1 2007-09-19 Bernd Schmidt <bernd.schmidt@analog.com>
3 * doc/tm.texi (IS_ASM_LOGICAL_LINE_SEPARATOR): Document new argument.
4 * final.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Provide two-argument default
6 (asm_insn_count): Pass template as second argument to it.
7 * config/avr/avr.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
8 * config/pa/pa.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
9 * config/stormy16/stormy16.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
10 * config/cris/cris.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
11 * config/sh/sh.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
12 (sh_insn_length_adjustment): Pass template as second argument to it.
13 * config/bfin/bfin.h (IS_ASM_LOGICAL_LINE_SEPARATOR): New macro.
15 2007-09-19 Jie Zhang <jie.zhang@analog.com>
17 * config.gcc (bfin*-linux-uclibc*): Add ./linux-sysroot-suffix.h
19 * config/bfin/print-sysroot-suffix.sh: New.
20 * config/bfin/t-bfin-elf (EXTRA_PARTS): Remove.
21 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
22 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
23 * config/bfin/t-bfin-uclinux (EXTRA_PARTS): Remove.
24 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
25 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
26 * config/bfin/t-bfin-linux (EXTRA_PARTS): Remove.
27 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
28 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
29 (linux-sysroot-suffix.h): New target.
30 * config/bfin/bfin.opt (mcsync-anomaly): Use Var instead of Mask.
31 (mspecld-anomaly): Likewise.
32 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Renamed from
33 (enum bfin_cpu): ... this. Add BFIN_CPU_BF522, BFIN_CPU_BF525,
34 BFIN_CPU_BF527, BFIN_CPU_BF538, BFIN_CPU_BF539, BFIN_CPU_BF542,
35 BFIN_CPU_BF544, BFIN_CPU_BF548, and BFIN_CPU_BF549.
36 (bfin_si_revision): Declare.
37 (bfin_workarounds): Declare.
38 (WA_SPECULATIVE_LOADS): Define.
39 (ENABLE_WA_SPECULATIVE_LOADS): Define.
40 (WA_SPECULATIVE_SYNCS): Define.
41 (ENABLE_WA_SPECULATIVE_SYNCS): Define.
42 * config/bfin/elf.h (STARTFILE_SPEC): Rename crt532.o to basiccrt.o.
43 (LIB_SPEC): Add %s to the linker scripts.
44 Use proper linker script for bf522, bf525, bf527,
45 bf538, bf539, bf542, bf544, bf548, and bf549.
46 * config/bfin/bfin.c (bfin_si_revision): Define.
47 (bfin_workarounds): Define.
48 (struct bfin_cpu): New.
50 (bfin_handle_option): Handle silicon revision part of -mcpu option.
51 (override_options): Set bfin_workarounds.
52 (length_for_loop): Replace TARGET_CSYNC_ANOMALY with
53 ENABLE_WA_SPECULATIVE_SYNCS, TARGET_SPECLD_ANOMALY with
54 ENABLE_WA_SPECULATIVE_LOADS.
55 (bfin_reorg): Likewise.
56 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
57 macros for bf522, bf525, bf527, bf538, bf539,
58 bf542, bf544, bf548, and bf549.
59 Define __SILICON_REVISION__ and __WORKAROUND_* macros if needed.
60 Don't define __ID_SHARED_LIB__ when -msep-data.
61 (TARGET_DEFAULT): Define as 0.
62 (DRIVER_SELF_SPECS): Add -mcpu=bf532 if no -mcpu option.
63 * doc/invoke.texi (Blackfin Options): Document silicon
64 revision part of -mcpu option and it now accepts bf522, bf525,
65 bf527, bf538, bf539, bf542, bf544, bf548, and bf549.
67 2007-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
69 * alias.c (memory_modified_1): Deconstify.
70 (memory_modified_in_insn_p): Don't use const_note_stores.
71 * rtl.h (const_note_stores): Delete.
72 * rtlanal.c (const_note_stores): Likewise.
74 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
76 * dse.c (find_shift_sequence): Temporarily revert to forbidding
79 2007-09-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
83 * config/fr30/fr30.md (addsi3): Check REG_P() before calling REGNO().
84 (addsi_small_int): Likewise.
85 (addsi_big_int): Use rtx_equal_p() instead of REGNO() comparison.
86 (one_cmplsi2): Likewise.
88 (enter_func): Expand insn using hard_frame_pointer_rtx and
91 * config/fr30/fr30.c (fr30_expand_prologue): Check for
92 hard_frame_pointer_rtx instead of using REGNO() check.
93 Properly sign extend GEN_INT() argument.
95 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
97 * config/m68k/m68k.c (override_options): Remove USE_GAS,
99 (output_dbcc_and_branch, output_scc_di): Replace all jbcc
100 alternatives with just jcc.
101 * config/m68k/m68k.md (addsi_lshrsi_31, beq0_di, bne0_di,
102 bge0_di, blt0_di, bgtu, bltu, bgeu, bleu, bgtu_rev,
103 bltu_rev, bgeu_rev, bleu_rev, jump, dbne_hi, dbne_si,
104 dbge_hi, dbge_si): Likewise.
106 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
108 * config/m68k/m68k.md (beq, bne, bgt, blt, bge, ble, bordered,
109 bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt, beq_rev,
110 bne_rev, bgt_rev, blt_rev, bge_rev, ble_rev, bordered_rev,
111 bunordered_rev, buneq_rev, bunge_rev, bungt_rev, bunle_rev,
112 bunlt_rev, bltgt_rev): Replace all fbcc with fjcc.
114 2007-09-18 Maxim Kuvyrkov <maxim@codesourcery.com>
116 * config/m68k/m68k-devices.def (51qe): New device.
117 * config/m68k/m68k.c (FL_FOR_isa_c): Remove division unit. Add it
118 to all uses of FL_FOR_isa_c for compatibility.
119 (all_microarchs): Add cfv1 microarchitecture.
120 (m68k_handle_option): Handle m51qe option.
121 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Handle 51QE.
122 (TUNE_CFV1): New macro.
123 (enum uarch_type): Add ucfv1.
124 * doc/invoke.texi: Document 51qe device and cfv1 microarchitecture.
126 2007-09-18 Richard Guenther <rguenther@suse.de>
128 PR tree-optimization/31863
129 * tree-ssa-structalias.c (create_variable_info_for): Always
132 2007-09-18 Dorit Nuzman <dorit@il.ibm.com>
134 * opts.c (decode_options): Enable vectorization under -O3.
136 2007-09-18 Richard Guenther <rguenther@suse.de>
138 PR tree-optimization/33340
139 * tree-ssa-sccvn.c (set_ssa_val_to): Do not set values to
140 SSA_NAMEs that occur in abnormal PHI nodes.
142 2007-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
144 * tree-cfg.c (is_ctrl_altering_stmt, tree_block_ends_with_call_p):
145 Don't use const_get_call_expr_in.
146 * tree-gimple.c (const_get_call_expr_in): Delete.
147 * tree-gimple.h (const_get_call_expr_in): Likewise.
149 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
151 * df-scan.c (df_notes_rescan): Do nothing if the instruction does
152 not yet have a basic block.
153 * dse.c (find_shift_sequence): Don't set DF_NO_INSN_RESCAN.
155 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
157 * config/mips/mips.c (mips_file_start): Add ".previous" directives
160 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
162 * config/mips/mips.c (mips_output_mi_thunk): Use
163 mips_function_ok_for_sibcall and const_call_insn_operand
164 to determine if a direct sibcall is allowed. Use
165 mips_classify_symbol to determine a global pointer is needed.
167 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
169 * config/mips/mips.md (*clear_upper32): Use "W" as the memory operand.
171 2007-09-17 Chao-ying Fu <fu@mips.com>
172 Nigel Stephens <nigel@mips.com>
174 * config/fixed-bit.h: New file.
175 * config/fixed-bit.c: New file.
176 * doc/libgcc.texi (Fixed-point fractional library routines): New node.
178 2007-09-18 Jakub Jelinek <jakub@redhat.com>
180 * c-format.h (format_kind_info): Add alloc_char field.
181 * c-format.c (scanf_flag_specs): Add 'm'.
182 (scanf_flag_pairs): Add 'a', 'm' pair.
183 (scan_char_table): Allow 'm' modifier for c, s, [, C and S.
184 (format_types_orig): Add alloc_char fields.
185 (check_format_info_main): Rename aflag to alloc_flag.
186 Handle fki->alloc_char. modifier after width and before length
187 modifiers. Move FMT_FLAG_SCANF_A_KLUDGE handling before
188 length modifiers as well.
189 * config/sol2-c.c (solaris_format_types): Add alloc_char field.
192 * builtins.c (expand_builtin_memory_chk): Handle COMPOUND_EXPRs
193 returned by build_call_expr.
195 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
197 * tree-sra.c (maybe_lookup_element_for_expr) <COMPONENT_REF>: Return
198 NULL for variable-sized records too.
199 (sra_walk_expr) <COMPONENT_REF>: Stop at variable-sized records too.
201 2007-09-17 Tom Tromey <tromey@redhat.com>
203 * c-decl.c (pushdecl): Don't set DECL_LANG_SPECIFIC.
204 (c_builtin_function): Likewise.
205 (grokdeclarator): Likewise.
207 2007-09-17 Zdenek Dvorak <ook@ucw.cz>
209 PR rtl-optimization/26449
210 * loop-invariant.c (move_invariant_reg): Do not use force_operand.
211 (seq_insns_valid_p): Removed.
213 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
215 * tree-nomudflap.c (gate_mudflap): New static function.
216 (pass_mudflap_1): Use it as gate function.
217 (pass_mudflap_2): Likewise.
219 2007-09-17 Jan Hubicka <jh@suse.cz>
223 * loop-invariant.c (move_invariant_reg): Unshare sequence.
225 2007-09-17 Victor Kaplansky <victork@il.ibm.com>
227 PR tree-optimization/33319
228 * tree-vect-analyze.c (vect_same_range_drs): New.
229 (vect_vfa_range_equal): New.
230 (vect_is_duplicate_ddr): Removed.
231 (vect_mark_for_runtime_alias_test): Do not perform marking when
232 optimizing for size or max_param for alias checking is zero.
233 Move the function before vect_analyze_data_ref_dependence.
234 (vect_analyze_data_ref_dependence): Add call to
235 vect_mark_for_runtime_alias_test in two cases when dependence
237 (vect_analyze_data_ref_dependences): Do not call to
238 vect_mark_for_runtime_alias_test.
239 (vect_prune_runtime_alias_test_list): New.
240 (vect_analyze_loop): Add call to vect_prune_runtime_alias_test_list.
241 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
242 Update vec_outside_cost.
243 (vect_vfa_segment_size): More compact code, use TYPE_SIZE_UNIT.
244 (vect_create_cond_for_alias_checks): Build the base address of data
245 reference from DR_GROUP_FIRST_DR.
246 (vect_loop_versioning): New.
247 (vect_transform_loop): Add a call to vect_loop_versioning.
248 Remove factored out code.
250 2007-09-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
253 * expr.c (store_expr): Call adjust_address to change mode of dest_mem
256 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
258 * dse.c (find_shift_sequence): Allow word as well as subword shifts.
259 Do the tentative shift expansion with the DF_NO_INSN_RESCAN flag set.
260 Fix the call to insn_rtx_cost. Skip access sizes that require a
261 real truncation of the store register. Use convert_move instead
262 of gen_lowpart when narrowing the result.
263 (replace_read): Use convert_move instead of gen_lowpart when
264 narrowing the store rhs.
266 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
268 * config/mips/mips.md (SHORT): Fix long line.
269 (SUBDI): New mode iterator. Extend the shift-and-truncate insns
270 to QImode and HImode.
272 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
274 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Define.
276 2007-09-15 Zdenek Dvorak <ook@ucw.cz>
278 * tree-parloops.c: New file.
279 * tree-ssa-operands.h (free_stmt_operands): Declare.
280 * tree-ssa-loop-manip.c (split_loop_exit_edge): Return the new basic
282 * tree-pass.h (pass_parallelize_loops): Declare.
283 * omp-low.c (expand_omp_parallel, expand_omp_for): Update SSA form for
285 (build_omp_regions_1): Allow analysing just a single OMP region and
287 ( build_omp_regions_root, omp_expand_local): New functions.
288 (build_omp_regions): Add argument to build_omp_regions_1 call.
289 * builtins.def (DEF_GOMP_BUILTIN): Initialize OMP builtins when
290 autoparallelization is run.
291 * timevar.def (TV_TREE_PARALLELIZE_LOOPS): New.
292 * tree-ssa-loop.c (gate_tree_parallelize_loops, tree_parallelize_loops,
293 pass_parallelize_loops): New.
294 * common.opt (ftree-parallelize-loops): New.
295 * tree-flow.h (omp_expand_local, tree_duplicate_sese_tail,
296 parallelize_loops): Declare.
297 (add_phi_args_after_copy, split_loop_exit_edge): Declaration changed.
298 * Makefile.in (tree-parloops.o): Added.
299 * tree-cfg.c (add_phi_args_after_copy_edge, tree_duplicate_sese_tail):
301 (add_phi_args_after_copy_bb): Use add_phi_args_after_copy_edge.
302 (add_phi_args_after_copy): Call add_phi_args_after_copy_edge for
303 one extra edge as well.
304 (tree_duplicate_sese_region): Add argument to add_phi_args_after_copy.
305 Use VEC_free to free doms vector.
306 (move_block_to_fn): Update loop info. Remove phi nodes for virtual
307 operands. Recompute operand caches in the new function.
308 (move_sese_region_to_fn): Update loop info.
309 * passes.c (init_optimization_passes): Add pass_parallelize_loops.
310 * tree-ssa-operands.c (free_stmt_operands): New function.
312 * doc/passes.texi: Document autoparallelization.
313 * doc/invoke.texi (-ftree-parallelize-loops): New option.
315 2007-09-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
318 * pa.c (function_value): Use GET_MODE_BITSIZE instead of TYPE_PRECISION.
320 2007-09-15 Dorit Nuzman <dorit@il.ibm.com>
322 * tree-vect-transform.c (vect_get_vec_defs_for_stmt_copy): check if
324 (vectorizable_type_demotion, vectorizable_type_promotion): Check that
325 get_vectype_for_scalar_type succeeded.
326 (vectorizable_conversion): Likewise.
328 2007-09-14 Jan Hubicka <jh@suse.cz>
330 * config/i386/i386.md (*floatdi<mode>2_i387): Guard against
333 2007-09-14 Uros Bizjak <ubizjak@gmail.com>
336 * config/i386/i386.md (fmodxf3): Copy operands[2] to temporary register
337 when operands[2] equals operands[1].
338 (remainderxf3): Ditto.
340 2007-09-14 Sandra Loosemore <sandra@codesourcery.com>
341 Nigel Stephens <nigel@mips.com>
343 * doc/tm.texi (LIBGCC2_UNWIND_ATTRIBUTE): Document.
344 * unwind-generic.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
345 (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE to
347 (_Unwind_ForcedUnwind): Likewise.
348 (_Unwind_Resume): Likewise.
349 (_Unwind_Resume_or_Rethrow): Likewise.
350 (_Unwind_Backtrace): Likewise.
351 (_Unwind_SjLj_RaiseException): Likewise.
352 (_Unwind_SjLj_ForcedUnwind): Likewise.
353 (_Unwind_SjLj_Resume): Likewise.
354 (_Unwind_SjLj_Resume_or_Rethrow): Likewise.
355 * unwind.inc (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE
357 (_Unwind_ForcedUnwind): Likewise.
358 (_Unwind_Resume): Likewise.
359 (_Unwind_Resume_or_Rethrow): Likewise.
360 (_Unwind_Backtrace): Likewise.
361 * unwind-compat.c (_Unwind_Backtrace): Likewise.
362 (_Unwind_ForcedUnwind): Likewise.
363 (_Unwind_RaiseException): Likewise.
364 (_Unwind_Resume): Likewise.
365 (_Unwind_Resume_or_Rethrow): Likewise.
367 * config/mips/mips.h (LIBGCC2_UNWIND_ATTRIBUTE): Define to force
368 nomips16 mode when IN_LIBGCC2 with hard float.
370 2007-09-14 Richard Sandiford <rsandifo@nildram.co.uk>
372 * config/mips/sdemtk.opt: Update to GPLv3.
373 * config/mips/sdemtk.h: Likewise.
375 2007-09-14 Nigel Stephens <nigel@mips.com>
377 * config.gcc (mips*-*-linux*): Recognise mipsisa32r2 and set
378 MIPS_ISA_DEFAULT appropriately. Don't make soft-float the default
379 for mipsisa32-*-linux*.
381 2007-09-14 Nigel Stephens <nigel@mips.com>
382 David Ung <davidu@mips.com>
383 Thiemo Seufer <ths@mips.com>
384 Richard Sandiford <richard@codesourcery.com>
386 * config.gcc (mips*-sde-elf*): Add support for the SDE C libraries.
387 * configure.ac: Add a mipssde threading type.
388 * configure: Regenerate.
389 * config/mips/sdemtk.h: New file.
390 * config/mips/t-sdemtk: Likewise.
391 * config/mips/sdemtk.opt: Likewise.
392 * gthr-mipssde.h: Likewise.
393 * config/mips/sde.h (FUNCTION_PROFILER): Move to config/mips/sdemtk.h.
394 * config/mips/mips.h (MIPS_SAVE_REG_FOR_PROFILING_P): New macro.
395 (MIPS_ICACHE_SYNC): New macro, split from ...
396 * config/mips/mips.md (clear_cache): ...here.
397 * config/mips/mips.c (mips_save_reg_p): Check
398 MIPS_SAVE_REG_FOR_PROFILING_P on profiled functions.
399 (build_mips16_function_stub): Use targetm.strip_name_encoding.
400 (build_mips16_call_stub): Likewise.
402 2007-09-14 Richard Sandiford <richard@codesourcery.com>
404 * Makefile.in (stmp-int-hdrs): Depend on fixinc_list.
406 2007-09-14 Jakub Jelinek <jakub@redhat.com>
409 * config/ia64/ia64.c (find_gr_spill): Don't decrement
410 current_frame_info.n_local_regs. Don't return emitted local
412 (ia64_compute_frame_size): Improve unwind hack to put
413 RP, PFS, FP in that order by allowing some of the registers
414 been already emitted, as long as they are emitted to the
417 2007-09-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
419 * config/spu/vmx2spu.h (vec_extract, vec_insert, vec_lvlx,
420 vec_lvlxl, vec_lvrx, vec_lvrxl, vec_promote, vec_splats,
421 vec_stvlx, vec_stvlxl, vec_stvrx, vec_stvrxl): New intrinsics.
423 2007-09-13 Eric Christopher <echristo@apple.com>
424 Kenneth Zadeck <zadeck@naturalbridge.com>
426 * dse.c (find_shift_sequence): New function.
427 (replace_read): Add case to remove read if it requires shift.
428 * config/i386/i386.c (ix86_expand_prologue): Fixed typo in comment.
430 2007-09-13 Tom Tromey <tromey@redhat.com>
432 * c-common.c (fname_as_string): Update.
433 * c-parser.c (c_parser) <lex_untranslated_string>: New field.
434 (c_lex_one_token): Update. Add 'parser' argument.
435 (c_parser_simple_asm_expr): Update.
436 (c_parser_attributes): Update.
437 (c_parser_asm_statement): Update.
438 (c_parser_asm_operands): Update.
439 (c_parser_peek_token): Update.
440 (c_parser_peek_2nd_token): Update.
441 * c-lex.c (c_lex_string_translate): Remove.
442 (c_lex_return_raw_strings): Likewise.
443 (c_lex_with_flags): Added 'lex_flags' argument.
444 (lex_string): Added 'translate' argument.
445 * c-pragma.h (c_lex_with_flags): Update.
446 (c_lex_string_translate, c_lex_return_raw_strings): Remove.
447 (C_LEX_STRING_NO_TRANSLATE): New define.
448 (C_LEX_RAW_STRINGS): Likewise.
450 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
453 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_ONES,
454 BFIN_BUILTIN_CPLX_MUL_16_S40, BFIN_BUILTIN_CPLX_MAC_16_S40,
455 BFIN_BUILTIN_CPLX_MSU_16_S40, and BFIN_BUILTIN_CPLX_SQU.
456 (bfin_init_builtins): Initialize __builtin_bfin_ones,
457 __builtin_bfin_min_fr1x16, __builtin_bfin_max_fr1x16,
458 __builtin_bfin_min_fr1x32, __builtin_bfin_max_fr1x32,
459 __builtin_bfin_cmplx_add, __builtin_bfin_cmplx_sub,
460 __builtin_bfin_cmplx_mul_s40, __builtin_bfin_cmplx_mac_s40,
461 __builtin_bfin_cmplx_msu_s40 and __builtin_bfin_csqu_fr16.
462 (bdesc_1arg): Add __builtin_bfin_ones.
463 (bfin_expand_builtin): Expand __builtin_bfin_cmplx_mul_s40,
464 __builtin_bfin_cmplx_mac_s40, __builtin_bfin_cmplx_msu_s40,
465 and __builtin_bfin_csqu_fr16.
466 * config/bfin/bfin.md (UNSPEC_ONES): New constant.
467 (ones): New define_insn.
468 (ssaddhi3_parts): New define_insn.
469 (sssubhi3_parts): New define_insn.
470 (flag_mulhi_parts): New define_insn.
472 2007-09-13 Seongbae Park <seongbae.park@gmail.com>
474 * common.opt (femit-class-debug-always): Turn off by default.
476 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
478 * config/bfin/bfin.md (reload_outpdi, reload_inpdi): New patterns.
479 * config/bfin/bfin.c (bfin_secondary_reload): Make sure we use them.
481 2007-09-13 James E. Wilson <wilson@specifix.com>
483 PR tree-optimization/33389
484 * tree-ssa-operands.c (append_vuse): If ann->in_vdef_list true,
485 then set build_loads before returning.
487 2007-09-13 Sandra Loosemore <sandra@codesourcery.com>
488 David Ung <davidu@mips.com>
490 * config/mips/mips.h (ASM_OUTPUT_REG_PUSH): Replace {d}subu with
491 {d}addiu and a negative immediate such that it works with MIPS16
494 2007-09-13 H.J. Lu <hongjiu.lu@intel.com>
497 * configure.ac (ld_vers): Support Linux linker.
498 * configure: Regenerated.
500 2007-09-13 Richard Sandiford <richard@codesourcery.com>
501 Sandra Loosemore <sandra@codesourcery.com>
503 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Delete.
504 (SYMBOL_REF_MIPS16_FUNC_P): Delete.
505 * config/mips/mips.c (mips_attribute_table): Turn mips16 and
506 nomips16 into decl attributes.
507 (TARGET_INSERT_ATTRIBUTES): Override.
508 (TARGET_MERGE_DECL_ATTRIBUTES): Likewise.
509 (TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): Always return true.
510 (mips_mips16_type_p, mips_nomips16_type_p): Delete in favor of...
511 (mips_mips16_decl_p, mips_nomips16_decl_p): ...these new functions.
512 (mips_comp_type_attributes): Remove mips16 and nomips16 handling.
513 (mips_use_mips16_mode_p): Reimplement as a function that takes
514 a decl and considers only decl attributes. If the decl is nested
515 function, use its parent attributes.
516 (mips_function_ok_for_sibcall): Use mips_use_mips16_mode_p
517 instead of SYMBOL_REF_MIPS16_FUNC_P.
518 (mips_set_mips16_mode): Move call to sorry here from old
519 mips_use_mips16_mode_p.
520 (mflip_mips16_entry): New structure.
521 (mflip_mips16_htab): New variable.
522 (mflip_mips16_htab_hash, mflip_mips16_htab_eq): New functions.
523 (mflip_mips16_use_mips16_p, mips_insert_attributes): Likewise.
524 (mips_merge_decl_attributes): New function.
525 (mips_set_current_function): Reinstate call to mips_set_mips16_mode.
526 Use mips_use_mips16_mode_p.
527 (mips_output_mi_thunk): Use mips_use_mips16_mode_p instead of
528 SYMBOL_REF_MIPS16_FUNC_P.
529 (mips_encode_section_info): Don't set SYMBOL_FLAG_MIPS16_FUNC.
531 2007-09-13 Richard Sandiford <richard@codesourcery.com>
533 * c-parser.c (c_parser_struct_declaration): Check for a null return.
535 2007-09-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
538 * gcc.c (xputenv): Make argument const, and use CONST_CAST.
540 2007-09-12 Michael Meissner <michael.meissner@amd.com>
541 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
542 Tony Linthicum <tony.linthicum@amd.com>
544 * tree.h (function_args_iterator): New type to iterate over
546 (FOREACH_FUNCTION_ARGS_PTR): Iterator macros for iterating over
547 function arguments providing a pointer to the argument.
548 (FOREACH_FUNCTION_ARGS): Iterator macros for iterating over
549 function arguments providing the argument.
550 (function_args_iter_init): Inline function to initialize
551 function_args_iterator.
552 (function_args_iter_cond_ptr): Inline function to return the next
553 pointer to hold the argument.
554 (function_args_iter_cond): Inline function to return the next
556 (function_args_iter_cond_next): Advance the function args
558 (stdarg_p): New function, return true if variable argument
560 (prototype_p): New function, return true if function is
562 (function_args_count): New function, count the number of arguments
565 * tree.c (stdarg_p): New function, return true if variable
567 (prototype_p): New function, return true if function is
570 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
571 (TARGET_ROUND): New macro for the round/ptest instructions which
572 are shared between SSE4.1 and SSE5.
573 (OPTION_MASK_ISA_ROUND): Ditto.
574 (OPTION_ISA_ROUND): Ditto.
575 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
576 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
578 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
579 (-mfused-madd): New switch to give users control over whether the
580 compiler optimizes to use the multiply/add SSE5 instructions.
582 * config/i386/i386.c (m_AMD_MULTIPLE): Rename from
583 m_ATHLON_K8_AMDFAM10, and change all uses.
584 (enum pta_flags): Add PTA_SSE5.
585 (ix86_handle_option): Turn off 3dnow if -msse5.
586 (override_options): Add SSE5 support.
587 (print_operand): %Y prints comparison codes for SSE5 com/pcom
589 (ix86_expand_sse_movcc): Add SSE5 support.
590 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
591 vector type to the next largest size.
592 (ix86_expand_sse5_pack): New function to use pperm to pack a
593 vector type to the next smallest size.
594 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
595 (IX86_BUILTIN_FMADDSD): Ditto.
596 (IX86_BUILTIN_FMADDPS): Ditto.
597 (IX86_BUILTIN_FMADDPD): Ditto.
598 (IX86_BUILTIN_FMSUBSS): Ditto.
599 (IX86_BUILTIN_FMSUBSD): Ditto.
600 (IX86_BUILTIN_FMSUBPS): Ditto.
601 (IX86_BUILTIN_FMSUBPD): Ditto.
602 (IX86_BUILTIN_FNMADDSS): Ditto.
603 (IX86_BUILTIN_FNMADDSD): Ditto.
604 (IX86_BUILTIN_FNMADDPS): Ditto.
605 (IX86_BUILTIN_FNMADDPD): Ditto.
606 (IX86_BUILTIN_FNMSUBSS): Ditto.
607 (IX86_BUILTIN_FNMSUBSD): Ditto.
608 (IX86_BUILTIN_FNMSUBPS): Ditto.
609 (IX86_BUILTIN_FNMSUBPD): Ditto.
610 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
611 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
612 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
613 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
614 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
615 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
616 (IX86_BUILTIN_PPERM): Ditto.
617 (IX86_BUILTIN_PERMPS): Ditto.
618 (IX86_BUILTIN_PERMPD): Ditto.
619 (IX86_BUILTIN_PMACSSWW): Ditto.
620 (IX86_BUILTIN_PMACSWW): Ditto.
621 (IX86_BUILTIN_PMACSSWD): Ditto.
622 (IX86_BUILTIN_PMACSWD): Ditto.
623 (IX86_BUILTIN_PMACSSDD): Ditto.
624 (IX86_BUILTIN_PMACSDD): Ditto.
625 (IX86_BUILTIN_PMACSSDQL): Ditto.
626 (IX86_BUILTIN_PMACSSDQH): Ditto.
627 (IX86_BUILTIN_PMACSDQL): Ditto.
628 (IX86_BUILTIN_PMACSDQH): Ditto.
629 (IX86_BUILTIN_PMADCSSWD): Ditto.
630 (IX86_BUILTIN_PMADCSWD): Ditto.
631 (IX86_BUILTIN_PHADDBW): Ditto.
632 (IX86_BUILTIN_PHADDBD): Ditto.
633 (IX86_BUILTIN_PHADDBQ): Ditto.
634 (IX86_BUILTIN_PHADDWD): Ditto.
635 (IX86_BUILTIN_PHADDWQ): Ditto.
636 (IX86_BUILTIN_PHADDDQ): Ditto.
637 (IX86_BUILTIN_PHADDUBW): Ditto.
638 (IX86_BUILTIN_PHADDUBD): Ditto.
639 (IX86_BUILTIN_PHADDUBQ): Ditto.
640 (IX86_BUILTIN_PHADDUWD): Ditto.
641 (IX86_BUILTIN_PHADDUWQ): Ditto.
642 (IX86_BUILTIN_PHADDUDQ): Ditto.
643 (IX86_BUILTIN_PHSUBBW): Ditto.
644 (IX86_BUILTIN_PHSUBWD): Ditto.
645 (IX86_BUILTIN_PHSUBDQ): Ditto.
646 (IX86_BUILTIN_PROTB): Ditto.
647 (IX86_BUILTIN_PROTW): Ditto.
648 (IX86_BUILTIN_PROTD): Ditto.
649 (IX86_BUILTIN_PROTQ): Ditto.
650 (IX86_BUILTIN_PROTB_IMM): Ditto.
651 (IX86_BUILTIN_PROTW_IMM): Ditto.
652 (IX86_BUILTIN_PROTD_IMM): Ditto.
653 (IX86_BUILTIN_PROTQ_IMM): Ditto.
654 (IX86_BUILTIN_PSHLB): Ditto.
655 (IX86_BUILTIN_PSHLW): Ditto.
656 (IX86_BUILTIN_PSHLD): Ditto.
657 (IX86_BUILTIN_PSHLQ): Ditto.
658 (IX86_BUILTIN_PSHAB): Ditto.
659 (IX86_BUILTIN_PSHAW): Ditto.
660 (IX86_BUILTIN_PSHAD): Ditto.
661 (IX86_BUILTIN_PSHAQ): Ditto.
662 (IX86_BUILTIN_FRCZSS): Ditto.
663 (IX86_BUILTIN_FRCZSD): Ditto.
664 (IX86_BUILTIN_FRCZPS): Ditto.
665 (IX86_BUILTIN_FRCZPD): Ditto.
666 (IX86_BUILTIN_CVTPH2PS): Ditto.
667 (IX86_BUILTIN_CVTPS2PH): Ditto.
668 (IX86_BUILTIN_COMEQSS): Ditto.
669 (IX86_BUILTIN_COMNESS): Ditto.
670 (IX86_BUILTIN_COMLTSS): Ditto.
671 (IX86_BUILTIN_COMLESS): Ditto.
672 (IX86_BUILTIN_COMGTSS): Ditto.
673 (IX86_BUILTIN_COMGESS): Ditto.
674 (IX86_BUILTIN_COMUEQSS): Ditto.
675 (IX86_BUILTIN_COMUNESS): Ditto.
676 (IX86_BUILTIN_COMULTSS): Ditto.
677 (IX86_BUILTIN_COMULESS): Ditto.
678 (IX86_BUILTIN_COMUGTSS): Ditto.
679 (IX86_BUILTIN_COMUGESS): Ditto.
680 (IX86_BUILTIN_COMORDSS): Ditto.
681 (IX86_BUILTIN_COMUNORDSS): Ditto.
682 (IX86_BUILTIN_COMFALSESS): Ditto.
683 (IX86_BUILTIN_COMTRUESS): Ditto.
684 (IX86_BUILTIN_COMEQSD): Ditto.
685 (IX86_BUILTIN_COMNESD): Ditto.
686 (IX86_BUILTIN_COMLTSD): Ditto.
687 (IX86_BUILTIN_COMLESD): Ditto.
688 (IX86_BUILTIN_COMGTSD): Ditto.
689 (IX86_BUILTIN_COMGESD): Ditto.
690 (IX86_BUILTIN_COMUEQSD): Ditto.
691 (IX86_BUILTIN_COMUNESD): Ditto.
692 (IX86_BUILTIN_COMULTSD): Ditto.
693 (IX86_BUILTIN_COMULESD): Ditto.
694 (IX86_BUILTIN_COMUGTSD): Ditto.
695 (IX86_BUILTIN_COMUGESD): Ditto.
696 (IX86_BUILTIN_COMORDSD): Ditto.
697 (IX86_BUILTIN_COMUNORDSD): Ditto.
698 (IX86_BUILTIN_COMFALSESD): Ditto.
699 (IX86_BUILTIN_COMTRUESD): Ditto.
700 (IX86_BUILTIN_COMEQPS): Ditto.
701 (IX86_BUILTIN_COMNEPS): Ditto.
702 (IX86_BUILTIN_COMLTPS): Ditto.
703 (IX86_BUILTIN_COMLEPS): Ditto.
704 (IX86_BUILTIN_COMGTPS): Ditto.
705 (IX86_BUILTIN_COMGEPS): Ditto.
706 (IX86_BUILTIN_COMUEQPS): Ditto.
707 (IX86_BUILTIN_COMUNEPS): Ditto.
708 (IX86_BUILTIN_COMULTPS): Ditto.
709 (IX86_BUILTIN_COMULEPS): Ditto.
710 (IX86_BUILTIN_COMUGTPS): Ditto.
711 (IX86_BUILTIN_COMUGEPS): Ditto.
712 (IX86_BUILTIN_COMORDPS): Ditto.
713 (IX86_BUILTIN_COMUNORDPS): Ditto.
714 (IX86_BUILTIN_COMFALSEPS): Ditto.
715 (IX86_BUILTIN_COMTRUEPS): Ditto.
716 (IX86_BUILTIN_COMEQPD): Ditto.
717 (IX86_BUILTIN_COMNEPD): Ditto.
718 (IX86_BUILTIN_COMLTPD): Ditto.
719 (IX86_BUILTIN_COMLEPD): Ditto.
720 (IX86_BUILTIN_COMGTPD): Ditto.
721 (IX86_BUILTIN_COMGEPD): Ditto.
722 (IX86_BUILTIN_COMUEQPD): Ditto.
723 (IX86_BUILTIN_COMUNEPD): Ditto.
724 (IX86_BUILTIN_COMULTPD): Ditto.
725 (IX86_BUILTIN_COMULEPD): Ditto.
726 (IX86_BUILTIN_COMUGTPD): Ditto.
727 (IX86_BUILTIN_COMUGEPD): Ditto.
728 (IX86_BUILTIN_COMORDPD): Ditto.
729 (IX86_BUILTIN_COMUNORDPD): Ditto.
730 (IX86_BUILTIN_COMFALSEPD): Ditto.
731 (IX86_BUILTIN_COMTRUEPD): Ditto.
732 (IX86_BUILTIN_PCOMEQUB): Ditto.
733 (IX86_BUILTIN_PCOMNEUB): Ditto.
734 (IX86_BUILTIN_PCOMLTUB): Ditto.
735 (IX86_BUILTIN_PCOMLEUB): Ditto.
736 (IX86_BUILTIN_PCOMGTUB): Ditto.
737 (IX86_BUILTIN_PCOMGEUB): Ditto.
738 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
739 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
740 (IX86_BUILTIN_PCOMEQUW): Ditto.
741 (IX86_BUILTIN_PCOMNEUW): Ditto.
742 (IX86_BUILTIN_PCOMLTUW): Ditto.
743 (IX86_BUILTIN_PCOMLEUW): Ditto.
744 (IX86_BUILTIN_PCOMGTUW): Ditto.
745 (IX86_BUILTIN_PCOMGEUW): Ditto.
746 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
747 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
748 (IX86_BUILTIN_PCOMEQUD): Ditto.
749 (IX86_BUILTIN_PCOMNEUD): Ditto.
750 (IX86_BUILTIN_PCOMLTUD): Ditto.
751 (IX86_BUILTIN_PCOMLEUD): Ditto.
752 (IX86_BUILTIN_PCOMGTUD): Ditto.
753 (IX86_BUILTIN_PCOMGEUD): Ditto.
754 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
755 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
756 (IX86_BUILTIN_PCOMEQUQ): Ditto.
757 (IX86_BUILTIN_PCOMNEUQ): Ditto.
758 (IX86_BUILTIN_PCOMLTUQ): Ditto.
759 (IX86_BUILTIN_PCOMLEUQ): Ditto.
760 (IX86_BUILTIN_PCOMGTUQ): Ditto.
761 (IX86_BUILTIN_PCOMGEUQ): Ditto.
762 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
763 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
764 (IX86_BUILTIN_PCOMEQB): Ditto.
765 (IX86_BUILTIN_PCOMNEB): Ditto.
766 (IX86_BUILTIN_PCOMLTB): Ditto.
767 (IX86_BUILTIN_PCOMLEB): Ditto.
768 (IX86_BUILTIN_PCOMGTB): Ditto.
769 (IX86_BUILTIN_PCOMGEB): Ditto.
770 (IX86_BUILTIN_PCOMFALSEB): Ditto.
771 (IX86_BUILTIN_PCOMTRUEB): Ditto.
772 (IX86_BUILTIN_PCOMEQW): Ditto.
773 (IX86_BUILTIN_PCOMNEW): Ditto.
774 (IX86_BUILTIN_PCOMLTW): Ditto.
775 (IX86_BUILTIN_PCOMLEW): Ditto.
776 (IX86_BUILTIN_PCOMGTW): Ditto.
777 (IX86_BUILTIN_PCOMGEW): Ditto.
778 (IX86_BUILTIN_PCOMFALSEW): Ditto.
779 (IX86_BUILTIN_PCOMTRUEW): Ditto.
780 (IX86_BUILTIN_PCOMEQD): Ditto.
781 (IX86_BUILTIN_PCOMNED): Ditto.
782 (IX86_BUILTIN_PCOMLTD): Ditto.
783 (IX86_BUILTIN_PCOMLED): Ditto.
784 (IX86_BUILTIN_PCOMGTD): Ditto.
785 (IX86_BUILTIN_PCOMGED): Ditto.
786 (IX86_BUILTIN_PCOMFALSED): Ditto.
787 (IX86_BUILTIN_PCOMTRUED): Ditto.
788 (IX86_BUILTIN_PCOMEQQ): Ditto.
789 (IX86_BUILTIN_PCOMNEQ): Ditto.
790 (IX86_BUILTIN_PCOMLTQ): Ditto.
791 (IX86_BUILTIN_PCOMLEQ): Ditto.
792 (IX86_BUILTIN_PCOMGTQ): Ditto.
793 (IX86_BUILTIN_PCOMGEQ): Ditto.
794 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
795 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
796 (bdesc_ptest): Change OPTION_MASK_ISA_SSE4_1 to
797 OPTION_MASK_ISA_ROUND for instructions that are shared between
800 (bdesc_sse_3arg): Ditto.
801 (enum multi_arg_type): New enum for describing the various SSE5
802 intrinsic argument types.
803 (bdesc_multi_arg): New table for SSE5 intrinsics.
804 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
805 (ix86_expand_multi_arg_builtin): New function for creating SSE5
807 (ix86_expand_builtin): Add SSE5 intrinsic support.
808 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
809 operand instructions.
810 (ix86_expand_sse5_multiple_memory): New function to split the
811 second memory reference from SSE5 instructions.
812 (type_has_variadic_args_p): Delete in favor of stdarg_p.
813 (ix86_return_pops_args): Use stdarg_p to determine if the function
814 has variable arguments.
815 (ix86_setup_incoming_varargs): Ditto.
816 (x86_this_parameter): Ditto.
818 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
820 (ix86_expand_sse5_pack): Ditto.
821 (ix86_sse5_valid_op_p): Ditto.
822 (ix86_expand_sse5_multiple_memory): Ditto.
824 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
825 constant for SSE5 support.
826 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
827 (UNSPEC_SSE5_TRUEFALSE): Ditto.
828 (UNSPEC_SSE5_PERMUTE): Ditto.
829 (UNSPEC_SSE5_ASHIFT): Ditto.
830 (UNSPEC_SSE5_LSHIFT): Ditto.
831 (UNSPEC_FRCZ): Ditto.
832 (UNSPEC_CVTPH2PS): Ditto.
833 (UNSPEC_CVTPS2PH): Ditto.
834 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
836 (COM_FALSE_S): Ditto.
837 (COM_FALSE_P): Ditto.
840 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
841 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
843 (memory attribute): Ditto.
844 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
845 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
846 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
847 (floor<mode>2): Ditto.
848 (ceil<mode>2): Ditto.
849 (btrunc<mode>2): Ditto.
850 (nearbyintdf2): Ditto.
851 (nearbyintsf2): Ditto.
852 (sse_setccsf): Disable if SSE5.
853 (sse_setccdf): Ditto.
854 (sse5_setcc<mode>): New support for SSE5 conditional move.
855 (sse5_pcmov_<mode>): Ditto.
857 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
860 (ssemodesuffixf4): New mode attribute for SSE5.
861 (ssemodesuffixf2s): Ditto.
862 (ssemodesuffixf2c): Ditto.
863 (sserotatemax): Ditto.
864 (ssescalarmode): Ditto.
865 (sse_maskcmpv4sf3): Disable if SSE5.
866 (sse_maskcmpv2df3): Ditto.
867 (sse_vmmaskcmpv4sf3): Ditto.
868 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add
870 (sse5_vmfmadd<mode>4): Ditto.
871 (sse5_fmsub<mode>4): Ditto.
872 (sse5_vmfmsub<mode>4): Ditto.
873 (sse5_fnmadd<mode>4): Ditto.
874 (sse5_vmfnmadd<mode>4): Ditto.
875 (sse5_fnmsub<mode>4): Ditto.
876 (sse5_vmfnmsub<mode>4): Ditto.
877 (sse5i_fmadd<mode>4): Ditto.
878 (sse5i_fmsub<mode>4): Ditto.
879 (sse5i_fnmadd<mode>4): Ditto.
880 (sse5i_fnmsub<mode>4): Ditto.
881 (sse5i_vmfmadd<mode>4): Ditto.
882 (sse5i_vmfmsub<mode>4): Ditto.
883 (sse5i_vmfnmadd<mode>4): Ditto.
884 (sse5i_vmfnmsub<mode>4): Ditto.
885 (mulv16qi3): Add SSE5 support.
887 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
888 (sse2_mulv4si3): Disable if SSE5.
889 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
890 (sse4_1_roundps): Ditto.
891 (sse4_1_roundsd): Ditto.
892 (sse4_1_roundss): Ditto.
893 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
895 (sse_maskcmpsf3): Ditto.
896 (sse_vmmaskcmpv4sf3): Ditto.
897 (sse2_maskcmpv2df3): Ditto.
898 (sse2_maskcmpdf3): Ditto.
899 (sse2_vmmaskcmpv2df3): Ditto.
900 (sse2_eq<mode>3): Ditto.
901 (sse2_gt<mode>3): Ditto.
902 (sse5_pcmov_<mode>): Add SSE5 support.
903 (vec_unpacku_hi_v16qi): Ditto.
904 (vec_unpacks_hi_v16qi): Ditto.
905 (vec_unpacku_lo_v16qi): Ditto.
906 (vec_unpacks_lo_v16qi): Ditto.
907 (vec_unpacku_hi_v8hi): Ditto.
908 (vec_unpacks_hi_v8hi): Ditto.
909 (vec_unpacku_lo_v8hi): Ditto.
910 (vec_unpacks_lo_v8hi): Ditto.
911 (vec_unpacku_hi_v4si): Ditto.
912 (vec_unpacks_hi_v4si): Ditto.
913 (vec_unpacku_lo_v4si): Ditto.
914 (vec_unpacks_lo_v4si): Ditto.
915 (sse5_pmacsww): New SSE5 intrinsic insn.
916 (sse5_pmacssww): Ditto.
917 (sse5_pmacsdd): Ditto.
918 (sse5_pmacssdd): Ditto.
919 (sse5_pmacssdql): Ditto.
920 (sse5_pmacssdqh): Ditto.
921 (sse5_pmacsdqh): Ditto.
922 (sse5_pmacsswd): Ditto.
923 (sse5_pmacswd): Ditto.
924 (sse5_pmadcsswd): Ditto.
925 (sse5_pmadcswd): Ditto.
926 (sse5_pcmov_<move>): Conditional move support on SSE5.
927 (sse5_phaddbw): New SSE5 intrinsic insn.
928 (sse5_phaddbd): Ditto.
929 (sse5_phaddbq): Ditto.
930 (sse5_phaddwd): Ditto.
931 (sse5_phaddwq): Ditto.
932 (sse5_phadddq): Ditto.
933 (sse5_phaddubw): Ditto.
934 (sse5_phaddubd): Ditto.
935 (sse5_phaddubq): Ditto.
936 (sse5_phadduwd): Ditto.
937 (sse5_phadduwq): Ditto.
938 (sse5_phaddudq): Ditto.
939 (sse5_phsubbw): Ditto.
940 (sse5_phsubwd): Ditto.
941 (sse5_phsubdq): Ditto.
943 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
944 (sse5_pperm_zero_v16qi_v8hi): Ditto.
945 (sse5_pperm_sign_v8hi_v4si): Ditto.
946 (sse5_pperm_zero_v8hi_v4si): Ditto.
947 (sse5_pperm_sign_v4si_v2di): Ditto.
948 (sse5_pperm_sign_v4si_v2di): Ditto.
949 (sse5_pperm_pack_v2di_v4si): Ditto.
950 (sse5_pperm_pack_v4si_v8hi): Ditto.
951 (sse5_pperm_pack_v8hi_v16qi): Ditto.
952 (sse5_perm<mode>): New SSE5 intrinsic insn.
953 (rotl<mode>3): Ditto.
954 (sse5_rotl<mode>3): Ditto.
955 (sse5_ashl<mode>3): Ditto.
956 (sse5_lshl<mode>3): Ditto.
957 (sse5_frcz<mode>2): Ditto.
958 (sse5s_frcz<mode>2): Ditto.
959 (sse5_cvtph2ps): Ditto.
960 (sse5_cvtps2ph): Ditto.
961 (sse5_vmmaskcmp<mode>3): Ditto.
962 (sse5_com_tf<mode>3): Ditto.
963 (sse5_maskcmp<mode>3): Ditto.
964 (sse5_maskcmp_uns<mode>3): Ditto.
965 (sse5_maskcmp_uns2<mode>3): Ditto.
966 (sse5_pcom_tf<mode>3): Ditto.
968 * config/i386/predicates.md (const_0_to_31_operand): New predicate
970 (sse5_comparison_float_operator): New predicate to match the
971 comparison operators supported by the SSE5 com instruction.
972 (ix86_comparison_int_operator): New predicate to match just the
973 signed int comparisons.
974 (ix86_comparison_uns_operator): New predicate to match just the
975 unsigned int comparisons.
977 * doc/invoke.texi (-msse5): Add documentation.
978 (-mfused-madd): Ditto.
980 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
982 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
986 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
988 * config/i386/bmmintrin.h: New file, provide common x86 compiler
989 intrinisics for SSE5.
991 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
994 * config/i386/mmintrin-common.h: New file, to contain common
995 instructions between SSE4.1 and SSE5.
997 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
998 FOREACH_FUNCTION_ARGS to iterate over the argument list.
999 (gen_regparm_prefix): Ditto.
1001 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
1002 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
1003 prototype_p to determine if a function is prototyped.
1005 2007-09-12 Janis Johnson <janis187@us.ibm.com>
1007 * config/dfp-bit.c (dfp_conversion_exception): New function.
1008 (DFP_TO_DFP) Add new variants to use direct conversions in decNumber.
1009 (DFP_TO_INT): Ditto.
1010 (INT_TO_DFP): Ditto.
1011 * config/dfp-bit.h (DEC_FLOAT_FROM_INT, DEC_FLOAT_TO_INT): New.
1013 2007-09-12 Jakub Jelinek <jakub@redhat.com>
1016 * config/ia64/ia64.c (ia64_expand_epilogue): Emit blockage
1017 before sp restoration even when total_size is 0, but
1018 frame_pointer_needed.
1020 2007-09-12 Bob Wilson <bob.wilson@acm.org>
1022 * config/xtensa/xtensa.c (machine_function): Add vararg_a7_copy.
1023 (xtensa_copy_incoming_a7): Use start_sequence instead of
1024 push_to_sequence. Stash insns in vararg_a7_copy for builtin_saveregs.
1025 (xtensa_builtin_saveregs): Place code from vararg_a7_copy at the start
1026 of the saveregs sequence.
1028 2007-09-12 Richard Sandiford <richard@codesourcery.com>
1030 * c-tree.h (grokfield): Add a "tree *" argument.
1031 * c-decl.c (grokdeclarator): Take a pointer to the decl's attributes.
1032 Chain nested decl attributes to it. Don't call decl_attributes here.
1033 (groktypename): Pass grokdeclarator a pointer to the attribute list.
1034 (start_decl, grokparm, push_parm_decl, start_function): Likewise.
1035 (grokfield): Take a pointer to the decl's attributes and pass
1036 it to grokdeclarator.
1037 * c-parser.c (c_parser_struct_declaration): Update the calls to
1038 grokfield. Call decl_attributes for anonymous struct and union
1041 2007-09-12 Jan Hubicka <jh@suse.cz>
1043 * c-objc-common.h (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Kill.
1045 2007-09-12 Ira Rosen <irar@il.ibm.com>
1047 PR tree-optimization/32377
1048 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Distinguish
1049 between positive and negative dependence distance using DDR_REVERSED_P.
1051 2007-09-12 Dorit Nuzman <dorit@il.ibm.com>
1053 PR tree-optimization/33373
1054 * tree-vect-analyze (vect_determine_vectorization_factor): Call
1055 TREE_INT_CST_LOW when comparing TYPE_SIZE_UNIT.
1057 2007-09-12 Jan Hubicka <jh@suse.cz>
1060 * i386.md (floatsisf2_mixed_memory, floatsisf2_sse_memory): Disable for
1063 2007-09-12 Christian Bruel <christian.bruel@st.com>
1065 * sh.h (SH_DBX_REGISTER_NUMBER): Added fpscr, fixed sr/gbr regs.
1066 * linux-unwind.h (SH_DWARF_FRAME_GBR): fixed.
1068 2007-09-12 Ira Rosen <irar@il.ibm.com>
1070 * tree-vect-transform.c (vect_get_slp_defs): Don't build a vector
1071 for oprnd1 if not required.
1072 (vectorizable_operation): Use scalar operand in SLP in case of
1073 shift with scalar argument.
1075 2007-09-12 Ira Rosen <irar@il.ibm.com>
1077 * params.def (PARAM_MIN_VECT_LOOP_BOUND): Change default and minimum
1080 2007-09-11 James E. Wilson <wilson@specifix.com>
1082 * defaults.h (DWARF2_UNWIND_INFO): Don't define if
1083 TARGET_UNWIND_INFO is defined.
1084 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Delete undef
1087 2007-09-12 Kaz Kojima <kkojima@gcc.gnu.org>
1089 * config/sh/sh.c (calc_live_regs): Use
1090 current_function_saves_all_registers instead of
1091 current_function_has_nonlocal_label.
1092 (sh_allocate_initial_value): Likewise.
1093 (sh_get_pr_initial_val): Likewise.
1094 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Likewise.
1095 * config/sh/sh.md (load_ra): Likewise.
1097 2007-09-12 Hans-Peter Nilsson <hp@axis.com>
1099 * config/cris/t-linux (LIMITS_H_TEST): Only define if not inhibit_libc.
1102 * config/cris/cris.c (cris_expand_pic_call_address): Fix typo in
1103 GET_CODE (x) == CONST_INT to CONST_INT_P (x) transformation.
1105 2007-09-12 Sa Liu <saliu@de.ibm.com>
1107 * config/spu/spu.c (spu_emit_branch_or_set): Handle NaN values as
1108 operands to DFmode GE or LE compares.
1110 2007-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
1112 * config/bfin/bfin.h (enum reg_class, REG_CLASS_CONTENTS,
1113 REG_CLASS_NAMES): Add P0REGS.
1114 (REGNO_REG_CLASS): Return it where appropriate.
1115 (REG_CLASS_FROM_CONSTRAINT): Add 'qA'.
1116 (CLASS_LIKELY_SPILLED_P): P0REGS is likely_spilled.
1117 * doc/md.texi (Blackfin family): Document 'q' constraints.
1119 2007-09-11 Steve Kenton <skenton@ou.edu>
1121 * pa/linux-unwind.h: Guard with inhibit_libc.
1122 * pa/hpux-unwind.h: Likewise.
1124 2007-09-11 David Daney <ddaney@avtrex.com>
1126 * doc/invoke.texi: Document new MIPS -mllsc and -mno-llsc options.
1127 * doc/install.texi: Document new --with-llsc and --without-llsc
1129 * config.gcc: Handle --with-llsc and --without-llsc configure options.
1130 * config/mips/mips.md (sync, memory_barrier): Wrap sync instrunction
1131 in %| and %- operand codes. Depend on GENERATE_SYNC instead of
1133 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
1134 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
1135 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
1136 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
1137 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Depend on
1138 GENERATE_LL_SC instead of ISA_HAS_LL_SC.
1139 * config/mips/mips.opt (mllsc): New option.
1140 * config/mips/mips.c (mips_llsc): Define variable.
1141 (mips_handle_option): Handle mllsc option.
1142 (override_options): Set mips_print_operand_punct for '|' and '-'.
1143 (print_operand): Add new %| and %- operand codes.
1144 * config/mips/mips.h (mips_llsc_setting): New enum type.
1145 (mips_llsc): Declare.
1146 (OPTION_DEFAULT_SPECS): Add llsc handling.
1147 (GENERATE_SYNC): New macro.
1148 (GENERATE_LL_SC): New macro.
1149 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
1150 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
1151 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Wrap instructions
1152 in %| and %- operand codes.
1154 2007-09-11 Eric Botcazou <ebotcazou@adacore.com>
1156 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Deal with
1157 TYPE_NONALIASED_COMPONENT like with DECL_NONADDRESSABLE_P.
1159 2007-09-11 Jason Merrill <jason@redhat.com>
1162 * stor-layout.c (layout_decl): Do pack variable size fields.
1164 2007-09-11 Maxim Kuvyrkov <maxim@codesourcery.com>
1166 * config/m68k/predicates.md (movsi_const0_operand,
1167 non_symbolic_call_operand): New predicates.
1169 * config/m68k/constraints.md: (Cs, Ci, C0, Cj, CQ, CW, CZ, CS, Ap, Ac):
1171 * doc/md.texi (Constraints for Particular Machines: Motorola 680x0):
1172 Document constraints N, O, P, R, S, T, Q, U, W, Cs, Ci, C0, Cj, CQ,
1173 CW, CZ, CS, Ap and Ac.
1175 * config/m68k/m68k.md (UNSPEC_IB): New constant.
1176 (constraints.md): New include.
1177 (cpu, type, type1, opx, opy, opx_type, opy_type, size, opx_access,
1178 opx_mem, opy_mem, op_mem, guess, split): New attributes.
1179 (movdf_internal): Name pattern. Fix to use alternatives. Add split.
1181 (pushdi): Add split.
1182 (tstsi_internal): Name pattern. Fix to use alternatives. Specify
1183 attributes. Split tstsi_internal_68020_cf from it.
1184 (tstsi_internal_68020_cf): New pattern.
1185 (tsthi_internal, tstqi_internal): Name pattern. Specify attributes.
1186 (tst<mode>_cf): Specify attributea.
1187 (cmpsi_cf): Name pattern. Specify attributes.
1188 (cmp<mode>_68881, cmp<mode>_cf): Specify type attribute.
1189 (pushexthisi_const): Fix to use alternatives. Specify
1191 (movsi_const0): Split movsi_const0_68000_10 and movsi_const0_68040_60
1192 from it. Fix to use alternatives. Specify attributes.
1193 (movsi_const0_68040_10, movsi_const0_68040_60): New patterns.
1194 (movsi_cf, movstrictqi_cf): Fix to use alternatives. Specify
1196 (movsf_cf_soft): Specify attributes.
1197 (movdf_cf_soft): Add split.
1198 (pushasi, zero_extendhisi2_cf, zero_extendqisi2_cfv4,
1199 cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2,
1200 68k_extendqisi2, truncdfsf2_cf): Specify attributes.
1201 (truncdfsf2_68881): Name pattern. Specify attributes.
1202 (floatsi<mode>2_cf, floathi<mode>2_68881, floathi<mode>2_cf,
1203 floatqi<mode>2_68881, floatqi<mode>2_cf, ftrunc<mode>2_cf,
1204 fix<mode>qi2_cf, fix<mode>hi2_cf, fix<mode>si2_cf, adddi_dishl32):
1206 (addsi3_5200): Fix to use alternatives. Specify attributes.
1208 (add<mode>3_cf, subdi_dishl32): Specify attributes.
1209 (subsi3): Add alternative for subq.l. Specify attributes.
1210 (sub<mode>3_cf, mulhi3, mulhisi3): Specify attributes.
1211 (mulhisisi3_s, mulsi3_68020, mulsi3_cf): Name pattern. Specify
1213 (umulhisi3): Specify attributes.
1214 (mulhisisi3_z): Name pattern. Specify attributes.
1215 (fmul<mode>3_cf, div<mode>3_cf, negsi2_internal, negsi2_5200,
1216 sqrt<mode>2_68881, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32,
1217 subregsi1ashrdi_const32, ashrsi3, subreg1lshrdi_const32, lshrsi3,
1218 bsetmemqi): Specify attributes.
1219 (bsetmemqi_ext): Name pattern. Specify attributes.
1220 (bclrmemqi): Specify attributes.
1221 (bclrmemqi_ext, scc, sls): Name pattern. Specify attributes.
1222 (beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble, bleu): Specify
1224 (beq2, bne2, bgt2, bgtu2, blt2, bltu2, bge2, bgeu2, ble2, bleu2): Name
1225 pattern. Specify attributes.
1226 (jump): Specify attributes.
1227 (tablejump_internal): Name pattern. Specify attributes.
1228 (call_value): Split into non_symbolic_call_value,
1229 symbolic_call_value_jsr, symbolic_call_value_bsr. Fix to use
1230 alternatives. Specify attributes.
1231 (non_symbolic_call_value, symbolic_call_value_jsr,
1232 symbolic_call_value_bsr): New patterns.
1233 (nop, return, unlink, indirect_jump): Specify attributes.
1234 (trap): Fix condition. Specify attributes.
1237 * config/m68k/m68k.c (m68k_symbolic_call_var): New variable.
1238 (override_options): Initialize it. Initialize m68k_sched_cpu.
1239 (CONST_METHOD): Rename to M68K_CONST_METHOD, move to m68k.h.
1240 (const_method): Make global, rename to m68k_const_method.
1241 (const_int_cost, output_move_const_into_data_reg): Update.
1242 (output_move_double): Parametrize to emit rtl code, rename to
1244 (output_reg_adjust, emit_reg_adjust, output_compadr, output_movsi,
1245 emit_movsi): New static functions.
1246 (output_move_double): New function with semantics of old
1248 (m68k_emit_move_double): New function.
1249 (m68k_sched_cpu): New variable.
1250 (attr_op_type): New enum.
1251 (sched_guess_p): New variable.
1252 (sched_address_type, sched_operand_type, sched_attr_op_type):
1253 New static functions.
1254 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
1255 m68k_sched_attr_size, m68k_sched_attr_op_mem): New functions.
1256 (sched_branch_type): New static variable.
1257 (m68k_sched_branch_type): New function.
1258 * config/m68k/m68k.h (M68K_SYMBOLIC_CALL): New enum.
1259 (m68k_symbolic_call_var): Declare.
1260 (M68K_CONST_METHOD): Rename from CONST_METHOD. Move here from m68k.c.
1261 (m68k_const_method, m68k_emit_move_double, m68k_sched_cpu,
1262 m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
1263 m68k_sched_attr_size, m68k_sched_attr_op_mem, m68k_sched_branch_type):
1266 2007-09-11 Jakub Jelinek <jakub@redhat.com>
1268 * builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
1269 * builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
1270 error if __builtin_va_arg_pack_len () wasn't optimized out during
1272 * tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
1273 with the number of inline's anonymous arguments.
1274 * doc/extend.texi: Document __builtin_va_arg_pack_len ().
1276 2007-09-11 Zdenek Dvorak <ook@ucw.cz>
1278 * fold-const.c (extract_muldiv_1): Do not simplify
1281 2007-09-11 Jan Hubicka <jh@suse.cz>
1283 * i386.h (ix86_tune_indices): Add X86_TUNE_INTER_UNIT_CONVERSIONS.
1284 (TARGET_INTER_UNIT_CONVERSIONS): New.
1285 * i386.md (floatsi expanders): Remove redundant check for SImode
1286 source; offload to memory when asked for.
1287 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse
1288 floatdisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
1290 (floatsisf2_mixed_memory, floatsisf2_sse_memory,
1291 floatsidf2_mixed_memory, floatsidf2_sse_memory
1292 floatdisf2_mixed_memory, floatsisf2_sse_memory,
1293 floatsidf2_mixed_memory, floatsidf2_sse_memory): New.
1295 2007-09-11 Jan Hubicka <jh@suse.cz>
1297 * toplev.c (process_options): all frontends now do unit-at-a-time.
1298 * cgraphunit.c: update comments.
1299 (cgraph_expand_function): call passmanager dirrectly; emit thunks.
1300 * c-decl.c (finish_function): use cgraph_add_new_function.
1301 * function.c (expand_function_end): We are always unit-at-a-time.
1303 2007-09-11 Richard Sandiford <richard@codesourcery.com>
1305 * config/mips/mips.c (mips_set_mips16_mode): Use separate anchor
1306 settings for MIPS16.
1307 (mips_use_anchors_for_symbol_p): Use default_use_anchors_for_symbol_p.
1309 2007-09-11 Richard Sandiford <richard@codesourcery.com>
1311 * config/mips/mips.c (mips_symbol_insns_1): Allow LEAs of
1312 SYMBOL_FORCE_TO_MEM constants.
1313 (mips_rtx_costs): Give a cost of 1 to force_to_mem_operands.
1314 (mips16_rewrite_pool_refs_info): New structure.
1315 (mips16_rewrite_pool_constant): New function, split out from...
1316 (mips16_rewrite_pool_refs): ...here. Take a pointer to a
1317 mips16_rewrite_pool_refs_info structure rather than a pointer
1318 to a constant pool. Force force_to_mem_operands into memory.
1319 (mips16_lay_out_constants): Update call to mips16_rewrite_pool_refs.
1320 * config/mips/predicates.md (force_to_mem_operand): New predicate.
1321 * config/mips/constraints.md (kf): New constraint.
1322 * config/mips/mips.md (*movdi_64bit_mips16): Add a d <- kf alternative.
1323 (*movsi_mips16): Likewise.
1325 2007-09-11 Richard Sandiford <richard@codesourcery.com>
1326 Nigel Stephens <nigel@mips.com>
1327 David Ung <davidu@mips.com>
1329 * config/mips/mips.h (CONSTANT_POOL_COST): Move to...
1330 * config/mips/mips.c: ...here and set to 4 for TARGET_MIPS16.
1331 (mips16_constant_cost, mips_immediate_operand_p, mips_binary_cost)
1332 (mips_fp_mult_cost, mips_fp_div_cost, mips_sign_extend_cost)
1333 (mips_zero_extend_cost): New functions.
1334 (mips_rtx_costs): Treat COMPARE constants as having zero cost.
1335 Use the new functions. Tweak many cost estimates, both here
1336 and in the new subroutines. Return false when the cost of the
1337 operands has not been calculated. Check for *clear_upper32.
1338 Check for floating-point multiply-add, reciprocal and rsqrt
1339 patterns. Handle comparison and rotation codes.
1341 2007-09-11 Danny Smith <dannysmith@users.sourceforge.net>
1343 * config/i386/cygming.h (TARGET_STRIP_NAME_ENCODING): Don't
1345 * config/i386/i386.c (get_dllimport_decl): Don't strip
1348 2007-09-10 Janis Johnson <janis187@us.ibm.com>
1351 * config/dfp-bit.c: Don't skip TFmode conversions; move strto*
1352 declarations to top.
1353 (DFP_TO_BFP): Use for either XFmode or TFmode.
1354 (BFP_TO_DFP): Use for either XFmode or TFmode; always use cast
1356 * config/dfp-bit.h: Include float.h.
1357 (LONG_DOUBLE_HAS_XF_MODE, LONG_DOUBLE_HAS_TF_MODE): Define if long
1358 double is one of these modes, rather than using LIBGCC_HAS_*F_MODE
1359 which doesn't mean the same thing.
1360 (BFP_KIND): Use 4 to mean TFmode.
1361 (BFP_FMT): Specify the number of decimal digits based on the
1362 number of mantissa digits.
1363 (BFP_VIA_TYPE): Binary float type to use as cast for sprintf.
1364 (BFP_TO_DFP, DFP_TO_BFP): Define names for TFmode variants.
1365 (STR_TO_BFP): Use strtold for XFmode or TFmode.
1366 (TFtype): Define if TFmode is supported.
1367 * doc/libgcc.texi (Decimal float library routines): Document
1368 TF conversion functions.
1370 2007-09-10 Chao-ying Fu <fu@mips.com>
1372 * config/mips/mips.c (mips_scalar_mode_supported_p): Declare.
1373 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
1374 (mips_emit_compare): Process fixed-point modes.
1375 (mips_pad_arg_upward): Support fixed-point types.
1376 (override_options): Allow fixed-point modes in accumulators.
1377 (mips_pass_by_reference): Pass DQ, UDQ, DA, and UDA modes in registers.
1378 (mips_vector_mode_supported_p): Support V2HQmode, V2UHQmode, V2HAmode,
1379 V2UHAmode, V4QQmode, and V4UQQmode when TARGET_DSP.
1380 (mips_scalar_mode_supported_p): New function to accept fixed-point
1381 modes if the width is not greater than two BITS_PER_WORD.
1382 * config/mips/mips.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
1383 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
1384 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
1385 LONG_LONG_ACCUM_TYPE_SIZE): Define.
1386 * config/mips/mips.md ("d"): Update mode attribute for fixed-point
1388 ("IMODE"): New mode attribute.
1389 (mips-fixed.md): Include.
1390 * config/mips/mips-modes.def: Create VECTOR_MODES for FRACT, UFRACT,
1392 * config/mips/mips-fixed.md: New file.
1394 2007-09-11 Ben Elliston <bje@au.ibm.com>
1396 * config/spu/spu.md: Formatting fixes.
1398 2007-09-10 Janis Johnson <janis187@us.ibm.com>
1400 * config/dfp-bit.c (dfp_unary_func): Delete.
1401 (dfp_unary_op): Delete.
1402 (dfp_binary_op): Use decFloat functions instead of decNumber
1403 functions for binary operations.
1404 (d32_binary_op): Convert 32-bit operands to 64 bits for evaluation.
1405 (dnn_binary_op): Call dfp_binary_op with decFloat rather than
1407 (dfp_compare_op): Use decFloat functions insteadof decNumber
1408 functions for comparisons.
1409 (d32_compare_op): Convert 32-bit operands to 64 bits for evaluation.
1410 (dnn_binary_op): Call dfp_compare_op with decFloat rather than
1412 (DFP_ADD, DFP_SUB, DFP_MULTIPLE, DFP_DIVIDE): Use macros for
1413 call to dxx_binary_op and decFloat function.
1414 (DFP_EQ, DFP_NE, DFP_LT, DFP_GT, DFP_LE, DFP_GE): Use macros for
1415 calls to dxx_binary_op and decFloat function.
1416 * config/dfp-bit.h: Include decFloat header files.
1417 (decFloat, DFP_BINARY_OP, DFP_COMPARE_OP, DEC_FLOAT_ADD,
1418 DEC_FLOAT_SUBTRACT, DEC_FLOAT_MULTIPLY, DEC_FLOAT_DIVIDE,
1419 DEC_FLOAT_COMPARE, DEC_FLOAT_IS_ZERO, DEC_FLOAT_IS_NAN,
1420 DEC_FLOAT_IS_SIGNED: Define for each of 3 operand widths.
1422 2007-09-10 Harsha Jagasia <harsha.jagasia@amd.com>
1423 Jan Sjodin <jan.sjodin@amd.com>
1425 * tree-vect-analyze.c (vect_analyze_operations): Change
1426 comparison of loop iterations with threshold to less than
1427 or equal to instead of less than. Reduce
1428 min_scalar_loop_bound by one.
1429 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
1430 Change prologue and epilogue iterations estimate to vf/2,
1431 when unknown at compile-time. Change versioning guard
1432 cost to taken_branch_cost. If peeling for alignment is
1433 unknown at compile-time, change peel guard costs to one
1434 taken branch and one not-taken branch per peeled loop.
1435 If peeling for alignment is known but number of scalar loop
1436 iterations is unknown at compile-time, change peel guard
1437 costs to one taken branch per peeled loop. Change the cost
1438 model equation to consider vector iterations as the loop
1439 iterations less the prologue and epilogue iterations.
1440 Change outside vector cost check to less than or equal to
1441 zero instead of equal to zero.
1442 (vect_do_peeling_for_loop_bound): Reduce
1443 min_scalar_loop_bound by one.
1444 * tree-vectorizer.h: Add TARG_COND_TAKEN_BRANCH_COST and
1445 TARG_COND_NOT_TAKEN_BRANCH_COST.
1446 * config/i386/i386.h (processor_costs): Add
1447 scalar_stmt_cost, scalar_load_cost, scalar_store_cost,
1448 vec_stmt_cost, vec_to_scalar_cost, scalar_to_vec_cost,
1449 vec_align_load_cost, vect_unalign_load_cost,
1450 vec_store_cost, cond_taken_branch_cost,
1451 cond_not_taken_branch_cost.
1452 Define macros for x86 costs.
1453 * config/i386/i386.c:
1454 (size_cost): Set scalar_stmt_cost, scalar_load_cost,
1455 scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
1456 scalar_to_vec_cost, vec_align_load_cost,
1457 vect_unalign_load_cost, vec_store_cost,
1458 cond_taken_branch_cost, cond_not_taken_branch_cost to one.
1459 (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
1460 geode_cost, k6_cost, athlon_cost, pentium4_cost, nocona_cost,
1461 core2_cost, generic64_cost, generic32_cost): Set to default
1463 (k8_cost, amdfam10_cost): Costs for vectorization tuned.
1464 (x86_builtin_vectorization_cost): New.
1466 2007-09-10 Janis Johnson <janis187@us.ibm.com>
1467 Ben Elliston <bje@au.ibm.com>
1469 * dfp.c: Include decimal128Local.h;
1470 (dfp_byte_swap): Remove.
1471 (encode_decimal32, decode_decimal32): Don't handle endianness.
1472 (encode_decimal64, decode_decimal64): Ditto.
1473 (encode_decimal128, decode_decimal128): Ditto.
1474 * config/dfp-bit.c (host_to_ieee32, ieee_to_host_32): Ditto.
1476 (host_to_ieee_64, ieee_to_host_64): Don't handle endianness.
1478 (host_to_ieee_128, ieee_to_host_128): Don't handle endianness.
1479 * Makefile.in (DECNUM_H): Add decimal128Local.h.
1481 2007-09-10 David Daney <ddaney@avtrex.com>
1483 * config/mips/mips.md (UNSPEC_MEMORY_BARRIER): New entry in
1485 (memory_barrier): Rewrote as an insn that clobbers memory.
1487 2007-09-10 Richard Sandiford <richard@codesourcery.com>
1489 * config/mips/mips.c (mips_global_pointer): Check
1490 call_really_used_regs instead of call_used_regs.
1491 (mips_save_reg_p): Likewise. Save all call-saved registers
1492 if current_function_saves_all_registers. Fix indentation.
1493 No longer treat $18 as a special case.
1494 (compute_frame_size): Guard FPR loop with TARGET_HARD_FLOAT.
1496 2007-09-10 Richard Sandiford <richard@codesourcery.com>
1498 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
1499 * config/mips/mips.c (mips_cpu_info_table): Mention it in the
1500 the introductory comment.
1501 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
1502 (override_options): Don't test for it.
1503 * config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
1504 (DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
1505 * config/mips/vr.h: As for config/mips/sde.h.
1507 2007-09-10 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
1508 Revital Eres <eres@il.ibm.com>
1510 * target.h (struct gcc_target.sched): New field: sms_res_mii.
1511 (struct ddg): Define.
1512 * target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
1513 (TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
1514 * config/spu/spu.c: Include ddg.h.
1515 (TARGET_SCHED_SMS_RES_MII): Define.
1516 (spu_sms_res_mii): New function to calculate mii.
1517 * modulo-sched (res_MII): Use it.
1518 * doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
1520 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
1522 * config/s390/s390.c (s390_dump_pool): Create copy of constant
1523 pool entries since they might hold values that must not be shared.
1525 2007-09-10 Uros Bizjak <ubizjak@gmail.com>
1528 * gcc/config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
1529 Use 'N' operand constraint for op2.
1530 (lshr<mode>3): Ditto.
1531 (ashl<mode>3): Ditto.
1532 (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
1533 (vec_shr_<mode>): Ditto.
1534 * gcc/config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
1535 IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
1537 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
1539 * config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
1540 Change mode macro in the last real_2expN parameter to uppercase.
1542 2007-09-10 Michael Matz <matz@suse.de>
1544 * tree-pass.h (pass_cselim): Declare new pass.
1545 * passes.c (init_optimization_passes): Link in pass_cselim.
1546 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
1547 tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
1548 cond_store_replacement.
1549 (condstoretemp): New static variable.
1550 (cond_store_replacement): New function.
1551 (tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
1552 tree_ssa_phiopt_worker.
1553 (struct name_to_bb): New.
1554 (get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
1555 nt_init_block, nt_fini_block): New static functions.
1556 (seen_ssa_names, nontrap_set): New static variables.
1557 (gate_cselim, pass_cselim): Define new pass.
1558 * common.opt (ftree-cselim): New flag.
1559 * toplev.c (process_options): Set flag_tree_cselim if required.
1561 2007-09-10 Hans-Peter Nilsson <hp@axis.com>
1563 * simplify-rtx.c (simplify_relational_operation_1): For recent
1564 canonicalization, don't recurse if op1 equals both PLUS arguments.
1566 2007-09-09 David Daney <ddaney@avtrex.com>
1568 * optabs.c (expand_sync_operation): Use plus insn if minus
1570 (expand_sync_fetch_operation): Ditto.
1572 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
1574 * i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
1576 (*floatsisf2_sse_vector): Likewise.
1578 2007-09-09 Krister Walfridsson <cato@df.lth.se>
1580 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
1582 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
1584 * config/i386/i386.h (ix86_tune_indices): Rename
1585 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
1586 (TARGET_USE_VECTOR_CONVERTS): Updated.
1587 * config/i386/i386.c: Likewise.
1589 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
1590 Nigel Stephens <nigel@mips.com>
1592 * doc/invoke.texi (Overall Options): Add .sx file extension
1593 as a synonym for .S.
1594 * cppspec.c (known_suffixes): Likewise.
1595 * gcc.c (default_compilers): Likewise.
1597 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
1600 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
1601 * simplify-rtx.c (simplify_relational_operation_1): Add the
1602 canonicalization from i386.h.
1603 * doc/md.texi (Canonicalization of Instructions): Document it.
1605 2007-09-09 Jan Hubicka <jh@suse.cz>
1606 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1608 * i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
1609 (TARGET_USE_VECTOR_CONVERTS): New.
1610 * i386.md: New post-reload splitters for converting SF to DF and DF to
1612 (floatsi* expander): Special case vector conversions.
1613 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
1614 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
1615 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
1616 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
1617 Disable when doing vector converts.
1618 (floatsi<mode>2_i387): Disable when
1619 * sse.md (vec_dupv2df): Export.
1620 * i386.c (ix86_tune_features): Enable SSE conversions.
1622 2007-09-09 Richard Guenther <rguenther@suse.de>
1624 * tree-ssa-operands.c (add_virtual_operand): Only mark
1625 stores as has_volatile_ops if alias information is not available.
1627 2007-09-09 Revital Eres <eres@il.ibm.com>
1629 * doc/contrib.texi: Add myself.
1631 2007-09-09 Ira Rosen <irar@il.ibm.com>
1633 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
1634 stmt_vinfo_set_outside_of_loop_cost): New functions.
1635 * tree-vect-transform.c (vect_get_cost_fields): Remove.
1636 (vect_model_simple_cost): Call
1637 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
1638 field instead of calling vect_get_cost_fields.
1639 (vect_model_store_cost, vect_model_load_cost): Likewise.
1641 2007-09-09 Revital Eres <eres@il.ibm.com>
1643 * config/rs6000/rs6000.c (paired_init_builtins): Add const
1644 declaration to bdesc_paired_preds variable.
1645 (paired_expand_builtin): Likewise.
1647 2007-09-09 Revital Eres <eres@il.ibm.com>
1649 * dbgcnt.def (sms_sched_loop): New counter.
1650 * modulo-sched.c: Use sms_sched_loop instead of
1651 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
1652 perform swing modulo scheduling on. Include dbgcnt.h.
1653 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
1654 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
1656 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
1658 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
1659 Substitute all uses with ...
1660 (MODEF): New mode iterator.
1662 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
1663 from pre-regalloc define_insn_and_split splitter pattern.
1664 (*fix_trunc<mode>_i387_1): Ditto.
1665 (*fistdi2_1): Ditto.
1666 (*fist<mode>2_1): Ditto.
1667 (frndintxf2_floor): Ditto.
1668 (*fist<mode>2_floor_1): Ditto.
1669 (frndintxf2_ceil): Ditto.
1670 (*fist<mode>2_ceil_1): Ditto.
1671 (frndintxf2_trunc): Ditto.
1672 (frndintxf2_mask_pm): Ditto.
1674 (prologue): Use (const_int 0) as never generated filler insn.
1676 (sibcall_epilogue): Ditto.
1677 (eh_return_si): Ditto.
1678 (eh_return_di): Ditto.
1680 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
1681 using MODEF mode iterator.
1682 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
1683 using MODEF mode iterator.
1684 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
1685 using MODEF mode iterator.
1686 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
1687 Macroize expander using MODEF mode iterator.
1689 (zero_extendsidi2): Remove operand constraints from expander.
1690 (smuldi3_highpart): Ditto.
1691 (indirect_jump): Ditto.
1694 * config/i386/sse.md (storentv4sf): Ditto.
1695 (storentv2df): Ditto.
1696 (storentv2di): Ditto.
1698 (sse2_cvtpd2ps): Ditto.
1699 (vec_interleave_highv16qi): Ditto.
1700 (vec_interleave_lowv16qi): Ditto.
1701 (vec_interleave_highv8hi): Ditto.
1702 (vec_interleave_lowv8hi): Ditto.
1703 (vec_interleave_highv4si): Ditto.
1704 (vec_interleave_lowv4si): Ditto.
1705 (vec_interleave_highv2di): Ditto.
1706 (vec_interleave_lowv2di): Ditto.
1707 (sse2_maskmovdqu): Ditto.
1708 * config/i386/mmx.md (mmx_maskmovq): Ditto.
1710 2007-09-09 Ira Rosen <irar@il.ibm.com>
1712 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
1713 (struct _slp_tree, struct _slp_instance): Define new data structures
1714 along macros for their access.
1715 (struct _loop_vec_info): Define new fields: strided_stores,
1716 slp_instances, and slp_unrolling_factor along macros for their access.
1717 (enum slp_vect_type): New.
1718 (struct _stmt_vec_info): Define new field, slp_type, and macros for its
1720 (STMT_VINFO_STRIDED_ACCESS): New macro.
1721 (vect_free_slp_tree): Declare.
1722 (vectorizable_load): Add an argument of type slp_tree.
1723 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
1724 vectorizable_assignment): Likewise.
1725 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
1726 Declare (make extern).
1727 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
1728 (new_loop_vec_info): Likewise.
1729 (destroy_loop_vec_info): Free memory allocated for SLP structures.
1730 * tree-vect-analyze.c: Include recog.h.
1731 (vect_update_slp_costs_according_to_vf): New.
1732 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
1733 functions. For not pure SLP stmts with strided access check that the
1734 group size is power of 2. Update the vectorization factor according to
1735 SLP. Call vect_update_slp_costs_according_to_vf.
1736 (vect_analyze_group_access): New.
1737 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
1738 (vect_free_slp_tree): New functions.
1739 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
1740 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
1741 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
1742 vect_detect_hybrid_slp): Likewise.
1743 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
1744 and vect_detect_hybrid_slp.
1745 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
1746 SLP costs into account.
1747 (vect_get_cost_fields): New function.
1748 (vect_model_simple_cost): Make extern, add SLP parameter and handle
1750 (vect_model_store_cost, vect_model_load_cost): Likewise.
1751 (vect_get_constant_vectors): New function.
1752 (vect_get_slp_vect_defs, vect_get_slp_defs,
1753 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
1754 vect_get_vec_defs): Likewise.
1755 (vectorizable_reduction): Don't handle SLP for now.
1756 (vectorizable_call): Don't handle SLP for now. Add argument to
1757 vect_model_simple_cost.
1758 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
1759 get SLPed and vectorized defs). Fix indentation and spacing.
1760 (vectorizable_assignment): Handle SLP.
1761 (vectorizable_induction): Don't handle SLP for now.
1762 (vectorizable_operation): Likewise.
1763 (vectorizable_type_demotion): Add argument to
1764 vect_model_simple_cost.
1765 (vectorizable_type_promotion): Likewise.
1766 (vectorizable_store, vectorizable_load): Handle SLP.
1767 (vectorizable_condition): Don't handle SLP for now.
1768 (vect_transform_stmt): Add a new argument for SLP. Check that there is
1769 no SLP transformation required for unsupported cases. Add SLP
1770 argument for supported cases.
1771 (vect_remove_stores): New function.
1772 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
1773 (vect_transform_loop): Schedule SLP instances.
1774 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
1776 2007-09-09 Andrew Haley <aph@redhat.com>
1778 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the
1781 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
1783 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
1784 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
1785 Similar for what label_refs can go in the JUMP_TARGET field. Split
1786 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
1787 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
1788 REG_LABEL when replacing an operand with a LABEL_REF for a
1790 (subst_reloads): When replacing a LABEL_REG with a register,
1791 instead of generating a REG_LABEL note, assert that there already
1792 is one or that the label is a known target for the insn.
1793 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
1794 note, check the JUMP_LABEL field. Remove "else" after return.
1795 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
1796 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
1797 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
1798 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
1799 insns. Iterate over all notes; don't assume there's only one.
1800 * cse.c (recorded_label_ref): Adjust comment to refer to
1802 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
1803 insns, not just NONJUMP_INSN_P.
1804 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
1805 isn't a jump target.
1806 * jump.c (rebuild_jump_labels): Adjust head comment.
1807 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
1808 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
1809 (mark_all_labels): For JUMP_P insns without a target, check if the
1810 the target is noted on the previous nonjump insn.
1811 (mark_jump_label_1): New function, guts from mark_jump_label.
1812 <case IF_THEN_ELSE>: Handle first operand as a non-target when
1813 marking jump target labels.
1814 <case LABEL_REF>: Adjust for whether to generate a
1815 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
1816 For 'E' format rtl, iterate in descending element order.
1817 (delete_related_insns): Handle both REG_LABEL_TARGET and
1818 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
1819 reference count, delete and fallthrough. Move finding-next-
1820 non-deleted insn last in the function. Look at all INSN_P insns
1821 for REG_LABEL_OPERAND notes.
1822 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
1824 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
1825 JUMP_LABEL, output the INSN_UID of it.
1826 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
1827 and/or REG_LABEL_TARGET.
1828 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
1829 with jump.c copy by only adding notes for labels actually
1830 referenced in the insn.
1831 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
1832 usage count increment; handle all INSN_P trial insns.
1833 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
1835 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
1836 REG_LABEL_TARGET and REG_LABEL_OPERAND.
1837 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
1839 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
1840 JUMP_P insns and REG_LABEL_OPERAND everywhere.
1841 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
1842 on all INSN_P insns.
1843 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
1844 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
1845 REG_LABEL_OPERAND notes.
1846 * reload1.c (calculate_needs_all_insns): Adjust comments.
1847 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
1848 * config/alpha/alpha.md (split for load of an address into a
1849 four-insn sequence on Unicos/Mk): Adjust to use
1851 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
1853 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1856 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1857 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
1858 FOR_BB_INSNS_SAFE instead of for loop.
1859 * cse.c (cse_extended_basic_block): Likewise.
1860 * postreload.c (reload_cse_regs_1): New variable next. Make sure
1861 that the for loop does not invoke NEXT_INSN on a deleted insn.
1862 * function.c (instantiate_virtual_regs): Likewise.
1863 * lower-subreg.c (remove_retval_note): Likewise.
1864 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
1866 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
1868 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
1869 insn, if it's a jump.
1870 (try_redirect_by_replacing_jump): New variable jump_p. Call
1871 tablejump_p before delete_insn_chain.
1872 * reload1.c (reload): New variable next. Make sure that the for
1873 loop does not invoke NEXT_INSN on a deleted insn.
1874 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
1875 (delete_output_reload): New variable prev. Make sure the the for
1876 loops do not invoke PREV_INSN on a deleted insn.
1878 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1880 * pa/constraints.md: Remove 'X' from unused letters comment.
1882 2007-09-08 Richard Guenther <rguenther@suse.de>
1884 * tree-tailcall.c (find_tail_calls): If we don't have aliases
1885 computed check stmt_ann->references_memory instead of counting
1888 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
1890 * cse.c (fold_rtx): Use validate_unshare_change() instead of
1891 validate_change() in one more case.
1893 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
1895 PR tree-optimization/32283
1896 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
1897 estimated_loop_iterations.
1898 (determine_use_iv_cost_condition): Decrease cost of expressions
1899 used in iv elimination.
1901 2007-09-08 Richard Guenther <rguenther@suse.de>
1903 * tree-cfg.c (verify_gimple_expr): Avoid building new
1904 pointer types, use TYPE_POINTER_TO if available instead.
1906 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
1909 PR rtl-optimization/26449
1910 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
1911 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
1913 (mulv16qi3): Implement as define_insn_and_split pattern instead of
1914 define_expand. Split insn in split1 pass.
1917 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
1919 PR tree-optimization/33301
1920 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
1923 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
1925 PR tree-optimization/32183
1926 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
1928 * tree-ssa-reassoc.c: Include cfgloop.h.
1929 (is_reassociable_op): Add a loop argument and return true only
1931 (linearize_expr): Updated.
1932 (should_break_up_subtract): Likewise.
1933 (linearize_expr_tree): Likewise.
1934 (init_reassoc): Call loop_optimizer_init with
1935 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
1936 with CDI_DOMINATORS.
1937 (fini_reassoc): Call loop_optimizer_finalize.
1939 2007-09-07 Sterling Augustine <sterling@tensilica.com>
1941 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
1942 if there is no i-cache.
1944 2007-09-07 Richard Guenther <rguenther@suse.de>
1947 2007-09-06 Richard Guenther <rguenther@suse.de>
1949 PR tree-optimization/32586
1950 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
1951 folding if nothing changed.
1952 (simplify_unary_expression): New function. Do tree combining
1953 on conversion like codes.
1954 (try_to_simplify): Call it.
1956 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1959 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
1960 (__gthread_active,__gthread_start, __gthread_active_init): New.
1961 * gthr-posix95.h: Likewise.
1963 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
1965 * function.h (struct function): Rename calls_unwind_init
1966 to saves_all_registers.
1967 (current_function_saves_all_registers): Renamed from
1968 current_function_calls_unwind_init.
1969 * reload1.c (reload): Set current_function_saves_all_registers.
1970 * except.c (expand_builtin_unwind_init): Likewise.
1971 * config/m68k/m68k.c (m68k_save_reg): Use
1972 current_function_saves_all_registers to save pic register.
1974 2007-09-07 Janis Johnson <janis187@us.ibm.com>
1976 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
1977 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
1979 Reapply reverted changes:
1981 2007-09-06 Jan Hubicka <jh@suse.cz>
1983 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call of
1986 2007-09-06 Richard Sandiford <richard@codesourcery.com>
1988 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
1989 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
1991 2007-09-05 Janis Johnson <janis187@us.ibm.com>
1993 * optabs.c (expand_float): Convert unsigned integer as signed only
1994 if it provides sufficient accuracy; add mode argument to real_2expN.
1995 (expand_fix): Fix comment typos; extend binary float into mode
1996 wider than destination for converion to unsigned integer; add mode
1997 argument to real_2expN.
1998 * real.c (real_2expN): Add mode argument to special-case decimal
2000 * real.h (real_2expN): Ditto.
2001 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
2003 (fixed_from_string): Ditto.
2004 (fixed_to_decimal): Ditto.
2005 (fixed_convert_from_real): Ditto.
2006 (real_convert_from_fixed): Ditto.
2007 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
2008 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
2009 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
2010 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
2012 2007-09-07 Diego Novillo <dnovillo@google.com>
2014 * tree-flow.h (const_block_stmt_iterator): Remove.
2015 Update all users to use block_stmt_iterator.
2016 * tree-iterator.h (const_tree_stmt_iterator): Remove.
2017 Update all users to use tree_stmt_iterator.
2019 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
2021 * config/mips/mips.c (mips_set_current_function): Temporarily
2022 make this a no-op to fix bootstrap errors, pending rewrite.
2024 2007-09-07 Jan Hubicka <jh@suse.cz>
2026 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
2029 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
2031 PR tree-optimization/33299
2032 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
2033 uses for all relevant loop-exit phis, not just the first.
2035 2007-09-07 Richard Guenther <rguenther@suse.de>
2038 * tree-ssa-operands.c (access_can_touch_variable): An access
2039 of the form (*p)[0] can touch a variable of same size.
2041 2007-09-07 Jan Hubicka <jh@suse.cz>
2043 * passes.c (init_optimization_passes): Add simple dce and addressable
2045 * tree-ssa.c (execute_update_addresses_taken): New function.
2046 (pass_update_address_taken): New.
2047 * tree-ssa-dse.c (execute_simple_dse): New function.
2048 (pass_simple_dse): New.
2049 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
2051 2007-09-07 Tobias Burnus <burnus@net-b.de>
2054 * doc/invoke.texi: Fix -Wstrict-overflow= table.
2056 2007-09-07 Richard Guenther <rguenther@suse.de>
2059 2007-09-06 Richard Guenther <rguenther@suse.de>
2061 PR tree-optimization/32586
2062 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
2063 folding if nothing changed.
2064 (simplify_unary_expression): New function. Do tree combining
2065 on conversion like codes.
2066 (try_to_simplify): Call it.
2068 2007-09-07 Richard Guenther <rguenther@suse.de>
2069 Uros Bizjak <ubizjak@gmail.com>
2071 PR tree-optimization/32821
2072 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
2073 NULL in the call to set_bb_stmt_list.
2075 2007-09-07 Richard Sandiford <richard@codesourcery.com>
2077 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
2078 float calls here, rather than leaving some to the caller.
2079 Use call_internal_direct and call_value_internal_direct.
2080 * config/mips/mips.md (call_internal_direct): New pattern.
2081 (call_value_internal_direct): Likewise.
2083 2007-09-07 Richard Sandiford <richard@codesourcery.com>
2085 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
2086 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
2088 (override_options): Set mips_base_move_loop_invariants.
2090 2007-09-07 Richard Sandiford <richard@codesourcery.com>
2092 * config/mips/mips.opt (mcode-readable=): Move to keep list
2095 2007-09-07 Richard Sandiford <richard@codesourcery.com>
2097 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
2098 and -mgpopt options. Adjust the -G documentation to match.
2099 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
2100 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
2101 function, split out from mips_classify_symbol. Return false for
2102 !TARGET_LOCAL_SDATA.
2103 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
2104 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
2105 (override_options): Check whether the -mgpopt setting is consistent
2106 with the other flags.
2107 (symbolic_expression_p): Delete.
2108 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
2109 and default_elf_select_rtx_section.
2110 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
2111 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
2112 external data and TARGET_EXTERN_SDATA.
2114 2007-09-07 Tobias Burnus <burnus@net-b.de>
2117 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
2119 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2121 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
2122 FOR_BB_INSNS_SAFE instead of for loop.
2123 * cse.c (cse_extended_basic_block): Likewise.
2124 * postreload.c (reload_cse_regs_1): New variable next. Make sure
2125 that the for loop does not invoke NEXT_INSN on a deleted insn.
2126 * function.c (instantiate_virtual_regs): Likewise.
2127 * lower-subreg.c (remove_retval_note): Likewise.
2128 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
2130 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
2132 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
2133 insn, if it's a jump.
2134 (try_redirect_by_replacing_jump): New variable jump_p. Call
2135 tablejump_p before delete_insn_chain.
2136 * reload1.c (reload): New variable next. Make sure that the for
2137 loop does not invoke NEXT_INSN on a deleted insn.
2138 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
2139 (delete_output_reload): New variable prev. Make sure the the for
2140 loops do not invoke PREV_INSN on a deleted insn.
2142 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
2144 * cgraphbuild.c (rebuild_cgraph_edges): Export.
2145 * cgraph.h (rebuild_cgraph_edges): Declare.
2146 * tree-pass.h (pass_expand_omp_ssa): New.
2147 * omp-low.c (find_omp_clause): Export.
2148 (copy_var_decl): Split from omp_copy_decl_2.
2149 (build_omp_barrier): Return the call to emit instead of emitting
2151 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
2153 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
2154 expand_omp_for_generic, expand_omp_for_static_nochunk,
2155 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
2156 Adapted to work on SSA form.
2157 (execute_expand_omp): Do not invalidate dominance information.
2158 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
2159 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
2160 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
2162 (force_gimple_operand): Allow gimplifying code expressions without
2164 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
2165 * common.opt (fopenmp-ssa): New.
2166 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
2167 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
2168 * tree-cfg.c: Include tree-inline.h.
2169 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
2170 (replace_by_duplicate_decl, replace_ssa_name,
2171 mark_virtual_ops_in_region): New functions.
2172 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
2173 to work on SSA form.
2174 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
2175 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
2178 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2180 * tree-loop-linear.c: Include obstack.h.
2181 (linear_transform_loops): New obstack lambda_obstack.
2182 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
2183 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
2184 and free afterwards.
2185 * lambda.h (struct obstack): New forward declaration.
2186 (lambda_linear_expression_new): New parameter of type struct
2188 (lambda_loopnest_new): Likewise.
2189 (lambda_loopnest_transform): Likewise.
2190 (lambda_body_vector_new): Likewise.
2191 (lambda_body_vector_compute_new): Likewise.
2192 (gcc_loopnest_to_lambda_loopnest): Likewise.
2193 (lambda_loopnest_to_gcc_loopnest): Likewise.
2194 * lambda-code.c: Include obstack.h.
2195 (lambda_lattice_new): New parameter lambda_obstack. Use it for
2197 (lambda_body_vector_new): Likewise.
2198 (lambda_linear_expression_new): Likewise.
2199 (lambda_lattice_new): Likewise.
2200 (lambda_loopnest_new): Likewise. Additionally use obstack to
2201 allocate LN_LOOPS(ret).
2202 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
2203 it to lambda_lattice_new.
2204 (lambda_body_vector_compute_new): New parameter lambda_obstack.
2205 Pass it to lambda_body_vector_new.
2206 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
2207 it to lambda_lattice_new.
2208 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
2209 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
2210 (lambda_compute_target_space): Likewise.
2211 (lambda_compute_auxillary_space): New parameter lambda_obstack.
2212 Pass it to lambda_lattice_compute_base and
2213 compute_nest_using_fourieer_motzkin.
2214 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
2215 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
2216 and lambda_lattice_compute_target_space.
2217 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
2218 Pass it to lambda_linear_expression_new.
2219 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
2220 to gcc_tree_to_linear_expression.
2221 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
2222 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
2223 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
2224 Pass it to lambda_body_vector_new and
2225 lambda_body_vector_compute_new.
2226 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
2227 (lambda-code.o): Likewise.
2229 2007-09-06 Chao-ying Fu <fu@mips.com>
2231 * ginclude/stdfix.h: New file.
2232 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
2233 (convert.o): Add dependence on fixed-value.h.
2234 * c-convert.c (convert): Support FIXED_POINT_TYPE.
2235 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
2236 to define fixed-point constants.
2237 (c_cpp_builtins): Define fixed-point constants.
2238 * convert.c (fixed-value.h): New include.
2239 (convert_to_real): Update comment to include fixed-point.
2240 Support FIXED_POINT_TYPE.
2241 (convert_to_integer): Update comment to include fixed-point.
2242 Support FIXED_POINT_TYPE.
2243 (convert_to_complex): Support FIXED_POINT_TYPE.
2244 (convert_to_fixed): New function.
2245 * convert.h (convert_to_fixed): Declare.
2246 * genopinit.c: Add comment about $Q for only fixed-point modes.
2247 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
2248 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
2249 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
2250 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
2251 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
2252 usneg_optab for fixed-point modes.
2253 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
2255 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
2256 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
2257 unsigned saturation optabs, when type is saturating.
2258 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
2259 (expand_fixed_convert): New function.
2260 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
2261 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
2262 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
2263 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
2264 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
2265 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
2267 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
2268 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
2269 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
2270 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
2271 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
2273 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
2274 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
2275 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
2276 fractuns, satfractuns.
2277 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
2278 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
2279 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
2280 OTI_ssmsub_widen, OTI_usmsub_widen.
2281 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
2282 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
2283 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
2284 umsub_widen_optab, usmsub_widen_optab): Define.
2285 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
2287 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
2289 (expand_fixed_convert): Declare.
2290 * expr.c (convert_move): Support the move of fixed-point modes.
2291 (emit_move_insn_1): Handle fixed-point mode to move via integer.
2292 (categorize_ctor_elements_1): Handle FIXED_CST.
2293 (count_type_elements): Handle FIXED_POINT_TYPE.
2294 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
2295 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2297 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
2298 multiply and add/subtract for fixed-point types.
2299 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
2300 mode, we jump to binop directly.
2301 Support FIXED_CONVERT_EXPR.
2302 (do_store_flag): Check FIXED_CST to put a constant second.
2303 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
2304 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2305 (const_vector_from_tree): Support FIXED_CST.
2306 * doc/extend.texi (Fixed-Point): New node.
2307 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
2308 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
2309 satfract, fractuns, satfractuns): Document them.
2311 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
2313 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
2314 addresses into I registers.
2316 2007-09-06 Jan Hubicka <jh@suse.cz>
2317 Andreas Tobler <a.tobler@schweiz.org>
2319 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
2321 (machopic_legitimize_pic_address): Likewise.
2323 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
2324 Jan Hubicka <jh@suse.cz>
2326 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
2327 instead of ufloat_optab->handlers directly.
2328 (floatdidf2): Likewise.
2330 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
2332 * config/mips/mips.c: Include diagnostic.h.
2333 (mips_set_current_function): Check errorcount and sorrycount
2334 before generating RTL.
2336 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2339 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
2340 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
2341 (print_operand_reloc): Likewise.
2343 2007-09-06 Janis Johnson <janis187@us.ibm.com>
2347 2007-09-06 Jan Hubicka <jh@suse.cz>
2349 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
2352 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2354 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
2355 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
2357 2007-09-05 Janis Johnson <janis187@us.ibm.com>
2359 * optabs.c (expand_float): Convert unsigned integer as signed only
2360 if it provides sufficient accuracy; add mode argument to real_2expN.
2361 (expand_fix): Fix comment typos; extend binary float into mode
2362 wider than destination for converion to unsigned integer; add mode
2363 argument to real_2expN.
2364 * real.c (real_2expN): Add mode argument to special-case decimal
2366 * real.h (real_2expN): Ditto.
2367 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
2369 (fixed_from_string): Ditto.
2370 (fixed_to_decimal): Ditto.
2371 (fixed_convert_from_real): Ditto.
2372 (real_convert_from_fixed): Ditto.
2373 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
2374 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
2375 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
2376 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
2378 2007-09-06 Tom Tromey <tromey@redhat.com>
2380 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
2381 * c-pch.c (c_common_read_pch): Restore current location after
2383 * tree.c (expand_location): Update.
2384 (expr_filename): Changed return type. Unified the two cases.
2385 (expr_lineno): Likewise.
2386 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
2388 * toplev.c (line_table): Changed type.
2389 (general_init): Update.
2390 (realloc_for_line_map): New function.
2391 (general_init): Allocate line_table using GC.
2392 * fix-header.c (line_table): Changed type.
2393 (read_scan_file): Update.
2394 (read_scan_file): Update.
2395 * c-ppoutput.c (maybe_print_line): Update.
2396 (print_line): Update.
2397 (cb_line_change): Update.
2398 (cb_define): Update.
2399 (pp_file_change): Update.
2400 * c-opts.c (c_common_init_options): Update.
2401 (finish_options): Update.
2402 (push_command_line_include): Update.
2403 * c-lex.c (cb_line_change): Update.
2404 (cb_def_pragma): Update.
2405 (cb_define): Update.
2407 (c_lex_with_flags): Use cpp_get_token_with_location.
2408 * input.h (line_table): Changed type.
2409 (location_from_locus): New macro.
2410 * tree.h (EXPR_FILENAME): No longer an lvalue.
2411 (EXPR_LINENO): Likewise.
2412 (expr_locus, set_expr_locus): Declare separately for
2413 USE_MAPPED_LOCATION.
2414 (expr_filename, expr_lineno): Changed return type.
2415 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
2416 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
2417 (expand_gimple_basic_block): Likewise.
2418 * final.c (final_scan_insn): Use expanded_location.
2420 2007-09-06 Richard Guenther <rguenther@suse.de>
2422 PR tree-optimization/32586
2423 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
2424 folding if nothing changed.
2425 (simplify_unary_expression): New function. Do tree combining
2426 on conversion like codes.
2427 (try_to_simplify): Call it.
2428 * builtins.c (fold_builtin_cexp): Fold the built expressions.
2429 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
2431 2007-09-06 Jan Hubicka <jh@suse.cz>
2434 * cse.c (fold_rtx): Avoid invalid sharing.
2436 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2438 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
2439 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
2441 2007-09-06 Revital Eres <eres@il.ibm.com>
2443 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
2444 Fix offsettable memory reference for 750CL.
2446 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
2448 * reload.c (find_reloads_address_1): Try to preserve original
2449 base/index regclass of operands.
2450 * regrename.c (scan_rtx_address): Likewise.
2451 (replace_oldest_value_addr): Likewise.
2453 2007-09-06 Richard Guenther <rguenther@suse.de>
2455 PR tree-optimization/33302
2456 * domwalk.c (walk_dominator_tree): The exit block is
2457 interesting even if it is not reachable.
2459 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2462 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
2464 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
2466 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
2469 2007-09-05 Ian Lance Taylor <iant@google.com>
2471 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
2473 (dump_generic_node): Likewise.
2474 * print-rtl.c (print_decl_name): Likewise.
2475 * print-tree.c (print_node_brief): Likewise.
2476 (print_node): Likewise.
2477 * Makefile.in (RTL_BASE_H): Add alias.h.
2480 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
2482 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
2484 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
2485 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
2487 2007-09-06 Jie Zhang <jie.zhang@analog.com>
2489 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
2490 (tm_defines): Define UCLIBC_DEFAULT to 1.
2491 (extra_options): Add linux.opt.
2492 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
2493 (CRT_CALL_STATIC_FUNCTION): Likewise.
2494 (NO_IMPLICIT_EXTERN_C): Likewise.
2495 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
2496 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
2497 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
2498 (ENDFILE_SPEC): Don't define.
2499 (LIB_SPEC): Likewise.
2500 (CRT_CALL_STATIC_FUNCTION): Likewise.
2501 (NO_IMPLICIT_EXTERN_C): Likewise.
2502 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
2503 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
2505 2007-09-06 Jan Hubicka <jh@suse.cz>
2507 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
2510 2007-09-06 Jan Hubicka <jh@suse.cz>
2512 * opts.c (common_handle_option): Enable inlining functions for
2515 2007-09-06 Jakub Jelinek <jakub@redhat.com>
2517 * builtin-attrs.def (ATTR_NONNULL_3): New.
2518 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
2519 ATTR_NOTHROW_NONNULL_##FA.
2520 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
2521 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
2522 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
2523 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
2524 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
2525 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
2526 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
2528 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
2529 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
2530 ATTR_FORMAT_NOTHROW_3_4): Remove.
2531 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
2532 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
2533 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
2534 instead of ATTR_FORMAT_*_*.
2536 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
2538 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
2539 parts re-used for REG_FRAME_RELATED_EXPR.
2541 2007-09-05 Janis Johnson <janis187@us.ibm.com>
2543 * optabs.c (expand_float): Convert unsigned integer as signed only
2544 if it provides sufficient accuracy; add mode argument to real_2expN.
2545 (expand_fix): Fix comment typos; extend binary float into mode
2546 wider than destination for converion to unsigned integer; add mode
2547 argument to real_2expN.
2548 * real.c (real_2expN): Add mode argument to special-case decimal
2550 * real.h (real_2expN): Ditto.
2551 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
2553 (fixed_from_string): Ditto.
2554 (fixed_to_decimal): Ditto.
2555 (fixed_convert_from_real): Ditto.
2556 (real_convert_from_fixed): Ditto.
2557 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
2558 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
2559 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
2560 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
2562 2007-09-05 Ian Lance Taylor <iant@google.com>
2564 * init-regs.c (initialize_uninitialized_regs): Call
2565 emit_insn_before rather than add_insn_before.
2567 2007-09-05 Jakub Jelinek <jakub@redhat.com>
2569 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
2570 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
2571 * tree-inline.h (copy_body_data): Add call_expr field.
2572 * tree-inline.c (expand_call_inline): Initialize call_expr.
2573 (copy_bb): Append anonymous inline fn arguments to arguments
2574 when inlining a CALL_EXPR_VA_ARG_PACK call.
2575 * builtins.c (expand_builtin): Issue an error if
2576 BUILT_IN_VA_ARG_PACK is seen during expand.
2577 (fold_call_expr, fold_builtin_call_array): Don't fold
2578 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
2579 __builtin_va_arg_pack () call as last argument.
2580 * gimplify.c (gimplify_call_expr): If last argument to a vararg
2581 function is __builtin_va_arg_pack (), decrease number of call
2582 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
2583 * expr.c (expand_expr_real_1): Issue an error if
2584 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
2585 * tree-pretty-print.c (dump_generic_node): Handle printing
2586 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
2587 * doc/extend.texi (__builtin_va_arg_pack): Document.
2589 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
2591 PR tree-optimization/21513
2592 * builtins.c (build_builtin_expect_predicate): New function.
2593 (fold_builtin_expect): Add argument for expected value.
2594 Distribute __builtin_expect over short-circuiting operations.
2595 Fold nested builtin_expects.
2596 (fold_builtin_2): Adjust call to fold_builtin_expect.
2598 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
2601 PR tree-optimization/13756
2602 * doc/invoke.texi (Options That Control Optimization): Document
2605 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
2607 * gcc/config/i386/cpuid.h: New file.
2608 * gcc/config/i386/driver-i386.c: Include cpuid.h.
2609 (describe_cache): Shrink size and line strings to 100 bytes.
2610 (detect_caches_amd): Return "" for unsupported max_ext_level.
2611 Use __cpuid function.
2612 (detect_caches_intel): Return "" for unsupported max_level.
2613 Use __cpuid function.
2614 (host_detect_local_cpu): Change feature flag variables to
2615 unsigned int. Initialize only extended feature flag variables.
2616 Use __get_cpuid_max to determine max supported cpuid level.
2617 Use __cpuid function to determine supported features. Fix
2618 calculation of family id. Remove is_amd and check signature
2619 directly. Check for Geode signature. Handle family 4 id.
2620 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
2621 cpu discovery code to lower part of the function.
2622 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
2623 for sub-architecture.
2624 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
2625 [PROCESSOR_K8]: Add k8-sse3 architecture.
2626 [PROCESSOR_NOCONA]: Remove.
2627 [PROCESSOR_GENERIC64]: Ditto.
2628 * gcc/config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
2629 * gcc/config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
2630 to check for SSE and FXSAVE support.
2631 * gcc/config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
2632 Add -minline-all-stringops.
2633 * gcc/config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
2634 (x86_64-*-*): Ditto.
2636 2007-09-05 Jie Zhang <jie.zhang@analog.com>
2638 * config/bfin/linux-unwind.h: New file.
2639 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
2640 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
2642 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2644 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
2645 * stmt.c: Include alloc-pool.h.
2646 (struct case_node): Remove GTY marker.
2647 (add_case_node): New parameter case_node_pool. Use it for
2649 (expand_case): New allocation pool case_node_pool. Initialize it,
2650 pass to add_case_node and free it.
2652 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
2653 David Ung <davidu@mips.com>
2654 Nigel Stephens <nigel@mips.com>
2656 Add mips16/nomips16 function attributes and -mflip-mips16 option
2657 for testing mixed-mode compilation.
2659 * config/mips/mips.opt (mflip-mips16): New.
2661 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
2662 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
2664 * config/mips/mips.c (mips_base_target_flags): New.
2665 (mips_base_mips16): New.
2666 (mips_base_schedule_insns): New.
2667 (mips_base_reorder_blocks_and_partition): New.
2668 (mips_base_align_loops): New.
2669 (mips_base_align_jumps): New.
2670 (mips_base_align_functions): New.
2671 (mips16_flipper): New.
2672 (mips_attribute_table): Add "mips16" and "nomips16" entries.
2673 (TARGET_SET_CURRENT_FUNCTION): Define.
2674 (mips_mips16_type_p, mips_nomips16_type_p): New.
2675 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
2676 (mips_function_ok_for_sibcall): Make it deal with functions with
2678 (mips_init_split_addresses): New, split out from override_options.
2679 (mips_init_relocs): New, split out from override_options.
2680 (was_mips16_p): New.
2681 (mips_set_mips16_mode): New, split out from override_options.
2682 (mips_set_current_function): New.
2683 (override_options): Add sorry for unsupported mips16/pic
2684 combination. Remove error for mips16/dsp combination. Save
2685 base option settings.
2686 (mips_file_start): Move mips16 mode setting output from here....
2687 (mips_output_function_prologue): ....to here.
2688 (mips_output_mi_thunk): Check for mips16 function.
2689 (build_mips16_function_stub): Don't set .mips16 here.
2690 (build_mips16_call_stub): Likewise.
2691 (mips_expand_builtin): Error in mips16 mode.
2692 (mips_use_mips16_mode_p): New.
2693 (mips_encode_section_info): Check for mips16 function, and set
2694 SYMBOL_REF_FLAGS accordingly.
2696 * doc/extend.texi (Function Attributes): Document new
2697 mips16/nomips16 attributes.
2698 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
2699 (MIPS Options): Document -mflip-mips16.
2701 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
2703 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
2704 if we encounter TLS address in MIPS16 mode.
2705 (mips_legitimize_const_move): Check cannot_force_const_mem for
2706 the (const (plus symbol offset)) case; this forces invalid TLS
2707 address in MIPS16 mode to be caught by the above call to sorry.
2708 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
2709 because that now enables emutls, which is not ABI compatible
2710 with native TLS in non-MIPS16 mode.
2712 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
2714 Add target hook invoked when cfun changes.
2716 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
2717 * target.h (struct gcc_target): Add set_current_function.
2718 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
2719 (TARGET_INITIALIZER): Add initializer for set_current_function.
2720 * tree.h (push_struct_function): New.
2721 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
2723 (set_cfun): Declare.
2724 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
2726 (push_function_context_to): Use allocate_struct_function
2727 to create null context, not init_dummy_function_start. Use set_cfun.
2728 (pop_function_context_from): Use set_cfun.
2729 (in_dummy_function): New.
2730 (invoke_set_current_function_hook): New.
2732 (push_cfun, pop_cfun): Use set_cfun.
2733 (push_struct_function): New.
2734 (allocate_struct_function): Call invoke_set_current_function_hook
2736 (prepare_function_start): Don't set cfun here. Remove unused
2737 argument; fix all callers.
2738 (init_dummy_function_start): Fiddle with in_dummy_function. Call
2739 push_struct_function.
2740 (init_function_start): Set cfun here.
2741 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
2742 * omp-low.c (create_omp_child_function): Use push_struct_function
2743 and pop_cfun to save/restore state.
2744 (expand_omp_parallel): Remove unused saved_cfun variable.
2745 * cgraphunit.c (ipa_passes): Use set_cfun.
2746 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
2747 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
2748 * matrix-reorg.c (transform_allocation_sites): Likewise.
2749 (matrix_reorg): Use set_cfun.
2750 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
2751 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
2752 assignment to cfun; use set_cfun for the other.
2753 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
2754 (dump_function_to_file): Use push_cfun/pop_cfun here.
2755 * c-decl.c (finish_function): Use set_cfun.
2757 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
2759 * regrename.c (rerename_optimize): Use deferred rescanning and
2760 insert explicit calls to rescan insns when changed.
2762 2007-09-05 Jan Hubicka <jh@suse.cz>
2764 * optabs.c (libfunc_entry): Change optab to integer.
2765 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
2766 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
2767 of pointers for hashing.
2769 2007-09-05 Jan Hubicka <jh@suse.cz>
2771 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
2773 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
2774 * see.c (pass_see): Likewise.
2775 * tracer.c (pass_tracer): Likewise.
2776 * postreload-gcse.c (pass_gcse2): Likewise.
2777 * postreload.c (pass_postreload_cse): Likewise.
2778 * mode-switching.c (pass_mode_switching): Likewise.
2779 * modulo-sched.c (pass_sms): Likewise.
2780 * cse.c (cse_insn): Likewise.
2781 * web.c (pass_web): Likweise.
2782 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
2783 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
2784 * loop-init.c (pass_rtl_loop_init): Likewise.
2785 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
2786 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
2787 * global.c (pass_global_alloc): Likewise.
2788 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
2789 pass_if_after_reload): Likewise.
2790 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
2791 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
2792 * regmove.c (pass_regmove): Likewise.
2793 * function.c (pass_thread_prologugues_epilogues): Likewise.
2794 * gcse.c (pass_gcse): Likewise.
2795 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
2796 * lower-subreg.c (pass_lower_subreg2): Likewise.
2797 * bt-load.c (pass_branch_target_load): Likewise.
2798 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
2799 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
2800 * combine.c (pass_combine): Likewise.
2801 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
2802 (pass_partition_blocks): Likewise.
2803 * var-tracking.c (pass_variable_track): Likewise.
2804 * reg-stack.c (pass_stack_regs_run): Likewise.
2805 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
2806 * passes.c (pass_postreload): Likewise.
2807 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
2808 * tree-pass.h (TODO_verify_rtl_sharing): New.
