1 2007-09-19 Roman Zippel <zippel@linux-m68k.org>
3 * config/m68k/m68k.c (output_move_himode): Remove jump table
5 config/m68k/m68k.md (lea): Likewise.
6 * config/m68k/m68k.c (print_operand_address): Use simple pc
9 2007-09-19 Bernd Schmidt <bernd.schmidt@analog.com>
11 * doc/tm.texi (IS_ASM_LOGICAL_LINE_SEPARATOR): Document new argument.
12 * final.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Provide two-argument default
14 (asm_insn_count): Pass template as second argument to it.
15 * config/avr/avr.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
16 * config/pa/pa.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
17 * config/stormy16/stormy16.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
18 * config/cris/cris.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
19 * config/sh/sh.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
20 (sh_insn_length_adjustment): Pass template as second argument to it.
21 * config/bfin/bfin.h (IS_ASM_LOGICAL_LINE_SEPARATOR): New macro.
23 * config/bfin/bfin.md (define_asm_attributes): New.
25 2007-09-19 Jie Zhang <jie.zhang@analog.com>
27 * config.gcc (bfin*-linux-uclibc*): Add ./linux-sysroot-suffix.h
29 * config/bfin/print-sysroot-suffix.sh: New.
30 * config/bfin/t-bfin-elf (EXTRA_PARTS): Remove.
31 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
32 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
33 * config/bfin/t-bfin-uclinux (EXTRA_PARTS): Remove.
34 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
35 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
36 * config/bfin/t-bfin-linux (EXTRA_PARTS): Remove.
37 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
38 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
39 (linux-sysroot-suffix.h): New target.
40 * config/bfin/bfin.opt (mcsync-anomaly): Use Var instead of Mask.
41 (mspecld-anomaly): Likewise.
42 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Renamed from
43 (enum bfin_cpu): ... this. Add BFIN_CPU_BF522, BFIN_CPU_BF525,
44 BFIN_CPU_BF527, BFIN_CPU_BF538, BFIN_CPU_BF539, BFIN_CPU_BF542,
45 BFIN_CPU_BF544, BFIN_CPU_BF548, and BFIN_CPU_BF549.
46 (bfin_si_revision): Declare.
47 (bfin_workarounds): Declare.
48 (WA_SPECULATIVE_LOADS): Define.
49 (ENABLE_WA_SPECULATIVE_LOADS): Define.
50 (WA_SPECULATIVE_SYNCS): Define.
51 (ENABLE_WA_SPECULATIVE_SYNCS): Define.
52 * config/bfin/elf.h (STARTFILE_SPEC): Rename crt532.o to basiccrt.o.
53 (LIB_SPEC): Add %s to the linker scripts.
54 Use proper linker script for bf522, bf525, bf527,
55 bf538, bf539, bf542, bf544, bf548, and bf549.
56 * config/bfin/bfin.c (bfin_si_revision): Define.
57 (bfin_workarounds): Define.
58 (struct bfin_cpu): New.
60 (bfin_handle_option): Handle silicon revision part of -mcpu option.
61 (override_options): Set bfin_workarounds.
62 (length_for_loop): Replace TARGET_CSYNC_ANOMALY with
63 ENABLE_WA_SPECULATIVE_SYNCS, TARGET_SPECLD_ANOMALY with
64 ENABLE_WA_SPECULATIVE_LOADS.
65 (bfin_reorg): Likewise.
66 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
67 macros for bf522, bf525, bf527, bf538, bf539,
68 bf542, bf544, bf548, and bf549.
69 Define __SILICON_REVISION__ and __WORKAROUND_* macros if needed.
70 Don't define __ID_SHARED_LIB__ when -msep-data.
71 (TARGET_DEFAULT): Define as 0.
72 (DRIVER_SELF_SPECS): Add -mcpu=bf532 if no -mcpu option.
73 * doc/invoke.texi (Blackfin Options): Document silicon
74 revision part of -mcpu option and it now accepts bf522, bf525,
75 bf527, bf538, bf539, bf542, bf544, bf548, and bf549.
77 2007-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
79 * alias.c (memory_modified_1): Deconstify.
80 (memory_modified_in_insn_p): Don't use const_note_stores.
81 * rtl.h (const_note_stores): Delete.
82 * rtlanal.c (const_note_stores): Likewise.
84 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
86 * dse.c (find_shift_sequence): Temporarily revert to forbidding
89 2007-09-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
93 * config/fr30/fr30.md (addsi3): Check REG_P() before calling REGNO().
94 (addsi_small_int): Likewise.
95 (addsi_big_int): Use rtx_equal_p() instead of REGNO() comparison.
96 (one_cmplsi2): Likewise.
98 (enter_func): Expand insn using hard_frame_pointer_rtx and
101 * config/fr30/fr30.c (fr30_expand_prologue): Check for
102 hard_frame_pointer_rtx instead of using REGNO() check.
103 Properly sign extend GEN_INT() argument.
105 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
107 * config/m68k/m68k.c (override_options): Remove USE_GAS,
109 (output_dbcc_and_branch, output_scc_di): Replace all jbcc
110 alternatives with just jcc.
111 * config/m68k/m68k.md (addsi_lshrsi_31, beq0_di, bne0_di,
112 bge0_di, blt0_di, bgtu, bltu, bgeu, bleu, bgtu_rev,
113 bltu_rev, bgeu_rev, bleu_rev, jump, dbne_hi, dbne_si,
114 dbge_hi, dbge_si): Likewise.
116 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
118 * config/m68k/m68k.md (beq, bne, bgt, blt, bge, ble, bordered,
119 bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt, beq_rev,
120 bne_rev, bgt_rev, blt_rev, bge_rev, ble_rev, bordered_rev,
121 bunordered_rev, buneq_rev, bunge_rev, bungt_rev, bunle_rev,
122 bunlt_rev, bltgt_rev): Replace all fbcc with fjcc.
124 2007-09-18 Maxim Kuvyrkov <maxim@codesourcery.com>
126 * config/m68k/m68k-devices.def (51qe): New device.
127 * config/m68k/m68k.c (FL_FOR_isa_c): Remove division unit. Add it
128 to all uses of FL_FOR_isa_c for compatibility.
129 (all_microarchs): Add cfv1 microarchitecture.
130 (m68k_handle_option): Handle m51qe option.
131 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Handle 51QE.
132 (TUNE_CFV1): New macro.
133 (enum uarch_type): Add ucfv1.
134 * doc/invoke.texi: Document 51qe device and cfv1 microarchitecture.
136 2007-09-18 Richard Guenther <rguenther@suse.de>
138 PR tree-optimization/31863
139 * tree-ssa-structalias.c (create_variable_info_for): Always
142 2007-09-18 Dorit Nuzman <dorit@il.ibm.com>
144 * opts.c (decode_options): Enable vectorization under -O3.
146 2007-09-18 Richard Guenther <rguenther@suse.de>
148 PR tree-optimization/33340
149 * tree-ssa-sccvn.c (set_ssa_val_to): Do not set values to
150 SSA_NAMEs that occur in abnormal PHI nodes.
152 2007-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
154 * tree-cfg.c (is_ctrl_altering_stmt, tree_block_ends_with_call_p):
155 Don't use const_get_call_expr_in.
156 * tree-gimple.c (const_get_call_expr_in): Delete.
157 * tree-gimple.h (const_get_call_expr_in): Likewise.
159 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
161 * df-scan.c (df_notes_rescan): Do nothing if the instruction does
162 not yet have a basic block.
163 * dse.c (find_shift_sequence): Don't set DF_NO_INSN_RESCAN.
165 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
167 * config/mips/mips.c (mips_file_start): Add ".previous" directives
170 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
172 * config/mips/mips.c (mips_output_mi_thunk): Use
173 mips_function_ok_for_sibcall and const_call_insn_operand
174 to determine if a direct sibcall is allowed. Use
175 mips_classify_symbol to determine a global pointer is needed.
177 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
179 * config/mips/mips.md (*clear_upper32): Use "W" as the memory operand.
181 2007-09-17 Chao-ying Fu <fu@mips.com>
182 Nigel Stephens <nigel@mips.com>
184 * config/fixed-bit.h: New file.
185 * config/fixed-bit.c: New file.
186 * doc/libgcc.texi (Fixed-point fractional library routines): New node.
188 2007-09-18 Jakub Jelinek <jakub@redhat.com>
190 * c-format.h (format_kind_info): Add alloc_char field.
191 * c-format.c (scanf_flag_specs): Add 'm'.
192 (scanf_flag_pairs): Add 'a', 'm' pair.
193 (scan_char_table): Allow 'm' modifier for c, s, [, C and S.
194 (format_types_orig): Add alloc_char fields.
195 (check_format_info_main): Rename aflag to alloc_flag.
196 Handle fki->alloc_char. modifier after width and before length
197 modifiers. Move FMT_FLAG_SCANF_A_KLUDGE handling before
198 length modifiers as well.
199 * config/sol2-c.c (solaris_format_types): Add alloc_char field.
202 * builtins.c (expand_builtin_memory_chk): Handle COMPOUND_EXPRs
203 returned by build_call_expr.
205 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
207 * tree-sra.c (maybe_lookup_element_for_expr) <COMPONENT_REF>: Return
208 NULL for variable-sized records too.
209 (sra_walk_expr) <COMPONENT_REF>: Stop at variable-sized records too.
211 2007-09-17 Tom Tromey <tromey@redhat.com>
213 * c-decl.c (pushdecl): Don't set DECL_LANG_SPECIFIC.
214 (c_builtin_function): Likewise.
215 (grokdeclarator): Likewise.
217 2007-09-17 Zdenek Dvorak <ook@ucw.cz>
219 PR rtl-optimization/26449
220 * loop-invariant.c (move_invariant_reg): Do not use force_operand.
221 (seq_insns_valid_p): Removed.
223 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
225 * tree-nomudflap.c (gate_mudflap): New static function.
226 (pass_mudflap_1): Use it as gate function.
227 (pass_mudflap_2): Likewise.
229 2007-09-17 Jan Hubicka <jh@suse.cz>
233 * loop-invariant.c (move_invariant_reg): Unshare sequence.
235 2007-09-17 Victor Kaplansky <victork@il.ibm.com>
237 PR tree-optimization/33319
238 * tree-vect-analyze.c (vect_same_range_drs): New.
239 (vect_vfa_range_equal): New.
240 (vect_is_duplicate_ddr): Removed.
241 (vect_mark_for_runtime_alias_test): Do not perform marking when
242 optimizing for size or max_param for alias checking is zero.
243 Move the function before vect_analyze_data_ref_dependence.
244 (vect_analyze_data_ref_dependence): Add call to
245 vect_mark_for_runtime_alias_test in two cases when dependence
247 (vect_analyze_data_ref_dependences): Do not call to
248 vect_mark_for_runtime_alias_test.
249 (vect_prune_runtime_alias_test_list): New.
250 (vect_analyze_loop): Add call to vect_prune_runtime_alias_test_list.
251 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
252 Update vec_outside_cost.
253 (vect_vfa_segment_size): More compact code, use TYPE_SIZE_UNIT.
254 (vect_create_cond_for_alias_checks): Build the base address of data
255 reference from DR_GROUP_FIRST_DR.
256 (vect_loop_versioning): New.
257 (vect_transform_loop): Add a call to vect_loop_versioning.
258 Remove factored out code.
260 2007-09-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
263 * expr.c (store_expr): Call adjust_address to change mode of dest_mem
266 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
268 * dse.c (find_shift_sequence): Allow word as well as subword shifts.
269 Do the tentative shift expansion with the DF_NO_INSN_RESCAN flag set.
270 Fix the call to insn_rtx_cost. Skip access sizes that require a
271 real truncation of the store register. Use convert_move instead
272 of gen_lowpart when narrowing the result.
273 (replace_read): Use convert_move instead of gen_lowpart when
274 narrowing the store rhs.
276 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
278 * config/mips/mips.md (SHORT): Fix long line.
279 (SUBDI): New mode iterator. Extend the shift-and-truncate insns
280 to QImode and HImode.
282 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
284 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Define.
286 2007-09-15 Zdenek Dvorak <ook@ucw.cz>
288 * tree-parloops.c: New file.
289 * tree-ssa-operands.h (free_stmt_operands): Declare.
290 * tree-ssa-loop-manip.c (split_loop_exit_edge): Return the new basic
292 * tree-pass.h (pass_parallelize_loops): Declare.
293 * omp-low.c (expand_omp_parallel, expand_omp_for): Update SSA form for
295 (build_omp_regions_1): Allow analysing just a single OMP region and
297 ( build_omp_regions_root, omp_expand_local): New functions.
298 (build_omp_regions): Add argument to build_omp_regions_1 call.
299 * builtins.def (DEF_GOMP_BUILTIN): Initialize OMP builtins when
300 autoparallelization is run.
301 * timevar.def (TV_TREE_PARALLELIZE_LOOPS): New.
302 * tree-ssa-loop.c (gate_tree_parallelize_loops, tree_parallelize_loops,
303 pass_parallelize_loops): New.
304 * common.opt (ftree-parallelize-loops): New.
305 * tree-flow.h (omp_expand_local, tree_duplicate_sese_tail,
306 parallelize_loops): Declare.
307 (add_phi_args_after_copy, split_loop_exit_edge): Declaration changed.
308 * Makefile.in (tree-parloops.o): Added.
309 * tree-cfg.c (add_phi_args_after_copy_edge, tree_duplicate_sese_tail):
311 (add_phi_args_after_copy_bb): Use add_phi_args_after_copy_edge.
312 (add_phi_args_after_copy): Call add_phi_args_after_copy_edge for
313 one extra edge as well.
314 (tree_duplicate_sese_region): Add argument to add_phi_args_after_copy.
315 Use VEC_free to free doms vector.
316 (move_block_to_fn): Update loop info. Remove phi nodes for virtual
317 operands. Recompute operand caches in the new function.
318 (move_sese_region_to_fn): Update loop info.
319 * passes.c (init_optimization_passes): Add pass_parallelize_loops.
320 * tree-ssa-operands.c (free_stmt_operands): New function.
322 * doc/passes.texi: Document autoparallelization.
323 * doc/invoke.texi (-ftree-parallelize-loops): New option.
325 2007-09-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
328 * pa.c (function_value): Use GET_MODE_BITSIZE instead of TYPE_PRECISION.
330 2007-09-15 Dorit Nuzman <dorit@il.ibm.com>
332 * tree-vect-transform.c (vect_get_vec_defs_for_stmt_copy): check if
334 (vectorizable_type_demotion, vectorizable_type_promotion): Check that
335 get_vectype_for_scalar_type succeeded.
336 (vectorizable_conversion): Likewise.
338 2007-09-14 Jan Hubicka <jh@suse.cz>
340 * config/i386/i386.md (*floatdi<mode>2_i387): Guard against
343 2007-09-14 Uros Bizjak <ubizjak@gmail.com>
346 * config/i386/i386.md (fmodxf3): Copy operands[2] to temporary register
347 when operands[2] equals operands[1].
348 (remainderxf3): Ditto.
350 2007-09-14 Sandra Loosemore <sandra@codesourcery.com>
351 Nigel Stephens <nigel@mips.com>
353 * doc/tm.texi (LIBGCC2_UNWIND_ATTRIBUTE): Document.
354 * unwind-generic.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
355 (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE to
357 (_Unwind_ForcedUnwind): Likewise.
358 (_Unwind_Resume): Likewise.
359 (_Unwind_Resume_or_Rethrow): Likewise.
360 (_Unwind_Backtrace): Likewise.
361 (_Unwind_SjLj_RaiseException): Likewise.
362 (_Unwind_SjLj_ForcedUnwind): Likewise.
363 (_Unwind_SjLj_Resume): Likewise.
364 (_Unwind_SjLj_Resume_or_Rethrow): Likewise.
365 * unwind.inc (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE
367 (_Unwind_ForcedUnwind): Likewise.
368 (_Unwind_Resume): Likewise.
369 (_Unwind_Resume_or_Rethrow): Likewise.
370 (_Unwind_Backtrace): Likewise.
371 * unwind-compat.c (_Unwind_Backtrace): Likewise.
372 (_Unwind_ForcedUnwind): Likewise.
373 (_Unwind_RaiseException): Likewise.
374 (_Unwind_Resume): Likewise.
375 (_Unwind_Resume_or_Rethrow): Likewise.
377 * config/mips/mips.h (LIBGCC2_UNWIND_ATTRIBUTE): Define to force
378 nomips16 mode when IN_LIBGCC2 with hard float.
380 2007-09-14 Richard Sandiford <rsandifo@nildram.co.uk>
382 * config/mips/sdemtk.opt: Update to GPLv3.
383 * config/mips/sdemtk.h: Likewise.
385 2007-09-14 Nigel Stephens <nigel@mips.com>
387 * config.gcc (mips*-*-linux*): Recognise mipsisa32r2 and set
388 MIPS_ISA_DEFAULT appropriately. Don't make soft-float the default
389 for mipsisa32-*-linux*.
391 2007-09-14 Nigel Stephens <nigel@mips.com>
392 David Ung <davidu@mips.com>
393 Thiemo Seufer <ths@mips.com>
394 Richard Sandiford <richard@codesourcery.com>
396 * config.gcc (mips*-sde-elf*): Add support for the SDE C libraries.
397 * configure.ac: Add a mipssde threading type.
398 * configure: Regenerate.
399 * config/mips/sdemtk.h: New file.
400 * config/mips/t-sdemtk: Likewise.
401 * config/mips/sdemtk.opt: Likewise.
402 * gthr-mipssde.h: Likewise.
403 * config/mips/sde.h (FUNCTION_PROFILER): Move to config/mips/sdemtk.h.
404 * config/mips/mips.h (MIPS_SAVE_REG_FOR_PROFILING_P): New macro.
405 (MIPS_ICACHE_SYNC): New macro, split from ...
406 * config/mips/mips.md (clear_cache): ...here.
407 * config/mips/mips.c (mips_save_reg_p): Check
408 MIPS_SAVE_REG_FOR_PROFILING_P on profiled functions.
409 (build_mips16_function_stub): Use targetm.strip_name_encoding.
410 (build_mips16_call_stub): Likewise.
412 2007-09-14 Richard Sandiford <richard@codesourcery.com>
414 * Makefile.in (stmp-int-hdrs): Depend on fixinc_list.
416 2007-09-14 Jakub Jelinek <jakub@redhat.com>
419 * config/ia64/ia64.c (find_gr_spill): Don't decrement
420 current_frame_info.n_local_regs. Don't return emitted local
422 (ia64_compute_frame_size): Improve unwind hack to put
423 RP, PFS, FP in that order by allowing some of the registers
424 been already emitted, as long as they are emitted to the
427 2007-09-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
429 * config/spu/vmx2spu.h (vec_extract, vec_insert, vec_lvlx,
430 vec_lvlxl, vec_lvrx, vec_lvrxl, vec_promote, vec_splats,
431 vec_stvlx, vec_stvlxl, vec_stvrx, vec_stvrxl): New intrinsics.
433 2007-09-13 Eric Christopher <echristo@apple.com>
434 Kenneth Zadeck <zadeck@naturalbridge.com>
436 * dse.c (find_shift_sequence): New function.
437 (replace_read): Add case to remove read if it requires shift.
438 * config/i386/i386.c (ix86_expand_prologue): Fixed typo in comment.
440 2007-09-13 Tom Tromey <tromey@redhat.com>
442 * c-common.c (fname_as_string): Update.
443 * c-parser.c (c_parser) <lex_untranslated_string>: New field.
444 (c_lex_one_token): Update. Add 'parser' argument.
445 (c_parser_simple_asm_expr): Update.
446 (c_parser_attributes): Update.
447 (c_parser_asm_statement): Update.
448 (c_parser_asm_operands): Update.
449 (c_parser_peek_token): Update.
450 (c_parser_peek_2nd_token): Update.
451 * c-lex.c (c_lex_string_translate): Remove.
452 (c_lex_return_raw_strings): Likewise.
453 (c_lex_with_flags): Added 'lex_flags' argument.
454 (lex_string): Added 'translate' argument.
455 * c-pragma.h (c_lex_with_flags): Update.
456 (c_lex_string_translate, c_lex_return_raw_strings): Remove.
457 (C_LEX_STRING_NO_TRANSLATE): New define.
458 (C_LEX_RAW_STRINGS): Likewise.
460 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
463 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_ONES,
464 BFIN_BUILTIN_CPLX_MUL_16_S40, BFIN_BUILTIN_CPLX_MAC_16_S40,
465 BFIN_BUILTIN_CPLX_MSU_16_S40, and BFIN_BUILTIN_CPLX_SQU.
466 (bfin_init_builtins): Initialize __builtin_bfin_ones,
467 __builtin_bfin_min_fr1x16, __builtin_bfin_max_fr1x16,
468 __builtin_bfin_min_fr1x32, __builtin_bfin_max_fr1x32,
469 __builtin_bfin_cmplx_add, __builtin_bfin_cmplx_sub,
470 __builtin_bfin_cmplx_mul_s40, __builtin_bfin_cmplx_mac_s40,
471 __builtin_bfin_cmplx_msu_s40 and __builtin_bfin_csqu_fr16.
472 (bdesc_1arg): Add __builtin_bfin_ones.
473 (bfin_expand_builtin): Expand __builtin_bfin_cmplx_mul_s40,
474 __builtin_bfin_cmplx_mac_s40, __builtin_bfin_cmplx_msu_s40,
475 and __builtin_bfin_csqu_fr16.
476 * config/bfin/bfin.md (UNSPEC_ONES): New constant.
477 (ones): New define_insn.
478 (ssaddhi3_parts): New define_insn.
479 (sssubhi3_parts): New define_insn.
480 (flag_mulhi_parts): New define_insn.
482 2007-09-13 Seongbae Park <seongbae.park@gmail.com>
484 * common.opt (femit-class-debug-always): Turn off by default.
486 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
488 * config/bfin/bfin.md (reload_outpdi, reload_inpdi): New patterns.
489 * config/bfin/bfin.c (bfin_secondary_reload): Make sure we use them.
491 2007-09-13 James E. Wilson <wilson@specifix.com>
493 PR tree-optimization/33389
494 * tree-ssa-operands.c (append_vuse): If ann->in_vdef_list true,
495 then set build_loads before returning.
497 2007-09-13 Sandra Loosemore <sandra@codesourcery.com>
498 David Ung <davidu@mips.com>
500 * config/mips/mips.h (ASM_OUTPUT_REG_PUSH): Replace {d}subu with
501 {d}addiu and a negative immediate such that it works with MIPS16
504 2007-09-13 H.J. Lu <hongjiu.lu@intel.com>
507 * configure.ac (ld_vers): Support Linux linker.
508 * configure: Regenerated.
510 2007-09-13 Richard Sandiford <richard@codesourcery.com>
511 Sandra Loosemore <sandra@codesourcery.com>
513 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Delete.
514 (SYMBOL_REF_MIPS16_FUNC_P): Delete.
515 * config/mips/mips.c (mips_attribute_table): Turn mips16 and
516 nomips16 into decl attributes.
517 (TARGET_INSERT_ATTRIBUTES): Override.
518 (TARGET_MERGE_DECL_ATTRIBUTES): Likewise.
519 (TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): Always return true.
520 (mips_mips16_type_p, mips_nomips16_type_p): Delete in favor of...
521 (mips_mips16_decl_p, mips_nomips16_decl_p): ...these new functions.
522 (mips_comp_type_attributes): Remove mips16 and nomips16 handling.
523 (mips_use_mips16_mode_p): Reimplement as a function that takes
524 a decl and considers only decl attributes. If the decl is nested
525 function, use its parent attributes.
526 (mips_function_ok_for_sibcall): Use mips_use_mips16_mode_p
527 instead of SYMBOL_REF_MIPS16_FUNC_P.
528 (mips_set_mips16_mode): Move call to sorry here from old
529 mips_use_mips16_mode_p.
530 (mflip_mips16_entry): New structure.
531 (mflip_mips16_htab): New variable.
532 (mflip_mips16_htab_hash, mflip_mips16_htab_eq): New functions.
533 (mflip_mips16_use_mips16_p, mips_insert_attributes): Likewise.
534 (mips_merge_decl_attributes): New function.
535 (mips_set_current_function): Reinstate call to mips_set_mips16_mode.
536 Use mips_use_mips16_mode_p.
537 (mips_output_mi_thunk): Use mips_use_mips16_mode_p instead of
538 SYMBOL_REF_MIPS16_FUNC_P.
539 (mips_encode_section_info): Don't set SYMBOL_FLAG_MIPS16_FUNC.
541 2007-09-13 Richard Sandiford <richard@codesourcery.com>
543 * c-parser.c (c_parser_struct_declaration): Check for a null return.
545 2007-09-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
548 * gcc.c (xputenv): Make argument const, and use CONST_CAST.
550 2007-09-12 Michael Meissner <michael.meissner@amd.com>
551 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
552 Tony Linthicum <tony.linthicum@amd.com>
554 * tree.h (function_args_iterator): New type to iterate over
556 (FOREACH_FUNCTION_ARGS_PTR): Iterator macros for iterating over
557 function arguments providing a pointer to the argument.
558 (FOREACH_FUNCTION_ARGS): Iterator macros for iterating over
559 function arguments providing the argument.
560 (function_args_iter_init): Inline function to initialize
561 function_args_iterator.
562 (function_args_iter_cond_ptr): Inline function to return the next
563 pointer to hold the argument.
564 (function_args_iter_cond): Inline function to return the next
566 (function_args_iter_cond_next): Advance the function args
568 (stdarg_p): New function, return true if variable argument
570 (prototype_p): New function, return true if function is
572 (function_args_count): New function, count the number of arguments
575 * tree.c (stdarg_p): New function, return true if variable
577 (prototype_p): New function, return true if function is
580 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
581 (TARGET_ROUND): New macro for the round/ptest instructions which
582 are shared between SSE4.1 and SSE5.
583 (OPTION_MASK_ISA_ROUND): Ditto.
584 (OPTION_ISA_ROUND): Ditto.
585 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
586 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
588 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
589 (-mfused-madd): New switch to give users control over whether the
590 compiler optimizes to use the multiply/add SSE5 instructions.
592 * config/i386/i386.c (m_AMD_MULTIPLE): Rename from
593 m_ATHLON_K8_AMDFAM10, and change all uses.
594 (enum pta_flags): Add PTA_SSE5.
595 (ix86_handle_option): Turn off 3dnow if -msse5.
596 (override_options): Add SSE5 support.
597 (print_operand): %Y prints comparison codes for SSE5 com/pcom
599 (ix86_expand_sse_movcc): Add SSE5 support.
600 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
601 vector type to the next largest size.
602 (ix86_expand_sse5_pack): New function to use pperm to pack a
603 vector type to the next smallest size.
604 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
605 (IX86_BUILTIN_FMADDSD): Ditto.
606 (IX86_BUILTIN_FMADDPS): Ditto.
607 (IX86_BUILTIN_FMADDPD): Ditto.
608 (IX86_BUILTIN_FMSUBSS): Ditto.
609 (IX86_BUILTIN_FMSUBSD): Ditto.
610 (IX86_BUILTIN_FMSUBPS): Ditto.
611 (IX86_BUILTIN_FMSUBPD): Ditto.
612 (IX86_BUILTIN_FNMADDSS): Ditto.
613 (IX86_BUILTIN_FNMADDSD): Ditto.
614 (IX86_BUILTIN_FNMADDPS): Ditto.
615 (IX86_BUILTIN_FNMADDPD): Ditto.
616 (IX86_BUILTIN_FNMSUBSS): Ditto.
617 (IX86_BUILTIN_FNMSUBSD): Ditto.
618 (IX86_BUILTIN_FNMSUBPS): Ditto.
619 (IX86_BUILTIN_FNMSUBPD): Ditto.
620 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
621 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
622 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
623 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
624 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
625 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
626 (IX86_BUILTIN_PPERM): Ditto.
627 (IX86_BUILTIN_PERMPS): Ditto.
628 (IX86_BUILTIN_PERMPD): Ditto.
629 (IX86_BUILTIN_PMACSSWW): Ditto.
630 (IX86_BUILTIN_PMACSWW): Ditto.
631 (IX86_BUILTIN_PMACSSWD): Ditto.
632 (IX86_BUILTIN_PMACSWD): Ditto.
633 (IX86_BUILTIN_PMACSSDD): Ditto.
634 (IX86_BUILTIN_PMACSDD): Ditto.
635 (IX86_BUILTIN_PMACSSDQL): Ditto.
636 (IX86_BUILTIN_PMACSSDQH): Ditto.
637 (IX86_BUILTIN_PMACSDQL): Ditto.
638 (IX86_BUILTIN_PMACSDQH): Ditto.
639 (IX86_BUILTIN_PMADCSSWD): Ditto.
640 (IX86_BUILTIN_PMADCSWD): Ditto.
641 (IX86_BUILTIN_PHADDBW): Ditto.
642 (IX86_BUILTIN_PHADDBD): Ditto.
643 (IX86_BUILTIN_PHADDBQ): Ditto.
644 (IX86_BUILTIN_PHADDWD): Ditto.
645 (IX86_BUILTIN_PHADDWQ): Ditto.
646 (IX86_BUILTIN_PHADDDQ): Ditto.
647 (IX86_BUILTIN_PHADDUBW): Ditto.
648 (IX86_BUILTIN_PHADDUBD): Ditto.
649 (IX86_BUILTIN_PHADDUBQ): Ditto.
650 (IX86_BUILTIN_PHADDUWD): Ditto.
651 (IX86_BUILTIN_PHADDUWQ): Ditto.
652 (IX86_BUILTIN_PHADDUDQ): Ditto.
653 (IX86_BUILTIN_PHSUBBW): Ditto.
654 (IX86_BUILTIN_PHSUBWD): Ditto.
655 (IX86_BUILTIN_PHSUBDQ): Ditto.
656 (IX86_BUILTIN_PROTB): Ditto.
657 (IX86_BUILTIN_PROTW): Ditto.
658 (IX86_BUILTIN_PROTD): Ditto.
659 (IX86_BUILTIN_PROTQ): Ditto.
660 (IX86_BUILTIN_PROTB_IMM): Ditto.
661 (IX86_BUILTIN_PROTW_IMM): Ditto.
662 (IX86_BUILTIN_PROTD_IMM): Ditto.
663 (IX86_BUILTIN_PROTQ_IMM): Ditto.
664 (IX86_BUILTIN_PSHLB): Ditto.
665 (IX86_BUILTIN_PSHLW): Ditto.
666 (IX86_BUILTIN_PSHLD): Ditto.
667 (IX86_BUILTIN_PSHLQ): Ditto.
668 (IX86_BUILTIN_PSHAB): Ditto.
669 (IX86_BUILTIN_PSHAW): Ditto.
670 (IX86_BUILTIN_PSHAD): Ditto.
671 (IX86_BUILTIN_PSHAQ): Ditto.
672 (IX86_BUILTIN_FRCZSS): Ditto.
673 (IX86_BUILTIN_FRCZSD): Ditto.
674 (IX86_BUILTIN_FRCZPS): Ditto.
675 (IX86_BUILTIN_FRCZPD): Ditto.
676 (IX86_BUILTIN_CVTPH2PS): Ditto.
677 (IX86_BUILTIN_CVTPS2PH): Ditto.
678 (IX86_BUILTIN_COMEQSS): Ditto.
679 (IX86_BUILTIN_COMNESS): Ditto.
680 (IX86_BUILTIN_COMLTSS): Ditto.
681 (IX86_BUILTIN_COMLESS): Ditto.
682 (IX86_BUILTIN_COMGTSS): Ditto.
683 (IX86_BUILTIN_COMGESS): Ditto.
684 (IX86_BUILTIN_COMUEQSS): Ditto.
685 (IX86_BUILTIN_COMUNESS): Ditto.
686 (IX86_BUILTIN_COMULTSS): Ditto.
687 (IX86_BUILTIN_COMULESS): Ditto.
688 (IX86_BUILTIN_COMUGTSS): Ditto.
689 (IX86_BUILTIN_COMUGESS): Ditto.
690 (IX86_BUILTIN_COMORDSS): Ditto.
691 (IX86_BUILTIN_COMUNORDSS): Ditto.
692 (IX86_BUILTIN_COMFALSESS): Ditto.
693 (IX86_BUILTIN_COMTRUESS): Ditto.
694 (IX86_BUILTIN_COMEQSD): Ditto.
695 (IX86_BUILTIN_COMNESD): Ditto.
696 (IX86_BUILTIN_COMLTSD): Ditto.
697 (IX86_BUILTIN_COMLESD): Ditto.
698 (IX86_BUILTIN_COMGTSD): Ditto.
699 (IX86_BUILTIN_COMGESD): Ditto.
700 (IX86_BUILTIN_COMUEQSD): Ditto.
701 (IX86_BUILTIN_COMUNESD): Ditto.
702 (IX86_BUILTIN_COMULTSD): Ditto.
703 (IX86_BUILTIN_COMULESD): Ditto.
704 (IX86_BUILTIN_COMUGTSD): Ditto.
705 (IX86_BUILTIN_COMUGESD): Ditto.
706 (IX86_BUILTIN_COMORDSD): Ditto.
707 (IX86_BUILTIN_COMUNORDSD): Ditto.
708 (IX86_BUILTIN_COMFALSESD): Ditto.
709 (IX86_BUILTIN_COMTRUESD): Ditto.
710 (IX86_BUILTIN_COMEQPS): Ditto.
711 (IX86_BUILTIN_COMNEPS): Ditto.
712 (IX86_BUILTIN_COMLTPS): Ditto.
713 (IX86_BUILTIN_COMLEPS): Ditto.
714 (IX86_BUILTIN_COMGTPS): Ditto.
715 (IX86_BUILTIN_COMGEPS): Ditto.
716 (IX86_BUILTIN_COMUEQPS): Ditto.
717 (IX86_BUILTIN_COMUNEPS): Ditto.
718 (IX86_BUILTIN_COMULTPS): Ditto.
719 (IX86_BUILTIN_COMULEPS): Ditto.
720 (IX86_BUILTIN_COMUGTPS): Ditto.
721 (IX86_BUILTIN_COMUGEPS): Ditto.
722 (IX86_BUILTIN_COMORDPS): Ditto.
723 (IX86_BUILTIN_COMUNORDPS): Ditto.
724 (IX86_BUILTIN_COMFALSEPS): Ditto.
725 (IX86_BUILTIN_COMTRUEPS): Ditto.
726 (IX86_BUILTIN_COMEQPD): Ditto.
727 (IX86_BUILTIN_COMNEPD): Ditto.
728 (IX86_BUILTIN_COMLTPD): Ditto.
729 (IX86_BUILTIN_COMLEPD): Ditto.
730 (IX86_BUILTIN_COMGTPD): Ditto.
731 (IX86_BUILTIN_COMGEPD): Ditto.
732 (IX86_BUILTIN_COMUEQPD): Ditto.
733 (IX86_BUILTIN_COMUNEPD): Ditto.
734 (IX86_BUILTIN_COMULTPD): Ditto.
735 (IX86_BUILTIN_COMULEPD): Ditto.
736 (IX86_BUILTIN_COMUGTPD): Ditto.
737 (IX86_BUILTIN_COMUGEPD): Ditto.
738 (IX86_BUILTIN_COMORDPD): Ditto.
739 (IX86_BUILTIN_COMUNORDPD): Ditto.
740 (IX86_BUILTIN_COMFALSEPD): Ditto.
741 (IX86_BUILTIN_COMTRUEPD): Ditto.
742 (IX86_BUILTIN_PCOMEQUB): Ditto.
743 (IX86_BUILTIN_PCOMNEUB): Ditto.
744 (IX86_BUILTIN_PCOMLTUB): Ditto.
745 (IX86_BUILTIN_PCOMLEUB): Ditto.
746 (IX86_BUILTIN_PCOMGTUB): Ditto.
747 (IX86_BUILTIN_PCOMGEUB): Ditto.
748 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
749 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
750 (IX86_BUILTIN_PCOMEQUW): Ditto.
751 (IX86_BUILTIN_PCOMNEUW): Ditto.
752 (IX86_BUILTIN_PCOMLTUW): Ditto.
753 (IX86_BUILTIN_PCOMLEUW): Ditto.
754 (IX86_BUILTIN_PCOMGTUW): Ditto.
755 (IX86_BUILTIN_PCOMGEUW): Ditto.
756 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
757 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
758 (IX86_BUILTIN_PCOMEQUD): Ditto.
759 (IX86_BUILTIN_PCOMNEUD): Ditto.
760 (IX86_BUILTIN_PCOMLTUD): Ditto.
761 (IX86_BUILTIN_PCOMLEUD): Ditto.
762 (IX86_BUILTIN_PCOMGTUD): Ditto.
763 (IX86_BUILTIN_PCOMGEUD): Ditto.
764 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
765 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
766 (IX86_BUILTIN_PCOMEQUQ): Ditto.
767 (IX86_BUILTIN_PCOMNEUQ): Ditto.
768 (IX86_BUILTIN_PCOMLTUQ): Ditto.
769 (IX86_BUILTIN_PCOMLEUQ): Ditto.
770 (IX86_BUILTIN_PCOMGTUQ): Ditto.
771 (IX86_BUILTIN_PCOMGEUQ): Ditto.
772 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
773 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
774 (IX86_BUILTIN_PCOMEQB): Ditto.
775 (IX86_BUILTIN_PCOMNEB): Ditto.
776 (IX86_BUILTIN_PCOMLTB): Ditto.
777 (IX86_BUILTIN_PCOMLEB): Ditto.
778 (IX86_BUILTIN_PCOMGTB): Ditto.
779 (IX86_BUILTIN_PCOMGEB): Ditto.
780 (IX86_BUILTIN_PCOMFALSEB): Ditto.
781 (IX86_BUILTIN_PCOMTRUEB): Ditto.
782 (IX86_BUILTIN_PCOMEQW): Ditto.
783 (IX86_BUILTIN_PCOMNEW): Ditto.
784 (IX86_BUILTIN_PCOMLTW): Ditto.
785 (IX86_BUILTIN_PCOMLEW): Ditto.
786 (IX86_BUILTIN_PCOMGTW): Ditto.
787 (IX86_BUILTIN_PCOMGEW): Ditto.
788 (IX86_BUILTIN_PCOMFALSEW): Ditto.
789 (IX86_BUILTIN_PCOMTRUEW): Ditto.
790 (IX86_BUILTIN_PCOMEQD): Ditto.
791 (IX86_BUILTIN_PCOMNED): Ditto.
792 (IX86_BUILTIN_PCOMLTD): Ditto.
793 (IX86_BUILTIN_PCOMLED): Ditto.
794 (IX86_BUILTIN_PCOMGTD): Ditto.
795 (IX86_BUILTIN_PCOMGED): Ditto.
796 (IX86_BUILTIN_PCOMFALSED): Ditto.
797 (IX86_BUILTIN_PCOMTRUED): Ditto.
798 (IX86_BUILTIN_PCOMEQQ): Ditto.
799 (IX86_BUILTIN_PCOMNEQ): Ditto.
800 (IX86_BUILTIN_PCOMLTQ): Ditto.
801 (IX86_BUILTIN_PCOMLEQ): Ditto.
802 (IX86_BUILTIN_PCOMGTQ): Ditto.
803 (IX86_BUILTIN_PCOMGEQ): Ditto.
804 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
805 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
806 (bdesc_ptest): Change OPTION_MASK_ISA_SSE4_1 to
807 OPTION_MASK_ISA_ROUND for instructions that are shared between
810 (bdesc_sse_3arg): Ditto.
811 (enum multi_arg_type): New enum for describing the various SSE5
812 intrinsic argument types.
813 (bdesc_multi_arg): New table for SSE5 intrinsics.
814 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
815 (ix86_expand_multi_arg_builtin): New function for creating SSE5
817 (ix86_expand_builtin): Add SSE5 intrinsic support.
818 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
819 operand instructions.
820 (ix86_expand_sse5_multiple_memory): New function to split the
821 second memory reference from SSE5 instructions.
822 (type_has_variadic_args_p): Delete in favor of stdarg_p.
823 (ix86_return_pops_args): Use stdarg_p to determine if the function
824 has variable arguments.
825 (ix86_setup_incoming_varargs): Ditto.
826 (x86_this_parameter): Ditto.
828 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
830 (ix86_expand_sse5_pack): Ditto.
831 (ix86_sse5_valid_op_p): Ditto.
832 (ix86_expand_sse5_multiple_memory): Ditto.
834 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
835 constant for SSE5 support.
836 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
837 (UNSPEC_SSE5_TRUEFALSE): Ditto.
838 (UNSPEC_SSE5_PERMUTE): Ditto.
839 (UNSPEC_SSE5_ASHIFT): Ditto.
840 (UNSPEC_SSE5_LSHIFT): Ditto.
841 (UNSPEC_FRCZ): Ditto.
842 (UNSPEC_CVTPH2PS): Ditto.
843 (UNSPEC_CVTPS2PH): Ditto.
844 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
846 (COM_FALSE_S): Ditto.
847 (COM_FALSE_P): Ditto.
850 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
851 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
853 (memory attribute): Ditto.
854 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
855 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
856 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
857 (floor<mode>2): Ditto.
858 (ceil<mode>2): Ditto.
859 (btrunc<mode>2): Ditto.
860 (nearbyintdf2): Ditto.
861 (nearbyintsf2): Ditto.
862 (sse_setccsf): Disable if SSE5.
863 (sse_setccdf): Ditto.
864 (sse5_setcc<mode>): New support for SSE5 conditional move.
865 (sse5_pcmov_<mode>): Ditto.
867 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
870 (ssemodesuffixf4): New mode attribute for SSE5.
871 (ssemodesuffixf2s): Ditto.
872 (ssemodesuffixf2c): Ditto.
873 (sserotatemax): Ditto.
874 (ssescalarmode): Ditto.
875 (sse_maskcmpv4sf3): Disable if SSE5.
876 (sse_maskcmpv2df3): Ditto.
877 (sse_vmmaskcmpv4sf3): Ditto.
878 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add
880 (sse5_vmfmadd<mode>4): Ditto.
881 (sse5_fmsub<mode>4): Ditto.
882 (sse5_vmfmsub<mode>4): Ditto.
883 (sse5_fnmadd<mode>4): Ditto.
884 (sse5_vmfnmadd<mode>4): Ditto.
885 (sse5_fnmsub<mode>4): Ditto.
886 (sse5_vmfnmsub<mode>4): Ditto.
887 (sse5i_fmadd<mode>4): Ditto.
888 (sse5i_fmsub<mode>4): Ditto.
889 (sse5i_fnmadd<mode>4): Ditto.
890 (sse5i_fnmsub<mode>4): Ditto.
891 (sse5i_vmfmadd<mode>4): Ditto.
892 (sse5i_vmfmsub<mode>4): Ditto.
893 (sse5i_vmfnmadd<mode>4): Ditto.
894 (sse5i_vmfnmsub<mode>4): Ditto.
895 (mulv16qi3): Add SSE5 support.
897 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
898 (sse2_mulv4si3): Disable if SSE5.
899 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
900 (sse4_1_roundps): Ditto.
901 (sse4_1_roundsd): Ditto.
902 (sse4_1_roundss): Ditto.
903 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
905 (sse_maskcmpsf3): Ditto.
906 (sse_vmmaskcmpv4sf3): Ditto.
907 (sse2_maskcmpv2df3): Ditto.
908 (sse2_maskcmpdf3): Ditto.
909 (sse2_vmmaskcmpv2df3): Ditto.
910 (sse2_eq<mode>3): Ditto.
911 (sse2_gt<mode>3): Ditto.
912 (sse5_pcmov_<mode>): Add SSE5 support.
913 (vec_unpacku_hi_v16qi): Ditto.
914 (vec_unpacks_hi_v16qi): Ditto.
915 (vec_unpacku_lo_v16qi): Ditto.
916 (vec_unpacks_lo_v16qi): Ditto.
917 (vec_unpacku_hi_v8hi): Ditto.
918 (vec_unpacks_hi_v8hi): Ditto.
919 (vec_unpacku_lo_v8hi): Ditto.
920 (vec_unpacks_lo_v8hi): Ditto.
921 (vec_unpacku_hi_v4si): Ditto.
922 (vec_unpacks_hi_v4si): Ditto.
923 (vec_unpacku_lo_v4si): Ditto.
924 (vec_unpacks_lo_v4si): Ditto.
925 (sse5_pmacsww): New SSE5 intrinsic insn.
926 (sse5_pmacssww): Ditto.
927 (sse5_pmacsdd): Ditto.
928 (sse5_pmacssdd): Ditto.
929 (sse5_pmacssdql): Ditto.
930 (sse5_pmacssdqh): Ditto.
931 (sse5_pmacsdqh): Ditto.
932 (sse5_pmacsswd): Ditto.
933 (sse5_pmacswd): Ditto.
934 (sse5_pmadcsswd): Ditto.
935 (sse5_pmadcswd): Ditto.
936 (sse5_pcmov_<move>): Conditional move support on SSE5.
937 (sse5_phaddbw): New SSE5 intrinsic insn.
938 (sse5_phaddbd): Ditto.
939 (sse5_phaddbq): Ditto.
940 (sse5_phaddwd): Ditto.
941 (sse5_phaddwq): Ditto.
942 (sse5_phadddq): Ditto.
943 (sse5_phaddubw): Ditto.
944 (sse5_phaddubd): Ditto.
945 (sse5_phaddubq): Ditto.
946 (sse5_phadduwd): Ditto.
947 (sse5_phadduwq): Ditto.
948 (sse5_phaddudq): Ditto.
949 (sse5_phsubbw): Ditto.
950 (sse5_phsubwd): Ditto.
951 (sse5_phsubdq): Ditto.
953 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
954 (sse5_pperm_zero_v16qi_v8hi): Ditto.
955 (sse5_pperm_sign_v8hi_v4si): Ditto.
956 (sse5_pperm_zero_v8hi_v4si): Ditto.
957 (sse5_pperm_sign_v4si_v2di): Ditto.
958 (sse5_pperm_sign_v4si_v2di): Ditto.
959 (sse5_pperm_pack_v2di_v4si): Ditto.
960 (sse5_pperm_pack_v4si_v8hi): Ditto.
961 (sse5_pperm_pack_v8hi_v16qi): Ditto.
962 (sse5_perm<mode>): New SSE5 intrinsic insn.
963 (rotl<mode>3): Ditto.
964 (sse5_rotl<mode>3): Ditto.
965 (sse5_ashl<mode>3): Ditto.
966 (sse5_lshl<mode>3): Ditto.
967 (sse5_frcz<mode>2): Ditto.
968 (sse5s_frcz<mode>2): Ditto.
969 (sse5_cvtph2ps): Ditto.
970 (sse5_cvtps2ph): Ditto.
971 (sse5_vmmaskcmp<mode>3): Ditto.
972 (sse5_com_tf<mode>3): Ditto.
973 (sse5_maskcmp<mode>3): Ditto.
974 (sse5_maskcmp_uns<mode>3): Ditto.
975 (sse5_maskcmp_uns2<mode>3): Ditto.
976 (sse5_pcom_tf<mode>3): Ditto.
978 * config/i386/predicates.md (const_0_to_31_operand): New predicate
980 (sse5_comparison_float_operator): New predicate to match the
981 comparison operators supported by the SSE5 com instruction.
982 (ix86_comparison_int_operator): New predicate to match just the
983 signed int comparisons.
984 (ix86_comparison_uns_operator): New predicate to match just the
985 unsigned int comparisons.
987 * doc/invoke.texi (-msse5): Add documentation.
988 (-mfused-madd): Ditto.
990 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
992 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
996 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
998 * config/i386/bmmintrin.h: New file, provide common x86 compiler
999 intrinisics for SSE5.
1001 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
1004 * config/i386/mmintrin-common.h: New file, to contain common
1005 instructions between SSE4.1 and SSE5.
1007 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
1008 FOREACH_FUNCTION_ARGS to iterate over the argument list.
1009 (gen_regparm_prefix): Ditto.
1011 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
1012 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
1013 prototype_p to determine if a function is prototyped.
1015 2007-09-12 Janis Johnson <janis187@us.ibm.com>
1017 * config/dfp-bit.c (dfp_conversion_exception): New function.
1018 (DFP_TO_DFP) Add new variants to use direct conversions in decNumber.
1019 (DFP_TO_INT): Ditto.
1020 (INT_TO_DFP): Ditto.
1021 * config/dfp-bit.h (DEC_FLOAT_FROM_INT, DEC_FLOAT_TO_INT): New.
1023 2007-09-12 Jakub Jelinek <jakub@redhat.com>
1026 * config/ia64/ia64.c (ia64_expand_epilogue): Emit blockage
1027 before sp restoration even when total_size is 0, but
1028 frame_pointer_needed.
1030 2007-09-12 Bob Wilson <bob.wilson@acm.org>
1032 * config/xtensa/xtensa.c (machine_function): Add vararg_a7_copy.
1033 (xtensa_copy_incoming_a7): Use start_sequence instead of
1034 push_to_sequence. Stash insns in vararg_a7_copy for builtin_saveregs.
1035 (xtensa_builtin_saveregs): Place code from vararg_a7_copy at the start
1036 of the saveregs sequence.
1038 2007-09-12 Richard Sandiford <richard@codesourcery.com>
1040 * c-tree.h (grokfield): Add a "tree *" argument.
1041 * c-decl.c (grokdeclarator): Take a pointer to the decl's attributes.
1042 Chain nested decl attributes to it. Don't call decl_attributes here.
1043 (groktypename): Pass grokdeclarator a pointer to the attribute list.
1044 (start_decl, grokparm, push_parm_decl, start_function): Likewise.
1045 (grokfield): Take a pointer to the decl's attributes and pass
1046 it to grokdeclarator.
1047 * c-parser.c (c_parser_struct_declaration): Update the calls to
1048 grokfield. Call decl_attributes for anonymous struct and union
1051 2007-09-12 Jan Hubicka <jh@suse.cz>
1053 * c-objc-common.h (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Kill.
1055 2007-09-12 Ira Rosen <irar@il.ibm.com>
1057 PR tree-optimization/32377
1058 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Distinguish
1059 between positive and negative dependence distance using DDR_REVERSED_P.
1061 2007-09-12 Dorit Nuzman <dorit@il.ibm.com>
1063 PR tree-optimization/33373
1064 * tree-vect-analyze (vect_determine_vectorization_factor): Call
1065 TREE_INT_CST_LOW when comparing TYPE_SIZE_UNIT.
1067 2007-09-12 Jan Hubicka <jh@suse.cz>
1070 * i386.md (floatsisf2_mixed_memory, floatsisf2_sse_memory): Disable for
1073 2007-09-12 Christian Bruel <christian.bruel@st.com>
1075 * sh.h (SH_DBX_REGISTER_NUMBER): Added fpscr, fixed sr/gbr regs.
1076 * linux-unwind.h (SH_DWARF_FRAME_GBR): fixed.
1078 2007-09-12 Ira Rosen <irar@il.ibm.com>
1080 * tree-vect-transform.c (vect_get_slp_defs): Don't build a vector
1081 for oprnd1 if not required.
1082 (vectorizable_operation): Use scalar operand in SLP in case of
1083 shift with scalar argument.
1085 2007-09-12 Ira Rosen <irar@il.ibm.com>
1087 * params.def (PARAM_MIN_VECT_LOOP_BOUND): Change default and minimum
1090 2007-09-11 James E. Wilson <wilson@specifix.com>
1092 * defaults.h (DWARF2_UNWIND_INFO): Don't define if
1093 TARGET_UNWIND_INFO is defined.
1094 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Delete undef
1097 2007-09-12 Kaz Kojima <kkojima@gcc.gnu.org>
1099 * config/sh/sh.c (calc_live_regs): Use
1100 current_function_saves_all_registers instead of
1101 current_function_has_nonlocal_label.
1102 (sh_allocate_initial_value): Likewise.
1103 (sh_get_pr_initial_val): Likewise.
1104 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Likewise.
1105 * config/sh/sh.md (load_ra): Likewise.
1107 2007-09-12 Hans-Peter Nilsson <hp@axis.com>
1109 * config/cris/t-linux (LIMITS_H_TEST): Only define if not inhibit_libc.
1112 * config/cris/cris.c (cris_expand_pic_call_address): Fix typo in
1113 GET_CODE (x) == CONST_INT to CONST_INT_P (x) transformation.
1115 2007-09-12 Sa Liu <saliu@de.ibm.com>
1117 * config/spu/spu.c (spu_emit_branch_or_set): Handle NaN values as
1118 operands to DFmode GE or LE compares.
1120 2007-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
1122 * config/bfin/bfin.h (enum reg_class, REG_CLASS_CONTENTS,
1123 REG_CLASS_NAMES): Add P0REGS.
1124 (REGNO_REG_CLASS): Return it where appropriate.
1125 (REG_CLASS_FROM_CONSTRAINT): Add 'qA'.
1126 (CLASS_LIKELY_SPILLED_P): P0REGS is likely_spilled.
1127 * doc/md.texi (Blackfin family): Document 'q' constraints.
1129 2007-09-11 Steve Kenton <skenton@ou.edu>
1131 * pa/linux-unwind.h: Guard with inhibit_libc.
1132 * pa/hpux-unwind.h: Likewise.
1134 2007-09-11 David Daney <ddaney@avtrex.com>
1136 * doc/invoke.texi: Document new MIPS -mllsc and -mno-llsc options.
1137 * doc/install.texi: Document new --with-llsc and --without-llsc
1139 * config.gcc: Handle --with-llsc and --without-llsc configure options.
1140 * config/mips/mips.md (sync, memory_barrier): Wrap sync instrunction
1141 in %| and %- operand codes. Depend on GENERATE_SYNC instead of
1143 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
1144 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
1145 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
1146 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
1147 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Depend on
1148 GENERATE_LL_SC instead of ISA_HAS_LL_SC.
1149 * config/mips/mips.opt (mllsc): New option.
1150 * config/mips/mips.c (mips_llsc): Define variable.
1151 (mips_handle_option): Handle mllsc option.
1152 (override_options): Set mips_print_operand_punct for '|' and '-'.
1153 (print_operand): Add new %| and %- operand codes.
1154 * config/mips/mips.h (mips_llsc_setting): New enum type.
1155 (mips_llsc): Declare.
1156 (OPTION_DEFAULT_SPECS): Add llsc handling.
1157 (GENERATE_SYNC): New macro.
1158 (GENERATE_LL_SC): New macro.
1159 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
1160 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
1161 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Wrap instructions
1162 in %| and %- operand codes.
1164 2007-09-11 Eric Botcazou <ebotcazou@adacore.com>
1166 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Deal with
1167 TYPE_NONALIASED_COMPONENT like with DECL_NONADDRESSABLE_P.
1169 2007-09-11 Jason Merrill <jason@redhat.com>
1172 * stor-layout.c (layout_decl): Do pack variable size fields.
1174 2007-09-11 Maxim Kuvyrkov <maxim@codesourcery.com>
1176 * config/m68k/predicates.md (movsi_const0_operand,
1177 non_symbolic_call_operand): New predicates.
1179 * config/m68k/constraints.md: (Cs, Ci, C0, Cj, CQ, CW, CZ, CS, Ap, Ac):
1181 * doc/md.texi (Constraints for Particular Machines: Motorola 680x0):
1182 Document constraints N, O, P, R, S, T, Q, U, W, Cs, Ci, C0, Cj, CQ,
1183 CW, CZ, CS, Ap and Ac.
1185 * config/m68k/m68k.md (UNSPEC_IB): New constant.
1186 (constraints.md): New include.
1187 (cpu, type, type1, opx, opy, opx_type, opy_type, size, opx_access,
1188 opx_mem, opy_mem, op_mem, guess, split): New attributes.
1189 (movdf_internal): Name pattern. Fix to use alternatives. Add split.
1191 (pushdi): Add split.
1192 (tstsi_internal): Name pattern. Fix to use alternatives. Specify
1193 attributes. Split tstsi_internal_68020_cf from it.
1194 (tstsi_internal_68020_cf): New pattern.
1195 (tsthi_internal, tstqi_internal): Name pattern. Specify attributes.
1196 (tst<mode>_cf): Specify attributea.
1197 (cmpsi_cf): Name pattern. Specify attributes.
1198 (cmp<mode>_68881, cmp<mode>_cf): Specify type attribute.
1199 (pushexthisi_const): Fix to use alternatives. Specify
1201 (movsi_const0): Split movsi_const0_68000_10 and movsi_const0_68040_60
1202 from it. Fix to use alternatives. Specify attributes.
1203 (movsi_const0_68040_10, movsi_const0_68040_60): New patterns.
1204 (movsi_cf, movstrictqi_cf): Fix to use alternatives. Specify
1206 (movsf_cf_soft): Specify attributes.
1207 (movdf_cf_soft): Add split.
1208 (pushasi, zero_extendhisi2_cf, zero_extendqisi2_cfv4,
1209 cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2,
1210 68k_extendqisi2, truncdfsf2_cf): Specify attributes.
1211 (truncdfsf2_68881): Name pattern. Specify attributes.
1212 (floatsi<mode>2_cf, floathi<mode>2_68881, floathi<mode>2_cf,
1213 floatqi<mode>2_68881, floatqi<mode>2_cf, ftrunc<mode>2_cf,
1214 fix<mode>qi2_cf, fix<mode>hi2_cf, fix<mode>si2_cf, adddi_dishl32):
1216 (addsi3_5200): Fix to use alternatives. Specify attributes.
1218 (add<mode>3_cf, subdi_dishl32): Specify attributes.
1219 (subsi3): Add alternative for subq.l. Specify attributes.
1220 (sub<mode>3_cf, mulhi3, mulhisi3): Specify attributes.
1221 (mulhisisi3_s, mulsi3_68020, mulsi3_cf): Name pattern. Specify
1223 (umulhisi3): Specify attributes.
1224 (mulhisisi3_z): Name pattern. Specify attributes.
1225 (fmul<mode>3_cf, div<mode>3_cf, negsi2_internal, negsi2_5200,
1226 sqrt<mode>2_68881, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32,
1227 subregsi1ashrdi_const32, ashrsi3, subreg1lshrdi_const32, lshrsi3,
1228 bsetmemqi): Specify attributes.
1229 (bsetmemqi_ext): Name pattern. Specify attributes.
1230 (bclrmemqi): Specify attributes.
1231 (bclrmemqi_ext, scc, sls): Name pattern. Specify attributes.
1232 (beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble, bleu): Specify
1234 (beq2, bne2, bgt2, bgtu2, blt2, bltu2, bge2, bgeu2, ble2, bleu2): Name
1235 pattern. Specify attributes.
1236 (jump): Specify attributes.
1237 (tablejump_internal): Name pattern. Specify attributes.
1238 (call_value): Split into non_symbolic_call_value,
1239 symbolic_call_value_jsr, symbolic_call_value_bsr. Fix to use
1240 alternatives. Specify attributes.
1241 (non_symbolic_call_value, symbolic_call_value_jsr,
1242 symbolic_call_value_bsr): New patterns.
1243 (nop, return, unlink, indirect_jump): Specify attributes.
1244 (trap): Fix condition. Specify attributes.
1247 * config/m68k/m68k.c (m68k_symbolic_call_var): New variable.
1248 (override_options): Initialize it. Initialize m68k_sched_cpu.
1249 (CONST_METHOD): Rename to M68K_CONST_METHOD, move to m68k.h.
1250 (const_method): Make global, rename to m68k_const_method.
1251 (const_int_cost, output_move_const_into_data_reg): Update.
1252 (output_move_double): Parametrize to emit rtl code, rename to
1254 (output_reg_adjust, emit_reg_adjust, output_compadr, output_movsi,
1255 emit_movsi): New static functions.
1256 (output_move_double): New function with semantics of old
1258 (m68k_emit_move_double): New function.
1259 (m68k_sched_cpu): New variable.
1260 (attr_op_type): New enum.
1261 (sched_guess_p): New variable.
1262 (sched_address_type, sched_operand_type, sched_attr_op_type):
1263 New static functions.
1264 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
1265 m68k_sched_attr_size, m68k_sched_attr_op_mem): New functions.
1266 (sched_branch_type): New static variable.
1267 (m68k_sched_branch_type): New function.
1268 * config/m68k/m68k.h (M68K_SYMBOLIC_CALL): New enum.
1269 (m68k_symbolic_call_var): Declare.
1270 (M68K_CONST_METHOD): Rename from CONST_METHOD. Move here from m68k.c.
1271 (m68k_const_method, m68k_emit_move_double, m68k_sched_cpu,
1272 m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
1273 m68k_sched_attr_size, m68k_sched_attr_op_mem, m68k_sched_branch_type):
1276 2007-09-11 Jakub Jelinek <jakub@redhat.com>
1278 * builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
1279 * builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
1280 error if __builtin_va_arg_pack_len () wasn't optimized out during
1282 * tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
1283 with the number of inline's anonymous arguments.
1284 * doc/extend.texi: Document __builtin_va_arg_pack_len ().
1286 2007-09-11 Zdenek Dvorak <ook@ucw.cz>
1288 * fold-const.c (extract_muldiv_1): Do not simplify
1291 2007-09-11 Jan Hubicka <jh@suse.cz>
1293 * i386.h (ix86_tune_indices): Add X86_TUNE_INTER_UNIT_CONVERSIONS.
1294 (TARGET_INTER_UNIT_CONVERSIONS): New.
1295 * i386.md (floatsi expanders): Remove redundant check for SImode
1296 source; offload to memory when asked for.
1297 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse
1298 floatdisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
1300 (floatsisf2_mixed_memory, floatsisf2_sse_memory,
1301 floatsidf2_mixed_memory, floatsidf2_sse_memory
1302 floatdisf2_mixed_memory, floatsisf2_sse_memory,
1303 floatsidf2_mixed_memory, floatsidf2_sse_memory): New.
1305 2007-09-11 Jan Hubicka <jh@suse.cz>
1307 * toplev.c (process_options): all frontends now do unit-at-a-time.
1308 * cgraphunit.c: update comments.
1309 (cgraph_expand_function): call passmanager dirrectly; emit thunks.
1310 * c-decl.c (finish_function): use cgraph_add_new_function.
1311 * function.c (expand_function_end): We are always unit-at-a-time.
1313 2007-09-11 Richard Sandiford <richard@codesourcery.com>
1315 * config/mips/mips.c (mips_set_mips16_mode): Use separate anchor
1316 settings for MIPS16.
1317 (mips_use_anchors_for_symbol_p): Use default_use_anchors_for_symbol_p.
1319 2007-09-11 Richard Sandiford <richard@codesourcery.com>
1321 * config/mips/mips.c (mips_symbol_insns_1): Allow LEAs of
1322 SYMBOL_FORCE_TO_MEM constants.
1323 (mips_rtx_costs): Give a cost of 1 to force_to_mem_operands.
1324 (mips16_rewrite_pool_refs_info): New structure.
1325 (mips16_rewrite_pool_constant): New function, split out from...
1326 (mips16_rewrite_pool_refs): ...here. Take a pointer to a
1327 mips16_rewrite_pool_refs_info structure rather than a pointer
1328 to a constant pool. Force force_to_mem_operands into memory.
1329 (mips16_lay_out_constants): Update call to mips16_rewrite_pool_refs.
1330 * config/mips/predicates.md (force_to_mem_operand): New predicate.
1331 * config/mips/constraints.md (kf): New constraint.
1332 * config/mips/mips.md (*movdi_64bit_mips16): Add a d <- kf alternative.
1333 (*movsi_mips16): Likewise.
1335 2007-09-11 Richard Sandiford <richard@codesourcery.com>
1336 Nigel Stephens <nigel@mips.com>
1337 David Ung <davidu@mips.com>
1339 * config/mips/mips.h (CONSTANT_POOL_COST): Move to...
1340 * config/mips/mips.c: ...here and set to 4 for TARGET_MIPS16.
1341 (mips16_constant_cost, mips_immediate_operand_p, mips_binary_cost)
1342 (mips_fp_mult_cost, mips_fp_div_cost, mips_sign_extend_cost)
1343 (mips_zero_extend_cost): New functions.
1344 (mips_rtx_costs): Treat COMPARE constants as having zero cost.
1345 Use the new functions. Tweak many cost estimates, both here
1346 and in the new subroutines. Return false when the cost of the
1347 operands has not been calculated. Check for *clear_upper32.
1348 Check for floating-point multiply-add, reciprocal and rsqrt
1349 patterns. Handle comparison and rotation codes.
1351 2007-09-11 Danny Smith <dannysmith@users.sourceforge.net>
1353 * config/i386/cygming.h (TARGET_STRIP_NAME_ENCODING): Don't
1355 * config/i386/i386.c (get_dllimport_decl): Don't strip
1358 2007-09-10 Janis Johnson <janis187@us.ibm.com>
1361 * config/dfp-bit.c: Don't skip TFmode conversions; move strto*
1362 declarations to top.
1363 (DFP_TO_BFP): Use for either XFmode or TFmode.
1364 (BFP_TO_DFP): Use for either XFmode or TFmode; always use cast
1366 * config/dfp-bit.h: Include float.h.
1367 (LONG_DOUBLE_HAS_XF_MODE, LONG_DOUBLE_HAS_TF_MODE): Define if long
1368 double is one of these modes, rather than using LIBGCC_HAS_*F_MODE
1369 which doesn't mean the same thing.
1370 (BFP_KIND): Use 4 to mean TFmode.
1371 (BFP_FMT): Specify the number of decimal digits based on the
1372 number of mantissa digits.
1373 (BFP_VIA_TYPE): Binary float type to use as cast for sprintf.
1374 (BFP_TO_DFP, DFP_TO_BFP): Define names for TFmode variants.
1375 (STR_TO_BFP): Use strtold for XFmode or TFmode.
1376 (TFtype): Define if TFmode is supported.
1377 * doc/libgcc.texi (Decimal float library routines): Document
1378 TF conversion functions.
1380 2007-09-10 Chao-ying Fu <fu@mips.com>
1382 * config/mips/mips.c (mips_scalar_mode_supported_p): Declare.
1383 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
1384 (mips_emit_compare): Process fixed-point modes.
1385 (mips_pad_arg_upward): Support fixed-point types.
1386 (override_options): Allow fixed-point modes in accumulators.
1387 (mips_pass_by_reference): Pass DQ, UDQ, DA, and UDA modes in registers.
1388 (mips_vector_mode_supported_p): Support V2HQmode, V2UHQmode, V2HAmode,
1389 V2UHAmode, V4QQmode, and V4UQQmode when TARGET_DSP.
1390 (mips_scalar_mode_supported_p): New function to accept fixed-point
1391 modes if the width is not greater than two BITS_PER_WORD.
1392 * config/mips/mips.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
1393 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
1394 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
1395 LONG_LONG_ACCUM_TYPE_SIZE): Define.
1396 * config/mips/mips.md ("d"): Update mode attribute for fixed-point
1398 ("IMODE"): New mode attribute.
1399 (mips-fixed.md): Include.
1400 * config/mips/mips-modes.def: Create VECTOR_MODES for FRACT, UFRACT,
1402 * config/mips/mips-fixed.md: New file.
1404 2007-09-11 Ben Elliston <bje@au.ibm.com>
1406 * config/spu/spu.md: Formatting fixes.
1408 2007-09-10 Janis Johnson <janis187@us.ibm.com>
1410 * config/dfp-bit.c (dfp_unary_func): Delete.
1411 (dfp_unary_op): Delete.
1412 (dfp_binary_op): Use decFloat functions instead of decNumber
1413 functions for binary operations.
1414 (d32_binary_op): Convert 32-bit operands to 64 bits for evaluation.
1415 (dnn_binary_op): Call dfp_binary_op with decFloat rather than
1417 (dfp_compare_op): Use decFloat functions insteadof decNumber
1418 functions for comparisons.
1419 (d32_compare_op): Convert 32-bit operands to 64 bits for evaluation.
1420 (dnn_binary_op): Call dfp_compare_op with decFloat rather than
1422 (DFP_ADD, DFP_SUB, DFP_MULTIPLE, DFP_DIVIDE): Use macros for
1423 call to dxx_binary_op and decFloat function.
1424 (DFP_EQ, DFP_NE, DFP_LT, DFP_GT, DFP_LE, DFP_GE): Use macros for
1425 calls to dxx_binary_op and decFloat function.
1426 * config/dfp-bit.h: Include decFloat header files.
1427 (decFloat, DFP_BINARY_OP, DFP_COMPARE_OP, DEC_FLOAT_ADD,
1428 DEC_FLOAT_SUBTRACT, DEC_FLOAT_MULTIPLY, DEC_FLOAT_DIVIDE,
1429 DEC_FLOAT_COMPARE, DEC_FLOAT_IS_ZERO, DEC_FLOAT_IS_NAN,
1430 DEC_FLOAT_IS_SIGNED: Define for each of 3 operand widths.
1432 2007-09-10 Harsha Jagasia <harsha.jagasia@amd.com>
1433 Jan Sjodin <jan.sjodin@amd.com>
1435 * tree-vect-analyze.c (vect_analyze_operations): Change
1436 comparison of loop iterations with threshold to less than
1437 or equal to instead of less than. Reduce
1438 min_scalar_loop_bound by one.
1439 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
1440 Change prologue and epilogue iterations estimate to vf/2,
1441 when unknown at compile-time. Change versioning guard
1442 cost to taken_branch_cost. If peeling for alignment is
1443 unknown at compile-time, change peel guard costs to one
1444 taken branch and one not-taken branch per peeled loop.
1445 If peeling for alignment is known but number of scalar loop
1446 iterations is unknown at compile-time, change peel guard
1447 costs to one taken branch per peeled loop. Change the cost
1448 model equation to consider vector iterations as the loop
1449 iterations less the prologue and epilogue iterations.
1450 Change outside vector cost check to less than or equal to
1451 zero instead of equal to zero.
1452 (vect_do_peeling_for_loop_bound): Reduce
1453 min_scalar_loop_bound by one.
1454 * tree-vectorizer.h: Add TARG_COND_TAKEN_BRANCH_COST and
1455 TARG_COND_NOT_TAKEN_BRANCH_COST.
1456 * config/i386/i386.h (processor_costs): Add
1457 scalar_stmt_cost, scalar_load_cost, scalar_store_cost,
1458 vec_stmt_cost, vec_to_scalar_cost, scalar_to_vec_cost,
1459 vec_align_load_cost, vect_unalign_load_cost,
1460 vec_store_cost, cond_taken_branch_cost,
1461 cond_not_taken_branch_cost.
1462 Define macros for x86 costs.
1463 * config/i386/i386.c:
1464 (size_cost): Set scalar_stmt_cost, scalar_load_cost,
1465 scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
1466 scalar_to_vec_cost, vec_align_load_cost,
1467 vect_unalign_load_cost, vec_store_cost,
1468 cond_taken_branch_cost, cond_not_taken_branch_cost to one.
1469 (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
1470 geode_cost, k6_cost, athlon_cost, pentium4_cost, nocona_cost,
1471 core2_cost, generic64_cost, generic32_cost): Set to default
1473 (k8_cost, amdfam10_cost): Costs for vectorization tuned.
1474 (x86_builtin_vectorization_cost): New.
1476 2007-09-10 Janis Johnson <janis187@us.ibm.com>
1477 Ben Elliston <bje@au.ibm.com>
1479 * dfp.c: Include decimal128Local.h;
1480 (dfp_byte_swap): Remove.
1481 (encode_decimal32, decode_decimal32): Don't handle endianness.
1482 (encode_decimal64, decode_decimal64): Ditto.
1483 (encode_decimal128, decode_decimal128): Ditto.
1484 * config/dfp-bit.c (host_to_ieee32, ieee_to_host_32): Ditto.
1486 (host_to_ieee_64, ieee_to_host_64): Don't handle endianness.
1488 (host_to_ieee_128, ieee_to_host_128): Don't handle endianness.
1489 * Makefile.in (DECNUM_H): Add decimal128Local.h.
1491 2007-09-10 David Daney <ddaney@avtrex.com>
1493 * config/mips/mips.md (UNSPEC_MEMORY_BARRIER): New entry in
1495 (memory_barrier): Rewrote as an insn that clobbers memory.
1497 2007-09-10 Richard Sandiford <richard@codesourcery.com>
1499 * config/mips/mips.c (mips_global_pointer): Check
1500 call_really_used_regs instead of call_used_regs.
1501 (mips_save_reg_p): Likewise. Save all call-saved registers
1502 if current_function_saves_all_registers. Fix indentation.
1503 No longer treat $18 as a special case.
1504 (compute_frame_size): Guard FPR loop with TARGET_HARD_FLOAT.
1506 2007-09-10 Richard Sandiford <richard@codesourcery.com>
1508 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
1509 * config/mips/mips.c (mips_cpu_info_table): Mention it in the
1510 the introductory comment.
1511 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
1512 (override_options): Don't test for it.
1513 * config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
1514 (DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
1515 * config/mips/vr.h: As for config/mips/sde.h.
1517 2007-09-10 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
1518 Revital Eres <eres@il.ibm.com>
1520 * target.h (struct gcc_target.sched): New field: sms_res_mii.
1521 (struct ddg): Define.
1522 * target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
1523 (TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
1524 * config/spu/spu.c: Include ddg.h.
1525 (TARGET_SCHED_SMS_RES_MII): Define.
1526 (spu_sms_res_mii): New function to calculate mii.
1527 * modulo-sched (res_MII): Use it.
1528 * doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
1530 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
1532 * config/s390/s390.c (s390_dump_pool): Create copy of constant
1533 pool entries since they might hold values that must not be shared.
1535 2007-09-10 Uros Bizjak <ubizjak@gmail.com>
1538 * gcc/config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
1539 Use 'N' operand constraint for op2.
1540 (lshr<mode>3): Ditto.
1541 (ashl<mode>3): Ditto.
1542 (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
1543 (vec_shr_<mode>): Ditto.
1544 * gcc/config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
1545 IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
1547 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
1549 * config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
1550 Change mode macro in the last real_2expN parameter to uppercase.
1552 2007-09-10 Michael Matz <matz@suse.de>
1554 * tree-pass.h (pass_cselim): Declare new pass.
1555 * passes.c (init_optimization_passes): Link in pass_cselim.
1556 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
1557 tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
1558 cond_store_replacement.
1559 (condstoretemp): New static variable.
1560 (cond_store_replacement): New function.
1561 (tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
1562 tree_ssa_phiopt_worker.
1563 (struct name_to_bb): New.
1564 (get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
1565 nt_init_block, nt_fini_block): New static functions.
1566 (seen_ssa_names, nontrap_set): New static variables.
1567 (gate_cselim, pass_cselim): Define new pass.
1568 * common.opt (ftree-cselim): New flag.
1569 * toplev.c (process_options): Set flag_tree_cselim if required.
1571 2007-09-10 Hans-Peter Nilsson <hp@axis.com>
1573 * simplify-rtx.c (simplify_relational_operation_1): For recent
1574 canonicalization, don't recurse if op1 equals both PLUS arguments.
1576 2007-09-09 David Daney <ddaney@avtrex.com>
1578 * optabs.c (expand_sync_operation): Use plus insn if minus
1580 (expand_sync_fetch_operation): Ditto.
1582 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
1584 * i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
1586 (*floatsisf2_sse_vector): Likewise.
1588 2007-09-09 Krister Walfridsson <cato@df.lth.se>
1590 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
1592 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
1594 * config/i386/i386.h (ix86_tune_indices): Rename
1595 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
1596 (TARGET_USE_VECTOR_CONVERTS): Updated.
1597 * config/i386/i386.c: Likewise.
1599 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
1600 Nigel Stephens <nigel@mips.com>
1602 * doc/invoke.texi (Overall Options): Add .sx file extension
1603 as a synonym for .S.
1604 * cppspec.c (known_suffixes): Likewise.
1605 * gcc.c (default_compilers): Likewise.
1607 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
1610 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
1611 * simplify-rtx.c (simplify_relational_operation_1): Add the
1612 canonicalization from i386.h.
1613 * doc/md.texi (Canonicalization of Instructions): Document it.
1615 2007-09-09 Jan Hubicka <jh@suse.cz>
1616 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1618 * i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
1619 (TARGET_USE_VECTOR_CONVERTS): New.
1620 * i386.md: New post-reload splitters for converting SF to DF and DF to
1622 (floatsi* expander): Special case vector conversions.
1623 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
1624 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
1625 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
1626 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
1627 Disable when doing vector converts.
1628 (floatsi<mode>2_i387): Disable when
1629 * sse.md (vec_dupv2df): Export.
1630 * i386.c (ix86_tune_features): Enable SSE conversions.
1632 2007-09-09 Richard Guenther <rguenther@suse.de>
1634 * tree-ssa-operands.c (add_virtual_operand): Only mark
1635 stores as has_volatile_ops if alias information is not available.
1637 2007-09-09 Revital Eres <eres@il.ibm.com>
1639 * doc/contrib.texi: Add myself.
1641 2007-09-09 Ira Rosen <irar@il.ibm.com>
1643 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
1644 stmt_vinfo_set_outside_of_loop_cost): New functions.
1645 * tree-vect-transform.c (vect_get_cost_fields): Remove.
1646 (vect_model_simple_cost): Call
1647 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
1648 field instead of calling vect_get_cost_fields.
1649 (vect_model_store_cost, vect_model_load_cost): Likewise.
1651 2007-09-09 Revital Eres <eres@il.ibm.com>
1653 * config/rs6000/rs6000.c (paired_init_builtins): Add const
1654 declaration to bdesc_paired_preds variable.
1655 (paired_expand_builtin): Likewise.
1657 2007-09-09 Revital Eres <eres@il.ibm.com>
1659 * dbgcnt.def (sms_sched_loop): New counter.
1660 * modulo-sched.c: Use sms_sched_loop instead of
1661 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
1662 perform swing modulo scheduling on. Include dbgcnt.h.
1663 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
1664 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
1666 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
1668 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
1669 Substitute all uses with ...
1670 (MODEF): New mode iterator.
1672 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
1673 from pre-regalloc define_insn_and_split splitter pattern.
1674 (*fix_trunc<mode>_i387_1): Ditto.
1675 (*fistdi2_1): Ditto.
1676 (*fist<mode>2_1): Ditto.
1677 (frndintxf2_floor): Ditto.
1678 (*fist<mode>2_floor_1): Ditto.
1679 (frndintxf2_ceil): Ditto.
1680 (*fist<mode>2_ceil_1): Ditto.
1681 (frndintxf2_trunc): Ditto.
1682 (frndintxf2_mask_pm): Ditto.
1684 (prologue): Use (const_int 0) as never generated filler insn.
1686 (sibcall_epilogue): Ditto.
1687 (eh_return_si): Ditto.
1688 (eh_return_di): Ditto.
1690 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
1691 using MODEF mode iterator.
1692 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
1693 using MODEF mode iterator.
1694 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
1695 using MODEF mode iterator.
1696 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
1697 Macroize expander using MODEF mode iterator.
1699 (zero_extendsidi2): Remove operand constraints from expander.
1700 (smuldi3_highpart): Ditto.
1701 (indirect_jump): Ditto.
1704 * config/i386/sse.md (storentv4sf): Ditto.
1705 (storentv2df): Ditto.
1706 (storentv2di): Ditto.
1708 (sse2_cvtpd2ps): Ditto.
1709 (vec_interleave_highv16qi): Ditto.
1710 (vec_interleave_lowv16qi): Ditto.
1711 (vec_interleave_highv8hi): Ditto.
1712 (vec_interleave_lowv8hi): Ditto.
1713 (vec_interleave_highv4si): Ditto.
1714 (vec_interleave_lowv4si): Ditto.
1715 (vec_interleave_highv2di): Ditto.
1716 (vec_interleave_lowv2di): Ditto.
1717 (sse2_maskmovdqu): Ditto.
1718 * config/i386/mmx.md (mmx_maskmovq): Ditto.
1720 2007-09-09 Ira Rosen <irar@il.ibm.com>
1722 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
1723 (struct _slp_tree, struct _slp_instance): Define new data structures
1724 along macros for their access.
1725 (struct _loop_vec_info): Define new fields: strided_stores,
1726 slp_instances, and slp_unrolling_factor along macros for their access.
1727 (enum slp_vect_type): New.
1728 (struct _stmt_vec_info): Define new field, slp_type, and macros for its
1730 (STMT_VINFO_STRIDED_ACCESS): New macro.
1731 (vect_free_slp_tree): Declare.
1732 (vectorizable_load): Add an argument of type slp_tree.
1733 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
1734 vectorizable_assignment): Likewise.
1735 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
1736 Declare (make extern).
1737 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
1738 (new_loop_vec_info): Likewise.
1739 (destroy_loop_vec_info): Free memory allocated for SLP structures.
1740 * tree-vect-analyze.c: Include recog.h.
1741 (vect_update_slp_costs_according_to_vf): New.
1742 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
1743 functions. For not pure SLP stmts with strided access check that the
1744 group size is power of 2. Update the vectorization factor according to
1745 SLP. Call vect_update_slp_costs_according_to_vf.
1746 (vect_analyze_group_access): New.
1747 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
1748 (vect_free_slp_tree): New functions.
1749 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
1750 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
1751 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
1752 vect_detect_hybrid_slp): Likewise.
1753 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
1754 and vect_detect_hybrid_slp.
1755 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
1756 SLP costs into account.
1757 (vect_get_cost_fields): New function.
1758 (vect_model_simple_cost): Make extern, add SLP parameter and handle
1760 (vect_model_store_cost, vect_model_load_cost): Likewise.
1761 (vect_get_constant_vectors): New function.
1762 (vect_get_slp_vect_defs, vect_get_slp_defs,
1763 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
1764 vect_get_vec_defs): Likewise.
1765 (vectorizable_reduction): Don't handle SLP for now.
1766 (vectorizable_call): Don't handle SLP for now. Add argument to
1767 vect_model_simple_cost.
1768 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
1769 get SLPed and vectorized defs). Fix indentation and spacing.
1770 (vectorizable_assignment): Handle SLP.
1771 (vectorizable_induction): Don't handle SLP for now.
1772 (vectorizable_operation): Likewise.
1773 (vectorizable_type_demotion): Add argument to
1774 vect_model_simple_cost.
1775 (vectorizable_type_promotion): Likewise.
1776 (vectorizable_store, vectorizable_load): Handle SLP.
1777 (vectorizable_condition): Don't handle SLP for now.
1778 (vect_transform_stmt): Add a new argument for SLP. Check that there is
1779 no SLP transformation required for unsupported cases. Add SLP
1780 argument for supported cases.
1781 (vect_remove_stores): New function.
1782 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
1783 (vect_transform_loop): Schedule SLP instances.
1784 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
1786 2007-09-09 Andrew Haley <aph@redhat.com>
1788 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the
1791 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
1793 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
1794 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
1795 Similar for what label_refs can go in the JUMP_TARGET field. Split
1796 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
1797 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
1798 REG_LABEL when replacing an operand with a LABEL_REF for a
1800 (subst_reloads): When replacing a LABEL_REG with a register,
1801 instead of generating a REG_LABEL note, assert that there already
1802 is one or that the label is a known target for the insn.
1803 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
1804 note, check the JUMP_LABEL field. Remove "else" after return.
1805 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
1806 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
1807 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
1808 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
1809 insns. Iterate over all notes; don't assume there's only one.
1810 * cse.c (recorded_label_ref): Adjust comment to refer to
1812 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
1813 insns, not just NONJUMP_INSN_P.
1814 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
1815 isn't a jump target.
1816 * jump.c (rebuild_jump_labels): Adjust head comment.
1817 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
1818 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
1819 (mark_all_labels): For JUMP_P insns without a target, check if the
1820 the target is noted on the previous nonjump insn.
1821 (mark_jump_label_1): New function, guts from mark_jump_label.
1822 <case IF_THEN_ELSE>: Handle first operand as a non-target when
1823 marking jump target labels.
1824 <case LABEL_REF>: Adjust for whether to generate a
1825 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
1826 For 'E' format rtl, iterate in descending element order.
1827 (delete_related_insns): Handle both REG_LABEL_TARGET and
1828 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
1829 reference count, delete and fallthrough. Move finding-next-
1830 non-deleted insn last in the function. Look at all INSN_P insns
1831 for REG_LABEL_OPERAND notes.
1832 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
1834 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
1835 JUMP_LABEL, output the INSN_UID of it.
1836 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
1837 and/or REG_LABEL_TARGET.
1838 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
1839 with jump.c copy by only adding notes for labels actually
1840 referenced in the insn.
1841 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
1842 usage count increment; handle all INSN_P trial insns.
1843 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
1845 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
1846 REG_LABEL_TARGET and REG_LABEL_OPERAND.
1847 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
1849 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
1850 JUMP_P insns and REG_LABEL_OPERAND everywhere.
1851 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
1852 on all INSN_P insns.
1853 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
1854 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
1855 REG_LABEL_OPERAND notes.
1856 * reload1.c (calculate_needs_all_insns): Adjust comments.
1857 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
1858 * config/alpha/alpha.md (split for load of an address into a
1859 four-insn sequence on Unicos/Mk): Adjust to use
1861 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
1863 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1866 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1867 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
1868 FOR_BB_INSNS_SAFE instead of for loop.
1869 * cse.c (cse_extended_basic_block): Likewise.
1870 * postreload.c (reload_cse_regs_1): New variable next. Make sure
1871 that the for loop does not invoke NEXT_INSN on a deleted insn.
1872 * function.c (instantiate_virtual_regs): Likewise.
1873 * lower-subreg.c (remove_retval_note): Likewise.
1874 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
1876 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
1878 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
1879 insn, if it's a jump.
1880 (try_redirect_by_replacing_jump): New variable jump_p. Call
1881 tablejump_p before delete_insn_chain.
1882 * reload1.c (reload): New variable next. Make sure that the for
1883 loop does not invoke NEXT_INSN on a deleted insn.
1884 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
1885 (delete_output_reload): New variable prev. Make sure the the for
1886 loops do not invoke PREV_INSN on a deleted insn.
1888 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1890 * pa/constraints.md: Remove 'X' from unused letters comment.
1892 2007-09-08 Richard Guenther <rguenther@suse.de>
1894 * tree-tailcall.c (find_tail_calls): If we don't have aliases
1895 computed check stmt_ann->references_memory instead of counting
1898 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
1900 * cse.c (fold_rtx): Use validate_unshare_change() instead of
1901 validate_change() in one more case.
1903 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
1905 PR tree-optimization/32283
1906 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
1907 estimated_loop_iterations.
1908 (determine_use_iv_cost_condition): Decrease cost of expressions
1909 used in iv elimination.
1911 2007-09-08 Richard Guenther <rguenther@suse.de>
1913 * tree-cfg.c (verify_gimple_expr): Avoid building new
1914 pointer types, use TYPE_POINTER_TO if available instead.
1916 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
1919 PR rtl-optimization/26449
1920 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
1921 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
1923 (mulv16qi3): Implement as define_insn_and_split pattern instead of
1924 define_expand. Split insn in split1 pass.
1927 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
1929 PR tree-optimization/33301
1930 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
1933 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
1935 PR tree-optimization/32183
1936 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
1938 * tree-ssa-reassoc.c: Include cfgloop.h.
1939 (is_reassociable_op): Add a loop argument and return true only
1941 (linearize_expr): Updated.
1942 (should_break_up_subtract): Likewise.
1943 (linearize_expr_tree): Likewise.
1944 (init_reassoc): Call loop_optimizer_init with
1945 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
1946 with CDI_DOMINATORS.
1947 (fini_reassoc): Call loop_optimizer_finalize.
1949 2007-09-07 Sterling Augustine <sterling@tensilica.com>
1951 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
1952 if there is no i-cache.
1954 2007-09-07 Richard Guenther <rguenther@suse.de>
1957 2007-09-06 Richard Guenther <rguenther@suse.de>
1959 PR tree-optimization/32586
1960 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
1961 folding if nothing changed.
1962 (simplify_unary_expression): New function. Do tree combining
1963 on conversion like codes.
1964 (try_to_simplify): Call it.
1966 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1969 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
1970 (__gthread_active,__gthread_start, __gthread_active_init): New.
1971 * gthr-posix95.h: Likewise.
1973 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
1975 * function.h (struct function): Rename calls_unwind_init
1976 to saves_all_registers.
1977 (current_function_saves_all_registers): Renamed from
1978 current_function_calls_unwind_init.
1979 * reload1.c (reload): Set current_function_saves_all_registers.
1980 * except.c (expand_builtin_unwind_init): Likewise.
1981 * config/m68k/m68k.c (m68k_save_reg): Use
1982 current_function_saves_all_registers to save pic register.
1984 2007-09-07 Janis Johnson <janis187@us.ibm.com>
1986 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
1987 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
1989 Reapply reverted changes:
1991 2007-09-06 Jan Hubicka <jh@suse.cz>
1993 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call of
1996 2007-09-06 Richard Sandiford <richard@codesourcery.com>
1998 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
1999 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
2001 2007-09-05 Janis Johnson <janis187@us.ibm.com>
2003 * optabs.c (expand_float): Convert unsigned integer as signed only
2004 if it provides sufficient accuracy; add mode argument to real_2expN.
2005 (expand_fix): Fix comment typos; extend binary float into mode
2006 wider than destination for converion to unsigned integer; add mode
2007 argument to real_2expN.
2008 * real.c (real_2expN): Add mode argument to special-case decimal
2010 * real.h (real_2expN): Ditto.
2011 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
2013 (fixed_from_string): Ditto.
2014 (fixed_to_decimal): Ditto.
2015 (fixed_convert_from_real): Ditto.
2016 (real_convert_from_fixed): Ditto.
2017 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
2018 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
2019 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
2020 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
2022 2007-09-07 Diego Novillo <dnovillo@google.com>
2024 * tree-flow.h (const_block_stmt_iterator): Remove.
2025 Update all users to use block_stmt_iterator.
2026 * tree-iterator.h (const_tree_stmt_iterator): Remove.
2027 Update all users to use tree_stmt_iterator.
2029 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
2031 * config/mips/mips.c (mips_set_current_function): Temporarily
2032 make this a no-op to fix bootstrap errors, pending rewrite.
2034 2007-09-07 Jan Hubicka <jh@suse.cz>
2036 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
2039 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
2041 PR tree-optimization/33299
2042 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
2043 uses for all relevant loop-exit phis, not just the first.
2045 2007-09-07 Richard Guenther <rguenther@suse.de>
2048 * tree-ssa-operands.c (access_can_touch_variable): An access
2049 of the form (*p)[0] can touch a variable of same size.
2051 2007-09-07 Jan Hubicka <jh@suse.cz>
2053 * passes.c (init_optimization_passes): Add simple dce and addressable
2055 * tree-ssa.c (execute_update_addresses_taken): New function.
2056 (pass_update_address_taken): New.
2057 * tree-ssa-dse.c (execute_simple_dse): New function.
2058 (pass_simple_dse): New.
2059 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
2061 2007-09-07 Tobias Burnus <burnus@net-b.de>
2064 * doc/invoke.texi: Fix -Wstrict-overflow= table.
2066 2007-09-07 Richard Guenther <rguenther@suse.de>
2069 2007-09-06 Richard Guenther <rguenther@suse.de>
2071 PR tree-optimization/32586
2072 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
2073 folding if nothing changed.
2074 (simplify_unary_expression): New function. Do tree combining
2075 on conversion like codes.
2076 (try_to_simplify): Call it.
2078 2007-09-07 Richard Guenther <rguenther@suse.de>
2079 Uros Bizjak <ubizjak@gmail.com>
2081 PR tree-optimization/32821
2082 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
2083 NULL in the call to set_bb_stmt_list.
2085 2007-09-07 Richard Sandiford <richard@codesourcery.com>
2087 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
2088 float calls here, rather than leaving some to the caller.
2089 Use call_internal_direct and call_value_internal_direct.
2090 * config/mips/mips.md (call_internal_direct): New pattern.
2091 (call_value_internal_direct): Likewise.
2093 2007-09-07 Richard Sandiford <richard@codesourcery.com>
2095 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
2096 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
2098 (override_options): Set mips_base_move_loop_invariants.
2100 2007-09-07 Richard Sandiford <richard@codesourcery.com>
2102 * config/mips/mips.opt (mcode-readable=): Move to keep list
2105 2007-09-07 Richard Sandiford <richard@codesourcery.com>
2107 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
2108 and -mgpopt options. Adjust the -G documentation to match.
2109 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
2110 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
2111 function, split out from mips_classify_symbol. Return false for
2112 !TARGET_LOCAL_SDATA.
2113 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
2114 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
2115 (override_options): Check whether the -mgpopt setting is consistent
2116 with the other flags.
2117 (symbolic_expression_p): Delete.
2118 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
2119 and default_elf_select_rtx_section.
2120 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
2121 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
2122 external data and TARGET_EXTERN_SDATA.
2124 2007-09-07 Tobias Burnus <burnus@net-b.de>
2127 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
2129 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2131 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
2132 FOR_BB_INSNS_SAFE instead of for loop.
2133 * cse.c (cse_extended_basic_block): Likewise.
2134 * postreload.c (reload_cse_regs_1): New variable next. Make sure
2135 that the for loop does not invoke NEXT_INSN on a deleted insn.
2136 * function.c (instantiate_virtual_regs): Likewise.
2137 * lower-subreg.c (remove_retval_note): Likewise.
2138 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
2140 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
2142 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
2143 insn, if it's a jump.
2144 (try_redirect_by_replacing_jump): New variable jump_p. Call
2145 tablejump_p before delete_insn_chain.
2146 * reload1.c (reload): New variable next. Make sure that the for
2147 loop does not invoke NEXT_INSN on a deleted insn.
2148 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
2149 (delete_output_reload): New variable prev. Make sure the the for
2150 loops do not invoke PREV_INSN on a deleted insn.
2152 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
2154 * cgraphbuild.c (rebuild_cgraph_edges): Export.
2155 * cgraph.h (rebuild_cgraph_edges): Declare.
2156 * tree-pass.h (pass_expand_omp_ssa): New.
2157 * omp-low.c (find_omp_clause): Export.
2158 (copy_var_decl): Split from omp_copy_decl_2.
2159 (build_omp_barrier): Return the call to emit instead of emitting
2161 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
2163 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
2164 expand_omp_for_generic, expand_omp_for_static_nochunk,
2165 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
2166 Adapted to work on SSA form.
2167 (execute_expand_omp): Do not invalidate dominance information.
2168 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
2169 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
2170 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
2172 (force_gimple_operand): Allow gimplifying code expressions without
2174 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
2175 * common.opt (fopenmp-ssa): New.
2176 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
2177 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
2178 * tree-cfg.c: Include tree-inline.h.
2179 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
2180 (replace_by_duplicate_decl, replace_ssa_name,
2181 mark_virtual_ops_in_region): New functions.
2182 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
2183 to work on SSA form.
2184 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
2185 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
2188 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2190 * tree-loop-linear.c: Include obstack.h.
2191 (linear_transform_loops): New obstack lambda_obstack.
2192 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
2193 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
2194 and free afterwards.
2195 * lambda.h (struct obstack): New forward declaration.
2196 (lambda_linear_expression_new): New parameter of type struct
2198 (lambda_loopnest_new): Likewise.
2199 (lambda_loopnest_transform): Likewise.
2200 (lambda_body_vector_new): Likewise.
2201 (lambda_body_vector_compute_new): Likewise.
2202 (gcc_loopnest_to_lambda_loopnest): Likewise.
2203 (lambda_loopnest_to_gcc_loopnest): Likewise.
2204 * lambda-code.c: Include obstack.h.
2205 (lambda_lattice_new): New parameter lambda_obstack. Use it for
2207 (lambda_body_vector_new): Likewise.
2208 (lambda_linear_expression_new): Likewise.
2209 (lambda_lattice_new): Likewise.
2210 (lambda_loopnest_new): Likewise. Additionally use obstack to
2211 allocate LN_LOOPS(ret).
2212 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
2213 it to lambda_lattice_new.
2214 (lambda_body_vector_compute_new): New parameter lambda_obstack.
2215 Pass it to lambda_body_vector_new.
2216 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
2217 it to lambda_lattice_new.
2218 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
2219 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
2220 (lambda_compute_target_space): Likewise.
2221 (lambda_compute_auxillary_space): New parameter lambda_obstack.
2222 Pass it to lambda_lattice_compute_base and
2223 compute_nest_using_fourieer_motzkin.
2224 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
2225 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
2226 and lambda_lattice_compute_target_space.
2227 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
2228 Pass it to lambda_linear_expression_new.
2229 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
2230 to gcc_tree_to_linear_expression.
2231 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
2232 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
2233 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
2234 Pass it to lambda_body_vector_new and
2235 lambda_body_vector_compute_new.
2236 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
2237 (lambda-code.o): Likewise.
2239 2007-09-06 Chao-ying Fu <fu@mips.com>
2241 * ginclude/stdfix.h: New file.
2242 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
2243 (convert.o): Add dependence on fixed-value.h.
2244 * c-convert.c (convert): Support FIXED_POINT_TYPE.
2245 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
2246 to define fixed-point constants.
2247 (c_cpp_builtins): Define fixed-point constants.
2248 * convert.c (fixed-value.h): New include.
2249 (convert_to_real): Update comment to include fixed-point.
2250 Support FIXED_POINT_TYPE.
2251 (convert_to_integer): Update comment to include fixed-point.
2252 Support FIXED_POINT_TYPE.
2253 (convert_to_complex): Support FIXED_POINT_TYPE.
2254 (convert_to_fixed): New function.
2255 * convert.h (convert_to_fixed): Declare.
2256 * genopinit.c: Add comment about $Q for only fixed-point modes.
2257 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
2258 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
2259 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
2260 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
2261 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
2262 usneg_optab for fixed-point modes.
2263 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
2265 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
2266 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
2267 unsigned saturation optabs, when type is saturating.
2268 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
2269 (expand_fixed_convert): New function.
2270 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
2271 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
2272 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
2273 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
2274 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
2275 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
2277 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
2278 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
2279 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
2280 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
2281 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
2283 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
2284 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
2285 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
2286 fractuns, satfractuns.
2287 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
2288 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
2289 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
2290 OTI_ssmsub_widen, OTI_usmsub_widen.
2291 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
2292 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
2293 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
2294 umsub_widen_optab, usmsub_widen_optab): Define.
2295 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
2297 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
2299 (expand_fixed_convert): Declare.
2300 * expr.c (convert_move): Support the move of fixed-point modes.
2301 (emit_move_insn_1): Handle fixed-point mode to move via integer.
2302 (categorize_ctor_elements_1): Handle FIXED_CST.
2303 (count_type_elements): Handle FIXED_POINT_TYPE.
2304 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
2305 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2307 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
2308 multiply and add/subtract for fixed-point types.
2309 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
2310 mode, we jump to binop directly.
2311 Support FIXED_CONVERT_EXPR.
2312 (do_store_flag): Check FIXED_CST to put a constant second.
2313 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
2314 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2315 (const_vector_from_tree): Support FIXED_CST.
2316 * doc/extend.texi (Fixed-Point): New node.
2317 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
2318 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
2319 satfract, fractuns, satfractuns): Document them.
2321 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
2323 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
2324 addresses into I registers.
2326 2007-09-06 Jan Hubicka <jh@suse.cz>
2327 Andreas Tobler <a.tobler@schweiz.org>
2329 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
2331 (machopic_legitimize_pic_address): Likewise.
2333 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
2334 Jan Hubicka <jh@suse.cz>
2336 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
2337 instead of ufloat_optab->handlers directly.
2338 (floatdidf2): Likewise.
2340 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
2342 * config/mips/mips.c: Include diagnostic.h.
2343 (mips_set_current_function): Check errorcount and sorrycount
2344 before generating RTL.
2346 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2349 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
2350 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
2351 (print_operand_reloc): Likewise.
2353 2007-09-06 Janis Johnson <janis187@us.ibm.com>
2357 2007-09-06 Jan Hubicka <jh@suse.cz>
2359 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
2362 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2364 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
2365 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
2367 2007-09-05 Janis Johnson <janis187@us.ibm.com>
2369 * optabs.c (expand_float): Convert unsigned integer as signed only
2370 if it provides sufficient accuracy; add mode argument to real_2expN.
2371 (expand_fix): Fix comment typos; extend binary float into mode
2372 wider than destination for converion to unsigned integer; add mode
2373 argument to real_2expN.
2374 * real.c (real_2expN): Add mode argument to special-case decimal
2376 * real.h (real_2expN): Ditto.
2377 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
2379 (fixed_from_string): Ditto.
2380 (fixed_to_decimal): Ditto.
2381 (fixed_convert_from_real): Ditto.
2382 (real_convert_from_fixed): Ditto.
2383 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
2384 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
2385 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
2386 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
2388 2007-09-06 Tom Tromey <tromey@redhat.com>
2390 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
2391 * c-pch.c (c_common_read_pch): Restore current location after
2393 * tree.c (expand_location): Update.
2394 (expr_filename): Changed return type. Unified the two cases.
2395 (expr_lineno): Likewise.
2396 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
2398 * toplev.c (line_table): Changed type.
2399 (general_init): Update.
2400 (realloc_for_line_map): New function.
2401 (general_init): Allocate line_table using GC.
2402 * fix-header.c (line_table): Changed type.
2403 (read_scan_file): Update.
2404 (read_scan_file): Update.
2405 * c-ppoutput.c (maybe_print_line): Update.
2406 (print_line): Update.
2407 (cb_line_change): Update.
2408 (cb_define): Update.
2409 (pp_file_change): Update.
2410 * c-opts.c (c_common_init_options): Update.
2411 (finish_options): Update.
2412 (push_command_line_include): Update.
2413 * c-lex.c (cb_line_change): Update.
2414 (cb_def_pragma): Update.
2415 (cb_define): Update.
2417 (c_lex_with_flags): Use cpp_get_token_with_location.
2418 * input.h (line_table): Changed type.
2419 (location_from_locus): New macro.
2420 * tree.h (EXPR_FILENAME): No longer an lvalue.
2421 (EXPR_LINENO): Likewise.
2422 (expr_locus, set_expr_locus): Declare separately for
2423 USE_MAPPED_LOCATION.
2424 (expr_filename, expr_lineno): Changed return type.
2425 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
2426 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
2427 (expand_gimple_basic_block): Likewise.
2428 * final.c (final_scan_insn): Use expanded_location.
2430 2007-09-06 Richard Guenther <rguenther@suse.de>
2432 PR tree-optimization/32586
2433 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
2434 folding if nothing changed.
2435 (simplify_unary_expression): New function. Do tree combining
2436 on conversion like codes.
2437 (try_to_simplify): Call it.
2438 * builtins.c (fold_builtin_cexp): Fold the built expressions.
2439 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
2441 2007-09-06 Jan Hubicka <jh@suse.cz>
2444 * cse.c (fold_rtx): Avoid invalid sharing.
2446 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2448 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
2449 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
2451 2007-09-06 Revital Eres <eres@il.ibm.com>
2453 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
2454 Fix offsettable memory reference for 750CL.
2456 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
2458 * reload.c (find_reloads_address_1): Try to preserve original
2459 base/index regclass of operands.
2460 * regrename.c (scan_rtx_address): Likewise.
2461 (replace_oldest_value_addr): Likewise.
2463 2007-09-06 Richard Guenther <rguenther@suse.de>
2465 PR tree-optimization/33302
2466 * domwalk.c (walk_dominator_tree): The exit block is
2467 interesting even if it is not reachable.
2469 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2472 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
2474 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
2476 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
2479 2007-09-05 Ian Lance Taylor <iant@google.com>
2481 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
2483 (dump_generic_node): Likewise.
2484 * print-rtl.c (print_decl_name): Likewise.
2485 * print-tree.c (print_node_brief): Likewise.
2486 (print_node): Likewise.
2487 * Makefile.in (RTL_BASE_H): Add alias.h.
2490 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
2492 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
2494 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
2495 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
2497 2007-09-06 Jie Zhang <jie.zhang@analog.com>
2499 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
2500 (tm_defines): Define UCLIBC_DEFAULT to 1.
2501 (extra_options): Add linux.opt.
2502 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
2503 (CRT_CALL_STATIC_FUNCTION): Likewise.
2504 (NO_IMPLICIT_EXTERN_C): Likewise.
2505 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
2506 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
2507 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
2508 (ENDFILE_SPEC): Don't define.
2509 (LIB_SPEC): Likewise.
2510 (CRT_CALL_STATIC_FUNCTION): Likewise.
2511 (NO_IMPLICIT_EXTERN_C): Likewise.
2512 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
2513 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
2515 2007-09-06 Jan Hubicka <jh@suse.cz>
2517 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
2520 2007-09-06 Jan Hubicka <jh@suse.cz>
2522 * opts.c (common_handle_option): Enable inlining functions for
2525 2007-09-06 Jakub Jelinek <jakub@redhat.com>
2527 * builtin-attrs.def (ATTR_NONNULL_3): New.
2528 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
2529 ATTR_NOTHROW_NONNULL_##FA.
2530 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
2531 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
2532 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
2533 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
2534 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
2535 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
2536 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
2538 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
2539 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
2540 ATTR_FORMAT_NOTHROW_3_4): Remove.
2541 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
2542 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
2543 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
2544 instead of ATTR_FORMAT_*_*.
2546 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
2548 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
2549 parts re-used for REG_FRAME_RELATED_EXPR.
2551 2007-09-05 Janis Johnson <janis187@us.ibm.com>
2553 * optabs.c (expand_float): Convert unsigned integer as signed only
2554 if it provides sufficient accuracy; add mode argument to real_2expN.
2555 (expand_fix): Fix comment typos; extend binary float into mode
2556 wider than destination for converion to unsigned integer; add mode
2557 argument to real_2expN.
2558 * real.c (real_2expN): Add mode argument to special-case decimal
2560 * real.h (real_2expN): Ditto.
2561 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
2563 (fixed_from_string): Ditto.
2564 (fixed_to_decimal): Ditto.
2565 (fixed_convert_from_real): Ditto.
2566 (real_convert_from_fixed): Ditto.
2567 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
2568 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
2569 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
2570 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
2572 2007-09-05 Ian Lance Taylor <iant@google.com>
2574 * init-regs.c (initialize_uninitialized_regs): Call
2575 emit_insn_before rather than add_insn_before.
2577 2007-09-05 Jakub Jelinek <jakub@redhat.com>
2579 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
2580 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
2581 * tree-inline.h (copy_body_data): Add call_expr field.
2582 * tree-inline.c (expand_call_inline): Initialize call_expr.
2583 (copy_bb): Append anonymous inline fn arguments to arguments
2584 when inlining a CALL_EXPR_VA_ARG_PACK call.
2585 * builtins.c (expand_builtin): Issue an error if
2586 BUILT_IN_VA_ARG_PACK is seen during expand.
2587 (fold_call_expr, fold_builtin_call_array): Don't fold
2588 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
2589 __builtin_va_arg_pack () call as last argument.
2590 * gimplify.c (gimplify_call_expr): If last argument to a vararg
2591 function is __builtin_va_arg_pack (), decrease number of call
2592 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
2593 * expr.c (expand_expr_real_1): Issue an error if
2594 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
2595 * tree-pretty-print.c (dump_generic_node): Handle printing
2596 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
2597 * doc/extend.texi (__builtin_va_arg_pack): Document.
2599 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
2601 PR tree-optimization/21513
2602 * builtins.c (build_builtin_expect_predicate): New function.
2603 (fold_builtin_expect): Add argument for expected value.
2604 Distribute __builtin_expect over short-circuiting operations.
2605 Fold nested builtin_expects.
2606 (fold_builtin_2): Adjust call to fold_builtin_expect.
2608 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
2611 PR tree-optimization/13756
2612 * doc/invoke.texi (Options That Control Optimization): Document
2615 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
2617 * gcc/config/i386/cpuid.h: New file.
2618 * gcc/config/i386/driver-i386.c: Include cpuid.h.
2619 (describe_cache): Shrink size and line strings to 100 bytes.
2620 (detect_caches_amd): Return "" for unsupported max_ext_level.
2621 Use __cpuid function.
2622 (detect_caches_intel): Return "" for unsupported max_level.
2623 Use __cpuid function.
2624 (host_detect_local_cpu): Change feature flag variables to
2625 unsigned int. Initialize only extended feature flag variables.
2626 Use __get_cpuid_max to determine max supported cpuid level.
2627 Use __cpuid function to determine supported features. Fix
2628 calculation of family id. Remove is_amd and check signature
2629 directly. Check for Geode signature. Handle family 4 id.
2630 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
2631 cpu discovery code to lower part of the function.
2632 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
2633 for sub-architecture.
2634 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
2635 [PROCESSOR_K8]: Add k8-sse3 architecture.
2636 [PROCESSOR_NOCONA]: Remove.
2637 [PROCESSOR_GENERIC64]: Ditto.
2638 * gcc/config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
2639 * gcc/config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
2640 to check for SSE and FXSAVE support.
2641 * gcc/config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
2642 Add -minline-all-stringops.
2643 * gcc/config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
2644 (x86_64-*-*): Ditto.
2646 2007-09-05 Jie Zhang <jie.zhang@analog.com>
2648 * config/bfin/linux-unwind.h: New file.
2649 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
2650 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
2652 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2654 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
2655 * stmt.c: Include alloc-pool.h.
2656 (struct case_node): Remove GTY marker.
2657 (add_case_node): New parameter case_node_pool. Use it for
2659 (expand_case): New allocation pool case_node_pool. Initialize it,
2660 pass to add_case_node and free it.
2662 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
2663 David Ung <davidu@mips.com>
2664 Nigel Stephens <nigel@mips.com>
2666 Add mips16/nomips16 function attributes and -mflip-mips16 option
2667 for testing mixed-mode compilation.
2669 * config/mips/mips.opt (mflip-mips16): New.
2671 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
2672 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
2674 * config/mips/mips.c (mips_base_target_flags): New.
2675 (mips_base_mips16): New.
2676 (mips_base_schedule_insns): New.
2677 (mips_base_reorder_blocks_and_partition): New.
2678 (mips_base_align_loops): New.
2679 (mips_base_align_jumps): New.
2680 (mips_base_align_functions): New.
2681 (mips16_flipper): New.
2682 (mips_attribute_table): Add "mips16" and "nomips16" entries.
2683 (TARGET_SET_CURRENT_FUNCTION): Define.
2684 (mips_mips16_type_p, mips_nomips16_type_p): New.
2685 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
2686 (mips_function_ok_for_sibcall): Make it deal with functions with
2688 (mips_init_split_addresses): New, split out from override_options.
2689 (mips_init_relocs): New, split out from override_options.
2690 (was_mips16_p): New.
2691 (mips_set_mips16_mode): New, split out from override_options.
2692 (mips_set_current_function): New.
2693 (override_options): Add sorry for unsupported mips16/pic
2694 combination. Remove error for mips16/dsp combination. Save
2695 base option settings.
2696 (mips_file_start): Move mips16 mode setting output from here....
2697 (mips_output_function_prologue): ....to here.
2698 (mips_output_mi_thunk): Check for mips16 function.
2699 (build_mips16_function_stub): Don't set .mips16 here.
2700 (build_mips16_call_stub): Likewise.
2701 (mips_expand_builtin): Error in mips16 mode.
2702 (mips_use_mips16_mode_p): New.
2703 (mips_encode_section_info): Check for mips16 function, and set
2704 SYMBOL_REF_FLAGS accordingly.
2706 * doc/extend.texi (Function Attributes): Document new
2707 mips16/nomips16 attributes.
2708 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
2709 (MIPS Options): Document -mflip-mips16.
2711 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
2713 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
2714 if we encounter TLS address in MIPS16 mode.
2715 (mips_legitimize_const_move): Check cannot_force_const_mem for
2716 the (const (plus symbol offset)) case; this forces invalid TLS
2717 address in MIPS16 mode to be caught by the above call to sorry.
2718 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
2719 because that now enables emutls, which is not ABI compatible
2720 with native TLS in non-MIPS16 mode.
2722 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
2724 Add target hook invoked when cfun changes.
2726 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
2727 * target.h (struct gcc_target): Add set_current_function.
2728 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
2729 (TARGET_INITIALIZER): Add initializer for set_current_function.
2730 * tree.h (push_struct_function): New.
2731 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
2733 (set_cfun): Declare.
2734 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
2736 (push_function_context_to): Use allocate_struct_function
2737 to create null context, not init_dummy_function_start. Use set_cfun.
2738 (pop_function_context_from): Use set_cfun.
2739 (in_dummy_function): New.
2740 (invoke_set_current_function_hook): New.
2742 (push_cfun, pop_cfun): Use set_cfun.
2743 (push_struct_function): New.
2744 (allocate_struct_function): Call invoke_set_current_function_hook
2746 (prepare_function_start): Don't set cfun here. Remove unused
2747 argument; fix all callers.
2748 (init_dummy_function_start): Fiddle with in_dummy_function. Call
2749 push_struct_function.
2750 (init_function_start): Set cfun here.
2751 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
2752 * omp-low.c (create_omp_child_function): Use push_struct_function
2753 and pop_cfun to save/restore state.
2754 (expand_omp_parallel): Remove unused saved_cfun variable.
2755 * cgraphunit.c (ipa_passes): Use set_cfun.
2756 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
2757 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
2758 * matrix-reorg.c (transform_allocation_sites): Likewise.
2759 (matrix_reorg): Use set_cfun.
2760 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
2761 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
2762 assignment to cfun; use set_cfun for the other.
2763 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
2764 (dump_function_to_file): Use push_cfun/pop_cfun here.
2765 * c-decl.c (finish_function): Use set_cfun.
2767 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
2769 * regrename.c (rerename_optimize): Use deferred rescanning and
2770 insert explicit calls to rescan insns when changed.
2772 2007-09-05 Jan Hubicka <jh@suse.cz>
2774 * optabs.c (libfunc_entry): Change optab to integer.
2775 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
2776 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
2777 of pointers for hashing.
2779 2007-09-05 Jan Hubicka <jh@suse.cz>
2781 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
2783 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
2784 * see.c (pass_see): Likewise.
2785 * tracer.c (pass_tracer): Likewise.
2786 * postreload-gcse.c (pass_gcse2): Likewise.
2787 * postreload.c (pass_postreload_cse): Likewise.
2788 * mode-switching.c (pass_mode_switching): Likewise.
2789 * modulo-sched.c (pass_sms): Likewise.
2790 * cse.c (cse_insn): Likewise.
2791 * web.c (pass_web): Likweise.
2792 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
2793 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
2794 * loop-init.c (pass_rtl_loop_init): Likewise.
2795 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
2796 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
2797 * global.c (pass_global_alloc): Likewise.
2798 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
2799 pass_if_after_reload): Likewise.
2800 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
2801 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
2802 * regmove.c (pass_regmove): Likewise.
2803 * function.c (pass_thread_prologugues_epilogues): Likewise.
2804 * gcse.c (pass_gcse): Likewise.
2805 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
2806 * lower-subreg.c (pass_lower_subreg2): Likewise.
2807 * bt-load.c (pass_branch_target_load): Likewise.
2808 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
2809 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
2810 * combine.c (pass_combine): Likewise.
2811 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
2812 (pass_partition_blocks): Likewise.
2813 * var-tracking.c (pass_variable_track): Likewise.
