul@codesourcery.com>
23437 * config.gcc: Add arm*-*-uclinux-*eabi.
23438 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
23439 (SUBTARGET_EXTRA_LINK_SPEC): Define.
23440 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
23441 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
23442 (LINK_SPEC): Define.
23443 (LIB_SPEC): Define.
23444 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
23446 * config/arm/uclinux-eabi.h: New file.
23447 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
23448 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
23451 2007-02-13 Ian Lance Taylor <iant@google.com>
23453 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
23454 * flags.h (warn_strict_overflow): Declare.
23455 (enum warn_strict_overflow_code): Define.
23456 (issue_strict_overflow_warning): New static inline function.
23457 * opts.c (warn_strict_overflow): New variable.
23458 (common_handle_option): Handle OPT_Wstrict_overflow and
23459 OPT_Wstrict_overflow_.
23460 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
23462 * fold-const.c: Include intl.h.
23463 (fold_deferring_overflow_warnings): New static variable.
23464 (fold_deferred_overflow_warning): New static variable.
23465 (fold_deferred_overflow_code): New static variable.
23466 (fold_defer_overflow_warnings): New function.
23467 (fold_undefer_overflow_warnings): New function.
23468 (fold_undefer_and_ignore_overflow_warnings): New function.
23469 (fold_deferring_overflow_warnings_p): New function.
23470 (fold_overflow_warning): New static function.
23471 (make_range): Add strict_overflow_p parameter. Change all
23473 (extract_muldiv, extract_muldiv_1): Likewise.
23474 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
23475 tree_expr_nonnegative_p.
23476 (fold_negate_expr): Call fold_overflow_warning.
23477 (fold_range_test): Likewise.
23478 (fold_comparison): Likewise.
23479 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
23480 instead of tree_expr_nonnegative_p.
23481 (tree_expr_nonnegative_warnv_p): Rename from
23482 tree_expr_nonnegative_p, add strict_overflow_p parameter.
23483 (tree_expr_nonnegative_p): New function.
23484 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
23485 strict_overflow_p parameter.
23486 (tree_expr_nonzero_p): New function.
23487 * passes.c (verify_interpass_invariants): New static function.
23488 (execute_one_pass): Call it.
23489 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
23491 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
23492 (estimate_numbers_of_iterations): Likewise.
23493 (scev_probably_wraps_p): Likewise.
23494 * tree-ssa-ccp.c: Include "toplev.h".
23495 (evaluate_stmt): Defer fold overflow warnings until we know we are
23497 (struct fold_stmt_r_data): Add stmt field.
23498 (fold_stmt_r): Defer fold overflow warnings until we know we
23500 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
23501 (fold_stmt_inplace): Likewise.
23502 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
23503 (cleanup_control_expr_graph): Defer fold overflow warnings until
23504 we know we are going to optimize.
23505 * tree-cfg.c (fold_cond_expr_cond): Likewise.
23506 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
23508 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
23509 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
23510 * tree-ssa-loop-manip.c (create_iv): Likewise.
23511 * c-typeck.c (build_conditional_expr): Likewise.
23512 (build_binary_op): Likewise.
23513 * tree-vrp.c (vrp_expr_computes_nonzero): Call
23514 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
23515 (extract_range_from_unary_expr): Likewise.
23516 * simplify-rtx.c (simplify_const_relational_operation): Warn when
23517 assuming that signed overflow does not occur.
23518 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
23519 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
23520 (fold_defer_overflow_warnings): Declare.
23521 (fold_undefer_overflow_warnings): Declare.
23522 (fold_undefer_and_ignore_overflow_warnings): Declare.
23523 (fold_deferring_overflow_warnings_p): Declare.
23524 (tree_expr_nonzero_warnv_p): Declare.
23525 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
23526 of warning options.
23527 (Warning Options): Document -Wstrict-overflow.
23528 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
23529 (tree-ssa-ccp.o): Likewise.
23530 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
23531 (fold-const.o): Depend on intl.h.
23533 2007-02-13 Ian Lance Taylor <iant@google.com>
23535 PR middle-end/30751
23536 * lower-subreg.c (resolve_simple_move): Decompose subregs in
23539 2007-02-13 Stuart Hastings <stuart@apple.com>
23541 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
23543 2007-02-13 Richard Henderson <rth@redhat.com>
23545 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
23546 handled_component_p before looking for the indirect_ref.
23548 2007-02-13 Richard Henderson <rth@redhat.com>
23550 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
23551 remove flags clobber.
23552 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
23553 (bswaphi_lowpart): New.
23554 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
23555 remove TARGET_BSWAP test. Delete expander of the same name.
23557 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
23558 (expand_unop): Use them.
23560 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
23562 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
23563 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
23564 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
23565 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
23566 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
23567 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
23568 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
23569 assembler dialect choice from asm templates.
23571 2007-02-12 Richard Henderson <rth@redhat.com>
23573 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
23574 (fixuns_trunc<SSEMODEF>si2): Use it.
23575 * config/i386/sse.md (vec_setv4sf_0): Export.
23576 * config/i386/i386.c (ix86_build_const_vector): Export.
23577 (ix86_split_convert_uns_si_sse): Rename from
23578 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
23579 * config/i386/i386-protos.h: Update.
23581 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23584 * c-typeck.c (c_finish_return): Improve warning message.
23586 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23588 * alias.c (find_symbolic_term): Delete unused function.
23590 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
23592 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
23593 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
23594 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
23596 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
23598 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
23599 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
23600 the function, temporarily point the debug interface to the null one.
23602 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
23604 * dwarf2out.c (round_up_to_align): New static function.
23605 (field_byte_offset): Use it to round the offset.
23607 2007-02-12 Richard Henderson <rth@redhat.com>
23609 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
23610 (inswl_const): Export.
23612 2007-02-12 Richard Henderson <rth@redhat.com>
23614 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
23615 result mode of the libcall, convert back to outmode.
23617 2007-02-12 Roger Sayle <roger@eyesopen.com>
23619 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
23620 (bswapdi2): New define_expand to implement 32-bit implementation.
23622 2007-02-12 Nick Clifton <nickc@redhat.com>
23624 * doc/invoke.texi (Overall Options): Document --help=.
23625 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
23626 (cc1_options): Pass --help= on to cc1.
23627 (display_help): Add description of --help=.
23628 (process_command): Add code to handle --help=. Allow translated
23629 --help and --target-help switches to be passed on to compiler
23631 (main): Remove unused if statement.
23632 * opts.c (columns): Remove.
23633 (LEFT_COLUMN): Define.
23634 (wrap_help): Add columns argument.
23635 (print_filtered_help): Change parameters to be an include bitmask,
23636 an exclude bitmask, an any bitmask and the column width. Move the
23637 code to display the params list here. Add code to display the
23638 status of options rather than their descriptions if the quiet flag
23640 (print_specific_help): Change parameters to be an include bitmask,
23641 an exclude bitmask and an any bitmask. Move code to look up the
23642 column width here. Decide upon the title for an options listing.
23643 (common_handle_options): Add code to handle --help=. Adapt code
23644 for --help and --target-help to use the revised form of the
23645 print_specific_help function.
23646 (print_help): Delete.
23647 (print_param_help): Delete.
23648 (print_switch): Delete.
23649 * opts.h (cl_lang_count): Add prototype.
23650 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
23651 CL_MAX_OPTION_CLASS): New defines.
23652 * optc-gen.awk: Add construction of cl_lang_count.
23653 * c.opt: Add Warning attribute to warning options and Optimization
23654 attribute to optimization options.
23655 * common.opt: Likewise.
23657 Add -fhelp and -ftarget-help as aliases for the transformed --help
23658 and --target-help options.
23659 * opt-functions.awk: Add code to handle Warning and Optimization
23662 2007-02-12 Richard Henderson <rth@redhat.com>
23664 * config/alpha/constraints.md: New file.
23665 * config/alpha/alpha.c: Include tm-constrs.h.
23666 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
23667 alpha_extra_constraint): Remove.
23668 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
23669 * config/alpha/alpha-protos.h: Update.
23670 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
23671 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
23672 (EXTRA_CONSTRAINT): Remove.
23673 * config/alpha/alpha.md: Include constraints.md.
23674 (adddi splitter): Use satisfies_constraint_*.
23675 * config/alpha/predicates.md (add_operand): Likewise.
23676 (sext_add_operand, addition_operation): Likewise.
23678 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
23680 PR tree-optimization/29145
23681 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
23682 in our handling of restrict qualified pointers.
23684 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23687 * doc/invoke.texi (Wunused-value): Update description.
23688 (Wextra): Delete item.
23689 * opts.c (set_Wextra): Don't use the value of Wextra to set the
23690 value of Wunused-value.
23691 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
23692 (c_finish_stmt_expr): Don't check extra_warnings.
23693 (emit_side_effect_warnings): The caller is responsible to check
23696 2007-02-11 Roger Sayle <roger@eyesopen.com>
23697 Matt Thomas <matt@3am-software.com>
23699 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
23701 2007-02-11 Roger Sayle <roger@eyesopen.com>
23703 * simplify-rtx.c (simplify_relational_operation_1): Optimize
23704 comparisons of POPCOUNT against zero.
23705 (simplify_const_relational_operation): Likewise.
23707 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23709 * doc/invoke.texi (Wextra): Delete outdated paragraph.
23711 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23713 * dwarf2out.c (root_type): Delete unused function.
23715 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23717 * genattrtab.c (contained_in_p): Delete unused function.
23718 (write_expr_attr_cache): Likewise.
23720 2007-02-11 Jan Hubicka <jh@suse.cz>
23722 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
23725 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
23727 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
23728 to add the REG_EQ* note.
23729 * see.c (see_merge_one_use_extension): Likewise.
23730 * local-alloc.c (update_equiv_regs): Likewise. Also don't
23731 turn REG_EQUAL notes into REG_EQUIV notes if the target
23732 register may have more than one set.
23733 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
23734 * gcse.c (try_replace_reg): Likewise.
23735 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
23736 * calls.c (fixup_tail_calls): Likewise. Abort if there is
23737 more than one REG_EQUIV note.
23738 * reload1.c (gen_reload): Use set_unique_reg_note.
23740 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
23742 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
23743 (ix86_builtin_conversion): New function.
23745 2007-02-06 Mark Mitchell <mark@codesourcery.com>
23748 * tree.h (DECL_REPLACEABLE_P): New macro.
23749 * except.c (set_nothrow_function_flags): Likewise.
23751 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
23752 Ira Rosen <irar@il.ibm.com>
23753 Dorit Nuzman <dorit@il.ibm.com>
23755 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
23756 * targhooks.c (default_builtin_vectorized_conversion): New.
23757 * targhooks.h (default_builtin_vectorized_function): New declaration.
23758 * target.h (struct vectorize): Add builtin_conversion field.
23759 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
23760 stmt_vec_info_type value.
23761 (vectorizable_conversion): New declaration.
23762 * tree-vect-analyze.c (vect_analyze_operations): Add
23763 vectorizable_conversion call.
23764 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
23765 * tree-vect-transform.c (vectorizable_conversion): New function.
23766 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
23767 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
23769 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
23770 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
23771 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
23772 or ALTIVEC_BUILTIN_VCFSX.
23774 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23777 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
23778 CONST_DOUBLE and operand 0 is a hard register.
23779 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
23780 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
23781 is a hard floating-point register.
23783 2007-02-10 Richard Henderson <rth@redhat.com>
23784 Jakub Jelinek <jakub@redhat.com>
23785 Alexandre Oliva <aoliva@redhat.com>
23787 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
23788 * builtin-types.def (BT_WORD): Make unsigned.
23789 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
23790 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
23791 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
23792 * c-decl.c (grokdeclarator): Don't error if !have_tls.
23793 * c-parser.c (c_parser_omp_threadprivate): Likewise.
23794 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
23796 * expr.c (emutls_var_address): New.
23797 (expand_expr_real_1): Expand emulated tls.
23798 (expand_expr_addr_expr_1): Likewise.
23799 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
23800 * output.h (emutls_finish): Declare.
23801 * toplev.c (compile_file): Call it.
23802 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
23803 address before wrapping in CONST.
23804 * varasm.c (emutls_htab, emutls_object_type): New.
23805 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
23806 (get_emutls_object_name, get_emutls_object_type): New.
23807 (get_emutls_init_templ_addr, emutls_decl): New.
23808 (emutls_common_1, emutls_finish): New.
23809 (assemble_variable): When emulating tls, swap decls; generate
23810 constructor for the emutls objects.
23811 (do_assemble_alias): When emulating tls, swap decl and target name.
23812 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
23814 * varpool.c (decide_is_variable_needed): Look at force_output.
23815 Recurse for emulated tls.
23816 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
23817 with decide_is_variable_needed.
23818 * emutls.c: New file.
23819 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
23820 tls_object for real tls.
23822 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
23824 PR rtl-optimization/29599
23825 * reload1.c (eliminate_regs_in_insn): Take the destination
23826 mode into account when computing the offset.
23828 2007-02-09 Stuart Hastings <stuart@apple.com>
23829 Richard Henderson <rth@redhat.com>
23831 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
23832 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
23833 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
23834 fixuns_truncdfhi2): New.
23835 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
23836 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
23837 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
23838 (floatunssidf2): Allow nonimmediate source.
23839 * config/i386/sse.md (movdi_to_sse): New.
23840 (vec_concatv2di): Drop '*'.
23841 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
23842 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
23843 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
23845 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
23846 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
23847 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
23848 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
23849 (ix86_build_signbit_mask): Fix decl of v, refactor to call
23850 ix86_build_const_vector.
23851 (x86_emit_floatuns): Rewrite.
23853 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23855 * genautomata.c (longest_path_length): Delete unused function.
23856 (struct state): Delete unused longest_path_length.
23857 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
23858 (get_free_state): Delete unused.
23860 2007-02-09 Jan Hubicka <jh@suse.cz>
23862 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
23863 * doc/invoke.texi (inline-unit-growth): Update default value.
23865 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
23866 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
23867 (rebuild_cgraph_edges): Likewise.
23868 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
23869 (dump_cgraph_node): Dump frequencies.
23870 (cgraph_clone_edge): Add frequency scales.
23871 (cgraph_clone_node): Add freuqnecy.
23872 * cgraph.h (cgraph_edge): Add freuqnecy argument.
23873 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
23874 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
23875 * tree-pass.h (TODO_rebuild_frequencies): New constant.
23876 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
23877 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
23878 (save_inline_function_body): Likewise.
23879 * ipa-inline.c: inluce rtl.h
23880 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
23881 (cgraph_edge_badness): Use frequencies.
23882 (cgraph_decide_recursive_inlining): Update clonning.
23883 (cgraph_decide_inlining_of_small_function): Dump frequency.
23884 * predict.c (estimate_bb_frequencies): Export.
23885 * predict.h (estimate_bb_frequencies): Declare.
23886 * tree-inline.c (copy_bb): Watch overflows.
23887 (expand_call_inline): Update call of cgraph_create_edge.
23888 (optimize_inline_calls): Use TODO flags to update frequnecies.
23889 * passes.h: Include predict.h
23890 (init_optimization_passes): Move profile ahead.
23891 (execute_function_todo): Handle TODO_rebuild_frequencies.
23893 2007-02-09 Roger Sayle <roger@eyesopen.com>
23895 * config/alpha/alpha.c (emit_insxl): Force the first operand of
23896 the insbl or inswl pattern into a register.
23898 2007-02-09 Roger Sayle <roger@eyesopen.com>
23900 * config/ia64/ia64.md (bswapdi2): New define_insn.
23902 2007-02-09 Richard Henderson <rth@redhat.com>
23904 * config/i386/constraints.md (Ym): New constraint.
23905 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
23906 (movdi_1_rex64): Split sse and xmm general register moves from
23907 memory move alternatives. Use conditional register constraints.
23908 (movsf_1, movdf_integer): Likewise.
23909 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
23910 (movdf_integer_rex64): New.
23911 (pushsf_rex64): Fix output constraints.
23912 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
23913 (sse2_stored): Likewise.
23914 (sse2_storeq_rex64): New.
23915 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
23916 amd and not generic.
23917 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
23918 for optimize_size. Remove SF/DFmode hack.
23920 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
23922 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
23925 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
23926 Richard Sandiford <richard@codesourcery.com>
23928 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
23929 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
23930 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
23931 m68k/t-mlib to tmake_file.
23932 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
23933 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
23934 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
23935 Allow it to be cf or m68k. Set m68k_arch_family. If that
23936 variable is not empty, add t-$m68k_arch_family to tmake_file.
23937 Add t-mlibs to tmake_file.
23938 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
23939 * config/m68k/t-cf: New file.
23940 * config/m68k/t-m68k: Likewise.
23941 * config/m68k/t-mlibs: Likewise.
23942 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
23943 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
23944 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
23945 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
23946 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
23948 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
23949 (INSTALL_LIBGCC): Delete.
23950 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
23951 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
23952 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
23953 (M68K_MLIB_CPU): Define.
23954 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
23955 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
23956 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
23958 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
23959 Richard Guenther <rguenther@suse.de>
23961 PR middle-end/23361
23962 * fold-const.c (fold_comparison): Handle obfuscated comparisons
23963 against INT_MIN/INT_MAX.
23964 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
23965 file if a loop is removed.
23967 2007-02-09 Joseph Myers <joseph@codesourcery.com>
23969 * calls.c (store_one_arg): Pass correct alignment to
23970 emit_push_insn for non-BLKmode values.
23971 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
23972 unaligned stack slot via a suitably aligned slot.
23974 2007-02-08 DJ Delorie <dj@redhat.com>
23976 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
23978 (legal_subregs): Use unsigned char, make const.
23979 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
23981 2007-02-08 Paul Brook <paul@codesourcery.com>
23983 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
23984 special interworking needed.
23986 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
23988 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
23989 conditional to __SSE2__.
23990 (Entries below should have been added to first ChangeLog
23991 entry for amdfam10 dated 2007-02-05)
23992 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
23994 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
23996 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
23999 2007-02-08 DJ Delorie <dj@redhat.com>
24001 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
24002 * config/m32c/m32c.c (legal_subregs): New.
24003 (m32c_illegal_subreg_p): New.
24004 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
24005 unsupported subregs of hard regs.
24007 2007-02-08 Jan Hubicka <jh@suse.cz>
24009 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
24010 the same one; always update histograms.
24012 2007-02-08 Diego Novillo <dnovillo@redhat.com>
24014 * passes.c (init_optimization_passes): Tidy comment.
24016 2007-02-08 Roger Sayle <roger@eyesopen.com>
24018 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
24019 strip zero_extend, bswap and rotates from POCOUNT's argument.
24020 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
24021 zero_extend and rotates from PARITY's argument.
24022 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
24023 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
24024 of an integer constant at compile-time.
24026 2007-02-08 Diego Novillo <dnovillo@redhat.com>
24029 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
24031 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
24034 * tree-ssa-live.c (remove_unused_locals): Do not remove
24035 TREE_ADDRESSABLE variables.
24036 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
24037 * tree-ssa-operands.c (add_virtual_operand): Remove argument
24038 FOR_CLOBBER. Update all users.
24039 If VAR has an associated alias set, add a virtual operand for
24040 it if no alias is found to conflict with the memory reference.