2809 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
2810 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
2811 TODO_set_props, TODO_df_finish, TODO_df_verify,
2812 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
2814 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2816 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
2817 fold_real_zero_addition_p, reorder_operands_p,
2818 div_if_zero_remainder, fold_undefer_overflow_warnings,
2819 int_binop_types_match_p, fold_convert_const_int_from_int,
2820 fold_convert_const_int_from_real,
2821 fold_convert_const_int_from_fixed,
2822 fold_convert_const_real_from_real,
2823 fold_convert_const_real_from_fixed,
2824 fold_convert_const_fixed_from_fixed,
2825 fold_convert_const_fixed_from_int,
2826 fold_convert_const_fixed_from_real, maybe_lvalue_p,
2827 fold_checksum_tree, fold_check_failed, print_fold_checksum,
2828 debug_fold_checksum, multiple_of_p): Constify.
2829 * tree-flow-inline.h (get_lineno): Likewise.
2830 * tree-flow.h (get_lineno): Likewise.
2831 * tree-object-size.c (compute_object_offset, addr_object_size,
2832 alloc_object_size, pass_through_call): Likewise.
2833 * tree-pretty-print.c (op_symbol, print_call_name,
2834 print_struct_decl, do_niy): Likewise.
2835 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
2836 debug_fold_checksum): Likewise.
2838 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
2841 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
2842 note, remove the associated REG_RETVAL note.
2844 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
2846 * config.gcc (powerpc*-*-*): Install
2847 spu2vmx.h, vec_types.h, and si2vmx.h headers.
2848 * config/rs6000/spu2vmx.h: New header.
2849 * config/rs6000/si2vmx.h: New header.
2850 * config/rs6000/vec_types.h: New header.
2852 2007-09-05 Ben Elliston <bje@au.ibm.com>
2854 * varasm.c (initializer_constant_valid_p): Fix comment typo.
2856 2007-09-05 Ben Elliston <bje@au.ibm.com>
2858 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
2860 (__stdcx): Make asm volatile.
2861 (__stwcx, __stdcx): Return only 0 or 1.
2863 2007-09-05 Jan Hubicka <jh@suse.cz>
2867 2007-09-04 Jan Hubicka <jh@suse.cz>
2868 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
2870 2007-09-04 Richard Guenther <rguenther@suse.de>
2871 * tree-ssa-operands.c (add_virtual_operand): Only mark
2872 stores as has_volatile_ops if alias information is not available.
2874 2007-09-05 Jakub Jelinek <jakub@redhat.com>
2876 * config/rs6000/tramp.asm: Include config.h.
2877 Check __PIC__ or __pic__ macro instead of SHARED.
2879 PR rtl-optimization/32300
2880 * see.c (see_copy_insn): New function.
2881 (see_def_extension_not_merged, see_merge_one_use_extension,
2882 see_merge_one_def_extension): Use it. Avoid changing
2883 PREV_INSN/NEXT_INSN chains directly, insted emit insns
2884 into sequences. Call df_insn_delete on temporary insns
2885 that won't be emitted into the insn stream.
2886 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
2887 and run df_process_deferred_rescans () before run_fast_dce.
2889 PR tree-optimization/33017
2890 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
2891 recurse for pure or const function calls.
2893 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2895 * c-format.c: Include alloc-pool.h.
2896 (check_format_info_main): New argument fwt_alloc. Use allocation
2897 pool instead of GC. Remove GC deallocation code.
2898 (check_format_arg): Create allocation pool, pass it to
2899 check_format_info_main and free it afterwards.
2900 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
2902 2007-09-05 Ben Elliston <bje@au.ibm.com>
2904 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
2905 Rename count macro arugment for clarity.
2906 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
2907 (__protected_stream_set): Likewise, pass 0.
2909 2007-09-04 Jan Hubicka <jh@suse.cz>
2911 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
2913 2007-09-04 Jan Hubicka <jh@suse.cz>
2915 * invoke.texi (-finline-small-functions): Document.
2916 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
2917 when deciding what is inlinable.
2918 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
2919 (cgraph_decide_inlining_of_small_function): Handle new flags.
2920 (cgraph_decide_inlining_incrementally): Likewise.
2921 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
2922 * common.opt (finline-small-functions): New.
2923 * Makefile.in (build/gengtype.o-warn): Work around PR29478
2925 2007-09-04 Richard Guenther <rguenther@suse.de>
2927 * tree-ssa-operands.c (add_virtual_operand): Only mark
2928 stores as has_volatile_ops if alias information is not available.
2930 2007-09-04 Andrew Haley <aph@redhat.com>
2932 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
2934 2007-09-04 Andrew Haley <aph@redhat.com>
2936 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
2937 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
2938 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
2940 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
2943 * common.opt: Mention ABI version 2 in comment.
2945 2007-09-04 Jan Hubicka <jh@suse.cz>
2947 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
2948 (libfunc_entry): New structure.
2949 (libfunc_hash): New hashtable.
2950 (hash_libfunc): New function.
2951 (eq_libfunc): New function.
2952 (convert_optab_libfunc): New function.
2953 (optab_libfunc): New function.
2954 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
2955 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
2956 expand_float, expand_fix, new_optab, new_convert_optab):
2957 Update for new libfunc API.
2958 (init_libfunc, init_integral_libfuncs,
2959 init_floating_libfuncs, init_interclass_conv_libfuncs
2960 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
2961 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
2962 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
2963 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
2964 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
2965 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
2966 gen_extend_conv_libfunc): New.
2967 (init_one_libfunc): Revamp for hashtables.
2968 (set_conv_libfunc): Likewise.
2969 (init_optabs): Initialize hashtable; use lazy initialization where
2971 * optabs.h (optab_handlers): Move out of GGC.
2972 (optab, convert_optab): Move out of GGC; add lazy gen info.
2973 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
2974 (optab_libfunc, convert_optab_libfunc): New.
2975 * builtins.c (expand_builtin_powi): Update for new API.
2976 * expr.c (convert_move): Likewise.
2977 * expmed.c (expand_divmod): Likewise.
2979 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
2981 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
2982 GOT pointer only if there is a constant pool. Use the allocated space
2985 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
2987 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
2990 2007-09-04 Revital Eres <eres@il.ibm.com>
2991 Richard Guenther <rguenther@suse.de>
2992 R. Clint Whaley <whaley@cs.utsa.edu>
2994 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
2996 * tree-tailcall.c (process_assignment): Use -fassociative-math
2997 when reodering operands of floating-point type.
2998 * fold-const.c (fold_comparison, fold_binary): Use
2999 -fassociative-math and -freciprocal-math instead of
3000 -funsafe-math-optimization flag.
3001 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
3002 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
3003 -freciprocal-math instead of -funsafe-math-optimizations.
3004 * opts.c (set_fast_math_flags): Set -freciprocal-math and
3005 -fassociative-math when -ffast-math is set.
3006 (set_unsafe_math_optimizations_flags): New Function
3007 to set -freciprocal-math and -fassociative-math when
3008 -funsafe-math-optimizations is set.
3009 (common_handle_option): Call it.
3010 * tree-vectorizer.c (vect_is_simple_reduction): Use
3011 -fassociative-math when doing reduction on floats.
3012 * loop-unroll.c (analyze_insn_to_expand_var): Use
3013 -fassociative-math when expanding an accumulator of type float.
3014 * simplify-rtx.c (simplify_binary_operation_1): Use
3015 -fassociative-math and -freciprocal-math when reordeing operands
3016 of floating-point type.
3017 * combine.c (combine_simplify_rtx): Likewise.
3018 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
3020 * common.opt (-fassociative-math, -freciprocal-math): New flags.
3022 2007-09-04 Paolo Carlini <pcarlini@suse.de>
3025 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
3027 2007-09-04 Jan Hubicka <jh@suse.cz>
3029 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
3031 2007-09-04 Jan Hubicka <jh@suse.cz>
3033 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
3034 and corresponding MATCH_DUP.
3036 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
3039 * combine.c (subst): Do not try to simplify X if it represents load
3040 of FP constant from the constant pool via float extension.
3042 2007-09-04 Ben Elliston <bje@au.ibm.com>
3044 * c-opts.c: Include "tm_p.h".
3045 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
3047 2007-09-04 Richard Guenther <rguenther@suse.de>
3049 PR tree-optimization/33291
3050 * tree-pretty-print.c (dump_generic_node): Dump all
3051 qualifiers for pointer types, not only first. Dump
3052 qualifiers for aggregate types as well.
3053 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
3054 use the canonical type for building ARRAY_REFs.
3055 * gimplify.c (canonicalize_addr_expr): Clean up. The
3056 correct validness check is compatibility of the pointer
3057 types. Always use the canonical type for building
3058 ARRAY_REFs and ADDR_EXPRs.
3059 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
3060 change that disabled propagation of ADDR_EXPRs into statements
3063 2007-09-03 Zack Weinberg <zack@codesourcery.com>
3065 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
3066 (umulsi3_highpart): Make into expanders; existing insns are
3067 now named *[insn]_nov6. Add stars to existing [insn]_v6
3068 counterparts' names.
3070 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
3072 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
3073 (unprotoize.o): Remove SHLIB_MULTILIB.
3075 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
3077 * doc/extend.texi: Document progmem attribute for AVR.
3079 2007-09-03 Anatoly Sokolov <aesok@post.ru>
3082 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
3084 2007-09-03 Zack Weinberg <zack@codesourcery.com>
3086 * optabs.c (expand_ffs): Initialize val and defined_at_zero
3089 * optabs.c: Remove unnecessary forward declarations.
3090 (expand_unop_direct): New, broken out of expand_unop.
3091 (expand_doubleword_clz): New.
3092 (expand_ctz): Move above expand_ffs. Use
3093 start_sequence, end_sequence, add_equal_note, and
3094 expand_unop_direct. Add more commentary.
3095 (expand_ffs): Try both ctz optab and expand_ctz.
3096 Generate a test and branch if the hardware doesn't give us
3097 a useful value for input zero. Style improvements similar to
3100 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
3102 2007-09-03 Zack Weinberg <zack@codesourcery.com>
3104 * config.gcc: Delete stanza for arm-semi-aof and
3105 armel-semi-aof targets.
3106 * config/arm/arm-protos.h
3108 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
3109 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
3110 delete aof_pic_label and remove mention of AOF in comments.
3111 * config/arm/arm.md: Delete patterns used only for AOF assembly.
3113 * config/arm/semiaof.h
3114 * config/arm/t-semi: Delete file.
3116 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3118 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
3119 CONST_CAST_BB): New macros for type-specific casts.
3120 (CONST_CAST): Add a TYPE parameter and define it in terms of
3123 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
3124 * c-lex.c (cb_ident, lex_string): Likewise,
3125 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
3126 * config/i386/i386.c (ix86_function_regparm,
3127 ix86_function_sseregparm): Use CONST_CAST_TREE.
3128 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
3130 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
3131 give_switch, set_multilib_dir): Likewise,
3132 * gengtype-parse.c (string_seq, typedef_name): Likewise,
3133 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
3134 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
3135 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
3136 * prefix.c (update_path): Likewise,
3137 * pretty-print.c (pp_base_destroy_prefix): Likewise,
3138 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
3139 * tree-cfg.c (tree_can_merge_blocks_p,
3140 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
3141 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
3142 * tree.c (build_string): Supply a TYPE for CONST_CAST.
3143 (attribute_list_contained): Use CONST_CAST_TREE.
3145 2007-09-03 Krister Walfridsson <cato@df.lth.se>
3147 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
3149 2007-09-03 Richard Sandiford <richard@codesourcery.com>
3152 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
3153 before forcing them into a register.
3155 2007-09-03 Richard Sandiford <richard@codesourcery.com>
3157 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
3158 rather than define_code_macro.
3160 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3162 * gcc.c (xputenv): New function.
3163 (putenv_from_prefixes): Use xputenv instead of putenv.
3164 (process_command): Use xputenv instead of putenv.
3165 (set_collect_gcc_options): Use xputenv instead of putenv.
3166 (main): Use xputenv instead of putenv.
3168 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
3170 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
3171 availability of swap instruction.
3172 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
3174 2007-09-03 Revital Eres <eres@il.ibm.com>
3176 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
3179 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
3180 Ayal Zaks <zaks@il.ibm.com>
3181 Revital Eres <eres@il.ibm.com>
3183 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
3184 compute_split_row): New functions.
3185 (ps_unschedule_node): Remove.
3186 (normalize_sched_times): Iterate over the already scheduled
3187 insns instead of the number of nodes.
3188 (MAX_SPLIT_NUM): New definition.
3189 (sms_schedule_by_order): Change the scheduling heuristic to
3190 avoid useless increases of initiation interval ii.
3191 (get_sched_window): Add dump printouts.
3193 2007-09-02 David Daney <ddaney@avtrex.com>
3195 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
3196 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
3197 (optab, insn): Add more attributes.
3198 (fetchop_bit): New code macro.
3199 (immediate_insn): New code macro attribute.
3200 (sync): Change condition to ISA_HAS_SYNC.
3201 (rdhwr): Change predicate for operand 0 to register_operand.
3202 (memory_barrier): New expand.
3203 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
3204 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
3205 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
3206 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
3207 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
3208 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
3209 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
3210 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
3211 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
3213 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
3214 Hans-Peter Nilsson <hp@axis.com>
3216 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
3217 Defined to describe availability and behavior of CLZ.
3218 * config/cris/cris.md (clzsi2): Implement using lz instruction.
3219 * config/cris/cris.opt: Tweak comment for "-metrax4".
3220 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
3221 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
3222 (count_leading_zeros): Define.
3224 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3226 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
3228 2007-09-02 Joseph Myers <joseph@codesourcery.com>
3231 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
3234 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
3236 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
3237 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
3238 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
3239 sched-deps.c, sched-int.h, system.h, target.h,
3240 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
3241 tree.def: Fix comment typos.
3243 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
3245 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
3246 (override_options): Turn on -mstrict-align on non-ColdFire
3248 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
3250 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3252 * c-common.c (const_strip_array_types): Delete.
3253 * c-common.h (const_strip_array_types): Likewise.
3254 * emit-rtl.c (const_next_insn, const_previous_insn,
3255 const_next_nonnote_insn, const_prev_nonnote_insn,
3256 const_next_real_insn, const_prev_real_insn,
3257 const_next_active_insn, const_prev_active_insn, const_next_label,
3258 const_prev_label): Delete.
3259 * gimple-low.c (block_may_fallthru): Use expr_last.
3260 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
3261 * rtl.h (const_previous_insn, const_next_insn,
3262 const_prev_nonnote_insn, const_next_nonnote_insn,
3263 const_prev_real_insn, const_next_real_insn,
3264 const_prev_active_insn, const_next_active_insn, const_prev_label,
3265 const_next_label): Delete.
3266 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
3267 * system.h (CONST_CAST): Update comment.
3268 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
3269 (const_first_stmt, const_last_stmt): Delete.
3270 (tree_block_ends_with_condjump_p): Use last_stmt.
3271 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
3272 * tree-iterator.c (const_expr_first, const_expr_last,
3273 const_expr_only): Delete.
3274 * tree.c (const_lookup_attribute): Likewise.
3275 (attribute_list_contained): Use lookup_attribute.
3276 * tree.h (const_lookup_attribute, const_expr_first,
3277 const_expr_last, const_expr_only): Delete.
3279 2007-09-01 Richard Guenther <rguenther@suse.de>
3281 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
3282 instead of TREE_THIS_VOLATILE.
3283 * tree-ssa-operands.c (add_virtual_operand): Do not set
3284 has_volatile_ops. Do not check s_ann for NULL.
3285 (get_indirect_ref_operands): Likewise.
3286 (get_expr_operands): Likewise. For all reference trees
3287 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
3288 check base of reference for TREE_THIS_VOLATILE.
3290 2007-09-01 Richard Guenther <rguenther@suse.de>
3292 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
3293 between integral types. Also allow conversions between
3296 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
3298 * optabs.c (prepare_float_lib_cmp): Use
3299 libgcc_cmp_return_mode instead of word_mode.
3300 * config/dfp-bit.h: Likewise.
3301 * config/fp-bit.h: Likewise.
3302 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
3304 (spu_libgcc_shift_count_mode): New function.
3305 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
3306 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
3308 2007-08-31 Joseph Myers <joseph@codesourcery.com>
3310 * tree-pretty-print.c: Include output.h.
3311 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
3312 HOST_WIDE_INT_PRINT_DEC.
3313 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
3315 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
3317 PR rtl-optimization/33224
3318 * loop-iv.c (latch_dominating_def): Check that the definition belongs
3319 to the analysed region.
3321 2007-08-31 Richard Guenther <rguenther@suse.de>
3323 * function.c (allocate_struct_function): Do not set
3324 current_function_returns_pointer.
3325 * function.h (struct var_refs_queue): Remove.
3326 (struct simple_obstack_stack): Likewise.
3327 (struct function): Remove fixup_var_refs_queue member.
3328 Remove returns_pointer flag.
3329 (current_function_returns_pointer): Remove define.
3331 2007-08-31 Nick Clifton <nickc@redhat.com>
3333 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
3334 secondary keys in order to obtain a stable sort.
3336 2007-08-31 Nick Clifton <nickc@redhat.com>
3339 * config/m32r/constraints.md: Add W constraint for integer zero.
3340 * config/m32r/m32r.md (get_pc): Use W and i constraints.
3341 Fix length calculation by using alternatives.
3343 2007-08-31 Richard Sandiford <richard@codesourcery.com>
3345 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
3346 split out from expand_binop.
3347 (avoid_expensive_constant): New function.
3348 (expand_binop_directly): Remove commutative_op argument and
3349 (expand_binop_directly): Remove commutative_op argument and
3350 call cummutative_optab_p instead. Do not change op0 or op1
3351 when swapping xop0 and xop1. Apply avoid_expensive_constant
3352 to each argument after potential swapping. Enforce the
3353 canonical order of commutative operands.
3354 (expand_binop): Use shift_optab_p and commutative_optab_p.
3355 Update the calls to expand_binop_directly. Only force constants
3356 into registers when widening an operation. Only swap operands
3357 once a direct expansion has been rejected.
3358 (expand_twoval_binop): Only force constants into registers when
3359 using a direct expansion.
3361 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
3363 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
3364 (sched_analyze_insn): Don't postprocess speculative dependencies when
3365 target has no scheduling.
3366 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
3367 'uninitialized' warning.
3369 2007-08-31 Richard Guenther <rguenther@suse.de>
3371 * tree.c (build_complex_type): Always set TYPE_NAME for
3374 2007-08-31 Olivier Hainque <hainque@adacore.com>
3376 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
3377 internal macro. Default alignment factor for csect directives, chosen
3378 to match what BIGGEST_ALIGNMENT allows.
3379 (DATA_SECTION_ASM_OP): Use it.
3380 * config/rs6000/rs6000.c
3381 (rs6000_xcoff_output_readonly_section_asm_op):
3382 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
3383 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
3385 2007-08-31 Olivier Hainque <hainque@adacore.com>
3387 * dbxout.c (dbxout_block): Move declaration within the first
3388 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
3389 block to include the definition, together with the associated
3392 2007-08-31 David Edelsohn <edelsohn@gnu.org>
3393 Revital Eres <eres@il.ibm.com>
3395 * doc/invoke.texi (-mpaired): Document flag.
3396 * config.gcc: Include paired.h in powerpc extra_headers and
3397 750cl.h in powerpc-*-linux*paired*.
3398 * config/rs6000/rs6000.opt (-mpaired): New flag.
3399 * config/rs6000/rs6000.c (paired_init_builtins,
3400 paired_expand_builtin, paired_expand_lv_builtin,
3401 paired_expand_stv_builtin, paired_expand_predicate_builtin):
3402 New functions to support the paired single builtin functions.
3403 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
3404 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
3406 (bdesc_paired_preds): New structure for paired predicate
3408 (rs6000_expand_builtin): Expand paired single builtins.
3409 (rs6000_init_builtins): Init paired single builtins.
3410 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
3411 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
3412 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
3413 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
3414 (rs6000_vector_mode_supported_p): Support paired vector mode.
3415 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
3416 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
3418 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
3419 (DATA_ALIGNMENT): Likewise.
3420 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
3421 (rs6000_builtins): Add PAIRED builtins.
3422 * config/rs6000/rs6000.md: Include paired.md.
3423 * config/rs6000/paired.h: New.
3424 * config/rs6000/paired.md: New.
3425 * config/rs6000/750cl.h: New.
3426 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
3428 2007-08-30 Ollie Wild <aaw@google.com>
3430 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
3431 * gcc.c (default_compilers): Add -fno-directives-only to
3432 @assembler-with-cpp.
3434 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
3438 * regclass.c (initial_fixed_regs): Revert previous change and make
3440 (initial_call_used_regs): Likewise.
3441 (initial_call_really_used_regs): Delete, reverting previous addition.
3442 (initial_reg_names): Likewise.
3443 (init_reg_sets): Revert previous change.
3444 (saved_fixed_regs): New.
3445 (saved_call_used_regs): New.
3446 (saved_call_really_used_regs): New.
3447 (saved_reg_names): New.
3448 (save_register_info): New.
3449 (restore_register_info): New.
3450 (init_reg_sets_1): Replace reset of register info with call to
3451 restore_register_info.
3452 * rtl.h (save_register_info): Declare.
3453 * toplev.c (backend_init): Call save_register_info.
3455 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3457 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
3458 from the original statement.
3460 2007-08-30 Chao-ying Fu <fu@mips.com>
3462 * c-lex.c (interpret_fixed): Declare.
3463 (interpret_float): Process _Fract and _Accum.
3464 (interpret_fixed): New function.
3465 * final.c (output_addr_const): Process CONST_FIXED.
3466 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
3467 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
3469 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
3471 (simplify_immed_subreg): Support CONST_FIXED.
3472 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
3473 (simplify_subreg): Support CONST_FIXED.
3475 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
3477 * config/rs6000/ppu_intrinsics.h: New file.
3478 * config.gcc (powerpc*-*-* <extra_headers>): Install
3481 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
3483 * cfg.c (dump_flow_info): Change to also print entry and exit
3485 * print-rtl.c (print_rtl_single): Allow to print rtl with
3488 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
3490 * df-core.h (df_dump_region): New function.
3491 * df.h (df_dump_region): New function.
3492 * loop-invariant.c (find_defs): Add call to df_dump_region.
3493 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
3496 2007-08-30 Jakub Jelinek <jakub@redhat.com>
3499 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
3500 true if any of the compare_section_name calls returned true,
3501 rather than if any returned false.
3503 2007-08-30 Richard Guenther <rguenther@suse.de>
3505 PR tree-optimization/33199
3506 * tree-ssa-structalias.c (handle_lhs_call): New function.
3507 (find_func_aliases): In non-IPA mode make sure that for
3508 calls that return a pointer we add a constraint for the
3509 result to point to anything.
3511 2007-08-30 Richard Guenther <rguenther@suse.de>
3513 * doc/invoke.texi (-mveclibabi): Document new target option.
3514 * config/i386/i386.opt (-mveclibabi): New target option.
3515 * config/i386/i386.c (ix86_veclib_handler): Handler for
3516 vectorization library support.
3517 (override_options): Handle the -mveclibabi option, initialize
3518 the vectorization library handler.
3519 (ix86_builtin_vectorized_function): As fallback call the
3520 vectorization library handler, if set.
3521 (ix86_veclibabi_acml): New static function for ACML ABI style
3522 vectorization support.
3524 2007-08-30 Jakub Jelinek <jakub@redhat.com>
3526 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
3527 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
3528 SImode and update m. Don't run gen_lowpart_common on arbitrary
3529 memory address, force it to register first.
3532 * dce.c (dce_process_block): Don't delete setters of
3533 artificially used registers.
3535 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3537 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
3538 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
3539 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
3541 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3543 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
3545 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
3546 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
3548 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3550 * system.h: Activate -Wcast-qual as warning-only.
3552 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
3555 * config/rs6000/rs6000.c (compare_section_name): New function.
3556 (rs6000_elf_in_small_data_p): Compare section prefixes instead
3559 2007-08-29 Olivier Hainque <hainque@adacore.com>
3561 * xcoffout.c: #include debug.h.
3562 * Makefile.in (xcoffout.o): Add debug.h dependency.
3564 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
3566 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
3567 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
3569 2007-08-29 Richard Guenther <rguenther@suse.de>
3571 * tree-pretty-print.c (dump_generic_node): Print
3572 label DECL_UID as D.%u.
3573 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
3575 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3577 * gcc/builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
3578 * gcc/builtins.def (BUILT_IN_REALLOC): New builtin.
3580 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
3583 * tree.c (build_type_attribute_qual_variant): Set canonical types
3584 on the final, unqualified attribute variant before building the
3587 2007-08-29 Jie Zhang <jie.zhang@analog.com>
3589 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
3590 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
3592 2007-08-29 Jie Zhang <jie.zhang@analog.com>
3595 2007-08-29 Jie Zhang <jie.zhang@analog.com>
3596 * config/bfin/bfin.md (composev2hi): Put operands into vector
3599 2007-08-29 Jie Zhang <jie.zhang@analog.com>
3601 * config/bfin/bfin.md (composev2hi): Put operands into vector
3604 2007-08-29 Jie Zhang <jie.zhang@analog.com>
3606 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
3607 attribute when appropriate.
3608 (bfin_handle_l1_text_attribute): New.
3609 (bfin_handle_l1_data_attribute): New.
3610 (bfin_attribute_table): Add attributes: l1_text, l1_data,
3611 l1_data_A and l1_data_B.
3612 * doc/extend.texi (node Function Attributes): Document l1_text
3614 (Variable Attributes): Add Blackfin subsection. Document l1_data,
3615 l1_data_A and l1_data_B variable attributes.
3617 2007-08-28 Jie Zhang <jie.zhang@analog.com>
3619 * config/bfin/bfin.opt (minline-plt): Add.
3620 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
3621 call to global functions.
3622 * doc/invoke.texi (Option Summary): Mention -minline-plt.
3623 (Blackfin Options): Document -minline-plt.
3625 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
3627 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
3628 given a non-function.
3629 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
3631 2007-08-28 DJ Delorie <dj@redhat.com>
3633 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
3635 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3637 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
3639 2007-08-28 Richard Guenther <rguenther@suse.de>
3641 * tree.h (struct tree_function_decl): Increase size of
3642 function_code bitfield.
3644 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
3645 Kazu Hirata <kazu@codesourcery.com>
3647 * gcc/config/m68k/linux.h
3648 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
3649 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
3650 (m68k_return_in_memory): New.
3651 * gcc/config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
3654 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
3657 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
3658 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
3659 operand) when top VEC_SELECT extracts scalar element.
3660 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
3661 (*vec_extract_v4sf_mem): Ditto.
3663 2007-08-28 Jakub Jelinek <jakub@redhat.com>
3666 * passes.c (init_optimization_passes): Move pass_df_finish
3667 after pass_postreload sublist.
3669 PR rtl-optimization/33148
3670 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
3671 (neg (lt X 0)) if X has scalar int mode.
3674 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
3675 initializer, use build_vector_from_ctor if possible to create
3676 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
3677 even after this, return NULL.
3679 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
3681 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
3683 2007-08-28 Richard Guenther <rguenther@suse.de>
3685 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
3686 (struct tree_function_decl): Make function_code a bitfield.
3687 Add disregard_inline_limits flag.
3688 * cgraphunit.c (cgraph_process_new_functions): Check
3689 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
3690 (cgraph_preserve_function_body_p): Likewise.
3691 * ipa-inline.c (compute_inline_parameters): Likewise.
3692 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
3693 for GNU C extern inline functions.
3694 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
3695 * tree-inline.c (disregard_inline_limits_p): Remove.
3696 * tree-inline.h (disregard_inline_limits_p): Likewise.
3697 * c-common.c (handle_always_inline_attribute): Set
3698 DECL_DISREGARD_INLINE_LIMITS.
3699 * langhooks.c (add_builtin_function): Verify the function code
3700 fits in the bitfield.
3702 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
3703 Vladimir Yanovsky <yanov@il.ibm.com>
3704 Revital Eres <eres@il.ibm.com>
3705 Andrey Belevantsev <abel@ispras.ru>
3707 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
3709 * modulo-sched.c: Add documentation regarding do-loop.
3710 (doloop_register_get): Change number of arguments to support
3711 the new do-loop pattern and check whether COUNT_REG has no other
3712 occurences in the loop besides in the control part.
3713 (duplicate_insns_of_cycles): Do not duplicate the insn which
3714 changes count_reg as it is already adjusted.
3715 (generate_prolog_epilog): New argument to support the new
3716 do-loop pattern. Change the subtract instruction to use
3717 expand_simple_binop. Call duplicate_insns_of_cycles with new
3719 (sms_schedule): Call doloop_register_get and
3720 generate_prolog_epilog with new argument. Do not handle loops
3721 with single sets insns with subreg in their lhs.
3722 * loop-doloop.c (doloop_optimize): Support for another do-loop
3724 (doloop_condition_get): Gets an instruction instead of a pattern
3725 and change the return condition when the do-loop pattern is
3727 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
3728 deps when considering to not create edges.
3730 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
3732 * doc/extend.texi (gnu_inline funtion attribute): Document C++
3735 2007-08-27 Jason Merrill <jason@redhat.com>
3738 * gimplify.c (gimplify_modify_expr): Discard the assignment of
3739 zero-sized types after calling gimplify_modify_expr_rhs.
3741 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
3743 * regclass.c (init_reg_autoinc): Fix typo.
3745 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
3747 Fix PR tree-optimization/33173
3748 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
3750 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
3753 * config/i386/i386.h (VALID_DFP_MODE_P): New.
3754 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
3757 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
3758 David Ung <davidu@mips.com>
3759 Nigel Stephens <nigel@mips.com>
3761 Separate target-specific initialization from general
3762 back-end initialization.
3764 * toplev.c (init_alignments): New, split out from...
3765 (process_options): ...here.
3766 (backend_init_target): New, split out from...
3767 (backend_init): ...here.
3768 (lang_dependent_init_target): New, split out from...
3769 (lang_dependent_init): ...here.
3770 (target_reinit): New.
3771 * toplev.h (target_reinit): Declare.
3772 * expr.c (init_expr_target): Renamed from init_expr_once, since it
3773 now can be called more than once. Update comments.
3774 * expr.h (init_expr_target): Likewise.
3775 * alias.c (init_alias_target): Renamed from init_alias_once, since it
3776 now can be called more than once. Explicitly zero
3777 static_reg_base_value.
3778 * emit-rtl.c (init_emit_regs): New, split out from...
3779 (init_emit_once): Here.
3780 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
3781 non-const, so that changes from command-line arguments can overwrite
3782 values provided by the static initializers.
3783 (initial_call_really_used_regs): New, used similarly to the above.
3784 (initial_reg_names): Likewise.
3785 (last_mode_for_init_move_cost): Promoted function-local static to
3786 file-scope static to make it accessible outside init_move_cost.
3787 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
3788 Do not initialize inv_reg_alloc_order yet, either. Do initialize
3789 reg_names since it is needed for parsing command-line options.
3790 (init_move_cost): Use last_mode_for_init_move_cost instead of
3791 function-local static.
3792 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
3793 call_really_used_regs now. Reinitialize reg_names. Also
3794 initialize inv_reg_alloc_order. Zero reg_class_subunion and
3795 reg_class_superunion. Clear losing_caller_save_reg_set.
3796 Preserve global registers if called more than once. Reset
3797 move cost, may_move_in_cost, may_move_out_cost, and
3798 last_mode_for_init_move_cost.
3799 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
3800 can now be invoked more than once. Update comments.
3801 (init_regs): Update comments.
3802 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
3803 and initial_call_really_used_regs, instead of the non-initial
3804 variables. This allows us to save the command-line register settings
3805 after target reinitialization.
3806 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
3807 * rtl.h (init_emit_regs): Declare.
3808 (init_reg_modes_target, init_alias_target): Renamed as described
3810 * reload1.c (init_reload): Update comments.
3811 * optabs.c (init_optabs): Likewise.
3812 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
3814 2007-08-26 Chao-ying Fu <fu@mips.com>
3816 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
3819 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3821 * alias.c (memory_modified_1, memory_modified_in_insn_p):
3823 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
3825 * bb-reorder.c (copy_bb_p): Likewise.
3826 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
3827 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
3828 block_ends_with_condjump_p): Likewise.
3829 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
3830 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
3831 block_ends_with_condjump_p): Likewise.
3832 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
3833 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
3834 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
3835 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
3836 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
3837 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
3838 debug_true_const_tree instad of debug_true_tree.
3839 * debug.c (do_nothing_debug_hooks): Likewise.
3840 * debug.h (ignore_block, debug_true_const_tree): Constify.
3841 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
3842 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
3843 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
3844 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
3845 dbx_reg_number, is_based_loc, field_type,
3846 simple_type_align_in_bits, simple_decl_align_in_bits,
3847 simple_type_size_in_bits, field_byte_offset, insert_float,
3848 type_tag, member_declared_type, is_redundant_typedef,
3849 secname_for_decl, is_inlined_entry_point): Likewise.
3850 * emit-rtl.c (const_next_insn, const_previous_insn,
3851 const_next_nonnote_insn, const_prev_nonnote_insn,
3852 const_next_real_insn, const_prev_real_insn,
3853 const_next_active_insn, const_prev_active_insn, const_next_label,
3854 const_prev_label): Likewise.
3855 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
3857 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
3858 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
3859 sched_insn_is_legitimate_for_speculation_p): Likewise.
3860 * jump.c (reversed_comparison_code_parts,
3861 reversed_comparison_code, reversed_comparison, condjump_label):
3863 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
3864 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
3866 * rtl.h (const_previous_insn, const_next_insn,
3867 const_prev_nonnote_insn, const_next_nonnote_insn,
3868 const_prev_real_insn, const_next_real_insn,
3869 const_prev_active_insn, const_next_active_insn, const_prev_label,
3870 const_next_label, modified_between_p, modified_in_p,
3871 const_note_storeskeep_with_call_p, condjump_label,
3872 reversed_comparison, reversed_comparison_code,
3873 reversed_comparison_code_parts, memory_modified_in_insn_p,
3874 stack_regs_mentioned): Likewise.
3875 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
3876 keep_with_call_p): Likewise.
3877 * sched-deps.c (deps_may_trap_p, sched_get_condition,
3878 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
3879 sd_lists_size, sd_lists_empty_p): Likewise.
3880 * sched-int.h (sched_insns_conditions_mutex_p,
3881 haifa_classify_insn, no_real_insns_p,
3882 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
3883 sd_lists_size, sd_lists_empty_p): Likewise.
3884 * sdbout.c (sdb_debug_hooks): Likewise.
3885 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
3886 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
3887 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
3889 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
3890 tree_can_throw_internal): Likewise.
3891 * tree-flow-inline.h (phi_nodes): Likewise.
3892 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
3893 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
3894 * tree-gimple.c (const_get_call_expr_in): Likewise.
3895 * tree-gimple.h (const_get_call_expr_in): Likewise.
3896 * tree.c (const_lookup_attribute, attribute_list_equal,
3897 attribute_list_contained): Likewise.
3898 * tree.h (attribute_list_equal, attribute_list_contained,
3899 const_lookup_attribute): Likewise.
3900 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
3902 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
3904 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
3905 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
3907 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
3910 * config/alpha/constraints.md: Delete "svn:mime-type" property
3911 with svn propdel "svn:mime-type".
3913 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
3916 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
3917 non NOTE insn doesn't cross basic block.
3918 (noce_try_abs): Likewise.
3919 (noce_process_if_block): Likewise.
3921 2007-08-26 David Edelsohn <edelsohn@gnu.org>
3924 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
3925 operand without auto-inc-dec.
3926 * config/rs6000/rs6000.md (floatsidf2_internal): Use
3927 offsettable_mem_operand.
3928 (floatunssidf2_internal): Same.
3929 (fix_truncdfsi2_internal): Same.
3930 (floatsidf_ppc64): Same.
3931 (floatunssidf_ppc64): Same.
3932 (fix_trunctfsi2_internal): Same.
3934 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
3937 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
3938 pass defines needed for version.c.
3940 2007-08-25 Joseph Myers <joseph@codesourcery.com>
3942 * configure.ac (--debug-prefix-map check): Change assembler
3943 version presumed to have feature to 2.18.
3944 * configure: Regenerate.
3946 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3948 * c-common.c (vector_types_convertible_p,
3949 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
3950 self_promoting_args_p): Constify.
3951 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
3952 c_promoting_integer_type_p, self_promoting_args_p,
3953 anon_aggr_type_p, vector_types_convertible_p): Likewise.
3954 * c-decl.c (anon_aggr_type_p): Likewise.
3955 * * c-dump.c (dump_stmt): Likewise.
3956 * c-objc-common.c (has_c_linkage): Likewise.
3957 * c-tree.h (same_translation_unit_p): Likewise.
3958 * c-typeck.c (null_pointer_constant_p,
3959 tagged_types_tu_compatible_p, function_types_compatible_p,
3960 type_lists_compatible_p, lvalue_or_else, lvalue_p,
3961 comptypes_internal, struct tagged_tu_seen_cache,
3962 same_translation_unit_p, alloc_tagged_tu_seen_cache,
3963 c_size_in_bytes): Likewise.
3964 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
3965 hash_ptr, eq_ptr): Likewise.
3966 * langhooks-def.h (lhd_decl_ok_for_sibcall,
3967 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
3968 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
3969 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
3971 * optabs.c (optab_for_tree_code): Likewise.
3972 * optabs.h (optab_for_tree_code): Likewise.
3973 * rtl.h (simplify_rtx): Likewise.
3974 * simplify-rtx.c (simplify_rtx): Likewise.
3975 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
3976 dump_flag, dump_node): Likewise.
3977 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
3978 queue_and_dump_type, dump_flag): Likewise.
3979 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
3980 * tree-pass.h (dump_node): Likewise.
3981 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
3982 supportable_narrowing_operation): Likewise.
3983 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
3984 supportable_narrowing_operation): Likewise.
3985 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
3986 is_negative_overflow_infinity, is_positive_overflow_infinity,
3987 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
3988 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
3989 update_value_range, add_equivalence, ssa_name_nonnegative_p,
3990 ssa_name_nonzero_p, fp_predicate): Likewise.
3991 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
3992 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
3993 ssa_name_nonnegative_p): Likewise.
3995 2007-08-25 Hans Kester <hans.kester@ellips.nl>
3997 * config.gcc : Add x86_64-elf target.
3999 2007-08-25 Jakub Jelinek <jakub@redhat.com>
4001 * expr.c (store_expr): Fix order of store_by_pieces arguments.
4003 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
4004 Nigel Stephens <nigel@mips.com>
4008 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
4009 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
4010 * expr.c (SET_BY_PIECES_P): Define.
4011 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
4012 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
4013 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
4015 * expr.h (SET_RATIO): Define.
4016 (can_store_by_pieces, store_by_pieces): Update prototypes.
4017 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
4018 can_store_by_pieces/store_by_pieces.
4019 (expand_builtin_memcpy_args): Likewise.
4020 (expand_builtin_strncpy): Likewise.
4021 (expand_builtin_memset_args): Likewise. Also remove special case
4022 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
4023 decide what to do instead.
4024 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
4025 to can_store_by_pieces.
4027 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
4028 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
4030 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
4031 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
4032 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
4033 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
4034 (STORE_BY_PIECES_P): Define.
4036 2007-08-24 Tom Tromey <tromey@redhat.com>
4038 * varpool.c (varpool_last_needed_node): Fix comment typo.
4039 * c-decl.c (duplicate_decls): Fix comment typo.
4040 (clone_underlying_type): Update comment.
4042 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4044 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
4045 alpha_in_small_data_p, alpha_split_complex_arg,
4046 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
4048 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
4049 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
4051 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
4052 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
4053 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
4054 * config/darwin.c (darwin_binds_local_p): Likewise.
4055 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
4057 * config/i386/i386-protos.h (i386_pe_binds_local_p,
4058 i386_pe_valid_dllimport_attribute_p): Likewise.
4059 * config/i386/i386.c (ix86_function_regparm,
4060 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
4061 x86_can_output_mi_thunk, ix86_mangle_type,
4062 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
4063 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
4064 i386_pe_binds_local_p): Likewise.
4065 * config/ia64/ia64.c
4066 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
4067 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
4068 ia64_invalid_conversion, ia64_invalid_unary_op,
4069 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
4071 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
4072 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
4073 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
4074 * config/mips/mips.c (mips_use_blocks_for_constant_p,
4075 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
4076 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
4077 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
4078 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
4079 * config/pa/pa.c (pa_commutative_p): Likewise.
4080 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
4082 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
4083 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
4084 rs6000_use_blocks_for_constant_p,
4085 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
4086 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
4087 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
4088 * config/s390/s390.c (s390_mangle_type,
4089 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
4091 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
4092 th_in_small_data_p): Likewise.
4093 * config/sh/sh.c (sh_ms_bitfield_layout_p,
4094 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
4096 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
4097 sparc_mangle_type): Likewise.
4098 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
4099 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
4100 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
4102 * hooks.c (hook_bool_mode_const_rtx_false,
4103 hook_bool_mode_const_rtx_true,
4104 hook_bool_const_tree_hwi_hwi_const_tree_false,
4105 hook_bool_const_tree_hwi_hwi_const_tree_true,
4106 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
4107 hook_constcharptr_const_tree_null,
4108 hook_constcharptr_const_rtx_null,
4109 hook_constcharptr_const_tree_const_tree_null,
4110 hook_constcharptr_int_const_tree_null,
4111 hook_constcharptr_int_const_tree_const_tree_null): New.
4112 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
4113 hook_bool_tree_hwi_hwi_tree_false,
4114 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
4115 hook_int_tree_tree_1, hook_constcharptr_tree_null,
4116 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
4117 hook_constcharptr_int_tree_null,
4118 hook_constcharptr_int_tree_tree_null): Delete.
4119 (default_can_output_mi_thunk_no_vcall): Constify.
4120 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
4121 hook_bool_tree_hwi_hwi_tree_false,
4122 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
4123 hook_int_tree_tree_1, hook_constcharptr_tree_null,
4124 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
4125 hook_constcharptr_int_tree_null,
4126 hook_constcharptr_int_tree_tree_null): Delete.
4127 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
4128 hook_bool_const_tree_hwi_hwi_const_tree_false,
4129 hook_bool_const_tree_hwi_hwi_const_tree_true,
4130 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
4131 hook_constcharptr_const_tree_null,
4132 hook_constcharptr_const_rtx_null,
4133 hook_constcharptr_const_tree_const_tree_null,
4134 hook_constcharptr_int_const_tree_null,
4135 hook_constcharptr_int_const_tree_const_tree_null): New.
4136 (default_can_output_mi_thunk_no_vcall): Constify.
4137 * integrate.c (function_attribute_inlinable_p): Likewise.
4138 * integrate.h (function_attribute_inlinable_p): Likewise.
4139 * jump.c (rtx_renumbered_equal_p): Likewise.
4140 * output.h (decl_readonly_section, categorize_decl_for_section,
4141 default_use_anchors_for_symbol_p, default_binds_local_p,
4142 default_binds_local_p_1): Likewise.
4143 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
4145 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
4146 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
4147 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
4148 TARGET_COMP_TYPE_ATTRIBUTES,
4149 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
4150 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
4151 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
4152 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
4153 TARGET_DWARF_CALLING_CONVENTION): Likewise.
4154 * target.h (can_output_mi_thunk, needs_block_p,
4155 first_cycle_multipass_dfa_lookahead_guard_spec,
4156 vector_alignment_reachable, comp_type_attributes,
4157 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
4158 commutative_p, use_blocks_for_constant_p,
4159 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
4160 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
4161 invalid_within_doloop, valid_dllimport_attribute_p,
4162 split_complex_arg, invalid_arg_for_unprototyped_fn,
4163 invalid_conversion, invalid_unary_op, invalid_binary_op):
4165 * targhooks.c (default_invalid_within_doloop,
4166 hook_invalid_arg_for_unprototyped_fn,
4167 default_builtin_vector_alignment_reachable): Likewise.
4168 (hook_bool_rtx_commutative_p): Delete.
4169 (hook_bool_const_rtx_commutative_p): New.
4170 * targhooks.h (default_invalid_within_doloop,
4171 default_builtin_vector_alignment_reachable,
4172 hook_invalid_arg_for_unprototyped_fn): Constify.
4173 (hook_bool_rtx_commutative_p): Delete.
4174 (hook_bool_const_rtx_commutative_p): New.
4175 * varasm.c (bss_initializer_p, decl_default_tls_model,
4176 categorize_decl_for_section, decl_readonly_section,
4177 default_use_anchors_for_symbol_p, default_binds_local_p,
4178 default_binds_local_p_1): Constify.
4180 2007-08-24 Jie Zhang <jie.zhang@analog.com>
4182 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
4183 __NO_BUILTIN if -fno-builtin.
4185 2007-08-24 Jie Zhang <jie.zhang@analog.com>
4187 * config/bfin/bfin.c (print_operand): Report error instead of
4188 ICE for wrong operand.
4190 2007-08-24 Michael Matz <matz@suse.de>
4192 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
4194 2007-08-24 Richard Guenther <rguenther@suse.de>
4197 * tree-ssa.c (useless_type_conversion_p): Split into a
4198 recursive and a non-recursive part.
4199 (useless_type_conversion_p_1): New function.
4200 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
4201 from maybe_fold_offset_to_reference is trivially convertible
4202 to the desired type before doing the simplification.
4204 2007-08-24 Jakub Jelinek <jakub@redhat.com>
4206 * expr.c (store_expr): Optimize initialization of an array
4208 * expr.h (builtin_strncpy_read_str): New prototype.
4209 * builtins.c (builtin_strncpy_read_str): Remove prototype.
4212 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
4215 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
4216 field when initializing if_info structure.
4218 2007-08-24 Richard Guenther <rguenther@suse.de>
4220 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
4222 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
4223 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
4224 * tree-inline.c (inlinable_function_p): Fold in common parts of
4225 the cannot_inline_tree_fn langhook.
4226 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
4227 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
4228 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
4229 cannot_inline_tree_fn langhook.
4230 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
4231 cannot_inline_tree_fn member.
4233 2007-08-24 Richard Guenther <rguenther@suse.de>
4235 * expr.c (get_inner_reference): Do computation of bitoffset
4236 from offset in a way we can detect overflow reliably.
4238 2007-08-24 Jie Zhang <jie.zhang@analog.com>
4240 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
4242 2007-08-24 Jie Zhang <jie.zhang@analog.com>
4244 * config/bfin/bfin.opt (mfast-fp): Add.
4245 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
4246 libbffastfp override libgcc if -mfast-fp.
4247 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
4248 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
4249 (Blackfin Options): Document -mfast-fp.
4251 2007-08-24 Jakub Jelinek <jakub@redhat.com>
4253 PR tree-optimization/32573
4255 * tree-data-ref.c (initialize_data_dependence_relation): Clear
4256 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
4257 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
4258 (build_classic_dist_vector): Return false rather than true if
4259 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
4260 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
4261 returned false. Don't call save_dist_v before calling
4262 build_classic_dist_vector_1.
4263 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
4264 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
4265 DDR_DIR_VECTS vectors.
4267 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
4269 * configure.ac (leb128): Modify sed statement to work with any
4270 binutils version string.
4271 * configure: Regenerate
4273 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4275 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
4276 Wrap in RTX_CODE macro guard.
4277 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
4278 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
4279 arm_mark_dllimport, arm_pe_encode_section_info,
4280 arm_pe_unique_section): Use ISO-C function declarations.
4281 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
4282 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
4283 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
4285 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
4286 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
4288 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
4290 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
4291 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
4292 (register_move_cost): Use ISO-C function declarations.
4293 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
4294 * config/score/score-protos.h (score_declare_object): Add
4296 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
4298 * final.c (profile_function): Avoid empty if-bodies.
4301 * calls.c (must_pass_in_stack_var_size,
4302 must_pass_in_stack_var_size_or_pad): Constify.
4303 * config/alpha/alpha-protos.h (function_value): Likewise.
4304 * config/alpha/alpha.c (alpha_return_in_memory,
4305 alpha_pass_by_reference, function_value,
4306 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
4307 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
4309 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
4310 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4311 TARGET_PROMOTE_PROTOTYPES): Likewise.
4312 * config/arm/arm-protos.h (arm_return_in_memory,
4313 arm_pad_arg_upward, arm_function_value): Likewise.
4314 * config/arm/arm.c (arm_pass_by_reference,
4315 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
4316 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4317 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
4319 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
4320 * config/avr/avr-protos.h (avr_function_value): Likewise.
4321 * config/avr/avr.c (avr_return_in_memory,
4322 gas_output_limited_string, gas_output_ascii, avr_function_value,
4323 avr_return_in_memory): Likewise.
4324 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
4325 * config/bfin/bfin.c (bfin_pass_by_reference,
4326 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
4327 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
4329 * config/cris/cris.c (cris_pass_by_reference,
4330 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
4331 * config/crx/crx.c (crx_return_in_memory): Likewise.
4332 * config/darwin.c (function_base, machopic_function_base_name):
4334 * config/fr30/fr30.c (fr30_must_pass_in_stack,
4335 TARGET_PROMOTE_PROTOTYPES): Likewise.
4336 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
4337 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
4338 * config/i386/i386-protos.h (ix86_return_in_memory,
4339 ix86_sol10_return_in_memory): Likewise.
4340 * config/i386/i386.c (ix86_function_value,
4341 ix86_function_sseregparm, ix86_must_pass_in_stack,
4342 type_natural_mode, classify_argument, examine_argument,
4343 construct_container, ix86_pass_by_reference, function_value_32,
4344 function_value_64, ix86_function_value_1, return_in_memory_32,
4345 return_in_memory_64, return_in_memory_ms_64,
4346 ix86_return_in_memory, ix86_sol10_return_in_memory,
4347 TARGET_PROMOTE_PROTOTYPES): Likewise.
4348 * config/ia64/ia64-protos.h (ia64_function_value,
4349 ia64_hpux_function_arg_padding): Likewise.
4350 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
4351 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
4352 ia64_hpux_function_arg_padding): Likewise.
4353 * config/iq2000/iq2000-protos.h (function_arg,
4354 iq2000_function_value): Likewise.
4355 * config/iq2000/iq2000.c (iq2000_return_in_memory,
4356 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
4357 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
4358 function_arg, iq2000_function_value): Likewise.
4359 * config/m32c/m32c-protos.h (m32c_function_value,
4360 m32c_promote_function_return): Likewise.
4361 * config/m32c/m32c.c (m32c_pass_by_reference,
4362 m32c_promote_prototypes, m32c_promote_function_return,
4363 m32c_function_value): Likewise.
4364 * config/m32r/m32r.c (m32r_return_in_memory,
4365 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
4366 m32r_in_small_data_p): Likewise.
4367 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
4369 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
4370 m68hc11_function_arg_padding): Likewise.
4371 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
4372 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
4373 m68k_function_value): Likewise.
4374 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
4375 mcore_function_value): Likewise.
4376 * config/mcore/mcore.c (handle_structs_in_regs,
4377 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
4378 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
4379 mcore_num_arg_regs, mcore_function_value): Likewise.
4380 * config/mips/mips-protos.h (mips_pad_arg_upward,
4381 mips_function_value): Likewise.
4382 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
4383 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
4384 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4385 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
4386 mips_function_value): Likewise.
4387 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
4389 * config/mmix/mmix.c (mmix_pass_by_reference,
4390 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
4391 mmix_encode_section_info): Likewise.
4392 * config/mn10300/mn10300-protos.h (mn10300_function_value):
4394 * config/mn10300/mn10300.c (mn10300_return_in_memory,
4395 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
4396 mn10300_function_value): Likewise.
4397 * config/mt/mt-protos.h (mt_function_value): Likewise.
4398 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
4399 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
4400 * config/pa/pa-protos.h (function_arg_padding, function_value,
4401 pa_return_in_memory): Likewise.
4402 * config/pa/pa.c (pa_pass_by_reference,
4403 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
4404 function_arg_padding, function_value, pa_return_in_memory):
4406 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
4407 * config/rs6000/rs6000-protos.h (rs6000_function_value,
4408 function_arg_padding): Likewise.
4409 * config/rs6000/rs6000.c (rs6000_return_in_memory,
4410 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
4411 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
4412 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4413 function_arg_padding, altivec_expand_dst_builtin,
4414 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
4415 altivec_init_builtins, rs6000_common_init_builtins,
4416 rs6000_function_value): Likewise.
4417 * s390/s390-protos.h (s390_function_value): Likewise.
4418 * config/s390/s390.c (s390_function_arg_size,
4419 s390_pass_by_reference, s390_return_in_memory,
4420 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
4421 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
4422 * config/score/score-protos.h (score_function_value): Likewise.
4423 * config/score/score.c (score_arg_partial_bytes,
4424 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4425 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
4426 score_pass_by_reference, score_add_offset, score_function_value):
4428 * config/sh/sh-protos.h (sh_attr_renesas_p,
4429 sh_promote_prototypes): Likewise.
4430 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
4431 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
4432 sh_attr_renesas_p): Likewise.
4433 * config/sparc/sparc-protos.h (function_value,
4434 function_arg_padding): Likewise.
4435 * config/sparc/sparc.c (sparc_promote_prototypes,
4436 sparc_return_in_memory, sparc_pass_by_reference,
4437 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4438 function_arg_record_value_2, function_arg_record_value_1,
4439 function_arg_record_value, function_arg_record_value,
4440 function_arg_padding, function_value): Likewise.
4441 * config/spu/spu-protos.h (spu_function_value): Likewise.
4442 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
4443 spu_function_value): Likewise.
4444 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
4446 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
4447 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
4448 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
4450 * config/v850/v850.c (v850_return_in_memory,
4451 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
4452 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
4453 * config/xtensa/xtensa.c (xtensa_return_in_msb,
4454 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
4455 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
4457 * explow.c (promote_mode, hard_function_value): Likewise.
4458 * expr.h (hard_function_value, promote_mode): Likewise.
4459 * function.c (aggregate_value_p): Likewise.
4460 * hooks.c (hook_bool_const_tree_true): New.
4461 * hooks.h (hook_bool_const_tree_true): New.
4462 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
4463 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
4464 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
4465 TARGET_RETURN_IN_MSB): Likewise.
4466 * target.h (promote_function_args, promote_function_return,
4467 promote_prototypes, return_in_memory, return_in_msb,
4468 pass_by_reference, must_pass_in_stack, callee_copies,
4469 function_value): Likewise.
4470 * targhooks.c (default_return_in_memory,
4471 hook_pass_by_reference_must_pass_in_stack,
4472 hook_callee_copies_named,
4473 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
4474 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
4475 default_function_value): Likewise.
4476 * targhooks.h (default_return_in_memory,
4477 hook_pass_by_reference_must_pass_in_stack,
4478 hook_callee_copies_named,
4479 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
4480 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
4481 default_function_value): Likewise.
4482 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
4483 (equiv_class_label_hash, equiv_class_label_eq): Constify.
4484 * tree-vectorizer.c (bb_in_loop_p): Likewise.
4485 * tree.c (needs_to_live_in_memory): Likewise.
4486 * tree.h (struct tree_type, needs_to_live_in_memory,
4487 aggregate_value_p, must_pass_in_stack_var_size,
4488 must_pass_in_stack_var_size_or_pad): Likewise.
4489 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
4490 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
4491 lookup_filename): Likewise.
4493 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
4496 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
4497 fake fcomi i387 instruction for !TARGET_CMOVE.
4498 (ix86_expand_branch): Expand natural sequence with one jump for
4499 all targets, not only TARGET_CMOVE.
4500 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
4501 pattern to implement fake fcomi sequence. Split instruction after
4502 reload to correct compare sequences.
4503 (*cmpfp_xf_cc): Ditto.
4504 (*cmpfp_<mode>_cc): Ditto.
4505 (*cmpfp_u_cc): Ditto.
4506 (*cmpfp_<mode>_cc): Ditto.
4508 2007-08-23 Richard Guenther <rguenther@suse.de>
4510 * tree-pretty-print.c (dump_generic_node): Annotate
4511 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
4513 2007-08-23 Richard Guenther <rguenther@suse.de>
4515 * builtins.c (expand_builtin_mathfn): Wrap argument in
4516 save_expr directly instead of re-building the call.
4517 (expand_builtin_mathfn_2): Likewise.
4518 (expand_builtin_mathfn_3): Likewise.
4519 (expand_builtin_interclass_mathfn): Likewise.
4520 (expand_builtin_int_roundingfn): Set arg.
4521 (expand_builtin_int_roundingfn_2): Likewise.
4523 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
4525 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
4526 *sse_nand<mode>3, *sse_xor<mode>3): New.
4528 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
4530 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
4531 * config/i386/i386.c (print_operand): Handle ';' code. Output
4532 semicolon for TARGET_MACHO.
4533 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
4534 emit semicolon after 'lock' prefix.
4535 (sync_double_compare_and_swap<mode>): Ditto.
4536 (*sync_double_compare_and_swapdi_pic): Ditto.
4537 (*sync_compare_and_swap_cc<mode>): Ditto.
4538 (sync_double_compare_and_swap_cc<mode>): Ditto.
4539 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
4540 (sync_old_add<mode>): Ditto.
4541 (sync_add<mode>): Ditto.
4542 (sync_sub<mode>): Ditto.
4543 (sync_ior<mode>): Ditto.
4544 (sync_and<mode>): Ditto.
4545 (sync_xor<mode>): Ditto.
4547 2007-08-22 Chao-ying Fu <fu@mips.com>
4549 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
4551 (copy_rtx): Handle CONST_FIXED.
4552 (rtx_equal_p): Likewise.
4553 * rtl.h (fixed_value.h): New include.
4554 (rtx_def): Add a new field of fixed_value to u.
4555 (XCNMPFV): Define for accessing fixed_value.
4556 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
4558 * rtl.def (CONST_FIXED): New constant.
4559 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
4560 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
4561 US_ASHIFT): New codes.
4562 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
4563 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
4564 unsigned_fract_convert, unsigned_sat_fract): Document them.
4565 * varasm.c (assemble_integer): Extend to support fixed-point constants
4566 by using different machine classes.
4567 (decode_addr_const): Handle FIXED_CST.
4568 (const_hash_1): Likewise.
4569 (compare_constant): Likewise.
4570 (copy_constant): Likewise.
4571 (const_rtx_hash_1): Handle CONST_FIXED.
4572 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
4573 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
4575 (initializer_constant_valid_p): Handle FIXED_CST.
4576 (output_constant): Support FIXED_POINT_TYPE.
4577 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
4578 * cse.c (hash_rtx): Support CONST_FIXED.
4579 (exp_equiv_p): Likewise.
4580 (cannon_reg): Likewise.
4581 (fold_rtx): Likewise.
4582 (equiv_constant): Likewise.
4583 (cse_process_notes_1): Likewise.
4584 (count_reg_usage): Likewise.
4585 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
4586 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
4587 (wrap_constant): Check CONST_FIXED.
4588 (cselib_hash_rtx): Support CONST_FIXED.
4589 (cselib_subst_to_values): Likewise.
4590 * df-scan.c (df_uses_record): Likewise.
4591 * gcse.c (want_to_gcse_p): Likewise.
4592 (oprs_unchanged_p): Likewise.
4593 (oprs_not_set_p): Likewise.
4594 (compute_transp): Likewise.
4595 (extract_mentioned_regs_helper): Likewise.
4596 * genemit.c (gen_exp): Likewise.
4597 * local-alloc.c (equiv_init_varies_p): Likewise.
4598 (contains_replace_regs): Likewise.
4599 (memref_referenced_p): Likewise.
4600 * loop-invariant.c (check_maybe_invariant): Likewise.
4601 (hash_invariant_expr_1): Likewise.
4602 (invariant_expr_equal_p): Likewise.
4603 * postreload-gcse.c (oprs_unchanged_p): Likewise.
4604 * regclass.c (reg_scan_mark_refs): Likewise.
4605 * regrename.c (scan_rtx): Likewise.
4606 * resource.c (mark_referenced_resources): Likewise.
4607 (mark_set_resources): Likewise.
4608 * rtlanal.c (rtx_unstable_p): Likewise.
4609 (rtx_varies_p): Likewise.
4610 (count_occurrences): Likewise.
4611 (reg_mentioned_p): Likewise.
4612 (modified_between_p): Likewise.
4613 (modified_in_p): Likewise.
4614 (volatile_insn_p): Likewise.
4615 (volatile_refs_p): Likewise.
4616 (side_effects_p): Likewise.
4617 (may_trap_p_1): Likewise.
4618 (inequality_comparisons_p): Likewise.
4619 (computed_jump_p_1): Likewise.
4620 (commutative_operand_precedence): Likewise.
4621 * sched-deps.c (sched_analyze_2): Likewise.
4622 * sched-vis.c (print_value): Likewise.
4623 * reload.c (operands_match_p): Likewise.
4624 (subst_reg_equivs): Likewise.
4625 * reload1.c (eliminate_regs_1): Likewise.
4626 (elimination_effects): Likewise.
4627 (scan_paradoxical_subregs): Likewise.
4628 * alias.c (rtx_equal_for_memref_p): Likewise.
4629 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
4630 * emit-rtl.c (const_fixed_htab): New hash table.
4631 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
4633 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
4634 const_fixed_from_fixed_value): New functions.
4635 (verify_rtx_sharing): Handle CONST_FIXED.
4636 (copy_rtx_if_shared_1): Likewise.
4637 (reset_used_flags): Likewise.
4638 (set_used_flags): Likewise.
4639 (copy_insn_1): Likewise.
4640 (init_emit_once): Create const_fixed_htab.
4641 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
4643 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
4645 PR tree-optimization/32949
4646 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
4647 before failing for ivs with non-constant step.
4649 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
4651 * doc/md.texi (Iterators): Renamed from Macros. All contents
4652 changed to reflect rename of respectively define_code_macro and
4653 define_mode_macro to define_code_iterator and define_mode_iterator.
4654 (Mode Iterators, Code Iterators): Similar.
4655 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
4656 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
4657 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
4658 (initialize_iterators, find_iterator, check_code_iterator)
4659 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
4660 (read_mapping, read_rtx_1): Similar.
4661 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
4662 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
4663 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
4664 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
4665 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
4666 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
4667 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
4668 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
4669 config/rs6000/sync.md, config/rs6000/rs6000.md,
4670 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
4671 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
4672 config/vax/vax.md, config/bfin/bfin.md: Similar.
4674 2007-08-22 David Daney <ddaney@avtrex.com>
4676 * doc/install.texi (Testing): Mention testing on a simulator.
4678 2007-08-22 Janis Johnson <janis187@us.ibm.com>
4680 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
4682 * doc/libgcc.texi (Decimal float library routines): Fix formatting
4683 and rearrange floating point conversion functions into different
4686 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
4688 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
4689 dfa_post_advance_cycle): New scheduler hooks.
4690 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
4691 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
4693 (TARGET_SCHED): Use them.
4694 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
4695 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
4696 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
4698 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
4699 function to facilitate debugging.
4700 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
4701 (output_insn_has_dfa_reservation_p): New static function to output
4702 insn_has_dfa_reservation_p ().
4703 (write_automata): Use it.
4704 * genattr.c (main): Output declaration for
4705 insn_has_dfa_reservation_p ().
4707 2007-08-22 Christian Bruel <christian.bruel@st.com>
4708 Richard Guenther <rguenther@suse.de>
4710 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
4711 * simplify_rtx (simplify_binary_operation_1): Likewise.
4713 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
4715 PR rtl-optimization/32557
4716 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
4717 of REGNO (mws->mw_reg).
4719 2007-08-22 Richard Guenther <rguenther@suse.de>
4722 * builtins.c (expand_builtin_int_roundingfn): Replace call
4723 argument wrapped with SAVE_EXPR directly.
4724 (expand_builtin_int_roundingfn_2): Likewise.
4726 2007-08-22 Richard Guenther <rguenther@suse.de>
4728 * tree-inline.c (inlinable_function_p): Restore disregarding
4729 inline limits for GNU extern inline functions.
4731 2007-08-22 Richard Guenther <rguenther@suse.de>
4734 * tree.c (host_integerp): Treat sizetype as signed as it is
4737 2007-08-21 Ian Lance Taylor <iant@google.com>
4739 PR tree-optimization/33134
4740 * tree-vrp.c (adjust_range_with_scev): Call
4741 set_value_range_to_value.
4743 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
4745 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
4748 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
4750 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
4753 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
4755 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
4756 cases to set eight bytes at a time.
4757 (expand_block_move): Likewise.
4759 2007-08-21 Jakub Jelinek <jakub@redhat.com>
4762 * dwarf2out.c (gen_decl_die): Don't call
4763 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
4765 2007-08-21 Paul Brook <paul@codesourcery.com>
4766 Nathan Sidwell <nathan@codesourcery.com>
4767 Mark Mitchell <mark@codesourcery.com>
4768 Joseph Myers <joseph@codesourcery.com>
4770 * configure.ac: Add --with-pkgversion and --with-bugurl.
4771 * configure: Regenerate.
4772 * doc/install.texi: Document them.
4773 * version.c (version_string): Remove VERSUFFIX.
4774 (VERSUFFIX): Remove.
4775 (pkgversion_string): New.
4776 (bug_report_url): Do not hard-code initializer.
4777 * version.h (pkgversion_string): Declare.
4778 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
4780 (version.o): Define PKGVERSION and BUGURL.
4781 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
4782 (%.pod): Define BUGURL.
4783 * gcc.c (process_command, main): Use pkgversion_string.
4784 * toplev.c (compile_file, print_version): Likewise.
4785 * protoize.c (main): Likewise.
4786 * gcov.c (print_version): Likewise. Update copyright date.
4787 * gcov-dump.c (print_version): Likewise. Update copyright date.
4788 * mips-tdump.c (main): Likewise. Update copyright date.
4789 * mips-tfile.c (main): Likewise. Update copyright date.
4790 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
4791 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
4792 shorten description.
4793 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
4794 * doc/gccint.texi: Likewise.
4795 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
4796 Update copyright date.
4798 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
4800 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
4801 (ix86_expand_strlensi_unroll_1): Ditto.
4802 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
4803 (ix86_expand_carry_flag_compare): Update comment.
4805 2007-08-21 Jakub Jelinek <jakub@redhat.com>
4808 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
4809 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
4811 2007-08-21 Richard Guenther <rguenther@suse.de>
4813 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
4815 2007-08-21 Richard Guenther <rguenther@suse.de>
4818 * fold-const.c (fold_binary): Remove index +p PTR folding.
4819 Fix types of POINTER_PLUS_EXPR generated by folding of
4822 2007-08-20 Chao-ying Fu <fu@mips.com>
4824 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
4825 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
4826 RID_ONEWAY, so that it can be checked in declspecs_add_type.
4827 (c_common_fixed_point_type_for_size): Declare.
4828 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
4829 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
4830 (c_token_starts_declspecs): Likewise.
4831 (c_parser_declspecs): Likewise.
4832 (c_parser_attributes): Likewise.
4833 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
4834 (c_declspecs): Add saturating_p.
4835 * c-decl.c (build_null_declspecs): Initialize saturating_p.
4836 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
4837 _Sat. Handle RID_SAT.
4838 Avoid using void, bool, char, int, float, double, _Decimal32,
4839 _Decimal64, _Decimal128, and complex with _Sat.
4840 Handle RID_FRACT and RID_ACCUM.
4841 Make sure _Sat is used with _Fract or _Accum.
4842 (finish_declspecs): Handle cts_fract and cts_accum.
4843 * c-common.c (fixed-value.h): New include.
4844 (constant_expression_warning): Handle FIXED_CST.
4845 (overflow_warning): Likewise.
4846 (warnings_for_convert_and_check): Likewise.
4847 (c_common_fixed_point_type_for_size): New.
4848 (c_common_type_for_mode): Handle fixed-point modes to
4849 return various saturating/non-saturating, signed/unsigned types.
4850 (c_common_signed_or_unsigned_type): Support fixed-point types.
4851 (shorten_compare): Check fixed-point zero.
4852 Handle FIXED_POINT_TYPE.
4853 (c_common_truthvalue_conversion): Handle FIXED_CST.
4854 Handle FIXED_POINT_TYPE.
4855 (c_common_nodes_and_builtins): Record builtin types for fixed-point
4857 (handle_mode_attribute): Handle fixed-point modes. Need to check
4858 if the signness of base type and fixed-point modes are consistent.
4859 (handle_vector_size_attribute): Handle fixed-point modes.
4860 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
4861 (warn_for_div_by_zero): Check fixed-point zero.
4862 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
4863 a common fixed-point type based on fbit, ibit, sign, and saturation.
4864 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
4865 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
4866 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
4867 (convert_for_assignment): Support FIXED_POINT_TYPE.
4868 (digest_init): Handle FIXED_POINT_TYPE.
4869 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
4870 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
4871 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
4872 GE_EXPR, LT_EXPR, GT_EXPR.
4873 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
4874 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
4875 * target.h (gcc_target): Add fixed_point_supported_p.
4876 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
4877 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
4878 (default_fixed_point_supported_p): Define.
4879 * targhooks.h (default_fixed_point_supported_p): Declare.
4880 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
4881 * doc/install.texi (Configuration): Add --enable-fixed-point.
4882 * configure.ac (--enable-fixed-point): New to enable fixed-point
4883 arithmetic extension to C. For mips targets, we enable it by default.
4884 * configure, config.in: Regenerate.
4886 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
4888 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
4890 2007-08-20 David Edelsohn <edelsohn@gnu.org>
4892 * dwarf2out.c (text_section_used): Move declaration outside ifdef
4893 DWARF2_DEBUGGING_INFO.
4894 (cold_text_section_used): Same.
4895 (cold_text_section): Same.
4897 2007-08-20 Richard Guenther <rguenther@suse.de>
4899 * c-typeck.c (convert_for_assignment): Use the type of
4900 the member for the initialization.
4902 2007-08-20 Richard Guenther <rguenther@suse.de>
4904 * c-objc-common.c (c_disregard_inline_limits): Remove.
4905 * c-objc-common.h (c_disregard_inline_limits): Likewise.
4906 * cgraphunit.c (cgraph_process_new_functions): Call
4907 disregard_inline_limits_p.
4908 (cgraph_preserve_function_body_p): Likewise.
4909 * ipa-inline.c (compute_inline_parameters): Likewise.
4910 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
4912 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
4913 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
4914 disregard_inline_limits langhook.
4915 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
4917 * langhooks.h (lang_hooks_for_tree_inlining): Remove
4918 disregard_inline_limits langhook.
4919 * tree-inline.c (disregard_inline_limits_p): New function.
4920 * tree-inline.h (disregard_inline_limits_p): Declare.
4922 2007-08-20 Richard Guenther <rguenther@suse.de>
4924 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
4925 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
4926 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
4927 auto_var_in_fn_p langhook.
4928 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
4930 * tree.c (auto_var_in_fn_p): ... here.
4931 (find_var_from_fn): Call auto_var_in_fn_p directly.
4932 * langhooks.h (lang_hooks_for_tree_inlining): Remove
4933 auto_var_in_fn_p langhook.
4934 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
4935 (copy_body_r): Likewise.
4936 (self_inlining_addr_expr): Likewise.
4937 * tree.h (auto_var_in_fn_p): Declare.
4939 2007-08-20 Richard Guenther <rguenther@suse.de>
4941 * tree.c (WALK_SUBTREE): Call walk_tree_1.
4942 (walk_type_fields): Take lh parameter.
4943 (walk_tree): Rename to ...
4944 (walk_tree_1): ... this. Do not call the walk_subtrees
4945 langhook but the now passed callback. Pass lh on recursion.
4946 (walk_tree_without_duplicates): Rename to ...
4947 (walk_tree_without_duplicates_1): ... this. Take lh parameter
4948 and call walk_tree_1.
4949 * tree.h (walk_tree_lh): New typedef.
4950 (walk_tree_1): Declare.
4951 (walk_tree_without_duplicates_1): Likewise.
4952 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
4953 (walk_tree_without_duplicates): New define to
4954 walk_tree_without_duplicates_1 with NULL lh parameter.
4955 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
4956 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
4958 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
4959 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
4960 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
4963 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
4966 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
4967 code in front of the compacting of basic blocks.
4968 Move the folding of statements inbetween the cgraph checking
4969 and compacting of basic blocks.
4971 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
4972 Serge Belyshev <belyshev@depni.sinp.msu.ru>
4975 * config/alpha/alpha.c (va_list_skip_additions): Check for
4976 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
4977 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
4978 PLUS_EXPR when checking ap.__base.
4979 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
4980 when doing addition on pointer types. Use size_int instead of
4982 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
4983 ptr_type in the second operand.
4985 2007-08-19 Andrew Pinski <pinskia@gmail.com>
4988 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
4990 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
4993 * cfgexpand.c (expand_one_register_var): Mark pointer
4994 DECL_ARTIFICIAL as REG_POINTER also.
4995 * stmt.c (expand_decl): Likewise.
4997 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
5004 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
5005 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
5006 on_worklist argument and avoid adding things to worklist multiple
5008 (add_to_worklist): Ditto.
5009 (mark_aliases_call_clobbered): Mark entire structure clobbered if
5010 single SFT is clobbered.
5011 (set_initial_properties): Ditto.
5012 (compute_call_clobbered): Update for changes to function
5014 (create_overlap_variables_for): Always create SFT for offset 0.
5015 (create_structure_vars): Handle PHI's, since we are in SSA form at
5017 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
5018 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
5020 (add_vars_for_offset): Figure out aliases from access + points-to.
5021 (add_virtual_operand): Use add_vars-for_offset.
5022 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
5023 (add_call_clobber_ops): Remove makes_clobbering_call set.
5024 (get_expr_operands): Always pass through the INDIRECT_REF
5026 * tree-ssa-structalias.c (struct constraint_graph): Remove
5028 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
5029 address_taken, pt_used, number_incoming.
5030 (FIRST_ADDR_NODE): Removed.
5031 (merge_graph_nodes): Remove broken code for the moment.
5032 (init_graph): New function.
5033 (build_pred_graph): Remove code to init_graph.
5034 Add location equivalence support.
5035 (struct scc_info): Rename roots to deleted.
5037 (init_scc_info): Ditto
5038 (init_topo_info): Use graph->size.
5039 (compute_topo_order): Ditto.
5040 (do_da_constraint): Removed.
5041 (do_sd_constraint): Remove calls to find().
5042 set_union_with_increment should always get 0 as last arg here.
5043 (do_complex_constraint): Replace do_da_constraint with assert.
5045 (struct equiv_class_label): New.
5046 (pointer_equiv_class_table): Ditto.
5047 (location_equiv_class_table): Ditto.
5048 (equiv_class_label_hash): Ditto.
5049 (equiv_class_label_eq): Ditto
5050 (equiv_class_lookup): Ditto.
5051 (equiv_class_ladd): Ditto.
5052 (pointer_equiv_class): Ditto.
5053 (location_equiv_class): Ditto.
5054 (condense_visit): Rename and rewrite from label_visit to do only
5055 SCC related stuff for HU.
5056 (label_visit): Do HU work for HU.
5057 (perform_var_substitution): Update to do HU and location
5059 (free_var_substitution_info): Update to free HU and location
5060 equivalence structures. */
5061 (find_equivalent_node): Update for pointer but not location
5063 (unite_pointer_equivalences): New function.
5064 (move_complex_constraints): Rewrite to only do moving.
5065 (rewrite_constraints): Split out of move_complex_constraints.
5066 (solve_graph): Use graph->size.
5067 (process_constraint_1): Add from_call argument, use it.
5068 Split *a = &b into two constraints.
5069 (process_constraint): Use new process_constraint_1.
5070 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
5071 (get_constraint_for): Handle non-pointer integers properly.
5072 Remove code that used to handle structures.
5073 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
5074 with unknown addends.
5075 (handle_rhs_call): New function.
5076 (find_func_aliases): Use handle_rhs_call.
5077 (set_uids_in_ptset): Add an assert.
5078 (set_used_smts): Fix bug in not considering unified vars.
5079 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
5080 (compute_points_to_sets): Update for other function changes.
5081 (delete_points_to_sets): Ditto.
5082 (ipa_pta_execute): Ditto.
5083 (pass_ipa_pta): We need to update SSA after ipa_pta.
5085 2007-08-19 Jan Hubicka <jh@suse.cz>
5087 * i386.md: Replace "rim" and "mri" constraints by "g".
5089 2007-08-19 Joseph Myers <joseph@codesourcery.com>
5091 * dwarf2out.c (text_section_used, cold_text_section_used,
5092 cold_text_section, dwarf2out_note_section_used): New.
5093 (dwarf2out_init): Initialize cold_text_section.
5094 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
5095 dwarf2out_note_section_used.
5096 (size_of_aranges): Only count entry for text section if it was
5097 used. Count entry for cold text section if it was used.
5098 (output_aranges): Only output entries for text section and cold
5099 text section if they were used.
5101 2007-08-19 Andrew Pinski <pinskia@gmail.com>
5103 * tree-pretty-print.c (debug_generic_expr): Add a comment about
5105 (debug_generic_stmt): Likewise.
5106 (debug_tree_chain): Likewise.
5108 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
5110 * tree-data-refs.c (split_constant_offset): Expose.
5111 * tree-data-refs.h (split_constant_offset): Add declaration.
5113 * tree-vectorizer.h (dr_alignment_support): Renamed
5114 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
5115 Added a new value dr_explicit_realign.
5116 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
5117 dr_offset, dr_step, and dr_aligned_to, along with new access
5118 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
5119 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
5120 STMT_VINFO_DR_ALIGNED_TO.
5122 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
5124 In case of outer-loop vectorization with non-fixed misalignment - use
5125 the dr_explicit_realign scheme instead of the optimized realignment
5127 (new_stmt_vec_info): Initialize new fields.
5129 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
5130 'nested_in_vect_loop' case. Change verbosity level.
5131 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
5132 Don't fail on zero step in the outer-loop for loads.
5133 (vect_analyze_data_refs): Call split_constant_offset to calculate
5134 base, offset and init relative to the outer-loop.
5136 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
5137 BSI function argument with a new function argument - at_loop.
5138 Simplify the condition that determines STEP. Takes additional argument
5139 INV_P. Support outer-loop vectorization (handle the
5140 nested_in_vect_loop case), including zero step in the outer-loop. Call
5141 vect_create_addr_base_for_vector_ref with additional argument.
5142 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
5143 Updated function documentation. Handle the 'nested_in_vect_loop' case.
5144 Fixed and simplified calculation of step.
5145 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
5146 of bsi, and with additional argument. Call bump_vector_ptr with
5147 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
5148 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
5149 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
5150 when the realignment setup needs to take place inside the loop.
5151 Support the dr_explicit_realign scheme. Allow generating the optimized
5152 realignment scheme for outer-loop vectorization. Added documentation.
5153 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
5154 the 'nested_in_vect_loop' case, including loads that are invariant in
5155 the outer-loop and the realignment schemes. Handle the case when the
5156 realignment setup needs to take place inside the loop. Call
5157 vect_setup_realignment with additional arguments. Call
5158 vect_create_data_ref_ptr with additional argument and with loop instead
5159 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
5160 (vect_gen_niters_for_prolog_loop): Call
5161 vect_create_addr_base_for_vector_ref with additional arguments.
5162 (vect_create_cond_for_align_checks): Likewise.
5163 (bump_vector_ptr): Updated to support the new dr_explicit_realign
5164 scheme: takes additional argument bump; argument ptr_incr is now
5165 optional; updated documentation.
5166 (vect_init_vector): Takes additional argument (bsi). Use it, if
5167 available, to insert the vector initialization.
5168 (get_initial_def_for_induction): Pass additional argument in call to
5170 (vect_get_vec_def_for_operand): Likewise.
5171 (vect_setup_realignment): Likewise.
5172 (vectorizable_load): Likewise.
5174 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
5176 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
5177 as argument instead of struct loop.
5178 (nested_in_vect_loop_p): New function.
5179 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
5181 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
5182 from other phis in the loop.
5183 (destroy_loop_vec_info): Add additional argument to declaration.
5185 * tree-vectorizer.c (supportable_widening_operation): Also check if
5186 nested_in_vect_loop_p (don't allow changing the order in this case).
5187 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
5188 of struct loop. Call nested_in_vect_loop_p and don't require
5189 flag_unsafe_math_optimizations if it returns true.
5190 (new_stmt_vec_info): When setting def_type for phis differentiate
5191 loop-header phis from other phis.
5192 (bb_in_loop_p): New function.
5193 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
5194 just update their loop_vinfo. Order of BB traversal now matters -
5195 call dfs_enumerate_from with bb_in_loop_p.
5196 (destroy_loop_vec_info): Takes additional argument to control whether
5197 stmt_vinfo of the loop stmts should be destroyed as well.
5198 (vect_is_simple_reduction): Allow the "non-reduction" use of a
5199 reduction stmt to be defines by a non loop-header phi.
5200 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
5202 * tree-vect-transform.c (vectorizable_reduction): Call
5203 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
5204 (vectorizable_call): Likewise.
5205 (vectorizable_conversion): Likewise.
5206 (vectorizable_operation): Likewise.
5207 (vectorizable_type_promotion): Likewise.
5208 (vectorizable_type_demotion): Likewise.
5209 (vectorizable_store): Likewise.
5210 (vectorizable_live_operation): Likewise.
5211 (vectorizable_reduction): Likewise. Also pass loop_info to
5212 vect_is_simple_reduction instead of loop.
5213 (vect_init_vector): Call nested_in_vect_loop_p.
5214 (get_initial_def_for_reduction): Likewise.
5215 (vect_create_epilog_for_reduction): Likewise.
5216 (vect_init_vector): Check which loop to work with, in case there's an
5218 (get_initial_def_for_inducion): Extend to handle outer-loop
5219 vectorization. Fix indentation.
5220 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
5221 In the case vect_induction_def get the vector def from the induction
5222 phi node, instead of calling get_initial_def_for_inducion.
5223 (get_initial_def_for_reduction): Extend to handle outer-loop
5225 (vect_create_epilog_for_reduction): Extend to handle outer-loop
5227 (vect_transform_loop): Change assert to just skip this case. Add a
5229 (vect_finish_stmt_generation): Add a couple asserts.
5231 (vect_estimate_min_profitable_iters): Multiply
5232 cost of inner-loop stmts (in outer-loop vectorization) by estimated
5234 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
5235 this is an inner-loop reduction in outer-loop vectorization.
5237 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
5238 Same code as what used to be vect_analyze_scalar_cycles, only with
5239 additional argument loop, and loop_info passed to
5240 vect_is_simple_reduction instead of loop.
5241 (vect_analyze_scalar_cycles): Code factored out into
5242 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
5243 Updated documentation.
5244 (analyze_operations): Check for inner-loop loop-closed exit-phis during
5245 outer-loop vectorization that are live or not used in the outerloop,
5246 cause this requires special handling.
5247 (vect_enhance_data_refs_alignment): Don't consider versioning for
5249 (vect_analyze_data_refs): Check that there are no datarefs in the
5251 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
5252 and vect_used_in_outer_by_reduction cases.
5253 (process_use): Also consider the case of outer-loop stmt defining an
5254 inner-loop stmt and vice versa.
5255 (vect_analyze_loop_1): New function.
5256 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
5257 loops. Call vect_analyze_loop_1.
5258 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
5259 been vectorized. Call destroy_loop_vec_info with additional argument.
5261 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
5262 in the inner-loop when doing outer-loop vectorization. Add
5263 documentation and printout.
5264 (vect_recog_dot_prod_pattern): Likewise. Also add check for
5265 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
5267 2007-08-18 Andrew Pinski <pinskia@gmail.com>
5269 * tree-affine.h (print_aff): New prototype.
5270 (debug_aff): Likewise.
5271 * tree-affine.c (print_aff): New function.
5272 (debug_aff): Likewise.
5274 2007-08-18 Paul Brook <paul@codesourcery.com>
5275 Joseph Myers <joseph@codesourcery.com>
5277 * common.opt (-fdebug-prefix-map=): New option.
5278 * opts.c: Include debug.h.
5279 (common_handle_option): Handle -fdebug-prefix-map.
5280 * final.c: Include ggc.h.
5281 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
5282 remap_debug_filename): New.
5283 * Makefile.in (final.o, opts.o): Update dependencies.
5284 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
5285 * configure.ac: Check for assembler --debug-prefix-map support.
5286 * configure, config.in: Regenerate.
5287 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
5288 (ASM_DEBUG_SPEC): Include ASM_MAP.
5289 * doc/install.texi (--with-debug-prefix-map): Document.
5290 * doc/invoke.texi (-fdebug-prefix-map): Document.
5291 * dbxout.c (dbxout_init, dbxout_start_source_file,
5292 dbxout_source_file): Call remap_debug_filename.
5293 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
5294 dwarf2out_start_source_file, dwarf2out_finish): Call
5295 remap_debug_filename.
5296 (file_table_relative_p): Do not check d->emitted_number.
5297 * toplev.c (output_file_directive): Call remap_debug_filename.
5298 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
5299 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
5301 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5303 * loop-invariant.c (find_invariants_to_move): Add missing macro
5306 2007-08-17 Tom Tromey <tromey@redhat.com>
5308 * tree.h (struct tree_label_decl): Removed old "java" fields.
5310 2007-08-17 Richard Sandiford <richard@codesourcery.com>
5311 Nigel Stephens <nigel@mips.com>
5313 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
5314 Treat -mno-data-in-code and -mcode-xonly as aliases for
5315 -mcode-readable=no and -mcode-readable=pcrel respectively.
5316 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
5317 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
5318 (MULTILIB_DIRNAMES): Update accordingly.
5320 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
5322 * Makefile.in (version.o): Depend on $(REVISION) only if
5323 REVISION_s is defined.
5325 2007-08-17 Sa Liu <saliu@de.ibm.com>
5326 Ulrich Weigand <uweigand@de.ibm.com>
5329 * tree.c (reconstruct_complex_type): For a pointer to a vector,
5330 use build_qualified_type to retain qualifiers of the base type.
5332 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
5334 * config/score/score.md : Update pattern tablejump.
5335 * config/score/score.c : Update score_initialize_trampoline
5337 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
5338 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
5339 * doc/contrib.texi: Add my entry.
5341 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
5343 * Makefile.in (REVISION): New.
5346 (version.o): Also depend on $(REVISION). Add
5347 -DREVISION=$(REVISION_s).
5349 * version.c (version_string): Add REVISION.
5351 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
5353 * tree-eh.c (lower_try_finally_onedest): Reset the locus
5354 of GOTO that's relocated to a different block.
5356 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5358 * c-common.c (const_strip_array_types): New.
5359 * c-common.h (lang_missing_noreturn_ok_p): Delete.
5360 (const_strip_array_types): New.
5361 * c-objc-common.c (c_disregard_inline_limits,
5362 c_warn_unused_global_decl): Constify.
5363 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
5364 c_vla_type_p, c_incomplete_type_error): Likewise.
5365 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
5366 * hooks.c (hook_bool_const_tree_false): New.
5367 * hooks.h (hook_bool_const_tree_false): Likewise.
5368 * langhooks-def.h (lhd_warn_unused_global_decl,
5369 lhd_incomplete_type_error, lhd_expr_size,
5370 lhd_tree_inlining_disregard_inline_limits,
5371 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
5372 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
5373 * langhooks.c (lhd_warn_unused_global_decl,
5374 lhd_incomplete_type_error,
5375 lhd_tree_inlining_disregard_inline_limits,
5376 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
5377 lhd_expr_size): Likewise.
5378 * langhooks.h (lang_hooks_for_tree_inlining,
5379 lang_hooks_for_tree_dump, lang_hooks_for_types,
5380 lang_hooks_for_decls, lang_hooks): Likewise.
5381 * pointer-set.c (pointer_set_t, pointer_set_create,
5382 pointer_set_contains, insert_aux, pointer_set_insert,
5383 pointer_set_traverse, pointer_map_t, pointer_map_create,
5384 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
5386 * pointer-set.h (pointer_set_contains, pointer_set_insert,
5387 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
5388 pointer_map_traverse): Likewise.
5389 * predict.c (assert_is_empty): Likewise.
5390 * tree-affine.c (free_name_expansion): Likewise.
5391 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
5392 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
5393 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
5395 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
5397 * tree-vectorizer.c (new_loop_vec_info): Initialize new
5399 (destroy_loop_vec_info): Add call to VEC_free.
5400 * tree-vectorizer.h (may_alias_ddrs): Define.
5401 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
5402 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
5403 Change reporting to dump.
5404 (vect_is_duplicate_ddr): New.
5405 (vect_mark_for_runtime_alias_test): New.
5406 (vect_analyze_data_ref_dependences) Add call to
5407 vect_mark_for_runtime_alias_test.
5408 (vect_enhance_data_refs_alignment): Define local variable
5409 vect_versioning_for_alias_required, don't perform
5410 peeling for alignment if versioning for alias is
5412 (vect_enhance_data_refs_alignment): Use
5413 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
5414 PARAM_VECT_MAX_VERSION_CHECKS.
5415 * tree-vect-transform.c
5416 (vect_create_cond_for_alias_checks): New.
5417 (vect_transform_loop): Add call to
5418 vect_create_cond_for_alias_checks.
5419 (vect_vfa_segment_size): New.
5420 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
5422 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
5423 * gcc/doc/invoke.texi
5424 (vect-max-version-for-alignment-checks): Document.
5425 (vect-max-version-for-alias-checks): Document.
5426 (vect-max-version-checks): Remove.
5428 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
5430 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
5431 the same line as the instruction for all asm dialects.
5432 (*rep_movsi): Ditto.
5433 (*rep_movsi_rex64): Ditto.
5434 (*rep_movqi): Ditto.
5435 (*rep_movqi_rex64): Ditto.
5436 (*rep_stosdi_rex64): Ditto.
5437 (*rep_stossi): Ditto.
5438 (*rep_stossi_rex64): Ditto.
5439 (*rep_stosqi): Ditto.
5440 (*rep_stosqi_rex64): Ditto.
5441 (*cmpstrnqi_nz_1): Ditto.
5442 (*cmpstrnqi_nz_rex_1): Ditto.
5443 (*cmpstrnqi_1): Ditto.
5444 (*cmpstrnqi_rex_1): Ditto.
5445 (*strlenqi_1): Ditto.
5446 (*strlenqi_rex_1): Ditto.
5447 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
5448 prefix on the same line as the instruction for all asm dialects.
5449 (sync_double_compare_and_swap<mode>): Ditto.
5450 (*sync_double_compare_and_swapdi_pic): Ditto.
5451 (*sync_compare_and_swap_cc<mode>): Ditto.
5452 (sync_double_compare_and_swap_cc<mode>): Ditto.
5453 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
5454 (sync_old_add<mode>): Ditto.
5455 (sync_add<mode>): Ditto.
5456 (sync_sub<mode>): Ditto.
5457 (sync_ior<mode>): Ditto.
5458 (sync_and<mode>): Ditto.
5459 (sync_xor<mode>): Ditto.
5461 2007-08-16 Richard Sandiford <richard@codesourcery.com>
5464 * reload.c (find_reloads): Check that the memory returned by
5465 find_reloads_toplev was not the result of forcing a constant
5467 (find_reloads_toplev): Always use simplify_gen_subreg to get
5468 the subreg of a constant. If the result is also a constant,
5469 but not a legitimate one, force it into the constant pool
5470 and reload its address.
5472 2007-08-15 David Edelsohn <edelsohn@gnu.org>
5474 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
5477 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
5479 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
5480 directive for the current vector ABI.
5482 2007-08-15 Steve Ellcey <sje@cup.hp.com>
5485 * caller-save.c (reg_save_code): Set invalide status on restore code.
5487 2007-08-15 Diego Novillo <dnovillo@google.com>
5489 * tree-ssa-alias.c (compute_memory_partitions): Use
5490 alias_bitmap_obstack to allocate bitmaps.
5491 (reset_alias_info): Factor out of init_alias_info.
5492 Mark all name tags not associated to an SSA name for renaming.
5493 (init_alias_info): Call it.
5494 (create_name_tags): Tidy. Add comments.
5495 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
5497 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
5499 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
5500 scheduler dependencies.
5502 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
5504 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
5506 (*iorsi_1_zext): Likewise.
5507 (*iorsi_1_zext_imm): Likewise.
5508 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
5509 with "rm"/"xm" constraint.
5510 (sse2_vmsqrtv2df2): Likewise.
5512 2007-08-15 Jakub Jelinek <jakub@redhat.com>
5515 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
5518 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
5520 * tree-pass.h (PROP_pta): Removed.
5521 (TODO_rebuild_alias): New.
5522 (pass_may_alias): Removed.
5523 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
5524 aliasing if we changed something.
5525 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
5527 (pass_may_alias): Removed.
5528 (create_structure_vars): Return TODO_rebuild_alias.
5529 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
5530 * tree-sra.c (tree_sra): Only rebuild aliasing if something
5532 (tree_sra_early): We never affect aliasing right now.
5533 * tree-flow.h (compute_may_aliases): New prototype.
5534 * passes.c: Remove pass_may_alias from the passes.
5535 (execute_function_todo): Support TODO_rebuild_alias.
5537 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
5539 * i386.c: (legitimize_address): Move dllimported variable check
5540 infront of legitimizing pic address of CONST symbols.
5542 2007-08-14 Steve Ellcey <sje@cup.hp.com>
5544 PR tree-optimization/32941
5545 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
5546 (goto_queue_cmp): Remove.
5547 (find_goto_replacement): Change search method.
5548 (maybe_record_in_goto_queue): Add assert.
5549 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
5550 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
5552 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5554 * alias.c (component_uses_parent_alias_set): Constify.
5555 * alias.h (component_uses_parent_alias_set): Likewise.
5556 * cfgrtl.c (print_rtl_with_bb): Likewise.
5557 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
5558 mpz_get_double_int): Likewise.
5559 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
5560 mpz_get_double_int): Likewise.
5561 * expr.c (is_aligning_offset, undefined_operand_subword_p,
5562 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
5564 * expr.h (safe_from_p): Likewise.
5565 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
5567 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
5568 zero_sized_type, goa_lhs_expr_p): Likewise.
5569 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
5570 * rtl.h (print_rtl_with_bb): Likewise.
5571 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
5572 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
5573 * tree-flow-inline.h (bb_stmt_list): Constify.
5574 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
5576 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
5577 const_first_stmt, const_last_stmt): New.
5578 (block_may_fallthru, empty_block_p): Constify.
5579 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
5580 EXPR_ONLY_BODY): New.
5581 (expr_first, expr_last, expr_only): Use macro for body.
5582 (const_expr_first, const_expr_last, const_expr_only): New.
5583 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
5584 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
5585 ctsi_prev, ctsi_stmt): New.
5586 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
5587 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
5588 * tree-ssa-loop-niter.c (loop_only_exit_p,
5589 derive_constant_upper_bound): Likewise.
5590 * tree-ssa-phiopt.c (empty_block_p): Likewise.
5591 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
5592 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
5593 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
5594 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
5595 * tree.c (get_type_static_bounds): Likewise.
5596 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
5597 (get_type_static_bounds): Constify.
5599 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
5602 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
5603 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
5604 (*<addsub><mode>3_cc_overflow): New.
5605 (*add<mode>3_cconly_overflow): New.
5606 (*sub<mode>3_cconly_overflow): New.
5607 (*<addsub>si3_zext_cc_overflow): New.
5608 * config/i386/predicates.md (fcmov_comparison_operator): Accept
5609 CCCmode for LTU, GTU, LEU and GEU.
5610 (ix86_comparison_operator): Likewise.
5611 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
5612 * config/i386/i386.c (put_condition_code): Support CCCmode.
5613 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
5614 or MINUS expressions.
5616 2007-08-14 Andrew Pinski <pinskia@gmail.com>
5619 * c-typeck.c (build_binary_op): Disallow vector float types with
5620 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
5622 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
5624 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
5625 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
5626 (dep_def): New typedef.
5627 (init_dep_1, sd_debug_dep): Declare functions.
5628 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
5629 (debug_dep_links): Remove.
5630 (struct _deps_list): New field 'n_links'.
5631 (DEPS_LIST_N_LINKS): New macro.
5632 (FOR_EACH_DEP_LINK): Remove.
5633 (create_deps_list, free_deps_list, delete_deps_list): Remove
5635 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
5636 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
5637 (copy_deps_list_change_con, move_dep_link): Ditto.
5638 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
5639 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
5641 (INSN_BACK_DEPS): Remove.
5642 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
5644 (INSN_DEP_COUNT): Remove.
5645 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
5646 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
5647 Declare global variables.
5648 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
5649 (add_forw_dep, compute_forward_dependences): Remove declarations.
5650 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
5651 (add_back_forw_dep, delete_back_forw_dep): Ditto.
5652 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
5654 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
5656 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
5657 (sd_list_types_def): New typedef.
5658 (sd_next_list): Declare function.
5659 (struct _sd_iterator): New type.
5660 (sd_iterator_def): New typedef.
5661 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
5663 (FOR_EACH_DEP): New cycle wrapper.
5664 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
5666 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
5667 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
5670 * sched-deps.c (init_dep_1): Make global.
5671 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
5673 (dump_dep): New static function.
5674 (dump_dep_flags): New static variable.
5675 (sd_debug_dep): New function.
5676 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
5678 (move_dep_link): Use remove_from_deps_list (), instead of
5680 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
5681 (dep_link_is_detached_p): New static function.
5682 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
5684 (dn_pool, dl_pool): New alloc_pools.
5685 (dn_pool_diff, dl_pool_diff): New static variables.
5686 (create_dep_node, delete_dep_node): New static function.
5687 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
5688 (deps_list_empty_p): Make it static. Use 'n_links' field.
5689 (deps_pools_are_empty_p): New static function.
5690 (alloc_deps_list, delete_deps_list): Remove.
5691 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
5692 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
5693 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
5694 (forward_dependency_cache): Remove.
5695 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
5696 'back' from the names. Change signature to use dep_t instead of
5698 (add_back_dep): Ditto. Make global.
5699 (check_dep_status): Rename to check_dep ().
5700 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
5702 (sd_finish_insn): Ditto.
5703 (sd_find_dep_between_no_cache): New static function.
5704 (sd_find_dep_between): New function.
5705 (ask_dependency_caches, set_dependency_caches): New static functions.
5706 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
5707 (add_or_update_dep_1): Separate pieces of functionality into
5708 ask_dependency_caches (), update_dependency_caches (),
5709 change_spec_dep_to_hard (), update_dep ().
5710 (get_back_and_forw_lists): New static function.
5711 (sd_add_dep): Separate setting of dependency caches into
5712 set_dependency_caches ().
5713 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
5715 (sd_delete_dep): Ditto.
5716 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
5717 (dump_lists): New static function.
5718 (sd_debug_lists): New debug function.
5719 (delete_all_dependences, fixup_sched_groups): Update to use
5720 sd_* infrastructure.
5721 (sched_analyze_2): Create data-speculative dependency only if
5722 data-speculation is enabled.
5723 (sched_analyze_insn): If insn cannot be speculative, make all its
5724 dependencies non-speculative.
5725 (sched_analyze): Use sd_init_insn ().
5726 (add_forw_dep, compute_forward_dependencies): Remove.
5727 (delete_dep_nodes_in_back_deps): New static function.
5728 (sched_free_deps): New function.
5729 (init_dependency_caches): Init alloc_pools.
5730 (extend_depedency_caches): Update after removing of
5731 forward_dependency_cache.
5732 (free_dependency_caches): Ditto. Free alloc_pools.
5733 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
5734 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
5736 (add_back_forw_dep, delete_back_forw_dep): Ditto.
5737 (add_dependence): Use init_dep ().
5738 (get_dep_weak_1): New static function.
5739 (get_dep_weak): Move logic to get_dep_weak_1 ().
5740 (dump_ds): New static function moved from haifa-sched.c:
5741 debug_spec_status ().
5742 (debug_ds): New debug function.
5743 (check_dep_status): Rename to check_dep (). Update to check whole
5746 * haifa-sched.c (spec_info): Make global.
5747 (added_recovery_block_p): Rename to
5748 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
5749 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
5750 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
5751 to use new interfaces.
5752 (ok_for_early_queue_removal): Ditto.
5753 (schedule_block): Initialize logical uids of insns emitted by the
5755 (sched_init): Initialize new variable.
5756 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
5758 (extend_global): Initialize insn data.
5759 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
5760 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
5762 (add_to_speculative_block): Update to use new interfaces.
5763 (create_recovery_block): Set new variables.
5764 (create_check_block_twin, fix_recovery_deps): Update to use new
5766 (sched_insn_is_legitimate_for_speculation_p): New function.
5767 (speculate_insn): Move checking logic to
5768 sched_insn_is_legitimate_for_speculation_p ().
5769 (sched_remove_insn): Finalize sched-deps information of instruction.
5770 (clear_priorities, add_jump_dependencies): Update to use new
5772 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
5774 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
5775 to use new interfaces.
5776 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
5777 (new_ready): Try to use control speculation only if it is available.
5778 (add_branch_dependences): Update to use new interfaces.
5779 (compute_block_backward_dependences): Rename to
5780 compute_block_dependences (). Call
5781 targetm.sched.dependencies_evaluation_hook ().
5782 (free_block_dependencies): New static function.
5783 (debug_dependencies): Update to use new interfaces.
5784 (schedule_region): Remove separate computation of forward dependencies.
5785 Move call of targetm.sched.dependencies_evaluation_hook () to
5786 compute_block_dependences (). Free dependencies at the end of
5787 scheduling the region.
5789 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
5791 (add_deps_for_risky_insns): Ditto.
5792 (schedule_ebb): Remove separate computation of forward dependencies.
5793 Free dependencies at the end of scheduling the ebb.
5795 * ddg.c (create_ddg_dependence): Update to use new interfaces.
5796 (build_intra_loop_deps): Ditto. Remove separate computation of
5797 forward dependencies. Free sched-deps dependencies.
5799 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
5800 to use new interfaces.
5801 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
5803 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
5805 (is_costly_group): Ditto.
5807 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5809 * alias.c (rtx_equal_for_memref_p): Constify.
5810 * basic-block.h (const_edge, const_basic_block): New.
5811 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
5812 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
5813 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
5814 probably_never_executed_bb_p, edge_probability_reliable_p,
5815 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
5816 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
5818 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
5819 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
5821 * cfganal.c (flow_active_insn_p, forwarder_block_p,
5822 flow_nodes_print, dfs_enumerate_from): Likewise.
5823 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
5824 control_flow_insn_p, count_basic_blocks): Likewise.
5825 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
5826 get_loop_body_with_size, loop_exit_edge_p): Likewise.
5827 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
5828 average_num_loop_insns, loop_exit_edge_p,
5829 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
5830 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
5831 average_num_loop_insns, seq_cost): Likewise.
5832 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
5833 * dominance.c (dominated_by_p): Likewise.
5834 * emit-rtl.c (validate_subreg): Likewise.
5835 * except.c (can_throw_internal, can_throw_external): Likewise.
5836 * except.h (can_throw_internal, can_throw_external): Likewise.
5837 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
5838 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
5839 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
5840 simple_mem, store_ops_ok, load_kills_store, find_loads,
5841 store_killed_in_insn, store_killed_after, store_killed_before,
5842 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
5844 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
5845 noce_mem_write_may_trap_or_fault_p): Likewise.
5846 * pointer-set.c (pointer_set_contains, pointer_map_contains):
5848 * pointer-set.h (pointer_set_contains, pointer_map_contains):
5850 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
5851 probably_cold_bb_p, probably_never_executed_bb_p,
5852 edge_probability_reliable_p, br_prob_note_reliable_p,
5853 can_predict_insn_p): Likewise.
5854 * regclass.c (reg_set_to_hard_reg_set): Likewise.
5855 * resource.c (return_insn_p): Likewise.
5856 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
5858 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
5859 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
5860 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
5861 verify_gimple_modify_stmt): Likewise.
5862 * tree-chrec.c (is_not_constant_evolution,
5863 is_multivariate_chrec_rec, is_multivariate_chrec,
5864 chrec_contains_symbols, chrec_contains_undetermined,
5865 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
5866 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
5867 eq_evolutions_p, scev_direction): Likewise.
5868 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
5869 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
5870 chrec_contains_symbols_defined_in_loop,
5871 chrec_contains_undetermined, tree_contains_chrecs,
5872 evolution_function_is_affine_multivariate_p,
5873 evolution_function_is_univariate_p, chrec_zerop,
5874 evolution_function_is_constant_p, evolution_function_is_affine_p,
5875 evolution_function_is_affine_or_constant_p,
5876 tree_does_not_contain_chrecs, chrec_type): Likewise.
5877 * tree-data-ref.c (tree_fold_divides_p,
5878 object_address_invariant_in_loop_p, dr_may_alias_p,
5879 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
5880 same_access_functions, constant_access_functions,
5881 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
5883 * tree-flow.h (scev_direction): Likewise.
5884 * tree-gimple.c (is_gimple_stmt): Likewise.
5885 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
5887 * tree-pretty-print.c (op_prio): Likewise.
5888 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
5889 analyzable_condition, backedge_phi_arg_p): Likewise.
5890 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
5891 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
5892 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
5895 2007-08-13 Dan Hipschman <dsh@google.com>
5898 * c-format.c (check_format_arg): Move check for zero-length
5899 format strings below the check for unterminated strings.
5901 2007-08-13 Andrew Pinski <pinskia@gmail.com>
5904 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
5907 2007-08-13 Nick Clifton <nickc@redhat.com>
5909 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
5911 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5914 * c-format.c (gcc_gfc_length_specs): New array.
5915 (gcc_gfc_char_table): Add unsigned specifier, and references to
5916 the l length modifier.
5917 (format_types_orig): Use the new gcc_gfc_length_specs.
5919 2007-08-12 Sa Liu <saliu@de.ibm.com>
5921 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
5922 and with REG_RETVAL note after split.
5924 2007-08-11 David Daney <ddaney@avtrex.com>
5926 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
5927 as ATTRIBUTE_UNUSED.
5929 2007-08-11 David Edelsohn <edelsohn@gnu.org>
5930 Segher Boessenkool <segher@kernel.crashing.org>
5932 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
5933 HAVE_LOCAL_CPU_DETECT not defined.
5935 2007-08-11 Jan Hubicka <jh@suse.cz>
5937 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
5938 (cgraph_process_new_functions): Honor previous value of
5939 disregard_inline_limits.
5940 * ipa-inline.c (compute_inline_parameters): Likewise.
5942 2007-08-11 Ian Lance Taylor <iant@google.com>
5944 * alias.h (alias_set_type): Define new type.
5945 (ALIAS_SET_MEMORY_BARRIER): Use it.
5946 * rtl.h: Include alias.h.
5947 (struct mem_attrs): Use alias_set_type.
5948 * tree.h: Include alias.h
5949 (struct tree_type): Use alias_set_type.
5950 (struct tree_struct_field_tag): Likewise.
5951 (struct tree_decl_common): Likewise.
5952 * alias.c (struct alias_set_entry): Use alias_set_type.
5953 (get_alias_set_entry, alias_set_subset_of): Likewise.
5954 (alias_sets_conflict_p): Likewise.
5955 (alias_sets_must_conflict_p): Likewise.
5956 (objects_must_conflict_p): Likewise.
5957 (get_alias_set, new_alias_set): Likewise.
5958 (record_alias_subset, record_component_aliases): Likewise.
5959 (varargs_set, frame_set): Change to alias_set_type.
5960 (get_varargs_alias_set): Use alias_set_type.
5961 (get_frame_alias_set): Likewise.
5962 * builtins.c (setjmp_alias_set): Change to alias_set_type.
5963 * dse.c (struct store_info): Use alias_set_type.
5964 (struct read_info, struct clear_alias_mode_holder): Likewise.
5965 (clear_alias_set_lookup, canon_address): Likewise.
5966 (record_store, check_mem_read_rtx): Likewise.
5967 (dse_record_singleton_alias_set): Likewise.
5968 (dse_invalidate_singleton_alias_set): Likewise.
5969 * emit-rtl.c (get_mem_attrs): Likewise.
5970 (set_mem_attributes_minus_bitpos): Likewise.
5971 (set_mem_alias_set): Likewise.
5972 * expr.c (store_constructor_field, store_field): Likewise.
5973 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
5974 * langhooks.c (lhd_get_alias_set): Likewise.
5975 * langhooks-def.h (lhd_get_alias_set): Likewise.
5976 * reload1.c (alter_reg): Likewise.
5977 * tree-flow.h (struct fieldoff): Likewise.
5978 * tree-ssa-alias.c (struct alias_map_d): Likewise.
5979 (may_alias_p, get_smt_for, create_sft): Likewise.
5980 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
5981 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
5982 (merge_smts_into): Likewise.
5983 * varasm.c (const_alias_set): Likewise.
5984 * c-common.c (strict_aliasing_warning): Likewise.
5985 (c_common_get_alias_set): Likewise.
5986 * dse.h (dse_record_singleton_alias_set): Update declaration.
5987 (dse_invalidate_singleton_alias_set): Likewise.
5988 * emit-rtl.h (set_mem_alias_set): Likewise.
5989 * c-common.h (c_common_get_alias_set): Likewise.
5990 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
5991 * print-tree.c (print_node): Likewise.
5992 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
5994 (alpha_setup_incoming_varargs): Use alias_set_type.
5995 * config/i386/i386.c (setup_incoming_varargs_64): Use
5997 (setup_incoming_varargs_ms_64): Likewise.
5998 (ix86_GOT_alias_set): Likewise.
5999 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
6000 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
6001 (set): Change to alias_set_type.
6002 (get_TOC_alias_set): Use alias_set_type.
6003 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
6005 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
6006 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
6008 (struct_value_alias_set): Likewise.
6009 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
6011 2007-08-11 Richard Sandiford <richard@codesourcery.com>
6013 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
6014 * config/vxworks.h (TARGET_VXWORKS): Override.
6015 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
6016 "mips" if TARGET_VXWORKS.
6018 2007-08-11 Richard Sandiford <richard@codesourcery.com>
6020 * calls.c (avoid_likely_spilled_reg): New function.
6021 (expand_call): Use it.
6023 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6025 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
6027 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
6029 * config/mips/predicates.md (const_call_insn_operand): Invoke
6030 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
6032 2007-08-10 David Edelsohn <edelsohn@gnu.org>
6035 * config/rs6000/driver-rs6000.c: Include link.h.
6036 Use ElfW instead of wordsize-specif typedef.
6038 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6040 * system.h (CONST_CAST): New.
6041 * c-decl.c (c_make_fname_decl): Use it.
6042 * c-lex.c (cb_ident, lex_string): Likewise.
6043 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
6044 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
6045 give_switch, set_multilib_dir): Likewise.
6046 * gengtype-parse.c (string_seq, typedef_name): Likewise.
6047 * passes.c (execute_one_pass): Likewise.
6048 * prefix.c (update_path): Likewise.
6049 * pretty-print.c (pp_base_destroy_prefix): Likewise.
6050 * tree.c (build_string): Likewise.
6052 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
6054 * tree-flow-inline.h (is_exec_stmt): Remove.
6055 (is_label_stmt): Remove.
6056 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
6059 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
6061 * lower-subreg.c (resolve_shift_zext): Don't adjust
6062 src_reg_num for wordmode operands.
6064 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
6065 David Ung <davidu@mips.com>
6067 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
6068 (TARGET_SCHED_REORDER2): Define.
6069 (mips_maybe_swap_ready): New.
6070 (mips_last_74k_agen_insn): New.
6071 (mips_74k_agen_init): New.
6072 (mips_74k_agen_reorder): New function to group loads and stores
6074 (mips_sched_init): New.
6075 (mips_sched_reorder): Don't do initialization here. Call
6076 mips_74k_agen_reorder.
6077 (mips_variable_issue): Call mips_74k_agen_init.
6079 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
6081 * tree-flow-inline.h (get_filename): Remove.
6083 2007-08-10 Richard Sandiford <richard@codesourcery.com>
6085 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
6087 (mips_fetch_insns): Delete in favor of...
6088 (mips_load_store_insns): ...this new function.
6089 * config/mips/mips.c (mips_address_insns): Add a boolean argument
6090 to say whether multiword moves _might_ be split.
6091 (mips_fetch_insns): Delete in favor of...
6092 (mips_load_store_insns): ...this new function.
6093 (mips_rtx_costs): Update the call to mips_address_insns.
6094 (mips_address_cost): Likewise.
6095 * config/mips/mips.md (length): Use mips_load_store_insns instead
6096 of mips_fetch_insns.
6097 * config/mips/constraints.md (R): Use mips_address_insns rather
6098 than mips_fetch_insns. Assume that the move never needs to be split.
6100 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
6102 * config/mips/mips.opt (mhard-float, msoft-float): Make these
6103 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
6104 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
6105 * config/mips/mips.h (mips16_hard_float): Delete.
6106 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
6107 definitions, and replace with....
6108 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
6109 * config/mips/mips.c (mips16_hard_float): Delete. Replace
6110 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
6111 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
6112 (override_options): Replace MASK_SOFT_FLOAT references with
6113 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
6114 and mips16_hard_float when TARGET_MIPS16.
6116 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6119 * c-typeck.c (build_binary_op): Check for non pointer types before
6120 calling int_fits_type_p.
6122 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6125 * fold-const.c (omit_one_operand): Return only the ommitted expression
6126 if the result is an empty statement.
6127 (pedantic_omit_one_operand): Likewise.
6129 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
6131 * c-typeck.c (readonly_error): Improve error for assignment.
6133 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
6135 (pp_c_expression): Ditto.
6137 2007-08-09 Simon Baldwin <simonb@google.com>
6139 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
6140 break that was preventing simplify_associative_operation() for xor.
6142 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
6143 Nigel Stephens <nigel@mips.com>
6145 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
6146 Document change in interpretation of value from boolean to
6148 * optabs.c (expand_ffs, expand_ctz): New functions to compute
6149 ffs and ctz using clz.
6150 (expand_unop): Call them.
6151 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
6153 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
6154 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
6155 enable the new ffs expansion on this target.
6157 2007-08-09 Jan Hubicka <jh@suse.cz>
6159 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
6160 (expand_ternary_op): Likewise.
6161 (expand_vec_shift_expr): Likewise.
6162 (expand_binop_directly): Likewise.
6163 (expand_binop): Likewise.
6164 (sign_expand_binop): Likewise.
6165 (expand_twoval_unop): Likewise.
6166 (expand_twoval_binop): Likewise.
6167 (expand_twoval_binop_libfunc): Likewise.
6168 (widen_clz): Likewise.
6169 (widen_bswap): Likewise.
6170 (expand_parity): Likewise.
6171 (expand_unop): Likewise.
6172 (expand_abs_nojump): Likewise.
6173 (expand_copysign): Likewise.
6174 (emit_no_conflict_block): Likewise.
6175 (emit_libcall_block): Likewise.
6176 (can_compare_p): Likewise.
6177 (prepare_cmp_insn): Likewise.
6178 (emit_cmp_and_jump_insn_1): Likewise.
6179 (prepare_float_lib_cmp): Likewise.
6180 (emit_conditional_add): Likewise.
6181 (gen_add2_insn): Likewise.
6182 (have_add2_insn): Likewise.