2814 * reg-stack.c (pass_stack_regs_run): Likewise.
2815 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
2816 * passes.c (pass_postreload): Likewise.
2817 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
2818 * tree-pass.h (TODO_verify_rtl_sharing): New.
2819 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
2820 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
2821 TODO_set_props, TODO_df_finish, TODO_df_verify,
2822 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
2824 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2826 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
2827 fold_real_zero_addition_p, reorder_operands_p,
2828 div_if_zero_remainder, fold_undefer_overflow_warnings,
2829 int_binop_types_match_p, fold_convert_const_int_from_int,
2830 fold_convert_const_int_from_real,
2831 fold_convert_const_int_from_fixed,
2832 fold_convert_const_real_from_real,
2833 fold_convert_const_real_from_fixed,
2834 fold_convert_const_fixed_from_fixed,
2835 fold_convert_const_fixed_from_int,
2836 fold_convert_const_fixed_from_real, maybe_lvalue_p,
2837 fold_checksum_tree, fold_check_failed, print_fold_checksum,
2838 debug_fold_checksum, multiple_of_p): Constify.
2839 * tree-flow-inline.h (get_lineno): Likewise.
2840 * tree-flow.h (get_lineno): Likewise.
2841 * tree-object-size.c (compute_object_offset, addr_object_size,
2842 alloc_object_size, pass_through_call): Likewise.
2843 * tree-pretty-print.c (op_symbol, print_call_name,
2844 print_struct_decl, do_niy): Likewise.
2845 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
2846 debug_fold_checksum): Likewise.
2848 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
2851 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
2852 note, remove the associated REG_RETVAL note.
2854 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
2856 * config.gcc (powerpc*-*-*): Install
2857 spu2vmx.h, vec_types.h, and si2vmx.h headers.
2858 * config/rs6000/spu2vmx.h: New header.
2859 * config/rs6000/si2vmx.h: New header.
2860 * config/rs6000/vec_types.h: New header.
2862 2007-09-05 Ben Elliston <bje@au.ibm.com>
2864 * varasm.c (initializer_constant_valid_p): Fix comment typo.
2866 2007-09-05 Ben Elliston <bje@au.ibm.com>
2868 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
2870 (__stdcx): Make asm volatile.
2871 (__stwcx, __stdcx): Return only 0 or 1.
2873 2007-09-05 Jan Hubicka <jh@suse.cz>
2877 2007-09-04 Jan Hubicka <jh@suse.cz>
2878 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
2880 2007-09-04 Richard Guenther <rguenther@suse.de>
2881 * tree-ssa-operands.c (add_virtual_operand): Only mark
2882 stores as has_volatile_ops if alias information is not available.
2884 2007-09-05 Jakub Jelinek <jakub@redhat.com>
2886 * config/rs6000/tramp.asm: Include config.h.
2887 Check __PIC__ or __pic__ macro instead of SHARED.
2889 PR rtl-optimization/32300
2890 * see.c (see_copy_insn): New function.
2891 (see_def_extension_not_merged, see_merge_one_use_extension,
2892 see_merge_one_def_extension): Use it. Avoid changing
2893 PREV_INSN/NEXT_INSN chains directly, insted emit insns
2894 into sequences. Call df_insn_delete on temporary insns
2895 that won't be emitted into the insn stream.
2896 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
2897 and run df_process_deferred_rescans () before run_fast_dce.
2899 PR tree-optimization/33017
2900 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
2901 recurse for pure or const function calls.
2903 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2905 * c-format.c: Include alloc-pool.h.
2906 (check_format_info_main): New argument fwt_alloc. Use allocation
2907 pool instead of GC. Remove GC deallocation code.
2908 (check_format_arg): Create allocation pool, pass it to
2909 check_format_info_main and free it afterwards.
2910 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
2912 2007-09-05 Ben Elliston <bje@au.ibm.com>
2914 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
2915 Rename count macro arugment for clarity.
2916 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
2917 (__protected_stream_set): Likewise, pass 0.
2919 2007-09-04 Jan Hubicka <jh@suse.cz>
2921 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
2923 2007-09-04 Jan Hubicka <jh@suse.cz>
2925 * invoke.texi (-finline-small-functions): Document.
2926 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
2927 when deciding what is inlinable.
2928 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
2929 (cgraph_decide_inlining_of_small_function): Handle new flags.
2930 (cgraph_decide_inlining_incrementally): Likewise.
2931 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
2932 * common.opt (finline-small-functions): New.
2933 * Makefile.in (build/gengtype.o-warn): Work around PR29478
2935 2007-09-04 Richard Guenther <rguenther@suse.de>
2937 * tree-ssa-operands.c (add_virtual_operand): Only mark
2938 stores as has_volatile_ops if alias information is not available.
2940 2007-09-04 Andrew Haley <aph@redhat.com>
2942 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
2944 2007-09-04 Andrew Haley <aph@redhat.com>
2946 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
2947 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
2948 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
2950 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
2953 * common.opt: Mention ABI version 2 in comment.
2955 2007-09-04 Jan Hubicka <jh@suse.cz>
2957 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
2958 (libfunc_entry): New structure.
2959 (libfunc_hash): New hashtable.
2960 (hash_libfunc): New function.
2961 (eq_libfunc): New function.
2962 (convert_optab_libfunc): New function.
2963 (optab_libfunc): New function.
2964 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
2965 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
2966 expand_float, expand_fix, new_optab, new_convert_optab):
2967 Update for new libfunc API.
2968 (init_libfunc, init_integral_libfuncs,
2969 init_floating_libfuncs, init_interclass_conv_libfuncs
2970 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
2971 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
2972 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
2973 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
2974 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
2975 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
2976 gen_extend_conv_libfunc): New.
2977 (init_one_libfunc): Revamp for hashtables.
2978 (set_conv_libfunc): Likewise.
2979 (init_optabs): Initialize hashtable; use lazy initialization where
2981 * optabs.h (optab_handlers): Move out of GGC.
2982 (optab, convert_optab): Move out of GGC; add lazy gen info.
2983 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
2984 (optab_libfunc, convert_optab_libfunc): New.
2985 * builtins.c (expand_builtin_powi): Update for new API.
2986 * expr.c (convert_move): Likewise.
2987 * expmed.c (expand_divmod): Likewise.
2989 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
2991 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
2992 GOT pointer only if there is a constant pool. Use the allocated space
2995 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
2997 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
3000 2007-09-04 Revital Eres <eres@il.ibm.com>
3001 Richard Guenther <rguenther@suse.de>
3002 R. Clint Whaley <whaley@cs.utsa.edu>
3004 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
3006 * tree-tailcall.c (process_assignment): Use -fassociative-math
3007 when reodering operands of floating-point type.
3008 * fold-const.c (fold_comparison, fold_binary): Use
3009 -fassociative-math and -freciprocal-math instead of
3010 -funsafe-math-optimization flag.
3011 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
3012 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
3013 -freciprocal-math instead of -funsafe-math-optimizations.
3014 * opts.c (set_fast_math_flags): Set -freciprocal-math and
3015 -fassociative-math when -ffast-math is set.
3016 (set_unsafe_math_optimizations_flags): New Function
3017 to set -freciprocal-math and -fassociative-math when
3018 -funsafe-math-optimizations is set.
3019 (common_handle_option): Call it.
3020 * tree-vectorizer.c (vect_is_simple_reduction): Use
3021 -fassociative-math when doing reduction on floats.
3022 * loop-unroll.c (analyze_insn_to_expand_var): Use
3023 -fassociative-math when expanding an accumulator of type float.
3024 * simplify-rtx.c (simplify_binary_operation_1): Use
3025 -fassociative-math and -freciprocal-math when reordeing operands
3026 of floating-point type.
3027 * combine.c (combine_simplify_rtx): Likewise.
3028 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
3030 * common.opt (-fassociative-math, -freciprocal-math): New flags.
3032 2007-09-04 Paolo Carlini <pcarlini@suse.de>
3035 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
3037 2007-09-04 Jan Hubicka <jh@suse.cz>
3039 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
3041 2007-09-04 Jan Hubicka <jh@suse.cz>
3043 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
3044 and corresponding MATCH_DUP.
3046 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
3049 * combine.c (subst): Do not try to simplify X if it represents load
3050 of FP constant from the constant pool via float extension.
3052 2007-09-04 Ben Elliston <bje@au.ibm.com>
3054 * c-opts.c: Include "tm_p.h".
3055 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
3057 2007-09-04 Richard Guenther <rguenther@suse.de>
3059 PR tree-optimization/33291
3060 * tree-pretty-print.c (dump_generic_node): Dump all
3061 qualifiers for pointer types, not only first. Dump
3062 qualifiers for aggregate types as well.
3063 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
3064 use the canonical type for building ARRAY_REFs.
3065 * gimplify.c (canonicalize_addr_expr): Clean up. The
3066 correct validness check is compatibility of the pointer
3067 types. Always use the canonical type for building
3068 ARRAY_REFs and ADDR_EXPRs.
3069 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
3070 change that disabled propagation of ADDR_EXPRs into statements
3073 2007-09-03 Zack Weinberg <zack@codesourcery.com>
3075 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
3076 (umulsi3_highpart): Make into expanders; existing insns are
3077 now named *[insn]_nov6. Add stars to existing [insn]_v6
3078 counterparts' names.
3080 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
3082 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
3083 (unprotoize.o): Remove SHLIB_MULTILIB.
3085 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
3087 * doc/extend.texi: Document progmem attribute for AVR.
3089 2007-09-03 Anatoly Sokolov <aesok@post.ru>
3092 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
3094 2007-09-03 Zack Weinberg <zack@codesourcery.com>
3096 * optabs.c (expand_ffs): Initialize val and defined_at_zero
3099 * optabs.c: Remove unnecessary forward declarations.
3100 (expand_unop_direct): New, broken out of expand_unop.
3101 (expand_doubleword_clz): New.
3102 (expand_ctz): Move above expand_ffs. Use
3103 start_sequence, end_sequence, add_equal_note, and
3104 expand_unop_direct. Add more commentary.
3105 (expand_ffs): Try both ctz optab and expand_ctz.
3106 Generate a test and branch if the hardware doesn't give us
3107 a useful value for input zero. Style improvements similar to
3110 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
3112 2007-09-03 Zack Weinberg <zack@codesourcery.com>
3114 * config.gcc: Delete stanza for arm-semi-aof and
3115 armel-semi-aof targets.
3116 * config/arm/arm-protos.h
3118 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
3119 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
3120 delete aof_pic_label and remove mention of AOF in comments.
3121 * config/arm/arm.md: Delete patterns used only for AOF assembly.
3123 * config/arm/semiaof.h
3124 * config/arm/t-semi: Delete file.
3126 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3128 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
3129 CONST_CAST_BB): New macros for type-specific casts.
3130 (CONST_CAST): Add a TYPE parameter and define it in terms of
3133 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
3134 * c-lex.c (cb_ident, lex_string): Likewise,
3135 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
3136 * config/i386/i386.c (ix86_function_regparm,
3137 ix86_function_sseregparm): Use CONST_CAST_TREE.
3138 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
3140 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
3141 give_switch, set_multilib_dir): Likewise,
3142 * gengtype-parse.c (string_seq, typedef_name): Likewise,
3143 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
3144 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
3145 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
3146 * prefix.c (update_path): Likewise,
3147 * pretty-print.c (pp_base_destroy_prefix): Likewise,
3148 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
3149 * tree-cfg.c (tree_can_merge_blocks_p,
3150 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
3151 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
3152 * tree.c (build_string): Supply a TYPE for CONST_CAST.
3153 (attribute_list_contained): Use CONST_CAST_TREE.
3155 2007-09-03 Krister Walfridsson <cato@df.lth.se>
3157 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
3159 2007-09-03 Richard Sandiford <richard@codesourcery.com>
3162 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
3163 before forcing them into a register.
3165 2007-09-03 Richard Sandiford <richard@codesourcery.com>
3167 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
3168 rather than define_code_macro.
3170 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3172 * gcc.c (xputenv): New function.
3173 (putenv_from_prefixes): Use xputenv instead of putenv.
3174 (process_command): Use xputenv instead of putenv.
3175 (set_collect_gcc_options): Use xputenv instead of putenv.
3176 (main): Use xputenv instead of putenv.
3178 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
3180 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
3181 availability of swap instruction.
3182 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
3184 2007-09-03 Revital Eres <eres@il.ibm.com>
3186 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
3189 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
3190 Ayal Zaks <zaks@il.ibm.com>
3191 Revital Eres <eres@il.ibm.com>
3193 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
3194 compute_split_row): New functions.
3195 (ps_unschedule_node): Remove.
3196 (normalize_sched_times): Iterate over the already scheduled
3197 insns instead of the number of nodes.
3198 (MAX_SPLIT_NUM): New definition.
3199 (sms_schedule_by_order): Change the scheduling heuristic to
3200 avoid useless increases of initiation interval ii.
3201 (get_sched_window): Add dump printouts.
3203 2007-09-02 David Daney <ddaney@avtrex.com>
3205 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
3206 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
3207 (optab, insn): Add more attributes.
3208 (fetchop_bit): New code macro.
3209 (immediate_insn): New code macro attribute.
3210 (sync): Change condition to ISA_HAS_SYNC.
3211 (rdhwr): Change predicate for operand 0 to register_operand.
3212 (memory_barrier): New expand.
3213 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
3214 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
3215 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
3216 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
3217 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
3218 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
3219 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
3220 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
3221 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
3223 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
3224 Hans-Peter Nilsson <hp@axis.com>
3226 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
3227 Defined to describe availability and behavior of CLZ.
3228 * config/cris/cris.md (clzsi2): Implement using lz instruction.
3229 * config/cris/cris.opt: Tweak comment for "-metrax4".
3230 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
3231 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
3232 (count_leading_zeros): Define.
3234 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3236 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
3238 2007-09-02 Joseph Myers <joseph@codesourcery.com>
3241 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
3244 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
3246 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
3247 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
3248 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
3249 sched-deps.c, sched-int.h, system.h, target.h,
3250 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
3251 tree.def: Fix comment typos.
3253 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
3255 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
3256 (override_options): Turn on -mstrict-align on non-ColdFire
3258 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
3260 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3262 * c-common.c (const_strip_array_types): Delete.
3263 * c-common.h (const_strip_array_types): Likewise.
3264 * emit-rtl.c (const_next_insn, const_previous_insn,
3265 const_next_nonnote_insn, const_prev_nonnote_insn,
3266 const_next_real_insn, const_prev_real_insn,
3267 const_next_active_insn, const_prev_active_insn, const_next_label,
3268 const_prev_label): Delete.
3269 * gimple-low.c (block_may_fallthru): Use expr_last.
3270 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
3271 * rtl.h (const_previous_insn, const_next_insn,
3272 const_prev_nonnote_insn, const_next_nonnote_insn,
3273 const_prev_real_insn, const_next_real_insn,
3274 const_prev_active_insn, const_next_active_insn, const_prev_label,
3275 const_next_label): Delete.
3276 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
3277 * system.h (CONST_CAST): Update comment.
3278 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
3279 (const_first_stmt, const_last_stmt): Delete.
3280 (tree_block_ends_with_condjump_p): Use last_stmt.
3281 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
3282 * tree-iterator.c (const_expr_first, const_expr_last,
3283 const_expr_only): Delete.
3284 * tree.c (const_lookup_attribute): Likewise.
3285 (attribute_list_contained): Use lookup_attribute.
3286 * tree.h (const_lookup_attribute, const_expr_first,
3287 const_expr_last, const_expr_only): Delete.
3289 2007-09-01 Richard Guenther <rguenther@suse.de>
3291 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
3292 instead of TREE_THIS_VOLATILE.
3293 * tree-ssa-operands.c (add_virtual_operand): Do not set
3294 has_volatile_ops. Do not check s_ann for NULL.
3295 (get_indirect_ref_operands): Likewise.
3296 (get_expr_operands): Likewise. For all reference trees
3297 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
3298 check base of reference for TREE_THIS_VOLATILE.
3300 2007-09-01 Richard Guenther <rguenther@suse.de>
3302 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
3303 between integral types. Also allow conversions between
3306 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
3308 * optabs.c (prepare_float_lib_cmp): Use
3309 libgcc_cmp_return_mode instead of word_mode.
3310 * config/dfp-bit.h: Likewise.
3311 * config/fp-bit.h: Likewise.
3312 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
3314 (spu_libgcc_shift_count_mode): New function.
3315 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
3316 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
3318 2007-08-31 Joseph Myers <joseph@codesourcery.com>
3320 * tree-pretty-print.c: Include output.h.
3321 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
3322 HOST_WIDE_INT_PRINT_DEC.
3323 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
3325 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
3327 PR rtl-optimization/33224
3328 * loop-iv.c (latch_dominating_def): Check that the definition belongs
3329 to the analysed region.
3331 2007-08-31 Richard Guenther <rguenther@suse.de>
3333 * function.c (allocate_struct_function): Do not set
3334 current_function_returns_pointer.
3335 * function.h (struct var_refs_queue): Remove.
3336 (struct simple_obstack_stack): Likewise.
3337 (struct function): Remove fixup_var_refs_queue member.
3338 Remove returns_pointer flag.
3339 (current_function_returns_pointer): Remove define.
3341 2007-08-31 Nick Clifton <nickc@redhat.com>
3343 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
3344 secondary keys in order to obtain a stable sort.
3346 2007-08-31 Nick Clifton <nickc@redhat.com>
3349 * config/m32r/constraints.md: Add W constraint for integer zero.
3350 * config/m32r/m32r.md (get_pc): Use W and i constraints.
3351 Fix length calculation by using alternatives.
3353 2007-08-31 Richard Sandiford <richard@codesourcery.com>
3355 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
3356 split out from expand_binop.
3357 (avoid_expensive_constant): New function.
3358 (expand_binop_directly): Remove commutative_op argument and
3359 (expand_binop_directly): Remove commutative_op argument and
3360 call cummutative_optab_p instead. Do not change op0 or op1
3361 when swapping xop0 and xop1. Apply avoid_expensive_constant
3362 to each argument after potential swapping. Enforce the
3363 canonical order of commutative operands.
3364 (expand_binop): Use shift_optab_p and commutative_optab_p.
3365 Update the calls to expand_binop_directly. Only force constants
3366 into registers when widening an operation. Only swap operands
3367 once a direct expansion has been rejected.
3368 (expand_twoval_binop): Only force constants into registers when
3369 using a direct expansion.
3371 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
3373 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
3374 (sched_analyze_insn): Don't postprocess speculative dependencies when
3375 target has no scheduling.
3376 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
3377 'uninitialized' warning.
3379 2007-08-31 Richard Guenther <rguenther@suse.de>
3381 * tree.c (build_complex_type): Always set TYPE_NAME for
3384 2007-08-31 Olivier Hainque <hainque@adacore.com>
3386 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
3387 internal macro. Default alignment factor for csect directives, chosen
3388 to match what BIGGEST_ALIGNMENT allows.
3389 (DATA_SECTION_ASM_OP): Use it.
3390 * config/rs6000/rs6000.c
3391 (rs6000_xcoff_output_readonly_section_asm_op):
3392 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
3393 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
3395 2007-08-31 Olivier Hainque <hainque@adacore.com>
3397 * dbxout.c (dbxout_block): Move declaration within the first
3398 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
3399 block to include the definition, together with the associated
3402 2007-08-31 David Edelsohn <edelsohn@gnu.org>
3403 Revital Eres <eres@il.ibm.com>
3405 * doc/invoke.texi (-mpaired): Document flag.
3406 * config.gcc: Include paired.h in powerpc extra_headers and
3407 750cl.h in powerpc-*-linux*paired*.
3408 * config/rs6000/rs6000.opt (-mpaired): New flag.
3409 * config/rs6000/rs6000.c (paired_init_builtins,
3410 paired_expand_builtin, paired_expand_lv_builtin,
3411 paired_expand_stv_builtin, paired_expand_predicate_builtin):
3412 New functions to support the paired single builtin functions.
3413 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
3414 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
3416 (bdesc_paired_preds): New structure for paired predicate
3418 (rs6000_expand_builtin): Expand paired single builtins.
3419 (rs6000_init_builtins): Init paired single builtins.
3420 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
3421 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
3422 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
3423 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
3424 (rs6000_vector_mode_supported_p): Support paired vector mode.
3425 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
3426 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
3428 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
3429 (DATA_ALIGNMENT): Likewise.
3430 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
3431 (rs6000_builtins): Add PAIRED builtins.
3432 * config/rs6000/rs6000.md: Include paired.md.
3433 * config/rs6000/paired.h: New.
3434 * config/rs6000/paired.md: New.
3435 * config/rs6000/750cl.h: New.
3436 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
3438 2007-08-30 Ollie Wild <aaw@google.com>
3440 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
3441 * gcc.c (default_compilers): Add -fno-directives-only to
3442 @assembler-with-cpp.
3444 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
3448 * regclass.c (initial_fixed_regs): Revert previous change and make
3450 (initial_call_used_regs): Likewise.
3451 (initial_call_really_used_regs): Delete, reverting previous addition.
3452 (initial_reg_names): Likewise.
3453 (init_reg_sets): Revert previous change.
3454 (saved_fixed_regs): New.
3455 (saved_call_used_regs): New.
3456 (saved_call_really_used_regs): New.
3457 (saved_reg_names): New.
3458 (save_register_info): New.
3459 (restore_register_info): New.
3460 (init_reg_sets_1): Replace reset of register info with call to
3461 restore_register_info.
3462 * rtl.h (save_register_info): Declare.
3463 * toplev.c (backend_init): Call save_register_info.
3465 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3467 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
3468 from the original statement.
3470 2007-08-30 Chao-ying Fu <fu@mips.com>
3472 * c-lex.c (interpret_fixed): Declare.
3473 (interpret_float): Process _Fract and _Accum.
3474 (interpret_fixed): New function.
3475 * final.c (output_addr_const): Process CONST_FIXED.
3476 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
3477 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
3479 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
3481 (simplify_immed_subreg): Support CONST_FIXED.
3482 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
3483 (simplify_subreg): Support CONST_FIXED.
3485 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
3487 * config/rs6000/ppu_intrinsics.h: New file.
3488 * config.gcc (powerpc*-*-* <extra_headers>): Install
3491 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
3493 * cfg.c (dump_flow_info): Change to also print entry and exit
3495 * print-rtl.c (print_rtl_single): Allow to print rtl with
3498 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
3500 * df-core.h (df_dump_region): New function.
3501 * df.h (df_dump_region): New function.
3502 * loop-invariant.c (find_defs): Add call to df_dump_region.
3503 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
3506 2007-08-30 Jakub Jelinek <jakub@redhat.com>
3509 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
3510 true if any of the compare_section_name calls returned true,
3511 rather than if any returned false.
3513 2007-08-30 Richard Guenther <rguenther@suse.de>
3515 PR tree-optimization/33199
3516 * tree-ssa-structalias.c (handle_lhs_call): New function.
3517 (find_func_aliases): In non-IPA mode make sure that for
3518 calls that return a pointer we add a constraint for the
3519 result to point to anything.
3521 2007-08-30 Richard Guenther <rguenther@suse.de>
3523 * doc/invoke.texi (-mveclibabi): Document new target option.
3524 * config/i386/i386.opt (-mveclibabi): New target option.
3525 * config/i386/i386.c (ix86_veclib_handler): Handler for
3526 vectorization library support.
3527 (override_options): Handle the -mveclibabi option, initialize
3528 the vectorization library handler.
3529 (ix86_builtin_vectorized_function): As fallback call the
3530 vectorization library handler, if set.
3531 (ix86_veclibabi_acml): New static function for ACML ABI style
3532 vectorization support.
3534 2007-08-30 Jakub Jelinek <jakub@redhat.com>
3536 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
3537 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
3538 SImode and update m. Don't run gen_lowpart_common on arbitrary
3539 memory address, force it to register first.
3542 * dce.c (dce_process_block): Don't delete setters of
3543 artificially used registers.
3545 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3547 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
3548 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
3549 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
3551 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3553 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
3555 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
3556 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
3558 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3560 * system.h: Activate -Wcast-qual as warning-only.
3562 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
3565 * config/rs6000/rs6000.c (compare_section_name): New function.
3566 (rs6000_elf_in_small_data_p): Compare section prefixes instead
3569 2007-08-29 Olivier Hainque <hainque@adacore.com>
3571 * xcoffout.c: #include debug.h.
3572 * Makefile.in (xcoffout.o): Add debug.h dependency.
3574 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
3576 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
3577 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
3579 2007-08-29 Richard Guenther <rguenther@suse.de>
3581 * tree-pretty-print.c (dump_generic_node): Print
3582 label DECL_UID as D.%u.
3583 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
3585 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3587 * gcc/builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
3588 * gcc/builtins.def (BUILT_IN_REALLOC): New builtin.
3590 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
3593 * tree.c (build_type_attribute_qual_variant): Set canonical types
3594 on the final, unqualified attribute variant before building the
3597 2007-08-29 Jie Zhang <jie.zhang@analog.com>
3599 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
3600 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
3602 2007-08-29 Jie Zhang <jie.zhang@analog.com>
3605 2007-08-29 Jie Zhang <jie.zhang@analog.com>
3606 * config/bfin/bfin.md (composev2hi): Put operands into vector
3609 2007-08-29 Jie Zhang <jie.zhang@analog.com>
3611 * config/bfin/bfin.md (composev2hi): Put operands into vector
3614 2007-08-29 Jie Zhang <jie.zhang@analog.com>
3616 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
3617 attribute when appropriate.
3618 (bfin_handle_l1_text_attribute): New.
3619 (bfin_handle_l1_data_attribute): New.
3620 (bfin_attribute_table): Add attributes: l1_text, l1_data,
3621 l1_data_A and l1_data_B.
3622 * doc/extend.texi (node Function Attributes): Document l1_text
3624 (Variable Attributes): Add Blackfin subsection. Document l1_data,
3625 l1_data_A and l1_data_B variable attributes.
3627 2007-08-28 Jie Zhang <jie.zhang@analog.com>
3629 * config/bfin/bfin.opt (minline-plt): Add.
3630 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
3631 call to global functions.
3632 * doc/invoke.texi (Option Summary): Mention -minline-plt.
3633 (Blackfin Options): Document -minline-plt.
3635 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
3637 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
3638 given a non-function.
3639 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
3641 2007-08-28 DJ Delorie <dj@redhat.com>
3643 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
3645 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3647 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
3649 2007-08-28 Richard Guenther <rguenther@suse.de>
3651 * tree.h (struct tree_function_decl): Increase size of
3652 function_code bitfield.
3654 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
3655 Kazu Hirata <kazu@codesourcery.com>
3657 * gcc/config/m68k/linux.h
3658 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
3659 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
3660 (m68k_return_in_memory): New.
3661 * gcc/config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
3664 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
3667 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
3668 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
3669 operand) when top VEC_SELECT extracts scalar element.
3670 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
3671 (*vec_extract_v4sf_mem): Ditto.
3673 2007-08-28 Jakub Jelinek <jakub@redhat.com>
3676 * passes.c (init_optimization_passes): Move pass_df_finish
3677 after pass_postreload sublist.
3679 PR rtl-optimization/33148
3680 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
3681 (neg (lt X 0)) if X has scalar int mode.
3684 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
3685 initializer, use build_vector_from_ctor if possible to create
3686 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
3687 even after this, return NULL.
3689 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
3691 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
3693 2007-08-28 Richard Guenther <rguenther@suse.de>
3695 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
3696 (struct tree_function_decl): Make function_code a bitfield.
3697 Add disregard_inline_limits flag.
3698 * cgraphunit.c (cgraph_process_new_functions): Check
3699 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
3700 (cgraph_preserve_function_body_p): Likewise.
3701 * ipa-inline.c (compute_inline_parameters): Likewise.
3702 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
3703 for GNU C extern inline functions.
3704 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
3705 * tree-inline.c (disregard_inline_limits_p): Remove.
3706 * tree-inline.h (disregard_inline_limits_p): Likewise.
3707 * c-common.c (handle_always_inline_attribute): Set
3708 DECL_DISREGARD_INLINE_LIMITS.
3709 * langhooks.c (add_builtin_function): Verify the function code
3710 fits in the bitfield.
3712 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
3713 Vladimir Yanovsky <yanov@il.ibm.com>
3714 Revital Eres <eres@il.ibm.com>
3715 Andrey Belevantsev <abel@ispras.ru>
3717 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
3719 * modulo-sched.c: Add documentation regarding do-loop.
3720 (doloop_register_get): Change number of arguments to support
3721 the new do-loop pattern and check whether COUNT_REG has no other
3722 occurences in the loop besides in the control part.
3723 (duplicate_insns_of_cycles): Do not duplicate the insn which
3724 changes count_reg as it is already adjusted.
3725 (generate_prolog_epilog): New argument to support the new
3726 do-loop pattern. Change the subtract instruction to use
3727 expand_simple_binop. Call duplicate_insns_of_cycles with new
3729 (sms_schedule): Call doloop_register_get and
3730 generate_prolog_epilog with new argument. Do not handle loops
3731 with single sets insns with subreg in their lhs.
3732 * loop-doloop.c (doloop_optimize): Support for another do-loop
3734 (doloop_condition_get): Gets an instruction instead of a pattern
3735 and change the return condition when the do-loop pattern is
3737 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
3738 deps when considering to not create edges.
3740 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
3742 * doc/extend.texi (gnu_inline funtion attribute): Document C++
3745 2007-08-27 Jason Merrill <jason@redhat.com>
3748 * gimplify.c (gimplify_modify_expr): Discard the assignment of
3749 zero-sized types after calling gimplify_modify_expr_rhs.
3751 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
3753 * regclass.c (init_reg_autoinc): Fix typo.
3755 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
3757 Fix PR tree-optimization/33173
3758 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
3760 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
3763 * config/i386/i386.h (VALID_DFP_MODE_P): New.
3764 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
3767 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
3768 David Ung <davidu@mips.com>
3769 Nigel Stephens <nigel@mips.com>
3771 Separate target-specific initialization from general
3772 back-end initialization.
3774 * toplev.c (init_alignments): New, split out from...
3775 (process_options): ...here.
3776 (backend_init_target): New, split out from...
3777 (backend_init): ...here.
3778 (lang_dependent_init_target): New, split out from...
3779 (lang_dependent_init): ...here.
3780 (target_reinit): New.
3781 * toplev.h (target_reinit): Declare.
3782 * expr.c (init_expr_target): Renamed from init_expr_once, since it
3783 now can be called more than once. Update comments.
3784 * expr.h (init_expr_target): Likewise.
3785 * alias.c (init_alias_target): Renamed from init_alias_once, since it
3786 now can be called more than once. Explicitly zero
3787 static_reg_base_value.
3788 * emit-rtl.c (init_emit_regs): New, split out from...
3789 (init_emit_once): Here.
3790 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
3791 non-const, so that changes from command-line arguments can overwrite
3792 values provided by the static initializers.
3793 (initial_call_really_used_regs): New, used similarly to the above.
3794 (initial_reg_names): Likewise.
3795 (last_mode_for_init_move_cost): Promoted function-local static to
3796 file-scope static to make it accessible outside init_move_cost.
3797 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
3798 Do not initialize inv_reg_alloc_order yet, either. Do initialize
3799 reg_names since it is needed for parsing command-line options.
3800 (init_move_cost): Use last_mode_for_init_move_cost instead of
3801 function-local static.
3802 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
3803 call_really_used_regs now. Reinitialize reg_names. Also
3804 initialize inv_reg_alloc_order. Zero reg_class_subunion and
3805 reg_class_superunion. Clear losing_caller_save_reg_set.
3806 Preserve global registers if called more than once. Reset
3807 move cost, may_move_in_cost, may_move_out_cost, and
3808 last_mode_for_init_move_cost.
3809 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
3810 can now be invoked more than once. Update comments.
3811 (init_regs): Update comments.
3812 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
3813 and initial_call_really_used_regs, instead of the non-initial
3814 variables. This allows us to save the command-line register settings
3815 after target reinitialization.
3816 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
3817 * rtl.h (init_emit_regs): Declare.
3818 (init_reg_modes_target, init_alias_target): Renamed as described
3820 * reload1.c (init_reload): Update comments.
3821 * optabs.c (init_optabs): Likewise.
3822 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
3824 2007-08-26 Chao-ying Fu <fu@mips.com>
3826 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
3829 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3831 * alias.c (memory_modified_1, memory_modified_in_insn_p):
3833 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
3835 * bb-reorder.c (copy_bb_p): Likewise.
3836 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
3837 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
3838 block_ends_with_condjump_p): Likewise.
3839 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
3840 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
3841 block_ends_with_condjump_p): Likewise.
3842 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
3843 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
3844 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
3845 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
3846 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
3847 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
3848 debug_true_const_tree instad of debug_true_tree.
3849 * debug.c (do_nothing_debug_hooks): Likewise.
3850 * debug.h (ignore_block, debug_true_const_tree): Constify.
3851 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
3852 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
3853 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
3854 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
3855 dbx_reg_number, is_based_loc, field_type,
3856 simple_type_align_in_bits, simple_decl_align_in_bits,
3857 simple_type_size_in_bits, field_byte_offset, insert_float,
3858 type_tag, member_declared_type, is_redundant_typedef,
3859 secname_for_decl, is_inlined_entry_point): Likewise.
3860 * emit-rtl.c (const_next_insn, const_previous_insn,
3861 const_next_nonnote_insn, const_prev_nonnote_insn,
3862 const_next_real_insn, const_prev_real_insn,
3863 const_next_active_insn, const_prev_active_insn, const_next_label,
3864 const_prev_label): Likewise.
3865 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
3867 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
3868 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
3869 sched_insn_is_legitimate_for_speculation_p): Likewise.
3870 * jump.c (reversed_comparison_code_parts,
3871 reversed_comparison_code, reversed_comparison, condjump_label):
3873 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
3874 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
3876 * rtl.h (const_previous_insn, const_next_insn,
3877 const_prev_nonnote_insn, const_next_nonnote_insn,
3878 const_prev_real_insn, const_next_real_insn,
3879 const_prev_active_insn, const_next_active_insn, const_prev_label,
3880 const_next_label, modified_between_p, modified_in_p,
3881 const_note_storeskeep_with_call_p, condjump_label,
3882 reversed_comparison, reversed_comparison_code,
3883 reversed_comparison_code_parts, memory_modified_in_insn_p,
3884 stack_regs_mentioned): Likewise.
3885 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
3886 keep_with_call_p): Likewise.
3887 * sched-deps.c (deps_may_trap_p, sched_get_condition,
3888 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
3889 sd_lists_size, sd_lists_empty_p): Likewise.
3890 * sched-int.h (sched_insns_conditions_mutex_p,
3891 haifa_classify_insn, no_real_insns_p,
3892 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
3893 sd_lists_size, sd_lists_empty_p): Likewise.
3894 * sdbout.c (sdb_debug_hooks): Likewise.
3895 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
3896 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
3897 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
3899 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
3900 tree_can_throw_internal): Likewise.
3901 * tree-flow-inline.h (phi_nodes): Likewise.
3902 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
3903 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
3904 * tree-gimple.c (const_get_call_expr_in): Likewise.
3905 * tree-gimple.h (const_get_call_expr_in): Likewise.
3906 * tree.c (const_lookup_attribute, attribute_list_equal,
3907 attribute_list_contained): Likewise.
3908 * tree.h (attribute_list_equal, attribute_list_contained,
3909 const_lookup_attribute): Likewise.
3910 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
3912 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
3914 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
3915 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
3917 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
3920 * config/alpha/constraints.md: Delete "svn:mime-type" property
3921 with svn propdel "svn:mime-type".
3923 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
3926 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
3927 non NOTE insn doesn't cross basic block.
3928 (noce_try_abs): Likewise.
3929 (noce_process_if_block): Likewise.
3931 2007-08-26 David Edelsohn <edelsohn@gnu.org>
3934 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
3935 operand without auto-inc-dec.
3936 * config/rs6000/rs6000.md (floatsidf2_internal): Use
3937 offsettable_mem_operand.
3938 (floatunssidf2_internal): Same.
3939 (fix_truncdfsi2_internal): Same.
3940 (floatsidf_ppc64): Same.
3941 (floatunssidf_ppc64): Same.
3942 (fix_trunctfsi2_internal): Same.
3944 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
3947 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
3948 pass defines needed for version.c.
3950 2007-08-25 Joseph Myers <joseph@codesourcery.com>
3952 * configure.ac (--debug-prefix-map check): Change assembler
3953 version presumed to have feature to 2.18.
3954 * configure: Regenerate.
3956 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3958 * c-common.c (vector_types_convertible_p,
3959 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
3960 self_promoting_args_p): Constify.
3961 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
3962 c_promoting_integer_type_p, self_promoting_args_p,
3963 anon_aggr_type_p, vector_types_convertible_p): Likewise.
3964 * c-decl.c (anon_aggr_type_p): Likewise.
3965 * * c-dump.c (dump_stmt): Likewise.
3966 * c-objc-common.c (has_c_linkage): Likewise.
3967 * c-tree.h (same_translation_unit_p): Likewise.
3968 * c-typeck.c (null_pointer_constant_p,
3969 tagged_types_tu_compatible_p, function_types_compatible_p,
3970 type_lists_compatible_p, lvalue_or_else, lvalue_p,
3971 comptypes_internal, struct tagged_tu_seen_cache,
3972 same_translation_unit_p, alloc_tagged_tu_seen_cache,
3973 c_size_in_bytes): Likewise.
3974 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
3975 hash_ptr, eq_ptr): Likewise.
3976 * langhooks-def.h (lhd_decl_ok_for_sibcall,
3977 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
3978 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
3979 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
3981 * optabs.c (optab_for_tree_code): Likewise.
3982 * optabs.h (optab_for_tree_code): Likewise.
3983 * rtl.h (simplify_rtx): Likewise.
3984 * simplify-rtx.c (simplify_rtx): Likewise.
3985 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
3986 dump_flag, dump_node): Likewise.
3987 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
3988 queue_and_dump_type, dump_flag): Likewise.
3989 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
3990 * tree-pass.h (dump_node): Likewise.
3991 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
3992 supportable_narrowing_operation): Likewise.
3993 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
3994 supportable_narrowing_operation): Likewise.
3995 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
3996 is_negative_overflow_infinity, is_positive_overflow_infinity,
3997 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
3998 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
3999 update_value_range, add_equivalence, ssa_name_nonnegative_p,
4000 ssa_name_nonzero_p, fp_predicate): Likewise.
4001 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
4002 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
4003 ssa_name_nonnegative_p): Likewise.
4005 2007-08-25 Hans Kester <hans.kester@ellips.nl>
4007 * config.gcc : Add x86_64-elf target.
4009 2007-08-25 Jakub Jelinek <jakub@redhat.com>
4011 * expr.c (store_expr): Fix order of store_by_pieces arguments.
4013 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
4014 Nigel Stephens <nigel@mips.com>
4018 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
4019 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
4020 * expr.c (SET_BY_PIECES_P): Define.
4021 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
4022 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
4023 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
4025 * expr.h (SET_RATIO): Define.
4026 (can_store_by_pieces, store_by_pieces): Update prototypes.
4027 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
4028 can_store_by_pieces/store_by_pieces.
4029 (expand_builtin_memcpy_args): Likewise.
4030 (expand_builtin_strncpy): Likewise.
4031 (expand_builtin_memset_args): Likewise. Also remove special case
4032 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
4033 decide what to do instead.
4034 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
4035 to can_store_by_pieces.
4037 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
4038 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
4040 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
4041 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
4042 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
4043 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
4044 (STORE_BY_PIECES_P): Define.
4046 2007-08-24 Tom Tromey <tromey@redhat.com>
4048 * varpool.c (varpool_last_needed_node): Fix comment typo.
4049 * c-decl.c (duplicate_decls): Fix comment typo.
4050 (clone_underlying_type): Update comment.
4052 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4054 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
4055 alpha_in_small_data_p, alpha_split_complex_arg,
4056 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
4058 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
4059 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
4061 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
4062 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
4063 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
4064 * config/darwin.c (darwin_binds_local_p): Likewise.
4065 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
4067 * config/i386/i386-protos.h (i386_pe_binds_local_p,
4068 i386_pe_valid_dllimport_attribute_p): Likewise.
4069 * config/i386/i386.c (ix86_function_regparm,
4070 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
4071 x86_can_output_mi_thunk, ix86_mangle_type,
4072 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
4073 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
4074 i386_pe_binds_local_p): Likewise.
4075 * config/ia64/ia64.c
4076 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
4077 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
4078 ia64_invalid_conversion, ia64_invalid_unary_op,
4079 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
4081 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
4082 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
4083 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
4084 * config/mips/mips.c (mips_use_blocks_for_constant_p,
4085 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
4086 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
4087 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
4088 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
4089 * config/pa/pa.c (pa_commutative_p): Likewise.
4090 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
4092 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
4093 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
4094 rs6000_use_blocks_for_constant_p,
4095 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
4096 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
4097 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
4098 * config/s390/s390.c (s390_mangle_type,
4099 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
4101 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
4102 th_in_small_data_p): Likewise.
4103 * config/sh/sh.c (sh_ms_bitfield_layout_p,
4104 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
4106 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
4107 sparc_mangle_type): Likewise.
4108 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
4109 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
4110 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
4112 * hooks.c (hook_bool_mode_const_rtx_false,
4113 hook_bool_mode_const_rtx_true,
4114 hook_bool_const_tree_hwi_hwi_const_tree_false,
4115 hook_bool_const_tree_hwi_hwi_const_tree_true,
4116 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
4117 hook_constcharptr_const_tree_null,
4118 hook_constcharptr_const_rtx_null,
4119 hook_constcharptr_const_tree_const_tree_null,
4120 hook_constcharptr_int_const_tree_null,
4121 hook_constcharptr_int_const_tree_const_tree_null): New.
4122 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
4123 hook_bool_tree_hwi_hwi_tree_false,
4124 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
4125 hook_int_tree_tree_1, hook_constcharptr_tree_null,
4126 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
4127 hook_constcharptr_int_tree_null,
4128 hook_constcharptr_int_tree_tree_null): Delete.
4129 (default_can_output_mi_thunk_no_vcall): Constify.
4130 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
4131 hook_bool_tree_hwi_hwi_tree_false,
4132 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
4133 hook_int_tree_tree_1, hook_constcharptr_tree_null,
4134 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
4135 hook_constcharptr_int_tree_null,
4136 hook_constcharptr_int_tree_tree_null): Delete.
4137 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
4138 hook_bool_const_tree_hwi_hwi_const_tree_false,
4139 hook_bool_const_tree_hwi_hwi_const_tree_true,
4140 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
4141 hook_constcharptr_const_tree_null,
4142 hook_constcharptr_const_rtx_null,
4143 hook_constcharptr_const_tree_const_tree_null,
4144 hook_constcharptr_int_const_tree_null,
4145 hook_constcharptr_int_const_tree_const_tree_null): New.
4146 (default_can_output_mi_thunk_no_vcall): Constify.
4147 * integrate.c (function_attribute_inlinable_p): Likewise.
4148 * integrate.h (function_attribute_inlinable_p): Likewise.
4149 * jump.c (rtx_renumbered_equal_p): Likewise.
4150 * output.h (decl_readonly_section, categorize_decl_for_section,
4151 default_use_anchors_for_symbol_p, default_binds_local_p,
4152 default_binds_local_p_1): Likewise.
4153 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
4155 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
4156 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
4157 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
4158 TARGET_COMP_TYPE_ATTRIBUTES,
4159 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
4160 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
4161 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
4162 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
4163 TARGET_DWARF_CALLING_CONVENTION): Likewise.
4164 * target.h (can_output_mi_thunk, needs_block_p,
4165 first_cycle_multipass_dfa_lookahead_guard_spec,
4166 vector_alignment_reachable, comp_type_attributes,
4167 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
4168 commutative_p, use_blocks_for_constant_p,
4169 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
4170 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
4171 invalid_within_doloop, valid_dllimport_attribute_p,
4172 split_complex_arg, invalid_arg_for_unprototyped_fn,
4173 invalid_conversion, invalid_unary_op, invalid_binary_op):
4175 * targhooks.c (default_invalid_within_doloop,
4176 hook_invalid_arg_for_unprototyped_fn,
4177 default_builtin_vector_alignment_reachable): Likewise.
4178 (hook_bool_rtx_commutative_p): Delete.
4179 (hook_bool_const_rtx_commutative_p): New.
4180 * targhooks.h (default_invalid_within_doloop,
4181 default_builtin_vector_alignment_reachable,
4182 hook_invalid_arg_for_unprototyped_fn): Constify.
4183 (hook_bool_rtx_commutative_p): Delete.
4184 (hook_bool_const_rtx_commutative_p): New.
4185 * varasm.c (bss_initializer_p, decl_default_tls_model,
4186 categorize_decl_for_section, decl_readonly_section,
4187 default_use_anchors_for_symbol_p, default_binds_local_p,
4188 default_binds_local_p_1): Constify.
4190 2007-08-24 Jie Zhang <jie.zhang@analog.com>
4192 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
4193 __NO_BUILTIN if -fno-builtin.
4195 2007-08-24 Jie Zhang <jie.zhang@analog.com>
4197 * config/bfin/bfin.c (print_operand): Report error instead of
4198 ICE for wrong operand.
4200 2007-08-24 Michael Matz <matz@suse.de>
4202 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
4204 2007-08-24 Richard Guenther <rguenther@suse.de>
4207 * tree-ssa.c (useless_type_conversion_p): Split into a
4208 recursive and a non-recursive part.
4209 (useless_type_conversion_p_1): New function.
4210 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
4211 from maybe_fold_offset_to_reference is trivially convertible
4212 to the desired type before doing the simplification.
4214 2007-08-24 Jakub Jelinek <jakub@redhat.com>
4216 * expr.c (store_expr): Optimize initialization of an array
4218 * expr.h (builtin_strncpy_read_str): New prototype.
4219 * builtins.c (builtin_strncpy_read_str): Remove prototype.
4222 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
4225 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
4226 field when initializing if_info structure.
4228 2007-08-24 Richard Guenther <rguenther@suse.de>
4230 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
4232 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
4233 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
4234 * tree-inline.c (inlinable_function_p): Fold in common parts of
4235 the cannot_inline_tree_fn langhook.
4236 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
4237 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
4238 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
4239 cannot_inline_tree_fn langhook.
4240 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
4241 cannot_inline_tree_fn member.
4243 2007-08-24 Richard Guenther <rguenther@suse.de>
4245 * expr.c (get_inner_reference): Do computation of bitoffset
4246 from offset in a way we can detect overflow reliably.
4248 2007-08-24 Jie Zhang <jie.zhang@analog.com>
4250 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
4252 2007-08-24 Jie Zhang <jie.zhang@analog.com>
4254 * config/bfin/bfin.opt (mfast-fp): Add.
4255 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
4256 libbffastfp override libgcc if -mfast-fp.
4257 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
4258 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
4259 (Blackfin Options): Document -mfast-fp.
4261 2007-08-24 Jakub Jelinek <jakub@redhat.com>
4263 PR tree-optimization/32573
4265 * tree-data-ref.c (initialize_data_dependence_relation): Clear
4266 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
4267 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
4268 (build_classic_dist_vector): Return false rather than true if
4269 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
4270 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
4271 returned false. Don't call save_dist_v before calling
4272 build_classic_dist_vector_1.
4273 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
4274 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
4275 DDR_DIR_VECTS vectors.
4277 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
4279 * configure.ac (leb128): Modify sed statement to work with any
4280 binutils version string.
4281 * configure: Regenerate
4283 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4285 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
4286 Wrap in RTX_CODE macro guard.
4287 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
4288 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
4289 arm_mark_dllimport, arm_pe_encode_section_info,
4290 arm_pe_unique_section): Use ISO-C function declarations.
4291 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
4292 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
4293 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
4295 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
4296 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
4298 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
4300 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
4301 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
4302 (register_move_cost): Use ISO-C function declarations.
4303 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
4304 * config/score/score-protos.h (score_declare_object): Add
4306 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
4308 * final.c (profile_function): Avoid empty if-bodies.
4311 * calls.c (must_pass_in_stack_var_size,
4312 must_pass_in_stack_var_size_or_pad): Constify.
4313 * config/alpha/alpha-protos.h (function_value): Likewise.
4314 * config/alpha/alpha.c (alpha_return_in_memory,
4315 alpha_pass_by_reference, function_value,
4316 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
4317 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
4319 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
4320 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4321 TARGET_PROMOTE_PROTOTYPES): Likewise.
4322 * config/arm/arm-protos.h (arm_return_in_memory,
4323 arm_pad_arg_upward, arm_function_value): Likewise.
4324 * config/arm/arm.c (arm_pass_by_reference,
4325 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
4326 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4327 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
4329 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
4330 * config/avr/avr-protos.h (avr_function_value): Likewise.
4331 * config/avr/avr.c (avr_return_in_memory,
4332 gas_output_limited_string, gas_output_ascii, avr_function_value,
4333 avr_return_in_memory): Likewise.
4334 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
4335 * config/bfin/bfin.c (bfin_pass_by_reference,
4336 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
4337 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
4339 * config/cris/cris.c (cris_pass_by_reference,
4340 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
4341 * config/crx/crx.c (crx_return_in_memory): Likewise.
4342 * config/darwin.c (function_base, machopic_function_base_name):
4344 * config/fr30/fr30.c (fr30_must_pass_in_stack,
4345 TARGET_PROMOTE_PROTOTYPES): Likewise.
4346 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
4347 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
4348 * config/i386/i386-protos.h (ix86_return_in_memory,
4349 ix86_sol10_return_in_memory): Likewise.
4350 * config/i386/i386.c (ix86_function_value,
4351 ix86_function_sseregparm, ix86_must_pass_in_stack,
4352 type_natural_mode, classify_argument, examine_argument,
4353 construct_container, ix86_pass_by_reference, function_value_32,
4354 function_value_64, ix86_function_value_1, return_in_memory_32,
4355 return_in_memory_64, return_in_memory_ms_64,
4356 ix86_return_in_memory, ix86_sol10_return_in_memory,
4357 TARGET_PROMOTE_PROTOTYPES): Likewise.
4358 * config/ia64/ia64-protos.h (ia64_function_value,
4359 ia64_hpux_function_arg_padding): Likewise.
4360 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
4361 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
4362 ia64_hpux_function_arg_padding): Likewise.
4363 * config/iq2000/iq2000-protos.h (function_arg,
4364 iq2000_function_value): Likewise.
4365 * config/iq2000/iq2000.c (iq2000_return_in_memory,
4366 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
4367 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
4368 function_arg, iq2000_function_value): Likewise.
4369 * config/m32c/m32c-protos.h (m32c_function_value,
4370 m32c_promote_function_return): Likewise.
4371 * config/m32c/m32c.c (m32c_pass_by_reference,
4372 m32c_promote_prototypes, m32c_promote_function_return,
4373 m32c_function_value): Likewise.
4374 * config/m32r/m32r.c (m32r_return_in_memory,
4375 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
4376 m32r_in_small_data_p): Likewise.
4377 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
4379 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
4380 m68hc11_function_arg_padding): Likewise.
4381 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
4382 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
4383 m68k_function_value): Likewise.
4384 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
4385 mcore_function_value): Likewise.
4386 * config/mcore/mcore.c (handle_structs_in_regs,
4387 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
4388 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
4389 mcore_num_arg_regs, mcore_function_value): Likewise.
4390 * config/mips/mips-protos.h (mips_pad_arg_upward,
4391 mips_function_value): Likewise.
4392 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
4393 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
4394 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4395 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
4396 mips_function_value): Likewise.
4397 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
4399 * config/mmix/mmix.c (mmix_pass_by_reference,
4400 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
4401 mmix_encode_section_info): Likewise.
4402 * config/mn10300/mn10300-protos.h (mn10300_function_value):
4404 * config/mn10300/mn10300.c (mn10300_return_in_memory,
4405 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
4406 mn10300_function_value): Likewise.
4407 * config/mt/mt-protos.h (mt_function_value): Likewise.
4408 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
4409 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
4410 * config/pa/pa-protos.h (function_arg_padding, function_value,
4411 pa_return_in_memory): Likewise.
4412 * config/pa/pa.c (pa_pass_by_reference,
4413 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
4414 function_arg_padding, function_value, pa_return_in_memory):
4416 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
4417 * config/rs6000/rs6000-protos.h (rs6000_function_value,
4418 function_arg_padding): Likewise.
4419 * config/rs6000/rs6000.c (rs6000_return_in_memory,
4420 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
4421 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
4422 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4423 function_arg_padding, altivec_expand_dst_builtin,
4424 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
4425 altivec_init_builtins, rs6000_common_init_builtins,
4426 rs6000_function_value): Likewise.
4427 * s390/s390-protos.h (s390_function_value): Likewise.
4428 * config/s390/s390.c (s390_function_arg_size,
4429 s390_pass_by_reference, s390_return_in_memory,
4430 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
4431 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
4432 * config/score/score-protos.h (score_function_value): Likewise.
4433 * config/score/score.c (score_arg_partial_bytes,
4434 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4435 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
4436 score_pass_by_reference, score_add_offset, score_function_value):
4438 * config/sh/sh-protos.h (sh_attr_renesas_p,
4439 sh_promote_prototypes): Likewise.
4440 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
4441 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
4442 sh_attr_renesas_p): Likewise.
4443 * config/sparc/sparc-protos.h (function_value,
4444 function_arg_padding): Likewise.
4445 * config/sparc/sparc.c (sparc_promote_prototypes,
4446 sparc_return_in_memory, sparc_pass_by_reference,
4447 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4448 function_arg_record_value_2, function_arg_record_value_1,
4449 function_arg_record_value, function_arg_record_value,
4450 function_arg_padding, function_value): Likewise.
4451 * config/spu/spu-protos.h (spu_function_value): Likewise.
4452 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
4453 spu_function_value): Likewise.
4454 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
4456 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
4457 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
4458 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
4460 * config/v850/v850.c (v850_return_in_memory,
4461 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
4462 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
4463 * config/xtensa/xtensa.c (xtensa_return_in_msb,
4464 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
4465 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
4467 * explow.c (promote_mode, hard_function_value): Likewise.
4468 * expr.h (hard_function_value, promote_mode): Likewise.
4469 * function.c (aggregate_value_p): Likewise.
4470 * hooks.c (hook_bool_const_tree_true): New.
4471 * hooks.h (hook_bool_const_tree_true): New.
4472 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
4473 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
4474 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
4475 TARGET_RETURN_IN_MSB): Likewise.
4476 * target.h (promote_function_args, promote_function_return,
4477 promote_prototypes, return_in_memory, return_in_msb,
4478 pass_by_reference, must_pass_in_stack, callee_copies,
4479 function_value): Likewise.
4480 * targhooks.c (default_return_in_memory,
4481 hook_pass_by_reference_must_pass_in_stack,
4482 hook_callee_copies_named,
4483 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
4484 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
4485 default_function_value): Likewise.
4486 * targhooks.h (default_return_in_memory,
4487 hook_pass_by_reference_must_pass_in_stack,
4488 hook_callee_copies_named,
4489 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
4490 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
4491 default_function_value): Likewise.
4492 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
4493 (equiv_class_label_hash, equiv_class_label_eq): Constify.
4494 * tree-vectorizer.c (bb_in_loop_p): Likewise.
4495 * tree.c (needs_to_live_in_memory): Likewise.
4496 * tree.h (struct tree_type, needs_to_live_in_memory,
4497 aggregate_value_p, must_pass_in_stack_var_size,
4498 must_pass_in_stack_var_size_or_pad): Likewise.
4499 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
4500 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
4501 lookup_filename): Likewise.
4503 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
4506 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
4507 fake fcomi i387 instruction for !TARGET_CMOVE.
4508 (ix86_expand_branch): Expand natural sequence with one jump for
4509 all targets, not only TARGET_CMOVE.
4510 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
4511 pattern to implement fake fcomi sequence. Split instruction after
4512 reload to correct compare sequences.
4513 (*cmpfp_xf_cc): Ditto.
4514 (*cmpfp_<mode>_cc): Ditto.
4515 (*cmpfp_u_cc): Ditto.
4516 (*cmpfp_<mode>_cc): Ditto.
4518 2007-08-23 Richard Guenther <rguenther@suse.de>
4520 * tree-pretty-print.c (dump_generic_node): Annotate
4521 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
4523 2007-08-23 Richard Guenther <rguenther@suse.de>
4525 * builtins.c (expand_builtin_mathfn): Wrap argument in
4526 save_expr directly instead of re-building the call.
4527 (expand_builtin_mathfn_2): Likewise.
4528 (expand_builtin_mathfn_3): Likewise.
4529 (expand_builtin_interclass_mathfn): Likewise.
4530 (expand_builtin_int_roundingfn): Set arg.
4531 (expand_builtin_int_roundingfn_2): Likewise.
4533 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
4535 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
4536 *sse_nand<mode>3, *sse_xor<mode>3): New.
4538 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
4540 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
4541 * config/i386/i386.c (print_operand): Handle ';' code. Output
4542 semicolon for TARGET_MACHO.
4543 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
4544 emit semicolon after 'lock' prefix.
4545 (sync_double_compare_and_swap<mode>): Ditto.
4546 (*sync_double_compare_and_swapdi_pic): Ditto.
4547 (*sync_compare_and_swap_cc<mode>): Ditto.
4548 (sync_double_compare_and_swap_cc<mode>): Ditto.
4549 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
4550 (sync_old_add<mode>): Ditto.
4551 (sync_add<mode>): Ditto.
4552 (sync_sub<mode>): Ditto.
4553 (sync_ior<mode>): Ditto.
4554 (sync_and<mode>): Ditto.
4555 (sync_xor<mode>): Ditto.
4557 2007-08-22 Chao-ying Fu <fu@mips.com>
4559 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
4561 (copy_rtx): Handle CONST_FIXED.
4562 (rtx_equal_p): Likewise.
4563 * rtl.h (fixed_value.h): New include.
4564 (rtx_def): Add a new field of fixed_value to u.
4565 (XCNMPFV): Define for accessing fixed_value.
4566 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
4568 * rtl.def (CONST_FIXED): New constant.
4569 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
4570 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
4571 US_ASHIFT): New codes.
4572 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
4573 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
4574 unsigned_fract_convert, unsigned_sat_fract): Document them.
4575 * varasm.c (assemble_integer): Extend to support fixed-point constants
4576 by using different machine classes.
4577 (decode_addr_const): Handle FIXED_CST.
4578 (const_hash_1): Likewise.
4579 (compare_constant): Likewise.
4580 (copy_constant): Likewise.
4581 (const_rtx_hash_1): Handle CONST_FIXED.
4582 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
4583 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
4585 (initializer_constant_valid_p): Handle FIXED_CST.
4586 (output_constant): Support FIXED_POINT_TYPE.
4587 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
4588 * cse.c (hash_rtx): Support CONST_FIXED.
4589 (exp_equiv_p): Likewise.
4590 (cannon_reg): Likewise.
4591 (fold_rtx): Likewise.
4592 (equiv_constant): Likewise.
4593 (cse_process_notes_1): Likewise.
4594 (count_reg_usage): Likewise.
4595 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
4596 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
4597 (wrap_constant): Check CONST_FIXED.
4598 (cselib_hash_rtx): Support CONST_FIXED.
4599 (cselib_subst_to_values): Likewise.
4600 * df-scan.c (df_uses_record): Likewise.
4601 * gcse.c (want_to_gcse_p): Likewise.
4602 (oprs_unchanged_p): Likewise.
4603 (oprs_not_set_p): Likewise.
4604 (compute_transp): Likewise.
4605 (extract_mentioned_regs_helper): Likewise.
4606 * genemit.c (gen_exp): Likewise.
4607 * local-alloc.c (equiv_init_varies_p): Likewise.
4608 (contains_replace_regs): Likewise.
4609 (memref_referenced_p): Likewise.
4610 * loop-invariant.c (check_maybe_invariant): Likewise.
4611 (hash_invariant_expr_1): Likewise.
4612 (invariant_expr_equal_p): Likewise.
4613 * postreload-gcse.c (oprs_unchanged_p): Likewise.
4614 * regclass.c (reg_scan_mark_refs): Likewise.
4615 * regrename.c (scan_rtx): Likewise.
4616 * resource.c (mark_referenced_resources): Likewise.
4617 (mark_set_resources): Likewise.
4618 * rtlanal.c (rtx_unstable_p): Likewise.
4619 (rtx_varies_p): Likewise.
4620 (count_occurrences): Likewise.
4621 (reg_mentioned_p): Likewise.
4622 (modified_between_p): Likewise.
4623 (modified_in_p): Likewise.
4624 (volatile_insn_p): Likewise.
4625 (volatile_refs_p): Likewise.
4626 (side_effects_p): Likewise.
4627 (may_trap_p_1): Likewise.
4628 (inequality_comparisons_p): Likewise.
4629 (computed_jump_p_1): Likewise.
4630 (commutative_operand_precedence): Likewise.
4631 * sched-deps.c (sched_analyze_2): Likewise.
4632 * sched-vis.c (print_value): Likewise.
4633 * reload.c (operands_match_p): Likewise.
4634 (subst_reg_equivs): Likewise.
4635 * reload1.c (eliminate_regs_1): Likewise.
4636 (elimination_effects): Likewise.
4637 (scan_paradoxical_subregs): Likewise.
4638 * alias.c (rtx_equal_for_memref_p): Likewise.
4639 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
4640 * emit-rtl.c (const_fixed_htab): New hash table.
4641 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
4643 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
4644 const_fixed_from_fixed_value): New functions.
4645 (verify_rtx_sharing): Handle CONST_FIXED.
4646 (copy_rtx_if_shared_1): Likewise.
4647 (reset_used_flags): Likewise.
4648 (set_used_flags): Likewise.
4649 (copy_insn_1): Likewise.
4650 (init_emit_once): Create const_fixed_htab.
4651 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
4653 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
4655 PR tree-optimization/32949
4656 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
4657 before failing for ivs with non-constant step.
4659 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
4661 * doc/md.texi (Iterators): Renamed from Macros. All contents
4662 changed to reflect rename of respectively define_code_macro and
4663 define_mode_macro to define_code_iterator and define_mode_iterator.
4664 (Mode Iterators, Code Iterators): Similar.
4665 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
4666 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
4667 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
4668 (initialize_iterators, find_iterator, check_code_iterator)
4669 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
4670 (read_mapping, read_rtx_1): Similar.
4671 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
4672 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
4673 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
4674 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
4675 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
4676 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
4677 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
4678 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
4679 config/rs6000/sync.md, config/rs6000/rs6000.md,
4680 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
4681 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
4682 config/vax/vax.md, config/bfin/bfin.md: Similar.
4684 2007-08-22 David Daney <ddaney@avtrex.com>
4686 * doc/install.texi (Testing): Mention testing on a simulator.
4688 2007-08-22 Janis Johnson <janis187@us.ibm.com>
4690 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
4692 * doc/libgcc.texi (Decimal float library routines): Fix formatting
4693 and rearrange floating point conversion functions into different
4696 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
4698 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
4699 dfa_post_advance_cycle): New scheduler hooks.
4700 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
4701 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
4703 (TARGET_SCHED): Use them.
4704 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
4705 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
4706 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
4708 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
4709 function to facilitate debugging.
4710 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
4711 (output_insn_has_dfa_reservation_p): New static function to output
4712 insn_has_dfa_reservation_p ().
4713 (write_automata): Use it.
4714 * genattr.c (main): Output declaration for
4715 insn_has_dfa_reservation_p ().
4717 2007-08-22 Christian Bruel <christian.bruel@st.com>
4718 Richard Guenther <rguenther@suse.de>
4720 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
4721 * simplify_rtx (simplify_binary_operation_1): Likewise.
4723 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
4725 PR rtl-optimization/32557
4726 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
4727 of REGNO (mws->mw_reg).
4729 2007-08-22 Richard Guenther <rguenther@suse.de>
4732 * builtins.c (expand_builtin_int_roundingfn): Replace call
4733 argument wrapped with SAVE_EXPR directly.
4734 (expand_builtin_int_roundingfn_2): Likewise.
4736 2007-08-22 Richard Guenther <rguenther@suse.de>
4738 * tree-inline.c (inlinable_function_p): Restore disregarding
4739 inline limits for GNU extern inline functions.
4741 2007-08-22 Richard Guenther <rguenther@suse.de>
4744 * tree.c (host_integerp): Treat sizetype as signed as it is
4747 2007-08-21 Ian Lance Taylor <iant@google.com>
4749 PR tree-optimization/33134
4750 * tree-vrp.c (adjust_range_with_scev): Call
4751 set_value_range_to_value.
4753 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
4755 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
4758 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
4760 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
4763 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
4765 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
4766 cases to set eight bytes at a time.
4767 (expand_block_move): Likewise.
4769 2007-08-21 Jakub Jelinek <jakub@redhat.com>
4772 * dwarf2out.c (gen_decl_die): Don't call
4773 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
4775 2007-08-21 Paul Brook <paul@codesourcery.com>
4776 Nathan Sidwell <nathan@codesourcery.com>
4777 Mark Mitchell <mark@codesourcery.com>
4778 Joseph Myers <joseph@codesourcery.com>
4780 * configure.ac: Add --with-pkgversion and --with-bugurl.
4781 * configure: Regenerate.
4782 * doc/install.texi: Document them.
4783 * version.c (version_string): Remove VERSUFFIX.
4784 (VERSUFFIX): Remove.
4785 (pkgversion_string): New.
4786 (bug_report_url): Do not hard-code initializer.
4787 * version.h (pkgversion_string): Declare.
4788 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
4790 (version.o): Define PKGVERSION and BUGURL.
4791 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
4792 (%.pod): Define BUGURL.
4793 * gcc.c (process_command, main): Use pkgversion_string.
4794 * toplev.c (compile_file, print_version): Likewise.
4795 * protoize.c (main): Likewise.
4796 * gcov.c (print_version): Likewise. Update copyright date.
4797 * gcov-dump.c (print_version): Likewise. Update copyright date.
4798 * mips-tdump.c (main): Likewise. Update copyright date.
4799 * mips-tfile.c (main): Likewise. Update copyright date.
4800 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
4801 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
4802 shorten description.
4803 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
4804 * doc/gccint.texi: Likewise.
4805 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
4806 Update copyright date.
4808 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
4810 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
4811 (ix86_expand_strlensi_unroll_1): Ditto.
4812 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
4813 (ix86_expand_carry_flag_compare): Update comment.
4815 2007-08-21 Jakub Jelinek <jakub@redhat.com>
4818 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
4819 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
4821 2007-08-21 Richard Guenther <rguenther@suse.de>
4823 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
4825 2007-08-21 Richard Guenther <rguenther@suse.de>
4828 * fold-const.c (fold_binary): Remove index +p PTR folding.
4829 Fix types of POINTER_PLUS_EXPR generated by folding of
4832 2007-08-20 Chao-ying Fu <fu@mips.com>
4834 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
4835 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
4836 RID_ONEWAY, so that it can be checked in declspecs_add_type.
4837 (c_common_fixed_point_type_for_size): Declare.
4838 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
4839 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
4840 (c_token_starts_declspecs): Likewise.
4841 (c_parser_declspecs): Likewise.
4842 (c_parser_attributes): Likewise.
4843 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
4844 (c_declspecs): Add saturating_p.
4845 * c-decl.c (build_null_declspecs): Initialize saturating_p.
4846 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
4847 _Sat. Handle RID_SAT.
4848 Avoid using void, bool, char, int, float, double, _Decimal32,
4849 _Decimal64, _Decimal128, and complex with _Sat.
4850 Handle RID_FRACT and RID_ACCUM.
4851 Make sure _Sat is used with _Fract or _Accum.
4852 (finish_declspecs): Handle cts_fract and cts_accum.
4853 * c-common.c (fixed-value.h): New include.
4854 (constant_expression_warning): Handle FIXED_CST.
4855 (overflow_warning): Likewise.
4856 (warnings_for_convert_and_check): Likewise.
4857 (c_common_fixed_point_type_for_size): New.
4858 (c_common_type_for_mode): Handle fixed-point modes to
4859 return various saturating/non-saturating, signed/unsigned types.
4860 (c_common_signed_or_unsigned_type): Support fixed-point types.
4861 (shorten_compare): Check fixed-point zero.
4862 Handle FIXED_POINT_TYPE.
4863 (c_common_truthvalue_conversion): Handle FIXED_CST.
4864 Handle FIXED_POINT_TYPE.
4865 (c_common_nodes_and_builtins): Record builtin types for fixed-point
4867 (handle_mode_attribute): Handle fixed-point modes. Need to check
4868 if the signness of base type and fixed-point modes are consistent.
4869 (handle_vector_size_attribute): Handle fixed-point modes.
4870 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
4871 (warn_for_div_by_zero): Check fixed-point zero.
4872 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
4873 a common fixed-point type based on fbit, ibit, sign, and saturation.
4874 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
4875 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
4876 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
4877 (convert_for_assignment): Support FIXED_POINT_TYPE.
4878 (digest_init): Handle FIXED_POINT_TYPE.
4879 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
4880 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
4881 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
4882 GE_EXPR, LT_EXPR, GT_EXPR.
4883 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
4884 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
4885 * target.h (gcc_target): Add fixed_point_supported_p.
4886 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
4887 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
4888 (default_fixed_point_supported_p): Define.
4889 * targhooks.h (default_fixed_point_supported_p): Declare.
4890 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
4891 * doc/install.texi (Configuration): Add --enable-fixed-point.
4892 * configure.ac (--enable-fixed-point): New to enable fixed-point
4893 arithmetic extension to C. For mips targets, we enable it by default.
4894 * configure, config.in: Regenerate.
4896 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
4898 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
4900 2007-08-20 David Edelsohn <edelsohn@gnu.org>
4902 * dwarf2out.c (text_section_used): Move declaration outside ifdef
4903 DWARF2_DEBUGGING_INFO.
4904 (cold_text_section_used): Same.
4905 (cold_text_section): Same.
4907 2007-08-20 Richard Guenther <rguenther@suse.de>
4909 * c-typeck.c (convert_for_assignment): Use the type of
4910 the member for the initialization.
4912 2007-08-20 Richard Guenther <rguenther@suse.de>
4914 * c-objc-common.c (c_disregard_inline_limits): Remove.
4915 * c-objc-common.h (c_disregard_inline_limits): Likewise.
4916 * cgraphunit.c (cgraph_process_new_functions): Call
4917 disregard_inline_limits_p.
4918 (cgraph_preserve_function_body_p): Likewise.
4919 * ipa-inline.c (compute_inline_parameters): Likewise.
4920 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
4922 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
4923 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
4924 disregard_inline_limits langhook.
4925 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
4927 * langhooks.h (lang_hooks_for_tree_inlining): Remove
4928 disregard_inline_limits langhook.
4929 * tree-inline.c (disregard_inline_limits_p): New function.
4930 * tree-inline.h (disregard_inline_limits_p): Declare.
4932 2007-08-20 Richard Guenther <rguenther@suse.de>
4934 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
4935 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
4936 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
4937 auto_var_in_fn_p langhook.
4938 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
4940 * tree.c (auto_var_in_fn_p): ... here.
4941 (find_var_from_fn): Call auto_var_in_fn_p directly.
4942 * langhooks.h (lang_hooks_for_tree_inlining): Remove
4943 auto_var_in_fn_p langhook.
4944 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
4945 (copy_body_r): Likewise.
4946 (self_inlining_addr_expr): Likewise.
4947 * tree.h (auto_var_in_fn_p): Declare.
4949 2007-08-20 Richard Guenther <rguenther@suse.de>
4951 * tree.c (WALK_SUBTREE): Call walk_tree_1.
4952 (walk_type_fields): Take lh parameter.
4953 (walk_tree): Rename to ...
4954 (walk_tree_1): ... this. Do not call the walk_subtrees
4955 langhook but the now passed callback. Pass lh on recursion.
4956 (walk_tree_without_duplicates): Rename to ...
4957 (walk_tree_without_duplicates_1): ... this. Take lh parameter
4958 and call walk_tree_1.
4959 * tree.h (walk_tree_lh): New typedef.
4960 (walk_tree_1): Declare.
4961 (walk_tree_without_duplicates_1): Likewise.
4962 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
4963 (walk_tree_without_duplicates): New define to
4964 walk_tree_without_duplicates_1 with NULL lh parameter.
4965 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
4966 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
4968 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
4969 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
4970 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
4973 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
4976 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
4977 code in front of the compacting of basic blocks.
4978 Move the folding of statements inbetween the cgraph checking
4979 and compacting of basic blocks.
4981 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
4982 Serge Belyshev <belyshev@depni.sinp.msu.ru>
4985 * config/alpha/alpha.c (va_list_skip_additions): Check for
4986 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
4987 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
4988 PLUS_EXPR when checking ap.__base.
4989 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
4990 when doing addition on pointer types. Use size_int instead of
4992 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
4993 ptr_type in the second operand.
4995 2007-08-19 Andrew Pinski <pinskia@gmail.com>
4998 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
5000 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
5003 * cfgexpand.c (expand_one_register_var): Mark pointer
5004 DECL_ARTIFICIAL as REG_POINTER also.
5005 * stmt.c (expand_decl): Likewise.
5007 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
5014 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
5015 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
5016 on_worklist argument and avoid adding things to worklist multiple
5018 (add_to_worklist): Ditto.
5019 (mark_aliases_call_clobbered): Mark entire structure clobbered if
5020 single SFT is clobbered.
5021 (set_initial_properties): Ditto.
5022 (compute_call_clobbered): Update for changes to function
5024 (create_overlap_variables_for): Always create SFT for offset 0.
5025 (create_structure_vars): Handle PHI's, since we are in SSA form at
5027 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
5028 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
5030 (add_vars_for_offset): Figure out aliases from access + points-to.
5031 (add_virtual_operand): Use add_vars-for_offset.
5032 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
5033 (add_call_clobber_ops): Remove makes_clobbering_call set.
5034 (get_expr_operands): Always pass through the INDIRECT_REF
5036 * tree-ssa-structalias.c (struct constraint_graph): Remove
5038 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
5039 address_taken, pt_used, number_incoming.
5040 (FIRST_ADDR_NODE): Removed.
5041 (merge_graph_nodes): Remove broken code for the moment.
5042 (init_graph): New function.
5043 (build_pred_graph): Remove code to init_graph.
5044 Add location equivalence support.
5045 (struct scc_info): Rename roots to deleted.
5047 (init_scc_info): Ditto
5048 (init_topo_info): Use graph->size.
5049 (compute_topo_order): Ditto.
5050 (do_da_constraint): Removed.
5051 (do_sd_constraint): Remove calls to find().
5052 set_union_with_increment should always get 0 as last arg here.
5053 (do_complex_constraint): Replace do_da_constraint with assert.
5055 (struct equiv_class_label): New.
5056 (pointer_equiv_class_table): Ditto.
5057 (location_equiv_class_table): Ditto.
5058 (equiv_class_label_hash): Ditto.
5059 (equiv_class_label_eq): Ditto
5060 (equiv_class_lookup): Ditto.
5061 (equiv_class_ladd): Ditto.
5062 (pointer_equiv_class): Ditto.
5063 (location_equiv_class): Ditto.
5064 (condense_visit): Rename and rewrite from label_visit to do only
5065 SCC related stuff for HU.
5066 (label_visit): Do HU work for HU.
5067 (perform_var_substitution): Update to do HU and location
5069 (free_var_substitution_info): Update to free HU and location
5070 equivalence structures. */
5071 (find_equivalent_node): Update for pointer but not location
5073 (unite_pointer_equivalences): New function.
5074 (move_complex_constraints): Rewrite to only do moving.
5075 (rewrite_constraints): Split out of move_complex_constraints.
5076 (solve_graph): Use graph->size.
5077 (process_constraint_1): Add from_call argument, use it.
5078 Split *a = &b into two constraints.
5079 (process_constraint): Use new process_constraint_1.
5080 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
5081 (get_constraint_for): Handle non-pointer integers properly.
5082 Remove code that used to handle structures.
5083 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
5084 with unknown addends.
5085 (handle_rhs_call): New function.
5086 (find_func_aliases): Use handle_rhs_call.
5087 (set_uids_in_ptset): Add an assert.
5088 (set_used_smts): Fix bug in not considering unified vars.
5089 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
5090 (compute_points_to_sets): Update for other function changes.
5091 (delete_points_to_sets): Ditto.
5092 (ipa_pta_execute): Ditto.
5093 (pass_ipa_pta): We need to update SSA after ipa_pta.
5095 2007-08-19 Jan Hubicka <jh@suse.cz>
5097 * i386.md: Replace "rim" and "mri" constraints by "g".
5099 2007-08-19 Joseph Myers <joseph@codesourcery.com>
5101 * dwarf2out.c (text_section_used, cold_text_section_used,
5102 cold_text_section, dwarf2out_note_section_used): New.
5103 (dwarf2out_init): Initialize cold_text_section.
5104 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
5105 dwarf2out_note_section_used.
5106 (size_of_aranges): Only count entry for text section if it was
5107 used. Count entry for cold text section if it was used.
5108 (output_aranges): Only output entries for text section and cold
5109 text section if they were used.
5111 2007-08-19 Andrew Pinski <pinskia@gmail.com>
5113 * tree-pretty-print.c (debug_generic_expr): Add a comment about
5115 (debug_generic_stmt): Likewise.
5116 (debug_tree_chain): Likewise.
5118 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
5120 * tree-data-refs.c (split_constant_offset): Expose.
5121 * tree-data-refs.h (split_constant_offset): Add declaration.
5123 * tree-vectorizer.h (dr_alignment_support): Renamed
5124 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
5125 Added a new value dr_explicit_realign.
5126 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
5127 dr_offset, dr_step, and dr_aligned_to, along with new access
5128 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
5129 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
5130 STMT_VINFO_DR_ALIGNED_TO.
5132 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
5134 In case of outer-loop vectorization with non-fixed misalignment - use
5135 the dr_explicit_realign scheme instead of the optimized realignment
5137 (new_stmt_vec_info): Initialize new fields.
5139 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
5140 'nested_in_vect_loop' case. Change verbosity level.
5141 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
5142 Don't fail on zero step in the outer-loop for loads.
5143 (vect_analyze_data_refs): Call split_constant_offset to calculate
5144 base, offset and init relative to the outer-loop.
5146 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
5147 BSI function argument with a new function argument - at_loop.
5148 Simplify the condition that determines STEP. Takes additional argument
5149 INV_P. Support outer-loop vectorization (handle the
5150 nested_in_vect_loop case), including zero step in the outer-loop. Call
5151 vect_create_addr_base_for_vector_ref with additional argument.
5152 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
5153 Updated function documentation. Handle the 'nested_in_vect_loop' case.
5154 Fixed and simplified calculation of step.
5155 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
5156 of bsi, and with additional argument. Call bump_vector_ptr with
5157 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
5158 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
5159 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
5160 when the realignment setup needs to take place inside the loop.
5161 Support the dr_explicit_realign scheme. Allow generating the optimized
5162 realignment scheme for outer-loop vectorization. Added documentation.
5163 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
5164 the 'nested_in_vect_loop' case, including loads that are invariant in
5165 the outer-loop and the realignment schemes. Handle the case when the
5166 realignment setup needs to take place inside the loop. Call
5167 vect_setup_realignment with additional arguments. Call
5168 vect_create_data_ref_ptr with additional argument and with loop instead
5169 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
5170 (vect_gen_niters_for_prolog_loop): Call
5171 vect_create_addr_base_for_vector_ref with additional arguments.
5172 (vect_create_cond_for_align_checks): Likewise.
5173 (bump_vector_ptr): Updated to support the new dr_explicit_realign
5174 scheme: takes additional argument bump; argument ptr_incr is now
5175 optional; updated documentation.
5176 (vect_init_vector): Takes additional argument (bsi). Use it, if
5177 available, to insert the vector initialization.
5178 (get_initial_def_for_induction): Pass additional argument in call to
5180 (vect_get_vec_def_for_operand): Likewise.
5181 (vect_setup_realignment): Likewise.
5182 (vectorizable_load): Likewise.
5184 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
5186 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
5187 as argument instead of struct loop.
5188 (nested_in_vect_loop_p): New function.
5189 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
5191 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
5192 from other phis in the loop.
5193 (destroy_loop_vec_info): Add additional argument to declaration.
5195 * tree-vectorizer.c (supportable_widening_operation): Also check if
5196 nested_in_vect_loop_p (don't allow changing the order in this case).
5197 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
5198 of struct loop. Call nested_in_vect_loop_p and don't require
5199 flag_unsafe_math_optimizations if it returns true.
5200 (new_stmt_vec_info): When setting def_type for phis differentiate
5201 loop-header phis from other phis.
5202 (bb_in_loop_p): New function.
5203 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
5204 just update their loop_vinfo. Order of BB traversal now matters -
5205 call dfs_enumerate_from with bb_in_loop_p.
5206 (destroy_loop_vec_info): Takes additional argument to control whether
5207 stmt_vinfo of the loop stmts should be destroyed as well.
5208 (vect_is_simple_reduction): Allow the "non-reduction" use of a
5209 reduction stmt to be defines by a non loop-header phi.
5210 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
5212 * tree-vect-transform.c (vectorizable_reduction): Call
5213 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
5214 (vectorizable_call): Likewise.
5215 (vectorizable_conversion): Likewise.
5216 (vectorizable_operation): Likewise.
5217 (vectorizable_type_promotion): Likewise.
5218 (vectorizable_type_demotion): Likewise.
5219 (vectorizable_store): Likewise.
5220 (vectorizable_live_operation): Likewise.
5221 (vectorizable_reduction): Likewise. Also pass loop_info to
5222 vect_is_simple_reduction instead of loop.
5223 (vect_init_vector): Call nested_in_vect_loop_p.
5224 (get_initial_def_for_reduction): Likewise.
5225 (vect_create_epilog_for_reduction): Likewise.
5226 (vect_init_vector): Check which loop to work with, in case there's an
5228 (get_initial_def_for_inducion): Extend to handle outer-loop
5229 vectorization. Fix indentation.
5230 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
5231 In the case vect_induction_def get the vector def from the induction
5232 phi node, instead of calling get_initial_def_for_inducion.
5233 (get_initial_def_for_reduction): Extend to handle outer-loop
5235 (vect_create_epilog_for_reduction): Extend to handle outer-loop
5237 (vect_transform_loop): Change assert to just skip this case. Add a
5239 (vect_finish_stmt_generation): Add a couple asserts.
5241 (vect_estimate_min_profitable_iters): Multiply
5242 cost of inner-loop stmts (in outer-loop vectorization) by estimated
5244 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
5245 this is an inner-loop reduction in outer-loop vectorization.
5247 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
5248 Same code as what used to be vect_analyze_scalar_cycles, only with
5249 additional argument loop, and loop_info passed to
5250 vect_is_simple_reduction instead of loop.
5251 (vect_analyze_scalar_cycles): Code factored out into
5252 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
5253 Updated documentation.
5254 (analyze_operations): Check for inner-loop loop-closed exit-phis during
5255 outer-loop vectorization that are live or not used in the outerloop,
5256 cause this requires special handling.
5257 (vect_enhance_data_refs_alignment): Don't consider versioning for
5259 (vect_analyze_data_refs): Check that there are no datarefs in the
5261 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
5262 and vect_used_in_outer_by_reduction cases.
5263 (process_use): Also consider the case of outer-loop stmt defining an
5264 inner-loop stmt and vice versa.
5265 (vect_analyze_loop_1): New function.
5266 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
5267 loops. Call vect_analyze_loop_1.
5268 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
5269 been vectorized. Call destroy_loop_vec_info with additional argument.
5271 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
5272 in the inner-loop when doing outer-loop vectorization. Add
5273 documentation and printout.
5274 (vect_recog_dot_prod_pattern): Likewise. Also add check for
5275 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
5277 2007-08-18 Andrew Pinski <pinskia@gmail.com>
5279 * tree-affine.h (print_aff): New prototype.
5280 (debug_aff): Likewise.
5281 * tree-affine.c (print_aff): New function.
5282 (debug_aff): Likewise.
5284 2007-08-18 Paul Brook <paul@codesourcery.com>
5285 Joseph Myers <joseph@codesourcery.com>
5287 * common.opt (-fdebug-prefix-map=): New option.
5288 * opts.c: Include debug.h.
5289 (common_handle_option): Handle -fdebug-prefix-map.
5290 * final.c: Include ggc.h.
5291 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
5292 remap_debug_filename): New.
5293 * Makefile.in (final.o, opts.o): Update dependencies.
5294 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
5295 * configure.ac: Check for assembler --debug-prefix-map support.
5296 * configure, config.in: Regenerate.
5297 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
5298 (ASM_DEBUG_SPEC): Include ASM_MAP.
5299 * doc/install.texi (--with-debug-prefix-map): Document.
5300 * doc/invoke.texi (-fdebug-prefix-map): Document.
5301 * dbxout.c (dbxout_init, dbxout_start_source_file,
5302 dbxout_source_file): Call remap_debug_filename.
5303 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
5304 dwarf2out_start_source_file, dwarf2out_finish): Call
5305 remap_debug_filename.
5306 (file_table_relative_p): Do not check d->emitted_number.
5307 * toplev.c (output_file_directive): Call remap_debug_filename.
5308 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
5309 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
5311 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5313 * loop-invariant.c (find_invariants_to_move): Add missing macro
5316 2007-08-17 Tom Tromey <tromey@redhat.com>
5318 * tree.h (struct tree_label_decl): Removed old "java" fields.
5320 2007-08-17 Richard Sandiford <richard@codesourcery.com>
5321 Nigel Stephens <nigel@mips.com>
5323 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
5324 Treat -mno-data-in-code and -mcode-xonly as aliases for
5325 -mcode-readable=no and -mcode-readable=pcrel respectively.
5326 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
5327 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
5328 (MULTILIB_DIRNAMES): Update accordingly.
5330 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
5332 * Makefile.in (version.o): Depend on $(REVISION) only if
5333 REVISION_s is defined.
5335 2007-08-17 Sa Liu <saliu@de.ibm.com>
5336 Ulrich Weigand <uweigand@de.ibm.com>
5339 * tree.c (reconstruct_complex_type): For a pointer to a vector,
5340 use build_qualified_type to retain qualifiers of the base type.
5342 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
5344 * config/score/score.md : Update pattern tablejump.
5345 * config/score/score.c : Update score_initialize_trampoline
5347 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
5348 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
5349 * doc/contrib.texi: Add my entry.
5351 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
5353 * Makefile.in (REVISION): New.
5356 (version.o): Also depend on $(REVISION). Add
5357 -DREVISION=$(REVISION_s).
5359 * version.c (version_string): Add REVISION.
5361 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
5363 * tree-eh.c (lower_try_finally_onedest): Reset the locus
5364 of GOTO that's relocated to a different block.
5366 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5368 * c-common.c (const_strip_array_types): New.
5369 * c-common.h (lang_missing_noreturn_ok_p): Delete.
5370 (const_strip_array_types): New.
5371 * c-objc-common.c (c_disregard_inline_limits,
5372 c_warn_unused_global_decl): Constify.
5373 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
5374 c_vla_type_p, c_incomplete_type_error): Likewise.
5375 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
5376 * hooks.c (hook_bool_const_tree_false): New.
5377 * hooks.h (hook_bool_const_tree_false): Likewise.
5378 * langhooks-def.h (lhd_warn_unused_global_decl,
5379 lhd_incomplete_type_error, lhd_expr_size,
5380 lhd_tree_inlining_disregard_inline_limits,
5381 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
5382 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
5383 * langhooks.c (lhd_warn_unused_global_decl,
5384 lhd_incomplete_type_error,
5385 lhd_tree_inlining_disregard_inline_limits,
5386 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
5387 lhd_expr_size): Likewise.
5388 * langhooks.h (lang_hooks_for_tree_inlining,
5389 lang_hooks_for_tree_dump, lang_hooks_for_types,
5390 lang_hooks_for_decls, lang_hooks): Likewise.
5391 * pointer-set.c (pointer_set_t, pointer_set_create,
5392 pointer_set_contains, insert_aux, pointer_set_insert,
5393 pointer_set_traverse, pointer_map_t, pointer_map_create,
5394 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
5396 * pointer-set.h (pointer_set_contains, pointer_set_insert,
5397 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
5398 pointer_map_traverse): Likewise.
5399 * predict.c (assert_is_empty): Likewise.
5400 * tree-affine.c (free_name_expansion): Likewise.
5401 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
5402 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
5403 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
5405 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
5407 * tree-vectorizer.c (new_loop_vec_info): Initialize new
5409 (destroy_loop_vec_info): Add call to VEC_free.
5410 * tree-vectorizer.h (may_alias_ddrs): Define.
5411 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
5412 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
5413 Change reporting to dump.
5414 (vect_is_duplicate_ddr): New.
5415 (vect_mark_for_runtime_alias_test): New.
5416 (vect_analyze_data_ref_dependences) Add call to
5417 vect_mark_for_runtime_alias_test.
5418 (vect_enhance_data_refs_alignment): Define local variable
5419 vect_versioning_for_alias_required, don't perform
5420 peeling for alignment if versioning for alias is
5422 (vect_enhance_data_refs_alignment): Use
5423 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
5424 PARAM_VECT_MAX_VERSION_CHECKS.
5425 * tree-vect-transform.c
5426 (vect_create_cond_for_alias_checks): New.
5427 (vect_transform_loop): Add call to
5428 vect_create_cond_for_alias_checks.
5429 (vect_vfa_segment_size): New.
5430 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
5432 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
5433 * gcc/doc/invoke.texi
5434 (vect-max-version-for-alignment-checks): Document.
5435 (vect-max-version-for-alias-checks): Document.
5436 (vect-max-version-checks): Remove.
5438 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
5440 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
5441 the same line as the instruction for all asm dialects.
5442 (*rep_movsi): Ditto.
5443 (*rep_movsi_rex64): Ditto.
5444 (*rep_movqi): Ditto.
5445 (*rep_movqi_rex64): Ditto.
5446 (*rep_stosdi_rex64): Ditto.
5447 (*rep_stossi): Ditto.
5448 (*rep_stossi_rex64): Ditto.
5449 (*rep_stosqi): Ditto.
5450 (*rep_stosqi_rex64): Ditto.
5451 (*cmpstrnqi_nz_1): Ditto.
5452 (*cmpstrnqi_nz_rex_1): Ditto.
5453 (*cmpstrnqi_1): Ditto.
5454 (*cmpstrnqi_rex_1): Ditto.
5455 (*strlenqi_1): Ditto.
5456 (*strlenqi_rex_1): Ditto.
5457 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
5458 prefix on the same line as the instruction for all asm dialects.
5459 (sync_double_compare_and_swap<mode>): Ditto.
5460 (*sync_double_compare_and_swapdi_pic): Ditto.
5461 (*sync_compare_and_swap_cc<mode>): Ditto.
5462 (sync_double_compare_and_swap_cc<mode>): Ditto.
5463 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
5464 (sync_old_add<mode>): Ditto.
5465 (sync_add<mode>): Ditto.
5466 (sync_sub<mode>): Ditto.
5467 (sync_ior<mode>): Ditto.
5468 (sync_and<mode>): Ditto.
5469 (sync_xor<mode>): Ditto.
5471 2007-08-16 Richard Sandiford <richard@codesourcery.com>
5474 * reload.c (find_reloads): Check that the memory returned by
5475 find_reloads_toplev was not the result of forcing a constant
5477 (find_reloads_toplev): Always use simplify_gen_subreg to get
5478 the subreg of a constant. If the result is also a constant,
5479 but not a legitimate one, force it into the constant pool
5480 and reload its address.
5482 2007-08-15 David Edelsohn <edelsohn@gnu.org>
5484 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
5487 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
5489 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
5490 directive for the current vector ABI.
5492 2007-08-15 Steve Ellcey <sje@cup.hp.com>
5495 * caller-save.c (reg_save_code): Set invalide status on restore code.
5497 2007-08-15 Diego Novillo <dnovillo@google.com>
5499 * tree-ssa-alias.c (compute_memory_partitions): Use
5500 alias_bitmap_obstack to allocate bitmaps.
5501 (reset_alias_info): Factor out of init_alias_info.
5502 Mark all name tags not associated to an SSA name for renaming.
5503 (init_alias_info): Call it.
5504 (create_name_tags): Tidy. Add comments.
5505 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
5507 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
5509 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
5510 scheduler dependencies.
5512 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
5514 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
5516 (*iorsi_1_zext): Likewise.
5517 (*iorsi_1_zext_imm): Likewise.
5518 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
5519 with "rm"/"xm" constraint.
5520 (sse2_vmsqrtv2df2): Likewise.
5522 2007-08-15 Jakub Jelinek <jakub@redhat.com>
5525 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
5528 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
5530 * tree-pass.h (PROP_pta): Removed.
5531 (TODO_rebuild_alias): New.
5532 (pass_may_alias): Removed.
5533 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
5534 aliasing if we changed something.
5535 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
5537 (pass_may_alias): Removed.
5538 (create_structure_vars): Return TODO_rebuild_alias.
5539 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
5540 * tree-sra.c (tree_sra): Only rebuild aliasing if something
5542 (tree_sra_early): We never affect aliasing right now.
5543 * tree-flow.h (compute_may_aliases): New prototype.
5544 * passes.c: Remove pass_may_alias from the passes.
5545 (execute_function_todo): Support TODO_rebuild_alias.
5547 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
5549 * i386.c: (legitimize_address): Move dllimported variable check
5550 infront of legitimizing pic address of CONST symbols.
5552 2007-08-14 Steve Ellcey <sje@cup.hp.com>
5554 PR tree-optimization/32941
5555 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
5556 (goto_queue_cmp): Remove.
5557 (find_goto_replacement): Change search method.
5558 (maybe_record_in_goto_queue): Add assert.
5559 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
5560 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
5562 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5564 * alias.c (component_uses_parent_alias_set): Constify.
5565 * alias.h (component_uses_parent_alias_set): Likewise.
5566 * cfgrtl.c (print_rtl_with_bb): Likewise.
5567 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
5568 mpz_get_double_int): Likewise.
5569 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
5570 mpz_get_double_int): Likewise.
5571 * expr.c (is_aligning_offset, undefined_operand_subword_p,
5572 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
5574 * expr.h (safe_from_p): Likewise.
5575 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
5577 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
5578 zero_sized_type, goa_lhs_expr_p): Likewise.
5579 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
5580 * rtl.h (print_rtl_with_bb): Likewise.
5581 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
5582 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
5583 * tree-flow-inline.h (bb_stmt_list): Constify.
5584 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
5586 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
5587 const_first_stmt, const_last_stmt): New.
5588 (block_may_fallthru, empty_block_p): Constify.
5589 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
5590 EXPR_ONLY_BODY): New.
5591 (expr_first, expr_last, expr_only): Use macro for body.
5592 (const_expr_first, const_expr_last, const_expr_only): New.
5593 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
5594 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
5595 ctsi_prev, ctsi_stmt): New.
5596 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
5597 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
5598 * tree-ssa-loop-niter.c (loop_only_exit_p,
5599 derive_constant_upper_bound): Likewise.
5600 * tree-ssa-phiopt.c (empty_block_p): Likewise.
5601 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
5602 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
5603 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
5604 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
5605 * tree.c (get_type_static_bounds): Likewise.
5606 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
5607 (get_type_static_bounds): Constify.
5609 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
5612 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
5613 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
5614 (*<addsub><mode>3_cc_overflow): New.
5615 (*add<mode>3_cconly_overflow): New.
5616 (*sub<mode>3_cconly_overflow): New.
5617 (*<addsub>si3_zext_cc_overflow): New.
5618 * config/i386/predicates.md (fcmov_comparison_operator): Accept
5619 CCCmode for LTU, GTU, LEU and GEU.
5620 (ix86_comparison_operator): Likewise.
5621 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
5622 * config/i386/i386.c (put_condition_code): Support CCCmode.
5623 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
5624 or MINUS expressions.
5626 2007-08-14 Andrew Pinski <pinskia@gmail.com>
5629 * c-typeck.c (build_binary_op): Disallow vector float types with
5630 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
5632 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
5634 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
5635 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
5636 (dep_def): New typedef.
5637 (init_dep_1, sd_debug_dep): Declare functions.
5638 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
5639 (debug_dep_links): Remove.
5640 (struct _deps_list): New field 'n_links'.
5641 (DEPS_LIST_N_LINKS): New macro.
5642 (FOR_EACH_DEP_LINK): Remove.
5643 (create_deps_list, free_deps_list, delete_deps_list): Remove
5645 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
5646 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
5647 (copy_deps_list_change_con, move_dep_link): Ditto.
5648 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
5649 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
5651 (INSN_BACK_DEPS): Remove.
5652 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
5654 (INSN_DEP_COUNT): Remove.
5655 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
5656 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
5657 Declare global variables.
5658 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
5659 (add_forw_dep, compute_forward_dependences): Remove declarations.
5660 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
5661 (add_back_forw_dep, delete_back_forw_dep): Ditto.
5662 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
5664 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
5666 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
5667 (sd_list_types_def): New typedef.
5668 (sd_next_list): Declare function.
5669 (struct _sd_iterator): New type.
5670 (sd_iterator_def): New typedef.
5671 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
5673 (FOR_EACH_DEP): New cycle wrapper.
5674 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
5676 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
5677 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
5680 * sched-deps.c (init_dep_1): Make global.
5681 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
5683 (dump_dep): New static function.
5684 (dump_dep_flags): New static variable.
5685 (sd_debug_dep): New function.
5686 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
5688 (move_dep_link): Use remove_from_deps_list (), instead of
5690 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
5691 (dep_link_is_detached_p): New static function.
5692 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
5694 (dn_pool, dl_pool): New alloc_pools.
5695 (dn_pool_diff, dl_pool_diff): New static variables.
5696 (create_dep_node, delete_dep_node): New static function.
5697 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
5698 (deps_list_empty_p): Make it static. Use 'n_links' field.
5699 (deps_pools_are_empty_p): New static function.
5700 (alloc_deps_list, delete_deps_list): Remove.
5701 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
5702 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
5703 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
5704 (forward_dependency_cache): Remove.
5705 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
5706 'back' from the names. Change signature to use dep_t instead of
5708 (add_back_dep): Ditto. Make global.
5709 (check_dep_status): Rename to check_dep ().
5710 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
5712 (sd_finish_insn): Ditto.
5713 (sd_find_dep_between_no_cache): New static function.
5714 (sd_find_dep_between): New function.
5715 (ask_dependency_caches, set_dependency_caches): New static functions.
5716 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
5717 (add_or_update_dep_1): Separate pieces of functionality into
5718 ask_dependency_caches (), update_dependency_caches (),
5719 change_spec_dep_to_hard (), update_dep ().
5720 (get_back_and_forw_lists): New static function.
5721 (sd_add_dep): Separate setting of dependency caches into
5722 set_dependency_caches ().
5723 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
5725 (sd_delete_dep): Ditto.
5726 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
5727 (dump_lists): New static function.
5728 (sd_debug_lists): New debug function.
5729 (delete_all_dependences, fixup_sched_groups): Update to use
5730 sd_* infrastructure.
5731 (sched_analyze_2): Create data-speculative dependency only if
5732 data-speculation is enabled.
5733 (sched_analyze_insn): If insn cannot be speculative, make all its
5734 dependencies non-speculative.
5735 (sched_analyze): Use sd_init_insn ().
5736 (add_forw_dep, compute_forward_dependencies): Remove.
5737 (delete_dep_nodes_in_back_deps): New static function.
5738 (sched_free_deps): New function.
5739 (init_dependency_caches): Init alloc_pools.
5740 (extend_depedency_caches): Update after removing of
5741 forward_dependency_cache.
5742 (free_dependency_caches): Ditto. Free alloc_pools.
5743 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
5744 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
5746 (add_back_forw_dep, delete_back_forw_dep): Ditto.
5747 (add_dependence): Use init_dep ().
5748 (get_dep_weak_1): New static function.
5749 (get_dep_weak): Move logic to get_dep_weak_1 ().
5750 (dump_ds): New static function moved from haifa-sched.c:
5751 debug_spec_status ().
5752 (debug_ds): New debug function.
5753 (check_dep_status): Rename to check_dep (). Update to check whole
5756 * haifa-sched.c (spec_info): Make global.
5757 (added_recovery_block_p): Rename to
5758 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
5759 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
5760 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
5761 to use new interfaces.
5762 (ok_for_early_queue_removal): Ditto.
5763 (schedule_block): Initialize logical uids of insns emitted by the
5765 (sched_init): Initialize new variable.
5766 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
5768 (extend_global): Initialize insn data.
5769 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
5770 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
5772 (add_to_speculative_block): Update to use new interfaces.
5773 (create_recovery_block): Set new variables.
5774 (create_check_block_twin, fix_recovery_deps): Update to use new
5776 (sched_insn_is_legitimate_for_speculation_p): New function.
5777 (speculate_insn): Move checking logic to
5778 sched_insn_is_legitimate_for_speculation_p ().
5779 (sched_remove_insn): Finalize sched-deps information of instruction.
5780 (clear_priorities, add_jump_dependencies): Update to use new
5782 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
5784 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
5785 to use new interfaces.
5786 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
5787 (new_ready): Try to use control speculation only if it is available.
5788 (add_branch_dependences): Update to use new interfaces.
5789 (compute_block_backward_dependences): Rename to
5790 compute_block_dependences (). Call
5791 targetm.sched.dependencies_evaluation_hook ().
5792 (free_block_dependencies): New static function.
5793 (debug_dependencies): Update to use new interfaces.
5794 (schedule_region): Remove separate computation of forward dependencies.
5795 Move call of targetm.sched.dependencies_evaluation_hook () to
5796 compute_block_dependences (). Free dependencies at the end of
5797 scheduling the region.
5799 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
5801 (add_deps_for_risky_insns): Ditto.
5802 (schedule_ebb): Remove separate computation of forward dependencies.
5803 Free dependencies at the end of scheduling the ebb.
5805 * ddg.c (create_ddg_dependence): Update to use new interfaces.
5806 (build_intra_loop_deps): Ditto. Remove separate computation of
5807 forward dependencies. Free sched-deps dependencies.
5809 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
5810 to use new interfaces.
5811 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
5813 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
5815 (is_costly_group): Ditto.
5817 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5819 * alias.c (rtx_equal_for_memref_p): Constify.
5820 * basic-block.h (const_edge, const_basic_block): New.
5821 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
5822 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
5823 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
5824 probably_never_executed_bb_p, edge_probability_reliable_p,
5825 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
5826 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
5828 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
5829 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
5831 * cfganal.c (flow_active_insn_p, forwarder_block_p,
5832 flow_nodes_print, dfs_enumerate_from): Likewise.
5833 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
5834 control_flow_insn_p, count_basic_blocks): Likewise.
5835 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
5836 get_loop_body_with_size, loop_exit_edge_p): Likewise.
5837 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
5838 average_num_loop_insns, loop_exit_edge_p,
5839 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
5840 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
5841 average_num_loop_insns, seq_cost): Likewise.
5842 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
5843 * dominance.c (dominated_by_p): Likewise.
5844 * emit-rtl.c (validate_subreg): Likewise.
5845 * except.c (can_throw_internal, can_throw_external): Likewise.
5846 * except.h (can_throw_internal, can_throw_external): Likewise.
5847 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
5848 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
5849 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
5850 simple_mem, store_ops_ok, load_kills_store, find_loads,
5851 store_killed_in_insn, store_killed_after, store_killed_before,
5852 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
5854 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
5855 noce_mem_write_may_trap_or_fault_p): Likewise.
5856 * pointer-set.c (pointer_set_contains, pointer_map_contains):
5858 * pointer-set.h (pointer_set_contains, pointer_map_contains):
5860 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
5861 probably_cold_bb_p, probably_never_executed_bb_p,
5862 edge_probability_reliable_p, br_prob_note_reliable_p,
5863 can_predict_insn_p): Likewise.
5864 * regclass.c (reg_set_to_hard_reg_set): Likewise.
5865 * resource.c (return_insn_p): Likewise.
5866 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
5868 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
5869 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
5870 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
5871 verify_gimple_modify_stmt): Likewise.
5872 * tree-chrec.c (is_not_constant_evolution,
5873 is_multivariate_chrec_rec, is_multivariate_chrec,
5874 chrec_contains_symbols, chrec_contains_undetermined,
5875 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
5876 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
5877 eq_evolutions_p, scev_direction): Likewise.
5878 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
5879 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
5880 chrec_contains_symbols_defined_in_loop,
5881 chrec_contains_undetermined, tree_contains_chrecs,
5882 evolution_function_is_affine_multivariate_p,
5883 evolution_function_is_univariate_p, chrec_zerop,
5884 evolution_function_is_constant_p, evolution_function_is_affine_p,
5885 evolution_function_is_affine_or_constant_p,
5886 tree_does_not_contain_chrecs, chrec_type): Likewise.
5887 * tree-data-ref.c (tree_fold_divides_p,
5888 object_address_invariant_in_loop_p, dr_may_alias_p,
5889 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
5890 same_access_functions, constant_access_functions,
5891 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
5893 * tree-flow.h (scev_direction): Likewise.
5894 * tree-gimple.c (is_gimple_stmt): Likewise.
5895 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
5897 * tree-pretty-print.c (op_prio): Likewise.
5898 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
5899 analyzable_condition, backedge_phi_arg_p): Likewise.
5900 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
5901 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
5902 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
5905 2007-08-13 Dan Hipschman <dsh@google.com>
5908 * c-format.c (check_format_arg): Move check for zero-length
5909 format strings below the check for unterminated strings.
5911 2007-08-13 Andrew Pinski <pinskia@gmail.com>
5914 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
5917 2007-08-13 Nick Clifton <nickc@redhat.com>
5919 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
5921 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5924 * c-format.c (gcc_gfc_length_specs): New array.
5925 (gcc_gfc_char_table): Add unsigned specifier, and references to
5926 the l length modifier.
5927 (format_types_orig): Use the new gcc_gfc_length_specs.
5929 2007-08-12 Sa Liu <saliu@de.ibm.com>
5931 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
5932 and with REG_RETVAL note after split.
5934 2007-08-11 David Daney <ddaney@avtrex.com>
5936 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
5937 as ATTRIBUTE_UNUSED.
5939 2007-08-11 David Edelsohn <edelsohn@gnu.org>
5940 Segher Boessenkool <segher@kernel.crashing.org>
5942 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
5943 HAVE_LOCAL_CPU_DETECT not defined.
5945 2007-08-11 Jan Hubicka <jh@suse.cz>
5947 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
5948 (cgraph_process_new_functions): Honor previous value of
5949 disregard_inline_limits.
5950 * ipa-inline.c (compute_inline_parameters): Likewise.
5952 2007-08-11 Ian Lance Taylor <iant@google.com>
5954 * alias.h (alias_set_type): Define new type.
5955 (ALIAS_SET_MEMORY_BARRIER): Use it.
5956 * rtl.h: Include alias.h.
5957 (struct mem_attrs): Use alias_set_type.
5958 * tree.h: Include alias.h
5959 (struct tree_type): Use alias_set_type.
5960 (struct tree_struct_field_tag): Likewise.
5961 (struct tree_decl_common): Likewise.
5962 * alias.c (struct alias_set_entry): Use alias_set_type.
5963 (get_alias_set_entry, alias_set_subset_of): Likewise.
5964 (alias_sets_conflict_p): Likewise.
5965 (alias_sets_must_conflict_p): Likewise.
5966 (objects_must_conflict_p): Likewise.
5967 (get_alias_set, new_alias_set): Likewise.
5968 (record_alias_subset, record_component_aliases): Likewise.
5969 (varargs_set, frame_set): Change to alias_set_type.
5970 (get_varargs_alias_set): Use alias_set_type.
5971 (get_frame_alias_set): Likewise.
5972 * builtins.c (setjmp_alias_set): Change to alias_set_type.
5973 * dse.c (struct store_info): Use alias_set_type.
5974 (struct read_info, struct clear_alias_mode_holder): Likewise.
5975 (clear_alias_set_lookup, canon_address): Likewise.
5976 (record_store, check_mem_read_rtx): Likewise.
5977 (dse_record_singleton_alias_set): Likewise.
5978 (dse_invalidate_singleton_alias_set): Likewise.
5979 * emit-rtl.c (get_mem_attrs): Likewise.
5980 (set_mem_attributes_minus_bitpos): Likewise.
5981 (set_mem_alias_set): Likewise.
5982 * expr.c (store_constructor_field, store_field): Likewise.
5983 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
5984 * langhooks.c (lhd_get_alias_set): Likewise.
5985 * langhooks-def.h (lhd_get_alias_set): Likewise.
5986 * reload1.c (alter_reg): Likewise.
5987 * tree-flow.h (struct fieldoff): Likewise.
5988 * tree-ssa-alias.c (struct alias_map_d): Likewise.
5989 (may_alias_p, get_smt_for, create_sft): Likewise.
5990 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
5991 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
5992 (merge_smts_into): Likewise.
5993 * varasm.c (const_alias_set): Likewise.
5994 * c-common.c (strict_aliasing_warning): Likewise.
5995 (c_common_get_alias_set): Likewise.
5996 * dse.h (dse_record_singleton_alias_set): Update declaration.
5997 (dse_invalidate_singleton_alias_set): Likewise.
5998 * emit-rtl.h (set_mem_alias_set): Likewise.
5999 * c-common.h (c_common_get_alias_set): Likewise.
6000 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
6001 * print-tree.c (print_node): Likewise.
6002 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
6004 (alpha_setup_incoming_varargs): Use alias_set_type.
6005 * config/i386/i386.c (setup_incoming_varargs_64): Use
6007 (setup_incoming_varargs_ms_64): Likewise.
6008 (ix86_GOT_alias_set): Likewise.
6009 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
6010 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
6011 (set): Change to alias_set_type.
6012 (get_TOC_alias_set): Use alias_set_type.
6013 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
6015 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
6016 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
6018 (struct_value_alias_set): Likewise.
6019 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
6021 2007-08-11 Richard Sandiford <richard@codesourcery.com>
6023 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
6024 * config/vxworks.h (TARGET_VXWORKS): Override.
6025 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
6026 "mips" if TARGET_VXWORKS.
6028 2007-08-11 Richard Sandiford <richard@codesourcery.com>
6030 * calls.c (avoid_likely_spilled_reg): New function.
6031 (expand_call): Use it.
6033 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6035 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
6037 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
6039 * config/mips/predicates.md (const_call_insn_operand): Invoke
6040 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
6042 2007-08-10 David Edelsohn <edelsohn@gnu.org>
6045 * config/rs6000/driver-rs6000.c: Include link.h.
6046 Use ElfW instead of wordsize-specif typedef.
6048 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6050 * system.h (CONST_CAST): New.
6051 * c-decl.c (c_make_fname_decl): Use it.
6052 * c-lex.c (cb_ident, lex_string): Likewise.
6053 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
6054 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
6055 give_switch, set_multilib_dir): Likewise.
6056 * gengtype-parse.c (string_seq, typedef_name): Likewise.
6057 * passes.c (execute_one_pass): Likewise.
6058 * prefix.c (update_path): Likewise.
6059 * pretty-print.c (pp_base_destroy_prefix): Likewise.
6060 * tree.c (build_string): Likewise.
6062 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
6064 * tree-flow-inline.h (is_exec_stmt): Remove.
6065 (is_label_stmt): Remove.
6066 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
6069 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
6071 * lower-subreg.c (resolve_shift_zext): Don't adjust
6072 src_reg_num for wordmode operands.
6074 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
6075 David Ung <davidu@mips.com>
6077 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
6078 (TARGET_SCHED_REORDER2): Define.
6079 (mips_maybe_swap_ready): New.
6080 (mips_last_74k_agen_insn): New.
6081 (mips_74k_agen_init): New.
6082 (mips_74k_agen_reorder): New function to group loads and stores
6084 (mips_sched_init): New.
6085 (mips_sched_reorder): Don't do initialization here. Call
6086 mips_74k_agen_reorder.
6087 (mips_variable_issue): Call mips_74k_agen_init.
6089 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
6091 * tree-flow-inline.h (get_filename): Remove.
6093 2007-08-10 Richard Sandiford <richard@codesourcery.com>
6095 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
6097 (mips_fetch_insns): Delete in favor of...
6098 (mips_load_store_insns): ...this new function.
6099 * config/mips/mips.c (mips_address_insns): Add a boolean argument
6100 to say whether multiword moves _might_ be split.
6101 (mips_fetch_insns): Delete in favor of...
6102 (mips_load_store_insns): ...this new function.
6103 (mips_rtx_costs): Update the call to mips_address_insns.
6104 (mips_address_cost): Likewise.
6105 * config/mips/mips.md (length): Use mips_load_store_insns instead
6106 of mips_fetch_insns.
6107 * config/mips/constraints.md (R): Use mips_address_insns rather
6108 than mips_fetch_insns. Assume that the move never needs to be split.
6110 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
6112 * config/mips/mips.opt (mhard-float, msoft-float): Make these
6113 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
6114 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
6115 * config/mips/mips.h (mips16_hard_float): Delete.
6116 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
6117 definitions, and replace with....
6118 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
6119 * config/mips/mips.c (mips16_hard_float): Delete. Replace
6120 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
6121 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
6122 (override_options): Replace MASK_SOFT_FLOAT references with
6123 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
6124 and mips16_hard_float when TARGET_MIPS16.
6126 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6129 * c-typeck.c (build_binary_op): Check for non pointer types before
6130 calling int_fits_type_p.
6132 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6135 * fold-const.c (omit_one_operand): Return only the ommitted expression
6136 if the result is an empty statement.
6137 (pedantic_omit_one_operand): Likewise.
6139 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
6141 * c-typeck.c (readonly_error): Improve error for assignment.
6143 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
6145 (pp_c_expression): Ditto.
6147 2007-08-09 Simon Baldwin <simonb@google.com>
6149 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
6150 break that was preventing simplify_associative_operation() for xor.
6152 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
6153 Nigel Stephens <nigel@mips.com>
6155 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
6156 Document change in interpretation of value from boolean to
6158 * optabs.c (expand_ffs, expand_ctz): New functions to compute
6159 ffs and ctz using clz.
6160 (expand_unop): Call them.
6161 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
6163 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
6164 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
6165 enable the new ffs expansion on this target.
6167 2007-08-09 Jan Hubicka <jh@suse.cz>
6169 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
6170 (expand_ternary_op): Likewise.
6171 (expand_vec_shift_expr): Likewise.
6172 (expand_binop_directly): Likewise.
6173 (expand_binop): Likewise.
6174 (sign_expand_binop): Likewise.
6175 (expand_twoval_unop): Likewise.
6176 (expand_twoval_binop): Likewise.
6177 (expand_twoval_binop_libfunc): Likewise.
6178 (widen_clz): Likewise.
6179 (widen_bswap): Likewise.
6180 (expand_parity): Likewise.
6181 (expand_unop): Likewise.
6182 (expand_abs_nojump): Likewise.
6183 (expand_copysign): Likewise.
6184 (emit_no_conflict_block): Likewise.
6185 (emit_libcall_block): Likewise.
6186 (can_compare_p): Likewise.