24042 2007-02-07 Jan Hubicka <jh@suse.cz>
24043 Robert Kidd <rkidd@crhc.uiuc.edu>
24045 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
24047 2007-02-07 Ian Lance Taylor <iant@google.com>
24049 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
24051 2007-02-07 Roger Sayle <roger@eyesopen.com>
24053 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
24054 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
24055 tablejumpdi, movsi_to_cr_one): Remove constraints from
24056 define_expand's match_operands.
24058 2007-02-07 Roger Sayle <roger@eyesopen.com>
24060 * global.c (compute_regsets): Move declatation of "i" inside of
24061 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
24063 2007-02-07 Jakub Jelinek <jakub@redhat.com>
24066 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
24067 of INDIRECT_REF <RESULT_DECL>.
24069 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
24071 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
24072 Kaz Kojima <kkojima@gcc.gnu.org>
24075 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
24077 (sh_initialize_trampoline): Add parentheses to avoid a warning.
24079 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
24081 * doc/loop.texi: Document possibility not to perform disambiguation
24082 of loops with multiple latches.
24083 * cfgloopmanip.c (alp_enum_p): Removed.
24084 (add_loop): Handle subloops. Use get_loop_body_with_size.
24085 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
24086 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
24087 the new forwarder block.
24088 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
24089 Handle the case latch is NULL.
24090 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
24091 modifications when marking loop exits.
24092 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
24094 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
24095 disambiguate_loops_with_multiple_latches.
24096 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
24097 before fix_loop_structure.
24098 * cfgloop.c: Include pointer-set.h and output.h.
24099 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
24100 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
24101 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
24102 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
24103 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
24104 disambiguate_multiple_latches, get_loop_body_with_size,
24105 disambiguate_loops_with_multiple_latches): New functions.
24106 (flow_loop_dump): Dump multiple latch edges.
24107 (flow_loop_nodes_find): Handle loops with multiple latches.
24108 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
24109 (glb_enum_p): Modified.
24110 (get_loop_body): Use get_loop_body_with_size.
24111 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
24112 (AVOID_CFG_MODIFICATIONS): New constant.
24113 (disambiguate_loops_with_multiple_latches, add_loop,
24114 get_loop_body_with_size): Declare.
24115 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
24117 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
24119 PR inline-asm/28686
24120 * global.c (compute_regsets): New function.
24121 (global_alloc): Refactored ELIMINABLE_REGSET
24122 and NO_GLOBAL_ALLOC_REGS computation out.
24123 (rest_of_handle_global_alloc): Call compute_regsets()
24124 for non-optimizing case.
24126 2007-02-06 Richard Henderson <rth@redhat.com>
24128 * config/i386/constraints.md (Y2): Rename from Y.
24129 (Yi): New constraint.
24130 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
24131 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
24132 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
24133 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
24134 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
24135 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
24136 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
24137 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
24138 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
24139 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
24140 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
24141 vec_extractv2si_1): Change Y constraints to Y2.
24142 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
24143 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
24144 Change Y constraints to Y2.
24145 (sse2_loadld): Change Y constraints to x.
24147 2007-02-06 Roger Sayle <roger@eyesopen.com>
24149 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
24150 (parity<mode>2): New define_expand using rs6000_emit_parity.
24151 * config/rs6000/rs6000.c (rs6000_emit_popcount,
24152 rs6000_emit_parity): New functions.
24153 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
24154 rs6000_emit_parity): Prototype here.
24156 2007-02-06 Ian Lance Taylor <iant@google.com>
24158 * lower-subreg.c (simple_move_operand): Reject CONST.
24159 (resolve_clobber): Call validate_change rather than directly
24160 assigning to XEXP (pat, 0).
24162 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
24164 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
24165 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
24166 (tree-cfg.o): Remove hashtab.h dependency.
24168 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
24169 (struct ivopts_data): Change niters to pointer_map_t.
24170 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
24171 (niter_for_exit): Create pointer_map on demand. Change for
24173 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
24174 (free_loop_data): Destroy data->niters if created and reset field.
24175 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
24176 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
24178 * tree-ssa-reassoc.c: Include pointer-set.h.
24179 (bb_rank): Change to long *.
24180 (operand_rank): Change to pointer_map_t.
24181 (find_operand_rank): Return long, -1 if not found. Declare as inline.
24182 (insert_operand_rank): Accept long.
24183 (operand_entry_hash, operand_entry_eq): Remove.
24184 (get_rank): Return long. Adjust for changes above.
24185 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
24187 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
24189 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
24190 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
24191 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
24193 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
24194 directly since it cannot be NULL.
24195 (get_vi_for_tree): Rewrite for pointer_map API.
24196 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
24197 (init_alias_vars): Create vi_for_tree as pointer_map.
24198 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
24200 * tree-cfg.c: Don't include hashtab.h.
24201 (edge_to_cases): Declare as pointer_map.
24202 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
24204 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
24205 (start_recording_case_labels): Create edge_to_cases as pointer_map.
24206 (end_recoding_case_labels): Cleanup edge_to_cases manually before
24208 (record_switch_edge): Delete.
24209 (get_cases_for_edge): Adjust for pointer_map API, inline
24210 record_switch_edge (rewritten for new API), remove goto.
24212 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
24214 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
24215 * tree-nested.c: Include pointer-set.h.
24216 (var_map_elt, var_map_eq, var_map_hash): Delete.
24217 (struct nesting_info): Remove GTY marker. Change the two htab_t's
24218 to pointer_map_t's.
24219 (nesting_info_bitmap_obstack): New.
24220 (lookup_field_for_decl): Adjust for pointer_map API.
24221 (lookup_tramp_for_decl): Adjust for pointer_map API.
24222 (get_nonlocal_debug_decl): Adjust for pointer_map API.
24223 (get_local_debug_decl): Adjust for pointer_map API.
24224 (convert_nl_goto_reference): Adjust for pointer_map API.
24225 (convert_nl_goto_receiver): Adjust for pointer_map API.
24226 (create_nesting_tree): Create outside GGC space. Create bitmap on
24227 the new obstack. Create field_map and var_map as pointer_maps.
24228 (free_nesting_tree): Adjust for changes to create_nesting_tree.
24230 (lower_nested_functions): Move root here, no need to NULL it.
24231 Initialize and release the obstack.
24233 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
24235 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
24236 Remove prototypes and make them non-static.
24237 (struct tree_int_map): Remove.
24238 * tree.h (struct tree_int_map): Move here, turning TO into an
24240 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
24242 * tree.h (TREE_COMPLEXITY): Remove.
24243 (struct tree_exp): Remove complexity field.
24244 * tree.c (build1_stat): Don't set it.
24246 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
24247 Victor Kaplansky <victork@il.ibm.com>
24249 * tree-vectorizer.c (vect_is_simple_use): Support induction.
24250 (vect_is_simple_reduction): Support reduction with induction as
24251 one of the operands.
24252 (vect_is_simple_iv_evolution): Fix formatting.
24253 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
24254 formatting. Don't mark induction phis for vectorization.
24255 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
24256 * tree-vect-transform.c (get_initial_def_for_induction): New function.
24257 (vect_get_vec_def_for_operand): Support induction.
24258 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
24260 (vectorizable_reduction): Support reduction with induction as one of
24262 (vectorizable_type_demotion): Use def-type of stmt argument rather
24263 than dummy def-type.
24265 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
24266 flag_tree_scev_cprop.
24267 * common.opt (tree-scev-cprop): New flag.
24269 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
24270 call to vect_get_new_vect_var.
24272 2007-02-06 Ira Rosen <irar@il.ibm.com>
24274 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
24275 vectype is not NULL.
24276 (vect_pattern_recog_1): Likewise.
24278 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24280 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
24281 (fold_negate_expr): Likewise.
24283 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
24286 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
24287 even if cv-qualification is the same.
24289 2007-02-05 Geoffrey Keating <geoffk@apple.com>
24291 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
24292 __enable_execute_stack on completion.
24294 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24296 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
24297 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
24298 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
24299 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
24300 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
24301 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
24302 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
24303 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
24305 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24307 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
24308 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
24309 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
24310 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
24311 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
24312 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
24313 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
24314 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
24315 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
24316 umuldi3_highpart_rex64, umulsi3_highpart_insn,
24317 umulsi3_highpart_zext, smuldi3_highpart_rex64,
24318 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
24319 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
24320 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
24321 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
24322 sqrtextenddfxf2_i387): Added amdfam10_decode.
24324 * config/i386/athlon.md (athlon_idirect_amdfam10,
24325 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
24326 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
24327 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
24328 athlon_ivector_store_amdfam10): New define_insn_reservation.
24329 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
24332 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24334 * config/i386/athlon.md (athlon_call_amdfam10,
24335 athlon_pop_amdfam10, athlon_lea_amdfam10): New
24336 define_insn_reservation.
24337 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
24338 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
24339 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
24341 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24343 * config/i386/athlon.md (athlon_sseld_amdfam10,
24344 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
24345 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
24347 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24349 * config/i386/athlon.md (athlon_sseins_amdfam10): New
24350 define_insn_reservation.
24351 * config/i386/i386.md (sseins): Added sseins to define_attr type
24352 and define_attr unit.
24353 * config/i386/sse.md: Set type attribute to sseins for insertq
24356 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24358 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
24359 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
24360 ssecomi_load_amdfam10, ssecomi_amdfam10,
24361 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
24362 define_insn_reservation.
24363 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
24365 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24367 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
24368 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
24369 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
24370 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
24371 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
24372 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
24373 define_insn_reservation.
24375 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
24376 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
24377 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
24378 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
24379 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
24381 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24383 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
24384 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
24385 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
24386 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
24387 athlon_ssemul_load_k8): Added amdfam10.
24389 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24391 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
24392 (x86_sse_unaligned_move_optimal): New variable.
24394 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
24396 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
24397 for unaligned vector SSE double/single precision loads for AMDFAM10.
24399 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24401 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
24402 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
24403 Define TARGET_CPU_DEFAULT_amdfam10.
24404 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
24405 (processor_type): Add PROCESSOR_AMDFAM10.
24407 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
24408 processor_type in config/i386/i386.h.
24409 Enable imul peepholes for TARGET_AMDFAM10.
24411 * config.gcc: Add support for --with-cpu option for amdfam10.
24413 * config/i386/i386.c (amdfam10_cost): New variable.
24414 (m_AMDFAM10): New macro.
24415 (m_ATHLON_K8_AMDFAM10): New macro.
24416 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
24417 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
24418 x86_promote_QImode, x86_integer_DFmode_moves,
24419 x86_partial_reg_dependency, x86_memory_mismatch_stall,
24420 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
24421 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
24422 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
24423 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
24424 Enable/disable for amdfam10.
24425 (override_options): Add amdfam10_cost to processor_target_table.
24426 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
24427 processor_alias_table.
24428 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
24429 (ix86_adjust_cost): Add code for amdfam10.
24431 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24433 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
24434 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
24435 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
24436 * config/i386/i386.h: Add builtin definition for SSE4A.
24437 * config/i386/i386.md: Add support for ABM instructions
24438 (popcnt and lzcnt).
24439 * config/i386/sse.md: Add support for SSE4A instructions
24440 (movntss, movntsd, extrq, insertq).
24441 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
24442 Add -march=amdfam10 flag.
24443 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
24444 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
24446 * doc/extend.texi: Add documentation for SSE4A builtins.
24448 2007-02-05 Bob Wilson <bob.wilson@acm.org>
24450 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
24452 2007-02-05 Richard Guenther <rguenther@suse.de>
24454 * tree-vectorizer.h (vectorizable_function): Add argument type
24455 argument, change return type.
24456 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
24457 * tree-vect-transform.c (vectorizable_function): Handle extra
24458 argument, return vectorized function decl.
24459 (build_vectorized_function_call): Remove.
24460 (vectorizable_call): Handle calls with result and argument types
24461 differing. Handle loop vectorization factor correctly.
24462 * targhooks.c (default_builtin_vectorized_function): Adjust for
24464 * targhooks.h (default_builtin_vectorized_function): Likewise.
24465 * target.h (builtin_vectorized_function): Add argument type
24467 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
24468 extra argument, allow vectorizing of lrintf.
24469 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
24470 documentation of target hook.
24472 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
24475 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
24476 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
24477 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
24479 2007-02-05 Roger Sayle <roger@eyesopen.com>
24481 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
24482 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
24483 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
24484 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
24485 before canonicalizing sincos to cexpi.
24486 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
24488 2007-02-05 Roger Sayle <roger@eyesopen.com>
24490 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
24491 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
24492 (alpha_init_builtins): Use alpha_add_builtins to process tables.
24494 2007-02-05 Roger Sayle <roger@eyesopen.com>
24496 * mips-tfile.c (initialize_init_file): Correct endianness test.
24498 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
24500 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
24501 the 'y' constraint.
24503 2007-02-05 Richard Sandiford <richard@codesourcery.com>
24505 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
24506 saves in a PARALLEL before the register assignments.
24508 2007-02-05 Richard Sandiford <richard@codesourcery.com>
24510 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
24511 DWARF_FRAME_RETURN_COLUMN to be a general register.
24512 * dwarf2out.c (init_return_column_size): New function, split from...
24513 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
24514 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
24515 to be nongeneral registers.
24516 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
24518 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
24519 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
24521 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
24523 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
24525 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
24527 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
24528 (remove_path): Use can_remove_branch_p and remove_branch instead
24529 of loop_delete_branch_edge.
24530 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
24531 (tree_transform_and_unroll_loop): Remove dead branches immediately.
24532 Update profile using scale_dominated_blocks_in_loop.
24533 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
24534 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
24535 (can_remove_branch_p, remove_branch): Declare.
24536 * tree-cfg.c (tree_can_remove_branch_p): New function.
24537 (tree_cfg_hooks): Add tree_can_remove_branch_p.
24538 * cfgrtl.c (rtl_can_remove_branch_p): New function.
24539 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
24541 2007-02-05 Jan Hubicka <jh@suse.cz>
24543 PR middle-end/30696
24544 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
24545 nodes in cgraph, don't remove offline copy of the function.
24547 2007-02-04 Jan Hubicka <jh@suse.cz>
24549 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
24550 vectors might cause maybe_lookup_element_for_expr to be called
24551 on non-sra-candidate.
24553 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
24555 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
24556 config/bfin/bfin.md, config/bfin/predicates.md: Follow
24557 spelling conventions.
24559 2007-02-04 Richard Guenther <rguenther@suse.de>
24561 PR middle-end/30636
24562 * fold-const.c (try_move_mult_to_index): Make sure to not
24563 overflow one dimension of a multi-dimensional array access.
24565 2007-02-04 Jan Hubicka <jh@suse.cz>
24567 * passes.c (init_optimization_passes): Reindent.
24569 2007-02-04 Jan Hubicka <jh@suse.cz>
24570 Eric Botcazou <ebotcazou@adacore.com>
24572 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
24573 (execute_fixup_cfg): Break out the abnormal goto code.
24574 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
24575 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
24576 (optimize_inline_calls): Call make_nonlocal_label_edges.
24578 2007-02-04 Jan Hubicka <jh@suse.cz>
24580 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
24581 true when something was changed.
24582 (rename_ssa_copies): When something was changed, do
24583 TODO_remove_unused_locals.
24584 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
24585 add TODO_remove_unused_locals when instruction was removed.
24587 2007-02-04 Jan Hubicka <jh@suse.cz>
24589 * ipa-inline.c (try_inline): Improve debug output; work on already
24591 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
24592 call try_inline for already inlined edges too when flattening;
24593 inline also functions that make callee growth but overall unit size
24596 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
24598 * config/m32c/bitops.md, config/m32c/jump.md,
24599 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
24600 config/m32r/m32r.h, config/m32r/m32r.md,
24601 config/m32r/predicates.md, config/m68hc11/larith.asm,
24602 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
24603 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
24604 config/mips/mips-protos.h, config/mips/mips.c,
24605 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
24606 config/mn10300/mn10300.h, config/mn10300/predicates.md,
24607 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
24608 spelling conventions.
24610 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
24611 Follow spelling conventions.
24613 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
24615 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
24616 warn about C++0x compatibility.
24618 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
24620 * config/h8300/h8300.c, config/h8300/h8300.h,
24621 config/h8300/h8300.md: Follow spelling conventions.
24623 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
24625 PR middle-end/30667
24626 * combine.c (try_combine): Do not substitute source operand
24627 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
24629 2007-02-03 Jan Hubicka <jh@suse.cz>
24631 PR gcov-profile/30650
24632 * value-prof.c (stringop_block_profile): Fix handling of size counter;
24633 do not divide by zero for never executed counters.
24634 (tree_find_values_to_profile): Fix counters.
24635 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
24637 2007-02-03 Ian Lance Taylor <iant@google.com>
24639 * lower-subreg.c (simple_move_operand): New static function,
24640 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
24642 (simple_move): Call simple_move_operand.
24643 (find_decomposable_subregs): Add special handling of MEMs.
24644 (can_decompose_p): Rename from cannot_decompose_p. Reverse
24645 meaning of return value. If we see a hard register, test whether
24646 it can store a word_mode value. Change all callers.
24648 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24650 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
24651 ftrapv insns and expanders.
24652 (subdi3): Change define_expand operand 1 to arith11_operand, and
24653 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
24654 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
24655 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
24658 PR middle-end/30174
24659 * varasm.c (notice_global_symbol): Treat global objects as weak when
24660 flag_shlib is true.
24662 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24664 * emit-rtl.c (dconstpi): Delete.
24665 (dconstsqrt2): New.
24666 (init_emit_once): Delete dconstpi and init dconstsqrt2.
24667 * real.h (dconstpi): Delete.
24668 (dconstsqrt2): New.
24669 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
24670 (fold_builtin_hypot): Likewise.
24672 2007-02-03 Tom Tromey <tromey@redhat.com>
24675 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
24676 -gcoff3, -gxcoff3, -gvms3 implies -dD.
24678 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
24680 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
24681 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
24682 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
24683 config/rs6000/cell.md, config/rs6000/darwin.h,
24684 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
24685 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
24686 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
24687 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
24688 typos. Follow spelling conventions.
24689 * doc/invoke.texi: Follow spelling conventions.
24691 2007-02-03 Roger Sayle <roger@eyesopen.com>
24693 * simplify-rtx.c (simplify_relational_operation_1): Implement some
24694 canonicalization transformations that attempt to simplify integer
24695 constant comparisons to become comparisons against zero.
24697 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24699 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
24701 * fold-const.c (fold_binary): Fix comment typos. Fold complex
24702 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
24704 2007-02-02 Mike Stump <mrs@apple.com>
24706 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
24707 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
24708 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
24709 generate a branch island.
24711 2007-02-02 Bob Wilson <bob.wilson@acm.org>
24713 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
24714 (xtensa_legitimate_address_p): New.
24715 (xtensa_legitimize_address): New.
24716 (xtensa_output_addr_const_extra): New.
24717 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
24719 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
24720 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
24721 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
24722 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
24723 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
24724 (xtensa_legitimize_address): New.
24725 (xtensa_output_addr_const_extra): New.
24727 2007-02-02 Steve Ellcey <sje@cup.hp.com>
24729 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
24731 2007-02-02 Ian Lance Taylor <iant@google.com>
24733 * expmed.c (expand_divmod): Add comment.
24735 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
24737 * emit-rtl.c (renumber_insns): Remove.
24738 * flags.h: Remove the extern for flag_renumber_insns.
24739 * rtl.h: Remove the prototype for renumber_insns.
24740 * toplev.c (flag_renumber_insns): Remove.