6183 (gen_sub2_insn): Likewise.
6184 (have_sub2_insn): Likewise.
6185 (can_extend_p): Likewise.
6186 (can_fix_p): Likewise.
6187 (can_float_p): Likewise.
6188 (expand_float): Likewise.
6189 (expand_fix): Likewise.
6190 (expand_sfix_optab): Likewise.
6191 (new_optab): Likewise.
6192 (new_convert_optab): Likewise.
6193 (init_libfuncs): Likewise.
6194 (init_interclass_conv_libfuncs): Likewise.
6195 (init_intraclass_conv_libfuncs): Likewise.
6196 (set_conv_libfunc): Likewise.
6197 (init_optabs): Likewise.
6198 (debug_optab_libfuncs): Likewise.
6199 (gen_cond_trap): Likewise.
6200 * optabs.h (optab_handler, convert_optab_hanlder): New.
6201 * genopinit.c: Update optabs generation table.
6202 * reload.c (find_reloads_address_1): Use optabs accestors.
6203 * builtins.c (expand_builtin_mathfn): Likewise.
6204 (expand_builtin_mathfn_2): Likewise.
6205 (expand_builtin_mathfn_3): Likewise.
6206 (expand_builtin_interclass_mathfn): Likewise.
6207 (expand_builtin_sincos): Likewise.
6208 (expand_builtin_cexpi): Likewise.
6209 (expand_builtin_powi): Likewise.
6210 (expand_builtin_strlen): Likewise.
6211 * dojump.c (do_jump): Likewise.
6212 * expr.c (convert_move): Likewise.
6213 (move_by_pieces): Likewise.
6214 (move_by_pieces_ninsns): Likewise.
6215 (can_store_by_pieces): Likewise.
6216 (store_by_pieces_1): Likewise.
6217 (emit_move_via_integer): Likewise.
6218 (emit_move_complex): Likewise.
6219 (emit_move_ccmode): Likewise.
6220 (emit_move_insn_1): Likewise.
6221 (emit_single_push_insn): Likewise.
6222 (store_constructor): Likewise.
6223 (expand_expr_real_1): Likewise.
6224 (do_store_flag): Likewise.
6225 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
6226 (enumerate_modes): Likewise.
6227 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
6228 (supportable_widening_operation): Likewise.
6229 (supportable_narrowing_operation): Likewise.
6230 * expmed.c (store_bit_field_1): Likewise.
6231 (extract_bit_field_1): Likewise.
6232 (expand_mult_highpart_optab): Likewise.
6233 (expand_smod_pow2): Likewise.
6234 (expand_divmod): Likewise.
6235 (emit_store_flag): Likewise.
6236 * tree-vect-patterns.c
6237 (vect_pattern_recog_1): Likewise.
6238 * tree-ssa-loop-prefetch.c
6239 (nontemporal_store_p): Likewise.
6240 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
6241 (vect_create_epilog_for_reduction): Likewise.
6242 (vectorizable_reduction): Likewise.
6243 (vectorizable_operation): Likewise.
6244 (vect_strided_store_supported): Likewise.
6245 (vectorizable_store): Likewise.
6246 (vect_strided_load_supported): Likewise.
6247 (vectorizable_load): Likewise.
6248 * combine.c (simplify_comparison): Likewise.
6249 * tree-vect-generic.c
6250 (type_for_widest_vector_mode): Likewise.
6251 (expand_vector_operations_1): Likewise.
6252 * config/spu/spu.c (spu_expand_mov): Likewise.
6253 (spu_emit_vector_compare): Likewise.
6254 * config/rs6000/rs6000.c
6255 (rs6000_emit_vector_compare): Likewise.
6256 * stmt.c (add_case_node): Likewise.
6257 * reload1.c (gen_reload):
6259 2007-08-09 Michael Matz <matz@suse.de>
6261 * tree.h (fixed_zerop): Declare as taking a const_tree.
6262 * tree.c (fixed_zerop): Take a const_tree.
6264 2007-08-09 Ira Rosen <irar@il.ibm.com>
6266 * tree-vect-transform.c (vectorizable_store): Remove call to
6267 copy_virtual_operands() and call mark_symbols_for_renaming() for
6268 the created vector store.
6269 (vect_setup_realignment): Don't call copy_virtual_operands() and
6270 update_vuses_to_preheader().
6271 (vectorizable_load): Don't call copy_virtual_operands().
6272 (update_vuses_to_preheader): Remove.
6274 2007-08-08 Chao-ying Fu <fu@mips.com>
6276 * tree.def (FIXED_POINT_TYPE): New type.
6277 (FIXED_CST): New constant.
6278 (FIXED_CONVERT_EXPR): New expr.
6279 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
6280 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
6281 * tree.h (struct tree_base): Add saturating_flag.
6282 Remove one bit of spare for saturating_flag.
6283 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
6284 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
6285 FIXED_POINT_TYPE_P): Define.
6286 (TYPE_SATURATING): Define.
6287 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
6288 (struct tree_fixed_cst): New.
6289 (TYPE_IBIT, TYPE_FBIT): Define.
6290 (tree_node): Add fixed_cst.
6291 (enum tree_index): Add new enumeration values of
6292 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
6293 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
6294 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
6295 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
6296 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
6297 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
6298 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
6299 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
6300 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
6301 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
6302 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
6303 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
6304 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
6305 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
6306 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
6307 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
6308 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
6309 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
6310 (sat_short_fract_type_node, sat_fract_type_node,
6311 sat_long_fract_type_node, sat_long_long_fract_type_node,
6312 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
6313 sat_unsigned_long_fract_type_node,
6314 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
6315 fract_type_node, long_fract_type_node, long_long_fract_type_node,
6316 unsigned_short_fract_type_node, unsigned_fract_type_node,
6317 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
6318 sat_short_accum_type_node, sat_accum_type_node,
6319 sat_long_accum_type_node, sat_long_long_accum_type_node,
6320 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
6321 sat_unsigned_long_accum_type_node,
6322 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
6323 accum_type_node, long_accum_type_node, long_long_accum_type_node,
6324 unsigned_short_accum_type_node, unsigned_accum_type_node,
6325 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
6326 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
6327 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
6328 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
6329 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
6330 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
6331 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
6332 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
6333 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
6334 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
6335 sat_uda_type_node, sat_uta_type_node): New macro.
6336 (make_fract_type, make_accum_type): Declare.
6337 (make_signed_fract_type, make_unsigned_fract_type,
6338 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
6339 make_signed_accum_type, make_unsigned_accum_type,
6340 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
6341 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
6342 make_or_reuse_sat_signed_fract_type,
6343 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
6344 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
6345 make_or_reuse_sat_unsigned_accum_type): New macro.
6346 (fixed_zerop): Declare.
6347 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
6348 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
6349 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
6350 LONG_LONG_ACCUM_TYPE_SIZE): Define.
6351 * treestruct.def: Add TS_FIXED_CST.
6352 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
6354 (tree-dump.o): Likewise.
6355 (print-tree.o): Likewise.
6356 (tree-pretty-print.o): Likewise.
6357 (fold-const.o): Likewise.
6358 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
6359 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
6360 (is_gimple_min_invariant): Handle FIXED_CST.
6361 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
6362 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
6363 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6364 (layout_type): Handle FIXED_POINT_TYPE.
6365 (make_fract_type, make_accum_type): New functions.
6366 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
6367 * tree-dump.c (fixed-value.h): New include.
6368 (dump_fixed): New function.
6369 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
6370 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
6371 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
6372 * tree-pretty-print.c (fixed-value.h): New include.
6373 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
6375 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
6376 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
6377 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
6378 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
6379 for non-saturating fixed-point types.
6380 (reassociate_bb): Likewise.
6381 * emit-rtl.c (fixed-value.h): New include.
6382 (fconst0, fconst1): New array.
6383 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
6384 * tree-vect-generic.c expand_vector_operation): Support
6385 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
6387 (type_for_widest_vector_mode): Add one parameter for the
6389 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
6391 Pass the satp parameter to type_for_mode for fixed-point types.
6392 (expand_vector_operations_1): Pass the saturating flag to
6393 type_for_widest_vector_mode.
6394 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
6395 and MODE_VECTOR_UACCUM.
6396 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
6397 (vectorizable_condition): Likewise.
6398 * tree.c (fixed-value.h): New include.
6399 (tree_code_size): Support FIXED_CST.
6400 (build_fixed): New function.
6401 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
6402 (fixed_zerop): New function.
6403 (tree_node_structure): Support FIXED_CST.
6404 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
6405 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
6406 (type_hash_eq): Handle FIXED_POINT_TYPE.
6407 (simple_cst_equal): Support FIXED_CST.
6408 (iterative_hash_expr): Handle FIXED_CST.
6409 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
6410 (get_narrower): Likewise.
6411 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
6412 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
6413 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
6414 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
6416 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
6417 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6418 (initializer_zerop): Support FIXED_CST.
6419 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
6420 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
6421 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
6422 (is_base_type): Handle FIXED_POINT_TYPE.
6423 (add_type_attribute): Handle FIXED_POINT_TYPE.
6424 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
6425 * print-tree.c (fixed-value.h): New include.
6426 (print_node_brief): Support FIXED_CST.
6427 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
6428 * c-pretty-print.c (fixed-value.h): New include.
6429 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
6430 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
6431 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
6432 Support fixed-point types for inner items in VECTOR_TYPE.
6433 (pp_c_direct_declarator): Likewise.
6434 (pp_c_declarator): Likewise.
6435 (pp_c_fixed_constant): New function.
6436 (pp_c_constant): Handle FIXED_CST.
6437 (pp_c_primary_expression): Likewise.
6438 (pp_c_expression): Likewise.
6439 * fold-const.c (fixed-value.h): New include.
6440 (negate_expr_p): Return true for FIXED_CST.
6441 (fold_negate_expr): Support FIXED_CST.
6442 (split_tree): Support FIXED_CST.
6443 (const_binop): Support FIXED_CST.
6444 (fold_convert_const_int_from_fixed): New function to convert from
6446 (fold_convert_const_real_from_fixed): New function to convert from
6448 (fold_convert_const_fixed_from_fixed): New function to convert from
6449 fixed to another fixed.
6450 (fold_convert_const_fixed_from_int): New function to convert from
6452 (fold_convert_const_fixed_from_real): New function to convert from
6454 (fold_convert_const): Support conversions from fixed to int, from
6455 fixed to real, from fixed to fixed, from int to fixed, and from real
6457 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
6458 (operand_equal_p): Support FIXED_CST.
6459 (make_range): For fixed-point modes, we need to pass the
6460 saturating flag as the 2nd parameter.
6461 (tree_swap_operands_p): Handle FIXED_CST.
6462 (fold_plusminus_mult_expr): For fract modes, we cannot generate
6464 (fold_unary): Support FIXED_CONVERT_EXPR.
6465 (fold_binary): Handle FIXED_CST.
6466 Make sure the type is not saturating, before associating operations.
6467 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
6468 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
6469 (fold_negate_const): Support FIXED_CST.
6470 (fold_relational_const): Support FIXED_CST.
6471 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
6472 (gimplify_expr): Handle FIXED_CST.
6473 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
6474 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
6475 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
6476 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
6477 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
6478 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
6479 LONG_LONG_ACCUM_TYPE_SIZE.
6480 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
6481 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
6482 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
6483 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
6484 MODE_ACCUM, and MODE_UACCUM.
6485 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
6486 fixed-point types to disable reduction.
6487 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
6489 2007-08-08 David Edelsohn <edelsohn@gnu.org>
6491 * config/rs6000/x-rs6000: New file.
6492 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
6493 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
6494 (EXTRA_SPEC_FUNCTIONS): Define.
6495 (HAVE_LOCAL_CPU_DETECT): Define.
6496 (CC1_CPU_SPEC): Define.
6497 * config/rs6000/driver-rs6000.c: New file.
6498 * config/rs6000/aix.h (CC1_SPEC): Define.
6499 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
6500 * config.host: Add x-rs6000 to host_xmake_file if host and target
6501 are rs6000 or powerpc.
6503 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
6505 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
6507 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6508 Sandra Loosemore <sandra@codesourcery.com>
6509 Chao-ying Fu <fu@mips.com>
6510 Nigel Stephens <nigel@mips.com>
6511 David Ung <davidu@mips.com>
6513 * doc/invoke.texi (-mcode-readable): Document.
6514 * config/mips/mips.opt (mcode-readable): New option.
6515 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
6516 * config/mips/mips.h (mips_code_readable_setting): New enum.
6517 (mips_code_readable): Declare.
6518 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
6519 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
6520 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
6521 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
6522 boiler-plate comments.
6523 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
6524 * config/mips/mips.c (mips_code_readable): New variable.
6525 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
6526 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
6527 context and -mcode-readable setting to restrict the use of
6528 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
6529 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
6530 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
6531 (mips_blocks_for_constant_p): Only return false for
6532 TARGET_MIPS16_PCREL_LOADS.
6533 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
6534 for MIPS16. Handle SYMBOL_32_HIGH.
6535 (mips_const_insns): Allow HIGHs for MIPS16 too.
6536 (mips_unspec_address_offset): New function, split out from...
6537 (mips_unspec_address): ...here.
6538 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
6539 16-bit symbolic constants. Assert approropiate conditions for
6540 using the "la" and "dla" macros.
6541 (mips_handle_option): Handle -mcode-readable=.
6542 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
6543 Set up mips_lo_relocs[SYMBOL_32_HIGH].
6544 (mips_strip_unspec_address): New function, split out from...
6545 (print_operand_reloc): ...here.
6546 (print_operand): Pass constants through mips_strip_unspec_address.
6547 (print_operand_address): Likewise.
6548 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
6549 (mips_select_rtx_section): Remove MIPS16 handling.
6550 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
6551 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
6552 (mips16_lay_out_constants): Do nothing unless
6553 TARGET_MIPS16_PCREL_LOADS.
6554 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
6555 * config/mips/mips.md: Split HIGHs for MIPS16.
6556 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
6558 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6560 * config/mips/mips-protos.h (mips_emit_move): Declare.
6561 * config/mips/mips.c (mips_emit_move): New function.
6562 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
6563 (mips_legitimize_const_move): Likewise.
6564 (mips_legitimize_move): Likewise.
6565 (mips_split_64bit_move): Likewise.
6566 (mips_restore_gp): Likewise.
6567 (mips_load_call_address): Likewise.
6568 (mips_emit_fcc_reload): Likewise.
6569 (mips_set_return_address): Likewise.
6570 (mips_block_move_straight): Likewise.
6571 (mips_block_move_loop): Likewise.
6572 (mips_setup_incoming_varargs): Likewise.
6573 (mips_save_reg): Likewise.
6574 (mips_expand_prologue): Likewise.
6575 (mips_restore_reg): Likewise.
6576 (mips_expand_epilogue): Likewise.
6577 (mips_output_mi_thunk): Likewise.
6578 (build_mips16_call_stub): Likewise.
6579 (mips_builtin_branch_and_move): Likewise.
6580 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
6581 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
6582 (fixuns_truncdfdi2): Likewise.
6583 (fixuns_truncsfsi2): Likewise.
6584 (fixuns_truncsfdi2): Likewise.
6585 (loadgp_absolute): Likewise.
6586 (builtin_setjmp_setup): Likewise.
6587 (builtin_longjmp): Likewise.
6588 (untyped_call): Likewise.
6590 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6592 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
6593 an "rtx *" argument. Return a bool.
6594 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
6595 values and return true if they can be split. Take the same kind of
6596 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
6597 and store the lo_sum there if nonnull. Use the symbol type to
6598 determine whether a $gp or HIGH is needed.
6599 (mips_legitimize_address): Update call to mips_split_symbol and
6600 simplify accordingly.
6601 (mips_legitimize_const_move): Likewise.
6602 * config/mips/mips.md: In the combine define_split,
6603 check mips_split_symbol instead of splittable_symbolic_operand.
6604 Update use of mips_split_symbol in the generator code.
6605 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
6607 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6609 * config/mips/mips.c (mips_symbolic_address_p): Delete.
6610 (mips_symbol_insns_1): New function, split out from...
6611 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
6612 and stores separately from load addresses.
6613 (mips_classify_address): Replace uses of mips_symbolic_address_p
6614 with uses of mips_symbol_insns.
6615 (mips_address_insns): Update calls to mips_symbol_insns.
6616 (mips_const_insns): Likewise.
6617 (mips_legitimize_address): Likewise.
6619 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6621 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
6622 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
6623 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
6624 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
6625 non-call contexts if TARGET_MIPS16.
6626 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
6627 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
6628 code for SYMBOL_ABSOLUTE.
6629 (mips_symbol_insns): Likewise.
6631 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6633 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
6634 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
6635 (mips_symbolic_constant_p): Likewise. Update the call to
6636 mips_classify_symbol.
6637 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
6638 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
6639 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
6640 (print_operand_reloc): Add a context argument. Update the call to
6641 mips_symbolic_constant_p.
6642 (print_operand): Update the calls to print_operand_reloc.
6643 (print_operand_address): Use print_operand_reloc rather than
6645 (mips_rewrite_small_data_p): Add a context argument. Update the call
6646 to mips_symbolic_constant_p.
6647 (mips_small_data_pattern_1): Make DATA the containing mem.
6648 Update the call to mips_rewrite_small_data_p.
6649 (mips_rewrite_small_data_1): Likewise.
6650 (mips_use_anchors_for_symbol_p): Update the call to
6651 mips_symbolic_constant_p.
6652 * config/mips/predicates.md (const_call_insn_operand): Likewise.
6653 (splittable_symbolic_operand): Likewise.
6654 (move_operand): Likewise.
6655 (absolute_symbolic_operand): Likewise.
6656 (got_disp_operand): Likewise.
6657 (got_page_ofst_operand): Likewise.
6659 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6661 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
6662 (SYMBOL_ABSOLUTE): ...this.
6663 (SYMBOL_SMALL_DATA): Rename to...
6664 (SYMBOL_GP_RELATIVE): ...this.
6665 (SYMBOL_CONSTANT_POOL): Rename to...
6666 (SYMBOL_PC_RELATIVE): ...this.
6667 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
6668 (mips_symbolic_address_p, mips_symbol_insns, override_options)
6669 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
6670 after above changes.
6671 * config/mips/predicates.md (const_call_insn_operand): Likewise.
6672 (general_symbolic_operand): Rename to...
6673 (absolute_symbolic_operand): ...this.
6674 * config/mips/mips.md: Update after above changes.
6676 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
6677 Revital Eres <eres@il.ibm.com>
6679 * ddg.c (print_ddg): Add dump information.
6680 * modulo-sched.c (print_node_sched_params): Add parameter and
6682 (calculate_maxii): Remove function.
6683 (undo_generate_reg_moves): Likewise.
6684 (undo_permute_partial_schedule): Likewise.
6685 (kernel_number_of_cycles): Likewise.
6686 (MAXII_FACTOR): New definition to calculate the upper bound of II.
6687 (sms_schedule): Use it. Remove profitability checks.
6688 (sms_schedule_by_order): Fix order of nodes within the cycle.
6690 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
6692 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
6693 -profile option, add pie support.
6694 (ENDFILE_SPEC): New spec.
6695 * config/gnu.h (LIB_SPEC): Add -profile option.
6697 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
6699 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
6700 * config/gnu.h (LIB_SPEC): Likewise.
6702 2007-08-07 Yaz Saito <saito@google.com>
6703 Ian Lance Taylor <iant@google.com>
6705 * common.opt (finstrument-functions-exclude-function-list): New
6707 (finstrument-functions-exclude-file-list): New option.
6708 * opts.c (char_p): Define and DEF_VEC.
6709 (flag_instrument_functions_exclude_functions): New static
6711 (flag_instrument_functions_exclude_files): New static variable.
6712 (add_instrument_functions_exclude_list): New static function.
6713 (flag_instrument_functions_exclude_p): New function.
6714 (common_handle_option): Handle new options.
6715 * flags.h (flag_instrument_functions_exclude_p): Declare.
6716 * gimplify.c (gimplify_function_tree): Call
6717 flag_instrument_functions_exclude_p.
6718 * doc/invoke.texi (Option Summary): Mention new options.
6719 (Code Gen Options): Document new options.
6721 2007-08-07 Ian Lance Taylor <iant@google.com>
6723 PR rtl-optimization/32776
6724 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
6725 (resolve_use): Likewise.
6726 (decompose_multiword_subregs): Remove "changed" local variable.
6728 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
6730 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
6731 * configure: Regenerate.
6732 * config.in: Regenerate.
6733 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
6736 2007-08-07 Ian Lance Taylor <iant@google.com>
6738 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
6739 note, just delete the insn.
6741 2007-08-07 Andreas Schwab <schwab@suse.de>
6744 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
6747 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
6749 * lower-subreg.c (resolve_subreg_use): Remove assertion.
6750 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
6751 (decompose_multiword_subregs): Use the functions above to decompose
6752 multiword shifts and zero-extends.
6754 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
6756 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
6757 "assemble" descriptions which were swapped.
6759 2007-08-06 Chao-ying Fu <fu@mips.com>
6761 * fixed-value.h: New file.
6762 * fixed-value.c: New file.
6763 * Makefile.in (OBJS-common): Add fixed-value.o.
6764 (fixed-value.o): New rule.
6765 (GTFILES): Add fixed-value.h.
6766 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
6767 to compare a.low and b.low.
6768 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
6770 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
6771 Daniel Jacobowitz <dan@codesourcery.com>
6774 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
6776 (x86_64-*-netbsd*): Likewise.
6777 (x86_64-*-linux*): Likewise.
6778 (x86_64-*-kfreebsd*-gnu): Likewise.
6779 (x86_64-*-knetbsd*-gnu): Likewise.
6780 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
6782 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
6784 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
6785 Add -fno-asynchronous-unwind-tables.
6787 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
6788 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
6789 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
6790 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
6791 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
6793 2007-08-06 Steve Ellcey <sje@cup.hp.com>
6795 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
6796 (TARGET_C_MODE_FOR_SUFFIX): New.
6798 2007-08-06 Steve Ellcey <sje@cup.hp.com>
6800 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
6802 2007-08-06 Steve Ellcey <sje@cup.hp.com>
6804 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
6806 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
6808 * config/i386/i386.md: Check TARGET_ macros and optimize_size
6809 before checking function returns in conditional expressions.
6811 2007-08-06 Alfred Minarik <a.minarik@aon.at>
6814 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
6816 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
6819 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
6820 for INTEGRAL_TYPE_P.
6822 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
6824 * configure.ac: Remove --enable-checking=df from default settings.
6825 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
6826 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
6827 if the parameter is true.
6828 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
6829 DF_VERIFY_SCHEDULED flag is true.
6830 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
6831 (df_finish_pass): Adjust prototype.
6832 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
6835 * see.c (pass_see): Add TODO_df_verify.
6836 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
6837 * global.c (rest_of_handle_global_alloc): Schedule verification
6839 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
6841 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
6842 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
6843 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
6845 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
6846 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
6847 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
6849 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
6850 Revital Eres <eres@il.ibm.com>
6852 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
6854 * ddg.c (create_ddg_dependence): Rename to...
6855 (create_ddg_dep_from_intra_loop_link): This. Do not check
6856 for interloop edges. Do not create anti dependence edge when
6857 a true dependence edge exists in the opposite direction and
6858 -fmodulo-sched-allow-regmoves is set.
6859 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
6860 (add_cross_iteration_register_deps): Create anti dependence edge
6861 when -fno-modulo-sched-allow-regmoves is set.
6862 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
6864 2007-08-04 Richard Sandiford <richard@codesourcery.com>
6866 * config/arm/arm.md (movsi): Add braces.
6868 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
6871 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
6872 operands for the folding of "A - (A & B)" into "~B & A"; cast them
6875 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
6877 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
6878 state accessor functions.
6879 * cfgloopmanip.c (remove_path, create_preheaders,
6880 force_single_succ_latches, fix_loop_structure): Ditto.
6881 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
6882 tree_duplicate_loop_to_header_edge): Ditto.
6883 * cfgloopanal.c (mark_irreducible_loops): Ditto.
6884 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
6886 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
6887 cleanup_tree_cfg): Ditto.
6888 * tree-cfg.c (tree_merge_blocks): Ditto.
6889 * cfgloop.c (rescan_loop_exit, record_loop_exits,
6890 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
6891 loop_preheader_edge, single_exit): Ditto.
6892 (flow_loops_find): Do not clear loops->state.
6893 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
6894 loops_state_clear): New functions.
6896 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6899 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
6900 when adding to the base and convert ELT to sizetype instead of type.
6902 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6905 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
6906 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
6908 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6911 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
6912 correct type the negate expression.
6914 2007-08-03 Jan Hubicka <jh@suse.cz>
6916 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
6919 2007-08-03 David Edelsohn <edelsohn@gnu.org>
6921 * config/rs6000/rs6000.c (struct processor_cost): Change
6922 l1_cache_lines to l1_cache_size. Add l2_cache_size.
6923 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
6925 (rios1_costs, rios2_cost): Correct cache line size.
6926 (rs6000_override_options): Set l2-cache-size parameter.
6928 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6929 Diego Novillo <dnovillo@google.com>
6932 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
6933 if the range includes 0.
6935 2007-08-03 Ben Elliston <bje@au.ibm.com>
6937 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
6938 mode to unspec expressions to silence a warning from the generator
6941 2007-08-02 Steve Ellcey <sje@cup.hp.com>
6943 * config/ia64/constraints.md ("U"): Make constraint vector only.
6945 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
6948 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
6949 always_inline attribute on the function decl.
6951 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
6954 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
6955 if we are compiling with -fPIC.
6957 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
6958 Nigel Stephens <nigel@mips.com>
6960 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
6961 Define for MIPS32 and MIPS64.
6963 2007-08-02 Nick Clifton <nickc@redhat.com>
6965 * config/host-hpux.c: Change copyright header to refer to version
6966 3 of the GNU General Public License and to point readers at the
6967 COPYING3 file and the FSF's license web page.
6968 * config/alpha/predicates.md, config/alpha/vms-ld.c,
6969 config/alpha/linux.h, config/alpha/alpha.opt,
6970 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
6971 config/alpha/vms-unwind.h, config/alpha/ev4.md,
6972 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
6973 config/alpha/alpha.h, config/alpha/sync.md,
6974 config/alpha/openbsd.h, config/alpha/alpha.md,
6975 config/alpha/alpha-modes.def, config/alpha/ev5.md,
6976 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
6977 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
6978 config/alpha/constraints.md, config/alpha/osf.h,
6979 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
6980 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
6981 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
6982 config/frv/frv-asm.h, config/frv/frv-protos.h,
6983 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
6984 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
6985 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
6986 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
6987 config/s390/s390.opt, config/s390/s390-modes.def,
6988 config/s390/fixdfdi.h, config/s390/constraints.md,
6989 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
6990 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
6991 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
6992 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
6993 config/m32c/prologue.md, config/m32c/m32c.abi,
6994 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
6995 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
6996 config/m32c/t-m32c, config/m32c/m32c-modes.def,
6997 config/m32c/jump.md, config/m32c/shift.md,
6998 config/m32c/m32c-protos.h, config/libgloss.h,
6999 config/spu/spu-protos.h, config/spu/predicates.md,
7000 config/spu/spu-builtins.h, config/spu/spu.c,
7001 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
7002 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
7003 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
7004 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
7005 config/sparc/hypersparc.md, config/sparc/predicates.md,
7006 config/sparc/linux.h, config/sparc/sp64-elf.h,
7007 config/sparc/supersparc.md, config/sparc/cypress.md,
7008 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
7009 config/sparc/niagara.md, config/sparc/sparc.md,
7010 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
7011 config/sparc/sparc.opt, config/sparc/sync.md,
7012 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
7013 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
7014 config/sparc/sparc.c, config/sparc/little-endian.opt,
7015 config/sparc/sysv4-only.h, config/sparc/sparc.h,
7016 config/sparc/linux64.h, config/sparc/freebsd.h,
7017 config/sparc/sol2.h, config/sparc/rtemself.h,
7018 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
7019 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
7020 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
7021 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
7022 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
7023 config/m32r/linux.h, config/m32r/constraints.md,
7024 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
7025 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
7026 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
7027 config/i386/i386.md, config/i386/netware-crt0.c,
7028 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
7029 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
7030 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
7031 config/i386/sol2.h, config/i386/constraints.md,
7032 config/i386/netware-libgcc.c, config/i386/sysv5.h,
7033 config/i386/predicates.md, config/i386/geode.md,
7034 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
7035 config/i386/freebsd64.h, config/i386/vxworksae.h,
7036 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
7037 config/i386/rtemself.h, config/i386/netbsd-elf.h,
7038 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
7039 config/i386/netware.h, config/i386/i386-modes.def,
7040 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
7041 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
7042 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
7043 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
7044 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
7045 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
7046 config/i386/xm-mingw32.h, config/i386/linux64.h,
7047 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
7048 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
7049 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
7050 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
7051 config/i386/cygwin2.c, config/i386/i386-protos.h,
7052 config/i386/sync.md, config/i386/openbsd.h,
7053 config/i386/host-mingw32.c, config/i386/i386-aout.h,
7054 config/i386/nto.h, config/i386/biarch64.h,
7055 config/i386/i386-coff.h, config/i386/freebsd.h,
7056 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
7057 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
7058 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
7059 config/darwin-protos.h, config/linux.opt, config/sol2.c,
7060 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
7061 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
7062 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
7063 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
7064 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
7065 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
7066 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
7067 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
7068 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
7069 config/sh/superh64.h, config/sh/rtemself.h,
7070 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
7071 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
7072 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
7073 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
7074 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
7075 config/avr/predicates.md, config/avr/constraints.md,
7076 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
7077 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
7078 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
7079 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
7080 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
7081 config/c4x/c4x-modes.def, config/c4x/rtems.h,
7082 config/c4x/predicates.md, config/c4x/c4x.h,
7083 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
7084 config/xtensa/predicates.md, config/xtensa/xtensa.c,
7085 config/xtensa/linux.h, config/xtensa/xtensa.h,
7086 config/xtensa/elf.h, config/xtensa/xtensa.md,
7087 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
7088 config/xtensa/xtensa-protos.h, config/dbx.h,
7089 config/stormy16/predicates.md, config/stormy16/stormy16.md,
7090 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
7091 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
7092 config/host-solaris.c, config/fr30/fr30.h,
7093 config/fr30/predicates.md, config/fr30/fr30-protos.h,
7094 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
7095 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
7096 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
7097 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
7098 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
7099 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
7100 config/host-linux.c, config/interix3.h, config/cris/cris.c,
7101 config/cris/predicates.md, config/cris/linux.h,
7102 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
7103 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
7104 config/cris/aout.opt, config/cris/cris-protos.h,
7105 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
7106 config/iq2000/iq2000.h, config/iq2000/predicates.md,
7107 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
7108 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
7109 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
7110 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
7111 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
7112 config/chorus.h, config/mn10300/mn10300.c,
7113 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
7114 config/mn10300/mn10300.h, config/mn10300/linux.h,
7115 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
7116 config/mn10300/mn10300.md, config/ia64/predicates.md,
7117 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
7118 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
7119 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
7120 config/ia64/freebsd.h, config/ia64/ia64.md,
7121 config/ia64/ia64-modes.def, config/ia64/constraints.md,
7122 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
7123 config/gofast.h, config/rtems.h, config/sol2-10.h,
7124 config/m68k/predicates.md, config/m68k/m68k.md,
7125 config/m68k/linux.h, config/m68k/m68k-modes.def,
7126 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
7127 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
7128 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
7129 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
7130 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
7131 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
7132 config/m68k/constraints.md, config/m68k/rtemself.h,
7133 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
7134 config/m68k/uclinux.h, config/rs6000/power4.md,
7135 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
7136 config/rs6000/linux.h, config/rs6000/eabi.h,
7137 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
7138 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
7139 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
7140 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
7141 config/rs6000/windiss.h, config/rs6000/603.md,
7142 config/rs6000/aix41.h, config/rs6000/cell.md,
7143 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
7144 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
7145 config/rs6000/darwin.md, config/rs6000/darwin64.h,
7146 config/rs6000/default64.h, config/rs6000/7xx.md,
7147 config/rs6000/darwin.opt, config/rs6000/spe.md,
7148 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
7149 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
7150 config/rs6000/7450.md, config/rs6000/linux64.h,
7151 config/rs6000/constraints.md, config/rs6000/440.md,
7152 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
7153 config/rs6000/rs6000.c, config/rs6000/aix52.h,
7154 config/rs6000/rs6000.h, config/rs6000/power6.md,
7155 config/rs6000/predicates.md, config/rs6000/altivec.md,
7156 config/rs6000/aix64.opt, config/rs6000/rios1.md,
7157 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
7158 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
7159 config/rs6000/darwin7.h, config/rs6000/dfp.md,
7160 config/rs6000/linux64.opt, config/rs6000/sync.md,
7161 config/rs6000/vxworksae.h, config/rs6000/power5.md,
7162 config/rs6000/lynx.h, config/rs6000/biarch64.h,
7163 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
7164 config/rs6000/eabispe.h, config/rs6000/e500.h,
7165 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
7166 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
7167 config/rs6000/aix.h, config/rs6000/vxworks.h,
7168 config/rs6000/40x.md, config/rs6000/aix51.h,
7169 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
7170 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
7171 config/arc/arc.h, config/mcore/mcore-elf.h,
7172 config/mcore/mcore-protos.h, config/mcore/predicates.md,
7173 config/mcore/mcore.md, config/mcore/mcore.c,
7174 config/mcore/mcore.opt, config/mcore/mcore.h,
7175 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
7176 config/score/predicates.md, config/score/score-version.h,
7177 config/score/score-protos.h, config/score/misc.md,
7178 config/score/elf.h, config/score/score.c, config/score/mac.md,
7179 config/score/score7.md, config/score/score.h,
7180 config/score/score-conv.h, config/score/score-mdaux.c,
7181 config/score/score.md, config/score/score.opt,
7182 config/score/score-modes.def, config/score/score-mdaux.h,
7183 config/score/mul-div.S, config/arm/uclinux-elf.h,
7184 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
7185 config/arm/symbian.h, config/arm/linux-elf.h,
7186 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
7187 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
7188 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
7189 config/arm/strongarm-pe.h, config/arm/arm.h,
7190 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
7191 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
7192 config/arm/arm-modes.def, config/arm/linux-eabi.h,
7193 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
7194 config/arm/arm-cores.def, config/arm/arm-protos.h,
7195 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
7196 config/arm/wince-pe.h, config/arm/neon.md,
7197 config/arm/constraints.md, config/arm/neon.ml,
7198 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
7199 config/arm/arm.opt, config/arm/arm926ejs.md,
7200 config/arm/predicates.md, config/arm/iwmmxt.md,
7201 config/arm/arm_neon.h, config/arm/unknown-elf.h,
7202 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
7203 config/arm/neon-testgen.ml, config/arm/arm.md,
7204 config/arm/xscale-coff.h, config/arm/pe.c,
7205 config/arm/arm-generic.md, config/arm/pe.h,
7206 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
7207 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
7208 config/arm/strongarm-elf.h, config/arm/cirrus.md,
7209 config/arm/netbsd-elf.h, config/arm/vxworks.h,
7210 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
7211 config/pa/predicates.md, config/pa/pa64-hpux.h,
7212 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
7213 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
7214 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
7215 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
7216 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
7217 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
7218 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
7219 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
7220 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
7221 config/pa/pa64-regs.h, config/pa/pa-modes.def,
7222 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
7223 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
7224 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
7225 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
7226 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
7227 config/mips/linux64.h, config/mips/elforion.h,
7228 config/mips/constraints.md, config/mips/generic.md,
7229 config/mips/predicates.md, config/mips/4300.md,
7230 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
7231 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
7232 config/mips/5k.md, config/mips/vr4120-div.S,
7233 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
7234 config/mips/mips-protos.h, config/mips/6000.md,
7235 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
7236 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
7237 config/mips/mips-modes.def, config/mips/vr.h,
7238 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
7239 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
7240 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
7241 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
7242 config/vax/openbsd1.h, config/vax/netbsd.h,
7243 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
7244 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
7245 config/h8300/rtems.h, config/h8300/predicates.md,
7246 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
7247 config/h8300/h8300.md, config/h8300/h8300.opt,
7248 config/h8300/coff.h, config/h8300/h8300-protos.h,
7249 config/v850/v850.md, config/v850/predicates.md,
7250 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
7251 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
7252 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
7253 config/mmix/mmix.h, config/mmix/predicates.md,
7254 config/mmix/mmix-protos.h, config/mmix/mmix.md,
7255 config/mmix/mmix.c, config/mmix/mmix.opt,
7256 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
7257 config/bfin/rtems.h, config/bfin/bfin-modes.def,
7258 config/bfin/predicates.md, config/bfin/bfin-protos.h,
7259 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
7262 2007-08-02 Richard Sandiford <richard@codesourcery.com>
7264 * emit-rtl.c (reset_used_decls): Rename to...
7265 (set_used_decls): ...this. Set the used flag rather than clearing it.
7266 (unshare_all_rtl_again): Update accordingly. Set flags on argument
7267 DECL_RTLs rather than resetting them.
7269 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
7271 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
7273 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
7275 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
7276 argument to find_reloads_address.
7278 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
7280 PR tree-optimization/32919
7281 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
7282 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
7283 (coalesce_ssa_name): Call it.
7285 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
7286 David Ung <davidu@mips.com>
7288 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
7289 (__mips16_unorddf2, __mips16_floatunsidf): New.
7290 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
7292 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
7294 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
7296 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
7297 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
7298 * tree.h (OMP_SECTIONS_CONTROL): New macro.
7299 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
7300 * omp-low.c (get_ws_args_for, determine_parallel_type,
7301 expand_omp_for_generic, expand_omp_for_static_nochunk,
7302 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
7303 Work with more precise CFG.
7304 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
7305 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
7307 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
7308 * gimple-low.c (lower_stmt): Ditto.
7309 * tree-inline.c (estimate_num_insns_1): Ditto.
7310 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
7311 (OMP_SECTIONS_SWITCH): New.
7312 * tree-cfgcleanup.c (cleanup_omp_return): New.
7313 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
7314 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
7315 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
7316 (tree_redirect_edge_and_branch): Handle omp constructs.
7318 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
7319 with three arguments.
7321 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
7323 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
7326 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
7328 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
7329 the loop structures may need fixing.
7330 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
7332 (cleanup_tree_cfg_loop): Removed.
7333 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
7334 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
7335 instead of running cleanup_tree_cfg_loop.
7336 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
7337 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
7338 (tree_predictive_commoning): Declaration changed.
7339 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
7341 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
7343 * doc/invoke.texi (l1-cache-size): Update documentation.
7344 (l2-cache-size): Document.
7345 * params.h (L2_CACHE_SIZE): New macro.
7346 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
7347 that L1_CACHE_SIZE is in kB now.
7348 (L2_CACHE_SIZE_BYTES): New macro.
7349 (tree_ssa_prefetch_arrays): Show size in kB.
7350 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
7351 and l2_cache_size fields.
7352 * config/i386/driver-i386.c (describe_cache): Detect cache size
7354 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
7355 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
7356 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
7357 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
7358 (override_options): Set l1-cache-size and l2-cache-size to default
7359 values if not specified otherwise.
7360 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
7361 (PARAM_L2_CACHE_SIZE): New.
7363 2007-08-01 Nigel Stephens <nigel@mips.com>
7364 David Ung <davidu@mips.com>
7365 Thiemo Seufer <ths@mips.com>
7366 Chris Dearman <chris@mips.com>
7367 Richard Sandiford <richard@codesourcery.com>
7369 * config.gcc (mips*-sde-elf*): New stanza.
7370 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
7371 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
7372 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
7373 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
7374 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
7375 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
7377 * config/mips/sde.h: New file.
7378 * config/mips/t-libgcc-mips16: Likewise.
7379 * config/mips/t-sde: Likewise.
7380 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
7381 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
7382 _MIPS_FPSET and _MIPS_SZINT.
7383 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
7384 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
7385 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
7386 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
7387 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
7388 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
7389 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
7390 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
7391 _MIPS_SZPTR and _MIPS_FPSET.
7392 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
7393 architecture is specified.
7394 (MIPS_32BIT_OPTION_SPEC): New macro.
7396 2007-07-31 Dan Hipschman <dsh@google.com>
7398 * gcc.c (end_going_arg): New function.
7399 (do_spec_2): Use it.
7400 (do_spec_1): Use it.
7402 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
7404 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
7405 only if ENABLE_CHECKING is defined.
7407 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
7409 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
7410 df_ru_add_problem, df_ru_get_bb_info): Removed.
7411 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
7412 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
7413 df_ru_free_bb_info, df_ru_alloc,
7414 df_ru_bb_local_compute_process_def,
7415 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
7416 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
7417 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
7418 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
7419 df_ru_add_problem): Removed.
7421 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7424 * pa.md (casesi32): Use match_scratch. Revise insn condition.
7425 (casesi32p, casesi64p): Likewise.
7426 (casesi): Adjust for above.
7428 2007-07-31 Richard Sandiford <richard@codesourcery.com>
7430 * mode-switching.c (create_pre_exit): Don't search past calls.
7432 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
7434 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
7436 2007-07-31 Revital Eres <eres@il.ibm.com>
7438 * ddg.c (add_deps_for_def): Rename to...
7439 (add_cross_iteration_register_deps): This. Change implementation
7440 to use only reaching def and def-use chains to construct the
7441 inter loop dependencies.
7442 (add_deps_for_use): Remove function.
7443 (build_inter_loop_deps): Call add_cross_iteration_register_deps
7444 function to build the inter loop dependencies.
7445 * modulo-sched.c (sms_schedule): Build only
7446 reaching def and def-use chains for the propose of the ddg
7449 2007-07-31 Julian Brown <julian@codesourcery.com>
7451 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
7452 New define_insns. Use correct RTL.
7453 (vec_set<mode>): Write as expander.
7455 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
7457 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
7458 to an unallocated space.
7460 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
7463 (split_constant_offset): Enable split_constant_offset to extract
7464 constants from other statements.
7465 * tree-vect-transform.c
7466 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
7467 to a temp var. Force base_offset to be simple.
7469 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
7471 * df-scan.c (df_scan_verify): Remove artificial limit on
7472 the number of blocks for verification.
7473 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
7474 df_simulate_defs): Avoid unnecessary insn checking for defs.
7476 2007-07-29 Mark Mitchell <mark@codesourcery.com>
7478 * config/m68k/lb1sf68.asm (FUNC): New macro.
7480 (__udivsi3): Likewise.
7481 (__divsi3): Likewise.
7482 (__umodsi3): Likewise.
7483 (__modsi3): Likewise.
7484 (__subdf3): Likewise.
7485 (__adddf3): Likewise.
7486 (__muldf3): Likewise.
7487 (__divdf3): Likewise.
7488 (__negdf2): Likewise.
7489 (__cmpdf2): Likewise.
7490 (__subsf3): Likewise.
7491 (__addsf3): Likewise.
7492 (__mulsf3): Likewise.
7493 (__divsf3): Likewise.
7494 (__negsf2): Likewise.
7495 (__cmpsf2): Likewise.
7496 (__eqdf2): Likewise.
7497 (__nedf2): Likewise.
7498 (__gtdf2): Likewise.
7499 (__gedf2): Likewise.
7500 (__ltdf2): Likewise.
7501 (__ledf2): Likewise.
7502 (__eqsf2): Likewise.
7503 (__nesf2): Likewise.
7504 (__gtsf2): Likewise.
7505 (__gesf2): Likewise.
7506 (__ltsf2): Likewise.
7507 (__lesf2): Likewise.
7509 2007-07-30 Ollie Wild <aaw@google.com>
7511 * c-ppoutput.c (print_lines_directives_only): New function.
7512 (scan_translation_unit_directives_only): New function.
7513 (preprocess_file): Add call to scan_translation_unit_directives_only.
7514 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
7515 (sanitize_cpp_opts): Add default flag_dump_macros setting for
7516 -fdirectives-only. Add errors for -fdirectives-only conflict with
7517 -Wunused-macros and -traditional.
7518 (finish_options): Add builtin macro initialization for
7519 -fdirectives-only + -fpreprocessed.
7520 * c.opt (fdirectives-only): New.
7521 * doc/cppopts.texi (fdirectives-only): New.
7523 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7525 * alias.c (record_set, memory_modified_1): Constify.
7526 * bt-load.c (note_btr_set): Likewise.
7527 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
7528 * combine.c (set_nonzero_bits_and_sign_copies,
7529 expand_field_assignment, record_dead_and_set_regs_1,
7530 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
7531 likely_spilled_retval_1): Likewise.
7532 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
7533 frv_io_handle_set): Likewise.
7534 * config/mips/mips.c (mips_sim_record_set,
7535 vr4130_true_reg_dependence_p_1): Likewise.
7536 * config/mt/mt.c (insn_dependent_p_1): Likewise.
7537 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
7538 * config/sh/sh.c (flow_dependent_p_1): Likewise.
7539 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
7540 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
7541 * ddg.c (mark_mem_store): Likewise.
7542 * df-problems.c (df_urec_mark_reg_change): Likewise.
7543 * function.c (update_epilogue_consts): Likewise.
7544 * gcse.c (record_set_info, record_last_set_info,
7545 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
7546 reg_clear_last_set): Likewise.
7547 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
7549 * jump.c (reversed_comparison_code_parts): Likewise.
7550 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
7551 reg_is_set): Likewise.
7552 * loop-iv.c (mark_altered): Likewise.
7553 * mode-switching.c (reg_becomes_live): Likewise.
7554 * optabs.c (no_conflict_move_test): Likewise.
7555 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
7557 * postreload.c (reload_combine_note_store, move2add_note_store):
7559 * regmove.c (flags_set_1): Likewise.
7560 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
7562 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
7564 * resource.c (update_live_status): Likewise.
7565 * rtl.h (set_of, note_stores): Likewise.
7566 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
7567 note_stores, parms_set): Likewise.
7568 * sched-rgn.c (sets_likely_spilled_1): Likewise.
7569 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
7571 * var-tracking.c (count_stores, add_stores): Likewise.
7573 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7575 * alias.c (mems_in_disjoint_alias_sets_p,
7576 fixed_scalar_and_varying_struct_p, aliases_everything_p,
7577 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
7578 write_dependence_p, mems_in_disjoint_alias_sets_p,
7579 read_dependence, true_dependence, canon_true_dependence,
7580 anti_dependence, output_dependence): Constify.
7581 * combine.c (extended_count): Likewise.
7582 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
7583 * cselib.c (get_value_hash, references_value_p,
7584 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
7585 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
7586 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
7587 * function.c (contains, prologue_epilogue_contains,
7588 sibcall_epilogue_contains): Likewise.
7589 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
7590 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
7591 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
7592 reg_or_subregno): Likewise.
7593 * recog.c (asm_noperands): Likewise.
7594 * reload1.c (function_invariant_p): Likewise.
7595 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
7596 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
7597 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
7598 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
7599 true_regnum, reg_or_subregno, condjump_in_parallel_p,
7600 extended_count, prologue_epilogue_contains,
7601 sibcall_epilogue_contains, function_invariant_p, true_dependence,
7602 canon_true_dependence, read_dependence, anti_dependence,
7603 output_dependence): Likewise.
7604 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
7606 2007-07-30 Julian Brown <julian@codesourcery.com>
7608 * config/arm/neon.md (V_ext): New mode attribute.
7609 (neon_vget_lane<mode>): Replace with define_expand.
7610 (neon_vget_lane<mode>_sext_internal)
7611 (neon_vget_lane<mode>_zext_internal): New define_insns for double
7612 and quad precision vectors.
7613 (neon_vget_lanedi): Add bounds check. Remove dead comment.
7614 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
7615 have typeless 32-bit result.
7617 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
7620 * tree-affine.h (aff_tree): The type of rest is sizetype for types
7622 * tree-affine.c (aff_combination_scale): If type is a pointer type,
7623 use sizetype for rest.
7624 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
7625 (aff_combination_convert): Don't convert rest for pointer types.
7627 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
7629 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
7631 * tree-ssa-alias.c: Add alloc-pool.h.
7632 (init_alias_info): Free alias_bitmap_obstack.
7633 (delete_alias_info): Call delete_mem_ref_stats.
7634 (get_mem_sym_stats_for): Use alloc_pool.
7635 (init_mem_ref_stats): Do not delete mem_ref_stats here.
7636 (delete_mem_sym_stats): Removed.
7638 2007-07-29 Sebastian Pop <sebpop@gmail.com>
7640 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
7641 functions cannot be represented as classical distance vectors.
7643 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7645 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
7646 * builtins.c (validate_arg, builtin_mathfn_code,
7647 validate_arglist): Likewise.
7648 * calls.c (call_expr_flags): Likewise.
7649 * combine.c (reg_nonzero_bits_for_combine,
7650 reg_num_sign_bit_copies_for_combine, get_last_value,
7651 reg_truncated_to_mode): Likewise.
7652 * emit-rtl.c (subreg_lowpart_p): Likewise.
7653 * expr.c (highest_pow2_factor_for_target,
7654 categorize_ctor_elements_1, categorize_ctor_elements,
7655 count_type_elements, contains_packed_reference,
7656 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
7657 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
7658 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
7659 native_encode_int, native_encode_real, native_encode_complex,
7660 native_encode_vector, native_encode_expr, native_interpret_int,
7661 native_interpret_real, native_interpret_complex,
7662 native_interpret_vector, native_interpret_expr): Likewise.
7663 * function.c (use_register_for_decl): Likewise.
7664 * gimplify.c (get_name): Likewise.
7665 * langhooks-def.h (lhd_return_null_const_tree): New.
7666 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
7667 * langhooks.c (lhd_return_null_const_tree): New.
7668 * langhooks.h (lang_get_callee_fndecl): Constify.
7669 * output.h (constructor_static_from_elts_p): Likewise.
7670 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
7671 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
7672 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
7673 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
7674 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
7675 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
7676 * rtlhooks-def.h (reg_nonzero_bits_general,
7677 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
7679 * rtlhooks.c (reg_num_sign_bit_copies_general,
7680 reg_nonzero_bits_general, reg_truncated_to_mode_general):
7682 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
7683 * stor-layout.c (mode_for_size_tree): Likewise.
7684 * tree-ssa-loop-im.c (memref_eq): Likewise.
7685 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
7686 * tree.c (contains_placeholder_p, type_list_equal,
7687 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
7689 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
7690 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
7691 contains_placeholder_p, contains_packed_reference,
7692 get_callee_fndecl, operand_equal_for_phi_arg_p,
7693 warn_if_unused_value, is_body_block, native_encode_expr,
7694 native_interpret_expr, fold_convertible_p, operand_equal_p,
7695 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
7696 validate_arglist, simple_cst_equal, type_list_equal,
7697 use_register_for_decl, call_expr_flags, get_name,
7698 highest_pow2_factor): Likewise.
7699 (const_call_expr_arg_iterator_d,
7700 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
7701 first_const_call_expr_arg, more_const_call_expr_args_p,
7702 FOR_EACH_CONST_CALL_EXPR_ARG): New.
7703 * varasm.c (constructor_static_from_elts_p): Constify.
7705 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
7707 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
7708 config/arm/neon-schedgen.ml, config/arm/neon.ml,
7709 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
7710 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
7711 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
7712 tree-vect-transform.c, tree.def: Fix comment typos. Follow
7713 spelling conventions.
7714 * doc/invoke.texi: Follow spelling conventions.
7716 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
7717 Revital Eres <eres@il.ibm.com>
7719 * modulo-sched.c (sms_schedule): Avoid loops which includes
7720 auto-increment instructions.
7722 2007-07-28 Richard Guenther <rguenther@suse.de>
7725 * fold-const.c (fold_cond_expr_with_comparison): Convert
7726 operand zero of MIN/MAX_EXPR to correct type.
7728 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7730 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
7731 flags_from_decl_or_type): Constify.
7732 * gcc.c (do_spec_1): Likewise.
7733 * print-tree.c (dump_addr, print_node_brief): Likewise.
7734 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
7735 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
7736 tree_purge_all_dead_eh_edges): Likewise.
7737 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
7738 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
7740 * tree.c (expr_location, expr_has_location, expr_locus,
7741 expr_filename, expr_lineno, get_inner_array_type,
7742 fields_compatible_p): Likewise.
7743 * tree.h (get_inner_array_type, fields_compatible_p,
7744 expr_location, expr_has_location, expr_locus, expr_filename,
7745 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
7746 setjmp_call_p, alloca_call_p): Likewise.
7748 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
7750 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
7751 TV_FLOW_INSENSITIVE.
7753 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
7755 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
7756 (compute_flow_insensitive_aliasing): Ditto for
7757 TV_FLOW_INSENSITIVE.
7759 2007-07-27 Jan Hubicka <jh@suse.cz>
7761 * config/i386/i386.c (register_move_cost): Remove accidentally
7762 comitted #if 0 block.
7764 * attribs.c: Include hashtab.h
7765 (attribute_hash): New.
7766 (substring): New structure.
7767 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
7769 (init_attributes): Initialize attribute hash.
7770 (decl_attributes): Use attribute hash.
7771 * Makefile.in (attribs.c): Depend on hashtab.h.
7773 2007-07-27 Steve Ellcey <sje@cup.hp.com>
7775 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
7777 2007-07-27 Richard Sandiford <richard@codesourcery.com>
7779 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
7780 __mips_dspr2 and __mips_dsp_rev macros.
7781 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
7783 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
7785 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
7787 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
7791 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
7792 and the updating of the live and do_not_gen sets.
7793 (df_note_bb_compute): Added updating of live and do_not_gen sets
7794 for regular defs so that the case of clobber inside conditional
7795 call is processed correctly.
7797 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
7799 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
7800 operands with compatible type.
7802 2007-07-27 Richard Sandiford <richard@codesourcery.com>
7804 * expr.h (store_bit_field): Don't return a value.
7805 * expmed.c (check_predicate_volatile_ok): New function.
7806 (store_bit_field_1): New function, extracted from store_bit_field.
7807 Take a fallback_p argument and return true if the operation succeeded.
7808 Only use store_fixed_bit_field if fallback_p. Don't recompute
7809 mode_for_extraction; use op_mode instead. Try forcing memories
7810 into registers if the insv expander fails.
7811 (store_bit_field): Use store_bit_field_1 with fallback_p true.
7812 Don't return a value.
7813 (convert_extracted_bit_field): New function, extracted from
7815 (extract_bit_field_1): Likewise. Take a fallback_p argument
7816 and return NULL if the operation succeeded. Only use
7817 extract_fixed_bit_field if fallback_p. Only calculate one
7818 extraction mode. Combine code for extv and extzv. Try forcing
7819 memories into registers if the ext(z)v expander fails.
7820 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
7822 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
7824 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
7826 (df_ref): Likewise. Put regno with other integer fields.
7828 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
7830 * df.h (df_mw_hardreg): Remove "loc" field.
7831 * df-scan.c (df_ref_record): Don't set it. Remove redundant
7833 * df-problems.c (df_whole_mw_reg_unused_p): New function,
7834 split out from df_set_unused_notes_for_mw. Return false for
7835 partial references. Assert that mw_reg is a REG when returning true.
7836 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
7837 (df_whole_mw_reg_dead_p): New function, split out from
7838 df_set_dead_notes_for_mw. Return false for partial references.
7839 Assert that mw_reg is a REG when returning true.
7840 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
7841 Remove redundant bitmap check.
7843 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
7845 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
7846 ($(T)crtend.o): Likwise.
7847 ($(T)crtbeginS.o): Likwise.
7848 ($(T)crtendS.o): Likwise.
7849 ($(T)crtfastmath.o): Likwise.
7851 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
7853 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
7854 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
7855 * basic-block.h (struct control_flow_graph): Added x_dom_computed
7856 and x_n_bbs_in_dom_tree fields.
7858 2007-07-26 Steve Ellcey <sje@cup.hp.com>
7860 PR tree-optimization/32087
7861 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
7862 Do not call scale_bbs_frequencies_int with prob of zero.
7864 2007-07-26 Julian Brown <julian@codesourcery.com>
7866 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
7867 (neon_element_bits): Add prototypes.
7868 * config/arm/arm.c (bounds_check, neon_lane_bounds)
7869 (neon_const_bounds, neon_element_bits): New functions.
7870 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
7871 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
7872 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
7873 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
7874 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
7875 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
7876 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
7877 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
7878 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
7879 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
7880 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
7881 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
7882 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
7884 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
7886 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
7887 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
7889 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
7890 Julian Brown <julian@codesourcery.com>
7892 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
7893 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
7894 * config/arm/cortex-a8.md: New.
7895 * config/arm/cortex-a8-neon.md: New.
7896 * config/arm/neon-schedgen.ml: New.
7897 * config/arm/neon.md (vqh_mnem): New.
7899 (Is_float_mode): New.
7900 (Scalar_mul_8_16): New.
7902 (V_mode_nunits): New.
7903 (All instruction patterns): Annotate with neon_type attribute
7905 * config/arm/arm.md: Include cortex-a8.md.
7906 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
7908 Annotate instruction patterns accordingly.
7909 (generic_sched): Do not use generic scheduling for Cortex-A8.
7910 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
7912 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
7914 * fold-const.c (fold_read_from_constant_string): Use
7916 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
7918 2007-07-26 Nick Clifton <nickc@redhat.com>
7920 * tree-ssa-operands.h: Change copyright header to refer to version
7921 3 of the GNU General Public License and to point readers at the
7922 COPYING3 file and the FSF's license web page.
7923 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
7924 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
7925 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
7926 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
7927 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
7928 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
7929 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
7930 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
7931 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
7932 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
7933 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
7934 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
7935 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
7936 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
7937 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
7938 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
7939 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
7940 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
7941 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
7942 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
7943 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
7944 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
7945 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
7946 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
7947 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
7948 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
7949 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
7950 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
7951 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
7952 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
7953 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
7954 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
7955 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
7956 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
7957 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
7958 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
7959 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
7960 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
7961 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
7962 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
7963 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
7964 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
7965 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
7966 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
7967 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
7968 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
7969 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
7970 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
7971 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
7972 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
7973 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
7974 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
7975 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
7976 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
7977 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
7978 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
7979 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
7980 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
7981 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
7982 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
7983 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
7984 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
7985 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
7986 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
7987 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
7988 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
7989 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
7990 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
7991 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
7992 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
7993 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
7994 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
7995 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
7996 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
7997 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
7998 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
7999 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
8000 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
8001 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
8002 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
8003 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
8004 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
8005 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
8006 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
8007 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
8008 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
8009 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
8010 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
8011 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
8012 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
8013 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
8014 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
8015 vecprim.h, basic-block.h, tree-ssa-structalias.c,
8016 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
8017 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
8018 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
8019 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
8020 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
8021 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
8022 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
8023 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
8024 convert.c, convert.h, langhooks-def.h, reload1.c,
8025 tree-ssa-operands.c: Likewise.
8027 2007-07-26 Jan Hubicka <jh@suse.cz>
8029 * tree-ssa-live.c: Include debug.h and flags.h.
8030 (mark_scope_block_unused): New function.
8031 (remove_unused_scope_block_p): New function.
8032 (remove_unused_locals): Remove unused blocks too.
8034 2007-07-25 Ian Lance Taylor <iant@google.com>
8036 * combine.c (combine_max_regno): Remove. Remove all uses.
8037 (struct reg_stat_struct): Rename from struct reg_stat.
8038 (reg_stat_type): Define, and declare VECs.
8039 (reg_stat): Change from pointer to VEC. Change all uses.
8040 (combine_split_insns): New static function.
8041 (try_combine, find_split_point): Call it instead of split_insns.
8043 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
8045 * cfghooks.c (split_block): Fix the information about loop latch.
8047 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
8049 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
8051 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
8053 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
8054 Scan the new edge for loop exit info.
8056 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
8058 * config/darwin.c: Include debug.h.
8060 2007-07-25 Steve Ellcey <sje@cup.hp.com>
8063 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
8065 2007-07-25 Steve Ellcey <sje@cup.hp.com>
8067 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
8068 (HARD_REGNO_MODE_OK): Ditto.
8069 (MODES_TIEABLE_P): Ditto.
8070 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
8071 (CLASS_MAX_NREGS): Ditto.
8072 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
8073 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
8074 (divdf3_internal_thr): Removed.
8075 * config/ia64/div.md: New file.
8076 * config/ia64/constraints.md: Add H constraint.
8078 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8080 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
8081 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
8082 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
8083 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
8084 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
8085 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
8086 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
8087 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
8088 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
8089 dump_sbitmap_file, debug_sbitmap, popcount_table,
8090 sbitmap_popcount): Constify.
8091 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
8092 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
8093 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
8094 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
8095 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
8096 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
8097 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
8098 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
8099 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
8100 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
8101 sbitmap_popcount, sbitmap_verify_popcount): Constify.
8103 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8105 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
8106 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
8107 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
8108 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
8109 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
8110 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
8111 bitmap_intersect_p, bitmap_intersect_compl_p,
8112 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
8113 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
8115 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
8116 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
8117 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
8118 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
8119 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
8120 debug_bitmap, debug_bitmap_file, bitmap_print,
8121 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
8122 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
8124 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
8126 * config/darwin.c (darwin_override_options): Additional fix for
8127 debug info formats that don't support var tracking.
8129 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8131 * cselib.c (entry_and_rtx_equal_p): Constify.
8132 * gengtype.c (output_mangled_typename, write_types, write_local):
8134 * gengtype.h (const_type_p): New.
8135 * see.c (eq_descriptor_extension, hash_descriptor_extension):
8137 * tlink.c (scan_linker_output): De-constify.
8138 * tree-ssa-loop-im.c (memref_eq): Constify.
8139 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
8140 (shared_bitmap_hash, shared_bitmap_eq): Constify.
8142 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8144 * c-common.c (fname_as_string, c_type_hash): Constify.
8145 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
8146 * cgraph.c (edge_hash, edge_eq): Likewise.
8147 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
8148 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
8149 reg_attrs_htab_eq): Likewise.
8150 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
8152 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
8153 const_decl_t, const_state_t, const_automata_list_el_t): New.
8154 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
8155 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
8156 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
8157 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
8158 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
8159 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
8160 compare_max_occ_cycle_nums, out_state_arcs_num,
8161 compare_transition_els_num, units_cmp, state_reservs_cmp):
8163 * genmodes.c (cmp_modes): Likewise.
8164 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
8165 * gimplify.c (compare_case_labels): Likewise.
8166 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
8167 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
8168 * matrix-reorg.c (mtt_info_hash): Likewise.
8169 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
8170 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
8171 (htab_hash_bucket, htab_hash_elem): Constify.
8172 * tree-browser.c (TB_parent_eq): Likewise.
8173 * tree-scalar-evolution.c (hash_scev_info): Likewise.
8174 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
8175 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
8176 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
8178 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
8179 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
8180 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
8181 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
8182 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
8184 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
8185 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
8186 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
8187 * tree-ssa-threadupdate.c (redirection_data_hash,
8188 redirection_data_eq): Likewise.
8189 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
8190 * tree-ssa.c (var_ann_eq): Likewise.
8191 * tree-vrp.c (compare_case_labels): Likewise.
8192 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
8193 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
8194 tree_not_check_failed, tree_class_check_failed,
8195 tree_range_check_failed, tree_not_class_check_failed,
8196 omp_clause_check_failed, omp_clause_range_check_failed,
8197 tree_contains_struct_check_failed, tree_operand_check_failed):
8199 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
8200 tree_not_check_failed, tree_class_check_failed,
8201 tree_range_check_failed, tree_not_class_check_failed,
8202 tree_operand_check_failed, omp_clause_operand_check_failed,
8203 tree_operand_length): Likewise.
8204 * var-tracking.c (const_variable): New.
8205 (variable_htab_hash, variable_htab_eq): Constify.
8206 * varasm.c (const_desc_hash): Likewise.
8208 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8210 * expr.c (handled_component_p): Constify.
8211 * fold-const.c (fit_double_type): Likewise.
8212 * real.h (real_value_from_int_cst): Likewise.
8213 * tree-flow-inline.h (gimple_in_ssa_p,
8214 gimple_aliases_computed_p, gimple_addressable_vars,
8215 gimple_call_clobbered_vars, gimple_referenced_vars,
8216 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
8217 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
8218 may_aliases, end_readonly_imm_use_p, has_zero_uses,
8219 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
8220 is_label_stmt, is_global_var, phi_ssa_name_p,
8221 factoring_name_p, is_call_clobbered, tree_common_ann,
8222 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
8223 unmodifiable_var_p, array_ref_contains_indirect_ref,
8224 ref_contains_array_ref, lookup_subvars_for_var,
8225 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
8226 gimple_mem_ref_stats): Likewise.
8227 * tree-flow.h (tree_common_ann, var_ann, function_ann,
8228 may_aliases, is_exec_stmt, is_label_stmt,
8229 ref_contains_array_ref, array_ref_contains_indirect_ref,
8230 var_can_have_subvars, overlap_subvar, is_call_clobbered,
8231 unmodifiable_var_p): Likewise.
8232 * tree-gimple.c (is_gimple_min_invariant): Likewise.
8233 * tree-gimple.h (is_gimple_min_invariant): Likewise.
8234 * tree.c (type_hash_list, attribute_hash_list, tree_size,
8235 cst_and_fits_in_hwi, real_value_from_int_cst,
8236 build_real_from_int_cst, integer_zerop, integer_onep,
8237 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
8238 tree_floor_log2, real_zerop, real_onep, real_twop,
8239 real_minus_onep, really_constant_p, purpose_member, chain_member,
8240 list_length, fields_length, int_size_in_bytes, bit_position,
8241 int_bit_position, byte_position, int_byte_position, expr_align,
8242 array_type_nelts, tree_node_structure,
8243 type_contains_placeholder_1, iterative_hash_pointer,
8244 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
8245 tree_map_base_eq, type_hash_list, type_hash_eq,
8246 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
8247 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
8248 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
8249 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
8250 int_fits_type_p, get_containing_scope, decl_function_context,
8251 decl_type_context, omp_clause_operand_check_failed,
8252 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
8253 * tree.h (omp_clause_operand_check_failed, tree_size,
8254 build_real_from_int_cst, array_type_nelts, purpose_member,
8255 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
8256 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
8257 is_attribute_p, check_qualified_type, expr_align,
8258 int_size_in_bytes, bit_position, int_bit_position, byte_position,
8259 int_byte_position, list_length, fields_length, initializer_zerop,
8260 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
8261 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
8262 tree_node_structure, handled_component_p, get_containing_scope,
8263 decl_function_context, decl_type_context, real_zerop,
8264 type_num_arguments, fit_double_type, really_constant_p,
8265 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
8266 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
8267 real_twop, real_minus_onep, int_cst_value): Likewise.
8269 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8271 * cfglayout.c (insn_scope, insn_line): Constify.
8272 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
8273 const_double_htab_hash, const_double_htab_eq,
8274 mem_attrs_htab_hash): Likewise.
8275 * loop-iv.c (biv_eq): Likewise.
8276 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
8277 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
8278 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
8280 * rtl-error.c (location_for_asm, diagnostic_for_asm,
8281 error_for_asm, warning_for_asm, _fatal_insn,
8282 _fatal_insn_not_found): Likewise.
8283 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
8284 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
8285 rtl_check_failed_type2, rtl_check_failed_code1,
8286 rtl_check_failed_code2, rtl_check_failed_code_mode,
8287 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
8288 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
8289 rtl_check_failed_type2, rtl_check_failed_code1,
8290 rtl_check_failed_code2, rtl_check_failed_code_mode,
8291 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
8292 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
8293 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
8294 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
8295 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
8296 rtx_unstable_p, get_integer_term, get_related_value,
8297 offset_within_block_p, reg_mentioned_p, count_occurrences,
8298 reg_referenced_p, reg_used_between_p, no_labels_between_p,
8299 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
8300 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
8301 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
8302 find_constant_src, find_reg_fusage, find_regno_fusage,
8303 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
8304 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
8305 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
8306 computed_jump_p, auto_inc_p, in_expr_list_p,
8307 remove_node_from_expr_list, loc_mentioned_in_p,
8308 label_is_jump_target_p, reversed_comparison_code_parts,
8309 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
8310 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
8311 print_inline_rtx): Likewise.
8312 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
8313 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
8314 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
8315 get_integer_term, get_related_value, offset_within_block_p,
8316 count_occurrences, reg_mentioned_p, no_labels_between_p,
8317 reg_used_between_p, reg_referenced_p, single_set_2,
8318 multiple_sets, set_noop_p, refers_to_regno_p,
8319 reg_overlap_mentioned_p, dead_or_set_p,
8320 covers_regno_no_parallel_p, covers_regno_p,
8321 dead_or_set_regno_p, find_reg_note, find_regno_note,
8322 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
8323 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
8324 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
8325 side_effects_p, may_trap_p_1, may_trap_p,
8326 may_trap_after_code_motion_p, may_trap_or_fault_p,
8327 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
8328 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
8329 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
8330 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
8331 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
8333 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
8334 warning_for_asm): Likewise.
8335 * tree.h (print_rtl): Likewise.
8336 * varasm.c (get_pool_mode): Likewise.
8338 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8340 * c-lex.c (c_lex_with_flags, lex_string): Constify.
8341 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
8342 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
8343 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
8344 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
8345 * ddg.c (compare_sccs): Likewise.
8346 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
8347 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
8348 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
8349 decimal_do_fix_trunc, decimal_real_to_integer,
8350 decimal_real_to_integer2, decimal_real_maxval): Likewise.
8351 * dse.c (const_group_info_t): New.
8352 (invariant_group_base_eq, invariant_group_base_hash): Constify.
8353 * dwarf2out.c (const_dw_die_ref): New.
8354 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
8355 * tree-browser.c (TB_parent_eq): Likewise.
8356 * unwind-dw2-fde.c (__register_frame_info_bases,
8357 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
8358 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
8360 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
8361 * unwind-dw2.c (uw_frame_state_for): Likewise.
8362 * value-prof.c (histogram_hash, histogram_eq): Likewise.
8363 * value-prof.h (const_histogram_value): New.
8365 2007-07-25 Richard Sandiford <richard@codesourcery.com>
8367 * config/mips/mips.c (machine_function): Add
8368 initialized_mips16_gp_pseudo_p.
8369 (mips16_gp_pseudo_reg): Do not emit the initialization of
8370 mips16_gp_pseudo_rtx when being called from the gimple cost-
8371 calculation routines; emit it on the first use outside those
8374 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8376 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
8379 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
8380 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
8381 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
8382 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
8383 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
8384 Preserve const-ness of parameters through use of __typeof(),
8385 also constify and tidy.
8387 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
8388 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
8389 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
8390 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
8391 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
8392 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
8393 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
8394 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
8395 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
8397 2007-07-25 Julian Brown <julian@codesourcery.com>
8398 Mark Shinwell <shinwell@codesourcery.com>
8400 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
8401 (alpha_mangle_type): This.
8402 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8403 (TARGET_MANGLE_TYPE): Define this instead.
8404 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
8405 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
8406 (arm_init_neon_builtins): Fix comment.
8407 (arm_mangle_map_entry): New.
8408 (arm_mangle_map): New.
8409 (arm_mangle_type): New.
8410 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
8411 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
8412 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
8413 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8414 (TARGET_MANGLE_TYPE): Define this instead.
8415 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
8416 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
8417 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
8418 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8419 (TARGET_MANGLE_TYPE): Define this instead.
8420 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
8422 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
8423 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8424 (TARGET_MANGLE_TYPE): Define this instead.
8425 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
8426 (s390_mangle_type): This.
8427 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8428 (TARGET_MANGLE_TYPE): Define this instead.
8429 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
8430 (sparc_mangle_type): This.
8431 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8432 (TARGET_MANGLE_TYPE): Define this instead.
8433 * cp/mangle.c (write_type): Call mangle_type target hook on all
8434 types before mangling. Use original type, not main variant, as
8436 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
8437 (TARGET_MANGLE_TYPE): This.
8438 * target.h (gcc_target): Rename mangle_fundamental_type to
8440 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
8441 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
8443 2007-07-25 Julian Brown <julian@codesourcery.com>
8444 Paul Brook <paul@codesourcery.com>
8445 Joseph Myers <joseph@codesourcery.com>
8446 Mark Shinwell <shinwell@codesourcery.com>
8448 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
8449 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
8450 (with_fpu): Allow --with-fpu=neon.
8451 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
8452 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
8453 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
8454 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
8455 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
8456 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
8457 (neon_emit_pair_result_insn, neon_disambiguate_copy)
8458 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
8459 (output_move_neon): Add prototypes.
8460 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
8461 (all_fpus): Add FPUTYPE_NEON.
8462 (fp_model_for_fpu): Add NEON field.
8463 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
8464 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
8466 (arm_legitimate_address_p): Don't support fancy addressing for NEON
8468 (thumb2_legitimate_address_p): Likewise.
8469 (neon_valid_immediate): Recognize and prepare constants suitable for
8471 (neon_immediate_valid_for_move): New function. Recognize and prepare
8472 immediates for NEON move instructions.
8473 (neon_immediate_valid_for_logic): New function. Recognize and
8474 prepare immediates for NEON logic instructions.
8475 (neon_output_logic_immediate): New function. Create asm string
8476 suitable for outputting immediate logic instructions.
8477 (neon_pairwise_reduce): New function. Implement reduction using
8478 pairwise operations.
8479 (neon_expand_vector_init): New function. Expand a (possibly
8480 non-constant) vector initialization.
8481 (neon_vector_mem_operand): New function. Memory operands supported
8482 for quad-word loads/stores to/from ARM or NEON registers. Don't
8483 allow base+offset addressing for core regs.
8484 (neon_struct_mem_operand): New function. Valid mems for NEON
8486 (coproc_secondary_reload_class): Enable NEON registers to be loaded
8487 from neon_vector_mem_operand addresses without a secondary register.
8488 (add_minipool_forward_ref): Handle >8-byte minipool entries.
8489 (add_minipool_backward_ref): Likewise.
8490 (dump_minipool): Likewise.
8491 (push_minipool_fix): Likewise.
8492 (output_move_quad): New function. Output quad-word moves, loads and
8493 stores using ARM registers.
8494 (output_move_vfp): Add support for vectors in VFP (NEON) D
8496 (output_move_neon): Output a NEON load/store to/from a quadword
8498 (arm_print_operand): Implement new codes:
8499 - 'c' for unadorned integers (without a # sign).
8500 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
8502 - 'e', 'f' for the low and high D parts of a NEON Q register.
8503 - 'q' outputs a NEON Q register.
8504 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
8505 - 'T' prints NEON opcode features from a coded bitmask.
8506 - 'F' is similar to T, but signed/unsigned codes both print as
8508 - 't' is similar to T, but 'u' is printed instead of 'p'.
8509 - 'O' prints 'r' if NEON instruction should perform rounding (as
8510 specified by bitmask), else prints nothing.
8511 - '#' is a punctuation character to stop operand numbers from
8512 running together with following digits in the assembler
8513 strings for instructions (when using mode attributes).
8514 (arm_assemble_integer): Handle extra NEON vector modes. Permute
8515 constant vectors in big-endian mode, where necessary.
8516 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
8517 Handle EI, OI, CI, XI modes.
8518 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
8519 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
8520 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
8521 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
8522 (neon_builtin_type_bits): Add enumeration, one bit for each vector
8524 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
8525 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
8526 to turn v8qi, etc. into bits defined above.
8527 (neon_itype): New enumeration. Classifications of NEON builtins.
8528 (neon_builtin_datum): Define struct. Contains information about
8529 a single builtin (with multiple modes).
8530 (CF): Define helper macro for...
8531 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
8533 (neon_builtin_data): New array. Define information about builtins
8534 for use during initialization/expansion.
8535 (arm_init_neon_builtins): New function.
8536 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
8538 (neon_builtin_compare): New function.
8539 (locate_neon_builtin_icode): New function. Find an insn code for a
8540 builtin given a function code for that builtin. Also return type of
8541 builtin (NEON_BINOP, NEON_UNOP etc.).
8542 (builtin_arg): New enumeration. Types of arguments for builtins.
8543 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
8544 Takes a variable argument list of builtin_arg types, terminated by
8546 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
8547 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
8548 (neon_emit_pair_result_insn): New function. Support returning pairs
8549 of vectors via a pointer.
8550 (neon_disambiguate_copy): New function. Set up operands for a
8551 multi-word copy such that registers do not get clobbered.
8552 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
8553 ARM_BUILTIN_NEON_BASE.
8554 (arm_file_start): Set float-abi attribute for NEON.
8555 (arm_vector_mode_supported_p): Enable NEON vector modes.
8556 (arm_mangle_map_entry): New.
8557 (arm_mangle_map): New.
8558 (arm_mangle_vector_type): New.
8559 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
8561 (TARGET_NEON): New macro. Target supports NEON.
8562 (fputype): Add FPUTYPE_NEON.
8563 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
8564 for vectorization based on command-line arg.
8565 (NEON_REGNO_OK_FOR_NREGS): Define.
8566 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
8567 (VALID_NEON_STRUCT_MODE): Define.
8568 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
8569 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
8570 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
8571 (consttable_16): Add pattern for outputting 16-byte minipool
8573 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
8575 (vec-common.md, neon.md): Include md files.
8576 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
8577 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
8578 (memory_constraint "Ut", "Un", "Us"): Define.
8579 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
8580 (MMX_char): New mode attribute.
8581 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
8582 (*add<mode>3_iwmmxt): New insn pattern.
8583 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
8584 (*sub<mode>3_iwmmxt): New insn pattern.
8585 (mulv4hi3): Rename to...
8586 (*mulv4hi3_iwmmxt): This.
8587 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
8588 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
8589 (uminv4hi3, uminv2si3): Remove. Replace with...
8590 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
8591 (*umin<mode>3_iwmmxt): These.
8592 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
8593 (ashr<mode>3_iwmmxt): This new pattern.
8594 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
8595 (lshr<mode>3_iwmmxt): This new pattern.
8596 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
8597 (ashl<mode>3_iwmmxt): This new pattern.
8598 * config/arm/neon-docgen.ml: New file. Generate documentation for
8600 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
8601 * config/arm/arm_neon.h: New (autogenerated).
8602 * config/arm/neon-testgen.ml: New file. Generate NEON tests
8604 * config/arm/neon.md: New file. Define NEON instructions.
8605 * config/arm/neon.ml: New file. Abstract description of NEON
8606 instructions, used to generate arm_neon.h header, documentation and
8608 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
8609 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
8611 * doc/extend.texi (ARM Built-in Functions): Rename and remove
8613 (ARM NEON Intrinsics): New subsection.
8614 * doc/arm-neon-intrinsics.texi: New (autogenerated).
8616 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
8618 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
8621 2007-07-24 Jan Hubicka <jh@suse.cz>
8623 * regclass.c (move_table): New type.
8624 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
8625 (init_move_cost): Break out from ...
8626 (init_reg_sets_1): ... here; simplify computation of
8627 have_regs-of_mode and contains_reg_of_mode.
8628 (record_reg_classes): Unswitch internal loops.
8629 (copy_cost): Trigger lazy initialization of move cost
8630 (record_address_regs): Likewise.
8632 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
8634 * config/darwin.c (darwin_override_options): Don't force on
8635 flag_var_tracking_uninit when no debug info is requested.
8637 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
8639 * cfgloop.c (init_loops_structure): New function.
8640 (flow_loops_find): Create root of the loop tree unconditionally.
8642 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
8644 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
8646 2007-07-24 Jan Hubicka <jh@suse.cz>
8648 * caller-save.c: Include ggc.h, gt-caller-save.h
8649 (reg_save_code, reg_restore_code): Rename to ...
8650 (cached_reg_save_code, cached_reg_restore_code): ... those.
8651 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
8652 (reg_save_code, reg_restore_code): New functions.
8653 (init_caller_save): Do not intialize
8654 reg_save_code/reg_restore_code tables.
8655 * Makefile.in: (gt-caller-save.h): New.
8657 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
8659 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
8660 with the mode of the original operand instead of
8663 2007-07-23 Jan Hubicka <jH@suse.cz>
8665 * i386.c (ix86_secondary_memory_needed): Break out to...
8666 (inline_secondary_memory_needed): ... here.
8667 (ix86_memory_move_cost): Break out to ...
8668 (inline_memory_move_cost): ... here; add support for IN value of 2 for
8669 maximum of input and output; fix handling of Q_REGS on 64bit.
8670 (ix86_secondary_memory_needed): Microoptimize.
8672 2007-07-23 Sebastian Pop <sebpop@gmail.com>
8674 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
8675 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
8676 stmts_from_loop, known_dependences_p, build_rdg): New.
8677 * tree-data-ref.h: Depends on graphds.h.
8678 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
8679 (build_rdg): Declared.
8680 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
8682 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
8684 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
8687 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
8688 Jakub Jelinek <jakub@redhat.com>
8690 PR middle-end/PR28690
8691 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
8693 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
8694 and MEM_POINTER operands over REG and MEM operands.
8695 (swap_commutative_operands_p): Change return value to bool.
8696 * rtl.h: Update the corresponding prototype.
8697 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
8698 instead of gen_rtx_PLUS.
8699 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
8700 value to bool. Change function arguments to rtx's and update code
8702 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
8703 calls to match the new declaration.
8704 * simplify-rtx.c (simplify_associative_operation): Don't
8705 reorder simplify_binary_operation arguments.
8707 2007-07-23 Richard Sandiford <richard@codesourcery.com>
8709 * config/mips/mips.c (override_options): Use mips_costs to derive
8710 the default branch cost.
8711 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
8713 * config/mips/mips.opt (mbranch-cost=): New option.
8714 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
8716 2007-07-23 Richard Sandiford <richard@codesourcery.com>
8718 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
8719 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
8720 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
8721 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
8723 2007-07-23 Richard Sandiford <richard@codesourcery.com>
8725 * config/mips/constraints.md (ks): New constraint.
8726 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
8727 (*add<mode>3_mips16): ...here.
8729 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
8731 * optabs.h (enum optab_index): Add new OTI_signbit.
8732 (signbit_optab): Define corresponding macro.
8733 (enum insn_code signbit_optab[]): Remove array.
8734 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
8735 (expand_copysign_absneg): If back end provides signbit insn, use it
8736 instead of bit operations on floating point argument.
8737 * builtins.c (enum insn_code signbit_optab[]): Remove array.
8738 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
8739 for availability of signbit insn.
8741 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
8742 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
8743 SSE mode is not active.
8744 (isinf<mode>2): Disable for mfpmath=sse,387.
8746 2007-07-22 Ben Elliston <bje@au.ibm.com>
8748 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
8750 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
8752 2007-07-20 Richard Guenther <rguenther@suse.de>
8754 * tree-cfg.c (verify_expr): COND_EXPRs can have any
8755 integral typed condition.
8756 * tree-ssa.c (useless_type_conversion_p): Do not preserve
8757 booleanness. Only preserve conversions from a non-base
8758 type to a base type, not in general between types with
8759 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
8760 * tree.def (COND_EXPR): Document that the condition
8761 can be of any integral type.
8763 2007-07-20 Nigel Stephens <nigel@mips.com>
8764 Richard Sandiford <richard@codesourcery.com>
8766 * config/mips/mips.h (mips_dwarf_regno): Declare.
8767 (DBX_REGISTER_NUMBER): Remove redundant brackets.
8768 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
8769 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
8770 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
8771 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
8772 (REG_CLASS_NAMES): Update accordingly.
8773 * config/mips/mips.c (mips_dwarf_regno): New array.
8774 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
8775 (mips_subword): Remove special handling for accumulator registers.
8776 (override_options): Initiailize mips_dwarf_regno. Remove use
8778 (mips_swap_registers): New function.
8779 (mips_conditional_register_usage): Swap accumulator registers
8780 around if TARGET_LITTLE_ENDIAN.
8781 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
8782 * config/mips/constraints.md (h, l): Use the endianness to choose
8783 between MD0_REG and MD1_REG.
8784 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
8785 alternative-dependent template.
8787 2007-07-20 Richard Sandiford <richard@codesourcery.com>
8789 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
8792 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
8794 * function.c (thread_prologue_and_epilogue_insns): Fix exit
8795 predecessor fallthru flags.
8797 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
8799 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
8800 of compare to the same type.
8801 * cfgloopmanip.c (add_loop): Update information about loop exits.
8802 (loop_version): Remove the innermost loop requirement.
8803 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
8804 to sizetype for pointers.
8806 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
8808 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
8809 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
8810 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
8812 * config/dfp-bit.c: Empty for TFmode conversions.
8814 2007-07-18 Caroline Tice <ctice@apple.com>
8816 * var-tracking.c (find_src_status): Check for COND_EXEC insns
8817 and handle them correctly; check that src is not NULL before
8819 (find_src_set_src): Likewise.
8821 2007-07-18 Bob Wilson <bob.wilson@acm.org>
8823 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
8824 (struct alignment_context, init_alignment_context): New.
8825 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
8826 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
8827 (XCHAL_HAVE_S32C1I): Likewise.
8828 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
8829 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
8830 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
8831 (ATOMIC, HQI): New macros.
8832 (memory_barrier, *memory_barrier): New.
8833 (sync_lock_releasesi): New.
8834 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
8835 (sync_lock_test_and_set<mode>): New.
8836 (sync_<atomic><mode>): New.
8837 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
8838 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
8839 (xtensa_expand_atomic): New.
8841 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8845 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
8846 transformation for builtin ISNORMAL.
8847 (expand_builtin): Handle BUILT_IN_ISNORMAL.
8848 * builtins.def (BUILT_IN_ISNORMAL): New.
8849 * doc/extend.texi: Document isnormal.
8851 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8855 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
8856 optabs infrastructure. Provide generic implementation for
8858 (expand_builtin): Handle FINITE/ISFINITE.
8859 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
8860 (fold_builtin_1): Likewise.
8862 * builtins.def (BUILT_IN_ISFINITE): New.
8864 * doc/extend.texi: Document isfinite.
8866 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8871 * builtins.c (expand_builtin_interclass_mathfn): Provide a
8872 generic fallback for isinf.
8873 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
8874 calculation code ...
8875 * real.c (get_max_float): ... to here.
8876 * real.h (get_max_float): New.
8878 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8882 * builtin-attrs.def (ATTR_TYPEGENERIC,
8883 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
8885 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
8886 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
8887 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
8888 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
8890 * c-common.c (handle_type_generic_attribute): New.
8891 (c_common_attribute_table): Add "type generic".
8893 * c-typeck.c (convert_arguments): Handle "type generic" functions.
8895 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
8897 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
8898 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
8901 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
8904 * config/cris/cris.c (cris_print_index): Don't use XEXP before
8905 checking that the operand is an expression.
8907 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
8908 Danny Smith <dannysmith@users.sourceforge.net>
8911 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
8912 file mapping object in local namespace if Windows version later
8915 2007-07-18 Richard Sandiford <richard@codesourcery.com>
8917 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
8918 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
8919 arm_cannot_force_const_mem.
8920 (arm_cannot_force_const_mem): New function.
8921 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
8922 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
8923 of arm_tls_referenced_p.
8924 * config/arm/arm.md (movsi): Split out-of-section constants when
8925 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
8926 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
8928 2007-07-18 Richard Sandiford <richard@codesourcery.com>
8930 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
8932 2007-07-18 Richard Sandiford <richard@codesourcery.com>
8934 * config/mips/mips.md (*extendqihi2): Convert the destination
8937 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8939 * config/pa/fptr.c: Update license header.
8940 * config/pa/milli64.S: Likewise.
8942 2007-07-17 Nick Clifton <nickc@redhat.com>
8944 * COPYING_v3: New file. Contains version 3 of the GNU General
8946 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
8947 Lesser General Public License.
8948 * doc/include/gpl_v3.texi: New file. Contains version 3 of
8949 the GNU General Public License.
8951 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
8953 PR rtl-optimization/32773
8954 * cfglayout.c (force_one_exit_fallthru): New function.
8955 (cfg_layout_finalize): Use it.
8957 2007-07-16 Richard Guenther <rguenther@suse.de>
8958 Uros Bizjak <ubizjak@gmail.com>
8960 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
8961 before forcing it to gimple operand.
8963 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
8964 David Ung <davidu@mips.com>
8966 * config/mips/mips.h (TUNE_24K): Define.
8967 (TUNE_MACC_CHAINS): Add TUNE_24K.
8968 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
8970 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
8971 (r74k_int_madd): .. this new reservation.
8972 (define_bypass): Fixed bypasses for r74k_int_madd to use
8974 * config/mips/24k.md (define_bypass): Define new
8975 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
8977 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
8978 Nigel Stephens <nigel@mips.com>
8980 * config/mips/mips.md: Include 20kc.md.
8981 * config/mips/20kc.md: New file.
8982 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
8983 (mips_adjust_cost): Tweak for 20Kc.
8984 (mips_issue_rate): Likewise.
8985 * config/mips/mips.h (TUNE_20KC): Define.
8987 2007-07-16 David Edelsohn <edelsohn@gnu.og>
8989 * config/rs6000/rs6000.c (struct processor_cost): Add
8990 cache_line_size, l1_cache_lines, and simultaneous_prefetches
8992 (*_cost): Add cache information.
8993 (rs6000_override_options): Set cache parameters.
8995 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8998 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
8999 * doc/install.texi (mips-sgi-irix6): pthread support works now.
9001 2007-07-16 Paul Brook <paul@codesourcery.com>
9004 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
9005 (cirrus_thumb2_movsi_insn): Ditto.
9007 2007-07-15 Geoffrey Keating <geoffk@apple.com>
9009 * config/rs6000/darwin-fallback.c (interpret_libc): Change
9012 2007-07-15 Andrew Haley <aph@redhat.com>
9014 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
9015 before looking in the context.
9017 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9021 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
9022 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
9023 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
9024 (pa_output_function_prologue): Use rp_saved and
9025 current_function_is_leaf to generate .CALLINFO statement.
9026 (hppa_expand_prologue): Set rp_saved.
9027 (hppa_expand_epilogue): Use rp_saved.
9028 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
9029 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
9031 2007-07-14 Dirk Mueller <dmueller@suse.de>
9033 * omega.c (coalesce): Fix memory leak on early exit.
9034 * matrix-reorg.c (check_allocation_function): Likewise.
9035 * tree-vect-transform.c (vect_get_new_vect_var): free result
9037 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
9038 pass pointer to edge vector
9039 (partition_hot_cold_basic_blocks): Fix memory leak.
9040 * collect2.c (prefix_from_string): Free temporary storage.
9041 * reload1.c (fixup_abnormal_edges): Free sbitmap.
9043 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
9045 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
9046 (DO_GLOBAL_DTORS_BODY): Likewise.
9048 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
9049 Nigel Stephens <nigel@mips.com>
9051 * config/mips/mips.c (mips_classify_symbol): Don't return
9052 SYMBOL_SMALL_DATA for constant pool addresses if
9053 TARGET_EMBEDDED_DATA is true.
9055 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
9057 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
9058 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
9059 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
9060 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
9061 __builtin_ia32_storehps, __builtin_ia32_storelps,
9062 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
9063 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
9064 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
9065 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
9066 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
9067 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
9068 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
9069 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
9070 using def_builtin_const.
9072 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
9074 PR tree-optimization/32705
9075 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
9076 (simplify_binary_expression): Use SSA_VAL consistently.
9078 2007-07-13 David Edelsohn <edelsohn@gnu.org>
9080 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
9081 (SPEFSCR_REGNO): Delete definition.
9082 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
9083 COUNT_REGISTER_REGNUM -> CTR_REGNO.
9084 * config/rs6000/rs6000.h: Do not define *_REGNO.
9085 LINK_REGISTER_REGNUM -> LR_REGNO.
9086 COUNT_REGISTER_REGNUM -> CTR_REGNO.
9087 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
9088 COUNT_REGISTER_REGNUM -> CTR_REGNO.
9089 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
9090 R_VRSAVE, R_VSCR. Use them.
9091 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
9092 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
9093 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
9094 * config/rs6000/aix.h: Define R_LR. Use it.
9096 2007-07-13 Caroline Tice <ctice@apple.com>
9098 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
9099 flag_var_tracking is explicitly turned off (i.e. when variable
9100 tracking is not feasible); otherwise, turn flag_var_tracking on when
9101 flag_var_tracking_uninit is on.
9102 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
9103 note definitions, to allow recording of initialization status in the
9105 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
9106 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
9107 determine if two note locations are equal.
9108 (output_loc_list): Don't output list entries whose start & end labels
9110 (reg_loc_descriptor): Add parameter for initialization status; pass it
9111 to other loc descriptor functions.
9112 (one_reg_loc_descriptor): Add parameter for initialization status;
9113 check its value and add DW_OP_GNU_uninit to returned loc descr if
9115 (multiple_reg_loc_descriptor): Add parameter for initialization
9117 pass init status argument to other loc descriptor functions; check
9118 value of intialization parameter and add DW_OP_GNU_uninit to returned
9119 loc descr if appropriate.
9120 (based_loc_descr): Add parameter for initialization status; add new
9121 variable for return value; check value of initialization parameter and
9122 add DW_OP_GNU_uninit to returned loc descr if appropriate.
9123 (concatn_mem_loc_descriptor): Add parameter for initialization status;
9124 pass init status argument to other loc descriptor functions; check
9125 value of intialization parameter and add DW_OP_GNU_uninit to returned
9126 loc descr if appropriate.
9127 (mem_loc_descriptor): Likewise.
9128 (concat_loc_descriptor): Likewise.
9129 (concatn_loc_descriptor): Likewise.
9130 (loc_descriptor): Add parameter for initialization status; pass it as
9131 argument to other loc descriptor function calls.
9132 (loc_descriptor_from_tree_1): Add appropriate initialization status
9133 to loc descriptor function calls.
9134 (add_location_or_const_value_attribute): Get initialization status
9135 from VAR_LOCATION note; add initialization status to loc descriptor
9137 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
9138 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
9139 status is uninitialized, add "[uninint]" to output.
9140 * common.opt (fvar-tracking-uninit): New option, similar to
9141 fvar-tracking, to turn on tracking of uninitialized variables; creates
9142 a new global flag, flag_var_tracking_uninit.
9143 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
9144 (enum var_init_status): New type, for var initialization status field.
9145 * var-tracking.c (struct location_chain_def): Two new fields, init,
9146 for initialization status, and set_src for the assignment value expr.
9147 (unshare_variable): New parameter for initialization status;
9148 initialize new init and set_src fields.
9149 (var_reg_set): New parameters for initialization status and value;
9150 pass them to set_variable_part.
9151 (var_mem_set): Likewise.
9152 (get_init_value): New function.
9153 (var_reg_delete_and_set): New initialization status & value
9154 parameters; add call to get_init_value if status is unknown; pass new
9155 parameters to clobber_variable_part and var_reg_set.
9156 (var_mem_delete_and_set): Likewise.
9157 (var_reg_delete): Pass null set_src value to clobber_variable_part.
9158 (var_mem_delete): Likewise.
9159 (variable_union): Pass status to unshare_variable; initialize new init
9160 and set_src fields. If flag_var_tracking_uninit is not set, force
9161 status to initialized.
9162 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
9163 used later to get the set_src value.
9164 (find_src_status): New function.
9165 (find_src_set_src): New function.
9166 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
9167 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
9168 MO_SET, get set_src value and pass it to var_reg_delete_and_set
9169 and var_mem_delete_and_set.
9170 (dump_variable): Print out "[uninit]" if appropriate.
9171 (set_variable_part): Add new initialization and set_src parameters;
9172 pass status to unshare_variable; set node->init and node- >set_src
9173 fields and modify slot in hash table appropriately; save the init and
9174 set_src values if appropriate and assign to the new node.
9175 (clobber_variable_part): New set_src parameter; if two nodes have
9176 same variable and same location but different set_src (assignment)
9177 values, clobber old node.
9178 (delete_variable_part): Pass init status to unshare_variable.
9179 (emit_note_insn_var_location): Add initialized var; assign var's init
9180 status to new 'initialized'; pass new init status field to calls to
9181 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
9182 status to initialized.
9183 (emit_notes_in_bb): Pass initialization status to calls to
9184 var_reg_set, var_mem_set, var_reg_delete_and_set and
9185 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
9186 var_reg_delete_and_set and var_mem_delete_and_set; call
9187 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
9188 make up for change in add_stores.
9189 (vt_add_function_parameters): Add status to calls to
9191 * config/darwin.c (darwin_override_options): Turn on uninitialized
9192 tracking automatically, if var_tracking is on and the system is
9195 2007-07-13 Sa Liu <saliu@de.ibm.com>
9197 * config.gcc: Add options for arch and tune on SPU.
9198 * config/spu/predicates.md: Add constant operands 0 and 1.
9199 * config/spu/spu-builtins.def: Add builtins for double precision
9200 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
9201 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
9203 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
9205 * config/spu/spu-protos.h: Add new function prototypes.
9206 * config/spu/spu.c (spu_override_options): Check options -march and
9208 (spu_comp_icode): Add comparison code for DFmode and vector mode.
9209 (spu_emit_branch_or_set): Use the new code for DFmode and vector
9211 (spu_const_from_int): New. Create a vector constant from 4 ints.
9212 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
9213 (spu_emit_vector_compare): New. Emit vector compare.
9214 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
9215 * config/spu/spu.h: Add options -march and -mtune. Define processor
9216 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
9217 CANONICALIZE_COMPARISON.
9218 * config/spu/spu.md: Add new insns for double precision compare
9219 and double precision vector compare. Add vcond and smax/smin patterns
9220 to enable DFmode vector conditional expression.
9221 * config/spu/spu.opt: Add options -march and -mtune.
9222 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
9223 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
9224 both CELL and CELLEDP targets: spu_testsv.
9225 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
9228 2007-07-13 Richard Guenther <rguenther@suse.de>
9230 PR tree-optimization/32721
9231 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
9232 TREE_THIS_VOLATILE on the folded reference.
9233 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
9234 if the array reference has TREE_THIS_VOLATILE set.
9236 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
9239 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
9241 2007-07-13 Andreas Schwab <schwab@suse.de>
9243 * gengtype-lex.l: Allow declarations to be indented.
9245 2007-07-12 Geoffrey Keating <geoffk@apple.com>
9247 * ginclude/tgmath.h: New.
9248 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
9249 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
9250 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
9251 * configure: Regenerate.
9253 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
9255 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
9256 correct index when setting register save state for xd
9259 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
9261 * config/sh/sh.c (mark_use): Remove.
9263 2007-07-12 Paul Brook <paul@codesourcery.com>
9265 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
9266 reg does not overlap return value.
9268 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
9270 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
9271 (set_expression_vuses): Ditto.
9272 (init_pre): Initialize expression_vuses.
9274 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
9276 * config/i386/sse.md (storentdf, storentsf): New.
9278 2007-07-12 Geoffrey Keating <geoffk@apple.com>
9280 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
9282 * tree.c (build_decl_stat): Move code from here...
9283 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
9284 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
9285 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
9286 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
9287 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
9290 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
9291 Devang Patel <dpatel@apple.com>
9293 PR tree-optimization/25413
9294 * targhooks.c (default_builtin_vector_alignment_reachable): New.
9295 * targhooks.h (default_builtin_vector_alignment_reachable): New.
9296 * tree.h (contains_packed_reference): New.
9297 * expr.c (contains_packed_reference): New.
9298 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
9299 (vect_enhance_data_refs_alignment): Call
9300 vector_alignment_reachable_p.
9301 * target.h (vector_alignment_reachable): New builtin.
9302 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
9303 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
9304 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
9306 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
9308 * target.h (builtin_vectorization_cost): Add new target builtin.
9309 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
9310 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
9311 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
9312 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
9313 uninitialized variables.
9314 * tree-vect-transform.c (cost_for_stmt): New function.
9315 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
9316 using cost 1 for all scalar stmts. Be less conservative when
9317 estimating the number of prologue/epulogue iterations. Call
9318 targetm.vectorize.builtin_vectorization_cost. Return
9319 min_profitable_iters-1.
9320 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
9321 initialization cost instead of TARG_VEC_STMT_COST. Use
9322 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
9323 epilogue code. Fix epilogue cost computation.
9324 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
9325 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
9326 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
9327 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
9328 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
9329 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
9331 2007-07-12 Richard Guenther <rguenther@suse.de>
9333 * gimplify.c (gimplify_conversion): Make sure that the result
9334 from maybe_fold_offset_to_reference is trivially convertible
9335 to the desired type before doing the simplification.
9336 (gimplify_expr): Likewise.
9337 * fold-const.c (fold_binary): Use the correct types for
9338 building the simplified expression.
9340 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
9342 PR rtl-optimization/32729
9343 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
9344 that fallthru to exit.
9346 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
9348 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
9349 (symDTPOFF2reg): Likewise.
9351 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
9353 PR tree-optimization/32663
9355 * tree.h (VALUE_HANDLE_VUSES): Remove.
9356 (struct tree_value_handle): Remove vuses.
9358 * tree-vn.c (create_value_handle_for_expr): Don't set
9361 * tree-ssa-pre.c (expression_vuses): New.
9362 (alloc_expression_id): Set up expression_vuses.
9363 (get_expression_vuses): New.
9364 (set_expression_vuses): Ditto.
9365 (clear_expression_ids): Modify for expression_vuses.
9366 (phi_translate_1): Ditto.
9367 (phi_translate_set): Ditto.
9368 (value_dies_in_block_x): Ditto
9369 (valid_in_sets): Ditto.
9370 (add_to_sets): Ditto.
9371 (find_existing_value_expr): Ditto.
9372 (create_value_handle_for_expr): Ditto.
9373 (make_values_for_stmt): Ditto.
9374 (vuse_equiv): Remove.
9376 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
9378 * Makefile.in (mostlyclean): Remove object files.
9380 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
9382 * toplev.c (no_new_pseudos): Deleted.
9383 * rtl.h (no_new_pseudos): Deleted.
9384 * tree-pass.h (pass_no_new_pseudos): Deleted.
9385 * passes.c (pass_no_new_pseudos): Deleted.
9386 * final.c (rest_of_clean_state): Removed no_new_pseudos.
9387 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
9388 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
9390 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
9391 * rtlhooks.c (gen_lowpart_general): Ditto.
9392 * optabs.c (prepare_operand): Ditto.
9393 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
9395 * modulo-sched.c (rest_of_handle_sms): Ditto.
9396 * see.c (rest_of_handle_see): Ditto.
9397 * ifcvt.c (if_convert): Ditto.
9398 (gate_handle_if_after_combine): Replaced no_new_pseudos with
9400 * init-regs.c (gate_initialize_regs): Deleted set of
9402 * lower-subreg.c (decompose_multiword_subregs): Ditto.
9403 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
9404 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
9406 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
9409 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
9410 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
9411 (*vec_extractv2di_1_rex64): New insn pattern.
9413 2007-07-11 David Daney <ddaney@avtrex.com>
9415 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
9416 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
9417 for SIGNAL_UNWIND_RETURN_COLUMN.
9418 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
9419 (DWARF_FRAME_REGNUM): Rewrite.
9420 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
9422 2007-07-11 Nick Clifton <nickc@redhat.com>
9424 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
9425 delta and use gen_int_mode in place of GET_INT instead.
9427 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
9429 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
9432 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
9434 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
9435 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
9437 * params.h (VERIFY_CANONICAL_TYPES): Remove.
9438 (USE_CANONICAL_TYPES): New.
9439 * doc/invoke.texi (verify-canonical-types): Remove.
9440 (use-canonical-types): Add.
9442 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
9444 * config/spu/spu.c (spu_optimization_options): Remove setting of
9445 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
9446 (spu_override_options): Move it here.
9448 2007-07-11 Richard Sandiford <richard@codesourcery.com>
9450 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
9451 * config/mips/mips.c (mips_cpu_info_table): Mention
9452 MIPS_ISA_LEVEL_SPEC in the comment.
9454 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
9456 PR tree-optimization/32713
9457 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
9459 2007-07-11 Paolo Carlini <pcarlini@suse.de>
9462 * c-opts.c (c_common_post_options): Do not change flag_complex_method
9463 conditional to flag_isoc99.
9464 (c_common_init_options): Do it here, unconditionally.
9466 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
9468 PR tree-optimization/32589
9469 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
9470 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
9471 * tree-ssa-propagate.c (valid_gimple_expression_p): New
9472 predicate, extracted from...
9473 (set_rhs): ...here. Call it for the expression on entry.
9474 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
9475 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
9476 (simplify_binary_expression): Use valid_gimple_expression_p
9477 to validate the simplification.
9478 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
9480 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
9482 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
9483 DWARF2_DEBUG on 32 bit target too.
9484 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
9486 2007-07-11 Nick Clifton <nickc@redhat.com>
9488 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
9489 version for 64-bit hosts.
9491 2007-07-10 David Daney <ddaney@avtrex.com>
9493 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
9495 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
9497 * config/mips/mips.c (mips_expand_synci_loop): New function.
9498 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
9499 (UNSPEC_RDHWR): Same.
9500 (UNSPEC_SYNCI): Same.
9501 (UNSPEC_SYNC): Same.
9502 (clear_cache): New expand.
9506 (clear_hazard): Same.
9507 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
9509 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
9510 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
9512 2007-07-10 Ian Lance Taylor <iant@google.com>
9514 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
9517 2007-07-10 David Daney <ddaney@avtrex.com>
9519 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
9520 * builtins.c (expand_builtin___clear_cache): New function.
9521 (expand_builtin): Call expand_builtin___clear_cache for
9522 BUILT_IN_CLEAR_CACHE case.
9523 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
9524 * doc/md.texi (clear_cache): Document new instruction pattern.
9525 * testsuite/gcc.dg/builtins-64.c: New test.
9527 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
9529 * config/cris/cris.md ("movsi"): Fix typo in last change.
9531 2007-07-09 Geoffrey Keating <geoffk@apple.com>
9534 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
9536 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
9537 * varasm.c (assemble_start_function): Honor DECL_ALIGN
9538 for FUNCTION_DECLs. Don't use align_functions_log if
9540 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
9541 even for FUNCTION_DECLs.
9542 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
9544 * tree.h (DECL_ALIGN): Update for new location of 'align'.
9545 (DECL_FUNCTION_CODE): Update for new location and name of
9547 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
9548 (struct tree_decl_common): Move 'align' and 'off_align' out
9549 of union, ensure they're still on a 32-bit boundary. Remove
9550 other fields in union 'u1'.
9551 (struct tree_function_decl): Add field 'function_code' replacing
9552 'u1.f' in tree_decl_common.
9553 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
9554 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
9555 (Variable Attributes): Cross-reference 'aligned' attribute
9556 to Function Attributes.
9557 * flags.h (force_align_functions_log): Delete.
9558 * toplev.c (force_align_functions_log): Delete.
9560 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
9563 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
9564 (*vec_concatv2di_rex): New insn pattern.
9566 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9569 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
9571 2007-07-10 Ian Lance Taylor <iant@google.com>
9573 Replace no_new_pseudos in backends.
9574 * rtl.h (can_create_pseudo_p): Define.
9575 * config/darwin.c (machopic_indirect_data_reference): Use
9576 can_create_pseudo_p () instead of no_new_pseudos.
9577 (machopic_indirect_data_reference): Likewise.
9578 (machopic_legitimize_pic_address): Likewise.
9579 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
9580 (alpha_emit_set_const_1): Likewise.
9581 (alpha_emit_set_const): Likewise.
9582 (alpha_emit_conditional_move): Likewise.
9583 (alpha_split_conditional_move): Likewise.
9584 * config/alpha/alpha.md (various splitters): Likewise.
9586 * config/arm/arm.c (legitimize_pic_address): Likewise.
9587 (arm_load_pic_register): Likewise.
9588 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
9589 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
9590 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
9591 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
9592 * config/cris/cris.md (movsi): Likewise.
9593 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
9594 (symGOTOFF2reg_hilo): Likewise.
9595 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
9596 * config/h8300/h8300.md (insv, extzv): Likewise.
9597 * config/i386/i386.c (ix86_expand_move): Likewise.
9598 (ix86_expand_vector_move): Likewise.
9599 (ix86_prepare_fp_compare_args): Likewise.
9600 (ix86_expand_carry_flag_compare): Likewise.
9601 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
9602 (tls_dynamic_gnu2_combine_32): Likewise.
9603 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
9604 * config/ia64/ia64.c (ia64_expand_move): Likewise.
9605 (ia64_expand_movxf_movrf): Likewise.
9606 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
9607 (m32c_split_move): Likewise.
9608 (m32c_expand_insv): Likewise.
9609 * config/m68k/m68k.md (movsi): Likewise.
9610 * config/mips/mips.c (mips_force_temporary): Likewise.
9611 (mips_split_symbol): Likewise.
9612 (mips_move_integer): Likewise.
9613 (mips_legitimize_const_move): Likewise.
9614 * config/mn10300/mn10300.md (movsi): Likewise.
9615 * config/pa/pa.c (emit_move_sequence): Likewise.
9616 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
9617 (rs6000_got_register): Likewise.
9618 (create_TOC_reference): Likewise.
9619 (rs6000_machopic_legitimize_pic_address): Likewise.
9620 * config/rs6000/rs6000.md (add<mode>3): Likewise.
9621 (various splitters): Likewise.
9622 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
9623 (movsi_got): Likewise.
9624 * config/s390/s390.c (emit_symbolic_move): Likewise.
9625 * config/s390/s390.md (movhi, movqi): Likewise.
9626 (load_multiple, store_multiple): Likewise.
9627 * config/score/score.c (score_force_temporary): Likewise.
9628 * config/sh/sh.c (prepare_move_operands): Likewise.
9629 (prepare_cbranch_operands): Likewise.
9630 (emit_fpu_switch): Likewise.
9631 (fpscr_set_from_mem): Likewise.
9632 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
9633 (adddi3, subsi3): Likewise.
9634 (various splitters): Likewise.
9635 (divsi_inv_fp_combine): Likewise.
9636 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
9637 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
9639 * config/sh/predicates.md (xor_operand): Likewise.
9640 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
9641 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
9642 (movdi_pic_label_ref): Likewise.
9643 * config/spu/spu.c (spu_split_immediate): Likewise.
9644 * config/alpha/alpha.md (various splitters): Remove test
9645 !no_new_pseudos || reload_completed.
9646 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
9648 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
9649 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
9650 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
9651 * config/score/score.c (th_output_mi_thunk): Likewise.
9652 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
9653 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
9655 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
9657 PR rtl-optimization/32664
9658 * mode-switching.c (create_pre_exit): Skip barrier insns.
9660 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
9662 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
9663 force_gimple_operand_bsi.
9664 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
9665 rewrite_use_compare): Ditto.
9666 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
9668 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
9669 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
9670 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
9671 * tree-profile.c (prepare_instrumented_value,
9672 tree_gen_interval_profiler, tree_gen_pow2_profiler,
9673 tree_gen_one_value_profiler, tree_gen_ic_profiler,
9674 tree_gen_ic_func_profiler, tree_gen_average_profiler,
9675 tree_gen_ior_profiler): Ditto.
9676 * tree-ssa-reassoc.c (negate_value): Ditto.
9677 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
9678 Use force_gimple_operand_bsi.
9679 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
9680 * tree-if-conv.c (add_to_dst_predicate_list,
9681 find_phi_replacement_condition): Ditto.
9682 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
9683 Call mark_symbols_for_renaming for new statements.
9684 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
9686 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
9688 * cfghooks.c (remove_edge): New function.
9689 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
9691 * cfghooks.h (remove_edge): Declare.
9692 * cfg.c (remove_edge): Renamed to remove_edge_raw.
9693 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
9695 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
9697 * optabs.h: Added declaration for signbit_optab.
9698 * optabs.c: (init_optabs): Added initialization for signbit_optab.
9699 * genoptinit.c (optabs): Added entry for signbit insns.
9700 * builtins.c (expand_builtin_signbit): Added code to use a signbit
9702 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
9703 * config/s390/s390.md (signbit<mode>2): New expander.
9705 2007-07-09 Richard Guenther <rguenther@suse.de>
9708 * fold-const.c (fold_plusminus_mult_expr): Move constant
9709 arguments second to allow decomposing.
9711 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
9714 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
9716 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
9717 Disregard DECL_FROM_INLINE.
9719 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
9722 * doc/invoke.texi: Add ftree-reassoc flag.
9723 * common.opt (ftree-reassoc): New flag.
9724 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
9725 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
9727 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
9729 PR tree-optimization/32681
9730 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
9731 saved in second_edge->aux when first_bb is a loop header.
9733 2007-07-09 Jan HUbicka <jh@suse.cz>
9735 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
9737 2007-07-09 Richard Guenther <rguenther@suse.de>
9739 * c-decl.c (start_function): Do not promote return type.
9741 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
9743 * function.c (do_warn_unused_parameter): Do not warn if
9744 TREE_NO_WARNING is set.
9746 2007-07-08 Andreas Schwab <schwab@suse.de>
9748 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
9750 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
9753 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
9755 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
9756 apply to assembly language, too.
9757 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
9759 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
9761 Revert (note the sccvn portions are *not* reverted)
9762 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
9764 Fix PR tree-optimization/23488
9766 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
9768 * tree-flow-inline.h (get_value_handle): Ditto.
9769 * tree-ssa-pre.c (decl_vh_map): New.
9770 (decl_node_pool): New.
9771 (can_value_number_operation): Support DECL_P.
9772 (can_PRE_operation): Ditto.
9773 (create_expression_by_pieces): Ditto.
9774 (find_existing_value_expr): Modify to differnetiate between
9775 addressing and top level.
9776 (create_value_handle_for_expr): Handle DECL's.
9777 (poolify_tree): Ditto.
9778 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
9779 (make_values_for_stmt): Handle DECL's properly.
9780 (init_pre): Reorg to not init useless things during FRE.
9782 * tree-flow.h: Include pointer-set.h.
9783 (decl_vh_map): Declare.
9784 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
9786 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
9788 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
9789 the constraint description.
9790 * doc/md.texi: Update documentation of AVR constraints.
9792 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
9794 * auto-inc-dec.c, config/arm/arm.c,
9795 config/m32r/constraints.md, config/mips/mips.md,
9796 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
9797 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
9798 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
9799 typos. Follow spelling conventions.
9800 * doc/invoke.texi, doc/rtl.texi: Fix typos.
9802 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
9803 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
9805 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
9806 realloc_vuse): Remove.
9807 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
9810 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
9812 Fix PR tree-optimization/23488
9814 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
9815 (try_to_simplify): Ditto.
9817 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
9819 * tree-flow-inline.h (get_value_handle): Ditto.
9820 * tree-ssa-pre.c (decl_vh_map): New.
9821 (decl_node_pool): New.
9822 (can_value_number_operation): Support DECL_P.
9823 (can_PRE_operation): Ditto.
9824 (create_expression_by_pieces): Ditto.
9825 (find_existing_value_expr): Modify to differnetiate between
9826 addressing and top level.
9827 (create_value_handle_for_expr): Handle DECL's.
9828 (poolify_tree): Ditto.
9829 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
9830 (make_values_for_stmt): Handle DECL's properly.
9831 (init_pre): Reorg to not init useless things during FRE.
9833 * tree-flow.h: Include pointer-set.h.