6187 (prepare_cmp_insn): Likewise.
6188 (emit_cmp_and_jump_insn_1): Likewise.
6189 (prepare_float_lib_cmp): Likewise.
6190 (emit_conditional_add): Likewise.
6191 (gen_add2_insn): Likewise.
6192 (have_add2_insn): Likewise.
6193 (gen_sub2_insn): Likewise.
6194 (have_sub2_insn): Likewise.
6195 (can_extend_p): Likewise.
6196 (can_fix_p): Likewise.
6197 (can_float_p): Likewise.
6198 (expand_float): Likewise.
6199 (expand_fix): Likewise.
6200 (expand_sfix_optab): Likewise.
6201 (new_optab): Likewise.
6202 (new_convert_optab): Likewise.
6203 (init_libfuncs): Likewise.
6204 (init_interclass_conv_libfuncs): Likewise.
6205 (init_intraclass_conv_libfuncs): Likewise.
6206 (set_conv_libfunc): Likewise.
6207 (init_optabs): Likewise.
6208 (debug_optab_libfuncs): Likewise.
6209 (gen_cond_trap): Likewise.
6210 * optabs.h (optab_handler, convert_optab_hanlder): New.
6211 * genopinit.c: Update optabs generation table.
6212 * reload.c (find_reloads_address_1): Use optabs accestors.
6213 * builtins.c (expand_builtin_mathfn): Likewise.
6214 (expand_builtin_mathfn_2): Likewise.
6215 (expand_builtin_mathfn_3): Likewise.
6216 (expand_builtin_interclass_mathfn): Likewise.
6217 (expand_builtin_sincos): Likewise.
6218 (expand_builtin_cexpi): Likewise.
6219 (expand_builtin_powi): Likewise.
6220 (expand_builtin_strlen): Likewise.
6221 * dojump.c (do_jump): Likewise.
6222 * expr.c (convert_move): Likewise.
6223 (move_by_pieces): Likewise.
6224 (move_by_pieces_ninsns): Likewise.
6225 (can_store_by_pieces): Likewise.
6226 (store_by_pieces_1): Likewise.
6227 (emit_move_via_integer): Likewise.
6228 (emit_move_complex): Likewise.
6229 (emit_move_ccmode): Likewise.
6230 (emit_move_insn_1): Likewise.
6231 (emit_single_push_insn): Likewise.
6232 (store_constructor): Likewise.
6233 (expand_expr_real_1): Likewise.
6234 (do_store_flag): Likewise.
6235 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
6236 (enumerate_modes): Likewise.
6237 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
6238 (supportable_widening_operation): Likewise.
6239 (supportable_narrowing_operation): Likewise.
6240 * expmed.c (store_bit_field_1): Likewise.
6241 (extract_bit_field_1): Likewise.
6242 (expand_mult_highpart_optab): Likewise.
6243 (expand_smod_pow2): Likewise.
6244 (expand_divmod): Likewise.
6245 (emit_store_flag): Likewise.
6246 * tree-vect-patterns.c
6247 (vect_pattern_recog_1): Likewise.
6248 * tree-ssa-loop-prefetch.c
6249 (nontemporal_store_p): Likewise.
6250 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
6251 (vect_create_epilog_for_reduction): Likewise.
6252 (vectorizable_reduction): Likewise.
6253 (vectorizable_operation): Likewise.
6254 (vect_strided_store_supported): Likewise.
6255 (vectorizable_store): Likewise.
6256 (vect_strided_load_supported): Likewise.
6257 (vectorizable_load): Likewise.
6258 * combine.c (simplify_comparison): Likewise.
6259 * tree-vect-generic.c
6260 (type_for_widest_vector_mode): Likewise.
6261 (expand_vector_operations_1): Likewise.
6262 * config/spu/spu.c (spu_expand_mov): Likewise.
6263 (spu_emit_vector_compare): Likewise.
6264 * config/rs6000/rs6000.c
6265 (rs6000_emit_vector_compare): Likewise.
6266 * stmt.c (add_case_node): Likewise.
6267 * reload1.c (gen_reload):
6269 2007-08-09 Michael Matz <matz@suse.de>
6271 * tree.h (fixed_zerop): Declare as taking a const_tree.
6272 * tree.c (fixed_zerop): Take a const_tree.
6274 2007-08-09 Ira Rosen <irar@il.ibm.com>
6276 * tree-vect-transform.c (vectorizable_store): Remove call to
6277 copy_virtual_operands() and call mark_symbols_for_renaming() for
6278 the created vector store.
6279 (vect_setup_realignment): Don't call copy_virtual_operands() and
6280 update_vuses_to_preheader().
6281 (vectorizable_load): Don't call copy_virtual_operands().
6282 (update_vuses_to_preheader): Remove.
6284 2007-08-08 Chao-ying Fu <fu@mips.com>
6286 * tree.def (FIXED_POINT_TYPE): New type.
6287 (FIXED_CST): New constant.
6288 (FIXED_CONVERT_EXPR): New expr.
6289 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
6290 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
6291 * tree.h (struct tree_base): Add saturating_flag.
6292 Remove one bit of spare for saturating_flag.
6293 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
6294 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
6295 FIXED_POINT_TYPE_P): Define.
6296 (TYPE_SATURATING): Define.
6297 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
6298 (struct tree_fixed_cst): New.
6299 (TYPE_IBIT, TYPE_FBIT): Define.
6300 (tree_node): Add fixed_cst.
6301 (enum tree_index): Add new enumeration values of
6302 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
6303 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
6304 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
6305 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
6306 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
6307 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
6308 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
6309 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
6310 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
6311 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
6312 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
6313 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
6314 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
6315 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
6316 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
6317 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
6318 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
6319 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
6320 (sat_short_fract_type_node, sat_fract_type_node,
6321 sat_long_fract_type_node, sat_long_long_fract_type_node,
6322 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
6323 sat_unsigned_long_fract_type_node,
6324 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
6325 fract_type_node, long_fract_type_node, long_long_fract_type_node,
6326 unsigned_short_fract_type_node, unsigned_fract_type_node,
6327 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
6328 sat_short_accum_type_node, sat_accum_type_node,
6329 sat_long_accum_type_node, sat_long_long_accum_type_node,
6330 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
6331 sat_unsigned_long_accum_type_node,
6332 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
6333 accum_type_node, long_accum_type_node, long_long_accum_type_node,
6334 unsigned_short_accum_type_node, unsigned_accum_type_node,
6335 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
6336 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
6337 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
6338 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
6339 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
6340 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
6341 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
6342 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
6343 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
6344 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
6345 sat_uda_type_node, sat_uta_type_node): New macro.
6346 (make_fract_type, make_accum_type): Declare.
6347 (make_signed_fract_type, make_unsigned_fract_type,
6348 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
6349 make_signed_accum_type, make_unsigned_accum_type,
6350 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
6351 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
6352 make_or_reuse_sat_signed_fract_type,
6353 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
6354 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
6355 make_or_reuse_sat_unsigned_accum_type): New macro.
6356 (fixed_zerop): Declare.
6357 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
6358 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
6359 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
6360 LONG_LONG_ACCUM_TYPE_SIZE): Define.
6361 * treestruct.def: Add TS_FIXED_CST.
6362 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
6364 (tree-dump.o): Likewise.
6365 (print-tree.o): Likewise.
6366 (tree-pretty-print.o): Likewise.
6367 (fold-const.o): Likewise.
6368 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
6369 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
6370 (is_gimple_min_invariant): Handle FIXED_CST.
6371 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
6372 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
6373 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6374 (layout_type): Handle FIXED_POINT_TYPE.
6375 (make_fract_type, make_accum_type): New functions.
6376 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
6377 * tree-dump.c (fixed-value.h): New include.
6378 (dump_fixed): New function.
6379 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
6380 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
6381 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
6382 * tree-pretty-print.c (fixed-value.h): New include.
6383 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
6385 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
6386 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
6387 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
6388 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
6389 for non-saturating fixed-point types.
6390 (reassociate_bb): Likewise.
6391 * emit-rtl.c (fixed-value.h): New include.
6392 (fconst0, fconst1): New array.
6393 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
6394 * tree-vect-generic.c expand_vector_operation): Support
6395 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
6397 (type_for_widest_vector_mode): Add one parameter for the
6399 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
6401 Pass the satp parameter to type_for_mode for fixed-point types.
6402 (expand_vector_operations_1): Pass the saturating flag to
6403 type_for_widest_vector_mode.
6404 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
6405 and MODE_VECTOR_UACCUM.
6406 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
6407 (vectorizable_condition): Likewise.
6408 * tree.c (fixed-value.h): New include.
6409 (tree_code_size): Support FIXED_CST.
6410 (build_fixed): New function.
6411 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
6412 (fixed_zerop): New function.
6413 (tree_node_structure): Support FIXED_CST.
6414 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
6415 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
6416 (type_hash_eq): Handle FIXED_POINT_TYPE.
6417 (simple_cst_equal): Support FIXED_CST.
6418 (iterative_hash_expr): Handle FIXED_CST.
6419 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
6420 (get_narrower): Likewise.
6421 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
6422 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
6423 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
6424 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
6426 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
6427 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6428 (initializer_zerop): Support FIXED_CST.
6429 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
6430 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
6431 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
6432 (is_base_type): Handle FIXED_POINT_TYPE.
6433 (add_type_attribute): Handle FIXED_POINT_TYPE.
6434 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
6435 * print-tree.c (fixed-value.h): New include.
6436 (print_node_brief): Support FIXED_CST.
6437 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
6438 * c-pretty-print.c (fixed-value.h): New include.
6439 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
6440 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
6441 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
6442 Support fixed-point types for inner items in VECTOR_TYPE.
6443 (pp_c_direct_declarator): Likewise.
6444 (pp_c_declarator): Likewise.
6445 (pp_c_fixed_constant): New function.
6446 (pp_c_constant): Handle FIXED_CST.
6447 (pp_c_primary_expression): Likewise.
6448 (pp_c_expression): Likewise.
6449 * fold-const.c (fixed-value.h): New include.
6450 (negate_expr_p): Return true for FIXED_CST.
6451 (fold_negate_expr): Support FIXED_CST.
6452 (split_tree): Support FIXED_CST.
6453 (const_binop): Support FIXED_CST.
6454 (fold_convert_const_int_from_fixed): New function to convert from
6456 (fold_convert_const_real_from_fixed): New function to convert from
6458 (fold_convert_const_fixed_from_fixed): New function to convert from
6459 fixed to another fixed.
6460 (fold_convert_const_fixed_from_int): New function to convert from
6462 (fold_convert_const_fixed_from_real): New function to convert from
6464 (fold_convert_const): Support conversions from fixed to int, from
6465 fixed to real, from fixed to fixed, from int to fixed, and from real
6467 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
6468 (operand_equal_p): Support FIXED_CST.
6469 (make_range): For fixed-point modes, we need to pass the
6470 saturating flag as the 2nd parameter.
6471 (tree_swap_operands_p): Handle FIXED_CST.
6472 (fold_plusminus_mult_expr): For fract modes, we cannot generate
6474 (fold_unary): Support FIXED_CONVERT_EXPR.
6475 (fold_binary): Handle FIXED_CST.
6476 Make sure the type is not saturating, before associating operations.
6477 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
6478 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
6479 (fold_negate_const): Support FIXED_CST.
6480 (fold_relational_const): Support FIXED_CST.
6481 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
6482 (gimplify_expr): Handle FIXED_CST.
6483 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
6484 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
6485 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
6486 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
6487 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
6488 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
6489 LONG_LONG_ACCUM_TYPE_SIZE.
6490 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
6491 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
6492 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
6493 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
6494 MODE_ACCUM, and MODE_UACCUM.
6495 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
6496 fixed-point types to disable reduction.
6497 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
6499 2007-08-08 David Edelsohn <edelsohn@gnu.org>
6501 * config/rs6000/x-rs6000: New file.
6502 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
6503 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
6504 (EXTRA_SPEC_FUNCTIONS): Define.
6505 (HAVE_LOCAL_CPU_DETECT): Define.
6506 (CC1_CPU_SPEC): Define.
6507 * config/rs6000/driver-rs6000.c: New file.
6508 * config/rs6000/aix.h (CC1_SPEC): Define.
6509 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
6510 * config.host: Add x-rs6000 to host_xmake_file if host and target
6511 are rs6000 or powerpc.
6513 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
6515 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
6517 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6518 Sandra Loosemore <sandra@codesourcery.com>
6519 Chao-ying Fu <fu@mips.com>
6520 Nigel Stephens <nigel@mips.com>
6521 David Ung <davidu@mips.com>
6523 * doc/invoke.texi (-mcode-readable): Document.
6524 * config/mips/mips.opt (mcode-readable): New option.
6525 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
6526 * config/mips/mips.h (mips_code_readable_setting): New enum.
6527 (mips_code_readable): Declare.
6528 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
6529 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
6530 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
6531 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
6532 boiler-plate comments.
6533 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
6534 * config/mips/mips.c (mips_code_readable): New variable.
6535 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
6536 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
6537 context and -mcode-readable setting to restrict the use of
6538 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
6539 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
6540 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
6541 (mips_blocks_for_constant_p): Only return false for
6542 TARGET_MIPS16_PCREL_LOADS.
6543 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
6544 for MIPS16. Handle SYMBOL_32_HIGH.
6545 (mips_const_insns): Allow HIGHs for MIPS16 too.
6546 (mips_unspec_address_offset): New function, split out from...
6547 (mips_unspec_address): ...here.
6548 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
6549 16-bit symbolic constants. Assert approropiate conditions for
6550 using the "la" and "dla" macros.
6551 (mips_handle_option): Handle -mcode-readable=.
6552 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
6553 Set up mips_lo_relocs[SYMBOL_32_HIGH].
6554 (mips_strip_unspec_address): New function, split out from...
6555 (print_operand_reloc): ...here.
6556 (print_operand): Pass constants through mips_strip_unspec_address.
6557 (print_operand_address): Likewise.
6558 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
6559 (mips_select_rtx_section): Remove MIPS16 handling.
6560 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
6561 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
6562 (mips16_lay_out_constants): Do nothing unless
6563 TARGET_MIPS16_PCREL_LOADS.
6564 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
6565 * config/mips/mips.md: Split HIGHs for MIPS16.
6566 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
6568 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6570 * config/mips/mips-protos.h (mips_emit_move): Declare.
6571 * config/mips/mips.c (mips_emit_move): New function.
6572 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
6573 (mips_legitimize_const_move): Likewise.
6574 (mips_legitimize_move): Likewise.
6575 (mips_split_64bit_move): Likewise.
6576 (mips_restore_gp): Likewise.
6577 (mips_load_call_address): Likewise.
6578 (mips_emit_fcc_reload): Likewise.
6579 (mips_set_return_address): Likewise.
6580 (mips_block_move_straight): Likewise.
6581 (mips_block_move_loop): Likewise.
6582 (mips_setup_incoming_varargs): Likewise.
6583 (mips_save_reg): Likewise.
6584 (mips_expand_prologue): Likewise.
6585 (mips_restore_reg): Likewise.
6586 (mips_expand_epilogue): Likewise.
6587 (mips_output_mi_thunk): Likewise.
6588 (build_mips16_call_stub): Likewise.
6589 (mips_builtin_branch_and_move): Likewise.
6590 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
6591 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
6592 (fixuns_truncdfdi2): Likewise.
6593 (fixuns_truncsfsi2): Likewise.
6594 (fixuns_truncsfdi2): Likewise.
6595 (loadgp_absolute): Likewise.
6596 (builtin_setjmp_setup): Likewise.
6597 (builtin_longjmp): Likewise.
6598 (untyped_call): Likewise.
6600 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6602 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
6603 an "rtx *" argument. Return a bool.
6604 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
6605 values and return true if they can be split. Take the same kind of
6606 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
6607 and store the lo_sum there if nonnull. Use the symbol type to
6608 determine whether a $gp or HIGH is needed.
6609 (mips_legitimize_address): Update call to mips_split_symbol and
6610 simplify accordingly.
6611 (mips_legitimize_const_move): Likewise.
6612 * config/mips/mips.md: In the combine define_split,
6613 check mips_split_symbol instead of splittable_symbolic_operand.
6614 Update use of mips_split_symbol in the generator code.
6615 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
6617 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6619 * config/mips/mips.c (mips_symbolic_address_p): Delete.
6620 (mips_symbol_insns_1): New function, split out from...
6621 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
6622 and stores separately from load addresses.
6623 (mips_classify_address): Replace uses of mips_symbolic_address_p
6624 with uses of mips_symbol_insns.
6625 (mips_address_insns): Update calls to mips_symbol_insns.
6626 (mips_const_insns): Likewise.
6627 (mips_legitimize_address): Likewise.
6629 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6631 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
6632 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
6633 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
6634 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
6635 non-call contexts if TARGET_MIPS16.
6636 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
6637 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
6638 code for SYMBOL_ABSOLUTE.
6639 (mips_symbol_insns): Likewise.
6641 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6643 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
6644 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
6645 (mips_symbolic_constant_p): Likewise. Update the call to
6646 mips_classify_symbol.
6647 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
6648 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
6649 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
6650 (print_operand_reloc): Add a context argument. Update the call to
6651 mips_symbolic_constant_p.
6652 (print_operand): Update the calls to print_operand_reloc.
6653 (print_operand_address): Use print_operand_reloc rather than
6655 (mips_rewrite_small_data_p): Add a context argument. Update the call
6656 to mips_symbolic_constant_p.
6657 (mips_small_data_pattern_1): Make DATA the containing mem.
6658 Update the call to mips_rewrite_small_data_p.
6659 (mips_rewrite_small_data_1): Likewise.
6660 (mips_use_anchors_for_symbol_p): Update the call to
6661 mips_symbolic_constant_p.
6662 * config/mips/predicates.md (const_call_insn_operand): Likewise.
6663 (splittable_symbolic_operand): Likewise.
6664 (move_operand): Likewise.
6665 (absolute_symbolic_operand): Likewise.
6666 (got_disp_operand): Likewise.
6667 (got_page_ofst_operand): Likewise.
6669 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6671 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
6672 (SYMBOL_ABSOLUTE): ...this.
6673 (SYMBOL_SMALL_DATA): Rename to...
6674 (SYMBOL_GP_RELATIVE): ...this.
6675 (SYMBOL_CONSTANT_POOL): Rename to...
6676 (SYMBOL_PC_RELATIVE): ...this.
6677 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
6678 (mips_symbolic_address_p, mips_symbol_insns, override_options)
6679 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
6680 after above changes.
6681 * config/mips/predicates.md (const_call_insn_operand): Likewise.
6682 (general_symbolic_operand): Rename to...
6683 (absolute_symbolic_operand): ...this.
6684 * config/mips/mips.md: Update after above changes.
6686 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
6687 Revital Eres <eres@il.ibm.com>
6689 * ddg.c (print_ddg): Add dump information.
6690 * modulo-sched.c (print_node_sched_params): Add parameter and
6692 (calculate_maxii): Remove function.
6693 (undo_generate_reg_moves): Likewise.
6694 (undo_permute_partial_schedule): Likewise.
6695 (kernel_number_of_cycles): Likewise.
6696 (MAXII_FACTOR): New definition to calculate the upper bound of II.
6697 (sms_schedule): Use it. Remove profitability checks.
6698 (sms_schedule_by_order): Fix order of nodes within the cycle.
6700 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
6702 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
6703 -profile option, add pie support.
6704 (ENDFILE_SPEC): New spec.
6705 * config/gnu.h (LIB_SPEC): Add -profile option.
6707 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
6709 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
6710 * config/gnu.h (LIB_SPEC): Likewise.
6712 2007-08-07 Yaz Saito <saito@google.com>
6713 Ian Lance Taylor <iant@google.com>
6715 * common.opt (finstrument-functions-exclude-function-list): New
6717 (finstrument-functions-exclude-file-list): New option.
6718 * opts.c (char_p): Define and DEF_VEC.
6719 (flag_instrument_functions_exclude_functions): New static
6721 (flag_instrument_functions_exclude_files): New static variable.
6722 (add_instrument_functions_exclude_list): New static function.
6723 (flag_instrument_functions_exclude_p): New function.
6724 (common_handle_option): Handle new options.
6725 * flags.h (flag_instrument_functions_exclude_p): Declare.
6726 * gimplify.c (gimplify_function_tree): Call
6727 flag_instrument_functions_exclude_p.
6728 * doc/invoke.texi (Option Summary): Mention new options.
6729 (Code Gen Options): Document new options.
6731 2007-08-07 Ian Lance Taylor <iant@google.com>
6733 PR rtl-optimization/32776
6734 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
6735 (resolve_use): Likewise.
6736 (decompose_multiword_subregs): Remove "changed" local variable.
6738 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
6740 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
6741 * configure: Regenerate.
6742 * config.in: Regenerate.
6743 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
6746 2007-08-07 Ian Lance Taylor <iant@google.com>
6748 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
6749 note, just delete the insn.
6751 2007-08-07 Andreas Schwab <schwab@suse.de>
6754 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
6757 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
6759 * lower-subreg.c (resolve_subreg_use): Remove assertion.
6760 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
6761 (decompose_multiword_subregs): Use the functions above to decompose
6762 multiword shifts and zero-extends.
6764 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
6766 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
6767 "assemble" descriptions which were swapped.
6769 2007-08-06 Chao-ying Fu <fu@mips.com>
6771 * fixed-value.h: New file.
6772 * fixed-value.c: New file.
6773 * Makefile.in (OBJS-common): Add fixed-value.o.
6774 (fixed-value.o): New rule.
6775 (GTFILES): Add fixed-value.h.
6776 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
6777 to compare a.low and b.low.
6778 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
6780 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
6781 Daniel Jacobowitz <dan@codesourcery.com>
6784 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
6786 (x86_64-*-netbsd*): Likewise.
6787 (x86_64-*-linux*): Likewise.
6788 (x86_64-*-kfreebsd*-gnu): Likewise.
6789 (x86_64-*-knetbsd*-gnu): Likewise.
6790 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
6792 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
6794 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
6795 Add -fno-asynchronous-unwind-tables.
6797 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
6798 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
6799 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
6800 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
6801 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
6803 2007-08-06 Steve Ellcey <sje@cup.hp.com>
6805 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
6806 (TARGET_C_MODE_FOR_SUFFIX): New.
6808 2007-08-06 Steve Ellcey <sje@cup.hp.com>
6810 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
6812 2007-08-06 Steve Ellcey <sje@cup.hp.com>
6814 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
6816 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
6818 * config/i386/i386.md: Check TARGET_ macros and optimize_size
6819 before checking function returns in conditional expressions.
6821 2007-08-06 Alfred Minarik <a.minarik@aon.at>
6824 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
6826 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
6829 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
6830 for INTEGRAL_TYPE_P.
6832 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
6834 * configure.ac: Remove --enable-checking=df from default settings.
6835 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
6836 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
6837 if the parameter is true.
6838 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
6839 DF_VERIFY_SCHEDULED flag is true.
6840 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
6841 (df_finish_pass): Adjust prototype.
6842 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
6845 * see.c (pass_see): Add TODO_df_verify.
6846 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
6847 * global.c (rest_of_handle_global_alloc): Schedule verification
6849 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
6851 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
6852 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
6853 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
6855 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
6856 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
6857 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
6859 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
6860 Revital Eres <eres@il.ibm.com>
6862 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
6864 * ddg.c (create_ddg_dependence): Rename to...
6865 (create_ddg_dep_from_intra_loop_link): This. Do not check
6866 for interloop edges. Do not create anti dependence edge when
6867 a true dependence edge exists in the opposite direction and
6868 -fmodulo-sched-allow-regmoves is set.
6869 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
6870 (add_cross_iteration_register_deps): Create anti dependence edge
6871 when -fno-modulo-sched-allow-regmoves is set.
6872 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
6874 2007-08-04 Richard Sandiford <richard@codesourcery.com>
6876 * config/arm/arm.md (movsi): Add braces.
6878 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
6881 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
6882 operands for the folding of "A - (A & B)" into "~B & A"; cast them
6885 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
6887 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
6888 state accessor functions.
6889 * cfgloopmanip.c (remove_path, create_preheaders,
6890 force_single_succ_latches, fix_loop_structure): Ditto.
6891 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
6892 tree_duplicate_loop_to_header_edge): Ditto.
6893 * cfgloopanal.c (mark_irreducible_loops): Ditto.
6894 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
6896 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
6897 cleanup_tree_cfg): Ditto.
6898 * tree-cfg.c (tree_merge_blocks): Ditto.
6899 * cfgloop.c (rescan_loop_exit, record_loop_exits,
6900 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
6901 loop_preheader_edge, single_exit): Ditto.
6902 (flow_loops_find): Do not clear loops->state.
6903 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
6904 loops_state_clear): New functions.
6906 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6909 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
6910 when adding to the base and convert ELT to sizetype instead of type.
6912 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6915 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
6916 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
6918 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6921 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
6922 correct type the negate expression.
6924 2007-08-03 Jan Hubicka <jh@suse.cz>
6926 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
6929 2007-08-03 David Edelsohn <edelsohn@gnu.org>
6931 * config/rs6000/rs6000.c (struct processor_cost): Change
6932 l1_cache_lines to l1_cache_size. Add l2_cache_size.
6933 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
6935 (rios1_costs, rios2_cost): Correct cache line size.
6936 (rs6000_override_options): Set l2-cache-size parameter.
6938 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6939 Diego Novillo <dnovillo@google.com>
6942 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
6943 if the range includes 0.
6945 2007-08-03 Ben Elliston <bje@au.ibm.com>
6947 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
6948 mode to unspec expressions to silence a warning from the generator
6951 2007-08-02 Steve Ellcey <sje@cup.hp.com>
6953 * config/ia64/constraints.md ("U"): Make constraint vector only.
6955 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
6958 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
6959 always_inline attribute on the function decl.
6961 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
6964 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
6965 if we are compiling with -fPIC.
6967 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
6968 Nigel Stephens <nigel@mips.com>
6970 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
6971 Define for MIPS32 and MIPS64.
6973 2007-08-02 Nick Clifton <nickc@redhat.com>
6975 * config/host-hpux.c: Change copyright header to refer to version
6976 3 of the GNU General Public License and to point readers at the
6977 COPYING3 file and the FSF's license web page.
6978 * config/alpha/predicates.md, config/alpha/vms-ld.c,
6979 config/alpha/linux.h, config/alpha/alpha.opt,
6980 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
6981 config/alpha/vms-unwind.h, config/alpha/ev4.md,
6982 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
6983 config/alpha/alpha.h, config/alpha/sync.md,
6984 config/alpha/openbsd.h, config/alpha/alpha.md,
6985 config/alpha/alpha-modes.def, config/alpha/ev5.md,
6986 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
6987 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
6988 config/alpha/constraints.md, config/alpha/osf.h,
6989 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
6990 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
6991 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
6992 config/frv/frv-asm.h, config/frv/frv-protos.h,
6993 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
6994 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
6995 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
6996 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
6997 config/s390/s390.opt, config/s390/s390-modes.def,
6998 config/s390/fixdfdi.h, config/s390/constraints.md,
6999 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
7000 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
7001 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
7002 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
7003 config/m32c/prologue.md, config/m32c/m32c.abi,
7004 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
7005 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
7006 config/m32c/t-m32c, config/m32c/m32c-modes.def,
7007 config/m32c/jump.md, config/m32c/shift.md,
7008 config/m32c/m32c-protos.h, config/libgloss.h,
7009 config/spu/spu-protos.h, config/spu/predicates.md,
7010 config/spu/spu-builtins.h, config/spu/spu.c,
7011 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
7012 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
7013 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
7014 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
7015 config/sparc/hypersparc.md, config/sparc/predicates.md,
7016 config/sparc/linux.h, config/sparc/sp64-elf.h,
7017 config/sparc/supersparc.md, config/sparc/cypress.md,
7018 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
7019 config/sparc/niagara.md, config/sparc/sparc.md,
7020 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
7021 config/sparc/sparc.opt, config/sparc/sync.md,
7022 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
7023 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
7024 config/sparc/sparc.c, config/sparc/little-endian.opt,
7025 config/sparc/sysv4-only.h, config/sparc/sparc.h,
7026 config/sparc/linux64.h, config/sparc/freebsd.h,
7027 config/sparc/sol2.h, config/sparc/rtemself.h,
7028 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
7029 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
7030 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
7031 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
7032 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
7033 config/m32r/linux.h, config/m32r/constraints.md,
7034 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
7035 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
7036 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
7037 config/i386/i386.md, config/i386/netware-crt0.c,
7038 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
7039 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
7040 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
7041 config/i386/sol2.h, config/i386/constraints.md,
7042 config/i386/netware-libgcc.c, config/i386/sysv5.h,
7043 config/i386/predicates.md, config/i386/geode.md,
7044 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
7045 config/i386/freebsd64.h, config/i386/vxworksae.h,
7046 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
7047 config/i386/rtemself.h, config/i386/netbsd-elf.h,
7048 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
7049 config/i386/netware.h, config/i386/i386-modes.def,
7050 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
7051 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
7052 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
7053 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
7054 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
7055 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
7056 config/i386/xm-mingw32.h, config/i386/linux64.h,
7057 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
7058 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
7059 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
7060 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
7061 config/i386/cygwin2.c, config/i386/i386-protos.h,
7062 config/i386/sync.md, config/i386/openbsd.h,
7063 config/i386/host-mingw32.c, config/i386/i386-aout.h,
7064 config/i386/nto.h, config/i386/biarch64.h,
7065 config/i386/i386-coff.h, config/i386/freebsd.h,
7066 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
7067 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
7068 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
7069 config/darwin-protos.h, config/linux.opt, config/sol2.c,
7070 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
7071 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
7072 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
7073 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
7074 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
7075 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
7076 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
7077 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
7078 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
7079 config/sh/superh64.h, config/sh/rtemself.h,
7080 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
7081 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
7082 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
7083 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
7084 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
7085 config/avr/predicates.md, config/avr/constraints.md,
7086 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
7087 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
7088 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
7089 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
7090 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
7091 config/c4x/c4x-modes.def, config/c4x/rtems.h,
7092 config/c4x/predicates.md, config/c4x/c4x.h,
7093 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
7094 config/xtensa/predicates.md, config/xtensa/xtensa.c,
7095 config/xtensa/linux.h, config/xtensa/xtensa.h,
7096 config/xtensa/elf.h, config/xtensa/xtensa.md,
7097 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
7098 config/xtensa/xtensa-protos.h, config/dbx.h,
7099 config/stormy16/predicates.md, config/stormy16/stormy16.md,
7100 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
7101 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
7102 config/host-solaris.c, config/fr30/fr30.h,
7103 config/fr30/predicates.md, config/fr30/fr30-protos.h,
7104 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
7105 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
7106 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
7107 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
7108 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
7109 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
7110 config/host-linux.c, config/interix3.h, config/cris/cris.c,
7111 config/cris/predicates.md, config/cris/linux.h,
7112 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
7113 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
7114 config/cris/aout.opt, config/cris/cris-protos.h,
7115 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
7116 config/iq2000/iq2000.h, config/iq2000/predicates.md,
7117 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
7118 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
7119 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
7120 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
7121 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
7122 config/chorus.h, config/mn10300/mn10300.c,
7123 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
7124 config/mn10300/mn10300.h, config/mn10300/linux.h,
7125 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
7126 config/mn10300/mn10300.md, config/ia64/predicates.md,
7127 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
7128 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
7129 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
7130 config/ia64/freebsd.h, config/ia64/ia64.md,
7131 config/ia64/ia64-modes.def, config/ia64/constraints.md,
7132 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
7133 config/gofast.h, config/rtems.h, config/sol2-10.h,
7134 config/m68k/predicates.md, config/m68k/m68k.md,
7135 config/m68k/linux.h, config/m68k/m68k-modes.def,
7136 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
7137 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
7138 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
7139 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
7140 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
7141 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
7142 config/m68k/constraints.md, config/m68k/rtemself.h,
7143 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
7144 config/m68k/uclinux.h, config/rs6000/power4.md,
7145 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
7146 config/rs6000/linux.h, config/rs6000/eabi.h,
7147 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
7148 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
7149 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
7150 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
7151 config/rs6000/windiss.h, config/rs6000/603.md,
7152 config/rs6000/aix41.h, config/rs6000/cell.md,
7153 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
7154 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
7155 config/rs6000/darwin.md, config/rs6000/darwin64.h,
7156 config/rs6000/default64.h, config/rs6000/7xx.md,
7157 config/rs6000/darwin.opt, config/rs6000/spe.md,
7158 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
7159 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
7160 config/rs6000/7450.md, config/rs6000/linux64.h,
7161 config/rs6000/constraints.md, config/rs6000/440.md,
7162 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
7163 config/rs6000/rs6000.c, config/rs6000/aix52.h,
7164 config/rs6000/rs6000.h, config/rs6000/power6.md,
7165 config/rs6000/predicates.md, config/rs6000/altivec.md,
7166 config/rs6000/aix64.opt, config/rs6000/rios1.md,
7167 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
7168 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
7169 config/rs6000/darwin7.h, config/rs6000/dfp.md,
7170 config/rs6000/linux64.opt, config/rs6000/sync.md,
7171 config/rs6000/vxworksae.h, config/rs6000/power5.md,
7172 config/rs6000/lynx.h, config/rs6000/biarch64.h,
7173 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
7174 config/rs6000/eabispe.h, config/rs6000/e500.h,
7175 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
7176 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
7177 config/rs6000/aix.h, config/rs6000/vxworks.h,
7178 config/rs6000/40x.md, config/rs6000/aix51.h,
7179 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
7180 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
7181 config/arc/arc.h, config/mcore/mcore-elf.h,
7182 config/mcore/mcore-protos.h, config/mcore/predicates.md,
7183 config/mcore/mcore.md, config/mcore/mcore.c,
7184 config/mcore/mcore.opt, config/mcore/mcore.h,
7185 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
7186 config/score/predicates.md, config/score/score-version.h,
7187 config/score/score-protos.h, config/score/misc.md,
7188 config/score/elf.h, config/score/score.c, config/score/mac.md,
7189 config/score/score7.md, config/score/score.h,
7190 config/score/score-conv.h, config/score/score-mdaux.c,
7191 config/score/score.md, config/score/score.opt,
7192 config/score/score-modes.def, config/score/score-mdaux.h,
7193 config/score/mul-div.S, config/arm/uclinux-elf.h,
7194 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
7195 config/arm/symbian.h, config/arm/linux-elf.h,
7196 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
7197 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
7198 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
7199 config/arm/strongarm-pe.h, config/arm/arm.h,
7200 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
7201 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
7202 config/arm/arm-modes.def, config/arm/linux-eabi.h,
7203 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
7204 config/arm/arm-cores.def, config/arm/arm-protos.h,
7205 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
7206 config/arm/wince-pe.h, config/arm/neon.md,
7207 config/arm/constraints.md, config/arm/neon.ml,
7208 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
7209 config/arm/arm.opt, config/arm/arm926ejs.md,
7210 config/arm/predicates.md, config/arm/iwmmxt.md,
7211 config/arm/arm_neon.h, config/arm/unknown-elf.h,
7212 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
7213 config/arm/neon-testgen.ml, config/arm/arm.md,
7214 config/arm/xscale-coff.h, config/arm/pe.c,
7215 config/arm/arm-generic.md, config/arm/pe.h,
7216 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
7217 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
7218 config/arm/strongarm-elf.h, config/arm/cirrus.md,
7219 config/arm/netbsd-elf.h, config/arm/vxworks.h,
7220 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
7221 config/pa/predicates.md, config/pa/pa64-hpux.h,
7222 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
7223 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
7224 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
7225 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
7226 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
7227 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
7228 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
7229 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
7230 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
7231 config/pa/pa64-regs.h, config/pa/pa-modes.def,
7232 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
7233 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
7234 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
7235 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
7236 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
7237 config/mips/linux64.h, config/mips/elforion.h,
7238 config/mips/constraints.md, config/mips/generic.md,
7239 config/mips/predicates.md, config/mips/4300.md,
7240 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
7241 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
7242 config/mips/5k.md, config/mips/vr4120-div.S,
7243 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
7244 config/mips/mips-protos.h, config/mips/6000.md,
7245 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
7246 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
7247 config/mips/mips-modes.def, config/mips/vr.h,
7248 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
7249 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
7250 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
7251 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
7252 config/vax/openbsd1.h, config/vax/netbsd.h,
7253 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
7254 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
7255 config/h8300/rtems.h, config/h8300/predicates.md,
7256 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
7257 config/h8300/h8300.md, config/h8300/h8300.opt,
7258 config/h8300/coff.h, config/h8300/h8300-protos.h,
7259 config/v850/v850.md, config/v850/predicates.md,
7260 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
7261 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
7262 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
7263 config/mmix/mmix.h, config/mmix/predicates.md,
7264 config/mmix/mmix-protos.h, config/mmix/mmix.md,
7265 config/mmix/mmix.c, config/mmix/mmix.opt,
7266 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
7267 config/bfin/rtems.h, config/bfin/bfin-modes.def,
7268 config/bfin/predicates.md, config/bfin/bfin-protos.h,
7269 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
7272 2007-08-02 Richard Sandiford <richard@codesourcery.com>
7274 * emit-rtl.c (reset_used_decls): Rename to...
7275 (set_used_decls): ...this. Set the used flag rather than clearing it.
7276 (unshare_all_rtl_again): Update accordingly. Set flags on argument
7277 DECL_RTLs rather than resetting them.
7279 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
7281 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
7283 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
7285 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
7286 argument to find_reloads_address.
7288 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
7290 PR tree-optimization/32919
7291 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
7292 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
7293 (coalesce_ssa_name): Call it.
7295 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
7296 David Ung <davidu@mips.com>
7298 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
7299 (__mips16_unorddf2, __mips16_floatunsidf): New.
7300 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
7302 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
7304 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
7306 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
7307 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
7308 * tree.h (OMP_SECTIONS_CONTROL): New macro.
7309 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
7310 * omp-low.c (get_ws_args_for, determine_parallel_type,
7311 expand_omp_for_generic, expand_omp_for_static_nochunk,
7312 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
7313 Work with more precise CFG.
7314 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
7315 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
7317 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
7318 * gimple-low.c (lower_stmt): Ditto.
7319 * tree-inline.c (estimate_num_insns_1): Ditto.
7320 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
7321 (OMP_SECTIONS_SWITCH): New.
7322 * tree-cfgcleanup.c (cleanup_omp_return): New.
7323 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
7324 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
7325 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
7326 (tree_redirect_edge_and_branch): Handle omp constructs.
7328 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
7329 with three arguments.
7331 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
7333 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
7336 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
7338 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
7339 the loop structures may need fixing.
7340 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
7342 (cleanup_tree_cfg_loop): Removed.
7343 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
7344 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
7345 instead of running cleanup_tree_cfg_loop.
7346 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
7347 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
7348 (tree_predictive_commoning): Declaration changed.
7349 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
7351 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
7353 * doc/invoke.texi (l1-cache-size): Update documentation.
7354 (l2-cache-size): Document.
7355 * params.h (L2_CACHE_SIZE): New macro.
7356 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
7357 that L1_CACHE_SIZE is in kB now.
7358 (L2_CACHE_SIZE_BYTES): New macro.
7359 (tree_ssa_prefetch_arrays): Show size in kB.
7360 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
7361 and l2_cache_size fields.
7362 * config/i386/driver-i386.c (describe_cache): Detect cache size
7364 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
7365 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
7366 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
7367 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
7368 (override_options): Set l1-cache-size and l2-cache-size to default
7369 values if not specified otherwise.
7370 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
7371 (PARAM_L2_CACHE_SIZE): New.
7373 2007-08-01 Nigel Stephens <nigel@mips.com>
7374 David Ung <davidu@mips.com>
7375 Thiemo Seufer <ths@mips.com>
7376 Chris Dearman <chris@mips.com>
7377 Richard Sandiford <richard@codesourcery.com>
7379 * config.gcc (mips*-sde-elf*): New stanza.
7380 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
7381 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
7382 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
7383 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
7384 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
7385 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
7387 * config/mips/sde.h: New file.
7388 * config/mips/t-libgcc-mips16: Likewise.
7389 * config/mips/t-sde: Likewise.
7390 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
7391 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
7392 _MIPS_FPSET and _MIPS_SZINT.
7393 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
7394 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
7395 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
7396 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
7397 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
7398 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
7399 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
7400 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
7401 _MIPS_SZPTR and _MIPS_FPSET.
7402 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
7403 architecture is specified.
7404 (MIPS_32BIT_OPTION_SPEC): New macro.
7406 2007-07-31 Dan Hipschman <dsh@google.com>
7408 * gcc.c (end_going_arg): New function.
7409 (do_spec_2): Use it.
7410 (do_spec_1): Use it.
7412 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
7414 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
7415 only if ENABLE_CHECKING is defined.
7417 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
7419 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
7420 df_ru_add_problem, df_ru_get_bb_info): Removed.
7421 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
7422 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
7423 df_ru_free_bb_info, df_ru_alloc,
7424 df_ru_bb_local_compute_process_def,
7425 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
7426 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
7427 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
7428 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
7429 df_ru_add_problem): Removed.
7431 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7434 * pa.md (casesi32): Use match_scratch. Revise insn condition.
7435 (casesi32p, casesi64p): Likewise.
7436 (casesi): Adjust for above.
7438 2007-07-31 Richard Sandiford <richard@codesourcery.com>
7440 * mode-switching.c (create_pre_exit): Don't search past calls.
7442 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
7444 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
7446 2007-07-31 Revital Eres <eres@il.ibm.com>
7448 * ddg.c (add_deps_for_def): Rename to...
7449 (add_cross_iteration_register_deps): This. Change implementation
7450 to use only reaching def and def-use chains to construct the
7451 inter loop dependencies.
7452 (add_deps_for_use): Remove function.
7453 (build_inter_loop_deps): Call add_cross_iteration_register_deps
7454 function to build the inter loop dependencies.
7455 * modulo-sched.c (sms_schedule): Build only
7456 reaching def and def-use chains for the propose of the ddg
7459 2007-07-31 Julian Brown <julian@codesourcery.com>
7461 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
7462 New define_insns. Use correct RTL.
7463 (vec_set<mode>): Write as expander.
7465 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
7467 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
7468 to an unallocated space.
7470 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
7473 (split_constant_offset): Enable split_constant_offset to extract
7474 constants from other statements.
7475 * tree-vect-transform.c
7476 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
7477 to a temp var. Force base_offset to be simple.
7479 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
7481 * df-scan.c (df_scan_verify): Remove artificial limit on
7482 the number of blocks for verification.
7483 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
7484 df_simulate_defs): Avoid unnecessary insn checking for defs.
7486 2007-07-29 Mark Mitchell <mark@codesourcery.com>
7488 * config/m68k/lb1sf68.asm (FUNC): New macro.
7490 (__udivsi3): Likewise.
7491 (__divsi3): Likewise.
7492 (__umodsi3): Likewise.
7493 (__modsi3): Likewise.
7494 (__subdf3): Likewise.
7495 (__adddf3): Likewise.
7496 (__muldf3): Likewise.
7497 (__divdf3): Likewise.
7498 (__negdf2): Likewise.
7499 (__cmpdf2): Likewise.
7500 (__subsf3): Likewise.
7501 (__addsf3): Likewise.
7502 (__mulsf3): Likewise.
7503 (__divsf3): Likewise.
7504 (__negsf2): Likewise.
7505 (__cmpsf2): Likewise.
7506 (__eqdf2): Likewise.
7507 (__nedf2): Likewise.
7508 (__gtdf2): Likewise.
7509 (__gedf2): Likewise.
7510 (__ltdf2): Likewise.
7511 (__ledf2): Likewise.
7512 (__eqsf2): Likewise.
7513 (__nesf2): Likewise.
7514 (__gtsf2): Likewise.
7515 (__gesf2): Likewise.
7516 (__ltsf2): Likewise.
7517 (__lesf2): Likewise.
7519 2007-07-30 Ollie Wild <aaw@google.com>
7521 * c-ppoutput.c (print_lines_directives_only): New function.
7522 (scan_translation_unit_directives_only): New function.
7523 (preprocess_file): Add call to scan_translation_unit_directives_only.
7524 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
7525 (sanitize_cpp_opts): Add default flag_dump_macros setting for
7526 -fdirectives-only. Add errors for -fdirectives-only conflict with
7527 -Wunused-macros and -traditional.
7528 (finish_options): Add builtin macro initialization for
7529 -fdirectives-only + -fpreprocessed.
7530 * c.opt (fdirectives-only): New.
7531 * doc/cppopts.texi (fdirectives-only): New.
7533 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7535 * alias.c (record_set, memory_modified_1): Constify.
7536 * bt-load.c (note_btr_set): Likewise.
7537 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
7538 * combine.c (set_nonzero_bits_and_sign_copies,
7539 expand_field_assignment, record_dead_and_set_regs_1,
7540 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
7541 likely_spilled_retval_1): Likewise.
7542 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
7543 frv_io_handle_set): Likewise.
7544 * config/mips/mips.c (mips_sim_record_set,
7545 vr4130_true_reg_dependence_p_1): Likewise.
7546 * config/mt/mt.c (insn_dependent_p_1): Likewise.
7547 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
7548 * config/sh/sh.c (flow_dependent_p_1): Likewise.
7549 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
7550 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
7551 * ddg.c (mark_mem_store): Likewise.
7552 * df-problems.c (df_urec_mark_reg_change): Likewise.
7553 * function.c (update_epilogue_consts): Likewise.
7554 * gcse.c (record_set_info, record_last_set_info,
7555 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
7556 reg_clear_last_set): Likewise.
7557 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
7559 * jump.c (reversed_comparison_code_parts): Likewise.
7560 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
7561 reg_is_set): Likewise.
7562 * loop-iv.c (mark_altered): Likewise.
7563 * mode-switching.c (reg_becomes_live): Likewise.
7564 * optabs.c (no_conflict_move_test): Likewise.
7565 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
7567 * postreload.c (reload_combine_note_store, move2add_note_store):
7569 * regmove.c (flags_set_1): Likewise.
7570 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
7572 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
7574 * resource.c (update_live_status): Likewise.
7575 * rtl.h (set_of, note_stores): Likewise.
7576 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
7577 note_stores, parms_set): Likewise.
7578 * sched-rgn.c (sets_likely_spilled_1): Likewise.
7579 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
7581 * var-tracking.c (count_stores, add_stores): Likewise.
7583 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7585 * alias.c (mems_in_disjoint_alias_sets_p,
7586 fixed_scalar_and_varying_struct_p, aliases_everything_p,
7587 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
7588 write_dependence_p, mems_in_disjoint_alias_sets_p,
7589 read_dependence, true_dependence, canon_true_dependence,
7590 anti_dependence, output_dependence): Constify.
7591 * combine.c (extended_count): Likewise.
7592 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
7593 * cselib.c (get_value_hash, references_value_p,
7594 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
7595 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
7596 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
7597 * function.c (contains, prologue_epilogue_contains,
7598 sibcall_epilogue_contains): Likewise.
7599 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
7600 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
7601 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
7602 reg_or_subregno): Likewise.
7603 * recog.c (asm_noperands): Likewise.
7604 * reload1.c (function_invariant_p): Likewise.
7605 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
7606 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
7607 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
7608 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
7609 true_regnum, reg_or_subregno, condjump_in_parallel_p,
7610 extended_count, prologue_epilogue_contains,
7611 sibcall_epilogue_contains, function_invariant_p, true_dependence,
7612 canon_true_dependence, read_dependence, anti_dependence,
7613 output_dependence): Likewise.
7614 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
7616 2007-07-30 Julian Brown <julian@codesourcery.com>
7618 * config/arm/neon.md (V_ext): New mode attribute.
7619 (neon_vget_lane<mode>): Replace with define_expand.
7620 (neon_vget_lane<mode>_sext_internal)
7621 (neon_vget_lane<mode>_zext_internal): New define_insns for double
7622 and quad precision vectors.
7623 (neon_vget_lanedi): Add bounds check. Remove dead comment.
7624 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
7625 have typeless 32-bit result.
7627 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
7630 * tree-affine.h (aff_tree): The type of rest is sizetype for types
7632 * tree-affine.c (aff_combination_scale): If type is a pointer type,
7633 use sizetype for rest.
7634 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
7635 (aff_combination_convert): Don't convert rest for pointer types.
7637 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
7639 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
7641 * tree-ssa-alias.c: Add alloc-pool.h.
7642 (init_alias_info): Free alias_bitmap_obstack.
7643 (delete_alias_info): Call delete_mem_ref_stats.
7644 (get_mem_sym_stats_for): Use alloc_pool.
7645 (init_mem_ref_stats): Do not delete mem_ref_stats here.
7646 (delete_mem_sym_stats): Removed.
7648 2007-07-29 Sebastian Pop <sebpop@gmail.com>
7650 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
7651 functions cannot be represented as classical distance vectors.
7653 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7655 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
7656 * builtins.c (validate_arg, builtin_mathfn_code,
7657 validate_arglist): Likewise.
7658 * calls.c (call_expr_flags): Likewise.
7659 * combine.c (reg_nonzero_bits_for_combine,
7660 reg_num_sign_bit_copies_for_combine, get_last_value,
7661 reg_truncated_to_mode): Likewise.
7662 * emit-rtl.c (subreg_lowpart_p): Likewise.
7663 * expr.c (highest_pow2_factor_for_target,
7664 categorize_ctor_elements_1, categorize_ctor_elements,
7665 count_type_elements, contains_packed_reference,
7666 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
7667 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
7668 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
7669 native_encode_int, native_encode_real, native_encode_complex,
7670 native_encode_vector, native_encode_expr, native_interpret_int,
7671 native_interpret_real, native_interpret_complex,
7672 native_interpret_vector, native_interpret_expr): Likewise.
7673 * function.c (use_register_for_decl): Likewise.
7674 * gimplify.c (get_name): Likewise.
7675 * langhooks-def.h (lhd_return_null_const_tree): New.
7676 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
7677 * langhooks.c (lhd_return_null_const_tree): New.
7678 * langhooks.h (lang_get_callee_fndecl): Constify.
7679 * output.h (constructor_static_from_elts_p): Likewise.
7680 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
7681 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
7682 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
7683 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
7684 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
7685 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
7686 * rtlhooks-def.h (reg_nonzero_bits_general,
7687 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
7689 * rtlhooks.c (reg_num_sign_bit_copies_general,
7690 reg_nonzero_bits_general, reg_truncated_to_mode_general):
7692 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
7693 * stor-layout.c (mode_for_size_tree): Likewise.
7694 * tree-ssa-loop-im.c (memref_eq): Likewise.
7695 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
7696 * tree.c (contains_placeholder_p, type_list_equal,
7697 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
7699 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
7700 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
7701 contains_placeholder_p, contains_packed_reference,
7702 get_callee_fndecl, operand_equal_for_phi_arg_p,
7703 warn_if_unused_value, is_body_block, native_encode_expr,
7704 native_interpret_expr, fold_convertible_p, operand_equal_p,
7705 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
7706 validate_arglist, simple_cst_equal, type_list_equal,
7707 use_register_for_decl, call_expr_flags, get_name,
7708 highest_pow2_factor): Likewise.
7709 (const_call_expr_arg_iterator_d,
7710 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
7711 first_const_call_expr_arg, more_const_call_expr_args_p,
7712 FOR_EACH_CONST_CALL_EXPR_ARG): New.
7713 * varasm.c (constructor_static_from_elts_p): Constify.
7715 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
7717 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
7718 config/arm/neon-schedgen.ml, config/arm/neon.ml,
7719 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
7720 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
7721 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
7722 tree-vect-transform.c, tree.def: Fix comment typos. Follow
7723 spelling conventions.
7724 * doc/invoke.texi: Follow spelling conventions.
7726 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
7727 Revital Eres <eres@il.ibm.com>
7729 * modulo-sched.c (sms_schedule): Avoid loops which includes
7730 auto-increment instructions.
7732 2007-07-28 Richard Guenther <rguenther@suse.de>
7735 * fold-const.c (fold_cond_expr_with_comparison): Convert
7736 operand zero of MIN/MAX_EXPR to correct type.
7738 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7740 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
7741 flags_from_decl_or_type): Constify.
7742 * gcc.c (do_spec_1): Likewise.
7743 * print-tree.c (dump_addr, print_node_brief): Likewise.
7744 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
7745 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
7746 tree_purge_all_dead_eh_edges): Likewise.
7747 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
7748 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
7750 * tree.c (expr_location, expr_has_location, expr_locus,
7751 expr_filename, expr_lineno, get_inner_array_type,
7752 fields_compatible_p): Likewise.
7753 * tree.h (get_inner_array_type, fields_compatible_p,
7754 expr_location, expr_has_location, expr_locus, expr_filename,
7755 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
7756 setjmp_call_p, alloca_call_p): Likewise.
7758 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
7760 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
7761 TV_FLOW_INSENSITIVE.
7763 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
7765 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
7766 (compute_flow_insensitive_aliasing): Ditto for
7767 TV_FLOW_INSENSITIVE.
7769 2007-07-27 Jan Hubicka <jh@suse.cz>
7771 * config/i386/i386.c (register_move_cost): Remove accidentally
7772 comitted #if 0 block.
7774 * attribs.c: Include hashtab.h
7775 (attribute_hash): New.
7776 (substring): New structure.
7777 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
7779 (init_attributes): Initialize attribute hash.
7780 (decl_attributes): Use attribute hash.
7781 * Makefile.in (attribs.c): Depend on hashtab.h.
7783 2007-07-27 Steve Ellcey <sje@cup.hp.com>
7785 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
7787 2007-07-27 Richard Sandiford <richard@codesourcery.com>
7789 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
7790 __mips_dspr2 and __mips_dsp_rev macros.
7791 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
7793 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
7795 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
7797 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
7801 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
7802 and the updating of the live and do_not_gen sets.
7803 (df_note_bb_compute): Added updating of live and do_not_gen sets
7804 for regular defs so that the case of clobber inside conditional
7805 call is processed correctly.
7807 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
7809 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
7810 operands with compatible type.
7812 2007-07-27 Richard Sandiford <richard@codesourcery.com>
7814 * expr.h (store_bit_field): Don't return a value.
7815 * expmed.c (check_predicate_volatile_ok): New function.
7816 (store_bit_field_1): New function, extracted from store_bit_field.
7817 Take a fallback_p argument and return true if the operation succeeded.
7818 Only use store_fixed_bit_field if fallback_p. Don't recompute
7819 mode_for_extraction; use op_mode instead. Try forcing memories
7820 into registers if the insv expander fails.
7821 (store_bit_field): Use store_bit_field_1 with fallback_p true.
7822 Don't return a value.
7823 (convert_extracted_bit_field): New function, extracted from
7825 (extract_bit_field_1): Likewise. Take a fallback_p argument
7826 and return NULL if the operation succeeded. Only use
7827 extract_fixed_bit_field if fallback_p. Only calculate one
7828 extraction mode. Combine code for extv and extzv. Try forcing
7829 memories into registers if the ext(z)v expander fails.
7830 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
7832 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
7834 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
7836 (df_ref): Likewise. Put regno with other integer fields.
7838 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
7840 * df.h (df_mw_hardreg): Remove "loc" field.
7841 * df-scan.c (df_ref_record): Don't set it. Remove redundant
7843 * df-problems.c (df_whole_mw_reg_unused_p): New function,
7844 split out from df_set_unused_notes_for_mw. Return false for
7845 partial references. Assert that mw_reg is a REG when returning true.
7846 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
7847 (df_whole_mw_reg_dead_p): New function, split out from
7848 df_set_dead_notes_for_mw. Return false for partial references.
7849 Assert that mw_reg is a REG when returning true.
7850 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
7851 Remove redundant bitmap check.
7853 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
7855 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
7856 ($(T)crtend.o): Likwise.
7857 ($(T)crtbeginS.o): Likwise.
7858 ($(T)crtendS.o): Likwise.
7859 ($(T)crtfastmath.o): Likwise.
7861 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
7863 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
7864 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
7865 * basic-block.h (struct control_flow_graph): Added x_dom_computed
7866 and x_n_bbs_in_dom_tree fields.
7868 2007-07-26 Steve Ellcey <sje@cup.hp.com>
7870 PR tree-optimization/32087
7871 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
7872 Do not call scale_bbs_frequencies_int with prob of zero.
7874 2007-07-26 Julian Brown <julian@codesourcery.com>
7876 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
7877 (neon_element_bits): Add prototypes.
7878 * config/arm/arm.c (bounds_check, neon_lane_bounds)
7879 (neon_const_bounds, neon_element_bits): New functions.
7880 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
7881 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
7882 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
7883 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
7884 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
7885 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
7886 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
7887 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
7888 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
7889 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
7890 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
7891 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
7892 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
7894 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
7896 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
7897 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
7899 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
7900 Julian Brown <julian@codesourcery.com>
7902 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
7903 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
7904 * config/arm/cortex-a8.md: New.
7905 * config/arm/cortex-a8-neon.md: New.
7906 * config/arm/neon-schedgen.ml: New.
7907 * config/arm/neon.md (vqh_mnem): New.
7909 (Is_float_mode): New.
7910 (Scalar_mul_8_16): New.
7912 (V_mode_nunits): New.
7913 (All instruction patterns): Annotate with neon_type attribute
7915 * config/arm/arm.md: Include cortex-a8.md.
7916 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
7918 Annotate instruction patterns accordingly.
7919 (generic_sched): Do not use generic scheduling for Cortex-A8.
7920 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
7922 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
7924 * fold-const.c (fold_read_from_constant_string): Use
7926 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
7928 2007-07-26 Nick Clifton <nickc@redhat.com>
7930 * tree-ssa-operands.h: Change copyright header to refer to version
7931 3 of the GNU General Public License and to point readers at the
7932 COPYING3 file and the FSF's license web page.
7933 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
7934 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
7935 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
7936 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
7937 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
7938 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
7939 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
7940 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
7941 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
7942 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
7943 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
7944 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
7945 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
7946 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
7947 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
7948 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
7949 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
7950 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
7951 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
7952 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
7953 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
7954 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
7955 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
7956 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
7957 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
7958 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
7959 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
7960 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
7961 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
7962 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
7963 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
7964 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
7965 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
7966 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
7967 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
7968 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
7969 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
7970 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
7971 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
7972 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
7973 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
7974 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
7975 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
7976 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
7977 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
7978 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
7979 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
7980 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
7981 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
7982 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
7983 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
7984 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
7985 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
7986 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
7987 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
7988 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
7989 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
7990 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
7991 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
7992 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
7993 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
7994 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
7995 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
7996 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
7997 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
7998 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
7999 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
8000 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
8001 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
8002 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
8003 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
8004 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
8005 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
8006 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
8007 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
8008 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
8009 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
8010 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
8011 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
8012 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
8013 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
8014 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
8015 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
8016 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
8017 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
8018 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
8019 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
8020 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
8021 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
8022 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
8023 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
8024 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
8025 vecprim.h, basic-block.h, tree-ssa-structalias.c,
8026 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
8027 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
8028 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
8029 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
8030 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
8031 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
8032 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
8033 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
8034 convert.c, convert.h, langhooks-def.h, reload1.c,
8035 tree-ssa-operands.c: Likewise.
8037 2007-07-26 Jan Hubicka <jh@suse.cz>
8039 * tree-ssa-live.c: Include debug.h and flags.h.
8040 (mark_scope_block_unused): New function.
8041 (remove_unused_scope_block_p): New function.
8042 (remove_unused_locals): Remove unused blocks too.
8044 2007-07-25 Ian Lance Taylor <iant@google.com>
8046 * combine.c (combine_max_regno): Remove. Remove all uses.
8047 (struct reg_stat_struct): Rename from struct reg_stat.
8048 (reg_stat_type): Define, and declare VECs.
8049 (reg_stat): Change from pointer to VEC. Change all uses.
8050 (combine_split_insns): New static function.
8051 (try_combine, find_split_point): Call it instead of split_insns.
8053 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
8055 * cfghooks.c (split_block): Fix the information about loop latch.
8057 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
8059 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
8061 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
8063 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
8064 Scan the new edge for loop exit info.
8066 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
8068 * config/darwin.c: Include debug.h.
8070 2007-07-25 Steve Ellcey <sje@cup.hp.com>
8073 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
8075 2007-07-25 Steve Ellcey <sje@cup.hp.com>
8077 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
8078 (HARD_REGNO_MODE_OK): Ditto.
8079 (MODES_TIEABLE_P): Ditto.
8080 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
8081 (CLASS_MAX_NREGS): Ditto.
8082 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
8083 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
8084 (divdf3_internal_thr): Removed.
8085 * config/ia64/div.md: New file.
8086 * config/ia64/constraints.md: Add H constraint.
8088 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8090 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
8091 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
8092 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
8093 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
8094 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
8095 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
8096 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
8097 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
8098 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
8099 dump_sbitmap_file, debug_sbitmap, popcount_table,
8100 sbitmap_popcount): Constify.
8101 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
8102 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
8103 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
8104 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
8105 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
8106 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
8107 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
8108 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
8109 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
8110 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
8111 sbitmap_popcount, sbitmap_verify_popcount): Constify.
8113 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8115 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
8116 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
8117 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
8118 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
8119 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
8120 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
8121 bitmap_intersect_p, bitmap_intersect_compl_p,
8122 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
8123 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
8125 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
8126 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
8127 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
8128 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
8129 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
8130 debug_bitmap, debug_bitmap_file, bitmap_print,
8131 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
8132 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
8134 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
8136 * config/darwin.c (darwin_override_options): Additional fix for
8137 debug info formats that don't support var tracking.
8139 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8141 * cselib.c (entry_and_rtx_equal_p): Constify.
8142 * gengtype.c (output_mangled_typename, write_types, write_local):
8144 * gengtype.h (const_type_p): New.
8145 * see.c (eq_descriptor_extension, hash_descriptor_extension):
8147 * tlink.c (scan_linker_output): De-constify.
8148 * tree-ssa-loop-im.c (memref_eq): Constify.
8149 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
8150 (shared_bitmap_hash, shared_bitmap_eq): Constify.
8152 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8154 * c-common.c (fname_as_string, c_type_hash): Constify.
8155 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
8156 * cgraph.c (edge_hash, edge_eq): Likewise.
8157 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
8158 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
8159 reg_attrs_htab_eq): Likewise.
8160 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
8162 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
8163 const_decl_t, const_state_t, const_automata_list_el_t): New.
8164 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
8165 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
8166 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
8167 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
8168 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
8169 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
8170 compare_max_occ_cycle_nums, out_state_arcs_num,
8171 compare_transition_els_num, units_cmp, state_reservs_cmp):
8173 * genmodes.c (cmp_modes): Likewise.
8174 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
8175 * gimplify.c (compare_case_labels): Likewise.
8176 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
8177 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
8178 * matrix-reorg.c (mtt_info_hash): Likewise.
8179 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
8180 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
8181 (htab_hash_bucket, htab_hash_elem): Constify.
8182 * tree-browser.c (TB_parent_eq): Likewise.
8183 * tree-scalar-evolution.c (hash_scev_info): Likewise.
8184 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
8185 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
8186 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
8188 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
8189 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
8190 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
8191 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
8192 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
8194 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
8195 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
8196 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
8197 * tree-ssa-threadupdate.c (redirection_data_hash,
8198 redirection_data_eq): Likewise.
8199 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
8200 * tree-ssa.c (var_ann_eq): Likewise.
8201 * tree-vrp.c (compare_case_labels): Likewise.
8202 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
8203 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
8204 tree_not_check_failed, tree_class_check_failed,
8205 tree_range_check_failed, tree_not_class_check_failed,
8206 omp_clause_check_failed, omp_clause_range_check_failed,
8207 tree_contains_struct_check_failed, tree_operand_check_failed):
8209 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
8210 tree_not_check_failed, tree_class_check_failed,
8211 tree_range_check_failed, tree_not_class_check_failed,
8212 tree_operand_check_failed, omp_clause_operand_check_failed,
8213 tree_operand_length): Likewise.
8214 * var-tracking.c (const_variable): New.
8215 (variable_htab_hash, variable_htab_eq): Constify.
8216 * varasm.c (const_desc_hash): Likewise.
8218 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8220 * expr.c (handled_component_p): Constify.
8221 * fold-const.c (fit_double_type): Likewise.
8222 * real.h (real_value_from_int_cst): Likewise.
8223 * tree-flow-inline.h (gimple_in_ssa_p,
8224 gimple_aliases_computed_p, gimple_addressable_vars,
8225 gimple_call_clobbered_vars, gimple_referenced_vars,
8226 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
8227 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
8228 may_aliases, end_readonly_imm_use_p, has_zero_uses,
8229 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
8230 is_label_stmt, is_global_var, phi_ssa_name_p,
8231 factoring_name_p, is_call_clobbered, tree_common_ann,
8232 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
8233 unmodifiable_var_p, array_ref_contains_indirect_ref,
8234 ref_contains_array_ref, lookup_subvars_for_var,
8235 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
8236 gimple_mem_ref_stats): Likewise.
8237 * tree-flow.h (tree_common_ann, var_ann, function_ann,
8238 may_aliases, is_exec_stmt, is_label_stmt,
8239 ref_contains_array_ref, array_ref_contains_indirect_ref,
8240 var_can_have_subvars, overlap_subvar, is_call_clobbered,
8241 unmodifiable_var_p): Likewise.
8242 * tree-gimple.c (is_gimple_min_invariant): Likewise.
8243 * tree-gimple.h (is_gimple_min_invariant): Likewise.
8244 * tree.c (type_hash_list, attribute_hash_list, tree_size,
8245 cst_and_fits_in_hwi, real_value_from_int_cst,
8246 build_real_from_int_cst, integer_zerop, integer_onep,
8247 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
8248 tree_floor_log2, real_zerop, real_onep, real_twop,
8249 real_minus_onep, really_constant_p, purpose_member, chain_member,
8250 list_length, fields_length, int_size_in_bytes, bit_position,
8251 int_bit_position, byte_position, int_byte_position, expr_align,
8252 array_type_nelts, tree_node_structure,
8253 type_contains_placeholder_1, iterative_hash_pointer,
8254 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
8255 tree_map_base_eq, type_hash_list, type_hash_eq,
8256 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
8257 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
8258 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
8259 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
8260 int_fits_type_p, get_containing_scope, decl_function_context,
8261 decl_type_context, omp_clause_operand_check_failed,
8262 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
8263 * tree.h (omp_clause_operand_check_failed, tree_size,
8264 build_real_from_int_cst, array_type_nelts, purpose_member,
8265 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
8266 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
8267 is_attribute_p, check_qualified_type, expr_align,
8268 int_size_in_bytes, bit_position, int_bit_position, byte_position,
8269 int_byte_position, list_length, fields_length, initializer_zerop,
8270 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
8271 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
8272 tree_node_structure, handled_component_p, get_containing_scope,
8273 decl_function_context, decl_type_context, real_zerop,
8274 type_num_arguments, fit_double_type, really_constant_p,
8275 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
8276 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
8277 real_twop, real_minus_onep, int_cst_value): Likewise.
8279 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8281 * cfglayout.c (insn_scope, insn_line): Constify.
8282 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
8283 const_double_htab_hash, const_double_htab_eq,
8284 mem_attrs_htab_hash): Likewise.
8285 * loop-iv.c (biv_eq): Likewise.
8286 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
8287 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
8288 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
8290 * rtl-error.c (location_for_asm, diagnostic_for_asm,
8291 error_for_asm, warning_for_asm, _fatal_insn,
8292 _fatal_insn_not_found): Likewise.
8293 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
8294 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
8295 rtl_check_failed_type2, rtl_check_failed_code1,
8296 rtl_check_failed_code2, rtl_check_failed_code_mode,
8297 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
8298 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
8299 rtl_check_failed_type2, rtl_check_failed_code1,
8300 rtl_check_failed_code2, rtl_check_failed_code_mode,
8301 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
8302 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
8303 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
8304 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
8305 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
8306 rtx_unstable_p, get_integer_term, get_related_value,
8307 offset_within_block_p, reg_mentioned_p, count_occurrences,
8308 reg_referenced_p, reg_used_between_p, no_labels_between_p,
8309 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
8310 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
8311 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
8312 find_constant_src, find_reg_fusage, find_regno_fusage,
8313 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
8314 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
8315 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
8316 computed_jump_p, auto_inc_p, in_expr_list_p,
8317 remove_node_from_expr_list, loc_mentioned_in_p,
8318 label_is_jump_target_p, reversed_comparison_code_parts,
8319 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
8320 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
8321 print_inline_rtx): Likewise.
8322 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
8323 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
8324 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
8325 get_integer_term, get_related_value, offset_within_block_p,
8326 count_occurrences, reg_mentioned_p, no_labels_between_p,
8327 reg_used_between_p, reg_referenced_p, single_set_2,
8328 multiple_sets, set_noop_p, refers_to_regno_p,
8329 reg_overlap_mentioned_p, dead_or_set_p,
8330 covers_regno_no_parallel_p, covers_regno_p,
8331 dead_or_set_regno_p, find_reg_note, find_regno_note,
8332 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
8333 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
8334 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
8335 side_effects_p, may_trap_p_1, may_trap_p,
8336 may_trap_after_code_motion_p, may_trap_or_fault_p,
8337 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
8338 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
8339 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
8340 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
8341 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
8343 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
8344 warning_for_asm): Likewise.
8345 * tree.h (print_rtl): Likewise.
8346 * varasm.c (get_pool_mode): Likewise.
8348 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8350 * c-lex.c (c_lex_with_flags, lex_string): Constify.
8351 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
8352 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
8353 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
8354 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
8355 * ddg.c (compare_sccs): Likewise.
8356 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
8357 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
8358 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
8359 decimal_do_fix_trunc, decimal_real_to_integer,
8360 decimal_real_to_integer2, decimal_real_maxval): Likewise.
8361 * dse.c (const_group_info_t): New.
8362 (invariant_group_base_eq, invariant_group_base_hash): Constify.
8363 * dwarf2out.c (const_dw_die_ref): New.
8364 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
8365 * tree-browser.c (TB_parent_eq): Likewise.
8366 * unwind-dw2-fde.c (__register_frame_info_bases,
8367 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
8368 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
8370 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
8371 * unwind-dw2.c (uw_frame_state_for): Likewise.
8372 * value-prof.c (histogram_hash, histogram_eq): Likewise.
8373 * value-prof.h (const_histogram_value): New.
8375 2007-07-25 Richard Sandiford <richard@codesourcery.com>
8377 * config/mips/mips.c (machine_function): Add
8378 initialized_mips16_gp_pseudo_p.
8379 (mips16_gp_pseudo_reg): Do not emit the initialization of
8380 mips16_gp_pseudo_rtx when being called from the gimple cost-
8381 calculation routines; emit it on the first use outside those
8384 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8386 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
8389 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
8390 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
8391 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
8392 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
8393 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
8394 Preserve const-ness of parameters through use of __typeof(),
8395 also constify and tidy.
8397 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
8398 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
8399 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
8400 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
8401 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
8402 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
8403 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
8404 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
8405 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
8407 2007-07-25 Julian Brown <julian@codesourcery.com>
8408 Mark Shinwell <shinwell@codesourcery.com>
8410 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
8411 (alpha_mangle_type): This.
8412 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8413 (TARGET_MANGLE_TYPE): Define this instead.
8414 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
8415 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
8416 (arm_init_neon_builtins): Fix comment.
8417 (arm_mangle_map_entry): New.
8418 (arm_mangle_map): New.
8419 (arm_mangle_type): New.
8420 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
8421 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
8422 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
8423 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8424 (TARGET_MANGLE_TYPE): Define this instead.
8425 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
8426 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
8427 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
8428 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8429 (TARGET_MANGLE_TYPE): Define this instead.
8430 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
8432 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
8433 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8434 (TARGET_MANGLE_TYPE): Define this instead.
8435 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
8436 (s390_mangle_type): This.
8437 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8438 (TARGET_MANGLE_TYPE): Define this instead.
8439 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
8440 (sparc_mangle_type): This.
8441 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8442 (TARGET_MANGLE_TYPE): Define this instead.
8443 * cp/mangle.c (write_type): Call mangle_type target hook on all
8444 types before mangling. Use original type, not main variant, as
8446 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
8447 (TARGET_MANGLE_TYPE): This.
8448 * target.h (gcc_target): Rename mangle_fundamental_type to
8450 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
8451 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
8453 2007-07-25 Julian Brown <julian@codesourcery.com>
8454 Paul Brook <paul@codesourcery.com>
8455 Joseph Myers <joseph@codesourcery.com>
8456 Mark Shinwell <shinwell@codesourcery.com>
8458 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
8459 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
8460 (with_fpu): Allow --with-fpu=neon.
8461 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
8462 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
8463 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
8464 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
8465 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
8466 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
8467 (neon_emit_pair_result_insn, neon_disambiguate_copy)
8468 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
8469 (output_move_neon): Add prototypes.
8470 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
8471 (all_fpus): Add FPUTYPE_NEON.
8472 (fp_model_for_fpu): Add NEON field.
8473 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
8474 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
8476 (arm_legitimate_address_p): Don't support fancy addressing for NEON
8478 (thumb2_legitimate_address_p): Likewise.
8479 (neon_valid_immediate): Recognize and prepare constants suitable for
8481 (neon_immediate_valid_for_move): New function. Recognize and prepare
8482 immediates for NEON move instructions.
8483 (neon_immediate_valid_for_logic): New function. Recognize and
8484 prepare immediates for NEON logic instructions.
8485 (neon_output_logic_immediate): New function. Create asm string
8486 suitable for outputting immediate logic instructions.
8487 (neon_pairwise_reduce): New function. Implement reduction using
8488 pairwise operations.
8489 (neon_expand_vector_init): New function. Expand a (possibly
8490 non-constant) vector initialization.
8491 (neon_vector_mem_operand): New function. Memory operands supported
8492 for quad-word loads/stores to/from ARM or NEON registers. Don't
8493 allow base+offset addressing for core regs.
8494 (neon_struct_mem_operand): New function. Valid mems for NEON
8496 (coproc_secondary_reload_class): Enable NEON registers to be loaded
8497 from neon_vector_mem_operand addresses without a secondary register.
8498 (add_minipool_forward_ref): Handle >8-byte minipool entries.
8499 (add_minipool_backward_ref): Likewise.
8500 (dump_minipool): Likewise.
8501 (push_minipool_fix): Likewise.
8502 (output_move_quad): New function. Output quad-word moves, loads and
8503 stores using ARM registers.
8504 (output_move_vfp): Add support for vectors in VFP (NEON) D
8506 (output_move_neon): Output a NEON load/store to/from a quadword
8508 (arm_print_operand): Implement new codes:
8509 - 'c' for unadorned integers (without a # sign).
8510 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
8512 - 'e', 'f' for the low and high D parts of a NEON Q register.
8513 - 'q' outputs a NEON Q register.
8514 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
8515 - 'T' prints NEON opcode features from a coded bitmask.
8516 - 'F' is similar to T, but signed/unsigned codes both print as
8518 - 't' is similar to T, but 'u' is printed instead of 'p'.
8519 - 'O' prints 'r' if NEON instruction should perform rounding (as
8520 specified by bitmask), else prints nothing.
8521 - '#' is a punctuation character to stop operand numbers from
8522 running together with following digits in the assembler
8523 strings for instructions (when using mode attributes).
8524 (arm_assemble_integer): Handle extra NEON vector modes. Permute
8525 constant vectors in big-endian mode, where necessary.
8526 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
8527 Handle EI, OI, CI, XI modes.
8528 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
8529 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
8530 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
8531 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
8532 (neon_builtin_type_bits): Add enumeration, one bit for each vector
8534 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
8535 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
8536 to turn v8qi, etc. into bits defined above.
8537 (neon_itype): New enumeration. Classifications of NEON builtins.
8538 (neon_builtin_datum): Define struct. Contains information about
8539 a single builtin (with multiple modes).
8540 (CF): Define helper macro for...
8541 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
8543 (neon_builtin_data): New array. Define information about builtins
8544 for use during initialization/expansion.
8545 (arm_init_neon_builtins): New function.
8546 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
8548 (neon_builtin_compare): New function.
8549 (locate_neon_builtin_icode): New function. Find an insn code for a
8550 builtin given a function code for that builtin. Also return type of
8551 builtin (NEON_BINOP, NEON_UNOP etc.).
8552 (builtin_arg): New enumeration. Types of arguments for builtins.
8553 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
8554 Takes a variable argument list of builtin_arg types, terminated by
8556 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
8557 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
8558 (neon_emit_pair_result_insn): New function. Support returning pairs
8559 of vectors via a pointer.
8560 (neon_disambiguate_copy): New function. Set up operands for a
8561 multi-word copy such that registers do not get clobbered.
8562 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
8563 ARM_BUILTIN_NEON_BASE.
8564 (arm_file_start): Set float-abi attribute for NEON.
8565 (arm_vector_mode_supported_p): Enable NEON vector modes.
8566 (arm_mangle_map_entry): New.
8567 (arm_mangle_map): New.
8568 (arm_mangle_vector_type): New.
8569 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
8571 (TARGET_NEON): New macro. Target supports NEON.
8572 (fputype): Add FPUTYPE_NEON.
8573 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
8574 for vectorization based on command-line arg.
8575 (NEON_REGNO_OK_FOR_NREGS): Define.
8576 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
8577 (VALID_NEON_STRUCT_MODE): Define.
8578 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
8579 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
8580 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
8581 (consttable_16): Add pattern for outputting 16-byte minipool
8583 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
8585 (vec-common.md, neon.md): Include md files.
8586 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
8587 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
8588 (memory_constraint "Ut", "Un", "Us"): Define.
8589 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
8590 (MMX_char): New mode attribute.
8591 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
8592 (*add<mode>3_iwmmxt): New insn pattern.
8593 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
8594 (*sub<mode>3_iwmmxt): New insn pattern.
8595 (mulv4hi3): Rename to...
8596 (*mulv4hi3_iwmmxt): This.
8597 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
8598 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
8599 (uminv4hi3, uminv2si3): Remove. Replace with...
8600 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
8601 (*umin<mode>3_iwmmxt): These.
8602 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
8603 (ashr<mode>3_iwmmxt): This new pattern.
8604 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
8605 (lshr<mode>3_iwmmxt): This new pattern.
8606 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
8607 (ashl<mode>3_iwmmxt): This new pattern.
8608 * config/arm/neon-docgen.ml: New file. Generate documentation for
8610 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
8611 * config/arm/arm_neon.h: New (autogenerated).
8612 * config/arm/neon-testgen.ml: New file. Generate NEON tests
8614 * config/arm/neon.md: New file. Define NEON instructions.
8615 * config/arm/neon.ml: New file. Abstract description of NEON
8616 instructions, used to generate arm_neon.h header, documentation and
8618 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
8619 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
8621 * doc/extend.texi (ARM Built-in Functions): Rename and remove
8623 (ARM NEON Intrinsics): New subsection.
8624 * doc/arm-neon-intrinsics.texi: New (autogenerated).
8626 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
8628 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
8631 2007-07-24 Jan Hubicka <jh@suse.cz>
8633 * regclass.c (move_table): New type.
8634 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
8635 (init_move_cost): Break out from ...
8636 (init_reg_sets_1): ... here; simplify computation of
8637 have_regs-of_mode and contains_reg_of_mode.
8638 (record_reg_classes): Unswitch internal loops.
8639 (copy_cost): Trigger lazy initialization of move cost
8640 (record_address_regs): Likewise.
8642 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
8644 * config/darwin.c (darwin_override_options): Don't force on
8645 flag_var_tracking_uninit when no debug info is requested.
8647 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
8649 * cfgloop.c (init_loops_structure): New function.
8650 (flow_loops_find): Create root of the loop tree unconditionally.
8652 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
8654 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
8656 2007-07-24 Jan Hubicka <jh@suse.cz>
8658 * caller-save.c: Include ggc.h, gt-caller-save.h
8659 (reg_save_code, reg_restore_code): Rename to ...
8660 (cached_reg_save_code, cached_reg_restore_code): ... those.
8661 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
8662 (reg_save_code, reg_restore_code): New functions.
8663 (init_caller_save): Do not intialize
8664 reg_save_code/reg_restore_code tables.
8665 * Makefile.in: (gt-caller-save.h): New.
8667 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
8669 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
8670 with the mode of the original operand instead of
8673 2007-07-23 Jan Hubicka <jH@suse.cz>
8675 * i386.c (ix86_secondary_memory_needed): Break out to...
8676 (inline_secondary_memory_needed): ... here.
8677 (ix86_memory_move_cost): Break out to ...
8678 (inline_memory_move_cost): ... here; add support for IN value of 2 for
8679 maximum of input and output; fix handling of Q_REGS on 64bit.
8680 (ix86_secondary_memory_needed): Microoptimize.
8682 2007-07-23 Sebastian Pop <sebpop@gmail.com>
8684 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
8685 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
8686 stmts_from_loop, known_dependences_p, build_rdg): New.
8687 * tree-data-ref.h: Depends on graphds.h.
8688 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
8689 (build_rdg): Declared.
8690 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
8692 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
8694 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
8697 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
8698 Jakub Jelinek <jakub@redhat.com>
8700 PR middle-end/PR28690
8701 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
8703 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
8704 and MEM_POINTER operands over REG and MEM operands.
8705 (swap_commutative_operands_p): Change return value to bool.
8706 * rtl.h: Update the corresponding prototype.
8707 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
8708 instead of gen_rtx_PLUS.
8709 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
8710 value to bool. Change function arguments to rtx's and update code
8712 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
8713 calls to match the new declaration.
8714 * simplify-rtx.c (simplify_associative_operation): Don't
8715 reorder simplify_binary_operation arguments.
8717 2007-07-23 Richard Sandiford <richard@codesourcery.com>
8719 * config/mips/mips.c (override_options): Use mips_costs to derive
8720 the default branch cost.
8721 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
8723 * config/mips/mips.opt (mbranch-cost=): New option.
8724 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
8726 2007-07-23 Richard Sandiford <richard@codesourcery.com>
8728 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
8729 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
8730 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
8731 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
8733 2007-07-23 Richard Sandiford <richard@codesourcery.com>
8735 * config/mips/constraints.md (ks): New constraint.
8736 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
8737 (*add<mode>3_mips16): ...here.
8739 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
8741 * optabs.h (enum optab_index): Add new OTI_signbit.
8742 (signbit_optab): Define corresponding macro.
8743 (enum insn_code signbit_optab[]): Remove array.
8744 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
8745 (expand_copysign_absneg): If back end provides signbit insn, use it
8746 instead of bit operations on floating point argument.
8747 * builtins.c (enum insn_code signbit_optab[]): Remove array.
8748 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
8749 for availability of signbit insn.
8751 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
8752 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
8753 SSE mode is not active.
8754 (isinf<mode>2): Disable for mfpmath=sse,387.
8756 2007-07-22 Ben Elliston <bje@au.ibm.com>
8758 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
8760 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
8762 2007-07-20 Richard Guenther <rguenther@suse.de>
8764 * tree-cfg.c (verify_expr): COND_EXPRs can have any
8765 integral typed condition.
8766 * tree-ssa.c (useless_type_conversion_p): Do not preserve
8767 booleanness. Only preserve conversions from a non-base
8768 type to a base type, not in general between types with
8769 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
8770 * tree.def (COND_EXPR): Document that the condition
8771 can be of any integral type.
8773 2007-07-20 Nigel Stephens <nigel@mips.com>
8774 Richard Sandiford <richard@codesourcery.com>
8776 * config/mips/mips.h (mips_dwarf_regno): Declare.
8777 (DBX_REGISTER_NUMBER): Remove redundant brackets.
8778 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
8779 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
8780 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
8781 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
8782 (REG_CLASS_NAMES): Update accordingly.
8783 * config/mips/mips.c (mips_dwarf_regno): New array.
8784 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
8785 (mips_subword): Remove special handling for accumulator registers.
8786 (override_options): Initiailize mips_dwarf_regno. Remove use
8788 (mips_swap_registers): New function.
8789 (mips_conditional_register_usage): Swap accumulator registers
8790 around if TARGET_LITTLE_ENDIAN.
8791 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
8792 * config/mips/constraints.md (h, l): Use the endianness to choose
8793 between MD0_REG and MD1_REG.
8794 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
8795 alternative-dependent template.
8797 2007-07-20 Richard Sandiford <richard@codesourcery.com>
8799 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
8802 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
8804 * function.c (thread_prologue_and_epilogue_insns): Fix exit
8805 predecessor fallthru flags.
8807 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
8809 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
8810 of compare to the same type.
8811 * cfgloopmanip.c (add_loop): Update information about loop exits.
8812 (loop_version): Remove the innermost loop requirement.
8813 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
8814 to sizetype for pointers.
8816 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
8818 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
8819 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
8820 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
8822 * config/dfp-bit.c: Empty for TFmode conversions.
8824 2007-07-18 Caroline Tice <ctice@apple.com>
8826 * var-tracking.c (find_src_status): Check for COND_EXEC insns
8827 and handle them correctly; check that src is not NULL before
8829 (find_src_set_src): Likewise.
8831 2007-07-18 Bob Wilson <bob.wilson@acm.org>
8833 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
8834 (struct alignment_context, init_alignment_context): New.
8835 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
8836 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
8837 (XCHAL_HAVE_S32C1I): Likewise.
8838 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
8839 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
8840 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
8841 (ATOMIC, HQI): New macros.
8842 (memory_barrier, *memory_barrier): New.
8843 (sync_lock_releasesi): New.
8844 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
8845 (sync_lock_test_and_set<mode>): New.
8846 (sync_<atomic><mode>): New.
8847 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
8848 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
8849 (xtensa_expand_atomic): New.
8851 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8855 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
8856 transformation for builtin ISNORMAL.
8857 (expand_builtin): Handle BUILT_IN_ISNORMAL.
8858 * builtins.def (BUILT_IN_ISNORMAL): New.
8859 * doc/extend.texi: Document isnormal.
8861 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8865 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
8866 optabs infrastructure. Provide generic implementation for
8868 (expand_builtin): Handle FINITE/ISFINITE.
8869 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
8870 (fold_builtin_1): Likewise.
8872 * builtins.def (BUILT_IN_ISFINITE): New.
8874 * doc/extend.texi: Document isfinite.
8876 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8881 * builtins.c (expand_builtin_interclass_mathfn): Provide a
8882 generic fallback for isinf.
8883 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
8884 calculation code ...
8885 * real.c (get_max_float): ... to here.
8886 * real.h (get_max_float): New.
8888 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8892 * builtin-attrs.def (ATTR_TYPEGENERIC,
8893 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
8895 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
8896 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
8897 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
8898 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
8900 * c-common.c (handle_type_generic_attribute): New.
8901 (c_common_attribute_table): Add "type generic".
8903 * c-typeck.c (convert_arguments): Handle "type generic" functions.
8905 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
8907 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
8908 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
8911 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
8914 * config/cris/cris.c (cris_print_index): Don't use XEXP before
8915 checking that the operand is an expression.
8917 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
8918 Danny Smith <dannysmith@users.sourceforge.net>
8921 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
8922 file mapping object in local namespace if Windows version later
8925 2007-07-18 Richard Sandiford <richard@codesourcery.com>
8927 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
8928 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
8929 arm_cannot_force_const_mem.
8930 (arm_cannot_force_const_mem): New function.
8931 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
8932 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
8933 of arm_tls_referenced_p.
8934 * config/arm/arm.md (movsi): Split out-of-section constants when
8935 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
8936 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
8938 2007-07-18 Richard Sandiford <richard@codesourcery.com>
8940 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
8942 2007-07-18 Richard Sandiford <richard@codesourcery.com>
8944 * config/mips/mips.md (*extendqihi2): Convert the destination
8947 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8949 * config/pa/fptr.c: Update license header.
8950 * config/pa/milli64.S: Likewise.
8952 2007-07-17 Nick Clifton <nickc@redhat.com>
8954 * COPYING_v3: New file. Contains version 3 of the GNU General
8956 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
8957 Lesser General Public License.
8958 * doc/include/gpl_v3.texi: New file. Contains version 3 of
8959 the GNU General Public License.
8961 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
8963 PR rtl-optimization/32773
8964 * cfglayout.c (force_one_exit_fallthru): New function.
8965 (cfg_layout_finalize): Use it.
8967 2007-07-16 Richard Guenther <rguenther@suse.de>
8968 Uros Bizjak <ubizjak@gmail.com>
8970 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
8971 before forcing it to gimple operand.
8973 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
8974 David Ung <davidu@mips.com>
8976 * config/mips/mips.h (TUNE_24K): Define.
8977 (TUNE_MACC_CHAINS): Add TUNE_24K.
8978 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
8980 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
8981 (r74k_int_madd): .. this new reservation.
8982 (define_bypass): Fixed bypasses for r74k_int_madd to use
8984 * config/mips/24k.md (define_bypass): Define new
8985 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
8987 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
8988 Nigel Stephens <nigel@mips.com>
8990 * config/mips/mips.md: Include 20kc.md.
8991 * config/mips/20kc.md: New file.
8992 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
8993 (mips_adjust_cost): Tweak for 20Kc.
8994 (mips_issue_rate): Likewise.
8995 * config/mips/mips.h (TUNE_20KC): Define.
8997 2007-07-16 David Edelsohn <edelsohn@gnu.og>
8999 * config/rs6000/rs6000.c (struct processor_cost): Add
9000 cache_line_size, l1_cache_lines, and simultaneous_prefetches
9002 (*_cost): Add cache information.
9003 (rs6000_override_options): Set cache parameters.
9005 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9008 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
9009 * doc/install.texi (mips-sgi-irix6): pthread support works now.
9011 2007-07-16 Paul Brook <paul@codesourcery.com>
9014 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
9015 (cirrus_thumb2_movsi_insn): Ditto.
9017 2007-07-15 Geoffrey Keating <geoffk@apple.com>
9019 * config/rs6000/darwin-fallback.c (interpret_libc): Change
9022 2007-07-15 Andrew Haley <aph@redhat.com>
9024 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
9025 before looking in the context.
9027 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9031 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
9032 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
9033 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
9034 (pa_output_function_prologue): Use rp_saved and
9035 current_function_is_leaf to generate .CALLINFO statement.
9036 (hppa_expand_prologue): Set rp_saved.
9037 (hppa_expand_epilogue): Use rp_saved.
9038 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
9039 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
9041 2007-07-14 Dirk Mueller <dmueller@suse.de>
9043 * omega.c (coalesce): Fix memory leak on early exit.
9044 * matrix-reorg.c (check_allocation_function): Likewise.
9045 * tree-vect-transform.c (vect_get_new_vect_var): free result
9047 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
9048 pass pointer to edge vector
9049 (partition_hot_cold_basic_blocks): Fix memory leak.
9050 * collect2.c (prefix_from_string): Free temporary storage.
9051 * reload1.c (fixup_abnormal_edges): Free sbitmap.
9053 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
9055 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
9056 (DO_GLOBAL_DTORS_BODY): Likewise.
9058 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
9059 Nigel Stephens <nigel@mips.com>
9061 * config/mips/mips.c (mips_classify_symbol): Don't return
9062 SYMBOL_SMALL_DATA for constant pool addresses if
9063 TARGET_EMBEDDED_DATA is true.
9065 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
9067 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
9068 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
9069 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
9070 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
9071 __builtin_ia32_storehps, __builtin_ia32_storelps,
9072 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
9073 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
9074 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
9075 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
9076 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
9077 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
9078 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
9079 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
9080 using def_builtin_const.
9082 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
9084 PR tree-optimization/32705
9085 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
9086 (simplify_binary_expression): Use SSA_VAL consistently.
9088 2007-07-13 David Edelsohn <edelsohn@gnu.org>
9090 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
9091 (SPEFSCR_REGNO): Delete definition.
9092 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
9093 COUNT_REGISTER_REGNUM -> CTR_REGNO.
9094 * config/rs6000/rs6000.h: Do not define *_REGNO.
9095 LINK_REGISTER_REGNUM -> LR_REGNO.
9096 COUNT_REGISTER_REGNUM -> CTR_REGNO.
9097 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
9098 COUNT_REGISTER_REGNUM -> CTR_REGNO.
9099 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
9100 R_VRSAVE, R_VSCR. Use them.
9101 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
9102 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
9103 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
9104 * config/rs6000/aix.h: Define R_LR. Use it.
9106 2007-07-13 Caroline Tice <ctice@apple.com>
9108 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
9109 flag_var_tracking is explicitly turned off (i.e. when variable
9110 tracking is not feasible); otherwise, turn flag_var_tracking on when
9111 flag_var_tracking_uninit is on.
9112 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
9113 note definitions, to allow recording of initialization status in the
9115 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
9116 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
9117 determine if two note locations are equal.
9118 (output_loc_list): Don't output list entries whose start & end labels
9120 (reg_loc_descriptor): Add parameter for initialization status; pass it
9121 to other loc descriptor functions.
9122 (one_reg_loc_descriptor): Add parameter for initialization status;
9123 check its value and add DW_OP_GNU_uninit to returned loc descr if
9125 (multiple_reg_loc_descriptor): Add parameter for initialization
9127 pass init status argument to other loc descriptor functions; check
9128 value of intialization parameter and add DW_OP_GNU_uninit to returned
9129 loc descr if appropriate.
9130 (based_loc_descr): Add parameter for initialization status; add new
9131 variable for return value; check value of initialization parameter and
9132 add DW_OP_GNU_uninit to returned loc descr if appropriate.
9133 (concatn_mem_loc_descriptor): Add parameter for initialization status;
9134 pass init status argument to other loc descriptor functions; check
9135 value of intialization parameter and add DW_OP_GNU_uninit to returned
9136 loc descr if appropriate.
9137 (mem_loc_descriptor): Likewise.
9138 (concat_loc_descriptor): Likewise.
9139 (concatn_loc_descriptor): Likewise.
9140 (loc_descriptor): Add parameter for initialization status; pass it as
9141 argument to other loc descriptor function calls.
9142 (loc_descriptor_from_tree_1): Add appropriate initialization status
9143 to loc descriptor function calls.
9144 (add_location_or_const_value_attribute): Get initialization status
9145 from VAR_LOCATION note; add initialization status to loc descriptor
9147 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
9148 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
9149 status is uninitialized, add "[uninint]" to output.
9150 * common.opt (fvar-tracking-uninit): New option, similar to
9151 fvar-tracking, to turn on tracking of uninitialized variables; creates
9152 a new global flag, flag_var_tracking_uninit.
9153 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
9154 (enum var_init_status): New type, for var initialization status field.
9155 * var-tracking.c (struct location_chain_def): Two new fields, init,
9156 for initialization status, and set_src for the assignment value expr.
9157 (unshare_variable): New parameter for initialization status;
9158 initialize new init and set_src fields.
9159 (var_reg_set): New parameters for initialization status and value;
9160 pass them to set_variable_part.
9161 (var_mem_set): Likewise.
9162 (get_init_value): New function.
9163 (var_reg_delete_and_set): New initialization status & value
9164 parameters; add call to get_init_value if status is unknown; pass new
9165 parameters to clobber_variable_part and var_reg_set.
9166 (var_mem_delete_and_set): Likewise.
9167 (var_reg_delete): Pass null set_src value to clobber_variable_part.
9168 (var_mem_delete): Likewise.
9169 (variable_union): Pass status to unshare_variable; initialize new init
9170 and set_src fields. If flag_var_tracking_uninit is not set, force
9171 status to initialized.
9172 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
9173 used later to get the set_src value.
9174 (find_src_status): New function.
9175 (find_src_set_src): New function.
9176 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
9177 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
9178 MO_SET, get set_src value and pass it to var_reg_delete_and_set
9179 and var_mem_delete_and_set.
9180 (dump_variable): Print out "[uninit]" if appropriate.
9181 (set_variable_part): Add new initialization and set_src parameters;
9182 pass status to unshare_variable; set node->init and node- >set_src
9183 fields and modify slot in hash table appropriately; save the init and
9184 set_src values if appropriate and assign to the new node.
9185 (clobber_variable_part): New set_src parameter; if two nodes have
9186 same variable and same location but different set_src (assignment)
9187 values, clobber old node.
9188 (delete_variable_part): Pass init status to unshare_variable.
9189 (emit_note_insn_var_location): Add initialized var; assign var's init
9190 status to new 'initialized'; pass new init status field to calls to
9191 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
9192 status to initialized.
9193 (emit_notes_in_bb): Pass initialization status to calls to
9194 var_reg_set, var_mem_set, var_reg_delete_and_set and
9195 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
9196 var_reg_delete_and_set and var_mem_delete_and_set; call
9197 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
9198 make up for change in add_stores.
9199 (vt_add_function_parameters): Add status to calls to
9201 * config/darwin.c (darwin_override_options): Turn on uninitialized
9202 tracking automatically, if var_tracking is on and the system is
9205 2007-07-13 Sa Liu <saliu@de.ibm.com>
9207 * config.gcc: Add options for arch and tune on SPU.
9208 * config/spu/predicates.md: Add constant operands 0 and 1.
9209 * config/spu/spu-builtins.def: Add builtins for double precision
9210 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
9211 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
9213 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
9215 * config/spu/spu-protos.h: Add new function prototypes.
9216 * config/spu/spu.c (spu_override_options): Check options -march and
9218 (spu_comp_icode): Add comparison code for DFmode and vector mode.
9219 (spu_emit_branch_or_set): Use the new code for DFmode and vector
9221 (spu_const_from_int): New. Create a vector constant from 4 ints.
9222 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
9223 (spu_emit_vector_compare): New. Emit vector compare.
9224 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
9225 * config/spu/spu.h: Add options -march and -mtune. Define processor
9226 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
9227 CANONICALIZE_COMPARISON.
9228 * config/spu/spu.md: Add new insns for double precision compare
9229 and double precision vector compare. Add vcond and smax/smin patterns
9230 to enable DFmode vector conditional expression.
9231 * config/spu/spu.opt: Add options -march and -mtune.
9232 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
9233 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
9234 both CELL and CELLEDP targets: spu_testsv.
9235 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
9238 2007-07-13 Richard Guenther <rguenther@suse.de>
9240 PR tree-optimization/32721
9241 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
9242 TREE_THIS_VOLATILE on the folded reference.
9243 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
9244 if the array reference has TREE_THIS_VOLATILE set.
9246 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
9249 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
9251 2007-07-13 Andreas Schwab <schwab@suse.de>
9253 * gengtype-lex.l: Allow declarations to be indented.
9255 2007-07-12 Geoffrey Keating <geoffk@apple.com>
9257 * ginclude/tgmath.h: New.
9258 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
9259 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
9260 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
9261 * configure: Regenerate.
9263 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
9265 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
9266 correct index when setting register save state for xd
9269 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
9271 * config/sh/sh.c (mark_use): Remove.
9273 2007-07-12 Paul Brook <paul@codesourcery.com>
9275 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
9276 reg does not overlap return value.
9278 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
9280 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
9281 (set_expression_vuses): Ditto.
9282 (init_pre): Initialize expression_vuses.
9284 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
9286 * config/i386/sse.md (storentdf, storentsf): New.
9288 2007-07-12 Geoffrey Keating <geoffk@apple.com>
9290 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
9292 * tree.c (build_decl_stat): Move code from here...
9293 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
9294 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
9295 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
9296 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
9297 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
9300 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
9301 Devang Patel <dpatel@apple.com>
9303 PR tree-optimization/25413
9304 * targhooks.c (default_builtin_vector_alignment_reachable): New.
9305 * targhooks.h (default_builtin_vector_alignment_reachable): New.
9306 * tree.h (contains_packed_reference): New.
9307 * expr.c (contains_packed_reference): New.
9308 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
9309 (vect_enhance_data_refs_alignment): Call
9310 vector_alignment_reachable_p.
9311 * target.h (vector_alignment_reachable): New builtin.
9312 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
9313 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
9314 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
9316 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
9318 * target.h (builtin_vectorization_cost): Add new target builtin.
9319 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
9320 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
9321 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
9322 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
9323 uninitialized variables.
9324 * tree-vect-transform.c (cost_for_stmt): New function.
9325 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
9326 using cost 1 for all scalar stmts. Be less conservative when
9327 estimating the number of prologue/epulogue iterations. Call
9328 targetm.vectorize.builtin_vectorization_cost. Return
9329 min_profitable_iters-1.
9330 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
9331 initialization cost instead of TARG_VEC_STMT_COST. Use
9332 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
9333 epilogue code. Fix epilogue cost computation.
9334 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
9335 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
9336 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
9337 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
9338 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
9339 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
9341 2007-07-12 Richard Guenther <rguenther@suse.de>
9343 * gimplify.c (gimplify_conversion): Make sure that the result
9344 from maybe_fold_offset_to_reference is trivially convertible
9345 to the desired type before doing the simplification.
9346 (gimplify_expr): Likewise.
9347 * fold-const.c (fold_binary): Use the correct types for
9348 building the simplified expression.
9350 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
9352 PR rtl-optimization/32729
9353 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
9354 that fallthru to exit.
9356 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
9358 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
9359 (symDTPOFF2reg): Likewise.
9361 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
9363 PR tree-optimization/32663
9365 * tree.h (VALUE_HANDLE_VUSES): Remove.
9366 (struct tree_value_handle): Remove vuses.
9368 * tree-vn.c (create_value_handle_for_expr): Don't set
9371 * tree-ssa-pre.c (expression_vuses): New.
9372 (alloc_expression_id): Set up expression_vuses.
9373 (get_expression_vuses): New.
9374 (set_expression_vuses): Ditto.
9375 (clear_expression_ids): Modify for expression_vuses.
9376 (phi_translate_1): Ditto.
9377 (phi_translate_set): Ditto.
9378 (value_dies_in_block_x): Ditto
9379 (valid_in_sets): Ditto.
9380 (add_to_sets): Ditto.
9381 (find_existing_value_expr): Ditto.
9382 (create_value_handle_for_expr): Ditto.
9383 (make_values_for_stmt): Ditto.
9384 (vuse_equiv): Remove.
9386 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
9388 * Makefile.in (mostlyclean): Remove object files.
9390 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
9392 * toplev.c (no_new_pseudos): Deleted.
9393 * rtl.h (no_new_pseudos): Deleted.
9394 * tree-pass.h (pass_no_new_pseudos): Deleted.
9395 * passes.c (pass_no_new_pseudos): Deleted.
9396 * final.c (rest_of_clean_state): Removed no_new_pseudos.
9397 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
9398 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
9400 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
9401 * rtlhooks.c (gen_lowpart_general): Ditto.
9402 * optabs.c (prepare_operand): Ditto.
9403 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
9405 * modulo-sched.c (rest_of_handle_sms): Ditto.
9406 * see.c (rest_of_handle_see): Ditto.
9407 * ifcvt.c (if_convert): Ditto.
9408 (gate_handle_if_after_combine): Replaced no_new_pseudos with
9410 * init-regs.c (gate_initialize_regs): Deleted set of
9412 * lower-subreg.c (decompose_multiword_subregs): Ditto.
9413 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
9414 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
9416 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
9419 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
9420 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
9421 (*vec_extractv2di_1_rex64): New insn pattern.
9423 2007-07-11 David Daney <ddaney@avtrex.com>
9425 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
9426 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
9427 for SIGNAL_UNWIND_RETURN_COLUMN.
9428 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
9429 (DWARF_FRAME_REGNUM): Rewrite.
9430 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
9432 2007-07-11 Nick Clifton <nickc@redhat.com>
9434 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
9435 delta and use gen_int_mode in place of GET_INT instead.
9437 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
9439 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
9442 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
9444 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
9445 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
9447 * params.h (VERIFY_CANONICAL_TYPES): Remove.
9448 (USE_CANONICAL_TYPES): New.
9449 * doc/invoke.texi (verify-canonical-types): Remove.
9450 (use-canonical-types): Add.
9452 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
9454 * config/spu/spu.c (spu_optimization_options): Remove setting of
9455 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
9456 (spu_override_options): Move it here.
9458 2007-07-11 Richard Sandiford <richard@codesourcery.com>
9460 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
9461 * config/mips/mips.c (mips_cpu_info_table): Mention
9462 MIPS_ISA_LEVEL_SPEC in the comment.
9464 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
9466 PR tree-optimization/32713
9467 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
9469 2007-07-11 Paolo Carlini <pcarlini@suse.de>
9472 * c-opts.c (c_common_post_options): Do not change flag_complex_method
9473 conditional to flag_isoc99.
9474 (c_common_init_options): Do it here, unconditionally.
9476 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
9478 PR tree-optimization/32589
9479 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
9480 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
9481 * tree-ssa-propagate.c (valid_gimple_expression_p): New
9482 predicate, extracted from...
9483 (set_rhs): ...here. Call it for the expression on entry.
9484 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
9485 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
9486 (simplify_binary_expression): Use valid_gimple_expression_p
9487 to validate the simplification.
9488 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
9490 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
9492 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
9493 DWARF2_DEBUG on 32 bit target too.
9494 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
9496 2007-07-11 Nick Clifton <nickc@redhat.com>
9498 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
9499 version for 64-bit hosts.
9501 2007-07-10 David Daney <ddaney@avtrex.com>
9503 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
9505 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
9507 * config/mips/mips.c (mips_expand_synci_loop): New function.
9508 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
9509 (UNSPEC_RDHWR): Same.
9510 (UNSPEC_SYNCI): Same.
9511 (UNSPEC_SYNC): Same.
9512 (clear_cache): New expand.
9516 (clear_hazard): Same.
9517 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
9519 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
9520 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
9522 2007-07-10 Ian Lance Taylor <iant@google.com>
9524 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
9527 2007-07-10 David Daney <ddaney@avtrex.com>
9529 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
9530 * builtins.c (expand_builtin___clear_cache): New function.
9531 (expand_builtin): Call expand_builtin___clear_cache for
9532 BUILT_IN_CLEAR_CACHE case.
9533 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
9534 * doc/md.texi (clear_cache): Document new instruction pattern.
9535 * testsuite/gcc.dg/builtins-64.c: New test.
9537 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
9539 * config/cris/cris.md ("movsi"): Fix typo in last change.
9541 2007-07-09 Geoffrey Keating <geoffk@apple.com>
9544 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
9546 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
9547 * varasm.c (assemble_start_function): Honor DECL_ALIGN
9548 for FUNCTION_DECLs. Don't use align_functions_log if
9550 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
9551 even for FUNCTION_DECLs.
9552 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
9554 * tree.h (DECL_ALIGN): Update for new location of 'align'.
9555 (DECL_FUNCTION_CODE): Update for new location and name of
9557 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
9558 (struct tree_decl_common): Move 'align' and 'off_align' out
9559 of union, ensure they're still on a 32-bit boundary. Remove
9560 other fields in union 'u1'.
9561 (struct tree_function_decl): Add field 'function_code' replacing
9562 'u1.f' in tree_decl_common.
9563 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
9564 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
9565 (Variable Attributes): Cross-reference 'aligned' attribute
9566 to Function Attributes.
9567 * flags.h (force_align_functions_log): Delete.
9568 * toplev.c (force_align_functions_log): Delete.
9570 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
9573 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
9574 (*vec_concatv2di_rex): New insn pattern.
9576 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9579 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
9581 2007-07-10 Ian Lance Taylor <iant@google.com>
9583 Replace no_new_pseudos in backends.
9584 * rtl.h (can_create_pseudo_p): Define.
9585 * config/darwin.c (machopic_indirect_data_reference): Use
9586 can_create_pseudo_p () instead of no_new_pseudos.
9587 (machopic_indirect_data_reference): Likewise.
9588 (machopic_legitimize_pic_address): Likewise.
9589 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
9590 (alpha_emit_set_const_1): Likewise.
9591 (alpha_emit_set_const): Likewise.
9592 (alpha_emit_conditional_move): Likewise.
9593 (alpha_split_conditional_move): Likewise.
9594 * config/alpha/alpha.md (various splitters): Likewise.
9596 * config/arm/arm.c (legitimize_pic_address): Likewise.
9597 (arm_load_pic_register): Likewise.
9598 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
9599 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
9600 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
9601 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
9602 * config/cris/cris.md (movsi): Likewise.
9603 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
9604 (symGOTOFF2reg_hilo): Likewise.
9605 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
9606 * config/h8300/h8300.md (insv, extzv): Likewise.
9607 * config/i386/i386.c (ix86_expand_move): Likewise.
9608 (ix86_expand_vector_move): Likewise.
9609 (ix86_prepare_fp_compare_args): Likewise.
9610 (ix86_expand_carry_flag_compare): Likewise.
9611 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
9612 (tls_dynamic_gnu2_combine_32): Likewise.
9613 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
9614 * config/ia64/ia64.c (ia64_expand_move): Likewise.
9615 (ia64_expand_movxf_movrf): Likewise.
9616 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
9617 (m32c_split_move): Likewise.
9618 (m32c_expand_insv): Likewise.
9619 * config/m68k/m68k.md (movsi): Likewise.
9620 * config/mips/mips.c (mips_force_temporary): Likewise.
9621 (mips_split_symbol): Likewise.
9622 (mips_move_integer): Likewise.
9623 (mips_legitimize_const_move): Likewise.
9624 * config/mn10300/mn10300.md (movsi): Likewise.
9625 * config/pa/pa.c (emit_move_sequence): Likewise.
9626 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
9627 (rs6000_got_register): Likewise.
9628 (create_TOC_reference): Likewise.
9629 (rs6000_machopic_legitimize_pic_address): Likewise.
9630 * config/rs6000/rs6000.md (add<mode>3): Likewise.
9631 (various splitters): Likewise.
9632 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
9633 (movsi_got): Likewise.
9634 * config/s390/s390.c (emit_symbolic_move): Likewise.
9635 * config/s390/s390.md (movhi, movqi): Likewise.
9636 (load_multiple, store_multiple): Likewise.
9637 * config/score/score.c (score_force_temporary): Likewise.
9638 * config/sh/sh.c (prepare_move_operands): Likewise.
9639 (prepare_cbranch_operands): Likewise.
9640 (emit_fpu_switch): Likewise.
9641 (fpscr_set_from_mem): Likewise.
9642 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
9643 (adddi3, subsi3): Likewise.
9644 (various splitters): Likewise.
9645 (divsi_inv_fp_combine): Likewise.
9646 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
9647 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
9649 * config/sh/predicates.md (xor_operand): Likewise.
9650 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
9651 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
9652 (movdi_pic_label_ref): Likewise.
9653 * config/spu/spu.c (spu_split_immediate): Likewise.
9654 * config/alpha/alpha.md (various splitters): Remove test
9655 !no_new_pseudos || reload_completed.
9656 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
9658 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
9659 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
9660 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
9661 * config/score/score.c (th_output_mi_thunk): Likewise.
9662 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
9663 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
9665 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
9667 PR rtl-optimization/32664
9668 * mode-switching.c (create_pre_exit): Skip barrier insns.
9670 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
9672 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
9673 force_gimple_operand_bsi.
9674 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
9675 rewrite_use_compare): Ditto.
9676 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
9678 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
9679 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
9680 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
9681 * tree-profile.c (prepare_instrumented_value,
9682 tree_gen_interval_profiler, tree_gen_pow2_profiler,
9683 tree_gen_one_value_profiler, tree_gen_ic_profiler,
9684 tree_gen_ic_func_profiler, tree_gen_average_profiler,
9685 tree_gen_ior_profiler): Ditto.
9686 * tree-ssa-reassoc.c (negate_value): Ditto.
9687 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
9688 Use force_gimple_operand_bsi.
9689 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
9690 * tree-if-conv.c (add_to_dst_predicate_list,
9691 find_phi_replacement_condition): Ditto.
9692 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
9693 Call mark_symbols_for_renaming for new statements.
9694 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
9696 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
9698 * cfghooks.c (remove_edge): New function.
9699 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
9701 * cfghooks.h (remove_edge): Declare.
9702 * cfg.c (remove_edge): Renamed to remove_edge_raw.
9703 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
9705 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
9707 * optabs.h: Added declaration for signbit_optab.
9708 * optabs.c: (init_optabs): Added initialization for signbit_optab.
9709 * genoptinit.c (optabs): Added entry for signbit insns.
9710 * builtins.c (expand_builtin_signbit): Added code to use a signbit
9712 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
9713 * config/s390/s390.md (signbit<mode>2): New expander.
9715 2007-07-09 Richard Guenther <rguenther@suse.de>
9718 * fold-const.c (fold_plusminus_mult_expr): Move constant
9719 arguments second to allow decomposing.
9721 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
9724 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
9726 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
9727 Disregard DECL_FROM_INLINE.
9729 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
9732 * doc/invoke.texi: Add ftree-reassoc flag.
9733 * common.opt (ftree-reassoc): New flag.
9734 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
9735 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
9737 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
9739 PR tree-optimization/32681
9740 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
9741 saved in second_edge->aux when first_bb is a loop header.
9743 2007-07-09 Jan HUbicka <jh@suse.cz>
9745 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
9747 2007-07-09 Richard Guenther <rguenther@suse.de>
9749 * c-decl.c (start_function): Do not promote return type.
9751 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
9753 * function.c (do_warn_unused_parameter): Do not warn if
9754 TREE_NO_WARNING is set.
9756 2007-07-08 Andreas Schwab <schwab@suse.de>
9758 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
9760 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
9763 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
9765 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
9766 apply to assembly language, too.
9767 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
9769 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
9771 Revert (note the sccvn portions are *not* reverted)
9772 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
9774 Fix PR tree-optimization/23488
9776 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
9778 * tree-flow-inline.h (get_value_handle): Ditto.
9779 * tree-ssa-pre.c (decl_vh_map): New.
9780 (decl_node_pool): New.
9781 (can_value_number_operation): Support DECL_P.
9782 (can_PRE_operation): Ditto.
9783 (create_expression_by_pieces): Ditto.
9784 (find_existing_value_expr): Modify to differnetiate between
9785 addressing and top level.
9786 (create_value_handle_for_expr): Handle DECL's.
9787 (poolify_tree): Ditto.
9788 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
9789 (make_values_for_stmt): Handle DECL's properly.
9790 (init_pre): Reorg to not init useless things during FRE.
9792 * tree-flow.h: Include pointer-set.h.
9793 (decl_vh_map): Declare.
9794 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
9796 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
9798 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
9799 the constraint description.
9800 * doc/md.texi: Update documentation of AVR constraints.
9802 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
9804 * auto-inc-dec.c, config/arm/arm.c,
9805 config/m32r/constraints.md, config/mips/mips.md,
9806 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
9807 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
9808 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
9809 typos. Follow spelling conventions.
9810 * doc/invoke.texi, doc/rtl.texi: Fix typos.
9812 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
9813 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
9815 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
9816 realloc_vuse): Remove.
9817 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
9820 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
9822 Fix PR tree-optimization/23488
9824 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
9825 (try_to_simplify): Ditto.
9827 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
9829 * tree-flow-inline.h (get_value_handle): Ditto.
9830 * tree-ssa-pre.c (decl_vh_map): New.
9831 (decl_node_pool): New.
9832 (can_value_number_operation): Support DECL_P.
9833 (can_PRE_operation): Ditto.
9834 (create_expression_by_pieces): Ditto.
9835 (find_existing_value_expr): Modify to differnetiate between
9836 addressing and top level.
9837 (create_value_handle_for_expr): Handle DECL's.