24742 2007-02-02 Hui-May Chang <hm.chang@apple.com>
24744 Revert for x86 darwin:
24745 2005-06-19 Uros Bizjak <uros@kss-loka.si>
24747 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
24748 code before the following patch under TARGET_MACHO.
24749 (ix86_function_value_regno_p): Likewise.
24751 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24753 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
24756 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
24759 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
24760 loads to general or fp registers. Add comments.
24761 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
24763 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
24765 * pointer-set.c (insert_aux): Only return insertion slot.
24766 (pointer_set_insert): Adjust.
24767 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
24768 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
24769 pointer_map_traverse): New.
24770 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
24771 pointer_map_create, pointer_map_destroy, pointer_map_insert,
24772 pointer_map_contains, pointer_map_traverse): Declare.
24774 2007-02-02 Jakub Jelinek <jakub@redhat.com>
24776 PR middle-end/30473
24777 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
24778 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
24780 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
24782 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
24784 (struct _dep): New type.
24785 (dep_t): New typedef.
24786 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
24787 (DEP_STATUS): New access macro. The macro with the same name was
24788 renamed to DEP_LINK_STATUS.
24789 (dep_init): Declare function
24791 (struct _dep_link): New type.
24792 (dep_link_t): New typedef.
24793 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
24794 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
24795 (DEP_LINK_STATUS): New macro.
24796 (debug_dep_links): New debug function.
24798 (struct _deps_list): New type.
24799 (deps_list_t): New typedef.
24800 (DEPS_LIST_FIRST): New access macro.
24801 (FOR_EACH_DEP_LINK): New cycle macro.
24802 (create_deps_list, free_deps_list, delete_deps_list): Declare
24804 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
24805 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
24806 (copy_deps_list_change_con): Ditto.
24808 (move_dep_link): Declare function.
24810 (struct _dep_node): New type.
24811 (dep_node_t): New typedef.
24812 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
24814 (struct haifa_insn_data.back_deps): New field to hold backward
24815 dependencies of the insn.
24816 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
24818 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
24819 Change its type to deps_list_t.
24820 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
24821 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
24822 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
24824 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
24826 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
24828 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
24830 (dep_cost): Declare.
24832 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
24833 (ds_to_dk, dk_to_ds): New functions.
24835 (init_dep_1): New static function.
24836 (init_dep): New function.
24837 (copy_dep): New static function.
24839 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
24841 (detach_dep_link): New static function.
24842 (move_dep_link): New function.
24844 (dep_links_consistent_p, dump_dep_links): New static functions.
24845 (debug_dep_links): New debugging function.
24847 (deps_obstack, dl_obstack, dn_obstack): New static variables.
24849 (alloc_deps_list, init_deps_list): New static functions.
24850 (create_deps_list): New function.
24851 (clear_deps_list): New static function.
24852 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
24853 (deps_list_consistent_p, dump_deps_list): New static functions.
24854 (debug_deps_list): New function.
24855 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
24857 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
24859 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
24860 use new scheduler dependencies lists.
24861 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
24862 (sched_analyze): Ditto. Initialize dependencies lists.
24863 (add_forw_dep, compute_forward_dependences): Update to use new
24864 scheduler dependencies lists.
24866 (init_dependency_caches): Init deps_obstack.
24867 (free_dependency_caches): Free deps_obstack.
24869 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
24870 new scheduler dependencies lists.
24871 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
24872 (add_back_forw_dep, delete_back_forw_dep): Ditto.
24874 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
24875 Update to use new scheduler dependencies lists.
24876 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
24877 (debug_dependencies): Ditto.
24878 (schedule_region): Update comments.
24880 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
24881 scheduler dependencies lists.
24882 (schedule_ebb): Update comments.
24884 * rtl.def (DEPS_LIST): Remove.
24886 * lists.c (unused_deps_list): Remove.
24887 (free_list): Update assertions.
24889 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
24890 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
24892 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
24893 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
24895 * haifa-sched.c (comments): Update.
24896 (insn_cost1): Remove. Inline the code into insn_cost ().
24897 (insn_cost): Update to use new scheduler dependencies lists. Move
24898 processing of the dependency cost to dep_cost ().
24899 (dep_cost): New function. Use it instead of insn_cost () when
24900 evaluating cost of the dependency. Use compatible interface to
24901 interact with the target.
24902 (priority): Update to use new scheduler dependencies lists.
24903 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
24904 with greater number of insns that depend on the insn.
24905 (schedule_insn): Update to use new scheduler dependencies lists. Add
24906 code to free backward dependencies lists. Inline and optimize code
24907 from resolve_dep () - see PR28071.
24908 (ok_for_early_queue_removal): Update to use new scheduler dependencies
24909 lists. Update call to targetm.sched.is_costly_dependence hook.
24911 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
24912 scheduler dependencies lists.
24914 (resolve_dep): Remove. Move the logic to schedule_insn ().
24915 (init_h_i_d): Initialize dependencies lists.
24917 (process_insn_depend_be_in_spec): Rename to
24918 process_insn_forw_deps_be_in_spec. Update to use new scheduler
24919 dependencies lists.
24920 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
24921 Update to use new scheduler dependencies lists.
24922 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
24924 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
24925 new scheduler dependencies lists.
24926 (build_intra_loop_deps): Ditto.
24928 * target.h (struct _dep): Declare to use in
24929 gcc_target.sched.is_costly_dependence.
24930 (struct gcc_target.sched.adjust_cost): Fix typo.
24931 (struct gcc_target.sched.is_costly_dependence): Change signature to
24932 use single dep_t parameter instead of an equivalent triad.
24933 (struct gcc_target.sched.adjust_cost_2): Remove.
24935 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
24937 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
24939 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
24941 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
24943 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
24944 (REG_DEP_TRUE): Document.
24946 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
24947 Change signature to correspond to the targetm.sched.adjust_cost hook.
24948 Update use in TARGET_SCHED_ADJUST_COST_2.
24949 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
24950 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
24951 new scheduler dependencies lists.
24952 (ia64_gen_check): Ditto.
24954 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
24955 scheduler dependencies lists.
24957 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
24958 signature to correspond to the targetm.sched.is_costly_dependence hook.
24959 (is_costly_group): Update to use new scheduler dependencies lists.
24961 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
24962 instead of INSN_COST () macro.
24964 2007-02-01 Ian Lance Taylor <iant@google.com>
24966 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
24968 2007-02-01 Guy Martin <gmsoft@gentoo.org>
24970 * pa.md (tp_load): Correct mfctl instruction syntax.
24972 2007-02-01 Geoffrey Keating <geoffk@apple.com>
24974 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
24975 altivec_padding_size calculation on AIX. Improve comment, add
24976 assert to verify that it's right.
24978 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
24981 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
24983 PR inline-asm/28686
24984 * global.c (global_alloc): Add mising initialization of
24987 2007-02-01 Roger Sayle <roger@eyesopen.com>
24989 * alias.c (init_alias_analysis): Correct whitespace.
24990 * bb-reorder.c (fix_edges_for_rarely_executed_code,
24991 partition_hot_cold_basic_blocks): Likewise.
24992 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
24993 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
24994 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
24995 fold_builtin_snprintf_chk, fold_builtin_printf,
24996 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
24997 do_mpfr_arg3, do_mpfr_sincos): Likewise.
24998 * cfgcleanup.c (cleanup_cfg): Likewise.
24999 * cfgexpand.c (tree_expand_cfg): Likewise.
25000 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
25001 * function.c (get_next_funcdef_no): Likewise.
25002 * gengtype.c (main): Likewise.
25003 * genmodes.c (main): Likewise.
25004 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
25005 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
25006 * ifcvt.c (noce_emit_move_insn): Likewise.
25007 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
25009 * stor-layout.c (get_best_mode): Likewise.
25010 * tree-ssa-loop-niter.c (get_val_for): Likewise.
25011 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
25012 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
25013 perform_var_substitution, solve_graph): Likewise.
25014 * tree-vrp.c (vrp_finalize): Likewise.
25016 2007-02-01 Ian Lance Taylor <iant@google.com>
25018 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
25019 high part of a paradoxical subreg, return a constant zero.
25021 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
25023 * toplev.c (lang_dependent_init): Call init_set_costs.
25024 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
25026 2007-02-01 Richard Guenther <rguenther@suse.de>
25028 PR middle-end/30656
25029 * fold-const.c (fold_negate_expr): Allow negating a
25030 constant if overflow does not change.
25032 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25034 * doc/c-tree.texi (Expression trees): Improve markup.
25035 * doc/tm.texi (Register Classes, Addressing Modes)
25036 (Floating Point): Fix spacing after abbreviations. Fix some
25039 2007-02-01 Ben Elliston <bje@au.ibm.com>
25041 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
25042 * doc/contrib.texi: Likewise.
25043 * doc/install.texi: Likewise.
25045 2007-01-31 Richard Henderson <rth@redhat.com>
25046 Ian Lance Taylor <iant@google.com>
25048 * lower-subreg.c: New file.
25049 * rtl.def (CONCATN): Define.
25050 * passes.c (init_optimization_passes): Add pass_lower_subreg and
25051 pass_lower_subreg2.
25052 * emit-rtl.c (update_reg_offset): New static function, broken out
25053 of gen_rtx_REG_offset.
25054 (gen_rtx_REG_offset): Call update_reg_offset.
25055 (gen_reg_rtx_offset): New function.
25056 * regclass.c: Revert patch of 2006-03-05, restoring
25058 (clear_reg_info_regno): New function.
25059 * dwarf2out.c (concatn_loc_descriptor): New static function.
25060 (loc_descriptor): Handle CONCATN.
25061 * common.opt (fsplit_wide_types): New option.
25062 * opts.c (decode_options): Set flag_split_wide_types when
25064 * timevar.def (TV_LOWER_SUBREG): Define.
25065 * rtl.h (gen_reg_rtx_offset): Declare.
25066 (reg_scan_update): Declare.
25067 * regs.h (clear_reg_info_regno): Declare.
25068 * tree-pass.h (pass_lower_subreg): Declare.
25069 (pass_lower_subreg2): Declare.
25070 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
25071 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
25072 -fsplit-wide-types.
25073 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
25074 * Makefile.in (OBJS-common): Add lower-subreg.o.
25075 (lower-subreg.o): New target.
25077 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
25079 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
25081 2007-01-31 Anatoly Sokolov <aesok@post.ru>
25084 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
25086 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25088 PR middle-end/29335
25089 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
25091 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
25093 * cfgloop.h: Include vec-prim.h.
25094 (enum li_flags): Remove LI_ONLY_OLD.
25095 (loop_iterator): Changed.
25096 (fel_next, fel_init): Iterate over loop tree.
25097 (FOR_EACH_LOOP_BREAK): New macro.
25098 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
25100 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
25101 * modulo-sched.c (sms_schedule): Ditto.
25102 * tree-vectorizer.c (vectorize_loops): Ditto.
25103 * doc/loop.texi: Update information on loop numbering and behavior of
25104 FOR_EACH_LOOP wrto new loops.
25105 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
25106 add_to_evolution_1): Test nestedness of loops instead of comparing
25108 * tree-chrec.c (chrec_fold_plus_poly_poly,
25109 chrec_fold_multiply_poly_poly, chrec_evaluate,
25110 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
25111 reset_evolution_in_loop): Ditto.
25112 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
25114 2007-01-31 Dirk Mueller <dmueller@suse.de>
25116 * c-common.c (warn_about_parentheses): Separate warning about
25117 un-parenthized sequence of comparison operators from the one
25118 which is supposed to warn about x <= y <= z.
25120 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
25122 * optabs.h (enum optab_index): Add new OTI_isinf.
25123 (isinf_optab): Define corresponding macro.
25124 * optabs.c (init_optabs): Initialize isinf_optab.
25125 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
25127 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
25128 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
25130 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
25131 expand_builtin_interclass_mathfn.
25132 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
25133 * config/i386/i386.md (UNSPEC_FXAM): New constant.
25134 (fxam<mode>2_i387): New insn pattern.
25135 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
25136 built-in functions as x87 inline asm.
25138 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
25140 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
25142 2007-01-30 Eric Christopher <echristo@apple.com>
25144 * config.gcc: Add geode.
25146 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
25148 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
25149 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
25150 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
25151 value-prof.c: Fix comment typos.
25153 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25156 * doc/invoke.texi (Wpointer-arith): Document warning.
25158 2007-01-30 Janis Johnson <janis187@us.ibm.com>
25160 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
25161 the list of discrepancies from the draft TR.
25163 2007-01-30 Dirk Mueller <dmueller@suse.de>
25166 * doc/invoke.texi (-Wreturn-type): Update description to
25167 match new behavior.
25169 2007-01-30 Richard Sandiford <richard@codesourcery.com>
25171 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
25173 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
25175 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
25176 to handle optabs that operate on floating point input argument and
25177 output to integer output.
25178 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
25179 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
25180 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
25181 expand_builtin_interclass_mathfn ().
25182 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
25183 (ilogbsi2): Remove.
25184 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
25185 ilogbl built-in functions as x87 intrinsics.
25187 2007-01-30 Richard Guenther <rguenther@suse.de>
25189 PR middle-end/27657
25190 * dwarf2out.c (reference_to_unused): Query varpool if the
25191 variable was output.
25193 2007-01-30 Richard Guenther <rguenther@suse.de>
25195 PR middle-end/30313
25196 * passes.c (execute_one_pass): Reset in_gimple_form to not
25197 confuse non-unit-at-a-time mode.
25199 2007-01-29 Roger Sayle <roger@eyesopen.com>
25200 Richard Guenther <rguenther@suse.de>
25202 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
25203 avoid undefined behaviour on overflow. Use force_fit_type_double
25204 to construct the constant with the specified TREE_OVERFLOW.
25206 2007-01-29 Janis Johnson <janis187@us.ibm.com>
25208 * config/dfp-bit.c: Add parameterized support for fp exceptions.
25209 * config/dfp-bit.h: Ditto.
25211 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25213 * c-decl.c (pop_scope): Replace warnings with call to
25214 warn_for_unused_label.
25215 * c-common.h (warn_for_unused_label): Declare.
25216 * c-common.c (warn_for_unused_label): Define.
25218 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25220 * tree-optimize.c (update_inlined_to_pointers): Delete unused
25223 2007-01-29 Janis Johnson <janis187@us.ibm.com>
25225 * Makefile.in (USER_H): Remove decfloat.h.
25226 * ginclude/decfloat.h: Delete, moving contents to ...
25227 * ginclude/float.h: Add support for decimal floating point,
25228 guarded by __STDC_WANT_DEC_FP__.
25230 2007-01-29 Mike Stump <mrs@apple.com>
25232 * doc/gccint.texi (Top): Rename Loop Representation to Loop
25233 Analysis and Representation to resolve case insensitive conflict.
25234 * doc/loop.texi (Loop Analysis and Representation): Likewise.
25236 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
25238 * tree.h (struct tree_memory_tag): Add aliases member.
25239 (MTAG_ALIASES): New macro.
25240 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
25241 (add_may_alias): Remove pointer-set. Update for may_aliases being
25243 (mark_aliases_call_clobbered): Update for may_aliases being a
25245 (compute_tag_properties): Ditto.
25246 (create_partition_for): Ditto.
25247 (compute_memory_partitions): Ditto.
25248 (dump_may_aliases_for): Ditto.
25249 (is_aliased_with): Ditto.
25250 (add_may_alias_for_new_tag): Ditto.
25251 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
25252 (compute_is_aliased): New function.
25253 (compute_may_aliases): Call compute_is_aliased).
25254 (init_alias_info): Initialize alias_bitmap_obstack.
25255 (union_alias_set_into): New function.
25256 (compute_flow_sensitive_aliasing): Use union_aliases_into.
25257 (have_common_aliases_p): Rewrite to take two bitmaps and use
25259 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
25260 Update for bitmaps.
25261 (finalize_ref_all_pointers): Update for add_may_alias changes.
25262 (new_type_alias): Ditto.
25263 * tree-flow-inline.h (may_aliases): Return a bitmap.
25264 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
25265 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
25266 may_aliases being a bitmap.
25267 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
25268 may_aliases now returns a bitmap.
25269 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
25271 * tree-ssa-operands.c (add_virtual_operand): Update for
25272 may_aliases being a bitmap.
25274 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
25276 PR tree-optimization/30630
25277 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
25278 variable as changed.
25280 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
25283 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
25284 expanded only once even if an error occurs.
25286 2007-01-29 Ben Elliston <bje@au.ibm.com>
25288 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
25289 (__gcov_average_profiler): Likewise.
25290 (__gcov_ior_profiler): Likewise.
25291 (__gcov_merge_ior): Likewise.
25293 2007-01-28 Jan Hubicka <jh@suse.cz>
25295 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
25296 * value-prof.c (stringop_block_profile): Likewise.
25298 2007-01-28 Jan Hubicka <jh@suse.cz>
25300 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
25301 Add variant handling histograms; add wrapper.
25302 (clear_storage_via_libcall): Export.
25303 (emit_block_move_hints): Break out from ...; add histograms.
25304 (emit_block_move): ... this one.
25305 (clear_storage_hints): Break out from ...; add histograms.
25306 (clear_storage): ... this one.
25307 (set_storage_via_memset): Handle histogram.
25308 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
25309 (clear_storage_hints, clear_storage_via_libcall): Declare.
25310 (set_storage_via_setmem): Update prototype.
25311 * doc/md.texi (movmem, setmem): Document new arguments.
25313 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
25314 Add new histograms.
25315 (stringop_block_profile): New global function.
25316 (tree_stringops_values_to_profile): Profile block size and alignment.
25317 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
25319 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
25320 (stringop_block_profile): Declare.
25321 * builtins.c: Include value-prof.h.
25322 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
25323 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
25324 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
25325 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
25326 * profile.c (instrument_values): Add new counters.
25327 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
25329 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
25330 (tree_init_edge_profiler): Build new profilers.
25331 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
25332 (pass_tree_profile): Add dump.
25333 (tree_profile_hooks): Update.
25334 * Makefile.in (LIBGCOV): Add new constants.
25335 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
25336 __gcov_ior_profiler): New.
25337 * i386.md (movmem/setmem expanders): Add new optional arguments.
25339 2007-01-28 David Edelsohn <edelsohn@gnu.org>
25341 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
25343 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
25345 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
25346 (tree_unswitch_single_loop): Pass eni_size_weights to
25347 tree_num_loop_insns.
25348 * tree-ssa-loop-manip.c: Include tree-inline.h.
25349 (can_unroll_loop_p): Pass eni_size_weights to
25350 tree_num_loop_insns.
25351 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
25352 Pass eni_size_weights to estimate_num_insns.
25353 * tree.h (init_inline_once): Export.
25354 * toplev.c (backend_init): Call init_inline_once.
25355 * cgraphunit.c (cgraph_process_new_functions,
25356 cgraph_analyze_function): Pass eni_inlining_weights to
25357 estimate_num_insns.
25358 * ipa-inline.c (compute_inline_parameters): Ditto.
25359 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
25360 to estimate_num_insns.
25361 (try_unroll_loop_completely): Pass eni_size_weights to
25362 tree_num_loop_insns.
25363 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
25364 ot estimate_num_insns.
25365 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
25366 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
25367 * tree-inline.c (eni_inlining_weights, eni_size_weights,
25368 eni_time_weights): New variables.
25369 (init_inline_once): Initialize them.
25370 (struct eni_data): Mew.