9834 (decl_vh_map): Declare.
9835 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
9837 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
9839 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
9840 apply to assembly language, too.
9841 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
9843 2007-07-06 Ian Lance Taylor <iant@google.com>
9844 Zack Weinberg <zackw@panix.com>
9847 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
9849 2007-07-06 Richard Sandiford <richard@codesourcery.com>
9851 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
9852 (prefetch): Likewise if "pref" would be used.
9854 2007-07-06 Josh Conner <jconner@apple.com>
9858 * calls.c (store_one_arg): Handle arguments which are partially
9859 on the stack when detecting argument overlap.
9861 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
9863 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
9864 chosen during find_reloads.
9866 2007-07-06 Richard Guenther <rguenther@suse.de>
9868 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
9869 TYPE_ARG_TYPES for verification of argument types. Use
9870 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
9871 parameters as variable arguments.
9873 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
9875 * libgcc2.h (word_type): Type definition removed.
9876 (cmp_return_type, shift_count_type): Type definitions added.
9877 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
9878 replaced with shift_count_type.
9879 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
9881 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
9882 changed from word_type to Wtype.
9883 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
9884 replaced with shift_count_type.
9885 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
9887 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
9888 and libgcc_shift_count attribute added.
9889 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
9890 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
9891 (TARGET_INITIALIZER): New target hooks added.
9892 * targhooks.c (default_libgcc_cmp_return_mode,
9893 default_libgcc_shift_count_mode): Default implementations for the new
9895 * targhooks.h (default_libgcc_cmp_return_mode,
9896 default_libgcc_shift_count_mode): Function prototypes added.
9897 * target.h (struct gcc_target): Fields for the new target hooks added.
9898 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
9900 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
9903 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
9904 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
9906 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
9907 s390_libgcc_shift_count_mode): Functions added.
9908 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
9909 Target hooks defined.
9911 2007-07-06 Richard Sandiford <richard@codesourcery.com>
9913 * config/mips/mips.c (compute_frame_size): Restore the original
9914 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
9915 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
9916 Document why the difference is needed.
9918 2007-07-06 Richard Guenther <rguenther@suse.de>
9920 * c-common.c (boolean_increment): Use correctly typed
9923 2007-07-06 Richard Sandiford <richard@codesourcery.com>
9925 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
9926 the topmost argument register is not also included in the save mask.
9927 (mips16e_collect_argument_save_p): Take a pointer to the argument
9928 register, rather than a pointer to the number of arguments.
9929 (mips16e_collect_argument_saves): Only include argument saves
9930 that aren't in the register mask.
9932 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
9934 PR rtl-optimization/32450
9935 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
9936 to ensure that instructions are not moved into the prologue when
9937 profiling is on. Remove unused prologue_end variable.
9938 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
9939 as a scheduling barrier.
9941 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
9944 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
9945 Disregard DECL_FROM_INLINE.
9947 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
9949 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
9950 IORing with a constant.
9952 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
9954 PR rtl-optimization/32475
9955 * df-scan.c (df_def_record_1): Add a use of the stack pointer
9956 for every definition of the stack pointer.
9958 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
9960 * arm.c (vfp3_const_double_index): Copy signed results of
9961 REAL_VALUE_TO_INT into unsigned vars.
9963 2007-07-05 Richard Guenther <rguenther@suse.de>
9966 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
9968 * tree-ssa.c (useless_type_conversion_p): Check canonical
9971 2007-07-05 Anatoly Sokolov <aesok@post.ru>
9973 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
9974 zero_extendhisi2): Change to define_insn_and_split.
9975 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
9977 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
9979 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
9980 pass_match_asm_constraints): New.
9981 * passes.c (init_optimization_passes): Add new pass.
9982 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
9983 * function.h (struct function): Add has_asm_statement bit.
9984 (current_function_has_asm_statement): New.
9985 * tree-pass.h (pass_match_asm_constraints): New.
9987 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
9989 * config/mips/mips.c (mips_file_start): Avoid declaration
9992 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
9994 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
9996 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
9998 * rtl.def (NOTE): Change print format string to print
9999 operand 5 as a note insn name.
10001 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
10002 David Ung <davidu@mips.com>
10004 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
10005 * doc/invoke.texi: (MIPS Options): Document them.
10007 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
10008 David Ung <davidu@mips.com>
10010 Add support for SmartMIPS ASE.
10012 * optabs.c (expand_binop_directly): New, broken out from...
10013 (expand_binop): Here. Make it try rotating in the other
10014 direction even when the second operand isn't constant.
10015 * config/mips/mips.md (*lwxs): New.
10016 * config/mips/mips.opt (msmartmips): New.
10017 * config/mips/mips.c (mips_lwxs_address_p): New.
10018 (mips_rtx_costs): Make it recognize scaled indexed addressing.
10019 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
10020 __mips_smartmips when compiling for TARGET_SMARTMIPS.
10021 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
10022 (ISA_HAS_LWXS): New.
10023 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
10024 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
10025 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
10026 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
10027 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
10028 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
10029 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
10031 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
10033 * tree-vectorizer.c (new_loop_vec_info): Initialize
10034 LOOP_VINFO_COST_MODEL_MIN_ITERS.
10035 * tree-vectorizer.h (_loop_vec_info): Added new filed
10036 min_profitable_iters.
10037 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
10038 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
10039 * tree-vect-analyze.c (vect_analyze_operations): Set
10040 LOOP_VINFO_COST_MODEL_MIN_ITERS.
10041 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
10042 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
10043 Fix calculation of peel_iters_prologue. Move consideration of epilogue
10044 and prologue cost to after they are computed.
10045 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
10046 TARG_VEC_STMT_COST.
10047 (vect_model_simple_cost): Takes additional argument dt. Consider cost
10048 of creating vectors from scalars according to dt.
10049 (vect_model_store_cost): Likewise.
10050 (vectorizable_call): Use dt array instead of scalar dt. Call
10051 vect_model_simple_cost with additional argument dt.
10052 (vectorizable_assignment): Likewise.
10053 (vectorizable_operation): Likewise.
10054 (vectorizable_type_demotion): Likewise.
10055 (vectorizable_type_promotion): Likewise.
10056 (vectorizable_store): Use dt array instead of scalar dt. Call
10057 vect_model_store_cost with additional argument dt.
10058 (vect_do_peeling_for_loop_bound): Don't call
10059 vect_estimate_min_profitable_iters. Instead, lookup
10060 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
10061 "may not be profitable".
10063 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
10066 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
10067 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
10068 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
10069 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
10071 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
10073 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
10074 addressing modes cheaper.
10076 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
10078 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
10079 (dw_ranges_struct): Rename block_num to num. Adjust.
10080 (dw_ranges_by_label_struct): New.
10081 (ranges_by_label, ranges_by_label_allocated,
10082 ranges_by_label_in_use): New variables.
10083 (add_ranges_num): Factored most of the code out of...
10084 (add_ranges): ... this one. Rewrite in terms of the former.
10085 (add_ranges_by_labels): New.
10086 (output_ranges): Output by-label ranges.
10087 (dwarf2out_finish): Output range for multiple-section
10088 compile_unit. Output standard DW_AT_low_pc in addition to
10089 unexpected DW_AT_entry_pc.
10091 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
10093 PR tree-optimization/32604
10094 PR tree-optimization/32606
10096 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
10097 (compute_antic_safe): Removed.
10098 (ANTIC_SAFE_LOADS): Ditto.
10099 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
10100 (execute_pre): Don't call compute_antic_safe.
10101 (vuse_equiv): New function.
10102 (make_values_for_stmt): Use it
10103 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
10106 2007-07-04 Anatoly Sokolov <aesok@post.ru>
10109 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
10110 rather than a decl.
10111 (avr_attribute_table): Make "naked" attribute apply to function types
10112 rather than to decls.
10113 (avr_handle_fntype_attribute): New function.
10115 2007-07-04 Joseph Myers <joseph@codesourcery.com>
10117 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
10120 2007-07-04 David Ung <davidu@mips.com>
10121 Joseph Myers <joseph@codesourcery.com>
10123 * config/mips/mips.md (type): Add logical, signext and move.
10124 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
10125 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
10126 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
10127 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
10128 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
10129 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
10130 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
10131 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
10132 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
10133 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
10134 movv2sf_hardfloat_64bit): Use the new types.
10135 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
10136 *movdf_softfloat, *movdf_mips16): Use "multi".
10137 (extendqihi2): Replace with a define_expand.
10138 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
10139 Based on extend<SHORT:mode><GPR:mode>2 patterns.
10140 * config/mips/74k.md (r74k_int_logical): New reservation and
10142 (r74k_int_arith): Remove "slt".
10143 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
10144 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
10145 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
10146 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
10147 reservations for "arith".
10149 2007-07-04 Richard Guenther <rguenther@suse.de>
10151 * tree-ssa.c (useless_type_conversion_p): Add handling for
10152 scalar float and vector types. Only call the types_compatible_p
10153 langhook for aggregate types as last resort. Follow the
10156 2007-07-04 Richard Guenther <rguenther@suse.de>
10158 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
10159 the same as NOP_EXPR.
10161 2007-07-04 Nick Clifton <nickc@redhat.com>
10163 * target.h (struct gcc_target): Add target_help field.
10164 * target-def.h (TARGET_HELP): New.
10165 (TARGET_INITIALIZER): Use TARGET_HELP.
10166 * opts.c (command_handle_option): Invoke target_help function, if
10167 defined, when the user has specified --target-help on the command
10169 * doc/invoke.texi: Mention that --target-help might print
10170 additional information.
10171 * doc/tm.texi: Document TARGET_HELP hook.
10173 * arm.c (TARGET_HELP): Override default definition.
10174 (arm_target_help): New - display a wrapped list of cores and
10175 architectures supported.
10177 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
10179 * config/v850/v850.c (expand_prologue): Make sure
10180 GEN_INT() argument is sign extended rather than zero extended.
10181 (expand_epilogue): Likewise.
10182 (output_move_double): Delete.
10183 * config/v850/v850-protos.h (output_move_double): Delete.
10184 * config/v850/v850.md (movdi): Delete.
10185 (*movdi_internal): Delete.
10187 (*movdf_internal): Delete.
10189 2007-07-04 Richard Sandiford <richard@codesourcery.com>
10191 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
10192 unless compiling RTP PIC.
10194 2007-07-04 Richard Guenther <rguenther@suse.de>
10196 PR tree-optimization/32482
10197 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
10198 original ssa name if we didn't find a shift expression.
10199 Fix shift constant for bit zero test.
10201 2007-07-04 Richard Sandiford <richard@codesourcery.com>
10203 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
10205 2007-07-04 Richard Sandiford <richard@codesourcery.com>
10207 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
10208 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
10209 * config/arm/vxworks.h (ASM_SPEC): Delete.
10210 (SUBTARGET_EXTRA_ASM_SPEC): Define.
10212 2007-07-04 Sebastian Pop <sebpop@gmail.com>
10214 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
10215 (DDR_REVERSED_P): New.
10216 * tree-data-ref.c (initialize_data_dependence_relation,
10217 build_classic_dist_vector): Set DDR_REVERSED_P.
10219 2007-07-04 Sebastian Pop <sebpop@gmail.com>
10221 PR middle-end/32457
10222 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
10223 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
10224 init_omega_for_ddr_1): Use non conservative number of iterations
10226 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
10227 (analyze_siv_subscript): Remove FIXME and reinitialization of
10228 last_conflicts to chrec_dont_know.
10229 * testsuite/gfortran.dg/vect/pr32457.f90: New.
10231 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
10233 * tree.c (maybe_canonicalize_argtypes): Improve description.
10235 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
10237 * tree.c (maybe_canonicalize_argtypes): New.
10238 (build_function_type): Set canonical type.
10239 (build_method_type_directly): Ditto.
10240 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
10243 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
10245 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
10247 (rewrite_use_nonlinear_expr): Likewise.
10249 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
10251 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
10253 2007-07-04 Ben Elliston <bje@au.ibm.com>
10255 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
10258 * c-objc-common.c (c_types_compatible_p): Fix indentation.
10260 * doc/tm.texi (Run-time Target): Capitalise "CPU".
10261 (Exception Handling): Likewise.
10263 2007-07-03 Jan Hubicka <jh@suse.cz>
10265 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
10267 2007-07-03 Eric Christopher <echristo@apple.com>
10269 * doc/cppopts.texi: Add conflicting option note to -dM.
10270 * doc/invoke.texi: Add note about possible conflicts with
10271 -E for -dCHARS and note that -dM will not produce
10272 any results if there is no machine dependent reorg.
10274 2007-07-03 Geoffrey Keating <geoffk@apple.com>
10276 * tree.h (DECL_ALIGN): Back out previous change.
10278 2007-07-03 Joseph Myers <joseph@codesourcery.com>
10280 * configure.ac: Test for .dtprelword support on MIPS.
10281 * configure, config.in: Regenerate.
10282 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
10283 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
10285 2007-07-03 Julian Brown <julian@codesourcery.com>
10287 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
10288 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
10289 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
10290 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
10292 (all_fpus): Add FPUTYPE_VFP3.
10293 (fp_model_for_fpu): Add VFPv3 field.
10294 (arm_rtx_costs_1): Give cost to VFPv3 constants.
10295 (vfp3_const_double_index): New function. Return integer index of
10296 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
10298 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
10299 and argument represents a valid RTX for a VFPv3 constant.
10300 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
10302 (vfp_emit_fstmd): Similar, for fstmd.
10303 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
10304 constants, represented as integer indices.
10305 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
10306 VFP_REGNO_OK_FOR_DOUBLE macros.
10307 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
10308 (arm_file_start): Set float-abi attribute for VFPv3, and output
10309 correct ".fpu" assembler directive.
10310 (arm_dbx_register_numbering): Add FIXME.
10311 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
10312 (fputype): Add FPUTYPE_VFP3.
10313 (FIXED_REGISTERS): Add 32 registers for D16-D31.
10314 (CALL_USED_REGISTERS): Likewise.
10315 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
10316 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
10317 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
10318 (D7_VFP_REGNUM): New.
10319 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
10320 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
10321 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
10322 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
10323 (REG_ALLOC_ORDER): Adjust for VFPv3.
10324 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
10325 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
10326 VFP_LO_REGS, VFP_HI_REGS.
10327 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
10328 (IS_VFP_CLASS): Define macro.
10329 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
10331 (REGISTER_MOVE_COST): Likewise.
10332 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
10333 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
10334 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
10335 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
10336 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
10337 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
10338 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
10339 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
10340 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
10341 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
10342 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
10343 where appropriate for single-word registers.
10344 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
10345 As above. Fix type attributes.
10346 * config/arm/constraints.md (register_contraint "t"): Define.
10347 (register_constraint "w"): Change to D0-D15, or D0-D31 for
10349 (register_constraint "x"): Define.
10350 (constraint "Dv"): Define.
10352 2007-07-03 Geoffrey Keating <geoffk@apple.com>
10354 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
10356 2007-07-03 Tom Tromey <tromey@redhat.com>
10358 * c-parser.c (objc_pq_context): Removed.
10359 (objc_need_raw_identifier): Likewise.
10360 (c_parser) <objc_pq_context>: New field.
10361 <objc_need_raw_identifier>: Likewise.
10362 (OBJC_NEED_RAW_IDENTIFIER): Removed.
10363 (c_lex_one_token): Update.
10364 (c_parser_objc_protocol_definition): Update.
10365 (c_parser_objc_method_definition): Update.
10366 (c_parser_objc_methodproto): Update.
10367 (c_parser_declspecs): Update.
10369 2007-07-03 David Ung <davidu@mips.com>
10371 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
10373 2007-07-03 David Ung <davidu@mips.com>
10374 Richard Sandiford <richard@codesourcery.com>
10376 * doc/invoke.texi: Document -march=74kf3_2.
10377 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
10378 (TUNE_74K): Check for it.
10379 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
10380 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
10381 * config/mips/mips.md (cpu): Add 74kf3_2.
10382 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
10383 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
10384 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
10385 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
10386 74kf3_2 to the CPU list.
10387 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
10388 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
10389 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
10390 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
10391 (r74kf3_2_fxfer_from_c1): New insn reservations.
10393 2007-07-03 Richard Sandiford <richard@codesourcery.com>
10394 David Ung <davidu@mips.com>
10396 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
10397 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
10398 and 74k[fx]. Document aliases for the new options.
10399 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
10400 (PROCESSOR_24KF2_1): ...this.
10401 (PROCESSOR_24KX): Rename to...
10402 (PROCESSOR_24KF1_1): ...this.
10403 (PROCESSOR_74KF): Rename to...
10404 (PROCESSOR_74KF2_1): ...this.
10405 (PROCESSOR_74KX): Rename to...
10406 (PROCESSOR_74KF1_1): ...this.
10407 (TUNE_74K): Update PROCESSOR_* names.
10408 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
10409 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
10410 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
10411 (mips_rtx_cost_data): Update processor names in comments.
10412 (mips_issue_rate): Update PROCESSOR_* names.
10413 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
10414 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
10415 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
10416 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
10417 Update cpu attribute names.
10418 (r24k_fpu_iss): Rename this reservation to...
10419 (r24kf2_1_fpu_iss): ...this and update all uses.
10420 (r24kx_fpu_iss): Rename this reservation to...
10421 (r24kf1_1_fpu_iss): ...this and update all uses.
10422 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
10423 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
10424 Update cpu attribute names.
10426 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
10428 * config/m32r/constraints.md: New file.
10429 * config/m32r/m32r.c: Include tm-constrs.h.
10430 (small_data_operand): Use satisfies_constraint_* instead of macro.
10431 (addr24_operand, gen_compare): Likewise.
10432 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
10433 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
10434 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
10435 EXTRA_CONSTRAINT): Likewise.
10436 * config/m32r/m32r.md: Include constraints.md.
10437 (*movsi_insn): Use satisfies_constraint_* instead of macro.
10438 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
10439 * config/m32r/predicates.md (conditional_move_operand): Likewise.
10440 (two_insn_const_operand, int8_operand, uint16_operand,
10441 reg_or_int16_operand, reg_or_uint16_operand,
10442 reg_or_cmp_int16_operand, cmp_int16_operand,
10443 seth_add3_operand): Likewise.
10445 2007-07-03 Eric Christopher <echristo@gmail.com>
10447 * libgcc2.h: Conditionally declare __bswapsi2 and
10450 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
10452 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
10455 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10458 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
10459 (__gthrw_pragma): Provide default definition.
10460 (__gthrw2): Use it.
10461 * gthr-posix.c (__gthrw_pragma): Define.
10463 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
10465 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
10466 before declaring inequality.
10468 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
10470 * combine.c (recog_for_combine): Log the success or failure of
10471 matching new insn patterns against the machine description in
10474 2007-07-03 Revital Eres <eres@il.ibm.com>
10476 * ddg.c (print_sccs): New function.
10477 (check_sccs): New function.
10478 (create_ddg_all_sccs): Use it.
10479 * ddg.h (print_sccs): Declare.
10480 * modulo-sched.c (sms_order_nodes): Call print_sccs.
10482 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
10484 * targhooks.h (default_mode_for_suffix): New function declaration.
10485 * targhooks.c (default_mode_for_suffix): New default target hook.
10486 * target.h (struct c): New structure in the targetm struct.
10487 (mode_for_suffix): New target hook as part of struct c.
10488 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
10489 default_mode_for_suffix.
10490 (TARGET_C): New define.
10491 * c-lex.c: Include "target.h".
10492 (interpret_float): Use targetm.c.mode_for_suffix to determine
10493 the mode for a given non-standard suffix.
10494 Makefile.in (c-lex.o): Depend on $(TARGET_H).
10496 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
10497 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
10499 * doc/extend.texi (Floating Types): New node. Document __float80 and
10500 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
10502 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
10505 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
10506 predicate instead of target_operand.
10507 (divsi3_i1_media, divsi3_media_2): Likewise.
10509 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
10511 * tree.h (alias_sets_might_conflict_p): Rename into
10512 alias_sets_must_conflict_p.
10513 * alias.c (alias_sets_might_conflict_p): Likewise.
10514 (alias_sets_conflict_p): Use it.
10515 (objects_must_conflict_p): Likewise.
10516 * c-common.c (strict_aliasing_warning): Adjust.
10518 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
10520 * rtlhooks.c (gen_lowpart_if_possible): Check for
10521 invalid subreg before calling gen_lowpart_SUBREG.
10523 2007-07-02 Geoffrey Keating <geoffk@apple.com>
10525 * config/darwin9.h: Add copyright notice.
10526 (LINK_COMMAND_SPEC): Add comment.
10527 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
10528 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
10529 DARWIN_LIBSYSTEM_HAS_UNWIND.
10531 2007-07-02 Jakub Jelinek <jakub@redhat.com>
10534 * omp-low.c (check_combined_parallel): New function.
10535 (lower_omp_parallel): Call it via walk_stmts, set
10536 OMP_PARALLEL_COMBINED if appropriate.
10537 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
10538 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
10539 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
10540 don't consider it as combined parallel.
10542 2007-07-02 Richard Sandiford <richard@codesourcery.com>
10544 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
10545 (gcc_tooldir): Likewise.
10546 * configure: Regenerate.
10547 * Makefile.in (libsubdir_to_prefix): New variable, based on the
10548 old configure.ac gcc_tooldir setting.
10549 (prefix_to_exec_prefix): New variable.
10550 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
10551 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
10553 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
10555 Fix PR tree-optimization/32583
10556 Fix PR tree-optimization/32584
10557 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
10558 (phi_translate_set): Use phi_translate directly now.
10559 (make_values_for_stmt): Don't value number RHS if we already know
10562 2007-07-02 Steve Ellcey <sje@cup.hp.com>
10563 Jim Wilson <wilson@specifix.com>
10566 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
10569 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
10570 Richard Sandiford <richard@codesourcery.com>
10571 Nigel Stephens <nigel@mips.com>
10573 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
10574 (mips16e_output_save_restore): Declare.
10575 (mips16e_save_restore_pattern_p): Likewise.
10576 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
10577 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
10578 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
10579 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
10580 (BITSET_P): New global macro, extracted from...
10581 (mips_for_each_saved_reg): ...here.
10582 (mips16e_save_restore_info): New struct.
10583 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
10584 (mips16e_save_restore_regs): New variable.
10585 (mips_split_plus, mips16e_find_first_register): New functions.
10586 (mips16e_mask_registers): New function.
10587 (compute_frame_size): Expand the commentary before the function.
10588 Enforce the MIPS16e save and restore register range restrictions.
10589 Pad the general register save area at the low end.
10590 (mips16e_save_restore_reg, mips16e_build_save_restore)
10591 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
10592 (mips16e_output_save_restore, mips16e_collect_propagate_value)
10593 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
10595 (mips_expand_prologue, mips_expand_epilogue): Handle
10596 GENERATE_MIPS16E_SAVE_RESTORE.
10597 * config/mips/mips.md (*mips16e_save_restore): New pattern.
10599 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
10601 PR tree-optimization/31966
10602 PR tree-optimization/32533
10603 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
10604 "basic_block" description as its third argument. Update function
10605 calls to get destination bb from "edge" argument. Save "cond" into
10606 aux field of the edge. Update prototype for changed arguments.
10607 (if_convertible_loop_p): Clear aux field of incoming edges if bb
10609 (find_phi_replacement_condition): Operate on incoming edges, not
10610 on predecessor blocks. If there is a condition saved in the
10611 incoming edge aux field, AND it with incoming bb predicate.
10612 Return source bb of the first edge.
10613 (clean_predicate_lists): Clean aux field of outgoing node edges.
10614 (tree_if_conversion): Do not initialize cond variable. Move
10615 variable declaration into the loop.
10616 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
10617 initializations of new_stmt, arg0 and arg1 variables.
10619 2007-07-02 Jakub Jelinek <jakub@redhat.com>
10621 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
10622 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
10624 2007-07-02 Richard Guenther <rguenther@suse.de>
10626 * tree-ssa.c (useless_type_conversion_p): Document
10627 future intent as defining the middle-end type system.
10628 Re-structure to call langhook last, group by type class,
10629 mark questionable parts.
10631 2007-07-02 Richard Guenther <rguenther@suse.de>
10633 * tree-flow.h (types_compatible_p): Declare.
10634 * tree-ssa.c (types_compatible_p): New function.
10635 * ipa-type-escape.c (discover_unique_type): Use
10636 types_compatible_p instead of lang_hooks.types_compatible_p.
10637 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
10638 * tree-vn.c (expressions_equal_p): Likewise.
10639 * tree.c (fields_compatible_p): Likewise.
10640 * tree-ssa-dom.c (avail_expr_eq): Likewise.
10641 (cprop_operand): Use useless_type_conversion_p instead of
10642 lang_hooks.types_compatible_p.
10643 * tree-inline.c (setup_one_parameter): Likewise.
10644 (declare_return_variable): Likewise.
10645 * tree-nrv.c (tree_nrv): Likewise.
10646 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
10647 (maybe_fold_offset_to_component_ref): Likewise.
10648 (maybe_fold_offset_to_reference): Likewise.
10649 * tree-ssa-copy.c (may_propagate_copy): Likewise.
10650 (merge_alias_info): Likewise.
10651 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
10652 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
10653 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
10654 * tree-tailcall.c (find_tail_calls): Likewise.
10655 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
10656 * gimplify.c (canonicalize_addr_expr): Likewise.
10657 (fold_indirect_ref_rhs): Likewise.
10658 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
10659 (cpt_same_type): Likewise.
10660 (check_pointer_types_r): Swap parameters to cpt_same_type
10662 * fold-const.c (fold_convert): Revert fix for PR15988.
10663 * tree-inline.c (setup_one_parameter): Instead fix it here by
10664 using fold_build1 instead of fold_convert and checking for
10665 error_mark_node. Convert only if the conversion is necessary.
10667 2007-07-02 Joseph Myers <joseph@codesourcery.com>
10669 * configure.ac: Check for .gnu_attribute on Power.
10670 * configure: Regenerate.
10671 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
10672 attribute for floating-point ABI.
10674 2007-07-02 Ira Rosen <irar@il.ibm.com>
10676 PR tree-optimization/32230
10677 PR tree-optimization/32477
10678 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
10679 address is a constant.
10681 2007-07-02 Richard Sandiford <richard@codesourcery.com>
10683 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
10684 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
10685 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
10686 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
10687 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
10688 64-bit targets. Add support for *-elfoabi*.
10689 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
10690 different settings if $(tm_defines) does not select the EABI.
10691 (MULTILIB_EXCLUSIONS): Define in those circumstances.
10692 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
10693 (MIPS_ARCH_OPTION_SPEC): Likewise.
10694 (MIPS_ISA_LEVEL_SPEC): Likewise.
10695 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
10696 * config/mips/elfoabi.h: New file.
10698 2007-07-02 Richard Guenther <rguenther@suse.de>
10700 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
10701 (useless_type_conversion_p): ... this.
10702 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
10703 (useless_type_conversion_p): ... this.
10704 * builtins.c (fold_builtin_memory_op): Rename
10705 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
10706 * tree-cfg.c (verify_expr): Likewise.
10707 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
10708 * tree-ssa-ccp.c (ccp_fold): Likewise.
10709 * tree-ssa-copy.c (may_propagate_copy): Likewise.
10710 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
10711 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
10712 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
10713 * tree-ssa-pre.c (eliminate): Likewise.
10714 * tree-ssa.c (delete_tree_ssa): Likewise.
10715 (tree_ssa_useless_type_conversion): Likewise.
10716 * tree.c (build2_stat): Likewise.
10718 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
10720 Fix PR tree-optimization/32571
10721 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
10724 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
10726 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
10727 and other expected operations explicitly, change default to
10730 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
10732 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
10734 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
10735 (tls_load_dot_plus_eight): Move the label number into the unspec.
10736 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
10738 2007-07-01 Andreas Schwab <schwab@suse.de>
10740 * dwarf2out.c (initial_return_save): Define only if used.
10742 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
10744 Unreverting Richard's Revert of:
10746 2007-06-27 Richard Sandiford <richard@codesourcery.com>
10748 * dce.c (deletable_insn_p_1): New function, split out from...
10749 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
10750 specially, not those inside PARALLELs. Remove BODY argument
10751 and adjust recursive call accordingly.
10752 (prescan_insns_for_dce): Update call to delete_insn_p.
10754 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
10755 Revital Eres <eres@il.ibm.com>
10757 * ddg.c (create_ddg_all_sccs): Fix missed
10758 initialization of scc_nodes.
10760 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
10762 PR middle-end/32559
10763 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
10764 X + ~X to 1 only for INTEGRAL_TYPE_P type.
10766 2007-06-30 Joseph Myers <joseph@codesourcery.com>
10768 * configure.ac: Check for .gnu_attribute on MIPS.
10769 * configure, config.in: Regenerate.
10770 * config/mips/mips.c (mips_file_start): If supported, output
10771 attribute for floating-point ABI.
10773 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
10776 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
10777 (ffs_cmove): New expander to expand using ctz pattern.
10778 (*ffs_cmove): Remove pattern.
10779 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
10780 (ffsdi2): Expand using ctz pattern.
10781 (*ffs_rex64): Remove pattern.
10783 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10785 PR rtl-optimization/32296
10786 * pa.md (return): Delete pattern.
10787 (return_internal): Remove "(const_int 1)" from pattern.
10788 (epilogue): Use return_internal pattern for trivial returns.
10789 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
10790 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
10792 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
10794 * tree-ssa-pre.c (is_exception_related): New function
10795 (can_value_number_operation): Use it.
10797 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
10799 Fix PR tree-optimization/32540
10800 Fix PR tree-optimization/31651
10802 * tree-ssa-sccvn.c: New file.
10804 * tree-ssa-sccvn.h: Ditto.
10806 * tree-vn.c: Include tree-ssa-sccvn.h
10807 (val_expr_paid_d): Removed.
10808 (value_table): Ditto.
10809 (vn_compute): Ditto.
10810 (val_expr_pair_hash): Ditto.
10811 (val_expr_pair_expr_eq): Ditto.
10812 (copy_vuses_from_stmt): Ditto.
10813 (vn_delete): Ditto.
10815 (shared_vuses_from_stmt): Ditto.
10816 (print_creation_to_file): Moved up.
10817 (sort_vuses): Ditto.
10818 (sort_vuses_heap): Ditto.
10819 (set_value_handle): Make non-static.
10820 (make_value_handle): Ditto.
10821 (vn_add): Rewritten to use sccvn lookups.
10822 (vn_add_with_vuses): Ditto.
10823 (vn_lookup): Ditto (and second argument removed).
10824 (vn_lookup_with_vuses): Ditto.
10825 (vn_lookup_or_add): Ditto (and second argument removed);
10826 (vn_lookup_or_add_with_vuses): Ditto.
10827 (vn_lookup_with_stmt): New.
10828 (vn_lookup_or_add_with_stmt): Ditto.
10829 (create_value_handle_for_expr): Ditto.
10831 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
10832 (seen_during_translate): New function.
10833 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
10834 (phi_trans_add): Ditto.
10835 (constant_expr_p): FIELD_DECL is always constant.
10836 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
10837 Use constant_expr_p.
10838 Avoid infinite recursion on mutually valued expressions.
10839 Change callers of vn_lookup_or_add.
10840 (phi_translate): New function.
10841 (compute_antic_safe): Allow phi nodes.
10842 (create_component_ref_by_pieces): Update for FIELD_DECL change.
10843 (find_or_generate_expression): Rewrite slightly.
10844 (create_expression_by_pieces): Updated for vn_lookup_or_add
10846 Update VN_INFO for new names.
10847 (insert_into_preds_of_block): Update for new names.
10848 (add_to_exp_gen): New function.
10849 (add_to_sets): Use vn_lookup_or_add_with_stmt.
10850 (find_existing_value_expr): Rewrite to changed vn_lookup.
10851 (create_value_expr_from): Ditto, and use add_to_exp_gen.
10852 (try_look_through_load): Removed.
10853 (try_combine_conversion): Ditto.
10854 (get_sccvn_value): New function.
10855 (make_values_for_phi): Ditto.
10856 (make_values_for_stmt): Ditto.
10857 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
10859 (init_pre): Update for SCCVN changes.
10861 (execute_pre): Ditto.
10863 * tree-flow.h (make_value_handle): Declare.
10864 (set_value_handle): Ditto.
10865 (sort_vuses_heap): Ditto.
10866 (vn_lookup_or_add_with_stmt): Ditto.
10867 (vn_lookup_with_stmt): Ditto.
10868 (vn_compute): Remove.
10870 (vn_delete): Ditto.
10871 (vn_lookup): Update arguments.
10873 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
10874 (tree-vn.o): Ditto.
10875 (tree-ssa-sccvn.o): New.
10876 (OBJS-common): Add tree-ssa-sccvn.o
10878 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10881 * c-typeck.c (build_external_ref): Don't mark as used if called
10883 * calls.c (rtx_for_function_call): Likewise.
10885 2007-06-30 Richard Sandiford <richard@codesourcery.com>
10889 2007-06-27 Richard Sandiford <richard@codesourcery.com>
10891 * dce.c (deletable_insn_p_1): New function, split out from...
10892 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
10893 specially, not those inside PARALLELs. Remove BODY argument
10894 and adjust recursive call accordingly.
10895 (prescan_insns_for_dce): Update call to delete_insn_p.
10897 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
10899 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
10900 (try_combine): Move potential calls to undo_all() so they happen
10901 before we commit to using the combined insns.
10903 2006-06-30 Jan Hubicka <jh@suse.cz>
10905 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
10908 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
10910 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
10911 (cgraph_remove_unreachable_nodes): Likewise.
10912 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
10913 * ipa-inline.c (update_caller_keys): Cast according to the coding
10915 (cgraph_decide_recursive_inlining): Likewise.
10916 (cgraph_decide_inlining_of_small_function): Likewise.
10917 (try_inline): Likewise.
10918 (cgraph_decide_inlining_incrementally): Likewise.
10919 * ipa-pure-const.c (get_function_state): Likewise.
10920 (scan_function): Likewise.
10921 (analyze_function): Likewise.
10922 (static_execute): Likewise.
10923 * ipa-reference.c (scan_for_static_refs): Likewise.
10924 (merge_callee_local_info): Likewise.
10925 (analyze_function): Use type safe memory macros.
10926 (static_execute): Likewise. Cast according to the coding conventions.
10927 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
10929 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
10931 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
10932 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
10935 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
10937 PR middle-end/30024
10938 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
10939 for complex modes (both int and real).
10941 2007-06-29 Jan Hubicka <jh@suse.cz>
10943 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
10945 2007-06-29 Jan Hubicka <jh@suse.cz>
10947 PR middle-end/32372
10948 * cse.c (cse_insn): Avoid invalid sharing in between register note and
10951 2007-06-29 Anatoly Sokolov <aesok@post.ru>
10954 * config/avr/avr.c: Include dataflow header file.
10955 (expand_prologue): Adjust for prologue insn change.
10956 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
10959 2007-06-29 Richard Guenther <rguenther@suse.de>
10961 PR middle-end/32493
10962 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
10963 during type verification.
10965 2007-06-29 Jan Hubicka <jh@suse.cz>
10967 * recog.c (validate_change_rtx_1): Unshare TO argument.
10969 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
10971 PR tree-optimization/24659
10972 * tree-vect-transform.c (vectorizable_call): Handle
10973 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
10975 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
10976 * config/i386/i386.c (enum ix86_builtins)
10977 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
10978 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
10980 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
10981 const using def_builtin_const.
10982 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
10983 input operands in the same modes as the result.
10984 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
10986 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
10988 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
10989 (df_set_dead_notes_for_mw): Likewise.
10991 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
10993 * c-common.c (pointer_int_sum): Do the negation in sizetype.
10995 2007-06-28 DJ Delorie <dj@redhat.com>
10997 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
10999 2007-06-28 Geoffrey Keating <geoffk@apple.com>
11001 * doc/invoke.texi (C++ Dialect Options): Document
11002 fvisibility-ms-compat.
11003 * c.opt (fvisibility-ms-compat): New.
11005 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
11008 * tree-affine.c (aff_combination_add_elt): Handle
11009 pointer addition specially.
11011 2007-06-28 Jakub Jelinek <jakub@redhat.com>
11013 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
11014 decl is non-external for AIX ABI.
11016 2007-06-28 David Edelsohn <edelsohn@gnu.org>
11018 * config/rs6000/predicates.md (current_file_function_operand):
11019 Ensure the symbol is non-external for AIX ABI.
11021 2007-06-28 Nick Clifton <nickc@redhat.com>
11023 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
11024 (fdce, fdse, fpredictive-commoning): Likewise.
11026 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
11029 * gcc.c (process_command): Recognize the new -static-libgfortran
11032 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
11035 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
11036 Use a call clobbered hard reg instead of a pseudo reg.
11038 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
11040 * config/sh/sh.md (load_gbr): Use correct operand constraint.
11042 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
11045 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
11046 REG_LIBCALL and REG_RETVAL notes.
11047 (divsi3, mulsi3): Likewise.
11048 (mulhisi3): Likewise. Use emit_libcall_block.
11049 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
11051 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
11053 PR rtl-optimization/32481
11054 * combine.c (adjust_for_new_dest): Rescan the changed insn.
11056 2007-06-27 Richard Sandiford <richard@codesourcery.com>
11058 * dce.c (deletable_insn_p_1): New function, split out from...
11059 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
11060 specially, not those inside PARALLELs. Remove BODY argument
11061 and adjust recursive call accordingly.
11062 (prescan_insns_for_dce): Update call to delete_insn_p.
11064 2007-06-27 Richard Guenther <rguenther@suse.de>
11066 PR middle-end/32492
11067 * tree.h (fold_convertible_p): Declare.
11068 * fold-const.c (fold_convertible_p): New function.
11069 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
11070 instead of lang_hooks.types_compatible_p.
11072 2007-06-26 Jan Hubicka <jh@suse.cz>
11074 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
11075 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
11076 early use validate_unshare_change.
11077 (reload_combine): Likewise.
11078 * recog.c (change_t): New field unshare.
11079 (validate_change_1): Rename from validate_change; add argument unshare.
11080 (validate_change): Turn into wrapper of validate_change_1; update
11081 prototype for bools.
11082 (validate_unshare_change): New.
11083 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
11084 calls of df_insn_rescan.
11085 * recog.h (validate_change): Replace ints by bools.
11086 (validate_unshare_change): Declare.
11088 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
11090 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
11092 2007-06-26 Steve Ellcey <sje@cup.hp.com>
11094 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
11096 2007-06-25 Jan Hubicka <jh@suse.cz>
11098 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
11100 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
11101 cgraph_decide_inlining_incrementally): Move uninlinability checks to
11102 places other call site specific checks are performed.
11104 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
11107 * tree-vect-transform.c (vectorizable_operation): Convert
11108 POINTER_PLUS_EXPR over to PLUS_EXPR.
11110 2007-06-25 Chao-ying Fu <fu@mips.com>
11112 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
11113 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
11114 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
11115 Document GET_MODE_IBIT, and GET_MODE_FBIT.
11117 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
11118 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
11119 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
11120 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
11121 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
11122 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
11123 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
11124 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
11125 ALL_FIXED_POINT_MODE_P): New define.
11126 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
11128 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
11130 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
11131 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
11132 MODE_VECTOR_UACCUM): New mode classes.
11134 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
11135 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
11136 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
11139 * genmodes.c (struct mode_data): Add ibit and fbit fields.
11140 (blank_mode): Initialize ibit and fbit.
11141 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
11142 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
11144 (new_adjust): Change required_class to required_class_from and
11145 required_class_to for testing within a range.
11146 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
11147 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
11148 MODE_VECTOR_UACCUM.
11149 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
11150 (make_fixed_point_mode): New.
11151 (_ADD_ADJUST): Change C to C1 and C2.
11152 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
11153 use a range for machine classes.
11154 (ADJUST_IBIT, ADJUST_FBIT): New.
11155 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
11157 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
11158 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
11159 Emit adjustment for ibit and fbit.
11160 (emit_mode_ibit, emit_mode_fbit): New.
11161 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
11163 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
11165 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
11166 as the source of the set.
11168 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
11170 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
11171 FP_REGNO_P): Use IN_RANGE.
11172 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
11173 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
11174 (DATA_REG_P): Use DATA_REGNO_P.
11175 (FP_REG_P): Use FP_REGNO_P.
11176 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
11177 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
11178 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
11180 2007-06-24 Jan Hubicka <jh@suse.cz>
11182 PR middle-end/30563
11183 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
11185 2007-06-24 Sebastian Pop <sebpop@gmail.com>
11187 PR middle-end/32461
11188 * fold-const.c (fold_binary): Strip nops of operand 0
11189 of BIT_NOT_EXPR before calling operand_equal_p.
11190 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
11191 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
11193 2007-06-23 Mark Mitchell <mark@codesourcery.com>
11195 * doc/extend.texi: Document that dllimport and dllexport imply
11196 default visibility.
11197 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
11198 imported or exported declaration, including type declarations.
11199 * c-common.c (handle_visibility_attribute): Check for conflicts
11200 with dllimport/dllexport.
11201 (c_determine_visibility): Handle dllimport/dllexport as an
11202 explicit visibility atttribute.
11204 2007-06-23 Richard Guenther <rguenther@suse.de>
11206 PR tree-optimization/16876
11207 PR middle-end/29478
11208 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
11210 * tree-inline.c (initialize_inlined_parameters): Do not call
11211 lang_hooks.tree_inlining.convert_parm_for_inlining.
11212 * cgraphbuild.c (initialize_inline_failed): Set inline failed
11213 reason for mismatched types.
11214 * gimplify.c (gimplify_call_expr): Verify the call expression
11215 arguments match the called function type signature. Otherwise
11216 mark the call expression to be not considered for inlining
11217 using CALL_CANNOT_INLINE_P flag.
11218 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
11219 edges call expression.
11220 (cgraph_decide_inlining_of_small_function): Likewise.
11221 (cgraph_decide_inlining): Likewise.
11222 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
11224 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
11225 * c-typeck.c (c_convert_parm_for_inlining): Remove.
11226 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
11227 Remove declaration.
11228 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
11229 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
11231 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
11232 convert_parm_for_inlining member.
11234 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
11237 * arm.md (negscc): Match the correct operand for optimized LT0 test.
11238 Remove optimization for GT.
11240 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
11242 PR middle-end/32437
11243 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
11245 (prescan_insns_for_dce): Add extra parameter.
11247 2007-06-23 Jan Hubicka <jh@suse.cz>
11249 PR middle-end/31541
11250 * gimplify.c (mark_addressable): New function.
11251 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
11253 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
11255 PR middle-end/32374
11256 * expr.c (store_constructor): Do not clobber non-zeroed memory.
11258 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
11261 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
11262 moves between MMX/SSE registers to at least 8 units to prevent
11263 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
11265 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
11267 * config/i386/i386.c (override_options): Correct x86_sahf
11270 2007-06-21 David Daney <ddaney@avtrex.com>
11273 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
11274 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
11275 (exception_receiver): Renamed to ...
11276 (nonlocal_goto_receiver): ... this.
11278 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
11280 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
11281 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
11282 partial register accesses.
11284 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
11286 * fold-const.c (debug_fold_checksum): Move it under
11287 ENABLE_FOLD_CHECKING.
11289 2007-06-21 Sebastian Pop <sebpop@gmail.com>
11291 PR middle-end/20623
11292 * tree.h (debug_fold_checksum): Declared.
11293 * fold-const.c (build_fold_addr_expr_with_type_1): New.
11294 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
11295 build_fold_addr_expr_with_type_1.
11296 (fold_addr_expr, debug_fold_checksum): New.
11297 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
11298 (fold_unary, fold_comparison, split_address_to_core_and_offset):
11299 Use fold_addr_expr.
11301 2007-06-21 Sebastian Pop <sebpop@gmail.com>
11303 PR tree-optimization/19590
11304 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
11305 of scev is a constant.
11307 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
11309 * df-problems.c (df_note_bb_compute): Made computation of live
11310 info consistent with df_lr.
11312 2007-06-21 Richard Guenther <rguenther@suse.de>
11314 PR tree-optimization/32453
11315 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
11316 for pointer anti-range.
11318 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
11320 * config/i386/i386.c (processor_target_table): Increase maximum
11321 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
11324 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
11325 byte alignment if > 8 byte alignment is preferred.
11326 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
11328 2007-06-21 Jakub Jelinek <jakub@redhat.com>
11330 PR tree-optimization/31866
11331 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
11332 if ASM_EXPR's input is not a SSA_NAME.
11334 PR middle-end/32362
11335 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
11336 but decl is a global var, instead return decl.
11337 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
11338 even for is_global_var decls, if they are private in some outer
11341 2007-06-21 Richard Guenther <rguenther@suse.de>
11343 PR tree-optimization/32451
11344 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
11346 2007-06-21 Christian Bruel <christian.bruel@st.com>
11348 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
11349 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
11350 (push_regs): Changed saving order or banked registers.
11351 (sh_expand_epilogue): Likewise.
11352 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
11353 (FIRST_BANKED_REG): Likewise.
11354 (LAST_BANKED_REG): Likewise.
11355 * config/sh/sh.md (banked) New attribute.
11356 (in_delay_slot): Check banked attribute.
11358 2007-06-20 Sebastian Pop <sebpop@gmail.com>
11360 PR tree-optimization/32075
11361 * tree-data-ref.c (subscript_dependence_tester_1,
11362 analyze_miv_subscript, analyze_overlapping_iterations,
11363 add_distance_for_zero_overlaps, build_classic_dist_vector,
11364 subscript_dependence_tester_1, analyze_overlapping_iterations,
11365 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
11366 compute_affine_dependence, compute_all_dependences): Pass loop_nest
11367 to evolution_function_is_affine_multivariate_p.
11369 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
11371 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
11373 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
11376 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
11378 * config/m32c/prologue.md (epilogue_exitd_16): New.
11379 (epilogue_reit_16): New.
11380 (epilogue_exitd): Rename to epilogue_exitd_24.
11381 (epilogue_reit): Rename to epilogue_reit_24.
11383 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
11384 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
11386 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
11388 * haifa-sched.c (queue_to_ready): Don't requeue next insn
11389 if dbg_cnt (sched_insn) reaches the limit.
11390 (choose_ready): New parameter INSN_PTR and new return value.
11391 (schedule_block): Handle dbg_cnt (sched_insn). Handle
11392 the new return value from choose_ready.
11393 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
11394 (rest_of_handle_global_alloc): New global_alloc_at_func.
11396 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
11398 PR tree-optimization/25737
11399 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
11400 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
11401 * tree-flow.h (struct fieldoff): Add new field alias_set.
11402 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
11403 argument addressable_type. Set alias_set of fieldoff.
11404 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
11405 (create_overlap_variables_for): Pass alias_set from fieldoff to
11407 * alias.c (get_alias_set): Use alias_set from SFT if set.
11409 2007-06-20 Hui-May Chang <hm.chang@apple.com>
11411 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
11412 of a variable as an unsigned HOST_WIDE_INT integer.
11414 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
11416 PR rtl-optimization/32405
11417 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
11419 2007-06-20 Jakub Jelinek <jakub@redhat.com>
11421 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
11423 PR middle-end/31959
11424 * builtins.c: Include diagnostic.h.
11425 (expand_builtin_expect): Make gcc_assert more permissive.
11426 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
11428 PR inline-asm/32109
11429 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
11432 PR middle-end/32285
11433 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
11434 if ACCUMULATE_OUTGOING_ARGS.
11436 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
11438 * config/m68hc11/m68hc11.c: Include dataflow header file.
11439 (m68hc11_reorg): Port to dataflow.
11441 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
11443 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
11444 (struct df_problem.free_blocks_on_set_blocks): New field.
11445 (struct dataflow.optional_p): New field.
11446 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
11447 (df_live_set_all_dirty): New function.
11448 * df-scan.c (df_scan_alloc): Initialize optional_p.
11449 (problem_SCAN): Initialize free_blocks_on_set_blocks.
11450 * df-core.c (df_set_blocks): Removed use of
11451 DF_FIRST_OPTIONAL_PROBLEM. Now uses
11452 df_problem.free_blocks_on_set_blocks to determine which blocks are
11454 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
11455 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
11456 uses dataflow.optional_p to determine if problem should be
11458 (rest_of_handle_df_initialize): Only start live problem if
11460 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
11461 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
11462 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
11463 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
11464 problem_NOTE): Initialize free_blocks_on_set_blocks.
11465 (df_lr_bb_local_compute): Recompute luids if df_live problem is
11467 (df_live_set_all_dirty, df_note_alloc): New function.
11468 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
11470 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
11471 * postreload.c (reload_combine): Ditto.
11472 * cse.c (cse_extended_basic_block): Ditto.
11473 * regmove.c (mark_flags_life_zones): Ditto.
11474 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
11475 erase_matching_seqs): Ditto.
11476 * bt-load.c (compute_defs_uses_and_gen): Ditto.
11477 * integrate (allocate_initial_values): Ditto.
11478 * combine.c (reg_dead_at_p): Ditto.
11479 * resource.c (mark_target_live_regs): Ditto.
11480 * sched-rgn.c (check_live_1, update_live_1): Ditto.
11481 * config/sh/sh.c (find_r0_life_regions): Ditto.
11482 * global.c (rest_of_handle_global_alloc): Only add back df_live
11484 * local-alloc.c (rest_of_handle_local_alloc): Only remove
11485 df_live for -O > 1.
11486 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
11488 (if_convert): Make sure df_live is there at -O == 1.
11489 (pass_if_after_combine): Cleanup flags.
11490 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
11491 is there at -O == 1.
11493 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
11495 * config/arm/arm.c (arm_get_frame_offsets): Set
11496 offsets->locals_base to avoid negative stack size.
11497 (thumb1_expand_prologue): Assert on negative stack size.
11499 2007-06-19 Sebastian Pop <sebpop@gmail.com>
11501 PR tree-optimization/32367
11502 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
11503 of the chrec has no evolution in that loop.
11504 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
11506 2007-06-19 Bob Wilson <bob.wilson@acm.org>
11508 * config/xtensa/xtensa.c: Include "df.h".
11509 (xtensa_builtin_saveregs): Use adjust_address instead of
11511 (xtensa_va_start): Invoke make_tree with sizetype for
11512 expand_builtin_saveregs and then convert the result to a pointer.
11513 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
11514 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
11515 Subtract argument size from index value as integers and then use
11516 POINTER_PLUS_EXPR to add the result to the array address.
11518 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
11521 * config/m32c/m32c.c: Include dataflow header file.
11522 (m32c_emit_prologue): Adjust for prologue insn change.
11523 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
11524 once inside a PARALLEL. Assume frame size passed in operand 0
11525 includes space to save the fb register.
11526 (prologue_enter_24): Likewise.
11527 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
11529 2007-06-19 David Daney <ddaney@avtrex.com
11532 * config/mips/mips.md (cprestore): Mark $gp as used.
11534 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
11537 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
11538 (frv_ifcvt_modify_insn): Likewise.
11540 2007-06-19 Richard Guenther <rguenther@suse.de>
11542 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
11543 only handle positive offsets that fit in a HOST_WIDE_INT.
11545 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
11547 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
11548 result of rsqrt insn for zero input argument to avoid NaN.
11550 2007-06-19 Richard Guenther <rguenther@suse.de>
11552 PR middle-end/31950
11553 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
11555 2007-06-19 Jakub Jelinek <jakub@redhat.com>
11557 PR tree-optimization/32353
11558 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
11560 2007-06-19 Nick Clifton <nickc@redhat.com>
11562 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
11564 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
11567 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
11568 * config/i386/i386.c (assign_386_stack_local): Assert that
11569 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
11570 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
11571 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
11572 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
11574 2007-06-18 Steve Ellcey <sje@cup.hp.com>
11576 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
11578 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
11580 PR rtl-optimization/32321
11581 * gcse.c (replace_store_insn): Update the note before
11582 calling emit_insn_after.
11584 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
11586 PR middle-end/32355
11587 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
11589 * df-problems.c (df_note_bb_compute): Fix dumping info.
11591 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
11593 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
11594 insn with emit_jump_insn.
11596 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
11598 PR tree-optimization/32383
11599 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
11600 * targhooks.h (default_builtin_reciprocal): Update prototype.
11601 * target.h (struct gcc_target): Update builtin_reciprocal.
11602 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
11603 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
11604 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
11605 when fndecl is in BUILT_IN_MD class.
11606 (execute_convert_to_rsqrt): Ditto.
11608 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
11609 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
11610 Convert BUILT_IN_SQRTF code only when md_fn is false.
11612 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
11614 * bt-load.c (move_btr_def): Fix the order of arguments
11615 to validate_replace_rtx.
11617 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
11619 * config/m68k/m68k-devices.def: Add 54450..54455.
11621 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
11623 PR rtl-optimization/32366
11624 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
11625 FLOAT_EXTEND]: Prevent non-scalar modes from entering
11628 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
11630 PR middle-end/32349
11631 * modulo-sched (generate_reg_moves): Added rescan parameter and if
11632 this is true, rescan insn being modified.
11633 (sms_schedule): Added rescan parameter.
11634 (rest_of_handle_sms): Moved freeing of dominance info to before
11635 getting out of cfg_layout.
11637 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
11639 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
11640 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
11643 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
11644 FL_CF_EMAC from the entry for isac.
11646 * config/m68k/predicates.md (const_call_operand): Adjust comment.
11647 (const_sibcall_operand): New.
11648 (sibcall_operand): Use it.
11649 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
11650 (m68k_isas): ISAC does not imply FPU or EMAC.
11651 (override_options): Add ISA_C logic for symbolic jump & call.
11653 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
11655 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
11656 return mode from the builtin itself.
11657 (sparc_fold_builtin): Fix cast of zero constant.
11659 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
11661 * targhooks.c (default_builtin_reciprocal): New default target hook.
11662 * targhooks.h (default_builtin_reciprocal): Add prototype.
11663 * hooks.c (hook_tree_tree_bool_null): Remove hook.
11664 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
11665 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
11666 default_builtin_reciprocal.
11668 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
11670 PR middle-end/31723
11671 * hooks.c (hook_tree_tree_bool_null): New hook.
11672 * hooks.h (hook_tree_tree_bool_null): Add prototype.
11673 * tree-pass.h (pass_convert_to_rsqrt): Declare.
11674 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
11675 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
11676 and convert it to reciprocal a*rfunc(b).
11677 (execute_convert_to_rsqrt): New function.
11678 (gate_convert_to_rsqrt): New function.
11679 (pass_convert_to_rsqrt): New pass definition.
11680 * target.h (struct gcc_target): Add builtin_reciprocal.
11681 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
11682 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
11683 TARGET_BUILTIN_RECIPROCAL.
11684 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
11686 * config/i386/i386.h (TARGET_RECIP): New define.
11687 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
11688 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
11689 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
11690 and not optimizing for size.
11691 (*rcpsf2_sse): New insn pattern.
11692 (*rsqrtsf2_sse): Ditto.
11693 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
11694 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
11695 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
11696 and not optimizing for size.
11697 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
11698 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
11699 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
11700 and not optimizing for size.
11701 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
11702 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
11703 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
11704 and not optimizing for size.
11705 (*sse_rsqrtv4sf2): Do not export.
11706 (sqrtv4sf2): Ditto.
11707 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
11708 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
11709 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
11710 and not optimizing for size.
11711 (sqrtv4sf2): Ditto.
11712 * config/i386/i386.opt (mrecip): New option.
11713 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
11714 (ix86_emit_swsqrtsf): Ditto.
11715 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
11716 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
11717 builtin definition.
11718 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
11719 ix86_expand_unop1_builtin.
11720 (ix86_emit_swdivsf): New function.
11721 (ix86_emit_swsqrtsf): Ditto.
11722 (ix86_builtin_reciprocal): New function.
11723 (TARGET_BUILTIN_RECIPROCAL): Use it.
11724 (ix86_vectorize_builtin_conversion): Rename from
11725 ix86_builtin_conversion.
11726 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
11727 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
11728 "i386 and x86_64 Options" section.
11729 (Intel 386 and AMD x86_64 Options): Document -mrecip.
11731 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
11732 Zdenek Dvorak <dvorakz@suse.cz>
11733 Richard Guenther <rguenther@suse.de>
11734 Kaz Kojima <kkojima@gcc.gnu.org>
11736 * tree-vrp.c (compare_values_warnv): Convert val2 to
11738 (extract_range_from_assert): Create
11739 POINTER_PLUS_EXPR for pointer types.
11740 (extract_range_from_binary_expr): Handle
11741 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
11743 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
11744 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
11745 POINTER_PLUS_EXPR as PLUS_EXPR.
11746 (number_of_iterations_lt_to_ne):
11747 For pointer types, use sizetype when
11748 creating MINUS_EXPR/PLUS_EXPRs.
11749 (assert_loop_rolls_lt): For pointer types, use sizetype when
11750 creating MINUS_EXPR/PLUS_EXPRs.
11751 (number_of_iterations_le): Likewise.
11752 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
11753 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
11754 like PLUS_EXPR and MINUS_EXPR.
11755 * tree-pretty-print.c (dump_generic_node): Handle
11757 (op_prio): Likewise.
11758 (op_symbol_1): Likewise.
11759 * optabs.c (optab_for_tree_code): Likewise.
11760 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
11762 * tree-tailcall.c (process_assignment): Mention
11763 POINTER_PLUS_EXPR in a TODO comment.
11764 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
11765 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
11766 not used with a pointer and an integer type.
11767 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
11768 increment using chrec_convert_rhs instead of chrec_convert.
11769 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
11770 PLUS_EXPR except for the right hand side's type will be
11772 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
11773 (fold_used_pointer_cast): Kill.
11774 (pointer_offset_p): Kill.
11775 (fold_used_pointer): Kill.
11776 (pointer_used_p): Kill.
11777 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
11778 call fold_used_pointer.
11779 (instantiate_parameters_1): Convert the increment
11780 using chrec_convert_rhs instead of chrec_convert.
11781 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
11782 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
11783 instead of PLUS_EXPR.
11784 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
11785 PLUS_EXPR for pointers.
11786 (std_gimplify_va_arg_expr): Likewise.
11787 (fold_builtin_memory_op): Likewise.
11788 (fold_builtin_strstr): Likewise.
11789 (fold_builtin_strchr): Likewise.
11790 (fold_builtin_strrchr): Likewise.
11791 (fold_builtin_strpbrk): Likewise.
11792 (expand_builtin_memory_chk): Likewise.
11793 (fold_builtin_memory_chk): Likewise.
11794 (std_expand_builtin_va_start): Use
11795 sizetype for the call to make_tree and then convert
11796 to the pointer type.
11797 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
11798 instead of PLUS_EXPR for adding to a pointer.
11799 (std_gimplify_va_arg_expr): Use fold_build2 for
11800 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
11801 the operands to sizetype first and then cast the BIT_AND_EXPR
11802 back to the pointer type.
11803 * fold-const.c (build_range_check): Handle pointer types
11805 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
11806 of PLUS_EXPR's. Make sure the offset is converted to
11808 (try_move_mult_to_index): Strip the NOPs from the offset.
11809 Remove code argument and replace all uses with PLUS_EXPR.
11810 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
11811 specially. Don't use a pointer type for MINUS_EXPR.
11812 (fold_unary): Handle for (T1)(X op Y),
11813 only p+ as that is the only as that can be handled for
11814 binary operators now.
11815 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
11817 <case PLUS_EXPR>: Add folding of PTR+INT into
11819 Don't call try_move_mult_to_index.
11820 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
11821 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
11822 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
11823 Don't call try_move_mult_to_index.
11824 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
11825 (tree_expr_nonzero_p): Likewise.
11826 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
11827 of PLUS_EXPR for the complex expression folding.
11828 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
11829 first chrec is a pointer type, then the second should
11830 be sizetype and not the first's type.
11831 For POINTER_PLUS_EXPR, use a different right hand side type.
11832 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
11833 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
11834 different right hand side type.
11835 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
11836 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
11837 instead of PLUS_EXPR.
11838 When either operand is zero, convert the other operand.
11839 (chrec_apply): Use chrec_convert_rhs
11840 on the argument x instead of chrec_convert.
11841 (reset_evolution_in_loop): For pointer types, the new_evol
11842 should be sizetype.
11843 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
11844 different right hand side type.
11845 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
11846 (chrec_convert_rhs): New function.
11847 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
11848 different right hand side type.
11849 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
11850 * tree-chrec.h (chrec_convert_rhs): New prototype.
11851 (build_polynomial_chrec): For pointer types, the right hand
11852 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
11853 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
11854 Remove subtraction case as it is always addition now.
11855 Make sure the offset is converted to sizetype.
11856 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
11857 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
11858 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
11859 PLUS_EXPR in pointer type.
11860 Handle POINTER_PLUS_EXPR.
11861 (tree_to_aff_combination): Likewise.
11862 (force_expr_to_var_cost): Likewise.
11863 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
11864 instead of PLUS_EXPR for pointers.
11865 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
11866 instead of PLUS_EXPR of pointer types.
11867 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
11869 (check_va_list_escapes): Likewise.
11870 (check_all_va_list_escapes): Likewise.
11871 * dwarf2out.c (loc_descriptor_from_tree_1):
11872 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
11873 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
11874 (string_constant): Likewise.
11875 * tree-ssa-address.c (tree_mem_ref_addr): When adding
11876 the offset to the base, use POINTER_PLUS_EXPR.
11877 (add_to_parts): Convert the index to sizetype.
11878 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
11879 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
11880 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
11881 Offset only holds something for PLUS_EXPR.
11882 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
11884 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
11886 (analyze_accesses_for_modify_stmt): Likewise.
11887 Remove comment about the type being integral type as it is
11889 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
11891 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
11893 Correct the type which the artimentic is done in (is now
11896 * tree-data-ref.c (split_constant_offset): Handle
11898 * tree-affine.c (tree_to_aff_combination): Likewise.
11899 * c-typeck.c (build_unary_op): For pointers create the increment
11900 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
11902 * gimplify.c (gimplify_self_mod_expr): Create a
11903 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
11904 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
11905 * tree.def (POINTER_PLUS_EXPR): New tree code.
11906 * tree-predcom.c (ref_at_iteration): If we have a pointer
11907 type do the multiplication in sizetype.
11908 * tree-mudflap.c (mf_xform_derefs_1): Create a
11909 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
11910 * tree-ssa-forwprop.c
11911 (forward_propagate_addr_into_variable_array_index):
11912 Don't expect there to be a cast for the index as that
11913 does not exist anymore.
11914 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
11915 instead of PLUS_EXPR.
11916 Don't check for the first operand of the POINTER_PLUS_EXPR
11917 was the index as it cannot be.
11918 Call forward_propagate_addr_into_variable_array_index with
11919 the SSA_NAME instead of the statement.
11920 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
11921 (compare_constant): Likewise.
11922 (copy_constant): Likewise.
11923 (compute_reloc_for_constant): Likewise.
11924 (output_addressed_constants): Likewise.
11925 (initializer_constant_valid_p): Likewise.
11926 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
11927 Convert the MIN/MAX of the inner type to the outer
11928 type before comparing them.
11929 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
11930 POINTER_PLUS_EXPR instead of PLUS_EXPR.
11931 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
11932 of PLUS_EXPR for pointers.
11933 * tree-inline.c (estimate_num_insns_1): Handle
11935 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
11936 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
11937 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
11938 instead of PLUS_EXPR for the pointer increment statement.
11939 (vect_update_ivs_after_vectorizer): For pointer types, create
11940 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
11941 MULT_EXPR in sizetype.
11942 (vect_gen_niters_for_prolog_loop): Add a cast when creating
11944 * tree-object-size.c (plus_expr_object_size): Handle
11945 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
11946 code which is trying to figure out which side is a pointer and
11948 (check_for_plus_in_loops_1): Likewise.
11949 (check_for_plus_in_loops): Likewise.
11950 * c-common.c (pointer_int_sum): Create a
11951 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
11952 * tree-ssa-structalias.c (handle_ptr_arith): Handle
11953 only POINTER_PLUS_EXPR. Removing all the extra
11954 code which is trying to figure out which side is a pointer and
11956 * tree-cfg.c (verify_expr): Add extra checking for pointers and
11957 PLUS_EXPR and MINUS_EXPR.
11958 Also add checking to make sure the operands of POINTER_PLUS_EXPR
11960 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
11961 with make_tree, instead of a pointer type.
11962 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
11963 for pointers instead of PLUS_EXPR.
11964 (s390_gimplify_va_arg): Likewise.
11965 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
11966 instead of PLUS_EXPR when doing addition on pointer
11967 types. Use sizetype for the second operand.
11968 (spu_gimplify_va_arg_expr): Likewise.
11969 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
11970 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
11971 a pointer. Don't create a BIT_AND_EXPR for pointer types.
11972 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
11973 for the pointer addition and also use size_int/sizetype
11975 (ix86_gimplify_va_arg): Likewise.
11976 Perform BIT_AND_EXPR on sizetype arguments.
11977 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
11978 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
11979 for the pointer additions and also use size_int for the offsets.
11980 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
11981 additions and also use size_int for the offsets. Perform
11982 BIT_AND_EXPR on sizetype arguments.
11983 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
11984 POINTER_PLUS_EXPR for pointers and create the
11985 BIT_AND_EXPR in sizetype.
11986 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
11987 instead of PLUS_EXPR for pointer addition.
11988 (rs6000_va_start): Likewise.
11989 Also use sizetype for the offset.
11990 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
11991 as PLUS_EXPR/MINUS_EXPR.
11992 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
11993 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
11994 Don't use BIT_AND_EXPR on a pointer type, convert the
11995 expression to sizetype first.
11996 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
11998 (mips_gimplify_va_arg_expr): Likewise.
11999 Don't create BIT_AND_EXPR in a pointer type.
12001 2007-06-15 Eric Christopher <echristo@apple.com>
12003 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
12004 (x86_64-*-darwin*): Ditto.
12005 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
12008 2007-06-15 Matthew Wilcox <matthew@wil.cx>
12010 * doc/extend.texi: Document behavior of __attribute__((aligned))
12013 2007-06-15 Mark Mitchell <mark@codesourcery.com>
12015 * rtlanal.c (note_stores): Improve documentation.
12017 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
12019 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
12020 LOCAL_LABEL_PREFIX): Delete.
12021 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
12022 (bfin_internal_label): Delete.
12024 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
12026 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
12027 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
12028 otherwise define to LIBGCC2_TF_CEXT.
12029 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
12030 (LIBGCC_TF_CEXT): Ditto.
12033 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
12035 PR rtl-optimization/32339
12036 * df-scan.c (df_uses_record): Don't modify flags but just add to
12037 it for df_ref_record.
12039 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
12041 * tree-mudflap.c: Fix whitespace issues.
12043 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
12045 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
12047 2007-06-14 Eric Christopher <echristo@apple.com>
12049 * config/i386/sse.md (movdi_to_sse): Rewrite body.
12050 (movv4sf): Use gcc_unreachable instead of abort.
12052 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
12055 * config/i386/sfp-machine.h (CMPtype): New define.
12056 (mach stubs): Use CMPtype instead of int as a return type.
12058 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
12060 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
12061 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
12062 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
12063 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
12064 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
12065 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
12066 config/soft-fp/soft-fp.h: Update from glibc CVS.
12068 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
12070 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
12072 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
12075 * config/v850/v850.c: Include dataflow header file.
12076 (substitute_ep_register): Fix typo.
12078 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
12080 * configure.ac: Fix earlier checkin.
12081 * configure: Regenerated.
12083 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
12085 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
12086 * aclocal.m4: Regenerate.
12087 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
12088 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
12089 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
12090 * configure: Regenerate.
12091 * Makefile.in (LOOSE_WARN): Subst loose_warn.
12093 * Makefile.in (quickstrap): Build libgcc too.
12095 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
12097 * configure.ac: Add --enable-checking=df. Explicitly mention that
12098 the variables are initialized as for "release".
12099 * df-core.c: Use it.
12100 * configure: Regenerate.
12101 * config.in: Regenerate.
12103 2007-06-14 Bob Wilson <bob.wilson@acm.org>
12105 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
12106 validate_replace_rtx instead of replace_rtx.
12107 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
12109 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
12111 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
12112 (DWARF2_UNWIND_INFO): Override default if configured with
12114 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
12115 (ENDFILE_SPEC): Add crtend.o.
12116 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
12117 (ENDFILE_SPEC): Add crtend.o.
12118 (TARGET_USE_JCR_SECTION): Define.
12119 (MD_UNWIND_SUPPORT): Define for 32-bit target.
12121 * config/i386/cygming-crtbegin.c: New file.
12122 * config/i386/cygming-crtend.c: New file.
12124 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
12126 * config/i386/w32-unwind.h: New file.
12128 2007-06-13 Eric Christopher <echristo@apple.com>
12130 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
12131 the user set a value below STACK_BOUNDARY.
12133 2007-06-13 Thiemo Seufer <ths@networkno.de>
12135 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
12136 imply -lpthread for -pthread.
12138 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
12140 * basic-block.h: Remove the prototype for
12141 free_basic_block_vars.
12142 * cfglayout.h: Remove the prototype for
12143 insn_locators_initialize.
12144 * tree.h: Remove the prototype for emit_line_note.
12146 * tree-ssa-pre.c (mergephitemp): Remove.
12147 (init_pre): Don't use mergephitemp.
12149 2007-06-13 Eric Christopher <echristo@apple.com>
12151 * config/i386/i386.c (override_options): If we've specified
12152 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
12154 2007-06-13 Bob Wilson <bob.wilson@acm.org>
12156 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
12159 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
12161 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
12162 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
12163 (eh_store_handler): New pattern.
12164 (eh_return): Emit it instead of a plain move.
12166 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
12168 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
12169 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
12170 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
12173 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
12175 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
12176 (find_next_insn_start, find_load): New functions.
12177 (bfin_reorg): Use them to deal with the fact that parallel insns are
12178 no longer represented as a SEQUENCE.
12180 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
12182 * config/sparc/sparc.c (sparc_override_options): Initialize
12183 fpu mask correctly.
12185 2007-06-13 Dave Korn <dave.korn@artimi.com>
12187 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
12190 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
12192 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
12193 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
12194 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
12195 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
12196 tree-vect-transform.c: Fix comment typos. Follow spelling
12199 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
12201 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
12202 to the exit block use set.
12203 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
12204 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
12205 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
12207 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
12209 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
12210 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
12211 to indicate an error.
12212 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
12214 (dbg_cnt_process_opt): Print an error on a bad argument.
12215 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
12216 * common.opt (-fdbg-cnt-list): New.
12217 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
12219 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
12221 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
12222 flag on ref-all pointers.
12224 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
12226 PR middle-end/31579
12227 * expr.c (expand_expr_addr_expr_1): Call expand_expr
12228 for the offset with the modifier as EXPAND_INITIALIZER
12229 if the modifier is EXPAND_INITIALIZER.
12230 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
12231 a register if we had an overflow.
12233 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12235 * real.c (real_isfinite): New.
12236 (real_sqrt): Use it.
12237 * real.h (real_isfinite): New.
12238 * builtins.c: Use it.
12240 2007-06-12 Ian Lance Taylor <iant@google.com>
12241 Daniel Berlin <dberlin@dberlin.org>
12244 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
12245 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
12246 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
12247 (DECL_NO_TBAA_P): Define.
12248 (struct tree_decl_common): Add no_tbaa_flag field.
12249 * tree-ssa-structalias.c (struct variable_info): Add
12250 no_tbaa_pruning field.
12251 (new_var_info): Initialize no_tbaa_pruning field.
12252 (unify_nodes): Copy no_tbaa_pruning field.
12253 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
12254 (dump_solution_for_var): Print no_tbaa_pruning flag.
12255 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
12257 (compute_tbaa_pruning): New static function.
12258 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
12259 Call compute_tbaa_pruning.
12260 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
12261 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
12262 * gimple-low.c (lower_stmt): Likewise.
12263 * tree-gimple.c (is_gimple_stmt): Likewise.
12264 * tree-ssa-operands.c (get_expr_operands): Likewise.
12265 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
12266 * tree-inline.c (estimate_num_insns_1): Likewise.
12267 (copy_result_decl_to_var): Likewise.
12268 * expr.c (expand_expr_real_1): Likewise.
12269 * tree-pretty-print.c (dump_generic_node): Likewise.
12270 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
12271 * omp-low.c (omp_copy_decl_2): Likewise.
12272 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
12273 * doc/c-tree.texi (Expression trees): Document
12274 CHANGE_DYNAMIC_TYPE_EXPR.
12276 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12278 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
12279 with !HONOR_NANS and !HONOR_INFINITIES.
12280 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
12282 2007-06-12 Tristan Gingold <gingold@adacore.com>
12284 * gcov.c: Comments updated.
12285 (source_info): Add file_time field.
12286 (source_index): New variable.
12287 (mutiple_files): New variable.
12288 (generate_results): New function extracted from process_file.
12289 (process_file): Save and restore chain of functions, generate
12290 results and free structures only if not merging results.
12291 (release_structures): File names are now freed in create_file_names
12292 (create_file_names): Free previous file names.
12293 (find_source): File date is now read here and modifications in
12294 source files is checked here.
12295 (read_graph_file): Only reverse order of functions for the current
12297 (make_gcov_file_name): Do not generate long names if input_name is
12299 (output_lines): If merging results do not display graph, data and
12301 Checking source file modification is done in find_source.
12303 * doc/gcov.texi: Append an s to sourcefile.
12305 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
12307 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
12308 (forced_nop): New pattern.
12309 * config/bfin/bfin.c: Include "df.h".
12310 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
12311 (bfin_discover_loop): Use df_get_live_in instead of
12312 global_live_at_start.
12313 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
12314 df_analyze when done.
12315 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
12316 the insns. Use QImode for the final insn in a bundle. Call
12317 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
12319 (reorder_var_tracking_notes): New function.
12320 (bfin_reorg): Pass no argument to split_all_insns. Don't call
12321 update_life_info. Call df_analyze after scheduling and bundle
12322 generation. Call reorder_var_tracking_notes if generating these
12323 notes. Call df_finish_pass at the end.
12325 2007-06-12 Dirk Mueller <dmueller@suse.de>
12327 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
12328 a comparison, not an assignment.
12330 2007-06-12 Olivier Hainque <hainque@adacore.com>
12332 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
12333 Request walking the subtrees only, leaving the current is_lhs/val_only
12335 (convert_non_local_reference): Likewise.
12337 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
12339 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
12341 2007-06-12 Richard Guenther <rguenther@suse.de>
12343 PR tree-optimization/15353
12344 PR tree-optimization/31657
12345 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
12346 * timevar.def: Add TV_TREE_IFCOMBINE.
12347 * tree-pass.h (pass_tree_ifcombine): Declare.
12348 * tree-ssa-ifcombine.c: New file.
12349 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
12350 * tree-flow.h (blocks_in_phiopt_order): Declare.
12351 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
12352 (tree-ssa-ifcombine.o): New dependencies.
12354 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
12356 PR rtl-optimization/32293
12357 * combine.c (simplify_if_then_else): Truncate return from
12358 nonzero_bits() to correct mode.
12360 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
12362 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
12363 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
12365 2007-06-11 Diego Novillo <dnovillo@google.com>
12367 * Makefile.in (reload1.o-warn): Remove.
12369 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
12371 * combine.c (subst): Use reg_overlap_mentioned_p
12372 instead of comparing register numbers directly.
12374 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
12376 * reload1.c (mark_home_live_1): Use the mode parameter.
12378 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
12380 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
12381 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
12383 * df-core.c: Ditto.
12385 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
12387 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
12389 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
12391 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
12392 from integer registers.
12393 (FP mode splitters): Handle TFmode.
12395 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
12397 * tree-ssa-structalias.c (find_what_p_points_to): Return false
12398 for ref-all pointers that point-to anything.
12400 2007-06-11 Joseph Myers <joseph@codesourcery.com>
12402 * config/arm/arm.c (arm_output_dwarf_dtprel,
12403 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
12405 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
12407 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
12408 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
12411 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
12413 * tree.c (signed_or_unsigned_type_for): New.
12414 (unsigned_type_for): Use signed_or_unsigned_type_for.
12415 (signed_type_for): Use signed_or_unsigned_type_for.
12416 * tree.h (signed_or_unsigned_type_for): New.
12417 (get_signed_or_unsigned_type): Remove.
12418 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
12419 lang_hooks.types.signed_type
12420 (size_diffop): Likewise.
12421 (all_ones_mask_p): Likewise.
12422 (build_range_check): Likewise.
12423 (fold_cond_expr_with_comparison): Likewise.
12424 (fold_cond_expr_with_comparison): Likewise.
12425 (unextend): Likewise.
12426 (extract_muldiv_1): Likewise.
12427 (fold_single_bit_test_into_sign_test): Likewise.
12428 (fold_binary): Likewise.
12429 (fold_ternary): Likewise.
12430 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
12431 instead of get_signed_or_unsigned_type.
12432 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
12433 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
12434 * expr.c (signed_or_unsigned_type_for): Use
12435 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
12436 * langhooks.c (get_signed_or_unsigned_type): Remove.
12437 (lhd_signed_or_unsigned_type): Remove.
12438 * langhooks.h (lang_hooks_for_types): Remove signed_type and
12439 signed_or_unsigned_type.
12440 (lhd_signed_or_unsigned_type): Remove.
12441 * expmed.c (make_tree): Use signed_type_for instead of
12442 lang_hooks.types.signed_type.
12443 * c-common.c (same_scalar_type_ignoring_signedness): Use
12444 c_common_signed_type instead of lang_hooks.types.signed_type.
12445 (c_common_unsigned_type): New.
12446 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
12447 (shorten_compare): Use c_common_unsigned_type instead of
12448 c_common_signed_or_unsigned_type.
12449 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
12451 * convert.c (convert_to_integer): Use signed_type_for instead of
12452 lang_hooks.types.signed_type.
12453 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
12454 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
12455 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
12456 * c-format.c (check_format_types): Use c_common_unsigned_type
12457 instead of unsigned_type_for.
12458 * c-decl.c (groakdeclarator): Likewise.
12459 * c-typeck.c (convert_for_assignment): Likewise.
12460 * c-common.h (c_common_unsigned_type): New.
12462 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
12465 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
12466 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
12468 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
12470 PR middle-end/32279
12471 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
12472 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
12474 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
12475 Sebastian Pop <sebpop@gmail.com>
12477 * lambda-code.c (remove_iv): New.
12478 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
12480 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
12482 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
12483 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
12484 * tree-ssa-loop-prefetch.c: Include optabs.h.
12485 (FENCE_FOLLOWING_MOVNT): New macro.
12486 (struct mem_ref): Add independent_p and storent_p fields.
12487 (record_ref): Initalize the new fields.
12488 (gather_memory_references_ref): Return true if the reference
12490 (gather_memory_references): Check whether all memory accesses
12491 in loop were recorded.
12492 (should_issue_prefetch_p): Return false for nontemporal stores.
12493 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
12494 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
12495 (determine_loop_nest_reuse): Detect independent memory references.
12496 (loop_prefetch_arrays): Call mark_nontemporal_stores.
12497 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
12498 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
12499 * config/i386/i386.h (x86_mfence): Declare.
12500 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
12501 * config/i386/i386.c (x86_mfence): New variable.
12502 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
12504 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
12505 * optabs.c (init_optabs): Initialize storent_optab.
12506 * optabs.h (enum optab_index): Add OTI_storent.
12507 (storent_optab): Declare.
12508 * genopinit.c (optabs): Add initialization for storent_optab.
12509 * tree.h (MOVE_NONTEMPORAL): New macro.
12510 * expr.c (expand_assignment, store_expr, store_constructor_field,
12511 store_constructor, store_field, expand_expr_real_1): Propagate
12512 nontemporality of the expanded store.
12513 (emit_storent_insn): New function.
12514 * expr.h (expand_assignment, store_expr): Declaration changed.
12515 * function.c (assign_parm_setup_reg): Pass false as nontemporality
12516 to expand_assignment.
12517 * stmt.c (expand_asm_expr): Ditto.
12518 * calls.c (initialize_argument_information): Pass false as
12519 nontemporality to store_expr.
12520 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
12523 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
12525 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
12527 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
12529 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
12531 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
12532 and allow DECL_P here.
12534 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
12536 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
12537 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
12538 track of the size of the expression.
12539 * cfghooks.c (merge_blocks): Remove block from loops structure only
12540 after call of the merge_blocks hook.
12542 2007-06-09 Tom Tromey <tromey@redhat.com>
12544 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
12545 (deprecated_state): Removed.
12546 (start_decl): Update.
12547 (enum deprecated_states): Moved earlier.
12548 (groktypename): Update.
12549 (push_parm_decl): Likewise.
12550 (grokfield): Likewise.
12551 (start_function): Likewise.
12553 2007-06-09 Ian Lance Taylor <iant@google.com>
12555 PR tree-optimization/32169
12556 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
12557 CONVERT_EXPR, check whether min and max both converted to an
12558 overflow infinity representation.
12560 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
12562 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
12563 not inserted on the edge.
12565 2007-06-08 Bob Wilson <bob.wilson@acm.org>
12567 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
12568 instructions if they are supported.
12569 (__divsi3, __umodsi3, __modsi3): Likewise.
12570 (__ashldi3, __ashrdi3, __lshrdi3): New.
12571 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
12573 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
12574 Tony Linthicum <tony.linthicum@amd.com>
12576 * doc/invoke.texi: Add fvect-cost-model flag.
12577 * common.opt (fvect-cost-model): New flag.
12578 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
12579 cost fields in stmt_vec_info struct for STMT.
12580 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
12581 fields in stmt_vec_info struct and access functions for the same.
12582 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
12583 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
12584 load, store and vector to scalar operation.
12585 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
12586 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
12587 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
12588 (TARG_VEC_STORE_COST): Define cost of vector store.
12589 (vect_estimate_min_profitable_iters): Define new function.
12590 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
12591 check to evaluate if loop iterations are less than minimum profitable
12592 iterations determined by cost model or minimum vect loop bound defined
12593 by user, whichever is more conservative.
12594 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
12595 run-time check to evaluate if loop iterations are less than minimum
12596 profitable iterations determined by cost model or minimum vect loop
12597 bound defined by user, whichever is more conservative.
12598 (vect_estimate_min_profitable_iterations): New function to estimate
12599 mimimimum iterartions required for vector version of loop to be
12600 profitable over scalar version.
12601 (vect_model_reduction_cost): New function.
12602 (vect_model_induction_cost): New function.
12603 (vect_model_simple_cost): New function.
12604 (vect_cost_strided_group_size): New function.
12605 (vect_model_store_cost): New function.
12606 (vect_model_load_cost): New function.
12607 (vectorizable_reduction): Call vect_model_reduction_cost during
12609 (vectorizable_induction): Call vect_model_induction_cost during
12611 (vectorizable_load): Call vect_model_load_cost during analysis phase.
12612 (vectorizable_store): Call vect_model_store_cost during analysis phase.
12613 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
12614 vectorizable_promotion, vectorizable_demotion): Call
12615 vect_model_simple_cost during analysis phase.
12617 2007-06-08 Simon Baldwin <simonb@google.com>
12619 * reg-stack.c (get_true_reg): Readability change. Moved default case
12620 label into direct switch statement scope.
12622 2007-06-08 Simon Baldwin <simonb@google.com>
12624 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
12625 in gcc_assert() with '==' comparison.
12627 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
12629 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
12630 TARGET_ABM handling of x86_popcnt variable.
12632 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
12634 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
12635 __builtin_copysignq and __builtin_infq built-in functions.
12637 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
12639 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
12640 SSE4.2 section. Correct built-in function names in SSE4A section.
12642 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
12644 PR tree-optimization/32243
12645 * tree-vect-transform.c (vectorizable_type_promotion): Move check
12646 for ncopies after ratio check between nunits_out and nunits_in.
12647 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
12649 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
12651 PR tree-optimization/32224
12652 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
12653 vectorization upon a non GIMPLE_MODIFY_STMT.
12655 2007-06-08 Christian Bruel <christian.bruel@st.com>
12658 * config/sh/sh.md (doloop_end): New pattern and splitter.
12659 * loop-iv.c (simple_rhs_p): Check for hardware registers.
12661 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
12663 PR middle-end/32209
12664 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
12666 (verify_dominators): Do not change dominance tree.
12668 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
12670 * config/sh/constraints.md: New file.
12671 * config/sh/sh.c: Include tm-constrs.h.
12672 (reg_class_from_letter): Remove.
12673 (prepare_cbranch_operands): Use satisfies_constraint_*
12674 function instead of macro.
12675 (andcosts, broken_move, sh_secondary_reload): Likewise.
12676 * config/sh/predicates.md (trapping_target_operand): Likewise.
12677 (and_operand, arith_operand, arith_reg_or_0_operand,
12678 cmp_operand, logical_operand, target_operand,
12679 ua_address_operand, ua_offset, xor_operand): Likewise.
12680 * config/sh/sh.md: Include constraints.md.
12681 (*movsicc_t_false): Use satisfies_constraint_* function
12683 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
12684 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
12685 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
12686 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
12687 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
12688 (REG_CLASS_FROM_CONSTRAINT): Remove.
12689 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
12690 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
12691 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
12692 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
12693 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
12694 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
12695 function instead of macro.
12696 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
12697 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
12698 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
12699 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
12700 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
12701 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
12702 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
12703 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
12704 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
12705 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
12706 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
12707 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
12708 EXTRA_CONSTRAINT_STR): Likewise.
12709 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
12711 2007-06-07 Geoffrey Keating <geoffk@apple.com>
12713 * config/i386/darwin.h (STACK_BOUNDARY): Define.
12715 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
12718 * c-common.h (flag_cpp0x): Replaced by...
12719 (cxx_dialect): ... this new variable specifying the C++ dialect that
12721 * c-common.c (flag_cpp0x): Removed.
12722 (cxx_dialect): Defined.
12723 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
12725 * c-opts.c (c_common_post_options): Likewise.
12726 (set_std_cxx98): Set cxx_dialect to cxx98.
12727 (set_std_cxx0x): Set cxx_dialect to cxx0x.
12729 2007-06-07 Geoffrey Keating <geoffk@apple.com>
12730 Hui-May Chang <hm.chang@apple.com>
12732 * doc/invoke.texi (Darwin Options): Update documentation for
12733 -mmacosx-version-min.
12734 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
12735 * config/darwin-driver.c: New file.
12736 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
12737 * config/t-darwin (darwin-driver.o): New rule.
12739 * config/darwin-c.c (version_as_macro): Ignore low digit.
12741 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
12743 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
12744 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
12745 (CSGNMODE): New mode macro.
12746 (CSGNVMODE): New mode attribute.
12747 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
12748 expander using CSGNMODE mode macro. Handle TFmode.
12749 (copysign<mode>3_const): Rename from copysignsf3_const and
12750 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
12752 (copysign<mode>3_var): Rename from copysignsf3_var and
12753 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
12755 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
12756 mode macro. Handle TFmode.
12757 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
12758 (iortf3, *iortf3): Ditto.
12759 (xortf3, *xortf3): Ditto.
12760 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
12761 TFmode and TImode masks.
12762 (ix86_expand_copysign): Expand TFmode copysign insn.
12763 (IX86_BUILTIN_INFQ): New.
12764 (IX86_BUILTIN_FABSQ): Ditto.
12765 (IX86_BUILTIN_COPYSIGNQ): Ditto.
12766 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
12767 [__builtin_fabsq]: Ditto.
12768 [__builtin_copysignq]: Ditto.
12769 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
12770 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
12771 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
12772 ix86_expand_binop_builtin().
12774 2007-06-07 Bob Wilson <bob.wilson@acm.org>
12776 * config/xtensa/lib1funcs.asm: Clean up whitespace.
12778 2007-06-07 Steve Ellcey <sje@cup.hp.com>
12781 * rtl.h (push_to_sequence2): New.
12782 * emit-rtl.c (push_to_sequence2): New.
12783 * function.c (assign_parm_data_all): Add new fields.
12784 (assign_parm_setup_block): Call push_to_sequence2 instead of
12786 (assign_parm_setup_reg): Ditto.
12787 (assign_parm_setup_stack): Ditto.
12788 (assign_parms_unsplit_complex): Ditto.
12789 (assign_parms): Change field name.
12791 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
12793 PR tree-optimization/32220
12794 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
12795 phi node is reached before defining statement.
12797 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
12800 * tree-vect-transform.c (vectorizable_call): Call update_stmt
12801 after changing the right hand side of the assignment.
12803 2007-06-06 Eric Christopher <echristo@apple.com>
12805 * config.gcc (i?86-*-darwin*): Remove arch parameter.
12806 (x86_64-*-darwin*): Ditto.
12807 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
12808 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
12810 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
12812 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
12813 coding conventions.
12814 (add_key): Likewise.
12815 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
12816 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
12818 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
12820 (add_cost_one_coalesce): Likewise.
12821 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
12822 variable names. Rename orig to orig_name for consistency.
12823 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
12824 coding conventions.
12825 (cprop_into_successor_phis): Avoid using C++ keywords as variable
12827 (record_equivalences_from_stmt): Likewise.
12828 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
12829 the coding conventions.
12830 (memory_ssa_name_same): Likewise.
12831 (dse_optimize_stmt): Likewise.
12832 (dse_record_phis): Likewise.
12833 (dse_finalize_block): Likewise.
12834 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
12835 keywords as variable names.
12836 (may_move_till): Cast according to the coding conventions.
12837 (force_move_till_expr): Avoid using C++ keywords as variable names.
12838 (force_move_till): Cast according to the coding conventions.
12839 (memref_hash): Likewise.
12840 (memref_eq): Likewise.
12841 (gather_mem_refs_stmt): Likewise.
12842 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
12843 using C++ keywords as variable names.
12844 (idx_find_step): Cast according to the coding conventions.
12845 (idx_record_use): Likewise.
12846 (find_depends): Likewise.
12847 (prepare_decl_rtl): Likewise.
12848 (mbc_entry_hash): Likewise.
12849 (mbc_entry_eq): Likewise.
12850 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
12851 (simplify_replace_tree): Avoid using C++ keywords as variable names.
12852 (idx_infer_loop_bounds): Cast according to the coding conventions.
12853 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
12854 * tree-ssa-math-opts.c (occ_new ): Likwise.
12855 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
12857 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
12859 (add_use_op): Likewise.
12860 (add_vop): Likewise.
12861 (add_vuse_op): Likewise.
12862 (add_vdef_op): Likewise.
12863 (get_expr_operands): Likewise.
12864 (push_stmt_changes): Use type safe memory macros.
12865 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
12866 keywords as variable names.
12867 (conditional_replacement): Likewise.
12868 (minmax_replacement): Likewise.
12869 (abs_replacement): Likewise.
12870 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
12871 coding conventions.
12872 (insert_fake_stores): Avoid using C++ keywords as variable names.
12873 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
12875 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
12876 (heapvar_insert): Use type safe memory macros.
12877 (new_var_info): Cast according to the coding conventions.
12878 (new_constraint): Likewise.
12879 (remove_preds_and_fake_succs): Use type safe memory macros.
12880 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
12882 (thread_single_edge): Likewise.
12883 (thread_through_loop_header): Likewise.
12885 2007-06-06 Eric Christopher <echristo@apple.com>
12887 * config/i386/i386.c (override_options): Move handling
12888 of TARGET_SUBTARGET* earlier.
12890 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
12892 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
12895 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
12897 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
12898 emited outside of basic block.
12899 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
12900 the created blocks.
12901 * rtl.h (delete_insn_chain): Declaration changed.
12902 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
12904 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
12905 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
12906 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
12907 to delete_insn_chain.
12908 (rtl_verify_flow_info_1): Verify that the insns in header and footer
12909 do not have bb field set.
12910 (rtl_verify_flow_info): Verify that insns between basic blocks do not
12912 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
12913 * cfgcleanup.c (try_optimize_cfg): Ditto.
12915 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
12917 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
12918 (lambda_body_vector_new): Use type safe memory macros.
12919 (lambda_linear_expression_new): Likewise.
12920 (lambda_loopnest_new): Likewise.
12921 (lambda_lattice_new): Likewise.
12922 (replace_uses_equiv_to_x_with_y): Cast according to the coding
12923 conventions. Use type safe memory macros.
12924 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
12925 (lambda_body_vector_s): Likewise.
12926 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
12927 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
12929 2007-06-06 Richard Guenther <rguenther@suse.de>
12931 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
12932 if we need to schedule cfg_cleanup.
12933 (tree_ssa_forward_propagate_single_use_vars): Do so.
12935 2007-06-06 Ian Lance Taylor <iant@google.com>
12937 * fold-const.c (merge_ranges): If range_successor or
12938 range_predecessor fail, just return 0.
12940 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
12942 PR tree-optimization/32216
12943 * tree-vectorizer.c (supportable_widening_operation): Determine
12944 signedness of FIX_TRUNC_EXPR from output operand.
12945 (supportable_narrowing_operation): Ditto.
12946 * tree-vect-generic.c (expand_vector_operations_1): Determine
12947 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
12948 from input operand.
12950 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
12952 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
12953 (struct pta): ...from here. Change flags to unsigned to avoid
12954 excessive casting (as it is used as a bit mask).
12955 (override_options): Add casts according to the coding convenventions.
12956 (x86_64_elf_unique_section): Likewise.
12957 (examine_argument): Avoid using C++ keywords as variable names.
12958 (construct_container): Likewise.
12959 (legitimize_pic_address): Likewise.
12960 (get_dllimport_decl): Cast according to the coding conventions. Use
12961 type safe memory macros.
12962 (legitimize_address): Cast according to the coding conventions.
12963 (emit_i387_cw_initialization): Corrected the type of slot to enum
12965 (ix86_init_machine_status): Use type safe memory macros.
12966 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
12967 (bdesc_pcmpistr): Likewise.
12968 (bdesc_crc32): Likewise.
12969 (bdesc_sse_3arg): Likewise.
12970 (bdesc_2arg): Likewise.
12971 (bdesc_1arg): Likewise.
12972 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
12973 (ix86_expand_sse_pcmpistr): Likewise.
12974 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
12975 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
12976 int to match the langhook definition.
12977 (ix86_builtin_conversion): Change the type of code to unsigned init to
12978 match the langhook definition.
12979 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
12981 (ix86_preferred_output_reload_class): Likewise.
12982 (ix86_cannot_change_mode_class): Likewise.
12983 (ix86_memory_move_cost): Likewise.
12984 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
12985 avoid excessive casting later on.
12986 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
12988 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
12990 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
12991 as flags setting insn.
12992 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
12994 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
12996 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
12997 (UNSPEC_ROUND): New.
12998 ("sse4_1_round<mode>2"): New insn pattern.
12999 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
13001 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
13002 expander using SSEMODEF mode macro. Expand using
13003 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
13004 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
13005 expander using SSEMODEF mode macro. Expand using
13006 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
13007 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
13008 expander using SSEMODEF mode macro. Expand using
13009 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
13010 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
13011 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
13012 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
13015 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
13016 Sebastian Pop <sebpop@gmail.com>
13018 * lambda.h (build_linear_expr): New.
13019 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
13020 Use build_linear_expr, call fold and force_gimple_operand.
13021 (lambda_loopnest_to_gcc_loopnest): Check that there is
13022 something to insert.
13023 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
13025 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
13027 PR preprocessor/23479
13028 * doc/extend.texi: Document the 0b-prefixed binary integer
13029 constant extension.
13031 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
13033 PR tree-optimization/32215
13034 * tree-vectorizer.c (supportable_widening_operation): Return false
13035 for unsupported FIX_TRUNC_EXPR tree code.
13036 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
13038 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
13040 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
13041 register on SPE targets. Change documentation to reflect
13043 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
13044 Change FIXED_SCRATCH to 14 and document why we're keeping r14
13045 out of the register allocation pool.
13046 (rs6000_reg_live_or_pic_offset_p): New function.
13047 (rs6000_emit_prologue): Move the actual saving of LR up to free
13048 r0 for holding r11. Split saving of SPE 64-bit registers into
13049 its own case. Ensure that offsets will always be in-range for
13050 'evstdd' by using r11 as a scratch register to point at the start
13051 of the SPE save area. Save r11 if necessary, as it is the static
13053 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
13054 into its own case. Ensure that offsets will always be in-range
13055 for 'evldd' by using r11 as a scratch register to point at the
13056 start of the SPE save area. Also adjust r11 when restoring
13057 the stack pointer to compensate for pre-loading r11.
13059 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
13061 * cfg.c (init_flow): Use type safe memory macros.
13062 (alloc_block): Likewise.
13063 (unchecked_make_edge): Likewise.
13064 (dump_flow_info): Avoid using C++ keywords as variable names.
13065 (copy_original_table_clear): Cast according to the coding conventions.
13066 (copy_original_table_set): Likewise.
13067 * cfgexpand (label_rtx_for_bb): Likewise.
13068 (expand_gimple_basic_block): Likewise.
13069 * cfghooks.c (dump_bb): Likewise.
13070 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
13072 (lv_add_condition_to_bb): Likewise.
13073 * cfglayout (relink_block_chain): Cast according to the coding
13075 (fixup_reorder_chain): Likewise.
13076 (fixup_fallthru_exit_predecessor): Likewise.
13077 * cfgloop.c (glb_enum_p): Likewise.
13078 (get_exit_description): Likewise.
13079 (dump_recorded_exit): Likewise.
13080 * cfgloop.h (enum loop_estimation): Move out of struct scope...
13081 (struct loop): ... from here.
13082 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
13084 * cfgrtl.c (rtl_create_basic_block): Likewise.
13085 (rtl_split_block): Likewise.
13086 (rtl_dump_bb): Likewise.
13087 (cfg_layout_split_block): Likewise.
13088 (init_rtl_bb_info): Use typesafe memory macros.
13090 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
13091 * graphds.h: Updated all usages of edge to graph_edge.
13092 * graphds.c: Likewise.
13093 * cfgloopanal.c: Likewise.
13095 2007-06-05 Ian Lance Taylor <iant@google.com>
13097 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
13098 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
13099 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
13101 (test_for_singularity): Likewise.
13103 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
13105 * config/i386/constraints.md ("Y2"): Replaced by ...
13107 * config/i386/i386.md: Likewise.
13108 * config/i386/mmx.md: Likewise.
13109 * config/i386/sse.md: Likewise.
13111 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
13113 * config/i386/constraints.md ("z"): Replaced by ...
13115 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
13116 (sse4_1_blendvps): Likewise.
13117 (sse4_1_pblendvb): Likewise.
13118 (sse4_2_pcmpestr): Likewise.
13119 (sse4_2_pcmpestrm): Likewise.
13120 (sse4_2_pcmpestr_cconly): Likewise.
13121 (sse4_2_pcmpistr): Likewise.
13122 (sse4_2_pcmpistrm): Likewise.
13123 (sse4_2_pcmpistr_cconly): Likewise.
13125 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
13127 * matrix-reorg.c (transform_access_sites): Fix computation.
13128 (transform_allocation_sites): Same.
13130 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
13132 * config/i386/i386.c (override_options): Use
13133 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
13135 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
13137 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
13138 (nonimm_not_xmm0_operand): Ditto.
13139 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
13140 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
13141 as operand[2] predicate. Require "z" class XMM register for
13142 operand[3]. Adjust asm template.
13143 ("sse4_1_blendvpd"): Ditto.
13144 ("sse4_1_pblendvb"): Ditto.
13145 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
13146 force op2 into xmm0 register for variable blend instructions.
13148 2007-06-04 Tom Tromey <tromey@redhat.com>
13150 * c-tree.h (start_enum): Update.
13151 (build_enumerator): Likewise.
13152 * c-decl.c (enum_next_value): Removed.
13153 (enum_overflow): Likewise.
13154 (start_enum): Add c_enum_contents argument. Don't use globals.
13155 (build_enumerator): Likewise.
13156 * c-tree.h (struct c_enum_contents): New struct.
13158 2007-06-04 Tom Tromey <tromey@redhat.com>
13160 * c-common.c (c_common_get_alias_set): Fix indentation.
13162 2007-06-04 Ian Lance Taylor <iant@google.com>
13164 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
13165 to overflow, reduce overflow infinity to regular infinity.
13166 (vrp_var_may_overflow): New static function.
13167 (vrp_visit_phi_node): Check vrp_var_may_overflow.
13169 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
13171 * stor-layout.c (layout_type): Remove duplicate code.
13173 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
13176 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
13177 before build_common_builtin_nodes ().
13179 2007-06-04 Steve Ellcey <sje@cup.hp.com>
13182 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
13184 2007-06-04 Jan Hubicka <jh@suse.cz>
13186 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
13187 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
13188 instead of _stat version.
13190 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
13192 PR tree-optimization/32194
13193 * tree-predcom.c (determine_offset): Check that both references have
13196 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
13198 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
13199 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
13200 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
13201 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
13202 Add argument to iterate_fix_dominators call.
13203 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
13204 * gcse.c (hoist_code): Change domby to vector.
13205 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
13206 Add argument to iterate_fix_dominators call.
13207 * loop-doloop.c (doloop_modify): Changed recount_dominator to
13208 recompute_dominator.
13209 * lambda-code.c (perfect_nestify): Ditto.
13210 * cfgloopanal.c: Include graphds.h.
13211 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
13212 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
13213 (mark_irreducible_loops): Use graphds_scc. Remove argument from
13215 * graphds.c: New file.
13216 * graphds.h: New file.
13217 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
13218 (get_dominated_by, get_dominated_by_region): Change return type to
13220 (verify_dominators): Recompute all dominators and compare the results.
13221 (recount_dominator): Renamed to ...
13222 (recompute_dominator): ... this. Do not check that the block is
13223 dominated by entry.
13224 (iterate_fix_dominators): Reimplemented.
13225 (prune_bbs_to_update_dominators, root_of_dom_tree,
13226 determine_dominators_for_sons): New functions.
13227 * et-forest.c (et_root): New function.
13228 * et-forest.h (et_root): Declare.
13229 * Makefile.in (graphds.o): Add.
13230 (cfgloopanal.o): Add graphds.h dependency.
13231 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
13232 * basic-block.h (get_dominated_by, get_dominated_by_region,
13233 iterate_fix_dominators): Declaration changed.
13234 (recount_dominator): Renamed to ...
13235 (recompute_dominator): ... this.
13236 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
13237 (thread_through_all_blocks): Do not free dominance info.
13239 2007-06-03 Andreas Schwab <schwab@suse.de>
13241 * config/m68k/m68k.c (override_options): Don't override
13243 * config/m68k/m68k-modes.def (SF, DF): Define to use
13244 motorola_single_format and motorola_double_format, resp.
13245 * real.c (motorola_single_format): Renamed from
13246 coldfire_single_format.
13247 (motorola_double_format): Renamed from coldfire_double_format.
13248 (encode_ieee_extended): Generate a proper canonical NaN image
13249 respecting canonical_nan_lsbs_set.
13250 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
13252 * real.h: Adjust declarations.
13254 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
13257 * config/sh/sh.md (symGOT_load): Don't schedule insns when
13258 the symbol is generated with the stack protector.
13260 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
13262 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
13263 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
13265 * doc/extend.texi (interrupt): Mention m68k.
13267 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
13269 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
13270 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
13271 (ix86_expand_sse_pcmpestr): Do not check operands for
13272 "register_operand", when insn operand predicate is "register_operand".
13273 (ix86_expand_sse_pcmpistr): Ditto.
13275 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
13276 Uros Bizjak <ubizjak@gmail.com>
13278 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
13279 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
13280 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
13281 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
13282 * config/i386/constraints.md ("z"): New register constraint
13283 for members of SSE_FIRST_REG class.
13284 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
13285 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
13286 SSE_FIRST_REG class.
13287 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
13288 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
13289 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
13290 (IX86_BUILTIN_PCMPESTRM128): Likewise.
13291 (IX86_BUILTIN_PCMPESTRA128): Likewise.
13292 (IX86_BUILTIN_PCMPESTRC128): Likewise.
13293 (IX86_BUILTIN_PCMPESTRO128): Likewise.
13294 (IX86_BUILTIN_PCMPESTRS128): Likewise.
13295 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
13296 (IX86_BUILTIN_PCMPISTRI128): Likewise.
13297 (IX86_BUILTIN_PCMPISTRM128): Likewise.
13298 (IX86_BUILTIN_PCMPISTRA128): Likewise.
13299 (IX86_BUILTIN_PCMPISTRC128): Likewise.
13300 (IX86_BUILTIN_PCMPISTRO128): Likewise.
13301 (IX86_BUILTIN_PCMPISTRS128): Likewise.
13302 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
13303 (struct builtin_description): Change "flag" field to unsigned.
13304 (bdesc_pcmpestr): New builtin description table.
13305 (bdesc_pcmpistr): Likewise.
13306 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
13307 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
13308 Initialize pcmp[ei]str[im] insns for SSE4.2.
13309 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
13310 (ix86_expand_sse_pcmpistr): Likewise.
13311 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
13312 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
13313 (UNSPEC_PCMPISTR): Likewise.
13314 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
13315 (sse4_2_pcmpestri):New isns pattern.
13316 (sse4_2_pcmpestrm): Likewise.
13317 (sse4_2_pcmpestr_cconly): Likewise.
13318 (sse4_2_pcmpistr): New insn patern and splitter.
13319 (sse4_2_pcmpistri):New isns pattern.
13320 (sse4_2_pcmpistrm): Likewise.
13321 (sse4_2_pcmpistr_cconly): Likewise.
13322 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
13325 2007-06-01 David Daney <ddaney@avtrex.com>
13327 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
13328 LOADGP_ABSOLUTE and not binds_local_p.
13330 2007-06-01 Geoffrey Keating <geoffk@apple.com>
13332 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
13334 2007-06-01 Ian Lance Taylor <iant@google.com>
13336 * tree-vrp.c (compare_name_with_value): Always set
13337 used_strict_overflow if we get a result from the variable itself.
13339 2007-06-01 Ian Lance Taylor <iant@google.com>
13341 PR rtl-optimization/31455
13342 * lower-subreg.c (find_decomposable_subregs): Don't decompose
13343 subregs which have a cast between modes which are not tieable.
13345 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
13347 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
13348 breaks after return statements.
13350 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
13352 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
13353 only after no_new_pseudos.
13355 2007-05-31 Eric Christopher <echristo@apple.com>
13357 * expr.c (convert_move): Assert that we don't have a BLKmode
13359 (store_expr): Handle BLKmode moves by calling emit_block_move.
13361 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
13363 * c-typeck.c (build_indirect_ref): Include type in error message.
13364 (build_binary_op): Pass types to binary_op_error.
13365 * c-common.c (binary_op_error): Take two type arguments, print out
13367 * c-common.h (binary_op_error): Update prototype.
13369 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
13371 * config/i386/i386.c: Correct coments on -mno-sse4.
13373 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
13375 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
13376 (x86_64-*-*): Likewise.
13377 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
13378 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
13379 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
13380 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
13381 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
13382 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
13383 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
13384 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
13385 (OPTION_MASK_ISA_SSE4): Likewise.
13386 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
13387 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
13388 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
13389 (override_options): Support SSE4.2.
13390 (ix86_build_const_vector): Support SImode and DImode.
13391 (ix86_build_signbit_mask): Likewise.
13392 (ix86_expand_int_vcond): Support V2DImode.
13393 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
13394 (IX86_BUILTIN_CRC32HI): Likewise.
13395 (IX86_BUILTIN_CRC32SI): Likewise.
13396 (IX86_BUILTIN_CRC32DI): Likewise.
13397 (IX86_BUILTIN_PCMPGTQ): Likewise.
13398 (bdesc_crc32): Likewise.
13399 (bdesc_sse_3arg): Likewise.
13400 (ix86_expand_crc32): Likewise.
13401 (ix86_init_mmx_sse_builtins): Support SSE4.2.
13402 (ix86_expand_builtin): Likewise.
13403 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
13404 __SSE4_2__ for -msse4.2.
13405 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
13406 (CRC32MODE): Likewise.
13407 (crc32modesuffix): Likewise.
13408 (crc32modeconstraint): Likewise.
13409 (sse4_2_crc32<mode>): Likewise.
13410 (sse4_2_crc32di): Likewise.
13411 * config/i386/i386.opt (msse4.2): New for SSE4.2.
13413 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
13414 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
13415 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
13416 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
13417 (vcondu<mode>): Likewise.
13418 * doc/extend.texi: Document SSE4.2 built-in functions.
13419 * doc/invoke.texi: Document -msse4.2/-msse4.
13421 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
13423 PR tree-optimization/32160
13424 * tree-predcom.c (predcom_tmp_var): New function. Mark created
13425 variable as gimple reg.
13426 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
13428 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
13430 * gcc.c (main): Don't consider linker options when issuing the
13431 warning about a linker input file not being used.
13433 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13435 * tree-vrp.c (compare_names): Initialize sop.
13437 2007-05-30 Dirk Mueller <dmueller@suse.de>
13439 * cgraphunit.c (cgraph_analyze_function): Remove
13440 computation of inline parameters.
13442 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
13444 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
13446 2007-05-30 Richard Sandiford <richard@codesourcery.com>
13448 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
13449 Add vx-common.h. Include vxworks.h between vx-common.h and
13451 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
13453 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
13454 (TARGET_ASM_DESTRUCTOR): Likewise.
13455 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
13456 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
13457 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
13458 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
13459 (VXWORKS_ENDIAN_SPEC): Define.
13460 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
13461 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
13462 VXWORKS_* equivalents.
13463 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
13464 (ASM_FILE_START): Delete.
13465 (TARGET_VERSION): Reformat.
13466 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
13467 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
13468 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
13469 (FPBIT, DPBIT): Define.
13470 (fp-bit.c, dp-bit.c): New rules.
13471 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
13472 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
13473 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
13474 * config/arm/arm.h: Include vxworks-dummy.h.
13475 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
13476 Mark with ATTRIBUTE_UNUSED.
13477 (arm_override_options): Do not allow VxWorks RTP PIC to be used
13478 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
13479 make it incompatible with -msingle-pic-base.
13480 (arm_function_ok_for_sibcall): Return false for calls that might
13481 go through a VxWorks PIC PLT entry.
13482 (require_pic_register): New function, split out from...
13483 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
13485 (arm_load_pic_register): Handle the VxWorks RTP initialization
13486 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
13487 (arm_emit_call_insn): New function.
13488 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
13489 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
13490 (pic_offset_arm): New pattern.
13491 (call, call_value): Use arm_emit_call_insn.
13492 (call_internal, call_value_internal): New expanders.
13493 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
13494 VxWorks unless __PIC__.
13496 2007-05-30 Eric Christopher <echristo@gmail.com>
13498 * genrecog.c: Include regs.h in generated file.
13499 * genemit.c: Ditto. Fix up formatting.
13500 * config/mn10300/constraints.md: New.
13501 * config/mn10300/mn10300.md: Include.
13502 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
13503 Fix up for removed macro.
13504 * config/mn10300/predicates.md (call_address_operand): Ditto.
13505 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
13506 (CONST_OK_FOR_I): Ditto.
13507 (CONST_OK_FOR_J): Ditto.
13508 (CONST_OK_FOR_K): Ditto.
13509 (CONST_OK_FOR_L): Ditto.
13510 (CONST_OK_FOR_M): Ditto.
13511 (CONST_OK_FOR_N): Ditto.
13512 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
13516 (EXTRA_CONSTRAINT): Ditto.
13518 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
13520 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
13522 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
13523 OPTION_MASK_ISA_64BIT.
13524 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
13526 2007-05-30 Richard Guenther <rguenther@suse.de>
13528 PR middle-end/32152
13529 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
13530 types for comparison.
13531 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
13532 with original typed arguments.
13533 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
13535 2007-05-30 Jakub Jelinek <jakub@redhat.com>
13537 PR tree-optimization/31769
13538 * except.c (duplicate_eh_regions): Clear prev_try if
13539 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
13541 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
13543 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
13544 * tree-ssa-sink.c (statement_sink_location): Return basic block and
13545 bsi of the location where statements should be inserted.
13546 (sink_code_in_bb): Take bsi from statement_sink_location.
13547 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
13548 instead of bsi_start.
13549 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
13551 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
13552 (bsi_move_before): Document inconsistency with bsi_move_after.
13553 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
13555 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
13557 * config/i386/i386.h (TARGET_ABM): New define.
13558 (TARGET_POPCNT): Ditto.
13559 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
13560 New temporary defines to redefine from OPTION_ISA_* defines.
13561 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
13562 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
13563 (ix86_isa_flags): New extern int declaration.
13564 (TARGET_SUBTARGET_DEFAULT): New define.
13565 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
13566 (TARGET_SUBTARGET32_DEFAULT): Ditto.
13567 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
13568 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
13569 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
13570 * config/i386/darwin.h: Change TARGET_64BIT define to
13573 * config/i386/i386.opt (m3dnowa): Define as undocumented option
13574 using existing "ix86_isa_flags" varible.
13575 (m32, m64): Use existing "ix86_isa_flags" variable.
13576 (mmmx, m3dnow): Ditto.
13577 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
13578 (mabm): Define as non-negative option using "x86_abm" variable.
13579 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
13581 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
13582 Rewrite feature test bitmap.
13583 (ix86_isa_flags): New initialized global int varible.
13584 (ix86_isa_flags_explicit): New static int variable.
13585 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
13586 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
13587 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
13588 target_flags_explicit.
13589 (override_options): Remove "target_enable" and "target_disable" fields
13590 from "struct ptt". Update processor_target_table accordingly. Remove
13591 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
13592 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
13593 "target_flags" and "ix86_isa_flags_explicit" instead of
13594 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
13595 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
13596 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
13597 to true when either of PTA_POPCNT or PTA_ABM is set in
13598 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
13599 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
13600 processor_alias_table flags entry. Remove handling of
13601 "target_enable" and "target_disable" fields of processor_target_table.
13602 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
13603 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
13604 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
13605 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
13606 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
13608 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
13610 2007-05-29 David Daney <ddaney@avtrex.com>
13613 * config/mips/mips.c (mips_output_mi_thunk): Emit
13614 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
13616 2007-05-29 Hui-May Chang <hm.chang@apple.com>
13617 * config/i386/i386.c (ix86_function_regparm): Added checking of
13618 ix86_force_align_arg_pointer to determine the number of
13619 register parameters.
13621 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
13623 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
13624 (SET_DR_MISALIGNMENT): New.
13625 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
13626 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
13627 Use SET_DR_MISALIGNMENT.
13628 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
13630 * tree-data-ref.c (create_data_ref, compute_all_dependences,
13631 find_loop_nest): Export.
13632 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
13633 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
13634 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
13635 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
13637 (struct mem_ref): Add field reuse_distance.
13638 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
13639 Initialize reuse_distance field.
13640 (issue_prefetch_ref): Select temporality of prefetch according to
13642 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
13643 self_reuse_distance, determine_loop_nest_reuse): New functions.
13644 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
13645 (tree_ssa_prefetch_arrays): Dump L2 cache size.
13646 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
13649 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
13651 * tree-ssa-alias.c: Add aliasing overview.
13653 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
13654 Danny Smith <dannysmith@users.sourceforge.net>
13657 * config/i386/t-crtfm: Compile crtfastmath.o with
13658 -minline-all-stringops.