9838 (poolify_tree): Ditto.
9839 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
9840 (make_values_for_stmt): Handle DECL's properly.
9841 (init_pre): Reorg to not init useless things during FRE.
9843 * tree-flow.h: Include pointer-set.h.
9844 (decl_vh_map): Declare.
9845 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
9847 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
9849 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
9850 apply to assembly language, too.
9851 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
9853 2007-07-06 Ian Lance Taylor <iant@google.com>
9854 Zack Weinberg <zackw@panix.com>
9857 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
9859 2007-07-06 Richard Sandiford <richard@codesourcery.com>
9861 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
9862 (prefetch): Likewise if "pref" would be used.
9864 2007-07-06 Josh Conner <jconner@apple.com>
9868 * calls.c (store_one_arg): Handle arguments which are partially
9869 on the stack when detecting argument overlap.
9871 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
9873 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
9874 chosen during find_reloads.
9876 2007-07-06 Richard Guenther <rguenther@suse.de>
9878 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
9879 TYPE_ARG_TYPES for verification of argument types. Use
9880 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
9881 parameters as variable arguments.
9883 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
9885 * libgcc2.h (word_type): Type definition removed.
9886 (cmp_return_type, shift_count_type): Type definitions added.
9887 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
9888 replaced with shift_count_type.
9889 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
9891 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
9892 changed from word_type to Wtype.
9893 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
9894 replaced with shift_count_type.
9895 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
9897 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
9898 and libgcc_shift_count attribute added.
9899 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
9900 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
9901 (TARGET_INITIALIZER): New target hooks added.
9902 * targhooks.c (default_libgcc_cmp_return_mode,
9903 default_libgcc_shift_count_mode): Default implementations for the new
9905 * targhooks.h (default_libgcc_cmp_return_mode,
9906 default_libgcc_shift_count_mode): Function prototypes added.
9907 * target.h (struct gcc_target): Fields for the new target hooks added.
9908 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
9910 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
9913 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
9914 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
9916 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
9917 s390_libgcc_shift_count_mode): Functions added.
9918 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
9919 Target hooks defined.
9921 2007-07-06 Richard Sandiford <richard@codesourcery.com>
9923 * config/mips/mips.c (compute_frame_size): Restore the original
9924 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
9925 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
9926 Document why the difference is needed.
9928 2007-07-06 Richard Guenther <rguenther@suse.de>
9930 * c-common.c (boolean_increment): Use correctly typed
9933 2007-07-06 Richard Sandiford <richard@codesourcery.com>
9935 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
9936 the topmost argument register is not also included in the save mask.
9937 (mips16e_collect_argument_save_p): Take a pointer to the argument
9938 register, rather than a pointer to the number of arguments.
9939 (mips16e_collect_argument_saves): Only include argument saves
9940 that aren't in the register mask.
9942 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
9944 PR rtl-optimization/32450
9945 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
9946 to ensure that instructions are not moved into the prologue when
9947 profiling is on. Remove unused prologue_end variable.
9948 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
9949 as a scheduling barrier.
9951 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
9954 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
9955 Disregard DECL_FROM_INLINE.
9957 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
9959 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
9960 IORing with a constant.
9962 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
9964 PR rtl-optimization/32475
9965 * df-scan.c (df_def_record_1): Add a use of the stack pointer
9966 for every definition of the stack pointer.
9968 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
9970 * arm.c (vfp3_const_double_index): Copy signed results of
9971 REAL_VALUE_TO_INT into unsigned vars.
9973 2007-07-05 Richard Guenther <rguenther@suse.de>
9976 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
9978 * tree-ssa.c (useless_type_conversion_p): Check canonical
9981 2007-07-05 Anatoly Sokolov <aesok@post.ru>
9983 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
9984 zero_extendhisi2): Change to define_insn_and_split.
9985 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
9987 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
9989 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
9990 pass_match_asm_constraints): New.
9991 * passes.c (init_optimization_passes): Add new pass.
9992 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
9993 * function.h (struct function): Add has_asm_statement bit.
9994 (current_function_has_asm_statement): New.
9995 * tree-pass.h (pass_match_asm_constraints): New.
9997 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
9999 * config/mips/mips.c (mips_file_start): Avoid declaration
10002 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
10004 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
10006 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
10008 * rtl.def (NOTE): Change print format string to print
10009 operand 5 as a note insn name.
10011 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
10012 David Ung <davidu@mips.com>
10014 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
10015 * doc/invoke.texi: (MIPS Options): Document them.
10017 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
10018 David Ung <davidu@mips.com>
10020 Add support for SmartMIPS ASE.
10022 * optabs.c (expand_binop_directly): New, broken out from...
10023 (expand_binop): Here. Make it try rotating in the other
10024 direction even when the second operand isn't constant.
10025 * config/mips/mips.md (*lwxs): New.
10026 * config/mips/mips.opt (msmartmips): New.
10027 * config/mips/mips.c (mips_lwxs_address_p): New.
10028 (mips_rtx_costs): Make it recognize scaled indexed addressing.
10029 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
10030 __mips_smartmips when compiling for TARGET_SMARTMIPS.
10031 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
10032 (ISA_HAS_LWXS): New.
10033 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
10034 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
10035 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
10036 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
10037 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
10038 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
10039 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
10041 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
10043 * tree-vectorizer.c (new_loop_vec_info): Initialize
10044 LOOP_VINFO_COST_MODEL_MIN_ITERS.
10045 * tree-vectorizer.h (_loop_vec_info): Added new filed
10046 min_profitable_iters.
10047 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
10048 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
10049 * tree-vect-analyze.c (vect_analyze_operations): Set
10050 LOOP_VINFO_COST_MODEL_MIN_ITERS.
10051 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
10052 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
10053 Fix calculation of peel_iters_prologue. Move consideration of epilogue
10054 and prologue cost to after they are computed.
10055 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
10056 TARG_VEC_STMT_COST.
10057 (vect_model_simple_cost): Takes additional argument dt. Consider cost
10058 of creating vectors from scalars according to dt.
10059 (vect_model_store_cost): Likewise.
10060 (vectorizable_call): Use dt array instead of scalar dt. Call
10061 vect_model_simple_cost with additional argument dt.
10062 (vectorizable_assignment): Likewise.
10063 (vectorizable_operation): Likewise.
10064 (vectorizable_type_demotion): Likewise.
10065 (vectorizable_type_promotion): Likewise.
10066 (vectorizable_store): Use dt array instead of scalar dt. Call
10067 vect_model_store_cost with additional argument dt.
10068 (vect_do_peeling_for_loop_bound): Don't call
10069 vect_estimate_min_profitable_iters. Instead, lookup
10070 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
10071 "may not be profitable".
10073 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
10076 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
10077 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
10078 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
10079 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
10081 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
10083 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
10084 addressing modes cheaper.
10086 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
10088 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
10089 (dw_ranges_struct): Rename block_num to num. Adjust.
10090 (dw_ranges_by_label_struct): New.
10091 (ranges_by_label, ranges_by_label_allocated,
10092 ranges_by_label_in_use): New variables.
10093 (add_ranges_num): Factored most of the code out of...
10094 (add_ranges): ... this one. Rewrite in terms of the former.
10095 (add_ranges_by_labels): New.
10096 (output_ranges): Output by-label ranges.
10097 (dwarf2out_finish): Output range for multiple-section
10098 compile_unit. Output standard DW_AT_low_pc in addition to
10099 unexpected DW_AT_entry_pc.
10101 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
10103 PR tree-optimization/32604
10104 PR tree-optimization/32606
10106 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
10107 (compute_antic_safe): Removed.
10108 (ANTIC_SAFE_LOADS): Ditto.
10109 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
10110 (execute_pre): Don't call compute_antic_safe.
10111 (vuse_equiv): New function.
10112 (make_values_for_stmt): Use it
10113 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
10116 2007-07-04 Anatoly Sokolov <aesok@post.ru>
10119 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
10120 rather than a decl.
10121 (avr_attribute_table): Make "naked" attribute apply to function types
10122 rather than to decls.
10123 (avr_handle_fntype_attribute): New function.
10125 2007-07-04 Joseph Myers <joseph@codesourcery.com>
10127 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
10130 2007-07-04 David Ung <davidu@mips.com>
10131 Joseph Myers <joseph@codesourcery.com>
10133 * config/mips/mips.md (type): Add logical, signext and move.
10134 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
10135 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
10136 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
10137 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
10138 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
10139 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
10140 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
10141 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
10142 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
10143 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
10144 movv2sf_hardfloat_64bit): Use the new types.
10145 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
10146 *movdf_softfloat, *movdf_mips16): Use "multi".
10147 (extendqihi2): Replace with a define_expand.
10148 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
10149 Based on extend<SHORT:mode><GPR:mode>2 patterns.
10150 * config/mips/74k.md (r74k_int_logical): New reservation and
10152 (r74k_int_arith): Remove "slt".
10153 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
10154 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
10155 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
10156 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
10157 reservations for "arith".
10159 2007-07-04 Richard Guenther <rguenther@suse.de>
10161 * tree-ssa.c (useless_type_conversion_p): Add handling for
10162 scalar float and vector types. Only call the types_compatible_p
10163 langhook for aggregate types as last resort. Follow the
10166 2007-07-04 Richard Guenther <rguenther@suse.de>
10168 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
10169 the same as NOP_EXPR.
10171 2007-07-04 Nick Clifton <nickc@redhat.com>
10173 * target.h (struct gcc_target): Add target_help field.
10174 * target-def.h (TARGET_HELP): New.
10175 (TARGET_INITIALIZER): Use TARGET_HELP.
10176 * opts.c (command_handle_option): Invoke target_help function, if
10177 defined, when the user has specified --target-help on the command
10179 * doc/invoke.texi: Mention that --target-help might print
10180 additional information.
10181 * doc/tm.texi: Document TARGET_HELP hook.
10183 * arm.c (TARGET_HELP): Override default definition.
10184 (arm_target_help): New - display a wrapped list of cores and
10185 architectures supported.
10187 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
10189 * config/v850/v850.c (expand_prologue): Make sure
10190 GEN_INT() argument is sign extended rather than zero extended.
10191 (expand_epilogue): Likewise.
10192 (output_move_double): Delete.
10193 * config/v850/v850-protos.h (output_move_double): Delete.
10194 * config/v850/v850.md (movdi): Delete.
10195 (*movdi_internal): Delete.
10197 (*movdf_internal): Delete.
10199 2007-07-04 Richard Sandiford <richard@codesourcery.com>
10201 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
10202 unless compiling RTP PIC.
10204 2007-07-04 Richard Guenther <rguenther@suse.de>
10206 PR tree-optimization/32482
10207 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
10208 original ssa name if we didn't find a shift expression.
10209 Fix shift constant for bit zero test.
10211 2007-07-04 Richard Sandiford <richard@codesourcery.com>
10213 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
10215 2007-07-04 Richard Sandiford <richard@codesourcery.com>
10217 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
10218 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
10219 * config/arm/vxworks.h (ASM_SPEC): Delete.
10220 (SUBTARGET_EXTRA_ASM_SPEC): Define.
10222 2007-07-04 Sebastian Pop <sebpop@gmail.com>
10224 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
10225 (DDR_REVERSED_P): New.
10226 * tree-data-ref.c (initialize_data_dependence_relation,
10227 build_classic_dist_vector): Set DDR_REVERSED_P.
10229 2007-07-04 Sebastian Pop <sebpop@gmail.com>
10231 PR middle-end/32457
10232 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
10233 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
10234 init_omega_for_ddr_1): Use non conservative number of iterations
10236 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
10237 (analyze_siv_subscript): Remove FIXME and reinitialization of
10238 last_conflicts to chrec_dont_know.
10239 * testsuite/gfortran.dg/vect/pr32457.f90: New.
10241 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
10243 * tree.c (maybe_canonicalize_argtypes): Improve description.
10245 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
10247 * tree.c (maybe_canonicalize_argtypes): New.
10248 (build_function_type): Set canonical type.
10249 (build_method_type_directly): Ditto.
10250 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
10253 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
10255 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
10257 (rewrite_use_nonlinear_expr): Likewise.
10259 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
10261 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
10263 2007-07-04 Ben Elliston <bje@au.ibm.com>
10265 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
10268 * c-objc-common.c (c_types_compatible_p): Fix indentation.
10270 * doc/tm.texi (Run-time Target): Capitalise "CPU".
10271 (Exception Handling): Likewise.
10273 2007-07-03 Jan Hubicka <jh@suse.cz>
10275 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
10277 2007-07-03 Eric Christopher <echristo@apple.com>
10279 * doc/cppopts.texi: Add conflicting option note to -dM.
10280 * doc/invoke.texi: Add note about possible conflicts with
10281 -E for -dCHARS and note that -dM will not produce
10282 any results if there is no machine dependent reorg.
10284 2007-07-03 Geoffrey Keating <geoffk@apple.com>
10286 * tree.h (DECL_ALIGN): Back out previous change.
10288 2007-07-03 Joseph Myers <joseph@codesourcery.com>
10290 * configure.ac: Test for .dtprelword support on MIPS.
10291 * configure, config.in: Regenerate.
10292 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
10293 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
10295 2007-07-03 Julian Brown <julian@codesourcery.com>
10297 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
10298 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
10299 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
10300 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
10302 (all_fpus): Add FPUTYPE_VFP3.
10303 (fp_model_for_fpu): Add VFPv3 field.
10304 (arm_rtx_costs_1): Give cost to VFPv3 constants.
10305 (vfp3_const_double_index): New function. Return integer index of
10306 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
10308 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
10309 and argument represents a valid RTX for a VFPv3 constant.
10310 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
10312 (vfp_emit_fstmd): Similar, for fstmd.
10313 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
10314 constants, represented as integer indices.
10315 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
10316 VFP_REGNO_OK_FOR_DOUBLE macros.
10317 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
10318 (arm_file_start): Set float-abi attribute for VFPv3, and output
10319 correct ".fpu" assembler directive.
10320 (arm_dbx_register_numbering): Add FIXME.
10321 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
10322 (fputype): Add FPUTYPE_VFP3.
10323 (FIXED_REGISTERS): Add 32 registers for D16-D31.
10324 (CALL_USED_REGISTERS): Likewise.
10325 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
10326 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
10327 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
10328 (D7_VFP_REGNUM): New.
10329 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
10330 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
10331 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
10332 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
10333 (REG_ALLOC_ORDER): Adjust for VFPv3.
10334 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
10335 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
10336 VFP_LO_REGS, VFP_HI_REGS.
10337 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
10338 (IS_VFP_CLASS): Define macro.
10339 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
10341 (REGISTER_MOVE_COST): Likewise.
10342 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
10343 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
10344 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
10345 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
10346 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
10347 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
10348 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
10349 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
10350 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
10351 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
10352 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
10353 where appropriate for single-word registers.
10354 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
10355 As above. Fix type attributes.
10356 * config/arm/constraints.md (register_contraint "t"): Define.
10357 (register_constraint "w"): Change to D0-D15, or D0-D31 for
10359 (register_constraint "x"): Define.
10360 (constraint "Dv"): Define.
10362 2007-07-03 Geoffrey Keating <geoffk@apple.com>
10364 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
10366 2007-07-03 Tom Tromey <tromey@redhat.com>
10368 * c-parser.c (objc_pq_context): Removed.
10369 (objc_need_raw_identifier): Likewise.
10370 (c_parser) <objc_pq_context>: New field.
10371 <objc_need_raw_identifier>: Likewise.
10372 (OBJC_NEED_RAW_IDENTIFIER): Removed.
10373 (c_lex_one_token): Update.
10374 (c_parser_objc_protocol_definition): Update.
10375 (c_parser_objc_method_definition): Update.
10376 (c_parser_objc_methodproto): Update.
10377 (c_parser_declspecs): Update.
10379 2007-07-03 David Ung <davidu@mips.com>
10381 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
10383 2007-07-03 David Ung <davidu@mips.com>
10384 Richard Sandiford <richard@codesourcery.com>
10386 * doc/invoke.texi: Document -march=74kf3_2.
10387 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
10388 (TUNE_74K): Check for it.
10389 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
10390 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
10391 * config/mips/mips.md (cpu): Add 74kf3_2.
10392 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
10393 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
10394 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
10395 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
10396 74kf3_2 to the CPU list.
10397 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
10398 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
10399 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
10400 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
10401 (r74kf3_2_fxfer_from_c1): New insn reservations.
10403 2007-07-03 Richard Sandiford <richard@codesourcery.com>
10404 David Ung <davidu@mips.com>
10406 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
10407 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
10408 and 74k[fx]. Document aliases for the new options.
10409 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
10410 (PROCESSOR_24KF2_1): ...this.
10411 (PROCESSOR_24KX): Rename to...
10412 (PROCESSOR_24KF1_1): ...this.
10413 (PROCESSOR_74KF): Rename to...
10414 (PROCESSOR_74KF2_1): ...this.
10415 (PROCESSOR_74KX): Rename to...
10416 (PROCESSOR_74KF1_1): ...this.
10417 (TUNE_74K): Update PROCESSOR_* names.
10418 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
10419 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
10420 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
10421 (mips_rtx_cost_data): Update processor names in comments.
10422 (mips_issue_rate): Update PROCESSOR_* names.
10423 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
10424 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
10425 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
10426 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
10427 Update cpu attribute names.
10428 (r24k_fpu_iss): Rename this reservation to...
10429 (r24kf2_1_fpu_iss): ...this and update all uses.
10430 (r24kx_fpu_iss): Rename this reservation to...
10431 (r24kf1_1_fpu_iss): ...this and update all uses.
10432 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
10433 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
10434 Update cpu attribute names.
10436 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
10438 * config/m32r/constraints.md: New file.
10439 * config/m32r/m32r.c: Include tm-constrs.h.
10440 (small_data_operand): Use satisfies_constraint_* instead of macro.
10441 (addr24_operand, gen_compare): Likewise.
10442 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
10443 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
10444 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
10445 EXTRA_CONSTRAINT): Likewise.
10446 * config/m32r/m32r.md: Include constraints.md.
10447 (*movsi_insn): Use satisfies_constraint_* instead of macro.
10448 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
10449 * config/m32r/predicates.md (conditional_move_operand): Likewise.
10450 (two_insn_const_operand, int8_operand, uint16_operand,
10451 reg_or_int16_operand, reg_or_uint16_operand,
10452 reg_or_cmp_int16_operand, cmp_int16_operand,
10453 seth_add3_operand): Likewise.
10455 2007-07-03 Eric Christopher <echristo@gmail.com>
10457 * libgcc2.h: Conditionally declare __bswapsi2 and
10460 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
10462 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
10465 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10468 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
10469 (__gthrw_pragma): Provide default definition.
10470 (__gthrw2): Use it.
10471 * gthr-posix.c (__gthrw_pragma): Define.
10473 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
10475 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
10476 before declaring inequality.
10478 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
10480 * combine.c (recog_for_combine): Log the success or failure of
10481 matching new insn patterns against the machine description in
10484 2007-07-03 Revital Eres <eres@il.ibm.com>
10486 * ddg.c (print_sccs): New function.
10487 (check_sccs): New function.
10488 (create_ddg_all_sccs): Use it.
10489 * ddg.h (print_sccs): Declare.
10490 * modulo-sched.c (sms_order_nodes): Call print_sccs.
10492 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
10494 * targhooks.h (default_mode_for_suffix): New function declaration.
10495 * targhooks.c (default_mode_for_suffix): New default target hook.
10496 * target.h (struct c): New structure in the targetm struct.
10497 (mode_for_suffix): New target hook as part of struct c.
10498 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
10499 default_mode_for_suffix.
10500 (TARGET_C): New define.
10501 * c-lex.c: Include "target.h".
10502 (interpret_float): Use targetm.c.mode_for_suffix to determine
10503 the mode for a given non-standard suffix.
10504 Makefile.in (c-lex.o): Depend on $(TARGET_H).
10506 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
10507 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
10509 * doc/extend.texi (Floating Types): New node. Document __float80 and
10510 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
10512 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
10515 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
10516 predicate instead of target_operand.
10517 (divsi3_i1_media, divsi3_media_2): Likewise.
10519 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
10521 * tree.h (alias_sets_might_conflict_p): Rename into
10522 alias_sets_must_conflict_p.
10523 * alias.c (alias_sets_might_conflict_p): Likewise.
10524 (alias_sets_conflict_p): Use it.
10525 (objects_must_conflict_p): Likewise.
10526 * c-common.c (strict_aliasing_warning): Adjust.
10528 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
10530 * rtlhooks.c (gen_lowpart_if_possible): Check for
10531 invalid subreg before calling gen_lowpart_SUBREG.
10533 2007-07-02 Geoffrey Keating <geoffk@apple.com>
10535 * config/darwin9.h: Add copyright notice.
10536 (LINK_COMMAND_SPEC): Add comment.
10537 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
10538 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
10539 DARWIN_LIBSYSTEM_HAS_UNWIND.
10541 2007-07-02 Jakub Jelinek <jakub@redhat.com>
10544 * omp-low.c (check_combined_parallel): New function.
10545 (lower_omp_parallel): Call it via walk_stmts, set
10546 OMP_PARALLEL_COMBINED if appropriate.
10547 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
10548 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
10549 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
10550 don't consider it as combined parallel.
10552 2007-07-02 Richard Sandiford <richard@codesourcery.com>
10554 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
10555 (gcc_tooldir): Likewise.
10556 * configure: Regenerate.
10557 * Makefile.in (libsubdir_to_prefix): New variable, based on the
10558 old configure.ac gcc_tooldir setting.
10559 (prefix_to_exec_prefix): New variable.
10560 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
10561 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
10563 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
10565 Fix PR tree-optimization/32583
10566 Fix PR tree-optimization/32584
10567 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
10568 (phi_translate_set): Use phi_translate directly now.
10569 (make_values_for_stmt): Don't value number RHS if we already know
10572 2007-07-02 Steve Ellcey <sje@cup.hp.com>
10573 Jim Wilson <wilson@specifix.com>
10576 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
10579 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
10580 Richard Sandiford <richard@codesourcery.com>
10581 Nigel Stephens <nigel@mips.com>
10583 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
10584 (mips16e_output_save_restore): Declare.
10585 (mips16e_save_restore_pattern_p): Likewise.
10586 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
10587 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
10588 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
10589 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
10590 (BITSET_P): New global macro, extracted from...
10591 (mips_for_each_saved_reg): ...here.
10592 (mips16e_save_restore_info): New struct.
10593 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
10594 (mips16e_save_restore_regs): New variable.
10595 (mips_split_plus, mips16e_find_first_register): New functions.
10596 (mips16e_mask_registers): New function.
10597 (compute_frame_size): Expand the commentary before the function.
10598 Enforce the MIPS16e save and restore register range restrictions.
10599 Pad the general register save area at the low end.
10600 (mips16e_save_restore_reg, mips16e_build_save_restore)
10601 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
10602 (mips16e_output_save_restore, mips16e_collect_propagate_value)
10603 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
10605 (mips_expand_prologue, mips_expand_epilogue): Handle
10606 GENERATE_MIPS16E_SAVE_RESTORE.
10607 * config/mips/mips.md (*mips16e_save_restore): New pattern.
10609 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
10611 PR tree-optimization/31966
10612 PR tree-optimization/32533
10613 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
10614 "basic_block" description as its third argument. Update function
10615 calls to get destination bb from "edge" argument. Save "cond" into
10616 aux field of the edge. Update prototype for changed arguments.
10617 (if_convertible_loop_p): Clear aux field of incoming edges if bb
10619 (find_phi_replacement_condition): Operate on incoming edges, not
10620 on predecessor blocks. If there is a condition saved in the
10621 incoming edge aux field, AND it with incoming bb predicate.
10622 Return source bb of the first edge.
10623 (clean_predicate_lists): Clean aux field of outgoing node edges.
10624 (tree_if_conversion): Do not initialize cond variable. Move
10625 variable declaration into the loop.
10626 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
10627 initializations of new_stmt, arg0 and arg1 variables.
10629 2007-07-02 Jakub Jelinek <jakub@redhat.com>
10631 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
10632 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
10634 2007-07-02 Richard Guenther <rguenther@suse.de>
10636 * tree-ssa.c (useless_type_conversion_p): Document
10637 future intent as defining the middle-end type system.
10638 Re-structure to call langhook last, group by type class,
10639 mark questionable parts.
10641 2007-07-02 Richard Guenther <rguenther@suse.de>
10643 * tree-flow.h (types_compatible_p): Declare.
10644 * tree-ssa.c (types_compatible_p): New function.
10645 * ipa-type-escape.c (discover_unique_type): Use
10646 types_compatible_p instead of lang_hooks.types_compatible_p.
10647 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
10648 * tree-vn.c (expressions_equal_p): Likewise.
10649 * tree.c (fields_compatible_p): Likewise.
10650 * tree-ssa-dom.c (avail_expr_eq): Likewise.
10651 (cprop_operand): Use useless_type_conversion_p instead of
10652 lang_hooks.types_compatible_p.
10653 * tree-inline.c (setup_one_parameter): Likewise.
10654 (declare_return_variable): Likewise.
10655 * tree-nrv.c (tree_nrv): Likewise.
10656 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
10657 (maybe_fold_offset_to_component_ref): Likewise.
10658 (maybe_fold_offset_to_reference): Likewise.
10659 * tree-ssa-copy.c (may_propagate_copy): Likewise.
10660 (merge_alias_info): Likewise.
10661 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
10662 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
10663 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
10664 * tree-tailcall.c (find_tail_calls): Likewise.
10665 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
10666 * gimplify.c (canonicalize_addr_expr): Likewise.
10667 (fold_indirect_ref_rhs): Likewise.
10668 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
10669 (cpt_same_type): Likewise.
10670 (check_pointer_types_r): Swap parameters to cpt_same_type
10672 * fold-const.c (fold_convert): Revert fix for PR15988.
10673 * tree-inline.c (setup_one_parameter): Instead fix it here by
10674 using fold_build1 instead of fold_convert and checking for
10675 error_mark_node. Convert only if the conversion is necessary.
10677 2007-07-02 Joseph Myers <joseph@codesourcery.com>
10679 * configure.ac: Check for .gnu_attribute on Power.
10680 * configure: Regenerate.
10681 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
10682 attribute for floating-point ABI.
10684 2007-07-02 Ira Rosen <irar@il.ibm.com>
10686 PR tree-optimization/32230
10687 PR tree-optimization/32477
10688 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
10689 address is a constant.
10691 2007-07-02 Richard Sandiford <richard@codesourcery.com>
10693 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
10694 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
10695 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
10696 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
10697 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
10698 64-bit targets. Add support for *-elfoabi*.
10699 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
10700 different settings if $(tm_defines) does not select the EABI.
10701 (MULTILIB_EXCLUSIONS): Define in those circumstances.
10702 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
10703 (MIPS_ARCH_OPTION_SPEC): Likewise.
10704 (MIPS_ISA_LEVEL_SPEC): Likewise.
10705 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
10706 * config/mips/elfoabi.h: New file.
10708 2007-07-02 Richard Guenther <rguenther@suse.de>
10710 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
10711 (useless_type_conversion_p): ... this.
10712 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
10713 (useless_type_conversion_p): ... this.
10714 * builtins.c (fold_builtin_memory_op): Rename
10715 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
10716 * tree-cfg.c (verify_expr): Likewise.
10717 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
10718 * tree-ssa-ccp.c (ccp_fold): Likewise.
10719 * tree-ssa-copy.c (may_propagate_copy): Likewise.
10720 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
10721 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
10722 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
10723 * tree-ssa-pre.c (eliminate): Likewise.
10724 * tree-ssa.c (delete_tree_ssa): Likewise.
10725 (tree_ssa_useless_type_conversion): Likewise.
10726 * tree.c (build2_stat): Likewise.
10728 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
10730 Fix PR tree-optimization/32571
10731 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
10734 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
10736 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
10737 and other expected operations explicitly, change default to
10740 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
10742 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
10744 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
10745 (tls_load_dot_plus_eight): Move the label number into the unspec.
10746 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
10748 2007-07-01 Andreas Schwab <schwab@suse.de>
10750 * dwarf2out.c (initial_return_save): Define only if used.
10752 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
10754 Unreverting Richard's Revert of:
10756 2007-06-27 Richard Sandiford <richard@codesourcery.com>
10758 * dce.c (deletable_insn_p_1): New function, split out from...
10759 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
10760 specially, not those inside PARALLELs. Remove BODY argument
10761 and adjust recursive call accordingly.
10762 (prescan_insns_for_dce): Update call to delete_insn_p.
10764 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
10765 Revital Eres <eres@il.ibm.com>
10767 * ddg.c (create_ddg_all_sccs): Fix missed
10768 initialization of scc_nodes.
10770 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
10772 PR middle-end/32559
10773 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
10774 X + ~X to 1 only for INTEGRAL_TYPE_P type.
10776 2007-06-30 Joseph Myers <joseph@codesourcery.com>
10778 * configure.ac: Check for .gnu_attribute on MIPS.
10779 * configure, config.in: Regenerate.
10780 * config/mips/mips.c (mips_file_start): If supported, output
10781 attribute for floating-point ABI.
10783 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
10786 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
10787 (ffs_cmove): New expander to expand using ctz pattern.
10788 (*ffs_cmove): Remove pattern.
10789 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
10790 (ffsdi2): Expand using ctz pattern.
10791 (*ffs_rex64): Remove pattern.
10793 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10795 PR rtl-optimization/32296
10796 * pa.md (return): Delete pattern.
10797 (return_internal): Remove "(const_int 1)" from pattern.
10798 (epilogue): Use return_internal pattern for trivial returns.
10799 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
10800 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
10802 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
10804 * tree-ssa-pre.c (is_exception_related): New function
10805 (can_value_number_operation): Use it.
10807 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
10809 Fix PR tree-optimization/32540
10810 Fix PR tree-optimization/31651
10812 * tree-ssa-sccvn.c: New file.
10814 * tree-ssa-sccvn.h: Ditto.
10816 * tree-vn.c: Include tree-ssa-sccvn.h
10817 (val_expr_paid_d): Removed.
10818 (value_table): Ditto.
10819 (vn_compute): Ditto.
10820 (val_expr_pair_hash): Ditto.
10821 (val_expr_pair_expr_eq): Ditto.
10822 (copy_vuses_from_stmt): Ditto.
10823 (vn_delete): Ditto.
10825 (shared_vuses_from_stmt): Ditto.
10826 (print_creation_to_file): Moved up.
10827 (sort_vuses): Ditto.
10828 (sort_vuses_heap): Ditto.
10829 (set_value_handle): Make non-static.
10830 (make_value_handle): Ditto.
10831 (vn_add): Rewritten to use sccvn lookups.
10832 (vn_add_with_vuses): Ditto.
10833 (vn_lookup): Ditto (and second argument removed).
10834 (vn_lookup_with_vuses): Ditto.
10835 (vn_lookup_or_add): Ditto (and second argument removed);
10836 (vn_lookup_or_add_with_vuses): Ditto.
10837 (vn_lookup_with_stmt): New.
10838 (vn_lookup_or_add_with_stmt): Ditto.
10839 (create_value_handle_for_expr): Ditto.
10841 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
10842 (seen_during_translate): New function.
10843 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
10844 (phi_trans_add): Ditto.
10845 (constant_expr_p): FIELD_DECL is always constant.
10846 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
10847 Use constant_expr_p.
10848 Avoid infinite recursion on mutually valued expressions.
10849 Change callers of vn_lookup_or_add.
10850 (phi_translate): New function.
10851 (compute_antic_safe): Allow phi nodes.
10852 (create_component_ref_by_pieces): Update for FIELD_DECL change.
10853 (find_or_generate_expression): Rewrite slightly.
10854 (create_expression_by_pieces): Updated for vn_lookup_or_add
10856 Update VN_INFO for new names.
10857 (insert_into_preds_of_block): Update for new names.
10858 (add_to_exp_gen): New function.
10859 (add_to_sets): Use vn_lookup_or_add_with_stmt.
10860 (find_existing_value_expr): Rewrite to changed vn_lookup.
10861 (create_value_expr_from): Ditto, and use add_to_exp_gen.
10862 (try_look_through_load): Removed.
10863 (try_combine_conversion): Ditto.
10864 (get_sccvn_value): New function.
10865 (make_values_for_phi): Ditto.
10866 (make_values_for_stmt): Ditto.
10867 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
10869 (init_pre): Update for SCCVN changes.
10871 (execute_pre): Ditto.
10873 * tree-flow.h (make_value_handle): Declare.
10874 (set_value_handle): Ditto.
10875 (sort_vuses_heap): Ditto.
10876 (vn_lookup_or_add_with_stmt): Ditto.
10877 (vn_lookup_with_stmt): Ditto.
10878 (vn_compute): Remove.
10880 (vn_delete): Ditto.
10881 (vn_lookup): Update arguments.
10883 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
10884 (tree-vn.o): Ditto.
10885 (tree-ssa-sccvn.o): New.
10886 (OBJS-common): Add tree-ssa-sccvn.o
10888 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10891 * c-typeck.c (build_external_ref): Don't mark as used if called
10893 * calls.c (rtx_for_function_call): Likewise.
10895 2007-06-30 Richard Sandiford <richard@codesourcery.com>
10899 2007-06-27 Richard Sandiford <richard@codesourcery.com>
10901 * dce.c (deletable_insn_p_1): New function, split out from...
10902 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
10903 specially, not those inside PARALLELs. Remove BODY argument
10904 and adjust recursive call accordingly.
10905 (prescan_insns_for_dce): Update call to delete_insn_p.
10907 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
10909 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
10910 (try_combine): Move potential calls to undo_all() so they happen
10911 before we commit to using the combined insns.
10913 2006-06-30 Jan Hubicka <jh@suse.cz>
10915 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
10918 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
10920 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
10921 (cgraph_remove_unreachable_nodes): Likewise.
10922 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
10923 * ipa-inline.c (update_caller_keys): Cast according to the coding
10925 (cgraph_decide_recursive_inlining): Likewise.
10926 (cgraph_decide_inlining_of_small_function): Likewise.
10927 (try_inline): Likewise.
10928 (cgraph_decide_inlining_incrementally): Likewise.
10929 * ipa-pure-const.c (get_function_state): Likewise.
10930 (scan_function): Likewise.
10931 (analyze_function): Likewise.
10932 (static_execute): Likewise.
10933 * ipa-reference.c (scan_for_static_refs): Likewise.
10934 (merge_callee_local_info): Likewise.
10935 (analyze_function): Use type safe memory macros.
10936 (static_execute): Likewise. Cast according to the coding conventions.
10937 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
10939 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
10941 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
10942 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
10945 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
10947 PR middle-end/30024
10948 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
10949 for complex modes (both int and real).
10951 2007-06-29 Jan Hubicka <jh@suse.cz>
10953 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
10955 2007-06-29 Jan Hubicka <jh@suse.cz>
10957 PR middle-end/32372
10958 * cse.c (cse_insn): Avoid invalid sharing in between register note and
10961 2007-06-29 Anatoly Sokolov <aesok@post.ru>
10964 * config/avr/avr.c: Include dataflow header file.
10965 (expand_prologue): Adjust for prologue insn change.
10966 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
10969 2007-06-29 Richard Guenther <rguenther@suse.de>
10971 PR middle-end/32493
10972 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
10973 during type verification.
10975 2007-06-29 Jan Hubicka <jh@suse.cz>
10977 * recog.c (validate_change_rtx_1): Unshare TO argument.
10979 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
10981 PR tree-optimization/24659
10982 * tree-vect-transform.c (vectorizable_call): Handle
10983 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
10985 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
10986 * config/i386/i386.c (enum ix86_builtins)
10987 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
10988 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
10990 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
10991 const using def_builtin_const.
10992 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
10993 input operands in the same modes as the result.
10994 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
10996 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
10998 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
10999 (df_set_dead_notes_for_mw): Likewise.
11001 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
11003 * c-common.c (pointer_int_sum): Do the negation in sizetype.
11005 2007-06-28 DJ Delorie <dj@redhat.com>
11007 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
11009 2007-06-28 Geoffrey Keating <geoffk@apple.com>
11011 * doc/invoke.texi (C++ Dialect Options): Document
11012 fvisibility-ms-compat.
11013 * c.opt (fvisibility-ms-compat): New.
11015 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
11018 * tree-affine.c (aff_combination_add_elt): Handle
11019 pointer addition specially.
11021 2007-06-28 Jakub Jelinek <jakub@redhat.com>
11023 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
11024 decl is non-external for AIX ABI.
11026 2007-06-28 David Edelsohn <edelsohn@gnu.org>
11028 * config/rs6000/predicates.md (current_file_function_operand):
11029 Ensure the symbol is non-external for AIX ABI.
11031 2007-06-28 Nick Clifton <nickc@redhat.com>
11033 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
11034 (fdce, fdse, fpredictive-commoning): Likewise.
11036 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
11039 * gcc.c (process_command): Recognize the new -static-libgfortran
11042 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
11045 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
11046 Use a call clobbered hard reg instead of a pseudo reg.
11048 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
11050 * config/sh/sh.md (load_gbr): Use correct operand constraint.
11052 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
11055 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
11056 REG_LIBCALL and REG_RETVAL notes.
11057 (divsi3, mulsi3): Likewise.
11058 (mulhisi3): Likewise. Use emit_libcall_block.
11059 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
11061 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
11063 PR rtl-optimization/32481
11064 * combine.c (adjust_for_new_dest): Rescan the changed insn.
11066 2007-06-27 Richard Sandiford <richard@codesourcery.com>
11068 * dce.c (deletable_insn_p_1): New function, split out from...
11069 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
11070 specially, not those inside PARALLELs. Remove BODY argument
11071 and adjust recursive call accordingly.
11072 (prescan_insns_for_dce): Update call to delete_insn_p.
11074 2007-06-27 Richard Guenther <rguenther@suse.de>
11076 PR middle-end/32492
11077 * tree.h (fold_convertible_p): Declare.
11078 * fold-const.c (fold_convertible_p): New function.
11079 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
11080 instead of lang_hooks.types_compatible_p.
11082 2007-06-26 Jan Hubicka <jh@suse.cz>
11084 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
11085 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
11086 early use validate_unshare_change.
11087 (reload_combine): Likewise.
11088 * recog.c (change_t): New field unshare.
11089 (validate_change_1): Rename from validate_change; add argument unshare.
11090 (validate_change): Turn into wrapper of validate_change_1; update
11091 prototype for bools.
11092 (validate_unshare_change): New.
11093 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
11094 calls of df_insn_rescan.
11095 * recog.h (validate_change): Replace ints by bools.
11096 (validate_unshare_change): Declare.
11098 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
11100 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
11102 2007-06-26 Steve Ellcey <sje@cup.hp.com>
11104 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
11106 2007-06-25 Jan Hubicka <jh@suse.cz>
11108 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
11110 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
11111 cgraph_decide_inlining_incrementally): Move uninlinability checks to
11112 places other call site specific checks are performed.
11114 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
11117 * tree-vect-transform.c (vectorizable_operation): Convert
11118 POINTER_PLUS_EXPR over to PLUS_EXPR.
11120 2007-06-25 Chao-ying Fu <fu@mips.com>
11122 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
11123 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
11124 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
11125 Document GET_MODE_IBIT, and GET_MODE_FBIT.
11127 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
11128 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
11129 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
11130 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
11131 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
11132 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
11133 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
11134 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
11135 ALL_FIXED_POINT_MODE_P): New define.
11136 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
11138 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
11140 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
11141 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
11142 MODE_VECTOR_UACCUM): New mode classes.
11144 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
11145 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
11146 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
11149 * genmodes.c (struct mode_data): Add ibit and fbit fields.
11150 (blank_mode): Initialize ibit and fbit.
11151 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
11152 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
11154 (new_adjust): Change required_class to required_class_from and
11155 required_class_to for testing within a range.
11156 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
11157 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
11158 MODE_VECTOR_UACCUM.
11159 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
11160 (make_fixed_point_mode): New.
11161 (_ADD_ADJUST): Change C to C1 and C2.
11162 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
11163 use a range for machine classes.
11164 (ADJUST_IBIT, ADJUST_FBIT): New.
11165 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
11167 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
11168 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
11169 Emit adjustment for ibit and fbit.
11170 (emit_mode_ibit, emit_mode_fbit): New.
11171 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
11173 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
11175 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
11176 as the source of the set.
11178 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
11180 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
11181 FP_REGNO_P): Use IN_RANGE.
11182 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
11183 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
11184 (DATA_REG_P): Use DATA_REGNO_P.
11185 (FP_REG_P): Use FP_REGNO_P.
11186 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
11187 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
11188 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
11190 2007-06-24 Jan Hubicka <jh@suse.cz>
11192 PR middle-end/30563
11193 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
11195 2007-06-24 Sebastian Pop <sebpop@gmail.com>
11197 PR middle-end/32461
11198 * fold-const.c (fold_binary): Strip nops of operand 0
11199 of BIT_NOT_EXPR before calling operand_equal_p.
11200 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
11201 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
11203 2007-06-23 Mark Mitchell <mark@codesourcery.com>
11205 * doc/extend.texi: Document that dllimport and dllexport imply
11206 default visibility.
11207 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
11208 imported or exported declaration, including type declarations.
11209 * c-common.c (handle_visibility_attribute): Check for conflicts
11210 with dllimport/dllexport.
11211 (c_determine_visibility): Handle dllimport/dllexport as an
11212 explicit visibility atttribute.
11214 2007-06-23 Richard Guenther <rguenther@suse.de>
11216 PR tree-optimization/16876
11217 PR middle-end/29478
11218 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
11220 * tree-inline.c (initialize_inlined_parameters): Do not call
11221 lang_hooks.tree_inlining.convert_parm_for_inlining.
11222 * cgraphbuild.c (initialize_inline_failed): Set inline failed
11223 reason for mismatched types.
11224 * gimplify.c (gimplify_call_expr): Verify the call expression
11225 arguments match the called function type signature. Otherwise
11226 mark the call expression to be not considered for inlining
11227 using CALL_CANNOT_INLINE_P flag.
11228 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
11229 edges call expression.
11230 (cgraph_decide_inlining_of_small_function): Likewise.
11231 (cgraph_decide_inlining): Likewise.
11232 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
11234 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
11235 * c-typeck.c (c_convert_parm_for_inlining): Remove.
11236 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
11237 Remove declaration.
11238 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
11239 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
11241 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
11242 convert_parm_for_inlining member.
11244 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
11247 * arm.md (negscc): Match the correct operand for optimized LT0 test.
11248 Remove optimization for GT.
11250 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
11252 PR middle-end/32437
11253 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
11255 (prescan_insns_for_dce): Add extra parameter.
11257 2007-06-23 Jan Hubicka <jh@suse.cz>
11259 PR middle-end/31541
11260 * gimplify.c (mark_addressable): New function.
11261 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
11263 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
11265 PR middle-end/32374
11266 * expr.c (store_constructor): Do not clobber non-zeroed memory.
11268 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
11271 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
11272 moves between MMX/SSE registers to at least 8 units to prevent
11273 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
11275 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
11277 * config/i386/i386.c (override_options): Correct x86_sahf
11280 2007-06-21 David Daney <ddaney@avtrex.com>
11283 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
11284 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
11285 (exception_receiver): Renamed to ...
11286 (nonlocal_goto_receiver): ... this.
11288 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
11290 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
11291 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
11292 partial register accesses.
11294 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
11296 * fold-const.c (debug_fold_checksum): Move it under
11297 ENABLE_FOLD_CHECKING.
11299 2007-06-21 Sebastian Pop <sebpop@gmail.com>
11301 PR middle-end/20623
11302 * tree.h (debug_fold_checksum): Declared.
11303 * fold-const.c (build_fold_addr_expr_with_type_1): New.
11304 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
11305 build_fold_addr_expr_with_type_1.
11306 (fold_addr_expr, debug_fold_checksum): New.
11307 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
11308 (fold_unary, fold_comparison, split_address_to_core_and_offset):
11309 Use fold_addr_expr.
11311 2007-06-21 Sebastian Pop <sebpop@gmail.com>
11313 PR tree-optimization/19590
11314 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
11315 of scev is a constant.
11317 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
11319 * df-problems.c (df_note_bb_compute): Made computation of live
11320 info consistent with df_lr.
11322 2007-06-21 Richard Guenther <rguenther@suse.de>
11324 PR tree-optimization/32453
11325 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
11326 for pointer anti-range.
11328 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
11330 * config/i386/i386.c (processor_target_table): Increase maximum
11331 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
11334 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
11335 byte alignment if > 8 byte alignment is preferred.
11336 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
11338 2007-06-21 Jakub Jelinek <jakub@redhat.com>
11340 PR tree-optimization/31866
11341 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
11342 if ASM_EXPR's input is not a SSA_NAME.
11344 PR middle-end/32362
11345 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
11346 but decl is a global var, instead return decl.
11347 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
11348 even for is_global_var decls, if they are private in some outer
11351 2007-06-21 Richard Guenther <rguenther@suse.de>
11353 PR tree-optimization/32451
11354 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
11356 2007-06-21 Christian Bruel <christian.bruel@st.com>
11358 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
11359 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
11360 (push_regs): Changed saving order or banked registers.
11361 (sh_expand_epilogue): Likewise.
11362 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
11363 (FIRST_BANKED_REG): Likewise.
11364 (LAST_BANKED_REG): Likewise.
11365 * config/sh/sh.md (banked) New attribute.
11366 (in_delay_slot): Check banked attribute.
11368 2007-06-20 Sebastian Pop <sebpop@gmail.com>
11370 PR tree-optimization/32075
11371 * tree-data-ref.c (subscript_dependence_tester_1,
11372 analyze_miv_subscript, analyze_overlapping_iterations,
11373 add_distance_for_zero_overlaps, build_classic_dist_vector,
11374 subscript_dependence_tester_1, analyze_overlapping_iterations,
11375 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
11376 compute_affine_dependence, compute_all_dependences): Pass loop_nest
11377 to evolution_function_is_affine_multivariate_p.
11379 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
11381 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
11383 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
11386 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
11388 * config/m32c/prologue.md (epilogue_exitd_16): New.
11389 (epilogue_reit_16): New.
11390 (epilogue_exitd): Rename to epilogue_exitd_24.
11391 (epilogue_reit): Rename to epilogue_reit_24.
11393 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
11394 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
11396 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
11398 * haifa-sched.c (queue_to_ready): Don't requeue next insn
11399 if dbg_cnt (sched_insn) reaches the limit.
11400 (choose_ready): New parameter INSN_PTR and new return value.
11401 (schedule_block): Handle dbg_cnt (sched_insn). Handle
11402 the new return value from choose_ready.
11403 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
11404 (rest_of_handle_global_alloc): New global_alloc_at_func.
11406 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
11408 PR tree-optimization/25737
11409 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
11410 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
11411 * tree-flow.h (struct fieldoff): Add new field alias_set.
11412 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
11413 argument addressable_type. Set alias_set of fieldoff.
11414 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
11415 (create_overlap_variables_for): Pass alias_set from fieldoff to
11417 * alias.c (get_alias_set): Use alias_set from SFT if set.
11419 2007-06-20 Hui-May Chang <hm.chang@apple.com>
11421 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
11422 of a variable as an unsigned HOST_WIDE_INT integer.
11424 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
11426 PR rtl-optimization/32405
11427 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
11429 2007-06-20 Jakub Jelinek <jakub@redhat.com>
11431 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
11433 PR middle-end/31959
11434 * builtins.c: Include diagnostic.h.
11435 (expand_builtin_expect): Make gcc_assert more permissive.
11436 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
11438 PR inline-asm/32109
11439 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
11442 PR middle-end/32285
11443 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
11444 if ACCUMULATE_OUTGOING_ARGS.
11446 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
11448 * config/m68hc11/m68hc11.c: Include dataflow header file.
11449 (m68hc11_reorg): Port to dataflow.
11451 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
11453 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
11454 (struct df_problem.free_blocks_on_set_blocks): New field.
11455 (struct dataflow.optional_p): New field.
11456 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
11457 (df_live_set_all_dirty): New function.
11458 * df-scan.c (df_scan_alloc): Initialize optional_p.
11459 (problem_SCAN): Initialize free_blocks_on_set_blocks.
11460 * df-core.c (df_set_blocks): Removed use of
11461 DF_FIRST_OPTIONAL_PROBLEM. Now uses
11462 df_problem.free_blocks_on_set_blocks to determine which blocks are
11464 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
11465 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
11466 uses dataflow.optional_p to determine if problem should be
11468 (rest_of_handle_df_initialize): Only start live problem if
11470 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
11471 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
11472 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
11473 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
11474 problem_NOTE): Initialize free_blocks_on_set_blocks.
11475 (df_lr_bb_local_compute): Recompute luids if df_live problem is
11477 (df_live_set_all_dirty, df_note_alloc): New function.
11478 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
11480 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
11481 * postreload.c (reload_combine): Ditto.
11482 * cse.c (cse_extended_basic_block): Ditto.
11483 * regmove.c (mark_flags_life_zones): Ditto.
11484 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
11485 erase_matching_seqs): Ditto.
11486 * bt-load.c (compute_defs_uses_and_gen): Ditto.
11487 * integrate (allocate_initial_values): Ditto.
11488 * combine.c (reg_dead_at_p): Ditto.
11489 * resource.c (mark_target_live_regs): Ditto.
11490 * sched-rgn.c (check_live_1, update_live_1): Ditto.
11491 * config/sh/sh.c (find_r0_life_regions): Ditto.
11492 * global.c (rest_of_handle_global_alloc): Only add back df_live
11494 * local-alloc.c (rest_of_handle_local_alloc): Only remove
11495 df_live for -O > 1.
11496 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
11498 (if_convert): Make sure df_live is there at -O == 1.
11499 (pass_if_after_combine): Cleanup flags.
11500 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
11501 is there at -O == 1.
11503 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
11505 * config/arm/arm.c (arm_get_frame_offsets): Set
11506 offsets->locals_base to avoid negative stack size.
11507 (thumb1_expand_prologue): Assert on negative stack size.
11509 2007-06-19 Sebastian Pop <sebpop@gmail.com>
11511 PR tree-optimization/32367
11512 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
11513 of the chrec has no evolution in that loop.
11514 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
11516 2007-06-19 Bob Wilson <bob.wilson@acm.org>
11518 * config/xtensa/xtensa.c: Include "df.h".
11519 (xtensa_builtin_saveregs): Use adjust_address instead of
11521 (xtensa_va_start): Invoke make_tree with sizetype for
11522 expand_builtin_saveregs and then convert the result to a pointer.
11523 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
11524 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
11525 Subtract argument size from index value as integers and then use
11526 POINTER_PLUS_EXPR to add the result to the array address.
11528 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
11531 * config/m32c/m32c.c: Include dataflow header file.
11532 (m32c_emit_prologue): Adjust for prologue insn change.
11533 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
11534 once inside a PARALLEL. Assume frame size passed in operand 0
11535 includes space to save the fb register.
11536 (prologue_enter_24): Likewise.
11537 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
11539 2007-06-19 David Daney <ddaney@avtrex.com
11542 * config/mips/mips.md (cprestore): Mark $gp as used.
11544 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
11547 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
11548 (frv_ifcvt_modify_insn): Likewise.
11550 2007-06-19 Richard Guenther <rguenther@suse.de>
11552 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
11553 only handle positive offsets that fit in a HOST_WIDE_INT.
11555 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
11557 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
11558 result of rsqrt insn for zero input argument to avoid NaN.
11560 2007-06-19 Richard Guenther <rguenther@suse.de>
11562 PR middle-end/31950
11563 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
11565 2007-06-19 Jakub Jelinek <jakub@redhat.com>
11567 PR tree-optimization/32353
11568 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
11570 2007-06-19 Nick Clifton <nickc@redhat.com>
11572 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
11574 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
11577 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
11578 * config/i386/i386.c (assign_386_stack_local): Assert that
11579 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
11580 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
11581 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
11582 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
11584 2007-06-18 Steve Ellcey <sje@cup.hp.com>
11586 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
11588 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
11590 PR rtl-optimization/32321
11591 * gcse.c (replace_store_insn): Update the note before
11592 calling emit_insn_after.
11594 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
11596 PR middle-end/32355
11597 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
11599 * df-problems.c (df_note_bb_compute): Fix dumping info.
11601 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
11603 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
11604 insn with emit_jump_insn.
11606 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
11608 PR tree-optimization/32383
11609 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
11610 * targhooks.h (default_builtin_reciprocal): Update prototype.
11611 * target.h (struct gcc_target): Update builtin_reciprocal.
11612 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
11613 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
11614 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
11615 when fndecl is in BUILT_IN_MD class.
11616 (execute_convert_to_rsqrt): Ditto.
11618 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
11619 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
11620 Convert BUILT_IN_SQRTF code only when md_fn is false.
11622 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
11624 * bt-load.c (move_btr_def): Fix the order of arguments
11625 to validate_replace_rtx.
11627 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
11629 * config/m68k/m68k-devices.def: Add 54450..54455.
11631 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
11633 PR rtl-optimization/32366
11634 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
11635 FLOAT_EXTEND]: Prevent non-scalar modes from entering
11638 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
11640 PR middle-end/32349
11641 * modulo-sched (generate_reg_moves): Added rescan parameter and if
11642 this is true, rescan insn being modified.
11643 (sms_schedule): Added rescan parameter.
11644 (rest_of_handle_sms): Moved freeing of dominance info to before
11645 getting out of cfg_layout.
11647 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
11649 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
11650 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
11653 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
11654 FL_CF_EMAC from the entry for isac.
11656 * config/m68k/predicates.md (const_call_operand): Adjust comment.
11657 (const_sibcall_operand): New.
11658 (sibcall_operand): Use it.
11659 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
11660 (m68k_isas): ISAC does not imply FPU or EMAC.
11661 (override_options): Add ISA_C logic for symbolic jump & call.
11663 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
11665 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
11666 return mode from the builtin itself.
11667 (sparc_fold_builtin): Fix cast of zero constant.
11669 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
11671 * targhooks.c (default_builtin_reciprocal): New default target hook.
11672 * targhooks.h (default_builtin_reciprocal): Add prototype.
11673 * hooks.c (hook_tree_tree_bool_null): Remove hook.
11674 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
11675 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
11676 default_builtin_reciprocal.
11678 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
11680 PR middle-end/31723
11681 * hooks.c (hook_tree_tree_bool_null): New hook.
11682 * hooks.h (hook_tree_tree_bool_null): Add prototype.
11683 * tree-pass.h (pass_convert_to_rsqrt): Declare.
11684 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
11685 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
11686 and convert it to reciprocal a*rfunc(b).
11687 (execute_convert_to_rsqrt): New function.
11688 (gate_convert_to_rsqrt): New function.
11689 (pass_convert_to_rsqrt): New pass definition.
11690 * target.h (struct gcc_target): Add builtin_reciprocal.
11691 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
11692 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
11693 TARGET_BUILTIN_RECIPROCAL.
11694 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
11696 * config/i386/i386.h (TARGET_RECIP): New define.
11697 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
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 (*rcpsf2_sse): New insn pattern.
11702 (*rsqrtsf2_sse): Ditto.
11703 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
11704 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
11705 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
11706 and not optimizing for size.
11707 (sqrt<mode>2): Expand SFmode operands 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 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
11712 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
11713 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
11714 and not optimizing for size.
11715 (*sse_rsqrtv4sf2): Do not export.
11716 (sqrtv4sf2): Ditto.
11717 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
11718 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
11719 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
11720 and not optimizing for size.
11721 (sqrtv4sf2): Ditto.
11722 * config/i386/i386.opt (mrecip): New option.
11723 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
11724 (ix86_emit_swsqrtsf): Ditto.
11725 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
11726 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
11727 builtin definition.
11728 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
11729 ix86_expand_unop1_builtin.
11730 (ix86_emit_swdivsf): New function.
11731 (ix86_emit_swsqrtsf): Ditto.
11732 (ix86_builtin_reciprocal): New function.
11733 (TARGET_BUILTIN_RECIPROCAL): Use it.
11734 (ix86_vectorize_builtin_conversion): Rename from
11735 ix86_builtin_conversion.
11736 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
11737 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
11738 "i386 and x86_64 Options" section.
11739 (Intel 386 and AMD x86_64 Options): Document -mrecip.
11741 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
11742 Zdenek Dvorak <dvorakz@suse.cz>
11743 Richard Guenther <rguenther@suse.de>
11744 Kaz Kojima <kkojima@gcc.gnu.org>
11746 * tree-vrp.c (compare_values_warnv): Convert val2 to
11748 (extract_range_from_assert): Create
11749 POINTER_PLUS_EXPR for pointer types.
11750 (extract_range_from_binary_expr): Handle
11751 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
11753 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
11754 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
11755 POINTER_PLUS_EXPR as PLUS_EXPR.
11756 (number_of_iterations_lt_to_ne):
11757 For pointer types, use sizetype when
11758 creating MINUS_EXPR/PLUS_EXPRs.
11759 (assert_loop_rolls_lt): For pointer types, use sizetype when
11760 creating MINUS_EXPR/PLUS_EXPRs.
11761 (number_of_iterations_le): Likewise.
11762 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
11763 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
11764 like PLUS_EXPR and MINUS_EXPR.
11765 * tree-pretty-print.c (dump_generic_node): Handle
11767 (op_prio): Likewise.
11768 (op_symbol_1): Likewise.
11769 * optabs.c (optab_for_tree_code): Likewise.
11770 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
11772 * tree-tailcall.c (process_assignment): Mention
11773 POINTER_PLUS_EXPR in a TODO comment.
11774 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
11775 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
11776 not used with a pointer and an integer type.
11777 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
11778 increment using chrec_convert_rhs instead of chrec_convert.
11779 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
11780 PLUS_EXPR except for the right hand side's type will be
11782 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
11783 (fold_used_pointer_cast): Kill.
11784 (pointer_offset_p): Kill.
11785 (fold_used_pointer): Kill.
11786 (pointer_used_p): Kill.
11787 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
11788 call fold_used_pointer.
11789 (instantiate_parameters_1): Convert the increment
11790 using chrec_convert_rhs instead of chrec_convert.
11791 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
11792 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
11793 instead of PLUS_EXPR.
11794 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
11795 PLUS_EXPR for pointers.
11796 (std_gimplify_va_arg_expr): Likewise.
11797 (fold_builtin_memory_op): Likewise.
11798 (fold_builtin_strstr): Likewise.
11799 (fold_builtin_strchr): Likewise.
11800 (fold_builtin_strrchr): Likewise.
11801 (fold_builtin_strpbrk): Likewise.
11802 (expand_builtin_memory_chk): Likewise.
11803 (fold_builtin_memory_chk): Likewise.
11804 (std_expand_builtin_va_start): Use
11805 sizetype for the call to make_tree and then convert
11806 to the pointer type.
11807 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
11808 instead of PLUS_EXPR for adding to a pointer.
11809 (std_gimplify_va_arg_expr): Use fold_build2 for
11810 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
11811 the operands to sizetype first and then cast the BIT_AND_EXPR
11812 back to the pointer type.
11813 * fold-const.c (build_range_check): Handle pointer types
11815 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
11816 of PLUS_EXPR's. Make sure the offset is converted to
11818 (try_move_mult_to_index): Strip the NOPs from the offset.
11819 Remove code argument and replace all uses with PLUS_EXPR.
11820 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
11821 specially. Don't use a pointer type for MINUS_EXPR.
11822 (fold_unary): Handle for (T1)(X op Y),
11823 only p+ as that is the only as that can be handled for
11824 binary operators now.
11825 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
11827 <case PLUS_EXPR>: Add folding of PTR+INT into
11829 Don't call try_move_mult_to_index.
11830 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
11831 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
11832 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
11833 Don't call try_move_mult_to_index.
11834 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
11835 (tree_expr_nonzero_p): Likewise.
11836 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
11837 of PLUS_EXPR for the complex expression folding.
11838 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
11839 first chrec is a pointer type, then the second should
11840 be sizetype and not the first's type.
11841 For POINTER_PLUS_EXPR, use a different right hand side type.
11842 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
11843 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
11844 different right hand side type.
11845 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
11846 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
11847 instead of PLUS_EXPR.
11848 When either operand is zero, convert the other operand.
11849 (chrec_apply): Use chrec_convert_rhs
11850 on the argument x instead of chrec_convert.
11851 (reset_evolution_in_loop): For pointer types, the new_evol
11852 should be sizetype.
11853 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
11854 different right hand side type.
11855 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
11856 (chrec_convert_rhs): New function.
11857 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
11858 different right hand side type.
11859 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
11860 * tree-chrec.h (chrec_convert_rhs): New prototype.
11861 (build_polynomial_chrec): For pointer types, the right hand
11862 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
11863 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
11864 Remove subtraction case as it is always addition now.
11865 Make sure the offset is converted to sizetype.
11866 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
11867 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
11868 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
11869 PLUS_EXPR in pointer type.
11870 Handle POINTER_PLUS_EXPR.
11871 (tree_to_aff_combination): Likewise.
11872 (force_expr_to_var_cost): Likewise.
11873 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
11874 instead of PLUS_EXPR for pointers.
11875 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
11876 instead of PLUS_EXPR of pointer types.
11877 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
11879 (check_va_list_escapes): Likewise.
11880 (check_all_va_list_escapes): Likewise.
11881 * dwarf2out.c (loc_descriptor_from_tree_1):
11882 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
11883 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
11884 (string_constant): Likewise.
11885 * tree-ssa-address.c (tree_mem_ref_addr): When adding
11886 the offset to the base, use POINTER_PLUS_EXPR.
11887 (add_to_parts): Convert the index to sizetype.
11888 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
11889 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
11890 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
11891 Offset only holds something for PLUS_EXPR.
11892 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
11894 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
11896 (analyze_accesses_for_modify_stmt): Likewise.
11897 Remove comment about the type being integral type as it is
11899 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
11901 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
11903 Correct the type which the artimentic is done in (is now
11906 * tree-data-ref.c (split_constant_offset): Handle
11908 * tree-affine.c (tree_to_aff_combination): Likewise.
11909 * c-typeck.c (build_unary_op): For pointers create the increment
11910 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
11912 * gimplify.c (gimplify_self_mod_expr): Create a
11913 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
11914 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
11915 * tree.def (POINTER_PLUS_EXPR): New tree code.
11916 * tree-predcom.c (ref_at_iteration): If we have a pointer
11917 type do the multiplication in sizetype.
11918 * tree-mudflap.c (mf_xform_derefs_1): Create a
11919 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
11920 * tree-ssa-forwprop.c
11921 (forward_propagate_addr_into_variable_array_index):
11922 Don't expect there to be a cast for the index as that
11923 does not exist anymore.
11924 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
11925 instead of PLUS_EXPR.
11926 Don't check for the first operand of the POINTER_PLUS_EXPR
11927 was the index as it cannot be.
11928 Call forward_propagate_addr_into_variable_array_index with
11929 the SSA_NAME instead of the statement.
11930 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
11931 (compare_constant): Likewise.
11932 (copy_constant): Likewise.
11933 (compute_reloc_for_constant): Likewise.
11934 (output_addressed_constants): Likewise.
11935 (initializer_constant_valid_p): Likewise.
11936 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
11937 Convert the MIN/MAX of the inner type to the outer
11938 type before comparing them.
11939 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
11940 POINTER_PLUS_EXPR instead of PLUS_EXPR.
11941 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
11942 of PLUS_EXPR for pointers.
11943 * tree-inline.c (estimate_num_insns_1): Handle
11945 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
11946 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
11947 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
11948 instead of PLUS_EXPR for the pointer increment statement.
11949 (vect_update_ivs_after_vectorizer): For pointer types, create
11950 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
11951 MULT_EXPR in sizetype.
11952 (vect_gen_niters_for_prolog_loop): Add a cast when creating
11954 * tree-object-size.c (plus_expr_object_size): Handle
11955 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
11956 code which is trying to figure out which side is a pointer and
11958 (check_for_plus_in_loops_1): Likewise.
11959 (check_for_plus_in_loops): Likewise.
11960 * c-common.c (pointer_int_sum): Create a
11961 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
11962 * tree-ssa-structalias.c (handle_ptr_arith): Handle
11963 only POINTER_PLUS_EXPR. Removing all the extra
11964 code which is trying to figure out which side is a pointer and
11966 * tree-cfg.c (verify_expr): Add extra checking for pointers and
11967 PLUS_EXPR and MINUS_EXPR.
11968 Also add checking to make sure the operands of POINTER_PLUS_EXPR
11970 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
11971 with make_tree, instead of a pointer type.
11972 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
11973 for pointers instead of PLUS_EXPR.
11974 (s390_gimplify_va_arg): Likewise.
11975 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
11976 instead of PLUS_EXPR when doing addition on pointer
11977 types. Use sizetype for the second operand.
11978 (spu_gimplify_va_arg_expr): Likewise.
11979 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
11980 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
11981 a pointer. Don't create a BIT_AND_EXPR for pointer types.
11982 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
11983 for the pointer addition and also use size_int/sizetype
11985 (ix86_gimplify_va_arg): Likewise.
11986 Perform BIT_AND_EXPR on sizetype arguments.
11987 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
11988 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
11989 for the pointer additions and also use size_int for the offsets.
11990 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
11991 additions and also use size_int for the offsets. Perform
11992 BIT_AND_EXPR on sizetype arguments.
11993 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
11994 POINTER_PLUS_EXPR for pointers and create the
11995 BIT_AND_EXPR in sizetype.
11996 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
11997 instead of PLUS_EXPR for pointer addition.
11998 (rs6000_va_start): Likewise.
11999 Also use sizetype for the offset.
12000 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
12001 as PLUS_EXPR/MINUS_EXPR.
12002 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
12003 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
12004 Don't use BIT_AND_EXPR on a pointer type, convert the
12005 expression to sizetype first.
12006 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
12008 (mips_gimplify_va_arg_expr): Likewise.
12009 Don't create BIT_AND_EXPR in a pointer type.
12011 2007-06-15 Eric Christopher <echristo@apple.com>
12013 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
12014 (x86_64-*-darwin*): Ditto.
12015 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
12018 2007-06-15 Matthew Wilcox <matthew@wil.cx>
12020 * doc/extend.texi: Document behavior of __attribute__((aligned))
12023 2007-06-15 Mark Mitchell <mark@codesourcery.com>
12025 * rtlanal.c (note_stores): Improve documentation.
12027 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
12029 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
12030 LOCAL_LABEL_PREFIX): Delete.
12031 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
12032 (bfin_internal_label): Delete.
12034 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
12036 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
12037 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
12038 otherwise define to LIBGCC2_TF_CEXT.
12039 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
12040 (LIBGCC_TF_CEXT): Ditto.
12043 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
12045 PR rtl-optimization/32339
12046 * df-scan.c (df_uses_record): Don't modify flags but just add to
12047 it for df_ref_record.
12049 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
12051 * tree-mudflap.c: Fix whitespace issues.
12053 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
12055 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
12057 2007-06-14 Eric Christopher <echristo@apple.com>
12059 * config/i386/sse.md (movdi_to_sse): Rewrite body.
12060 (movv4sf): Use gcc_unreachable instead of abort.
12062 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
12065 * config/i386/sfp-machine.h (CMPtype): New define.
12066 (mach stubs): Use CMPtype instead of int as a return type.
12068 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
12070 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
12071 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
12072 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
12073 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
12074 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
12075 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
12076 config/soft-fp/soft-fp.h: Update from glibc CVS.
12078 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
12080 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
12082 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
12085 * config/v850/v850.c: Include dataflow header file.
12086 (substitute_ep_register): Fix typo.
12088 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
12090 * configure.ac: Fix earlier checkin.
12091 * configure: Regenerated.
12093 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
12095 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
12096 * aclocal.m4: Regenerate.
12097 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
12098 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
12099 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
12100 * configure: Regenerate.
12101 * Makefile.in (LOOSE_WARN): Subst loose_warn.
12103 * Makefile.in (quickstrap): Build libgcc too.
12105 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
12107 * configure.ac: Add --enable-checking=df. Explicitly mention that
12108 the variables are initialized as for "release".
12109 * df-core.c: Use it.
12110 * configure: Regenerate.
12111 * config.in: Regenerate.
12113 2007-06-14 Bob Wilson <bob.wilson@acm.org>
12115 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
12116 validate_replace_rtx instead of replace_rtx.
12117 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
12119 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
12121 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
12122 (DWARF2_UNWIND_INFO): Override default if configured with
12124 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
12125 (ENDFILE_SPEC): Add crtend.o.
12126 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
12127 (ENDFILE_SPEC): Add crtend.o.
12128 (TARGET_USE_JCR_SECTION): Define.
12129 (MD_UNWIND_SUPPORT): Define for 32-bit target.
12131 * config/i386/cygming-crtbegin.c: New file.
12132 * config/i386/cygming-crtend.c: New file.
12134 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
12136 * config/i386/w32-unwind.h: New file.
12138 2007-06-13 Eric Christopher <echristo@apple.com>
12140 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
12141 the user set a value below STACK_BOUNDARY.
12143 2007-06-13 Thiemo Seufer <ths@networkno.de>
12145 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
12146 imply -lpthread for -pthread.
12148 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
12150 * basic-block.h: Remove the prototype for
12151 free_basic_block_vars.
12152 * cfglayout.h: Remove the prototype for
12153 insn_locators_initialize.
12154 * tree.h: Remove the prototype for emit_line_note.
12156 * tree-ssa-pre.c (mergephitemp): Remove.
12157 (init_pre): Don't use mergephitemp.
12159 2007-06-13 Eric Christopher <echristo@apple.com>
12161 * config/i386/i386.c (override_options): If we've specified
12162 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
12164 2007-06-13 Bob Wilson <bob.wilson@acm.org>
12166 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
12169 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
12171 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
12172 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
12173 (eh_store_handler): New pattern.
12174 (eh_return): Emit it instead of a plain move.
12176 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
12178 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
12179 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
12180 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
12183 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
12185 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
12186 (find_next_insn_start, find_load): New functions.
12187 (bfin_reorg): Use them to deal with the fact that parallel insns are
12188 no longer represented as a SEQUENCE.
12190 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
12192 * config/sparc/sparc.c (sparc_override_options): Initialize
12193 fpu mask correctly.
12195 2007-06-13 Dave Korn <dave.korn@artimi.com>
12197 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
12200 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
12202 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
12203 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
12204 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
12205 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
12206 tree-vect-transform.c: Fix comment typos. Follow spelling
12209 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
12211 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
12212 to the exit block use set.
12213 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
12214 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
12215 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
12217 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
12219 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
12220 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
12221 to indicate an error.
12222 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
12224 (dbg_cnt_process_opt): Print an error on a bad argument.
12225 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
12226 * common.opt (-fdbg-cnt-list): New.
12227 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
12229 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
12231 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
12232 flag on ref-all pointers.
12234 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
12236 PR middle-end/31579
12237 * expr.c (expand_expr_addr_expr_1): Call expand_expr
12238 for the offset with the modifier as EXPAND_INITIALIZER
12239 if the modifier is EXPAND_INITIALIZER.
12240 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
12241 a register if we had an overflow.
12243 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12245 * real.c (real_isfinite): New.
12246 (real_sqrt): Use it.
12247 * real.h (real_isfinite): New.
12248 * builtins.c: Use it.
12250 2007-06-12 Ian Lance Taylor <iant@google.com>
12251 Daniel Berlin <dberlin@dberlin.org>
12254 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
12255 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
12256 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
12257 (DECL_NO_TBAA_P): Define.
12258 (struct tree_decl_common): Add no_tbaa_flag field.
12259 * tree-ssa-structalias.c (struct variable_info): Add
12260 no_tbaa_pruning field.
12261 (new_var_info): Initialize no_tbaa_pruning field.
12262 (unify_nodes): Copy no_tbaa_pruning field.
12263 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
12264 (dump_solution_for_var): Print no_tbaa_pruning flag.
12265 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
12267 (compute_tbaa_pruning): New static function.
12268 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
12269 Call compute_tbaa_pruning.
12270 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
12271 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
12272 * gimple-low.c (lower_stmt): Likewise.
12273 * tree-gimple.c (is_gimple_stmt): Likewise.
12274 * tree-ssa-operands.c (get_expr_operands): Likewise.
12275 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
12276 * tree-inline.c (estimate_num_insns_1): Likewise.
12277 (copy_result_decl_to_var): Likewise.
12278 * expr.c (expand_expr_real_1): Likewise.
12279 * tree-pretty-print.c (dump_generic_node): Likewise.
12280 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
12281 * omp-low.c (omp_copy_decl_2): Likewise.
12282 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
12283 * doc/c-tree.texi (Expression trees): Document
12284 CHANGE_DYNAMIC_TYPE_EXPR.
12286 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12288 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
12289 with !HONOR_NANS and !HONOR_INFINITIES.
12290 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
12292 2007-06-12 Tristan Gingold <gingold@adacore.com>
12294 * gcov.c: Comments updated.
12295 (source_info): Add file_time field.
12296 (source_index): New variable.
12297 (mutiple_files): New variable.
12298 (generate_results): New function extracted from process_file.
12299 (process_file): Save and restore chain of functions, generate
12300 results and free structures only if not merging results.
12301 (release_structures): File names are now freed in create_file_names
12302 (create_file_names): Free previous file names.
12303 (find_source): File date is now read here and modifications in
12304 source files is checked here.
12305 (read_graph_file): Only reverse order of functions for the current
12307 (make_gcov_file_name): Do not generate long names if input_name is
12309 (output_lines): If merging results do not display graph, data and
12311 Checking source file modification is done in find_source.
12313 * doc/gcov.texi: Append an s to sourcefile.
12315 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
12317 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
12318 (forced_nop): New pattern.
12319 * config/bfin/bfin.c: Include "df.h".
12320 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
12321 (bfin_discover_loop): Use df_get_live_in instead of
12322 global_live_at_start.
12323 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
12324 df_analyze when done.
12325 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
12326 the insns. Use QImode for the final insn in a bundle. Call
12327 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
12329 (reorder_var_tracking_notes): New function.
12330 (bfin_reorg): Pass no argument to split_all_insns. Don't call
12331 update_life_info. Call df_analyze after scheduling and bundle
12332 generation. Call reorder_var_tracking_notes if generating these
12333 notes. Call df_finish_pass at the end.
12335 2007-06-12 Dirk Mueller <dmueller@suse.de>
12337 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
12338 a comparison, not an assignment.
12340 2007-06-12 Olivier Hainque <hainque@adacore.com>
12342 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
12343 Request walking the subtrees only, leaving the current is_lhs/val_only
12345 (convert_non_local_reference): Likewise.
12347 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
12349 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
12351 2007-06-12 Richard Guenther <rguenther@suse.de>
12353 PR tree-optimization/15353
12354 PR tree-optimization/31657
12355 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
12356 * timevar.def: Add TV_TREE_IFCOMBINE.
12357 * tree-pass.h (pass_tree_ifcombine): Declare.
12358 * tree-ssa-ifcombine.c: New file.
12359 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
12360 * tree-flow.h (blocks_in_phiopt_order): Declare.
12361 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
12362 (tree-ssa-ifcombine.o): New dependencies.
12364 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
12366 PR rtl-optimization/32293
12367 * combine.c (simplify_if_then_else): Truncate return from
12368 nonzero_bits() to correct mode.
12370 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
12372 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
12373 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
12375 2007-06-11 Diego Novillo <dnovillo@google.com>
12377 * Makefile.in (reload1.o-warn): Remove.
12379 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
12381 * combine.c (subst): Use reg_overlap_mentioned_p
12382 instead of comparing register numbers directly.
12384 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
12386 * reload1.c (mark_home_live_1): Use the mode parameter.
12388 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
12390 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
12391 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
12393 * df-core.c: Ditto.
12395 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
12397 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
12399 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
12401 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
12402 from integer registers.
12403 (FP mode splitters): Handle TFmode.
12405 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
12407 * tree-ssa-structalias.c (find_what_p_points_to): Return false
12408 for ref-all pointers that point-to anything.
12410 2007-06-11 Joseph Myers <joseph@codesourcery.com>
12412 * config/arm/arm.c (arm_output_dwarf_dtprel,
12413 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
12415 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
12417 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
12418 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
12421 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
12423 * tree.c (signed_or_unsigned_type_for): New.
12424 (unsigned_type_for): Use signed_or_unsigned_type_for.
12425 (signed_type_for): Use signed_or_unsigned_type_for.
12426 * tree.h (signed_or_unsigned_type_for): New.
12427 (get_signed_or_unsigned_type): Remove.
12428 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
12429 lang_hooks.types.signed_type
12430 (size_diffop): Likewise.
12431 (all_ones_mask_p): Likewise.
12432 (build_range_check): Likewise.
12433 (fold_cond_expr_with_comparison): Likewise.
12434 (fold_cond_expr_with_comparison): Likewise.
12435 (unextend): Likewise.
12436 (extract_muldiv_1): Likewise.
12437 (fold_single_bit_test_into_sign_test): Likewise.
12438 (fold_binary): Likewise.
12439 (fold_ternary): Likewise.
12440 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
12441 instead of get_signed_or_unsigned_type.
12442 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
12443 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
12444 * expr.c (signed_or_unsigned_type_for): Use
12445 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
12446 * langhooks.c (get_signed_or_unsigned_type): Remove.
12447 (lhd_signed_or_unsigned_type): Remove.
12448 * langhooks.h (lang_hooks_for_types): Remove signed_type and
12449 signed_or_unsigned_type.
12450 (lhd_signed_or_unsigned_type): Remove.
12451 * expmed.c (make_tree): Use signed_type_for instead of
12452 lang_hooks.types.signed_type.
12453 * c-common.c (same_scalar_type_ignoring_signedness): Use
12454 c_common_signed_type instead of lang_hooks.types.signed_type.
12455 (c_common_unsigned_type): New.
12456 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
12457 (shorten_compare): Use c_common_unsigned_type instead of
12458 c_common_signed_or_unsigned_type.
12459 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
12461 * convert.c (convert_to_integer): Use signed_type_for instead of
12462 lang_hooks.types.signed_type.
12463 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
12464 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
12465 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
12466 * c-format.c (check_format_types): Use c_common_unsigned_type
12467 instead of unsigned_type_for.
12468 * c-decl.c (groakdeclarator): Likewise.
12469 * c-typeck.c (convert_for_assignment): Likewise.
12470 * c-common.h (c_common_unsigned_type): New.
12472 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
12475 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
12476 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
12478 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
12480 PR middle-end/32279
12481 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
12482 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
12484 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
12485 Sebastian Pop <sebpop@gmail.com>
12487 * lambda-code.c (remove_iv): New.
12488 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
12490 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
12492 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
12493 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
12494 * tree-ssa-loop-prefetch.c: Include optabs.h.
12495 (FENCE_FOLLOWING_MOVNT): New macro.
12496 (struct mem_ref): Add independent_p and storent_p fields.
12497 (record_ref): Initalize the new fields.
12498 (gather_memory_references_ref): Return true if the reference
12500 (gather_memory_references): Check whether all memory accesses
12501 in loop were recorded.
12502 (should_issue_prefetch_p): Return false for nontemporal stores.
12503 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
12504 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
12505 (determine_loop_nest_reuse): Detect independent memory references.
12506 (loop_prefetch_arrays): Call mark_nontemporal_stores.
12507 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
12508 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
12509 * config/i386/i386.h (x86_mfence): Declare.
12510 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
12511 * config/i386/i386.c (x86_mfence): New variable.
12512 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
12514 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
12515 * optabs.c (init_optabs): Initialize storent_optab.
12516 * optabs.h (enum optab_index): Add OTI_storent.
12517 (storent_optab): Declare.
12518 * genopinit.c (optabs): Add initialization for storent_optab.
12519 * tree.h (MOVE_NONTEMPORAL): New macro.
12520 * expr.c (expand_assignment, store_expr, store_constructor_field,
12521 store_constructor, store_field, expand_expr_real_1): Propagate
12522 nontemporality of the expanded store.
12523 (emit_storent_insn): New function.
12524 * expr.h (expand_assignment, store_expr): Declaration changed.
12525 * function.c (assign_parm_setup_reg): Pass false as nontemporality
12526 to expand_assignment.
12527 * stmt.c (expand_asm_expr): Ditto.
12528 * calls.c (initialize_argument_information): Pass false as
12529 nontemporality to store_expr.
12530 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
12533 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
12535 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
12537 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
12539 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
12541 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
12542 and allow DECL_P here.
12544 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
12546 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
12547 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
12548 track of the size of the expression.
12549 * cfghooks.c (merge_blocks): Remove block from loops structure only
12550 after call of the merge_blocks hook.
12552 2007-06-09 Tom Tromey <tromey@redhat.com>
12554 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
12555 (deprecated_state): Removed.
12556 (start_decl): Update.
12557 (enum deprecated_states): Moved earlier.
12558 (groktypename): Update.
12559 (push_parm_decl): Likewise.
12560 (grokfield): Likewise.
12561 (start_function): Likewise.
12563 2007-06-09 Ian Lance Taylor <iant@google.com>
12565 PR tree-optimization/32169
12566 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
12567 CONVERT_EXPR, check whether min and max both converted to an
12568 overflow infinity representation.
12570 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
12572 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
12573 not inserted on the edge.
12575 2007-06-08 Bob Wilson <bob.wilson@acm.org>
12577 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
12578 instructions if they are supported.
12579 (__divsi3, __umodsi3, __modsi3): Likewise.
12580 (__ashldi3, __ashrdi3, __lshrdi3): New.
12581 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
12583 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
12584 Tony Linthicum <tony.linthicum@amd.com>
12586 * doc/invoke.texi: Add fvect-cost-model flag.
12587 * common.opt (fvect-cost-model): New flag.
12588 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
12589 cost fields in stmt_vec_info struct for STMT.
12590 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
12591 fields in stmt_vec_info struct and access functions for the same.
12592 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
12593 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
12594 load, store and vector to scalar operation.
12595 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
12596 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
12597 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
12598 (TARG_VEC_STORE_COST): Define cost of vector store.
12599 (vect_estimate_min_profitable_iters): Define new function.
12600 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
12601 check to evaluate if loop iterations are less than minimum profitable
12602 iterations determined by cost model or minimum vect loop bound defined
12603 by user, whichever is more conservative.
12604 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
12605 run-time check to evaluate if loop iterations are less than minimum
12606 profitable iterations determined by cost model or minimum vect loop
12607 bound defined by user, whichever is more conservative.
12608 (vect_estimate_min_profitable_iterations): New function to estimate
12609 mimimimum iterartions required for vector version of loop to be
12610 profitable over scalar version.
12611 (vect_model_reduction_cost): New function.
12612 (vect_model_induction_cost): New function.
12613 (vect_model_simple_cost): New function.
12614 (vect_cost_strided_group_size): New function.
12615 (vect_model_store_cost): New function.
12616 (vect_model_load_cost): New function.
12617 (vectorizable_reduction): Call vect_model_reduction_cost during
12619 (vectorizable_induction): Call vect_model_induction_cost during
12621 (vectorizable_load): Call vect_model_load_cost during analysis phase.
12622 (vectorizable_store): Call vect_model_store_cost during analysis phase.
12623 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
12624 vectorizable_promotion, vectorizable_demotion): Call
12625 vect_model_simple_cost during analysis phase.
12627 2007-06-08 Simon Baldwin <simonb@google.com>
12629 * reg-stack.c (get_true_reg): Readability change. Moved default case
12630 label into direct switch statement scope.
12632 2007-06-08 Simon Baldwin <simonb@google.com>
12634 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
12635 in gcc_assert() with '==' comparison.
12637 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
12639 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
12640 TARGET_ABM handling of x86_popcnt variable.
12642 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
12644 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
12645 __builtin_copysignq and __builtin_infq built-in functions.
12647 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
12649 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
12650 SSE4.2 section. Correct built-in function names in SSE4A section.
12652 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
12654 PR tree-optimization/32243
12655 * tree-vect-transform.c (vectorizable_type_promotion): Move check
12656 for ncopies after ratio check between nunits_out and nunits_in.
12657 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
12659 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
12661 PR tree-optimization/32224
12662 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
12663 vectorization upon a non GIMPLE_MODIFY_STMT.
12665 2007-06-08 Christian Bruel <christian.bruel@st.com>
12668 * config/sh/sh.md (doloop_end): New pattern and splitter.
12669 * loop-iv.c (simple_rhs_p): Check for hardware registers.
12671 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
12673 PR middle-end/32209
12674 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
12676 (verify_dominators): Do not change dominance tree.
12678 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
12680 * config/sh/constraints.md: New file.
12681 * config/sh/sh.c: Include tm-constrs.h.
12682 (reg_class_from_letter): Remove.
12683 (prepare_cbranch_operands): Use satisfies_constraint_*
12684 function instead of macro.
12685 (andcosts, broken_move, sh_secondary_reload): Likewise.
12686 * config/sh/predicates.md (trapping_target_operand): Likewise.
12687 (and_operand, arith_operand, arith_reg_or_0_operand,
12688 cmp_operand, logical_operand, target_operand,
12689 ua_address_operand, ua_offset, xor_operand): Likewise.
12690 * config/sh/sh.md: Include constraints.md.
12691 (*movsicc_t_false): Use satisfies_constraint_* function
12693 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
12694 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
12695 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
12696 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
12697 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
12698 (REG_CLASS_FROM_CONSTRAINT): Remove.
12699 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
12700 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
12701 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
12702 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
12703 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
12704 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
12705 function instead of macro.
12706 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
12707 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
12708 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
12709 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
12710 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
12711 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
12712 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
12713 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
12714 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
12715 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
12716 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
12717 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
12718 EXTRA_CONSTRAINT_STR): Likewise.
12719 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
12721 2007-06-07 Geoffrey Keating <geoffk@apple.com>
12723 * config/i386/darwin.h (STACK_BOUNDARY): Define.
12725 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
12728 * c-common.h (flag_cpp0x): Replaced by...
12729 (cxx_dialect): ... this new variable specifying the C++ dialect that
12731 * c-common.c (flag_cpp0x): Removed.
12732 (cxx_dialect): Defined.
12733 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
12735 * c-opts.c (c_common_post_options): Likewise.
12736 (set_std_cxx98): Set cxx_dialect to cxx98.
12737 (set_std_cxx0x): Set cxx_dialect to cxx0x.
12739 2007-06-07 Geoffrey Keating <geoffk@apple.com>
12740 Hui-May Chang <hm.chang@apple.com>
12742 * doc/invoke.texi (Darwin Options): Update documentation for
12743 -mmacosx-version-min.
12744 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
12745 * config/darwin-driver.c: New file.
12746 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
12747 * config/t-darwin (darwin-driver.o): New rule.
12749 * config/darwin-c.c (version_as_macro): Ignore low digit.
12751 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
12753 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
12754 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
12755 (CSGNMODE): New mode macro.
12756 (CSGNVMODE): New mode attribute.
12757 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
12758 expander using CSGNMODE mode macro. Handle TFmode.
12759 (copysign<mode>3_const): Rename from copysignsf3_const and
12760 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
12762 (copysign<mode>3_var): Rename from copysignsf3_var and
12763 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
12765 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
12766 mode macro. Handle TFmode.
12767 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
12768 (iortf3, *iortf3): Ditto.
12769 (xortf3, *xortf3): Ditto.
12770 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
12771 TFmode and TImode masks.
12772 (ix86_expand_copysign): Expand TFmode copysign insn.
12773 (IX86_BUILTIN_INFQ): New.
12774 (IX86_BUILTIN_FABSQ): Ditto.
12775 (IX86_BUILTIN_COPYSIGNQ): Ditto.
12776 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
12777 [__builtin_fabsq]: Ditto.
12778 [__builtin_copysignq]: Ditto.
12779 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
12780 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
12781 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
12782 ix86_expand_binop_builtin().
12784 2007-06-07 Bob Wilson <bob.wilson@acm.org>
12786 * config/xtensa/lib1funcs.asm: Clean up whitespace.
12788 2007-06-07 Steve Ellcey <sje@cup.hp.com>
12791 * rtl.h (push_to_sequence2): New.
12792 * emit-rtl.c (push_to_sequence2): New.
12793 * function.c (assign_parm_data_all): Add new fields.
12794 (assign_parm_setup_block): Call push_to_sequence2 instead of
12796 (assign_parm_setup_reg): Ditto.
12797 (assign_parm_setup_stack): Ditto.
12798 (assign_parms_unsplit_complex): Ditto.
12799 (assign_parms): Change field name.
12801 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
12803 PR tree-optimization/32220
12804 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
12805 phi node is reached before defining statement.
12807 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
12810 * tree-vect-transform.c (vectorizable_call): Call update_stmt
12811 after changing the right hand side of the assignment.
12813 2007-06-06 Eric Christopher <echristo@apple.com>
12815 * config.gcc (i?86-*-darwin*): Remove arch parameter.
12816 (x86_64-*-darwin*): Ditto.
12817 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
12818 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
12820 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
12822 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
12823 coding conventions.
12824 (add_key): Likewise.
12825 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
12826 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
12828 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
12830 (add_cost_one_coalesce): Likewise.
12831 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
12832 variable names. Rename orig to orig_name for consistency.
12833 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
12834 coding conventions.
12835 (cprop_into_successor_phis): Avoid using C++ keywords as variable
12837 (record_equivalences_from_stmt): Likewise.
12838 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
12839 the coding conventions.
12840 (memory_ssa_name_same): Likewise.
12841 (dse_optimize_stmt): Likewise.
12842 (dse_record_phis): Likewise.
12843 (dse_finalize_block): Likewise.
12844 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
12845 keywords as variable names.
12846 (may_move_till): Cast according to the coding conventions.
12847 (force_move_till_expr): Avoid using C++ keywords as variable names.
12848 (force_move_till): Cast according to the coding conventions.
12849 (memref_hash): Likewise.
12850 (memref_eq): Likewise.
12851 (gather_mem_refs_stmt): Likewise.
12852 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
12853 using C++ keywords as variable names.
12854 (idx_find_step): Cast according to the coding conventions.
12855 (idx_record_use): Likewise.
12856 (find_depends): Likewise.
12857 (prepare_decl_rtl): Likewise.
12858 (mbc_entry_hash): Likewise.
12859 (mbc_entry_eq): Likewise.
12860 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
12861 (simplify_replace_tree): Avoid using C++ keywords as variable names.
12862 (idx_infer_loop_bounds): Cast according to the coding conventions.
12863 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
12864 * tree-ssa-math-opts.c (occ_new ): Likwise.
12865 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
12867 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
12869 (add_use_op): Likewise.
12870 (add_vop): Likewise.
12871 (add_vuse_op): Likewise.
12872 (add_vdef_op): Likewise.
12873 (get_expr_operands): Likewise.
12874 (push_stmt_changes): Use type safe memory macros.
12875 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
12876 keywords as variable names.
12877 (conditional_replacement): Likewise.
12878 (minmax_replacement): Likewise.
12879 (abs_replacement): Likewise.
12880 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
12881 coding conventions.
12882 (insert_fake_stores): Avoid using C++ keywords as variable names.
12883 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
12885 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
12886 (heapvar_insert): Use type safe memory macros.
12887 (new_var_info): Cast according to the coding conventions.
12888 (new_constraint): Likewise.
12889 (remove_preds_and_fake_succs): Use type safe memory macros.
12890 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
12892 (thread_single_edge): Likewise.
12893 (thread_through_loop_header): Likewise.
12895 2007-06-06 Eric Christopher <echristo@apple.com>
12897 * config/i386/i386.c (override_options): Move handling
12898 of TARGET_SUBTARGET* earlier.
12900 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
12902 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
12905 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
12907 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
12908 emited outside of basic block.
12909 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
12910 the created blocks.
12911 * rtl.h (delete_insn_chain): Declaration changed.
12912 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
12914 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
12915 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
12916 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
12917 to delete_insn_chain.
12918 (rtl_verify_flow_info_1): Verify that the insns in header and footer
12919 do not have bb field set.
12920 (rtl_verify_flow_info): Verify that insns between basic blocks do not
12922 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
12923 * cfgcleanup.c (try_optimize_cfg): Ditto.
12925 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
12927 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
12928 (lambda_body_vector_new): Use type safe memory macros.
12929 (lambda_linear_expression_new): Likewise.
12930 (lambda_loopnest_new): Likewise.
12931 (lambda_lattice_new): Likewise.
12932 (replace_uses_equiv_to_x_with_y): Cast according to the coding
12933 conventions. Use type safe memory macros.
12934 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
12935 (lambda_body_vector_s): Likewise.
12936 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
12937 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
12939 2007-06-06 Richard Guenther <rguenther@suse.de>
12941 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
12942 if we need to schedule cfg_cleanup.
12943 (tree_ssa_forward_propagate_single_use_vars): Do so.
12945 2007-06-06 Ian Lance Taylor <iant@google.com>
12947 * fold-const.c (merge_ranges): If range_successor or
12948 range_predecessor fail, just return 0.
12950 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
12952 PR tree-optimization/32216
12953 * tree-vectorizer.c (supportable_widening_operation): Determine
12954 signedness of FIX_TRUNC_EXPR from output operand.
12955 (supportable_narrowing_operation): Ditto.
12956 * tree-vect-generic.c (expand_vector_operations_1): Determine
12957 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
12958 from input operand.
12960 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
12962 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
12963 (struct pta): ...from here. Change flags to unsigned to avoid
12964 excessive casting (as it is used as a bit mask).
12965 (override_options): Add casts according to the coding convenventions.
12966 (x86_64_elf_unique_section): Likewise.
12967 (examine_argument): Avoid using C++ keywords as variable names.
12968 (construct_container): Likewise.
12969 (legitimize_pic_address): Likewise.
12970 (get_dllimport_decl): Cast according to the coding conventions. Use
12971 type safe memory macros.
12972 (legitimize_address): Cast according to the coding conventions.
12973 (emit_i387_cw_initialization): Corrected the type of slot to enum
12975 (ix86_init_machine_status): Use type safe memory macros.
12976 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
12977 (bdesc_pcmpistr): Likewise.
12978 (bdesc_crc32): Likewise.
12979 (bdesc_sse_3arg): Likewise.
12980 (bdesc_2arg): Likewise.
12981 (bdesc_1arg): Likewise.
12982 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
12983 (ix86_expand_sse_pcmpistr): Likewise.
12984 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
12985 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
12986 int to match the langhook definition.
12987 (ix86_builtin_conversion): Change the type of code to unsigned init to
12988 match the langhook definition.
12989 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
12991 (ix86_preferred_output_reload_class): Likewise.
12992 (ix86_cannot_change_mode_class): Likewise.
12993 (ix86_memory_move_cost): Likewise.
12994 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
12995 avoid excessive casting later on.
12996 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
12998 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
13000 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
13001 as flags setting insn.
13002 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
13004 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
13006 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
13007 (UNSPEC_ROUND): New.
13008 ("sse4_1_round<mode>2"): New insn pattern.
13009 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
13011 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
13012 expander using SSEMODEF mode macro. Expand using
13013 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
13014 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
13015 expander using SSEMODEF mode macro. Expand using
13016 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
13017 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
13018 expander using SSEMODEF mode macro. Expand using
13019 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
13020 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
13021 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
13022 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
13025 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
13026 Sebastian Pop <sebpop@gmail.com>
13028 * lambda.h (build_linear_expr): New.
13029 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
13030 Use build_linear_expr, call fold and force_gimple_operand.
13031 (lambda_loopnest_to_gcc_loopnest): Check that there is
13032 something to insert.
13033 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
13035 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
13037 PR preprocessor/23479
13038 * doc/extend.texi: Document the 0b-prefixed binary integer
13039 constant extension.
13041 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
13043 PR tree-optimization/32215
13044 * tree-vectorizer.c (supportable_widening_operation): Return false
13045 for unsupported FIX_TRUNC_EXPR tree code.
13046 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
13048 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
13050 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
13051 register on SPE targets. Change documentation to reflect
13053 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
13054 Change FIXED_SCRATCH to 14 and document why we're keeping r14
13055 out of the register allocation pool.
13056 (rs6000_reg_live_or_pic_offset_p): New function.
13057 (rs6000_emit_prologue): Move the actual saving of LR up to free
13058 r0 for holding r11. Split saving of SPE 64-bit registers into
13059 its own case. Ensure that offsets will always be in-range for
13060 'evstdd' by using r11 as a scratch register to point at the start
13061 of the SPE save area. Save r11 if necessary, as it is the static
13063 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
13064 into its own case. Ensure that offsets will always be in-range
13065 for 'evldd' by using r11 as a scratch register to point at the
13066 start of the SPE save area. Also adjust r11 when restoring
13067 the stack pointer to compensate for pre-loading r11.
13069 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
13071 * cfg.c (init_flow): Use type safe memory macros.
13072 (alloc_block): Likewise.
13073 (unchecked_make_edge): Likewise.
13074 (dump_flow_info): Avoid using C++ keywords as variable names.
13075 (copy_original_table_clear): Cast according to the coding conventions.
13076 (copy_original_table_set): Likewise.
13077 * cfgexpand (label_rtx_for_bb): Likewise.
13078 (expand_gimple_basic_block): Likewise.
13079 * cfghooks.c (dump_bb): Likewise.
13080 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
13082 (lv_add_condition_to_bb): Likewise.
13083 * cfglayout (relink_block_chain): Cast according to the coding
13085 (fixup_reorder_chain): Likewise.
13086 (fixup_fallthru_exit_predecessor): Likewise.
13087 * cfgloop.c (glb_enum_p): Likewise.
13088 (get_exit_description): Likewise.
13089 (dump_recorded_exit): Likewise.
13090 * cfgloop.h (enum loop_estimation): Move out of struct scope...
13091 (struct loop): ... from here.
13092 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
13094 * cfgrtl.c (rtl_create_basic_block): Likewise.
13095 (rtl_split_block): Likewise.
13096 (rtl_dump_bb): Likewise.
13097 (cfg_layout_split_block): Likewise.
13098 (init_rtl_bb_info): Use typesafe memory macros.
13100 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
13101 * graphds.h: Updated all usages of edge to graph_edge.
13102 * graphds.c: Likewise.
13103 * cfgloopanal.c: Likewise.
13105 2007-06-05 Ian Lance Taylor <iant@google.com>
13107 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
13108 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
13109 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
13111 (test_for_singularity): Likewise.
13113 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
13115 * config/i386/constraints.md ("Y2"): Replaced by ...
13117 * config/i386/i386.md: Likewise.
13118 * config/i386/mmx.md: Likewise.
13119 * config/i386/sse.md: Likewise.
13121 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
13123 * config/i386/constraints.md ("z"): Replaced by ...
13125 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
13126 (sse4_1_blendvps): Likewise.
13127 (sse4_1_pblendvb): Likewise.
13128 (sse4_2_pcmpestr): Likewise.
13129 (sse4_2_pcmpestrm): Likewise.
13130 (sse4_2_pcmpestr_cconly): Likewise.
13131 (sse4_2_pcmpistr): Likewise.
13132 (sse4_2_pcmpistrm): Likewise.
13133 (sse4_2_pcmpistr_cconly): Likewise.
13135 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
13137 * matrix-reorg.c (transform_access_sites): Fix computation.
13138 (transform_allocation_sites): Same.
13140 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
13142 * config/i386/i386.c (override_options): Use
13143 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
13145 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
13147 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
13148 (nonimm_not_xmm0_operand): Ditto.
13149 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
13150 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
13151 as operand[2] predicate. Require "z" class XMM register for
13152 operand[3]. Adjust asm template.
13153 ("sse4_1_blendvpd"): Ditto.
13154 ("sse4_1_pblendvb"): Ditto.
13155 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
13156 force op2 into xmm0 register for variable blend instructions.
13158 2007-06-04 Tom Tromey <tromey@redhat.com>
13160 * c-tree.h (start_enum): Update.
13161 (build_enumerator): Likewise.
13162 * c-decl.c (enum_next_value): Removed.
13163 (enum_overflow): Likewise.
13164 (start_enum): Add c_enum_contents argument. Don't use globals.
13165 (build_enumerator): Likewise.
13166 * c-tree.h (struct c_enum_contents): New struct.
13168 2007-06-04 Tom Tromey <tromey@redhat.com>
13170 * c-common.c (c_common_get_alias_set): Fix indentation.
13172 2007-06-04 Ian Lance Taylor <iant@google.com>
13174 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
13175 to overflow, reduce overflow infinity to regular infinity.
13176 (vrp_var_may_overflow): New static function.
13177 (vrp_visit_phi_node): Check vrp_var_may_overflow.
13179 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
13181 * stor-layout.c (layout_type): Remove duplicate code.
13183 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
13186 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
13187 before build_common_builtin_nodes ().
13189 2007-06-04 Steve Ellcey <sje@cup.hp.com>
13192 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
13194 2007-06-04 Jan Hubicka <jh@suse.cz>
13196 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
13197 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
13198 instead of _stat version.
13200 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
13202 PR tree-optimization/32194
13203 * tree-predcom.c (determine_offset): Check that both references have
13206 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
13208 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
13209 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
13210 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
13211 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
13212 Add argument to iterate_fix_dominators call.
13213 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
13214 * gcse.c (hoist_code): Change domby to vector.
13215 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
13216 Add argument to iterate_fix_dominators call.
13217 * loop-doloop.c (doloop_modify): Changed recount_dominator to
13218 recompute_dominator.
13219 * lambda-code.c (perfect_nestify): Ditto.
13220 * cfgloopanal.c: Include graphds.h.
13221 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
13222 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
13223 (mark_irreducible_loops): Use graphds_scc. Remove argument from
13225 * graphds.c: New file.
13226 * graphds.h: New file.
13227 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
13228 (get_dominated_by, get_dominated_by_region): Change return type to
13230 (verify_dominators): Recompute all dominators and compare the results.
13231 (recount_dominator): Renamed to ...
13232 (recompute_dominator): ... this. Do not check that the block is
13233 dominated by entry.
13234 (iterate_fix_dominators): Reimplemented.
13235 (prune_bbs_to_update_dominators, root_of_dom_tree,
13236 determine_dominators_for_sons): New functions.
13237 * et-forest.c (et_root): New function.
13238 * et-forest.h (et_root): Declare.
13239 * Makefile.in (graphds.o): Add.
13240 (cfgloopanal.o): Add graphds.h dependency.
13241 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
13242 * basic-block.h (get_dominated_by, get_dominated_by_region,
13243 iterate_fix_dominators): Declaration changed.
13244 (recount_dominator): Renamed to ...
13245 (recompute_dominator): ... this.
13246 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
13247 (thread_through_all_blocks): Do not free dominance info.
13249 2007-06-03 Andreas Schwab <schwab@suse.de>
13251 * config/m68k/m68k.c (override_options): Don't override
13253 * config/m68k/m68k-modes.def (SF, DF): Define to use
13254 motorola_single_format and motorola_double_format, resp.
13255 * real.c (motorola_single_format): Renamed from
13256 coldfire_single_format.
13257 (motorola_double_format): Renamed from coldfire_double_format.
13258 (encode_ieee_extended): Generate a proper canonical NaN image
13259 respecting canonical_nan_lsbs_set.
13260 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
13262 * real.h: Adjust declarations.
13264 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
13267 * config/sh/sh.md (symGOT_load): Don't schedule insns when
13268 the symbol is generated with the stack protector.
13270 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
13272 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
13273 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
13275 * doc/extend.texi (interrupt): Mention m68k.
13277 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
13279 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
13280 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
13281 (ix86_expand_sse_pcmpestr): Do not check operands for
13282 "register_operand", when insn operand predicate is "register_operand".
13283 (ix86_expand_sse_pcmpistr): Ditto.
13285 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
13286 Uros Bizjak <ubizjak@gmail.com>
13288 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
13289 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
13290 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
13291 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
13292 * config/i386/constraints.md ("z"): New register constraint
13293 for members of SSE_FIRST_REG class.
13294 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
13295 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
13296 SSE_FIRST_REG class.
13297 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
13298 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
13299 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
13300 (IX86_BUILTIN_PCMPESTRM128): Likewise.
13301 (IX86_BUILTIN_PCMPESTRA128): Likewise.
13302 (IX86_BUILTIN_PCMPESTRC128): Likewise.
13303 (IX86_BUILTIN_PCMPESTRO128): Likewise.
13304 (IX86_BUILTIN_PCMPESTRS128): Likewise.
13305 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
13306 (IX86_BUILTIN_PCMPISTRI128): Likewise.
13307 (IX86_BUILTIN_PCMPISTRM128): Likewise.
13308 (IX86_BUILTIN_PCMPISTRA128): Likewise.
13309 (IX86_BUILTIN_PCMPISTRC128): Likewise.
13310 (IX86_BUILTIN_PCMPISTRO128): Likewise.
13311 (IX86_BUILTIN_PCMPISTRS128): Likewise.
13312 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
13313 (struct builtin_description): Change "flag" field to unsigned.
13314 (bdesc_pcmpestr): New builtin description table.
13315 (bdesc_pcmpistr): Likewise.
13316 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
13317 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
13318 Initialize pcmp[ei]str[im] insns for SSE4.2.
13319 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
13320 (ix86_expand_sse_pcmpistr): Likewise.
13321 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
13322 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
13323 (UNSPEC_PCMPISTR): Likewise.
13324 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
13325 (sse4_2_pcmpestri):New isns pattern.
13326 (sse4_2_pcmpestrm): Likewise.
13327 (sse4_2_pcmpestr_cconly): Likewise.
13328 (sse4_2_pcmpistr): New insn patern and splitter.
13329 (sse4_2_pcmpistri):New isns pattern.
13330 (sse4_2_pcmpistrm): Likewise.
13331 (sse4_2_pcmpistr_cconly): Likewise.
13332 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
13335 2007-06-01 David Daney <ddaney@avtrex.com>
13337 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
13338 LOADGP_ABSOLUTE and not binds_local_p.
13340 2007-06-01 Geoffrey Keating <geoffk@apple.com>
13342 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
13344 2007-06-01 Ian Lance Taylor <iant@google.com>
13346 * tree-vrp.c (compare_name_with_value): Always set
13347 used_strict_overflow if we get a result from the variable itself.
13349 2007-06-01 Ian Lance Taylor <iant@google.com>
13351 PR rtl-optimization/31455
13352 * lower-subreg.c (find_decomposable_subregs): Don't decompose
13353 subregs which have a cast between modes which are not tieable.
13355 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
13357 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
13358 breaks after return statements.
13360 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
13362 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
13363 only after no_new_pseudos.
13365 2007-05-31 Eric Christopher <echristo@apple.com>
13367 * expr.c (convert_move): Assert that we don't have a BLKmode
13369 (store_expr): Handle BLKmode moves by calling emit_block_move.
13371 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
13373 * c-typeck.c (build_indirect_ref): Include type in error message.
13374 (build_binary_op): Pass types to binary_op_error.
13375 * c-common.c (binary_op_error): Take two type arguments, print out
13377 * c-common.h (binary_op_error): Update prototype.
13379 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
13381 * config/i386/i386.c: Correct coments on -mno-sse4.
13383 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
13385 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
13386 (x86_64-*-*): Likewise.
13387 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
13388 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
13389 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
13390 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
13391 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
13392 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
13393 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
13394 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
13395 (OPTION_MASK_ISA_SSE4): Likewise.
13396 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
13397 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
13398 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
13399 (override_options): Support SSE4.2.
13400 (ix86_build_const_vector): Support SImode and DImode.
13401 (ix86_build_signbit_mask): Likewise.
13402 (ix86_expand_int_vcond): Support V2DImode.
13403 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
13404 (IX86_BUILTIN_CRC32HI): Likewise.
13405 (IX86_BUILTIN_CRC32SI): Likewise.
13406 (IX86_BUILTIN_CRC32DI): Likewise.
13407 (IX86_BUILTIN_PCMPGTQ): Likewise.
13408 (bdesc_crc32): Likewise.
13409 (bdesc_sse_3arg): Likewise.
13410 (ix86_expand_crc32): Likewise.
13411 (ix86_init_mmx_sse_builtins): Support SSE4.2.
13412 (ix86_expand_builtin): Likewise.
13413 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
13414 __SSE4_2__ for -msse4.2.
13415 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
13416 (CRC32MODE): Likewise.
13417 (crc32modesuffix): Likewise.
13418 (crc32modeconstraint): Likewise.
13419 (sse4_2_crc32<mode>): Likewise.
13420 (sse4_2_crc32di): Likewise.
13421 * config/i386/i386.opt (msse4.2): New for SSE4.2.
13423 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
13424 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
13425 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
13426 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
13427 (vcondu<mode>): Likewise.
13428 * doc/extend.texi: Document SSE4.2 built-in functions.
13429 * doc/invoke.texi: Document -msse4.2/-msse4.
13431 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
13433 PR tree-optimization/32160
13434 * tree-predcom.c (predcom_tmp_var): New function. Mark created
13435 variable as gimple reg.
13436 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
13438 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
13440 * gcc.c (main): Don't consider linker options when issuing the
13441 warning about a linker input file not being used.
13443 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13445 * tree-vrp.c (compare_names): Initialize sop.
13447 2007-05-30 Dirk Mueller <dmueller@suse.de>
13449 * cgraphunit.c (cgraph_analyze_function): Remove
13450 computation of inline parameters.
13452 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
13454 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
13456 2007-05-30 Richard Sandiford <richard@codesourcery.com>
13458 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
13459 Add vx-common.h. Include vxworks.h between vx-common.h and
13461 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
13463 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
13464 (TARGET_ASM_DESTRUCTOR): Likewise.
13465 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
13466 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
13467 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
13468 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
13469 (VXWORKS_ENDIAN_SPEC): Define.
13470 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
13471 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
13472 VXWORKS_* equivalents.
13473 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
13474 (ASM_FILE_START): Delete.
13475 (TARGET_VERSION): Reformat.
13476 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
13477 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
13478 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
13479 (FPBIT, DPBIT): Define.
13480 (fp-bit.c, dp-bit.c): New rules.
13481 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
13482 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
13483 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
13484 * config/arm/arm.h: Include vxworks-dummy.h.
13485 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
13486 Mark with ATTRIBUTE_UNUSED.
13487 (arm_override_options): Do not allow VxWorks RTP PIC to be used
13488 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
13489 make it incompatible with -msingle-pic-base.
13490 (arm_function_ok_for_sibcall): Return false for calls that might
13491 go through a VxWorks PIC PLT entry.
13492 (require_pic_register): New function, split out from...
13493 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
13495 (arm_load_pic_register): Handle the VxWorks RTP initialization
13496 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
13497 (arm_emit_call_insn): New function.
13498 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
13499 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
13500 (pic_offset_arm): New pattern.
13501 (call, call_value): Use arm_emit_call_insn.
13502 (call_internal, call_value_internal): New expanders.
13503 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
13504 VxWorks unless __PIC__.
13506 2007-05-30 Eric Christopher <echristo@gmail.com>
13508 * genrecog.c: Include regs.h in generated file.
13509 * genemit.c: Ditto. Fix up formatting.
13510 * config/mn10300/constraints.md: New.
13511 * config/mn10300/mn10300.md: Include.
13512 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
13513 Fix up for removed macro.
13514 * config/mn10300/predicates.md (call_address_operand): Ditto.
13515 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
13516 (CONST_OK_FOR_I): Ditto.
13517 (CONST_OK_FOR_J): Ditto.
13518 (CONST_OK_FOR_K): Ditto.
13519 (CONST_OK_FOR_L): Ditto.
13520 (CONST_OK_FOR_M): Ditto.
13521 (CONST_OK_FOR_N): Ditto.
13522 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
13526 (EXTRA_CONSTRAINT): Ditto.
13528 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
13530 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
13532 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
13533 OPTION_MASK_ISA_64BIT.
13534 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
13536 2007-05-30 Richard Guenther <rguenther@suse.de>
13538 PR middle-end/32152
13539 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
13540 types for comparison.
13541 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
13542 with original typed arguments.
13543 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
13545 2007-05-30 Jakub Jelinek <jakub@redhat.com>
13547 PR tree-optimization/31769
13548 * except.c (duplicate_eh_regions): Clear prev_try if
13549 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
13551 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
13553 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
13554 * tree-ssa-sink.c (statement_sink_location): Return basic block and
13555 bsi of the location where statements should be inserted.
13556 (sink_code_in_bb): Take bsi from statement_sink_location.
13557 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
13558 instead of bsi_start.
13559 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
13561 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
13562 (bsi_move_before): Document inconsistency with bsi_move_after.
13563 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
13565 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
13567 * config/i386/i386.h (TARGET_ABM): New define.
13568 (TARGET_POPCNT): Ditto.
13569 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
13570 New temporary defines to redefine from OPTION_ISA_* defines.
13571 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
13572 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
13573 (ix86_isa_flags): New extern int declaration.
13574 (TARGET_SUBTARGET_DEFAULT): New define.
13575 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
13576 (TARGET_SUBTARGET32_DEFAULT): Ditto.
13577 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
13578 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
13579 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
13580 * config/i386/darwin.h: Change TARGET_64BIT define to
13583 * config/i386/i386.opt (m3dnowa): Define as undocumented option
13584 using existing "ix86_isa_flags" varible.
13585 (m32, m64): Use existing "ix86_isa_flags" variable.
13586 (mmmx, m3dnow): Ditto.
13587 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
13588 (mabm): Define as non-negative option using "x86_abm" variable.
13589 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
13591 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
13592 Rewrite feature test bitmap.
13593 (ix86_isa_flags): New initialized global int varible.
13594 (ix86_isa_flags_explicit): New static int variable.
13595 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
13596 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
13597 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
13598 target_flags_explicit.
13599 (override_options): Remove "target_enable" and "target_disable" fields
13600 from "struct ptt". Update processor_target_table accordingly. Remove
13601 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
13602 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
13603 "target_flags" and "ix86_isa_flags_explicit" instead of
13604 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
13605 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
13606 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
13607 to true when either of PTA_POPCNT or PTA_ABM is set in
13608 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
13609 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
13610 processor_alias_table flags entry. Remove handling of
13611 "target_enable" and "target_disable" fields of processor_target_table.
13612 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
13613 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
13614 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
13615 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
13616 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
13618 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
13620 2007-05-29 David Daney <ddaney@avtrex.com>
13623 * config/mips/mips.c (mips_output_mi_thunk): Emit
13624 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
13626 2007-05-29 Hui-May Chang <hm.chang@apple.com>
13627 * config/i386/i386.c (ix86_function_regparm): Added checking of
13628 ix86_force_align_arg_pointer to determine the number of
13629 register parameters.
13631 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
13633 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
13634 (SET_DR_MISALIGNMENT): New.
13635 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
13636 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
13637 Use SET_DR_MISALIGNMENT.
13638 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
13640 * tree-data-ref.c (create_data_ref, compute_all_dependences,
13641 find_loop_nest): Export.
13642 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
13643 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
13644 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
13645 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
13647 (struct mem_ref): Add field reuse_distance.
13648 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
13649 Initialize reuse_distance field.
13650 (issue_prefetch_ref): Select temporality of prefetch according to
13652 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
13653 self_reuse_distance, determine_loop_nest_reuse): New functions.
13654 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
13655 (tree_ssa_prefetch_arrays): Dump L2 cache size.
13656 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
13659 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
13661 * tree-ssa-alias.c: Add aliasing overview.