25371 (estimate_num_insns_1, estimate_num_insns): Use weights.
25372 * tree-inline.h (struct eni_weights_d): New.
25373 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
25374 (estimate_num_insns): Declaration changed.
25375 * cfgloop.h (tree_num_loop_insns): Declaration changed.
25376 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
25377 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
25379 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
25381 * tree-data-ref.c (conflict_fn): Assert that the number of affine
25382 relations in the conflict function is valid.
25384 2007-01-27 Ian Lance Taylor <iant@google.com>
25386 * common.opt: Add fstrict-overflow.
25387 * opts.c (decode_options): Set flag_strict_overflow if -O2.
25388 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
25389 (TYPE_OVERFLOW_UNDEFINED): Define.
25390 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
25392 * tree.h (TYPE_TRAP_SIGNED): Don't define.
25393 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
25394 (fold_negate_expr): Likewise.
25395 (make_range): Likewise.
25396 (extract_muldiv_1): Likewise.
25397 (maybe_canonicalize_comparison): Likewise.
25398 (fold_comparison): Likewise.
25399 (fold_binary): Likewise.
25400 (tree_expr_nonnegative_p): Likewise.
25401 (tree_expr_nonzero_p): Likewise.
25402 * tree-vrp.c (compare_values): Likewise.
25403 (extract_range_from_binary_expr): Likewise.
25404 (extract_range_from_unary_expr): Likewise.
25405 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
25407 (nowrap_type_p): Likewise.
25408 * tree-scalar-evolution.c (simple_iv): Likewise.
25409 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
25410 (build_range_check): Likewise.
25411 (extract_muldiv_1): Likewise.
25412 (fold_comparison): Likewise.
25413 * tree-vrp.c (vrp_int_const_binop): Likewise.
25414 (extract_range_from_unary_expr): Likewise.
25415 * convert.c (convert_to_integer): Likewise.
25416 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
25417 (fold_comparison): Likewise.
25418 (fold_binary): Likewise.
25419 * optabs.c (optab_for_tree_code): Likewise.
25420 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
25421 * simplify-rtx.c (simplify_const_relational_operation): Check
25422 flag_strict_overflow and flag_trapv.
25423 (simplify_const_relational_operation): Likewise.
25424 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
25425 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
25428 2007-01-27 Roger Sayle <roger@eyesopen.com>
25430 * tree.c (tree_fold_gcd): Delete.
25431 * tree.h (tree_fold_gcd): Remove prototype.
25432 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
25433 test whether one constant integer is a multiple of another. Instead
25434 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
25435 * fold-const.c (multiple_of_p): We've determined both TOP and
25436 BOTTOM are integer constants so we can call int_const_binop directly
25437 instead of the more generic const_binop.
25439 2007-01-27 Roger Sayle <roger@eyesopen.com>
25441 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
25442 1*X check that the constant hasn't overflowed, to preserve the
25444 (round_up): Provide an efficient implementation when rouding-up an
25445 INTEGER_CST to a power-of-two.
25447 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25449 * doc/sourcebuild.texi: Add comma for clarity.
25450 * doc/extend.texi: Fix some typos.
25451 * doc/passes.texi: Likewise.
25452 * doc/cppinternals.texi: Likewise.
25453 * doc/c-tree.texi: Likewise.
25454 * doc/tree-ssa.texi: Likewise.
25455 * doc/install.texi: Likewise.
25457 2007-01-27 Jan Hubicka <jh@suse.cz>
25459 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
25460 (pass_sra): Do not require alias information.
25461 * passes.c (init_optimization_passes): Add SRA
25463 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
25465 * tracer.c (rest_of_handle_tracer): We already cleaned
25466 up the CFG in tracer() so don't do it here again.
25467 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
25468 cleanup_cfg here, either. And don't call renumber_insns.
25470 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
25471 and BB_HEAD are in the insn stream here. Instead make sure
25472 that BB_INSN is valid on all insns. Also, do check here that
25473 there are no pending branch predictions...
25474 (rtl_verify_flow_info): ...instead of doing it here. Checks
25475 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
25478 2007-01-26 Roger Sayle <roger@eyesopen.com>
25480 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
25481 function to simplify/factorize operand order canonicalization.
25482 (ix86_fixup_binary_operands): Reorganize using the above function.
25483 (ix86_binary_operator_ok): Likewise.
25485 2007-01-27 Jakub Jelinek <jakub@redhat.com>
25487 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
25488 file scope from optimize_attrs.
25489 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
25491 (optimize_attrs): Clear insn_code_values after freeing it.
25493 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
25495 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
25496 a parts.base assignment.
25498 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
25500 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
25501 (compute_subscript_distance, initialize_data_dependence_relation,
25502 finalize_ddr_dependent, analyze_ziv_subscript,
25503 analyze_siv_subscript_cst_affine,
25504 compute_overlap_steps_for_affine_univar,
25505 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
25506 analyze_siv_subscript, analyze_miv_subscript,
25507 analyze_overlapping_iterations, subscript_dependence_tester_1,
25508 compute_self_dependence, free_dependence_relation): Work
25509 with affine_fn instead of chrecs.
25510 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
25511 common_affine_function, affine_function_base,
25512 affine_function_constant_p, affine_fn_op, affine_fn_plus,
25513 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
25514 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
25515 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
25516 (all_chrecs_equal_p): Removed.
25517 * tree-data-ref.h (affine_fn, conflict_function): New types.
25518 (struct subscript): Change type of conflicting_iterations_in_a
25519 and conflicting_iterations_in_b.
25521 2007-01-26 Steve Ellcey <sje@cup.hp.com>
25524 * config/pa/pa.h (TARGET_HPUX_11): New.
25525 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
25526 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
25528 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
25529 Richard Guenther <rguenther@suse.de>
25531 * tree-ssa-structalias.c (solve_graph): Handle case
25532 we merged the variable to another.
25534 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25536 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
25539 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
25540 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
25542 2007-01-25 DJ Delorie <dj@redhat.com>
25544 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
25545 allow changes to modes which don't fit in those registers.
25547 * reload1.c (choose_reload_regs): Check for invalid subregs before
25548 computing their locations, not after.
25550 2007-01-25 Geoffrey Keating <geoffk@apple.com>
25553 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
25554 save Altivec registers in an eh_return function.
25555 (compute_vrsave_mask): Likewise.
25556 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
25557 for saving Altivec registers.
25558 (rs6000_emit_prologue): Don't allocate stack twice in
25559 eh_return function. Correct expected value of altivec_save_offset
25560 when using save_world. Describe save of R0 to stack when using
25561 save_world. Describe stack pointer adjustment when using
25562 save_world. Remove duplicated eh_return parameter register saving.
25563 Update sp_offset variable after save_world.
25564 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
25566 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
25567 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
25570 2007-01-25 Steve Ellcey <sje@cup.hp.com>
25572 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
25574 2007-01-25 Steve Ellcey <sje@cup.hp.com>
25577 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
25578 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
25580 2007-01-25 Richard Guenther <rguenther@suse.de>
25582 * doc/invoke.texi (-Wcoverage-mismatch): Document.
25583 * common.opt (-Wcoverage-mismatch): New warning option.
25584 * coverage.c (get_coverage_counts): Ignore coverage mismatch
25585 if -Wcoverage-mismatch is given.
25587 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
25589 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
25590 (ipcp_driver): Change to static definition.
25591 Add dumping of the ifunctions.
25592 (constant_val_insert): Remove unused parameter. Support for SSA.
25593 (ipcp_propagate_const): Support for SSA.
25594 (ipcp_profile_bb_print): Print only analyzed nodes.
25595 (ipcp_replace_map_create): Remove support for Fortran constant
25597 * ipa-prop.c (ipa_method_modify_stmt,
25598 ipa_callsite_compute_param): Support for SSA.
25599 * ipa-prop.h (ipcp_driver): Remove declaration.
25600 (IS_VALID_TREE_MAP_INDEX): Add define.
25602 2007-01-24 Geoffrey Keating <geoffk@apple.com>
25604 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
25606 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25608 PR middle-end/30447
25609 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
25610 constant argument to cabs and do it without checking for
25611 -funsafe-math-optimizations.
25613 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
25615 * c-common.h (RID_FIRST_CXX0X): New.
25616 (RID_LAST_CXX0X): New.
25617 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
25619 * c.opt (Wc++0x-compat): New.
25620 * doc/invoke.texi (-Wc++0x-compat): Document.
25622 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25624 * builtins.c (fold_builtin_carg): New.
25625 (fold_builtin_1): Use it.
25627 2007-01-24 Jan Hubicka <jh@suse.cz>
25629 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
25631 * ipa-inline.c (initial_insns, max_insns): Delete.
25632 (compute_max_insns): New function.
25633 (cgraph_decide_inlining_of_small_function): Use it; take minimal
25634 amount of insns as base for code growth.
25635 (cgraph_decide_inlining): Make initial_insns local; do not compute
25637 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
25638 * doc/invoke.texi (inline-unit-growth): Update docs.
25640 2007-01-24 Jakub Jelinek <jakub@redhat.com>
25642 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
25643 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
25644 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
25645 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
25646 for CPUs that have PTA_CX16 set.
25648 PR middle-end/27416
25649 * gimplify.c (omp_check_private): New function.
25650 (gimplify_scan_omp_clauses): Use it for
25651 firstprivate/lastprivate/reduction.
25653 PR middle-end/30494
25654 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
25655 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
25657 PR middle-end/30421
25658 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
25659 If lower_lastprivate_clauses emits some statements, append them
25660 to dlist rather than body_p and to body_p append an initializer.
25661 (lower_omp_for): Adjust caller.
25663 2007-01-24 Steve Ellcey <sje@cup.hp.com>
25665 * target.h (globalize_decl_name): New.
25666 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
25667 * output.h (default_globalize_decl_name): New.
25668 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
25670 (globalize_decl): Ditto.
25671 (default_globalize_decl_name): New.
25672 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
25673 (ia64_handle_version_id_attribute): New.
25674 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
25675 (ia64_asm_output_external): Use globalize_decl_name instead
25676 of globalize_label.
25677 * doc/extend.texi (version_id): New pragma.
25678 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
25680 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
25682 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
25683 _uleb128_t and _Unwind_SWord with _sleb128_t.
25684 * unwind-dw2.c (extract_cie_info, execute_stack_op,
25685 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
25687 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
25688 * unwind-pe.h (read_uleb128, read_sleb128,
25689 read_encoded_value_with_base): Likewise.
25690 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
25692 2007-01-24 Richard Guenther <rguenther@suse.de>
25694 * builtins.c (expand_builtin_cexpi): Get the fndecl
25695 for cexp in the correct way.
25697 2007-01-24 Jan Hubicka <jh@suse.cz>
25699 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
25702 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
25704 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
25705 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
25706 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
25707 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
25708 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
25709 __SIZEOF_PTRDIFF_T__.
25710 * doc/cpp.texi: Documentation for the new builtin macros added.
25712 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
25714 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
25715 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
25716 instead of operands[2] to avoid access past the end of array.
25718 2007-01-24 Richard Sandiford <richard@codesourcery.com>
25720 * reload1.c (emit_reload_insns): Pass the reload register
25721 for a non-spill output reload through forget_old_reloads_1.
25723 2007-01-23 Joseph Myers <joseph@codesourcery.com>
25725 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
25726 _SOFT_DOUBLE if doubles use software floating-point.
25727 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
25728 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
25729 * config/rs6000/darwin-ldouble.c: Also compile functions for
25730 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
25731 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
25732 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
25733 commented-out long double override.
25734 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
25735 * config/rs6000/eabispe.h: Likewise.
25736 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
25737 long double for non-SPE.
25738 (rs6000_handle_option): Likewise.
25739 (invalid_e500_subreg): Disallow more subregs involding DImode,
25740 DFmode, TImode or TFmode.
25741 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
25743 (legitimate_lo_sum_address_p): Also check for TFmode for E500
25745 (rs6000_legitimize_address): Also handle TFmode for E500 double.
25746 (rs6000_legitimize_reload_address): Also handle TFmode for E500
25748 (rs6000_legitimate_address): Also check for TFmode for E500
25750 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
25751 (spe_build_register_parallel): Handle TFmode and TCmode.
25752 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
25754 (function_arg): Handle TFmode and TCmode for E500 double.
25755 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
25757 (print_operand): Handle TFmode and TImode for %y.
25758 (rs6000_generate_compare): Handle TFmode comparisons for E500
25760 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
25761 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
25762 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
25763 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
25764 TFmode for E500 double.
25765 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
25766 (floatsidf2): Enable for E500 double.
25767 (movtf_softfloat): Use rs6000_nonimmediate_operand.
25768 (extenddftf2): Change to extenddftf2_fprs.
25769 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
25770 depending on TARGET_E500_DOUBLE.
25771 (extendsftf2): Enable for E500 double.
25772 (trunctfdf2): Enable for E500 double.
25773 (trunctfsf2): Change to trunctfsf2_fprs.
25774 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
25775 depending on TARGET_E500_DOUBLE.
25776 (floatsitf2): Enable for E500 double.
25777 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
25778 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
25779 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
25780 (negtf2): Change to negtf2_internal.
25781 (negtf2): New expander.
25782 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
25783 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
25784 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
25785 (movdi_internal32): Use rs6000_nonimmediate_operand.
25786 (unnamed splitter): Likewise.
25787 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
25788 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
25789 (SPE64TF, DITI): New mode macros.
25790 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
25793 (frob_<mode>_di_2): New.
25794 (frob_tf_di_8_2): New.
25795 (frob_di_df): Change to frob_di_<mode>; allow more modes.
25797 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
25799 (frob_ti_<mode>_8_2): New.
25800 (frob_ti_tf_2): New.
25801 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
25802 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
25804 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
25805 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
25806 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
25807 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
25808 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
25809 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
25812 2007-01-23 Ian Lance Taylor <iant@google.com>
25814 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
25816 (OBJS-archive): Reformat, alphabetize.
25817 (OBJS): Change out_object_file to OBJS-md.
25819 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
25821 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
25822 JUMP_P and CALL_P predicates where applicable.
25823 * config/i386/i386.c: Ditto.
25824 * config/i386/i386.md: Ditto.
25825 * config/i386/mmx.md: Ditto.
25826 * config/i386/predicates.md: Ditto.
25828 2007-01-22 Andreas Schwab <schwab@suse.de>
25830 * config/m68k/m68k.h: Fix comment.
25832 2007-01-22 Jan Hubicka <jh@suse.cz>
25834 * passes.c (init_optimization_passes): Do not rerun
25835 pass_early_warn_uninitialized.
25837 2007-01-22 Richard Guenther <rguenther@suse.de>
25839 PR tree-optimization/30038
25840 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
25842 (execute_cse_sincos_1): Likewise.
25843 (execute_cse_sincos): Likewise.
25844 (gate_cse_sincos): Likewise.
25845 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
25846 the cexpi() canonicalization of sincos().
25847 * tree-pass.h (pass_cse_sincos): Declare.
25848 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
25850 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
25852 PR rtl-optimization/29329
25853 * combine.c (replaced_rhs_insn): Rename to i2mod.
25854 (replaced_rhs_value): Rename to i2mod_new_rhs.
25855 (i2mod_old_rhs): New global variable.
25856 (combine_instructions): Adjust for above change. Save a copy of
25857 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
25858 note are substituted in the second instruction.
25859 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
25860 ditch the note if it pertains to the second eliminated register
25861 and this register is mentioned in i2mod_old_rhs.
25864 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
25866 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
25867 the insn to which the note was originally attached.
25869 2007-01-21 Jan Hubicka <jh@suse.cz>
25871 * ipa-inline.c (inlining_mode): Comment, move up.
25872 (cgraph_decide_inlining_incrementally): Do not perform inlining
25873 itself; fix handling of flattening of self recursive functions.
25874 (cgraph_find_cycles): Remove.
25875 (cgraph_flatten_node): Remove.
25876 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
25877 (try_inline): New function.
25878 (cgraph_early_inlining): Update call of
25879 cgraph_decide_inlining_incrementally. Apply inlining here.
25880 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
25882 2007-01-21 Dirk Mueller <dmueller@suse.de>
25885 * tree-vrp.c (check_array_bounds): do not warn
25886 about ADDR_EXPR's of ARRAY_REF's which are immediately
25887 used in binary expressions.
25889 2007-01-21 Ira Rosen <irar@il.ibm.com>
25891 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
25892 read_write_dep and macros for its access.
25893 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
25894 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
25895 argument, call vect_check_interleaving for every independent pair of
25896 data-refs. Mark loads that access the same memory location as a store
25898 (vect_check_dependences): Remove.
25899 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
25900 call, fix the call to vect_analyze_data_ref_dependence.
25901 (vect_analyze_data_ref_access): For statements that access the same
25902 data-ref, check that they are not stores; for loads, check that there
25903 is no store that access the same location.
25905 2007-01-20 Roger Sayle <roger@eyesopen.com>
25906 Joseph Myers <joseph@codesourcery.com>
25908 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
25909 (-fdump-rtl-stack): Likewise.
25910 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
25911 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
25912 (-mpt-fixed): Use @minus{} for minus sign.
25913 (Using Precompiled Headers): Fix under/overfull hbox.
25915 2007-01-20 Jan Hubicka <jh@suse.cz>
25917 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
25918 place within annotation.
25920 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25922 * pa.c (output_move_double): Change array size of xoperands to 4.
25924 2007-01-20 Jan Hubicka <jh@suse.cz>
25926 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
25929 2007-01-19 Ian Lance Taylor <iant@google.com>
25931 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
25932 constant to unsigned HOST_WIDE_INT before negating.
25934 2007-01-19 Ian Lance Taylor <iant@google.com>
25936 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
25938 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
25939 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
25940 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
25941 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
25942 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
25943 (realloc_vdef, realloc_vuse): Change second parameter to
25945 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
25946 fields to unsigned.
25947 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
25948 unsigned. Change x and lim locals to unsigned.
25949 (realloc_vdef, realloc_vuse): Change num_elem parameter to
25951 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
25952 (copy_virtual_operands): Change i and n locals to unsigned.
25954 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25956 PR middle-end/29335
25957 * builtins.c (fold_builtin_1): Handle builtin fdim.
25959 2007-01-20 Jan Hubicka <jh@suse.cz>
25961 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
25962 * tree-ssa-structalias.c (compute_points_to_sets): Do call
25963 init_alias_heapvars.
25964 (init_alias_heapvars): Initialize only when not already initialized.
25965 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
25967 2007-01-19 Roger Sayle <roger@eyesopen.com>
25969 * common.opt (fsigned-zeros): New command line option.
25970 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
25971 of flag_unsafe_math_optimizations.
25972 * opts.c (set_fast_math_flags): The -ffast-math command line option
25973 implies -fno-signed-zeros.
25974 (fast_math_flags_set_p): Likewise.
25976 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
25977 the documentation of -ffast-math appropriately. Wrap long lines.