13659 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
13660 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
13662 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13664 * doc/md.texi: Document constraints on HP PA-RISC.
13666 * pa/constraints.md: New file.
13667 * pa.md: Include constraints.md.
13668 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
13669 (integer_store_memory_operand, ldil_cint_p): New functions.
13670 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
13671 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
13672 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
13673 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
13674 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
13676 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
13679 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
13680 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
13681 case POSTDECREMENT_EXPR>): Return the error_mark_node
13682 if either the real or imaginary parts would an
13685 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
13687 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
13688 name when we remove it from a call.
13690 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
13692 * targhooks.c (default_narrow_bitfield): Remove.
13693 * targhooks.h: Remove the prototype for
13694 default_narrow_bitfield.
13696 * langhooks-def.h: Remove the prototype for
13697 hook_get_alias_set_0.
13698 * langhooks.c (hook_get_alias_set_0): Remove.
13700 * global.c (EXECUTE_IF_CONFLICT): Remove.
13702 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
13705 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
13706 return true when truth_value_p is true and the type
13709 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
13711 * doc/install.texi (Prerequisites): We no longer require Autoconf
13712 2.13 for the top-level.
13714 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
13716 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
13717 memory access via x86_expand_vector_move_misalign() only for
13718 TImode values on 32-bit targets.
13720 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
13722 * matrix-reorg.c: New file. Implement matrix flattening and
13723 transposing optimization.
13724 * tree-pass.h: Add matrix reorg pass.
13725 * common.opt: Add fipa-mreorg flag.
13726 * Makefile.in: Add matrix-reorg.c.
13727 * passes.c: Add matrix reorg pass.
13728 * varpool.c (add_new_static_var): New function.
13729 * cgraph.h (add_new_static_var): Declare.
13731 2007-05-27 Eric Christopher <echristo@apple.com>
13733 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
13734 sp_offset depending on stack size. Save r12 depending
13735 on registers we're saving later.
13736 (rs6000_emit_epilogue): Update sp_offset depending only
13739 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
13741 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
13742 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
13743 * ifcvt.c (if_convert): Ditto.
13744 * tree-ssa-threadupdate.c (thread_block): Ditto.
13745 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
13746 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
13747 verify_loop_closed_ssa): Check number_of_loops instead of
13749 * predict.c (tree_estimate_probability): Ditto.
13750 * tree-if-conv.c (main_tree_if_conversion): Ditto.
13751 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
13752 * modulo-sched.c (sms_schedule): Ditto.
13753 * tree-scalar-evolution.c (scev_const_prop): Ditto.
13754 (scev_finalize): Do not do anything if scev analysis was not
13756 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
13757 current_loops == NULL.
13758 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
13759 * loop-init.c (loop_optimizer_init): Do not free current_loops when
13760 there are no loops.
13761 (loop_optimizer_finalize): Assert that loops were analyzed.
13762 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
13763 rtl_doloop): Check number_of_loops instead of current_loops.
13764 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
13765 current_loops == NULL.
13766 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
13767 gate_tree_vectorize tree_linear_transform, check_data_deps,
13768 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
13769 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
13770 Check number_of_loops instead of current_loops.
13771 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
13772 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
13773 free loops if available.
13774 (execute_pre): Do not pass do_fre to fini_pre.
13776 2007-05-27 Tobias Burnus <burnus@net-b.de>
13778 PR middle-end/32083
13779 * real.c (mpfr_from_real): Fix sign of -Inf.
13781 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
13783 * tree-vect-transform.c (vectorizable_conversion): Initialize
13784 tree_code variables to ERROR_MARK.
13785 (vectorizable_type_demotion): Likewise.
13786 (vectorizable_type_promotion): Likewise.
13788 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
13791 * config/i386/i386.md (movti): Handle push operands via
13792 ix86_expand_push().
13794 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
13796 * basic-block.h: Remove the prototype for merge_seq_blocks.
13797 * cfgcleanup.c (merge_seq_blocks): Remove.
13799 * tree-flow.h: Remove the prototype for is_aliased_with.
13800 * tree-ssa-alias.c (is_aliased_with): Remove.
13802 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
13804 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
13806 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
13808 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
13809 ix86_expand_sse4_unpack if SSE4.1 is enabled.
13810 (vec_unpacks_hi_v16qi): Likewise.
13811 (vec_unpacku_lo_v16qi): Likewise.
13812 (vec_unpacks_lo_v16qi): Likewise.
13813 (vec_unpacku_hi_v8hi): Likewise.
13814 (vec_unpacks_hi_v8hi): Likewise.
13815 (vec_unpacku_lo_v8hi): Likewise.
13816 (vec_unpacks_lo_v8hi): Likewise.
13817 (vec_unpacku_hi_v4si): Likewise.
13818 (vec_unpacks_hi_v4si): Likewise.
13819 (vec_unpacku_lo_v4si): Likewise.
13820 (vec_unpacks_lo_v4si): Likewise.
13822 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
13824 * c-typeck.c, config/arm/arm.c, config/darwin.c,
13825 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
13826 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
13827 follow spelling conventions in various
13828 warning/error/diagnostic messages.
13830 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
13831 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
13832 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
13833 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
13834 tree-vrp.c: Fix comment typos. Follow spelling conventions.
13835 * doc/tm.texi: Follow spelling conventions.
13837 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
13840 * tree-ssa-forwprop.c
13841 (forward_propagate_addr_into_variable_array_index): Remove
13842 the lhs argument. Use the type of def_rhs instead of lhs.
13843 (forward_propagate_addr_expr_1): Update use of
13844 forward_propagate_addr_into_variable_array_index.
13846 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
13847 Nigel Stephens <nigel@mips.com>
13849 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
13850 function attributes, "far" being an alias for "long_call".
13851 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
13852 (mips_near_type_p, mips_far_type_p): New.
13853 (mips_comp_type_attributes): New function to check that attributes
13854 attached to a function type are compatible.
13855 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
13856 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
13857 to the target function of the thunk.
13858 (mips_encode_section_info): Check for "near" and "far" function
13859 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
13861 * config/mips/predicates.md (const_call_insn_operand): Test only
13862 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
13864 * doc/extend.texi (Function Attributes): Document MIPS "near" and
13867 * testsuite/gcc.target/mips/near-far-1.c: New test case.
13868 * testsuite/gcc.target/mips/near-far-2.c: New test case.
13869 * testsuite/gcc.target/mips/near-far-3.c: New test case.
13870 * testsuite/gcc.target/mips/near-far-4.c: New test case.
13872 2007-05-25 Eric Christopher <echristo@apple.com>
13874 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
13875 to x86-darwin configurations.
13876 * config/i386/t-darwin: Add softfp support.
13877 * config/i386/t-darwin64: Ditto.
13878 * config/i386/sfp-machine.h: If mach then don't use
13879 aliasing, emit a stub to call.
13881 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
13883 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
13884 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
13885 tree-predcom.c, tree-ssa-alias-warnings.c,
13886 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
13887 comment typos. Follow spelling conventions.
13888 * doc/cpp.texi, doc/invoke.texi: Fix typos.
13890 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
13893 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
13894 constants into memory. Expand unaligned memory references for
13895 SSE modes via x86_expand_vector_move_misalign() function.
13897 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
13899 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
13900 "memory" attribute for "sseishft" type insn without operands[2].
13902 2007-05-25 Dirk Mueller <dmueller@suse.de>
13903 Marcus Meissner <meissner@suse.de>
13905 * doc/extend.texi (alloc_size): New attribute.
13906 * c-common.c (handle_alloc_size_attribute): New.
13907 * tree-object-size.c (alloc_object_size): Use alloc_size
13908 attribute, if available.
13910 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
13912 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
13914 (__builtin_ia32_vec_ext_v2di): Likewise.
13915 (__builtin_ia32_vec_ext_v4si): Likewise.
13916 (__builtin_ia32_vec_ext_v8hi): Likewise.
13917 (__builtin_ia32_vec_ext_v16qi): Likewise.
13918 (__builtin_ia32_vec_set_v8hi): Likewise.
13920 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
13922 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
13924 2007-05-25 Richard Sandiford <richard@codesourcery.com>
13926 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
13927 (arm_is_longcall_p): Rename to...
13928 (arm_is_long_call_p): ...this. Take a single tree argument and
13930 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
13931 (CUMULATIVE_ARGS): Remove call_cookie.
13932 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
13933 (ENCODED_LONG_CALL_ATTR_P): Delete.
13934 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
13935 LONG_CALL_FLAG_CHAR cases.
13936 (ARM_DECLARE_FUNCTION_SIZE): Delete.
13937 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
13938 ARM_DECLARE_FUNCTION_SIZE.
13939 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
13940 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
13941 (arm_encode_call_attribute, current_file_function_operand): Delete.
13942 (arm_function_in_section_p): New function.
13943 (arm_is_longcall_p): Rename to...
13944 (arm_is_long_call_p): ...this. Take the target function as a single
13945 argument and return a bool. Do not rely on call cookies. Check
13946 whether the target symbol is in the same section as the current
13947 function, not just the same compilation unit.
13948 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
13949 (arm_encode_section_info): Don't encode a call type.
13950 * config/arm/arm.md (call, call_value): Update calls to
13951 arm_is_long(_)call_p. Simplify logic.
13952 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
13953 Update calls to arm_is_long(_)call_p.
13955 2007-05-25 Richard Guenther <rguenther@suse.de>
13957 PR tree-optimization/31982
13958 * tree-ssa-forwprop.c
13959 (forward_propagate_addr_into_variable_array_index): Handle arrays
13960 with element size one.
13962 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
13964 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
13965 (umulsi3_highpart): Likewise.
13967 2007-05-24 Ian Lance Taylor <iant@google.com>
13969 PR rtl-optimization/32069
13970 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
13973 2007-05-24 Ollie Wild <aaw@google.com>
13975 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
13978 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
13980 * postreload-gcse.c (reg_changed_after_insn_p): New function.
13981 (oprs_unchanged_p): Use it to check all registers in a REG.
13982 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
13983 (reg_set_between_after_reload_p): Delete.
13984 (reg_used_between_after_reload_p): Likewise.
13985 (reg_set_or_used_since_bb_start): Likewise.
13986 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
13987 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
13988 Use reg_set_between_p instead of reg_set_between_after_reload_p.
13989 * rtlanal.c (reg_set_p): Check whether REG overlaps
13990 regs_invalidated_by_call, rather than just checking the
13991 membership of REGNO (REG).
13993 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
13995 * doc/passes.texi: Document predictive commoning.
13996 * doc/invoke.texi (-fpredictive-commoning): Document.
13997 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
13998 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
13999 adding indices to the generated name.
14000 (schedule_sm): Pass 0 to get_lsm_tmp_name.
14001 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
14002 * tree-pretty-print.c (op_symbol_1): Renamed to ...
14003 (op_symbol_code): ... and exported.
14004 (dump_omp_clause, op_symbol): Use op_symbol_code
14005 instead of op_symbol_1.
14006 * tree-pass.h (pass_predcom): Declare.
14007 * timevar.def (TV_PREDCOM): New timevar.
14008 * tree-ssa-loop.c (run_tree_predictive_commoning,
14009 gate_tree_predictive_commoning, pass_predcom): New.
14010 * tree-data-ref.c (find_data_references_in_loop): Find the
14011 references in dominance order.
14012 (canonicalize_base_object_address): Ensure that the result has
14014 (dr_analyze_innermost): Export.
14015 (create_data_ref): Code to fail for references with invariant
14017 (find_data_references_in_stmt): ... here.
14018 * tree-data-ref.h (dr_analyze_innermost): Declare.
14019 * tree-affine.c: Include tree-gimple.h and hashtab.h.
14020 (aff_combination_find_elt, name_expansion_hash,
14021 name_expansion_eq, tree_to_aff_combination_expand,
14022 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
14024 * tree-affine.h (aff_combination_constant_multiple_p,
14025 tree_to_aff_combination_expand): Declare.
14026 * tree-predcom.c: New file.
14027 * common.opt (fpredictive-commoning): New option.
14028 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
14029 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
14030 * Makefile.in (tree-predcom.o): Add.
14031 (tree-affine.o): Add TREE_GIMPLE_H dependency.
14032 * passes.c (init_optimization_passes): Add dceloop after
14033 copy propagation in loop optimizer. Add predictive commoning
14034 to loop optimizer passes.
14036 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
14038 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
14041 2007-05-24 Jan Hubicka <jh@suse.cz>
14043 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
14045 (genheader): Include statistics.h.
14047 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
14049 * print-rtl.c (flag_dump_unnumbered): Update comments.
14050 (print_rtl): Fix my previous change.
14051 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
14054 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
14056 PR middle-end/32018
14057 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
14059 (thread_through_all_blocks): Call initialize_original_copy_tables
14060 and free_original_copy_tables.
14061 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
14063 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
14064 * cfghooks.c (duplicate_block): Use get_loop_copy.
14065 * cfg.c: Include cfgloop.h.
14066 (loop_copy): New hash table.
14067 (initialize_original_copy_tables): Initialize loop_copy table.
14068 (free_original_copy_tables): Free loop_copy table.
14069 (copy_original_table_clear, copy_original_table_set,
14070 set_loop_copy, get_loop_copy): New functions.
14071 (set_bb_original, set_bb_copy): Use copy_original_table_set.
14072 * cfgloop.h (struct loop): Remove copy field.
14073 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
14074 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
14076 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
14078 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
14079 -msse/-msse2/-msse3.
14081 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
14083 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
14084 __builtin_ia32_vec_set_v2di with MASK_64BIT.
14086 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
14089 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
14090 * targhooks.h (default_mangle_decl_assembler_name): Declare
14092 * targhooks.c (default_mangle_decl_assembler_name): Define
14094 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
14096 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
14097 * langhooks.c (lhd_set_decl_assembler_name): Call
14098 targetm.mangle_decl_assembler_name for names with global scope.
14100 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
14102 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
14103 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
14105 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
14106 New. Factored out of i386_pe_encode_section_info.
14107 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
14108 Move check for prior decoration of stdcall
14109 symbols to i386_pe_encode_section_info.
14110 (i386_pe_encode_section_info): Adjust call to
14111 gen_stdcall_or_fastcall_suffix. Use
14112 i386_pe_maybe_mangle_decl_assembler_name, if needed.
14113 (i386_pe_mangle_decl_assembler_name): New. Wrap
14114 i386_pe_maybe_mangle_decl_assembler_name.
14116 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
14118 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
14119 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
14120 * langhooks.c (get_signed_or_unsigned_type): Don't check for
14121 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
14122 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
14125 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
14126 Nigel Stephens <nigel@mips.com>
14127 Richard Sandiford <richard@codesourcery.com>
14129 Fix up MIPS16 hard float and add support for complex.
14131 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
14132 (TARGET_SOFT_FLOAT_ABI): New.
14133 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
14134 __mips_soft_float to reflect the ABI in use, not whether the
14135 FPU is directly accessible (e.g., in MIPS16 mode).
14136 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
14137 (UNITS_PER_FPVALUE): Likewise.
14139 * config/mips/mips.c (mips_expand_call): Remove redundant
14140 TARGET_MIPS16 check.
14141 (mips_arg_regno): New.
14142 (function_arg_advance): When setting bits in cum->fp_code for
14143 MIPS16, don't subtract 1 from cum->arg_number, since it is now
14145 (function_arg): Use mips_arg_regno.
14146 (mips_return_mode_in_fpr_p): New.
14147 (mips16_call_stub_mode_suffix): New.
14148 (mips16_cfun_returns_in_fpr_p): New.
14149 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
14150 (mips_output_function_prologue): Test mips16_hard_float, not
14151 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
14152 (mips_expand_epilogue): Call MIPS16 helper routines to copy
14153 return value into a floating-point register.
14154 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
14155 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
14156 (mips16_fp_args): Handle MIPS32r2 ISA which supports
14157 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
14158 word of double arguments from or to the high bits of 64-bit
14159 floating point registers.
14160 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
14161 (mips16_fpret_double): New helper function.
14162 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
14163 support for complex modes. Fill in DECL_RESULT for stubdecl.
14164 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
14166 * config/mips/mips16.S
14167 (RET, ARG1, ARG2): New.
14168 (MERGE_GPRf, MERGE_GPRt): New.
14169 (DELAYt, DELAYf): New.
14170 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
14171 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
14172 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
14173 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
14174 (SFOP): Renamed to...
14175 (OPSF3): This, and macro-ified. Updated all uses.
14176 (SFOP2): Renamed to...
14177 (OPSF2): This, and macro-ified. Updated all uses.
14178 (SFCMP): Renamed to...
14179 (CMPSF): This, and macro-ified. Updated all uses.
14180 (SFREVCMP): Renamed to...
14181 (REVCMPSF): This, and macro-ified. Updated all uses.
14182 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
14183 (LDDBL1, LDDBL2, RETDBL): Deleted.
14184 (DFOP): Renamed to...
14185 (OPDF3): This, and macro-ified. Updated all uses.
14186 (DFOP2): Renamed to...
14187 (OPDF2): This, and macro-ified. Updated all uses.
14188 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
14189 (DFCMP): Renamed to...
14190 (CMPDF): This, and macro-ified. Updated all uses.
14191 (DFREVCMP): Renamed to...
14192 (REVCMPDF): This, and macro-ified. Updated all uses.
14193 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
14194 (RET_FUNCTION): New.
14195 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
14196 (__mips16_ret_sc, __mips16_ret_dc): New.
14197 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
14198 STUB_ARGS_6, STUB_ARGS_10): New.
14199 (CALL_STUB_NO_RET): New.
14200 (__mips16_call_stub_1): Macro-ified.
14201 (__mips16_call_stub_5): Macro-ified.
14202 (__mips16_call_stub_2): Macro-ified.
14203 (__mips16_call_stub_6): Macro-ified.
14204 (__mips16_call_stub_9): Macro-ified.
14205 (__mips16_call_stub_10): Macro-ified.
14206 (CALL_STUB_RET): New.
14207 (__mips16_call_stub_sf_0): Macro-ified.
14208 (__mips16_call_stub_sf_1): Macro-ified.
14209 (__mips16_call_stub_sf_5): Macro-ified.
14210 (__mips16_call_stub_sf_2): Macro-ified.
14211 (__mips16_call_stub_sf_6): Macro-ified.
14212 (__mips16_call_stub_sf_9): Macro-ified.
14213 (__mips16_call_stub_sf_10): Macro-ified.
14214 (__mips16_call_stub_df_0): Macro-ified.
14215 (__mips16_call_stub_df_1): Macro-ified.
14216 (__mips16_call_stub_df_5): Macro-ified.
14217 (__mips16_call_stub_df_2): Macro-ified.
14218 (__mips16_call_stub_df_6): Macro-ified.
14219 (__mips16_call_stub_df_9): Macro-ified.
14220 (__mips16_call_stub_df_10): Macro-ified.
14221 (__mips16_call_stub_sc_0): New.
14222 (__mips16_call_stub_sc_1): New.
14223 (__mips16_call_stub_sc_5): New.
14224 (__mips16_call_stub_sc_2): New.
14225 (__mips16_call_stub_sc_6): New.
14226 (__mips16_call_stub_sc_9): New.
14227 (__mips16_call_stub_sc_10): New.
14228 (__mips16_call_stub_dc_0): New.
14229 (__mips16_call_stub_dc_1): New.
14230 (__mips16_call_stub_dc_5): New.
14231 (__mips16_call_stub_dc_2): New.
14232 (__mips16_call_stub_dc_6): New.
14233 (__mips16_call_stub_dc_9): New.
14234 (__mips16_call_stub_dc_10): New.
14236 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
14237 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
14238 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
14240 2007-05-23 Ian Lance Taylor <iant@google.com>
14242 * doc/invoke.texi (Invoking GCC): Document that the order of the
14245 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
14248 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
14249 * config/score/predicate.md (const_pow2, const_npow2): Remove.
14250 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
14254 * config/score/score.c (score_print_operand): Make sure that only
14255 lower bits are used.
14257 2007-05-22 Ian Lance Taylor <iant@google.com>
14259 * tree-vrp.c (avoid_overflow_infinity): New static function,
14260 broken out of set_value_range_to_value.
14261 (set_value_range_to_value): Call avoid_overflow_infinity.
14262 (extract_range_from_assert): Likewise.
14264 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
14266 PR middle-end/31095
14267 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
14268 change the type before looking for a COMPOUND_EXPR.
14270 2007-05-22 Ian Lance Taylor <iant@google.com>
14272 * lower-subreg.c (decompose_multiword_subregs): If we change an
14273 insn, call remove_retval_note on it.
14275 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
14277 * regs.h (end_hard_regno): New function.
14278 (END_HARD_REGNO, END_REGNO): New macros.
14279 (add_to_hard_reg_set): New function.
14280 (remove_from_hard_reg_set): Likewise.
14281 (in_hard_reg_set_p): Likewise.
14282 (overlaps_hard_reg_set_p): Likewise.
14283 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
14284 (note_btr_set): Use END_HARD_REGNO.
14285 * caller-save.c (setup_save_areas): Use end_hard_regno.
14286 (mark_set_regs): Use END_HARD_REGNO.
14287 (add_stored_regs): Use end_hard_regno.
14288 (mark_referenced_regs): Use add_to_hard_reg_set.
14289 * combine.c (update_table_tick): Use END_REGNO.
14290 (record_value_for_reg): Likewise.
14291 (record_dead_and_set_regs): Likewise.
14292 (get_last_value_validate): Likewise.
14293 (use_crosses_set_p): Likewise.
14294 (reg_dead_at_p_1): Likewise.
14295 (reg_dead_at_p): Likewise.
14296 (mark_used_regs_combine): Use add_to_hard_reg_set.
14297 (move_deaths): Use END_HARD_REGNO.
14298 (reg_bitfield_target_p): Use end_hard_regno.
14299 (distribute_notes): Use END_HARD_REGNO.
14300 * cse.c (mention_regs): Use END_REGNO.
14301 (insert): Use add_to_hard_reg_set.
14302 (invalidate): Use END_HARD_REGNO.
14303 (invalidate_for_call): Likewise.
14304 (exp_equiv_p): Use END_REGNO.
14305 (cse_insn): Likewise.
14306 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
14307 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
14308 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
14309 * function.c (keep_stack_depressed): Use end_hard_regno.
14310 * global.c (global_alloc): Use end_hard_regno.
14311 (global_conflicts): Use add_to_hard_reg_set instead of
14313 (find_reg): Likewise.
14314 (mark_reg_store): Likewise.
14315 (mark_reg_conflicts): Likewise.
14316 (mark_reg_death): Use remove_from_hard_reg_set.
14317 (mark_reg_live_nc): Delete.
14318 (set_preference): Use end_hard_regno.
14319 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
14320 remove_from_hard_reg_set.
14321 (post_mark_life): Use add_to_hard_reg_set.
14322 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
14323 (reg_becomes_live): Use add_to_hard_reg_set.
14324 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
14325 (peep2_find_free_register): Use add_to_hard_reg_set.
14326 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
14327 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
14328 * regrename.c (note_sets): Use add_to_hard_reg_set.
14329 (clear_dead_regs): Use remove_from_hard_reg_set.
14330 (regrename_optimize): Use add_to_hard_reg_set.
14331 (find_oldest_value_reg): Use in_hard_reg_set_p.
14332 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
14333 (hard_reg_set_here_p): Use end_hard_regno.
14334 (decompose): Likewise.
14335 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
14336 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
14337 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
14338 (mark_home_live): Use end_hard_regno.
14339 (spill_hard_reg): Likewise.
14340 (clear_reload_reg_in_use): Likewise.
14341 * reorg.c (delete_prior_computation): Use END_REGNO.
14342 * resource.c (update_live_status): Use END_HARD_REGNO.
14343 (mark_referenced_resources): Use add_to_hard_reg_set.
14344 (mark_set_resources): Likewise.
14345 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
14346 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
14347 (reg_overlap_mentioned_p): Likewise.
14348 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
14349 (covers_regno_no_parallel_p): Use END_REGNO.
14350 (find_regno_note): Likewise.
14351 (find_reg_fusage): Use END_HARD_REGNO.
14352 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
14353 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
14355 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
14357 * mode-switching.c (reg_dies): Change type of second argument to
14359 (optimize_mode_switching): Update accordingly.
14361 2007-05-22 Richard Sandiford <richard@codesourcery.com>
14363 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
14365 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
14366 (hard_reg_set_empty_p): ...these new functions.
14367 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
14368 GO_IF_HARD_REG_SUBSET.
14369 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
14370 instead of GO_IF_HARD_REG_EQUAL.
14371 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
14372 instead of GO_IF_HARD_REG_EQUAL.
14373 * global.c (find_reg): Use hard_reg_set_empty_p instead of
14374 GO_IF_HARD_REG_SUBSET.
14375 (modify_reg_pav): Use hard_reg_set_empty_p instead of
14376 GO_IF_HARD_REG_EQUAL.
14377 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
14378 of GO_IF_HARD_REG_SUBSET.
14379 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
14380 instead of GO_IF_HARD_REG_EQUAL.
14381 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
14382 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
14383 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
14384 of GO_IF_HARD_REG_SUBSET,
14385 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
14386 GO_IF_HARD_REG_SUBSET.
14387 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
14388 instead of GO_IF_HARD_REG_EQUAL.
14389 * config/sh/sh.c (push_regs, calc_live_regs): Use
14390 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
14391 (hard_regs_intersect_p): Delete.
14393 2007-05-22 Janis Johnson <janis187@us.ibm.com>
14395 * doc/sourcebuild.texi (Test Directives) Add dg-message.
14397 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
14398 Richard Henderson <rth@redhat.com>
14400 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
14402 (x86_64-*-*): Likewise.
14404 * i386/i386-modes.def (V2QI): New.
14406 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
14408 (override_options): Support SSE4.1.
14409 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
14410 (IX86_BUILTIN_BLENDPS): Likewise.
14411 (IX86_BUILTIN_BLENDVPD): Likewise.
14412 (IX86_BUILTIN_BLENDVPS): Likewise.
14413 (IX86_BUILTIN_PBLENDVB128): Likewise.
14414 (IX86_BUILTIN_PBLENDW128): Likewise.
14415 (IX86_BUILTIN_DPPD): Likewise.
14416 (IX86_BUILTIN_DPPS): Likewise.
14417 (IX86_BUILTIN_INSERTPS128): Likewise.
14418 (IX86_BUILTIN_MOVNTDQA): Likewise.
14419 (IX86_BUILTIN_MPSADBW128): Likewise.
14420 (IX86_BUILTIN_PACKUSDW128): Likewise.
14421 (IX86_BUILTIN_PCMPEQQ): Likewise.
14422 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
14423 (IX86_BUILTIN_PMAXSB128): Likewise.
14424 (IX86_BUILTIN_PMAXSD128): Likewise.
14425 (IX86_BUILTIN_PMAXUD128): Likewise.
14426 (IX86_BUILTIN_PMAXUW128): Likewise.
14427 (IX86_BUILTIN_PMINSB128): Likewise.
14428 (IX86_BUILTIN_PMINSD128): Likewise.
14429 (IX86_BUILTIN_PMINUD128): Likewise.
14430 (IX86_BUILTIN_PMINUW128): Likewise.
14431 (IX86_BUILTIN_PMOVSXBW128): Likewise.
14432 (IX86_BUILTIN_PMOVSXBD128): Likewise.
14433 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
14434 (IX86_BUILTIN_PMOVSXWD128): Likewise.
14435 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
14436 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
14437 (IX86_BUILTIN_PMOVZXBW128): Likewise.
14438 (IX86_BUILTIN_PMOVZXBD128): Likewise.
14439 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
14440 (IX86_BUILTIN_PMOVZXWD128): Likewise.
14441 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
14442 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
14443 (IX86_BUILTIN_PMULDQ128): Likewise.
14444 (IX86_BUILTIN_PMULLD128): Likewise.
14445 (IX86_BUILTIN_ROUNDPD): Likewise.
14446 (IX86_BUILTIN_ROUNDPS): Likewise.
14447 (IX86_BUILTIN_ROUNDSD): Likewise.
14448 (IX86_BUILTIN_ROUNDSS): Likewise.
14449 (IX86_BUILTIN_PTESTZ): Likewise.
14450 (IX86_BUILTIN_PTESTC): Likewise.
14451 (IX86_BUILTIN_PTESTNZC): Likewise.
14452 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
14453 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
14454 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
14455 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
14456 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
14457 (bdesc_ptest): New.
14458 (bdesc_sse_3arg): Likewise.
14459 (bdesc_2arg): Likewise.
14460 (bdesc_1arg): Likewise.
14461 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
14463 (ix86_expand_sse_4_operands_builtin): New.
14464 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
14465 smaller than 8 bits as the 2nd arg.
14466 (ix86_expand_sse_ptest): New.
14467 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
14468 (ix86_expand_vector_set): Support SSE4.1.
14469 (ix86_expand_vector_extract): Likewise.
14471 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
14472 __SSE4_1__ for -msse4.1.
14474 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
14475 (UNSPEC_INSERTPS): Likewise.
14476 (UNSPEC_DP): Likewise.
14477 (UNSPEC_MOVNTDQA): Likewise.
14478 (UNSPEC_MPSADBW): Likewise.
14479 (UNSPEC_PHMINPOSUW): Likewise.
14480 (UNSPEC_PTEST): Likewise.
14481 (UNSPEC_ROUNDP): Likewise.
14482 (UNSPEC_ROUNDS): Likewise.
14484 * config/i386/i386.opt (msse4.1): New for SSE4.1.
14486 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
14487 (const_pow2_1_to_32768_operand): Likewise.
14489 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
14492 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
14494 (sse4_1_insertps): Likewise.
14495 (*sse4_1_extractps): Likewise.
14496 (sse4_1_ptest): Likewise.
14497 (sse4_1_mulv2siv2di3): Likewise.
14498 (*sse4_1_mulv4si3): Likewise.
14499 (*sse4_1_smax<mode>3): Likewise.
14500 (*sse4_1_umax<mode>3): Likewise.
14501 (*sse4_1_smin<mode>3): Likewise.
14502 (*sse4_1_umin<mode>3): Likewise.
14503 (sse4_1_eqv2di3): Likewise.
14504 (*sse4_1_pinsrb): Likewise.
14505 (*sse4_1_pinsrd): Likewise.
14506 (*sse4_1_pinsrq): Likewise.
14507 (*sse4_1_pextrb): Likewise.
14508 (*sse4_1_pextrb_memory): Likewise.
14509 (*sse4_1_pextrw_memory): Likewise.
14510 (*sse4_1_pextrq): Likewise.
14511 (sse4_1_blendpd): Likewise.
14512 (sse4_1_blendps): Likewise.
14513 (sse4_1_blendvpd): Likewise.
14514 (sse4_1_blendvps): Likewise.
14515 (sse4_1_dppd): Likewise.
14516 (sse4_1_dpps): Likewise.
14517 (sse4_1_movntdqa): Likewise.
14518 (sse4_1_mpsadbw): Likewise.
14519 (sse4_1_packusdw): Likewise.
14520 (sse4_1_pblendvb): Likewise.
14521 (sse4_1_pblendw): Likewise.
14522 (sse4_1_phminposuw): Likewise.
14523 (sse4_1_extendv8qiv8hi2): Likewise.
14524 (*sse4_1_extendv8qiv8hi2): Likewise.
14525 (sse4_1_extendv4qiv4si2): Likewise.
14526 (*sse4_1_extendv4qiv4si2): Likewise.
14527 (sse4_1_extendv2qiv2di2): Likewise.
14528 (*sse4_1_extendv2qiv2di2): Likewise.
14529 (sse4_1_extendv4hiv4si2): Likewise.
14530 (*sse4_1_extendv4hiv4si2): Likewise.
14531 (sse4_1_extendv2hiv2di2): Likewise.
14532 (*sse4_1_extendv2hiv2di2): Likewise.
14533 (sse4_1_extendv2siv2di2): Likewise.
14534 (*sse4_1_extendv2siv2di2): Likewise.
14535 (sse4_1_zero_extendv8qiv8hi2): Likewise.
14536 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
14537 (sse4_1_zero_extendv4qiv4si2): Likewise.
14538 (*sse4_1_zero_extendv4qiv4si2): Likewise.
14539 (sse4_1_zero_extendv2qiv2di2): Likewise.
14540 (*sse4_1_zero_extendv2qiv2di2): Likewise.
14541 (sse4_1_zero_extendv4hiv4si2): Likewise.
14542 (*sse4_1_zero_extendv4hiv4si2): Likewise.
14543 (sse4_1_zero_extendv2hiv2di2): Likewise.
14544 (*sse4_1_zero_extendv2hiv2di2): Likewise.
14545 (sse4_1_zero_extendv2siv2di2): Likewise.
14546 (*sse4_1_zero_extendv2siv2di2): Likewise.
14547 (sse4_1_roundpd): Likewise.
14548 (sse4_1_roundps): Likewise.
14549 (sse4_1_roundsd): Likewise.
14550 (sse4_1_roundss): Likewise.
14551 (mulv4si3): Don't expand for SSE4.1.
14552 (smax<mode>3): Likewise.
14553 (umaxv4si3): Likewise.
14554 (uminv16qi3): Likewise.
14555 (umin<mode>3): Likewise.
14556 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
14558 * doc/extend.texi: Document SSE4.1 built-in functions.
14560 * doc/invoke.texi: Document -msse4.1.
14562 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
14564 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
14565 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
14566 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
14567 (ASM_SPEC): Add asm_pcrel_spec.
14568 (EXTRA_SPECS): Add asm_pcrel_spec.
14570 2007-05-21 David Daney <ddaney@avtrex.com>
14572 * doc/install.texi (Building a cross compiler): Add requirements
14573 for Java cross compiler.
14575 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
14577 PR middle-end/31995
14578 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
14579 Add loopno argument. Use evolution_function_is_invariant_rec_p
14580 instead of evolution_function_is_constant_p.
14581 Update calls to evolution_function_is_affine_multivariate_p.
14582 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
14583 Add loopno argument.
14584 * tree-scalar-evolution.c (gather_chrec_stats): Call
14585 evolution_function_is_affine_multivariate_p with a loop
14587 * tree-data-ref.c (analyze_miv_subscript): Likewise.
14588 (analyze_overlapping_iterations): Likewise.
14589 (access_functions_are_affine_or_constant_p): Likewise.
14590 (build_classic_dist_vector_1): If the access functions
14591 are equal, don't do anything.
14593 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
14594 Paolo Carlini <pcarlini@suse.de>
14595 Uros Bizjak <ubizjak@gmail.com>
14597 * c-cppbuiltin.c (c_cpp_builtins): Define
14598 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
14599 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
14600 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
14601 * doc/cpp.texi ([Standard Predefined Macros]): Document.
14603 2007-05-21 Mike Stump <mrs@apple.com>
14605 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
14607 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
14609 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
14611 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
14612 implementation if __OPTIMIZE__ is not defined.
14613 (_mm_alignr_pi8): Ditto.
14614 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
14615 (_mm_inserti_si64): Ditto.
14616 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
14617 (_mm_slli_epi16): Ditto.
14618 (_mm_slli_epi32): Ditto.
14619 (_mm_slli_epi64): Ditto.
14620 (_mm_srai_epi16): Ditto.
14621 (_mm_srai_epi32): Ditto.
14622 (_mm_srli_si128): Ditto.
14623 (_mm_slli_si128): Ditto.
14624 (_mm_srli_epi16): Ditto.
14625 (_mm_srli_epi32): Ditto.
14626 (_mm_srli_epi64): Ditto.
14627 (_mm_extract_epi16): Ditto.
14628 (_mm_insert_epi16): Ditto.
14629 (_mm_shufflehi_epi16): Ditto.
14630 (_mm_shufflelo_epi16): Ditto.
14631 (_mm_shuffle_epi32): Ditto.
14632 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
14633 (_m_pextrw): Ditto.
14634 (_mm_insert_pi16): Ditto.
14635 (_m_pinsrw): Ditto.
14636 (_mm_shuffle_pi16): Ditto.
14637 (_m_pshufw): Ditto.
14638 (_mm_shufle_ps): Ditto.
14639 (_mm_prefetch): Ditto.
14641 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
14643 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
14644 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
14645 * real.c (encode_i370_single, decode_i370_single,
14646 encode_i370_double, decode_i370_double): Functions removed.
14647 (i370_single_format, i370_double_format): Initializations removed.
14648 (real_maxval, round_for_format, exact_real_truncate, significand_size):
14649 Consider the log2_b field to always be one.
14650 (ieee_single_format, mips_single_format, coldfire_single_format,
14651 ieee_double_format, mips_double_format, coldfire_double_format,
14652 ieee_extended_motorola_format, ieee_extended_intel_96_format,
14653 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
14654 ibm_extended_format, mips_extended_format, ieee_quad_format,
14655 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
14656 decimal_single_format, decimal_double_format, decimal_quad_format,
14657 c4x_single_format, c4x_extended_format, real_internal_format): Remove
14658 initialization of log2_b.
14659 * real.h (i370_single_format, i370_double_format): Declarations
14661 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
14662 field to always be one.
14664 2007-05-21 Andreas Schwab <schwab@suse.de>
14666 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
14667 NOTE_INSN_BASIC_BLOCK_P.
14668 (process_for_unwind_directive): Likewise.
14670 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
14672 * builtins.c (expand_builtin_setjmp_setup): Update comment.
14673 * function.h (struct function): Move va_list_gpr_size,
14674 va_list_fpr_size, function_frequency to front of bitfields. Add
14676 (current_function_calls_unwind_init): New.
14677 * except.c (expand_builtin_unwind_init): Set
14678 current_function_calls_unwind_init not
14679 current_function_has_nonlocal_label.
14680 * reload1.c (has_nonexceptional_receiver): New.
14681 (reload): Use it and current_function_calls_unwind_init to
14682 determine whether call-saved regs must be saved.
14684 2007-05-20 Jan Hubicka <jh@suse.cz>
14686 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
14687 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
14688 * ddg.c (create_ddg): LIkewise.
14689 * final.c (final): Remove hunk moving line number notes around since
14690 they are no longer present at this stage.
14691 (final_scan_insn): Use NOTE_KIND instead of
14692 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
14693 (output_asm_label): Likewise.
14694 * reorg.c (dbr_schedule): Likewise.
14695 * haifa-sched.c (unlink_other_notes): Likewise.
14696 * mode-switching.c (optimize_mode_switching): Likewise.
14697 * graph.c (start_bb): Likewise.
14698 * rtl.def (NOTE): Update description.
14699 * jump.c (squeeze_notes): Delete.
14700 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
14701 NOTE_INSN_BASIC_BLOCK_P when possible.
14702 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
14703 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
14704 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
14705 (dwarf2out_var_location): Likewise.
14706 * cfgbuild.c (make_edges): Likewise.
14707 (find_basic_blocks_1): Likewise.
14708 * function.c (reorder_blocks_1): Likewise.
14709 (epilogue_done): Likewise.
14710 (reposition_prologue_and_epilogue_notes): Likewise.
14711 * print-rtl.c (print_rtx): Likewise; drop code for printing
14713 (print_rtl): Likewise.
14714 (print_rtl_single): Likewise.
14715 * gcse.c (insert_insn_start_bb): Likewise.
14716 * alias.c (init_alias_analysis): Likewise.
14717 * calls.c (fixup_tail_calls): Likewise.
14718 * except.c (sjlj_emit_function_enter): Likewise.
14719 * emit-rtl.c (add_insn_after): Likeiwse.
14720 (emit_label_before): Likewise.
14721 (emit_label_after): Likewise.
14722 (emit_note_before, emit_note_after, emit_note): Update
14723 parameter to be enum insn_note; do not deal with source
14725 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
14726 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
14728 (merge_blocks_move_successor_nojumps): Simplify now when
14729 we don't have BLOCK notes.
14730 (try_optimize_cfg): Likewise.
14731 * cfglayout.c (skip_insns_after_block): Likewise.
14732 (record_effective_endpoints): Likewise.
14733 (duplicate_insn_chain): Likewise.
14734 * varasm.c (output_constant_pool_1): Likewise.
14735 * sched-deps.c (sched_analyze): Likewise.
14736 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
14738 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
14739 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
14740 (SET_INSN_DELETED): Simplify.
14741 (NOTE_LINE_NUMBER): Exterminate.
14742 (NOTE_LINE_KIND): New.
14743 (NOTE_INSN_BASIC_BLOCK_P): Update.
14744 (enum insn_note): Simplify.
14745 (GET_NOTE_INSN_NAME) Simplify.
14746 (emit_note_before, emit_note_after, emit_note): Update prototype.
14747 (squeeze_notes): Remove.
14748 * sched-int.h (NOTE_NOT_BB_P): Update.
14749 * resource.c (mark_target_live_regs): Update.
14750 * sched-rgn.c (debug_dependencies): Update.
14751 * sched-vis.c (print_insn): Update.
14752 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
14753 * config/i386/i386.c (ix86_output_function_epilogue): Update.
14754 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
14755 (TARGET_ADJUST_UNROLL_MAX): Likewise.
14756 (split_branches): Update.
14757 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
14759 (sh_adjust_unroll_max): Exterminate.
14760 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
14761 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
14762 (m68hc11_reorg): Likewise.
14763 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
14764 (emit_predicate_relation_info): Update.
14765 (process_for_unwind_directive): Update.
14766 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
14767 (output_call): Update.
14768 * config/pa/pa.c (output_lbranch): Update.
14769 (output_millicode_call): Update.
14770 (output_call): Update.
14771 (pa_combine_instructions): Update.
14772 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
14773 * config/bfin/bfin.c (gen_one_bundle): Update.
14774 * cfgrtl.c (can_delete_note_p): Update.
14775 (delete_insn): Update.
14776 (rtl_merge_blocks): Update.
14777 (commit_one_edge_insertion): Update.
14778 (rtl_verify_flow_info): Update.
14779 * stmt.c (expand_case): Do not call squeeze_notes.
14781 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14788 * c.opt (Wtype-limits): New.
14789 * doc/invoke.texi (Wtype-limits): Document it.
14790 (Wextra): Enabled by -Wextra.
14791 * c-opts.c (c_common_post_options): Enabled by -Wextra.
14792 * c-common.c (shorten_compare): Warn with Wtype-limits.
14794 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
14796 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
14797 inlined function, not as a macro.
14798 (_mm_alignr_pi8): Ditto.
14799 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
14800 (_mm_inserti_si64): Ditto.
14801 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
14802 (_mm_extract_epi16): Ditto.
14803 (_mm_insert_epi16): Ditto.
14804 (_mm_shufflehi_epi16): Ditto.
14805 (_mm_shufflelo_epi16): Ditto.
14806 (_mm_shuffle_epi32): Ditto.
14807 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
14808 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
14810 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
14812 (_m_to_float): Use C89 compatible assignment.
14814 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
14817 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
14819 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14822 * doc/invoke.texi (Wreturn-type): Complete description.
14823 (Wextra): Delete item about return-type warning.
14824 * c-decl.c: Delete redundant Wextra warning.
14826 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
14829 * config/i386/pmmintrin.h: Do not include xmmintrin.h
14830 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
14831 inlined function, not as a macro.
14832 (_mm_prefetch): Ditto.
14833 (_m_pextrw): Ditto.
14834 (_mm_insert_pi16): Ditto.
14835 (_m_pinsrw): Ditto.
14836 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
14837 (_m_pshufw): Ditto. Add const to __N argument.
14838 (_mm_shufle_ps): Ditto. Add const to __mask argument.
14839 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
14840 (_mm_slli_epi32): Ditto.
14841 (_mm_srli_si128): Implement as always inlined function, not as a
14842 macro. Add __inline to function declaration.
14843 (_mm_slli_si128): Ditto.
14845 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
14847 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
14848 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
14850 (struct fenv): New structure.
14851 (FP_HANDLE_EXCEPTIONS): New define.
14852 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
14853 (_FP_DECL_EXP): New define.
14854 (FP_INIT_ROUNDMODE): New define.
14855 (FP_ROUNDMODE): New define.
14857 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14859 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
14860 (Wconversion): Update description.
14861 (Wconversion-sign): New.
14862 * c.opt (Wconversion-sign): New.
14863 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
14864 means disabled for C++. Otherwise, take the status of Wconversion.
14865 * c-common.c (conversion_warning): Warn with either Wconversion or
14867 (warnings_for_convert_and_check): Conditions are already checked by
14868 conversion_warning.
14869 (convert_and_check): Don't check warnings if the conversion failed.
14871 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
14872 Anatoly Sokolov <aesok@dol.ru>
14874 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
14875 avr_epilogue_uses) : Add declaration.
14876 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
14877 * config/avr/constraints.md (R): New constraint.
14878 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
14879 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
14880 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
14881 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
14882 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
14883 call_prologue_saves, epilogue_restores, return_from_epilogue,
14884 return_from_main_epilogue, return_from_interrupt_epilogue,
14885 return_from_naked_epilogue, prologue, epilogue): New patterns.
14886 (jump): Handle symbol reference.
14887 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
14888 avr_output_function_prologue, avr_output_function_epilogue): Remove
14890 (avr_init_machine_status, expand_prologue, expand_epilogue,
14891 avr_asm_function_end_prologue, avr_epilogue_uses,
14892 avr_asm_function_begin_epilogue): New functions.
14893 (prologue_size, epilogue_size, jump_tables_size): Remove global
14895 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
14896 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
14897 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
14898 (avr_override_options): Initialise init_machine_status.
14899 (output_movhi): Handle all stack pointer loads.
14900 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
14901 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
14902 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
14903 (EPILOGUE_USES) Redefine.
14904 (machine_function) Declare.
14906 2007-05-19 Richard Sandiford <richard@codesourcery.com>
14908 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
14909 Use a single return statement.
14911 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14913 PR middle-end/30250
14914 * builtins.c (do_mpfr_lgamma_r): New.
14915 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
14916 * tree.h (CASE_FLT_FN_REENT): New.
14918 2007-05-18 Geoffrey Keating <geoffk@apple.com>
14920 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
14921 (output_die): Use 'unsigned long' with %x.
14922 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
14923 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
14924 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
14926 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
14928 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
14933 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
14934 true if function has no argument.
14936 2007-05-18 DJ Delorie <dj@redhat.com>
14938 * config/mips/mips.c (mips_offset_within_alignment_p): New.
14939 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
14941 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
14943 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
14944 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
14945 count_trailing_zeros.
14946 (__i386__): Implement count_leading_zeros using __builtin_clz().
14947 Implement count_trailing_zeros usign __builtin_ctz().
14949 2007-05-18 Richard Sandiford <richard@codesourcery.com>
14951 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
14953 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
14955 PR middle-end/31344
14956 * expr.c (emit_move_change_mode): Change mode of push operands here.
14958 2007-05-17 Ian Lance Taylor <iant@google.com>
14960 PR tree-optimization/31953
14961 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
14962 Change all callers.
14963 (set_value_range_to_null): Call set_value_range_to_value.
14964 (extract_range_from_comparison): Likewise.
14966 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14968 * toplev.c (print_version): Output GMP/MPFR version info.
14970 * builtins.c (CASE_MATHFN_REENT): New macro.
14971 (mathfn_built_in): Use it.
14972 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
14973 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
14974 BUILT_IN_LGAMMAL_R): New.
14975 * doc/extend.texi: Document new builtins.
14977 PR middle-end/31796
14978 * builtins.c (do_mpfr_remquo): New.
14979 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
14980 (fold_builtin_3): Handle BUILT_IN_REMQUO.
14982 PR middle-end/30251
14983 * builtins.c (fold_builtin_1): Handle y0, y1.
14984 (fold_builtin_2): Handle yn.
14986 PR middle-end/30251
14987 * builtins.c (do_mpfr_bessel_n): New.
14988 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
14989 (fold_builtin_2): Handle BUILT_IN_JN.
14991 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
14994 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
14995 TYPE_PRECISION (intmax_type_node).
14997 2007-05-17 Steve Ellcey <sje@cup.hp.com>
15000 * reload.c (subst_reloads): Remove checking.
15002 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
15004 PR rtl-optimization/31691
15005 * combine.c (simplify_set): Build a new src pattern instead of
15006 substituting its operands in the COMPARE case.
15008 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
15010 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
15011 (execute_vrp): Preserve loops through jump threading.
15012 * tree-ssa-threadupdate.c (thread_single_edge,
15013 dbds_continue_enumeration_p, determine_bb_domination_status,
15014 thread_through_loop_header): New functions.
15015 (create_edge_and_update_destination_phis,
15016 create_edge_and_update_destination_phis): Set loops for the new blocks.
15017 (prune_undesirable_thread_requests): Removed.
15018 (redirect_edges): Do not pretend that redirect_edge_and_branch can
15020 (thread_block): Do not call prune_undesirable_thread_requests.
15022 (mark_threaded_blocks): Select edges to thread here.
15023 (thread_through_all_blocks): Take may_peel_loop_headers argument.
15024 Thread edges through loop headers independently.
15025 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
15026 * tree-pass.h (TODO_mark_first_instance): New.
15027 (first_pass_instance): Declare.
15028 * cfghooks.c (duplicate_block): Put the block to the original loop
15029 if copy is not specified.
15030 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
15031 jump threading. Pass may_peel_loop_headers to
15032 thread_through_all_blocks according to first_pass_instance.
15033 * cfgloop.h (create_preheader): Declare.
15034 * tree-flow.h (thread_through_all_blocks): Declaration changed.
15035 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
15036 * passes.c (first_pass_instance): New variable.
15037 (next_pass_1): Set TODO_mark_first_instance.
15038 (execute_todo): Set first_pass_instance.
15040 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
15042 PR tree-optimization/24659
15043 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
15044 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
15045 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
15046 OTI_vec_pack_ufix_trunc.
15047 (vec_unpacks_float_hi_optab): Define new macro.
15048 (vec_unpacks_float_lo_optab): Ditto.
15049 (vec_unpacku_float_hi_optab): Ditto.
15050 (vec_unpacku_float_lo_optab): Ditto.
15051 (vec_pack_sfix_trunc_optab): Ditto.
15052 (vec_pack_ufix_trunc_optab): Ditto.
15053 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
15054 and vec_pack_[s|u]fix_trunc_optab using
15055 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
15056 * tree-vectorizer.c (supportable_widening_operation): Handle
15057 FLOAT_EXPR and CONVERT_EXPR. Update comment.
15058 (supportable_narrowing_operation): New function.
15059 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
15060 * tree-vect-transform.c (vectorizable_conversion): Handle
15061 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
15062 (vect_gen_widened_results_half): Move before vectorizable_conversion.
15063 (vectorizable_type_demotion): Call supportable_narrowing_operation()
15064 to check for target support.
15065 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
15066 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
15067 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
15068 for VEC_PACK_FIX_TRUNC_EXPR.
15069 (expand_binop): Special case mode of the result for
15070 vec_pack_[u|s]fix_trunc_optab.
15071 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
15072 vec_pack_[u|s]fix_trunc_optab.
15074 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
15075 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
15076 * tree-pretty-print.c (dump_generic_node): Handle
15077 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
15078 VEC_PACK_FIX_TRUNC_EXPR.
15080 * expr.c (expand_expr_real_1): Ditto.
15081 * tree-inline.c (estimate_num_insns_1): Ditto.
15082 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
15084 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
15085 (vec_unpacks_float_lo_v8hi): Ditto.
15086 (vec_unpacku_float_hi_v8hi): Ditto.
15087 (vec_unpacku_float_lo_v8hi): Ditto.
15088 (vec_unpacks_float_hi_v4si): Ditto.
15089 (vec_unpacks_float_lo_v4si): Ditto.
15090 (vec_pack_sfix_trunc_v2df): Ditto.
15092 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
15094 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
15095 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
15096 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
15097 [vec_pack_ufix_trunc]: Ditto.
15098 [vec_unpacks_float_hi]: Ditto.
15099 [vec_unpacks_float_lo]: Ditto.
15100 [vec_unpacku_float_hi]: Ditto.
15101 [vec_unpacku_float_lo]: Ditto.
15103 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
15105 * soft-fp/README: Update for new files.
15106 * soft-fp/floattisf.c: New file.
15107 * soft-fp/floattidf.c: New file.
15108 * soft-fp/floattitf.c: New file.
15109 * soft-fp/floatuntisf.c: New file.
15110 * soft-fp/floatuntidf.c: New file.
15111 * soft-fp/floatuntitf.c: New file.
15112 * soft-fp/fixsfti.c: New file.
15113 * soft-fp/fixdfti.c: New file.
15114 * soft-fp/fixtfti.c: New file.
15115 * soft-fp/fixunssfti.c: New file.
15116 * soft-fp/fixunsdfti.c: New file.
15117 * soft-fp/fixunstfti.c: New file.
15118 * soft-fp/extendxftf.c: New file.
15119 * soft-fp/trunctfxf.c: New file.
15121 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
15122 (__trunctfxf2): Ditto.
15124 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
15125 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
15126 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
15127 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
15128 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
15129 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
15131 * config/i386/t-fprules-softfp64: New file.
15132 * config/i386/sfp-machine.h: New file.
15133 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
15134 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
15135 and soft-fp/t-softfp to tmake_file.
15136 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
15137 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
15139 * config/i386/t-linux64 (softfp_wrap_start): New.
15140 (softfp_wrap_end): New.
15141 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
15142 supported for TARGET_64BIT.
15144 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
15146 * c-common.c (c_common_signed_or_unsigned_type): Emulate
15147 c_common_unsigned_type behavior.
15149 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
15151 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
15154 2007-05-16 Eric Christopher <echristo@apple.com>
15156 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
15157 saving after stack push. Set sp_offset whenever we push.
15158 (rs6000_emit_epilogue): Move altivec register restore before
15161 2007-05-16 Richard Sandiford <richard@codesourcery.com>
15163 * configure.ac: Allow sysroots to be relocated under $prefix as
15164 well as $exec_prefix.
15165 * configure: Regenerate.
15167 2007-05-16 Richard Sandiford <richard@codesourcery.com>
15171 2007-05-12 Richard Sandiford <richard@codesourcery.com>
15173 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
15174 (gcc_tooldir): Likewise.
15175 * configure: Regenerate.
15176 * Makefile.in (libsubdir_to_prefix): New variable, based on the
15177 old configure.ac gcc_tooldir setting.
15178 (prefix_to_exec_prefix): New variable.
15179 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
15180 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
15182 2007-05-14 Janis Johnson <janis187@us.ibm.com>
15184 * c-typeck.c (build_binary_op): Return early for error.
15186 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
15188 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
15189 struct nb_iter_bound.
15190 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
15191 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
15192 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
15193 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
15194 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
15195 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
15196 (del_scev_info): Use ggc_free.
15197 (scev_initialize): Allocate scalar_evolution_info in gc memory.
15198 * loop-init.c: Include ggc.h.
15199 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
15200 (loop_optimizer_finalize): Use ggc_free.
15201 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
15202 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
15203 pass_iv_optimize): Add TODO_ggc_collect.
15204 * function.h (struct function): Remove skip marker from
15206 * cfgloop.c: Include ggc.h.
15207 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
15209 (establish_preds): Vector superloops is gc allocated.
15210 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
15212 (flow_loops_find): Vector larray is gc allocated.
15213 (loop_exit_free): Use ggc_free.
15214 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
15215 that head of exits list is now not a part of struct loop.
15216 (record_loop_exits): Allocate exits table in gc memory.
15217 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
15218 that head of exits list is now not a part of struct loop.
15219 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
15220 struct loop_exit): Add GTY marker.
15221 (struct loop): Add GTY marker. Make superloops vector gc allocated.
15222 Add skip marker to aux field. Make head of exits list a separate
15224 (struct loops): Add GTY marker. Make larray vector gc allocated.
15225 Add param marker to exits table.
15226 (get_loops): Type changed.
15227 * Makefile.in (tree-scalar-evolution.o): Add
15228 gt-tree-scalar-evolution.h dependency.
15229 (cfgloop.o, loop-init.o): Add ggc.h dependency.
15230 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
15231 * basic-block.h (struct basic_block_def): Remove skip marker from
15234 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
15236 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
15237 of 0 in the call to expand_expr().
15238 (expand_builtin_mathfn_3): Ditto.
15239 (expand_builtin_interclass_mathfn): Ditto.
15240 (expand_builtin_cexpi): Ditto.
15241 (expand_builtin_int_roundingfn): Ditto.
15242 (expand_builtin_int_roundingfn_2): Ditto.
15243 (expand_builtin_pow): Ditto.
15244 (expand_builtin_powi): Ditto.
15245 (expand_builtin_bswap): Ditto.
15246 (expand_builtin_unop): Ditto.
15247 (expand_builtin_fabs): Ditto.
15248 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
15249 the call to expand_expr().
15250 (expand_builtin_sync_operation): Ditto.
15251 (expand_builtin_compare_and_swap): Ditto.
15252 (expand_builtin_lock_test_and_set): Ditto.
15253 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
15254 instead of 0 in the call to expand_expr().
15255 (expand_builtin_extract_return_addr): Ditto.
15256 (expand_builtin_eh_return): Ditto.
15257 (expand_eh_return): Ditto.
15258 * explow.c (expr_size): Ditto.
15259 * expr.c (optimize_bitfield_assignment_op): Ditto.
15260 (expand_assignement): Ditto.
15261 (store_expr): Ditto.
15262 (store_field): Ditto.
15263 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
15264 the call to expand_expr().
15265 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
15266 in the call to expand_expr().
15267 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
15268 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
15269 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
15271 * optabs.c (expand_vec_shift_expr): Ditto.
15272 (expand_vec_cond_expr): Ditto.
15273 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
15274 call to expand_expr().
15275 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
15276 in the call to expand_expr().
15278 2007-05-14 Dave Korn <dave.korn@artimi.com>
15280 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
15282 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
15284 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
15285 instead of c_common_unsigned_type.
15286 (c_common_unsigned_type): Remove.
15287 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
15288 c_common_unsigned_type.
15289 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
15290 c_common_unsigned_type.
15291 * c-common.h (c_common_unsigned_type): Remove.
15292 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
15293 c_common_unsigned_type.
15294 * c-format.c (check_format_types): Use unsigned_type_for instead of
15295 c_common_unsigned_type.
15296 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
15297 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
15298 of c_common_unsigned_type.
15299 * convert.c (convert_to_integer): Use unsigned_type_for instead of
15300 lang_hooks.types.unsigned_type.
15301 * expmed.c (make_tree): Use unsigned_type_for instead of
15302 lang_hooks.types.unsigned_type.
15303 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
15304 lang_hooks.types.unsigned_type.
15305 (build_range_check): Likewise.
15306 (fold_unary): Likewise.
15307 (fold_binary): Likewise.
15308 (fold_ternary): Likewise.
15309 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
15310 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
15311 * tree.c (get_unsigned_type): New.
15312 (unsigned_type_for): Use get_unsigned_type instead of
15313 lang_hooks.types.unsigned_type.
15315 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
15317 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
15318 to m68k_get_function_kind. Update its prototype.
15319 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
15321 (m68k_interrupt_function_p): Return enum m68k_function_type
15322 instead of bool. Rename to m68k_get_function_kind.
15323 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
15324 target is not fido.
15325 (m68k_compute_frame_layout): Don't mark any register for save
15326 if an interrupt_thread attribute is specified.
15327 (m68k_hard_regno_rename_ok): Update a use of
15328 m68k_interrupt_function_p.
15329 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
15330 m68k_interrupt_function_p.
15331 (m68k_function_type): New.
15332 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
15333 for a function with an interrupt_thread attribute.
15334 * doc/extend.texi: Document the interrupt_thread attribute.
15336 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
15338 Fix PR tree-optimization/31911
15339 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
15340 if they didn't change the expression.
15342 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
15344 * tree-scalar-evolution.c (resolve_mixers): Exported.
15345 * tree-scalar-evolution.h (resolve_mixers): Declare.
15346 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
15347 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
15348 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
15349 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
15350 init_array_ref, init_pointer_ref, analyze_indirect_ref,
15351 strip_conversion, analyze_offset_expr, address_analysis,
15352 object_analysis, analyze_offset): Removed.
15353 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
15354 split_constant_offset, canonicalize_base_object_address,
15355 object_address_invariant_in_loop_p, disjoint_objects_p,
15356 dr_may_alias_p, dr_address_invariant_p): New functions.
15357 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
15358 and dr_analyze_alias.
15359 (initialize_data_dependence_relation): Use dr_may_alias_p
15360 and object_address_invariant_in_loop_p.
15361 (compute_self_dependence): Handle the case when
15362 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
15363 (find_data_references_in_stmt): Restrict the analysis of data
15364 references to the given loop nest.
15365 (find_data_references_in_loop): Made static. Pass loop nest to
15366 find_data_references_in_stmt.
15367 (compute_data_dependences_for_loop): Use DR_VOPS.
15368 (free_data_ref): Free DR_VOPS.
15369 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
15370 (struct innermost_loop_behavior): ... new.
15371 (struct base_object_info): Replaced by ...
15372 (struct indices): ... new.
15373 (struct dr_alias): New.
15374 (enum data_ref_type): Removed.
15375 (struct data_reference): Consist of struct innermost_loop_behavior,
15376 struct indices and struct dr_alias.
15377 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
15378 (DR_MEMTAG): Renamed to ...
15379 (DR_SYMBOL_TAG): ... this.
15380 (find_data_references_in_loop): Declaration removed.
15381 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
15382 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
15383 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
15384 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
15386 2007-05-13 Revital Eres <eres@il.ibm.com>
15388 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
15389 which walks virtual def-use chains to find redundant stores.
15390 (dse_optimize_stmt): Call it.
15392 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
15394 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
15395 * passes.c (init_optimization_passes): Move pass_jump_bypass
15398 * basic-block.h (bb_has_eh_pred): Fix style issue.
15400 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
15402 PR rtl-optimization/31848
15403 * loop-invariant.c (move_invariant_reg): If we move an insn
15404 with a REG_EQUAL note, and that insn is not always executed,
15405 remove the REG_EQUAL note.
15407 2007-05-12 Richard Guenther <rguenther@suse.de>
15409 PR tree-optimization/31797
15410 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
15411 propagate into a stmt that has volatile ops.
15413 2007-05-12 Richard Sandiford <richard@codesourcery.com>
15415 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
15416 (gcc_tooldir): Likewise.
15417 * configure: Regenerate.
15418 * Makefile.in (libsubdir_to_prefix): New variable, based on the
15419 old configure.ac gcc_tooldir setting.
15420 (prefix_to_exec_prefix): New variable.
15421 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
15422 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
15424 2007-05-11 Silvius Rus <rus@google.com>
15426 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
15427 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
15428 * c-common.h (strict_aliasing_warning): Change return type.
15429 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
15430 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
15431 (build_c_cast): Condition call to strict_aliasing_warning.
15432 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
15433 * flags.h (set_Wstrict_aliasing): Declare.
15434 * opts.c (set_Wstrict_alising): Define, add call to.
15435 * tree-flow.h (strict_aliasing_warning_backend): Declare.
15436 * tree-ssa-alias-warnings.c: New file.
15437 * tree-ssa-alias.c (compute_may_aliases): Add call to
15438 strict_aliasing_warning_backend.
15440 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
15442 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
15443 Use loop_depth and loop_outer accessor functions.
15444 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
15445 determine_invariantness_stmt, move_computations_stmt): Ditto.
15446 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
15447 add_loop, loopify, unloop, fix_loop_structure): Ditto.
15448 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
15449 * tree-scalar-evolution.c (interpret_loop_phi,
15450 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
15451 instantiate_parameters_1, scev_const_prop): Ditto.
15452 * cfghooks.c (make_forwarder_block): Ditto.
15453 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
15454 * modulo-sched.c (loop_canon_p): Ditto.
15455 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
15456 slpeel_can_duplicate_loop_p): Ditto.
15457 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
15458 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
15459 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
15460 cancel_loop, verify_loop_structure): Ditto.
15461 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
15462 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
15463 superloops vector instead of "pred" array.
15464 (establish_preds): Take father loop as an argument. Initialize the
15466 (flow_loop_tree_node_add): Pass father loop to establish_preds.
15467 Do not initialize loop->outer.
15468 (flow_loop_tree_node_remove): Truncate the superloops vector.
15469 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
15470 "pred" merged to "superloops" vector.
15471 (loop_depth, loop_outer): New.
15472 (fel_init): Use loop_outer.
15474 2007-05-11 Jan Hubicka <jh@suse.cz>
15476 * cgraphunit.c: Include gt-cgraphunit.h
15477 (static_ctors, static_dtors): New static vars.
15478 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
15479 based on implementation in c-common.c
15480 (cgraph_finalize_function): Call record_cdtor_fn.
15481 (cgraph_optimize): Call cgraph_build_cdtor_fns.
15482 * decl.c (finish_function): Do not call c_record_cdtor_fn.
15483 (c_write_global_declarations): Do not call c_build_cdtor_fns.
15484 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
15485 build_cdtor, c_build_cdtor_fns): Remove.
15486 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
15487 c_build_cdtor_fns): Remove prototype.
15489 2007-05-11 Paolo Carlini <pcarlini@suse.de>
15492 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
15493 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
15494 * builtins.c (fold_builtin_memchr): New.
15495 (expand_builtin_memchr): Call the latter.
15496 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
15497 * doc/extend.texi ([Other built-in functions provided by GCC]):
15500 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
15502 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
15503 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
15504 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
15505 PFPO_OP1_TYPE_SHIFT): Constants added.
15506 (DFP_ALL): Mode macro defined.
15507 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
15508 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
15509 Insn definitions added.
15510 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
15511 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
15514 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
15516 PR tree-optimization/31885
15517 * tree-chrec.c (chrec_contains_undetermined): Do not consider
15518 NULL_TREE to be undetermined.
15519 (automatically_generated_chrec_p): Return false for NULL.
15521 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
15523 * config/bfin/bfin.h (MOVE_RATIO): Define.
15525 2007-05-10 Richard Sandiford <richard@codesourcery.com>
15527 * config.gcc (sparc-wrs-vxworks): New target.
15528 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
15529 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
15530 * config/sparc/sparc.h: Include vxworks-dummy.h.
15531 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
15532 include LABEL_REFs too.
15533 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
15534 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
15536 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
15538 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
15539 (sparc_emit_call_insn): New function.
15540 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
15541 functions when generating VxWorks PIC.
15542 * config/sparc/sparc.md (vxworks_load_got): New pattern.
15543 (call, call_value): Use sparc_emit_call_insn instead of
15546 2007-05-09 Bob Wilson <bob.wilson@acm.org>
15548 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
15550 2007-05-09 Bob Wilson <bob.wilson@acm.org>
15552 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
15553 for floating-point values if HOST_BITS_PER_LONG > 32. Use
15554 split_double instead of operand_subword.
15556 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
15558 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
15559 * config/bfin/bfin.c (bfin_local_alignment): New function.
15560 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
15562 2007-05-08 Chao-ying Fu <fu@mips.com>
15564 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
15565 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
15566 (smsub_widen_optab, umsub_widen_optab): Define.
15567 * optabs.c (init_optabs): Initialize smsub_widen_optab and
15569 * genopinit.c (optabs): Fill in smsub_widen_optab and
15571 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
15572 and umsub_widen_optab to implement multiply-subtract sequences.
15573 * config/mips/mips.md (*msac<u>_di): Rename to...
15574 (<u>msubsidi4): ...this. Extend condition to include
15575 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
15576 of operand 0 to "ka" and use the three-operand form of msub<u>
15578 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
15581 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
15583 PR rtl-optimization/28011
15584 * reload.c (push_reload): Set dont_share if IN appears in OUT
15585 also when IN is a PLUS rtx.
15586 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
15589 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
15591 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
15592 call unshare_all_decls.
15593 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
15594 (unshare_all_decls): Remove.
15596 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
15599 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
15602 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
15603 Nigel Stephens <nigel@mips.com>
15605 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
15606 Update comments and all uses.
15607 (MIN_FPRS_PER_FMT): Define.
15608 * config/mips/mips.c (function_arg): Fix to correctly handle
15609 the -mips32r2 -mfp64 -mabi=32 case.
15610 (override_options): Enable use of odd-numbered registers for
15611 SFmode values on MIPS32.
15612 (mips_save_reg_p): Save whole floating-point register pair if
15613 either half is used.
15614 (compute_frame_size): Fix comment.
15616 2007-05-08 Jie Zhang <jie.zhang@analog.com>
15618 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
15619 argument of type bool.
15620 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
15621 argument. Safely select temporary P register according to it.
15622 (do_link): Change call site of add_to_reg accordingly.
15623 (do_unlink): Add epilogue_p as a fourth argument and pass it
15625 (expand_interrupt_handler_epilogue): Change call of do_unlink
15627 (bfin_expand_prologue): Add a third argument sibcall_p.
15628 * config/bfin/bfin.md (epilogue): Change call of
15629 bfin_expand_epilogue accordingly.
15630 (sibcall_epilogue): Likewise.
15631 (eh_return_internal): Likewise.
15633 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
15634 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
15635 * config/bfin/bfin.c (bfin_handle_option): Handle
15636 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
15637 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
15638 Support bf534, bf536 and bf561.
15639 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
15641 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
15644 * config/i386/i386.c (ix86_function_regparm): Process local
15645 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
15647 2007-05-07 Mike Stump <mrs@apple.com>
15649 * doc/invoke.texi (Warning Options): Document that -Wempty-body
15650 also checks for and while statements in C++.
15652 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
15654 * gcc.c (at_file_supplied): New variable.
15655 (main): Set it if we expanded argv.
15656 (do_spec_1): Pass an @-file to the linker if we were called with
15657 an @-file argument and HAVE_GNU_LD.
15658 * collect2.c (at_file_supplied): New variable.
15659 (response_file): New variable.
15660 (collect_exit): Unlink response_file if necessary.
15661 (handler): Likewise.
15662 (do_wait): Likewise.
15663 (main): Set at_file_supplied if we expanded argv.
15664 (collect_execute): Pass an @-file to subprocesses if we were called
15665 with an @-file argument.
15666 * configure.ac: Add define for HAVE_GNU_LD.
15667 * configure: Regenerate.
15668 * config.in: Regenerate.
15670 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
15672 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
15673 operand to HI mode.
15678 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
15680 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
15681 (TARGET_ENCODE_SECTION_INFO): Re-define.
15682 (m32c_encode_section_info): New
15683 (function_vector_handler): New
15684 (current_function_special_page_vector): New
15685 (m32c_special_page_vector_p): New.
15686 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
15688 * config/m32c/jump.md: Added instruction JSRS for functions
15689 with attribute "function_vector".
15690 * doc/extend.texi (function_vector): Added description
15691 for M16C, M32C targets.
15693 2007-05-07 DJ Delorie <dj@redhat.com>
15696 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
15697 ashrpsi3, lshrpsi3): Update shift count constraint.
15699 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
15700 Nathan Froyd <froydnj@codesourcery.com>
15703 * c-incpath.c (add_path): Strip trailing path separators.
15705 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
15707 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
15708 Free dominance info before purging EH edges.
15709 (eliminate_degenerate_phis): Likewise.
15710 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
15712 2007-05-07 Jan Hubicka <jh@suse.cz>
15714 * gimplify.c (gimplify_expr): Do not crash when folding
15715 (void *)(int)&a + 4.
15717 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
15720 * c-opts.c (lang_fortran): Make it non static.
15721 * c-common.h (lang_fortran): New prototype.
15722 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
15723 -lang-fortran option was passed by the driver.
15725 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
15727 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
15728 of ASSERT_CHECKING. Tweak message.
15730 2007-05-06 Revital Eres <eres@il.ibm.com>
15733 * loop-unroll.c (insert_var_expansion_initialization):
15734 Initialize the expansions with -zero instead of +zero.
15736 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
15738 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
15739 into pic and non-pic versions. Mark r19 as used for
15740 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
15741 for tgd_load, tld_load and tie_load .
15742 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
15743 version of tgd_load, tld_load and tie_load depending on the
15746 2007-05-04 Ulrich Drepper <drepper@redhat.com>
15747 Jakub Jelinek <jakub@redhat.com>
15749 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
15750 (__do_global_dtors_aux): Use more paranoid loop to run
15751 destructors if HIDDEN_DTOR_LIST_END.
15752 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
15754 2007-05-04 Jakub Jelinek <jakub@redhat.com>
15756 * varasm.c (align_variable): Don't increase alignment for
15757 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
15758 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
15760 2007-05-04 Josh Conner <jconner@apple.com>
15762 * basic-block.h (cdi_direction): Assign values to all enumeration
15764 (dom_computed): Remove.
15765 (dom_info_state): New.
15766 (set_dom_info_availability): New.
15767 * tree-ssa-loop-im.c (determine_invariantness): Initialize
15768 walk_data.dom_direction.
15769 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
15770 instead of dom_computed[].
15771 (split_edge): Likewise.
15772 (create_basic_block): Likewise.
15773 (merge_blocks): Likewise.
15774 * ifcvt.c (find_if_header): Likewise.
15775 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
15776 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
15777 * tree-ssa.c (verify_ssa): Likewise.
15778 * tree-cfg.c (tree_verify_flow_info): Likewise.
15779 (remove_edge_and_dominated_blocks): Likewise.
15780 * dominance.c (dom_computed): Make static.
15781 (calc_dfs_tree_nonrec): Change third param to a bool.
15782 (calc_dfs_tree): Change second param to a bool.
15783 (calc_idioms): Change second param to a bool. Use
15784 dom_convert_dir_to_idx.
15785 (init_dom_info): Validate dir before using.
15786 (dom_convert_dir_to_idx): New.
15787 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
15788 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
15789 (free_dominance_info): Use dom_convert_dir_to_idx.
15790 (get_immediate_dominator): Likewise.
15791 (set_immediate_dominator): Likewise.
15792 (get_dominated_by): Likewise.
15793 (redirect_immediate_dominators): Likewise.
15794 (nearest_common_denominator): Likewise.
15795 (dominated_by_p): Likewise.
15796 (bb_dom_dfs_in): Likewise.
15797 (bb_dom_dfs_out): Likewise.
15798 (recount_dominator): Likewise.
15799 (iterate_fix_dominators): Likewise.
15800 (add_to_dominance_info): Likewise.
15801 (delete_from_dominance_info): Likewise.
15802 (first_dom_son): Likewise.
15803 (next_dom_son): Likewise.
15804 (dom_info_available_p): Likewise.
15805 (dom_info_state): New.
15806 (set_dom_info_availability): New.
15808 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
15810 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
15812 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
15814 2007-05-04 Bob Wilson <bob.wilson@acm.org>
15816 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
15817 (subdi3, subdi_carry): Delete.
15819 2007-05-04 Jan Hubicka <jh@suse.cz>
15820 Richard Guenther <rguenther@suse.de>
15822 * opts.c (decode_options): Do not fiddle with inlining
15823 parameters in case of optimizing for size.
15824 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
15825 for size do nothing.
15826 (cgraph_decide_inlining_of_small_function): When optimizing for
15827 size never inline functions increasing caller size.
15828 (cgraph_early_inlining): Inline for size when optimizing for size.
15830 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
15832 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
15833 logical operations piecewise.
15834 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
15835 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
15836 subdi_sesidi_di): Delete.
15837 (add_with_carry): Produce carry in CC instead of a DREG to shorten
15838 the generated sequence. Allow three-reg add in constraints. Rewrite
15839 the rtl expression for carry to avoid zero_extend of a constant.
15840 (sub_with_carry): New pattern.
15841 (adddi3, subdi3): Change into define_expand. For subtract, generate a
15842 different sequence not involving jumps.
15843 (notbi): Now a named pattern.
15845 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
15847 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
15848 Add the note about a significant loss of accuracy of some
15849 mathematical routines when these options are used.
15851 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15853 * haifa-sched.c (rtx_vec_t): New typedef.
15854 (contributes_to_priority_p): Extract piece of priority () into new
15856 (priority): Use the function. Add assertion.
15857 (rank_for_schedule, set_priorities): Add assertion to check that
15858 insn's priority is initialized.
15859 (clear_priorities, calc_priorities): Change signature. Make it update
15860 all relevant insns. Update all callers ('add_to_speculative_block ()'
15861 and 'create_block_check_twin ()').
15862 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
15863 Add new field 'priority_status'.
15864 (INSN_PRIORITY_STATUS): New macro.
15865 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
15867 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15869 * sched-ebb.c (debug_ebb_dependencies): New static function.
15870 (init_ready_list): Use it.
15872 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
15873 with changed signature and 'debug_rgn_dependencies ()'.
15874 (debug_rgn_dependencies): New static function.
15875 (init_ready_list): Use it.
15877 * sched-int.h (debug_dependencies): Declare.
15879 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
15881 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
15883 2007-05-04 Dirk Mueller <dmueller@suse.de>
15885 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
15887 2007-05-03 Jan Hubicka <jh@suse.cz>
15889 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
15890 ((T1)X op (T1)Y), for pointer type in more cases than before.
15892 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
15894 * tree-object-size.c (plus_expr_object_size): When operand size is
15895 unknown, return unknown.
15897 2007-05-03 Dirk Mueller <dmueller@suse.de>
15899 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
15901 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
15904 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
15906 2007-05-03 Janis Johnson <janis187@us.ibm.com>
15908 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
15910 2007-05-03 Joseph Myers <joseph@codesourcery.com>
15912 * config/soft-fp/double.h, config/soft-fp/extended.h,
15913 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
15914 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
15915 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
15916 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
15919 2007-05-03 Ian Lance Taylor <iant@google.com>
15921 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
15922 MASK_PPC_GFXOPT for 8540 or 8548.
15924 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
15926 * tree-vect-transform.c (vect_update_inits_of_drs): Use
15927 vect_print_dump_info() to output debug information.
15929 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
15932 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
15933 operands of size 2 when operand is not MEM_P.
15935 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
15937 PR tree-optimization/30565
15938 * lambda-code.c (perfect_nestify): Fix updating of dominators.
15940 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
15942 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
15943 (umulsi3_highpart): Use them.
15944 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
15945 for final accumulator to D regisster tranfser.
15947 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
15949 PR tree-optimization/31699
15950 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
15952 (vect_enhance_data_refs_alignment): Compute peel amount using
15953 TYPE_VECTOR_SUBPARTS instead of vf.
15954 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
15956 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
15959 * system.h: Remove inclusion of double-int.h
15960 * tree.h: Include double-int.h
15961 * gengtype.c: Likewise
15962 * cfgloop.h: Likewise
15963 * Makefile.in: Adjust dependencies on double-int.h
15965 2007-05-02 Eric Christopher <echristo@apple.com>
15967 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
15968 -shared to -Zdynamiclib.
15970 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
15973 * c-common.c (strip_pointer_or_array_types): New function.
15974 * c-common.h (strip_pointer_or_array_types): New function declaration.
15976 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
15978 PR tree-optimization/31771
15979 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
15981 2007-05-02 Paul Brook <paul@codesourcery.com>
15983 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
15985 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
15987 PR middle-end/29715
15988 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
15991 2007-05-02 Nick Clifton <nickc@redhat.com>
15993 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
15995 2007-05-02 Richard Guenther <rguenther@suse.de>
15997 PR tree-optimization/31146
15998 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
15999 argument, single_use_p. If we have a single use that is
16000 a conversion to the definition rhs type, propagate that rhs.
16001 (forward_propagate_addr_expr): Pass single_use_p argument
16002 to forward_propagate_addr_expr_1.
16004 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
16006 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
16009 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16011 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
16012 'AMD Family 10 core'.
16014 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16016 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
16017 and athlon64-sse3 as improved versions of k8, opteron and athlon64
16018 with SSE3 instruction set support.
16019 * doc/invoke.texi: Likewise.
16021 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16023 * config/i386/i386.c (override_options): Tuning 32-byte loop
16024 alignment for amdfam10 architecture. Increasing the max loop
16025 alignment to 24 bytes.
16027 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
16029 * config/m68k/constraints.md: New.
16030 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
16031 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
16032 EXTRA_CONSTRAINT): Remove.
16033 * config/m68k/m68k.md: Include constraints.md.
16034 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
16036 2007-05-01 Ian Lance Taylor <iant@google.com>
16038 PR tree-optimization/31739
16039 * tree-vrp.c (vrp_val_is_max): New static function.
16040 (vrp_val_is_min): New static function.
16041 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
16043 (set_value_range): Use vrp_val_is_{max,min}.
16044 (extract_range_from_assert): Likewise.
16045 (extract_range_from_binary_expr): Likewise.
16046 (extract_range_from_unary_expr): Likewise.
16047 (dump_value_range, vrp_meet): Likewise.
16048 (vrp_visit_phi_node): Likewise.
16049 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
16051 2007-05-01 Mark Mitchell <mark@codesourcery.com>
16053 * config/i386/gmon-sol2.c (size_t): New type.
16054 (intptr_t): Likewise.
16055 (s_textsize): Declare as size_t.
16057 (monstartup): Use size_t for sizes.
16058 (_mcount): Save and restore registers.
16059 (internal_mcount): Pass 0 as the first argument to monstartup
16061 (moncontrol): Convert pointer to appropriately sized integer
16062 before passing to profil.
16064 2007-05-01 Joseph Myers <joseph@codesourcery.com>
16066 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
16067 __NO_FPRS__, not just if _SOFT_DOUBLE.
16068 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
16069 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
16070 also for E500 double.
16071 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
16072 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
16075 2007-05-01 Richard Guenther <rguenther@suse.de>
16077 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
16080 2007-05-01 Joseph Myers <joseph@codesourcery.com>
16082 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
16084 2007-05-01 Jan Hubicka <jh@suse.cz>
16086 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
16089 2007-05-01 Jan Hubicka <jh@suse.cz>
16091 * tree.h (maybe_fold_offset_to_component_ref): Remove.
16092 (maybe_fold_offset_to_reference): Declare.
16093 * fold-const.c (fold_unary): Do not fold
16094 (type *)&A into &A->field_of_type_and_offset_0
16095 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
16096 size is unknown, give up.
16097 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
16099 (maybe_fold_offset_to_reference): New.
16100 (maybe_fold_stmt_indirect): Use it.
16101 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
16102 * gimplify.c (gimplify_conversion): Canonicalize conversions to
16104 (gimplify_expr): Likewise for plus_expr.
16106 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
16108 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
16109 bsi_after_labels. Always insert statements before bsi.
16110 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
16111 * predict.c (apply_return_prediction): Check for empty blocks.
16112 * cfgexpand.c (lab_rtx_for_bb): New variable.
16113 (label_rtx_for_bb): Do not create new tree labels.
16114 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
16115 (tree_expand_cfg): Initialize lab_rtx_for_bb.
16116 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
16118 (label_for_bb): Add field used.
16119 (update_eh_label, main_block_label): Mark the label used.
16120 (cleanup_dead_labels): Remove unused labels.
16122 2007-05-01 Richard Guenther <rguenther@suse.de>
16124 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
16125 if it is not about to be set.
16126 (get_value_range): Do not pre-allocate equiv bitmap.
16127 (update_value_range): No need to clear equiv field.
16128 (add_equivalence): Change prototype to get bitmap pointer.
16129 Allocate bitmap here if it is not already.
16130 (extract_range_from_assert): Do not allocate bitmap here.
16131 Update callers to add_equivalence.
16132 (extract_range_from_ssa_name): Likewise.
16133 (get_vr_for_comparison): New static helper.
16134 (compare_name_with_value): Handle NULL equiv bitmap by
16135 peeling the first iteration of the comparison loop.
16136 Use get_vr_for_comparison.
16137 (compare_names): Handle NULL equiv bitmaps by using fake
16138 ones. Use get_vr_for_comparison.
16140 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
16142 * double-int.c (mpz_set_double_int): Moved from
16143 tree-ssa-loop-niter.c.
16144 (mpz_get_double_int): Likewise; also, add option to wrap
16145 out-of-range integers.
16146 * double-int.h: New prototypes for above.
16147 * tree.c (get_static_type_bounds): Moved from
16148 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
16149 TYPE_MAX_VALUE if they exist..
16150 * tree.h: New prototype for above.
16151 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
16152 get_type_bounds calls.
16153 (mpz_set_double_int): Move to double-int.c.
16154 (get_type_bounds): Move to tree.c, rename to
16155 get_static_type_bounds.
16156 (mpz_to_double_int): Move to double-int.c, rename to
16157 mpz_get_double_int.
16159 2007-04-30 Bob Wilson <bob.wilson@acm.org>
16161 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
16162 DIV0 exception can fall through to a normal return.
16164 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
16166 PR middle-end/22156
16167 Temporarily revert:
16168 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
16169 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
16170 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
16171 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
16172 initialize align to silence bogus warning.
16173 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
16174 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
16176 (struct sra_walk_fns): Remove use_all parameter from use.
16177 (sra_hash_tree): Handle BIT_FIELD_REFs.
16178 (sra_elt_hash): Don't hash bitfld blocks.
16179 (sra_elt_eq): Skip them in parent compares as well. Handle
16181 (sra_walk_expr): Don't maintain or pass down use_all_p.
16182 (scan_use): Remove use_all parameter.
16183 (scalarize_use): Likewise. Re-expand assignment to
16184 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
16185 output, and re-scalarize after output. Don't mark anything
16187 (scalarize_ldst): Adjust.
16188 (scalarize_walk_gimple_modify_statement): Likewise.
16189 (build_element_name_1): Handle BIT_FIELD_REFs.
16190 (instantiate_element): Don't warn for any element whose parent
16191 is used as a whole.
16192 (instantiate_missing_elements_1): Return the sra_elt.
16193 (canon_type_for_field): New.
16194 (try_instantiate_multiple_fields): New.
16195 (instantiate_missing_elemnts): Use them.
16196 (mark_no_warning): Removed.
16197 (generate_one_element_ref): Handle BIT_FIELD_REFs.
16198 (REPLDUP, sra_build_elt_assignment): New.
16199 (generate_copy_inout): Use them.
16200 (generate_element_copy): Likewise. Handle bitfld differences.
16201 (generate_element_zero): Don't recurse for blocks. Use
16202 sra_build_elt_assignment.
16203 (generate_one_element_int): Take elt instead of var. Use
16204 sra_build_elt_assignment.
16205 (generate_element_init_1): Adjust.
16206 (scalarize_use, scalarize_copy): Use REPLDUP.
16207 (scalarize_ldst): Move assert before dereference.
16208 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
16210 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
16213 * tree.c (reconstruct_complex_type): Reconstruct a reference
16215 Also use the same mode for the pointer as the old pointer type.
16217 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
16219 * doc/trouble.texi (Interoperation): Remove note about Ultrix
16222 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
16224 PR rtl-optimization/31676
16225 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
16226 (df_refs_record): Call it.
16228 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16230 * rtl.def (SS_ABS): New code.
16231 * config/bfin/bfin.c (print_operand): New modifier 'v'.
16232 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
16233 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
16234 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
16235 (bfin_init_builtins): Define them.
16236 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
16237 (bfin_expand_builtin): ... and handle the others here.
16238 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
16239 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
16240 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
16241 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
16242 operand is only HImode.
16244 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
16246 * regclass.c (scan_one_insn): Remove splitting of
16249 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
16250 Nigel Stephens <nigel@mips.com>
16252 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
16254 2007-04-28 Jan Hubicka <jh@suse.cz>
16256 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
16257 insn_locators_alloc instead of insn_locators_initialize;
16258 call reset_block_changes.
16259 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
16260 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
16261 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
16262 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
16263 * config/score/score.c (th_output_mi_thunk): Likewise.
16264 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
16265 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
16266 tolerate uninitialized locator info.
16269 * function.c (init_function_start): Don't init line number info.
16270 (expand_function_end): Update.
16271 (reset_block_changes, record_block_change, finalize_block_changes,
16272 check_block_change, free_block_changes): Kill.
16273 * function.h (reset_block_changes, record_block_change,
16274 finalize_block_changes, check_block_change, free_block_changes):
16276 (struct function): Remove ib_boundaries_block.
16277 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
16278 Use curr_insn_locator to initialize locator.
16279 (emit_line_note): Remove.
16280 * cfgexpand.c (expand_gimple_cond_expr): Update.
16281 (construct_exit_block): Likewise.
16282 (tree_expand_cfg): Initialize/finalize locators.
16283 * expr.c (expand_expr_real): Update.
16284 * cfglayout.c (line_locators_locs, line_locators_lines,
16285 file_locators_locs, file_locators_files): Remove.
16286 (set_block_levels): Move to cfgexpand.c.
16287 (insn_locators_initialize): Remove.
16288 (pass_insn_locators_initialize): Remove.
16289 (locations_locators_locs, locations_locators_vals): New static vars.
16290 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
16292 (insn_locators_alloc, insn_locators_finalize,
16293 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
16295 (locator_location): New.
16296 (locator_line, locator_file): Rewrite.
16297 * rtl.h (emit_line_note): Kill.
16298 (insn_locators_alloc, insn_locators_finalize,
16299 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
16301 * tree-inline.c (initialize_cfun): Do not initialize
16302 ib_boundaries_block.
16303 * passes.c (pass_insn_locators_initialize): Remove.
16305 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
16307 * tree-cfg.c (move_block_to_fn): Release bb from dominance
16308 info. Update last_basic_block correctly.
16310 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
16313 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
16314 register itself to hold the offset constant. Tell flow the use
16315 of r4 and r5 when they are used.
16317 2007-04-27 Richard Guenther <rguenther@suse.de>
16319 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
16320 if we simplified anything.
16321 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
16322 warnings until we did a simplification and the stmt was not
16323 marked as TREE_NO_WARNING.
16325 2007-04-27 Mike Stump <mrs@apple.com>
16327 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
16329 2007-04-27 Ian Lance Taylor <iant@google.com>
16331 PR middle-end/31710
16332 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
16333 TYPE_MAX_VALUE exist, convert them to the new type.
16335 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
16337 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
16338 if it claims to be available.
16339 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
16340 edge is redirected.
16341 (perform_tree_ssa_dce): Always free postdominators.
16343 2007-04-27 Richard Henderson <rth@redhat.com>
16345 * config/alpha/predicates.md (aligned_memory_operand): Mark
16346 as define_special_predicate.
16347 (unaligned_memory_operand, normal_memory_operand): Likewise.
16348 (reg_or_unaligned_mem_operand): Remove.
16349 (any_memory_operand): Match the documentation and check for
16350 non-renumbered pseudos during reload.
16351 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
16352 alpha_secondary_reload_class, update to new interface, make static.
16353 Handle CQImode like HImode. Remove FP subreg check.
16354 (alpha_expand_mov): Use replace_equiv_address.
16355 (alpha_expand_mov_nobwx): Use any_memory_operand.
16356 (TARGET_SECONDARY_RELOAD): New.
16357 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
16358 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
16359 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
16360 * config/alpha/alpha.md: ... here.
16361 (RELOAD12, reloadmode): New.
16363 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
16364 Don't handle the aligned case here.
16365 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
16366 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
16367 reload_inhi_help. Don't expect a scratch register.
16368 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
16370 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
16372 2007-04-27 Richard Guenther <rguenther@suse.de>
16374 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
16376 2007-04-27 Richard Guenther <rguenther@suse.de>
16378 PR tree-optimization/30965
16379 PR tree-optimization/30978
16380 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
16381 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
16382 (find_equivalent_equality_comparison): Likewise.
16383 (simplify_cond): Likewise.
16384 (get_prop_source_stmt): New helper.
16385 (get_prop_dest_stmt): Likewise.
16386 (can_propagate_from): Likewise.
16387 (remove_prop_source_from_use): Likewise.
16388 (combine_cond_expr_cond): Likewise.
16389 (forward_propagate_comparison): New function.
16390 (forward_propagate_into_cond): Rewrite to use fold for
16392 (tree_ssa_forward_propagate_single_use_vars): Call
16393 forward_propagate_comparison to propagate comparisons.
16395 2007-04-27 Richard Guenther <rguenther@suse.de>
16397 PR tree-optimization/31715
16398 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
16399 sure to do computation on the offset in an appropriate
16402 2007-04-27 Richard Sandiford <richard@codesourcery.com>
16404 * reload.h (elimination_target_reg_p): Declare.
16405 * reload.c (find_reloads): Don't apply the reg_rtx move
16406 optimization if the SET_DEST satisfies elimination_target_reg_p.
16407 * reload1.c (elimination_target_reg_p): New function.
16408 (gen_reload): In the move/add2 fallback, make sure that op0
16409 does not overlap the destination register.
16411 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
16413 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
16414 transform only GIMPLE_MODIFY_STMTs.
16415 * tree-complex.c (expand_complex_operations_1): Ditto.
16416 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
16417 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
16418 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
16420 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
16421 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
16422 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
16423 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
16424 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
16425 slpeel_add_loop_guard): Ditto.
16426 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
16427 * lambda-code.c (perfect_nestify): Ditto.
16428 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
16429 before the first statement.
16430 * tree-optimize.c (execute_free_datastructures): Fix comments.
16431 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
16432 * tree-flow.h (disband_implicit_edges): Declaration removed.
16433 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
16435 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
16436 COND_EXPRs without gotos.
16437 (disband_implicit_edges, has_label_p): Removed.
16438 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
16439 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
16441 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
16443 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
16444 also for COND_EXPRs.
16445 * cfgexpand.c (label_rtx_for_bb): New function.
16446 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
16447 Use label_rtx_for_bb to find the labels.
16448 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
16449 last block. Detect fallthru edges.
16451 2007-04-26 Ian Lance Taylor <iant@google.com>
16454 * reload.c (find_reloads_subreg_address): If the address was valid
16455 in the original mode but not in the new mode, reload the whole
16458 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
16460 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
16461 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
16462 (cleanup_control_expr_graph): Do not invalidate dominance info.
16463 Record altered blocks.
16464 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
16465 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
16466 cleanup_tree_cfg_bb): New functions.
16467 (remove_forwarder_block): Do not maintain the worklist of blocks.
16468 Record altered blocks.
16469 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
16470 not over whole cfg.
16471 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
16472 delete_unreachable_blocks if dominators are not available.
16473 * tree-inline.c (optimize_inline_calls): Free dominance information
16475 * tree-flow.h (remove_edge_and_dominated_blocks,
16476 cfgcleanup_altered_bbs): Altered.
16477 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
16479 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
16481 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
16482 do not invalidate dominators.
16484 2007-04-26 Anatoly Sokolov <aesok@post.ru>
16486 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
16487 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
16488 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
16489 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
16491 2007-04-26 Steve Ellcey <sje@cup.hp.com>
16493 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
16495 2007-04-26 Richard Guenther <rguenther@suse.de>
16497 PR tree-optimization/31703
16498 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
16499 the right type for the target of the bittest.
16501 2007-04-26 Richard Sandiford <richard@codesourcery.com>
16503 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
16504 ix86_sol10_return_in_memory.
16506 2007-04-26 Richard Sandiford <richard@codesourcery.com>
16508 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
16511 2007-04-26 Jakub Jelinek <jakub@redhat.com>
16514 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
16516 PR tree-optimization/30558
16517 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
16518 clear this_state.prev_try.
16520 2007-04-26 Richard Sandiford <richard@codesourcery.com>
16521 Mark Mitchell <mark@codesourcery.com>
16523 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
16524 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
16525 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
16527 2007-04-26 Richard Sandiford <richard@codesourcery.com>
16530 * doc/invoke.texi (%:print-asm-header): Document.
16531 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
16533 (static_spec_functions): Add print-asm-header.
16534 (main): Print a banner before the --target-help linker options.
16535 (print_asm_header_spec_function): New function.
16537 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
16540 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
16541 (movsf_ie): Likewise.
16543 2007-04-25 Paolo Carlini <pcarlini@suse.de>
16545 * doc/extend.texi ([Type Traits]): Adjust per N2255.
16547 2007-04-25 Bob Wilson <bob.wilson@acm.org>
16549 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
16550 exception for divide-by-zero.
16551 (__umodsi3, __modsi3): Likewise.
16553 2007-04-25 Dirk Mueller <dmueller@suse.de>
16555 * c-typeck.c (build_compound_expr): Annotate warning()
16556 call with OPT_Wunused_value.
16557 * tree-ssa.c (warn_uninit): Annotate warning with
16559 * c-common.c (handle_sentinel_attribute): Annotate warning
16560 call with OPT_Wattributes.
16562 2007-04-25 Thiemo Seufer <ths@mips.com>
16564 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
16565 (mips16): Fix typo.
16566 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
16567 on to the assembler. Improve handling of -mno-mips16. Add handling
16568 of -mno-mips3d, -mno-dsp, -mno-dspr2.
16569 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
16570 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
16571 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
16573 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
16576 * config/i386/winnt.c (i386_pe_file_end): Strip only
16577 USER_LABEL_PREFIX when writing export name.
16579 2007-04-25 Richard Sandiford <richard@codesourcery.com>
16581 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
16582 sh/elf.h, vx-common.h and vxworks.h.
16583 * config/sh/sh.h: Include config/vxworks-dummy.h.
16584 (SUBTARGET_OVERRIDE_OPTIONS): Define.
16585 (OVERRIDE_OPTIONS): Use it.
16586 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
16587 (vxworks_picreg): New pattern.
16588 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
16589 VXWORKS_OS_CPP_BUILTINS.
16590 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
16591 to their VXWORKS_* equivalents.
16592 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
16593 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
16594 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
16595 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
16596 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
16597 -mrtp/-fPIC multilibs.
16598 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
16599 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
16600 (MULTILIB_OSDIRNAMES): Delete.
16602 2007-04-25 Anatoly Sokolov <aesok@post.ru>
16605 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
16607 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
16609 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
16610 rounding mode to be specified by the caller.
16611 (real_to_mpfr) Likewise.
16612 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
16613 include new arguments.
16614 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
16616 2007-04-24 Ian Lance Taylor <iant@google.com>
16618 PR tree-optimization/31605
16619 * tree-vrp.c (set_value_range): Check that min and max are not
16620 both overflow infinities.
16621 (set_value_range_to_value): New static function.
16622 (extract_range_from_binary_expr): Call set_value_range_to_value.
16623 (extract_range_from_cond_expr): Likewise.
16624 (extract_range_from_expr): Likewise.
16625 (extract_range_from_unary_expr): Likewise. Don't create a range
16626 which overflows on both sides.
16627 (vrp_meet): Check for a useless range.
16628 (vrp_visit_phi_node): If we see a constant which looks like an
16629 overflow infinity, turn off the TREE_OVERFLOW flag.
16631 2007-04-24 Ian Lance Taylor <iant@google.com>
16633 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
16635 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
16637 PR diagnostic/25923
16638 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
16639 diagnostic message is being built.
16640 * tree-pretty-print.c (dump_generic_node): Only write the
16641 formatted text into BUFFER's stream if we are not building a
16642 diagnostic message.
16643 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
16645 * Makefile.in (toplev.o): Depend on tree-pass.h.
16647 2007-04-24 Ian Lance Taylor <iant@google.com>
16649 PR tree-optimization/31602
16650 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
16651 conditionals in the copied loop header.
16652 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
16653 warnings if TREE_NO_WARNING is set.
16654 * doc/invoke.texi (Warning Options): Clarify that
16655 -Wstrict-overflow does not warn about loops.
16657 2007-04-24 Janis Johnson <janis187@us.ibm.com>
16659 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
16660 expand on the comment about _Decimal128 arguments and check the
16661 integer result of the modulus operation; for 64-bit ELF ABI, ensure
16662 that _Decimal128 argument uses even/odd register pair.
16663 (function_arg): Ditto.
16665 2007-04-24 Hui-May Chang <hm.chang@apple.com>
16667 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
16668 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
16670 2007-04-24 Richard Guenther <rguenther@suse.de>
16671 Olga Golovanevsky <olga@il.ibm.com>
16673 * fold-const.c (multiple_of_p): Check for bottom
16676 2007-04-24 Richard Henderson <rth@redhat.com>
16678 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
16679 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
16680 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
16681 looking for non-zero bits shifted out. Avoid a recursive call
16682 when constructing the scalar.
16683 (__floatundisf): Likewise.
16685 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
16687 * dwarf2out.c (field_byte_offset): Move the existing logic
16688 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
16689 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
16691 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
16694 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
16695 length argument of 0 for memset.
16696 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
16697 unsigned shift instead of the signed variant.
16699 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
16701 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
16702 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
16703 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
16704 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
16705 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
16706 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
16707 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
16708 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
16709 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
16710 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
16711 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
16712 "mul<mode>3", "div<mode>3"): Insn definitions added.
16713 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
16714 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
16715 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
16716 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
16717 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
16718 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
16719 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
16720 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
16721 TARGET_FLOAT_FORMAT): Macro definitions removed.
16722 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
16723 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
16724 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
16725 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
16726 (s390_gen_rtx_const_DI): Function removed.
16727 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
16729 2007-04-24 Richard Sandiford <richard@codesourcery.com>
16731 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
16732 over an external ffs function.
16734 2007-04-24 Chao-ying Fu <fu@mips.com>
16735 Richard Sandiford <richard@nildram.co.uk>
16737 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
16738 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
16739 (smadd_widen_optab, umadd_widen_optab): Define.
16740 * optabs.c (init_optabs): Initialize smadd_widen_optab and
16742 * genopinit.c (optabs): Fill in smadd_widen_optab and
16744 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
16745 and umadd_widen_optab to implement multiply-add sequences.
16746 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
16747 (<u>maddsidi4): ...this. Extend condition to include
16748 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
16749 of operand 0 to "ka" and use the three-operand form of madd<u>
16751 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
16753 * config/mips/constraints.md (ka): New register constraint.
16755 2007-04-24 Jan Hubicka <j@suse.cz>
16759 2007-04-23 Jan Hubicka <jh@suse.cz>
16760 * function.c (init_function_start): Don't init line number info.
16761 (expand_function_end): Update.
16762 (reset_block_changes, record_block_change, finalize_block_changes,
16763 check_block_change, free_block_changes): Kill.
16764 * function.h (reset_block_changes, record_block_change,
16765 finalize_block_changes, check_block_change, free_block_changes):
16767 (struct function): Remove ib_boundaries_block.
16768 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
16769 Use curr_insn_locator to initialize locator.
16770 (emit_line_note): Remove.
16771 * cfgexpand.c (expand_gimple_cond_expr): Update.
16772 (construct_exit_block): Likewise.
16773 (tree_expand_cfg): Initialize/finalize locators.
16774 * expr.c (expand_expr_real): Update.
16775 * cfglayout.c (line_locators_locs, line_locators_lines,
16776 file_locators_locs, file_locators_files): Remove.
16777 (set_block_levels): Move to cfgexpand.c.
16778 (insn_locators_initialize): Remove.
16779 (pass_insn_locators_initialize): Remove.
16780 (locations_locators_locs, locations_locators_vals): New static vars.
16781 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
16783 (insn_locators_alloc, insn_locators_finalize,
16784 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
16786 (locator_location): New.
16787 (locator_line, locator_file): Rewrite.
16788 * rtl.h (emit_line_note): Kill.
16789 (insn_locators_alloc, insn_locators_finalize,
16790 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
16792 * tree-inline.c (initialize_cfun): Do not initialize
16793 ib_boundaries_block.
16794 * passes.c (pass_insn_locators_initialize): Remove.
16796 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
16798 * doc/invoke.texi: Removed leading '-' from option index entries.
16800 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
16802 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
16804 (create_phi_node): Use set_phi_nodes.
16805 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
16806 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
16807 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
16808 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
16809 (bsi_start, bsi_last): Use bb_stmt_list.
16810 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
16811 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
16812 Traverse the statements using tsi iterator.
16813 * basic-block.h (struct basic_block_def): Fields stmt_list
16814 and phi_nodes moved to ...
16815 (struct tree_bb_info): ... new structure.
16816 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
16817 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
16818 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
16819 (tree_verify_flow_info): Verify that il.tree is not set for
16820 entry and exit block.
16821 (tree_split_block): Use set_bb_stmt_list.
16823 2007-04-23 Mike Stump <mrs@apple.com>
16825 * config/i386/i386.c (ix86_tune_features
16826 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
16829 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
16831 * config/i386/i386.md (prefix_extra): New attribute.
16832 (length): Add prefix_extra.
16834 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
16835 (sse2_movntv2di): Likewise.
16836 (sse2_cvtps2dq): Likewise.
16837 (sse2_cvtpd2pi): Likewise.
16838 (sse2_cvttpd2pi): Likewise.
16839 (*sse2_cvtpd2ps): Likewise.
16840 (*add<mode>3): Likewise.
16841 (sse2_ssadd<mode>3): Likewise.
16842 (sse2_usadd<mode>3): Likewise.
16843 (*sub<mode>3): Likewise.
16844 (sse2_sssub<mode>3): Likewise.
16845 (sse2_ussub<mode>3): Likewise.
16846 (*mulv8hi3): Likewise.
16847 (*smulv8hi3_highpart): Likewise.
16848 (*umulv8hi3_highpart): Likewise.
16849 (sse2_umulv2siv2di3): Likewise.
16850 (sse2_pmaddwd): Likewise.
16851 (ashr<mode>3): Likewise.
16852 (lshr<mode>3): Likewise.
16853 (ashl<mode>3): Likewise.
16854 (sse2_ashlti3): Likewise.
16855 (sse2_lshrti3): Likewise.
16856 (*umaxv16qi3): Likewise.
16857 (*smaxv8hi3): Likewise.
16858 (*uminv16qi3): Likewise.
16859 (*sminv8hi3): Likewise.
16860 (sse2_eq<mode>3): Likewise.
16861 (sse2_gt<mode>3): Likewise.
16862 (*and<mode>3): Likewise.
16863 (sse2_nand<mode>3): Likewise.
16864 (*ior<mode>3): Likewise.
16865 (*xor<mode>3): Likewise.
16866 (sse2_packsswb): Likewise.
16867 (sse2_packssdw): Likewise.
16868 (sse2_packuswb): Likewise.
16869 (sse2_punpckhbw): Likewise.
16870 (sse2_punpcklbw): Likewise.
16871 (sse2_punpckhwd): Likewise.
16872 (sse2_punpcklwd): Likewise.
16873 (sse2_punpckhdq): Likewise.
16874 (sse2_punpckldq): Likewise.
16875 (sse2_punpckhqdq): Likewise.
16876 (sse2_punpcklqdq): Likewise.
16877 (*sse2_pinsrw): Likewise.
16878 (*sse2_pextrw): Likewise.
16879 (sse2_pshufd_1): Likewise.
16880 (sse2_uavgv16qi3): Likewise.
16881 (sse2_uavgv8hi3): Likewise.
16882 (sse2_psadbw): Likewise.
16883 (sse2_pmovmskb): Likewise.
16884 (*sse2_maskmovdqu): Likewise.
16885 (*sse2_maskmovdqu_rex64): Likewise.
16886 (sse4a_extrqi): Likewise.
16887 (sse4a_extrq): Likewise.
16888 (sse3_lddqu): Set prefix_rep.
16889 (sse3_addsubv4sf3): Likewise.
16890 (sse3_haddv4sf3): Likewise.
16891 (sse3_hsubv4sf3): Likewise.
16892 (sse_cvtss2si): Likewise.
16893 (sse_cvtss2si_2): Likewise.
16894 (sse_cvtss2siq): Likewise.
16895 (sse_cvtss2siq_2): Likewise.
16896 (sse_cvttss2si): Likewise.
16897 (sse_cvttss2siq): Likewise.
16898 (sse2_cvttps2dq): Likewise.
16899 (sse3_movshdup): Likewise.
16900 (sse3_movsldup): Likewise.
16901 (sse2_cvtsd2si): Likewise.
16902 (sse2_cvtsd2si_2): Likewise.
16903 (sse2_cvtsd2siq): Likewise.
16904 (sse2_cvtsd2siq_2): Likewise.
16905 (sse2_cvttsd2si): Likewise.
16906 (sse2_cvttsd2siq): Likewise.
16907 (*sse2_cvtpd2dq): Likewise.
16908 (*sse2_cvttpd2dq): Likewise.
16909 (sse2_pshuflw_1): Likewise.
16910 (sse2_pshufhw_1): Likewise.
16911 (sse4a_insertqi): Likewise.
16912 (sse4a_insertq): Likewise.
16913 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
16914 (ssse3_phadddv4si3): Likewise.
16915 (ssse3_phaddswv8hi3): Likewise.
16916 (ssse3_phsubwv8hi3): Likewise.
16917 (ssse3_phsubdv4si3): Likewise.
16918 (ssse3_phsubswv8hi3): Likewise.
16919 (ssse3_pmaddubswv8hi3): Likewise.
16920 (ssse3_pmulhrswv8hi3): Likewise.
16921 (ssse3_pshufbv16qi3): Likewise.
16922 (ssse3_psign<mode>3): Likewise.
16923 (ssse3_palignrti): Likewise.
16924 (abs<mode>2): Likewise.
16925 (ssse3_phaddwv4hi3): Set prefix_extra.
16926 (ssse3_phadddv2si3): Likewise.
16927 (ssse3_phaddswv4hi3): Likewise.
16928 (ssse3_phsubwv4hi3): Likewise.
16929 (ssse3_phsubdv2si3): Likewise.
16930 (ssse3_phsubswv4hi3): Likewise.
16931 (ssse3_pmaddubswv4hi3): Likewise.
16932 (ssse3_pmulhrswv4hi3): Likewise.
16933 (ssse3_pshufbv8qi3): Likewise.
16934 (ssse3_psign<mode>3): Likewise.
16935 (ssse3_palignrdi): Likewise.
16936 (abs<mode>2): Likewise.
16937 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
16938 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
16939 (sse2_pmovmskb): Set mode to SI instead of V2DF.
16941 2007-04-23 Nick Clifton <nickc@redhat.com>
16943 * params.def: Fix formatting of emacs local variables.
16945 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
16947 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
16948 move if inter-unit move isn't allowed.
16949 Don't split moving the first element of V2DI to DI to inter-unit
16950 move if inter-unit move isn't allowed.
16952 2007-04-23 Richard Guenther <rguenther@suse.de>
16954 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
16955 and CDI_POST_DOMINATORS separately.
16957 2007-04-23 Nick Clifton <nickc@redhat.com>
16959 * c.opt (Wformat-contains-nul): Add warning attribute.
16961 2007-04-23 Jan Hubicka <jh@suse.cz>
16963 * function.c (init_function_start): Don't init line number info.
16964 (expand_function_end): Update.
16965 (reset_block_changes, record_block_change, finalize_block_changes,
16966 check_block_change, free_block_changes): Kill.
16967 * function.h (reset_block_changes, record_block_change,
16968 finalize_block_changes, check_block_change, free_block_changes):
16970 (struct function): Remove ib_boundaries_block.
16971 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
16972 Use curr_insn_locator to initialize locator.
16973 (emit_line_note): Remove.
16974 * cfgexpand.c (expand_gimple_cond_expr): Update.
16975 (construct_exit_block): Likewise.
16976 (tree_expand_cfg): Initialize/finalize locators.
16977 * expr.c (expand_expr_real): Update.
16978 * cfglayout.c (line_locators_locs, line_locators_lines,
16979 file_locators_locs, file_locators_files): Remove.
16980 (set_block_levels): Move to cfgexpand.c.
16981 (insn_locators_initialize): Remove.
16982 (pass_insn_locators_initialize): Remove.
16983 (locations_locators_locs, locations_locators_vals): New static vars.
16984 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
16986 (insn_locators_alloc, insn_locators_finalize,
16987 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
16989 (locator_location): New.
16990 (locator_line, locator_file): Rewrite.
16991 * rtl.h (emit_line_note): Kill.
16992 (insn_locators_alloc, insn_locators_finalize,
16993 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
16995 * tree-inline.c (initialize_cfun): Do not initialize
16996 ib_boundaries_block.
16997 * passes.c (pass_insn_locators_initialize): Remove.
16999 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
17001 PR middle-end/31448
17002 * expr.c (reduce_to_bit_field_precision): Handle
17005 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
17007 PR tree-optimization/24659
17008 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
17009 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
17010 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
17011 * genopinit.c (optabs): Rename vec_pack_mod_optab
17012 to vec_pack_trunc_optab.
17013 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
17014 early for scalar floating point operands for NOP_EXPR.
17015 (vectorizable_type_promotion): Ditto.
17016 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
17017 vec_pack_trunc_optab.
17018 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
17020 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
17021 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
17022 Rename from VEC_PACK_MOD_EXPR.
17023 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
17024 * expr.c (expand_expr_real_1): Ditto.
17025 * tree-inline.c (estimate_num_insns_1): Ditto.
17026 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
17028 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
17029 (vec_unpacks_lo_v4sf): Ditto.
17030 (vec_pack_trunc_v2df): Ditto.
17031 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
17032 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
17033 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
17035 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
17037 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
17039 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
17040 Rename from VEC_PACK_MOD_EXPR. This expression also represent
17041 packing of floating point operands.
17042 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
17043 represent unpacking of floating point operands.
17044 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
17045 [vec_unpacks_hi]: Ditto.
17046 [vec_unpacks_lo]: Ditto.
17048 2007-04-22 Jan Hubicka <jh@suse.cz>
17050 * final.c (rest_of_handle_final): Call
17051 targetm.asm_out.constructor/targetm.asm_out.destructor
17052 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
17053 proper priority via decl_*_priority_insert.
17054 * c-common.c (c_expand_body): Likewise.
17056 2007-04-22 Richard Guenther <rguenther@suse.de>
17058 PR tree-optimization/29789
17059 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
17060 (rewrite_reciprocal): New helper split out from
17061 determine_invariantness_stmt.
17062 (rewrite_bittest): Likewise.
17063 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
17064 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
17067 2007-04-22 Revital Eres <eres@il.ibm.com>
17069 * loop-unroll.c (var_to_expand): New field to support also
17070 insns of the form x = something + x.
17071 (analyze_insn_to_expand_var): Use it.
17072 (expand_var_during_unrolling): Likewise.
17074 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
17076 * predict.c: Include pointer-set.h.
17077 (bb_predictions): New variable.
17078 (tree_predicted_by_p, tree_predict_edge,
17079 remove_predictions_associated_with_edge): Use bb_predictions map
17080 instead of bb->predictions.
17081 (clear_bb_predictions, assert_is_empty): New functions.
17082 (combine_predictions_for_bb): Use bb_predictions map. Call
17083 clear_bb_predictions.
17084 (tree_estimate_probability): Create and free bb_predictions map.
17085 * Makefile.in (predict.o): Add pointer-set.h dependency.
17086 * basic-block.h (struct basic_block_def): Remove predictions
17088 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
17090 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
17093 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
17096 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17098 * timevar.c (timevar_print): Change reference of --disable-checking to
17099 --enable-checking=release. Also warn if assert checking is disabled.
17101 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17104 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
17105 decl as addressable if the compound literal was marked as
17107 Mark the decl as a gimple register if it is a complex or
17108 vector decl and does not live in memory.
17110 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17112 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
17113 (GENERIC_NEXT): New function macro.
17114 (PHI_CHAIN): Use phi_node's new chain variable.
17115 (tree_phi_node): Change tree_common to tree_base
17116 and add the chain field.
17117 * tree-phinodes.c (make_phi_node): Don't set
17118 TREE_TYPE on the new node.
17119 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
17120 instead of checking GIMPLE_TUPLE_P in chain_next.