13663 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
13664 Danny Smith <dannysmith@users.sourceforge.net>
13667 * config/i386/t-crtfm: Compile crtfastmath.o with
13668 -minline-all-stringops.
13669 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
13670 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
13672 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13674 * doc/md.texi: Document constraints on HP PA-RISC.
13676 * pa/constraints.md: New file.
13677 * pa.md: Include constraints.md.
13678 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
13679 (integer_store_memory_operand, ldil_cint_p): New functions.
13680 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
13681 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
13682 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
13683 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
13684 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
13686 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
13689 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
13690 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
13691 case POSTDECREMENT_EXPR>): Return the error_mark_node
13692 if either the real or imaginary parts would an
13695 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
13697 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
13698 name when we remove it from a call.
13700 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
13702 * targhooks.c (default_narrow_bitfield): Remove.
13703 * targhooks.h: Remove the prototype for
13704 default_narrow_bitfield.
13706 * langhooks-def.h: Remove the prototype for
13707 hook_get_alias_set_0.
13708 * langhooks.c (hook_get_alias_set_0): Remove.
13710 * global.c (EXECUTE_IF_CONFLICT): Remove.
13712 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
13715 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
13716 return true when truth_value_p is true and the type
13719 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
13721 * doc/install.texi (Prerequisites): We no longer require Autoconf
13722 2.13 for the top-level.
13724 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
13726 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
13727 memory access via x86_expand_vector_move_misalign() only for
13728 TImode values on 32-bit targets.
13730 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
13732 * matrix-reorg.c: New file. Implement matrix flattening and
13733 transposing optimization.
13734 * tree-pass.h: Add matrix reorg pass.
13735 * common.opt: Add fipa-mreorg flag.
13736 * Makefile.in: Add matrix-reorg.c.
13737 * passes.c: Add matrix reorg pass.
13738 * varpool.c (add_new_static_var): New function.
13739 * cgraph.h (add_new_static_var): Declare.
13741 2007-05-27 Eric Christopher <echristo@apple.com>
13743 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
13744 sp_offset depending on stack size. Save r12 depending
13745 on registers we're saving later.
13746 (rs6000_emit_epilogue): Update sp_offset depending only
13749 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
13751 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
13752 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
13753 * ifcvt.c (if_convert): Ditto.
13754 * tree-ssa-threadupdate.c (thread_block): Ditto.
13755 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
13756 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
13757 verify_loop_closed_ssa): Check number_of_loops instead of
13759 * predict.c (tree_estimate_probability): Ditto.
13760 * tree-if-conv.c (main_tree_if_conversion): Ditto.
13761 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
13762 * modulo-sched.c (sms_schedule): Ditto.
13763 * tree-scalar-evolution.c (scev_const_prop): Ditto.
13764 (scev_finalize): Do not do anything if scev analysis was not
13766 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
13767 current_loops == NULL.
13768 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
13769 * loop-init.c (loop_optimizer_init): Do not free current_loops when
13770 there are no loops.
13771 (loop_optimizer_finalize): Assert that loops were analyzed.
13772 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
13773 rtl_doloop): Check number_of_loops instead of current_loops.
13774 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
13775 current_loops == NULL.
13776 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
13777 gate_tree_vectorize tree_linear_transform, check_data_deps,
13778 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
13779 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
13780 Check number_of_loops instead of current_loops.
13781 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
13782 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
13783 free loops if available.
13784 (execute_pre): Do not pass do_fre to fini_pre.
13786 2007-05-27 Tobias Burnus <burnus@net-b.de>
13788 PR middle-end/32083
13789 * real.c (mpfr_from_real): Fix sign of -Inf.
13791 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
13793 * tree-vect-transform.c (vectorizable_conversion): Initialize
13794 tree_code variables to ERROR_MARK.
13795 (vectorizable_type_demotion): Likewise.
13796 (vectorizable_type_promotion): Likewise.
13798 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
13801 * config/i386/i386.md (movti): Handle push operands via
13802 ix86_expand_push().
13804 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
13806 * basic-block.h: Remove the prototype for merge_seq_blocks.
13807 * cfgcleanup.c (merge_seq_blocks): Remove.
13809 * tree-flow.h: Remove the prototype for is_aliased_with.
13810 * tree-ssa-alias.c (is_aliased_with): Remove.
13812 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
13814 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
13816 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
13818 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
13819 ix86_expand_sse4_unpack if SSE4.1 is enabled.
13820 (vec_unpacks_hi_v16qi): Likewise.
13821 (vec_unpacku_lo_v16qi): Likewise.
13822 (vec_unpacks_lo_v16qi): Likewise.
13823 (vec_unpacku_hi_v8hi): Likewise.
13824 (vec_unpacks_hi_v8hi): Likewise.
13825 (vec_unpacku_lo_v8hi): Likewise.
13826 (vec_unpacks_lo_v8hi): Likewise.
13827 (vec_unpacku_hi_v4si): Likewise.
13828 (vec_unpacks_hi_v4si): Likewise.
13829 (vec_unpacku_lo_v4si): Likewise.
13830 (vec_unpacks_lo_v4si): Likewise.
13832 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
13834 * c-typeck.c, config/arm/arm.c, config/darwin.c,
13835 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
13836 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
13837 follow spelling conventions in various
13838 warning/error/diagnostic messages.
13840 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
13841 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
13842 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
13843 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
13844 tree-vrp.c: Fix comment typos. Follow spelling conventions.
13845 * doc/tm.texi: Follow spelling conventions.
13847 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
13850 * tree-ssa-forwprop.c
13851 (forward_propagate_addr_into_variable_array_index): Remove
13852 the lhs argument. Use the type of def_rhs instead of lhs.
13853 (forward_propagate_addr_expr_1): Update use of
13854 forward_propagate_addr_into_variable_array_index.
13856 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
13857 Nigel Stephens <nigel@mips.com>
13859 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
13860 function attributes, "far" being an alias for "long_call".
13861 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
13862 (mips_near_type_p, mips_far_type_p): New.
13863 (mips_comp_type_attributes): New function to check that attributes
13864 attached to a function type are compatible.
13865 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
13866 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
13867 to the target function of the thunk.
13868 (mips_encode_section_info): Check for "near" and "far" function
13869 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
13871 * config/mips/predicates.md (const_call_insn_operand): Test only
13872 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
13874 * doc/extend.texi (Function Attributes): Document MIPS "near" and
13877 * testsuite/gcc.target/mips/near-far-1.c: New test case.
13878 * testsuite/gcc.target/mips/near-far-2.c: New test case.
13879 * testsuite/gcc.target/mips/near-far-3.c: New test case.
13880 * testsuite/gcc.target/mips/near-far-4.c: New test case.
13882 2007-05-25 Eric Christopher <echristo@apple.com>
13884 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
13885 to x86-darwin configurations.
13886 * config/i386/t-darwin: Add softfp support.
13887 * config/i386/t-darwin64: Ditto.
13888 * config/i386/sfp-machine.h: If mach then don't use
13889 aliasing, emit a stub to call.
13891 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
13893 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
13894 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
13895 tree-predcom.c, tree-ssa-alias-warnings.c,
13896 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
13897 comment typos. Follow spelling conventions.
13898 * doc/cpp.texi, doc/invoke.texi: Fix typos.
13900 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
13903 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
13904 constants into memory. Expand unaligned memory references for
13905 SSE modes via x86_expand_vector_move_misalign() function.
13907 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
13909 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
13910 "memory" attribute for "sseishft" type insn without operands[2].
13912 2007-05-25 Dirk Mueller <dmueller@suse.de>
13913 Marcus Meissner <meissner@suse.de>
13915 * doc/extend.texi (alloc_size): New attribute.
13916 * c-common.c (handle_alloc_size_attribute): New.
13917 * tree-object-size.c (alloc_object_size): Use alloc_size
13918 attribute, if available.
13920 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
13922 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
13924 (__builtin_ia32_vec_ext_v2di): Likewise.
13925 (__builtin_ia32_vec_ext_v4si): Likewise.
13926 (__builtin_ia32_vec_ext_v8hi): Likewise.
13927 (__builtin_ia32_vec_ext_v16qi): Likewise.
13928 (__builtin_ia32_vec_set_v8hi): Likewise.
13930 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
13932 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
13934 2007-05-25 Richard Sandiford <richard@codesourcery.com>
13936 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
13937 (arm_is_longcall_p): Rename to...
13938 (arm_is_long_call_p): ...this. Take a single tree argument and
13940 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
13941 (CUMULATIVE_ARGS): Remove call_cookie.
13942 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
13943 (ENCODED_LONG_CALL_ATTR_P): Delete.
13944 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
13945 LONG_CALL_FLAG_CHAR cases.
13946 (ARM_DECLARE_FUNCTION_SIZE): Delete.
13947 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
13948 ARM_DECLARE_FUNCTION_SIZE.
13949 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
13950 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
13951 (arm_encode_call_attribute, current_file_function_operand): Delete.
13952 (arm_function_in_section_p): New function.
13953 (arm_is_longcall_p): Rename to...
13954 (arm_is_long_call_p): ...this. Take the target function as a single
13955 argument and return a bool. Do not rely on call cookies. Check
13956 whether the target symbol is in the same section as the current
13957 function, not just the same compilation unit.
13958 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
13959 (arm_encode_section_info): Don't encode a call type.
13960 * config/arm/arm.md (call, call_value): Update calls to
13961 arm_is_long(_)call_p. Simplify logic.
13962 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
13963 Update calls to arm_is_long(_)call_p.
13965 2007-05-25 Richard Guenther <rguenther@suse.de>
13967 PR tree-optimization/31982
13968 * tree-ssa-forwprop.c
13969 (forward_propagate_addr_into_variable_array_index): Handle arrays
13970 with element size one.
13972 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
13974 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
13975 (umulsi3_highpart): Likewise.
13977 2007-05-24 Ian Lance Taylor <iant@google.com>
13979 PR rtl-optimization/32069
13980 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
13983 2007-05-24 Ollie Wild <aaw@google.com>
13985 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
13988 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
13990 * postreload-gcse.c (reg_changed_after_insn_p): New function.
13991 (oprs_unchanged_p): Use it to check all registers in a REG.
13992 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
13993 (reg_set_between_after_reload_p): Delete.
13994 (reg_used_between_after_reload_p): Likewise.
13995 (reg_set_or_used_since_bb_start): Likewise.
13996 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
13997 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
13998 Use reg_set_between_p instead of reg_set_between_after_reload_p.
13999 * rtlanal.c (reg_set_p): Check whether REG overlaps
14000 regs_invalidated_by_call, rather than just checking the
14001 membership of REGNO (REG).
14003 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
14005 * doc/passes.texi: Document predictive commoning.
14006 * doc/invoke.texi (-fpredictive-commoning): Document.
14007 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
14008 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
14009 adding indices to the generated name.
14010 (schedule_sm): Pass 0 to get_lsm_tmp_name.
14011 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
14012 * tree-pretty-print.c (op_symbol_1): Renamed to ...
14013 (op_symbol_code): ... and exported.
14014 (dump_omp_clause, op_symbol): Use op_symbol_code
14015 instead of op_symbol_1.
14016 * tree-pass.h (pass_predcom): Declare.
14017 * timevar.def (TV_PREDCOM): New timevar.
14018 * tree-ssa-loop.c (run_tree_predictive_commoning,
14019 gate_tree_predictive_commoning, pass_predcom): New.
14020 * tree-data-ref.c (find_data_references_in_loop): Find the
14021 references in dominance order.
14022 (canonicalize_base_object_address): Ensure that the result has
14024 (dr_analyze_innermost): Export.
14025 (create_data_ref): Code to fail for references with invariant
14027 (find_data_references_in_stmt): ... here.
14028 * tree-data-ref.h (dr_analyze_innermost): Declare.
14029 * tree-affine.c: Include tree-gimple.h and hashtab.h.
14030 (aff_combination_find_elt, name_expansion_hash,
14031 name_expansion_eq, tree_to_aff_combination_expand,
14032 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
14034 * tree-affine.h (aff_combination_constant_multiple_p,
14035 tree_to_aff_combination_expand): Declare.
14036 * tree-predcom.c: New file.
14037 * common.opt (fpredictive-commoning): New option.
14038 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
14039 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
14040 * Makefile.in (tree-predcom.o): Add.
14041 (tree-affine.o): Add TREE_GIMPLE_H dependency.
14042 * passes.c (init_optimization_passes): Add dceloop after
14043 copy propagation in loop optimizer. Add predictive commoning
14044 to loop optimizer passes.
14046 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
14048 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
14051 2007-05-24 Jan Hubicka <jh@suse.cz>
14053 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
14055 (genheader): Include statistics.h.
14057 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
14059 * print-rtl.c (flag_dump_unnumbered): Update comments.
14060 (print_rtl): Fix my previous change.
14061 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
14064 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
14066 PR middle-end/32018
14067 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
14069 (thread_through_all_blocks): Call initialize_original_copy_tables
14070 and free_original_copy_tables.
14071 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
14073 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
14074 * cfghooks.c (duplicate_block): Use get_loop_copy.
14075 * cfg.c: Include cfgloop.h.
14076 (loop_copy): New hash table.
14077 (initialize_original_copy_tables): Initialize loop_copy table.
14078 (free_original_copy_tables): Free loop_copy table.
14079 (copy_original_table_clear, copy_original_table_set,
14080 set_loop_copy, get_loop_copy): New functions.
14081 (set_bb_original, set_bb_copy): Use copy_original_table_set.
14082 * cfgloop.h (struct loop): Remove copy field.
14083 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
14084 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
14086 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
14088 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
14089 -msse/-msse2/-msse3.
14091 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
14093 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
14094 __builtin_ia32_vec_set_v2di with MASK_64BIT.
14096 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
14099 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
14100 * targhooks.h (default_mangle_decl_assembler_name): Declare
14102 * targhooks.c (default_mangle_decl_assembler_name): Define
14104 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
14106 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
14107 * langhooks.c (lhd_set_decl_assembler_name): Call
14108 targetm.mangle_decl_assembler_name for names with global scope.
14110 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
14112 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
14113 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
14115 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
14116 New. Factored out of i386_pe_encode_section_info.
14117 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
14118 Move check for prior decoration of stdcall
14119 symbols to i386_pe_encode_section_info.
14120 (i386_pe_encode_section_info): Adjust call to
14121 gen_stdcall_or_fastcall_suffix. Use
14122 i386_pe_maybe_mangle_decl_assembler_name, if needed.
14123 (i386_pe_mangle_decl_assembler_name): New. Wrap
14124 i386_pe_maybe_mangle_decl_assembler_name.
14126 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
14128 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
14129 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
14130 * langhooks.c (get_signed_or_unsigned_type): Don't check for
14131 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
14132 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
14135 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
14136 Nigel Stephens <nigel@mips.com>
14137 Richard Sandiford <richard@codesourcery.com>
14139 Fix up MIPS16 hard float and add support for complex.
14141 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
14142 (TARGET_SOFT_FLOAT_ABI): New.
14143 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
14144 __mips_soft_float to reflect the ABI in use, not whether the
14145 FPU is directly accessible (e.g., in MIPS16 mode).
14146 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
14147 (UNITS_PER_FPVALUE): Likewise.
14149 * config/mips/mips.c (mips_expand_call): Remove redundant
14150 TARGET_MIPS16 check.
14151 (mips_arg_regno): New.
14152 (function_arg_advance): When setting bits in cum->fp_code for
14153 MIPS16, don't subtract 1 from cum->arg_number, since it is now
14155 (function_arg): Use mips_arg_regno.
14156 (mips_return_mode_in_fpr_p): New.
14157 (mips16_call_stub_mode_suffix): New.
14158 (mips16_cfun_returns_in_fpr_p): New.
14159 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
14160 (mips_output_function_prologue): Test mips16_hard_float, not
14161 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
14162 (mips_expand_epilogue): Call MIPS16 helper routines to copy
14163 return value into a floating-point register.
14164 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
14165 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
14166 (mips16_fp_args): Handle MIPS32r2 ISA which supports
14167 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
14168 word of double arguments from or to the high bits of 64-bit
14169 floating point registers.
14170 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
14171 (mips16_fpret_double): New helper function.
14172 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
14173 support for complex modes. Fill in DECL_RESULT for stubdecl.
14174 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
14176 * config/mips/mips16.S
14177 (RET, ARG1, ARG2): New.
14178 (MERGE_GPRf, MERGE_GPRt): New.
14179 (DELAYt, DELAYf): New.
14180 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
14181 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
14182 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
14183 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
14184 (SFOP): Renamed to...
14185 (OPSF3): This, and macro-ified. Updated all uses.
14186 (SFOP2): Renamed to...
14187 (OPSF2): This, and macro-ified. Updated all uses.
14188 (SFCMP): Renamed to...
14189 (CMPSF): This, and macro-ified. Updated all uses.
14190 (SFREVCMP): Renamed to...
14191 (REVCMPSF): This, and macro-ified. Updated all uses.
14192 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
14193 (LDDBL1, LDDBL2, RETDBL): Deleted.
14194 (DFOP): Renamed to...
14195 (OPDF3): This, and macro-ified. Updated all uses.
14196 (DFOP2): Renamed to...
14197 (OPDF2): This, and macro-ified. Updated all uses.
14198 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
14199 (DFCMP): Renamed to...
14200 (CMPDF): This, and macro-ified. Updated all uses.
14201 (DFREVCMP): Renamed to...
14202 (REVCMPDF): This, and macro-ified. Updated all uses.
14203 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
14204 (RET_FUNCTION): New.
14205 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
14206 (__mips16_ret_sc, __mips16_ret_dc): New.
14207 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
14208 STUB_ARGS_6, STUB_ARGS_10): New.
14209 (CALL_STUB_NO_RET): New.
14210 (__mips16_call_stub_1): Macro-ified.
14211 (__mips16_call_stub_5): Macro-ified.
14212 (__mips16_call_stub_2): Macro-ified.
14213 (__mips16_call_stub_6): Macro-ified.
14214 (__mips16_call_stub_9): Macro-ified.
14215 (__mips16_call_stub_10): Macro-ified.
14216 (CALL_STUB_RET): New.
14217 (__mips16_call_stub_sf_0): Macro-ified.
14218 (__mips16_call_stub_sf_1): Macro-ified.
14219 (__mips16_call_stub_sf_5): Macro-ified.
14220 (__mips16_call_stub_sf_2): Macro-ified.
14221 (__mips16_call_stub_sf_6): Macro-ified.
14222 (__mips16_call_stub_sf_9): Macro-ified.
14223 (__mips16_call_stub_sf_10): Macro-ified.
14224 (__mips16_call_stub_df_0): Macro-ified.
14225 (__mips16_call_stub_df_1): Macro-ified.
14226 (__mips16_call_stub_df_5): Macro-ified.
14227 (__mips16_call_stub_df_2): Macro-ified.
14228 (__mips16_call_stub_df_6): Macro-ified.
14229 (__mips16_call_stub_df_9): Macro-ified.
14230 (__mips16_call_stub_df_10): Macro-ified.
14231 (__mips16_call_stub_sc_0): New.
14232 (__mips16_call_stub_sc_1): New.
14233 (__mips16_call_stub_sc_5): New.
14234 (__mips16_call_stub_sc_2): New.
14235 (__mips16_call_stub_sc_6): New.
14236 (__mips16_call_stub_sc_9): New.
14237 (__mips16_call_stub_sc_10): New.
14238 (__mips16_call_stub_dc_0): New.
14239 (__mips16_call_stub_dc_1): New.
14240 (__mips16_call_stub_dc_5): New.
14241 (__mips16_call_stub_dc_2): New.
14242 (__mips16_call_stub_dc_6): New.
14243 (__mips16_call_stub_dc_9): New.
14244 (__mips16_call_stub_dc_10): New.
14246 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
14247 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
14248 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
14250 2007-05-23 Ian Lance Taylor <iant@google.com>
14252 * doc/invoke.texi (Invoking GCC): Document that the order of the
14255 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
14258 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
14259 * config/score/predicate.md (const_pow2, const_npow2): Remove.
14260 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
14264 * config/score/score.c (score_print_operand): Make sure that only
14265 lower bits are used.
14267 2007-05-22 Ian Lance Taylor <iant@google.com>
14269 * tree-vrp.c (avoid_overflow_infinity): New static function,
14270 broken out of set_value_range_to_value.
14271 (set_value_range_to_value): Call avoid_overflow_infinity.
14272 (extract_range_from_assert): Likewise.
14274 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
14276 PR middle-end/31095
14277 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
14278 change the type before looking for a COMPOUND_EXPR.
14280 2007-05-22 Ian Lance Taylor <iant@google.com>
14282 * lower-subreg.c (decompose_multiword_subregs): If we change an
14283 insn, call remove_retval_note on it.
14285 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
14287 * regs.h (end_hard_regno): New function.
14288 (END_HARD_REGNO, END_REGNO): New macros.
14289 (add_to_hard_reg_set): New function.
14290 (remove_from_hard_reg_set): Likewise.
14291 (in_hard_reg_set_p): Likewise.
14292 (overlaps_hard_reg_set_p): Likewise.
14293 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
14294 (note_btr_set): Use END_HARD_REGNO.
14295 * caller-save.c (setup_save_areas): Use end_hard_regno.
14296 (mark_set_regs): Use END_HARD_REGNO.
14297 (add_stored_regs): Use end_hard_regno.
14298 (mark_referenced_regs): Use add_to_hard_reg_set.
14299 * combine.c (update_table_tick): Use END_REGNO.
14300 (record_value_for_reg): Likewise.
14301 (record_dead_and_set_regs): Likewise.
14302 (get_last_value_validate): Likewise.
14303 (use_crosses_set_p): Likewise.
14304 (reg_dead_at_p_1): Likewise.
14305 (reg_dead_at_p): Likewise.
14306 (mark_used_regs_combine): Use add_to_hard_reg_set.
14307 (move_deaths): Use END_HARD_REGNO.
14308 (reg_bitfield_target_p): Use end_hard_regno.
14309 (distribute_notes): Use END_HARD_REGNO.
14310 * cse.c (mention_regs): Use END_REGNO.
14311 (insert): Use add_to_hard_reg_set.
14312 (invalidate): Use END_HARD_REGNO.
14313 (invalidate_for_call): Likewise.
14314 (exp_equiv_p): Use END_REGNO.
14315 (cse_insn): Likewise.
14316 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
14317 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
14318 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
14319 * function.c (keep_stack_depressed): Use end_hard_regno.
14320 * global.c (global_alloc): Use end_hard_regno.
14321 (global_conflicts): Use add_to_hard_reg_set instead of
14323 (find_reg): Likewise.
14324 (mark_reg_store): Likewise.
14325 (mark_reg_conflicts): Likewise.
14326 (mark_reg_death): Use remove_from_hard_reg_set.
14327 (mark_reg_live_nc): Delete.
14328 (set_preference): Use end_hard_regno.
14329 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
14330 remove_from_hard_reg_set.
14331 (post_mark_life): Use add_to_hard_reg_set.
14332 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
14333 (reg_becomes_live): Use add_to_hard_reg_set.
14334 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
14335 (peep2_find_free_register): Use add_to_hard_reg_set.
14336 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
14337 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
14338 * regrename.c (note_sets): Use add_to_hard_reg_set.
14339 (clear_dead_regs): Use remove_from_hard_reg_set.
14340 (regrename_optimize): Use add_to_hard_reg_set.
14341 (find_oldest_value_reg): Use in_hard_reg_set_p.
14342 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
14343 (hard_reg_set_here_p): Use end_hard_regno.
14344 (decompose): Likewise.
14345 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
14346 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
14347 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
14348 (mark_home_live): Use end_hard_regno.
14349 (spill_hard_reg): Likewise.
14350 (clear_reload_reg_in_use): Likewise.
14351 * reorg.c (delete_prior_computation): Use END_REGNO.
14352 * resource.c (update_live_status): Use END_HARD_REGNO.
14353 (mark_referenced_resources): Use add_to_hard_reg_set.
14354 (mark_set_resources): Likewise.
14355 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
14356 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
14357 (reg_overlap_mentioned_p): Likewise.
14358 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
14359 (covers_regno_no_parallel_p): Use END_REGNO.
14360 (find_regno_note): Likewise.
14361 (find_reg_fusage): Use END_HARD_REGNO.
14362 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
14363 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
14365 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
14367 * mode-switching.c (reg_dies): Change type of second argument to
14369 (optimize_mode_switching): Update accordingly.
14371 2007-05-22 Richard Sandiford <richard@codesourcery.com>
14373 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
14375 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
14376 (hard_reg_set_empty_p): ...these new functions.
14377 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
14378 GO_IF_HARD_REG_SUBSET.
14379 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
14380 instead of GO_IF_HARD_REG_EQUAL.
14381 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
14382 instead of GO_IF_HARD_REG_EQUAL.
14383 * global.c (find_reg): Use hard_reg_set_empty_p instead of
14384 GO_IF_HARD_REG_SUBSET.
14385 (modify_reg_pav): Use hard_reg_set_empty_p instead of
14386 GO_IF_HARD_REG_EQUAL.
14387 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
14388 of GO_IF_HARD_REG_SUBSET.
14389 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
14390 instead of GO_IF_HARD_REG_EQUAL.
14391 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
14392 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
14393 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
14394 of GO_IF_HARD_REG_SUBSET,
14395 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
14396 GO_IF_HARD_REG_SUBSET.
14397 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
14398 instead of GO_IF_HARD_REG_EQUAL.
14399 * config/sh/sh.c (push_regs, calc_live_regs): Use
14400 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
14401 (hard_regs_intersect_p): Delete.
14403 2007-05-22 Janis Johnson <janis187@us.ibm.com>
14405 * doc/sourcebuild.texi (Test Directives) Add dg-message.
14407 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
14408 Richard Henderson <rth@redhat.com>
14410 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
14412 (x86_64-*-*): Likewise.
14414 * i386/i386-modes.def (V2QI): New.
14416 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
14418 (override_options): Support SSE4.1.
14419 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
14420 (IX86_BUILTIN_BLENDPS): Likewise.
14421 (IX86_BUILTIN_BLENDVPD): Likewise.
14422 (IX86_BUILTIN_BLENDVPS): Likewise.
14423 (IX86_BUILTIN_PBLENDVB128): Likewise.
14424 (IX86_BUILTIN_PBLENDW128): Likewise.
14425 (IX86_BUILTIN_DPPD): Likewise.
14426 (IX86_BUILTIN_DPPS): Likewise.
14427 (IX86_BUILTIN_INSERTPS128): Likewise.
14428 (IX86_BUILTIN_MOVNTDQA): Likewise.
14429 (IX86_BUILTIN_MPSADBW128): Likewise.
14430 (IX86_BUILTIN_PACKUSDW128): Likewise.
14431 (IX86_BUILTIN_PCMPEQQ): Likewise.
14432 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
14433 (IX86_BUILTIN_PMAXSB128): Likewise.
14434 (IX86_BUILTIN_PMAXSD128): Likewise.
14435 (IX86_BUILTIN_PMAXUD128): Likewise.
14436 (IX86_BUILTIN_PMAXUW128): Likewise.
14437 (IX86_BUILTIN_PMINSB128): Likewise.
14438 (IX86_BUILTIN_PMINSD128): Likewise.
14439 (IX86_BUILTIN_PMINUD128): Likewise.
14440 (IX86_BUILTIN_PMINUW128): Likewise.
14441 (IX86_BUILTIN_PMOVSXBW128): Likewise.
14442 (IX86_BUILTIN_PMOVSXBD128): Likewise.
14443 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
14444 (IX86_BUILTIN_PMOVSXWD128): Likewise.
14445 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
14446 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
14447 (IX86_BUILTIN_PMOVZXBW128): Likewise.
14448 (IX86_BUILTIN_PMOVZXBD128): Likewise.
14449 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
14450 (IX86_BUILTIN_PMOVZXWD128): Likewise.
14451 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
14452 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
14453 (IX86_BUILTIN_PMULDQ128): Likewise.
14454 (IX86_BUILTIN_PMULLD128): Likewise.
14455 (IX86_BUILTIN_ROUNDPD): Likewise.
14456 (IX86_BUILTIN_ROUNDPS): Likewise.
14457 (IX86_BUILTIN_ROUNDSD): Likewise.
14458 (IX86_BUILTIN_ROUNDSS): Likewise.
14459 (IX86_BUILTIN_PTESTZ): Likewise.
14460 (IX86_BUILTIN_PTESTC): Likewise.
14461 (IX86_BUILTIN_PTESTNZC): Likewise.
14462 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
14463 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
14464 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
14465 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
14466 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
14467 (bdesc_ptest): New.
14468 (bdesc_sse_3arg): Likewise.
14469 (bdesc_2arg): Likewise.
14470 (bdesc_1arg): Likewise.
14471 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
14473 (ix86_expand_sse_4_operands_builtin): New.
14474 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
14475 smaller than 8 bits as the 2nd arg.
14476 (ix86_expand_sse_ptest): New.
14477 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
14478 (ix86_expand_vector_set): Support SSE4.1.
14479 (ix86_expand_vector_extract): Likewise.
14481 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
14482 __SSE4_1__ for -msse4.1.
14484 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
14485 (UNSPEC_INSERTPS): Likewise.
14486 (UNSPEC_DP): Likewise.
14487 (UNSPEC_MOVNTDQA): Likewise.
14488 (UNSPEC_MPSADBW): Likewise.
14489 (UNSPEC_PHMINPOSUW): Likewise.
14490 (UNSPEC_PTEST): Likewise.
14491 (UNSPEC_ROUNDP): Likewise.
14492 (UNSPEC_ROUNDS): Likewise.
14494 * config/i386/i386.opt (msse4.1): New for SSE4.1.
14496 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
14497 (const_pow2_1_to_32768_operand): Likewise.
14499 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
14502 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
14504 (sse4_1_insertps): Likewise.
14505 (*sse4_1_extractps): Likewise.
14506 (sse4_1_ptest): Likewise.
14507 (sse4_1_mulv2siv2di3): Likewise.
14508 (*sse4_1_mulv4si3): Likewise.
14509 (*sse4_1_smax<mode>3): Likewise.
14510 (*sse4_1_umax<mode>3): Likewise.
14511 (*sse4_1_smin<mode>3): Likewise.
14512 (*sse4_1_umin<mode>3): Likewise.
14513 (sse4_1_eqv2di3): Likewise.
14514 (*sse4_1_pinsrb): Likewise.
14515 (*sse4_1_pinsrd): Likewise.
14516 (*sse4_1_pinsrq): Likewise.
14517 (*sse4_1_pextrb): Likewise.
14518 (*sse4_1_pextrb_memory): Likewise.
14519 (*sse4_1_pextrw_memory): Likewise.
14520 (*sse4_1_pextrq): Likewise.
14521 (sse4_1_blendpd): Likewise.
14522 (sse4_1_blendps): Likewise.
14523 (sse4_1_blendvpd): Likewise.
14524 (sse4_1_blendvps): Likewise.
14525 (sse4_1_dppd): Likewise.
14526 (sse4_1_dpps): Likewise.
14527 (sse4_1_movntdqa): Likewise.
14528 (sse4_1_mpsadbw): Likewise.
14529 (sse4_1_packusdw): Likewise.
14530 (sse4_1_pblendvb): Likewise.
14531 (sse4_1_pblendw): Likewise.
14532 (sse4_1_phminposuw): Likewise.
14533 (sse4_1_extendv8qiv8hi2): Likewise.
14534 (*sse4_1_extendv8qiv8hi2): Likewise.
14535 (sse4_1_extendv4qiv4si2): Likewise.
14536 (*sse4_1_extendv4qiv4si2): Likewise.
14537 (sse4_1_extendv2qiv2di2): Likewise.
14538 (*sse4_1_extendv2qiv2di2): Likewise.
14539 (sse4_1_extendv4hiv4si2): Likewise.
14540 (*sse4_1_extendv4hiv4si2): Likewise.
14541 (sse4_1_extendv2hiv2di2): Likewise.
14542 (*sse4_1_extendv2hiv2di2): Likewise.
14543 (sse4_1_extendv2siv2di2): Likewise.
14544 (*sse4_1_extendv2siv2di2): Likewise.
14545 (sse4_1_zero_extendv8qiv8hi2): Likewise.
14546 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
14547 (sse4_1_zero_extendv4qiv4si2): Likewise.
14548 (*sse4_1_zero_extendv4qiv4si2): Likewise.
14549 (sse4_1_zero_extendv2qiv2di2): Likewise.
14550 (*sse4_1_zero_extendv2qiv2di2): Likewise.
14551 (sse4_1_zero_extendv4hiv4si2): Likewise.
14552 (*sse4_1_zero_extendv4hiv4si2): Likewise.
14553 (sse4_1_zero_extendv2hiv2di2): Likewise.
14554 (*sse4_1_zero_extendv2hiv2di2): Likewise.
14555 (sse4_1_zero_extendv2siv2di2): Likewise.
14556 (*sse4_1_zero_extendv2siv2di2): Likewise.
14557 (sse4_1_roundpd): Likewise.
14558 (sse4_1_roundps): Likewise.
14559 (sse4_1_roundsd): Likewise.
14560 (sse4_1_roundss): Likewise.
14561 (mulv4si3): Don't expand for SSE4.1.
14562 (smax<mode>3): Likewise.
14563 (umaxv4si3): Likewise.
14564 (uminv16qi3): Likewise.
14565 (umin<mode>3): Likewise.
14566 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
14568 * doc/extend.texi: Document SSE4.1 built-in functions.
14570 * doc/invoke.texi: Document -msse4.1.
14572 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
14574 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
14575 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
14576 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
14577 (ASM_SPEC): Add asm_pcrel_spec.
14578 (EXTRA_SPECS): Add asm_pcrel_spec.
14580 2007-05-21 David Daney <ddaney@avtrex.com>
14582 * doc/install.texi (Building a cross compiler): Add requirements
14583 for Java cross compiler.
14585 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
14587 PR middle-end/31995
14588 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
14589 Add loopno argument. Use evolution_function_is_invariant_rec_p
14590 instead of evolution_function_is_constant_p.
14591 Update calls to evolution_function_is_affine_multivariate_p.
14592 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
14593 Add loopno argument.
14594 * tree-scalar-evolution.c (gather_chrec_stats): Call
14595 evolution_function_is_affine_multivariate_p with a loop
14597 * tree-data-ref.c (analyze_miv_subscript): Likewise.
14598 (analyze_overlapping_iterations): Likewise.
14599 (access_functions_are_affine_or_constant_p): Likewise.
14600 (build_classic_dist_vector_1): If the access functions
14601 are equal, don't do anything.
14603 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
14604 Paolo Carlini <pcarlini@suse.de>
14605 Uros Bizjak <ubizjak@gmail.com>
14607 * c-cppbuiltin.c (c_cpp_builtins): Define
14608 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
14609 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
14610 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
14611 * doc/cpp.texi ([Standard Predefined Macros]): Document.
14613 2007-05-21 Mike Stump <mrs@apple.com>
14615 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
14617 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
14619 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
14621 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
14622 implementation if __OPTIMIZE__ is not defined.
14623 (_mm_alignr_pi8): Ditto.
14624 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
14625 (_mm_inserti_si64): Ditto.
14626 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
14627 (_mm_slli_epi16): Ditto.
14628 (_mm_slli_epi32): Ditto.
14629 (_mm_slli_epi64): Ditto.
14630 (_mm_srai_epi16): Ditto.
14631 (_mm_srai_epi32): Ditto.
14632 (_mm_srli_si128): Ditto.
14633 (_mm_slli_si128): Ditto.
14634 (_mm_srli_epi16): Ditto.
14635 (_mm_srli_epi32): Ditto.
14636 (_mm_srli_epi64): Ditto.
14637 (_mm_extract_epi16): Ditto.
14638 (_mm_insert_epi16): Ditto.
14639 (_mm_shufflehi_epi16): Ditto.
14640 (_mm_shufflelo_epi16): Ditto.
14641 (_mm_shuffle_epi32): Ditto.
14642 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
14643 (_m_pextrw): Ditto.
14644 (_mm_insert_pi16): Ditto.
14645 (_m_pinsrw): Ditto.
14646 (_mm_shuffle_pi16): Ditto.
14647 (_m_pshufw): Ditto.
14648 (_mm_shufle_ps): Ditto.
14649 (_mm_prefetch): Ditto.
14651 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
14653 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
14654 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
14655 * real.c (encode_i370_single, decode_i370_single,
14656 encode_i370_double, decode_i370_double): Functions removed.
14657 (i370_single_format, i370_double_format): Initializations removed.
14658 (real_maxval, round_for_format, exact_real_truncate, significand_size):
14659 Consider the log2_b field to always be one.
14660 (ieee_single_format, mips_single_format, coldfire_single_format,
14661 ieee_double_format, mips_double_format, coldfire_double_format,
14662 ieee_extended_motorola_format, ieee_extended_intel_96_format,
14663 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
14664 ibm_extended_format, mips_extended_format, ieee_quad_format,
14665 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
14666 decimal_single_format, decimal_double_format, decimal_quad_format,
14667 c4x_single_format, c4x_extended_format, real_internal_format): Remove
14668 initialization of log2_b.
14669 * real.h (i370_single_format, i370_double_format): Declarations
14671 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
14672 field to always be one.
14674 2007-05-21 Andreas Schwab <schwab@suse.de>
14676 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
14677 NOTE_INSN_BASIC_BLOCK_P.
14678 (process_for_unwind_directive): Likewise.
14680 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
14682 * builtins.c (expand_builtin_setjmp_setup): Update comment.
14683 * function.h (struct function): Move va_list_gpr_size,
14684 va_list_fpr_size, function_frequency to front of bitfields. Add
14686 (current_function_calls_unwind_init): New.
14687 * except.c (expand_builtin_unwind_init): Set
14688 current_function_calls_unwind_init not
14689 current_function_has_nonlocal_label.
14690 * reload1.c (has_nonexceptional_receiver): New.
14691 (reload): Use it and current_function_calls_unwind_init to
14692 determine whether call-saved regs must be saved.
14694 2007-05-20 Jan Hubicka <jh@suse.cz>
14696 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
14697 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
14698 * ddg.c (create_ddg): LIkewise.
14699 * final.c (final): Remove hunk moving line number notes around since
14700 they are no longer present at this stage.
14701 (final_scan_insn): Use NOTE_KIND instead of
14702 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
14703 (output_asm_label): Likewise.
14704 * reorg.c (dbr_schedule): Likewise.
14705 * haifa-sched.c (unlink_other_notes): Likewise.
14706 * mode-switching.c (optimize_mode_switching): Likewise.
14707 * graph.c (start_bb): Likewise.
14708 * rtl.def (NOTE): Update description.
14709 * jump.c (squeeze_notes): Delete.
14710 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
14711 NOTE_INSN_BASIC_BLOCK_P when possible.
14712 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
14713 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
14714 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
14715 (dwarf2out_var_location): Likewise.
14716 * cfgbuild.c (make_edges): Likewise.
14717 (find_basic_blocks_1): Likewise.
14718 * function.c (reorder_blocks_1): Likewise.
14719 (epilogue_done): Likewise.
14720 (reposition_prologue_and_epilogue_notes): Likewise.
14721 * print-rtl.c (print_rtx): Likewise; drop code for printing
14723 (print_rtl): Likewise.
14724 (print_rtl_single): Likewise.
14725 * gcse.c (insert_insn_start_bb): Likewise.
14726 * alias.c (init_alias_analysis): Likewise.
14727 * calls.c (fixup_tail_calls): Likewise.
14728 * except.c (sjlj_emit_function_enter): Likewise.
14729 * emit-rtl.c (add_insn_after): Likeiwse.
14730 (emit_label_before): Likewise.
14731 (emit_label_after): Likewise.
14732 (emit_note_before, emit_note_after, emit_note): Update
14733 parameter to be enum insn_note; do not deal with source
14735 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
14736 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
14738 (merge_blocks_move_successor_nojumps): Simplify now when
14739 we don't have BLOCK notes.
14740 (try_optimize_cfg): Likewise.
14741 * cfglayout.c (skip_insns_after_block): Likewise.
14742 (record_effective_endpoints): Likewise.
14743 (duplicate_insn_chain): Likewise.
14744 * varasm.c (output_constant_pool_1): Likewise.
14745 * sched-deps.c (sched_analyze): Likewise.
14746 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
14748 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
14749 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
14750 (SET_INSN_DELETED): Simplify.
14751 (NOTE_LINE_NUMBER): Exterminate.
14752 (NOTE_LINE_KIND): New.
14753 (NOTE_INSN_BASIC_BLOCK_P): Update.
14754 (enum insn_note): Simplify.
14755 (GET_NOTE_INSN_NAME) Simplify.
14756 (emit_note_before, emit_note_after, emit_note): Update prototype.
14757 (squeeze_notes): Remove.
14758 * sched-int.h (NOTE_NOT_BB_P): Update.
14759 * resource.c (mark_target_live_regs): Update.
14760 * sched-rgn.c (debug_dependencies): Update.
14761 * sched-vis.c (print_insn): Update.
14762 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
14763 * config/i386/i386.c (ix86_output_function_epilogue): Update.
14764 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
14765 (TARGET_ADJUST_UNROLL_MAX): Likewise.
14766 (split_branches): Update.
14767 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
14769 (sh_adjust_unroll_max): Exterminate.
14770 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
14771 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
14772 (m68hc11_reorg): Likewise.
14773 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
14774 (emit_predicate_relation_info): Update.
14775 (process_for_unwind_directive): Update.
14776 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
14777 (output_call): Update.
14778 * config/pa/pa.c (output_lbranch): Update.
14779 (output_millicode_call): Update.
14780 (output_call): Update.
14781 (pa_combine_instructions): Update.
14782 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
14783 * config/bfin/bfin.c (gen_one_bundle): Update.
14784 * cfgrtl.c (can_delete_note_p): Update.
14785 (delete_insn): Update.
14786 (rtl_merge_blocks): Update.
14787 (commit_one_edge_insertion): Update.
14788 (rtl_verify_flow_info): Update.
14789 * stmt.c (expand_case): Do not call squeeze_notes.
14791 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14798 * c.opt (Wtype-limits): New.
14799 * doc/invoke.texi (Wtype-limits): Document it.
14800 (Wextra): Enabled by -Wextra.
14801 * c-opts.c (c_common_post_options): Enabled by -Wextra.
14802 * c-common.c (shorten_compare): Warn with Wtype-limits.
14804 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
14806 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
14807 inlined function, not as a macro.
14808 (_mm_alignr_pi8): Ditto.
14809 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
14810 (_mm_inserti_si64): Ditto.
14811 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
14812 (_mm_extract_epi16): Ditto.
14813 (_mm_insert_epi16): Ditto.
14814 (_mm_shufflehi_epi16): Ditto.
14815 (_mm_shufflelo_epi16): Ditto.
14816 (_mm_shuffle_epi32): Ditto.
14817 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
14818 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
14820 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
14822 (_m_to_float): Use C89 compatible assignment.
14824 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
14827 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
14829 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14832 * doc/invoke.texi (Wreturn-type): Complete description.
14833 (Wextra): Delete item about return-type warning.
14834 * c-decl.c: Delete redundant Wextra warning.
14836 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
14839 * config/i386/pmmintrin.h: Do not include xmmintrin.h
14840 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
14841 inlined function, not as a macro.
14842 (_mm_prefetch): Ditto.
14843 (_m_pextrw): Ditto.
14844 (_mm_insert_pi16): Ditto.
14845 (_m_pinsrw): Ditto.
14846 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
14847 (_m_pshufw): Ditto. Add const to __N argument.
14848 (_mm_shufle_ps): Ditto. Add const to __mask argument.
14849 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
14850 (_mm_slli_epi32): Ditto.
14851 (_mm_srli_si128): Implement as always inlined function, not as a
14852 macro. Add __inline to function declaration.
14853 (_mm_slli_si128): Ditto.
14855 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
14857 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
14858 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
14860 (struct fenv): New structure.
14861 (FP_HANDLE_EXCEPTIONS): New define.
14862 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
14863 (_FP_DECL_EXP): New define.
14864 (FP_INIT_ROUNDMODE): New define.
14865 (FP_ROUNDMODE): New define.
14867 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14869 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
14870 (Wconversion): Update description.
14871 (Wconversion-sign): New.
14872 * c.opt (Wconversion-sign): New.
14873 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
14874 means disabled for C++. Otherwise, take the status of Wconversion.
14875 * c-common.c (conversion_warning): Warn with either Wconversion or
14877 (warnings_for_convert_and_check): Conditions are already checked by
14878 conversion_warning.
14879 (convert_and_check): Don't check warnings if the conversion failed.
14881 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
14882 Anatoly Sokolov <aesok@dol.ru>
14884 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
14885 avr_epilogue_uses) : Add declaration.
14886 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
14887 * config/avr/constraints.md (R): New constraint.
14888 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
14889 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
14890 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
14891 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
14892 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
14893 call_prologue_saves, epilogue_restores, return_from_epilogue,
14894 return_from_main_epilogue, return_from_interrupt_epilogue,
14895 return_from_naked_epilogue, prologue, epilogue): New patterns.
14896 (jump): Handle symbol reference.
14897 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
14898 avr_output_function_prologue, avr_output_function_epilogue): Remove
14900 (avr_init_machine_status, expand_prologue, expand_epilogue,
14901 avr_asm_function_end_prologue, avr_epilogue_uses,
14902 avr_asm_function_begin_epilogue): New functions.
14903 (prologue_size, epilogue_size, jump_tables_size): Remove global
14905 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
14906 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
14907 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
14908 (avr_override_options): Initialise init_machine_status.
14909 (output_movhi): Handle all stack pointer loads.
14910 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
14911 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
14912 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
14913 (EPILOGUE_USES) Redefine.
14914 (machine_function) Declare.
14916 2007-05-19 Richard Sandiford <richard@codesourcery.com>
14918 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
14919 Use a single return statement.
14921 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14923 PR middle-end/30250
14924 * builtins.c (do_mpfr_lgamma_r): New.
14925 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
14926 * tree.h (CASE_FLT_FN_REENT): New.
14928 2007-05-18 Geoffrey Keating <geoffk@apple.com>
14930 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
14931 (output_die): Use 'unsigned long' with %x.
14932 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
14933 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
14934 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
14936 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
14938 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
14943 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
14944 true if function has no argument.
14946 2007-05-18 DJ Delorie <dj@redhat.com>
14948 * config/mips/mips.c (mips_offset_within_alignment_p): New.
14949 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
14951 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
14953 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
14954 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
14955 count_trailing_zeros.
14956 (__i386__): Implement count_leading_zeros using __builtin_clz().
14957 Implement count_trailing_zeros usign __builtin_ctz().
14959 2007-05-18 Richard Sandiford <richard@codesourcery.com>
14961 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
14963 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
14965 PR middle-end/31344
14966 * expr.c (emit_move_change_mode): Change mode of push operands here.
14968 2007-05-17 Ian Lance Taylor <iant@google.com>
14970 PR tree-optimization/31953
14971 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
14972 Change all callers.
14973 (set_value_range_to_null): Call set_value_range_to_value.
14974 (extract_range_from_comparison): Likewise.
14976 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14978 * toplev.c (print_version): Output GMP/MPFR version info.
14980 * builtins.c (CASE_MATHFN_REENT): New macro.
14981 (mathfn_built_in): Use it.
14982 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
14983 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
14984 BUILT_IN_LGAMMAL_R): New.
14985 * doc/extend.texi: Document new builtins.
14987 PR middle-end/31796
14988 * builtins.c (do_mpfr_remquo): New.
14989 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
14990 (fold_builtin_3): Handle BUILT_IN_REMQUO.
14992 PR middle-end/30251
14993 * builtins.c (fold_builtin_1): Handle y0, y1.
14994 (fold_builtin_2): Handle yn.
14996 PR middle-end/30251
14997 * builtins.c (do_mpfr_bessel_n): New.
14998 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
14999 (fold_builtin_2): Handle BUILT_IN_JN.
15001 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
15004 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
15005 TYPE_PRECISION (intmax_type_node).
15007 2007-05-17 Steve Ellcey <sje@cup.hp.com>
15010 * reload.c (subst_reloads): Remove checking.
15012 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
15014 PR rtl-optimization/31691
15015 * combine.c (simplify_set): Build a new src pattern instead of
15016 substituting its operands in the COMPARE case.
15018 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
15020 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
15021 (execute_vrp): Preserve loops through jump threading.
15022 * tree-ssa-threadupdate.c (thread_single_edge,
15023 dbds_continue_enumeration_p, determine_bb_domination_status,
15024 thread_through_loop_header): New functions.
15025 (create_edge_and_update_destination_phis,
15026 create_edge_and_update_destination_phis): Set loops for the new blocks.
15027 (prune_undesirable_thread_requests): Removed.
15028 (redirect_edges): Do not pretend that redirect_edge_and_branch can
15030 (thread_block): Do not call prune_undesirable_thread_requests.
15032 (mark_threaded_blocks): Select edges to thread here.
15033 (thread_through_all_blocks): Take may_peel_loop_headers argument.
15034 Thread edges through loop headers independently.
15035 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
15036 * tree-pass.h (TODO_mark_first_instance): New.
15037 (first_pass_instance): Declare.
15038 * cfghooks.c (duplicate_block): Put the block to the original loop
15039 if copy is not specified.
15040 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
15041 jump threading. Pass may_peel_loop_headers to
15042 thread_through_all_blocks according to first_pass_instance.
15043 * cfgloop.h (create_preheader): Declare.
15044 * tree-flow.h (thread_through_all_blocks): Declaration changed.
15045 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
15046 * passes.c (first_pass_instance): New variable.
15047 (next_pass_1): Set TODO_mark_first_instance.
15048 (execute_todo): Set first_pass_instance.
15050 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
15052 PR tree-optimization/24659
15053 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
15054 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
15055 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
15056 OTI_vec_pack_ufix_trunc.
15057 (vec_unpacks_float_hi_optab): Define new macro.
15058 (vec_unpacks_float_lo_optab): Ditto.
15059 (vec_unpacku_float_hi_optab): Ditto.
15060 (vec_unpacku_float_lo_optab): Ditto.
15061 (vec_pack_sfix_trunc_optab): Ditto.
15062 (vec_pack_ufix_trunc_optab): Ditto.
15063 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
15064 and vec_pack_[s|u]fix_trunc_optab using
15065 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
15066 * tree-vectorizer.c (supportable_widening_operation): Handle
15067 FLOAT_EXPR and CONVERT_EXPR. Update comment.
15068 (supportable_narrowing_operation): New function.
15069 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
15070 * tree-vect-transform.c (vectorizable_conversion): Handle
15071 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
15072 (vect_gen_widened_results_half): Move before vectorizable_conversion.
15073 (vectorizable_type_demotion): Call supportable_narrowing_operation()
15074 to check for target support.
15075 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
15076 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
15077 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
15078 for VEC_PACK_FIX_TRUNC_EXPR.
15079 (expand_binop): Special case mode of the result for
15080 vec_pack_[u|s]fix_trunc_optab.
15081 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
15082 vec_pack_[u|s]fix_trunc_optab.
15084 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
15085 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
15086 * tree-pretty-print.c (dump_generic_node): Handle
15087 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
15088 VEC_PACK_FIX_TRUNC_EXPR.
15090 * expr.c (expand_expr_real_1): Ditto.
15091 * tree-inline.c (estimate_num_insns_1): Ditto.
15092 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
15094 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
15095 (vec_unpacks_float_lo_v8hi): Ditto.
15096 (vec_unpacku_float_hi_v8hi): Ditto.
15097 (vec_unpacku_float_lo_v8hi): Ditto.
15098 (vec_unpacks_float_hi_v4si): Ditto.
15099 (vec_unpacks_float_lo_v4si): Ditto.
15100 (vec_pack_sfix_trunc_v2df): Ditto.
15102 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
15104 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
15105 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
15106 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
15107 [vec_pack_ufix_trunc]: Ditto.
15108 [vec_unpacks_float_hi]: Ditto.
15109 [vec_unpacks_float_lo]: Ditto.
15110 [vec_unpacku_float_hi]: Ditto.
15111 [vec_unpacku_float_lo]: Ditto.
15113 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
15115 * soft-fp/README: Update for new files.
15116 * soft-fp/floattisf.c: New file.
15117 * soft-fp/floattidf.c: New file.
15118 * soft-fp/floattitf.c: New file.
15119 * soft-fp/floatuntisf.c: New file.
15120 * soft-fp/floatuntidf.c: New file.
15121 * soft-fp/floatuntitf.c: New file.
15122 * soft-fp/fixsfti.c: New file.
15123 * soft-fp/fixdfti.c: New file.
15124 * soft-fp/fixtfti.c: New file.
15125 * soft-fp/fixunssfti.c: New file.
15126 * soft-fp/fixunsdfti.c: New file.
15127 * soft-fp/fixunstfti.c: New file.
15128 * soft-fp/extendxftf.c: New file.
15129 * soft-fp/trunctfxf.c: New file.
15131 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
15132 (__trunctfxf2): Ditto.
15134 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
15135 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
15136 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
15137 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
15138 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
15139 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
15141 * config/i386/t-fprules-softfp64: New file.
15142 * config/i386/sfp-machine.h: New file.
15143 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
15144 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
15145 and soft-fp/t-softfp to tmake_file.
15146 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
15147 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
15149 * config/i386/t-linux64 (softfp_wrap_start): New.
15150 (softfp_wrap_end): New.
15151 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
15152 supported for TARGET_64BIT.
15154 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
15156 * c-common.c (c_common_signed_or_unsigned_type): Emulate
15157 c_common_unsigned_type behavior.
15159 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
15161 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
15164 2007-05-16 Eric Christopher <echristo@apple.com>
15166 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
15167 saving after stack push. Set sp_offset whenever we push.
15168 (rs6000_emit_epilogue): Move altivec register restore before
15171 2007-05-16 Richard Sandiford <richard@codesourcery.com>
15173 * configure.ac: Allow sysroots to be relocated under $prefix as
15174 well as $exec_prefix.
15175 * configure: Regenerate.
15177 2007-05-16 Richard Sandiford <richard@codesourcery.com>
15181 2007-05-12 Richard Sandiford <richard@codesourcery.com>
15183 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
15184 (gcc_tooldir): Likewise.
15185 * configure: Regenerate.
15186 * Makefile.in (libsubdir_to_prefix): New variable, based on the
15187 old configure.ac gcc_tooldir setting.
15188 (prefix_to_exec_prefix): New variable.
15189 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
15190 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
15192 2007-05-14 Janis Johnson <janis187@us.ibm.com>
15194 * c-typeck.c (build_binary_op): Return early for error.
15196 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
15198 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
15199 struct nb_iter_bound.
15200 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
15201 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
15202 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
15203 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
15204 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
15205 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
15206 (del_scev_info): Use ggc_free.
15207 (scev_initialize): Allocate scalar_evolution_info in gc memory.
15208 * loop-init.c: Include ggc.h.
15209 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
15210 (loop_optimizer_finalize): Use ggc_free.
15211 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
15212 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
15213 pass_iv_optimize): Add TODO_ggc_collect.
15214 * function.h (struct function): Remove skip marker from
15216 * cfgloop.c: Include ggc.h.
15217 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
15219 (establish_preds): Vector superloops is gc allocated.
15220 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
15222 (flow_loops_find): Vector larray is gc allocated.
15223 (loop_exit_free): Use ggc_free.
15224 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
15225 that head of exits list is now not a part of struct loop.
15226 (record_loop_exits): Allocate exits table in gc memory.
15227 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
15228 that head of exits list is now not a part of struct loop.
15229 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
15230 struct loop_exit): Add GTY marker.
15231 (struct loop): Add GTY marker. Make superloops vector gc allocated.
15232 Add skip marker to aux field. Make head of exits list a separate
15234 (struct loops): Add GTY marker. Make larray vector gc allocated.
15235 Add param marker to exits table.
15236 (get_loops): Type changed.
15237 * Makefile.in (tree-scalar-evolution.o): Add
15238 gt-tree-scalar-evolution.h dependency.
15239 (cfgloop.o, loop-init.o): Add ggc.h dependency.
15240 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
15241 * basic-block.h (struct basic_block_def): Remove skip marker from
15244 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
15246 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
15247 of 0 in the call to expand_expr().
15248 (expand_builtin_mathfn_3): Ditto.
15249 (expand_builtin_interclass_mathfn): Ditto.
15250 (expand_builtin_cexpi): Ditto.
15251 (expand_builtin_int_roundingfn): Ditto.
15252 (expand_builtin_int_roundingfn_2): Ditto.
15253 (expand_builtin_pow): Ditto.
15254 (expand_builtin_powi): Ditto.
15255 (expand_builtin_bswap): Ditto.
15256 (expand_builtin_unop): Ditto.
15257 (expand_builtin_fabs): Ditto.
15258 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
15259 the call to expand_expr().
15260 (expand_builtin_sync_operation): Ditto.
15261 (expand_builtin_compare_and_swap): Ditto.
15262 (expand_builtin_lock_test_and_set): Ditto.
15263 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
15264 instead of 0 in the call to expand_expr().
15265 (expand_builtin_extract_return_addr): Ditto.
15266 (expand_builtin_eh_return): Ditto.
15267 (expand_eh_return): Ditto.
15268 * explow.c (expr_size): Ditto.
15269 * expr.c (optimize_bitfield_assignment_op): Ditto.
15270 (expand_assignement): Ditto.
15271 (store_expr): Ditto.
15272 (store_field): Ditto.
15273 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
15274 the call to expand_expr().
15275 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
15276 in the call to expand_expr().
15277 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
15278 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
15279 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
15281 * optabs.c (expand_vec_shift_expr): Ditto.
15282 (expand_vec_cond_expr): Ditto.
15283 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
15284 call to expand_expr().
15285 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
15286 in the call to expand_expr().
15288 2007-05-14 Dave Korn <dave.korn@artimi.com>
15290 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
15292 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
15294 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
15295 instead of c_common_unsigned_type.
15296 (c_common_unsigned_type): Remove.
15297 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
15298 c_common_unsigned_type.
15299 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
15300 c_common_unsigned_type.
15301 * c-common.h (c_common_unsigned_type): Remove.
15302 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
15303 c_common_unsigned_type.
15304 * c-format.c (check_format_types): Use unsigned_type_for instead of
15305 c_common_unsigned_type.
15306 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
15307 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
15308 of c_common_unsigned_type.
15309 * convert.c (convert_to_integer): Use unsigned_type_for instead of
15310 lang_hooks.types.unsigned_type.
15311 * expmed.c (make_tree): Use unsigned_type_for instead of
15312 lang_hooks.types.unsigned_type.
15313 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
15314 lang_hooks.types.unsigned_type.
15315 (build_range_check): Likewise.
15316 (fold_unary): Likewise.
15317 (fold_binary): Likewise.
15318 (fold_ternary): Likewise.
15319 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
15320 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
15321 * tree.c (get_unsigned_type): New.
15322 (unsigned_type_for): Use get_unsigned_type instead of
15323 lang_hooks.types.unsigned_type.
15325 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
15327 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
15328 to m68k_get_function_kind. Update its prototype.
15329 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
15331 (m68k_interrupt_function_p): Return enum m68k_function_type
15332 instead of bool. Rename to m68k_get_function_kind.
15333 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
15334 target is not fido.
15335 (m68k_compute_frame_layout): Don't mark any register for save
15336 if an interrupt_thread attribute is specified.
15337 (m68k_hard_regno_rename_ok): Update a use of
15338 m68k_interrupt_function_p.
15339 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
15340 m68k_interrupt_function_p.
15341 (m68k_function_type): New.
15342 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
15343 for a function with an interrupt_thread attribute.
15344 * doc/extend.texi: Document the interrupt_thread attribute.
15346 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
15348 Fix PR tree-optimization/31911
15349 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
15350 if they didn't change the expression.
15352 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
15354 * tree-scalar-evolution.c (resolve_mixers): Exported.
15355 * tree-scalar-evolution.h (resolve_mixers): Declare.
15356 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
15357 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
15358 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
15359 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
15360 init_array_ref, init_pointer_ref, analyze_indirect_ref,
15361 strip_conversion, analyze_offset_expr, address_analysis,
15362 object_analysis, analyze_offset): Removed.
15363 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
15364 split_constant_offset, canonicalize_base_object_address,
15365 object_address_invariant_in_loop_p, disjoint_objects_p,
15366 dr_may_alias_p, dr_address_invariant_p): New functions.
15367 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
15368 and dr_analyze_alias.
15369 (initialize_data_dependence_relation): Use dr_may_alias_p
15370 and object_address_invariant_in_loop_p.
15371 (compute_self_dependence): Handle the case when
15372 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
15373 (find_data_references_in_stmt): Restrict the analysis of data
15374 references to the given loop nest.
15375 (find_data_references_in_loop): Made static. Pass loop nest to
15376 find_data_references_in_stmt.
15377 (compute_data_dependences_for_loop): Use DR_VOPS.
15378 (free_data_ref): Free DR_VOPS.
15379 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
15380 (struct innermost_loop_behavior): ... new.
15381 (struct base_object_info): Replaced by ...
15382 (struct indices): ... new.
15383 (struct dr_alias): New.
15384 (enum data_ref_type): Removed.
15385 (struct data_reference): Consist of struct innermost_loop_behavior,
15386 struct indices and struct dr_alias.
15387 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
15388 (DR_MEMTAG): Renamed to ...
15389 (DR_SYMBOL_TAG): ... this.
15390 (find_data_references_in_loop): Declaration removed.
15391 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
15392 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
15393 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
15394 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
15396 2007-05-13 Revital Eres <eres@il.ibm.com>
15398 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
15399 which walks virtual def-use chains to find redundant stores.
15400 (dse_optimize_stmt): Call it.
15402 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
15404 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
15405 * passes.c (init_optimization_passes): Move pass_jump_bypass
15408 * basic-block.h (bb_has_eh_pred): Fix style issue.
15410 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
15412 PR rtl-optimization/31848
15413 * loop-invariant.c (move_invariant_reg): If we move an insn
15414 with a REG_EQUAL note, and that insn is not always executed,
15415 remove the REG_EQUAL note.
15417 2007-05-12 Richard Guenther <rguenther@suse.de>
15419 PR tree-optimization/31797
15420 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
15421 propagate into a stmt that has volatile ops.
15423 2007-05-12 Richard Sandiford <richard@codesourcery.com>
15425 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
15426 (gcc_tooldir): Likewise.
15427 * configure: Regenerate.
15428 * Makefile.in (libsubdir_to_prefix): New variable, based on the
15429 old configure.ac gcc_tooldir setting.
15430 (prefix_to_exec_prefix): New variable.
15431 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
15432 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
15434 2007-05-11 Silvius Rus <rus@google.com>
15436 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
15437 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
15438 * c-common.h (strict_aliasing_warning): Change return type.
15439 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
15440 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
15441 (build_c_cast): Condition call to strict_aliasing_warning.
15442 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
15443 * flags.h (set_Wstrict_aliasing): Declare.
15444 * opts.c (set_Wstrict_alising): Define, add call to.
15445 * tree-flow.h (strict_aliasing_warning_backend): Declare.
15446 * tree-ssa-alias-warnings.c: New file.
15447 * tree-ssa-alias.c (compute_may_aliases): Add call to
15448 strict_aliasing_warning_backend.
15450 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
15452 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
15453 Use loop_depth and loop_outer accessor functions.
15454 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
15455 determine_invariantness_stmt, move_computations_stmt): Ditto.
15456 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
15457 add_loop, loopify, unloop, fix_loop_structure): Ditto.
15458 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
15459 * tree-scalar-evolution.c (interpret_loop_phi,
15460 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
15461 instantiate_parameters_1, scev_const_prop): Ditto.
15462 * cfghooks.c (make_forwarder_block): Ditto.
15463 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
15464 * modulo-sched.c (loop_canon_p): Ditto.
15465 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
15466 slpeel_can_duplicate_loop_p): Ditto.
15467 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
15468 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
15469 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
15470 cancel_loop, verify_loop_structure): Ditto.
15471 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
15472 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
15473 superloops vector instead of "pred" array.
15474 (establish_preds): Take father loop as an argument. Initialize the
15476 (flow_loop_tree_node_add): Pass father loop to establish_preds.
15477 Do not initialize loop->outer.
15478 (flow_loop_tree_node_remove): Truncate the superloops vector.
15479 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
15480 "pred" merged to "superloops" vector.
15481 (loop_depth, loop_outer): New.
15482 (fel_init): Use loop_outer.
15484 2007-05-11 Jan Hubicka <jh@suse.cz>
15486 * cgraphunit.c: Include gt-cgraphunit.h
15487 (static_ctors, static_dtors): New static vars.
15488 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
15489 based on implementation in c-common.c
15490 (cgraph_finalize_function): Call record_cdtor_fn.
15491 (cgraph_optimize): Call cgraph_build_cdtor_fns.
15492 * decl.c (finish_function): Do not call c_record_cdtor_fn.
15493 (c_write_global_declarations): Do not call c_build_cdtor_fns.
15494 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
15495 build_cdtor, c_build_cdtor_fns): Remove.
15496 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
15497 c_build_cdtor_fns): Remove prototype.
15499 2007-05-11 Paolo Carlini <pcarlini@suse.de>
15502 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
15503 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
15504 * builtins.c (fold_builtin_memchr): New.
15505 (expand_builtin_memchr): Call the latter.
15506 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
15507 * doc/extend.texi ([Other built-in functions provided by GCC]):
15510 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
15512 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
15513 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
15514 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
15515 PFPO_OP1_TYPE_SHIFT): Constants added.
15516 (DFP_ALL): Mode macro defined.
15517 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
15518 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
15519 Insn definitions added.
15520 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
15521 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
15524 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
15526 PR tree-optimization/31885
15527 * tree-chrec.c (chrec_contains_undetermined): Do not consider
15528 NULL_TREE to be undetermined.
15529 (automatically_generated_chrec_p): Return false for NULL.
15531 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
15533 * config/bfin/bfin.h (MOVE_RATIO): Define.
15535 2007-05-10 Richard Sandiford <richard@codesourcery.com>
15537 * config.gcc (sparc-wrs-vxworks): New target.
15538 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
15539 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
15540 * config/sparc/sparc.h: Include vxworks-dummy.h.
15541 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
15542 include LABEL_REFs too.
15543 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
15544 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
15546 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
15548 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
15549 (sparc_emit_call_insn): New function.
15550 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
15551 functions when generating VxWorks PIC.
15552 * config/sparc/sparc.md (vxworks_load_got): New pattern.
15553 (call, call_value): Use sparc_emit_call_insn instead of
15556 2007-05-09 Bob Wilson <bob.wilson@acm.org>
15558 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
15560 2007-05-09 Bob Wilson <bob.wilson@acm.org>
15562 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
15563 for floating-point values if HOST_BITS_PER_LONG > 32. Use
15564 split_double instead of operand_subword.
15566 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
15568 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
15569 * config/bfin/bfin.c (bfin_local_alignment): New function.
15570 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
15572 2007-05-08 Chao-ying Fu <fu@mips.com>
15574 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
15575 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
15576 (smsub_widen_optab, umsub_widen_optab): Define.
15577 * optabs.c (init_optabs): Initialize smsub_widen_optab and
15579 * genopinit.c (optabs): Fill in smsub_widen_optab and
15581 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
15582 and umsub_widen_optab to implement multiply-subtract sequences.
15583 * config/mips/mips.md (*msac<u>_di): Rename to...
15584 (<u>msubsidi4): ...this. Extend condition to include
15585 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
15586 of operand 0 to "ka" and use the three-operand form of msub<u>
15588 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
15591 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
15593 PR rtl-optimization/28011
15594 * reload.c (push_reload): Set dont_share if IN appears in OUT
15595 also when IN is a PLUS rtx.
15596 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
15599 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
15601 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
15602 call unshare_all_decls.
15603 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
15604 (unshare_all_decls): Remove.
15606 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
15609 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
15612 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
15613 Nigel Stephens <nigel@mips.com>
15615 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
15616 Update comments and all uses.
15617 (MIN_FPRS_PER_FMT): Define.
15618 * config/mips/mips.c (function_arg): Fix to correctly handle
15619 the -mips32r2 -mfp64 -mabi=32 case.
15620 (override_options): Enable use of odd-numbered registers for
15621 SFmode values on MIPS32.
15622 (mips_save_reg_p): Save whole floating-point register pair if
15623 either half is used.
15624 (compute_frame_size): Fix comment.
15626 2007-05-08 Jie Zhang <jie.zhang@analog.com>
15628 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
15629 argument of type bool.
15630 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
15631 argument. Safely select temporary P register according to it.
15632 (do_link): Change call site of add_to_reg accordingly.
15633 (do_unlink): Add epilogue_p as a fourth argument and pass it
15635 (expand_interrupt_handler_epilogue): Change call of do_unlink
15637 (bfin_expand_prologue): Add a third argument sibcall_p.
15638 * config/bfin/bfin.md (epilogue): Change call of
15639 bfin_expand_epilogue accordingly.
15640 (sibcall_epilogue): Likewise.
15641 (eh_return_internal): Likewise.
15643 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
15644 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
15645 * config/bfin/bfin.c (bfin_handle_option): Handle
15646 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
15647 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
15648 Support bf534, bf536 and bf561.
15649 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
15651 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
15654 * config/i386/i386.c (ix86_function_regparm): Process local
15655 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
15657 2007-05-07 Mike Stump <mrs@apple.com>
15659 * doc/invoke.texi (Warning Options): Document that -Wempty-body
15660 also checks for and while statements in C++.
15662 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
15664 * gcc.c (at_file_supplied): New variable.
15665 (main): Set it if we expanded argv.
15666 (do_spec_1): Pass an @-file to the linker if we were called with
15667 an @-file argument and HAVE_GNU_LD.
15668 * collect2.c (at_file_supplied): New variable.
15669 (response_file): New variable.
15670 (collect_exit): Unlink response_file if necessary.
15671 (handler): Likewise.
15672 (do_wait): Likewise.
15673 (main): Set at_file_supplied if we expanded argv.
15674 (collect_execute): Pass an @-file to subprocesses if we were called
15675 with an @-file argument.
15676 * configure.ac: Add define for HAVE_GNU_LD.
15677 * configure: Regenerate.
15678 * config.in: Regenerate.
15680 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
15682 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
15683 operand to HI mode.
15688 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
15690 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
15691 (TARGET_ENCODE_SECTION_INFO): Re-define.
15692 (m32c_encode_section_info): New
15693 (function_vector_handler): New
15694 (current_function_special_page_vector): New
15695 (m32c_special_page_vector_p): New.
15696 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
15698 * config/m32c/jump.md: Added instruction JSRS for functions
15699 with attribute "function_vector".
15700 * doc/extend.texi (function_vector): Added description
15701 for M16C, M32C targets.
15703 2007-05-07 DJ Delorie <dj@redhat.com>
15706 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
15707 ashrpsi3, lshrpsi3): Update shift count constraint.
15709 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
15710 Nathan Froyd <froydnj@codesourcery.com>
15713 * c-incpath.c (add_path): Strip trailing path separators.
15715 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
15717 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
15718 Free dominance info before purging EH edges.
15719 (eliminate_degenerate_phis): Likewise.
15720 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
15722 2007-05-07 Jan Hubicka <jh@suse.cz>
15724 * gimplify.c (gimplify_expr): Do not crash when folding
15725 (void *)(int)&a + 4.
15727 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
15730 * c-opts.c (lang_fortran): Make it non static.
15731 * c-common.h (lang_fortran): New prototype.
15732 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
15733 -lang-fortran option was passed by the driver.
15735 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
15737 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
15738 of ASSERT_CHECKING. Tweak message.
15740 2007-05-06 Revital Eres <eres@il.ibm.com>
15743 * loop-unroll.c (insert_var_expansion_initialization):
15744 Initialize the expansions with -zero instead of +zero.
15746 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
15748 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
15749 into pic and non-pic versions. Mark r19 as used for
15750 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
15751 for tgd_load, tld_load and tie_load .
15752 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
15753 version of tgd_load, tld_load and tie_load depending on the
15756 2007-05-04 Ulrich Drepper <drepper@redhat.com>
15757 Jakub Jelinek <jakub@redhat.com>
15759 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
15760 (__do_global_dtors_aux): Use more paranoid loop to run
15761 destructors if HIDDEN_DTOR_LIST_END.
15762 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
15764 2007-05-04 Jakub Jelinek <jakub@redhat.com>
15766 * varasm.c (align_variable): Don't increase alignment for
15767 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
15768 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
15770 2007-05-04 Josh Conner <jconner@apple.com>
15772 * basic-block.h (cdi_direction): Assign values to all enumeration
15774 (dom_computed): Remove.
15775 (dom_info_state): New.
15776 (set_dom_info_availability): New.
15777 * tree-ssa-loop-im.c (determine_invariantness): Initialize
15778 walk_data.dom_direction.
15779 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
15780 instead of dom_computed[].
15781 (split_edge): Likewise.
15782 (create_basic_block): Likewise.
15783 (merge_blocks): Likewise.
15784 * ifcvt.c (find_if_header): Likewise.
15785 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
15786 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
15787 * tree-ssa.c (verify_ssa): Likewise.
15788 * tree-cfg.c (tree_verify_flow_info): Likewise.
15789 (remove_edge_and_dominated_blocks): Likewise.
15790 * dominance.c (dom_computed): Make static.
15791 (calc_dfs_tree_nonrec): Change third param to a bool.
15792 (calc_dfs_tree): Change second param to a bool.
15793 (calc_idioms): Change second param to a bool. Use
15794 dom_convert_dir_to_idx.
15795 (init_dom_info): Validate dir before using.
15796 (dom_convert_dir_to_idx): New.
15797 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
15798 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
15799 (free_dominance_info): Use dom_convert_dir_to_idx.
15800 (get_immediate_dominator): Likewise.
15801 (set_immediate_dominator): Likewise.
15802 (get_dominated_by): Likewise.
15803 (redirect_immediate_dominators): Likewise.
15804 (nearest_common_denominator): Likewise.
15805 (dominated_by_p): Likewise.
15806 (bb_dom_dfs_in): Likewise.
15807 (bb_dom_dfs_out): Likewise.
15808 (recount_dominator): Likewise.
15809 (iterate_fix_dominators): Likewise.
15810 (add_to_dominance_info): Likewise.
15811 (delete_from_dominance_info): Likewise.
15812 (first_dom_son): Likewise.
15813 (next_dom_son): Likewise.
15814 (dom_info_available_p): Likewise.
15815 (dom_info_state): New.
15816 (set_dom_info_availability): New.
15818 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
15820 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
15822 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
15824 2007-05-04 Bob Wilson <bob.wilson@acm.org>
15826 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
15827 (subdi3, subdi_carry): Delete.
15829 2007-05-04 Jan Hubicka <jh@suse.cz>
15830 Richard Guenther <rguenther@suse.de>
15832 * opts.c (decode_options): Do not fiddle with inlining
15833 parameters in case of optimizing for size.
15834 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
15835 for size do nothing.
15836 (cgraph_decide_inlining_of_small_function): When optimizing for
15837 size never inline functions increasing caller size.
15838 (cgraph_early_inlining): Inline for size when optimizing for size.
15840 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
15842 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
15843 logical operations piecewise.
15844 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
15845 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
15846 subdi_sesidi_di): Delete.
15847 (add_with_carry): Produce carry in CC instead of a DREG to shorten
15848 the generated sequence. Allow three-reg add in constraints. Rewrite
15849 the rtl expression for carry to avoid zero_extend of a constant.
15850 (sub_with_carry): New pattern.
15851 (adddi3, subdi3): Change into define_expand. For subtract, generate a
15852 different sequence not involving jumps.
15853 (notbi): Now a named pattern.
15855 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
15857 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
15858 Add the note about a significant loss of accuracy of some
15859 mathematical routines when these options are used.
15861 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15863 * haifa-sched.c (rtx_vec_t): New typedef.
15864 (contributes_to_priority_p): Extract piece of priority () into new
15866 (priority): Use the function. Add assertion.
15867 (rank_for_schedule, set_priorities): Add assertion to check that
15868 insn's priority is initialized.
15869 (clear_priorities, calc_priorities): Change signature. Make it update
15870 all relevant insns. Update all callers ('add_to_speculative_block ()'
15871 and 'create_block_check_twin ()').
15872 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
15873 Add new field 'priority_status'.
15874 (INSN_PRIORITY_STATUS): New macro.
15875 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
15877 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15879 * sched-ebb.c (debug_ebb_dependencies): New static function.
15880 (init_ready_list): Use it.
15882 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
15883 with changed signature and 'debug_rgn_dependencies ()'.
15884 (debug_rgn_dependencies): New static function.
15885 (init_ready_list): Use it.
15887 * sched-int.h (debug_dependencies): Declare.
15889 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
15891 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
15893 2007-05-04 Dirk Mueller <dmueller@suse.de>
15895 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
15897 2007-05-03 Jan Hubicka <jh@suse.cz>
15899 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
15900 ((T1)X op (T1)Y), for pointer type in more cases than before.
15902 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
15904 * tree-object-size.c (plus_expr_object_size): When operand size is
15905 unknown, return unknown.
15907 2007-05-03 Dirk Mueller <dmueller@suse.de>
15909 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
15911 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
15914 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
15916 2007-05-03 Janis Johnson <janis187@us.ibm.com>
15918 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
15920 2007-05-03 Joseph Myers <joseph@codesourcery.com>
15922 * config/soft-fp/double.h, config/soft-fp/extended.h,
15923 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
15924 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
15925 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
15926 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
15929 2007-05-03 Ian Lance Taylor <iant@google.com>
15931 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
15932 MASK_PPC_GFXOPT for 8540 or 8548.
15934 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
15936 * tree-vect-transform.c (vect_update_inits_of_drs): Use
15937 vect_print_dump_info() to output debug information.
15939 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
15942 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
15943 operands of size 2 when operand is not MEM_P.
15945 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
15947 PR tree-optimization/30565
15948 * lambda-code.c (perfect_nestify): Fix updating of dominators.
15950 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
15952 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
15953 (umulsi3_highpart): Use them.
15954 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
15955 for final accumulator to D regisster tranfser.
15957 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
15959 PR tree-optimization/31699
15960 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
15962 (vect_enhance_data_refs_alignment): Compute peel amount using
15963 TYPE_VECTOR_SUBPARTS instead of vf.
15964 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
15966 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
15969 * system.h: Remove inclusion of double-int.h
15970 * tree.h: Include double-int.h
15971 * gengtype.c: Likewise
15972 * cfgloop.h: Likewise
15973 * Makefile.in: Adjust dependencies on double-int.h
15975 2007-05-02 Eric Christopher <echristo@apple.com>
15977 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
15978 -shared to -Zdynamiclib.
15980 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
15983 * c-common.c (strip_pointer_or_array_types): New function.
15984 * c-common.h (strip_pointer_or_array_types): New function declaration.
15986 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
15988 PR tree-optimization/31771
15989 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
15991 2007-05-02 Paul Brook <paul@codesourcery.com>
15993 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
15995 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
15997 PR middle-end/29715
15998 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
16001 2007-05-02 Nick Clifton <nickc@redhat.com>
16003 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
16005 2007-05-02 Richard Guenther <rguenther@suse.de>
16007 PR tree-optimization/31146
16008 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
16009 argument, single_use_p. If we have a single use that is
16010 a conversion to the definition rhs type, propagate that rhs.
16011 (forward_propagate_addr_expr): Pass single_use_p argument
16012 to forward_propagate_addr_expr_1.
16014 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
16016 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
16019 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16021 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
16022 'AMD Family 10 core'.
16024 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16026 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
16027 and athlon64-sse3 as improved versions of k8, opteron and athlon64
16028 with SSE3 instruction set support.
16029 * doc/invoke.texi: Likewise.
16031 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16033 * config/i386/i386.c (override_options): Tuning 32-byte loop
16034 alignment for amdfam10 architecture. Increasing the max loop
16035 alignment to 24 bytes.
16037 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
16039 * config/m68k/constraints.md: New.
16040 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
16041 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
16042 EXTRA_CONSTRAINT): Remove.
16043 * config/m68k/m68k.md: Include constraints.md.
16044 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
16046 2007-05-01 Ian Lance Taylor <iant@google.com>
16048 PR tree-optimization/31739
16049 * tree-vrp.c (vrp_val_is_max): New static function.
16050 (vrp_val_is_min): New static function.
16051 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
16053 (set_value_range): Use vrp_val_is_{max,min}.
16054 (extract_range_from_assert): Likewise.
16055 (extract_range_from_binary_expr): Likewise.
16056 (extract_range_from_unary_expr): Likewise.
16057 (dump_value_range, vrp_meet): Likewise.
16058 (vrp_visit_phi_node): Likewise.
16059 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
16061 2007-05-01 Mark Mitchell <mark@codesourcery.com>
16063 * config/i386/gmon-sol2.c (size_t): New type.
16064 (intptr_t): Likewise.
16065 (s_textsize): Declare as size_t.
16067 (monstartup): Use size_t for sizes.
16068 (_mcount): Save and restore registers.
16069 (internal_mcount): Pass 0 as the first argument to monstartup
16071 (moncontrol): Convert pointer to appropriately sized integer
16072 before passing to profil.
16074 2007-05-01 Joseph Myers <joseph@codesourcery.com>
16076 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
16077 __NO_FPRS__, not just if _SOFT_DOUBLE.
16078 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
16079 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
16080 also for E500 double.
16081 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
16082 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
16085 2007-05-01 Richard Guenther <rguenther@suse.de>
16087 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
16090 2007-05-01 Joseph Myers <joseph@codesourcery.com>
16092 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
16094 2007-05-01 Jan Hubicka <jh@suse.cz>
16096 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
16099 2007-05-01 Jan Hubicka <jh@suse.cz>
16101 * tree.h (maybe_fold_offset_to_component_ref): Remove.
16102 (maybe_fold_offset_to_reference): Declare.
16103 * fold-const.c (fold_unary): Do not fold
16104 (type *)&A into &A->field_of_type_and_offset_0
16105 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
16106 size is unknown, give up.
16107 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
16109 (maybe_fold_offset_to_reference): New.
16110 (maybe_fold_stmt_indirect): Use it.
16111 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
16112 * gimplify.c (gimplify_conversion): Canonicalize conversions to
16114 (gimplify_expr): Likewise for plus_expr.
16116 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
16118 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
16119 bsi_after_labels. Always insert statements before bsi.
16120 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
16121 * predict.c (apply_return_prediction): Check for empty blocks.
16122 * cfgexpand.c (lab_rtx_for_bb): New variable.
16123 (label_rtx_for_bb): Do not create new tree labels.
16124 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
16125 (tree_expand_cfg): Initialize lab_rtx_for_bb.
16126 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
16128 (label_for_bb): Add field used.
16129 (update_eh_label, main_block_label): Mark the label used.
16130 (cleanup_dead_labels): Remove unused labels.
16132 2007-05-01 Richard Guenther <rguenther@suse.de>
16134 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
16135 if it is not about to be set.
16136 (get_value_range): Do not pre-allocate equiv bitmap.
16137 (update_value_range): No need to clear equiv field.
16138 (add_equivalence): Change prototype to get bitmap pointer.
16139 Allocate bitmap here if it is not already.
16140 (extract_range_from_assert): Do not allocate bitmap here.
16141 Update callers to add_equivalence.
16142 (extract_range_from_ssa_name): Likewise.
16143 (get_vr_for_comparison): New static helper.
16144 (compare_name_with_value): Handle NULL equiv bitmap by
16145 peeling the first iteration of the comparison loop.
16146 Use get_vr_for_comparison.
16147 (compare_names): Handle NULL equiv bitmaps by using fake
16148 ones. Use get_vr_for_comparison.
16150 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
16152 * double-int.c (mpz_set_double_int): Moved from
16153 tree-ssa-loop-niter.c.
16154 (mpz_get_double_int): Likewise; also, add option to wrap
16155 out-of-range integers.
16156 * double-int.h: New prototypes for above.
16157 * tree.c (get_static_type_bounds): Moved from
16158 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
16159 TYPE_MAX_VALUE if they exist..
16160 * tree.h: New prototype for above.
16161 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
16162 get_type_bounds calls.
16163 (mpz_set_double_int): Move to double-int.c.
16164 (get_type_bounds): Move to tree.c, rename to
16165 get_static_type_bounds.
16166 (mpz_to_double_int): Move to double-int.c, rename to
16167 mpz_get_double_int.
16169 2007-04-30 Bob Wilson <bob.wilson@acm.org>
16171 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
16172 DIV0 exception can fall through to a normal return.
16174 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
16176 PR middle-end/22156
16177 Temporarily revert:
16178 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
16179 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
16180 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
16181 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
16182 initialize align to silence bogus warning.
16183 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
16184 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
16186 (struct sra_walk_fns): Remove use_all parameter from use.
16187 (sra_hash_tree): Handle BIT_FIELD_REFs.
16188 (sra_elt_hash): Don't hash bitfld blocks.
16189 (sra_elt_eq): Skip them in parent compares as well. Handle
16191 (sra_walk_expr): Don't maintain or pass down use_all_p.
16192 (scan_use): Remove use_all parameter.
16193 (scalarize_use): Likewise. Re-expand assignment to
16194 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
16195 output, and re-scalarize after output. Don't mark anything
16197 (scalarize_ldst): Adjust.
16198 (scalarize_walk_gimple_modify_statement): Likewise.
16199 (build_element_name_1): Handle BIT_FIELD_REFs.
16200 (instantiate_element): Don't warn for any element whose parent
16201 is used as a whole.
16202 (instantiate_missing_elements_1): Return the sra_elt.
16203 (canon_type_for_field): New.
16204 (try_instantiate_multiple_fields): New.
16205 (instantiate_missing_elemnts): Use them.
16206 (mark_no_warning): Removed.
16207 (generate_one_element_ref): Handle BIT_FIELD_REFs.
16208 (REPLDUP, sra_build_elt_assignment): New.
16209 (generate_copy_inout): Use them.
16210 (generate_element_copy): Likewise. Handle bitfld differences.
16211 (generate_element_zero): Don't recurse for blocks. Use
16212 sra_build_elt_assignment.
16213 (generate_one_element_int): Take elt instead of var. Use
16214 sra_build_elt_assignment.
16215 (generate_element_init_1): Adjust.
16216 (scalarize_use, scalarize_copy): Use REPLDUP.
16217 (scalarize_ldst): Move assert before dereference.
16218 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
16220 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
16223 * tree.c (reconstruct_complex_type): Reconstruct a reference
16225 Also use the same mode for the pointer as the old pointer type.
16227 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
16229 * doc/trouble.texi (Interoperation): Remove note about Ultrix
16232 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
16234 PR rtl-optimization/31676
16235 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
16236 (df_refs_record): Call it.
16238 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16240 * rtl.def (SS_ABS): New code.
16241 * config/bfin/bfin.c (print_operand): New modifier 'v'.
16242 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
16243 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
16244 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
16245 (bfin_init_builtins): Define them.
16246 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
16247 (bfin_expand_builtin): ... and handle the others here.
16248 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
16249 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
16250 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
16251 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
16252 operand is only HImode.
16254 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
16256 * regclass.c (scan_one_insn): Remove splitting of
16259 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
16260 Nigel Stephens <nigel@mips.com>
16262 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
16264 2007-04-28 Jan Hubicka <jh@suse.cz>
16266 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
16267 insn_locators_alloc instead of insn_locators_initialize;
16268 call reset_block_changes.
16269 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
16270 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
16271 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
16272 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
16273 * config/score/score.c (th_output_mi_thunk): Likewise.
16274 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
16275 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
16276 tolerate uninitialized locator info.
16279 * function.c (init_function_start): Don't init line number info.
16280 (expand_function_end): Update.
16281 (reset_block_changes, record_block_change, finalize_block_changes,
16282 check_block_change, free_block_changes): Kill.
16283 * function.h (reset_block_changes, record_block_change,
16284 finalize_block_changes, check_block_change, free_block_changes):
16286 (struct function): Remove ib_boundaries_block.
16287 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
16288 Use curr_insn_locator to initialize locator.
16289 (emit_line_note): Remove.
16290 * cfgexpand.c (expand_gimple_cond_expr): Update.
16291 (construct_exit_block): Likewise.
16292 (tree_expand_cfg): Initialize/finalize locators.
16293 * expr.c (expand_expr_real): Update.
16294 * cfglayout.c (line_locators_locs, line_locators_lines,
16295 file_locators_locs, file_locators_files): Remove.
16296 (set_block_levels): Move to cfgexpand.c.
16297 (insn_locators_initialize): Remove.
16298 (pass_insn_locators_initialize): Remove.
16299 (locations_locators_locs, locations_locators_vals): New static vars.
16300 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
16302 (insn_locators_alloc, insn_locators_finalize,
16303 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
16305 (locator_location): New.
16306 (locator_line, locator_file): Rewrite.
16307 * rtl.h (emit_line_note): Kill.
16308 (insn_locators_alloc, insn_locators_finalize,
16309 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
16311 * tree-inline.c (initialize_cfun): Do not initialize
16312 ib_boundaries_block.
16313 * passes.c (pass_insn_locators_initialize): Remove.
16315 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
16317 * tree-cfg.c (move_block_to_fn): Release bb from dominance
16318 info. Update last_basic_block correctly.
16320 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
16323 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
16324 register itself to hold the offset constant. Tell flow the use
16325 of r4 and r5 when they are used.
16327 2007-04-27 Richard Guenther <rguenther@suse.de>
16329 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
16330 if we simplified anything.
16331 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
16332 warnings until we did a simplification and the stmt was not
16333 marked as TREE_NO_WARNING.
16335 2007-04-27 Mike Stump <mrs@apple.com>
16337 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
16339 2007-04-27 Ian Lance Taylor <iant@google.com>
16341 PR middle-end/31710
16342 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
16343 TYPE_MAX_VALUE exist, convert them to the new type.
16345 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
16347 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
16348 if it claims to be available.
16349 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
16350 edge is redirected.
16351 (perform_tree_ssa_dce): Always free postdominators.
16353 2007-04-27 Richard Henderson <rth@redhat.com>
16355 * config/alpha/predicates.md (aligned_memory_operand): Mark
16356 as define_special_predicate.
16357 (unaligned_memory_operand, normal_memory_operand): Likewise.
16358 (reg_or_unaligned_mem_operand): Remove.
16359 (any_memory_operand): Match the documentation and check for
16360 non-renumbered pseudos during reload.
16361 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
16362 alpha_secondary_reload_class, update to new interface, make static.
16363 Handle CQImode like HImode. Remove FP subreg check.
16364 (alpha_expand_mov): Use replace_equiv_address.
16365 (alpha_expand_mov_nobwx): Use any_memory_operand.
16366 (TARGET_SECONDARY_RELOAD): New.
16367 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
16368 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
16369 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
16370 * config/alpha/alpha.md: ... here.
16371 (RELOAD12, reloadmode): New.
16373 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
16374 Don't handle the aligned case here.
16375 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
16376 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
16377 reload_inhi_help. Don't expect a scratch register.
16378 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
16380 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
16382 2007-04-27 Richard Guenther <rguenther@suse.de>
16384 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
16386 2007-04-27 Richard Guenther <rguenther@suse.de>
16388 PR tree-optimization/30965
16389 PR tree-optimization/30978
16390 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
16391 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
16392 (find_equivalent_equality_comparison): Likewise.
16393 (simplify_cond): Likewise.
16394 (get_prop_source_stmt): New helper.
16395 (get_prop_dest_stmt): Likewise.
16396 (can_propagate_from): Likewise.
16397 (remove_prop_source_from_use): Likewise.
16398 (combine_cond_expr_cond): Likewise.
16399 (forward_propagate_comparison): New function.
16400 (forward_propagate_into_cond): Rewrite to use fold for
16402 (tree_ssa_forward_propagate_single_use_vars): Call
16403 forward_propagate_comparison to propagate comparisons.
16405 2007-04-27 Richard Guenther <rguenther@suse.de>
16407 PR tree-optimization/31715
16408 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
16409 sure to do computation on the offset in an appropriate
16412 2007-04-27 Richard Sandiford <richard@codesourcery.com>
16414 * reload.h (elimination_target_reg_p): Declare.
16415 * reload.c (find_reloads): Don't apply the reg_rtx move
16416 optimization if the SET_DEST satisfies elimination_target_reg_p.
16417 * reload1.c (elimination_target_reg_p): New function.
16418 (gen_reload): In the move/add2 fallback, make sure that op0
16419 does not overlap the destination register.
16421 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
16423 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
16424 transform only GIMPLE_MODIFY_STMTs.
16425 * tree-complex.c (expand_complex_operations_1): Ditto.
16426 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
16427 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
16428 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
16430 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
16431 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
16432 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
16433 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
16434 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
16435 slpeel_add_loop_guard): Ditto.
16436 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
16437 * lambda-code.c (perfect_nestify): Ditto.
16438 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
16439 before the first statement.
16440 * tree-optimize.c (execute_free_datastructures): Fix comments.
16441 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
16442 * tree-flow.h (disband_implicit_edges): Declaration removed.
16443 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
16445 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
16446 COND_EXPRs without gotos.
16447 (disband_implicit_edges, has_label_p): Removed.
16448 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
16449 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
16451 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
16453 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
16454 also for COND_EXPRs.
16455 * cfgexpand.c (label_rtx_for_bb): New function.
16456 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
16457 Use label_rtx_for_bb to find the labels.
16458 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
16459 last block. Detect fallthru edges.
16461 2007-04-26 Ian Lance Taylor <iant@google.com>
16464 * reload.c (find_reloads_subreg_address): If the address was valid
16465 in the original mode but not in the new mode, reload the whole
16468 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
16470 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
16471 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
16472 (cleanup_control_expr_graph): Do not invalidate dominance info.
16473 Record altered blocks.
16474 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
16475 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
16476 cleanup_tree_cfg_bb): New functions.
16477 (remove_forwarder_block): Do not maintain the worklist of blocks.
16478 Record altered blocks.
16479 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
16480 not over whole cfg.
16481 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
16482 delete_unreachable_blocks if dominators are not available.
16483 * tree-inline.c (optimize_inline_calls): Free dominance information
16485 * tree-flow.h (remove_edge_and_dominated_blocks,
16486 cfgcleanup_altered_bbs): Altered.
16487 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
16489 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
16491 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
16492 do not invalidate dominators.
16494 2007-04-26 Anatoly Sokolov <aesok@post.ru>
16496 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
16497 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
16498 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
16499 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
16501 2007-04-26 Steve Ellcey <sje@cup.hp.com>
16503 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
16505 2007-04-26 Richard Guenther <rguenther@suse.de>
16507 PR tree-optimization/31703
16508 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
16509 the right type for the target of the bittest.
16511 2007-04-26 Richard Sandiford <richard@codesourcery.com>
16513 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
16514 ix86_sol10_return_in_memory.
16516 2007-04-26 Richard Sandiford <richard@codesourcery.com>
16518 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
16521 2007-04-26 Jakub Jelinek <jakub@redhat.com>
16524 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
16526 PR tree-optimization/30558
16527 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
16528 clear this_state.prev_try.
16530 2007-04-26 Richard Sandiford <richard@codesourcery.com>
16531 Mark Mitchell <mark@codesourcery.com>
16533 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
16534 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
16535 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
16537 2007-04-26 Richard Sandiford <richard@codesourcery.com>
16540 * doc/invoke.texi (%:print-asm-header): Document.
16541 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
16543 (static_spec_functions): Add print-asm-header.
16544 (main): Print a banner before the --target-help linker options.
16545 (print_asm_header_spec_function): New function.
16547 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
16550 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
16551 (movsf_ie): Likewise.
16553 2007-04-25 Paolo Carlini <pcarlini@suse.de>
16555 * doc/extend.texi ([Type Traits]): Adjust per N2255.
16557 2007-04-25 Bob Wilson <bob.wilson@acm.org>
16559 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
16560 exception for divide-by-zero.
16561 (__umodsi3, __modsi3): Likewise.
16563 2007-04-25 Dirk Mueller <dmueller@suse.de>
16565 * c-typeck.c (build_compound_expr): Annotate warning()
16566 call with OPT_Wunused_value.
16567 * tree-ssa.c (warn_uninit): Annotate warning with
16569 * c-common.c (handle_sentinel_attribute): Annotate warning
16570 call with OPT_Wattributes.
16572 2007-04-25 Thiemo Seufer <ths@mips.com>
16574 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
16575 (mips16): Fix typo.
16576 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
16577 on to the assembler. Improve handling of -mno-mips16. Add handling
16578 of -mno-mips3d, -mno-dsp, -mno-dspr2.
16579 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
16580 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
16581 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
16583 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
16586 * config/i386/winnt.c (i386_pe_file_end): Strip only
16587 USER_LABEL_PREFIX when writing export name.
16589 2007-04-25 Richard Sandiford <richard@codesourcery.com>
16591 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
16592 sh/elf.h, vx-common.h and vxworks.h.
16593 * config/sh/sh.h: Include config/vxworks-dummy.h.
16594 (SUBTARGET_OVERRIDE_OPTIONS): Define.
16595 (OVERRIDE_OPTIONS): Use it.
16596 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
16597 (vxworks_picreg): New pattern.
16598 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
16599 VXWORKS_OS_CPP_BUILTINS.
16600 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
16601 to their VXWORKS_* equivalents.
16602 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
16603 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
16604 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
16605 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
16606 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
16607 -mrtp/-fPIC multilibs.
16608 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
16609 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
16610 (MULTILIB_OSDIRNAMES): Delete.
16612 2007-04-25 Anatoly Sokolov <aesok@post.ru>
16615 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
16617 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
16619 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
16620 rounding mode to be specified by the caller.
16621 (real_to_mpfr) Likewise.
16622 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
16623 include new arguments.
16624 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
16626 2007-04-24 Ian Lance Taylor <iant@google.com>
16628 PR tree-optimization/31605
16629 * tree-vrp.c (set_value_range): Check that min and max are not
16630 both overflow infinities.
16631 (set_value_range_to_value): New static function.
16632 (extract_range_from_binary_expr): Call set_value_range_to_value.
16633 (extract_range_from_cond_expr): Likewise.
16634 (extract_range_from_expr): Likewise.
16635 (extract_range_from_unary_expr): Likewise. Don't create a range
16636 which overflows on both sides.
16637 (vrp_meet): Check for a useless range.
16638 (vrp_visit_phi_node): If we see a constant which looks like an
16639 overflow infinity, turn off the TREE_OVERFLOW flag.
16641 2007-04-24 Ian Lance Taylor <iant@google.com>
16643 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
16645 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
16647 PR diagnostic/25923
16648 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
16649 diagnostic message is being built.
16650 * tree-pretty-print.c (dump_generic_node): Only write the
16651 formatted text into BUFFER's stream if we are not building a
16652 diagnostic message.
16653 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
16655 * Makefile.in (toplev.o): Depend on tree-pass.h.
16657 2007-04-24 Ian Lance Taylor <iant@google.com>
16659 PR tree-optimization/31602
16660 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
16661 conditionals in the copied loop header.
16662 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
16663 warnings if TREE_NO_WARNING is set.
16664 * doc/invoke.texi (Warning Options): Clarify that
16665 -Wstrict-overflow does not warn about loops.
16667 2007-04-24 Janis Johnson <janis187@us.ibm.com>
16669 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
16670 expand on the comment about _Decimal128 arguments and check the
16671 integer result of the modulus operation; for 64-bit ELF ABI, ensure
16672 that _Decimal128 argument uses even/odd register pair.
16673 (function_arg): Ditto.
16675 2007-04-24 Hui-May Chang <hm.chang@apple.com>
16677 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
16678 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
16680 2007-04-24 Richard Guenther <rguenther@suse.de>
16681 Olga Golovanevsky <olga@il.ibm.com>
16683 * fold-const.c (multiple_of_p): Check for bottom
16686 2007-04-24 Richard Henderson <rth@redhat.com>
16688 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
16689 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
16690 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
16691 looking for non-zero bits shifted out. Avoid a recursive call
16692 when constructing the scalar.
16693 (__floatundisf): Likewise.
16695 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
16697 * dwarf2out.c (field_byte_offset): Move the existing logic
16698 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
16699 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
16701 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
16704 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
16705 length argument of 0 for memset.
16706 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
16707 unsigned shift instead of the signed variant.
16709 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
16711 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
16712 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
16713 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
16714 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
16715 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
16716 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
16717 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
16718 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
16719 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
16720 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
16721 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
16722 "mul<mode>3", "div<mode>3"): Insn definitions added.
16723 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
16724 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
16725 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
16726 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
16727 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
16728 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
16729 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
16730 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
16731 TARGET_FLOAT_FORMAT): Macro definitions removed.
16732 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
16733 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
16734 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
16735 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
16736 (s390_gen_rtx_const_DI): Function removed.
16737 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
16739 2007-04-24 Richard Sandiford <richard@codesourcery.com>
16741 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
16742 over an external ffs function.
16744 2007-04-24 Chao-ying Fu <fu@mips.com>
16745 Richard Sandiford <richard@nildram.co.uk>
16747 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
16748 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
16749 (smadd_widen_optab, umadd_widen_optab): Define.
16750 * optabs.c (init_optabs): Initialize smadd_widen_optab and
16752 * genopinit.c (optabs): Fill in smadd_widen_optab and
16754 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
16755 and umadd_widen_optab to implement multiply-add sequences.
16756 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
16757 (<u>maddsidi4): ...this. Extend condition to include
16758 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
16759 of operand 0 to "ka" and use the three-operand form of madd<u>
16761 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
16763 * config/mips/constraints.md (ka): New register constraint.
16765 2007-04-24 Jan Hubicka <j@suse.cz>
16769 2007-04-23 Jan Hubicka <jh@suse.cz>
16770 * function.c (init_function_start): Don't init line number info.
16771 (expand_function_end): Update.
16772 (reset_block_changes, record_block_change, finalize_block_changes,
16773 check_block_change, free_block_changes): Kill.
16774 * function.h (reset_block_changes, record_block_change,
16775 finalize_block_changes, check_block_change, free_block_changes):
16777 (struct function): Remove ib_boundaries_block.
16778 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
16779 Use curr_insn_locator to initialize locator.
16780 (emit_line_note): Remove.
16781 * cfgexpand.c (expand_gimple_cond_expr): Update.
16782 (construct_exit_block): Likewise.
16783 (tree_expand_cfg): Initialize/finalize locators.
16784 * expr.c (expand_expr_real): Update.
16785 * cfglayout.c (line_locators_locs, line_locators_lines,
16786 file_locators_locs, file_locators_files): Remove.
16787 (set_block_levels): Move to cfgexpand.c.
16788 (insn_locators_initialize): Remove.
16789 (pass_insn_locators_initialize): Remove.
16790 (locations_locators_locs, locations_locators_vals): New static vars.
16791 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
16793 (insn_locators_alloc, insn_locators_finalize,
16794 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
16796 (locator_location): New.
16797 (locator_line, locator_file): Rewrite.
16798 * rtl.h (emit_line_note): Kill.
16799 (insn_locators_alloc, insn_locators_finalize,
16800 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
16802 * tree-inline.c (initialize_cfun): Do not initialize
16803 ib_boundaries_block.
16804 * passes.c (pass_insn_locators_initialize): Remove.
16806 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
16808 * doc/invoke.texi: Removed leading '-' from option index entries.
16810 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
16812 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
16814 (create_phi_node): Use set_phi_nodes.
16815 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
16816 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
16817 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
16818 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
16819 (bsi_start, bsi_last): Use bb_stmt_list.
16820 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
16821 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
16822 Traverse the statements using tsi iterator.
16823 * basic-block.h (struct basic_block_def): Fields stmt_list
16824 and phi_nodes moved to ...
16825 (struct tree_bb_info): ... new structure.
16826 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
16827 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
16828 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
16829 (tree_verify_flow_info): Verify that il.tree is not set for
16830 entry and exit block.
16831 (tree_split_block): Use set_bb_stmt_list.
16833 2007-04-23 Mike Stump <mrs@apple.com>
16835 * config/i386/i386.c (ix86_tune_features
16836 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
16839 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
16841 * config/i386/i386.md (prefix_extra): New attribute.
16842 (length): Add prefix_extra.
16844 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
16845 (sse2_movntv2di): Likewise.
16846 (sse2_cvtps2dq): Likewise.
16847 (sse2_cvtpd2pi): Likewise.
16848 (sse2_cvttpd2pi): Likewise.
16849 (*sse2_cvtpd2ps): Likewise.
16850 (*add<mode>3): Likewise.
16851 (sse2_ssadd<mode>3): Likewise.
16852 (sse2_usadd<mode>3): Likewise.
16853 (*sub<mode>3): Likewise.
16854 (sse2_sssub<mode>3): Likewise.
16855 (sse2_ussub<mode>3): Likewise.
16856 (*mulv8hi3): Likewise.
16857 (*smulv8hi3_highpart): Likewise.
16858 (*umulv8hi3_highpart): Likewise.
16859 (sse2_umulv2siv2di3): Likewise.
16860 (sse2_pmaddwd): Likewise.
16861 (ashr<mode>3): Likewise.
16862 (lshr<mode>3): Likewise.
16863 (ashl<mode>3): Likewise.
16864 (sse2_ashlti3): Likewise.
16865 (sse2_lshrti3): Likewise.
16866 (*umaxv16qi3): Likewise.
16867 (*smaxv8hi3): Likewise.
16868 (*uminv16qi3): Likewise.
16869 (*sminv8hi3): Likewise.
16870 (sse2_eq<mode>3): Likewise.
16871 (sse2_gt<mode>3): Likewise.
16872 (*and<mode>3): Likewise.
16873 (sse2_nand<mode>3): Likewise.
16874 (*ior<mode>3): Likewise.
16875 (*xor<mode>3): Likewise.
16876 (sse2_packsswb): Likewise.
16877 (sse2_packssdw): Likewise.
16878 (sse2_packuswb): Likewise.
16879 (sse2_punpckhbw): Likewise.
16880 (sse2_punpcklbw): Likewise.
16881 (sse2_punpckhwd): Likewise.
16882 (sse2_punpcklwd): Likewise.
16883 (sse2_punpckhdq): Likewise.
16884 (sse2_punpckldq): Likewise.
16885 (sse2_punpckhqdq): Likewise.
16886 (sse2_punpcklqdq): Likewise.
16887 (*sse2_pinsrw): Likewise.
16888 (*sse2_pextrw): Likewise.
16889 (sse2_pshufd_1): Likewise.
16890 (sse2_uavgv16qi3): Likewise.
16891 (sse2_uavgv8hi3): Likewise.
16892 (sse2_psadbw): Likewise.
16893 (sse2_pmovmskb): Likewise.
16894 (*sse2_maskmovdqu): Likewise.
16895 (*sse2_maskmovdqu_rex64): Likewise.
16896 (sse4a_extrqi): Likewise.
16897 (sse4a_extrq): Likewise.
16898 (sse3_lddqu): Set prefix_rep.
16899 (sse3_addsubv4sf3): Likewise.
16900 (sse3_haddv4sf3): Likewise.
16901 (sse3_hsubv4sf3): Likewise.
16902 (sse_cvtss2si): Likewise.
16903 (sse_cvtss2si_2): Likewise.
16904 (sse_cvtss2siq): Likewise.
16905 (sse_cvtss2siq_2): Likewise.
16906 (sse_cvttss2si): Likewise.
16907 (sse_cvttss2siq): Likewise.
16908 (sse2_cvttps2dq): Likewise.
16909 (sse3_movshdup): Likewise.
16910 (sse3_movsldup): Likewise.
16911 (sse2_cvtsd2si): Likewise.
16912 (sse2_cvtsd2si_2): Likewise.
16913 (sse2_cvtsd2siq): Likewise.
16914 (sse2_cvtsd2siq_2): Likewise.
16915 (sse2_cvttsd2si): Likewise.
16916 (sse2_cvttsd2siq): Likewise.
16917 (*sse2_cvtpd2dq): Likewise.
16918 (*sse2_cvttpd2dq): Likewise.
16919 (sse2_pshuflw_1): Likewise.
16920 (sse2_pshufhw_1): Likewise.
16921 (sse4a_insertqi): Likewise.
16922 (sse4a_insertq): Likewise.
16923 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
16924 (ssse3_phadddv4si3): Likewise.
16925 (ssse3_phaddswv8hi3): Likewise.
16926 (ssse3_phsubwv8hi3): Likewise.
16927 (ssse3_phsubdv4si3): Likewise.
16928 (ssse3_phsubswv8hi3): Likewise.
16929 (ssse3_pmaddubswv8hi3): Likewise.
16930 (ssse3_pmulhrswv8hi3): Likewise.
16931 (ssse3_pshufbv16qi3): Likewise.
16932 (ssse3_psign<mode>3): Likewise.
16933 (ssse3_palignrti): Likewise.
16934 (abs<mode>2): Likewise.
16935 (ssse3_phaddwv4hi3): Set prefix_extra.
16936 (ssse3_phadddv2si3): Likewise.
16937 (ssse3_phaddswv4hi3): Likewise.
16938 (ssse3_phsubwv4hi3): Likewise.
16939 (ssse3_phsubdv2si3): Likewise.
16940 (ssse3_phsubswv4hi3): Likewise.
16941 (ssse3_pmaddubswv4hi3): Likewise.
16942 (ssse3_pmulhrswv4hi3): Likewise.
16943 (ssse3_pshufbv8qi3): Likewise.
16944 (ssse3_psign<mode>3): Likewise.
16945 (ssse3_palignrdi): Likewise.
16946 (abs<mode>2): Likewise.
16947 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
16948 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
16949 (sse2_pmovmskb): Set mode to SI instead of V2DF.
16951 2007-04-23 Nick Clifton <nickc@redhat.com>
16953 * params.def: Fix formatting of emacs local variables.
16955 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
16957 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
16958 move if inter-unit move isn't allowed.
16959 Don't split moving the first element of V2DI to DI to inter-unit
16960 move if inter-unit move isn't allowed.
16962 2007-04-23 Richard Guenther <rguenther@suse.de>
16964 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
16965 and CDI_POST_DOMINATORS separately.
16967 2007-04-23 Nick Clifton <nickc@redhat.com>
16969 * c.opt (Wformat-contains-nul): Add warning attribute.
16971 2007-04-23 Jan Hubicka <jh@suse.cz>
16973 * function.c (init_function_start): Don't init line number info.
16974 (expand_function_end): Update.
16975 (reset_block_changes, record_block_change, finalize_block_changes,
16976 check_block_change, free_block_changes): Kill.
16977 * function.h (reset_block_changes, record_block_change,
16978 finalize_block_changes, check_block_change, free_block_changes):
16980 (struct function): Remove ib_boundaries_block.
16981 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
16982 Use curr_insn_locator to initialize locator.
16983 (emit_line_note): Remove.
16984 * cfgexpand.c (expand_gimple_cond_expr): Update.
16985 (construct_exit_block): Likewise.
16986 (tree_expand_cfg): Initialize/finalize locators.
16987 * expr.c (expand_expr_real): Update.
16988 * cfglayout.c (line_locators_locs, line_locators_lines,
16989 file_locators_locs, file_locators_files): Remove.
16990 (set_block_levels): Move to cfgexpand.c.
16991 (insn_locators_initialize): Remove.
16992 (pass_insn_locators_initialize): Remove.
16993 (locations_locators_locs, locations_locators_vals): New static vars.
16994 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
16996 (insn_locators_alloc, insn_locators_finalize,
16997 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
16999 (locator_location): New.
17000 (locator_line, locator_file): Rewrite.
17001 * rtl.h (emit_line_note): Kill.
17002 (insn_locators_alloc, insn_locators_finalize,
17003 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17005 * tree-inline.c (initialize_cfun): Do not initialize
17006 ib_boundaries_block.
17007 * passes.c (pass_insn_locators_initialize): Remove.
17009 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
17011 PR middle-end/31448
17012 * expr.c (reduce_to_bit_field_precision): Handle
17015 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
17017 PR tree-optimization/24659
17018 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
17019 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
17020 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
17021 * genopinit.c (optabs): Rename vec_pack_mod_optab
17022 to vec_pack_trunc_optab.
17023 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
17024 early for scalar floating point operands for NOP_EXPR.
17025 (vectorizable_type_promotion): Ditto.
17026 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
17027 vec_pack_trunc_optab.
17028 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
17030 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
17031 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
17032 Rename from VEC_PACK_MOD_EXPR.
17033 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
17034 * expr.c (expand_expr_real_1): Ditto.
17035 * tree-inline.c (estimate_num_insns_1): Ditto.
17036 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
17038 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
17039 (vec_unpacks_lo_v4sf): Ditto.
17040 (vec_pack_trunc_v2df): Ditto.
17041 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
17042 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
17043 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
17045 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
17047 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
17049 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
17050 Rename from VEC_PACK_MOD_EXPR. This expression also represent
17051 packing of floating point operands.
17052 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
17053 represent unpacking of floating point operands.
17054 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
17055 [vec_unpacks_hi]: Ditto.
17056 [vec_unpacks_lo]: Ditto.
17058 2007-04-22 Jan Hubicka <jh@suse.cz>
17060 * final.c (rest_of_handle_final): Call
17061 targetm.asm_out.constructor/targetm.asm_out.destructor
17062 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
17063 proper priority via decl_*_priority_insert.
17064 * c-common.c (c_expand_body): Likewise.
17066 2007-04-22 Richard Guenther <rguenther@suse.de>
17068 PR tree-optimization/29789
17069 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
17070 (rewrite_reciprocal): New helper split out from
17071 determine_invariantness_stmt.
17072 (rewrite_bittest): Likewise.
17073 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
17074 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
17077 2007-04-22 Revital Eres <eres@il.ibm.com>
17079 * loop-unroll.c (var_to_expand): New field to support also
17080 insns of the form x = something + x.
17081 (analyze_insn_to_expand_var): Use it.
17082 (expand_var_during_unrolling): Likewise.
17084 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
17086 * predict.c: Include pointer-set.h.
17087 (bb_predictions): New variable.
17088 (tree_predicted_by_p, tree_predict_edge,
17089 remove_predictions_associated_with_edge): Use bb_predictions map
17090 instead of bb->predictions.
17091 (clear_bb_predictions, assert_is_empty): New functions.
17092 (combine_predictions_for_bb): Use bb_predictions map. Call
17093 clear_bb_predictions.
17094 (tree_estimate_probability): Create and free bb_predictions map.
17095 * Makefile.in (predict.o): Add pointer-set.h dependency.
17096 * basic-block.h (struct basic_block_def): Remove predictions
17098 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
17100 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
17103 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
17106 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17108 * timevar.c (timevar_print): Change reference of --disable-checking to
17109 --enable-checking=release. Also warn if assert checking is disabled.
17111 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17114 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
17115 decl as addressable if the compound literal was marked as
17117 Mark the decl as a gimple register if it is a complex or
17118 vector decl and does not live in memory.
17120 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17122 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
17123 (GENERIC_NEXT): New function macro.
17124 (PHI_CHAIN): Use phi_node's new chain variable.
17125 (tree_phi_node): Change tree_common to tree_base
17126 and add the chain field.
17127 * tree-phinodes.c (make_phi_node): Don't set
17128 TREE_TYPE on the new node.
17129 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
17130 instead of checking GIMPLE_TUPLE_P in chain_next.