25979 2007-01-19 Steve Ellcey <sje@cup.hp.com>
25981 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
25982 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
25984 2007-01-19 Tomas Bily <tbily@suse.cz>
25986 * cgraphunit.c (cgraph_finalize_function): Updating of pid
25988 (tree_init_ic_make_global_vars): New function
25989 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
25990 (tree_gen_ic_profiler): New function
25991 (tree_gen_ic_func_profiler): New function
25992 (tree_profiling): Added calling of tree_gen_ic_func_profiler
25993 (tree_profile_hooks): Added hook for indirec/virtual calls
25994 * value-prof.c (tree_find_values_to_profile): New case for
25996 (tree_values_to_profile): Call for determining indirect/virtual
25998 (tree_indirect_call_to_profile): New function
25999 (tree_ic_transform): New function
26000 (tree_ic): New function
26001 (find_func_by_pid): New function
26002 (init_pid_map): New function
26003 (tree_value_profile_transformations): Added check for
26004 indirect/virtual call transformation
26005 * value-prof.h (enum hist_type): New counter type for
26006 indirect/virtual calls
26007 (profile_hooks): Added new hook for profiling indirect/virtual
26009 * profile.c (instrument_values): New case for indirect/virtual
26011 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
26012 (GCOV_COUNTER_V_INDIR): New counter type
26013 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
26014 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
26016 * cgraph.c: Definition of cgraph_max_pid
26017 (cgraph_create_node): Default init of pid attribute
26018 * cgraph.h: Declaration of cgraph_max_pid
26019 (struct cgraph_node): Added pid attribute
26020 * libgcov.c (__gcov_indirect_call_profiler): New function
26021 (__gcov_one_value_profiler_body): New function
26022 (__gcov_one_value_profiler): Body was moved to
26023 __gcov_one_value_profiler_body and calls it
26025 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
26027 * doc/gty.texi (Options): Document the mark_hook option to GTY.
26028 * gengtype.c (write_types_data, write_func_for_structure,
26029 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
26030 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
26031 (walk_type, write_func_for_structure): Generate the mark_hook if
26034 2007-01-19 Jan Hubicka <jh@suse.cz>
26036 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
26037 'early' argument take inlining mode argument specifying whether to
26038 inline for size/speeed or all functions; add support for flattening;
26040 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
26042 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26045 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
26046 the name of the declared identifier.
26048 2007-01-19 Dirk Mueller <dmueller@suse.de>
26050 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
26051 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
26052 duplicate evaluation.
26054 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
26056 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
26057 Macroize expander using X87MODEF12 mode macro. Extend operand 1
26058 to XFMode, use acosxf2 and truncate result to requested mode.
26059 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
26060 (asin<mode>2): Similarly, with asin expanders.
26061 (*fscalexf4_i387): Rename from *fscalexf4.
26062 (expNcorexf3): New expander.
26063 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
26064 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
26065 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
26066 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
26067 patterns for SSE math.
26068 (exp10<mode>2): Similarly, with exp10 expanders.
26069 (exp2<mode>2): Similarly, with exp2 expanders.
26070 (expm1<mode>2): Similarly, with expm1 expanders.
26071 (ldexp<mode>3): Similarly, with ldexp expanders.
26072 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
26073 Use gen_truncxf<mode>2_i387_noop to truncate result.
26075 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26077 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
26078 for ColdFire targets.
26080 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
26081 Richard Sandiford <richard@codesourcery.com>
26083 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
26084 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
26085 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
26086 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
26087 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
26088 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
26090 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26092 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
26093 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
26094 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
26095 (*adddi_dilshr32_cf): New pattern.
26096 (adddi3, subdi3): Remove first alternatives.
26098 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26100 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
26101 implemented using move.l, do not use its cc result for floating-point
26104 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26106 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
26107 from accepting 's' constraints if flag_pic.
26109 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26111 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
26112 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
26113 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
26114 condition from TARGET_68881 to TARGET_HARD_FLOAT.
26116 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
26118 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
26119 ColdFire alternatives.
26120 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
26121 * config/m68k/m68k.md (clzsi2): Define for ColdFire
26122 architectures that support ff1 instruction.
26124 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26125 Julian Brown <julian@codesourcery.com>
26127 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
26128 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
26129 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
26132 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26134 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
26136 (output_move_const_into_data_reg, output_move_simode_const): Delete.
26137 * config/m68k/m68k.c (const_method, const_int_cost): Take a
26138 HOST_WIDE_INT instead of an rtx.
26139 (m68k_rtx_costs): Update call accordingly.
26140 (output_move_const_into_data_reg): Likewise. Fix formatting.
26141 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
26143 (output_move_simode_const): Update calls after above changes.
26144 Rework to use automatic variables and predicates like MEM_P.
26145 * config/m68k/m68k.md (pushexthisi_const): Update call to
26148 2007-01-19 Dirk Mueller <dmueller@suse.de>
26150 * tree-ssa-alias.c (perform_var_substitution): Fix typo
26151 in dump_flags test.
26153 2007-01-19 Richard Guenther <rguenther@suse.de>
26155 * builtins.c (expand_builtin_cexpi): Fall back to expanding
26156 via cexp in case sincos is not available.
26158 2007-01-19 Richard Guenther <rguenther@suse.de>
26160 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
26161 * defaults.h (TARGET_HAS_SINCOS): Default to off.
26162 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
26163 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
26164 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
26165 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
26166 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
26167 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
26169 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
26171 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
26173 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
26174 (atan2xf3): Directly generate RTL pattern.
26175 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
26176 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
26177 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
26178 disable patterns for SSE math.
26179 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
26180 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
26181 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
26182 disable patterns for SSE math.
26184 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
26186 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
26188 2007-01-18 Roger Sayle <roger@eyesopen.com>
26190 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
26191 VIEW_CONVERT_EXPR to the same type as it's operand.
26193 2007-01-18 David Edelsohn <edelsohn@gnu.org>
26195 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
26196 configured for long double 128.
26198 2007-01-18 Mike Stump <mrs@apple.com>
26200 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
26203 2007-01-18 Michael Meissner <michael.meissner@amd.com>
26205 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
26208 2007-01-18 Jan Hubicka <jh@suse.cz>
26210 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
26211 greater than NUM_VOP_FREE_BUCKETS.
26213 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
26215 * tree-ssa-structalias.c: Update comments.
26216 (ptabitmap_obstack): Removed.
26217 (pta_obstack): New.
26218 (oldpta_obstack): Ditto.
26219 (stats): Add a few members.
26220 (struct variable_info): Remove node, complex, address_taken, and
26221 indirect_target members. Add oldsolution member.
26222 (new_var_info): Do not initialize removed members.
26223 (constraint_expr_type): Remove INCLUDES.
26224 (constraint_graph): Add size, implicit_preds, rep,
26225 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
26226 (FIRST_REF_NODE): New macro.
26227 (LAST_REF_NODE): Ditto.
26228 (FIRST_ADDR_NODE): Ditto.
26229 (find): New function.
26231 (dump_constraint): Do not handle INCLUDES.
26232 (insert_into_complex): Do not insert duplicate constraints.
26233 (condense_varmap_nodes): Renamed and rewritten into ...
26234 (merge_node_constraints): This. Also fix bug in handling of
26235 offseted copy constraints.
26236 (clear_edges_for_node): No longer need to deal with preds at all,
26237 or removing associated preds/succs.
26238 (merge_graph_nodes): Deal with indirect_cycles.
26239 Don't deal with predecessors.
26240 (add_implicit_graph_edge): New function.
26241 (add_pred_graph_edge): Ditto.
26242 (add_graph_edge): Don't deal with predecessors.
26243 (build_constraint_graph): Removed.
26244 (build_pred_graph): New function.
26245 (build_succ_graph): Ditto.
26246 (struct scc_info): Removed in_component. Added roots, dfs, and
26247 node_mapping. Remove visited_index, unification_queue.
26248 (scc_visit): Deal with union-find we do now.
26249 Deal with cycles with REF nodes.
26250 (collapse_nodes): Renamed and rewritten to ...
26251 (unify_nodes): This.
26252 (process_unification_queue): Removed.
26253 (topo_visit): Cleanup
26254 (do_da_constraint): Use find.
26255 (do_sd_constraint): Ditto.
26256 (do_ds_constraint): Ditto.
26257 (do_complex_constraint): Ditto.
26258 (init_scc_info): Update for removed and added members.
26259 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
26260 (find_indirect_cycles): This.
26261 (equivalence_class): New variable.
26262 (label_visit): New function.
26263 (perform_variable_substitution): Rewritten.
26264 (free_var_substitution_info): New function.
26265 (find_equivalent_node): Ditto.
26266 (move_complex_constraints): Ditto.
26267 (eliminate_indirect_cycles): Ditto.
26268 (solve_graph): Only propagate changed bits.
26269 Use indirect cycle elimination.
26271 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
26272 (tree_id_eq): Renamed to ...
26273 (tree_vi_eq): This. Update for member change
26274 (insert_id_for_tree): Renamed and rewritten to ...
26275 (insert_vi_for_tree): This.
26276 (lookup_id_for_tree): Renamed and rewritten to ...
26277 (lookup_vi_for_tree): This.
26278 (get_id_for_tree): Renamed and rewritten to ...
26279 (get_vi_for_tree): Ditto.
26280 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
26281 (process_constraint): Don't handle INCLUDES.
26282 Remove special ADDRESSOF case.
26283 (find_func_aliases): Rewrite to use vi functions instead of id
26285 (create_function_info_for): Ditto.
26286 (create_variable_info_for): Ditto.
26287 (intra_create_variable_infos): Ditto.
26288 (merge_smts_into): Ditto.
26289 (find_what_p_points_to): Ditto.
26290 (init_base_vars): Ditto.
26291 (init_alias_vars): Ditto.
26292 (remove_preds_and_fake_succs): New function.
26293 (dump_sa_points_to_info): Dump new stats.
26294 (dump_solution_for_var): Use find.
26295 (set_used_smts): Fix formatting.
26296 (compute_points_to_sets): Updated for new functions.
26297 (ipa_pta_execute): Ditto.
26299 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
26300 Richard Sandiford <richard@codesourcery.com>
26302 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
26304 * calls.c (expand_call): If the return value is a PARALLEL,
26305 extract its first member.
26306 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
26307 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
26308 use FUNCTION_EXTRA_EPILOGUE.
26309 (m68k_function_value): Return a PARALLEL if the return value
26310 is of a pointer type.
26311 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
26312 (FUNCTION_EXTRA_EPILOGUE): Remove.
26313 * config/m68k/m68k.md (D0_REG): New constant.
26315 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
26317 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
26318 output a NOP for empty epilogues.
26320 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26322 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
26323 before function. Extend register save check to include all
26324 registers, not just integer ones.
26326 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
26328 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
26329 (m68k_use_return_insn): ...this.
26330 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
26331 * config/m68k/m68k.c (use_return_insn): Rename to...
26332 (m68k_use_return_insn): ...this.
26333 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
26334 of USE_RETURN_INSN.
26336 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
26338 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
26339 nearest even, fix denormal rounding overflow.
26341 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26343 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
26344 f%$smove and f%$move.
26345 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
26346 (extendsfdf2_cf): Use fdmove instead of f%&move.
26347 (truncdfsf2_cf): Use fsmove instead of f%$smove.
26348 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
26350 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26352 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
26355 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26357 * real.h (real_format): Add a canonical_nan_lsbs_set field.
26358 (coldfire_single_format): Declare.
26359 (coldfire_double_format): Likewise.
26360 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
26361 of qnan_msb_set to determine the lower bits of a canonical
26363 (encode_ieee_double): Likewise.
26364 (encode_ieee_quad): Likewise.
26365 (ieee_single_format): Initialize canonical_nan_lsbs_set.
26366 (mips_single_format): Likewise.
26367 (ieee_double_format): Likewise.
26368 (mips_double_format): Likewise.
26369 (ieee_extended_motorola_format): Likewise.
26370 (ieee_extended_intel_96_format): Likewise.
26371 (ieee_extended_intel_128_format): Likewise.
26372 (ieee_extended_intel_96_round_53_format): Likewise.
26373 (ibm_extended_format): Likewise.
26374 (mips_extended_format): Likewise.
26375 (ieee_quad_format): Likewise.
26376 (mips_quad_format): Likewise.
26377 (vax_f_format): Likewise.
26378 (vax_d_format): Likewise.
26379 (vax_g_format): Likewise.
26380 (i370_single_format): Likewise.
26381 (i370_double_format): Likewise.
26382 (decimal_single_format): Likewise.
26383 (decimal_double_format): Likewise.
26384 (decimal_quad_format): Likewise.
26385 (c4x_single_format): Likewise.
26386 (c4x_extended_format): Likewise.
26387 (real_internal_format): Likewise.
26388 (coldfire_single_format): New real_format.
26389 (coldfire_double_format): Likewise.
26390 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
26391 canonical_nan_lsbs_set.
26392 (pdp11_d_format): Likewise.
26393 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
26394 if TARGET_COLDFIRE_CPU.
26396 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26398 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
26399 (output_call, m68k_legitimize_call_address): Declare.
26400 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
26401 parenthesees. Add support for a 'W' constraint.
26402 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
26403 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
26404 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
26405 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
26407 (override_options): Initialize them. Do not set flag_no_function_cse
26408 for TARGET_ID_SHARED_LIBRARY.
26409 (m68k_output_pic_call): Delete.
26410 (m68k_legitimize_call_address): New function.
26411 (print_operand): Remove the %o prefix. Handle the %p prefix.
26412 (output_call): New function.
26413 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
26414 target address from the GOT if symbolic jumps are not allowed.
26415 * config/m68k/m68k.md (call, general_operand): Do not set
26416 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
26417 Merge separate flag_pic and !flag_pic define_insns into...
26418 (*call, *call_value): ...these new patterns. Match the address
26419 rather than the containing MEM and require it to be a call_operand.
26420 Use output_call to generate the asm template.
26421 * config/m68k/predicates.md (const_call_operand): New predicate.
26422 (call_operand): Likewise.
26424 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
26426 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
26427 (STACK_GROWS_DOWNWARD): Define to 1.
26428 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
26429 comments, emphasizing that these values are only defaults.
26430 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
26431 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
26433 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26435 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
26437 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
26438 Richard Sandiford <richard@codesourcery.com>
26440 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
26441 (FP_REGNO_P): New macros.
26442 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
26443 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
26444 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
26445 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
26447 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
26449 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
26450 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
26452 * config/m68k/t-floatlib: New file, extracting common code from...
26453 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
26454 * config/m68k/t-uclinux: Here.
26455 * config/m68k/fpgnulib.c: Do not compile extendeed precision
26456 routines on ColdFire targets.
26458 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
26460 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
26461 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
26462 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
26463 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
26464 explicitly set MOTOROLA to 1.
26465 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
26467 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26468 Nathan Sidwell <nathan@codesourcery.com>
26470 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
26471 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
26472 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
26473 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
26474 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
26475 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
26476 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
26477 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
26478 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
26479 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
26480 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
26481 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
26482 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
26483 (DBX_REGISTER_NUMBER): Delete.
26484 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
26485 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
26486 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
26488 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26490 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
26491 * config/flat.h: New file.
26492 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
26493 OBJECT_FORMAT_FLAT.
26494 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
26495 indirect references for -msep-data or -mid-shared-library.
26496 Do not use PC-relative code addresses either.
26497 * config/m68k/m68k.c (override_options): Restrict -fPIC error
26499 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
26500 for shared libraries and crt1.o for executables. Use crti.o and
26502 (ENDFILE_SPEC): Use crtend.o and crtn.o.
26503 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
26504 Do not add -elf2flt or -shared-lib-id options here.
26505 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
26506 Pass -shared-lib-id if -mid-shared-library, taking the library
26507 identifier from -mshared-library-id if given, otherwise
26509 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
26510 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
26511 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
26512 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
26513 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
26514 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
26516 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
26517 jump sequence for ISA A and ISA A+.
26518 (PICJUMP): Likewise.
26520 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26522 * config.gcc (m68k-*-uclinux*): Base the port on the common
26523 and m68k GNU/Linux files rather than on the generic ELF ones.
26524 * config/m68k/uclinux.h (TARGET_VERSION): Override.
26525 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
26527 2007-01-18 Julian Brown <julian@codesourcery.com>
26528 Richard Sandiford <richard@codesourcery.com>
26530 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
26531 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
26532 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
26534 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
26535 80 unconditionally.
26536 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
26538 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26540 * doc/install.texi: Document m68k-uclinuxoldabi.
26541 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
26542 * config/m68k/uclinux-oldabi.h: New file, copied from
26543 config/m68k/uclinux.h.
26545 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
26547 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
26548 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
26549 (m32r_compute_frame_size): Use unsigned for regno.
26550 (m32r_reload_lr): Use gen_frame_mem.
26552 (m32r_output_function_epilogue): Don't output the function epilogue
26554 (m32r_expand_epilogue): New.
26555 (direct_return): Return false if the function has the interrupt
26557 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
26558 * config/m32r/m32r.md (epilogue): New expander.
26559 (return_lr, return_rte): New insns.
26560 (return): Make it expander.
26561 (return_normal): New expander.
26563 2007-01-18 Josh Conner <jconner@apple.com>
26566 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
26567 support for UNLE, UNLT, UNGE, and UNGT.
26569 2007-01-18 Jan Hubicka <jh@suse.cz>
26571 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
26572 * tree-tailcall (add_virtual_phis): Likewise.
26573 (optimize_tail_call): Return TODOs.
26574 (execute_tail_calls): Return TODOs.
26575 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
26576 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
26578 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
26579 Cleanup cfg using TODO.
26580 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
26581 * passes.c (execute_function_todo): When cleanup did something, remove
26583 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
26584 (make_edges): Don't cleanup_cfg.
26586 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
26588 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
26589 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
26590 operate on the top of stack.
26591 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
26592 register handling of instructions that output to the second
26594 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
26595 (move_for_stack_reg): Special-case check for dead destination
26596 stack slot for constant load of 1.0 inside UNSPEC_TAN.
26598 * config/i386/i386.md (UNSPEC_TAN): New constant.
26599 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
26600 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
26601 to correctly model move of constant 1.0 to top stack slot.
26602 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
26603 (unnamed peephole2 pattern): Remove corresponding peephole2
26604 pattern that optimizes tan insn and loading of constant 1.0.
26605 (tanxf2): Use fptanxf4_i387.
26606 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
26607 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
26608 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
26609 disable patterns for SSE math.
26610 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
26611 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
26613 2007-01-18 Dirk Mueller <dmueller@suse.de>
26614 Richard Guenther <rguenther@suse.de>
26617 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
26618 * common.opt (Warray-bounds): Add new warning option.
26619 * c-opts.c (c_common_handle_option): Define -Warray-bounds
26621 * Makefile.in: make tree-vrp.o depend on toplev.h
26622 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
26624 (check_array_refs, check_array_bounds, check_array_ref): New.
26626 2007-01-18 Jan Hubicka <jh@suse.cz>
26628 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
26629 (execute_ssa_ccp): Return flags conditionally.
26630 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
26632 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
26634 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
26636 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
26637 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
26639 * Makefile.c (GTFILES): Add cfglayout.h.
26640 * gengtype.c (open_base_files): Likewise.
26641 * cfglayout.c (cfg_layout_function_footer,
26642 cfg_layout_function_header) Reindent to make gengtype happy.
26643 * cfglayout.h (cfg_layout_function_footer,
26644 cfg_layout_function_header): Add GTY(()) marker.
26646 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
26648 2007-01-18 Ben Elliston <bje@au.ibm.com>
26650 * genautomata.c (write_automata): Include xstrerror output in the
26651 error message if writing the DFA description file fails.
26653 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
26655 * config/mips/mips-protos.h (mips_output_external): Make it
26657 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
26658 * config/mips/mips.c (irix_output_external_libcall): Likewise.
26659 (extern_list): Likewise.