17121 * tree-vect-transform.c
17122 (get_initial_def_for_induction): Look at
17123 PHI_RESULT_TREE for the type of the phi node.
17124 (update_vuses_to_preheader): Use PHI_CHAIN
17125 instead of TREE_CHAIN on the phi node.
17126 * tree-ssa-structalias.c (compute_points_to_sets):
17128 (ipa_pta_execute): Likewise.
17130 2007-04-21 Richard Guenther <rguenther@suse.de>
17132 PR middle-end/31136
17133 * fold-const.c (fold_unary): Call fold_convert_const on the
17136 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
17138 * gcse.c (store_killed_in_insn): Handle PARALLELs.
17139 (store_killed_in_pat): New.
17141 2007-04-20 Richard Henderson <rth@redhat.com>
17144 * config/i386/i386.c (type_has_variadic_args_p): Look for any
17145 TREE_LIST with a void_type_node value, not void_list_node exactly.
17147 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
17149 * doc/standards.texi: Re-arrange into language-specific
17150 subsections. Add a C++ section, documenting which standards we
17153 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
17155 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
17156 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
17158 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
17160 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
17161 ecrti.o and crtbegin.o.
17162 (LIB_DEFAULT_SPEC): Include -lc.
17163 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
17165 2007-04-20 Richard Henderson <rth@redhat.com>
17168 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
17169 argument; update all callers.
17170 (get_unaligned_offset): New.
17171 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
17172 get_unaligned_address, just pass on the address directly.
17173 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
17174 the subreg in the helper patterns.
17175 (unaligned_extendqidi_le): Use get_unaligned_offset.
17176 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
17177 (unaligned_extendhidi_be): Likewise.
17178 (unaligned_extendhidi): Tidy.
17179 * config/alpha/alpha-protos.h: Update.
17181 2007-04-20 Richard Henderson <rth@redhat.com>
17183 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
17184 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
17185 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
17186 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
17187 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
17188 (CPP_SPEC): Don't include %(cpp_subtarget).
17189 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
17190 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
17191 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
17193 2007-04-20 Jakub Jelinek <jakub@redhat.com>
17195 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
17196 for __builtin_ia32_cmpordss.
17198 PR tree-optimization/31632
17199 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
17200 and arg1 for optimizations of comparison against min/max values.
17201 Fold arg0 to arg1's type for optimizations of comparison against
17202 min+1 and max-1 values.
17204 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
17206 * reload.c (combine_reloads): When trying to use a dying register,
17207 check whether it's uninitialized and don't use if so.
17209 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
17211 * fold-const.c: Remove prototypes for native_encode_expr and
17212 native_interpret_expr.
17213 (native_encode_expr): Make non-static.
17214 (native_interpret_expr): Likewise.
17215 * tree.h: Add prototypes for the above.
17217 2007-04-19 Joseph Myers <joseph@codesourcery.com>
17219 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
17220 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
17221 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
17222 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
17223 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
17224 Add length attributes.
17226 2007-04-19 Janis Johnson <janis187@us.ibm.com>
17228 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
17231 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
17232 __STDC_WANT_DEC_FP__.
17234 2007-04-19 Joseph Myers <joseph@codesourcery.com>
17236 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
17237 for long double compatibility.
17238 * configure: Regenerate.
17240 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
17242 PR rtl-optimization/29841
17243 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
17245 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
17246 that may cause control flow transfer from being moved.
17248 2007-04-18 Jan Hubicka <jh@suse.cz>
17250 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
17253 2007-04-18 Eric Christopher <echristo@apple.com>
17255 * config/rs6000/darwin.md (load_macho_picbase): Use link register
17256 only. Update operands.
17257 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
17258 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
17259 link register to pic register.
17261 2007-04-18 Dirk Mueller <dmueller@suse.de>
17263 PR diagnostic/31227
17264 * tree-vrp.c (search_for_addr_array): New.
17265 (check_array_bounds): Suppress warning about
17266 address taken of array refs if its not de-referenced.
17268 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
17270 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
17271 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
17273 * tree-vectorizer.h (NITERS_KNOWN_P): New.
17274 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
17275 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
17277 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
17279 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
17281 (vect_analyze_scalar_cycles): Fix indentation.
17282 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
17283 (vect_mark_relevant): Include phis in relevance analysis.
17285 * tree-vect-transform.c (vect_transform_loop): Add an assert.
17287 2007-04-18 Anatoly Sokolov <aesok@post.ru>
17289 * config/avr/avr.c (ptrreg_to_str): Replace error() with
17290 output_operand_lossage().
17292 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
17294 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
17295 the unused code for reduction without adjust-in-epilog to simplify the
17298 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
17300 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
17301 (S390_TDC_NEGATIVE_ZERO): New constant.
17302 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
17303 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
17304 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
17305 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
17306 (S390_TDC_POSITIVE_INFINITY): New constant.
17307 (S390_TDC_NEGATIVE_INFINITY): New constant.
17308 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
17309 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
17310 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
17311 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
17312 (S390_TDC_INFINITY): New constant.
17313 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
17314 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
17315 optimization for UNSPEC_CCZ_TO_INT.
17316 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
17317 ("*ccz_to_int"): New insn.
17318 ("isinf<mode>2"): New insn.
17319 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
17320 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
17321 (UNSPEC_CCZ_TO_INT): New constant.
17323 2007-04-18 Richard Guenther <rguenther@suse.de>
17325 PR tree-optimization/19431
17326 PR tree-optimization/21463
17327 * tree-pass.h (pass_phiprop): Declare.
17328 * passes.c (init_optimization_passes): New phiprop pass.
17329 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
17330 (phivn_valid_p): New helper function.
17331 (phiprop_insert_phi): Likewise.
17332 (propagate_with_phi): Likewise.
17333 (tree_ssa_phiprop): New propagator propagating loads
17334 through phi nodes if profitable.
17336 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
17338 * tree-vect-analyze.c (process_use): New function.
17339 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
17340 Check phis in all bbs.
17341 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
17344 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
17346 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
17349 2007-04-17 Anatoly Sokolov <aesok@post.ru>
17352 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
17355 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
17357 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
17359 (sse_vmmulv4sf3): Likewise.
17360 (sse2_vmaddv2df3): Likewise.
17361 (sse2_vmmulv2df3): Likewise.
17363 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
17365 PR rtl-optimization/31360
17366 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
17367 (target_reg_cost): New.
17368 (init_set_costs): Initialize target_reg_cost. Add comments
17369 regarding the rationale of the costs.
17370 (global_cost_for_size): Renamed to...
17371 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
17372 of register pressure.
17373 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
17374 estimate_reg_pressure_cost. Add number of ivs.
17375 (determine_set_costs): Dump target_reg_cost.
17376 * loop-invariant.c (gain_for_invariant): Use
17377 estimate_reg_pressure_cost. Removed n_inv_uses argument.
17378 (best_gain_for_invariant, find_invariants_to_move): Remove
17380 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
17381 (target_reg_cost): Declare.
17382 (global_cost_for_size): Declaration removed.
17383 (estimate_reg_pressure_cost): Declare.
17385 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
17387 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
17388 regnos into even/odd register pairs.
17389 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
17390 TDmode similar to the other floating point modes.
17391 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
17392 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
17394 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
17395 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
17396 (movdd_hardfloat64): Use TARGET_MFPGPR.
17398 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
17400 * reload1.c (delete_output_reload): Don't count output in n_inherited.
17403 2005-01-05 Richard Henderson <rth@redhat.com>
17405 * reload1.c (do_input_reload): Restrict the optimization deleteing
17406 a previous output reload to RELOAD_FOR_INPUT.
17408 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
17410 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
17411 induc_vec_info_type.
17412 (vectorizable_induction): New function declaration.
17413 * tree-vect-transform.c (get_initial_def_for_induction): No need to
17414 check if already vectorized. Find first place in BB where new stmts
17415 can be inserted. Takes only one argument.
17416 (vectorizable_induction): New function.
17417 (vect_transform_stmt): Add case for induc_vec_info_type to call
17418 vectorizable_induction.
17419 (vect_transform_loop): Consider phis for vectorization.
17420 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
17422 (analyze_operations): Call vectorizable_induction when analyzing phis.
17424 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
17425 (vect_mark_relevant): Include phis in relevance analysis.
17426 (vect_mark_stmts_to_be_vectorize): Likewise.
17427 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
17429 2007-04-16 Lawrence Crowl <crowl@google.com>
17431 * doc/invoke.texi (Debugging Options): Add documentation for the
17432 -femit-struct-debug options -femit-struct-debug-baseonly,
17433 -femit-struct-debug-reduced, and
17434 -femit-struct-debug-detailed[=...].
17436 * c-opts.c (c_common_handle_option): Add
17437 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
17438 and OPT_femit_struct_debug_detailed_.
17439 * c.opt: Add specifications for
17440 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
17441 and -femit-struct-debug-detailed[=...].
17442 * opts.c (set_struct_debug_option): Parse the
17443 -femit-struct-debug-... options.
17444 * opts.c (matches_main_base, main_input_basename,
17445 main_input_baselength, base_of_path, matches_main_base): Add
17446 variables and functions to compare header base name to compilation
17448 * opts.c (should_emit_struct_debug): Add to determine to emit a
17449 structure based on the option.
17450 (dump_struct_debug) Also disabled function to debug this
17452 * opts.c (handle_options): Save the base name of the
17455 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
17456 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
17457 This hook indicates if a type is generic. Set it by default
17458 to "never generic".
17459 * langhooks.h (struct lang_hooks_for_types): Add a new hook
17460 to determine if a struct type is generic or not.
17461 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
17462 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
17463 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
17464 with live C++ hook.
17466 * flags.h (enum debug_info_usage): Add an enumeration to describe
17467 a program's use of a structure type.
17468 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
17469 to indicate the program's usage of the type. Filter structs based
17470 on the -femit-struct-debug-... specification.
17471 (gen_type_die): Split into two routines, gen_type_die and
17472 gen_type_die_with_usage. gen_type_die is now a wrapper
17473 that assumes direct usage.
17474 (gen_type_die_with_usage): Replace calls to gen_type_die
17475 with gen_type_die_with_usage adding the program usage of
17476 the referenced type.
17477 (dwarf2out_imported_module_or_decl): Suppress struct debug
17478 information using should_emit_struct_debug when appropriate.
17480 2007-04-16 Ian Lance Taylor <iant@google.com>
17482 PR tree-optimization/31522
17483 * tree-vrp.c (vr_phi_edge_counts): New static variable.
17484 (vrp_initialize): Allocate vr_phi_edge_counts.
17485 (vrp_visit_phi_node): Don't push to infinity if we saw a new
17486 executable edge. Drop test for all constants.
17487 (vrp_finalize): Free vrp_phi_edge_counts.
17489 * doc/cpp.texi (Common Predefined Macros): Clarify description of
17490 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
17492 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
17493 predecessors at head rather than tail.
17495 2007-04-16 Matthias Klose <doko@debian.org>
17497 * config/alpha/linux.h (CPP_SPEC): Define.
17498 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
17500 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
17502 * function.h: Remove sequence_stack extern declaration.
17504 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
17506 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
17508 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
17511 2007-04-16 Anatoly Sokolov <aesok@post.ru>
17513 * config/avr/avr.c (avr_arch_types): Rearranging array.
17514 (enum avr_arch): Add.
17515 (avr_mcu_types): Use avr_arch enumeration constants instead of
17517 * config/avr/avr.h (LINK_SPEC): Simplify.
17519 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
17521 * config/m68k/m68k.c (m68k_libcall_value,
17522 m68k_function_value): Use macros for register names more.
17524 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
17526 (M68K_REGNAME): Use A6_REG.
17527 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
17529 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
17531 PR middle-end/28071
17532 * sched-int.h (struct deps): Split field 'pending_lists_length' into
17533 'pending_read_list_length' and 'pending_write_list_length'. Update
17535 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
17536 to handle two length counters instead of one. Update all uses.
17537 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
17538 two length counters instead of one.
17539 * sched-rgn.c (propagate_deps): Update to handle two length counters
17542 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
17545 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
17546 copy of source, pass it to ix86_expand_vector_set and return
17549 2007-04-16 David Ung <davidu@mips.com>
17550 Joseph Myers <joseph@codesourcery.com>
17552 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
17553 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
17554 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
17555 Add 74K processor information.
17556 * config/mips/mips.md: Include 74k.md.
17557 (cpu): Add 74kc,74kf,74kx.
17558 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
17559 * config/mips/74k.md: New.
17560 * doc/invoke.texi (MIPS Options): Document 74K support.
17562 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
17564 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
17565 vectorizable_* functions.
17566 * tree-vect-transform.c (vectorizable_call): Add check for
17567 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
17568 (vectorizable_store): likewise.
17569 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
17571 (vectorizable_operation, vectorizable_type_demotion): Likewise.
17572 (vectorizable_type_promotion, vectorizable_load): Likewise.
17573 (vectorizable_live_operation, vectorizable_condition): Likewise.
17574 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
17576 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
17578 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
17580 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
17581 register numbers more.
17582 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
17583 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
17584 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
17585 FUNCTION_VALUE_REGNO_P): Likewise.
17586 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
17587 STATIC_CHAIN_REGNUM): Likewise.
17588 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
17589 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
17590 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
17591 * config/m68k/m68k.md (FP_REG): New.
17593 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
17595 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
17598 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
17600 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
17601 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
17604 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
17606 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
17609 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
17612 * c-decl.c (finish_decl): Grab the type of the decl after the call
17613 to store_init_value.
17615 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
17617 * common.opt (fforward-propagate): Fix "Optimization" annotation.
17619 2007-04-14 Jakub Jelinek <jakub@redhat.com>
17622 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
17623 dominators, post dominators and cleanup cfg before returning.
17625 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
17627 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
17628 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
17630 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
17632 * config.gcc: Recognize fido.
17633 * config/m68k/m68k-devices.def (fidoa): New.
17634 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
17636 (FL_FIDOA, TARGET_FIDOA): New.
17637 * config/m68k/m68k.opt (mfidoa): New.
17639 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17641 PR middle-end/31322
17642 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
17643 when a personality function is used.
17645 2007-04-13 Bob Wilson <bob.wilson@acm.org>
17647 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
17649 2007-04-13 Mike Stump <mrs@apple.com>
17651 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
17653 * config/darwin.opt (fapple-kext): Make C++ only.
17654 * config/darwin.c (darwin_override_options): Remove code to ensure
17655 -fapple-kext is given for C++ only.
17657 2007-04-13 Richard Sandiford <richard@codesourcery.com>
17659 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
17660 * config/mips/mips.c (override_options): Call
17661 SUBTARGET_OVERRIDE_OPTIONS, if defined.
17663 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
17665 * config/i386/i386.opt (msvr3-shlib): Removed.
17667 * doc/invoke.texi: Remove -msvr3-shlib.
17669 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
17671 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
17672 with "popcnt" instruction.
17674 2007-04-13 Richard Guenther <rguenther@suse.de>
17676 PR tree-optimization/21258
17677 * tree-vrp.c (compare_case_labels): New helper.
17678 (find_switch_asserts): New function.
17679 (find_assert_locations): Call it for SWITCH_EXPRs.
17681 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
17683 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
17684 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
17685 check is now implied in X87_FLOAT_MODE_P.
17686 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
17687 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
17688 (fix_trunc<mode>_i386_fisttp): Ditto.
17689 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
17690 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
17691 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
17692 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
17693 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
17694 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
17695 (unnamed_splitters): Ditto.
17696 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
17697 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
17698 FIRST_SSE_REG for local functions when SSE math is enabled or
17699 for functions with sseregparm attribute.
17700 (standard_80387_constant_p): Return -1 if mode is not
17702 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
17703 (ix86_expand_compare): Ditto.
17704 (ix86_expand_carry_flag_compare): Ditto.
17705 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
17706 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
17707 DECIMAL_FLOAT_MODE_P.
17708 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
17709 of SCALAR_FLOAT_MODE_P.
17710 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
17711 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
17712 checks before FLOAT_MODE_P.
17713 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
17714 before FLOAT_MODE_P.
17719 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
17721 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
17722 Charles Wilson <libtool@cwilson.fastmail.fm>
17724 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
17725 (libgcc.mvars): Don't depend on them.
17726 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
17727 * exec-tool.in: New.
17729 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
17731 * doc/invoke.text (--help): Document --help=common.
17733 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
17735 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
17737 2007-04-12 Richard Sandiford <richard@codesourcery.com>
17739 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
17740 * genemit.c (main): Emit #include "integrate.h".
17741 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
17742 (LOADGP_RTP): New mips_loadgp_style.
17743 * config/mips/mips.h: Include config/vxworks-dummy.h.
17744 (TARGET_RTP_PIC): New macro.
17745 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
17746 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
17747 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
17748 for TARGET_RTP_PIC.
17749 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
17750 -mvxworks-pic when using -mrtp and a PIC option.
17751 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
17753 (mips_symbolic_constant_p, mips_symbolic_address_p)
17754 (mips_symbol_insns): Handle SYMBOL_HALF.
17755 (override_options): Warn about -G and -mrtp being used together.
17756 Initialize mips_lo_relocs[SYMBOL_HALF].
17757 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
17758 (mips_emit_loadgp): Handle LOADGP_RTP.
17759 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
17760 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
17761 (tablejump): Handle function-relative case table entries if
17763 * config/mips/predicates.md (symbol_ref_operand): New predicate.
17765 2007-04-12 Richard Sandiford <richard@codesourcery.com>
17767 * config/mips/mips.md (load_call<mode>): Allow any general register.
17769 (sibcall_value_internal, sibcall_value_multiple_internal)
17770 (call_value_internal, call_value_split, call_value_multiple_internal)
17771 (call_value_multiple_split): Remove constraints from operand 0.
17773 2007-04-12 Richard Sandiford <richard@codesourcery.com>
17775 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
17776 rather than loadgp_noshared.
17777 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
17778 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
17780 * config/mips/mips.md (loadgp): Rename to...
17781 (loadgp_newabi): ...this.
17782 (loadgp_noshared): Rename to...
17783 (loadgp_absolute): ...this.
17785 2007-04-12 Richard Sandiford <richard@codesourcery.com>
17787 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
17788 false for locally-binding symbols.
17789 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
17791 2007-04-12 Richard Sandiford <richard@codesourcery.com>
17793 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
17794 (SYMBOL_GOT_PAGE_OFST): ...this.
17795 (SYMBOL_GOT_GLOBAL): Rename to...
17796 (SYMBOL_GOT_DISP): ...this.
17797 (SYMBOL_GOTOFF_GLOBAL): Rename to...
17798 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
17799 * config/mips/mips.c (mips_global_symbol_p): New function.
17800 (mips_symbol_binds_local_p): Likewise.
17801 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
17802 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
17803 mips_global_symbol_p and mips_symbol_binds_local_p.
17804 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
17805 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
17806 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
17807 SYMBOL_GOTOFF_DISP.
17808 (mips_ok_for_lazy_binding_p): New function.
17809 (mips_load_call_address, mips_expand_call): Use it.
17810 (mips_dangerous_for_la25_p): Likewise.
17811 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
17812 (*got_disp<mode>): Use got_disp_operand instead of
17813 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
17814 SYMBOL_GOTOFF_GLOBAL.
17815 (*got_page<mode>): Use got_page_ofst_operand instead of
17817 * config/mips/predicates.md (const_call_insn_operand): Use
17818 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
17819 (global_got_operand): Rename to...
17820 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
17822 (local_got_operand): Rename to...
17823 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
17824 of SYMBOL_GOT_LOCAL.
17826 2007-04-12 Richard Sandiford <richard@codesourcery.com>
17828 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
17829 TARGET_CALL_CLOBBERED_GP.
17830 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
17831 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
17832 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
17833 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
17834 of TARGET_ABICALLS && !TARGET_NEWABI.
17835 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
17836 * config/mips/mips.c (mips_load_call_address): Check
17837 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
17838 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
17839 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
17840 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
17841 TARGET_ABICALLS && TARGET_NEWABI.
17842 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
17844 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
17845 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
17846 TARGET_ABICALLS && TARGET_NEWABI.
17847 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
17848 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
17849 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
17850 whether indirect calls must use $25.
17851 (mips_extra_live_on_entry): Check TARGET_GOT instead of
17853 * config/mips/mips.md (jal_macro): Check flag_pic and
17854 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
17855 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
17856 instead of TARGET_ABICALLS.
17857 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
17858 TARGET_ABICALLS && TARGET_OLDABI.
17859 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
17860 (sibcall): In the comment above the define_insn, mention
17861 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
17862 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
17863 instead of TARGET_ABICALLS.
17865 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
17867 * doc/md.texi (Blackfin family constraints): Document PA and PB.
17868 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
17869 (MACFLAGS_MATCH_P): New macro.
17870 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
17871 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
17872 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
17873 the other MACFLAG constants.
17874 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
17875 (flag_machi): Tighten constraints. Renumber some of the operands.
17876 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
17878 (flag_machi_parts_acconly): New pattern.
17879 (flag_macinithi): Tighten constraints. Allow any accumulator to be
17881 (flag_macinit1hi): Tighten constraints.
17882 (flag_mul_macv2hi_parts_acconly): New pattern.
17884 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
17885 Use a more efficient implementation.
17886 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
17887 inline sequences when not optimizing for size.
17889 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
17890 movhi_high2low): Delete, merge functionality into...
17891 (packv2hi): ... this pattern.
17893 2007-02-11 Jie Zhang <jie.zhang@analog.com>
17894 * config/bfin/bfin.opt (msim): New option.
17895 (mcpu=): New option.
17896 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
17897 (bfin_cpu_t): Typedef of enum bfin_cpu.
17898 (bfin_cpu_type): New declaration.
17899 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
17900 -msim and -mcpu= options.
17901 (LIB_SPEC): Likewise.
17902 * config/bfin/bfin.c (bfin_cpu_type): Define.
17903 (bfin_handle_option): Handle -mcpu= option.
17904 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
17905 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
17906 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
17908 2007-04-12 Richard Sandiford <richard@codesourcery.com>
17910 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
17911 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
17912 (powerpc-wrs-vxworksae): Use ${tm_file}.
17913 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
17914 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
17915 * config/i386/vx-common.h: New file.
17917 2007-04-12 Richard Sandiford <richard@codesourcery.com>
17919 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
17922 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
17924 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
17927 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
17931 * c-common.c (c_build_qualified_type): Set canonical type
17934 2007-04-12 Richard Guenther <rguenther@suse.de>
17936 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
17937 lower bound and element size if lower bound is not zero
17938 or either of the ARRAY_REF operands is set.
17940 2007-04-12 Richard Guenther <rguenther@suse.de>
17942 PR tree-optimization/24689
17943 PR tree-optimization/31307
17944 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
17946 * gimplify.c (canonicalize_addr_expr): To be consistent with
17947 gimplify_compound_lval only set operands two and three of
17948 ARRAY_REFs if they are not gimple_min_invariant. This makes
17949 it never at this place.
17950 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
17952 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17954 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
17955 null before emitting a .nsubspa directive.
17957 2007-04-11 Diego Novillo <dnovillo@redhat.com>
17959 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
17960 need_to_partition_p if there are no memory statements in the
17963 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
17965 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
17966 (gcd_of_steps_may_divide_p): New function.
17967 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
17969 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
17971 * reload.c (find_reloads_toplev, find_reloads_address,
17972 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
17973 not a pointer equality test, to decide if we need to call
17974 push_reg_equiv_alt_mem.
17976 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
17978 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
17979 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
17981 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
17983 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
17985 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
17986 vector to be positive.
17988 2007-04-11 Diego Novillo <dnovillo@redhat.com>
17992 * doc/invoke.texi: Document --params max-aliased-vops and
17994 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
17995 debug_memory_partitions): Move to tree-flow.h
17996 * params.h (AVG_ALIASED_VOPS): Define.
17997 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
17999 (mp_info_t): Likewise.
18000 (get_mem_sym_stats_for): New.
18001 (set_memory_partition): Move from tree-flow-inline.h.
18002 (mark_non_addressable): Only clear the set of symbols for the
18003 partition if it exists.
18004 (dump_memory_partitions): Move from tree-ssa-operands.c
18005 (debug_memory_partitions): Likewise.
18006 (need_to_partition_p): New.
18007 (dump_mem_ref_stats): New.
18008 (debug_mem_ref_stats): New.
18009 (dump_mem_sym_stats): New.
18010 (debug_mem_sym_stats): New.
18011 (update_mem_sym_stats_from_stmt): New.
18012 (compare_mp_info_entries): New.
18013 (mp_info_cmp): Call it.
18014 (sort_mp_info): Change argument to a list of mem_sym_stats_t
18016 (get_mpt_for): Move from tree-ssa-operands.c.
18017 (find_partition_for): New.
18018 (create_partition_for): Remove.
18019 (estimate_vop_reduction): New.
18020 (update_reference_counts): New.
18021 (build_mp_info): New.
18022 (compute_memory_partitions): Refactor.
18023 Document new heuristic.
18024 Call build_mp_info, update_reference_counts,
18025 find_partition_for and estimate_vop_reduction.
18026 (compute_may_aliases): Populate virtual operands before
18027 calling debugging dumps.
18028 (delete_mem_sym_stats): New.
18029 (delete_mem_ref_stats): New.
18030 (init_mem_ref_stats): New.
18031 (init_alias_info): Call it.
18032 (maybe_create_global_var): Remove alias_info argument.
18033 Get number of call sites and number of pure/const call sites
18034 from gimple_mem_ref_stats().
18035 (dump_alias_info): Call dump_memory_partitions first.
18036 (dump_points_to_info_for): Show how many times a pointer has
18038 * opts.c (decode_options): For -O2 set --param
18039 max-aliased-vops to 500.
18040 For -O3 set --param max-aliased-vops to 1000 and --param
18041 avg-aliased-vops to 3.
18042 * fortran/options.c (gfc_init_options): Remove assignment to
18044 * tree-flow-inline.h (gimple_mem_ref_stats): New.
18045 * tree-dfa.c (dump_variable): Dump memory reference
18047 Dump NO_ALIAS* settings.
18048 (referenced_var_lookup): Tidy.
18049 (mem_sym_stats): New.
18050 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
18051 and ORIG are different SSA names for a memory partition.
18052 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
18053 * tree-flow.h (struct mem_sym_stats_d): Define.
18054 (mem_sym_stats_t): Define.
18055 (struct mem_ref_stats_d): Define.
18056 (struct gimple_df): Add field mem_ref_stats.
18057 (enum noalias_state): Define.
18058 (struct var_ann_d): Add bitfield noalias_state.
18059 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
18060 debug_mem_ref_stats, debug_memory_partitions,
18061 debug_mem_sym_stats): Declare.
18062 * tree-ssa-structalias.c (update_alias_info): Update call
18063 sites, pure/const call sites and asm sites in structure
18064 returned by gimple_mem_ref_stats.
18065 Remove local variable IS_POTENTIAL_DEREF.
18066 Increase NUM_DEREFS if the memory expression is a potential
18068 Call update_mem_sym_stats_from_stmt.
18069 If the memory references memory, call
18070 update_mem_sym_stats_from_stmt for all the direct memory
18071 symbol references found.
18072 (intra_create_variable_infos): Set noalias_state field for
18073 pointer arguments according to the value of
18074 flag_argument_noalias.
18075 * tree-ssa-structalias.h (struct alias_info): Remove fields
18076 num_calls_found and num_pure_const_calls_found.
18077 (update_mem_sym_stats_from_stmt): Declare.
18078 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
18079 Set default value to 100.
18080 (PARAM_AVG_ALIASED_VOPS): Define.
18082 2007-04-11 Richard Guenther <rguenther@suse.de>
18084 PR middle-end/31530
18085 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
18086 a * -b + c as c - a * b if we honor sign dependent rounding.
18088 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
18090 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
18091 bfin_expand_strmov.
18092 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
18093 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
18095 (initialize_trampoline): Don't use old-style function definition.
18096 (bfin_secondary_reload): Mark IN_P argument as unused.
18098 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
18100 PR tree-optimization/31343
18101 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
18102 (build_polynomial_chrec): Return a scalar when the evolution is zero.
18103 * testsuite/gcc.dg/vect/pr31343.c: New.
18105 2007-04-10 Eric Christopher <echristo@apple.com>
18107 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
18108 * config/i386/i386.md (*cmpfp0): Use.
18109 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
18110 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
18111 (fix_trunc<mode>_i386_fisttp): Ditto.
18112 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
18113 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
18114 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
18115 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
18116 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
18117 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
18118 (unnamed_splitters): Ditto.
18119 * config/i386/i386.c (output_fix_trunc): Assert that
18120 we're not being passed a TFmode operand.
18122 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
18124 PR tree-optimization/31526
18125 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
18126 n_basic_blocks to find newly added blocks.
18128 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
18130 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
18132 (fix_trunc<mode>si_sse): Ditto.
18133 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
18134 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
18135 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
18136 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
18137 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
18138 expander using SSEMODEF mode macro.
18139 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
18140 expander using SSEMODEF mode macro.
18141 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
18142 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
18143 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
18144 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
18145 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
18146 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
18147 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
18148 Macroize insn using X87MODEF mode macro.
18150 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
18152 * config/i386/sse.md (sse2_pinsrw): Removed.
18153 (sse2_pextrw): Renamed to ...
18154 (*sse2_pextrw): This.
18156 2007-04-09 Jan Hubicka <jh@suse.cz>
18159 * config/i386/sse.md
18160 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
18161 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
18162 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
18163 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
18165 2007-04-09 Jan Hubicka <jh@suse.cz>
18167 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
18168 multiple fields of union.
18170 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
18172 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
18173 (create_preheaders): Check that loops are available.
18174 (fix_loop_structure): Clean up, improve comments.
18175 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
18176 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
18178 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
18179 * predict.c (tree_estimate_probability): Do not call
18180 calculate_dominance_info. Call create_preheaders.
18181 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
18182 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
18184 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
18185 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
18186 * tree-cfg.c (tree_split_edge): Make an assert more precise.
18187 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
18190 2007-04-08 Jan Hubicka <jh@suse.cz>
18192 * tree.h (maybe_fold_offset_to_component_ref): Declare.
18193 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
18194 * fold-const.c (fold_unary): Use it.
18196 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
18198 * varasm.c (assemble_variable): Remove call to
18199 lang_hooks.decls.prepare_assemble_variable.
18200 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
18201 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
18202 * langhooks.h (lang_hooks_for_decls): Remove
18203 prepare_assemble_variable.
18205 2007-04-08 Mike Stump <mrs@apple.com>
18207 * config/i386/i386.c: Use inc/dec on Core2.
18209 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
18211 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
18212 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
18213 lhd_tree_inlining_end_inlining): Remove.
18214 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
18215 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
18216 end_inlining hooks.
18217 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
18218 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
18219 lhd_tree_inlining_end_inlining): Remove prototypes.
18220 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
18221 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
18222 LANG_HOOKS_TREE_INLINING_START_INLINING,
18223 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
18225 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
18228 2007-04-08 Anatoly Sokolov <aesok@post.ru>
18231 * config/avr/predicates.md (io_address_operand): Delete predicate.
18232 (low_io_address_operand): Don't use 'mode' argument.
18233 (higth_io_address_operand): Rename ...
18234 (high_io_address_operand): ... to this. Don't use 'mode' argument.
18235 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
18238 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
18240 Revert change removing staticp.
18242 2007-04-07 Anatoly Sokolov <aesok@post.ru>
18245 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
18248 2007-04-07 Bruce Korb <bkorb@gnu.org>
18250 * c.opt: Add -Wformat-contains-nul.
18251 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
18253 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
18254 the NUL byte warning.
18256 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
18258 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
18260 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
18262 * tree.c (staticp): No longer use staticp langhook.
18263 * langhooks.c (lhd_staticp): Removed.
18264 * langhooks.h (struct lang_hooks): Remove staticp.
18265 * c-common.c (c_staticp): Remove.
18266 * c-common.h (c_staticp): Ditto.
18267 * langhooks-defs.h (lhd_staticp): Ditto.
18268 (LHD_HOOKS_STATICP): Ditto
18269 * tree.h (gcc_assert_lowered): New macro.
18271 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
18273 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
18274 argument "reliable".
18275 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
18276 Add argument "reliable". Propagate it through calls.
18277 (infer_loop_bounds_from_undefined): Derive number of iterations
18278 estimates from references in blocks that do not dominate loop latch.
18279 (gcov_type_to_double_int): New function.
18280 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
18281 and expected_loop_iterations_unbounded.
18282 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
18283 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
18284 * tree-data-ref.c (estimated_loop_iterations): Export.
18285 (get_references_in_stmt): Fix -- do not return addresses of local
18287 * cfgloop.h (expected_loop_iterations_unbounded,
18288 estimated_loop_iterations): Declare.
18290 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
18292 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
18294 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
18296 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
18297 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
18298 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
18299 Use output_387_reg_move().
18300 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
18301 expander using X87MODEF12 mode macro.
18302 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
18303 choosing register preferences. Use output_387_reg_move().
18304 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
18305 instead of "x". Use output_387_reg_move().
18306 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
18307 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
18308 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
18309 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
18310 Use output_387_reg_move().
18311 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
18313 (*truncxf?f_i387 splitter): Ditto.
18315 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
18317 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
18318 LANG_HOOKS_SAFE_FROM_P.
18319 * expr.c (safe_from_p): Remove langhook call.
18320 * langhooks.h (lang_hooks): Remove safe_from_p.
18321 (lhd_safe_from_p): Remove prototype.
18322 * langhooks.c (lhd_safe_from_p): Remove.
18324 2007-04-06 Jan Hubicka <jh@suse.cz>
18326 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
18329 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
18331 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
18332 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
18333 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
18334 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
18336 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
18337 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
18339 2007-04-05 Richard Henderson <rth@redhat.com>
18341 * config/alpha/alpha.c (print_operand) [+]: Remove.
18342 (alpha_end_function): Print nop if call at end of function.
18343 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
18344 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
18345 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
18346 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
18347 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
18348 the call pattern. Update peepholes to match.
18350 2007-04-05 Janis Johnson <janis187@us.ibm.com>
18352 * doc/extend.texi (Other Builtins): Add decimal float variants
18354 * builtins.def: Ditto.
18355 * builtins.c (expand_builtin): Ditto.
18357 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
18358 H.J. Lu <hongjiu.lu@intel.com>
18361 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
18362 of V8HImode when calling ix86_binary_operator_ok.
18363 (sse2_pmaddwd): Call ix86_binary_operator_ok.
18364 (sdot_prodv8hi): Operands 1 and 2 must be register.
18366 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
18368 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
18369 initialize align to silence bogus warning.
18371 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
18373 PR middle-end/22156
18374 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
18376 (struct sra_walk_fns): Remove use_all parameter from use.
18377 (sra_hash_tree): Handle BIT_FIELD_REFs.
18378 (sra_elt_hash): Don't hash bitfld blocks.
18379 (sra_elt_eq): Skip them in parent compares as well. Handle
18381 (sra_walk_expr): Don't maintain or pass down use_all_p.
18382 (scan_use): Remove use_all parameter.
18383 (scalarize_use): Likewise. Re-expand assignment to
18384 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
18385 output, and re-scalarize after output. Don't mark anything
18387 (scalarize_ldst): Adjust.
18388 (scalarize_walk_gimple_modify_statement): Likewise.
18389 (build_element_name_1): Handle BIT_FIELD_REFs.
18390 (instantiate_element): Don't warn for any element whose parent
18391 is used as a whole.
18392 (instantiate_missing_elements_1): Return the sra_elt.
18393 (canon_type_for_field): New.
18394 (try_instantiate_multiple_fields): New.
18395 (instantiate_missing_elemnts): Use them.
18396 (mark_no_warning): Removed.
18397 (generate_one_element_ref): Handle BIT_FIELD_REFs.
18398 (REPLDUP, sra_build_elt_assignment): New.
18399 (generate_copy_inout): Use them.
18400 (generate_element_copy): Likewise. Handle bitfld differences.
18401 (generate_element_zero): Don't recurse for blocks. Use
18402 sra_build_elt_assignment.
18403 (generate_one_element_int): Take elt instead of var. Use
18404 sra_build_elt_assignment.
18405 (generate_element_init_1): Adjust.
18406 (scalarize_use, scalarize_copy): Use REPLDUP.
18407 (scalarize_ldst): Move assert before dereference.
18408 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
18410 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
18412 * regmove.c: Fix unused variable warnings due to previous commit.
18414 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
18416 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
18417 (regmove_bb_head): Remove.
18418 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
18419 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
18420 problems with fixup_match_1.
18421 Don't initialize/free regmove_bb_head.
18423 (reg_is_remote_constant_p): If an insn is in the same basic block
18424 but not before INSN, consider it remote, too.
18426 2007-04-05 Anatoly Sokolov <aesok@post.ru>
18429 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
18430 DECL_ASSEMBLER_NAME, not the DECL_NAME.
18432 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
18434 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
18435 (CONDITIONAL_REGISTER_USAGE): Likewise.
18437 2007-04-04 Richard Henderson <rth@redhat.com>
18439 * config/alpha/lib1funcs.asm: Remove unused file.
18441 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
18444 * opts.c (print_specific_help): Fix --help=<language>
18446 (common_handle_option): Support --help=common.
18448 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
18451 * gcc.c (main): Do not run the linker if
18452 print_subprocess_help indicates that it shouldn't be
18455 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
18458 * doc/invoke.texi (--help=): Document <languages> value, fix
18459 formatting in tables of values.
18461 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
18463 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
18464 dllimport attribute of virtual methods.
18466 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
18468 * config/score/crti.asm: Change _bss_start to __bss_start.
18469 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
18470 (OUTGOING_REG_PARM_STACK_SPACE) update.
18471 * config/score/score.opt: add options to make backend support
18472 score5, score5u, score7 and score7d.
18473 * config/score/score.md: Likewise.
18474 * config/score/misc.md: Likewise.
18475 * config/score/mac.md: Likewise.
18476 * doc/invoke.texi: Likewise.
18477 * doc/md.texi: update constraints define.
18479 2007-04-03 Richard Henderson <rth@redhat.com>
18481 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
18482 an appropriate type, use the mode instead.
18484 2007-04-03 Richard Sandiford <richard@codesourcery.com>
18486 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
18487 Set the default --with-arch setting to mips2.
18488 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
18489 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
18490 (MULTILIB_OSDIRNAMES): Delete.
18491 (MULTILIB_DIRNAMES): Define.
18492 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
18493 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
18494 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
18495 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
18496 VXWORKS_OS_CPP_BUILTINS.
18497 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
18498 (MIPS_DEBUGGING_INFO): Undefine.
18499 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
18501 2007-04-03 Jakub Jelinek <jakub@redhat.com>
18503 PR middle-end/30704
18504 * fold-const.c (native_encode_real): Encode real.c provided longs
18505 as a series of 32-bit native integers.
18506 (native_interpret_real): Interpret buffer as a series of 32-bit
18509 2007-04-03 Richard Guenther <rguenther@suse.de>
18511 * genpreds.c (write_insn_constraint_len): Write function
18512 optimized for CONSTRAINT_LEN implementation.
18513 (write_tm_preds_h): Output insn_constraint_len inline and
18514 use it for CONSTRAINT_LEN.
18515 (write_insn_preds_c): Don't output insn_constraint_len.
18516 * doc/md.texi (define_register_constraint): Document multi-letter
18517 constraints shall have the same length if they start with the same
18520 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
18523 * config/i386/i386.md (isinf<mode>2): Expand only when
18524 TARGET_C99_FUNCTIONS is set.
18526 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
18528 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
18529 (x86_64-*-linux*): Ditto.
18530 * config/i386/i386.opt (mpc): New option.
18531 * config/i386/i386.c (overrride_options): Handle
18532 ix87_precision_string.
18533 * config/i386/crtprec.c: New file.
18534 * config/i386/t-crtpc: Ditto.
18535 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
18536 and -mpc80 options.
18537 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
18538 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
18539 crtprec32.o, crtprec64.o and crtprec80.o.
18541 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
18542 and -mpc80 options.
18543 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
18545 2007-04-02 Eric Christopher <echristo@apple.com>
18547 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
18548 limitations on darwin.
18550 2007-04-02 Anatoly Sokolov <aesok@post.ru>
18553 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
18555 2007-04-02 Dave Korn <dave.korn@artimi.com>
18557 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
18559 2007-04-02 Dave Korn <dave.korn@artimi.com>
18561 * libgcc2.h (exception_descriptor): Don't forward-declare.
18562 (__get_eh_table_language, __get_eh_table_version): Delete
18563 prototypes of long-dead functions.
18565 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
18567 * ebitmap.h: New file
18568 * ebitmap.c: New file
18569 * Makefile.in (ebitmap.o): New target.
18571 2007-04-01 Jan Hubicka <jh@suse.cz>
18573 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
18574 before very first instruction.
18576 2007-04-01 Jan Hubicka <jh@suse.cz>
18578 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
18579 waring on 64bit hosts.
18580 * bitmap.h: Fix typo in bitmap_head_def.
18582 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
18584 PR rtl-optimization/31391
18585 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
18586 into a DELETED_LABEL note, and the label is in an empty basic
18587 block, update BB_END as well as BB_HEAD.
18589 2007-04-01 Richard Henderson <rth@redhat.com>
18591 PR tree-optimization/31169
18592 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
18593 to varying if the range is outside [0, prec-1].
18595 2007-04-01 Richard Sandiford <richard@codesourcery.com>
18598 * config/mips/mips.md (load_const_gp): New insn.
18599 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
18600 the MIPS16 GP pseudo register if no_new_pseudos.
18601 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
18603 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
18606 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
18608 (call_value): Likewise.
18610 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
18611 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18614 * doc/invoke.texi: (optimization options): Reword description
18615 of -ffast-math. Document its primary purpose.
18617 2007-03-31 Richard Guenther <rguenther@suse.de>
18619 * omp-low.c (splay-tree.h): Include.
18620 (lookup_decl): Replace splay-tree usage by pointer-map.
18621 (maybe_lookup_decl): Likewise.
18622 (new_omp_context): Likewise.
18623 (delete_omp_context): Likewise.
18624 * gimplify.c (splay-tree.h): Include.
18625 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
18627 (remap_ssa_name): Likewise.
18628 (remap_decl): Likewise.
18629 (remap_type_1): Likewise.
18630 (remap_type): Likewise.
18631 (copy_body_r): Likewise.
18632 (expand_call_inline): Likewise.
18633 (clone_body): Likewise.
18634 (copy_tree_r): Likewise.
18635 (remap_save_expr): Likewise.
18636 (unsave_r): Likewise.
18637 (unsave_expr_now): Likewise.
18638 (tree_function_versioning): Likewise.
18639 (build_duplicate_type): Likewise.
18640 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
18641 (struct copy_body_data): Replace splay-tree by pointer-map.
18642 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
18643 not $(SPLAY_TREE_H).
18644 (gimplify.o): Depend on $(SPLAY_TREE_H).
18645 (omp-low.p): Likewise.
18647 2007-03-31 Anatoly Sokolov <aesok@post.ru>
18649 * config/avr/predicates.md (even_register_operand,
18650 odd_register_operand): New predicates.
18651 * config/avr/avr.md (movw peephole2): New.
18652 (movw_r peephole2): New.
18654 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
18656 * tree.h (get_signed_or_unsigned_type): New.
18657 * fold-const.c (operand_equal_for_comparison_p): Use
18658 get_signed_or_unsigned_type instead of
18659 lang_hooks.types.signed_or_unsigned_type.
18660 * expr.c (store_expr): Ditto.
18661 * langhooks.c (get_signed_or_unsigned_type): New.
18662 (lhd_signed_or_unsigned_type): New.
18663 * langhooks.h (lhd_signed_or_unsigned_type): New.
18664 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
18666 2007-03-30 Richard Henderson <rth@redhat.com>
18668 * tree-ssa-loop-ivopts.c: Include target.h.
18669 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
18670 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
18671 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
18672 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
18674 2007-03-30 Richard Henderson <rth@redhat.com>
18675 Kai Tietz <kai.tietz@onevision.com>
18677 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
18678 default for 64-bit.
18679 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
18680 (TARGET_64BIT_MS_ABI): New.
18681 (DBX_REGISTER_NUMBER): Handle 64-bit.
18682 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
18683 (LONG_TYPE_SIZE): Force to 32.
18684 (REG_PARM_STACK_SPACE): New.
18685 (OUTGOING_REG_PARM_STACK_SPACE): New.
18686 (REGPARM_MAX, SSE_REGPARM_MAX): New.
18687 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
18688 (STACK_BOUNDARY): Use 128 for 64-bit.
18689 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
18690 Add 64-bit implementation.
18691 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
18693 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
18694 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
18695 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
18696 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
18697 (ix86_handle_cconv_attribute): Don't warn when ignoring if
18698 TARGET_64BIT_MS_ABI.
18699 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
18700 (ix86_pass_by_reference): Likewise.
18701 (ix86_function_value_regno_p): Likewise.
18702 (ix86_build_builtin_va_list): Likewise.
18703 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
18704 (function_arg_advance_ms_64): New.
18705 (function_arg_advance): Call it.
18706 (function_arg_ms_64): New.
18707 (function_arg): Call it.
18708 (function_value_ms_64): New.
18709 (ix86_function_value_1): Call it.
18710 (return_in_memory_ms_64): New.
18711 (ix86_return_in_memory): Call it.
18712 (setup_incoming_varargs_ms_64): New.
18713 (ix86_setup_incoming_varargs): Call it.
18714 (ix86_expand_prologue): Handle 64-bit stack probing.
18715 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
18716 (output_pic_addr_const): Likewise.
18717 (x86_this_parameter): Likewise.
18718 (x86_output_mi_thunk): Likewise.
18719 (x86_function_profiler): Likewise.
18720 (TARGET_STRICT_ARGUMENT_NAMING): New.
18721 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
18722 (TARGET_64BIT_MS_ABI): New.
18723 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
18724 * config/i386/i386.md (allocate_stack_worker): Remove.
18725 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
18726 describe the clobber of eax without a match_scratch.
18727 (allocate_stack_worker_postreload): Remove.
18728 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
18729 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
18730 (allocate_stack_worker_rex64_postreload): Remove.
18731 (allocate_stack): Handle 64-bit.
18732 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
18733 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
18734 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
18735 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
18736 (STANDARD_STARTFILE_PREFIX_1): Likewise.
18737 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
18738 * config.build (x86_64-*-mingw*): New host.
18739 * config.host (x86_64-*-mingw*): New host.
18740 * config.gcc (x86_64-*-mingw*): New target.
18741 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
18743 2007-03-30 Richard Henderson <rth@redhat.com>
18744 Kai Tietz <kai.tietz@onevision.com>
18746 * c-pragma.c (struct def_pragma_macro_value): New.
18747 (struct def_pragma_macro): New.
18748 (pushed_macro_table): New.
18749 (dpm_hash, dpm_eq): New.
18750 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
18751 (init_pragma): Install them.
18752 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
18754 2007-03-30 Anatoly Sokolov <aesok@post.ru>
18756 * config/avr/avr.c (avr_override_options): Clear
18757 'flag_delete_null_pointer_checks'.
18759 2007-03-30 Paolo Carlini <pcarlini@suse.de>
18762 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
18763 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
18764 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
18765 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
18766 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
18767 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
18768 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
18770 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
18772 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
18774 * regmove.c: Move all of pass_stack_adjustments from here...
18775 * combine-stack-adj.c: ...to this new file.
18776 * Makefile.in: Add rules for combine-stack-adj.o.
18778 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
18780 PR tree-optimization/31383
18781 * tree-data-ref.c (affine_function_equal_p): Do not require the
18782 vectors to have the same length.
18784 2007-03-30 Jan Hubicka <jh@suse.cz>
18786 PR middle-end/30700
18787 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
18788 availablility; add more sanity checking; ask varpool only about
18791 2007-03-29 Richard Henderson <rth@redhat.com>
18793 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
18794 to decide, but __SIZEOF_LONG_LONG__.
18796 2007-03-29 Richard Henderson <rth@redhat.com>
18798 * emutls.c (struct __emutls_array): New.
18799 (emutls_destroy): Use it instead of casting element 0 from void*.
18800 (__emutls_get_address): Likewise.
18802 2007-03-29 Richard Henderson <rth@redhat.com>
18804 * varasm.c (initializer_constant_valid_p): Don't deny
18805 DECL_DLLIMPORT_P on functions.
18807 * config/i386/cygming.h: Remove function declarations.
18808 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
18809 (ASM_OUTPUT_LABELREF): Remove.
18810 (COMMON_ASM_OP): Remove.
18811 (ASM_OUTPUT_COMMON): Remove.
18812 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
18813 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
18814 (ASM_DECLARE_FUNCTION_NAME): Likewise.
18815 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
18816 Rename from TARGET_ENCODE_SECTION_INFO.
18817 * config/i386/netware.h: Likewise.
18818 * config/i386/i386-protos.h: Update.
18819 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
18820 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
18821 (legitimate_constant_p): Reject dllimports.
18822 (dllimport_map, get_dllimport_decl): New.
18823 (legitimize_dllimport_symbol): New.
18824 (legitimize_address, ix86_expand_move): Use it.
18825 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
18826 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
18827 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
18828 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
18829 * config/i386/predicates.md (constant_call_address_operand): Only
18830 accept symbols; reject dllimport_p symbols.
18831 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
18832 i386_pe_maybe_record_exported_symbol.
18833 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
18834 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
18835 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
18836 trust the setting of DECL_DLLIMPORT_P.
18837 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
18838 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
18839 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
18840 tidy the argument scanning loop.
18841 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
18842 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
18843 (i386_pe_strip_name_encoding): Remove.
18844 (i386_pe_binds_local_p): New.
18845 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
18846 (i386_pe_output_labelref): Remove.
18847 (i386_pe_asm_output_aligned_decl_common): New.
18848 (i386_pe_maybe_record_exported_symbol): Rename from
18849 i386_pe_record_exported_symbol; check for dllexported symbols.
18851 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
18853 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
18854 add comment explaining why vsnprintf cannot be used.
18856 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
18858 PR tree-optimization/30666
18859 * tree.c (build_complex_type): When creating type names for DWARF2
18860 debug info, create TYPE_DECLs for TYPE_NAME instead of
18862 (build_common_tree_nodes_2): Use build_complex_type when building
18863 predefined complex types, to preserve canonical types.
18865 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
18867 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
18868 (noce_get_alt_condition): Look at it to determine whether to
18869 reverse the condition or not.
18870 (noce_get_condition): Substitute the truth for lies.
18871 (noce_find_if_block): Set the then_else_reversed field.
18873 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
18875 * config/fr30/fr30.md (movdi): Do not accept immediates as the
18876 destination of this insn.
18877 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
18878 than calling gen_rtx_SET directly. Use r0 to hold the value of
18879 'address + 4' rather than a stack based temporary which can be
18880 mis-optimized away.
18882 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
18884 * config/s390/s390.c (s390_secondary_input_reload_class,
18885 s390_secondary_output_reload_class): Functions removed.
18886 (s390_secondary_reload): New function.
18887 (TARGET_SECONDARY_RELOAD): Target macro defined.
18888 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
18889 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
18890 * config/s390/s390.md ("reload_outti", "reload_outdi",
18891 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
18892 "reload_out<mode>"): Expanders removed.
18893 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
18894 "reload<mode>_nonoffmem_out"): Expanders added.
18896 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
18898 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
18899 action if SRC->DEST replacement failed anyway.
18901 2007-03-28 Mike Stump <mrs@apple.com>
18903 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
18904 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
18905 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
18907 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
18909 * config.gcc: Accept barcelona as a variant of amdfam10.
18910 * config/i386/i386.c (override_options): Likewise.
18911 * doc/invoke.texi: Likewise.
18913 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
18915 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
18916 offsets for BIT_FIELD_REF and COMPONENT_REF.
18918 2007-03-28 Richard Guenther <rguenther@suse.de>
18920 * tree.c (is_global_var): Move ...
18921 * tree-flow-inline.h (is_global_var): ... here.
18922 * tree.h (is_global_var): Remove declaration.
18924 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
18926 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
18928 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
18929 * config/i386/i386.c (ix86_tune_features): Initialize new
18931 * config/i386/predicates.md (promotable_binary_operator): Use
18932 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
18934 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
18937 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
18939 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
18941 * config/fr30/fr30.md (movsi_internal): Change destination
18942 constraint from m to V and add m to the end.
18944 2007-03-28 Christian Bruel <christian.bruel@st.com>
18946 * config/sh/sh.md (movsi_i): Fix type attribute.
18948 2007-03-28 Christian Bruel <christian.bruel@st.com>
18950 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
18951 (movsf_ie): Likewise.
18953 2007-03-28 Christian Bruel <christian.bruel@st.com>
18955 * config.gcc: Add sh4-300 to multilib.
18956 * config/sh/t-mlib-sh4-300: New file.
18958 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
18960 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
18961 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
18962 fix_trunc<mode>di2.
18963 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
18964 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
18965 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
18966 "fixuns_trunctddi2"): Whitespace fix.
18968 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
18970 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
18971 the definition of struct sh_args.
18972 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
18973 CALL_COOKIE_INT_REG_GET): Likewise.
18975 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
18977 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
18978 transformations are applied successfully.
18980 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
18982 * tree.c (tree_contains_struct): Permit 512 tree codes.
18983 * tree.h (tree_contains_struct): Ditto.
18984 (MAX_TREE_CODES): Ditto.
18985 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
18986 SPARE member to store remaining padding bits.
18988 2007-03-27 Anatoly Sokolov <aesok@post.ru>
18990 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
18993 2007-03-27 Janis Johnson <janis187@us.ibm.com>
18995 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
18996 * configure: Regenerate.
18998 * configure: Regenerate using the correct version of autoconf.
19000 2007-03-27 Anatoly Sokolov <aesok@post.ru>
19002 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
19004 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
19005 regs to "__SP_L__" and "__SP_H__".
19007 2007-03-27 Richard Guenther <rguenther@suse.de>
19009 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
19010 computations with it with a HOST_WIDE_INT variable.
19012 2007-03-26 Mike Stump <mrs@apple.com>
19014 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
19015 objective-c-header, objective-c++-header and objc++-cpp-output
19017 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
19019 2007-03-26 Richard Henderson <rth@redhat.com>
19022 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
19023 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
19024 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
19025 IX86_BUILTIN_PSRLQ128): New.
19026 (ix86_init_mmx_sse_builtins): Add them.
19027 (ix86_expand_builtin): Expand them.
19028 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
19029 operand 2 be TImode.
19030 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
19031 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
19032 _mm_srli_epi64): Mark __B const.
19033 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
19034 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
19035 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
19036 new two-vector shift builtins.
19038 2007-03-26 Ian Lance Taylor <iant@google.com>
19040 PR tree-optimization/31345
19041 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
19042 [+INF, +INF(OVF)] into VARYING.
19044 2007-03-26 Zack Weinberg <zackw@panix.com>
19046 * gengtype-parse.c: New file.
19047 * gengtype-yacc.y: Delete.
19048 * gengtype-lex.l: Don't include gengtype-yacc.h.
19049 Define YY_DECL and yyterminate appropriately for recursive
19050 descent parser. yylval is now a string out-parameter to yylex.
19051 (HWS, EOID): New shorthand.
19052 (IWORD): Add a couple more types.
19053 (yylex): Add a setup stanza. Remove the complex rules for
19054 detecting GTY'ed types and typedefs; replace with simple
19055 keyword detectors. Adjust everything for the changed
19056 definition of yylval. Ignore all pp-directives, not just #define.
19058 (parse_file): Rename yybegin; do not call yyparse.
19060 * gengtype.c (xasprintf): Export again.
19061 (this_file): New. Use everywhere __FILE__ was being used.
19062 (get_lang_bitmap): Special case types defined in gengtype.c.
19063 (do_typedef, new_structure): Suppress definition of certain types.
19064 (new_structure): Improve diagnostics of duplicate definitions.
19065 Make sure location_s is associated with input.h.
19066 (nreverse_pairs, define_location_structures): New functions.
19067 (main): Improve tagging of kludge types. Remove old kludges
19068 for input.h types; use define_location_structures.
19069 * gengtype.h: Update prototypes. Define token codes here.
19070 * Makefile.in: Remove all references to gengtype-yacc.
19071 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
19073 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
19074 add GTY((skip)) to the field that's only conditionally there.
19075 * doc/install.texi: Document that Bison is no longer required
19076 unless building treelang.
19078 * gengtype.c: Don't include gtyp-gen.h.
19079 (srcdir): Declare here.
19080 (base_files, lang_dir_names): Allocate dynamically.
19081 (gt_files, num_gt_files, num_lang_dirs): New globals.
19082 (measure_input_list, read_input_line, read_input_list)
19083 (set_lang_bitmap): New functions.
19084 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
19085 simplify, relying on read_input_list to set up the bitmaps.
19086 (main): Arguments are no longer unused. Check for correct number
19087 of command line arguments, set srcdir and srcdir_len, then call
19088 read_input_list, before doing anything else. No need to worry
19089 about duplicates in main loop.
19090 * configure.ac: Simplify the calculation of all_gtfiles.
19091 Put language tags in there. Don't set or substitute
19092 all_gtfiles_files_langs or all_gtfiles_files_frags.
19093 * Makefile.in: Revamp the way gengtype is invoked, now that it
19094 takes a file on its command line with a much simpler format.
19095 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
19096 (GTFILES): Remove duplicates and C source files.
19097 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
19098 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
19099 * configure: Regenerate.
19101 * gengtype.h: Remove all type definitions to gengtype.c; leave
19102 only definitions of options_p, type_p, and pair_p as opaque
19103 pointers. Update prototypes.
19104 * gengtype.c: Many type definitions moved here from gengtype.h.
19105 Consolidate type definitions at the top of the file.
19106 (xvasprintf): Delete.
19107 (xasprintf): Make static.
19108 (create_nested_pointer_option): Add 'next' parameter.
19109 (create_field_all, create_field_at): New functions.
19110 (create_field): Now a thin wrapper around create_field_all.
19111 (create_optional_field): Rename create_optional_field_ and add
19112 line argument. Original name is now a macro which supplies
19114 (oprintf): Use vsnprintf directly.
19115 (close_output_files): Use fatal rather than perror/exit.
19116 (note_def_vec, note_def_vec_alloc): Use create_field_at.
19117 (main): Set progname. Don't use exit.
19118 * gengtype-yacc.y (struct_fields): Use create_field_at.
19119 (option, optionseqopt): Delete.
19120 (optionseq): Consolidate productions from option here so we
19121 can use the first argument to create_option.
19123 * gengtype-lex.l: Distinguish unions from structures in the
19124 token type. Don't call find_structure; return the tag as a string.
19125 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
19126 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
19127 string. Reorganize typedef_struct production accordingly.
19128 Use create_nested_ptr_option.
19129 * gengtype.c (create_nested_ptr_option): New function.
19130 * gengtype.h: Declare it.
19132 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
19133 (string_type): Don't declare.
19134 (do_scalar_typedef): Declare.
19135 (create_scalar_type): Update prototype.
19136 * gengtype.c (string_type): Make static.
19137 (scalar_nonchar, scalar_char): New.
19138 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
19139 (resolve_typedef): Use scalar_nonchar for error recovery.
19140 (create_scalar_type): Remove name_len field. Return scalar_char
19141 or scalar_nonchar as appropriate.
19142 (adjust_field_type): Look at scalar_is_char boolean to decide whether
19143 to use string_type.
19144 (throughout): Use scalar_nonchar instead of calling
19145 create_scalar_type, whenever possible.
19146 (main): Initialize scalar_char and scalar_nonchar before calling
19148 * gengtype-lex.l: Adjust for removal of second argument to
19149 create_scalar_type. Use yylval.s instead of yylval.t when
19151 * gengtype-yacc.y: Type of SCALAR is string. Call
19152 create_scalar_type from type:SCALAR rule. Adjust for removal of
19153 second argument to create_scalar_type.
19155 * vec.h: Remove all #if IN_GENGTYPE blocks.
19156 Add comment saying that changes may require adjustments to gengtype.
19157 * gengtype.c: Don't include coretypes.h or tm.h.
19158 Add comment to inclusion of errors.h.
19159 (note_def_vec, note_def_vec_alloc): New functions.
19160 * gengtype.h: Declare new functions.
19161 * gengtype-lex.l: Don't include coretypes.h.
19162 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
19164 (update_lineno): Remove unnecessary prototype.
19165 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
19166 (VEC rule): Just return VEC_TOKEN.
19167 * gengtype-yacc.y (VEC_TOKEN): New token type.
19168 (type): Add a production for VEC(a,b).
19169 * Makefile.in: Update dependencies.
19171 * gengtype-lex.l: Remove rules for parsing pointer-to-function
19172 typedefs that use the old PARAMS macro.
19174 * gengtype-lex.l: Remove all rules and states relating to yacc
19176 * gengtype-yacc.y: Similarly.
19177 * gengtype.c (note_yacc_type): Delete function.
19178 * gengtype.h: Update prototypes.
19180 2007-03-26 Joseph Myers <joseph@codesourcery.com>
19182 * tree-pretty-print.c (dump_generic_node): Report precision of
19183 unnamed integer types.
19185 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
19187 * ifcvt.c (noce_try_store_flag_constants): Don't check
19188 no_new_pseudos here.
19189 (noce_try_store_flag_constants): Don't check no_new_pseudos.
19190 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
19191 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
19192 noce_try_sign_mask): Likewise.
19193 (if_convert): Check no_new_pseudos here.
19195 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
19197 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
19198 (noce_get_condition): Handle new then_else_reversed argument.
19199 (noce_init_if_info): Remove, fold into noce_find_if_block.
19200 (noce_process_if_block): Take a struct noce_if_info as the
19201 argument. Don't set up one based on ce_if_info. Update pointer
19202 references accordingly.
19203 (cond_move_process_if_block): Likewise.
19204 (process_if_block): Removed.
19205 (find_if_block): Removed. Move functionality two new functions,
19206 noce_find_if_block and cond_exec_find_if_block.
19207 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
19208 blocks and the symmetric IF-ELSE-JOIN case.
19209 (cond_exec_find_if_block): Also new function mostly based on old
19210 find_if_block and process_if_block.
19211 (find_if_header): Replace find_if_block call with separately
19212 guarded calls to noce_find_if_block and cond_exec_find_if_block.
19213 (find_cond_trap): Update noce_get_condition call.
19214 (dead_or_predicable): Likewise.
19216 2007-03-26 Jakub Jelinek <jakub@redhat.com>
19218 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
19220 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
19221 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
19222 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
19223 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
19224 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
19225 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
19226 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
19227 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
19228 __builtin_ia32_psrad128 builtins.
19230 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
19232 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
19233 * config/i386/constraints.md
19234 (define_constraint "I"): Use IN_RANGE macro.
19235 (define_constraint "J"): Ditto.
19236 (define_constraint "K"): Ditto.
19237 (define_constraint "M"): Ditto.
19238 (define_constraint "N"): Ditto.
19239 (define_constraint "O"): Ditto.
19240 * config/i386/predicates.md
19241 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
19242 (define_predicate "const_0_to_3_operand"): Ditto.
19243 (define_predicate "const_0_to_7_operand"): Ditto.
19244 (define_predicate "const_0_to_15_operand"): Ditto.
19245 (define_predicate "const_0_to_63_operand"): Ditto.
19246 (define_predicate "const_0_to_255_operand"): Ditto.
19247 (define_predicate "const_1_to_31_operand"): Ditto.
19248 (define_predicate "const_2_to_3_operand"): Ditto.
19249 (define_predicate "const_4_to_7_operand"): Ditto.
19251 2007-03-25 David Edelsohn <edelsohn@gnu.org>
19253 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
19254 in SImode for save_world.
19255 * config/rs6000/altivec.md (save_world, restore_world): Convert to
19258 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
19260 PR tree-optimization/30784
19261 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
19264 2007-03-25 Revital Eres <eres@il.ibm.com>
19266 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
19267 Fold movement_possibility function into it.
19269 2007-03-25 David Edelsohn <edelsohn@gnu.org>
19271 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
19272 (load_macho_picbase_{si,di}): Convert to LR hard reg.
19273 (call_indirect_nonlocal_darwin64): Same.
19274 (call_nonlocal_darwin64): Same.
19275 (call_value_indirect_nonlocal_darwin64): Same.
19276 (call_value_nonlocal_darwin64): Same.
19277 (sibcall_nonlocal_darwin64): Same.
19278 (sibcall_value_nonlocal_darwin64): Same.
19279 (sibcall_symbolic_64): Same.
19280 (sibcall_value_symbolic_64): Same.
19281 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
19283 (rs6000_emit_load_toc_table): Same.
19284 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
19285 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
19287 (divss_call): Same.
19288 (divus_call): Same.
19289 (quoss_call): Same.
19290 (quous_call): Same.
19291 (load_toc_v4_pic_si): Same
19292 (load_toc_v4_PIC_1): Same.
19293 (load_toc_v4_PIC_1b): Same.
19294 (call_indirect_aix{32,64}): Same.
19295 (call_value_indirect_aix{32,64}): Same.
19297 (call_value): Same.
19298 (call_local{32,64}): Same.
19299 (call_value_local{32,64}): Same.
19300 (call_indirect_nonlocal_aix{32,64}): Same.
19301 (call_nonlocal_aix{32,64}): Same.
19302 (call_value_indirect_nonlocal_aix{32,64}): Same.
19303 (call_value_nonlocal_aix{32,64}): Same.
19304 (call_indirect_nonlocal_sysv<mode>): Same.
19305 (call_nonlocal_sysv<mode>): Same.
19306 (call_value_indirect_nonlocal_sysv<mode>): Same.
19307 (call_value_nonlocal_sysv<mode>): Same.
19309 (sibcall_local{32,64}): Same.
19310 (sibcall_value_local{32,64}): Same.
19311 (sibcall_nonlocal_aix{32,64}): Same.
19312 (sibcall_value_nonlocal_aix{32,64}): Same.
19313 (sibcall_nonlocal_sysv<mode>): Same.
19314 (sibcall_value): Same.
19315 (sibcall_value_nonlocal_sysv<mode>): Same.
19317 2007-03-24 Paul Brook <paul@codesourcery.com>
19319 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
19320 * config/arm/linux-eabi.h: Remove legacy syscall hack.
19322 2007-03-24 Richard Henderson <rth@redhat.com>
19324 * config/ia64/constraints.md: New file.
19325 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
19326 satisfies_constraint_?.
19327 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
19328 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
19329 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
19330 ia64_output_mi_thunk): Likewise.
19331 (ia64_const_ok_for_letter_p): Remove.
19332 (ia64_const_double_ok_for_letter_p): Remove.
19333 (ia64_extra_constraint): Remove.
19334 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
19335 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
19336 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
19337 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
19338 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
19339 EXTRA_MEMORY_CONSTRAINT): Remove.
19340 * config/ia64/ia64.md: Include constriants.md. Replace
19341 CONST_OK_FOR_? with satisfies_constraint_?.
19343 2007-03-23 Michael Meissner <michael.meissner@amd.com>
19344 H.J. Lu <hongjiu.lu@intel.com>
19346 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
19348 (name macros): Use DPD_BID_NAME to convert names properly.
19350 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
19351 decimal floating point format.
19352 (init_floating_libfuncs): Change decimal functions so that they
19353 have a "bid_" prefix if the decimal system uses the BID format,
19354 and "dpd_" prefix if the decimal system uses the DPD format.
19355 (init_interclass_conv_libfuncs): Ditto.
19356 (init_intraclass_conv_libfuncs): Ditto.
19358 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
19359 using the BID format.
19361 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
19362 whether we are using the BID decimal format.
19363 * configure: Regenerate.
19365 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
19366 the compiler has decimal floating point enabled. Define
19367 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
19370 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
19371 using the BID format.
19373 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
19374 whether we are using the BID decimal format.
19375 * configure: Regenerate.
19377 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
19378 the compiler has decimal floating point enabled. Define
19379 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
19382 * doc/install.texi (--enable-decimal-float): Document BID and DPD
19383 options, and that it is enabled for i386/x86_64 systems.
19385 * Makefile.in (enable_decimal_float): New.
19387 (DECNUMINC): Add -I$(DECNUMFMT).
19388 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
19389 to $(DECNUMFMT) from $(DECNUM).
19391 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
19392 Substitute enable_decimal_float.
19393 * configure: Regenerated.
19396 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
19399 * configure.ac: Enable decimal float for x86_64-*-linux*.
19400 * configure: Regenerated.
19403 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
19404 decimal128ClearSign to flip and clear the sign bit in decimal128.
19405 (decimal_real_maxval): Set decimal128SetSign to set the sign
19408 2007-03-23 Ian Lance Taylor <iant@google.com>
19410 * fold-const.c (fold_binary): Correct warning for X - c >= X.
19412 2007-03-23 Ian Lance Taylor <iant@google.com>
19414 * tree-dump.c (dump_files): Correct comment.
19416 2007-03-23 Ian Lance Taylor <iant@google.com>
19418 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
19420 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
19422 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
19423 in cfglayout mode. Don't go into and out of cfglayout mode.
19424 Link the blocks in the order of the constructed traces.
19425 (rest_of_handle_tracer): Adjust call to tracer.
19426 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
19427 Don't go into cfglayout mode.
19428 (rtl_loop_done): Don't go out of cfglayout mode.
19429 * cfglayout.c (relink_block_chain): New function, split out from...
19430 (fixup_reorder_chain): ...here. Remove redundant checking.
19431 (cfg_layout_finalize): Don't clear the header, footer, and aux
19432 fields here, move the code to do so to relink_block_chain. Likewise
19433 for free_original_copy_tables.
19434 * rtl.h (tracer): Update prototype.
19435 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
19436 Assert we are in cfglayout mode. Don't go into and out of cfglayout
19437 mode. Use relink_block_chain to serialize the CFG according to the
19438 new basic block order. Move targetm.cannot_modify_jumps_p check from
19440 (gate_handle_reorder_blocks): ...to here.
19441 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
19443 (gate_duplicate_computed_gotos): ...to here.
19444 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
19445 something always changes when going into and out of cfglayout mode.
19446 Perform an expensive cfg cleanup while going into cfglayout mode.
19447 Always update liveness information on HAVE_conditional_execution
19448 targets. Reserialize the basic blocks and go out of cfglayout mode.
19449 * reg-stack.c: Include cfglayout.h.
19450 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
19451 the call to reorder_basic_blocks.
19452 * basic-block.h (reorder_basic_blocks): Update prototype.
19453 (relink_block_chain): New prototype.
19454 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
19456 2007-03-23 Joseph Myers <joseph@codesourcery.com>
19458 * config/mips/mips.md (type, hazard, *movdi_32bit,
19459 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
19460 *movhi_internal, *movqi_internal, *movsf_hardfloat,
19461 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
19462 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
19463 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
19465 (movcc): Change first xfer to multi.
19466 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
19467 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
19468 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
19469 config/mips/generic.md: Change reservations using "xfer" to use
19471 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
19472 using match_operand.
19473 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
19474 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
19476 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
19478 2007-03-22 Richard Henderson <rth@redhat.com>
19480 * config/i386/i386.c: Remove unnecessary function declarations.
19481 Move targetm definition, and all related macros, to the end of
19482 the file. Resort some functions to put definitions before uses.
19483 (ix86_attribute_table): Make static. Move to end of file.
19484 (ix86_gimplify_va_arg): Make static.
19486 2007-03-22 Richard Henderson <rth@redhat.com>
19488 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
19489 don't increase local_regparm with force_align_arg_pointer check.
19490 (ix86_function_sseregparm): Assert 32-bit.
19491 (type_has_variadic_args_p): New.
19492 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
19493 type_has_variadic_args_p.
19494 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
19495 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
19496 use memset instead. Do maybe_vaarg check first; skip attribute
19497 tests if true; skip attribute tests for 64-bit.
19498 (construct_container): Remove TARGET_DEBUG_ARG.
19499 (function_arg_advance_32, function_arg_advance_64): Split out ...
19500 (function_arg_advance): ... from here.
19501 (function_arg_32, function_arg_64): Split out ...
19502 (function_arg): ... from here.
19503 (ix86_pass_by_reference): Tidy.
19504 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
19505 (function_value_32): New, from parts of ix86_function_value
19506 and ix86_value_regno.
19507 (function_value_64): New, from parts of ix86_function_value
19508 and ix86_libcall_value.
19509 (ix86_function_value_1): New.
19510 (ix86_function_value, ix86_libcall_value): Use it.
19511 (return_in_memory_32, return_in_memory_64): Split out ...
19512 (ix86_return_in_memory): ... from here.
19513 (ix86_struct_value_rtx): Skip for 64-bit.
19514 (ix86_libcall_value, ix86_value_regno): Remove.
19515 (setup_incoming_varargs_64): Split out ...
19516 (ix86_setup_incoming_varargs): ... from here.
19517 (ix86_va_start): Remove TARGET_DEBUG_ARG.
19518 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
19519 * config/i386/i386-protos.h (ix86_function_value): Remove.
19520 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
19522 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19525 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
19526 infinities not supported, otherwise emit warning if -Woverflow. On
19527 underflow, emit warning if -Woverflow.
19528 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
19530 * real.h (real_from_string): Update declaration
19532 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
19533 Richard Henderson <rth@redhat.com>
19535 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
19536 * calls.c (compute_argument_block_size, expand_call,
19537 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
19538 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
19539 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
19540 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
19541 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
19542 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
19543 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
19544 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
19547 2007-03-22 Joseph Myers <joseph@codesourcery.com>
19549 * c-incpath.c (add_sysroot_to_chain): New.
19550 (merge_include_chains): Add sysroot argument. Call
19551 add_sysroot_to_chain if sysrooted.
19552 (register_include_chains): Update call to merge_include_chains.
19553 * doc/cppopts.texi: Document use of '=' in include directory
19556 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
19558 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
19559 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
19560 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
19561 insn pattern using X87MODEF12 mode macro.
19563 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
19565 * regmove.c (regmove_optimize): Use reg_mentioned_p
19566 instead of reg_overlap_mentioned_p for DST.
19568 2007-03-21 Mike Stump <mrs@apple.com>
19570 * c.opt: Fixup for Objective-C/C++.
19572 2007-03-21 Steve Ellcey <sje@cup.hp.com>
19574 * explow.c (convert_memory_address): Fold memory reference when
19575 POINTERS_EXTEND_UNSIGNED < 0
19577 2007-03-21 Richard Henderson <rth@redhat.com>
19580 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
19581 * config/i386/mmintrin.h (__m64): Likewise.
19582 * config/i386/xmmintrin.h (__m128): Likewise.
19584 2007-03-21 Richard Sandiford <richard@codesourcery.com>
19586 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
19587 (VXWORKS_OS_CPP_BUILTINS): Define.
19588 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
19589 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
19591 2007-03-21 Richard Sandiford <richard@codesourcery.com>
19593 * rtl.h (constant_pool_reference_p): Delete.
19594 (find_constant_src): Declare.
19595 * rtlanal.c (find_constant_src): New function.
19596 * simplify-rtx.c (constant_pool_reference_p): Delete.
19597 * config/i386/i386.md: Use find_constant_src instead of
19598 constant_pool_reference_p/avoid_constant_pool_reference pairs.
19600 2007-03-21 Richard Sandiford <richard@codesourcery.com>
19602 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
19603 * c-cppbuiltin.c (c_cpp_builtins): Define them.
19605 2007-03-20 Mark Mitchell <mark@codesourcery.com>
19607 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
19608 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
19609 (arm_elf_asm_constructor): Use it.
19610 (arm_elf_asm_destructor): New function.
19612 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
19614 * jump.c (mark_jump_label): Treat SEQUENCE specially.
19616 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
19618 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
19620 2007-03-19 Andrew Haley <aph@redhat.com>
19622 PR tree-optimization/31264
19623 * tree-vrp.c (register_edge_assert_for_1): Don't look though
19624 VIEW_CONVERT_EXPRs.
19626 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
19628 PR rtl-optimization/30907
19629 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
19630 (fwprop_init): Always call loop_optimizer_initialize.
19631 (fwprop_done): Always call loop_optimizer_finalize.
19632 (fwprop): We always have loop info now.
19633 (gate_fwprop_addr): Remove.
19634 (pass_fwprop_addr): Use gate_fwprop as gate.
19636 PR rtl-optimization/30841
19637 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
19638 df_chain_alloc): Call df_reorganize_refs unconditionally.
19639 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
19640 refs_organized to refs_organized_size.
19641 (df_ref_create_structure): Use refs_organized_size instead of
19642 bitmap_size if refs had been organized, and keep refs_organized_size
19644 * df.h (struct df_ref_info): Change refs_organized to
19645 refs_organized_size.
19646 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
19649 2007-03-19 Mark Mitchell <mark@codesourcery.com>
19651 * except.c (output_function_exception_table): Do not reference the
19652 EH personality routine for functions that do not require an
19655 2007-03-20 Jakub Jelinek <jakub@redhat.com>
19658 * c-typeck.c (convert_for_assignment): Call comptypes for
19659 RECORD_TYPE or UNION_TYPE.
19661 PR inline-asm/30505
19662 * reload1.c (reload): Do invalid ASM checking after
19663 cleanup_subreg_operands.
19665 2007-03-19 Jeff Law <law@redhat.com>
19667 * tree-cfg.c (find_taken_edge): Tighten conditions for
19668 optimizing computed gotos.
19670 2007-03-19 Michael Matz <matz@suse.de>
19672 * builtins.c (expand_builtin_sync_operation,
19673 expand_builtin_compare_and_swap,
19674 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
19677 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
19678 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
19681 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
19683 * doc/tm.texi: Add brackets around the return type of
19684 TARGET_SECONDARY_RELOAD.
19686 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
19687 Richard Guenther <rguenther@suse.de>
19689 PR tree-optimization/31254
19690 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
19691 Use handled_component_p () where appropriate. Continue
19692 propagating into the rhs if we propagated into an INDIRECT_REF
19695 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
19697 * config/s390/s390.md (op_type attribute): RRR instruction type added.
19698 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
19699 (xde, xdee): Mode attributes adjusted to support DFP modes.
19700 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
19701 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
19702 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
19703 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
19704 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
19705 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
19706 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
19708 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
19709 "movsf"): Insn definitions removed.
19710 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
19711 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
19712 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
19714 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
19715 "reload_in<mode>", "reload_out<mode>"): Expander added.
19716 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
19719 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
19721 * config/s390/s390.md: Only non-functional changes. Renamed
19722 FPR mode macro to BFP all over the file.
19724 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
19726 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
19727 (op_type attribute): RRF instruction type added.
19728 (fT0): New mode attribute.
19729 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
19730 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
19731 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
19732 instruction no secondary memory is needed when moving DFmode values
19733 between GPRs and FPRs.
19735 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
19737 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
19738 inverted and documentation adjusted.
19739 ("mhard-dfp", "msoft-dfp"): New options.
19740 * config/s390/s390.c (s390_handle_arch_option): New architecture
19742 (override_options): Sanity checks for the new options added.
19743 * config.gcc: New architecture switch: z9-ec.
19744 * config/s390/s390.h (processor_flags): PF_DFP added.
19745 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
19746 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
19747 when the bit is NOT set so remove it from the defaults.
19749 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
19751 * genemit.c (main): Print include statement for dfp.h.
19752 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
19755 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
19757 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
19759 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
19762 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
19763 instead of PATTERN.
19765 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19767 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
19768 attr_length_call, output_call, output_indirect_call): Cleanup
19769 formatting of targetm calls.
19771 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
19773 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
19775 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19777 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
19778 reservation, bypass and anti-bypass descriptions for these
19779 instructions. Update move patterns.
19780 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
19783 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
19785 * tree-vect-transform.c (get_initial_def_for_induction): Replace
19786 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
19787 (get_initial_def_for_reduction): Likewise.
19789 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
19791 Fix PR tree-optimization/29922
19792 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
19793 (get_representative): Removed.
19794 (value_dies_in_block_x): Update for rvuse removal.
19795 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
19796 (compute_antic_aux): Handle when PHI nodes appear in
19797 non-single-successors.
19798 (dump_bitmap_of_names): Removed.
19799 (compute_antic_safe): Renamed and removed rvuse calculation.
19800 Calculate only antic safe.
19801 (insert_into_preds_of_block): Remove assert.
19802 (execute_pre): Update for renamed functions.
19803 (defer_or_phi_translate_block): New function.
19805 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
19807 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
19808 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
19810 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
19811 Follow spelling conventions.
19813 * tree-data-ref.h: Remove the prototype for analyze_array.
19815 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
19817 PR tree-optimization/31041
19818 * tree-vect-transform.c (get_initial_def_for_induction): Call
19819 force_gimple_operand.
19821 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
19823 * ipa-type-escape.c (look_for_casts) : Revert code to use
19824 handled_component_p due to ada test a-numaux.adb.
19826 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
19828 * final.c (final_scan_insn): Alter the condition of a
19829 conditional trap if we have nonstandard CC.
19831 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
19833 * configure.ac: Remove excess quoting from asm line 0 test.
19834 * configure: Rebuilt.
19836 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19838 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
19839 * c-common.c (convert_and_check): Move warning logic to...
19840 (warnings_for_convert_and_check): ...here. Define.
19841 * c-common.h (warnings_for_convert_and_check): Declare.
19843 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19845 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
19846 (output_call): Likewise.
19848 2007-03-16 Richard Sandiford <richard@codesourcery.com>
19850 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
19852 2007-03-16 Richard Sandiford <richard@codesourcery.com>
19854 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
19856 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
19858 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
19859 opteron, athlon-64 and athlon-fx processor_alias_table entries.
19861 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
19863 PR tree-optimization/31183
19864 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
19865 Use double_int instead of unsigned int for representing access_strides.
19866 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
19868 2007-03-16 Richard Guenther <rguenther@suse.de>
19870 PR tree-optimization/31146
19871 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
19872 to allow recursion of forward_propagate_addr_expr.
19873 (forward_propagate_addr_into_variable_array_index): Likewise.
19874 (forward_propagate_addr_expr): Likewise.
19875 (tree_ssa_forward_propagate_single_use_vars): Likewise.
19876 (forward_propagate_addr_expr_1): Recurse on simple copies
19877 instead of propagating into them. Do so for useless conversions
19879 (forward_propagate_addr_expr): Clean up unused statements after
19882 2007-03-16 Richard Guenther <rguenther@suse.de>
19884 * builtins.c (expand_builtin_cexpi): Use the right argument
19885 for the expansion via cexp.
19887 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
19889 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
19890 * configure: Rebuilt.
19892 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
19895 * dwarf2out.c (force_type_die): Adjust comment.
19896 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
19898 2007-03-15 DJ Delorie <dj@redhat.com>
19900 * config/frv/predicates.md (minmax_operator): Don't check operands
19903 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
19905 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
19906 Update constant estimates of number of iterations.
19907 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
19908 argument renamed to "realistic".
19909 (compute_estimated_nb_iterations): Removed.
19910 (record_niter_bound): New function.
19911 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
19912 call record_nonwrapping_iv with upper = false.
19913 (infer_loop_bounds_from_signedness): Pass upper argument to
19914 record_nonwrapping_iv.
19915 (estimate_numbers_of_iterations_loop): Do not call
19916 compute_estimated_nb_iterations. Record estimate based on profile
19917 information. Initialize the constant estimates of number of
19919 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
19921 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
19922 number of iterations is too small.
19923 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
19924 (EST_NOT_AVAILABLE): Removed.
19925 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
19926 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
19929 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
19931 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
19932 Handle NE_EXPR guards.
19934 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19937 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
19938 Set also -pedantic-errors by default for the preprocessor unless
19939 -fpermissive is given.
19941 2007-03-15 Richard Guenther <rguenther@suse.de>
19943 PR middle-end/29719
19944 PR middle-end/31161
19945 * builtins.c (expand_builtin_cexpi): As a fallback if we
19946 don't have builtins for sincos or cexp create a function
19947 declaration for cexp and expand to a call to that.
19948 (expand_builtin_int_roundingfn): Always fall
19949 back to floor/ceil and its variants even if they may be
19952 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
19954 PR middle-end/31159
19955 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
19956 jump tables, move the call to delete_dead_jumptables from here...
19957 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
19958 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
19959 don't allow merging of blocks that try_redirect_by_replacing_jump
19960 also does not handle when not optimizing.
19962 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
19963 Francois-Xavier Coudert <coudert@clipper.ens.fr>
19965 * config/i386/i386.md (x86_sahf_1): Correctly handle
19968 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
19971 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
19972 x86_64_general_operand as operand[2] predicate. Remove "iF"
19973 from operand constraints and use "e" constraint instead.
19974 (*subti3_1, *subti3_1 splitter): Ditto.
19975 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
19976 operand[1] predicate.
19978 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
19980 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
19981 arrays, multiply the access strides by the size of the sub-array.
19982 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
19984 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
19986 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
19987 the configured assembler supports the sahf mnemonic.
19988 * configure: Regenerate.
19989 * config.in: Regenerate.
19991 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
19992 emit "sahf" or ".byte\t0x9e" as asm template.
19994 2007-03-14 Michael Meissner <michael.meissner@amd.com>
19997 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
19998 option to replace hard coded TARGET_xxx in md file.
19999 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
20000 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
20001 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
20002 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
20003 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
20004 (X86_TUNE_NOT_VECTORMODE): Ditto.
20005 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
20006 (TUNE_AVOID_VECTOR_DECODE): Ditto.
20007 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
20008 (TUNE_SLOW_IMUL_IMM8): Ditto.
20009 (TUNE_MOVE_M1_VIA_OR): Ditto.
20010 (TUNE_NOT_UNPAIRABLE): Ditto.
20011 (TUNE_NOT_VECTORMODE): Ditto.
20013 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
20016 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
20017 tuning options instead of hard coded TARGET_xxx.
20018 (fix ssemode peephole2's): Ditto.
20019 (imul peephole2's): Ditto.
20021 (movdi_or_rex64): Ditto.
20022 (move peephole2): Ditto.
20023 (not peephole2's): Ditto.
20025 2007-03-14 Dirk Mueller <dmueller@suse.de>
20027 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
20028 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
20029 * c-parser.c (c_parser_if_body): Always add an empty statement in case
20031 * c-parser.c (c_parser_do_statement): Warn about empty body in
20032 do/while statement.
20033 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
20034 * doc/invoke.texi (-Wempty-body): Update documentation.
20036 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20039 * c-common.h (warn_for_div_by_zero): Declare.
20040 * c-common.c (warn_for_div_by_zero): Define.
20041 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
20044 2007-03-14 Richard Sandiford <richard@codesourcery.com>
20046 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
20047 to PREFIX and STANDARD_PREFIX.
20049 2007-03-14 Richard Sandiford <richard@codesourcery.com>
20050 Phil Edwards <phil@codesourcery.com>
20052 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
20053 (__gthread_once_t): Remove busy field for RTPs.
20054 (__GTHREAD_ONCE_INIT): Update accordingly.
20056 2007-03-14 Richard Sandiford <richard@codesourcery.com>
20058 * doc/invoke.texi: Document VxWorks options.
20060 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
20062 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
20064 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
20066 PR tree-optimization/30590
20067 * tree-nrv.c (tree_nrv): Check for the partial update of the
20070 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
20072 * flags.h (flag_random_seed): Remove declaration, in favor of...
20073 * toplev.h (get_random_seed, set_random_seed): ... these.
20074 * tree.c (get_file_function_name): Use the former.
20075 * opts.c (common_handle_option): Use the latter.
20078 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
20080 PR middle-end/31127
20081 * cse.c (cse_find_path): Do not bail out if a basic block that
20082 we already visited now becomes part of a path that starts at a
20083 different basic block. Just disallow this, to make sure we
20084 visit each basic block at most once.
20086 2007-03-13 Jan Hubicka <jh@suse.cz>
20088 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
20089 attributes, when profile esitmate is present, calls with very low
20090 frequency are cold.
20092 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
20094 PR tree-optimization/30730
20095 PR tree-optimization/26900
20096 * tree-ssa-loop-niter.c: Include gmp.h.
20097 (bounds): New type.
20098 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
20099 split_to_var_and_offset, determine_value_range,
20100 bound_difference_of_offsetted_base, refine_bounds_using_guard,
20101 bound_difference, bounds_add, bounds_negate,
20102 number_of_iterations_ne_max, dump_affine_iv): New functions.
20103 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
20104 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
20105 difference of initial and final value of control iv to validate
20107 (number_of_iterations_cond): Add loop parameter. Determine bounds
20108 on the difference of the extremes of the control iv. Add dumps.
20109 (expand_simple_operations): Handle phi nodes.
20110 (simplify_using_initial_conditions): Do not record used conditions.
20111 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
20112 Do not set additional_info.
20113 (implies_nonnegative_p, implies_ge_p): Removed.
20114 (derive_constant_upper_bound): Do not use parameter `additional'.
20115 (record_estimate): Parameter `additional' removed. Parameter
20116 `i_bound' added. Do not call derive_constant_upper_bound.
20117 (record_nonwrapping_iv): Use derive_constant_upper_bound to
20118 bound the number of iterations estimate.
20119 (estimate_numbers_of_iterations_loop): Pass the estimate from
20120 the number of iterations analysis to record_estimate.
20121 * tree.h (multiple_of_p): Declare.
20122 * tree-scalar-evolution.c (expression_expensive_p): Removed.
20123 (scev_const_prop): Do not check expression_expensive_p.
20124 * fold-const.c (multiple_of_p): Exported.
20125 * double-int.c (double_int_mask): Exported.
20126 * double-int.h (double_int_mask): Declare.
20127 * tree-flow.h (struct tree_niter_desc): Removed additional_info
20128 field. Added max field.
20130 2007-03-13 David Taylor <taylor@candd.org>
20133 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
20136 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20139 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
20140 two unamed patterns.
20142 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
20144 * config/i386/i386.opt (mcx16, msahf): New options.
20145 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
20146 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
20148 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
20149 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
20150 Output -mcx16 and -msahf options when corresponding bit is set.
20152 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
20153 and -msahf options.
20155 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
20157 * configure.ac: Test for assembler tolerance to # 0 "".
20158 * configure, config.in: Rebuilt.
20159 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
20161 2007-03-13 Geoffrey Keating <geoffk@apple.com>
20163 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
20165 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
20166 (handle_syscall): Handle direct system calls.
20167 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
20169 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
20171 * doc/invoke.texi: Fix cpp.info cross-reference.
20172 * doc/passes.texi: Fix gcc.info cross-reference.
20174 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
20176 PR tree-optimization/30835
20177 * lambda-code.c (can_convert_to_perfect_nest): Check whether
20178 bb_for_stmt is not NULL before accessing it.
20180 2007-03-12 Joseph Myers <joseph@codesourcery.com>
20182 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
20185 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
20188 * doc/install.texi: Document --enable-stage1-languages
20190 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
20192 * tree-pass.h (pass_into_cfg_layout_mode,
20193 pass_outof_cfg_layout_mode): Declare.
20194 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
20195 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
20196 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
20197 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
20199 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
20201 * c-decl.c (warn_variable_length_array): New function.
20202 Refactored from grokdeclarator to handle warn_vla
20203 and handle unnamed array case.
20204 (grokdeclarator): Refactored VLA warning case.
20205 * c.opt (Wvla): New flag.
20206 * doc/invoke.texi (Wvla): New warning.
20208 2007-03-12 Richard Henderson <rth@redhat.com>
20210 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
20211 (TARGET_SECTION_TYPE_FLAGS): New.
20213 2007-03-12 Richard Henderson <rth@redhat.com>
20215 * config/darwin.c (machopic_reloc_rw_mask): New.
20216 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
20217 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
20219 2007-03-12 Mark Mitchell <mark@codesourcery.com>
20221 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
20222 * cppdefault.h (cpp_PREFIX): Document.
20223 (cpp_PREFIX_len): Likewise.
20224 (cpp_EXEC_PREFIX): New variable.
20225 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
20226 * c-incpath.c (add_standard_paths): Correct logic for relocating
20227 paths within prefix.
20229 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
20231 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
20232 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
20234 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
20235 fix_truncdfdi_sse using SSEMODEF mode macro.
20236 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
20237 fix_truncdfsi_sse using SSEMODEF mode macro.
20238 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
20239 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
20241 2007-03-12 Richard Sandiford <richard@codesourcery.com>
20243 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
20244 elfos.h to tm_file.
20246 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
20248 * tree.h : Add multiple_of_p declaration.
20249 * fold-const.c (multiple_of_p): Make multiple_of_p public.
20250 * ipa-type-escape.c (results_of_malloc): Redundant.
20251 (visited_stmts): New. Visited stmt for walk_use_def_chains.
20252 (cast_type): Extended with new members.
20253 (check_cast): Returns cast_type.
20254 (cast): New structure for data of walk_use_def_chains.
20255 (is_malloc_result, is_cast_from_non_pointer_1,
20256 is_cast_from_non_pointer,
20257 is_array_access_through_pointer_and_index): New functions.
20258 (look_for_casts): Returns cast types.
20259 (check_call): Returns void.
20260 (okay_pointer_operation): Use support of pointer plus index,
20261 pointer plus constant and allow all multiplications.
20263 2007-03-11 Richard Guenther <rguenther@suse.de>
20265 PR tree-optimization/31115
20266 * tree-vrp.c (extract_range_from_binary_expr): Make sure
20267 the shift count is positive and non-anti-range for RSHIFT_EXPR.
20268 A shift count of zero is not special as with *_DIV_EXPR.
20269 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
20272 2007-03-11 Ian Lance Taylor <iant@google.com>
20274 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
20275 the *_DIV_EXPR codes correctly with overflow infinities.
20277 2007-03-11 Ira Rosen <irar@il.ibm.com>
20279 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
20280 indicate success/failure of the analysis. Add negation to subtrahend
20281 in case of subtraction. Fail if both operands contain constants.
20282 (create_data_ref): Fail if analyze_offset fails.
20284 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
20286 * config/i386/i386.md (frndintxf2): Rename to ...
20287 (rintxf2): ... this. Remove expander having same name.
20288 (rintsf2, rintdf2): Implement using SSEMODEF macro.
20289 (roundsf2, rounddf2): Ditto.
20290 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
20291 (lround<mode>di2, lround<mode>si2): Ditto.
20293 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
20295 * lower-subreg.c: Include except.h.
20296 (decompose_multiword_subregs): Verify that the only control flow
20297 insns we can split are loads to multi-words pseudos.
20298 Handle breaking such blocks after splitting, instead of calling
20299 find_many_sub_basic_blocks.
20301 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
20302 on the new basic block. Add a lengthy comment explaining why we
20303 thought this was necessary.
20304 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
20306 2007-03-10 Mark Mitchell <mark@codesourcery.com>
20309 * tree.c (walk_type_fields): Recurse into the element type of
20310 ARRAY_TYPEs if there is a pointer set.
20312 2007-03-10 Dirk Mueller <dmueller@suse.de>
20314 * c-common.c (warn_logical_operator): Fix condition.
20316 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
20318 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
20320 * config/darwin.c (machopic_select_section): Remove superfluous
20321 argument in call to categorize_decl_for_section. Remove unused
20324 2007-03-10 Joseph Myers <joseph@codesourcery.com>
20326 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
20328 * configure: Regenerate.
20330 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
20333 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
20334 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
20335 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
20336 Add LABEL_NUSES to emitted label.
20337 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
20338 branch probability value to emitted jump insn.
20339 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
20340 Do not check life information and do not re-arrange input operands
20341 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
20343 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
20345 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
20346 the change of decode_asm_operands.
20348 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
20350 * mode-switching.c (create_pre_exit): Skip blockage insn.
20352 2007-03-09 Diego Novillo <dnovillo@redhat.com>
20354 * tree-pass.h (TODO_update_smt_usage): Remove.
20356 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
20360 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20362 * pa.c (attr_length_call): Revise condition for long
20363 pc-relative branch.
20364 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
20365 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
20366 sequence on SOM target.
20368 2007-03-09 Geoffrey Keating <geoffk@apple.com>
20370 * gcc.c: Document %{, in big comment at top.
20371 (input_suffix_matches): Remove special handling for .s and
20373 (input_spec_matches): New.
20374 (handle_braces): Handle %{,.
20375 (validate_switches): ',' indicates a value which is not a switch.
20376 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
20377 to detect assembler input.
20378 * config/i386/sol2.h (CPP_SPEC): Likewise.
20379 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
20380 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
20381 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
20382 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
20383 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
20384 -m64 causes deployment target to default to 10.5.
20385 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
20387 2007-03-09 Richard Henderson <rth@redhat.com>
20390 * target.h (targetm.asm.out.reloc_rw_mask): New.
20391 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
20392 (TARGET_ASM_OUT): Use it.
20393 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
20394 * varasm.c (categorize_decl_for_section): Remove shlib argument;
20395 use the new reloc_rw_mask target hook instead.
20396 (default_section_type_flags_1): Merge into...
20397 (default_section_type_flags): ... here.
20398 (decl_readonly_section_1): Merge into...
20399 (decl_readonly_section): ... here.
20400 (default_elf_select_section_1): Merge into...
20401 (default_elf_select_section): ... here.
20402 (default_unique_section_1): Merge into...
20403 (default_unique_section): ... here.
20404 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
20405 (default_select_rtx_section): Use it.
20406 (default_elf_select_rtx_section): Likewise.
20407 * output.h: Update to match.
20408 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
20409 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
20410 (TARGET_ASM_RELOC_RW_MASK): New.
20411 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
20412 to categorize_decl_for_section.
20413 (x86_64_elf_unique_section): Likewise.
20414 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
20415 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
20416 (TARGET_ASM_RELOC_RW_MASK): New.
20417 * config/ia64/ia64.c (ia64_rwreloc_select_section,
20418 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
20419 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
20420 (TARGET_RWRELOC): Remove.
20421 (ia64_section_type_flags): Adjust call to default_section_type_flags.
20422 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
20423 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
20424 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
20425 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
20426 (rs6000_xcoff_select_section): Use decl_readonly_section.
20427 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
20428 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
20429 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
20430 (TARGET_SECTION_TYPE_FLAGS): Remove.
20431 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
20433 2007-03-09 Roger Sayle <roger@eyesopen.com>
20435 * fold-const.c (fold_comparison): Remove compile-time evaluation of
20436 complex constant equality/inequality comparisons for here.
20437 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
20438 known at compile-time or can be simplified to a scalar comparison.
20439 (fold_relational_const): Move compile-time evaluation of complex
20440 constant equality/inequality comparisons to here.
20442 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
20444 PR rtl-optimization/30643
20445 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
20447 (fold_rtx): Recurse, like before 2006-11-03.
20449 2007-03-09 DJ Delorie <dj@redhat.com>
20451 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
20454 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
20456 PR tree-optimization/30375
20457 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
20458 LHS of statements is not the same.
20459 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
20461 2007-03-09 Chao-ying Fu <fu@mips.com>
20463 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
20465 * doc/invoke.texi (-mdspr2): Document new option.
20466 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
20467 New unspec for DSP REV 2.
20468 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
20469 these instructions are extended in DSP REV 2.
20470 (mips-dspr2.md): Include.
20471 * config/mips/mips.opt (mdspr2): New option.
20472 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
20473 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
20474 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
20475 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
20476 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
20477 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
20478 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
20480 (bdesc_map): Add one field of unsupported_target_flags.
20481 (bdesc_arrays): Update entries to have extra fields. Add
20483 (mips_init_builtins): Initialize new function types.
20484 Check unsupported_target_fileds to filter out builtins.
20485 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
20487 (ASM_SPEC): Pass mdspr2 to the assembler.
20488 * config/mips/mips-dspr2.md: New file.
20490 2007-03-09 Sa Liu <saliu@de.ibm.com>
20492 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
20494 2007-03-09 Ian Lance Taylor <iant@google.com>
20496 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
20497 argument) like -Wstrict-overflow=2.
20498 * doc/invoke.texi (Warning Options): Update documentation.
20500 2007-03-09 Dirk Mueller <dmueller@suse.de>
20503 * doc/invoke.texi (-Wlogical-op): Document.
20504 * common.opt (-Wlogical-op): New.
20505 * c-common.h (warn_logical_operator): Declare.
20506 * c-common.c (warn_logical_operator): Define.
20507 * c-typeck.c (parser_build_binary_op): Call
20508 warn_logical_operator.
20510 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
20512 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
20513 * final.c (final_scan_insn): Test for non-"" file name.
20515 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
20517 * doc/loop.texi: Document the Omega linear constraints solver.
20518 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
20519 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
20520 omega-hash-table-size, omega-max-keys, and
20521 omega-eliminate-redundant-constraints.
20522 * tree-pass.h (pass_check_data_deps): Declared.
20525 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
20526 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
20527 pass_check_data_deps): New.
20528 * tree-data-ref.c (init_data_ref): Remove declaration.
20529 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
20530 (analyze_array): Renamed init_array_ref, move up initializations.
20531 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
20532 Removed arguments that are set to NULL.
20533 (analyze_indirect_ref): Correct indentation, correct call to
20535 (object_analysis): Call init_array_ref instead of analyze_array.
20536 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
20537 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
20538 of DR_ACCESS_FNS_ADDR.
20539 (init_omega_eq_with_af, omega_extract_distance_vectors,
20540 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
20541 ddr_consistent_p): New.
20542 (compute_affine_dependence): Check consistency of ddrs when
20543 flag_check_data_deps is passed.
20544 (analyze_all_data_dependences): Uncomment.
20545 (tree_check_data_deps): New.
20546 * tree-data-ref.h: Include omega.h.
20547 (DR_ACCESS_FNS_ADDR): Removed.
20548 (data_dependence_relation): Add inner_loop.
20549 (DDR_INNER_LOOP): New.
20550 * common.opt (fcheck-data-deps): New.
20551 * tree-flow.h (tree_check_data_deps): Declare.
20552 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
20553 (OBJS-common): Depend on omega.o.
20555 * passes.c (pass_check_data_deps): Scheduled.
20556 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
20557 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
20558 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
20559 PARAM_VECT_MAX_VERSION_CHECKS,
20560 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
20562 2007-03-09 Richard Guenther <rguenther@suse.de>
20564 PR tree-optimization/30904
20565 PR middle-end/31058
20566 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
20567 the same way as *_DIV_EXPR.
20569 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
20571 * recog.c (decode_asm_operands): No mixed declarations and code.
20573 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
20575 * rtl.def (ASM_INPUT): Add location.
20576 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
20577 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
20578 (decode_asm_operands): Add loc operand.
20579 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
20580 * stmt.c (expand_asm): Rename to...
20581 (expand_asm_loc): ... this. Add locus argument. Pass it on to
20582 gen_rtx_ASM_INPUT_loc.
20583 (expand_asm_expr): Adjust.
20584 * recog.c (decode_asm_operands): Add loc operand.
20585 (check_asm_operands, extract_insn): Adjust.
20586 * reload1.c (maybe_fix_stack_asms): Likewise.
20587 * final.c (asm_insn_count): Likewise.
20588 (final_scan_insn): Output # line before and after asm.
20590 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
20592 * tree-ssa-structalias.c (variable_info): Remove
20594 (new_var_info): Ditto.
20595 (shared_bitmap_info_t): New structure.
20596 (shared_bitmap_table): New variable.
20597 (shared_bitmap_hash): New function.
20598 (shared_bitmap_eq): Ditto
20599 (shared_bitmap_lookup): Ditto.
20600 (shared_bitmap_add): Ditto.
20601 (merge_smts_into): Change to take bitmap directly.
20602 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
20603 (init_alias_vars): Init shared bitmap hashtable.
20604 (delete_points_to_sets): Delete shared bitmap hashtable.
20605 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
20606 is_aliased removal as a change that was still necessary was
20609 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
20611 * config/i386/i386.h (override_options): Conditionally disable
20612 x86_sahf for 64bit targets only.
20614 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
20617 * c-decl.c (merge_decls): Don't call make_var_volatile.
20618 * varasm.c (make_var_volatile): Remove.
20619 * output.h (make_var_volatile): Remove.
20621 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
20623 PR tree-optimization/31085
20624 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
20626 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20628 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
20629 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
20630 ATTR_CONST_NOTHROW_LIST.
20632 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
20635 2007-03-08 Diego Novillo <dnovillo@redhat.com>
20637 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
20639 2007-03-08 Geoffrey Keating <geoffk@apple.com>
20642 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
20644 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
20645 passed, use shared libgcc.
20647 2007-03-08 Roger Sayle <roger@eyesopen.com>
20649 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
20650 instead of calling build2 with a GIMPLE_MODIFY_STMT.
20651 (honor_protect_cleanup_actions, lower_try_finally_switch):
20653 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
20654 ifc_temp_var): Likewise.
20655 * tree-inline.c (setup_one_parameter): Likewise.
20656 * tree-mudflap.c (mf_decl_cache_locals,
20657 mf_build_check_statement_for): Likewise.
20658 * tree-nested.c (init_tmp_var, save_tmp_var,
20659 finalize_nesting_tree_1): Likewise.
20660 * tree-outof-ssa.c (insert_copy_on_edge,
20661 insert_backedge_copies): Likewise.
20662 * tree-profile.c (tree_gen_edge_profiler,
20663 tree_gen_ic_profiler): Likewise.
20664 * tree-scalar-evolution.c (scev_const_prop): Likewise.
20665 * tree-sra.c (sra_build_assignment): Likewise.
20666 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
20667 * tree-ssa-math-opts.c (insert_reciprocals,
20668 execute_cse_sincos_1): Likewise.
20669 * tree-tailcall.c (adjust_accumulator_values,
20670 adjust_return_value): Likewise.
20671 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
20672 * tree-vect-transform.c (vect_create_data_ref_ptr,
20673 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
20674 vect_create_epilog_for_reduction, vectorizable_reduction,
20675 vectorizable_call, vectorizable_conversion,
20676 vectorizable_assignment, vectorizable_operation,
20677 vectorizable_type_demotion, vect_gen_widened_results_half,
20678 vect_permute_store_chain, vectorizable_store,
20679 vect_setup_realignment, vect_permute_load_chain,
20680 vectorizable_load, vectorizable_condition,
20681 vect_create_cond_for_align_checks): Likewise.
20682 * tree-vrp.c (build_assert_expr_for): Likewise.
20684 2007-03-08 Ian Lance Taylor <iant@google.com>
20686 * tree-vrp.c: Include "intl.h".
20687 (usable_range_p): New static function.
20688 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
20689 overflowed values, juts set *strict_overflow_p.
20690 (compare_values): Only return -2 if one of the operands is not a
20692 (compare_ranges): Call usable_range_p.
20693 (compare_range_with_value): Likewise.
20694 (vrp_evaluate_conditional_warnv): Rename from
20695 vrp_evaluate_conditional. Make static. Change all callers.
20696 (vrp_evaluate_conditional): New function.
20697 (simplify_div_or_mod_using_ranges): Issue warning about reliance
20698 on signed overflow.
20699 (simplify_abs_using_ranges): Likewise.
20700 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
20701 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
20702 within_stmt parameter.
20703 * tree-ssa-propagate.c (fold_predicate_in): Update call to
20704 vrp_evaluate_conditional.
20705 * tree-ssa-threadedge.c
20706 (record_temporary_equivalences_from_stmts_at_dest): Change
20707 simplify parameter to take a second tree parameter.
20708 (simplify_control_stmt_condition): Likewise.
20709 (thread_across_edge): Likewise.
20710 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
20711 (thread_across_edge): Likewise.
20712 * Makefile.in (tree-vrp.o): Depend upon intl.h.
20714 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
20716 * config/i386/i386.h (TARGET_SAHF): New define.
20717 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
20718 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
20719 (x86_sahf): New global variable.
20720 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
20721 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
20722 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
20723 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
20725 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
20726 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
20727 when expanding fcomi/sahf based tests.
20728 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
20729 expanding sahf based alternative. Emit sahf based sequence when
20730 optimizing for code size.
20731 * config/i386/i386.md (x86_sahf_1): Do not disable for
20732 TARGET_64BIT, enable for TARGET_SAHF.
20734 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
20736 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
20737 spurious whitespace from error message.
20739 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
20742 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
20744 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
20746 * c-decl.c (grokdeclarator): Disable warnings for anonymous
20748 * tree-sra.c (instantiate_element): Propagate disabled warnings
20749 from the element itself to the created variable.
20751 2007-03-07 Richard Henderson <rth@redhat.com>
20754 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
20755 silently fix up the stack in the case of a missing register.
20757 2007-03-07 Paul Brook <paul@codesourcery.com>
20759 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
20761 2007-03-07 Joseph Myers <joseph@codesourcery.com>
20763 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
20765 (phase1_vrs): Use them.
20766 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
20767 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
20768 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
20769 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
20770 __gnu_Unwind_Restore_WMMXC if required.
20771 (_Unwind_VRS_Pop): Implement iWMMXt support.
20772 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
20773 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
20774 gnu_Unwind_Save_WMMXC): Define.
20776 2007-03-07 Richard Sandiford <richard@codesourcery.com>
20778 * config/vxworks.h (vxworks_override_options): Declare.
20779 (VXWORKS_OVERRIDE_OPTIONS): Use it.
20780 * config/vxworks.c: Include target.h and toplev.h.
20781 (vxworks_override_options): New function.
20782 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
20784 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
20786 * config/s390/s390.c (override_options): Don't emit an error when
20787 -mstack-size is used without providing -mstack-guard.
20788 (s390_emit_prologue): Choose stack_guard value automatically if not
20789 provided via command line.
20790 * doc/invoke.texi: Adjust description of -mstack-guard and
20793 2007-03-07 Richard Sandiford <richard@codesourcery.com>
20795 * config/i386/i386.c (output_set_got): Add a GOT initialization
20796 sequence for VxWorks PIC.
20797 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
20798 around labels as well as symbols. Use gotoff_operand instead
20799 of local_symbolic_operand.
20800 (legitimize_pic_address): Use gotoff_operand instead of
20801 local_symbolic_operand. Use @GOT accesses for labels as
20803 (ix86_output_addr_diff_elt): Use PC-relative rather than
20804 GP-relative offsets for VxWorks PIC.
20805 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
20806 no_new_pseudos. Check whether the returned register is op0.
20807 * config/i386/i386.md (tablejump): Use PC-relative rather than
20808 GP-relative offsets for VxWorks PIC.
20809 * config/i386/predicates.md (gotoff_operand): New predicate.
20811 2007-03-06 Richard Sandiford <richard@codesourcery.com>
20813 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
20815 * config/vxworks-dummy.h: New file.
20816 * config/i386/i386.h: Include it.
20818 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
20820 * dwarf2out.c (is_inlined_entry_point): New
20821 (add_high_low_attributes): Emit DW_AT_entry_pc along with
20822 DW_AT_ranges if the first subblock is the entry point.
20824 2007-03-06 David Daney <ddaney@avtrex.com>
20826 * doc/install.texi (mips-*-*): Change recommended binutils
20829 2007-03-06 Anatoly Sokolov <aesok@post.ru>
20831 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
20832 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
20834 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
20835 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
20837 2007-03-06 Jan Hubicka <jh@suse.cz>
20839 * errors.h (warning, error, fatal, internal_error): Mark as cold.
20840 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
20842 (probably_cold_bb_p): Cold functions are cold.
20843 (probably_never_executed_bb_p): Cold functions are cold.
20844 (tree_bb_level_predictions): Predict calls to cold functions as not
20846 (compute_function_frequency): Check hot/cold attributes.
20847 * function.h (function_frequency): Update comments.
20848 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
20849 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
20850 (c_common_att): Add cold and hot.
20852 * doc/extend.texi (hot,cold attributes): Document.
20854 2007-03-06 Andrew Haley <aph@redhat.com>
20856 * function.c (expand_function_end): Move blockage to just after we
20857 emit the label for the naked return from the function.
20859 2007-03-06 Richard Sandiford <richard@codesourcery.com>
20861 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
20864 2007-03-06 Jan Hubicka <jh@suse.cz>
20866 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
20867 loaded for constant large models. Non-large 64bit PIC can do.
20868 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
20869 * cmodel.h: Add LARGE PIC.
20870 * i386.md (UNSPEC_PLTOFF): New.
20871 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
20873 (*call_1_rex64): Disable for large models.
20874 (*call_1_rex64_large): New.
20875 (*call_value_1_rex64): Disable for large models.
20876 (*call_value_1_rex64_large): New.
20877 (set_rip_rex4): New.
20878 (set_got_offset_rex64): New.
20879 * predicates.md (constant_call_address_operand): For large model
20880 constant calls are not possible.
20881 * i386-protos.h (construct_plt_address): Declare.
20882 * i386.c (override_options): Accept large models.
20883 (ix86_expand_prologue): Expand large PIC GOT pointer load.
20884 (legitimate_constant_p): Add new UNSPECs.
20885 (legitimate_pic_operand_p): Likewise.
20886 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
20887 (legitimize_pic_address): Do easy RIP relative way for TLS only for
20889 (output_pic_addr_const): Add PLTOFF.
20890 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
20891 (ix86_expand_move): Legitimize pic address when in PIC mode.
20892 (construct_plt_address): New function.
20893 (ix86_expand_call): Offload the address to register and use GOT
20894 pointer for large model.
20895 * invoke.texi (mcmodel=large): Update documentation.
20897 2007-03-06 Richard Henderson <rth@redhat.com>
20899 * config/i386/i386.c (x86_use_leave, x86_push_memory,
20900 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
20901 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
20902 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
20903 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
20904 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
20905 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
20906 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
20907 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
20908 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
20909 x86_partial_reg_dependency, x86_memory_mismatch_stall,
20910 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
20911 x86_sse_partial_reg_dependency, x86_sse_split_regs,
20912 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
20913 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
20914 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
20915 x86_schedule, x86_use_bt, x86_pad_returns,
20916 x86_use_xchgb): Merge into ...
20917 (ix86_tune_features): ... here. New array.
20918 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
20919 x86_bswap): Merge into ...
20920 (ix86_arch_features): ... here. New array.
20921 (x86_3dnow_a): Remove.
20922 (x86_accumulate_outgoing_args): Make static.
20923 (x86_arch_always_fancy_math_387): Make static.
20924 (ix86_tune_mask, ix86_arch_mask): Move ...
20925 (override_options): ... to local variables here. Apply the
20926 appropriate mask to each element of ix86_arch_features and
20927 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
20928 as were done in the old macros.
20929 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
20930 * config/i386/i386.h (x86_use_leave, x86_push_memory,
20931 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
20932 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
20933 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
20934 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
20935 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
20936 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
20937 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
20938 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
20939 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
20940 x86_partial_reg_dependency, x86_memory_mismatch_stall,
20941 x86_accumulate_outgoing_args, x86_prologue_using_move,
20942 x86_epilogue_using_move, x86_decompose_lea,
20943 x86_arch_always_fancy_math_387, x86_shift1,
20944 x86_sse_partial_reg_dependency, x86_sse_split_regs,
20945 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
20946 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
20947 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
20948 x86_use_incdec, x86_pad_returns, x86_bswap,
20949 x86_partial_flag_reg_stall): Remove.
20950 (enum ix86_tune_indices): New.
20951 (ix86_tune_features): New.