17131 * tree-vect-transform.c
17132 (get_initial_def_for_induction): Look at
17133 PHI_RESULT_TREE for the type of the phi node.
17134 (update_vuses_to_preheader): Use PHI_CHAIN
17135 instead of TREE_CHAIN on the phi node.
17136 * tree-ssa-structalias.c (compute_points_to_sets):
17138 (ipa_pta_execute): Likewise.
17140 2007-04-21 Richard Guenther <rguenther@suse.de>
17142 PR middle-end/31136
17143 * fold-const.c (fold_unary): Call fold_convert_const on the
17146 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
17148 * gcse.c (store_killed_in_insn): Handle PARALLELs.
17149 (store_killed_in_pat): New.
17151 2007-04-20 Richard Henderson <rth@redhat.com>
17154 * config/i386/i386.c (type_has_variadic_args_p): Look for any
17155 TREE_LIST with a void_type_node value, not void_list_node exactly.
17157 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
17159 * doc/standards.texi: Re-arrange into language-specific
17160 subsections. Add a C++ section, documenting which standards we
17163 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
17165 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
17166 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
17168 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
17170 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
17171 ecrti.o and crtbegin.o.
17172 (LIB_DEFAULT_SPEC): Include -lc.
17173 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
17175 2007-04-20 Richard Henderson <rth@redhat.com>
17178 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
17179 argument; update all callers.
17180 (get_unaligned_offset): New.
17181 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
17182 get_unaligned_address, just pass on the address directly.
17183 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
17184 the subreg in the helper patterns.
17185 (unaligned_extendqidi_le): Use get_unaligned_offset.
17186 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
17187 (unaligned_extendhidi_be): Likewise.
17188 (unaligned_extendhidi): Tidy.
17189 * config/alpha/alpha-protos.h: Update.
17191 2007-04-20 Richard Henderson <rth@redhat.com>
17193 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
17194 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
17195 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
17196 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
17197 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
17198 (CPP_SPEC): Don't include %(cpp_subtarget).
17199 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
17200 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
17201 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
17203 2007-04-20 Jakub Jelinek <jakub@redhat.com>
17205 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
17206 for __builtin_ia32_cmpordss.
17208 PR tree-optimization/31632
17209 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
17210 and arg1 for optimizations of comparison against min/max values.
17211 Fold arg0 to arg1's type for optimizations of comparison against
17212 min+1 and max-1 values.
17214 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
17216 * reload.c (combine_reloads): When trying to use a dying register,
17217 check whether it's uninitialized and don't use if so.
17219 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
17221 * fold-const.c: Remove prototypes for native_encode_expr and
17222 native_interpret_expr.
17223 (native_encode_expr): Make non-static.
17224 (native_interpret_expr): Likewise.
17225 * tree.h: Add prototypes for the above.
17227 2007-04-19 Joseph Myers <joseph@codesourcery.com>
17229 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
17230 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
17231 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
17232 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
17233 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
17234 Add length attributes.
17236 2007-04-19 Janis Johnson <janis187@us.ibm.com>
17238 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
17241 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
17242 __STDC_WANT_DEC_FP__.
17244 2007-04-19 Joseph Myers <joseph@codesourcery.com>
17246 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
17247 for long double compatibility.
17248 * configure: Regenerate.
17250 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
17252 PR rtl-optimization/29841
17253 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
17255 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
17256 that may cause control flow transfer from being moved.
17258 2007-04-18 Jan Hubicka <jh@suse.cz>
17260 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
17263 2007-04-18 Eric Christopher <echristo@apple.com>
17265 * config/rs6000/darwin.md (load_macho_picbase): Use link register
17266 only. Update operands.
17267 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
17268 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
17269 link register to pic register.
17271 2007-04-18 Dirk Mueller <dmueller@suse.de>
17273 PR diagnostic/31227
17274 * tree-vrp.c (search_for_addr_array): New.
17275 (check_array_bounds): Suppress warning about
17276 address taken of array refs if its not de-referenced.
17278 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
17280 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
17281 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
17283 * tree-vectorizer.h (NITERS_KNOWN_P): New.
17284 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
17285 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
17287 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
17289 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
17291 (vect_analyze_scalar_cycles): Fix indentation.
17292 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
17293 (vect_mark_relevant): Include phis in relevance analysis.
17295 * tree-vect-transform.c (vect_transform_loop): Add an assert.
17297 2007-04-18 Anatoly Sokolov <aesok@post.ru>
17299 * config/avr/avr.c (ptrreg_to_str): Replace error() with
17300 output_operand_lossage().
17302 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
17304 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
17305 the unused code for reduction without adjust-in-epilog to simplify the
17308 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
17310 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
17311 (S390_TDC_NEGATIVE_ZERO): New constant.
17312 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
17313 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
17314 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
17315 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
17316 (S390_TDC_POSITIVE_INFINITY): New constant.
17317 (S390_TDC_NEGATIVE_INFINITY): New constant.
17318 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
17319 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
17320 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
17321 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
17322 (S390_TDC_INFINITY): New constant.
17323 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
17324 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
17325 optimization for UNSPEC_CCZ_TO_INT.
17326 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
17327 ("*ccz_to_int"): New insn.
17328 ("isinf<mode>2"): New insn.
17329 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
17330 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
17331 (UNSPEC_CCZ_TO_INT): New constant.
17333 2007-04-18 Richard Guenther <rguenther@suse.de>
17335 PR tree-optimization/19431
17336 PR tree-optimization/21463
17337 * tree-pass.h (pass_phiprop): Declare.
17338 * passes.c (init_optimization_passes): New phiprop pass.
17339 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
17340 (phivn_valid_p): New helper function.
17341 (phiprop_insert_phi): Likewise.
17342 (propagate_with_phi): Likewise.
17343 (tree_ssa_phiprop): New propagator propagating loads
17344 through phi nodes if profitable.
17346 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
17348 * tree-vect-analyze.c (process_use): New function.
17349 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
17350 Check phis in all bbs.
17351 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
17354 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
17356 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
17359 2007-04-17 Anatoly Sokolov <aesok@post.ru>
17362 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
17365 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
17367 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
17369 (sse_vmmulv4sf3): Likewise.
17370 (sse2_vmaddv2df3): Likewise.
17371 (sse2_vmmulv2df3): Likewise.
17373 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
17375 PR rtl-optimization/31360
17376 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
17377 (target_reg_cost): New.
17378 (init_set_costs): Initialize target_reg_cost. Add comments
17379 regarding the rationale of the costs.
17380 (global_cost_for_size): Renamed to...
17381 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
17382 of register pressure.
17383 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
17384 estimate_reg_pressure_cost. Add number of ivs.
17385 (determine_set_costs): Dump target_reg_cost.
17386 * loop-invariant.c (gain_for_invariant): Use
17387 estimate_reg_pressure_cost. Removed n_inv_uses argument.
17388 (best_gain_for_invariant, find_invariants_to_move): Remove
17390 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
17391 (target_reg_cost): Declare.
17392 (global_cost_for_size): Declaration removed.
17393 (estimate_reg_pressure_cost): Declare.
17395 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
17397 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
17398 regnos into even/odd register pairs.
17399 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
17400 TDmode similar to the other floating point modes.
17401 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
17402 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
17404 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
17405 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
17406 (movdd_hardfloat64): Use TARGET_MFPGPR.
17408 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
17410 * reload1.c (delete_output_reload): Don't count output in n_inherited.
17413 2005-01-05 Richard Henderson <rth@redhat.com>
17415 * reload1.c (do_input_reload): Restrict the optimization deleteing
17416 a previous output reload to RELOAD_FOR_INPUT.
17418 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
17420 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
17421 induc_vec_info_type.
17422 (vectorizable_induction): New function declaration.
17423 * tree-vect-transform.c (get_initial_def_for_induction): No need to
17424 check if already vectorized. Find first place in BB where new stmts
17425 can be inserted. Takes only one argument.
17426 (vectorizable_induction): New function.
17427 (vect_transform_stmt): Add case for induc_vec_info_type to call
17428 vectorizable_induction.
17429 (vect_transform_loop): Consider phis for vectorization.
17430 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
17432 (analyze_operations): Call vectorizable_induction when analyzing phis.
17434 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
17435 (vect_mark_relevant): Include phis in relevance analysis.
17436 (vect_mark_stmts_to_be_vectorize): Likewise.
17437 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
17439 2007-04-16 Lawrence Crowl <crowl@google.com>
17441 * doc/invoke.texi (Debugging Options): Add documentation for the
17442 -femit-struct-debug options -femit-struct-debug-baseonly,
17443 -femit-struct-debug-reduced, and
17444 -femit-struct-debug-detailed[=...].
17446 * c-opts.c (c_common_handle_option): Add
17447 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
17448 and OPT_femit_struct_debug_detailed_.
17449 * c.opt: Add specifications for
17450 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
17451 and -femit-struct-debug-detailed[=...].
17452 * opts.c (set_struct_debug_option): Parse the
17453 -femit-struct-debug-... options.
17454 * opts.c (matches_main_base, main_input_basename,
17455 main_input_baselength, base_of_path, matches_main_base): Add
17456 variables and functions to compare header base name to compilation
17458 * opts.c (should_emit_struct_debug): Add to determine to emit a
17459 structure based on the option.
17460 (dump_struct_debug) Also disabled function to debug this
17462 * opts.c (handle_options): Save the base name of the
17465 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
17466 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
17467 This hook indicates if a type is generic. Set it by default
17468 to "never generic".
17469 * langhooks.h (struct lang_hooks_for_types): Add a new hook
17470 to determine if a struct type is generic or not.
17471 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
17472 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
17473 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
17474 with live C++ hook.
17476 * flags.h (enum debug_info_usage): Add an enumeration to describe
17477 a program's use of a structure type.
17478 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
17479 to indicate the program's usage of the type. Filter structs based
17480 on the -femit-struct-debug-... specification.
17481 (gen_type_die): Split into two routines, gen_type_die and
17482 gen_type_die_with_usage. gen_type_die is now a wrapper
17483 that assumes direct usage.
17484 (gen_type_die_with_usage): Replace calls to gen_type_die
17485 with gen_type_die_with_usage adding the program usage of
17486 the referenced type.
17487 (dwarf2out_imported_module_or_decl): Suppress struct debug
17488 information using should_emit_struct_debug when appropriate.
17490 2007-04-16 Ian Lance Taylor <iant@google.com>
17492 PR tree-optimization/31522
17493 * tree-vrp.c (vr_phi_edge_counts): New static variable.
17494 (vrp_initialize): Allocate vr_phi_edge_counts.
17495 (vrp_visit_phi_node): Don't push to infinity if we saw a new
17496 executable edge. Drop test for all constants.
17497 (vrp_finalize): Free vrp_phi_edge_counts.
17499 * doc/cpp.texi (Common Predefined Macros): Clarify description of
17500 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
17502 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
17503 predecessors at head rather than tail.
17505 2007-04-16 Matthias Klose <doko@debian.org>
17507 * config/alpha/linux.h (CPP_SPEC): Define.
17508 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
17510 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
17512 * function.h: Remove sequence_stack extern declaration.
17514 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
17516 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
17518 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
17521 2007-04-16 Anatoly Sokolov <aesok@post.ru>
17523 * config/avr/avr.c (avr_arch_types): Rearranging array.
17524 (enum avr_arch): Add.
17525 (avr_mcu_types): Use avr_arch enumeration constants instead of
17527 * config/avr/avr.h (LINK_SPEC): Simplify.
17529 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
17531 * config/m68k/m68k.c (m68k_libcall_value,
17532 m68k_function_value): Use macros for register names more.
17534 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
17536 (M68K_REGNAME): Use A6_REG.
17537 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
17539 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
17541 PR middle-end/28071
17542 * sched-int.h (struct deps): Split field 'pending_lists_length' into
17543 'pending_read_list_length' and 'pending_write_list_length'. Update
17545 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
17546 to handle two length counters instead of one. Update all uses.
17547 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
17548 two length counters instead of one.
17549 * sched-rgn.c (propagate_deps): Update to handle two length counters
17552 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
17555 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
17556 copy of source, pass it to ix86_expand_vector_set and return
17559 2007-04-16 David Ung <davidu@mips.com>
17560 Joseph Myers <joseph@codesourcery.com>
17562 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
17563 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
17564 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
17565 Add 74K processor information.
17566 * config/mips/mips.md: Include 74k.md.
17567 (cpu): Add 74kc,74kf,74kx.
17568 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
17569 * config/mips/74k.md: New.
17570 * doc/invoke.texi (MIPS Options): Document 74K support.
17572 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
17574 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
17575 vectorizable_* functions.
17576 * tree-vect-transform.c (vectorizable_call): Add check for
17577 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
17578 (vectorizable_store): likewise.
17579 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
17581 (vectorizable_operation, vectorizable_type_demotion): Likewise.
17582 (vectorizable_type_promotion, vectorizable_load): Likewise.
17583 (vectorizable_live_operation, vectorizable_condition): Likewise.
17584 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
17586 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
17588 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
17590 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
17591 register numbers more.
17592 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
17593 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
17594 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
17595 FUNCTION_VALUE_REGNO_P): Likewise.
17596 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
17597 STATIC_CHAIN_REGNUM): Likewise.
17598 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
17599 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
17600 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
17601 * config/m68k/m68k.md (FP_REG): New.
17603 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
17605 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
17608 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
17610 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
17611 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
17614 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
17616 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
17619 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
17622 * c-decl.c (finish_decl): Grab the type of the decl after the call
17623 to store_init_value.
17625 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
17627 * common.opt (fforward-propagate): Fix "Optimization" annotation.
17629 2007-04-14 Jakub Jelinek <jakub@redhat.com>
17632 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
17633 dominators, post dominators and cleanup cfg before returning.
17635 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
17637 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
17638 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
17640 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
17642 * config.gcc: Recognize fido.
17643 * config/m68k/m68k-devices.def (fidoa): New.
17644 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
17646 (FL_FIDOA, TARGET_FIDOA): New.
17647 * config/m68k/m68k.opt (mfidoa): New.
17649 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17651 PR middle-end/31322
17652 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
17653 when a personality function is used.
17655 2007-04-13 Bob Wilson <bob.wilson@acm.org>
17657 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
17659 2007-04-13 Mike Stump <mrs@apple.com>
17661 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
17663 * config/darwin.opt (fapple-kext): Make C++ only.
17664 * config/darwin.c (darwin_override_options): Remove code to ensure
17665 -fapple-kext is given for C++ only.
17667 2007-04-13 Richard Sandiford <richard@codesourcery.com>
17669 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
17670 * config/mips/mips.c (override_options): Call
17671 SUBTARGET_OVERRIDE_OPTIONS, if defined.
17673 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
17675 * config/i386/i386.opt (msvr3-shlib): Removed.
17677 * doc/invoke.texi: Remove -msvr3-shlib.
17679 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
17681 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
17682 with "popcnt" instruction.
17684 2007-04-13 Richard Guenther <rguenther@suse.de>
17686 PR tree-optimization/21258
17687 * tree-vrp.c (compare_case_labels): New helper.
17688 (find_switch_asserts): New function.
17689 (find_assert_locations): Call it for SWITCH_EXPRs.
17691 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
17693 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
17694 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
17695 check is now implied in X87_FLOAT_MODE_P.
17696 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
17697 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
17698 (fix_trunc<mode>_i386_fisttp): Ditto.
17699 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
17700 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
17701 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
17702 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
17703 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
17704 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
17705 (unnamed_splitters): Ditto.
17706 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
17707 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
17708 FIRST_SSE_REG for local functions when SSE math is enabled or
17709 for functions with sseregparm attribute.
17710 (standard_80387_constant_p): Return -1 if mode is not
17712 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
17713 (ix86_expand_compare): Ditto.
17714 (ix86_expand_carry_flag_compare): Ditto.
17715 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
17716 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
17717 DECIMAL_FLOAT_MODE_P.
17718 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
17719 of SCALAR_FLOAT_MODE_P.
17720 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
17721 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
17722 checks before FLOAT_MODE_P.
17723 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
17724 before FLOAT_MODE_P.
17729 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
17731 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
17732 Charles Wilson <libtool@cwilson.fastmail.fm>
17734 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
17735 (libgcc.mvars): Don't depend on them.
17736 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
17737 * exec-tool.in: New.
17739 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
17741 * doc/invoke.text (--help): Document --help=common.
17743 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
17745 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
17747 2007-04-12 Richard Sandiford <richard@codesourcery.com>
17749 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
17750 * genemit.c (main): Emit #include "integrate.h".
17751 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
17752 (LOADGP_RTP): New mips_loadgp_style.
17753 * config/mips/mips.h: Include config/vxworks-dummy.h.
17754 (TARGET_RTP_PIC): New macro.
17755 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
17756 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
17757 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
17758 for TARGET_RTP_PIC.
17759 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
17760 -mvxworks-pic when using -mrtp and a PIC option.
17761 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
17763 (mips_symbolic_constant_p, mips_symbolic_address_p)
17764 (mips_symbol_insns): Handle SYMBOL_HALF.
17765 (override_options): Warn about -G and -mrtp being used together.
17766 Initialize mips_lo_relocs[SYMBOL_HALF].
17767 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
17768 (mips_emit_loadgp): Handle LOADGP_RTP.
17769 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
17770 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
17771 (tablejump): Handle function-relative case table entries if
17773 * config/mips/predicates.md (symbol_ref_operand): New predicate.
17775 2007-04-12 Richard Sandiford <richard@codesourcery.com>
17777 * config/mips/mips.md (load_call<mode>): Allow any general register.
17779 (sibcall_value_internal, sibcall_value_multiple_internal)
17780 (call_value_internal, call_value_split, call_value_multiple_internal)
17781 (call_value_multiple_split): Remove constraints from operand 0.
17783 2007-04-12 Richard Sandiford <richard@codesourcery.com>
17785 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
17786 rather than loadgp_noshared.
17787 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
17788 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
17790 * config/mips/mips.md (loadgp): Rename to...
17791 (loadgp_newabi): ...this.
17792 (loadgp_noshared): Rename to...
17793 (loadgp_absolute): ...this.
17795 2007-04-12 Richard Sandiford <richard@codesourcery.com>
17797 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
17798 false for locally-binding symbols.
17799 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
17801 2007-04-12 Richard Sandiford <richard@codesourcery.com>
17803 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
17804 (SYMBOL_GOT_PAGE_OFST): ...this.
17805 (SYMBOL_GOT_GLOBAL): Rename to...
17806 (SYMBOL_GOT_DISP): ...this.
17807 (SYMBOL_GOTOFF_GLOBAL): Rename to...
17808 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
17809 * config/mips/mips.c (mips_global_symbol_p): New function.
17810 (mips_symbol_binds_local_p): Likewise.
17811 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
17812 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
17813 mips_global_symbol_p and mips_symbol_binds_local_p.
17814 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
17815 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
17816 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
17817 SYMBOL_GOTOFF_DISP.
17818 (mips_ok_for_lazy_binding_p): New function.
17819 (mips_load_call_address, mips_expand_call): Use it.
17820 (mips_dangerous_for_la25_p): Likewise.
17821 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
17822 (*got_disp<mode>): Use got_disp_operand instead of
17823 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
17824 SYMBOL_GOTOFF_GLOBAL.
17825 (*got_page<mode>): Use got_page_ofst_operand instead of
17827 * config/mips/predicates.md (const_call_insn_operand): Use
17828 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
17829 (global_got_operand): Rename to...
17830 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
17832 (local_got_operand): Rename to...
17833 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
17834 of SYMBOL_GOT_LOCAL.
17836 2007-04-12 Richard Sandiford <richard@codesourcery.com>
17838 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
17839 TARGET_CALL_CLOBBERED_GP.
17840 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
17841 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
17842 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
17843 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
17844 of TARGET_ABICALLS && !TARGET_NEWABI.
17845 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
17846 * config/mips/mips.c (mips_load_call_address): Check
17847 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
17848 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
17849 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
17850 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
17851 TARGET_ABICALLS && TARGET_NEWABI.
17852 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
17854 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
17855 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
17856 TARGET_ABICALLS && TARGET_NEWABI.
17857 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
17858 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
17859 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
17860 whether indirect calls must use $25.
17861 (mips_extra_live_on_entry): Check TARGET_GOT instead of
17863 * config/mips/mips.md (jal_macro): Check flag_pic and
17864 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
17865 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
17866 instead of TARGET_ABICALLS.
17867 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
17868 TARGET_ABICALLS && TARGET_OLDABI.
17869 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
17870 (sibcall): In the comment above the define_insn, mention
17871 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
17872 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
17873 instead of TARGET_ABICALLS.
17875 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
17877 * doc/md.texi (Blackfin family constraints): Document PA and PB.
17878 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
17879 (MACFLAGS_MATCH_P): New macro.
17880 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
17881 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
17882 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
17883 the other MACFLAG constants.
17884 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
17885 (flag_machi): Tighten constraints. Renumber some of the operands.
17886 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
17888 (flag_machi_parts_acconly): New pattern.
17889 (flag_macinithi): Tighten constraints. Allow any accumulator to be
17891 (flag_macinit1hi): Tighten constraints.
17892 (flag_mul_macv2hi_parts_acconly): New pattern.
17894 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
17895 Use a more efficient implementation.
17896 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
17897 inline sequences when not optimizing for size.
17899 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
17900 movhi_high2low): Delete, merge functionality into...
17901 (packv2hi): ... this pattern.
17903 2007-02-11 Jie Zhang <jie.zhang@analog.com>
17904 * config/bfin/bfin.opt (msim): New option.
17905 (mcpu=): New option.
17906 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
17907 (bfin_cpu_t): Typedef of enum bfin_cpu.
17908 (bfin_cpu_type): New declaration.
17909 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
17910 -msim and -mcpu= options.
17911 (LIB_SPEC): Likewise.
17912 * config/bfin/bfin.c (bfin_cpu_type): Define.
17913 (bfin_handle_option): Handle -mcpu= option.
17914 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
17915 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
17916 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
17918 2007-04-12 Richard Sandiford <richard@codesourcery.com>
17920 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
17921 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
17922 (powerpc-wrs-vxworksae): Use ${tm_file}.
17923 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
17924 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
17925 * config/i386/vx-common.h: New file.
17927 2007-04-12 Richard Sandiford <richard@codesourcery.com>
17929 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
17932 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
17934 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
17937 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
17941 * c-common.c (c_build_qualified_type): Set canonical type
17944 2007-04-12 Richard Guenther <rguenther@suse.de>
17946 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
17947 lower bound and element size if lower bound is not zero
17948 or either of the ARRAY_REF operands is set.
17950 2007-04-12 Richard Guenther <rguenther@suse.de>
17952 PR tree-optimization/24689
17953 PR tree-optimization/31307
17954 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
17956 * gimplify.c (canonicalize_addr_expr): To be consistent with
17957 gimplify_compound_lval only set operands two and three of
17958 ARRAY_REFs if they are not gimple_min_invariant. This makes
17959 it never at this place.
17960 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
17962 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17964 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
17965 null before emitting a .nsubspa directive.
17967 2007-04-11 Diego Novillo <dnovillo@redhat.com>
17969 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
17970 need_to_partition_p if there are no memory statements in the
17973 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
17975 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
17976 (gcd_of_steps_may_divide_p): New function.
17977 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
17979 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
17981 * reload.c (find_reloads_toplev, find_reloads_address,
17982 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
17983 not a pointer equality test, to decide if we need to call
17984 push_reg_equiv_alt_mem.
17986 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
17988 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
17989 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
17991 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
17993 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
17995 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
17996 vector to be positive.
17998 2007-04-11 Diego Novillo <dnovillo@redhat.com>
18002 * doc/invoke.texi: Document --params max-aliased-vops and
18004 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
18005 debug_memory_partitions): Move to tree-flow.h
18006 * params.h (AVG_ALIASED_VOPS): Define.
18007 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
18009 (mp_info_t): Likewise.
18010 (get_mem_sym_stats_for): New.
18011 (set_memory_partition): Move from tree-flow-inline.h.
18012 (mark_non_addressable): Only clear the set of symbols for the
18013 partition if it exists.
18014 (dump_memory_partitions): Move from tree-ssa-operands.c
18015 (debug_memory_partitions): Likewise.
18016 (need_to_partition_p): New.
18017 (dump_mem_ref_stats): New.
18018 (debug_mem_ref_stats): New.
18019 (dump_mem_sym_stats): New.
18020 (debug_mem_sym_stats): New.
18021 (update_mem_sym_stats_from_stmt): New.
18022 (compare_mp_info_entries): New.
18023 (mp_info_cmp): Call it.
18024 (sort_mp_info): Change argument to a list of mem_sym_stats_t
18026 (get_mpt_for): Move from tree-ssa-operands.c.
18027 (find_partition_for): New.
18028 (create_partition_for): Remove.
18029 (estimate_vop_reduction): New.
18030 (update_reference_counts): New.
18031 (build_mp_info): New.
18032 (compute_memory_partitions): Refactor.
18033 Document new heuristic.
18034 Call build_mp_info, update_reference_counts,
18035 find_partition_for and estimate_vop_reduction.
18036 (compute_may_aliases): Populate virtual operands before
18037 calling debugging dumps.
18038 (delete_mem_sym_stats): New.
18039 (delete_mem_ref_stats): New.
18040 (init_mem_ref_stats): New.
18041 (init_alias_info): Call it.
18042 (maybe_create_global_var): Remove alias_info argument.
18043 Get number of call sites and number of pure/const call sites
18044 from gimple_mem_ref_stats().
18045 (dump_alias_info): Call dump_memory_partitions first.
18046 (dump_points_to_info_for): Show how many times a pointer has
18048 * opts.c (decode_options): For -O2 set --param
18049 max-aliased-vops to 500.
18050 For -O3 set --param max-aliased-vops to 1000 and --param
18051 avg-aliased-vops to 3.
18052 * fortran/options.c (gfc_init_options): Remove assignment to
18054 * tree-flow-inline.h (gimple_mem_ref_stats): New.
18055 * tree-dfa.c (dump_variable): Dump memory reference
18057 Dump NO_ALIAS* settings.
18058 (referenced_var_lookup): Tidy.
18059 (mem_sym_stats): New.
18060 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
18061 and ORIG are different SSA names for a memory partition.
18062 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
18063 * tree-flow.h (struct mem_sym_stats_d): Define.
18064 (mem_sym_stats_t): Define.
18065 (struct mem_ref_stats_d): Define.
18066 (struct gimple_df): Add field mem_ref_stats.
18067 (enum noalias_state): Define.
18068 (struct var_ann_d): Add bitfield noalias_state.
18069 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
18070 debug_mem_ref_stats, debug_memory_partitions,
18071 debug_mem_sym_stats): Declare.
18072 * tree-ssa-structalias.c (update_alias_info): Update call
18073 sites, pure/const call sites and asm sites in structure
18074 returned by gimple_mem_ref_stats.
18075 Remove local variable IS_POTENTIAL_DEREF.
18076 Increase NUM_DEREFS if the memory expression is a potential
18078 Call update_mem_sym_stats_from_stmt.
18079 If the memory references memory, call
18080 update_mem_sym_stats_from_stmt for all the direct memory
18081 symbol references found.
18082 (intra_create_variable_infos): Set noalias_state field for
18083 pointer arguments according to the value of
18084 flag_argument_noalias.
18085 * tree-ssa-structalias.h (struct alias_info): Remove fields
18086 num_calls_found and num_pure_const_calls_found.
18087 (update_mem_sym_stats_from_stmt): Declare.
18088 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
18089 Set default value to 100.
18090 (PARAM_AVG_ALIASED_VOPS): Define.
18092 2007-04-11 Richard Guenther <rguenther@suse.de>
18094 PR middle-end/31530
18095 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
18096 a * -b + c as c - a * b if we honor sign dependent rounding.
18098 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
18100 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
18101 bfin_expand_strmov.
18102 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
18103 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
18105 (initialize_trampoline): Don't use old-style function definition.
18106 (bfin_secondary_reload): Mark IN_P argument as unused.
18108 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
18110 PR tree-optimization/31343
18111 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
18112 (build_polynomial_chrec): Return a scalar when the evolution is zero.
18113 * testsuite/gcc.dg/vect/pr31343.c: New.
18115 2007-04-10 Eric Christopher <echristo@apple.com>
18117 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
18118 * config/i386/i386.md (*cmpfp0): Use.
18119 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
18120 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
18121 (fix_trunc<mode>_i386_fisttp): Ditto.
18122 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
18123 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
18124 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
18125 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
18126 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
18127 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
18128 (unnamed_splitters): Ditto.
18129 * config/i386/i386.c (output_fix_trunc): Assert that
18130 we're not being passed a TFmode operand.
18132 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
18134 PR tree-optimization/31526
18135 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
18136 n_basic_blocks to find newly added blocks.
18138 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
18140 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
18142 (fix_trunc<mode>si_sse): Ditto.
18143 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
18144 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
18145 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
18146 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
18147 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
18148 expander using SSEMODEF mode macro.
18149 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
18150 expander using SSEMODEF mode macro.
18151 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
18152 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
18153 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
18154 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
18155 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
18156 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
18157 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
18158 Macroize insn using X87MODEF mode macro.
18160 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
18162 * config/i386/sse.md (sse2_pinsrw): Removed.
18163 (sse2_pextrw): Renamed to ...
18164 (*sse2_pextrw): This.
18166 2007-04-09 Jan Hubicka <jh@suse.cz>
18169 * config/i386/sse.md
18170 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
18171 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
18172 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
18173 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
18175 2007-04-09 Jan Hubicka <jh@suse.cz>
18177 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
18178 multiple fields of union.
18180 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
18182 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
18183 (create_preheaders): Check that loops are available.
18184 (fix_loop_structure): Clean up, improve comments.
18185 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
18186 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
18188 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
18189 * predict.c (tree_estimate_probability): Do not call
18190 calculate_dominance_info. Call create_preheaders.
18191 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
18192 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
18194 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
18195 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
18196 * tree-cfg.c (tree_split_edge): Make an assert more precise.
18197 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
18200 2007-04-08 Jan Hubicka <jh@suse.cz>
18202 * tree.h (maybe_fold_offset_to_component_ref): Declare.
18203 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
18204 * fold-const.c (fold_unary): Use it.
18206 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
18208 * varasm.c (assemble_variable): Remove call to
18209 lang_hooks.decls.prepare_assemble_variable.
18210 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
18211 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
18212 * langhooks.h (lang_hooks_for_decls): Remove
18213 prepare_assemble_variable.
18215 2007-04-08 Mike Stump <mrs@apple.com>
18217 * config/i386/i386.c: Use inc/dec on Core2.
18219 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
18221 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
18222 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
18223 lhd_tree_inlining_end_inlining): Remove.
18224 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
18225 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
18226 end_inlining hooks.
18227 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
18228 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
18229 lhd_tree_inlining_end_inlining): Remove prototypes.
18230 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
18231 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
18232 LANG_HOOKS_TREE_INLINING_START_INLINING,
18233 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
18235 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
18238 2007-04-08 Anatoly Sokolov <aesok@post.ru>
18241 * config/avr/predicates.md (io_address_operand): Delete predicate.
18242 (low_io_address_operand): Don't use 'mode' argument.
18243 (higth_io_address_operand): Rename ...
18244 (high_io_address_operand): ... to this. Don't use 'mode' argument.
18245 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
18248 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
18250 Revert change removing staticp.
18252 2007-04-07 Anatoly Sokolov <aesok@post.ru>
18255 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
18258 2007-04-07 Bruce Korb <bkorb@gnu.org>
18260 * c.opt: Add -Wformat-contains-nul.
18261 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
18263 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
18264 the NUL byte warning.
18266 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
18268 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
18270 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
18272 * tree.c (staticp): No longer use staticp langhook.
18273 * langhooks.c (lhd_staticp): Removed.
18274 * langhooks.h (struct lang_hooks): Remove staticp.
18275 * c-common.c (c_staticp): Remove.
18276 * c-common.h (c_staticp): Ditto.
18277 * langhooks-defs.h (lhd_staticp): Ditto.
18278 (LHD_HOOKS_STATICP): Ditto
18279 * tree.h (gcc_assert_lowered): New macro.
18281 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
18283 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
18284 argument "reliable".
18285 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
18286 Add argument "reliable". Propagate it through calls.
18287 (infer_loop_bounds_from_undefined): Derive number of iterations
18288 estimates from references in blocks that do not dominate loop latch.
18289 (gcov_type_to_double_int): New function.
18290 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
18291 and expected_loop_iterations_unbounded.
18292 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
18293 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
18294 * tree-data-ref.c (estimated_loop_iterations): Export.
18295 (get_references_in_stmt): Fix -- do not return addresses of local
18297 * cfgloop.h (expected_loop_iterations_unbounded,
18298 estimated_loop_iterations): Declare.
18300 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
18302 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
18304 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
18306 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
18307 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
18308 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
18309 Use output_387_reg_move().
18310 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
18311 expander using X87MODEF12 mode macro.
18312 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
18313 choosing register preferences. Use output_387_reg_move().
18314 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
18315 instead of "x". Use output_387_reg_move().
18316 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
18317 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
18318 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
18319 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
18320 Use output_387_reg_move().
18321 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
18323 (*truncxf?f_i387 splitter): Ditto.
18325 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
18327 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
18328 LANG_HOOKS_SAFE_FROM_P.
18329 * expr.c (safe_from_p): Remove langhook call.
18330 * langhooks.h (lang_hooks): Remove safe_from_p.
18331 (lhd_safe_from_p): Remove prototype.
18332 * langhooks.c (lhd_safe_from_p): Remove.
18334 2007-04-06 Jan Hubicka <jh@suse.cz>
18336 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
18339 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
18341 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
18342 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
18343 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
18344 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
18346 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
18347 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
18349 2007-04-05 Richard Henderson <rth@redhat.com>
18351 * config/alpha/alpha.c (print_operand) [+]: Remove.
18352 (alpha_end_function): Print nop if call at end of function.
18353 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
18354 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
18355 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
18356 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
18357 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
18358 the call pattern. Update peepholes to match.
18360 2007-04-05 Janis Johnson <janis187@us.ibm.com>
18362 * doc/extend.texi (Other Builtins): Add decimal float variants
18364 * builtins.def: Ditto.
18365 * builtins.c (expand_builtin): Ditto.
18367 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
18368 H.J. Lu <hongjiu.lu@intel.com>
18371 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
18372 of V8HImode when calling ix86_binary_operator_ok.
18373 (sse2_pmaddwd): Call ix86_binary_operator_ok.
18374 (sdot_prodv8hi): Operands 1 and 2 must be register.
18376 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
18378 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
18379 initialize align to silence bogus warning.
18381 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
18383 PR middle-end/22156
18384 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
18386 (struct sra_walk_fns): Remove use_all parameter from use.
18387 (sra_hash_tree): Handle BIT_FIELD_REFs.
18388 (sra_elt_hash): Don't hash bitfld blocks.
18389 (sra_elt_eq): Skip them in parent compares as well. Handle
18391 (sra_walk_expr): Don't maintain or pass down use_all_p.
18392 (scan_use): Remove use_all parameter.
18393 (scalarize_use): Likewise. Re-expand assignment to
18394 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
18395 output, and re-scalarize after output. Don't mark anything
18397 (scalarize_ldst): Adjust.
18398 (scalarize_walk_gimple_modify_statement): Likewise.
18399 (build_element_name_1): Handle BIT_FIELD_REFs.
18400 (instantiate_element): Don't warn for any element whose parent
18401 is used as a whole.
18402 (instantiate_missing_elements_1): Return the sra_elt.
18403 (canon_type_for_field): New.
18404 (try_instantiate_multiple_fields): New.
18405 (instantiate_missing_elemnts): Use them.
18406 (mark_no_warning): Removed.
18407 (generate_one_element_ref): Handle BIT_FIELD_REFs.
18408 (REPLDUP, sra_build_elt_assignment): New.
18409 (generate_copy_inout): Use them.
18410 (generate_element_copy): Likewise. Handle bitfld differences.
18411 (generate_element_zero): Don't recurse for blocks. Use
18412 sra_build_elt_assignment.
18413 (generate_one_element_int): Take elt instead of var. Use
18414 sra_build_elt_assignment.
18415 (generate_element_init_1): Adjust.
18416 (scalarize_use, scalarize_copy): Use REPLDUP.
18417 (scalarize_ldst): Move assert before dereference.
18418 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
18420 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
18422 * regmove.c: Fix unused variable warnings due to previous commit.
18424 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
18426 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
18427 (regmove_bb_head): Remove.
18428 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
18429 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
18430 problems with fixup_match_1.
18431 Don't initialize/free regmove_bb_head.
18433 (reg_is_remote_constant_p): If an insn is in the same basic block
18434 but not before INSN, consider it remote, too.
18436 2007-04-05 Anatoly Sokolov <aesok@post.ru>
18439 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
18440 DECL_ASSEMBLER_NAME, not the DECL_NAME.
18442 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
18444 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
18445 (CONDITIONAL_REGISTER_USAGE): Likewise.
18447 2007-04-04 Richard Henderson <rth@redhat.com>
18449 * config/alpha/lib1funcs.asm: Remove unused file.
18451 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
18454 * opts.c (print_specific_help): Fix --help=<language>
18456 (common_handle_option): Support --help=common.
18458 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
18461 * gcc.c (main): Do not run the linker if
18462 print_subprocess_help indicates that it shouldn't be
18465 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
18468 * doc/invoke.texi (--help=): Document <languages> value, fix
18469 formatting in tables of values.
18471 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
18473 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
18474 dllimport attribute of virtual methods.
18476 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
18478 * config/score/crti.asm: Change _bss_start to __bss_start.
18479 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
18480 (OUTGOING_REG_PARM_STACK_SPACE) update.
18481 * config/score/score.opt: add options to make backend support
18482 score5, score5u, score7 and score7d.
18483 * config/score/score.md: Likewise.
18484 * config/score/misc.md: Likewise.
18485 * config/score/mac.md: Likewise.
18486 * doc/invoke.texi: Likewise.
18487 * doc/md.texi: update constraints define.
18489 2007-04-03 Richard Henderson <rth@redhat.com>
18491 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
18492 an appropriate type, use the mode instead.
18494 2007-04-03 Richard Sandiford <richard@codesourcery.com>
18496 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
18497 Set the default --with-arch setting to mips2.
18498 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
18499 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
18500 (MULTILIB_OSDIRNAMES): Delete.
18501 (MULTILIB_DIRNAMES): Define.
18502 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
18503 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
18504 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
18505 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
18506 VXWORKS_OS_CPP_BUILTINS.
18507 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
18508 (MIPS_DEBUGGING_INFO): Undefine.
18509 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
18511 2007-04-03 Jakub Jelinek <jakub@redhat.com>
18513 PR middle-end/30704
18514 * fold-const.c (native_encode_real): Encode real.c provided longs
18515 as a series of 32-bit native integers.
18516 (native_interpret_real): Interpret buffer as a series of 32-bit
18519 2007-04-03 Richard Guenther <rguenther@suse.de>
18521 * genpreds.c (write_insn_constraint_len): Write function
18522 optimized for CONSTRAINT_LEN implementation.
18523 (write_tm_preds_h): Output insn_constraint_len inline and
18524 use it for CONSTRAINT_LEN.
18525 (write_insn_preds_c): Don't output insn_constraint_len.
18526 * doc/md.texi (define_register_constraint): Document multi-letter
18527 constraints shall have the same length if they start with the same
18530 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
18533 * config/i386/i386.md (isinf<mode>2): Expand only when
18534 TARGET_C99_FUNCTIONS is set.
18536 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
18538 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
18539 (x86_64-*-linux*): Ditto.
18540 * config/i386/i386.opt (mpc): New option.
18541 * config/i386/i386.c (overrride_options): Handle
18542 ix87_precision_string.
18543 * config/i386/crtprec.c: New file.
18544 * config/i386/t-crtpc: Ditto.
18545 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
18546 and -mpc80 options.
18547 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
18548 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
18549 crtprec32.o, crtprec64.o and crtprec80.o.
18551 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
18552 and -mpc80 options.
18553 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
18555 2007-04-02 Eric Christopher <echristo@apple.com>
18557 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
18558 limitations on darwin.
18560 2007-04-02 Anatoly Sokolov <aesok@post.ru>
18563 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
18565 2007-04-02 Dave Korn <dave.korn@artimi.com>
18567 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
18569 2007-04-02 Dave Korn <dave.korn@artimi.com>
18571 * libgcc2.h (exception_descriptor): Don't forward-declare.
18572 (__get_eh_table_language, __get_eh_table_version): Delete
18573 prototypes of long-dead functions.
18575 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
18577 * ebitmap.h: New file
18578 * ebitmap.c: New file
18579 * Makefile.in (ebitmap.o): New target.
18581 2007-04-01 Jan Hubicka <jh@suse.cz>
18583 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
18584 before very first instruction.
18586 2007-04-01 Jan Hubicka <jh@suse.cz>
18588 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
18589 waring on 64bit hosts.
18590 * bitmap.h: Fix typo in bitmap_head_def.
18592 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
18594 PR rtl-optimization/31391
18595 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
18596 into a DELETED_LABEL note, and the label is in an empty basic
18597 block, update BB_END as well as BB_HEAD.
18599 2007-04-01 Richard Henderson <rth@redhat.com>
18601 PR tree-optimization/31169
18602 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
18603 to varying if the range is outside [0, prec-1].
18605 2007-04-01 Richard Sandiford <richard@codesourcery.com>
18608 * config/mips/mips.md (load_const_gp): New insn.
18609 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
18610 the MIPS16 GP pseudo register if no_new_pseudos.
18611 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
18613 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
18616 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
18618 (call_value): Likewise.
18620 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
18621 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18624 * doc/invoke.texi: (optimization options): Reword description
18625 of -ffast-math. Document its primary purpose.
18627 2007-03-31 Richard Guenther <rguenther@suse.de>
18629 * omp-low.c (splay-tree.h): Include.
18630 (lookup_decl): Replace splay-tree usage by pointer-map.
18631 (maybe_lookup_decl): Likewise.
18632 (new_omp_context): Likewise.
18633 (delete_omp_context): Likewise.
18634 * gimplify.c (splay-tree.h): Include.
18635 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
18637 (remap_ssa_name): Likewise.
18638 (remap_decl): Likewise.
18639 (remap_type_1): Likewise.
18640 (remap_type): Likewise.
18641 (copy_body_r): Likewise.
18642 (expand_call_inline): Likewise.
18643 (clone_body): Likewise.
18644 (copy_tree_r): Likewise.
18645 (remap_save_expr): Likewise.
18646 (unsave_r): Likewise.
18647 (unsave_expr_now): Likewise.
18648 (tree_function_versioning): Likewise.
18649 (build_duplicate_type): Likewise.
18650 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
18651 (struct copy_body_data): Replace splay-tree by pointer-map.
18652 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
18653 not $(SPLAY_TREE_H).
18654 (gimplify.o): Depend on $(SPLAY_TREE_H).
18655 (omp-low.p): Likewise.
18657 2007-03-31 Anatoly Sokolov <aesok@post.ru>
18659 * config/avr/predicates.md (even_register_operand,
18660 odd_register_operand): New predicates.
18661 * config/avr/avr.md (movw peephole2): New.
18662 (movw_r peephole2): New.
18664 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
18666 * tree.h (get_signed_or_unsigned_type): New.
18667 * fold-const.c (operand_equal_for_comparison_p): Use
18668 get_signed_or_unsigned_type instead of
18669 lang_hooks.types.signed_or_unsigned_type.
18670 * expr.c (store_expr): Ditto.
18671 * langhooks.c (get_signed_or_unsigned_type): New.
18672 (lhd_signed_or_unsigned_type): New.
18673 * langhooks.h (lhd_signed_or_unsigned_type): New.
18674 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
18676 2007-03-30 Richard Henderson <rth@redhat.com>
18678 * tree-ssa-loop-ivopts.c: Include target.h.
18679 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
18680 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
18681 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
18682 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
18684 2007-03-30 Richard Henderson <rth@redhat.com>
18685 Kai Tietz <kai.tietz@onevision.com>
18687 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
18688 default for 64-bit.
18689 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
18690 (TARGET_64BIT_MS_ABI): New.
18691 (DBX_REGISTER_NUMBER): Handle 64-bit.
18692 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
18693 (LONG_TYPE_SIZE): Force to 32.
18694 (REG_PARM_STACK_SPACE): New.
18695 (OUTGOING_REG_PARM_STACK_SPACE): New.
18696 (REGPARM_MAX, SSE_REGPARM_MAX): New.
18697 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
18698 (STACK_BOUNDARY): Use 128 for 64-bit.
18699 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
18700 Add 64-bit implementation.
18701 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
18703 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
18704 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
18705 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
18706 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
18707 (ix86_handle_cconv_attribute): Don't warn when ignoring if
18708 TARGET_64BIT_MS_ABI.
18709 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
18710 (ix86_pass_by_reference): Likewise.
18711 (ix86_function_value_regno_p): Likewise.
18712 (ix86_build_builtin_va_list): Likewise.
18713 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
18714 (function_arg_advance_ms_64): New.
18715 (function_arg_advance): Call it.
18716 (function_arg_ms_64): New.
18717 (function_arg): Call it.
18718 (function_value_ms_64): New.
18719 (ix86_function_value_1): Call it.
18720 (return_in_memory_ms_64): New.
18721 (ix86_return_in_memory): Call it.
18722 (setup_incoming_varargs_ms_64): New.
18723 (ix86_setup_incoming_varargs): Call it.
18724 (ix86_expand_prologue): Handle 64-bit stack probing.
18725 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
18726 (output_pic_addr_const): Likewise.
18727 (x86_this_parameter): Likewise.
18728 (x86_output_mi_thunk): Likewise.
18729 (x86_function_profiler): Likewise.
18730 (TARGET_STRICT_ARGUMENT_NAMING): New.
18731 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
18732 (TARGET_64BIT_MS_ABI): New.
18733 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
18734 * config/i386/i386.md (allocate_stack_worker): Remove.
18735 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
18736 describe the clobber of eax without a match_scratch.
18737 (allocate_stack_worker_postreload): Remove.
18738 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
18739 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
18740 (allocate_stack_worker_rex64_postreload): Remove.
18741 (allocate_stack): Handle 64-bit.
18742 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
18743 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
18744 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
18745 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
18746 (STANDARD_STARTFILE_PREFIX_1): Likewise.
18747 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
18748 * config.build (x86_64-*-mingw*): New host.
18749 * config.host (x86_64-*-mingw*): New host.
18750 * config.gcc (x86_64-*-mingw*): New target.
18751 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
18753 2007-03-30 Richard Henderson <rth@redhat.com>
18754 Kai Tietz <kai.tietz@onevision.com>
18756 * c-pragma.c (struct def_pragma_macro_value): New.
18757 (struct def_pragma_macro): New.
18758 (pushed_macro_table): New.
18759 (dpm_hash, dpm_eq): New.
18760 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
18761 (init_pragma): Install them.
18762 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
18764 2007-03-30 Anatoly Sokolov <aesok@post.ru>
18766 * config/avr/avr.c (avr_override_options): Clear
18767 'flag_delete_null_pointer_checks'.
18769 2007-03-30 Paolo Carlini <pcarlini@suse.de>
18772 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
18773 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
18774 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
18775 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
18776 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
18777 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
18778 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
18780 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
18782 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
18784 * regmove.c: Move all of pass_stack_adjustments from here...
18785 * combine-stack-adj.c: ...to this new file.
18786 * Makefile.in: Add rules for combine-stack-adj.o.
18788 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
18790 PR tree-optimization/31383
18791 * tree-data-ref.c (affine_function_equal_p): Do not require the
18792 vectors to have the same length.
18794 2007-03-30 Jan Hubicka <jh@suse.cz>
18796 PR middle-end/30700
18797 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
18798 availablility; add more sanity checking; ask varpool only about
18801 2007-03-29 Richard Henderson <rth@redhat.com>
18803 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
18804 to decide, but __SIZEOF_LONG_LONG__.
18806 2007-03-29 Richard Henderson <rth@redhat.com>
18808 * emutls.c (struct __emutls_array): New.
18809 (emutls_destroy): Use it instead of casting element 0 from void*.
18810 (__emutls_get_address): Likewise.
18812 2007-03-29 Richard Henderson <rth@redhat.com>
18814 * varasm.c (initializer_constant_valid_p): Don't deny
18815 DECL_DLLIMPORT_P on functions.
18817 * config/i386/cygming.h: Remove function declarations.
18818 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
18819 (ASM_OUTPUT_LABELREF): Remove.
18820 (COMMON_ASM_OP): Remove.
18821 (ASM_OUTPUT_COMMON): Remove.
18822 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
18823 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
18824 (ASM_DECLARE_FUNCTION_NAME): Likewise.
18825 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
18826 Rename from TARGET_ENCODE_SECTION_INFO.
18827 * config/i386/netware.h: Likewise.
18828 * config/i386/i386-protos.h: Update.
18829 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
18830 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
18831 (legitimate_constant_p): Reject dllimports.
18832 (dllimport_map, get_dllimport_decl): New.
18833 (legitimize_dllimport_symbol): New.
18834 (legitimize_address, ix86_expand_move): Use it.
18835 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
18836 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
18837 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
18838 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
18839 * config/i386/predicates.md (constant_call_address_operand): Only
18840 accept symbols; reject dllimport_p symbols.
18841 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
18842 i386_pe_maybe_record_exported_symbol.
18843 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
18844 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
18845 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
18846 trust the setting of DECL_DLLIMPORT_P.
18847 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
18848 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
18849 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
18850 tidy the argument scanning loop.
18851 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
18852 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
18853 (i386_pe_strip_name_encoding): Remove.
18854 (i386_pe_binds_local_p): New.
18855 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
18856 (i386_pe_output_labelref): Remove.
18857 (i386_pe_asm_output_aligned_decl_common): New.
18858 (i386_pe_maybe_record_exported_symbol): Rename from
18859 i386_pe_record_exported_symbol; check for dllexported symbols.
18861 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
18863 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
18864 add comment explaining why vsnprintf cannot be used.
18866 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
18868 PR tree-optimization/30666
18869 * tree.c (build_complex_type): When creating type names for DWARF2
18870 debug info, create TYPE_DECLs for TYPE_NAME instead of
18872 (build_common_tree_nodes_2): Use build_complex_type when building
18873 predefined complex types, to preserve canonical types.
18875 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
18877 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
18878 (noce_get_alt_condition): Look at it to determine whether to
18879 reverse the condition or not.
18880 (noce_get_condition): Substitute the truth for lies.
18881 (noce_find_if_block): Set the then_else_reversed field.
18883 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
18885 * config/fr30/fr30.md (movdi): Do not accept immediates as the
18886 destination of this insn.
18887 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
18888 than calling gen_rtx_SET directly. Use r0 to hold the value of
18889 'address + 4' rather than a stack based temporary which can be
18890 mis-optimized away.
18892 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
18894 * config/s390/s390.c (s390_secondary_input_reload_class,
18895 s390_secondary_output_reload_class): Functions removed.
18896 (s390_secondary_reload): New function.
18897 (TARGET_SECONDARY_RELOAD): Target macro defined.
18898 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
18899 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
18900 * config/s390/s390.md ("reload_outti", "reload_outdi",
18901 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
18902 "reload_out<mode>"): Expanders removed.
18903 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
18904 "reload<mode>_nonoffmem_out"): Expanders added.
18906 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
18908 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
18909 action if SRC->DEST replacement failed anyway.
18911 2007-03-28 Mike Stump <mrs@apple.com>
18913 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
18914 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
18915 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
18917 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
18919 * config.gcc: Accept barcelona as a variant of amdfam10.
18920 * config/i386/i386.c (override_options): Likewise.
18921 * doc/invoke.texi: Likewise.
18923 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
18925 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
18926 offsets for BIT_FIELD_REF and COMPONENT_REF.
18928 2007-03-28 Richard Guenther <rguenther@suse.de>
18930 * tree.c (is_global_var): Move ...
18931 * tree-flow-inline.h (is_global_var): ... here.
18932 * tree.h (is_global_var): Remove declaration.
18934 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
18936 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
18938 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
18939 * config/i386/i386.c (ix86_tune_features): Initialize new
18941 * config/i386/predicates.md (promotable_binary_operator): Use
18942 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
18944 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
18947 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
18949 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
18951 * config/fr30/fr30.md (movsi_internal): Change destination
18952 constraint from m to V and add m to the end.
18954 2007-03-28 Christian Bruel <christian.bruel@st.com>
18956 * config/sh/sh.md (movsi_i): Fix type attribute.
18958 2007-03-28 Christian Bruel <christian.bruel@st.com>
18960 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
18961 (movsf_ie): Likewise.
18963 2007-03-28 Christian Bruel <christian.bruel@st.com>
18965 * config.gcc: Add sh4-300 to multilib.
18966 * config/sh/t-mlib-sh4-300: New file.
18968 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
18970 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
18971 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
18972 fix_trunc<mode>di2.
18973 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
18974 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
18975 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
18976 "fixuns_trunctddi2"): Whitespace fix.
18978 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
18980 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
18981 the definition of struct sh_args.
18982 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
18983 CALL_COOKIE_INT_REG_GET): Likewise.
18985 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
18987 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
18988 transformations are applied successfully.
18990 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
18992 * tree.c (tree_contains_struct): Permit 512 tree codes.
18993 * tree.h (tree_contains_struct): Ditto.
18994 (MAX_TREE_CODES): Ditto.
18995 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
18996 SPARE member to store remaining padding bits.
18998 2007-03-27 Anatoly Sokolov <aesok@post.ru>
19000 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
19003 2007-03-27 Janis Johnson <janis187@us.ibm.com>
19005 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
19006 * configure: Regenerate.
19008 * configure: Regenerate using the correct version of autoconf.
19010 2007-03-27 Anatoly Sokolov <aesok@post.ru>
19012 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
19014 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
19015 regs to "__SP_L__" and "__SP_H__".
19017 2007-03-27 Richard Guenther <rguenther@suse.de>
19019 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
19020 computations with it with a HOST_WIDE_INT variable.
19022 2007-03-26 Mike Stump <mrs@apple.com>
19024 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
19025 objective-c-header, objective-c++-header and objc++-cpp-output
19027 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
19029 2007-03-26 Richard Henderson <rth@redhat.com>
19032 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
19033 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
19034 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
19035 IX86_BUILTIN_PSRLQ128): New.
19036 (ix86_init_mmx_sse_builtins): Add them.
19037 (ix86_expand_builtin): Expand them.
19038 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
19039 operand 2 be TImode.
19040 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
19041 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
19042 _mm_srli_epi64): Mark __B const.
19043 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
19044 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
19045 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
19046 new two-vector shift builtins.
19048 2007-03-26 Ian Lance Taylor <iant@google.com>
19050 PR tree-optimization/31345
19051 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
19052 [+INF, +INF(OVF)] into VARYING.
19054 2007-03-26 Zack Weinberg <zackw@panix.com>
19056 * gengtype-parse.c: New file.
19057 * gengtype-yacc.y: Delete.
19058 * gengtype-lex.l: Don't include gengtype-yacc.h.
19059 Define YY_DECL and yyterminate appropriately for recursive
19060 descent parser. yylval is now a string out-parameter to yylex.
19061 (HWS, EOID): New shorthand.
19062 (IWORD): Add a couple more types.
19063 (yylex): Add a setup stanza. Remove the complex rules for
19064 detecting GTY'ed types and typedefs; replace with simple
19065 keyword detectors. Adjust everything for the changed
19066 definition of yylval. Ignore all pp-directives, not just #define.
19068 (parse_file): Rename yybegin; do not call yyparse.
19070 * gengtype.c (xasprintf): Export again.
19071 (this_file): New. Use everywhere __FILE__ was being used.
19072 (get_lang_bitmap): Special case types defined in gengtype.c.
19073 (do_typedef, new_structure): Suppress definition of certain types.
19074 (new_structure): Improve diagnostics of duplicate definitions.
19075 Make sure location_s is associated with input.h.
19076 (nreverse_pairs, define_location_structures): New functions.
19077 (main): Improve tagging of kludge types. Remove old kludges
19078 for input.h types; use define_location_structures.
19079 * gengtype.h: Update prototypes. Define token codes here.
19080 * Makefile.in: Remove all references to gengtype-yacc.
19081 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
19083 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
19084 add GTY((skip)) to the field that's only conditionally there.
19085 * doc/install.texi: Document that Bison is no longer required
19086 unless building treelang.
19088 * gengtype.c: Don't include gtyp-gen.h.
19089 (srcdir): Declare here.
19090 (base_files, lang_dir_names): Allocate dynamically.
19091 (gt_files, num_gt_files, num_lang_dirs): New globals.
19092 (measure_input_list, read_input_line, read_input_list)
19093 (set_lang_bitmap): New functions.
19094 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
19095 simplify, relying on read_input_list to set up the bitmaps.
19096 (main): Arguments are no longer unused. Check for correct number
19097 of command line arguments, set srcdir and srcdir_len, then call
19098 read_input_list, before doing anything else. No need to worry
19099 about duplicates in main loop.
19100 * configure.ac: Simplify the calculation of all_gtfiles.
19101 Put language tags in there. Don't set or substitute
19102 all_gtfiles_files_langs or all_gtfiles_files_frags.
19103 * Makefile.in: Revamp the way gengtype is invoked, now that it
19104 takes a file on its command line with a much simpler format.
19105 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
19106 (GTFILES): Remove duplicates and C source files.
19107 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
19108 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
19109 * configure: Regenerate.
19111 * gengtype.h: Remove all type definitions to gengtype.c; leave
19112 only definitions of options_p, type_p, and pair_p as opaque
19113 pointers. Update prototypes.
19114 * gengtype.c: Many type definitions moved here from gengtype.h.
19115 Consolidate type definitions at the top of the file.
19116 (xvasprintf): Delete.
19117 (xasprintf): Make static.
19118 (create_nested_pointer_option): Add 'next' parameter.
19119 (create_field_all, create_field_at): New functions.
19120 (create_field): Now a thin wrapper around create_field_all.
19121 (create_optional_field): Rename create_optional_field_ and add
19122 line argument. Original name is now a macro which supplies
19124 (oprintf): Use vsnprintf directly.
19125 (close_output_files): Use fatal rather than perror/exit.
19126 (note_def_vec, note_def_vec_alloc): Use create_field_at.
19127 (main): Set progname. Don't use exit.
19128 * gengtype-yacc.y (struct_fields): Use create_field_at.
19129 (option, optionseqopt): Delete.
19130 (optionseq): Consolidate productions from option here so we
19131 can use the first argument to create_option.
19133 * gengtype-lex.l: Distinguish unions from structures in the
19134 token type. Don't call find_structure; return the tag as a string.
19135 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
19136 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
19137 string. Reorganize typedef_struct production accordingly.
19138 Use create_nested_ptr_option.
19139 * gengtype.c (create_nested_ptr_option): New function.
19140 * gengtype.h: Declare it.
19142 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
19143 (string_type): Don't declare.
19144 (do_scalar_typedef): Declare.
19145 (create_scalar_type): Update prototype.
19146 * gengtype.c (string_type): Make static.
19147 (scalar_nonchar, scalar_char): New.
19148 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
19149 (resolve_typedef): Use scalar_nonchar for error recovery.
19150 (create_scalar_type): Remove name_len field. Return scalar_char
19151 or scalar_nonchar as appropriate.
19152 (adjust_field_type): Look at scalar_is_char boolean to decide whether
19153 to use string_type.
19154 (throughout): Use scalar_nonchar instead of calling
19155 create_scalar_type, whenever possible.
19156 (main): Initialize scalar_char and scalar_nonchar before calling
19158 * gengtype-lex.l: Adjust for removal of second argument to
19159 create_scalar_type. Use yylval.s instead of yylval.t when
19161 * gengtype-yacc.y: Type of SCALAR is string. Call
19162 create_scalar_type from type:SCALAR rule. Adjust for removal of
19163 second argument to create_scalar_type.
19165 * vec.h: Remove all #if IN_GENGTYPE blocks.
19166 Add comment saying that changes may require adjustments to gengtype.
19167 * gengtype.c: Don't include coretypes.h or tm.h.
19168 Add comment to inclusion of errors.h.
19169 (note_def_vec, note_def_vec_alloc): New functions.
19170 * gengtype.h: Declare new functions.
19171 * gengtype-lex.l: Don't include coretypes.h.
19172 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
19174 (update_lineno): Remove unnecessary prototype.
19175 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
19176 (VEC rule): Just return VEC_TOKEN.
19177 * gengtype-yacc.y (VEC_TOKEN): New token type.
19178 (type): Add a production for VEC(a,b).
19179 * Makefile.in: Update dependencies.
19181 * gengtype-lex.l: Remove rules for parsing pointer-to-function
19182 typedefs that use the old PARAMS macro.
19184 * gengtype-lex.l: Remove all rules and states relating to yacc
19186 * gengtype-yacc.y: Similarly.
19187 * gengtype.c (note_yacc_type): Delete function.
19188 * gengtype.h: Update prototypes.
19190 2007-03-26 Joseph Myers <joseph@codesourcery.com>
19192 * tree-pretty-print.c (dump_generic_node): Report precision of
19193 unnamed integer types.
19195 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
19197 * ifcvt.c (noce_try_store_flag_constants): Don't check
19198 no_new_pseudos here.
19199 (noce_try_store_flag_constants): Don't check no_new_pseudos.
19200 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
19201 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
19202 noce_try_sign_mask): Likewise.
19203 (if_convert): Check no_new_pseudos here.
19205 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
19207 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
19208 (noce_get_condition): Handle new then_else_reversed argument.
19209 (noce_init_if_info): Remove, fold into noce_find_if_block.
19210 (noce_process_if_block): Take a struct noce_if_info as the
19211 argument. Don't set up one based on ce_if_info. Update pointer
19212 references accordingly.
19213 (cond_move_process_if_block): Likewise.
19214 (process_if_block): Removed.
19215 (find_if_block): Removed. Move functionality two new functions,
19216 noce_find_if_block and cond_exec_find_if_block.
19217 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
19218 blocks and the symmetric IF-ELSE-JOIN case.
19219 (cond_exec_find_if_block): Also new function mostly based on old
19220 find_if_block and process_if_block.
19221 (find_if_header): Replace find_if_block call with separately
19222 guarded calls to noce_find_if_block and cond_exec_find_if_block.
19223 (find_cond_trap): Update noce_get_condition call.
19224 (dead_or_predicable): Likewise.
19226 2007-03-26 Jakub Jelinek <jakub@redhat.com>
19228 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
19230 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
19231 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
19232 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
19233 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
19234 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
19235 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
19236 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
19237 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
19238 __builtin_ia32_psrad128 builtins.
19240 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
19242 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
19243 * config/i386/constraints.md
19244 (define_constraint "I"): Use IN_RANGE macro.
19245 (define_constraint "J"): Ditto.
19246 (define_constraint "K"): Ditto.
19247 (define_constraint "M"): Ditto.
19248 (define_constraint "N"): Ditto.
19249 (define_constraint "O"): Ditto.
19250 * config/i386/predicates.md
19251 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
19252 (define_predicate "const_0_to_3_operand"): Ditto.
19253 (define_predicate "const_0_to_7_operand"): Ditto.
19254 (define_predicate "const_0_to_15_operand"): Ditto.
19255 (define_predicate "const_0_to_63_operand"): Ditto.
19256 (define_predicate "const_0_to_255_operand"): Ditto.
19257 (define_predicate "const_1_to_31_operand"): Ditto.
19258 (define_predicate "const_2_to_3_operand"): Ditto.
19259 (define_predicate "const_4_to_7_operand"): Ditto.
19261 2007-03-25 David Edelsohn <edelsohn@gnu.org>
19263 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
19264 in SImode for save_world.
19265 * config/rs6000/altivec.md (save_world, restore_world): Convert to
19268 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
19270 PR tree-optimization/30784
19271 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
19274 2007-03-25 Revital Eres <eres@il.ibm.com>
19276 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
19277 Fold movement_possibility function into it.
19279 2007-03-25 David Edelsohn <edelsohn@gnu.org>
19281 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
19282 (load_macho_picbase_{si,di}): Convert to LR hard reg.
19283 (call_indirect_nonlocal_darwin64): Same.
19284 (call_nonlocal_darwin64): Same.
19285 (call_value_indirect_nonlocal_darwin64): Same.
19286 (call_value_nonlocal_darwin64): Same.
19287 (sibcall_nonlocal_darwin64): Same.
19288 (sibcall_value_nonlocal_darwin64): Same.
19289 (sibcall_symbolic_64): Same.
19290 (sibcall_value_symbolic_64): Same.
19291 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
19293 (rs6000_emit_load_toc_table): Same.
19294 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
19295 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
19297 (divss_call): Same.
19298 (divus_call): Same.
19299 (quoss_call): Same.
19300 (quous_call): Same.
19301 (load_toc_v4_pic_si): Same
19302 (load_toc_v4_PIC_1): Same.
19303 (load_toc_v4_PIC_1b): Same.
19304 (call_indirect_aix{32,64}): Same.
19305 (call_value_indirect_aix{32,64}): Same.
19307 (call_value): Same.
19308 (call_local{32,64}): Same.
19309 (call_value_local{32,64}): Same.
19310 (call_indirect_nonlocal_aix{32,64}): Same.
19311 (call_nonlocal_aix{32,64}): Same.
19312 (call_value_indirect_nonlocal_aix{32,64}): Same.
19313 (call_value_nonlocal_aix{32,64}): Same.
19314 (call_indirect_nonlocal_sysv<mode>): Same.
19315 (call_nonlocal_sysv<mode>): Same.
19316 (call_value_indirect_nonlocal_sysv<mode>): Same.
19317 (call_value_nonlocal_sysv<mode>): Same.
19319 (sibcall_local{32,64}): Same.
19320 (sibcall_value_local{32,64}): Same.
19321 (sibcall_nonlocal_aix{32,64}): Same.
19322 (sibcall_value_nonlocal_aix{32,64}): Same.
19323 (sibcall_nonlocal_sysv<mode>): Same.
19324 (sibcall_value): Same.
19325 (sibcall_value_nonlocal_sysv<mode>): Same.
19327 2007-03-24 Paul Brook <paul@codesourcery.com>
19329 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
19330 * config/arm/linux-eabi.h: Remove legacy syscall hack.
19332 2007-03-24 Richard Henderson <rth@redhat.com>
19334 * config/ia64/constraints.md: New file.
19335 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
19336 satisfies_constraint_?.
19337 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
19338 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
19339 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
19340 ia64_output_mi_thunk): Likewise.
19341 (ia64_const_ok_for_letter_p): Remove.
19342 (ia64_const_double_ok_for_letter_p): Remove.
19343 (ia64_extra_constraint): Remove.
19344 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
19345 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
19346 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
19347 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
19348 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
19349 EXTRA_MEMORY_CONSTRAINT): Remove.
19350 * config/ia64/ia64.md: Include constriants.md. Replace
19351 CONST_OK_FOR_? with satisfies_constraint_?.
19353 2007-03-23 Michael Meissner <michael.meissner@amd.com>
19354 H.J. Lu <hongjiu.lu@intel.com>
19356 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
19358 (name macros): Use DPD_BID_NAME to convert names properly.
19360 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
19361 decimal floating point format.
19362 (init_floating_libfuncs): Change decimal functions so that they
19363 have a "bid_" prefix if the decimal system uses the BID format,
19364 and "dpd_" prefix if the decimal system uses the DPD format.
19365 (init_interclass_conv_libfuncs): Ditto.
19366 (init_intraclass_conv_libfuncs): Ditto.
19368 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
19369 using the BID format.
19371 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
19372 whether we are using the BID decimal format.
19373 * configure: Regenerate.
19375 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
19376 the compiler has decimal floating point enabled. Define
19377 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
19380 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
19381 using the BID format.
19383 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
19384 whether we are using the BID decimal format.
19385 * configure: Regenerate.
19387 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
19388 the compiler has decimal floating point enabled. Define
19389 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
19392 * doc/install.texi (--enable-decimal-float): Document BID and DPD
19393 options, and that it is enabled for i386/x86_64 systems.
19395 * Makefile.in (enable_decimal_float): New.
19397 (DECNUMINC): Add -I$(DECNUMFMT).
19398 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
19399 to $(DECNUMFMT) from $(DECNUM).
19401 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
19402 Substitute enable_decimal_float.
19403 * configure: Regenerated.
19406 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
19409 * configure.ac: Enable decimal float for x86_64-*-linux*.
19410 * configure: Regenerated.
19413 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
19414 decimal128ClearSign to flip and clear the sign bit in decimal128.
19415 (decimal_real_maxval): Set decimal128SetSign to set the sign
19418 2007-03-23 Ian Lance Taylor <iant@google.com>
19420 * fold-const.c (fold_binary): Correct warning for X - c >= X.
19422 2007-03-23 Ian Lance Taylor <iant@google.com>
19424 * tree-dump.c (dump_files): Correct comment.
19426 2007-03-23 Ian Lance Taylor <iant@google.com>
19428 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
19430 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
19432 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
19433 in cfglayout mode. Don't go into and out of cfglayout mode.
19434 Link the blocks in the order of the constructed traces.
19435 (rest_of_handle_tracer): Adjust call to tracer.
19436 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
19437 Don't go into cfglayout mode.
19438 (rtl_loop_done): Don't go out of cfglayout mode.
19439 * cfglayout.c (relink_block_chain): New function, split out from...
19440 (fixup_reorder_chain): ...here. Remove redundant checking.
19441 (cfg_layout_finalize): Don't clear the header, footer, and aux
19442 fields here, move the code to do so to relink_block_chain. Likewise
19443 for free_original_copy_tables.
19444 * rtl.h (tracer): Update prototype.
19445 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
19446 Assert we are in cfglayout mode. Don't go into and out of cfglayout
19447 mode. Use relink_block_chain to serialize the CFG according to the
19448 new basic block order. Move targetm.cannot_modify_jumps_p check from
19450 (gate_handle_reorder_blocks): ...to here.
19451 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
19453 (gate_duplicate_computed_gotos): ...to here.
19454 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
19455 something always changes when going into and out of cfglayout mode.
19456 Perform an expensive cfg cleanup while going into cfglayout mode.
19457 Always update liveness information on HAVE_conditional_execution
19458 targets. Reserialize the basic blocks and go out of cfglayout mode.
19459 * reg-stack.c: Include cfglayout.h.
19460 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
19461 the call to reorder_basic_blocks.
19462 * basic-block.h (reorder_basic_blocks): Update prototype.
19463 (relink_block_chain): New prototype.
19464 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
19466 2007-03-23 Joseph Myers <joseph@codesourcery.com>
19468 * config/mips/mips.md (type, hazard, *movdi_32bit,
19469 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
19470 *movhi_internal, *movqi_internal, *movsf_hardfloat,
19471 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
19472 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
19473 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
19475 (movcc): Change first xfer to multi.
19476 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
19477 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
19478 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
19479 config/mips/generic.md: Change reservations using "xfer" to use
19481 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
19482 using match_operand.
19483 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
19484 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
19486 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
19488 2007-03-22 Richard Henderson <rth@redhat.com>
19490 * config/i386/i386.c: Remove unnecessary function declarations.
19491 Move targetm definition, and all related macros, to the end of
19492 the file. Resort some functions to put definitions before uses.
19493 (ix86_attribute_table): Make static. Move to end of file.
19494 (ix86_gimplify_va_arg): Make static.
19496 2007-03-22 Richard Henderson <rth@redhat.com>
19498 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
19499 don't increase local_regparm with force_align_arg_pointer check.
19500 (ix86_function_sseregparm): Assert 32-bit.
19501 (type_has_variadic_args_p): New.
19502 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
19503 type_has_variadic_args_p.
19504 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
19505 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
19506 use memset instead. Do maybe_vaarg check first; skip attribute
19507 tests if true; skip attribute tests for 64-bit.
19508 (construct_container): Remove TARGET_DEBUG_ARG.
19509 (function_arg_advance_32, function_arg_advance_64): Split out ...
19510 (function_arg_advance): ... from here.
19511 (function_arg_32, function_arg_64): Split out ...
19512 (function_arg): ... from here.
19513 (ix86_pass_by_reference): Tidy.
19514 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
19515 (function_value_32): New, from parts of ix86_function_value
19516 and ix86_value_regno.
19517 (function_value_64): New, from parts of ix86_function_value
19518 and ix86_libcall_value.
19519 (ix86_function_value_1): New.
19520 (ix86_function_value, ix86_libcall_value): Use it.
19521 (return_in_memory_32, return_in_memory_64): Split out ...
19522 (ix86_return_in_memory): ... from here.
19523 (ix86_struct_value_rtx): Skip for 64-bit.
19524 (ix86_libcall_value, ix86_value_regno): Remove.
19525 (setup_incoming_varargs_64): Split out ...
19526 (ix86_setup_incoming_varargs): ... from here.
19527 (ix86_va_start): Remove TARGET_DEBUG_ARG.
19528 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
19529 * config/i386/i386-protos.h (ix86_function_value): Remove.
19530 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
19532 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19535 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
19536 infinities not supported, otherwise emit warning if -Woverflow. On
19537 underflow, emit warning if -Woverflow.
19538 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
19540 * real.h (real_from_string): Update declaration
19542 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
19543 Richard Henderson <rth@redhat.com>
19545 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
19546 * calls.c (compute_argument_block_size, expand_call,
19547 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
19548 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
19549 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
19550 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
19551 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
19552 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
19553 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
19554 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
19557 2007-03-22 Joseph Myers <joseph@codesourcery.com>
19559 * c-incpath.c (add_sysroot_to_chain): New.
19560 (merge_include_chains): Add sysroot argument. Call
19561 add_sysroot_to_chain if sysrooted.
19562 (register_include_chains): Update call to merge_include_chains.
19563 * doc/cppopts.texi: Document use of '=' in include directory
19566 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
19568 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
19569 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
19570 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
19571 insn pattern using X87MODEF12 mode macro.
19573 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
19575 * regmove.c (regmove_optimize): Use reg_mentioned_p
19576 instead of reg_overlap_mentioned_p for DST.
19578 2007-03-21 Mike Stump <mrs@apple.com>
19580 * c.opt: Fixup for Objective-C/C++.
19582 2007-03-21 Steve Ellcey <sje@cup.hp.com>
19584 * explow.c (convert_memory_address): Fold memory reference when
19585 POINTERS_EXTEND_UNSIGNED < 0
19587 2007-03-21 Richard Henderson <rth@redhat.com>
19590 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
19591 * config/i386/mmintrin.h (__m64): Likewise.
19592 * config/i386/xmmintrin.h (__m128): Likewise.
19594 2007-03-21 Richard Sandiford <richard@codesourcery.com>
19596 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
19597 (VXWORKS_OS_CPP_BUILTINS): Define.
19598 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
19599 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
19601 2007-03-21 Richard Sandiford <richard@codesourcery.com>
19603 * rtl.h (constant_pool_reference_p): Delete.
19604 (find_constant_src): Declare.
19605 * rtlanal.c (find_constant_src): New function.
19606 * simplify-rtx.c (constant_pool_reference_p): Delete.
19607 * config/i386/i386.md: Use find_constant_src instead of
19608 constant_pool_reference_p/avoid_constant_pool_reference pairs.
19610 2007-03-21 Richard Sandiford <richard@codesourcery.com>
19612 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
19613 * c-cppbuiltin.c (c_cpp_builtins): Define them.
19615 2007-03-20 Mark Mitchell <mark@codesourcery.com>
19617 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
19618 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
19619 (arm_elf_asm_constructor): Use it.
19620 (arm_elf_asm_destructor): New function.
19622 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
19624 * jump.c (mark_jump_label): Treat SEQUENCE specially.
19626 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
19628 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
19630 2007-03-19 Andrew Haley <aph@redhat.com>
19632 PR tree-optimization/31264
19633 * tree-vrp.c (register_edge_assert_for_1): Don't look though
19634 VIEW_CONVERT_EXPRs.
19636 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
19638 PR rtl-optimization/30907
19639 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
19640 (fwprop_init): Always call loop_optimizer_initialize.
19641 (fwprop_done): Always call loop_optimizer_finalize.
19642 (fwprop): We always have loop info now.
19643 (gate_fwprop_addr): Remove.
19644 (pass_fwprop_addr): Use gate_fwprop as gate.
19646 PR rtl-optimization/30841
19647 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
19648 df_chain_alloc): Call df_reorganize_refs unconditionally.
19649 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
19650 refs_organized to refs_organized_size.
19651 (df_ref_create_structure): Use refs_organized_size instead of
19652 bitmap_size if refs had been organized, and keep refs_organized_size
19654 * df.h (struct df_ref_info): Change refs_organized to
19655 refs_organized_size.
19656 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
19659 2007-03-19 Mark Mitchell <mark@codesourcery.com>
19661 * except.c (output_function_exception_table): Do not reference the
19662 EH personality routine for functions that do not require an
19665 2007-03-20 Jakub Jelinek <jakub@redhat.com>
19668 * c-typeck.c (convert_for_assignment): Call comptypes for
19669 RECORD_TYPE or UNION_TYPE.
19671 PR inline-asm/30505
19672 * reload1.c (reload): Do invalid ASM checking after
19673 cleanup_subreg_operands.
19675 2007-03-19 Jeff Law <law@redhat.com>
19677 * tree-cfg.c (find_taken_edge): Tighten conditions for
19678 optimizing computed gotos.
19680 2007-03-19 Michael Matz <matz@suse.de>
19682 * builtins.c (expand_builtin_sync_operation,
19683 expand_builtin_compare_and_swap,
19684 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
19687 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
19688 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
19691 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
19693 * doc/tm.texi: Add brackets around the return type of
19694 TARGET_SECONDARY_RELOAD.
19696 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
19697 Richard Guenther <rguenther@suse.de>
19699 PR tree-optimization/31254
19700 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
19701 Use handled_component_p () where appropriate. Continue
19702 propagating into the rhs if we propagated into an INDIRECT_REF
19705 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
19707 * config/s390/s390.md (op_type attribute): RRR instruction type added.
19708 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
19709 (xde, xdee): Mode attributes adjusted to support DFP modes.
19710 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
19711 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
19712 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
19713 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
19714 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
19715 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
19716 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
19718 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
19719 "movsf"): Insn definitions removed.
19720 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
19721 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
19722 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
19724 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
19725 "reload_in<mode>", "reload_out<mode>"): Expander added.
19726 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
19729 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
19731 * config/s390/s390.md: Only non-functional changes. Renamed
19732 FPR mode macro to BFP all over the file.
19734 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
19736 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
19737 (op_type attribute): RRF instruction type added.
19738 (fT0): New mode attribute.
19739 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
19740 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
19741 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
19742 instruction no secondary memory is needed when moving DFmode values
19743 between GPRs and FPRs.
19745 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
19747 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
19748 inverted and documentation adjusted.
19749 ("mhard-dfp", "msoft-dfp"): New options.
19750 * config/s390/s390.c (s390_handle_arch_option): New architecture
19752 (override_options): Sanity checks for the new options added.
19753 * config.gcc: New architecture switch: z9-ec.
19754 * config/s390/s390.h (processor_flags): PF_DFP added.
19755 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
19756 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
19757 when the bit is NOT set so remove it from the defaults.
19759 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
19761 * genemit.c (main): Print include statement for dfp.h.
19762 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
19765 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
19767 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
19769 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
19772 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
19773 instead of PATTERN.
19775 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19777 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
19778 attr_length_call, output_call, output_indirect_call): Cleanup
19779 formatting of targetm calls.
19781 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
19783 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
19785 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19787 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
19788 reservation, bypass and anti-bypass descriptions for these
19789 instructions. Update move patterns.
19790 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
19793 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
19795 * tree-vect-transform.c (get_initial_def_for_induction): Replace
19796 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
19797 (get_initial_def_for_reduction): Likewise.
19799 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
19801 Fix PR tree-optimization/29922
19802 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
19803 (get_representative): Removed.
19804 (value_dies_in_block_x): Update for rvuse removal.
19805 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
19806 (compute_antic_aux): Handle when PHI nodes appear in
19807 non-single-successors.
19808 (dump_bitmap_of_names): Removed.
19809 (compute_antic_safe): Renamed and removed rvuse calculation.
19810 Calculate only antic safe.
19811 (insert_into_preds_of_block): Remove assert.
19812 (execute_pre): Update for renamed functions.
19813 (defer_or_phi_translate_block): New function.
19815 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
19817 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
19818 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
19820 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
19821 Follow spelling conventions.
19823 * tree-data-ref.h: Remove the prototype for analyze_array.
19825 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
19827 PR tree-optimization/31041
19828 * tree-vect-transform.c (get_initial_def_for_induction): Call
19829 force_gimple_operand.
19831 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
19833 * ipa-type-escape.c (look_for_casts) : Revert code to use
19834 handled_component_p due to ada test a-numaux.adb.
19836 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
19838 * final.c (final_scan_insn): Alter the condition of a
19839 conditional trap if we have nonstandard CC.
19841 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
19843 * configure.ac: Remove excess quoting from asm line 0 test.
19844 * configure: Rebuilt.
19846 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19848 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
19849 * c-common.c (convert_and_check): Move warning logic to...
19850 (warnings_for_convert_and_check): ...here. Define.
19851 * c-common.h (warnings_for_convert_and_check): Declare.
19853 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19855 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
19856 (output_call): Likewise.
19858 2007-03-16 Richard Sandiford <richard@codesourcery.com>
19860 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
19862 2007-03-16 Richard Sandiford <richard@codesourcery.com>
19864 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
19866 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
19868 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
19869 opteron, athlon-64 and athlon-fx processor_alias_table entries.
19871 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
19873 PR tree-optimization/31183
19874 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
19875 Use double_int instead of unsigned int for representing access_strides.
19876 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
19878 2007-03-16 Richard Guenther <rguenther@suse.de>
19880 PR tree-optimization/31146
19881 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
19882 to allow recursion of forward_propagate_addr_expr.
19883 (forward_propagate_addr_into_variable_array_index): Likewise.
19884 (forward_propagate_addr_expr): Likewise.
19885 (tree_ssa_forward_propagate_single_use_vars): Likewise.
19886 (forward_propagate_addr_expr_1): Recurse on simple copies
19887 instead of propagating into them. Do so for useless conversions
19889 (forward_propagate_addr_expr): Clean up unused statements after
19892 2007-03-16 Richard Guenther <rguenther@suse.de>
19894 * builtins.c (expand_builtin_cexpi): Use the right argument
19895 for the expansion via cexp.
19897 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
19899 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
19900 * configure: Rebuilt.
19902 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
19905 * dwarf2out.c (force_type_die): Adjust comment.
19906 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
19908 2007-03-15 DJ Delorie <dj@redhat.com>
19910 * config/frv/predicates.md (minmax_operator): Don't check operands
19913 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
19915 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
19916 Update constant estimates of number of iterations.
19917 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
19918 argument renamed to "realistic".
19919 (compute_estimated_nb_iterations): Removed.
19920 (record_niter_bound): New function.
19921 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
19922 call record_nonwrapping_iv with upper = false.
19923 (infer_loop_bounds_from_signedness): Pass upper argument to
19924 record_nonwrapping_iv.
19925 (estimate_numbers_of_iterations_loop): Do not call
19926 compute_estimated_nb_iterations. Record estimate based on profile
19927 information. Initialize the constant estimates of number of
19929 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
19931 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
19932 number of iterations is too small.
19933 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
19934 (EST_NOT_AVAILABLE): Removed.
19935 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
19936 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
19939 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
19941 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
19942 Handle NE_EXPR guards.
19944 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19947 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
19948 Set also -pedantic-errors by default for the preprocessor unless
19949 -fpermissive is given.
19951 2007-03-15 Richard Guenther <rguenther@suse.de>
19953 PR middle-end/29719
19954 PR middle-end/31161
19955 * builtins.c (expand_builtin_cexpi): As a fallback if we
19956 don't have builtins for sincos or cexp create a function
19957 declaration for cexp and expand to a call to that.
19958 (expand_builtin_int_roundingfn): Always fall
19959 back to floor/ceil and its variants even if they may be
19962 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
19964 PR middle-end/31159
19965 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
19966 jump tables, move the call to delete_dead_jumptables from here...
19967 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
19968 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
19969 don't allow merging of blocks that try_redirect_by_replacing_jump
19970 also does not handle when not optimizing.
19972 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
19973 Francois-Xavier Coudert <coudert@clipper.ens.fr>
19975 * config/i386/i386.md (x86_sahf_1): Correctly handle
19978 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
19981 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
19982 x86_64_general_operand as operand[2] predicate. Remove "iF"
19983 from operand constraints and use "e" constraint instead.
19984 (*subti3_1, *subti3_1 splitter): Ditto.
19985 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
19986 operand[1] predicate.
19988 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
19990 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
19991 arrays, multiply the access strides by the size of the sub-array.
19992 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
19994 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
19996 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
19997 the configured assembler supports the sahf mnemonic.
19998 * configure: Regenerate.
19999 * config.in: Regenerate.
20001 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
20002 emit "sahf" or ".byte\t0x9e" as asm template.
20004 2007-03-14 Michael Meissner <michael.meissner@amd.com>
20007 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
20008 option to replace hard coded TARGET_xxx in md file.
20009 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
20010 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
20011 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
20012 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
20013 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
20014 (X86_TUNE_NOT_VECTORMODE): Ditto.
20015 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
20016 (TUNE_AVOID_VECTOR_DECODE): Ditto.
20017 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
20018 (TUNE_SLOW_IMUL_IMM8): Ditto.
20019 (TUNE_MOVE_M1_VIA_OR): Ditto.
20020 (TUNE_NOT_UNPAIRABLE): Ditto.
20021 (TUNE_NOT_VECTORMODE): Ditto.
20023 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
20026 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
20027 tuning options instead of hard coded TARGET_xxx.
20028 (fix ssemode peephole2's): Ditto.
20029 (imul peephole2's): Ditto.
20031 (movdi_or_rex64): Ditto.
20032 (move peephole2): Ditto.
20033 (not peephole2's): Ditto.
20035 2007-03-14 Dirk Mueller <dmueller@suse.de>
20037 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
20038 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
20039 * c-parser.c (c_parser_if_body): Always add an empty statement in case
20041 * c-parser.c (c_parser_do_statement): Warn about empty body in
20042 do/while statement.
20043 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
20044 * doc/invoke.texi (-Wempty-body): Update documentation.
20046 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20049 * c-common.h (warn_for_div_by_zero): Declare.
20050 * c-common.c (warn_for_div_by_zero): Define.
20051 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
20054 2007-03-14 Richard Sandiford <richard@codesourcery.com>
20056 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
20057 to PREFIX and STANDARD_PREFIX.
20059 2007-03-14 Richard Sandiford <richard@codesourcery.com>
20060 Phil Edwards <phil@codesourcery.com>
20062 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
20063 (__gthread_once_t): Remove busy field for RTPs.
20064 (__GTHREAD_ONCE_INIT): Update accordingly.
20066 2007-03-14 Richard Sandiford <richard@codesourcery.com>
20068 * doc/invoke.texi: Document VxWorks options.
20070 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
20072 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
20074 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
20076 PR tree-optimization/30590
20077 * tree-nrv.c (tree_nrv): Check for the partial update of the
20080 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
20082 * flags.h (flag_random_seed): Remove declaration, in favor of...
20083 * toplev.h (get_random_seed, set_random_seed): ... these.
20084 * tree.c (get_file_function_name): Use the former.
20085 * opts.c (common_handle_option): Use the latter.
20088 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
20090 PR middle-end/31127
20091 * cse.c (cse_find_path): Do not bail out if a basic block that
20092 we already visited now becomes part of a path that starts at a
20093 different basic block. Just disallow this, to make sure we
20094 visit each basic block at most once.
20096 2007-03-13 Jan Hubicka <jh@suse.cz>
20098 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
20099 attributes, when profile esitmate is present, calls with very low
20100 frequency are cold.
20102 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
20104 PR tree-optimization/30730
20105 PR tree-optimization/26900
20106 * tree-ssa-loop-niter.c: Include gmp.h.
20107 (bounds): New type.
20108 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
20109 split_to_var_and_offset, determine_value_range,
20110 bound_difference_of_offsetted_base, refine_bounds_using_guard,
20111 bound_difference, bounds_add, bounds_negate,
20112 number_of_iterations_ne_max, dump_affine_iv): New functions.
20113 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
20114 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
20115 difference of initial and final value of control iv to validate
20117 (number_of_iterations_cond): Add loop parameter. Determine bounds
20118 on the difference of the extremes of the control iv. Add dumps.
20119 (expand_simple_operations): Handle phi nodes.
20120 (simplify_using_initial_conditions): Do not record used conditions.
20121 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
20122 Do not set additional_info.
20123 (implies_nonnegative_p, implies_ge_p): Removed.
20124 (derive_constant_upper_bound): Do not use parameter `additional'.
20125 (record_estimate): Parameter `additional' removed. Parameter
20126 `i_bound' added. Do not call derive_constant_upper_bound.
20127 (record_nonwrapping_iv): Use derive_constant_upper_bound to
20128 bound the number of iterations estimate.
20129 (estimate_numbers_of_iterations_loop): Pass the estimate from
20130 the number of iterations analysis to record_estimate.
20131 * tree.h (multiple_of_p): Declare.
20132 * tree-scalar-evolution.c (expression_expensive_p): Removed.
20133 (scev_const_prop): Do not check expression_expensive_p.
20134 * fold-const.c (multiple_of_p): Exported.
20135 * double-int.c (double_int_mask): Exported.
20136 * double-int.h (double_int_mask): Declare.
20137 * tree-flow.h (struct tree_niter_desc): Removed additional_info
20138 field. Added max field.
20140 2007-03-13 David Taylor <taylor@candd.org>
20143 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
20146 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20149 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
20150 two unamed patterns.
20152 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
20154 * config/i386/i386.opt (mcx16, msahf): New options.
20155 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
20156 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
20158 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
20159 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
20160 Output -mcx16 and -msahf options when corresponding bit is set.
20162 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
20163 and -msahf options.
20165 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
20167 * configure.ac: Test for assembler tolerance to # 0 "".
20168 * configure, config.in: Rebuilt.
20169 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
20171 2007-03-13 Geoffrey Keating <geoffk@apple.com>
20173 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
20175 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
20176 (handle_syscall): Handle direct system calls.
20177 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
20179 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
20181 * doc/invoke.texi: Fix cpp.info cross-reference.
20182 * doc/passes.texi: Fix gcc.info cross-reference.
20184 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
20186 PR tree-optimization/30835
20187 * lambda-code.c (can_convert_to_perfect_nest): Check whether
20188 bb_for_stmt is not NULL before accessing it.
20190 2007-03-12 Joseph Myers <joseph@codesourcery.com>
20192 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
20195 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
20198 * doc/install.texi: Document --enable-stage1-languages
20200 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
20202 * tree-pass.h (pass_into_cfg_layout_mode,
20203 pass_outof_cfg_layout_mode): Declare.
20204 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
20205 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
20206 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
20207 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
20209 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
20211 * c-decl.c (warn_variable_length_array): New function.
20212 Refactored from grokdeclarator to handle warn_vla
20213 and handle unnamed array case.
20214 (grokdeclarator): Refactored VLA warning case.
20215 * c.opt (Wvla): New flag.
20216 * doc/invoke.texi (Wvla): New warning.
20218 2007-03-12 Richard Henderson <rth@redhat.com>
20220 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
20221 (TARGET_SECTION_TYPE_FLAGS): New.
20223 2007-03-12 Richard Henderson <rth@redhat.com>
20225 * config/darwin.c (machopic_reloc_rw_mask): New.
20226 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
20227 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
20229 2007-03-12 Mark Mitchell <mark@codesourcery.com>
20231 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
20232 * cppdefault.h (cpp_PREFIX): Document.
20233 (cpp_PREFIX_len): Likewise.
20234 (cpp_EXEC_PREFIX): New variable.
20235 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
20236 * c-incpath.c (add_standard_paths): Correct logic for relocating
20237 paths within prefix.
20239 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
20241 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
20242 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
20244 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
20245 fix_truncdfdi_sse using SSEMODEF mode macro.
20246 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
20247 fix_truncdfsi_sse using SSEMODEF mode macro.
20248 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
20249 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
20251 2007-03-12 Richard Sandiford <richard@codesourcery.com>
20253 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
20254 elfos.h to tm_file.
20256 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
20258 * tree.h : Add multiple_of_p declaration.
20259 * fold-const.c (multiple_of_p): Make multiple_of_p public.
20260 * ipa-type-escape.c (results_of_malloc): Redundant.
20261 (visited_stmts): New. Visited stmt for walk_use_def_chains.
20262 (cast_type): Extended with new members.
20263 (check_cast): Returns cast_type.
20264 (cast): New structure for data of walk_use_def_chains.
20265 (is_malloc_result, is_cast_from_non_pointer_1,
20266 is_cast_from_non_pointer,
20267 is_array_access_through_pointer_and_index): New functions.
20268 (look_for_casts): Returns cast types.
20269 (check_call): Returns void.
20270 (okay_pointer_operation): Use support of pointer plus index,
20271 pointer plus constant and allow all multiplications.
20273 2007-03-11 Richard Guenther <rguenther@suse.de>
20275 PR tree-optimization/31115
20276 * tree-vrp.c (extract_range_from_binary_expr): Make sure
20277 the shift count is positive and non-anti-range for RSHIFT_EXPR.
20278 A shift count of zero is not special as with *_DIV_EXPR.
20279 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
20282 2007-03-11 Ian Lance Taylor <iant@google.com>
20284 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
20285 the *_DIV_EXPR codes correctly with overflow infinities.
20287 2007-03-11 Ira Rosen <irar@il.ibm.com>
20289 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
20290 indicate success/failure of the analysis. Add negation to subtrahend
20291 in case of subtraction. Fail if both operands contain constants.
20292 (create_data_ref): Fail if analyze_offset fails.
20294 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
20296 * config/i386/i386.md (frndintxf2): Rename to ...
20297 (rintxf2): ... this. Remove expander having same name.
20298 (rintsf2, rintdf2): Implement using SSEMODEF macro.
20299 (roundsf2, rounddf2): Ditto.
20300 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
20301 (lround<mode>di2, lround<mode>si2): Ditto.
20303 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
20305 * lower-subreg.c: Include except.h.
20306 (decompose_multiword_subregs): Verify that the only control flow
20307 insns we can split are loads to multi-words pseudos.
20308 Handle breaking such blocks after splitting, instead of calling
20309 find_many_sub_basic_blocks.
20311 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
20312 on the new basic block. Add a lengthy comment explaining why we
20313 thought this was necessary.
20314 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
20316 2007-03-10 Mark Mitchell <mark@codesourcery.com>
20319 * tree.c (walk_type_fields): Recurse into the element type of
20320 ARRAY_TYPEs if there is a pointer set.
20322 2007-03-10 Dirk Mueller <dmueller@suse.de>
20324 * c-common.c (warn_logical_operator): Fix condition.
20326 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
20328 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
20330 * config/darwin.c (machopic_select_section): Remove superfluous
20331 argument in call to categorize_decl_for_section. Remove unused
20334 2007-03-10 Joseph Myers <joseph@codesourcery.com>
20336 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
20338 * configure: Regenerate.
20340 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
20343 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
20344 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
20345 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
20346 Add LABEL_NUSES to emitted label.
20347 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
20348 branch probability value to emitted jump insn.
20349 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
20350 Do not check life information and do not re-arrange input operands
20351 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
20353 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
20355 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
20356 the change of decode_asm_operands.
20358 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
20360 * mode-switching.c (create_pre_exit): Skip blockage insn.
20362 2007-03-09 Diego Novillo <dnovillo@redhat.com>
20364 * tree-pass.h (TODO_update_smt_usage): Remove.
20366 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
20370 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20372 * pa.c (attr_length_call): Revise condition for long
20373 pc-relative branch.
20374 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
20375 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
20376 sequence on SOM target.
20378 2007-03-09 Geoffrey Keating <geoffk@apple.com>
20380 * gcc.c: Document %{, in big comment at top.
20381 (input_suffix_matches): Remove special handling for .s and
20383 (input_spec_matches): New.
20384 (handle_braces): Handle %{,.
20385 (validate_switches): ',' indicates a value which is not a switch.
20386 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
20387 to detect assembler input.
20388 * config/i386/sol2.h (CPP_SPEC): Likewise.
20389 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
20390 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
20391 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
20392 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
20393 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
20394 -m64 causes deployment target to default to 10.5.
20395 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
20397 2007-03-09 Richard Henderson <rth@redhat.com>
20400 * target.h (targetm.asm.out.reloc_rw_mask): New.
20401 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
20402 (TARGET_ASM_OUT): Use it.
20403 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
20404 * varasm.c (categorize_decl_for_section): Remove shlib argument;
20405 use the new reloc_rw_mask target hook instead.
20406 (default_section_type_flags_1): Merge into...
20407 (default_section_type_flags): ... here.
20408 (decl_readonly_section_1): Merge into...
20409 (decl_readonly_section): ... here.
20410 (default_elf_select_section_1): Merge into...
20411 (default_elf_select_section): ... here.
20412 (default_unique_section_1): Merge into...
20413 (default_unique_section): ... here.
20414 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
20415 (default_select_rtx_section): Use it.
20416 (default_elf_select_rtx_section): Likewise.
20417 * output.h: Update to match.
20418 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
20419 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
20420 (TARGET_ASM_RELOC_RW_MASK): New.
20421 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
20422 to categorize_decl_for_section.
20423 (x86_64_elf_unique_section): Likewise.
20424 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
20425 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
20426 (TARGET_ASM_RELOC_RW_MASK): New.
20427 * config/ia64/ia64.c (ia64_rwreloc_select_section,
20428 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
20429 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
20430 (TARGET_RWRELOC): Remove.
20431 (ia64_section_type_flags): Adjust call to default_section_type_flags.
20432 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
20433 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
20434 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
20435 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
20436 (rs6000_xcoff_select_section): Use decl_readonly_section.
20437 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
20438 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
20439 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
20440 (TARGET_SECTION_TYPE_FLAGS): Remove.
20441 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
20443 2007-03-09 Roger Sayle <roger@eyesopen.com>
20445 * fold-const.c (fold_comparison): Remove compile-time evaluation of
20446 complex constant equality/inequality comparisons for here.
20447 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
20448 known at compile-time or can be simplified to a scalar comparison.
20449 (fold_relational_const): Move compile-time evaluation of complex
20450 constant equality/inequality comparisons to here.
20452 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
20454 PR rtl-optimization/30643
20455 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
20457 (fold_rtx): Recurse, like before 2006-11-03.
20459 2007-03-09 DJ Delorie <dj@redhat.com>
20461 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
20464 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
20466 PR tree-optimization/30375
20467 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
20468 LHS of statements is not the same.
20469 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
20471 2007-03-09 Chao-ying Fu <fu@mips.com>
20473 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
20475 * doc/invoke.texi (-mdspr2): Document new option.
20476 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
20477 New unspec for DSP REV 2.
20478 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
20479 these instructions are extended in DSP REV 2.
20480 (mips-dspr2.md): Include.
20481 * config/mips/mips.opt (mdspr2): New option.
20482 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
20483 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
20484 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
20485 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
20486 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
20487 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
20488 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
20490 (bdesc_map): Add one field of unsupported_target_flags.
20491 (bdesc_arrays): Update entries to have extra fields. Add
20493 (mips_init_builtins): Initialize new function types.
20494 Check unsupported_target_fileds to filter out builtins.
20495 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
20497 (ASM_SPEC): Pass mdspr2 to the assembler.
20498 * config/mips/mips-dspr2.md: New file.
20500 2007-03-09 Sa Liu <saliu@de.ibm.com>
20502 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
20504 2007-03-09 Ian Lance Taylor <iant@google.com>
20506 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
20507 argument) like -Wstrict-overflow=2.
20508 * doc/invoke.texi (Warning Options): Update documentation.
20510 2007-03-09 Dirk Mueller <dmueller@suse.de>
20513 * doc/invoke.texi (-Wlogical-op): Document.
20514 * common.opt (-Wlogical-op): New.
20515 * c-common.h (warn_logical_operator): Declare.
20516 * c-common.c (warn_logical_operator): Define.
20517 * c-typeck.c (parser_build_binary_op): Call
20518 warn_logical_operator.
20520 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
20522 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
20523 * final.c (final_scan_insn): Test for non-"" file name.
20525 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
20527 * doc/loop.texi: Document the Omega linear constraints solver.
20528 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
20529 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
20530 omega-hash-table-size, omega-max-keys, and
20531 omega-eliminate-redundant-constraints.
20532 * tree-pass.h (pass_check_data_deps): Declared.
20535 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
20536 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
20537 pass_check_data_deps): New.
20538 * tree-data-ref.c (init_data_ref): Remove declaration.
20539 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
20540 (analyze_array): Renamed init_array_ref, move up initializations.
20541 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
20542 Removed arguments that are set to NULL.
20543 (analyze_indirect_ref): Correct indentation, correct call to
20545 (object_analysis): Call init_array_ref instead of analyze_array.
20546 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
20547 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
20548 of DR_ACCESS_FNS_ADDR.
20549 (init_omega_eq_with_af, omega_extract_distance_vectors,
20550 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
20551 ddr_consistent_p): New.
20552 (compute_affine_dependence): Check consistency of ddrs when
20553 flag_check_data_deps is passed.
20554 (analyze_all_data_dependences): Uncomment.
20555 (tree_check_data_deps): New.
20556 * tree-data-ref.h: Include omega.h.
20557 (DR_ACCESS_FNS_ADDR): Removed.
20558 (data_dependence_relation): Add inner_loop.
20559 (DDR_INNER_LOOP): New.
20560 * common.opt (fcheck-data-deps): New.
20561 * tree-flow.h (tree_check_data_deps): Declare.
20562 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
20563 (OBJS-common): Depend on omega.o.
20565 * passes.c (pass_check_data_deps): Scheduled.
20566 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
20567 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
20568 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
20569 PARAM_VECT_MAX_VERSION_CHECKS,
20570 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
20572 2007-03-09 Richard Guenther <rguenther@suse.de>
20574 PR tree-optimization/30904
20575 PR middle-end/31058
20576 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
20577 the same way as *_DIV_EXPR.
20579 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
20581 * recog.c (decode_asm_operands): No mixed declarations and code.
20583 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
20585 * rtl.def (ASM_INPUT): Add location.
20586 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
20587 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
20588 (decode_asm_operands): Add loc operand.
20589 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
20590 * stmt.c (expand_asm): Rename to...
20591 (expand_asm_loc): ... this. Add locus argument. Pass it on to
20592 gen_rtx_ASM_INPUT_loc.
20593 (expand_asm_expr): Adjust.
20594 * recog.c (decode_asm_operands): Add loc operand.
20595 (check_asm_operands, extract_insn): Adjust.
20596 * reload1.c (maybe_fix_stack_asms): Likewise.
20597 * final.c (asm_insn_count): Likewise.
20598 (final_scan_insn): Output # line before and after asm.
20600 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
20602 * tree-ssa-structalias.c (variable_info): Remove
20604 (new_var_info): Ditto.
20605 (shared_bitmap_info_t): New structure.
20606 (shared_bitmap_table): New variable.
20607 (shared_bitmap_hash): New function.
20608 (shared_bitmap_eq): Ditto
20609 (shared_bitmap_lookup): Ditto.
20610 (shared_bitmap_add): Ditto.
20611 (merge_smts_into): Change to take bitmap directly.
20612 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
20613 (init_alias_vars): Init shared bitmap hashtable.
20614 (delete_points_to_sets): Delete shared bitmap hashtable.
20615 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
20616 is_aliased removal as a change that was still necessary was
20619 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
20621 * config/i386/i386.h (override_options): Conditionally disable
20622 x86_sahf for 64bit targets only.
20624 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
20627 * c-decl.c (merge_decls): Don't call make_var_volatile.
20628 * varasm.c (make_var_volatile): Remove.
20629 * output.h (make_var_volatile): Remove.
20631 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
20633 PR tree-optimization/31085
20634 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
20636 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20638 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
20639 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
20640 ATTR_CONST_NOTHROW_LIST.
20642 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
20645 2007-03-08 Diego Novillo <dnovillo@redhat.com>
20647 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
20649 2007-03-08 Geoffrey Keating <geoffk@apple.com>
20652 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
20654 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
20655 passed, use shared libgcc.
20657 2007-03-08 Roger Sayle <roger@eyesopen.com>
20659 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
20660 instead of calling build2 with a GIMPLE_MODIFY_STMT.
20661 (honor_protect_cleanup_actions, lower_try_finally_switch):
20663 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
20664 ifc_temp_var): Likewise.
20665 * tree-inline.c (setup_one_parameter): Likewise.
20666 * tree-mudflap.c (mf_decl_cache_locals,
20667 mf_build_check_statement_for): Likewise.
20668 * tree-nested.c (init_tmp_var, save_tmp_var,
20669 finalize_nesting_tree_1): Likewise.
20670 * tree-outof-ssa.c (insert_copy_on_edge,
20671 insert_backedge_copies): Likewise.
20672 * tree-profile.c (tree_gen_edge_profiler,
20673 tree_gen_ic_profiler): Likewise.
20674 * tree-scalar-evolution.c (scev_const_prop): Likewise.
20675 * tree-sra.c (sra_build_assignment): Likewise.
20676 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
20677 * tree-ssa-math-opts.c (insert_reciprocals,
20678 execute_cse_sincos_1): Likewise.
20679 * tree-tailcall.c (adjust_accumulator_values,
20680 adjust_return_value): Likewise.
20681 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
20682 * tree-vect-transform.c (vect_create_data_ref_ptr,
20683 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
20684 vect_create_epilog_for_reduction, vectorizable_reduction,
20685 vectorizable_call, vectorizable_conversion,
20686 vectorizable_assignment, vectorizable_operation,
20687 vectorizable_type_demotion, vect_gen_widened_results_half,
20688 vect_permute_store_chain, vectorizable_store,
20689 vect_setup_realignment, vect_permute_load_chain,
20690 vectorizable_load, vectorizable_condition,
20691 vect_create_cond_for_align_checks): Likewise.
20692 * tree-vrp.c (build_assert_expr_for): Likewise.
20694 2007-03-08 Ian Lance Taylor <iant@google.com>
20696 * tree-vrp.c: Include "intl.h".
20697 (usable_range_p): New static function.
20698 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
20699 overflowed values, juts set *strict_overflow_p.
20700 (compare_values): Only return -2 if one of the operands is not a
20702 (compare_ranges): Call usable_range_p.
20703 (compare_range_with_value): Likewise.
20704 (vrp_evaluate_conditional_warnv): Rename from
20705 vrp_evaluate_conditional. Make static. Change all callers.
20706 (vrp_evaluate_conditional): New function.
20707 (simplify_div_or_mod_using_ranges): Issue warning about reliance
20708 on signed overflow.
20709 (simplify_abs_using_ranges): Likewise.
20710 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
20711 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
20712 within_stmt parameter.
20713 * tree-ssa-propagate.c (fold_predicate_in): Update call to
20714 vrp_evaluate_conditional.
20715 * tree-ssa-threadedge.c
20716 (record_temporary_equivalences_from_stmts_at_dest): Change
20717 simplify parameter to take a second tree parameter.
20718 (simplify_control_stmt_condition): Likewise.
20719 (thread_across_edge): Likewise.
20720 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
20721 (thread_across_edge): Likewise.
20722 * Makefile.in (tree-vrp.o): Depend upon intl.h.
20724 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
20726 * config/i386/i386.h (TARGET_SAHF): New define.
20727 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
20728 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
20729 (x86_sahf): New global variable.
20730 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
20731 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
20732 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
20733 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
20735 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
20736 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
20737 when expanding fcomi/sahf based tests.
20738 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
20739 expanding sahf based alternative. Emit sahf based sequence when
20740 optimizing for code size.
20741 * config/i386/i386.md (x86_sahf_1): Do not disable for
20742 TARGET_64BIT, enable for TARGET_SAHF.
20744 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
20746 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
20747 spurious whitespace from error message.
20749 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
20752 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
20754 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
20756 * c-decl.c (grokdeclarator): Disable warnings for anonymous
20758 * tree-sra.c (instantiate_element): Propagate disabled warnings
20759 from the element itself to the created variable.
20761 2007-03-07 Richard Henderson <rth@redhat.com>
20764 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
20765 silently fix up the stack in the case of a missing register.
20767 2007-03-07 Paul Brook <paul@codesourcery.com>
20769 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
20771 2007-03-07 Joseph Myers <joseph@codesourcery.com>
20773 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
20775 (phase1_vrs): Use them.
20776 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
20777 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
20778 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
20779 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
20780 __gnu_Unwind_Restore_WMMXC if required.
20781 (_Unwind_VRS_Pop): Implement iWMMXt support.
20782 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
20783 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
20784 gnu_Unwind_Save_WMMXC): Define.
20786 2007-03-07 Richard Sandiford <richard@codesourcery.com>
20788 * config/vxworks.h (vxworks_override_options): Declare.
20789 (VXWORKS_OVERRIDE_OPTIONS): Use it.
20790 * config/vxworks.c: Include target.h and toplev.h.
20791 (vxworks_override_options): New function.
20792 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
20794 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
20796 * config/s390/s390.c (override_options): Don't emit an error when
20797 -mstack-size is used without providing -mstack-guard.
20798 (s390_emit_prologue): Choose stack_guard value automatically if not
20799 provided via command line.
20800 * doc/invoke.texi: Adjust description of -mstack-guard and
20803 2007-03-07 Richard Sandiford <richard@codesourcery.com>
20805 * config/i386/i386.c (output_set_got): Add a GOT initialization
20806 sequence for VxWorks PIC.
20807 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
20808 around labels as well as symbols. Use gotoff_operand instead
20809 of local_symbolic_operand.
20810 (legitimize_pic_address): Use gotoff_operand instead of
20811 local_symbolic_operand. Use @GOT accesses for labels as
20813 (ix86_output_addr_diff_elt): Use PC-relative rather than
20814 GP-relative offsets for VxWorks PIC.
20815 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
20816 no_new_pseudos. Check whether the returned register is op0.
20817 * config/i386/i386.md (tablejump): Use PC-relative rather than
20818 GP-relative offsets for VxWorks PIC.
20819 * config/i386/predicates.md (gotoff_operand): New predicate.
20821 2007-03-06 Richard Sandiford <richard@codesourcery.com>
20823 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
20825 * config/vxworks-dummy.h: New file.
20826 * config/i386/i386.h: Include it.
20828 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
20830 * dwarf2out.c (is_inlined_entry_point): New
20831 (add_high_low_attributes): Emit DW_AT_entry_pc along with
20832 DW_AT_ranges if the first subblock is the entry point.
20834 2007-03-06 David Daney <ddaney@avtrex.com>
20836 * doc/install.texi (mips-*-*): Change recommended binutils
20839 2007-03-06 Anatoly Sokolov <aesok@post.ru>
20841 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
20842 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
20844 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
20845 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
20847 2007-03-06 Jan Hubicka <jh@suse.cz>
20849 * errors.h (warning, error, fatal, internal_error): Mark as cold.
20850 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
20852 (probably_cold_bb_p): Cold functions are cold.
20853 (probably_never_executed_bb_p): Cold functions are cold.
20854 (tree_bb_level_predictions): Predict calls to cold functions as not
20856 (compute_function_frequency): Check hot/cold attributes.
20857 * function.h (function_frequency): Update comments.
20858 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
20859 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
20860 (c_common_att): Add cold and hot.
20862 * doc/extend.texi (hot,cold attributes): Document.
20864 2007-03-06 Andrew Haley <aph@redhat.com>
20866 * function.c (expand_function_end): Move blockage to just after we
20867 emit the label for the naked return from the function.
20869 2007-03-06 Richard Sandiford <richard@codesourcery.com>
20871 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
20874 2007-03-06 Jan Hubicka <jh@suse.cz>
20876 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
20877 loaded for constant large models. Non-large 64bit PIC can do.
20878 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
20879 * cmodel.h: Add LARGE PIC.
20880 * i386.md (UNSPEC_PLTOFF): New.
20881 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
20883 (*call_1_rex64): Disable for large models.
20884 (*call_1_rex64_large): New.
20885 (*call_value_1_rex64): Disable for large models.
20886 (*call_value_1_rex64_large): New.
20887 (set_rip_rex4): New.
20888 (set_got_offset_rex64): New.
20889 * predicates.md (constant_call_address_operand): For large model
20890 constant calls are not possible.
20891 * i386-protos.h (construct_plt_address): Declare.
20892 * i386.c (override_options): Accept large models.
20893 (ix86_expand_prologue): Expand large PIC GOT pointer load.
20894 (legitimate_constant_p): Add new UNSPECs.
20895 (legitimate_pic_operand_p): Likewise.
20896 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
20897 (legitimize_pic_address): Do easy RIP relative way for TLS only for
20899 (output_pic_addr_const): Add PLTOFF.
20900 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
20901 (ix86_expand_move): Legitimize pic address when in PIC mode.
20902 (construct_plt_address): New function.
20903 (ix86_expand_call): Offload the address to register and use GOT
20904 pointer for large model.
20905 * invoke.texi (mcmodel=large): Update documentation.
20907 2007-03-06 Richard Henderson <rth@redhat.com>
20909 * config/i386/i386.c (x86_use_leave, x86_push_memory,
20910 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
20911 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
20912 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
20913 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
20914 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
20915 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
20916 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
20917 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
20918 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
20919 x86_partial_reg_dependency, x86_memory_mismatch_stall,
20920 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
20921 x86_sse_partial_reg_dependency, x86_sse_split_regs,
20922 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
20923 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
20924 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
20925 x86_schedule, x86_use_bt, x86_pad_returns,
20926 x86_use_xchgb): Merge into ...
20927 (ix86_tune_features): ... here. New array.
20928 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
20929 x86_bswap): Merge into ...
20930 (ix86_arch_features): ... here. New array.
20931 (x86_3dnow_a): Remove.
20932 (x86_accumulate_outgoing_args): Make static.
20933 (x86_arch_always_fancy_math_387): Make static.
20934 (ix86_tune_mask, ix86_arch_mask): Move ...
20935 (override_options): ... to local variables here. Apply the
20936 appropriate mask to each element of ix86_arch_features and
20937 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
20938 as were done in the old macros.
20939 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
20940 * config/i386/i386.h (x86_use_leave, x86_push_memory,
20941 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
20942 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
20943 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
20944 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
20945 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
20946 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
20947 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
20948 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
20949 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
20950 x86_partial_reg_dependency, x86_memory_mismatch_stall,
20951 x86_accumulate_outgoing_args, x86_prologue_using_move,
20952 x86_epilogue_using_move, x86_decompose_lea,
20953 x86_arch_always_fancy_math_387, x86_shift1,
20954 x86_sse_partial_reg_dependency, x86_sse_split_regs,
20955 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
20956 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
20957 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
20958 x86_use_incdec, x86_pad_returns, x86_bswap,
20959 x86_partial_flag_reg_stall): Remove.
20960 (enum ix86_tune_indices): New.
20961 (ix86_tune_features): New.