26660 (extern_head): Likewise.
26661 (TARGET_ASM_FILE_END): Likewise.
26662 (mips_file_end): Likewise.
26663 (mips_output_external): Rewritten.
26665 2007-01-18 Ben Elliston <bje@au.ibm.com>
26667 * genpreds.c (write_insn_preds_c): Only write out the function
26668 body for regclass_for_constraint if we have register constraints.
26670 2007-01-17 Tom Tromey <tromey@redhat.com>
26672 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
26673 * doc/install.texi (Testing): Use sourceware.org.
26674 (Binaries): Likewise.
26675 (Specific): Likewise.
26676 * doc/contrib.texi (Contributors): Use sourceware.org.
26678 2007-01-17 Anatoly Sokolov <aesok@post.ru>
26680 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
26681 (AVR_ENHANCED): Rename to ...
26682 (AVR_HAVE_MUL): ... new.
26683 (avr_enhanced_p): Rename to ...
26684 (avr_have_mul_p): ... new.
26685 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
26686 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
26687 * config/avr/avr.c (avr_enhanced_p): Rename to ...
26688 (avr_have_mul_p): ... new.
26689 (base_arch_s): Rename 'enhanced' to 'have_mul'.
26690 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
26691 'avr_enhanced_p' and 'enhanced'.
26692 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
26693 AVR_HAVE_MUL instead of AVR_ENHANCED.
26694 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
26695 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
26696 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
26697 instead of AVR_ENHANCED.
26698 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
26699 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
26700 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
26702 2007-01-17 Ian Lance Taylor <iant@google.com>
26704 * vec.h (VEC_reserve_exact): Define.
26705 (vec_gc_p_reserve_exact): Declare.
26706 (vec_gc_o_reserve_exact): Declare.
26707 (vec_heap_p_reserve_exact): Declare.
26708 (vec_heap_o_reserve_exact): Declare.
26709 (VEC_OP (T,A,reserve_exact)): New static inline function, three
26711 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
26712 negative parameter.
26713 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
26714 (VEC_OP (T,A,copy)) [all versions]: Likewise.
26715 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
26716 * vec.c (calculate_allocation): Add exact parameter. Change all
26718 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
26719 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
26720 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
26721 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
26722 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
26723 (vec_heap_p_reserve_exact): New function.
26724 (vec_heap_o_reserve_exact): New function.
26726 2007-01-17 Jan Hubicka <jh@suse.cz>
26728 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
26730 2007-01-17 Eric Christopher <echristo@apple.com>
26732 * config.gcc: Support core2 processor.
26734 2007-01-16 Jan Hubicka <jh@suse.cz>
26736 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
26737 the names, just unlink the chain so we don't crash on dangling
26741 2007-01-16 Jan Hubicka <jh@suse.cz>
26743 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
26744 * tree-pass.h: Reorder to make IPA passes appear toegher.
26745 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
26747 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
26748 parameters, do not call early inliner.
26749 * ipa-inline.c: Update comments. Include tree-flow.h
26750 (cgraph_decide_inlining): Do not compute inlining parameters.
26751 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
26752 be called with function context set up.
26753 (pass_ipa_inline): Remove unreachable functions before pass.
26754 (cgraph_early_inlining): Simplify assuming to be called from the
26756 (pass_early_inline): New pass.
26757 (cgraph_gate_ipa_early_inlining): New gate.
26758 (pass_ipa_early_inline): Turn into simple wrapper.
26759 (compute_inline_parameters): New function.
26760 (gate_inline_passes): New gate.
26761 (pass_inline_parameters): New pass.
26762 (apply_inline): Move here from tree-optimize.c
26763 (pass_apply_inline): New pass.
26764 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
26766 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
26767 doing them by hand.
26768 (tree_function_versioning): Do not allocate dummy struct function.
26769 * tree-inline.h (optimize_inline_calls): Update prototype.
26770 * tree-optimize.c (execute_fixup_cfg): Export.
26771 (pass_fixup_cfg): Remove
26772 (tree_rest_of_compilation): Do not apply inlines.
26773 * tree-flow.h (execute_fixup_cfg): Declare.
26774 * Makefile.in (gt-passes.c): New.
26775 * passes.c: Include gt-passes.h
26776 (init_optimization_passes): New passes.
26777 (nnodes, order): New static vars.
26778 (do_per_function_toporder): New function.
26779 (execute_one_pass): Dump current pass here.
26780 (execute_ipa_pass_list): Don't dump current pass here.
26782 2007-01-16 Janis Johnson <janis187@us.ibm.com>
26784 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
26785 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
26787 2007-01-16 David Edelsohn <edelsohn@gnu.org>
26789 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
26790 (strong_alias): Define.
26791 (__gcc_qmul): Provide non-FMA for soft-float.
26792 (__gcc_qdiv): Same.
26797 (__gcc_qunord): New.
26807 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
26808 soft-float functions.
26809 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
26810 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
26811 about long double soft float.
26813 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
26814 Tehila Meyzels <tehila@il.ibm.com>
26816 * tree-vectorizer.h (is_pattern_stmt_p): New.
26817 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
26818 formatting (tabs instead of spaces). Cleanup and clarify setting
26819 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
26820 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
26821 (vectorizable_type_demotion): Check that types are integral.
26822 (vectorizable_type_promotion): Likewise.
26823 (vectorizable_store): Fix typo. Eliminate new-line at end of
26826 2007-01-16 Jan Hubicka <jh@suse.cz>
26828 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
26831 2007-01-15 Eric Christopher <echristo@apple.com>
26833 * ifcvt.c: Include vec.h, vecprim.h.
26834 (check_cond_move_block): New argument regs.
26835 Reorganize. Add registers used to regs.
26836 (cond_move_process_if_block): Use regs set above as
26839 2007-01-15 Eric Christopher <echristo@apple.com>
26841 * config/darwin.h: Update copyright.
26842 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
26843 (LINK_COMMAND_SPEC): Add -u.
26844 (LINK_SPEC): Fix umbrella for above.
26846 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
26848 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
26851 2007-01-15 Tom Tromey <tromey@redhat.com>
26853 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
26854 * doc/install.texi (Testing): Don't mention jacks.
26855 (Configuration): Document --enable-java-maintainer-mode. Move
26856 --with-java-home to libgcj-specific section. Document
26858 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
26860 2007-01-15 Jan Hubicka <jh@suse.cz>
26862 * tree-ssa-dce.c (DCE_TODOs): New.
26863 (propagate_necessity): Return if something changed.
26864 (eliminate_unnecessary_stmts): Likewise.
26865 (perform_tree_ssa_dce): Return TODO flags when needed.
26866 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
26868 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
26870 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
26871 (fyl2x_extend<mode>xf3_i387): New insn pattern.
26872 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
26873 patterns using X87MODEF12 mode macro. Extend operand 1
26874 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
26875 (log10<mode>2): Ditto.
26876 (log2<mode>2): Ditto.
26877 (log1p<mode>2): Ditto.
26878 (logb<mode>2): Ditto.
26879 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
26880 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
26881 (*fxtractxf3_i387): Rename from *fxtractxf3.
26882 (fxtract_extend<mode>xf3_i387): New insn pattern.
26883 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
26884 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
26885 and gen_fyl2xxf3_i387().
26887 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
26889 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
26890 * cfgloopmanip.c (fix_loop_placement): Made static. Use
26891 get_loop_exit_edges. Changed return type to bool.
26892 * cfgloop.h (fix_loop_placement): Declaration removed.
26894 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
26896 * param.h (MIN_VECT_LOOP_BOUND): New.
26897 * params.def (MIN_VECT_LOOP_BOUND): New.
26898 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
26899 argument - minimum threshold for number of iterations.
26900 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
26901 argument to declaration.
26902 * tree-vect-analyze.c (vect_analyze_operations): Check value of
26903 MIN_VECT_LOOP_BOUND.
26904 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
26905 slpeel_tree_peel_loop_to_edge with additional argument.
26906 (vect_do_peeling_for_alignment): Likewise.
26907 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
26909 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
26912 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
26913 operands of size 1.
26915 2007-01-14 Jan Hubicka <jh@suse.cz>
26917 * tree-dfa.c (remove_referenced_var): New function.
26918 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
26919 prune referenced vars list too.
26920 * tree-flow.h (remove_referenced_var): Declare.
26922 2007-01-14 Jan Hubicka <jh@suse.cz>
26924 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
26926 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
26927 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
26928 * except.h (verify_eh_throw_table_statements): Kill prototype.
26929 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
26930 into call exrepssions.
26931 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
26933 * tree-cfg.c: Include pointer-set.h.
26934 (verify_node_sharing): Work on pointer set.
26935 (verify_eh_throw_stmt_node): New.
26936 (verify_stmts): Use pointers sets, verify throw_stmt.
26938 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
26940 * ipa-reference.c (analyze_function): Consider also addresses taken
26943 2007-01-12 Roger Sayle <roger@eyesopen.com>
26945 * c-typeck.c (null_pointer_constant_p): Replace use of
26946 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
26947 (build_c_cast): Likewise.
26949 2007-01-12 Roger Sayle <roger@eyesopen.com>
26951 * tree.h (force_fit_type_double): Remove unused final argument.
26952 * c-common.c (constant_expression_warning): Replace use of
26953 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
26954 (convert_and_check): Likewise.
26955 (shorten_compare): Update call to force_fit_type_double.
26956 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
26957 * convert.c (convert_to_pointer): Update call to
26958 force_fit_type_double.
26959 * fold-const.c (force_fit_type_double): Remove overflowed_const
26961 (int_const_binop, fold_convert_const_int_from_int,
26962 fold_convert_const_int_from_real, fold_div_compare,
26963 fold_sign_changed_comparison, fold_unary, fold_negate_const,
26964 fold_abs_const, fold_not_const): Remove the final argument from
26965 calls to force_fit_type_double.
26967 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
26969 * configure.ac: Set insn to "nop" for spu-*-* also.
26970 * configure: Regenerate.
26972 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
26974 * builtins.def : Add BUILT_IN_FREE.
26976 2007-01-12 Jan Hubicka <jh@suse.cz>
26978 PR tree-optimization/30443
26979 * tree-inline.c (tree_function_versioning): Do not optimize when
26980 cloning for inlining.
26982 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
26984 * doc/loop.texi: Document recording of loop exits.
26985 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
26986 (update_single_exits_after_duplication,
26987 update_single_exit_for_duplicated_loop,
26988 update_single_exit_for_duplicated_loops): Removed.
26989 (duplicate_loop_to_header_edge): Do not call
26990 update_single_exits_after_duplication and
26991 update_single_exit_for_duplicated_loops.
26992 (loop_version): Do not update single_exit information.
26993 (fix_loop_structure): Use record_loop_exits instead of
26994 mark_single_exit_loops.
26995 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
26996 the lists of loop exits.
26997 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
26998 split_edge, merge_blocks): Update the lists of loop exits.
26999 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
27000 loop_optimizer_init.
27001 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
27002 of mark_single_exit_loops.
27003 (loop_optimizer_finalize): Call release_recorded_exits.
27004 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
27005 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
27006 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
27007 update single exit information.
27008 * lambda-code.c (perfect_nestify): Ditto.
27009 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
27010 (mark_single_exit_loops): Removed.
27011 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
27012 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
27013 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
27015 (get_loop_exit_edges, single_exit): Use recorded exit lists.
27016 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
27017 (verify_loop_structure): Verify consistency of the exit lists.
27018 (flow_loops_find): Use alloc_loop. Initialize exits hash.
27019 (set_single_exit): Removed.
27020 * cfgloop.h (struct loop_exit): New function.
27021 (struct loop): single_exit_ field replaced by exits field.
27022 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
27023 LOOPS_HAVE_RECORDED_EXITS.
27024 (struct loops): Added exits hash.
27025 (mark_single_exit_loops, set_single_exit): Declaration removed.
27026 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
27028 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27030 * doc/invoke.texi: Avoid use of @headitem.
27032 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27034 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
27036 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27038 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
27041 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
27042 Richard Sandiford <richard@codesourcery.com>
27044 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
27045 * config/m68k/m68k.opt: Resort options.
27046 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
27048 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
27049 Richard Sandiford <richard@codesourcery.com>
27051 * doc/invoke.texi: Document the macros that are defined by
27052 m68k's -mtune and -mhard-float options.
27053 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
27054 (m68k_cpp_cpu_family): Likewise.
27055 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
27056 of __ucfv*__ macros. Define __mcffpu__ if generating code for
27057 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
27058 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
27059 (m68k_cpp_cpu_family): Likewise.
27061 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27063 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
27064 macros besides mc68000 as tuning macros. Use a switch statement
27065 to set them and mcpu32.
27067 2007-01-12 Julian Brown <julian@codesourcery.com>
27069 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
27070 (TARGET_68040_ONLY): Rename to...
27071 (TARGET_68040): ...this.
27072 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
27073 * config/m68k/m68k.md: Likewise.
27075 2007-01-12 Julian Brown <julian@codesourcery.com>
27076 Nathan Sidwell <nathan@codesourcery.com>
27077 Richard Sandiford <richard@codesourcery.com>
27079 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
27080 the -mcpu= argument associated with the --with-cpu setting.
27081 Define M68K_DEFAULT_TUNE to the default -mtune= option,
27082 if different from the one implied by the -mcpu setting.
27083 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
27084 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
27085 * doc/invoke.texi: Mention ColdFire in the introduction to the
27086 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
27087 -mno-div and -mhard-float options. Make -m68881 a synonym for
27088 -mhard-float. Document the previously-undocumented -m5206e,
27089 -m528x, -m5307 and -m5407 options. Tweak the existing option
27090 documentation for consistency.
27091 * doc/install.texi: Mention new --with-cpu arguments.
27092 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
27093 default CPU if neither -mcpu nor -march are specified.
27094 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
27095 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
27096 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
27097 using m68k_tune to decide between families that implement the
27098 same ISA. Use m68k_tune to set __mcfv4e__.
27099 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
27100 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
27101 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
27102 (FL_ISA_C, FL_ISA_MMU): New macros.
27103 (MASK_COLDFIRE): Delete.
27104 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
27105 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
27106 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
27107 (TARGET_HARD_FLOAT): Do not define here.
27108 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
27109 (TUNE_68000): New macro.
27110 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
27111 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
27112 (TUNE_CFV2): Redefine in terms of m68k_tune.
27113 (uarch_type, target_device, fpu_type): New enums.
27114 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
27115 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
27116 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
27117 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
27118 (FL_FOR_isa_c): New macros.
27119 (m68k_isa): New enum.
27120 (m68k_target_selection): New structure.
27121 (all_devices, all_isas, all_microarchs): New tables.
27122 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
27123 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
27124 (MASK_ALL_CPU_BITS): Delete.
27125 (m68k_find_selection): New function.
27126 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
27127 Map the legacy target options to a combination of the new ones.
27128 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
27129 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
27130 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
27132 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
27133 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
27135 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
27136 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
27137 * config/m68k/m68k-devices.def: New file.
27139 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27140 Nathan Sidwell <nathan@codesourcery.com>
27142 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
27143 (SUBTARGET_EXTRA_SPECS): New macros.
27144 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
27145 use %(asm_cpu_spec) instead.
27146 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
27147 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
27148 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
27149 (EXTRA_SPECS): Rename to...
27150 (SUBTARGET_EXTRA_SPECS): ...this.
27152 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
27153 Richard Sandiford <richard@codesourcery.com>
27154 Julian Brown <julian@codesourcery.com>
27156 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
27157 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
27158 to the configuration's default CPU.
27159 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
27160 Remove default masks.
27161 (m680[012]0-*-*): Set the default with_cpu to the first part of
27163 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
27164 (m68k*-*-linux): Extend the --with-cpu handling to...
27165 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
27166 and m68010. Don't set target_cpu_default2.
27167 * doc/install.texi: Document --with-cpu for m68k.
27168 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
27169 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
27170 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
27171 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
27172 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
27173 (ASM_SPEC): Remove use of %(asm_cpu_default).
27174 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
27175 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
27176 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
27177 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
27178 __HAVE_FPU__ if TARGET_HARD_FLOAT.
27179 (TARGET_DEFAULT): Delete.
27180 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
27181 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
27182 (CPP_CPU_SPEC): Delete.
27183 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
27184 the appropriate string.
27185 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
27186 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
27187 (ASM_SPEC): Don't use %(asm_default_spec).
27188 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
27189 TARGET_DEFAULT and add MASK_68881.
27190 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
27192 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27194 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
27195 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
27196 MASK_68010 alongside MASK_68020.
27197 * doc/invoke.texi: Document -m68010.
27198 * config/m68k/m68k.opt (m68010): New.
27199 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
27201 (TUNE_68010): New macro.
27202 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
27203 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
27204 (M68K_CPU_m68332): Add MASK_68010.
27205 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
27206 fallback definition.
27207 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
27209 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
27210 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
27211 to all entries that use MASK_68020.
27212 (output_move_simode_const, output_move_himode, output_move_qimode)
27213 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
27214 instead of TARGET_68020 to select clr behavior. Remove comment
27215 about there being no TARGET_68010.
27216 * config/m68k/m68k.md: Likewise throughout.
27218 2007-01-12 Julian Brown <julian@codesourcery.com>
27220 * config/m68k/m68k.h (TARGET_ISAB): New macro.
27221 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
27222 * config/m68k/m68k.md: Likewise.
27224 2007-01-12 Julian Brown <julian@codesourcery.com>
27226 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
27227 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
27229 2007-01-12 Julian Brown <julian@codesourcery.com>
27231 * config/m68k/m68k.h (TUNE_68040_60): New macro.
27232 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
27233 * config/m68k/m68k.md: Likewise.
27235 2007-01-12 Julian Brown <julian@codesourcery.com>
27236 Richard Sandiford <richard@codesourcery.com>
27238 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
27239 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
27240 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
27242 (TARGET_CPU32): Rename to...
27243 (TUNE_CPU32): ...this.
27244 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
27245 (TUNE_CFV2): New macros.
27246 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
27247 remove conditions that are implied by TARGET_68020.
27248 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
27249 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
27250 (m68k_output_function_epilogue): Likewise.
27251 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
27252 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
27253 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
27254 non-68000 timings. Refactor multiplication and division costs.
27255 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
27256 TUNE_CPU32 instead of TARGET_CPU32.
27257 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
27258 and TUNE_68060 instead of TARGET_68060.
27259 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
27260 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
27262 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
27263 && !TARGET_COLDFIRE" to choose between moveq and clr.
27264 Likewise in the unnamed movsf pattern.
27265 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
27266 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
27269 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27271 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
27272 of tabbing before backslashes.
27274 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27276 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
27277 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
27278 (ASM_OUTPUT_INTERNAL_LABEL): Define.
27280 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
27282 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
27283 find_interesting_uses_cond.
27284 (find_interesting_uses_cond): Use extract_cond_operands.
27285 (rewrite_use_compare): Use extract_cond_operands and
27286 force_gimple_operand_bsi. Do not call update_stmt.
27287 (determine_use_iv_cost_condition): Use extract_cond_operands.
27288 Return cheaper of using original bound and changing the exit bound.
27290 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
27292 PR tree-optimization/29516
27293 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
27294 most_expensive_mult_to_index, addr_to_parts,
27295 create_mem_ref, maybe_fold_tmr): Make the type of
27296 fields of TARGET_MEM_REF sizetype.