20952 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
20953 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
20954 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
20955 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
20956 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
20957 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
20958 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
20959 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
20960 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
20961 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
20962 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
20963 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
20964 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
20965 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
20966 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
20967 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
20968 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
20969 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
20970 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
20971 TARGET_EXT_80387_CONSTANTS): Use it.
20972 (enum ix86_arch_indices): New.
20973 (ix86_arch_features): New.
20974 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
20975 TARGET_BSWAP): Use it.
20976 (ix86_tune_mask, ix86_arch_mask): Remove.
20978 2007-03-06 Joseph Myers <joseph@codesourcery.com>
20981 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
20982 Define using $${sysroot_headers_suffix}.
20983 * configure: Regenerate.
20984 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
20985 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
20987 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
20988 * gcc.c (print_sysroot_headers_suffix): New.
20989 (option_map): Include --print-sysroot-headers-suffix.
20990 (display_help): Mention -print-sysroot-headers-suffix.
20991 (process_command): Handle -print-sysroot-headers-suffix.
20992 (do_spec_1): Append multilib directory to include-fixed path if
20993 sysroot suffixes in use.
20994 (main): Handle -print-sysroot-headers-suffix.
20995 * Makefile.in (start.encap): Don't depend on xlimits.h
20996 (xlimits.h): Remove.
20997 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
20998 limits.h for each multilib in fixinc_list.
20999 (fixinc_list, s-fixinc_list): New.
21000 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
21001 generate them for each multilib in fixinc_list.
21002 (stmp-fixproto): Use include-fixed. Run fixproto for each
21003 multilib in fixinc_list.
21004 (mostlyclean): Don't remove xlimits.h.
21005 (clean): Remove include-fixed.
21006 (real-install-headers-tar, real-install-headers-cpio,
21007 real-install-headers-cp): Don't copy include, only include-fixed.
21008 (install-mkheaders): Depend on fixinc_list. Don't depend on
21009 xlimits.h. Save limits.h files for each multilib in fixinc_list.
21010 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
21011 SYSTEM_HEADER_DIR setting in mkheaders.conf.
21013 2007-03-06 Jan Hubicka <jh@suse.cz>
21015 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
21018 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21020 * configure.ac: Allow tm_file to contain build-directory files.
21021 * configure: Regenerate.
21022 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
21023 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
21024 * config/m68k/print-sysroot-suffix.sh: New file.
21026 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21028 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
21029 of pic_offset_table_rtx if reload_completed.
21030 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
21031 PIC_OFFSET_TABLE_REGNUM.
21032 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
21034 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
21035 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
21037 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21039 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
21040 functions that call eh_return.
21042 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21044 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
21045 functions that need a constant pool.
21047 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21050 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
21051 (m68k_preferred_reload_class): Likewise.
21052 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
21053 (SECONDARY_RELOAD_CLASS): Define.
21054 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
21055 (LIMIT_RELOAD_CLASS): Delete.
21056 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
21057 registers from storing bytes.
21058 (m68k_secondary_reload_class): New function.
21059 (m68k_preferred_reload_class): Likewise.
21061 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21063 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
21065 (m68k_expand_prologue): Likewise.
21067 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21069 * config/m68k/m68k-protos.h (output_sibcall): Declare.
21070 (mips_expand_epilogue): Add a bool parameter.
21071 (m68k_legitimize_sibcall_address): Declare.
21072 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
21073 (m68k_expand_epilogue): Add a parameter to select between sibling
21074 and normal epilogues. Only generate a return for the latter.
21075 (m68k_ok_for_sibcall_p): New function.
21076 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
21077 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
21078 (sibcall_value, *sibcall_value): Likewise.
21079 (*call, *call_value): Require !SIBLING_CALL_P.
21080 (epilogue): Update call to m68k_expand_epilogue.
21081 (sibcall_epilogue): New pattern.
21082 * config/m68k/predicates.md (const_call_operand): Say that this
21083 predicate applies to sibling calls too.
21084 (sibcall_operand): New predicate.
21086 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21088 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
21089 alternatives as movsi_cf.
21090 (movsf_cf_hard): Add commentary.
21092 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
21093 Richard Sandiford <richard@codesourcery.com>
21095 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
21096 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
21097 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
21098 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
21099 as being live on exit from an interrupt function.
21100 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
21101 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
21102 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
21103 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
21104 (m68k_interrupt_function_p): Globalize.
21105 (m68k_compute_frame_layout): Remove reverse mask code.
21106 (m68k_emit_movem, m68k_set_frame_related): New functions.
21107 (m68k_output_function_prologue): Delete in favor of...
21108 (m68k_expand_prologue): ...this new function.
21109 (m68k_output_function_epilogue): Delete in favor of...
21110 (m68k_expand_epilogue): ...this new function.
21111 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
21113 (print_operand): Handle %?.
21114 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
21115 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
21116 (prologue, epilogue): New patterns.
21117 (return): Turn into a define_expand.
21118 (*return): New pattern, derived from old "return" pattern. Use rte
21119 rather than rts for interrupt functions. Only use rtd if the pop
21121 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
21122 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
21123 (link, *link, unlink, *unlink, load_got): Likewise.
21125 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21129 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
21130 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
21131 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
21132 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
21133 and m68k_matches_u_p.
21134 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
21135 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
21136 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
21137 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
21138 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
21139 (REG_STRICT_P): New macro.
21140 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
21141 PCREL_GENERAL_OPERAND_OK.
21142 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
21143 m68k_legitimate_base_reg_p.
21144 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
21145 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
21146 (PIC_CASE_VECTOR_ADDRESS): Update comment.
21147 * config/m68k/m68k.c (m68k_address): New structure.
21148 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
21149 (m68k_decompose_index, m68k_legitimate_constant_address_p)
21150 (m68k_jump_table_ref_p, m68k_decompose_address)
21151 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
21152 (m68k_matches_u_p): New functions.
21153 (print_operand_address): Rewrite to use m68k_decompose_index.
21155 2007-03-05 David Taylor <dtaylor@emc.com>
21157 * gcc.c: Correct copyright date in --version output.
21159 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21161 * pa.md: In unamed move patterns, disparge copies between general
21162 and floating point registers using '?' modifier. Don't include 'f'
21163 constraint for register preferences in DImode, SImode, HImode and
21164 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
21165 Remove constraints for copies between general and floating registers
21166 in soft-float DFmode pattern.
21167 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
21171 2007-03-05 Mike Stump <mrs@apple.com>
21173 * c-common.c (targetcm): Add.
21174 * c-opts.c (c_common_handle_option): Handle language specific
21176 * opts.c (handle_option): Verify language for target options, if
21178 * opth-gen.awk: Add CL_LANG_ALL.
21179 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
21180 (TARGETCM_INITIALIZER): Add.
21181 * target.h (struct gcc_targetcm): Add.
21183 * targhooks.c (default_handle_c_option): Add.
21184 * targhooks.h (default_handle_c_option): Add.
21185 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
21187 * config/darwin.opt (iframework): Add.
21188 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
21189 * config/darwin-c.c (handle_c_option): Add.
21190 (TARGET_HANDLE_C_OPTION): Add.
21192 * doc/invoke.texi (Darwin Options): Add -iframework.
21194 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21196 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
21199 2007-03-05 Ian Lance Taylor <iant@google.com>
21201 * c.opt (fgnu89-inline): New option.
21202 * c-opts.c (c_common_post_options): Set default value for
21204 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
21205 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
21207 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
21208 (grokdeclarator, start_function): Likewise.
21209 * c-cppbuiltin.c (c_cpp_builtins): Define either
21210 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
21211 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
21212 (C Dialect Options): Document -fgnu89-inline.
21213 * doc/extend.texi (Function Attributes): Explain what the
21214 gnu_inline attribute does.
21215 * doc/cpp.texi (Common Predefined Macros): Document
21216 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
21218 2007-03-05 Ian Lance Taylor <iant@google.com>
21220 PR tree-optimization/31034
21221 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
21222 half-range if the other side is an overflow infinity.
21224 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
21226 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
21227 (bfin*-linux-uclibc*): New configuration.
21228 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
21230 * config/bfin/linux.h: New file.
21231 * config/bfin/libgcc-bfin.ver: New file.
21232 * config/bfin/t-bfin-uclinux: New file.
21233 * config/bfin/t-bfin-linux: New file.
21234 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
21235 (TARGET_OS_CPP_BUILTINS): New macro.
21237 2007-03-05 Richard Guenther <rguenther@suse.de>
21239 * fold-const.c (fold_binary): Remove duplicate folding
21240 of comparison of non-null ADDR_EXPR against null.
21242 2007-03-05 Richard Guenther <rguenther@suse.de>
21243 Dorit Nuzman <dorit@il.ibm.com>
21245 PR tree-optimization/26420
21246 * tree-vectorizer.c (vectorize_loops): Bail out early if there
21247 are no loops in the function. Only print the number of
21248 vectorized loops if it is greater than zero or we are supposed
21249 to print information about unvectorized loops.
21251 2007-03-05 Revital Eres <eres@il.ibm.com>
21253 * gcc.dg/var-expand1.c: New test.
21254 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
21255 when an accumulator is expanded.
21257 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21260 * c-common.c (convert_and_check): Don't give warnings for
21261 conversion if 'expr' already overflowed.
21263 2007-03-04 Roger Sayle <roger@eyesopen.com>
21265 PR middle-end/30744
21266 * fold-const.c (fold_comparison): Enforce type consistency when
21267 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
21269 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
21271 * tree-ssa-address.c (create_mem_ref): Do not put an expression
21272 containing a cast to the base of TARGET_MEM_REF.
21274 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
21276 * tree.c (tree_contains_struct_check_failed): Remove spurious
21277 whitespace from error message.
21279 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
21282 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
21283 instead of precision.
21285 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
21286 Nathan Sidwell <nathan@codesourcery.com>
21288 * emit-rtl.c (find_auto_inc): New.
21289 (try_split): recreate REG_INC notes,
21290 Use regular for loops rather than whiles.
21292 2007-03-03 Andreas Schwab <schwab@suse.de>
21294 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
21295 * configure: Regenerate.
21297 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21299 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
21300 flag_rounding_math, not flag_unsafe_math_optimizations.
21302 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
21304 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
21305 alpha_fold_vector_minmax): Likewise.
21306 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
21307 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
21309 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
21311 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
21312 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
21313 if the lhs has side-effects.
21314 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
21316 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
21318 * config/i386/i386.h (TUNEMASK): Remove define.
21319 (ARCHMASK): Remove define.
21320 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
21321 Use ix86_arch_mask variable instead of ARCHMASK.
21322 * config/i386/i386.c (override_options): Ditto.
21323 (standard_80387_constant_p): Ditto.
21325 2007-03-02 Ian Lance Taylor <iant@google.com>
21327 Used signed infinities in VRP.
21328 * tree-vrp.c (uses_overflow_infinity): New static function.
21329 (supports_overflow_infinity): New static function.
21330 (make_overflow_infinity): New static function.
21331 (negative_overflow_infinity): New static function.
21332 (positive_overflow_infinity): New static function.
21333 (is_negative_overflow_infinity): New static function.
21334 (is_positive_overflow_infinity): New static function.
21335 (is_overflow_infinity): New static function.
21336 (overflow_infinity_range_p): New static function.
21337 (compare_values_warnv): New function split out of compare_values.
21338 (compare_value): Call it.
21339 (set_value_range_to_nonnegative): Add overflow_infinity
21340 parameter. Change caller.
21341 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
21343 (vrp_expr_computes_nonzero): Likewise.
21344 (compare_ranges, compare_range_with_value): Likewise.
21345 (compare_name_with_value, compare_names): Likewise.
21346 (vrp_evaluate_conditional): Likewise.
21347 (set_value_range): Handle infinity
21348 (vrp_operand_equal_p, operand_less_p): Likewise.
21349 (extract_range_from_assert): Likewise.
21350 (vrp_int_const_binop): Likewise.
21351 (extract_range_from_binary_expr): Likewise.
21352 (extract_range_from_unary_expr): Likewise.
21353 (extract_range_from_comparison): Likewise.
21354 (extract_range_from_expr): Likewise.
21355 (dump_value_range): Likewise.
21356 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
21357 (test_for_singularity): Likewise.
21358 (vrp_int_const_binop): Remove inline qualifier.
21359 (adjust_range_with_scev): Add comment.
21360 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
21362 2007-03-02 Diego Novillo <dnovillo@redhat.com>
21364 * tree-ssa-structalias.c (could_have_pointers): Tidy.
21365 (get_constraint_for): Likewise.
21366 (do_structure_copy): Likewise.
21367 (find_func_aliases): Fix references to MODIFY_EXPR.
21368 (intra_create_variable_infos): Tidy.
21369 * tree-ssa-operands.c (add_virtual_operand): Add argument
21371 When adding members of alias sets, if IS_CALL_SITE is true and
21372 the symbol is not call-clobbered, skip it.
21373 Adjust all callers.
21375 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
21377 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
21378 entry by means of emit_insn_at_entry.
21380 2007-03-02 Richard Henderson <rth@redhat.com>
21382 * expr.h (promoted_input_arg): Remove decl.
21383 * function.c (promoted_input_arg): Merge into ...
21384 * combine.c (setup_incoming_promotions): ... only caller.
21385 Rearrange to avoid double loop.
21387 2007-03-02 Ben Elliston <bje@au.ibm.com>
21388 Peter Bergner <bergner@vnet.ibm.com>
21389 Janis Johnson <janis187@us.ibm.com>
21391 * config/rs6000/dfp.md: New file.
21392 * config/rs6000/rs6000.md: Include dfp.md.
21393 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
21394 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
21395 and TDmode decimal float modes in FP registers.
21396 (num_insns_constant): Likewise.
21397 (rs6000_legitimate_offset_address_p): Likewise.
21398 (rs6000_legitimize_address): Likewise.
21399 (rs6000_legitimize_reload_address): Likewise.
21400 (rs6000_legitimate_address): Likewise.
21401 (rs6000_emit_move): Likewise.
21402 (function_arg_boundary): Likewise.
21403 (function_arg_advance): Likewise.
21404 (rs6000_darwin64_record_arg_recurse): Likewise.
21405 (function_arg): Likewise.
21406 (rs6000_gimplify_va_arg): Likewise.
21407 (rs6000_split_multireg_move): Likewise.
21408 (rs6000_output_function_epilogue): Likewise.
21409 (rs6000_output_function_epilogue): Likewise.
21410 (rs6000_register_move_cost): Likewise.
21411 (rs6000_function_value): Likewise.
21412 (rs6000_libcall_value): Likewise.
21414 2007-03-02 Richard Sandiford <richard@codesourcery.com>
21416 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
21418 2007-03-02 Richard Sandiford <richard@codesourcery.com>
21420 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
21421 Use $MULTIDIR to choose between the kernel and RTP headers,
21422 and use $WIND_BASE and $WIND_USR to locate them.
21424 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
21426 * config/i386/i386.c (override_options): Put initialization of
21427 ix86_tune_mask and ix86_arch_mask to the correct place.
21429 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
21430 Michael Meissner <michael.meissner@amd.com>
21433 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
21434 (ARCHMASK): Define.
21435 (TARGET_CMOVE): Use ARCHMASK.
21436 (TARGET_CMPXCHG): Ditto.
21437 (TARGET_CMPXCHG8B): Ditto.
21438 (TARGET_XADD): Ditto.
21439 (TARGET_BSWAP): Ditto.
21440 * config/i386/i386.c (ix86_tune_mask): New global variable.
21441 (ix86_arch_mask): Ditto.
21442 (override_options): Initialize ix86_tune_mask and
21443 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
21446 2007-03-02 Ben Elliston <bje@au.ibm.com>
21449 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
21451 2007-03-02 Joseph Myers <joseph@codesourcery.com>
21453 * target.h (init_dwarf_reg_sizes_extra): New target hook.
21454 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
21455 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
21456 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
21458 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
21459 rs6000_init_dwarf_reg_sizes_extra): New.
21460 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
21461 SPE register high parts.
21463 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
21465 * Makefile.in: Add install-pdf target as
21466 copied from automake v1.10 rules.
21467 * configure.ac: Add install-pdf to target list.
21468 * configure: Regenerate.
21470 2007-03-01 Paul Brook <paul@codesourcery.com>
21472 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
21473 modes to LDRD for DImode.
21474 (output_move_double): Fixup out of range ldrd/strd.
21475 (vfp_secondary_reload_class): Rename...
21476 (coproc_secondary_reload_class): ... to this. Add wb argument.
21477 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
21478 coproc_secondary_reload_class for CLASS_IWMMXT.
21479 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
21480 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
21482 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
21484 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
21485 unroll factor by the estimated number of iterations.
21486 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
21487 than prefetch latency.
21489 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
21490 decode_caches_intel, detect_caches_intel): New functions.
21491 (host_detect_local_cpu): Use detect_caches_amd and
21492 detect_caches_intel.
21494 2007-03-01 Richard Henderson <rth@redhat.com>
21496 * expr.c (emit_move_complex_push): Export.
21497 (emit_move_complex_parts): Split out from ...
21498 (emit_move_complex): ... here.
21499 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
21500 * config/i386/i386.md (movcdi): New.
21502 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
21504 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
21505 size of mode1 to check for tieable modes in MMX case.
21507 2007-03-01 Richard Sandiford <richard@codesourcery.com>
21509 * Makefile.in (rtlanal.o): Depend on tree.h.
21510 * rtl.h (offset_within_section_p, split_const): Declare.
21511 * rtlanal.c: Include tree.h.
21512 (offset_within_block_p): New function, taken from
21513 mips_offset_within_object_p.
21514 (split_const): New function, taken from mips_split_const.
21515 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
21517 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
21518 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
21519 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
21520 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
21521 (m68k_illegitimate_symbolic_constant_p): New function.
21522 * config/m68k/m68k.md (movsi): Remove misleading predicates.
21523 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
21524 symbolic constant that might be outside the symbol's section,
21525 move the symbol first and then add the offset.
21526 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
21528 * config/mips/mips.c (mips_split_const): Delete.
21529 (mips_offset_within_object_p): Delete.
21530 (mips_symbolic_constant_p): Use offset_within_section_p and
21531 split_const instead of mips_offset_within_object_p and
21533 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
21534 (mips_legitimize_const_move, print_operand_reloc)
21535 (mips_dangerous_for_la25_p): Use split_const instead of
21538 2007-02-28 Eric Christopher <echristo@apple.com>
21540 * Makefile.in (install-include-dir): Don't rm -rf include.
21542 2007-02-28 Richard Guenther <rguenther@suse.de>
21544 PR middle-end/30364
21545 * fold-const.c (fold_binary): Do not associate expressions
21546 with more than one variable for integer types that do not wrap.
21548 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
21550 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
21551 Delete, and replace with...
21552 (fold_builtin_call_array): This. Update callers to use it.
21553 * fold-const.c (fold_build_call_list): Delete, and replace with...
21554 (fold_build_call_array): This.
21555 (fold_build_call_list_initializer): Delete, and replace with...
21556 (fold_build_call_array_initializer): This.
21557 * tree.h: Update declarations to reflect above changes.
21559 * c-typeck.c (build_function_call): Store converted arguments
21560 in a stack-allocated array instead of building a list.
21561 (convert_arguments): Store arguments in the array passed in as an
21562 argument, and return the actual number of arguments.
21563 * c-format.c: (check_function_format): Pass arguments in an
21564 array instead of a list.
21565 * c-common.c (check_function_nonnull): Likewise.
21566 (check_function_sentinel): Likewise.
21567 (check_function_arguments): Likewise.
21568 * c-common.h: Update declarations to reflect above changes.
21570 2007-02-28 Jan Hubicka <jh@suse.cz>
21572 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
21573 PRED_NEGATIVE_RETURN): Update outcomes.
21575 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
21577 * calls.c (emit_library_call_value_1): Handle partial registers
21578 correctly when building up CALL_INSN_FUNCTION_USAGE.
21580 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21582 * pa/predicates.md (move_src_operand): Allow zero for mode.
21583 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
21586 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
21589 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
21590 *movv2df_internal): Enable pattern only for valid operand
21592 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
21593 tie only 128bit modes. For MMX registers, tie only 64bit modes.
21595 2007-02-27 Mike Stump <mrs@apple.com>
21597 * config/darwin-crt3.c: Avoid compilation when compiling for a
21600 2007-02-27 Joseph Myers <joseph@codesourcery.com>
21602 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
21604 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
21605 for fixed headers and limits.h.
21606 (install-include-dir, install-headers-tar, install-headers-cpio,
21607 install-headers-cp, real-install-headers-tar,
21608 real-install-headers-cpio, real-install-headers-cp): Handle
21609 include-fixed as well as include.
21610 (install-mkheaders): Don't install files that go only in include
21612 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
21613 from GCC_INCLUDE_DIR.
21614 * gcc.c (process_command): Remove special -BstageN/ handling.
21615 (do_spec_1): Add include-fixed directories.
21617 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
21619 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
21621 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
21623 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
21626 2007-02-27 Mark Mitchell <mark@codesourcery.com>
21628 * c-common.c (get_priority): Add check for
21629 SUPPORTS_INIT_PRIORITY.
21631 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
21633 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
21635 * config/bfin/bfin.c: Include "cfglayout.h".
21636 (MAX_LSETUP_DISTANCE): New macro.
21637 (struct loop_info): New members incoming, incoming_src and
21638 incoming_dest. Delete member predecessor.
21639 (length_for_loop): New function.
21640 (bfin_optimize_loop): Handle more different loop structures.
21641 (bfin_discover_loop): Rework detection of predecessor blocks by
21642 examining incoming edges.
21643 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
21645 (bfin_reorder_loops): New function.
21646 (bfin_reorg_loops): Use these three new functions.
21648 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
21649 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
21650 (CONSTRAINT_LEN): Add entry for 'q'.
21651 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
21652 Add 'q' constraints.
21653 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
21654 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
21656 * config/bfin/bfin.md (add_with_carry): New pattern.
21657 (s_or_u, su_optab, su_modifier): New code macros/attrs.
21658 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
21659 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
21660 support unsigned multiplies too. Removed incorrect commutativity from
21661 operand 1 constraint where appropriate.
21662 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
21664 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
21665 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
21667 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
21668 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
21669 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
21670 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
21671 usmulhisi_hh_huh): New patterns.
21673 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
21674 lshifthi3): Fix output template to use half reg for operand 2.
21676 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
21679 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
21681 2007-02-27 Andreas Schwab <schwab@suse.de>
21683 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
21685 2007-02-27 Jan Hubicka <jh@suse.cz>
21687 * predict.c (last_basic_block_p): Remove.
21688 (tree_estimate_probability): Update return heuristic for commonized
21691 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
21693 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
21695 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
21697 * doc/include/gcc-common.texi (versionsubtitle): New macro.
21698 * doc/cpp.texi: Standardize title page.
21699 * doc/cppinternals.texi: Likewise.
21700 * doc/gcc.texi: Standardize title page, remove version number
21701 from copyright page.
21702 * doc/gccint.texi: Likewise.
21703 * doc/install.texi: Standardize title page, add table of
21706 2007-02-26 Jan Hubicka <jh@suse.cz>
21708 * predict.def: Set outcomes according to more recent results.
21709 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
21710 Remove dead predictors.
21711 * predict.c (return_prediction): Fix pasto.
21713 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
21715 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
21716 change; avoid a memory leak when returning early.
21718 2007-02-26 Mark Mitchell <mark@codesourcery.com>
21720 * c-decl.c (static_ctors): Move to c-common.c.
21721 (static_dtors): Likewise.
21722 (finish_function): Use c_record_cdtor_fn.
21723 (build_cdtor): Move to c-common.c.
21724 (c_write_global_declarations): Use c_build_cdtor_fns.
21725 * c-common.h (static_ctors): Declare.
21726 (static_dtors): Likewise.
21727 (c_record_cdtor_fn): Likewise.
21728 (c_build_cdtor_fns): Likewise.
21729 * c-common.c (static_ctors): New variable.
21730 (static_dtors): Likewise.
21731 (c_record_cdtor_fn): New function.
21732 (build_cdtor): Move from c-decl.c
21733 (c_build_cdtor_fns): New function.
21735 * output.h (assemble_addr_to_section): Declare.
21736 (get_cdtor_priority_section): Likewise.
21737 * varasm.c (assemble_addr_to_section): New function.
21738 (get_cdtor_priority_section): Likewise.
21739 (default_named_section_asm_out_destructor): Use them.
21740 (destor_dtor_section_asm_out_destructor): Likewise.
21741 (default_named_section_asm_out_constructor): Likewise.
21742 (default_ctor_section_asm_out_constructor): Likewise.
21743 * config.gcc (*-*-vxworks*): Include vxworks.o.
21744 * config/t-vxworks (vxworks.o): New target.
21745 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
21746 (TARGET_ASM_CONSTRUCTOR): Define.
21747 (TARGET_ASM_DESTRUCTOR): Likewise.
21748 (vxworks_asm_out_constructor): Declare.
21749 (vxworks_asm_out_destructor): Likewise.
21751 * c-common.c (get_priority): Check that we have not just an
21752 INTEGER_CST, but an integer constant with integeral type.
21754 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
21756 PR tree-optimization/30938
21757 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
21758 use &dt[nargs-1] instead of &dt[nargs] in the call to
21759 vect_is_simple_use().
21761 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
21763 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
21764 from register elimination as PRE_MODIFY / POST_MODIFY increments.
21765 Do not attempt to handle MEM inside auto-inc expressions.
21766 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
21767 of a register modified by an auto-inc expression. However, do handle
21768 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
21769 (elimination_effects): Prohibit elimination of a register modified
21770 by an auto-inc expression. Disable register elimination rules whose
21771 target register is modified by an auto-inc expression with variable
21774 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
21776 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
21778 (array_at_struct_end_p): New function.
21779 (idx_infer_loop_bounds): Use it.
21780 (estimate_numbers_of_iterations_loop): Export.
21781 * predict.c (predict_loops): Use estimated_loop_iterations_int.
21782 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
21783 (tree_estimate_probability): Call record_loop_exits.
21784 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
21785 (estimated_loop_iterations, estimated_loop_iterations_int,
21786 estimated_loop_iterations_tree): New functions.
21787 (analyze_siv_subscript_cst_affine,
21788 compute_overlap_steps_for_affine_1_2,
21789 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
21790 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
21791 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
21792 (PRED_LOOP_ITERATIONS_GUESSED): New.
21793 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
21794 * cfgloop.h (estimate_numbers_of_iterations_loop,
21795 estimated_loop_iterations_int): Declare.
21797 2007-02-25 Mark Mitchell <mark@codesourcery.com>
21799 * doc/extend.texi: Document optional priority argument to
21800 constructors and destructors.
21801 * tree.c (init_priority_for_decl): Adjust GTY markers.
21802 (init_ttree): Use priority-info hash functions for
21803 init_priority_for_decl.
21804 (tree_map_eq): Rename to ...
21805 (tree_map_base_eq): ... this.
21806 (tree_map_marked_p): Rename to ...
21807 (tree_map_base_marked_p): ... this.
21808 (tree_map_base_hash): New function.
21809 (decl_init_priority_lookup): Rework.
21810 (decl_fini_priority_lookup): New function.
21811 (decl_priority_info): New function.
21812 (decl_init_priority_insert): Use it.
21813 (decl_fini_priority_insert): Likewise.
21814 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
21816 (decl_restrict_base_insert): Likewise.
21817 (decl_debug_expr_insert): Likewise.
21818 (decl_value_expr_lookup): Likewise.
21819 (decl_value_expr_insert): Likewise.
21820 * tree.h (priority_type): New type.
21821 (decl_init_priority_lookup): Use priority_type.
21822 (decl_fini_priority_lookup): New function.
21823 (decl_init_priority_insert): Use priority_type.
21824 (decl_fini_priority_insert): New function.
21825 (DECL_HAS_INIT_PRIORITY): Tweak comments.
21826 (DECL_INIT_PRIORITY): Likewise.
21827 (SET_DECL_INIT_PRIORITY): Add comment.
21828 (DECL_FINI_PRIORITY): New macro.
21829 (SET_DECL_FINI_PRIORITY): Likewise.
21830 (DEFAULT_INIT_PRIORITY): Document.
21831 (MAX_INIT_PRIORITY): Likewise.
21832 (MAX_RESERVED_INIT_PRIORITY): Likewise.
21833 (tree_map_base): New type.
21834 (tree_map_base_eq): New function.
21835 (tree_map_base_hash): Likewise.
21836 (tree_map_base_marked_p): Likewise.
21837 (tree_map): Inherit from tree_map_base.
21838 (tree_map_eq): Make it a macro.
21839 (tree_map_marked_p): Likewise.
21840 (tree_int_map): Inherit from tree_map_base.
21841 (tree_int_map_eq): Make it a macro.
21842 (tree_int_map_hash): Likewise.
21843 (tree_int_map_marked_p): Likewise.
21844 (tree_priority_map): New type.
21845 (tree_priority_map_eq): New macro.
21846 (tree_priority_map_hash): Likewise.
21847 (tree_priority_map_marked_p): Likewise.
21848 * varasm.c (emults_decl): Adjust for refactoring of tree_map
21850 (emutls_common_1): Likewise.
21851 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
21852 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
21853 of tree_map hierarchy.
21854 * tree-cfg.c (move_stmt_r): Likewise.
21855 (new_label_mapper): Likewise.
21856 * c-tree.h (c_expand_body): Move to ...
21857 * c-common.h (c_expand_body): ... here.
21858 * c-decl.c (c_expand_body): Move to ...
21859 * c-common.c (c_expand_body): ... here.
21860 (c_common_attribute_table): Allow 1 argument for the constructor
21861 and destructor attributes.
21862 (get_priority): New function.
21863 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
21864 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
21866 2007-02-24 Jan Hubicka <jh@suse.cz>
21868 PR middle-end/30509
21869 * tree-inline.c (copy_bb): Produce exact copy of EH info when
21870 copying for inlining.
21872 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
21873 Jan Hubicka <jh@suse.cz>
21876 * i386.c (counter_mode): New function.
21877 (expand_set_or_movmem_via_loop): Use it.
21878 (expand_movmem_epilogue): Likewise; fix pasto.
21879 (ix86_expand_movmem): Do emit guard even for constant counts.
21880 (ix86_expand_setmem): Likewise.
21882 2007-02-25 Nick Clifton <nickc@redhat.com>
21884 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
21885 (JUMP_TABLES_IN_TEXT_SECTION): Define.
21887 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
21890 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
21891 count argument with 0x10, not with 0x16.
21892 (expand_setmem_epilogue): Ditto.
21894 2007-02-24 Mike Stump <mrs@apple.com>
21896 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
21899 2007-02-24 Richard Guenther <rguenther@suse.de>
21901 PR middle-end/30951
21902 * fold-const.c (fold_binary): Fold x +- CST op x for
21903 EQ_EXPR and NE_EXPR.
21905 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21907 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
21909 2007-02-24 Jan Hubicka <jh@suse.cz>
21911 * cgraphunit.c (decide_is_function_needed): Honor
21912 -fkeep-inline-functions.
21914 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21916 * builtins.c (fold_builtin_modf): New.
21917 (fold_builtin_2): Use it.
21919 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
21921 * loop-iv.c (implies_p): Detect additional cases where A implies B.
21922 (determine_max_iter): Take additional LOOP arg; all callers changed.
21923 Lose broken logic dealing with PLUS. Try to limit the upper bound by
21924 one using simplifications.
21925 (simplify_using_initial_values): Return if the expression becomes
21926 invalid due to altered regs.
21928 2007-02-23 DJ Delorie <dj@redhat.com>
21930 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
21932 2007-02-23 Mike Stump <mrs@apple.com>
21934 * tlink.c (scan_linker_output): Parse linker messages from
21935 darwin9's linker better.
21937 2007-02-23 Steve Ellcey <sje@cup.hp.com>
21940 * varpool.c (varpool_assemble_pending_decls): Set
21941 varpool_last_needed_node to null.
21943 2007-02-23 DJ Delorie <dj@redhat.com>
21945 * config/i386/i386.c (ix86_data_alignment): Don't specify an
21946 alignment bigger than the object file can handle.
21948 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
21951 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
21952 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
21953 (*movsf_1): Penalize MMX moves.
21955 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
21957 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
21958 2^32-1 or more times unless flag_unsafe_loop_optimizations.
21960 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
21962 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21964 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
21965 (fold_builtin_1): Use them.
21966 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
21967 BUILT_IN_SIGNIFICAND.
21969 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
21971 * config/i386/i386.c (bdesc_1arg): Initialize
21972 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
21973 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
21974 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
21975 and IX86_BUILTIN_MOVSLDUP.
21977 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
21979 PR rtl-optimization/30841
21980 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
21982 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21984 * builtins.c (fold_builtin_frexp): New.
21985 (fold_builtin_2): Use it.
21987 2007-02-22 Mark Mitchell <mark@codesourcery.com>
21989 * doc/invoke.texi (Spec Files): Document getenv spec function.
21991 * gcc.c (getenv_spec_function): New function.
21992 (static_spec_functions): Add it.
21993 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
21994 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
21997 2007-02-22 Michael Matz <matz@suse.de
22000 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
22001 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
22003 2007-02-22 Ian Lance Taylor <iant@google.com>
22006 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
22007 (mem_loc_descriptor): Call it.
22009 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
22010 Ira Rosen <irar@il.ibm.com>
22012 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
22014 2007-02-22 Ira Rosen <irar@il.ibm.com>
22016 PR tree-optimization/30843
22017 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
22018 stores only after all the group is vectorized.
22020 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
22022 PR tree-optimization/30858
22023 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
22024 in the reduction cycle have a single use in the loop.
22025 * tree-vectorizer.h (relevant): Add documentation.
22027 2007-02-20 Mike Stump <mrs@apple.com>
22029 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
22030 * configure: Regenerate.
22032 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
22034 Change the defaults of some parameters and options.
22035 * config/spu/spu-protos.h (spu_optimization_options): Declare.
22036 * config/spu/spu.c (spu_optimization_options): Add.
22037 (spu_override_options): Change params in spu_optimization_options.
22038 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
22040 Register 127 is only 16 byte aligned when used as a frame pointer.
22041 * config/spu/spu-protos.h (spu_init_expanders): Declare.
22042 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
22043 HARD_FRAME_POINTER_REGNUM.
22044 (spu_legitimate_address): Use regno_aligned_for_reload.
22045 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
22046 aligned when frame_pointer_needed is true.
22047 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
22049 * config/spu/spu.h (INIT_EXPANDERS): Define.
22051 Make sure shift and rotate instructions have valid immediate operands.
22052 * config/spu/predicates.md (spu_shift_operand): Remove.
22053 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
22054 * config/spu/constraints.md (W, O): Extend range.
22055 * config/spu/spu.md (umask, nmask): Define.
22056 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
22057 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
22058 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
22059 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
22060 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
22061 (lshr<mode>3_reg): Fix rtl description.
22063 Make sure mulhisi immediate operands are valid.
22064 * config/spu/predicates.md (imm_K_operand): Add.
22065 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
22067 Generate constants using fsmbi and andi.
22068 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
22069 (print_operand, spu_split_immediate, classify_immediate,
22070 fsmbi_const_p): Handle IC_FSMBI2.
22072 Correctly handle a CONST_VECTOR containing symbols.
22073 * config/spu/spu.c (print_operand): Handle HIGH correctly.
22074 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
22075 (immediate_load_p): Allow symbols that use 2 instructions to create.
22076 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
22077 with symbols when flag_pic is set.
22078 (const_vector_immediate_p): New.
22079 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
22080 accept a CONST_VECTOR with symbols.
22081 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
22082 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
22084 * config/spu/spu.md (high, low): Delete.
22085 (low_<mode>): Define.
22087 Remove INTRmode and INTR_REGNUM, which didn't work.
22088 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
22090 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
22091 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
22092 peephole2 pattern): Don't use INTR or 131.
22093 (movintrcc): Delete.
22094 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
22095 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
22096 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
22097 (UNSPEC_SET_INTR): Add.
22098 * config/spu/spu-modes.def (INTR): Remove.
22100 More accurate warnings about run-time relocations.
22101 * config/spu/spu.c (reloc_diagnostic): Test in_section.
22103 Correctly warn about immediate arguments to specific intrinsics.
22104 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
22105 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
22106 the instruction predicate.
22108 Fix tree check errors with latest update.
22109 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
22111 (spu_expand_builtin): Use CALL_EXPR_FN.
22113 Add missing specific intrinsics.
22114 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
22116 * config/spu/spu_internals.h: Ditto.
22118 Fix incorrect operand modifiers.
22119 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
22120 * config/spu/spu.md (xor<mode>3): Change %S to %J.
22122 Optimize one case of zero_extend of a vec_select.
22123 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
22125 Accept any immediate for hbr.
22126 * config/spu/spu.md (hbr): Change s constraints to i.
22128 2007-02-21 Paul Brook <paul@codesourcery.com>
22130 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
22131 condexec_count when skipping USE and CLOBBER.
22133 2007-02-21 Nick Clifton <nickc@redhat.com>
22135 * common.opt (Warray-bounds): Add Warning attribute.
22136 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
22138 (fsized-zeroes): Add Optimization attribute.
22139 (fsplit-wide-types, ftree-scev-cprop): Likewise.
22140 * c.opt (Wc++0x-compat): Add Warning attribute.
22142 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
22144 PR middle-end/30761
22145 * reload1.c (eliminate_regs_in_insn): In the single_set special
22146 case, attempt to re-recognize the insn before falling back to
22147 having reload fix it up.
22149 2007-02-20 Eric Christopher <echristo@gmail.com>
22151 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
22152 Rewrite accordingly.
22153 (frv_read_iacc_argument): Ditto.
22154 (frv_expand_set_builtin): Take a call instead of arglist, update for
22156 (frv_expand_unop_builtin): Ditto.
22157 (frv_expand_binop_builtin): Ditto.
22158 (frv_expand_cut_builtin): Ditto.
22159 (frv_expand_binopimm_builtin): Ditto.
22160 (frv_expand_voidbinop_builtin): Ditto.
22161 (frv_expand_int_void2arg): Ditto.
22162 (frv_expand_prefetches): Ditto.
22163 (frv_expand_voidtriop_builtin): Ditto.
22164 (frv_expand_voidaccop_builtin): Ditto.
22165 (frv_expand_load_builtin): Ditto.
22166 (frv_expand_store_builtin): Ditto.
22167 (frv_expand_mdpackh_builtin): Ditto.
22168 (frv_expand_mclracc_builtin): Ditto.
22169 (frv_expand_mrdacc_builtin): Ditto.
22170 (frv_expand_mwtacc_builtin): Ditto.
22171 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
22174 2007-02-20 Janis Johnson <janis187@us.ibm.com>
22176 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
22177 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
22179 (HAVE_GAS_DFP): Check for assembler support of decimal floating
22180 point instructions.
22181 * configure: Regenerate.
22182 * config.in: Regenerate.
22183 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
22184 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
22185 masks to power6 and power6x and to POWERPC_MASKS.
22186 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
22188 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
22189 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
22190 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
22191 Access PROTOTYPE as variable, not mask.
22193 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
22195 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
22196 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
22197 * combine.c (adjust_for_new_dest): Use it.
22198 * postreload.c (reload_combine): Likewise.
22200 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
22202 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
22203 notes on an insn with multiple sets, even if single_set returns
22204 non-NULL for that insn.
22206 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22208 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
22209 scalbn and scalbln.
22211 2007-02-20 Geoffrey Keating <geoffk@apple.com>
22213 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
22214 if user didn't pass it.
22215 * config/i386/darwin.h (CC1_SPEC): Likewise.
22216 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
22217 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
22218 -mmacosx-version-min.
22220 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22221 Uros Bizjak <ubizjak@gmail.com>
22223 * optabs.h (enum optab_index): Add new OTI_scalb.
22224 (scalb_optab): Define corresponding macro.
22225 * optabs.c (init_optabs): Initialize scalb_optab.
22226 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
22228 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
22229 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
22230 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
22231 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
22232 flag_unsafe_math_optimizations is set.
22234 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
22235 to implement scalbf, scalb and scalbl built-ins as inline x87
22238 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22239 DJ Delorie <dj@redhat.com>
22242 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
22243 (diagnostic_report_diagnostic): ... here, and turn them into real
22244 errors. If warnings are inhibited, no need to do anything.
22246 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
22248 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
22249 better code generation.
22251 2007-02-20 Ben Elliston <bje@au.ibm.com>
22253 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
22255 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
22257 * config/alpha/alpha.c, config/alpha/alpha.md,
22258 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
22259 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
22260 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
22261 config/arm/lib1funcs.asm: Follow spelling conventions.
22263 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
22264 config/fr30/fr30.md, config/i386/i386.h,
22265 config/iq2000/iq2000.h, config/iq2000/predicates.md,
22266 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
22267 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
22268 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
22269 config/rs6000/altivec.md, config/rs6000/rs6000.c,
22270 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
22271 config/sparc/sparc.c, config/sparc/sparc.h,
22272 config/sparc/sparc.md, config/spu/constraints.md,
22273 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
22276 2007-02-20 Alan Modra <amodra@bigpond.net.au>
22279 * varasm.c (use_blocks_for_decl_p): Return false for decls with
22282 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
22284 * doc/invoke.texi (-ftree-lrs): Remove.
22286 2007-02-19 Diego Novillo <dnovillo@redhat.com>
22288 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
22291 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
22293 * config/ia64/ia64.c (ia64_expand_builtin): Use the
22294 new CALL_EXPR_FN macro for retrieving the function
22295 declaration of the input expression.
22297 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22299 * c.opt (Waddress): New.
22300 * common.opt (Walways-true): Delete.
22301 (Wstring-literal-comparison): Delete.
22302 * doc/invoke.texi (Warning Options): Delete -Walways-true and
22303 -Wstring-literal-comparison. Add -Waddress.
22305 (Walways-true): Delete.
22306 (Wstring-literal-comparison): Delete.
22307 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
22308 consistently instead of -Walways-true in example.
22309 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
22310 * c-typeck.c (parser_build_binary_op): Replace
22311 -Wstring-literal-comparison and -Walways-true with -Waddress.
22312 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
22315 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
22317 * tree-cfg.c (dump_function_to_file): Be prepared for functions
22318 without DECL_STRUCT_FUNCTION initialized.
22320 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
22322 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
22323 due to calls to functions taking pointers as parameters.
22325 2007-02-19 Richard Henderson <rth@redhat.com>
22328 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
22331 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
22333 * config/s390/s390.c (s390_call_saved_register_used,
22334 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
22335 accessed to the new scheme.
22337 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
22339 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
22340 (cris_print_index, cris_print_operand, cris_print_operand_address)
22341 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
22342 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
22343 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
22344 GET_CODE () == xxx.
22345 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
22346 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
22347 GO_IF_LEGITIMATE_ADDRESS): Ditto.
22348 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
22349 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
22350 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
22351 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
22352 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
22353 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
22354 (uminsi3, call, call_value): Ditto.
22355 (define_split: indir_to_reg_split, unnamed): Ditto.
22357 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
22359 PR tree-optimization/30975
22360 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
22363 2007-02-18 Eric Christopher <echristo@gmail.com>
22365 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
22366 Remove use of arglist.
22367 (mips_expand_builtin): Remove use of arglist, pass in expr.
22368 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
22369 (mips_expand_builtin_movtf): Ditto.
22370 (mips_expand_builtin_compare): Ditto.
22372 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
22374 * tree-sra.c (sra_build_assignment): Replace assertion
22375 checking with a comment explaining why it can't be done.
22377 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
22379 PR middle-end/30833
22380 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
22381 during CALL_EXPR representation conversion.
22382 * tree-ssa-propagate.c (set_rhs): Likewise.
22384 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
22386 * tree-sra.c (sra_build_assignment): Disable assertion checking
22389 2007-02-18 Roger Sayle <roger@eyesopen.com>
22391 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
22392 instead of calling build2 with a GIMPLE_MODIFY_STMT.
22393 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
22395 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
22396 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
22397 gimplify_init_ctor_eval_range, gimple_push_cleanup,
22398 gimplify_omp_for, gimplify_omp_atomic_pipeline,
22399 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
22400 force_gimple_operand): Likewise.
22401 * ipa-cp.c (constant_val_insert): Likewise.
22402 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
22403 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
22404 perfect_nestify): Likewise.
22405 * langhooks.c (lhd_omp_assignment): Likewise.
22406 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
22407 lower_copyprivate_clauses, lower_send_clauses,
22408 lower_send_shared_vars, expand_parallel_call,
22409 expand_omp_for_generic, expand_omp_for_static_nochunk,
22410 expand_omp_for_static_chunk, expand_omp_sections,
22411 lower_omp_single_copy, lower_omp_for_lastprivate,
22412 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
22413 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
22414 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
22417 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
22419 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
22420 config/sh/sh.md: Follow spelling conventions.
22422 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
22423 config/frv/predicates.md: Follow spelling conventions.
22425 * config/m68k/linux-unwind.h: Fix a comment typo.
22426 * target.h: Follow spelling conventions.
22428 2007-02-18 Roger Sayle <roger@eyesopen.com>
22430 PR rtl-optimization/28173
22431 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
22432 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
22433 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
22434 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
22435 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
22437 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22439 * builtins.c (fold_builtin_load_exponent): New.
22440 (fold_builtin_2): Use it.
22442 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
22444 PR rtl-optimization/30773
22445 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
22446 if we fail to attach a REG_EQUIV note.
22448 2007-02-18 David Edelsohn <edelsohn@gnu.org>
22449 Roger Sayle <roger@eyesopen.com>
22451 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
22453 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
22455 * calls.c (initialize_argument_information): Pass original EXP
22456 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
22457 code to split complex arguments here, as part of initializing the
22459 (expand_call): Remove code that builds a list of arguments and
22460 inserts implicit arguments into it. Instead, just count how many
22461 implicit arguments there will be so we can determine the size of
22462 the ARGS array, and let initialize_argument_information do the work.
22463 (split_complex_values): Delete unused function.
22465 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
22467 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
22469 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
22471 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
22472 for arg pointer based indexed addressing.
22474 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
22476 * config/ia64/ia64.h, config/ia64/ia64.md,
22477 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
22478 spelling conventions.
22480 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
22482 * config/m68k/m68k.c (split_di): New.
22483 * config/m68k/m68k-protos.h: Declare split_di.
22484 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
22485 Improve predicate handling and split constant shifts.
22487 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
22489 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
22490 parameter for register bitfield operations, general predicates
22493 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
22495 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
22496 * config/m68k/linux-unwind.h: New file.
22498 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
22500 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
22501 config/i386/athlon.md, config/ia64/ia64.md,
22502 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
22503 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
22504 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
22505 tree-ssa-loop-niter.c, tree-vect-analyze.c,
22506 tree-vect-transform.c: Fix comment typos.
22508 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
22510 * sched-deps.c (find_insn_list): Remove.
22511 * sched-int.h: Remove the prototype for find_insn_list.
22513 2007-02-16 Geoffrey Keating <geoffk@apple.com>
22515 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
22517 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
22518 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
22519 darwin_rs6000_override_options.
22520 (C_COMMON_OVERRIDE_OPTIONS): Expect
22521 darwin_macosx_version_min to be non-NULL always.
22522 (TARGET_C99_FUNCTIONS): Likewise.
22523 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
22524 (DARWIN_MINVERSION_SPEC): New.
22525 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
22526 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
22528 (DARWIN_MINVERSION_SPEC): New.
22529 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
22531 * config/darwin-c.c (darwin_cpp_builtins): Expect
22532 darwin_macosx_version_min to be non-NULL always.
22534 * config/rs6000/rs6000.c: Clean up trailing whitespace.
22536 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
22538 * config/i386/i386.h (x86_use_xchgb): New.
22539 (TARGET_USE_XCHGB): New macro.
22540 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
22541 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
22542 Split after reload into bswaphi for shifts of 8.
22543 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
22544 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
22545 or when optimizing for size.
22547 2007-02-16 Richard Guenther <rguenther@suse.de>
22548 Christian Bruel <christian.bruel@st.com>
22550 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
22551 DECLs but prefer SSA_NAMEs over DECLs.
22553 2007-02-16 Richard Guenther <rguenther@suse.de>
22555 * tree-flow-inline.h (single_imm_use_p): Remove.
22556 (zero_imm_uses_p): Likewise.
22557 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
22558 instead of single_imm_use_p.
22559 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
22562 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22565 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
22566 nested double- and backquotes.
22568 2007-02-15 Roger Sayle <roger@eyesopen.com>
22570 PR middle-end/30391
22571 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
22572 should be unreachable.
22573 (build2_stat): Allow construction of MODIFY_EXPR at any time.
22574 For the time being redirect GIMPLE_MODIFY_STMT to the new
22575 (renamed) build_gimple_modify_stmt_stat.
22576 (build2_gimple_stat): Rename to...
22577 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
22578 Always build a GIMPLE_MODIFY_STMT node.
22579 * tree.h (build2_gimple, build2_gimple_stat): Delete.
22580 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
22583 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
22584 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
22585 * tree-complex.c (set_component_ssa_name, expand_complex_move,
22586 expand_complex_div_wide): Likewise.
22587 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
22588 * tree-ssa-loop-im.c (schedule_sm): Likewise.
22589 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
22590 * tree-ssa-loop-manip.c (create_iv): Likewise.
22591 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
22592 abs_replacement): Likewise.
22593 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
22594 realify_fake_stores): Likewise.
22596 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
22597 node rather than a GIMPLE_MODIFY_STMT node.
22598 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
22599 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
22601 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
22602 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
22603 GIMPLE_MODIFY_STMT.
22605 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
22607 PR middle-end/30433
22608 * fold-const.c (fold_comparison): Add back the
22609 folding of constant complex comparisions.
22611 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
22613 PR middle-end/30729
22614 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
22615 effects unknown to this function, return early.
22617 2007-02-15 Ian Lance Taylor <iant@google.com>
22619 * lower-subreg.c (move_eh_region_note): New static function.
22620 (resolve_simple_move): Call it.
22621 (decompose_multiword_subregs): Track blocks for which we resolve a
22622 simple move which is also a control flow insn. Pass them to
22623 find_many_sub_basic_blocks.
22624 (pass_lower_subreg): Add TODO_verify_flow.
22625 (pass_lower_subreg2): Likewise.
22627 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
22628 Brooks Moses <brooks.moses@codesourcery.com>
22629 Lee Millward <lee.millward@codesourcery.com>
22631 * tree.h (enum tree_code_class): Add tcc_vl_exp.
22632 (VL_EXP_CLASS_P): New.
22633 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
22635 (TREE_OPERAND_CHECK_CODE): Likewise.
22636 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
22637 (TREE_RTL_OPERAND_CHECK): Likewise.
22638 (tree_operand_check_failed): Make second parameter the whole tree
22639 instead of its code. Fixed callers.
22640 (VL_EXP_CHECK): New.
22641 (TREE_OPERAND_LENGTH): New.
22642 (VL_EXP_OPERAND_LENGTH): New.
22643 (CALL_EXPR_FN): New.
22644 (CALL_EXPR_STATIC_CHAIN): New.
22645 (CALL_EXPR_ARGS): New.
22646 (CALL_EXPR_ARG): New.
22647 (call_expr_nargs): New.
22648 (CALL_EXPR_ARGP): New.
22649 (build_nt_call_list): Declare.
22650 (build_vl_exp_stat): Declare.
22651 (build_vl_exp): New.
22652 (build_call_list): Declare.
22653 (build_call_nary): Declare.
22654 (build_call_valist): Declare.
22655 (build_call_array): Declare.
22656 (call_expr_arg): Declare.
22657 (call_expr_argp): Declare.
22658 (call_expr_arglist): Declare.
22659 (fold_build_call_list): Declare.
22660 (fold_build_call_list_initializer): Declare.
22661 (fold_call_expr): Declare to replace fold_builtin.
22662 (fold_builtin_fputs): Update to agree with modified definition.
22663 (fold_builtin_strcpy): Likewise.
22664 (fold_builtin_strncpy): Likewise.
22665 (fold_builtin_memory_chk): Likewise.
22666 (fold_builtin_stxcpy_chk): Likewise.
22667 (fold_builtin_strncpy_chk): Likewise.
22668 (fold_builtin_next_arg): Likewise.
22669 (fold_build_call_expr): Declare.
22670 (fold_builtin_call_list): Declare.
22671 (fold_builtin_call_valist): Declare.
22672 (build_call_expr): Declare.
22673 (validate_arglist): Update to agree with modified definition.
22674 (tree_operand_length): New.
22675 (call_expr_arg_iterator): New.
22676 (init_call_expr_arg_iterator): New.
22677 (next_call_expr_arg): New.
22678 (first_call_expr_arg): New.
22679 (more_call_expr_args_p): New.
22680 (FOR_EACH_CALL_EXPR_ARG): New.
22682 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
22683 and tcc_gimple_stmt.
22684 (tree_code_size): Update documentation. Use sizeof (tree) rather
22685 than sizeof (char *).
22686 (tree_size): Likewise. Add case for tcc_vl_exp.
22687 (tree_node_structure): Add case for tcc_vl_exp.
22688 (contains_placeholder_p): Likewise.
22689 (substitute_in_expr): Likewise.
22690 (substitute_placeholder_in_expr): Likewise.
22691 (stabilize_reference_1): Likewise.
22692 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
22693 to diagnose breakage of this interface for constructing CALL_EXPRs.
22694 (build_nt): Add similar assertion here.
22695 (build_nt_call_list): New.
22696 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
22697 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
22699 (get_callee_fndecl): Use new CALL_EXPR accessors.
22700 (tree_operand_check_failed): Change parameters to pass entire node
22701 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
22702 (process_call_operands): New.
22703 (build_vl_exp_stat): New.
22704 (build_call_list): New.
22705 (build_call_nary): New.
22706 (build_call_valist): New.
22707 (build_call_array): New.
22708 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
22709 (call_expr_arglist): New.
22711 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
22712 tcc_vl_exp instead of a fixed-size tcc_expression.
22714 * doc/c-tree.texi (CALL_EXPR): Document new representation and
22715 accessors for CALL_EXPRs.
22716 (AGGR_INIT_EXPR): Likewise.
22718 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
22719 Brooks Moses <brooks.moses@codesourcery.com>
22720 Lee Millward <lee.millward@codesourcery.com>
22722 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
22723 (expand_builtin_nonlocal_goto): Change parameter to be entire
22724 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
22725 (expand_builtin_prefetch): Likewise.
22726 (expand_builtin_classify_type): Likewise.
22727 (mathfn_built_in): Return NULL_TREE instead of 0.
22728 (expand_errno_check): Use new CALL_EXPR accessors.
22729 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
22730 Return NULL_RTX instead of 0.
22731 (expand_builtin_mathfn_2): Likewise.
22732 (expand_builtin_mathfn_3): Likewise.
22733 (expand_builtin_interclass_mathfn): Likewise.
22734 (expand_builtin_sincos): Likewise.
22735 (expand_builtin_cexpi): Likewise.
22736 (expand_builtin_int_roundingfn): Likewise.
22737 (expand_builtin_int_roundingfn_2): Likewise.
22738 (expand_builtin_pow): Likewise.
22739 (expand_builtin_powi): Likewise.
22740 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
22741 of arglist, fixing callers appropriately. Use new CALL_EXPR
22742 accessors and constructors. Return NULL_RTX instead of 0.
22743 (expand_builtin_strstr): Likewise.
22744 (expand_builtin_strchr): Likewise.
22745 (expand_builtin_strrchr): Likewise.
22746 (expand_builtin_strpbrk): Likewise.
22747 (expand_builtin_memcpy): Likewise.
22748 (expand_builtin_mempcpy): Likewise.
22749 (expand_builtin_mempcpy_args): New.
22750 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
22751 (expand_builtin_memmove_args): New.
22752 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
22753 (expand_movstr): Likewise.
22754 (expand_builtin_strcpy): Likewise.
22755 (expand_builtin_strcpy_args): New.
22756 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
22757 (expand_builtin_strncpy): Likewise.
22758 (expand_builtin_memset): Likewise.
22759 (expand_builtin_memset_args): New.
22760 (expand_builtin_bzero): Similarly to expand_builtin_memset.
22761 (expand_builtin_memcmp): Likewise.
22762 (expand_builtin_strcmp): Likewise.
22763 (expand_builtin_strncmp): Likewise.
22764 (expand_builtin_strcat): Likewise.
22765 (expand_builtin_strncat): Likewise.
22766 (expand_builtin_strspn): Likewise.
22767 (expand_builtin_strcspn): Likewise.
22768 (expand_builtin_args_info): Likewise.
22769 (expand_builtin_va_start): Likewise.
22770 (gimplify_va_arg_expr): Likewise.
22771 (expand_builtin_va_end): Likewise.
22772 (expand_builtin_va_copy): Likewise.
22773 (expand_builtin_frame_address): Likewise.
22774 (expand_builtin_alloca): Likewise.
22775 (expand_builtin_bswap): Likewise.
22776 (expand_builtin_unop): Likewise.
22777 (expand_builtin_fputs): Likewise.
22778 (expand_builtin_expect): Likewise.
22779 (expand_builtin_fabs): Likewise.
22780 (expand_builtin_copysign): Likewise.
22781 (expand_builtin_printf): Likewise.
22782 (expand_builtin_fprintf): Likewise.
22783 (expand_builtin_sprintf): Likewise.
22784 (expand_builtin_init_trampoline): Likewise.
22785 (expand_builtin_signbit): Likewise.
22786 (expand_builtin_fork_or_exec): Likewise.
22787 (expand_builtin_sync_operation): Likewise.
22788 (expand_builtin_compare_and_swap): Likewise.
22789 (expand_builtin_lock_test_and_set): Likewise.
22790 (expand_builtin_lock_release): Likewise.
22791 (expand_builtin): Likewise.
22792 (builtin_mathfn_code): Likewise.
22794 (fold_builtin_constant_p): Pass call arguments individually instead
22795 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
22796 accessors and constructors. Return NULL_TREE instead of 0.
22797 (fold_builtin_expect): Likewise.
22798 (fold_builtin_classify_type): Likewise.
22799 (fold_builtin_strlen): Likewise.
22800 (fold_builtin_nan): Likewise.
22801 (integer_valued_real_p): Likewise.
22802 (fold_trunc_transparent_mathfn): Likewise.
22803 (fold_fixed_mathfn): Likewise.
22804 (fold_builtin_cabs): Likewise.
22805 (fold_builtin_sqrt): Likewise.
22806 (fold_builtin_cbrt): Likewise.
22807 (fold_builtin_cos): Likewise.
22808 (fold_builtin_cosh): Likewise.
22809 (fold_builtin_tan): Likewise.
22810 (fold_builtin_sincos): Likewise.
22811 (fold_builtin_cexp): Likewise.
22812 (fold_builtin_trunc): Likewise.
22813 (fold_builtin_floor): Likewise.
22814 (fold_builtin_ceil): Likewise.
22815 (fold_builtin_round): Likewise.
22816 (fold_builtin_int_roundingfn): Likewise.
22817 (fold_builtin_bitop): Likewise.
22818 (fold_builtin_bswap): Likewise.
22819 (fold_builtin_logarithm): Likewise.
22820 (fold_builtin_hypot): Likewise.
22821 (fold_builtin_pow): Likewise.
22822 (fold_builtin_powi): Likewise.
22823 (fold_builtin_exponent): Likewise.
22824 (fold_builtin_memset): Likewise.
22825 (fold_builtin_bzero): Likewise.
22826 (fold_builtin_memory_op): Likewise.
22827 (fold_builtin_bcopy): Deleted; call site changed to invoke
22828 fold_builtin_memory_op directly.
22829 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
22830 (fold_builtin_strncpy): Likewise.
22831 (fold_builtin_memcmp): Likewise.
22832 (fold_builtin_strcmp): Likewise.
22833 (fold_builtin_strncmp): Likewise.
22834 (fold_builtin_signbit): Likewise.
22835 (fold_builtin_copysign): Likewise.
22836 (fold_builtin_isascii): Likewise.
22837 (fold_builtin_toascii): Likewise.
22838 (fold_builtin_isdigit): Likewise.
22839 (fold_builtin_fabs): Likewise.
22840 (fold_builtin_abs): Likewise.
22841 (fold_builtin_fmin_fmax): Likewise.
22842 (fold_builtin_carg): Likewise.
22843 (fold_builtin_classify): Likewise.
22844 (fold_builtin_unordered_cmp): Likewise.
22846 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
22847 New functions split out from fold_builtin_1.
22848 (fold_builtin_n): New.
22849 (fold_builtin_varargs): New.
22850 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
22852 (fold_call_expr): New.
22853 (build_function_call_expr): Rewrite to use new helper function.
22854 (fold_builtin_call_list): New.
22855 (build_call_expr): New.
22856 (fold_builtin_call_valist): New.
22857 (rewrite_call_expr): New.
22858 (validate_arg): New.
22859 (validate_arglist): Change parameter to be entire CALL_EXPR instead
22860 of an arglist. Change return type to bool. Use new CALL_EXPR
22863 (fold_builtin_strstr): Pass call arguments individually instead
22864 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
22865 accessors and constructors. Return NULL_TREE instead of 0.
22866 (fold_builtin_strchr): Likewise.
22867 (fold_builtin_strrchr): Likewise.
22868 (fold_builtin_strpbrk): Likewise.
22869 (fold_builtin_strcat): Likewise.
22870 (fold_builtin_strncat): Likewise.
22871 (fold_builtin_strspn): Likewise.
22872 (fold_builtin_strcspn): Likewise.
22873 (fold_builtin_fputs): Likewise.
22874 (fold_builtin_next_arg): Likewise.
22875 (fold_builtin_sprintf): Likewise.
22877 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
22878 NULL_RTX instead of 0.
22879 (expand_builtin_memory_chk): Likewise.
22880 (maybe_emit_chk_warning): Likewise.
22881 (maybe_emit_sprintf_chk_warning): Likewise.
22883 (fold_builtin_object_size): Pass call arguments individually instead
22884 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
22885 accessors and constructors. Return NULL_TREE instead of 0.
22886 (fold_builtin_memory_chk): Likewise.
22887 (fold_builtin_stxcpy_chk): Likewise.
22888 (fold_builtin_strncpy_chk): Likewise.
22889 (fold_builtin_strcat_chk): Likewise.
22890 (fold_builtin_strcat_chk): Likewise.
22891 (fold_builtin_strncat_chk): Likewise.
22892 (fold_builtin_sprintf_chk): Likewise.
22893 (fold_builtin_snprintf_chk): Likewise.
22894 (fold_builtin_printf): Likewise.
22895 (fold_builtin_vprintf): Likewise.
22897 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
22899 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
22900 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
22901 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
22902 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
22903 (fold_unary): Likewise.
22904 (fold_binary): Likewise.
22905 (fold_ternary): Remove CALL_EXPR case, since they are no longer
22906 ternary expressions.
22907 (fold): Add logic for tcc_vl_exp.
22908 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
22909 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
22910 (fold_build3_stat): Add assertion to flag broken interface for
22911 constructing CALL_EXPRs.
22912 (fold_build_call_list): New.
22913 (fold_build_call_list_initializer): New.
22914 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
22916 (fold_strip_sign_ops): Likewise.
22918 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
22919 Brooks Moses <brooks.moses@codesourcery.com>
22920 Lee Millward <lee.millward@codesourcery.com>
22922 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
22923 accessors and dump arguments explicitly.
22925 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
22927 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
22929 (print_call_name): Use new CALL_EXPR accessors.
22931 * print-tree.c (print_node): Add case tcc_vl_exp. Print
22932 CALL_EXPR arguments explicitly instead of as a list. Use
22933 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
22935 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
22936 (vrp_visit_stmt): Likewise.
22938 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
22939 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
22941 (force_move_till_expr): Likewise.
22943 * targhooks.c (default_external_stack_protect_fail): Use
22944 build_call_expr instead of build_function_call_expr.
22945 (default_hidden_stack_protect_fail): Likewise.
22947 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
22950 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
22951 and walk arguments explicitly.
22953 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
22954 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
22955 (expand_simple_operations): Likewise.
22956 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
22958 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
22959 of TREE_CODE_LENGTH.
22960 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
22962 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
22963 instead of TREE_CODE_LENGTH.
22965 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
22966 (tree_ic_transform): Likewise.
22967 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
22968 parameter instead of arglist. Fix callers.
22969 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
22970 (tree_stringops_transform): Likewise.
22971 (tree_indirect_call_to_profile): Likewise.
22972 (tree_stringops_values_to_profile): Likewise.
22974 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
22975 (eliminate_tail_call): Likewise.
22977 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
22979 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
22980 Use TREE_OPERAND_LENGTH and generalize to handle any number of
22982 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
22984 * omp-low.c (build_omp_barrier): Use build_call_expr.
22985 (lower_rec_input_clauses): Likewise.
22986 (lower_reduction_clauses): Likewise.
22987 (expand_parallel_call): Likewise.
22988 (maybe_catch_exception): Likewise.
22989 (expand_omp_for_generic): Likewise.
22990 (expand_omp_for_static_nochunk): Likewise.
22991 (expand_omp_sections): Likewise.
22992 (lower_omp_single_simple): Likewise.
22993 (lower_omp_single_copy): Likewise.
22994 (lower_omp_master): Likewise.
22995 (lower_omp_ordered): Likewise.
22996 (lower_omp_critical): Likewise.
22998 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
22999 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
23001 * tree-gimple.c (is_gimple_call_addr): Fix doc.
23002 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
23003 TREE_CODE_LENGTH. Add tcc_vl_exp case.
23005 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
23006 and generalize to handle any number of operands.
23007 (chrec_contains_undetermined): Likewise.
23008 (tree_contains_chrecs): Likewise.
23009 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
23011 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
23013 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
23014 fold_call_expr instead of fold_builtin.
23015 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
23016 match declarations there.
23017 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
23020 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
23021 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23023 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
23024 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
23026 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
23029 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
23030 (execute_cse_sincos): Use new CALL_EXPR accessors.
23032 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
23034 * gimple-low.c (lower_function_body): Use build_call_expr.
23035 (lower_builtin_setjmp): Likewise.
23037 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
23038 (set_storage_via_libcall): Likewise.
23039 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
23040 instead of TREE_CODE_LENGTH.
23041 (expand_expr_real_1): Use new CALL_EXPR accessors.
23043 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
23044 generalize to handle any number of operands.
23045 (TB_parent_eq): Likewise.
23047 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
23048 (strip_builtin_expect): Likewise.
23050 * function.c (gimplify_parameters): Use build_call_expr.
23052 * tree-vectorizer.c (vect_is_simple_reduction): Use
23053 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23055 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
23056 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
23058 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
23061 * gimplify.c (build_stack_save_restore): Use build_call_expr.
23062 (gimplify_decl_expr): Likewise.
23063 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
23064 Use new CALL_EXPR iterators.
23065 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
23066 (gimplify_modify_expr_to_memset): Likewise.
23067 (gimplify_variable_sized_compare): Likewise.
23068 (gimplify_omp_atomic_fetch_op): Likewise.
23069 (gimplify_omp_atomic_pipeline): Likewise.
23070 (gimplify_omp_atomic_mutex): Likewise.
23071 (gimplify_function_tree): Likewise.
23073 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
23074 (call_expr_flags): Likewise.
23075 (expand_call): Likewise.
23077 * except.c (expand_builtin_eh_return_data_regno): Pass entire
23078 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
23081 * coverage.c (create_coverage): Use build_call_expr.
23083 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
23084 (temp_call_expr_obstack): New.
23085 (pool_copy_list): Delete.
23086 (temp_copy_call_expr): New.
23087 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
23088 CALL_EXPR accessors. Get rid of special goo for copying argument
23089 lists and use temp_copy_call_expr instead.
23090 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
23091 CALL_EXPR accessors.
23092 (create_expression_by_pieces): Likewise. Use build_call_array
23093 to construct the result instead of fold_build3.
23094 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
23095 dealing with argument lists.
23096 (init_pre): Remove references to expression_node_pool and
23097 list_node_pool. Init temp_call_expr_obstack instead.
23098 (fini_pre): Remove references to expression_node_pool and
23101 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
23102 and walk arguments explicitly instead of as a list.
23104 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
23105 (mx_register_decls): Likewise.
23106 (mudflap_register_call): Likewise.
23107 (mudflap_finish_file): Likewise.
23109 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
23110 (ipa_callsite_compute_param): Likewise.
23112 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
23113 accessors and constructor.
23115 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
23116 accessors and constructor.
23117 (convert_tramp_reference): Likewise.
23118 (convert_call_expr): Likewise.
23119 (finalize_nesting_tree_1): Likewise.
23121 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
23124 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
23126 * tree-inline.c (initialize_inlined_parameters): Pass entire
23127 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
23129 (estimate_num_insns_1): Use new CALL_EXPR accessors.
23130 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
23132 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
23133 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23134 (vectorizable_reduction): Likewise.
23135 (vectorizable_call): Use new CALL_EXPR iterators.
23136 (vectorizable_conversion): Use build_call_expr.
23137 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
23138 (vect_gen_widened_results_half): Use build_call_expr.
23139 (vect_setup_realignment): Likewise.
23140 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
23142 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
23143 (pass_through_call): Likewise.
23144 (compute_object_sizes): Likewise. Use fold_call_expr instead of
23147 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
23148 (tree_gen_pow2_profiler): Likewise.
23149 (tree_gen_one_value_profiler): Likewise.
23150 (tree_gen_ic_func_profiler): Likewise.
23151 (tree_gen_average_profiler): Likewise.
23152 (tree_gen_ior_profiler): Likewise.
23154 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
23155 (find_func_aliases): Use new CALL_EXPR accessors. Add case
23156 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23158 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
23159 of TREE_CODE_LENGTH.
23161 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
23162 of TREE_CODE_LENGTH.
23164 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
23166 (convert_to_integer): Likewise.
23168 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
23171 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23172 Brooks Moses <brooks.moses@codesourcery.com>
23173 Lee Millward <lee.millward@codesourcery.com>
23175 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
23177 * config/frv/frv.c (frv_expand_builtin): Likewise.
23178 * config/s390/s390.c (s390_expand_builtin): Likewise.
23180 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
23181 (sparc_expand_builtin): Use new CALL_EXPR accessors.
23183 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
23184 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
23185 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
23186 (ix86_expand_store_builtin): Likewise.
23187 (ix86_expand_unop_builtin): Likewise.
23188 (ix86_expand_unop1_builtin): Likewise.
23189 (ix86_expand_sse_compare): Likewise.
23190 (ix86_expand_sse_comi): Likewise.
23191 (ix86_expand_vec_init_builtin): Likewise.
23192 (ix86_expand_vec_ext_builtin): Likewise.
23193 (ix86_expand_vec_set_builtin): Likewise.
23194 (ix86_expand_builtin): Use new CALL_EXPR accessors.
23196 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
23197 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
23199 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
23200 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
23201 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
23203 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
23205 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
23206 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
23207 arglist. Use new CALL_EXPR accessors. Fix callers.
23208 (altivec_expand_abs_builtin): Likewise.
23209 (rs6000_expand_binop_builtin): Likewise.
23210 (altivec_expand_predicate_builtin): Likewise.
23211 (altivec_expand_lv_builtin): Likewise.
23212 (spe_expand_stv_builtin): Likewise.
23213 (altivec_expand_stv_builtin): Likewise.
23214 (rs6000_expand_ternop_builtin): Likewise.
23215 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
23216 (altivec_expand_st_builtin): Likewise.
23217 (altivec_expand_dst_builtin): Likewise.
23218 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
23219 arglist. Use new CALL_EXPR accessors. Fix callers.
23220 (altivec_expand_vec_set_builtin): Likewise.
23221 (altivec_expand_vec_ext_builtin): Likewise.
23222 (altivec_expand_builtin): Use new CALL_EXPR accessors.
23223 (spe_expand_builtin): Likewise.
23224 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
23225 arglist. Use new CALL_EXPR accessors. Fix callers.
23226 (spe_expand_evsel_builtin): Likewise.
23227 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
23228 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
23230 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
23231 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
23232 (arm_expand_unop_builtin): Likewise.
23233 (arm_expand_builtin): Use new CALL_EXPR accessors.
23235 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
23238 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
23239 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
23241 (bfin_expand_unop_builtin): Likewise.
23242 (bfin_expand_builtin): Use new CALL_EXPR accessors.
23244 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23245 Brooks Moses <brooks.moses@codesourcery.com>
23246 Lee Millward <lee.millward@codesourcery.com>
23248 * c-semantics.c (build_stmt): Add internal diagnostic check.
23250 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
23251 accessors. Print arguments explicitly instead of as a list.
23253 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
23255 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
23256 (c_finish_omp_flish): Likewise.
23258 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
23259 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
23260 instead of TREE_CODE_LENGTH.
23261 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
23262 (c_warn_unused_result): Likewise.
23264 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23267 * doc/invoke.texi (Warning Options): Remove
23268 -Werror-implicit-function-declaration.
23269 (Wimplicit-function-declaration): Update description.
23270 * opts.c (common_handle_option): Move handling of -Werror=* to...
23271 (enable_warning_as_error): ...here.
23272 * opts.h (enable_warning_as_error): Declare.
23273 * c-decl.c (implicit_decl_warning): Unless
23274 -Wno-implicit-function-declaration is given, emit a pedwarn if
23275 -std=c99 or emit a warning if -Wimplicit-function-declaration.
23276 * c.opt (Wimplicit-function-declaration): Replace
23277 mesg_implicit_function_declaration with
23278 warn_implicit_function_declaration.
23279 * c-opts.c (c_common_handle_option):
23280 -Werror-implicit-function-declaration is exactly equal as
23281 -Werror=implicit-function-declaration.
23282 (set_Wimplicit): Replace mesg_implicit_function_declaration with
23283 warn_implicit_function_declaration.
23284 (c_common_post_options): -Wimplict-function-declaration is enabled
23285 by default by -std=c99, otherwise is disabled by default.
23286 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
23288 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
23290 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
23291 DECL on the rhs to a DECL on the lhs for debug info purposes if the
23292 former is ignored but not the latter.
23294 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
23296 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
23297 is made and the reference doesn't use the alias set of its type,
23298 do not create the temporary using that type.
23300 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
23302 * jump.c: Remove prototypes for delete_computation and
23303 delete_prior_computation.
23305 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
23307 * jump.c (get_label_after): Delete.
23308 (get_label_before, delete_computation, delete_jump,
23309 delete_prior_computation, follow_jumps): Move...
23310 * reorg.c (delete_computation, delete_prior_computation): ... here...
23311 (get_label_before, delete_jump): ... making these static ...
23312 (follow_jumps): ... and simplifying this since it only runs after
23314 * rtl.h (get_label_after, get_label_before, delete_jump,
23315 follow_jumps): Delete prototypes.
23317 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
23319 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
23321 2007-02-15 Nick Clifton <nickc@redhat.com>
23323 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
23324 order to prevent it from being munged by the target.
23326 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
23328 * config/i386/i386.md: Remove misleading comment.
23330 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
23332 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
23333 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
23336 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
23338 * tree-sra.c (instantiate_missing_elements): Canonicalize
23340 (sra_build_assignment): New.
23341 (generate_copy_inout, generate_element_copy,
23342 generate_element_zero, generate_one_element_init): Use it.
23344 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
23346 * tree-sra.c (instantiate_missing_elements): Canonicalize
23348 (sra_build_assignment): New.
23349 (generate_copy_inout, generate_element_copy,
23350 generate_element_zero, generate_one_element_init): Use it.
23352 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
23354 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
23357 2007-02-14 Joseph Myers <joseph@codesourcery.com>
23359 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
23360 types as aggregates not scalars.
23361 * function.c (assign_stack_temp_for_type): Likewise.
23363 2007-02-14 Roger Sayle <roger@eyesopen.com>
23364 Zdenek Dvorak <dvorakz@suse.cz>
23366 * tree-dump.c (dump_switch_p_1): Require exact match of the option
23369 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
23371 * passes.c (next_pass_1): Clear the next field of the copied
23374 2007-02-14 Richard Henderson <rth@redhat.com>
23376 * tree-sra.c (early_sra): New.
23377 (decl_can_be_decomposed_p): Deny va_list if early_sra.
23378 (tree_sra_early, pass_sra_early): New.
23379 * tree-pass.h (pass_sra_early): Declare.
23380 * passes.c (init_optimization_passes): Use it.
23382 2007-02-14 Richard Guenther <rguenther@suse.de>
23384 * flags.h (issue_strict_overflow_warning): Convert to a macro.
23386 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
23388 PR tree-optimization/30771
23389 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
23391 (vect_analyze_operations): Induction phis can now be marked as
23393 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
23394 Update documentation accordingly.
23396 2007-02-14 Nick Clifton <nickc@redhat.com>
23398 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
23399 most 3 arguments are supported.
23400 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
23402 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
23404 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
23405 Ensure dst->current is valid.
23407 2007-02-13 Paul Brook <paul@codesourcery.com>
23409 * config.gcc: Add arm*-*-uclinux-*eabi.
23410 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
23411 (SUBTARGET_EXTRA_LINK_SPEC): Define.
23412 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
23413 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
23414 (LINK_SPEC): Define.
23415 (LIB_SPEC): Define.
23416 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
23418 * config/arm/uclinux-eabi.h: New file.
23419 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
23420 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
23423 2007-02-13 Ian Lance Taylor <iant@google.com>
23425 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
23426 * flags.h (warn_strict_overflow): Declare.
23427 (enum warn_strict_overflow_code): Define.
23428 (issue_strict_overflow_warning): New static inline function.
23429 * opts.c (warn_strict_overflow): New variable.
23430 (common_handle_option): Handle OPT_Wstrict_overflow and
23431 OPT_Wstrict_overflow_.
23432 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
23434 * fold-const.c: Include intl.h.
23435 (fold_deferring_overflow_warnings): New static variable.
23436 (fold_deferred_overflow_warning): New static variable.
23437 (fold_deferred_overflow_code): New static variable.
23438 (fold_defer_overflow_warnings): New function.
23439 (fold_undefer_overflow_warnings): New function.
23440 (fold_undefer_and_ignore_overflow_warnings): New function.
23441 (fold_deferring_overflow_warnings_p): New function.
23442 (fold_overflow_warning): New static function.
23443 (make_range): Add strict_overflow_p parameter. Change all
23445 (extract_muldiv, extract_muldiv_1): Likewise.
23446 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
23447 tree_expr_nonnegative_p.
23448 (fold_negate_expr): Call fold_overflow_warning.
23449 (fold_range_test): Likewise.
23450 (fold_comparison): Likewise.
23451 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
23452 instead of tree_expr_nonnegative_p.
23453 (tree_expr_nonnegative_warnv_p): Rename from
23454 tree_expr_nonnegative_p, add strict_overflow_p parameter.
23455 (tree_expr_nonnegative_p): New function.
23456 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
23457 strict_overflow_p parameter.
23458 (tree_expr_nonzero_p): New function.
23459 * passes.c (verify_interpass_invariants): New static function.
23460 (execute_one_pass): Call it.
23461 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
23463 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
23464 (estimate_numbers_of_iterations): Likewise.
23465 (scev_probably_wraps_p): Likewise.
23466 * tree-ssa-ccp.c: Include "toplev.h".
23467 (evaluate_stmt): Defer fold overflow warnings until we know we are
23469 (struct fold_stmt_r_data): Add stmt field.
23470 (fold_stmt_r): Defer fold overflow warnings until we know we
23472 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
23473 (fold_stmt_inplace): Likewise.
23474 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
23475 (cleanup_control_expr_graph): Defer fold overflow warnings until
23476 we know we are going to optimize.
23477 * tree-cfg.c (fold_cond_expr_cond): Likewise.
23478 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
23480 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
23481 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
23482 * tree-ssa-loop-manip.c (create_iv): Likewise.
23483 * c-typeck.c (build_conditional_expr): Likewise.
23484 (build_binary_op): Likewise.
23485 * tree-vrp.c (vrp_expr_computes_nonzero): Call
23486 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
23487 (extract_range_from_unary_expr): Likewise.
23488 * simplify-rtx.c (simplify_const_relational_operation): Warn when
23489 assuming that signed overflow does not occur.
23490 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
23491 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
23492 (fold_defer_overflow_warnings): Declare.
23493 (fold_undefer_overflow_warnings): Declare.
23494 (fold_undefer_and_ignore_overflow_warnings): Declare.
23495 (fold_deferring_overflow_warnings_p): Declare.
23496 (tree_expr_nonzero_warnv_p): Declare.
23497 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
23498 of warning options.
23499 (Warning Options): Document -Wstrict-overflow.
23500 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
23501 (tree-ssa-ccp.o): Likewise.
23502 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
23503 (fold-const.o): Depend on intl.h.
23505 2007-02-13 Ian Lance Taylor <iant@google.com>
23507 PR middle-end/30751
23508 * lower-subreg.c (resolve_simple_move): Decompose subregs in
23511 2007-02-13 Stuart Hastings <stuart@apple.com>
23513 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
23515 2007-02-13 Richard Henderson <rth@redhat.com>
23517 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
23518 handled_component_p before looking for the indirect_ref.
23520 2007-02-13 Richard Henderson <rth@redhat.com>
23522 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
23523 remove flags clobber.
23524 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
23525 (bswaphi_lowpart): New.
23526 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
23527 remove TARGET_BSWAP test. Delete expander of the same name.
23529 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
23530 (expand_unop): Use them.
23532 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
23534 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
23535 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
23536 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
23537 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
23538 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
23539 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
23540 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
23541 assembler dialect choice from asm templates.
23543 2007-02-12 Richard Henderson <rth@redhat.com>
23545 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
23546 (fixuns_trunc<SSEMODEF>si2): Use it.
23547 * config/i386/sse.md (vec_setv4sf_0): Export.
23548 * config/i386/i386.c (ix86_build_const_vector): Export.
23549 (ix86_split_convert_uns_si_sse): Rename from
23550 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
23551 * config/i386/i386-protos.h: Update.
23553 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23556 * c-typeck.c (c_finish_return): Improve warning message.
23558 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23560 * alias.c (find_symbolic_term): Delete unused function.
23562 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
23564 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
23565 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
23566 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
23568 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
23570 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
23571 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
23572 the function, temporarily point the debug interface to the null one.
23574 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
23576 * dwarf2out.c (round_up_to_align): New static function.
23577 (field_byte_offset): Use it to round the offset.
23579 2007-02-12 Richard Henderson <rth@redhat.com>
23581 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
23582 (inswl_const): Export.
23584 2007-02-12 Richard Henderson <rth@redhat.com>
23586 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
23587 result mode of the libcall, convert back to outmode.
23589 2007-02-12 Roger Sayle <roger@eyesopen.com>
23591 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
23592 (bswapdi2): New define_expand to implement 32-bit implementation.
23594 2007-02-12 Nick Clifton <nickc@redhat.com>
23596 * doc/invoke.texi (Overall Options): Document --help=.
23597 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
23598 (cc1_options): Pass --help= on to cc1.
23599 (display_help): Add description of --help=.
23600 (process_command): Add code to handle --help=. Allow translated
23601 --help and --target-help switches to be passed on to compiler
23603 (main): Remove unused if statement.
23604 * opts.c (columns): Remove.
23605 (LEFT_COLUMN): Define.
23606 (wrap_help): Add columns argument.
23607 (print_filtered_help): Change parameters to be an include bitmask,
23608 an exclude bitmask, an any bitmask and the column width. Move the
23609 code to display the params list here. Add code to display the
23610 status of options rather than their descriptions if the quiet flag
23612 (print_specific_help): Change parameters to be an include bitmask,
23613 an exclude bitmask and an any bitmask. Move code to look up the
23614 column width here. Decide upon the title for an options listing.
23615 (common_handle_options): Add code to handle --help=. Adapt code
23616 for --help and --target-help to use the revised form of the
23617 print_specific_help function.
23618 (print_help): Delete.
23619 (print_param_help): Delete.
23620 (print_switch): Delete.
23621 * opts.h (cl_lang_count): Add prototype.
23622 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
23623 CL_MAX_OPTION_CLASS): New defines.
23624 * optc-gen.awk: Add construction of cl_lang_count.
23625 * c.opt: Add Warning attribute to warning options and Optimization
23626 attribute to optimization options.
23627 * common.opt: Likewise.
23629 Add -fhelp and -ftarget-help as aliases for the transformed --help
23630 and --target-help options.
23631 * opt-functions.awk: Add code to handle Warning and Optimization
23634 2007-02-12 Richard Henderson <rth@redhat.com>
23636 * config/alpha/constraints.md: New file.
23637 * config/alpha/alpha.c: Include tm-constrs.h.
23638 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
23639 alpha_extra_constraint): Remove.
23640 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
23641 * config/alpha/alpha-protos.h: Update.
23642 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
23643 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
23644 (EXTRA_CONSTRAINT): Remove.
23645 * config/alpha/alpha.md: Include constraints.md.
23646 (adddi splitter): Use satisfies_constraint_*.
23647 * config/alpha/predicates.md (add_operand): Likewise.
23648 (sext_add_operand, addition_operation): Likewise.
23650 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
23652 PR tree-optimization/29145
23653 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
23654 in our handling of restrict qualified pointers.
23656 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23659 * doc/invoke.texi (Wunused-value): Update description.
23660 (Wextra): Delete item.
23661 * opts.c (set_Wextra): Don't use the value of Wextra to set the
23662 value of Wunused-value.
23663 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
23664 (c_finish_stmt_expr): Don't check extra_warnings.
23665 (emit_side_effect_warnings): The caller is responsible to check
23668 2007-02-11 Roger Sayle <roger@eyesopen.com>
23669 Matt Thomas <matt@3am-software.com>
23671 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
23673 2007-02-11 Roger Sayle <roger@eyesopen.com>
23675 * simplify-rtx.c (simplify_relational_operation_1): Optimize
23676 comparisons of POPCOUNT against zero.
23677 (simplify_const_relational_operation): Likewise.
23679 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23681 * doc/invoke.texi (Wextra): Delete outdated paragraph.
23683 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23685 * dwarf2out.c (root_type): Delete unused function.
23687 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23689 * genattrtab.c (contained_in_p): Delete unused function.
23690 (write_expr_attr_cache): Likewise.
23692 2007-02-11 Jan Hubicka <jh@suse.cz>
23694 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
23697 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
23699 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
23700 to add the REG_EQ* note.
23701 * see.c (see_merge_one_use_extension): Likewise.
23702 * local-alloc.c (update_equiv_regs): Likewise. Also don't
23703 turn REG_EQUAL notes into REG_EQUIV notes if the target
23704 register may have more than one set.
23705 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
23706 * gcse.c (try_replace_reg): Likewise.
23707 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
23708 * calls.c (fixup_tail_calls): Likewise. Abort if there is
23709 more than one REG_EQUIV note.
23710 * reload1.c (gen_reload): Use set_unique_reg_note.
23712 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
23714 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
23715 (ix86_builtin_conversion): New function.
23717 2007-02-06 Mark Mitchell <mark@codesourcery.com>
23720 * tree.h (DECL_REPLACEABLE_P): New macro.
23721 * except.c (set_nothrow_function_flags): Likewise.
23723 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
23724 Ira Rosen <irar@il.ibm.com>
23725 Dorit Nuzman <dorit@il.ibm.com>
23727 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
23728 * targhooks.c (default_builtin_vectorized_conversion): New.
23729 * targhooks.h (default_builtin_vectorized_function): New declaration.
23730 * target.h (struct vectorize): Add builtin_conversion field.
23731 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
23732 stmt_vec_info_type value.
23733 (vectorizable_conversion): New declaration.
23734 * tree-vect-analyze.c (vect_analyze_operations): Add
23735 vectorizable_conversion call.
23736 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
23737 * tree-vect-transform.c (vectorizable_conversion): New function.
23738 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
23739 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
23741 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
23742 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
23743 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
23744 or ALTIVEC_BUILTIN_VCFSX.
23746 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23749 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
23750 CONST_DOUBLE and operand 0 is a hard register.
23751 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
23752 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
23753 is a hard floating-point register.
23755 2007-02-10 Richard Henderson <rth@redhat.com>
23756 Jakub Jelinek <jakub@redhat.com>
23757 Alexandre Oliva <aoliva@redhat.com>
23759 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
23760 * builtin-types.def (BT_WORD): Make unsigned.
23761 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
23762 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
23763 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
23764 * c-decl.c (grokdeclarator): Don't error if !have_tls.
23765 * c-parser.c (c_parser_omp_threadprivate): Likewise.
23766 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
23768 * expr.c (emutls_var_address): New.
23769 (expand_expr_real_1): Expand emulated tls.
23770 (expand_expr_addr_expr_1): Likewise.
23771 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
23772 * output.h (emutls_finish): Declare.
23773 * toplev.c (compile_file): Call it.
23774 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
23775 address before wrapping in CONST.
23776 * varasm.c (emutls_htab, emutls_object_type): New.
23777 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
23778 (get_emutls_object_name, get_emutls_object_type): New.
23779 (get_emutls_init_templ_addr, emutls_decl): New.
23780 (emutls_common_1, emutls_finish): New.
23781 (assemble_variable): When emulating tls, swap decls; generate
23782 constructor for the emutls objects.
23783 (do_assemble_alias): When emulating tls, swap decl and target name.
23784 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
23786 * varpool.c (decide_is_variable_needed): Look at force_output.
23787 Recurse for emulated tls.
23788 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
23789 with decide_is_variable_needed.
23790 * emutls.c: New file.
23791 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
23792 tls_object for real tls.
23794 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
23796 PR rtl-optimization/29599
23797 * reload1.c (eliminate_regs_in_insn): Take the destination
23798 mode into account when computing the offset.
23800 2007-02-09 Stuart Hastings <stuart@apple.com>
23801 Richard Henderson <rth@redhat.com>
23803 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
23804 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
23805 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
23806 fixuns_truncdfhi2): New.
23807 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
23808 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
23809 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
23810 (floatunssidf2): Allow nonimmediate source.
23811 * config/i386/sse.md (movdi_to_sse): New.
23812 (vec_concatv2di): Drop '*'.
23813 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
23814 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
23815 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
23817 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
23818 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
23819 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
23820 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
23821 (ix86_build_signbit_mask): Fix decl of v, refactor to call
23822 ix86_build_const_vector.
23823 (x86_emit_floatuns): Rewrite.
23825 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23827 * genautomata.c (longest_path_length): Delete unused function.
23828 (struct state): Delete unused longest_path_length.
23829 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
23830 (get_free_state): Delete unused.
23832 2007-02-09 Jan Hubicka <jh@suse.cz>
23834 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
23835 * doc/invoke.texi (inline-unit-growth): Update default value.
23837 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
23838 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
23839 (rebuild_cgraph_edges): Likewise.
23840 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
23841 (dump_cgraph_node): Dump frequencies.
23842 (cgraph_clone_edge): Add frequency scales.
23843 (cgraph_clone_node): Add freuqnecy.
23844 * cgraph.h (cgraph_edge): Add freuqnecy argument.
23845 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
23846 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
23847 * tree-pass.h (TODO_rebuild_frequencies): New constant.
23848 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
23849 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
23850 (save_inline_function_body): Likewise.
23851 * ipa-inline.c: inluce rtl.h
23852 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
23853 (cgraph_edge_badness): Use frequencies.
23854 (cgraph_decide_recursive_inlining): Update clonning.
23855 (cgraph_decide_inlining_of_small_function): Dump frequency.
23856 * predict.c (estimate_bb_frequencies): Export.
23857 * predict.h (estimate_bb_frequencies): Declare.
23858 * tree-inline.c (copy_bb): Watch overflows.
23859 (expand_call_inline): Update call of cgraph_create_edge.
23860 (optimize_inline_calls): Use TODO flags to update frequnecies.
23861 * passes.h: Include predict.h
23862 (init_optimization_passes): Move profile ahead.
23863 (execute_function_todo): Handle TODO_rebuild_frequencies.
23865 2007-02-09 Roger Sayle <roger@eyesopen.com>
23867 * config/alpha/alpha.c (emit_insxl): Force the first operand of
23868 the insbl or inswl pattern into a register.
23870 2007-02-09 Roger Sayle <roger@eyesopen.com>
23872 * config/ia64/ia64.md (bswapdi2): New define_insn.
23874 2007-02-09 Richard Henderson <rth@redhat.com>
23876 * config/i386/constraints.md (Ym): New constraint.
23877 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
23878 (movdi_1_rex64): Split sse and xmm general register moves from
23879 memory move alternatives. Use conditional register constraints.
23880 (movsf_1, movdf_integer): Likewise.
23881 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
23882 (movdf_integer_rex64): New.
23883 (pushsf_rex64): Fix output constraints.
23884 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
23885 (sse2_stored): Likewise.
23886 (sse2_storeq_rex64): New.
23887 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
23888 amd and not generic.
23889 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
23890 for optimize_size. Remove SF/DFmode hack.
23892 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
23894 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
23897 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
23898 Richard Sandiford <richard@codesourcery.com>
23900 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
23901 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
23902 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
23903 m68k/t-mlib to tmake_file.
23904 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
23905 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
23906 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
23907 Allow it to be cf or m68k. Set m68k_arch_family. If that
23908 variable is not empty, add t-$m68k_arch_family to tmake_file.
23909 Add t-mlibs to tmake_file.
23910 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
23911 * config/m68k/t-cf: New file.
23912 * config/m68k/t-m68k: Likewise.
23913 * config/m68k/t-mlibs: Likewise.
23914 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
23915 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
23916 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
23917 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
23918 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
23920 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
23921 (INSTALL_LIBGCC): Delete.
23922 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
23923 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
23924 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
23925 (M68K_MLIB_CPU): Define.
23926 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
23927 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
23928 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
23930 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
23931 Richard Guenther <rguenther@suse.de>
23933 PR middle-end/23361
23934 * fold-const.c (fold_comparison): Handle obfuscated comparisons
23935 against INT_MIN/INT_MAX.
23936 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
23937 file if a loop is removed.
23939 2007-02-09 Joseph Myers <joseph@codesourcery.com>
23941 * calls.c (store_one_arg): Pass correct alignment to
23942 emit_push_insn for non-BLKmode values.
23943 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
23944 unaligned stack slot via a suitably aligned slot.
23946 2007-02-08 DJ Delorie <dj@redhat.com>
23948 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
23950 (legal_subregs): Use unsigned char, make const.
23951 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
23953 2007-02-08 Paul Brook <paul@codesourcery.com>
23955 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
23956 special interworking needed.
23958 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
23960 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
23961 conditional to __SSE2__.
23962 (Entries below should have been added to first ChangeLog
23963 entry for amdfam10 dated 2007-02-05)
23964 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
23966 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
23968 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
23971 2007-02-08 DJ Delorie <dj@redhat.com>
23973 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
23974 * config/m32c/m32c.c (legal_subregs): New.
23975 (m32c_illegal_subreg_p): New.
23976 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
23977 unsupported subregs of hard regs.
23979 2007-02-08 Jan Hubicka <jh@suse.cz>
23981 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
23982 the same one; always update histograms.
23984 2007-02-08 Diego Novillo <dnovillo@redhat.com>
23986 * passes.c (init_optimization_passes): Tidy comment.
23988 2007-02-08 Roger Sayle <roger@eyesopen.com>
23990 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
23991 strip zero_extend, bswap and rotates from POCOUNT's argument.
23992 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
23993 zero_extend and rotates from PARITY's argument.
23994 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
23995 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
23996 of an integer constant at compile-time.
23998 2007-02-08 Diego Novillo <dnovillo@redhat.com>
24001 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
24003 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
24006 * tree-ssa-live.c (remove_unused_locals): Do not remove
24007 TREE_ADDRESSABLE variables.
24008 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
24009 * tree-ssa-operands.c (add_virtual_operand): Remove argument
24010 FOR_CLOBBER. Update all users.
24011 If VAR has an associated alias set, add a virtual operand for
24012 it if no alias is found to conflict with the memory reference.
24014 2007-02-07 Jan Hubicka <jh@suse.cz>
24015 Robert Kidd <rkidd@crhc.uiuc.edu>
24017 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
24019 2007-02-07 Ian Lance Taylor <iant@google.com>
24021 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
24023 2007-02-07 Roger Sayle <roger@eyesopen.com>
24025 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
24026 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
24027 tablejumpdi, movsi_to_cr_one): Remove constraints from
24028 define_expand's match_operands.
24030 2007-02-07 Roger Sayle <roger@eyesopen.com>
24032 * global.c (compute_regsets): Move declatation of "i" inside of
24033 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
24035 2007-02-07 Jakub Jelinek <jakub@redhat.com>
24038 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
24039 of INDIRECT_REF <RESULT_DECL>.
24041 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
24043 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
24044 Kaz Kojima <kkojima@gcc.gnu.org>
24047 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
24049 (sh_initialize_trampoline): Add parentheses to avoid a warning.
24051 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
24053 * doc/loop.texi: Document possibility not to perform disambiguation
24054 of loops with multiple latches.
24055 * cfgloopmanip.c (alp_enum_p): Removed.
24056 (add_loop): Handle subloops. Use get_loop_body_with_size.
24057 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
24058 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
24059 the new forwarder block.
24060 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
24061 Handle the case latch is NULL.
24062 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
24063 modifications when marking loop exits.
24064 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
24066 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
24067 disambiguate_loops_with_multiple_latches.
24068 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
24069 before fix_loop_structure.
24070 * cfgloop.c: Include pointer-set.h and output.h.
24071 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
24072 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
24073 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
24074 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
24075 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
24076 disambiguate_multiple_latches, get_loop_body_with_size,
24077 disambiguate_loops_with_multiple_latches): New functions.
24078 (flow_loop_dump): Dump multiple latch edges.
24079 (flow_loop_nodes_find): Handle loops with multiple latches.
24080 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
24081 (glb_enum_p): Modified.
24082 (get_loop_body): Use get_loop_body_with_size.
24083 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
24084 (AVOID_CFG_MODIFICATIONS): New constant.
24085 (disambiguate_loops_with_multiple_latches, add_loop,
24086 get_loop_body_with_size): Declare.
24087 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
24089 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
24091 PR inline-asm/28686
24092 * global.c (compute_regsets): New function.
24093 (global_alloc): Refactored ELIMINABLE_REGSET
24094 and NO_GLOBAL_ALLOC_REGS computation out.
24095 (rest_of_handle_global_alloc): Call compute_regsets()
24096 for non-optimizing case.
24098 2007-02-06 Richard Henderson <rth@redhat.com>
24100 * config/i386/constraints.md (Y2): Rename from Y.
24101 (Yi): New constraint.
24102 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
24103 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
24104 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
24105 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
24106 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
24107 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
24108 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
24109 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
24110 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
24111 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
24112 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
24113 vec_extractv2si_1): Change Y constraints to Y2.
24114 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
24115 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
24116 Change Y constraints to Y2.
24117 (sse2_loadld): Change Y constraints to x.
24119 2007-02-06 Roger Sayle <roger@eyesopen.com>
24121 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
24122 (parity<mode>2): New define_expand using rs6000_emit_parity.
24123 * config/rs6000/rs6000.c (rs6000_emit_popcount,
24124 rs6000_emit_parity): New functions.
24125 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
24126 rs6000_emit_parity): Prototype here.
24128 2007-02-06 Ian Lance Taylor <iant@google.com>
24130 * lower-subreg.c (simple_move_operand): Reject CONST.
24131 (resolve_clobber): Call validate_change rather than directly
24132 assigning to XEXP (pat, 0).
24134 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
24136 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
24137 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
24138 (tree-cfg.o): Remove hashtab.h dependency.
24140 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
24141 (struct ivopts_data): Change niters to pointer_map_t.
24142 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
24143 (niter_for_exit): Create pointer_map on demand. Change for
24145 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
24146 (free_loop_data): Destroy data->niters if created and reset field.
24147 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
24148 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
24150 * tree-ssa-reassoc.c: Include pointer-set.h.
24151 (bb_rank): Change to long *.
24152 (operand_rank): Change to pointer_map_t.
24153 (find_operand_rank): Return long, -1 if not found. Declare as inline.
24154 (insert_operand_rank): Accept long.
24155 (operand_entry_hash, operand_entry_eq): Remove.
24156 (get_rank): Return long. Adjust for changes above.
24157 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
24159 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
24161 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
24162 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
24163 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
24165 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
24166 directly since it cannot be NULL.
24167 (get_vi_for_tree): Rewrite for pointer_map API.
24168 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
24169 (init_alias_vars): Create vi_for_tree as pointer_map.
24170 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
24172 * tree-cfg.c: Don't include hashtab.h.
24173 (edge_to_cases): Declare as pointer_map.
24174 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
24176 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
24177 (start_recording_case_labels): Create edge_to_cases as pointer_map.
24178 (end_recoding_case_labels): Cleanup edge_to_cases manually before
24180 (record_switch_edge): Delete.
24181 (get_cases_for_edge): Adjust for pointer_map API, inline
24182 record_switch_edge (rewritten for new API), remove goto.
24184 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
24186 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
24187 * tree-nested.c: Include pointer-set.h.
24188 (var_map_elt, var_map_eq, var_map_hash): Delete.
24189 (struct nesting_info): Remove GTY marker. Change the two htab_t's
24190 to pointer_map_t's.
24191 (nesting_info_bitmap_obstack): New.
24192 (lookup_field_for_decl): Adjust for pointer_map API.
24193 (lookup_tramp_for_decl): Adjust for pointer_map API.
24194 (get_nonlocal_debug_decl): Adjust for pointer_map API.
24195 (get_local_debug_decl): Adjust for pointer_map API.
24196 (convert_nl_goto_reference): Adjust for pointer_map API.
24197 (convert_nl_goto_receiver): Adjust for pointer_map API.
24198 (create_nesting_tree): Create outside GGC space. Create bitmap on
24199 the new obstack. Create field_map and var_map as pointer_maps.
24200 (free_nesting_tree): Adjust for changes to create_nesting_tree.
24202 (lower_nested_functions): Move root here, no need to NULL it.
24203 Initialize and release the obstack.
24205 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
24207 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
24208 Remove prototypes and make them non-static.
24209 (struct tree_int_map): Remove.
24210 * tree.h (struct tree_int_map): Move here, turning TO into an
24212 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
24214 * tree.h (TREE_COMPLEXITY): Remove.
24215 (struct tree_exp): Remove complexity field.
24216 * tree.c (build1_stat): Don't set it.
24218 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
24219 Victor Kaplansky <victork@il.ibm.com>
24221 * tree-vectorizer.c (vect_is_simple_use): Support induction.
24222 (vect_is_simple_reduction): Support reduction with induction as
24223 one of the operands.
24224 (vect_is_simple_iv_evolution): Fix formatting.
24225 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
24226 formatting. Don't mark induction phis for vectorization.
24227 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
24228 * tree-vect-transform.c (get_initial_def_for_induction): New function.
24229 (vect_get_vec_def_for_operand): Support induction.
24230 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
24232 (vectorizable_reduction): Support reduction with induction as one of
24234 (vectorizable_type_demotion): Use def-type of stmt argument rather
24235 than dummy def-type.
24237 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
24238 flag_tree_scev_cprop.
24239 * common.opt (tree-scev-cprop): New flag.
24241 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
24242 call to vect_get_new_vect_var.
24244 2007-02-06 Ira Rosen <irar@il.ibm.com>
24246 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
24247 vectype is not NULL.
24248 (vect_pattern_recog_1): Likewise.
24250 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24252 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
24253 (fold_negate_expr): Likewise.
24255 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
24258 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
24259 even if cv-qualification is the same.
24261 2007-02-05 Geoffrey Keating <geoffk@apple.com>
24263 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
24264 __enable_execute_stack on completion.
24266 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24268 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
24269 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
24270 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
24271 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
24272 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
24273 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
24274 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
24275 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
24277 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24279 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
24280 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
24281 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
24282 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
24283 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
24284 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
24285 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
24286 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
24287 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
24288 umuldi3_highpart_rex64, umulsi3_highpart_insn,
24289 umulsi3_highpart_zext, smuldi3_highpart_rex64,
24290 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
24291 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
24292 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
24293 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
24294 sqrtextenddfxf2_i387): Added amdfam10_decode.
24296 * config/i386/athlon.md (athlon_idirect_amdfam10,
24297 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
24298 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
24299 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
24300 athlon_ivector_store_amdfam10): New define_insn_reservation.
24301 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
24304 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24306 * config/i386/athlon.md (athlon_call_amdfam10,
24307 athlon_pop_amdfam10, athlon_lea_amdfam10): New
24308 define_insn_reservation.
24309 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
24310 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
24311 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
24313 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24315 * config/i386/athlon.md (athlon_sseld_amdfam10,
24316 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
24317 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
24319 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24321 * config/i386/athlon.md (athlon_sseins_amdfam10): New
24322 define_insn_reservation.
24323 * config/i386/i386.md (sseins): Added sseins to define_attr type
24324 and define_attr unit.
24325 * config/i386/sse.md: Set type attribute to sseins for insertq
24328 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24330 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
24331 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
24332 ssecomi_load_amdfam10, ssecomi_amdfam10,
24333 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
24334 define_insn_reservation.
24335 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
24337 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24339 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
24340 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
24341 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
24342 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
24343 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
24344 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
24345 define_insn_reservation.
24347 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
24348 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
24349 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
24350 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
24351 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
24353 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24355 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
24356 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
24357 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
24358 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
24359 athlon_ssemul_load_k8): Added amdfam10.
24361 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24363 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
24364 (x86_sse_unaligned_move_optimal): New variable.
24366 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
24368 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
24369 for unaligned vector SSE double/single precision loads for AMDFAM10.
24371 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24373 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
24374 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
24375 Define TARGET_CPU_DEFAULT_amdfam10.
24376 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
24377 (processor_type): Add PROCESSOR_AMDFAM10.
24379 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
24380 processor_type in config/i386/i386.h.
24381 Enable imul peepholes for TARGET_AMDFAM10.
24383 * config.gcc: Add support for --with-cpu option for amdfam10.
24385 * config/i386/i386.c (amdfam10_cost): New variable.
24386 (m_AMDFAM10): New macro.
24387 (m_ATHLON_K8_AMDFAM10): New macro.
24388 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
24389 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
24390 x86_promote_QImode, x86_integer_DFmode_moves,
24391 x86_partial_reg_dependency, x86_memory_mismatch_stall,
24392 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
24393 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
24394 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
24395 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
24396 Enable/disable for amdfam10.
24397 (override_options): Add amdfam10_cost to processor_target_table.
24398 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
24399 processor_alias_table.
24400 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
24401 (ix86_adjust_cost): Add code for amdfam10.
24403 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24405 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
24406 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
24407 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
24408 * config/i386/i386.h: Add builtin definition for SSE4A.
24409 * config/i386/i386.md: Add support for ABM instructions
24410 (popcnt and lzcnt).
24411 * config/i386/sse.md: Add support for SSE4A instructions
24412 (movntss, movntsd, extrq, insertq).
24413 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
24414 Add -march=amdfam10 flag.
24415 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
24416 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
24418 * doc/extend.texi: Add documentation for SSE4A builtins.
24420 2007-02-05 Bob Wilson <bob.wilson@acm.org>
24422 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
24424 2007-02-05 Richard Guenther <rguenther@suse.de>
24426 * tree-vectorizer.h (vectorizable_function): Add argument type
24427 argument, change return type.
24428 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
24429 * tree-vect-transform.c (vectorizable_function): Handle extra
24430 argument, return vectorized function decl.
24431 (build_vectorized_function_call): Remove.
24432 (vectorizable_call): Handle calls with result and argument types
24433 differing. Handle loop vectorization factor correctly.
24434 * targhooks.c (default_builtin_vectorized_function): Adjust for
24436 * targhooks.h (default_builtin_vectorized_function): Likewise.
24437 * target.h (builtin_vectorized_function): Add argument type
24439 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
24440 extra argument, allow vectorizing of lrintf.
24441 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
24442 documentation of target hook.
24444 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
24447 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
24448 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
24449 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
24451 2007-02-05 Roger Sayle <roger@eyesopen.com>
24453 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
24454 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
24455 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
24456 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
24457 before canonicalizing sincos to cexpi.
24458 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
24460 2007-02-05 Roger Sayle <roger@eyesopen.com>
24462 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
24463 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
24464 (alpha_init_builtins): Use alpha_add_builtins to process tables.
24466 2007-02-05 Roger Sayle <roger@eyesopen.com>
24468 * mips-tfile.c (initialize_init_file): Correct endianness test.
24470 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
24472 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
24473 the 'y' constraint.
24475 2007-02-05 Richard Sandiford <richard@codesourcery.com>
24477 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
24478 saves in a PARALLEL before the register assignments.
24480 2007-02-05 Richard Sandiford <richard@codesourcery.com>
24482 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
24483 DWARF_FRAME_RETURN_COLUMN to be a general register.
24484 * dwarf2out.c (init_return_column_size): New function, split from...
24485 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
24486 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
24487 to be nongeneral registers.
24488 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
24490 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
24491 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
24493 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
24495 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
24497 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
24499 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
24500 (remove_path): Use can_remove_branch_p and remove_branch instead
24501 of loop_delete_branch_edge.
24502 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
24503 (tree_transform_and_unroll_loop): Remove dead branches immediately.
24504 Update profile using scale_dominated_blocks_in_loop.
24505 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
24506 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
24507 (can_remove_branch_p, remove_branch): Declare.
24508 * tree-cfg.c (tree_can_remove_branch_p): New function.
24509 (tree_cfg_hooks): Add tree_can_remove_branch_p.
24510 * cfgrtl.c (rtl_can_remove_branch_p): New function.
24511 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
24513 2007-02-05 Jan Hubicka <jh@suse.cz>
24515 PR middle-end/30696
24516 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
24517 nodes in cgraph, don't remove offline copy of the function.
24519 2007-02-04 Jan Hubicka <jh@suse.cz>
24521 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
24522 vectors might cause maybe_lookup_element_for_expr to be called
24523 on non-sra-candidate.
24525 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
24527 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
24528 config/bfin/bfin.md, config/bfin/predicates.md: Follow
24529 spelling conventions.
24531 2007-02-04 Richard Guenther <rguenther@suse.de>
24533 PR middle-end/30636
24534 * fold-const.c (try_move_mult_to_index): Make sure to not
24535 overflow one dimension of a multi-dimensional array access.
24537 2007-02-04 Jan Hubicka <jh@suse.cz>
24539 * passes.c (init_optimization_passes): Reindent.
24541 2007-02-04 Jan Hubicka <jh@suse.cz>
24542 Eric Botcazou <ebotcazou@adacore.com>
24544 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
24545 (execute_fixup_cfg): Break out the abnormal goto code.
24546 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
24547 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
24548 (optimize_inline_calls): Call make_nonlocal_label_edges.
24550 2007-02-04 Jan Hubicka <jh@suse.cz>
24552 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
24553 true when something was changed.
24554 (rename_ssa_copies): When something was changed, do
24555 TODO_remove_unused_locals.
24556 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
24557 add TODO_remove_unused_locals when instruction was removed.
24559 2007-02-04 Jan Hubicka <jh@suse.cz>
24561 * ipa-inline.c (try_inline): Improve debug output; work on already
24563 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
24564 call try_inline for already inlined edges too when flattening;
24565 inline also functions that make callee growth but overall unit size
24568 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
24570 * config/m32c/bitops.md, config/m32c/jump.md,
24571 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
24572 config/m32r/m32r.h, config/m32r/m32r.md,
24573 config/m32r/predicates.md, config/m68hc11/larith.asm,
24574 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
24575 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
24576 config/mips/mips-protos.h, config/mips/mips.c,
24577 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
24578 config/mn10300/mn10300.h, config/mn10300/predicates.md,
24579 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
24580 spelling conventions.
24582 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
24583 Follow spelling conventions.
24585 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
24587 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
24588 warn about C++0x compatibility.
24590 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
24592 * config/h8300/h8300.c, config/h8300/h8300.h,
24593 config/h8300/h8300.md: Follow spelling conventions.
24595 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
24597 PR middle-end/30667
24598 * combine.c (try_combine): Do not substitute source operand
24599 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
24601 2007-02-03 Jan Hubicka <jh@suse.cz>
24603 PR gcov-profile/30650
24604 * value-prof.c (stringop_block_profile): Fix handling of size counter;
24605 do not divide by zero for never executed counters.
24606 (tree_find_values_to_profile): Fix counters.
24607 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
24609 2007-02-03 Ian Lance Taylor <iant@google.com>
24611 * lower-subreg.c (simple_move_operand): New static function,
24612 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
24614 (simple_move): Call simple_move_operand.
24615 (find_decomposable_subregs): Add special handling of MEMs.
24616 (can_decompose_p): Rename from cannot_decompose_p. Reverse
24617 meaning of return value. If we see a hard register, test whether
24618 it can store a word_mode value. Change all callers.
24620 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24622 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
24623 ftrapv insns and expanders.
24624 (subdi3): Change define_expand operand 1 to arith11_operand, and
24625 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
24626 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
24627 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
24630 PR middle-end/30174
24631 * varasm.c (notice_global_symbol): Treat global objects as weak when
24632 flag_shlib is true.
24634 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24636 * emit-rtl.c (dconstpi): Delete.
24637 (dconstsqrt2): New.
24638 (init_emit_once): Delete dconstpi and init dconstsqrt2.
24639 * real.h (dconstpi): Delete.
24640 (dconstsqrt2): New.
24641 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
24642 (fold_builtin_hypot): Likewise.
24644 2007-02-03 Tom Tromey <tromey@redhat.com>
24647 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
24648 -gcoff3, -gxcoff3, -gvms3 implies -dD.
24650 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
24652 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
24653 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
24654 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
24655 config/rs6000/cell.md, config/rs6000/darwin.h,
24656 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
24657 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
24658 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
24659 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
24660 typos. Follow spelling conventions.
24661 * doc/invoke.texi: Follow spelling conventions.
24663 2007-02-03 Roger Sayle <roger@eyesopen.com>
24665 * simplify-rtx.c (simplify_relational_operation_1): Implement some
24666 canonicalization transformations that attempt to simplify integer
24667 constant comparisons to become comparisons against zero.
24669 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24671 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
24673 * fold-const.c (fold_binary): Fix comment typos. Fold complex
24674 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
24676 2007-02-02 Mike Stump <mrs@apple.com>
24678 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
24679 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
24680 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
24681 generate a branch island.
24683 2007-02-02 Bob Wilson <bob.wilson@acm.org>
24685 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
24686 (xtensa_legitimate_address_p): New.
24687 (xtensa_legitimize_address): New.
24688 (xtensa_output_addr_const_extra): New.
24689 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
24691 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
24692 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
24693 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
24694 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
24695 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
24696 (xtensa_legitimize_address): New.
24697 (xtensa_output_addr_const_extra): New.
24699 2007-02-02 Steve Ellcey <sje@cup.hp.com>
24701 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
24703 2007-02-02 Ian Lance Taylor <iant@google.com>
24705 * expmed.c (expand_divmod): Add comment.
24707 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
24709 * emit-rtl.c (renumber_insns): Remove.
24710 * flags.h: Remove the extern for flag_renumber_insns.
24711 * rtl.h: Remove the prototype for renumber_insns.
24712 * toplev.c (flag_renumber_insns): Remove.