20962 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
20963 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
20964 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
20965 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
20966 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
20967 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
20968 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
20969 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
20970 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
20971 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
20972 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
20973 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
20974 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
20975 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
20976 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
20977 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
20978 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
20979 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
20980 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
20981 TARGET_EXT_80387_CONSTANTS): Use it.
20982 (enum ix86_arch_indices): New.
20983 (ix86_arch_features): New.
20984 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
20985 TARGET_BSWAP): Use it.
20986 (ix86_tune_mask, ix86_arch_mask): Remove.
20988 2007-03-06 Joseph Myers <joseph@codesourcery.com>
20991 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
20992 Define using $${sysroot_headers_suffix}.
20993 * configure: Regenerate.
20994 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
20995 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
20997 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
20998 * gcc.c (print_sysroot_headers_suffix): New.
20999 (option_map): Include --print-sysroot-headers-suffix.
21000 (display_help): Mention -print-sysroot-headers-suffix.
21001 (process_command): Handle -print-sysroot-headers-suffix.
21002 (do_spec_1): Append multilib directory to include-fixed path if
21003 sysroot suffixes in use.
21004 (main): Handle -print-sysroot-headers-suffix.
21005 * Makefile.in (start.encap): Don't depend on xlimits.h
21006 (xlimits.h): Remove.
21007 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
21008 limits.h for each multilib in fixinc_list.
21009 (fixinc_list, s-fixinc_list): New.
21010 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
21011 generate them for each multilib in fixinc_list.
21012 (stmp-fixproto): Use include-fixed. Run fixproto for each
21013 multilib in fixinc_list.
21014 (mostlyclean): Don't remove xlimits.h.
21015 (clean): Remove include-fixed.
21016 (real-install-headers-tar, real-install-headers-cpio,
21017 real-install-headers-cp): Don't copy include, only include-fixed.
21018 (install-mkheaders): Depend on fixinc_list. Don't depend on
21019 xlimits.h. Save limits.h files for each multilib in fixinc_list.
21020 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
21021 SYSTEM_HEADER_DIR setting in mkheaders.conf.
21023 2007-03-06 Jan Hubicka <jh@suse.cz>
21025 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
21028 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21030 * configure.ac: Allow tm_file to contain build-directory files.
21031 * configure: Regenerate.
21032 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
21033 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
21034 * config/m68k/print-sysroot-suffix.sh: New file.
21036 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21038 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
21039 of pic_offset_table_rtx if reload_completed.
21040 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
21041 PIC_OFFSET_TABLE_REGNUM.
21042 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
21044 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
21045 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
21047 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21049 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
21050 functions that call eh_return.
21052 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21054 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
21055 functions that need a constant pool.
21057 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21060 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
21061 (m68k_preferred_reload_class): Likewise.
21062 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
21063 (SECONDARY_RELOAD_CLASS): Define.
21064 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
21065 (LIMIT_RELOAD_CLASS): Delete.
21066 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
21067 registers from storing bytes.
21068 (m68k_secondary_reload_class): New function.
21069 (m68k_preferred_reload_class): Likewise.
21071 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21073 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
21075 (m68k_expand_prologue): Likewise.
21077 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21079 * config/m68k/m68k-protos.h (output_sibcall): Declare.
21080 (mips_expand_epilogue): Add a bool parameter.
21081 (m68k_legitimize_sibcall_address): Declare.
21082 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
21083 (m68k_expand_epilogue): Add a parameter to select between sibling
21084 and normal epilogues. Only generate a return for the latter.
21085 (m68k_ok_for_sibcall_p): New function.
21086 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
21087 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
21088 (sibcall_value, *sibcall_value): Likewise.
21089 (*call, *call_value): Require !SIBLING_CALL_P.
21090 (epilogue): Update call to m68k_expand_epilogue.
21091 (sibcall_epilogue): New pattern.
21092 * config/m68k/predicates.md (const_call_operand): Say that this
21093 predicate applies to sibling calls too.
21094 (sibcall_operand): New predicate.
21096 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21098 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
21099 alternatives as movsi_cf.
21100 (movsf_cf_hard): Add commentary.
21102 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
21103 Richard Sandiford <richard@codesourcery.com>
21105 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
21106 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
21107 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
21108 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
21109 as being live on exit from an interrupt function.
21110 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
21111 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
21112 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
21113 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
21114 (m68k_interrupt_function_p): Globalize.
21115 (m68k_compute_frame_layout): Remove reverse mask code.
21116 (m68k_emit_movem, m68k_set_frame_related): New functions.
21117 (m68k_output_function_prologue): Delete in favor of...
21118 (m68k_expand_prologue): ...this new function.
21119 (m68k_output_function_epilogue): Delete in favor of...
21120 (m68k_expand_epilogue): ...this new function.
21121 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
21123 (print_operand): Handle %?.
21124 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
21125 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
21126 (prologue, epilogue): New patterns.
21127 (return): Turn into a define_expand.
21128 (*return): New pattern, derived from old "return" pattern. Use rte
21129 rather than rts for interrupt functions. Only use rtd if the pop
21131 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
21132 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
21133 (link, *link, unlink, *unlink, load_got): Likewise.
21135 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21139 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
21140 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
21141 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
21142 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
21143 and m68k_matches_u_p.
21144 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
21145 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
21146 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
21147 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
21148 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
21149 (REG_STRICT_P): New macro.
21150 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
21151 PCREL_GENERAL_OPERAND_OK.
21152 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
21153 m68k_legitimate_base_reg_p.
21154 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
21155 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
21156 (PIC_CASE_VECTOR_ADDRESS): Update comment.
21157 * config/m68k/m68k.c (m68k_address): New structure.
21158 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
21159 (m68k_decompose_index, m68k_legitimate_constant_address_p)
21160 (m68k_jump_table_ref_p, m68k_decompose_address)
21161 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
21162 (m68k_matches_u_p): New functions.
21163 (print_operand_address): Rewrite to use m68k_decompose_index.
21165 2007-03-05 David Taylor <dtaylor@emc.com>
21167 * gcc.c: Correct copyright date in --version output.
21169 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21171 * pa.md: In unamed move patterns, disparge copies between general
21172 and floating point registers using '?' modifier. Don't include 'f'
21173 constraint for register preferences in DImode, SImode, HImode and
21174 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
21175 Remove constraints for copies between general and floating registers
21176 in soft-float DFmode pattern.
21177 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
21181 2007-03-05 Mike Stump <mrs@apple.com>
21183 * c-common.c (targetcm): Add.
21184 * c-opts.c (c_common_handle_option): Handle language specific
21186 * opts.c (handle_option): Verify language for target options, if
21188 * opth-gen.awk: Add CL_LANG_ALL.
21189 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
21190 (TARGETCM_INITIALIZER): Add.
21191 * target.h (struct gcc_targetcm): Add.
21193 * targhooks.c (default_handle_c_option): Add.
21194 * targhooks.h (default_handle_c_option): Add.
21195 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
21197 * config/darwin.opt (iframework): Add.
21198 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
21199 * config/darwin-c.c (handle_c_option): Add.
21200 (TARGET_HANDLE_C_OPTION): Add.
21202 * doc/invoke.texi (Darwin Options): Add -iframework.
21204 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21206 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
21209 2007-03-05 Ian Lance Taylor <iant@google.com>
21211 * c.opt (fgnu89-inline): New option.
21212 * c-opts.c (c_common_post_options): Set default value for
21214 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
21215 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
21217 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
21218 (grokdeclarator, start_function): Likewise.
21219 * c-cppbuiltin.c (c_cpp_builtins): Define either
21220 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
21221 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
21222 (C Dialect Options): Document -fgnu89-inline.
21223 * doc/extend.texi (Function Attributes): Explain what the
21224 gnu_inline attribute does.
21225 * doc/cpp.texi (Common Predefined Macros): Document
21226 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
21228 2007-03-05 Ian Lance Taylor <iant@google.com>
21230 PR tree-optimization/31034
21231 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
21232 half-range if the other side is an overflow infinity.
21234 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
21236 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
21237 (bfin*-linux-uclibc*): New configuration.
21238 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
21240 * config/bfin/linux.h: New file.
21241 * config/bfin/libgcc-bfin.ver: New file.
21242 * config/bfin/t-bfin-uclinux: New file.
21243 * config/bfin/t-bfin-linux: New file.
21244 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
21245 (TARGET_OS_CPP_BUILTINS): New macro.
21247 2007-03-05 Richard Guenther <rguenther@suse.de>
21249 * fold-const.c (fold_binary): Remove duplicate folding
21250 of comparison of non-null ADDR_EXPR against null.
21252 2007-03-05 Richard Guenther <rguenther@suse.de>
21253 Dorit Nuzman <dorit@il.ibm.com>
21255 PR tree-optimization/26420
21256 * tree-vectorizer.c (vectorize_loops): Bail out early if there
21257 are no loops in the function. Only print the number of
21258 vectorized loops if it is greater than zero or we are supposed
21259 to print information about unvectorized loops.
21261 2007-03-05 Revital Eres <eres@il.ibm.com>
21263 * gcc.dg/var-expand1.c: New test.
21264 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
21265 when an accumulator is expanded.
21267 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21270 * c-common.c (convert_and_check): Don't give warnings for
21271 conversion if 'expr' already overflowed.
21273 2007-03-04 Roger Sayle <roger@eyesopen.com>
21275 PR middle-end/30744
21276 * fold-const.c (fold_comparison): Enforce type consistency when
21277 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
21279 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
21281 * tree-ssa-address.c (create_mem_ref): Do not put an expression
21282 containing a cast to the base of TARGET_MEM_REF.
21284 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
21286 * tree.c (tree_contains_struct_check_failed): Remove spurious
21287 whitespace from error message.
21289 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
21292 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
21293 instead of precision.
21295 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
21296 Nathan Sidwell <nathan@codesourcery.com>
21298 * emit-rtl.c (find_auto_inc): New.
21299 (try_split): recreate REG_INC notes,
21300 Use regular for loops rather than whiles.
21302 2007-03-03 Andreas Schwab <schwab@suse.de>
21304 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
21305 * configure: Regenerate.
21307 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21309 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
21310 flag_rounding_math, not flag_unsafe_math_optimizations.
21312 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
21314 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
21315 alpha_fold_vector_minmax): Likewise.
21316 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
21317 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
21319 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
21321 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
21322 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
21323 if the lhs has side-effects.
21324 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
21326 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
21328 * config/i386/i386.h (TUNEMASK): Remove define.
21329 (ARCHMASK): Remove define.
21330 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
21331 Use ix86_arch_mask variable instead of ARCHMASK.
21332 * config/i386/i386.c (override_options): Ditto.
21333 (standard_80387_constant_p): Ditto.
21335 2007-03-02 Ian Lance Taylor <iant@google.com>
21337 Used signed infinities in VRP.
21338 * tree-vrp.c (uses_overflow_infinity): New static function.
21339 (supports_overflow_infinity): New static function.
21340 (make_overflow_infinity): New static function.
21341 (negative_overflow_infinity): New static function.
21342 (positive_overflow_infinity): New static function.
21343 (is_negative_overflow_infinity): New static function.
21344 (is_positive_overflow_infinity): New static function.
21345 (is_overflow_infinity): New static function.
21346 (overflow_infinity_range_p): New static function.
21347 (compare_values_warnv): New function split out of compare_values.
21348 (compare_value): Call it.
21349 (set_value_range_to_nonnegative): Add overflow_infinity
21350 parameter. Change caller.
21351 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
21353 (vrp_expr_computes_nonzero): Likewise.
21354 (compare_ranges, compare_range_with_value): Likewise.
21355 (compare_name_with_value, compare_names): Likewise.
21356 (vrp_evaluate_conditional): Likewise.
21357 (set_value_range): Handle infinity
21358 (vrp_operand_equal_p, operand_less_p): Likewise.
21359 (extract_range_from_assert): Likewise.
21360 (vrp_int_const_binop): Likewise.
21361 (extract_range_from_binary_expr): Likewise.
21362 (extract_range_from_unary_expr): Likewise.
21363 (extract_range_from_comparison): Likewise.
21364 (extract_range_from_expr): Likewise.
21365 (dump_value_range): Likewise.
21366 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
21367 (test_for_singularity): Likewise.
21368 (vrp_int_const_binop): Remove inline qualifier.
21369 (adjust_range_with_scev): Add comment.
21370 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
21372 2007-03-02 Diego Novillo <dnovillo@redhat.com>
21374 * tree-ssa-structalias.c (could_have_pointers): Tidy.
21375 (get_constraint_for): Likewise.
21376 (do_structure_copy): Likewise.
21377 (find_func_aliases): Fix references to MODIFY_EXPR.
21378 (intra_create_variable_infos): Tidy.
21379 * tree-ssa-operands.c (add_virtual_operand): Add argument
21381 When adding members of alias sets, if IS_CALL_SITE is true and
21382 the symbol is not call-clobbered, skip it.
21383 Adjust all callers.
21385 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
21387 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
21388 entry by means of emit_insn_at_entry.
21390 2007-03-02 Richard Henderson <rth@redhat.com>
21392 * expr.h (promoted_input_arg): Remove decl.
21393 * function.c (promoted_input_arg): Merge into ...
21394 * combine.c (setup_incoming_promotions): ... only caller.
21395 Rearrange to avoid double loop.
21397 2007-03-02 Ben Elliston <bje@au.ibm.com>
21398 Peter Bergner <bergner@vnet.ibm.com>
21399 Janis Johnson <janis187@us.ibm.com>
21401 * config/rs6000/dfp.md: New file.
21402 * config/rs6000/rs6000.md: Include dfp.md.
21403 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
21404 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
21405 and TDmode decimal float modes in FP registers.
21406 (num_insns_constant): Likewise.
21407 (rs6000_legitimate_offset_address_p): Likewise.
21408 (rs6000_legitimize_address): Likewise.
21409 (rs6000_legitimize_reload_address): Likewise.
21410 (rs6000_legitimate_address): Likewise.
21411 (rs6000_emit_move): Likewise.
21412 (function_arg_boundary): Likewise.
21413 (function_arg_advance): Likewise.
21414 (rs6000_darwin64_record_arg_recurse): Likewise.
21415 (function_arg): Likewise.
21416 (rs6000_gimplify_va_arg): Likewise.
21417 (rs6000_split_multireg_move): Likewise.
21418 (rs6000_output_function_epilogue): Likewise.
21419 (rs6000_output_function_epilogue): Likewise.
21420 (rs6000_register_move_cost): Likewise.
21421 (rs6000_function_value): Likewise.
21422 (rs6000_libcall_value): Likewise.
21424 2007-03-02 Richard Sandiford <richard@codesourcery.com>
21426 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
21428 2007-03-02 Richard Sandiford <richard@codesourcery.com>
21430 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
21431 Use $MULTIDIR to choose between the kernel and RTP headers,
21432 and use $WIND_BASE and $WIND_USR to locate them.
21434 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
21436 * config/i386/i386.c (override_options): Put initialization of
21437 ix86_tune_mask and ix86_arch_mask to the correct place.
21439 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
21440 Michael Meissner <michael.meissner@amd.com>
21443 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
21444 (ARCHMASK): Define.
21445 (TARGET_CMOVE): Use ARCHMASK.
21446 (TARGET_CMPXCHG): Ditto.
21447 (TARGET_CMPXCHG8B): Ditto.
21448 (TARGET_XADD): Ditto.
21449 (TARGET_BSWAP): Ditto.
21450 * config/i386/i386.c (ix86_tune_mask): New global variable.
21451 (ix86_arch_mask): Ditto.
21452 (override_options): Initialize ix86_tune_mask and
21453 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
21456 2007-03-02 Ben Elliston <bje@au.ibm.com>
21459 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
21461 2007-03-02 Joseph Myers <joseph@codesourcery.com>
21463 * target.h (init_dwarf_reg_sizes_extra): New target hook.
21464 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
21465 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
21466 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
21468 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
21469 rs6000_init_dwarf_reg_sizes_extra): New.
21470 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
21471 SPE register high parts.
21473 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
21475 * Makefile.in: Add install-pdf target as
21476 copied from automake v1.10 rules.
21477 * configure.ac: Add install-pdf to target list.
21478 * configure: Regenerate.
21480 2007-03-01 Paul Brook <paul@codesourcery.com>
21482 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
21483 modes to LDRD for DImode.
21484 (output_move_double): Fixup out of range ldrd/strd.
21485 (vfp_secondary_reload_class): Rename...
21486 (coproc_secondary_reload_class): ... to this. Add wb argument.
21487 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
21488 coproc_secondary_reload_class for CLASS_IWMMXT.
21489 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
21490 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
21492 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
21494 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
21495 unroll factor by the estimated number of iterations.
21496 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
21497 than prefetch latency.
21499 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
21500 decode_caches_intel, detect_caches_intel): New functions.
21501 (host_detect_local_cpu): Use detect_caches_amd and
21502 detect_caches_intel.
21504 2007-03-01 Richard Henderson <rth@redhat.com>
21506 * expr.c (emit_move_complex_push): Export.
21507 (emit_move_complex_parts): Split out from ...
21508 (emit_move_complex): ... here.
21509 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
21510 * config/i386/i386.md (movcdi): New.
21512 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
21514 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
21515 size of mode1 to check for tieable modes in MMX case.
21517 2007-03-01 Richard Sandiford <richard@codesourcery.com>
21519 * Makefile.in (rtlanal.o): Depend on tree.h.
21520 * rtl.h (offset_within_section_p, split_const): Declare.
21521 * rtlanal.c: Include tree.h.
21522 (offset_within_block_p): New function, taken from
21523 mips_offset_within_object_p.
21524 (split_const): New function, taken from mips_split_const.
21525 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
21527 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
21528 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
21529 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
21530 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
21531 (m68k_illegitimate_symbolic_constant_p): New function.
21532 * config/m68k/m68k.md (movsi): Remove misleading predicates.
21533 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
21534 symbolic constant that might be outside the symbol's section,
21535 move the symbol first and then add the offset.
21536 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
21538 * config/mips/mips.c (mips_split_const): Delete.
21539 (mips_offset_within_object_p): Delete.
21540 (mips_symbolic_constant_p): Use offset_within_section_p and
21541 split_const instead of mips_offset_within_object_p and
21543 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
21544 (mips_legitimize_const_move, print_operand_reloc)
21545 (mips_dangerous_for_la25_p): Use split_const instead of
21548 2007-02-28 Eric Christopher <echristo@apple.com>
21550 * Makefile.in (install-include-dir): Don't rm -rf include.
21552 2007-02-28 Richard Guenther <rguenther@suse.de>
21554 PR middle-end/30364
21555 * fold-const.c (fold_binary): Do not associate expressions
21556 with more than one variable for integer types that do not wrap.
21558 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
21560 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
21561 Delete, and replace with...
21562 (fold_builtin_call_array): This. Update callers to use it.
21563 * fold-const.c (fold_build_call_list): Delete, and replace with...
21564 (fold_build_call_array): This.
21565 (fold_build_call_list_initializer): Delete, and replace with...
21566 (fold_build_call_array_initializer): This.
21567 * tree.h: Update declarations to reflect above changes.
21569 * c-typeck.c (build_function_call): Store converted arguments
21570 in a stack-allocated array instead of building a list.
21571 (convert_arguments): Store arguments in the array passed in as an
21572 argument, and return the actual number of arguments.
21573 * c-format.c: (check_function_format): Pass arguments in an
21574 array instead of a list.
21575 * c-common.c (check_function_nonnull): Likewise.
21576 (check_function_sentinel): Likewise.
21577 (check_function_arguments): Likewise.
21578 * c-common.h: Update declarations to reflect above changes.
21580 2007-02-28 Jan Hubicka <jh@suse.cz>
21582 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
21583 PRED_NEGATIVE_RETURN): Update outcomes.
21585 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
21587 * calls.c (emit_library_call_value_1): Handle partial registers
21588 correctly when building up CALL_INSN_FUNCTION_USAGE.
21590 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21592 * pa/predicates.md (move_src_operand): Allow zero for mode.
21593 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
21596 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
21599 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
21600 *movv2df_internal): Enable pattern only for valid operand
21602 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
21603 tie only 128bit modes. For MMX registers, tie only 64bit modes.
21605 2007-02-27 Mike Stump <mrs@apple.com>
21607 * config/darwin-crt3.c: Avoid compilation when compiling for a
21610 2007-02-27 Joseph Myers <joseph@codesourcery.com>
21612 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
21614 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
21615 for fixed headers and limits.h.
21616 (install-include-dir, install-headers-tar, install-headers-cpio,
21617 install-headers-cp, real-install-headers-tar,
21618 real-install-headers-cpio, real-install-headers-cp): Handle
21619 include-fixed as well as include.
21620 (install-mkheaders): Don't install files that go only in include
21622 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
21623 from GCC_INCLUDE_DIR.
21624 * gcc.c (process_command): Remove special -BstageN/ handling.
21625 (do_spec_1): Add include-fixed directories.
21627 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
21629 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
21631 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
21633 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
21636 2007-02-27 Mark Mitchell <mark@codesourcery.com>
21638 * c-common.c (get_priority): Add check for
21639 SUPPORTS_INIT_PRIORITY.
21641 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
21643 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
21645 * config/bfin/bfin.c: Include "cfglayout.h".
21646 (MAX_LSETUP_DISTANCE): New macro.
21647 (struct loop_info): New members incoming, incoming_src and
21648 incoming_dest. Delete member predecessor.
21649 (length_for_loop): New function.
21650 (bfin_optimize_loop): Handle more different loop structures.
21651 (bfin_discover_loop): Rework detection of predecessor blocks by
21652 examining incoming edges.
21653 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
21655 (bfin_reorder_loops): New function.
21656 (bfin_reorg_loops): Use these three new functions.
21658 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
21659 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
21660 (CONSTRAINT_LEN): Add entry for 'q'.
21661 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
21662 Add 'q' constraints.
21663 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
21664 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
21666 * config/bfin/bfin.md (add_with_carry): New pattern.
21667 (s_or_u, su_optab, su_modifier): New code macros/attrs.
21668 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
21669 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
21670 support unsigned multiplies too. Removed incorrect commutativity from
21671 operand 1 constraint where appropriate.
21672 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
21674 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
21675 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
21677 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
21678 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
21679 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
21680 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
21681 usmulhisi_hh_huh): New patterns.
21683 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
21684 lshifthi3): Fix output template to use half reg for operand 2.
21686 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
21689 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
21691 2007-02-27 Andreas Schwab <schwab@suse.de>
21693 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
21695 2007-02-27 Jan Hubicka <jh@suse.cz>
21697 * predict.c (last_basic_block_p): Remove.
21698 (tree_estimate_probability): Update return heuristic for commonized
21701 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
21703 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
21705 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
21707 * doc/include/gcc-common.texi (versionsubtitle): New macro.
21708 * doc/cpp.texi: Standardize title page.
21709 * doc/cppinternals.texi: Likewise.
21710 * doc/gcc.texi: Standardize title page, remove version number
21711 from copyright page.
21712 * doc/gccint.texi: Likewise.
21713 * doc/install.texi: Standardize title page, add table of
21716 2007-02-26 Jan Hubicka <jh@suse.cz>
21718 * predict.def: Set outcomes according to more recent results.
21719 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
21720 Remove dead predictors.
21721 * predict.c (return_prediction): Fix pasto.
21723 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
21725 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
21726 change; avoid a memory leak when returning early.
21728 2007-02-26 Mark Mitchell <mark@codesourcery.com>
21730 * c-decl.c (static_ctors): Move to c-common.c.
21731 (static_dtors): Likewise.
21732 (finish_function): Use c_record_cdtor_fn.
21733 (build_cdtor): Move to c-common.c.
21734 (c_write_global_declarations): Use c_build_cdtor_fns.
21735 * c-common.h (static_ctors): Declare.
21736 (static_dtors): Likewise.
21737 (c_record_cdtor_fn): Likewise.
21738 (c_build_cdtor_fns): Likewise.
21739 * c-common.c (static_ctors): New variable.
21740 (static_dtors): Likewise.
21741 (c_record_cdtor_fn): New function.
21742 (build_cdtor): Move from c-decl.c
21743 (c_build_cdtor_fns): New function.
21745 * output.h (assemble_addr_to_section): Declare.
21746 (get_cdtor_priority_section): Likewise.
21747 * varasm.c (assemble_addr_to_section): New function.
21748 (get_cdtor_priority_section): Likewise.
21749 (default_named_section_asm_out_destructor): Use them.
21750 (destor_dtor_section_asm_out_destructor): Likewise.
21751 (default_named_section_asm_out_constructor): Likewise.
21752 (default_ctor_section_asm_out_constructor): Likewise.
21753 * config.gcc (*-*-vxworks*): Include vxworks.o.
21754 * config/t-vxworks (vxworks.o): New target.
21755 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
21756 (TARGET_ASM_CONSTRUCTOR): Define.
21757 (TARGET_ASM_DESTRUCTOR): Likewise.
21758 (vxworks_asm_out_constructor): Declare.
21759 (vxworks_asm_out_destructor): Likewise.
21761 * c-common.c (get_priority): Check that we have not just an
21762 INTEGER_CST, but an integer constant with integeral type.
21764 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
21766 PR tree-optimization/30938
21767 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
21768 use &dt[nargs-1] instead of &dt[nargs] in the call to
21769 vect_is_simple_use().
21771 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
21773 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
21774 from register elimination as PRE_MODIFY / POST_MODIFY increments.
21775 Do not attempt to handle MEM inside auto-inc expressions.
21776 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
21777 of a register modified by an auto-inc expression. However, do handle
21778 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
21779 (elimination_effects): Prohibit elimination of a register modified
21780 by an auto-inc expression. Disable register elimination rules whose
21781 target register is modified by an auto-inc expression with variable
21784 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
21786 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
21788 (array_at_struct_end_p): New function.
21789 (idx_infer_loop_bounds): Use it.
21790 (estimate_numbers_of_iterations_loop): Export.
21791 * predict.c (predict_loops): Use estimated_loop_iterations_int.
21792 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
21793 (tree_estimate_probability): Call record_loop_exits.
21794 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
21795 (estimated_loop_iterations, estimated_loop_iterations_int,
21796 estimated_loop_iterations_tree): New functions.
21797 (analyze_siv_subscript_cst_affine,
21798 compute_overlap_steps_for_affine_1_2,
21799 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
21800 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
21801 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
21802 (PRED_LOOP_ITERATIONS_GUESSED): New.
21803 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
21804 * cfgloop.h (estimate_numbers_of_iterations_loop,
21805 estimated_loop_iterations_int): Declare.
21807 2007-02-25 Mark Mitchell <mark@codesourcery.com>
21809 * doc/extend.texi: Document optional priority argument to
21810 constructors and destructors.
21811 * tree.c (init_priority_for_decl): Adjust GTY markers.
21812 (init_ttree): Use priority-info hash functions for
21813 init_priority_for_decl.
21814 (tree_map_eq): Rename to ...
21815 (tree_map_base_eq): ... this.
21816 (tree_map_marked_p): Rename to ...
21817 (tree_map_base_marked_p): ... this.
21818 (tree_map_base_hash): New function.
21819 (decl_init_priority_lookup): Rework.
21820 (decl_fini_priority_lookup): New function.
21821 (decl_priority_info): New function.
21822 (decl_init_priority_insert): Use it.
21823 (decl_fini_priority_insert): Likewise.
21824 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
21826 (decl_restrict_base_insert): Likewise.
21827 (decl_debug_expr_insert): Likewise.
21828 (decl_value_expr_lookup): Likewise.
21829 (decl_value_expr_insert): Likewise.
21830 * tree.h (priority_type): New type.
21831 (decl_init_priority_lookup): Use priority_type.
21832 (decl_fini_priority_lookup): New function.
21833 (decl_init_priority_insert): Use priority_type.
21834 (decl_fini_priority_insert): New function.
21835 (DECL_HAS_INIT_PRIORITY): Tweak comments.
21836 (DECL_INIT_PRIORITY): Likewise.
21837 (SET_DECL_INIT_PRIORITY): Add comment.
21838 (DECL_FINI_PRIORITY): New macro.
21839 (SET_DECL_FINI_PRIORITY): Likewise.
21840 (DEFAULT_INIT_PRIORITY): Document.
21841 (MAX_INIT_PRIORITY): Likewise.
21842 (MAX_RESERVED_INIT_PRIORITY): Likewise.
21843 (tree_map_base): New type.
21844 (tree_map_base_eq): New function.
21845 (tree_map_base_hash): Likewise.
21846 (tree_map_base_marked_p): Likewise.
21847 (tree_map): Inherit from tree_map_base.
21848 (tree_map_eq): Make it a macro.
21849 (tree_map_marked_p): Likewise.
21850 (tree_int_map): Inherit from tree_map_base.
21851 (tree_int_map_eq): Make it a macro.
21852 (tree_int_map_hash): Likewise.
21853 (tree_int_map_marked_p): Likewise.
21854 (tree_priority_map): New type.
21855 (tree_priority_map_eq): New macro.
21856 (tree_priority_map_hash): Likewise.
21857 (tree_priority_map_marked_p): Likewise.
21858 * varasm.c (emults_decl): Adjust for refactoring of tree_map
21860 (emutls_common_1): Likewise.
21861 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
21862 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
21863 of tree_map hierarchy.
21864 * tree-cfg.c (move_stmt_r): Likewise.
21865 (new_label_mapper): Likewise.
21866 * c-tree.h (c_expand_body): Move to ...
21867 * c-common.h (c_expand_body): ... here.
21868 * c-decl.c (c_expand_body): Move to ...
21869 * c-common.c (c_expand_body): ... here.
21870 (c_common_attribute_table): Allow 1 argument for the constructor
21871 and destructor attributes.
21872 (get_priority): New function.
21873 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
21874 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
21876 2007-02-24 Jan Hubicka <jh@suse.cz>
21878 PR middle-end/30509
21879 * tree-inline.c (copy_bb): Produce exact copy of EH info when
21880 copying for inlining.
21882 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
21883 Jan Hubicka <jh@suse.cz>
21886 * i386.c (counter_mode): New function.
21887 (expand_set_or_movmem_via_loop): Use it.
21888 (expand_movmem_epilogue): Likewise; fix pasto.
21889 (ix86_expand_movmem): Do emit guard even for constant counts.
21890 (ix86_expand_setmem): Likewise.
21892 2007-02-25 Nick Clifton <nickc@redhat.com>
21894 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
21895 (JUMP_TABLES_IN_TEXT_SECTION): Define.
21897 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
21900 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
21901 count argument with 0x10, not with 0x16.
21902 (expand_setmem_epilogue): Ditto.
21904 2007-02-24 Mike Stump <mrs@apple.com>
21906 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
21909 2007-02-24 Richard Guenther <rguenther@suse.de>
21911 PR middle-end/30951
21912 * fold-const.c (fold_binary): Fold x +- CST op x for
21913 EQ_EXPR and NE_EXPR.
21915 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21917 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
21919 2007-02-24 Jan Hubicka <jh@suse.cz>
21921 * cgraphunit.c (decide_is_function_needed): Honor
21922 -fkeep-inline-functions.
21924 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21926 * builtins.c (fold_builtin_modf): New.
21927 (fold_builtin_2): Use it.
21929 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
21931 * loop-iv.c (implies_p): Detect additional cases where A implies B.
21932 (determine_max_iter): Take additional LOOP arg; all callers changed.
21933 Lose broken logic dealing with PLUS. Try to limit the upper bound by
21934 one using simplifications.
21935 (simplify_using_initial_values): Return if the expression becomes
21936 invalid due to altered regs.
21938 2007-02-23 DJ Delorie <dj@redhat.com>
21940 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
21942 2007-02-23 Mike Stump <mrs@apple.com>
21944 * tlink.c (scan_linker_output): Parse linker messages from
21945 darwin9's linker better.
21947 2007-02-23 Steve Ellcey <sje@cup.hp.com>
21950 * varpool.c (varpool_assemble_pending_decls): Set
21951 varpool_last_needed_node to null.
21953 2007-02-23 DJ Delorie <dj@redhat.com>
21955 * config/i386/i386.c (ix86_data_alignment): Don't specify an
21956 alignment bigger than the object file can handle.
21958 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
21961 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
21962 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
21963 (*movsf_1): Penalize MMX moves.
21965 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
21967 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
21968 2^32-1 or more times unless flag_unsafe_loop_optimizations.
21970 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
21972 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21974 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
21975 (fold_builtin_1): Use them.
21976 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
21977 BUILT_IN_SIGNIFICAND.
21979 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
21981 * config/i386/i386.c (bdesc_1arg): Initialize
21982 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
21983 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
21984 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
21985 and IX86_BUILTIN_MOVSLDUP.
21987 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
21989 PR rtl-optimization/30841
21990 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
21992 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21994 * builtins.c (fold_builtin_frexp): New.
21995 (fold_builtin_2): Use it.
21997 2007-02-22 Mark Mitchell <mark@codesourcery.com>
21999 * doc/invoke.texi (Spec Files): Document getenv spec function.
22001 * gcc.c (getenv_spec_function): New function.
22002 (static_spec_functions): Add it.
22003 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
22004 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
22007 2007-02-22 Michael Matz <matz@suse.de
22010 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
22011 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
22013 2007-02-22 Ian Lance Taylor <iant@google.com>
22016 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
22017 (mem_loc_descriptor): Call it.
22019 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
22020 Ira Rosen <irar@il.ibm.com>
22022 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
22024 2007-02-22 Ira Rosen <irar@il.ibm.com>
22026 PR tree-optimization/30843
22027 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
22028 stores only after all the group is vectorized.
22030 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
22032 PR tree-optimization/30858
22033 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
22034 in the reduction cycle have a single use in the loop.
22035 * tree-vectorizer.h (relevant): Add documentation.
22037 2007-02-20 Mike Stump <mrs@apple.com>
22039 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
22040 * configure: Regenerate.
22042 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
22044 Change the defaults of some parameters and options.
22045 * config/spu/spu-protos.h (spu_optimization_options): Declare.
22046 * config/spu/spu.c (spu_optimization_options): Add.
22047 (spu_override_options): Change params in spu_optimization_options.
22048 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
22050 Register 127 is only 16 byte aligned when used as a frame pointer.
22051 * config/spu/spu-protos.h (spu_init_expanders): Declare.
22052 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
22053 HARD_FRAME_POINTER_REGNUM.
22054 (spu_legitimate_address): Use regno_aligned_for_reload.
22055 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
22056 aligned when frame_pointer_needed is true.
22057 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
22059 * config/spu/spu.h (INIT_EXPANDERS): Define.
22061 Make sure shift and rotate instructions have valid immediate operands.
22062 * config/spu/predicates.md (spu_shift_operand): Remove.
22063 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
22064 * config/spu/constraints.md (W, O): Extend range.
22065 * config/spu/spu.md (umask, nmask): Define.
22066 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
22067 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
22068 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
22069 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
22070 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
22071 (lshr<mode>3_reg): Fix rtl description.
22073 Make sure mulhisi immediate operands are valid.
22074 * config/spu/predicates.md (imm_K_operand): Add.
22075 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
22077 Generate constants using fsmbi and andi.
22078 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
22079 (print_operand, spu_split_immediate, classify_immediate,
22080 fsmbi_const_p): Handle IC_FSMBI2.
22082 Correctly handle a CONST_VECTOR containing symbols.
22083 * config/spu/spu.c (print_operand): Handle HIGH correctly.
22084 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
22085 (immediate_load_p): Allow symbols that use 2 instructions to create.
22086 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
22087 with symbols when flag_pic is set.
22088 (const_vector_immediate_p): New.
22089 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
22090 accept a CONST_VECTOR with symbols.
22091 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
22092 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
22094 * config/spu/spu.md (high, low): Delete.
22095 (low_<mode>): Define.
22097 Remove INTRmode and INTR_REGNUM, which didn't work.
22098 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
22100 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
22101 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
22102 peephole2 pattern): Don't use INTR or 131.
22103 (movintrcc): Delete.
22104 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
22105 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
22106 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
22107 (UNSPEC_SET_INTR): Add.
22108 * config/spu/spu-modes.def (INTR): Remove.
22110 More accurate warnings about run-time relocations.
22111 * config/spu/spu.c (reloc_diagnostic): Test in_section.
22113 Correctly warn about immediate arguments to specific intrinsics.
22114 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
22115 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
22116 the instruction predicate.
22118 Fix tree check errors with latest update.
22119 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
22121 (spu_expand_builtin): Use CALL_EXPR_FN.
22123 Add missing specific intrinsics.
22124 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
22126 * config/spu/spu_internals.h: Ditto.
22128 Fix incorrect operand modifiers.
22129 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
22130 * config/spu/spu.md (xor<mode>3): Change %S to %J.
22132 Optimize one case of zero_extend of a vec_select.
22133 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
22135 Accept any immediate for hbr.
22136 * config/spu/spu.md (hbr): Change s constraints to i.
22138 2007-02-21 Paul Brook <paul@codesourcery.com>
22140 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
22141 condexec_count when skipping USE and CLOBBER.
22143 2007-02-21 Nick Clifton <nickc@redhat.com>
22145 * common.opt (Warray-bounds): Add Warning attribute.
22146 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
22148 (fsized-zeroes): Add Optimization attribute.
22149 (fsplit-wide-types, ftree-scev-cprop): Likewise.
22150 * c.opt (Wc++0x-compat): Add Warning attribute.
22152 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
22154 PR middle-end/30761
22155 * reload1.c (eliminate_regs_in_insn): In the single_set special
22156 case, attempt to re-recognize the insn before falling back to
22157 having reload fix it up.
22159 2007-02-20 Eric Christopher <echristo@gmail.com>
22161 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
22162 Rewrite accordingly.
22163 (frv_read_iacc_argument): Ditto.
22164 (frv_expand_set_builtin): Take a call instead of arglist, update for
22166 (frv_expand_unop_builtin): Ditto.
22167 (frv_expand_binop_builtin): Ditto.
22168 (frv_expand_cut_builtin): Ditto.
22169 (frv_expand_binopimm_builtin): Ditto.
22170 (frv_expand_voidbinop_builtin): Ditto.
22171 (frv_expand_int_void2arg): Ditto.
22172 (frv_expand_prefetches): Ditto.
22173 (frv_expand_voidtriop_builtin): Ditto.
22174 (frv_expand_voidaccop_builtin): Ditto.
22175 (frv_expand_load_builtin): Ditto.
22176 (frv_expand_store_builtin): Ditto.
22177 (frv_expand_mdpackh_builtin): Ditto.
22178 (frv_expand_mclracc_builtin): Ditto.
22179 (frv_expand_mrdacc_builtin): Ditto.
22180 (frv_expand_mwtacc_builtin): Ditto.
22181 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
22184 2007-02-20 Janis Johnson <janis187@us.ibm.com>
22186 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
22187 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
22189 (HAVE_GAS_DFP): Check for assembler support of decimal floating
22190 point instructions.
22191 * configure: Regenerate.
22192 * config.in: Regenerate.
22193 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
22194 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
22195 masks to power6 and power6x and to POWERPC_MASKS.
22196 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
22198 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
22199 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
22200 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
22201 Access PROTOTYPE as variable, not mask.
22203 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
22205 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
22206 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
22207 * combine.c (adjust_for_new_dest): Use it.
22208 * postreload.c (reload_combine): Likewise.
22210 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
22212 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
22213 notes on an insn with multiple sets, even if single_set returns
22214 non-NULL for that insn.
22216 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22218 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
22219 scalbn and scalbln.
22221 2007-02-20 Geoffrey Keating <geoffk@apple.com>
22223 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
22224 if user didn't pass it.
22225 * config/i386/darwin.h (CC1_SPEC): Likewise.
22226 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
22227 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
22228 -mmacosx-version-min.
22230 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22231 Uros Bizjak <ubizjak@gmail.com>
22233 * optabs.h (enum optab_index): Add new OTI_scalb.
22234 (scalb_optab): Define corresponding macro.
22235 * optabs.c (init_optabs): Initialize scalb_optab.
22236 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
22238 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
22239 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
22240 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
22241 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
22242 flag_unsafe_math_optimizations is set.
22244 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
22245 to implement scalbf, scalb and scalbl built-ins as inline x87
22248 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22249 DJ Delorie <dj@redhat.com>
22252 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
22253 (diagnostic_report_diagnostic): ... here, and turn them into real
22254 errors. If warnings are inhibited, no need to do anything.
22256 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
22258 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
22259 better code generation.
22261 2007-02-20 Ben Elliston <bje@au.ibm.com>
22263 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
22265 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
22267 * config/alpha/alpha.c, config/alpha/alpha.md,
22268 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
22269 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
22270 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
22271 config/arm/lib1funcs.asm: Follow spelling conventions.
22273 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
22274 config/fr30/fr30.md, config/i386/i386.h,
22275 config/iq2000/iq2000.h, config/iq2000/predicates.md,
22276 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
22277 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
22278 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
22279 config/rs6000/altivec.md, config/rs6000/rs6000.c,
22280 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
22281 config/sparc/sparc.c, config/sparc/sparc.h,
22282 config/sparc/sparc.md, config/spu/constraints.md,
22283 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
22286 2007-02-20 Alan Modra <amodra@bigpond.net.au>
22289 * varasm.c (use_blocks_for_decl_p): Return false for decls with
22292 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
22294 * doc/invoke.texi (-ftree-lrs): Remove.
22296 2007-02-19 Diego Novillo <dnovillo@redhat.com>
22298 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
22301 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
22303 * config/ia64/ia64.c (ia64_expand_builtin): Use the
22304 new CALL_EXPR_FN macro for retrieving the function
22305 declaration of the input expression.
22307 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22309 * c.opt (Waddress): New.
22310 * common.opt (Walways-true): Delete.
22311 (Wstring-literal-comparison): Delete.
22312 * doc/invoke.texi (Warning Options): Delete -Walways-true and
22313 -Wstring-literal-comparison. Add -Waddress.
22315 (Walways-true): Delete.
22316 (Wstring-literal-comparison): Delete.
22317 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
22318 consistently instead of -Walways-true in example.
22319 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
22320 * c-typeck.c (parser_build_binary_op): Replace
22321 -Wstring-literal-comparison and -Walways-true with -Waddress.
22322 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
22325 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
22327 * tree-cfg.c (dump_function_to_file): Be prepared for functions
22328 without DECL_STRUCT_FUNCTION initialized.
22330 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
22332 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
22333 due to calls to functions taking pointers as parameters.
22335 2007-02-19 Richard Henderson <rth@redhat.com>
22338 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
22341 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
22343 * config/s390/s390.c (s390_call_saved_register_used,
22344 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
22345 accessed to the new scheme.
22347 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
22349 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
22350 (cris_print_index, cris_print_operand, cris_print_operand_address)
22351 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
22352 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
22353 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
22354 GET_CODE () == xxx.
22355 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
22356 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
22357 GO_IF_LEGITIMATE_ADDRESS): Ditto.
22358 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
22359 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
22360 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
22361 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
22362 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
22363 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
22364 (uminsi3, call, call_value): Ditto.
22365 (define_split: indir_to_reg_split, unnamed): Ditto.
22367 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
22369 PR tree-optimization/30975
22370 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
22373 2007-02-18 Eric Christopher <echristo@gmail.com>
22375 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
22376 Remove use of arglist.
22377 (mips_expand_builtin): Remove use of arglist, pass in expr.
22378 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
22379 (mips_expand_builtin_movtf): Ditto.
22380 (mips_expand_builtin_compare): Ditto.
22382 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
22384 * tree-sra.c (sra_build_assignment): Replace assertion
22385 checking with a comment explaining why it can't be done.
22387 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
22389 PR middle-end/30833
22390 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
22391 during CALL_EXPR representation conversion.
22392 * tree-ssa-propagate.c (set_rhs): Likewise.
22394 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
22396 * tree-sra.c (sra_build_assignment): Disable assertion checking
22399 2007-02-18 Roger Sayle <roger@eyesopen.com>
22401 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
22402 instead of calling build2 with a GIMPLE_MODIFY_STMT.
22403 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
22405 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
22406 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
22407 gimplify_init_ctor_eval_range, gimple_push_cleanup,
22408 gimplify_omp_for, gimplify_omp_atomic_pipeline,
22409 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
22410 force_gimple_operand): Likewise.
22411 * ipa-cp.c (constant_val_insert): Likewise.
22412 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
22413 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
22414 perfect_nestify): Likewise.
22415 * langhooks.c (lhd_omp_assignment): Likewise.
22416 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
22417 lower_copyprivate_clauses, lower_send_clauses,
22418 lower_send_shared_vars, expand_parallel_call,
22419 expand_omp_for_generic, expand_omp_for_static_nochunk,
22420 expand_omp_for_static_chunk, expand_omp_sections,
22421 lower_omp_single_copy, lower_omp_for_lastprivate,
22422 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
22423 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
22424 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
22427 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
22429 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
22430 config/sh/sh.md: Follow spelling conventions.
22432 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
22433 config/frv/predicates.md: Follow spelling conventions.
22435 * config/m68k/linux-unwind.h: Fix a comment typo.
22436 * target.h: Follow spelling conventions.
22438 2007-02-18 Roger Sayle <roger@eyesopen.com>
22440 PR rtl-optimization/28173
22441 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
22442 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
22443 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
22444 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
22445 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
22447 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22449 * builtins.c (fold_builtin_load_exponent): New.
22450 (fold_builtin_2): Use it.
22452 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
22454 PR rtl-optimization/30773
22455 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
22456 if we fail to attach a REG_EQUIV note.
22458 2007-02-18 David Edelsohn <edelsohn@gnu.org>
22459 Roger Sayle <roger@eyesopen.com>
22461 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
22463 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
22465 * calls.c (initialize_argument_information): Pass original EXP
22466 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
22467 code to split complex arguments here, as part of initializing the
22469 (expand_call): Remove code that builds a list of arguments and
22470 inserts implicit arguments into it. Instead, just count how many
22471 implicit arguments there will be so we can determine the size of
22472 the ARGS array, and let initialize_argument_information do the work.
22473 (split_complex_values): Delete unused function.
22475 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
22477 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
22479 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
22481 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
22482 for arg pointer based indexed addressing.
22484 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
22486 * config/ia64/ia64.h, config/ia64/ia64.md,
22487 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
22488 spelling conventions.
22490 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
22492 * config/m68k/m68k.c (split_di): New.
22493 * config/m68k/m68k-protos.h: Declare split_di.
22494 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
22495 Improve predicate handling and split constant shifts.
22497 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
22499 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
22500 parameter for register bitfield operations, general predicates
22503 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
22505 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
22506 * config/m68k/linux-unwind.h: New file.
22508 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
22510 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
22511 config/i386/athlon.md, config/ia64/ia64.md,
22512 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
22513 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
22514 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
22515 tree-ssa-loop-niter.c, tree-vect-analyze.c,
22516 tree-vect-transform.c: Fix comment typos.
22518 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
22520 * sched-deps.c (find_insn_list): Remove.
22521 * sched-int.h: Remove the prototype for find_insn_list.
22523 2007-02-16 Geoffrey Keating <geoffk@apple.com>
22525 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
22527 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
22528 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
22529 darwin_rs6000_override_options.
22530 (C_COMMON_OVERRIDE_OPTIONS): Expect
22531 darwin_macosx_version_min to be non-NULL always.
22532 (TARGET_C99_FUNCTIONS): Likewise.
22533 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
22534 (DARWIN_MINVERSION_SPEC): New.
22535 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
22536 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
22538 (DARWIN_MINVERSION_SPEC): New.
22539 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
22541 * config/darwin-c.c (darwin_cpp_builtins): Expect
22542 darwin_macosx_version_min to be non-NULL always.
22544 * config/rs6000/rs6000.c: Clean up trailing whitespace.
22546 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
22548 * config/i386/i386.h (x86_use_xchgb): New.
22549 (TARGET_USE_XCHGB): New macro.
22550 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
22551 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
22552 Split after reload into bswaphi for shifts of 8.
22553 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
22554 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
22555 or when optimizing for size.
22557 2007-02-16 Richard Guenther <rguenther@suse.de>
22558 Christian Bruel <christian.bruel@st.com>
22560 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
22561 DECLs but prefer SSA_NAMEs over DECLs.
22563 2007-02-16 Richard Guenther <rguenther@suse.de>
22565 * tree-flow-inline.h (single_imm_use_p): Remove.
22566 (zero_imm_uses_p): Likewise.
22567 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
22568 instead of single_imm_use_p.
22569 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
22572 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22575 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
22576 nested double- and backquotes.
22578 2007-02-15 Roger Sayle <roger@eyesopen.com>
22580 PR middle-end/30391
22581 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
22582 should be unreachable.
22583 (build2_stat): Allow construction of MODIFY_EXPR at any time.
22584 For the time being redirect GIMPLE_MODIFY_STMT to the new
22585 (renamed) build_gimple_modify_stmt_stat.
22586 (build2_gimple_stat): Rename to...
22587 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
22588 Always build a GIMPLE_MODIFY_STMT node.
22589 * tree.h (build2_gimple, build2_gimple_stat): Delete.
22590 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
22593 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
22594 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
22595 * tree-complex.c (set_component_ssa_name, expand_complex_move,
22596 expand_complex_div_wide): Likewise.
22597 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
22598 * tree-ssa-loop-im.c (schedule_sm): Likewise.
22599 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
22600 * tree-ssa-loop-manip.c (create_iv): Likewise.
22601 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
22602 abs_replacement): Likewise.
22603 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
22604 realify_fake_stores): Likewise.
22606 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
22607 node rather than a GIMPLE_MODIFY_STMT node.
22608 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
22609 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
22611 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
22612 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
22613 GIMPLE_MODIFY_STMT.
22615 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
22617 PR middle-end/30433
22618 * fold-const.c (fold_comparison): Add back the
22619 folding of constant complex comparisions.
22621 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
22623 PR middle-end/30729
22624 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
22625 effects unknown to this function, return early.
22627 2007-02-15 Ian Lance Taylor <iant@google.com>
22629 * lower-subreg.c (move_eh_region_note): New static function.
22630 (resolve_simple_move): Call it.
22631 (decompose_multiword_subregs): Track blocks for which we resolve a
22632 simple move which is also a control flow insn. Pass them to
22633 find_many_sub_basic_blocks.
22634 (pass_lower_subreg): Add TODO_verify_flow.
22635 (pass_lower_subreg2): Likewise.
22637 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
22638 Brooks Moses <brooks.moses@codesourcery.com>
22639 Lee Millward <lee.millward@codesourcery.com>
22641 * tree.h (enum tree_code_class): Add tcc_vl_exp.
22642 (VL_EXP_CLASS_P): New.
22643 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
22645 (TREE_OPERAND_CHECK_CODE): Likewise.
22646 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
22647 (TREE_RTL_OPERAND_CHECK): Likewise.
22648 (tree_operand_check_failed): Make second parameter the whole tree
22649 instead of its code. Fixed callers.
22650 (VL_EXP_CHECK): New.
22651 (TREE_OPERAND_LENGTH): New.
22652 (VL_EXP_OPERAND_LENGTH): New.
22653 (CALL_EXPR_FN): New.
22654 (CALL_EXPR_STATIC_CHAIN): New.
22655 (CALL_EXPR_ARGS): New.
22656 (CALL_EXPR_ARG): New.
22657 (call_expr_nargs): New.
22658 (CALL_EXPR_ARGP): New.
22659 (build_nt_call_list): Declare.
22660 (build_vl_exp_stat): Declare.
22661 (build_vl_exp): New.
22662 (build_call_list): Declare.
22663 (build_call_nary): Declare.
22664 (build_call_valist): Declare.
22665 (build_call_array): Declare.
22666 (call_expr_arg): Declare.
22667 (call_expr_argp): Declare.
22668 (call_expr_arglist): Declare.
22669 (fold_build_call_list): Declare.
22670 (fold_build_call_list_initializer): Declare.
22671 (fold_call_expr): Declare to replace fold_builtin.
22672 (fold_builtin_fputs): Update to agree with modified definition.
22673 (fold_builtin_strcpy): Likewise.
22674 (fold_builtin_strncpy): Likewise.
22675 (fold_builtin_memory_chk): Likewise.
22676 (fold_builtin_stxcpy_chk): Likewise.
22677 (fold_builtin_strncpy_chk): Likewise.
22678 (fold_builtin_next_arg): Likewise.
22679 (fold_build_call_expr): Declare.
22680 (fold_builtin_call_list): Declare.
22681 (fold_builtin_call_valist): Declare.
22682 (build_call_expr): Declare.
22683 (validate_arglist): Update to agree with modified definition.
22684 (tree_operand_length): New.
22685 (call_expr_arg_iterator): New.
22686 (init_call_expr_arg_iterator): New.
22687 (next_call_expr_arg): New.
22688 (first_call_expr_arg): New.
22689 (more_call_expr_args_p): New.
22690 (FOR_EACH_CALL_EXPR_ARG): New.
22692 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
22693 and tcc_gimple_stmt.
22694 (tree_code_size): Update documentation. Use sizeof (tree) rather
22695 than sizeof (char *).
22696 (tree_size): Likewise. Add case for tcc_vl_exp.
22697 (tree_node_structure): Add case for tcc_vl_exp.
22698 (contains_placeholder_p): Likewise.
22699 (substitute_in_expr): Likewise.
22700 (substitute_placeholder_in_expr): Likewise.
22701 (stabilize_reference_1): Likewise.
22702 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
22703 to diagnose breakage of this interface for constructing CALL_EXPRs.
22704 (build_nt): Add similar assertion here.
22705 (build_nt_call_list): New.
22706 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
22707 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
22709 (get_callee_fndecl): Use new CALL_EXPR accessors.
22710 (tree_operand_check_failed): Change parameters to pass entire node
22711 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
22712 (process_call_operands): New.
22713 (build_vl_exp_stat): New.
22714 (build_call_list): New.
22715 (build_call_nary): New.
22716 (build_call_valist): New.
22717 (build_call_array): New.
22718 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
22719 (call_expr_arglist): New.
22721 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
22722 tcc_vl_exp instead of a fixed-size tcc_expression.
22724 * doc/c-tree.texi (CALL_EXPR): Document new representation and
22725 accessors for CALL_EXPRs.
22726 (AGGR_INIT_EXPR): Likewise.
22728 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
22729 Brooks Moses <brooks.moses@codesourcery.com>
22730 Lee Millward <lee.millward@codesourcery.com>
22732 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
22733 (expand_builtin_nonlocal_goto): Change parameter to be entire
22734 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
22735 (expand_builtin_prefetch): Likewise.
22736 (expand_builtin_classify_type): Likewise.
22737 (mathfn_built_in): Return NULL_TREE instead of 0.
22738 (expand_errno_check): Use new CALL_EXPR accessors.
22739 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
22740 Return NULL_RTX instead of 0.
22741 (expand_builtin_mathfn_2): Likewise.
22742 (expand_builtin_mathfn_3): Likewise.
22743 (expand_builtin_interclass_mathfn): Likewise.
22744 (expand_builtin_sincos): Likewise.
22745 (expand_builtin_cexpi): Likewise.
22746 (expand_builtin_int_roundingfn): Likewise.
22747 (expand_builtin_int_roundingfn_2): Likewise.
22748 (expand_builtin_pow): Likewise.
22749 (expand_builtin_powi): Likewise.
22750 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
22751 of arglist, fixing callers appropriately. Use new CALL_EXPR
22752 accessors and constructors. Return NULL_RTX instead of 0.
22753 (expand_builtin_strstr): Likewise.
22754 (expand_builtin_strchr): Likewise.
22755 (expand_builtin_strrchr): Likewise.
22756 (expand_builtin_strpbrk): Likewise.
22757 (expand_builtin_memcpy): Likewise.
22758 (expand_builtin_mempcpy): Likewise.
22759 (expand_builtin_mempcpy_args): New.
22760 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
22761 (expand_builtin_memmove_args): New.
22762 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
22763 (expand_movstr): Likewise.
22764 (expand_builtin_strcpy): Likewise.
22765 (expand_builtin_strcpy_args): New.
22766 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
22767 (expand_builtin_strncpy): Likewise.
22768 (expand_builtin_memset): Likewise.
22769 (expand_builtin_memset_args): New.
22770 (expand_builtin_bzero): Similarly to expand_builtin_memset.
22771 (expand_builtin_memcmp): Likewise.
22772 (expand_builtin_strcmp): Likewise.
22773 (expand_builtin_strncmp): Likewise.
22774 (expand_builtin_strcat): Likewise.
22775 (expand_builtin_strncat): Likewise.
22776 (expand_builtin_strspn): Likewise.
22777 (expand_builtin_strcspn): Likewise.
22778 (expand_builtin_args_info): Likewise.
22779 (expand_builtin_va_start): Likewise.
22780 (gimplify_va_arg_expr): Likewise.
22781 (expand_builtin_va_end): Likewise.
22782 (expand_builtin_va_copy): Likewise.
22783 (expand_builtin_frame_address): Likewise.
22784 (expand_builtin_alloca): Likewise.
22785 (expand_builtin_bswap): Likewise.
22786 (expand_builtin_unop): Likewise.
22787 (expand_builtin_fputs): Likewise.
22788 (expand_builtin_expect): Likewise.
22789 (expand_builtin_fabs): Likewise.
22790 (expand_builtin_copysign): Likewise.
22791 (expand_builtin_printf): Likewise.
22792 (expand_builtin_fprintf): Likewise.
22793 (expand_builtin_sprintf): Likewise.
22794 (expand_builtin_init_trampoline): Likewise.
22795 (expand_builtin_signbit): Likewise.
22796 (expand_builtin_fork_or_exec): Likewise.
22797 (expand_builtin_sync_operation): Likewise.
22798 (expand_builtin_compare_and_swap): Likewise.
22799 (expand_builtin_lock_test_and_set): Likewise.
22800 (expand_builtin_lock_release): Likewise.
22801 (expand_builtin): Likewise.
22802 (builtin_mathfn_code): Likewise.
22804 (fold_builtin_constant_p): Pass call arguments individually instead
22805 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
22806 accessors and constructors. Return NULL_TREE instead of 0.
22807 (fold_builtin_expect): Likewise.
22808 (fold_builtin_classify_type): Likewise.
22809 (fold_builtin_strlen): Likewise.
22810 (fold_builtin_nan): Likewise.
22811 (integer_valued_real_p): Likewise.
22812 (fold_trunc_transparent_mathfn): Likewise.
22813 (fold_fixed_mathfn): Likewise.
22814 (fold_builtin_cabs): Likewise.
22815 (fold_builtin_sqrt): Likewise.
22816 (fold_builtin_cbrt): Likewise.
22817 (fold_builtin_cos): Likewise.
22818 (fold_builtin_cosh): Likewise.
22819 (fold_builtin_tan): Likewise.
22820 (fold_builtin_sincos): Likewise.
22821 (fold_builtin_cexp): Likewise.
22822 (fold_builtin_trunc): Likewise.
22823 (fold_builtin_floor): Likewise.
22824 (fold_builtin_ceil): Likewise.
22825 (fold_builtin_round): Likewise.
22826 (fold_builtin_int_roundingfn): Likewise.
22827 (fold_builtin_bitop): Likewise.
22828 (fold_builtin_bswap): Likewise.
22829 (fold_builtin_logarithm): Likewise.
22830 (fold_builtin_hypot): Likewise.
22831 (fold_builtin_pow): Likewise.
22832 (fold_builtin_powi): Likewise.
22833 (fold_builtin_exponent): Likewise.
22834 (fold_builtin_memset): Likewise.
22835 (fold_builtin_bzero): Likewise.
22836 (fold_builtin_memory_op): Likewise.
22837 (fold_builtin_bcopy): Deleted; call site changed to invoke
22838 fold_builtin_memory_op directly.
22839 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
22840 (fold_builtin_strncpy): Likewise.
22841 (fold_builtin_memcmp): Likewise.
22842 (fold_builtin_strcmp): Likewise.
22843 (fold_builtin_strncmp): Likewise.
22844 (fold_builtin_signbit): Likewise.
22845 (fold_builtin_copysign): Likewise.
22846 (fold_builtin_isascii): Likewise.
22847 (fold_builtin_toascii): Likewise.
22848 (fold_builtin_isdigit): Likewise.
22849 (fold_builtin_fabs): Likewise.
22850 (fold_builtin_abs): Likewise.
22851 (fold_builtin_fmin_fmax): Likewise.
22852 (fold_builtin_carg): Likewise.
22853 (fold_builtin_classify): Likewise.
22854 (fold_builtin_unordered_cmp): Likewise.
22856 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
22857 New functions split out from fold_builtin_1.
22858 (fold_builtin_n): New.
22859 (fold_builtin_varargs): New.
22860 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
22862 (fold_call_expr): New.
22863 (build_function_call_expr): Rewrite to use new helper function.
22864 (fold_builtin_call_list): New.
22865 (build_call_expr): New.
22866 (fold_builtin_call_valist): New.
22867 (rewrite_call_expr): New.
22868 (validate_arg): New.
22869 (validate_arglist): Change parameter to be entire CALL_EXPR instead
22870 of an arglist. Change return type to bool. Use new CALL_EXPR
22873 (fold_builtin_strstr): Pass call arguments individually instead
22874 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
22875 accessors and constructors. Return NULL_TREE instead of 0.
22876 (fold_builtin_strchr): Likewise.
22877 (fold_builtin_strrchr): Likewise.
22878 (fold_builtin_strpbrk): Likewise.
22879 (fold_builtin_strcat): Likewise.
22880 (fold_builtin_strncat): Likewise.
22881 (fold_builtin_strspn): Likewise.
22882 (fold_builtin_strcspn): Likewise.
22883 (fold_builtin_fputs): Likewise.
22884 (fold_builtin_next_arg): Likewise.
22885 (fold_builtin_sprintf): Likewise.
22887 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
22888 NULL_RTX instead of 0.
22889 (expand_builtin_memory_chk): Likewise.
22890 (maybe_emit_chk_warning): Likewise.
22891 (maybe_emit_sprintf_chk_warning): Likewise.
22893 (fold_builtin_object_size): Pass call arguments individually instead
22894 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
22895 accessors and constructors. Return NULL_TREE instead of 0.
22896 (fold_builtin_memory_chk): Likewise.
22897 (fold_builtin_stxcpy_chk): Likewise.
22898 (fold_builtin_strncpy_chk): Likewise.
22899 (fold_builtin_strcat_chk): Likewise.
22900 (fold_builtin_strcat_chk): Likewise.
22901 (fold_builtin_strncat_chk): Likewise.
22902 (fold_builtin_sprintf_chk): Likewise.
22903 (fold_builtin_snprintf_chk): Likewise.
22904 (fold_builtin_printf): Likewise.
22905 (fold_builtin_vprintf): Likewise.
22907 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
22909 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
22910 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
22911 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
22912 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
22913 (fold_unary): Likewise.
22914 (fold_binary): Likewise.
22915 (fold_ternary): Remove CALL_EXPR case, since they are no longer
22916 ternary expressions.
22917 (fold): Add logic for tcc_vl_exp.
22918 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
22919 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
22920 (fold_build3_stat): Add assertion to flag broken interface for
22921 constructing CALL_EXPRs.
22922 (fold_build_call_list): New.
22923 (fold_build_call_list_initializer): New.
22924 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
22926 (fold_strip_sign_ops): Likewise.
22928 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
22929 Brooks Moses <brooks.moses@codesourcery.com>
22930 Lee Millward <lee.millward@codesourcery.com>
22932 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
22933 accessors and dump arguments explicitly.
22935 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
22937 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
22939 (print_call_name): Use new CALL_EXPR accessors.
22941 * print-tree.c (print_node): Add case tcc_vl_exp. Print
22942 CALL_EXPR arguments explicitly instead of as a list. Use
22943 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
22945 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
22946 (vrp_visit_stmt): Likewise.
22948 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
22949 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
22951 (force_move_till_expr): Likewise.
22953 * targhooks.c (default_external_stack_protect_fail): Use
22954 build_call_expr instead of build_function_call_expr.
22955 (default_hidden_stack_protect_fail): Likewise.
22957 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
22960 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
22961 and walk arguments explicitly.
22963 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
22964 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
22965 (expand_simple_operations): Likewise.
22966 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
22968 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
22969 of TREE_CODE_LENGTH.
22970 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
22972 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
22973 instead of TREE_CODE_LENGTH.
22975 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
22976 (tree_ic_transform): Likewise.
22977 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
22978 parameter instead of arglist. Fix callers.
22979 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
22980 (tree_stringops_transform): Likewise.
22981 (tree_indirect_call_to_profile): Likewise.
22982 (tree_stringops_values_to_profile): Likewise.
22984 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
22985 (eliminate_tail_call): Likewise.
22987 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
22989 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
22990 Use TREE_OPERAND_LENGTH and generalize to handle any number of
22992 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
22994 * omp-low.c (build_omp_barrier): Use build_call_expr.
22995 (lower_rec_input_clauses): Likewise.
22996 (lower_reduction_clauses): Likewise.
22997 (expand_parallel_call): Likewise.
22998 (maybe_catch_exception): Likewise.
22999 (expand_omp_for_generic): Likewise.
23000 (expand_omp_for_static_nochunk): Likewise.
23001 (expand_omp_sections): Likewise.
23002 (lower_omp_single_simple): Likewise.
23003 (lower_omp_single_copy): Likewise.
23004 (lower_omp_master): Likewise.
23005 (lower_omp_ordered): Likewise.
23006 (lower_omp_critical): Likewise.
23008 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
23009 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
23011 * tree-gimple.c (is_gimple_call_addr): Fix doc.
23012 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
23013 TREE_CODE_LENGTH. Add tcc_vl_exp case.
23015 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
23016 and generalize to handle any number of operands.
23017 (chrec_contains_undetermined): Likewise.
23018 (tree_contains_chrecs): Likewise.
23019 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
23021 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
23023 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
23024 fold_call_expr instead of fold_builtin.
23025 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
23026 match declarations there.
23027 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
23030 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
23031 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23033 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
23034 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
23036 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
23039 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
23040 (execute_cse_sincos): Use new CALL_EXPR accessors.
23042 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
23044 * gimple-low.c (lower_function_body): Use build_call_expr.
23045 (lower_builtin_setjmp): Likewise.
23047 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
23048 (set_storage_via_libcall): Likewise.
23049 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
23050 instead of TREE_CODE_LENGTH.
23051 (expand_expr_real_1): Use new CALL_EXPR accessors.
23053 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
23054 generalize to handle any number of operands.
23055 (TB_parent_eq): Likewise.
23057 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
23058 (strip_builtin_expect): Likewise.
23060 * function.c (gimplify_parameters): Use build_call_expr.
23062 * tree-vectorizer.c (vect_is_simple_reduction): Use
23063 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23065 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
23066 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
23068 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
23071 * gimplify.c (build_stack_save_restore): Use build_call_expr.
23072 (gimplify_decl_expr): Likewise.
23073 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
23074 Use new CALL_EXPR iterators.
23075 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
23076 (gimplify_modify_expr_to_memset): Likewise.
23077 (gimplify_variable_sized_compare): Likewise.
23078 (gimplify_omp_atomic_fetch_op): Likewise.
23079 (gimplify_omp_atomic_pipeline): Likewise.
23080 (gimplify_omp_atomic_mutex): Likewise.
23081 (gimplify_function_tree): Likewise.
23083 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
23084 (call_expr_flags): Likewise.
23085 (expand_call): Likewise.
23087 * except.c (expand_builtin_eh_return_data_regno): Pass entire
23088 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
23091 * coverage.c (create_coverage): Use build_call_expr.
23093 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
23094 (temp_call_expr_obstack): New.
23095 (pool_copy_list): Delete.
23096 (temp_copy_call_expr): New.
23097 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
23098 CALL_EXPR accessors. Get rid of special goo for copying argument
23099 lists and use temp_copy_call_expr instead.
23100 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
23101 CALL_EXPR accessors.
23102 (create_expression_by_pieces): Likewise. Use build_call_array
23103 to construct the result instead of fold_build3.
23104 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
23105 dealing with argument lists.
23106 (init_pre): Remove references to expression_node_pool and
23107 list_node_pool. Init temp_call_expr_obstack instead.
23108 (fini_pre): Remove references to expression_node_pool and
23111 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
23112 and walk arguments explicitly instead of as a list.
23114 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
23115 (mx_register_decls): Likewise.
23116 (mudflap_register_call): Likewise.
23117 (mudflap_finish_file): Likewise.
23119 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
23120 (ipa_callsite_compute_param): Likewise.
23122 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
23123 accessors and constructor.
23125 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
23126 accessors and constructor.
23127 (convert_tramp_reference): Likewise.
23128 (convert_call_expr): Likewise.
23129 (finalize_nesting_tree_1): Likewise.
23131 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
23134 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
23136 * tree-inline.c (initialize_inlined_parameters): Pass entire
23137 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
23139 (estimate_num_insns_1): Use new CALL_EXPR accessors.
23140 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
23142 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
23143 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23144 (vectorizable_reduction): Likewise.
23145 (vectorizable_call): Use new CALL_EXPR iterators.
23146 (vectorizable_conversion): Use build_call_expr.
23147 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
23148 (vect_gen_widened_results_half): Use build_call_expr.
23149 (vect_setup_realignment): Likewise.
23150 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
23152 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
23153 (pass_through_call): Likewise.
23154 (compute_object_sizes): Likewise. Use fold_call_expr instead of
23157 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
23158 (tree_gen_pow2_profiler): Likewise.
23159 (tree_gen_one_value_profiler): Likewise.
23160 (tree_gen_ic_func_profiler): Likewise.
23161 (tree_gen_average_profiler): Likewise.
23162 (tree_gen_ior_profiler): Likewise.
23164 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
23165 (find_func_aliases): Use new CALL_EXPR accessors. Add case
23166 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23168 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
23169 of TREE_CODE_LENGTH.
23171 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
23172 of TREE_CODE_LENGTH.
23174 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
23176 (convert_to_integer): Likewise.
23178 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
23181 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23182 Brooks Moses <brooks.moses@codesourcery.com>
23183 Lee Millward <lee.millward@codesourcery.com>
23185 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
23187 * config/frv/frv.c (frv_expand_builtin): Likewise.
23188 * config/s390/s390.c (s390_expand_builtin): Likewise.
23190 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
23191 (sparc_expand_builtin): Use new CALL_EXPR accessors.
23193 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
23194 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
23195 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
23196 (ix86_expand_store_builtin): Likewise.
23197 (ix86_expand_unop_builtin): Likewise.
23198 (ix86_expand_unop1_builtin): Likewise.
23199 (ix86_expand_sse_compare): Likewise.
23200 (ix86_expand_sse_comi): Likewise.
23201 (ix86_expand_vec_init_builtin): Likewise.
23202 (ix86_expand_vec_ext_builtin): Likewise.
23203 (ix86_expand_vec_set_builtin): Likewise.
23204 (ix86_expand_builtin): Use new CALL_EXPR accessors.
23206 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
23207 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
23209 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
23210 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
23211 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
23213 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
23215 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
23216 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
23217 arglist. Use new CALL_EXPR accessors. Fix callers.
23218 (altivec_expand_abs_builtin): Likewise.
23219 (rs6000_expand_binop_builtin): Likewise.
23220 (altivec_expand_predicate_builtin): Likewise.
23221 (altivec_expand_lv_builtin): Likewise.
23222 (spe_expand_stv_builtin): Likewise.
23223 (altivec_expand_stv_builtin): Likewise.
23224 (rs6000_expand_ternop_builtin): Likewise.
23225 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
23226 (altivec_expand_st_builtin): Likewise.
23227 (altivec_expand_dst_builtin): Likewise.
23228 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
23229 arglist. Use new CALL_EXPR accessors. Fix callers.
23230 (altivec_expand_vec_set_builtin): Likewise.
23231 (altivec_expand_vec_ext_builtin): Likewise.
23232 (altivec_expand_builtin): Use new CALL_EXPR accessors.
23233 (spe_expand_builtin): Likewise.
23234 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
23235 arglist. Use new CALL_EXPR accessors. Fix callers.
23236 (spe_expand_evsel_builtin): Likewise.
23237 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
23238 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
23240 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
23241 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
23242 (arm_expand_unop_builtin): Likewise.
23243 (arm_expand_builtin): Use new CALL_EXPR accessors.
23245 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
23248 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
23249 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
23251 (bfin_expand_unop_builtin): Likewise.
23252 (bfin_expand_builtin): Use new CALL_EXPR accessors.
23254 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23255 Brooks Moses <brooks.moses@codesourcery.com>
23256 Lee Millward <lee.millward@codesourcery.com>
23258 * c-semantics.c (build_stmt): Add internal diagnostic check.
23260 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
23261 accessors. Print arguments explicitly instead of as a list.
23263 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
23265 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
23266 (c_finish_omp_flish): Likewise.
23268 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
23269 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
23270 instead of TREE_CODE_LENGTH.
23271 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
23272 (c_warn_unused_result): Likewise.
23274 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23277 * doc/invoke.texi (Warning Options): Remove
23278 -Werror-implicit-function-declaration.
23279 (Wimplicit-function-declaration): Update description.
23280 * opts.c (common_handle_option): Move handling of -Werror=* to...
23281 (enable_warning_as_error): ...here.
23282 * opts.h (enable_warning_as_error): Declare.
23283 * c-decl.c (implicit_decl_warning): Unless
23284 -Wno-implicit-function-declaration is given, emit a pedwarn if
23285 -std=c99 or emit a warning if -Wimplicit-function-declaration.
23286 * c.opt (Wimplicit-function-declaration): Replace
23287 mesg_implicit_function_declaration with
23288 warn_implicit_function_declaration.
23289 * c-opts.c (c_common_handle_option):
23290 -Werror-implicit-function-declaration is exactly equal as
23291 -Werror=implicit-function-declaration.
23292 (set_Wimplicit): Replace mesg_implicit_function_declaration with
23293 warn_implicit_function_declaration.
23294 (c_common_post_options): -Wimplict-function-declaration is enabled
23295 by default by -std=c99, otherwise is disabled by default.
23296 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
23298 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
23300 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
23301 DECL on the rhs to a DECL on the lhs for debug info purposes if the
23302 former is ignored but not the latter.
23304 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
23306 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
23307 is made and the reference doesn't use the alias set of its type,
23308 do not create the temporary using that type.
23310 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
23312 * jump.c: Remove prototypes for delete_computation and
23313 delete_prior_computation.
23315 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
23317 * jump.c (get_label_after): Delete.
23318 (get_label_before, delete_computation, delete_jump,
23319 delete_prior_computation, follow_jumps): Move...
23320 * reorg.c (delete_computation, delete_prior_computation): ... here...
23321 (get_label_before, delete_jump): ... making these static ...
23322 (follow_jumps): ... and simplifying this since it only runs after
23324 * rtl.h (get_label_after, get_label_before, delete_jump,
23325 follow_jumps): Delete prototypes.
23327 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
23329 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
23331 2007-02-15 Nick Clifton <nickc@redhat.com>
23333 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
23334 order to prevent it from being munged by the target.
23336 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
23338 * config/i386/i386.md: Remove misleading comment.
23340 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
23342 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
23343 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
23346 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
23348 * tree-sra.c (instantiate_missing_elements): Canonicalize
23350 (sra_build_assignment): New.
23351 (generate_copy_inout, generate_element_copy,
23352 generate_element_zero, generate_one_element_init): Use it.
23354 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
23356 * tree-sra.c (instantiate_missing_elements): Canonicalize
23358 (sra_build_assignment): New.
23359 (generate_copy_inout, generate_element_copy,
23360 generate_element_zero, generate_one_element_init): Use it.
23362 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
23364 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
23367 2007-02-14 Joseph Myers <joseph@codesourcery.com>
23369 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
23370 types as aggregates not scalars.
23371 * function.c (assign_stack_temp_for_type): Likewise.
23373 2007-02-14 Roger Sayle <roger@eyesopen.com>
23374 Zdenek Dvorak <dvorakz@suse.cz>
23376 * tree-dump.c (dump_switch_p_1): Require exact match of the option
23379 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
23381 * passes.c (next_pass_1): Clear the next field of the copied
23384 2007-02-14 Richard Henderson <rth@redhat.com>
23386 * tree-sra.c (early_sra): New.
23387 (decl_can_be_decomposed_p): Deny va_list if early_sra.
23388 (tree_sra_early, pass_sra_early): New.
23389 * tree-pass.h (pass_sra_early): Declare.
23390 * passes.c (init_optimization_passes): Use it.
23392 2007-02-14 Richard Guenther <rguenther@suse.de>
23394 * flags.h (issue_strict_overflow_warning): Convert to a macro.
23396 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
23398 PR tree-optimization/30771
23399 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
23401 (vect_analyze_operations): Induction phis can now be marked as
23403 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
23404 Update documentation accordingly.
23406 2007-02-14 Nick Clifton <nickc@redhat.com>
23408 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
23409 most 3 arguments are supported.
23410 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
23412 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
23414 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
23415 Ensure dst->current is valid.
23417 2007-02-13 Paul Brook <paul@codesourcery.com>
23419 * config.gcc: Add arm*-*-uclinux-*eabi.
23420 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
23421 (SUBTARGET_EXTRA_LINK_SPEC): Define.
23422 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
23423 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
23424 (LINK_SPEC): Define.
23425 (LIB_SPEC): Define.
23426 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
23428 * config/arm/uclinux-eabi.h: New file.
23429 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
23430 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
23433 2007-02-13 Ian Lance Taylor <iant@google.com>
23435 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
23436 * flags.h (warn_strict_overflow): Declare.
23437 (enum warn_strict_overflow_code): Define.
23438 (issue_strict_overflow_warning): New static inline function.
23439 * opts.c (warn_strict_overflow): New variable.
23440 (common_handle_option): Handle OPT_Wstrict_overflow and
23441 OPT_Wstrict_overflow_.
23442 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
23444 * fold-const.c: Include intl.h.
23445 (fold_deferring_overflow_warnings): New static variable.
23446 (fold_deferred_overflow_warning): New static variable.
23447 (fold_deferred_overflow_code): New static variable.
23448 (fold_defer_overflow_warnings): New function.
23449 (fold_undefer_overflow_warnings): New function.
23450 (fold_undefer_and_ignore_overflow_warnings): New function.
23451 (fold_deferring_overflow_warnings_p): New function.
23452 (fold_overflow_warning): New static function.
23453 (make_range): Add strict_overflow_p parameter. Change all
23455 (extract_muldiv, extract_muldiv_1): Likewise.
23456 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
23457 tree_expr_nonnegative_p.
23458 (fold_negate_expr): Call fold_overflow_warning.
23459 (fold_range_test): Likewise.
23460 (fold_comparison): Likewise.
23461 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
23462 instead of tree_expr_nonnegative_p.
23463 (tree_expr_nonnegative_warnv_p): Rename from
23464 tree_expr_nonnegative_p, add strict_overflow_p parameter.
23465 (tree_expr_nonnegative_p): New function.
23466 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
23467 strict_overflow_p parameter.
23468 (tree_expr_nonzero_p): New function.
23469 * passes.c (verify_interpass_invariants): New static function.
23470 (execute_one_pass): Call it.
23471 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
23473 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
23474 (estimate_numbers_of_iterations): Likewise.
23475 (scev_probably_wraps_p): Likewise.
23476 * tree-ssa-ccp.c: Include "toplev.h".
23477 (evaluate_stmt): Defer fold overflow warnings until we know we are
23479 (struct fold_stmt_r_data): Add stmt field.
23480 (fold_stmt_r): Defer fold overflow warnings until we know we
23482 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
23483 (fold_stmt_inplace): Likewise.
23484 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
23485 (cleanup_control_expr_graph): Defer fold overflow warnings until
23486 we know we are going to optimize.
23487 * tree-cfg.c (fold_cond_expr_cond): Likewise.
23488 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
23490 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
23491 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
23492 * tree-ssa-loop-manip.c (create_iv): Likewise.
23493 * c-typeck.c (build_conditional_expr): Likewise.
23494 (build_binary_op): Likewise.
23495 * tree-vrp.c (vrp_expr_computes_nonzero): Call
23496 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
23497 (extract_range_from_unary_expr): Likewise.
23498 * simplify-rtx.c (simplify_const_relational_operation): Warn when
23499 assuming that signed overflow does not occur.
23500 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
23501 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
23502 (fold_defer_overflow_warnings): Declare.
23503 (fold_undefer_overflow_warnings): Declare.
23504 (fold_undefer_and_ignore_overflow_warnings): Declare.
23505 (fold_deferring_overflow_warnings_p): Declare.
23506 (tree_expr_nonzero_warnv_p): Declare.
23507 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
23508 of warning options.
23509 (Warning Options): Document -Wstrict-overflow.
23510 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
23511 (tree-ssa-ccp.o): Likewise.
23512 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
23513 (fold-const.o): Depend on intl.h.
23515 2007-02-13 Ian Lance Taylor <iant@google.com>
23517 PR middle-end/30751
23518 * lower-subreg.c (resolve_simple_move): Decompose subregs in
23521 2007-02-13 Stuart Hastings <stuart@apple.com>
23523 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
23525 2007-02-13 Richard Henderson <rth@redhat.com>
23527 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
23528 handled_component_p before looking for the indirect_ref.
23530 2007-02-13 Richard Henderson <rth@redhat.com>
23532 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
23533 remove flags clobber.
23534 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
23535 (bswaphi_lowpart): New.
23536 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
23537 remove TARGET_BSWAP test. Delete expander of the same name.
23539 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
23540 (expand_unop): Use them.
23542 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
23544 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
23545 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
23546 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
23547 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
23548 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
23549 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
23550 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
23551 assembler dialect choice from asm templates.
23553 2007-02-12 Richard Henderson <rth@redhat.com>
23555 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
23556 (fixuns_trunc<SSEMODEF>si2): Use it.
23557 * config/i386/sse.md (vec_setv4sf_0): Export.
23558 * config/i386/i386.c (ix86_build_const_vector): Export.
23559 (ix86_split_convert_uns_si_sse): Rename from
23560 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
23561 * config/i386/i386-protos.h: Update.
23563 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23566 * c-typeck.c (c_finish_return): Improve warning message.
23568 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23570 * alias.c (find_symbolic_term): Delete unused function.
23572 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
23574 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
23575 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
23576 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
23578 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
23580 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
23581 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
23582 the function, temporarily point the debug interface to the null one.
23584 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
23586 * dwarf2out.c (round_up_to_align): New static function.
23587 (field_byte_offset): Use it to round the offset.
23589 2007-02-12 Richard Henderson <rth@redhat.com>
23591 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
23592 (inswl_const): Export.
23594 2007-02-12 Richard Henderson <rth@redhat.com>
23596 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
23597 result mode of the libcall, convert back to outmode.
23599 2007-02-12 Roger Sayle <roger@eyesopen.com>
23601 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
23602 (bswapdi2): New define_expand to implement 32-bit implementation.
23604 2007-02-12 Nick Clifton <nickc@redhat.com>
23606 * doc/invoke.texi (Overall Options): Document --help=.
23607 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
23608 (cc1_options): Pass --help= on to cc1.
23609 (display_help): Add description of --help=.
23610 (process_command): Add code to handle --help=. Allow translated
23611 --help and --target-help switches to be passed on to compiler
23613 (main): Remove unused if statement.
23614 * opts.c (columns): Remove.
23615 (LEFT_COLUMN): Define.
23616 (wrap_help): Add columns argument.
23617 (print_filtered_help): Change parameters to be an include bitmask,
23618 an exclude bitmask, an any bitmask and the column width. Move the
23619 code to display the params list here. Add code to display the
23620 status of options rather than their descriptions if the quiet flag
23622 (print_specific_help): Change parameters to be an include bitmask,
23623 an exclude bitmask and an any bitmask. Move code to look up the
23624 column width here. Decide upon the title for an options listing.
23625 (common_handle_options): Add code to handle --help=. Adapt code
23626 for --help and --target-help to use the revised form of the
23627 print_specific_help function.
23628 (print_help): Delete.
23629 (print_param_help): Delete.
23630 (print_switch): Delete.
23631 * opts.h (cl_lang_count): Add prototype.
23632 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
23633 CL_MAX_OPTION_CLASS): New defines.
23634 * optc-gen.awk: Add construction of cl_lang_count.
23635 * c.opt: Add Warning attribute to warning options and Optimization
23636 attribute to optimization options.
23637 * common.opt: Likewise.
23639 Add -fhelp and -ftarget-help as aliases for the transformed --help
23640 and --target-help options.
23641 * opt-functions.awk: Add code to handle Warning and Optimization
23644 2007-02-12 Richard Henderson <rth@redhat.com>
23646 * config/alpha/constraints.md: New file.
23647 * config/alpha/alpha.c: Include tm-constrs.h.
23648 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
23649 alpha_extra_constraint): Remove.
23650 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
23651 * config/alpha/alpha-protos.h: Update.
23652 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
23653 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
23654 (EXTRA_CONSTRAINT): Remove.
23655 * config/alpha/alpha.md: Include constraints.md.
23656 (adddi splitter): Use satisfies_constraint_*.
23657 * config/alpha/predicates.md (add_operand): Likewise.
23658 (sext_add_operand, addition_operation): Likewise.
23660 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
23662 PR tree-optimization/29145
23663 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
23664 in our handling of restrict qualified pointers.
23666 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23669 * doc/invoke.texi (Wunused-value): Update description.
23670 (Wextra): Delete item.
23671 * opts.c (set_Wextra): Don't use the value of Wextra to set the
23672 value of Wunused-value.
23673 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
23674 (c_finish_stmt_expr): Don't check extra_warnings.
23675 (emit_side_effect_warnings): The caller is responsible to check
23678 2007-02-11 Roger Sayle <roger@eyesopen.com>
23679 Matt Thomas <matt@3am-software.com>
23681 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
23683 2007-02-11 Roger Sayle <roger@eyesopen.com>
23685 * simplify-rtx.c (simplify_relational_operation_1): Optimize
23686 comparisons of POPCOUNT against zero.
23687 (simplify_const_relational_operation): Likewise.
23689 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23691 * doc/invoke.texi (Wextra): Delete outdated paragraph.
23693 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23695 * dwarf2out.c (root_type): Delete unused function.
23697 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23699 * genattrtab.c (contained_in_p): Delete unused function.
23700 (write_expr_attr_cache): Likewise.
23702 2007-02-11 Jan Hubicka <jh@suse.cz>
23704 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
23707 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
23709 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
23710 to add the REG_EQ* note.
23711 * see.c (see_merge_one_use_extension): Likewise.
23712 * local-alloc.c (update_equiv_regs): Likewise. Also don't
23713 turn REG_EQUAL notes into REG_EQUIV notes if the target
23714 register may have more than one set.
23715 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
23716 * gcse.c (try_replace_reg): Likewise.
23717 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
23718 * calls.c (fixup_tail_calls): Likewise. Abort if there is
23719 more than one REG_EQUIV note.
23720 * reload1.c (gen_reload): Use set_unique_reg_note.
23722 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
23724 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
23725 (ix86_builtin_conversion): New function.
23727 2007-02-06 Mark Mitchell <mark@codesourcery.com>
23730 * tree.h (DECL_REPLACEABLE_P): New macro.
23731 * except.c (set_nothrow_function_flags): Likewise.
23733 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
23734 Ira Rosen <irar@il.ibm.com>
23735 Dorit Nuzman <dorit@il.ibm.com>
23737 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
23738 * targhooks.c (default_builtin_vectorized_conversion): New.
23739 * targhooks.h (default_builtin_vectorized_function): New declaration.
23740 * target.h (struct vectorize): Add builtin_conversion field.
23741 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
23742 stmt_vec_info_type value.
23743 (vectorizable_conversion): New declaration.
23744 * tree-vect-analyze.c (vect_analyze_operations): Add
23745 vectorizable_conversion call.
23746 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
23747 * tree-vect-transform.c (vectorizable_conversion): New function.
23748 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
23749 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
23751 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
23752 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
23753 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
23754 or ALTIVEC_BUILTIN_VCFSX.
23756 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23759 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
23760 CONST_DOUBLE and operand 0 is a hard register.
23761 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
23762 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
23763 is a hard floating-point register.
23765 2007-02-10 Richard Henderson <rth@redhat.com>
23766 Jakub Jelinek <jakub@redhat.com>
23767 Alexandre Oliva <aoliva@redhat.com>
23769 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
23770 * builtin-types.def (BT_WORD): Make unsigned.
23771 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
23772 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
23773 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
23774 * c-decl.c (grokdeclarator): Don't error if !have_tls.
23775 * c-parser.c (c_parser_omp_threadprivate): Likewise.
23776 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
23778 * expr.c (emutls_var_address): New.
23779 (expand_expr_real_1): Expand emulated tls.
23780 (expand_expr_addr_expr_1): Likewise.
23781 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
23782 * output.h (emutls_finish): Declare.
23783 * toplev.c (compile_file): Call it.
23784 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
23785 address before wrapping in CONST.
23786 * varasm.c (emutls_htab, emutls_object_type): New.
23787 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
23788 (get_emutls_object_name, get_emutls_object_type): New.
23789 (get_emutls_init_templ_addr, emutls_decl): New.
23790 (emutls_common_1, emutls_finish): New.
23791 (assemble_variable): When emulating tls, swap decls; generate
23792 constructor for the emutls objects.
23793 (do_assemble_alias): When emulating tls, swap decl and target name.
23794 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
23796 * varpool.c (decide_is_variable_needed): Look at force_output.
23797 Recurse for emulated tls.
23798 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
23799 with decide_is_variable_needed.
23800 * emutls.c: New file.
23801 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
23802 tls_object for real tls.
23804 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
23806 PR rtl-optimization/29599
23807 * reload1.c (eliminate_regs_in_insn): Take the destination
23808 mode into account when computing the offset.
23810 2007-02-09 Stuart Hastings <stuart@apple.com>
23811 Richard Henderson <rth@redhat.com>
23813 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
23814 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
23815 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
23816 fixuns_truncdfhi2): New.
23817 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
23818 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
23819 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
23820 (floatunssidf2): Allow nonimmediate source.
23821 * config/i386/sse.md (movdi_to_sse): New.
23822 (vec_concatv2di): Drop '*'.
23823 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
23824 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
23825 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
23827 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
23828 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
23829 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
23830 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
23831 (ix86_build_signbit_mask): Fix decl of v, refactor to call
23832 ix86_build_const_vector.
23833 (x86_emit_floatuns): Rewrite.
23835 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23837 * genautomata.c (longest_path_length): Delete unused function.
23838 (struct state): Delete unused longest_path_length.
23839 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
23840 (get_free_state): Delete unused.
23842 2007-02-09 Jan Hubicka <jh@suse.cz>
23844 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
23845 * doc/invoke.texi (inline-unit-growth): Update default value.
23847 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
23848 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
23849 (rebuild_cgraph_edges): Likewise.
23850 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
23851 (dump_cgraph_node): Dump frequencies.
23852 (cgraph_clone_edge): Add frequency scales.
23853 (cgraph_clone_node): Add freuqnecy.
23854 * cgraph.h (cgraph_edge): Add freuqnecy argument.
23855 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
23856 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
23857 * tree-pass.h (TODO_rebuild_frequencies): New constant.
23858 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
23859 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
23860 (save_inline_function_body): Likewise.
23861 * ipa-inline.c: inluce rtl.h
23862 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
23863 (cgraph_edge_badness): Use frequencies.
23864 (cgraph_decide_recursive_inlining): Update clonning.
23865 (cgraph_decide_inlining_of_small_function): Dump frequency.
23866 * predict.c (estimate_bb_frequencies): Export.
23867 * predict.h (estimate_bb_frequencies): Declare.
23868 * tree-inline.c (copy_bb): Watch overflows.
23869 (expand_call_inline): Update call of cgraph_create_edge.
23870 (optimize_inline_calls): Use TODO flags to update frequnecies.
23871 * passes.h: Include predict.h
23872 (init_optimization_passes): Move profile ahead.
23873 (execute_function_todo): Handle TODO_rebuild_frequencies.
23875 2007-02-09 Roger Sayle <roger@eyesopen.com>
23877 * config/alpha/alpha.c (emit_insxl): Force the first operand of
23878 the insbl or inswl pattern into a register.
23880 2007-02-09 Roger Sayle <roger@eyesopen.com>
23882 * config/ia64/ia64.md (bswapdi2): New define_insn.
23884 2007-02-09 Richard Henderson <rth@redhat.com>
23886 * config/i386/constraints.md (Ym): New constraint.
23887 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
23888 (movdi_1_rex64): Split sse and xmm general register moves from
23889 memory move alternatives. Use conditional register constraints.
23890 (movsf_1, movdf_integer): Likewise.
23891 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
23892 (movdf_integer_rex64): New.
23893 (pushsf_rex64): Fix output constraints.
23894 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
23895 (sse2_stored): Likewise.
23896 (sse2_storeq_rex64): New.
23897 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
23898 amd and not generic.
23899 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
23900 for optimize_size. Remove SF/DFmode hack.
23902 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
23904 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
23907 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
23908 Richard Sandiford <richard@codesourcery.com>
23910 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
23911 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
23912 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
23913 m68k/t-mlib to tmake_file.
23914 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
23915 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
23916 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
23917 Allow it to be cf or m68k. Set m68k_arch_family. If that
23918 variable is not empty, add t-$m68k_arch_family to tmake_file.
23919 Add t-mlibs to tmake_file.
23920 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
23921 * config/m68k/t-cf: New file.
23922 * config/m68k/t-m68k: Likewise.
23923 * config/m68k/t-mlibs: Likewise.
23924 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
23925 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
23926 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
23927 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
23928 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
23930 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
23931 (INSTALL_LIBGCC): Delete.
23932 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
23933 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
23934 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
23935 (M68K_MLIB_CPU): Define.
23936 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
23937 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
23938 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
23940 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
23941 Richard Guenther <rguenther@suse.de>
23943 PR middle-end/23361
23944 * fold-const.c (fold_comparison): Handle obfuscated comparisons
23945 against INT_MIN/INT_MAX.
23946 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
23947 file if a loop is removed.
23949 2007-02-09 Joseph Myers <joseph@codesourcery.com>
23951 * calls.c (store_one_arg): Pass correct alignment to
23952 emit_push_insn for non-BLKmode values.
23953 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
23954 unaligned stack slot via a suitably aligned slot.
23956 2007-02-08 DJ Delorie <dj@redhat.com>
23958 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
23960 (legal_subregs): Use unsigned char, make const.
23961 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
23963 2007-02-08 Paul Brook <paul@codesourcery.com>
23965 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
23966 special interworking needed.
23968 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
23970 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
23971 conditional to __SSE2__.
23972 (Entries below should have been added to first ChangeLog
23973 entry for amdfam10 dated 2007-02-05)
23974 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
23976 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
23978 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
23981 2007-02-08 DJ Delorie <dj@redhat.com>
23983 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
23984 * config/m32c/m32c.c (legal_subregs): New.
23985 (m32c_illegal_subreg_p): New.
23986 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
23987 unsupported subregs of hard regs.
23989 2007-02-08 Jan Hubicka <jh@suse.cz>
23991 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
23992 the same one; always update histograms.
23994 2007-02-08 Diego Novillo <dnovillo@redhat.com>
23996 * passes.c (init_optimization_passes): Tidy comment.
23998 2007-02-08 Roger Sayle <roger@eyesopen.com>
24000 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
24001 strip zero_extend, bswap and rotates from POCOUNT's argument.
24002 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
24003 zero_extend and rotates from PARITY's argument.
24004 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
24005 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
24006 of an integer constant at compile-time.
24008 2007-02-08 Diego Novillo <dnovillo@redhat.com>
24011 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
24013 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
24016 * tree-ssa-live.c (remove_unused_locals): Do not remove
24017 TREE_ADDRESSABLE variables.
24018 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
24019 * tree-ssa-operands.c (add_virtual_operand): Remove argument
24020 FOR_CLOBBER. Update all users.
24021 If VAR has an associated alias set, add a virtual operand for
24022 it if no alias is found to conflict with the memory reference.
24024 2007-02-07 Jan Hubicka <jh@suse.cz>
24025 Robert Kidd <rkidd@crhc.uiuc.edu>
24027 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
24029 2007-02-07 Ian Lance Taylor <iant@google.com>
24031 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
24033 2007-02-07 Roger Sayle <roger@eyesopen.com>
24035 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
24036 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
24037 tablejumpdi, movsi_to_cr_one): Remove constraints from
24038 define_expand's match_operands.
24040 2007-02-07 Roger Sayle <roger@eyesopen.com>
24042 * global.c (compute_regsets): Move declatation of "i" inside of
24043 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
24045 2007-02-07 Jakub Jelinek <jakub@redhat.com>
24048 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
24049 of INDIRECT_REF <RESULT_DECL>.
24051 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
24053 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
24054 Kaz Kojima <kkojima@gcc.gnu.org>
24057 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
24059 (sh_initialize_trampoline): Add parentheses to avoid a warning.
24061 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
24063 * doc/loop.texi: Document possibility not to perform disambiguation
24064 of loops with multiple latches.
24065 * cfgloopmanip.c (alp_enum_p): Removed.
24066 (add_loop): Handle subloops. Use get_loop_body_with_size.
24067 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
24068 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
24069 the new forwarder block.
24070 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
24071 Handle the case latch is NULL.
24072 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
24073 modifications when marking loop exits.
24074 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
24076 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
24077 disambiguate_loops_with_multiple_latches.
24078 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
24079 before fix_loop_structure.
24080 * cfgloop.c: Include pointer-set.h and output.h.
24081 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
24082 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
24083 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
24084 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
24085 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
24086 disambiguate_multiple_latches, get_loop_body_with_size,
24087 disambiguate_loops_with_multiple_latches): New functions.
24088 (flow_loop_dump): Dump multiple latch edges.
24089 (flow_loop_nodes_find): Handle loops with multiple latches.
24090 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
24091 (glb_enum_p): Modified.
24092 (get_loop_body): Use get_loop_body_with_size.
24093 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
24094 (AVOID_CFG_MODIFICATIONS): New constant.
24095 (disambiguate_loops_with_multiple_latches, add_loop,
24096 get_loop_body_with_size): Declare.
24097 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
24099 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
24101 PR inline-asm/28686
24102 * global.c (compute_regsets): New function.
24103 (global_alloc): Refactored ELIMINABLE_REGSET
24104 and NO_GLOBAL_ALLOC_REGS computation out.
24105 (rest_of_handle_global_alloc): Call compute_regsets()
24106 for non-optimizing case.
24108 2007-02-06 Richard Henderson <rth@redhat.com>
24110 * config/i386/constraints.md (Y2): Rename from Y.
24111 (Yi): New constraint.
24112 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
24113 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
24114 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
24115 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
24116 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
24117 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
24118 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
24119 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
24120 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
24121 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
24122 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
24123 vec_extractv2si_1): Change Y constraints to Y2.
24124 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
24125 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
24126 Change Y constraints to Y2.
24127 (sse2_loadld): Change Y constraints to x.
24129 2007-02-06 Roger Sayle <roger@eyesopen.com>
24131 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
24132 (parity<mode>2): New define_expand using rs6000_emit_parity.
24133 * config/rs6000/rs6000.c (rs6000_emit_popcount,
24134 rs6000_emit_parity): New functions.
24135 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
24136 rs6000_emit_parity): Prototype here.
24138 2007-02-06 Ian Lance Taylor <iant@google.com>
24140 * lower-subreg.c (simple_move_operand): Reject CONST.
24141 (resolve_clobber): Call validate_change rather than directly
24142 assigning to XEXP (pat, 0).
24144 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
24146 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
24147 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
24148 (tree-cfg.o): Remove hashtab.h dependency.
24150 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
24151 (struct ivopts_data): Change niters to pointer_map_t.
24152 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
24153 (niter_for_exit): Create pointer_map on demand. Change for
24155 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
24156 (free_loop_data): Destroy data->niters if created and reset field.
24157 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
24158 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
24160 * tree-ssa-reassoc.c: Include pointer-set.h.
24161 (bb_rank): Change to long *.
24162 (operand_rank): Change to pointer_map_t.
24163 (find_operand_rank): Return long, -1 if not found. Declare as inline.
24164 (insert_operand_rank): Accept long.
24165 (operand_entry_hash, operand_entry_eq): Remove.
24166 (get_rank): Return long. Adjust for changes above.
24167 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
24169 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
24171 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
24172 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
24173 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
24175 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
24176 directly since it cannot be NULL.
24177 (get_vi_for_tree): Rewrite for pointer_map API.
24178 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
24179 (init_alias_vars): Create vi_for_tree as pointer_map.
24180 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
24182 * tree-cfg.c: Don't include hashtab.h.
24183 (edge_to_cases): Declare as pointer_map.
24184 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
24186 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
24187 (start_recording_case_labels): Create edge_to_cases as pointer_map.
24188 (end_recoding_case_labels): Cleanup edge_to_cases manually before
24190 (record_switch_edge): Delete.
24191 (get_cases_for_edge): Adjust for pointer_map API, inline
24192 record_switch_edge (rewritten for new API), remove goto.
24194 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
24196 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
24197 * tree-nested.c: Include pointer-set.h.
24198 (var_map_elt, var_map_eq, var_map_hash): Delete.
24199 (struct nesting_info): Remove GTY marker. Change the two htab_t's
24200 to pointer_map_t's.
24201 (nesting_info_bitmap_obstack): New.
24202 (lookup_field_for_decl): Adjust for pointer_map API.
24203 (lookup_tramp_for_decl): Adjust for pointer_map API.
24204 (get_nonlocal_debug_decl): Adjust for pointer_map API.
24205 (get_local_debug_decl): Adjust for pointer_map API.
24206 (convert_nl_goto_reference): Adjust for pointer_map API.
24207 (convert_nl_goto_receiver): Adjust for pointer_map API.
24208 (create_nesting_tree): Create outside GGC space. Create bitmap on
24209 the new obstack. Create field_map and var_map as pointer_maps.
24210 (free_nesting_tree): Adjust for changes to create_nesting_tree.
24212 (lower_nested_functions): Move root here, no need to NULL it.
24213 Initialize and release the obstack.
24215 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
24217 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
24218 Remove prototypes and make them non-static.
24219 (struct tree_int_map): Remove.
24220 * tree.h (struct tree_int_map): Move here, turning TO into an
24222 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
24224 * tree.h (TREE_COMPLEXITY): Remove.
24225 (struct tree_exp): Remove complexity field.
24226 * tree.c (build1_stat): Don't set it.
24228 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
24229 Victor Kaplansky <victork@il.ibm.com>
24231 * tree-vectorizer.c (vect_is_simple_use): Support induction.
24232 (vect_is_simple_reduction): Support reduction with induction as
24233 one of the operands.
24234 (vect_is_simple_iv_evolution): Fix formatting.
24235 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
24236 formatting. Don't mark induction phis for vectorization.
24237 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
24238 * tree-vect-transform.c (get_initial_def_for_induction): New function.
24239 (vect_get_vec_def_for_operand): Support induction.
24240 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
24242 (vectorizable_reduction): Support reduction with induction as one of
24244 (vectorizable_type_demotion): Use def-type of stmt argument rather
24245 than dummy def-type.
24247 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
24248 flag_tree_scev_cprop.
24249 * common.opt (tree-scev-cprop): New flag.
24251 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
24252 call to vect_get_new_vect_var.
24254 2007-02-06 Ira Rosen <irar@il.ibm.com>
24256 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
24257 vectype is not NULL.
24258 (vect_pattern_recog_1): Likewise.
24260 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24262 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
24263 (fold_negate_expr): Likewise.
24265 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
24268 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
24269 even if cv-qualification is the same.
24271 2007-02-05 Geoffrey Keating <geoffk@apple.com>
24273 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
24274 __enable_execute_stack on completion.
24276 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24278 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
24279 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
24280 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
24281 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
24282 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
24283 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
24284 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
24285 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
24287 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24289 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
24290 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
24291 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
24292 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
24293 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
24294 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
24295 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
24296 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
24297 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
24298 umuldi3_highpart_rex64, umulsi3_highpart_insn,
24299 umulsi3_highpart_zext, smuldi3_highpart_rex64,
24300 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
24301 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
24302 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
24303 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
24304 sqrtextenddfxf2_i387): Added amdfam10_decode.
24306 * config/i386/athlon.md (athlon_idirect_amdfam10,
24307 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
24308 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
24309 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
24310 athlon_ivector_store_amdfam10): New define_insn_reservation.
24311 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
24314 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24316 * config/i386/athlon.md (athlon_call_amdfam10,
24317 athlon_pop_amdfam10, athlon_lea_amdfam10): New
24318 define_insn_reservation.
24319 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
24320 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
24321 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
24323 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24325 * config/i386/athlon.md (athlon_sseld_amdfam10,
24326 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
24327 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
24329 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24331 * config/i386/athlon.md (athlon_sseins_amdfam10): New
24332 define_insn_reservation.
24333 * config/i386/i386.md (sseins): Added sseins to define_attr type
24334 and define_attr unit.
24335 * config/i386/sse.md: Set type attribute to sseins for insertq
24338 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24340 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
24341 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
24342 ssecomi_load_amdfam10, ssecomi_amdfam10,
24343 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
24344 define_insn_reservation.
24345 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
24347 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24349 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
24350 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
24351 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
24352 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
24353 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
24354 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
24355 define_insn_reservation.
24357 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
24358 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
24359 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
24360 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
24361 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
24363 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24365 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
24366 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
24367 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
24368 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
24369 athlon_ssemul_load_k8): Added amdfam10.
24371 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24373 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
24374 (x86_sse_unaligned_move_optimal): New variable.
24376 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
24378 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
24379 for unaligned vector SSE double/single precision loads for AMDFAM10.
24381 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24383 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
24384 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
24385 Define TARGET_CPU_DEFAULT_amdfam10.
24386 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
24387 (processor_type): Add PROCESSOR_AMDFAM10.
24389 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
24390 processor_type in config/i386/i386.h.
24391 Enable imul peepholes for TARGET_AMDFAM10.
24393 * config.gcc: Add support for --with-cpu option for amdfam10.
24395 * config/i386/i386.c (amdfam10_cost): New variable.
24396 (m_AMDFAM10): New macro.
24397 (m_ATHLON_K8_AMDFAM10): New macro.
24398 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
24399 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
24400 x86_promote_QImode, x86_integer_DFmode_moves,
24401 x86_partial_reg_dependency, x86_memory_mismatch_stall,
24402 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
24403 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
24404 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
24405 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
24406 Enable/disable for amdfam10.
24407 (override_options): Add amdfam10_cost to processor_target_table.
24408 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
24409 processor_alias_table.
24410 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
24411 (ix86_adjust_cost): Add code for amdfam10.
24413 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24415 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
24416 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
24417 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
24418 * config/i386/i386.h: Add builtin definition for SSE4A.
24419 * config/i386/i386.md: Add support for ABM instructions
24420 (popcnt and lzcnt).
24421 * config/i386/sse.md: Add support for SSE4A instructions
24422 (movntss, movntsd, extrq, insertq).
24423 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
24424 Add -march=amdfam10 flag.
24425 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
24426 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
24428 * doc/extend.texi: Add documentation for SSE4A builtins.
24430 2007-02-05 Bob Wilson <bob.wilson@acm.org>
24432 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
24434 2007-02-05 Richard Guenther <rguenther@suse.de>
24436 * tree-vectorizer.h (vectorizable_function): Add argument type
24437 argument, change return type.
24438 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
24439 * tree-vect-transform.c (vectorizable_function): Handle extra
24440 argument, return vectorized function decl.
24441 (build_vectorized_function_call): Remove.
24442 (vectorizable_call): Handle calls with result and argument types
24443 differing. Handle loop vectorization factor correctly.
24444 * targhooks.c (default_builtin_vectorized_function): Adjust for
24446 * targhooks.h (default_builtin_vectorized_function): Likewise.
24447 * target.h (builtin_vectorized_function): Add argument type
24449 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
24450 extra argument, allow vectorizing of lrintf.
24451 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
24452 documentation of target hook.
24454 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
24457 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
24458 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
24459 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
24461 2007-02-05 Roger Sayle <roger@eyesopen.com>
24463 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
24464 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
24465 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
24466 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
24467 before canonicalizing sincos to cexpi.
24468 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
24470 2007-02-05 Roger Sayle <roger@eyesopen.com>
24472 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
24473 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
24474 (alpha_init_builtins): Use alpha_add_builtins to process tables.
24476 2007-02-05 Roger Sayle <roger@eyesopen.com>
24478 * mips-tfile.c (initialize_init_file): Correct endianness test.
24480 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
24482 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
24483 the 'y' constraint.
24485 2007-02-05 Richard Sandiford <richard@codesourcery.com>
24487 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
24488 saves in a PARALLEL before the register assignments.
24490 2007-02-05 Richard Sandiford <richard@codesourcery.com>
24492 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
24493 DWARF_FRAME_RETURN_COLUMN to be a general register.
24494 * dwarf2out.c (init_return_column_size): New function, split from...
24495 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
24496 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
24497 to be nongeneral registers.
24498 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
24500 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
24501 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
24503 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
24505 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
24507 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
24509 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
24510 (remove_path): Use can_remove_branch_p and remove_branch instead
24511 of loop_delete_branch_edge.
24512 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
24513 (tree_transform_and_unroll_loop): Remove dead branches immediately.
24514 Update profile using scale_dominated_blocks_in_loop.
24515 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
24516 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
24517 (can_remove_branch_p, remove_branch): Declare.
24518 * tree-cfg.c (tree_can_remove_branch_p): New function.
24519 (tree_cfg_hooks): Add tree_can_remove_branch_p.
24520 * cfgrtl.c (rtl_can_remove_branch_p): New function.
24521 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
24523 2007-02-05 Jan Hubicka <jh@suse.cz>
24525 PR middle-end/30696
24526 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
24527 nodes in cgraph, don't remove offline copy of the function.
24529 2007-02-04 Jan Hubicka <jh@suse.cz>
24531 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
24532 vectors might cause maybe_lookup_element_for_expr to be called
24533 on non-sra-candidate.
24535 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
24537 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
24538 config/bfin/bfin.md, config/bfin/predicates.md: Follow
24539 spelling conventions.
24541 2007-02-04 Richard Guenther <rguenther@suse.de>
24543 PR middle-end/30636
24544 * fold-const.c (try_move_mult_to_index): Make sure to not
24545 overflow one dimension of a multi-dimensional array access.
24547 2007-02-04 Jan Hubicka <jh@suse.cz>
24549 * passes.c (init_optimization_passes): Reindent.
24551 2007-02-04 Jan Hubicka <jh@suse.cz>
24552 Eric Botcazou <ebotcazou@adacore.com>
24554 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
24555 (execute_fixup_cfg): Break out the abnormal goto code.
24556 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
24557 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
24558 (optimize_inline_calls): Call make_nonlocal_label_edges.
24560 2007-02-04 Jan Hubicka <jh@suse.cz>
24562 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
24563 true when something was changed.
24564 (rename_ssa_copies): When something was changed, do
24565 TODO_remove_unused_locals.
24566 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
24567 add TODO_remove_unused_locals when instruction was removed.
24569 2007-02-04 Jan Hubicka <jh@suse.cz>
24571 * ipa-inline.c (try_inline): Improve debug output; work on already
24573 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
24574 call try_inline for already inlined edges too when flattening;
24575 inline also functions that make callee growth but overall unit size
24578 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
24580 * config/m32c/bitops.md, config/m32c/jump.md,
24581 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
24582 config/m32r/m32r.h, config/m32r/m32r.md,
24583 config/m32r/predicates.md, config/m68hc11/larith.asm,
24584 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
24585 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
24586 config/mips/mips-protos.h, config/mips/mips.c,
24587 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
24588 config/mn10300/mn10300.h, config/mn10300/predicates.md,
24589 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
24590 spelling conventions.
24592 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
24593 Follow spelling conventions.
24595 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
24597 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
24598 warn about C++0x compatibility.
24600 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
24602 * config/h8300/h8300.c, config/h8300/h8300.h,
24603 config/h8300/h8300.md: Follow spelling conventions.
24605 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
24607 PR middle-end/30667
24608 * combine.c (try_combine): Do not substitute source operand
24609 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
24611 2007-02-03 Jan Hubicka <jh@suse.cz>
24613 PR gcov-profile/30650
24614 * value-prof.c (stringop_block_profile): Fix handling of size counter;
24615 do not divide by zero for never executed counters.
24616 (tree_find_values_to_profile): Fix counters.
24617 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
24619 2007-02-03 Ian Lance Taylor <iant@google.com>
24621 * lower-subreg.c (simple_move_operand): New static function,
24622 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
24624 (simple_move): Call simple_move_operand.
24625 (find_decomposable_subregs): Add special handling of MEMs.
24626 (can_decompose_p): Rename from cannot_decompose_p. Reverse
24627 meaning of return value. If we see a hard register, test whether
24628 it can store a word_mode value. Change all callers.
24630 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24632 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
24633 ftrapv insns and expanders.
24634 (subdi3): Change define_expand operand 1 to arith11_operand, and
24635 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
24636 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
24637 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
24640 PR middle-end/30174
24641 * varasm.c (notice_global_symbol): Treat global objects as weak when
24642 flag_shlib is true.
24644 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24646 * emit-rtl.c (dconstpi): Delete.
24647 (dconstsqrt2): New.
24648 (init_emit_once): Delete dconstpi and init dconstsqrt2.
24649 * real.h (dconstpi): Delete.
24650 (dconstsqrt2): New.
24651 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
24652 (fold_builtin_hypot): Likewise.
24654 2007-02-03 Tom Tromey <tromey@redhat.com>
24657 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
24658 -gcoff3, -gxcoff3, -gvms3 implies -dD.
24660 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
24662 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
24663 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
24664 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
24665 config/rs6000/cell.md, config/rs6000/darwin.h,
24666 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
24667 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
24668 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
24669 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
24670 typos. Follow spelling conventions.
24671 * doc/invoke.texi: Follow spelling conventions.
24673 2007-02-03 Roger Sayle <roger@eyesopen.com>
24675 * simplify-rtx.c (simplify_relational_operation_1): Implement some
24676 canonicalization transformations that attempt to simplify integer
24677 constant comparisons to become comparisons against zero.
24679 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24681 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
24683 * fold-const.c (fold_binary): Fix comment typos. Fold complex
24684 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
24686 2007-02-02 Mike Stump <mrs@apple.com>
24688 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
24689 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
24690 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
24691 generate a branch island.
24693 2007-02-02 Bob Wilson <bob.wilson@acm.org>
24695 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
24696 (xtensa_legitimate_address_p): New.
24697 (xtensa_legitimize_address): New.
24698 (xtensa_output_addr_const_extra): New.
24699 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
24701 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
24702 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
24703 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
24704 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
24705 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
24706 (xtensa_legitimize_address): New.
24707 (xtensa_output_addr_const_extra): New.
24709 2007-02-02 Steve Ellcey <sje@cup.hp.com>
24711 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
24713 2007-02-02 Ian Lance Taylor <iant@google.com>
24715 * expmed.c (expand_divmod): Add comment.
24717 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
24719 * emit-rtl.c (renumber_insns): Remove.
24720 * flags.h: Remove the extern for flag_renumber_insns.
24721 * rtl.h: Remove the prototype for renumber_insns.
24722 * toplev.c (flag_renumber_insns): Remove.