27297 (move_fixed_address_to_symbol, move_pointer_to_base):
27299 * tree.def (TARGET_MEM_REF): Add comment on types of
27302 2007-01-11 Joseph Myers <joseph@codesourcery.com>
27304 * c-common.c (vector_types_convertible_p): Treat opaque types as
27305 always convertible if they have the same size, but not otherwise.
27307 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
27309 * ifcvt.c (struct noce_if_info): Add comments to the fields.
27310 Remove the b_unconditional field.
27311 (noce_try_sign_mask): Do not look at b_unconditional.
27312 (noce_process_if_block): Do not use merge_if_blocks. Update
27313 the CFG here. Do not set b_unconditional.
27314 (cond_move_process_if_block): Likewise.
27315 (find_cond_trap): Likewise.
27316 (check_cond_move_block): Require simple jump insns at the end
27317 of the basic block.
27319 2007-01-11 Jan Hubicka <jh@suse.cz>
27321 PR tree-optimization/1046
27322 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
27323 when alias info is not ready.
27324 (pass_tail_recursion): Do not require aliasing.
27325 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
27326 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
27327 * tree-ssa-copy.c (pass_copy_prop): Likewise.
27328 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
27329 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
27330 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
27331 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
27333 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
27334 When aliasing is not build, mark statement as volatile.
27336 2007-01-11 Tom Tromey <tromey@redhat.com>
27338 PR preprocessor/15185, PR preprocessor/20989:
27339 * doc/cppopts.texi <-MT>: Update description of algorithm for
27340 computing default target.
27341 <-M, -MD>: Reword "basename" text.
27343 2007-01-11 Roger Sayle <roger@eyesopen.com>
27345 * builtins.c (expand_builtin_pow, expand_builtin_powi,
27346 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
27347 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
27348 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
27349 fold_builtin_bswap, real_constp, fold_builtin_pow,
27350 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
27351 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
27352 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
27353 * convert.c (convert_to_pointer): Likewise.
27354 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
27355 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
27356 const_binop, fold_convert_const_int_from_int,
27357 fold_convert_const_int_from_real,
27358 fold_convert_const_real_from_real, sign_bit_p,
27359 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
27360 fold_sign_changed_comparison, fold_unary, fold_comparison,
27361 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
27362 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
27363 * print-tree.c (print_node_brief, print_node): Likewise.
27364 * stor-layout.c (place_field, layout_type): Likewise.
27365 * tree-chrec.c (keep_cast): Likewise.
27366 * tree.c (build_vector, build_real, build_real_from_int_cst,
27367 build_complex): Likewise.
27369 2007-01-11 Roger Sayle <roger@eyesopen.com>
27371 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
27372 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
27374 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
27376 * configure.ac (strict1_warn): Rename to strict_warn.
27377 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
27378 cc_set_by_configure, quoted_cc_set_by_configure,
27379 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
27380 all_boot_languages, all_stagestuff): Remove.
27381 (target_list): Remove bootstrap targets.
27382 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
27383 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
27384 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
27385 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
27386 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
27387 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
27388 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
27389 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
27390 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
27391 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
27392 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
27393 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
27394 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
27395 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
27396 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
27397 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
27398 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
27399 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
27400 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
27401 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
27402 (mostlyclean): Adjust.
27403 (clean, distclean): Don't mention bootstrap stuff.
27404 * configure: Regenerate.
27405 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
27406 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
27407 treelang/config-lang.in (stagestuff): Remove.
27408 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
27409 stageprofile, stagefeedback, stagestuff): Remove mention.
27411 2007-01-11 Nick Clifton <nickc@redhat.com>
27413 * config/mcore/predicates.md (mcore_general_movesrc_operand):
27415 (mcore_general_movdst_operand): Do not accept CONST_INTs.
27416 (mcore_arith_K_S_operand): Run the test for the S constraint not
27417 the test for the M constraint.
27418 (mcore_addsub_operand): Do not accept integer values that are
27419 larger than 32 bits.
27420 * config/mcore/mcore.md: Remove unused constraints from split.
27421 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
27422 (addsi3): Likewise.
27423 (allocate_stack): Likewise.
27424 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
27425 operands to 32 bits.
27426 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
27428 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
27429 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
27430 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
27431 mcore_output_bclri, mcore_output_andn, output_inline_const,
27432 mcore_output_move, mcore_output_movedouble): Likewise.
27433 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
27434 (output_inline_const): Likewise.
27435 (output_inline_const): Fix format strings used in sprintf
27437 * config/mcore/mcore-protos.h: Update prototypes for changed
27438 functions in mcore.c.
27439 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
27440 HOST_WIDE_INT and not int.
27441 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
27442 CONST_OK_FOR_N): Likewise.
27443 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
27444 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
27447 2007-01-10 Jan Hubicka <jh@suse.cz>
27449 * tree-vrp.c (remove_range_assertions): Release defs.
27450 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
27451 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
27453 2007-01-10 Paul Brook <paul@codesourcery.com>
27455 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
27456 * config/arm/arm.md (mulsi3subsi): New insn.
27458 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
27460 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
27461 (tree_transform_and_unroll_loop): New.
27462 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
27465 2007-01-10 Robert Kennedy <jimbob@google.com>
27467 * fold-const.c (fold_comparison): Fold comparisons like (x *
27468 1000 < 0) to (x < 0).
27470 2007-01-10 Ian Lance Taylor <iant@google.com>
27472 * tree-pretty-print.c (dump_generic_node): Print parentheses when
27473 operands have the same priority.
27475 2007-01-10 Tom Tromey <tromey@redhat.com>
27477 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
27478 (fold_binary): Likewise.
27479 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
27480 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
27481 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
27482 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
27483 * langhooks.h (struct lang_hooks): Removed field
27484 'can_use_bit_fields_p'.
27486 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
27488 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
27490 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
27492 * function.c (get_last_funcdef_no): New function.
27493 * function.h (get_last_funcdef_no): Declare.
27494 * tree-inline.c (initialize_cfun): Add initialization.
27495 (tree_function_versioning): Cleanup.
27497 2007-01-10 Jan Hubicka <jh@suse.cz>
27499 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
27502 2007-01-10 Sa Liu <saliu@de.ibm.com>
27503 Ben Elliston <bje@au.ibm.com>
27505 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
27506 for SAVE_NONLOCAL and Pmode for any other save level.
27507 * spu-protos.h (spu_restore_stack_block): Declare.
27508 * spu.md (save_stack_block): Remove.
27509 (restore_stack_block): Call spu_restore_stack_block.
27510 * spu.c (spu_restore_stack_block): New function.
27511 (spu_expand_epilogue): Remove old comment.
27513 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
27515 PR tree-optimization/30322
27516 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
27517 (cand_value_at): Return the value as aff_tree.
27518 (may_eliminate_iv): Convert the bound from aff_tree to tree.
27519 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
27520 aff_combination_mult): New functions.
27521 (aff_combination_add): Use aff_combination_add_cst.
27522 (aff_combination_convert): Allow conversions to a wider type.
27523 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
27524 * tree-affine.h (aff_combination_mult): Declare.
27526 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
27528 * doc/tm.texi: Update documentation to reflect reality of exec
27529 and start file search behaviours. Update copyright year.
27530 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
27531 header file directories.
27533 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
27535 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
27536 (*cosxf2): Rename to cosxf2_i387.
27537 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
27538 using X87MODEF12 mode macro. Rename patterns to
27539 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
27541 (*cosdf2, *cossf2): Ditto.
27542 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
27543 to match extended input operands.
27544 (sincos<mode>3): New expander.
27545 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
27546 insn patterns and corresponding splitters.
27548 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
27550 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
27551 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
27553 2007-01-09 Nicolas Pitre <nico@cam.org>
27556 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
27558 2007-01-08 Geoffrey Keating <geoffk@apple.com>
27560 * target.h (struct gcc_target): New field library_rtti_comdat.
27561 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
27562 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
27563 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
27564 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
27566 2007-01-08 Geoffrey Keating <geoffk@apple.com>
27568 * doc/invoke.texi (Optimize Options): Correct description of -O0.
27570 2007-01-08 Richard Guenther <rguenther@suse.de>
27572 * tree.h (force_fit_type_double): Export.
27573 (force_fit_type): Remove.
27574 * fold-const.c (force_fit_type_double): New function.
27575 (force_fit_type): Remove.
27576 (int_const_binop): Use it.
27577 (fold_convert_const_int_from_int): Likewise.
27578 (fold_convert_const_int_from_real): Likewise.
27579 (fold_div_compare): Likewise.
27580 (fold_sign_changed_comparison): Likewise.
27581 (fold_unary): Likewise.
27582 (fold_negate_const): Likewise.
27583 (fold_abs_const): Likewise.
27584 (fold_not_const): Likewise.
27585 * c-common.c (shorten_compare): Use force_fit_type_double.
27586 * convert.c (convert_to_pointer): Likewise.
27588 2007-01-08 Richard Guenther <rguenther@suse.de>
27590 * tree.h (build_int_cst_wide_type): Export.
27591 * tree.c (build_int_cst_wide_type): New function.
27592 (build_int_cst_wide): Fix comment.
27593 * builtins.c (fold_builtin_object_size): Use build_int_cst
27594 to build -1 or 0 of the correct type. Use fit_double_type
27595 to check for overflow.
27596 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
27598 (decode_field_reference): Likewise.
27599 (all_ones_mask_p): Likewise.
27600 (native_interpret_int): Use build_int_cst_wide_type.
27601 (fold_binary): Use build_int_cst_type to build an all-ones
27603 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
27605 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
27607 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
27609 2007-01-09 Ben Elliston <bje@au.ibm.com>
27611 * genautomata.c (STATS_OPTION): New option.
27612 (stats_flag): New flag.
27613 (gen_automata_option): Handle it.
27614 (initiate_automaton_gen): Ditto.
27615 (write_automata): Output statistics only if stats_flag is
27616 set. Likewise, output time statistics only if time_flag is set.
27617 * doc/md.texi (Processor pipeline description): Document new flag.
27619 2007-01-08 Richard Guenther <rguenther@suse.de>
27621 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
27622 * tree.c (build_int_cst_type): Likewise.
27623 (size_in_bytes): Don't call force_fit_type on the result.
27624 (int_fits_type_p): Use fit_double_type.
27625 * fold-const.c (fit_double_type): New function.
27626 (force_fit_type): Use it.
27627 * tree.h (fit_double_type): Export.
27629 2007-01-08 Jan Hubicka <jh@suse.cz>
27631 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
27632 * ipa.c (function_and_variable_visibility): Fix return type.
27634 2007-01-08 Richard Guenther <rguenther@suse.de>
27636 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
27637 of offset to build the index.
27638 * tree-pretty-print.c (dump_generic_node): Don't build negated
27639 const just for printing.
27640 * c-pretty-print.c (pp_c_integer_constant): Likewise.
27641 * builtins.c (fold_builtin_int_roundingfn): Check if result
27642 fits the type by using force_fit_type and comparing the result.
27643 * predict.c (predict_loops): Use compare_tree_int for comparison.
27644 * tree.c (build_int_cst): Fall back to integer_type_node for
27646 (build_int_cst_wide): Assert type is non-null.
27648 2007-01-08 Roberto Costa <roberto.costa@st.com>
27650 * tree-vrp.c (extract_range_from_cond_expr): New.
27651 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
27652 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
27654 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
27655 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
27656 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
27657 used as expressions.
27658 * tree-object-size.c (cond_expr_object_size): New.
27659 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
27661 2007-01-08 Jan Hubicka <jh@suse.cz>
27663 * tree-ssa-forwprop.c (forward_propagate_into_cond,
27664 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
27667 2007-01-08 Richard Guenther <rguenther@suse.de>
27669 PR tree-optimization/23603
27670 * tree-vrp.c (set_value_range_to_truthvalue): New function.
27671 (extract_range_from_binary): Fall back to truthvalue instead of
27672 varying for TRUTH_*_EXPR.
27673 (extract_range_from_comparison): Fall back to truthvalue instead of
27675 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
27676 if all visited PHI values were constant.
27678 2007-01-08 Jan Hubicka <jh@suse.cz>
27680 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
27681 (cgraph_analyze_function): break out from ...
27682 (cgraph_finalize_compilation_unit): ... here.
27683 (cgraph_expand_function): Remove forgoten commented out line.
27684 (cgraph_optimize): Analyze functions.
27686 2007-01-08 Jan Hubicka <jh@suse.cz>
27688 * tree-pas.h (TODO_remove_function): New flag.
27689 (TODO_update*): Renumber.
27690 (pass_ipa_increase_alignment,
27691 pass_ipa_function_and_variable_visibility): New passes.
27692 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
27693 (cgraph_function_and_variable_visibility): Move to ipa.c
27694 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
27695 cgraph_increase_alignment.
27696 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
27697 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
27698 calling tree-inline.
27699 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
27700 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
27701 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
27702 (gate_increase_alignment): New function.
27703 (pass_ipa_increase_alignment): New pass.
27704 * ipa.c: Inline tree-pass.h and timevar.h
27705 (function_and_variable_visibility): Move here from cgraphunit.c
27706 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
27707 * passes.c (init_optimization_passes): Add the two new passes.
27708 (execute_todo): Handle cgraph_remove_functions.
27710 2007-01-08 Nick Clifton <nickc@redhat.com>
27712 * config/frv/predicates.md (reg_or_0_operand): Accept
27715 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
27717 * config/bfin/rtems.h, config/bfin/t-rtems: New.
27718 * config.gcc: Add bfin*-rtems*.
27720 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
27722 * c.opt: Add -flax-vector-conversions.
27723 * c-typeck.c (convert_for_assignment): Pass flag to
27724 vector_types_convertible_p to allow emission of note.
27725 (digest_init): Likewise.
27726 * c-opts.c: Handle -flax-vector-conversions.
27727 * c-common.c (flag_lax_vector_conversions): New.
27728 (vector_types_convertible_p): Unless -flax-vector conversions
27729 has been passed, disallow conversions between vectors with
27730 differing numbers of subparts and/or element types. If such
27731 a conversion is disallowed, possibly emit a note on the first
27732 occasion only to inform the user of -flax-vector-conversions.
27733 The new last argument specifies this.
27734 * c-common.h (flag_lax_vector_conversions): New.
27735 (vector_types_convertible_p): Add extra argument.
27736 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
27737 char_type_node for V*QI type vectors.
27738 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
27739 Update to satisfy new typechecking rules.
27740 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
27741 C and C++ variants.
27742 * doc/invoke.texi (C Dialect Options): Document
27743 -flax-vector-conversions.
27745 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
27747 PR tree-optimization/29877
27748 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
27749 a register variable on the RHS to not be replaceable.
27751 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
27752 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
27753 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
27754 const_simm15, const_pow2, const_npow2): Added.
27755 * config/score/misc.md (insv, extv, extzv, movmemsi,
27756 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
27757 * config/score/score.c (score_address_cost, score_select_cc_mode):
27759 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
27760 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
27761 Update score_print_operand.
27762 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
27763 Adjust register allocate order and update some macro define.
27764 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
27765 mdx_block_move_straight, mdx_block_move_loop_head,
27766 mdx_block_move_loop_body, mdx_block_move_loop_foot,
27767 mdx_block_move_loop, mdx_block_move): Added.
27768 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
27769 mdp_limm): Updated and fix some bug and typo.
27770 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
27771 (movsf, movdf, doloop_end): Added.
27773 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
27775 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
27776 config/arm/thumb2.md: Fix comment typos.
27777 * doc/extend.texi: Fix a typo.
27779 2007-01-07 Eric Christopher <echristo@apple.com>
27781 * configure.ac: Check for __stack_chk_fail for darwin.
27782 * configure: Regenerate.
27784 2007-01-07 Richard Guenther <rguenther@suse.de>
27786 * tree-vrp.c (extract_range_from_assert): CSE calls to
27787 compare_values where possible.
27788 (extract_range_from_unary_expr): Likewise.
27790 2007-01-07 Anatoly Sokolov <aesok@post.ru>
27792 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
27793 * config/avr/avr.c (call_insn_operand): Delete function.
27794 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
27795 instead of register number. Use predicates.
27796 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
27797 call_insn_operand): Add.
27799 2007-01-06 Jan Hubicka <jh@suse.cz>
27801 * tree-pass.h (pass_build_cgraph_edges): Declare.
27802 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
27803 (visited_nodes): Remove.
27804 (cgraph_create_edges): Move to cgraphbuild.c; rename to
27805 build_cgrpah_edges; make visited_nodes local.
27806 (cgraph_process_new_functions): DO not call initialize_inline_failed.
27807 (record_references_in_initializer): Move to cgraphbuild.c
27808 (initialize_inline_failed, rebuild_cgraph_edges,
27809 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
27810 (verify_cgraph_node): Make visited_nodes local.
27811 (cgraph_analyze_function): Do not call cgraph_create_edges and
27812 initialize_inline_failed.
27813 (cgraph_expand_function): Do not call cgraph_lower_function;
27814 assert that function is already lowered.
27815 * Makefile.in (cgraphbuild.o): New.
27816 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
27817 at the end of lowering passes.
27819 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
27821 * ifcvt.c (cond_move_convert_if_block): New function, code
27822 factored out from...
27823 (cond_move_process_if_block): ...here. Call the new function
27824 on the THEN and ELSE blocks.
27825 (merge_if_block): Do not copy global_live_at_end, merge_blocks
27826 already takes care of this.
27828 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27831 * tree.h (TREE_OVERFLOW_P): New.
27832 * c-typeck.c (parser_build_unary_op): Warn only if result
27833 overflowed and operands did not.
27834 (parser_build_binary_op): Likewise.
27835 (convert_for_assignment): Remove redundant overflow_warning.
27836 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
27838 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27840 * c-typeck.c (store_init_value): Split over two lines to follow
27841 the GNU coding style.
27843 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
27845 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
27846 __GXX_EXPERIMENTAL_CXX0X__.
27847 * doc/cpp.texi: Same.
27849 2007-01-05 Richard Guenther <rguenther@suse.de>
27851 PR middle-end/27826
27852 * tree.c (get_narrower): Do not construct COMPONENT_REFs
27853 with mismatched types. Instead explicitly build a
27854 conversion NOP_EXPR.
27856 2007-01-05 Ian Lance Taylor <iant@google.com>
27858 * c-common.c (decl_with_nonnull_addr_p): New function.
27859 (c_common_truthvalue_conversion): Call it.
27860 * c-typeck.c (build_binary_op): Likewise.
27861 * c-common.h (decl_with_nonnull_addr_p): Declare.
27863 2007-01-05 Jakub Jelinek <jakub@redhat.com>
27866 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
27869 2007-01-05 Joel Brobecker <brobecker@adacore.com>
27871 * doc/install.texi (Final install): Document the fact that
27872 the GNAT runtime should not be stripped.
27874 2007-01-04 Jan Hubicka <jh@suse.cz>
27876 * tree-inline.c (fold_marked_statements): Update operand caches
27877 and EH after folding
27879 2007-01-04 Ian Lance Taylor <iant@google.com>
27881 * c-common.c (check_function_nonnull): Whitespace fix.
27883 2007-01-04 Jan Hubicka <jh@suse.cz>
27885 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
27886 comitted older version of patch.
27887 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
27888 function, celanup cfg and collect garbage.
27890 2007-01-04 Mike Stump <mrs@apple.com>
27892 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
27895 2007-01-04 Eric Christopher <echristo@apple.com>
27897 * libgcc2.c (__bswapsi2): Use SItype.