24714 2007-02-02 Hui-May Chang <hm.chang@apple.com>
24716 Revert for x86 darwin:
24717 2005-06-19 Uros Bizjak <uros@kss-loka.si>
24719 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
24720 code before the following patch under TARGET_MACHO.
24721 (ix86_function_value_regno_p): Likewise.
24723 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24725 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
24728 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
24731 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
24732 loads to general or fp registers. Add comments.
24733 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
24735 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
24737 * pointer-set.c (insert_aux): Only return insertion slot.
24738 (pointer_set_insert): Adjust.
24739 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
24740 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
24741 pointer_map_traverse): New.
24742 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
24743 pointer_map_create, pointer_map_destroy, pointer_map_insert,
24744 pointer_map_contains, pointer_map_traverse): Declare.
24746 2007-02-02 Jakub Jelinek <jakub@redhat.com>
24748 PR middle-end/30473
24749 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
24750 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
24752 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
24754 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
24756 (struct _dep): New type.
24757 (dep_t): New typedef.
24758 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
24759 (DEP_STATUS): New access macro. The macro with the same name was
24760 renamed to DEP_LINK_STATUS.
24761 (dep_init): Declare function
24763 (struct _dep_link): New type.
24764 (dep_link_t): New typedef.
24765 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
24766 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
24767 (DEP_LINK_STATUS): New macro.
24768 (debug_dep_links): New debug function.
24770 (struct _deps_list): New type.
24771 (deps_list_t): New typedef.
24772 (DEPS_LIST_FIRST): New access macro.
24773 (FOR_EACH_DEP_LINK): New cycle macro.
24774 (create_deps_list, free_deps_list, delete_deps_list): Declare
24776 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
24777 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
24778 (copy_deps_list_change_con): Ditto.
24780 (move_dep_link): Declare function.
24782 (struct _dep_node): New type.
24783 (dep_node_t): New typedef.
24784 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
24786 (struct haifa_insn_data.back_deps): New field to hold backward
24787 dependencies of the insn.
24788 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
24790 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
24791 Change its type to deps_list_t.
24792 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
24793 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
24794 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
24796 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
24798 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
24800 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
24802 (dep_cost): Declare.
24804 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
24805 (ds_to_dk, dk_to_ds): New functions.
24807 (init_dep_1): New static function.
24808 (init_dep): New function.
24809 (copy_dep): New static function.
24811 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
24813 (detach_dep_link): New static function.
24814 (move_dep_link): New function.
24816 (dep_links_consistent_p, dump_dep_links): New static functions.
24817 (debug_dep_links): New debugging function.
24819 (deps_obstack, dl_obstack, dn_obstack): New static variables.
24821 (alloc_deps_list, init_deps_list): New static functions.
24822 (create_deps_list): New function.
24823 (clear_deps_list): New static function.
24824 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
24825 (deps_list_consistent_p, dump_deps_list): New static functions.
24826 (debug_deps_list): New function.
24827 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
24829 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
24831 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
24832 use new scheduler dependencies lists.
24833 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
24834 (sched_analyze): Ditto. Initialize dependencies lists.
24835 (add_forw_dep, compute_forward_dependences): Update to use new
24836 scheduler dependencies lists.
24838 (init_dependency_caches): Init deps_obstack.
24839 (free_dependency_caches): Free deps_obstack.
24841 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
24842 new scheduler dependencies lists.
24843 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
24844 (add_back_forw_dep, delete_back_forw_dep): Ditto.
24846 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
24847 Update to use new scheduler dependencies lists.
24848 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
24849 (debug_dependencies): Ditto.
24850 (schedule_region): Update comments.
24852 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
24853 scheduler dependencies lists.
24854 (schedule_ebb): Update comments.
24856 * rtl.def (DEPS_LIST): Remove.
24858 * lists.c (unused_deps_list): Remove.
24859 (free_list): Update assertions.
24861 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
24862 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
24864 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
24865 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
24867 * haifa-sched.c (comments): Update.
24868 (insn_cost1): Remove. Inline the code into insn_cost ().
24869 (insn_cost): Update to use new scheduler dependencies lists. Move
24870 processing of the dependency cost to dep_cost ().
24871 (dep_cost): New function. Use it instead of insn_cost () when
24872 evaluating cost of the dependency. Use compatible interface to
24873 interact with the target.
24874 (priority): Update to use new scheduler dependencies lists.
24875 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
24876 with greater number of insns that depend on the insn.
24877 (schedule_insn): Update to use new scheduler dependencies lists. Add
24878 code to free backward dependencies lists. Inline and optimize code
24879 from resolve_dep () - see PR28071.
24880 (ok_for_early_queue_removal): Update to use new scheduler dependencies
24881 lists. Update call to targetm.sched.is_costly_dependence hook.
24883 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
24884 scheduler dependencies lists.
24886 (resolve_dep): Remove. Move the logic to schedule_insn ().
24887 (init_h_i_d): Initialize dependencies lists.
24889 (process_insn_depend_be_in_spec): Rename to
24890 process_insn_forw_deps_be_in_spec. Update to use new scheduler
24891 dependencies lists.
24892 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
24893 Update to use new scheduler dependencies lists.
24894 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
24896 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
24897 new scheduler dependencies lists.
24898 (build_intra_loop_deps): Ditto.
24900 * target.h (struct _dep): Declare to use in
24901 gcc_target.sched.is_costly_dependence.
24902 (struct gcc_target.sched.adjust_cost): Fix typo.
24903 (struct gcc_target.sched.is_costly_dependence): Change signature to
24904 use single dep_t parameter instead of an equivalent triad.
24905 (struct gcc_target.sched.adjust_cost_2): Remove.
24907 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
24909 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
24911 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
24913 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
24915 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
24916 (REG_DEP_TRUE): Document.
24918 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
24919 Change signature to correspond to the targetm.sched.adjust_cost hook.
24920 Update use in TARGET_SCHED_ADJUST_COST_2.
24921 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
24922 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
24923 new scheduler dependencies lists.
24924 (ia64_gen_check): Ditto.
24926 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
24927 scheduler dependencies lists.
24929 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
24930 signature to correspond to the targetm.sched.is_costly_dependence hook.
24931 (is_costly_group): Update to use new scheduler dependencies lists.
24933 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
24934 instead of INSN_COST () macro.
24936 2007-02-01 Ian Lance Taylor <iant@google.com>
24938 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
24940 2007-02-01 Guy Martin <gmsoft@gentoo.org>
24942 * pa.md (tp_load): Correct mfctl instruction syntax.
24944 2007-02-01 Geoffrey Keating <geoffk@apple.com>
24946 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
24947 altivec_padding_size calculation on AIX. Improve comment, add
24948 assert to verify that it's right.
24950 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
24953 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
24955 PR inline-asm/28686
24956 * global.c (global_alloc): Add mising initialization of
24959 2007-02-01 Roger Sayle <roger@eyesopen.com>
24961 * alias.c (init_alias_analysis): Correct whitespace.
24962 * bb-reorder.c (fix_edges_for_rarely_executed_code,
24963 partition_hot_cold_basic_blocks): Likewise.
24964 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
24965 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
24966 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
24967 fold_builtin_snprintf_chk, fold_builtin_printf,
24968 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
24969 do_mpfr_arg3, do_mpfr_sincos): Likewise.
24970 * cfgcleanup.c (cleanup_cfg): Likewise.
24971 * cfgexpand.c (tree_expand_cfg): Likewise.
24972 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
24973 * function.c (get_next_funcdef_no): Likewise.
24974 * gengtype.c (main): Likewise.
24975 * genmodes.c (main): Likewise.
24976 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
24977 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
24978 * ifcvt.c (noce_emit_move_insn): Likewise.
24979 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
24981 * stor-layout.c (get_best_mode): Likewise.
24982 * tree-ssa-loop-niter.c (get_val_for): Likewise.
24983 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
24984 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
24985 perform_var_substitution, solve_graph): Likewise.
24986 * tree-vrp.c (vrp_finalize): Likewise.
24988 2007-02-01 Ian Lance Taylor <iant@google.com>
24990 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
24991 high part of a paradoxical subreg, return a constant zero.
24993 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
24995 * toplev.c (lang_dependent_init): Call init_set_costs.
24996 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
24998 2007-02-01 Richard Guenther <rguenther@suse.de>
25000 PR middle-end/30656
25001 * fold-const.c (fold_negate_expr): Allow negating a
25002 constant if overflow does not change.
25004 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25006 * doc/c-tree.texi (Expression trees): Improve markup.
25007 * doc/tm.texi (Register Classes, Addressing Modes)
25008 (Floating Point): Fix spacing after abbreviations. Fix some
25011 2007-02-01 Ben Elliston <bje@au.ibm.com>
25013 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
25014 * doc/contrib.texi: Likewise.
25015 * doc/install.texi: Likewise.
25017 2007-01-31 Richard Henderson <rth@redhat.com>
25018 Ian Lance Taylor <iant@google.com>
25020 * lower-subreg.c: New file.
25021 * rtl.def (CONCATN): Define.
25022 * passes.c (init_optimization_passes): Add pass_lower_subreg and
25023 pass_lower_subreg2.
25024 * emit-rtl.c (update_reg_offset): New static function, broken out
25025 of gen_rtx_REG_offset.
25026 (gen_rtx_REG_offset): Call update_reg_offset.
25027 (gen_reg_rtx_offset): New function.
25028 * regclass.c: Revert patch of 2006-03-05, restoring
25030 (clear_reg_info_regno): New function.
25031 * dwarf2out.c (concatn_loc_descriptor): New static function.
25032 (loc_descriptor): Handle CONCATN.
25033 * common.opt (fsplit_wide_types): New option.
25034 * opts.c (decode_options): Set flag_split_wide_types when
25036 * timevar.def (TV_LOWER_SUBREG): Define.
25037 * rtl.h (gen_reg_rtx_offset): Declare.
25038 (reg_scan_update): Declare.
25039 * regs.h (clear_reg_info_regno): Declare.
25040 * tree-pass.h (pass_lower_subreg): Declare.
25041 (pass_lower_subreg2): Declare.
25042 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
25043 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
25044 -fsplit-wide-types.
25045 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
25046 * Makefile.in (OBJS-common): Add lower-subreg.o.
25047 (lower-subreg.o): New target.
25049 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
25051 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
25053 2007-01-31 Anatoly Sokolov <aesok@post.ru>
25056 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
25058 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25060 PR middle-end/29335
25061 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
25063 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
25065 * cfgloop.h: Include vec-prim.h.
25066 (enum li_flags): Remove LI_ONLY_OLD.
25067 (loop_iterator): Changed.
25068 (fel_next, fel_init): Iterate over loop tree.
25069 (FOR_EACH_LOOP_BREAK): New macro.
25070 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
25072 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
25073 * modulo-sched.c (sms_schedule): Ditto.
25074 * tree-vectorizer.c (vectorize_loops): Ditto.
25075 * doc/loop.texi: Update information on loop numbering and behavior of
25076 FOR_EACH_LOOP wrto new loops.
25077 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
25078 add_to_evolution_1): Test nestedness of loops instead of comparing
25080 * tree-chrec.c (chrec_fold_plus_poly_poly,
25081 chrec_fold_multiply_poly_poly, chrec_evaluate,
25082 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
25083 reset_evolution_in_loop): Ditto.
25084 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
25086 2007-01-31 Dirk Mueller <dmueller@suse.de>
25088 * c-common.c (warn_about_parentheses): Separate warning about
25089 un-parenthized sequence of comparison operators from the one
25090 which is supposed to warn about x <= y <= z.
25092 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
25094 * optabs.h (enum optab_index): Add new OTI_isinf.
25095 (isinf_optab): Define corresponding macro.
25096 * optabs.c (init_optabs): Initialize isinf_optab.
25097 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
25099 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
25100 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
25102 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
25103 expand_builtin_interclass_mathfn.
25104 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
25105 * config/i386/i386.md (UNSPEC_FXAM): New constant.
25106 (fxam<mode>2_i387): New insn pattern.
25107 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
25108 built-in functions as x87 inline asm.
25110 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
25112 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
25114 2007-01-30 Eric Christopher <echristo@apple.com>
25116 * config.gcc: Add geode.
25118 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
25120 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
25121 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
25122 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
25123 value-prof.c: Fix comment typos.
25125 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25128 * doc/invoke.texi (Wpointer-arith): Document warning.
25130 2007-01-30 Janis Johnson <janis187@us.ibm.com>
25132 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
25133 the list of discrepancies from the draft TR.
25135 2007-01-30 Dirk Mueller <dmueller@suse.de>
25138 * doc/invoke.texi (-Wreturn-type): Update description to
25139 match new behavior.
25141 2007-01-30 Richard Sandiford <richard@codesourcery.com>
25143 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
25145 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
25147 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
25148 to handle optabs that operate on floating point input argument and
25149 output to integer output.
25150 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
25151 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
25152 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
25153 expand_builtin_interclass_mathfn ().
25154 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
25155 (ilogbsi2): Remove.
25156 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
25157 ilogbl built-in functions as x87 intrinsics.
25159 2007-01-30 Richard Guenther <rguenther@suse.de>
25161 PR middle-end/27657
25162 * dwarf2out.c (reference_to_unused): Query varpool if the
25163 variable was output.
25165 2007-01-30 Richard Guenther <rguenther@suse.de>
25167 PR middle-end/30313
25168 * passes.c (execute_one_pass): Reset in_gimple_form to not
25169 confuse non-unit-at-a-time mode.
25171 2007-01-29 Roger Sayle <roger@eyesopen.com>
25172 Richard Guenther <rguenther@suse.de>
25174 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
25175 avoid undefined behaviour on overflow. Use force_fit_type_double
25176 to construct the constant with the specified TREE_OVERFLOW.
25178 2007-01-29 Janis Johnson <janis187@us.ibm.com>
25180 * config/dfp-bit.c: Add parameterized support for fp exceptions.
25181 * config/dfp-bit.h: Ditto.
25183 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25185 * c-decl.c (pop_scope): Replace warnings with call to
25186 warn_for_unused_label.
25187 * c-common.h (warn_for_unused_label): Declare.
25188 * c-common.c (warn_for_unused_label): Define.
25190 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25192 * tree-optimize.c (update_inlined_to_pointers): Delete unused
25195 2007-01-29 Janis Johnson <janis187@us.ibm.com>
25197 * Makefile.in (USER_H): Remove decfloat.h.
25198 * ginclude/decfloat.h: Delete, moving contents to ...
25199 * ginclude/float.h: Add support for decimal floating point,
25200 guarded by __STDC_WANT_DEC_FP__.
25202 2007-01-29 Mike Stump <mrs@apple.com>
25204 * doc/gccint.texi (Top): Rename Loop Representation to Loop
25205 Analysis and Representation to resolve case insensitive conflict.
25206 * doc/loop.texi (Loop Analysis and Representation): Likewise.
25208 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
25210 * tree.h (struct tree_memory_tag): Add aliases member.
25211 (MTAG_ALIASES): New macro.
25212 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
25213 (add_may_alias): Remove pointer-set. Update for may_aliases being
25215 (mark_aliases_call_clobbered): Update for may_aliases being a
25217 (compute_tag_properties): Ditto.
25218 (create_partition_for): Ditto.
25219 (compute_memory_partitions): Ditto.
25220 (dump_may_aliases_for): Ditto.
25221 (is_aliased_with): Ditto.
25222 (add_may_alias_for_new_tag): Ditto.
25223 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
25224 (compute_is_aliased): New function.
25225 (compute_may_aliases): Call compute_is_aliased).
25226 (init_alias_info): Initialize alias_bitmap_obstack.
25227 (union_alias_set_into): New function.
25228 (compute_flow_sensitive_aliasing): Use union_aliases_into.
25229 (have_common_aliases_p): Rewrite to take two bitmaps and use
25231 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
25232 Update for bitmaps.
25233 (finalize_ref_all_pointers): Update for add_may_alias changes.
25234 (new_type_alias): Ditto.
25235 * tree-flow-inline.h (may_aliases): Return a bitmap.
25236 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
25237 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
25238 may_aliases being a bitmap.
25239 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
25240 may_aliases now returns a bitmap.
25241 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
25243 * tree-ssa-operands.c (add_virtual_operand): Update for
25244 may_aliases being a bitmap.
25246 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
25248 PR tree-optimization/30630
25249 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
25250 variable as changed.
25252 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
25255 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
25256 expanded only once even if an error occurs.
25258 2007-01-29 Ben Elliston <bje@au.ibm.com>
25260 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
25261 (__gcov_average_profiler): Likewise.
25262 (__gcov_ior_profiler): Likewise.
25263 (__gcov_merge_ior): Likewise.
25265 2007-01-28 Jan Hubicka <jh@suse.cz>
25267 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
25268 * value-prof.c (stringop_block_profile): Likewise.
25270 2007-01-28 Jan Hubicka <jh@suse.cz>
25272 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
25273 Add variant handling histograms; add wrapper.
25274 (clear_storage_via_libcall): Export.
25275 (emit_block_move_hints): Break out from ...; add histograms.
25276 (emit_block_move): ... this one.
25277 (clear_storage_hints): Break out from ...; add histograms.
25278 (clear_storage): ... this one.
25279 (set_storage_via_memset): Handle histogram.
25280 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
25281 (clear_storage_hints, clear_storage_via_libcall): Declare.
25282 (set_storage_via_setmem): Update prototype.
25283 * doc/md.texi (movmem, setmem): Document new arguments.
25285 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
25286 Add new histograms.
25287 (stringop_block_profile): New global function.
25288 (tree_stringops_values_to_profile): Profile block size and alignment.
25289 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
25291 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
25292 (stringop_block_profile): Declare.
25293 * builtins.c: Include value-prof.h.
25294 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
25295 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
25296 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
25297 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
25298 * profile.c (instrument_values): Add new counters.
25299 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
25301 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
25302 (tree_init_edge_profiler): Build new profilers.
25303 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
25304 (pass_tree_profile): Add dump.
25305 (tree_profile_hooks): Update.
25306 * Makefile.in (LIBGCOV): Add new constants.
25307 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
25308 __gcov_ior_profiler): New.
25309 * i386.md (movmem/setmem expanders): Add new optional arguments.
25311 2007-01-28 David Edelsohn <edelsohn@gnu.org>
25313 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
25315 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
25317 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
25318 (tree_unswitch_single_loop): Pass eni_size_weights to
25319 tree_num_loop_insns.
25320 * tree-ssa-loop-manip.c: Include tree-inline.h.
25321 (can_unroll_loop_p): Pass eni_size_weights to
25322 tree_num_loop_insns.
25323 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
25324 Pass eni_size_weights to estimate_num_insns.
25325 * tree.h (init_inline_once): Export.
25326 * toplev.c (backend_init): Call init_inline_once.
25327 * cgraphunit.c (cgraph_process_new_functions,
25328 cgraph_analyze_function): Pass eni_inlining_weights to
25329 estimate_num_insns.
25330 * ipa-inline.c (compute_inline_parameters): Ditto.
25331 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
25332 to estimate_num_insns.
25333 (try_unroll_loop_completely): Pass eni_size_weights to
25334 tree_num_loop_insns.
25335 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
25336 ot estimate_num_insns.
25337 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
25338 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
25339 * tree-inline.c (eni_inlining_weights, eni_size_weights,
25340 eni_time_weights): New variables.
25341 (init_inline_once): Initialize them.
25342 (struct eni_data): Mew.
25343 (estimate_num_insns_1, estimate_num_insns): Use weights.
25344 * tree-inline.h (struct eni_weights_d): New.
25345 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
25346 (estimate_num_insns): Declaration changed.
25347 * cfgloop.h (tree_num_loop_insns): Declaration changed.
25348 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
25349 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
25351 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
25353 * tree-data-ref.c (conflict_fn): Assert that the number of affine
25354 relations in the conflict function is valid.
25356 2007-01-27 Ian Lance Taylor <iant@google.com>
25358 * common.opt: Add fstrict-overflow.
25359 * opts.c (decode_options): Set flag_strict_overflow if -O2.
25360 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
25361 (TYPE_OVERFLOW_UNDEFINED): Define.
25362 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
25364 * tree.h (TYPE_TRAP_SIGNED): Don't define.
25365 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
25366 (fold_negate_expr): Likewise.
25367 (make_range): Likewise.
25368 (extract_muldiv_1): Likewise.
25369 (maybe_canonicalize_comparison): Likewise.
25370 (fold_comparison): Likewise.
25371 (fold_binary): Likewise.
25372 (tree_expr_nonnegative_p): Likewise.
25373 (tree_expr_nonzero_p): Likewise.
25374 * tree-vrp.c (compare_values): Likewise.
25375 (extract_range_from_binary_expr): Likewise.
25376 (extract_range_from_unary_expr): Likewise.
25377 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
25379 (nowrap_type_p): Likewise.
25380 * tree-scalar-evolution.c (simple_iv): Likewise.
25381 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
25382 (build_range_check): Likewise.
25383 (extract_muldiv_1): Likewise.
25384 (fold_comparison): Likewise.
25385 * tree-vrp.c (vrp_int_const_binop): Likewise.
25386 (extract_range_from_unary_expr): Likewise.
25387 * convert.c (convert_to_integer): Likewise.
25388 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
25389 (fold_comparison): Likewise.
25390 (fold_binary): Likewise.
25391 * optabs.c (optab_for_tree_code): Likewise.
25392 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
25393 * simplify-rtx.c (simplify_const_relational_operation): Check
25394 flag_strict_overflow and flag_trapv.
25395 (simplify_const_relational_operation): Likewise.
25396 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
25397 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
25400 2007-01-27 Roger Sayle <roger@eyesopen.com>
25402 * tree.c (tree_fold_gcd): Delete.
25403 * tree.h (tree_fold_gcd): Remove prototype.
25404 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
25405 test whether one constant integer is a multiple of another. Instead
25406 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
25407 * fold-const.c (multiple_of_p): We've determined both TOP and
25408 BOTTOM are integer constants so we can call int_const_binop directly
25409 instead of the more generic const_binop.
25411 2007-01-27 Roger Sayle <roger@eyesopen.com>
25413 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
25414 1*X check that the constant hasn't overflowed, to preserve the
25416 (round_up): Provide an efficient implementation when rouding-up an
25417 INTEGER_CST to a power-of-two.
25419 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25421 * doc/sourcebuild.texi: Add comma for clarity.
25422 * doc/extend.texi: Fix some typos.
25423 * doc/passes.texi: Likewise.
25424 * doc/cppinternals.texi: Likewise.
25425 * doc/c-tree.texi: Likewise.
25426 * doc/tree-ssa.texi: Likewise.
25427 * doc/install.texi: Likewise.
25429 2007-01-27 Jan Hubicka <jh@suse.cz>
25431 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
25432 (pass_sra): Do not require alias information.
25433 * passes.c (init_optimization_passes): Add SRA
25435 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
25437 * tracer.c (rest_of_handle_tracer): We already cleaned
25438 up the CFG in tracer() so don't do it here again.
25439 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
25440 cleanup_cfg here, either. And don't call renumber_insns.
25442 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
25443 and BB_HEAD are in the insn stream here. Instead make sure
25444 that BB_INSN is valid on all insns. Also, do check here that
25445 there are no pending branch predictions...
25446 (rtl_verify_flow_info): ...instead of doing it here. Checks
25447 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
25450 2007-01-26 Roger Sayle <roger@eyesopen.com>
25452 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
25453 function to simplify/factorize operand order canonicalization.
25454 (ix86_fixup_binary_operands): Reorganize using the above function.
25455 (ix86_binary_operator_ok): Likewise.
25457 2007-01-27 Jakub Jelinek <jakub@redhat.com>
25459 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
25460 file scope from optimize_attrs.
25461 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
25463 (optimize_attrs): Clear insn_code_values after freeing it.
25465 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
25467 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
25468 a parts.base assignment.
25470 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
25472 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
25473 (compute_subscript_distance, initialize_data_dependence_relation,
25474 finalize_ddr_dependent, analyze_ziv_subscript,
25475 analyze_siv_subscript_cst_affine,
25476 compute_overlap_steps_for_affine_univar,
25477 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
25478 analyze_siv_subscript, analyze_miv_subscript,
25479 analyze_overlapping_iterations, subscript_dependence_tester_1,
25480 compute_self_dependence, free_dependence_relation): Work
25481 with affine_fn instead of chrecs.
25482 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
25483 common_affine_function, affine_function_base,
25484 affine_function_constant_p, affine_fn_op, affine_fn_plus,
25485 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
25486 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
25487 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
25488 (all_chrecs_equal_p): Removed.
25489 * tree-data-ref.h (affine_fn, conflict_function): New types.
25490 (struct subscript): Change type of conflicting_iterations_in_a
25491 and conflicting_iterations_in_b.
25493 2007-01-26 Steve Ellcey <sje@cup.hp.com>
25496 * config/pa/pa.h (TARGET_HPUX_11): New.
25497 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
25498 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
25500 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
25501 Richard Guenther <rguenther@suse.de>
25503 * tree-ssa-structalias.c (solve_graph): Handle case
25504 we merged the variable to another.
25506 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25508 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
25511 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
25512 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
25514 2007-01-25 DJ Delorie <dj@redhat.com>
25516 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
25517 allow changes to modes which don't fit in those registers.
25519 * reload1.c (choose_reload_regs): Check for invalid subregs before
25520 computing their locations, not after.
25522 2007-01-25 Geoffrey Keating <geoffk@apple.com>
25525 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
25526 save Altivec registers in an eh_return function.
25527 (compute_vrsave_mask): Likewise.
25528 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
25529 for saving Altivec registers.
25530 (rs6000_emit_prologue): Don't allocate stack twice in
25531 eh_return function. Correct expected value of altivec_save_offset
25532 when using save_world. Describe save of R0 to stack when using
25533 save_world. Describe stack pointer adjustment when using
25534 save_world. Remove duplicated eh_return parameter register saving.
25535 Update sp_offset variable after save_world.
25536 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
25538 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
25539 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
25542 2007-01-25 Steve Ellcey <sje@cup.hp.com>
25544 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
25546 2007-01-25 Steve Ellcey <sje@cup.hp.com>
25549 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
25550 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
25552 2007-01-25 Richard Guenther <rguenther@suse.de>
25554 * doc/invoke.texi (-Wcoverage-mismatch): Document.
25555 * common.opt (-Wcoverage-mismatch): New warning option.
25556 * coverage.c (get_coverage_counts): Ignore coverage mismatch
25557 if -Wcoverage-mismatch is given.
25559 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
25561 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
25562 (ipcp_driver): Change to static definition.
25563 Add dumping of the ifunctions.
25564 (constant_val_insert): Remove unused parameter. Support for SSA.
25565 (ipcp_propagate_const): Support for SSA.
25566 (ipcp_profile_bb_print): Print only analyzed nodes.
25567 (ipcp_replace_map_create): Remove support for Fortran constant
25569 * ipa-prop.c (ipa_method_modify_stmt,
25570 ipa_callsite_compute_param): Support for SSA.
25571 * ipa-prop.h (ipcp_driver): Remove declaration.
25572 (IS_VALID_TREE_MAP_INDEX): Add define.
25574 2007-01-24 Geoffrey Keating <geoffk@apple.com>
25576 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
25578 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25580 PR middle-end/30447
25581 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
25582 constant argument to cabs and do it without checking for
25583 -funsafe-math-optimizations.
25585 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
25587 * c-common.h (RID_FIRST_CXX0X): New.
25588 (RID_LAST_CXX0X): New.
25589 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
25591 * c.opt (Wc++0x-compat): New.
25592 * doc/invoke.texi (-Wc++0x-compat): Document.
25594 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25596 * builtins.c (fold_builtin_carg): New.
25597 (fold_builtin_1): Use it.
25599 2007-01-24 Jan Hubicka <jh@suse.cz>
25601 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
25603 * ipa-inline.c (initial_insns, max_insns): Delete.
25604 (compute_max_insns): New function.
25605 (cgraph_decide_inlining_of_small_function): Use it; take minimal
25606 amount of insns as base for code growth.
25607 (cgraph_decide_inlining): Make initial_insns local; do not compute
25609 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
25610 * doc/invoke.texi (inline-unit-growth): Update docs.
25612 2007-01-24 Jakub Jelinek <jakub@redhat.com>
25614 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
25615 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
25616 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
25617 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
25618 for CPUs that have PTA_CX16 set.
25620 PR middle-end/27416
25621 * gimplify.c (omp_check_private): New function.
25622 (gimplify_scan_omp_clauses): Use it for
25623 firstprivate/lastprivate/reduction.
25625 PR middle-end/30494
25626 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
25627 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
25629 PR middle-end/30421
25630 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
25631 If lower_lastprivate_clauses emits some statements, append them
25632 to dlist rather than body_p and to body_p append an initializer.
25633 (lower_omp_for): Adjust caller.
25635 2007-01-24 Steve Ellcey <sje@cup.hp.com>
25637 * target.h (globalize_decl_name): New.
25638 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
25639 * output.h (default_globalize_decl_name): New.
25640 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
25642 (globalize_decl): Ditto.
25643 (default_globalize_decl_name): New.
25644 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
25645 (ia64_handle_version_id_attribute): New.
25646 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
25647 (ia64_asm_output_external): Use globalize_decl_name instead
25648 of globalize_label.
25649 * doc/extend.texi (version_id): New pragma.
25650 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
25652 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
25654 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
25655 _uleb128_t and _Unwind_SWord with _sleb128_t.
25656 * unwind-dw2.c (extract_cie_info, execute_stack_op,
25657 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
25659 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
25660 * unwind-pe.h (read_uleb128, read_sleb128,
25661 read_encoded_value_with_base): Likewise.
25662 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
25664 2007-01-24 Richard Guenther <rguenther@suse.de>
25666 * builtins.c (expand_builtin_cexpi): Get the fndecl
25667 for cexp in the correct way.
25669 2007-01-24 Jan Hubicka <jh@suse.cz>
25671 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
25674 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
25676 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
25677 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
25678 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
25679 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
25680 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
25681 __SIZEOF_PTRDIFF_T__.
25682 * doc/cpp.texi: Documentation for the new builtin macros added.
25684 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
25686 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
25687 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
25688 instead of operands[2] to avoid access past the end of array.
25690 2007-01-24 Richard Sandiford <richard@codesourcery.com>
25692 * reload1.c (emit_reload_insns): Pass the reload register
25693 for a non-spill output reload through forget_old_reloads_1.
25695 2007-01-23 Joseph Myers <joseph@codesourcery.com>
25697 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
25698 _SOFT_DOUBLE if doubles use software floating-point.
25699 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
25700 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
25701 * config/rs6000/darwin-ldouble.c: Also compile functions for
25702 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
25703 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
25704 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
25705 commented-out long double override.
25706 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
25707 * config/rs6000/eabispe.h: Likewise.
25708 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
25709 long double for non-SPE.
25710 (rs6000_handle_option): Likewise.
25711 (invalid_e500_subreg): Disallow more subregs involding DImode,
25712 DFmode, TImode or TFmode.
25713 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
25715 (legitimate_lo_sum_address_p): Also check for TFmode for E500
25717 (rs6000_legitimize_address): Also handle TFmode for E500 double.
25718 (rs6000_legitimize_reload_address): Also handle TFmode for E500
25720 (rs6000_legitimate_address): Also check for TFmode for E500
25722 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
25723 (spe_build_register_parallel): Handle TFmode and TCmode.
25724 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
25726 (function_arg): Handle TFmode and TCmode for E500 double.
25727 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
25729 (print_operand): Handle TFmode and TImode for %y.
25730 (rs6000_generate_compare): Handle TFmode comparisons for E500
25732 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
25733 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
25734 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
25735 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
25736 TFmode for E500 double.
25737 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
25738 (floatsidf2): Enable for E500 double.
25739 (movtf_softfloat): Use rs6000_nonimmediate_operand.
25740 (extenddftf2): Change to extenddftf2_fprs.
25741 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
25742 depending on TARGET_E500_DOUBLE.
25743 (extendsftf2): Enable for E500 double.
25744 (trunctfdf2): Enable for E500 double.
25745 (trunctfsf2): Change to trunctfsf2_fprs.
25746 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
25747 depending on TARGET_E500_DOUBLE.
25748 (floatsitf2): Enable for E500 double.
25749 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
25750 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
25751 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
25752 (negtf2): Change to negtf2_internal.
25753 (negtf2): New expander.
25754 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
25755 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
25756 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
25757 (movdi_internal32): Use rs6000_nonimmediate_operand.
25758 (unnamed splitter): Likewise.
25759 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
25760 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
25761 (SPE64TF, DITI): New mode macros.
25762 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
25765 (frob_<mode>_di_2): New.
25766 (frob_tf_di_8_2): New.
25767 (frob_di_df): Change to frob_di_<mode>; allow more modes.
25769 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
25771 (frob_ti_<mode>_8_2): New.
25772 (frob_ti_tf_2): New.
25773 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
25774 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
25776 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
25777 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
25778 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
25779 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
25780 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
25781 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
25784 2007-01-23 Ian Lance Taylor <iant@google.com>
25786 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
25788 (OBJS-archive): Reformat, alphabetize.
25789 (OBJS): Change out_object_file to OBJS-md.
25791 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
25793 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
25794 JUMP_P and CALL_P predicates where applicable.
25795 * config/i386/i386.c: Ditto.
25796 * config/i386/i386.md: Ditto.
25797 * config/i386/mmx.md: Ditto.
25798 * config/i386/predicates.md: Ditto.
25800 2007-01-22 Andreas Schwab <schwab@suse.de>
25802 * config/m68k/m68k.h: Fix comment.
25804 2007-01-22 Jan Hubicka <jh@suse.cz>
25806 * passes.c (init_optimization_passes): Do not rerun
25807 pass_early_warn_uninitialized.
25809 2007-01-22 Richard Guenther <rguenther@suse.de>
25811 PR tree-optimization/30038
25812 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
25814 (execute_cse_sincos_1): Likewise.
25815 (execute_cse_sincos): Likewise.
25816 (gate_cse_sincos): Likewise.
25817 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
25818 the cexpi() canonicalization of sincos().
25819 * tree-pass.h (pass_cse_sincos): Declare.
25820 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
25822 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
25824 PR rtl-optimization/29329
25825 * combine.c (replaced_rhs_insn): Rename to i2mod.
25826 (replaced_rhs_value): Rename to i2mod_new_rhs.
25827 (i2mod_old_rhs): New global variable.
25828 (combine_instructions): Adjust for above change. Save a copy of
25829 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
25830 note are substituted in the second instruction.
25831 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
25832 ditch the note if it pertains to the second eliminated register
25833 and this register is mentioned in i2mod_old_rhs.
25836 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
25838 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
25839 the insn to which the note was originally attached.
25841 2007-01-21 Jan Hubicka <jh@suse.cz>
25843 * ipa-inline.c (inlining_mode): Comment, move up.
25844 (cgraph_decide_inlining_incrementally): Do not perform inlining
25845 itself; fix handling of flattening of self recursive functions.
25846 (cgraph_find_cycles): Remove.
25847 (cgraph_flatten_node): Remove.
25848 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
25849 (try_inline): New function.
25850 (cgraph_early_inlining): Update call of
25851 cgraph_decide_inlining_incrementally. Apply inlining here.
25852 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
25854 2007-01-21 Dirk Mueller <dmueller@suse.de>
25857 * tree-vrp.c (check_array_bounds): do not warn
25858 about ADDR_EXPR's of ARRAY_REF's which are immediately
25859 used in binary expressions.
25861 2007-01-21 Ira Rosen <irar@il.ibm.com>
25863 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
25864 read_write_dep and macros for its access.
25865 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
25866 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
25867 argument, call vect_check_interleaving for every independent pair of
25868 data-refs. Mark loads that access the same memory location as a store
25870 (vect_check_dependences): Remove.
25871 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
25872 call, fix the call to vect_analyze_data_ref_dependence.
25873 (vect_analyze_data_ref_access): For statements that access the same
25874 data-ref, check that they are not stores; for loads, check that there
25875 is no store that access the same location.
25877 2007-01-20 Roger Sayle <roger@eyesopen.com>
25878 Joseph Myers <joseph@codesourcery.com>
25880 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
25881 (-fdump-rtl-stack): Likewise.
25882 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
25883 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
25884 (-mpt-fixed): Use @minus{} for minus sign.
25885 (Using Precompiled Headers): Fix under/overfull hbox.
25887 2007-01-20 Jan Hubicka <jh@suse.cz>
25889 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
25890 place within annotation.
25892 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25894 * pa.c (output_move_double): Change array size of xoperands to 4.
25896 2007-01-20 Jan Hubicka <jh@suse.cz>
25898 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
25901 2007-01-19 Ian Lance Taylor <iant@google.com>
25903 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
25904 constant to unsigned HOST_WIDE_INT before negating.
25906 2007-01-19 Ian Lance Taylor <iant@google.com>
25908 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
25910 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
25911 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
25912 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
25913 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
25914 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
25915 (realloc_vdef, realloc_vuse): Change second parameter to
25917 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
25918 fields to unsigned.
25919 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
25920 unsigned. Change x and lim locals to unsigned.
25921 (realloc_vdef, realloc_vuse): Change num_elem parameter to
25923 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
25924 (copy_virtual_operands): Change i and n locals to unsigned.
25926 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25928 PR middle-end/29335
25929 * builtins.c (fold_builtin_1): Handle builtin fdim.
25931 2007-01-20 Jan Hubicka <jh@suse.cz>
25933 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
25934 * tree-ssa-structalias.c (compute_points_to_sets): Do call
25935 init_alias_heapvars.
25936 (init_alias_heapvars): Initialize only when not already initialized.
25937 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
25939 2007-01-19 Roger Sayle <roger@eyesopen.com>
25941 * common.opt (fsigned-zeros): New command line option.
25942 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
25943 of flag_unsafe_math_optimizations.
25944 * opts.c (set_fast_math_flags): The -ffast-math command line option
25945 implies -fno-signed-zeros.
25946 (fast_math_flags_set_p): Likewise.
25948 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
25949 the documentation of -ffast-math appropriately. Wrap long lines.
25951 2007-01-19 Steve Ellcey <sje@cup.hp.com>
25953 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
25954 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
25956 2007-01-19 Tomas Bily <tbily@suse.cz>
25958 * cgraphunit.c (cgraph_finalize_function): Updating of pid
25960 (tree_init_ic_make_global_vars): New function
25961 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
25962 (tree_gen_ic_profiler): New function
25963 (tree_gen_ic_func_profiler): New function
25964 (tree_profiling): Added calling of tree_gen_ic_func_profiler
25965 (tree_profile_hooks): Added hook for indirec/virtual calls
25966 * value-prof.c (tree_find_values_to_profile): New case for
25968 (tree_values_to_profile): Call for determining indirect/virtual
25970 (tree_indirect_call_to_profile): New function
25971 (tree_ic_transform): New function
25972 (tree_ic): New function
25973 (find_func_by_pid): New function
25974 (init_pid_map): New function
25975 (tree_value_profile_transformations): Added check for
25976 indirect/virtual call transformation
25977 * value-prof.h (enum hist_type): New counter type for
25978 indirect/virtual calls
25979 (profile_hooks): Added new hook for profiling indirect/virtual
25981 * profile.c (instrument_values): New case for indirect/virtual
25983 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
25984 (GCOV_COUNTER_V_INDIR): New counter type
25985 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
25986 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
25988 * cgraph.c: Definition of cgraph_max_pid
25989 (cgraph_create_node): Default init of pid attribute
25990 * cgraph.h: Declaration of cgraph_max_pid
25991 (struct cgraph_node): Added pid attribute
25992 * libgcov.c (__gcov_indirect_call_profiler): New function
25993 (__gcov_one_value_profiler_body): New function
25994 (__gcov_one_value_profiler): Body was moved to
25995 __gcov_one_value_profiler_body and calls it
25997 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
25999 * doc/gty.texi (Options): Document the mark_hook option to GTY.
26000 * gengtype.c (write_types_data, write_func_for_structure,
26001 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
26002 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
26003 (walk_type, write_func_for_structure): Generate the mark_hook if
26006 2007-01-19 Jan Hubicka <jh@suse.cz>
26008 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
26009 'early' argument take inlining mode argument specifying whether to
26010 inline for size/speeed or all functions; add support for flattening;
26012 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
26014 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26017 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
26018 the name of the declared identifier.
26020 2007-01-19 Dirk Mueller <dmueller@suse.de>
26022 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
26023 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
26024 duplicate evaluation.
26026 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
26028 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
26029 Macroize expander using X87MODEF12 mode macro. Extend operand 1
26030 to XFMode, use acosxf2 and truncate result to requested mode.
26031 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
26032 (asin<mode>2): Similarly, with asin expanders.
26033 (*fscalexf4_i387): Rename from *fscalexf4.
26034 (expNcorexf3): New expander.
26035 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
26036 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
26037 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
26038 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
26039 patterns for SSE math.
26040 (exp10<mode>2): Similarly, with exp10 expanders.
26041 (exp2<mode>2): Similarly, with exp2 expanders.
26042 (expm1<mode>2): Similarly, with expm1 expanders.
26043 (ldexp<mode>3): Similarly, with ldexp expanders.
26044 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
26045 Use gen_truncxf<mode>2_i387_noop to truncate result.
26047 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26049 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
26050 for ColdFire targets.
26052 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
26053 Richard Sandiford <richard@codesourcery.com>
26055 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
26056 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
26057 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
26058 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
26059 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
26060 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
26062 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26064 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
26065 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
26066 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
26067 (*adddi_dilshr32_cf): New pattern.
26068 (adddi3, subdi3): Remove first alternatives.
26070 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26072 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
26073 implemented using move.l, do not use its cc result for floating-point
26076 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26078 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
26079 from accepting 's' constraints if flag_pic.
26081 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26083 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
26084 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
26085 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
26086 condition from TARGET_68881 to TARGET_HARD_FLOAT.
26088 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
26090 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
26091 ColdFire alternatives.
26092 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
26093 * config/m68k/m68k.md (clzsi2): Define for ColdFire
26094 architectures that support ff1 instruction.
26096 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26097 Julian Brown <julian@codesourcery.com>
26099 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
26100 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
26101 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
26104 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26106 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
26108 (output_move_const_into_data_reg, output_move_simode_const): Delete.
26109 * config/m68k/m68k.c (const_method, const_int_cost): Take a
26110 HOST_WIDE_INT instead of an rtx.
26111 (m68k_rtx_costs): Update call accordingly.
26112 (output_move_const_into_data_reg): Likewise. Fix formatting.
26113 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
26115 (output_move_simode_const): Update calls after above changes.
26116 Rework to use automatic variables and predicates like MEM_P.
26117 * config/m68k/m68k.md (pushexthisi_const): Update call to
26120 2007-01-19 Dirk Mueller <dmueller@suse.de>
26122 * tree-ssa-alias.c (perform_var_substitution): Fix typo
26123 in dump_flags test.
26125 2007-01-19 Richard Guenther <rguenther@suse.de>
26127 * builtins.c (expand_builtin_cexpi): Fall back to expanding
26128 via cexp in case sincos is not available.
26130 2007-01-19 Richard Guenther <rguenther@suse.de>
26132 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
26133 * defaults.h (TARGET_HAS_SINCOS): Default to off.
26134 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
26135 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
26136 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
26137 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
26138 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
26139 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
26141 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
26143 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
26145 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
26146 (atan2xf3): Directly generate RTL pattern.
26147 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
26148 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
26149 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
26150 disable patterns for SSE math.
26151 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
26152 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
26153 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
26154 disable patterns for SSE math.
26156 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
26158 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
26160 2007-01-18 Roger Sayle <roger@eyesopen.com>
26162 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
26163 VIEW_CONVERT_EXPR to the same type as it's operand.
26165 2007-01-18 David Edelsohn <edelsohn@gnu.org>
26167 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
26168 configured for long double 128.
26170 2007-01-18 Mike Stump <mrs@apple.com>
26172 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
26175 2007-01-18 Michael Meissner <michael.meissner@amd.com>
26177 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
26180 2007-01-18 Jan Hubicka <jh@suse.cz>
26182 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
26183 greater than NUM_VOP_FREE_BUCKETS.
26185 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
26187 * tree-ssa-structalias.c: Update comments.
26188 (ptabitmap_obstack): Removed.
26189 (pta_obstack): New.
26190 (oldpta_obstack): Ditto.
26191 (stats): Add a few members.
26192 (struct variable_info): Remove node, complex, address_taken, and
26193 indirect_target members. Add oldsolution member.
26194 (new_var_info): Do not initialize removed members.
26195 (constraint_expr_type): Remove INCLUDES.
26196 (constraint_graph): Add size, implicit_preds, rep,
26197 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
26198 (FIRST_REF_NODE): New macro.
26199 (LAST_REF_NODE): Ditto.
26200 (FIRST_ADDR_NODE): Ditto.
26201 (find): New function.
26203 (dump_constraint): Do not handle INCLUDES.
26204 (insert_into_complex): Do not insert duplicate constraints.
26205 (condense_varmap_nodes): Renamed and rewritten into ...
26206 (merge_node_constraints): This. Also fix bug in handling of
26207 offseted copy constraints.
26208 (clear_edges_for_node): No longer need to deal with preds at all,
26209 or removing associated preds/succs.
26210 (merge_graph_nodes): Deal with indirect_cycles.
26211 Don't deal with predecessors.
26212 (add_implicit_graph_edge): New function.
26213 (add_pred_graph_edge): Ditto.
26214 (add_graph_edge): Don't deal with predecessors.
26215 (build_constraint_graph): Removed.
26216 (build_pred_graph): New function.
26217 (build_succ_graph): Ditto.
26218 (struct scc_info): Removed in_component. Added roots, dfs, and
26219 node_mapping. Remove visited_index, unification_queue.
26220 (scc_visit): Deal with union-find we do now.
26221 Deal with cycles with REF nodes.
26222 (collapse_nodes): Renamed and rewritten to ...
26223 (unify_nodes): This.
26224 (process_unification_queue): Removed.
26225 (topo_visit): Cleanup
26226 (do_da_constraint): Use find.
26227 (do_sd_constraint): Ditto.
26228 (do_ds_constraint): Ditto.
26229 (do_complex_constraint): Ditto.
26230 (init_scc_info): Update for removed and added members.
26231 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
26232 (find_indirect_cycles): This.
26233 (equivalence_class): New variable.
26234 (label_visit): New function.
26235 (perform_variable_substitution): Rewritten.
26236 (free_var_substitution_info): New function.
26237 (find_equivalent_node): Ditto.
26238 (move_complex_constraints): Ditto.
26239 (eliminate_indirect_cycles): Ditto.
26240 (solve_graph): Only propagate changed bits.
26241 Use indirect cycle elimination.
26243 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
26244 (tree_id_eq): Renamed to ...
26245 (tree_vi_eq): This. Update for member change
26246 (insert_id_for_tree): Renamed and rewritten to ...
26247 (insert_vi_for_tree): This.
26248 (lookup_id_for_tree): Renamed and rewritten to ...
26249 (lookup_vi_for_tree): This.
26250 (get_id_for_tree): Renamed and rewritten to ...
26251 (get_vi_for_tree): Ditto.
26252 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
26253 (process_constraint): Don't handle INCLUDES.
26254 Remove special ADDRESSOF case.
26255 (find_func_aliases): Rewrite to use vi functions instead of id
26257 (create_function_info_for): Ditto.
26258 (create_variable_info_for): Ditto.
26259 (intra_create_variable_infos): Ditto.
26260 (merge_smts_into): Ditto.
26261 (find_what_p_points_to): Ditto.
26262 (init_base_vars): Ditto.
26263 (init_alias_vars): Ditto.
26264 (remove_preds_and_fake_succs): New function.
26265 (dump_sa_points_to_info): Dump new stats.
26266 (dump_solution_for_var): Use find.
26267 (set_used_smts): Fix formatting.
26268 (compute_points_to_sets): Updated for new functions.
26269 (ipa_pta_execute): Ditto.
26271 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
26272 Richard Sandiford <richard@codesourcery.com>
26274 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
26276 * calls.c (expand_call): If the return value is a PARALLEL,
26277 extract its first member.
26278 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
26279 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
26280 use FUNCTION_EXTRA_EPILOGUE.
26281 (m68k_function_value): Return a PARALLEL if the return value
26282 is of a pointer type.
26283 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
26284 (FUNCTION_EXTRA_EPILOGUE): Remove.
26285 * config/m68k/m68k.md (D0_REG): New constant.
26287 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
26289 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
26290 output a NOP for empty epilogues.
26292 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26294 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
26295 before function. Extend register save check to include all
26296 registers, not just integer ones.
26298 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
26300 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
26301 (m68k_use_return_insn): ...this.
26302 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
26303 * config/m68k/m68k.c (use_return_insn): Rename to...
26304 (m68k_use_return_insn): ...this.
26305 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
26306 of USE_RETURN_INSN.
26308 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
26310 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
26311 nearest even, fix denormal rounding overflow.
26313 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26315 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
26316 f%$smove and f%$move.
26317 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
26318 (extendsfdf2_cf): Use fdmove instead of f%&move.
26319 (truncdfsf2_cf): Use fsmove instead of f%$smove.
26320 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
26322 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26324 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
26327 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26329 * real.h (real_format): Add a canonical_nan_lsbs_set field.
26330 (coldfire_single_format): Declare.
26331 (coldfire_double_format): Likewise.
26332 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
26333 of qnan_msb_set to determine the lower bits of a canonical
26335 (encode_ieee_double): Likewise.
26336 (encode_ieee_quad): Likewise.
26337 (ieee_single_format): Initialize canonical_nan_lsbs_set.
26338 (mips_single_format): Likewise.
26339 (ieee_double_format): Likewise.
26340 (mips_double_format): Likewise.
26341 (ieee_extended_motorola_format): Likewise.
26342 (ieee_extended_intel_96_format): Likewise.
26343 (ieee_extended_intel_128_format): Likewise.
26344 (ieee_extended_intel_96_round_53_format): Likewise.
26345 (ibm_extended_format): Likewise.
26346 (mips_extended_format): Likewise.
26347 (ieee_quad_format): Likewise.
26348 (mips_quad_format): Likewise.
26349 (vax_f_format): Likewise.
26350 (vax_d_format): Likewise.
26351 (vax_g_format): Likewise.
26352 (i370_single_format): Likewise.
26353 (i370_double_format): Likewise.
26354 (decimal_single_format): Likewise.
26355 (decimal_double_format): Likewise.
26356 (decimal_quad_format): Likewise.
26357 (c4x_single_format): Likewise.
26358 (c4x_extended_format): Likewise.
26359 (real_internal_format): Likewise.
26360 (coldfire_single_format): New real_format.
26361 (coldfire_double_format): Likewise.
26362 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
26363 canonical_nan_lsbs_set.
26364 (pdp11_d_format): Likewise.
26365 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
26366 if TARGET_COLDFIRE_CPU.
26368 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26370 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
26371 (output_call, m68k_legitimize_call_address): Declare.
26372 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
26373 parenthesees. Add support for a 'W' constraint.
26374 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
26375 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
26376 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
26377 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
26379 (override_options): Initialize them. Do not set flag_no_function_cse
26380 for TARGET_ID_SHARED_LIBRARY.
26381 (m68k_output_pic_call): Delete.
26382 (m68k_legitimize_call_address): New function.
26383 (print_operand): Remove the %o prefix. Handle the %p prefix.
26384 (output_call): New function.
26385 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
26386 target address from the GOT if symbolic jumps are not allowed.
26387 * config/m68k/m68k.md (call, general_operand): Do not set
26388 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
26389 Merge separate flag_pic and !flag_pic define_insns into...
26390 (*call, *call_value): ...these new patterns. Match the address
26391 rather than the containing MEM and require it to be a call_operand.
26392 Use output_call to generate the asm template.
26393 * config/m68k/predicates.md (const_call_operand): New predicate.
26394 (call_operand): Likewise.
26396 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
26398 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
26399 (STACK_GROWS_DOWNWARD): Define to 1.
26400 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
26401 comments, emphasizing that these values are only defaults.
26402 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
26403 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
26405 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26407 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
26409 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
26410 Richard Sandiford <richard@codesourcery.com>
26412 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
26413 (FP_REGNO_P): New macros.
26414 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
26415 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
26416 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
26417 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
26419 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
26421 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
26422 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
26424 * config/m68k/t-floatlib: New file, extracting common code from...
26425 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
26426 * config/m68k/t-uclinux: Here.
26427 * config/m68k/fpgnulib.c: Do not compile extendeed precision
26428 routines on ColdFire targets.
26430 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
26432 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
26433 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
26434 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
26435 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
26436 explicitly set MOTOROLA to 1.
26437 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
26439 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26440 Nathan Sidwell <nathan@codesourcery.com>
26442 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
26443 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
26444 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
26445 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
26446 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
26447 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
26448 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
26449 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
26450 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
26451 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
26452 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
26453 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
26454 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
26455 (DBX_REGISTER_NUMBER): Delete.
26456 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
26457 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
26458 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
26460 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26462 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
26463 * config/flat.h: New file.
26464 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
26465 OBJECT_FORMAT_FLAT.
26466 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
26467 indirect references for -msep-data or -mid-shared-library.
26468 Do not use PC-relative code addresses either.
26469 * config/m68k/m68k.c (override_options): Restrict -fPIC error
26471 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
26472 for shared libraries and crt1.o for executables. Use crti.o and
26474 (ENDFILE_SPEC): Use crtend.o and crtn.o.
26475 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
26476 Do not add -elf2flt or -shared-lib-id options here.
26477 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
26478 Pass -shared-lib-id if -mid-shared-library, taking the library
26479 identifier from -mshared-library-id if given, otherwise
26481 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
26482 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
26483 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
26484 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
26485 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
26486 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
26488 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
26489 jump sequence for ISA A and ISA A+.
26490 (PICJUMP): Likewise.
26492 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26494 * config.gcc (m68k-*-uclinux*): Base the port on the common
26495 and m68k GNU/Linux files rather than on the generic ELF ones.
26496 * config/m68k/uclinux.h (TARGET_VERSION): Override.
26497 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
26499 2007-01-18 Julian Brown <julian@codesourcery.com>
26500 Richard Sandiford <richard@codesourcery.com>
26502 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
26503 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
26504 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
26506 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
26507 80 unconditionally.
26508 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
26510 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26512 * doc/install.texi: Document m68k-uclinuxoldabi.
26513 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
26514 * config/m68k/uclinux-oldabi.h: New file, copied from
26515 config/m68k/uclinux.h.
26517 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
26519 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
26520 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
26521 (m32r_compute_frame_size): Use unsigned for regno.
26522 (m32r_reload_lr): Use gen_frame_mem.
26524 (m32r_output_function_epilogue): Don't output the function epilogue
26526 (m32r_expand_epilogue): New.
26527 (direct_return): Return false if the function has the interrupt
26529 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
26530 * config/m32r/m32r.md (epilogue): New expander.
26531 (return_lr, return_rte): New insns.
26532 (return): Make it expander.
26533 (return_normal): New expander.
26535 2007-01-18 Josh Conner <jconner@apple.com>
26538 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
26539 support for UNLE, UNLT, UNGE, and UNGT.
26541 2007-01-18 Jan Hubicka <jh@suse.cz>
26543 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
26544 * tree-tailcall (add_virtual_phis): Likewise.
26545 (optimize_tail_call): Return TODOs.
26546 (execute_tail_calls): Return TODOs.
26547 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
26548 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
26550 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
26551 Cleanup cfg using TODO.
26552 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
26553 * passes.c (execute_function_todo): When cleanup did something, remove
26555 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
26556 (make_edges): Don't cleanup_cfg.
26558 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
26560 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
26561 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
26562 operate on the top of stack.
26563 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
26564 register handling of instructions that output to the second
26566 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
26567 (move_for_stack_reg): Special-case check for dead destination
26568 stack slot for constant load of 1.0 inside UNSPEC_TAN.
26570 * config/i386/i386.md (UNSPEC_TAN): New constant.
26571 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
26572 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
26573 to correctly model move of constant 1.0 to top stack slot.
26574 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
26575 (unnamed peephole2 pattern): Remove corresponding peephole2
26576 pattern that optimizes tan insn and loading of constant 1.0.
26577 (tanxf2): Use fptanxf4_i387.
26578 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
26579 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
26580 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
26581 disable patterns for SSE math.
26582 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
26583 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
26585 2007-01-18 Dirk Mueller <dmueller@suse.de>
26586 Richard Guenther <rguenther@suse.de>
26589 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
26590 * common.opt (Warray-bounds): Add new warning option.
26591 * c-opts.c (c_common_handle_option): Define -Warray-bounds
26593 * Makefile.in: make tree-vrp.o depend on toplev.h
26594 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
26596 (check_array_refs, check_array_bounds, check_array_ref): New.
26598 2007-01-18 Jan Hubicka <jh@suse.cz>
26600 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
26601 (execute_ssa_ccp): Return flags conditionally.
26602 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
26604 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
26606 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
26608 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
26609 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
26611 * Makefile.c (GTFILES): Add cfglayout.h.
26612 * gengtype.c (open_base_files): Likewise.
26613 * cfglayout.c (cfg_layout_function_footer,
26614 cfg_layout_function_header) Reindent to make gengtype happy.
26615 * cfglayout.h (cfg_layout_function_footer,
26616 cfg_layout_function_header): Add GTY(()) marker.
26618 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
26620 2007-01-18 Ben Elliston <bje@au.ibm.com>
26622 * genautomata.c (write_automata): Include xstrerror output in the
26623 error message if writing the DFA description file fails.
26625 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
26627 * config/mips/mips-protos.h (mips_output_external): Make it
26629 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
26630 * config/mips/mips.c (irix_output_external_libcall): Likewise.
26631 (extern_list): Likewise.
26632 (extern_head): Likewise.
26633 (TARGET_ASM_FILE_END): Likewise.
26634 (mips_file_end): Likewise.
26635 (mips_output_external): Rewritten.
26637 2007-01-18 Ben Elliston <bje@au.ibm.com>
26639 * genpreds.c (write_insn_preds_c): Only write out the function
26640 body for regclass_for_constraint if we have register constraints.
26642 2007-01-17 Tom Tromey <tromey@redhat.com>
26644 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
26645 * doc/install.texi (Testing): Use sourceware.org.
26646 (Binaries): Likewise.
26647 (Specific): Likewise.
26648 * doc/contrib.texi (Contributors): Use sourceware.org.
26650 2007-01-17 Anatoly Sokolov <aesok@post.ru>
26652 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
26653 (AVR_ENHANCED): Rename to ...
26654 (AVR_HAVE_MUL): ... new.
26655 (avr_enhanced_p): Rename to ...
26656 (avr_have_mul_p): ... new.
26657 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
26658 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
26659 * config/avr/avr.c (avr_enhanced_p): Rename to ...
26660 (avr_have_mul_p): ... new.
26661 (base_arch_s): Rename 'enhanced' to 'have_mul'.
26662 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
26663 'avr_enhanced_p' and 'enhanced'.
26664 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
26665 AVR_HAVE_MUL instead of AVR_ENHANCED.
26666 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
26667 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
26668 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
26669 instead of AVR_ENHANCED.
26670 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
26671 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
26672 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
26674 2007-01-17 Ian Lance Taylor <iant@google.com>
26676 * vec.h (VEC_reserve_exact): Define.
26677 (vec_gc_p_reserve_exact): Declare.
26678 (vec_gc_o_reserve_exact): Declare.
26679 (vec_heap_p_reserve_exact): Declare.
26680 (vec_heap_o_reserve_exact): Declare.
26681 (VEC_OP (T,A,reserve_exact)): New static inline function, three
26683 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
26684 negative parameter.
26685 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
26686 (VEC_OP (T,A,copy)) [all versions]: Likewise.
26687 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
26688 * vec.c (calculate_allocation): Add exact parameter. Change all
26690 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
26691 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
26692 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
26693 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
26694 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
26695 (vec_heap_p_reserve_exact): New function.
26696 (vec_heap_o_reserve_exact): New function.
26698 2007-01-17 Jan Hubicka <jh@suse.cz>
26700 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
26702 2007-01-17 Eric Christopher <echristo@apple.com>
26704 * config.gcc: Support core2 processor.
26706 2007-01-16 Jan Hubicka <jh@suse.cz>
26708 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
26709 the names, just unlink the chain so we don't crash on dangling
26713 2007-01-16 Jan Hubicka <jh@suse.cz>
26715 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
26716 * tree-pass.h: Reorder to make IPA passes appear toegher.
26717 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
26719 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
26720 parameters, do not call early inliner.
26721 * ipa-inline.c: Update comments. Include tree-flow.h
26722 (cgraph_decide_inlining): Do not compute inlining parameters.
26723 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
26724 be called with function context set up.
26725 (pass_ipa_inline): Remove unreachable functions before pass.
26726 (cgraph_early_inlining): Simplify assuming to be called from the
26728 (pass_early_inline): New pass.
26729 (cgraph_gate_ipa_early_inlining): New gate.
26730 (pass_ipa_early_inline): Turn into simple wrapper.
26731 (compute_inline_parameters): New function.
26732 (gate_inline_passes): New gate.
26733 (pass_inline_parameters): New pass.
26734 (apply_inline): Move here from tree-optimize.c
26735 (pass_apply_inline): New pass.
26736 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
26738 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
26739 doing them by hand.
26740 (tree_function_versioning): Do not allocate dummy struct function.
26741 * tree-inline.h (optimize_inline_calls): Update prototype.
26742 * tree-optimize.c (execute_fixup_cfg): Export.
26743 (pass_fixup_cfg): Remove
26744 (tree_rest_of_compilation): Do not apply inlines.
26745 * tree-flow.h (execute_fixup_cfg): Declare.
26746 * Makefile.in (gt-passes.c): New.
26747 * passes.c: Include gt-passes.h
26748 (init_optimization_passes): New passes.
26749 (nnodes, order): New static vars.
26750 (do_per_function_toporder): New function.
26751 (execute_one_pass): Dump current pass here.
26752 (execute_ipa_pass_list): Don't dump current pass here.
26754 2007-01-16 Janis Johnson <janis187@us.ibm.com>
26756 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
26757 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
26759 2007-01-16 David Edelsohn <edelsohn@gnu.org>
26761 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
26762 (strong_alias): Define.
26763 (__gcc_qmul): Provide non-FMA for soft-float.
26764 (__gcc_qdiv): Same.
26769 (__gcc_qunord): New.
26779 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
26780 soft-float functions.
26781 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
26782 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
26783 about long double soft float.
26785 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
26786 Tehila Meyzels <tehila@il.ibm.com>
26788 * tree-vectorizer.h (is_pattern_stmt_p): New.
26789 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
26790 formatting (tabs instead of spaces). Cleanup and clarify setting
26791 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
26792 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
26793 (vectorizable_type_demotion): Check that types are integral.
26794 (vectorizable_type_promotion): Likewise.
26795 (vectorizable_store): Fix typo. Eliminate new-line at end of
26798 2007-01-16 Jan Hubicka <jh@suse.cz>
26800 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
26803 2007-01-15 Eric Christopher <echristo@apple.com>
26805 * ifcvt.c: Include vec.h, vecprim.h.
26806 (check_cond_move_block): New argument regs.
26807 Reorganize. Add registers used to regs.
26808 (cond_move_process_if_block): Use regs set above as
26811 2007-01-15 Eric Christopher <echristo@apple.com>
26813 * config/darwin.h: Update copyright.
26814 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
26815 (LINK_COMMAND_SPEC): Add -u.
26816 (LINK_SPEC): Fix umbrella for above.
26818 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
26820 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
26823 2007-01-15 Tom Tromey <tromey@redhat.com>
26825 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
26826 * doc/install.texi (Testing): Don't mention jacks.
26827 (Configuration): Document --enable-java-maintainer-mode. Move
26828 --with-java-home to libgcj-specific section. Document
26830 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
26832 2007-01-15 Jan Hubicka <jh@suse.cz>
26834 * tree-ssa-dce.c (DCE_TODOs): New.
26835 (propagate_necessity): Return if something changed.
26836 (eliminate_unnecessary_stmts): Likewise.
26837 (perform_tree_ssa_dce): Return TODO flags when needed.
26838 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
26840 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
26842 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
26843 (fyl2x_extend<mode>xf3_i387): New insn pattern.
26844 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
26845 patterns using X87MODEF12 mode macro. Extend operand 1
26846 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
26847 (log10<mode>2): Ditto.
26848 (log2<mode>2): Ditto.
26849 (log1p<mode>2): Ditto.
26850 (logb<mode>2): Ditto.
26851 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
26852 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
26853 (*fxtractxf3_i387): Rename from *fxtractxf3.
26854 (fxtract_extend<mode>xf3_i387): New insn pattern.
26855 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
26856 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
26857 and gen_fyl2xxf3_i387().
26859 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
26861 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
26862 * cfgloopmanip.c (fix_loop_placement): Made static. Use
26863 get_loop_exit_edges. Changed return type to bool.
26864 * cfgloop.h (fix_loop_placement): Declaration removed.
26866 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
26868 * param.h (MIN_VECT_LOOP_BOUND): New.
26869 * params.def (MIN_VECT_LOOP_BOUND): New.
26870 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
26871 argument - minimum threshold for number of iterations.
26872 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
26873 argument to declaration.
26874 * tree-vect-analyze.c (vect_analyze_operations): Check value of
26875 MIN_VECT_LOOP_BOUND.
26876 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
26877 slpeel_tree_peel_loop_to_edge with additional argument.
26878 (vect_do_peeling_for_alignment): Likewise.
26879 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
26881 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
26884 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
26885 operands of size 1.
26887 2007-01-14 Jan Hubicka <jh@suse.cz>
26889 * tree-dfa.c (remove_referenced_var): New function.
26890 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
26891 prune referenced vars list too.
26892 * tree-flow.h (remove_referenced_var): Declare.
26894 2007-01-14 Jan Hubicka <jh@suse.cz>
26896 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
26898 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
26899 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
26900 * except.h (verify_eh_throw_table_statements): Kill prototype.
26901 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
26902 into call exrepssions.
26903 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
26905 * tree-cfg.c: Include pointer-set.h.
26906 (verify_node_sharing): Work on pointer set.
26907 (verify_eh_throw_stmt_node): New.
26908 (verify_stmts): Use pointers sets, verify throw_stmt.
26910 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
26912 * ipa-reference.c (analyze_function): Consider also addresses taken
26915 2007-01-12 Roger Sayle <roger@eyesopen.com>
26917 * c-typeck.c (null_pointer_constant_p): Replace use of
26918 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
26919 (build_c_cast): Likewise.
26921 2007-01-12 Roger Sayle <roger@eyesopen.com>
26923 * tree.h (force_fit_type_double): Remove unused final argument.
26924 * c-common.c (constant_expression_warning): Replace use of
26925 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
26926 (convert_and_check): Likewise.
26927 (shorten_compare): Update call to force_fit_type_double.
26928 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
26929 * convert.c (convert_to_pointer): Update call to
26930 force_fit_type_double.
26931 * fold-const.c (force_fit_type_double): Remove overflowed_const
26933 (int_const_binop, fold_convert_const_int_from_int,
26934 fold_convert_const_int_from_real, fold_div_compare,
26935 fold_sign_changed_comparison, fold_unary, fold_negate_const,
26936 fold_abs_const, fold_not_const): Remove the final argument from
26937 calls to force_fit_type_double.
26939 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
26941 * configure.ac: Set insn to "nop" for spu-*-* also.
26942 * configure: Regenerate.
26944 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
26946 * builtins.def : Add BUILT_IN_FREE.
26948 2007-01-12 Jan Hubicka <jh@suse.cz>
26950 PR tree-optimization/30443
26951 * tree-inline.c (tree_function_versioning): Do not optimize when
26952 cloning for inlining.
26954 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
26956 * doc/loop.texi: Document recording of loop exits.
26957 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
26958 (update_single_exits_after_duplication,
26959 update_single_exit_for_duplicated_loop,
26960 update_single_exit_for_duplicated_loops): Removed.
26961 (duplicate_loop_to_header_edge): Do not call
26962 update_single_exits_after_duplication and
26963 update_single_exit_for_duplicated_loops.
26964 (loop_version): Do not update single_exit information.
26965 (fix_loop_structure): Use record_loop_exits instead of
26966 mark_single_exit_loops.
26967 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
26968 the lists of loop exits.
26969 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
26970 split_edge, merge_blocks): Update the lists of loop exits.
26971 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
26972 loop_optimizer_init.
26973 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
26974 of mark_single_exit_loops.
26975 (loop_optimizer_finalize): Call release_recorded_exits.
26976 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
26977 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
26978 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
26979 update single exit information.
26980 * lambda-code.c (perfect_nestify): Ditto.
26981 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
26982 (mark_single_exit_loops): Removed.
26983 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
26984 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
26985 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
26987 (get_loop_exit_edges, single_exit): Use recorded exit lists.
26988 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
26989 (verify_loop_structure): Verify consistency of the exit lists.
26990 (flow_loops_find): Use alloc_loop. Initialize exits hash.
26991 (set_single_exit): Removed.
26992 * cfgloop.h (struct loop_exit): New function.
26993 (struct loop): single_exit_ field replaced by exits field.
26994 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
26995 LOOPS_HAVE_RECORDED_EXITS.
26996 (struct loops): Added exits hash.
26997 (mark_single_exit_loops, set_single_exit): Declaration removed.
26998 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
27000 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27002 * doc/invoke.texi: Avoid use of @headitem.
27004 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27006 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
27008 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27010 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
27013 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
27014 Richard Sandiford <richard@codesourcery.com>
27016 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
27017 * config/m68k/m68k.opt: Resort options.
27018 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
27020 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
27021 Richard Sandiford <richard@codesourcery.com>
27023 * doc/invoke.texi: Document the macros that are defined by
27024 m68k's -mtune and -mhard-float options.
27025 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
27026 (m68k_cpp_cpu_family): Likewise.
27027 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
27028 of __ucfv*__ macros. Define __mcffpu__ if generating code for
27029 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
27030 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
27031 (m68k_cpp_cpu_family): Likewise.
27033 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27035 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
27036 macros besides mc68000 as tuning macros. Use a switch statement
27037 to set them and mcpu32.
27039 2007-01-12 Julian Brown <julian@codesourcery.com>
27041 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
27042 (TARGET_68040_ONLY): Rename to...
27043 (TARGET_68040): ...this.
27044 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
27045 * config/m68k/m68k.md: Likewise.
27047 2007-01-12 Julian Brown <julian@codesourcery.com>
27048 Nathan Sidwell <nathan@codesourcery.com>
27049 Richard Sandiford <richard@codesourcery.com>
27051 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
27052 the -mcpu= argument associated with the --with-cpu setting.
27053 Define M68K_DEFAULT_TUNE to the default -mtune= option,
27054 if different from the one implied by the -mcpu setting.
27055 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
27056 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
27057 * doc/invoke.texi: Mention ColdFire in the introduction to the
27058 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
27059 -mno-div and -mhard-float options. Make -m68881 a synonym for
27060 -mhard-float. Document the previously-undocumented -m5206e,
27061 -m528x, -m5307 and -m5407 options. Tweak the existing option
27062 documentation for consistency.
27063 * doc/install.texi: Mention new --with-cpu arguments.
27064 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
27065 default CPU if neither -mcpu nor -march are specified.
27066 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
27067 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
27068 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
27069 using m68k_tune to decide between families that implement the
27070 same ISA. Use m68k_tune to set __mcfv4e__.
27071 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
27072 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
27073 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
27074 (FL_ISA_C, FL_ISA_MMU): New macros.
27075 (MASK_COLDFIRE): Delete.
27076 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
27077 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
27078 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
27079 (TARGET_HARD_FLOAT): Do not define here.
27080 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
27081 (TUNE_68000): New macro.
27082 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
27083 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
27084 (TUNE_CFV2): Redefine in terms of m68k_tune.
27085 (uarch_type, target_device, fpu_type): New enums.
27086 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
27087 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
27088 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
27089 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
27090 (FL_FOR_isa_c): New macros.
27091 (m68k_isa): New enum.
27092 (m68k_target_selection): New structure.
27093 (all_devices, all_isas, all_microarchs): New tables.
27094 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
27095 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
27096 (MASK_ALL_CPU_BITS): Delete.
27097 (m68k_find_selection): New function.
27098 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
27099 Map the legacy target options to a combination of the new ones.
27100 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
27101 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
27102 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
27104 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
27105 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
27107 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
27108 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
27109 * config/m68k/m68k-devices.def: New file.
27111 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27112 Nathan Sidwell <nathan@codesourcery.com>
27114 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
27115 (SUBTARGET_EXTRA_SPECS): New macros.
27116 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
27117 use %(asm_cpu_spec) instead.
27118 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
27119 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
27120 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
27121 (EXTRA_SPECS): Rename to...
27122 (SUBTARGET_EXTRA_SPECS): ...this.
27124 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
27125 Richard Sandiford <richard@codesourcery.com>
27126 Julian Brown <julian@codesourcery.com>
27128 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
27129 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
27130 to the configuration's default CPU.
27131 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
27132 Remove default masks.
27133 (m680[012]0-*-*): Set the default with_cpu to the first part of
27135 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
27136 (m68k*-*-linux): Extend the --with-cpu handling to...
27137 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
27138 and m68010. Don't set target_cpu_default2.
27139 * doc/install.texi: Document --with-cpu for m68k.
27140 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
27141 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
27142 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
27143 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
27144 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
27145 (ASM_SPEC): Remove use of %(asm_cpu_default).
27146 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
27147 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
27148 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
27149 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
27150 __HAVE_FPU__ if TARGET_HARD_FLOAT.
27151 (TARGET_DEFAULT): Delete.
27152 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
27153 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
27154 (CPP_CPU_SPEC): Delete.
27155 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
27156 the appropriate string.
27157 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
27158 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
27159 (ASM_SPEC): Don't use %(asm_default_spec).
27160 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
27161 TARGET_DEFAULT and add MASK_68881.
27162 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
27164 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27166 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
27167 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
27168 MASK_68010 alongside MASK_68020.
27169 * doc/invoke.texi: Document -m68010.
27170 * config/m68k/m68k.opt (m68010): New.
27171 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
27173 (TUNE_68010): New macro.
27174 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
27175 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
27176 (M68K_CPU_m68332): Add MASK_68010.
27177 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
27178 fallback definition.
27179 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
27181 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
27182 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
27183 to all entries that use MASK_68020.
27184 (output_move_simode_const, output_move_himode, output_move_qimode)
27185 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
27186 instead of TARGET_68020 to select clr behavior. Remove comment
27187 about there being no TARGET_68010.
27188 * config/m68k/m68k.md: Likewise throughout.
27190 2007-01-12 Julian Brown <julian@codesourcery.com>
27192 * config/m68k/m68k.h (TARGET_ISAB): New macro.
27193 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
27194 * config/m68k/m68k.md: Likewise.
27196 2007-01-12 Julian Brown <julian@codesourcery.com>
27198 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
27199 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
27201 2007-01-12 Julian Brown <julian@codesourcery.com>
27203 * config/m68k/m68k.h (TUNE_68040_60): New macro.
27204 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
27205 * config/m68k/m68k.md: Likewise.
27207 2007-01-12 Julian Brown <julian@codesourcery.com>
27208 Richard Sandiford <richard@codesourcery.com>
27210 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
27211 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
27212 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
27214 (TARGET_CPU32): Rename to...
27215 (TUNE_CPU32): ...this.
27216 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
27217 (TUNE_CFV2): New macros.
27218 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
27219 remove conditions that are implied by TARGET_68020.
27220 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
27221 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
27222 (m68k_output_function_epilogue): Likewise.
27223 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
27224 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
27225 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
27226 non-68000 timings. Refactor multiplication and division costs.
27227 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
27228 TUNE_CPU32 instead of TARGET_CPU32.
27229 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
27230 and TUNE_68060 instead of TARGET_68060.
27231 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
27232 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
27234 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
27235 && !TARGET_COLDFIRE" to choose between moveq and clr.
27236 Likewise in the unnamed movsf pattern.
27237 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
27238 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
27241 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27243 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
27244 of tabbing before backslashes.
27246 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27248 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
27249 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
27250 (ASM_OUTPUT_INTERNAL_LABEL): Define.
27252 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
27254 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
27255 find_interesting_uses_cond.
27256 (find_interesting_uses_cond): Use extract_cond_operands.
27257 (rewrite_use_compare): Use extract_cond_operands and
27258 force_gimple_operand_bsi. Do not call update_stmt.
27259 (determine_use_iv_cost_condition): Use extract_cond_operands.
27260 Return cheaper of using original bound and changing the exit bound.
27262 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
27264 PR tree-optimization/29516
27265 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
27266 most_expensive_mult_to_index, addr_to_parts,
27267 create_mem_ref, maybe_fold_tmr): Make the type of
27268 fields of TARGET_MEM_REF sizetype.
27269 (move_fixed_address_to_symbol, move_pointer_to_base):
27271 * tree.def (TARGET_MEM_REF): Add comment on types of
27274 2007-01-11 Joseph Myers <joseph@codesourcery.com>
27276 * c-common.c (vector_types_convertible_p): Treat opaque types as
27277 always convertible if they have the same size, but not otherwise.
27279 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
27281 * ifcvt.c (struct noce_if_info): Add comments to the fields.
27282 Remove the b_unconditional field.
27283 (noce_try_sign_mask): Do not look at b_unconditional.
27284 (noce_process_if_block): Do not use merge_if_blocks. Update
27285 the CFG here. Do not set b_unconditional.
27286 (cond_move_process_if_block): Likewise.
27287 (find_cond_trap): Likewise.
27288 (check_cond_move_block): Require simple jump insns at the end
27289 of the basic block.
27291 2007-01-11 Jan Hubicka <jh@suse.cz>
27293 PR tree-optimization/1046
27294 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
27295 when alias info is not ready.
27296 (pass_tail_recursion): Do not require aliasing.
27297 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
27298 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
27299 * tree-ssa-copy.c (pass_copy_prop): Likewise.
27300 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
27301 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
27302 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
27303 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
27305 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
27306 When aliasing is not build, mark statement as volatile.
27308 2007-01-11 Tom Tromey <tromey@redhat.com>
27310 PR preprocessor/15185, PR preprocessor/20989:
27311 * doc/cppopts.texi <-MT>: Update description of algorithm for
27312 computing default target.
27313 <-M, -MD>: Reword "basename" text.
27315 2007-01-11 Roger Sayle <roger@eyesopen.com>
27317 * builtins.c (expand_builtin_pow, expand_builtin_powi,
27318 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
27319 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
27320 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
27321 fold_builtin_bswap, real_constp, fold_builtin_pow,
27322 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
27323 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
27324 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
27325 * convert.c (convert_to_pointer): Likewise.
27326 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
27327 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
27328 const_binop, fold_convert_const_int_from_int,
27329 fold_convert_const_int_from_real,
27330 fold_convert_const_real_from_real, sign_bit_p,
27331 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
27332 fold_sign_changed_comparison, fold_unary, fold_comparison,
27333 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
27334 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
27335 * print-tree.c (print_node_brief, print_node): Likewise.
27336 * stor-layout.c (place_field, layout_type): Likewise.
27337 * tree-chrec.c (keep_cast): Likewise.
27338 * tree.c (build_vector, build_real, build_real_from_int_cst,
27339 build_complex): Likewise.
27341 2007-01-11 Roger Sayle <roger@eyesopen.com>
27343 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
27344 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
27346 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
27348 * configure.ac (strict1_warn): Rename to strict_warn.
27349 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
27350 cc_set_by_configure, quoted_cc_set_by_configure,
27351 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
27352 all_boot_languages, all_stagestuff): Remove.
27353 (target_list): Remove bootstrap targets.
27354 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
27355 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
27356 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
27357 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
27358 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
27359 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
27360 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
27361 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
27362 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
27363 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
27364 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
27365 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
27366 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
27367 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
27368 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
27369 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
27370 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
27371 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
27372 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
27373 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
27374 (mostlyclean): Adjust.
27375 (clean, distclean): Don't mention bootstrap stuff.
27376 * configure: Regenerate.
27377 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
27378 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
27379 treelang/config-lang.in (stagestuff): Remove.
27380 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
27381 stageprofile, stagefeedback, stagestuff): Remove mention.
27383 2007-01-11 Nick Clifton <nickc@redhat.com>
27385 * config/mcore/predicates.md (mcore_general_movesrc_operand):
27387 (mcore_general_movdst_operand): Do not accept CONST_INTs.
27388 (mcore_arith_K_S_operand): Run the test for the S constraint not
27389 the test for the M constraint.
27390 (mcore_addsub_operand): Do not accept integer values that are
27391 larger than 32 bits.
27392 * config/mcore/mcore.md: Remove unused constraints from split.
27393 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
27394 (addsi3): Likewise.
27395 (allocate_stack): Likewise.
27396 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
27397 operands to 32 bits.
27398 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
27400 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
27401 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
27402 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
27403 mcore_output_bclri, mcore_output_andn, output_inline_const,
27404 mcore_output_move, mcore_output_movedouble): Likewise.
27405 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
27406 (output_inline_const): Likewise.
27407 (output_inline_const): Fix format strings used in sprintf
27409 * config/mcore/mcore-protos.h: Update prototypes for changed
27410 functions in mcore.c.
27411 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
27412 HOST_WIDE_INT and not int.
27413 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
27414 CONST_OK_FOR_N): Likewise.
27415 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
27416 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
27419 2007-01-10 Jan Hubicka <jh@suse.cz>
27421 * tree-vrp.c (remove_range_assertions): Release defs.
27422 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
27423 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
27425 2007-01-10 Paul Brook <paul@codesourcery.com>
27427 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
27428 * config/arm/arm.md (mulsi3subsi): New insn.
27430 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
27432 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
27433 (tree_transform_and_unroll_loop): New.
27434 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
27437 2007-01-10 Robert Kennedy <jimbob@google.com>
27439 * fold-const.c (fold_comparison): Fold comparisons like (x *
27440 1000 < 0) to (x < 0).
27442 2007-01-10 Ian Lance Taylor <iant@google.com>
27444 * tree-pretty-print.c (dump_generic_node): Print parentheses when
27445 operands have the same priority.
27447 2007-01-10 Tom Tromey <tromey@redhat.com>
27449 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
27450 (fold_binary): Likewise.
27451 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
27452 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
27453 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
27454 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
27455 * langhooks.h (struct lang_hooks): Removed field
27456 'can_use_bit_fields_p'.
27458 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
27460 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
27462 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
27464 * function.c (get_last_funcdef_no): New function.
27465 * function.h (get_last_funcdef_no): Declare.
27466 * tree-inline.c (initialize_cfun): Add initialization.
27467 (tree_function_versioning): Cleanup.
27469 2007-01-10 Jan Hubicka <jh@suse.cz>
27471 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
27474 2007-01-10 Sa Liu <saliu@de.ibm.com>
27475 Ben Elliston <bje@au.ibm.com>
27477 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
27478 for SAVE_NONLOCAL and Pmode for any other save level.
27479 * spu-protos.h (spu_restore_stack_block): Declare.
27480 * spu.md (save_stack_block): Remove.
27481 (restore_stack_block): Call spu_restore_stack_block.
27482 * spu.c (spu_restore_stack_block): New function.
27483 (spu_expand_epilogue): Remove old comment.
27485 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
27487 PR tree-optimization/30322
27488 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
27489 (cand_value_at): Return the value as aff_tree.
27490 (may_eliminate_iv): Convert the bound from aff_tree to tree.
27491 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
27492 aff_combination_mult): New functions.
27493 (aff_combination_add): Use aff_combination_add_cst.
27494 (aff_combination_convert): Allow conversions to a wider type.
27495 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
27496 * tree-affine.h (aff_combination_mult): Declare.
27498 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
27500 * doc/tm.texi: Update documentation to reflect reality of exec
27501 and start file search behaviours. Update copyright year.
27502 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
27503 header file directories.
27505 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
27507 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
27508 (*cosxf2): Rename to cosxf2_i387.
27509 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
27510 using X87MODEF12 mode macro. Rename patterns to
27511 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
27513 (*cosdf2, *cossf2): Ditto.
27514 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
27515 to match extended input operands.
27516 (sincos<mode>3): New expander.
27517 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
27518 insn patterns and corresponding splitters.
27520 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
27522 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
27523 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
27525 2007-01-09 Nicolas Pitre <nico@cam.org>
27528 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
27530 2007-01-08 Geoffrey Keating <geoffk@apple.com>
27532 * target.h (struct gcc_target): New field library_rtti_comdat.
27533 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
27534 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
27535 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
27536 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
27538 2007-01-08 Geoffrey Keating <geoffk@apple.com>
27540 * doc/invoke.texi (Optimize Options): Correct description of -O0.
27542 2007-01-08 Richard Guenther <rguenther@suse.de>
27544 * tree.h (force_fit_type_double): Export.
27545 (force_fit_type): Remove.
27546 * fold-const.c (force_fit_type_double): New function.
27547 (force_fit_type): Remove.
27548 (int_const_binop): Use it.
27549 (fold_convert_const_int_from_int): Likewise.
27550 (fold_convert_const_int_from_real): Likewise.
27551 (fold_div_compare): Likewise.
27552 (fold_sign_changed_comparison): Likewise.
27553 (fold_unary): Likewise.
27554 (fold_negate_const): Likewise.
27555 (fold_abs_const): Likewise.
27556 (fold_not_const): Likewise.
27557 * c-common.c (shorten_compare): Use force_fit_type_double.
27558 * convert.c (convert_to_pointer): Likewise.
27560 2007-01-08 Richard Guenther <rguenther@suse.de>
27562 * tree.h (build_int_cst_wide_type): Export.
27563 * tree.c (build_int_cst_wide_type): New function.
27564 (build_int_cst_wide): Fix comment.
27565 * builtins.c (fold_builtin_object_size): Use build_int_cst
27566 to build -1 or 0 of the correct type. Use fit_double_type
27567 to check for overflow.
27568 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
27570 (decode_field_reference): Likewise.
27571 (all_ones_mask_p): Likewise.
27572 (native_interpret_int): Use build_int_cst_wide_type.
27573 (fold_binary): Use build_int_cst_type to build an all-ones
27575 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
27577 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
27579 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
27581 2007-01-09 Ben Elliston <bje@au.ibm.com>
27583 * genautomata.c (STATS_OPTION): New option.
27584 (stats_flag): New flag.
27585 (gen_automata_option): Handle it.
27586 (initiate_automaton_gen): Ditto.
27587 (write_automata): Output statistics only if stats_flag is
27588 set. Likewise, output time statistics only if time_flag is set.
27589 * doc/md.texi (Processor pipeline description): Document new flag.
27591 2007-01-08 Richard Guenther <rguenther@suse.de>
27593 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
27594 * tree.c (build_int_cst_type): Likewise.
27595 (size_in_bytes): Don't call force_fit_type on the result.
27596 (int_fits_type_p): Use fit_double_type.
27597 * fold-const.c (fit_double_type): New function.
27598 (force_fit_type): Use it.
27599 * tree.h (fit_double_type): Export.
27601 2007-01-08 Jan Hubicka <jh@suse.cz>
27603 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
27604 * ipa.c (function_and_variable_visibility): Fix return type.
27606 2007-01-08 Richard Guenther <rguenther@suse.de>
27608 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
27609 of offset to build the index.
27610 * tree-pretty-print.c (dump_generic_node): Don't build negated
27611 const just for printing.
27612 * c-pretty-print.c (pp_c_integer_constant): Likewise.
27613 * builtins.c (fold_builtin_int_roundingfn): Check if result
27614 fits the type by using force_fit_type and comparing the result.
27615 * predict.c (predict_loops): Use compare_tree_int for comparison.
27616 * tree.c (build_int_cst): Fall back to integer_type_node for
27618 (build_int_cst_wide): Assert type is non-null.
27620 2007-01-08 Roberto Costa <roberto.costa@st.com>
27622 * tree-vrp.c (extract_range_from_cond_expr): New.
27623 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
27624 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
27626 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
27627 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
27628 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
27629 used as expressions.
27630 * tree-object-size.c (cond_expr_object_size): New.
27631 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
27633 2007-01-08 Jan Hubicka <jh@suse.cz>
27635 * tree-ssa-forwprop.c (forward_propagate_into_cond,
27636 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
27639 2007-01-08 Richard Guenther <rguenther@suse.de>
27641 PR tree-optimization/23603
27642 * tree-vrp.c (set_value_range_to_truthvalue): New function.
27643 (extract_range_from_binary): Fall back to truthvalue instead of
27644 varying for TRUTH_*_EXPR.
27645 (extract_range_from_comparison): Fall back to truthvalue instead of
27647 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
27648 if all visited PHI values were constant.
27650 2007-01-08 Jan Hubicka <jh@suse.cz>
27652 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
27653 (cgraph_analyze_function): break out from ...
27654 (cgraph_finalize_compilation_unit): ... here.
27655 (cgraph_expand_function): Remove forgoten commented out line.
27656 (cgraph_optimize): Analyze functions.
27658 2007-01-08 Jan Hubicka <jh@suse.cz>
27660 * tree-pas.h (TODO_remove_function): New flag.
27661 (TODO_update*): Renumber.
27662 (pass_ipa_increase_alignment,
27663 pass_ipa_function_and_variable_visibility): New passes.
27664 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
27665 (cgraph_function_and_variable_visibility): Move to ipa.c
27666 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
27667 cgraph_increase_alignment.
27668 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
27669 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
27670 calling tree-inline.
27671 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
27672 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
27673 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
27674 (gate_increase_alignment): New function.
27675 (pass_ipa_increase_alignment): New pass.
27676 * ipa.c: Inline tree-pass.h and timevar.h
27677 (function_and_variable_visibility): Move here from cgraphunit.c
27678 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
27679 * passes.c (init_optimization_passes): Add the two new passes.
27680 (execute_todo): Handle cgraph_remove_functions.
27682 2007-01-08 Nick Clifton <nickc@redhat.com>
27684 * config/frv/predicates.md (reg_or_0_operand): Accept
27687 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
27689 * config/bfin/rtems.h, config/bfin/t-rtems: New.
27690 * config.gcc: Add bfin*-rtems*.
27692 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
27694 * c.opt: Add -flax-vector-conversions.
27695 * c-typeck.c (convert_for_assignment): Pass flag to
27696 vector_types_convertible_p to allow emission of note.
27697 (digest_init): Likewise.
27698 * c-opts.c: Handle -flax-vector-conversions.
27699 * c-common.c (flag_lax_vector_conversions): New.
27700 (vector_types_convertible_p): Unless -flax-vector conversions
27701 has been passed, disallow conversions between vectors with
27702 differing numbers of subparts and/or element types. If such
27703 a conversion is disallowed, possibly emit a note on the first
27704 occasion only to inform the user of -flax-vector-conversions.
27705 The new last argument specifies this.
27706 * c-common.h (flag_lax_vector_conversions): New.
27707 (vector_types_convertible_p): Add extra argument.
27708 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
27709 char_type_node for V*QI type vectors.
27710 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
27711 Update to satisfy new typechecking rules.
27712 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
27713 C and C++ variants.
27714 * doc/invoke.texi (C Dialect Options): Document
27715 -flax-vector-conversions.
27717 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
27719 PR tree-optimization/29877
27720 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
27721 a register variable on the RHS to not be replaceable.
27723 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
27724 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
27725 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
27726 const_simm15, const_pow2, const_npow2): Added.
27727 * config/score/misc.md (insv, extv, extzv, movmemsi,
27728 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
27729 * config/score/score.c (score_address_cost, score_select_cc_mode):
27731 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
27732 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
27733 Update score_print_operand.
27734 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
27735 Adjust register allocate order and update some macro define.
27736 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
27737 mdx_block_move_straight, mdx_block_move_loop_head,
27738 mdx_block_move_loop_body, mdx_block_move_loop_foot,
27739 mdx_block_move_loop, mdx_block_move): Added.
27740 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
27741 mdp_limm): Updated and fix some bug and typo.
27742 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
27743 (movsf, movdf, doloop_end): Added.
27745 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
27747 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
27748 config/arm/thumb2.md: Fix comment typos.
27749 * doc/extend.texi: Fix a typo.
27751 2007-01-07 Eric Christopher <echristo@apple.com>
27753 * configure.ac: Check for __stack_chk_fail for darwin.
27754 * configure: Regenerate.
27756 2007-01-07 Richard Guenther <rguenther@suse.de>
27758 * tree-vrp.c (extract_range_from_assert): CSE calls to
27759 compare_values where possible.
27760 (extract_range_from_unary_expr): Likewise.
27762 2007-01-07 Anatoly Sokolov <aesok@post.ru>
27764 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
27765 * config/avr/avr.c (call_insn_operand): Delete function.
27766 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
27767 instead of register number. Use predicates.
27768 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
27769 call_insn_operand): Add.
27771 2007-01-06 Jan Hubicka <jh@suse.cz>
27773 * tree-pass.h (pass_build_cgraph_edges): Declare.
27774 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
27775 (visited_nodes): Remove.
27776 (cgraph_create_edges): Move to cgraphbuild.c; rename to
27777 build_cgrpah_edges; make visited_nodes local.
27778 (cgraph_process_new_functions): DO not call initialize_inline_failed.
27779 (record_references_in_initializer): Move to cgraphbuild.c
27780 (initialize_inline_failed, rebuild_cgraph_edges,
27781 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
27782 (verify_cgraph_node): Make visited_nodes local.
27783 (cgraph_analyze_function): Do not call cgraph_create_edges and
27784 initialize_inline_failed.
27785 (cgraph_expand_function): Do not call cgraph_lower_function;
27786 assert that function is already lowered.
27787 * Makefile.in (cgraphbuild.o): New.
27788 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
27789 at the end of lowering passes.
27791 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
27793 * ifcvt.c (cond_move_convert_if_block): New function, code
27794 factored out from...
27795 (cond_move_process_if_block): ...here. Call the new function
27796 on the THEN and ELSE blocks.
27797 (merge_if_block): Do not copy global_live_at_end, merge_blocks
27798 already takes care of this.
27800 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27803 * tree.h (TREE_OVERFLOW_P): New.
27804 * c-typeck.c (parser_build_unary_op): Warn only if result
27805 overflowed and operands did not.
27806 (parser_build_binary_op): Likewise.
27807 (convert_for_assignment): Remove redundant overflow_warning.
27808 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
27810 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27812 * c-typeck.c (store_init_value): Split over two lines to follow
27813 the GNU coding style.
27815 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
27817 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
27818 __GXX_EXPERIMENTAL_CXX0X__.
27819 * doc/cpp.texi: Same.
27821 2007-01-05 Richard Guenther <rguenther@suse.de>
27823 PR middle-end/27826
27824 * tree.c (get_narrower): Do not construct COMPONENT_REFs
27825 with mismatched types. Instead explicitly build a
27826 conversion NOP_EXPR.
27828 2007-01-05 Ian Lance Taylor <iant@google.com>
27830 * c-common.c (decl_with_nonnull_addr_p): New function.
27831 (c_common_truthvalue_conversion): Call it.
27832 * c-typeck.c (build_binary_op): Likewise.
27833 * c-common.h (decl_with_nonnull_addr_p): Declare.
27835 2007-01-05 Jakub Jelinek <jakub@redhat.com>
27838 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
27841 2007-01-05 Joel Brobecker <brobecker@adacore.com>
27843 * doc/install.texi (Final install): Document the fact that
27844 the GNAT runtime should not be stripped.
27846 2007-01-04 Jan Hubicka <jh@suse.cz>
27848 * tree-inline.c (fold_marked_statements): Update operand caches
27849 and EH after folding
27851 2007-01-04 Ian Lance Taylor <iant@google.com>
27853 * c-common.c (check_function_nonnull): Whitespace fix.
27855 2007-01-04 Jan Hubicka <jh@suse.cz>
27857 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
27858 comitted older version of patch.
27859 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
27860 function, celanup cfg and collect garbage.
27862 2007-01-04 Mike Stump <mrs@apple.com>
27864 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
27867 2007-01-04 Eric Christopher <echristo@apple.com>
27869 * libgcc2.c (__bswapsi2): Use SItype.
27870 (__bswapdi2): Use DItype.
27871 * libgcc2.h: Update for above.
27873 2007-01-04 Paul Brook <paul@codesourcery.com>
27875 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
27876 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
27877 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
27878 umulsidi3, umulsidi3adddi, smulsi3_highpart,
27879 umulsi3_highpart): Make conditional on !arm_arch6.
27880 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
27881 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
27882 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
27883 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
27884 umulsi3_highpart_v6): New insns.
27886 2007-01-04 Roger Sayle <roger@eyesopen.com>
27888 * fold-const.c (fold_convert): When casting an expression to void,
27889 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
27890 have a type. Instead of attempting to build a NOP_EXPR, return
27891 these "special" trees directly.
27893 2007-01-04 Joseph Myers <joseph@codesourcery.com>
27895 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
27896 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
27897 rs6000_cost->fp not 0 as adjustment for outer NEG.
27899 2007-01-04 Jan Hubicka <jh@suse.cz>
27901 * cgraph.c (cgraph_release_function_body): New function.
27902 (cgraph_remove_node): Use it.
27903 * cgraph.h (cgraph_release_function_body): Declare.
27904 * cgraphunit.c (cgraph_expand_function): Use it.
27905 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
27906 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
27907 is initialized and while compilation of other function is running.
27908 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
27909 statement CFG annotations from here to ...
27910 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
27912 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
27914 * cfgloop.h (enum li_flags): Make the constants powers of two.
27916 2007-01-04 Jan Hubicka <jh@suse.cz>
27918 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
27920 (fold_marked_statements): New function.
27921 (optimize_inline_calls, tree_function_versioning): Fold new statements.
27922 * tree-inline.h (copy_body_data): Add statements_to_fold.
27924 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
27926 * config.gcc: Mention libgcc/config.host.
27927 * Makefile.in: Update comments mentioning libgcc.
27928 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
27929 (all.cross, start.encap, rest.encap, rest.cross): Update
27930 dependencies for libgcc move.
27931 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
27932 (clean-target, clean-target-libgcc): Delete.
27933 (srcdirify, GCC_EXTRA_PARTS): New macros.
27934 (libgcc-support, libgcc.mvars): New rules.
27935 (distclean): Remove mention of mklibgcc.
27936 (install): Don't reference INSTALL_LIBGCC.
27937 (install-common): Don't reference EXTRA_PARTS.
27938 (install-libgcc, install-multilib): Delete rules.
27939 * mklibgcc.in: Delete file.
27940 * doc/configfiles.texi: Don't mention mklibgcc.
27942 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
27943 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
27944 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
27945 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
27946 (mklibgcc, ldblspecs): Likewise.
27948 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
27949 (posixpre.def): Use $(T).
27950 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
27951 (SHLIB_SRC, SHLIB_INSTALL): Delete.
27952 (SHLIB_LINK): Make dummy.
27953 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
27955 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
27957 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
27958 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
27959 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
27960 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
27962 * configure.ac (all_outputs): Remove mklibgcc.
27963 * configure: Regenerated.
27965 2007-01-03 Josh Conner <jconner@apple.com>
27967 PR middle-end/29683
27968 * calls.c (compute_argument_addresses): Set stack and stack_slot
27969 for partial args, too.
27970 (store_one_arg): Use locate.size.constant for the size when
27971 generating a save_area.
27973 2007-01-03 Robert Kennedy <jimbob@google.com>
27975 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
27976 whose definitions are deleted due to basic block merging.
27978 2007-01-03 Paul Brook <paul@codesourcery.com>
27981 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
27983 (use_return_insn): Return 0 for Thumb interrupt functions.
27984 (print_multi_reg): Add rfe argument for IRQ returns.
27985 (arm_output_epilogue): Pop interrupt return address directly into PC.
27986 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
27988 2007-01-03 Paul Brook <paul@codesourcery.com>
27990 Merge from sourcerygxx-4_1.
27991 * config/arm/thumb2.md: New file.
27992 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
27994 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
27995 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
27996 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
27997 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
27999 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
28000 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
28002 * config/arm/ieee754-sf.S: Ditto.
28003 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
28004 (thumb1_base_register_rtx_p): ... to this.
28005 (thumb_index_register_rtx_p): Rename...
28006 (thumb1_index_register_rtx_p): ... to this.
28007 (thumb_output_function_prologue): Rename...
28008 (thumb1_output_function_prologue): ... to this.
28009 (thumb_legitimate_address_p): Rename...
28010 (thumb1_legitimate_address_p): ... to this.
28011 (thumb_rtx_costs): Rename...
28012 (thumb1_rtx_costs): ... to this.
28013 (thumb_compute_save_reg_mask): Rename...
28014 (thumb1_compute_save_reg_mask): ... to this.
28015 (thumb_final_prescan_insn): Rename...
28016 (thumb1_final_prescan_insn): ... to this.
28017 (thumb_expand_epilogue): Rename...
28018 (thumb1_expand_epilogue): ... to this.
28019 (arm_unwind_emit_stm): Rename...
28020 (arm_unwind_emit_sequence): ... to this.
28021 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
28022 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
28023 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
28024 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
28025 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
28026 thumb2_output_casesi): New functions.
28027 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
28028 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
28029 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
28030 THUMB2_WORK_REGS): Define.
28031 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
28032 arm_condexec_mask, arm_condexec_masklen)): New variables.
28033 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
28034 (arm_override_options): Check new CPU capabilities.
28035 Set new architecture flag variables.
28036 (arm_isr_value): Handle v7m interrupt functions.
28037 (user_return_insn): Return 0 for v7m interrupt functions. Handle
28039 (const_ok_for_arm): Handle Thumb-2 constants.
28040 (arm_gen_constant): Ditto. Use movw when available.
28041 (arm_function_ok_for_sibcall): Return false for v7m interrupt
28043 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
28044 (thumb_find_work_register, arm_load_pic_register,
28045 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
28046 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
28047 print_multi_reg, output_mov_long_double_fpa_from_arm,
28048 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
28049 output_mov_double_fpa_from_arm, output_move_double,
28050 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
28051 output_return_instruction, arm_output_function_prologue,
28052 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
28053 arm_output_mi_thunk, thumb_set_return_address): Ditto.
28054 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
28055 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
28056 (arithmetic_instr, shift_op): Use arm_shift_nmem.
28057 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
28059 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
28060 (thumb_expand_prologue): Use thumb_set_frame_pointer.
28061 (arm_file_start): Output directive for unified syntax.
28062 (arm_unwind_emit_set): Handle stack alignment instruction.
28063 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
28064 Add v6t2, v7, v7a, v7r and v7m.
28065 (RETLDM): Add Thumb-2 code.
28066 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
28067 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
28068 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
28069 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
28070 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
28071 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
28072 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
28073 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
28074 ADJUST_INSN_LENGTH): Define.
28075 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
28076 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
28077 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
28078 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
28079 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
28080 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
28081 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
28082 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
28083 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
28084 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
28085 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
28086 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
28087 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
28088 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
28089 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
28090 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
28091 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
28093 * config/arm/arm-tune.md: Regenerate.
28094 * config/arm/arm-protos.h: Update prototypes.
28095 * config/arm/vfp.md: Enable patterns for Thumb-2.
28096 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
28097 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
28098 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
28099 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
28100 * config/arm/libunwind.S: Add Thumb-2 code.
28101 * config/arm/constraints.md: Update include Thumb-2.
28102 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
28103 * config/arm/ieee754-df.S: Ditto.
28104 * config/arm/bpabi.S: Ditto.
28105 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
28106 * config/arm/predicates.md (low_register_operand,
28107 low_reg_or_int_operand, thumb_16bit_operator): New.
28108 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
28109 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
28110 * config/arm/t-arm-elf: Add armv7 multilib.
28111 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
28113 (UNSPEC_STACK_ALIGN, ce_count): New.
28114 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
28115 arm_zero_extendsidi2, arm_zero_extendqidi2): New
28117 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
28118 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
28119 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
28120 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
28121 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
28122 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
28124 * doc/extend.texi: Document ARMv7-M interrupt functions.
28125 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
28127 2007-01-03 Jakub Jelinek <jakub@redhat.com>
28129 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
28130 (struct _Unwind_Context): Rename args_size to flags, remove
28131 signal_frame field, add a new args_size field and version field.
28132 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
28133 _Unwind_IsExtendedContext): New inline functions.
28134 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
28135 Assume by_value array is only present if _Unwind_IsExtendedContext.
28136 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
28137 _Unwind_IsSignalFrame.
28138 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
28139 (uw_update_context_1): Use _Unwind_SetSignalFrame.
28140 (uw_init_context_1): Initialize context->flags to
28141 EXTENDED_CONTEXT_BIT.
28142 * config/rs6000/linux-unwind.h (frob_update_context): Use
28143 _Unwind_SetSignalFrame.
28145 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
28147 PR middle-end/30353
28148 * gimplify.c (gimplify_modify_expr_complex_part): Move below
28149 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
28152 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
28154 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
28155 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
28156 RET, AT_SP): Remove.
28157 * config/i386/i386.md (*sse_prologue_save_insn): Use return
28160 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
28161 * cfgbuild.c (find_basic_blocks): Likewise.
28162 * cfgrtl.c (rtl_create_basic_block): Likewise.
28163 * function.c (temp_slots_at_level): Likewise.
28164 * reg-stack.c (stack_regs_mentioned): Likewise.
28165 * regclass.c (allocate_reg_info): Likewise.
28166 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
28167 set_bb_for_stmt, move_block_to_fn): Likewise.
28168 * tree-complex.c (tree_lower_complex): Likewise.
28169 * vec.h (VEC_safe_grow_cleared): New.
28171 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
28173 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
28175 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
28176 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
28178 * cfgloopmanip.c (scale_loop_frequencies): Export.
28179 (loopify): Scale the frequencies by prescribed coefficients.
28180 (set_zero_probability): New function.
28181 (duplicate_loop_to_header_edge): Improve updating of frequencies.
28182 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
28183 and frequencies according to arguments.
28184 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
28186 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
28187 * modulo-sched.c (sms_schedule): Set probabilities for entering
28188 versioned loop correctly.
28189 * tree-vect-transform.c (vect_transform_loop): Ditto.
28190 * cfgloop.h (loopify, loop_version): Declaration changed.
28191 (scale_loop_frequencies): Declared.
28193 2007-01-02 Jan Hubicka <jh@suse.cz>
28195 * cgraph.c: Include tree-flow.h
28196 (cgraph_add_new-function): Handle IPA_SSA mode; execute
28197 early_local_passes.
28198 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
28199 * tree-pass.h (pass_all_early_optimizations): Declare.
28200 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
28201 early_local_passes.
28202 (cgraph_analyze_function): Do early_local_passes.
28203 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
28204 Do not add referenced vars.
28205 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
28207 (gate_all_early_local_passes): New gate.
28208 (pass_early_local_passes): Use new gate.
28209 (execute_early_local_optimizations): New functions.
28210 (gate_all_early_optimizations): New gate.
28211 (pass_all_early_optimizations): New pass.
28212 (execute_free_datastructures): Free SSA only when initialized.
28213 (gate_init_datastructures): Init only when optimizing.
28214 (tree_lowering_passes): Do early local passes when called late.
28215 * tree-profile.c (do_tree_profiling): Don't profile functions added
28217 (do_early_tree_profiling, pass_early_tree_profile): Kill.
28218 * tree-cfg.c (update_modified_stmts): Do not update when operands are
28220 * passes.c (init_optimizations_passes): Reorder so we go into SSA
28221 during early_local_passes.
28222 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
28225 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
28227 * Makefile.in: Update copyright year.
28229 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
28231 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
28232 in $(lang_checks) and check-consistency targets.
28234 2007-01-02 Jan Hubicka <jh@suse.cz>
28236 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
28237 Do not add referenced vars.
28238 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
28240 * passes.c (init_optimization_passes): Put mudflap_2 after
28241 free_datastructures.
28243 2007-01-02 Jan Hubicka <jh@suse.cz>
28245 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
28246 Set NOTHROW flag on call statements proved to be nothrow.
28247 Update statement of local calls so new pure/const functions are
28248 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
28250 (tree_rest_of_compilation): Register hooks and initialize bitmap
28251 early. Do not set after_inlining flag.
28253 2007-01-02 Steve Ellcey <sje@cup.hp.com>
28255 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
28256 HOST_BITS_PER_LONGLONG
28258 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28261 * c-typeck.c (store_init_value): Don't emit pedantic overflow
28262 warning for non-static initializers.
28264 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
28266 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
28267 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
28268 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
28269 Always use set_unique_reg_note to add REG_EQUAL notes.
28271 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
28274 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
28276 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
28277 * cfgbuild.c (find_basic_blocks): Likewise.
28278 * cfgrtl.c (rtl_create_basic_block): Likewise.
28279 * function.c (temp_slots_at_level): Likewise.
28280 * reg-stack.c (stack_regs_mentioned): Likewise.
28281 * regclass.c (allocate_reg_info): Likewise.
28282 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
28283 set_bb_for_stmt, move_block_to_fn): Likewise.
28284 * tree-complex.c (tree_lower_complex): Likewise.
28285 * vec.h (VEC_safe_grow_cleared): New.
28287 2007-01-02 Ian Lance Taylor <iant@google.com>
28289 * c-common.c (c_common_truthvalue_conversion): When warning about
28290 using an assignment as a truth value, set TREE_NO_WARNING.
28292 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28295 * c.opt (Wold-style-declaration): New.
28296 * doc/invoke.texi (C-only Warning Options): New.
28297 (Wold-style-declaration): Document it.
28298 (Wextra): Enabled by -Wextra.
28299 * c-opts.c (c_common_post_options): Enabled by -Wextra.
28300 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
28301 -Wold-style-declaration.
28303 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
28305 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
28306 * cfgbuild.c (find_basic_blocks): Likewise.
28307 * cfgrtl.c (rtl_create_basic_block): Likewise.
28308 * function.c (temp_slots_at_level): Likewise.
28309 * reg-stack.c (stack_regs_mentioned): Likewise.
28310 * regclass.c (allocate_reg_info): Likewise.
28311 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
28312 set_bb_for_stmt, move_block_to_fn): Likewise.
28313 * tree-complex.c (tree_lower_complex): Likewise.
28314 * vec.h (VEC_safe_grow_cleared): New.
28316 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
28318 * c-common.c (c_common_nodes_and_builtins): Since variants of
28319 void_type_node get built before it is given a name, we need to
28320 give those variants the name, too.
28321 (complete_array_type): We need to work with the canonical main
28322 type of the array, from which we will build the qualified version.
28323 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
28324 * print-tree.c (print_node): Display canonical type information
28326 * stor-layout.c (layout_type): When we don't know the
28327 alignment of a type for which we're building an array, we end up
28328 guessing wrong, so make the type require structural equality.
28329 * tree.c (make_node_stat): When we build a new type, it is its
28330 own canonical type.
28331 (build_type_attribute_qual_variant): When building an attribute
28332 variant, its canonical type is the non-attribute variant. However,
28333 if the attributes are target-dependent and they differ, we need to
28334 use structural equality checks for this type.
28335 (build_qualified_type): A qualified type is not equivalent to its
28336 unqualified variant; set the canonical type appropriately.
28337 (build_distinct_type_copy): When building a distinct type from
28338 another type, the new type is its own canonical type.
28339 (build_variant_type_copy): When building a new type variant, we
28340 assume that it is equivalent to the original type.
28341 (build_pointer_type_for_mode): When building a pointer type, also
28342 build a canonical type pointer.
28343 (build_reference_type_for_mode): When building a reference type,
28344 also build a canonical type reference.
28345 (build_index_type): When we can't hash an index type (e.g.,
28346 because its maximum value is negative), the index type requires
28347 structural equality tests.
28348 (build_array_type): Build the canonical form of an array type.
28349 (build_function_type): Function types require structural equality,
28350 because they contain default arguments, attributes, etc.
28351 (build_method_type_directly): Ditto for method types.
28352 (build_offset_type): Build the canonical offset type.
28353 (build_complex_type): Build the canonical vector type.
28354 (make_vector_type): Build the canonical vector type.
28355 * tree.h (TYPE_CANONICAL): New.
28356 (TYPE_STRUCTURAL_EQUALITY_P): New.
28357 (SET_TYPE_STRUCTURAL_EQUALITY): New.
28358 (struct tree_type): Added "canonical" field.
28359 * params.h (VERIFY_CANONICAL_TYPES): New.
28360 * doc/c-tree.texi (TYPE_CANONICAL): Document.
28361 (TYPE_STRUCTURAL_EQUALITY_P): Document.
28362 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
28363 * doc/invoke.texi (verify-canonical-types): Document --param
28364 parameter for verifying canonical types.
28366 2007-01-02 Joseph Myers <joseph@codesourcery.com>
28368 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
28369 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
28370 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
28371 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
28373 * config/rs6000/e500.h: New.
28374 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
28375 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
28377 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
28378 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
28379 TARGET_E500_DOUBLE): Remove.
28380 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
28381 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
28382 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
28383 * config/rs6000/rs6000.c (rs6000_override_options): Use
28384 CHECK_E500_OPTIONS.
28386 2007-01-02 Joseph Myers <joseph@codesourcery.com>
28388 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
28389 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
28390 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
28391 rs6000_emit_cmove): Don't check TARGET_E500.
28392 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
28393 sordered): Don't check TARGET_E500.
28395 2007-01-01 Eric Christopher <echristo@apple.com>
28397 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
28398 HARD_REGISTER_NUM_P.
28400 2007-01-01 Roger Sayle <roger@eyesopen.com>
28402 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
28403 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
28404 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
28407 2007-01-01 Mike Stump <mrs@apple.com>
28409 * configure.ac: Remove support for building with Apple's gcc-3.1.
28411 2007-01-02 Joseph Myers <joseph@codesourcery.com>
28413 PR middle-end/30311
28414 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
28415 REG is a hard register. Do not modify REG before calling
28417 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
28418 multiple of the size of YMODE for certain lowpart cases.
28420 2007-01-01 Andrew Pinski <pinskia@gmail.com>
28422 PR middle-end/30253
28423 * gimplify (voidify_wrapper_expr): Update for
28424 GIMPLE_MODIFY_STMT.
28426 2007-01-01 Andreas Schwab <schwab@suse.de>
28429 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
28430 save of BR0 in extra_spill_size instead of spill_size.
28431 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
28433 (ia64_expand_epilogue): Restore BR0 from its new location.
28435 2007-01-01 Andrew Pinski <pinskia@gmail.com>
28437 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
28438 Use a temporary variable if the left hand side is not a gimple
28441 2007-01-01 Andrew Pinski <pinskia@gmail.com>
28443 * gimplify.c (gimplify_return_expr): Make the temporary variable
28444 for the return expression, a gimple register variable.
28446 2007-01-01 Jan Hubicka <jh@suse.cz>
28448 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
28451 2007-01-01 Mike Stump <mrs@apple.com>
28453 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
28455 * config/darwin.c (machopic_select_rtx_section): Use
28456 HAVE_GAS_LITERAL16.
28457 (darwin_mergeable_constant_section): Likewise.
28458 * configure: Regenerate.
28459 * config.in: Regenerate.
28461 2007-01-01 Jan Hubicka <jh@suse.cz>
28462 Andrew Pinski <pinskia@gmail.com>
28464 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
28465 before starting IPA passes.