24724 2007-02-02 Hui-May Chang <hm.chang@apple.com>
24726 Revert for x86 darwin:
24727 2005-06-19 Uros Bizjak <uros@kss-loka.si>
24729 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
24730 code before the following patch under TARGET_MACHO.
24731 (ix86_function_value_regno_p): Likewise.
24733 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24735 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
24738 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
24741 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
24742 loads to general or fp registers. Add comments.
24743 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
24745 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
24747 * pointer-set.c (insert_aux): Only return insertion slot.
24748 (pointer_set_insert): Adjust.
24749 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
24750 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
24751 pointer_map_traverse): New.
24752 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
24753 pointer_map_create, pointer_map_destroy, pointer_map_insert,
24754 pointer_map_contains, pointer_map_traverse): Declare.
24756 2007-02-02 Jakub Jelinek <jakub@redhat.com>
24758 PR middle-end/30473
24759 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
24760 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
24762 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
24764 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
24766 (struct _dep): New type.
24767 (dep_t): New typedef.
24768 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
24769 (DEP_STATUS): New access macro. The macro with the same name was
24770 renamed to DEP_LINK_STATUS.
24771 (dep_init): Declare function
24773 (struct _dep_link): New type.
24774 (dep_link_t): New typedef.
24775 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
24776 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
24777 (DEP_LINK_STATUS): New macro.
24778 (debug_dep_links): New debug function.
24780 (struct _deps_list): New type.
24781 (deps_list_t): New typedef.
24782 (DEPS_LIST_FIRST): New access macro.
24783 (FOR_EACH_DEP_LINK): New cycle macro.
24784 (create_deps_list, free_deps_list, delete_deps_list): Declare
24786 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
24787 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
24788 (copy_deps_list_change_con): Ditto.
24790 (move_dep_link): Declare function.
24792 (struct _dep_node): New type.
24793 (dep_node_t): New typedef.
24794 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
24796 (struct haifa_insn_data.back_deps): New field to hold backward
24797 dependencies of the insn.
24798 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
24800 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
24801 Change its type to deps_list_t.
24802 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
24803 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
24804 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
24806 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
24808 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
24810 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
24812 (dep_cost): Declare.
24814 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
24815 (ds_to_dk, dk_to_ds): New functions.
24817 (init_dep_1): New static function.
24818 (init_dep): New function.
24819 (copy_dep): New static function.
24821 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
24823 (detach_dep_link): New static function.
24824 (move_dep_link): New function.
24826 (dep_links_consistent_p, dump_dep_links): New static functions.
24827 (debug_dep_links): New debugging function.
24829 (deps_obstack, dl_obstack, dn_obstack): New static variables.
24831 (alloc_deps_list, init_deps_list): New static functions.
24832 (create_deps_list): New function.
24833 (clear_deps_list): New static function.
24834 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
24835 (deps_list_consistent_p, dump_deps_list): New static functions.
24836 (debug_deps_list): New function.
24837 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
24839 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
24841 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
24842 use new scheduler dependencies lists.
24843 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
24844 (sched_analyze): Ditto. Initialize dependencies lists.
24845 (add_forw_dep, compute_forward_dependences): Update to use new
24846 scheduler dependencies lists.
24848 (init_dependency_caches): Init deps_obstack.
24849 (free_dependency_caches): Free deps_obstack.
24851 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
24852 new scheduler dependencies lists.
24853 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
24854 (add_back_forw_dep, delete_back_forw_dep): Ditto.
24856 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
24857 Update to use new scheduler dependencies lists.
24858 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
24859 (debug_dependencies): Ditto.
24860 (schedule_region): Update comments.
24862 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
24863 scheduler dependencies lists.
24864 (schedule_ebb): Update comments.
24866 * rtl.def (DEPS_LIST): Remove.
24868 * lists.c (unused_deps_list): Remove.
24869 (free_list): Update assertions.
24871 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
24872 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
24874 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
24875 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
24877 * haifa-sched.c (comments): Update.
24878 (insn_cost1): Remove. Inline the code into insn_cost ().
24879 (insn_cost): Update to use new scheduler dependencies lists. Move
24880 processing of the dependency cost to dep_cost ().
24881 (dep_cost): New function. Use it instead of insn_cost () when
24882 evaluating cost of the dependency. Use compatible interface to
24883 interact with the target.
24884 (priority): Update to use new scheduler dependencies lists.
24885 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
24886 with greater number of insns that depend on the insn.
24887 (schedule_insn): Update to use new scheduler dependencies lists. Add
24888 code to free backward dependencies lists. Inline and optimize code
24889 from resolve_dep () - see PR28071.
24890 (ok_for_early_queue_removal): Update to use new scheduler dependencies
24891 lists. Update call to targetm.sched.is_costly_dependence hook.
24893 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
24894 scheduler dependencies lists.
24896 (resolve_dep): Remove. Move the logic to schedule_insn ().
24897 (init_h_i_d): Initialize dependencies lists.
24899 (process_insn_depend_be_in_spec): Rename to
24900 process_insn_forw_deps_be_in_spec. Update to use new scheduler
24901 dependencies lists.
24902 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
24903 Update to use new scheduler dependencies lists.
24904 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
24906 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
24907 new scheduler dependencies lists.
24908 (build_intra_loop_deps): Ditto.
24910 * target.h (struct _dep): Declare to use in
24911 gcc_target.sched.is_costly_dependence.
24912 (struct gcc_target.sched.adjust_cost): Fix typo.
24913 (struct gcc_target.sched.is_costly_dependence): Change signature to
24914 use single dep_t parameter instead of an equivalent triad.
24915 (struct gcc_target.sched.adjust_cost_2): Remove.
24917 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
24919 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
24921 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
24923 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
24925 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
24926 (REG_DEP_TRUE): Document.
24928 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
24929 Change signature to correspond to the targetm.sched.adjust_cost hook.
24930 Update use in TARGET_SCHED_ADJUST_COST_2.
24931 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
24932 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
24933 new scheduler dependencies lists.
24934 (ia64_gen_check): Ditto.
24936 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
24937 scheduler dependencies lists.
24939 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
24940 signature to correspond to the targetm.sched.is_costly_dependence hook.
24941 (is_costly_group): Update to use new scheduler dependencies lists.
24943 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
24944 instead of INSN_COST () macro.
24946 2007-02-01 Ian Lance Taylor <iant@google.com>
24948 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
24950 2007-02-01 Guy Martin <gmsoft@gentoo.org>
24952 * pa.md (tp_load): Correct mfctl instruction syntax.
24954 2007-02-01 Geoffrey Keating <geoffk@apple.com>
24956 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
24957 altivec_padding_size calculation on AIX. Improve comment, add
24958 assert to verify that it's right.
24960 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
24963 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
24965 PR inline-asm/28686
24966 * global.c (global_alloc): Add mising initialization of
24969 2007-02-01 Roger Sayle <roger@eyesopen.com>
24971 * alias.c (init_alias_analysis): Correct whitespace.
24972 * bb-reorder.c (fix_edges_for_rarely_executed_code,
24973 partition_hot_cold_basic_blocks): Likewise.
24974 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
24975 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
24976 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
24977 fold_builtin_snprintf_chk, fold_builtin_printf,
24978 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
24979 do_mpfr_arg3, do_mpfr_sincos): Likewise.
24980 * cfgcleanup.c (cleanup_cfg): Likewise.
24981 * cfgexpand.c (tree_expand_cfg): Likewise.
24982 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
24983 * function.c (get_next_funcdef_no): Likewise.
24984 * gengtype.c (main): Likewise.
24985 * genmodes.c (main): Likewise.
24986 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
24987 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
24988 * ifcvt.c (noce_emit_move_insn): Likewise.
24989 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
24991 * stor-layout.c (get_best_mode): Likewise.
24992 * tree-ssa-loop-niter.c (get_val_for): Likewise.
24993 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
24994 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
24995 perform_var_substitution, solve_graph): Likewise.
24996 * tree-vrp.c (vrp_finalize): Likewise.
24998 2007-02-01 Ian Lance Taylor <iant@google.com>
25000 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
25001 high part of a paradoxical subreg, return a constant zero.
25003 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
25005 * toplev.c (lang_dependent_init): Call init_set_costs.
25006 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
25008 2007-02-01 Richard Guenther <rguenther@suse.de>
25010 PR middle-end/30656
25011 * fold-const.c (fold_negate_expr): Allow negating a
25012 constant if overflow does not change.
25014 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25016 * doc/c-tree.texi (Expression trees): Improve markup.
25017 * doc/tm.texi (Register Classes, Addressing Modes)
25018 (Floating Point): Fix spacing after abbreviations. Fix some
25021 2007-02-01 Ben Elliston <bje@au.ibm.com>
25023 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
25024 * doc/contrib.texi: Likewise.
25025 * doc/install.texi: Likewise.
25027 2007-01-31 Richard Henderson <rth@redhat.com>
25028 Ian Lance Taylor <iant@google.com>
25030 * lower-subreg.c: New file.
25031 * rtl.def (CONCATN): Define.
25032 * passes.c (init_optimization_passes): Add pass_lower_subreg and
25033 pass_lower_subreg2.
25034 * emit-rtl.c (update_reg_offset): New static function, broken out
25035 of gen_rtx_REG_offset.
25036 (gen_rtx_REG_offset): Call update_reg_offset.
25037 (gen_reg_rtx_offset): New function.
25038 * regclass.c: Revert patch of 2006-03-05, restoring
25040 (clear_reg_info_regno): New function.
25041 * dwarf2out.c (concatn_loc_descriptor): New static function.
25042 (loc_descriptor): Handle CONCATN.
25043 * common.opt (fsplit_wide_types): New option.
25044 * opts.c (decode_options): Set flag_split_wide_types when
25046 * timevar.def (TV_LOWER_SUBREG): Define.
25047 * rtl.h (gen_reg_rtx_offset): Declare.
25048 (reg_scan_update): Declare.
25049 * regs.h (clear_reg_info_regno): Declare.
25050 * tree-pass.h (pass_lower_subreg): Declare.
25051 (pass_lower_subreg2): Declare.
25052 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
25053 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
25054 -fsplit-wide-types.
25055 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
25056 * Makefile.in (OBJS-common): Add lower-subreg.o.
25057 (lower-subreg.o): New target.
25059 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
25061 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
25063 2007-01-31 Anatoly Sokolov <aesok@post.ru>
25066 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
25068 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25070 PR middle-end/29335
25071 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
25073 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
25075 * cfgloop.h: Include vec-prim.h.
25076 (enum li_flags): Remove LI_ONLY_OLD.
25077 (loop_iterator): Changed.
25078 (fel_next, fel_init): Iterate over loop tree.
25079 (FOR_EACH_LOOP_BREAK): New macro.
25080 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
25082 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
25083 * modulo-sched.c (sms_schedule): Ditto.
25084 * tree-vectorizer.c (vectorize_loops): Ditto.
25085 * doc/loop.texi: Update information on loop numbering and behavior of
25086 FOR_EACH_LOOP wrto new loops.
25087 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
25088 add_to_evolution_1): Test nestedness of loops instead of comparing
25090 * tree-chrec.c (chrec_fold_plus_poly_poly,
25091 chrec_fold_multiply_poly_poly, chrec_evaluate,
25092 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
25093 reset_evolution_in_loop): Ditto.
25094 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
25096 2007-01-31 Dirk Mueller <dmueller@suse.de>
25098 * c-common.c (warn_about_parentheses): Separate warning about
25099 un-parenthized sequence of comparison operators from the one
25100 which is supposed to warn about x <= y <= z.
25102 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
25104 * optabs.h (enum optab_index): Add new OTI_isinf.
25105 (isinf_optab): Define corresponding macro.
25106 * optabs.c (init_optabs): Initialize isinf_optab.
25107 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
25109 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
25110 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
25112 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
25113 expand_builtin_interclass_mathfn.
25114 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
25115 * config/i386/i386.md (UNSPEC_FXAM): New constant.
25116 (fxam<mode>2_i387): New insn pattern.
25117 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
25118 built-in functions as x87 inline asm.
25120 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
25122 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
25124 2007-01-30 Eric Christopher <echristo@apple.com>
25126 * config.gcc: Add geode.
25128 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
25130 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
25131 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
25132 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
25133 value-prof.c: Fix comment typos.
25135 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25138 * doc/invoke.texi (Wpointer-arith): Document warning.
25140 2007-01-30 Janis Johnson <janis187@us.ibm.com>
25142 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
25143 the list of discrepancies from the draft TR.
25145 2007-01-30 Dirk Mueller <dmueller@suse.de>
25148 * doc/invoke.texi (-Wreturn-type): Update description to
25149 match new behavior.
25151 2007-01-30 Richard Sandiford <richard@codesourcery.com>
25153 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
25155 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
25157 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
25158 to handle optabs that operate on floating point input argument and
25159 output to integer output.
25160 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
25161 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
25162 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
25163 expand_builtin_interclass_mathfn ().
25164 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
25165 (ilogbsi2): Remove.
25166 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
25167 ilogbl built-in functions as x87 intrinsics.
25169 2007-01-30 Richard Guenther <rguenther@suse.de>
25171 PR middle-end/27657
25172 * dwarf2out.c (reference_to_unused): Query varpool if the
25173 variable was output.
25175 2007-01-30 Richard Guenther <rguenther@suse.de>
25177 PR middle-end/30313
25178 * passes.c (execute_one_pass): Reset in_gimple_form to not
25179 confuse non-unit-at-a-time mode.
25181 2007-01-29 Roger Sayle <roger@eyesopen.com>
25182 Richard Guenther <rguenther@suse.de>
25184 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
25185 avoid undefined behaviour on overflow. Use force_fit_type_double
25186 to construct the constant with the specified TREE_OVERFLOW.
25188 2007-01-29 Janis Johnson <janis187@us.ibm.com>
25190 * config/dfp-bit.c: Add parameterized support for fp exceptions.
25191 * config/dfp-bit.h: Ditto.
25193 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25195 * c-decl.c (pop_scope): Replace warnings with call to
25196 warn_for_unused_label.
25197 * c-common.h (warn_for_unused_label): Declare.
25198 * c-common.c (warn_for_unused_label): Define.
25200 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25202 * tree-optimize.c (update_inlined_to_pointers): Delete unused
25205 2007-01-29 Janis Johnson <janis187@us.ibm.com>
25207 * Makefile.in (USER_H): Remove decfloat.h.
25208 * ginclude/decfloat.h: Delete, moving contents to ...
25209 * ginclude/float.h: Add support for decimal floating point,
25210 guarded by __STDC_WANT_DEC_FP__.
25212 2007-01-29 Mike Stump <mrs@apple.com>
25214 * doc/gccint.texi (Top): Rename Loop Representation to Loop
25215 Analysis and Representation to resolve case insensitive conflict.
25216 * doc/loop.texi (Loop Analysis and Representation): Likewise.
25218 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
25220 * tree.h (struct tree_memory_tag): Add aliases member.
25221 (MTAG_ALIASES): New macro.
25222 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
25223 (add_may_alias): Remove pointer-set. Update for may_aliases being
25225 (mark_aliases_call_clobbered): Update for may_aliases being a
25227 (compute_tag_properties): Ditto.
25228 (create_partition_for): Ditto.
25229 (compute_memory_partitions): Ditto.
25230 (dump_may_aliases_for): Ditto.
25231 (is_aliased_with): Ditto.
25232 (add_may_alias_for_new_tag): Ditto.
25233 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
25234 (compute_is_aliased): New function.
25235 (compute_may_aliases): Call compute_is_aliased).
25236 (init_alias_info): Initialize alias_bitmap_obstack.
25237 (union_alias_set_into): New function.
25238 (compute_flow_sensitive_aliasing): Use union_aliases_into.
25239 (have_common_aliases_p): Rewrite to take two bitmaps and use
25241 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
25242 Update for bitmaps.
25243 (finalize_ref_all_pointers): Update for add_may_alias changes.
25244 (new_type_alias): Ditto.
25245 * tree-flow-inline.h (may_aliases): Return a bitmap.
25246 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
25247 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
25248 may_aliases being a bitmap.
25249 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
25250 may_aliases now returns a bitmap.
25251 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
25253 * tree-ssa-operands.c (add_virtual_operand): Update for
25254 may_aliases being a bitmap.
25256 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
25258 PR tree-optimization/30630
25259 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
25260 variable as changed.
25262 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
25265 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
25266 expanded only once even if an error occurs.
25268 2007-01-29 Ben Elliston <bje@au.ibm.com>
25270 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
25271 (__gcov_average_profiler): Likewise.
25272 (__gcov_ior_profiler): Likewise.
25273 (__gcov_merge_ior): Likewise.
25275 2007-01-28 Jan Hubicka <jh@suse.cz>
25277 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
25278 * value-prof.c (stringop_block_profile): Likewise.
25280 2007-01-28 Jan Hubicka <jh@suse.cz>
25282 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
25283 Add variant handling histograms; add wrapper.
25284 (clear_storage_via_libcall): Export.
25285 (emit_block_move_hints): Break out from ...; add histograms.
25286 (emit_block_move): ... this one.
25287 (clear_storage_hints): Break out from ...; add histograms.
25288 (clear_storage): ... this one.
25289 (set_storage_via_memset): Handle histogram.
25290 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
25291 (clear_storage_hints, clear_storage_via_libcall): Declare.
25292 (set_storage_via_setmem): Update prototype.
25293 * doc/md.texi (movmem, setmem): Document new arguments.
25295 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
25296 Add new histograms.
25297 (stringop_block_profile): New global function.
25298 (tree_stringops_values_to_profile): Profile block size and alignment.
25299 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
25301 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
25302 (stringop_block_profile): Declare.
25303 * builtins.c: Include value-prof.h.
25304 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
25305 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
25306 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
25307 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
25308 * profile.c (instrument_values): Add new counters.
25309 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
25311 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
25312 (tree_init_edge_profiler): Build new profilers.
25313 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
25314 (pass_tree_profile): Add dump.
25315 (tree_profile_hooks): Update.
25316 * Makefile.in (LIBGCOV): Add new constants.
25317 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
25318 __gcov_ior_profiler): New.
25319 * i386.md (movmem/setmem expanders): Add new optional arguments.
25321 2007-01-28 David Edelsohn <edelsohn@gnu.org>
25323 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
25325 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
25327 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
25328 (tree_unswitch_single_loop): Pass eni_size_weights to
25329 tree_num_loop_insns.
25330 * tree-ssa-loop-manip.c: Include tree-inline.h.
25331 (can_unroll_loop_p): Pass eni_size_weights to
25332 tree_num_loop_insns.
25333 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
25334 Pass eni_size_weights to estimate_num_insns.
25335 * tree.h (init_inline_once): Export.
25336 * toplev.c (backend_init): Call init_inline_once.
25337 * cgraphunit.c (cgraph_process_new_functions,
25338 cgraph_analyze_function): Pass eni_inlining_weights to
25339 estimate_num_insns.
25340 * ipa-inline.c (compute_inline_parameters): Ditto.
25341 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
25342 to estimate_num_insns.
25343 (try_unroll_loop_completely): Pass eni_size_weights to
25344 tree_num_loop_insns.
25345 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
25346 ot estimate_num_insns.
25347 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
25348 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
25349 * tree-inline.c (eni_inlining_weights, eni_size_weights,
25350 eni_time_weights): New variables.
25351 (init_inline_once): Initialize them.
25352 (struct eni_data): Mew.
25353 (estimate_num_insns_1, estimate_num_insns): Use weights.
25354 * tree-inline.h (struct eni_weights_d): New.
25355 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
25356 (estimate_num_insns): Declaration changed.
25357 * cfgloop.h (tree_num_loop_insns): Declaration changed.
25358 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
25359 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
25361 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
25363 * tree-data-ref.c (conflict_fn): Assert that the number of affine
25364 relations in the conflict function is valid.
25366 2007-01-27 Ian Lance Taylor <iant@google.com>
25368 * common.opt: Add fstrict-overflow.
25369 * opts.c (decode_options): Set flag_strict_overflow if -O2.
25370 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
25371 (TYPE_OVERFLOW_UNDEFINED): Define.
25372 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
25374 * tree.h (TYPE_TRAP_SIGNED): Don't define.
25375 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
25376 (fold_negate_expr): Likewise.
25377 (make_range): Likewise.
25378 (extract_muldiv_1): Likewise.
25379 (maybe_canonicalize_comparison): Likewise.
25380 (fold_comparison): Likewise.
25381 (fold_binary): Likewise.
25382 (tree_expr_nonnegative_p): Likewise.
25383 (tree_expr_nonzero_p): Likewise.
25384 * tree-vrp.c (compare_values): Likewise.
25385 (extract_range_from_binary_expr): Likewise.
25386 (extract_range_from_unary_expr): Likewise.
25387 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
25389 (nowrap_type_p): Likewise.
25390 * tree-scalar-evolution.c (simple_iv): Likewise.
25391 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
25392 (build_range_check): Likewise.
25393 (extract_muldiv_1): Likewise.
25394 (fold_comparison): Likewise.
25395 * tree-vrp.c (vrp_int_const_binop): Likewise.
25396 (extract_range_from_unary_expr): Likewise.
25397 * convert.c (convert_to_integer): Likewise.
25398 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
25399 (fold_comparison): Likewise.
25400 (fold_binary): Likewise.
25401 * optabs.c (optab_for_tree_code): Likewise.
25402 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
25403 * simplify-rtx.c (simplify_const_relational_operation): Check
25404 flag_strict_overflow and flag_trapv.
25405 (simplify_const_relational_operation): Likewise.
25406 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
25407 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
25410 2007-01-27 Roger Sayle <roger@eyesopen.com>
25412 * tree.c (tree_fold_gcd): Delete.
25413 * tree.h (tree_fold_gcd): Remove prototype.
25414 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
25415 test whether one constant integer is a multiple of another. Instead
25416 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
25417 * fold-const.c (multiple_of_p): We've determined both TOP and
25418 BOTTOM are integer constants so we can call int_const_binop directly
25419 instead of the more generic const_binop.
25421 2007-01-27 Roger Sayle <roger@eyesopen.com>
25423 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
25424 1*X check that the constant hasn't overflowed, to preserve the
25426 (round_up): Provide an efficient implementation when rouding-up an
25427 INTEGER_CST to a power-of-two.
25429 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25431 * doc/sourcebuild.texi: Add comma for clarity.
25432 * doc/extend.texi: Fix some typos.
25433 * doc/passes.texi: Likewise.
25434 * doc/cppinternals.texi: Likewise.
25435 * doc/c-tree.texi: Likewise.
25436 * doc/tree-ssa.texi: Likewise.
25437 * doc/install.texi: Likewise.
25439 2007-01-27 Jan Hubicka <jh@suse.cz>
25441 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
25442 (pass_sra): Do not require alias information.
25443 * passes.c (init_optimization_passes): Add SRA
25445 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
25447 * tracer.c (rest_of_handle_tracer): We already cleaned
25448 up the CFG in tracer() so don't do it here again.
25449 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
25450 cleanup_cfg here, either. And don't call renumber_insns.
25452 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
25453 and BB_HEAD are in the insn stream here. Instead make sure
25454 that BB_INSN is valid on all insns. Also, do check here that
25455 there are no pending branch predictions...
25456 (rtl_verify_flow_info): ...instead of doing it here. Checks
25457 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
25460 2007-01-26 Roger Sayle <roger@eyesopen.com>
25462 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
25463 function to simplify/factorize operand order canonicalization.
25464 (ix86_fixup_binary_operands): Reorganize using the above function.
25465 (ix86_binary_operator_ok): Likewise.
25467 2007-01-27 Jakub Jelinek <jakub@redhat.com>
25469 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
25470 file scope from optimize_attrs.
25471 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
25473 (optimize_attrs): Clear insn_code_values after freeing it.
25475 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
25477 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
25478 a parts.base assignment.
25480 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
25482 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
25483 (compute_subscript_distance, initialize_data_dependence_relation,
25484 finalize_ddr_dependent, analyze_ziv_subscript,
25485 analyze_siv_subscript_cst_affine,
25486 compute_overlap_steps_for_affine_univar,
25487 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
25488 analyze_siv_subscript, analyze_miv_subscript,
25489 analyze_overlapping_iterations, subscript_dependence_tester_1,
25490 compute_self_dependence, free_dependence_relation): Work
25491 with affine_fn instead of chrecs.
25492 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
25493 common_affine_function, affine_function_base,
25494 affine_function_constant_p, affine_fn_op, affine_fn_plus,
25495 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
25496 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
25497 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
25498 (all_chrecs_equal_p): Removed.
25499 * tree-data-ref.h (affine_fn, conflict_function): New types.
25500 (struct subscript): Change type of conflicting_iterations_in_a
25501 and conflicting_iterations_in_b.
25503 2007-01-26 Steve Ellcey <sje@cup.hp.com>
25506 * config/pa/pa.h (TARGET_HPUX_11): New.
25507 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
25508 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
25510 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
25511 Richard Guenther <rguenther@suse.de>
25513 * tree-ssa-structalias.c (solve_graph): Handle case
25514 we merged the variable to another.
25516 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25518 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
25521 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
25522 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
25524 2007-01-25 DJ Delorie <dj@redhat.com>
25526 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
25527 allow changes to modes which don't fit in those registers.
25529 * reload1.c (choose_reload_regs): Check for invalid subregs before
25530 computing their locations, not after.
25532 2007-01-25 Geoffrey Keating <geoffk@apple.com>
25535 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
25536 save Altivec registers in an eh_return function.
25537 (compute_vrsave_mask): Likewise.
25538 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
25539 for saving Altivec registers.
25540 (rs6000_emit_prologue): Don't allocate stack twice in
25541 eh_return function. Correct expected value of altivec_save_offset
25542 when using save_world. Describe save of R0 to stack when using
25543 save_world. Describe stack pointer adjustment when using
25544 save_world. Remove duplicated eh_return parameter register saving.
25545 Update sp_offset variable after save_world.
25546 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
25548 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
25549 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
25552 2007-01-25 Steve Ellcey <sje@cup.hp.com>
25554 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
25556 2007-01-25 Steve Ellcey <sje@cup.hp.com>
25559 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
25560 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
25562 2007-01-25 Richard Guenther <rguenther@suse.de>
25564 * doc/invoke.texi (-Wcoverage-mismatch): Document.
25565 * common.opt (-Wcoverage-mismatch): New warning option.
25566 * coverage.c (get_coverage_counts): Ignore coverage mismatch
25567 if -Wcoverage-mismatch is given.
25569 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
25571 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
25572 (ipcp_driver): Change to static definition.
25573 Add dumping of the ifunctions.
25574 (constant_val_insert): Remove unused parameter. Support for SSA.
25575 (ipcp_propagate_const): Support for SSA.
25576 (ipcp_profile_bb_print): Print only analyzed nodes.
25577 (ipcp_replace_map_create): Remove support for Fortran constant
25579 * ipa-prop.c (ipa_method_modify_stmt,
25580 ipa_callsite_compute_param): Support for SSA.
25581 * ipa-prop.h (ipcp_driver): Remove declaration.
25582 (IS_VALID_TREE_MAP_INDEX): Add define.
25584 2007-01-24 Geoffrey Keating <geoffk@apple.com>
25586 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
25588 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25590 PR middle-end/30447
25591 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
25592 constant argument to cabs and do it without checking for
25593 -funsafe-math-optimizations.
25595 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
25597 * c-common.h (RID_FIRST_CXX0X): New.
25598 (RID_LAST_CXX0X): New.
25599 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
25601 * c.opt (Wc++0x-compat): New.
25602 * doc/invoke.texi (-Wc++0x-compat): Document.
25604 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25606 * builtins.c (fold_builtin_carg): New.
25607 (fold_builtin_1): Use it.
25609 2007-01-24 Jan Hubicka <jh@suse.cz>
25611 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
25613 * ipa-inline.c (initial_insns, max_insns): Delete.
25614 (compute_max_insns): New function.
25615 (cgraph_decide_inlining_of_small_function): Use it; take minimal
25616 amount of insns as base for code growth.
25617 (cgraph_decide_inlining): Make initial_insns local; do not compute
25619 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
25620 * doc/invoke.texi (inline-unit-growth): Update docs.
25622 2007-01-24 Jakub Jelinek <jakub@redhat.com>
25624 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
25625 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
25626 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
25627 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
25628 for CPUs that have PTA_CX16 set.
25630 PR middle-end/27416
25631 * gimplify.c (omp_check_private): New function.
25632 (gimplify_scan_omp_clauses): Use it for
25633 firstprivate/lastprivate/reduction.
25635 PR middle-end/30494
25636 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
25637 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
25639 PR middle-end/30421
25640 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
25641 If lower_lastprivate_clauses emits some statements, append them
25642 to dlist rather than body_p and to body_p append an initializer.
25643 (lower_omp_for): Adjust caller.
25645 2007-01-24 Steve Ellcey <sje@cup.hp.com>
25647 * target.h (globalize_decl_name): New.
25648 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
25649 * output.h (default_globalize_decl_name): New.
25650 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
25652 (globalize_decl): Ditto.
25653 (default_globalize_decl_name): New.
25654 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
25655 (ia64_handle_version_id_attribute): New.
25656 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
25657 (ia64_asm_output_external): Use globalize_decl_name instead
25658 of globalize_label.
25659 * doc/extend.texi (version_id): New pragma.
25660 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
25662 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
25664 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
25665 _uleb128_t and _Unwind_SWord with _sleb128_t.
25666 * unwind-dw2.c (extract_cie_info, execute_stack_op,
25667 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
25669 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
25670 * unwind-pe.h (read_uleb128, read_sleb128,
25671 read_encoded_value_with_base): Likewise.
25672 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
25674 2007-01-24 Richard Guenther <rguenther@suse.de>
25676 * builtins.c (expand_builtin_cexpi): Get the fndecl
25677 for cexp in the correct way.
25679 2007-01-24 Jan Hubicka <jh@suse.cz>
25681 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
25684 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
25686 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
25687 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
25688 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
25689 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
25690 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
25691 __SIZEOF_PTRDIFF_T__.
25692 * doc/cpp.texi: Documentation for the new builtin macros added.
25694 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
25696 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
25697 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
25698 instead of operands[2] to avoid access past the end of array.
25700 2007-01-24 Richard Sandiford <richard@codesourcery.com>
25702 * reload1.c (emit_reload_insns): Pass the reload register
25703 for a non-spill output reload through forget_old_reloads_1.
25705 2007-01-23 Joseph Myers <joseph@codesourcery.com>
25707 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
25708 _SOFT_DOUBLE if doubles use software floating-point.
25709 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
25710 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
25711 * config/rs6000/darwin-ldouble.c: Also compile functions for
25712 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
25713 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
25714 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
25715 commented-out long double override.
25716 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
25717 * config/rs6000/eabispe.h: Likewise.
25718 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
25719 long double for non-SPE.
25720 (rs6000_handle_option): Likewise.
25721 (invalid_e500_subreg): Disallow more subregs involding DImode,
25722 DFmode, TImode or TFmode.
25723 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
25725 (legitimate_lo_sum_address_p): Also check for TFmode for E500
25727 (rs6000_legitimize_address): Also handle TFmode for E500 double.
25728 (rs6000_legitimize_reload_address): Also handle TFmode for E500
25730 (rs6000_legitimate_address): Also check for TFmode for E500
25732 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
25733 (spe_build_register_parallel): Handle TFmode and TCmode.
25734 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
25736 (function_arg): Handle TFmode and TCmode for E500 double.
25737 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
25739 (print_operand): Handle TFmode and TImode for %y.
25740 (rs6000_generate_compare): Handle TFmode comparisons for E500
25742 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
25743 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
25744 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
25745 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
25746 TFmode for E500 double.
25747 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
25748 (floatsidf2): Enable for E500 double.
25749 (movtf_softfloat): Use rs6000_nonimmediate_operand.
25750 (extenddftf2): Change to extenddftf2_fprs.
25751 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
25752 depending on TARGET_E500_DOUBLE.
25753 (extendsftf2): Enable for E500 double.
25754 (trunctfdf2): Enable for E500 double.
25755 (trunctfsf2): Change to trunctfsf2_fprs.
25756 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
25757 depending on TARGET_E500_DOUBLE.
25758 (floatsitf2): Enable for E500 double.
25759 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
25760 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
25761 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
25762 (negtf2): Change to negtf2_internal.
25763 (negtf2): New expander.
25764 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
25765 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
25766 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
25767 (movdi_internal32): Use rs6000_nonimmediate_operand.
25768 (unnamed splitter): Likewise.
25769 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
25770 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
25771 (SPE64TF, DITI): New mode macros.
25772 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
25775 (frob_<mode>_di_2): New.
25776 (frob_tf_di_8_2): New.
25777 (frob_di_df): Change to frob_di_<mode>; allow more modes.
25779 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
25781 (frob_ti_<mode>_8_2): New.
25782 (frob_ti_tf_2): New.
25783 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
25784 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
25786 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
25787 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
25788 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
25789 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
25790 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
25791 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
25794 2007-01-23 Ian Lance Taylor <iant@google.com>
25796 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
25798 (OBJS-archive): Reformat, alphabetize.
25799 (OBJS): Change out_object_file to OBJS-md.
25801 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
25803 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
25804 JUMP_P and CALL_P predicates where applicable.
25805 * config/i386/i386.c: Ditto.
25806 * config/i386/i386.md: Ditto.
25807 * config/i386/mmx.md: Ditto.
25808 * config/i386/predicates.md: Ditto.
25810 2007-01-22 Andreas Schwab <schwab@suse.de>
25812 * config/m68k/m68k.h: Fix comment.
25814 2007-01-22 Jan Hubicka <jh@suse.cz>
25816 * passes.c (init_optimization_passes): Do not rerun
25817 pass_early_warn_uninitialized.
25819 2007-01-22 Richard Guenther <rguenther@suse.de>
25821 PR tree-optimization/30038
25822 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
25824 (execute_cse_sincos_1): Likewise.
25825 (execute_cse_sincos): Likewise.
25826 (gate_cse_sincos): Likewise.
25827 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
25828 the cexpi() canonicalization of sincos().
25829 * tree-pass.h (pass_cse_sincos): Declare.
25830 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
25832 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
25834 PR rtl-optimization/29329
25835 * combine.c (replaced_rhs_insn): Rename to i2mod.
25836 (replaced_rhs_value): Rename to i2mod_new_rhs.
25837 (i2mod_old_rhs): New global variable.
25838 (combine_instructions): Adjust for above change. Save a copy of
25839 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
25840 note are substituted in the second instruction.
25841 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
25842 ditch the note if it pertains to the second eliminated register
25843 and this register is mentioned in i2mod_old_rhs.
25846 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
25848 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
25849 the insn to which the note was originally attached.
25851 2007-01-21 Jan Hubicka <jh@suse.cz>
25853 * ipa-inline.c (inlining_mode): Comment, move up.
25854 (cgraph_decide_inlining_incrementally): Do not perform inlining
25855 itself; fix handling of flattening of self recursive functions.
25856 (cgraph_find_cycles): Remove.
25857 (cgraph_flatten_node): Remove.
25858 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
25859 (try_inline): New function.
25860 (cgraph_early_inlining): Update call of
25861 cgraph_decide_inlining_incrementally. Apply inlining here.
25862 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
25864 2007-01-21 Dirk Mueller <dmueller@suse.de>
25867 * tree-vrp.c (check_array_bounds): do not warn
25868 about ADDR_EXPR's of ARRAY_REF's which are immediately
25869 used in binary expressions.
25871 2007-01-21 Ira Rosen <irar@il.ibm.com>
25873 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
25874 read_write_dep and macros for its access.
25875 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
25876 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
25877 argument, call vect_check_interleaving for every independent pair of
25878 data-refs. Mark loads that access the same memory location as a store
25880 (vect_check_dependences): Remove.
25881 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
25882 call, fix the call to vect_analyze_data_ref_dependence.
25883 (vect_analyze_data_ref_access): For statements that access the same
25884 data-ref, check that they are not stores; for loads, check that there
25885 is no store that access the same location.
25887 2007-01-20 Roger Sayle <roger@eyesopen.com>
25888 Joseph Myers <joseph@codesourcery.com>
25890 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
25891 (-fdump-rtl-stack): Likewise.
25892 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
25893 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
25894 (-mpt-fixed): Use @minus{} for minus sign.
25895 (Using Precompiled Headers): Fix under/overfull hbox.
25897 2007-01-20 Jan Hubicka <jh@suse.cz>
25899 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
25900 place within annotation.
25902 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25904 * pa.c (output_move_double): Change array size of xoperands to 4.
25906 2007-01-20 Jan Hubicka <jh@suse.cz>
25908 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
25911 2007-01-19 Ian Lance Taylor <iant@google.com>
25913 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
25914 constant to unsigned HOST_WIDE_INT before negating.
25916 2007-01-19 Ian Lance Taylor <iant@google.com>
25918 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
25920 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
25921 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
25922 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
25923 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
25924 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
25925 (realloc_vdef, realloc_vuse): Change second parameter to
25927 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
25928 fields to unsigned.
25929 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
25930 unsigned. Change x and lim locals to unsigned.
25931 (realloc_vdef, realloc_vuse): Change num_elem parameter to
25933 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
25934 (copy_virtual_operands): Change i and n locals to unsigned.
25936 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25938 PR middle-end/29335
25939 * builtins.c (fold_builtin_1): Handle builtin fdim.
25941 2007-01-20 Jan Hubicka <jh@suse.cz>
25943 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
25944 * tree-ssa-structalias.c (compute_points_to_sets): Do call
25945 init_alias_heapvars.
25946 (init_alias_heapvars): Initialize only when not already initialized.
25947 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
25949 2007-01-19 Roger Sayle <roger@eyesopen.com>
25951 * common.opt (fsigned-zeros): New command line option.
25952 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
25953 of flag_unsafe_math_optimizations.
25954 * opts.c (set_fast_math_flags): The -ffast-math command line option
25955 implies -fno-signed-zeros.
25956 (fast_math_flags_set_p): Likewise.
25958 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
25959 the documentation of -ffast-math appropriately. Wrap long lines.
25961 2007-01-19 Steve Ellcey <sje@cup.hp.com>
25963 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
25964 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
25966 2007-01-19 Tomas Bily <tbily@suse.cz>
25968 * cgraphunit.c (cgraph_finalize_function): Updating of pid
25970 (tree_init_ic_make_global_vars): New function
25971 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
25972 (tree_gen_ic_profiler): New function
25973 (tree_gen_ic_func_profiler): New function
25974 (tree_profiling): Added calling of tree_gen_ic_func_profiler
25975 (tree_profile_hooks): Added hook for indirec/virtual calls
25976 * value-prof.c (tree_find_values_to_profile): New case for
25978 (tree_values_to_profile): Call for determining indirect/virtual
25980 (tree_indirect_call_to_profile): New function
25981 (tree_ic_transform): New function
25982 (tree_ic): New function
25983 (find_func_by_pid): New function
25984 (init_pid_map): New function
25985 (tree_value_profile_transformations): Added check for
25986 indirect/virtual call transformation
25987 * value-prof.h (enum hist_type): New counter type for
25988 indirect/virtual calls
25989 (profile_hooks): Added new hook for profiling indirect/virtual
25991 * profile.c (instrument_values): New case for indirect/virtual
25993 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
25994 (GCOV_COUNTER_V_INDIR): New counter type
25995 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
25996 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
25998 * cgraph.c: Definition of cgraph_max_pid
25999 (cgraph_create_node): Default init of pid attribute
26000 * cgraph.h: Declaration of cgraph_max_pid
26001 (struct cgraph_node): Added pid attribute
26002 * libgcov.c (__gcov_indirect_call_profiler): New function
26003 (__gcov_one_value_profiler_body): New function
26004 (__gcov_one_value_profiler): Body was moved to
26005 __gcov_one_value_profiler_body and calls it
26007 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
26009 * doc/gty.texi (Options): Document the mark_hook option to GTY.
26010 * gengtype.c (write_types_data, write_func_for_structure,
26011 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
26012 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
26013 (walk_type, write_func_for_structure): Generate the mark_hook if
26016 2007-01-19 Jan Hubicka <jh@suse.cz>
26018 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
26019 'early' argument take inlining mode argument specifying whether to
26020 inline for size/speeed or all functions; add support for flattening;
26022 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
26024 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26027 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
26028 the name of the declared identifier.
26030 2007-01-19 Dirk Mueller <dmueller@suse.de>
26032 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
26033 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
26034 duplicate evaluation.
26036 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
26038 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
26039 Macroize expander using X87MODEF12 mode macro. Extend operand 1
26040 to XFMode, use acosxf2 and truncate result to requested mode.
26041 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
26042 (asin<mode>2): Similarly, with asin expanders.
26043 (*fscalexf4_i387): Rename from *fscalexf4.
26044 (expNcorexf3): New expander.
26045 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
26046 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
26047 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
26048 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
26049 patterns for SSE math.
26050 (exp10<mode>2): Similarly, with exp10 expanders.
26051 (exp2<mode>2): Similarly, with exp2 expanders.
26052 (expm1<mode>2): Similarly, with expm1 expanders.
26053 (ldexp<mode>3): Similarly, with ldexp expanders.
26054 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
26055 Use gen_truncxf<mode>2_i387_noop to truncate result.
26057 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26059 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
26060 for ColdFire targets.
26062 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
26063 Richard Sandiford <richard@codesourcery.com>
26065 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
26066 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
26067 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
26068 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
26069 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
26070 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
26072 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26074 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
26075 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
26076 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
26077 (*adddi_dilshr32_cf): New pattern.
26078 (adddi3, subdi3): Remove first alternatives.
26080 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26082 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
26083 implemented using move.l, do not use its cc result for floating-point
26086 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26088 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
26089 from accepting 's' constraints if flag_pic.
26091 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26093 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
26094 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
26095 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
26096 condition from TARGET_68881 to TARGET_HARD_FLOAT.
26098 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
26100 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
26101 ColdFire alternatives.
26102 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
26103 * config/m68k/m68k.md (clzsi2): Define for ColdFire
26104 architectures that support ff1 instruction.
26106 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26107 Julian Brown <julian@codesourcery.com>
26109 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
26110 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
26111 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
26114 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26116 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
26118 (output_move_const_into_data_reg, output_move_simode_const): Delete.
26119 * config/m68k/m68k.c (const_method, const_int_cost): Take a
26120 HOST_WIDE_INT instead of an rtx.
26121 (m68k_rtx_costs): Update call accordingly.
26122 (output_move_const_into_data_reg): Likewise. Fix formatting.
26123 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
26125 (output_move_simode_const): Update calls after above changes.
26126 Rework to use automatic variables and predicates like MEM_P.
26127 * config/m68k/m68k.md (pushexthisi_const): Update call to
26130 2007-01-19 Dirk Mueller <dmueller@suse.de>
26132 * tree-ssa-alias.c (perform_var_substitution): Fix typo
26133 in dump_flags test.
26135 2007-01-19 Richard Guenther <rguenther@suse.de>
26137 * builtins.c (expand_builtin_cexpi): Fall back to expanding
26138 via cexp in case sincos is not available.
26140 2007-01-19 Richard Guenther <rguenther@suse.de>
26142 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
26143 * defaults.h (TARGET_HAS_SINCOS): Default to off.
26144 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
26145 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
26146 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
26147 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
26148 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
26149 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
26151 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
26153 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
26155 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
26156 (atan2xf3): Directly generate RTL pattern.
26157 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
26158 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
26159 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
26160 disable patterns for SSE math.
26161 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
26162 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
26163 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
26164 disable patterns for SSE math.
26166 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
26168 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
26170 2007-01-18 Roger Sayle <roger@eyesopen.com>
26172 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
26173 VIEW_CONVERT_EXPR to the same type as it's operand.
26175 2007-01-18 David Edelsohn <edelsohn@gnu.org>
26177 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
26178 configured for long double 128.
26180 2007-01-18 Mike Stump <mrs@apple.com>
26182 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
26185 2007-01-18 Michael Meissner <michael.meissner@amd.com>
26187 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
26190 2007-01-18 Jan Hubicka <jh@suse.cz>
26192 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
26193 greater than NUM_VOP_FREE_BUCKETS.
26195 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
26197 * tree-ssa-structalias.c: Update comments.
26198 (ptabitmap_obstack): Removed.
26199 (pta_obstack): New.
26200 (oldpta_obstack): Ditto.
26201 (stats): Add a few members.
26202 (struct variable_info): Remove node, complex, address_taken, and
26203 indirect_target members. Add oldsolution member.
26204 (new_var_info): Do not initialize removed members.
26205 (constraint_expr_type): Remove INCLUDES.
26206 (constraint_graph): Add size, implicit_preds, rep,
26207 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
26208 (FIRST_REF_NODE): New macro.
26209 (LAST_REF_NODE): Ditto.
26210 (FIRST_ADDR_NODE): Ditto.
26211 (find): New function.
26213 (dump_constraint): Do not handle INCLUDES.
26214 (insert_into_complex): Do not insert duplicate constraints.
26215 (condense_varmap_nodes): Renamed and rewritten into ...
26216 (merge_node_constraints): This. Also fix bug in handling of
26217 offseted copy constraints.
26218 (clear_edges_for_node): No longer need to deal with preds at all,
26219 or removing associated preds/succs.
26220 (merge_graph_nodes): Deal with indirect_cycles.
26221 Don't deal with predecessors.
26222 (add_implicit_graph_edge): New function.
26223 (add_pred_graph_edge): Ditto.
26224 (add_graph_edge): Don't deal with predecessors.
26225 (build_constraint_graph): Removed.
26226 (build_pred_graph): New function.
26227 (build_succ_graph): Ditto.
26228 (struct scc_info): Removed in_component. Added roots, dfs, and
26229 node_mapping. Remove visited_index, unification_queue.
26230 (scc_visit): Deal with union-find we do now.
26231 Deal with cycles with REF nodes.
26232 (collapse_nodes): Renamed and rewritten to ...
26233 (unify_nodes): This.
26234 (process_unification_queue): Removed.
26235 (topo_visit): Cleanup
26236 (do_da_constraint): Use find.
26237 (do_sd_constraint): Ditto.
26238 (do_ds_constraint): Ditto.
26239 (do_complex_constraint): Ditto.
26240 (init_scc_info): Update for removed and added members.
26241 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
26242 (find_indirect_cycles): This.
26243 (equivalence_class): New variable.
26244 (label_visit): New function.
26245 (perform_variable_substitution): Rewritten.
26246 (free_var_substitution_info): New function.
26247 (find_equivalent_node): Ditto.
26248 (move_complex_constraints): Ditto.
26249 (eliminate_indirect_cycles): Ditto.
26250 (solve_graph): Only propagate changed bits.
26251 Use indirect cycle elimination.
26253 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
26254 (tree_id_eq): Renamed to ...
26255 (tree_vi_eq): This. Update for member change
26256 (insert_id_for_tree): Renamed and rewritten to ...
26257 (insert_vi_for_tree): This.
26258 (lookup_id_for_tree): Renamed and rewritten to ...
26259 (lookup_vi_for_tree): This.
26260 (get_id_for_tree): Renamed and rewritten to ...
26261 (get_vi_for_tree): Ditto.
26262 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
26263 (process_constraint): Don't handle INCLUDES.
26264 Remove special ADDRESSOF case.
26265 (find_func_aliases): Rewrite to use vi functions instead of id
26267 (create_function_info_for): Ditto.
26268 (create_variable_info_for): Ditto.
26269 (intra_create_variable_infos): Ditto.
26270 (merge_smts_into): Ditto.
26271 (find_what_p_points_to): Ditto.
26272 (init_base_vars): Ditto.
26273 (init_alias_vars): Ditto.
26274 (remove_preds_and_fake_succs): New function.
26275 (dump_sa_points_to_info): Dump new stats.
26276 (dump_solution_for_var): Use find.
26277 (set_used_smts): Fix formatting.
26278 (compute_points_to_sets): Updated for new functions.
26279 (ipa_pta_execute): Ditto.
26281 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
26282 Richard Sandiford <richard@codesourcery.com>
26284 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
26286 * calls.c (expand_call): If the return value is a PARALLEL,
26287 extract its first member.
26288 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
26289 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
26290 use FUNCTION_EXTRA_EPILOGUE.
26291 (m68k_function_value): Return a PARALLEL if the return value
26292 is of a pointer type.
26293 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
26294 (FUNCTION_EXTRA_EPILOGUE): Remove.
26295 * config/m68k/m68k.md (D0_REG): New constant.
26297 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
26299 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
26300 output a NOP for empty epilogues.
26302 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26304 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
26305 before function. Extend register save check to include all
26306 registers, not just integer ones.
26308 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
26310 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
26311 (m68k_use_return_insn): ...this.
26312 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
26313 * config/m68k/m68k.c (use_return_insn): Rename to...
26314 (m68k_use_return_insn): ...this.
26315 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
26316 of USE_RETURN_INSN.
26318 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
26320 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
26321 nearest even, fix denormal rounding overflow.
26323 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26325 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
26326 f%$smove and f%$move.
26327 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
26328 (extendsfdf2_cf): Use fdmove instead of f%&move.
26329 (truncdfsf2_cf): Use fsmove instead of f%$smove.
26330 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
26332 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26334 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
26337 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26339 * real.h (real_format): Add a canonical_nan_lsbs_set field.
26340 (coldfire_single_format): Declare.
26341 (coldfire_double_format): Likewise.
26342 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
26343 of qnan_msb_set to determine the lower bits of a canonical
26345 (encode_ieee_double): Likewise.
26346 (encode_ieee_quad): Likewise.
26347 (ieee_single_format): Initialize canonical_nan_lsbs_set.
26348 (mips_single_format): Likewise.
26349 (ieee_double_format): Likewise.
26350 (mips_double_format): Likewise.
26351 (ieee_extended_motorola_format): Likewise.
26352 (ieee_extended_intel_96_format): Likewise.
26353 (ieee_extended_intel_128_format): Likewise.
26354 (ieee_extended_intel_96_round_53_format): Likewise.
26355 (ibm_extended_format): Likewise.
26356 (mips_extended_format): Likewise.
26357 (ieee_quad_format): Likewise.
26358 (mips_quad_format): Likewise.
26359 (vax_f_format): Likewise.
26360 (vax_d_format): Likewise.
26361 (vax_g_format): Likewise.
26362 (i370_single_format): Likewise.
26363 (i370_double_format): Likewise.
26364 (decimal_single_format): Likewise.
26365 (decimal_double_format): Likewise.
26366 (decimal_quad_format): Likewise.
26367 (c4x_single_format): Likewise.
26368 (c4x_extended_format): Likewise.
26369 (real_internal_format): Likewise.
26370 (coldfire_single_format): New real_format.
26371 (coldfire_double_format): Likewise.
26372 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
26373 canonical_nan_lsbs_set.
26374 (pdp11_d_format): Likewise.
26375 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
26376 if TARGET_COLDFIRE_CPU.
26378 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26380 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
26381 (output_call, m68k_legitimize_call_address): Declare.
26382 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
26383 parenthesees. Add support for a 'W' constraint.
26384 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
26385 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
26386 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
26387 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
26389 (override_options): Initialize them. Do not set flag_no_function_cse
26390 for TARGET_ID_SHARED_LIBRARY.
26391 (m68k_output_pic_call): Delete.
26392 (m68k_legitimize_call_address): New function.
26393 (print_operand): Remove the %o prefix. Handle the %p prefix.
26394 (output_call): New function.
26395 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
26396 target address from the GOT if symbolic jumps are not allowed.
26397 * config/m68k/m68k.md (call, general_operand): Do not set
26398 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
26399 Merge separate flag_pic and !flag_pic define_insns into...
26400 (*call, *call_value): ...these new patterns. Match the address
26401 rather than the containing MEM and require it to be a call_operand.
26402 Use output_call to generate the asm template.
26403 * config/m68k/predicates.md (const_call_operand): New predicate.
26404 (call_operand): Likewise.
26406 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
26408 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
26409 (STACK_GROWS_DOWNWARD): Define to 1.
26410 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
26411 comments, emphasizing that these values are only defaults.
26412 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
26413 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
26415 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26417 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
26419 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
26420 Richard Sandiford <richard@codesourcery.com>
26422 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
26423 (FP_REGNO_P): New macros.
26424 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
26425 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
26426 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
26427 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
26429 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
26431 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
26432 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
26434 * config/m68k/t-floatlib: New file, extracting common code from...
26435 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
26436 * config/m68k/t-uclinux: Here.
26437 * config/m68k/fpgnulib.c: Do not compile extendeed precision
26438 routines on ColdFire targets.
26440 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
26442 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
26443 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
26444 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
26445 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
26446 explicitly set MOTOROLA to 1.
26447 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
26449 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26450 Nathan Sidwell <nathan@codesourcery.com>
26452 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
26453 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
26454 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
26455 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
26456 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
26457 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
26458 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
26459 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
26460 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
26461 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
26462 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
26463 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
26464 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
26465 (DBX_REGISTER_NUMBER): Delete.
26466 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
26467 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
26468 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
26470 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26472 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
26473 * config/flat.h: New file.
26474 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
26475 OBJECT_FORMAT_FLAT.
26476 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
26477 indirect references for -msep-data or -mid-shared-library.
26478 Do not use PC-relative code addresses either.
26479 * config/m68k/m68k.c (override_options): Restrict -fPIC error
26481 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
26482 for shared libraries and crt1.o for executables. Use crti.o and
26484 (ENDFILE_SPEC): Use crtend.o and crtn.o.
26485 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
26486 Do not add -elf2flt or -shared-lib-id options here.
26487 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
26488 Pass -shared-lib-id if -mid-shared-library, taking the library
26489 identifier from -mshared-library-id if given, otherwise
26491 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
26492 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
26493 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
26494 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
26495 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
26496 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
26498 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
26499 jump sequence for ISA A and ISA A+.
26500 (PICJUMP): Likewise.
26502 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26504 * config.gcc (m68k-*-uclinux*): Base the port on the common
26505 and m68k GNU/Linux files rather than on the generic ELF ones.
26506 * config/m68k/uclinux.h (TARGET_VERSION): Override.
26507 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
26509 2007-01-18 Julian Brown <julian@codesourcery.com>
26510 Richard Sandiford <richard@codesourcery.com>
26512 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
26513 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
26514 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
26516 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
26517 80 unconditionally.
26518 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
26520 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26522 * doc/install.texi: Document m68k-uclinuxoldabi.
26523 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
26524 * config/m68k/uclinux-oldabi.h: New file, copied from
26525 config/m68k/uclinux.h.
26527 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
26529 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
26530 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
26531 (m32r_compute_frame_size): Use unsigned for regno.
26532 (m32r_reload_lr): Use gen_frame_mem.
26534 (m32r_output_function_epilogue): Don't output the function epilogue
26536 (m32r_expand_epilogue): New.
26537 (direct_return): Return false if the function has the interrupt
26539 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
26540 * config/m32r/m32r.md (epilogue): New expander.
26541 (return_lr, return_rte): New insns.
26542 (return): Make it expander.
26543 (return_normal): New expander.
26545 2007-01-18 Josh Conner <jconner@apple.com>
26548 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
26549 support for UNLE, UNLT, UNGE, and UNGT.
26551 2007-01-18 Jan Hubicka <jh@suse.cz>
26553 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
26554 * tree-tailcall (add_virtual_phis): Likewise.
26555 (optimize_tail_call): Return TODOs.
26556 (execute_tail_calls): Return TODOs.
26557 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
26558 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
26560 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
26561 Cleanup cfg using TODO.
26562 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
26563 * passes.c (execute_function_todo): When cleanup did something, remove
26565 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
26566 (make_edges): Don't cleanup_cfg.
26568 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
26570 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
26571 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
26572 operate on the top of stack.
26573 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
26574 register handling of instructions that output to the second
26576 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
26577 (move_for_stack_reg): Special-case check for dead destination
26578 stack slot for constant load of 1.0 inside UNSPEC_TAN.
26580 * config/i386/i386.md (UNSPEC_TAN): New constant.
26581 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
26582 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
26583 to correctly model move of constant 1.0 to top stack slot.
26584 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
26585 (unnamed peephole2 pattern): Remove corresponding peephole2
26586 pattern that optimizes tan insn and loading of constant 1.0.
26587 (tanxf2): Use fptanxf4_i387.
26588 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
26589 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
26590 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
26591 disable patterns for SSE math.
26592 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
26593 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
26595 2007-01-18 Dirk Mueller <dmueller@suse.de>
26596 Richard Guenther <rguenther@suse.de>
26599 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
26600 * common.opt (Warray-bounds): Add new warning option.
26601 * c-opts.c (c_common_handle_option): Define -Warray-bounds
26603 * Makefile.in: make tree-vrp.o depend on toplev.h
26604 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
26606 (check_array_refs, check_array_bounds, check_array_ref): New.
26608 2007-01-18 Jan Hubicka <jh@suse.cz>
26610 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
26611 (execute_ssa_ccp): Return flags conditionally.
26612 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
26614 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
26616 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
26618 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
26619 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
26621 * Makefile.c (GTFILES): Add cfglayout.h.
26622 * gengtype.c (open_base_files): Likewise.
26623 * cfglayout.c (cfg_layout_function_footer,
26624 cfg_layout_function_header) Reindent to make gengtype happy.
26625 * cfglayout.h (cfg_layout_function_footer,
26626 cfg_layout_function_header): Add GTY(()) marker.
26628 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
26630 2007-01-18 Ben Elliston <bje@au.ibm.com>
26632 * genautomata.c (write_automata): Include xstrerror output in the
26633 error message if writing the DFA description file fails.
26635 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
26637 * config/mips/mips-protos.h (mips_output_external): Make it
26639 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
26640 * config/mips/mips.c (irix_output_external_libcall): Likewise.
26641 (extern_list): Likewise.
26642 (extern_head): Likewise.
26643 (TARGET_ASM_FILE_END): Likewise.
26644 (mips_file_end): Likewise.
26645 (mips_output_external): Rewritten.
26647 2007-01-18 Ben Elliston <bje@au.ibm.com>
26649 * genpreds.c (write_insn_preds_c): Only write out the function
26650 body for regclass_for_constraint if we have register constraints.
26652 2007-01-17 Tom Tromey <tromey@redhat.com>
26654 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
26655 * doc/install.texi (Testing): Use sourceware.org.
26656 (Binaries): Likewise.
26657 (Specific): Likewise.
26658 * doc/contrib.texi (Contributors): Use sourceware.org.
26660 2007-01-17 Anatoly Sokolov <aesok@post.ru>
26662 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
26663 (AVR_ENHANCED): Rename to ...
26664 (AVR_HAVE_MUL): ... new.
26665 (avr_enhanced_p): Rename to ...
26666 (avr_have_mul_p): ... new.
26667 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
26668 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
26669 * config/avr/avr.c (avr_enhanced_p): Rename to ...
26670 (avr_have_mul_p): ... new.
26671 (base_arch_s): Rename 'enhanced' to 'have_mul'.
26672 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
26673 'avr_enhanced_p' and 'enhanced'.
26674 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
26675 AVR_HAVE_MUL instead of AVR_ENHANCED.
26676 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
26677 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
26678 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
26679 instead of AVR_ENHANCED.
26680 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
26681 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
26682 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
26684 2007-01-17 Ian Lance Taylor <iant@google.com>
26686 * vec.h (VEC_reserve_exact): Define.
26687 (vec_gc_p_reserve_exact): Declare.
26688 (vec_gc_o_reserve_exact): Declare.
26689 (vec_heap_p_reserve_exact): Declare.
26690 (vec_heap_o_reserve_exact): Declare.
26691 (VEC_OP (T,A,reserve_exact)): New static inline function, three
26693 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
26694 negative parameter.
26695 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
26696 (VEC_OP (T,A,copy)) [all versions]: Likewise.
26697 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
26698 * vec.c (calculate_allocation): Add exact parameter. Change all
26700 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
26701 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
26702 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
26703 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
26704 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
26705 (vec_heap_p_reserve_exact): New function.
26706 (vec_heap_o_reserve_exact): New function.
26708 2007-01-17 Jan Hubicka <jh@suse.cz>
26710 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
26712 2007-01-17 Eric Christopher <echristo@apple.com>
26714 * config.gcc: Support core2 processor.
26716 2007-01-16 Jan Hubicka <jh@suse.cz>
26718 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
26719 the names, just unlink the chain so we don't crash on dangling
26723 2007-01-16 Jan Hubicka <jh@suse.cz>
26725 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
26726 * tree-pass.h: Reorder to make IPA passes appear toegher.
26727 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
26729 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
26730 parameters, do not call early inliner.
26731 * ipa-inline.c: Update comments. Include tree-flow.h
26732 (cgraph_decide_inlining): Do not compute inlining parameters.
26733 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
26734 be called with function context set up.
26735 (pass_ipa_inline): Remove unreachable functions before pass.
26736 (cgraph_early_inlining): Simplify assuming to be called from the
26738 (pass_early_inline): New pass.
26739 (cgraph_gate_ipa_early_inlining): New gate.
26740 (pass_ipa_early_inline): Turn into simple wrapper.
26741 (compute_inline_parameters): New function.
26742 (gate_inline_passes): New gate.
26743 (pass_inline_parameters): New pass.
26744 (apply_inline): Move here from tree-optimize.c
26745 (pass_apply_inline): New pass.
26746 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
26748 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
26749 doing them by hand.
26750 (tree_function_versioning): Do not allocate dummy struct function.
26751 * tree-inline.h (optimize_inline_calls): Update prototype.
26752 * tree-optimize.c (execute_fixup_cfg): Export.
26753 (pass_fixup_cfg): Remove
26754 (tree_rest_of_compilation): Do not apply inlines.
26755 * tree-flow.h (execute_fixup_cfg): Declare.
26756 * Makefile.in (gt-passes.c): New.
26757 * passes.c: Include gt-passes.h
26758 (init_optimization_passes): New passes.
26759 (nnodes, order): New static vars.
26760 (do_per_function_toporder): New function.
26761 (execute_one_pass): Dump current pass here.
26762 (execute_ipa_pass_list): Don't dump current pass here.
26764 2007-01-16 Janis Johnson <janis187@us.ibm.com>
26766 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
26767 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
26769 2007-01-16 David Edelsohn <edelsohn@gnu.org>
26771 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
26772 (strong_alias): Define.
26773 (__gcc_qmul): Provide non-FMA for soft-float.
26774 (__gcc_qdiv): Same.
26779 (__gcc_qunord): New.
26789 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
26790 soft-float functions.
26791 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
26792 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
26793 about long double soft float.
26795 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
26796 Tehila Meyzels <tehila@il.ibm.com>
26798 * tree-vectorizer.h (is_pattern_stmt_p): New.
26799 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
26800 formatting (tabs instead of spaces). Cleanup and clarify setting
26801 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
26802 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
26803 (vectorizable_type_demotion): Check that types are integral.
26804 (vectorizable_type_promotion): Likewise.
26805 (vectorizable_store): Fix typo. Eliminate new-line at end of
26808 2007-01-16 Jan Hubicka <jh@suse.cz>
26810 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
26813 2007-01-15 Eric Christopher <echristo@apple.com>
26815 * ifcvt.c: Include vec.h, vecprim.h.
26816 (check_cond_move_block): New argument regs.
26817 Reorganize. Add registers used to regs.
26818 (cond_move_process_if_block): Use regs set above as
26821 2007-01-15 Eric Christopher <echristo@apple.com>
26823 * config/darwin.h: Update copyright.
26824 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
26825 (LINK_COMMAND_SPEC): Add -u.
26826 (LINK_SPEC): Fix umbrella for above.
26828 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
26830 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
26833 2007-01-15 Tom Tromey <tromey@redhat.com>
26835 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
26836 * doc/install.texi (Testing): Don't mention jacks.
26837 (Configuration): Document --enable-java-maintainer-mode. Move
26838 --with-java-home to libgcj-specific section. Document
26840 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
26842 2007-01-15 Jan Hubicka <jh@suse.cz>
26844 * tree-ssa-dce.c (DCE_TODOs): New.
26845 (propagate_necessity): Return if something changed.
26846 (eliminate_unnecessary_stmts): Likewise.
26847 (perform_tree_ssa_dce): Return TODO flags when needed.
26848 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
26850 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
26852 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
26853 (fyl2x_extend<mode>xf3_i387): New insn pattern.
26854 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
26855 patterns using X87MODEF12 mode macro. Extend operand 1
26856 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
26857 (log10<mode>2): Ditto.
26858 (log2<mode>2): Ditto.
26859 (log1p<mode>2): Ditto.
26860 (logb<mode>2): Ditto.
26861 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
26862 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
26863 (*fxtractxf3_i387): Rename from *fxtractxf3.
26864 (fxtract_extend<mode>xf3_i387): New insn pattern.
26865 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
26866 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
26867 and gen_fyl2xxf3_i387().
26869 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
26871 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
26872 * cfgloopmanip.c (fix_loop_placement): Made static. Use
26873 get_loop_exit_edges. Changed return type to bool.
26874 * cfgloop.h (fix_loop_placement): Declaration removed.
26876 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
26878 * param.h (MIN_VECT_LOOP_BOUND): New.
26879 * params.def (MIN_VECT_LOOP_BOUND): New.
26880 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
26881 argument - minimum threshold for number of iterations.
26882 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
26883 argument to declaration.
26884 * tree-vect-analyze.c (vect_analyze_operations): Check value of
26885 MIN_VECT_LOOP_BOUND.
26886 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
26887 slpeel_tree_peel_loop_to_edge with additional argument.
26888 (vect_do_peeling_for_alignment): Likewise.
26889 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
26891 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
26894 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
26895 operands of size 1.
26897 2007-01-14 Jan Hubicka <jh@suse.cz>
26899 * tree-dfa.c (remove_referenced_var): New function.
26900 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
26901 prune referenced vars list too.
26902 * tree-flow.h (remove_referenced_var): Declare.
26904 2007-01-14 Jan Hubicka <jh@suse.cz>
26906 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
26908 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
26909 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
26910 * except.h (verify_eh_throw_table_statements): Kill prototype.
26911 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
26912 into call exrepssions.
26913 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
26915 * tree-cfg.c: Include pointer-set.h.
26916 (verify_node_sharing): Work on pointer set.
26917 (verify_eh_throw_stmt_node): New.
26918 (verify_stmts): Use pointers sets, verify throw_stmt.
26920 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
26922 * ipa-reference.c (analyze_function): Consider also addresses taken
26925 2007-01-12 Roger Sayle <roger@eyesopen.com>
26927 * c-typeck.c (null_pointer_constant_p): Replace use of
26928 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
26929 (build_c_cast): Likewise.
26931 2007-01-12 Roger Sayle <roger@eyesopen.com>
26933 * tree.h (force_fit_type_double): Remove unused final argument.
26934 * c-common.c (constant_expression_warning): Replace use of
26935 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
26936 (convert_and_check): Likewise.
26937 (shorten_compare): Update call to force_fit_type_double.
26938 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
26939 * convert.c (convert_to_pointer): Update call to
26940 force_fit_type_double.
26941 * fold-const.c (force_fit_type_double): Remove overflowed_const
26943 (int_const_binop, fold_convert_const_int_from_int,
26944 fold_convert_const_int_from_real, fold_div_compare,
26945 fold_sign_changed_comparison, fold_unary, fold_negate_const,
26946 fold_abs_const, fold_not_const): Remove the final argument from
26947 calls to force_fit_type_double.
26949 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
26951 * configure.ac: Set insn to "nop" for spu-*-* also.
26952 * configure: Regenerate.
26954 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
26956 * builtins.def : Add BUILT_IN_FREE.
26958 2007-01-12 Jan Hubicka <jh@suse.cz>
26960 PR tree-optimization/30443
26961 * tree-inline.c (tree_function_versioning): Do not optimize when
26962 cloning for inlining.
26964 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
26966 * doc/loop.texi: Document recording of loop exits.
26967 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
26968 (update_single_exits_after_duplication,
26969 update_single_exit_for_duplicated_loop,
26970 update_single_exit_for_duplicated_loops): Removed.
26971 (duplicate_loop_to_header_edge): Do not call
26972 update_single_exits_after_duplication and
26973 update_single_exit_for_duplicated_loops.
26974 (loop_version): Do not update single_exit information.
26975 (fix_loop_structure): Use record_loop_exits instead of
26976 mark_single_exit_loops.
26977 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
26978 the lists of loop exits.
26979 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
26980 split_edge, merge_blocks): Update the lists of loop exits.
26981 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
26982 loop_optimizer_init.
26983 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
26984 of mark_single_exit_loops.
26985 (loop_optimizer_finalize): Call release_recorded_exits.
26986 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
26987 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
26988 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
26989 update single exit information.
26990 * lambda-code.c (perfect_nestify): Ditto.
26991 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
26992 (mark_single_exit_loops): Removed.
26993 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
26994 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
26995 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
26997 (get_loop_exit_edges, single_exit): Use recorded exit lists.
26998 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
26999 (verify_loop_structure): Verify consistency of the exit lists.
27000 (flow_loops_find): Use alloc_loop. Initialize exits hash.
27001 (set_single_exit): Removed.
27002 * cfgloop.h (struct loop_exit): New function.
27003 (struct loop): single_exit_ field replaced by exits field.
27004 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
27005 LOOPS_HAVE_RECORDED_EXITS.
27006 (struct loops): Added exits hash.
27007 (mark_single_exit_loops, set_single_exit): Declaration removed.
27008 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
27010 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27012 * doc/invoke.texi: Avoid use of @headitem.
27014 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27016 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
27018 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27020 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
27023 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
27024 Richard Sandiford <richard@codesourcery.com>
27026 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
27027 * config/m68k/m68k.opt: Resort options.
27028 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
27030 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
27031 Richard Sandiford <richard@codesourcery.com>
27033 * doc/invoke.texi: Document the macros that are defined by
27034 m68k's -mtune and -mhard-float options.
27035 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
27036 (m68k_cpp_cpu_family): Likewise.
27037 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
27038 of __ucfv*__ macros. Define __mcffpu__ if generating code for
27039 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
27040 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
27041 (m68k_cpp_cpu_family): Likewise.
27043 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27045 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
27046 macros besides mc68000 as tuning macros. Use a switch statement
27047 to set them and mcpu32.
27049 2007-01-12 Julian Brown <julian@codesourcery.com>
27051 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
27052 (TARGET_68040_ONLY): Rename to...
27053 (TARGET_68040): ...this.
27054 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
27055 * config/m68k/m68k.md: Likewise.
27057 2007-01-12 Julian Brown <julian@codesourcery.com>
27058 Nathan Sidwell <nathan@codesourcery.com>
27059 Richard Sandiford <richard@codesourcery.com>
27061 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
27062 the -mcpu= argument associated with the --with-cpu setting.
27063 Define M68K_DEFAULT_TUNE to the default -mtune= option,
27064 if different from the one implied by the -mcpu setting.
27065 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
27066 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
27067 * doc/invoke.texi: Mention ColdFire in the introduction to the
27068 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
27069 -mno-div and -mhard-float options. Make -m68881 a synonym for
27070 -mhard-float. Document the previously-undocumented -m5206e,
27071 -m528x, -m5307 and -m5407 options. Tweak the existing option
27072 documentation for consistency.
27073 * doc/install.texi: Mention new --with-cpu arguments.
27074 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
27075 default CPU if neither -mcpu nor -march are specified.
27076 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
27077 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
27078 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
27079 using m68k_tune to decide between families that implement the
27080 same ISA. Use m68k_tune to set __mcfv4e__.
27081 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
27082 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
27083 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
27084 (FL_ISA_C, FL_ISA_MMU): New macros.
27085 (MASK_COLDFIRE): Delete.
27086 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
27087 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
27088 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
27089 (TARGET_HARD_FLOAT): Do not define here.
27090 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
27091 (TUNE_68000): New macro.
27092 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
27093 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
27094 (TUNE_CFV2): Redefine in terms of m68k_tune.
27095 (uarch_type, target_device, fpu_type): New enums.
27096 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
27097 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
27098 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
27099 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
27100 (FL_FOR_isa_c): New macros.
27101 (m68k_isa): New enum.
27102 (m68k_target_selection): New structure.
27103 (all_devices, all_isas, all_microarchs): New tables.
27104 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
27105 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
27106 (MASK_ALL_CPU_BITS): Delete.
27107 (m68k_find_selection): New function.
27108 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
27109 Map the legacy target options to a combination of the new ones.
27110 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
27111 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
27112 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
27114 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
27115 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
27117 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
27118 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
27119 * config/m68k/m68k-devices.def: New file.
27121 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27122 Nathan Sidwell <nathan@codesourcery.com>
27124 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
27125 (SUBTARGET_EXTRA_SPECS): New macros.
27126 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
27127 use %(asm_cpu_spec) instead.
27128 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
27129 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
27130 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
27131 (EXTRA_SPECS): Rename to...
27132 (SUBTARGET_EXTRA_SPECS): ...this.
27134 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
27135 Richard Sandiford <richard@codesourcery.com>
27136 Julian Brown <julian@codesourcery.com>
27138 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
27139 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
27140 to the configuration's default CPU.
27141 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
27142 Remove default masks.
27143 (m680[012]0-*-*): Set the default with_cpu to the first part of
27145 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
27146 (m68k*-*-linux): Extend the --with-cpu handling to...
27147 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
27148 and m68010. Don't set target_cpu_default2.
27149 * doc/install.texi: Document --with-cpu for m68k.
27150 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
27151 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
27152 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
27153 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
27154 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
27155 (ASM_SPEC): Remove use of %(asm_cpu_default).
27156 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
27157 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
27158 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
27159 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
27160 __HAVE_FPU__ if TARGET_HARD_FLOAT.
27161 (TARGET_DEFAULT): Delete.
27162 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
27163 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
27164 (CPP_CPU_SPEC): Delete.
27165 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
27166 the appropriate string.
27167 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
27168 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
27169 (ASM_SPEC): Don't use %(asm_default_spec).
27170 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
27171 TARGET_DEFAULT and add MASK_68881.
27172 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
27174 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27176 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
27177 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
27178 MASK_68010 alongside MASK_68020.
27179 * doc/invoke.texi: Document -m68010.
27180 * config/m68k/m68k.opt (m68010): New.
27181 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
27183 (TUNE_68010): New macro.
27184 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
27185 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
27186 (M68K_CPU_m68332): Add MASK_68010.
27187 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
27188 fallback definition.
27189 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
27191 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
27192 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
27193 to all entries that use MASK_68020.
27194 (output_move_simode_const, output_move_himode, output_move_qimode)
27195 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
27196 instead of TARGET_68020 to select clr behavior. Remove comment
27197 about there being no TARGET_68010.
27198 * config/m68k/m68k.md: Likewise throughout.
27200 2007-01-12 Julian Brown <julian@codesourcery.com>
27202 * config/m68k/m68k.h (TARGET_ISAB): New macro.
27203 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
27204 * config/m68k/m68k.md: Likewise.
27206 2007-01-12 Julian Brown <julian@codesourcery.com>
27208 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
27209 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
27211 2007-01-12 Julian Brown <julian@codesourcery.com>
27213 * config/m68k/m68k.h (TUNE_68040_60): New macro.
27214 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
27215 * config/m68k/m68k.md: Likewise.
27217 2007-01-12 Julian Brown <julian@codesourcery.com>
27218 Richard Sandiford <richard@codesourcery.com>
27220 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
27221 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
27222 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
27224 (TARGET_CPU32): Rename to...
27225 (TUNE_CPU32): ...this.
27226 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
27227 (TUNE_CFV2): New macros.
27228 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
27229 remove conditions that are implied by TARGET_68020.
27230 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
27231 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
27232 (m68k_output_function_epilogue): Likewise.
27233 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
27234 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
27235 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
27236 non-68000 timings. Refactor multiplication and division costs.
27237 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
27238 TUNE_CPU32 instead of TARGET_CPU32.
27239 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
27240 and TUNE_68060 instead of TARGET_68060.
27241 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
27242 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
27244 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
27245 && !TARGET_COLDFIRE" to choose between moveq and clr.
27246 Likewise in the unnamed movsf pattern.
27247 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
27248 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
27251 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27253 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
27254 of tabbing before backslashes.
27256 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27258 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
27259 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
27260 (ASM_OUTPUT_INTERNAL_LABEL): Define.
27262 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
27264 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
27265 find_interesting_uses_cond.
27266 (find_interesting_uses_cond): Use extract_cond_operands.
27267 (rewrite_use_compare): Use extract_cond_operands and
27268 force_gimple_operand_bsi. Do not call update_stmt.
27269 (determine_use_iv_cost_condition): Use extract_cond_operands.
27270 Return cheaper of using original bound and changing the exit bound.
27272 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
27274 PR tree-optimization/29516
27275 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
27276 most_expensive_mult_to_index, addr_to_parts,
27277 create_mem_ref, maybe_fold_tmr): Make the type of
27278 fields of TARGET_MEM_REF sizetype.
27279 (move_fixed_address_to_symbol, move_pointer_to_base):
27281 * tree.def (TARGET_MEM_REF): Add comment on types of
27284 2007-01-11 Joseph Myers <joseph@codesourcery.com>
27286 * c-common.c (vector_types_convertible_p): Treat opaque types as
27287 always convertible if they have the same size, but not otherwise.
27289 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
27291 * ifcvt.c (struct noce_if_info): Add comments to the fields.
27292 Remove the b_unconditional field.
27293 (noce_try_sign_mask): Do not look at b_unconditional.
27294 (noce_process_if_block): Do not use merge_if_blocks. Update
27295 the CFG here. Do not set b_unconditional.
27296 (cond_move_process_if_block): Likewise.
27297 (find_cond_trap): Likewise.
27298 (check_cond_move_block): Require simple jump insns at the end
27299 of the basic block.
27301 2007-01-11 Jan Hubicka <jh@suse.cz>
27303 PR tree-optimization/1046
27304 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
27305 when alias info is not ready.
27306 (pass_tail_recursion): Do not require aliasing.
27307 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
27308 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
27309 * tree-ssa-copy.c (pass_copy_prop): Likewise.
27310 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
27311 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
27312 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
27313 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
27315 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
27316 When aliasing is not build, mark statement as volatile.
27318 2007-01-11 Tom Tromey <tromey@redhat.com>
27320 PR preprocessor/15185, PR preprocessor/20989:
27321 * doc/cppopts.texi <-MT>: Update description of algorithm for
27322 computing default target.
27323 <-M, -MD>: Reword "basename" text.
27325 2007-01-11 Roger Sayle <roger@eyesopen.com>
27327 * builtins.c (expand_builtin_pow, expand_builtin_powi,
27328 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
27329 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
27330 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
27331 fold_builtin_bswap, real_constp, fold_builtin_pow,
27332 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
27333 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
27334 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
27335 * convert.c (convert_to_pointer): Likewise.
27336 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
27337 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
27338 const_binop, fold_convert_const_int_from_int,
27339 fold_convert_const_int_from_real,
27340 fold_convert_const_real_from_real, sign_bit_p,
27341 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
27342 fold_sign_changed_comparison, fold_unary, fold_comparison,
27343 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
27344 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
27345 * print-tree.c (print_node_brief, print_node): Likewise.
27346 * stor-layout.c (place_field, layout_type): Likewise.
27347 * tree-chrec.c (keep_cast): Likewise.
27348 * tree.c (build_vector, build_real, build_real_from_int_cst,
27349 build_complex): Likewise.
27351 2007-01-11 Roger Sayle <roger@eyesopen.com>
27353 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
27354 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
27356 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
27358 * configure.ac (strict1_warn): Rename to strict_warn.
27359 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
27360 cc_set_by_configure, quoted_cc_set_by_configure,
27361 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
27362 all_boot_languages, all_stagestuff): Remove.
27363 (target_list): Remove bootstrap targets.
27364 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
27365 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
27366 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
27367 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
27368 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
27369 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
27370 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
27371 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
27372 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
27373 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
27374 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
27375 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
27376 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
27377 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
27378 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
27379 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
27380 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
27381 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
27382 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
27383 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
27384 (mostlyclean): Adjust.
27385 (clean, distclean): Don't mention bootstrap stuff.
27386 * configure: Regenerate.
27387 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
27388 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
27389 treelang/config-lang.in (stagestuff): Remove.
27390 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
27391 stageprofile, stagefeedback, stagestuff): Remove mention.
27393 2007-01-11 Nick Clifton <nickc@redhat.com>
27395 * config/mcore/predicates.md (mcore_general_movesrc_operand):
27397 (mcore_general_movdst_operand): Do not accept CONST_INTs.
27398 (mcore_arith_K_S_operand): Run the test for the S constraint not
27399 the test for the M constraint.
27400 (mcore_addsub_operand): Do not accept integer values that are
27401 larger than 32 bits.
27402 * config/mcore/mcore.md: Remove unused constraints from split.
27403 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
27404 (addsi3): Likewise.
27405 (allocate_stack): Likewise.
27406 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
27407 operands to 32 bits.
27408 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
27410 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
27411 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
27412 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
27413 mcore_output_bclri, mcore_output_andn, output_inline_const,
27414 mcore_output_move, mcore_output_movedouble): Likewise.
27415 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
27416 (output_inline_const): Likewise.
27417 (output_inline_const): Fix format strings used in sprintf
27419 * config/mcore/mcore-protos.h: Update prototypes for changed
27420 functions in mcore.c.
27421 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
27422 HOST_WIDE_INT and not int.
27423 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
27424 CONST_OK_FOR_N): Likewise.
27425 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
27426 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
27429 2007-01-10 Jan Hubicka <jh@suse.cz>
27431 * tree-vrp.c (remove_range_assertions): Release defs.
27432 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
27433 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
27435 2007-01-10 Paul Brook <paul@codesourcery.com>
27437 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
27438 * config/arm/arm.md (mulsi3subsi): New insn.
27440 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
27442 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
27443 (tree_transform_and_unroll_loop): New.
27444 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
27447 2007-01-10 Robert Kennedy <jimbob@google.com>
27449 * fold-const.c (fold_comparison): Fold comparisons like (x *
27450 1000 < 0) to (x < 0).
27452 2007-01-10 Ian Lance Taylor <iant@google.com>
27454 * tree-pretty-print.c (dump_generic_node): Print parentheses when
27455 operands have the same priority.
27457 2007-01-10 Tom Tromey <tromey@redhat.com>
27459 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
27460 (fold_binary): Likewise.
27461 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
27462 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
27463 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
27464 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
27465 * langhooks.h (struct lang_hooks): Removed field
27466 'can_use_bit_fields_p'.
27468 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
27470 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
27472 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
27474 * function.c (get_last_funcdef_no): New function.
27475 * function.h (get_last_funcdef_no): Declare.
27476 * tree-inline.c (initialize_cfun): Add initialization.
27477 (tree_function_versioning): Cleanup.
27479 2007-01-10 Jan Hubicka <jh@suse.cz>
27481 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
27484 2007-01-10 Sa Liu <saliu@de.ibm.com>
27485 Ben Elliston <bje@au.ibm.com>
27487 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
27488 for SAVE_NONLOCAL and Pmode for any other save level.
27489 * spu-protos.h (spu_restore_stack_block): Declare.
27490 * spu.md (save_stack_block): Remove.
27491 (restore_stack_block): Call spu_restore_stack_block.
27492 * spu.c (spu_restore_stack_block): New function.
27493 (spu_expand_epilogue): Remove old comment.
27495 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
27497 PR tree-optimization/30322
27498 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
27499 (cand_value_at): Return the value as aff_tree.
27500 (may_eliminate_iv): Convert the bound from aff_tree to tree.
27501 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
27502 aff_combination_mult): New functions.
27503 (aff_combination_add): Use aff_combination_add_cst.
27504 (aff_combination_convert): Allow conversions to a wider type.
27505 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
27506 * tree-affine.h (aff_combination_mult): Declare.
27508 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
27510 * doc/tm.texi: Update documentation to reflect reality of exec
27511 and start file search behaviours. Update copyright year.
27512 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
27513 header file directories.
27515 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
27517 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
27518 (*cosxf2): Rename to cosxf2_i387.
27519 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
27520 using X87MODEF12 mode macro. Rename patterns to
27521 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
27523 (*cosdf2, *cossf2): Ditto.
27524 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
27525 to match extended input operands.
27526 (sincos<mode>3): New expander.
27527 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
27528 insn patterns and corresponding splitters.
27530 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
27532 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
27533 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
27535 2007-01-09 Nicolas Pitre <nico@cam.org>
27538 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
27540 2007-01-08 Geoffrey Keating <geoffk@apple.com>
27542 * target.h (struct gcc_target): New field library_rtti_comdat.
27543 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
27544 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
27545 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
27546 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
27548 2007-01-08 Geoffrey Keating <geoffk@apple.com>
27550 * doc/invoke.texi (Optimize Options): Correct description of -O0.
27552 2007-01-08 Richard Guenther <rguenther@suse.de>
27554 * tree.h (force_fit_type_double): Export.
27555 (force_fit_type): Remove.
27556 * fold-const.c (force_fit_type_double): New function.
27557 (force_fit_type): Remove.
27558 (int_const_binop): Use it.
27559 (fold_convert_const_int_from_int): Likewise.
27560 (fold_convert_const_int_from_real): Likewise.
27561 (fold_div_compare): Likewise.
27562 (fold_sign_changed_comparison): Likewise.
27563 (fold_unary): Likewise.
27564 (fold_negate_const): Likewise.
27565 (fold_abs_const): Likewise.
27566 (fold_not_const): Likewise.
27567 * c-common.c (shorten_compare): Use force_fit_type_double.
27568 * convert.c (convert_to_pointer): Likewise.
27570 2007-01-08 Richard Guenther <rguenther@suse.de>
27572 * tree.h (build_int_cst_wide_type): Export.
27573 * tree.c (build_int_cst_wide_type): New function.
27574 (build_int_cst_wide): Fix comment.
27575 * builtins.c (fold_builtin_object_size): Use build_int_cst
27576 to build -1 or 0 of the correct type. Use fit_double_type
27577 to check for overflow.
27578 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
27580 (decode_field_reference): Likewise.
27581 (all_ones_mask_p): Likewise.
27582 (native_interpret_int): Use build_int_cst_wide_type.
27583 (fold_binary): Use build_int_cst_type to build an all-ones
27585 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
27587 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
27589 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
27591 2007-01-09 Ben Elliston <bje@au.ibm.com>
27593 * genautomata.c (STATS_OPTION): New option.
27594 (stats_flag): New flag.
27595 (gen_automata_option): Handle it.
27596 (initiate_automaton_gen): Ditto.
27597 (write_automata): Output statistics only if stats_flag is
27598 set. Likewise, output time statistics only if time_flag is set.
27599 * doc/md.texi (Processor pipeline description): Document new flag.
27601 2007-01-08 Richard Guenther <rguenther@suse.de>
27603 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
27604 * tree.c (build_int_cst_type): Likewise.
27605 (size_in_bytes): Don't call force_fit_type on the result.
27606 (int_fits_type_p): Use fit_double_type.
27607 * fold-const.c (fit_double_type): New function.
27608 (force_fit_type): Use it.
27609 * tree.h (fit_double_type): Export.
27611 2007-01-08 Jan Hubicka <jh@suse.cz>
27613 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
27614 * ipa.c (function_and_variable_visibility): Fix return type.
27616 2007-01-08 Richard Guenther <rguenther@suse.de>
27618 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
27619 of offset to build the index.
27620 * tree-pretty-print.c (dump_generic_node): Don't build negated
27621 const just for printing.
27622 * c-pretty-print.c (pp_c_integer_constant): Likewise.
27623 * builtins.c (fold_builtin_int_roundingfn): Check if result
27624 fits the type by using force_fit_type and comparing the result.
27625 * predict.c (predict_loops): Use compare_tree_int for comparison.
27626 * tree.c (build_int_cst): Fall back to integer_type_node for
27628 (build_int_cst_wide): Assert type is non-null.
27630 2007-01-08 Roberto Costa <roberto.costa@st.com>
27632 * tree-vrp.c (extract_range_from_cond_expr): New.
27633 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
27634 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
27636 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
27637 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
27638 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
27639 used as expressions.
27640 * tree-object-size.c (cond_expr_object_size): New.
27641 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
27643 2007-01-08 Jan Hubicka <jh@suse.cz>
27645 * tree-ssa-forwprop.c (forward_propagate_into_cond,
27646 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
27649 2007-01-08 Richard Guenther <rguenther@suse.de>
27651 PR tree-optimization/23603
27652 * tree-vrp.c (set_value_range_to_truthvalue): New function.
27653 (extract_range_from_binary): Fall back to truthvalue instead of
27654 varying for TRUTH_*_EXPR.
27655 (extract_range_from_comparison): Fall back to truthvalue instead of
27657 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
27658 if all visited PHI values were constant.
27660 2007-01-08 Jan Hubicka <jh@suse.cz>
27662 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
27663 (cgraph_analyze_function): break out from ...
27664 (cgraph_finalize_compilation_unit): ... here.
27665 (cgraph_expand_function): Remove forgoten commented out line.
27666 (cgraph_optimize): Analyze functions.
27668 2007-01-08 Jan Hubicka <jh@suse.cz>
27670 * tree-pas.h (TODO_remove_function): New flag.
27671 (TODO_update*): Renumber.
27672 (pass_ipa_increase_alignment,
27673 pass_ipa_function_and_variable_visibility): New passes.
27674 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
27675 (cgraph_function_and_variable_visibility): Move to ipa.c
27676 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
27677 cgraph_increase_alignment.
27678 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
27679 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
27680 calling tree-inline.
27681 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
27682 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
27683 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
27684 (gate_increase_alignment): New function.
27685 (pass_ipa_increase_alignment): New pass.
27686 * ipa.c: Inline tree-pass.h and timevar.h
27687 (function_and_variable_visibility): Move here from cgraphunit.c
27688 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
27689 * passes.c (init_optimization_passes): Add the two new passes.
27690 (execute_todo): Handle cgraph_remove_functions.
27692 2007-01-08 Nick Clifton <nickc@redhat.com>
27694 * config/frv/predicates.md (reg_or_0_operand): Accept
27697 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
27699 * config/bfin/rtems.h, config/bfin/t-rtems: New.
27700 * config.gcc: Add bfin*-rtems*.
27702 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
27704 * c.opt: Add -flax-vector-conversions.
27705 * c-typeck.c (convert_for_assignment): Pass flag to
27706 vector_types_convertible_p to allow emission of note.
27707 (digest_init): Likewise.
27708 * c-opts.c: Handle -flax-vector-conversions.
27709 * c-common.c (flag_lax_vector_conversions): New.
27710 (vector_types_convertible_p): Unless -flax-vector conversions
27711 has been passed, disallow conversions between vectors with
27712 differing numbers of subparts and/or element types. If such
27713 a conversion is disallowed, possibly emit a note on the first
27714 occasion only to inform the user of -flax-vector-conversions.
27715 The new last argument specifies this.
27716 * c-common.h (flag_lax_vector_conversions): New.
27717 (vector_types_convertible_p): Add extra argument.
27718 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
27719 char_type_node for V*QI type vectors.
27720 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
27721 Update to satisfy new typechecking rules.
27722 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
27723 C and C++ variants.
27724 * doc/invoke.texi (C Dialect Options): Document
27725 -flax-vector-conversions.
27727 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
27729 PR tree-optimization/29877
27730 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
27731 a register variable on the RHS to not be replaceable.
27733 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
27734 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
27735 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
27736 const_simm15, const_pow2, const_npow2): Added.
27737 * config/score/misc.md (insv, extv, extzv, movmemsi,
27738 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
27739 * config/score/score.c (score_address_cost, score_select_cc_mode):
27741 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
27742 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
27743 Update score_print_operand.
27744 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
27745 Adjust register allocate order and update some macro define.
27746 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
27747 mdx_block_move_straight, mdx_block_move_loop_head,
27748 mdx_block_move_loop_body, mdx_block_move_loop_foot,
27749 mdx_block_move_loop, mdx_block_move): Added.
27750 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
27751 mdp_limm): Updated and fix some bug and typo.
27752 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
27753 (movsf, movdf, doloop_end): Added.
27755 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
27757 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
27758 config/arm/thumb2.md: Fix comment typos.
27759 * doc/extend.texi: Fix a typo.
27761 2007-01-07 Eric Christopher <echristo@apple.com>
27763 * configure.ac: Check for __stack_chk_fail for darwin.
27764 * configure: Regenerate.
27766 2007-01-07 Richard Guenther <rguenther@suse.de>
27768 * tree-vrp.c (extract_range_from_assert): CSE calls to
27769 compare_values where possible.
27770 (extract_range_from_unary_expr): Likewise.
27772 2007-01-07 Anatoly Sokolov <aesok@post.ru>
27774 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
27775 * config/avr/avr.c (call_insn_operand): Delete function.
27776 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
27777 instead of register number. Use predicates.
27778 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
27779 call_insn_operand): Add.
27781 2007-01-06 Jan Hubicka <jh@suse.cz>
27783 * tree-pass.h (pass_build_cgraph_edges): Declare.
27784 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
27785 (visited_nodes): Remove.
27786 (cgraph_create_edges): Move to cgraphbuild.c; rename to
27787 build_cgrpah_edges; make visited_nodes local.
27788 (cgraph_process_new_functions): DO not call initialize_inline_failed.
27789 (record_references_in_initializer): Move to cgraphbuild.c
27790 (initialize_inline_failed, rebuild_cgraph_edges,
27791 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
27792 (verify_cgraph_node): Make visited_nodes local.
27793 (cgraph_analyze_function): Do not call cgraph_create_edges and
27794 initialize_inline_failed.
27795 (cgraph_expand_function): Do not call cgraph_lower_function;
27796 assert that function is already lowered.
27797 * Makefile.in (cgraphbuild.o): New.
27798 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
27799 at the end of lowering passes.
27801 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
27803 * ifcvt.c (cond_move_convert_if_block): New function, code
27804 factored out from...
27805 (cond_move_process_if_block): ...here. Call the new function
27806 on the THEN and ELSE blocks.
27807 (merge_if_block): Do not copy global_live_at_end, merge_blocks
27808 already takes care of this.
27810 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27813 * tree.h (TREE_OVERFLOW_P): New.
27814 * c-typeck.c (parser_build_unary_op): Warn only if result
27815 overflowed and operands did not.
27816 (parser_build_binary_op): Likewise.
27817 (convert_for_assignment): Remove redundant overflow_warning.
27818 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
27820 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27822 * c-typeck.c (store_init_value): Split over two lines to follow
27823 the GNU coding style.
27825 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
27827 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
27828 __GXX_EXPERIMENTAL_CXX0X__.
27829 * doc/cpp.texi: Same.
27831 2007-01-05 Richard Guenther <rguenther@suse.de>
27833 PR middle-end/27826
27834 * tree.c (get_narrower): Do not construct COMPONENT_REFs
27835 with mismatched types. Instead explicitly build a
27836 conversion NOP_EXPR.
27838 2007-01-05 Ian Lance Taylor <iant@google.com>
27840 * c-common.c (decl_with_nonnull_addr_p): New function.
27841 (c_common_truthvalue_conversion): Call it.
27842 * c-typeck.c (build_binary_op): Likewise.
27843 * c-common.h (decl_with_nonnull_addr_p): Declare.
27845 2007-01-05 Jakub Jelinek <jakub@redhat.com>
27848 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
27851 2007-01-05 Joel Brobecker <brobecker@adacore.com>
27853 * doc/install.texi (Final install): Document the fact that
27854 the GNAT runtime should not be stripped.
27856 2007-01-04 Jan Hubicka <jh@suse.cz>
27858 * tree-inline.c (fold_marked_statements): Update operand caches
27859 and EH after folding
27861 2007-01-04 Ian Lance Taylor <iant@google.com>
27863 * c-common.c (check_function_nonnull): Whitespace fix.
27865 2007-01-04 Jan Hubicka <jh@suse.cz>
27867 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
27868 comitted older version of patch.
27869 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
27870 function, celanup cfg and collect garbage.
27872 2007-01-04 Mike Stump <mrs@apple.com>
27874 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
27877 2007-01-04 Eric Christopher <echristo@apple.com>
27879 * libgcc2.c (__bswapsi2): Use SItype.
27880 (__bswapdi2): Use DItype.
27881 * libgcc2.h: Update for above.
27883 2007-01-04 Paul Brook <paul@codesourcery.com>
27885 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
27886 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
27887 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
27888 umulsidi3, umulsidi3adddi, smulsi3_highpart,
27889 umulsi3_highpart): Make conditional on !arm_arch6.
27890 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
27891 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
27892 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
27893 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
27894 umulsi3_highpart_v6): New insns.
27896 2007-01-04 Roger Sayle <roger@eyesopen.com>
27898 * fold-const.c (fold_convert): When casting an expression to void,
27899 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
27900 have a type. Instead of attempting to build a NOP_EXPR, return
27901 these "special" trees directly.
27903 2007-01-04 Joseph Myers <joseph@codesourcery.com>
27905 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
27906 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
27907 rs6000_cost->fp not 0 as adjustment for outer NEG.
27909 2007-01-04 Jan Hubicka <jh@suse.cz>
27911 * cgraph.c (cgraph_release_function_body): New function.
27912 (cgraph_remove_node): Use it.
27913 * cgraph.h (cgraph_release_function_body): Declare.
27914 * cgraphunit.c (cgraph_expand_function): Use it.
27915 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
27916 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
27917 is initialized and while compilation of other function is running.
27918 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
27919 statement CFG annotations from here to ...
27920 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
27922 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
27924 * cfgloop.h (enum li_flags): Make the constants powers of two.
27926 2007-01-04 Jan Hubicka <jh@suse.cz>
27928 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
27930 (fold_marked_statements): New function.
27931 (optimize_inline_calls, tree_function_versioning): Fold new statements.
27932 * tree-inline.h (copy_body_data): Add statements_to_fold.
27934 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
27936 * config.gcc: Mention libgcc/config.host.
27937 * Makefile.in: Update comments mentioning libgcc.
27938 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
27939 (all.cross, start.encap, rest.encap, rest.cross): Update
27940 dependencies for libgcc move.
27941 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
27942 (clean-target, clean-target-libgcc): Delete.
27943 (srcdirify, GCC_EXTRA_PARTS): New macros.
27944 (libgcc-support, libgcc.mvars): New rules.
27945 (distclean): Remove mention of mklibgcc.
27946 (install): Don't reference INSTALL_LIBGCC.
27947 (install-common): Don't reference EXTRA_PARTS.
27948 (install-libgcc, install-multilib): Delete rules.
27949 * mklibgcc.in: Delete file.
27950 * doc/configfiles.texi: Don't mention mklibgcc.
27952 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
27953 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
27954 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
27955 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
27956 (mklibgcc, ldblspecs): Likewise.
27958 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
27959 (posixpre.def): Use $(T).
27960 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
27961 (SHLIB_SRC, SHLIB_INSTALL): Delete.
27962 (SHLIB_LINK): Make dummy.
27963 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
27965 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
27967 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
27968 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
27969 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
27970 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
27972 * configure.ac (all_outputs): Remove mklibgcc.
27973 * configure: Regenerated.
27975 2007-01-03 Josh Conner <jconner@apple.com>
27977 PR middle-end/29683
27978 * calls.c (compute_argument_addresses): Set stack and stack_slot
27979 for partial args, too.
27980 (store_one_arg): Use locate.size.constant for the size when
27981 generating a save_area.
27983 2007-01-03 Robert Kennedy <jimbob@google.com>
27985 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
27986 whose definitions are deleted due to basic block merging.
27988 2007-01-03 Paul Brook <paul@codesourcery.com>
27991 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
27993 (use_return_insn): Return 0 for Thumb interrupt functions.
27994 (print_multi_reg): Add rfe argument for IRQ returns.
27995 (arm_output_epilogue): Pop interrupt return address directly into PC.
27996 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
27998 2007-01-03 Paul Brook <paul@codesourcery.com>
28000 Merge from sourcerygxx-4_1.
28001 * config/arm/thumb2.md: New file.
28002 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
28004 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
28005 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
28006 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
28007 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
28009 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
28010 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
28012 * config/arm/ieee754-sf.S: Ditto.
28013 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
28014 (thumb1_base_register_rtx_p): ... to this.
28015 (thumb_index_register_rtx_p): Rename...
28016 (thumb1_index_register_rtx_p): ... to this.
28017 (thumb_output_function_prologue): Rename...
28018 (thumb1_output_function_prologue): ... to this.
28019 (thumb_legitimate_address_p): Rename...
28020 (thumb1_legitimate_address_p): ... to this.
28021 (thumb_rtx_costs): Rename...
28022 (thumb1_rtx_costs): ... to this.
28023 (thumb_compute_save_reg_mask): Rename...
28024 (thumb1_compute_save_reg_mask): ... to this.
28025 (thumb_final_prescan_insn): Rename...
28026 (thumb1_final_prescan_insn): ... to this.
28027 (thumb_expand_epilogue): Rename...
28028 (thumb1_expand_epilogue): ... to this.
28029 (arm_unwind_emit_stm): Rename...
28030 (arm_unwind_emit_sequence): ... to this.
28031 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
28032 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
28033 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
28034 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
28035 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
28036 thumb2_output_casesi): New functions.
28037 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
28038 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
28039 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
28040 THUMB2_WORK_REGS): Define.
28041 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
28042 arm_condexec_mask, arm_condexec_masklen)): New variables.
28043 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
28044 (arm_override_options): Check new CPU capabilities.
28045 Set new architecture flag variables.
28046 (arm_isr_value): Handle v7m interrupt functions.
28047 (user_return_insn): Return 0 for v7m interrupt functions. Handle
28049 (const_ok_for_arm): Handle Thumb-2 constants.
28050 (arm_gen_constant): Ditto. Use movw when available.
28051 (arm_function_ok_for_sibcall): Return false for v7m interrupt
28053 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
28054 (thumb_find_work_register, arm_load_pic_register,
28055 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
28056 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
28057 print_multi_reg, output_mov_long_double_fpa_from_arm,
28058 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
28059 output_mov_double_fpa_from_arm, output_move_double,
28060 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
28061 output_return_instruction, arm_output_function_prologue,
28062 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
28063 arm_output_mi_thunk, thumb_set_return_address): Ditto.
28064 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
28065 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
28066 (arithmetic_instr, shift_op): Use arm_shift_nmem.
28067 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
28069 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
28070 (thumb_expand_prologue): Use thumb_set_frame_pointer.
28071 (arm_file_start): Output directive for unified syntax.
28072 (arm_unwind_emit_set): Handle stack alignment instruction.
28073 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
28074 Add v6t2, v7, v7a, v7r and v7m.
28075 (RETLDM): Add Thumb-2 code.
28076 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
28077 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
28078 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
28079 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
28080 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
28081 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
28082 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
28083 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
28084 ADJUST_INSN_LENGTH): Define.
28085 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
28086 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
28087 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
28088 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
28089 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
28090 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
28091 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
28092 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
28093 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
28094 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
28095 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
28096 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
28097 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
28098 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
28099 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
28100 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
28101 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
28103 * config/arm/arm-tune.md: Regenerate.
28104 * config/arm/arm-protos.h: Update prototypes.
28105 * config/arm/vfp.md: Enable patterns for Thumb-2.
28106 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
28107 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
28108 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
28109 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
28110 * config/arm/libunwind.S: Add Thumb-2 code.
28111 * config/arm/constraints.md: Update include Thumb-2.
28112 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
28113 * config/arm/ieee754-df.S: Ditto.
28114 * config/arm/bpabi.S: Ditto.
28115 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
28116 * config/arm/predicates.md (low_register_operand,
28117 low_reg_or_int_operand, thumb_16bit_operator): New.
28118 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
28119 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
28120 * config/arm/t-arm-elf: Add armv7 multilib.
28121 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
28123 (UNSPEC_STACK_ALIGN, ce_count): New.
28124 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
28125 arm_zero_extendsidi2, arm_zero_extendqidi2): New
28127 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
28128 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
28129 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
28130 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
28131 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
28132 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
28134 * doc/extend.texi: Document ARMv7-M interrupt functions.
28135 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
28137 2007-01-03 Jakub Jelinek <jakub@redhat.com>
28139 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
28140 (struct _Unwind_Context): Rename args_size to flags, remove
28141 signal_frame field, add a new args_size field and version field.
28142 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
28143 _Unwind_IsExtendedContext): New inline functions.
28144 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
28145 Assume by_value array is only present if _Unwind_IsExtendedContext.
28146 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
28147 _Unwind_IsSignalFrame.
28148 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
28149 (uw_update_context_1): Use _Unwind_SetSignalFrame.
28150 (uw_init_context_1): Initialize context->flags to
28151 EXTENDED_CONTEXT_BIT.
28152 * config/rs6000/linux-unwind.h (frob_update_context): Use
28153 _Unwind_SetSignalFrame.
28155 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
28157 PR middle-end/30353
28158 * gimplify.c (gimplify_modify_expr_complex_part): Move below
28159 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
28162 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
28164 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
28165 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
28166 RET, AT_SP): Remove.
28167 * config/i386/i386.md (*sse_prologue_save_insn): Use return
28170 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
28171 * cfgbuild.c (find_basic_blocks): Likewise.
28172 * cfgrtl.c (rtl_create_basic_block): Likewise.
28173 * function.c (temp_slots_at_level): Likewise.
28174 * reg-stack.c (stack_regs_mentioned): Likewise.
28175 * regclass.c (allocate_reg_info): Likewise.
28176 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
28177 set_bb_for_stmt, move_block_to_fn): Likewise.
28178 * tree-complex.c (tree_lower_complex): Likewise.
28179 * vec.h (VEC_safe_grow_cleared): New.
28181 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
28183 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
28185 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
28186 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
28188 * cfgloopmanip.c (scale_loop_frequencies): Export.
28189 (loopify): Scale the frequencies by prescribed coefficients.
28190 (set_zero_probability): New function.
28191 (duplicate_loop_to_header_edge): Improve updating of frequencies.
28192 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
28193 and frequencies according to arguments.
28194 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
28196 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
28197 * modulo-sched.c (sms_schedule): Set probabilities for entering
28198 versioned loop correctly.
28199 * tree-vect-transform.c (vect_transform_loop): Ditto.
28200 * cfgloop.h (loopify, loop_version): Declaration changed.
28201 (scale_loop_frequencies): Declared.
28203 2007-01-02 Jan Hubicka <jh@suse.cz>
28205 * cgraph.c: Include tree-flow.h
28206 (cgraph_add_new-function): Handle IPA_SSA mode; execute
28207 early_local_passes.
28208 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
28209 * tree-pass.h (pass_all_early_optimizations): Declare.
28210 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
28211 early_local_passes.
28212 (cgraph_analyze_function): Do early_local_passes.
28213 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
28214 Do not add referenced vars.
28215 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
28217 (gate_all_early_local_passes): New gate.
28218 (pass_early_local_passes): Use new gate.
28219 (execute_early_local_optimizations): New functions.
28220 (gate_all_early_optimizations): New gate.
28221 (pass_all_early_optimizations): New pass.
28222 (execute_free_datastructures): Free SSA only when initialized.
28223 (gate_init_datastructures): Init only when optimizing.
28224 (tree_lowering_passes): Do early local passes when called late.
28225 * tree-profile.c (do_tree_profiling): Don't profile functions added
28227 (do_early_tree_profiling, pass_early_tree_profile): Kill.
28228 * tree-cfg.c (update_modified_stmts): Do not update when operands are
28230 * passes.c (init_optimizations_passes): Reorder so we go into SSA
28231 during early_local_passes.
28232 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
28235 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
28237 * Makefile.in: Update copyright year.
28239 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
28241 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
28242 in $(lang_checks) and check-consistency targets.
28244 2007-01-02 Jan Hubicka <jh@suse.cz>
28246 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
28247 Do not add referenced vars.
28248 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
28250 * passes.c (init_optimization_passes): Put mudflap_2 after
28251 free_datastructures.
28253 2007-01-02 Jan Hubicka <jh@suse.cz>
28255 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
28256 Set NOTHROW flag on call statements proved to be nothrow.
28257 Update statement of local calls so new pure/const functions are
28258 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
28260 (tree_rest_of_compilation): Register hooks and initialize bitmap
28261 early. Do not set after_inlining flag.
28263 2007-01-02 Steve Ellcey <sje@cup.hp.com>
28265 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
28266 HOST_BITS_PER_LONGLONG
28268 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28271 * c-typeck.c (store_init_value): Don't emit pedantic overflow
28272 warning for non-static initializers.
28274 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
28276 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
28277 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
28278 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
28279 Always use set_unique_reg_note to add REG_EQUAL notes.
28281 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
28284 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
28286 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
28287 * cfgbuild.c (find_basic_blocks): Likewise.
28288 * cfgrtl.c (rtl_create_basic_block): Likewise.
28289 * function.c (temp_slots_at_level): Likewise.
28290 * reg-stack.c (stack_regs_mentioned): Likewise.
28291 * regclass.c (allocate_reg_info): Likewise.
28292 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
28293 set_bb_for_stmt, move_block_to_fn): Likewise.
28294 * tree-complex.c (tree_lower_complex): Likewise.
28295 * vec.h (VEC_safe_grow_cleared): New.
28297 2007-01-02 Ian Lance Taylor <iant@google.com>
28299 * c-common.c (c_common_truthvalue_conversion): When warning about
28300 using an assignment as a truth value, set TREE_NO_WARNING.
28302 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28305 * c.opt (Wold-style-declaration): New.
28306 * doc/invoke.texi (C-only Warning Options): New.
28307 (Wold-style-declaration): Document it.
28308 (Wextra): Enabled by -Wextra.
28309 * c-opts.c (c_common_post_options): Enabled by -Wextra.
28310 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
28311 -Wold-style-declaration.
28313 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
28315 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
28316 * cfgbuild.c (find_basic_blocks): Likewise.
28317 * cfgrtl.c (rtl_create_basic_block): Likewise.
28318 * function.c (temp_slots_at_level): Likewise.
28319 * reg-stack.c (stack_regs_mentioned): Likewise.
28320 * regclass.c (allocate_reg_info): Likewise.
28321 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
28322 set_bb_for_stmt, move_block_to_fn): Likewise.
28323 * tree-complex.c (tree_lower_complex): Likewise.
28324 * vec.h (VEC_safe_grow_cleared): New.
28326 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
28328 * c-common.c (c_common_nodes_and_builtins): Since variants of
28329 void_type_node get built before it is given a name, we need to
28330 give those variants the name, too.
28331 (complete_array_type): We need to work with the canonical main
28332 type of the array, from which we will build the qualified version.
28333 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
28334 * print-tree.c (print_node): Display canonical type information
28336 * stor-layout.c (layout_type): When we don't know the
28337 alignment of a type for which we're building an array, we end up
28338 guessing wrong, so make the type require structural equality.
28339 * tree.c (make_node_stat): When we build a new type, it is its
28340 own canonical type.
28341 (build_type_attribute_qual_variant): When building an attribute
28342 variant, its canonical type is the non-attribute variant. However,
28343 if the attributes are target-dependent and they differ, we need to
28344 use structural equality checks for this type.
28345 (build_qualified_type): A qualified type is not equivalent to its
28346 unqualified variant; set the canonical type appropriately.
28347 (build_distinct_type_copy): When building a distinct type from
28348 another type, the new type is its own canonical type.
28349 (build_variant_type_copy): When building a new type variant, we
28350 assume that it is equivalent to the original type.
28351 (build_pointer_type_for_mode): When building a pointer type, also
28352 build a canonical type pointer.
28353 (build_reference_type_for_mode): When building a reference type,
28354 also build a canonical type reference.
28355 (build_index_type): When we can't hash an index type (e.g.,
28356 because its maximum value is negative), the index type requires
28357 structural equality tests.
28358 (build_array_type): Build the canonical form of an array type.
28359 (build_function_type): Function types require structural equality,
28360 because they contain default arguments, attributes, etc.
28361 (build_method_type_directly): Ditto for method types.
28362 (build_offset_type): Build the canonical offset type.
28363 (build_complex_type): Build the canonical vector type.
28364 (make_vector_type): Build the canonical vector type.
28365 * tree.h (TYPE_CANONICAL): New.
28366 (TYPE_STRUCTURAL_EQUALITY_P): New.
28367 (SET_TYPE_STRUCTURAL_EQUALITY): New.
28368 (struct tree_type): Added "canonical" field.
28369 * params.h (VERIFY_CANONICAL_TYPES): New.
28370 * doc/c-tree.texi (TYPE_CANONICAL): Document.
28371 (TYPE_STRUCTURAL_EQUALITY_P): Document.
28372 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
28373 * doc/invoke.texi (verify-canonical-types): Document --param
28374 parameter for verifying canonical types.
28376 2007-01-02 Joseph Myers <joseph@codesourcery.com>
28378 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
28379 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
28380 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
28381 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
28383 * config/rs6000/e500.h: New.
28384 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
28385 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
28387 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
28388 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
28389 TARGET_E500_DOUBLE): Remove.
28390 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
28391 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
28392 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
28393 * config/rs6000/rs6000.c (rs6000_override_options): Use
28394 CHECK_E500_OPTIONS.
28396 2007-01-02 Joseph Myers <joseph@codesourcery.com>
28398 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
28399 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
28400 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
28401 rs6000_emit_cmove): Don't check TARGET_E500.
28402 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
28403 sordered): Don't check TARGET_E500.
28405 2007-01-01 Eric Christopher <echristo@apple.com>
28407 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
28408 HARD_REGISTER_NUM_P.
28410 2007-01-01 Roger Sayle <roger@eyesopen.com>
28412 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
28413 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
28414 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
28417 2007-01-01 Mike Stump <mrs@apple.com>
28419 * configure.ac: Remove support for building with Apple's gcc-3.1.
28421 2007-01-02 Joseph Myers <joseph@codesourcery.com>
28423 PR middle-end/30311
28424 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
28425 REG is a hard register. Do not modify REG before calling
28427 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
28428 multiple of the size of YMODE for certain lowpart cases.
28430 2007-01-01 Andrew Pinski <pinskia@gmail.com>
28432 PR middle-end/30253
28433 * gimplify (voidify_wrapper_expr): Update for
28434 GIMPLE_MODIFY_STMT.
28436 2007-01-01 Andreas Schwab <schwab@suse.de>
28439 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
28440 save of BR0 in extra_spill_size instead of spill_size.
28441 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
28443 (ia64_expand_epilogue): Restore BR0 from its new location.
28445 2007-01-01 Andrew Pinski <pinskia@gmail.com>
28447 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
28448 Use a temporary variable if the left hand side is not a gimple
28451 2007-01-01 Andrew Pinski <pinskia@gmail.com>
28453 * gimplify.c (gimplify_return_expr): Make the temporary variable
28454 for the return expression, a gimple register variable.
28456 2007-01-01 Jan Hubicka <jh@suse.cz>
28458 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
28461 2007-01-01 Mike Stump <mrs@apple.com>
28463 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
28465 * config/darwin.c (machopic_select_rtx_section): Use
28466 HAVE_GAS_LITERAL16.
28467 (darwin_mergeable_constant_section): Likewise.
28468 * configure: Regenerate.
28469 * config.in: Regenerate.
28471 2007-01-01 Jan Hubicka <jh@suse.cz>
28472 Andrew Pinski <pinskia@gmail.com>
28474 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
28475 before starting IPA passes.