27898 (__bswapdi2): Use DItype.
27899 * libgcc2.h: Update for above.
27901 2007-01-04 Paul Brook <paul@codesourcery.com>
27903 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
27904 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
27905 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
27906 umulsidi3, umulsidi3adddi, smulsi3_highpart,
27907 umulsi3_highpart): Make conditional on !arm_arch6.
27908 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
27909 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
27910 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
27911 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
27912 umulsi3_highpart_v6): New insns.
27914 2007-01-04 Roger Sayle <roger@eyesopen.com>
27916 * fold-const.c (fold_convert): When casting an expression to void,
27917 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
27918 have a type. Instead of attempting to build a NOP_EXPR, return
27919 these "special" trees directly.
27921 2007-01-04 Joseph Myers <joseph@codesourcery.com>
27923 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
27924 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
27925 rs6000_cost->fp not 0 as adjustment for outer NEG.
27927 2007-01-04 Jan Hubicka <jh@suse.cz>
27929 * cgraph.c (cgraph_release_function_body): New function.
27930 (cgraph_remove_node): Use it.
27931 * cgraph.h (cgraph_release_function_body): Declare.
27932 * cgraphunit.c (cgraph_expand_function): Use it.
27933 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
27934 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
27935 is initialized and while compilation of other function is running.
27936 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
27937 statement CFG annotations from here to ...
27938 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
27940 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
27942 * cfgloop.h (enum li_flags): Make the constants powers of two.
27944 2007-01-04 Jan Hubicka <jh@suse.cz>
27946 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
27948 (fold_marked_statements): New function.
27949 (optimize_inline_calls, tree_function_versioning): Fold new statements.
27950 * tree-inline.h (copy_body_data): Add statements_to_fold.
27952 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
27954 * config.gcc: Mention libgcc/config.host.
27955 * Makefile.in: Update comments mentioning libgcc.
27956 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
27957 (all.cross, start.encap, rest.encap, rest.cross): Update
27958 dependencies for libgcc move.
27959 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
27960 (clean-target, clean-target-libgcc): Delete.
27961 (srcdirify, GCC_EXTRA_PARTS): New macros.
27962 (libgcc-support, libgcc.mvars): New rules.
27963 (distclean): Remove mention of mklibgcc.
27964 (install): Don't reference INSTALL_LIBGCC.
27965 (install-common): Don't reference EXTRA_PARTS.
27966 (install-libgcc, install-multilib): Delete rules.
27967 * mklibgcc.in: Delete file.
27968 * doc/configfiles.texi: Don't mention mklibgcc.
27970 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
27971 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
27972 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
27973 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
27974 (mklibgcc, ldblspecs): Likewise.
27976 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
27977 (posixpre.def): Use $(T).
27978 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
27979 (SHLIB_SRC, SHLIB_INSTALL): Delete.
27980 (SHLIB_LINK): Make dummy.
27981 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
27983 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
27985 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
27986 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
27987 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
27988 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
27990 * configure.ac (all_outputs): Remove mklibgcc.
27991 * configure: Regenerated.
27993 2007-01-03 Josh Conner <jconner@apple.com>
27995 PR middle-end/29683
27996 * calls.c (compute_argument_addresses): Set stack and stack_slot
27997 for partial args, too.
27998 (store_one_arg): Use locate.size.constant for the size when
27999 generating a save_area.
28001 2007-01-03 Robert Kennedy <jimbob@google.com>
28003 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
28004 whose definitions are deleted due to basic block merging.
28006 2007-01-03 Paul Brook <paul@codesourcery.com>
28009 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
28011 (use_return_insn): Return 0 for Thumb interrupt functions.
28012 (print_multi_reg): Add rfe argument for IRQ returns.
28013 (arm_output_epilogue): Pop interrupt return address directly into PC.
28014 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
28016 2007-01-03 Paul Brook <paul@codesourcery.com>
28018 Merge from sourcerygxx-4_1.
28019 * config/arm/thumb2.md: New file.
28020 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
28022 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
28023 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
28024 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
28025 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
28027 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
28028 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
28030 * config/arm/ieee754-sf.S: Ditto.
28031 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
28032 (thumb1_base_register_rtx_p): ... to this.
28033 (thumb_index_register_rtx_p): Rename...
28034 (thumb1_index_register_rtx_p): ... to this.
28035 (thumb_output_function_prologue): Rename...
28036 (thumb1_output_function_prologue): ... to this.
28037 (thumb_legitimate_address_p): Rename...
28038 (thumb1_legitimate_address_p): ... to this.
28039 (thumb_rtx_costs): Rename...
28040 (thumb1_rtx_costs): ... to this.
28041 (thumb_compute_save_reg_mask): Rename...
28042 (thumb1_compute_save_reg_mask): ... to this.
28043 (thumb_final_prescan_insn): Rename...
28044 (thumb1_final_prescan_insn): ... to this.
28045 (thumb_expand_epilogue): Rename...
28046 (thumb1_expand_epilogue): ... to this.
28047 (arm_unwind_emit_stm): Rename...
28048 (arm_unwind_emit_sequence): ... to this.
28049 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
28050 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
28051 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
28052 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
28053 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
28054 thumb2_output_casesi): New functions.
28055 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
28056 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
28057 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
28058 THUMB2_WORK_REGS): Define.
28059 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
28060 arm_condexec_mask, arm_condexec_masklen)): New variables.
28061 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
28062 (arm_override_options): Check new CPU capabilities.
28063 Set new architecture flag variables.
28064 (arm_isr_value): Handle v7m interrupt functions.
28065 (user_return_insn): Return 0 for v7m interrupt functions. Handle
28067 (const_ok_for_arm): Handle Thumb-2 constants.
28068 (arm_gen_constant): Ditto. Use movw when available.
28069 (arm_function_ok_for_sibcall): Return false for v7m interrupt
28071 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
28072 (thumb_find_work_register, arm_load_pic_register,
28073 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
28074 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
28075 print_multi_reg, output_mov_long_double_fpa_from_arm,
28076 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
28077 output_mov_double_fpa_from_arm, output_move_double,
28078 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
28079 output_return_instruction, arm_output_function_prologue,
28080 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
28081 arm_output_mi_thunk, thumb_set_return_address): Ditto.
28082 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
28083 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
28084 (arithmetic_instr, shift_op): Use arm_shift_nmem.
28085 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
28087 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
28088 (thumb_expand_prologue): Use thumb_set_frame_pointer.
28089 (arm_file_start): Output directive for unified syntax.
28090 (arm_unwind_emit_set): Handle stack alignment instruction.
28091 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
28092 Add v6t2, v7, v7a, v7r and v7m.
28093 (RETLDM): Add Thumb-2 code.
28094 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
28095 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
28096 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
28097 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
28098 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
28099 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
28100 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
28101 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
28102 ADJUST_INSN_LENGTH): Define.
28103 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
28104 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
28105 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
28106 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
28107 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
28108 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
28109 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
28110 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
28111 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
28112 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
28113 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
28114 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
28115 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
28116 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
28117 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
28118 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
28119 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
28121 * config/arm/arm-tune.md: Regenerate.
28122 * config/arm/arm-protos.h: Update prototypes.
28123 * config/arm/vfp.md: Enable patterns for Thumb-2.
28124 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
28125 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
28126 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
28127 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
28128 * config/arm/libunwind.S: Add Thumb-2 code.
28129 * config/arm/constraints.md: Update include Thumb-2.
28130 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
28131 * config/arm/ieee754-df.S: Ditto.
28132 * config/arm/bpabi.S: Ditto.
28133 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
28134 * config/arm/predicates.md (low_register_operand,
28135 low_reg_or_int_operand, thumb_16bit_operator): New.
28136 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
28137 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
28138 * config/arm/t-arm-elf: Add armv7 multilib.
28139 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
28141 (UNSPEC_STACK_ALIGN, ce_count): New.
28142 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
28143 arm_zero_extendsidi2, arm_zero_extendqidi2): New
28145 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
28146 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
28147 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
28148 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
28149 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
28150 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
28152 * doc/extend.texi: Document ARMv7-M interrupt functions.
28153 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
28155 2007-01-03 Jakub Jelinek <jakub@redhat.com>
28157 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
28158 (struct _Unwind_Context): Rename args_size to flags, remove
28159 signal_frame field, add a new args_size field and version field.
28160 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
28161 _Unwind_IsExtendedContext): New inline functions.
28162 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
28163 Assume by_value array is only present if _Unwind_IsExtendedContext.
28164 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
28165 _Unwind_IsSignalFrame.
28166 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
28167 (uw_update_context_1): Use _Unwind_SetSignalFrame.
28168 (uw_init_context_1): Initialize context->flags to
28169 EXTENDED_CONTEXT_BIT.
28170 * config/rs6000/linux-unwind.h (frob_update_context): Use
28171 _Unwind_SetSignalFrame.
28173 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
28175 PR middle-end/30353
28176 * gimplify.c (gimplify_modify_expr_complex_part): Move below
28177 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
28180 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
28182 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
28183 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
28184 RET, AT_SP): Remove.
28185 * config/i386/i386.md (*sse_prologue_save_insn): Use return
28188 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
28189 * cfgbuild.c (find_basic_blocks): Likewise.
28190 * cfgrtl.c (rtl_create_basic_block): Likewise.
28191 * function.c (temp_slots_at_level): Likewise.
28192 * reg-stack.c (stack_regs_mentioned): Likewise.
28193 * regclass.c (allocate_reg_info): Likewise.
28194 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
28195 set_bb_for_stmt, move_block_to_fn): Likewise.
28196 * tree-complex.c (tree_lower_complex): Likewise.
28197 * vec.h (VEC_safe_grow_cleared): New.
28199 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
28201 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
28203 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
28204 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
28206 * cfgloopmanip.c (scale_loop_frequencies): Export.
28207 (loopify): Scale the frequencies by prescribed coefficients.
28208 (set_zero_probability): New function.
28209 (duplicate_loop_to_header_edge): Improve updating of frequencies.
28210 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
28211 and frequencies according to arguments.
28212 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
28214 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
28215 * modulo-sched.c (sms_schedule): Set probabilities for entering
28216 versioned loop correctly.
28217 * tree-vect-transform.c (vect_transform_loop): Ditto.
28218 * cfgloop.h (loopify, loop_version): Declaration changed.
28219 (scale_loop_frequencies): Declared.
28221 2007-01-02 Jan Hubicka <jh@suse.cz>
28223 * cgraph.c: Include tree-flow.h
28224 (cgraph_add_new-function): Handle IPA_SSA mode; execute
28225 early_local_passes.
28226 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
28227 * tree-pass.h (pass_all_early_optimizations): Declare.
28228 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
28229 early_local_passes.
28230 (cgraph_analyze_function): Do early_local_passes.
28231 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
28232 Do not add referenced vars.
28233 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
28235 (gate_all_early_local_passes): New gate.
28236 (pass_early_local_passes): Use new gate.
28237 (execute_early_local_optimizations): New functions.
28238 (gate_all_early_optimizations): New gate.
28239 (pass_all_early_optimizations): New pass.
28240 (execute_free_datastructures): Free SSA only when initialized.
28241 (gate_init_datastructures): Init only when optimizing.
28242 (tree_lowering_passes): Do early local passes when called late.
28243 * tree-profile.c (do_tree_profiling): Don't profile functions added
28245 (do_early_tree_profiling, pass_early_tree_profile): Kill.
28246 * tree-cfg.c (update_modified_stmts): Do not update when operands are
28248 * passes.c (init_optimizations_passes): Reorder so we go into SSA
28249 during early_local_passes.
28250 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
28253 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
28255 * Makefile.in: Update copyright year.
28257 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
28259 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
28260 in $(lang_checks) and check-consistency targets.
28262 2007-01-02 Jan Hubicka <jh@suse.cz>
28264 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
28265 Do not add referenced vars.
28266 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
28268 * passes.c (init_optimization_passes): Put mudflap_2 after
28269 free_datastructures.
28271 2007-01-02 Jan Hubicka <jh@suse.cz>
28273 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
28274 Set NOTHROW flag on call statements proved to be nothrow.
28275 Update statement of local calls so new pure/const functions are
28276 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
28278 (tree_rest_of_compilation): Register hooks and initialize bitmap
28279 early. Do not set after_inlining flag.
28281 2007-01-02 Steve Ellcey <sje@cup.hp.com>
28283 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
28284 HOST_BITS_PER_LONGLONG
28286 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28289 * c-typeck.c (store_init_value): Don't emit pedantic overflow
28290 warning for non-static initializers.
28292 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
28294 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
28295 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
28296 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
28297 Always use set_unique_reg_note to add REG_EQUAL notes.
28299 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
28302 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
28304 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
28305 * cfgbuild.c (find_basic_blocks): Likewise.
28306 * cfgrtl.c (rtl_create_basic_block): Likewise.
28307 * function.c (temp_slots_at_level): Likewise.
28308 * reg-stack.c (stack_regs_mentioned): Likewise.
28309 * regclass.c (allocate_reg_info): Likewise.
28310 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
28311 set_bb_for_stmt, move_block_to_fn): Likewise.
28312 * tree-complex.c (tree_lower_complex): Likewise.
28313 * vec.h (VEC_safe_grow_cleared): New.
28315 2007-01-02 Ian Lance Taylor <iant@google.com>
28317 * c-common.c (c_common_truthvalue_conversion): When warning about
28318 using an assignment as a truth value, set TREE_NO_WARNING.
28320 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28323 * c.opt (Wold-style-declaration): New.
28324 * doc/invoke.texi (C-only Warning Options): New.
28325 (Wold-style-declaration): Document it.
28326 (Wextra): Enabled by -Wextra.
28327 * c-opts.c (c_common_post_options): Enabled by -Wextra.
28328 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
28329 -Wold-style-declaration.
28331 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
28333 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
28334 * cfgbuild.c (find_basic_blocks): Likewise.
28335 * cfgrtl.c (rtl_create_basic_block): Likewise.
28336 * function.c (temp_slots_at_level): Likewise.
28337 * reg-stack.c (stack_regs_mentioned): Likewise.
28338 * regclass.c (allocate_reg_info): Likewise.
28339 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
28340 set_bb_for_stmt, move_block_to_fn): Likewise.
28341 * tree-complex.c (tree_lower_complex): Likewise.
28342 * vec.h (VEC_safe_grow_cleared): New.
28344 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
28346 * c-common.c (c_common_nodes_and_builtins): Since variants of
28347 void_type_node get built before it is given a name, we need to
28348 give those variants the name, too.
28349 (complete_array_type): We need to work with the canonical main
28350 type of the array, from which we will build the qualified version.
28351 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
28352 * print-tree.c (print_node): Display canonical type information
28354 * stor-layout.c (layout_type): When we don't know the
28355 alignment of a type for which we're building an array, we end up
28356 guessing wrong, so make the type require structural equality.
28357 * tree.c (make_node_stat): When we build a new type, it is its
28358 own canonical type.
28359 (build_type_attribute_qual_variant): When building an attribute
28360 variant, its canonical type is the non-attribute variant. However,
28361 if the attributes are target-dependent and they differ, we need to
28362 use structural equality checks for this type.
28363 (build_qualified_type): A qualified type is not equivalent to its
28364 unqualified variant; set the canonical type appropriately.
28365 (build_distinct_type_copy): When building a distinct type from
28366 another type, the new type is its own canonical type.
28367 (build_variant_type_copy): When building a new type variant, we
28368 assume that it is equivalent to the original type.
28369 (build_pointer_type_for_mode): When building a pointer type, also
28370 build a canonical type pointer.
28371 (build_reference_type_for_mode): When building a reference type,
28372 also build a canonical type reference.
28373 (build_index_type): When we can't hash an index type (e.g.,
28374 because its maximum value is negative), the index type requires
28375 structural equality tests.
28376 (build_array_type): Build the canonical form of an array type.
28377 (build_function_type): Function types require structural equality,
28378 because they contain default arguments, attributes, etc.
28379 (build_method_type_directly): Ditto for method types.
28380 (build_offset_type): Build the canonical offset type.
28381 (build_complex_type): Build the canonical vector type.
28382 (make_vector_type): Build the canonical vector type.
28383 * tree.h (TYPE_CANONICAL): New.
28384 (TYPE_STRUCTURAL_EQUALITY_P): New.
28385 (SET_TYPE_STRUCTURAL_EQUALITY): New.
28386 (struct tree_type): Added "canonical" field.
28387 * params.h (VERIFY_CANONICAL_TYPES): New.
28388 * doc/c-tree.texi (TYPE_CANONICAL): Document.
28389 (TYPE_STRUCTURAL_EQUALITY_P): Document.
28390 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
28391 * doc/invoke.texi (verify-canonical-types): Document --param
28392 parameter for verifying canonical types.
28394 2007-01-02 Joseph Myers <joseph@codesourcery.com>
28396 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
28397 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
28398 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
28399 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
28401 * config/rs6000/e500.h: New.
28402 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
28403 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
28405 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
28406 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
28407 TARGET_E500_DOUBLE): Remove.
28408 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
28409 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
28410 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
28411 * config/rs6000/rs6000.c (rs6000_override_options): Use
28412 CHECK_E500_OPTIONS.
28414 2007-01-02 Joseph Myers <joseph@codesourcery.com>
28416 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
28417 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
28418 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
28419 rs6000_emit_cmove): Don't check TARGET_E500.
28420 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
28421 sordered): Don't check TARGET_E500.
28423 2007-01-01 Eric Christopher <echristo@apple.com>
28425 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
28426 HARD_REGISTER_NUM_P.
28428 2007-01-01 Roger Sayle <roger@eyesopen.com>
28430 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
28431 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
28432 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
28435 2007-01-01 Mike Stump <mrs@apple.com>
28437 * configure.ac: Remove support for building with Apple's gcc-3.1.
28439 2007-01-02 Joseph Myers <joseph@codesourcery.com>
28441 PR middle-end/30311
28442 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
28443 REG is a hard register. Do not modify REG before calling
28445 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
28446 multiple of the size of YMODE for certain lowpart cases.
28448 2007-01-01 Andrew Pinski <pinskia@gmail.com>
28450 PR middle-end/30253
28451 * gimplify (voidify_wrapper_expr): Update for
28452 GIMPLE_MODIFY_STMT.
28454 2007-01-01 Andreas Schwab <schwab@suse.de>
28457 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
28458 save of BR0 in extra_spill_size instead of spill_size.
28459 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
28461 (ia64_expand_epilogue): Restore BR0 from its new location.
28463 2007-01-01 Andrew Pinski <pinskia@gmail.com>
28465 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
28466 Use a temporary variable if the left hand side is not a gimple
28469 2007-01-01 Andrew Pinski <pinskia@gmail.com>
28471 * gimplify.c (gimplify_return_expr): Make the temporary variable
28472 for the return expression, a gimple register variable.
28474 2007-01-01 Jan Hubicka <jh@suse.cz>
28476 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
28479 2007-01-01 Mike Stump <mrs@apple.com>
28481 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
28483 * config/darwin.c (machopic_select_rtx_section): Use
28484 HAVE_GAS_LITERAL16.
28485 (darwin_mergeable_constant_section): Likewise.
28486 * configure: Regenerate.
28487 * config.in: Regenerate.
28489 2007-01-01 Jan Hubicka <jh@suse.cz>
28490 Andrew Pinski <pinskia@gmail.com>
28492 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
28493 before starting IPA passes.